Mercurial > hg > nginx-quic
annotate src/event/ngx_event_quic.c @ 8100:b31c02454539 quic
QUIC: added stateless reset support.
The new "quic_stateless_reset_token_key" directive is added. It sets the
endpoint key used to generate stateless reset tokens and enables feature.
If the endpoint receives short-header packet that can't be matched to
existing connection, a stateless reset packet is generated with
a proper token.
If a valid stateless reset token is found in the incoming packet,
the connection is closed.
Example configuration:
http {
quic_stateless_reset_token_key "foo";
...
}
author | Vladimir Homutov <vl@nginx.com> |
---|---|
date | Wed, 30 Sep 2020 20:54:46 +0300 |
parents | b4ef79ef1c23 |
children | bed310672f39 |
rev | line source |
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7648
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Moved all QUIC code into ngx_event_quic.c
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parents:
7646
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1 |
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2 /* |
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3 * Copyright (C) Nginx, Inc. |
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4 */ |
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5 |
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6 |
7637 | 7 #include <ngx_config.h> |
8 #include <ngx_core.h> | |
7674
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HTTP/QUIC interface reworked.
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9 #include <ngx_event.h> |
8004
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QUIC: fixed bulding perl module by reducing header pollution.
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10 #include <ngx_event_quic_transport.h> |
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11 #include <ngx_event_quic_protection.h> |
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12 |
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13 |
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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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16 * |
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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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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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26 #define NGX_QUIC_SEND_CTX_LAST (NGX_QUIC_ENCRYPTION_LAST - 1) |
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27 |
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Advertizing MAX_STREAMS (0x12) credit in advance.
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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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30 |
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31 /* |
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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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34 */ |
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35 #define NGX_QUIC_MAX_BUFFERED 65535 |
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36 |
8022
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QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
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37 #define NGX_QUIC_STREAM_GONE (void *) -1 |
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38 |
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39 /* |
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40 * Endpoints MUST discard packets that are too small to be valid QUIC |
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41 * packets. With the set of AEAD functions defined in [QUIC-TLS], |
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42 * packets that are smaller than 21 bytes are never valid. |
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43 */ |
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44 #define NGX_QUIC_MIN_PKT_LEN 21 |
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45 |
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46 #define NGX_QUIC_MIN_SR_PACKET 43 /* 5 random + 16 srt + 22 padding */ |
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47 #define NGX_QUIC_MAX_SR_PACKET 1200 |
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48 |
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49 |
7691 | 50 typedef struct { |
51 ngx_rbtree_t tree; | |
52 ngx_rbtree_node_t sentinel; | |
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Implemented creation of server unidirectional streams.
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53 |
7842
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Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
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54 uint64_t received; |
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55 uint64_t sent; |
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56 uint64_t recv_max_data; |
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57 uint64_t send_max_data; |
8013
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58 |
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59 uint64_t server_max_streams_uni; |
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60 uint64_t server_max_streams_bidi; |
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61 uint64_t server_streams_uni; |
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62 uint64_t server_streams_bidi; |
8014
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63 |
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64 uint64_t client_max_streams_uni; |
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65 uint64_t client_max_streams_bidi; |
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66 uint64_t client_streams_uni; |
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67 uint64_t client_streams_bidi; |
7691 | 68 } ngx_quic_streams_t; |
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69 |
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70 |
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71 typedef struct { |
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72 size_t in_flight; |
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73 size_t window; |
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74 size_t ssthresh; |
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75 ngx_msec_t recovery_start; |
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76 } ngx_quic_congestion_t; |
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77 |
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78 |
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79 /* |
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80 * 12.3. Packet Numbers |
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81 * |
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82 * Conceptually, a packet number space is the context in which a packet |
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83 * can be processed and acknowledged. Initial packets can only be sent |
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84 * with Initial packet protection keys and acknowledged in packets which |
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85 * are also Initial packets. |
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86 */ |
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87 typedef struct { |
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88 ngx_quic_secret_t client_secret; |
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89 ngx_quic_secret_t server_secret; |
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90 |
7878 | 91 uint64_t pnum; /* to be sent */ |
92 uint64_t largest_ack; /* received from peer */ | |
93 uint64_t largest_pn; /* received from peer */ | |
7774
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94 |
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Implemented retransmission and retransmit queue.
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95 ngx_queue_t frames; |
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96 ngx_queue_t sent; |
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97 } ngx_quic_send_ctx_t; |
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98 |
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99 |
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100 struct ngx_quic_connection_s { |
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101 ngx_str_t scid; /* initial client ID */ |
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102 ngx_str_t dcid; /* server (our own) ID */ |
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103 ngx_str_t odcid; /* original server ID */ |
7691 | 104 ngx_str_t token; |
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105 |
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106 ngx_queue_t client_ids; |
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107 ngx_queue_t free_client_ids; |
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108 ngx_uint_t nclient_ids; |
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109 uint64_t max_retired_seqnum; |
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110 uint64_t curr_seqnum; |
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111 |
7726
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112 ngx_uint_t client_tp_done; |
7713
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113 ngx_quic_tp_t tp; |
7731
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Limit output QUIC packets with client max_packet_size.
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114 ngx_quic_tp_t ctp; |
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115 |
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116 ngx_quic_send_ctx_t send_ctx[NGX_QUIC_SEND_CTX_LAST]; |
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117 ngx_quic_secrets_t keys[NGX_QUIC_ENCRYPTION_LAST]; |
7785
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TLS Key Update in QUIC.
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118 ngx_quic_secrets_t next_key; |
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119 ngx_quic_frames_stream_t crypto[NGX_QUIC_ENCRYPTION_LAST]; |
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120 |
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QUIC: added "quic" listen parameter.
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121 ngx_quic_conf_t *conf; |
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QUIC: added "quic" listen parameter.
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parents:
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diff
changeset
|
122 |
7691 | 123 ngx_ssl_t *ssl; |
7774
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
124 |
7775 | 125 ngx_event_t push; |
7990 | 126 ngx_event_t pto; |
7832
ad3a6f069498
Added proper handling of connection close phases.
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parents:
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diff
changeset
|
127 ngx_event_t close; |
7774
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
128 ngx_queue_t free_frames; |
7832
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
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diff
changeset
|
129 ngx_msec_t last_cc; |
7752 | 130 |
7987
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
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diff
changeset
|
131 ngx_msec_t latest_rtt; |
3b107aadc9f6
QUIC: added rtt estimation.
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parents:
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diff
changeset
|
132 ngx_msec_t avg_rtt; |
3b107aadc9f6
QUIC: added rtt estimation.
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parents:
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diff
changeset
|
133 ngx_msec_t min_rtt; |
3b107aadc9f6
QUIC: added rtt estimation.
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parents:
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diff
changeset
|
134 ngx_msec_t rttvar; |
3b107aadc9f6
QUIC: added rtt estimation.
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parents:
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diff
changeset
|
135 |
8056
f9b1a4e52597
QUIC: changed c->quic->pto_count type to ngx_uint_t.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8055
diff
changeset
|
136 ngx_uint_t pto_count; |
7993
b276833111cf
QUIC: implemented probe timeout (PTO) calculation.
Vladimir Homutov <vl@nginx.com>
parents:
7992
diff
changeset
|
137 |
7752 | 138 #if (NGX_DEBUG) |
139 ngx_uint_t nframes; | |
140 #endif | |
7674
4ae9ac69ab93
HTTP/QUIC interface reworked.
Vladimir Homutov <vl@nginx.com>
parents:
7673
diff
changeset
|
141 |
7691 | 142 ngx_quic_streams_t streams; |
7841
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
143 ngx_quic_congestion_t congestion; |
7995
031918df51c0
QUIC: added anti-amplification limit.
Vladimir Homutov <vl@nginx.com>
parents:
7994
diff
changeset
|
144 size_t received; |
7747
618a65de08b3
When closing a QUIC connection, wait for all streams to finish.
Roman Arutyunyan <arut@nginx.com>
parents:
7746
diff
changeset
|
145 |
7862
fb7422074258
Added generation of CC frames with error on connection termination.
Vladimir Homutov <vl@nginx.com>
parents:
7861
diff
changeset
|
146 ngx_uint_t error; |
7953
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
7945
diff
changeset
|
147 enum ssl_encryption_level_t error_level; |
7876
ffd362e87eb2
Added more context to CONNECTION CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
7875
diff
changeset
|
148 ngx_uint_t error_ftype; |
ffd362e87eb2
Added more context to CONNECTION CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
7875
diff
changeset
|
149 const char *error_reason; |
7862
fb7422074258
Added generation of CC frames with error on connection termination.
Vladimir Homutov <vl@nginx.com>
parents:
7861
diff
changeset
|
150 |
7953
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
7945
diff
changeset
|
151 unsigned error_app:1; |
7747
618a65de08b3
When closing a QUIC connection, wait for all streams to finish.
Roman Arutyunyan <arut@nginx.com>
parents:
7746
diff
changeset
|
152 unsigned send_timer_set:1; |
618a65de08b3
When closing a QUIC connection, wait for all streams to finish.
Roman Arutyunyan <arut@nginx.com>
parents:
7746
diff
changeset
|
153 unsigned closing:1; |
7832
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
154 unsigned draining:1; |
7785
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7782
diff
changeset
|
155 unsigned key_phase:1; |
7860
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
156 unsigned in_retry:1; |
7874
1245e274b9ba
Avoided excessive definitions for connection state.
Vladimir Homutov <vl@nginx.com>
parents:
7871
diff
changeset
|
157 unsigned initialized:1; |
7995
031918df51c0
QUIC: added anti-amplification limit.
Vladimir Homutov <vl@nginx.com>
parents:
7994
diff
changeset
|
158 unsigned validated:1; |
7691 | 159 }; |
7672
8d6ac639feac
Added support of multiple QUIC packets in single datagram.
Vladimir Homutov <vl@nginx.com>
parents:
7671
diff
changeset
|
160 |
7648
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
7646
diff
changeset
|
161 |
8076
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8074
diff
changeset
|
162 typedef struct { |
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8074
diff
changeset
|
163 ngx_queue_t queue; |
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8074
diff
changeset
|
164 uint64_t seqnum; |
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8074
diff
changeset
|
165 size_t len; |
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8074
diff
changeset
|
166 u_char id[NGX_QUIC_CID_LEN_MAX]; |
8100
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8099
diff
changeset
|
167 u_char sr_token[NGX_QUIC_SR_TOKEN_LEN]; |
8076
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8074
diff
changeset
|
168 } ngx_quic_client_id_t; |
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8074
diff
changeset
|
169 |
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8074
diff
changeset
|
170 |
7812
76839f55bc48
Sorted functions and functions declarations.
Vladimir Homutov <vl@nginx.com>
parents:
7811
diff
changeset
|
171 typedef ngx_int_t (*ngx_quic_frame_handler_pt)(ngx_connection_t *c, |
7855
81a4f98a2556
Cleaned up reordering code.
Vladimir Homutov <vl@nginx.com>
parents:
7854
diff
changeset
|
172 ngx_quic_frame_t *frame, void *data); |
7812
76839f55bc48
Sorted functions and functions declarations.
Vladimir Homutov <vl@nginx.com>
parents:
7811
diff
changeset
|
173 |
76839f55bc48
Sorted functions and functions declarations.
Vladimir Homutov <vl@nginx.com>
parents:
7811
diff
changeset
|
174 |
7670
9e0c30e1f7fb
Compatibility with BoringSSL revised QUIC encryption secret APIs.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7669
diff
changeset
|
175 #if BORINGSSL_API_VERSION >= 10 |
9e0c30e1f7fb
Compatibility with BoringSSL revised QUIC encryption secret APIs.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7669
diff
changeset
|
176 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:
7669
diff
changeset
|
177 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:
7669
diff
changeset
|
178 const uint8_t *secret, size_t secret_len); |
9e0c30e1f7fb
Compatibility with BoringSSL revised QUIC encryption secret APIs.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7669
diff
changeset
|
179 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:
7669
diff
changeset
|
180 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:
7669
diff
changeset
|
181 const uint8_t *secret, size_t secret_len); |
9e0c30e1f7fb
Compatibility with BoringSSL revised QUIC encryption secret APIs.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7669
diff
changeset
|
182 #else |
7648
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
7646
diff
changeset
|
183 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:
7646
diff
changeset
|
184 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:
7646
diff
changeset
|
185 const uint8_t *write_secret, size_t secret_len); |
7670
9e0c30e1f7fb
Compatibility with BoringSSL revised QUIC encryption secret APIs.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7669
diff
changeset
|
186 #endif |
7691 | 187 |
7648
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
7646
diff
changeset
|
188 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:
7646
diff
changeset
|
189 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:
7646
diff
changeset
|
190 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:
7646
diff
changeset
|
191 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:
7646
diff
changeset
|
192 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:
7646
diff
changeset
|
193 |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
7646
diff
changeset
|
194 |
8099
b4ef79ef1c23
QUIC: refined the "c->quic->initialized" flag usage.
Vladimir Homutov <vl@nginx.com>
parents:
8098
diff
changeset
|
195 static ngx_quic_connection_t *ngx_quic_new_connection(ngx_connection_t *c, |
b4ef79ef1c23
QUIC: refined the "c->quic->initialized" flag usage.
Vladimir Homutov <vl@nginx.com>
parents:
8098
diff
changeset
|
196 ngx_ssl_t *ssl, ngx_quic_conf_t *conf, ngx_quic_header_t *pkt); |
8100
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8099
diff
changeset
|
197 static ngx_int_t ngx_quic_send_stateless_reset(ngx_connection_t *c, |
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8099
diff
changeset
|
198 ngx_quic_conf_t *conf, ngx_quic_header_t *pkt); |
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8099
diff
changeset
|
199 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:
8099
diff
changeset
|
200 ngx_quic_header_t *pkt); |
8060
fc89d02bdca2
QUIC: added version negotiation support.
Vladimir Homutov <vl@nginx.com>
parents:
8057
diff
changeset
|
201 static ngx_int_t ngx_quic_negotiate_version(ngx_connection_t *c, |
fc89d02bdca2
QUIC: added version negotiation support.
Vladimir Homutov <vl@nginx.com>
parents:
8057
diff
changeset
|
202 ngx_quic_header_t *inpkt); |
8099
b4ef79ef1c23
QUIC: refined the "c->quic->initialized" flag usage.
Vladimir Homutov <vl@nginx.com>
parents:
8098
diff
changeset
|
203 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:
8098
diff
changeset
|
204 ngx_quic_connection_t *qc, ngx_str_t *odcid); |
8098
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8097
diff
changeset
|
205 static ngx_int_t ngx_quic_send_retry(ngx_connection_t *c); |
7860
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
206 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:
7859
diff
changeset
|
207 static ngx_int_t ngx_quic_validate_token(ngx_connection_t *c, |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
208 ngx_quic_header_t *pkt); |
7691 | 209 static ngx_int_t ngx_quic_init_connection(ngx_connection_t *c); |
7931
9fe7875ce4bb
QUIC: further limiting maximum QUIC packet size.
Vladimir Homutov <vl@nginx.com>
parents:
7930
diff
changeset
|
210 static ngx_inline size_t ngx_quic_max_udp_payload(ngx_connection_t *c); |
7729
1295b293d09a
Connection states code cleanup.
Vladimir Homutov <vl@nginx.com>
parents:
7726
diff
changeset
|
211 static void ngx_quic_input_handler(ngx_event_t *rev); |
7831
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
7827
diff
changeset
|
212 |
7832
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
213 static void ngx_quic_close_connection(ngx_connection_t *c, ngx_int_t rc); |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
214 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:
7831
diff
changeset
|
215 static void ngx_quic_close_timer_handler(ngx_event_t *ev); |
7831
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
7827
diff
changeset
|
216 static ngx_int_t ngx_quic_close_streams(ngx_connection_t *c, |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
7827
diff
changeset
|
217 ngx_quic_connection_t *qc); |
7691 | 218 |
8098
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8097
diff
changeset
|
219 static ngx_int_t ngx_quic_input(ngx_connection_t *c, ngx_buf_t *b, |
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8097
diff
changeset
|
220 ngx_ssl_t *ssl, ngx_quic_conf_t *conf); |
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8097
diff
changeset
|
221 static ngx_int_t ngx_quic_process_packet(ngx_connection_t *c, ngx_ssl_t *ssl, |
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8097
diff
changeset
|
222 ngx_quic_conf_t *conf, ngx_quic_header_t *pkt); |
8099
b4ef79ef1c23
QUIC: refined the "c->quic->initialized" flag usage.
Vladimir Homutov <vl@nginx.com>
parents:
8098
diff
changeset
|
223 static ngx_int_t ngx_quic_init_secrets(ngx_connection_t *c); |
8098
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8097
diff
changeset
|
224 static void ngx_quic_discard_ctx(ngx_connection_t *c, |
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8097
diff
changeset
|
225 enum ssl_encryption_level_t level); |
7838 | 226 static ngx_int_t ngx_quic_check_peer(ngx_quic_connection_t *qc, |
227 ngx_quic_header_t *pkt); | |
7691 | 228 static ngx_int_t ngx_quic_payload_handler(ngx_connection_t *c, |
229 ngx_quic_header_t *pkt); | |
7844
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7842
diff
changeset
|
230 static ngx_int_t ngx_quic_send_ack(ngx_connection_t *c, ngx_quic_header_t *pkt); |
7988
0d1ad81dd65c
QUIC: delay field of an ACK frame is now calculated.
Vladimir Homutov <vl@nginx.com>
parents:
7987
diff
changeset
|
231 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:
7987
diff
changeset
|
232 struct timeval *received, enum ssl_encryption_level_t level); |
7953
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
7945
diff
changeset
|
233 static ngx_int_t ngx_quic_send_cc(ngx_connection_t *c); |
7861
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7860
diff
changeset
|
234 static ngx_int_t ngx_quic_send_new_token(ngx_connection_t *c); |
7691 | 235 |
236 static ngx_int_t ngx_quic_handle_ack_frame(ngx_connection_t *c, | |
237 ngx_quic_header_t *pkt, ngx_quic_ack_frame_t *f); | |
7792 | 238 static ngx_int_t ngx_quic_handle_ack_frame_range(ngx_connection_t *c, |
7987
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
7953
diff
changeset
|
239 ngx_quic_send_ctx_t *ctx, uint64_t min, uint64_t max, |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
7953
diff
changeset
|
240 ngx_msec_t *send_time); |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
7953
diff
changeset
|
241 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:
7953
diff
changeset
|
242 enum ssl_encryption_level_t level, ngx_msec_t send_time); |
7993
b276833111cf
QUIC: implemented probe timeout (PTO) calculation.
Vladimir Homutov <vl@nginx.com>
parents:
7992
diff
changeset
|
243 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:
7992
diff
changeset
|
244 ngx_quic_send_ctx_t *ctx); |
7841
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
245 static void ngx_quic_handle_stream_ack(ngx_connection_t *c, |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
246 ngx_quic_frame_t *f); |
7812
76839f55bc48
Sorted functions and functions declarations.
Vladimir Homutov <vl@nginx.com>
parents:
7811
diff
changeset
|
247 |
76839f55bc48
Sorted functions and functions declarations.
Vladimir Homutov <vl@nginx.com>
parents:
7811
diff
changeset
|
248 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:
7811
diff
changeset
|
249 ngx_quic_frames_stream_t *fs, ngx_quic_frame_t *frame, |
7855
81a4f98a2556
Cleaned up reordering code.
Vladimir Homutov <vl@nginx.com>
parents:
7854
diff
changeset
|
250 ngx_quic_frame_handler_pt handler, void *data); |
7810
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
251 static ngx_int_t ngx_quic_adjust_frame_offset(ngx_connection_t *c, |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
252 ngx_quic_frame_t *f, uint64_t offset_in); |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
253 static ngx_int_t ngx_quic_buffer_frame(ngx_connection_t *c, |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
254 ngx_quic_frames_stream_t *stream, ngx_quic_frame_t *f); |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
255 |
7812
76839f55bc48
Sorted functions and functions declarations.
Vladimir Homutov <vl@nginx.com>
parents:
7811
diff
changeset
|
256 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:
7811
diff
changeset
|
257 ngx_quic_header_t *pkt, ngx_quic_frame_t *frame); |
7810
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
258 static ngx_int_t ngx_quic_crypto_input(ngx_connection_t *c, |
7855
81a4f98a2556
Cleaned up reordering code.
Vladimir Homutov <vl@nginx.com>
parents:
7854
diff
changeset
|
259 ngx_quic_frame_t *frame, void *data); |
7691 | 260 static ngx_int_t ngx_quic_handle_stream_frame(ngx_connection_t *c, |
7811
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
7810
diff
changeset
|
261 ngx_quic_header_t *pkt, ngx_quic_frame_t *frame); |
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
7810
diff
changeset
|
262 static ngx_int_t ngx_quic_stream_input(ngx_connection_t *c, |
7855
81a4f98a2556
Cleaned up reordering code.
Vladimir Homutov <vl@nginx.com>
parents:
7854
diff
changeset
|
263 ngx_quic_frame_t *frame, void *data); |
7811
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
7810
diff
changeset
|
264 |
7842
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
265 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:
7841
diff
changeset
|
266 ngx_quic_max_data_frame_t *f); |
7711
a14afe21e692
Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents:
7707
diff
changeset
|
267 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:
7707
diff
changeset
|
268 ngx_quic_header_t *pkt, ngx_quic_streams_blocked_frame_t *f); |
7732
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
7731
diff
changeset
|
269 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:
7731
diff
changeset
|
270 ngx_quic_header_t *pkt, ngx_quic_stream_data_blocked_frame_t *f); |
7842
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
271 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:
7841
diff
changeset
|
272 ngx_quic_header_t *pkt, ngx_quic_max_stream_data_frame_t *f); |
7923
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7922
diff
changeset
|
273 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:
7922
diff
changeset
|
274 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:
7922
diff
changeset
|
275 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:
7922
diff
changeset
|
276 ngx_quic_header_t *pkt, ngx_quic_stop_sending_frame_t *f); |
8013
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8004
diff
changeset
|
277 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:
8004
diff
changeset
|
278 ngx_quic_header_t *pkt, ngx_quic_max_streams_frame_t *f); |
8069
4ff2a0b747d1
QUIC: handle PATH_CHALLENGE frame.
Roman Arutyunyan <arut@nginx.com>
parents:
8068
diff
changeset
|
279 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:
8068
diff
changeset
|
280 ngx_quic_header_t *pkt, ngx_quic_path_challenge_frame_t *f); |
8076
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8074
diff
changeset
|
281 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:
8074
diff
changeset
|
282 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:
8074
diff
changeset
|
283 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:
8074
diff
changeset
|
284 enum ssl_encryption_level_t level, uint64_t seqnum); |
8099
b4ef79ef1c23
QUIC: refined the "c->quic->initialized" flag usage.
Vladimir Homutov <vl@nginx.com>
parents:
8098
diff
changeset
|
285 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:
8098
diff
changeset
|
286 ngx_quic_connection_t *qc); |
7691 | 287 |
288 static void ngx_quic_queue_frame(ngx_quic_connection_t *qc, | |
289 ngx_quic_frame_t *frame); | |
290 | |
291 static ngx_int_t ngx_quic_output(ngx_connection_t *c); | |
7808
bda817d16cc2
Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents:
7794
diff
changeset
|
292 static ngx_int_t ngx_quic_output_frames(ngx_connection_t *c, |
7809
6ad871b63422
Cleaned up magic numbers in ngx_quic_output_frames().
Vladimir Homutov <vl@nginx.com>
parents:
7808
diff
changeset
|
293 ngx_quic_send_ctx_t *ctx); |
7774
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
294 static void ngx_quic_free_frames(ngx_connection_t *c, ngx_queue_t *frames); |
7991
1b9db5c8c29b
QUIC: reworked ngx_quic_send_frames() function.
Vladimir Homutov <vl@nginx.com>
parents:
7990
diff
changeset
|
295 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:
7990
diff
changeset
|
296 ngx_quic_send_ctx_t *ctx, ngx_queue_t *frames); |
7781
fdda518d10ba
Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents:
7780
diff
changeset
|
297 |
fdda518d10ba
Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents:
7780
diff
changeset
|
298 static void ngx_quic_set_packet_number(ngx_quic_header_t *pkt, |
7808
bda817d16cc2
Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents:
7794
diff
changeset
|
299 ngx_quic_send_ctx_t *ctx); |
7990 | 300 static void ngx_quic_pto_handler(ngx_event_t *ev); |
8051
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8050
diff
changeset
|
301 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:
8050
diff
changeset
|
302 static ngx_int_t ngx_quic_detect_lost(ngx_connection_t *c); |
8094
b383120afca3
QUIC: resend frames by moving them to output queue.
Roman Arutyunyan <arut@nginx.com>
parents:
8091
diff
changeset
|
303 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:
8091
diff
changeset
|
304 ngx_quic_send_ctx_t *ctx); |
7775 | 305 static void ngx_quic_push_handler(ngx_event_t *ev); |
7691 | 306 |
307 static void ngx_quic_rbtree_insert_stream(ngx_rbtree_node_t *temp, | |
308 ngx_rbtree_node_t *node, ngx_rbtree_node_t *sentinel); | |
7746
b364af7f9f3f
Removed ngx_quic_stream_node_t.
Roman Arutyunyan <arut@nginx.com>
parents:
7745
diff
changeset
|
309 static ngx_quic_stream_t *ngx_quic_find_stream(ngx_rbtree_t *rbtree, |
7750
2935a11c55b6
Fixed QUIC stream insert and find.
Roman Arutyunyan <arut@nginx.com>
parents:
7748
diff
changeset
|
310 uint64_t id); |
8022
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8021
diff
changeset
|
311 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:
8021
diff
changeset
|
312 uint64_t id); |
7746
b364af7f9f3f
Removed ngx_quic_stream_node_t.
Roman Arutyunyan <arut@nginx.com>
parents:
7745
diff
changeset
|
313 static ngx_quic_stream_t *ngx_quic_create_stream(ngx_connection_t *c, |
7748
4cf00c14f11a
Safe QUIC stream creation.
Roman Arutyunyan <arut@nginx.com>
parents:
7747
diff
changeset
|
314 uint64_t id, size_t rcvbuf_size); |
7677
6bc18966b8c1
Stream "connection" read/write methods.
Vladimir Homutov <vl@nginx.com>
parents:
7675
diff
changeset
|
315 static ssize_t ngx_quic_stream_recv(ngx_connection_t *c, u_char *buf, |
6bc18966b8c1
Stream "connection" read/write methods.
Vladimir Homutov <vl@nginx.com>
parents:
7675
diff
changeset
|
316 size_t size); |
6bc18966b8c1
Stream "connection" read/write methods.
Vladimir Homutov <vl@nginx.com>
parents:
7675
diff
changeset
|
317 static ssize_t ngx_quic_stream_send(ngx_connection_t *c, u_char *buf, |
6bc18966b8c1
Stream "connection" read/write methods.
Vladimir Homutov <vl@nginx.com>
parents:
7675
diff
changeset
|
318 size_t size); |
6bc18966b8c1
Stream "connection" read/write methods.
Vladimir Homutov <vl@nginx.com>
parents:
7675
diff
changeset
|
319 static ngx_chain_t *ngx_quic_stream_send_chain(ngx_connection_t *c, |
6bc18966b8c1
Stream "connection" read/write methods.
Vladimir Homutov <vl@nginx.com>
parents:
7675
diff
changeset
|
320 ngx_chain_t *in, off_t limit); |
8027
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
321 static size_t ngx_quic_max_stream_frame(ngx_quic_connection_t *qc); |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
322 static size_t ngx_quic_max_stream_flow(ngx_connection_t *c); |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
323 static void ngx_quic_stream_cleanup_handler(void *data); |
7752 | 324 static ngx_quic_frame_t *ngx_quic_alloc_frame(ngx_connection_t *c, size_t size); |
325 static void ngx_quic_free_frame(ngx_connection_t *c, ngx_quic_frame_t *frame); | |
7677
6bc18966b8c1
Stream "connection" read/write methods.
Vladimir Homutov <vl@nginx.com>
parents:
7675
diff
changeset
|
326 |
7841
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
327 static void ngx_quic_congestion_ack(ngx_connection_t *c, |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
328 ngx_quic_frame_t *frame); |
8026
4604e6043657
QUIC: packet based bytes_in_flight accounting.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8025
diff
changeset
|
329 static void ngx_quic_congestion_lost(ngx_connection_t *c, |
4604e6043657
QUIC: packet based bytes_in_flight accounting.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8025
diff
changeset
|
330 ngx_quic_frame_t *frame); |
7841
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
331 |
7691 | 332 |
7648
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
7646
diff
changeset
|
333 static SSL_QUIC_METHOD quic_method = { |
7670
9e0c30e1f7fb
Compatibility with BoringSSL revised QUIC encryption secret APIs.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7669
diff
changeset
|
334 #if BORINGSSL_API_VERSION >= 10 |
9e0c30e1f7fb
Compatibility with BoringSSL revised QUIC encryption secret APIs.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7669
diff
changeset
|
335 ngx_quic_set_read_secret, |
9e0c30e1f7fb
Compatibility with BoringSSL revised QUIC encryption secret APIs.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7669
diff
changeset
|
336 ngx_quic_set_write_secret, |
9e0c30e1f7fb
Compatibility with BoringSSL revised QUIC encryption secret APIs.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7669
diff
changeset
|
337 #else |
7648
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
7646
diff
changeset
|
338 ngx_quic_set_encryption_secrets, |
7670
9e0c30e1f7fb
Compatibility with BoringSSL revised QUIC encryption secret APIs.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7669
diff
changeset
|
339 #endif |
7648
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
7646
diff
changeset
|
340 ngx_quic_add_handshake_data, |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
7646
diff
changeset
|
341 ngx_quic_flush_flight, |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
7646
diff
changeset
|
342 ngx_quic_send_alert, |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
7646
diff
changeset
|
343 }; |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
7646
diff
changeset
|
344 |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
7646
diff
changeset
|
345 |
7670
9e0c30e1f7fb
Compatibility with BoringSSL revised QUIC encryption secret APIs.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7669
diff
changeset
|
346 #if BORINGSSL_API_VERSION >= 10 |
9e0c30e1f7fb
Compatibility with BoringSSL revised QUIC encryption secret APIs.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7669
diff
changeset
|
347 |
9e0c30e1f7fb
Compatibility with BoringSSL revised QUIC encryption secret APIs.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7669
diff
changeset
|
348 static int |
9e0c30e1f7fb
Compatibility with BoringSSL revised QUIC encryption secret APIs.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7669
diff
changeset
|
349 ngx_quic_set_read_secret(ngx_ssl_conn_t *ssl_conn, |
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|
350 enum ssl_encryption_level_t level, const SSL_CIPHER *cipher, |
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|
351 const uint8_t *rsecret, size_t secret_len) |
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352 { |
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|
353 ngx_connection_t *c; |
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|
354 ngx_quic_secrets_t *keys; |
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|
355 |
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|
356 c = ngx_ssl_get_connection((ngx_ssl_conn_t *) ssl_conn); |
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|
357 |
7836 | 358 #ifdef NGX_QUIC_DEBUG_CRYPTO |
7837
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|
359 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0, |
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diff
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|
360 "quic ngx_quic_set_read_secret() level:%d", level); |
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diff
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|
361 ngx_quic_hexdump(c->log, "quic read secret", rsecret, secret_len); |
7836 | 362 #endif |
7670
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|
363 |
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|
364 keys = &c->quic->keys[level]; |
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diff
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|
365 |
7687
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|
366 return ngx_quic_set_encryption_secret(c->pool, ssl_conn, level, |
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diff
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|
367 rsecret, secret_len, |
7772
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diff
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|
368 &keys->client); |
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|
369 } |
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|
370 |
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|
371 |
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diff
changeset
|
372 static int |
9e0c30e1f7fb
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diff
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|
373 ngx_quic_set_write_secret(ngx_ssl_conn_t *ssl_conn, |
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|
374 enum ssl_encryption_level_t level, const SSL_CIPHER *cipher, |
7687
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|
375 const uint8_t *wsecret, size_t secret_len) |
7670
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|
376 { |
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diff
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|
377 ngx_connection_t *c; |
058a5af7ddfc
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diff
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|
378 ngx_quic_secrets_t *keys; |
7670
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|
379 |
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diff
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|
380 c = ngx_ssl_get_connection((ngx_ssl_conn_t *) ssl_conn); |
9e0c30e1f7fb
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diff
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|
381 |
7836 | 382 #ifdef NGX_QUIC_DEBUG_CRYPTO |
7837
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diff
changeset
|
383 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0, |
f175006124d0
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Vladimir Homutov <vl@nginx.com>
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diff
changeset
|
384 "quic ngx_quic_set_write_secret() level:%d", level); |
f175006124d0
Cleaned up hexdumps in debug output.
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diff
changeset
|
385 ngx_quic_hexdump(c->log, "quic write secret", wsecret, secret_len); |
7836 | 386 #endif |
7670
9e0c30e1f7fb
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diff
changeset
|
387 |
7772
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|
388 keys = &c->quic->keys[level]; |
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diff
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|
389 |
7687
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changeset
|
390 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
|
391 wsecret, secret_len, |
7772
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diff
changeset
|
392 &keys->server); |
7670
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diff
changeset
|
393 } |
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Compatibility with BoringSSL revised QUIC encryption secret APIs.
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diff
changeset
|
394 |
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Compatibility with BoringSSL revised QUIC encryption secret APIs.
Sergey Kandaurov <pluknet@nginx.com>
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diff
changeset
|
395 #else |
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diff
changeset
|
396 |
7648
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
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diff
changeset
|
397 static int |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
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diff
changeset
|
398 ngx_quic_set_encryption_secrets(ngx_ssl_conn_t *ssl_conn, |
7687
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
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diff
changeset
|
399 enum ssl_encryption_level_t level, const uint8_t *rsecret, |
69345a26ba69
Split transport and crypto parts into separate files.
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diff
changeset
|
400 const uint8_t *wsecret, size_t secret_len) |
7648
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Moved all QUIC code into ngx_event_quic.c
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diff
changeset
|
401 { |
7772
058a5af7ddfc
Refactored QUIC secrets storage.
Vladimir Homutov <vl@nginx.com>
parents:
7771
diff
changeset
|
402 ngx_int_t rc; |
058a5af7ddfc
Refactored QUIC secrets storage.
Vladimir Homutov <vl@nginx.com>
parents:
7771
diff
changeset
|
403 ngx_connection_t *c; |
058a5af7ddfc
Refactored QUIC secrets storage.
Vladimir Homutov <vl@nginx.com>
parents:
7771
diff
changeset
|
404 ngx_quic_secrets_t *keys; |
7648
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
7646
diff
changeset
|
405 |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
7646
diff
changeset
|
406 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:
7646
diff
changeset
|
407 |
7836 | 408 #ifdef NGX_QUIC_DEBUG_CRYPTO |
7837
f175006124d0
Cleaned up hexdumps in debug output.
Vladimir Homutov <vl@nginx.com>
parents:
7836
diff
changeset
|
409 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0, |
f175006124d0
Cleaned up hexdumps in debug output.
Vladimir Homutov <vl@nginx.com>
parents:
7836
diff
changeset
|
410 "quic ngx_quic_set_encryption_secrets() level:%d", level); |
f175006124d0
Cleaned up hexdumps in debug output.
Vladimir Homutov <vl@nginx.com>
parents:
7836
diff
changeset
|
411 ngx_quic_hexdump(c->log, "quic read", rsecret, secret_len); |
7836 | 412 #endif |
7648
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
7646
diff
changeset
|
413 |
7793
0ae50d90658a
Fixed build with OpenSSL using old callbacks API.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7792
diff
changeset
|
414 keys = &c->quic->keys[level]; |
7772
058a5af7ddfc
Refactored QUIC secrets storage.
Vladimir Homutov <vl@nginx.com>
parents:
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diff
changeset
|
415 |
7687
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
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7686
diff
changeset
|
416 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:
7686
diff
changeset
|
417 rsecret, secret_len, |
7772
058a5af7ddfc
Refactored QUIC secrets storage.
Vladimir Homutov <vl@nginx.com>
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diff
changeset
|
418 &keys->client); |
7687
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
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diff
changeset
|
419 if (rc != 1) { |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
7686
diff
changeset
|
420 return rc; |
7648
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
7646
diff
changeset
|
421 } |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
7646
diff
changeset
|
422 |
7769
2ac03e80d013
TLS Early Data key derivation support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7768
diff
changeset
|
423 if (level == ssl_encryption_early_data) { |
2ac03e80d013
TLS Early Data key derivation support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7768
diff
changeset
|
424 return 1; |
2ac03e80d013
TLS Early Data key derivation support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7768
diff
changeset
|
425 } |
2ac03e80d013
TLS Early Data key derivation support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7768
diff
changeset
|
426 |
7836 | 427 #ifdef NGX_QUIC_DEBUG_CRYPTO |
7837
f175006124d0
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Vladimir Homutov <vl@nginx.com>
parents:
7836
diff
changeset
|
428 ngx_quic_hexdump(c->log, "quic write", wsecret, secret_len); |
7836 | 429 #endif |
7769
2ac03e80d013
TLS Early Data key derivation support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7768
diff
changeset
|
430 |
7687
69345a26ba69
Split transport and crypto parts into separate files.
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7686
diff
changeset
|
431 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
|
432 wsecret, secret_len, |
7772
058a5af7ddfc
Refactored QUIC secrets storage.
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parents:
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diff
changeset
|
433 &keys->server); |
7648
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
7646
diff
changeset
|
434 } |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
7646
diff
changeset
|
435 |
7670
9e0c30e1f7fb
Compatibility with BoringSSL revised QUIC encryption secret APIs.
Sergey Kandaurov <pluknet@nginx.com>
parents:
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diff
changeset
|
436 #endif |
9e0c30e1f7fb
Compatibility with BoringSSL revised QUIC encryption secret APIs.
Sergey Kandaurov <pluknet@nginx.com>
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7669
diff
changeset
|
437 |
7648
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
7646
diff
changeset
|
438 |
7650
ec1f84996990
Split frame and packet generation into separate steps.
Vladimir Homutov <vl@nginx.com>
parents:
7649
diff
changeset
|
439 static int |
ec1f84996990
Split frame and packet generation into separate steps.
Vladimir Homutov <vl@nginx.com>
parents:
7649
diff
changeset
|
440 ngx_quic_add_handshake_data(ngx_ssl_conn_t *ssl_conn, |
ec1f84996990
Split frame and packet generation into separate steps.
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diff
changeset
|
441 enum ssl_encryption_level_t level, const uint8_t *data, size_t len) |
ec1f84996990
Split frame and packet generation into separate steps.
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diff
changeset
|
442 { |
7810
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
443 u_char *p, *end; |
7822
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
7821
diff
changeset
|
444 size_t client_params_len, fsize, limit; |
7810
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
445 const uint8_t *client_params; |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
446 ngx_quic_frame_t *frame; |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
447 ngx_connection_t *c; |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
448 ngx_quic_connection_t *qc; |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
449 ngx_quic_frames_stream_t *fs; |
7650
ec1f84996990
Split frame and packet generation into separate steps.
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parents:
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diff
changeset
|
450 |
ec1f84996990
Split frame and packet generation into separate steps.
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parents:
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diff
changeset
|
451 c = ngx_ssl_get_connection((ngx_ssl_conn_t *) ssl_conn); |
ec1f84996990
Split frame and packet generation into separate steps.
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diff
changeset
|
452 qc = c->quic; |
ec1f84996990
Split frame and packet generation into separate steps.
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parents:
7649
diff
changeset
|
453 |
7652
0a2683df5f11
Implemented improved version of quic_output().
Vladimir Homutov <vl@nginx.com>
parents:
7651
diff
changeset
|
454 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, c->log, 0, |
7836 | 455 "quic ngx_quic_add_handshake_data"); |
7650
ec1f84996990
Split frame and packet generation into separate steps.
Vladimir Homutov <vl@nginx.com>
parents:
7649
diff
changeset
|
456 |
7726
f388c0ad3477
Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
7725
diff
changeset
|
457 if (!qc->client_tp_done) { |
7933 | 458 /* |
459 * things to do once during handshake: check ALPN and transport | |
460 * parameters; we want to break handshake if something is wrong | |
461 * here; | |
462 */ | |
463 | |
464 #if defined(TLSEXT_TYPE_application_layer_protocol_negotiation) | |
8000
893b3313f53c
QUIC: added "quic" listen parameter in Stream.
Roman Arutyunyan <arut@nginx.com>
parents:
7999
diff
changeset
|
465 if (qc->conf->require_alpn) { |
893b3313f53c
QUIC: added "quic" listen parameter in Stream.
Roman Arutyunyan <arut@nginx.com>
parents:
7999
diff
changeset
|
466 unsigned int len; |
893b3313f53c
QUIC: added "quic" listen parameter in Stream.
Roman Arutyunyan <arut@nginx.com>
parents:
7999
diff
changeset
|
467 const unsigned char *data; |
893b3313f53c
QUIC: added "quic" listen parameter in Stream.
Roman Arutyunyan <arut@nginx.com>
parents:
7999
diff
changeset
|
468 |
893b3313f53c
QUIC: added "quic" listen parameter in Stream.
Roman Arutyunyan <arut@nginx.com>
parents:
7999
diff
changeset
|
469 SSL_get0_alpn_selected(c->ssl->connection, &data, &len); |
893b3313f53c
QUIC: added "quic" listen parameter in Stream.
Roman Arutyunyan <arut@nginx.com>
parents:
7999
diff
changeset
|
470 |
893b3313f53c
QUIC: added "quic" listen parameter in Stream.
Roman Arutyunyan <arut@nginx.com>
parents:
7999
diff
changeset
|
471 if (len == 0) { |
893b3313f53c
QUIC: added "quic" listen parameter in Stream.
Roman Arutyunyan <arut@nginx.com>
parents:
7999
diff
changeset
|
472 qc->error = 0x100 + SSL_AD_NO_APPLICATION_PROTOCOL; |
893b3313f53c
QUIC: added "quic" listen parameter in Stream.
Roman Arutyunyan <arut@nginx.com>
parents:
7999
diff
changeset
|
473 qc->error_reason = "unsupported protocol in ALPN extension"; |
893b3313f53c
QUIC: added "quic" listen parameter in Stream.
Roman Arutyunyan <arut@nginx.com>
parents:
7999
diff
changeset
|
474 |
893b3313f53c
QUIC: added "quic" listen parameter in Stream.
Roman Arutyunyan <arut@nginx.com>
parents:
7999
diff
changeset
|
475 ngx_log_error(NGX_LOG_INFO, c->log, 0, |
893b3313f53c
QUIC: added "quic" listen parameter in Stream.
Roman Arutyunyan <arut@nginx.com>
parents:
7999
diff
changeset
|
476 "quic unsupported protocol in ALPN extension"); |
893b3313f53c
QUIC: added "quic" listen parameter in Stream.
Roman Arutyunyan <arut@nginx.com>
parents:
7999
diff
changeset
|
477 return 0; |
893b3313f53c
QUIC: added "quic" listen parameter in Stream.
Roman Arutyunyan <arut@nginx.com>
parents:
7999
diff
changeset
|
478 } |
7933 | 479 } |
480 #endif | |
7726
f388c0ad3477
Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
7725
diff
changeset
|
481 |
f388c0ad3477
Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
7725
diff
changeset
|
482 SSL_get_peer_quic_transport_params(ssl_conn, &client_params, |
f388c0ad3477
Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
7725
diff
changeset
|
483 &client_params_len); |
f388c0ad3477
Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
7725
diff
changeset
|
484 |
f388c0ad3477
Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
7725
diff
changeset
|
485 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0, |
7836 | 486 "quic SSL_get_peer_quic_transport_params():" |
487 " params_len %ui", client_params_len); | |
7726
f388c0ad3477
Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
7725
diff
changeset
|
488 |
7930
5bc9229ec4cf
QUIC: raise error on missing transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
7929
diff
changeset
|
489 if (client_params_len == 0) { |
5bc9229ec4cf
QUIC: raise error on missing transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
7929
diff
changeset
|
490 /* quic-tls 8.2 */ |
7942
97adb87f149b
Get rid of hardcoded numbers used for quic handshake errors.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7941
diff
changeset
|
491 qc->error = NGX_QUIC_ERR_CRYPTO(SSL_AD_MISSING_EXTENSION); |
7930
5bc9229ec4cf
QUIC: raise error on missing transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
7929
diff
changeset
|
492 qc->error_reason = "missing transport parameters"; |
5bc9229ec4cf
QUIC: raise error on missing transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
7929
diff
changeset
|
493 |
5bc9229ec4cf
QUIC: raise error on missing transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
7929
diff
changeset
|
494 ngx_log_error(NGX_LOG_INFO, c->log, 0, |
5bc9229ec4cf
QUIC: raise error on missing transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
7929
diff
changeset
|
495 "missing transport parameters"); |
5bc9229ec4cf
QUIC: raise error on missing transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
7929
diff
changeset
|
496 return 0; |
5bc9229ec4cf
QUIC: raise error on missing transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
7929
diff
changeset
|
497 } |
5bc9229ec4cf
QUIC: raise error on missing transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
7929
diff
changeset
|
498 |
5bc9229ec4cf
QUIC: raise error on missing transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
7929
diff
changeset
|
499 p = (u_char *) client_params; |
5bc9229ec4cf
QUIC: raise error on missing transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
7929
diff
changeset
|
500 end = p + client_params_len; |
5bc9229ec4cf
QUIC: raise error on missing transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
7929
diff
changeset
|
501 |
5bc9229ec4cf
QUIC: raise error on missing transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
7929
diff
changeset
|
502 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:
7929
diff
changeset
|
503 != NGX_OK) |
5bc9229ec4cf
QUIC: raise error on missing transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
7929
diff
changeset
|
504 { |
5bc9229ec4cf
QUIC: raise error on missing transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
7929
diff
changeset
|
505 qc->error = NGX_QUIC_ERR_TRANSPORT_PARAMETER_ERROR; |
5bc9229ec4cf
QUIC: raise error on missing transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
7929
diff
changeset
|
506 qc->error_reason = "failed to process transport parameters"; |
5bc9229ec4cf
QUIC: raise error on missing transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
7929
diff
changeset
|
507 |
5bc9229ec4cf
QUIC: raise error on missing transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
7929
diff
changeset
|
508 return 0; |
5bc9229ec4cf
QUIC: raise error on missing transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
7929
diff
changeset
|
509 } |
5bc9229ec4cf
QUIC: raise error on missing transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
7929
diff
changeset
|
510 |
5bc9229ec4cf
QUIC: raise error on missing transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
7929
diff
changeset
|
511 if (qc->ctp.max_idle_timeout > 0 |
5bc9229ec4cf
QUIC: raise error on missing transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
7929
diff
changeset
|
512 && qc->ctp.max_idle_timeout < qc->tp.max_idle_timeout) |
5bc9229ec4cf
QUIC: raise error on missing transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
7929
diff
changeset
|
513 { |
5bc9229ec4cf
QUIC: raise error on missing transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
7929
diff
changeset
|
514 qc->tp.max_idle_timeout = qc->ctp.max_idle_timeout; |
5bc9229ec4cf
QUIC: raise error on missing transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
7929
diff
changeset
|
515 } |
5bc9229ec4cf
QUIC: raise error on missing transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
7929
diff
changeset
|
516 |
5bc9229ec4cf
QUIC: raise error on missing transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
7929
diff
changeset
|
517 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:
7929
diff
changeset
|
518 || 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:
7929
diff
changeset
|
519 { |
5bc9229ec4cf
QUIC: raise error on missing transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
7929
diff
changeset
|
520 qc->error = NGX_QUIC_ERR_TRANSPORT_PARAMETER_ERROR; |
5bc9229ec4cf
QUIC: raise error on missing transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
7929
diff
changeset
|
521 qc->error_reason = "invalid maximum packet size"; |
5bc9229ec4cf
QUIC: raise error on missing transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
7929
diff
changeset
|
522 |
5bc9229ec4cf
QUIC: raise error on missing transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
7929
diff
changeset
|
523 ngx_log_error(NGX_LOG_INFO, c->log, 0, |
5bc9229ec4cf
QUIC: raise error on missing transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
7929
diff
changeset
|
524 "quic maximum packet size is invalid"); |
5bc9229ec4cf
QUIC: raise error on missing transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
7929
diff
changeset
|
525 return 0; |
5bc9229ec4cf
QUIC: raise error on missing transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
7929
diff
changeset
|
526 } |
5bc9229ec4cf
QUIC: raise error on missing transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
7929
diff
changeset
|
527 |
7931
9fe7875ce4bb
QUIC: further limiting maximum QUIC packet size.
Vladimir Homutov <vl@nginx.com>
parents:
7930
diff
changeset
|
528 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:
7930
diff
changeset
|
529 qc->ctp.max_udp_payload_size = ngx_quic_max_udp_payload(c); |
7930
5bc9229ec4cf
QUIC: raise error on missing transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
7929
diff
changeset
|
530 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, c->log, 0, |
5bc9229ec4cf
QUIC: raise error on missing transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
7929
diff
changeset
|
531 "quic client maximum packet size truncated"); |
5bc9229ec4cf
QUIC: raise error on missing transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
7929
diff
changeset
|
532 } |
7927
391d06a51bc0
Limited max udp payload size for outgoing packets.
Vladimir Homutov <vl@nginx.com>
parents:
7926
diff
changeset
|
533 |
7912
6633f17044eb
QUIC draft-28 transport parameters support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7910
diff
changeset
|
534 #if (NGX_QUIC_DRAFT_VERSION >= 28) |
7930
5bc9229ec4cf
QUIC: raise error on missing transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
7929
diff
changeset
|
535 if (qc->scid.len != qc->ctp.initial_scid.len |
5bc9229ec4cf
QUIC: raise error on missing transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
7929
diff
changeset
|
536 || ngx_memcmp(qc->scid.data, qc->ctp.initial_scid.data, |
5bc9229ec4cf
QUIC: raise error on missing transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
7929
diff
changeset
|
537 qc->scid.len) != 0) |
5bc9229ec4cf
QUIC: raise error on missing transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
7929
diff
changeset
|
538 { |
5bc9229ec4cf
QUIC: raise error on missing transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
7929
diff
changeset
|
539 ngx_log_error(NGX_LOG_INFO, c->log, 0, |
5bc9229ec4cf
QUIC: raise error on missing transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
7929
diff
changeset
|
540 "quic client initial_source_connection_id " |
5bc9229ec4cf
QUIC: raise error on missing transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
7929
diff
changeset
|
541 "mismatch"); |
5bc9229ec4cf
QUIC: raise error on missing transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
7929
diff
changeset
|
542 return 0; |
5bc9229ec4cf
QUIC: raise error on missing transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
7929
diff
changeset
|
543 } |
7912
6633f17044eb
QUIC draft-28 transport parameters support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7910
diff
changeset
|
544 #endif |
6633f17044eb
QUIC draft-28 transport parameters support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7910
diff
changeset
|
545 |
8013
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8004
diff
changeset
|
546 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:
8004
diff
changeset
|
547 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:
8004
diff
changeset
|
548 |
7930
5bc9229ec4cf
QUIC: raise error on missing transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
7929
diff
changeset
|
549 qc->client_tp_done = 1; |
7726
f388c0ad3477
Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
7725
diff
changeset
|
550 } |
f388c0ad3477
Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
7725
diff
changeset
|
551 |
7822
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
7821
diff
changeset
|
552 /* |
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
7821
diff
changeset
|
553 * 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:
7821
diff
changeset
|
554 * 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:
7821
diff
changeset
|
555 */ |
7910
125cbfa77013
Renamed max_packet_size to max_udp_payload_size, from draft-28.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7908
diff
changeset
|
556 limit = qc->ctp.max_udp_payload_size - NGX_QUIC_MAX_LONG_HEADER - 17 |
7822
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
7821
diff
changeset
|
557 - EVP_GCM_TLS_TAG_LEN; |
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
7821
diff
changeset
|
558 |
7810
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
559 fs = &qc->crypto[level]; |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
560 |
7822
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
7821
diff
changeset
|
561 p = (u_char *) data; |
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
7821
diff
changeset
|
562 end = (u_char *) data + len; |
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
7821
diff
changeset
|
563 |
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
7821
diff
changeset
|
564 while (p < end) { |
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
7821
diff
changeset
|
565 |
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
7821
diff
changeset
|
566 fsize = ngx_min(limit, (size_t) (end - p)); |
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
7821
diff
changeset
|
567 |
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
7821
diff
changeset
|
568 frame = ngx_quic_alloc_frame(c, fsize); |
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
7821
diff
changeset
|
569 if (frame == NULL) { |
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
7821
diff
changeset
|
570 return 0; |
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
7821
diff
changeset
|
571 } |
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
7821
diff
changeset
|
572 |
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
7821
diff
changeset
|
573 ngx_memcpy(frame->data, p, fsize); |
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
7821
diff
changeset
|
574 |
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
7821
diff
changeset
|
575 frame->level = level; |
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
7821
diff
changeset
|
576 frame->type = NGX_QUIC_FT_CRYPTO; |
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
7821
diff
changeset
|
577 frame->u.crypto.offset = fs->sent; |
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
7821
diff
changeset
|
578 frame->u.crypto.length = fsize; |
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
7821
diff
changeset
|
579 frame->u.crypto.data = frame->data; |
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
7821
diff
changeset
|
580 |
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
7821
diff
changeset
|
581 fs->sent += fsize; |
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
7821
diff
changeset
|
582 p += fsize; |
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
7821
diff
changeset
|
583 |
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
7821
diff
changeset
|
584 ngx_sprintf(frame->info, "crypto, generated by SSL len=%ui level=%d", |
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
7821
diff
changeset
|
585 fsize, level); |
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
7821
diff
changeset
|
586 |
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
7821
diff
changeset
|
587 ngx_quic_queue_frame(qc, frame); |
7652
0a2683df5f11
Implemented improved version of quic_output().
Vladimir Homutov <vl@nginx.com>
parents:
7651
diff
changeset
|
588 } |
7650
ec1f84996990
Split frame and packet generation into separate steps.
Vladimir Homutov <vl@nginx.com>
parents:
7649
diff
changeset
|
589 |
7648
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
7646
diff
changeset
|
590 return 1; |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
7646
diff
changeset
|
591 } |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
7646
diff
changeset
|
592 |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
7646
diff
changeset
|
593 |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
7646
diff
changeset
|
594 static int |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
7646
diff
changeset
|
595 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:
7646
diff
changeset
|
596 { |
7837
f175006124d0
Cleaned up hexdumps in debug output.
Vladimir Homutov <vl@nginx.com>
parents:
7836
diff
changeset
|
597 #if (NGX_DEBUG) |
7648
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
7646
diff
changeset
|
598 ngx_connection_t *c; |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
7646
diff
changeset
|
599 |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
7646
diff
changeset
|
600 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:
7646
diff
changeset
|
601 |
7836 | 602 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, c->log, 0, |
603 "quic ngx_quic_flush_flight()"); | |
7837
f175006124d0
Cleaned up hexdumps in debug output.
Vladimir Homutov <vl@nginx.com>
parents:
7836
diff
changeset
|
604 #endif |
7648
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
7646
diff
changeset
|
605 return 1; |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
7646
diff
changeset
|
606 } |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
7646
diff
changeset
|
607 |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
7646
diff
changeset
|
608 |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
7646
diff
changeset
|
609 static int |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
7646
diff
changeset
|
610 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:
7646
diff
changeset
|
611 uint8_t alert) |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
7646
diff
changeset
|
612 { |
7953
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
7945
diff
changeset
|
613 ngx_connection_t *c; |
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
7945
diff
changeset
|
614 ngx_quic_connection_t *qc; |
7648
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
7646
diff
changeset
|
615 |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
7646
diff
changeset
|
616 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:
7646
diff
changeset
|
617 |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
7646
diff
changeset
|
618 ngx_log_debug2(NGX_LOG_DEBUG_EVENT, c->log, 0, |
7836 | 619 "quic ngx_quic_send_alert(), lvl=%d, alert=%d", |
7648
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
7646
diff
changeset
|
620 (int) level, (int) alert); |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
7646
diff
changeset
|
621 |
7953
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
7945
diff
changeset
|
622 qc = c->quic; |
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
7945
diff
changeset
|
623 if (qc == NULL) { |
7832
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
624 return 1; |
7701
552d6868091b
Implemented send_alert callback, CONNECTION_CLOSE writer.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7700
diff
changeset
|
625 } |
552d6868091b
Implemented send_alert callback, CONNECTION_CLOSE writer.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7700
diff
changeset
|
626 |
7953
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
7945
diff
changeset
|
627 qc->error_level = level; |
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
7945
diff
changeset
|
628 qc->error = NGX_QUIC_ERR_CRYPTO(alert); |
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
7945
diff
changeset
|
629 qc->error_reason = "TLS alert"; |
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
7945
diff
changeset
|
630 qc->error_app = 0; |
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
7945
diff
changeset
|
631 qc->error_ftype = 0; |
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
7945
diff
changeset
|
632 |
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
7945
diff
changeset
|
633 if (ngx_quic_send_cc(c) != NGX_OK) { |
7701
552d6868091b
Implemented send_alert callback, CONNECTION_CLOSE writer.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7700
diff
changeset
|
634 return 0; |
552d6868091b
Implemented send_alert callback, CONNECTION_CLOSE writer.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7700
diff
changeset
|
635 } |
552d6868091b
Implemented send_alert callback, CONNECTION_CLOSE writer.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7700
diff
changeset
|
636 |
7648
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
7646
diff
changeset
|
637 return 1; |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
7646
diff
changeset
|
638 } |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
7646
diff
changeset
|
639 |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
7646
diff
changeset
|
640 |
7691 | 641 void |
8001
2da9c4fddd44
QUIC: eliminated connection handler argument in ngx_quic_run().
Roman Arutyunyan <arut@nginx.com>
parents:
8000
diff
changeset
|
642 ngx_quic_run(ngx_connection_t *c, ngx_ssl_t *ssl, ngx_quic_conf_t *conf) |
7691 | 643 { |
8098
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8097
diff
changeset
|
644 ngx_int_t rc; |
7691 | 645 |
7729
1295b293d09a
Connection states code cleanup.
Vladimir Homutov <vl@nginx.com>
parents:
7726
diff
changeset
|
646 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, c->log, 0, "quic run"); |
7691 | 647 |
7729
1295b293d09a
Connection states code cleanup.
Vladimir Homutov <vl@nginx.com>
parents:
7726
diff
changeset
|
648 c->log->action = "QUIC initialization"; |
7691 | 649 |
8098
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8097
diff
changeset
|
650 rc = ngx_quic_input(c, c->buffer, ssl, conf); |
8074
c6b963de0c00
QUIC: pass return code from ngx_quic_decrypt() to the caller.
Vladimir Homutov <vl@nginx.com>
parents:
8073
diff
changeset
|
651 if (rc != NGX_OK) { |
c6b963de0c00
QUIC: pass return code from ngx_quic_decrypt() to the caller.
Vladimir Homutov <vl@nginx.com>
parents:
8073
diff
changeset
|
652 ngx_quic_close_connection(c, rc == NGX_DECLINED ? NGX_DONE : NGX_ERROR); |
7691 | 653 return; |
654 } | |
655 | |
7860
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
656 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:
7859
diff
changeset
|
657 : c->quic->tp.max_idle_timeout); |
7691 | 658 |
7729
1295b293d09a
Connection states code cleanup.
Vladimir Homutov <vl@nginx.com>
parents:
7726
diff
changeset
|
659 c->read->handler = ngx_quic_input_handler; |
7691 | 660 |
661 return; | |
662 } | |
663 | |
7665
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
7664
diff
changeset
|
664 |
8099
b4ef79ef1c23
QUIC: refined the "c->quic->initialized" flag usage.
Vladimir Homutov <vl@nginx.com>
parents:
8098
diff
changeset
|
665 static ngx_quic_connection_t * |
7999
0d2b2664b41c
QUIC: added "quic" listen parameter.
Roman Arutyunyan <arut@nginx.com>
parents:
7998
diff
changeset
|
666 ngx_quic_new_connection(ngx_connection_t *c, ngx_ssl_t *ssl, |
8001
2da9c4fddd44
QUIC: eliminated connection handler argument in ngx_quic_run().
Roman Arutyunyan <arut@nginx.com>
parents:
8000
diff
changeset
|
667 ngx_quic_conf_t *conf, ngx_quic_header_t *pkt) |
7665
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
7664
diff
changeset
|
668 { |
7774
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
669 ngx_uint_t i; |
7731
d45325e90221
Limit output QUIC packets with client max_packet_size.
Roman Arutyunyan <arut@nginx.com>
parents:
7729
diff
changeset
|
670 ngx_quic_tp_t *ctp; |
8076
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8074
diff
changeset
|
671 ngx_quic_client_id_t *cid; |
7691 | 672 ngx_quic_connection_t *qc; |
7864
eebdda507ec3
Added tests for connection id lengths in initial packet.
Vladimir Homutov <vl@nginx.com>
parents:
7863
diff
changeset
|
673 |
7741 | 674 c->log->action = "creating new quic connection"; |
675 | |
7691 | 676 qc = ngx_pcalloc(c->pool, sizeof(ngx_quic_connection_t)); |
677 if (qc == NULL) { | |
8099
b4ef79ef1c23
QUIC: refined the "c->quic->initialized" flag usage.
Vladimir Homutov <vl@nginx.com>
parents:
8098
diff
changeset
|
678 return NULL; |
7665
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
7664
diff
changeset
|
679 } |
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
7664
diff
changeset
|
680 |
7691 | 681 ngx_rbtree_init(&qc->streams.tree, &qc->streams.sentinel, |
682 ngx_quic_rbtree_insert_stream); | |
683 | |
7810
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
684 for (i = 0; i < NGX_QUIC_SEND_CTX_LAST; i++) { |
7808
bda817d16cc2
Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents:
7794
diff
changeset
|
685 ngx_queue_init(&qc->send_ctx[i].frames); |
bda817d16cc2
Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents:
7794
diff
changeset
|
686 ngx_queue_init(&qc->send_ctx[i].sent); |
7816
aba84d9ab256
Parsing of truncated packet numbers.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7815
diff
changeset
|
687 qc->send_ctx[i].largest_pn = (uint64_t) -1; |
8050
6e1c88f82280
QUIC: changed ctx->largest_ack initial value to type maximum.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8027
diff
changeset
|
688 qc->send_ctx[i].largest_ack = (uint64_t) -1; |
7810
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
689 } |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
690 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
691 for (i = 0; i < NGX_QUIC_ENCRYPTION_LAST; i++) { |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
692 ngx_queue_init(&qc->crypto[i].frames); |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
693 } |
7774
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
694 |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
695 ngx_queue_init(&qc->free_frames); |
8076
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8074
diff
changeset
|
696 ngx_queue_init(&qc->client_ids); |
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8074
diff
changeset
|
697 ngx_queue_init(&qc->free_client_ids); |
7774
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
698 |
7987
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
7953
diff
changeset
|
699 qc->avg_rtt = NGX_QUIC_INITIAL_RTT; |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
7953
diff
changeset
|
700 qc->rttvar = NGX_QUIC_INITIAL_RTT / 2; |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
7953
diff
changeset
|
701 qc->min_rtt = NGX_TIMER_INFINITE; |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
7953
diff
changeset
|
702 |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
7953
diff
changeset
|
703 /* |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
7953
diff
changeset
|
704 * qc->latest_rtt = 0 |
8076
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8074
diff
changeset
|
705 * qc->nclient_ids = 0 |
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8074
diff
changeset
|
706 * qc->max_retired_seqnum = 0 |
7987
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
7953
diff
changeset
|
707 */ |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
7953
diff
changeset
|
708 |
7995
031918df51c0
QUIC: added anti-amplification limit.
Vladimir Homutov <vl@nginx.com>
parents:
7994
diff
changeset
|
709 qc->received = pkt->raw->last - pkt->raw->start; |
031918df51c0
QUIC: added anti-amplification limit.
Vladimir Homutov <vl@nginx.com>
parents:
7994
diff
changeset
|
710 |
7990 | 711 qc->pto.log = c->log; |
712 qc->pto.data = c; | |
713 qc->pto.handler = ngx_quic_pto_handler; | |
714 qc->pto.cancelable = 1; | |
7774
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
715 |
7775 | 716 qc->push.log = c->log; |
717 qc->push.data = c; | |
718 qc->push.handler = ngx_quic_push_handler; | |
719 qc->push.cancelable = 1; | |
720 | |
7691 | 721 qc->ssl = ssl; |
7999
0d2b2664b41c
QUIC: added "quic" listen parameter.
Roman Arutyunyan <arut@nginx.com>
parents:
7998
diff
changeset
|
722 qc->conf = conf; |
0d2b2664b41c
QUIC: added "quic" listen parameter.
Roman Arutyunyan <arut@nginx.com>
parents:
7998
diff
changeset
|
723 qc->tp = conf->tp; |
7691 | 724 |
7731
d45325e90221
Limit output QUIC packets with client max_packet_size.
Roman Arutyunyan <arut@nginx.com>
parents:
7729
diff
changeset
|
725 ctp = &qc->ctp; |
7931
9fe7875ce4bb
QUIC: further limiting maximum QUIC packet size.
Vladimir Homutov <vl@nginx.com>
parents:
7930
diff
changeset
|
726 ctp->max_udp_payload_size = ngx_quic_max_udp_payload(c); |
7731
d45325e90221
Limit output QUIC packets with client max_packet_size.
Roman Arutyunyan <arut@nginx.com>
parents:
7729
diff
changeset
|
727 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:
7729
diff
changeset
|
728 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:
7729
diff
changeset
|
729 |
7842
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
730 qc->streams.recv_max_data = qc->tp.initial_max_data; |
7815
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
7814
diff
changeset
|
731 |
8014
c5324bb3a704
QUIC: limited the number of client-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8013
diff
changeset
|
732 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:
8013
diff
changeset
|
733 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:
8013
diff
changeset
|
734 |
7910
125cbfa77013
Renamed max_packet_size to max_udp_payload_size, from draft-28.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7908
diff
changeset
|
735 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:
7908
diff
changeset
|
736 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:
7908
diff
changeset
|
737 14720)); |
7841
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
738 qc->congestion.ssthresh = NGX_MAX_SIZE_T_VALUE; |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
739 qc->congestion.recovery_start = ngx_current_msec; |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
740 |
8099
b4ef79ef1c23
QUIC: refined the "c->quic->initialized" flag usage.
Vladimir Homutov <vl@nginx.com>
parents:
8098
diff
changeset
|
741 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:
8098
diff
changeset
|
742 return NULL; |
7691 | 743 } |
7845 | 744 |
7916
c206233d9c29
Fixed transport parameters on a new connection with a valid token.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7912
diff
changeset
|
745 #if (NGX_QUIC_DRAFT_VERSION >= 28) |
8099
b4ef79ef1c23
QUIC: refined the "c->quic->initialized" flag usage.
Vladimir Homutov <vl@nginx.com>
parents:
8098
diff
changeset
|
746 qc->tp.original_dcid = qc->odcid; |
7916
c206233d9c29
Fixed transport parameters on a new connection with a valid token.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7912
diff
changeset
|
747 #endif |
8099
b4ef79ef1c23
QUIC: refined the "c->quic->initialized" flag usage.
Vladimir Homutov <vl@nginx.com>
parents:
8098
diff
changeset
|
748 qc->tp.initial_scid = qc->dcid; |
7912
6633f17044eb
QUIC draft-28 transport parameters support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7910
diff
changeset
|
749 |
7691 | 750 qc->scid.len = pkt->scid.len; |
751 qc->scid.data = ngx_pnalloc(c->pool, qc->scid.len); | |
752 if (qc->scid.data == NULL) { | |
8099
b4ef79ef1c23
QUIC: refined the "c->quic->initialized" flag usage.
Vladimir Homutov <vl@nginx.com>
parents:
8098
diff
changeset
|
753 return NULL; |
7691 | 754 } |
755 ngx_memcpy(qc->scid.data, pkt->scid.data, qc->scid.len); | |
7665
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
7664
diff
changeset
|
756 |
8099
b4ef79ef1c23
QUIC: refined the "c->quic->initialized" flag usage.
Vladimir Homutov <vl@nginx.com>
parents:
8098
diff
changeset
|
757 cid = ngx_quic_alloc_connection_id(c, qc); |
8076
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8074
diff
changeset
|
758 if (cid == NULL) { |
8099
b4ef79ef1c23
QUIC: refined the "c->quic->initialized" flag usage.
Vladimir Homutov <vl@nginx.com>
parents:
8098
diff
changeset
|
759 return NULL; |
8076
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8074
diff
changeset
|
760 } |
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8074
diff
changeset
|
761 |
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8074
diff
changeset
|
762 cid->seqnum = 0; |
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8074
diff
changeset
|
763 cid->len = pkt->scid.len; |
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8074
diff
changeset
|
764 ngx_memcpy(cid->id, pkt->scid.data, pkt->scid.len); |
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8074
diff
changeset
|
765 |
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8074
diff
changeset
|
766 ngx_queue_insert_tail(&qc->client_ids, &cid->queue); |
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8074
diff
changeset
|
767 qc->nclient_ids++; |
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8074
diff
changeset
|
768 qc->curr_seqnum = 0; |
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8074
diff
changeset
|
769 |
8099
b4ef79ef1c23
QUIC: refined the "c->quic->initialized" flag usage.
Vladimir Homutov <vl@nginx.com>
parents:
8098
diff
changeset
|
770 return qc; |
7665
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
7664
diff
changeset
|
771 } |
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
7664
diff
changeset
|
772 |
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
7664
diff
changeset
|
773 |
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
7664
diff
changeset
|
774 static ngx_int_t |
8100
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8099
diff
changeset
|
775 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:
8099
diff
changeset
|
776 ngx_quic_header_t *pkt) |
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8099
diff
changeset
|
777 { |
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8099
diff
changeset
|
778 u_char *token; |
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8099
diff
changeset
|
779 size_t len, max; |
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8099
diff
changeset
|
780 uint16_t rndbytes; |
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8099
diff
changeset
|
781 u_char buf[NGX_QUIC_MAX_SR_PACKET]; |
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8099
diff
changeset
|
782 |
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8099
diff
changeset
|
783 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, c->log, 0, |
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8099
diff
changeset
|
784 "quic handle stateless reset output"); |
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8099
diff
changeset
|
785 |
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8099
diff
changeset
|
786 if (conf->sr_token_key.len == 0) { |
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8099
diff
changeset
|
787 return NGX_DECLINED; |
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8099
diff
changeset
|
788 } |
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8099
diff
changeset
|
789 |
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8099
diff
changeset
|
790 if (pkt->len <= NGX_QUIC_MIN_PKT_LEN) { |
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8099
diff
changeset
|
791 return NGX_DECLINED; |
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8099
diff
changeset
|
792 } |
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8099
diff
changeset
|
793 |
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8099
diff
changeset
|
794 if (pkt->len <= NGX_QUIC_MIN_SR_PACKET) { |
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8099
diff
changeset
|
795 len = pkt->len - 1; |
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8099
diff
changeset
|
796 |
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8099
diff
changeset
|
797 } else { |
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8099
diff
changeset
|
798 max = ngx_min(NGX_QUIC_MAX_SR_PACKET, pkt->len * 3); |
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8099
diff
changeset
|
799 |
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8099
diff
changeset
|
800 if (RAND_bytes((u_char *) &rndbytes, sizeof(rndbytes)) != 1) { |
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8099
diff
changeset
|
801 return NGX_ERROR; |
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8099
diff
changeset
|
802 } |
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8099
diff
changeset
|
803 |
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8099
diff
changeset
|
804 len = (rndbytes % (max - NGX_QUIC_MIN_SR_PACKET + 1)) |
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8099
diff
changeset
|
805 + NGX_QUIC_MIN_SR_PACKET; |
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8099
diff
changeset
|
806 } |
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8099
diff
changeset
|
807 |
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8099
diff
changeset
|
808 if (RAND_bytes(buf, len - NGX_QUIC_SR_TOKEN_LEN) != 1) { |
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8099
diff
changeset
|
809 return NGX_ERROR; |
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8099
diff
changeset
|
810 } |
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8099
diff
changeset
|
811 |
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8099
diff
changeset
|
812 buf[0] &= ~NGX_QUIC_PKT_LONG; |
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8099
diff
changeset
|
813 buf[0] |= NGX_QUIC_PKT_FIXED_BIT; |
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8099
diff
changeset
|
814 |
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8099
diff
changeset
|
815 token = &buf[len - NGX_QUIC_SR_TOKEN_LEN]; |
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8099
diff
changeset
|
816 |
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8099
diff
changeset
|
817 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:
8099
diff
changeset
|
818 != NGX_OK) |
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8099
diff
changeset
|
819 { |
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8099
diff
changeset
|
820 return NGX_ERROR; |
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8099
diff
changeset
|
821 } |
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8099
diff
changeset
|
822 |
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8099
diff
changeset
|
823 (void) c->send(c, buf, len); |
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8099
diff
changeset
|
824 |
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8099
diff
changeset
|
825 return NGX_DECLINED; |
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8099
diff
changeset
|
826 } |
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8099
diff
changeset
|
827 |
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8099
diff
changeset
|
828 |
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8099
diff
changeset
|
829 static ngx_int_t |
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8099
diff
changeset
|
830 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:
8099
diff
changeset
|
831 { |
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8099
diff
changeset
|
832 u_char *tail, ch; |
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8099
diff
changeset
|
833 ngx_uint_t i; |
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8099
diff
changeset
|
834 ngx_queue_t *q; |
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8099
diff
changeset
|
835 ngx_quic_client_id_t *cid; |
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8099
diff
changeset
|
836 ngx_quic_connection_t *qc; |
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8099
diff
changeset
|
837 |
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8099
diff
changeset
|
838 qc = c->quic; |
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8099
diff
changeset
|
839 |
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8099
diff
changeset
|
840 /* A stateless reset uses an entire UDP datagram */ |
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8099
diff
changeset
|
841 if (pkt->raw->start != pkt->data) { |
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8099
diff
changeset
|
842 return NGX_DECLINED; |
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8099
diff
changeset
|
843 } |
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8099
diff
changeset
|
844 |
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8099
diff
changeset
|
845 tail = pkt->raw->last - NGX_QUIC_SR_TOKEN_LEN; |
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8099
diff
changeset
|
846 |
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8099
diff
changeset
|
847 for (q = ngx_queue_head(&qc->client_ids); |
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8099
diff
changeset
|
848 q != ngx_queue_sentinel(&qc->client_ids); |
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8099
diff
changeset
|
849 q = ngx_queue_next(q)) |
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8099
diff
changeset
|
850 { |
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8099
diff
changeset
|
851 cid = ngx_queue_data(q, ngx_quic_client_id_t, queue); |
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8099
diff
changeset
|
852 |
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8099
diff
changeset
|
853 if (cid->seqnum == 0) { |
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8099
diff
changeset
|
854 /* no stateless reset token in initial connection id */ |
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8099
diff
changeset
|
855 continue; |
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8099
diff
changeset
|
856 } |
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8099
diff
changeset
|
857 |
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8099
diff
changeset
|
858 /* constant time comparison */ |
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8099
diff
changeset
|
859 |
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8099
diff
changeset
|
860 for (ch = 0, i = 0; i < NGX_QUIC_SR_TOKEN_LEN; i++) { |
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8099
diff
changeset
|
861 ch |= tail[i] ^ cid->sr_token[i]; |
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8099
diff
changeset
|
862 } |
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8099
diff
changeset
|
863 |
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8099
diff
changeset
|
864 if (ch == 0) { |
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8099
diff
changeset
|
865 return NGX_OK; |
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8099
diff
changeset
|
866 } |
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8099
diff
changeset
|
867 } |
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8099
diff
changeset
|
868 |
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8099
diff
changeset
|
869 return NGX_DECLINED; |
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8099
diff
changeset
|
870 } |
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8099
diff
changeset
|
871 |
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8099
diff
changeset
|
872 |
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8099
diff
changeset
|
873 static ngx_int_t |
8060
fc89d02bdca2
QUIC: added version negotiation support.
Vladimir Homutov <vl@nginx.com>
parents:
8057
diff
changeset
|
874 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:
8057
diff
changeset
|
875 { |
fc89d02bdca2
QUIC: added version negotiation support.
Vladimir Homutov <vl@nginx.com>
parents:
8057
diff
changeset
|
876 size_t len; |
fc89d02bdca2
QUIC: added version negotiation support.
Vladimir Homutov <vl@nginx.com>
parents:
8057
diff
changeset
|
877 ngx_quic_header_t pkt; |
fc89d02bdca2
QUIC: added version negotiation support.
Vladimir Homutov <vl@nginx.com>
parents:
8057
diff
changeset
|
878 |
fc89d02bdca2
QUIC: added version negotiation support.
Vladimir Homutov <vl@nginx.com>
parents:
8057
diff
changeset
|
879 /* buffer size is calculated assuming a single supported version */ |
fc89d02bdca2
QUIC: added version negotiation support.
Vladimir Homutov <vl@nginx.com>
parents:
8057
diff
changeset
|
880 static u_char buf[NGX_QUIC_MAX_LONG_HEADER + sizeof(uint32_t)]; |
fc89d02bdca2
QUIC: added version negotiation support.
Vladimir Homutov <vl@nginx.com>
parents:
8057
diff
changeset
|
881 |
fc89d02bdca2
QUIC: added version negotiation support.
Vladimir Homutov <vl@nginx.com>
parents:
8057
diff
changeset
|
882 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, c->log, 0, |
fc89d02bdca2
QUIC: added version negotiation support.
Vladimir Homutov <vl@nginx.com>
parents:
8057
diff
changeset
|
883 "sending version negotiation packet"); |
fc89d02bdca2
QUIC: added version negotiation support.
Vladimir Homutov <vl@nginx.com>
parents:
8057
diff
changeset
|
884 |
fc89d02bdca2
QUIC: added version negotiation support.
Vladimir Homutov <vl@nginx.com>
parents:
8057
diff
changeset
|
885 pkt.log = c->log; |
fc89d02bdca2
QUIC: added version negotiation support.
Vladimir Homutov <vl@nginx.com>
parents:
8057
diff
changeset
|
886 pkt.flags = NGX_QUIC_PKT_LONG | NGX_QUIC_PKT_FIXED_BIT; |
fc89d02bdca2
QUIC: added version negotiation support.
Vladimir Homutov <vl@nginx.com>
parents:
8057
diff
changeset
|
887 pkt.dcid = inpkt->scid; |
fc89d02bdca2
QUIC: added version negotiation support.
Vladimir Homutov <vl@nginx.com>
parents:
8057
diff
changeset
|
888 pkt.scid = inpkt->dcid; |
fc89d02bdca2
QUIC: added version negotiation support.
Vladimir Homutov <vl@nginx.com>
parents:
8057
diff
changeset
|
889 |
fc89d02bdca2
QUIC: added version negotiation support.
Vladimir Homutov <vl@nginx.com>
parents:
8057
diff
changeset
|
890 len = ngx_quic_create_version_negotiation(&pkt, buf); |
fc89d02bdca2
QUIC: added version negotiation support.
Vladimir Homutov <vl@nginx.com>
parents:
8057
diff
changeset
|
891 |
fc89d02bdca2
QUIC: added version negotiation support.
Vladimir Homutov <vl@nginx.com>
parents:
8057
diff
changeset
|
892 #ifdef NGX_QUIC_DEBUG_PACKETS |
fc89d02bdca2
QUIC: added version negotiation support.
Vladimir Homutov <vl@nginx.com>
parents:
8057
diff
changeset
|
893 ngx_quic_hexdump(c->log, "quic vnego packet to send", buf, len); |
fc89d02bdca2
QUIC: added version negotiation support.
Vladimir Homutov <vl@nginx.com>
parents:
8057
diff
changeset
|
894 #endif |
fc89d02bdca2
QUIC: added version negotiation support.
Vladimir Homutov <vl@nginx.com>
parents:
8057
diff
changeset
|
895 |
fc89d02bdca2
QUIC: added version negotiation support.
Vladimir Homutov <vl@nginx.com>
parents:
8057
diff
changeset
|
896 (void) c->send(c, buf, len); |
fc89d02bdca2
QUIC: added version negotiation support.
Vladimir Homutov <vl@nginx.com>
parents:
8057
diff
changeset
|
897 |
fc89d02bdca2
QUIC: added version negotiation support.
Vladimir Homutov <vl@nginx.com>
parents:
8057
diff
changeset
|
898 return NGX_ERROR; |
fc89d02bdca2
QUIC: added version negotiation support.
Vladimir Homutov <vl@nginx.com>
parents:
8057
diff
changeset
|
899 } |
fc89d02bdca2
QUIC: added version negotiation support.
Vladimir Homutov <vl@nginx.com>
parents:
8057
diff
changeset
|
900 |
fc89d02bdca2
QUIC: added version negotiation support.
Vladimir Homutov <vl@nginx.com>
parents:
8057
diff
changeset
|
901 |
fc89d02bdca2
QUIC: added version negotiation support.
Vladimir Homutov <vl@nginx.com>
parents:
8057
diff
changeset
|
902 static ngx_int_t |
8099
b4ef79ef1c23
QUIC: refined the "c->quic->initialized" flag usage.
Vladimir Homutov <vl@nginx.com>
parents:
8098
diff
changeset
|
903 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:
8098
diff
changeset
|
904 ngx_str_t *odcid) |
7845 | 905 { |
8095
2727d402e5a5
QUIC: switched to using fixed-length server connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8094
diff
changeset
|
906 qc->dcid.len = NGX_QUIC_SERVER_CID_LEN; |
2727d402e5a5
QUIC: switched to using fixed-length server connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8094
diff
changeset
|
907 qc->dcid.data = ngx_pnalloc(c->pool, NGX_QUIC_SERVER_CID_LEN); |
7859
b7704303a7e5
Server CID change refactored.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7858
diff
changeset
|
908 if (qc->dcid.data == NULL) { |
b7704303a7e5
Server CID change refactored.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7858
diff
changeset
|
909 return NGX_ERROR; |
b7704303a7e5
Server CID change refactored.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7858
diff
changeset
|
910 } |
b7704303a7e5
Server CID change refactored.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7858
diff
changeset
|
911 |
8095
2727d402e5a5
QUIC: switched to using fixed-length server connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8094
diff
changeset
|
912 if (RAND_bytes(qc->dcid.data, NGX_QUIC_SERVER_CID_LEN) != 1) { |
7845 | 913 return NGX_ERROR; |
914 } | |
915 | |
7859
b7704303a7e5
Server CID change refactored.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7858
diff
changeset
|
916 #ifdef NGX_QUIC_DEBUG_PACKETS |
b7704303a7e5
Server CID change refactored.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7858
diff
changeset
|
917 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:
7858
diff
changeset
|
918 #endif |
b7704303a7e5
Server CID change refactored.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7858
diff
changeset
|
919 |
b7704303a7e5
Server CID change refactored.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7858
diff
changeset
|
920 qc->odcid.len = odcid->len; |
b7704303a7e5
Server CID change refactored.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7858
diff
changeset
|
921 qc->odcid.data = ngx_pstrdup(c->pool, odcid); |
b7704303a7e5
Server CID change refactored.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7858
diff
changeset
|
922 if (qc->odcid.data == NULL) { |
7845 | 923 return NGX_ERROR; |
924 } | |
925 | |
926 return NGX_OK; | |
927 } | |
928 | |
929 | |
930 static ngx_int_t | |
8098
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8097
diff
changeset
|
931 ngx_quic_send_retry(ngx_connection_t *c) |
7860
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
932 { |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
933 ssize_t len; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
934 ngx_str_t res, token; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
935 ngx_quic_header_t pkt; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
936 u_char buf[NGX_QUIC_RETRY_BUFFER_SIZE]; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
937 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
938 if (ngx_quic_new_token(c, &token) != NGX_OK) { |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
939 return NGX_ERROR; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
940 } |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
941 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
942 ngx_memzero(&pkt, sizeof(ngx_quic_header_t)); |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
943 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:
7859
diff
changeset
|
944 pkt.log = c->log; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
945 pkt.odcid = c->quic->odcid; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
946 pkt.dcid = c->quic->scid; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
947 pkt.scid = c->quic->dcid; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
948 pkt.token = token; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
949 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
950 res.data = buf; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
951 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
952 if (ngx_quic_encrypt(&pkt, NULL, &res) != NGX_OK) { |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
953 return NGX_ERROR; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
954 } |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
955 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
956 #ifdef NGX_QUIC_DEBUG_PACKETS |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
957 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:
7859
diff
changeset
|
958 #endif |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
959 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
960 len = c->send(c, res.data, res.len); |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
961 if (len == NGX_ERROR || (size_t) len != res.len) { |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
962 return NGX_ERROR; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
963 } |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
964 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
965 c->quic->token = token; |
7916
c206233d9c29
Fixed transport parameters on a new connection with a valid token.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7912
diff
changeset
|
966 #if (NGX_QUIC_DRAFT_VERSION < 28) |
c206233d9c29
Fixed transport parameters on a new connection with a valid token.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7912
diff
changeset
|
967 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:
7912
diff
changeset
|
968 #endif |
7912
6633f17044eb
QUIC draft-28 transport parameters support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7910
diff
changeset
|
969 c->quic->tp.retry_scid = c->quic->dcid; |
7860
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
970 c->quic->in_retry = 1; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
971 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
972 return NGX_OK; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
973 } |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
974 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
975 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
976 static ngx_int_t |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
977 ngx_quic_new_token(ngx_connection_t *c, ngx_str_t *token) |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
978 { |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
979 int len, iv_len; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
980 u_char *data, *p, *key, *iv; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
981 ngx_msec_t now; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
982 EVP_CIPHER_CTX *ctx; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
983 const EVP_CIPHER *cipher; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
984 struct sockaddr_in *sin; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
985 #if (NGX_HAVE_INET6) |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
986 struct sockaddr_in6 *sin6; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
987 #endif |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
988 u_char in[NGX_QUIC_MAX_TOKEN_SIZE]; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
989 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
990 switch (c->sockaddr->sa_family) { |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
991 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
992 #if (NGX_HAVE_INET6) |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
993 case AF_INET6: |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
994 sin6 = (struct sockaddr_in6 *) c->sockaddr; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
995 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
996 len = sizeof(struct in6_addr); |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
997 data = sin6->sin6_addr.s6_addr; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
998 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
999 break; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1000 #endif |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1001 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1002 #if (NGX_HAVE_UNIX_DOMAIN) |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1003 case AF_UNIX: |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1004 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1005 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:
7859
diff
changeset
|
1006 data = c->addr_text.data; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1007 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1008 break; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1009 #endif |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1010 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1011 default: /* AF_INET */ |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1012 sin = (struct sockaddr_in *) c->sockaddr; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1013 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1014 len = sizeof(in_addr_t); |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1015 data = (u_char *) &sin->sin_addr; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1016 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1017 break; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1018 } |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1019 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1020 p = ngx_cpymem(in, data, len); |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1021 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1022 now = ngx_current_msec; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1023 len += sizeof(now); |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1024 ngx_memcpy(p, &now, sizeof(now)); |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1025 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1026 cipher = EVP_aes_256_cbc(); |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1027 iv_len = EVP_CIPHER_iv_length(cipher); |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1028 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1029 token->len = iv_len + len + EVP_CIPHER_block_size(cipher); |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1030 token->data = ngx_pnalloc(c->pool, token->len); |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1031 if (token->data == NULL) { |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1032 return NGX_ERROR; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1033 } |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1034 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1035 ctx = EVP_CIPHER_CTX_new(); |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1036 if (ctx == NULL) { |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1037 return NGX_ERROR; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1038 } |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1039 |
7999
0d2b2664b41c
QUIC: added "quic" listen parameter.
Roman Arutyunyan <arut@nginx.com>
parents:
7998
diff
changeset
|
1040 key = c->quic->conf->token_key; |
7860
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1041 iv = token->data; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1042 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1043 if (RAND_bytes(iv, iv_len) <= 0 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1044 || !EVP_EncryptInit_ex(ctx, cipher, NULL, key, iv)) |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1045 { |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1046 EVP_CIPHER_CTX_free(ctx); |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1047 return NGX_ERROR; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1048 } |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1049 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1050 token->len = iv_len; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1051 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1052 if (EVP_EncryptUpdate(ctx, token->data + token->len, &len, in, len) != 1) { |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1053 EVP_CIPHER_CTX_free(ctx); |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1054 return NGX_ERROR; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1055 } |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1056 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1057 token->len += len; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1058 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1059 if (EVP_EncryptFinal_ex(ctx, token->data + token->len, &len) <= 0) { |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1060 EVP_CIPHER_CTX_free(ctx); |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1061 return NGX_ERROR; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1062 } |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1063 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1064 token->len += len; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1065 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1066 EVP_CIPHER_CTX_free(ctx); |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1067 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1068 #ifdef NGX_QUIC_DEBUG_PACKETS |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1069 ngx_quic_hexdump(c->log, "quic new token", token->data, token->len); |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1070 #endif |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1071 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1072 return NGX_OK; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1073 } |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1074 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1075 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1076 static ngx_int_t |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1077 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:
7859
diff
changeset
|
1078 { |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1079 int len, tlen, iv_len; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1080 u_char *key, *iv, *p, *data; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1081 ngx_msec_t msec; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1082 EVP_CIPHER_CTX *ctx; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1083 const EVP_CIPHER *cipher; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1084 struct sockaddr_in *sin; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1085 #if (NGX_HAVE_INET6) |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1086 struct sockaddr_in6 *sin6; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1087 #endif |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1088 ngx_quic_connection_t *qc; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1089 u_char tdec[NGX_QUIC_MAX_TOKEN_SIZE]; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1090 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1091 qc = c->quic; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1092 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1093 /* Retry token */ |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1094 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1095 if (qc->token.len) { |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1096 if (pkt->token.len != qc->token.len) { |
7876
ffd362e87eb2
Added more context to CONNECTION CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
7875
diff
changeset
|
1097 goto bad_token; |
7860
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1098 } |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1099 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1100 if (ngx_memcmp(pkt->token.data, qc->token.data, pkt->token.len) != 0) { |
7876
ffd362e87eb2
Added more context to CONNECTION CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
7875
diff
changeset
|
1101 goto bad_token; |
7860
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1102 } |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1103 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1104 return NGX_OK; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1105 } |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1106 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1107 /* NEW_TOKEN in a previous connection */ |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1108 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1109 cipher = EVP_aes_256_cbc(); |
7999
0d2b2664b41c
QUIC: added "quic" listen parameter.
Roman Arutyunyan <arut@nginx.com>
parents:
7998
diff
changeset
|
1110 key = c->quic->conf->token_key; |
7860
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1111 iv = pkt->token.data; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1112 iv_len = EVP_CIPHER_iv_length(cipher); |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1113 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1114 /* sanity checks */ |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1115 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1116 if (pkt->token.len < (size_t) iv_len + EVP_CIPHER_block_size(cipher)) { |
7876
ffd362e87eb2
Added more context to CONNECTION CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
7875
diff
changeset
|
1117 goto bad_token; |
7860
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1118 } |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1119 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1120 if (pkt->token.len > (size_t) iv_len + NGX_QUIC_MAX_TOKEN_SIZE) { |
7876
ffd362e87eb2
Added more context to CONNECTION CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
7875
diff
changeset
|
1121 goto bad_token; |
7860
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1122 } |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1123 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1124 ctx = EVP_CIPHER_CTX_new(); |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1125 if (ctx == NULL) { |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1126 return NGX_ERROR; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1127 } |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1128 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1129 if (!EVP_DecryptInit_ex(ctx, cipher, NULL, key, iv)) { |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1130 EVP_CIPHER_CTX_free(ctx); |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1131 return NGX_ERROR; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1132 } |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1133 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1134 p = pkt->token.data + iv_len; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1135 len = pkt->token.len - iv_len; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1136 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1137 if (EVP_DecryptUpdate(ctx, tdec, &len, p, len) != 1) { |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1138 EVP_CIPHER_CTX_free(ctx); |
7876
ffd362e87eb2
Added more context to CONNECTION CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
7875
diff
changeset
|
1139 goto bad_token; |
7860
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1140 } |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1141 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1142 if (EVP_DecryptFinal_ex(ctx, tdec + len, &tlen) <= 0) { |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1143 EVP_CIPHER_CTX_free(ctx); |
7876
ffd362e87eb2
Added more context to CONNECTION CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
7875
diff
changeset
|
1144 goto bad_token; |
7860
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1145 } |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1146 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1147 EVP_CIPHER_CTX_free(ctx); |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1148 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1149 switch (c->sockaddr->sa_family) { |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1150 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1151 #if (NGX_HAVE_INET6) |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1152 case AF_INET6: |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1153 sin6 = (struct sockaddr_in6 *) c->sockaddr; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1154 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1155 len = sizeof(struct in6_addr); |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1156 data = sin6->sin6_addr.s6_addr; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1157 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1158 break; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1159 #endif |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1160 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1161 #if (NGX_HAVE_UNIX_DOMAIN) |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1162 case AF_UNIX: |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1163 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1164 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:
7859
diff
changeset
|
1165 data = c->addr_text.data; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1166 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1167 break; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1168 #endif |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1169 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1170 default: /* AF_INET */ |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1171 sin = (struct sockaddr_in *) c->sockaddr; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1172 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1173 len = sizeof(in_addr_t); |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1174 data = (u_char *) &sin->sin_addr; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1175 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1176 break; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1177 } |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1178 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1179 if (ngx_memcmp(tdec, data, len) != 0) { |
7876
ffd362e87eb2
Added more context to CONNECTION CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
7875
diff
changeset
|
1180 goto bad_token; |
7860
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1181 } |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1182 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1183 ngx_memcpy(&msec, tdec + len, sizeof(msec)); |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1184 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1185 if (ngx_current_msec - msec > NGX_QUIC_RETRY_LIFETIME) { |
8098
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8097
diff
changeset
|
1186 ngx_log_error(NGX_LOG_INFO, c->log, 0, "quic expired token"); |
7860
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1187 return NGX_DECLINED; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1188 } |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1189 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1190 return NGX_OK; |
7876
ffd362e87eb2
Added more context to CONNECTION CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
7875
diff
changeset
|
1191 |
ffd362e87eb2
Added more context to CONNECTION CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
7875
diff
changeset
|
1192 bad_token: |
ffd362e87eb2
Added more context to CONNECTION CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
7875
diff
changeset
|
1193 |
8098
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8097
diff
changeset
|
1194 ngx_log_error(NGX_LOG_INFO, c->log, 0, "quic invalid token"); |
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8097
diff
changeset
|
1195 |
7876
ffd362e87eb2
Added more context to CONNECTION CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
7875
diff
changeset
|
1196 qc->error = NGX_QUIC_ERR_INVALID_TOKEN; |
ffd362e87eb2
Added more context to CONNECTION CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
7875
diff
changeset
|
1197 qc->error_reason = "invalid_token"; |
ffd362e87eb2
Added more context to CONNECTION CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
7875
diff
changeset
|
1198 |
ffd362e87eb2
Added more context to CONNECTION CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
7875
diff
changeset
|
1199 return NGX_ERROR; |
7860
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1200 } |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1201 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1202 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1203 static ngx_int_t |
7687
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
7686
diff
changeset
|
1204 ngx_quic_init_connection(ngx_connection_t *c) |
7665
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
7664
diff
changeset
|
1205 { |
7713
e9891e8ee975
Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
7712
diff
changeset
|
1206 u_char *p; |
7917
90b02ff6b003
Compatibility with BoringSSL master branch.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7916
diff
changeset
|
1207 size_t clen; |
7713
e9891e8ee975
Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
7712
diff
changeset
|
1208 ssize_t len; |
7665
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
7664
diff
changeset
|
1209 ngx_ssl_conn_t *ssl_conn; |
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
7664
diff
changeset
|
1210 ngx_quic_connection_t *qc; |
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
7664
diff
changeset
|
1211 |
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
7664
diff
changeset
|
1212 qc = c->quic; |
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
7664
diff
changeset
|
1213 |
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
7664
diff
changeset
|
1214 if (ngx_ssl_create_connection(qc->ssl, c, NGX_SSL_BUFFER) != NGX_OK) { |
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
7664
diff
changeset
|
1215 return NGX_ERROR; |
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
7664
diff
changeset
|
1216 } |
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
7664
diff
changeset
|
1217 |
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
7664
diff
changeset
|
1218 ssl_conn = c->ssl->connection; |
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
7664
diff
changeset
|
1219 |
7698
253cf267f95a
Moved setting QUIC methods to runtime.
Roman Arutyunyan <arut@nginx.com>
parents:
7697
diff
changeset
|
1220 if (SSL_set_quic_method(ssl_conn, &quic_method) == 0) { |
253cf267f95a
Moved setting QUIC methods to runtime.
Roman Arutyunyan <arut@nginx.com>
parents:
7697
diff
changeset
|
1221 ngx_log_error(NGX_LOG_INFO, c->log, 0, |
7838 | 1222 "quic SSL_set_quic_method() failed"); |
7698
253cf267f95a
Moved setting QUIC methods to runtime.
Roman Arutyunyan <arut@nginx.com>
parents:
7697
diff
changeset
|
1223 return NGX_ERROR; |
253cf267f95a
Moved setting QUIC methods to runtime.
Roman Arutyunyan <arut@nginx.com>
parents:
7697
diff
changeset
|
1224 } |
253cf267f95a
Moved setting QUIC methods to runtime.
Roman Arutyunyan <arut@nginx.com>
parents:
7697
diff
changeset
|
1225 |
7770
90f94413177e
TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7769
diff
changeset
|
1226 #ifdef SSL_READ_EARLY_DATA_SUCCESS |
90f94413177e
TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7769
diff
changeset
|
1227 if (SSL_CTX_get_max_early_data(qc->ssl->ctx)) { |
90f94413177e
TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7769
diff
changeset
|
1228 SSL_set_quic_early_data_enabled(ssl_conn, 1); |
90f94413177e
TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7769
diff
changeset
|
1229 } |
90f94413177e
TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7769
diff
changeset
|
1230 #endif |
90f94413177e
TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7769
diff
changeset
|
1231 |
8100
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8099
diff
changeset
|
1232 if (qc->conf->sr_token_key.len) { |
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8099
diff
changeset
|
1233 qc->tp.sr_enabled = 1; |
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8099
diff
changeset
|
1234 |
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8099
diff
changeset
|
1235 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:
8099
diff
changeset
|
1236 qc->tp.sr_token) |
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8099
diff
changeset
|
1237 != NGX_OK) |
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8099
diff
changeset
|
1238 { |
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8099
diff
changeset
|
1239 return NGX_ERROR; |
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8099
diff
changeset
|
1240 } |
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8099
diff
changeset
|
1241 |
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8099
diff
changeset
|
1242 ngx_quic_hexdump(c->log, "quic stateless reset token", |
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8099
diff
changeset
|
1243 qc->tp.sr_token, NGX_QUIC_SR_TOKEN_LEN); |
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8099
diff
changeset
|
1244 } |
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8099
diff
changeset
|
1245 |
7917
90b02ff6b003
Compatibility with BoringSSL master branch.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7916
diff
changeset
|
1246 len = ngx_quic_create_transport_params(NULL, NULL, &qc->tp, &clen); |
7713
e9891e8ee975
Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
7712
diff
changeset
|
1247 /* always succeeds */ |
e9891e8ee975
Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
7712
diff
changeset
|
1248 |
e9891e8ee975
Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
7712
diff
changeset
|
1249 p = ngx_pnalloc(c->pool, len); |
e9891e8ee975
Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
7712
diff
changeset
|
1250 if (p == NULL) { |
e9891e8ee975
Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
7712
diff
changeset
|
1251 return NGX_ERROR; |
e9891e8ee975
Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
7712
diff
changeset
|
1252 } |
e9891e8ee975
Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
7712
diff
changeset
|
1253 |
7917
90b02ff6b003
Compatibility with BoringSSL master branch.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7916
diff
changeset
|
1254 len = ngx_quic_create_transport_params(p, p + len, &qc->tp, NULL); |
7713
e9891e8ee975
Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
7712
diff
changeset
|
1255 if (len < 0) { |
e9891e8ee975
Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
7712
diff
changeset
|
1256 return NGX_ERROR; |
e9891e8ee975
Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
7712
diff
changeset
|
1257 } |
e9891e8ee975
Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
7712
diff
changeset
|
1258 |
7836 | 1259 #ifdef NGX_QUIC_DEBUG_PACKETS |
7837
f175006124d0
Cleaned up hexdumps in debug output.
Vladimir Homutov <vl@nginx.com>
parents:
7836
diff
changeset
|
1260 ngx_quic_hexdump(c->log, "quic transport parameters", p, len); |
7836 | 1261 #endif |
1262 | |
7713
e9891e8ee975
Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
7712
diff
changeset
|
1263 if (SSL_set_quic_transport_params(ssl_conn, p, len) == 0) { |
7665
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
7664
diff
changeset
|
1264 ngx_log_error(NGX_LOG_INFO, c->log, 0, |
7838 | 1265 "quic SSL_set_quic_transport_params() failed"); |
7665
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
7664
diff
changeset
|
1266 return NGX_ERROR; |
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
7664
diff
changeset
|
1267 } |
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
7664
diff
changeset
|
1268 |
7917
90b02ff6b003
Compatibility with BoringSSL master branch.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7916
diff
changeset
|
1269 #if NGX_OPENSSL_QUIC_ZRTT_CTX |
90b02ff6b003
Compatibility with BoringSSL master branch.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7916
diff
changeset
|
1270 if (SSL_set_quic_early_data_context(ssl_conn, p, clen) == 0) { |
90b02ff6b003
Compatibility with BoringSSL master branch.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7916
diff
changeset
|
1271 ngx_log_error(NGX_LOG_INFO, c->log, 0, |
90b02ff6b003
Compatibility with BoringSSL master branch.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7916
diff
changeset
|
1272 "quic SSL_set_quic_early_data_context() failed"); |
90b02ff6b003
Compatibility with BoringSSL master branch.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7916
diff
changeset
|
1273 return NGX_ERROR; |
90b02ff6b003
Compatibility with BoringSSL master branch.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7916
diff
changeset
|
1274 } |
90b02ff6b003
Compatibility with BoringSSL master branch.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7916
diff
changeset
|
1275 #endif |
90b02ff6b003
Compatibility with BoringSSL master branch.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7916
diff
changeset
|
1276 |
7665
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
7664
diff
changeset
|
1277 return NGX_OK; |
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
7664
diff
changeset
|
1278 } |
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
7664
diff
changeset
|
1279 |
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
7664
diff
changeset
|
1280 |
7931
9fe7875ce4bb
QUIC: further limiting maximum QUIC packet size.
Vladimir Homutov <vl@nginx.com>
parents:
7930
diff
changeset
|
1281 static ngx_inline size_t |
9fe7875ce4bb
QUIC: further limiting maximum QUIC packet size.
Vladimir Homutov <vl@nginx.com>
parents:
7930
diff
changeset
|
1282 ngx_quic_max_udp_payload(ngx_connection_t *c) |
9fe7875ce4bb
QUIC: further limiting maximum QUIC packet size.
Vladimir Homutov <vl@nginx.com>
parents:
7930
diff
changeset
|
1283 { |
9fe7875ce4bb
QUIC: further limiting maximum QUIC packet size.
Vladimir Homutov <vl@nginx.com>
parents:
7930
diff
changeset
|
1284 /* TODO: path MTU discovery */ |
9fe7875ce4bb
QUIC: further limiting maximum QUIC packet size.
Vladimir Homutov <vl@nginx.com>
parents:
7930
diff
changeset
|
1285 |
9fe7875ce4bb
QUIC: further limiting maximum QUIC packet size.
Vladimir Homutov <vl@nginx.com>
parents:
7930
diff
changeset
|
1286 #if (NGX_HAVE_INET6) |
9fe7875ce4bb
QUIC: further limiting maximum QUIC packet size.
Vladimir Homutov <vl@nginx.com>
parents:
7930
diff
changeset
|
1287 if (c->sockaddr->sa_family == AF_INET6) { |
9fe7875ce4bb
QUIC: further limiting maximum QUIC packet size.
Vladimir Homutov <vl@nginx.com>
parents:
7930
diff
changeset
|
1288 return NGX_QUIC_MAX_UDP_PAYLOAD_OUT6; |
9fe7875ce4bb
QUIC: further limiting maximum QUIC packet size.
Vladimir Homutov <vl@nginx.com>
parents:
7930
diff
changeset
|
1289 } |
9fe7875ce4bb
QUIC: further limiting maximum QUIC packet size.
Vladimir Homutov <vl@nginx.com>
parents:
7930
diff
changeset
|
1290 #endif |
9fe7875ce4bb
QUIC: further limiting maximum QUIC packet size.
Vladimir Homutov <vl@nginx.com>
parents:
7930
diff
changeset
|
1291 |
9fe7875ce4bb
QUIC: further limiting maximum QUIC packet size.
Vladimir Homutov <vl@nginx.com>
parents:
7930
diff
changeset
|
1292 return NGX_QUIC_MAX_UDP_PAYLOAD_OUT; |
9fe7875ce4bb
QUIC: further limiting maximum QUIC packet size.
Vladimir Homutov <vl@nginx.com>
parents:
7930
diff
changeset
|
1293 } |
9fe7875ce4bb
QUIC: further limiting maximum QUIC packet size.
Vladimir Homutov <vl@nginx.com>
parents:
7930
diff
changeset
|
1294 |
9fe7875ce4bb
QUIC: further limiting maximum QUIC packet size.
Vladimir Homutov <vl@nginx.com>
parents:
7930
diff
changeset
|
1295 |
7691 | 1296 static void |
7729
1295b293d09a
Connection states code cleanup.
Vladimir Homutov <vl@nginx.com>
parents:
7726
diff
changeset
|
1297 ngx_quic_input_handler(ngx_event_t *rev) |
7677
6bc18966b8c1
Stream "connection" read/write methods.
Vladimir Homutov <vl@nginx.com>
parents:
7675
diff
changeset
|
1298 { |
7737
8e54a17dabee
Respect QUIC max_idle_timeout.
Roman Arutyunyan <arut@nginx.com>
parents:
7736
diff
changeset
|
1299 ssize_t n; |
8083
702f1d2581a4
QUIC: eliminated idle timeout restart for dropped packets.
Roman Arutyunyan <arut@nginx.com>
parents:
8079
diff
changeset
|
1300 ngx_int_t rc; |
7737
8e54a17dabee
Respect QUIC max_idle_timeout.
Roman Arutyunyan <arut@nginx.com>
parents:
7736
diff
changeset
|
1301 ngx_buf_t b; |
8e54a17dabee
Respect QUIC max_idle_timeout.
Roman Arutyunyan <arut@nginx.com>
parents:
7736
diff
changeset
|
1302 ngx_connection_t *c; |
8e54a17dabee
Respect QUIC max_idle_timeout.
Roman Arutyunyan <arut@nginx.com>
parents:
7736
diff
changeset
|
1303 ngx_quic_connection_t *qc; |
7910
125cbfa77013
Renamed max_packet_size to max_udp_payload_size, from draft-28.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7908
diff
changeset
|
1304 static u_char buf[NGX_QUIC_MAX_UDP_PAYLOAD_SIZE]; |
7677
6bc18966b8c1
Stream "connection" read/write methods.
Vladimir Homutov <vl@nginx.com>
parents:
7675
diff
changeset
|
1305 |
7871 | 1306 ngx_memzero(&b, sizeof(ngx_buf_t)); |
7691 | 1307 b.start = buf; |
7731
d45325e90221
Limit output QUIC packets with client max_packet_size.
Roman Arutyunyan <arut@nginx.com>
parents:
7729
diff
changeset
|
1308 b.end = buf + sizeof(buf); |
7691 | 1309 b.pos = b.last = b.start; |
7860
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1310 b.memory = 1; |
7677
6bc18966b8c1
Stream "connection" read/write methods.
Vladimir Homutov <vl@nginx.com>
parents:
7675
diff
changeset
|
1311 |
7691 | 1312 c = rev->data; |
7747
618a65de08b3
When closing a QUIC connection, wait for all streams to finish.
Roman Arutyunyan <arut@nginx.com>
parents:
7746
diff
changeset
|
1313 qc = c->quic; |
7677
6bc18966b8c1
Stream "connection" read/write methods.
Vladimir Homutov <vl@nginx.com>
parents:
7675
diff
changeset
|
1314 |
7729
1295b293d09a
Connection states code cleanup.
Vladimir Homutov <vl@nginx.com>
parents:
7726
diff
changeset
|
1315 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, rev->log, 0, "quic input handler"); |
7678
e3c0b19a3a8a
Implemented ngx_quic_stream_send_chain() method.
Roman Arutyunyan <arut@nginx.com>
parents:
7677
diff
changeset
|
1316 |
7691 | 1317 if (rev->timedout) { |
7838 | 1318 ngx_log_error(NGX_LOG_INFO, c->log, NGX_ETIMEDOUT, |
1319 "quic client timed out"); | |
7832
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
1320 ngx_quic_close_connection(c, NGX_DONE); |
7691 | 1321 return; |
7678
e3c0b19a3a8a
Implemented ngx_quic_stream_send_chain() method.
Roman Arutyunyan <arut@nginx.com>
parents:
7677
diff
changeset
|
1322 } |
e3c0b19a3a8a
Implemented ngx_quic_stream_send_chain() method.
Roman Arutyunyan <arut@nginx.com>
parents:
7677
diff
changeset
|
1323 |
7691 | 1324 if (c->close) { |
7937
b9bce2c4fe33
Close QUIC connection with NO_ERROR on c->close.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7934
diff
changeset
|
1325 qc->error_reason = "graceful shutdown"; |
b9bce2c4fe33
Close QUIC connection with NO_ERROR on c->close.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7934
diff
changeset
|
1326 ngx_quic_close_connection(c, NGX_OK); |
7691 | 1327 return; |
1328 } | |
7686
7ada2feeac18
Added processing of CONNECTION CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
7684
diff
changeset
|
1329 |
7691 | 1330 n = c->recv(c, b.start, b.end - b.start); |
7681 | 1331 |
7691 | 1332 if (n == NGX_AGAIN) { |
7832
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
1333 if (qc->closing) { |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
1334 ngx_quic_close_connection(c, NGX_OK); |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
1335 } |
7691 | 1336 return; |
7665
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
7664
diff
changeset
|
1337 } |
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
7664
diff
changeset
|
1338 |
7691 | 1339 if (n == NGX_ERROR) { |
1340 c->read->eof = 1; | |
7832
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
1341 ngx_quic_close_connection(c, NGX_ERROR); |
7691 | 1342 return; |
7665
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
7664
diff
changeset
|
1343 } |
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
7664
diff
changeset
|
1344 |
7691 | 1345 b.last += n; |
7995
031918df51c0
QUIC: added anti-amplification limit.
Vladimir Homutov <vl@nginx.com>
parents:
7994
diff
changeset
|
1346 qc->received += n; |
7665
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
7664
diff
changeset
|
1347 |
8098
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8097
diff
changeset
|
1348 rc = ngx_quic_input(c, &b, NULL, NULL); |
8083
702f1d2581a4
QUIC: eliminated idle timeout restart for dropped packets.
Roman Arutyunyan <arut@nginx.com>
parents:
8079
diff
changeset
|
1349 |
702f1d2581a4
QUIC: eliminated idle timeout restart for dropped packets.
Roman Arutyunyan <arut@nginx.com>
parents:
8079
diff
changeset
|
1350 if (rc == NGX_ERROR) { |
7832
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
1351 ngx_quic_close_connection(c, NGX_ERROR); |
7691 | 1352 return; |
1353 } | |
7737
8e54a17dabee
Respect QUIC max_idle_timeout.
Roman Arutyunyan <arut@nginx.com>
parents:
7736
diff
changeset
|
1354 |
8083
702f1d2581a4
QUIC: eliminated idle timeout restart for dropped packets.
Roman Arutyunyan <arut@nginx.com>
parents:
8079
diff
changeset
|
1355 if (rc == NGX_DECLINED) { |
702f1d2581a4
QUIC: eliminated idle timeout restart for dropped packets.
Roman Arutyunyan <arut@nginx.com>
parents:
8079
diff
changeset
|
1356 return; |
702f1d2581a4
QUIC: eliminated idle timeout restart for dropped packets.
Roman Arutyunyan <arut@nginx.com>
parents:
8079
diff
changeset
|
1357 } |
702f1d2581a4
QUIC: eliminated idle timeout restart for dropped packets.
Roman Arutyunyan <arut@nginx.com>
parents:
8079
diff
changeset
|
1358 |
702f1d2581a4
QUIC: eliminated idle timeout restart for dropped packets.
Roman Arutyunyan <arut@nginx.com>
parents:
8079
diff
changeset
|
1359 /* rc == NGX_OK */ |
702f1d2581a4
QUIC: eliminated idle timeout restart for dropped packets.
Roman Arutyunyan <arut@nginx.com>
parents:
8079
diff
changeset
|
1360 |
7737
8e54a17dabee
Respect QUIC max_idle_timeout.
Roman Arutyunyan <arut@nginx.com>
parents:
7736
diff
changeset
|
1361 qc->send_timer_set = 0; |
8e54a17dabee
Respect QUIC max_idle_timeout.
Roman Arutyunyan <arut@nginx.com>
parents:
7736
diff
changeset
|
1362 ngx_add_timer(rev, qc->tp.max_idle_timeout); |
7665
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
7664
diff
changeset
|
1363 } |
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
7664
diff
changeset
|
1364 |
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
7664
diff
changeset
|
1365 |
7674
4ae9ac69ab93
HTTP/QUIC interface reworked.
Vladimir Homutov <vl@nginx.com>
parents:
7673
diff
changeset
|
1366 static void |
7832
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
1367 ngx_quic_close_connection(ngx_connection_t *c, ngx_int_t rc) |
7674
4ae9ac69ab93
HTTP/QUIC interface reworked.
Vladimir Homutov <vl@nginx.com>
parents:
7673
diff
changeset
|
1368 { |
7831
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
7827
diff
changeset
|
1369 ngx_pool_t *pool; |
7747
618a65de08b3
When closing a QUIC connection, wait for all streams to finish.
Roman Arutyunyan <arut@nginx.com>
parents:
7746
diff
changeset
|
1370 |
7832
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
1371 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0, |
7836 | 1372 "quic ngx_quic_close_connection, rc: %i", rc); |
7832
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
1373 |
8099
b4ef79ef1c23
QUIC: refined the "c->quic->initialized" flag usage.
Vladimir Homutov <vl@nginx.com>
parents:
8098
diff
changeset
|
1374 if (!c->quic) { |
7832
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
1375 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, c->log, 0, |
7836 | 1376 "quic close connection early error"); |
7832
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
1377 |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
1378 } else if (ngx_quic_close_quic(c, rc) == NGX_AGAIN) { |
7831
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
7827
diff
changeset
|
1379 return; |
7747
618a65de08b3
When closing a QUIC connection, wait for all streams to finish.
Roman Arutyunyan <arut@nginx.com>
parents:
7746
diff
changeset
|
1380 } |
7674
4ae9ac69ab93
HTTP/QUIC interface reworked.
Vladimir Homutov <vl@nginx.com>
parents:
7673
diff
changeset
|
1381 |
7691 | 1382 if (c->ssl) { |
1383 (void) ngx_ssl_shutdown(c); | |
7674
4ae9ac69ab93
HTTP/QUIC interface reworked.
Vladimir Homutov <vl@nginx.com>
parents:
7673
diff
changeset
|
1384 } |
4ae9ac69ab93
HTTP/QUIC interface reworked.
Vladimir Homutov <vl@nginx.com>
parents:
7673
diff
changeset
|
1385 |
7831
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
7827
diff
changeset
|
1386 if (c->read->timer_set) { |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
7827
diff
changeset
|
1387 ngx_del_timer(c->read); |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
7827
diff
changeset
|
1388 } |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
7827
diff
changeset
|
1389 |
7691 | 1390 #if (NGX_STAT_STUB) |
1391 (void) ngx_atomic_fetch_add(ngx_stat_active, -1); | |
1392 #endif | |
7674
4ae9ac69ab93
HTTP/QUIC interface reworked.
Vladimir Homutov <vl@nginx.com>
parents:
7673
diff
changeset
|
1393 |
7691 | 1394 c->destroyed = 1; |
7674
4ae9ac69ab93
HTTP/QUIC interface reworked.
Vladimir Homutov <vl@nginx.com>
parents:
7673
diff
changeset
|
1395 |
7691 | 1396 pool = c->pool; |
7674
4ae9ac69ab93
HTTP/QUIC interface reworked.
Vladimir Homutov <vl@nginx.com>
parents:
7673
diff
changeset
|
1397 |
7691 | 1398 ngx_close_connection(c); |
7674
4ae9ac69ab93
HTTP/QUIC interface reworked.
Vladimir Homutov <vl@nginx.com>
parents:
7673
diff
changeset
|
1399 |
7691 | 1400 ngx_destroy_pool(pool); |
7674
4ae9ac69ab93
HTTP/QUIC interface reworked.
Vladimir Homutov <vl@nginx.com>
parents:
7673
diff
changeset
|
1401 } |
4ae9ac69ab93
HTTP/QUIC interface reworked.
Vladimir Homutov <vl@nginx.com>
parents:
7673
diff
changeset
|
1402 |
4ae9ac69ab93
HTTP/QUIC interface reworked.
Vladimir Homutov <vl@nginx.com>
parents:
7673
diff
changeset
|
1403 |
7659
4355efde26d8
Added functions to decrypt long packets.
Vladimir Homutov <vl@nginx.com>
parents:
7658
diff
changeset
|
1404 static ngx_int_t |
7832
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
1405 ngx_quic_close_quic(ngx_connection_t *c, ngx_int_t rc) |
7831
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
7827
diff
changeset
|
1406 { |
7953
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
7945
diff
changeset
|
1407 ngx_uint_t i; |
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
7945
diff
changeset
|
1408 ngx_quic_send_ctx_t *ctx; |
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
7945
diff
changeset
|
1409 ngx_quic_connection_t *qc; |
7831
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
7827
diff
changeset
|
1410 |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
7827
diff
changeset
|
1411 qc = c->quic; |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
7827
diff
changeset
|
1412 |
7832
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
1413 if (!qc->closing) { |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
1414 |
7875
8bec0ac23cf9
Fixed retransmission of frames after closing connection.
Vladimir Homutov <vl@nginx.com>
parents:
7874
diff
changeset
|
1415 /* drop packets from retransmit queues, no ack is expected */ |
8bec0ac23cf9
Fixed retransmission of frames after closing connection.
Vladimir Homutov <vl@nginx.com>
parents:
7874
diff
changeset
|
1416 for (i = 0; i < NGX_QUIC_SEND_CTX_LAST; i++) { |
8bec0ac23cf9
Fixed retransmission of frames after closing connection.
Vladimir Homutov <vl@nginx.com>
parents:
7874
diff
changeset
|
1417 ctx = ngx_quic_get_send_ctx(qc, i); |
8bec0ac23cf9
Fixed retransmission of frames after closing connection.
Vladimir Homutov <vl@nginx.com>
parents:
7874
diff
changeset
|
1418 ngx_quic_free_frames(c, &ctx->sent); |
8bec0ac23cf9
Fixed retransmission of frames after closing connection.
Vladimir Homutov <vl@nginx.com>
parents:
7874
diff
changeset
|
1419 } |
8bec0ac23cf9
Fixed retransmission of frames after closing connection.
Vladimir Homutov <vl@nginx.com>
parents:
7874
diff
changeset
|
1420 |
7877
d96ddef458cd
Added sending of extra CONNECTION_CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
7876
diff
changeset
|
1421 if (rc == NGX_DONE) { |
7832
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
1422 |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
1423 /* |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
1424 * 10.2. Idle Timeout |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
1425 * |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
1426 * 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:
7831
diff
changeset
|
1427 * 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:
7831
diff
changeset
|
1428 */ |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
1429 |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
1430 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0, |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
1431 "quic closing %s connection", |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
1432 qc->draining ? "drained" : "idle"); |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
1433 |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
1434 } else { |
7877
d96ddef458cd
Added sending of extra CONNECTION_CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
7876
diff
changeset
|
1435 |
d96ddef458cd
Added sending of extra CONNECTION_CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
7876
diff
changeset
|
1436 /* |
d96ddef458cd
Added sending of extra CONNECTION_CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
7876
diff
changeset
|
1437 * 10.3. Immediate Close |
d96ddef458cd
Added sending of extra CONNECTION_CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
7876
diff
changeset
|
1438 * |
d96ddef458cd
Added sending of extra CONNECTION_CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
7876
diff
changeset
|
1439 * An endpoint sends a CONNECTION_CLOSE frame (Section 19.19) |
d96ddef458cd
Added sending of extra CONNECTION_CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
7876
diff
changeset
|
1440 * to terminate the connection immediately. |
d96ddef458cd
Added sending of extra CONNECTION_CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
7876
diff
changeset
|
1441 */ |
d96ddef458cd
Added sending of extra CONNECTION_CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
7876
diff
changeset
|
1442 |
7993
b276833111cf
QUIC: implemented probe timeout (PTO) calculation.
Vladimir Homutov <vl@nginx.com>
parents:
7992
diff
changeset
|
1443 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:
7992
diff
changeset
|
1444 : ssl_encryption_initial; |
b276833111cf
QUIC: implemented probe timeout (PTO) calculation.
Vladimir Homutov <vl@nginx.com>
parents:
7992
diff
changeset
|
1445 |
7877
d96ddef458cd
Added sending of extra CONNECTION_CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
7876
diff
changeset
|
1446 if (rc == NGX_OK) { |
d96ddef458cd
Added sending of extra CONNECTION_CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
7876
diff
changeset
|
1447 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0, |
d96ddef458cd
Added sending of extra CONNECTION_CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
7876
diff
changeset
|
1448 "quic immediate close, drain = %d", |
d96ddef458cd
Added sending of extra CONNECTION_CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
7876
diff
changeset
|
1449 qc->draining); |
d96ddef458cd
Added sending of extra CONNECTION_CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
7876
diff
changeset
|
1450 |
d96ddef458cd
Added sending of extra CONNECTION_CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
7876
diff
changeset
|
1451 qc->close.log = c->log; |
d96ddef458cd
Added sending of extra CONNECTION_CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
7876
diff
changeset
|
1452 qc->close.data = c; |
d96ddef458cd
Added sending of extra CONNECTION_CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
7876
diff
changeset
|
1453 qc->close.handler = ngx_quic_close_timer_handler; |
d96ddef458cd
Added sending of extra CONNECTION_CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
7876
diff
changeset
|
1454 qc->close.cancelable = 1; |
d96ddef458cd
Added sending of extra CONNECTION_CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
7876
diff
changeset
|
1455 |
7993
b276833111cf
QUIC: implemented probe timeout (PTO) calculation.
Vladimir Homutov <vl@nginx.com>
parents:
7992
diff
changeset
|
1456 ctx = ngx_quic_get_send_ctx(qc, qc->error_level); |
b276833111cf
QUIC: implemented probe timeout (PTO) calculation.
Vladimir Homutov <vl@nginx.com>
parents:
7992
diff
changeset
|
1457 |
b276833111cf
QUIC: implemented probe timeout (PTO) calculation.
Vladimir Homutov <vl@nginx.com>
parents:
7992
diff
changeset
|
1458 ngx_add_timer(&qc->close, 3 * ngx_quic_pto(c, ctx)); |
7877
d96ddef458cd
Added sending of extra CONNECTION_CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
7876
diff
changeset
|
1459 |
7953
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
7945
diff
changeset
|
1460 qc->error = NGX_QUIC_ERR_NO_ERROR; |
7877
d96ddef458cd
Added sending of extra CONNECTION_CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
7876
diff
changeset
|
1461 |
d96ddef458cd
Added sending of extra CONNECTION_CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
7876
diff
changeset
|
1462 } else { |
7953
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
7945
diff
changeset
|
1463 if (qc->error == 0 && !qc->error_app) { |
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
7945
diff
changeset
|
1464 qc->error = NGX_QUIC_ERR_INTERNAL_ERROR; |
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
7945
diff
changeset
|
1465 } |
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
7945
diff
changeset
|
1466 |
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
7945
diff
changeset
|
1467 ngx_log_debug3(NGX_LOG_DEBUG_EVENT, c->log, 0, |
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
7945
diff
changeset
|
1468 "quic immediate close due to %serror: %ui %s", |
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
7945
diff
changeset
|
1469 qc->error_app ? "app " : "", qc->error, |
7877
d96ddef458cd
Added sending of extra CONNECTION_CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
7876
diff
changeset
|
1470 qc->error_reason ? qc->error_reason : ""); |
d96ddef458cd
Added sending of extra CONNECTION_CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
7876
diff
changeset
|
1471 } |
d96ddef458cd
Added sending of extra CONNECTION_CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
7876
diff
changeset
|
1472 |
7953
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
7945
diff
changeset
|
1473 (void) ngx_quic_send_cc(c); |
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
7945
diff
changeset
|
1474 |
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
7945
diff
changeset
|
1475 if (qc->error_level == ssl_encryption_handshake) { |
7877
d96ddef458cd
Added sending of extra CONNECTION_CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
7876
diff
changeset
|
1476 /* for clients that might not have handshake keys */ |
7953
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
7945
diff
changeset
|
1477 qc->error_level = ssl_encryption_initial; |
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
7945
diff
changeset
|
1478 (void) ngx_quic_send_cc(c); |
7877
d96ddef458cd
Added sending of extra CONNECTION_CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
7876
diff
changeset
|
1479 } |
7832
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
1480 } |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
1481 |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
1482 qc->closing = 1; |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
1483 } |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
1484 |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
1485 if (rc == NGX_ERROR && qc->close.timer_set) { |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
1486 /* do not wait for timer in case of fatal error */ |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
1487 ngx_del_timer(&qc->close); |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
1488 } |
7831
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
7827
diff
changeset
|
1489 |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
7827
diff
changeset
|
1490 if (ngx_quic_close_streams(c, qc) == NGX_AGAIN) { |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
7827
diff
changeset
|
1491 return NGX_AGAIN; |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
7827
diff
changeset
|
1492 } |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
7827
diff
changeset
|
1493 |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
7827
diff
changeset
|
1494 if (qc->push.timer_set) { |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
7827
diff
changeset
|
1495 ngx_del_timer(&qc->push); |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
7827
diff
changeset
|
1496 } |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
7827
diff
changeset
|
1497 |
7990 | 1498 if (qc->pto.timer_set) { |
1499 ngx_del_timer(&qc->pto); | |
7831
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
7827
diff
changeset
|
1500 } |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
7827
diff
changeset
|
1501 |
7929
ea4899591798
QUIC: Fixed connection cleanup.
Vladimir Homutov <vl@nginx.com>
parents:
7928
diff
changeset
|
1502 if (qc->push.posted) { |
ea4899591798
QUIC: Fixed connection cleanup.
Vladimir Homutov <vl@nginx.com>
parents:
7928
diff
changeset
|
1503 ngx_delete_posted_event(&qc->push); |
ea4899591798
QUIC: Fixed connection cleanup.
Vladimir Homutov <vl@nginx.com>
parents:
7928
diff
changeset
|
1504 } |
ea4899591798
QUIC: Fixed connection cleanup.
Vladimir Homutov <vl@nginx.com>
parents:
7928
diff
changeset
|
1505 |
8091
dbcb9d0a3df1
QUIC: prevented posted push event while in the draining state.
Vladimir Homutov <vl@nginx.com>
parents:
8084
diff
changeset
|
1506 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:
8084
diff
changeset
|
1507 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:
8084
diff
changeset
|
1508 } |
dbcb9d0a3df1
QUIC: prevented posted push event while in the draining state.
Vladimir Homutov <vl@nginx.com>
parents:
8084
diff
changeset
|
1509 |
dbcb9d0a3df1
QUIC: prevented posted push event while in the draining state.
Vladimir Homutov <vl@nginx.com>
parents:
8084
diff
changeset
|
1510 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:
8084
diff
changeset
|
1511 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:
8084
diff
changeset
|
1512 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:
8084
diff
changeset
|
1513 } |
dbcb9d0a3df1
QUIC: prevented posted push event while in the draining state.
Vladimir Homutov <vl@nginx.com>
parents:
8084
diff
changeset
|
1514 |
dbcb9d0a3df1
QUIC: prevented posted push event while in the draining state.
Vladimir Homutov <vl@nginx.com>
parents:
8084
diff
changeset
|
1515 if (qc->close.timer_set) { |
dbcb9d0a3df1
QUIC: prevented posted push event while in the draining state.
Vladimir Homutov <vl@nginx.com>
parents:
8084
diff
changeset
|
1516 return NGX_AGAIN; |
dbcb9d0a3df1
QUIC: prevented posted push event while in the draining state.
Vladimir Homutov <vl@nginx.com>
parents:
8084
diff
changeset
|
1517 } |
dbcb9d0a3df1
QUIC: prevented posted push event while in the draining state.
Vladimir Homutov <vl@nginx.com>
parents:
8084
diff
changeset
|
1518 |
7832
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
1519 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, c->log, 0, |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
1520 "quic part of connection is terminated"); |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
1521 |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
1522 /* may be tested from SSL callback during SSL shutdown */ |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
1523 c->quic = NULL; |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
1524 |
7831
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
7827
diff
changeset
|
1525 return NGX_OK; |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
7827
diff
changeset
|
1526 } |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
7827
diff
changeset
|
1527 |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
7827
diff
changeset
|
1528 |
7953
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
7945
diff
changeset
|
1529 void |
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
7945
diff
changeset
|
1530 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:
7945
diff
changeset
|
1531 const char *reason) |
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
7945
diff
changeset
|
1532 { |
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
7945
diff
changeset
|
1533 ngx_quic_connection_t *qc; |
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
7945
diff
changeset
|
1534 |
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
7945
diff
changeset
|
1535 qc = c->quic; |
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
7945
diff
changeset
|
1536 qc->error = err; |
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
7945
diff
changeset
|
1537 qc->error_reason = reason; |
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
7945
diff
changeset
|
1538 qc->error_app = 1; |
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
7945
diff
changeset
|
1539 qc->error_ftype = 0; |
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
7945
diff
changeset
|
1540 |
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
7945
diff
changeset
|
1541 ngx_quic_close_connection(c, NGX_ERROR); |
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
7945
diff
changeset
|
1542 } |
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
7945
diff
changeset
|
1543 |
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
7945
diff
changeset
|
1544 |
7832
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
1545 static void |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
1546 ngx_quic_close_timer_handler(ngx_event_t *ev) |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
1547 { |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
1548 ngx_connection_t *c; |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
1549 |
7836 | 1550 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, ev->log, 0, "quic close timer"); |
7832
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
1551 |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
1552 c = ev->data; |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
1553 ngx_quic_close_connection(c, NGX_DONE); |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
1554 } |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
1555 |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
1556 |
7831
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
7827
diff
changeset
|
1557 static ngx_int_t |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
7827
diff
changeset
|
1558 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:
7827
diff
changeset
|
1559 { |
8021
b66a2a041d7e
QUIC: fixed ngx_http_test_reading() for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8020
diff
changeset
|
1560 ngx_event_t *rev, *wev; |
7831
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
7827
diff
changeset
|
1561 ngx_rbtree_t *tree; |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
7827
diff
changeset
|
1562 ngx_rbtree_node_t *node; |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
7827
diff
changeset
|
1563 ngx_quic_stream_t *qs; |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
7827
diff
changeset
|
1564 |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
7827
diff
changeset
|
1565 #if (NGX_DEBUG) |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
7827
diff
changeset
|
1566 ngx_uint_t ns; |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
7827
diff
changeset
|
1567 #endif |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
7827
diff
changeset
|
1568 |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
7827
diff
changeset
|
1569 tree = &qc->streams.tree; |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
7827
diff
changeset
|
1570 |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
7827
diff
changeset
|
1571 if (tree->root == tree->sentinel) { |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
7827
diff
changeset
|
1572 return NGX_OK; |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
7827
diff
changeset
|
1573 } |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
7827
diff
changeset
|
1574 |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
7827
diff
changeset
|
1575 #if (NGX_DEBUG) |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
7827
diff
changeset
|
1576 ns = 0; |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
7827
diff
changeset
|
1577 #endif |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
7827
diff
changeset
|
1578 |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
7827
diff
changeset
|
1579 for (node = ngx_rbtree_min(tree->root, tree->sentinel); |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
7827
diff
changeset
|
1580 node; |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
7827
diff
changeset
|
1581 node = ngx_rbtree_next(tree, node)) |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
7827
diff
changeset
|
1582 { |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
7827
diff
changeset
|
1583 qs = (ngx_quic_stream_t *) node; |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
7827
diff
changeset
|
1584 |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
7827
diff
changeset
|
1585 rev = qs->c->read; |
8021
b66a2a041d7e
QUIC: fixed ngx_http_test_reading() for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8020
diff
changeset
|
1586 rev->error = 1; |
7831
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
7827
diff
changeset
|
1587 rev->ready = 1; |
8021
b66a2a041d7e
QUIC: fixed ngx_http_test_reading() for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8020
diff
changeset
|
1588 |
b66a2a041d7e
QUIC: fixed ngx_http_test_reading() for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8020
diff
changeset
|
1589 wev = qs->c->write; |
b66a2a041d7e
QUIC: fixed ngx_http_test_reading() for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8020
diff
changeset
|
1590 wev->error = 1; |
b66a2a041d7e
QUIC: fixed ngx_http_test_reading() for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8020
diff
changeset
|
1591 wev->ready = 1; |
7831
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
7827
diff
changeset
|
1592 |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
7827
diff
changeset
|
1593 ngx_post_event(rev, &ngx_posted_events); |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
7827
diff
changeset
|
1594 |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
7827
diff
changeset
|
1595 if (rev->timer_set) { |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
7827
diff
changeset
|
1596 ngx_del_timer(rev); |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
7827
diff
changeset
|
1597 } |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
7827
diff
changeset
|
1598 |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
7827
diff
changeset
|
1599 #if (NGX_DEBUG) |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
7827
diff
changeset
|
1600 ns++; |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
7827
diff
changeset
|
1601 #endif |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
7827
diff
changeset
|
1602 } |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
7827
diff
changeset
|
1603 |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
7827
diff
changeset
|
1604 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0, |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
7827
diff
changeset
|
1605 "quic connection has %ui active streams", ns); |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
7827
diff
changeset
|
1606 |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
7827
diff
changeset
|
1607 return NGX_AGAIN; |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
7827
diff
changeset
|
1608 } |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
7827
diff
changeset
|
1609 |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
7827
diff
changeset
|
1610 |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
7827
diff
changeset
|
1611 static ngx_int_t |
8098
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8097
diff
changeset
|
1612 ngx_quic_input(ngx_connection_t *c, ngx_buf_t *b, ngx_ssl_t *ssl, |
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8097
diff
changeset
|
1613 ngx_quic_conf_t *conf) |
7659
4355efde26d8
Added functions to decrypt long packets.
Vladimir Homutov <vl@nginx.com>
parents:
7658
diff
changeset
|
1614 { |
7691 | 1615 u_char *p; |
1616 ngx_int_t rc; | |
8083
702f1d2581a4
QUIC: eliminated idle timeout restart for dropped packets.
Roman Arutyunyan <arut@nginx.com>
parents:
8079
diff
changeset
|
1617 ngx_uint_t good; |
7691 | 1618 ngx_quic_header_t pkt; |
7659
4355efde26d8
Added functions to decrypt long packets.
Vladimir Homutov <vl@nginx.com>
parents:
7658
diff
changeset
|
1619 |
8083
702f1d2581a4
QUIC: eliminated idle timeout restart for dropped packets.
Roman Arutyunyan <arut@nginx.com>
parents:
8079
diff
changeset
|
1620 good = 0; |
702f1d2581a4
QUIC: eliminated idle timeout restart for dropped packets.
Roman Arutyunyan <arut@nginx.com>
parents:
8079
diff
changeset
|
1621 |
7770
90f94413177e
TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7769
diff
changeset
|
1622 p = b->pos; |
7674
4ae9ac69ab93
HTTP/QUIC interface reworked.
Vladimir Homutov <vl@nginx.com>
parents:
7673
diff
changeset
|
1623 |
7770
90f94413177e
TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7769
diff
changeset
|
1624 while (p < b->last) { |
7729
1295b293d09a
Connection states code cleanup.
Vladimir Homutov <vl@nginx.com>
parents:
7726
diff
changeset
|
1625 c->log->action = "processing quic packet"; |
1295b293d09a
Connection states code cleanup.
Vladimir Homutov <vl@nginx.com>
parents:
7726
diff
changeset
|
1626 |
7691 | 1627 ngx_memzero(&pkt, sizeof(ngx_quic_header_t)); |
1628 pkt.raw = b; | |
1629 pkt.data = p; | |
1630 pkt.len = b->last - p; | |
1631 pkt.log = c->log; | |
7717
c217a907ce42
Added checks for permitted frame types.
Vladimir Homutov <vl@nginx.com>
parents:
7713
diff
changeset
|
1632 pkt.flags = p[0]; |
8097
a89a58c642ef
QUIC: simplified packet header parsing.
Vladimir Homutov <vl@nginx.com>
parents:
8096
diff
changeset
|
1633 pkt.raw->pos++; |
7659
4355efde26d8
Added functions to decrypt long packets.
Vladimir Homutov <vl@nginx.com>
parents:
7658
diff
changeset
|
1634 |
8098
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8097
diff
changeset
|
1635 rc = ngx_quic_process_packet(c, ssl, conf, &pkt); |
7659
4355efde26d8
Added functions to decrypt long packets.
Vladimir Homutov <vl@nginx.com>
parents:
7658
diff
changeset
|
1636 |
7810
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
1637 if (rc == NGX_ERROR) { |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
1638 return NGX_ERROR; |
7691 | 1639 } |
7672
8d6ac639feac
Added support of multiple QUIC packets in single datagram.
Vladimir Homutov <vl@nginx.com>
parents:
7671
diff
changeset
|
1640 |
8083
702f1d2581a4
QUIC: eliminated idle timeout restart for dropped packets.
Roman Arutyunyan <arut@nginx.com>
parents:
8079
diff
changeset
|
1641 if (rc == NGX_OK) { |
702f1d2581a4
QUIC: eliminated idle timeout restart for dropped packets.
Roman Arutyunyan <arut@nginx.com>
parents:
8079
diff
changeset
|
1642 good = 1; |
702f1d2581a4
QUIC: eliminated idle timeout restart for dropped packets.
Roman Arutyunyan <arut@nginx.com>
parents:
8079
diff
changeset
|
1643 } |
702f1d2581a4
QUIC: eliminated idle timeout restart for dropped packets.
Roman Arutyunyan <arut@nginx.com>
parents:
8079
diff
changeset
|
1644 |
7810
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
1645 /* NGX_OK || NGX_DECLINED */ |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
1646 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
1647 /* |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
1648 * we get NGX_DECLINED when there are no keys [yet] available |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
1649 * to decrypt packet. |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
1650 * Instead of queueing it, we ignore it and rely on the sender's |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
1651 * retransmission: |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
1652 * |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
1653 * 12.2. Coalescing Packets: |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
1654 * |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
1655 * For example, if decryption fails (because the keys are |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
1656 * not available or any other reason), the receiver MAY either |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
1657 * discard or buffer the packet for later processing and MUST |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
1658 * attempt to process the remaining packets. |
8073
eb5aa85294e9
QUIC: discard unrecognized long packes.
Vladimir Homutov <vl@nginx.com>
parents:
8071
diff
changeset
|
1659 * |
eb5aa85294e9
QUIC: discard unrecognized long packes.
Vladimir Homutov <vl@nginx.com>
parents:
8071
diff
changeset
|
1660 * We also skip packets that don't match connection state |
eb5aa85294e9
QUIC: discard unrecognized long packes.
Vladimir Homutov <vl@nginx.com>
parents:
8071
diff
changeset
|
1661 * or cannot be parsed properly. |
7810
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
1662 */ |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
1663 |
7691 | 1664 /* b->pos is at header end, adjust by actual packet length */ |
8096
0f37b4ef3cd9
QUIC: keep the entire packet size in pkt->len.
Roman Arutyunyan <arut@nginx.com>
parents:
8095
diff
changeset
|
1665 b->pos = pkt.data + pkt.len; |
8098
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8097
diff
changeset
|
1666 |
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8097
diff
changeset
|
1667 /* firefox workaround: skip zero padding at the end of quic packet */ |
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8097
diff
changeset
|
1668 while (b->pos < b->last && *(b->pos) == 0) { |
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8097
diff
changeset
|
1669 b->pos++; |
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8097
diff
changeset
|
1670 } |
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8097
diff
changeset
|
1671 |
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8097
diff
changeset
|
1672 p = b->pos; |
7770
90f94413177e
TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7769
diff
changeset
|
1673 } |
7648
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
7646
diff
changeset
|
1674 |
8083
702f1d2581a4
QUIC: eliminated idle timeout restart for dropped packets.
Roman Arutyunyan <arut@nginx.com>
parents:
8079
diff
changeset
|
1675 return good ? NGX_OK : NGX_DECLINED; |
7648
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
7646
diff
changeset
|
1676 } |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
7646
diff
changeset
|
1677 |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
7646
diff
changeset
|
1678 |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
7646
diff
changeset
|
1679 static ngx_int_t |
8098
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8097
diff
changeset
|
1680 ngx_quic_process_packet(ngx_connection_t *c, ngx_ssl_t *ssl, |
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8097
diff
changeset
|
1681 ngx_quic_conf_t *conf, ngx_quic_header_t *pkt) |
7860
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1682 { |
8074
c6b963de0c00
QUIC: pass return code from ngx_quic_decrypt() to the caller.
Vladimir Homutov <vl@nginx.com>
parents:
8073
diff
changeset
|
1683 ngx_int_t rc; |
8098
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8097
diff
changeset
|
1684 ngx_ssl_conn_t *ssl_conn; |
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8097
diff
changeset
|
1685 ngx_quic_secrets_t *keys, *next, tmp; |
7860
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1686 ngx_quic_send_ctx_t *ctx; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1687 ngx_quic_connection_t *qc; |
8098
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8097
diff
changeset
|
1688 |
7910
125cbfa77013
Renamed max_packet_size to max_udp_payload_size, from draft-28.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7908
diff
changeset
|
1689 static u_char buf[NGX_QUIC_MAX_UDP_PAYLOAD_SIZE]; |
7860
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1690 |
8098
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8097
diff
changeset
|
1691 rc = ngx_quic_parse_packet(pkt); |
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8097
diff
changeset
|
1692 |
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8097
diff
changeset
|
1693 if (rc == NGX_DECLINED || rc == NGX_ERROR) { |
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8097
diff
changeset
|
1694 return rc; |
7860
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1695 } |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1696 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1697 qc = c->quic; |
8098
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8097
diff
changeset
|
1698 |
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8097
diff
changeset
|
1699 if (qc) { |
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8097
diff
changeset
|
1700 |
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8097
diff
changeset
|
1701 if (rc == NGX_ABORT) { |
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8097
diff
changeset
|
1702 ngx_log_error(NGX_LOG_INFO, c->log, 0, |
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8097
diff
changeset
|
1703 "quic unsupported version: 0x%xD", pkt->version); |
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8097
diff
changeset
|
1704 return NGX_DECLINED; |
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8097
diff
changeset
|
1705 } |
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8097
diff
changeset
|
1706 |
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8097
diff
changeset
|
1707 if (ngx_quic_check_peer(qc, pkt) != NGX_OK) { |
8100
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8099
diff
changeset
|
1708 |
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8099
diff
changeset
|
1709 if (pkt->level == ssl_encryption_application) { |
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8099
diff
changeset
|
1710 if (ngx_quic_process_stateless_reset(c, pkt) == NGX_OK) { |
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8099
diff
changeset
|
1711 ngx_log_error(NGX_LOG_INFO, c->log, 0, |
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8099
diff
changeset
|
1712 "quic stateless reset packet detected"); |
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8099
diff
changeset
|
1713 |
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8099
diff
changeset
|
1714 qc->draining = 1; |
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8099
diff
changeset
|
1715 ngx_quic_close_connection(c, NGX_OK); |
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8099
diff
changeset
|
1716 |
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8099
diff
changeset
|
1717 return NGX_OK; |
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8099
diff
changeset
|
1718 } |
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8099
diff
changeset
|
1719 |
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8099
diff
changeset
|
1720 return ngx_quic_send_stateless_reset(c, qc->conf, pkt); |
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8099
diff
changeset
|
1721 } |
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8099
diff
changeset
|
1722 |
8098
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8097
diff
changeset
|
1723 return NGX_DECLINED; |
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8097
diff
changeset
|
1724 } |
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8097
diff
changeset
|
1725 |
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8097
diff
changeset
|
1726 if (qc->in_retry) { |
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8097
diff
changeset
|
1727 |
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8097
diff
changeset
|
1728 c->log->action = "retrying quic connection"; |
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8097
diff
changeset
|
1729 |
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8097
diff
changeset
|
1730 if (pkt->level != ssl_encryption_initial) { |
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8097
diff
changeset
|
1731 ngx_log_error(NGX_LOG_INFO, c->log, 0, |
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8097
diff
changeset
|
1732 "quic discard late retry packet"); |
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8097
diff
changeset
|
1733 return NGX_DECLINED; |
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8097
diff
changeset
|
1734 } |
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8097
diff
changeset
|
1735 |
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8097
diff
changeset
|
1736 if (!pkt->token.len) { |
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8097
diff
changeset
|
1737 return NGX_DECLINED; |
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8097
diff
changeset
|
1738 } |
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8097
diff
changeset
|
1739 |
8099
b4ef79ef1c23
QUIC: refined the "c->quic->initialized" flag usage.
Vladimir Homutov <vl@nginx.com>
parents:
8098
diff
changeset
|
1740 if (ngx_quic_new_dcid(c, qc, &pkt->dcid) != NGX_OK) { |
8098
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8097
diff
changeset
|
1741 return NGX_ERROR; |
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8097
diff
changeset
|
1742 } |
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8097
diff
changeset
|
1743 |
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8097
diff
changeset
|
1744 qc->tp.initial_scid = qc->dcid; |
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8097
diff
changeset
|
1745 qc->in_retry = 0; |
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8097
diff
changeset
|
1746 |
8099
b4ef79ef1c23
QUIC: refined the "c->quic->initialized" flag usage.
Vladimir Homutov <vl@nginx.com>
parents:
8098
diff
changeset
|
1747 if (ngx_quic_init_secrets(c) != NGX_OK) { |
8098
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8097
diff
changeset
|
1748 return NGX_ERROR; |
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8097
diff
changeset
|
1749 } |
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8097
diff
changeset
|
1750 |
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8097
diff
changeset
|
1751 if (ngx_quic_validate_token(c, pkt) != NGX_OK) { |
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8097
diff
changeset
|
1752 return NGX_ERROR; |
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8097
diff
changeset
|
1753 } |
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8097
diff
changeset
|
1754 |
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8097
diff
changeset
|
1755 qc->validated = 1; |
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8097
diff
changeset
|
1756 } |
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8097
diff
changeset
|
1757 |
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8097
diff
changeset
|
1758 } else { |
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8097
diff
changeset
|
1759 |
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8097
diff
changeset
|
1760 if (rc == NGX_ABORT) { |
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8097
diff
changeset
|
1761 return ngx_quic_negotiate_version(c, pkt); |
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8097
diff
changeset
|
1762 } |
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8097
diff
changeset
|
1763 |
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8097
diff
changeset
|
1764 if (pkt->level == ssl_encryption_initial) { |
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8097
diff
changeset
|
1765 |
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8097
diff
changeset
|
1766 if (pkt->dcid.len < NGX_QUIC_CID_LEN_MIN) { |
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8097
diff
changeset
|
1767 /* 7.2. Negotiating Connection IDs */ |
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8097
diff
changeset
|
1768 ngx_log_error(NGX_LOG_INFO, c->log, 0, |
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8097
diff
changeset
|
1769 "quic too short dcid in initial" |
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8097
diff
changeset
|
1770 " packet: length %i", pkt->dcid.len); |
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8097
diff
changeset
|
1771 return NGX_ERROR; |
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8097
diff
changeset
|
1772 } |
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8097
diff
changeset
|
1773 |
8099
b4ef79ef1c23
QUIC: refined the "c->quic->initialized" flag usage.
Vladimir Homutov <vl@nginx.com>
parents:
8098
diff
changeset
|
1774 qc = ngx_quic_new_connection(c, ssl, conf, pkt); |
b4ef79ef1c23
QUIC: refined the "c->quic->initialized" flag usage.
Vladimir Homutov <vl@nginx.com>
parents:
8098
diff
changeset
|
1775 if (qc == NULL) { |
b4ef79ef1c23
QUIC: refined the "c->quic->initialized" flag usage.
Vladimir Homutov <vl@nginx.com>
parents:
8098
diff
changeset
|
1776 return NGX_ERROR; |
b4ef79ef1c23
QUIC: refined the "c->quic->initialized" flag usage.
Vladimir Homutov <vl@nginx.com>
parents:
8098
diff
changeset
|
1777 } |
b4ef79ef1c23
QUIC: refined the "c->quic->initialized" flag usage.
Vladimir Homutov <vl@nginx.com>
parents:
8098
diff
changeset
|
1778 |
b4ef79ef1c23
QUIC: refined the "c->quic->initialized" flag usage.
Vladimir Homutov <vl@nginx.com>
parents:
8098
diff
changeset
|
1779 c->quic = qc; |
b4ef79ef1c23
QUIC: refined the "c->quic->initialized" flag usage.
Vladimir Homutov <vl@nginx.com>
parents:
8098
diff
changeset
|
1780 |
b4ef79ef1c23
QUIC: refined the "c->quic->initialized" flag usage.
Vladimir Homutov <vl@nginx.com>
parents:
8098
diff
changeset
|
1781 if (ngx_terminate || ngx_exiting) { |
b4ef79ef1c23
QUIC: refined the "c->quic->initialized" flag usage.
Vladimir Homutov <vl@nginx.com>
parents:
8098
diff
changeset
|
1782 qc->error = NGX_QUIC_ERR_CONNECTION_REFUSED; |
b4ef79ef1c23
QUIC: refined the "c->quic->initialized" flag usage.
Vladimir Homutov <vl@nginx.com>
parents:
8098
diff
changeset
|
1783 return NGX_ERROR; |
8098
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8097
diff
changeset
|
1784 } |
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8097
diff
changeset
|
1785 |
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8097
diff
changeset
|
1786 if (pkt->token.len) { |
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8097
diff
changeset
|
1787 if (ngx_quic_validate_token(c, pkt) != NGX_OK) { |
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8097
diff
changeset
|
1788 return NGX_ERROR; |
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8097
diff
changeset
|
1789 } |
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8097
diff
changeset
|
1790 |
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8097
diff
changeset
|
1791 } else if (conf->retry) { |
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8097
diff
changeset
|
1792 return ngx_quic_send_retry(c); |
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8097
diff
changeset
|
1793 } |
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8097
diff
changeset
|
1794 |
8099
b4ef79ef1c23
QUIC: refined the "c->quic->initialized" flag usage.
Vladimir Homutov <vl@nginx.com>
parents:
8098
diff
changeset
|
1795 if (ngx_quic_init_secrets(c) != NGX_OK) { |
8098
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8097
diff
changeset
|
1796 return NGX_ERROR; |
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8097
diff
changeset
|
1797 } |
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8097
diff
changeset
|
1798 |
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8097
diff
changeset
|
1799 } else if (pkt->level == ssl_encryption_application) { |
8100
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8099
diff
changeset
|
1800 return ngx_quic_send_stateless_reset(c, conf, pkt); |
8098
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8097
diff
changeset
|
1801 |
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8097
diff
changeset
|
1802 } else { |
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8097
diff
changeset
|
1803 return NGX_ERROR; |
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8097
diff
changeset
|
1804 } |
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8097
diff
changeset
|
1805 } |
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8097
diff
changeset
|
1806 |
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8097
diff
changeset
|
1807 keys = &qc->keys[pkt->level]; |
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8097
diff
changeset
|
1808 |
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8097
diff
changeset
|
1809 if (keys->client.key.len == 0) { |
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8097
diff
changeset
|
1810 ngx_log_error(NGX_LOG_INFO, c->log, 0, |
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8097
diff
changeset
|
1811 "quic no level %d keys yet, ignoring packet", pkt->level); |
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8097
diff
changeset
|
1812 return NGX_DECLINED; |
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8097
diff
changeset
|
1813 } |
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8097
diff
changeset
|
1814 |
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8097
diff
changeset
|
1815 next = &qc->next_key; |
7995
031918df51c0
QUIC: added anti-amplification limit.
Vladimir Homutov <vl@nginx.com>
parents:
7994
diff
changeset
|
1816 |
7860
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1817 pkt->secret = &keys->client; |
8098
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8097
diff
changeset
|
1818 pkt->next = &next->client; |
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8097
diff
changeset
|
1819 pkt->key_phase = qc->key_phase; |
7860
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1820 pkt->plaintext = buf; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1821 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1822 ctx = ngx_quic_get_send_ctx(qc, pkt->level); |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1823 |
8098
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8097
diff
changeset
|
1824 ssl_conn = c->ssl ? c->ssl->connection : NULL; |
8074
c6b963de0c00
QUIC: pass return code from ngx_quic_decrypt() to the caller.
Vladimir Homutov <vl@nginx.com>
parents:
8073
diff
changeset
|
1825 |
c6b963de0c00
QUIC: pass return code from ngx_quic_decrypt() to the caller.
Vladimir Homutov <vl@nginx.com>
parents:
8073
diff
changeset
|
1826 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:
8073
diff
changeset
|
1827 if (rc != NGX_OK) { |
c6b963de0c00
QUIC: pass return code from ngx_quic_decrypt() to the caller.
Vladimir Homutov <vl@nginx.com>
parents:
8073
diff
changeset
|
1828 qc->error = pkt->error; |
c6b963de0c00
QUIC: pass return code from ngx_quic_decrypt() to the caller.
Vladimir Homutov <vl@nginx.com>
parents:
8073
diff
changeset
|
1829 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:
8073
diff
changeset
|
1830 return rc; |
7689 | 1831 } |
1832 | |
8098
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8097
diff
changeset
|
1833 if (c->ssl == NULL) { |
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8097
diff
changeset
|
1834 if (ngx_quic_init_connection(c) != NGX_OK) { |
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8097
diff
changeset
|
1835 return NGX_ERROR; |
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8097
diff
changeset
|
1836 } |
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8097
diff
changeset
|
1837 } |
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8097
diff
changeset
|
1838 |
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8097
diff
changeset
|
1839 if (pkt->level == ssl_encryption_handshake) { |
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8097
diff
changeset
|
1840 /* |
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8097
diff
changeset
|
1841 * 4.10.1. The successful use of Handshake packets indicates |
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8097
diff
changeset
|
1842 * that no more Initial packets need to be exchanged |
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8097
diff
changeset
|
1843 */ |
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8097
diff
changeset
|
1844 ngx_quic_discard_ctx(c, ssl_encryption_initial); |
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8097
diff
changeset
|
1845 qc->validated = 1; |
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8097
diff
changeset
|
1846 } |
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8097
diff
changeset
|
1847 |
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8097
diff
changeset
|
1848 if (pkt->level != ssl_encryption_application) { |
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8097
diff
changeset
|
1849 return ngx_quic_payload_handler(c, pkt); |
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8097
diff
changeset
|
1850 } |
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8097
diff
changeset
|
1851 |
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8097
diff
changeset
|
1852 ngx_gettimeofday(&pkt->received); |
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8097
diff
changeset
|
1853 |
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8097
diff
changeset
|
1854 /* switch keys on Key Phase change */ |
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8097
diff
changeset
|
1855 |
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8097
diff
changeset
|
1856 if (pkt->key_update) { |
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8097
diff
changeset
|
1857 qc->key_phase ^= 1; |
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8097
diff
changeset
|
1858 |
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8097
diff
changeset
|
1859 tmp = *keys; |
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8097
diff
changeset
|
1860 *keys = *next; |
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8097
diff
changeset
|
1861 *next = tmp; |
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8097
diff
changeset
|
1862 } |
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8097
diff
changeset
|
1863 |
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8097
diff
changeset
|
1864 rc = ngx_quic_payload_handler(c, pkt); |
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8097
diff
changeset
|
1865 if (rc != NGX_OK) { |
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8097
diff
changeset
|
1866 return rc; |
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8097
diff
changeset
|
1867 } |
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8097
diff
changeset
|
1868 |
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8097
diff
changeset
|
1869 /* generate next keys */ |
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8097
diff
changeset
|
1870 |
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8097
diff
changeset
|
1871 if (pkt->key_update) { |
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8097
diff
changeset
|
1872 if (ngx_quic_key_update(c, keys, next) != NGX_OK) { |
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8097
diff
changeset
|
1873 return NGX_ERROR; |
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8097
diff
changeset
|
1874 } |
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8097
diff
changeset
|
1875 } |
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8097
diff
changeset
|
1876 |
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8097
diff
changeset
|
1877 return NGX_OK; |
7689 | 1878 } |
1879 | |
1880 | |
8099
b4ef79ef1c23
QUIC: refined the "c->quic->initialized" flag usage.
Vladimir Homutov <vl@nginx.com>
parents:
8098
diff
changeset
|
1881 static ngx_int_t |
b4ef79ef1c23
QUIC: refined the "c->quic->initialized" flag usage.
Vladimir Homutov <vl@nginx.com>
parents:
8098
diff
changeset
|
1882 ngx_quic_init_secrets(ngx_connection_t *c) |
b4ef79ef1c23
QUIC: refined the "c->quic->initialized" flag usage.
Vladimir Homutov <vl@nginx.com>
parents:
8098
diff
changeset
|
1883 { |
b4ef79ef1c23
QUIC: refined the "c->quic->initialized" flag usage.
Vladimir Homutov <vl@nginx.com>
parents:
8098
diff
changeset
|
1884 ngx_quic_secrets_t *keys; |
b4ef79ef1c23
QUIC: refined the "c->quic->initialized" flag usage.
Vladimir Homutov <vl@nginx.com>
parents:
8098
diff
changeset
|
1885 ngx_quic_connection_t *qc; |
b4ef79ef1c23
QUIC: refined the "c->quic->initialized" flag usage.
Vladimir Homutov <vl@nginx.com>
parents:
8098
diff
changeset
|
1886 |
b4ef79ef1c23
QUIC: refined the "c->quic->initialized" flag usage.
Vladimir Homutov <vl@nginx.com>
parents:
8098
diff
changeset
|
1887 qc =c->quic; |
b4ef79ef1c23
QUIC: refined the "c->quic->initialized" flag usage.
Vladimir Homutov <vl@nginx.com>
parents:
8098
diff
changeset
|
1888 keys = &qc->keys[ssl_encryption_initial]; |
b4ef79ef1c23
QUIC: refined the "c->quic->initialized" flag usage.
Vladimir Homutov <vl@nginx.com>
parents:
8098
diff
changeset
|
1889 |
b4ef79ef1c23
QUIC: refined the "c->quic->initialized" flag usage.
Vladimir Homutov <vl@nginx.com>
parents:
8098
diff
changeset
|
1890 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:
8098
diff
changeset
|
1891 &qc->odcid) |
b4ef79ef1c23
QUIC: refined the "c->quic->initialized" flag usage.
Vladimir Homutov <vl@nginx.com>
parents:
8098
diff
changeset
|
1892 != NGX_OK) |
b4ef79ef1c23
QUIC: refined the "c->quic->initialized" flag usage.
Vladimir Homutov <vl@nginx.com>
parents:
8098
diff
changeset
|
1893 { |
b4ef79ef1c23
QUIC: refined the "c->quic->initialized" flag usage.
Vladimir Homutov <vl@nginx.com>
parents:
8098
diff
changeset
|
1894 return NGX_ERROR; |
b4ef79ef1c23
QUIC: refined the "c->quic->initialized" flag usage.
Vladimir Homutov <vl@nginx.com>
parents:
8098
diff
changeset
|
1895 } |
b4ef79ef1c23
QUIC: refined the "c->quic->initialized" flag usage.
Vladimir Homutov <vl@nginx.com>
parents:
8098
diff
changeset
|
1896 |
b4ef79ef1c23
QUIC: refined the "c->quic->initialized" flag usage.
Vladimir Homutov <vl@nginx.com>
parents:
8098
diff
changeset
|
1897 qc->initialized = 1; |
b4ef79ef1c23
QUIC: refined the "c->quic->initialized" flag usage.
Vladimir Homutov <vl@nginx.com>
parents:
8098
diff
changeset
|
1898 |
b4ef79ef1c23
QUIC: refined the "c->quic->initialized" flag usage.
Vladimir Homutov <vl@nginx.com>
parents:
8098
diff
changeset
|
1899 return NGX_OK; |
b4ef79ef1c23
QUIC: refined the "c->quic->initialized" flag usage.
Vladimir Homutov <vl@nginx.com>
parents:
8098
diff
changeset
|
1900 } |
b4ef79ef1c23
QUIC: refined the "c->quic->initialized" flag usage.
Vladimir Homutov <vl@nginx.com>
parents:
8098
diff
changeset
|
1901 |
b4ef79ef1c23
QUIC: refined the "c->quic->initialized" flag usage.
Vladimir Homutov <vl@nginx.com>
parents:
8098
diff
changeset
|
1902 |
8098
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8097
diff
changeset
|
1903 static void |
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8097
diff
changeset
|
1904 ngx_quic_discard_ctx(ngx_connection_t *c, enum ssl_encryption_level_t level) |
7648
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
7646
diff
changeset
|
1905 { |
8025
7f9938cbcd12
QUIC: fixed leak of bytes_in_flight on keys discard.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8024
diff
changeset
|
1906 ngx_queue_t *q; |
7f9938cbcd12
QUIC: fixed leak of bytes_in_flight on keys discard.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8024
diff
changeset
|
1907 ngx_quic_frame_t *f; |
7816
aba84d9ab256
Parsing of truncated packet numbers.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7815
diff
changeset
|
1908 ngx_quic_send_ctx_t *ctx; |
7648
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
7646
diff
changeset
|
1909 ngx_quic_connection_t *qc; |
7729
1295b293d09a
Connection states code cleanup.
Vladimir Homutov <vl@nginx.com>
parents:
7726
diff
changeset
|
1910 |
7648
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
7646
diff
changeset
|
1911 qc = c->quic; |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
7646
diff
changeset
|
1912 |
8098
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8097
diff
changeset
|
1913 if (qc->keys[level].client.key.len == 0) { |
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8097
diff
changeset
|
1914 return; |
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8097
diff
changeset
|
1915 } |
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8097
diff
changeset
|
1916 |
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8097
diff
changeset
|
1917 qc->keys[level].client.key.len = 0; |
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8097
diff
changeset
|
1918 qc->pto_count = 0; |
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8097
diff
changeset
|
1919 |
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8097
diff
changeset
|
1920 ctx = ngx_quic_get_send_ctx(qc, level); |
8025
7f9938cbcd12
QUIC: fixed leak of bytes_in_flight on keys discard.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8024
diff
changeset
|
1921 |
7f9938cbcd12
QUIC: fixed leak of bytes_in_flight on keys discard.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8024
diff
changeset
|
1922 while (!ngx_queue_empty(&ctx->sent)) { |
7f9938cbcd12
QUIC: fixed leak of bytes_in_flight on keys discard.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8024
diff
changeset
|
1923 q = ngx_queue_head(&ctx->sent); |
7f9938cbcd12
QUIC: fixed leak of bytes_in_flight on keys discard.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8024
diff
changeset
|
1924 ngx_queue_remove(q); |
7f9938cbcd12
QUIC: fixed leak of bytes_in_flight on keys discard.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8024
diff
changeset
|
1925 |
7f9938cbcd12
QUIC: fixed leak of bytes_in_flight on keys discard.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8024
diff
changeset
|
1926 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:
8024
diff
changeset
|
1927 ngx_quic_congestion_ack(c, f); |
7f9938cbcd12
QUIC: fixed leak of bytes_in_flight on keys discard.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8024
diff
changeset
|
1928 ngx_quic_free_frame(c, f); |
7f9938cbcd12
QUIC: fixed leak of bytes_in_flight on keys discard.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8024
diff
changeset
|
1929 } |
7770
90f94413177e
TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7769
diff
changeset
|
1930 } |
90f94413177e
TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7769
diff
changeset
|
1931 |
90f94413177e
TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7769
diff
changeset
|
1932 |
90f94413177e
TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7769
diff
changeset
|
1933 static ngx_int_t |
7838 | 1934 ngx_quic_check_peer(ngx_quic_connection_t *qc, ngx_quic_header_t *pkt) |
1935 { | |
8098
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8097
diff
changeset
|
1936 ngx_str_t *dcid; |
8076
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8074
diff
changeset
|
1937 ngx_queue_t *q; |
8084
eece8e35e64d
QUIC: allowed old DCID for initial packets until first ACK.
Roman Arutyunyan <arut@nginx.com>
parents:
8083
diff
changeset
|
1938 ngx_quic_send_ctx_t *ctx; |
8076
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8074
diff
changeset
|
1939 ngx_quic_client_id_t *cid; |
7858
6e100d8c138a
Preserve original DCID and unbreak parsing 0-RTT packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7857
diff
changeset
|
1940 |
8098
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8097
diff
changeset
|
1941 dcid = (pkt->level == ssl_encryption_early_data) ? &qc->odcid : &qc->dcid; |
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8097
diff
changeset
|
1942 |
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8097
diff
changeset
|
1943 if (pkt->dcid.len == dcid->len |
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8097
diff
changeset
|
1944 && ngx_memcmp(pkt->dcid.data, dcid->data, dcid->len) == 0) |
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8097
diff
changeset
|
1945 { |
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8097
diff
changeset
|
1946 if (pkt->level == ssl_encryption_application) { |
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8097
diff
changeset
|
1947 return NGX_OK; |
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8097
diff
changeset
|
1948 } |
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8097
diff
changeset
|
1949 |
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8097
diff
changeset
|
1950 goto found; |
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8097
diff
changeset
|
1951 } |
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8097
diff
changeset
|
1952 |
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8097
diff
changeset
|
1953 /* |
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8097
diff
changeset
|
1954 * a packet sent in response to an initial client packet might be lost, |
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8097
diff
changeset
|
1955 * thus check also for old dcid |
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8097
diff
changeset
|
1956 */ |
8084
eece8e35e64d
QUIC: allowed old DCID for initial packets until first ACK.
Roman Arutyunyan <arut@nginx.com>
parents:
8083
diff
changeset
|
1957 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:
8083
diff
changeset
|
1958 |
8098
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8097
diff
changeset
|
1959 if (pkt->level == ssl_encryption_initial |
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8097
diff
changeset
|
1960 && ctx->largest_ack == (uint64_t) -1) |
8084
eece8e35e64d
QUIC: allowed old DCID for initial packets until first ACK.
Roman Arutyunyan <arut@nginx.com>
parents:
8083
diff
changeset
|
1961 { |
eece8e35e64d
QUIC: allowed old DCID for initial packets until first ACK.
Roman Arutyunyan <arut@nginx.com>
parents:
8083
diff
changeset
|
1962 if (pkt->dcid.len == qc->odcid.len |
eece8e35e64d
QUIC: allowed old DCID for initial packets until first ACK.
Roman Arutyunyan <arut@nginx.com>
parents:
8083
diff
changeset
|
1963 && 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:
8083
diff
changeset
|
1964 { |
eece8e35e64d
QUIC: allowed old DCID for initial packets until first ACK.
Roman Arutyunyan <arut@nginx.com>
parents:
8083
diff
changeset
|
1965 goto found; |
eece8e35e64d
QUIC: allowed old DCID for initial packets until first ACK.
Roman Arutyunyan <arut@nginx.com>
parents:
8083
diff
changeset
|
1966 } |
eece8e35e64d
QUIC: allowed old DCID for initial packets until first ACK.
Roman Arutyunyan <arut@nginx.com>
parents:
8083
diff
changeset
|
1967 } |
eece8e35e64d
QUIC: allowed old DCID for initial packets until first ACK.
Roman Arutyunyan <arut@nginx.com>
parents:
8083
diff
changeset
|
1968 |
eece8e35e64d
QUIC: allowed old DCID for initial packets until first ACK.
Roman Arutyunyan <arut@nginx.com>
parents:
8083
diff
changeset
|
1969 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:
8083
diff
changeset
|
1970 return NGX_ERROR; |
eece8e35e64d
QUIC: allowed old DCID for initial packets until first ACK.
Roman Arutyunyan <arut@nginx.com>
parents:
8083
diff
changeset
|
1971 |
eece8e35e64d
QUIC: allowed old DCID for initial packets until first ACK.
Roman Arutyunyan <arut@nginx.com>
parents:
8083
diff
changeset
|
1972 found: |
7838 | 1973 |
8076
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8074
diff
changeset
|
1974 for (q = ngx_queue_head(&qc->client_ids); |
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8074
diff
changeset
|
1975 q != ngx_queue_sentinel(&qc->client_ids); |
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8074
diff
changeset
|
1976 q = ngx_queue_next(q)) |
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8074
diff
changeset
|
1977 { |
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8074
diff
changeset
|
1978 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:
8074
diff
changeset
|
1979 |
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8074
diff
changeset
|
1980 if (pkt->scid.len == cid->len |
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8074
diff
changeset
|
1981 && ngx_memcmp(pkt->scid.data, cid->id, cid->len) == 0) |
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8074
diff
changeset
|
1982 { |
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8074
diff
changeset
|
1983 return NGX_OK; |
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8074
diff
changeset
|
1984 } |
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8074
diff
changeset
|
1985 } |
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8074
diff
changeset
|
1986 |
8098
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8097
diff
changeset
|
1987 ngx_log_error(NGX_LOG_INFO, pkt->log, 0, "quic unexpected quic scid"); |
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8097
diff
changeset
|
1988 return NGX_ERROR; |
7648
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
7646
diff
changeset
|
1989 } |
7637 | 1990 |
1991 | |
7691 | 1992 static ngx_int_t |
1993 ngx_quic_payload_handler(ngx_connection_t *c, ngx_quic_header_t *pkt) | |
1994 { | |
1995 u_char *end, *p; | |
1996 ssize_t len; | |
7844
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7842
diff
changeset
|
1997 ngx_uint_t ack_sent, do_close; |
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7842
diff
changeset
|
1998 ngx_quic_frame_t frame; |
7691 | 1999 ngx_quic_connection_t *qc; |
2000 | |
2001 qc = c->quic; | |
2002 | |
7832
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
2003 if (qc->closing) { |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
2004 /* |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
2005 * 10.1 Closing and Draining Connection States |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
2006 * ... delayed or reordered packets are properly discarded. |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
2007 * |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
2008 * An endpoint retains only enough information to generate |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
2009 * a packet containing a CONNECTION_CLOSE frame and to identify |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
2010 * packets as belonging to the connection. |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
2011 */ |
7953
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
7945
diff
changeset
|
2012 |
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
7945
diff
changeset
|
2013 qc->error_level = pkt->level; |
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
7945
diff
changeset
|
2014 qc->error = NGX_QUIC_ERR_NO_ERROR; |
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
7945
diff
changeset
|
2015 qc->error_reason = "connection is closing, packet discarded"; |
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
7945
diff
changeset
|
2016 qc->error_ftype = 0; |
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
7945
diff
changeset
|
2017 qc->error_app = 0; |
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
7945
diff
changeset
|
2018 |
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
7945
diff
changeset
|
2019 return ngx_quic_send_cc(c); |
7832
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
2020 } |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
2021 |
7691 | 2022 p = pkt->payload.data; |
2023 end = p + pkt->payload.len; | |
2024 | |
7844
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7842
diff
changeset
|
2025 ack_sent = 0; |
7691 | 2026 do_close = 0; |
2027 | |
2028 while (p < end) { | |
2029 | |
7741 | 2030 c->log->action = "parsing frames"; |
2031 | |
7706
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7705
diff
changeset
|
2032 len = ngx_quic_parse_frame(pkt, p, end, &frame); |
7717
c217a907ce42
Added checks for permitted frame types.
Vladimir Homutov <vl@nginx.com>
parents:
7713
diff
changeset
|
2033 |
7691 | 2034 if (len < 0) { |
7862
fb7422074258
Added generation of CC frames with error on connection termination.
Vladimir Homutov <vl@nginx.com>
parents:
7861
diff
changeset
|
2035 qc->error = pkt->error; |
7691 | 2036 return NGX_ERROR; |
2037 } | |
2038 | |
7741 | 2039 c->log->action = "handling frames"; |
2040 | |
7691 | 2041 p += len; |
2042 | |
2043 switch (frame.type) { | |
2044 | |
2045 case NGX_QUIC_FT_ACK: | |
2046 if (ngx_quic_handle_ack_frame(c, pkt, &frame.u.ack) != NGX_OK) { | |
2047 return NGX_ERROR; | |
2048 } | |
2049 | |
7844
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7842
diff
changeset
|
2050 continue; |
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7842
diff
changeset
|
2051 |
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7842
diff
changeset
|
2052 case NGX_QUIC_FT_PADDING: |
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7842
diff
changeset
|
2053 /* no action required */ |
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7842
diff
changeset
|
2054 continue; |
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7842
diff
changeset
|
2055 |
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7842
diff
changeset
|
2056 case NGX_QUIC_FT_CONNECTION_CLOSE: |
7953
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
7945
diff
changeset
|
2057 case NGX_QUIC_FT_CONNECTION_CLOSE_APP: |
7844
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7842
diff
changeset
|
2058 do_close = 1; |
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7842
diff
changeset
|
2059 continue; |
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7842
diff
changeset
|
2060 } |
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7842
diff
changeset
|
2061 |
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7842
diff
changeset
|
2062 /* got there with ack-eliciting packet */ |
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7842
diff
changeset
|
2063 |
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7842
diff
changeset
|
2064 if (!ack_sent) { |
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7842
diff
changeset
|
2065 if (ngx_quic_send_ack(c, pkt) != NGX_OK) { |
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7842
diff
changeset
|
2066 return NGX_ERROR; |
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7842
diff
changeset
|
2067 } |
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7842
diff
changeset
|
2068 |
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7842
diff
changeset
|
2069 ack_sent = 1; |
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7842
diff
changeset
|
2070 } |
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7842
diff
changeset
|
2071 |
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7842
diff
changeset
|
2072 switch (frame.type) { |
7691 | 2073 |
2074 case NGX_QUIC_FT_CRYPTO: | |
2075 | |
7810
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2076 if (ngx_quic_handle_crypto_frame(c, pkt, &frame) != NGX_OK) { |
7691 | 2077 return NGX_ERROR; |
2078 } | |
2079 | |
2080 break; | |
2081 | |
2082 case NGX_QUIC_FT_PING: | |
2083 break; | |
2084 | |
2085 case NGX_QUIC_FT_STREAM0: | |
2086 case NGX_QUIC_FT_STREAM1: | |
2087 case NGX_QUIC_FT_STREAM2: | |
2088 case NGX_QUIC_FT_STREAM3: | |
2089 case NGX_QUIC_FT_STREAM4: | |
2090 case NGX_QUIC_FT_STREAM5: | |
2091 case NGX_QUIC_FT_STREAM6: | |
2092 case NGX_QUIC_FT_STREAM7: | |
2093 | |
7811
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
7810
diff
changeset
|
2094 if (ngx_quic_handle_stream_frame(c, pkt, &frame) != NGX_OK) { |
7691 | 2095 return NGX_ERROR; |
2096 } | |
2097 | |
2098 break; | |
2099 | |
7703
ff540f13d95d
MAX_DATA frame parser/handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7702
diff
changeset
|
2100 case NGX_QUIC_FT_MAX_DATA: |
7842
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
2101 |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
2102 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:
7841
diff
changeset
|
2103 { |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
2104 return NGX_ERROR; |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
2105 } |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
2106 |
7703
ff540f13d95d
MAX_DATA frame parser/handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7702
diff
changeset
|
2107 break; |
ff540f13d95d
MAX_DATA frame parser/handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7702
diff
changeset
|
2108 |
7702
d3b26c3bea22
Added parsing of STREAMS BLOCKED frames.
Vladimir Homutov <vl@nginx.com>
parents:
7701
diff
changeset
|
2109 case NGX_QUIC_FT_STREAMS_BLOCKED: |
d3b26c3bea22
Added parsing of STREAMS BLOCKED frames.
Vladimir Homutov <vl@nginx.com>
parents:
7701
diff
changeset
|
2110 case NGX_QUIC_FT_STREAMS_BLOCKED2: |
7711
a14afe21e692
Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents:
7707
diff
changeset
|
2111 |
a14afe21e692
Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents:
7707
diff
changeset
|
2112 if (ngx_quic_handle_streams_blocked_frame(c, pkt, |
a14afe21e692
Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents:
7707
diff
changeset
|
2113 &frame.u.streams_blocked) |
a14afe21e692
Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents:
7707
diff
changeset
|
2114 != NGX_OK) |
a14afe21e692
Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents:
7707
diff
changeset
|
2115 { |
a14afe21e692
Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents:
7707
diff
changeset
|
2116 return NGX_ERROR; |
a14afe21e692
Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents:
7707
diff
changeset
|
2117 } |
a14afe21e692
Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents:
7707
diff
changeset
|
2118 |
7702
d3b26c3bea22
Added parsing of STREAMS BLOCKED frames.
Vladimir Homutov <vl@nginx.com>
parents:
7701
diff
changeset
|
2119 break; |
d3b26c3bea22
Added parsing of STREAMS BLOCKED frames.
Vladimir Homutov <vl@nginx.com>
parents:
7701
diff
changeset
|
2120 |
7732
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
7731
diff
changeset
|
2121 case NGX_QUIC_FT_STREAM_DATA_BLOCKED: |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
7731
diff
changeset
|
2122 |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
7731
diff
changeset
|
2123 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:
7731
diff
changeset
|
2124 &frame.u.stream_data_blocked) |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
7731
diff
changeset
|
2125 != NGX_OK) |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
7731
diff
changeset
|
2126 { |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
7731
diff
changeset
|
2127 return NGX_ERROR; |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
7731
diff
changeset
|
2128 } |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
7731
diff
changeset
|
2129 |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
7731
diff
changeset
|
2130 break; |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
7731
diff
changeset
|
2131 |
7842
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
2132 case NGX_QUIC_FT_MAX_STREAM_DATA: |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
2133 |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
2134 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:
7841
diff
changeset
|
2135 &frame.u.max_stream_data) |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
2136 != NGX_OK) |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
2137 { |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
2138 return NGX_ERROR; |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
2139 } |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
2140 |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
2141 break; |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
2142 |
7923
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7922
diff
changeset
|
2143 case NGX_QUIC_FT_RESET_STREAM: |
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7922
diff
changeset
|
2144 |
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7922
diff
changeset
|
2145 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:
7922
diff
changeset
|
2146 &frame.u.reset_stream) |
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7922
diff
changeset
|
2147 != NGX_OK) |
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7922
diff
changeset
|
2148 { |
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7922
diff
changeset
|
2149 return NGX_ERROR; |
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7922
diff
changeset
|
2150 } |
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7922
diff
changeset
|
2151 |
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7922
diff
changeset
|
2152 break; |
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7922
diff
changeset
|
2153 |
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7922
diff
changeset
|
2154 case NGX_QUIC_FT_STOP_SENDING: |
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7922
diff
changeset
|
2155 |
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7922
diff
changeset
|
2156 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:
7922
diff
changeset
|
2157 &frame.u.stop_sending) |
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7922
diff
changeset
|
2158 != NGX_OK) |
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7922
diff
changeset
|
2159 { |
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7922
diff
changeset
|
2160 return NGX_ERROR; |
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7922
diff
changeset
|
2161 } |
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7922
diff
changeset
|
2162 |
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7922
diff
changeset
|
2163 break; |
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7922
diff
changeset
|
2164 |
8013
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8004
diff
changeset
|
2165 case NGX_QUIC_FT_MAX_STREAMS: |
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8004
diff
changeset
|
2166 case NGX_QUIC_FT_MAX_STREAMS2: |
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8004
diff
changeset
|
2167 |
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8004
diff
changeset
|
2168 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:
8004
diff
changeset
|
2169 != NGX_OK) |
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8004
diff
changeset
|
2170 { |
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8004
diff
changeset
|
2171 return NGX_ERROR; |
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8004
diff
changeset
|
2172 } |
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8004
diff
changeset
|
2173 |
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8004
diff
changeset
|
2174 break; |
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8004
diff
changeset
|
2175 |
8069
4ff2a0b747d1
QUIC: handle PATH_CHALLENGE frame.
Roman Arutyunyan <arut@nginx.com>
parents:
8068
diff
changeset
|
2176 case NGX_QUIC_FT_PATH_CHALLENGE: |
4ff2a0b747d1
QUIC: handle PATH_CHALLENGE frame.
Roman Arutyunyan <arut@nginx.com>
parents:
8068
diff
changeset
|
2177 |
4ff2a0b747d1
QUIC: handle PATH_CHALLENGE frame.
Roman Arutyunyan <arut@nginx.com>
parents:
8068
diff
changeset
|
2178 if (ngx_quic_handle_path_challenge_frame(c, pkt, |
4ff2a0b747d1
QUIC: handle PATH_CHALLENGE frame.
Roman Arutyunyan <arut@nginx.com>
parents:
8068
diff
changeset
|
2179 &frame.u.path_challenge) |
4ff2a0b747d1
QUIC: handle PATH_CHALLENGE frame.
Roman Arutyunyan <arut@nginx.com>
parents:
8068
diff
changeset
|
2180 != NGX_OK) |
4ff2a0b747d1
QUIC: handle PATH_CHALLENGE frame.
Roman Arutyunyan <arut@nginx.com>
parents:
8068
diff
changeset
|
2181 { |
4ff2a0b747d1
QUIC: handle PATH_CHALLENGE frame.
Roman Arutyunyan <arut@nginx.com>
parents:
8068
diff
changeset
|
2182 return NGX_ERROR; |
4ff2a0b747d1
QUIC: handle PATH_CHALLENGE frame.
Roman Arutyunyan <arut@nginx.com>
parents:
8068
diff
changeset
|
2183 } |
4ff2a0b747d1
QUIC: handle PATH_CHALLENGE frame.
Roman Arutyunyan <arut@nginx.com>
parents:
8068
diff
changeset
|
2184 |
4ff2a0b747d1
QUIC: handle PATH_CHALLENGE frame.
Roman Arutyunyan <arut@nginx.com>
parents:
8068
diff
changeset
|
2185 break; |
4ff2a0b747d1
QUIC: handle PATH_CHALLENGE frame.
Roman Arutyunyan <arut@nginx.com>
parents:
8068
diff
changeset
|
2186 |
7791
9b9d592c0da3
Ignore non-yet-implemented frames.
Vladimir Homutov <vl@nginx.com>
parents:
7788
diff
changeset
|
2187 case NGX_QUIC_FT_NEW_CONNECTION_ID: |
8076
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8074
diff
changeset
|
2188 |
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8074
diff
changeset
|
2189 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:
8074
diff
changeset
|
2190 != NGX_OK) |
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8074
diff
changeset
|
2191 { |
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8074
diff
changeset
|
2192 return NGX_ERROR; |
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8074
diff
changeset
|
2193 } |
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8074
diff
changeset
|
2194 |
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8074
diff
changeset
|
2195 break; |
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8074
diff
changeset
|
2196 |
7791
9b9d592c0da3
Ignore non-yet-implemented frames.
Vladimir Homutov <vl@nginx.com>
parents:
7788
diff
changeset
|
2197 case NGX_QUIC_FT_RETIRE_CONNECTION_ID: |
9b9d592c0da3
Ignore non-yet-implemented frames.
Vladimir Homutov <vl@nginx.com>
parents:
7788
diff
changeset
|
2198 case NGX_QUIC_FT_PATH_RESPONSE: |
9b9d592c0da3
Ignore non-yet-implemented frames.
Vladimir Homutov <vl@nginx.com>
parents:
7788
diff
changeset
|
2199 |
9b9d592c0da3
Ignore non-yet-implemented frames.
Vladimir Homutov <vl@nginx.com>
parents:
7788
diff
changeset
|
2200 /* TODO: handle */ |
9b9d592c0da3
Ignore non-yet-implemented frames.
Vladimir Homutov <vl@nginx.com>
parents:
7788
diff
changeset
|
2201 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, c->log, 0, |
7836 | 2202 "quic frame handler not implemented"); |
7791
9b9d592c0da3
Ignore non-yet-implemented frames.
Vladimir Homutov <vl@nginx.com>
parents:
7788
diff
changeset
|
2203 break; |
9b9d592c0da3
Ignore non-yet-implemented frames.
Vladimir Homutov <vl@nginx.com>
parents:
7788
diff
changeset
|
2204 |
7691 | 2205 default: |
7823
4e4485793418
Added MAX_STREAM_DATA stub handler.
Vladimir Homutov <vl@nginx.com>
parents:
7822
diff
changeset
|
2206 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, c->log, 0, |
7836 | 2207 "quic missing frame handler"); |
7691 | 2208 return NGX_ERROR; |
2209 } | |
2210 } | |
2211 | |
2212 if (p != end) { | |
2213 ngx_log_error(NGX_LOG_INFO, c->log, 0, | |
7838 | 2214 "quic trailing garbage in payload: %ui bytes", end - p); |
7862
fb7422074258
Added generation of CC frames with error on connection termination.
Vladimir Homutov <vl@nginx.com>
parents:
7861
diff
changeset
|
2215 |
fb7422074258
Added generation of CC frames with error on connection termination.
Vladimir Homutov <vl@nginx.com>
parents:
7861
diff
changeset
|
2216 qc->error = NGX_QUIC_ERR_FRAME_ENCODING_ERROR; |
7691 | 2217 return NGX_ERROR; |
2218 } | |
2219 | |
2220 if (do_close) { | |
7832
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
2221 qc->draining = 1; |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
2222 ngx_quic_close_connection(c, NGX_OK); |
7691 | 2223 } |
2224 | |
7844
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7842
diff
changeset
|
2225 return NGX_OK; |
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7842
diff
changeset
|
2226 } |
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7842
diff
changeset
|
2227 |
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7842
diff
changeset
|
2228 |
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7842
diff
changeset
|
2229 static ngx_int_t |
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7842
diff
changeset
|
2230 ngx_quic_send_ack(ngx_connection_t *c, ngx_quic_header_t *pkt) |
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7842
diff
changeset
|
2231 { |
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7842
diff
changeset
|
2232 ngx_quic_frame_t *frame; |
7691 | 2233 |
7741 | 2234 c->log->action = "generating acknowledgment"; |
2235 | |
7844
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7842
diff
changeset
|
2236 /* every ACK-eliciting packet is acknowledged, TODO ACK Ranges */ |
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7842
diff
changeset
|
2237 |
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7842
diff
changeset
|
2238 frame = ngx_quic_alloc_frame(c, 0); |
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7842
diff
changeset
|
2239 if (frame == NULL) { |
7691 | 2240 return NGX_ERROR; |
2241 } | |
2242 | |
7844
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7842
diff
changeset
|
2243 frame->level = (pkt->level == ssl_encryption_early_data) |
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7842
diff
changeset
|
2244 ? ssl_encryption_application |
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7842
diff
changeset
|
2245 : pkt->level; |
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7842
diff
changeset
|
2246 |
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7842
diff
changeset
|
2247 frame->type = NGX_QUIC_FT_ACK; |
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7842
diff
changeset
|
2248 frame->u.ack.largest = pkt->pn; |
7988
0d1ad81dd65c
QUIC: delay field of an ACK frame is now calculated.
Vladimir Homutov <vl@nginx.com>
parents:
7987
diff
changeset
|
2249 frame->u.ack.delay = ngx_quic_ack_delay(c, &pkt->received, frame->level); |
7844
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7842
diff
changeset
|
2250 |
7996
d2f716e668e8
Fixed format specifiers.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7995
diff
changeset
|
2251 ngx_sprintf(frame->info, "ACK for PN=%uL from frame handler level=%d", |
7844
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7842
diff
changeset
|
2252 pkt->pn, frame->level); |
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7842
diff
changeset
|
2253 ngx_quic_queue_frame(c->quic, frame); |
7691 | 2254 |
7775 | 2255 return NGX_OK; |
7691 | 2256 } |
2257 | |
2258 | |
2259 static ngx_int_t | |
7988
0d1ad81dd65c
QUIC: delay field of an ACK frame is now calculated.
Vladimir Homutov <vl@nginx.com>
parents:
7987
diff
changeset
|
2260 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:
7987
diff
changeset
|
2261 enum ssl_encryption_level_t level) |
0d1ad81dd65c
QUIC: delay field of an ACK frame is now calculated.
Vladimir Homutov <vl@nginx.com>
parents:
7987
diff
changeset
|
2262 { |
0d1ad81dd65c
QUIC: delay field of an ACK frame is now calculated.
Vladimir Homutov <vl@nginx.com>
parents:
7987
diff
changeset
|
2263 ngx_int_t ack_delay; |
0d1ad81dd65c
QUIC: delay field of an ACK frame is now calculated.
Vladimir Homutov <vl@nginx.com>
parents:
7987
diff
changeset
|
2264 struct timeval tv; |
0d1ad81dd65c
QUIC: delay field of an ACK frame is now calculated.
Vladimir Homutov <vl@nginx.com>
parents:
7987
diff
changeset
|
2265 |
0d1ad81dd65c
QUIC: delay field of an ACK frame is now calculated.
Vladimir Homutov <vl@nginx.com>
parents:
7987
diff
changeset
|
2266 ack_delay = 0; |
0d1ad81dd65c
QUIC: delay field of an ACK frame is now calculated.
Vladimir Homutov <vl@nginx.com>
parents:
7987
diff
changeset
|
2267 |
0d1ad81dd65c
QUIC: delay field of an ACK frame is now calculated.
Vladimir Homutov <vl@nginx.com>
parents:
7987
diff
changeset
|
2268 if (level == ssl_encryption_application) { |
0d1ad81dd65c
QUIC: delay field of an ACK frame is now calculated.
Vladimir Homutov <vl@nginx.com>
parents:
7987
diff
changeset
|
2269 ngx_gettimeofday(&tv); |
0d1ad81dd65c
QUIC: delay field of an ACK frame is now calculated.
Vladimir Homutov <vl@nginx.com>
parents:
7987
diff
changeset
|
2270 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:
7987
diff
changeset
|
2271 + tv.tv_usec - received->tv_usec; |
0d1ad81dd65c
QUIC: delay field of an ACK frame is now calculated.
Vladimir Homutov <vl@nginx.com>
parents:
7987
diff
changeset
|
2272 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:
7987
diff
changeset
|
2273 } |
0d1ad81dd65c
QUIC: delay field of an ACK frame is now calculated.
Vladimir Homutov <vl@nginx.com>
parents:
7987
diff
changeset
|
2274 |
0d1ad81dd65c
QUIC: delay field of an ACK frame is now calculated.
Vladimir Homutov <vl@nginx.com>
parents:
7987
diff
changeset
|
2275 return ack_delay; |
0d1ad81dd65c
QUIC: delay field of an ACK frame is now calculated.
Vladimir Homutov <vl@nginx.com>
parents:
7987
diff
changeset
|
2276 } |
0d1ad81dd65c
QUIC: delay field of an ACK frame is now calculated.
Vladimir Homutov <vl@nginx.com>
parents:
7987
diff
changeset
|
2277 |
0d1ad81dd65c
QUIC: delay field of an ACK frame is now calculated.
Vladimir Homutov <vl@nginx.com>
parents:
7987
diff
changeset
|
2278 |
0d1ad81dd65c
QUIC: delay field of an ACK frame is now calculated.
Vladimir Homutov <vl@nginx.com>
parents:
7987
diff
changeset
|
2279 static ngx_int_t |
7953
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
7945
diff
changeset
|
2280 ngx_quic_send_cc(ngx_connection_t *c) |
7832
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
2281 { |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
2282 ngx_quic_frame_t *frame; |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
2283 ngx_quic_connection_t *qc; |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
2284 |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
2285 qc = c->quic; |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
2286 |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
2287 if (qc->draining) { |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
2288 return NGX_OK; |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
2289 } |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
2290 |
8099
b4ef79ef1c23
QUIC: refined the "c->quic->initialized" flag usage.
Vladimir Homutov <vl@nginx.com>
parents:
8098
diff
changeset
|
2291 if (!qc->initialized) { |
b4ef79ef1c23
QUIC: refined the "c->quic->initialized" flag usage.
Vladimir Homutov <vl@nginx.com>
parents:
8098
diff
changeset
|
2292 /* try to initialize secrets to send an early error */ |
b4ef79ef1c23
QUIC: refined the "c->quic->initialized" flag usage.
Vladimir Homutov <vl@nginx.com>
parents:
8098
diff
changeset
|
2293 if (ngx_quic_init_secrets(c) != NGX_OK) { |
b4ef79ef1c23
QUIC: refined the "c->quic->initialized" flag usage.
Vladimir Homutov <vl@nginx.com>
parents:
8098
diff
changeset
|
2294 return NGX_OK; |
b4ef79ef1c23
QUIC: refined the "c->quic->initialized" flag usage.
Vladimir Homutov <vl@nginx.com>
parents:
8098
diff
changeset
|
2295 } |
b4ef79ef1c23
QUIC: refined the "c->quic->initialized" flag usage.
Vladimir Homutov <vl@nginx.com>
parents:
8098
diff
changeset
|
2296 } |
b4ef79ef1c23
QUIC: refined the "c->quic->initialized" flag usage.
Vladimir Homutov <vl@nginx.com>
parents:
8098
diff
changeset
|
2297 |
7832
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
2298 if (qc->closing |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
2299 && 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:
7831
diff
changeset
|
2300 { |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
2301 /* dot not send CC too often */ |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
2302 return NGX_OK; |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
2303 } |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
2304 |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
2305 frame = ngx_quic_alloc_frame(c, 0); |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
2306 if (frame == NULL) { |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
2307 return NGX_ERROR; |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
2308 } |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
2309 |
7953
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
7945
diff
changeset
|
2310 frame->level = qc->error_level; |
7832
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
2311 frame->type = NGX_QUIC_FT_CONNECTION_CLOSE; |
7953
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
7945
diff
changeset
|
2312 frame->u.close.error_code = qc->error; |
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
7945
diff
changeset
|
2313 frame->u.close.frame_type = qc->error_ftype; |
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
7945
diff
changeset
|
2314 frame->u.close.app = qc->error_app; |
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
7945
diff
changeset
|
2315 |
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
7945
diff
changeset
|
2316 if (qc->error_reason) { |
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
7945
diff
changeset
|
2317 frame->u.close.reason.len = ngx_strlen(qc->error_reason); |
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
7945
diff
changeset
|
2318 frame->u.close.reason.data = (u_char *) qc->error_reason; |
7876
ffd362e87eb2
Added more context to CONNECTION CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
7875
diff
changeset
|
2319 } |
ffd362e87eb2
Added more context to CONNECTION CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
7875
diff
changeset
|
2320 |
ffd362e87eb2
Added more context to CONNECTION CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
7875
diff
changeset
|
2321 ngx_snprintf(frame->info, sizeof(frame->info) - 1, |
7953
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
7945
diff
changeset
|
2322 "CONNECTION_CLOSE%s err:%ui level:%d ft:%ui reason:\"%s\"", |
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
7945
diff
changeset
|
2323 qc->error_app ? "_APP" : "", qc->error, qc->error_level, |
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
7945
diff
changeset
|
2324 qc->error_ftype, qc->error_reason ? qc->error_reason : "-"); |
7832
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
2325 |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
2326 ngx_quic_queue_frame(c->quic, frame); |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
2327 |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
2328 qc->last_cc = ngx_current_msec; |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
2329 |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
2330 return ngx_quic_output(c); |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
2331 } |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
2332 |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
2333 |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
2334 static ngx_int_t |
7861
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7860
diff
changeset
|
2335 ngx_quic_send_new_token(ngx_connection_t *c) |
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7860
diff
changeset
|
2336 { |
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7860
diff
changeset
|
2337 ngx_str_t token; |
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7860
diff
changeset
|
2338 ngx_quic_frame_t *frame; |
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7860
diff
changeset
|
2339 |
7999
0d2b2664b41c
QUIC: added "quic" listen parameter.
Roman Arutyunyan <arut@nginx.com>
parents:
7998
diff
changeset
|
2340 if (!c->quic->conf->retry) { |
7861
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7860
diff
changeset
|
2341 return NGX_OK; |
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7860
diff
changeset
|
2342 } |
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7860
diff
changeset
|
2343 |
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7860
diff
changeset
|
2344 if (ngx_quic_new_token(c, &token) != NGX_OK) { |
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7860
diff
changeset
|
2345 return NGX_ERROR; |
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7860
diff
changeset
|
2346 } |
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7860
diff
changeset
|
2347 |
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7860
diff
changeset
|
2348 frame = ngx_quic_alloc_frame(c, 0); |
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7860
diff
changeset
|
2349 if (frame == NULL) { |
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7860
diff
changeset
|
2350 return NGX_ERROR; |
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7860
diff
changeset
|
2351 } |
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7860
diff
changeset
|
2352 |
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7860
diff
changeset
|
2353 frame->level = ssl_encryption_application; |
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7860
diff
changeset
|
2354 frame->type = NGX_QUIC_FT_NEW_TOKEN; |
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7860
diff
changeset
|
2355 frame->u.token.length = token.len; |
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7860
diff
changeset
|
2356 frame->u.token.data = token.data; |
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7860
diff
changeset
|
2357 ngx_sprintf(frame->info, "NEW_TOKEN"); |
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7860
diff
changeset
|
2358 ngx_quic_queue_frame(c->quic, frame); |
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7860
diff
changeset
|
2359 |
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7860
diff
changeset
|
2360 return NGX_OK; |
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7860
diff
changeset
|
2361 } |
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7860
diff
changeset
|
2362 |
7945 | 2363 |
7861
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7860
diff
changeset
|
2364 static ngx_int_t |
7691 | 2365 ngx_quic_handle_ack_frame(ngx_connection_t *c, ngx_quic_header_t *pkt, |
7774
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
2366 ngx_quic_ack_frame_t *ack) |
7691 | 2367 { |
7989
9ed4c12ec948
QUIC: caching c->quic in the ngx_quic_handle_ack_frame() function.
Vladimir Homutov <vl@nginx.com>
parents:
7988
diff
changeset
|
2368 ssize_t n; |
9ed4c12ec948
QUIC: caching c->quic in the ngx_quic_handle_ack_frame() function.
Vladimir Homutov <vl@nginx.com>
parents:
7988
diff
changeset
|
2369 u_char *pos, *end; |
8020
69033a50c3ae
QUIC: fixed ACK Ranges processing.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8019
diff
changeset
|
2370 uint64_t min, max, gap, range; |
7989
9ed4c12ec948
QUIC: caching c->quic in the ngx_quic_handle_ack_frame() function.
Vladimir Homutov <vl@nginx.com>
parents:
7988
diff
changeset
|
2371 ngx_msec_t send_time; |
8020
69033a50c3ae
QUIC: fixed ACK Ranges processing.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8019
diff
changeset
|
2372 ngx_uint_t i; |
7989
9ed4c12ec948
QUIC: caching c->quic in the ngx_quic_handle_ack_frame() function.
Vladimir Homutov <vl@nginx.com>
parents:
7988
diff
changeset
|
2373 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:
7988
diff
changeset
|
2374 ngx_quic_connection_t *qc; |
9ed4c12ec948
QUIC: caching c->quic in the ngx_quic_handle_ack_frame() function.
Vladimir Homutov <vl@nginx.com>
parents:
7988
diff
changeset
|
2375 |
9ed4c12ec948
QUIC: caching c->quic in the ngx_quic_handle_ack_frame() function.
Vladimir Homutov <vl@nginx.com>
parents:
7988
diff
changeset
|
2376 qc = c->quic; |
9ed4c12ec948
QUIC: caching c->quic in the ngx_quic_handle_ack_frame() function.
Vladimir Homutov <vl@nginx.com>
parents:
7988
diff
changeset
|
2377 |
9ed4c12ec948
QUIC: caching c->quic in the ngx_quic_handle_ack_frame() function.
Vladimir Homutov <vl@nginx.com>
parents:
7988
diff
changeset
|
2378 ctx = ngx_quic_get_send_ctx(qc, pkt->level); |
7774
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
2379 |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
2380 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0, |
7836 | 2381 "quic ngx_quic_handle_ack_frame level %d", pkt->level); |
7774
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
2382 |
7792 | 2383 /* |
7862
fb7422074258
Added generation of CC frames with error on connection termination.
Vladimir Homutov <vl@nginx.com>
parents:
7861
diff
changeset
|
2384 * 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:
7861
diff
changeset
|
2385 * 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:
7861
diff
changeset
|
2386 * (19.3.1) |
7792 | 2387 */ |
2388 | |
7774
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
2389 if (ack->first_range > ack->largest) { |
7989
9ed4c12ec948
QUIC: caching c->quic in the ngx_quic_handle_ack_frame() function.
Vladimir Homutov <vl@nginx.com>
parents:
7988
diff
changeset
|
2390 qc->error = NGX_QUIC_ERR_FRAME_ENCODING_ERROR; |
7774
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
2391 ngx_log_error(NGX_LOG_INFO, c->log, 0, |
7838 | 2392 "quic invalid first range in ack frame"); |
7774
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
2393 return NGX_ERROR; |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
2394 } |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
2395 |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
2396 min = ack->largest - ack->first_range; |
7792 | 2397 max = ack->largest; |
2398 | |
7987
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
7953
diff
changeset
|
2399 if (ngx_quic_handle_ack_frame_range(c, ctx, min, max, &send_time) |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
7953
diff
changeset
|
2400 != NGX_OK) |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
7953
diff
changeset
|
2401 { |
7792 | 2402 return NGX_ERROR; |
2403 } | |
2404 | |
2405 /* 13.2.3. Receiver Tracking of ACK Frames */ | |
8050
6e1c88f82280
QUIC: changed ctx->largest_ack initial value to type maximum.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8027
diff
changeset
|
2406 if (ctx->largest_ack < max || ctx->largest_ack == (uint64_t) -1) { |
7808
bda817d16cc2
Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents:
7794
diff
changeset
|
2407 ctx->largest_ack = max; |
7792 | 2408 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0, |
8020
69033a50c3ae
QUIC: fixed ACK Ranges processing.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8019
diff
changeset
|
2409 "quic updated largest received ack: %uL", max); |
7987
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
7953
diff
changeset
|
2410 |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
7953
diff
changeset
|
2411 /* |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
7953
diff
changeset
|
2412 * An endpoint generates an RTT sample on receiving an |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
7953
diff
changeset
|
2413 * ACK frame that meets the following two conditions: |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
7953
diff
changeset
|
2414 * |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
7953
diff
changeset
|
2415 * - the largest acknowledged packet number is newly acknowledged |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
7953
diff
changeset
|
2416 * - at least one of the newly acknowledged packets was ack-eliciting. |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
7953
diff
changeset
|
2417 */ |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
7953
diff
changeset
|
2418 |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
7953
diff
changeset
|
2419 if (send_time != NGX_TIMER_INFINITE) { |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
7953
diff
changeset
|
2420 ngx_quic_rtt_sample(c, ack, pkt->level, send_time); |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
7953
diff
changeset
|
2421 } |
7792 | 2422 } |
2423 | |
2424 pos = ack->ranges_start; | |
2425 end = ack->ranges_end; | |
2426 | |
2427 for (i = 0; i < ack->range_count; i++) { | |
2428 | |
2429 n = ngx_quic_parse_ack_range(pkt, pos, end, &gap, &range); | |
2430 if (n == NGX_ERROR) { | |
2431 return NGX_ERROR; | |
2432 } | |
2433 pos += n; | |
2434 | |
8020
69033a50c3ae
QUIC: fixed ACK Ranges processing.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8019
diff
changeset
|
2435 if (gap + 2 > min) { |
7989
9ed4c12ec948
QUIC: caching c->quic in the ngx_quic_handle_ack_frame() function.
Vladimir Homutov <vl@nginx.com>
parents:
7988
diff
changeset
|
2436 qc->error = NGX_QUIC_ERR_FRAME_ENCODING_ERROR; |
7792 | 2437 ngx_log_error(NGX_LOG_INFO, c->log, 0, |
7838 | 2438 "quic invalid range %ui in ack frame", i); |
7792 | 2439 return NGX_ERROR; |
2440 } | |
2441 | |
8020
69033a50c3ae
QUIC: fixed ACK Ranges processing.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8019
diff
changeset
|
2442 max = min - gap - 2; |
69033a50c3ae
QUIC: fixed ACK Ranges processing.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8019
diff
changeset
|
2443 |
69033a50c3ae
QUIC: fixed ACK Ranges processing.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8019
diff
changeset
|
2444 if (range > max) { |
7989
9ed4c12ec948
QUIC: caching c->quic in the ngx_quic_handle_ack_frame() function.
Vladimir Homutov <vl@nginx.com>
parents:
7988
diff
changeset
|
2445 qc->error = NGX_QUIC_ERR_FRAME_ENCODING_ERROR; |
7792 | 2446 ngx_log_error(NGX_LOG_INFO, c->log, 0, |
7838 | 2447 "quic invalid range %ui in ack frame", i); |
7792 | 2448 return NGX_ERROR; |
2449 } | |
2450 | |
8020
69033a50c3ae
QUIC: fixed ACK Ranges processing.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8019
diff
changeset
|
2451 min = max - range; |
7792 | 2452 |
7987
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
7953
diff
changeset
|
2453 if (ngx_quic_handle_ack_frame_range(c, ctx, min, max, &send_time) |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
7953
diff
changeset
|
2454 != NGX_OK) |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
7953
diff
changeset
|
2455 { |
7792 | 2456 return NGX_ERROR; |
2457 } | |
2458 } | |
2459 | |
8051
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8050
diff
changeset
|
2460 return ngx_quic_detect_lost(c); |
7792 | 2461 } |
2462 | |
2463 | |
2464 static ngx_int_t | |
7808
bda817d16cc2
Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents:
7794
diff
changeset
|
2465 ngx_quic_handle_ack_frame_range(ngx_connection_t *c, ngx_quic_send_ctx_t *ctx, |
7987
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
7953
diff
changeset
|
2466 uint64_t min, uint64_t max, ngx_msec_t *send_time) |
7792 | 2467 { |
7987
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
7953
diff
changeset
|
2468 uint64_t found_num; |
7841
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
2469 ngx_uint_t found; |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
2470 ngx_queue_t *q; |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
2471 ngx_quic_frame_t *f; |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
2472 ngx_quic_connection_t *qc; |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
2473 |
8020
69033a50c3ae
QUIC: fixed ACK Ranges processing.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8019
diff
changeset
|
2474 ngx_log_debug2(NGX_LOG_DEBUG_EVENT, c->log, 0, |
69033a50c3ae
QUIC: fixed ACK Ranges processing.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8019
diff
changeset
|
2475 "quic handle ack range: min:%uL max:%uL", min, max); |
69033a50c3ae
QUIC: fixed ACK Ranges processing.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8019
diff
changeset
|
2476 |
7841
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
2477 qc = c->quic; |
7774
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
2478 |
7987
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
7953
diff
changeset
|
2479 *send_time = NGX_TIMER_INFINITE; |
7774
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
2480 found = 0; |
7987
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
7953
diff
changeset
|
2481 found_num = 0; |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
7953
diff
changeset
|
2482 |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
7953
diff
changeset
|
2483 q = ngx_queue_last(&ctx->sent); |
7808
bda817d16cc2
Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents:
7794
diff
changeset
|
2484 |
bda817d16cc2
Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents:
7794
diff
changeset
|
2485 while (q != ngx_queue_sentinel(&ctx->sent)) { |
7774
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
2486 |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
2487 f = ngx_queue_data(q, ngx_quic_frame_t, queue); |
7987
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
7953
diff
changeset
|
2488 q = ngx_queue_prev(q); |
7774
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
2489 |
7792 | 2490 if (f->pnum >= min && f->pnum <= max) { |
7841
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
2491 ngx_quic_congestion_ack(c, f); |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
2492 |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
2493 ngx_quic_handle_stream_ack(c, f); |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
2494 |
7987
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
7953
diff
changeset
|
2495 if (f->pnum > found_num || !found) { |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
7953
diff
changeset
|
2496 *send_time = f->last; |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
7953
diff
changeset
|
2497 found_num = f->pnum; |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
7953
diff
changeset
|
2498 } |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
7953
diff
changeset
|
2499 |
7774
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
2500 ngx_queue_remove(&f->queue); |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
2501 ngx_quic_free_frame(c, f); |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
2502 found = 1; |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
2503 } |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
2504 } |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
2505 |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
2506 if (!found) { |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
2507 |
7932
4e75267865de
QUIC: fixed off-by-one in frame range handler.
Vladimir Homutov <vl@nginx.com>
parents:
7931
diff
changeset
|
2508 if (max < ctx->pnum) { |
7774
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
2509 /* duplicate ACK or ACK for non-ack-eliciting frame */ |
7792 | 2510 return NGX_OK; |
7774
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
2511 } |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
2512 |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
2513 ngx_log_error(NGX_LOG_INFO, c->log, 0, |
7878 | 2514 "quic ACK for the packet not sent"); |
7862
fb7422074258
Added generation of CC frames with error on connection termination.
Vladimir Homutov <vl@nginx.com>
parents:
7861
diff
changeset
|
2515 |
fb7422074258
Added generation of CC frames with error on connection termination.
Vladimir Homutov <vl@nginx.com>
parents:
7861
diff
changeset
|
2516 qc->error = NGX_QUIC_ERR_PROTOCOL_VIOLATION; |
7876
ffd362e87eb2
Added more context to CONNECTION CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
7875
diff
changeset
|
2517 qc->error_ftype = NGX_QUIC_FT_ACK; |
ffd362e87eb2
Added more context to CONNECTION CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
7875
diff
changeset
|
2518 qc->error_reason = "unknown packet number"; |
7862
fb7422074258
Added generation of CC frames with error on connection termination.
Vladimir Homutov <vl@nginx.com>
parents:
7861
diff
changeset
|
2519 |
7774
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
2520 return NGX_ERROR; |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
2521 } |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
2522 |
7841
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
2523 if (!qc->push.timer_set) { |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
2524 ngx_post_event(&qc->push, &ngx_posted_events); |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
2525 } |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
2526 |
7993
b276833111cf
QUIC: implemented probe timeout (PTO) calculation.
Vladimir Homutov <vl@nginx.com>
parents:
7992
diff
changeset
|
2527 qc->pto_count = 0; |
b276833111cf
QUIC: implemented probe timeout (PTO) calculation.
Vladimir Homutov <vl@nginx.com>
parents:
7992
diff
changeset
|
2528 |
7691 | 2529 return NGX_OK; |
2530 } | |
2531 | |
2532 | |
7841
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
2533 static void |
7987
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
7953
diff
changeset
|
2534 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:
7953
diff
changeset
|
2535 enum ssl_encryption_level_t level, ngx_msec_t send_time) |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
7953
diff
changeset
|
2536 { |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
7953
diff
changeset
|
2537 ngx_msec_t latest_rtt, ack_delay, adjusted_rtt, rttvar_sample; |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
7953
diff
changeset
|
2538 ngx_quic_connection_t *qc; |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
7953
diff
changeset
|
2539 |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
7953
diff
changeset
|
2540 qc = c->quic; |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
7953
diff
changeset
|
2541 |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
7953
diff
changeset
|
2542 latest_rtt = ngx_current_msec - send_time; |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
7953
diff
changeset
|
2543 qc->latest_rtt = latest_rtt; |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
7953
diff
changeset
|
2544 |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
7953
diff
changeset
|
2545 if (qc->min_rtt == NGX_TIMER_INFINITE) { |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
7953
diff
changeset
|
2546 qc->min_rtt = latest_rtt; |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
7953
diff
changeset
|
2547 qc->avg_rtt = latest_rtt; |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
7953
diff
changeset
|
2548 qc->rttvar = latest_rtt / 2; |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
7953
diff
changeset
|
2549 |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
7953
diff
changeset
|
2550 } else { |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
7953
diff
changeset
|
2551 qc->min_rtt = ngx_min(qc->min_rtt, latest_rtt); |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
7953
diff
changeset
|
2552 |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
7953
diff
changeset
|
2553 |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
7953
diff
changeset
|
2554 if (level == ssl_encryption_application) { |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
7953
diff
changeset
|
2555 ack_delay = ack->delay * (1 << qc->ctp.ack_delay_exponent) / 1000; |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
7953
diff
changeset
|
2556 ack_delay = ngx_min(ack_delay, qc->ctp.max_ack_delay); |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
7953
diff
changeset
|
2557 |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
7953
diff
changeset
|
2558 } else { |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
7953
diff
changeset
|
2559 ack_delay = 0; |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
7953
diff
changeset
|
2560 } |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
7953
diff
changeset
|
2561 |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
7953
diff
changeset
|
2562 adjusted_rtt = latest_rtt; |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
7953
diff
changeset
|
2563 |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
7953
diff
changeset
|
2564 if (qc->min_rtt + ack_delay < latest_rtt) { |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
7953
diff
changeset
|
2565 adjusted_rtt -= ack_delay; |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
7953
diff
changeset
|
2566 } |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
7953
diff
changeset
|
2567 |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
7953
diff
changeset
|
2568 qc->avg_rtt = 0.875 * qc->avg_rtt + 0.125 * adjusted_rtt; |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
7953
diff
changeset
|
2569 rttvar_sample = ngx_abs((ngx_msec_int_t) (qc->avg_rtt - adjusted_rtt)); |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
7953
diff
changeset
|
2570 qc->rttvar = 0.75 * qc->rttvar + 0.25 * rttvar_sample; |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
7953
diff
changeset
|
2571 } |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
7953
diff
changeset
|
2572 |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
7953
diff
changeset
|
2573 ngx_log_debug4(NGX_LOG_DEBUG_EVENT, c->log, 0, |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
7953
diff
changeset
|
2574 "quic rtt sample: latest %M, min %M, avg %M, var %M", |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
7953
diff
changeset
|
2575 latest_rtt, qc->min_rtt, qc->avg_rtt, qc->rttvar); |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
7953
diff
changeset
|
2576 } |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
7953
diff
changeset
|
2577 |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
7953
diff
changeset
|
2578 |
7993
b276833111cf
QUIC: implemented probe timeout (PTO) calculation.
Vladimir Homutov <vl@nginx.com>
parents:
7992
diff
changeset
|
2579 static ngx_inline ngx_msec_t |
b276833111cf
QUIC: implemented probe timeout (PTO) calculation.
Vladimir Homutov <vl@nginx.com>
parents:
7992
diff
changeset
|
2580 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:
7992
diff
changeset
|
2581 { |
b276833111cf
QUIC: implemented probe timeout (PTO) calculation.
Vladimir Homutov <vl@nginx.com>
parents:
7992
diff
changeset
|
2582 ngx_msec_t duration; |
b276833111cf
QUIC: implemented probe timeout (PTO) calculation.
Vladimir Homutov <vl@nginx.com>
parents:
7992
diff
changeset
|
2583 ngx_quic_connection_t *qc; |
b276833111cf
QUIC: implemented probe timeout (PTO) calculation.
Vladimir Homutov <vl@nginx.com>
parents:
7992
diff
changeset
|
2584 |
b276833111cf
QUIC: implemented probe timeout (PTO) calculation.
Vladimir Homutov <vl@nginx.com>
parents:
7992
diff
changeset
|
2585 qc = c->quic; |
b276833111cf
QUIC: implemented probe timeout (PTO) calculation.
Vladimir Homutov <vl@nginx.com>
parents:
7992
diff
changeset
|
2586 |
b276833111cf
QUIC: implemented probe timeout (PTO) calculation.
Vladimir Homutov <vl@nginx.com>
parents:
7992
diff
changeset
|
2587 /* PTO calculation: quic-recovery, Appendix 8 */ |
b276833111cf
QUIC: implemented probe timeout (PTO) calculation.
Vladimir Homutov <vl@nginx.com>
parents:
7992
diff
changeset
|
2588 duration = qc->avg_rtt; |
b276833111cf
QUIC: implemented probe timeout (PTO) calculation.
Vladimir Homutov <vl@nginx.com>
parents:
7992
diff
changeset
|
2589 |
b276833111cf
QUIC: implemented probe timeout (PTO) calculation.
Vladimir Homutov <vl@nginx.com>
parents:
7992
diff
changeset
|
2590 duration += ngx_max(4 * qc->rttvar, NGX_QUIC_TIME_GRANULARITY); |
b276833111cf
QUIC: implemented probe timeout (PTO) calculation.
Vladimir Homutov <vl@nginx.com>
parents:
7992
diff
changeset
|
2591 duration <<= qc->pto_count; |
b276833111cf
QUIC: implemented probe timeout (PTO) calculation.
Vladimir Homutov <vl@nginx.com>
parents:
7992
diff
changeset
|
2592 |
b276833111cf
QUIC: implemented probe timeout (PTO) calculation.
Vladimir Homutov <vl@nginx.com>
parents:
7992
diff
changeset
|
2593 if (qc->congestion.in_flight == 0) { /* no in-flight packets */ |
b276833111cf
QUIC: implemented probe timeout (PTO) calculation.
Vladimir Homutov <vl@nginx.com>
parents:
7992
diff
changeset
|
2594 return duration; |
b276833111cf
QUIC: implemented probe timeout (PTO) calculation.
Vladimir Homutov <vl@nginx.com>
parents:
7992
diff
changeset
|
2595 } |
b276833111cf
QUIC: implemented probe timeout (PTO) calculation.
Vladimir Homutov <vl@nginx.com>
parents:
7992
diff
changeset
|
2596 |
b276833111cf
QUIC: implemented probe timeout (PTO) calculation.
Vladimir Homutov <vl@nginx.com>
parents:
7992
diff
changeset
|
2597 if (ctx == &qc->send_ctx[2] && c->ssl->handshaked) { |
b276833111cf
QUIC: implemented probe timeout (PTO) calculation.
Vladimir Homutov <vl@nginx.com>
parents:
7992
diff
changeset
|
2598 /* application send space */ |
b276833111cf
QUIC: implemented probe timeout (PTO) calculation.
Vladimir Homutov <vl@nginx.com>
parents:
7992
diff
changeset
|
2599 |
b276833111cf
QUIC: implemented probe timeout (PTO) calculation.
Vladimir Homutov <vl@nginx.com>
parents:
7992
diff
changeset
|
2600 duration += qc->tp.max_ack_delay << qc->pto_count; |
b276833111cf
QUIC: implemented probe timeout (PTO) calculation.
Vladimir Homutov <vl@nginx.com>
parents:
7992
diff
changeset
|
2601 } |
b276833111cf
QUIC: implemented probe timeout (PTO) calculation.
Vladimir Homutov <vl@nginx.com>
parents:
7992
diff
changeset
|
2602 |
b276833111cf
QUIC: implemented probe timeout (PTO) calculation.
Vladimir Homutov <vl@nginx.com>
parents:
7992
diff
changeset
|
2603 return duration; |
b276833111cf
QUIC: implemented probe timeout (PTO) calculation.
Vladimir Homutov <vl@nginx.com>
parents:
7992
diff
changeset
|
2604 } |
b276833111cf
QUIC: implemented probe timeout (PTO) calculation.
Vladimir Homutov <vl@nginx.com>
parents:
7992
diff
changeset
|
2605 |
b276833111cf
QUIC: implemented probe timeout (PTO) calculation.
Vladimir Homutov <vl@nginx.com>
parents:
7992
diff
changeset
|
2606 |
7987
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
7953
diff
changeset
|
2607 static void |
7841
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
2608 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:
7840
diff
changeset
|
2609 { |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
2610 uint64_t sent, unacked; |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
2611 ngx_event_t *wev; |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
2612 ngx_quic_stream_t *sn; |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
2613 ngx_quic_connection_t *qc; |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
2614 |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
2615 if (f->type < NGX_QUIC_FT_STREAM0 || f->type > NGX_QUIC_FT_STREAM7) { |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
2616 return; |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
2617 } |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
2618 |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
2619 qc = c->quic; |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
2620 |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
2621 sn = ngx_quic_find_stream(&qc->streams.tree, f->u.stream.stream_id); |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
2622 if (sn == NULL) { |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
2623 return; |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
2624 } |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
2625 |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
2626 wev = sn->c->write; |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
2627 sent = sn->c->sent; |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
2628 unacked = sent - sn->acked; |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
2629 |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
2630 if (unacked >= NGX_QUIC_STREAM_BUFSIZE && wev->active) { |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
2631 wev->ready = 1; |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
2632 ngx_post_event(wev, &ngx_posted_events); |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
2633 } |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
2634 |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
2635 sn->acked += f->u.stream.length; |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
2636 |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
2637 ngx_log_debug3(NGX_LOG_DEBUG_EVENT, sn->c->log, 0, |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
2638 "quic stream ack %uL acked:%uL, unacked:%uL", |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
2639 f->u.stream.length, sn->acked, sent - sn->acked); |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
2640 } |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
2641 |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
2642 |
7691 | 2643 static ngx_int_t |
7810
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2644 ngx_quic_handle_ordered_frame(ngx_connection_t *c, ngx_quic_frames_stream_t *fs, |
7855
81a4f98a2556
Cleaned up reordering code.
Vladimir Homutov <vl@nginx.com>
parents:
7854
diff
changeset
|
2645 ngx_quic_frame_t *frame, ngx_quic_frame_handler_pt handler, void *data) |
7810
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2646 { |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2647 size_t full_len; |
7811
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
7810
diff
changeset
|
2648 ngx_int_t rc; |
7810
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2649 ngx_queue_t *q; |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2650 ngx_quic_ordered_frame_t *f; |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2651 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2652 f = &frame->u.ord; |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2653 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2654 if (f->offset > fs->received) { |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2655 ngx_log_debug2(NGX_LOG_DEBUG_EVENT, c->log, 0, |
7996
d2f716e668e8
Fixed format specifiers.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7995
diff
changeset
|
2656 "quic out-of-order frame: expecting %uL got %uL", |
7810
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2657 fs->received, f->offset); |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2658 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2659 return ngx_quic_buffer_frame(c, fs, frame); |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2660 } |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2661 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2662 if (f->offset < fs->received) { |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2663 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2664 if (ngx_quic_adjust_frame_offset(c, frame, fs->received) |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2665 == NGX_DONE) |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2666 { |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2667 /* old/duplicate data range */ |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2668 return NGX_OK; |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2669 } |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2670 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2671 /* intersecting data range, frame modified */ |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2672 } |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2673 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2674 /* f->offset == fs->received */ |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2675 |
7855
81a4f98a2556
Cleaned up reordering code.
Vladimir Homutov <vl@nginx.com>
parents:
7854
diff
changeset
|
2676 rc = handler(c, frame, data); |
7811
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
7810
diff
changeset
|
2677 if (rc == NGX_ERROR) { |
7691 | 2678 return NGX_ERROR; |
7811
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
7810
diff
changeset
|
2679 |
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
7810
diff
changeset
|
2680 } else if (rc == NGX_DONE) { |
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
7810
diff
changeset
|
2681 /* handler destroyed stream, queue no longer exists */ |
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
7810
diff
changeset
|
2682 return NGX_OK; |
7691 | 2683 } |
2684 | |
7811
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
7810
diff
changeset
|
2685 /* rc == NGX_OK */ |
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
7810
diff
changeset
|
2686 |
7810
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2687 fs->received += f->length; |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2688 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2689 /* now check the queue if we can continue with buffered frames */ |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2690 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2691 do { |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2692 q = ngx_queue_head(&fs->frames); |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2693 if (q == ngx_queue_sentinel(&fs->frames)) { |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2694 break; |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2695 } |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2696 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2697 frame = ngx_queue_data(q, ngx_quic_frame_t, queue); |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2698 f = &frame->u.ord; |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2699 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2700 if (f->offset > fs->received) { |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2701 /* gap found, nothing more to do */ |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2702 break; |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2703 } |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2704 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2705 full_len = f->length; |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2706 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2707 if (f->offset < fs->received) { |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2708 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2709 if (ngx_quic_adjust_frame_offset(c, frame, fs->received) |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2710 == NGX_DONE) |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2711 { |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2712 /* old/duplicate data range */ |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2713 ngx_queue_remove(q); |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2714 fs->total -= f->length; |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2715 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2716 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0, |
7836 | 2717 "quic skipped buffered frame, total %ui", |
2718 fs->total); | |
7810
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2719 ngx_quic_free_frame(c, frame); |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2720 continue; |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2721 } |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2722 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2723 /* frame was adjusted, proceed to input */ |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2724 } |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2725 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2726 /* f->offset == fs->received */ |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2727 |
7855
81a4f98a2556
Cleaned up reordering code.
Vladimir Homutov <vl@nginx.com>
parents:
7854
diff
changeset
|
2728 rc = handler(c, frame, data); |
7811
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
7810
diff
changeset
|
2729 |
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
7810
diff
changeset
|
2730 if (rc == NGX_ERROR) { |
7810
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2731 return NGX_ERROR; |
7811
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
7810
diff
changeset
|
2732 |
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
7810
diff
changeset
|
2733 } else if (rc == NGX_DONE) { |
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
7810
diff
changeset
|
2734 /* handler destroyed stream, queue no longer exists */ |
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
7810
diff
changeset
|
2735 return NGX_OK; |
7810
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2736 } |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2737 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2738 fs->received += f->length; |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2739 fs->total -= full_len; |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2740 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2741 ngx_queue_remove(q); |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2742 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2743 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0, |
7836 | 2744 "quic consumed buffered frame, total %ui", fs->total); |
7810
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2745 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2746 ngx_quic_free_frame(c, frame); |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2747 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2748 } while (1); |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2749 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2750 return NGX_OK; |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2751 } |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2752 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2753 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2754 static ngx_int_t |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2755 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:
7809
diff
changeset
|
2756 uint64_t offset_in) |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2757 { |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2758 size_t tail; |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2759 ngx_quic_ordered_frame_t *f; |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2760 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2761 f = &frame->u.ord; |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2762 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2763 tail = offset_in - f->offset; |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2764 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2765 if (tail >= f->length) { |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2766 /* range preceeding already received data or duplicate, ignore */ |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2767 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2768 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, c->log, 0, |
7836 | 2769 "quic old or duplicate data in ordered frame, ignored"); |
7810
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2770 return NGX_DONE; |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2771 } |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2772 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2773 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, c->log, 0, |
7836 | 2774 "quic adjusted ordered frame data start to expected offset"); |
7810
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2775 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2776 /* intersecting range: adjust data size */ |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2777 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2778 f->offset += tail; |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2779 f->data += tail; |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2780 f->length -= tail; |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2781 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2782 return NGX_OK; |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2783 } |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2784 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2785 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2786 static ngx_int_t |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2787 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:
7809
diff
changeset
|
2788 ngx_quic_frame_t *frame) |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2789 { |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2790 u_char *data; |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2791 ngx_queue_t *q; |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2792 ngx_quic_frame_t *dst, *item; |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2793 ngx_quic_ordered_frame_t *f, *df; |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2794 |
7836 | 2795 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, c->log, 0, |
2796 "quic ngx_quic_buffer_frame"); | |
7810
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2797 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2798 f = &frame->u.ord; |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2799 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2800 /* frame start offset is in the future, buffer it */ |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2801 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2802 dst = ngx_quic_alloc_frame(c, f->length); |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2803 if (dst == NULL) { |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2804 return NGX_ERROR; |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2805 } |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2806 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2807 data = dst->data; |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2808 ngx_memcpy(dst, frame, sizeof(ngx_quic_frame_t)); |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2809 dst->data = data; |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2810 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2811 ngx_memcpy(dst->data, f->data, f->length); |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2812 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2813 df = &dst->u.ord; |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2814 df->data = dst->data; |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2815 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2816 fs->total += f->length; |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2817 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2818 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0, |
7836 | 2819 "quic ordered frame with unexpected offset:" |
2820 " buffered, total %ui", fs->total); | |
7810
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2821 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2822 if (ngx_queue_empty(&fs->frames)) { |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2823 ngx_queue_insert_after(&fs->frames, &dst->queue); |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2824 return NGX_OK; |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2825 } |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2826 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2827 for (q = ngx_queue_last(&fs->frames); |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2828 q != ngx_queue_sentinel(&fs->frames); |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2829 q = ngx_queue_prev(q)) |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2830 { |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2831 item = ngx_queue_data(q, ngx_quic_frame_t, queue); |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2832 f = &item->u.ord; |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2833 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2834 if (f->offset < df->offset) { |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2835 ngx_queue_insert_after(q, &dst->queue); |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2836 return NGX_OK; |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2837 } |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2838 } |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2839 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2840 ngx_queue_insert_after(&fs->frames, &dst->queue); |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2841 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2842 return NGX_OK; |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2843 } |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2844 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2845 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2846 static ngx_int_t |
7812
76839f55bc48
Sorted functions and functions declarations.
Vladimir Homutov <vl@nginx.com>
parents:
7811
diff
changeset
|
2847 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:
7811
diff
changeset
|
2848 ngx_quic_frame_t *frame) |
76839f55bc48
Sorted functions and functions declarations.
Vladimir Homutov <vl@nginx.com>
parents:
7811
diff
changeset
|
2849 { |
8068
f882b1784f30
QUIC: enforce flow control on incoming STREAM and CRYPTO frames.
Roman Arutyunyan <arut@nginx.com>
parents:
8066
diff
changeset
|
2850 uint64_t last; |
7812
76839f55bc48
Sorted functions and functions declarations.
Vladimir Homutov <vl@nginx.com>
parents:
7811
diff
changeset
|
2851 ngx_quic_connection_t *qc; |
8068
f882b1784f30
QUIC: enforce flow control on incoming STREAM and CRYPTO frames.
Roman Arutyunyan <arut@nginx.com>
parents:
8066
diff
changeset
|
2852 ngx_quic_crypto_frame_t *f; |
7812
76839f55bc48
Sorted functions and functions declarations.
Vladimir Homutov <vl@nginx.com>
parents:
7811
diff
changeset
|
2853 ngx_quic_frames_stream_t *fs; |
76839f55bc48
Sorted functions and functions declarations.
Vladimir Homutov <vl@nginx.com>
parents:
7811
diff
changeset
|
2854 |
76839f55bc48
Sorted functions and functions declarations.
Vladimir Homutov <vl@nginx.com>
parents:
7811
diff
changeset
|
2855 qc = c->quic; |
76839f55bc48
Sorted functions and functions declarations.
Vladimir Homutov <vl@nginx.com>
parents:
7811
diff
changeset
|
2856 fs = &qc->crypto[pkt->level]; |
8068
f882b1784f30
QUIC: enforce flow control on incoming STREAM and CRYPTO frames.
Roman Arutyunyan <arut@nginx.com>
parents:
8066
diff
changeset
|
2857 f = &frame->u.crypto; |
f882b1784f30
QUIC: enforce flow control on incoming STREAM and CRYPTO frames.
Roman Arutyunyan <arut@nginx.com>
parents:
8066
diff
changeset
|
2858 |
f882b1784f30
QUIC: enforce flow control on incoming STREAM and CRYPTO frames.
Roman Arutyunyan <arut@nginx.com>
parents:
8066
diff
changeset
|
2859 /* 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:
8066
diff
changeset
|
2860 last = f->offset + f->length; |
f882b1784f30
QUIC: enforce flow control on incoming STREAM and CRYPTO frames.
Roman Arutyunyan <arut@nginx.com>
parents:
8066
diff
changeset
|
2861 |
f882b1784f30
QUIC: enforce flow control on incoming STREAM and CRYPTO frames.
Roman Arutyunyan <arut@nginx.com>
parents:
8066
diff
changeset
|
2862 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:
8066
diff
changeset
|
2863 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:
8066
diff
changeset
|
2864 return NGX_ERROR; |
f882b1784f30
QUIC: enforce flow control on incoming STREAM and CRYPTO frames.
Roman Arutyunyan <arut@nginx.com>
parents:
8066
diff
changeset
|
2865 } |
7812
76839f55bc48
Sorted functions and functions declarations.
Vladimir Homutov <vl@nginx.com>
parents:
7811
diff
changeset
|
2866 |
7855
81a4f98a2556
Cleaned up reordering code.
Vladimir Homutov <vl@nginx.com>
parents:
7854
diff
changeset
|
2867 return ngx_quic_handle_ordered_frame(c, fs, frame, ngx_quic_crypto_input, |
81a4f98a2556
Cleaned up reordering code.
Vladimir Homutov <vl@nginx.com>
parents:
7854
diff
changeset
|
2868 NULL); |
7812
76839f55bc48
Sorted functions and functions declarations.
Vladimir Homutov <vl@nginx.com>
parents:
7811
diff
changeset
|
2869 } |
76839f55bc48
Sorted functions and functions declarations.
Vladimir Homutov <vl@nginx.com>
parents:
7811
diff
changeset
|
2870 |
76839f55bc48
Sorted functions and functions declarations.
Vladimir Homutov <vl@nginx.com>
parents:
7811
diff
changeset
|
2871 |
76839f55bc48
Sorted functions and functions declarations.
Vladimir Homutov <vl@nginx.com>
parents:
7811
diff
changeset
|
2872 static ngx_int_t |
7855
81a4f98a2556
Cleaned up reordering code.
Vladimir Homutov <vl@nginx.com>
parents:
7854
diff
changeset
|
2873 ngx_quic_crypto_input(ngx_connection_t *c, ngx_quic_frame_t *frame, void *data) |
7810
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2874 { |
7996
d2f716e668e8
Fixed format specifiers.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7995
diff
changeset
|
2875 int n, sslerr; |
7810
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2876 ngx_ssl_conn_t *ssl_conn; |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2877 ngx_quic_crypto_frame_t *f; |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2878 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2879 f = &frame->u.crypto; |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2880 |
7691 | 2881 ssl_conn = c->ssl->connection; |
2882 | |
2883 ngx_log_debug2(NGX_LOG_DEBUG_EVENT, c->log, 0, | |
7836 | 2884 "quic SSL_quic_read_level: %d, SSL_quic_write_level: %d", |
7691 | 2885 (int) SSL_quic_read_level(ssl_conn), |
2886 (int) SSL_quic_write_level(ssl_conn)); | |
2887 | |
2888 if (!SSL_provide_quic_data(ssl_conn, SSL_quic_read_level(ssl_conn), | |
7810
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2889 f->data, f->length)) |
7691 | 2890 { |
2891 ngx_ssl_error(NGX_LOG_INFO, c->log, 0, | |
2892 "SSL_provide_quic_data() failed"); | |
2893 return NGX_ERROR; | |
2894 } | |
2895 | |
2896 n = SSL_do_handshake(ssl_conn); | |
2897 | |
2898 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0, "SSL_do_handshake: %d", n); | |
2899 | |
2900 if (n == -1) { | |
2901 sslerr = SSL_get_error(ssl_conn, n); | |
2902 | |
2903 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0, "SSL_get_error: %d", | |
2904 sslerr); | |
2905 | |
7766
23a2b5e7acc8
Improved SSL_do_handshake() error handling in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7765
diff
changeset
|
2906 if (sslerr != SSL_ERROR_WANT_READ) { |
7691 | 2907 ngx_ssl_error(NGX_LOG_ERR, c->log, 0, "SSL_do_handshake() failed"); |
7766
23a2b5e7acc8
Improved SSL_do_handshake() error handling in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7765
diff
changeset
|
2908 return NGX_ERROR; |
7691 | 2909 } |
7729
1295b293d09a
Connection states code cleanup.
Vladimir Homutov <vl@nginx.com>
parents:
7726
diff
changeset
|
2910 |
7768
76818c9cdd6f
Sending HANDSHAKE_DONE just once with BoringSSL.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7767
diff
changeset
|
2911 } else if (n == 1 && !SSL_in_init(ssl_conn)) { |
7691 | 2912 |
7729
1295b293d09a
Connection states code cleanup.
Vladimir Homutov <vl@nginx.com>
parents:
7726
diff
changeset
|
2913 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0, |
7765 | 2914 "quic ssl cipher: %s", SSL_get_cipher(ssl_conn)); |
7691 | 2915 |
7729
1295b293d09a
Connection states code cleanup.
Vladimir Homutov <vl@nginx.com>
parents:
7726
diff
changeset
|
2916 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, c->log, 0, |
7836 | 2917 "quic handshake completed successfully"); |
7739
cb75f194f1f0
Implemented sending HANDSHAKE_DONE frame after handshake.
Vladimir Homutov <vl@nginx.com>
parents:
7738
diff
changeset
|
2918 |
7993
b276833111cf
QUIC: implemented probe timeout (PTO) calculation.
Vladimir Homutov <vl@nginx.com>
parents:
7992
diff
changeset
|
2919 c->ssl->handshaked = 1; |
8064
11fc65261689
QUIC: disabled bidirectional SSL shutdown after 09fb2135a589.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8063
diff
changeset
|
2920 c->ssl->no_wait_shutdown = 1; |
7993
b276833111cf
QUIC: implemented probe timeout (PTO) calculation.
Vladimir Homutov <vl@nginx.com>
parents:
7992
diff
changeset
|
2921 |
7752 | 2922 frame = ngx_quic_alloc_frame(c, 0); |
7739
cb75f194f1f0
Implemented sending HANDSHAKE_DONE frame after handshake.
Vladimir Homutov <vl@nginx.com>
parents:
7738
diff
changeset
|
2923 if (frame == NULL) { |
cb75f194f1f0
Implemented sending HANDSHAKE_DONE frame after handshake.
Vladimir Homutov <vl@nginx.com>
parents:
7738
diff
changeset
|
2924 return NGX_ERROR; |
cb75f194f1f0
Implemented sending HANDSHAKE_DONE frame after handshake.
Vladimir Homutov <vl@nginx.com>
parents:
7738
diff
changeset
|
2925 } |
cb75f194f1f0
Implemented sending HANDSHAKE_DONE frame after handshake.
Vladimir Homutov <vl@nginx.com>
parents:
7738
diff
changeset
|
2926 |
cb75f194f1f0
Implemented sending HANDSHAKE_DONE frame after handshake.
Vladimir Homutov <vl@nginx.com>
parents:
7738
diff
changeset
|
2927 /* 12.4 Frames and frame types, figure 8 */ |
cb75f194f1f0
Implemented sending HANDSHAKE_DONE frame after handshake.
Vladimir Homutov <vl@nginx.com>
parents:
7738
diff
changeset
|
2928 frame->level = ssl_encryption_application; |
cb75f194f1f0
Implemented sending HANDSHAKE_DONE frame after handshake.
Vladimir Homutov <vl@nginx.com>
parents:
7738
diff
changeset
|
2929 frame->type = NGX_QUIC_FT_HANDSHAKE_DONE; |
cb75f194f1f0
Implemented sending HANDSHAKE_DONE frame after handshake.
Vladimir Homutov <vl@nginx.com>
parents:
7738
diff
changeset
|
2930 ngx_sprintf(frame->info, "HANDSHAKE DONE on handshake completed"); |
cb75f194f1f0
Implemented sending HANDSHAKE_DONE frame after handshake.
Vladimir Homutov <vl@nginx.com>
parents:
7738
diff
changeset
|
2931 ngx_quic_queue_frame(c->quic, frame); |
7785
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7782
diff
changeset
|
2932 |
7861
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7860
diff
changeset
|
2933 if (ngx_quic_send_new_token(c) != NGX_OK) { |
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7860
diff
changeset
|
2934 return NGX_ERROR; |
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7860
diff
changeset
|
2935 } |
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7860
diff
changeset
|
2936 |
7785
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7782
diff
changeset
|
2937 /* |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7782
diff
changeset
|
2938 * Generating next keys before a key update is received. |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7782
diff
changeset
|
2939 * See quic-tls 9.4 Header Protection Timing Side-Channels. |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7782
diff
changeset
|
2940 */ |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7782
diff
changeset
|
2941 |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7782
diff
changeset
|
2942 if (ngx_quic_key_update(c, &c->quic->keys[ssl_encryption_application], |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7782
diff
changeset
|
2943 &c->quic->next_key) |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7782
diff
changeset
|
2944 != NGX_OK) |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7782
diff
changeset
|
2945 { |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7782
diff
changeset
|
2946 return NGX_ERROR; |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7782
diff
changeset
|
2947 } |
7870
e169cce912c7
Avoid retransmitting of packets with discarded keys.
Vladimir Homutov <vl@nginx.com>
parents:
7869
diff
changeset
|
2948 |
e169cce912c7
Avoid retransmitting of packets with discarded keys.
Vladimir Homutov <vl@nginx.com>
parents:
7869
diff
changeset
|
2949 /* |
e169cce912c7
Avoid retransmitting of packets with discarded keys.
Vladimir Homutov <vl@nginx.com>
parents:
7869
diff
changeset
|
2950 * 4.10.2 An endpoint MUST discard its handshake keys |
e169cce912c7
Avoid retransmitting of packets with discarded keys.
Vladimir Homutov <vl@nginx.com>
parents:
7869
diff
changeset
|
2951 * when the TLS handshake is confirmed |
e169cce912c7
Avoid retransmitting of packets with discarded keys.
Vladimir Homutov <vl@nginx.com>
parents:
7869
diff
changeset
|
2952 */ |
8098
d0d3fc0697a0
QUIC: packet processing refactoring.
Vladimir Homutov <vl@nginx.com>
parents:
8097
diff
changeset
|
2953 ngx_quic_discard_ctx(c, ssl_encryption_handshake); |
7729
1295b293d09a
Connection states code cleanup.
Vladimir Homutov <vl@nginx.com>
parents:
7726
diff
changeset
|
2954 } |
1295b293d09a
Connection states code cleanup.
Vladimir Homutov <vl@nginx.com>
parents:
7726
diff
changeset
|
2955 |
7691 | 2956 ngx_log_debug2(NGX_LOG_DEBUG_EVENT, c->log, 0, |
7836 | 2957 "quic SSL_quic_read_level: %d, SSL_quic_write_level: %d", |
7691 | 2958 (int) SSL_quic_read_level(ssl_conn), |
2959 (int) SSL_quic_write_level(ssl_conn)); | |
2960 | |
2961 return NGX_OK; | |
2962 } | |
2963 | |
2964 | |
2965 static ngx_int_t | |
7811
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
7810
diff
changeset
|
2966 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:
7810
diff
changeset
|
2967 ngx_quic_frame_t *frame) |
7691 | 2968 { |
8068
f882b1784f30
QUIC: enforce flow control on incoming STREAM and CRYPTO frames.
Roman Arutyunyan <arut@nginx.com>
parents:
8066
diff
changeset
|
2969 size_t window; |
f882b1784f30
QUIC: enforce flow control on incoming STREAM and CRYPTO frames.
Roman Arutyunyan <arut@nginx.com>
parents:
8066
diff
changeset
|
2970 uint64_t last; |
f882b1784f30
QUIC: enforce flow control on incoming STREAM and CRYPTO frames.
Roman Arutyunyan <arut@nginx.com>
parents:
8066
diff
changeset
|
2971 ngx_buf_t *b; |
8022
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8021
diff
changeset
|
2972 ngx_pool_t *pool; |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8021
diff
changeset
|
2973 ngx_connection_t *sc; |
7811
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
7810
diff
changeset
|
2974 ngx_quic_stream_t *sn; |
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
7810
diff
changeset
|
2975 ngx_quic_connection_t *qc; |
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
7810
diff
changeset
|
2976 ngx_quic_stream_frame_t *f; |
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
7810
diff
changeset
|
2977 ngx_quic_frames_stream_t *fs; |
7691 | 2978 |
2979 qc = c->quic; | |
7811
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
7810
diff
changeset
|
2980 f = &frame->u.stream; |
7691 | 2981 |
7922
d437ee1ce81e
Reject invalid STREAM ID with STREAM_STATE_ERROR connection error.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7919
diff
changeset
|
2982 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:
7919
diff
changeset
|
2983 && (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:
7919
diff
changeset
|
2984 { |
d437ee1ce81e
Reject invalid STREAM ID with STREAM_STATE_ERROR connection error.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7919
diff
changeset
|
2985 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:
7919
diff
changeset
|
2986 return NGX_ERROR; |
d437ee1ce81e
Reject invalid STREAM ID with STREAM_STATE_ERROR connection error.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7919
diff
changeset
|
2987 } |
d437ee1ce81e
Reject invalid STREAM ID with STREAM_STATE_ERROR connection error.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7919
diff
changeset
|
2988 |
8068
f882b1784f30
QUIC: enforce flow control on incoming STREAM and CRYPTO frames.
Roman Arutyunyan <arut@nginx.com>
parents:
8066
diff
changeset
|
2989 /* 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:
8066
diff
changeset
|
2990 last = f->offset + f->length; |
f882b1784f30
QUIC: enforce flow control on incoming STREAM and CRYPTO frames.
Roman Arutyunyan <arut@nginx.com>
parents:
8066
diff
changeset
|
2991 |
7691 | 2992 sn = ngx_quic_find_stream(&qc->streams.tree, f->stream_id); |
2993 | |
7811
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
7810
diff
changeset
|
2994 if (sn == NULL) { |
8022
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8021
diff
changeset
|
2995 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:
8021
diff
changeset
|
2996 |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8021
diff
changeset
|
2997 if (sn == NULL) { |
7922
d437ee1ce81e
Reject invalid STREAM ID with STREAM_STATE_ERROR connection error.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7919
diff
changeset
|
2998 return NGX_ERROR; |
d437ee1ce81e
Reject invalid STREAM ID with STREAM_STATE_ERROR connection error.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7919
diff
changeset
|
2999 } |
d437ee1ce81e
Reject invalid STREAM ID with STREAM_STATE_ERROR connection error.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7919
diff
changeset
|
3000 |
8022
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8021
diff
changeset
|
3001 if (sn == NGX_QUIC_STREAM_GONE) { |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8021
diff
changeset
|
3002 return NGX_OK; |
8014
c5324bb3a704
QUIC: limited the number of client-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8013
diff
changeset
|
3003 } |
7814
ab443e80d9e4
Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents:
7813
diff
changeset
|
3004 |
8022
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8021
diff
changeset
|
3005 sc = sn->c; |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8021
diff
changeset
|
3006 fs = &sn->fs; |
8068
f882b1784f30
QUIC: enforce flow control on incoming STREAM and CRYPTO frames.
Roman Arutyunyan <arut@nginx.com>
parents:
8066
diff
changeset
|
3007 b = sn->b; |
f882b1784f30
QUIC: enforce flow control on incoming STREAM and CRYPTO frames.
Roman Arutyunyan <arut@nginx.com>
parents:
8066
diff
changeset
|
3008 window = b->end - b->last; |
f882b1784f30
QUIC: enforce flow control on incoming STREAM and CRYPTO frames.
Roman Arutyunyan <arut@nginx.com>
parents:
8066
diff
changeset
|
3009 |
f882b1784f30
QUIC: enforce flow control on incoming STREAM and CRYPTO frames.
Roman Arutyunyan <arut@nginx.com>
parents:
8066
diff
changeset
|
3010 if (last > window) { |
f882b1784f30
QUIC: enforce flow control on incoming STREAM and CRYPTO frames.
Roman Arutyunyan <arut@nginx.com>
parents:
8066
diff
changeset
|
3011 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:
8066
diff
changeset
|
3012 goto cleanup; |
f882b1784f30
QUIC: enforce flow control on incoming STREAM and CRYPTO frames.
Roman Arutyunyan <arut@nginx.com>
parents:
8066
diff
changeset
|
3013 } |
8022
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8021
diff
changeset
|
3014 |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8021
diff
changeset
|
3015 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:
8021
diff
changeset
|
3016 sn) |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8021
diff
changeset
|
3017 != NGX_OK) |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8021
diff
changeset
|
3018 { |
8068
f882b1784f30
QUIC: enforce flow control on incoming STREAM and CRYPTO frames.
Roman Arutyunyan <arut@nginx.com>
parents:
8066
diff
changeset
|
3019 goto cleanup; |
7814
ab443e80d9e4
Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents:
7813
diff
changeset
|
3020 } |
ab443e80d9e4
Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents:
7813
diff
changeset
|
3021 |
8022
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8021
diff
changeset
|
3022 sc->listening->handler(sc); |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8021
diff
changeset
|
3023 |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8021
diff
changeset
|
3024 return NGX_OK; |
7811
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
7810
diff
changeset
|
3025 } |
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
7810
diff
changeset
|
3026 |
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
7810
diff
changeset
|
3027 fs = &sn->fs; |
8068
f882b1784f30
QUIC: enforce flow control on incoming STREAM and CRYPTO frames.
Roman Arutyunyan <arut@nginx.com>
parents:
8066
diff
changeset
|
3028 b = sn->b; |
f882b1784f30
QUIC: enforce flow control on incoming STREAM and CRYPTO frames.
Roman Arutyunyan <arut@nginx.com>
parents:
8066
diff
changeset
|
3029 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:
8066
diff
changeset
|
3030 |
f882b1784f30
QUIC: enforce flow control on incoming STREAM and CRYPTO frames.
Roman Arutyunyan <arut@nginx.com>
parents:
8066
diff
changeset
|
3031 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:
8066
diff
changeset
|
3032 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:
8066
diff
changeset
|
3033 return NGX_ERROR; |
f882b1784f30
QUIC: enforce flow control on incoming STREAM and CRYPTO frames.
Roman Arutyunyan <arut@nginx.com>
parents:
8066
diff
changeset
|
3034 } |
7811
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
7810
diff
changeset
|
3035 |
7855
81a4f98a2556
Cleaned up reordering code.
Vladimir Homutov <vl@nginx.com>
parents:
7854
diff
changeset
|
3036 return ngx_quic_handle_ordered_frame(c, fs, frame, ngx_quic_stream_input, |
81a4f98a2556
Cleaned up reordering code.
Vladimir Homutov <vl@nginx.com>
parents:
7854
diff
changeset
|
3037 sn); |
8068
f882b1784f30
QUIC: enforce flow control on incoming STREAM and CRYPTO frames.
Roman Arutyunyan <arut@nginx.com>
parents:
8066
diff
changeset
|
3038 |
f882b1784f30
QUIC: enforce flow control on incoming STREAM and CRYPTO frames.
Roman Arutyunyan <arut@nginx.com>
parents:
8066
diff
changeset
|
3039 cleanup: |
f882b1784f30
QUIC: enforce flow control on incoming STREAM and CRYPTO frames.
Roman Arutyunyan <arut@nginx.com>
parents:
8066
diff
changeset
|
3040 |
f882b1784f30
QUIC: enforce flow control on incoming STREAM and CRYPTO frames.
Roman Arutyunyan <arut@nginx.com>
parents:
8066
diff
changeset
|
3041 pool = sc->pool; |
f882b1784f30
QUIC: enforce flow control on incoming STREAM and CRYPTO frames.
Roman Arutyunyan <arut@nginx.com>
parents:
8066
diff
changeset
|
3042 |
f882b1784f30
QUIC: enforce flow control on incoming STREAM and CRYPTO frames.
Roman Arutyunyan <arut@nginx.com>
parents:
8066
diff
changeset
|
3043 ngx_close_connection(sc); |
f882b1784f30
QUIC: enforce flow control on incoming STREAM and CRYPTO frames.
Roman Arutyunyan <arut@nginx.com>
parents:
8066
diff
changeset
|
3044 ngx_destroy_pool(pool); |
f882b1784f30
QUIC: enforce flow control on incoming STREAM and CRYPTO frames.
Roman Arutyunyan <arut@nginx.com>
parents:
8066
diff
changeset
|
3045 |
f882b1784f30
QUIC: enforce flow control on incoming STREAM and CRYPTO frames.
Roman Arutyunyan <arut@nginx.com>
parents:
8066
diff
changeset
|
3046 return NGX_ERROR; |
7811
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
7810
diff
changeset
|
3047 } |
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
7810
diff
changeset
|
3048 |
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
7810
diff
changeset
|
3049 |
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
7810
diff
changeset
|
3050 static ngx_int_t |
7855
81a4f98a2556
Cleaned up reordering code.
Vladimir Homutov <vl@nginx.com>
parents:
7854
diff
changeset
|
3051 ngx_quic_stream_input(ngx_connection_t *c, ngx_quic_frame_t *frame, void *data) |
7811
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
7810
diff
changeset
|
3052 { |
8019
fc16e303003a
QUIC: fixed possible use-after-free on stream cleanup.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8018
diff
changeset
|
3053 uint64_t id; |
7811
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
7810
diff
changeset
|
3054 ngx_buf_t *b; |
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
7810
diff
changeset
|
3055 ngx_event_t *rev; |
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
7810
diff
changeset
|
3056 ngx_quic_stream_t *sn; |
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
7810
diff
changeset
|
3057 ngx_quic_connection_t *qc; |
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
7810
diff
changeset
|
3058 ngx_quic_stream_frame_t *f; |
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
7810
diff
changeset
|
3059 |
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
7810
diff
changeset
|
3060 qc = c->quic; |
7855
81a4f98a2556
Cleaned up reordering code.
Vladimir Homutov <vl@nginx.com>
parents:
7854
diff
changeset
|
3061 sn = data; |
7811
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
7810
diff
changeset
|
3062 |
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
7810
diff
changeset
|
3063 f = &frame->u.stream; |
8019
fc16e303003a
QUIC: fixed possible use-after-free on stream cleanup.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8018
diff
changeset
|
3064 id = f->stream_id; |
7811
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
7810
diff
changeset
|
3065 |
7691 | 3066 b = sn->b; |
7814
ab443e80d9e4
Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents:
7813
diff
changeset
|
3067 |
ab443e80d9e4
Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents:
7813
diff
changeset
|
3068 if ((size_t) ((b->pos - b->start) + (b->end - b->last)) < f->length) { |
7838 | 3069 ngx_log_error(NGX_LOG_INFO, c->log, 0, |
3070 "quic no space in stream buffer"); | |
7814
ab443e80d9e4
Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents:
7813
diff
changeset
|
3071 return NGX_ERROR; |
ab443e80d9e4
Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents:
7813
diff
changeset
|
3072 } |
ab443e80d9e4
Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents:
7813
diff
changeset
|
3073 |
ab443e80d9e4
Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents:
7813
diff
changeset
|
3074 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:
7813
diff
changeset
|
3075 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:
7813
diff
changeset
|
3076 b->pos = b->start; |
ab443e80d9e4
Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents:
7813
diff
changeset
|
3077 } |
ab443e80d9e4
Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents:
7813
diff
changeset
|
3078 |
7748
4cf00c14f11a
Safe QUIC stream creation.
Roman Arutyunyan <arut@nginx.com>
parents:
7747
diff
changeset
|
3079 b->last = ngx_cpymem(b->last, f->data, f->length); |
7691 | 3080 |
7760
32db41d603cd
Fixed handling QUIC stream eof.
Roman Arutyunyan <arut@nginx.com>
parents:
7759
diff
changeset
|
3081 rev = sn->c->read; |
32db41d603cd
Fixed handling QUIC stream eof.
Roman Arutyunyan <arut@nginx.com>
parents:
7759
diff
changeset
|
3082 rev->ready = 1; |
32db41d603cd
Fixed handling QUIC stream eof.
Roman Arutyunyan <arut@nginx.com>
parents:
7759
diff
changeset
|
3083 |
32db41d603cd
Fixed handling QUIC stream eof.
Roman Arutyunyan <arut@nginx.com>
parents:
7759
diff
changeset
|
3084 if (f->fin) { |
32db41d603cd
Fixed handling QUIC stream eof.
Roman Arutyunyan <arut@nginx.com>
parents:
7759
diff
changeset
|
3085 rev->pending_eof = 1; |
32db41d603cd
Fixed handling QUIC stream eof.
Roman Arutyunyan <arut@nginx.com>
parents:
7759
diff
changeset
|
3086 } |
7691 | 3087 |
7814
ab443e80d9e4
Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents:
7813
diff
changeset
|
3088 if (rev->active) { |
ab443e80d9e4
Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents:
7813
diff
changeset
|
3089 rev->handler(rev); |
7780
de8981bf2dd5
Advertizing MAX_STREAMS (0x12) credit in advance.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7778
diff
changeset
|
3090 } |
de8981bf2dd5
Advertizing MAX_STREAMS (0x12) credit in advance.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7778
diff
changeset
|
3091 |
7814
ab443e80d9e4
Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents:
7813
diff
changeset
|
3092 /* check if stream was destroyed by handler */ |
8019
fc16e303003a
QUIC: fixed possible use-after-free on stream cleanup.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8018
diff
changeset
|
3093 if (ngx_quic_find_stream(&qc->streams.tree, id) == NULL) { |
7811
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
7810
diff
changeset
|
3094 return NGX_DONE; |
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
7810
diff
changeset
|
3095 } |
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
7810
diff
changeset
|
3096 |
7691 | 3097 return NGX_OK; |
3098 } | |
3099 | |
3100 | |
7711
a14afe21e692
Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents:
7707
diff
changeset
|
3101 static ngx_int_t |
7842
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
3102 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:
7841
diff
changeset
|
3103 ngx_quic_max_data_frame_t *f) |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
3104 { |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
3105 ngx_event_t *wev; |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
3106 ngx_rbtree_t *tree; |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
3107 ngx_rbtree_node_t *node; |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
3108 ngx_quic_stream_t *qs; |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
3109 ngx_quic_connection_t *qc; |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
3110 |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
3111 qc = c->quic; |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
3112 tree = &qc->streams.tree; |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
3113 |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
3114 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:
7841
diff
changeset
|
3115 return NGX_OK; |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
3116 } |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
3117 |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
3118 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:
7841
diff
changeset
|
3119 |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
3120 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:
7841
diff
changeset
|
3121 node; |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
3122 node = ngx_rbtree_next(tree, node)) |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
3123 { |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
3124 qs = (ngx_quic_stream_t *) node; |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
3125 wev = qs->c->write; |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
3126 |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
3127 if (wev->active) { |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
3128 wev->ready = 1; |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
3129 ngx_post_event(wev, &ngx_posted_events); |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
3130 } |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
3131 } |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
3132 } |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
3133 |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
3134 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:
7841
diff
changeset
|
3135 |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
3136 return NGX_OK; |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
3137 } |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
3138 |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
3139 |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
3140 static ngx_int_t |
7711
a14afe21e692
Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents:
7707
diff
changeset
|
3141 ngx_quic_handle_streams_blocked_frame(ngx_connection_t *c, |
a14afe21e692
Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents:
7707
diff
changeset
|
3142 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:
7707
diff
changeset
|
3143 { |
a14afe21e692
Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents:
7707
diff
changeset
|
3144 return NGX_OK; |
a14afe21e692
Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents:
7707
diff
changeset
|
3145 } |
a14afe21e692
Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents:
7707
diff
changeset
|
3146 |
a14afe21e692
Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents:
7707
diff
changeset
|
3147 |
7732
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
7731
diff
changeset
|
3148 static ngx_int_t |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
7731
diff
changeset
|
3149 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:
7731
diff
changeset
|
3150 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:
7731
diff
changeset
|
3151 { |
7746
b364af7f9f3f
Removed ngx_quic_stream_node_t.
Roman Arutyunyan <arut@nginx.com>
parents:
7745
diff
changeset
|
3152 size_t n; |
b364af7f9f3f
Removed ngx_quic_stream_node_t.
Roman Arutyunyan <arut@nginx.com>
parents:
7745
diff
changeset
|
3153 ngx_buf_t *b; |
b364af7f9f3f
Removed ngx_quic_stream_node_t.
Roman Arutyunyan <arut@nginx.com>
parents:
7745
diff
changeset
|
3154 ngx_quic_frame_t *frame; |
b364af7f9f3f
Removed ngx_quic_stream_node_t.
Roman Arutyunyan <arut@nginx.com>
parents:
7745
diff
changeset
|
3155 ngx_quic_stream_t *sn; |
b364af7f9f3f
Removed ngx_quic_stream_node_t.
Roman Arutyunyan <arut@nginx.com>
parents:
7745
diff
changeset
|
3156 ngx_quic_connection_t *qc; |
7732
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
7731
diff
changeset
|
3157 |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
7731
diff
changeset
|
3158 qc = c->quic; |
7924
8fc9fcf18608
Stream ID handling in MAX_STREAM_DATA and STREAM_DATA_BLOCKED.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7923
diff
changeset
|
3159 |
8fc9fcf18608
Stream ID handling in MAX_STREAM_DATA and STREAM_DATA_BLOCKED.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7923
diff
changeset
|
3160 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:
7923
diff
changeset
|
3161 && (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:
7923
diff
changeset
|
3162 { |
8fc9fcf18608
Stream ID handling in MAX_STREAM_DATA and STREAM_DATA_BLOCKED.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7923
diff
changeset
|
3163 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:
7923
diff
changeset
|
3164 return NGX_ERROR; |
8fc9fcf18608
Stream ID handling in MAX_STREAM_DATA and STREAM_DATA_BLOCKED.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7923
diff
changeset
|
3165 } |
8fc9fcf18608
Stream ID handling in MAX_STREAM_DATA and STREAM_DATA_BLOCKED.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7923
diff
changeset
|
3166 |
7732
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
7731
diff
changeset
|
3167 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:
7731
diff
changeset
|
3168 |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
7731
diff
changeset
|
3169 if (sn == NULL) { |
8022
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8021
diff
changeset
|
3170 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:
8021
diff
changeset
|
3171 |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8021
diff
changeset
|
3172 if (sn == NULL) { |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8021
diff
changeset
|
3173 return NGX_ERROR; |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8021
diff
changeset
|
3174 } |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8021
diff
changeset
|
3175 |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8021
diff
changeset
|
3176 if (sn == NGX_QUIC_STREAM_GONE) { |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8021
diff
changeset
|
3177 return NGX_OK; |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8021
diff
changeset
|
3178 } |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8021
diff
changeset
|
3179 |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8021
diff
changeset
|
3180 b = sn->b; |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8021
diff
changeset
|
3181 n = b->end - b->last; |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8021
diff
changeset
|
3182 |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8021
diff
changeset
|
3183 sn->c->listening->handler(sn->c); |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8021
diff
changeset
|
3184 |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8021
diff
changeset
|
3185 } else { |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8021
diff
changeset
|
3186 b = sn->b; |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8021
diff
changeset
|
3187 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:
8021
diff
changeset
|
3188 } |
7732
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
7731
diff
changeset
|
3189 |
7752 | 3190 frame = ngx_quic_alloc_frame(c, 0); |
7732
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
7731
diff
changeset
|
3191 if (frame == NULL) { |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
7731
diff
changeset
|
3192 return NGX_ERROR; |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
7731
diff
changeset
|
3193 } |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
7731
diff
changeset
|
3194 |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
7731
diff
changeset
|
3195 frame->level = pkt->level; |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
7731
diff
changeset
|
3196 frame->type = NGX_QUIC_FT_MAX_STREAM_DATA; |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
7731
diff
changeset
|
3197 frame->u.max_stream_data.id = f->id; |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
7731
diff
changeset
|
3198 frame->u.max_stream_data.limit = n; |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
7731
diff
changeset
|
3199 |
8018
12576ac9556d
QUIC: fixed format specifiers and removed casts.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8017
diff
changeset
|
3200 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:
8017
diff
changeset
|
3201 frame->u.max_stream_data.id, |
12576ac9556d
QUIC: fixed format specifiers and removed casts.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8017
diff
changeset
|
3202 frame->u.max_stream_data.limit, |
7732
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
7731
diff
changeset
|
3203 frame->level); |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
7731
diff
changeset
|
3204 |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
7731
diff
changeset
|
3205 ngx_quic_queue_frame(c->quic, frame); |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
7731
diff
changeset
|
3206 |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
7731
diff
changeset
|
3207 return NGX_OK; |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
7731
diff
changeset
|
3208 } |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
7731
diff
changeset
|
3209 |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
7731
diff
changeset
|
3210 |
7842
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
3211 static ngx_int_t |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
3212 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:
7841
diff
changeset
|
3213 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:
7841
diff
changeset
|
3214 { |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
3215 uint64_t sent; |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
3216 ngx_event_t *wev; |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
3217 ngx_quic_stream_t *sn; |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
3218 ngx_quic_connection_t *qc; |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
3219 |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
3220 qc = c->quic; |
7924
8fc9fcf18608
Stream ID handling in MAX_STREAM_DATA and STREAM_DATA_BLOCKED.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7923
diff
changeset
|
3221 |
8fc9fcf18608
Stream ID handling in MAX_STREAM_DATA and STREAM_DATA_BLOCKED.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7923
diff
changeset
|
3222 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:
7923
diff
changeset
|
3223 && (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:
7923
diff
changeset
|
3224 { |
8fc9fcf18608
Stream ID handling in MAX_STREAM_DATA and STREAM_DATA_BLOCKED.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7923
diff
changeset
|
3225 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:
7923
diff
changeset
|
3226 return NGX_ERROR; |
8fc9fcf18608
Stream ID handling in MAX_STREAM_DATA and STREAM_DATA_BLOCKED.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7923
diff
changeset
|
3227 } |
8fc9fcf18608
Stream ID handling in MAX_STREAM_DATA and STREAM_DATA_BLOCKED.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7923
diff
changeset
|
3228 |
7842
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
3229 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:
7841
diff
changeset
|
3230 |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
3231 if (sn == NULL) { |
8022
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8021
diff
changeset
|
3232 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:
8021
diff
changeset
|
3233 |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8021
diff
changeset
|
3234 if (sn == NULL) { |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8021
diff
changeset
|
3235 return NGX_ERROR; |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8021
diff
changeset
|
3236 } |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8021
diff
changeset
|
3237 |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8021
diff
changeset
|
3238 if (sn == NGX_QUIC_STREAM_GONE) { |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8021
diff
changeset
|
3239 return NGX_OK; |
7924
8fc9fcf18608
Stream ID handling in MAX_STREAM_DATA and STREAM_DATA_BLOCKED.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7923
diff
changeset
|
3240 } |
8fc9fcf18608
Stream ID handling in MAX_STREAM_DATA and STREAM_DATA_BLOCKED.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7923
diff
changeset
|
3241 |
8022
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8021
diff
changeset
|
3242 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:
8021
diff
changeset
|
3243 sn->send_max_data = f->limit; |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8021
diff
changeset
|
3244 } |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8021
diff
changeset
|
3245 |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8021
diff
changeset
|
3246 sn->c->listening->handler(sn->c); |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8021
diff
changeset
|
3247 |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8021
diff
changeset
|
3248 return NGX_OK; |
7842
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
3249 } |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
3250 |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
3251 if (f->limit <= sn->send_max_data) { |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
3252 return NGX_OK; |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
3253 } |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
3254 |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
3255 sent = sn->c->sent; |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
3256 |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
3257 if (sent >= sn->send_max_data) { |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
3258 wev = sn->c->write; |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
3259 |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
3260 if (wev->active) { |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
3261 wev->ready = 1; |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
3262 ngx_post_event(wev, &ngx_posted_events); |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
3263 } |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
3264 } |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
3265 |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
3266 sn->send_max_data = f->limit; |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
3267 |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
3268 return NGX_OK; |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
3269 } |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
3270 |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
3271 |
7923
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7922
diff
changeset
|
3272 static ngx_int_t |
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7922
diff
changeset
|
3273 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:
7922
diff
changeset
|
3274 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:
7922
diff
changeset
|
3275 { |
8023
240931629995
QUIC: handle client RESET_STREAM and STOP_SENDING.
Roman Arutyunyan <arut@nginx.com>
parents:
8022
diff
changeset
|
3276 ngx_event_t *rev; |
240931629995
QUIC: handle client RESET_STREAM and STOP_SENDING.
Roman Arutyunyan <arut@nginx.com>
parents:
8022
diff
changeset
|
3277 ngx_connection_t *sc; |
240931629995
QUIC: handle client RESET_STREAM and STOP_SENDING.
Roman Arutyunyan <arut@nginx.com>
parents:
8022
diff
changeset
|
3278 ngx_quic_stream_t *sn; |
240931629995
QUIC: handle client RESET_STREAM and STOP_SENDING.
Roman Arutyunyan <arut@nginx.com>
parents:
8022
diff
changeset
|
3279 ngx_quic_connection_t *qc; |
240931629995
QUIC: handle client RESET_STREAM and STOP_SENDING.
Roman Arutyunyan <arut@nginx.com>
parents:
8022
diff
changeset
|
3280 |
240931629995
QUIC: handle client RESET_STREAM and STOP_SENDING.
Roman Arutyunyan <arut@nginx.com>
parents:
8022
diff
changeset
|
3281 qc = c->quic; |
7923
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7922
diff
changeset
|
3282 |
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7922
diff
changeset
|
3283 if ((f->id & NGX_QUIC_STREAM_UNIDIRECTIONAL) |
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7922
diff
changeset
|
3284 && (f->id & NGX_QUIC_STREAM_SERVER_INITIATED)) |
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7922
diff
changeset
|
3285 { |
8023
240931629995
QUIC: handle client RESET_STREAM and STOP_SENDING.
Roman Arutyunyan <arut@nginx.com>
parents:
8022
diff
changeset
|
3286 qc->error = NGX_QUIC_ERR_STREAM_STATE_ERROR; |
7923
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7922
diff
changeset
|
3287 return NGX_ERROR; |
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7922
diff
changeset
|
3288 } |
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7922
diff
changeset
|
3289 |
8023
240931629995
QUIC: handle client RESET_STREAM and STOP_SENDING.
Roman Arutyunyan <arut@nginx.com>
parents:
8022
diff
changeset
|
3290 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:
8022
diff
changeset
|
3291 |
240931629995
QUIC: handle client RESET_STREAM and STOP_SENDING.
Roman Arutyunyan <arut@nginx.com>
parents:
8022
diff
changeset
|
3292 if (sn == NULL) { |
240931629995
QUIC: handle client RESET_STREAM and STOP_SENDING.
Roman Arutyunyan <arut@nginx.com>
parents:
8022
diff
changeset
|
3293 sn = ngx_quic_create_client_stream(c, f->id); |
240931629995
QUIC: handle client RESET_STREAM and STOP_SENDING.
Roman Arutyunyan <arut@nginx.com>
parents:
8022
diff
changeset
|
3294 |
240931629995
QUIC: handle client RESET_STREAM and STOP_SENDING.
Roman Arutyunyan <arut@nginx.com>
parents:
8022
diff
changeset
|
3295 if (sn == NULL) { |
240931629995
QUIC: handle client RESET_STREAM and STOP_SENDING.
Roman Arutyunyan <arut@nginx.com>
parents:
8022
diff
changeset
|
3296 return NGX_ERROR; |
240931629995
QUIC: handle client RESET_STREAM and STOP_SENDING.
Roman Arutyunyan <arut@nginx.com>
parents:
8022
diff
changeset
|
3297 } |
240931629995
QUIC: handle client RESET_STREAM and STOP_SENDING.
Roman Arutyunyan <arut@nginx.com>
parents:
8022
diff
changeset
|
3298 |
240931629995
QUIC: handle client RESET_STREAM and STOP_SENDING.
Roman Arutyunyan <arut@nginx.com>
parents:
8022
diff
changeset
|
3299 if (sn == NGX_QUIC_STREAM_GONE) { |
240931629995
QUIC: handle client RESET_STREAM and STOP_SENDING.
Roman Arutyunyan <arut@nginx.com>
parents:
8022
diff
changeset
|
3300 return NGX_OK; |
240931629995
QUIC: handle client RESET_STREAM and STOP_SENDING.
Roman Arutyunyan <arut@nginx.com>
parents:
8022
diff
changeset
|
3301 } |
240931629995
QUIC: handle client RESET_STREAM and STOP_SENDING.
Roman Arutyunyan <arut@nginx.com>
parents:
8022
diff
changeset
|
3302 |
240931629995
QUIC: handle client RESET_STREAM and STOP_SENDING.
Roman Arutyunyan <arut@nginx.com>
parents:
8022
diff
changeset
|
3303 sc = sn->c; |
240931629995
QUIC: handle client RESET_STREAM and STOP_SENDING.
Roman Arutyunyan <arut@nginx.com>
parents:
8022
diff
changeset
|
3304 |
240931629995
QUIC: handle client RESET_STREAM and STOP_SENDING.
Roman Arutyunyan <arut@nginx.com>
parents:
8022
diff
changeset
|
3305 rev = sc->read; |
240931629995
QUIC: handle client RESET_STREAM and STOP_SENDING.
Roman Arutyunyan <arut@nginx.com>
parents:
8022
diff
changeset
|
3306 rev->error = 1; |
240931629995
QUIC: handle client RESET_STREAM and STOP_SENDING.
Roman Arutyunyan <arut@nginx.com>
parents:
8022
diff
changeset
|
3307 rev->ready = 1; |
240931629995
QUIC: handle client RESET_STREAM and STOP_SENDING.
Roman Arutyunyan <arut@nginx.com>
parents:
8022
diff
changeset
|
3308 |
240931629995
QUIC: handle client RESET_STREAM and STOP_SENDING.
Roman Arutyunyan <arut@nginx.com>
parents:
8022
diff
changeset
|
3309 sc->listening->handler(sc); |
240931629995
QUIC: handle client RESET_STREAM and STOP_SENDING.
Roman Arutyunyan <arut@nginx.com>
parents:
8022
diff
changeset
|
3310 |
240931629995
QUIC: handle client RESET_STREAM and STOP_SENDING.
Roman Arutyunyan <arut@nginx.com>
parents:
8022
diff
changeset
|
3311 return NGX_OK; |
240931629995
QUIC: handle client RESET_STREAM and STOP_SENDING.
Roman Arutyunyan <arut@nginx.com>
parents:
8022
diff
changeset
|
3312 } |
240931629995
QUIC: handle client RESET_STREAM and STOP_SENDING.
Roman Arutyunyan <arut@nginx.com>
parents:
8022
diff
changeset
|
3313 |
240931629995
QUIC: handle client RESET_STREAM and STOP_SENDING.
Roman Arutyunyan <arut@nginx.com>
parents:
8022
diff
changeset
|
3314 rev = sn->c->read; |
240931629995
QUIC: handle client RESET_STREAM and STOP_SENDING.
Roman Arutyunyan <arut@nginx.com>
parents:
8022
diff
changeset
|
3315 rev->error = 1; |
240931629995
QUIC: handle client RESET_STREAM and STOP_SENDING.
Roman Arutyunyan <arut@nginx.com>
parents:
8022
diff
changeset
|
3316 rev->ready = 1; |
240931629995
QUIC: handle client RESET_STREAM and STOP_SENDING.
Roman Arutyunyan <arut@nginx.com>
parents:
8022
diff
changeset
|
3317 |
240931629995
QUIC: handle client RESET_STREAM and STOP_SENDING.
Roman Arutyunyan <arut@nginx.com>
parents:
8022
diff
changeset
|
3318 if (rev->active) { |
240931629995
QUIC: handle client RESET_STREAM and STOP_SENDING.
Roman Arutyunyan <arut@nginx.com>
parents:
8022
diff
changeset
|
3319 rev->handler(rev); |
240931629995
QUIC: handle client RESET_STREAM and STOP_SENDING.
Roman Arutyunyan <arut@nginx.com>
parents:
8022
diff
changeset
|
3320 } |
240931629995
QUIC: handle client RESET_STREAM and STOP_SENDING.
Roman Arutyunyan <arut@nginx.com>
parents:
8022
diff
changeset
|
3321 |
7923
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7922
diff
changeset
|
3322 return NGX_OK; |
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7922
diff
changeset
|
3323 } |
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7922
diff
changeset
|
3324 |
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7922
diff
changeset
|
3325 |
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7922
diff
changeset
|
3326 static ngx_int_t |
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7922
diff
changeset
|
3327 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:
7922
diff
changeset
|
3328 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:
7922
diff
changeset
|
3329 { |
8023
240931629995
QUIC: handle client RESET_STREAM and STOP_SENDING.
Roman Arutyunyan <arut@nginx.com>
parents:
8022
diff
changeset
|
3330 ngx_event_t *wev; |
240931629995
QUIC: handle client RESET_STREAM and STOP_SENDING.
Roman Arutyunyan <arut@nginx.com>
parents:
8022
diff
changeset
|
3331 ngx_connection_t *sc; |
7923
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7922
diff
changeset
|
3332 ngx_quic_stream_t *sn; |
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7922
diff
changeset
|
3333 ngx_quic_connection_t *qc; |
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7922
diff
changeset
|
3334 |
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7922
diff
changeset
|
3335 qc = c->quic; |
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7922
diff
changeset
|
3336 |
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7922
diff
changeset
|
3337 if ((f->id & NGX_QUIC_STREAM_UNIDIRECTIONAL) |
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7922
diff
changeset
|
3338 && (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:
7922
diff
changeset
|
3339 { |
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7922
diff
changeset
|
3340 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:
7922
diff
changeset
|
3341 return NGX_ERROR; |
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7922
diff
changeset
|
3342 } |
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7922
diff
changeset
|
3343 |
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7922
diff
changeset
|
3344 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:
7922
diff
changeset
|
3345 |
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7922
diff
changeset
|
3346 if (sn == NULL) { |
8023
240931629995
QUIC: handle client RESET_STREAM and STOP_SENDING.
Roman Arutyunyan <arut@nginx.com>
parents:
8022
diff
changeset
|
3347 sn = ngx_quic_create_client_stream(c, f->id); |
240931629995
QUIC: handle client RESET_STREAM and STOP_SENDING.
Roman Arutyunyan <arut@nginx.com>
parents:
8022
diff
changeset
|
3348 |
240931629995
QUIC: handle client RESET_STREAM and STOP_SENDING.
Roman Arutyunyan <arut@nginx.com>
parents:
8022
diff
changeset
|
3349 if (sn == NULL) { |
7923
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7922
diff
changeset
|
3350 return NGX_ERROR; |
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7922
diff
changeset
|
3351 } |
8023
240931629995
QUIC: handle client RESET_STREAM and STOP_SENDING.
Roman Arutyunyan <arut@nginx.com>
parents:
8022
diff
changeset
|
3352 |
240931629995
QUIC: handle client RESET_STREAM and STOP_SENDING.
Roman Arutyunyan <arut@nginx.com>
parents:
8022
diff
changeset
|
3353 if (sn == NGX_QUIC_STREAM_GONE) { |
240931629995
QUIC: handle client RESET_STREAM and STOP_SENDING.
Roman Arutyunyan <arut@nginx.com>
parents:
8022
diff
changeset
|
3354 return NGX_OK; |
240931629995
QUIC: handle client RESET_STREAM and STOP_SENDING.
Roman Arutyunyan <arut@nginx.com>
parents:
8022
diff
changeset
|
3355 } |
240931629995
QUIC: handle client RESET_STREAM and STOP_SENDING.
Roman Arutyunyan <arut@nginx.com>
parents:
8022
diff
changeset
|
3356 |
240931629995
QUIC: handle client RESET_STREAM and STOP_SENDING.
Roman Arutyunyan <arut@nginx.com>
parents:
8022
diff
changeset
|
3357 sc = sn->c; |
240931629995
QUIC: handle client RESET_STREAM and STOP_SENDING.
Roman Arutyunyan <arut@nginx.com>
parents:
8022
diff
changeset
|
3358 |
240931629995
QUIC: handle client RESET_STREAM and STOP_SENDING.
Roman Arutyunyan <arut@nginx.com>
parents:
8022
diff
changeset
|
3359 wev = sc->write; |
240931629995
QUIC: handle client RESET_STREAM and STOP_SENDING.
Roman Arutyunyan <arut@nginx.com>
parents:
8022
diff
changeset
|
3360 wev->error = 1; |
240931629995
QUIC: handle client RESET_STREAM and STOP_SENDING.
Roman Arutyunyan <arut@nginx.com>
parents:
8022
diff
changeset
|
3361 wev->ready = 1; |
240931629995
QUIC: handle client RESET_STREAM and STOP_SENDING.
Roman Arutyunyan <arut@nginx.com>
parents:
8022
diff
changeset
|
3362 |
240931629995
QUIC: handle client RESET_STREAM and STOP_SENDING.
Roman Arutyunyan <arut@nginx.com>
parents:
8022
diff
changeset
|
3363 sc->listening->handler(sc); |
240931629995
QUIC: handle client RESET_STREAM and STOP_SENDING.
Roman Arutyunyan <arut@nginx.com>
parents:
8022
diff
changeset
|
3364 |
240931629995
QUIC: handle client RESET_STREAM and STOP_SENDING.
Roman Arutyunyan <arut@nginx.com>
parents:
8022
diff
changeset
|
3365 return NGX_OK; |
240931629995
QUIC: handle client RESET_STREAM and STOP_SENDING.
Roman Arutyunyan <arut@nginx.com>
parents:
8022
diff
changeset
|
3366 } |
240931629995
QUIC: handle client RESET_STREAM and STOP_SENDING.
Roman Arutyunyan <arut@nginx.com>
parents:
8022
diff
changeset
|
3367 |
240931629995
QUIC: handle client RESET_STREAM and STOP_SENDING.
Roman Arutyunyan <arut@nginx.com>
parents:
8022
diff
changeset
|
3368 wev = sn->c->write; |
240931629995
QUIC: handle client RESET_STREAM and STOP_SENDING.
Roman Arutyunyan <arut@nginx.com>
parents:
8022
diff
changeset
|
3369 wev->error = 1; |
240931629995
QUIC: handle client RESET_STREAM and STOP_SENDING.
Roman Arutyunyan <arut@nginx.com>
parents:
8022
diff
changeset
|
3370 wev->ready = 1; |
240931629995
QUIC: handle client RESET_STREAM and STOP_SENDING.
Roman Arutyunyan <arut@nginx.com>
parents:
8022
diff
changeset
|
3371 |
240931629995
QUIC: handle client RESET_STREAM and STOP_SENDING.
Roman Arutyunyan <arut@nginx.com>
parents:
8022
diff
changeset
|
3372 if (wev->active) { |
240931629995
QUIC: handle client RESET_STREAM and STOP_SENDING.
Roman Arutyunyan <arut@nginx.com>
parents:
8022
diff
changeset
|
3373 wev->handler(wev); |
7923
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7922
diff
changeset
|
3374 } |
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7922
diff
changeset
|
3375 |
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7922
diff
changeset
|
3376 return NGX_OK; |
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7922
diff
changeset
|
3377 } |
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7922
diff
changeset
|
3378 |
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7922
diff
changeset
|
3379 |
8013
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8004
diff
changeset
|
3380 static ngx_int_t |
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8004
diff
changeset
|
3381 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:
8004
diff
changeset
|
3382 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:
8004
diff
changeset
|
3383 { |
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8004
diff
changeset
|
3384 ngx_quic_connection_t *qc; |
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8004
diff
changeset
|
3385 |
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8004
diff
changeset
|
3386 qc = c->quic; |
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8004
diff
changeset
|
3387 |
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8004
diff
changeset
|
3388 if (f->bidi) { |
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8004
diff
changeset
|
3389 if (qc->streams.server_max_streams_bidi < f->limit) { |
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8004
diff
changeset
|
3390 qc->streams.server_max_streams_bidi = f->limit; |
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8004
diff
changeset
|
3391 |
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8004
diff
changeset
|
3392 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:
8004
diff
changeset
|
3393 "quic max_streams_bidi:%uL", f->limit); |
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8004
diff
changeset
|
3394 } |
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8004
diff
changeset
|
3395 |
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8004
diff
changeset
|
3396 } else { |
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8004
diff
changeset
|
3397 if (qc->streams.server_max_streams_uni < f->limit) { |
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8004
diff
changeset
|
3398 qc->streams.server_max_streams_uni = f->limit; |
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8004
diff
changeset
|
3399 |
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8004
diff
changeset
|
3400 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:
8004
diff
changeset
|
3401 "quic max_streams_uni:%uL", f->limit); |
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8004
diff
changeset
|
3402 } |
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8004
diff
changeset
|
3403 } |
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8004
diff
changeset
|
3404 |
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8004
diff
changeset
|
3405 return NGX_OK; |
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8004
diff
changeset
|
3406 } |
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8004
diff
changeset
|
3407 |
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8004
diff
changeset
|
3408 |
8069
4ff2a0b747d1
QUIC: handle PATH_CHALLENGE frame.
Roman Arutyunyan <arut@nginx.com>
parents:
8068
diff
changeset
|
3409 static ngx_int_t |
4ff2a0b747d1
QUIC: handle PATH_CHALLENGE frame.
Roman Arutyunyan <arut@nginx.com>
parents:
8068
diff
changeset
|
3410 ngx_quic_handle_path_challenge_frame(ngx_connection_t *c, |
4ff2a0b747d1
QUIC: handle PATH_CHALLENGE frame.
Roman Arutyunyan <arut@nginx.com>
parents:
8068
diff
changeset
|
3411 ngx_quic_header_t *pkt, ngx_quic_path_challenge_frame_t *f) |
4ff2a0b747d1
QUIC: handle PATH_CHALLENGE frame.
Roman Arutyunyan <arut@nginx.com>
parents:
8068
diff
changeset
|
3412 { |
4ff2a0b747d1
QUIC: handle PATH_CHALLENGE frame.
Roman Arutyunyan <arut@nginx.com>
parents:
8068
diff
changeset
|
3413 ngx_quic_frame_t *frame; |
4ff2a0b747d1
QUIC: handle PATH_CHALLENGE frame.
Roman Arutyunyan <arut@nginx.com>
parents:
8068
diff
changeset
|
3414 |
4ff2a0b747d1
QUIC: handle PATH_CHALLENGE frame.
Roman Arutyunyan <arut@nginx.com>
parents:
8068
diff
changeset
|
3415 frame = ngx_quic_alloc_frame(c, 0); |
4ff2a0b747d1
QUIC: handle PATH_CHALLENGE frame.
Roman Arutyunyan <arut@nginx.com>
parents:
8068
diff
changeset
|
3416 if (frame == NULL) { |
4ff2a0b747d1
QUIC: handle PATH_CHALLENGE frame.
Roman Arutyunyan <arut@nginx.com>
parents:
8068
diff
changeset
|
3417 return NGX_ERROR; |
4ff2a0b747d1
QUIC: handle PATH_CHALLENGE frame.
Roman Arutyunyan <arut@nginx.com>
parents:
8068
diff
changeset
|
3418 } |
4ff2a0b747d1
QUIC: handle PATH_CHALLENGE frame.
Roman Arutyunyan <arut@nginx.com>
parents:
8068
diff
changeset
|
3419 |
4ff2a0b747d1
QUIC: handle PATH_CHALLENGE frame.
Roman Arutyunyan <arut@nginx.com>
parents:
8068
diff
changeset
|
3420 frame->level = pkt->level; |
4ff2a0b747d1
QUIC: handle PATH_CHALLENGE frame.
Roman Arutyunyan <arut@nginx.com>
parents:
8068
diff
changeset
|
3421 frame->type = NGX_QUIC_FT_PATH_RESPONSE; |
4ff2a0b747d1
QUIC: handle PATH_CHALLENGE frame.
Roman Arutyunyan <arut@nginx.com>
parents:
8068
diff
changeset
|
3422 frame->u.path_response = *f; |
4ff2a0b747d1
QUIC: handle PATH_CHALLENGE frame.
Roman Arutyunyan <arut@nginx.com>
parents:
8068
diff
changeset
|
3423 |
4ff2a0b747d1
QUIC: handle PATH_CHALLENGE frame.
Roman Arutyunyan <arut@nginx.com>
parents:
8068
diff
changeset
|
3424 ngx_sprintf(frame->info, "PATH_RESPONSE data:0x%xL level:%d", |
4ff2a0b747d1
QUIC: handle PATH_CHALLENGE frame.
Roman Arutyunyan <arut@nginx.com>
parents:
8068
diff
changeset
|
3425 *(uint64_t *) &f->data, frame->level); |
4ff2a0b747d1
QUIC: handle PATH_CHALLENGE frame.
Roman Arutyunyan <arut@nginx.com>
parents:
8068
diff
changeset
|
3426 |
4ff2a0b747d1
QUIC: handle PATH_CHALLENGE frame.
Roman Arutyunyan <arut@nginx.com>
parents:
8068
diff
changeset
|
3427 ngx_quic_queue_frame(c->quic, frame); |
4ff2a0b747d1
QUIC: handle PATH_CHALLENGE frame.
Roman Arutyunyan <arut@nginx.com>
parents:
8068
diff
changeset
|
3428 |
4ff2a0b747d1
QUIC: handle PATH_CHALLENGE frame.
Roman Arutyunyan <arut@nginx.com>
parents:
8068
diff
changeset
|
3429 return NGX_OK; |
4ff2a0b747d1
QUIC: handle PATH_CHALLENGE frame.
Roman Arutyunyan <arut@nginx.com>
parents:
8068
diff
changeset
|
3430 } |
4ff2a0b747d1
QUIC: handle PATH_CHALLENGE frame.
Roman Arutyunyan <arut@nginx.com>
parents:
8068
diff
changeset
|
3431 |
4ff2a0b747d1
QUIC: handle PATH_CHALLENGE frame.
Roman Arutyunyan <arut@nginx.com>
parents:
8068
diff
changeset
|
3432 |
8076
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8074
diff
changeset
|
3433 static ngx_int_t |
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8074
diff
changeset
|
3434 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:
8074
diff
changeset
|
3435 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:
8074
diff
changeset
|
3436 { |
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8074
diff
changeset
|
3437 ngx_queue_t *q; |
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8074
diff
changeset
|
3438 ngx_quic_client_id_t *cid, *item; |
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8074
diff
changeset
|
3439 ngx_quic_connection_t *qc; |
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8074
diff
changeset
|
3440 |
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8074
diff
changeset
|
3441 qc = c->quic; |
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8074
diff
changeset
|
3442 |
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8074
diff
changeset
|
3443 if (f->seqnum < qc->max_retired_seqnum) { |
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8074
diff
changeset
|
3444 /* |
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8074
diff
changeset
|
3445 * An endpoint that receives a NEW_CONNECTION_ID frame with |
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8074
diff
changeset
|
3446 * a sequence number smaller than the Retire Prior To field |
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8074
diff
changeset
|
3447 * of a previously received NEW_CONNECTION_ID frame MUST send |
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8074
diff
changeset
|
3448 * a corresponding RETIRE_CONNECTION_ID frame that retires |
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8074
diff
changeset
|
3449 * the newly received connection ID, unless it has already |
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8074
diff
changeset
|
3450 * done so for that sequence number. |
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8074
diff
changeset
|
3451 */ |
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8074
diff
changeset
|
3452 |
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8074
diff
changeset
|
3453 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:
8074
diff
changeset
|
3454 return NGX_ERROR; |
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8074
diff
changeset
|
3455 } |
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8074
diff
changeset
|
3456 |
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8074
diff
changeset
|
3457 goto retire; |
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8074
diff
changeset
|
3458 } |
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8074
diff
changeset
|
3459 |
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8074
diff
changeset
|
3460 cid = NULL; |
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8074
diff
changeset
|
3461 |
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8074
diff
changeset
|
3462 for (q = ngx_queue_head(&qc->client_ids); |
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8074
diff
changeset
|
3463 q != ngx_queue_sentinel(&qc->client_ids); |
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8074
diff
changeset
|
3464 q = ngx_queue_next(q)) |
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8074
diff
changeset
|
3465 { |
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8074
diff
changeset
|
3466 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:
8074
diff
changeset
|
3467 |
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8074
diff
changeset
|
3468 if (item->seqnum == f->seqnum) { |
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8074
diff
changeset
|
3469 cid = item; |
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8074
diff
changeset
|
3470 break; |
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8074
diff
changeset
|
3471 } |
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8074
diff
changeset
|
3472 } |
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8074
diff
changeset
|
3473 |
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8074
diff
changeset
|
3474 if (cid) { |
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8074
diff
changeset
|
3475 /* |
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8074
diff
changeset
|
3476 * Transmission errors, timeouts and retransmissions might cause the |
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8074
diff
changeset
|
3477 * same NEW_CONNECTION_ID frame to be received multiple times |
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8074
diff
changeset
|
3478 */ |
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8074
diff
changeset
|
3479 |
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8074
diff
changeset
|
3480 if (cid->len != f->len |
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8074
diff
changeset
|
3481 || ngx_strncmp(cid->id, f->cid, f->len) != 0 |
8100
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8099
diff
changeset
|
3482 || ngx_strncmp(cid->sr_token, f->srt, NGX_QUIC_SR_TOKEN_LEN) != 0) |
8076
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8074
diff
changeset
|
3483 { |
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8074
diff
changeset
|
3484 /* |
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8074
diff
changeset
|
3485 * ..a sequence number is used for different connection IDs, |
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8074
diff
changeset
|
3486 * the endpoint MAY treat that receipt as a connection error |
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8074
diff
changeset
|
3487 * of type PROTOCOL_VIOLATION. |
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8074
diff
changeset
|
3488 */ |
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8074
diff
changeset
|
3489 qc->error = NGX_QUIC_ERR_PROTOCOL_VIOLATION; |
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8074
diff
changeset
|
3490 qc->error_reason = "seqnum refers to different connection id/token"; |
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8074
diff
changeset
|
3491 return NGX_ERROR; |
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8074
diff
changeset
|
3492 } |
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8074
diff
changeset
|
3493 |
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8074
diff
changeset
|
3494 } else { |
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8074
diff
changeset
|
3495 |
8099
b4ef79ef1c23
QUIC: refined the "c->quic->initialized" flag usage.
Vladimir Homutov <vl@nginx.com>
parents:
8098
diff
changeset
|
3496 cid = ngx_quic_alloc_connection_id(c, qc); |
8076
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8074
diff
changeset
|
3497 if (cid == NULL) { |
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8074
diff
changeset
|
3498 return NGX_ERROR; |
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8074
diff
changeset
|
3499 } |
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8074
diff
changeset
|
3500 |
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8074
diff
changeset
|
3501 cid->seqnum = f->seqnum; |
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8074
diff
changeset
|
3502 cid->len = f->len; |
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8074
diff
changeset
|
3503 ngx_memcpy(cid->id, f->cid, f->len); |
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8074
diff
changeset
|
3504 |
8100
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8099
diff
changeset
|
3505 ngx_memcpy(cid->sr_token, f->srt, NGX_QUIC_SR_TOKEN_LEN); |
8076
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8074
diff
changeset
|
3506 |
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8074
diff
changeset
|
3507 ngx_queue_insert_tail(&qc->client_ids, &cid->queue); |
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8074
diff
changeset
|
3508 qc->nclient_ids++; |
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8074
diff
changeset
|
3509 |
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8074
diff
changeset
|
3510 /* always use latest available connection id */ |
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8074
diff
changeset
|
3511 if (f->seqnum > qc->curr_seqnum) { |
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8074
diff
changeset
|
3512 qc->scid.len = cid->len; |
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8074
diff
changeset
|
3513 qc->scid.data = cid->id; |
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8074
diff
changeset
|
3514 qc->curr_seqnum = f->seqnum; |
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8074
diff
changeset
|
3515 } |
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8074
diff
changeset
|
3516 } |
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8074
diff
changeset
|
3517 |
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8074
diff
changeset
|
3518 retire: |
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8074
diff
changeset
|
3519 |
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8074
diff
changeset
|
3520 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:
8074
diff
changeset
|
3521 /* |
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8074
diff
changeset
|
3522 * 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:
8074
diff
changeset
|
3523 * 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:
8074
diff
changeset
|
3524 * 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:
8074
diff
changeset
|
3525 * largest received Retire Prior To value. |
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8074
diff
changeset
|
3526 */ |
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8074
diff
changeset
|
3527 goto done; |
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8074
diff
changeset
|
3528 } |
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8074
diff
changeset
|
3529 |
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8074
diff
changeset
|
3530 qc->max_retired_seqnum = f->retire; |
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8074
diff
changeset
|
3531 |
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8074
diff
changeset
|
3532 q = ngx_queue_head(&qc->client_ids); |
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8074
diff
changeset
|
3533 |
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8074
diff
changeset
|
3534 while (q != ngx_queue_sentinel(&qc->client_ids)) { |
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8074
diff
changeset
|
3535 |
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8074
diff
changeset
|
3536 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:
8074
diff
changeset
|
3537 q = ngx_queue_next(q); |
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8074
diff
changeset
|
3538 |
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8074
diff
changeset
|
3539 if (cid->seqnum >= f->retire) { |
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8074
diff
changeset
|
3540 continue; |
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8074
diff
changeset
|
3541 } |
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8074
diff
changeset
|
3542 |
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8074
diff
changeset
|
3543 /* this connection id must be retired */ |
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8074
diff
changeset
|
3544 |
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8074
diff
changeset
|
3545 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:
8074
diff
changeset
|
3546 != NGX_OK) |
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8074
diff
changeset
|
3547 { |
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8074
diff
changeset
|
3548 return NGX_ERROR; |
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8074
diff
changeset
|
3549 } |
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8074
diff
changeset
|
3550 |
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8074
diff
changeset
|
3551 ngx_queue_remove(&cid->queue); |
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8074
diff
changeset
|
3552 ngx_queue_insert_head(&qc->free_client_ids, &cid->queue); |
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8074
diff
changeset
|
3553 qc->nclient_ids--; |
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8074
diff
changeset
|
3554 } |
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8074
diff
changeset
|
3555 |
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8074
diff
changeset
|
3556 done: |
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8074
diff
changeset
|
3557 |
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8074
diff
changeset
|
3558 if (qc->nclient_ids > qc->tp.active_connection_id_limit) { |
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8074
diff
changeset
|
3559 /* |
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8074
diff
changeset
|
3560 * After processing a NEW_CONNECTION_ID frame and |
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8074
diff
changeset
|
3561 * 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:
8074
diff
changeset
|
3562 * connection IDs exceeds the value advertised in its |
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8074
diff
changeset
|
3563 * active_connection_id_limit transport parameter, an endpoint MUST |
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8074
diff
changeset
|
3564 * 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:
8074
diff
changeset
|
3565 */ |
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8074
diff
changeset
|
3566 qc->error = NGX_QUIC_ERR_CONNECTION_ID_LIMIT_ERROR; |
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8074
diff
changeset
|
3567 qc->error_reason = "too many connection ids received"; |
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8074
diff
changeset
|
3568 return NGX_ERROR; |
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8074
diff
changeset
|
3569 } |
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8074
diff
changeset
|
3570 |
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8074
diff
changeset
|
3571 return NGX_OK; |
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8074
diff
changeset
|
3572 } |
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8074
diff
changeset
|
3573 |
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8074
diff
changeset
|
3574 |
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8074
diff
changeset
|
3575 static ngx_int_t |
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8074
diff
changeset
|
3576 ngx_quic_retire_connection_id(ngx_connection_t *c, |
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8074
diff
changeset
|
3577 enum ssl_encryption_level_t level, uint64_t seqnum) |
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8074
diff
changeset
|
3578 { |
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8074
diff
changeset
|
3579 ngx_quic_frame_t *frame; |
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8074
diff
changeset
|
3580 |
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8074
diff
changeset
|
3581 frame = ngx_quic_alloc_frame(c, 0); |
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8074
diff
changeset
|
3582 if (frame == NULL) { |
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8074
diff
changeset
|
3583 return NGX_ERROR; |
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8074
diff
changeset
|
3584 } |
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8074
diff
changeset
|
3585 |
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8074
diff
changeset
|
3586 frame->level = level; |
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8074
diff
changeset
|
3587 frame->type = NGX_QUIC_FT_RETIRE_CONNECTION_ID; |
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8074
diff
changeset
|
3588 frame->u.retire_cid.sequence_number = seqnum; |
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8074
diff
changeset
|
3589 |
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8074
diff
changeset
|
3590 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:
8074
diff
changeset
|
3591 seqnum, frame->level); |
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8074
diff
changeset
|
3592 |
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8074
diff
changeset
|
3593 ngx_quic_queue_frame(c->quic, frame); |
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8074
diff
changeset
|
3594 |
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8074
diff
changeset
|
3595 return NGX_OK; |
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8074
diff
changeset
|
3596 } |
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8074
diff
changeset
|
3597 |
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8074
diff
changeset
|
3598 |
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8074
diff
changeset
|
3599 static ngx_quic_client_id_t * |
8099
b4ef79ef1c23
QUIC: refined the "c->quic->initialized" flag usage.
Vladimir Homutov <vl@nginx.com>
parents:
8098
diff
changeset
|
3600 ngx_quic_alloc_connection_id(ngx_connection_t *c, ngx_quic_connection_t *qc) |
8076
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8074
diff
changeset
|
3601 { |
8099
b4ef79ef1c23
QUIC: refined the "c->quic->initialized" flag usage.
Vladimir Homutov <vl@nginx.com>
parents:
8098
diff
changeset
|
3602 ngx_queue_t *q; |
b4ef79ef1c23
QUIC: refined the "c->quic->initialized" flag usage.
Vladimir Homutov <vl@nginx.com>
parents:
8098
diff
changeset
|
3603 ngx_quic_client_id_t *cid; |
8076
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8074
diff
changeset
|
3604 |
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8074
diff
changeset
|
3605 if (!ngx_queue_empty(&qc->free_client_ids)) { |
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8074
diff
changeset
|
3606 |
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8074
diff
changeset
|
3607 q = ngx_queue_head(&qc->free_client_ids); |
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8074
diff
changeset
|
3608 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:
8074
diff
changeset
|
3609 |
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8074
diff
changeset
|
3610 ngx_queue_remove(&cid->queue); |
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8074
diff
changeset
|
3611 |
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8074
diff
changeset
|
3612 ngx_memzero(cid, sizeof(ngx_quic_client_id_t)); |
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8074
diff
changeset
|
3613 |
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8074
diff
changeset
|
3614 } else { |
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8074
diff
changeset
|
3615 |
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8074
diff
changeset
|
3616 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:
8074
diff
changeset
|
3617 if (cid == NULL) { |
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8074
diff
changeset
|
3618 return NULL; |
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8074
diff
changeset
|
3619 } |
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8074
diff
changeset
|
3620 } |
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8074
diff
changeset
|
3621 |
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8074
diff
changeset
|
3622 return cid; |
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8074
diff
changeset
|
3623 } |
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8074
diff
changeset
|
3624 |
3afaaaa930ab
QUIC: added support for multiple connection IDs.
Vladimir Homutov <vl@nginx.com>
parents:
8074
diff
changeset
|
3625 |
7691 | 3626 static void |
3627 ngx_quic_queue_frame(ngx_quic_connection_t *qc, ngx_quic_frame_t *frame) | |
3628 { | |
7808
bda817d16cc2
Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents:
7794
diff
changeset
|
3629 ngx_quic_send_ctx_t *ctx; |
bda817d16cc2
Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents:
7794
diff
changeset
|
3630 |
bda817d16cc2
Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents:
7794
diff
changeset
|
3631 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:
7794
diff
changeset
|
3632 |
bda817d16cc2
Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents:
7794
diff
changeset
|
3633 ngx_queue_insert_tail(&ctx->frames, &frame->queue); |
7775 | 3634 |
7994
f9fbeb4ee0de
QUIC: added limit of queued data.
Vladimir Homutov <vl@nginx.com>
parents:
7993
diff
changeset
|
3635 frame->len = ngx_quic_create_frame(NULL, frame); |
f9fbeb4ee0de
QUIC: added limit of queued data.
Vladimir Homutov <vl@nginx.com>
parents:
7993
diff
changeset
|
3636 /* always succeeds */ |
f9fbeb4ee0de
QUIC: added limit of queued data.
Vladimir Homutov <vl@nginx.com>
parents:
7993
diff
changeset
|
3637 |
f9fbeb4ee0de
QUIC: added limit of queued data.
Vladimir Homutov <vl@nginx.com>
parents:
7993
diff
changeset
|
3638 if (qc->closing) { |
f9fbeb4ee0de
QUIC: added limit of queued data.
Vladimir Homutov <vl@nginx.com>
parents:
7993
diff
changeset
|
3639 return; |
f9fbeb4ee0de
QUIC: added limit of queued data.
Vladimir Homutov <vl@nginx.com>
parents:
7993
diff
changeset
|
3640 } |
f9fbeb4ee0de
QUIC: added limit of queued data.
Vladimir Homutov <vl@nginx.com>
parents:
7993
diff
changeset
|
3641 |
8055
924882f42dea
QUIC: do not artificially delay sending queued frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8054
diff
changeset
|
3642 ngx_post_event(&qc->push, &ngx_posted_events); |
7691 | 3643 } |
3644 | |
3645 | |
3646 static ngx_int_t | |
3647 ngx_quic_output(ngx_connection_t *c) | |
3648 { | |
7774
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3649 ngx_uint_t i; |
7691 | 3650 ngx_quic_connection_t *qc; |
3651 | |
7741 | 3652 c->log->action = "sending frames"; |
3653 | |
7774
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3654 qc = c->quic; |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3655 |
7808
bda817d16cc2
Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents:
7794
diff
changeset
|
3656 for (i = 0; i < NGX_QUIC_SEND_CTX_LAST; i++) { |
7809
6ad871b63422
Cleaned up magic numbers in ngx_quic_output_frames().
Vladimir Homutov <vl@nginx.com>
parents:
7808
diff
changeset
|
3657 if (ngx_quic_output_frames(c, &qc->send_ctx[i]) != NGX_OK) { |
7691 | 3658 return NGX_ERROR; |
3659 } | |
7774
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3660 } |
7691 | 3661 |
7788
d9bc33166361
Do not set timers after the connection is closed.
Vladimir Homutov <vl@nginx.com>
parents:
7787
diff
changeset
|
3662 if (!qc->send_timer_set && !qc->closing) { |
7737
8e54a17dabee
Respect QUIC max_idle_timeout.
Roman Arutyunyan <arut@nginx.com>
parents:
7736
diff
changeset
|
3663 qc->send_timer_set = 1; |
8e54a17dabee
Respect QUIC max_idle_timeout.
Roman Arutyunyan <arut@nginx.com>
parents:
7736
diff
changeset
|
3664 ngx_add_timer(c->read, qc->tp.max_idle_timeout); |
8e54a17dabee
Respect QUIC max_idle_timeout.
Roman Arutyunyan <arut@nginx.com>
parents:
7736
diff
changeset
|
3665 } |
8e54a17dabee
Respect QUIC max_idle_timeout.
Roman Arutyunyan <arut@nginx.com>
parents:
7736
diff
changeset
|
3666 |
7691 | 3667 return NGX_OK; |
3668 } | |
3669 | |
3670 | |
7774
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3671 static ngx_int_t |
7809
6ad871b63422
Cleaned up magic numbers in ngx_quic_output_frames().
Vladimir Homutov <vl@nginx.com>
parents:
7808
diff
changeset
|
3672 ngx_quic_output_frames(ngx_connection_t *c, ngx_quic_send_ctx_t *ctx) |
7774
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3673 { |
7994
f9fbeb4ee0de
QUIC: added limit of queued data.
Vladimir Homutov <vl@nginx.com>
parents:
7993
diff
changeset
|
3674 size_t len, hlen; |
7841
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
3675 ngx_uint_t need_ack; |
7774
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3676 ngx_queue_t *q, range; |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3677 ngx_quic_frame_t *f; |
7841
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
3678 ngx_quic_congestion_t *cg; |
7774
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3679 ngx_quic_connection_t *qc; |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3680 |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3681 qc = c->quic; |
7841
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
3682 cg = &qc->congestion; |
7774
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3683 |
7808
bda817d16cc2
Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents:
7794
diff
changeset
|
3684 if (ngx_queue_empty(&ctx->frames)) { |
7774
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3685 return NGX_OK; |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3686 } |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3687 |
7809
6ad871b63422
Cleaned up magic numbers in ngx_quic_output_frames().
Vladimir Homutov <vl@nginx.com>
parents:
7808
diff
changeset
|
3688 q = ngx_queue_head(&ctx->frames); |
6ad871b63422
Cleaned up magic numbers in ngx_quic_output_frames().
Vladimir Homutov <vl@nginx.com>
parents:
7808
diff
changeset
|
3689 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:
7808
diff
changeset
|
3690 |
6ad871b63422
Cleaned up magic numbers in ngx_quic_output_frames().
Vladimir Homutov <vl@nginx.com>
parents:
7808
diff
changeset
|
3691 /* 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:
7808
diff
changeset
|
3692 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:
7808
diff
changeset
|
3693 : NGX_QUIC_MAX_LONG_HEADER; |
7774
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3694 hlen += EVP_GCM_TLS_TAG_LEN; |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3695 |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3696 do { |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3697 len = 0; |
7841
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
3698 need_ack = 0; |
7774
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3699 ngx_queue_init(&range); |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3700 |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3701 do { |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3702 /* process group of frames that fits into packet */ |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3703 f = ngx_queue_data(q, ngx_quic_frame_t, queue); |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3704 |
7994
f9fbeb4ee0de
QUIC: added limit of queued data.
Vladimir Homutov <vl@nginx.com>
parents:
7993
diff
changeset
|
3705 if (len && hlen + len + f->len > qc->ctp.max_udp_payload_size) { |
7774
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3706 break; |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3707 } |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3708 |
7841
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
3709 if (f->need_ack) { |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
3710 need_ack = 1; |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
3711 } |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
3712 |
7994
f9fbeb4ee0de
QUIC: added limit of queued data.
Vladimir Homutov <vl@nginx.com>
parents:
7993
diff
changeset
|
3713 if (need_ack && cg->in_flight + len + f->len > cg->window) { |
7841
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
3714 break; |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
3715 } |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
3716 |
7995
031918df51c0
QUIC: added anti-amplification limit.
Vladimir Homutov <vl@nginx.com>
parents:
7994
diff
changeset
|
3717 if (!qc->validated) { |
031918df51c0
QUIC: added anti-amplification limit.
Vladimir Homutov <vl@nginx.com>
parents:
7994
diff
changeset
|
3718 /* |
031918df51c0
QUIC: added anti-amplification limit.
Vladimir Homutov <vl@nginx.com>
parents:
7994
diff
changeset
|
3719 * Prior to validation, endpoints are limited in what they |
031918df51c0
QUIC: added anti-amplification limit.
Vladimir Homutov <vl@nginx.com>
parents:
7994
diff
changeset
|
3720 * are able to send. During the handshake, a server cannot |
031918df51c0
QUIC: added anti-amplification limit.
Vladimir Homutov <vl@nginx.com>
parents:
7994
diff
changeset
|
3721 * send more than three times the data it receives; |
031918df51c0
QUIC: added anti-amplification limit.
Vladimir Homutov <vl@nginx.com>
parents:
7994
diff
changeset
|
3722 */ |
031918df51c0
QUIC: added anti-amplification limit.
Vladimir Homutov <vl@nginx.com>
parents:
7994
diff
changeset
|
3723 |
031918df51c0
QUIC: added anti-amplification limit.
Vladimir Homutov <vl@nginx.com>
parents:
7994
diff
changeset
|
3724 if (((c->sent + len + f->len) / 3) > qc->received) { |
031918df51c0
QUIC: added anti-amplification limit.
Vladimir Homutov <vl@nginx.com>
parents:
7994
diff
changeset
|
3725 ngx_log_debug2(NGX_LOG_DEBUG_EVENT, c->log, 0, |
031918df51c0
QUIC: added anti-amplification limit.
Vladimir Homutov <vl@nginx.com>
parents:
7994
diff
changeset
|
3726 "quic hit amplification limit" |
031918df51c0
QUIC: added anti-amplification limit.
Vladimir Homutov <vl@nginx.com>
parents:
7994
diff
changeset
|
3727 " received %uz sent %O", |
031918df51c0
QUIC: added anti-amplification limit.
Vladimir Homutov <vl@nginx.com>
parents:
7994
diff
changeset
|
3728 qc->received, c->sent); |
031918df51c0
QUIC: added anti-amplification limit.
Vladimir Homutov <vl@nginx.com>
parents:
7994
diff
changeset
|
3729 break; |
031918df51c0
QUIC: added anti-amplification limit.
Vladimir Homutov <vl@nginx.com>
parents:
7994
diff
changeset
|
3730 } |
031918df51c0
QUIC: added anti-amplification limit.
Vladimir Homutov <vl@nginx.com>
parents:
7994
diff
changeset
|
3731 } |
031918df51c0
QUIC: added anti-amplification limit.
Vladimir Homutov <vl@nginx.com>
parents:
7994
diff
changeset
|
3732 |
7774
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3733 q = ngx_queue_next(q); |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3734 |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3735 f->first = ngx_current_msec; |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3736 |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3737 ngx_queue_remove(&f->queue); |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3738 ngx_queue_insert_tail(&range, &f->queue); |
7994
f9fbeb4ee0de
QUIC: added limit of queued data.
Vladimir Homutov <vl@nginx.com>
parents:
7993
diff
changeset
|
3739 |
f9fbeb4ee0de
QUIC: added limit of queued data.
Vladimir Homutov <vl@nginx.com>
parents:
7993
diff
changeset
|
3740 len += f->len; |
7774
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3741 |
7808
bda817d16cc2
Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents:
7794
diff
changeset
|
3742 } while (q != ngx_queue_sentinel(&ctx->frames)); |
7774
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3743 |
7841
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
3744 if (ngx_queue_empty(&range)) { |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
3745 break; |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
3746 } |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
3747 |
7991
1b9db5c8c29b
QUIC: reworked ngx_quic_send_frames() function.
Vladimir Homutov <vl@nginx.com>
parents:
7990
diff
changeset
|
3748 if (ngx_quic_send_frames(c, ctx, &range) != NGX_OK) { |
7774
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3749 return NGX_ERROR; |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3750 } |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3751 |
7808
bda817d16cc2
Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents:
7794
diff
changeset
|
3752 } while (q != ngx_queue_sentinel(&ctx->frames)); |
7774
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3753 |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3754 return NGX_OK; |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3755 } |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3756 |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3757 |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3758 static void |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3759 ngx_quic_free_frames(ngx_connection_t *c, ngx_queue_t *frames) |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3760 { |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3761 ngx_queue_t *q; |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3762 ngx_quic_frame_t *f; |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3763 |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3764 do { |
7811
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
7810
diff
changeset
|
3765 q = ngx_queue_head(frames); |
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
7810
diff
changeset
|
3766 |
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
7810
diff
changeset
|
3767 if (q == ngx_queue_sentinel(frames)) { |
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
7810
diff
changeset
|
3768 break; |
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
7810
diff
changeset
|
3769 } |
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
7810
diff
changeset
|
3770 |
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
7810
diff
changeset
|
3771 ngx_queue_remove(q); |
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
7810
diff
changeset
|
3772 |
7774
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3773 f = ngx_queue_data(q, ngx_quic_frame_t, queue); |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3774 |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3775 ngx_quic_free_frame(c, f); |
7811
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
7810
diff
changeset
|
3776 } while (1); |
7774
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3777 } |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3778 |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3779 |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3780 static ngx_int_t |
7991
1b9db5c8c29b
QUIC: reworked ngx_quic_send_frames() function.
Vladimir Homutov <vl@nginx.com>
parents:
7990
diff
changeset
|
3781 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:
7990
diff
changeset
|
3782 ngx_queue_t *frames) |
7691 | 3783 { |
7755
949b95e4d504
Merged ngx_quic_send_packet() into ngx_quic_send_frames().
Vladimir Homutov <vl@nginx.com>
parents:
7754
diff
changeset
|
3784 ssize_t len; |
949b95e4d504
Merged ngx_quic_send_packet() into ngx_quic_send_frames().
Vladimir Homutov <vl@nginx.com>
parents:
7754
diff
changeset
|
3785 u_char *p; |
7774
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3786 ngx_msec_t now; |
7755
949b95e4d504
Merged ngx_quic_send_packet() into ngx_quic_send_frames().
Vladimir Homutov <vl@nginx.com>
parents:
7754
diff
changeset
|
3787 ngx_str_t out, res; |
7774
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3788 ngx_queue_t *q; |
7862
fb7422074258
Added generation of CC frames with error on connection termination.
Vladimir Homutov <vl@nginx.com>
parents:
7861
diff
changeset
|
3789 ngx_ssl_conn_t *ssl_conn; |
7774
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3790 ngx_quic_frame_t *f, *start; |
7755
949b95e4d504
Merged ngx_quic_send_packet() into ngx_quic_send_frames().
Vladimir Homutov <vl@nginx.com>
parents:
7754
diff
changeset
|
3791 ngx_quic_header_t pkt; |
7772
058a5af7ddfc
Refactored QUIC secrets storage.
Vladimir Homutov <vl@nginx.com>
parents:
7771
diff
changeset
|
3792 ngx_quic_secrets_t *keys; |
7755
949b95e4d504
Merged ngx_quic_send_packet() into ngx_quic_send_frames().
Vladimir Homutov <vl@nginx.com>
parents:
7754
diff
changeset
|
3793 ngx_quic_connection_t *qc; |
949b95e4d504
Merged ngx_quic_send_packet() into ngx_quic_send_frames().
Vladimir Homutov <vl@nginx.com>
parents:
7754
diff
changeset
|
3794 static ngx_str_t initial_token = ngx_null_string; |
7910
125cbfa77013
Renamed max_packet_size to max_udp_payload_size, from draft-28.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7908
diff
changeset
|
3795 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:
7908
diff
changeset
|
3796 static u_char dst[NGX_QUIC_MAX_UDP_PAYLOAD_SIZE]; |
7691 | 3797 |
7836 | 3798 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, c->log, 0, |
3799 "quic ngx_quic_send_frames"); | |
7774
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3800 |
7862
fb7422074258
Added generation of CC frames with error on connection termination.
Vladimir Homutov <vl@nginx.com>
parents:
7861
diff
changeset
|
3801 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:
7861
diff
changeset
|
3802 |
7774
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3803 q = ngx_queue_head(frames); |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3804 start = ngx_queue_data(q, ngx_quic_frame_t, queue); |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3805 |
7755
949b95e4d504
Merged ngx_quic_send_packet() into ngx_quic_send_frames().
Vladimir Homutov <vl@nginx.com>
parents:
7754
diff
changeset
|
3806 ngx_memzero(&pkt, sizeof(ngx_quic_header_t)); |
7691 | 3807 |
7841
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
3808 now = ngx_current_msec; |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
3809 |
7755
949b95e4d504
Merged ngx_quic_send_packet() into ngx_quic_send_frames().
Vladimir Homutov <vl@nginx.com>
parents:
7754
diff
changeset
|
3810 p = src; |
949b95e4d504
Merged ngx_quic_send_packet() into ngx_quic_send_frames().
Vladimir Homutov <vl@nginx.com>
parents:
7754
diff
changeset
|
3811 out.data = src; |
7691 | 3812 |
7774
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3813 for (q = ngx_queue_head(frames); |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3814 q != ngx_queue_sentinel(frames); |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3815 q = ngx_queue_next(q)) |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3816 { |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3817 f = ngx_queue_data(q, ngx_quic_frame_t, queue); |
7691 | 3818 |
7836 | 3819 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0, |
3820 "quic frame out: %s", f->info); | |
7691 | 3821 |
7774
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3822 len = ngx_quic_create_frame(p, f); |
7691 | 3823 if (len == -1) { |
3824 return NGX_ERROR; | |
3825 } | |
3826 | |
7778
053fa468b044
Fixed missing propagation of need_ack flag from frames to packet.
Vladimir Homutov <vl@nginx.com>
parents:
7777
diff
changeset
|
3827 if (f->need_ack) { |
053fa468b044
Fixed missing propagation of need_ack flag from frames to packet.
Vladimir Homutov <vl@nginx.com>
parents:
7777
diff
changeset
|
3828 pkt.need_ack = 1; |
053fa468b044
Fixed missing propagation of need_ack flag from frames to packet.
Vladimir Homutov <vl@nginx.com>
parents:
7777
diff
changeset
|
3829 } |
053fa468b044
Fixed missing propagation of need_ack flag from frames to packet.
Vladimir Homutov <vl@nginx.com>
parents:
7777
diff
changeset
|
3830 |
7691 | 3831 p += len; |
7808
bda817d16cc2
Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents:
7794
diff
changeset
|
3832 f->pnum = ctx->pnum; |
7841
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
3833 f->last = now; |
7774
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3834 } |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3835 |
7691 | 3836 out.len = p - out.data; |
3837 | |
7767
c9fbe9508e1f
QUIC packet padding to fulfil header protection sample demands.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7766
diff
changeset
|
3838 while (out.len < 4) { |
c9fbe9508e1f
QUIC packet padding to fulfil header protection sample demands.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7766
diff
changeset
|
3839 *p++ = NGX_QUIC_FT_PADDING; |
c9fbe9508e1f
QUIC packet padding to fulfil header protection sample demands.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7766
diff
changeset
|
3840 out.len++; |
c9fbe9508e1f
QUIC packet padding to fulfil header protection sample demands.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7766
diff
changeset
|
3841 } |
c9fbe9508e1f
QUIC packet padding to fulfil header protection sample demands.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7766
diff
changeset
|
3842 |
7755
949b95e4d504
Merged ngx_quic_send_packet() into ngx_quic_send_frames().
Vladimir Homutov <vl@nginx.com>
parents:
7754
diff
changeset
|
3843 qc = c->quic; |
7691 | 3844 |
7772
058a5af7ddfc
Refactored QUIC secrets storage.
Vladimir Homutov <vl@nginx.com>
parents:
7771
diff
changeset
|
3845 keys = &c->quic->keys[start->level]; |
058a5af7ddfc
Refactored QUIC secrets storage.
Vladimir Homutov <vl@nginx.com>
parents:
7771
diff
changeset
|
3846 |
058a5af7ddfc
Refactored QUIC secrets storage.
Vladimir Homutov <vl@nginx.com>
parents:
7771
diff
changeset
|
3847 pkt.secret = &keys->server; |
058a5af7ddfc
Refactored QUIC secrets storage.
Vladimir Homutov <vl@nginx.com>
parents:
7771
diff
changeset
|
3848 |
7847
262396242352
Reworked macros for parsing/assembling packet types.
Vladimir Homutov <vl@nginx.com>
parents:
7846
diff
changeset
|
3849 pkt.flags = NGX_QUIC_PKT_FIXED_BIT; |
262396242352
Reworked macros for parsing/assembling packet types.
Vladimir Homutov <vl@nginx.com>
parents:
7846
diff
changeset
|
3850 |
7755
949b95e4d504
Merged ngx_quic_send_packet() into ngx_quic_send_frames().
Vladimir Homutov <vl@nginx.com>
parents:
7754
diff
changeset
|
3851 if (start->level == ssl_encryption_initial) { |
7847
262396242352
Reworked macros for parsing/assembling packet types.
Vladimir Homutov <vl@nginx.com>
parents:
7846
diff
changeset
|
3852 pkt.flags |= NGX_QUIC_PKT_LONG | NGX_QUIC_PKT_INITIAL; |
7691 | 3853 pkt.token = initial_token; |
3854 | |
7755
949b95e4d504
Merged ngx_quic_send_packet() into ngx_quic_send_frames().
Vladimir Homutov <vl@nginx.com>
parents:
7754
diff
changeset
|
3855 } else if (start->level == ssl_encryption_handshake) { |
7847
262396242352
Reworked macros for parsing/assembling packet types.
Vladimir Homutov <vl@nginx.com>
parents:
7846
diff
changeset
|
3856 pkt.flags |= NGX_QUIC_PKT_LONG | NGX_QUIC_PKT_HANDSHAKE; |
7781
fdda518d10ba
Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents:
7780
diff
changeset
|
3857 |
fdda518d10ba
Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents:
7780
diff
changeset
|
3858 } else { |
7847
262396242352
Reworked macros for parsing/assembling packet types.
Vladimir Homutov <vl@nginx.com>
parents:
7846
diff
changeset
|
3859 if (c->quic->key_phase) { |
262396242352
Reworked macros for parsing/assembling packet types.
Vladimir Homutov <vl@nginx.com>
parents:
7846
diff
changeset
|
3860 pkt.flags |= NGX_QUIC_PKT_KPHASE; |
262396242352
Reworked macros for parsing/assembling packet types.
Vladimir Homutov <vl@nginx.com>
parents:
7846
diff
changeset
|
3861 } |
7691 | 3862 } |
3863 | |
7808
bda817d16cc2
Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents:
7794
diff
changeset
|
3864 ngx_quic_set_packet_number(&pkt, ctx); |
7781
fdda518d10ba
Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents:
7780
diff
changeset
|
3865 |
7755
949b95e4d504
Merged ngx_quic_send_packet() into ngx_quic_send_frames().
Vladimir Homutov <vl@nginx.com>
parents:
7754
diff
changeset
|
3866 pkt.log = c->log; |
949b95e4d504
Merged ngx_quic_send_packet() into ngx_quic_send_frames().
Vladimir Homutov <vl@nginx.com>
parents:
7754
diff
changeset
|
3867 pkt.level = start->level; |
7821
e0abe17a2878
Removed source/destination swap from the function creating header.
Vladimir Homutov <vl@nginx.com>
parents:
7820
diff
changeset
|
3868 pkt.dcid = qc->scid; |
e0abe17a2878
Removed source/destination swap from the function creating header.
Vladimir Homutov <vl@nginx.com>
parents:
7820
diff
changeset
|
3869 pkt.scid = qc->dcid; |
7755
949b95e4d504
Merged ngx_quic_send_packet() into ngx_quic_send_frames().
Vladimir Homutov <vl@nginx.com>
parents:
7754
diff
changeset
|
3870 pkt.payload = out; |
7751
f85749b60e58
Removed memory allocations from encryption code.
Vladimir Homutov <vl@nginx.com>
parents:
7750
diff
changeset
|
3871 |
7755
949b95e4d504
Merged ngx_quic_send_packet() into ngx_quic_send_frames().
Vladimir Homutov <vl@nginx.com>
parents:
7754
diff
changeset
|
3872 res.data = dst; |
7751
f85749b60e58
Removed memory allocations from encryption code.
Vladimir Homutov <vl@nginx.com>
parents:
7750
diff
changeset
|
3873 |
7836 | 3874 ngx_log_debug6(NGX_LOG_DEBUG_EVENT, c->log, 0, |
3875 "quic packet ready: %ui bytes at level %d" | |
3876 " need_ack: %d number: %L encoded %d:0x%xD", | |
3877 out.len, start->level, pkt.need_ack, pkt.number, | |
3878 pkt.num_len, pkt.trunc); | |
3879 | |
7862
fb7422074258
Added generation of CC frames with error on connection termination.
Vladimir Homutov <vl@nginx.com>
parents:
7861
diff
changeset
|
3880 if (ngx_quic_encrypt(&pkt, ssl_conn, &res) != NGX_OK) { |
7691 | 3881 return NGX_ERROR; |
3882 } | |
3883 | |
7774
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3884 len = c->send(c, res.data, res.len); |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3885 if (len == NGX_ERROR || (size_t) len != res.len) { |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3886 return NGX_ERROR; |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3887 } |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3888 |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3889 /* len == NGX_OK || NGX_AGAIN */ |
7808
bda817d16cc2
Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents:
7794
diff
changeset
|
3890 ctx->pnum++; |
7691 | 3891 |
7991
1b9db5c8c29b
QUIC: reworked ngx_quic_send_frames() function.
Vladimir Homutov <vl@nginx.com>
parents:
7990
diff
changeset
|
3892 if (pkt.need_ack) { |
1b9db5c8c29b
QUIC: reworked ngx_quic_send_frames() function.
Vladimir Homutov <vl@nginx.com>
parents:
7990
diff
changeset
|
3893 /* move frames into the sent queue to wait for ack */ |
1b9db5c8c29b
QUIC: reworked ngx_quic_send_frames() function.
Vladimir Homutov <vl@nginx.com>
parents:
7990
diff
changeset
|
3894 |
1b9db5c8c29b
QUIC: reworked ngx_quic_send_frames() function.
Vladimir Homutov <vl@nginx.com>
parents:
7990
diff
changeset
|
3895 if (qc->closing) { |
1b9db5c8c29b
QUIC: reworked ngx_quic_send_frames() function.
Vladimir Homutov <vl@nginx.com>
parents:
7990
diff
changeset
|
3896 /* if we are closing, any ack will be discarded */ |
1b9db5c8c29b
QUIC: reworked ngx_quic_send_frames() function.
Vladimir Homutov <vl@nginx.com>
parents:
7990
diff
changeset
|
3897 ngx_quic_free_frames(c, frames); |
1b9db5c8c29b
QUIC: reworked ngx_quic_send_frames() function.
Vladimir Homutov <vl@nginx.com>
parents:
7990
diff
changeset
|
3898 |
1b9db5c8c29b
QUIC: reworked ngx_quic_send_frames() function.
Vladimir Homutov <vl@nginx.com>
parents:
7990
diff
changeset
|
3899 } else { |
1b9db5c8c29b
QUIC: reworked ngx_quic_send_frames() function.
Vladimir Homutov <vl@nginx.com>
parents:
7990
diff
changeset
|
3900 ngx_queue_add(&ctx->sent, frames); |
7993
b276833111cf
QUIC: implemented probe timeout (PTO) calculation.
Vladimir Homutov <vl@nginx.com>
parents:
7992
diff
changeset
|
3901 if (qc->pto.timer_set) { |
b276833111cf
QUIC: implemented probe timeout (PTO) calculation.
Vladimir Homutov <vl@nginx.com>
parents:
7992
diff
changeset
|
3902 ngx_del_timer(&qc->pto); |
b276833111cf
QUIC: implemented probe timeout (PTO) calculation.
Vladimir Homutov <vl@nginx.com>
parents:
7992
diff
changeset
|
3903 } |
b276833111cf
QUIC: implemented probe timeout (PTO) calculation.
Vladimir Homutov <vl@nginx.com>
parents:
7992
diff
changeset
|
3904 ngx_add_timer(&qc->pto, ngx_quic_pto(c, ctx)); |
8026
4604e6043657
QUIC: packet based bytes_in_flight accounting.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8025
diff
changeset
|
3905 |
4604e6043657
QUIC: packet based bytes_in_flight accounting.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8025
diff
changeset
|
3906 start->plen = len; |
7991
1b9db5c8c29b
QUIC: reworked ngx_quic_send_frames() function.
Vladimir Homutov <vl@nginx.com>
parents:
7990
diff
changeset
|
3907 } |
1b9db5c8c29b
QUIC: reworked ngx_quic_send_frames() function.
Vladimir Homutov <vl@nginx.com>
parents:
7990
diff
changeset
|
3908 |
8026
4604e6043657
QUIC: packet based bytes_in_flight accounting.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8025
diff
changeset
|
3909 qc->congestion.in_flight += len; |
7991
1b9db5c8c29b
QUIC: reworked ngx_quic_send_frames() function.
Vladimir Homutov <vl@nginx.com>
parents:
7990
diff
changeset
|
3910 |
1b9db5c8c29b
QUIC: reworked ngx_quic_send_frames() function.
Vladimir Homutov <vl@nginx.com>
parents:
7990
diff
changeset
|
3911 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0, |
1b9db5c8c29b
QUIC: reworked ngx_quic_send_frames() function.
Vladimir Homutov <vl@nginx.com>
parents:
7990
diff
changeset
|
3912 "quic congestion send if:%uz", |
1b9db5c8c29b
QUIC: reworked ngx_quic_send_frames() function.
Vladimir Homutov <vl@nginx.com>
parents:
7990
diff
changeset
|
3913 qc->congestion.in_flight); |
1b9db5c8c29b
QUIC: reworked ngx_quic_send_frames() function.
Vladimir Homutov <vl@nginx.com>
parents:
7990
diff
changeset
|
3914 } else { |
1b9db5c8c29b
QUIC: reworked ngx_quic_send_frames() function.
Vladimir Homutov <vl@nginx.com>
parents:
7990
diff
changeset
|
3915 /* 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:
7990
diff
changeset
|
3916 ngx_quic_free_frames(c, frames); |
1b9db5c8c29b
QUIC: reworked ngx_quic_send_frames() function.
Vladimir Homutov <vl@nginx.com>
parents:
7990
diff
changeset
|
3917 } |
1b9db5c8c29b
QUIC: reworked ngx_quic_send_frames() function.
Vladimir Homutov <vl@nginx.com>
parents:
7990
diff
changeset
|
3918 |
1b9db5c8c29b
QUIC: reworked ngx_quic_send_frames() function.
Vladimir Homutov <vl@nginx.com>
parents:
7990
diff
changeset
|
3919 return NGX_OK; |
7774
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3920 } |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3921 |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3922 |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3923 static void |
7808
bda817d16cc2
Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents:
7794
diff
changeset
|
3924 ngx_quic_set_packet_number(ngx_quic_header_t *pkt, ngx_quic_send_ctx_t *ctx) |
7781
fdda518d10ba
Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents:
7780
diff
changeset
|
3925 { |
fdda518d10ba
Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents:
7780
diff
changeset
|
3926 uint64_t delta; |
fdda518d10ba
Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents:
7780
diff
changeset
|
3927 |
7808
bda817d16cc2
Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents:
7794
diff
changeset
|
3928 delta = ctx->pnum - ctx->largest_ack; |
bda817d16cc2
Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents:
7794
diff
changeset
|
3929 pkt->number = ctx->pnum; |
7781
fdda518d10ba
Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents:
7780
diff
changeset
|
3930 |
fdda518d10ba
Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents:
7780
diff
changeset
|
3931 if (delta <= 0x7F) { |
fdda518d10ba
Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents:
7780
diff
changeset
|
3932 pkt->num_len = 1; |
7808
bda817d16cc2
Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents:
7794
diff
changeset
|
3933 pkt->trunc = ctx->pnum & 0xff; |
7781
fdda518d10ba
Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents:
7780
diff
changeset
|
3934 |
fdda518d10ba
Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents:
7780
diff
changeset
|
3935 } else if (delta <= 0x7FFF) { |
fdda518d10ba
Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents:
7780
diff
changeset
|
3936 pkt->num_len = 2; |
fdda518d10ba
Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents:
7780
diff
changeset
|
3937 pkt->flags |= 0x1; |
7808
bda817d16cc2
Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents:
7794
diff
changeset
|
3938 pkt->trunc = ctx->pnum & 0xffff; |
7781
fdda518d10ba
Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents:
7780
diff
changeset
|
3939 |
fdda518d10ba
Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents:
7780
diff
changeset
|
3940 } else if (delta <= 0x7FFFFF) { |
fdda518d10ba
Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents:
7780
diff
changeset
|
3941 pkt->num_len = 3; |
fdda518d10ba
Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents:
7780
diff
changeset
|
3942 pkt->flags |= 0x2; |
7808
bda817d16cc2
Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents:
7794
diff
changeset
|
3943 pkt->trunc = ctx->pnum & 0xffffff; |
7781
fdda518d10ba
Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents:
7780
diff
changeset
|
3944 |
fdda518d10ba
Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents:
7780
diff
changeset
|
3945 } else { |
fdda518d10ba
Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents:
7780
diff
changeset
|
3946 pkt->num_len = 4; |
fdda518d10ba
Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents:
7780
diff
changeset
|
3947 pkt->flags |= 0x3; |
7808
bda817d16cc2
Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents:
7794
diff
changeset
|
3948 pkt->trunc = ctx->pnum & 0xffffffff; |
7781
fdda518d10ba
Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents:
7780
diff
changeset
|
3949 } |
fdda518d10ba
Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents:
7780
diff
changeset
|
3950 } |
fdda518d10ba
Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents:
7780
diff
changeset
|
3951 |
fdda518d10ba
Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents:
7780
diff
changeset
|
3952 |
fdda518d10ba
Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents:
7780
diff
changeset
|
3953 static void |
7990 | 3954 ngx_quic_pto_handler(ngx_event_t *ev) |
7774
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3955 { |
8051
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8050
diff
changeset
|
3956 ngx_uint_t i; |
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8050
diff
changeset
|
3957 ngx_queue_t *q; |
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8050
diff
changeset
|
3958 ngx_connection_t *c; |
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8050
diff
changeset
|
3959 ngx_quic_frame_t *start; |
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8050
diff
changeset
|
3960 ngx_quic_send_ctx_t *ctx; |
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8050
diff
changeset
|
3961 ngx_quic_connection_t *qc; |
7774
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3962 |
7990 | 3963 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, ev->log, 0, "quic pto timer"); |
7774
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3964 |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3965 c = ev->data; |
8051
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8050
diff
changeset
|
3966 qc = c->quic; |
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8050
diff
changeset
|
3967 |
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8050
diff
changeset
|
3968 qc->pto_count++; |
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8050
diff
changeset
|
3969 |
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8050
diff
changeset
|
3970 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:
8050
diff
changeset
|
3971 |
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8050
diff
changeset
|
3972 ctx = &qc->send_ctx[i]; |
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8050
diff
changeset
|
3973 |
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8050
diff
changeset
|
3974 if (ngx_queue_empty(&ctx->sent)) { |
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8050
diff
changeset
|
3975 continue; |
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8050
diff
changeset
|
3976 } |
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8050
diff
changeset
|
3977 |
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8050
diff
changeset
|
3978 q = ngx_queue_head(&ctx->sent); |
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8050
diff
changeset
|
3979 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:
8050
diff
changeset
|
3980 |
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8050
diff
changeset
|
3981 if (start->pnum <= ctx->largest_ack |
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8050
diff
changeset
|
3982 && ctx->largest_ack != (uint64_t) -1) |
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8050
diff
changeset
|
3983 { |
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8050
diff
changeset
|
3984 continue; |
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8050
diff
changeset
|
3985 } |
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8050
diff
changeset
|
3986 |
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8050
diff
changeset
|
3987 ngx_log_debug3(NGX_LOG_DEBUG_EVENT, c->log, 0, |
8057
de7d6d943f68
QUIC: fixed format specifiers.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8056
diff
changeset
|
3988 "quic pto pnum:%uL pto_count:%ui level:%d", |
8051
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8050
diff
changeset
|
3989 start->pnum, c->quic->pto_count, start->level); |
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8050
diff
changeset
|
3990 |
8094
b383120afca3
QUIC: resend frames by moving them to output queue.
Roman Arutyunyan <arut@nginx.com>
parents:
8091
diff
changeset
|
3991 ngx_quic_resend_frames(c, ctx); |
8051
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8050
diff
changeset
|
3992 } |
7774
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3993 } |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3994 |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3995 |
7775 | 3996 static void |
3997 ngx_quic_push_handler(ngx_event_t *ev) | |
3998 { | |
7811
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
7810
diff
changeset
|
3999 ngx_connection_t *c; |
7775 | 4000 |
7836 | 4001 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, ev->log, 0, "quic push timer"); |
7775 | 4002 |
4003 c = ev->data; | |
4004 | |
4005 if (ngx_quic_output(c) != NGX_OK) { | |
7832
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
4006 ngx_quic_close_connection(c, NGX_ERROR); |
7775 | 4007 return; |
4008 } | |
4009 } | |
4010 | |
4011 | |
8051
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8050
diff
changeset
|
4012 static |
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8050
diff
changeset
|
4013 void ngx_quic_lost_handler(ngx_event_t *ev) |
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8050
diff
changeset
|
4014 { |
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8050
diff
changeset
|
4015 ngx_connection_t *c; |
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8050
diff
changeset
|
4016 |
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8050
diff
changeset
|
4017 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:
8050
diff
changeset
|
4018 |
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8050
diff
changeset
|
4019 c = ev->data; |
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8050
diff
changeset
|
4020 |
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8050
diff
changeset
|
4021 if (ngx_quic_detect_lost(c) != NGX_OK) { |
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8050
diff
changeset
|
4022 ngx_quic_close_connection(c, NGX_ERROR); |
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8050
diff
changeset
|
4023 } |
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8050
diff
changeset
|
4024 } |
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8050
diff
changeset
|
4025 |
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8050
diff
changeset
|
4026 |
7774
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
4027 static ngx_int_t |
8051
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8050
diff
changeset
|
4028 ngx_quic_detect_lost(ngx_connection_t *c) |
7774
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
4029 { |
7992
909b989ec088
QUIC: reworked retransmission mechanism.
Vladimir Homutov <vl@nginx.com>
parents:
7991
diff
changeset
|
4030 ngx_uint_t i; |
909b989ec088
QUIC: reworked retransmission mechanism.
Vladimir Homutov <vl@nginx.com>
parents:
7991
diff
changeset
|
4031 ngx_msec_t now, wait, min_wait, thr; |
8051
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8050
diff
changeset
|
4032 ngx_queue_t *q; |
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8050
diff
changeset
|
4033 ngx_quic_frame_t *start; |
7992
909b989ec088
QUIC: reworked retransmission mechanism.
Vladimir Homutov <vl@nginx.com>
parents:
7991
diff
changeset
|
4034 ngx_quic_send_ctx_t *ctx; |
7774
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
4035 ngx_quic_connection_t *qc; |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
4036 |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
4037 qc = c->quic; |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
4038 now = ngx_current_msec; |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
4039 |
7992
909b989ec088
QUIC: reworked retransmission mechanism.
Vladimir Homutov <vl@nginx.com>
parents:
7991
diff
changeset
|
4040 min_wait = 0; |
909b989ec088
QUIC: reworked retransmission mechanism.
Vladimir Homutov <vl@nginx.com>
parents:
7991
diff
changeset
|
4041 |
8051
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8050
diff
changeset
|
4042 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:
8050
diff
changeset
|
4043 thr = ngx_max(thr, NGX_QUIC_TIME_GRANULARITY); |
7774
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
4044 |
7992
909b989ec088
QUIC: reworked retransmission mechanism.
Vladimir Homutov <vl@nginx.com>
parents:
7991
diff
changeset
|
4045 for (i = 0; i < NGX_QUIC_SEND_CTX_LAST; i++) { |
909b989ec088
QUIC: reworked retransmission mechanism.
Vladimir Homutov <vl@nginx.com>
parents:
7991
diff
changeset
|
4046 |
909b989ec088
QUIC: reworked retransmission mechanism.
Vladimir Homutov <vl@nginx.com>
parents:
7991
diff
changeset
|
4047 ctx = &qc->send_ctx[i]; |
909b989ec088
QUIC: reworked retransmission mechanism.
Vladimir Homutov <vl@nginx.com>
parents:
7991
diff
changeset
|
4048 |
8053
4e3a71621c9a
QUIC: do not arm loss detection timer for succeeding packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8052
diff
changeset
|
4049 if (ctx->largest_ack == (uint64_t) -1) { |
4e3a71621c9a
QUIC: do not arm loss detection timer for succeeding packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8052
diff
changeset
|
4050 continue; |
4e3a71621c9a
QUIC: do not arm loss detection timer for succeeding packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8052
diff
changeset
|
4051 } |
4e3a71621c9a
QUIC: do not arm loss detection timer for succeeding packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8052
diff
changeset
|
4052 |
8051
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8050
diff
changeset
|
4053 while (!ngx_queue_empty(&ctx->sent)) { |
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8050
diff
changeset
|
4054 |
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8050
diff
changeset
|
4055 q = ngx_queue_head(&ctx->sent); |
7992
909b989ec088
QUIC: reworked retransmission mechanism.
Vladimir Homutov <vl@nginx.com>
parents:
7991
diff
changeset
|
4056 start = ngx_queue_data(q, ngx_quic_frame_t, queue); |
909b989ec088
QUIC: reworked retransmission mechanism.
Vladimir Homutov <vl@nginx.com>
parents:
7991
diff
changeset
|
4057 |
8053
4e3a71621c9a
QUIC: do not arm loss detection timer for succeeding packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8052
diff
changeset
|
4058 if (start->pnum > ctx->largest_ack) { |
4e3a71621c9a
QUIC: do not arm loss detection timer for succeeding packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8052
diff
changeset
|
4059 break; |
4e3a71621c9a
QUIC: do not arm loss detection timer for succeeding packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8052
diff
changeset
|
4060 } |
4e3a71621c9a
QUIC: do not arm loss detection timer for succeeding packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8052
diff
changeset
|
4061 |
7992
909b989ec088
QUIC: reworked retransmission mechanism.
Vladimir Homutov <vl@nginx.com>
parents:
7991
diff
changeset
|
4062 wait = start->last + thr - now; |
909b989ec088
QUIC: reworked retransmission mechanism.
Vladimir Homutov <vl@nginx.com>
parents:
7991
diff
changeset
|
4063 |
8051
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8050
diff
changeset
|
4064 ngx_log_debug4(NGX_LOG_DEBUG_EVENT, c->log, 0, |
8057
de7d6d943f68
QUIC: fixed format specifiers.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8056
diff
changeset
|
4065 "quic detect_lost pnum:%uL thr:%M wait:%i level:%d", |
8051
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8050
diff
changeset
|
4066 start->pnum, thr, (ngx_int_t) wait, start->level); |
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8050
diff
changeset
|
4067 |
8054
355e079c5eee
QUIC: do not arm loss detection timer on packet threshold.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8053
diff
changeset
|
4068 if ((ngx_msec_int_t) wait > 0 |
355e079c5eee
QUIC: do not arm loss detection timer on packet threshold.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8053
diff
changeset
|
4069 && 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:
8053
diff
changeset
|
4070 { |
7992
909b989ec088
QUIC: reworked retransmission mechanism.
Vladimir Homutov <vl@nginx.com>
parents:
7991
diff
changeset
|
4071 |
909b989ec088
QUIC: reworked retransmission mechanism.
Vladimir Homutov <vl@nginx.com>
parents:
7991
diff
changeset
|
4072 if (min_wait == 0 || wait < min_wait) { |
909b989ec088
QUIC: reworked retransmission mechanism.
Vladimir Homutov <vl@nginx.com>
parents:
7991
diff
changeset
|
4073 min_wait = wait; |
909b989ec088
QUIC: reworked retransmission mechanism.
Vladimir Homutov <vl@nginx.com>
parents:
7991
diff
changeset
|
4074 } |
909b989ec088
QUIC: reworked retransmission mechanism.
Vladimir Homutov <vl@nginx.com>
parents:
7991
diff
changeset
|
4075 |
8054
355e079c5eee
QUIC: do not arm loss detection timer on packet threshold.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8053
diff
changeset
|
4076 break; |
7774
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
4077 } |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
4078 |
8094
b383120afca3
QUIC: resend frames by moving them to output queue.
Roman Arutyunyan <arut@nginx.com>
parents:
8091
diff
changeset
|
4079 ngx_quic_resend_frames(c, ctx); |
8051
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8050
diff
changeset
|
4080 } |
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8050
diff
changeset
|
4081 } |
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8050
diff
changeset
|
4082 |
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8050
diff
changeset
|
4083 /* no more preceeding packets */ |
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8050
diff
changeset
|
4084 |
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8050
diff
changeset
|
4085 if (min_wait == 0) { |
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8050
diff
changeset
|
4086 qc->pto.handler = ngx_quic_pto_handler; |
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8050
diff
changeset
|
4087 return NGX_OK; |
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8050
diff
changeset
|
4088 } |
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8050
diff
changeset
|
4089 |
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8050
diff
changeset
|
4090 qc->pto.handler = ngx_quic_lost_handler; |
7992
909b989ec088
QUIC: reworked retransmission mechanism.
Vladimir Homutov <vl@nginx.com>
parents:
7991
diff
changeset
|
4091 |
909b989ec088
QUIC: reworked retransmission mechanism.
Vladimir Homutov <vl@nginx.com>
parents:
7991
diff
changeset
|
4092 if (qc->pto.timer_set) { |
909b989ec088
QUIC: reworked retransmission mechanism.
Vladimir Homutov <vl@nginx.com>
parents:
7991
diff
changeset
|
4093 ngx_del_timer(&qc->pto); |
909b989ec088
QUIC: reworked retransmission mechanism.
Vladimir Homutov <vl@nginx.com>
parents:
7991
diff
changeset
|
4094 } |
909b989ec088
QUIC: reworked retransmission mechanism.
Vladimir Homutov <vl@nginx.com>
parents:
7991
diff
changeset
|
4095 |
8051
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8050
diff
changeset
|
4096 ngx_add_timer(&qc->pto, min_wait); |
7774
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
4097 |
7691 | 4098 return NGX_OK; |
4099 } | |
4100 | |
4101 | |
8094
b383120afca3
QUIC: resend frames by moving them to output queue.
Roman Arutyunyan <arut@nginx.com>
parents:
8091
diff
changeset
|
4102 static void |
b383120afca3
QUIC: resend frames by moving them to output queue.
Roman Arutyunyan <arut@nginx.com>
parents:
8091
diff
changeset
|
4103 ngx_quic_resend_frames(ngx_connection_t *c, ngx_quic_send_ctx_t *ctx) |
8051
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8050
diff
changeset
|
4104 { |
8094
b383120afca3
QUIC: resend frames by moving them to output queue.
Roman Arutyunyan <arut@nginx.com>
parents:
8091
diff
changeset
|
4105 ngx_queue_t *q; |
b383120afca3
QUIC: resend frames by moving them to output queue.
Roman Arutyunyan <arut@nginx.com>
parents:
8091
diff
changeset
|
4106 ngx_quic_frame_t *f, *start; |
b383120afca3
QUIC: resend frames by moving them to output queue.
Roman Arutyunyan <arut@nginx.com>
parents:
8091
diff
changeset
|
4107 ngx_quic_connection_t *qc; |
b383120afca3
QUIC: resend frames by moving them to output queue.
Roman Arutyunyan <arut@nginx.com>
parents:
8091
diff
changeset
|
4108 |
b383120afca3
QUIC: resend frames by moving them to output queue.
Roman Arutyunyan <arut@nginx.com>
parents:
8091
diff
changeset
|
4109 qc = c->quic; |
8051
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8050
diff
changeset
|
4110 q = ngx_queue_head(&ctx->sent); |
8094
b383120afca3
QUIC: resend frames by moving them to output queue.
Roman Arutyunyan <arut@nginx.com>
parents:
8091
diff
changeset
|
4111 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:
8091
diff
changeset
|
4112 |
b383120afca3
QUIC: resend frames by moving them to output queue.
Roman Arutyunyan <arut@nginx.com>
parents:
8091
diff
changeset
|
4113 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:
8091
diff
changeset
|
4114 "quic resend packet pnum:%uL", start->pnum); |
8051
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8050
diff
changeset
|
4115 |
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8050
diff
changeset
|
4116 do { |
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8050
diff
changeset
|
4117 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:
8050
diff
changeset
|
4118 |
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8050
diff
changeset
|
4119 if (f->pnum != start->pnum) { |
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8050
diff
changeset
|
4120 break; |
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8050
diff
changeset
|
4121 } |
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8050
diff
changeset
|
4122 |
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8050
diff
changeset
|
4123 q = ngx_queue_next(q); |
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8050
diff
changeset
|
4124 |
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8050
diff
changeset
|
4125 ngx_queue_remove(&f->queue); |
8094
b383120afca3
QUIC: resend frames by moving them to output queue.
Roman Arutyunyan <arut@nginx.com>
parents:
8091
diff
changeset
|
4126 ngx_queue_insert_tail(&ctx->frames, &f->queue); |
8051
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8050
diff
changeset
|
4127 |
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8050
diff
changeset
|
4128 } while (q != ngx_queue_sentinel(&ctx->sent)); |
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8050
diff
changeset
|
4129 |
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8050
diff
changeset
|
4130 ngx_quic_congestion_lost(c, start); |
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8050
diff
changeset
|
4131 |
8094
b383120afca3
QUIC: resend frames by moving them to output queue.
Roman Arutyunyan <arut@nginx.com>
parents:
8091
diff
changeset
|
4132 if (qc->closing) { |
b383120afca3
QUIC: resend frames by moving them to output queue.
Roman Arutyunyan <arut@nginx.com>
parents:
8091
diff
changeset
|
4133 return; |
b383120afca3
QUIC: resend frames by moving them to output queue.
Roman Arutyunyan <arut@nginx.com>
parents:
8091
diff
changeset
|
4134 } |
b383120afca3
QUIC: resend frames by moving them to output queue.
Roman Arutyunyan <arut@nginx.com>
parents:
8091
diff
changeset
|
4135 |
b383120afca3
QUIC: resend frames by moving them to output queue.
Roman Arutyunyan <arut@nginx.com>
parents:
8091
diff
changeset
|
4136 ngx_post_event(&qc->push, &ngx_posted_events); |
8051
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8050
diff
changeset
|
4137 } |
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8050
diff
changeset
|
4138 |
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8050
diff
changeset
|
4139 |
7691 | 4140 ngx_connection_t * |
8013
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8004
diff
changeset
|
4141 ngx_quic_open_stream(ngx_connection_t *c, ngx_uint_t bidi) |
7691 | 4142 { |
8013
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8004
diff
changeset
|
4143 size_t rcvbuf_size; |
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8004
diff
changeset
|
4144 uint64_t id; |
7746
b364af7f9f3f
Removed ngx_quic_stream_node_t.
Roman Arutyunyan <arut@nginx.com>
parents:
7745
diff
changeset
|
4145 ngx_quic_stream_t *qs, *sn; |
b364af7f9f3f
Removed ngx_quic_stream_node_t.
Roman Arutyunyan <arut@nginx.com>
parents:
7745
diff
changeset
|
4146 ngx_quic_connection_t *qc; |
7695
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
7691
diff
changeset
|
4147 |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
7691
diff
changeset
|
4148 qs = c->qs; |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
7691
diff
changeset
|
4149 qc = qs->parent->quic; |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
7691
diff
changeset
|
4150 |
8013
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8004
diff
changeset
|
4151 if (bidi) { |
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8004
diff
changeset
|
4152 if (qc->streams.server_streams_bidi |
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8004
diff
changeset
|
4153 >= qc->streams.server_max_streams_bidi) |
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8004
diff
changeset
|
4154 { |
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8004
diff
changeset
|
4155 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:
8004
diff
changeset
|
4156 "quic too many server bidi streams: %uL", |
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8004
diff
changeset
|
4157 qc->streams.server_streams_bidi); |
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8004
diff
changeset
|
4158 return NULL; |
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8004
diff
changeset
|
4159 } |
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8004
diff
changeset
|
4160 |
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8004
diff
changeset
|
4161 id = (qc->streams.server_streams_bidi << 2) |
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8004
diff
changeset
|
4162 | NGX_QUIC_STREAM_SERVER_INITIATED; |
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8004
diff
changeset
|
4163 |
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8004
diff
changeset
|
4164 ngx_log_debug3(NGX_LOG_DEBUG_EVENT, c->log, 0, |
8017
b0e74a54c98b
QUIC: consistent Stream ID logging format.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8014
diff
changeset
|
4165 "quic creating server bidi stream %uL/%uL id:0x%xL", |
8013
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8004
diff
changeset
|
4166 qc->streams.server_streams_bidi, |
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8004
diff
changeset
|
4167 qc->streams.server_max_streams_bidi, id); |
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8004
diff
changeset
|
4168 |
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8004
diff
changeset
|
4169 qc->streams.server_streams_bidi++; |
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8004
diff
changeset
|
4170 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:
8004
diff
changeset
|
4171 |
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8004
diff
changeset
|
4172 } else { |
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8004
diff
changeset
|
4173 if (qc->streams.server_streams_uni |
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8004
diff
changeset
|
4174 >= qc->streams.server_max_streams_uni) |
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8004
diff
changeset
|
4175 { |
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8004
diff
changeset
|
4176 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:
8004
diff
changeset
|
4177 "quic too many server uni streams: %uL", |
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8004
diff
changeset
|
4178 qc->streams.server_streams_uni); |
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8004
diff
changeset
|
4179 return NULL; |
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8004
diff
changeset
|
4180 } |
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8004
diff
changeset
|
4181 |
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8004
diff
changeset
|
4182 id = (qc->streams.server_streams_uni << 2) |
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8004
diff
changeset
|
4183 | NGX_QUIC_STREAM_SERVER_INITIATED |
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8004
diff
changeset
|
4184 | NGX_QUIC_STREAM_UNIDIRECTIONAL; |
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8004
diff
changeset
|
4185 |
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8004
diff
changeset
|
4186 ngx_log_debug3(NGX_LOG_DEBUG_EVENT, c->log, 0, |
8017
b0e74a54c98b
QUIC: consistent Stream ID logging format.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8014
diff
changeset
|
4187 "quic creating server uni stream %uL/%uL id:0x%xL", |
8013
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8004
diff
changeset
|
4188 qc->streams.server_streams_uni, |
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8004
diff
changeset
|
4189 qc->streams.server_max_streams_uni, id); |
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8004
diff
changeset
|
4190 |
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8004
diff
changeset
|
4191 qc->streams.server_streams_uni++; |
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8004
diff
changeset
|
4192 rcvbuf_size = 0; |
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8004
diff
changeset
|
4193 } |
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8004
diff
changeset
|
4194 |
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8004
diff
changeset
|
4195 sn = ngx_quic_create_stream(qs->parent, id, rcvbuf_size); |
7695
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
7691
diff
changeset
|
4196 if (sn == NULL) { |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
7691
diff
changeset
|
4197 return NULL; |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
7691
diff
changeset
|
4198 } |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
7691
diff
changeset
|
4199 |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
7691
diff
changeset
|
4200 return sn->c; |
7691 | 4201 } |
4202 | |
4203 | |
4204 static void | |
4205 ngx_quic_rbtree_insert_stream(ngx_rbtree_node_t *temp, | |
4206 ngx_rbtree_node_t *node, ngx_rbtree_node_t *sentinel) | |
4207 { | |
7746
b364af7f9f3f
Removed ngx_quic_stream_node_t.
Roman Arutyunyan <arut@nginx.com>
parents:
7745
diff
changeset
|
4208 ngx_rbtree_node_t **p; |
b364af7f9f3f
Removed ngx_quic_stream_node_t.
Roman Arutyunyan <arut@nginx.com>
parents:
7745
diff
changeset
|
4209 ngx_quic_stream_t *qn, *qnt; |
7691 | 4210 |
4211 for ( ;; ) { | |
7750
2935a11c55b6
Fixed QUIC stream insert and find.
Roman Arutyunyan <arut@nginx.com>
parents:
7748
diff
changeset
|
4212 qn = (ngx_quic_stream_t *) node; |
2935a11c55b6
Fixed QUIC stream insert and find.
Roman Arutyunyan <arut@nginx.com>
parents:
7748
diff
changeset
|
4213 qnt = (ngx_quic_stream_t *) temp; |
7691 | 4214 |
7750
2935a11c55b6
Fixed QUIC stream insert and find.
Roman Arutyunyan <arut@nginx.com>
parents:
7748
diff
changeset
|
4215 p = (qn->id < qnt->id) ? &temp->left : &temp->right; |
7691 | 4216 |
4217 if (*p == sentinel) { | |
4218 break; | |
4219 } | |
4220 | |
4221 temp = *p; | |
4222 } | |
4223 | |
4224 *p = node; | |
4225 node->parent = temp; | |
4226 node->left = sentinel; | |
4227 node->right = sentinel; | |
4228 ngx_rbt_red(node); | |
4229 } | |
4230 | |
4231 | |
7746
b364af7f9f3f
Removed ngx_quic_stream_node_t.
Roman Arutyunyan <arut@nginx.com>
parents:
7745
diff
changeset
|
4232 static ngx_quic_stream_t * |
7750
2935a11c55b6
Fixed QUIC stream insert and find.
Roman Arutyunyan <arut@nginx.com>
parents:
7748
diff
changeset
|
4233 ngx_quic_find_stream(ngx_rbtree_t *rbtree, uint64_t id) |
7691 | 4234 { |
4235 ngx_rbtree_node_t *node, *sentinel; | |
7750
2935a11c55b6
Fixed QUIC stream insert and find.
Roman Arutyunyan <arut@nginx.com>
parents:
7748
diff
changeset
|
4236 ngx_quic_stream_t *qn; |
7691 | 4237 |
4238 node = rbtree->root; | |
4239 sentinel = rbtree->sentinel; | |
4240 | |
4241 while (node != sentinel) { | |
7750
2935a11c55b6
Fixed QUIC stream insert and find.
Roman Arutyunyan <arut@nginx.com>
parents:
7748
diff
changeset
|
4242 qn = (ngx_quic_stream_t *) node; |
7691 | 4243 |
7750
2935a11c55b6
Fixed QUIC stream insert and find.
Roman Arutyunyan <arut@nginx.com>
parents:
7748
diff
changeset
|
4244 if (id == qn->id) { |
2935a11c55b6
Fixed QUIC stream insert and find.
Roman Arutyunyan <arut@nginx.com>
parents:
7748
diff
changeset
|
4245 return qn; |
7691 | 4246 } |
4247 | |
7750
2935a11c55b6
Fixed QUIC stream insert and find.
Roman Arutyunyan <arut@nginx.com>
parents:
7748
diff
changeset
|
4248 node = (id < qn->id) ? node->left : node->right; |
7691 | 4249 } |
4250 | |
4251 return NULL; | |
4252 } | |
4253 | |
4254 | |
7746
b364af7f9f3f
Removed ngx_quic_stream_node_t.
Roman Arutyunyan <arut@nginx.com>
parents:
7745
diff
changeset
|
4255 static ngx_quic_stream_t * |
8022
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8021
diff
changeset
|
4256 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:
8021
diff
changeset
|
4257 { |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8021
diff
changeset
|
4258 size_t n; |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8021
diff
changeset
|
4259 uint64_t min_id; |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8021
diff
changeset
|
4260 ngx_quic_stream_t *sn; |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8021
diff
changeset
|
4261 ngx_quic_connection_t *qc; |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8021
diff
changeset
|
4262 |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8021
diff
changeset
|
4263 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:
8021
diff
changeset
|
4264 "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:
8021
diff
changeset
|
4265 |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8021
diff
changeset
|
4266 qc = c->quic; |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8021
diff
changeset
|
4267 |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8021
diff
changeset
|
4268 if (id & NGX_QUIC_STREAM_UNIDIRECTIONAL) { |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8021
diff
changeset
|
4269 |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8021
diff
changeset
|
4270 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:
8021
diff
changeset
|
4271 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:
8021
diff
changeset
|
4272 return NGX_QUIC_STREAM_GONE; |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8021
diff
changeset
|
4273 } |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8021
diff
changeset
|
4274 |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8021
diff
changeset
|
4275 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:
8021
diff
changeset
|
4276 return NULL; |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8021
diff
changeset
|
4277 } |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8021
diff
changeset
|
4278 |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8021
diff
changeset
|
4279 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:
8021
diff
changeset
|
4280 return NGX_QUIC_STREAM_GONE; |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8021
diff
changeset
|
4281 } |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8021
diff
changeset
|
4282 |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8021
diff
changeset
|
4283 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:
8021
diff
changeset
|
4284 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:
8021
diff
changeset
|
4285 return NULL; |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8021
diff
changeset
|
4286 } |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8021
diff
changeset
|
4287 |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8021
diff
changeset
|
4288 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:
8021
diff
changeset
|
4289 | NGX_QUIC_STREAM_UNIDIRECTIONAL; |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8021
diff
changeset
|
4290 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:
8021
diff
changeset
|
4291 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:
8021
diff
changeset
|
4292 |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8021
diff
changeset
|
4293 } else { |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8021
diff
changeset
|
4294 |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8021
diff
changeset
|
4295 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:
8021
diff
changeset
|
4296 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:
8021
diff
changeset
|
4297 return NGX_QUIC_STREAM_GONE; |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8021
diff
changeset
|
4298 } |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8021
diff
changeset
|
4299 |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8021
diff
changeset
|
4300 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:
8021
diff
changeset
|
4301 return NULL; |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8021
diff
changeset
|
4302 } |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8021
diff
changeset
|
4303 |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8021
diff
changeset
|
4304 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:
8021
diff
changeset
|
4305 return NGX_QUIC_STREAM_GONE; |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8021
diff
changeset
|
4306 } |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8021
diff
changeset
|
4307 |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8021
diff
changeset
|
4308 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:
8021
diff
changeset
|
4309 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:
8021
diff
changeset
|
4310 return NULL; |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8021
diff
changeset
|
4311 } |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8021
diff
changeset
|
4312 |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8021
diff
changeset
|
4313 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:
8021
diff
changeset
|
4314 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:
8021
diff
changeset
|
4315 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:
8021
diff
changeset
|
4316 } |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8021
diff
changeset
|
4317 |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8021
diff
changeset
|
4318 if (n < NGX_QUIC_STREAM_BUFSIZE) { |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8021
diff
changeset
|
4319 n = NGX_QUIC_STREAM_BUFSIZE; |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8021
diff
changeset
|
4320 } |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8021
diff
changeset
|
4321 |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8021
diff
changeset
|
4322 /* |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8021
diff
changeset
|
4323 * 2.1. Stream Types and Identifiers |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8021
diff
changeset
|
4324 * |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8021
diff
changeset
|
4325 * 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:
8021
diff
changeset
|
4326 * 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:
8021
diff
changeset
|
4327 * 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:
8021
diff
changeset
|
4328 * opened. |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8021
diff
changeset
|
4329 */ |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8021
diff
changeset
|
4330 |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8021
diff
changeset
|
4331 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:
8021
diff
changeset
|
4332 |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8021
diff
changeset
|
4333 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:
8021
diff
changeset
|
4334 if (sn == NULL) { |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8021
diff
changeset
|
4335 return NULL; |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8021
diff
changeset
|
4336 } |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8021
diff
changeset
|
4337 |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8021
diff
changeset
|
4338 sn->c->listening->handler(sn->c); |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8021
diff
changeset
|
4339 } |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8021
diff
changeset
|
4340 |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8021
diff
changeset
|
4341 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:
8021
diff
changeset
|
4342 } |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8021
diff
changeset
|
4343 |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8021
diff
changeset
|
4344 |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8021
diff
changeset
|
4345 static ngx_quic_stream_t * |
7748
4cf00c14f11a
Safe QUIC stream creation.
Roman Arutyunyan <arut@nginx.com>
parents:
7747
diff
changeset
|
4346 ngx_quic_create_stream(ngx_connection_t *c, uint64_t id, size_t rcvbuf_size) |
7695
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
7691
diff
changeset
|
4347 { |
7842
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
4348 ngx_log_t *log; |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
4349 ngx_pool_t *pool; |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
4350 ngx_quic_stream_t *sn; |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
4351 ngx_pool_cleanup_t *cln; |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
4352 ngx_quic_connection_t *qc; |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
4353 |
8014
c5324bb3a704
QUIC: limited the number of client-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8013
diff
changeset
|
4354 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0, |
8017
b0e74a54c98b
QUIC: consistent Stream ID logging format.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8014
diff
changeset
|
4355 "quic stream id 0x%xL create", id); |
8014
c5324bb3a704
QUIC: limited the number of client-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8013
diff
changeset
|
4356 |
7842
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
4357 qc = c->quic; |
7695
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
7691
diff
changeset
|
4358 |
7748
4cf00c14f11a
Safe QUIC stream creation.
Roman Arutyunyan <arut@nginx.com>
parents:
7747
diff
changeset
|
4359 pool = ngx_create_pool(NGX_DEFAULT_POOL_SIZE, c->log); |
4cf00c14f11a
Safe QUIC stream creation.
Roman Arutyunyan <arut@nginx.com>
parents:
7747
diff
changeset
|
4360 if (pool == NULL) { |
7695
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
7691
diff
changeset
|
4361 return NULL; |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
7691
diff
changeset
|
4362 } |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
7691
diff
changeset
|
4363 |
7748
4cf00c14f11a
Safe QUIC stream creation.
Roman Arutyunyan <arut@nginx.com>
parents:
7747
diff
changeset
|
4364 sn = ngx_pcalloc(pool, sizeof(ngx_quic_stream_t)); |
4cf00c14f11a
Safe QUIC stream creation.
Roman Arutyunyan <arut@nginx.com>
parents:
7747
diff
changeset
|
4365 if (sn == NULL) { |
4cf00c14f11a
Safe QUIC stream creation.
Roman Arutyunyan <arut@nginx.com>
parents:
7747
diff
changeset
|
4366 ngx_destroy_pool(pool); |
7695
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
7691
diff
changeset
|
4367 return NULL; |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
7691
diff
changeset
|
4368 } |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
7691
diff
changeset
|
4369 |
7748
4cf00c14f11a
Safe QUIC stream creation.
Roman Arutyunyan <arut@nginx.com>
parents:
7747
diff
changeset
|
4370 sn->node.key = id; |
4cf00c14f11a
Safe QUIC stream creation.
Roman Arutyunyan <arut@nginx.com>
parents:
7747
diff
changeset
|
4371 sn->parent = c; |
4cf00c14f11a
Safe QUIC stream creation.
Roman Arutyunyan <arut@nginx.com>
parents:
7747
diff
changeset
|
4372 sn->id = id; |
4cf00c14f11a
Safe QUIC stream creation.
Roman Arutyunyan <arut@nginx.com>
parents:
7747
diff
changeset
|
4373 |
4cf00c14f11a
Safe QUIC stream creation.
Roman Arutyunyan <arut@nginx.com>
parents:
7747
diff
changeset
|
4374 sn->b = ngx_create_temp_buf(pool, rcvbuf_size); |
4cf00c14f11a
Safe QUIC stream creation.
Roman Arutyunyan <arut@nginx.com>
parents:
7747
diff
changeset
|
4375 if (sn->b == NULL) { |
4cf00c14f11a
Safe QUIC stream creation.
Roman Arutyunyan <arut@nginx.com>
parents:
7747
diff
changeset
|
4376 ngx_destroy_pool(pool); |
7695
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
7691
diff
changeset
|
4377 return NULL; |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
7691
diff
changeset
|
4378 } |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
7691
diff
changeset
|
4379 |
7811
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
7810
diff
changeset
|
4380 ngx_queue_init(&sn->fs.frames); |
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
7810
diff
changeset
|
4381 |
7695
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
7691
diff
changeset
|
4382 log = ngx_palloc(pool, sizeof(ngx_log_t)); |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
7691
diff
changeset
|
4383 if (log == NULL) { |
7748
4cf00c14f11a
Safe QUIC stream creation.
Roman Arutyunyan <arut@nginx.com>
parents:
7747
diff
changeset
|
4384 ngx_destroy_pool(pool); |
7695
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
7691
diff
changeset
|
4385 return NULL; |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
7691
diff
changeset
|
4386 } |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
7691
diff
changeset
|
4387 |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
7691
diff
changeset
|
4388 *log = *c->log; |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
7691
diff
changeset
|
4389 pool->log = log; |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
7691
diff
changeset
|
4390 |
7748
4cf00c14f11a
Safe QUIC stream creation.
Roman Arutyunyan <arut@nginx.com>
parents:
7747
diff
changeset
|
4391 sn->c = ngx_get_connection(-1, log); |
4cf00c14f11a
Safe QUIC stream creation.
Roman Arutyunyan <arut@nginx.com>
parents:
7747
diff
changeset
|
4392 if (sn->c == NULL) { |
4cf00c14f11a
Safe QUIC stream creation.
Roman Arutyunyan <arut@nginx.com>
parents:
7747
diff
changeset
|
4393 ngx_destroy_pool(pool); |
7695
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
7691
diff
changeset
|
4394 return NULL; |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
7691
diff
changeset
|
4395 } |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
7691
diff
changeset
|
4396 |
7746
b364af7f9f3f
Removed ngx_quic_stream_node_t.
Roman Arutyunyan <arut@nginx.com>
parents:
7745
diff
changeset
|
4397 sn->c->qs = sn; |
8000
893b3313f53c
QUIC: added "quic" listen parameter in Stream.
Roman Arutyunyan <arut@nginx.com>
parents:
7999
diff
changeset
|
4398 sn->c->type = SOCK_STREAM; |
7748
4cf00c14f11a
Safe QUIC stream creation.
Roman Arutyunyan <arut@nginx.com>
parents:
7747
diff
changeset
|
4399 sn->c->pool = pool; |
4cf00c14f11a
Safe QUIC stream creation.
Roman Arutyunyan <arut@nginx.com>
parents:
7747
diff
changeset
|
4400 sn->c->ssl = c->ssl; |
4cf00c14f11a
Safe QUIC stream creation.
Roman Arutyunyan <arut@nginx.com>
parents:
7747
diff
changeset
|
4401 sn->c->sockaddr = c->sockaddr; |
4cf00c14f11a
Safe QUIC stream creation.
Roman Arutyunyan <arut@nginx.com>
parents:
7747
diff
changeset
|
4402 sn->c->listening = c->listening; |
4cf00c14f11a
Safe QUIC stream creation.
Roman Arutyunyan <arut@nginx.com>
parents:
7747
diff
changeset
|
4403 sn->c->addr_text = c->addr_text; |
4cf00c14f11a
Safe QUIC stream creation.
Roman Arutyunyan <arut@nginx.com>
parents:
7747
diff
changeset
|
4404 sn->c->local_sockaddr = c->local_sockaddr; |
4cf00c14f11a
Safe QUIC stream creation.
Roman Arutyunyan <arut@nginx.com>
parents:
7747
diff
changeset
|
4405 sn->c->number = ngx_atomic_fetch_add(ngx_connection_counter, 1); |
7695
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
7691
diff
changeset
|
4406 |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
7691
diff
changeset
|
4407 sn->c->recv = ngx_quic_stream_recv; |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
7691
diff
changeset
|
4408 sn->c->send = ngx_quic_stream_send; |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
7691
diff
changeset
|
4409 sn->c->send_chain = ngx_quic_stream_send_chain; |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
7691
diff
changeset
|
4410 |
7997
b250b515e5b6
QUIC: fixed stream read event log.
Roman Arutyunyan <arut@nginx.com>
parents:
7996
diff
changeset
|
4411 sn->c->read->log = log; |
b250b515e5b6
QUIC: fixed stream read event log.
Roman Arutyunyan <arut@nginx.com>
parents:
7996
diff
changeset
|
4412 sn->c->write->log = log; |
7748
4cf00c14f11a
Safe QUIC stream creation.
Roman Arutyunyan <arut@nginx.com>
parents:
7747
diff
changeset
|
4413 |
7839
44cac24aaa44
Assign connection number to every QUIC stream log.
Roman Arutyunyan <arut@nginx.com>
parents:
7838
diff
changeset
|
4414 log->connection = sn->c->number; |
44cac24aaa44
Assign connection number to every QUIC stream log.
Roman Arutyunyan <arut@nginx.com>
parents:
7838
diff
changeset
|
4415 |
7841
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
4416 if ((id & NGX_QUIC_STREAM_UNIDIRECTIONAL) == 0 |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
4417 || (id & NGX_QUIC_STREAM_SERVER_INITIATED)) |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
4418 { |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
4419 sn->c->write->ready = 1; |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
4420 } |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
4421 |
7842
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
4422 if (id & NGX_QUIC_STREAM_UNIDIRECTIONAL) { |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
4423 if (id & NGX_QUIC_STREAM_SERVER_INITIATED) { |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
4424 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:
7841
diff
changeset
|
4425 } |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
4426 |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
4427 } else { |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
4428 if (id & NGX_QUIC_STREAM_SERVER_INITIATED) { |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
4429 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:
7841
diff
changeset
|
4430 } else { |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
4431 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:
7841
diff
changeset
|
4432 } |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
4433 } |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
4434 |
7705
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
7703
diff
changeset
|
4435 cln = ngx_pool_cleanup_add(pool, 0); |
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
7703
diff
changeset
|
4436 if (cln == NULL) { |
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
7703
diff
changeset
|
4437 ngx_close_connection(sn->c); |
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
7703
diff
changeset
|
4438 ngx_destroy_pool(pool); |
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
7703
diff
changeset
|
4439 return NULL; |
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
7703
diff
changeset
|
4440 } |
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
7703
diff
changeset
|
4441 |
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
7703
diff
changeset
|
4442 cln->handler = ngx_quic_stream_cleanup_handler; |
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
7703
diff
changeset
|
4443 cln->data = sn->c; |
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
7703
diff
changeset
|
4444 |
7748
4cf00c14f11a
Safe QUIC stream creation.
Roman Arutyunyan <arut@nginx.com>
parents:
7747
diff
changeset
|
4445 ngx_rbtree_insert(&c->quic->streams.tree, &sn->node); |
4cf00c14f11a
Safe QUIC stream creation.
Roman Arutyunyan <arut@nginx.com>
parents:
7747
diff
changeset
|
4446 |
7695
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
7691
diff
changeset
|
4447 return sn; |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
7691
diff
changeset
|
4448 } |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
7691
diff
changeset
|
4449 |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
7691
diff
changeset
|
4450 |
7691 | 4451 static ssize_t |
4452 ngx_quic_stream_recv(ngx_connection_t *c, u_char *buf, size_t size) | |
4453 { | |
7815
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
7814
diff
changeset
|
4454 ssize_t len; |
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
7814
diff
changeset
|
4455 ngx_buf_t *b; |
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
7814
diff
changeset
|
4456 ngx_event_t *rev; |
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
7814
diff
changeset
|
4457 ngx_connection_t *pc; |
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
7814
diff
changeset
|
4458 ngx_quic_frame_t *frame; |
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
7814
diff
changeset
|
4459 ngx_quic_stream_t *qs; |
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
7814
diff
changeset
|
4460 ngx_quic_connection_t *qc; |
7691 | 4461 |
4462 qs = c->qs; | |
7746
b364af7f9f3f
Removed ngx_quic_stream_node_t.
Roman Arutyunyan <arut@nginx.com>
parents:
7745
diff
changeset
|
4463 b = qs->b; |
7815
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
7814
diff
changeset
|
4464 pc = qs->parent; |
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
7814
diff
changeset
|
4465 qc = pc->quic; |
7745
5f223cdad40e
Implemented eof in QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
7744
diff
changeset
|
4466 rev = c->read; |
7691 | 4467 |
8021
b66a2a041d7e
QUIC: fixed ngx_http_test_reading() for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8020
diff
changeset
|
4468 if (rev->error) { |
b66a2a041d7e
QUIC: fixed ngx_http_test_reading() for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8020
diff
changeset
|
4469 return NGX_ERROR; |
b66a2a041d7e
QUIC: fixed ngx_http_test_reading() for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8020
diff
changeset
|
4470 } |
b66a2a041d7e
QUIC: fixed ngx_http_test_reading() for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8020
diff
changeset
|
4471 |
7836 | 4472 ngx_log_debug3(NGX_LOG_DEBUG_EVENT, c->log, 0, |
7996
d2f716e668e8
Fixed format specifiers.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7995
diff
changeset
|
4473 "quic stream id 0x%xL recv: eof:%d, avail:%z", |
7836 | 4474 qs->id, rev->pending_eof, b->last - b->pos); |
7745
5f223cdad40e
Implemented eof in QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
7744
diff
changeset
|
4475 |
7732
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
7731
diff
changeset
|
4476 if (b->pos == b->last) { |
7745
5f223cdad40e
Implemented eof in QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
7744
diff
changeset
|
4477 rev->ready = 0; |
5f223cdad40e
Implemented eof in QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
7744
diff
changeset
|
4478 |
5f223cdad40e
Implemented eof in QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
7744
diff
changeset
|
4479 if (rev->pending_eof) { |
5f223cdad40e
Implemented eof in QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
7744
diff
changeset
|
4480 rev->eof = 1; |
5f223cdad40e
Implemented eof in QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
7744
diff
changeset
|
4481 return 0; |
5f223cdad40e
Implemented eof in QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
7744
diff
changeset
|
4482 } |
5f223cdad40e
Implemented eof in QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
7744
diff
changeset
|
4483 |
7836 | 4484 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0, |
7996
d2f716e668e8
Fixed format specifiers.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7995
diff
changeset
|
4485 "quic stream id 0x%xL recv() not ready", qs->id); |
7732
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
7731
diff
changeset
|
4486 return NGX_AGAIN; |
7691 | 4487 } |
4488 | |
4489 len = ngx_min(b->last - b->pos, (ssize_t) size); | |
4490 | |
4491 ngx_memcpy(buf, b->pos, len); | |
4492 | |
4493 b->pos += len; | |
7842
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
4494 qc->streams.received += len; |
7691 | 4495 |
7732
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
7731
diff
changeset
|
4496 if (b->pos == b->last) { |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
7731
diff
changeset
|
4497 b->pos = b->start; |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
7731
diff
changeset
|
4498 b->last = b->start; |
7760
32db41d603cd
Fixed handling QUIC stream eof.
Roman Arutyunyan <arut@nginx.com>
parents:
7759
diff
changeset
|
4499 rev->ready = rev->pending_eof; |
7732
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
7731
diff
changeset
|
4500 } |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
7731
diff
changeset
|
4501 |
7836 | 4502 ngx_log_debug3(NGX_LOG_DEBUG_EVENT, c->log, 0, |
7996
d2f716e668e8
Fixed format specifiers.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7995
diff
changeset
|
4503 "quic stream id 0x%xL recv: %z of %uz", qs->id, len, size); |
7691 | 4504 |
7815
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
7814
diff
changeset
|
4505 if (!rev->pending_eof) { |
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
7814
diff
changeset
|
4506 frame = ngx_quic_alloc_frame(pc, 0); |
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
7814
diff
changeset
|
4507 if (frame == NULL) { |
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
7814
diff
changeset
|
4508 return NGX_ERROR; |
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
7814
diff
changeset
|
4509 } |
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
7814
diff
changeset
|
4510 |
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
7814
diff
changeset
|
4511 frame->level = ssl_encryption_application; |
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
7814
diff
changeset
|
4512 frame->type = NGX_QUIC_FT_MAX_STREAM_DATA; |
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
7814
diff
changeset
|
4513 frame->u.max_stream_data.id = qs->id; |
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
7814
diff
changeset
|
4514 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:
7814
diff
changeset
|
4515 + (b->end - b->last); |
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
7814
diff
changeset
|
4516 |
8017
b0e74a54c98b
QUIC: consistent Stream ID logging format.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8014
diff
changeset
|
4517 ngx_sprintf(frame->info, |
8018
12576ac9556d
QUIC: fixed format specifiers and removed casts.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8017
diff
changeset
|
4518 "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:
8017
diff
changeset
|
4519 frame->u.max_stream_data.id, |
12576ac9556d
QUIC: fixed format specifiers and removed casts.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8017
diff
changeset
|
4520 frame->u.max_stream_data.limit, |
7815
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
7814
diff
changeset
|
4521 frame->level); |
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
7814
diff
changeset
|
4522 |
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
7814
diff
changeset
|
4523 ngx_quic_queue_frame(pc->quic, frame); |
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
7814
diff
changeset
|
4524 } |
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
7814
diff
changeset
|
4525 |
7842
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
4526 if ((qc->streams.recv_max_data / 2) < qc->streams.received) { |
7815
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
7814
diff
changeset
|
4527 |
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
7814
diff
changeset
|
4528 frame = ngx_quic_alloc_frame(pc, 0); |
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
7814
diff
changeset
|
4529 |
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
7814
diff
changeset
|
4530 if (frame == NULL) { |
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
7814
diff
changeset
|
4531 return NGX_ERROR; |
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
7814
diff
changeset
|
4532 } |
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
7814
diff
changeset
|
4533 |
7842
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
4534 qc->streams.recv_max_data *= 2; |
7815
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
7814
diff
changeset
|
4535 |
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
7814
diff
changeset
|
4536 frame->level = ssl_encryption_application; |
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
7814
diff
changeset
|
4537 frame->type = NGX_QUIC_FT_MAX_DATA; |
7842
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
4538 frame->u.max_data.max_data = qc->streams.recv_max_data; |
7815
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
7814
diff
changeset
|
4539 |
8018
12576ac9556d
QUIC: fixed format specifiers and removed casts.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8017
diff
changeset
|
4540 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:
8017
diff
changeset
|
4541 frame->u.max_data.max_data, frame->level); |
7815
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
7814
diff
changeset
|
4542 |
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
7814
diff
changeset
|
4543 ngx_quic_queue_frame(pc->quic, frame); |
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
7814
diff
changeset
|
4544 |
7836 | 4545 ngx_log_debug2(NGX_LOG_DEBUG_EVENT, c->log, 0, |
7996
d2f716e668e8
Fixed format specifiers.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7995
diff
changeset
|
4546 "quic stream id 0x%xL recv: increased max data: %uL", |
7842
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
4547 qs->id, qc->streams.recv_max_data); |
7815
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
7814
diff
changeset
|
4548 } |
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
7814
diff
changeset
|
4549 |
7691 | 4550 return len; |
4551 } | |
4552 | |
4553 | |
4554 static ssize_t | |
4555 ngx_quic_stream_send(ngx_connection_t *c, u_char *buf, size_t size) | |
4556 { | |
8027
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4557 ngx_buf_t b; |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4558 ngx_chain_t cl; |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4559 |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4560 ngx_memzero(&b, sizeof(ngx_buf_t)); |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4561 |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4562 b.memory = 1; |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4563 b.pos = buf; |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4564 b.last = buf + size; |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4565 |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4566 cl.buf = &b; |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4567 cl.next = NULL; |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4568 |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4569 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:
8026
diff
changeset
|
4570 return NGX_ERROR; |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4571 } |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4572 |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4573 if (b.pos == buf) { |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4574 return NGX_AGAIN; |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4575 } |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4576 |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4577 return b.pos - buf; |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4578 } |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4579 |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4580 |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4581 static ngx_chain_t * |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4582 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:
8026
diff
changeset
|
4583 { |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4584 u_char *p; |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4585 size_t n, max, max_frame, max_flow, max_limit, len; |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4586 #if (NGX_DEBUG) |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4587 size_t sent; |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4588 #endif |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4589 ngx_buf_t *b; |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4590 #if (NGX_DEBUG) |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4591 ngx_uint_t nframes; |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4592 #endif |
8021
b66a2a041d7e
QUIC: fixed ngx_http_test_reading() for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8020
diff
changeset
|
4593 ngx_event_t *wev; |
8027
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4594 ngx_chain_t *cl; |
7746
b364af7f9f3f
Removed ngx_quic_stream_node_t.
Roman Arutyunyan <arut@nginx.com>
parents:
7745
diff
changeset
|
4595 ngx_connection_t *pc; |
b364af7f9f3f
Removed ngx_quic_stream_node_t.
Roman Arutyunyan <arut@nginx.com>
parents:
7745
diff
changeset
|
4596 ngx_quic_frame_t *frame; |
b364af7f9f3f
Removed ngx_quic_stream_node_t.
Roman Arutyunyan <arut@nginx.com>
parents:
7745
diff
changeset
|
4597 ngx_quic_stream_t *qs; |
b364af7f9f3f
Removed ngx_quic_stream_node_t.
Roman Arutyunyan <arut@nginx.com>
parents:
7745
diff
changeset
|
4598 ngx_quic_connection_t *qc; |
7691 | 4599 |
4600 qs = c->qs; | |
4601 pc = qs->parent; | |
4602 qc = pc->quic; | |
8021
b66a2a041d7e
QUIC: fixed ngx_http_test_reading() for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8020
diff
changeset
|
4603 wev = c->write; |
b66a2a041d7e
QUIC: fixed ngx_http_test_reading() for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8020
diff
changeset
|
4604 |
b66a2a041d7e
QUIC: fixed ngx_http_test_reading() for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8020
diff
changeset
|
4605 if (wev->error) { |
8027
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4606 return NGX_CHAIN_ERROR; |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4607 } |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4608 |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4609 max_frame = ngx_quic_max_stream_frame(qc); |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4610 max_flow = ngx_quic_max_stream_flow(c); |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4611 max_limit = limit; |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4612 |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4613 #if (NGX_DEBUG) |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4614 sent = 0; |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4615 nframes = 0; |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4616 #endif |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4617 |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4618 for ( ;; ) { |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4619 max = ngx_min(max_frame, max_flow); |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4620 |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4621 if (limit) { |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4622 max = ngx_min(max, max_limit); |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4623 } |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4624 |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4625 for (cl = in, n = 0; in; in = in->next) { |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4626 |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4627 if (!ngx_buf_in_memory(in->buf)) { |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4628 continue; |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4629 } |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4630 |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4631 n += ngx_buf_size(in->buf); |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4632 |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4633 if (n > max) { |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4634 n = max; |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4635 break; |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4636 } |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4637 } |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4638 |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4639 if (n == 0) { |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4640 wev->ready = (max_flow ? 1 : 0); |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4641 break; |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4642 } |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4643 |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4644 frame = ngx_quic_alloc_frame(pc, n); |
7822
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
7821
diff
changeset
|
4645 if (frame == NULL) { |
8027
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4646 return NGX_CHAIN_ERROR; |
7822
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
7821
diff
changeset
|
4647 } |
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
7821
diff
changeset
|
4648 |
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
7821
diff
changeset
|
4649 frame->level = ssl_encryption_application; |
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
7821
diff
changeset
|
4650 frame->type = NGX_QUIC_FT_STREAM6; /* OFF=1 LEN=1 FIN=0 */ |
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
7821
diff
changeset
|
4651 frame->u.stream.off = 1; |
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
7821
diff
changeset
|
4652 frame->u.stream.len = 1; |
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
7821
diff
changeset
|
4653 frame->u.stream.fin = 0; |
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
7821
diff
changeset
|
4654 |
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
7821
diff
changeset
|
4655 frame->u.stream.type = frame->type; |
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
7821
diff
changeset
|
4656 frame->u.stream.stream_id = qs->id; |
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
7821
diff
changeset
|
4657 frame->u.stream.offset = c->sent; |
8027
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4658 frame->u.stream.length = n; |
7822
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
7821
diff
changeset
|
4659 frame->u.stream.data = frame->data; |
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
7821
diff
changeset
|
4660 |
8079
dcbb58e7ed11
QUIC: added logging output stream frame offset.
Roman Arutyunyan <arut@nginx.com>
parents:
8078
diff
changeset
|
4661 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:
8078
diff
changeset
|
4662 qs->id, c->sent, n, frame->level); |
8027
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4663 |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4664 c->sent += n; |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4665 qc->streams.sent += n; |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4666 max_flow -= n; |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4667 |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4668 if (limit) { |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4669 max_limit -= n; |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4670 } |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4671 |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4672 #if (NGX_DEBUG) |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4673 sent += n; |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4674 nframes++; |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4675 #endif |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4676 |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4677 for (p = frame->data; n > 0; cl = cl->next) { |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4678 b = cl->buf; |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4679 |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4680 if (!ngx_buf_in_memory(b)) { |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4681 continue; |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4682 } |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4683 |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4684 len = ngx_min(n, (size_t) (b->last - b->pos)); |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4685 p = ngx_cpymem(p, b->pos, len); |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4686 |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4687 b->pos += len; |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4688 n -= len; |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4689 } |
7822
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
7821
diff
changeset
|
4690 |
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
7821
diff
changeset
|
4691 ngx_quic_queue_frame(qc, frame); |
7691 | 4692 } |
4693 | |
8027
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4694 ngx_log_debug2(NGX_LOG_DEBUG_EVENT, c->log, 0, |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4695 "quic send_chain sent:%uz, frames:%ui", sent, nframes); |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4696 |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4697 return in; |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4698 } |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4699 |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4700 |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4701 static size_t |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4702 ngx_quic_max_stream_frame(ngx_quic_connection_t *qc) |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4703 { |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4704 /* |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4705 * 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:
8026
diff
changeset
|
4706 * 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:
8026
diff
changeset
|
4707 */ |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4708 |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4709 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:
8026
diff
changeset
|
4710 - EVP_GCM_TLS_TAG_LEN; |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4711 } |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4712 |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4713 |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4714 static size_t |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4715 ngx_quic_max_stream_flow(ngx_connection_t *c) |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4716 { |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4717 size_t size; |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4718 uint64_t sent, unacked; |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4719 ngx_quic_stream_t *qs; |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4720 ngx_quic_connection_t *qc; |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4721 |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4722 qs = c->qs; |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4723 qc = qs->parent->quic; |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4724 |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4725 size = NGX_QUIC_STREAM_BUFSIZE; |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4726 sent = c->sent; |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4727 unacked = sent - qs->acked; |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4728 |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4729 if (qc->streams.send_max_data == 0) { |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4730 qc->streams.send_max_data = qc->ctp.initial_max_data; |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4731 } |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4732 |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4733 if (unacked >= NGX_QUIC_STREAM_BUFSIZE) { |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4734 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, c->log, 0, |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4735 "quic send flow hit buffer size"); |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4736 return 0; |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4737 } |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4738 |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4739 if (unacked + size > NGX_QUIC_STREAM_BUFSIZE) { |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4740 size = NGX_QUIC_STREAM_BUFSIZE - unacked; |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4741 } |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4742 |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4743 if (qc->streams.sent >= qc->streams.send_max_data) { |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4744 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, c->log, 0, |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4745 "quic send flow hit MAX_DATA"); |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4746 return 0; |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4747 } |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4748 |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4749 if (qc->streams.sent + size > qc->streams.send_max_data) { |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4750 size = qc->streams.send_max_data - qc->streams.sent; |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4751 } |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4752 |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4753 if (sent >= qs->send_max_data) { |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4754 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, c->log, 0, |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4755 "quic send flow hit MAX_STREAM_DATA"); |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4756 return 0; |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4757 } |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4758 |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4759 if (sent + size > qs->send_max_data) { |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4760 size = qs->send_max_data - sent; |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4761 } |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4762 |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4763 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0, |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4764 "quic send flow: %uz", size); |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4765 |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4766 return size; |
7691 | 4767 } |
4768 | |
4769 | |
7705
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
7703
diff
changeset
|
4770 static void |
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
7703
diff
changeset
|
4771 ngx_quic_stream_cleanup_handler(void *data) |
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
7703
diff
changeset
|
4772 { |
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
7703
diff
changeset
|
4773 ngx_connection_t *c = data; |
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
7703
diff
changeset
|
4774 |
7746
b364af7f9f3f
Removed ngx_quic_stream_node_t.
Roman Arutyunyan <arut@nginx.com>
parents:
7745
diff
changeset
|
4775 ngx_connection_t *pc; |
b364af7f9f3f
Removed ngx_quic_stream_node_t.
Roman Arutyunyan <arut@nginx.com>
parents:
7745
diff
changeset
|
4776 ngx_quic_frame_t *frame; |
b364af7f9f3f
Removed ngx_quic_stream_node_t.
Roman Arutyunyan <arut@nginx.com>
parents:
7745
diff
changeset
|
4777 ngx_quic_stream_t *qs; |
b364af7f9f3f
Removed ngx_quic_stream_node_t.
Roman Arutyunyan <arut@nginx.com>
parents:
7745
diff
changeset
|
4778 ngx_quic_connection_t *qc; |
7705
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
7703
diff
changeset
|
4779 |
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
7703
diff
changeset
|
4780 qs = c->qs; |
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
7703
diff
changeset
|
4781 pc = qs->parent; |
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
7703
diff
changeset
|
4782 qc = pc->quic; |
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
7703
diff
changeset
|
4783 |
7836 | 4784 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0, |
7996
d2f716e668e8
Fixed format specifiers.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7995
diff
changeset
|
4785 "quic stream id 0x%xL cleanup", qs->id); |
7747
618a65de08b3
When closing a QUIC connection, wait for all streams to finish.
Roman Arutyunyan <arut@nginx.com>
parents:
7746
diff
changeset
|
4786 |
618a65de08b3
When closing a QUIC connection, wait for all streams to finish.
Roman Arutyunyan <arut@nginx.com>
parents:
7746
diff
changeset
|
4787 ngx_rbtree_delete(&qc->streams.tree, &qs->node); |
7825
d42b50d239f4
Fixed memory leak with reordered stream frames.
Vladimir Homutov <vl@nginx.com>
parents:
7823
diff
changeset
|
4788 ngx_quic_free_frames(pc, &qs->fs.frames); |
7747
618a65de08b3
When closing a QUIC connection, wait for all streams to finish.
Roman Arutyunyan <arut@nginx.com>
parents:
7746
diff
changeset
|
4789 |
618a65de08b3
When closing a QUIC connection, wait for all streams to finish.
Roman Arutyunyan <arut@nginx.com>
parents:
7746
diff
changeset
|
4790 if (qc->closing) { |
7832
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
4791 /* schedule handler call to continue ngx_quic_close_connection() */ |
7747
618a65de08b3
When closing a QUIC connection, wait for all streams to finish.
Roman Arutyunyan <arut@nginx.com>
parents:
7746
diff
changeset
|
4792 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:
7746
diff
changeset
|
4793 return; |
618a65de08b3
When closing a QUIC connection, wait for all streams to finish.
Roman Arutyunyan <arut@nginx.com>
parents:
7746
diff
changeset
|
4794 } |
618a65de08b3
When closing a QUIC connection, wait for all streams to finish.
Roman Arutyunyan <arut@nginx.com>
parents:
7746
diff
changeset
|
4795 |
8066
97da6521657c
QUIC: send STOP_SENDING on stream closure.
Roman Arutyunyan <arut@nginx.com>
parents:
8064
diff
changeset
|
4796 if ((qs->id & NGX_QUIC_STREAM_SERVER_INITIATED) == 0 |
97da6521657c
QUIC: send STOP_SENDING on stream closure.
Roman Arutyunyan <arut@nginx.com>
parents:
8064
diff
changeset
|
4797 || (qs->id & NGX_QUIC_STREAM_UNIDIRECTIONAL) == 0) |
97da6521657c
QUIC: send STOP_SENDING on stream closure.
Roman Arutyunyan <arut@nginx.com>
parents:
8064
diff
changeset
|
4798 { |
8077
62db595a86b5
QUIC: do not send STOP_SENDING after STREAM fin.
Roman Arutyunyan <arut@nginx.com>
parents:
8076
diff
changeset
|
4799 if (!c->read->pending_eof && !c->read->error) { |
8066
97da6521657c
QUIC: send STOP_SENDING on stream closure.
Roman Arutyunyan <arut@nginx.com>
parents:
8064
diff
changeset
|
4800 frame = ngx_quic_alloc_frame(pc, 0); |
97da6521657c
QUIC: send STOP_SENDING on stream closure.
Roman Arutyunyan <arut@nginx.com>
parents:
8064
diff
changeset
|
4801 if (frame == NULL) { |
97da6521657c
QUIC: send STOP_SENDING on stream closure.
Roman Arutyunyan <arut@nginx.com>
parents:
8064
diff
changeset
|
4802 return; |
97da6521657c
QUIC: send STOP_SENDING on stream closure.
Roman Arutyunyan <arut@nginx.com>
parents:
8064
diff
changeset
|
4803 } |
97da6521657c
QUIC: send STOP_SENDING on stream closure.
Roman Arutyunyan <arut@nginx.com>
parents:
8064
diff
changeset
|
4804 |
97da6521657c
QUIC: send STOP_SENDING on stream closure.
Roman Arutyunyan <arut@nginx.com>
parents:
8064
diff
changeset
|
4805 frame->level = ssl_encryption_application; |
97da6521657c
QUIC: send STOP_SENDING on stream closure.
Roman Arutyunyan <arut@nginx.com>
parents:
8064
diff
changeset
|
4806 frame->type = NGX_QUIC_FT_STOP_SENDING; |
97da6521657c
QUIC: send STOP_SENDING on stream closure.
Roman Arutyunyan <arut@nginx.com>
parents:
8064
diff
changeset
|
4807 frame->u.stop_sending.id = qs->id; |
97da6521657c
QUIC: send STOP_SENDING on stream closure.
Roman Arutyunyan <arut@nginx.com>
parents:
8064
diff
changeset
|
4808 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:
8064
diff
changeset
|
4809 |
97da6521657c
QUIC: send STOP_SENDING on stream closure.
Roman Arutyunyan <arut@nginx.com>
parents:
8064
diff
changeset
|
4810 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:
8064
diff
changeset
|
4811 qs->id, frame->u.stop_sending.error_code, frame->level); |
97da6521657c
QUIC: send STOP_SENDING on stream closure.
Roman Arutyunyan <arut@nginx.com>
parents:
8064
diff
changeset
|
4812 |
97da6521657c
QUIC: send STOP_SENDING on stream closure.
Roman Arutyunyan <arut@nginx.com>
parents:
8064
diff
changeset
|
4813 ngx_quic_queue_frame(qc, frame); |
97da6521657c
QUIC: send STOP_SENDING on stream closure.
Roman Arutyunyan <arut@nginx.com>
parents:
8064
diff
changeset
|
4814 } |
97da6521657c
QUIC: send STOP_SENDING on stream closure.
Roman Arutyunyan <arut@nginx.com>
parents:
8064
diff
changeset
|
4815 } |
97da6521657c
QUIC: send STOP_SENDING on stream closure.
Roman Arutyunyan <arut@nginx.com>
parents:
8064
diff
changeset
|
4816 |
8014
c5324bb3a704
QUIC: limited the number of client-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8013
diff
changeset
|
4817 if ((qs->id & NGX_QUIC_STREAM_SERVER_INITIATED) == 0) { |
c5324bb3a704
QUIC: limited the number of client-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8013
diff
changeset
|
4818 frame = ngx_quic_alloc_frame(pc, 0); |
c5324bb3a704
QUIC: limited the number of client-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8013
diff
changeset
|
4819 if (frame == NULL) { |
c5324bb3a704
QUIC: limited the number of client-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8013
diff
changeset
|
4820 return; |
c5324bb3a704
QUIC: limited the number of client-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8013
diff
changeset
|
4821 } |
c5324bb3a704
QUIC: limited the number of client-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8013
diff
changeset
|
4822 |
c5324bb3a704
QUIC: limited the number of client-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8013
diff
changeset
|
4823 frame->level = ssl_encryption_application; |
c5324bb3a704
QUIC: limited the number of client-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8013
diff
changeset
|
4824 frame->type = NGX_QUIC_FT_MAX_STREAMS; |
c5324bb3a704
QUIC: limited the number of client-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8013
diff
changeset
|
4825 |
c5324bb3a704
QUIC: limited the number of client-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8013
diff
changeset
|
4826 if (qs->id & NGX_QUIC_STREAM_UNIDIRECTIONAL) { |
c5324bb3a704
QUIC: limited the number of client-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8013
diff
changeset
|
4827 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:
8013
diff
changeset
|
4828 frame->u.max_streams.bidi = 0; |
c5324bb3a704
QUIC: limited the number of client-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8013
diff
changeset
|
4829 |
c5324bb3a704
QUIC: limited the number of client-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8013
diff
changeset
|
4830 } else { |
c5324bb3a704
QUIC: limited the number of client-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8013
diff
changeset
|
4831 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:
8013
diff
changeset
|
4832 frame->u.max_streams.bidi = 1; |
c5324bb3a704
QUIC: limited the number of client-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8013
diff
changeset
|
4833 } |
c5324bb3a704
QUIC: limited the number of client-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8013
diff
changeset
|
4834 |
c5324bb3a704
QUIC: limited the number of client-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8013
diff
changeset
|
4835 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:
8013
diff
changeset
|
4836 frame->u.max_streams.limit, |
c5324bb3a704
QUIC: limited the number of client-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8013
diff
changeset
|
4837 frame->u.max_streams.bidi, |
c5324bb3a704
QUIC: limited the number of client-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8013
diff
changeset
|
4838 (int) frame->level); |
c5324bb3a704
QUIC: limited the number of client-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8013
diff
changeset
|
4839 |
c5324bb3a704
QUIC: limited the number of client-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8013
diff
changeset
|
4840 ngx_quic_queue_frame(qc, frame); |
c5324bb3a704
QUIC: limited the number of client-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8013
diff
changeset
|
4841 |
c5324bb3a704
QUIC: limited the number of client-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8013
diff
changeset
|
4842 if (qs->id & NGX_QUIC_STREAM_UNIDIRECTIONAL) { |
c5324bb3a704
QUIC: limited the number of client-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8013
diff
changeset
|
4843 /* do not send fin for client unidirectional streams */ |
c5324bb3a704
QUIC: limited the number of client-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8013
diff
changeset
|
4844 return; |
c5324bb3a704
QUIC: limited the number of client-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8013
diff
changeset
|
4845 } |
7705
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
7703
diff
changeset
|
4846 } |
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
7703
diff
changeset
|
4847 |
7836 | 4848 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0, |
7996
d2f716e668e8
Fixed format specifiers.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7995
diff
changeset
|
4849 "quic stream id 0x%xL send fin", qs->id); |
7705
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
7703
diff
changeset
|
4850 |
7752 | 4851 frame = ngx_quic_alloc_frame(pc, 0); |
7705
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
7703
diff
changeset
|
4852 if (frame == NULL) { |
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
7703
diff
changeset
|
4853 return; |
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
7703
diff
changeset
|
4854 } |
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
7703
diff
changeset
|
4855 |
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
7703
diff
changeset
|
4856 frame->level = ssl_encryption_application; |
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
7703
diff
changeset
|
4857 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:
7703
diff
changeset
|
4858 frame->u.stream.off = 1; |
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
7703
diff
changeset
|
4859 frame->u.stream.len = 1; |
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
7703
diff
changeset
|
4860 frame->u.stream.fin = 1; |
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
7703
diff
changeset
|
4861 |
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
7703
diff
changeset
|
4862 frame->u.stream.type = frame->type; |
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
7703
diff
changeset
|
4863 frame->u.stream.stream_id = qs->id; |
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
7703
diff
changeset
|
4864 frame->u.stream.offset = c->sent; |
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
7703
diff
changeset
|
4865 frame->u.stream.length = 0; |
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
7703
diff
changeset
|
4866 frame->u.stream.data = NULL; |
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
7703
diff
changeset
|
4867 |
8079
dcbb58e7ed11
QUIC: added logging output stream frame offset.
Roman Arutyunyan <arut@nginx.com>
parents:
8078
diff
changeset
|
4868 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:
8078
diff
changeset
|
4869 qs->id, c->sent, frame->level); |
7705
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
7703
diff
changeset
|
4870 |
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
7703
diff
changeset
|
4871 ngx_quic_queue_frame(qc, frame); |
7759
1ec905f4d851
Push QUIC stream frames in send() and cleanup handler.
Roman Arutyunyan <arut@nginx.com>
parents:
7756
diff
changeset
|
4872 |
1ec905f4d851
Push QUIC stream frames in send() and cleanup handler.
Roman Arutyunyan <arut@nginx.com>
parents:
7756
diff
changeset
|
4873 (void) ngx_quic_output(pc); |
7705
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
7703
diff
changeset
|
4874 } |
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
7703
diff
changeset
|
4875 |
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
7703
diff
changeset
|
4876 |
7752 | 4877 static ngx_quic_frame_t * |
4878 ngx_quic_alloc_frame(ngx_connection_t *c, size_t size) | |
4879 { | |
4880 u_char *p; | |
7774
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
4881 ngx_queue_t *q; |
7752 | 4882 ngx_quic_frame_t *frame; |
4883 ngx_quic_connection_t *qc; | |
4884 | |
4885 if (size) { | |
4886 p = ngx_alloc(size, c->log); | |
4887 if (p == NULL) { | |
4888 return NULL; | |
4889 } | |
4890 | |
4891 } else { | |
4892 p = NULL; | |
4893 } | |
4894 | |
4895 qc = c->quic; | |
7774
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
4896 |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
4897 if (!ngx_queue_empty(&qc->free_frames)) { |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
4898 |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
4899 q = ngx_queue_head(&qc->free_frames); |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
4900 frame = ngx_queue_data(q, ngx_quic_frame_t, queue); |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
4901 |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
4902 ngx_queue_remove(&frame->queue); |
7752 | 4903 |
7836 | 4904 #ifdef NGX_QUIC_DEBUG_FRAMES_ALLOC |
7752 | 4905 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0, |
7836 | 4906 "quic reuse frame n:%ui", qc->nframes); |
4907 #endif | |
7752 | 4908 |
4909 } else { | |
4910 frame = ngx_pcalloc(c->pool, sizeof(ngx_quic_frame_t)); | |
4911 if (frame == NULL) { | |
4912 ngx_free(p); | |
4913 return NULL; | |
4914 } | |
4915 | |
4916 #if (NGX_DEBUG) | |
4917 ++qc->nframes; | |
4918 #endif | |
4919 | |
7836 | 4920 #ifdef NGX_QUIC_DEBUG_FRAMES_ALLOC |
7752 | 4921 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0, |
7836 | 4922 "quic alloc frame n:%ui", qc->nframes); |
4923 #endif | |
7752 | 4924 } |
4925 | |
4926 ngx_memzero(frame, sizeof(ngx_quic_frame_t)); | |
4927 | |
4928 frame->data = p; | |
4929 | |
4930 return frame; | |
4931 } | |
4932 | |
4933 | |
4934 static void | |
7841
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
4935 ngx_quic_congestion_ack(ngx_connection_t *c, ngx_quic_frame_t *f) |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
4936 { |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
4937 ngx_msec_t timer; |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
4938 ngx_quic_congestion_t *cg; |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
4939 ngx_quic_connection_t *qc; |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
4940 |
8026
4604e6043657
QUIC: packet based bytes_in_flight accounting.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8025
diff
changeset
|
4941 if (f->plen == 0) { |
4604e6043657
QUIC: packet based bytes_in_flight accounting.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8025
diff
changeset
|
4942 return; |
4604e6043657
QUIC: packet based bytes_in_flight accounting.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8025
diff
changeset
|
4943 } |
4604e6043657
QUIC: packet based bytes_in_flight accounting.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8025
diff
changeset
|
4944 |
7841
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
4945 qc = c->quic; |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
4946 cg = &qc->congestion; |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
4947 |
8026
4604e6043657
QUIC: packet based bytes_in_flight accounting.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8025
diff
changeset
|
4948 cg->in_flight -= f->plen; |
7841
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
4949 |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
4950 timer = f->last - cg->recovery_start; |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
4951 |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
4952 if ((ngx_msec_int_t) timer <= 0) { |
8026
4604e6043657
QUIC: packet based bytes_in_flight accounting.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8025
diff
changeset
|
4953 ngx_log_debug3(NGX_LOG_DEBUG_EVENT, c->log, 0, |
4604e6043657
QUIC: packet based bytes_in_flight accounting.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8025
diff
changeset
|
4954 "quic congestion ack recovery win:%uz, ss:%uz, if:%uz", |
4604e6043657
QUIC: packet based bytes_in_flight accounting.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8025
diff
changeset
|
4955 cg->window, cg->ssthresh, cg->in_flight); |
4604e6043657
QUIC: packet based bytes_in_flight accounting.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8025
diff
changeset
|
4956 |
7841
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
4957 return; |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
4958 } |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
4959 |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
4960 if (cg->window < cg->ssthresh) { |
8026
4604e6043657
QUIC: packet based bytes_in_flight accounting.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8025
diff
changeset
|
4961 cg->window += f->plen; |
7841
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
4962 |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
4963 ngx_log_debug3(NGX_LOG_DEBUG_EVENT, c->log, 0, |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
4964 "quic congestion slow start win:%uz, ss:%uz, if:%uz", |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
4965 cg->window, cg->ssthresh, cg->in_flight); |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
4966 |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
4967 } else { |
8026
4604e6043657
QUIC: packet based bytes_in_flight accounting.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8025
diff
changeset
|
4968 cg->window += qc->tp.max_udp_payload_size * f->plen / cg->window; |
7841
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
4969 |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
4970 ngx_log_debug3(NGX_LOG_DEBUG_EVENT, c->log, 0, |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
4971 "quic congestion avoidance win:%uz, ss:%uz, if:%uz", |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
4972 cg->window, cg->ssthresh, cg->in_flight); |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
4973 } |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
4974 |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
4975 /* prevent recovery_start from wrapping */ |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
4976 |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
4977 timer = cg->recovery_start - ngx_current_msec + qc->tp.max_idle_timeout * 2; |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
4978 |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
4979 if ((ngx_msec_int_t) timer < 0) { |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
4980 cg->recovery_start = ngx_current_msec - qc->tp.max_idle_timeout * 2; |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
4981 } |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
4982 } |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
4983 |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
4984 |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
4985 static void |
8026
4604e6043657
QUIC: packet based bytes_in_flight accounting.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8025
diff
changeset
|
4986 ngx_quic_congestion_lost(ngx_connection_t *c, ngx_quic_frame_t *f) |
7841
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
4987 { |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
4988 ngx_msec_t timer; |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
4989 ngx_quic_congestion_t *cg; |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
4990 ngx_quic_connection_t *qc; |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
4991 |
8026
4604e6043657
QUIC: packet based bytes_in_flight accounting.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8025
diff
changeset
|
4992 if (f->plen == 0) { |
4604e6043657
QUIC: packet based bytes_in_flight accounting.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8025
diff
changeset
|
4993 return; |
4604e6043657
QUIC: packet based bytes_in_flight accounting.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8025
diff
changeset
|
4994 } |
4604e6043657
QUIC: packet based bytes_in_flight accounting.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8025
diff
changeset
|
4995 |
7841
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
4996 qc = c->quic; |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
4997 cg = &qc->congestion; |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
4998 |
8026
4604e6043657
QUIC: packet based bytes_in_flight accounting.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8025
diff
changeset
|
4999 cg->in_flight -= f->plen; |
4604e6043657
QUIC: packet based bytes_in_flight accounting.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8025
diff
changeset
|
5000 |
4604e6043657
QUIC: packet based bytes_in_flight accounting.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8025
diff
changeset
|
5001 timer = f->last - cg->recovery_start; |
7841
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
5002 |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
5003 if ((ngx_msec_int_t) timer <= 0) { |
8026
4604e6043657
QUIC: packet based bytes_in_flight accounting.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8025
diff
changeset
|
5004 ngx_log_debug3(NGX_LOG_DEBUG_EVENT, c->log, 0, |
4604e6043657
QUIC: packet based bytes_in_flight accounting.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8025
diff
changeset
|
5005 "quic congestion lost recovery win:%uz, ss:%uz, if:%uz", |
4604e6043657
QUIC: packet based bytes_in_flight accounting.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8025
diff
changeset
|
5006 cg->window, cg->ssthresh, cg->in_flight); |
4604e6043657
QUIC: packet based bytes_in_flight accounting.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8025
diff
changeset
|
5007 |
7841
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
5008 return; |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
5009 } |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
5010 |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
5011 cg->recovery_start = ngx_current_msec; |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
5012 cg->window /= 2; |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
5013 |
7910
125cbfa77013
Renamed max_packet_size to max_udp_payload_size, from draft-28.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7908
diff
changeset
|
5014 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:
7908
diff
changeset
|
5015 cg->window = qc->tp.max_udp_payload_size * 2; |
7841
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
5016 } |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
5017 |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
5018 cg->ssthresh = cg->window; |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
5019 |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
5020 ngx_log_debug3(NGX_LOG_DEBUG_EVENT, c->log, 0, |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
5021 "quic congestion lost win:%uz, ss:%uz, if:%uz", |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
5022 cg->window, cg->ssthresh, cg->in_flight); |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
5023 } |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
5024 |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
5025 |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
5026 static void |
7752 | 5027 ngx_quic_free_frame(ngx_connection_t *c, ngx_quic_frame_t *frame) |
5028 { | |
5029 ngx_quic_connection_t *qc; | |
5030 | |
5031 qc = c->quic; | |
5032 | |
5033 if (frame->data) { | |
5034 ngx_free(frame->data); | |
7871 | 5035 frame->data = NULL; |
7752 | 5036 } |
5037 | |
7774
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
5038 ngx_queue_insert_head(&qc->free_frames, &frame->queue); |
7752 | 5039 |
7836 | 5040 #ifdef NGX_QUIC_DEBUG_FRAMES_ALLOC |
7752 | 5041 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0, |
7836 | 5042 "quic free frame n:%ui", qc->nframes); |
5043 #endif | |
7752 | 5044 } |