Mercurial > hg > nginx
annotate src/event/ngx_event_quic.c @ 8599:c01964fd7b8b quic
QUIC: fixed dropping output ack ranges on input ack.
While there, additional debug messages were added.
| author | Vladimir Homutov <vl@nginx.com> |
|---|---|
| date | Wed, 21 Oct 2020 20:39:25 +0300 |
| parents | 85a550047eb5 |
| children | 06af25901b1a |
| rev | line source |
|---|---|
|
8182
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
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1 |
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Moved all QUIC code into ngx_event_quic.c
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parents:
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diff
changeset
|
2 /* |
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Moved all QUIC code into ngx_event_quic.c
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3 * Copyright (C) Nginx, Inc. |
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b28ea685a56e
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4 */ |
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Moved all QUIC code into ngx_event_quic.c
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parents:
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5 |
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Moved all QUIC code into ngx_event_quic.c
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parents:
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|
6 |
| 8171 | 7 #include <ngx_config.h> |
| 8 #include <ngx_core.h> | |
|
8208
4ae9ac69ab93
HTTP/QUIC interface reworked.
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9 #include <ngx_event.h> |
|
8486
d0ac4449a07f
QUIC: fixed bulding perl module by reducing header pollution.
Sergey Kandaurov <pluknet@nginx.com>
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8483
diff
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10 #include <ngx_event_quic_transport.h> |
|
d0ac4449a07f
QUIC: fixed bulding perl module by reducing header pollution.
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changeset
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11 #include <ngx_event_quic_protection.h> |
|
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12 |
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Moved all QUIC code into ngx_event_quic.c
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13 |
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dc7ac778aafe
Introduced packet namespace in QUIC connection.
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14 /* 0-RTT and 1-RTT data exist in the same packet number space, |
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15 * so we have 3 packet number spaces: |
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Vladimir Homutov <vl@nginx.com>
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16 * |
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dc7ac778aafe
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17 * 0 - Initial |
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18 * 1 - Handshake |
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19 * 2 - 0-RTT and 1-RTT |
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parents:
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20 */ |
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21 #define ngx_quic_get_send_ctx(qc, level) \ |
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22 ((level) == ssl_encryption_initial) ? &((qc)->send_ctx[0]) \ |
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23 : (((level) == ssl_encryption_handshake) ? &((qc)->send_ctx[1]) \ |
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24 : &((qc)->send_ctx[2])) |
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25 |
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Vladimir Homutov <vl@nginx.com>
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26 #define NGX_QUIC_SEND_CTX_LAST (NGX_QUIC_ENCRYPTION_LAST - 1) |
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Introduced packet namespace in QUIC connection.
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27 |
|
8314
de8981bf2dd5
Advertizing MAX_STREAMS (0x12) credit in advance.
Sergey Kandaurov <pluknet@nginx.com>
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28 #define NGX_QUIC_STREAMS_INC 16 |
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29 #define NGX_QUIC_STREAMS_LIMIT (1ULL < 60) |
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Advertizing MAX_STREAMS (0x12) credit in advance.
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30 |
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Crypto buffer frames reordering.
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31 /* |
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Crypto buffer frames reordering.
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32 * 7.4. Cryptographic Message Buffering |
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33 * Implementations MUST support buffering at least 4096 bytes of data |
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Crypto buffer frames reordering.
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34 */ |
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35 #define NGX_QUIC_MAX_BUFFERED 65535 |
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Crypto buffer frames reordering.
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36 |
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8504
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
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37 #define NGX_QUIC_STREAM_GONE (void *) -1 |
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QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
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38 |
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8598
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QUIC: added macro for unset packet number.
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39 #define NGX_QUIC_UNSET_PN (uint64_t) -1 |
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85a550047eb5
QUIC: added macro for unset packet number.
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40 |
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QUIC: added stateless reset support.
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41 /* |
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QUIC: added stateless reset support.
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42 * Endpoints MUST discard packets that are too small to be valid QUIC |
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QUIC: added stateless reset support.
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43 * packets. With the set of AEAD functions defined in [QUIC-TLS], |
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b31c02454539
QUIC: added stateless reset support.
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44 * packets that are smaller than 21 bytes are never valid. |
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b31c02454539
QUIC: added stateless reset support.
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45 */ |
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QUIC: added stateless reset support.
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46 #define NGX_QUIC_MIN_PKT_LEN 21 |
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QUIC: added stateless reset support.
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47 |
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48 #define NGX_QUIC_MIN_SR_PACKET 43 /* 5 random + 16 srt + 22 padding */ |
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49 #define NGX_QUIC_MAX_SR_PACKET 1200 |
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50 |
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QUIC: added debug message with final packet processing status.
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51 #define ngx_quic_level_name(lvl) \ |
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52 (lvl == ssl_encryption_application) ? "application" \ |
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53 : (lvl == ssl_encryption_initial) ? "initial" \ |
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54 : (lvl == ssl_encryption_handshake) ? "handshake" : "early_data" |
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07971f870879
QUIC: added debug message with final packet processing status.
Vladimir Homutov <vl@nginx.com>
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55 |
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Introduced packet namespace in QUIC connection.
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56 |
| 8225 | 57 typedef struct { |
| 58 ngx_rbtree_t tree; | |
| 59 ngx_rbtree_node_t sentinel; | |
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Implemented creation of server unidirectional streams.
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60 |
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Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
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61 uint64_t received; |
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62 uint64_t sent; |
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63 uint64_t recv_max_data; |
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64 uint64_t send_max_data; |
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QUIC: limited the number of server-initiated streams.
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65 |
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66 uint64_t server_max_streams_uni; |
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67 uint64_t server_max_streams_bidi; |
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68 uint64_t server_streams_uni; |
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69 uint64_t server_streams_bidi; |
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70 |
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71 uint64_t client_max_streams_uni; |
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72 uint64_t client_max_streams_bidi; |
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73 uint64_t client_streams_uni; |
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74 uint64_t client_streams_bidi; |
| 8225 | 75 } ngx_quic_streams_t; |
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76 |
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77 |
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QUIC basic congestion control.
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78 typedef struct { |
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QUIC basic congestion control.
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79 size_t in_flight; |
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QUIC basic congestion control.
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80 size_t window; |
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81 size_t ssthresh; |
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82 ngx_msec_t recovery_start; |
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83 } ngx_quic_congestion_t; |
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84 |
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85 |
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86 /* |
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87 * 12.3. Packet Numbers |
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88 * |
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89 * Conceptually, a packet number space is the context in which a packet |
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90 * can be processed and acknowledged. Initial packets can only be sent |
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91 * with Initial packet protection keys and acknowledged in packets which |
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92 * are also Initial packets. |
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93 */ |
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94 typedef struct { |
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95 ngx_quic_secret_t client_secret; |
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96 ngx_quic_secret_t server_secret; |
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97 |
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QUIC: added ACK frame range support.
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98 enum ssl_encryption_level_t level; |
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99 |
| 8401 | 100 uint64_t pnum; /* to be sent */ |
| 101 uint64_t largest_ack; /* received from peer */ | |
| 102 uint64_t largest_pn; /* received from peer */ | |
|
8308
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Implemented retransmission and retransmit queue.
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103 |
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Implemented retransmission and retransmit queue.
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104 ngx_queue_t frames; |
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105 ngx_queue_t sent; |
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106 |
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107 uint64_t pending_ack; /* non sent ack-eliciting */ |
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108 uint64_t largest_range; |
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109 uint64_t first_range; |
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110 ngx_uint_t nranges; |
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111 ngx_quic_ack_range_t ranges[NGX_QUIC_MAX_RANGES]; |
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112 struct timeval ack_received; |
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113 ngx_uint_t send_ack; /* unsigned send_ack:1 */ |
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114 } ngx_quic_send_ctx_t; |
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115 |
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116 |
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117 struct ngx_quic_connection_s { |
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8538
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QUIC: added support for multiple connection IDs.
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|
118 ngx_str_t scid; /* initial client ID */ |
|
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diff
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|
119 ngx_str_t dcid; /* server (our own) ID */ |
|
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QUIC: added support for multiple connection IDs.
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diff
changeset
|
120 ngx_str_t odcid; /* original server ID */ |
| 8225 | 121 ngx_str_t token; |
|
8182
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Moved all QUIC code into ngx_event_quic.c
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|
122 |
|
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diff
changeset
|
123 ngx_queue_t client_ids; |
|
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|
124 ngx_queue_t free_client_ids; |
|
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|
125 ngx_uint_t nclient_ids; |
|
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|
126 uint64_t max_retired_seqnum; |
|
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QUIC: added support for multiple connection IDs.
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diff
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|
127 uint64_t curr_seqnum; |
|
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diff
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|
128 |
|
8260
f388c0ad3477
Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
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diff
changeset
|
129 ngx_uint_t client_tp_done; |
|
8247
e9891e8ee975
Configurable transport parameters.
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parents:
8246
diff
changeset
|
130 ngx_quic_tp_t tp; |
|
8265
d45325e90221
Limit output QUIC packets with client max_packet_size.
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parents:
8263
diff
changeset
|
131 ngx_quic_tp_t ctp; |
|
8247
e9891e8ee975
Configurable transport parameters.
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diff
changeset
|
132 |
|
8331
bda817d16cc2
Rename types and variables used for packet number space.
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diff
changeset
|
133 ngx_quic_send_ctx_t send_ctx[NGX_QUIC_SEND_CTX_LAST]; |
|
8306
058a5af7ddfc
Refactored QUIC secrets storage.
Vladimir Homutov <vl@nginx.com>
parents:
8305
diff
changeset
|
134 ngx_quic_secrets_t keys[NGX_QUIC_ENCRYPTION_LAST]; |
|
8319
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8316
diff
changeset
|
135 ngx_quic_secrets_t next_key; |
|
8333
167d32476737
Crypto buffer frames reordering.
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diff
changeset
|
136 ngx_quic_frames_stream_t crypto[NGX_QUIC_ENCRYPTION_LAST]; |
|
8306
058a5af7ddfc
Refactored QUIC secrets storage.
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diff
changeset
|
137 |
|
8481
0d2b2664b41c
QUIC: added "quic" listen parameter.
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diff
changeset
|
138 ngx_quic_conf_t *conf; |
|
0d2b2664b41c
QUIC: added "quic" listen parameter.
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diff
changeset
|
139 |
| 8309 | 140 ngx_event_t push; |
| 8472 | 141 ngx_event_t pto; |
|
8355
ad3a6f069498
Added proper handling of connection close phases.
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diff
changeset
|
142 ngx_event_t close; |
|
8308
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
143 ngx_queue_t free_frames; |
|
8355
ad3a6f069498
Added proper handling of connection close phases.
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diff
changeset
|
144 ngx_msec_t last_cc; |
| 8286 | 145 |
|
8469
3b107aadc9f6
QUIC: added rtt estimation.
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diff
changeset
|
146 ngx_msec_t latest_rtt; |
|
3b107aadc9f6
QUIC: added rtt estimation.
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diff
changeset
|
147 ngx_msec_t avg_rtt; |
|
3b107aadc9f6
QUIC: added rtt estimation.
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diff
changeset
|
148 ngx_msec_t min_rtt; |
|
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QUIC: added rtt estimation.
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diff
changeset
|
149 ngx_msec_t rttvar; |
|
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QUIC: added rtt estimation.
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diff
changeset
|
150 |
|
8518
f9b1a4e52597
QUIC: changed c->quic->pto_count type to ngx_uint_t.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8517
diff
changeset
|
151 ngx_uint_t pto_count; |
|
8475
b276833111cf
QUIC: implemented probe timeout (PTO) calculation.
Vladimir Homutov <vl@nginx.com>
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diff
changeset
|
152 |
| 8286 | 153 #if (NGX_DEBUG) |
| 154 ngx_uint_t nframes; | |
| 155 #endif | |
|
8208
4ae9ac69ab93
HTTP/QUIC interface reworked.
Vladimir Homutov <vl@nginx.com>
parents:
8207
diff
changeset
|
156 |
| 8225 | 157 ngx_quic_streams_t streams; |
|
8364
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
158 ngx_quic_congestion_t congestion; |
|
8477
031918df51c0
QUIC: added anti-amplification limit.
Vladimir Homutov <vl@nginx.com>
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diff
changeset
|
159 size_t received; |
|
8281
618a65de08b3
When closing a QUIC connection, wait for all streams to finish.
Roman Arutyunyan <arut@nginx.com>
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diff
changeset
|
160 |
|
8385
fb7422074258
Added generation of CC frames with error on connection termination.
Vladimir Homutov <vl@nginx.com>
parents:
8384
diff
changeset
|
161 ngx_uint_t error; |
|
8458
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
8450
diff
changeset
|
162 enum ssl_encryption_level_t error_level; |
|
8399
ffd362e87eb2
Added more context to CONNECTION CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
8398
diff
changeset
|
163 ngx_uint_t error_ftype; |
|
ffd362e87eb2
Added more context to CONNECTION CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
8398
diff
changeset
|
164 const char *error_reason; |
|
8385
fb7422074258
Added generation of CC frames with error on connection termination.
Vladimir Homutov <vl@nginx.com>
parents:
8384
diff
changeset
|
165 |
|
8458
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
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diff
changeset
|
166 unsigned error_app:1; |
|
8281
618a65de08b3
When closing a QUIC connection, wait for all streams to finish.
Roman Arutyunyan <arut@nginx.com>
parents:
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diff
changeset
|
167 unsigned send_timer_set:1; |
|
618a65de08b3
When closing a QUIC connection, wait for all streams to finish.
Roman Arutyunyan <arut@nginx.com>
parents:
8280
diff
changeset
|
168 unsigned closing:1; |
|
8355
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
169 unsigned draining:1; |
|
8319
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8316
diff
changeset
|
170 unsigned key_phase:1; |
|
8383
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
171 unsigned in_retry:1; |
|
8397
1245e274b9ba
Avoided excessive definitions for connection state.
Vladimir Homutov <vl@nginx.com>
parents:
8394
diff
changeset
|
172 unsigned initialized:1; |
|
8477
031918df51c0
QUIC: added anti-amplification limit.
Vladimir Homutov <vl@nginx.com>
parents:
8476
diff
changeset
|
173 unsigned validated:1; |
| 8225 | 174 }; |
|
8206
8d6ac639feac
Added support of multiple QUIC packets in single datagram.
Vladimir Homutov <vl@nginx.com>
parents:
8205
diff
changeset
|
175 |
|
8182
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
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8180
diff
changeset
|
176 |
|
8538
3afaaaa930ab
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Vladimir Homutov <vl@nginx.com>
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8536
diff
changeset
|
177 typedef struct { |
|
3afaaaa930ab
QUIC: added support for multiple connection IDs.
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8536
diff
changeset
|
178 ngx_queue_t queue; |
|
3afaaaa930ab
QUIC: added support for multiple connection IDs.
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diff
changeset
|
179 uint64_t seqnum; |
|
3afaaaa930ab
QUIC: added support for multiple connection IDs.
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diff
changeset
|
180 size_t len; |
|
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8536
diff
changeset
|
181 u_char id[NGX_QUIC_CID_LEN_MAX]; |
|
8562
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8561
diff
changeset
|
182 u_char sr_token[NGX_QUIC_SR_TOKEN_LEN]; |
|
8538
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8536
diff
changeset
|
183 } ngx_quic_client_id_t; |
|
3afaaaa930ab
QUIC: added support for multiple connection IDs.
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diff
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|
184 |
|
3afaaaa930ab
QUIC: added support for multiple connection IDs.
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8536
diff
changeset
|
185 |
|
8335
76839f55bc48
Sorted functions and functions declarations.
Vladimir Homutov <vl@nginx.com>
parents:
8334
diff
changeset
|
186 typedef ngx_int_t (*ngx_quic_frame_handler_pt)(ngx_connection_t *c, |
|
8378
81a4f98a2556
Cleaned up reordering code.
Vladimir Homutov <vl@nginx.com>
parents:
8377
diff
changeset
|
187 ngx_quic_frame_t *frame, void *data); |
|
8335
76839f55bc48
Sorted functions and functions declarations.
Vladimir Homutov <vl@nginx.com>
parents:
8334
diff
changeset
|
188 |
|
76839f55bc48
Sorted functions and functions declarations.
Vladimir Homutov <vl@nginx.com>
parents:
8334
diff
changeset
|
189 |
|
8204
9e0c30e1f7fb
Compatibility with BoringSSL revised QUIC encryption secret APIs.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8203
diff
changeset
|
190 #if BORINGSSL_API_VERSION >= 10 |
|
9e0c30e1f7fb
Compatibility with BoringSSL revised QUIC encryption secret APIs.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8203
diff
changeset
|
191 static int ngx_quic_set_read_secret(ngx_ssl_conn_t *ssl_conn, |
|
9e0c30e1f7fb
Compatibility with BoringSSL revised QUIC encryption secret APIs.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8203
diff
changeset
|
192 enum ssl_encryption_level_t level, const SSL_CIPHER *cipher, |
|
9e0c30e1f7fb
Compatibility with BoringSSL revised QUIC encryption secret APIs.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8203
diff
changeset
|
193 const uint8_t *secret, size_t secret_len); |
|
9e0c30e1f7fb
Compatibility with BoringSSL revised QUIC encryption secret APIs.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8203
diff
changeset
|
194 static int ngx_quic_set_write_secret(ngx_ssl_conn_t *ssl_conn, |
|
9e0c30e1f7fb
Compatibility with BoringSSL revised QUIC encryption secret APIs.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8203
diff
changeset
|
195 enum ssl_encryption_level_t level, const SSL_CIPHER *cipher, |
|
9e0c30e1f7fb
Compatibility with BoringSSL revised QUIC encryption secret APIs.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8203
diff
changeset
|
196 const uint8_t *secret, size_t secret_len); |
|
9e0c30e1f7fb
Compatibility with BoringSSL revised QUIC encryption secret APIs.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8203
diff
changeset
|
197 #else |
|
8182
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
198 static int ngx_quic_set_encryption_secrets(ngx_ssl_conn_t *ssl_conn, |
|
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
199 enum ssl_encryption_level_t level, const uint8_t *read_secret, |
|
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
200 const uint8_t *write_secret, size_t secret_len); |
|
8204
9e0c30e1f7fb
Compatibility with BoringSSL revised QUIC encryption secret APIs.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8203
diff
changeset
|
201 #endif |
| 8225 | 202 |
|
8182
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
203 static int ngx_quic_add_handshake_data(ngx_ssl_conn_t *ssl_conn, |
|
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
204 enum ssl_encryption_level_t level, const uint8_t *data, size_t len); |
|
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
205 static int ngx_quic_flush_flight(ngx_ssl_conn_t *ssl_conn); |
|
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
206 static int ngx_quic_send_alert(ngx_ssl_conn_t *ssl_conn, |
|
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
207 enum ssl_encryption_level_t level, uint8_t alert); |
|
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
208 |
|
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
209 |
|
8561
b4ef79ef1c23
QUIC: refined the "c->quic->initialized" flag usage.
Vladimir Homutov <vl@nginx.com>
parents:
8560
diff
changeset
|
210 static ngx_quic_connection_t *ngx_quic_new_connection(ngx_connection_t *c, |
|
8563
bed310672f39
QUIC: moved ssl configuration pointer to quic configuration.
Vladimir Homutov <vl@nginx.com>
parents:
8562
diff
changeset
|
211 ngx_quic_conf_t *conf, ngx_quic_header_t *pkt); |
|
8562
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8561
diff
changeset
|
212 static ngx_int_t ngx_quic_send_stateless_reset(ngx_connection_t *c, |
|
b31c02454539
QUIC: added stateless reset support.
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parents:
8561
diff
changeset
|
213 ngx_quic_conf_t *conf, ngx_quic_header_t *pkt); |
|
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8561
diff
changeset
|
214 static ngx_int_t ngx_quic_process_stateless_reset(ngx_connection_t *c, |
|
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8561
diff
changeset
|
215 ngx_quic_header_t *pkt); |
|
8522
fc89d02bdca2
QUIC: added version negotiation support.
Vladimir Homutov <vl@nginx.com>
parents:
8519
diff
changeset
|
216 static ngx_int_t ngx_quic_negotiate_version(ngx_connection_t *c, |
|
fc89d02bdca2
QUIC: added version negotiation support.
Vladimir Homutov <vl@nginx.com>
parents:
8519
diff
changeset
|
217 ngx_quic_header_t *inpkt); |
|
8561
b4ef79ef1c23
QUIC: refined the "c->quic->initialized" flag usage.
Vladimir Homutov <vl@nginx.com>
parents:
8560
diff
changeset
|
218 static ngx_int_t ngx_quic_new_dcid(ngx_connection_t *c, |
|
b4ef79ef1c23
QUIC: refined the "c->quic->initialized" flag usage.
Vladimir Homutov <vl@nginx.com>
parents:
8560
diff
changeset
|
219 ngx_quic_connection_t *qc, ngx_str_t *odcid); |
|
8560
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8559
diff
changeset
|
220 static ngx_int_t ngx_quic_send_retry(ngx_connection_t *c); |
|
8383
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
221 static ngx_int_t ngx_quic_new_token(ngx_connection_t *c, ngx_str_t *token); |
|
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
222 static ngx_int_t ngx_quic_validate_token(ngx_connection_t *c, |
|
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
223 ngx_quic_header_t *pkt); |
| 8225 | 224 static ngx_int_t ngx_quic_init_connection(ngx_connection_t *c); |
|
8436
9fe7875ce4bb
QUIC: further limiting maximum QUIC packet size.
Vladimir Homutov <vl@nginx.com>
parents:
8435
diff
changeset
|
225 static ngx_inline size_t ngx_quic_max_udp_payload(ngx_connection_t *c); |
|
8263
1295b293d09a
Connection states code cleanup.
Vladimir Homutov <vl@nginx.com>
parents:
8260
diff
changeset
|
226 static void ngx_quic_input_handler(ngx_event_t *rev); |
|
8354
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
227 |
|
8355
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
228 static void ngx_quic_close_connection(ngx_connection_t *c, ngx_int_t rc); |
|
ad3a6f069498
Added proper handling of connection close phases.
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parents:
8354
diff
changeset
|
229 static ngx_int_t ngx_quic_close_quic(ngx_connection_t *c, ngx_int_t rc); |
|
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
230 static void ngx_quic_close_timer_handler(ngx_event_t *ev); |
|
8354
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
231 static ngx_int_t ngx_quic_close_streams(ngx_connection_t *c, |
|
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
232 ngx_quic_connection_t *qc); |
| 8225 | 233 |
|
8560
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8559
diff
changeset
|
234 static ngx_int_t ngx_quic_input(ngx_connection_t *c, ngx_buf_t *b, |
|
8563
bed310672f39
QUIC: moved ssl configuration pointer to quic configuration.
Vladimir Homutov <vl@nginx.com>
parents:
8562
diff
changeset
|
235 ngx_quic_conf_t *conf); |
|
bed310672f39
QUIC: moved ssl configuration pointer to quic configuration.
Vladimir Homutov <vl@nginx.com>
parents:
8562
diff
changeset
|
236 static ngx_int_t ngx_quic_process_packet(ngx_connection_t *c, |
|
8560
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8559
diff
changeset
|
237 ngx_quic_conf_t *conf, ngx_quic_header_t *pkt); |
|
8561
b4ef79ef1c23
QUIC: refined the "c->quic->initialized" flag usage.
Vladimir Homutov <vl@nginx.com>
parents:
8560
diff
changeset
|
238 static ngx_int_t ngx_quic_init_secrets(ngx_connection_t *c); |
|
8560
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8559
diff
changeset
|
239 static void ngx_quic_discard_ctx(ngx_connection_t *c, |
|
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8559
diff
changeset
|
240 enum ssl_encryption_level_t level); |
| 8361 | 241 static ngx_int_t ngx_quic_check_peer(ngx_quic_connection_t *qc, |
| 242 ngx_quic_header_t *pkt); | |
| 8225 | 243 static ngx_int_t ngx_quic_payload_handler(ngx_connection_t *c, |
| 244 ngx_quic_header_t *pkt); | |
|
8596
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
245 static ngx_int_t ngx_quic_ack_packet(ngx_connection_t *c, |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
246 ngx_quic_header_t *pkt); |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
247 static ngx_int_t ngx_quic_send_ack_range(ngx_connection_t *c, |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
248 ngx_quic_send_ctx_t *ctx, uint64_t smallest, uint64_t largest); |
|
8597
0351fcf52a03
QUIC: drop acknowledged ranges.
Vladimir Homutov <vl@nginx.com>
parents:
8596
diff
changeset
|
249 static void ngx_quic_drop_ack_ranges(ngx_connection_t *c, |
|
0351fcf52a03
QUIC: drop acknowledged ranges.
Vladimir Homutov <vl@nginx.com>
parents:
8596
diff
changeset
|
250 ngx_quic_send_ctx_t *ctx, uint64_t pn); |
|
8596
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
251 static ngx_int_t ngx_quic_send_ack(ngx_connection_t *c, |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
252 ngx_quic_send_ctx_t *ctx); |
|
8470
0d1ad81dd65c
QUIC: delay field of an ACK frame is now calculated.
Vladimir Homutov <vl@nginx.com>
parents:
8469
diff
changeset
|
253 static ngx_int_t ngx_quic_ack_delay(ngx_connection_t *c, |
|
0d1ad81dd65c
QUIC: delay field of an ACK frame is now calculated.
Vladimir Homutov <vl@nginx.com>
parents:
8469
diff
changeset
|
254 struct timeval *received, enum ssl_encryption_level_t level); |
|
8458
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
8450
diff
changeset
|
255 static ngx_int_t ngx_quic_send_cc(ngx_connection_t *c); |
|
8384
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8383
diff
changeset
|
256 static ngx_int_t ngx_quic_send_new_token(ngx_connection_t *c); |
| 8225 | 257 |
| 258 static ngx_int_t ngx_quic_handle_ack_frame(ngx_connection_t *c, | |
| 259 ngx_quic_header_t *pkt, ngx_quic_ack_frame_t *f); | |
| 8326 | 260 static ngx_int_t ngx_quic_handle_ack_frame_range(ngx_connection_t *c, |
|
8469
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
261 ngx_quic_send_ctx_t *ctx, uint64_t min, uint64_t max, |
|
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
262 ngx_msec_t *send_time); |
|
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
263 static void ngx_quic_rtt_sample(ngx_connection_t *c, ngx_quic_ack_frame_t *ack, |
|
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
264 enum ssl_encryption_level_t level, ngx_msec_t send_time); |
|
8475
b276833111cf
QUIC: implemented probe timeout (PTO) calculation.
Vladimir Homutov <vl@nginx.com>
parents:
8474
diff
changeset
|
265 static ngx_inline ngx_msec_t ngx_quic_pto(ngx_connection_t *c, |
|
b276833111cf
QUIC: implemented probe timeout (PTO) calculation.
Vladimir Homutov <vl@nginx.com>
parents:
8474
diff
changeset
|
266 ngx_quic_send_ctx_t *ctx); |
|
8364
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
267 static void ngx_quic_handle_stream_ack(ngx_connection_t *c, |
|
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
268 ngx_quic_frame_t *f); |
|
8335
76839f55bc48
Sorted functions and functions declarations.
Vladimir Homutov <vl@nginx.com>
parents:
8334
diff
changeset
|
269 |
|
76839f55bc48
Sorted functions and functions declarations.
Vladimir Homutov <vl@nginx.com>
parents:
8334
diff
changeset
|
270 static ngx_int_t ngx_quic_handle_ordered_frame(ngx_connection_t *c, |
|
76839f55bc48
Sorted functions and functions declarations.
Vladimir Homutov <vl@nginx.com>
parents:
8334
diff
changeset
|
271 ngx_quic_frames_stream_t *fs, ngx_quic_frame_t *frame, |
|
8378
81a4f98a2556
Cleaned up reordering code.
Vladimir Homutov <vl@nginx.com>
parents:
8377
diff
changeset
|
272 ngx_quic_frame_handler_pt handler, void *data); |
|
8333
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
273 static ngx_int_t ngx_quic_adjust_frame_offset(ngx_connection_t *c, |
|
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
274 ngx_quic_frame_t *f, uint64_t offset_in); |
|
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
275 static ngx_int_t ngx_quic_buffer_frame(ngx_connection_t *c, |
|
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
276 ngx_quic_frames_stream_t *stream, ngx_quic_frame_t *f); |
|
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
277 |
|
8335
76839f55bc48
Sorted functions and functions declarations.
Vladimir Homutov <vl@nginx.com>
parents:
8334
diff
changeset
|
278 static ngx_int_t ngx_quic_handle_crypto_frame(ngx_connection_t *c, |
|
76839f55bc48
Sorted functions and functions declarations.
Vladimir Homutov <vl@nginx.com>
parents:
8334
diff
changeset
|
279 ngx_quic_header_t *pkt, ngx_quic_frame_t *frame); |
|
8333
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
280 static ngx_int_t ngx_quic_crypto_input(ngx_connection_t *c, |
|
8378
81a4f98a2556
Cleaned up reordering code.
Vladimir Homutov <vl@nginx.com>
parents:
8377
diff
changeset
|
281 ngx_quic_frame_t *frame, void *data); |
| 8225 | 282 static ngx_int_t ngx_quic_handle_stream_frame(ngx_connection_t *c, |
|
8334
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
8333
diff
changeset
|
283 ngx_quic_header_t *pkt, ngx_quic_frame_t *frame); |
|
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
8333
diff
changeset
|
284 static ngx_int_t ngx_quic_stream_input(ngx_connection_t *c, |
|
8378
81a4f98a2556
Cleaned up reordering code.
Vladimir Homutov <vl@nginx.com>
parents:
8377
diff
changeset
|
285 ngx_quic_frame_t *frame, void *data); |
|
8334
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
8333
diff
changeset
|
286 |
|
8365
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
287 static ngx_int_t ngx_quic_handle_max_data_frame(ngx_connection_t *c, |
|
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
288 ngx_quic_max_data_frame_t *f); |
|
8245
a14afe21e692
Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents:
8241
diff
changeset
|
289 static ngx_int_t ngx_quic_handle_streams_blocked_frame(ngx_connection_t *c, |
|
a14afe21e692
Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents:
8241
diff
changeset
|
290 ngx_quic_header_t *pkt, ngx_quic_streams_blocked_frame_t *f); |
|
8266
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
291 static ngx_int_t ngx_quic_handle_stream_data_blocked_frame(ngx_connection_t *c, |
|
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
292 ngx_quic_header_t *pkt, ngx_quic_stream_data_blocked_frame_t *f); |
|
8365
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
293 static ngx_int_t ngx_quic_handle_max_stream_data_frame(ngx_connection_t *c, |
|
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
294 ngx_quic_header_t *pkt, ngx_quic_max_stream_data_frame_t *f); |
|
8428
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8427
diff
changeset
|
295 static ngx_int_t ngx_quic_handle_reset_stream_frame(ngx_connection_t *c, |
|
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8427
diff
changeset
|
296 ngx_quic_header_t *pkt, ngx_quic_reset_stream_frame_t *f); |
|
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8427
diff
changeset
|
297 static ngx_int_t ngx_quic_handle_stop_sending_frame(ngx_connection_t *c, |
|
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8427
diff
changeset
|
298 ngx_quic_header_t *pkt, ngx_quic_stop_sending_frame_t *f); |
|
8495
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8486
diff
changeset
|
299 static ngx_int_t ngx_quic_handle_max_streams_frame(ngx_connection_t *c, |
|
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8486
diff
changeset
|
300 ngx_quic_header_t *pkt, ngx_quic_max_streams_frame_t *f); |
|
8531
4ff2a0b747d1
QUIC: handle PATH_CHALLENGE frame.
Roman Arutyunyan <arut@nginx.com>
parents:
8530
diff
changeset
|
301 static ngx_int_t ngx_quic_handle_path_challenge_frame(ngx_connection_t *c, |
|
4ff2a0b747d1
QUIC: handle PATH_CHALLENGE frame.
Roman Arutyunyan <arut@nginx.com>
parents:
8530
diff
changeset
|
302 ngx_quic_header_t *pkt, ngx_quic_path_challenge_frame_t *f); |
|
8538
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8536
diff
changeset
|
303 static ngx_int_t ngx_quic_handle_new_connection_id_frame(ngx_connection_t *c, |
|
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8536
diff
changeset
|
304 ngx_quic_header_t *pkt, ngx_quic_new_conn_id_frame_t *f); |
|
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8536
diff
changeset
|
305 static ngx_int_t ngx_quic_retire_connection_id(ngx_connection_t *c, |
|
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8536
diff
changeset
|
306 enum ssl_encryption_level_t level, uint64_t seqnum); |
|
8561
b4ef79ef1c23
QUIC: refined the "c->quic->initialized" flag usage.
Vladimir Homutov <vl@nginx.com>
parents:
8560
diff
changeset
|
307 static ngx_quic_client_id_t *ngx_quic_alloc_connection_id(ngx_connection_t *c, |
|
b4ef79ef1c23
QUIC: refined the "c->quic->initialized" flag usage.
Vladimir Homutov <vl@nginx.com>
parents:
8560
diff
changeset
|
308 ngx_quic_connection_t *qc); |
| 8225 | 309 |
| 310 static void ngx_quic_queue_frame(ngx_quic_connection_t *qc, | |
| 311 ngx_quic_frame_t *frame); | |
| 312 | |
| 313 static ngx_int_t ngx_quic_output(ngx_connection_t *c); | |
|
8331
bda817d16cc2
Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents:
8328
diff
changeset
|
314 static ngx_int_t ngx_quic_output_frames(ngx_connection_t *c, |
|
8332
6ad871b63422
Cleaned up magic numbers in ngx_quic_output_frames().
Vladimir Homutov <vl@nginx.com>
parents:
8331
diff
changeset
|
315 ngx_quic_send_ctx_t *ctx); |
|
8308
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
316 static void ngx_quic_free_frames(ngx_connection_t *c, ngx_queue_t *frames); |
|
8473
1b9db5c8c29b
QUIC: reworked ngx_quic_send_frames() function.
Vladimir Homutov <vl@nginx.com>
parents:
8472
diff
changeset
|
317 static ngx_int_t ngx_quic_send_frames(ngx_connection_t *c, |
|
1b9db5c8c29b
QUIC: reworked ngx_quic_send_frames() function.
Vladimir Homutov <vl@nginx.com>
parents:
8472
diff
changeset
|
318 ngx_quic_send_ctx_t *ctx, ngx_queue_t *frames); |
|
8315
fdda518d10ba
Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents:
8314
diff
changeset
|
319 |
|
fdda518d10ba
Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents:
8314
diff
changeset
|
320 static void ngx_quic_set_packet_number(ngx_quic_header_t *pkt, |
|
8331
bda817d16cc2
Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents:
8328
diff
changeset
|
321 ngx_quic_send_ctx_t *ctx); |
| 8472 | 322 static void ngx_quic_pto_handler(ngx_event_t *ev); |
|
8513
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8512
diff
changeset
|
323 static void ngx_quic_lost_handler(ngx_event_t *ev); |
|
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8512
diff
changeset
|
324 static ngx_int_t ngx_quic_detect_lost(ngx_connection_t *c); |
|
8556
b383120afca3
QUIC: resend frames by moving them to output queue.
Roman Arutyunyan <arut@nginx.com>
parents:
8553
diff
changeset
|
325 static void ngx_quic_resend_frames(ngx_connection_t *c, |
|
b383120afca3
QUIC: resend frames by moving them to output queue.
Roman Arutyunyan <arut@nginx.com>
parents:
8553
diff
changeset
|
326 ngx_quic_send_ctx_t *ctx); |
| 8309 | 327 static void ngx_quic_push_handler(ngx_event_t *ev); |
| 8225 | 328 |
| 329 static void ngx_quic_rbtree_insert_stream(ngx_rbtree_node_t *temp, | |
| 330 ngx_rbtree_node_t *node, ngx_rbtree_node_t *sentinel); | |
|
8280
b364af7f9f3f
Removed ngx_quic_stream_node_t.
Roman Arutyunyan <arut@nginx.com>
parents:
8279
diff
changeset
|
331 static ngx_quic_stream_t *ngx_quic_find_stream(ngx_rbtree_t *rbtree, |
|
8284
2935a11c55b6
Fixed QUIC stream insert and find.
Roman Arutyunyan <arut@nginx.com>
parents:
8282
diff
changeset
|
332 uint64_t id); |
|
8504
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
333 static ngx_quic_stream_t *ngx_quic_create_client_stream(ngx_connection_t *c, |
|
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
334 uint64_t id); |
|
8280
b364af7f9f3f
Removed ngx_quic_stream_node_t.
Roman Arutyunyan <arut@nginx.com>
parents:
8279
diff
changeset
|
335 static ngx_quic_stream_t *ngx_quic_create_stream(ngx_connection_t *c, |
|
8282
4cf00c14f11a
Safe QUIC stream creation.
Roman Arutyunyan <arut@nginx.com>
parents:
8281
diff
changeset
|
336 uint64_t id, size_t rcvbuf_size); |
|
8211
6bc18966b8c1
Stream "connection" read/write methods.
Vladimir Homutov <vl@nginx.com>
parents:
8209
diff
changeset
|
337 static ssize_t ngx_quic_stream_recv(ngx_connection_t *c, u_char *buf, |
|
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Stream "connection" read/write methods.
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|
338 size_t size); |
|
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Stream "connection" read/write methods.
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|
339 static ssize_t ngx_quic_stream_send(ngx_connection_t *c, u_char *buf, |
|
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Stream "connection" read/write methods.
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changeset
|
340 size_t size); |
|
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Stream "connection" read/write methods.
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diff
changeset
|
341 static ngx_chain_t *ngx_quic_stream_send_chain(ngx_connection_t *c, |
|
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Stream "connection" read/write methods.
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diff
changeset
|
342 ngx_chain_t *in, off_t limit); |
|
8509
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
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parents:
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diff
changeset
|
343 static size_t ngx_quic_max_stream_frame(ngx_quic_connection_t *qc); |
|
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
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|
344 static size_t ngx_quic_max_stream_flow(ngx_connection_t *c); |
|
bce9e9643444
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diff
changeset
|
345 static void ngx_quic_stream_cleanup_handler(void *data); |
| 8286 | 346 static ngx_quic_frame_t *ngx_quic_alloc_frame(ngx_connection_t *c, size_t size); |
| 347 static void ngx_quic_free_frame(ngx_connection_t *c, ngx_quic_frame_t *frame); | |
|
8211
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Stream "connection" read/write methods.
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changeset
|
348 |
|
8364
eee307399229
QUIC basic congestion control.
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changeset
|
349 static void ngx_quic_congestion_ack(ngx_connection_t *c, |
|
eee307399229
QUIC basic congestion control.
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diff
changeset
|
350 ngx_quic_frame_t *frame); |
|
8508
4604e6043657
QUIC: packet based bytes_in_flight accounting.
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parents:
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diff
changeset
|
351 static void ngx_quic_congestion_lost(ngx_connection_t *c, |
|
4604e6043657
QUIC: packet based bytes_in_flight accounting.
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diff
changeset
|
352 ngx_quic_frame_t *frame); |
|
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QUIC basic congestion control.
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diff
changeset
|
353 |
| 8225 | 354 |
|
8182
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
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parents:
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diff
changeset
|
355 static SSL_QUIC_METHOD quic_method = { |
|
8204
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Compatibility with BoringSSL revised QUIC encryption secret APIs.
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diff
changeset
|
356 #if BORINGSSL_API_VERSION >= 10 |
|
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Compatibility with BoringSSL revised QUIC encryption secret APIs.
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changeset
|
357 ngx_quic_set_read_secret, |
|
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changeset
|
358 ngx_quic_set_write_secret, |
|
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Compatibility with BoringSSL revised QUIC encryption secret APIs.
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diff
changeset
|
359 #else |
|
8182
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Moved all QUIC code into ngx_event_quic.c
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diff
changeset
|
360 ngx_quic_set_encryption_secrets, |
|
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Compatibility with BoringSSL revised QUIC encryption secret APIs.
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changeset
|
361 #endif |
|
8182
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Moved all QUIC code into ngx_event_quic.c
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parents:
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diff
changeset
|
362 ngx_quic_add_handshake_data, |
|
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
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parents:
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diff
changeset
|
363 ngx_quic_flush_flight, |
|
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
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parents:
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diff
changeset
|
364 ngx_quic_send_alert, |
|
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Moved all QUIC code into ngx_event_quic.c
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parents:
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diff
changeset
|
365 }; |
|
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Moved all QUIC code into ngx_event_quic.c
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changeset
|
366 |
|
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Moved all QUIC code into ngx_event_quic.c
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changeset
|
367 |
|
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Compatibility with BoringSSL revised QUIC encryption secret APIs.
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parents:
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changeset
|
368 #if BORINGSSL_API_VERSION >= 10 |
|
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changeset
|
369 |
|
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Compatibility with BoringSSL revised QUIC encryption secret APIs.
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changeset
|
370 static int |
|
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Compatibility with BoringSSL revised QUIC encryption secret APIs.
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diff
changeset
|
371 ngx_quic_set_read_secret(ngx_ssl_conn_t *ssl_conn, |
|
9e0c30e1f7fb
Compatibility with BoringSSL revised QUIC encryption secret APIs.
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parents:
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diff
changeset
|
372 enum ssl_encryption_level_t level, const SSL_CIPHER *cipher, |
|
8221
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
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diff
changeset
|
373 const uint8_t *rsecret, size_t secret_len) |
|
8204
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|
374 { |
|
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Refactored QUIC secrets storage.
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parents:
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diff
changeset
|
375 ngx_connection_t *c; |
|
058a5af7ddfc
Refactored QUIC secrets storage.
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diff
changeset
|
376 ngx_quic_secrets_t *keys; |
|
8204
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Compatibility with BoringSSL revised QUIC encryption secret APIs.
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parents:
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changeset
|
377 |
|
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Compatibility with BoringSSL revised QUIC encryption secret APIs.
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diff
changeset
|
378 c = ngx_ssl_get_connection((ngx_ssl_conn_t *) ssl_conn); |
|
9e0c30e1f7fb
Compatibility with BoringSSL revised QUIC encryption secret APIs.
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diff
changeset
|
379 |
|
8360
f175006124d0
Cleaned up hexdumps in debug output.
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parents:
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diff
changeset
|
380 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0, |
|
f175006124d0
Cleaned up hexdumps in debug output.
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parents:
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diff
changeset
|
381 "quic ngx_quic_set_read_secret() level:%d", level); |
|
8578
52ad697f9d1c
QUIC: enabled more key-related debug by default.
Vladimir Homutov <vl@nginx.com>
parents:
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diff
changeset
|
382 #ifdef NGX_QUIC_DEBUG_CRYPTO |
|
8360
f175006124d0
Cleaned up hexdumps in debug output.
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parents:
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diff
changeset
|
383 ngx_quic_hexdump(c->log, "quic read secret", rsecret, secret_len); |
| 8359 | 384 #endif |
|
8204
9e0c30e1f7fb
Compatibility with BoringSSL revised QUIC encryption secret APIs.
Sergey Kandaurov <pluknet@nginx.com>
parents:
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diff
changeset
|
385 |
|
8306
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Refactored QUIC secrets storage.
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parents:
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diff
changeset
|
386 keys = &c->quic->keys[level]; |
|
058a5af7ddfc
Refactored QUIC secrets storage.
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parents:
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diff
changeset
|
387 |
|
8221
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
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diff
changeset
|
388 return ngx_quic_set_encryption_secret(c->pool, ssl_conn, level, |
|
69345a26ba69
Split transport and crypto parts into separate files.
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parents:
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diff
changeset
|
389 rsecret, secret_len, |
|
8306
058a5af7ddfc
Refactored QUIC secrets storage.
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parents:
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diff
changeset
|
390 &keys->client); |
|
8204
9e0c30e1f7fb
Compatibility with BoringSSL revised QUIC encryption secret APIs.
Sergey Kandaurov <pluknet@nginx.com>
parents:
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diff
changeset
|
391 } |
|
9e0c30e1f7fb
Compatibility with BoringSSL revised QUIC encryption secret APIs.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8203
diff
changeset
|
392 |
|
9e0c30e1f7fb
Compatibility with BoringSSL revised QUIC encryption secret APIs.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8203
diff
changeset
|
393 |
|
9e0c30e1f7fb
Compatibility with BoringSSL revised QUIC encryption secret APIs.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8203
diff
changeset
|
394 static int |
|
9e0c30e1f7fb
Compatibility with BoringSSL revised QUIC encryption secret APIs.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8203
diff
changeset
|
395 ngx_quic_set_write_secret(ngx_ssl_conn_t *ssl_conn, |
|
9e0c30e1f7fb
Compatibility with BoringSSL revised QUIC encryption secret APIs.
Sergey Kandaurov <pluknet@nginx.com>
parents:
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diff
changeset
|
396 enum ssl_encryption_level_t level, const SSL_CIPHER *cipher, |
|
8221
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
8220
diff
changeset
|
397 const uint8_t *wsecret, size_t secret_len) |
|
8204
9e0c30e1f7fb
Compatibility with BoringSSL revised QUIC encryption secret APIs.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8203
diff
changeset
|
398 { |
|
8306
058a5af7ddfc
Refactored QUIC secrets storage.
Vladimir Homutov <vl@nginx.com>
parents:
8305
diff
changeset
|
399 ngx_connection_t *c; |
|
058a5af7ddfc
Refactored QUIC secrets storage.
Vladimir Homutov <vl@nginx.com>
parents:
8305
diff
changeset
|
400 ngx_quic_secrets_t *keys; |
|
8204
9e0c30e1f7fb
Compatibility with BoringSSL revised QUIC encryption secret APIs.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8203
diff
changeset
|
401 |
|
9e0c30e1f7fb
Compatibility with BoringSSL revised QUIC encryption secret APIs.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8203
diff
changeset
|
402 c = ngx_ssl_get_connection((ngx_ssl_conn_t *) ssl_conn); |
|
9e0c30e1f7fb
Compatibility with BoringSSL revised QUIC encryption secret APIs.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8203
diff
changeset
|
403 |
|
8360
f175006124d0
Cleaned up hexdumps in debug output.
Vladimir Homutov <vl@nginx.com>
parents:
8359
diff
changeset
|
404 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0, |
|
f175006124d0
Cleaned up hexdumps in debug output.
Vladimir Homutov <vl@nginx.com>
parents:
8359
diff
changeset
|
405 "quic ngx_quic_set_write_secret() level:%d", level); |
|
8578
52ad697f9d1c
QUIC: enabled more key-related debug by default.
Vladimir Homutov <vl@nginx.com>
parents:
8577
diff
changeset
|
406 #ifdef NGX_QUIC_DEBUG_CRYPTO |
|
8360
f175006124d0
Cleaned up hexdumps in debug output.
Vladimir Homutov <vl@nginx.com>
parents:
8359
diff
changeset
|
407 ngx_quic_hexdump(c->log, "quic write secret", wsecret, secret_len); |
| 8359 | 408 #endif |
|
8204
9e0c30e1f7fb
Compatibility with BoringSSL revised QUIC encryption secret APIs.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8203
diff
changeset
|
409 |
|
8306
058a5af7ddfc
Refactored QUIC secrets storage.
Vladimir Homutov <vl@nginx.com>
parents:
8305
diff
changeset
|
410 keys = &c->quic->keys[level]; |
|
058a5af7ddfc
Refactored QUIC secrets storage.
Vladimir Homutov <vl@nginx.com>
parents:
8305
diff
changeset
|
411 |
|
8221
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
8220
diff
changeset
|
412 return ngx_quic_set_encryption_secret(c->pool, ssl_conn, level, |
|
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
8220
diff
changeset
|
413 wsecret, secret_len, |
|
8306
058a5af7ddfc
Refactored QUIC secrets storage.
Vladimir Homutov <vl@nginx.com>
parents:
8305
diff
changeset
|
414 &keys->server); |
|
8204
9e0c30e1f7fb
Compatibility with BoringSSL revised QUIC encryption secret APIs.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8203
diff
changeset
|
415 } |
|
9e0c30e1f7fb
Compatibility with BoringSSL revised QUIC encryption secret APIs.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8203
diff
changeset
|
416 |
|
9e0c30e1f7fb
Compatibility with BoringSSL revised QUIC encryption secret APIs.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8203
diff
changeset
|
417 #else |
|
9e0c30e1f7fb
Compatibility with BoringSSL revised QUIC encryption secret APIs.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8203
diff
changeset
|
418 |
|
8182
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
419 static int |
|
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
420 ngx_quic_set_encryption_secrets(ngx_ssl_conn_t *ssl_conn, |
|
8221
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
8220
diff
changeset
|
421 enum ssl_encryption_level_t level, const uint8_t *rsecret, |
|
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
8220
diff
changeset
|
422 const uint8_t *wsecret, size_t secret_len) |
|
8182
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
423 { |
|
8306
058a5af7ddfc
Refactored QUIC secrets storage.
Vladimir Homutov <vl@nginx.com>
parents:
8305
diff
changeset
|
424 ngx_int_t rc; |
|
058a5af7ddfc
Refactored QUIC secrets storage.
Vladimir Homutov <vl@nginx.com>
parents:
8305
diff
changeset
|
425 ngx_connection_t *c; |
|
058a5af7ddfc
Refactored QUIC secrets storage.
Vladimir Homutov <vl@nginx.com>
parents:
8305
diff
changeset
|
426 ngx_quic_secrets_t *keys; |
|
8182
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
427 |
|
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
428 c = ngx_ssl_get_connection((ngx_ssl_conn_t *) ssl_conn); |
|
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
429 |
|
8360
f175006124d0
Cleaned up hexdumps in debug output.
Vladimir Homutov <vl@nginx.com>
parents:
8359
diff
changeset
|
430 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0, |
|
f175006124d0
Cleaned up hexdumps in debug output.
Vladimir Homutov <vl@nginx.com>
parents:
8359
diff
changeset
|
431 "quic ngx_quic_set_encryption_secrets() level:%d", level); |
|
8578
52ad697f9d1c
QUIC: enabled more key-related debug by default.
Vladimir Homutov <vl@nginx.com>
parents:
8577
diff
changeset
|
432 #ifdef NGX_QUIC_DEBUG_CRYPTO |
|
8360
f175006124d0
Cleaned up hexdumps in debug output.
Vladimir Homutov <vl@nginx.com>
parents:
8359
diff
changeset
|
433 ngx_quic_hexdump(c->log, "quic read", rsecret, secret_len); |
| 8359 | 434 #endif |
|
8182
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
435 |
|
8327
0ae50d90658a
Fixed build with OpenSSL using old callbacks API.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8326
diff
changeset
|
436 keys = &c->quic->keys[level]; |
|
8306
058a5af7ddfc
Refactored QUIC secrets storage.
Vladimir Homutov <vl@nginx.com>
parents:
8305
diff
changeset
|
437 |
|
8221
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
8220
diff
changeset
|
438 rc = ngx_quic_set_encryption_secret(c->pool, ssl_conn, level, |
|
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
8220
diff
changeset
|
439 rsecret, secret_len, |
|
8306
058a5af7ddfc
Refactored QUIC secrets storage.
Vladimir Homutov <vl@nginx.com>
parents:
8305
diff
changeset
|
440 &keys->client); |
|
8221
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
8220
diff
changeset
|
441 if (rc != 1) { |
|
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
8220
diff
changeset
|
442 return rc; |
|
8182
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
443 } |
|
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
444 |
|
8303
2ac03e80d013
TLS Early Data key derivation support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8302
diff
changeset
|
445 if (level == ssl_encryption_early_data) { |
|
2ac03e80d013
TLS Early Data key derivation support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8302
diff
changeset
|
446 return 1; |
|
2ac03e80d013
TLS Early Data key derivation support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8302
diff
changeset
|
447 } |
|
2ac03e80d013
TLS Early Data key derivation support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8302
diff
changeset
|
448 |
| 8359 | 449 #ifdef NGX_QUIC_DEBUG_CRYPTO |
|
8360
f175006124d0
Cleaned up hexdumps in debug output.
Vladimir Homutov <vl@nginx.com>
parents:
8359
diff
changeset
|
450 ngx_quic_hexdump(c->log, "quic write", wsecret, secret_len); |
| 8359 | 451 #endif |
|
8303
2ac03e80d013
TLS Early Data key derivation support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8302
diff
changeset
|
452 |
|
8221
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
8220
diff
changeset
|
453 return ngx_quic_set_encryption_secret(c->pool, ssl_conn, level, |
|
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
8220
diff
changeset
|
454 wsecret, secret_len, |
|
8306
058a5af7ddfc
Refactored QUIC secrets storage.
Vladimir Homutov <vl@nginx.com>
parents:
8305
diff
changeset
|
455 &keys->server); |
|
8182
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
456 } |
|
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
457 |
|
8204
9e0c30e1f7fb
Compatibility with BoringSSL revised QUIC encryption secret APIs.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8203
diff
changeset
|
458 #endif |
|
9e0c30e1f7fb
Compatibility with BoringSSL revised QUIC encryption secret APIs.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8203
diff
changeset
|
459 |
|
8182
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
460 |
|
8184
ec1f84996990
Split frame and packet generation into separate steps.
Vladimir Homutov <vl@nginx.com>
parents:
8183
diff
changeset
|
461 static int |
|
ec1f84996990
Split frame and packet generation into separate steps.
Vladimir Homutov <vl@nginx.com>
parents:
8183
diff
changeset
|
462 ngx_quic_add_handshake_data(ngx_ssl_conn_t *ssl_conn, |
|
ec1f84996990
Split frame and packet generation into separate steps.
Vladimir Homutov <vl@nginx.com>
parents:
8183
diff
changeset
|
463 enum ssl_encryption_level_t level, const uint8_t *data, size_t len) |
|
ec1f84996990
Split frame and packet generation into separate steps.
Vladimir Homutov <vl@nginx.com>
parents:
8183
diff
changeset
|
464 { |
|
8333
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
465 u_char *p, *end; |
|
8345
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
8344
diff
changeset
|
466 size_t client_params_len, fsize, limit; |
|
8333
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
467 const uint8_t *client_params; |
|
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
468 ngx_quic_frame_t *frame; |
|
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
469 ngx_connection_t *c; |
|
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
470 ngx_quic_connection_t *qc; |
|
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
471 ngx_quic_frames_stream_t *fs; |
|
8184
ec1f84996990
Split frame and packet generation into separate steps.
Vladimir Homutov <vl@nginx.com>
parents:
8183
diff
changeset
|
472 |
|
ec1f84996990
Split frame and packet generation into separate steps.
Vladimir Homutov <vl@nginx.com>
parents:
8183
diff
changeset
|
473 c = ngx_ssl_get_connection((ngx_ssl_conn_t *) ssl_conn); |
|
ec1f84996990
Split frame and packet generation into separate steps.
Vladimir Homutov <vl@nginx.com>
parents:
8183
diff
changeset
|
474 qc = c->quic; |
|
ec1f84996990
Split frame and packet generation into separate steps.
Vladimir Homutov <vl@nginx.com>
parents:
8183
diff
changeset
|
475 |
|
8186
0a2683df5f11
Implemented improved version of quic_output().
Vladimir Homutov <vl@nginx.com>
parents:
8185
diff
changeset
|
476 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, c->log, 0, |
| 8359 | 477 "quic ngx_quic_add_handshake_data"); |
|
8184
ec1f84996990
Split frame and packet generation into separate steps.
Vladimir Homutov <vl@nginx.com>
parents:
8183
diff
changeset
|
478 |
|
8260
f388c0ad3477
Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8259
diff
changeset
|
479 if (!qc->client_tp_done) { |
| 8438 | 480 /* |
| 481 * things to do once during handshake: check ALPN and transport | |
| 482 * parameters; we want to break handshake if something is wrong | |
| 483 * here; | |
| 484 */ | |
| 485 | |
| 486 #if defined(TLSEXT_TYPE_application_layer_protocol_negotiation) | |
|
8482
893b3313f53c
QUIC: added "quic" listen parameter in Stream.
Roman Arutyunyan <arut@nginx.com>
parents:
8481
diff
changeset
|
487 if (qc->conf->require_alpn) { |
|
893b3313f53c
QUIC: added "quic" listen parameter in Stream.
Roman Arutyunyan <arut@nginx.com>
parents:
8481
diff
changeset
|
488 unsigned int len; |
|
893b3313f53c
QUIC: added "quic" listen parameter in Stream.
Roman Arutyunyan <arut@nginx.com>
parents:
8481
diff
changeset
|
489 const unsigned char *data; |
|
893b3313f53c
QUIC: added "quic" listen parameter in Stream.
Roman Arutyunyan <arut@nginx.com>
parents:
8481
diff
changeset
|
490 |
|
893b3313f53c
QUIC: added "quic" listen parameter in Stream.
Roman Arutyunyan <arut@nginx.com>
parents:
8481
diff
changeset
|
491 SSL_get0_alpn_selected(c->ssl->connection, &data, &len); |
|
893b3313f53c
QUIC: added "quic" listen parameter in Stream.
Roman Arutyunyan <arut@nginx.com>
parents:
8481
diff
changeset
|
492 |
|
893b3313f53c
QUIC: added "quic" listen parameter in Stream.
Roman Arutyunyan <arut@nginx.com>
parents:
8481
diff
changeset
|
493 if (len == 0) { |
|
893b3313f53c
QUIC: added "quic" listen parameter in Stream.
Roman Arutyunyan <arut@nginx.com>
parents:
8481
diff
changeset
|
494 qc->error = 0x100 + SSL_AD_NO_APPLICATION_PROTOCOL; |
|
893b3313f53c
QUIC: added "quic" listen parameter in Stream.
Roman Arutyunyan <arut@nginx.com>
parents:
8481
diff
changeset
|
495 qc->error_reason = "unsupported protocol in ALPN extension"; |
|
893b3313f53c
QUIC: added "quic" listen parameter in Stream.
Roman Arutyunyan <arut@nginx.com>
parents:
8481
diff
changeset
|
496 |
|
893b3313f53c
QUIC: added "quic" listen parameter in Stream.
Roman Arutyunyan <arut@nginx.com>
parents:
8481
diff
changeset
|
497 ngx_log_error(NGX_LOG_INFO, c->log, 0, |
|
893b3313f53c
QUIC: added "quic" listen parameter in Stream.
Roman Arutyunyan <arut@nginx.com>
parents:
8481
diff
changeset
|
498 "quic unsupported protocol in ALPN extension"); |
|
893b3313f53c
QUIC: added "quic" listen parameter in Stream.
Roman Arutyunyan <arut@nginx.com>
parents:
8481
diff
changeset
|
499 return 0; |
|
893b3313f53c
QUIC: added "quic" listen parameter in Stream.
Roman Arutyunyan <arut@nginx.com>
parents:
8481
diff
changeset
|
500 } |
| 8438 | 501 } |
| 502 #endif | |
|
8260
f388c0ad3477
Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8259
diff
changeset
|
503 |
|
f388c0ad3477
Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8259
diff
changeset
|
504 SSL_get_peer_quic_transport_params(ssl_conn, &client_params, |
|
f388c0ad3477
Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8259
diff
changeset
|
505 &client_params_len); |
|
f388c0ad3477
Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8259
diff
changeset
|
506 |
|
f388c0ad3477
Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8259
diff
changeset
|
507 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0, |
| 8359 | 508 "quic SSL_get_peer_quic_transport_params():" |
| 509 " params_len %ui", client_params_len); | |
|
8260
f388c0ad3477
Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8259
diff
changeset
|
510 |
|
8435
5bc9229ec4cf
QUIC: raise error on missing transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8434
diff
changeset
|
511 if (client_params_len == 0) { |
|
5bc9229ec4cf
QUIC: raise error on missing transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8434
diff
changeset
|
512 /* quic-tls 8.2 */ |
|
8447
97adb87f149b
Get rid of hardcoded numbers used for quic handshake errors.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8446
diff
changeset
|
513 qc->error = NGX_QUIC_ERR_CRYPTO(SSL_AD_MISSING_EXTENSION); |
|
8435
5bc9229ec4cf
QUIC: raise error on missing transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8434
diff
changeset
|
514 qc->error_reason = "missing transport parameters"; |
|
5bc9229ec4cf
QUIC: raise error on missing transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8434
diff
changeset
|
515 |
|
5bc9229ec4cf
QUIC: raise error on missing transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8434
diff
changeset
|
516 ngx_log_error(NGX_LOG_INFO, c->log, 0, |
|
5bc9229ec4cf
QUIC: raise error on missing transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8434
diff
changeset
|
517 "missing transport parameters"); |
|
5bc9229ec4cf
QUIC: raise error on missing transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8434
diff
changeset
|
518 return 0; |
|
5bc9229ec4cf
QUIC: raise error on missing transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8434
diff
changeset
|
519 } |
|
5bc9229ec4cf
QUIC: raise error on missing transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8434
diff
changeset
|
520 |
|
5bc9229ec4cf
QUIC: raise error on missing transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8434
diff
changeset
|
521 p = (u_char *) client_params; |
|
5bc9229ec4cf
QUIC: raise error on missing transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8434
diff
changeset
|
522 end = p + client_params_len; |
|
5bc9229ec4cf
QUIC: raise error on missing transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8434
diff
changeset
|
523 |
|
5bc9229ec4cf
QUIC: raise error on missing transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8434
diff
changeset
|
524 if (ngx_quic_parse_transport_params(p, end, &qc->ctp, c->log) |
|
5bc9229ec4cf
QUIC: raise error on missing transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8434
diff
changeset
|
525 != NGX_OK) |
|
5bc9229ec4cf
QUIC: raise error on missing transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8434
diff
changeset
|
526 { |
|
5bc9229ec4cf
QUIC: raise error on missing transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8434
diff
changeset
|
527 qc->error = NGX_QUIC_ERR_TRANSPORT_PARAMETER_ERROR; |
|
5bc9229ec4cf
QUIC: raise error on missing transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8434
diff
changeset
|
528 qc->error_reason = "failed to process transport parameters"; |
|
5bc9229ec4cf
QUIC: raise error on missing transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8434
diff
changeset
|
529 |
|
5bc9229ec4cf
QUIC: raise error on missing transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8434
diff
changeset
|
530 return 0; |
|
5bc9229ec4cf
QUIC: raise error on missing transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8434
diff
changeset
|
531 } |
|
5bc9229ec4cf
QUIC: raise error on missing transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8434
diff
changeset
|
532 |
|
5bc9229ec4cf
QUIC: raise error on missing transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8434
diff
changeset
|
533 if (qc->ctp.max_idle_timeout > 0 |
|
5bc9229ec4cf
QUIC: raise error on missing transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8434
diff
changeset
|
534 && qc->ctp.max_idle_timeout < qc->tp.max_idle_timeout) |
|
5bc9229ec4cf
QUIC: raise error on missing transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8434
diff
changeset
|
535 { |
|
5bc9229ec4cf
QUIC: raise error on missing transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8434
diff
changeset
|
536 qc->tp.max_idle_timeout = qc->ctp.max_idle_timeout; |
|
5bc9229ec4cf
QUIC: raise error on missing transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8434
diff
changeset
|
537 } |
|
5bc9229ec4cf
QUIC: raise error on missing transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8434
diff
changeset
|
538 |
|
5bc9229ec4cf
QUIC: raise error on missing transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8434
diff
changeset
|
539 if (qc->ctp.max_udp_payload_size < NGX_QUIC_MIN_INITIAL_SIZE |
|
5bc9229ec4cf
QUIC: raise error on missing transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8434
diff
changeset
|
540 || qc->ctp.max_udp_payload_size > NGX_QUIC_MAX_UDP_PAYLOAD_SIZE) |
|
5bc9229ec4cf
QUIC: raise error on missing transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8434
diff
changeset
|
541 { |
|
5bc9229ec4cf
QUIC: raise error on missing transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8434
diff
changeset
|
542 qc->error = NGX_QUIC_ERR_TRANSPORT_PARAMETER_ERROR; |
|
5bc9229ec4cf
QUIC: raise error on missing transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8434
diff
changeset
|
543 qc->error_reason = "invalid maximum packet size"; |
|
5bc9229ec4cf
QUIC: raise error on missing transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8434
diff
changeset
|
544 |
|
5bc9229ec4cf
QUIC: raise error on missing transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8434
diff
changeset
|
545 ngx_log_error(NGX_LOG_INFO, c->log, 0, |
|
5bc9229ec4cf
QUIC: raise error on missing transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8434
diff
changeset
|
546 "quic maximum packet size is invalid"); |
|
5bc9229ec4cf
QUIC: raise error on missing transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8434
diff
changeset
|
547 return 0; |
|
5bc9229ec4cf
QUIC: raise error on missing transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8434
diff
changeset
|
548 } |
|
5bc9229ec4cf
QUIC: raise error on missing transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8434
diff
changeset
|
549 |
|
8436
9fe7875ce4bb
QUIC: further limiting maximum QUIC packet size.
Vladimir Homutov <vl@nginx.com>
parents:
8435
diff
changeset
|
550 if (qc->ctp.max_udp_payload_size > ngx_quic_max_udp_payload(c)) { |
|
9fe7875ce4bb
QUIC: further limiting maximum QUIC packet size.
Vladimir Homutov <vl@nginx.com>
parents:
8435
diff
changeset
|
551 qc->ctp.max_udp_payload_size = ngx_quic_max_udp_payload(c); |
|
8435
5bc9229ec4cf
QUIC: raise error on missing transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8434
diff
changeset
|
552 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, c->log, 0, |
|
5bc9229ec4cf
QUIC: raise error on missing transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8434
diff
changeset
|
553 "quic client maximum packet size truncated"); |
|
5bc9229ec4cf
QUIC: raise error on missing transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8434
diff
changeset
|
554 } |
|
8432
391d06a51bc0
Limited max udp payload size for outgoing packets.
Vladimir Homutov <vl@nginx.com>
parents:
8431
diff
changeset
|
555 |
|
8417
6633f17044eb
QUIC draft-28 transport parameters support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8415
diff
changeset
|
556 #if (NGX_QUIC_DRAFT_VERSION >= 28) |
|
8435
5bc9229ec4cf
QUIC: raise error on missing transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8434
diff
changeset
|
557 if (qc->scid.len != qc->ctp.initial_scid.len |
|
5bc9229ec4cf
QUIC: raise error on missing transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8434
diff
changeset
|
558 || ngx_memcmp(qc->scid.data, qc->ctp.initial_scid.data, |
|
5bc9229ec4cf
QUIC: raise error on missing transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8434
diff
changeset
|
559 qc->scid.len) != 0) |
|
5bc9229ec4cf
QUIC: raise error on missing transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8434
diff
changeset
|
560 { |
|
5bc9229ec4cf
QUIC: raise error on missing transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8434
diff
changeset
|
561 ngx_log_error(NGX_LOG_INFO, c->log, 0, |
|
5bc9229ec4cf
QUIC: raise error on missing transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8434
diff
changeset
|
562 "quic client initial_source_connection_id " |
|
5bc9229ec4cf
QUIC: raise error on missing transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8434
diff
changeset
|
563 "mismatch"); |
|
5bc9229ec4cf
QUIC: raise error on missing transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8434
diff
changeset
|
564 return 0; |
|
5bc9229ec4cf
QUIC: raise error on missing transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8434
diff
changeset
|
565 } |
|
8417
6633f17044eb
QUIC draft-28 transport parameters support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8415
diff
changeset
|
566 #endif |
|
6633f17044eb
QUIC draft-28 transport parameters support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8415
diff
changeset
|
567 |
|
8495
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8486
diff
changeset
|
568 qc->streams.server_max_streams_bidi = qc->ctp.initial_max_streams_bidi; |
|
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8486
diff
changeset
|
569 qc->streams.server_max_streams_uni = qc->ctp.initial_max_streams_uni; |
|
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8486
diff
changeset
|
570 |
|
8435
5bc9229ec4cf
QUIC: raise error on missing transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8434
diff
changeset
|
571 qc->client_tp_done = 1; |
|
8260
f388c0ad3477
Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8259
diff
changeset
|
572 } |
|
f388c0ad3477
Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8259
diff
changeset
|
573 |
|
8345
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
8344
diff
changeset
|
574 /* |
|
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
8344
diff
changeset
|
575 * we need to fit at least 1 frame into a packet, thus account head/tail; |
|
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
8344
diff
changeset
|
576 * 17 = 1 + 8x2 is max header for CRYPTO frame, with 1 byte for frame type |
|
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
8344
diff
changeset
|
577 */ |
|
8415
125cbfa77013
Renamed max_packet_size to max_udp_payload_size, from draft-28.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8413
diff
changeset
|
578 limit = qc->ctp.max_udp_payload_size - NGX_QUIC_MAX_LONG_HEADER - 17 |
|
8345
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
8344
diff
changeset
|
579 - EVP_GCM_TLS_TAG_LEN; |
|
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
8344
diff
changeset
|
580 |
|
8333
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
581 fs = &qc->crypto[level]; |
|
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
582 |
|
8345
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
8344
diff
changeset
|
583 p = (u_char *) data; |
|
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
8344
diff
changeset
|
584 end = (u_char *) data + len; |
|
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
8344
diff
changeset
|
585 |
|
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
8344
diff
changeset
|
586 while (p < end) { |
|
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
8344
diff
changeset
|
587 |
|
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
8344
diff
changeset
|
588 fsize = ngx_min(limit, (size_t) (end - p)); |
|
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
8344
diff
changeset
|
589 |
|
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
8344
diff
changeset
|
590 frame = ngx_quic_alloc_frame(c, fsize); |
|
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
8344
diff
changeset
|
591 if (frame == NULL) { |
|
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
8344
diff
changeset
|
592 return 0; |
|
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
8344
diff
changeset
|
593 } |
|
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
8344
diff
changeset
|
594 |
|
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
8344
diff
changeset
|
595 ngx_memcpy(frame->data, p, fsize); |
|
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
8344
diff
changeset
|
596 |
|
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
8344
diff
changeset
|
597 frame->level = level; |
|
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
8344
diff
changeset
|
598 frame->type = NGX_QUIC_FT_CRYPTO; |
|
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
8344
diff
changeset
|
599 frame->u.crypto.offset = fs->sent; |
|
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
8344
diff
changeset
|
600 frame->u.crypto.length = fsize; |
|
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
8344
diff
changeset
|
601 frame->u.crypto.data = frame->data; |
|
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
8344
diff
changeset
|
602 |
|
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
8344
diff
changeset
|
603 fs->sent += fsize; |
|
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
8344
diff
changeset
|
604 p += fsize; |
|
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
8344
diff
changeset
|
605 |
|
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
8344
diff
changeset
|
606 ngx_sprintf(frame->info, "crypto, generated by SSL len=%ui level=%d", |
|
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
8344
diff
changeset
|
607 fsize, level); |
|
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
8344
diff
changeset
|
608 |
|
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
8344
diff
changeset
|
609 ngx_quic_queue_frame(qc, frame); |
|
8186
0a2683df5f11
Implemented improved version of quic_output().
Vladimir Homutov <vl@nginx.com>
parents:
8185
diff
changeset
|
610 } |
|
8184
ec1f84996990
Split frame and packet generation into separate steps.
Vladimir Homutov <vl@nginx.com>
parents:
8183
diff
changeset
|
611 |
|
8182
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
612 return 1; |
|
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
613 } |
|
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
614 |
|
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
615 |
|
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
616 static int |
|
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
617 ngx_quic_flush_flight(ngx_ssl_conn_t *ssl_conn) |
|
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
618 { |
|
8360
f175006124d0
Cleaned up hexdumps in debug output.
Vladimir Homutov <vl@nginx.com>
parents:
8359
diff
changeset
|
619 #if (NGX_DEBUG) |
|
8182
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
620 ngx_connection_t *c; |
|
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
621 |
|
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
622 c = ngx_ssl_get_connection((ngx_ssl_conn_t *) ssl_conn); |
|
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
623 |
| 8359 | 624 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, c->log, 0, |
| 625 "quic ngx_quic_flush_flight()"); | |
|
8360
f175006124d0
Cleaned up hexdumps in debug output.
Vladimir Homutov <vl@nginx.com>
parents:
8359
diff
changeset
|
626 #endif |
|
8182
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
627 return 1; |
|
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
628 } |
|
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
629 |
|
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
630 |
|
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
631 static int |
|
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
632 ngx_quic_send_alert(ngx_ssl_conn_t *ssl_conn, enum ssl_encryption_level_t level, |
|
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
633 uint8_t alert) |
|
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
634 { |
|
8458
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
8450
diff
changeset
|
635 ngx_connection_t *c; |
|
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
8450
diff
changeset
|
636 ngx_quic_connection_t *qc; |
|
8182
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
637 |
|
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
638 c = ngx_ssl_get_connection((ngx_ssl_conn_t *) ssl_conn); |
|
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
639 |
|
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
640 ngx_log_debug2(NGX_LOG_DEBUG_EVENT, c->log, 0, |
| 8359 | 641 "quic ngx_quic_send_alert(), lvl=%d, alert=%d", |
|
8182
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
642 (int) level, (int) alert); |
|
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
643 |
|
8458
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
8450
diff
changeset
|
644 qc = c->quic; |
|
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
8450
diff
changeset
|
645 if (qc == NULL) { |
|
8355
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
646 return 1; |
|
8235
552d6868091b
Implemented send_alert callback, CONNECTION_CLOSE writer.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8234
diff
changeset
|
647 } |
|
552d6868091b
Implemented send_alert callback, CONNECTION_CLOSE writer.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8234
diff
changeset
|
648 |
|
8458
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
8450
diff
changeset
|
649 qc->error_level = level; |
|
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
8450
diff
changeset
|
650 qc->error = NGX_QUIC_ERR_CRYPTO(alert); |
|
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
8450
diff
changeset
|
651 qc->error_reason = "TLS alert"; |
|
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
8450
diff
changeset
|
652 qc->error_app = 0; |
|
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
8450
diff
changeset
|
653 qc->error_ftype = 0; |
|
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
8450
diff
changeset
|
654 |
|
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
8450
diff
changeset
|
655 if (ngx_quic_send_cc(c) != NGX_OK) { |
|
8235
552d6868091b
Implemented send_alert callback, CONNECTION_CLOSE writer.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8234
diff
changeset
|
656 return 0; |
|
552d6868091b
Implemented send_alert callback, CONNECTION_CLOSE writer.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8234
diff
changeset
|
657 } |
|
552d6868091b
Implemented send_alert callback, CONNECTION_CLOSE writer.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8234
diff
changeset
|
658 |
|
8182
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
659 return 1; |
|
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
660 } |
|
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
661 |
|
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
662 |
| 8225 | 663 void |
|
8563
bed310672f39
QUIC: moved ssl configuration pointer to quic configuration.
Vladimir Homutov <vl@nginx.com>
parents:
8562
diff
changeset
|
664 ngx_quic_run(ngx_connection_t *c, ngx_quic_conf_t *conf) |
| 8225 | 665 { |
|
8560
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8559
diff
changeset
|
666 ngx_int_t rc; |
| 8225 | 667 |
|
8263
1295b293d09a
Connection states code cleanup.
Vladimir Homutov <vl@nginx.com>
parents:
8260
diff
changeset
|
668 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, c->log, 0, "quic run"); |
| 8225 | 669 |
|
8563
bed310672f39
QUIC: moved ssl configuration pointer to quic configuration.
Vladimir Homutov <vl@nginx.com>
parents:
8562
diff
changeset
|
670 rc = ngx_quic_input(c, c->buffer, conf); |
|
8536
c6b963de0c00
QUIC: pass return code from ngx_quic_decrypt() to the caller.
Vladimir Homutov <vl@nginx.com>
parents:
8535
diff
changeset
|
671 if (rc != NGX_OK) { |
|
c6b963de0c00
QUIC: pass return code from ngx_quic_decrypt() to the caller.
Vladimir Homutov <vl@nginx.com>
parents:
8535
diff
changeset
|
672 ngx_quic_close_connection(c, rc == NGX_DECLINED ? NGX_DONE : NGX_ERROR); |
| 8225 | 673 return; |
| 674 } | |
| 675 | |
|
8383
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
676 ngx_add_timer(c->read, c->quic->in_retry ? NGX_QUIC_RETRY_TIMEOUT |
|
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
677 : c->quic->tp.max_idle_timeout); |
| 8225 | 678 |
|
8263
1295b293d09a
Connection states code cleanup.
Vladimir Homutov <vl@nginx.com>
parents:
8260
diff
changeset
|
679 c->read->handler = ngx_quic_input_handler; |
| 8225 | 680 |
| 681 return; | |
| 682 } | |
| 683 | |
|
8199
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
8198
diff
changeset
|
684 |
|
8561
b4ef79ef1c23
QUIC: refined the "c->quic->initialized" flag usage.
Vladimir Homutov <vl@nginx.com>
parents:
8560
diff
changeset
|
685 static ngx_quic_connection_t * |
|
8563
bed310672f39
QUIC: moved ssl configuration pointer to quic configuration.
Vladimir Homutov <vl@nginx.com>
parents:
8562
diff
changeset
|
686 ngx_quic_new_connection(ngx_connection_t *c, ngx_quic_conf_t *conf, |
|
bed310672f39
QUIC: moved ssl configuration pointer to quic configuration.
Vladimir Homutov <vl@nginx.com>
parents:
8562
diff
changeset
|
687 ngx_quic_header_t *pkt) |
|
8199
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
8198
diff
changeset
|
688 { |
|
8308
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
689 ngx_uint_t i; |
|
8265
d45325e90221
Limit output QUIC packets with client max_packet_size.
Roman Arutyunyan <arut@nginx.com>
parents:
8263
diff
changeset
|
690 ngx_quic_tp_t *ctp; |
|
8538
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8536
diff
changeset
|
691 ngx_quic_client_id_t *cid; |
| 8225 | 692 ngx_quic_connection_t *qc; |
|
8387
eebdda507ec3
Added tests for connection id lengths in initial packet.
Vladimir Homutov <vl@nginx.com>
parents:
8386
diff
changeset
|
693 |
| 8225 | 694 qc = ngx_pcalloc(c->pool, sizeof(ngx_quic_connection_t)); |
| 695 if (qc == NULL) { | |
|
8561
b4ef79ef1c23
QUIC: refined the "c->quic->initialized" flag usage.
Vladimir Homutov <vl@nginx.com>
parents:
8560
diff
changeset
|
696 return NULL; |
|
8199
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
8198
diff
changeset
|
697 } |
|
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
8198
diff
changeset
|
698 |
| 8225 | 699 ngx_rbtree_init(&qc->streams.tree, &qc->streams.sentinel, |
| 700 ngx_quic_rbtree_insert_stream); | |
| 701 | |
|
8333
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
702 for (i = 0; i < NGX_QUIC_SEND_CTX_LAST; i++) { |
|
8331
bda817d16cc2
Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents:
8328
diff
changeset
|
703 ngx_queue_init(&qc->send_ctx[i].frames); |
|
bda817d16cc2
Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents:
8328
diff
changeset
|
704 ngx_queue_init(&qc->send_ctx[i].sent); |
|
8598
85a550047eb5
QUIC: added macro for unset packet number.
Vladimir Homutov <vl@nginx.com>
parents:
8597
diff
changeset
|
705 qc->send_ctx[i].largest_pn = NGX_QUIC_UNSET_PN; |
|
85a550047eb5
QUIC: added macro for unset packet number.
Vladimir Homutov <vl@nginx.com>
parents:
8597
diff
changeset
|
706 qc->send_ctx[i].largest_ack = NGX_QUIC_UNSET_PN; |
|
85a550047eb5
QUIC: added macro for unset packet number.
Vladimir Homutov <vl@nginx.com>
parents:
8597
diff
changeset
|
707 qc->send_ctx[i].largest_range = NGX_QUIC_UNSET_PN; |
|
85a550047eb5
QUIC: added macro for unset packet number.
Vladimir Homutov <vl@nginx.com>
parents:
8597
diff
changeset
|
708 qc->send_ctx[i].pending_ack = NGX_QUIC_UNSET_PN; |
|
8596
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
709 } |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
710 |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
711 qc->send_ctx[0].level = ssl_encryption_initial; |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
712 qc->send_ctx[1].level = ssl_encryption_handshake; |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
713 qc->send_ctx[2].level = ssl_encryption_application; |
|
8333
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
714 |
|
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
715 for (i = 0; i < NGX_QUIC_ENCRYPTION_LAST; i++) { |
|
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
716 ngx_queue_init(&qc->crypto[i].frames); |
|
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
717 } |
|
8308
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
718 |
|
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
719 ngx_queue_init(&qc->free_frames); |
|
8538
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8536
diff
changeset
|
720 ngx_queue_init(&qc->client_ids); |
|
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8536
diff
changeset
|
721 ngx_queue_init(&qc->free_client_ids); |
|
8308
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
722 |
|
8469
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
723 qc->avg_rtt = NGX_QUIC_INITIAL_RTT; |
|
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
724 qc->rttvar = NGX_QUIC_INITIAL_RTT / 2; |
|
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
725 qc->min_rtt = NGX_TIMER_INFINITE; |
|
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
726 |
|
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
727 /* |
|
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
728 * qc->latest_rtt = 0 |
|
8538
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8536
diff
changeset
|
729 * qc->nclient_ids = 0 |
|
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8536
diff
changeset
|
730 * qc->max_retired_seqnum = 0 |
|
8469
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
731 */ |
|
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
732 |
|
8477
031918df51c0
QUIC: added anti-amplification limit.
Vladimir Homutov <vl@nginx.com>
parents:
8476
diff
changeset
|
733 qc->received = pkt->raw->last - pkt->raw->start; |
|
031918df51c0
QUIC: added anti-amplification limit.
Vladimir Homutov <vl@nginx.com>
parents:
8476
diff
changeset
|
734 |
| 8472 | 735 qc->pto.log = c->log; |
| 736 qc->pto.data = c; | |
| 737 qc->pto.handler = ngx_quic_pto_handler; | |
| 738 qc->pto.cancelable = 1; | |
|
8308
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
739 |
| 8309 | 740 qc->push.log = c->log; |
| 741 qc->push.data = c; | |
| 742 qc->push.handler = ngx_quic_push_handler; | |
| 743 qc->push.cancelable = 1; | |
| 744 | |
|
8481
0d2b2664b41c
QUIC: added "quic" listen parameter.
Roman Arutyunyan <arut@nginx.com>
parents:
8480
diff
changeset
|
745 qc->conf = conf; |
|
0d2b2664b41c
QUIC: added "quic" listen parameter.
Roman Arutyunyan <arut@nginx.com>
parents:
8480
diff
changeset
|
746 qc->tp = conf->tp; |
| 8225 | 747 |
|
8265
d45325e90221
Limit output QUIC packets with client max_packet_size.
Roman Arutyunyan <arut@nginx.com>
parents:
8263
diff
changeset
|
748 ctp = &qc->ctp; |
|
8436
9fe7875ce4bb
QUIC: further limiting maximum QUIC packet size.
Vladimir Homutov <vl@nginx.com>
parents:
8435
diff
changeset
|
749 ctp->max_udp_payload_size = ngx_quic_max_udp_payload(c); |
|
8265
d45325e90221
Limit output QUIC packets with client max_packet_size.
Roman Arutyunyan <arut@nginx.com>
parents:
8263
diff
changeset
|
750 ctp->ack_delay_exponent = NGX_QUIC_DEFAULT_ACK_DELAY_EXPONENT; |
|
d45325e90221
Limit output QUIC packets with client max_packet_size.
Roman Arutyunyan <arut@nginx.com>
parents:
8263
diff
changeset
|
751 ctp->max_ack_delay = NGX_QUIC_DEFAULT_MAX_ACK_DELAY; |
|
d45325e90221
Limit output QUIC packets with client max_packet_size.
Roman Arutyunyan <arut@nginx.com>
parents:
8263
diff
changeset
|
752 |
|
8365
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
753 qc->streams.recv_max_data = qc->tp.initial_max_data; |
|
8338
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
8337
diff
changeset
|
754 |
|
8496
c5324bb3a704
QUIC: limited the number of client-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8495
diff
changeset
|
755 qc->streams.client_max_streams_uni = qc->tp.initial_max_streams_uni; |
|
c5324bb3a704
QUIC: limited the number of client-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8495
diff
changeset
|
756 qc->streams.client_max_streams_bidi = qc->tp.initial_max_streams_bidi; |
|
c5324bb3a704
QUIC: limited the number of client-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8495
diff
changeset
|
757 |
|
8415
125cbfa77013
Renamed max_packet_size to max_udp_payload_size, from draft-28.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8413
diff
changeset
|
758 qc->congestion.window = ngx_min(10 * qc->tp.max_udp_payload_size, |
|
125cbfa77013
Renamed max_packet_size to max_udp_payload_size, from draft-28.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8413
diff
changeset
|
759 ngx_max(2 * qc->tp.max_udp_payload_size, |
|
125cbfa77013
Renamed max_packet_size to max_udp_payload_size, from draft-28.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8413
diff
changeset
|
760 14720)); |
|
8364
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
761 qc->congestion.ssthresh = NGX_MAX_SIZE_T_VALUE; |
|
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
762 qc->congestion.recovery_start = ngx_current_msec; |
|
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
763 |
|
8561
b4ef79ef1c23
QUIC: refined the "c->quic->initialized" flag usage.
Vladimir Homutov <vl@nginx.com>
parents:
8560
diff
changeset
|
764 if (ngx_quic_new_dcid(c, qc, &pkt->dcid) != NGX_OK) { |
|
b4ef79ef1c23
QUIC: refined the "c->quic->initialized" flag usage.
Vladimir Homutov <vl@nginx.com>
parents:
8560
diff
changeset
|
765 return NULL; |
| 8225 | 766 } |
| 8368 | 767 |
|
8421
c206233d9c29
Fixed transport parameters on a new connection with a valid token.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8417
diff
changeset
|
768 #if (NGX_QUIC_DRAFT_VERSION >= 28) |
|
8561
b4ef79ef1c23
QUIC: refined the "c->quic->initialized" flag usage.
Vladimir Homutov <vl@nginx.com>
parents:
8560
diff
changeset
|
769 qc->tp.original_dcid = qc->odcid; |
|
8421
c206233d9c29
Fixed transport parameters on a new connection with a valid token.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8417
diff
changeset
|
770 #endif |
|
8561
b4ef79ef1c23
QUIC: refined the "c->quic->initialized" flag usage.
Vladimir Homutov <vl@nginx.com>
parents:
8560
diff
changeset
|
771 qc->tp.initial_scid = qc->dcid; |
|
8417
6633f17044eb
QUIC draft-28 transport parameters support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8415
diff
changeset
|
772 |
| 8225 | 773 qc->scid.len = pkt->scid.len; |
| 774 qc->scid.data = ngx_pnalloc(c->pool, qc->scid.len); | |
| 775 if (qc->scid.data == NULL) { | |
|
8561
b4ef79ef1c23
QUIC: refined the "c->quic->initialized" flag usage.
Vladimir Homutov <vl@nginx.com>
parents:
8560
diff
changeset
|
776 return NULL; |
| 8225 | 777 } |
| 778 ngx_memcpy(qc->scid.data, pkt->scid.data, qc->scid.len); | |
|
8199
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
8198
diff
changeset
|
779 |
|
8561
b4ef79ef1c23
QUIC: refined the "c->quic->initialized" flag usage.
Vladimir Homutov <vl@nginx.com>
parents:
8560
diff
changeset
|
780 cid = ngx_quic_alloc_connection_id(c, qc); |
|
8538
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8536
diff
changeset
|
781 if (cid == NULL) { |
|
8561
b4ef79ef1c23
QUIC: refined the "c->quic->initialized" flag usage.
Vladimir Homutov <vl@nginx.com>
parents:
8560
diff
changeset
|
782 return NULL; |
|
8538
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8536
diff
changeset
|
783 } |
|
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8536
diff
changeset
|
784 |
|
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8536
diff
changeset
|
785 cid->seqnum = 0; |
|
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8536
diff
changeset
|
786 cid->len = pkt->scid.len; |
|
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8536
diff
changeset
|
787 ngx_memcpy(cid->id, pkt->scid.data, pkt->scid.len); |
|
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8536
diff
changeset
|
788 |
|
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8536
diff
changeset
|
789 ngx_queue_insert_tail(&qc->client_ids, &cid->queue); |
|
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8536
diff
changeset
|
790 qc->nclient_ids++; |
|
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8536
diff
changeset
|
791 qc->curr_seqnum = 0; |
|
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8536
diff
changeset
|
792 |
|
8561
b4ef79ef1c23
QUIC: refined the "c->quic->initialized" flag usage.
Vladimir Homutov <vl@nginx.com>
parents:
8560
diff
changeset
|
793 return qc; |
|
8199
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
8198
diff
changeset
|
794 } |
|
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
8198
diff
changeset
|
795 |
|
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
8198
diff
changeset
|
796 |
|
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
8198
diff
changeset
|
797 static ngx_int_t |
|
8562
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8561
diff
changeset
|
798 ngx_quic_send_stateless_reset(ngx_connection_t *c, ngx_quic_conf_t *conf, |
|
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8561
diff
changeset
|
799 ngx_quic_header_t *pkt) |
|
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8561
diff
changeset
|
800 { |
|
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8561
diff
changeset
|
801 u_char *token; |
|
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8561
diff
changeset
|
802 size_t len, max; |
|
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8561
diff
changeset
|
803 uint16_t rndbytes; |
|
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8561
diff
changeset
|
804 u_char buf[NGX_QUIC_MAX_SR_PACKET]; |
|
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8561
diff
changeset
|
805 |
|
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8561
diff
changeset
|
806 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, c->log, 0, |
|
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8561
diff
changeset
|
807 "quic handle stateless reset output"); |
|
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8561
diff
changeset
|
808 |
|
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8561
diff
changeset
|
809 if (conf->sr_token_key.len == 0) { |
|
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8561
diff
changeset
|
810 return NGX_DECLINED; |
|
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8561
diff
changeset
|
811 } |
|
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8561
diff
changeset
|
812 |
|
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8561
diff
changeset
|
813 if (pkt->len <= NGX_QUIC_MIN_PKT_LEN) { |
|
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8561
diff
changeset
|
814 return NGX_DECLINED; |
|
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8561
diff
changeset
|
815 } |
|
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8561
diff
changeset
|
816 |
|
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8561
diff
changeset
|
817 if (pkt->len <= NGX_QUIC_MIN_SR_PACKET) { |
|
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8561
diff
changeset
|
818 len = pkt->len - 1; |
|
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8561
diff
changeset
|
819 |
|
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8561
diff
changeset
|
820 } else { |
|
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8561
diff
changeset
|
821 max = ngx_min(NGX_QUIC_MAX_SR_PACKET, pkt->len * 3); |
|
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8561
diff
changeset
|
822 |
|
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8561
diff
changeset
|
823 if (RAND_bytes((u_char *) &rndbytes, sizeof(rndbytes)) != 1) { |
|
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8561
diff
changeset
|
824 return NGX_ERROR; |
|
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8561
diff
changeset
|
825 } |
|
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8561
diff
changeset
|
826 |
|
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8561
diff
changeset
|
827 len = (rndbytes % (max - NGX_QUIC_MIN_SR_PACKET + 1)) |
|
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8561
diff
changeset
|
828 + NGX_QUIC_MIN_SR_PACKET; |
|
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8561
diff
changeset
|
829 } |
|
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8561
diff
changeset
|
830 |
|
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8561
diff
changeset
|
831 if (RAND_bytes(buf, len - NGX_QUIC_SR_TOKEN_LEN) != 1) { |
|
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8561
diff
changeset
|
832 return NGX_ERROR; |
|
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8561
diff
changeset
|
833 } |
|
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8561
diff
changeset
|
834 |
|
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8561
diff
changeset
|
835 buf[0] &= ~NGX_QUIC_PKT_LONG; |
|
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8561
diff
changeset
|
836 buf[0] |= NGX_QUIC_PKT_FIXED_BIT; |
|
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8561
diff
changeset
|
837 |
|
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8561
diff
changeset
|
838 token = &buf[len - NGX_QUIC_SR_TOKEN_LEN]; |
|
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8561
diff
changeset
|
839 |
|
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8561
diff
changeset
|
840 if (ngx_quic_new_sr_token(c, &pkt->dcid, &conf->sr_token_key, token) |
|
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8561
diff
changeset
|
841 != NGX_OK) |
|
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8561
diff
changeset
|
842 { |
|
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8561
diff
changeset
|
843 return NGX_ERROR; |
|
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8561
diff
changeset
|
844 } |
|
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8561
diff
changeset
|
845 |
|
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8561
diff
changeset
|
846 (void) c->send(c, buf, len); |
|
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8561
diff
changeset
|
847 |
|
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8561
diff
changeset
|
848 return NGX_DECLINED; |
|
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8561
diff
changeset
|
849 } |
|
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8561
diff
changeset
|
850 |
|
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8561
diff
changeset
|
851 |
|
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8561
diff
changeset
|
852 static ngx_int_t |
|
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8561
diff
changeset
|
853 ngx_quic_process_stateless_reset(ngx_connection_t *c, ngx_quic_header_t *pkt) |
|
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8561
diff
changeset
|
854 { |
|
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8561
diff
changeset
|
855 u_char *tail, ch; |
|
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8561
diff
changeset
|
856 ngx_uint_t i; |
|
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8561
diff
changeset
|
857 ngx_queue_t *q; |
|
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8561
diff
changeset
|
858 ngx_quic_client_id_t *cid; |
|
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8561
diff
changeset
|
859 ngx_quic_connection_t *qc; |
|
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8561
diff
changeset
|
860 |
|
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8561
diff
changeset
|
861 qc = c->quic; |
|
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8561
diff
changeset
|
862 |
|
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8561
diff
changeset
|
863 /* A stateless reset uses an entire UDP datagram */ |
|
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8561
diff
changeset
|
864 if (pkt->raw->start != pkt->data) { |
|
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8561
diff
changeset
|
865 return NGX_DECLINED; |
|
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8561
diff
changeset
|
866 } |
|
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8561
diff
changeset
|
867 |
|
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8561
diff
changeset
|
868 tail = pkt->raw->last - NGX_QUIC_SR_TOKEN_LEN; |
|
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8561
diff
changeset
|
869 |
|
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8561
diff
changeset
|
870 for (q = ngx_queue_head(&qc->client_ids); |
|
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8561
diff
changeset
|
871 q != ngx_queue_sentinel(&qc->client_ids); |
|
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8561
diff
changeset
|
872 q = ngx_queue_next(q)) |
|
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8561
diff
changeset
|
873 { |
|
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8561
diff
changeset
|
874 cid = ngx_queue_data(q, ngx_quic_client_id_t, queue); |
|
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8561
diff
changeset
|
875 |
|
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8561
diff
changeset
|
876 if (cid->seqnum == 0) { |
|
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8561
diff
changeset
|
877 /* no stateless reset token in initial connection id */ |
|
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8561
diff
changeset
|
878 continue; |
|
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8561
diff
changeset
|
879 } |
|
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8561
diff
changeset
|
880 |
|
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8561
diff
changeset
|
881 /* constant time comparison */ |
|
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8561
diff
changeset
|
882 |
|
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8561
diff
changeset
|
883 for (ch = 0, i = 0; i < NGX_QUIC_SR_TOKEN_LEN; i++) { |
|
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8561
diff
changeset
|
884 ch |= tail[i] ^ cid->sr_token[i]; |
|
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8561
diff
changeset
|
885 } |
|
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8561
diff
changeset
|
886 |
|
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8561
diff
changeset
|
887 if (ch == 0) { |
|
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8561
diff
changeset
|
888 return NGX_OK; |
|
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8561
diff
changeset
|
889 } |
|
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8561
diff
changeset
|
890 } |
|
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8561
diff
changeset
|
891 |
|
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8561
diff
changeset
|
892 return NGX_DECLINED; |
|
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8561
diff
changeset
|
893 } |
|
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8561
diff
changeset
|
894 |
|
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8561
diff
changeset
|
895 |
|
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8561
diff
changeset
|
896 static ngx_int_t |
|
8522
fc89d02bdca2
QUIC: added version negotiation support.
Vladimir Homutov <vl@nginx.com>
parents:
8519
diff
changeset
|
897 ngx_quic_negotiate_version(ngx_connection_t *c, ngx_quic_header_t *inpkt) |
|
fc89d02bdca2
QUIC: added version negotiation support.
Vladimir Homutov <vl@nginx.com>
parents:
8519
diff
changeset
|
898 { |
|
fc89d02bdca2
QUIC: added version negotiation support.
Vladimir Homutov <vl@nginx.com>
parents:
8519
diff
changeset
|
899 size_t len; |
|
fc89d02bdca2
QUIC: added version negotiation support.
Vladimir Homutov <vl@nginx.com>
parents:
8519
diff
changeset
|
900 ngx_quic_header_t pkt; |
|
fc89d02bdca2
QUIC: added version negotiation support.
Vladimir Homutov <vl@nginx.com>
parents:
8519
diff
changeset
|
901 |
|
fc89d02bdca2
QUIC: added version negotiation support.
Vladimir Homutov <vl@nginx.com>
parents:
8519
diff
changeset
|
902 /* buffer size is calculated assuming a single supported version */ |
|
fc89d02bdca2
QUIC: added version negotiation support.
Vladimir Homutov <vl@nginx.com>
parents:
8519
diff
changeset
|
903 static u_char buf[NGX_QUIC_MAX_LONG_HEADER + sizeof(uint32_t)]; |
|
fc89d02bdca2
QUIC: added version negotiation support.
Vladimir Homutov <vl@nginx.com>
parents:
8519
diff
changeset
|
904 |
|
fc89d02bdca2
QUIC: added version negotiation support.
Vladimir Homutov <vl@nginx.com>
parents:
8519
diff
changeset
|
905 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, c->log, 0, |
|
fc89d02bdca2
QUIC: added version negotiation support.
Vladimir Homutov <vl@nginx.com>
parents:
8519
diff
changeset
|
906 "sending version negotiation packet"); |
|
fc89d02bdca2
QUIC: added version negotiation support.
Vladimir Homutov <vl@nginx.com>
parents:
8519
diff
changeset
|
907 |
|
fc89d02bdca2
QUIC: added version negotiation support.
Vladimir Homutov <vl@nginx.com>
parents:
8519
diff
changeset
|
908 pkt.log = c->log; |
|
fc89d02bdca2
QUIC: added version negotiation support.
Vladimir Homutov <vl@nginx.com>
parents:
8519
diff
changeset
|
909 pkt.flags = NGX_QUIC_PKT_LONG | NGX_QUIC_PKT_FIXED_BIT; |
|
fc89d02bdca2
QUIC: added version negotiation support.
Vladimir Homutov <vl@nginx.com>
parents:
8519
diff
changeset
|
910 pkt.dcid = inpkt->scid; |
|
fc89d02bdca2
QUIC: added version negotiation support.
Vladimir Homutov <vl@nginx.com>
parents:
8519
diff
changeset
|
911 pkt.scid = inpkt->dcid; |
|
fc89d02bdca2
QUIC: added version negotiation support.
Vladimir Homutov <vl@nginx.com>
parents:
8519
diff
changeset
|
912 |
|
fc89d02bdca2
QUIC: added version negotiation support.
Vladimir Homutov <vl@nginx.com>
parents:
8519
diff
changeset
|
913 len = ngx_quic_create_version_negotiation(&pkt, buf); |
|
fc89d02bdca2
QUIC: added version negotiation support.
Vladimir Homutov <vl@nginx.com>
parents:
8519
diff
changeset
|
914 |
|
fc89d02bdca2
QUIC: added version negotiation support.
Vladimir Homutov <vl@nginx.com>
parents:
8519
diff
changeset
|
915 #ifdef NGX_QUIC_DEBUG_PACKETS |
|
fc89d02bdca2
QUIC: added version negotiation support.
Vladimir Homutov <vl@nginx.com>
parents:
8519
diff
changeset
|
916 ngx_quic_hexdump(c->log, "quic vnego packet to send", buf, len); |
|
fc89d02bdca2
QUIC: added version negotiation support.
Vladimir Homutov <vl@nginx.com>
parents:
8519
diff
changeset
|
917 #endif |
|
fc89d02bdca2
QUIC: added version negotiation support.
Vladimir Homutov <vl@nginx.com>
parents:
8519
diff
changeset
|
918 |
|
fc89d02bdca2
QUIC: added version negotiation support.
Vladimir Homutov <vl@nginx.com>
parents:
8519
diff
changeset
|
919 (void) c->send(c, buf, len); |
|
fc89d02bdca2
QUIC: added version negotiation support.
Vladimir Homutov <vl@nginx.com>
parents:
8519
diff
changeset
|
920 |
|
fc89d02bdca2
QUIC: added version negotiation support.
Vladimir Homutov <vl@nginx.com>
parents:
8519
diff
changeset
|
921 return NGX_ERROR; |
|
fc89d02bdca2
QUIC: added version negotiation support.
Vladimir Homutov <vl@nginx.com>
parents:
8519
diff
changeset
|
922 } |
|
fc89d02bdca2
QUIC: added version negotiation support.
Vladimir Homutov <vl@nginx.com>
parents:
8519
diff
changeset
|
923 |
|
fc89d02bdca2
QUIC: added version negotiation support.
Vladimir Homutov <vl@nginx.com>
parents:
8519
diff
changeset
|
924 |
|
fc89d02bdca2
QUIC: added version negotiation support.
Vladimir Homutov <vl@nginx.com>
parents:
8519
diff
changeset
|
925 static ngx_int_t |
|
8561
b4ef79ef1c23
QUIC: refined the "c->quic->initialized" flag usage.
Vladimir Homutov <vl@nginx.com>
parents:
8560
diff
changeset
|
926 ngx_quic_new_dcid(ngx_connection_t *c, ngx_quic_connection_t *qc, |
|
b4ef79ef1c23
QUIC: refined the "c->quic->initialized" flag usage.
Vladimir Homutov <vl@nginx.com>
parents:
8560
diff
changeset
|
927 ngx_str_t *odcid) |
| 8368 | 928 { |
|
8557
2727d402e5a5
QUIC: switched to using fixed-length server connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8556
diff
changeset
|
929 qc->dcid.len = NGX_QUIC_SERVER_CID_LEN; |
|
2727d402e5a5
QUIC: switched to using fixed-length server connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8556
diff
changeset
|
930 qc->dcid.data = ngx_pnalloc(c->pool, NGX_QUIC_SERVER_CID_LEN); |
|
8382
b7704303a7e5
Server CID change refactored.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8381
diff
changeset
|
931 if (qc->dcid.data == NULL) { |
|
b7704303a7e5
Server CID change refactored.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8381
diff
changeset
|
932 return NGX_ERROR; |
|
b7704303a7e5
Server CID change refactored.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8381
diff
changeset
|
933 } |
|
b7704303a7e5
Server CID change refactored.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8381
diff
changeset
|
934 |
|
8557
2727d402e5a5
QUIC: switched to using fixed-length server connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8556
diff
changeset
|
935 if (RAND_bytes(qc->dcid.data, NGX_QUIC_SERVER_CID_LEN) != 1) { |
| 8368 | 936 return NGX_ERROR; |
| 937 } | |
| 938 | |
|
8382
b7704303a7e5
Server CID change refactored.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8381
diff
changeset
|
939 ngx_quic_hexdump(c->log, "quic server CID", qc->dcid.data, qc->dcid.len); |
|
b7704303a7e5
Server CID change refactored.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8381
diff
changeset
|
940 |
|
b7704303a7e5
Server CID change refactored.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8381
diff
changeset
|
941 qc->odcid.len = odcid->len; |
|
b7704303a7e5
Server CID change refactored.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8381
diff
changeset
|
942 qc->odcid.data = ngx_pstrdup(c->pool, odcid); |
|
b7704303a7e5
Server CID change refactored.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8381
diff
changeset
|
943 if (qc->odcid.data == NULL) { |
| 8368 | 944 return NGX_ERROR; |
| 945 } | |
| 946 | |
| 947 return NGX_OK; | |
| 948 } | |
| 949 | |
| 950 | |
| 951 static ngx_int_t | |
|
8560
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8559
diff
changeset
|
952 ngx_quic_send_retry(ngx_connection_t *c) |
|
8383
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
953 { |
|
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
954 ssize_t len; |
|
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
955 ngx_str_t res, token; |
|
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
956 ngx_quic_header_t pkt; |
|
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
957 u_char buf[NGX_QUIC_RETRY_BUFFER_SIZE]; |
|
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
958 |
|
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
959 if (ngx_quic_new_token(c, &token) != NGX_OK) { |
|
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
960 return NGX_ERROR; |
|
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
961 } |
|
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
962 |
|
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
963 ngx_memzero(&pkt, sizeof(ngx_quic_header_t)); |
|
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
964 pkt.flags = NGX_QUIC_PKT_FIXED_BIT | NGX_QUIC_PKT_LONG | NGX_QUIC_PKT_RETRY; |
|
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
965 pkt.log = c->log; |
|
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
966 pkt.odcid = c->quic->odcid; |
|
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
967 pkt.dcid = c->quic->scid; |
|
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
968 pkt.scid = c->quic->dcid; |
|
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
969 pkt.token = token; |
|
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
970 |
|
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
971 res.data = buf; |
|
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
972 |
|
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
973 if (ngx_quic_encrypt(&pkt, NULL, &res) != NGX_OK) { |
|
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
974 return NGX_ERROR; |
|
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
975 } |
|
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
976 |
|
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
977 #ifdef NGX_QUIC_DEBUG_PACKETS |
|
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
978 ngx_quic_hexdump(c->log, "quic packet to send", res.data, res.len); |
|
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
979 #endif |
|
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
980 |
|
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
981 len = c->send(c, res.data, res.len); |
|
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
982 if (len == NGX_ERROR || (size_t) len != res.len) { |
|
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
983 return NGX_ERROR; |
|
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
984 } |
|
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
985 |
|
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
986 c->quic->token = token; |
|
8421
c206233d9c29
Fixed transport parameters on a new connection with a valid token.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8417
diff
changeset
|
987 #if (NGX_QUIC_DRAFT_VERSION < 28) |
|
c206233d9c29
Fixed transport parameters on a new connection with a valid token.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8417
diff
changeset
|
988 c->quic->tp.original_dcid = c->quic->odcid; |
|
c206233d9c29
Fixed transport parameters on a new connection with a valid token.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8417
diff
changeset
|
989 #endif |
|
8417
6633f17044eb
QUIC draft-28 transport parameters support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8415
diff
changeset
|
990 c->quic->tp.retry_scid = c->quic->dcid; |
|
8383
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
991 c->quic->in_retry = 1; |
|
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
992 |
|
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
993 return NGX_OK; |
|
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
994 } |
|
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
995 |
|
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
996 |
|
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
997 static ngx_int_t |
|
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
998 ngx_quic_new_token(ngx_connection_t *c, ngx_str_t *token) |
|
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
999 { |
|
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1000 int len, iv_len; |
|
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1001 u_char *data, *p, *key, *iv; |
|
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1002 ngx_msec_t now; |
|
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1003 EVP_CIPHER_CTX *ctx; |
|
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1004 const EVP_CIPHER *cipher; |
|
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1005 struct sockaddr_in *sin; |
|
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1006 #if (NGX_HAVE_INET6) |
|
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1007 struct sockaddr_in6 *sin6; |
|
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1008 #endif |
|
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1009 u_char in[NGX_QUIC_MAX_TOKEN_SIZE]; |
|
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1010 |
|
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1011 switch (c->sockaddr->sa_family) { |
|
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1012 |
|
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1013 #if (NGX_HAVE_INET6) |
|
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1014 case AF_INET6: |
|
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1015 sin6 = (struct sockaddr_in6 *) c->sockaddr; |
|
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1016 |
|
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1017 len = sizeof(struct in6_addr); |
|
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1018 data = sin6->sin6_addr.s6_addr; |
|
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1019 |
|
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1020 break; |
|
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1021 #endif |
|
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1022 |
|
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1023 #if (NGX_HAVE_UNIX_DOMAIN) |
|
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1024 case AF_UNIX: |
|
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1025 |
|
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1026 len = ngx_min(c->addr_text.len, NGX_QUIC_MAX_TOKEN_SIZE - sizeof(now)); |
|
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1027 data = c->addr_text.data; |
|
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1028 |
|
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1029 break; |
|
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1030 #endif |
|
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1031 |
|
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1032 default: /* AF_INET */ |
|
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1033 sin = (struct sockaddr_in *) c->sockaddr; |
|
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1034 |
|
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1035 len = sizeof(in_addr_t); |
|
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1036 data = (u_char *) &sin->sin_addr; |
|
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1037 |
|
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1038 break; |
|
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1039 } |
|
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1040 |
|
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1041 p = ngx_cpymem(in, data, len); |
|
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1042 |
|
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1043 now = ngx_current_msec; |
|
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1044 len += sizeof(now); |
|
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1045 ngx_memcpy(p, &now, sizeof(now)); |
|
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1046 |
|
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1047 cipher = EVP_aes_256_cbc(); |
|
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1048 iv_len = EVP_CIPHER_iv_length(cipher); |
|
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1049 |
|
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1050 token->len = iv_len + len + EVP_CIPHER_block_size(cipher); |
|
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1051 token->data = ngx_pnalloc(c->pool, token->len); |
|
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1052 if (token->data == NULL) { |
|
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1053 return NGX_ERROR; |
|
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1054 } |
|
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1055 |
|
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1056 ctx = EVP_CIPHER_CTX_new(); |
|
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1057 if (ctx == NULL) { |
|
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1058 return NGX_ERROR; |
|
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1059 } |
|
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1060 |
|
8481
0d2b2664b41c
QUIC: added "quic" listen parameter.
Roman Arutyunyan <arut@nginx.com>
parents:
8480
diff
changeset
|
1061 key = c->quic->conf->token_key; |
|
8383
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1062 iv = token->data; |
|
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1063 |
|
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1064 if (RAND_bytes(iv, iv_len) <= 0 |
|
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1065 || !EVP_EncryptInit_ex(ctx, cipher, NULL, key, iv)) |
|
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1066 { |
|
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1067 EVP_CIPHER_CTX_free(ctx); |
|
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1068 return NGX_ERROR; |
|
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1069 } |
|
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1070 |
|
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1071 token->len = iv_len; |
|
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1072 |
|
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1073 if (EVP_EncryptUpdate(ctx, token->data + token->len, &len, in, len) != 1) { |
|
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1074 EVP_CIPHER_CTX_free(ctx); |
|
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1075 return NGX_ERROR; |
|
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1076 } |
|
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1077 |
|
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1078 token->len += len; |
|
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1079 |
|
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1080 if (EVP_EncryptFinal_ex(ctx, token->data + token->len, &len) <= 0) { |
|
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1081 EVP_CIPHER_CTX_free(ctx); |
|
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1082 return NGX_ERROR; |
|
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1083 } |
|
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1084 |
|
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1085 token->len += len; |
|
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1086 |
|
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1087 EVP_CIPHER_CTX_free(ctx); |
|
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1088 |
|
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1089 #ifdef NGX_QUIC_DEBUG_PACKETS |
|
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1090 ngx_quic_hexdump(c->log, "quic new token", token->data, token->len); |
|
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1091 #endif |
|
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1092 |
|
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1093 return NGX_OK; |
|
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1094 } |
|
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1095 |
|
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1096 |
|
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1097 static ngx_int_t |
|
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1098 ngx_quic_validate_token(ngx_connection_t *c, ngx_quic_header_t *pkt) |
|
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1099 { |
|
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1100 int len, tlen, iv_len; |
|
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1101 u_char *key, *iv, *p, *data; |
|
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1102 ngx_msec_t msec; |
|
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1103 EVP_CIPHER_CTX *ctx; |
|
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1104 const EVP_CIPHER *cipher; |
|
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1105 struct sockaddr_in *sin; |
|
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1106 #if (NGX_HAVE_INET6) |
|
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1107 struct sockaddr_in6 *sin6; |
|
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1108 #endif |
|
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1109 ngx_quic_connection_t *qc; |
|
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1110 u_char tdec[NGX_QUIC_MAX_TOKEN_SIZE]; |
|
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1111 |
|
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1112 qc = c->quic; |
|
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1113 |
|
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1114 /* Retry token */ |
|
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1115 |
|
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1116 if (qc->token.len) { |
|
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1117 if (pkt->token.len != qc->token.len) { |
|
8399
ffd362e87eb2
Added more context to CONNECTION CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
8398
diff
changeset
|
1118 goto bad_token; |
|
8383
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1119 } |
|
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1120 |
|
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1121 if (ngx_memcmp(pkt->token.data, qc->token.data, pkt->token.len) != 0) { |
|
8399
ffd362e87eb2
Added more context to CONNECTION CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
8398
diff
changeset
|
1122 goto bad_token; |
|
8383
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1123 } |
|
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1124 |
|
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1125 return NGX_OK; |
|
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1126 } |
|
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1127 |
|
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1128 /* NEW_TOKEN in a previous connection */ |
|
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1129 |
|
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1130 cipher = EVP_aes_256_cbc(); |
|
8481
0d2b2664b41c
QUIC: added "quic" listen parameter.
Roman Arutyunyan <arut@nginx.com>
parents:
8480
diff
changeset
|
1131 key = c->quic->conf->token_key; |
|
8383
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1132 iv = pkt->token.data; |
|
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1133 iv_len = EVP_CIPHER_iv_length(cipher); |
|
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1134 |
|
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1135 /* sanity checks */ |
|
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1136 |
|
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1137 if (pkt->token.len < (size_t) iv_len + EVP_CIPHER_block_size(cipher)) { |
|
8399
ffd362e87eb2
Added more context to CONNECTION CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
8398
diff
changeset
|
1138 goto bad_token; |
|
8383
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1139 } |
|
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1140 |
|
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1141 if (pkt->token.len > (size_t) iv_len + NGX_QUIC_MAX_TOKEN_SIZE) { |
|
8399
ffd362e87eb2
Added more context to CONNECTION CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
8398
diff
changeset
|
1142 goto bad_token; |
|
8383
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1143 } |
|
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1144 |
|
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1145 ctx = EVP_CIPHER_CTX_new(); |
|
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1146 if (ctx == NULL) { |
|
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1147 return NGX_ERROR; |
|
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1148 } |
|
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1149 |
|
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1150 if (!EVP_DecryptInit_ex(ctx, cipher, NULL, key, iv)) { |
|
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1151 EVP_CIPHER_CTX_free(ctx); |
|
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1152 return NGX_ERROR; |
|
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1153 } |
|
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1154 |
|
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1155 p = pkt->token.data + iv_len; |
|
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1156 len = pkt->token.len - iv_len; |
|
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1157 |
|
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1158 if (EVP_DecryptUpdate(ctx, tdec, &len, p, len) != 1) { |
|
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1159 EVP_CIPHER_CTX_free(ctx); |
|
8399
ffd362e87eb2
Added more context to CONNECTION CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
8398
diff
changeset
|
1160 goto bad_token; |
|
8383
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1161 } |
|
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1162 |
|
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1163 if (EVP_DecryptFinal_ex(ctx, tdec + len, &tlen) <= 0) { |
|
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1164 EVP_CIPHER_CTX_free(ctx); |
|
8399
ffd362e87eb2
Added more context to CONNECTION CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
8398
diff
changeset
|
1165 goto bad_token; |
|
8383
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1166 } |
|
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1167 |
|
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1168 EVP_CIPHER_CTX_free(ctx); |
|
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1169 |
|
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1170 switch (c->sockaddr->sa_family) { |
|
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1171 |
|
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1172 #if (NGX_HAVE_INET6) |
|
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1173 case AF_INET6: |
|
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1174 sin6 = (struct sockaddr_in6 *) c->sockaddr; |
|
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1175 |
|
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1176 len = sizeof(struct in6_addr); |
|
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1177 data = sin6->sin6_addr.s6_addr; |
|
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1178 |
|
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1179 break; |
|
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1180 #endif |
|
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1181 |
|
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1182 #if (NGX_HAVE_UNIX_DOMAIN) |
|
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1183 case AF_UNIX: |
|
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1184 |
|
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1185 len = ngx_min(c->addr_text.len, NGX_QUIC_MAX_TOKEN_SIZE - sizeof(msec)); |
|
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1186 data = c->addr_text.data; |
|
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1187 |
|
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1188 break; |
|
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1189 #endif |
|
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1190 |
|
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1191 default: /* AF_INET */ |
|
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1192 sin = (struct sockaddr_in *) c->sockaddr; |
|
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1193 |
|
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1194 len = sizeof(in_addr_t); |
|
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1195 data = (u_char *) &sin->sin_addr; |
|
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1196 |
|
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1197 break; |
|
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1198 } |
|
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1199 |
|
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1200 if (ngx_memcmp(tdec, data, len) != 0) { |
|
8399
ffd362e87eb2
Added more context to CONNECTION CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
8398
diff
changeset
|
1201 goto bad_token; |
|
8383
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1202 } |
|
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1203 |
|
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1204 ngx_memcpy(&msec, tdec + len, sizeof(msec)); |
|
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1205 |
|
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1206 if (ngx_current_msec - msec > NGX_QUIC_RETRY_LIFETIME) { |
|
8560
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8559
diff
changeset
|
1207 ngx_log_error(NGX_LOG_INFO, c->log, 0, "quic expired token"); |
|
8383
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1208 return NGX_DECLINED; |
|
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1209 } |
|
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1210 |
|
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1211 return NGX_OK; |
|
8399
ffd362e87eb2
Added more context to CONNECTION CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
8398
diff
changeset
|
1212 |
|
ffd362e87eb2
Added more context to CONNECTION CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
8398
diff
changeset
|
1213 bad_token: |
|
ffd362e87eb2
Added more context to CONNECTION CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
8398
diff
changeset
|
1214 |
|
8560
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8559
diff
changeset
|
1215 ngx_log_error(NGX_LOG_INFO, c->log, 0, "quic invalid token"); |
|
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8559
diff
changeset
|
1216 |
|
8399
ffd362e87eb2
Added more context to CONNECTION CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
8398
diff
changeset
|
1217 qc->error = NGX_QUIC_ERR_INVALID_TOKEN; |
|
ffd362e87eb2
Added more context to CONNECTION CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
8398
diff
changeset
|
1218 qc->error_reason = "invalid_token"; |
|
ffd362e87eb2
Added more context to CONNECTION CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
8398
diff
changeset
|
1219 |
|
ffd362e87eb2
Added more context to CONNECTION CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
8398
diff
changeset
|
1220 return NGX_ERROR; |
|
8383
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1221 } |
|
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1222 |
|
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1223 |
|
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1224 static ngx_int_t |
|
8221
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
8220
diff
changeset
|
1225 ngx_quic_init_connection(ngx_connection_t *c) |
|
8199
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
8198
diff
changeset
|
1226 { |
|
8247
e9891e8ee975
Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8246
diff
changeset
|
1227 u_char *p; |
|
8422
90b02ff6b003
Compatibility with BoringSSL master branch.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8421
diff
changeset
|
1228 size_t clen; |
|
8247
e9891e8ee975
Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8246
diff
changeset
|
1229 ssize_t len; |
|
8199
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
8198
diff
changeset
|
1230 ngx_ssl_conn_t *ssl_conn; |
|
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
8198
diff
changeset
|
1231 ngx_quic_connection_t *qc; |
|
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
8198
diff
changeset
|
1232 |
|
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
8198
diff
changeset
|
1233 qc = c->quic; |
|
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
8198
diff
changeset
|
1234 |
|
8563
bed310672f39
QUIC: moved ssl configuration pointer to quic configuration.
Vladimir Homutov <vl@nginx.com>
parents:
8562
diff
changeset
|
1235 if (ngx_ssl_create_connection(qc->conf->ssl, c, NGX_SSL_BUFFER) != NGX_OK) { |
|
8199
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
8198
diff
changeset
|
1236 return NGX_ERROR; |
|
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
8198
diff
changeset
|
1237 } |
|
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
8198
diff
changeset
|
1238 |
|
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
8198
diff
changeset
|
1239 ssl_conn = c->ssl->connection; |
|
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
8198
diff
changeset
|
1240 |
|
8232
253cf267f95a
Moved setting QUIC methods to runtime.
Roman Arutyunyan <arut@nginx.com>
parents:
8231
diff
changeset
|
1241 if (SSL_set_quic_method(ssl_conn, &quic_method) == 0) { |
|
253cf267f95a
Moved setting QUIC methods to runtime.
Roman Arutyunyan <arut@nginx.com>
parents:
8231
diff
changeset
|
1242 ngx_log_error(NGX_LOG_INFO, c->log, 0, |
| 8361 | 1243 "quic SSL_set_quic_method() failed"); |
|
8232
253cf267f95a
Moved setting QUIC methods to runtime.
Roman Arutyunyan <arut@nginx.com>
parents:
8231
diff
changeset
|
1244 return NGX_ERROR; |
|
253cf267f95a
Moved setting QUIC methods to runtime.
Roman Arutyunyan <arut@nginx.com>
parents:
8231
diff
changeset
|
1245 } |
|
253cf267f95a
Moved setting QUIC methods to runtime.
Roman Arutyunyan <arut@nginx.com>
parents:
8231
diff
changeset
|
1246 |
|
8304
90f94413177e
TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8303
diff
changeset
|
1247 #ifdef SSL_READ_EARLY_DATA_SUCCESS |
|
8564
b52b2a33b0e5
QUIC: fixed build with OpenSSL after bed310672f39.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8563
diff
changeset
|
1248 if (SSL_CTX_get_max_early_data(qc->conf->ssl->ctx)) { |
|
8304
90f94413177e
TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8303
diff
changeset
|
1249 SSL_set_quic_early_data_enabled(ssl_conn, 1); |
|
90f94413177e
TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8303
diff
changeset
|
1250 } |
|
90f94413177e
TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8303
diff
changeset
|
1251 #endif |
|
90f94413177e
TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8303
diff
changeset
|
1252 |
|
8562
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8561
diff
changeset
|
1253 if (qc->conf->sr_token_key.len) { |
|
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8561
diff
changeset
|
1254 qc->tp.sr_enabled = 1; |
|
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8561
diff
changeset
|
1255 |
|
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8561
diff
changeset
|
1256 if (ngx_quic_new_sr_token(c, &qc->dcid, &qc->conf->sr_token_key, |
|
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8561
diff
changeset
|
1257 qc->tp.sr_token) |
|
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8561
diff
changeset
|
1258 != NGX_OK) |
|
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8561
diff
changeset
|
1259 { |
|
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8561
diff
changeset
|
1260 return NGX_ERROR; |
|
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8561
diff
changeset
|
1261 } |
|
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8561
diff
changeset
|
1262 |
|
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8561
diff
changeset
|
1263 ngx_quic_hexdump(c->log, "quic stateless reset token", |
|
8565
0e12c4aca3ab
QUIC: fixed clang-ast asserts.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8564
diff
changeset
|
1264 qc->tp.sr_token, (size_t) NGX_QUIC_SR_TOKEN_LEN); |
|
8562
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8561
diff
changeset
|
1265 } |
|
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8561
diff
changeset
|
1266 |
|
8422
90b02ff6b003
Compatibility with BoringSSL master branch.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8421
diff
changeset
|
1267 len = ngx_quic_create_transport_params(NULL, NULL, &qc->tp, &clen); |
|
8247
e9891e8ee975
Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8246
diff
changeset
|
1268 /* always succeeds */ |
|
e9891e8ee975
Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8246
diff
changeset
|
1269 |
|
e9891e8ee975
Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8246
diff
changeset
|
1270 p = ngx_pnalloc(c->pool, len); |
|
e9891e8ee975
Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8246
diff
changeset
|
1271 if (p == NULL) { |
|
e9891e8ee975
Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8246
diff
changeset
|
1272 return NGX_ERROR; |
|
e9891e8ee975
Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8246
diff
changeset
|
1273 } |
|
e9891e8ee975
Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8246
diff
changeset
|
1274 |
|
8422
90b02ff6b003
Compatibility with BoringSSL master branch.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8421
diff
changeset
|
1275 len = ngx_quic_create_transport_params(p, p + len, &qc->tp, NULL); |
|
8247
e9891e8ee975
Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8246
diff
changeset
|
1276 if (len < 0) { |
|
e9891e8ee975
Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8246
diff
changeset
|
1277 return NGX_ERROR; |
|
e9891e8ee975
Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8246
diff
changeset
|
1278 } |
|
e9891e8ee975
Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8246
diff
changeset
|
1279 |
| 8359 | 1280 #ifdef NGX_QUIC_DEBUG_PACKETS |
|
8360
f175006124d0
Cleaned up hexdumps in debug output.
Vladimir Homutov <vl@nginx.com>
parents:
8359
diff
changeset
|
1281 ngx_quic_hexdump(c->log, "quic transport parameters", p, len); |
| 8359 | 1282 #endif |
| 1283 | |
|
8247
e9891e8ee975
Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8246
diff
changeset
|
1284 if (SSL_set_quic_transport_params(ssl_conn, p, len) == 0) { |
|
8199
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
8198
diff
changeset
|
1285 ngx_log_error(NGX_LOG_INFO, c->log, 0, |
| 8361 | 1286 "quic SSL_set_quic_transport_params() failed"); |
|
8199
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
8198
diff
changeset
|
1287 return NGX_ERROR; |
|
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
8198
diff
changeset
|
1288 } |
|
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
8198
diff
changeset
|
1289 |
|
8422
90b02ff6b003
Compatibility with BoringSSL master branch.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8421
diff
changeset
|
1290 #if NGX_OPENSSL_QUIC_ZRTT_CTX |
|
90b02ff6b003
Compatibility with BoringSSL master branch.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8421
diff
changeset
|
1291 if (SSL_set_quic_early_data_context(ssl_conn, p, clen) == 0) { |
|
90b02ff6b003
Compatibility with BoringSSL master branch.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8421
diff
changeset
|
1292 ngx_log_error(NGX_LOG_INFO, c->log, 0, |
|
90b02ff6b003
Compatibility with BoringSSL master branch.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8421
diff
changeset
|
1293 "quic SSL_set_quic_early_data_context() failed"); |
|
90b02ff6b003
Compatibility with BoringSSL master branch.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8421
diff
changeset
|
1294 return NGX_ERROR; |
|
90b02ff6b003
Compatibility with BoringSSL master branch.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8421
diff
changeset
|
1295 } |
|
90b02ff6b003
Compatibility with BoringSSL master branch.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8421
diff
changeset
|
1296 #endif |
|
90b02ff6b003
Compatibility with BoringSSL master branch.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8421
diff
changeset
|
1297 |
|
8199
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
8198
diff
changeset
|
1298 return NGX_OK; |
|
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
8198
diff
changeset
|
1299 } |
|
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
8198
diff
changeset
|
1300 |
|
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
8198
diff
changeset
|
1301 |
|
8436
9fe7875ce4bb
QUIC: further limiting maximum QUIC packet size.
Vladimir Homutov <vl@nginx.com>
parents:
8435
diff
changeset
|
1302 static ngx_inline size_t |
|
9fe7875ce4bb
QUIC: further limiting maximum QUIC packet size.
Vladimir Homutov <vl@nginx.com>
parents:
8435
diff
changeset
|
1303 ngx_quic_max_udp_payload(ngx_connection_t *c) |
|
9fe7875ce4bb
QUIC: further limiting maximum QUIC packet size.
Vladimir Homutov <vl@nginx.com>
parents:
8435
diff
changeset
|
1304 { |
|
9fe7875ce4bb
QUIC: further limiting maximum QUIC packet size.
Vladimir Homutov <vl@nginx.com>
parents:
8435
diff
changeset
|
1305 /* TODO: path MTU discovery */ |
|
9fe7875ce4bb
QUIC: further limiting maximum QUIC packet size.
Vladimir Homutov <vl@nginx.com>
parents:
8435
diff
changeset
|
1306 |
|
9fe7875ce4bb
QUIC: further limiting maximum QUIC packet size.
Vladimir Homutov <vl@nginx.com>
parents:
8435
diff
changeset
|
1307 #if (NGX_HAVE_INET6) |
|
9fe7875ce4bb
QUIC: further limiting maximum QUIC packet size.
Vladimir Homutov <vl@nginx.com>
parents:
8435
diff
changeset
|
1308 if (c->sockaddr->sa_family == AF_INET6) { |
|
9fe7875ce4bb
QUIC: further limiting maximum QUIC packet size.
Vladimir Homutov <vl@nginx.com>
parents:
8435
diff
changeset
|
1309 return NGX_QUIC_MAX_UDP_PAYLOAD_OUT6; |
|
9fe7875ce4bb
QUIC: further limiting maximum QUIC packet size.
Vladimir Homutov <vl@nginx.com>
parents:
8435
diff
changeset
|
1310 } |
|
9fe7875ce4bb
QUIC: further limiting maximum QUIC packet size.
Vladimir Homutov <vl@nginx.com>
parents:
8435
diff
changeset
|
1311 #endif |
|
9fe7875ce4bb
QUIC: further limiting maximum QUIC packet size.
Vladimir Homutov <vl@nginx.com>
parents:
8435
diff
changeset
|
1312 |
|
9fe7875ce4bb
QUIC: further limiting maximum QUIC packet size.
Vladimir Homutov <vl@nginx.com>
parents:
8435
diff
changeset
|
1313 return NGX_QUIC_MAX_UDP_PAYLOAD_OUT; |
|
9fe7875ce4bb
QUIC: further limiting maximum QUIC packet size.
Vladimir Homutov <vl@nginx.com>
parents:
8435
diff
changeset
|
1314 } |
|
9fe7875ce4bb
QUIC: further limiting maximum QUIC packet size.
Vladimir Homutov <vl@nginx.com>
parents:
8435
diff
changeset
|
1315 |
|
9fe7875ce4bb
QUIC: further limiting maximum QUIC packet size.
Vladimir Homutov <vl@nginx.com>
parents:
8435
diff
changeset
|
1316 |
| 8225 | 1317 static void |
|
8263
1295b293d09a
Connection states code cleanup.
Vladimir Homutov <vl@nginx.com>
parents:
8260
diff
changeset
|
1318 ngx_quic_input_handler(ngx_event_t *rev) |
|
8211
6bc18966b8c1
Stream "connection" read/write methods.
Vladimir Homutov <vl@nginx.com>
parents:
8209
diff
changeset
|
1319 { |
|
8271
8e54a17dabee
Respect QUIC max_idle_timeout.
Roman Arutyunyan <arut@nginx.com>
parents:
8270
diff
changeset
|
1320 ssize_t n; |
|
8545
702f1d2581a4
QUIC: eliminated idle timeout restart for dropped packets.
Roman Arutyunyan <arut@nginx.com>
parents:
8541
diff
changeset
|
1321 ngx_int_t rc; |
|
8271
8e54a17dabee
Respect QUIC max_idle_timeout.
Roman Arutyunyan <arut@nginx.com>
parents:
8270
diff
changeset
|
1322 ngx_buf_t b; |
|
8e54a17dabee
Respect QUIC max_idle_timeout.
Roman Arutyunyan <arut@nginx.com>
parents:
8270
diff
changeset
|
1323 ngx_connection_t *c; |
|
8e54a17dabee
Respect QUIC max_idle_timeout.
Roman Arutyunyan <arut@nginx.com>
parents:
8270
diff
changeset
|
1324 ngx_quic_connection_t *qc; |
|
8415
125cbfa77013
Renamed max_packet_size to max_udp_payload_size, from draft-28.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8413
diff
changeset
|
1325 static u_char buf[NGX_QUIC_MAX_UDP_PAYLOAD_SIZE]; |
|
8211
6bc18966b8c1
Stream "connection" read/write methods.
Vladimir Homutov <vl@nginx.com>
parents:
8209
diff
changeset
|
1326 |
|
8576
eacca87c476e
QUIC: updated c->log->action strings to reflect proper state.
Vladimir Homutov <vl@nginx.com>
parents:
8575
diff
changeset
|
1327 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, rev->log, 0, "quic input handler"); |
|
eacca87c476e
QUIC: updated c->log->action strings to reflect proper state.
Vladimir Homutov <vl@nginx.com>
parents:
8575
diff
changeset
|
1328 |
| 8394 | 1329 ngx_memzero(&b, sizeof(ngx_buf_t)); |
| 8225 | 1330 b.start = buf; |
|
8265
d45325e90221
Limit output QUIC packets with client max_packet_size.
Roman Arutyunyan <arut@nginx.com>
parents:
8263
diff
changeset
|
1331 b.end = buf + sizeof(buf); |
| 8225 | 1332 b.pos = b.last = b.start; |
|
8383
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1333 b.memory = 1; |
|
8211
6bc18966b8c1
Stream "connection" read/write methods.
Vladimir Homutov <vl@nginx.com>
parents:
8209
diff
changeset
|
1334 |
| 8225 | 1335 c = rev->data; |
|
8281
618a65de08b3
When closing a QUIC connection, wait for all streams to finish.
Roman Arutyunyan <arut@nginx.com>
parents:
8280
diff
changeset
|
1336 qc = c->quic; |
|
8211
6bc18966b8c1
Stream "connection" read/write methods.
Vladimir Homutov <vl@nginx.com>
parents:
8209
diff
changeset
|
1337 |
|
8576
eacca87c476e
QUIC: updated c->log->action strings to reflect proper state.
Vladimir Homutov <vl@nginx.com>
parents:
8575
diff
changeset
|
1338 c->log->action = "handling quic input"; |
|
8212
e3c0b19a3a8a
Implemented ngx_quic_stream_send_chain() method.
Roman Arutyunyan <arut@nginx.com>
parents:
8211
diff
changeset
|
1339 |
| 8225 | 1340 if (rev->timedout) { |
| 8361 | 1341 ngx_log_error(NGX_LOG_INFO, c->log, NGX_ETIMEDOUT, |
| 1342 "quic client timed out"); | |
|
8355
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
1343 ngx_quic_close_connection(c, NGX_DONE); |
| 8225 | 1344 return; |
|
8212
e3c0b19a3a8a
Implemented ngx_quic_stream_send_chain() method.
Roman Arutyunyan <arut@nginx.com>
parents:
8211
diff
changeset
|
1345 } |
|
e3c0b19a3a8a
Implemented ngx_quic_stream_send_chain() method.
Roman Arutyunyan <arut@nginx.com>
parents:
8211
diff
changeset
|
1346 |
| 8225 | 1347 if (c->close) { |
|
8442
b9bce2c4fe33
Close QUIC connection with NO_ERROR on c->close.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8439
diff
changeset
|
1348 qc->error_reason = "graceful shutdown"; |
|
b9bce2c4fe33
Close QUIC connection with NO_ERROR on c->close.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8439
diff
changeset
|
1349 ngx_quic_close_connection(c, NGX_OK); |
| 8225 | 1350 return; |
| 1351 } | |
|
8220
7ada2feeac18
Added processing of CONNECTION CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
8218
diff
changeset
|
1352 |
| 8225 | 1353 n = c->recv(c, b.start, b.end - b.start); |
| 8215 | 1354 |
| 8225 | 1355 if (n == NGX_AGAIN) { |
|
8355
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
1356 if (qc->closing) { |
|
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
1357 ngx_quic_close_connection(c, NGX_OK); |
|
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
1358 } |
| 8225 | 1359 return; |
|
8199
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
8198
diff
changeset
|
1360 } |
|
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
8198
diff
changeset
|
1361 |
| 8225 | 1362 if (n == NGX_ERROR) { |
| 1363 c->read->eof = 1; | |
|
8355
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
1364 ngx_quic_close_connection(c, NGX_ERROR); |
| 8225 | 1365 return; |
|
8199
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
8198
diff
changeset
|
1366 } |
|
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
8198
diff
changeset
|
1367 |
| 8225 | 1368 b.last += n; |
|
8477
031918df51c0
QUIC: added anti-amplification limit.
Vladimir Homutov <vl@nginx.com>
parents:
8476
diff
changeset
|
1369 qc->received += n; |
|
8199
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
8198
diff
changeset
|
1370 |
|
8563
bed310672f39
QUIC: moved ssl configuration pointer to quic configuration.
Vladimir Homutov <vl@nginx.com>
parents:
8562
diff
changeset
|
1371 rc = ngx_quic_input(c, &b, NULL); |
|
8545
702f1d2581a4
QUIC: eliminated idle timeout restart for dropped packets.
Roman Arutyunyan <arut@nginx.com>
parents:
8541
diff
changeset
|
1372 |
|
702f1d2581a4
QUIC: eliminated idle timeout restart for dropped packets.
Roman Arutyunyan <arut@nginx.com>
parents:
8541
diff
changeset
|
1373 if (rc == NGX_ERROR) { |
|
8355
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
1374 ngx_quic_close_connection(c, NGX_ERROR); |
| 8225 | 1375 return; |
| 1376 } | |
|
8271
8e54a17dabee
Respect QUIC max_idle_timeout.
Roman Arutyunyan <arut@nginx.com>
parents:
8270
diff
changeset
|
1377 |
|
8545
702f1d2581a4
QUIC: eliminated idle timeout restart for dropped packets.
Roman Arutyunyan <arut@nginx.com>
parents:
8541
diff
changeset
|
1378 if (rc == NGX_DECLINED) { |
|
702f1d2581a4
QUIC: eliminated idle timeout restart for dropped packets.
Roman Arutyunyan <arut@nginx.com>
parents:
8541
diff
changeset
|
1379 return; |
|
702f1d2581a4
QUIC: eliminated idle timeout restart for dropped packets.
Roman Arutyunyan <arut@nginx.com>
parents:
8541
diff
changeset
|
1380 } |
|
702f1d2581a4
QUIC: eliminated idle timeout restart for dropped packets.
Roman Arutyunyan <arut@nginx.com>
parents:
8541
diff
changeset
|
1381 |
|
702f1d2581a4
QUIC: eliminated idle timeout restart for dropped packets.
Roman Arutyunyan <arut@nginx.com>
parents:
8541
diff
changeset
|
1382 /* rc == NGX_OK */ |
|
702f1d2581a4
QUIC: eliminated idle timeout restart for dropped packets.
Roman Arutyunyan <arut@nginx.com>
parents:
8541
diff
changeset
|
1383 |
|
8271
8e54a17dabee
Respect QUIC max_idle_timeout.
Roman Arutyunyan <arut@nginx.com>
parents:
8270
diff
changeset
|
1384 qc->send_timer_set = 0; |
|
8e54a17dabee
Respect QUIC max_idle_timeout.
Roman Arutyunyan <arut@nginx.com>
parents:
8270
diff
changeset
|
1385 ngx_add_timer(rev, qc->tp.max_idle_timeout); |
|
8199
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
8198
diff
changeset
|
1386 } |
|
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
8198
diff
changeset
|
1387 |
|
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
8198
diff
changeset
|
1388 |
|
8208
4ae9ac69ab93
HTTP/QUIC interface reworked.
Vladimir Homutov <vl@nginx.com>
parents:
8207
diff
changeset
|
1389 static void |
|
8355
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
1390 ngx_quic_close_connection(ngx_connection_t *c, ngx_int_t rc) |
|
8208
4ae9ac69ab93
HTTP/QUIC interface reworked.
Vladimir Homutov <vl@nginx.com>
parents:
8207
diff
changeset
|
1391 { |
|
8354
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
1392 ngx_pool_t *pool; |
|
8281
618a65de08b3
When closing a QUIC connection, wait for all streams to finish.
Roman Arutyunyan <arut@nginx.com>
parents:
8280
diff
changeset
|
1393 |
|
8355
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
1394 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0, |
| 8359 | 1395 "quic ngx_quic_close_connection, rc: %i", rc); |
|
8355
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
1396 |
|
8561
b4ef79ef1c23
QUIC: refined the "c->quic->initialized" flag usage.
Vladimir Homutov <vl@nginx.com>
parents:
8560
diff
changeset
|
1397 if (!c->quic) { |
|
8355
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
1398 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, c->log, 0, |
| 8359 | 1399 "quic close connection early error"); |
|
8355
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
1400 |
|
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
1401 } else if (ngx_quic_close_quic(c, rc) == NGX_AGAIN) { |
|
8354
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
1402 return; |
|
8281
618a65de08b3
When closing a QUIC connection, wait for all streams to finish.
Roman Arutyunyan <arut@nginx.com>
parents:
8280
diff
changeset
|
1403 } |
|
8208
4ae9ac69ab93
HTTP/QUIC interface reworked.
Vladimir Homutov <vl@nginx.com>
parents:
8207
diff
changeset
|
1404 |
| 8225 | 1405 if (c->ssl) { |
| 1406 (void) ngx_ssl_shutdown(c); | |
|
8208
4ae9ac69ab93
HTTP/QUIC interface reworked.
Vladimir Homutov <vl@nginx.com>
parents:
8207
diff
changeset
|
1407 } |
|
4ae9ac69ab93
HTTP/QUIC interface reworked.
Vladimir Homutov <vl@nginx.com>
parents:
8207
diff
changeset
|
1408 |
|
8354
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
1409 if (c->read->timer_set) { |
|
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
1410 ngx_del_timer(c->read); |
|
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
1411 } |
|
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
1412 |
| 8225 | 1413 #if (NGX_STAT_STUB) |
| 1414 (void) ngx_atomic_fetch_add(ngx_stat_active, -1); | |
| 1415 #endif | |
|
8208
4ae9ac69ab93
HTTP/QUIC interface reworked.
Vladimir Homutov <vl@nginx.com>
parents:
8207
diff
changeset
|
1416 |
| 8225 | 1417 c->destroyed = 1; |
|
8208
4ae9ac69ab93
HTTP/QUIC interface reworked.
Vladimir Homutov <vl@nginx.com>
parents:
8207
diff
changeset
|
1418 |
| 8225 | 1419 pool = c->pool; |
|
8208
4ae9ac69ab93
HTTP/QUIC interface reworked.
Vladimir Homutov <vl@nginx.com>
parents:
8207
diff
changeset
|
1420 |
| 8225 | 1421 ngx_close_connection(c); |
|
8208
4ae9ac69ab93
HTTP/QUIC interface reworked.
Vladimir Homutov <vl@nginx.com>
parents:
8207
diff
changeset
|
1422 |
| 8225 | 1423 ngx_destroy_pool(pool); |
|
8208
4ae9ac69ab93
HTTP/QUIC interface reworked.
Vladimir Homutov <vl@nginx.com>
parents:
8207
diff
changeset
|
1424 } |
|
4ae9ac69ab93
HTTP/QUIC interface reworked.
Vladimir Homutov <vl@nginx.com>
parents:
8207
diff
changeset
|
1425 |
|
4ae9ac69ab93
HTTP/QUIC interface reworked.
Vladimir Homutov <vl@nginx.com>
parents:
8207
diff
changeset
|
1426 |
|
8193
4355efde26d8
Added functions to decrypt long packets.
Vladimir Homutov <vl@nginx.com>
parents:
8192
diff
changeset
|
1427 static ngx_int_t |
|
8355
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
1428 ngx_quic_close_quic(ngx_connection_t *c, ngx_int_t rc) |
|
8354
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
1429 { |
|
8458
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
8450
diff
changeset
|
1430 ngx_uint_t i; |
|
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
8450
diff
changeset
|
1431 ngx_quic_send_ctx_t *ctx; |
|
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
8450
diff
changeset
|
1432 ngx_quic_connection_t *qc; |
|
8354
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
1433 |
|
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
1434 qc = c->quic; |
|
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
1435 |
|
8355
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
1436 if (!qc->closing) { |
|
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
1437 |
|
8398
8bec0ac23cf9
Fixed retransmission of frames after closing connection.
Vladimir Homutov <vl@nginx.com>
parents:
8397
diff
changeset
|
1438 /* drop packets from retransmit queues, no ack is expected */ |
|
8bec0ac23cf9
Fixed retransmission of frames after closing connection.
Vladimir Homutov <vl@nginx.com>
parents:
8397
diff
changeset
|
1439 for (i = 0; i < NGX_QUIC_SEND_CTX_LAST; i++) { |
|
8bec0ac23cf9
Fixed retransmission of frames after closing connection.
Vladimir Homutov <vl@nginx.com>
parents:
8397
diff
changeset
|
1440 ctx = ngx_quic_get_send_ctx(qc, i); |
|
8bec0ac23cf9
Fixed retransmission of frames after closing connection.
Vladimir Homutov <vl@nginx.com>
parents:
8397
diff
changeset
|
1441 ngx_quic_free_frames(c, &ctx->sent); |
|
8bec0ac23cf9
Fixed retransmission of frames after closing connection.
Vladimir Homutov <vl@nginx.com>
parents:
8397
diff
changeset
|
1442 } |
|
8bec0ac23cf9
Fixed retransmission of frames after closing connection.
Vladimir Homutov <vl@nginx.com>
parents:
8397
diff
changeset
|
1443 |
|
8400
d96ddef458cd
Added sending of extra CONNECTION_CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
8399
diff
changeset
|
1444 if (rc == NGX_DONE) { |
|
8355
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
1445 |
|
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
1446 /* |
|
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
1447 * 10.2. Idle Timeout |
|
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
1448 * |
|
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
1449 * If the idle timeout is enabled by either peer, a connection is |
|
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
1450 * silently closed and its state is discarded when it remains idle |
|
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
1451 */ |
|
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
1452 |
|
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
1453 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0, |
|
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
1454 "quic closing %s connection", |
|
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
1455 qc->draining ? "drained" : "idle"); |
|
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
1456 |
|
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
1457 } else { |
|
8400
d96ddef458cd
Added sending of extra CONNECTION_CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
8399
diff
changeset
|
1458 |
|
d96ddef458cd
Added sending of extra CONNECTION_CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
8399
diff
changeset
|
1459 /* |
|
d96ddef458cd
Added sending of extra CONNECTION_CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
8399
diff
changeset
|
1460 * 10.3. Immediate Close |
|
d96ddef458cd
Added sending of extra CONNECTION_CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
8399
diff
changeset
|
1461 * |
|
d96ddef458cd
Added sending of extra CONNECTION_CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
8399
diff
changeset
|
1462 * An endpoint sends a CONNECTION_CLOSE frame (Section 19.19) |
|
d96ddef458cd
Added sending of extra CONNECTION_CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
8399
diff
changeset
|
1463 * to terminate the connection immediately. |
|
d96ddef458cd
Added sending of extra CONNECTION_CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
8399
diff
changeset
|
1464 */ |
|
d96ddef458cd
Added sending of extra CONNECTION_CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
8399
diff
changeset
|
1465 |
|
8475
b276833111cf
QUIC: implemented probe timeout (PTO) calculation.
Vladimir Homutov <vl@nginx.com>
parents:
8474
diff
changeset
|
1466 qc->error_level = c->ssl ? SSL_quic_read_level(c->ssl->connection) |
|
b276833111cf
QUIC: implemented probe timeout (PTO) calculation.
Vladimir Homutov <vl@nginx.com>
parents:
8474
diff
changeset
|
1467 : ssl_encryption_initial; |
|
b276833111cf
QUIC: implemented probe timeout (PTO) calculation.
Vladimir Homutov <vl@nginx.com>
parents:
8474
diff
changeset
|
1468 |
|
8400
d96ddef458cd
Added sending of extra CONNECTION_CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
8399
diff
changeset
|
1469 if (rc == NGX_OK) { |
|
d96ddef458cd
Added sending of extra CONNECTION_CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
8399
diff
changeset
|
1470 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0, |
|
d96ddef458cd
Added sending of extra CONNECTION_CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
8399
diff
changeset
|
1471 "quic immediate close, drain = %d", |
|
d96ddef458cd
Added sending of extra CONNECTION_CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
8399
diff
changeset
|
1472 qc->draining); |
|
d96ddef458cd
Added sending of extra CONNECTION_CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
8399
diff
changeset
|
1473 |
|
d96ddef458cd
Added sending of extra CONNECTION_CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
8399
diff
changeset
|
1474 qc->close.log = c->log; |
|
d96ddef458cd
Added sending of extra CONNECTION_CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
8399
diff
changeset
|
1475 qc->close.data = c; |
|
d96ddef458cd
Added sending of extra CONNECTION_CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
8399
diff
changeset
|
1476 qc->close.handler = ngx_quic_close_timer_handler; |
|
d96ddef458cd
Added sending of extra CONNECTION_CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
8399
diff
changeset
|
1477 qc->close.cancelable = 1; |
|
d96ddef458cd
Added sending of extra CONNECTION_CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
8399
diff
changeset
|
1478 |
|
8475
b276833111cf
QUIC: implemented probe timeout (PTO) calculation.
Vladimir Homutov <vl@nginx.com>
parents:
8474
diff
changeset
|
1479 ctx = ngx_quic_get_send_ctx(qc, qc->error_level); |
|
b276833111cf
QUIC: implemented probe timeout (PTO) calculation.
Vladimir Homutov <vl@nginx.com>
parents:
8474
diff
changeset
|
1480 |
|
b276833111cf
QUIC: implemented probe timeout (PTO) calculation.
Vladimir Homutov <vl@nginx.com>
parents:
8474
diff
changeset
|
1481 ngx_add_timer(&qc->close, 3 * ngx_quic_pto(c, ctx)); |
|
8400
d96ddef458cd
Added sending of extra CONNECTION_CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
8399
diff
changeset
|
1482 |
|
8458
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
8450
diff
changeset
|
1483 qc->error = NGX_QUIC_ERR_NO_ERROR; |
|
8400
d96ddef458cd
Added sending of extra CONNECTION_CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
8399
diff
changeset
|
1484 |
|
d96ddef458cd
Added sending of extra CONNECTION_CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
8399
diff
changeset
|
1485 } else { |
|
8458
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
8450
diff
changeset
|
1486 if (qc->error == 0 && !qc->error_app) { |
|
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
8450
diff
changeset
|
1487 qc->error = NGX_QUIC_ERR_INTERNAL_ERROR; |
|
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
8450
diff
changeset
|
1488 } |
|
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
8450
diff
changeset
|
1489 |
|
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
8450
diff
changeset
|
1490 ngx_log_debug3(NGX_LOG_DEBUG_EVENT, c->log, 0, |
|
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
8450
diff
changeset
|
1491 "quic immediate close due to %serror: %ui %s", |
|
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
8450
diff
changeset
|
1492 qc->error_app ? "app " : "", qc->error, |
|
8400
d96ddef458cd
Added sending of extra CONNECTION_CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
8399
diff
changeset
|
1493 qc->error_reason ? qc->error_reason : ""); |
|
d96ddef458cd
Added sending of extra CONNECTION_CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
8399
diff
changeset
|
1494 } |
|
d96ddef458cd
Added sending of extra CONNECTION_CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
8399
diff
changeset
|
1495 |
|
8458
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
8450
diff
changeset
|
1496 (void) ngx_quic_send_cc(c); |
|
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
8450
diff
changeset
|
1497 |
|
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
8450
diff
changeset
|
1498 if (qc->error_level == ssl_encryption_handshake) { |
|
8400
d96ddef458cd
Added sending of extra CONNECTION_CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
8399
diff
changeset
|
1499 /* for clients that might not have handshake keys */ |
|
8458
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
8450
diff
changeset
|
1500 qc->error_level = ssl_encryption_initial; |
|
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
8450
diff
changeset
|
1501 (void) ngx_quic_send_cc(c); |
|
8400
d96ddef458cd
Added sending of extra CONNECTION_CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
8399
diff
changeset
|
1502 } |
|
8355
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
1503 } |
|
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
1504 |
|
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
1505 qc->closing = 1; |
|
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
1506 } |
|
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
1507 |
|
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
1508 if (rc == NGX_ERROR && qc->close.timer_set) { |
|
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
1509 /* do not wait for timer in case of fatal error */ |
|
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
1510 ngx_del_timer(&qc->close); |
|
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
1511 } |
|
8354
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
1512 |
|
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
1513 if (ngx_quic_close_streams(c, qc) == NGX_AGAIN) { |
|
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
1514 return NGX_AGAIN; |
|
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
1515 } |
|
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
1516 |
|
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
1517 if (qc->push.timer_set) { |
|
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
1518 ngx_del_timer(&qc->push); |
|
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
1519 } |
|
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
1520 |
| 8472 | 1521 if (qc->pto.timer_set) { |
| 1522 ngx_del_timer(&qc->pto); | |
|
8354
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
1523 } |
|
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
1524 |
|
8434
ea4899591798
QUIC: Fixed connection cleanup.
Vladimir Homutov <vl@nginx.com>
parents:
8433
diff
changeset
|
1525 if (qc->push.posted) { |
|
ea4899591798
QUIC: Fixed connection cleanup.
Vladimir Homutov <vl@nginx.com>
parents:
8433
diff
changeset
|
1526 ngx_delete_posted_event(&qc->push); |
|
ea4899591798
QUIC: Fixed connection cleanup.
Vladimir Homutov <vl@nginx.com>
parents:
8433
diff
changeset
|
1527 } |
|
ea4899591798
QUIC: Fixed connection cleanup.
Vladimir Homutov <vl@nginx.com>
parents:
8433
diff
changeset
|
1528 |
|
8553
dbcb9d0a3df1
QUIC: prevented posted push event while in the draining state.
Vladimir Homutov <vl@nginx.com>
parents:
8546
diff
changeset
|
1529 for (i = 0; i < NGX_QUIC_ENCRYPTION_LAST; i++) { |
|
dbcb9d0a3df1
QUIC: prevented posted push event while in the draining state.
Vladimir Homutov <vl@nginx.com>
parents:
8546
diff
changeset
|
1530 ngx_quic_free_frames(c, &qc->crypto[i].frames); |
|
dbcb9d0a3df1
QUIC: prevented posted push event while in the draining state.
Vladimir Homutov <vl@nginx.com>
parents:
8546
diff
changeset
|
1531 } |
|
dbcb9d0a3df1
QUIC: prevented posted push event while in the draining state.
Vladimir Homutov <vl@nginx.com>
parents:
8546
diff
changeset
|
1532 |
|
dbcb9d0a3df1
QUIC: prevented posted push event while in the draining state.
Vladimir Homutov <vl@nginx.com>
parents:
8546
diff
changeset
|
1533 for (i = 0; i < NGX_QUIC_SEND_CTX_LAST; i++) { |
|
dbcb9d0a3df1
QUIC: prevented posted push event while in the draining state.
Vladimir Homutov <vl@nginx.com>
parents:
8546
diff
changeset
|
1534 ngx_quic_free_frames(c, &qc->send_ctx[i].frames); |
|
dbcb9d0a3df1
QUIC: prevented posted push event while in the draining state.
Vladimir Homutov <vl@nginx.com>
parents:
8546
diff
changeset
|
1535 ngx_quic_free_frames(c, &qc->send_ctx[i].sent); |
|
dbcb9d0a3df1
QUIC: prevented posted push event while in the draining state.
Vladimir Homutov <vl@nginx.com>
parents:
8546
diff
changeset
|
1536 } |
|
dbcb9d0a3df1
QUIC: prevented posted push event while in the draining state.
Vladimir Homutov <vl@nginx.com>
parents:
8546
diff
changeset
|
1537 |
|
dbcb9d0a3df1
QUIC: prevented posted push event while in the draining state.
Vladimir Homutov <vl@nginx.com>
parents:
8546
diff
changeset
|
1538 if (qc->close.timer_set) { |
|
dbcb9d0a3df1
QUIC: prevented posted push event while in the draining state.
Vladimir Homutov <vl@nginx.com>
parents:
8546
diff
changeset
|
1539 return NGX_AGAIN; |
|
dbcb9d0a3df1
QUIC: prevented posted push event while in the draining state.
Vladimir Homutov <vl@nginx.com>
parents:
8546
diff
changeset
|
1540 } |
|
dbcb9d0a3df1
QUIC: prevented posted push event while in the draining state.
Vladimir Homutov <vl@nginx.com>
parents:
8546
diff
changeset
|
1541 |
|
8355
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
1542 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, c->log, 0, |
|
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
1543 "quic part of connection is terminated"); |
|
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
1544 |
|
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
1545 /* may be tested from SSL callback during SSL shutdown */ |
|
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
1546 c->quic = NULL; |
|
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
1547 |
|
8354
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
1548 return NGX_OK; |
|
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
1549 } |
|
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
1550 |
|
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
1551 |
|
8458
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
8450
diff
changeset
|
1552 void |
|
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
8450
diff
changeset
|
1553 ngx_quic_finalize_connection(ngx_connection_t *c, ngx_uint_t err, |
|
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
8450
diff
changeset
|
1554 const char *reason) |
|
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
8450
diff
changeset
|
1555 { |
|
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
8450
diff
changeset
|
1556 ngx_quic_connection_t *qc; |
|
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
8450
diff
changeset
|
1557 |
|
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
8450
diff
changeset
|
1558 qc = c->quic; |
|
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
8450
diff
changeset
|
1559 qc->error = err; |
|
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
8450
diff
changeset
|
1560 qc->error_reason = reason; |
|
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
8450
diff
changeset
|
1561 qc->error_app = 1; |
|
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
8450
diff
changeset
|
1562 qc->error_ftype = 0; |
|
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
8450
diff
changeset
|
1563 |
|
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
8450
diff
changeset
|
1564 ngx_quic_close_connection(c, NGX_ERROR); |
|
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
8450
diff
changeset
|
1565 } |
|
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
8450
diff
changeset
|
1566 |
|
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
8450
diff
changeset
|
1567 |
|
8355
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
1568 static void |
|
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
1569 ngx_quic_close_timer_handler(ngx_event_t *ev) |
|
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
1570 { |
|
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
1571 ngx_connection_t *c; |
|
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
1572 |
| 8359 | 1573 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, ev->log, 0, "quic close timer"); |
|
8355
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
1574 |
|
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
1575 c = ev->data; |
|
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
1576 ngx_quic_close_connection(c, NGX_DONE); |
|
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
1577 } |
|
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
1578 |
|
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
1579 |
|
8354
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
1580 static ngx_int_t |
|
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
1581 ngx_quic_close_streams(ngx_connection_t *c, ngx_quic_connection_t *qc) |
|
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
1582 { |
|
8503
b66a2a041d7e
QUIC: fixed ngx_http_test_reading() for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8502
diff
changeset
|
1583 ngx_event_t *rev, *wev; |
|
8354
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
1584 ngx_rbtree_t *tree; |
|
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
1585 ngx_rbtree_node_t *node; |
|
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
1586 ngx_quic_stream_t *qs; |
|
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
1587 |
|
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
1588 #if (NGX_DEBUG) |
|
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
1589 ngx_uint_t ns; |
|
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
1590 #endif |
|
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
1591 |
|
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
1592 tree = &qc->streams.tree; |
|
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
1593 |
|
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
1594 if (tree->root == tree->sentinel) { |
|
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
1595 return NGX_OK; |
|
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
1596 } |
|
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
1597 |
|
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
1598 #if (NGX_DEBUG) |
|
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
1599 ns = 0; |
|
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
1600 #endif |
|
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
1601 |
|
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
1602 for (node = ngx_rbtree_min(tree->root, tree->sentinel); |
|
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
1603 node; |
|
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
1604 node = ngx_rbtree_next(tree, node)) |
|
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
1605 { |
|
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
1606 qs = (ngx_quic_stream_t *) node; |
|
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
1607 |
|
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
1608 rev = qs->c->read; |
|
8503
b66a2a041d7e
QUIC: fixed ngx_http_test_reading() for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8502
diff
changeset
|
1609 rev->error = 1; |
|
8354
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
1610 rev->ready = 1; |
|
8503
b66a2a041d7e
QUIC: fixed ngx_http_test_reading() for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8502
diff
changeset
|
1611 |
|
b66a2a041d7e
QUIC: fixed ngx_http_test_reading() for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8502
diff
changeset
|
1612 wev = qs->c->write; |
|
b66a2a041d7e
QUIC: fixed ngx_http_test_reading() for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8502
diff
changeset
|
1613 wev->error = 1; |
|
b66a2a041d7e
QUIC: fixed ngx_http_test_reading() for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8502
diff
changeset
|
1614 wev->ready = 1; |
|
8354
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
1615 |
|
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
1616 ngx_post_event(rev, &ngx_posted_events); |
|
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
1617 |
|
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
1618 if (rev->timer_set) { |
|
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
1619 ngx_del_timer(rev); |
|
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
1620 } |
|
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
1621 |
|
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
1622 #if (NGX_DEBUG) |
|
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
1623 ns++; |
|
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
1624 #endif |
|
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
1625 } |
|
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
1626 |
|
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
1627 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0, |
|
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
1628 "quic connection has %ui active streams", ns); |
|
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
1629 |
|
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
1630 return NGX_AGAIN; |
|
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
1631 } |
|
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
1632 |
|
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
1633 |
|
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
1634 static ngx_int_t |
|
8563
bed310672f39
QUIC: moved ssl configuration pointer to quic configuration.
Vladimir Homutov <vl@nginx.com>
parents:
8562
diff
changeset
|
1635 ngx_quic_input(ngx_connection_t *c, ngx_buf_t *b, ngx_quic_conf_t *conf) |
|
8193
4355efde26d8
Added functions to decrypt long packets.
Vladimir Homutov <vl@nginx.com>
parents:
8192
diff
changeset
|
1636 { |
| 8225 | 1637 u_char *p; |
| 1638 ngx_int_t rc; | |
|
8545
702f1d2581a4
QUIC: eliminated idle timeout restart for dropped packets.
Roman Arutyunyan <arut@nginx.com>
parents:
8541
diff
changeset
|
1639 ngx_uint_t good; |
| 8225 | 1640 ngx_quic_header_t pkt; |
|
8193
4355efde26d8
Added functions to decrypt long packets.
Vladimir Homutov <vl@nginx.com>
parents:
8192
diff
changeset
|
1641 |
|
8545
702f1d2581a4
QUIC: eliminated idle timeout restart for dropped packets.
Roman Arutyunyan <arut@nginx.com>
parents:
8541
diff
changeset
|
1642 good = 0; |
|
702f1d2581a4
QUIC: eliminated idle timeout restart for dropped packets.
Roman Arutyunyan <arut@nginx.com>
parents:
8541
diff
changeset
|
1643 |
|
8304
90f94413177e
TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8303
diff
changeset
|
1644 p = b->pos; |
|
8208
4ae9ac69ab93
HTTP/QUIC interface reworked.
Vladimir Homutov <vl@nginx.com>
parents:
8207
diff
changeset
|
1645 |
|
8304
90f94413177e
TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8303
diff
changeset
|
1646 while (p < b->last) { |
|
8263
1295b293d09a
Connection states code cleanup.
Vladimir Homutov <vl@nginx.com>
parents:
8260
diff
changeset
|
1647 |
| 8225 | 1648 ngx_memzero(&pkt, sizeof(ngx_quic_header_t)); |
| 1649 pkt.raw = b; | |
| 1650 pkt.data = p; | |
| 1651 pkt.len = b->last - p; | |
| 1652 pkt.log = c->log; | |
|
8251
c217a907ce42
Added checks for permitted frame types.
Vladimir Homutov <vl@nginx.com>
parents:
8247
diff
changeset
|
1653 pkt.flags = p[0]; |
|
8559
a89a58c642ef
QUIC: simplified packet header parsing.
Vladimir Homutov <vl@nginx.com>
parents:
8558
diff
changeset
|
1654 pkt.raw->pos++; |
|
8193
4355efde26d8
Added functions to decrypt long packets.
Vladimir Homutov <vl@nginx.com>
parents:
8192
diff
changeset
|
1655 |
|
8583
d564e8850975
QUIC: reset error and error_reason prior to processing packet.
Vladimir Homutov <vl@nginx.com>
parents:
8581
diff
changeset
|
1656 if (c->quic) { |
|
d564e8850975
QUIC: reset error and error_reason prior to processing packet.
Vladimir Homutov <vl@nginx.com>
parents:
8581
diff
changeset
|
1657 c->quic->error = 0; |
|
d564e8850975
QUIC: reset error and error_reason prior to processing packet.
Vladimir Homutov <vl@nginx.com>
parents:
8581
diff
changeset
|
1658 c->quic->error_reason = 0; |
|
d564e8850975
QUIC: reset error and error_reason prior to processing packet.
Vladimir Homutov <vl@nginx.com>
parents:
8581
diff
changeset
|
1659 } |
|
d564e8850975
QUIC: reset error and error_reason prior to processing packet.
Vladimir Homutov <vl@nginx.com>
parents:
8581
diff
changeset
|
1660 |
|
8563
bed310672f39
QUIC: moved ssl configuration pointer to quic configuration.
Vladimir Homutov <vl@nginx.com>
parents:
8562
diff
changeset
|
1661 rc = ngx_quic_process_packet(c, conf, &pkt); |
|
8193
4355efde26d8
Added functions to decrypt long packets.
Vladimir Homutov <vl@nginx.com>
parents:
8192
diff
changeset
|
1662 |
|
8580
07971f870879
QUIC: added debug message with final packet processing status.
Vladimir Homutov <vl@nginx.com>
parents:
8579
diff
changeset
|
1663 #if (NGX_DEBUG) |
|
07971f870879
QUIC: added debug message with final packet processing status.
Vladimir Homutov <vl@nginx.com>
parents:
8579
diff
changeset
|
1664 if (pkt.parsed) { |
|
07971f870879
QUIC: added debug message with final packet processing status.
Vladimir Homutov <vl@nginx.com>
parents:
8579
diff
changeset
|
1665 ngx_quic_connection_t *qc; |
|
07971f870879
QUIC: added debug message with final packet processing status.
Vladimir Homutov <vl@nginx.com>
parents:
8579
diff
changeset
|
1666 |
|
07971f870879
QUIC: added debug message with final packet processing status.
Vladimir Homutov <vl@nginx.com>
parents:
8579
diff
changeset
|
1667 qc = c->quic; |
|
07971f870879
QUIC: added debug message with final packet processing status.
Vladimir Homutov <vl@nginx.com>
parents:
8579
diff
changeset
|
1668 |
|
07971f870879
QUIC: added debug message with final packet processing status.
Vladimir Homutov <vl@nginx.com>
parents:
8579
diff
changeset
|
1669 ngx_log_debug8(NGX_LOG_DEBUG_EVENT, c->log, 0, |
|
07971f870879
QUIC: added debug message with final packet processing status.
Vladimir Homutov <vl@nginx.com>
parents:
8579
diff
changeset
|
1670 "quic pkt done %s decr:%d pn:%L pe:%ui rc:%i" |
|
8581
ec04dbb77fb7
QUIC: fixed format specifier in debug message.
Vladimir Homutov <vl@nginx.com>
parents:
8580
diff
changeset
|
1671 " closing:%d err:%ui %s", |
|
8580
07971f870879
QUIC: added debug message with final packet processing status.
Vladimir Homutov <vl@nginx.com>
parents:
8579
diff
changeset
|
1672 ngx_quic_level_name(pkt.level), pkt.decrypted, |
|
07971f870879
QUIC: added debug message with final packet processing status.
Vladimir Homutov <vl@nginx.com>
parents:
8579
diff
changeset
|
1673 pkt.pn, pkt.error, rc, (qc && qc->closing) ? 1 : 0, |
|
07971f870879
QUIC: added debug message with final packet processing status.
Vladimir Homutov <vl@nginx.com>
parents:
8579
diff
changeset
|
1674 qc ? qc->error : 0, |
|
07971f870879
QUIC: added debug message with final packet processing status.
Vladimir Homutov <vl@nginx.com>
parents:
8579
diff
changeset
|
1675 (qc && qc->error_reason) ? qc->error_reason : ""); |
|
07971f870879
QUIC: added debug message with final packet processing status.
Vladimir Homutov <vl@nginx.com>
parents:
8579
diff
changeset
|
1676 } else { |
|
07971f870879
QUIC: added debug message with final packet processing status.
Vladimir Homutov <vl@nginx.com>
parents:
8579
diff
changeset
|
1677 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0, |
|
07971f870879
QUIC: added debug message with final packet processing status.
Vladimir Homutov <vl@nginx.com>
parents:
8579
diff
changeset
|
1678 "quic pkt done parse failed rc:%i", rc); |
|
07971f870879
QUIC: added debug message with final packet processing status.
Vladimir Homutov <vl@nginx.com>
parents:
8579
diff
changeset
|
1679 } |
|
07971f870879
QUIC: added debug message with final packet processing status.
Vladimir Homutov <vl@nginx.com>
parents:
8579
diff
changeset
|
1680 #endif |
|
07971f870879
QUIC: added debug message with final packet processing status.
Vladimir Homutov <vl@nginx.com>
parents:
8579
diff
changeset
|
1681 |
|
8333
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
1682 if (rc == NGX_ERROR) { |
|
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
1683 return NGX_ERROR; |
| 8225 | 1684 } |
|
8206
8d6ac639feac
Added support of multiple QUIC packets in single datagram.
Vladimir Homutov <vl@nginx.com>
parents:
8205
diff
changeset
|
1685 |
|
8545
702f1d2581a4
QUIC: eliminated idle timeout restart for dropped packets.
Roman Arutyunyan <arut@nginx.com>
parents:
8541
diff
changeset
|
1686 if (rc == NGX_OK) { |
|
702f1d2581a4
QUIC: eliminated idle timeout restart for dropped packets.
Roman Arutyunyan <arut@nginx.com>
parents:
8541
diff
changeset
|
1687 good = 1; |
|
702f1d2581a4
QUIC: eliminated idle timeout restart for dropped packets.
Roman Arutyunyan <arut@nginx.com>
parents:
8541
diff
changeset
|
1688 } |
|
702f1d2581a4
QUIC: eliminated idle timeout restart for dropped packets.
Roman Arutyunyan <arut@nginx.com>
parents:
8541
diff
changeset
|
1689 |
|
8333
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
1690 /* NGX_OK || NGX_DECLINED */ |
|
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
1691 |
|
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
1692 /* |
|
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
1693 * we get NGX_DECLINED when there are no keys [yet] available |
|
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
1694 * to decrypt packet. |
|
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
1695 * Instead of queueing it, we ignore it and rely on the sender's |
|
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
1696 * retransmission: |
|
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
1697 * |
|
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
1698 * 12.2. Coalescing Packets: |
|
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
1699 * |
|
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
1700 * For example, if decryption fails (because the keys are |
|
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
1701 * not available or any other reason), the receiver MAY either |
|
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
1702 * discard or buffer the packet for later processing and MUST |
|
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
1703 * attempt to process the remaining packets. |
|
8535
eb5aa85294e9
QUIC: discard unrecognized long packes.
Vladimir Homutov <vl@nginx.com>
parents:
8533
diff
changeset
|
1704 * |
|
eb5aa85294e9
QUIC: discard unrecognized long packes.
Vladimir Homutov <vl@nginx.com>
parents:
8533
diff
changeset
|
1705 * We also skip packets that don't match connection state |
|
eb5aa85294e9
QUIC: discard unrecognized long packes.
Vladimir Homutov <vl@nginx.com>
parents:
8533
diff
changeset
|
1706 * or cannot be parsed properly. |
|
8333
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
1707 */ |
|
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
1708 |
| 8225 | 1709 /* b->pos is at header end, adjust by actual packet length */ |
|
8558
0f37b4ef3cd9
QUIC: keep the entire packet size in pkt->len.
Roman Arutyunyan <arut@nginx.com>
parents:
8557
diff
changeset
|
1710 b->pos = pkt.data + pkt.len; |
|
8560
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8559
diff
changeset
|
1711 |
|
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8559
diff
changeset
|
1712 /* firefox workaround: skip zero padding at the end of quic packet */ |
|
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8559
diff
changeset
|
1713 while (b->pos < b->last && *(b->pos) == 0) { |
|
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8559
diff
changeset
|
1714 b->pos++; |
|
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8559
diff
changeset
|
1715 } |
|
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8559
diff
changeset
|
1716 |
|
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8559
diff
changeset
|
1717 p = b->pos; |
|
8304
90f94413177e
TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8303
diff
changeset
|
1718 } |
|
8182
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
1719 |
|
8545
702f1d2581a4
QUIC: eliminated idle timeout restart for dropped packets.
Roman Arutyunyan <arut@nginx.com>
parents:
8541
diff
changeset
|
1720 return good ? NGX_OK : NGX_DECLINED; |
|
8182
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
1721 } |
|
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
1722 |
|
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
1723 |
|
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
1724 static ngx_int_t |
|
8563
bed310672f39
QUIC: moved ssl configuration pointer to quic configuration.
Vladimir Homutov <vl@nginx.com>
parents:
8562
diff
changeset
|
1725 ngx_quic_process_packet(ngx_connection_t *c, ngx_quic_conf_t *conf, |
|
bed310672f39
QUIC: moved ssl configuration pointer to quic configuration.
Vladimir Homutov <vl@nginx.com>
parents:
8562
diff
changeset
|
1726 ngx_quic_header_t *pkt) |
|
8383
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1727 { |
|
8536
c6b963de0c00
QUIC: pass return code from ngx_quic_decrypt() to the caller.
Vladimir Homutov <vl@nginx.com>
parents:
8535
diff
changeset
|
1728 ngx_int_t rc; |
|
8560
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8559
diff
changeset
|
1729 ngx_ssl_conn_t *ssl_conn; |
|
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8559
diff
changeset
|
1730 ngx_quic_secrets_t *keys, *next, tmp; |
|
8383
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1731 ngx_quic_send_ctx_t *ctx; |
|
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1732 ngx_quic_connection_t *qc; |
|
8560
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8559
diff
changeset
|
1733 |
|
8415
125cbfa77013
Renamed max_packet_size to max_udp_payload_size, from draft-28.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8413
diff
changeset
|
1734 static u_char buf[NGX_QUIC_MAX_UDP_PAYLOAD_SIZE]; |
|
8383
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1735 |
|
8576
eacca87c476e
QUIC: updated c->log->action strings to reflect proper state.
Vladimir Homutov <vl@nginx.com>
parents:
8575
diff
changeset
|
1736 c->log->action = "parsing quic packet"; |
|
eacca87c476e
QUIC: updated c->log->action strings to reflect proper state.
Vladimir Homutov <vl@nginx.com>
parents:
8575
diff
changeset
|
1737 |
|
8560
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8559
diff
changeset
|
1738 rc = ngx_quic_parse_packet(pkt); |
|
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8559
diff
changeset
|
1739 |
|
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8559
diff
changeset
|
1740 if (rc == NGX_DECLINED || rc == NGX_ERROR) { |
|
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8559
diff
changeset
|
1741 return rc; |
|
8383
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1742 } |
|
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1743 |
|
8580
07971f870879
QUIC: added debug message with final packet processing status.
Vladimir Homutov <vl@nginx.com>
parents:
8579
diff
changeset
|
1744 pkt->parsed = 1; |
|
07971f870879
QUIC: added debug message with final packet processing status.
Vladimir Homutov <vl@nginx.com>
parents:
8579
diff
changeset
|
1745 |
|
8576
eacca87c476e
QUIC: updated c->log->action strings to reflect proper state.
Vladimir Homutov <vl@nginx.com>
parents:
8575
diff
changeset
|
1746 c->log->action = "processing quic packet"; |
|
eacca87c476e
QUIC: updated c->log->action strings to reflect proper state.
Vladimir Homutov <vl@nginx.com>
parents:
8575
diff
changeset
|
1747 |
|
8383
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1748 qc = c->quic; |
|
8560
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8559
diff
changeset
|
1749 |
|
8578
52ad697f9d1c
QUIC: enabled more key-related debug by default.
Vladimir Homutov <vl@nginx.com>
parents:
8577
diff
changeset
|
1750 #if (NGX_DEBUG) |
|
52ad697f9d1c
QUIC: enabled more key-related debug by default.
Vladimir Homutov <vl@nginx.com>
parents:
8577
diff
changeset
|
1751 ngx_quic_hexdump(c->log, "quic pkt dcid", pkt->dcid.data, pkt->dcid.len); |
|
52ad697f9d1c
QUIC: enabled more key-related debug by default.
Vladimir Homutov <vl@nginx.com>
parents:
8577
diff
changeset
|
1752 |
|
52ad697f9d1c
QUIC: enabled more key-related debug by default.
Vladimir Homutov <vl@nginx.com>
parents:
8577
diff
changeset
|
1753 if (pkt->level != ssl_encryption_application) { |
|
52ad697f9d1c
QUIC: enabled more key-related debug by default.
Vladimir Homutov <vl@nginx.com>
parents:
8577
diff
changeset
|
1754 ngx_quic_hexdump(c->log, "quic pkt scid", pkt->scid.data, |
|
52ad697f9d1c
QUIC: enabled more key-related debug by default.
Vladimir Homutov <vl@nginx.com>
parents:
8577
diff
changeset
|
1755 pkt->scid.len); |
|
52ad697f9d1c
QUIC: enabled more key-related debug by default.
Vladimir Homutov <vl@nginx.com>
parents:
8577
diff
changeset
|
1756 } |
|
52ad697f9d1c
QUIC: enabled more key-related debug by default.
Vladimir Homutov <vl@nginx.com>
parents:
8577
diff
changeset
|
1757 #endif |
|
52ad697f9d1c
QUIC: enabled more key-related debug by default.
Vladimir Homutov <vl@nginx.com>
parents:
8577
diff
changeset
|
1758 |
|
8560
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8559
diff
changeset
|
1759 if (qc) { |
|
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8559
diff
changeset
|
1760 |
|
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8559
diff
changeset
|
1761 if (rc == NGX_ABORT) { |
|
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8559
diff
changeset
|
1762 ngx_log_error(NGX_LOG_INFO, c->log, 0, |
|
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8559
diff
changeset
|
1763 "quic unsupported version: 0x%xD", pkt->version); |
|
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8559
diff
changeset
|
1764 return NGX_DECLINED; |
|
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8559
diff
changeset
|
1765 } |
|
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8559
diff
changeset
|
1766 |
|
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8559
diff
changeset
|
1767 if (ngx_quic_check_peer(qc, pkt) != NGX_OK) { |
|
8562
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8561
diff
changeset
|
1768 |
|
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8561
diff
changeset
|
1769 if (pkt->level == ssl_encryption_application) { |
|
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8561
diff
changeset
|
1770 if (ngx_quic_process_stateless_reset(c, pkt) == NGX_OK) { |
|
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8561
diff
changeset
|
1771 ngx_log_error(NGX_LOG_INFO, c->log, 0, |
|
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8561
diff
changeset
|
1772 "quic stateless reset packet detected"); |
|
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8561
diff
changeset
|
1773 |
|
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8561
diff
changeset
|
1774 qc->draining = 1; |
|
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8561
diff
changeset
|
1775 ngx_quic_close_connection(c, NGX_OK); |
|
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8561
diff
changeset
|
1776 |
|
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8561
diff
changeset
|
1777 return NGX_OK; |
|
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8561
diff
changeset
|
1778 } |
|
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8561
diff
changeset
|
1779 |
|
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8561
diff
changeset
|
1780 return ngx_quic_send_stateless_reset(c, qc->conf, pkt); |
|
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8561
diff
changeset
|
1781 } |
|
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8561
diff
changeset
|
1782 |
|
8560
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8559
diff
changeset
|
1783 return NGX_DECLINED; |
|
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8559
diff
changeset
|
1784 } |
|
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8559
diff
changeset
|
1785 |
|
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8559
diff
changeset
|
1786 if (qc->in_retry) { |
|
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8559
diff
changeset
|
1787 |
|
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8559
diff
changeset
|
1788 c->log->action = "retrying quic connection"; |
|
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8559
diff
changeset
|
1789 |
|
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8559
diff
changeset
|
1790 if (pkt->level != ssl_encryption_initial) { |
|
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8559
diff
changeset
|
1791 ngx_log_error(NGX_LOG_INFO, c->log, 0, |
|
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8559
diff
changeset
|
1792 "quic discard late retry packet"); |
|
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8559
diff
changeset
|
1793 return NGX_DECLINED; |
|
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8559
diff
changeset
|
1794 } |
|
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8559
diff
changeset
|
1795 |
|
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8559
diff
changeset
|
1796 if (!pkt->token.len) { |
|
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8559
diff
changeset
|
1797 return NGX_DECLINED; |
|
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8559
diff
changeset
|
1798 } |
|
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8559
diff
changeset
|
1799 |
|
8561
b4ef79ef1c23
QUIC: refined the "c->quic->initialized" flag usage.
Vladimir Homutov <vl@nginx.com>
parents:
8560
diff
changeset
|
1800 if (ngx_quic_new_dcid(c, qc, &pkt->dcid) != NGX_OK) { |
|
8560
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8559
diff
changeset
|
1801 return NGX_ERROR; |
|
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8559
diff
changeset
|
1802 } |
|
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8559
diff
changeset
|
1803 |
|
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8559
diff
changeset
|
1804 qc->tp.initial_scid = qc->dcid; |
|
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8559
diff
changeset
|
1805 qc->in_retry = 0; |
|
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8559
diff
changeset
|
1806 |
|
8561
b4ef79ef1c23
QUIC: refined the "c->quic->initialized" flag usage.
Vladimir Homutov <vl@nginx.com>
parents:
8560
diff
changeset
|
1807 if (ngx_quic_init_secrets(c) != NGX_OK) { |
|
8560
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8559
diff
changeset
|
1808 return NGX_ERROR; |
|
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8559
diff
changeset
|
1809 } |
|
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8559
diff
changeset
|
1810 |
|
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8559
diff
changeset
|
1811 if (ngx_quic_validate_token(c, pkt) != NGX_OK) { |
|
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8559
diff
changeset
|
1812 return NGX_ERROR; |
|
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8559
diff
changeset
|
1813 } |
|
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8559
diff
changeset
|
1814 |
|
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8559
diff
changeset
|
1815 qc->validated = 1; |
|
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8559
diff
changeset
|
1816 } |
|
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8559
diff
changeset
|
1817 |
|
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8559
diff
changeset
|
1818 } else { |
|
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8559
diff
changeset
|
1819 |
|
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8559
diff
changeset
|
1820 if (rc == NGX_ABORT) { |
|
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8559
diff
changeset
|
1821 return ngx_quic_negotiate_version(c, pkt); |
|
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8559
diff
changeset
|
1822 } |
|
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8559
diff
changeset
|
1823 |
|
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8559
diff
changeset
|
1824 if (pkt->level == ssl_encryption_initial) { |
|
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8559
diff
changeset
|
1825 |
|
8576
eacca87c476e
QUIC: updated c->log->action strings to reflect proper state.
Vladimir Homutov <vl@nginx.com>
parents:
8575
diff
changeset
|
1826 c->log->action = "creating quic connection"; |
|
eacca87c476e
QUIC: updated c->log->action strings to reflect proper state.
Vladimir Homutov <vl@nginx.com>
parents:
8575
diff
changeset
|
1827 |
|
8560
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8559
diff
changeset
|
1828 if (pkt->dcid.len < NGX_QUIC_CID_LEN_MIN) { |
|
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8559
diff
changeset
|
1829 /* 7.2. Negotiating Connection IDs */ |
|
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8559
diff
changeset
|
1830 ngx_log_error(NGX_LOG_INFO, c->log, 0, |
|
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8559
diff
changeset
|
1831 "quic too short dcid in initial" |
|
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8559
diff
changeset
|
1832 " packet: length %i", pkt->dcid.len); |
|
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8559
diff
changeset
|
1833 return NGX_ERROR; |
|
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8559
diff
changeset
|
1834 } |
|
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8559
diff
changeset
|
1835 |
|
8563
bed310672f39
QUIC: moved ssl configuration pointer to quic configuration.
Vladimir Homutov <vl@nginx.com>
parents:
8562
diff
changeset
|
1836 qc = ngx_quic_new_connection(c, conf, pkt); |
|
8561
b4ef79ef1c23
QUIC: refined the "c->quic->initialized" flag usage.
Vladimir Homutov <vl@nginx.com>
parents:
8560
diff
changeset
|
1837 if (qc == NULL) { |
|
b4ef79ef1c23
QUIC: refined the "c->quic->initialized" flag usage.
Vladimir Homutov <vl@nginx.com>
parents:
8560
diff
changeset
|
1838 return NGX_ERROR; |
|
b4ef79ef1c23
QUIC: refined the "c->quic->initialized" flag usage.
Vladimir Homutov <vl@nginx.com>
parents:
8560
diff
changeset
|
1839 } |
|
b4ef79ef1c23
QUIC: refined the "c->quic->initialized" flag usage.
Vladimir Homutov <vl@nginx.com>
parents:
8560
diff
changeset
|
1840 |
|
b4ef79ef1c23
QUIC: refined the "c->quic->initialized" flag usage.
Vladimir Homutov <vl@nginx.com>
parents:
8560
diff
changeset
|
1841 c->quic = qc; |
|
b4ef79ef1c23
QUIC: refined the "c->quic->initialized" flag usage.
Vladimir Homutov <vl@nginx.com>
parents:
8560
diff
changeset
|
1842 |
|
b4ef79ef1c23
QUIC: refined the "c->quic->initialized" flag usage.
Vladimir Homutov <vl@nginx.com>
parents:
8560
diff
changeset
|
1843 if (ngx_terminate || ngx_exiting) { |
|
b4ef79ef1c23
QUIC: refined the "c->quic->initialized" flag usage.
Vladimir Homutov <vl@nginx.com>
parents:
8560
diff
changeset
|
1844 qc->error = NGX_QUIC_ERR_CONNECTION_REFUSED; |
|
b4ef79ef1c23
QUIC: refined the "c->quic->initialized" flag usage.
Vladimir Homutov <vl@nginx.com>
parents:
8560
diff
changeset
|
1845 return NGX_ERROR; |
|
8560
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8559
diff
changeset
|
1846 } |
|
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8559
diff
changeset
|
1847 |
|
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8559
diff
changeset
|
1848 if (pkt->token.len) { |
|
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8559
diff
changeset
|
1849 if (ngx_quic_validate_token(c, pkt) != NGX_OK) { |
|
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8559
diff
changeset
|
1850 return NGX_ERROR; |
|
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8559
diff
changeset
|
1851 } |
|
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8559
diff
changeset
|
1852 |
|
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8559
diff
changeset
|
1853 } else if (conf->retry) { |
|
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8559
diff
changeset
|
1854 return ngx_quic_send_retry(c); |
|
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8559
diff
changeset
|
1855 } |
|
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8559
diff
changeset
|
1856 |
|
8561
b4ef79ef1c23
QUIC: refined the "c->quic->initialized" flag usage.
Vladimir Homutov <vl@nginx.com>
parents:
8560
diff
changeset
|
1857 if (ngx_quic_init_secrets(c) != NGX_OK) { |
|
8560
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8559
diff
changeset
|
1858 return NGX_ERROR; |
|
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8559
diff
changeset
|
1859 } |
|
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8559
diff
changeset
|
1860 |
|
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8559
diff
changeset
|
1861 } else if (pkt->level == ssl_encryption_application) { |
|
8562
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8561
diff
changeset
|
1862 return ngx_quic_send_stateless_reset(c, conf, pkt); |
|
8560
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8559
diff
changeset
|
1863 |
|
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8559
diff
changeset
|
1864 } else { |
|
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8559
diff
changeset
|
1865 return NGX_ERROR; |
|
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8559
diff
changeset
|
1866 } |
|
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8559
diff
changeset
|
1867 } |
|
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8559
diff
changeset
|
1868 |
|
8576
eacca87c476e
QUIC: updated c->log->action strings to reflect proper state.
Vladimir Homutov <vl@nginx.com>
parents:
8575
diff
changeset
|
1869 c->log->action = "decrypting packet"; |
|
eacca87c476e
QUIC: updated c->log->action strings to reflect proper state.
Vladimir Homutov <vl@nginx.com>
parents:
8575
diff
changeset
|
1870 |
|
8560
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8559
diff
changeset
|
1871 keys = &qc->keys[pkt->level]; |
|
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8559
diff
changeset
|
1872 |
|
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8559
diff
changeset
|
1873 if (keys->client.key.len == 0) { |
|
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8559
diff
changeset
|
1874 ngx_log_error(NGX_LOG_INFO, c->log, 0, |
|
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8559
diff
changeset
|
1875 "quic no level %d keys yet, ignoring packet", pkt->level); |
|
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8559
diff
changeset
|
1876 return NGX_DECLINED; |
|
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8559
diff
changeset
|
1877 } |
|
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8559
diff
changeset
|
1878 |
|
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8559
diff
changeset
|
1879 next = &qc->next_key; |
|
8477
031918df51c0
QUIC: added anti-amplification limit.
Vladimir Homutov <vl@nginx.com>
parents:
8476
diff
changeset
|
1880 |
|
8383
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1881 pkt->secret = &keys->client; |
|
8560
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8559
diff
changeset
|
1882 pkt->next = &next->client; |
|
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8559
diff
changeset
|
1883 pkt->key_phase = qc->key_phase; |
|
8383
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1884 pkt->plaintext = buf; |
|
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1885 |
|
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1886 ctx = ngx_quic_get_send_ctx(qc, pkt->level); |
|
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1887 |
|
8560
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8559
diff
changeset
|
1888 ssl_conn = c->ssl ? c->ssl->connection : NULL; |
|
8536
c6b963de0c00
QUIC: pass return code from ngx_quic_decrypt() to the caller.
Vladimir Homutov <vl@nginx.com>
parents:
8535
diff
changeset
|
1889 |
|
c6b963de0c00
QUIC: pass return code from ngx_quic_decrypt() to the caller.
Vladimir Homutov <vl@nginx.com>
parents:
8535
diff
changeset
|
1890 rc = ngx_quic_decrypt(pkt, ssl_conn, &ctx->largest_pn); |
|
c6b963de0c00
QUIC: pass return code from ngx_quic_decrypt() to the caller.
Vladimir Homutov <vl@nginx.com>
parents:
8535
diff
changeset
|
1891 if (rc != NGX_OK) { |
|
c6b963de0c00
QUIC: pass return code from ngx_quic_decrypt() to the caller.
Vladimir Homutov <vl@nginx.com>
parents:
8535
diff
changeset
|
1892 qc->error = pkt->error; |
|
c6b963de0c00
QUIC: pass return code from ngx_quic_decrypt() to the caller.
Vladimir Homutov <vl@nginx.com>
parents:
8535
diff
changeset
|
1893 qc->error_reason = "failed to decrypt packet"; |
|
c6b963de0c00
QUIC: pass return code from ngx_quic_decrypt() to the caller.
Vladimir Homutov <vl@nginx.com>
parents:
8535
diff
changeset
|
1894 return rc; |
| 8223 | 1895 } |
| 1896 | |
|
8580
07971f870879
QUIC: added debug message with final packet processing status.
Vladimir Homutov <vl@nginx.com>
parents:
8579
diff
changeset
|
1897 pkt->decrypted = 1; |
|
07971f870879
QUIC: added debug message with final packet processing status.
Vladimir Homutov <vl@nginx.com>
parents:
8579
diff
changeset
|
1898 |
|
8560
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8559
diff
changeset
|
1899 if (c->ssl == NULL) { |
|
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8559
diff
changeset
|
1900 if (ngx_quic_init_connection(c) != NGX_OK) { |
|
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8559
diff
changeset
|
1901 return NGX_ERROR; |
|
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8559
diff
changeset
|
1902 } |
|
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8559
diff
changeset
|
1903 } |
|
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8559
diff
changeset
|
1904 |
|
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8559
diff
changeset
|
1905 if (pkt->level == ssl_encryption_handshake) { |
|
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8559
diff
changeset
|
1906 /* |
|
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8559
diff
changeset
|
1907 * 4.10.1. The successful use of Handshake packets indicates |
|
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8559
diff
changeset
|
1908 * that no more Initial packets need to be exchanged |
|
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8559
diff
changeset
|
1909 */ |
|
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8559
diff
changeset
|
1910 ngx_quic_discard_ctx(c, ssl_encryption_initial); |
|
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8559
diff
changeset
|
1911 qc->validated = 1; |
|
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8559
diff
changeset
|
1912 } |
|
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8559
diff
changeset
|
1913 |
|
8574
1d4417e4f2d0
QUIC: fixed measuring ACK Delay against 0-RTT packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8573
diff
changeset
|
1914 if (pkt->level == ssl_encryption_early_data |
|
1d4417e4f2d0
QUIC: fixed measuring ACK Delay against 0-RTT packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8573
diff
changeset
|
1915 || pkt->level == ssl_encryption_application) |
|
1d4417e4f2d0
QUIC: fixed measuring ACK Delay against 0-RTT packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8573
diff
changeset
|
1916 { |
|
1d4417e4f2d0
QUIC: fixed measuring ACK Delay against 0-RTT packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8573
diff
changeset
|
1917 ngx_gettimeofday(&pkt->received); |
|
1d4417e4f2d0
QUIC: fixed measuring ACK Delay against 0-RTT packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8573
diff
changeset
|
1918 } |
|
1d4417e4f2d0
QUIC: fixed measuring ACK Delay against 0-RTT packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8573
diff
changeset
|
1919 |
|
8576
eacca87c476e
QUIC: updated c->log->action strings to reflect proper state.
Vladimir Homutov <vl@nginx.com>
parents:
8575
diff
changeset
|
1920 c->log->action = "handling payload"; |
|
eacca87c476e
QUIC: updated c->log->action strings to reflect proper state.
Vladimir Homutov <vl@nginx.com>
parents:
8575
diff
changeset
|
1921 |
|
8560
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8559
diff
changeset
|
1922 if (pkt->level != ssl_encryption_application) { |
|
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8559
diff
changeset
|
1923 return ngx_quic_payload_handler(c, pkt); |
|
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8559
diff
changeset
|
1924 } |
|
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8559
diff
changeset
|
1925 |
|
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8559
diff
changeset
|
1926 /* switch keys on Key Phase change */ |
|
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8559
diff
changeset
|
1927 |
|
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8559
diff
changeset
|
1928 if (pkt->key_update) { |
|
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8559
diff
changeset
|
1929 qc->key_phase ^= 1; |
|
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8559
diff
changeset
|
1930 |
|
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8559
diff
changeset
|
1931 tmp = *keys; |
|
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8559
diff
changeset
|
1932 *keys = *next; |
|
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8559
diff
changeset
|
1933 *next = tmp; |
|
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8559
diff
changeset
|
1934 } |
|
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8559
diff
changeset
|
1935 |
|
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8559
diff
changeset
|
1936 rc = ngx_quic_payload_handler(c, pkt); |
|
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8559
diff
changeset
|
1937 if (rc != NGX_OK) { |
|
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8559
diff
changeset
|
1938 return rc; |
|
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8559
diff
changeset
|
1939 } |
|
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8559
diff
changeset
|
1940 |
|
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8559
diff
changeset
|
1941 /* generate next keys */ |
|
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8559
diff
changeset
|
1942 |
|
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8559
diff
changeset
|
1943 if (pkt->key_update) { |
|
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8559
diff
changeset
|
1944 if (ngx_quic_key_update(c, keys, next) != NGX_OK) { |
|
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8559
diff
changeset
|
1945 return NGX_ERROR; |
|
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8559
diff
changeset
|
1946 } |
|
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8559
diff
changeset
|
1947 } |
|
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8559
diff
changeset
|
1948 |
|
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8559
diff
changeset
|
1949 return NGX_OK; |
| 8223 | 1950 } |
| 1951 | |
| 1952 | |
|
8561
b4ef79ef1c23
QUIC: refined the "c->quic->initialized" flag usage.
Vladimir Homutov <vl@nginx.com>
parents:
8560
diff
changeset
|
1953 static ngx_int_t |
|
b4ef79ef1c23
QUIC: refined the "c->quic->initialized" flag usage.
Vladimir Homutov <vl@nginx.com>
parents:
8560
diff
changeset
|
1954 ngx_quic_init_secrets(ngx_connection_t *c) |
|
b4ef79ef1c23
QUIC: refined the "c->quic->initialized" flag usage.
Vladimir Homutov <vl@nginx.com>
parents:
8560
diff
changeset
|
1955 { |
|
b4ef79ef1c23
QUIC: refined the "c->quic->initialized" flag usage.
Vladimir Homutov <vl@nginx.com>
parents:
8560
diff
changeset
|
1956 ngx_quic_secrets_t *keys; |
|
b4ef79ef1c23
QUIC: refined the "c->quic->initialized" flag usage.
Vladimir Homutov <vl@nginx.com>
parents:
8560
diff
changeset
|
1957 ngx_quic_connection_t *qc; |
|
b4ef79ef1c23
QUIC: refined the "c->quic->initialized" flag usage.
Vladimir Homutov <vl@nginx.com>
parents:
8560
diff
changeset
|
1958 |
|
b4ef79ef1c23
QUIC: refined the "c->quic->initialized" flag usage.
Vladimir Homutov <vl@nginx.com>
parents:
8560
diff
changeset
|
1959 qc =c->quic; |
|
b4ef79ef1c23
QUIC: refined the "c->quic->initialized" flag usage.
Vladimir Homutov <vl@nginx.com>
parents:
8560
diff
changeset
|
1960 keys = &qc->keys[ssl_encryption_initial]; |
|
b4ef79ef1c23
QUIC: refined the "c->quic->initialized" flag usage.
Vladimir Homutov <vl@nginx.com>
parents:
8560
diff
changeset
|
1961 |
|
b4ef79ef1c23
QUIC: refined the "c->quic->initialized" flag usage.
Vladimir Homutov <vl@nginx.com>
parents:
8560
diff
changeset
|
1962 if (ngx_quic_set_initial_secret(c->pool, &keys->client, &keys->server, |
|
b4ef79ef1c23
QUIC: refined the "c->quic->initialized" flag usage.
Vladimir Homutov <vl@nginx.com>
parents:
8560
diff
changeset
|
1963 &qc->odcid) |
|
b4ef79ef1c23
QUIC: refined the "c->quic->initialized" flag usage.
Vladimir Homutov <vl@nginx.com>
parents:
8560
diff
changeset
|
1964 != NGX_OK) |
|
b4ef79ef1c23
QUIC: refined the "c->quic->initialized" flag usage.
Vladimir Homutov <vl@nginx.com>
parents:
8560
diff
changeset
|
1965 { |
|
b4ef79ef1c23
QUIC: refined the "c->quic->initialized" flag usage.
Vladimir Homutov <vl@nginx.com>
parents:
8560
diff
changeset
|
1966 return NGX_ERROR; |
|
b4ef79ef1c23
QUIC: refined the "c->quic->initialized" flag usage.
Vladimir Homutov <vl@nginx.com>
parents:
8560
diff
changeset
|
1967 } |
|
b4ef79ef1c23
QUIC: refined the "c->quic->initialized" flag usage.
Vladimir Homutov <vl@nginx.com>
parents:
8560
diff
changeset
|
1968 |
|
b4ef79ef1c23
QUIC: refined the "c->quic->initialized" flag usage.
Vladimir Homutov <vl@nginx.com>
parents:
8560
diff
changeset
|
1969 qc->initialized = 1; |
|
b4ef79ef1c23
QUIC: refined the "c->quic->initialized" flag usage.
Vladimir Homutov <vl@nginx.com>
parents:
8560
diff
changeset
|
1970 |
|
b4ef79ef1c23
QUIC: refined the "c->quic->initialized" flag usage.
Vladimir Homutov <vl@nginx.com>
parents:
8560
diff
changeset
|
1971 return NGX_OK; |
|
b4ef79ef1c23
QUIC: refined the "c->quic->initialized" flag usage.
Vladimir Homutov <vl@nginx.com>
parents:
8560
diff
changeset
|
1972 } |
|
b4ef79ef1c23
QUIC: refined the "c->quic->initialized" flag usage.
Vladimir Homutov <vl@nginx.com>
parents:
8560
diff
changeset
|
1973 |
|
b4ef79ef1c23
QUIC: refined the "c->quic->initialized" flag usage.
Vladimir Homutov <vl@nginx.com>
parents:
8560
diff
changeset
|
1974 |
|
8560
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8559
diff
changeset
|
1975 static void |
|
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8559
diff
changeset
|
1976 ngx_quic_discard_ctx(ngx_connection_t *c, enum ssl_encryption_level_t level) |
|
8182
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
1977 { |
|
8507
7f9938cbcd12
QUIC: fixed leak of bytes_in_flight on keys discard.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8506
diff
changeset
|
1978 ngx_queue_t *q; |
|
7f9938cbcd12
QUIC: fixed leak of bytes_in_flight on keys discard.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8506
diff
changeset
|
1979 ngx_quic_frame_t *f; |
|
8339
aba84d9ab256
Parsing of truncated packet numbers.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8338
diff
changeset
|
1980 ngx_quic_send_ctx_t *ctx; |
|
8182
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
1981 ngx_quic_connection_t *qc; |
|
8263
1295b293d09a
Connection states code cleanup.
Vladimir Homutov <vl@nginx.com>
parents:
8260
diff
changeset
|
1982 |
|
8182
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
1983 qc = c->quic; |
|
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
1984 |
|
8560
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8559
diff
changeset
|
1985 if (qc->keys[level].client.key.len == 0) { |
|
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8559
diff
changeset
|
1986 return; |
|
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8559
diff
changeset
|
1987 } |
|
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8559
diff
changeset
|
1988 |
|
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8559
diff
changeset
|
1989 qc->keys[level].client.key.len = 0; |
|
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8559
diff
changeset
|
1990 qc->pto_count = 0; |
|
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8559
diff
changeset
|
1991 |
|
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8559
diff
changeset
|
1992 ctx = ngx_quic_get_send_ctx(qc, level); |
|
8507
7f9938cbcd12
QUIC: fixed leak of bytes_in_flight on keys discard.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8506
diff
changeset
|
1993 |
|
7f9938cbcd12
QUIC: fixed leak of bytes_in_flight on keys discard.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8506
diff
changeset
|
1994 while (!ngx_queue_empty(&ctx->sent)) { |
|
7f9938cbcd12
QUIC: fixed leak of bytes_in_flight on keys discard.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8506
diff
changeset
|
1995 q = ngx_queue_head(&ctx->sent); |
|
7f9938cbcd12
QUIC: fixed leak of bytes_in_flight on keys discard.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8506
diff
changeset
|
1996 ngx_queue_remove(q); |
|
7f9938cbcd12
QUIC: fixed leak of bytes_in_flight on keys discard.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8506
diff
changeset
|
1997 |
|
7f9938cbcd12
QUIC: fixed leak of bytes_in_flight on keys discard.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8506
diff
changeset
|
1998 f = ngx_queue_data(q, ngx_quic_frame_t, queue); |
|
7f9938cbcd12
QUIC: fixed leak of bytes_in_flight on keys discard.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8506
diff
changeset
|
1999 ngx_quic_congestion_ack(c, f); |
|
7f9938cbcd12
QUIC: fixed leak of bytes_in_flight on keys discard.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8506
diff
changeset
|
2000 ngx_quic_free_frame(c, f); |
|
7f9938cbcd12
QUIC: fixed leak of bytes_in_flight on keys discard.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8506
diff
changeset
|
2001 } |
|
8596
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2002 |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2003 ctx->send_ack = 0; |
|
8304
90f94413177e
TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8303
diff
changeset
|
2004 } |
|
90f94413177e
TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8303
diff
changeset
|
2005 |
|
90f94413177e
TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8303
diff
changeset
|
2006 |
|
90f94413177e
TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8303
diff
changeset
|
2007 static ngx_int_t |
| 8361 | 2008 ngx_quic_check_peer(ngx_quic_connection_t *qc, ngx_quic_header_t *pkt) |
| 2009 { | |
|
8560
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8559
diff
changeset
|
2010 ngx_str_t *dcid; |
|
8538
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8536
diff
changeset
|
2011 ngx_queue_t *q; |
|
8546
eece8e35e64d
QUIC: allowed old DCID for initial packets until first ACK.
Roman Arutyunyan <arut@nginx.com>
parents:
8545
diff
changeset
|
2012 ngx_quic_send_ctx_t *ctx; |
|
8538
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8536
diff
changeset
|
2013 ngx_quic_client_id_t *cid; |
|
8381
6e100d8c138a
Preserve original DCID and unbreak parsing 0-RTT packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8380
diff
changeset
|
2014 |
|
8560
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8559
diff
changeset
|
2015 dcid = (pkt->level == ssl_encryption_early_data) ? &qc->odcid : &qc->dcid; |
|
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8559
diff
changeset
|
2016 |
|
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8559
diff
changeset
|
2017 if (pkt->dcid.len == dcid->len |
|
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8559
diff
changeset
|
2018 && ngx_memcmp(pkt->dcid.data, dcid->data, dcid->len) == 0) |
|
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8559
diff
changeset
|
2019 { |
|
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8559
diff
changeset
|
2020 if (pkt->level == ssl_encryption_application) { |
|
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8559
diff
changeset
|
2021 return NGX_OK; |
|
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8559
diff
changeset
|
2022 } |
|
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8559
diff
changeset
|
2023 |
|
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8559
diff
changeset
|
2024 goto found; |
|
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8559
diff
changeset
|
2025 } |
|
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8559
diff
changeset
|
2026 |
|
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8559
diff
changeset
|
2027 /* |
|
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8559
diff
changeset
|
2028 * a packet sent in response to an initial client packet might be lost, |
|
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8559
diff
changeset
|
2029 * thus check also for old dcid |
|
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8559
diff
changeset
|
2030 */ |
|
8546
eece8e35e64d
QUIC: allowed old DCID for initial packets until first ACK.
Roman Arutyunyan <arut@nginx.com>
parents:
8545
diff
changeset
|
2031 ctx = ngx_quic_get_send_ctx(qc, ssl_encryption_initial); |
|
eece8e35e64d
QUIC: allowed old DCID for initial packets until first ACK.
Roman Arutyunyan <arut@nginx.com>
parents:
8545
diff
changeset
|
2032 |
|
8560
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8559
diff
changeset
|
2033 if (pkt->level == ssl_encryption_initial |
|
8598
85a550047eb5
QUIC: added macro for unset packet number.
Vladimir Homutov <vl@nginx.com>
parents:
8597
diff
changeset
|
2034 && ctx->largest_ack == NGX_QUIC_UNSET_PN) |
|
8546
eece8e35e64d
QUIC: allowed old DCID for initial packets until first ACK.
Roman Arutyunyan <arut@nginx.com>
parents:
8545
diff
changeset
|
2035 { |
|
eece8e35e64d
QUIC: allowed old DCID for initial packets until first ACK.
Roman Arutyunyan <arut@nginx.com>
parents:
8545
diff
changeset
|
2036 if (pkt->dcid.len == qc->odcid.len |
|
eece8e35e64d
QUIC: allowed old DCID for initial packets until first ACK.
Roman Arutyunyan <arut@nginx.com>
parents:
8545
diff
changeset
|
2037 && ngx_memcmp(pkt->dcid.data, qc->odcid.data, qc->odcid.len) == 0) |
|
eece8e35e64d
QUIC: allowed old DCID for initial packets until first ACK.
Roman Arutyunyan <arut@nginx.com>
parents:
8545
diff
changeset
|
2038 { |
|
eece8e35e64d
QUIC: allowed old DCID for initial packets until first ACK.
Roman Arutyunyan <arut@nginx.com>
parents:
8545
diff
changeset
|
2039 goto found; |
|
eece8e35e64d
QUIC: allowed old DCID for initial packets until first ACK.
Roman Arutyunyan <arut@nginx.com>
parents:
8545
diff
changeset
|
2040 } |
|
eece8e35e64d
QUIC: allowed old DCID for initial packets until first ACK.
Roman Arutyunyan <arut@nginx.com>
parents:
8545
diff
changeset
|
2041 } |
|
eece8e35e64d
QUIC: allowed old DCID for initial packets until first ACK.
Roman Arutyunyan <arut@nginx.com>
parents:
8545
diff
changeset
|
2042 |
|
eece8e35e64d
QUIC: allowed old DCID for initial packets until first ACK.
Roman Arutyunyan <arut@nginx.com>
parents:
8545
diff
changeset
|
2043 ngx_log_error(NGX_LOG_INFO, pkt->log, 0, "quic unexpected quic dcid"); |
|
eece8e35e64d
QUIC: allowed old DCID for initial packets until first ACK.
Roman Arutyunyan <arut@nginx.com>
parents:
8545
diff
changeset
|
2044 return NGX_ERROR; |
|
eece8e35e64d
QUIC: allowed old DCID for initial packets until first ACK.
Roman Arutyunyan <arut@nginx.com>
parents:
8545
diff
changeset
|
2045 |
|
eece8e35e64d
QUIC: allowed old DCID for initial packets until first ACK.
Roman Arutyunyan <arut@nginx.com>
parents:
8545
diff
changeset
|
2046 found: |
| 8361 | 2047 |
|
8538
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8536
diff
changeset
|
2048 for (q = ngx_queue_head(&qc->client_ids); |
|
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8536
diff
changeset
|
2049 q != ngx_queue_sentinel(&qc->client_ids); |
|
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8536
diff
changeset
|
2050 q = ngx_queue_next(q)) |
|
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8536
diff
changeset
|
2051 { |
|
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8536
diff
changeset
|
2052 cid = ngx_queue_data(q, ngx_quic_client_id_t, queue); |
|
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8536
diff
changeset
|
2053 |
|
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8536
diff
changeset
|
2054 if (pkt->scid.len == cid->len |
|
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8536
diff
changeset
|
2055 && ngx_memcmp(pkt->scid.data, cid->id, cid->len) == 0) |
|
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8536
diff
changeset
|
2056 { |
|
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8536
diff
changeset
|
2057 return NGX_OK; |
|
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8536
diff
changeset
|
2058 } |
|
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8536
diff
changeset
|
2059 } |
|
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8536
diff
changeset
|
2060 |
|
8560
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8559
diff
changeset
|
2061 ngx_log_error(NGX_LOG_INFO, pkt->log, 0, "quic unexpected quic scid"); |
|
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8559
diff
changeset
|
2062 return NGX_ERROR; |
|
8182
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
2063 } |
| 8171 | 2064 |
| 2065 | |
| 8225 | 2066 static ngx_int_t |
| 2067 ngx_quic_payload_handler(ngx_connection_t *c, ngx_quic_header_t *pkt) | |
| 2068 { | |
| 2069 u_char *end, *p; | |
| 2070 ssize_t len; | |
|
8596
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2071 ngx_uint_t do_close; |
|
8367
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8365
diff
changeset
|
2072 ngx_quic_frame_t frame; |
| 8225 | 2073 ngx_quic_connection_t *qc; |
| 2074 | |
| 2075 qc = c->quic; | |
| 2076 | |
|
8355
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
2077 if (qc->closing) { |
|
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
2078 /* |
|
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
2079 * 10.1 Closing and Draining Connection States |
|
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
2080 * ... delayed or reordered packets are properly discarded. |
|
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
2081 * |
|
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
2082 * An endpoint retains only enough information to generate |
|
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
2083 * a packet containing a CONNECTION_CLOSE frame and to identify |
|
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
2084 * packets as belonging to the connection. |
|
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
2085 */ |
|
8458
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
8450
diff
changeset
|
2086 |
|
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
8450
diff
changeset
|
2087 qc->error_level = pkt->level; |
|
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
8450
diff
changeset
|
2088 qc->error = NGX_QUIC_ERR_NO_ERROR; |
|
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
8450
diff
changeset
|
2089 qc->error_reason = "connection is closing, packet discarded"; |
|
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
8450
diff
changeset
|
2090 qc->error_ftype = 0; |
|
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
8450
diff
changeset
|
2091 qc->error_app = 0; |
|
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
8450
diff
changeset
|
2092 |
|
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
8450
diff
changeset
|
2093 return ngx_quic_send_cc(c); |
|
8355
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
2094 } |
|
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
2095 |
| 8225 | 2096 p = pkt->payload.data; |
| 2097 end = p + pkt->payload.len; | |
| 2098 | |
| 2099 do_close = 0; | |
| 2100 | |
| 2101 while (p < end) { | |
| 2102 | |
| 8275 | 2103 c->log->action = "parsing frames"; |
| 2104 | |
|
8240
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
8239
diff
changeset
|
2105 len = ngx_quic_parse_frame(pkt, p, end, &frame); |
|
8251
c217a907ce42
Added checks for permitted frame types.
Vladimir Homutov <vl@nginx.com>
parents:
8247
diff
changeset
|
2106 |
| 8225 | 2107 if (len < 0) { |
|
8385
fb7422074258
Added generation of CC frames with error on connection termination.
Vladimir Homutov <vl@nginx.com>
parents:
8384
diff
changeset
|
2108 qc->error = pkt->error; |
| 8225 | 2109 return NGX_ERROR; |
| 2110 } | |
| 2111 | |
| 8275 | 2112 c->log->action = "handling frames"; |
| 2113 | |
| 8225 | 2114 p += len; |
| 2115 | |
| 2116 switch (frame.type) { | |
| 2117 | |
| 2118 case NGX_QUIC_FT_ACK: | |
| 2119 if (ngx_quic_handle_ack_frame(c, pkt, &frame.u.ack) != NGX_OK) { | |
| 2120 return NGX_ERROR; | |
| 2121 } | |
| 2122 | |
|
8367
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8365
diff
changeset
|
2123 continue; |
|
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8365
diff
changeset
|
2124 |
|
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8365
diff
changeset
|
2125 case NGX_QUIC_FT_PADDING: |
|
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8365
diff
changeset
|
2126 /* no action required */ |
|
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8365
diff
changeset
|
2127 continue; |
|
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8365
diff
changeset
|
2128 |
|
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8365
diff
changeset
|
2129 case NGX_QUIC_FT_CONNECTION_CLOSE: |
|
8458
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
8450
diff
changeset
|
2130 case NGX_QUIC_FT_CONNECTION_CLOSE_APP: |
|
8367
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8365
diff
changeset
|
2131 do_close = 1; |
|
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8365
diff
changeset
|
2132 continue; |
|
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8365
diff
changeset
|
2133 } |
|
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8365
diff
changeset
|
2134 |
|
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8365
diff
changeset
|
2135 /* got there with ack-eliciting packet */ |
|
8596
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2136 pkt->need_ack = 1; |
|
8367
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8365
diff
changeset
|
2137 |
|
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8365
diff
changeset
|
2138 switch (frame.type) { |
| 8225 | 2139 |
| 2140 case NGX_QUIC_FT_CRYPTO: | |
| 2141 | |
|
8333
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2142 if (ngx_quic_handle_crypto_frame(c, pkt, &frame) != NGX_OK) { |
| 8225 | 2143 return NGX_ERROR; |
| 2144 } | |
| 2145 | |
| 2146 break; | |
| 2147 | |
| 2148 case NGX_QUIC_FT_PING: | |
| 2149 break; | |
| 2150 | |
| 2151 case NGX_QUIC_FT_STREAM0: | |
| 2152 case NGX_QUIC_FT_STREAM1: | |
| 2153 case NGX_QUIC_FT_STREAM2: | |
| 2154 case NGX_QUIC_FT_STREAM3: | |
| 2155 case NGX_QUIC_FT_STREAM4: | |
| 2156 case NGX_QUIC_FT_STREAM5: | |
| 2157 case NGX_QUIC_FT_STREAM6: | |
| 2158 case NGX_QUIC_FT_STREAM7: | |
| 2159 | |
|
8334
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
8333
diff
changeset
|
2160 if (ngx_quic_handle_stream_frame(c, pkt, &frame) != NGX_OK) { |
| 8225 | 2161 return NGX_ERROR; |
| 2162 } | |
| 2163 | |
| 2164 break; | |
| 2165 | |
|
8237
ff540f13d95d
MAX_DATA frame parser/handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8236
diff
changeset
|
2166 case NGX_QUIC_FT_MAX_DATA: |
|
8365
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
2167 |
|
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
2168 if (ngx_quic_handle_max_data_frame(c, &frame.u.max_data) != NGX_OK) |
|
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
2169 { |
|
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
2170 return NGX_ERROR; |
|
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
2171 } |
|
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
2172 |
|
8237
ff540f13d95d
MAX_DATA frame parser/handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8236
diff
changeset
|
2173 break; |
|
ff540f13d95d
MAX_DATA frame parser/handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8236
diff
changeset
|
2174 |
|
8236
d3b26c3bea22
Added parsing of STREAMS BLOCKED frames.
Vladimir Homutov <vl@nginx.com>
parents:
8235
diff
changeset
|
2175 case NGX_QUIC_FT_STREAMS_BLOCKED: |
|
d3b26c3bea22
Added parsing of STREAMS BLOCKED frames.
Vladimir Homutov <vl@nginx.com>
parents:
8235
diff
changeset
|
2176 case NGX_QUIC_FT_STREAMS_BLOCKED2: |
|
8245
a14afe21e692
Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents:
8241
diff
changeset
|
2177 |
|
a14afe21e692
Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents:
8241
diff
changeset
|
2178 if (ngx_quic_handle_streams_blocked_frame(c, pkt, |
|
a14afe21e692
Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents:
8241
diff
changeset
|
2179 &frame.u.streams_blocked) |
|
a14afe21e692
Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents:
8241
diff
changeset
|
2180 != NGX_OK) |
|
a14afe21e692
Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents:
8241
diff
changeset
|
2181 { |
|
a14afe21e692
Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents:
8241
diff
changeset
|
2182 return NGX_ERROR; |
|
a14afe21e692
Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents:
8241
diff
changeset
|
2183 } |
|
a14afe21e692
Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents:
8241
diff
changeset
|
2184 |
|
8236
d3b26c3bea22
Added parsing of STREAMS BLOCKED frames.
Vladimir Homutov <vl@nginx.com>
parents:
8235
diff
changeset
|
2185 break; |
|
d3b26c3bea22
Added parsing of STREAMS BLOCKED frames.
Vladimir Homutov <vl@nginx.com>
parents:
8235
diff
changeset
|
2186 |
|
8266
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
2187 case NGX_QUIC_FT_STREAM_DATA_BLOCKED: |
|
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
2188 |
|
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
2189 if (ngx_quic_handle_stream_data_blocked_frame(c, pkt, |
|
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
2190 &frame.u.stream_data_blocked) |
|
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
2191 != NGX_OK) |
|
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
2192 { |
|
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
2193 return NGX_ERROR; |
|
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
2194 } |
|
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
2195 |
|
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
2196 break; |
|
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
2197 |
|
8365
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
2198 case NGX_QUIC_FT_MAX_STREAM_DATA: |
|
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
2199 |
|
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
2200 if (ngx_quic_handle_max_stream_data_frame(c, pkt, |
|
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
2201 &frame.u.max_stream_data) |
|
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
2202 != NGX_OK) |
|
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
2203 { |
|
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
2204 return NGX_ERROR; |
|
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
2205 } |
|
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
2206 |
|
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
2207 break; |
|
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
2208 |
|
8428
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8427
diff
changeset
|
2209 case NGX_QUIC_FT_RESET_STREAM: |
|
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8427
diff
changeset
|
2210 |
|
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8427
diff
changeset
|
2211 if (ngx_quic_handle_reset_stream_frame(c, pkt, |
|
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8427
diff
changeset
|
2212 &frame.u.reset_stream) |
|
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8427
diff
changeset
|
2213 != NGX_OK) |
|
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8427
diff
changeset
|
2214 { |
|
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8427
diff
changeset
|
2215 return NGX_ERROR; |
|
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8427
diff
changeset
|
2216 } |
|
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8427
diff
changeset
|
2217 |
|
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8427
diff
changeset
|
2218 break; |
|
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8427
diff
changeset
|
2219 |
|
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8427
diff
changeset
|
2220 case NGX_QUIC_FT_STOP_SENDING: |
|
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8427
diff
changeset
|
2221 |
|
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8427
diff
changeset
|
2222 if (ngx_quic_handle_stop_sending_frame(c, pkt, |
|
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8427
diff
changeset
|
2223 &frame.u.stop_sending) |
|
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8427
diff
changeset
|
2224 != NGX_OK) |
|
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8427
diff
changeset
|
2225 { |
|
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8427
diff
changeset
|
2226 return NGX_ERROR; |
|
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8427
diff
changeset
|
2227 } |
|
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8427
diff
changeset
|
2228 |
|
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8427
diff
changeset
|
2229 break; |
|
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8427
diff
changeset
|
2230 |
|
8495
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8486
diff
changeset
|
2231 case NGX_QUIC_FT_MAX_STREAMS: |
|
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8486
diff
changeset
|
2232 case NGX_QUIC_FT_MAX_STREAMS2: |
|
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8486
diff
changeset
|
2233 |
|
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8486
diff
changeset
|
2234 if (ngx_quic_handle_max_streams_frame(c, pkt, &frame.u.max_streams) |
|
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8486
diff
changeset
|
2235 != NGX_OK) |
|
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8486
diff
changeset
|
2236 { |
|
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8486
diff
changeset
|
2237 return NGX_ERROR; |
|
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8486
diff
changeset
|
2238 } |
|
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8486
diff
changeset
|
2239 |
|
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8486
diff
changeset
|
2240 break; |
|
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8486
diff
changeset
|
2241 |
|
8531
4ff2a0b747d1
QUIC: handle PATH_CHALLENGE frame.
Roman Arutyunyan <arut@nginx.com>
parents:
8530
diff
changeset
|
2242 case NGX_QUIC_FT_PATH_CHALLENGE: |
|
4ff2a0b747d1
QUIC: handle PATH_CHALLENGE frame.
Roman Arutyunyan <arut@nginx.com>
parents:
8530
diff
changeset
|
2243 |
|
4ff2a0b747d1
QUIC: handle PATH_CHALLENGE frame.
Roman Arutyunyan <arut@nginx.com>
parents:
8530
diff
changeset
|
2244 if (ngx_quic_handle_path_challenge_frame(c, pkt, |
|
4ff2a0b747d1
QUIC: handle PATH_CHALLENGE frame.
Roman Arutyunyan <arut@nginx.com>
parents:
8530
diff
changeset
|
2245 &frame.u.path_challenge) |
|
4ff2a0b747d1
QUIC: handle PATH_CHALLENGE frame.
Roman Arutyunyan <arut@nginx.com>
parents:
8530
diff
changeset
|
2246 != NGX_OK) |
|
4ff2a0b747d1
QUIC: handle PATH_CHALLENGE frame.
Roman Arutyunyan <arut@nginx.com>
parents:
8530
diff
changeset
|
2247 { |
|
4ff2a0b747d1
QUIC: handle PATH_CHALLENGE frame.
Roman Arutyunyan <arut@nginx.com>
parents:
8530
diff
changeset
|
2248 return NGX_ERROR; |
|
4ff2a0b747d1
QUIC: handle PATH_CHALLENGE frame.
Roman Arutyunyan <arut@nginx.com>
parents:
8530
diff
changeset
|
2249 } |
|
4ff2a0b747d1
QUIC: handle PATH_CHALLENGE frame.
Roman Arutyunyan <arut@nginx.com>
parents:
8530
diff
changeset
|
2250 |
|
4ff2a0b747d1
QUIC: handle PATH_CHALLENGE frame.
Roman Arutyunyan <arut@nginx.com>
parents:
8530
diff
changeset
|
2251 break; |
|
4ff2a0b747d1
QUIC: handle PATH_CHALLENGE frame.
Roman Arutyunyan <arut@nginx.com>
parents:
8530
diff
changeset
|
2252 |
|
8325
9b9d592c0da3
Ignore non-yet-implemented frames.
Vladimir Homutov <vl@nginx.com>
parents:
8322
diff
changeset
|
2253 case NGX_QUIC_FT_NEW_CONNECTION_ID: |
|
8538
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8536
diff
changeset
|
2254 |
|
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8536
diff
changeset
|
2255 if (ngx_quic_handle_new_connection_id_frame(c, pkt, &frame.u.ncid) |
|
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8536
diff
changeset
|
2256 != NGX_OK) |
|
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8536
diff
changeset
|
2257 { |
|
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8536
diff
changeset
|
2258 return NGX_ERROR; |
|
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8536
diff
changeset
|
2259 } |
|
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8536
diff
changeset
|
2260 |
|
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8536
diff
changeset
|
2261 break; |
|
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8536
diff
changeset
|
2262 |
|
8325
9b9d592c0da3
Ignore non-yet-implemented frames.
Vladimir Homutov <vl@nginx.com>
parents:
8322
diff
changeset
|
2263 case NGX_QUIC_FT_RETIRE_CONNECTION_ID: |
|
9b9d592c0da3
Ignore non-yet-implemented frames.
Vladimir Homutov <vl@nginx.com>
parents:
8322
diff
changeset
|
2264 case NGX_QUIC_FT_PATH_RESPONSE: |
|
9b9d592c0da3
Ignore non-yet-implemented frames.
Vladimir Homutov <vl@nginx.com>
parents:
8322
diff
changeset
|
2265 |
|
9b9d592c0da3
Ignore non-yet-implemented frames.
Vladimir Homutov <vl@nginx.com>
parents:
8322
diff
changeset
|
2266 /* TODO: handle */ |
|
9b9d592c0da3
Ignore non-yet-implemented frames.
Vladimir Homutov <vl@nginx.com>
parents:
8322
diff
changeset
|
2267 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, c->log, 0, |
| 8359 | 2268 "quic frame handler not implemented"); |
|
8325
9b9d592c0da3
Ignore non-yet-implemented frames.
Vladimir Homutov <vl@nginx.com>
parents:
8322
diff
changeset
|
2269 break; |
|
9b9d592c0da3
Ignore non-yet-implemented frames.
Vladimir Homutov <vl@nginx.com>
parents:
8322
diff
changeset
|
2270 |
| 8225 | 2271 default: |
|
8346
4e4485793418
Added MAX_STREAM_DATA stub handler.
Vladimir Homutov <vl@nginx.com>
parents:
8345
diff
changeset
|
2272 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, c->log, 0, |
| 8359 | 2273 "quic missing frame handler"); |
| 8225 | 2274 return NGX_ERROR; |
| 2275 } | |
| 2276 } | |
| 2277 | |
| 2278 if (p != end) { | |
| 2279 ngx_log_error(NGX_LOG_INFO, c->log, 0, | |
| 8361 | 2280 "quic trailing garbage in payload: %ui bytes", end - p); |
|
8385
fb7422074258
Added generation of CC frames with error on connection termination.
Vladimir Homutov <vl@nginx.com>
parents:
8384
diff
changeset
|
2281 |
|
fb7422074258
Added generation of CC frames with error on connection termination.
Vladimir Homutov <vl@nginx.com>
parents:
8384
diff
changeset
|
2282 qc->error = NGX_QUIC_ERR_FRAME_ENCODING_ERROR; |
| 8225 | 2283 return NGX_ERROR; |
| 2284 } | |
| 2285 | |
| 2286 if (do_close) { | |
|
8355
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
2287 qc->draining = 1; |
|
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
2288 ngx_quic_close_connection(c, NGX_OK); |
| 8225 | 2289 } |
| 2290 | |
|
8596
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2291 if (ngx_quic_ack_packet(c, pkt) != NGX_OK) { |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2292 return NGX_ERROR; |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2293 } |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2294 |
|
8367
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8365
diff
changeset
|
2295 return NGX_OK; |
|
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8365
diff
changeset
|
2296 } |
|
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8365
diff
changeset
|
2297 |
|
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8365
diff
changeset
|
2298 |
|
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8365
diff
changeset
|
2299 static ngx_int_t |
|
8596
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2300 ngx_quic_ack_packet(ngx_connection_t *c, ngx_quic_header_t *pkt) |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2301 { |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2302 uint64_t base, largest, smallest, gs, ge, gap, range, pn; |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2303 uint64_t prev_pending; |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2304 ngx_uint_t i, nr; |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2305 ngx_quic_send_ctx_t *ctx; |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2306 ngx_quic_ack_range_t *r; |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2307 |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2308 c->log->action = "preparing ack"; |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2309 |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2310 ctx = ngx_quic_get_send_ctx(c->quic, pkt->level); |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2311 |
|
8599
c01964fd7b8b
QUIC: fixed dropping output ack ranges on input ack.
Vladimir Homutov <vl@nginx.com>
parents:
8598
diff
changeset
|
2312 ngx_log_debug4(NGX_LOG_DEBUG_EVENT, c->log, 0, |
|
c01964fd7b8b
QUIC: fixed dropping output ack ranges on input ack.
Vladimir Homutov <vl@nginx.com>
parents:
8598
diff
changeset
|
2313 "ngx_quic_ack_packet pn %uL largest %uL" |
|
c01964fd7b8b
QUIC: fixed dropping output ack ranges on input ack.
Vladimir Homutov <vl@nginx.com>
parents:
8598
diff
changeset
|
2314 " first %uL nranges %ui", pkt->pn, ctx->largest_range, |
|
c01964fd7b8b
QUIC: fixed dropping output ack ranges on input ack.
Vladimir Homutov <vl@nginx.com>
parents:
8598
diff
changeset
|
2315 ctx->first_range, ctx->nranges); |
|
8596
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2316 |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2317 prev_pending = ctx->pending_ack; |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2318 |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2319 if (pkt->need_ack) { |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2320 |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2321 ngx_post_event(&c->quic->push, &ngx_posted_events); |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2322 |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2323 ctx->send_ack = 1; |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2324 |
|
8598
85a550047eb5
QUIC: added macro for unset packet number.
Vladimir Homutov <vl@nginx.com>
parents:
8597
diff
changeset
|
2325 if (ctx->pending_ack == NGX_QUIC_UNSET_PN |
|
8596
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2326 || ctx->pending_ack < pkt->pn) |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2327 { |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2328 ctx->pending_ack = pkt->pn; |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2329 } |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2330 } |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2331 |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2332 base = ctx->largest_range; |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2333 pn = pkt->pn; |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2334 |
|
8598
85a550047eb5
QUIC: added macro for unset packet number.
Vladimir Homutov <vl@nginx.com>
parents:
8597
diff
changeset
|
2335 if (base == NGX_QUIC_UNSET_PN) { |
|
8596
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2336 ctx->largest_range = pn; |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2337 ctx->ack_received = pkt->received; |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2338 return NGX_OK; |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2339 } |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2340 |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2341 if (base == pn) { |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2342 return NGX_OK; |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2343 } |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2344 |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2345 largest = base; |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2346 smallest = largest - ctx->first_range; |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2347 |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2348 if (pn > base) { |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2349 |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2350 if (pn - base == 1) { |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2351 ctx->first_range++; |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2352 ctx->largest_range = pn; |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2353 ctx->ack_received = pkt->received; |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2354 |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2355 return NGX_OK; |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2356 |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2357 } else { |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2358 /* new gap in front of current largest */ |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2359 |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2360 /* no place for new range, send current range as is */ |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2361 if (ctx->nranges == NGX_QUIC_MAX_RANGES) { |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2362 |
|
8598
85a550047eb5
QUIC: added macro for unset packet number.
Vladimir Homutov <vl@nginx.com>
parents:
8597
diff
changeset
|
2363 if (prev_pending != NGX_QUIC_UNSET_PN) { |
|
8596
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2364 if (ngx_quic_send_ack(c, ctx) != NGX_OK) { |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2365 return NGX_ERROR; |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2366 } |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2367 } |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2368 |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2369 if (prev_pending == ctx->pending_ack || !pkt->need_ack) { |
|
8598
85a550047eb5
QUIC: added macro for unset packet number.
Vladimir Homutov <vl@nginx.com>
parents:
8597
diff
changeset
|
2370 ctx->pending_ack = NGX_QUIC_UNSET_PN; |
|
8596
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2371 } |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2372 } |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2373 |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2374 gap = pn - base - 2; |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2375 range = ctx->first_range; |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2376 |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2377 ctx->first_range = 0; |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2378 ctx->largest_range = pn; |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2379 ctx->ack_received = pkt->received; |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2380 |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2381 i = 0; |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2382 |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2383 goto insert; |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2384 } |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2385 } |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2386 |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2387 /* pn < base, perform lookup in existing ranges */ |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2388 |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2389 if (pn >= smallest && pn <= largest) { |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2390 return NGX_OK; |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2391 } |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2392 |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2393 #if (NGX_SUPPRESS_WARN) |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2394 r = NULL; |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2395 #endif |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2396 |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2397 for (i = 0; i < ctx->nranges; i++) { |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2398 r = &ctx->ranges[i]; |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2399 |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2400 ge = smallest - 1; |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2401 gs = ge - r->gap; |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2402 |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2403 if (pn >= gs && pn <= ge) { |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2404 |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2405 if (gs == ge) { |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2406 /* gap size is exactly one packet, now filled */ |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2407 |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2408 /* data moves to previous range, current is removed */ |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2409 |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2410 if (i == 0) { |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2411 ctx->first_range += r->range + 2; |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2412 |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2413 } else { |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2414 ctx->ranges[i - 1].range += r->range + 2; |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2415 } |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2416 |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2417 nr = ctx->nranges - i - 1; |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2418 if (nr) { |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2419 ngx_memmove(&ctx->ranges[i], &ctx->ranges[i + 1], |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2420 sizeof(ngx_quic_ack_range_t) * nr); |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2421 } |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2422 |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2423 ctx->nranges--; |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2424 |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2425 } else if (pn == gs) { |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2426 /* current gap shrinks from tail (current range grows) */ |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2427 r->gap--; |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2428 r->range++; |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2429 |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2430 } else if (pn == ge) { |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2431 /* current gap shrinks from head (previous range grows) */ |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2432 r->gap--; |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2433 |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2434 if (i == 0) { |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2435 ctx->first_range++; |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2436 |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2437 } else { |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2438 ctx->ranges[i - 1].range++; |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2439 } |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2440 |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2441 } else { |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2442 /* current gap is split into two parts */ |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2443 |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2444 gap = ge - pn - 1; |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2445 range = 0; |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2446 |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2447 if (ctx->nranges == NGX_QUIC_MAX_RANGES) { |
|
8598
85a550047eb5
QUIC: added macro for unset packet number.
Vladimir Homutov <vl@nginx.com>
parents:
8597
diff
changeset
|
2448 if (prev_pending != NGX_QUIC_UNSET_PN) { |
|
8596
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2449 if (ngx_quic_send_ack(c, ctx) != NGX_OK) { |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2450 return NGX_ERROR; |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2451 } |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2452 } |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2453 |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2454 if (prev_pending == ctx->pending_ack || !pkt->need_ack) { |
|
8598
85a550047eb5
QUIC: added macro for unset packet number.
Vladimir Homutov <vl@nginx.com>
parents:
8597
diff
changeset
|
2455 ctx->pending_ack = NGX_QUIC_UNSET_PN; |
|
8596
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2456 } |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2457 } |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2458 |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2459 r->gap = pn - gs - 1; |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2460 goto insert; |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2461 } |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2462 |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2463 return NGX_OK; |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2464 } |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2465 |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2466 largest = smallest - r->gap - 2; |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2467 smallest = largest - r->range; |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2468 |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2469 if (pn >= smallest && pn <= largest) { |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2470 /* this packet number is already known */ |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2471 return NGX_OK; |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2472 } |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2473 |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2474 } |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2475 |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2476 if (pn == smallest - 1) { |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2477 /* extend first or last range */ |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2478 |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2479 if (i == 0) { |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2480 ctx->first_range++; |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2481 |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2482 } else { |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2483 r->range++; |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2484 } |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2485 |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2486 return NGX_OK; |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2487 } |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2488 |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2489 /* nothing found, add new range at the tail */ |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2490 |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2491 if (ctx->nranges == NGX_QUIC_MAX_RANGES) { |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2492 /* packet is too old to keep it */ |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2493 |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2494 if (pkt->need_ack) { |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2495 return ngx_quic_send_ack_range(c, ctx, pn, pn); |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2496 } |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2497 |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2498 return NGX_OK; |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2499 } |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2500 |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2501 gap = smallest - 2 - pn; |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2502 range = 0; |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2503 |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2504 insert: |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2505 |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2506 if (ctx->nranges < NGX_QUIC_MAX_RANGES) { |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2507 ctx->nranges++; |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2508 } |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2509 |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2510 ngx_memmove(&ctx->ranges[i + 1], &ctx->ranges[i], |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2511 sizeof(ngx_quic_ack_range_t) * (ctx->nranges - i - 1)); |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2512 |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2513 ctx->ranges[i].gap = gap; |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2514 ctx->ranges[i].range = range; |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2515 |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2516 return NGX_OK; |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2517 } |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2518 |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2519 |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2520 static ngx_int_t |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2521 ngx_quic_send_ack_range(ngx_connection_t *c, ngx_quic_send_ctx_t *ctx, |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2522 uint64_t smallest, uint64_t largest) |
|
8367
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8365
diff
changeset
|
2523 { |
|
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8365
diff
changeset
|
2524 ngx_quic_frame_t *frame; |
| 8225 | 2525 |
|
8367
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8365
diff
changeset
|
2526 frame = ngx_quic_alloc_frame(c, 0); |
|
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8365
diff
changeset
|
2527 if (frame == NULL) { |
| 8225 | 2528 return NGX_ERROR; |
| 2529 } | |
| 2530 | |
|
8596
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2531 frame->level = ctx->level; |
|
8367
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8365
diff
changeset
|
2532 frame->type = NGX_QUIC_FT_ACK; |
|
8596
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2533 frame->u.ack.largest = largest; |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2534 frame->u.ack.delay = 0; |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2535 frame->u.ack.range_count = 0; |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2536 frame->u.ack.first_range = largest - smallest; |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2537 |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2538 ngx_sprintf(frame->info, "ACK for PN=%uL..%uL 0 ranges level=%d", |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2539 largest, smallest, frame->level); |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2540 |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2541 return NGX_OK; |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2542 } |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2543 |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2544 |
|
8597
0351fcf52a03
QUIC: drop acknowledged ranges.
Vladimir Homutov <vl@nginx.com>
parents:
8596
diff
changeset
|
2545 static void |
|
0351fcf52a03
QUIC: drop acknowledged ranges.
Vladimir Homutov <vl@nginx.com>
parents:
8596
diff
changeset
|
2546 ngx_quic_drop_ack_ranges(ngx_connection_t *c, ngx_quic_send_ctx_t *ctx, |
|
0351fcf52a03
QUIC: drop acknowledged ranges.
Vladimir Homutov <vl@nginx.com>
parents:
8596
diff
changeset
|
2547 uint64_t pn) |
|
0351fcf52a03
QUIC: drop acknowledged ranges.
Vladimir Homutov <vl@nginx.com>
parents:
8596
diff
changeset
|
2548 { |
|
0351fcf52a03
QUIC: drop acknowledged ranges.
Vladimir Homutov <vl@nginx.com>
parents:
8596
diff
changeset
|
2549 uint64_t base; |
|
0351fcf52a03
QUIC: drop acknowledged ranges.
Vladimir Homutov <vl@nginx.com>
parents:
8596
diff
changeset
|
2550 ngx_uint_t i, smallest, largest; |
|
0351fcf52a03
QUIC: drop acknowledged ranges.
Vladimir Homutov <vl@nginx.com>
parents:
8596
diff
changeset
|
2551 ngx_quic_ack_range_t *r; |
|
0351fcf52a03
QUIC: drop acknowledged ranges.
Vladimir Homutov <vl@nginx.com>
parents:
8596
diff
changeset
|
2552 |
|
8599
c01964fd7b8b
QUIC: fixed dropping output ack ranges on input ack.
Vladimir Homutov <vl@nginx.com>
parents:
8598
diff
changeset
|
2553 ngx_log_debug4(NGX_LOG_DEBUG_EVENT, c->log, 0, |
|
c01964fd7b8b
QUIC: fixed dropping output ack ranges on input ack.
Vladimir Homutov <vl@nginx.com>
parents:
8598
diff
changeset
|
2554 "ngx_quic_drop_ack_ranges pn %uL largest %uL" |
|
c01964fd7b8b
QUIC: fixed dropping output ack ranges on input ack.
Vladimir Homutov <vl@nginx.com>
parents:
8598
diff
changeset
|
2555 " first %uL nranges %ui", pn, ctx->largest_range, |
|
c01964fd7b8b
QUIC: fixed dropping output ack ranges on input ack.
Vladimir Homutov <vl@nginx.com>
parents:
8598
diff
changeset
|
2556 ctx->first_range, ctx->nranges); |
|
c01964fd7b8b
QUIC: fixed dropping output ack ranges on input ack.
Vladimir Homutov <vl@nginx.com>
parents:
8598
diff
changeset
|
2557 |
|
8597
0351fcf52a03
QUIC: drop acknowledged ranges.
Vladimir Homutov <vl@nginx.com>
parents:
8596
diff
changeset
|
2558 base = ctx->largest_range; |
|
0351fcf52a03
QUIC: drop acknowledged ranges.
Vladimir Homutov <vl@nginx.com>
parents:
8596
diff
changeset
|
2559 |
|
8598
85a550047eb5
QUIC: added macro for unset packet number.
Vladimir Homutov <vl@nginx.com>
parents:
8597
diff
changeset
|
2560 if (base == NGX_QUIC_UNSET_PN) { |
|
8597
0351fcf52a03
QUIC: drop acknowledged ranges.
Vladimir Homutov <vl@nginx.com>
parents:
8596
diff
changeset
|
2561 return; |
|
0351fcf52a03
QUIC: drop acknowledged ranges.
Vladimir Homutov <vl@nginx.com>
parents:
8596
diff
changeset
|
2562 } |
|
0351fcf52a03
QUIC: drop acknowledged ranges.
Vladimir Homutov <vl@nginx.com>
parents:
8596
diff
changeset
|
2563 |
|
8598
85a550047eb5
QUIC: added macro for unset packet number.
Vladimir Homutov <vl@nginx.com>
parents:
8597
diff
changeset
|
2564 if (ctx->pending_ack != NGX_QUIC_UNSET_PN && pn >= ctx->pending_ack) { |
|
85a550047eb5
QUIC: added macro for unset packet number.
Vladimir Homutov <vl@nginx.com>
parents:
8597
diff
changeset
|
2565 ctx->pending_ack = NGX_QUIC_UNSET_PN; |
|
8597
0351fcf52a03
QUIC: drop acknowledged ranges.
Vladimir Homutov <vl@nginx.com>
parents:
8596
diff
changeset
|
2566 } |
|
0351fcf52a03
QUIC: drop acknowledged ranges.
Vladimir Homutov <vl@nginx.com>
parents:
8596
diff
changeset
|
2567 |
|
0351fcf52a03
QUIC: drop acknowledged ranges.
Vladimir Homutov <vl@nginx.com>
parents:
8596
diff
changeset
|
2568 largest = base; |
|
0351fcf52a03
QUIC: drop acknowledged ranges.
Vladimir Homutov <vl@nginx.com>
parents:
8596
diff
changeset
|
2569 smallest = largest - ctx->first_range; |
|
0351fcf52a03
QUIC: drop acknowledged ranges.
Vladimir Homutov <vl@nginx.com>
parents:
8596
diff
changeset
|
2570 |
|
0351fcf52a03
QUIC: drop acknowledged ranges.
Vladimir Homutov <vl@nginx.com>
parents:
8596
diff
changeset
|
2571 if (pn >= largest) { |
|
8598
85a550047eb5
QUIC: added macro for unset packet number.
Vladimir Homutov <vl@nginx.com>
parents:
8597
diff
changeset
|
2572 ctx->largest_range = NGX_QUIC_UNSET_PN; |
|
8597
0351fcf52a03
QUIC: drop acknowledged ranges.
Vladimir Homutov <vl@nginx.com>
parents:
8596
diff
changeset
|
2573 ctx->first_range = 0; |
|
0351fcf52a03
QUIC: drop acknowledged ranges.
Vladimir Homutov <vl@nginx.com>
parents:
8596
diff
changeset
|
2574 ctx->nranges = 0; |
|
0351fcf52a03
QUIC: drop acknowledged ranges.
Vladimir Homutov <vl@nginx.com>
parents:
8596
diff
changeset
|
2575 return; |
|
0351fcf52a03
QUIC: drop acknowledged ranges.
Vladimir Homutov <vl@nginx.com>
parents:
8596
diff
changeset
|
2576 } |
|
0351fcf52a03
QUIC: drop acknowledged ranges.
Vladimir Homutov <vl@nginx.com>
parents:
8596
diff
changeset
|
2577 |
|
0351fcf52a03
QUIC: drop acknowledged ranges.
Vladimir Homutov <vl@nginx.com>
parents:
8596
diff
changeset
|
2578 if (pn >= smallest) { |
|
0351fcf52a03
QUIC: drop acknowledged ranges.
Vladimir Homutov <vl@nginx.com>
parents:
8596
diff
changeset
|
2579 ctx->first_range = largest - pn - 1; |
|
0351fcf52a03
QUIC: drop acknowledged ranges.
Vladimir Homutov <vl@nginx.com>
parents:
8596
diff
changeset
|
2580 ctx->nranges = 0; |
|
0351fcf52a03
QUIC: drop acknowledged ranges.
Vladimir Homutov <vl@nginx.com>
parents:
8596
diff
changeset
|
2581 return; |
|
0351fcf52a03
QUIC: drop acknowledged ranges.
Vladimir Homutov <vl@nginx.com>
parents:
8596
diff
changeset
|
2582 } |
|
0351fcf52a03
QUIC: drop acknowledged ranges.
Vladimir Homutov <vl@nginx.com>
parents:
8596
diff
changeset
|
2583 |
|
0351fcf52a03
QUIC: drop acknowledged ranges.
Vladimir Homutov <vl@nginx.com>
parents:
8596
diff
changeset
|
2584 for (i = 0; i < ctx->nranges; i++) { |
|
0351fcf52a03
QUIC: drop acknowledged ranges.
Vladimir Homutov <vl@nginx.com>
parents:
8596
diff
changeset
|
2585 r = &ctx->ranges[i]; |
|
0351fcf52a03
QUIC: drop acknowledged ranges.
Vladimir Homutov <vl@nginx.com>
parents:
8596
diff
changeset
|
2586 |
|
0351fcf52a03
QUIC: drop acknowledged ranges.
Vladimir Homutov <vl@nginx.com>
parents:
8596
diff
changeset
|
2587 largest = smallest - r->gap - 2; |
|
0351fcf52a03
QUIC: drop acknowledged ranges.
Vladimir Homutov <vl@nginx.com>
parents:
8596
diff
changeset
|
2588 smallest = largest - r->range; |
|
0351fcf52a03
QUIC: drop acknowledged ranges.
Vladimir Homutov <vl@nginx.com>
parents:
8596
diff
changeset
|
2589 |
|
0351fcf52a03
QUIC: drop acknowledged ranges.
Vladimir Homutov <vl@nginx.com>
parents:
8596
diff
changeset
|
2590 if (pn >= largest) { |
|
0351fcf52a03
QUIC: drop acknowledged ranges.
Vladimir Homutov <vl@nginx.com>
parents:
8596
diff
changeset
|
2591 ctx->nranges = i; |
|
0351fcf52a03
QUIC: drop acknowledged ranges.
Vladimir Homutov <vl@nginx.com>
parents:
8596
diff
changeset
|
2592 return; |
|
0351fcf52a03
QUIC: drop acknowledged ranges.
Vladimir Homutov <vl@nginx.com>
parents:
8596
diff
changeset
|
2593 } |
|
0351fcf52a03
QUIC: drop acknowledged ranges.
Vladimir Homutov <vl@nginx.com>
parents:
8596
diff
changeset
|
2594 if (pn >= smallest) { |
|
0351fcf52a03
QUIC: drop acknowledged ranges.
Vladimir Homutov <vl@nginx.com>
parents:
8596
diff
changeset
|
2595 r->range = largest - pn - 1; |
|
0351fcf52a03
QUIC: drop acknowledged ranges.
Vladimir Homutov <vl@nginx.com>
parents:
8596
diff
changeset
|
2596 ctx->nranges = i + 1; |
|
0351fcf52a03
QUIC: drop acknowledged ranges.
Vladimir Homutov <vl@nginx.com>
parents:
8596
diff
changeset
|
2597 return; |
|
0351fcf52a03
QUIC: drop acknowledged ranges.
Vladimir Homutov <vl@nginx.com>
parents:
8596
diff
changeset
|
2598 } |
|
0351fcf52a03
QUIC: drop acknowledged ranges.
Vladimir Homutov <vl@nginx.com>
parents:
8596
diff
changeset
|
2599 } |
|
0351fcf52a03
QUIC: drop acknowledged ranges.
Vladimir Homutov <vl@nginx.com>
parents:
8596
diff
changeset
|
2600 } |
|
0351fcf52a03
QUIC: drop acknowledged ranges.
Vladimir Homutov <vl@nginx.com>
parents:
8596
diff
changeset
|
2601 |
|
0351fcf52a03
QUIC: drop acknowledged ranges.
Vladimir Homutov <vl@nginx.com>
parents:
8596
diff
changeset
|
2602 |
|
8596
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2603 static ngx_int_t |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2604 ngx_quic_send_ack(ngx_connection_t *c, ngx_quic_send_ctx_t *ctx) |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2605 { |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2606 size_t ranges_len; |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2607 ngx_quic_frame_t *frame; |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2608 |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2609 ranges_len = sizeof(ngx_quic_ack_range_t) * ctx->nranges; |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2610 |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2611 frame = ngx_quic_alloc_frame(c, ranges_len); |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2612 if (frame == NULL) { |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2613 return NGX_ERROR; |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2614 } |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2615 |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2616 ngx_memcpy(frame->data, ctx->ranges, ranges_len); |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2617 |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2618 frame->level = ctx->level; |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2619 frame->type = NGX_QUIC_FT_ACK; |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2620 frame->u.ack.largest = ctx->largest_range; |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2621 frame->u.ack.delay = ngx_quic_ack_delay(c, &ctx->ack_received, ctx->level); |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2622 frame->u.ack.range_count = ctx->nranges; |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2623 frame->u.ack.first_range = ctx->first_range; |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2624 frame->u.ack.ranges_start = frame->data; |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2625 frame->u.ack.ranges_end = frame->data + ranges_len; |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2626 |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2627 ngx_sprintf(frame->info, "ACK for PN=%uL %ui ranges level=%d", |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2628 ctx->largest_range, ctx->nranges, frame->level); |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
2629 |
|
8367
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8365
diff
changeset
|
2630 ngx_quic_queue_frame(c->quic, frame); |
| 8225 | 2631 |
| 8309 | 2632 return NGX_OK; |
| 8225 | 2633 } |
| 2634 | |
| 2635 | |
| 2636 static ngx_int_t | |
|
8470
0d1ad81dd65c
QUIC: delay field of an ACK frame is now calculated.
Vladimir Homutov <vl@nginx.com>
parents:
8469
diff
changeset
|
2637 ngx_quic_ack_delay(ngx_connection_t *c, struct timeval *received, |
|
0d1ad81dd65c
QUIC: delay field of an ACK frame is now calculated.
Vladimir Homutov <vl@nginx.com>
parents:
8469
diff
changeset
|
2638 enum ssl_encryption_level_t level) |
|
0d1ad81dd65c
QUIC: delay field of an ACK frame is now calculated.
Vladimir Homutov <vl@nginx.com>
parents:
8469
diff
changeset
|
2639 { |
|
0d1ad81dd65c
QUIC: delay field of an ACK frame is now calculated.
Vladimir Homutov <vl@nginx.com>
parents:
8469
diff
changeset
|
2640 ngx_int_t ack_delay; |
|
0d1ad81dd65c
QUIC: delay field of an ACK frame is now calculated.
Vladimir Homutov <vl@nginx.com>
parents:
8469
diff
changeset
|
2641 struct timeval tv; |
|
0d1ad81dd65c
QUIC: delay field of an ACK frame is now calculated.
Vladimir Homutov <vl@nginx.com>
parents:
8469
diff
changeset
|
2642 |
|
0d1ad81dd65c
QUIC: delay field of an ACK frame is now calculated.
Vladimir Homutov <vl@nginx.com>
parents:
8469
diff
changeset
|
2643 ack_delay = 0; |
|
0d1ad81dd65c
QUIC: delay field of an ACK frame is now calculated.
Vladimir Homutov <vl@nginx.com>
parents:
8469
diff
changeset
|
2644 |
|
0d1ad81dd65c
QUIC: delay field of an ACK frame is now calculated.
Vladimir Homutov <vl@nginx.com>
parents:
8469
diff
changeset
|
2645 if (level == ssl_encryption_application) { |
|
0d1ad81dd65c
QUIC: delay field of an ACK frame is now calculated.
Vladimir Homutov <vl@nginx.com>
parents:
8469
diff
changeset
|
2646 ngx_gettimeofday(&tv); |
|
0d1ad81dd65c
QUIC: delay field of an ACK frame is now calculated.
Vladimir Homutov <vl@nginx.com>
parents:
8469
diff
changeset
|
2647 ack_delay = (tv.tv_sec - received->tv_sec) * 1000000 |
|
0d1ad81dd65c
QUIC: delay field of an ACK frame is now calculated.
Vladimir Homutov <vl@nginx.com>
parents:
8469
diff
changeset
|
2648 + tv.tv_usec - received->tv_usec; |
|
8567
4983357258d7
QUIC: a bandaid for calculating ack_delay with non-monotonic time.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8566
diff
changeset
|
2649 ack_delay = ngx_max(ack_delay, 0); |
|
8470
0d1ad81dd65c
QUIC: delay field of an ACK frame is now calculated.
Vladimir Homutov <vl@nginx.com>
parents:
8469
diff
changeset
|
2650 ack_delay >>= c->quic->ctp.ack_delay_exponent; |
|
0d1ad81dd65c
QUIC: delay field of an ACK frame is now calculated.
Vladimir Homutov <vl@nginx.com>
parents:
8469
diff
changeset
|
2651 } |
|
0d1ad81dd65c
QUIC: delay field of an ACK frame is now calculated.
Vladimir Homutov <vl@nginx.com>
parents:
8469
diff
changeset
|
2652 |
|
0d1ad81dd65c
QUIC: delay field of an ACK frame is now calculated.
Vladimir Homutov <vl@nginx.com>
parents:
8469
diff
changeset
|
2653 return ack_delay; |
|
0d1ad81dd65c
QUIC: delay field of an ACK frame is now calculated.
Vladimir Homutov <vl@nginx.com>
parents:
8469
diff
changeset
|
2654 } |
|
0d1ad81dd65c
QUIC: delay field of an ACK frame is now calculated.
Vladimir Homutov <vl@nginx.com>
parents:
8469
diff
changeset
|
2655 |
|
0d1ad81dd65c
QUIC: delay field of an ACK frame is now calculated.
Vladimir Homutov <vl@nginx.com>
parents:
8469
diff
changeset
|
2656 |
|
0d1ad81dd65c
QUIC: delay field of an ACK frame is now calculated.
Vladimir Homutov <vl@nginx.com>
parents:
8469
diff
changeset
|
2657 static ngx_int_t |
|
8458
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
8450
diff
changeset
|
2658 ngx_quic_send_cc(ngx_connection_t *c) |
|
8355
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
2659 { |
|
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
2660 ngx_quic_frame_t *frame; |
|
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
2661 ngx_quic_connection_t *qc; |
|
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
2662 |
|
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
2663 qc = c->quic; |
|
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
2664 |
|
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
2665 if (qc->draining) { |
|
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
2666 return NGX_OK; |
|
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
2667 } |
|
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
2668 |
|
8561
b4ef79ef1c23
QUIC: refined the "c->quic->initialized" flag usage.
Vladimir Homutov <vl@nginx.com>
parents:
8560
diff
changeset
|
2669 if (!qc->initialized) { |
|
b4ef79ef1c23
QUIC: refined the "c->quic->initialized" flag usage.
Vladimir Homutov <vl@nginx.com>
parents:
8560
diff
changeset
|
2670 /* try to initialize secrets to send an early error */ |
|
b4ef79ef1c23
QUIC: refined the "c->quic->initialized" flag usage.
Vladimir Homutov <vl@nginx.com>
parents:
8560
diff
changeset
|
2671 if (ngx_quic_init_secrets(c) != NGX_OK) { |
|
b4ef79ef1c23
QUIC: refined the "c->quic->initialized" flag usage.
Vladimir Homutov <vl@nginx.com>
parents:
8560
diff
changeset
|
2672 return NGX_OK; |
|
b4ef79ef1c23
QUIC: refined the "c->quic->initialized" flag usage.
Vladimir Homutov <vl@nginx.com>
parents:
8560
diff
changeset
|
2673 } |
|
b4ef79ef1c23
QUIC: refined the "c->quic->initialized" flag usage.
Vladimir Homutov <vl@nginx.com>
parents:
8560
diff
changeset
|
2674 } |
|
b4ef79ef1c23
QUIC: refined the "c->quic->initialized" flag usage.
Vladimir Homutov <vl@nginx.com>
parents:
8560
diff
changeset
|
2675 |
|
8355
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
2676 if (qc->closing |
|
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
2677 && ngx_current_msec - qc->last_cc < NGX_QUIC_CC_MIN_INTERVAL) |
|
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
2678 { |
|
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
2679 /* dot not send CC too often */ |
|
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
2680 return NGX_OK; |
|
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
2681 } |
|
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
2682 |
|
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
2683 frame = ngx_quic_alloc_frame(c, 0); |
|
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
2684 if (frame == NULL) { |
|
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
2685 return NGX_ERROR; |
|
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
2686 } |
|
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
2687 |
|
8458
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
8450
diff
changeset
|
2688 frame->level = qc->error_level; |
|
8355
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
2689 frame->type = NGX_QUIC_FT_CONNECTION_CLOSE; |
|
8458
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
8450
diff
changeset
|
2690 frame->u.close.error_code = qc->error; |
|
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
8450
diff
changeset
|
2691 frame->u.close.frame_type = qc->error_ftype; |
|
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
8450
diff
changeset
|
2692 frame->u.close.app = qc->error_app; |
|
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
8450
diff
changeset
|
2693 |
|
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
8450
diff
changeset
|
2694 if (qc->error_reason) { |
|
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
8450
diff
changeset
|
2695 frame->u.close.reason.len = ngx_strlen(qc->error_reason); |
|
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
8450
diff
changeset
|
2696 frame->u.close.reason.data = (u_char *) qc->error_reason; |
|
8399
ffd362e87eb2
Added more context to CONNECTION CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
8398
diff
changeset
|
2697 } |
|
ffd362e87eb2
Added more context to CONNECTION CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
8398
diff
changeset
|
2698 |
|
ffd362e87eb2
Added more context to CONNECTION CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
8398
diff
changeset
|
2699 ngx_snprintf(frame->info, sizeof(frame->info) - 1, |
|
8458
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
8450
diff
changeset
|
2700 "CONNECTION_CLOSE%s err:%ui level:%d ft:%ui reason:\"%s\"", |
|
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
8450
diff
changeset
|
2701 qc->error_app ? "_APP" : "", qc->error, qc->error_level, |
|
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
8450
diff
changeset
|
2702 qc->error_ftype, qc->error_reason ? qc->error_reason : "-"); |
|
8355
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
2703 |
|
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
2704 ngx_quic_queue_frame(c->quic, frame); |
|
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
2705 |
|
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
2706 qc->last_cc = ngx_current_msec; |
|
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
2707 |
|
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
2708 return ngx_quic_output(c); |
|
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
2709 } |
|
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
2710 |
|
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
2711 |
|
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
2712 static ngx_int_t |
|
8384
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8383
diff
changeset
|
2713 ngx_quic_send_new_token(ngx_connection_t *c) |
|
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8383
diff
changeset
|
2714 { |
|
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8383
diff
changeset
|
2715 ngx_str_t token; |
|
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8383
diff
changeset
|
2716 ngx_quic_frame_t *frame; |
|
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8383
diff
changeset
|
2717 |
|
8481
0d2b2664b41c
QUIC: added "quic" listen parameter.
Roman Arutyunyan <arut@nginx.com>
parents:
8480
diff
changeset
|
2718 if (!c->quic->conf->retry) { |
|
8384
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8383
diff
changeset
|
2719 return NGX_OK; |
|
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8383
diff
changeset
|
2720 } |
|
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8383
diff
changeset
|
2721 |
|
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8383
diff
changeset
|
2722 if (ngx_quic_new_token(c, &token) != NGX_OK) { |
|
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8383
diff
changeset
|
2723 return NGX_ERROR; |
|
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8383
diff
changeset
|
2724 } |
|
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8383
diff
changeset
|
2725 |
|
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8383
diff
changeset
|
2726 frame = ngx_quic_alloc_frame(c, 0); |
|
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8383
diff
changeset
|
2727 if (frame == NULL) { |
|
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8383
diff
changeset
|
2728 return NGX_ERROR; |
|
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8383
diff
changeset
|
2729 } |
|
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8383
diff
changeset
|
2730 |
|
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8383
diff
changeset
|
2731 frame->level = ssl_encryption_application; |
|
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8383
diff
changeset
|
2732 frame->type = NGX_QUIC_FT_NEW_TOKEN; |
|
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8383
diff
changeset
|
2733 frame->u.token.length = token.len; |
|
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8383
diff
changeset
|
2734 frame->u.token.data = token.data; |
|
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8383
diff
changeset
|
2735 ngx_sprintf(frame->info, "NEW_TOKEN"); |
|
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8383
diff
changeset
|
2736 ngx_quic_queue_frame(c->quic, frame); |
|
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8383
diff
changeset
|
2737 |
|
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8383
diff
changeset
|
2738 return NGX_OK; |
|
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8383
diff
changeset
|
2739 } |
|
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8383
diff
changeset
|
2740 |
| 8450 | 2741 |
|
8384
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8383
diff
changeset
|
2742 static ngx_int_t |
| 8225 | 2743 ngx_quic_handle_ack_frame(ngx_connection_t *c, ngx_quic_header_t *pkt, |
|
8308
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
2744 ngx_quic_ack_frame_t *ack) |
| 8225 | 2745 { |
|
8471
9ed4c12ec948
QUIC: caching c->quic in the ngx_quic_handle_ack_frame() function.
Vladimir Homutov <vl@nginx.com>
parents:
8470
diff
changeset
|
2746 ssize_t n; |
|
9ed4c12ec948
QUIC: caching c->quic in the ngx_quic_handle_ack_frame() function.
Vladimir Homutov <vl@nginx.com>
parents:
8470
diff
changeset
|
2747 u_char *pos, *end; |
|
8502
69033a50c3ae
QUIC: fixed ACK Ranges processing.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8501
diff
changeset
|
2748 uint64_t min, max, gap, range; |
|
8471
9ed4c12ec948
QUIC: caching c->quic in the ngx_quic_handle_ack_frame() function.
Vladimir Homutov <vl@nginx.com>
parents:
8470
diff
changeset
|
2749 ngx_msec_t send_time; |
|
8502
69033a50c3ae
QUIC: fixed ACK Ranges processing.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8501
diff
changeset
|
2750 ngx_uint_t i; |
|
8471
9ed4c12ec948
QUIC: caching c->quic in the ngx_quic_handle_ack_frame() function.
Vladimir Homutov <vl@nginx.com>
parents:
8470
diff
changeset
|
2751 ngx_quic_send_ctx_t *ctx; |
|
9ed4c12ec948
QUIC: caching c->quic in the ngx_quic_handle_ack_frame() function.
Vladimir Homutov <vl@nginx.com>
parents:
8470
diff
changeset
|
2752 ngx_quic_connection_t *qc; |
|
9ed4c12ec948
QUIC: caching c->quic in the ngx_quic_handle_ack_frame() function.
Vladimir Homutov <vl@nginx.com>
parents:
8470
diff
changeset
|
2753 |
|
9ed4c12ec948
QUIC: caching c->quic in the ngx_quic_handle_ack_frame() function.
Vladimir Homutov <vl@nginx.com>
parents:
8470
diff
changeset
|
2754 qc = c->quic; |
|
9ed4c12ec948
QUIC: caching c->quic in the ngx_quic_handle_ack_frame() function.
Vladimir Homutov <vl@nginx.com>
parents:
8470
diff
changeset
|
2755 |
|
9ed4c12ec948
QUIC: caching c->quic in the ngx_quic_handle_ack_frame() function.
Vladimir Homutov <vl@nginx.com>
parents:
8470
diff
changeset
|
2756 ctx = ngx_quic_get_send_ctx(qc, pkt->level); |
|
8308
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
2757 |
|
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
2758 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0, |
| 8359 | 2759 "quic ngx_quic_handle_ack_frame level %d", pkt->level); |
|
8308
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
2760 |
| 8326 | 2761 /* |
|
8385
fb7422074258
Added generation of CC frames with error on connection termination.
Vladimir Homutov <vl@nginx.com>
parents:
8384
diff
changeset
|
2762 * If any computed packet number is negative, an endpoint MUST |
|
fb7422074258
Added generation of CC frames with error on connection termination.
Vladimir Homutov <vl@nginx.com>
parents:
8384
diff
changeset
|
2763 * generate a connection error of type FRAME_ENCODING_ERROR. |
|
fb7422074258
Added generation of CC frames with error on connection termination.
Vladimir Homutov <vl@nginx.com>
parents:
8384
diff
changeset
|
2764 * (19.3.1) |
| 8326 | 2765 */ |
| 2766 | |
|
8308
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
2767 if (ack->first_range > ack->largest) { |
|
8471
9ed4c12ec948
QUIC: caching c->quic in the ngx_quic_handle_ack_frame() function.
Vladimir Homutov <vl@nginx.com>
parents:
8470
diff
changeset
|
2768 qc->error = NGX_QUIC_ERR_FRAME_ENCODING_ERROR; |
|
8308
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
2769 ngx_log_error(NGX_LOG_INFO, c->log, 0, |
| 8361 | 2770 "quic invalid first range in ack frame"); |
|
8308
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
2771 return NGX_ERROR; |
|
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
2772 } |
|
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
2773 |
|
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
2774 min = ack->largest - ack->first_range; |
| 8326 | 2775 max = ack->largest; |
| 2776 | |
|
8469
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
2777 if (ngx_quic_handle_ack_frame_range(c, ctx, min, max, &send_time) |
|
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
2778 != NGX_OK) |
|
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
2779 { |
| 8326 | 2780 return NGX_ERROR; |
| 2781 } | |
| 2782 | |
| 2783 /* 13.2.3. Receiver Tracking of ACK Frames */ | |
|
8598
85a550047eb5
QUIC: added macro for unset packet number.
Vladimir Homutov <vl@nginx.com>
parents:
8597
diff
changeset
|
2784 if (ctx->largest_ack < max || ctx->largest_ack == NGX_QUIC_UNSET_PN) { |
|
8331
bda817d16cc2
Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents:
8328
diff
changeset
|
2785 ctx->largest_ack = max; |
| 8326 | 2786 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0, |
|
8502
69033a50c3ae
QUIC: fixed ACK Ranges processing.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8501
diff
changeset
|
2787 "quic updated largest received ack: %uL", max); |
|
8469
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
2788 |
|
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
2789 /* |
|
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
2790 * An endpoint generates an RTT sample on receiving an |
|
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
2791 * ACK frame that meets the following two conditions: |
|
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
2792 * |
|
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
2793 * - the largest acknowledged packet number is newly acknowledged |
|
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
2794 * - at least one of the newly acknowledged packets was ack-eliciting. |
|
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
2795 */ |
|
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
2796 |
|
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
2797 if (send_time != NGX_TIMER_INFINITE) { |
|
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
2798 ngx_quic_rtt_sample(c, ack, pkt->level, send_time); |
|
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
2799 } |
| 8326 | 2800 } |
| 2801 | |
|
8599
c01964fd7b8b
QUIC: fixed dropping output ack ranges on input ack.
Vladimir Homutov <vl@nginx.com>
parents:
8598
diff
changeset
|
2802 ngx_quic_drop_ack_ranges(c, ctx, ack->largest); |
|
c01964fd7b8b
QUIC: fixed dropping output ack ranges on input ack.
Vladimir Homutov <vl@nginx.com>
parents:
8598
diff
changeset
|
2803 |
| 8326 | 2804 pos = ack->ranges_start; |
| 2805 end = ack->ranges_end; | |
| 2806 | |
| 2807 for (i = 0; i < ack->range_count; i++) { | |
| 2808 | |
| 2809 n = ngx_quic_parse_ack_range(pkt, pos, end, &gap, &range); | |
| 2810 if (n == NGX_ERROR) { | |
| 2811 return NGX_ERROR; | |
| 2812 } | |
| 2813 pos += n; | |
| 2814 | |
|
8502
69033a50c3ae
QUIC: fixed ACK Ranges processing.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8501
diff
changeset
|
2815 if (gap + 2 > min) { |
|
8471
9ed4c12ec948
QUIC: caching c->quic in the ngx_quic_handle_ack_frame() function.
Vladimir Homutov <vl@nginx.com>
parents:
8470
diff
changeset
|
2816 qc->error = NGX_QUIC_ERR_FRAME_ENCODING_ERROR; |
| 8326 | 2817 ngx_log_error(NGX_LOG_INFO, c->log, 0, |
| 8361 | 2818 "quic invalid range %ui in ack frame", i); |
| 8326 | 2819 return NGX_ERROR; |
| 2820 } | |
| 2821 | |
|
8502
69033a50c3ae
QUIC: fixed ACK Ranges processing.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8501
diff
changeset
|
2822 max = min - gap - 2; |
|
69033a50c3ae
QUIC: fixed ACK Ranges processing.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8501
diff
changeset
|
2823 |
|
69033a50c3ae
QUIC: fixed ACK Ranges processing.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8501
diff
changeset
|
2824 if (range > max) { |
|
8471
9ed4c12ec948
QUIC: caching c->quic in the ngx_quic_handle_ack_frame() function.
Vladimir Homutov <vl@nginx.com>
parents:
8470
diff
changeset
|
2825 qc->error = NGX_QUIC_ERR_FRAME_ENCODING_ERROR; |
| 8326 | 2826 ngx_log_error(NGX_LOG_INFO, c->log, 0, |
| 8361 | 2827 "quic invalid range %ui in ack frame", i); |
| 8326 | 2828 return NGX_ERROR; |
| 2829 } | |
| 2830 | |
|
8502
69033a50c3ae
QUIC: fixed ACK Ranges processing.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8501
diff
changeset
|
2831 min = max - range; |
| 8326 | 2832 |
|
8469
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
2833 if (ngx_quic_handle_ack_frame_range(c, ctx, min, max, &send_time) |
|
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
2834 != NGX_OK) |
|
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
2835 { |
| 8326 | 2836 return NGX_ERROR; |
| 2837 } | |
| 2838 } | |
| 2839 | |
|
8513
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8512
diff
changeset
|
2840 return ngx_quic_detect_lost(c); |
| 8326 | 2841 } |
| 2842 | |
| 2843 | |
| 2844 static ngx_int_t | |
|
8331
bda817d16cc2
Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents:
8328
diff
changeset
|
2845 ngx_quic_handle_ack_frame_range(ngx_connection_t *c, ngx_quic_send_ctx_t *ctx, |
|
8469
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
2846 uint64_t min, uint64_t max, ngx_msec_t *send_time) |
| 8326 | 2847 { |
|
8469
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
2848 uint64_t found_num; |
|
8364
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
2849 ngx_uint_t found; |
|
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
2850 ngx_queue_t *q; |
|
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
2851 ngx_quic_frame_t *f; |
|
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
2852 ngx_quic_connection_t *qc; |
|
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
2853 |
|
8502
69033a50c3ae
QUIC: fixed ACK Ranges processing.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8501
diff
changeset
|
2854 ngx_log_debug2(NGX_LOG_DEBUG_EVENT, c->log, 0, |
|
69033a50c3ae
QUIC: fixed ACK Ranges processing.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8501
diff
changeset
|
2855 "quic handle ack range: min:%uL max:%uL", min, max); |
|
69033a50c3ae
QUIC: fixed ACK Ranges processing.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8501
diff
changeset
|
2856 |
|
8364
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
2857 qc = c->quic; |
|
8308
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
2858 |
|
8469
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
2859 *send_time = NGX_TIMER_INFINITE; |
|
8308
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
2860 found = 0; |
|
8469
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
2861 found_num = 0; |
|
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
2862 |
|
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
2863 q = ngx_queue_last(&ctx->sent); |
|
8331
bda817d16cc2
Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents:
8328
diff
changeset
|
2864 |
|
bda817d16cc2
Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents:
8328
diff
changeset
|
2865 while (q != ngx_queue_sentinel(&ctx->sent)) { |
|
8308
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
2866 |
|
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
2867 f = ngx_queue_data(q, ngx_quic_frame_t, queue); |
|
8469
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
2868 q = ngx_queue_prev(q); |
|
8308
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
2869 |
| 8326 | 2870 if (f->pnum >= min && f->pnum <= max) { |
|
8364
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
2871 ngx_quic_congestion_ack(c, f); |
|
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
2872 |
|
8597
0351fcf52a03
QUIC: drop acknowledged ranges.
Vladimir Homutov <vl@nginx.com>
parents:
8596
diff
changeset
|
2873 switch (f->type) { |
|
0351fcf52a03
QUIC: drop acknowledged ranges.
Vladimir Homutov <vl@nginx.com>
parents:
8596
diff
changeset
|
2874 |
|
0351fcf52a03
QUIC: drop acknowledged ranges.
Vladimir Homutov <vl@nginx.com>
parents:
8596
diff
changeset
|
2875 case NGX_QUIC_FT_STREAM0: |
|
0351fcf52a03
QUIC: drop acknowledged ranges.
Vladimir Homutov <vl@nginx.com>
parents:
8596
diff
changeset
|
2876 case NGX_QUIC_FT_STREAM1: |
|
0351fcf52a03
QUIC: drop acknowledged ranges.
Vladimir Homutov <vl@nginx.com>
parents:
8596
diff
changeset
|
2877 case NGX_QUIC_FT_STREAM2: |
|
0351fcf52a03
QUIC: drop acknowledged ranges.
Vladimir Homutov <vl@nginx.com>
parents:
8596
diff
changeset
|
2878 case NGX_QUIC_FT_STREAM3: |
|
0351fcf52a03
QUIC: drop acknowledged ranges.
Vladimir Homutov <vl@nginx.com>
parents:
8596
diff
changeset
|
2879 case NGX_QUIC_FT_STREAM4: |
|
0351fcf52a03
QUIC: drop acknowledged ranges.
Vladimir Homutov <vl@nginx.com>
parents:
8596
diff
changeset
|
2880 case NGX_QUIC_FT_STREAM5: |
|
0351fcf52a03
QUIC: drop acknowledged ranges.
Vladimir Homutov <vl@nginx.com>
parents:
8596
diff
changeset
|
2881 case NGX_QUIC_FT_STREAM6: |
|
0351fcf52a03
QUIC: drop acknowledged ranges.
Vladimir Homutov <vl@nginx.com>
parents:
8596
diff
changeset
|
2882 case NGX_QUIC_FT_STREAM7: |
|
0351fcf52a03
QUIC: drop acknowledged ranges.
Vladimir Homutov <vl@nginx.com>
parents:
8596
diff
changeset
|
2883 ngx_quic_handle_stream_ack(c, f); |
|
0351fcf52a03
QUIC: drop acknowledged ranges.
Vladimir Homutov <vl@nginx.com>
parents:
8596
diff
changeset
|
2884 break; |
|
0351fcf52a03
QUIC: drop acknowledged ranges.
Vladimir Homutov <vl@nginx.com>
parents:
8596
diff
changeset
|
2885 } |
|
8364
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
2886 |
|
8469
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
2887 if (f->pnum > found_num || !found) { |
|
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
2888 *send_time = f->last; |
|
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
2889 found_num = f->pnum; |
|
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
2890 } |
|
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
2891 |
|
8308
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
2892 ngx_queue_remove(&f->queue); |
|
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
2893 ngx_quic_free_frame(c, f); |
|
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
2894 found = 1; |
|
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
2895 } |
|
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
2896 } |
|
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
2897 |
|
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
2898 if (!found) { |
|
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
2899 |
|
8437
4e75267865de
QUIC: fixed off-by-one in frame range handler.
Vladimir Homutov <vl@nginx.com>
parents:
8436
diff
changeset
|
2900 if (max < ctx->pnum) { |
|
8308
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
2901 /* duplicate ACK or ACK for non-ack-eliciting frame */ |
| 8326 | 2902 return NGX_OK; |
|
8308
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
2903 } |
|
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
2904 |
|
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
2905 ngx_log_error(NGX_LOG_INFO, c->log, 0, |
| 8401 | 2906 "quic ACK for the packet not sent"); |
|
8385
fb7422074258
Added generation of CC frames with error on connection termination.
Vladimir Homutov <vl@nginx.com>
parents:
8384
diff
changeset
|
2907 |
|
fb7422074258
Added generation of CC frames with error on connection termination.
Vladimir Homutov <vl@nginx.com>
parents:
8384
diff
changeset
|
2908 qc->error = NGX_QUIC_ERR_PROTOCOL_VIOLATION; |
|
8399
ffd362e87eb2
Added more context to CONNECTION CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
8398
diff
changeset
|
2909 qc->error_ftype = NGX_QUIC_FT_ACK; |
|
ffd362e87eb2
Added more context to CONNECTION CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
8398
diff
changeset
|
2910 qc->error_reason = "unknown packet number"; |
|
8385
fb7422074258
Added generation of CC frames with error on connection termination.
Vladimir Homutov <vl@nginx.com>
parents:
8384
diff
changeset
|
2911 |
|
8308
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
2912 return NGX_ERROR; |
|
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
2913 } |
|
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
2914 |
|
8364
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
2915 if (!qc->push.timer_set) { |
|
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
2916 ngx_post_event(&qc->push, &ngx_posted_events); |
|
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
2917 } |
|
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
2918 |
|
8475
b276833111cf
QUIC: implemented probe timeout (PTO) calculation.
Vladimir Homutov <vl@nginx.com>
parents:
8474
diff
changeset
|
2919 qc->pto_count = 0; |
|
b276833111cf
QUIC: implemented probe timeout (PTO) calculation.
Vladimir Homutov <vl@nginx.com>
parents:
8474
diff
changeset
|
2920 |
| 8225 | 2921 return NGX_OK; |
| 2922 } | |
| 2923 | |
| 2924 | |
|
8364
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
2925 static void |
|
8469
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
2926 ngx_quic_rtt_sample(ngx_connection_t *c, ngx_quic_ack_frame_t *ack, |
|
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
2927 enum ssl_encryption_level_t level, ngx_msec_t send_time) |
|
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
2928 { |
|
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
2929 ngx_msec_t latest_rtt, ack_delay, adjusted_rtt, rttvar_sample; |
|
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
2930 ngx_quic_connection_t *qc; |
|
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
2931 |
|
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
2932 qc = c->quic; |
|
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
2933 |
|
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
2934 latest_rtt = ngx_current_msec - send_time; |
|
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
2935 qc->latest_rtt = latest_rtt; |
|
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
2936 |
|
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
2937 if (qc->min_rtt == NGX_TIMER_INFINITE) { |
|
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
2938 qc->min_rtt = latest_rtt; |
|
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
2939 qc->avg_rtt = latest_rtt; |
|
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
2940 qc->rttvar = latest_rtt / 2; |
|
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
2941 |
|
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
2942 } else { |
|
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
2943 qc->min_rtt = ngx_min(qc->min_rtt, latest_rtt); |
|
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
2944 |
|
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
2945 |
|
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
2946 if (level == ssl_encryption_application) { |
|
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
2947 ack_delay = ack->delay * (1 << qc->ctp.ack_delay_exponent) / 1000; |
|
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
2948 ack_delay = ngx_min(ack_delay, qc->ctp.max_ack_delay); |
|
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
2949 |
|
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
2950 } else { |
|
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
2951 ack_delay = 0; |
|
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
2952 } |
|
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
2953 |
|
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
2954 adjusted_rtt = latest_rtt; |
|
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
2955 |
|
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
2956 if (qc->min_rtt + ack_delay < latest_rtt) { |
|
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
2957 adjusted_rtt -= ack_delay; |
|
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
2958 } |
|
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
2959 |
|
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
2960 qc->avg_rtt = 0.875 * qc->avg_rtt + 0.125 * adjusted_rtt; |
|
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
2961 rttvar_sample = ngx_abs((ngx_msec_int_t) (qc->avg_rtt - adjusted_rtt)); |
|
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
2962 qc->rttvar = 0.75 * qc->rttvar + 0.25 * rttvar_sample; |
|
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
2963 } |
|
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
2964 |
|
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
2965 ngx_log_debug4(NGX_LOG_DEBUG_EVENT, c->log, 0, |
|
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
2966 "quic rtt sample: latest %M, min %M, avg %M, var %M", |
|
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
2967 latest_rtt, qc->min_rtt, qc->avg_rtt, qc->rttvar); |
|
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
2968 } |
|
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
2969 |
|
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
2970 |
|
8475
b276833111cf
QUIC: implemented probe timeout (PTO) calculation.
Vladimir Homutov <vl@nginx.com>
parents:
8474
diff
changeset
|
2971 static ngx_inline ngx_msec_t |
|
b276833111cf
QUIC: implemented probe timeout (PTO) calculation.
Vladimir Homutov <vl@nginx.com>
parents:
8474
diff
changeset
|
2972 ngx_quic_pto(ngx_connection_t *c, ngx_quic_send_ctx_t *ctx) |
|
b276833111cf
QUIC: implemented probe timeout (PTO) calculation.
Vladimir Homutov <vl@nginx.com>
parents:
8474
diff
changeset
|
2973 { |
|
b276833111cf
QUIC: implemented probe timeout (PTO) calculation.
Vladimir Homutov <vl@nginx.com>
parents:
8474
diff
changeset
|
2974 ngx_msec_t duration; |
|
b276833111cf
QUIC: implemented probe timeout (PTO) calculation.
Vladimir Homutov <vl@nginx.com>
parents:
8474
diff
changeset
|
2975 ngx_quic_connection_t *qc; |
|
b276833111cf
QUIC: implemented probe timeout (PTO) calculation.
Vladimir Homutov <vl@nginx.com>
parents:
8474
diff
changeset
|
2976 |
|
b276833111cf
QUIC: implemented probe timeout (PTO) calculation.
Vladimir Homutov <vl@nginx.com>
parents:
8474
diff
changeset
|
2977 qc = c->quic; |
|
b276833111cf
QUIC: implemented probe timeout (PTO) calculation.
Vladimir Homutov <vl@nginx.com>
parents:
8474
diff
changeset
|
2978 |
|
b276833111cf
QUIC: implemented probe timeout (PTO) calculation.
Vladimir Homutov <vl@nginx.com>
parents:
8474
diff
changeset
|
2979 /* PTO calculation: quic-recovery, Appendix 8 */ |
|
b276833111cf
QUIC: implemented probe timeout (PTO) calculation.
Vladimir Homutov <vl@nginx.com>
parents:
8474
diff
changeset
|
2980 duration = qc->avg_rtt; |
|
b276833111cf
QUIC: implemented probe timeout (PTO) calculation.
Vladimir Homutov <vl@nginx.com>
parents:
8474
diff
changeset
|
2981 |
|
b276833111cf
QUIC: implemented probe timeout (PTO) calculation.
Vladimir Homutov <vl@nginx.com>
parents:
8474
diff
changeset
|
2982 duration += ngx_max(4 * qc->rttvar, NGX_QUIC_TIME_GRANULARITY); |
|
b276833111cf
QUIC: implemented probe timeout (PTO) calculation.
Vladimir Homutov <vl@nginx.com>
parents:
8474
diff
changeset
|
2983 duration <<= qc->pto_count; |
|
b276833111cf
QUIC: implemented probe timeout (PTO) calculation.
Vladimir Homutov <vl@nginx.com>
parents:
8474
diff
changeset
|
2984 |
|
b276833111cf
QUIC: implemented probe timeout (PTO) calculation.
Vladimir Homutov <vl@nginx.com>
parents:
8474
diff
changeset
|
2985 if (qc->congestion.in_flight == 0) { /* no in-flight packets */ |
|
b276833111cf
QUIC: implemented probe timeout (PTO) calculation.
Vladimir Homutov <vl@nginx.com>
parents:
8474
diff
changeset
|
2986 return duration; |
|
b276833111cf
QUIC: implemented probe timeout (PTO) calculation.
Vladimir Homutov <vl@nginx.com>
parents:
8474
diff
changeset
|
2987 } |
|
b276833111cf
QUIC: implemented probe timeout (PTO) calculation.
Vladimir Homutov <vl@nginx.com>
parents:
8474
diff
changeset
|
2988 |
|
b276833111cf
QUIC: implemented probe timeout (PTO) calculation.
Vladimir Homutov <vl@nginx.com>
parents:
8474
diff
changeset
|
2989 if (ctx == &qc->send_ctx[2] && c->ssl->handshaked) { |
|
b276833111cf
QUIC: implemented probe timeout (PTO) calculation.
Vladimir Homutov <vl@nginx.com>
parents:
8474
diff
changeset
|
2990 /* application send space */ |
|
b276833111cf
QUIC: implemented probe timeout (PTO) calculation.
Vladimir Homutov <vl@nginx.com>
parents:
8474
diff
changeset
|
2991 |
|
b276833111cf
QUIC: implemented probe timeout (PTO) calculation.
Vladimir Homutov <vl@nginx.com>
parents:
8474
diff
changeset
|
2992 duration += qc->tp.max_ack_delay << qc->pto_count; |
|
b276833111cf
QUIC: implemented probe timeout (PTO) calculation.
Vladimir Homutov <vl@nginx.com>
parents:
8474
diff
changeset
|
2993 } |
|
b276833111cf
QUIC: implemented probe timeout (PTO) calculation.
Vladimir Homutov <vl@nginx.com>
parents:
8474
diff
changeset
|
2994 |
|
b276833111cf
QUIC: implemented probe timeout (PTO) calculation.
Vladimir Homutov <vl@nginx.com>
parents:
8474
diff
changeset
|
2995 return duration; |
|
b276833111cf
QUIC: implemented probe timeout (PTO) calculation.
Vladimir Homutov <vl@nginx.com>
parents:
8474
diff
changeset
|
2996 } |
|
b276833111cf
QUIC: implemented probe timeout (PTO) calculation.
Vladimir Homutov <vl@nginx.com>
parents:
8474
diff
changeset
|
2997 |
|
b276833111cf
QUIC: implemented probe timeout (PTO) calculation.
Vladimir Homutov <vl@nginx.com>
parents:
8474
diff
changeset
|
2998 |
|
8469
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
2999 static void |
|
8364
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
3000 ngx_quic_handle_stream_ack(ngx_connection_t *c, ngx_quic_frame_t *f) |
|
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
3001 { |
|
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
3002 uint64_t sent, unacked; |
|
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
3003 ngx_event_t *wev; |
|
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
3004 ngx_quic_stream_t *sn; |
|
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
3005 ngx_quic_connection_t *qc; |
|
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
3006 |
|
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
3007 qc = c->quic; |
|
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
3008 |
|
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
3009 sn = ngx_quic_find_stream(&qc->streams.tree, f->u.stream.stream_id); |
|
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
3010 if (sn == NULL) { |
|
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
3011 return; |
|
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
3012 } |
|
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
3013 |
|
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
3014 wev = sn->c->write; |
|
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
3015 sent = sn->c->sent; |
|
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
3016 unacked = sent - sn->acked; |
|
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
3017 |
|
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
3018 if (unacked >= NGX_QUIC_STREAM_BUFSIZE && wev->active) { |
|
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
3019 wev->ready = 1; |
|
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
3020 ngx_post_event(wev, &ngx_posted_events); |
|
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
3021 } |
|
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
3022 |
|
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
3023 sn->acked += f->u.stream.length; |
|
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
3024 |
|
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
3025 ngx_log_debug3(NGX_LOG_DEBUG_EVENT, sn->c->log, 0, |
|
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
3026 "quic stream ack %uL acked:%uL, unacked:%uL", |
|
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
3027 f->u.stream.length, sn->acked, sent - sn->acked); |
|
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
3028 } |
|
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
3029 |
|
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
3030 |
| 8225 | 3031 static ngx_int_t |
|
8333
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
3032 ngx_quic_handle_ordered_frame(ngx_connection_t *c, ngx_quic_frames_stream_t *fs, |
|
8378
81a4f98a2556
Cleaned up reordering code.
Vladimir Homutov <vl@nginx.com>
parents:
8377
diff
changeset
|
3033 ngx_quic_frame_t *frame, ngx_quic_frame_handler_pt handler, void *data) |
|
8333
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
3034 { |
|
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
3035 size_t full_len; |
|
8334
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
8333
diff
changeset
|
3036 ngx_int_t rc; |
|
8333
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
3037 ngx_queue_t *q; |
|
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
3038 ngx_quic_ordered_frame_t *f; |
|
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
3039 |
|
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
3040 f = &frame->u.ord; |
|
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
3041 |
|
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
3042 if (f->offset > fs->received) { |
|
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
3043 ngx_log_debug2(NGX_LOG_DEBUG_EVENT, c->log, 0, |
|
8478
d2f716e668e8
Fixed format specifiers.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8477
diff
changeset
|
3044 "quic out-of-order frame: expecting %uL got %uL", |
|
8333
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
3045 fs->received, f->offset); |
|
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
3046 |
|
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
3047 return ngx_quic_buffer_frame(c, fs, frame); |
|
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
3048 } |
|
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
3049 |
|
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
3050 if (f->offset < fs->received) { |
|
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
3051 |
|
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
3052 if (ngx_quic_adjust_frame_offset(c, frame, fs->received) |
|
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
3053 == NGX_DONE) |
|
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
3054 { |
|
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
3055 /* old/duplicate data range */ |
|
8566
9588a2782c62
QUIC: speeding up handshake completion.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8565
diff
changeset
|
3056 return handler == ngx_quic_crypto_input ? NGX_DECLINED : NGX_OK; |
|
8333
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
3057 } |
|
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
3058 |
|
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
3059 /* intersecting data range, frame modified */ |
|
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
3060 } |
|
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
3061 |
|
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
3062 /* f->offset == fs->received */ |
|
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
3063 |
|
8378
81a4f98a2556
Cleaned up reordering code.
Vladimir Homutov <vl@nginx.com>
parents:
8377
diff
changeset
|
3064 rc = handler(c, frame, data); |
|
8334
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
8333
diff
changeset
|
3065 if (rc == NGX_ERROR) { |
| 8225 | 3066 return NGX_ERROR; |
|
8334
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
8333
diff
changeset
|
3067 |
|
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
8333
diff
changeset
|
3068 } else if (rc == NGX_DONE) { |
|
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
8333
diff
changeset
|
3069 /* handler destroyed stream, queue no longer exists */ |
|
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
8333
diff
changeset
|
3070 return NGX_OK; |
| 8225 | 3071 } |
| 3072 | |
|
8334
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
8333
diff
changeset
|
3073 /* rc == NGX_OK */ |
|
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
8333
diff
changeset
|
3074 |
|
8333
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
3075 fs->received += f->length; |
|
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
3076 |
|
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
3077 /* now check the queue if we can continue with buffered frames */ |
|
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
3078 |
|
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
3079 do { |
|
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
3080 q = ngx_queue_head(&fs->frames); |
|
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
3081 if (q == ngx_queue_sentinel(&fs->frames)) { |
|
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
3082 break; |
|
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
3083 } |
|
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
3084 |
|
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
3085 frame = ngx_queue_data(q, ngx_quic_frame_t, queue); |
|
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
3086 f = &frame->u.ord; |
|
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
3087 |
|
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
3088 if (f->offset > fs->received) { |
|
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
3089 /* gap found, nothing more to do */ |
|
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
3090 break; |
|
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
3091 } |
|
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
3092 |
|
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
3093 full_len = f->length; |
|
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
3094 |
|
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
3095 if (f->offset < fs->received) { |
|
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
3096 |
|
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
3097 if (ngx_quic_adjust_frame_offset(c, frame, fs->received) |
|
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
3098 == NGX_DONE) |
|
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
3099 { |
|
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
3100 /* old/duplicate data range */ |
|
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
3101 ngx_queue_remove(q); |
|
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
3102 fs->total -= f->length; |
|
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
3103 |
|
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
3104 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0, |
| 8359 | 3105 "quic skipped buffered frame, total %ui", |
| 3106 fs->total); | |
|
8333
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
3107 ngx_quic_free_frame(c, frame); |
|
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
3108 continue; |
|
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
3109 } |
|
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
3110 |
|
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
3111 /* frame was adjusted, proceed to input */ |
|
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
3112 } |
|
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
3113 |
|
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
3114 /* f->offset == fs->received */ |
|
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
3115 |
|
8378
81a4f98a2556
Cleaned up reordering code.
Vladimir Homutov <vl@nginx.com>
parents:
8377
diff
changeset
|
3116 rc = handler(c, frame, data); |
|
8334
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
8333
diff
changeset
|
3117 |
|
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
8333
diff
changeset
|
3118 if (rc == NGX_ERROR) { |
|
8333
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
3119 return NGX_ERROR; |
|
8334
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
8333
diff
changeset
|
3120 |
|
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
8333
diff
changeset
|
3121 } else if (rc == NGX_DONE) { |
|
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
8333
diff
changeset
|
3122 /* handler destroyed stream, queue no longer exists */ |
|
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
8333
diff
changeset
|
3123 return NGX_OK; |
|
8333
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
3124 } |
|
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
3125 |
|
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
3126 fs->received += f->length; |
|
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
3127 fs->total -= full_len; |
|
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
3128 |
|
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
3129 ngx_queue_remove(q); |
|
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
3130 |
|
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
3131 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0, |
| 8359 | 3132 "quic consumed buffered frame, total %ui", fs->total); |
|
8333
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
3133 |
|
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
3134 ngx_quic_free_frame(c, frame); |
|
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
3135 |
|
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
3136 } while (1); |
|
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
3137 |
|
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
3138 return NGX_OK; |
|
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
3139 } |
|
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
3140 |
|
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
3141 |
|
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
3142 static ngx_int_t |
|
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
3143 ngx_quic_adjust_frame_offset(ngx_connection_t *c, ngx_quic_frame_t *frame, |
|
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
3144 uint64_t offset_in) |
|
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
3145 { |
|
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
3146 size_t tail; |
|
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
3147 ngx_quic_ordered_frame_t *f; |
|
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
3148 |
|
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
3149 f = &frame->u.ord; |
|
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
3150 |
|
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
3151 tail = offset_in - f->offset; |
|
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
3152 |
|
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
3153 if (tail >= f->length) { |
|
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
3154 /* range preceeding already received data or duplicate, ignore */ |
|
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
3155 |
|
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
3156 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, c->log, 0, |
| 8359 | 3157 "quic old or duplicate data in ordered frame, ignored"); |
|
8333
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
3158 return NGX_DONE; |
|
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
3159 } |
|
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
3160 |
|
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
3161 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, c->log, 0, |
| 8359 | 3162 "quic adjusted ordered frame data start to expected offset"); |
|
8333
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
3163 |
|
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
3164 /* intersecting range: adjust data size */ |
|
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
3165 |
|
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
3166 f->offset += tail; |
|
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
3167 f->data += tail; |
|
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
3168 f->length -= tail; |
|
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
3169 |
|
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
3170 return NGX_OK; |
|
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
3171 } |
|
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
3172 |
|
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
3173 |
|
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
3174 static ngx_int_t |
|
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
3175 ngx_quic_buffer_frame(ngx_connection_t *c, ngx_quic_frames_stream_t *fs, |
|
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
3176 ngx_quic_frame_t *frame) |
|
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
3177 { |
|
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
3178 u_char *data; |
|
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
3179 ngx_queue_t *q; |
|
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
3180 ngx_quic_frame_t *dst, *item; |
|
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
3181 ngx_quic_ordered_frame_t *f, *df; |
|
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
3182 |
| 8359 | 3183 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, c->log, 0, |
| 3184 "quic ngx_quic_buffer_frame"); | |
|
8333
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
3185 |
|
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
3186 f = &frame->u.ord; |
|
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
3187 |
|
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
3188 /* frame start offset is in the future, buffer it */ |
|
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
3189 |
|
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
3190 dst = ngx_quic_alloc_frame(c, f->length); |
|
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
3191 if (dst == NULL) { |
|
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
3192 return NGX_ERROR; |
|
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
3193 } |
|
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
3194 |
|
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
3195 data = dst->data; |
|
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
3196 ngx_memcpy(dst, frame, sizeof(ngx_quic_frame_t)); |
|
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
3197 dst->data = data; |
|
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
3198 |
|
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
3199 ngx_memcpy(dst->data, f->data, f->length); |
|
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
3200 |
|
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
3201 df = &dst->u.ord; |
|
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
3202 df->data = dst->data; |
|
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
3203 |
|
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
3204 fs->total += f->length; |
|
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
3205 |
|
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
3206 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0, |
| 8359 | 3207 "quic ordered frame with unexpected offset:" |
| 3208 " buffered, total %ui", fs->total); | |
|
8333
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
3209 |
|
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
3210 if (ngx_queue_empty(&fs->frames)) { |
|
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
3211 ngx_queue_insert_after(&fs->frames, &dst->queue); |
|
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
3212 return NGX_OK; |
|
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
3213 } |
|
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
3214 |
|
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
3215 for (q = ngx_queue_last(&fs->frames); |
|
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
3216 q != ngx_queue_sentinel(&fs->frames); |
|
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
3217 q = ngx_queue_prev(q)) |
|
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
3218 { |
|
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
3219 item = ngx_queue_data(q, ngx_quic_frame_t, queue); |
|
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
3220 f = &item->u.ord; |
|
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
3221 |
|
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
3222 if (f->offset < df->offset) { |
|
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
3223 ngx_queue_insert_after(q, &dst->queue); |
|
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
3224 return NGX_OK; |
|
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
3225 } |
|
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
3226 } |
|
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
3227 |
|
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
3228 ngx_queue_insert_after(&fs->frames, &dst->queue); |
|
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
3229 |
|
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
3230 return NGX_OK; |
|
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
3231 } |
|
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
3232 |
|
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
3233 |
|
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
3234 static ngx_int_t |
|
8335
76839f55bc48
Sorted functions and functions declarations.
Vladimir Homutov <vl@nginx.com>
parents:
8334
diff
changeset
|
3235 ngx_quic_handle_crypto_frame(ngx_connection_t *c, ngx_quic_header_t *pkt, |
|
76839f55bc48
Sorted functions and functions declarations.
Vladimir Homutov <vl@nginx.com>
parents:
8334
diff
changeset
|
3236 ngx_quic_frame_t *frame) |
|
76839f55bc48
Sorted functions and functions declarations.
Vladimir Homutov <vl@nginx.com>
parents:
8334
diff
changeset
|
3237 { |
|
8530
f882b1784f30
QUIC: enforce flow control on incoming STREAM and CRYPTO frames.
Roman Arutyunyan <arut@nginx.com>
parents:
8528
diff
changeset
|
3238 uint64_t last; |
|
8566
9588a2782c62
QUIC: speeding up handshake completion.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8565
diff
changeset
|
3239 ngx_int_t rc; |
|
8573
6226f834b420
QUIC: do not resend empty queue when speeding up handshake.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8572
diff
changeset
|
3240 ngx_quic_send_ctx_t *ctx; |
|
8335
76839f55bc48
Sorted functions and functions declarations.
Vladimir Homutov <vl@nginx.com>
parents:
8334
diff
changeset
|
3241 ngx_quic_connection_t *qc; |
|
8530
f882b1784f30
QUIC: enforce flow control on incoming STREAM and CRYPTO frames.
Roman Arutyunyan <arut@nginx.com>
parents:
8528
diff
changeset
|
3242 ngx_quic_crypto_frame_t *f; |
|
8335
76839f55bc48
Sorted functions and functions declarations.
Vladimir Homutov <vl@nginx.com>
parents:
8334
diff
changeset
|
3243 ngx_quic_frames_stream_t *fs; |
|
76839f55bc48
Sorted functions and functions declarations.
Vladimir Homutov <vl@nginx.com>
parents:
8334
diff
changeset
|
3244 |
|
76839f55bc48
Sorted functions and functions declarations.
Vladimir Homutov <vl@nginx.com>
parents:
8334
diff
changeset
|
3245 qc = c->quic; |
|
76839f55bc48
Sorted functions and functions declarations.
Vladimir Homutov <vl@nginx.com>
parents:
8334
diff
changeset
|
3246 fs = &qc->crypto[pkt->level]; |
|
8530
f882b1784f30
QUIC: enforce flow control on incoming STREAM and CRYPTO frames.
Roman Arutyunyan <arut@nginx.com>
parents:
8528
diff
changeset
|
3247 f = &frame->u.crypto; |
|
f882b1784f30
QUIC: enforce flow control on incoming STREAM and CRYPTO frames.
Roman Arutyunyan <arut@nginx.com>
parents:
8528
diff
changeset
|
3248 |
|
f882b1784f30
QUIC: enforce flow control on incoming STREAM and CRYPTO frames.
Roman Arutyunyan <arut@nginx.com>
parents:
8528
diff
changeset
|
3249 /* no overflow since both values are 62-bit */ |
|
f882b1784f30
QUIC: enforce flow control on incoming STREAM and CRYPTO frames.
Roman Arutyunyan <arut@nginx.com>
parents:
8528
diff
changeset
|
3250 last = f->offset + f->length; |
|
f882b1784f30
QUIC: enforce flow control on incoming STREAM and CRYPTO frames.
Roman Arutyunyan <arut@nginx.com>
parents:
8528
diff
changeset
|
3251 |
|
f882b1784f30
QUIC: enforce flow control on incoming STREAM and CRYPTO frames.
Roman Arutyunyan <arut@nginx.com>
parents:
8528
diff
changeset
|
3252 if (last > fs->received && last - fs->received > NGX_QUIC_MAX_BUFFERED) { |
|
f882b1784f30
QUIC: enforce flow control on incoming STREAM and CRYPTO frames.
Roman Arutyunyan <arut@nginx.com>
parents:
8528
diff
changeset
|
3253 c->quic->error = NGX_QUIC_ERR_CRYPTO_BUFFER_EXCEEDED; |
|
f882b1784f30
QUIC: enforce flow control on incoming STREAM and CRYPTO frames.
Roman Arutyunyan <arut@nginx.com>
parents:
8528
diff
changeset
|
3254 return NGX_ERROR; |
|
f882b1784f30
QUIC: enforce flow control on incoming STREAM and CRYPTO frames.
Roman Arutyunyan <arut@nginx.com>
parents:
8528
diff
changeset
|
3255 } |
|
8335
76839f55bc48
Sorted functions and functions declarations.
Vladimir Homutov <vl@nginx.com>
parents:
8334
diff
changeset
|
3256 |
|
8566
9588a2782c62
QUIC: speeding up handshake completion.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8565
diff
changeset
|
3257 rc = ngx_quic_handle_ordered_frame(c, fs, frame, ngx_quic_crypto_input, |
|
9588a2782c62
QUIC: speeding up handshake completion.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8565
diff
changeset
|
3258 NULL); |
|
9588a2782c62
QUIC: speeding up handshake completion.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8565
diff
changeset
|
3259 if (rc != NGX_DECLINED) { |
|
9588a2782c62
QUIC: speeding up handshake completion.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8565
diff
changeset
|
3260 return rc; |
|
9588a2782c62
QUIC: speeding up handshake completion.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8565
diff
changeset
|
3261 } |
|
9588a2782c62
QUIC: speeding up handshake completion.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8565
diff
changeset
|
3262 |
|
9588a2782c62
QUIC: speeding up handshake completion.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8565
diff
changeset
|
3263 /* speeding up handshake completion */ |
|
9588a2782c62
QUIC: speeding up handshake completion.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8565
diff
changeset
|
3264 |
|
9588a2782c62
QUIC: speeding up handshake completion.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8565
diff
changeset
|
3265 if (pkt->level == ssl_encryption_initial) { |
|
8573
6226f834b420
QUIC: do not resend empty queue when speeding up handshake.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8572
diff
changeset
|
3266 ctx = ngx_quic_get_send_ctx(qc, pkt->level); |
|
6226f834b420
QUIC: do not resend empty queue when speeding up handshake.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8572
diff
changeset
|
3267 |
|
6226f834b420
QUIC: do not resend empty queue when speeding up handshake.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8572
diff
changeset
|
3268 if (!ngx_queue_empty(&ctx->sent)) { |
|
6226f834b420
QUIC: do not resend empty queue when speeding up handshake.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8572
diff
changeset
|
3269 ngx_quic_resend_frames(c, ctx); |
|
6226f834b420
QUIC: do not resend empty queue when speeding up handshake.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8572
diff
changeset
|
3270 } |
|
8566
9588a2782c62
QUIC: speeding up handshake completion.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8565
diff
changeset
|
3271 } |
|
9588a2782c62
QUIC: speeding up handshake completion.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8565
diff
changeset
|
3272 |
|
9588a2782c62
QUIC: speeding up handshake completion.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8565
diff
changeset
|
3273 return NGX_OK; |
|
8335
76839f55bc48
Sorted functions and functions declarations.
Vladimir Homutov <vl@nginx.com>
parents:
8334
diff
changeset
|
3274 } |
|
76839f55bc48
Sorted functions and functions declarations.
Vladimir Homutov <vl@nginx.com>
parents:
8334
diff
changeset
|
3275 |
|
76839f55bc48
Sorted functions and functions declarations.
Vladimir Homutov <vl@nginx.com>
parents:
8334
diff
changeset
|
3276 |
|
76839f55bc48
Sorted functions and functions declarations.
Vladimir Homutov <vl@nginx.com>
parents:
8334
diff
changeset
|
3277 static ngx_int_t |
|
8378
81a4f98a2556
Cleaned up reordering code.
Vladimir Homutov <vl@nginx.com>
parents:
8377
diff
changeset
|
3278 ngx_quic_crypto_input(ngx_connection_t *c, ngx_quic_frame_t *frame, void *data) |
|
8333
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
3279 { |
|
8478
d2f716e668e8
Fixed format specifiers.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8477
diff
changeset
|
3280 int n, sslerr; |
|
8333
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
3281 ngx_ssl_conn_t *ssl_conn; |
|
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
3282 ngx_quic_crypto_frame_t *f; |
|
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
3283 |
|
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
3284 f = &frame->u.crypto; |
|
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
3285 |
| 8225 | 3286 ssl_conn = c->ssl->connection; |
| 3287 | |
| 3288 ngx_log_debug2(NGX_LOG_DEBUG_EVENT, c->log, 0, | |
| 8359 | 3289 "quic SSL_quic_read_level: %d, SSL_quic_write_level: %d", |
| 8225 | 3290 (int) SSL_quic_read_level(ssl_conn), |
| 3291 (int) SSL_quic_write_level(ssl_conn)); | |
| 3292 | |
| 3293 if (!SSL_provide_quic_data(ssl_conn, SSL_quic_read_level(ssl_conn), | |
|
8333
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
3294 f->data, f->length)) |
| 8225 | 3295 { |
| 3296 ngx_ssl_error(NGX_LOG_INFO, c->log, 0, | |
| 3297 "SSL_provide_quic_data() failed"); | |
| 3298 return NGX_ERROR; | |
| 3299 } | |
| 3300 | |
| 3301 n = SSL_do_handshake(ssl_conn); | |
| 3302 | |
| 3303 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0, "SSL_do_handshake: %d", n); | |
| 3304 | |
| 3305 if (n == -1) { | |
| 3306 sslerr = SSL_get_error(ssl_conn, n); | |
| 3307 | |
| 3308 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0, "SSL_get_error: %d", | |
| 3309 sslerr); | |
| 3310 | |
|
8300
23a2b5e7acc8
Improved SSL_do_handshake() error handling in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8299
diff
changeset
|
3311 if (sslerr != SSL_ERROR_WANT_READ) { |
| 8225 | 3312 ngx_ssl_error(NGX_LOG_ERR, c->log, 0, "SSL_do_handshake() failed"); |
|
8300
23a2b5e7acc8
Improved SSL_do_handshake() error handling in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8299
diff
changeset
|
3313 return NGX_ERROR; |
| 8225 | 3314 } |
|
8263
1295b293d09a
Connection states code cleanup.
Vladimir Homutov <vl@nginx.com>
parents:
8260
diff
changeset
|
3315 |
|
8302
76818c9cdd6f
Sending HANDSHAKE_DONE just once with BoringSSL.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8301
diff
changeset
|
3316 } else if (n == 1 && !SSL_in_init(ssl_conn)) { |
| 8225 | 3317 |
|
8263
1295b293d09a
Connection states code cleanup.
Vladimir Homutov <vl@nginx.com>
parents:
8260
diff
changeset
|
3318 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0, |
| 8299 | 3319 "quic ssl cipher: %s", SSL_get_cipher(ssl_conn)); |
| 8225 | 3320 |
|
8263
1295b293d09a
Connection states code cleanup.
Vladimir Homutov <vl@nginx.com>
parents:
8260
diff
changeset
|
3321 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, c->log, 0, |
| 8359 | 3322 "quic handshake completed successfully"); |
|
8273
cb75f194f1f0
Implemented sending HANDSHAKE_DONE frame after handshake.
Vladimir Homutov <vl@nginx.com>
parents:
8272
diff
changeset
|
3323 |
|
8475
b276833111cf
QUIC: implemented probe timeout (PTO) calculation.
Vladimir Homutov <vl@nginx.com>
parents:
8474
diff
changeset
|
3324 c->ssl->handshaked = 1; |
|
8526
11fc65261689
QUIC: disabled bidirectional SSL shutdown after 09fb2135a589.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8525
diff
changeset
|
3325 c->ssl->no_wait_shutdown = 1; |
|
8475
b276833111cf
QUIC: implemented probe timeout (PTO) calculation.
Vladimir Homutov <vl@nginx.com>
parents:
8474
diff
changeset
|
3326 |
| 8286 | 3327 frame = ngx_quic_alloc_frame(c, 0); |
|
8273
cb75f194f1f0
Implemented sending HANDSHAKE_DONE frame after handshake.
Vladimir Homutov <vl@nginx.com>
parents:
8272
diff
changeset
|
3328 if (frame == NULL) { |
|
cb75f194f1f0
Implemented sending HANDSHAKE_DONE frame after handshake.
Vladimir Homutov <vl@nginx.com>
parents:
8272
diff
changeset
|
3329 return NGX_ERROR; |
|
cb75f194f1f0
Implemented sending HANDSHAKE_DONE frame after handshake.
Vladimir Homutov <vl@nginx.com>
parents:
8272
diff
changeset
|
3330 } |
|
cb75f194f1f0
Implemented sending HANDSHAKE_DONE frame after handshake.
Vladimir Homutov <vl@nginx.com>
parents:
8272
diff
changeset
|
3331 |
|
cb75f194f1f0
Implemented sending HANDSHAKE_DONE frame after handshake.
Vladimir Homutov <vl@nginx.com>
parents:
8272
diff
changeset
|
3332 /* 12.4 Frames and frame types, figure 8 */ |
|
cb75f194f1f0
Implemented sending HANDSHAKE_DONE frame after handshake.
Vladimir Homutov <vl@nginx.com>
parents:
8272
diff
changeset
|
3333 frame->level = ssl_encryption_application; |
|
cb75f194f1f0
Implemented sending HANDSHAKE_DONE frame after handshake.
Vladimir Homutov <vl@nginx.com>
parents:
8272
diff
changeset
|
3334 frame->type = NGX_QUIC_FT_HANDSHAKE_DONE; |
|
cb75f194f1f0
Implemented sending HANDSHAKE_DONE frame after handshake.
Vladimir Homutov <vl@nginx.com>
parents:
8272
diff
changeset
|
3335 ngx_sprintf(frame->info, "HANDSHAKE DONE on handshake completed"); |
|
cb75f194f1f0
Implemented sending HANDSHAKE_DONE frame after handshake.
Vladimir Homutov <vl@nginx.com>
parents:
8272
diff
changeset
|
3336 ngx_quic_queue_frame(c->quic, frame); |
|
8319
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8316
diff
changeset
|
3337 |
|
8384
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8383
diff
changeset
|
3338 if (ngx_quic_send_new_token(c) != NGX_OK) { |
|
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8383
diff
changeset
|
3339 return NGX_ERROR; |
|
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8383
diff
changeset
|
3340 } |
|
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8383
diff
changeset
|
3341 |
|
8319
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8316
diff
changeset
|
3342 /* |
|
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8316
diff
changeset
|
3343 * Generating next keys before a key update is received. |
|
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8316
diff
changeset
|
3344 * See quic-tls 9.4 Header Protection Timing Side-Channels. |
|
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8316
diff
changeset
|
3345 */ |
|
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8316
diff
changeset
|
3346 |
|
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8316
diff
changeset
|
3347 if (ngx_quic_key_update(c, &c->quic->keys[ssl_encryption_application], |
|
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8316
diff
changeset
|
3348 &c->quic->next_key) |
|
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8316
diff
changeset
|
3349 != NGX_OK) |
|
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8316
diff
changeset
|
3350 { |
|
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8316
diff
changeset
|
3351 return NGX_ERROR; |
|
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8316
diff
changeset
|
3352 } |
|
8393
e169cce912c7
Avoid retransmitting of packets with discarded keys.
Vladimir Homutov <vl@nginx.com>
parents:
8392
diff
changeset
|
3353 |
|
e169cce912c7
Avoid retransmitting of packets with discarded keys.
Vladimir Homutov <vl@nginx.com>
parents:
8392
diff
changeset
|
3354 /* |
|
e169cce912c7
Avoid retransmitting of packets with discarded keys.
Vladimir Homutov <vl@nginx.com>
parents:
8392
diff
changeset
|
3355 * 4.10.2 An endpoint MUST discard its handshake keys |
|
e169cce912c7
Avoid retransmitting of packets with discarded keys.
Vladimir Homutov <vl@nginx.com>
parents:
8392
diff
changeset
|
3356 * when the TLS handshake is confirmed |
|
e169cce912c7
Avoid retransmitting of packets with discarded keys.
Vladimir Homutov <vl@nginx.com>
parents:
8392
diff
changeset
|
3357 */ |
|
8560
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8559
diff
changeset
|
3358 ngx_quic_discard_ctx(c, ssl_encryption_handshake); |
|
8263
1295b293d09a
Connection states code cleanup.
Vladimir Homutov <vl@nginx.com>
parents:
8260
diff
changeset
|
3359 } |
|
1295b293d09a
Connection states code cleanup.
Vladimir Homutov <vl@nginx.com>
parents:
8260
diff
changeset
|
3360 |
| 8225 | 3361 ngx_log_debug2(NGX_LOG_DEBUG_EVENT, c->log, 0, |
| 8359 | 3362 "quic SSL_quic_read_level: %d, SSL_quic_write_level: %d", |
| 8225 | 3363 (int) SSL_quic_read_level(ssl_conn), |
| 3364 (int) SSL_quic_write_level(ssl_conn)); | |
| 3365 | |
| 3366 return NGX_OK; | |
| 3367 } | |
| 3368 | |
| 3369 | |
| 3370 static ngx_int_t | |
|
8334
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
8333
diff
changeset
|
3371 ngx_quic_handle_stream_frame(ngx_connection_t *c, ngx_quic_header_t *pkt, |
|
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
8333
diff
changeset
|
3372 ngx_quic_frame_t *frame) |
| 8225 | 3373 { |
|
8530
f882b1784f30
QUIC: enforce flow control on incoming STREAM and CRYPTO frames.
Roman Arutyunyan <arut@nginx.com>
parents:
8528
diff
changeset
|
3374 size_t window; |
|
f882b1784f30
QUIC: enforce flow control on incoming STREAM and CRYPTO frames.
Roman Arutyunyan <arut@nginx.com>
parents:
8528
diff
changeset
|
3375 uint64_t last; |
|
f882b1784f30
QUIC: enforce flow control on incoming STREAM and CRYPTO frames.
Roman Arutyunyan <arut@nginx.com>
parents:
8528
diff
changeset
|
3376 ngx_buf_t *b; |
|
8504
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
3377 ngx_pool_t *pool; |
|
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
3378 ngx_connection_t *sc; |
|
8334
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
8333
diff
changeset
|
3379 ngx_quic_stream_t *sn; |
|
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
8333
diff
changeset
|
3380 ngx_quic_connection_t *qc; |
|
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
8333
diff
changeset
|
3381 ngx_quic_stream_frame_t *f; |
|
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
8333
diff
changeset
|
3382 ngx_quic_frames_stream_t *fs; |
| 8225 | 3383 |
| 3384 qc = c->quic; | |
|
8334
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
8333
diff
changeset
|
3385 f = &frame->u.stream; |
| 8225 | 3386 |
|
8427
d437ee1ce81e
Reject invalid STREAM ID with STREAM_STATE_ERROR connection error.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8424
diff
changeset
|
3387 if ((f->stream_id & NGX_QUIC_STREAM_UNIDIRECTIONAL) |
|
d437ee1ce81e
Reject invalid STREAM ID with STREAM_STATE_ERROR connection error.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8424
diff
changeset
|
3388 && (f->stream_id & NGX_QUIC_STREAM_SERVER_INITIATED)) |
|
d437ee1ce81e
Reject invalid STREAM ID with STREAM_STATE_ERROR connection error.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8424
diff
changeset
|
3389 { |
|
d437ee1ce81e
Reject invalid STREAM ID with STREAM_STATE_ERROR connection error.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8424
diff
changeset
|
3390 qc->error = NGX_QUIC_ERR_STREAM_STATE_ERROR; |
|
d437ee1ce81e
Reject invalid STREAM ID with STREAM_STATE_ERROR connection error.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8424
diff
changeset
|
3391 return NGX_ERROR; |
|
d437ee1ce81e
Reject invalid STREAM ID with STREAM_STATE_ERROR connection error.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8424
diff
changeset
|
3392 } |
|
d437ee1ce81e
Reject invalid STREAM ID with STREAM_STATE_ERROR connection error.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8424
diff
changeset
|
3393 |
|
8530
f882b1784f30
QUIC: enforce flow control on incoming STREAM and CRYPTO frames.
Roman Arutyunyan <arut@nginx.com>
parents:
8528
diff
changeset
|
3394 /* no overflow since both values are 62-bit */ |
|
f882b1784f30
QUIC: enforce flow control on incoming STREAM and CRYPTO frames.
Roman Arutyunyan <arut@nginx.com>
parents:
8528
diff
changeset
|
3395 last = f->offset + f->length; |
|
f882b1784f30
QUIC: enforce flow control on incoming STREAM and CRYPTO frames.
Roman Arutyunyan <arut@nginx.com>
parents:
8528
diff
changeset
|
3396 |
| 8225 | 3397 sn = ngx_quic_find_stream(&qc->streams.tree, f->stream_id); |
| 3398 | |
|
8334
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
8333
diff
changeset
|
3399 if (sn == NULL) { |
|
8504
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
3400 sn = ngx_quic_create_client_stream(c, f->stream_id); |
|
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
3401 |
|
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
3402 if (sn == NULL) { |
|
8427
d437ee1ce81e
Reject invalid STREAM ID with STREAM_STATE_ERROR connection error.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8424
diff
changeset
|
3403 return NGX_ERROR; |
|
d437ee1ce81e
Reject invalid STREAM ID with STREAM_STATE_ERROR connection error.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8424
diff
changeset
|
3404 } |
|
d437ee1ce81e
Reject invalid STREAM ID with STREAM_STATE_ERROR connection error.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8424
diff
changeset
|
3405 |
|
8504
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
3406 if (sn == NGX_QUIC_STREAM_GONE) { |
|
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
3407 return NGX_OK; |
|
8496
c5324bb3a704
QUIC: limited the number of client-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8495
diff
changeset
|
3408 } |
|
8337
ab443e80d9e4
Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents:
8336
diff
changeset
|
3409 |
|
8504
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
3410 sc = sn->c; |
|
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
3411 fs = &sn->fs; |
|
8530
f882b1784f30
QUIC: enforce flow control on incoming STREAM and CRYPTO frames.
Roman Arutyunyan <arut@nginx.com>
parents:
8528
diff
changeset
|
3412 b = sn->b; |
|
f882b1784f30
QUIC: enforce flow control on incoming STREAM and CRYPTO frames.
Roman Arutyunyan <arut@nginx.com>
parents:
8528
diff
changeset
|
3413 window = b->end - b->last; |
|
f882b1784f30
QUIC: enforce flow control on incoming STREAM and CRYPTO frames.
Roman Arutyunyan <arut@nginx.com>
parents:
8528
diff
changeset
|
3414 |
|
f882b1784f30
QUIC: enforce flow control on incoming STREAM and CRYPTO frames.
Roman Arutyunyan <arut@nginx.com>
parents:
8528
diff
changeset
|
3415 if (last > window) { |
|
f882b1784f30
QUIC: enforce flow control on incoming STREAM and CRYPTO frames.
Roman Arutyunyan <arut@nginx.com>
parents:
8528
diff
changeset
|
3416 c->quic->error = NGX_QUIC_ERR_FLOW_CONTROL_ERROR; |
|
f882b1784f30
QUIC: enforce flow control on incoming STREAM and CRYPTO frames.
Roman Arutyunyan <arut@nginx.com>
parents:
8528
diff
changeset
|
3417 goto cleanup; |
|
f882b1784f30
QUIC: enforce flow control on incoming STREAM and CRYPTO frames.
Roman Arutyunyan <arut@nginx.com>
parents:
8528
diff
changeset
|
3418 } |
|
8504
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
3419 |
|
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
3420 if (ngx_quic_handle_ordered_frame(c, fs, frame, ngx_quic_stream_input, |
|
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
3421 sn) |
|
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
3422 != NGX_OK) |
|
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
3423 { |
|
8530
f882b1784f30
QUIC: enforce flow control on incoming STREAM and CRYPTO frames.
Roman Arutyunyan <arut@nginx.com>
parents:
8528
diff
changeset
|
3424 goto cleanup; |
|
8337
ab443e80d9e4
Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents:
8336
diff
changeset
|
3425 } |
|
ab443e80d9e4
Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents:
8336
diff
changeset
|
3426 |
|
8504
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
3427 sc->listening->handler(sc); |
|
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
3428 |
|
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
3429 return NGX_OK; |
|
8334
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
8333
diff
changeset
|
3430 } |
|
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
8333
diff
changeset
|
3431 |
|
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
8333
diff
changeset
|
3432 fs = &sn->fs; |
|
8530
f882b1784f30
QUIC: enforce flow control on incoming STREAM and CRYPTO frames.
Roman Arutyunyan <arut@nginx.com>
parents:
8528
diff
changeset
|
3433 b = sn->b; |
|
f882b1784f30
QUIC: enforce flow control on incoming STREAM and CRYPTO frames.
Roman Arutyunyan <arut@nginx.com>
parents:
8528
diff
changeset
|
3434 window = (b->pos - b->start) + (b->end - b->last); |
|
f882b1784f30
QUIC: enforce flow control on incoming STREAM and CRYPTO frames.
Roman Arutyunyan <arut@nginx.com>
parents:
8528
diff
changeset
|
3435 |
|
f882b1784f30
QUIC: enforce flow control on incoming STREAM and CRYPTO frames.
Roman Arutyunyan <arut@nginx.com>
parents:
8528
diff
changeset
|
3436 if (last > fs->received && last - fs->received > window) { |
|
f882b1784f30
QUIC: enforce flow control on incoming STREAM and CRYPTO frames.
Roman Arutyunyan <arut@nginx.com>
parents:
8528
diff
changeset
|
3437 c->quic->error = NGX_QUIC_ERR_FLOW_CONTROL_ERROR; |
|
f882b1784f30
QUIC: enforce flow control on incoming STREAM and CRYPTO frames.
Roman Arutyunyan <arut@nginx.com>
parents:
8528
diff
changeset
|
3438 return NGX_ERROR; |
|
f882b1784f30
QUIC: enforce flow control on incoming STREAM and CRYPTO frames.
Roman Arutyunyan <arut@nginx.com>
parents:
8528
diff
changeset
|
3439 } |
|
8334
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
8333
diff
changeset
|
3440 |
|
8378
81a4f98a2556
Cleaned up reordering code.
Vladimir Homutov <vl@nginx.com>
parents:
8377
diff
changeset
|
3441 return ngx_quic_handle_ordered_frame(c, fs, frame, ngx_quic_stream_input, |
|
81a4f98a2556
Cleaned up reordering code.
Vladimir Homutov <vl@nginx.com>
parents:
8377
diff
changeset
|
3442 sn); |
|
8530
f882b1784f30
QUIC: enforce flow control on incoming STREAM and CRYPTO frames.
Roman Arutyunyan <arut@nginx.com>
parents:
8528
diff
changeset
|
3443 |
|
f882b1784f30
QUIC: enforce flow control on incoming STREAM and CRYPTO frames.
Roman Arutyunyan <arut@nginx.com>
parents:
8528
diff
changeset
|
3444 cleanup: |
|
f882b1784f30
QUIC: enforce flow control on incoming STREAM and CRYPTO frames.
Roman Arutyunyan <arut@nginx.com>
parents:
8528
diff
changeset
|
3445 |
|
f882b1784f30
QUIC: enforce flow control on incoming STREAM and CRYPTO frames.
Roman Arutyunyan <arut@nginx.com>
parents:
8528
diff
changeset
|
3446 pool = sc->pool; |
|
f882b1784f30
QUIC: enforce flow control on incoming STREAM and CRYPTO frames.
Roman Arutyunyan <arut@nginx.com>
parents:
8528
diff
changeset
|
3447 |
|
f882b1784f30
QUIC: enforce flow control on incoming STREAM and CRYPTO frames.
Roman Arutyunyan <arut@nginx.com>
parents:
8528
diff
changeset
|
3448 ngx_close_connection(sc); |
|
f882b1784f30
QUIC: enforce flow control on incoming STREAM and CRYPTO frames.
Roman Arutyunyan <arut@nginx.com>
parents:
8528
diff
changeset
|
3449 ngx_destroy_pool(pool); |
|
f882b1784f30
QUIC: enforce flow control on incoming STREAM and CRYPTO frames.
Roman Arutyunyan <arut@nginx.com>
parents:
8528
diff
changeset
|
3450 |
|
f882b1784f30
QUIC: enforce flow control on incoming STREAM and CRYPTO frames.
Roman Arutyunyan <arut@nginx.com>
parents:
8528
diff
changeset
|
3451 return NGX_ERROR; |
|
8334
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
8333
diff
changeset
|
3452 } |
|
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
8333
diff
changeset
|
3453 |
|
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
8333
diff
changeset
|
3454 |
|
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
8333
diff
changeset
|
3455 static ngx_int_t |
|
8378
81a4f98a2556
Cleaned up reordering code.
Vladimir Homutov <vl@nginx.com>
parents:
8377
diff
changeset
|
3456 ngx_quic_stream_input(ngx_connection_t *c, ngx_quic_frame_t *frame, void *data) |
|
8334
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
8333
diff
changeset
|
3457 { |
|
8501
fc16e303003a
QUIC: fixed possible use-after-free on stream cleanup.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8500
diff
changeset
|
3458 uint64_t id; |
|
8334
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
8333
diff
changeset
|
3459 ngx_buf_t *b; |
|
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
8333
diff
changeset
|
3460 ngx_event_t *rev; |
|
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
8333
diff
changeset
|
3461 ngx_quic_stream_t *sn; |
|
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
8333
diff
changeset
|
3462 ngx_quic_connection_t *qc; |
|
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
8333
diff
changeset
|
3463 ngx_quic_stream_frame_t *f; |
|
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
8333
diff
changeset
|
3464 |
|
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
8333
diff
changeset
|
3465 qc = c->quic; |
|
8378
81a4f98a2556
Cleaned up reordering code.
Vladimir Homutov <vl@nginx.com>
parents:
8377
diff
changeset
|
3466 sn = data; |
|
8334
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
8333
diff
changeset
|
3467 |
|
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
8333
diff
changeset
|
3468 f = &frame->u.stream; |
|
8501
fc16e303003a
QUIC: fixed possible use-after-free on stream cleanup.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8500
diff
changeset
|
3469 id = f->stream_id; |
|
8334
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
8333
diff
changeset
|
3470 |
| 8225 | 3471 b = sn->b; |
|
8337
ab443e80d9e4
Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents:
8336
diff
changeset
|
3472 |
|
ab443e80d9e4
Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents:
8336
diff
changeset
|
3473 if ((size_t) ((b->pos - b->start) + (b->end - b->last)) < f->length) { |
| 8361 | 3474 ngx_log_error(NGX_LOG_INFO, c->log, 0, |
| 3475 "quic no space in stream buffer"); | |
|
8337
ab443e80d9e4
Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents:
8336
diff
changeset
|
3476 return NGX_ERROR; |
|
ab443e80d9e4
Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents:
8336
diff
changeset
|
3477 } |
|
ab443e80d9e4
Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents:
8336
diff
changeset
|
3478 |
|
ab443e80d9e4
Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents:
8336
diff
changeset
|
3479 if ((size_t) (b->end - b->last) < f->length) { |
|
ab443e80d9e4
Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents:
8336
diff
changeset
|
3480 b->last = ngx_movemem(b->start, b->pos, b->last - b->pos); |
|
ab443e80d9e4
Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents:
8336
diff
changeset
|
3481 b->pos = b->start; |
|
ab443e80d9e4
Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents:
8336
diff
changeset
|
3482 } |
|
ab443e80d9e4
Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents:
8336
diff
changeset
|
3483 |
|
8282
4cf00c14f11a
Safe QUIC stream creation.
Roman Arutyunyan <arut@nginx.com>
parents:
8281
diff
changeset
|
3484 b->last = ngx_cpymem(b->last, f->data, f->length); |
| 8225 | 3485 |
|
8294
32db41d603cd
Fixed handling QUIC stream eof.
Roman Arutyunyan <arut@nginx.com>
parents:
8293
diff
changeset
|
3486 rev = sn->c->read; |
|
32db41d603cd
Fixed handling QUIC stream eof.
Roman Arutyunyan <arut@nginx.com>
parents:
8293
diff
changeset
|
3487 rev->ready = 1; |
|
32db41d603cd
Fixed handling QUIC stream eof.
Roman Arutyunyan <arut@nginx.com>
parents:
8293
diff
changeset
|
3488 |
|
32db41d603cd
Fixed handling QUIC stream eof.
Roman Arutyunyan <arut@nginx.com>
parents:
8293
diff
changeset
|
3489 if (f->fin) { |
|
32db41d603cd
Fixed handling QUIC stream eof.
Roman Arutyunyan <arut@nginx.com>
parents:
8293
diff
changeset
|
3490 rev->pending_eof = 1; |
|
32db41d603cd
Fixed handling QUIC stream eof.
Roman Arutyunyan <arut@nginx.com>
parents:
8293
diff
changeset
|
3491 } |
| 8225 | 3492 |
|
8337
ab443e80d9e4
Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents:
8336
diff
changeset
|
3493 if (rev->active) { |
|
ab443e80d9e4
Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents:
8336
diff
changeset
|
3494 rev->handler(rev); |
|
8314
de8981bf2dd5
Advertizing MAX_STREAMS (0x12) credit in advance.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8312
diff
changeset
|
3495 } |
|
de8981bf2dd5
Advertizing MAX_STREAMS (0x12) credit in advance.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8312
diff
changeset
|
3496 |
|
8337
ab443e80d9e4
Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents:
8336
diff
changeset
|
3497 /* check if stream was destroyed by handler */ |
|
8501
fc16e303003a
QUIC: fixed possible use-after-free on stream cleanup.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8500
diff
changeset
|
3498 if (ngx_quic_find_stream(&qc->streams.tree, id) == NULL) { |
|
8334
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
8333
diff
changeset
|
3499 return NGX_DONE; |
|
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
8333
diff
changeset
|
3500 } |
|
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
8333
diff
changeset
|
3501 |
| 8225 | 3502 return NGX_OK; |
| 3503 } | |
| 3504 | |
| 3505 | |
|
8245
a14afe21e692
Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents:
8241
diff
changeset
|
3506 static ngx_int_t |
|
8365
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
3507 ngx_quic_handle_max_data_frame(ngx_connection_t *c, |
|
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
3508 ngx_quic_max_data_frame_t *f) |
|
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
3509 { |
|
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
3510 ngx_event_t *wev; |
|
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
3511 ngx_rbtree_t *tree; |
|
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
3512 ngx_rbtree_node_t *node; |
|
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
3513 ngx_quic_stream_t *qs; |
|
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
3514 ngx_quic_connection_t *qc; |
|
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
3515 |
|
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
3516 qc = c->quic; |
|
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
3517 tree = &qc->streams.tree; |
|
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
3518 |
|
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
3519 if (f->max_data <= qc->streams.send_max_data) { |
|
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
3520 return NGX_OK; |
|
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
3521 } |
|
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
3522 |
|
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
3523 if (qc->streams.sent >= qc->streams.send_max_data) { |
|
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
3524 |
|
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
3525 for (node = ngx_rbtree_min(tree->root, tree->sentinel); |
|
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
3526 node; |
|
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
3527 node = ngx_rbtree_next(tree, node)) |
|
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
3528 { |
|
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
3529 qs = (ngx_quic_stream_t *) node; |
|
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
3530 wev = qs->c->write; |
|
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
3531 |
|
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
3532 if (wev->active) { |
|
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
3533 wev->ready = 1; |
|
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
3534 ngx_post_event(wev, &ngx_posted_events); |
|
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
3535 } |
|
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
3536 } |
|
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
3537 } |
|
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
3538 |
|
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
3539 qc->streams.send_max_data = f->max_data; |
|
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
3540 |
|
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
3541 return NGX_OK; |
|
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
3542 } |
|
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
3543 |
|
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
3544 |
|
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
3545 static ngx_int_t |
|
8245
a14afe21e692
Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents:
8241
diff
changeset
|
3546 ngx_quic_handle_streams_blocked_frame(ngx_connection_t *c, |
|
a14afe21e692
Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents:
8241
diff
changeset
|
3547 ngx_quic_header_t *pkt, ngx_quic_streams_blocked_frame_t *f) |
|
a14afe21e692
Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents:
8241
diff
changeset
|
3548 { |
|
a14afe21e692
Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents:
8241
diff
changeset
|
3549 return NGX_OK; |
|
a14afe21e692
Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents:
8241
diff
changeset
|
3550 } |
|
a14afe21e692
Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents:
8241
diff
changeset
|
3551 |
|
a14afe21e692
Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents:
8241
diff
changeset
|
3552 |
|
8266
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
3553 static ngx_int_t |
|
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
3554 ngx_quic_handle_stream_data_blocked_frame(ngx_connection_t *c, |
|
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
3555 ngx_quic_header_t *pkt, ngx_quic_stream_data_blocked_frame_t *f) |
|
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
3556 { |
|
8280
b364af7f9f3f
Removed ngx_quic_stream_node_t.
Roman Arutyunyan <arut@nginx.com>
parents:
8279
diff
changeset
|
3557 size_t n; |
|
b364af7f9f3f
Removed ngx_quic_stream_node_t.
Roman Arutyunyan <arut@nginx.com>
parents:
8279
diff
changeset
|
3558 ngx_buf_t *b; |
|
b364af7f9f3f
Removed ngx_quic_stream_node_t.
Roman Arutyunyan <arut@nginx.com>
parents:
8279
diff
changeset
|
3559 ngx_quic_frame_t *frame; |
|
b364af7f9f3f
Removed ngx_quic_stream_node_t.
Roman Arutyunyan <arut@nginx.com>
parents:
8279
diff
changeset
|
3560 ngx_quic_stream_t *sn; |
|
b364af7f9f3f
Removed ngx_quic_stream_node_t.
Roman Arutyunyan <arut@nginx.com>
parents:
8279
diff
changeset
|
3561 ngx_quic_connection_t *qc; |
|
8266
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
3562 |
|
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
3563 qc = c->quic; |
|
8429
8fc9fcf18608
Stream ID handling in MAX_STREAM_DATA and STREAM_DATA_BLOCKED.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8428
diff
changeset
|
3564 |
|
8fc9fcf18608
Stream ID handling in MAX_STREAM_DATA and STREAM_DATA_BLOCKED.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8428
diff
changeset
|
3565 if ((f->id & NGX_QUIC_STREAM_UNIDIRECTIONAL) |
|
8fc9fcf18608
Stream ID handling in MAX_STREAM_DATA and STREAM_DATA_BLOCKED.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8428
diff
changeset
|
3566 && (f->id & NGX_QUIC_STREAM_SERVER_INITIATED)) |
|
8fc9fcf18608
Stream ID handling in MAX_STREAM_DATA and STREAM_DATA_BLOCKED.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8428
diff
changeset
|
3567 { |
|
8fc9fcf18608
Stream ID handling in MAX_STREAM_DATA and STREAM_DATA_BLOCKED.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8428
diff
changeset
|
3568 qc->error = NGX_QUIC_ERR_STREAM_STATE_ERROR; |
|
8fc9fcf18608
Stream ID handling in MAX_STREAM_DATA and STREAM_DATA_BLOCKED.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8428
diff
changeset
|
3569 return NGX_ERROR; |
|
8fc9fcf18608
Stream ID handling in MAX_STREAM_DATA and STREAM_DATA_BLOCKED.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8428
diff
changeset
|
3570 } |
|
8fc9fcf18608
Stream ID handling in MAX_STREAM_DATA and STREAM_DATA_BLOCKED.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8428
diff
changeset
|
3571 |
|
8266
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
3572 sn = ngx_quic_find_stream(&qc->streams.tree, f->id); |
|
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
3573 |
|
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
3574 if (sn == NULL) { |
|
8504
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
3575 sn = ngx_quic_create_client_stream(c, f->id); |
|
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
3576 |
|
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
3577 if (sn == NULL) { |
|
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
3578 return NGX_ERROR; |
|
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
3579 } |
|
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
3580 |
|
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
3581 if (sn == NGX_QUIC_STREAM_GONE) { |
|
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
3582 return NGX_OK; |
|
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
3583 } |
|
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
3584 |
|
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
3585 b = sn->b; |
|
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
3586 n = b->end - b->last; |
|
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
3587 |
|
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
3588 sn->c->listening->handler(sn->c); |
|
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
3589 |
|
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
3590 } else { |
|
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
3591 b = sn->b; |
|
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
3592 n = sn->fs.received + (b->pos - b->start) + (b->end - b->last); |
|
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
3593 } |
|
8266
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
3594 |
| 8286 | 3595 frame = ngx_quic_alloc_frame(c, 0); |
|
8266
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
3596 if (frame == NULL) { |
|
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
3597 return NGX_ERROR; |
|
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
3598 } |
|
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
3599 |
|
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
3600 frame->level = pkt->level; |
|
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
3601 frame->type = NGX_QUIC_FT_MAX_STREAM_DATA; |
|
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
3602 frame->u.max_stream_data.id = f->id; |
|
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
3603 frame->u.max_stream_data.limit = n; |
|
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
3604 |
|
8500
12576ac9556d
QUIC: fixed format specifiers and removed casts.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8499
diff
changeset
|
3605 ngx_sprintf(frame->info, "MAX_STREAM_DATA id:0x%xL limit:%uL level=%d", |
|
12576ac9556d
QUIC: fixed format specifiers and removed casts.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8499
diff
changeset
|
3606 frame->u.max_stream_data.id, |
|
12576ac9556d
QUIC: fixed format specifiers and removed casts.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8499
diff
changeset
|
3607 frame->u.max_stream_data.limit, |
|
8266
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
3608 frame->level); |
|
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
3609 |
|
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
3610 ngx_quic_queue_frame(c->quic, frame); |
|
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
3611 |
|
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
3612 return NGX_OK; |
|
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
3613 } |
|
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
3614 |
|
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
3615 |
|
8365
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
3616 static ngx_int_t |
|
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
3617 ngx_quic_handle_max_stream_data_frame(ngx_connection_t *c, |
|
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
3618 ngx_quic_header_t *pkt, ngx_quic_max_stream_data_frame_t *f) |
|
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
3619 { |
|
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
3620 uint64_t sent; |
|
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
3621 ngx_event_t *wev; |
|
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
3622 ngx_quic_stream_t *sn; |
|
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
3623 ngx_quic_connection_t *qc; |
|
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
3624 |
|
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
3625 qc = c->quic; |
|
8429
8fc9fcf18608
Stream ID handling in MAX_STREAM_DATA and STREAM_DATA_BLOCKED.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8428
diff
changeset
|
3626 |
|
8fc9fcf18608
Stream ID handling in MAX_STREAM_DATA and STREAM_DATA_BLOCKED.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8428
diff
changeset
|
3627 if ((f->id & NGX_QUIC_STREAM_UNIDIRECTIONAL) |
|
8fc9fcf18608
Stream ID handling in MAX_STREAM_DATA and STREAM_DATA_BLOCKED.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8428
diff
changeset
|
3628 && (f->id & NGX_QUIC_STREAM_SERVER_INITIATED) == 0) |
|
8fc9fcf18608
Stream ID handling in MAX_STREAM_DATA and STREAM_DATA_BLOCKED.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8428
diff
changeset
|
3629 { |
|
8fc9fcf18608
Stream ID handling in MAX_STREAM_DATA and STREAM_DATA_BLOCKED.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8428
diff
changeset
|
3630 qc->error = NGX_QUIC_ERR_STREAM_STATE_ERROR; |
|
8fc9fcf18608
Stream ID handling in MAX_STREAM_DATA and STREAM_DATA_BLOCKED.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8428
diff
changeset
|
3631 return NGX_ERROR; |
|
8fc9fcf18608
Stream ID handling in MAX_STREAM_DATA and STREAM_DATA_BLOCKED.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8428
diff
changeset
|
3632 } |
|
8fc9fcf18608
Stream ID handling in MAX_STREAM_DATA and STREAM_DATA_BLOCKED.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8428
diff
changeset
|
3633 |
|
8365
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
3634 sn = ngx_quic_find_stream(&qc->streams.tree, f->id); |
|
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
3635 |
|
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
3636 if (sn == NULL) { |
|
8504
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
3637 sn = ngx_quic_create_client_stream(c, f->id); |
|
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
3638 |
|
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
3639 if (sn == NULL) { |
|
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
3640 return NGX_ERROR; |
|
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
3641 } |
|
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
3642 |
|
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
3643 if (sn == NGX_QUIC_STREAM_GONE) { |
|
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
3644 return NGX_OK; |
|
8429
8fc9fcf18608
Stream ID handling in MAX_STREAM_DATA and STREAM_DATA_BLOCKED.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8428
diff
changeset
|
3645 } |
|
8fc9fcf18608
Stream ID handling in MAX_STREAM_DATA and STREAM_DATA_BLOCKED.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8428
diff
changeset
|
3646 |
|
8504
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
3647 if (f->limit > sn->send_max_data) { |
|
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
3648 sn->send_max_data = f->limit; |
|
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
3649 } |
|
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
3650 |
|
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
3651 sn->c->listening->handler(sn->c); |
|
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
3652 |
|
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
3653 return NGX_OK; |
|
8365
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
3654 } |
|
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
3655 |
|
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
3656 if (f->limit <= sn->send_max_data) { |
|
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
3657 return NGX_OK; |
|
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
3658 } |
|
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
3659 |
|
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
3660 sent = sn->c->sent; |
|
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
3661 |
|
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
3662 if (sent >= sn->send_max_data) { |
|
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
3663 wev = sn->c->write; |
|
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
3664 |
|
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
3665 if (wev->active) { |
|
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
3666 wev->ready = 1; |
|
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
3667 ngx_post_event(wev, &ngx_posted_events); |
|
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
3668 } |
|
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
3669 } |
|
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
3670 |
|
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
3671 sn->send_max_data = f->limit; |
|
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
3672 |
|
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
3673 return NGX_OK; |
|
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
3674 } |
|
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
3675 |
|
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
3676 |
|
8428
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8427
diff
changeset
|
3677 static ngx_int_t |
|
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8427
diff
changeset
|
3678 ngx_quic_handle_reset_stream_frame(ngx_connection_t *c, |
|
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8427
diff
changeset
|
3679 ngx_quic_header_t *pkt, ngx_quic_reset_stream_frame_t *f) |
|
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8427
diff
changeset
|
3680 { |
|
8505
240931629995
QUIC: handle client RESET_STREAM and STOP_SENDING.
Roman Arutyunyan <arut@nginx.com>
parents:
8504
diff
changeset
|
3681 ngx_event_t *rev; |
|
240931629995
QUIC: handle client RESET_STREAM and STOP_SENDING.
Roman Arutyunyan <arut@nginx.com>
parents:
8504
diff
changeset
|
3682 ngx_connection_t *sc; |
|
240931629995
QUIC: handle client RESET_STREAM and STOP_SENDING.
Roman Arutyunyan <arut@nginx.com>
parents:
8504
diff
changeset
|
3683 ngx_quic_stream_t *sn; |
|
240931629995
QUIC: handle client RESET_STREAM and STOP_SENDING.
Roman Arutyunyan <arut@nginx.com>
parents:
8504
diff
changeset
|
3684 ngx_quic_connection_t *qc; |
|
240931629995
QUIC: handle client RESET_STREAM and STOP_SENDING.
Roman Arutyunyan <arut@nginx.com>
parents:
8504
diff
changeset
|
3685 |
|
240931629995
QUIC: handle client RESET_STREAM and STOP_SENDING.
Roman Arutyunyan <arut@nginx.com>
parents:
8504
diff
changeset
|
3686 qc = c->quic; |
|
8428
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8427
diff
changeset
|
3687 |
|
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8427
diff
changeset
|
3688 if ((f->id & NGX_QUIC_STREAM_UNIDIRECTIONAL) |
|
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8427
diff
changeset
|
3689 && (f->id & NGX_QUIC_STREAM_SERVER_INITIATED)) |
|
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8427
diff
changeset
|
3690 { |
|
8505
240931629995
QUIC: handle client RESET_STREAM and STOP_SENDING.
Roman Arutyunyan <arut@nginx.com>
parents:
8504
diff
changeset
|
3691 qc->error = NGX_QUIC_ERR_STREAM_STATE_ERROR; |
|
8428
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8427
diff
changeset
|
3692 return NGX_ERROR; |
|
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8427
diff
changeset
|
3693 } |
|
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8427
diff
changeset
|
3694 |
|
8505
240931629995
QUIC: handle client RESET_STREAM and STOP_SENDING.
Roman Arutyunyan <arut@nginx.com>
parents:
8504
diff
changeset
|
3695 sn = ngx_quic_find_stream(&qc->streams.tree, f->id); |
|
240931629995
QUIC: handle client RESET_STREAM and STOP_SENDING.
Roman Arutyunyan <arut@nginx.com>
parents:
8504
diff
changeset
|
3696 |
|
240931629995
QUIC: handle client RESET_STREAM and STOP_SENDING.
Roman Arutyunyan <arut@nginx.com>
parents:
8504
diff
changeset
|
3697 if (sn == NULL) { |
|
240931629995
QUIC: handle client RESET_STREAM and STOP_SENDING.
Roman Arutyunyan <arut@nginx.com>
parents:
8504
diff
changeset
|
3698 sn = ngx_quic_create_client_stream(c, f->id); |
|
240931629995
QUIC: handle client RESET_STREAM and STOP_SENDING.
Roman Arutyunyan <arut@nginx.com>
parents:
8504
diff
changeset
|
3699 |
|
240931629995
QUIC: handle client RESET_STREAM and STOP_SENDING.
Roman Arutyunyan <arut@nginx.com>
parents:
8504
diff
changeset
|
3700 if (sn == NULL) { |
|
240931629995
QUIC: handle client RESET_STREAM and STOP_SENDING.
Roman Arutyunyan <arut@nginx.com>
parents:
8504
diff
changeset
|
3701 return NGX_ERROR; |
|
240931629995
QUIC: handle client RESET_STREAM and STOP_SENDING.
Roman Arutyunyan <arut@nginx.com>
parents:
8504
diff
changeset
|
3702 } |
|
240931629995
QUIC: handle client RESET_STREAM and STOP_SENDING.
Roman Arutyunyan <arut@nginx.com>
parents:
8504
diff
changeset
|
3703 |
|
240931629995
QUIC: handle client RESET_STREAM and STOP_SENDING.
Roman Arutyunyan <arut@nginx.com>
parents:
8504
diff
changeset
|
3704 if (sn == NGX_QUIC_STREAM_GONE) { |
|
240931629995
QUIC: handle client RESET_STREAM and STOP_SENDING.
Roman Arutyunyan <arut@nginx.com>
parents:
8504
diff
changeset
|
3705 return NGX_OK; |
|
240931629995
QUIC: handle client RESET_STREAM and STOP_SENDING.
Roman Arutyunyan <arut@nginx.com>
parents:
8504
diff
changeset
|
3706 } |
|
240931629995
QUIC: handle client RESET_STREAM and STOP_SENDING.
Roman Arutyunyan <arut@nginx.com>
parents:
8504
diff
changeset
|
3707 |
|
240931629995
QUIC: handle client RESET_STREAM and STOP_SENDING.
Roman Arutyunyan <arut@nginx.com>
parents:
8504
diff
changeset
|
3708 sc = sn->c; |
|
240931629995
QUIC: handle client RESET_STREAM and STOP_SENDING.
Roman Arutyunyan <arut@nginx.com>
parents:
8504
diff
changeset
|
3709 |
|
240931629995
QUIC: handle client RESET_STREAM and STOP_SENDING.
Roman Arutyunyan <arut@nginx.com>
parents:
8504
diff
changeset
|
3710 rev = sc->read; |
|
240931629995
QUIC: handle client RESET_STREAM and STOP_SENDING.
Roman Arutyunyan <arut@nginx.com>
parents:
8504
diff
changeset
|
3711 rev->error = 1; |
|
240931629995
QUIC: handle client RESET_STREAM and STOP_SENDING.
Roman Arutyunyan <arut@nginx.com>
parents:
8504
diff
changeset
|
3712 rev->ready = 1; |
|
240931629995
QUIC: handle client RESET_STREAM and STOP_SENDING.
Roman Arutyunyan <arut@nginx.com>
parents:
8504
diff
changeset
|
3713 |
|
240931629995
QUIC: handle client RESET_STREAM and STOP_SENDING.
Roman Arutyunyan <arut@nginx.com>
parents:
8504
diff
changeset
|
3714 sc->listening->handler(sc); |
|
240931629995
QUIC: handle client RESET_STREAM and STOP_SENDING.
Roman Arutyunyan <arut@nginx.com>
parents:
8504
diff
changeset
|
3715 |
|
240931629995
QUIC: handle client RESET_STREAM and STOP_SENDING.
Roman Arutyunyan <arut@nginx.com>
parents:
8504
diff
changeset
|
3716 return NGX_OK; |
|
240931629995
QUIC: handle client RESET_STREAM and STOP_SENDING.
Roman Arutyunyan <arut@nginx.com>
parents:
8504
diff
changeset
|
3717 } |
|
240931629995
QUIC: handle client RESET_STREAM and STOP_SENDING.
Roman Arutyunyan <arut@nginx.com>
parents:
8504
diff
changeset
|
3718 |
|
240931629995
QUIC: handle client RESET_STREAM and STOP_SENDING.
Roman Arutyunyan <arut@nginx.com>
parents:
8504
diff
changeset
|
3719 rev = sn->c->read; |
|
240931629995
QUIC: handle client RESET_STREAM and STOP_SENDING.
Roman Arutyunyan <arut@nginx.com>
parents:
8504
diff
changeset
|
3720 rev->error = 1; |
|
240931629995
QUIC: handle client RESET_STREAM and STOP_SENDING.
Roman Arutyunyan <arut@nginx.com>
parents:
8504
diff
changeset
|
3721 rev->ready = 1; |
|
240931629995
QUIC: handle client RESET_STREAM and STOP_SENDING.
Roman Arutyunyan <arut@nginx.com>
parents:
8504
diff
changeset
|
3722 |
|
240931629995
QUIC: handle client RESET_STREAM and STOP_SENDING.
Roman Arutyunyan <arut@nginx.com>
parents:
8504
diff
changeset
|
3723 if (rev->active) { |
|
240931629995
QUIC: handle client RESET_STREAM and STOP_SENDING.
Roman Arutyunyan <arut@nginx.com>
parents:
8504
diff
changeset
|
3724 rev->handler(rev); |
|
240931629995
QUIC: handle client RESET_STREAM and STOP_SENDING.
Roman Arutyunyan <arut@nginx.com>
parents:
8504
diff
changeset
|
3725 } |
|
240931629995
QUIC: handle client RESET_STREAM and STOP_SENDING.
Roman Arutyunyan <arut@nginx.com>
parents:
8504
diff
changeset
|
3726 |
|
8428
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8427
diff
changeset
|
3727 return NGX_OK; |
|
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8427
diff
changeset
|
3728 } |
|
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8427
diff
changeset
|
3729 |
|
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8427
diff
changeset
|
3730 |
|
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8427
diff
changeset
|
3731 static ngx_int_t |
|
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8427
diff
changeset
|
3732 ngx_quic_handle_stop_sending_frame(ngx_connection_t *c, |
|
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8427
diff
changeset
|
3733 ngx_quic_header_t *pkt, ngx_quic_stop_sending_frame_t *f) |
|
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8427
diff
changeset
|
3734 { |
|
8505
240931629995
QUIC: handle client RESET_STREAM and STOP_SENDING.
Roman Arutyunyan <arut@nginx.com>
parents:
8504
diff
changeset
|
3735 ngx_event_t *wev; |
|
240931629995
QUIC: handle client RESET_STREAM and STOP_SENDING.
Roman Arutyunyan <arut@nginx.com>
parents:
8504
diff
changeset
|
3736 ngx_connection_t *sc; |
|
8428
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8427
diff
changeset
|
3737 ngx_quic_stream_t *sn; |
|
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8427
diff
changeset
|
3738 ngx_quic_connection_t *qc; |
|
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8427
diff
changeset
|
3739 |
|
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8427
diff
changeset
|
3740 qc = c->quic; |
|
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8427
diff
changeset
|
3741 |
|
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8427
diff
changeset
|
3742 if ((f->id & NGX_QUIC_STREAM_UNIDIRECTIONAL) |
|
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8427
diff
changeset
|
3743 && (f->id & NGX_QUIC_STREAM_SERVER_INITIATED) == 0) |
|
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8427
diff
changeset
|
3744 { |
|
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8427
diff
changeset
|
3745 qc->error = NGX_QUIC_ERR_STREAM_STATE_ERROR; |
|
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8427
diff
changeset
|
3746 return NGX_ERROR; |
|
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8427
diff
changeset
|
3747 } |
|
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8427
diff
changeset
|
3748 |
|
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8427
diff
changeset
|
3749 sn = ngx_quic_find_stream(&qc->streams.tree, f->id); |
|
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8427
diff
changeset
|
3750 |
|
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8427
diff
changeset
|
3751 if (sn == NULL) { |
|
8505
240931629995
QUIC: handle client RESET_STREAM and STOP_SENDING.
Roman Arutyunyan <arut@nginx.com>
parents:
8504
diff
changeset
|
3752 sn = ngx_quic_create_client_stream(c, f->id); |
|
240931629995
QUIC: handle client RESET_STREAM and STOP_SENDING.
Roman Arutyunyan <arut@nginx.com>
parents:
8504
diff
changeset
|
3753 |
|
240931629995
QUIC: handle client RESET_STREAM and STOP_SENDING.
Roman Arutyunyan <arut@nginx.com>
parents:
8504
diff
changeset
|
3754 if (sn == NULL) { |
|
8428
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8427
diff
changeset
|
3755 return NGX_ERROR; |
|
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8427
diff
changeset
|
3756 } |
|
8505
240931629995
QUIC: handle client RESET_STREAM and STOP_SENDING.
Roman Arutyunyan <arut@nginx.com>
parents:
8504
diff
changeset
|
3757 |
|
240931629995
QUIC: handle client RESET_STREAM and STOP_SENDING.
Roman Arutyunyan <arut@nginx.com>
parents:
8504
diff
changeset
|
3758 if (sn == NGX_QUIC_STREAM_GONE) { |
|
240931629995
QUIC: handle client RESET_STREAM and STOP_SENDING.
Roman Arutyunyan <arut@nginx.com>
parents:
8504
diff
changeset
|
3759 return NGX_OK; |
|
240931629995
QUIC: handle client RESET_STREAM and STOP_SENDING.
Roman Arutyunyan <arut@nginx.com>
parents:
8504
diff
changeset
|
3760 } |
|
240931629995
QUIC: handle client RESET_STREAM and STOP_SENDING.
Roman Arutyunyan <arut@nginx.com>
parents:
8504
diff
changeset
|
3761 |
|
240931629995
QUIC: handle client RESET_STREAM and STOP_SENDING.
Roman Arutyunyan <arut@nginx.com>
parents:
8504
diff
changeset
|
3762 sc = sn->c; |
|
240931629995
QUIC: handle client RESET_STREAM and STOP_SENDING.
Roman Arutyunyan <arut@nginx.com>
parents:
8504
diff
changeset
|
3763 |
|
240931629995
QUIC: handle client RESET_STREAM and STOP_SENDING.
Roman Arutyunyan <arut@nginx.com>
parents:
8504
diff
changeset
|
3764 wev = sc->write; |
|
240931629995
QUIC: handle client RESET_STREAM and STOP_SENDING.
Roman Arutyunyan <arut@nginx.com>
parents:
8504
diff
changeset
|
3765 wev->error = 1; |
|
240931629995
QUIC: handle client RESET_STREAM and STOP_SENDING.
Roman Arutyunyan <arut@nginx.com>
parents:
8504
diff
changeset
|
3766 wev->ready = 1; |
|
240931629995
QUIC: handle client RESET_STREAM and STOP_SENDING.
Roman Arutyunyan <arut@nginx.com>
parents:
8504
diff
changeset
|
3767 |
|
240931629995
QUIC: handle client RESET_STREAM and STOP_SENDING.
Roman Arutyunyan <arut@nginx.com>
parents:
8504
diff
changeset
|
3768 sc->listening->handler(sc); |
|
240931629995
QUIC: handle client RESET_STREAM and STOP_SENDING.
Roman Arutyunyan <arut@nginx.com>
parents:
8504
diff
changeset
|
3769 |
|
240931629995
QUIC: handle client RESET_STREAM and STOP_SENDING.
Roman Arutyunyan <arut@nginx.com>
parents:
8504
diff
changeset
|
3770 return NGX_OK; |
|
240931629995
QUIC: handle client RESET_STREAM and STOP_SENDING.
Roman Arutyunyan <arut@nginx.com>
parents:
8504
diff
changeset
|
3771 } |
|
240931629995
QUIC: handle client RESET_STREAM and STOP_SENDING.
Roman Arutyunyan <arut@nginx.com>
parents:
8504
diff
changeset
|
3772 |
|
240931629995
QUIC: handle client RESET_STREAM and STOP_SENDING.
Roman Arutyunyan <arut@nginx.com>
parents:
8504
diff
changeset
|
3773 wev = sn->c->write; |
|
240931629995
QUIC: handle client RESET_STREAM and STOP_SENDING.
Roman Arutyunyan <arut@nginx.com>
parents:
8504
diff
changeset
|
3774 wev->error = 1; |
|
240931629995
QUIC: handle client RESET_STREAM and STOP_SENDING.
Roman Arutyunyan <arut@nginx.com>
parents:
8504
diff
changeset
|
3775 wev->ready = 1; |
|
240931629995
QUIC: handle client RESET_STREAM and STOP_SENDING.
Roman Arutyunyan <arut@nginx.com>
parents:
8504
diff
changeset
|
3776 |
|
240931629995
QUIC: handle client RESET_STREAM and STOP_SENDING.
Roman Arutyunyan <arut@nginx.com>
parents:
8504
diff
changeset
|
3777 if (wev->active) { |
|
240931629995
QUIC: handle client RESET_STREAM and STOP_SENDING.
Roman Arutyunyan <arut@nginx.com>
parents:
8504
diff
changeset
|
3778 wev->handler(wev); |
|
8428
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8427
diff
changeset
|
3779 } |
|
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8427
diff
changeset
|
3780 |
|
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8427
diff
changeset
|
3781 return NGX_OK; |
|
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8427
diff
changeset
|
3782 } |
|
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8427
diff
changeset
|
3783 |
|
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8427
diff
changeset
|
3784 |
|
8495
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8486
diff
changeset
|
3785 static ngx_int_t |
|
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8486
diff
changeset
|
3786 ngx_quic_handle_max_streams_frame(ngx_connection_t *c, |
|
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8486
diff
changeset
|
3787 ngx_quic_header_t *pkt, ngx_quic_max_streams_frame_t *f) |
|
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8486
diff
changeset
|
3788 { |
|
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8486
diff
changeset
|
3789 ngx_quic_connection_t *qc; |
|
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8486
diff
changeset
|
3790 |
|
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8486
diff
changeset
|
3791 qc = c->quic; |
|
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8486
diff
changeset
|
3792 |
|
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8486
diff
changeset
|
3793 if (f->bidi) { |
|
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8486
diff
changeset
|
3794 if (qc->streams.server_max_streams_bidi < f->limit) { |
|
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8486
diff
changeset
|
3795 qc->streams.server_max_streams_bidi = f->limit; |
|
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8486
diff
changeset
|
3796 |
|
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8486
diff
changeset
|
3797 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0, |
|
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8486
diff
changeset
|
3798 "quic max_streams_bidi:%uL", f->limit); |
|
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8486
diff
changeset
|
3799 } |
|
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8486
diff
changeset
|
3800 |
|
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8486
diff
changeset
|
3801 } else { |
|
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8486
diff
changeset
|
3802 if (qc->streams.server_max_streams_uni < f->limit) { |
|
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8486
diff
changeset
|
3803 qc->streams.server_max_streams_uni = f->limit; |
|
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8486
diff
changeset
|
3804 |
|
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8486
diff
changeset
|
3805 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0, |
|
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8486
diff
changeset
|
3806 "quic max_streams_uni:%uL", f->limit); |
|
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8486
diff
changeset
|
3807 } |
|
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8486
diff
changeset
|
3808 } |
|
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8486
diff
changeset
|
3809 |
|
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8486
diff
changeset
|
3810 return NGX_OK; |
|
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8486
diff
changeset
|
3811 } |
|
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8486
diff
changeset
|
3812 |
|
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8486
diff
changeset
|
3813 |
|
8531
4ff2a0b747d1
QUIC: handle PATH_CHALLENGE frame.
Roman Arutyunyan <arut@nginx.com>
parents:
8530
diff
changeset
|
3814 static ngx_int_t |
|
4ff2a0b747d1
QUIC: handle PATH_CHALLENGE frame.
Roman Arutyunyan <arut@nginx.com>
parents:
8530
diff
changeset
|
3815 ngx_quic_handle_path_challenge_frame(ngx_connection_t *c, |
|
4ff2a0b747d1
QUIC: handle PATH_CHALLENGE frame.
Roman Arutyunyan <arut@nginx.com>
parents:
8530
diff
changeset
|
3816 ngx_quic_header_t *pkt, ngx_quic_path_challenge_frame_t *f) |
|
4ff2a0b747d1
QUIC: handle PATH_CHALLENGE frame.
Roman Arutyunyan <arut@nginx.com>
parents:
8530
diff
changeset
|
3817 { |
|
4ff2a0b747d1
QUIC: handle PATH_CHALLENGE frame.
Roman Arutyunyan <arut@nginx.com>
parents:
8530
diff
changeset
|
3818 ngx_quic_frame_t *frame; |
|
4ff2a0b747d1
QUIC: handle PATH_CHALLENGE frame.
Roman Arutyunyan <arut@nginx.com>
parents:
8530
diff
changeset
|
3819 |
|
4ff2a0b747d1
QUIC: handle PATH_CHALLENGE frame.
Roman Arutyunyan <arut@nginx.com>
parents:
8530
diff
changeset
|
3820 frame = ngx_quic_alloc_frame(c, 0); |
|
4ff2a0b747d1
QUIC: handle PATH_CHALLENGE frame.
Roman Arutyunyan <arut@nginx.com>
parents:
8530
diff
changeset
|
3821 if (frame == NULL) { |
|
4ff2a0b747d1
QUIC: handle PATH_CHALLENGE frame.
Roman Arutyunyan <arut@nginx.com>
parents:
8530
diff
changeset
|
3822 return NGX_ERROR; |
|
4ff2a0b747d1
QUIC: handle PATH_CHALLENGE frame.
Roman Arutyunyan <arut@nginx.com>
parents:
8530
diff
changeset
|
3823 } |
|
4ff2a0b747d1
QUIC: handle PATH_CHALLENGE frame.
Roman Arutyunyan <arut@nginx.com>
parents:
8530
diff
changeset
|
3824 |
|
4ff2a0b747d1
QUIC: handle PATH_CHALLENGE frame.
Roman Arutyunyan <arut@nginx.com>
parents:
8530
diff
changeset
|
3825 frame->level = pkt->level; |
|
4ff2a0b747d1
QUIC: handle PATH_CHALLENGE frame.
Roman Arutyunyan <arut@nginx.com>
parents:
8530
diff
changeset
|
3826 frame->type = NGX_QUIC_FT_PATH_RESPONSE; |
|
4ff2a0b747d1
QUIC: handle PATH_CHALLENGE frame.
Roman Arutyunyan <arut@nginx.com>
parents:
8530
diff
changeset
|
3827 frame->u.path_response = *f; |
|
4ff2a0b747d1
QUIC: handle PATH_CHALLENGE frame.
Roman Arutyunyan <arut@nginx.com>
parents:
8530
diff
changeset
|
3828 |
|
4ff2a0b747d1
QUIC: handle PATH_CHALLENGE frame.
Roman Arutyunyan <arut@nginx.com>
parents:
8530
diff
changeset
|
3829 ngx_sprintf(frame->info, "PATH_RESPONSE data:0x%xL level:%d", |
|
4ff2a0b747d1
QUIC: handle PATH_CHALLENGE frame.
Roman Arutyunyan <arut@nginx.com>
parents:
8530
diff
changeset
|
3830 *(uint64_t *) &f->data, frame->level); |
|
4ff2a0b747d1
QUIC: handle PATH_CHALLENGE frame.
Roman Arutyunyan <arut@nginx.com>
parents:
8530
diff
changeset
|
3831 |
|
4ff2a0b747d1
QUIC: handle PATH_CHALLENGE frame.
Roman Arutyunyan <arut@nginx.com>
parents:
8530
diff
changeset
|
3832 ngx_quic_queue_frame(c->quic, frame); |
|
4ff2a0b747d1
QUIC: handle PATH_CHALLENGE frame.
Roman Arutyunyan <arut@nginx.com>
parents:
8530
diff
changeset
|
3833 |
|
4ff2a0b747d1
QUIC: handle PATH_CHALLENGE frame.
Roman Arutyunyan <arut@nginx.com>
parents:
8530
diff
changeset
|
3834 return NGX_OK; |
|
4ff2a0b747d1
QUIC: handle PATH_CHALLENGE frame.
Roman Arutyunyan <arut@nginx.com>
parents:
8530
diff
changeset
|
3835 } |
|
4ff2a0b747d1
QUIC: handle PATH_CHALLENGE frame.
Roman Arutyunyan <arut@nginx.com>
parents:
8530
diff
changeset
|
3836 |
|
4ff2a0b747d1
QUIC: handle PATH_CHALLENGE frame.
Roman Arutyunyan <arut@nginx.com>
parents:
8530
diff
changeset
|
3837 |
|
8538
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8536
diff
changeset
|
3838 static ngx_int_t |
|
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8536
diff
changeset
|
3839 ngx_quic_handle_new_connection_id_frame(ngx_connection_t *c, |
|
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8536
diff
changeset
|
3840 ngx_quic_header_t *pkt, ngx_quic_new_conn_id_frame_t *f) |
|
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8536
diff
changeset
|
3841 { |
|
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8536
diff
changeset
|
3842 ngx_queue_t *q; |
|
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8536
diff
changeset
|
3843 ngx_quic_client_id_t *cid, *item; |
|
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8536
diff
changeset
|
3844 ngx_quic_connection_t *qc; |
|
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8536
diff
changeset
|
3845 |
|
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8536
diff
changeset
|
3846 qc = c->quic; |
|
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8536
diff
changeset
|
3847 |
|
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8536
diff
changeset
|
3848 if (f->seqnum < qc->max_retired_seqnum) { |
|
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8536
diff
changeset
|
3849 /* |
|
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8536
diff
changeset
|
3850 * An endpoint that receives a NEW_CONNECTION_ID frame with |
|
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8536
diff
changeset
|
3851 * a sequence number smaller than the Retire Prior To field |
|
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8536
diff
changeset
|
3852 * of a previously received NEW_CONNECTION_ID frame MUST send |
|
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8536
diff
changeset
|
3853 * a corresponding RETIRE_CONNECTION_ID frame that retires |
|
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8536
diff
changeset
|
3854 * the newly received connection ID, unless it has already |
|
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8536
diff
changeset
|
3855 * done so for that sequence number. |
|
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8536
diff
changeset
|
3856 */ |
|
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8536
diff
changeset
|
3857 |
|
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8536
diff
changeset
|
3858 if (ngx_quic_retire_connection_id(c, pkt->level, f->seqnum) != NGX_OK) { |
|
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8536
diff
changeset
|
3859 return NGX_ERROR; |
|
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8536
diff
changeset
|
3860 } |
|
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8536
diff
changeset
|
3861 |
|
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8536
diff
changeset
|
3862 goto retire; |
|
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8536
diff
changeset
|
3863 } |
|
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8536
diff
changeset
|
3864 |
|
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8536
diff
changeset
|
3865 cid = NULL; |
|
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8536
diff
changeset
|
3866 |
|
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8536
diff
changeset
|
3867 for (q = ngx_queue_head(&qc->client_ids); |
|
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8536
diff
changeset
|
3868 q != ngx_queue_sentinel(&qc->client_ids); |
|
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8536
diff
changeset
|
3869 q = ngx_queue_next(q)) |
|
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8536
diff
changeset
|
3870 { |
|
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8536
diff
changeset
|
3871 item = ngx_queue_data(q, ngx_quic_client_id_t, queue); |
|
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8536
diff
changeset
|
3872 |
|
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8536
diff
changeset
|
3873 if (item->seqnum == f->seqnum) { |
|
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8536
diff
changeset
|
3874 cid = item; |
|
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8536
diff
changeset
|
3875 break; |
|
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8536
diff
changeset
|
3876 } |
|
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8536
diff
changeset
|
3877 } |
|
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8536
diff
changeset
|
3878 |
|
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8536
diff
changeset
|
3879 if (cid) { |
|
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8536
diff
changeset
|
3880 /* |
|
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8536
diff
changeset
|
3881 * Transmission errors, timeouts and retransmissions might cause the |
|
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8536
diff
changeset
|
3882 * same NEW_CONNECTION_ID frame to be received multiple times |
|
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8536
diff
changeset
|
3883 */ |
|
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8536
diff
changeset
|
3884 |
|
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8536
diff
changeset
|
3885 if (cid->len != f->len |
|
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8536
diff
changeset
|
3886 || ngx_strncmp(cid->id, f->cid, f->len) != 0 |
|
8562
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8561
diff
changeset
|
3887 || ngx_strncmp(cid->sr_token, f->srt, NGX_QUIC_SR_TOKEN_LEN) != 0) |
|
8538
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8536
diff
changeset
|
3888 { |
|
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8536
diff
changeset
|
3889 /* |
|
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8536
diff
changeset
|
3890 * ..a sequence number is used for different connection IDs, |
|
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8536
diff
changeset
|
3891 * the endpoint MAY treat that receipt as a connection error |
|
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8536
diff
changeset
|
3892 * of type PROTOCOL_VIOLATION. |
|
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8536
diff
changeset
|
3893 */ |
|
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8536
diff
changeset
|
3894 qc->error = NGX_QUIC_ERR_PROTOCOL_VIOLATION; |
|
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8536
diff
changeset
|
3895 qc->error_reason = "seqnum refers to different connection id/token"; |
|
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8536
diff
changeset
|
3896 return NGX_ERROR; |
|
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8536
diff
changeset
|
3897 } |
|
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8536
diff
changeset
|
3898 |
|
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8536
diff
changeset
|
3899 } else { |
|
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8536
diff
changeset
|
3900 |
|
8561
b4ef79ef1c23
QUIC: refined the "c->quic->initialized" flag usage.
Vladimir Homutov <vl@nginx.com>
parents:
8560
diff
changeset
|
3901 cid = ngx_quic_alloc_connection_id(c, qc); |
|
8538
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8536
diff
changeset
|
3902 if (cid == NULL) { |
|
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8536
diff
changeset
|
3903 return NGX_ERROR; |
|
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8536
diff
changeset
|
3904 } |
|
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8536
diff
changeset
|
3905 |
|
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8536
diff
changeset
|
3906 cid->seqnum = f->seqnum; |
|
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8536
diff
changeset
|
3907 cid->len = f->len; |
|
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8536
diff
changeset
|
3908 ngx_memcpy(cid->id, f->cid, f->len); |
|
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8536
diff
changeset
|
3909 |
|
8562
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8561
diff
changeset
|
3910 ngx_memcpy(cid->sr_token, f->srt, NGX_QUIC_SR_TOKEN_LEN); |
|
8538
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8536
diff
changeset
|
3911 |
|
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8536
diff
changeset
|
3912 ngx_queue_insert_tail(&qc->client_ids, &cid->queue); |
|
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8536
diff
changeset
|
3913 qc->nclient_ids++; |
|
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8536
diff
changeset
|
3914 |
|
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8536
diff
changeset
|
3915 /* always use latest available connection id */ |
|
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8536
diff
changeset
|
3916 if (f->seqnum > qc->curr_seqnum) { |
|
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8536
diff
changeset
|
3917 qc->scid.len = cid->len; |
|
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8536
diff
changeset
|
3918 qc->scid.data = cid->id; |
|
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8536
diff
changeset
|
3919 qc->curr_seqnum = f->seqnum; |
|
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8536
diff
changeset
|
3920 } |
|
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8536
diff
changeset
|
3921 } |
|
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8536
diff
changeset
|
3922 |
|
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8536
diff
changeset
|
3923 retire: |
|
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8536
diff
changeset
|
3924 |
|
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8536
diff
changeset
|
3925 if (qc->max_retired_seqnum && f->retire <= qc->max_retired_seqnum) { |
|
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8536
diff
changeset
|
3926 /* |
|
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8536
diff
changeset
|
3927 * Once a sender indicates a Retire Prior To value, smaller values sent |
|
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8536
diff
changeset
|
3928 * in subsequent NEW_CONNECTION_ID frames have no effect. A receiver |
|
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8536
diff
changeset
|
3929 * MUST ignore any Retire Prior To fields that do not increase the |
|
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8536
diff
changeset
|
3930 * largest received Retire Prior To value. |
|
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8536
diff
changeset
|
3931 */ |
|
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8536
diff
changeset
|
3932 goto done; |
|
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8536
diff
changeset
|
3933 } |
|
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8536
diff
changeset
|
3934 |
|
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8536
diff
changeset
|
3935 qc->max_retired_seqnum = f->retire; |
|
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8536
diff
changeset
|
3936 |
|
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8536
diff
changeset
|
3937 q = ngx_queue_head(&qc->client_ids); |
|
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8536
diff
changeset
|
3938 |
|
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8536
diff
changeset
|
3939 while (q != ngx_queue_sentinel(&qc->client_ids)) { |
|
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8536
diff
changeset
|
3940 |
|
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8536
diff
changeset
|
3941 cid = ngx_queue_data(q, ngx_quic_client_id_t, queue); |
|
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8536
diff
changeset
|
3942 q = ngx_queue_next(q); |
|
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8536
diff
changeset
|
3943 |
|
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8536
diff
changeset
|
3944 if (cid->seqnum >= f->retire) { |
|
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8536
diff
changeset
|
3945 continue; |
|
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8536
diff
changeset
|
3946 } |
|
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8536
diff
changeset
|
3947 |
|
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8536
diff
changeset
|
3948 /* this connection id must be retired */ |
|
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8536
diff
changeset
|
3949 |
|
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8536
diff
changeset
|
3950 if (ngx_quic_retire_connection_id(c, pkt->level, cid->seqnum) |
|
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8536
diff
changeset
|
3951 != NGX_OK) |
|
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8536
diff
changeset
|
3952 { |
|
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8536
diff
changeset
|
3953 return NGX_ERROR; |
|
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8536
diff
changeset
|
3954 } |
|
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8536
diff
changeset
|
3955 |
|
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8536
diff
changeset
|
3956 ngx_queue_remove(&cid->queue); |
|
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8536
diff
changeset
|
3957 ngx_queue_insert_head(&qc->free_client_ids, &cid->queue); |
|
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8536
diff
changeset
|
3958 qc->nclient_ids--; |
|
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8536
diff
changeset
|
3959 } |
|
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8536
diff
changeset
|
3960 |
|
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8536
diff
changeset
|
3961 done: |
|
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8536
diff
changeset
|
3962 |
|
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8536
diff
changeset
|
3963 if (qc->nclient_ids > qc->tp.active_connection_id_limit) { |
|
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8536
diff
changeset
|
3964 /* |
|
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8536
diff
changeset
|
3965 * After processing a NEW_CONNECTION_ID frame and |
|
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8536
diff
changeset
|
3966 * adding and retiring active connection IDs, if the number of active |
|
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8536
diff
changeset
|
3967 * connection IDs exceeds the value advertised in its |
|
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8536
diff
changeset
|
3968 * active_connection_id_limit transport parameter, an endpoint MUST |
|
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8536
diff
changeset
|
3969 * close the connection with an error of type CONNECTION_ID_LIMIT_ERROR. |
|
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8536
diff
changeset
|
3970 */ |
|
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8536
diff
changeset
|
3971 qc->error = NGX_QUIC_ERR_CONNECTION_ID_LIMIT_ERROR; |
|
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8536
diff
changeset
|
3972 qc->error_reason = "too many connection ids received"; |
|
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8536
diff
changeset
|
3973 return NGX_ERROR; |
|
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8536
diff
changeset
|
3974 } |
|
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8536
diff
changeset
|
3975 |
|
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8536
diff
changeset
|
3976 return NGX_OK; |
|
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8536
diff
changeset
|
3977 } |
|
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8536
diff
changeset
|
3978 |
|
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8536
diff
changeset
|
3979 |
|
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8536
diff
changeset
|
3980 static ngx_int_t |
|
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8536
diff
changeset
|
3981 ngx_quic_retire_connection_id(ngx_connection_t *c, |
|
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8536
diff
changeset
|
3982 enum ssl_encryption_level_t level, uint64_t seqnum) |
|
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8536
diff
changeset
|
3983 { |
|
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8536
diff
changeset
|
3984 ngx_quic_frame_t *frame; |
|
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8536
diff
changeset
|
3985 |
|
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8536
diff
changeset
|
3986 frame = ngx_quic_alloc_frame(c, 0); |
|
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8536
diff
changeset
|
3987 if (frame == NULL) { |
|
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8536
diff
changeset
|
3988 return NGX_ERROR; |
|
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8536
diff
changeset
|
3989 } |
|
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8536
diff
changeset
|
3990 |
|
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8536
diff
changeset
|
3991 frame->level = level; |
|
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8536
diff
changeset
|
3992 frame->type = NGX_QUIC_FT_RETIRE_CONNECTION_ID; |
|
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8536
diff
changeset
|
3993 frame->u.retire_cid.sequence_number = seqnum; |
|
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8536
diff
changeset
|
3994 |
|
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8536
diff
changeset
|
3995 ngx_sprintf(frame->info, "RETIRE_CONNECTION_ID seqnum=%uL level=%d", |
|
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8536
diff
changeset
|
3996 seqnum, frame->level); |
|
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8536
diff
changeset
|
3997 |
|
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8536
diff
changeset
|
3998 ngx_quic_queue_frame(c->quic, frame); |
|
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8536
diff
changeset
|
3999 |
|
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8536
diff
changeset
|
4000 return NGX_OK; |
|
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8536
diff
changeset
|
4001 } |
|
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8536
diff
changeset
|
4002 |
|
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8536
diff
changeset
|
4003 |
|
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8536
diff
changeset
|
4004 static ngx_quic_client_id_t * |
|
8561
b4ef79ef1c23
QUIC: refined the "c->quic->initialized" flag usage.
Vladimir Homutov <vl@nginx.com>
parents:
8560
diff
changeset
|
4005 ngx_quic_alloc_connection_id(ngx_connection_t *c, ngx_quic_connection_t *qc) |
|
8538
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8536
diff
changeset
|
4006 { |
|
8561
b4ef79ef1c23
QUIC: refined the "c->quic->initialized" flag usage.
Vladimir Homutov <vl@nginx.com>
parents:
8560
diff
changeset
|
4007 ngx_queue_t *q; |
|
b4ef79ef1c23
QUIC: refined the "c->quic->initialized" flag usage.
Vladimir Homutov <vl@nginx.com>
parents:
8560
diff
changeset
|
4008 ngx_quic_client_id_t *cid; |
|
8538
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8536
diff
changeset
|
4009 |
|
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8536
diff
changeset
|
4010 if (!ngx_queue_empty(&qc->free_client_ids)) { |
|
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8536
diff
changeset
|
4011 |
|
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8536
diff
changeset
|
4012 q = ngx_queue_head(&qc->free_client_ids); |
|
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8536
diff
changeset
|
4013 cid = ngx_queue_data(q, ngx_quic_client_id_t, queue); |
|
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8536
diff
changeset
|
4014 |
|
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8536
diff
changeset
|
4015 ngx_queue_remove(&cid->queue); |
|
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8536
diff
changeset
|
4016 |
|
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8536
diff
changeset
|
4017 ngx_memzero(cid, sizeof(ngx_quic_client_id_t)); |
|
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8536
diff
changeset
|
4018 |
|
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8536
diff
changeset
|
4019 } else { |
|
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8536
diff
changeset
|
4020 |
|
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8536
diff
changeset
|
4021 cid = ngx_pcalloc(c->pool, sizeof(ngx_quic_client_id_t)); |
|
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8536
diff
changeset
|
4022 if (cid == NULL) { |
|
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8536
diff
changeset
|
4023 return NULL; |
|
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8536
diff
changeset
|
4024 } |
|
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8536
diff
changeset
|
4025 } |
|
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8536
diff
changeset
|
4026 |
|
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8536
diff
changeset
|
4027 return cid; |
|
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8536
diff
changeset
|
4028 } |
|
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8536
diff
changeset
|
4029 |
|
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8536
diff
changeset
|
4030 |
| 8225 | 4031 static void |
| 4032 ngx_quic_queue_frame(ngx_quic_connection_t *qc, ngx_quic_frame_t *frame) | |
| 4033 { | |
|
8331
bda817d16cc2
Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents:
8328
diff
changeset
|
4034 ngx_quic_send_ctx_t *ctx; |
|
bda817d16cc2
Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents:
8328
diff
changeset
|
4035 |
|
bda817d16cc2
Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents:
8328
diff
changeset
|
4036 ctx = ngx_quic_get_send_ctx(qc, frame->level); |
|
bda817d16cc2
Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents:
8328
diff
changeset
|
4037 |
|
bda817d16cc2
Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents:
8328
diff
changeset
|
4038 ngx_queue_insert_tail(&ctx->frames, &frame->queue); |
| 8309 | 4039 |
|
8476
f9fbeb4ee0de
QUIC: added limit of queued data.
Vladimir Homutov <vl@nginx.com>
parents:
8475
diff
changeset
|
4040 frame->len = ngx_quic_create_frame(NULL, frame); |
|
f9fbeb4ee0de
QUIC: added limit of queued data.
Vladimir Homutov <vl@nginx.com>
parents:
8475
diff
changeset
|
4041 /* always succeeds */ |
|
f9fbeb4ee0de
QUIC: added limit of queued data.
Vladimir Homutov <vl@nginx.com>
parents:
8475
diff
changeset
|
4042 |
|
f9fbeb4ee0de
QUIC: added limit of queued data.
Vladimir Homutov <vl@nginx.com>
parents:
8475
diff
changeset
|
4043 if (qc->closing) { |
|
f9fbeb4ee0de
QUIC: added limit of queued data.
Vladimir Homutov <vl@nginx.com>
parents:
8475
diff
changeset
|
4044 return; |
|
f9fbeb4ee0de
QUIC: added limit of queued data.
Vladimir Homutov <vl@nginx.com>
parents:
8475
diff
changeset
|
4045 } |
|
f9fbeb4ee0de
QUIC: added limit of queued data.
Vladimir Homutov <vl@nginx.com>
parents:
8475
diff
changeset
|
4046 |
|
8517
924882f42dea
QUIC: do not artificially delay sending queued frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8516
diff
changeset
|
4047 ngx_post_event(&qc->push, &ngx_posted_events); |
| 8225 | 4048 } |
| 4049 | |
| 4050 | |
| 4051 static ngx_int_t | |
| 4052 ngx_quic_output(ngx_connection_t *c) | |
| 4053 { | |
|
8308
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
4054 ngx_uint_t i; |
|
8596
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
4055 ngx_quic_send_ctx_t *ctx; |
| 8225 | 4056 ngx_quic_connection_t *qc; |
| 4057 | |
| 8275 | 4058 c->log->action = "sending frames"; |
| 4059 | |
|
8308
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
4060 qc = c->quic; |
|
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
4061 |
|
8331
bda817d16cc2
Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents:
8328
diff
changeset
|
4062 for (i = 0; i < NGX_QUIC_SEND_CTX_LAST; i++) { |
|
8596
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
4063 |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
4064 ctx = &qc->send_ctx[i]; |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
4065 |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
4066 if (ctx->send_ack) { |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
4067 if (ngx_quic_send_ack(c, ctx) != NGX_OK) { |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
4068 return NGX_ERROR; |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
4069 } |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
4070 ctx->send_ack = 0; |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
4071 } |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
4072 |
|
38c7dd720774
QUIC: added ACK frame range support.
Vladimir Homutov <vl@nginx.com>
parents:
8595
diff
changeset
|
4073 if (ngx_quic_output_frames(c, ctx) != NGX_OK) { |
| 8225 | 4074 return NGX_ERROR; |
| 4075 } | |
|
8308
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
4076 } |
| 8225 | 4077 |
|
8322
d9bc33166361
Do not set timers after the connection is closed.
Vladimir Homutov <vl@nginx.com>
parents:
8321
diff
changeset
|
4078 if (!qc->send_timer_set && !qc->closing) { |
|
8271
8e54a17dabee
Respect QUIC max_idle_timeout.
Roman Arutyunyan <arut@nginx.com>
parents:
8270
diff
changeset
|
4079 qc->send_timer_set = 1; |
|
8e54a17dabee
Respect QUIC max_idle_timeout.
Roman Arutyunyan <arut@nginx.com>
parents:
8270
diff
changeset
|
4080 ngx_add_timer(c->read, qc->tp.max_idle_timeout); |
|
8e54a17dabee
Respect QUIC max_idle_timeout.
Roman Arutyunyan <arut@nginx.com>
parents:
8270
diff
changeset
|
4081 } |
|
8e54a17dabee
Respect QUIC max_idle_timeout.
Roman Arutyunyan <arut@nginx.com>
parents:
8270
diff
changeset
|
4082 |
| 8225 | 4083 return NGX_OK; |
| 4084 } | |
| 4085 | |
| 4086 | |
|
8308
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
4087 static ngx_int_t |
|
8332
6ad871b63422
Cleaned up magic numbers in ngx_quic_output_frames().
Vladimir Homutov <vl@nginx.com>
parents:
8331
diff
changeset
|
4088 ngx_quic_output_frames(ngx_connection_t *c, ngx_quic_send_ctx_t *ctx) |
|
8308
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
4089 { |
|
8476
f9fbeb4ee0de
QUIC: added limit of queued data.
Vladimir Homutov <vl@nginx.com>
parents:
8475
diff
changeset
|
4090 size_t len, hlen; |
|
8364
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
4091 ngx_uint_t need_ack; |
|
8308
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
4092 ngx_queue_t *q, range; |
|
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
4093 ngx_quic_frame_t *f; |
|
8364
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
4094 ngx_quic_congestion_t *cg; |
|
8308
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
4095 ngx_quic_connection_t *qc; |
|
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
4096 |
|
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
4097 qc = c->quic; |
|
8364
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
4098 cg = &qc->congestion; |
|
8308
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
4099 |
|
8331
bda817d16cc2
Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents:
8328
diff
changeset
|
4100 if (ngx_queue_empty(&ctx->frames)) { |
|
8308
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
4101 return NGX_OK; |
|
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
4102 } |
|
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
4103 |
|
8332
6ad871b63422
Cleaned up magic numbers in ngx_quic_output_frames().
Vladimir Homutov <vl@nginx.com>
parents:
8331
diff
changeset
|
4104 q = ngx_queue_head(&ctx->frames); |
|
6ad871b63422
Cleaned up magic numbers in ngx_quic_output_frames().
Vladimir Homutov <vl@nginx.com>
parents:
8331
diff
changeset
|
4105 f = ngx_queue_data(q, ngx_quic_frame_t, queue); |
|
6ad871b63422
Cleaned up magic numbers in ngx_quic_output_frames().
Vladimir Homutov <vl@nginx.com>
parents:
8331
diff
changeset
|
4106 |
|
6ad871b63422
Cleaned up magic numbers in ngx_quic_output_frames().
Vladimir Homutov <vl@nginx.com>
parents:
8331
diff
changeset
|
4107 /* all frames in same send_ctx share same level */ |
|
6ad871b63422
Cleaned up magic numbers in ngx_quic_output_frames().
Vladimir Homutov <vl@nginx.com>
parents:
8331
diff
changeset
|
4108 hlen = (f->level == ssl_encryption_application) ? NGX_QUIC_MAX_SHORT_HEADER |
|
6ad871b63422
Cleaned up magic numbers in ngx_quic_output_frames().
Vladimir Homutov <vl@nginx.com>
parents:
8331
diff
changeset
|
4109 : NGX_QUIC_MAX_LONG_HEADER; |
|
8308
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
4110 hlen += EVP_GCM_TLS_TAG_LEN; |
|
8590
44991d728899
QUIC: account packet header length in amplification limit.
Vladimir Homutov <vl@nginx.com>
parents:
8589
diff
changeset
|
4111 hlen -= NGX_QUIC_MAX_CID_LEN - qc->scid.len; |
|
8308
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
4112 |
|
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
4113 do { |
|
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
4114 len = 0; |
|
8364
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
4115 need_ack = 0; |
|
8308
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
4116 ngx_queue_init(&range); |
|
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
4117 |
|
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
4118 do { |
|
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
4119 /* process group of frames that fits into packet */ |
|
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
4120 f = ngx_queue_data(q, ngx_quic_frame_t, queue); |
|
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
4121 |
|
8476
f9fbeb4ee0de
QUIC: added limit of queued data.
Vladimir Homutov <vl@nginx.com>
parents:
8475
diff
changeset
|
4122 if (len && hlen + len + f->len > qc->ctp.max_udp_payload_size) { |
|
8308
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
4123 break; |
|
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
4124 } |
|
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
4125 |
|
8364
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
4126 if (f->need_ack) { |
|
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
4127 need_ack = 1; |
|
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
4128 } |
|
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
4129 |
|
8476
f9fbeb4ee0de
QUIC: added limit of queued data.
Vladimir Homutov <vl@nginx.com>
parents:
8475
diff
changeset
|
4130 if (need_ack && cg->in_flight + len + f->len > cg->window) { |
|
8364
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
4131 break; |
|
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
4132 } |
|
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
4133 |
|
8477
031918df51c0
QUIC: added anti-amplification limit.
Vladimir Homutov <vl@nginx.com>
parents:
8476
diff
changeset
|
4134 if (!qc->validated) { |
|
031918df51c0
QUIC: added anti-amplification limit.
Vladimir Homutov <vl@nginx.com>
parents:
8476
diff
changeset
|
4135 /* |
|
031918df51c0
QUIC: added anti-amplification limit.
Vladimir Homutov <vl@nginx.com>
parents:
8476
diff
changeset
|
4136 * Prior to validation, endpoints are limited in what they |
|
031918df51c0
QUIC: added anti-amplification limit.
Vladimir Homutov <vl@nginx.com>
parents:
8476
diff
changeset
|
4137 * are able to send. During the handshake, a server cannot |
|
031918df51c0
QUIC: added anti-amplification limit.
Vladimir Homutov <vl@nginx.com>
parents:
8476
diff
changeset
|
4138 * send more than three times the data it receives; |
|
031918df51c0
QUIC: added anti-amplification limit.
Vladimir Homutov <vl@nginx.com>
parents:
8476
diff
changeset
|
4139 */ |
|
031918df51c0
QUIC: added anti-amplification limit.
Vladimir Homutov <vl@nginx.com>
parents:
8476
diff
changeset
|
4140 |
|
8590
44991d728899
QUIC: account packet header length in amplification limit.
Vladimir Homutov <vl@nginx.com>
parents:
8589
diff
changeset
|
4141 if (((c->sent + hlen + len + f->len) / 3) > qc->received) { |
|
8477
031918df51c0
QUIC: added anti-amplification limit.
Vladimir Homutov <vl@nginx.com>
parents:
8476
diff
changeset
|
4142 ngx_log_debug2(NGX_LOG_DEBUG_EVENT, c->log, 0, |
|
031918df51c0
QUIC: added anti-amplification limit.
Vladimir Homutov <vl@nginx.com>
parents:
8476
diff
changeset
|
4143 "quic hit amplification limit" |
|
031918df51c0
QUIC: added anti-amplification limit.
Vladimir Homutov <vl@nginx.com>
parents:
8476
diff
changeset
|
4144 " received %uz sent %O", |
|
031918df51c0
QUIC: added anti-amplification limit.
Vladimir Homutov <vl@nginx.com>
parents:
8476
diff
changeset
|
4145 qc->received, c->sent); |
|
031918df51c0
QUIC: added anti-amplification limit.
Vladimir Homutov <vl@nginx.com>
parents:
8476
diff
changeset
|
4146 break; |
|
031918df51c0
QUIC: added anti-amplification limit.
Vladimir Homutov <vl@nginx.com>
parents:
8476
diff
changeset
|
4147 } |
|
031918df51c0
QUIC: added anti-amplification limit.
Vladimir Homutov <vl@nginx.com>
parents:
8476
diff
changeset
|
4148 } |
|
031918df51c0
QUIC: added anti-amplification limit.
Vladimir Homutov <vl@nginx.com>
parents:
8476
diff
changeset
|
4149 |
|
8308
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
4150 q = ngx_queue_next(q); |
|
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
4151 |
|
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
4152 f->first = ngx_current_msec; |
|
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
4153 |
|
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
4154 ngx_queue_remove(&f->queue); |
|
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
4155 ngx_queue_insert_tail(&range, &f->queue); |
|
8476
f9fbeb4ee0de
QUIC: added limit of queued data.
Vladimir Homutov <vl@nginx.com>
parents:
8475
diff
changeset
|
4156 |
|
f9fbeb4ee0de
QUIC: added limit of queued data.
Vladimir Homutov <vl@nginx.com>
parents:
8475
diff
changeset
|
4157 len += f->len; |
|
8308
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
4158 |
|
8331
bda817d16cc2
Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents:
8328
diff
changeset
|
4159 } while (q != ngx_queue_sentinel(&ctx->frames)); |
|
8308
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
4160 |
|
8364
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
4161 if (ngx_queue_empty(&range)) { |
|
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
4162 break; |
|
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
4163 } |
|
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
4164 |
|
8473
1b9db5c8c29b
QUIC: reworked ngx_quic_send_frames() function.
Vladimir Homutov <vl@nginx.com>
parents:
8472
diff
changeset
|
4165 if (ngx_quic_send_frames(c, ctx, &range) != NGX_OK) { |
|
8308
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
4166 return NGX_ERROR; |
|
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
4167 } |
|
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
4168 |
|
8331
bda817d16cc2
Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents:
8328
diff
changeset
|
4169 } while (q != ngx_queue_sentinel(&ctx->frames)); |
|
8308
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
4170 |
|
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
4171 return NGX_OK; |
|
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
4172 } |
|
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
4173 |
|
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
4174 |
|
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
4175 static void |
|
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
4176 ngx_quic_free_frames(ngx_connection_t *c, ngx_queue_t *frames) |
|
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
4177 { |
|
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
4178 ngx_queue_t *q; |
|
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
4179 ngx_quic_frame_t *f; |
|
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
4180 |
|
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
4181 do { |
|
8334
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
8333
diff
changeset
|
4182 q = ngx_queue_head(frames); |
|
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
8333
diff
changeset
|
4183 |
|
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
8333
diff
changeset
|
4184 if (q == ngx_queue_sentinel(frames)) { |
|
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
8333
diff
changeset
|
4185 break; |
|
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
8333
diff
changeset
|
4186 } |
|
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
8333
diff
changeset
|
4187 |
|
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
8333
diff
changeset
|
4188 ngx_queue_remove(q); |
|
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
8333
diff
changeset
|
4189 |
|
8308
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
4190 f = ngx_queue_data(q, ngx_quic_frame_t, queue); |
|
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
4191 |
|
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
4192 ngx_quic_free_frame(c, f); |
|
8334
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
8333
diff
changeset
|
4193 } while (1); |
|
8308
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
4194 } |
|
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
4195 |
|
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
4196 |
|
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
4197 static ngx_int_t |
|
8473
1b9db5c8c29b
QUIC: reworked ngx_quic_send_frames() function.
Vladimir Homutov <vl@nginx.com>
parents:
8472
diff
changeset
|
4198 ngx_quic_send_frames(ngx_connection_t *c, ngx_quic_send_ctx_t *ctx, |
|
1b9db5c8c29b
QUIC: reworked ngx_quic_send_frames() function.
Vladimir Homutov <vl@nginx.com>
parents:
8472
diff
changeset
|
4199 ngx_queue_t *frames) |
| 8225 | 4200 { |
|
8591
ffa14521990e
QUIC: sorted ngx_quic_send_frames() declarations.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8590
diff
changeset
|
4201 u_char *p; |
|
8595
96798101c3aa
QUIC: expand UDP datagrams with an ack-eliciting Initial packet.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8592
diff
changeset
|
4202 size_t pad_len; |
|
8289
949b95e4d504
Merged ngx_quic_send_packet() into ngx_quic_send_frames().
Vladimir Homutov <vl@nginx.com>
parents:
8288
diff
changeset
|
4203 ssize_t len; |
|
8591
ffa14521990e
QUIC: sorted ngx_quic_send_frames() declarations.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8590
diff
changeset
|
4204 ngx_str_t out, res; |
|
8308
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
4205 ngx_msec_t now; |
|
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
4206 ngx_queue_t *q; |
|
8385
fb7422074258
Added generation of CC frames with error on connection termination.
Vladimir Homutov <vl@nginx.com>
parents:
8384
diff
changeset
|
4207 ngx_ssl_conn_t *ssl_conn; |
|
8308
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
4208 ngx_quic_frame_t *f, *start; |
|
8289
949b95e4d504
Merged ngx_quic_send_packet() into ngx_quic_send_frames().
Vladimir Homutov <vl@nginx.com>
parents:
8288
diff
changeset
|
4209 ngx_quic_header_t pkt; |
|
8306
058a5af7ddfc
Refactored QUIC secrets storage.
Vladimir Homutov <vl@nginx.com>
parents:
8305
diff
changeset
|
4210 ngx_quic_secrets_t *keys; |
|
8289
949b95e4d504
Merged ngx_quic_send_packet() into ngx_quic_send_frames().
Vladimir Homutov <vl@nginx.com>
parents:
8288
diff
changeset
|
4211 ngx_quic_connection_t *qc; |
|
8415
125cbfa77013
Renamed max_packet_size to max_udp_payload_size, from draft-28.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8413
diff
changeset
|
4212 static u_char src[NGX_QUIC_MAX_UDP_PAYLOAD_SIZE]; |
|
125cbfa77013
Renamed max_packet_size to max_udp_payload_size, from draft-28.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8413
diff
changeset
|
4213 static u_char dst[NGX_QUIC_MAX_UDP_PAYLOAD_SIZE]; |
| 8225 | 4214 |
| 8359 | 4215 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, c->log, 0, |
| 4216 "quic ngx_quic_send_frames"); | |
|
8308
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
4217 |
|
8385
fb7422074258
Added generation of CC frames with error on connection termination.
Vladimir Homutov <vl@nginx.com>
parents:
8384
diff
changeset
|
4218 ssl_conn = c->ssl ? c->ssl->connection : NULL; |
|
fb7422074258
Added generation of CC frames with error on connection termination.
Vladimir Homutov <vl@nginx.com>
parents:
8384
diff
changeset
|
4219 |
|
8308
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
4220 q = ngx_queue_head(frames); |
|
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
4221 start = ngx_queue_data(q, ngx_quic_frame_t, queue); |
|
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
4222 |
|
8289
949b95e4d504
Merged ngx_quic_send_packet() into ngx_quic_send_frames().
Vladimir Homutov <vl@nginx.com>
parents:
8288
diff
changeset
|
4223 ngx_memzero(&pkt, sizeof(ngx_quic_header_t)); |
| 8225 | 4224 |
|
8364
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
4225 now = ngx_current_msec; |
|
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
4226 |
|
8289
949b95e4d504
Merged ngx_quic_send_packet() into ngx_quic_send_frames().
Vladimir Homutov <vl@nginx.com>
parents:
8288
diff
changeset
|
4227 p = src; |
|
949b95e4d504
Merged ngx_quic_send_packet() into ngx_quic_send_frames().
Vladimir Homutov <vl@nginx.com>
parents:
8288
diff
changeset
|
4228 out.data = src; |
| 8225 | 4229 |
|
8308
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
4230 for (q = ngx_queue_head(frames); |
|
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
4231 q != ngx_queue_sentinel(frames); |
|
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
4232 q = ngx_queue_next(q)) |
|
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
4233 { |
|
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
4234 f = ngx_queue_data(q, ngx_quic_frame_t, queue); |
| 8225 | 4235 |
| 8359 | 4236 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0, |
| 4237 "quic frame out: %s", f->info); | |
| 8225 | 4238 |
|
8308
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
4239 len = ngx_quic_create_frame(p, f); |
| 8225 | 4240 if (len == -1) { |
|
8575
2b11bd029815
QUIC: fixed memory leak in ngx_quic_send_frames().
Vladimir Homutov <vl@nginx.com>
parents:
8574
diff
changeset
|
4241 ngx_quic_free_frames(c, frames); |
| 8225 | 4242 return NGX_ERROR; |
| 4243 } | |
| 4244 | |
|
8312
053fa468b044
Fixed missing propagation of need_ack flag from frames to packet.
Vladimir Homutov <vl@nginx.com>
parents:
8311
diff
changeset
|
4245 if (f->need_ack) { |
|
053fa468b044
Fixed missing propagation of need_ack flag from frames to packet.
Vladimir Homutov <vl@nginx.com>
parents:
8311
diff
changeset
|
4246 pkt.need_ack = 1; |
|
053fa468b044
Fixed missing propagation of need_ack flag from frames to packet.
Vladimir Homutov <vl@nginx.com>
parents:
8311
diff
changeset
|
4247 } |
|
053fa468b044
Fixed missing propagation of need_ack flag from frames to packet.
Vladimir Homutov <vl@nginx.com>
parents:
8311
diff
changeset
|
4248 |
| 8225 | 4249 p += len; |
|
8331
bda817d16cc2
Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents:
8328
diff
changeset
|
4250 f->pnum = ctx->pnum; |
|
8364
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
4251 f->last = now; |
|
8572
3bde57a0e6ce
QUIC: zero out packet length in frames prior to send.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8567
diff
changeset
|
4252 f->plen = 0; |
|
8308
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
4253 } |
|
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
4254 |
| 8225 | 4255 out.len = p - out.data; |
| 4256 | |
|
8289
949b95e4d504
Merged ngx_quic_send_packet() into ngx_quic_send_frames().
Vladimir Homutov <vl@nginx.com>
parents:
8288
diff
changeset
|
4257 qc = c->quic; |
| 8225 | 4258 |
|
8306
058a5af7ddfc
Refactored QUIC secrets storage.
Vladimir Homutov <vl@nginx.com>
parents:
8305
diff
changeset
|
4259 keys = &c->quic->keys[start->level]; |
|
058a5af7ddfc
Refactored QUIC secrets storage.
Vladimir Homutov <vl@nginx.com>
parents:
8305
diff
changeset
|
4260 |
|
058a5af7ddfc
Refactored QUIC secrets storage.
Vladimir Homutov <vl@nginx.com>
parents:
8305
diff
changeset
|
4261 pkt.secret = &keys->server; |
|
058a5af7ddfc
Refactored QUIC secrets storage.
Vladimir Homutov <vl@nginx.com>
parents:
8305
diff
changeset
|
4262 |
|
8370
262396242352
Reworked macros for parsing/assembling packet types.
Vladimir Homutov <vl@nginx.com>
parents:
8369
diff
changeset
|
4263 pkt.flags = NGX_QUIC_PKT_FIXED_BIT; |
|
262396242352
Reworked macros for parsing/assembling packet types.
Vladimir Homutov <vl@nginx.com>
parents:
8369
diff
changeset
|
4264 |
|
8289
949b95e4d504
Merged ngx_quic_send_packet() into ngx_quic_send_frames().
Vladimir Homutov <vl@nginx.com>
parents:
8288
diff
changeset
|
4265 if (start->level == ssl_encryption_initial) { |
|
8370
262396242352
Reworked macros for parsing/assembling packet types.
Vladimir Homutov <vl@nginx.com>
parents:
8369
diff
changeset
|
4266 pkt.flags |= NGX_QUIC_PKT_LONG | NGX_QUIC_PKT_INITIAL; |
| 8225 | 4267 |
|
8289
949b95e4d504
Merged ngx_quic_send_packet() into ngx_quic_send_frames().
Vladimir Homutov <vl@nginx.com>
parents:
8288
diff
changeset
|
4268 } else if (start->level == ssl_encryption_handshake) { |
|
8370
262396242352
Reworked macros for parsing/assembling packet types.
Vladimir Homutov <vl@nginx.com>
parents:
8369
diff
changeset
|
4269 pkt.flags |= NGX_QUIC_PKT_LONG | NGX_QUIC_PKT_HANDSHAKE; |
|
8315
fdda518d10ba
Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents:
8314
diff
changeset
|
4270 |
|
fdda518d10ba
Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents:
8314
diff
changeset
|
4271 } else { |
|
8370
262396242352
Reworked macros for parsing/assembling packet types.
Vladimir Homutov <vl@nginx.com>
parents:
8369
diff
changeset
|
4272 if (c->quic->key_phase) { |
|
262396242352
Reworked macros for parsing/assembling packet types.
Vladimir Homutov <vl@nginx.com>
parents:
8369
diff
changeset
|
4273 pkt.flags |= NGX_QUIC_PKT_KPHASE; |
|
262396242352
Reworked macros for parsing/assembling packet types.
Vladimir Homutov <vl@nginx.com>
parents:
8369
diff
changeset
|
4274 } |
| 8225 | 4275 } |
| 4276 | |
|
8331
bda817d16cc2
Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents:
8328
diff
changeset
|
4277 ngx_quic_set_packet_number(&pkt, ctx); |
|
8315
fdda518d10ba
Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents:
8314
diff
changeset
|
4278 |
|
8289
949b95e4d504
Merged ngx_quic_send_packet() into ngx_quic_send_frames().
Vladimir Homutov <vl@nginx.com>
parents:
8288
diff
changeset
|
4279 pkt.log = c->log; |
|
949b95e4d504
Merged ngx_quic_send_packet() into ngx_quic_send_frames().
Vladimir Homutov <vl@nginx.com>
parents:
8288
diff
changeset
|
4280 pkt.level = start->level; |
|
8344
e0abe17a2878
Removed source/destination swap from the function creating header.
Vladimir Homutov <vl@nginx.com>
parents:
8343
diff
changeset
|
4281 pkt.dcid = qc->scid; |
|
e0abe17a2878
Removed source/destination swap from the function creating header.
Vladimir Homutov <vl@nginx.com>
parents:
8343
diff
changeset
|
4282 pkt.scid = qc->dcid; |
|
8595
96798101c3aa
QUIC: expand UDP datagrams with an ack-eliciting Initial packet.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8592
diff
changeset
|
4283 |
|
96798101c3aa
QUIC: expand UDP datagrams with an ack-eliciting Initial packet.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8592
diff
changeset
|
4284 if (start->level == ssl_encryption_initial && pkt.need_ack) { |
|
96798101c3aa
QUIC: expand UDP datagrams with an ack-eliciting Initial packet.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8592
diff
changeset
|
4285 pad_len = NGX_QUIC_MIN_INITIAL_SIZE - EVP_GCM_TLS_TAG_LEN |
|
96798101c3aa
QUIC: expand UDP datagrams with an ack-eliciting Initial packet.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8592
diff
changeset
|
4286 - ngx_quic_create_long_header(&pkt, NULL, out.len, NULL); |
|
96798101c3aa
QUIC: expand UDP datagrams with an ack-eliciting Initial packet.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8592
diff
changeset
|
4287 pad_len = ngx_min(pad_len, NGX_QUIC_MIN_INITIAL_SIZE); |
|
96798101c3aa
QUIC: expand UDP datagrams with an ack-eliciting Initial packet.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8592
diff
changeset
|
4288 |
|
96798101c3aa
QUIC: expand UDP datagrams with an ack-eliciting Initial packet.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8592
diff
changeset
|
4289 } else { |
|
96798101c3aa
QUIC: expand UDP datagrams with an ack-eliciting Initial packet.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8592
diff
changeset
|
4290 pad_len = 4; |
|
96798101c3aa
QUIC: expand UDP datagrams with an ack-eliciting Initial packet.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8592
diff
changeset
|
4291 } |
|
96798101c3aa
QUIC: expand UDP datagrams with an ack-eliciting Initial packet.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8592
diff
changeset
|
4292 |
|
96798101c3aa
QUIC: expand UDP datagrams with an ack-eliciting Initial packet.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8592
diff
changeset
|
4293 if (out.len < pad_len) { |
|
96798101c3aa
QUIC: expand UDP datagrams with an ack-eliciting Initial packet.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8592
diff
changeset
|
4294 ngx_memset(p, NGX_QUIC_FT_PADDING, pad_len - out.len); |
|
96798101c3aa
QUIC: expand UDP datagrams with an ack-eliciting Initial packet.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8592
diff
changeset
|
4295 out.len = pad_len; |
|
96798101c3aa
QUIC: expand UDP datagrams with an ack-eliciting Initial packet.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8592
diff
changeset
|
4296 } |
|
96798101c3aa
QUIC: expand UDP datagrams with an ack-eliciting Initial packet.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8592
diff
changeset
|
4297 |
|
8289
949b95e4d504
Merged ngx_quic_send_packet() into ngx_quic_send_frames().
Vladimir Homutov <vl@nginx.com>
parents:
8288
diff
changeset
|
4298 pkt.payload = out; |
|
8285
f85749b60e58
Removed memory allocations from encryption code.
Vladimir Homutov <vl@nginx.com>
parents:
8284
diff
changeset
|
4299 |
|
8289
949b95e4d504
Merged ngx_quic_send_packet() into ngx_quic_send_frames().
Vladimir Homutov <vl@nginx.com>
parents:
8288
diff
changeset
|
4300 res.data = dst; |
|
8285
f85749b60e58
Removed memory allocations from encryption code.
Vladimir Homutov <vl@nginx.com>
parents:
8284
diff
changeset
|
4301 |
| 8359 | 4302 ngx_log_debug6(NGX_LOG_DEBUG_EVENT, c->log, 0, |
| 4303 "quic packet ready: %ui bytes at level %d" | |
| 4304 " need_ack: %d number: %L encoded %d:0x%xD", | |
| 4305 out.len, start->level, pkt.need_ack, pkt.number, | |
| 4306 pkt.num_len, pkt.trunc); | |
| 4307 | |
|
8385
fb7422074258
Added generation of CC frames with error on connection termination.
Vladimir Homutov <vl@nginx.com>
parents:
8384
diff
changeset
|
4308 if (ngx_quic_encrypt(&pkt, ssl_conn, &res) != NGX_OK) { |
|
8575
2b11bd029815
QUIC: fixed memory leak in ngx_quic_send_frames().
Vladimir Homutov <vl@nginx.com>
parents:
8574
diff
changeset
|
4309 ngx_quic_free_frames(c, frames); |
| 8225 | 4310 return NGX_ERROR; |
| 4311 } | |
| 4312 | |
|
8308
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
4313 len = c->send(c, res.data, res.len); |
|
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
4314 if (len == NGX_ERROR || (size_t) len != res.len) { |
|
8575
2b11bd029815
QUIC: fixed memory leak in ngx_quic_send_frames().
Vladimir Homutov <vl@nginx.com>
parents:
8574
diff
changeset
|
4315 ngx_quic_free_frames(c, frames); |
|
8308
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
4316 return NGX_ERROR; |
|
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
4317 } |
|
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
4318 |
|
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
4319 /* len == NGX_OK || NGX_AGAIN */ |
|
8331
bda817d16cc2
Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents:
8328
diff
changeset
|
4320 ctx->pnum++; |
| 8225 | 4321 |
|
8473
1b9db5c8c29b
QUIC: reworked ngx_quic_send_frames() function.
Vladimir Homutov <vl@nginx.com>
parents:
8472
diff
changeset
|
4322 if (pkt.need_ack) { |
|
1b9db5c8c29b
QUIC: reworked ngx_quic_send_frames() function.
Vladimir Homutov <vl@nginx.com>
parents:
8472
diff
changeset
|
4323 /* move frames into the sent queue to wait for ack */ |
|
1b9db5c8c29b
QUIC: reworked ngx_quic_send_frames() function.
Vladimir Homutov <vl@nginx.com>
parents:
8472
diff
changeset
|
4324 |
|
1b9db5c8c29b
QUIC: reworked ngx_quic_send_frames() function.
Vladimir Homutov <vl@nginx.com>
parents:
8472
diff
changeset
|
4325 if (qc->closing) { |
|
1b9db5c8c29b
QUIC: reworked ngx_quic_send_frames() function.
Vladimir Homutov <vl@nginx.com>
parents:
8472
diff
changeset
|
4326 /* if we are closing, any ack will be discarded */ |
|
1b9db5c8c29b
QUIC: reworked ngx_quic_send_frames() function.
Vladimir Homutov <vl@nginx.com>
parents:
8472
diff
changeset
|
4327 ngx_quic_free_frames(c, frames); |
|
1b9db5c8c29b
QUIC: reworked ngx_quic_send_frames() function.
Vladimir Homutov <vl@nginx.com>
parents:
8472
diff
changeset
|
4328 |
|
1b9db5c8c29b
QUIC: reworked ngx_quic_send_frames() function.
Vladimir Homutov <vl@nginx.com>
parents:
8472
diff
changeset
|
4329 } else { |
|
1b9db5c8c29b
QUIC: reworked ngx_quic_send_frames() function.
Vladimir Homutov <vl@nginx.com>
parents:
8472
diff
changeset
|
4330 ngx_queue_add(&ctx->sent, frames); |
|
8475
b276833111cf
QUIC: implemented probe timeout (PTO) calculation.
Vladimir Homutov <vl@nginx.com>
parents:
8474
diff
changeset
|
4331 if (qc->pto.timer_set) { |
|
b276833111cf
QUIC: implemented probe timeout (PTO) calculation.
Vladimir Homutov <vl@nginx.com>
parents:
8474
diff
changeset
|
4332 ngx_del_timer(&qc->pto); |
|
b276833111cf
QUIC: implemented probe timeout (PTO) calculation.
Vladimir Homutov <vl@nginx.com>
parents:
8474
diff
changeset
|
4333 } |
|
b276833111cf
QUIC: implemented probe timeout (PTO) calculation.
Vladimir Homutov <vl@nginx.com>
parents:
8474
diff
changeset
|
4334 ngx_add_timer(&qc->pto, ngx_quic_pto(c, ctx)); |
|
8508
4604e6043657
QUIC: packet based bytes_in_flight accounting.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8507
diff
changeset
|
4335 |
|
4604e6043657
QUIC: packet based bytes_in_flight accounting.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8507
diff
changeset
|
4336 start->plen = len; |
|
8473
1b9db5c8c29b
QUIC: reworked ngx_quic_send_frames() function.
Vladimir Homutov <vl@nginx.com>
parents:
8472
diff
changeset
|
4337 } |
|
1b9db5c8c29b
QUIC: reworked ngx_quic_send_frames() function.
Vladimir Homutov <vl@nginx.com>
parents:
8472
diff
changeset
|
4338 |
|
8508
4604e6043657
QUIC: packet based bytes_in_flight accounting.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8507
diff
changeset
|
4339 qc->congestion.in_flight += len; |
|
8473
1b9db5c8c29b
QUIC: reworked ngx_quic_send_frames() function.
Vladimir Homutov <vl@nginx.com>
parents:
8472
diff
changeset
|
4340 |
|
1b9db5c8c29b
QUIC: reworked ngx_quic_send_frames() function.
Vladimir Homutov <vl@nginx.com>
parents:
8472
diff
changeset
|
4341 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0, |
|
1b9db5c8c29b
QUIC: reworked ngx_quic_send_frames() function.
Vladimir Homutov <vl@nginx.com>
parents:
8472
diff
changeset
|
4342 "quic congestion send if:%uz", |
|
1b9db5c8c29b
QUIC: reworked ngx_quic_send_frames() function.
Vladimir Homutov <vl@nginx.com>
parents:
8472
diff
changeset
|
4343 qc->congestion.in_flight); |
|
1b9db5c8c29b
QUIC: reworked ngx_quic_send_frames() function.
Vladimir Homutov <vl@nginx.com>
parents:
8472
diff
changeset
|
4344 } else { |
|
1b9db5c8c29b
QUIC: reworked ngx_quic_send_frames() function.
Vladimir Homutov <vl@nginx.com>
parents:
8472
diff
changeset
|
4345 /* no ack is expected for this frames, so we can free them */ |
|
1b9db5c8c29b
QUIC: reworked ngx_quic_send_frames() function.
Vladimir Homutov <vl@nginx.com>
parents:
8472
diff
changeset
|
4346 ngx_quic_free_frames(c, frames); |
|
1b9db5c8c29b
QUIC: reworked ngx_quic_send_frames() function.
Vladimir Homutov <vl@nginx.com>
parents:
8472
diff
changeset
|
4347 } |
|
1b9db5c8c29b
QUIC: reworked ngx_quic_send_frames() function.
Vladimir Homutov <vl@nginx.com>
parents:
8472
diff
changeset
|
4348 |
|
1b9db5c8c29b
QUIC: reworked ngx_quic_send_frames() function.
Vladimir Homutov <vl@nginx.com>
parents:
8472
diff
changeset
|
4349 return NGX_OK; |
|
8308
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
4350 } |
|
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
4351 |
|
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
4352 |
|
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
4353 static void |
|
8331
bda817d16cc2
Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents:
8328
diff
changeset
|
4354 ngx_quic_set_packet_number(ngx_quic_header_t *pkt, ngx_quic_send_ctx_t *ctx) |
|
8315
fdda518d10ba
Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents:
8314
diff
changeset
|
4355 { |
|
fdda518d10ba
Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents:
8314
diff
changeset
|
4356 uint64_t delta; |
|
fdda518d10ba
Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents:
8314
diff
changeset
|
4357 |
|
8331
bda817d16cc2
Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents:
8328
diff
changeset
|
4358 delta = ctx->pnum - ctx->largest_ack; |
|
bda817d16cc2
Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents:
8328
diff
changeset
|
4359 pkt->number = ctx->pnum; |
|
8315
fdda518d10ba
Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents:
8314
diff
changeset
|
4360 |
|
fdda518d10ba
Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents:
8314
diff
changeset
|
4361 if (delta <= 0x7F) { |
|
fdda518d10ba
Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents:
8314
diff
changeset
|
4362 pkt->num_len = 1; |
|
8331
bda817d16cc2
Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents:
8328
diff
changeset
|
4363 pkt->trunc = ctx->pnum & 0xff; |
|
8315
fdda518d10ba
Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents:
8314
diff
changeset
|
4364 |
|
fdda518d10ba
Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents:
8314
diff
changeset
|
4365 } else if (delta <= 0x7FFF) { |
|
fdda518d10ba
Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents:
8314
diff
changeset
|
4366 pkt->num_len = 2; |
|
fdda518d10ba
Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents:
8314
diff
changeset
|
4367 pkt->flags |= 0x1; |
|
8331
bda817d16cc2
Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents:
8328
diff
changeset
|
4368 pkt->trunc = ctx->pnum & 0xffff; |
|
8315
fdda518d10ba
Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents:
8314
diff
changeset
|
4369 |
|
fdda518d10ba
Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents:
8314
diff
changeset
|
4370 } else if (delta <= 0x7FFFFF) { |
|
fdda518d10ba
Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents:
8314
diff
changeset
|
4371 pkt->num_len = 3; |
|
fdda518d10ba
Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents:
8314
diff
changeset
|
4372 pkt->flags |= 0x2; |
|
8331
bda817d16cc2
Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents:
8328
diff
changeset
|
4373 pkt->trunc = ctx->pnum & 0xffffff; |
|
8315
fdda518d10ba
Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents:
8314
diff
changeset
|
4374 |
|
fdda518d10ba
Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents:
8314
diff
changeset
|
4375 } else { |
|
fdda518d10ba
Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents:
8314
diff
changeset
|
4376 pkt->num_len = 4; |
|
fdda518d10ba
Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents:
8314
diff
changeset
|
4377 pkt->flags |= 0x3; |
|
8331
bda817d16cc2
Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents:
8328
diff
changeset
|
4378 pkt->trunc = ctx->pnum & 0xffffffff; |
|
8315
fdda518d10ba
Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents:
8314
diff
changeset
|
4379 } |
|
fdda518d10ba
Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents:
8314
diff
changeset
|
4380 } |
|
fdda518d10ba
Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents:
8314
diff
changeset
|
4381 |
|
fdda518d10ba
Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents:
8314
diff
changeset
|
4382 |
|
fdda518d10ba
Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents:
8314
diff
changeset
|
4383 static void |
| 8472 | 4384 ngx_quic_pto_handler(ngx_event_t *ev) |
|
8308
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
4385 { |
|
8513
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8512
diff
changeset
|
4386 ngx_uint_t i; |
|
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8512
diff
changeset
|
4387 ngx_queue_t *q; |
|
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8512
diff
changeset
|
4388 ngx_connection_t *c; |
|
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8512
diff
changeset
|
4389 ngx_quic_frame_t *start; |
|
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8512
diff
changeset
|
4390 ngx_quic_send_ctx_t *ctx; |
|
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8512
diff
changeset
|
4391 ngx_quic_connection_t *qc; |
|
8308
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
4392 |
| 8472 | 4393 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, ev->log, 0, "quic pto timer"); |
|
8308
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
4394 |
|
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
4395 c = ev->data; |
|
8513
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8512
diff
changeset
|
4396 qc = c->quic; |
|
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8512
diff
changeset
|
4397 |
|
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8512
diff
changeset
|
4398 qc->pto_count++; |
|
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8512
diff
changeset
|
4399 |
|
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8512
diff
changeset
|
4400 for (i = 0; i < NGX_QUIC_SEND_CTX_LAST; i++) { |
|
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8512
diff
changeset
|
4401 |
|
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8512
diff
changeset
|
4402 ctx = &qc->send_ctx[i]; |
|
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8512
diff
changeset
|
4403 |
|
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8512
diff
changeset
|
4404 if (ngx_queue_empty(&ctx->sent)) { |
|
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8512
diff
changeset
|
4405 continue; |
|
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8512
diff
changeset
|
4406 } |
|
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8512
diff
changeset
|
4407 |
|
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8512
diff
changeset
|
4408 q = ngx_queue_head(&ctx->sent); |
|
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8512
diff
changeset
|
4409 start = ngx_queue_data(q, ngx_quic_frame_t, queue); |
|
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8512
diff
changeset
|
4410 |
|
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8512
diff
changeset
|
4411 if (start->pnum <= ctx->largest_ack |
|
8598
85a550047eb5
QUIC: added macro for unset packet number.
Vladimir Homutov <vl@nginx.com>
parents:
8597
diff
changeset
|
4412 && ctx->largest_ack != NGX_QUIC_UNSET_PN) |
|
8513
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8512
diff
changeset
|
4413 { |
|
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8512
diff
changeset
|
4414 continue; |
|
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8512
diff
changeset
|
4415 } |
|
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8512
diff
changeset
|
4416 |
|
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8512
diff
changeset
|
4417 ngx_log_debug3(NGX_LOG_DEBUG_EVENT, c->log, 0, |
|
8519
de7d6d943f68
QUIC: fixed format specifiers.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8518
diff
changeset
|
4418 "quic pto pnum:%uL pto_count:%ui level:%d", |
|
8513
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8512
diff
changeset
|
4419 start->pnum, c->quic->pto_count, start->level); |
|
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8512
diff
changeset
|
4420 |
|
8556
b383120afca3
QUIC: resend frames by moving them to output queue.
Roman Arutyunyan <arut@nginx.com>
parents:
8553
diff
changeset
|
4421 ngx_quic_resend_frames(c, ctx); |
|
8513
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8512
diff
changeset
|
4422 } |
|
8308
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
4423 } |
|
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
4424 |
|
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
4425 |
| 8309 | 4426 static void |
| 4427 ngx_quic_push_handler(ngx_event_t *ev) | |
| 4428 { | |
|
8334
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
8333
diff
changeset
|
4429 ngx_connection_t *c; |
| 8309 | 4430 |
| 8359 | 4431 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, ev->log, 0, "quic push timer"); |
| 8309 | 4432 |
| 4433 c = ev->data; | |
| 4434 | |
| 4435 if (ngx_quic_output(c) != NGX_OK) { | |
|
8355
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
4436 ngx_quic_close_connection(c, NGX_ERROR); |
| 8309 | 4437 return; |
| 4438 } | |
| 4439 } | |
| 4440 | |
| 4441 | |
|
8513
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8512
diff
changeset
|
4442 static |
|
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8512
diff
changeset
|
4443 void ngx_quic_lost_handler(ngx_event_t *ev) |
|
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8512
diff
changeset
|
4444 { |
|
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8512
diff
changeset
|
4445 ngx_connection_t *c; |
|
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8512
diff
changeset
|
4446 |
|
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8512
diff
changeset
|
4447 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, ev->log, 0, "quic lost timer"); |
|
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8512
diff
changeset
|
4448 |
|
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8512
diff
changeset
|
4449 c = ev->data; |
|
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8512
diff
changeset
|
4450 |
|
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8512
diff
changeset
|
4451 if (ngx_quic_detect_lost(c) != NGX_OK) { |
|
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8512
diff
changeset
|
4452 ngx_quic_close_connection(c, NGX_ERROR); |
|
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8512
diff
changeset
|
4453 } |
|
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8512
diff
changeset
|
4454 } |
|
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8512
diff
changeset
|
4455 |
|
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8512
diff
changeset
|
4456 |
|
8308
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
4457 static ngx_int_t |
|
8513
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8512
diff
changeset
|
4458 ngx_quic_detect_lost(ngx_connection_t *c) |
|
8308
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
4459 { |
|
8474
909b989ec088
QUIC: reworked retransmission mechanism.
Vladimir Homutov <vl@nginx.com>
parents:
8473
diff
changeset
|
4460 ngx_uint_t i; |
|
909b989ec088
QUIC: reworked retransmission mechanism.
Vladimir Homutov <vl@nginx.com>
parents:
8473
diff
changeset
|
4461 ngx_msec_t now, wait, min_wait, thr; |
|
8513
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8512
diff
changeset
|
4462 ngx_queue_t *q; |
|
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8512
diff
changeset
|
4463 ngx_quic_frame_t *start; |
|
8474
909b989ec088
QUIC: reworked retransmission mechanism.
Vladimir Homutov <vl@nginx.com>
parents:
8473
diff
changeset
|
4464 ngx_quic_send_ctx_t *ctx; |
|
8308
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
4465 ngx_quic_connection_t *qc; |
|
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
4466 |
|
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
4467 qc = c->quic; |
|
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
4468 now = ngx_current_msec; |
|
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
4469 |
|
8474
909b989ec088
QUIC: reworked retransmission mechanism.
Vladimir Homutov <vl@nginx.com>
parents:
8473
diff
changeset
|
4470 min_wait = 0; |
|
909b989ec088
QUIC: reworked retransmission mechanism.
Vladimir Homutov <vl@nginx.com>
parents:
8473
diff
changeset
|
4471 |
|
8513
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8512
diff
changeset
|
4472 thr = NGX_QUIC_TIME_THR * ngx_max(qc->latest_rtt, qc->avg_rtt); |
|
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8512
diff
changeset
|
4473 thr = ngx_max(thr, NGX_QUIC_TIME_GRANULARITY); |
|
8308
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
4474 |
|
8474
909b989ec088
QUIC: reworked retransmission mechanism.
Vladimir Homutov <vl@nginx.com>
parents:
8473
diff
changeset
|
4475 for (i = 0; i < NGX_QUIC_SEND_CTX_LAST; i++) { |
|
909b989ec088
QUIC: reworked retransmission mechanism.
Vladimir Homutov <vl@nginx.com>
parents:
8473
diff
changeset
|
4476 |
|
909b989ec088
QUIC: reworked retransmission mechanism.
Vladimir Homutov <vl@nginx.com>
parents:
8473
diff
changeset
|
4477 ctx = &qc->send_ctx[i]; |
|
909b989ec088
QUIC: reworked retransmission mechanism.
Vladimir Homutov <vl@nginx.com>
parents:
8473
diff
changeset
|
4478 |
|
8598
85a550047eb5
QUIC: added macro for unset packet number.
Vladimir Homutov <vl@nginx.com>
parents:
8597
diff
changeset
|
4479 if (ctx->largest_ack == NGX_QUIC_UNSET_PN) { |
|
8515
4e3a71621c9a
QUIC: do not arm loss detection timer for succeeding packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8514
diff
changeset
|
4480 continue; |
|
4e3a71621c9a
QUIC: do not arm loss detection timer for succeeding packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8514
diff
changeset
|
4481 } |
|
4e3a71621c9a
QUIC: do not arm loss detection timer for succeeding packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8514
diff
changeset
|
4482 |
|
8513
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8512
diff
changeset
|
4483 while (!ngx_queue_empty(&ctx->sent)) { |
|
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8512
diff
changeset
|
4484 |
|
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8512
diff
changeset
|
4485 q = ngx_queue_head(&ctx->sent); |
|
8474
909b989ec088
QUIC: reworked retransmission mechanism.
Vladimir Homutov <vl@nginx.com>
parents:
8473
diff
changeset
|
4486 start = ngx_queue_data(q, ngx_quic_frame_t, queue); |
|
909b989ec088
QUIC: reworked retransmission mechanism.
Vladimir Homutov <vl@nginx.com>
parents:
8473
diff
changeset
|
4487 |
|
8515
4e3a71621c9a
QUIC: do not arm loss detection timer for succeeding packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8514
diff
changeset
|
4488 if (start->pnum > ctx->largest_ack) { |
|
4e3a71621c9a
QUIC: do not arm loss detection timer for succeeding packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8514
diff
changeset
|
4489 break; |
|
4e3a71621c9a
QUIC: do not arm loss detection timer for succeeding packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8514
diff
changeset
|
4490 } |
|
4e3a71621c9a
QUIC: do not arm loss detection timer for succeeding packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8514
diff
changeset
|
4491 |
|
8474
909b989ec088
QUIC: reworked retransmission mechanism.
Vladimir Homutov <vl@nginx.com>
parents:
8473
diff
changeset
|
4492 wait = start->last + thr - now; |
|
909b989ec088
QUIC: reworked retransmission mechanism.
Vladimir Homutov <vl@nginx.com>
parents:
8473
diff
changeset
|
4493 |
|
8513
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8512
diff
changeset
|
4494 ngx_log_debug4(NGX_LOG_DEBUG_EVENT, c->log, 0, |
|
8519
de7d6d943f68
QUIC: fixed format specifiers.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8518
diff
changeset
|
4495 "quic detect_lost pnum:%uL thr:%M wait:%i level:%d", |
|
8513
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8512
diff
changeset
|
4496 start->pnum, thr, (ngx_int_t) wait, start->level); |
|
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8512
diff
changeset
|
4497 |
|
8516
355e079c5eee
QUIC: do not arm loss detection timer on packet threshold.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8515
diff
changeset
|
4498 if ((ngx_msec_int_t) wait > 0 |
|
355e079c5eee
QUIC: do not arm loss detection timer on packet threshold.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8515
diff
changeset
|
4499 && ctx->largest_ack - start->pnum < NGX_QUIC_PKT_THR) |
|
355e079c5eee
QUIC: do not arm loss detection timer on packet threshold.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8515
diff
changeset
|
4500 { |
|
8474
909b989ec088
QUIC: reworked retransmission mechanism.
Vladimir Homutov <vl@nginx.com>
parents:
8473
diff
changeset
|
4501 |
|
909b989ec088
QUIC: reworked retransmission mechanism.
Vladimir Homutov <vl@nginx.com>
parents:
8473
diff
changeset
|
4502 if (min_wait == 0 || wait < min_wait) { |
|
909b989ec088
QUIC: reworked retransmission mechanism.
Vladimir Homutov <vl@nginx.com>
parents:
8473
diff
changeset
|
4503 min_wait = wait; |
|
909b989ec088
QUIC: reworked retransmission mechanism.
Vladimir Homutov <vl@nginx.com>
parents:
8473
diff
changeset
|
4504 } |
|
909b989ec088
QUIC: reworked retransmission mechanism.
Vladimir Homutov <vl@nginx.com>
parents:
8473
diff
changeset
|
4505 |
|
8516
355e079c5eee
QUIC: do not arm loss detection timer on packet threshold.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8515
diff
changeset
|
4506 break; |
|
8308
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
4507 } |
|
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
4508 |
|
8556
b383120afca3
QUIC: resend frames by moving them to output queue.
Roman Arutyunyan <arut@nginx.com>
parents:
8553
diff
changeset
|
4509 ngx_quic_resend_frames(c, ctx); |
|
8513
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8512
diff
changeset
|
4510 } |
|
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8512
diff
changeset
|
4511 } |
|
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8512
diff
changeset
|
4512 |
|
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8512
diff
changeset
|
4513 /* no more preceeding packets */ |
|
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8512
diff
changeset
|
4514 |
|
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8512
diff
changeset
|
4515 if (min_wait == 0) { |
|
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8512
diff
changeset
|
4516 qc->pto.handler = ngx_quic_pto_handler; |
|
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8512
diff
changeset
|
4517 return NGX_OK; |
|
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8512
diff
changeset
|
4518 } |
|
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8512
diff
changeset
|
4519 |
|
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8512
diff
changeset
|
4520 qc->pto.handler = ngx_quic_lost_handler; |
|
8474
909b989ec088
QUIC: reworked retransmission mechanism.
Vladimir Homutov <vl@nginx.com>
parents:
8473
diff
changeset
|
4521 |
|
909b989ec088
QUIC: reworked retransmission mechanism.
Vladimir Homutov <vl@nginx.com>
parents:
8473
diff
changeset
|
4522 if (qc->pto.timer_set) { |
|
909b989ec088
QUIC: reworked retransmission mechanism.
Vladimir Homutov <vl@nginx.com>
parents:
8473
diff
changeset
|
4523 ngx_del_timer(&qc->pto); |
|
909b989ec088
QUIC: reworked retransmission mechanism.
Vladimir Homutov <vl@nginx.com>
parents:
8473
diff
changeset
|
4524 } |
|
909b989ec088
QUIC: reworked retransmission mechanism.
Vladimir Homutov <vl@nginx.com>
parents:
8473
diff
changeset
|
4525 |
|
8513
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8512
diff
changeset
|
4526 ngx_add_timer(&qc->pto, min_wait); |
|
8308
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
4527 |
| 8225 | 4528 return NGX_OK; |
| 4529 } | |
| 4530 | |
| 4531 | |
|
8556
b383120afca3
QUIC: resend frames by moving them to output queue.
Roman Arutyunyan <arut@nginx.com>
parents:
8553
diff
changeset
|
4532 static void |
|
b383120afca3
QUIC: resend frames by moving them to output queue.
Roman Arutyunyan <arut@nginx.com>
parents:
8553
diff
changeset
|
4533 ngx_quic_resend_frames(ngx_connection_t *c, ngx_quic_send_ctx_t *ctx) |
|
8513
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8512
diff
changeset
|
4534 { |
|
8556
b383120afca3
QUIC: resend frames by moving them to output queue.
Roman Arutyunyan <arut@nginx.com>
parents:
8553
diff
changeset
|
4535 ngx_queue_t *q; |
|
b383120afca3
QUIC: resend frames by moving them to output queue.
Roman Arutyunyan <arut@nginx.com>
parents:
8553
diff
changeset
|
4536 ngx_quic_frame_t *f, *start; |
|
b383120afca3
QUIC: resend frames by moving them to output queue.
Roman Arutyunyan <arut@nginx.com>
parents:
8553
diff
changeset
|
4537 ngx_quic_connection_t *qc; |
|
b383120afca3
QUIC: resend frames by moving them to output queue.
Roman Arutyunyan <arut@nginx.com>
parents:
8553
diff
changeset
|
4538 |
|
b383120afca3
QUIC: resend frames by moving them to output queue.
Roman Arutyunyan <arut@nginx.com>
parents:
8553
diff
changeset
|
4539 qc = c->quic; |
|
8513
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8512
diff
changeset
|
4540 q = ngx_queue_head(&ctx->sent); |
|
8556
b383120afca3
QUIC: resend frames by moving them to output queue.
Roman Arutyunyan <arut@nginx.com>
parents:
8553
diff
changeset
|
4541 start = ngx_queue_data(q, ngx_quic_frame_t, queue); |
|
b383120afca3
QUIC: resend frames by moving them to output queue.
Roman Arutyunyan <arut@nginx.com>
parents:
8553
diff
changeset
|
4542 |
|
b383120afca3
QUIC: resend frames by moving them to output queue.
Roman Arutyunyan <arut@nginx.com>
parents:
8553
diff
changeset
|
4543 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0, |
|
b383120afca3
QUIC: resend frames by moving them to output queue.
Roman Arutyunyan <arut@nginx.com>
parents:
8553
diff
changeset
|
4544 "quic resend packet pnum:%uL", start->pnum); |
|
8513
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8512
diff
changeset
|
4545 |
|
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8512
diff
changeset
|
4546 do { |
|
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8512
diff
changeset
|
4547 f = ngx_queue_data(q, ngx_quic_frame_t, queue); |
|
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8512
diff
changeset
|
4548 |
|
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8512
diff
changeset
|
4549 if (f->pnum != start->pnum) { |
|
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8512
diff
changeset
|
4550 break; |
|
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8512
diff
changeset
|
4551 } |
|
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8512
diff
changeset
|
4552 |
|
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8512
diff
changeset
|
4553 q = ngx_queue_next(q); |
|
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8512
diff
changeset
|
4554 |
|
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8512
diff
changeset
|
4555 ngx_queue_remove(&f->queue); |
|
8556
b383120afca3
QUIC: resend frames by moving them to output queue.
Roman Arutyunyan <arut@nginx.com>
parents:
8553
diff
changeset
|
4556 ngx_queue_insert_tail(&ctx->frames, &f->queue); |
|
8513
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8512
diff
changeset
|
4557 |
|
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8512
diff
changeset
|
4558 } while (q != ngx_queue_sentinel(&ctx->sent)); |
|
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8512
diff
changeset
|
4559 |
|
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8512
diff
changeset
|
4560 ngx_quic_congestion_lost(c, start); |
|
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8512
diff
changeset
|
4561 |
|
8556
b383120afca3
QUIC: resend frames by moving them to output queue.
Roman Arutyunyan <arut@nginx.com>
parents:
8553
diff
changeset
|
4562 if (qc->closing) { |
|
b383120afca3
QUIC: resend frames by moving them to output queue.
Roman Arutyunyan <arut@nginx.com>
parents:
8553
diff
changeset
|
4563 return; |
|
b383120afca3
QUIC: resend frames by moving them to output queue.
Roman Arutyunyan <arut@nginx.com>
parents:
8553
diff
changeset
|
4564 } |
|
b383120afca3
QUIC: resend frames by moving them to output queue.
Roman Arutyunyan <arut@nginx.com>
parents:
8553
diff
changeset
|
4565 |
|
b383120afca3
QUIC: resend frames by moving them to output queue.
Roman Arutyunyan <arut@nginx.com>
parents:
8553
diff
changeset
|
4566 ngx_post_event(&qc->push, &ngx_posted_events); |
|
8513
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8512
diff
changeset
|
4567 } |
|
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8512
diff
changeset
|
4568 |
|
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8512
diff
changeset
|
4569 |
| 8225 | 4570 ngx_connection_t * |
|
8495
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8486
diff
changeset
|
4571 ngx_quic_open_stream(ngx_connection_t *c, ngx_uint_t bidi) |
| 8225 | 4572 { |
|
8495
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8486
diff
changeset
|
4573 size_t rcvbuf_size; |
|
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8486
diff
changeset
|
4574 uint64_t id; |
|
8280
b364af7f9f3f
Removed ngx_quic_stream_node_t.
Roman Arutyunyan <arut@nginx.com>
parents:
8279
diff
changeset
|
4575 ngx_quic_stream_t *qs, *sn; |
|
b364af7f9f3f
Removed ngx_quic_stream_node_t.
Roman Arutyunyan <arut@nginx.com>
parents:
8279
diff
changeset
|
4576 ngx_quic_connection_t *qc; |
|
8229
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
4577 |
|
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
4578 qs = c->qs; |
|
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
4579 qc = qs->parent->quic; |
|
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
4580 |
|
8495
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8486
diff
changeset
|
4581 if (bidi) { |
|
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8486
diff
changeset
|
4582 if (qc->streams.server_streams_bidi |
|
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8486
diff
changeset
|
4583 >= qc->streams.server_max_streams_bidi) |
|
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8486
diff
changeset
|
4584 { |
|
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8486
diff
changeset
|
4585 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0, |
|
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8486
diff
changeset
|
4586 "quic too many server bidi streams: %uL", |
|
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8486
diff
changeset
|
4587 qc->streams.server_streams_bidi); |
|
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8486
diff
changeset
|
4588 return NULL; |
|
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8486
diff
changeset
|
4589 } |
|
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8486
diff
changeset
|
4590 |
|
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8486
diff
changeset
|
4591 id = (qc->streams.server_streams_bidi << 2) |
|
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8486
diff
changeset
|
4592 | NGX_QUIC_STREAM_SERVER_INITIATED; |
|
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8486
diff
changeset
|
4593 |
|
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8486
diff
changeset
|
4594 ngx_log_debug3(NGX_LOG_DEBUG_EVENT, c->log, 0, |
|
8499
b0e74a54c98b
QUIC: consistent Stream ID logging format.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8496
diff
changeset
|
4595 "quic creating server bidi stream %uL/%uL id:0x%xL", |
|
8495
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8486
diff
changeset
|
4596 qc->streams.server_streams_bidi, |
|
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8486
diff
changeset
|
4597 qc->streams.server_max_streams_bidi, id); |
|
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8486
diff
changeset
|
4598 |
|
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8486
diff
changeset
|
4599 qc->streams.server_streams_bidi++; |
|
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8486
diff
changeset
|
4600 rcvbuf_size = qc->tp.initial_max_stream_data_bidi_local; |
|
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8486
diff
changeset
|
4601 |
|
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8486
diff
changeset
|
4602 } else { |
|
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8486
diff
changeset
|
4603 if (qc->streams.server_streams_uni |
|
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8486
diff
changeset
|
4604 >= qc->streams.server_max_streams_uni) |
|
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8486
diff
changeset
|
4605 { |
|
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8486
diff
changeset
|
4606 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0, |
|
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8486
diff
changeset
|
4607 "quic too many server uni streams: %uL", |
|
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8486
diff
changeset
|
4608 qc->streams.server_streams_uni); |
|
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8486
diff
changeset
|
4609 return NULL; |
|
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8486
diff
changeset
|
4610 } |
|
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8486
diff
changeset
|
4611 |
|
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8486
diff
changeset
|
4612 id = (qc->streams.server_streams_uni << 2) |
|
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8486
diff
changeset
|
4613 | NGX_QUIC_STREAM_SERVER_INITIATED |
|
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8486
diff
changeset
|
4614 | NGX_QUIC_STREAM_UNIDIRECTIONAL; |
|
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8486
diff
changeset
|
4615 |
|
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8486
diff
changeset
|
4616 ngx_log_debug3(NGX_LOG_DEBUG_EVENT, c->log, 0, |
|
8499
b0e74a54c98b
QUIC: consistent Stream ID logging format.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8496
diff
changeset
|
4617 "quic creating server uni stream %uL/%uL id:0x%xL", |
|
8495
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8486
diff
changeset
|
4618 qc->streams.server_streams_uni, |
|
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8486
diff
changeset
|
4619 qc->streams.server_max_streams_uni, id); |
|
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8486
diff
changeset
|
4620 |
|
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8486
diff
changeset
|
4621 qc->streams.server_streams_uni++; |
|
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8486
diff
changeset
|
4622 rcvbuf_size = 0; |
|
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8486
diff
changeset
|
4623 } |
|
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8486
diff
changeset
|
4624 |
|
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8486
diff
changeset
|
4625 sn = ngx_quic_create_stream(qs->parent, id, rcvbuf_size); |
|
8229
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
4626 if (sn == NULL) { |
|
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
4627 return NULL; |
|
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
4628 } |
|
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
4629 |
|
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
4630 return sn->c; |
| 8225 | 4631 } |
| 4632 | |
| 4633 | |
| 4634 static void | |
| 4635 ngx_quic_rbtree_insert_stream(ngx_rbtree_node_t *temp, | |
| 4636 ngx_rbtree_node_t *node, ngx_rbtree_node_t *sentinel) | |
| 4637 { | |
|
8280
b364af7f9f3f
Removed ngx_quic_stream_node_t.
Roman Arutyunyan <arut@nginx.com>
parents:
8279
diff
changeset
|
4638 ngx_rbtree_node_t **p; |
|
b364af7f9f3f
Removed ngx_quic_stream_node_t.
Roman Arutyunyan <arut@nginx.com>
parents:
8279
diff
changeset
|
4639 ngx_quic_stream_t *qn, *qnt; |
| 8225 | 4640 |
| 4641 for ( ;; ) { | |
|
8284
2935a11c55b6
Fixed QUIC stream insert and find.
Roman Arutyunyan <arut@nginx.com>
parents:
8282
diff
changeset
|
4642 qn = (ngx_quic_stream_t *) node; |
|
2935a11c55b6
Fixed QUIC stream insert and find.
Roman Arutyunyan <arut@nginx.com>
parents:
8282
diff
changeset
|
4643 qnt = (ngx_quic_stream_t *) temp; |
| 8225 | 4644 |
|
8284
2935a11c55b6
Fixed QUIC stream insert and find.
Roman Arutyunyan <arut@nginx.com>
parents:
8282
diff
changeset
|
4645 p = (qn->id < qnt->id) ? &temp->left : &temp->right; |
| 8225 | 4646 |
| 4647 if (*p == sentinel) { | |
| 4648 break; | |
| 4649 } | |
| 4650 | |
| 4651 temp = *p; | |
| 4652 } | |
| 4653 | |
| 4654 *p = node; | |
| 4655 node->parent = temp; | |
| 4656 node->left = sentinel; | |
| 4657 node->right = sentinel; | |
| 4658 ngx_rbt_red(node); | |
| 4659 } | |
| 4660 | |
| 4661 | |
|
8280
b364af7f9f3f
Removed ngx_quic_stream_node_t.
Roman Arutyunyan <arut@nginx.com>
parents:
8279
diff
changeset
|
4662 static ngx_quic_stream_t * |
|
8284
2935a11c55b6
Fixed QUIC stream insert and find.
Roman Arutyunyan <arut@nginx.com>
parents:
8282
diff
changeset
|
4663 ngx_quic_find_stream(ngx_rbtree_t *rbtree, uint64_t id) |
| 8225 | 4664 { |
| 4665 ngx_rbtree_node_t *node, *sentinel; | |
|
8284
2935a11c55b6
Fixed QUIC stream insert and find.
Roman Arutyunyan <arut@nginx.com>
parents:
8282
diff
changeset
|
4666 ngx_quic_stream_t *qn; |
| 8225 | 4667 |
| 4668 node = rbtree->root; | |
| 4669 sentinel = rbtree->sentinel; | |
| 4670 | |
| 4671 while (node != sentinel) { | |
|
8284
2935a11c55b6
Fixed QUIC stream insert and find.
Roman Arutyunyan <arut@nginx.com>
parents:
8282
diff
changeset
|
4672 qn = (ngx_quic_stream_t *) node; |
| 8225 | 4673 |
|
8284
2935a11c55b6
Fixed QUIC stream insert and find.
Roman Arutyunyan <arut@nginx.com>
parents:
8282
diff
changeset
|
4674 if (id == qn->id) { |
|
2935a11c55b6
Fixed QUIC stream insert and find.
Roman Arutyunyan <arut@nginx.com>
parents:
8282
diff
changeset
|
4675 return qn; |
| 8225 | 4676 } |
| 4677 | |
|
8284
2935a11c55b6
Fixed QUIC stream insert and find.
Roman Arutyunyan <arut@nginx.com>
parents:
8282
diff
changeset
|
4678 node = (id < qn->id) ? node->left : node->right; |
| 8225 | 4679 } |
| 4680 | |
| 4681 return NULL; | |
| 4682 } | |
| 4683 | |
| 4684 | |
|
8280
b364af7f9f3f
Removed ngx_quic_stream_node_t.
Roman Arutyunyan <arut@nginx.com>
parents:
8279
diff
changeset
|
4685 static ngx_quic_stream_t * |
|
8504
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
4686 ngx_quic_create_client_stream(ngx_connection_t *c, uint64_t id) |
|
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
4687 { |
|
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
4688 size_t n; |
|
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
4689 uint64_t min_id; |
|
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
4690 ngx_quic_stream_t *sn; |
|
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
4691 ngx_quic_connection_t *qc; |
|
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
4692 |
|
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
4693 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0, |
|
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
4694 "quic stream id 0x%xL is new", id); |
|
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
4695 |
|
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
4696 qc = c->quic; |
|
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
4697 |
|
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
4698 if (id & NGX_QUIC_STREAM_UNIDIRECTIONAL) { |
|
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
4699 |
|
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
4700 if (id & NGX_QUIC_STREAM_SERVER_INITIATED) { |
|
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
4701 if ((id >> 2) < qc->streams.server_streams_uni) { |
|
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
4702 return NGX_QUIC_STREAM_GONE; |
|
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
4703 } |
|
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
4704 |
|
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
4705 qc->error = NGX_QUIC_ERR_STREAM_STATE_ERROR; |
|
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
4706 return NULL; |
|
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
4707 } |
|
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
4708 |
|
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
4709 if ((id >> 2) < qc->streams.client_streams_uni) { |
|
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
4710 return NGX_QUIC_STREAM_GONE; |
|
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
4711 } |
|
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
4712 |
|
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
4713 if ((id >> 2) >= qc->streams.client_max_streams_uni) { |
|
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
4714 qc->error = NGX_QUIC_ERR_STREAM_LIMIT_ERROR; |
|
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
4715 return NULL; |
|
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
4716 } |
|
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
4717 |
|
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
4718 min_id = (qc->streams.client_streams_uni << 2) |
|
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
4719 | NGX_QUIC_STREAM_UNIDIRECTIONAL; |
|
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
4720 qc->streams.client_streams_uni = (id >> 2) + 1; |
|
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
4721 n = qc->tp.initial_max_stream_data_uni; |
|
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
4722 |
|
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
4723 } else { |
|
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
4724 |
|
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
4725 if (id & NGX_QUIC_STREAM_SERVER_INITIATED) { |
|
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
4726 if ((id >> 2) < qc->streams.server_streams_bidi) { |
|
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
4727 return NGX_QUIC_STREAM_GONE; |
|
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
4728 } |
|
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
4729 |
|
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
4730 qc->error = NGX_QUIC_ERR_STREAM_STATE_ERROR; |
|
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
4731 return NULL; |
|
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
4732 } |
|
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
4733 |
|
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
4734 if ((id >> 2) < qc->streams.client_streams_bidi) { |
|
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
4735 return NGX_QUIC_STREAM_GONE; |
|
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
4736 } |
|
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
4737 |
|
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
4738 if ((id >> 2) >= qc->streams.client_max_streams_bidi) { |
|
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
4739 qc->error = NGX_QUIC_ERR_STREAM_LIMIT_ERROR; |
|
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
4740 return NULL; |
|
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
4741 } |
|
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
4742 |
|
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
4743 min_id = (qc->streams.client_streams_bidi << 2); |
|
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
4744 qc->streams.client_streams_bidi = (id >> 2) + 1; |
|
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
4745 n = qc->tp.initial_max_stream_data_bidi_remote; |
|
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
4746 } |
|
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
4747 |
|
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
4748 if (n < NGX_QUIC_STREAM_BUFSIZE) { |
|
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
4749 n = NGX_QUIC_STREAM_BUFSIZE; |
|
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
4750 } |
|
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
4751 |
|
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
4752 /* |
|
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
4753 * 2.1. Stream Types and Identifiers |
|
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
4754 * |
|
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
4755 * Within each type, streams are created with numerically increasing |
|
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
4756 * stream IDs. A stream ID that is used out of order results in all |
|
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
4757 * streams of that type with lower-numbered stream IDs also being |
|
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
4758 * opened. |
|
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
4759 */ |
|
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
4760 |
|
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
4761 for ( /* void */ ; min_id < id; min_id += 0x04) { |
|
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
4762 |
|
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
4763 sn = ngx_quic_create_stream(c, min_id, n); |
|
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
4764 if (sn == NULL) { |
|
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
4765 return NULL; |
|
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
4766 } |
|
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
4767 |
|
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
4768 sn->c->listening->handler(sn->c); |
|
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
4769 } |
|
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
4770 |
|
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
4771 return ngx_quic_create_stream(c, id, n); |
|
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
4772 } |
|
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
4773 |
|
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
4774 |
|
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
4775 static ngx_quic_stream_t * |
|
8282
4cf00c14f11a
Safe QUIC stream creation.
Roman Arutyunyan <arut@nginx.com>
parents:
8281
diff
changeset
|
4776 ngx_quic_create_stream(ngx_connection_t *c, uint64_t id, size_t rcvbuf_size) |
|
8229
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
4777 { |
|
8365
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
4778 ngx_log_t *log; |
|
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
4779 ngx_pool_t *pool; |
|
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
4780 ngx_quic_stream_t *sn; |
|
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
4781 ngx_pool_cleanup_t *cln; |
|
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
4782 ngx_quic_connection_t *qc; |
|
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
4783 |
|
8496
c5324bb3a704
QUIC: limited the number of client-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8495
diff
changeset
|
4784 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0, |
|
8499
b0e74a54c98b
QUIC: consistent Stream ID logging format.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8496
diff
changeset
|
4785 "quic stream id 0x%xL create", id); |
|
8496
c5324bb3a704
QUIC: limited the number of client-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8495
diff
changeset
|
4786 |
|
8365
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
4787 qc = c->quic; |
|
8229
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
4788 |
|
8282
4cf00c14f11a
Safe QUIC stream creation.
Roman Arutyunyan <arut@nginx.com>
parents:
8281
diff
changeset
|
4789 pool = ngx_create_pool(NGX_DEFAULT_POOL_SIZE, c->log); |
|
4cf00c14f11a
Safe QUIC stream creation.
Roman Arutyunyan <arut@nginx.com>
parents:
8281
diff
changeset
|
4790 if (pool == NULL) { |
|
8229
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
4791 return NULL; |
|
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
4792 } |
|
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
4793 |
|
8282
4cf00c14f11a
Safe QUIC stream creation.
Roman Arutyunyan <arut@nginx.com>
parents:
8281
diff
changeset
|
4794 sn = ngx_pcalloc(pool, sizeof(ngx_quic_stream_t)); |
|
4cf00c14f11a
Safe QUIC stream creation.
Roman Arutyunyan <arut@nginx.com>
parents:
8281
diff
changeset
|
4795 if (sn == NULL) { |
|
4cf00c14f11a
Safe QUIC stream creation.
Roman Arutyunyan <arut@nginx.com>
parents:
8281
diff
changeset
|
4796 ngx_destroy_pool(pool); |
|
8229
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
4797 return NULL; |
|
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
4798 } |
|
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
4799 |
|
8282
4cf00c14f11a
Safe QUIC stream creation.
Roman Arutyunyan <arut@nginx.com>
parents:
8281
diff
changeset
|
4800 sn->node.key = id; |
|
4cf00c14f11a
Safe QUIC stream creation.
Roman Arutyunyan <arut@nginx.com>
parents:
8281
diff
changeset
|
4801 sn->parent = c; |
|
4cf00c14f11a
Safe QUIC stream creation.
Roman Arutyunyan <arut@nginx.com>
parents:
8281
diff
changeset
|
4802 sn->id = id; |
|
4cf00c14f11a
Safe QUIC stream creation.
Roman Arutyunyan <arut@nginx.com>
parents:
8281
diff
changeset
|
4803 |
|
4cf00c14f11a
Safe QUIC stream creation.
Roman Arutyunyan <arut@nginx.com>
parents:
8281
diff
changeset
|
4804 sn->b = ngx_create_temp_buf(pool, rcvbuf_size); |
|
4cf00c14f11a
Safe QUIC stream creation.
Roman Arutyunyan <arut@nginx.com>
parents:
8281
diff
changeset
|
4805 if (sn->b == NULL) { |
|
4cf00c14f11a
Safe QUIC stream creation.
Roman Arutyunyan <arut@nginx.com>
parents:
8281
diff
changeset
|
4806 ngx_destroy_pool(pool); |
|
8229
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
4807 return NULL; |
|
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
4808 } |
|
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
4809 |
|
8334
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
8333
diff
changeset
|
4810 ngx_queue_init(&sn->fs.frames); |
|
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
8333
diff
changeset
|
4811 |
|
8229
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
4812 log = ngx_palloc(pool, sizeof(ngx_log_t)); |
|
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
4813 if (log == NULL) { |
|
8282
4cf00c14f11a
Safe QUIC stream creation.
Roman Arutyunyan <arut@nginx.com>
parents:
8281
diff
changeset
|
4814 ngx_destroy_pool(pool); |
|
8229
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
4815 return NULL; |
|
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
4816 } |
|
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
4817 |
|
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
4818 *log = *c->log; |
|
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
4819 pool->log = log; |
|
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
4820 |
|
8282
4cf00c14f11a
Safe QUIC stream creation.
Roman Arutyunyan <arut@nginx.com>
parents:
8281
diff
changeset
|
4821 sn->c = ngx_get_connection(-1, log); |
|
4cf00c14f11a
Safe QUIC stream creation.
Roman Arutyunyan <arut@nginx.com>
parents:
8281
diff
changeset
|
4822 if (sn->c == NULL) { |
|
4cf00c14f11a
Safe QUIC stream creation.
Roman Arutyunyan <arut@nginx.com>
parents:
8281
diff
changeset
|
4823 ngx_destroy_pool(pool); |
|
8229
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
4824 return NULL; |
|
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
4825 } |
|
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
4826 |
|
8280
b364af7f9f3f
Removed ngx_quic_stream_node_t.
Roman Arutyunyan <arut@nginx.com>
parents:
8279
diff
changeset
|
4827 sn->c->qs = sn; |
|
8482
893b3313f53c
QUIC: added "quic" listen parameter in Stream.
Roman Arutyunyan <arut@nginx.com>
parents:
8481
diff
changeset
|
4828 sn->c->type = SOCK_STREAM; |
|
8282
4cf00c14f11a
Safe QUIC stream creation.
Roman Arutyunyan <arut@nginx.com>
parents:
8281
diff
changeset
|
4829 sn->c->pool = pool; |
|
4cf00c14f11a
Safe QUIC stream creation.
Roman Arutyunyan <arut@nginx.com>
parents:
8281
diff
changeset
|
4830 sn->c->ssl = c->ssl; |
|
4cf00c14f11a
Safe QUIC stream creation.
Roman Arutyunyan <arut@nginx.com>
parents:
8281
diff
changeset
|
4831 sn->c->sockaddr = c->sockaddr; |
|
4cf00c14f11a
Safe QUIC stream creation.
Roman Arutyunyan <arut@nginx.com>
parents:
8281
diff
changeset
|
4832 sn->c->listening = c->listening; |
|
4cf00c14f11a
Safe QUIC stream creation.
Roman Arutyunyan <arut@nginx.com>
parents:
8281
diff
changeset
|
4833 sn->c->addr_text = c->addr_text; |
|
4cf00c14f11a
Safe QUIC stream creation.
Roman Arutyunyan <arut@nginx.com>
parents:
8281
diff
changeset
|
4834 sn->c->local_sockaddr = c->local_sockaddr; |
|
8579
d57cfdebe301
QUIC: set local_socklen in stream connections.
Roman Arutyunyan <arut@nginx.com>
parents:
8578
diff
changeset
|
4835 sn->c->local_socklen = c->local_socklen; |
|
8282
4cf00c14f11a
Safe QUIC stream creation.
Roman Arutyunyan <arut@nginx.com>
parents:
8281
diff
changeset
|
4836 sn->c->number = ngx_atomic_fetch_add(ngx_connection_counter, 1); |
|
8229
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
4837 |
|
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
4838 sn->c->recv = ngx_quic_stream_recv; |
|
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
4839 sn->c->send = ngx_quic_stream_send; |
|
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
4840 sn->c->send_chain = ngx_quic_stream_send_chain; |
|
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
4841 |
|
8479
b250b515e5b6
QUIC: fixed stream read event log.
Roman Arutyunyan <arut@nginx.com>
parents:
8478
diff
changeset
|
4842 sn->c->read->log = log; |
|
b250b515e5b6
QUIC: fixed stream read event log.
Roman Arutyunyan <arut@nginx.com>
parents:
8478
diff
changeset
|
4843 sn->c->write->log = log; |
|
8282
4cf00c14f11a
Safe QUIC stream creation.
Roman Arutyunyan <arut@nginx.com>
parents:
8281
diff
changeset
|
4844 |
|
8362
44cac24aaa44
Assign connection number to every QUIC stream log.
Roman Arutyunyan <arut@nginx.com>
parents:
8361
diff
changeset
|
4845 log->connection = sn->c->number; |
|
44cac24aaa44
Assign connection number to every QUIC stream log.
Roman Arutyunyan <arut@nginx.com>
parents:
8361
diff
changeset
|
4846 |
|
8364
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
4847 if ((id & NGX_QUIC_STREAM_UNIDIRECTIONAL) == 0 |
|
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
4848 || (id & NGX_QUIC_STREAM_SERVER_INITIATED)) |
|
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
4849 { |
|
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
4850 sn->c->write->ready = 1; |
|
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
4851 } |
|
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
4852 |
|
8365
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
4853 if (id & NGX_QUIC_STREAM_UNIDIRECTIONAL) { |
|
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
4854 if (id & NGX_QUIC_STREAM_SERVER_INITIATED) { |
|
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
4855 sn->send_max_data = qc->ctp.initial_max_stream_data_uni; |
|
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
4856 } |
|
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
4857 |
|
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
4858 } else { |
|
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
4859 if (id & NGX_QUIC_STREAM_SERVER_INITIATED) { |
|
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
4860 sn->send_max_data = qc->ctp.initial_max_stream_data_bidi_remote; |
|
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
4861 } else { |
|
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
4862 sn->send_max_data = qc->ctp.initial_max_stream_data_bidi_local; |
|
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
4863 } |
|
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
4864 } |
|
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
4865 |
|
8239
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
8237
diff
changeset
|
4866 cln = ngx_pool_cleanup_add(pool, 0); |
|
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
8237
diff
changeset
|
4867 if (cln == NULL) { |
|
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
8237
diff
changeset
|
4868 ngx_close_connection(sn->c); |
|
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
8237
diff
changeset
|
4869 ngx_destroy_pool(pool); |
|
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
8237
diff
changeset
|
4870 return NULL; |
|
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
8237
diff
changeset
|
4871 } |
|
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
8237
diff
changeset
|
4872 |
|
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
8237
diff
changeset
|
4873 cln->handler = ngx_quic_stream_cleanup_handler; |
|
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
8237
diff
changeset
|
4874 cln->data = sn->c; |
|
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
8237
diff
changeset
|
4875 |
|
8282
4cf00c14f11a
Safe QUIC stream creation.
Roman Arutyunyan <arut@nginx.com>
parents:
8281
diff
changeset
|
4876 ngx_rbtree_insert(&c->quic->streams.tree, &sn->node); |
|
4cf00c14f11a
Safe QUIC stream creation.
Roman Arutyunyan <arut@nginx.com>
parents:
8281
diff
changeset
|
4877 |
|
8229
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
4878 return sn; |
|
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
4879 } |
|
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
4880 |
|
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
4881 |
| 8225 | 4882 static ssize_t |
| 4883 ngx_quic_stream_recv(ngx_connection_t *c, u_char *buf, size_t size) | |
| 4884 { | |
|
8338
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
8337
diff
changeset
|
4885 ssize_t len; |
|
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
8337
diff
changeset
|
4886 ngx_buf_t *b; |
|
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
8337
diff
changeset
|
4887 ngx_event_t *rev; |
|
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
8337
diff
changeset
|
4888 ngx_connection_t *pc; |
|
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
8337
diff
changeset
|
4889 ngx_quic_frame_t *frame; |
|
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
8337
diff
changeset
|
4890 ngx_quic_stream_t *qs; |
|
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
8337
diff
changeset
|
4891 ngx_quic_connection_t *qc; |
| 8225 | 4892 |
| 4893 qs = c->qs; | |
|
8280
b364af7f9f3f
Removed ngx_quic_stream_node_t.
Roman Arutyunyan <arut@nginx.com>
parents:
8279
diff
changeset
|
4894 b = qs->b; |
|
8338
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
8337
diff
changeset
|
4895 pc = qs->parent; |
|
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
8337
diff
changeset
|
4896 qc = pc->quic; |
|
8279
5f223cdad40e
Implemented eof in QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8278
diff
changeset
|
4897 rev = c->read; |
| 8225 | 4898 |
|
8503
b66a2a041d7e
QUIC: fixed ngx_http_test_reading() for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8502
diff
changeset
|
4899 if (rev->error) { |
|
b66a2a041d7e
QUIC: fixed ngx_http_test_reading() for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8502
diff
changeset
|
4900 return NGX_ERROR; |
|
b66a2a041d7e
QUIC: fixed ngx_http_test_reading() for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8502
diff
changeset
|
4901 } |
|
b66a2a041d7e
QUIC: fixed ngx_http_test_reading() for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8502
diff
changeset
|
4902 |
| 8359 | 4903 ngx_log_debug3(NGX_LOG_DEBUG_EVENT, c->log, 0, |
|
8478
d2f716e668e8
Fixed format specifiers.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8477
diff
changeset
|
4904 "quic stream id 0x%xL recv: eof:%d, avail:%z", |
| 8359 | 4905 qs->id, rev->pending_eof, b->last - b->pos); |
|
8279
5f223cdad40e
Implemented eof in QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8278
diff
changeset
|
4906 |
|
8266
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
4907 if (b->pos == b->last) { |
|
8279
5f223cdad40e
Implemented eof in QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8278
diff
changeset
|
4908 rev->ready = 0; |
|
5f223cdad40e
Implemented eof in QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8278
diff
changeset
|
4909 |
|
5f223cdad40e
Implemented eof in QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8278
diff
changeset
|
4910 if (rev->pending_eof) { |
|
5f223cdad40e
Implemented eof in QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8278
diff
changeset
|
4911 rev->eof = 1; |
|
5f223cdad40e
Implemented eof in QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8278
diff
changeset
|
4912 return 0; |
|
5f223cdad40e
Implemented eof in QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8278
diff
changeset
|
4913 } |
|
5f223cdad40e
Implemented eof in QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8278
diff
changeset
|
4914 |
| 8359 | 4915 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0, |
|
8478
d2f716e668e8
Fixed format specifiers.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8477
diff
changeset
|
4916 "quic stream id 0x%xL recv() not ready", qs->id); |
|
8266
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
4917 return NGX_AGAIN; |
| 8225 | 4918 } |
| 4919 | |
| 4920 len = ngx_min(b->last - b->pos, (ssize_t) size); | |
| 4921 | |
| 4922 ngx_memcpy(buf, b->pos, len); | |
| 4923 | |
| 4924 b->pos += len; | |
|
8365
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
4925 qc->streams.received += len; |
| 8225 | 4926 |
|
8266
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
4927 if (b->pos == b->last) { |
|
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
4928 b->pos = b->start; |
|
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
4929 b->last = b->start; |
|
8294
32db41d603cd
Fixed handling QUIC stream eof.
Roman Arutyunyan <arut@nginx.com>
parents:
8293
diff
changeset
|
4930 rev->ready = rev->pending_eof; |
|
8266
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
4931 } |
|
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
4932 |
| 8359 | 4933 ngx_log_debug3(NGX_LOG_DEBUG_EVENT, c->log, 0, |
|
8478
d2f716e668e8
Fixed format specifiers.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8477
diff
changeset
|
4934 "quic stream id 0x%xL recv: %z of %uz", qs->id, len, size); |
| 8225 | 4935 |
|
8338
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
8337
diff
changeset
|
4936 if (!rev->pending_eof) { |
|
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
8337
diff
changeset
|
4937 frame = ngx_quic_alloc_frame(pc, 0); |
|
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
8337
diff
changeset
|
4938 if (frame == NULL) { |
|
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
8337
diff
changeset
|
4939 return NGX_ERROR; |
|
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
8337
diff
changeset
|
4940 } |
|
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
8337
diff
changeset
|
4941 |
|
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
8337
diff
changeset
|
4942 frame->level = ssl_encryption_application; |
|
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
8337
diff
changeset
|
4943 frame->type = NGX_QUIC_FT_MAX_STREAM_DATA; |
|
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
8337
diff
changeset
|
4944 frame->u.max_stream_data.id = qs->id; |
|
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
8337
diff
changeset
|
4945 frame->u.max_stream_data.limit = qs->fs.received + (b->pos - b->start) |
|
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
8337
diff
changeset
|
4946 + (b->end - b->last); |
|
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
8337
diff
changeset
|
4947 |
|
8499
b0e74a54c98b
QUIC: consistent Stream ID logging format.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8496
diff
changeset
|
4948 ngx_sprintf(frame->info, |
|
8500
12576ac9556d
QUIC: fixed format specifiers and removed casts.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8499
diff
changeset
|
4949 "MAX_STREAM_DATA id:0x%xL limit:%uL l=%d on recv", |
|
12576ac9556d
QUIC: fixed format specifiers and removed casts.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8499
diff
changeset
|
4950 frame->u.max_stream_data.id, |
|
12576ac9556d
QUIC: fixed format specifiers and removed casts.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8499
diff
changeset
|
4951 frame->u.max_stream_data.limit, |
|
8338
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
8337
diff
changeset
|
4952 frame->level); |
|
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
8337
diff
changeset
|
4953 |
|
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
8337
diff
changeset
|
4954 ngx_quic_queue_frame(pc->quic, frame); |
|
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
8337
diff
changeset
|
4955 } |
|
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
8337
diff
changeset
|
4956 |
|
8365
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
4957 if ((qc->streams.recv_max_data / 2) < qc->streams.received) { |
|
8338
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
8337
diff
changeset
|
4958 |
|
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
8337
diff
changeset
|
4959 frame = ngx_quic_alloc_frame(pc, 0); |
|
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
8337
diff
changeset
|
4960 |
|
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
8337
diff
changeset
|
4961 if (frame == NULL) { |
|
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
8337
diff
changeset
|
4962 return NGX_ERROR; |
|
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
8337
diff
changeset
|
4963 } |
|
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
8337
diff
changeset
|
4964 |
|
8365
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
4965 qc->streams.recv_max_data *= 2; |
|
8338
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
8337
diff
changeset
|
4966 |
|
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
8337
diff
changeset
|
4967 frame->level = ssl_encryption_application; |
|
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
8337
diff
changeset
|
4968 frame->type = NGX_QUIC_FT_MAX_DATA; |
|
8365
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
4969 frame->u.max_data.max_data = qc->streams.recv_max_data; |
|
8338
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
8337
diff
changeset
|
4970 |
|
8500
12576ac9556d
QUIC: fixed format specifiers and removed casts.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8499
diff
changeset
|
4971 ngx_sprintf(frame->info, "MAX_DATA max_data:%uL level=%d on recv", |
|
12576ac9556d
QUIC: fixed format specifiers and removed casts.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8499
diff
changeset
|
4972 frame->u.max_data.max_data, frame->level); |
|
8338
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
8337
diff
changeset
|
4973 |
|
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
8337
diff
changeset
|
4974 ngx_quic_queue_frame(pc->quic, frame); |
|
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
8337
diff
changeset
|
4975 |
| 8359 | 4976 ngx_log_debug2(NGX_LOG_DEBUG_EVENT, c->log, 0, |
|
8478
d2f716e668e8
Fixed format specifiers.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8477
diff
changeset
|
4977 "quic stream id 0x%xL recv: increased max data: %uL", |
|
8365
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
4978 qs->id, qc->streams.recv_max_data); |
|
8338
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
8337
diff
changeset
|
4979 } |
|
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
8337
diff
changeset
|
4980 |
| 8225 | 4981 return len; |
| 4982 } | |
| 4983 | |
| 4984 | |
| 4985 static ssize_t | |
| 4986 ngx_quic_stream_send(ngx_connection_t *c, u_char *buf, size_t size) | |
| 4987 { | |
|
8509
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
4988 ngx_buf_t b; |
|
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
4989 ngx_chain_t cl; |
|
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
4990 |
|
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
4991 ngx_memzero(&b, sizeof(ngx_buf_t)); |
|
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
4992 |
|
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
4993 b.memory = 1; |
|
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
4994 b.pos = buf; |
|
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
4995 b.last = buf + size; |
|
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
4996 |
|
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
4997 cl.buf = &b; |
|
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
4998 cl.next = NULL; |
|
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
4999 |
|
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
5000 if (ngx_quic_stream_send_chain(c, &cl, 0) == NGX_CHAIN_ERROR) { |
|
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
5001 return NGX_ERROR; |
|
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
5002 } |
|
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
5003 |
|
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
5004 if (b.pos == buf) { |
|
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
5005 return NGX_AGAIN; |
|
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
5006 } |
|
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
5007 |
|
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
5008 return b.pos - buf; |
|
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
5009 } |
|
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
5010 |
|
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
5011 |
|
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
5012 static ngx_chain_t * |
|
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
5013 ngx_quic_stream_send_chain(ngx_connection_t *c, ngx_chain_t *in, off_t limit) |
|
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
5014 { |
|
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
5015 u_char *p; |
|
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
5016 size_t n, max, max_frame, max_flow, max_limit, len; |
|
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
5017 #if (NGX_DEBUG) |
|
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
5018 size_t sent; |
|
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
5019 #endif |
|
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
5020 ngx_buf_t *b; |
|
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
5021 #if (NGX_DEBUG) |
|
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
5022 ngx_uint_t nframes; |
|
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
5023 #endif |
|
8503
b66a2a041d7e
QUIC: fixed ngx_http_test_reading() for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8502
diff
changeset
|
5024 ngx_event_t *wev; |
|
8509
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
5025 ngx_chain_t *cl; |
|
8280
b364af7f9f3f
Removed ngx_quic_stream_node_t.
Roman Arutyunyan <arut@nginx.com>
parents:
8279
diff
changeset
|
5026 ngx_connection_t *pc; |
|
b364af7f9f3f
Removed ngx_quic_stream_node_t.
Roman Arutyunyan <arut@nginx.com>
parents:
8279
diff
changeset
|
5027 ngx_quic_frame_t *frame; |
|
b364af7f9f3f
Removed ngx_quic_stream_node_t.
Roman Arutyunyan <arut@nginx.com>
parents:
8279
diff
changeset
|
5028 ngx_quic_stream_t *qs; |
|
b364af7f9f3f
Removed ngx_quic_stream_node_t.
Roman Arutyunyan <arut@nginx.com>
parents:
8279
diff
changeset
|
5029 ngx_quic_connection_t *qc; |
| 8225 | 5030 |
| 5031 qs = c->qs; | |
| 5032 pc = qs->parent; | |
| 5033 qc = pc->quic; | |
|
8503
b66a2a041d7e
QUIC: fixed ngx_http_test_reading() for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8502
diff
changeset
|
5034 wev = c->write; |
|
b66a2a041d7e
QUIC: fixed ngx_http_test_reading() for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8502
diff
changeset
|
5035 |
|
b66a2a041d7e
QUIC: fixed ngx_http_test_reading() for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8502
diff
changeset
|
5036 if (wev->error) { |
|
8509
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
5037 return NGX_CHAIN_ERROR; |
|
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
5038 } |
|
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
5039 |
|
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
5040 max_frame = ngx_quic_max_stream_frame(qc); |
|
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
5041 max_flow = ngx_quic_max_stream_flow(c); |
|
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
5042 max_limit = limit; |
|
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
5043 |
|
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
5044 #if (NGX_DEBUG) |
|
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
5045 sent = 0; |
|
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
5046 nframes = 0; |
|
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
5047 #endif |
|
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
5048 |
|
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
5049 for ( ;; ) { |
|
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
5050 max = ngx_min(max_frame, max_flow); |
|
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
5051 |
|
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
5052 if (limit) { |
|
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
5053 max = ngx_min(max, max_limit); |
|
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
5054 } |
|
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
5055 |
|
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
5056 for (cl = in, n = 0; in; in = in->next) { |
|
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
5057 |
|
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
5058 if (!ngx_buf_in_memory(in->buf)) { |
|
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
5059 continue; |
|
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
5060 } |
|
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
5061 |
|
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
5062 n += ngx_buf_size(in->buf); |
|
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
5063 |
|
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
5064 if (n > max) { |
|
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
5065 n = max; |
|
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
5066 break; |
|
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
5067 } |
|
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
5068 } |
|
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
5069 |
|
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
5070 if (n == 0) { |
|
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
5071 wev->ready = (max_flow ? 1 : 0); |
|
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
5072 break; |
|
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
5073 } |
|
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
5074 |
|
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
5075 frame = ngx_quic_alloc_frame(pc, n); |
|
8345
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
8344
diff
changeset
|
5076 if (frame == NULL) { |
|
8509
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
5077 return NGX_CHAIN_ERROR; |
|
8345
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
8344
diff
changeset
|
5078 } |
|
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
8344
diff
changeset
|
5079 |
|
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
8344
diff
changeset
|
5080 frame->level = ssl_encryption_application; |
|
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
8344
diff
changeset
|
5081 frame->type = NGX_QUIC_FT_STREAM6; /* OFF=1 LEN=1 FIN=0 */ |
|
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
8344
diff
changeset
|
5082 frame->u.stream.off = 1; |
|
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
8344
diff
changeset
|
5083 frame->u.stream.len = 1; |
|
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
8344
diff
changeset
|
5084 frame->u.stream.fin = 0; |
|
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
8344
diff
changeset
|
5085 |
|
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
8344
diff
changeset
|
5086 frame->u.stream.type = frame->type; |
|
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
8344
diff
changeset
|
5087 frame->u.stream.stream_id = qs->id; |
|
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
8344
diff
changeset
|
5088 frame->u.stream.offset = c->sent; |
|
8509
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
5089 frame->u.stream.length = n; |
|
8345
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
8344
diff
changeset
|
5090 frame->u.stream.data = frame->data; |
|
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
8344
diff
changeset
|
5091 |
|
8541
dcbb58e7ed11
QUIC: added logging output stream frame offset.
Roman Arutyunyan <arut@nginx.com>
parents:
8540
diff
changeset
|
5092 ngx_sprintf(frame->info, "STREAM id:0x%xL offset:%O len:%uz level:%d", |
|
dcbb58e7ed11
QUIC: added logging output stream frame offset.
Roman Arutyunyan <arut@nginx.com>
parents:
8540
diff
changeset
|
5093 qs->id, c->sent, n, frame->level); |
|
8509
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
5094 |
|
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
5095 c->sent += n; |
|
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
5096 qc->streams.sent += n; |
|
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
5097 max_flow -= n; |
|
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
5098 |
|
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
5099 if (limit) { |
|
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
5100 max_limit -= n; |
|
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
5101 } |
|
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
5102 |
|
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
5103 #if (NGX_DEBUG) |
|
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
5104 sent += n; |
|
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
5105 nframes++; |
|
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
5106 #endif |
|
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
5107 |
|
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
5108 for (p = frame->data; n > 0; cl = cl->next) { |
|
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
5109 b = cl->buf; |
|
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
5110 |
|
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
5111 if (!ngx_buf_in_memory(b)) { |
|
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
5112 continue; |
|
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
5113 } |
|
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
5114 |
|
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
5115 len = ngx_min(n, (size_t) (b->last - b->pos)); |
|
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
5116 p = ngx_cpymem(p, b->pos, len); |
|
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
5117 |
|
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
5118 b->pos += len; |
|
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
5119 n -= len; |
|
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
5120 } |
|
8345
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
8344
diff
changeset
|
5121 |
|
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
8344
diff
changeset
|
5122 ngx_quic_queue_frame(qc, frame); |
| 8225 | 5123 } |
| 5124 | |
|
8509
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
5125 ngx_log_debug2(NGX_LOG_DEBUG_EVENT, c->log, 0, |
|
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
5126 "quic send_chain sent:%uz, frames:%ui", sent, nframes); |
|
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
5127 |
|
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
5128 return in; |
|
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
5129 } |
|
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
5130 |
|
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
5131 |
|
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
5132 static size_t |
|
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
5133 ngx_quic_max_stream_frame(ngx_quic_connection_t *qc) |
|
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
5134 { |
|
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
5135 /* |
|
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
5136 * we need to fit at least 1 frame into a packet, thus account head/tail; |
|
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
5137 * 25 = 1 + 8x3 is max header for STREAM frame, with 1 byte for frame type |
|
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
5138 */ |
|
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
5139 |
|
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
5140 return qc->ctp.max_udp_payload_size - NGX_QUIC_MAX_SHORT_HEADER - 25 |
|
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
5141 - EVP_GCM_TLS_TAG_LEN; |
|
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
5142 } |
|
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
5143 |
|
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
5144 |
|
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
5145 static size_t |
|
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
5146 ngx_quic_max_stream_flow(ngx_connection_t *c) |
|
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
5147 { |
|
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
5148 size_t size; |
|
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
5149 uint64_t sent, unacked; |
|
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
5150 ngx_quic_stream_t *qs; |
|
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
5151 ngx_quic_connection_t *qc; |
|
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
5152 |
|
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
5153 qs = c->qs; |
|
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
5154 qc = qs->parent->quic; |
|
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
5155 |
|
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
5156 size = NGX_QUIC_STREAM_BUFSIZE; |
|
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
5157 sent = c->sent; |
|
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
5158 unacked = sent - qs->acked; |
|
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
5159 |
|
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
5160 if (qc->streams.send_max_data == 0) { |
|
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
5161 qc->streams.send_max_data = qc->ctp.initial_max_data; |
|
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
5162 } |
|
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
5163 |
|
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
5164 if (unacked >= NGX_QUIC_STREAM_BUFSIZE) { |
|
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
5165 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, c->log, 0, |
|
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
5166 "quic send flow hit buffer size"); |
|
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
5167 return 0; |
|
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
5168 } |
|
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
5169 |
|
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
5170 if (unacked + size > NGX_QUIC_STREAM_BUFSIZE) { |
|
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
5171 size = NGX_QUIC_STREAM_BUFSIZE - unacked; |
|
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
5172 } |
|
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
5173 |
|
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
5174 if (qc->streams.sent >= qc->streams.send_max_data) { |
|
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
5175 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, c->log, 0, |
|
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
5176 "quic send flow hit MAX_DATA"); |
|
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
5177 return 0; |
|
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
5178 } |
|
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
5179 |
|
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
5180 if (qc->streams.sent + size > qc->streams.send_max_data) { |
|
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
5181 size = qc->streams.send_max_data - qc->streams.sent; |
|
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
5182 } |
|
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
5183 |
|
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
5184 if (sent >= qs->send_max_data) { |
|
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
5185 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, c->log, 0, |
|
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
5186 "quic send flow hit MAX_STREAM_DATA"); |
|
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
5187 return 0; |
|
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
5188 } |
|
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
5189 |
|
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
5190 if (sent + size > qs->send_max_data) { |
|
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
5191 size = qs->send_max_data - sent; |
|
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
5192 } |
|
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
5193 |
|
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
5194 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0, |
|
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
5195 "quic send flow: %uz", size); |
|
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
5196 |
|
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
5197 return size; |
| 8225 | 5198 } |
| 5199 | |
| 5200 | |
|
8239
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
8237
diff
changeset
|
5201 static void |
|
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
8237
diff
changeset
|
5202 ngx_quic_stream_cleanup_handler(void *data) |
|
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
8237
diff
changeset
|
5203 { |
|
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
8237
diff
changeset
|
5204 ngx_connection_t *c = data; |
|
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
8237
diff
changeset
|
5205 |
|
8280
b364af7f9f3f
Removed ngx_quic_stream_node_t.
Roman Arutyunyan <arut@nginx.com>
parents:
8279
diff
changeset
|
5206 ngx_connection_t *pc; |
|
b364af7f9f3f
Removed ngx_quic_stream_node_t.
Roman Arutyunyan <arut@nginx.com>
parents:
8279
diff
changeset
|
5207 ngx_quic_frame_t *frame; |
|
b364af7f9f3f
Removed ngx_quic_stream_node_t.
Roman Arutyunyan <arut@nginx.com>
parents:
8279
diff
changeset
|
5208 ngx_quic_stream_t *qs; |
|
b364af7f9f3f
Removed ngx_quic_stream_node_t.
Roman Arutyunyan <arut@nginx.com>
parents:
8279
diff
changeset
|
5209 ngx_quic_connection_t *qc; |
|
8239
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
8237
diff
changeset
|
5210 |
|
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
8237
diff
changeset
|
5211 qs = c->qs; |
|
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
8237
diff
changeset
|
5212 pc = qs->parent; |
|
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
8237
diff
changeset
|
5213 qc = pc->quic; |
|
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
8237
diff
changeset
|
5214 |
| 8359 | 5215 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0, |
|
8478
d2f716e668e8
Fixed format specifiers.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8477
diff
changeset
|
5216 "quic stream id 0x%xL cleanup", qs->id); |
|
8281
618a65de08b3
When closing a QUIC connection, wait for all streams to finish.
Roman Arutyunyan <arut@nginx.com>
parents:
8280
diff
changeset
|
5217 |
|
618a65de08b3
When closing a QUIC connection, wait for all streams to finish.
Roman Arutyunyan <arut@nginx.com>
parents:
8280
diff
changeset
|
5218 ngx_rbtree_delete(&qc->streams.tree, &qs->node); |
|
8348
d42b50d239f4
Fixed memory leak with reordered stream frames.
Vladimir Homutov <vl@nginx.com>
parents:
8346
diff
changeset
|
5219 ngx_quic_free_frames(pc, &qs->fs.frames); |
|
8281
618a65de08b3
When closing a QUIC connection, wait for all streams to finish.
Roman Arutyunyan <arut@nginx.com>
parents:
8280
diff
changeset
|
5220 |
|
618a65de08b3
When closing a QUIC connection, wait for all streams to finish.
Roman Arutyunyan <arut@nginx.com>
parents:
8280
diff
changeset
|
5221 if (qc->closing) { |
|
8355
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
5222 /* schedule handler call to continue ngx_quic_close_connection() */ |
|
8281
618a65de08b3
When closing a QUIC connection, wait for all streams to finish.
Roman Arutyunyan <arut@nginx.com>
parents:
8280
diff
changeset
|
5223 ngx_post_event(pc->read, &ngx_posted_events); |
|
618a65de08b3
When closing a QUIC connection, wait for all streams to finish.
Roman Arutyunyan <arut@nginx.com>
parents:
8280
diff
changeset
|
5224 return; |
|
618a65de08b3
When closing a QUIC connection, wait for all streams to finish.
Roman Arutyunyan <arut@nginx.com>
parents:
8280
diff
changeset
|
5225 } |
|
618a65de08b3
When closing a QUIC connection, wait for all streams to finish.
Roman Arutyunyan <arut@nginx.com>
parents:
8280
diff
changeset
|
5226 |
|
8528
97da6521657c
QUIC: send STOP_SENDING on stream closure.
Roman Arutyunyan <arut@nginx.com>
parents:
8526
diff
changeset
|
5227 if ((qs->id & NGX_QUIC_STREAM_SERVER_INITIATED) == 0 |
|
97da6521657c
QUIC: send STOP_SENDING on stream closure.
Roman Arutyunyan <arut@nginx.com>
parents:
8526
diff
changeset
|
5228 || (qs->id & NGX_QUIC_STREAM_UNIDIRECTIONAL) == 0) |
|
97da6521657c
QUIC: send STOP_SENDING on stream closure.
Roman Arutyunyan <arut@nginx.com>
parents:
8526
diff
changeset
|
5229 { |
|
8539
62db595a86b5
QUIC: do not send STOP_SENDING after STREAM fin.
Roman Arutyunyan <arut@nginx.com>
parents:
8538
diff
changeset
|
5230 if (!c->read->pending_eof && !c->read->error) { |
|
8528
97da6521657c
QUIC: send STOP_SENDING on stream closure.
Roman Arutyunyan <arut@nginx.com>
parents:
8526
diff
changeset
|
5231 frame = ngx_quic_alloc_frame(pc, 0); |
|
97da6521657c
QUIC: send STOP_SENDING on stream closure.
Roman Arutyunyan <arut@nginx.com>
parents:
8526
diff
changeset
|
5232 if (frame == NULL) { |
|
97da6521657c
QUIC: send STOP_SENDING on stream closure.
Roman Arutyunyan <arut@nginx.com>
parents:
8526
diff
changeset
|
5233 return; |
|
97da6521657c
QUIC: send STOP_SENDING on stream closure.
Roman Arutyunyan <arut@nginx.com>
parents:
8526
diff
changeset
|
5234 } |
|
97da6521657c
QUIC: send STOP_SENDING on stream closure.
Roman Arutyunyan <arut@nginx.com>
parents:
8526
diff
changeset
|
5235 |
|
97da6521657c
QUIC: send STOP_SENDING on stream closure.
Roman Arutyunyan <arut@nginx.com>
parents:
8526
diff
changeset
|
5236 frame->level = ssl_encryption_application; |
|
97da6521657c
QUIC: send STOP_SENDING on stream closure.
Roman Arutyunyan <arut@nginx.com>
parents:
8526
diff
changeset
|
5237 frame->type = NGX_QUIC_FT_STOP_SENDING; |
|
97da6521657c
QUIC: send STOP_SENDING on stream closure.
Roman Arutyunyan <arut@nginx.com>
parents:
8526
diff
changeset
|
5238 frame->u.stop_sending.id = qs->id; |
|
97da6521657c
QUIC: send STOP_SENDING on stream closure.
Roman Arutyunyan <arut@nginx.com>
parents:
8526
diff
changeset
|
5239 frame->u.stop_sending.error_code = 0x100; /* HTTP/3 no error */ |
|
97da6521657c
QUIC: send STOP_SENDING on stream closure.
Roman Arutyunyan <arut@nginx.com>
parents:
8526
diff
changeset
|
5240 |
|
97da6521657c
QUIC: send STOP_SENDING on stream closure.
Roman Arutyunyan <arut@nginx.com>
parents:
8526
diff
changeset
|
5241 ngx_sprintf(frame->info, "STOP_SENDING id:0x%xL err:0x%xL level:%d", |
|
97da6521657c
QUIC: send STOP_SENDING on stream closure.
Roman Arutyunyan <arut@nginx.com>
parents:
8526
diff
changeset
|
5242 qs->id, frame->u.stop_sending.error_code, frame->level); |
|
97da6521657c
QUIC: send STOP_SENDING on stream closure.
Roman Arutyunyan <arut@nginx.com>
parents:
8526
diff
changeset
|
5243 |
|
97da6521657c
QUIC: send STOP_SENDING on stream closure.
Roman Arutyunyan <arut@nginx.com>
parents:
8526
diff
changeset
|
5244 ngx_quic_queue_frame(qc, frame); |
|
97da6521657c
QUIC: send STOP_SENDING on stream closure.
Roman Arutyunyan <arut@nginx.com>
parents:
8526
diff
changeset
|
5245 } |
|
97da6521657c
QUIC: send STOP_SENDING on stream closure.
Roman Arutyunyan <arut@nginx.com>
parents:
8526
diff
changeset
|
5246 } |
|
97da6521657c
QUIC: send STOP_SENDING on stream closure.
Roman Arutyunyan <arut@nginx.com>
parents:
8526
diff
changeset
|
5247 |
|
8496
c5324bb3a704
QUIC: limited the number of client-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8495
diff
changeset
|
5248 if ((qs->id & NGX_QUIC_STREAM_SERVER_INITIATED) == 0) { |
|
c5324bb3a704
QUIC: limited the number of client-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8495
diff
changeset
|
5249 frame = ngx_quic_alloc_frame(pc, 0); |
|
c5324bb3a704
QUIC: limited the number of client-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8495
diff
changeset
|
5250 if (frame == NULL) { |
|
c5324bb3a704
QUIC: limited the number of client-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8495
diff
changeset
|
5251 return; |
|
c5324bb3a704
QUIC: limited the number of client-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8495
diff
changeset
|
5252 } |
|
c5324bb3a704
QUIC: limited the number of client-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8495
diff
changeset
|
5253 |
|
c5324bb3a704
QUIC: limited the number of client-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8495
diff
changeset
|
5254 frame->level = ssl_encryption_application; |
|
c5324bb3a704
QUIC: limited the number of client-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8495
diff
changeset
|
5255 frame->type = NGX_QUIC_FT_MAX_STREAMS; |
|
c5324bb3a704
QUIC: limited the number of client-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8495
diff
changeset
|
5256 |
|
c5324bb3a704
QUIC: limited the number of client-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8495
diff
changeset
|
5257 if (qs->id & NGX_QUIC_STREAM_UNIDIRECTIONAL) { |
|
c5324bb3a704
QUIC: limited the number of client-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8495
diff
changeset
|
5258 frame->u.max_streams.limit = ++qc->streams.client_max_streams_uni; |
|
c5324bb3a704
QUIC: limited the number of client-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8495
diff
changeset
|
5259 frame->u.max_streams.bidi = 0; |
|
c5324bb3a704
QUIC: limited the number of client-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8495
diff
changeset
|
5260 |
|
c5324bb3a704
QUIC: limited the number of client-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8495
diff
changeset
|
5261 } else { |
|
c5324bb3a704
QUIC: limited the number of client-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8495
diff
changeset
|
5262 frame->u.max_streams.limit = ++qc->streams.client_max_streams_bidi; |
|
c5324bb3a704
QUIC: limited the number of client-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8495
diff
changeset
|
5263 frame->u.max_streams.bidi = 1; |
|
c5324bb3a704
QUIC: limited the number of client-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8495
diff
changeset
|
5264 } |
|
c5324bb3a704
QUIC: limited the number of client-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8495
diff
changeset
|
5265 |
|
c5324bb3a704
QUIC: limited the number of client-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8495
diff
changeset
|
5266 ngx_sprintf(frame->info, "MAX_STREAMS limit:%uL bidi:%ui level=%d", |
|
c5324bb3a704
QUIC: limited the number of client-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8495
diff
changeset
|
5267 frame->u.max_streams.limit, |
|
c5324bb3a704
QUIC: limited the number of client-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8495
diff
changeset
|
5268 frame->u.max_streams.bidi, |
|
c5324bb3a704
QUIC: limited the number of client-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8495
diff
changeset
|
5269 (int) frame->level); |
|
c5324bb3a704
QUIC: limited the number of client-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8495
diff
changeset
|
5270 |
|
c5324bb3a704
QUIC: limited the number of client-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8495
diff
changeset
|
5271 ngx_quic_queue_frame(qc, frame); |
|
c5324bb3a704
QUIC: limited the number of client-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8495
diff
changeset
|
5272 |
|
c5324bb3a704
QUIC: limited the number of client-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8495
diff
changeset
|
5273 if (qs->id & NGX_QUIC_STREAM_UNIDIRECTIONAL) { |
|
c5324bb3a704
QUIC: limited the number of client-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8495
diff
changeset
|
5274 /* do not send fin for client unidirectional streams */ |
|
c5324bb3a704
QUIC: limited the number of client-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8495
diff
changeset
|
5275 return; |
|
c5324bb3a704
QUIC: limited the number of client-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8495
diff
changeset
|
5276 } |
|
8239
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
8237
diff
changeset
|
5277 } |
|
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
8237
diff
changeset
|
5278 |
| 8359 | 5279 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0, |
|
8478
d2f716e668e8
Fixed format specifiers.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8477
diff
changeset
|
5280 "quic stream id 0x%xL send fin", qs->id); |
|
8239
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
8237
diff
changeset
|
5281 |
| 8286 | 5282 frame = ngx_quic_alloc_frame(pc, 0); |
|
8239
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
8237
diff
changeset
|
5283 if (frame == NULL) { |
|
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
8237
diff
changeset
|
5284 return; |
|
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
8237
diff
changeset
|
5285 } |
|
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
8237
diff
changeset
|
5286 |
|
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
8237
diff
changeset
|
5287 frame->level = ssl_encryption_application; |
|
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
8237
diff
changeset
|
5288 frame->type = NGX_QUIC_FT_STREAM7; /* OFF=1 LEN=1 FIN=1 */ |
|
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
8237
diff
changeset
|
5289 frame->u.stream.off = 1; |
|
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
8237
diff
changeset
|
5290 frame->u.stream.len = 1; |
|
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
8237
diff
changeset
|
5291 frame->u.stream.fin = 1; |
|
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
8237
diff
changeset
|
5292 |
|
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
8237
diff
changeset
|
5293 frame->u.stream.type = frame->type; |
|
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
8237
diff
changeset
|
5294 frame->u.stream.stream_id = qs->id; |
|
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
8237
diff
changeset
|
5295 frame->u.stream.offset = c->sent; |
|
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
8237
diff
changeset
|
5296 frame->u.stream.length = 0; |
|
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
8237
diff
changeset
|
5297 frame->u.stream.data = NULL; |
|
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
8237
diff
changeset
|
5298 |
|
8541
dcbb58e7ed11
QUIC: added logging output stream frame offset.
Roman Arutyunyan <arut@nginx.com>
parents:
8540
diff
changeset
|
5299 ngx_sprintf(frame->info, "STREAM id:0x%xL offset:%O fin:1 level:%d", |
|
dcbb58e7ed11
QUIC: added logging output stream frame offset.
Roman Arutyunyan <arut@nginx.com>
parents:
8540
diff
changeset
|
5300 qs->id, c->sent, frame->level); |
|
8239
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
8237
diff
changeset
|
5301 |
|
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
8237
diff
changeset
|
5302 ngx_quic_queue_frame(qc, frame); |
|
8293
1ec905f4d851
Push QUIC stream frames in send() and cleanup handler.
Roman Arutyunyan <arut@nginx.com>
parents:
8290
diff
changeset
|
5303 |
|
1ec905f4d851
Push QUIC stream frames in send() and cleanup handler.
Roman Arutyunyan <arut@nginx.com>
parents:
8290
diff
changeset
|
5304 (void) ngx_quic_output(pc); |
|
8239
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
8237
diff
changeset
|
5305 } |
|
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
8237
diff
changeset
|
5306 |
|
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
8237
diff
changeset
|
5307 |
| 8286 | 5308 static ngx_quic_frame_t * |
| 5309 ngx_quic_alloc_frame(ngx_connection_t *c, size_t size) | |
| 5310 { | |
| 5311 u_char *p; | |
|
8308
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
5312 ngx_queue_t *q; |
| 8286 | 5313 ngx_quic_frame_t *frame; |
| 5314 ngx_quic_connection_t *qc; | |
| 5315 | |
| 5316 if (size) { | |
| 5317 p = ngx_alloc(size, c->log); | |
| 5318 if (p == NULL) { | |
| 5319 return NULL; | |
| 5320 } | |
| 5321 | |
| 5322 } else { | |
| 5323 p = NULL; | |
| 5324 } | |
| 5325 | |
| 5326 qc = c->quic; | |
|
8308
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
5327 |
|
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
5328 if (!ngx_queue_empty(&qc->free_frames)) { |
|
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
5329 |
|
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
5330 q = ngx_queue_head(&qc->free_frames); |
|
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
5331 frame = ngx_queue_data(q, ngx_quic_frame_t, queue); |
|
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
5332 |
|
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
5333 ngx_queue_remove(&frame->queue); |
| 8286 | 5334 |
| 8359 | 5335 #ifdef NGX_QUIC_DEBUG_FRAMES_ALLOC |
| 8286 | 5336 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0, |
| 8359 | 5337 "quic reuse frame n:%ui", qc->nframes); |
| 5338 #endif | |
| 8286 | 5339 |
| 5340 } else { | |
| 5341 frame = ngx_pcalloc(c->pool, sizeof(ngx_quic_frame_t)); | |
| 5342 if (frame == NULL) { | |
| 5343 ngx_free(p); | |
| 5344 return NULL; | |
| 5345 } | |
| 5346 | |
| 5347 #if (NGX_DEBUG) | |
| 5348 ++qc->nframes; | |
| 5349 #endif | |
| 5350 | |
| 8359 | 5351 #ifdef NGX_QUIC_DEBUG_FRAMES_ALLOC |
| 8286 | 5352 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0, |
| 8359 | 5353 "quic alloc frame n:%ui", qc->nframes); |
| 5354 #endif | |
| 8286 | 5355 } |
| 5356 | |
| 5357 ngx_memzero(frame, sizeof(ngx_quic_frame_t)); | |
| 5358 | |
| 5359 frame->data = p; | |
| 5360 | |
| 5361 return frame; | |
| 5362 } | |
| 5363 | |
| 5364 | |
| 5365 static void | |
|
8364
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
5366 ngx_quic_congestion_ack(ngx_connection_t *c, ngx_quic_frame_t *f) |
|
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
5367 { |
|
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
5368 ngx_msec_t timer; |
|
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
5369 ngx_quic_congestion_t *cg; |
|
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
5370 ngx_quic_connection_t *qc; |
|
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
5371 |
|
8508
4604e6043657
QUIC: packet based bytes_in_flight accounting.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8507
diff
changeset
|
5372 if (f->plen == 0) { |
|
4604e6043657
QUIC: packet based bytes_in_flight accounting.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8507
diff
changeset
|
5373 return; |
|
4604e6043657
QUIC: packet based bytes_in_flight accounting.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8507
diff
changeset
|
5374 } |
|
4604e6043657
QUIC: packet based bytes_in_flight accounting.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8507
diff
changeset
|
5375 |
|
8364
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
5376 qc = c->quic; |
|
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
5377 cg = &qc->congestion; |
|
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
5378 |
|
8508
4604e6043657
QUIC: packet based bytes_in_flight accounting.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8507
diff
changeset
|
5379 cg->in_flight -= f->plen; |
|
8364
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
5380 |
|
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
5381 timer = f->last - cg->recovery_start; |
|
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
5382 |
|
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
5383 if ((ngx_msec_int_t) timer <= 0) { |
|
8508
4604e6043657
QUIC: packet based bytes_in_flight accounting.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8507
diff
changeset
|
5384 ngx_log_debug3(NGX_LOG_DEBUG_EVENT, c->log, 0, |
|
4604e6043657
QUIC: packet based bytes_in_flight accounting.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8507
diff
changeset
|
5385 "quic congestion ack recovery win:%uz, ss:%uz, if:%uz", |
|
4604e6043657
QUIC: packet based bytes_in_flight accounting.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8507
diff
changeset
|
5386 cg->window, cg->ssthresh, cg->in_flight); |
|
4604e6043657
QUIC: packet based bytes_in_flight accounting.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8507
diff
changeset
|
5387 |
|
8364
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
5388 return; |
|
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
5389 } |
|
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
5390 |
|
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
5391 if (cg->window < cg->ssthresh) { |
|
8508
4604e6043657
QUIC: packet based bytes_in_flight accounting.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8507
diff
changeset
|
5392 cg->window += f->plen; |
|
8364
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
5393 |
|
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
5394 ngx_log_debug3(NGX_LOG_DEBUG_EVENT, c->log, 0, |
|
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
5395 "quic congestion slow start win:%uz, ss:%uz, if:%uz", |
|
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
5396 cg->window, cg->ssthresh, cg->in_flight); |
|
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
5397 |
|
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
5398 } else { |
|
8508
4604e6043657
QUIC: packet based bytes_in_flight accounting.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8507
diff
changeset
|
5399 cg->window += qc->tp.max_udp_payload_size * f->plen / cg->window; |
|
8364
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
5400 |
|
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
5401 ngx_log_debug3(NGX_LOG_DEBUG_EVENT, c->log, 0, |
|
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
5402 "quic congestion avoidance win:%uz, ss:%uz, if:%uz", |
|
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
5403 cg->window, cg->ssthresh, cg->in_flight); |
|
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
5404 } |
|
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
5405 |
|
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
5406 /* prevent recovery_start from wrapping */ |
|
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
5407 |
|
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
5408 timer = cg->recovery_start - ngx_current_msec + qc->tp.max_idle_timeout * 2; |
|
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
5409 |
|
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
5410 if ((ngx_msec_int_t) timer < 0) { |
|
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
5411 cg->recovery_start = ngx_current_msec - qc->tp.max_idle_timeout * 2; |
|
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
5412 } |
|
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
5413 } |
|
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
5414 |
|
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
5415 |
|
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
5416 static void |
|
8508
4604e6043657
QUIC: packet based bytes_in_flight accounting.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8507
diff
changeset
|
5417 ngx_quic_congestion_lost(ngx_connection_t *c, ngx_quic_frame_t *f) |
|
8364
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
5418 { |
|
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
5419 ngx_msec_t timer; |
|
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
5420 ngx_quic_congestion_t *cg; |
|
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
5421 ngx_quic_connection_t *qc; |
|
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
5422 |
|
8508
4604e6043657
QUIC: packet based bytes_in_flight accounting.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8507
diff
changeset
|
5423 if (f->plen == 0) { |
|
4604e6043657
QUIC: packet based bytes_in_flight accounting.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8507
diff
changeset
|
5424 return; |
|
4604e6043657
QUIC: packet based bytes_in_flight accounting.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8507
diff
changeset
|
5425 } |
|
4604e6043657
QUIC: packet based bytes_in_flight accounting.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8507
diff
changeset
|
5426 |
|
8364
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
5427 qc = c->quic; |
|
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
5428 cg = &qc->congestion; |
|
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
5429 |
|
8508
4604e6043657
QUIC: packet based bytes_in_flight accounting.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8507
diff
changeset
|
5430 cg->in_flight -= f->plen; |
|
4604e6043657
QUIC: packet based bytes_in_flight accounting.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8507
diff
changeset
|
5431 |
|
4604e6043657
QUIC: packet based bytes_in_flight accounting.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8507
diff
changeset
|
5432 timer = f->last - cg->recovery_start; |
|
8364
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
5433 |
|
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
5434 if ((ngx_msec_int_t) timer <= 0) { |
|
8508
4604e6043657
QUIC: packet based bytes_in_flight accounting.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8507
diff
changeset
|
5435 ngx_log_debug3(NGX_LOG_DEBUG_EVENT, c->log, 0, |
|
4604e6043657
QUIC: packet based bytes_in_flight accounting.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8507
diff
changeset
|
5436 "quic congestion lost recovery win:%uz, ss:%uz, if:%uz", |
|
4604e6043657
QUIC: packet based bytes_in_flight accounting.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8507
diff
changeset
|
5437 cg->window, cg->ssthresh, cg->in_flight); |
|
4604e6043657
QUIC: packet based bytes_in_flight accounting.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8507
diff
changeset
|
5438 |
|
8364
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
5439 return; |
|
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
5440 } |
|
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
5441 |
|
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
5442 cg->recovery_start = ngx_current_msec; |
|
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
5443 cg->window /= 2; |
|
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
5444 |
|
8415
125cbfa77013
Renamed max_packet_size to max_udp_payload_size, from draft-28.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8413
diff
changeset
|
5445 if (cg->window < qc->tp.max_udp_payload_size * 2) { |
|
125cbfa77013
Renamed max_packet_size to max_udp_payload_size, from draft-28.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8413
diff
changeset
|
5446 cg->window = qc->tp.max_udp_payload_size * 2; |
|
8364
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
5447 } |
|
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
5448 |
|
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
5449 cg->ssthresh = cg->window; |
|
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
5450 |
|
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
5451 ngx_log_debug3(NGX_LOG_DEBUG_EVENT, c->log, 0, |
|
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
5452 "quic congestion lost win:%uz, ss:%uz, if:%uz", |
|
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
5453 cg->window, cg->ssthresh, cg->in_flight); |
|
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
5454 } |
|
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
5455 |
|
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
5456 |
|
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
5457 static void |
| 8286 | 5458 ngx_quic_free_frame(ngx_connection_t *c, ngx_quic_frame_t *frame) |
| 5459 { | |
| 5460 ngx_quic_connection_t *qc; | |
| 5461 | |
| 5462 qc = c->quic; | |
| 5463 | |
| 5464 if (frame->data) { | |
| 5465 ngx_free(frame->data); | |
| 8394 | 5466 frame->data = NULL; |
| 8286 | 5467 } |
| 5468 | |
|
8308
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
5469 ngx_queue_insert_head(&qc->free_frames, &frame->queue); |
| 8286 | 5470 |
| 8359 | 5471 #ifdef NGX_QUIC_DEBUG_FRAMES_ALLOC |
| 8286 | 5472 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0, |
| 8359 | 5473 "quic free frame n:%ui", qc->nframes); |
| 5474 #endif | |
| 8286 | 5475 } |