Mercurial > hg > nginx-quic
annotate src/event/ngx_event_quic.c @ 8055:924882f42dea quic
QUIC: do not artificially delay sending queued frames.
This interacts badly with retransmissions of lost packets
and can provoke spurious client retransmits.
author | Sergey Kandaurov <pluknet@nginx.com> |
---|---|
date | Wed, 19 Aug 2020 13:24:54 +0300 |
parents | 355e079c5eee |
children | f9b1a4e52597 |
rev | line source |
---|---|
7648
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
7646
diff
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1 |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
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parents:
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2 /* |
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Moved all QUIC code into ngx_event_quic.c
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diff
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3 * Copyright (C) Nginx, Inc. |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
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parents:
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4 */ |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
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diff
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5 |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
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parents:
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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.
Vladimir Homutov <vl@nginx.com>
parents:
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diff
changeset
|
9 #include <ngx_event.h> |
8004
d0ac4449a07f
QUIC: fixed bulding perl module by reducing header pollution.
Sergey Kandaurov <pluknet@nginx.com>
parents:
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diff
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10 #include <ngx_event_quic_transport.h> |
d0ac4449a07f
QUIC: fixed bulding perl module by reducing header pollution.
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11 #include <ngx_event_quic_protection.h> |
7648
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Moved all QUIC code into ngx_event_quic.c
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parents:
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diff
changeset
|
12 |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
7646
diff
changeset
|
13 |
7773
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Introduced packet namespace in QUIC connection.
Vladimir Homutov <vl@nginx.com>
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14 /* 0-RTT and 1-RTT data exist in the same packet number space, |
dc7ac778aafe
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parents:
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|
15 * so we have 3 packet number spaces: |
dc7ac778aafe
Introduced packet namespace in QUIC connection.
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parents:
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16 * |
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Introduced packet namespace in QUIC connection.
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17 * 0 - Initial |
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Introduced packet namespace in QUIC connection.
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|
18 * 1 - Handshake |
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Introduced packet namespace in QUIC connection.
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19 * 2 - 0-RTT and 1-RTT |
dc7ac778aafe
Introduced packet namespace in QUIC connection.
Vladimir Homutov <vl@nginx.com>
parents:
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|
20 */ |
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Rename types and variables used for packet number space.
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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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parents:
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24 : &((qc)->send_ctx[2])) |
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Rename types and variables used for packet number space.
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25 |
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|
26 #define NGX_QUIC_SEND_CTX_LAST (NGX_QUIC_ENCRYPTION_LAST - 1) |
7773
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Introduced packet namespace in QUIC connection.
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diff
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|
27 |
7780
de8981bf2dd5
Advertizing MAX_STREAMS (0x12) credit in advance.
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parents:
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|
28 #define NGX_QUIC_STREAMS_INC 16 |
de8981bf2dd5
Advertizing MAX_STREAMS (0x12) credit in advance.
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29 #define NGX_QUIC_STREAMS_LIMIT (1ULL < 60) |
de8981bf2dd5
Advertizing MAX_STREAMS (0x12) credit in advance.
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|
30 |
7810
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Crypto buffer frames reordering.
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|
31 /* |
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Crypto buffer frames reordering.
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|
32 * 7.4. Cryptographic Message Buffering |
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Crypto buffer frames reordering.
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33 * Implementations MUST support buffering at least 4096 bytes of data |
167d32476737
Crypto buffer frames reordering.
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parents:
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34 */ |
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Crypto buffer frames reordering.
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35 #define NGX_QUIC_MAX_BUFFERED 65535 |
167d32476737
Crypto buffer frames reordering.
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diff
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36 |
8022
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8021
diff
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|
37 #define NGX_QUIC_STREAM_GONE (void *) -1 |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
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38 |
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|
39 |
7691 | 40 typedef struct { |
41 ngx_rbtree_t tree; | |
42 ngx_rbtree_node_t sentinel; | |
7695
cfc429911c0d
Implemented creation of server unidirectional streams.
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parents:
7691
diff
changeset
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43 |
7842
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
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|
44 uint64_t received; |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
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45 uint64_t sent; |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
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46 uint64_t recv_max_data; |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
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|
47 uint64_t send_max_data; |
8013
455a8536eaa7
QUIC: limited the number of server-initiated streams.
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parents:
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48 |
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diff
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49 uint64_t server_max_streams_uni; |
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50 uint64_t server_max_streams_bidi; |
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QUIC: limited the number of server-initiated streams.
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parents:
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|
51 uint64_t server_streams_uni; |
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QUIC: limited the number of server-initiated streams.
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parents:
8004
diff
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|
52 uint64_t server_streams_bidi; |
8014
c5324bb3a704
QUIC: limited the number of client-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8013
diff
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53 |
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parents:
8013
diff
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|
54 uint64_t client_max_streams_uni; |
c5324bb3a704
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Roman Arutyunyan <arut@nginx.com>
parents:
8013
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|
55 uint64_t client_max_streams_bidi; |
c5324bb3a704
QUIC: limited the number of client-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8013
diff
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|
56 uint64_t client_streams_uni; |
c5324bb3a704
QUIC: limited the number of client-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8013
diff
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|
57 uint64_t client_streams_bidi; |
7691 | 58 } ngx_quic_streams_t; |
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59 |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
7646
diff
changeset
|
60 |
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QUIC basic congestion control.
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61 typedef struct { |
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QUIC basic congestion control.
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62 size_t in_flight; |
eee307399229
QUIC basic congestion control.
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|
63 size_t window; |
eee307399229
QUIC basic congestion control.
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|
64 size_t ssthresh; |
eee307399229
QUIC basic congestion control.
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diff
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|
65 ngx_msec_t recovery_start; |
eee307399229
QUIC basic congestion control.
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|
66 } ngx_quic_congestion_t; |
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QUIC basic congestion control.
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diff
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67 |
eee307399229
QUIC basic congestion control.
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diff
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|
68 |
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69 /* |
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|
70 * 12.3. Packet Numbers |
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71 * |
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|
72 * Conceptually, a packet number space is the context in which a packet |
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Rename types and variables used for packet number space.
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73 * can be processed and acknowledged. Initial packets can only be sent |
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74 * with Initial packet protection keys and acknowledged in packets which |
bda817d16cc2
Rename types and variables used for packet number space.
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parents:
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|
75 * are also Initial packets. |
bda817d16cc2
Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents:
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|
76 */ |
7773
dc7ac778aafe
Introduced packet namespace in QUIC connection.
Vladimir Homutov <vl@nginx.com>
parents:
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diff
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|
77 typedef struct { |
dc7ac778aafe
Introduced packet namespace in QUIC connection.
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diff
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|
78 ngx_quic_secret_t client_secret; |
dc7ac778aafe
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diff
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|
79 ngx_quic_secret_t server_secret; |
dc7ac778aafe
Introduced packet namespace in QUIC connection.
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parents:
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80 |
7878 | 81 uint64_t pnum; /* to be sent */ |
82 uint64_t largest_ack; /* received from peer */ | |
83 uint64_t largest_pn; /* received from peer */ | |
7774
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
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84 |
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Implemented retransmission and retransmit queue.
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|
85 ngx_queue_t frames; |
e10b4c61420f
Implemented retransmission and retransmit queue.
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parents:
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diff
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|
86 ngx_queue_t sent; |
7808
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Rename types and variables used for packet number space.
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diff
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|
87 } ngx_quic_send_ctx_t; |
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Introduced packet namespace in QUIC connection.
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diff
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88 |
dc7ac778aafe
Introduced packet namespace in QUIC connection.
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parents:
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diff
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|
89 |
7648
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
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parents:
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diff
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|
90 struct ngx_quic_connection_s { |
7691 | 91 ngx_str_t scid; |
92 ngx_str_t dcid; | |
7858
6e100d8c138a
Preserve original DCID and unbreak parsing 0-RTT packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7857
diff
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|
93 ngx_str_t odcid; |
7691 | 94 ngx_str_t token; |
7648
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Moved all QUIC code into ngx_event_quic.c
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|
95 |
7726
f388c0ad3477
Added processing of client transport parameters.
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diff
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96 ngx_uint_t client_tp_done; |
7713
e9891e8ee975
Configurable transport parameters.
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diff
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97 ngx_quic_tp_t tp; |
7731
d45325e90221
Limit output QUIC packets with client max_packet_size.
Roman Arutyunyan <arut@nginx.com>
parents:
7729
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98 ngx_quic_tp_t ctp; |
7713
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Configurable transport parameters.
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99 |
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Rename types and variables used for packet number space.
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100 ngx_quic_send_ctx_t send_ctx[NGX_QUIC_SEND_CTX_LAST]; |
7772
058a5af7ddfc
Refactored QUIC secrets storage.
Vladimir Homutov <vl@nginx.com>
parents:
7771
diff
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|
101 ngx_quic_secrets_t keys[NGX_QUIC_ENCRYPTION_LAST]; |
7785
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7782
diff
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|
102 ngx_quic_secrets_t next_key; |
7810
167d32476737
Crypto buffer frames reordering.
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103 ngx_quic_frames_stream_t crypto[NGX_QUIC_ENCRYPTION_LAST]; |
7772
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Refactored QUIC secrets storage.
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104 |
7999
0d2b2664b41c
QUIC: added "quic" listen parameter.
Roman Arutyunyan <arut@nginx.com>
parents:
7998
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105 ngx_quic_conf_t *conf; |
0d2b2664b41c
QUIC: added "quic" listen parameter.
Roman Arutyunyan <arut@nginx.com>
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7998
diff
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106 |
7691 | 107 ngx_ssl_t *ssl; |
7774
e10b4c61420f
Implemented retransmission and retransmit queue.
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7773
diff
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108 |
7775 | 109 ngx_event_t push; |
7990 | 110 ngx_event_t pto; |
7832
ad3a6f069498
Added proper handling of connection close phases.
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111 ngx_event_t close; |
7774
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Implemented retransmission and retransmit queue.
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112 ngx_queue_t free_frames; |
7832
ad3a6f069498
Added proper handling of connection close phases.
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parents:
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113 ngx_msec_t last_cc; |
7752 | 114 |
7987
3b107aadc9f6
QUIC: added rtt estimation.
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parents:
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115 ngx_msec_t latest_rtt; |
3b107aadc9f6
QUIC: added rtt estimation.
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116 ngx_msec_t avg_rtt; |
3b107aadc9f6
QUIC: added rtt estimation.
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parents:
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117 ngx_msec_t min_rtt; |
3b107aadc9f6
QUIC: added rtt estimation.
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parents:
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118 ngx_msec_t rttvar; |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
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119 |
7993
b276833111cf
QUIC: implemented probe timeout (PTO) calculation.
Vladimir Homutov <vl@nginx.com>
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diff
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|
120 ngx_msec_t pto_count; |
b276833111cf
QUIC: implemented probe timeout (PTO) calculation.
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parents:
7992
diff
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|
121 |
7752 | 122 #if (NGX_DEBUG) |
123 ngx_uint_t nframes; | |
124 #endif | |
7674
4ae9ac69ab93
HTTP/QUIC interface reworked.
Vladimir Homutov <vl@nginx.com>
parents:
7673
diff
changeset
|
125 |
7691 | 126 ngx_quic_streams_t streams; |
7841
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
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|
127 ngx_quic_congestion_t congestion; |
7995
031918df51c0
QUIC: added anti-amplification limit.
Vladimir Homutov <vl@nginx.com>
parents:
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diff
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|
128 size_t received; |
7747
618a65de08b3
When closing a QUIC connection, wait for all streams to finish.
Roman Arutyunyan <arut@nginx.com>
parents:
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129 |
7862
fb7422074258
Added generation of CC frames with error on connection termination.
Vladimir Homutov <vl@nginx.com>
parents:
7861
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|
130 ngx_uint_t error; |
7953
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
7945
diff
changeset
|
131 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
|
132 ngx_uint_t error_ftype; |
ffd362e87eb2
Added more context to CONNECTION CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
7875
diff
changeset
|
133 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
|
134 |
7953
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
7945
diff
changeset
|
135 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
|
136 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
|
137 unsigned closing:1; |
7832
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
138 unsigned draining:1; |
7785
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7782
diff
changeset
|
139 unsigned key_phase:1; |
7860
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
140 unsigned in_retry:1; |
7874
1245e274b9ba
Avoided excessive definitions for connection state.
Vladimir Homutov <vl@nginx.com>
parents:
7871
diff
changeset
|
141 unsigned initialized:1; |
7995
031918df51c0
QUIC: added anti-amplification limit.
Vladimir Homutov <vl@nginx.com>
parents:
7994
diff
changeset
|
142 unsigned validated:1; |
7691 | 143 }; |
7672
8d6ac639feac
Added support of multiple QUIC packets in single datagram.
Vladimir Homutov <vl@nginx.com>
parents:
7671
diff
changeset
|
144 |
7648
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
7646
diff
changeset
|
145 |
7812
76839f55bc48
Sorted functions and functions declarations.
Vladimir Homutov <vl@nginx.com>
parents:
7811
diff
changeset
|
146 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
|
147 ngx_quic_frame_t *frame, void *data); |
7812
76839f55bc48
Sorted functions and functions declarations.
Vladimir Homutov <vl@nginx.com>
parents:
7811
diff
changeset
|
148 |
76839f55bc48
Sorted functions and functions declarations.
Vladimir Homutov <vl@nginx.com>
parents:
7811
diff
changeset
|
149 |
7670
9e0c30e1f7fb
Compatibility with BoringSSL revised QUIC encryption secret APIs.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7669
diff
changeset
|
150 #if BORINGSSL_API_VERSION >= 10 |
9e0c30e1f7fb
Compatibility with BoringSSL revised QUIC encryption secret APIs.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7669
diff
changeset
|
151 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
|
152 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
|
153 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
|
154 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
|
155 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
|
156 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
|
157 #else |
7648
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
7646
diff
changeset
|
158 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
|
159 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
|
160 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
|
161 #endif |
7691 | 162 |
7648
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
7646
diff
changeset
|
163 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
|
164 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
|
165 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
|
166 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
|
167 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
|
168 |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
7646
diff
changeset
|
169 |
7691 | 170 static ngx_int_t 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
|
171 ngx_quic_conf_t *conf, ngx_quic_header_t *pkt); |
7859
b7704303a7e5
Server CID change refactored.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7858
diff
changeset
|
172 static ngx_int_t ngx_quic_new_dcid(ngx_connection_t *c, ngx_str_t *odcid); |
7860
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
173 static ngx_int_t ngx_quic_retry(ngx_connection_t *c); |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
174 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
|
175 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
|
176 ngx_quic_header_t *pkt); |
7691 | 177 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
|
178 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
|
179 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
|
180 |
7832
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
181 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
|
182 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
|
183 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
|
184 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
|
185 ngx_quic_connection_t *qc); |
7691 | 186 |
187 static ngx_int_t ngx_quic_input(ngx_connection_t *c, ngx_buf_t *b); | |
7854
2a94aaa70b33
Cleaned up firefox workaround.
Vladimir Homutov <vl@nginx.com>
parents:
7848
diff
changeset
|
188 static ngx_inline u_char *ngx_quic_skip_zero_padding(ngx_buf_t *b); |
7860
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
189 static ngx_int_t ngx_quic_retry_input(ngx_connection_t *c, |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
190 ngx_quic_header_t *pkt); |
7691 | 191 static ngx_int_t ngx_quic_initial_input(ngx_connection_t *c, |
192 ngx_quic_header_t *pkt); | |
193 static ngx_int_t ngx_quic_handshake_input(ngx_connection_t *c, | |
194 ngx_quic_header_t *pkt); | |
7770
90f94413177e
TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7769
diff
changeset
|
195 static ngx_int_t ngx_quic_early_input(ngx_connection_t *c, |
90f94413177e
TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7769
diff
changeset
|
196 ngx_quic_header_t *pkt); |
7838 | 197 static ngx_int_t ngx_quic_check_peer(ngx_quic_connection_t *qc, |
198 ngx_quic_header_t *pkt); | |
7691 | 199 static ngx_int_t ngx_quic_app_input(ngx_connection_t *c, |
200 ngx_quic_header_t *pkt); | |
201 static ngx_int_t ngx_quic_payload_handler(ngx_connection_t *c, | |
202 ngx_quic_header_t *pkt); | |
7844
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7842
diff
changeset
|
203 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
|
204 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
|
205 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
|
206 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
|
207 static ngx_int_t ngx_quic_send_new_token(ngx_connection_t *c); |
7691 | 208 |
209 static ngx_int_t ngx_quic_handle_ack_frame(ngx_connection_t *c, | |
210 ngx_quic_header_t *pkt, ngx_quic_ack_frame_t *f); | |
7792 | 211 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
|
212 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
|
213 ngx_msec_t *send_time); |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
7953
diff
changeset
|
214 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
|
215 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
|
216 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
|
217 ngx_quic_send_ctx_t *ctx); |
7841
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
218 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
|
219 ngx_quic_frame_t *f); |
7812
76839f55bc48
Sorted functions and functions declarations.
Vladimir Homutov <vl@nginx.com>
parents:
7811
diff
changeset
|
220 |
76839f55bc48
Sorted functions and functions declarations.
Vladimir Homutov <vl@nginx.com>
parents:
7811
diff
changeset
|
221 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
|
222 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
|
223 ngx_quic_frame_handler_pt handler, void *data); |
7810
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
224 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
|
225 ngx_quic_frame_t *f, uint64_t offset_in); |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
226 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
|
227 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
|
228 |
7812
76839f55bc48
Sorted functions and functions declarations.
Vladimir Homutov <vl@nginx.com>
parents:
7811
diff
changeset
|
229 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
|
230 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
|
231 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
|
232 ngx_quic_frame_t *frame, void *data); |
7691 | 233 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
|
234 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
|
235 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
|
236 ngx_quic_frame_t *frame, void *data); |
7811
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
7810
diff
changeset
|
237 |
7842
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
238 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
|
239 ngx_quic_max_data_frame_t *f); |
7711
a14afe21e692
Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents:
7707
diff
changeset
|
240 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
|
241 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
|
242 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
|
243 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
|
244 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
|
245 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.
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diff
changeset
|
246 static ngx_int_t ngx_quic_handle_reset_stream_frame(ngx_connection_t *c, |
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Stream ID handling in RESET_STREAM and STOP_SENDING frames.
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diff
changeset
|
247 ngx_quic_header_t *pkt, ngx_quic_reset_stream_frame_t *f); |
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Stream ID handling in RESET_STREAM and STOP_SENDING frames.
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diff
changeset
|
248 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.
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diff
changeset
|
249 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>
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diff
changeset
|
250 static ngx_int_t ngx_quic_handle_max_streams_frame(ngx_connection_t *c, |
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QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
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diff
changeset
|
251 ngx_quic_header_t *pkt, ngx_quic_max_streams_frame_t *f); |
7691 | 252 |
253 static void ngx_quic_queue_frame(ngx_quic_connection_t *qc, | |
254 ngx_quic_frame_t *frame); | |
255 | |
256 static ngx_int_t ngx_quic_output(ngx_connection_t *c); | |
7808
bda817d16cc2
Rename types and variables used for packet number space.
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diff
changeset
|
257 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>
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7808
diff
changeset
|
258 ngx_quic_send_ctx_t *ctx); |
7774
e10b4c61420f
Implemented retransmission and retransmit queue.
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7773
diff
changeset
|
259 static void ngx_quic_free_frames(ngx_connection_t *c, ngx_queue_t *frames); |
7991
1b9db5c8c29b
QUIC: reworked ngx_quic_send_frames() function.
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diff
changeset
|
260 static ngx_int_t ngx_quic_send_frames(ngx_connection_t *c, |
1b9db5c8c29b
QUIC: reworked ngx_quic_send_frames() function.
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7990
diff
changeset
|
261 ngx_quic_send_ctx_t *ctx, ngx_queue_t *frames); |
7781
fdda518d10ba
Proper handling of packet number in header.
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diff
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|
262 |
fdda518d10ba
Proper handling of packet number in header.
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diff
changeset
|
263 static void ngx_quic_set_packet_number(ngx_quic_header_t *pkt, |
7808
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parents:
7794
diff
changeset
|
264 ngx_quic_send_ctx_t *ctx); |
7990 | 265 static void ngx_quic_pto_handler(ngx_event_t *ev); |
8051
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
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parents:
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diff
changeset
|
266 static void ngx_quic_lost_handler(ngx_event_t *ev); |
38f1be6c603f
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diff
changeset
|
267 static ngx_int_t ngx_quic_detect_lost(ngx_connection_t *c); |
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diff
changeset
|
268 static ngx_int_t ngx_quic_resend_frames(ngx_connection_t *c, |
38f1be6c603f
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diff
changeset
|
269 ngx_quic_send_ctx_t *ctx, ngx_quic_frame_t *start); |
7775 | 270 static void ngx_quic_push_handler(ngx_event_t *ev); |
7691 | 271 |
272 static void ngx_quic_rbtree_insert_stream(ngx_rbtree_node_t *temp, | |
273 ngx_rbtree_node_t *node, ngx_rbtree_node_t *sentinel); | |
7746
b364af7f9f3f
Removed ngx_quic_stream_node_t.
Roman Arutyunyan <arut@nginx.com>
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diff
changeset
|
274 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
|
275 uint64_t id); |
8022
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
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diff
changeset
|
276 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:
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diff
changeset
|
277 uint64_t id); |
7746
b364af7f9f3f
Removed ngx_quic_stream_node_t.
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diff
changeset
|
278 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
|
279 uint64_t id, size_t rcvbuf_size); |
7677
6bc18966b8c1
Stream "connection" read/write methods.
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diff
changeset
|
280 static ssize_t ngx_quic_stream_recv(ngx_connection_t *c, u_char *buf, |
6bc18966b8c1
Stream "connection" read/write methods.
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diff
changeset
|
281 size_t size); |
6bc18966b8c1
Stream "connection" read/write methods.
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diff
changeset
|
282 static ssize_t ngx_quic_stream_send(ngx_connection_t *c, u_char *buf, |
6bc18966b8c1
Stream "connection" read/write methods.
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diff
changeset
|
283 size_t size); |
6bc18966b8c1
Stream "connection" read/write methods.
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diff
changeset
|
284 static ngx_chain_t *ngx_quic_stream_send_chain(ngx_connection_t *c, |
6bc18966b8c1
Stream "connection" read/write methods.
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7675
diff
changeset
|
285 ngx_chain_t *in, off_t limit); |
8027
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
286 static size_t ngx_quic_max_stream_frame(ngx_quic_connection_t *qc); |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
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8026
diff
changeset
|
287 static size_t ngx_quic_max_stream_flow(ngx_connection_t *c); |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
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diff
changeset
|
288 static void ngx_quic_stream_cleanup_handler(void *data); |
7752 | 289 static ngx_quic_frame_t *ngx_quic_alloc_frame(ngx_connection_t *c, size_t size); |
290 static void ngx_quic_free_frame(ngx_connection_t *c, ngx_quic_frame_t *frame); | |
7677
6bc18966b8c1
Stream "connection" read/write methods.
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diff
changeset
|
291 |
7841
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
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diff
changeset
|
292 static void ngx_quic_congestion_ack(ngx_connection_t *c, |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
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diff
changeset
|
293 ngx_quic_frame_t *frame); |
8026
4604e6043657
QUIC: packet based bytes_in_flight accounting.
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parents:
8025
diff
changeset
|
294 static void ngx_quic_congestion_lost(ngx_connection_t *c, |
4604e6043657
QUIC: packet based bytes_in_flight accounting.
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diff
changeset
|
295 ngx_quic_frame_t *frame); |
7841
eee307399229
QUIC basic congestion control.
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diff
changeset
|
296 |
7691 | 297 |
7648
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
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diff
changeset
|
298 static SSL_QUIC_METHOD quic_method = { |
7670
9e0c30e1f7fb
Compatibility with BoringSSL revised QUIC encryption secret APIs.
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|
299 #if BORINGSSL_API_VERSION >= 10 |
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|
300 ngx_quic_set_read_secret, |
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|
301 ngx_quic_set_write_secret, |
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Compatibility with BoringSSL revised QUIC encryption secret APIs.
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diff
changeset
|
302 #else |
7648
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
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7646
diff
changeset
|
303 ngx_quic_set_encryption_secrets, |
7670
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Compatibility with BoringSSL revised QUIC encryption secret APIs.
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diff
changeset
|
304 #endif |
7648
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Moved all QUIC code into ngx_event_quic.c
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diff
changeset
|
305 ngx_quic_add_handshake_data, |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
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parents:
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diff
changeset
|
306 ngx_quic_flush_flight, |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
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parents:
7646
diff
changeset
|
307 ngx_quic_send_alert, |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
7646
diff
changeset
|
308 }; |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
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diff
changeset
|
309 |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
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diff
changeset
|
310 |
7670
9e0c30e1f7fb
Compatibility with BoringSSL revised QUIC encryption secret APIs.
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diff
changeset
|
311 #if BORINGSSL_API_VERSION >= 10 |
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Compatibility with BoringSSL revised QUIC encryption secret APIs.
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diff
changeset
|
312 |
9e0c30e1f7fb
Compatibility with BoringSSL revised QUIC encryption secret APIs.
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diff
changeset
|
313 static int |
9e0c30e1f7fb
Compatibility with BoringSSL revised QUIC encryption secret APIs.
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parents:
7669
diff
changeset
|
314 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
|
315 enum ssl_encryption_level_t level, const SSL_CIPHER *cipher, |
7687
69345a26ba69
Split transport and crypto parts into separate files.
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parents:
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diff
changeset
|
316 const uint8_t *rsecret, size_t secret_len) |
7670
9e0c30e1f7fb
Compatibility with BoringSSL revised QUIC encryption secret APIs.
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diff
changeset
|
317 { |
7772
058a5af7ddfc
Refactored QUIC secrets storage.
Vladimir Homutov <vl@nginx.com>
parents:
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diff
changeset
|
318 ngx_connection_t *c; |
058a5af7ddfc
Refactored QUIC secrets storage.
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diff
changeset
|
319 ngx_quic_secrets_t *keys; |
7670
9e0c30e1f7fb
Compatibility with BoringSSL revised QUIC encryption secret APIs.
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diff
changeset
|
320 |
9e0c30e1f7fb
Compatibility with BoringSSL revised QUIC encryption secret APIs.
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diff
changeset
|
321 c = ngx_ssl_get_connection((ngx_ssl_conn_t *) ssl_conn); |
9e0c30e1f7fb
Compatibility with BoringSSL revised QUIC encryption secret APIs.
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diff
changeset
|
322 |
7836 | 323 #ifdef NGX_QUIC_DEBUG_CRYPTO |
7837
f175006124d0
Cleaned up hexdumps in debug output.
Vladimir Homutov <vl@nginx.com>
parents:
7836
diff
changeset
|
324 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0, |
f175006124d0
Cleaned up hexdumps in debug output.
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parents:
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diff
changeset
|
325 "quic ngx_quic_set_read_secret() level:%d", level); |
f175006124d0
Cleaned up hexdumps in debug output.
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parents:
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diff
changeset
|
326 ngx_quic_hexdump(c->log, "quic read secret", rsecret, secret_len); |
7836 | 327 #endif |
7670
9e0c30e1f7fb
Compatibility with BoringSSL revised QUIC encryption secret APIs.
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diff
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|
328 |
7772
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Refactored QUIC secrets storage.
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diff
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|
329 keys = &c->quic->keys[level]; |
058a5af7ddfc
Refactored QUIC secrets storage.
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diff
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|
330 |
7687
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Split transport and crypto parts into separate files.
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diff
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|
331 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
|
332 rsecret, secret_len, |
7772
058a5af7ddfc
Refactored QUIC secrets storage.
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parents:
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diff
changeset
|
333 &keys->client); |
7670
9e0c30e1f7fb
Compatibility with BoringSSL revised QUIC encryption secret APIs.
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diff
changeset
|
334 } |
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Compatibility with BoringSSL revised QUIC encryption secret APIs.
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diff
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|
335 |
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Compatibility with BoringSSL revised QUIC encryption secret APIs.
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diff
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336 |
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Compatibility with BoringSSL revised QUIC encryption secret APIs.
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diff
changeset
|
337 static int |
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Compatibility with BoringSSL revised QUIC encryption secret APIs.
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diff
changeset
|
338 ngx_quic_set_write_secret(ngx_ssl_conn_t *ssl_conn, |
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Compatibility with BoringSSL revised QUIC encryption secret APIs.
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parents:
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diff
changeset
|
339 enum ssl_encryption_level_t level, const SSL_CIPHER *cipher, |
7687
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Split transport and crypto parts into separate files.
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diff
changeset
|
340 const uint8_t *wsecret, size_t secret_len) |
7670
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Compatibility with BoringSSL revised QUIC encryption secret APIs.
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diff
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|
341 { |
7772
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Refactored QUIC secrets storage.
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diff
changeset
|
342 ngx_connection_t *c; |
058a5af7ddfc
Refactored QUIC secrets storage.
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diff
changeset
|
343 ngx_quic_secrets_t *keys; |
7670
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344 |
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Compatibility with BoringSSL revised QUIC encryption secret APIs.
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diff
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|
345 c = ngx_ssl_get_connection((ngx_ssl_conn_t *) ssl_conn); |
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Compatibility with BoringSSL revised QUIC encryption secret APIs.
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changeset
|
346 |
7836 | 347 #ifdef NGX_QUIC_DEBUG_CRYPTO |
7837
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|
348 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0, |
f175006124d0
Cleaned up hexdumps in debug output.
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diff
changeset
|
349 "quic ngx_quic_set_write_secret() level:%d", level); |
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diff
changeset
|
350 ngx_quic_hexdump(c->log, "quic write secret", wsecret, secret_len); |
7836 | 351 #endif |
7670
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Compatibility with BoringSSL revised QUIC encryption secret APIs.
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352 |
7772
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Refactored QUIC secrets storage.
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changeset
|
353 keys = &c->quic->keys[level]; |
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|
354 |
7687
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|
355 return ngx_quic_set_encryption_secret(c->pool, ssl_conn, level, |
69345a26ba69
Split transport and crypto parts into separate files.
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diff
changeset
|
356 wsecret, secret_len, |
7772
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Refactored QUIC secrets storage.
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diff
changeset
|
357 &keys->server); |
7670
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Compatibility with BoringSSL revised QUIC encryption secret APIs.
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changeset
|
358 } |
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Compatibility with BoringSSL revised QUIC encryption secret APIs.
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changeset
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359 |
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diff
changeset
|
360 #else |
9e0c30e1f7fb
Compatibility with BoringSSL revised QUIC encryption secret APIs.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7669
diff
changeset
|
361 |
7648
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
7646
diff
changeset
|
362 static int |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
7646
diff
changeset
|
363 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:
7686
diff
changeset
|
364 enum ssl_encryption_level_t level, const uint8_t *rsecret, |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
7686
diff
changeset
|
365 const uint8_t *wsecret, size_t secret_len) |
7648
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
7646
diff
changeset
|
366 { |
7772
058a5af7ddfc
Refactored QUIC secrets storage.
Vladimir Homutov <vl@nginx.com>
parents:
7771
diff
changeset
|
367 ngx_int_t rc; |
058a5af7ddfc
Refactored QUIC secrets storage.
Vladimir Homutov <vl@nginx.com>
parents:
7771
diff
changeset
|
368 ngx_connection_t *c; |
058a5af7ddfc
Refactored QUIC secrets storage.
Vladimir Homutov <vl@nginx.com>
parents:
7771
diff
changeset
|
369 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
|
370 |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
7646
diff
changeset
|
371 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
|
372 |
7836 | 373 #ifdef NGX_QUIC_DEBUG_CRYPTO |
7837
f175006124d0
Cleaned up hexdumps in debug output.
Vladimir Homutov <vl@nginx.com>
parents:
7836
diff
changeset
|
374 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
|
375 "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
|
376 ngx_quic_hexdump(c->log, "quic read", rsecret, secret_len); |
7836 | 377 #endif |
7648
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
7646
diff
changeset
|
378 |
7793
0ae50d90658a
Fixed build with OpenSSL using old callbacks API.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7792
diff
changeset
|
379 keys = &c->quic->keys[level]; |
7772
058a5af7ddfc
Refactored QUIC secrets storage.
Vladimir Homutov <vl@nginx.com>
parents:
7771
diff
changeset
|
380 |
7687
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
7686
diff
changeset
|
381 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
|
382 rsecret, secret_len, |
7772
058a5af7ddfc
Refactored QUIC secrets storage.
Vladimir Homutov <vl@nginx.com>
parents:
7771
diff
changeset
|
383 &keys->client); |
7687
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
7686
diff
changeset
|
384 if (rc != 1) { |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
7686
diff
changeset
|
385 return rc; |
7648
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
7646
diff
changeset
|
386 } |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
7646
diff
changeset
|
387 |
7769
2ac03e80d013
TLS Early Data key derivation support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7768
diff
changeset
|
388 if (level == ssl_encryption_early_data) { |
2ac03e80d013
TLS Early Data key derivation support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7768
diff
changeset
|
389 return 1; |
2ac03e80d013
TLS Early Data key derivation support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7768
diff
changeset
|
390 } |
2ac03e80d013
TLS Early Data key derivation support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7768
diff
changeset
|
391 |
7836 | 392 #ifdef NGX_QUIC_DEBUG_CRYPTO |
7837
f175006124d0
Cleaned up hexdumps in debug output.
Vladimir Homutov <vl@nginx.com>
parents:
7836
diff
changeset
|
393 ngx_quic_hexdump(c->log, "quic write", wsecret, secret_len); |
7836 | 394 #endif |
7769
2ac03e80d013
TLS Early Data key derivation support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7768
diff
changeset
|
395 |
7687
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
7686
diff
changeset
|
396 return ngx_quic_set_encryption_secret(c->pool, ssl_conn, level, |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
7686
diff
changeset
|
397 wsecret, secret_len, |
7772
058a5af7ddfc
Refactored QUIC secrets storage.
Vladimir Homutov <vl@nginx.com>
parents:
7771
diff
changeset
|
398 &keys->server); |
7648
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
7646
diff
changeset
|
399 } |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
7646
diff
changeset
|
400 |
7670
9e0c30e1f7fb
Compatibility with BoringSSL revised QUIC encryption secret APIs.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7669
diff
changeset
|
401 #endif |
9e0c30e1f7fb
Compatibility with BoringSSL revised QUIC encryption secret APIs.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7669
diff
changeset
|
402 |
7648
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
7646
diff
changeset
|
403 |
7650
ec1f84996990
Split frame and packet generation into separate steps.
Vladimir Homutov <vl@nginx.com>
parents:
7649
diff
changeset
|
404 static int |
ec1f84996990
Split frame and packet generation into separate steps.
Vladimir Homutov <vl@nginx.com>
parents:
7649
diff
changeset
|
405 ngx_quic_add_handshake_data(ngx_ssl_conn_t *ssl_conn, |
ec1f84996990
Split frame and packet generation into separate steps.
Vladimir Homutov <vl@nginx.com>
parents:
7649
diff
changeset
|
406 enum ssl_encryption_level_t level, const uint8_t *data, size_t len) |
ec1f84996990
Split frame and packet generation into separate steps.
Vladimir Homutov <vl@nginx.com>
parents:
7649
diff
changeset
|
407 { |
7810
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
408 u_char *p, *end; |
7822
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
7821
diff
changeset
|
409 size_t client_params_len, fsize, limit; |
7810
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
410 const uint8_t *client_params; |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
411 ngx_quic_frame_t *frame; |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
412 ngx_connection_t *c; |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
413 ngx_quic_connection_t *qc; |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
414 ngx_quic_frames_stream_t *fs; |
7650
ec1f84996990
Split frame and packet generation into separate steps.
Vladimir Homutov <vl@nginx.com>
parents:
7649
diff
changeset
|
415 |
ec1f84996990
Split frame and packet generation into separate steps.
Vladimir Homutov <vl@nginx.com>
parents:
7649
diff
changeset
|
416 c = ngx_ssl_get_connection((ngx_ssl_conn_t *) ssl_conn); |
ec1f84996990
Split frame and packet generation into separate steps.
Vladimir Homutov <vl@nginx.com>
parents:
7649
diff
changeset
|
417 qc = c->quic; |
ec1f84996990
Split frame and packet generation into separate steps.
Vladimir Homutov <vl@nginx.com>
parents:
7649
diff
changeset
|
418 |
7652
0a2683df5f11
Implemented improved version of quic_output().
Vladimir Homutov <vl@nginx.com>
parents:
7651
diff
changeset
|
419 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, c->log, 0, |
7836 | 420 "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
|
421 |
7726
f388c0ad3477
Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
7725
diff
changeset
|
422 if (!qc->client_tp_done) { |
7933 | 423 /* |
424 * things to do once during handshake: check ALPN and transport | |
425 * parameters; we want to break handshake if something is wrong | |
426 * here; | |
427 */ | |
428 | |
429 #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
|
430 if (qc->conf->require_alpn) { |
893b3313f53c
QUIC: added "quic" listen parameter in Stream.
Roman Arutyunyan <arut@nginx.com>
parents:
7999
diff
changeset
|
431 unsigned int len; |
893b3313f53c
QUIC: added "quic" listen parameter in Stream.
Roman Arutyunyan <arut@nginx.com>
parents:
7999
diff
changeset
|
432 const unsigned char *data; |
893b3313f53c
QUIC: added "quic" listen parameter in Stream.
Roman Arutyunyan <arut@nginx.com>
parents:
7999
diff
changeset
|
433 |
893b3313f53c
QUIC: added "quic" listen parameter in Stream.
Roman Arutyunyan <arut@nginx.com>
parents:
7999
diff
changeset
|
434 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
|
435 |
893b3313f53c
QUIC: added "quic" listen parameter in Stream.
Roman Arutyunyan <arut@nginx.com>
parents:
7999
diff
changeset
|
436 if (len == 0) { |
893b3313f53c
QUIC: added "quic" listen parameter in Stream.
Roman Arutyunyan <arut@nginx.com>
parents:
7999
diff
changeset
|
437 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
|
438 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
|
439 |
893b3313f53c
QUIC: added "quic" listen parameter in Stream.
Roman Arutyunyan <arut@nginx.com>
parents:
7999
diff
changeset
|
440 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
|
441 "quic unsupported protocol in ALPN extension"); |
893b3313f53c
QUIC: added "quic" listen parameter in Stream.
Roman Arutyunyan <arut@nginx.com>
parents:
7999
diff
changeset
|
442 return 0; |
893b3313f53c
QUIC: added "quic" listen parameter in Stream.
Roman Arutyunyan <arut@nginx.com>
parents:
7999
diff
changeset
|
443 } |
7933 | 444 } |
445 #endif | |
7726
f388c0ad3477
Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
7725
diff
changeset
|
446 |
f388c0ad3477
Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
7725
diff
changeset
|
447 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
|
448 &client_params_len); |
f388c0ad3477
Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
7725
diff
changeset
|
449 |
f388c0ad3477
Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
7725
diff
changeset
|
450 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0, |
7836 | 451 "quic SSL_get_peer_quic_transport_params():" |
452 " params_len %ui", client_params_len); | |
7726
f388c0ad3477
Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
7725
diff
changeset
|
453 |
7930
5bc9229ec4cf
QUIC: raise error on missing transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
7929
diff
changeset
|
454 if (client_params_len == 0) { |
5bc9229ec4cf
QUIC: raise error on missing transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
7929
diff
changeset
|
455 /* 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
|
456 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
|
457 qc->error_reason = "missing transport parameters"; |
5bc9229ec4cf
QUIC: raise error on missing transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
7929
diff
changeset
|
458 |
5bc9229ec4cf
QUIC: raise error on missing transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
7929
diff
changeset
|
459 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
|
460 "missing transport parameters"); |
5bc9229ec4cf
QUIC: raise error on missing transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
7929
diff
changeset
|
461 return 0; |
5bc9229ec4cf
QUIC: raise error on missing transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
7929
diff
changeset
|
462 } |
5bc9229ec4cf
QUIC: raise error on missing transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
7929
diff
changeset
|
463 |
5bc9229ec4cf
QUIC: raise error on missing transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
7929
diff
changeset
|
464 p = (u_char *) client_params; |
5bc9229ec4cf
QUIC: raise error on missing transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
7929
diff
changeset
|
465 end = p + client_params_len; |
5bc9229ec4cf
QUIC: raise error on missing transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
7929
diff
changeset
|
466 |
5bc9229ec4cf
QUIC: raise error on missing transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
7929
diff
changeset
|
467 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
|
468 != NGX_OK) |
5bc9229ec4cf
QUIC: raise error on missing transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
7929
diff
changeset
|
469 { |
5bc9229ec4cf
QUIC: raise error on missing transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
7929
diff
changeset
|
470 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
|
471 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
|
472 |
5bc9229ec4cf
QUIC: raise error on missing transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
7929
diff
changeset
|
473 return 0; |
5bc9229ec4cf
QUIC: raise error on missing transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
7929
diff
changeset
|
474 } |
5bc9229ec4cf
QUIC: raise error on missing transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
7929
diff
changeset
|
475 |
5bc9229ec4cf
QUIC: raise error on missing transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
7929
diff
changeset
|
476 if (qc->ctp.max_idle_timeout > 0 |
5bc9229ec4cf
QUIC: raise error on missing transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
7929
diff
changeset
|
477 && 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
|
478 { |
5bc9229ec4cf
QUIC: raise error on missing transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
7929
diff
changeset
|
479 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
|
480 } |
5bc9229ec4cf
QUIC: raise error on missing transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
7929
diff
changeset
|
481 |
5bc9229ec4cf
QUIC: raise error on missing transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
7929
diff
changeset
|
482 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
|
483 || 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
|
484 { |
5bc9229ec4cf
QUIC: raise error on missing transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
7929
diff
changeset
|
485 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
|
486 qc->error_reason = "invalid maximum packet size"; |
5bc9229ec4cf
QUIC: raise error on missing transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
7929
diff
changeset
|
487 |
5bc9229ec4cf
QUIC: raise error on missing transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
7929
diff
changeset
|
488 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
|
489 "quic maximum packet size is invalid"); |
5bc9229ec4cf
QUIC: raise error on missing transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
7929
diff
changeset
|
490 return 0; |
5bc9229ec4cf
QUIC: raise error on missing transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
7929
diff
changeset
|
491 } |
5bc9229ec4cf
QUIC: raise error on missing transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
7929
diff
changeset
|
492 |
7931
9fe7875ce4bb
QUIC: further limiting maximum QUIC packet size.
Vladimir Homutov <vl@nginx.com>
parents:
7930
diff
changeset
|
493 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
|
494 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
|
495 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
|
496 "quic client maximum packet size truncated"); |
5bc9229ec4cf
QUIC: raise error on missing transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
7929
diff
changeset
|
497 } |
7927
391d06a51bc0
Limited max udp payload size for outgoing packets.
Vladimir Homutov <vl@nginx.com>
parents:
7926
diff
changeset
|
498 |
7912
6633f17044eb
QUIC draft-28 transport parameters support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7910
diff
changeset
|
499 #if (NGX_QUIC_DRAFT_VERSION >= 28) |
7930
5bc9229ec4cf
QUIC: raise error on missing transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
7929
diff
changeset
|
500 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
|
501 || 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
|
502 qc->scid.len) != 0) |
5bc9229ec4cf
QUIC: raise error on missing transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
7929
diff
changeset
|
503 { |
5bc9229ec4cf
QUIC: raise error on missing transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
7929
diff
changeset
|
504 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
|
505 "quic client initial_source_connection_id " |
5bc9229ec4cf
QUIC: raise error on missing transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
7929
diff
changeset
|
506 "mismatch"); |
5bc9229ec4cf
QUIC: raise error on missing transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
7929
diff
changeset
|
507 return 0; |
5bc9229ec4cf
QUIC: raise error on missing transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
7929
diff
changeset
|
508 } |
7912
6633f17044eb
QUIC draft-28 transport parameters support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7910
diff
changeset
|
509 #endif |
6633f17044eb
QUIC draft-28 transport parameters support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7910
diff
changeset
|
510 |
8013
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8004
diff
changeset
|
511 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
|
512 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
|
513 |
7930
5bc9229ec4cf
QUIC: raise error on missing transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
7929
diff
changeset
|
514 qc->client_tp_done = 1; |
7726
f388c0ad3477
Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
7725
diff
changeset
|
515 } |
f388c0ad3477
Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
7725
diff
changeset
|
516 |
7822
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
7821
diff
changeset
|
517 /* |
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
7821
diff
changeset
|
518 * 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
|
519 * 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
|
520 */ |
7910
125cbfa77013
Renamed max_packet_size to max_udp_payload_size, from draft-28.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7908
diff
changeset
|
521 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
|
522 - EVP_GCM_TLS_TAG_LEN; |
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
7821
diff
changeset
|
523 |
7810
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
524 fs = &qc->crypto[level]; |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
525 |
7822
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
7821
diff
changeset
|
526 p = (u_char *) data; |
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
7821
diff
changeset
|
527 end = (u_char *) data + len; |
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
7821
diff
changeset
|
528 |
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
7821
diff
changeset
|
529 while (p < end) { |
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
7821
diff
changeset
|
530 |
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
7821
diff
changeset
|
531 fsize = ngx_min(limit, (size_t) (end - p)); |
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
7821
diff
changeset
|
532 |
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
7821
diff
changeset
|
533 frame = ngx_quic_alloc_frame(c, fsize); |
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
7821
diff
changeset
|
534 if (frame == NULL) { |
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
7821
diff
changeset
|
535 return 0; |
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
7821
diff
changeset
|
536 } |
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
7821
diff
changeset
|
537 |
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
7821
diff
changeset
|
538 ngx_memcpy(frame->data, p, fsize); |
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
7821
diff
changeset
|
539 |
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
7821
diff
changeset
|
540 frame->level = level; |
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
7821
diff
changeset
|
541 frame->type = NGX_QUIC_FT_CRYPTO; |
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
7821
diff
changeset
|
542 frame->u.crypto.offset = fs->sent; |
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
7821
diff
changeset
|
543 frame->u.crypto.length = fsize; |
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
7821
diff
changeset
|
544 frame->u.crypto.data = frame->data; |
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
7821
diff
changeset
|
545 |
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
7821
diff
changeset
|
546 fs->sent += fsize; |
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
7821
diff
changeset
|
547 p += fsize; |
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
7821
diff
changeset
|
548 |
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
7821
diff
changeset
|
549 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
|
550 fsize, level); |
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
7821
diff
changeset
|
551 |
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
7821
diff
changeset
|
552 ngx_quic_queue_frame(qc, frame); |
7652
0a2683df5f11
Implemented improved version of quic_output().
Vladimir Homutov <vl@nginx.com>
parents:
7651
diff
changeset
|
553 } |
7650
ec1f84996990
Split frame and packet generation into separate steps.
Vladimir Homutov <vl@nginx.com>
parents:
7649
diff
changeset
|
554 |
7648
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
7646
diff
changeset
|
555 return 1; |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
7646
diff
changeset
|
556 } |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
7646
diff
changeset
|
557 |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
7646
diff
changeset
|
558 |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
7646
diff
changeset
|
559 static int |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
7646
diff
changeset
|
560 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
|
561 { |
7837
f175006124d0
Cleaned up hexdumps in debug output.
Vladimir Homutov <vl@nginx.com>
parents:
7836
diff
changeset
|
562 #if (NGX_DEBUG) |
7648
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
7646
diff
changeset
|
563 ngx_connection_t *c; |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
7646
diff
changeset
|
564 |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
7646
diff
changeset
|
565 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
|
566 |
7836 | 567 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, c->log, 0, |
568 "quic ngx_quic_flush_flight()"); | |
7837
f175006124d0
Cleaned up hexdumps in debug output.
Vladimir Homutov <vl@nginx.com>
parents:
7836
diff
changeset
|
569 #endif |
7648
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
7646
diff
changeset
|
570 return 1; |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
7646
diff
changeset
|
571 } |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
7646
diff
changeset
|
572 |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
7646
diff
changeset
|
573 |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
7646
diff
changeset
|
574 static int |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
7646
diff
changeset
|
575 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
|
576 uint8_t alert) |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
7646
diff
changeset
|
577 { |
7953
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
7945
diff
changeset
|
578 ngx_connection_t *c; |
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
7945
diff
changeset
|
579 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
|
580 |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
7646
diff
changeset
|
581 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
|
582 |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
7646
diff
changeset
|
583 ngx_log_debug2(NGX_LOG_DEBUG_EVENT, c->log, 0, |
7836 | 584 "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
|
585 (int) level, (int) alert); |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
7646
diff
changeset
|
586 |
7953
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
7945
diff
changeset
|
587 qc = c->quic; |
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
7945
diff
changeset
|
588 if (qc == NULL) { |
7832
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
589 return 1; |
7701
552d6868091b
Implemented send_alert callback, CONNECTION_CLOSE writer.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7700
diff
changeset
|
590 } |
552d6868091b
Implemented send_alert callback, CONNECTION_CLOSE writer.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7700
diff
changeset
|
591 |
7953
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
7945
diff
changeset
|
592 qc->error_level = level; |
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
7945
diff
changeset
|
593 qc->error = NGX_QUIC_ERR_CRYPTO(alert); |
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
7945
diff
changeset
|
594 qc->error_reason = "TLS alert"; |
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
7945
diff
changeset
|
595 qc->error_app = 0; |
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
7945
diff
changeset
|
596 qc->error_ftype = 0; |
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
7945
diff
changeset
|
597 |
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
7945
diff
changeset
|
598 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
|
599 return 0; |
552d6868091b
Implemented send_alert callback, CONNECTION_CLOSE writer.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7700
diff
changeset
|
600 } |
552d6868091b
Implemented send_alert callback, CONNECTION_CLOSE writer.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7700
diff
changeset
|
601 |
7648
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
7646
diff
changeset
|
602 return 1; |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
7646
diff
changeset
|
603 } |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
7646
diff
changeset
|
604 |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
7646
diff
changeset
|
605 |
7691 | 606 void |
8001
2da9c4fddd44
QUIC: eliminated connection handler argument in ngx_quic_run().
Roman Arutyunyan <arut@nginx.com>
parents:
8000
diff
changeset
|
607 ngx_quic_run(ngx_connection_t *c, ngx_ssl_t *ssl, ngx_quic_conf_t *conf) |
7691 | 608 { |
609 ngx_buf_t *b; | |
610 ngx_quic_header_t pkt; | |
611 | |
7729
1295b293d09a
Connection states code cleanup.
Vladimir Homutov <vl@nginx.com>
parents:
7726
diff
changeset
|
612 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, c->log, 0, "quic run"); |
7691 | 613 |
7729
1295b293d09a
Connection states code cleanup.
Vladimir Homutov <vl@nginx.com>
parents:
7726
diff
changeset
|
614 c->log->action = "QUIC initialization"; |
7691 | 615 |
616 ngx_memzero(&pkt, sizeof(ngx_quic_header_t)); | |
617 | |
618 b = c->buffer; | |
619 | |
620 pkt.log = c->log; | |
621 pkt.raw = b; | |
622 pkt.data = b->start; | |
623 pkt.len = b->last - b->start; | |
624 | |
8001
2da9c4fddd44
QUIC: eliminated connection handler argument in ngx_quic_run().
Roman Arutyunyan <arut@nginx.com>
parents:
8000
diff
changeset
|
625 if (ngx_quic_new_connection(c, ssl, conf, &pkt) != NGX_OK) { |
7832
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
626 ngx_quic_close_connection(c, NGX_ERROR); |
7691 | 627 return; |
628 } | |
629 | |
7860
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
630 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
|
631 : c->quic->tp.max_idle_timeout); |
7691 | 632 |
7729
1295b293d09a
Connection states code cleanup.
Vladimir Homutov <vl@nginx.com>
parents:
7726
diff
changeset
|
633 c->read->handler = ngx_quic_input_handler; |
7691 | 634 |
635 return; | |
636 } | |
637 | |
7665
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
7664
diff
changeset
|
638 |
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
7664
diff
changeset
|
639 static ngx_int_t |
7999
0d2b2664b41c
QUIC: added "quic" listen parameter.
Roman Arutyunyan <arut@nginx.com>
parents:
7998
diff
changeset
|
640 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
|
641 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
|
642 { |
7861
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7860
diff
changeset
|
643 ngx_int_t rc; |
7774
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
644 ngx_uint_t i; |
7731
d45325e90221
Limit output QUIC packets with client max_packet_size.
Roman Arutyunyan <arut@nginx.com>
parents:
7729
diff
changeset
|
645 ngx_quic_tp_t *ctp; |
7772
058a5af7ddfc
Refactored QUIC secrets storage.
Vladimir Homutov <vl@nginx.com>
parents:
7771
diff
changeset
|
646 ngx_quic_secrets_t *keys; |
7816
aba84d9ab256
Parsing of truncated packet numbers.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7815
diff
changeset
|
647 ngx_quic_send_ctx_t *ctx; |
7691 | 648 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
|
649 static u_char buf[NGX_QUIC_MAX_UDP_PAYLOAD_SIZE]; |
7665
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
7664
diff
changeset
|
650 |
7822
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
7821
diff
changeset
|
651 if (ngx_buf_size(pkt->raw) < NGX_QUIC_MIN_INITIAL_SIZE) { |
7838 | 652 ngx_log_error(NGX_LOG_INFO, c->log, 0, |
653 "quic UDP datagram is too small for initial packet"); | |
7691 | 654 return NGX_ERROR; |
655 } | |
7665
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
7664
diff
changeset
|
656 |
7863
81f85c479d7e
Discard packets without fixed bit or reserved bits set.
Vladimir Homutov <vl@nginx.com>
parents:
7862
diff
changeset
|
657 rc = ngx_quic_parse_long_header(pkt); |
81f85c479d7e
Discard packets without fixed bit or reserved bits set.
Vladimir Homutov <vl@nginx.com>
parents:
7862
diff
changeset
|
658 if (rc != NGX_OK) { |
81f85c479d7e
Discard packets without fixed bit or reserved bits set.
Vladimir Homutov <vl@nginx.com>
parents:
7862
diff
changeset
|
659 return rc; |
7665
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
7664
diff
changeset
|
660 } |
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
7664
diff
changeset
|
661 |
7717
c217a907ce42
Added checks for permitted frame types.
Vladimir Homutov <vl@nginx.com>
parents:
7713
diff
changeset
|
662 if (!ngx_quic_pkt_in(pkt->flags)) { |
7691 | 663 ngx_log_error(NGX_LOG_INFO, c->log, 0, |
7996
d2f716e668e8
Fixed format specifiers.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7995
diff
changeset
|
664 "quic invalid initial packet: 0x%xd", pkt->flags); |
7691 | 665 return NGX_ERROR; |
666 } | |
7665
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
7664
diff
changeset
|
667 |
7691 | 668 if (ngx_quic_parse_initial_header(pkt) != NGX_OK) { |
669 return NGX_ERROR; | |
670 } | |
7665
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
7664
diff
changeset
|
671 |
7864
eebdda507ec3
Added tests for connection id lengths in initial packet.
Vladimir Homutov <vl@nginx.com>
parents:
7863
diff
changeset
|
672 if (pkt->dcid.len < NGX_QUIC_CID_LEN_MIN) { |
eebdda507ec3
Added tests for connection id lengths in initial packet.
Vladimir Homutov <vl@nginx.com>
parents:
7863
diff
changeset
|
673 /* 7.2. Negotiating Connection IDs */ |
eebdda507ec3
Added tests for connection id lengths in initial packet.
Vladimir Homutov <vl@nginx.com>
parents:
7863
diff
changeset
|
674 ngx_log_error(NGX_LOG_INFO, c->log, 0, |
eebdda507ec3
Added tests for connection id lengths in initial packet.
Vladimir Homutov <vl@nginx.com>
parents:
7863
diff
changeset
|
675 "quic too short dcid in initial packet: length %i", |
eebdda507ec3
Added tests for connection id lengths in initial packet.
Vladimir Homutov <vl@nginx.com>
parents:
7863
diff
changeset
|
676 pkt->dcid.len); |
eebdda507ec3
Added tests for connection id lengths in initial packet.
Vladimir Homutov <vl@nginx.com>
parents:
7863
diff
changeset
|
677 return NGX_ERROR; |
eebdda507ec3
Added tests for connection id lengths in initial packet.
Vladimir Homutov <vl@nginx.com>
parents:
7863
diff
changeset
|
678 } |
eebdda507ec3
Added tests for connection id lengths in initial packet.
Vladimir Homutov <vl@nginx.com>
parents:
7863
diff
changeset
|
679 |
7741 | 680 c->log->action = "creating new quic connection"; |
681 | |
7691 | 682 qc = ngx_pcalloc(c->pool, sizeof(ngx_quic_connection_t)); |
683 if (qc == NULL) { | |
684 return NGX_ERROR; | |
7665
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
7664
diff
changeset
|
685 } |
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
7664
diff
changeset
|
686 |
7691 | 687 ngx_rbtree_init(&qc->streams.tree, &qc->streams.sentinel, |
688 ngx_quic_rbtree_insert_stream); | |
689 | |
7810
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
690 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
|
691 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
|
692 ngx_queue_init(&qc->send_ctx[i].sent); |
7816
aba84d9ab256
Parsing of truncated packet numbers.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7815
diff
changeset
|
693 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
|
694 qc->send_ctx[i].largest_ack = (uint64_t) -1; |
7810
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
695 } |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
696 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
697 for (i = 0; i < NGX_QUIC_ENCRYPTION_LAST; i++) { |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
698 ngx_queue_init(&qc->crypto[i].frames); |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
699 } |
7774
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
700 |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
701 ngx_queue_init(&qc->free_frames); |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
702 |
7987
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
7953
diff
changeset
|
703 qc->avg_rtt = NGX_QUIC_INITIAL_RTT; |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
7953
diff
changeset
|
704 qc->rttvar = NGX_QUIC_INITIAL_RTT / 2; |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
7953
diff
changeset
|
705 qc->min_rtt = NGX_TIMER_INFINITE; |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
7953
diff
changeset
|
706 |
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 * qc->latest_rtt = 0 |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
7953
diff
changeset
|
709 */ |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
7953
diff
changeset
|
710 |
7995
031918df51c0
QUIC: added anti-amplification limit.
Vladimir Homutov <vl@nginx.com>
parents:
7994
diff
changeset
|
711 qc->received = pkt->raw->last - pkt->raw->start; |
031918df51c0
QUIC: added anti-amplification limit.
Vladimir Homutov <vl@nginx.com>
parents:
7994
diff
changeset
|
712 |
7990 | 713 qc->pto.log = c->log; |
714 qc->pto.data = c; | |
715 qc->pto.handler = ngx_quic_pto_handler; | |
716 qc->pto.cancelable = 1; | |
7774
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
717 |
7775 | 718 qc->push.log = c->log; |
719 qc->push.data = c; | |
720 qc->push.handler = ngx_quic_push_handler; | |
721 qc->push.cancelable = 1; | |
722 | |
7691 | 723 c->quic = qc; |
724 qc->ssl = ssl; | |
7999
0d2b2664b41c
QUIC: added "quic" listen parameter.
Roman Arutyunyan <arut@nginx.com>
parents:
7998
diff
changeset
|
725 qc->conf = conf; |
0d2b2664b41c
QUIC: added "quic" listen parameter.
Roman Arutyunyan <arut@nginx.com>
parents:
7998
diff
changeset
|
726 qc->tp = conf->tp; |
7691 | 727 |
7731
d45325e90221
Limit output QUIC packets with client max_packet_size.
Roman Arutyunyan <arut@nginx.com>
parents:
7729
diff
changeset
|
728 ctp = &qc->ctp; |
7931
9fe7875ce4bb
QUIC: further limiting maximum QUIC packet size.
Vladimir Homutov <vl@nginx.com>
parents:
7930
diff
changeset
|
729 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
|
730 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
|
731 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
|
732 |
7842
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
733 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
|
734 |
8014
c5324bb3a704
QUIC: limited the number of client-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8013
diff
changeset
|
735 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
|
736 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
|
737 |
7910
125cbfa77013
Renamed max_packet_size to max_udp_payload_size, from draft-28.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7908
diff
changeset
|
738 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
|
739 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
|
740 14720)); |
7841
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
741 qc->congestion.ssthresh = NGX_MAX_SIZE_T_VALUE; |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
742 qc->congestion.recovery_start = ngx_current_msec; |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
743 |
7859
b7704303a7e5
Server CID change refactored.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7858
diff
changeset
|
744 if (ngx_quic_new_dcid(c, &pkt->dcid) != NGX_OK) { |
7691 | 745 return NGX_ERROR; |
746 } | |
7845 | 747 |
7916
c206233d9c29
Fixed transport parameters on a new connection with a valid token.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7912
diff
changeset
|
748 #if (NGX_QUIC_DRAFT_VERSION >= 28) |
7912
6633f17044eb
QUIC draft-28 transport parameters support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7910
diff
changeset
|
749 qc->tp.original_dcid = c->quic->odcid; |
7916
c206233d9c29
Fixed transport parameters on a new connection with a valid token.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7912
diff
changeset
|
750 #endif |
7912
6633f17044eb
QUIC draft-28 transport parameters support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7910
diff
changeset
|
751 qc->tp.initial_scid = c->quic->dcid; |
6633f17044eb
QUIC draft-28 transport parameters support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7910
diff
changeset
|
752 |
7691 | 753 qc->scid.len = pkt->scid.len; |
754 qc->scid.data = ngx_pnalloc(c->pool, qc->scid.len); | |
755 if (qc->scid.data == NULL) { | |
756 return NGX_ERROR; | |
757 } | |
758 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
|
759 |
7772
058a5af7ddfc
Refactored QUIC secrets storage.
Vladimir Homutov <vl@nginx.com>
parents:
7771
diff
changeset
|
760 keys = &c->quic->keys[ssl_encryption_initial]; |
7691 | 761 |
7772
058a5af7ddfc
Refactored QUIC secrets storage.
Vladimir Homutov <vl@nginx.com>
parents:
7771
diff
changeset
|
762 if (ngx_quic_set_initial_secret(c->pool, &keys->client, &keys->server, |
7858
6e100d8c138a
Preserve original DCID and unbreak parsing 0-RTT packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7857
diff
changeset
|
763 &qc->odcid) |
7691 | 764 != NGX_OK) |
765 { | |
766 return NGX_ERROR; | |
767 } | |
7665
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
7664
diff
changeset
|
768 |
7874
1245e274b9ba
Avoided excessive definitions for connection state.
Vladimir Homutov <vl@nginx.com>
parents:
7871
diff
changeset
|
769 qc->initialized = 1; |
7862
fb7422074258
Added generation of CC frames with error on connection termination.
Vladimir Homutov <vl@nginx.com>
parents:
7861
diff
changeset
|
770 |
7938
3b5fbf1bcdee
Reject new QUIC connection with CONNECTION_REFUSED on shutdown.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7937
diff
changeset
|
771 if (ngx_terminate || ngx_exiting) { |
3b5fbf1bcdee
Reject new QUIC connection with CONNECTION_REFUSED on shutdown.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7937
diff
changeset
|
772 qc->error = NGX_QUIC_ERR_CONNECTION_REFUSED; |
3b5fbf1bcdee
Reject new QUIC connection with CONNECTION_REFUSED on shutdown.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7937
diff
changeset
|
773 return NGX_ERROR; |
3b5fbf1bcdee
Reject new QUIC connection with CONNECTION_REFUSED on shutdown.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7937
diff
changeset
|
774 } |
3b5fbf1bcdee
Reject new QUIC connection with CONNECTION_REFUSED on shutdown.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7937
diff
changeset
|
775 |
7861
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7860
diff
changeset
|
776 if (pkt->token.len) { |
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7860
diff
changeset
|
777 rc = ngx_quic_validate_token(c, pkt); |
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7860
diff
changeset
|
778 |
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7860
diff
changeset
|
779 if (rc == NGX_ERROR) { |
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7860
diff
changeset
|
780 ngx_log_error(NGX_LOG_INFO, c->log, 0, "quic invalid token"); |
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7860
diff
changeset
|
781 return NGX_ERROR; |
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7860
diff
changeset
|
782 } |
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7860
diff
changeset
|
783 |
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7860
diff
changeset
|
784 if (rc == NGX_DECLINED) { |
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7860
diff
changeset
|
785 ngx_log_error(NGX_LOG_INFO, c->log, 0, "quic expired token"); |
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7860
diff
changeset
|
786 return ngx_quic_retry(c); |
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7860
diff
changeset
|
787 } |
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7860
diff
changeset
|
788 |
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7860
diff
changeset
|
789 /* NGX_OK */ |
7995
031918df51c0
QUIC: added anti-amplification limit.
Vladimir Homutov <vl@nginx.com>
parents:
7994
diff
changeset
|
790 qc->validated = 1; |
7861
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7860
diff
changeset
|
791 |
7999
0d2b2664b41c
QUIC: added "quic" listen parameter.
Roman Arutyunyan <arut@nginx.com>
parents:
7998
diff
changeset
|
792 } else if (conf->retry) { |
7860
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
793 return ngx_quic_retry(c); |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
794 } |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
795 |
7772
058a5af7ddfc
Refactored QUIC secrets storage.
Vladimir Homutov <vl@nginx.com>
parents:
7771
diff
changeset
|
796 pkt->secret = &keys->client; |
7691 | 797 pkt->level = ssl_encryption_initial; |
7754
ebd5c71b9f02
Got rid of memory allocation in decryption.
Vladimir Homutov <vl@nginx.com>
parents:
7752
diff
changeset
|
798 pkt->plaintext = buf; |
7691 | 799 |
7816
aba84d9ab256
Parsing of truncated packet numbers.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7815
diff
changeset
|
800 ctx = ngx_quic_get_send_ctx(qc, pkt->level); |
aba84d9ab256
Parsing of truncated packet numbers.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7815
diff
changeset
|
801 |
aba84d9ab256
Parsing of truncated packet numbers.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7815
diff
changeset
|
802 if (ngx_quic_decrypt(pkt, NULL, &ctx->largest_pn) != NGX_OK) { |
7863
81f85c479d7e
Discard packets without fixed bit or reserved bits set.
Vladimir Homutov <vl@nginx.com>
parents:
7862
diff
changeset
|
803 qc->error = pkt->error; |
7876
ffd362e87eb2
Added more context to CONNECTION CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
7875
diff
changeset
|
804 qc->error_reason = "failed to decrypt packet"; |
ffd362e87eb2
Added more context to CONNECTION CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
7875
diff
changeset
|
805 |
7691 | 806 return NGX_ERROR; |
807 } | |
808 | |
809 if (ngx_quic_init_connection(c) != NGX_OK) { | |
810 return NGX_ERROR; | |
811 } | |
812 | |
7770
90f94413177e
TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7769
diff
changeset
|
813 if (ngx_quic_payload_handler(c, pkt) != NGX_OK) { |
90f94413177e
TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7769
diff
changeset
|
814 return NGX_ERROR; |
90f94413177e
TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7769
diff
changeset
|
815 } |
90f94413177e
TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7769
diff
changeset
|
816 |
90f94413177e
TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7769
diff
changeset
|
817 /* pos is at header end, adjust by actual packet length */ |
90f94413177e
TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7769
diff
changeset
|
818 pkt->raw->pos += pkt->len; |
90f94413177e
TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7769
diff
changeset
|
819 |
7854
2a94aaa70b33
Cleaned up firefox workaround.
Vladimir Homutov <vl@nginx.com>
parents:
7848
diff
changeset
|
820 (void) ngx_quic_skip_zero_padding(pkt->raw); |
2a94aaa70b33
Cleaned up firefox workaround.
Vladimir Homutov <vl@nginx.com>
parents:
7848
diff
changeset
|
821 |
7770
90f94413177e
TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7769
diff
changeset
|
822 return ngx_quic_input(c, pkt->raw); |
7665
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
7664
diff
changeset
|
823 } |
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
7664
diff
changeset
|
824 |
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
7664
diff
changeset
|
825 |
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
7664
diff
changeset
|
826 static ngx_int_t |
7859
b7704303a7e5
Server CID change refactored.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7858
diff
changeset
|
827 ngx_quic_new_dcid(ngx_connection_t *c, ngx_str_t *odcid) |
7845 | 828 { |
7859
b7704303a7e5
Server CID change refactored.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7858
diff
changeset
|
829 uint8_t len; |
b7704303a7e5
Server CID change refactored.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7858
diff
changeset
|
830 ngx_quic_connection_t *qc; |
b7704303a7e5
Server CID change refactored.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7858
diff
changeset
|
831 |
b7704303a7e5
Server CID change refactored.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7858
diff
changeset
|
832 qc = c->quic; |
7845 | 833 |
834 if (RAND_bytes(&len, sizeof(len)) != 1) { | |
835 return NGX_ERROR; | |
836 } | |
837 | |
838 len = len % 10 + 10; | |
839 | |
7859
b7704303a7e5
Server CID change refactored.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7858
diff
changeset
|
840 qc->dcid.len = len; |
b7704303a7e5
Server CID change refactored.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7858
diff
changeset
|
841 qc->dcid.data = ngx_pnalloc(c->pool, len); |
b7704303a7e5
Server CID change refactored.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7858
diff
changeset
|
842 if (qc->dcid.data == NULL) { |
b7704303a7e5
Server CID change refactored.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7858
diff
changeset
|
843 return NGX_ERROR; |
b7704303a7e5
Server CID change refactored.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7858
diff
changeset
|
844 } |
b7704303a7e5
Server CID change refactored.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7858
diff
changeset
|
845 |
b7704303a7e5
Server CID change refactored.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7858
diff
changeset
|
846 if (RAND_bytes(qc->dcid.data, len) != 1) { |
7845 | 847 return NGX_ERROR; |
848 } | |
849 | |
7859
b7704303a7e5
Server CID change refactored.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7858
diff
changeset
|
850 #ifdef NGX_QUIC_DEBUG_PACKETS |
b7704303a7e5
Server CID change refactored.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7858
diff
changeset
|
851 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
|
852 #endif |
b7704303a7e5
Server CID change refactored.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7858
diff
changeset
|
853 |
b7704303a7e5
Server CID change refactored.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7858
diff
changeset
|
854 qc->odcid.len = odcid->len; |
b7704303a7e5
Server CID change refactored.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7858
diff
changeset
|
855 qc->odcid.data = ngx_pstrdup(c->pool, odcid); |
b7704303a7e5
Server CID change refactored.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7858
diff
changeset
|
856 if (qc->odcid.data == NULL) { |
7845 | 857 return NGX_ERROR; |
858 } | |
859 | |
860 return NGX_OK; | |
861 } | |
862 | |
863 | |
864 static ngx_int_t | |
7860
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
865 ngx_quic_retry(ngx_connection_t *c) |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
866 { |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
867 ssize_t len; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
868 ngx_str_t res, token; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
869 ngx_quic_header_t pkt; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
870 u_char buf[NGX_QUIC_RETRY_BUFFER_SIZE]; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
871 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
872 if (ngx_quic_new_token(c, &token) != NGX_OK) { |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
873 return NGX_ERROR; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
874 } |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
875 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
876 ngx_memzero(&pkt, sizeof(ngx_quic_header_t)); |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
877 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
|
878 pkt.log = c->log; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
879 pkt.odcid = c->quic->odcid; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
880 pkt.dcid = c->quic->scid; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
881 pkt.scid = c->quic->dcid; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
882 pkt.token = token; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
883 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
884 res.data = buf; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
885 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
886 if (ngx_quic_encrypt(&pkt, NULL, &res) != NGX_OK) { |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
887 return NGX_ERROR; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
888 } |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
889 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
890 #ifdef NGX_QUIC_DEBUG_PACKETS |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
891 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
|
892 #endif |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
893 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
894 len = c->send(c, res.data, res.len); |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
895 if (len == NGX_ERROR || (size_t) len != res.len) { |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
896 return NGX_ERROR; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
897 } |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
898 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
899 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
|
900 #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
|
901 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
|
902 #endif |
7912
6633f17044eb
QUIC draft-28 transport parameters support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7910
diff
changeset
|
903 c->quic->tp.retry_scid = c->quic->dcid; |
7860
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
904 c->quic->in_retry = 1; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
905 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
906 return NGX_OK; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
907 } |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
908 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
909 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
910 static ngx_int_t |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
911 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
|
912 { |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
913 int len, iv_len; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
914 u_char *data, *p, *key, *iv; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
915 ngx_msec_t now; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
916 EVP_CIPHER_CTX *ctx; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
917 const EVP_CIPHER *cipher; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
918 struct sockaddr_in *sin; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
919 #if (NGX_HAVE_INET6) |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
920 struct sockaddr_in6 *sin6; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
921 #endif |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
922 u_char in[NGX_QUIC_MAX_TOKEN_SIZE]; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
923 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
924 switch (c->sockaddr->sa_family) { |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
925 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
926 #if (NGX_HAVE_INET6) |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
927 case AF_INET6: |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
928 sin6 = (struct sockaddr_in6 *) c->sockaddr; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
929 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
930 len = sizeof(struct in6_addr); |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
931 data = sin6->sin6_addr.s6_addr; |
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 break; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
934 #endif |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
935 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
936 #if (NGX_HAVE_UNIX_DOMAIN) |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
937 case AF_UNIX: |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
938 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
939 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
|
940 data = c->addr_text.data; |
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 break; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
943 #endif |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
944 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
945 default: /* AF_INET */ |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
946 sin = (struct sockaddr_in *) c->sockaddr; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
947 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
948 len = sizeof(in_addr_t); |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
949 data = (u_char *) &sin->sin_addr; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
950 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
951 break; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
952 } |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
953 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
954 p = ngx_cpymem(in, data, len); |
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 now = ngx_current_msec; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
957 len += sizeof(now); |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
958 ngx_memcpy(p, &now, sizeof(now)); |
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 cipher = EVP_aes_256_cbc(); |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
961 iv_len = EVP_CIPHER_iv_length(cipher); |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
962 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
963 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
|
964 token->data = ngx_pnalloc(c->pool, token->len); |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
965 if (token->data == NULL) { |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
966 return NGX_ERROR; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
967 } |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
968 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
969 ctx = EVP_CIPHER_CTX_new(); |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
970 if (ctx == NULL) { |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
971 return NGX_ERROR; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
972 } |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
973 |
7999
0d2b2664b41c
QUIC: added "quic" listen parameter.
Roman Arutyunyan <arut@nginx.com>
parents:
7998
diff
changeset
|
974 key = c->quic->conf->token_key; |
7860
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
975 iv = token->data; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
976 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
977 if (RAND_bytes(iv, iv_len) <= 0 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
978 || !EVP_EncryptInit_ex(ctx, cipher, NULL, key, iv)) |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
979 { |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
980 EVP_CIPHER_CTX_free(ctx); |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
981 return NGX_ERROR; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
982 } |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
983 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
984 token->len = iv_len; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
985 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
986 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
|
987 EVP_CIPHER_CTX_free(ctx); |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
988 return NGX_ERROR; |
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 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
991 token->len += len; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
992 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
993 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
|
994 EVP_CIPHER_CTX_free(ctx); |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
995 return NGX_ERROR; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
996 } |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
997 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
998 token->len += len; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
999 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1000 EVP_CIPHER_CTX_free(ctx); |
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 #ifdef NGX_QUIC_DEBUG_PACKETS |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1003 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
|
1004 #endif |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1005 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1006 return NGX_OK; |
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 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1009 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1010 static ngx_int_t |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1011 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
|
1012 { |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1013 int len, tlen, iv_len; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1014 u_char *key, *iv, *p, *data; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1015 ngx_msec_t msec; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1016 EVP_CIPHER_CTX *ctx; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1017 const EVP_CIPHER *cipher; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1018 struct sockaddr_in *sin; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1019 #if (NGX_HAVE_INET6) |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1020 struct sockaddr_in6 *sin6; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1021 #endif |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1022 ngx_quic_connection_t *qc; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1023 u_char tdec[NGX_QUIC_MAX_TOKEN_SIZE]; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1024 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1025 if (pkt->token.len == 0) { |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1026 return NGX_ERROR; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1027 } |
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 qc = c->quic; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1030 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1031 /* Retry token */ |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1032 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1033 if (qc->token.len) { |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1034 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
|
1035 goto bad_token; |
7860
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1036 } |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1037 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1038 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
|
1039 goto bad_token; |
7860
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1040 } |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1041 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1042 return NGX_OK; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1043 } |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1044 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1045 /* NEW_TOKEN in a previous connection */ |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1046 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1047 cipher = EVP_aes_256_cbc(); |
7999
0d2b2664b41c
QUIC: added "quic" listen parameter.
Roman Arutyunyan <arut@nginx.com>
parents:
7998
diff
changeset
|
1048 key = c->quic->conf->token_key; |
7860
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1049 iv = pkt->token.data; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1050 iv_len = EVP_CIPHER_iv_length(cipher); |
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 /* sanity checks */ |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1053 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1054 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
|
1055 goto bad_token; |
7860
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 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1058 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
|
1059 goto bad_token; |
7860
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1060 } |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1061 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1062 ctx = EVP_CIPHER_CTX_new(); |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1063 if (ctx == NULL) { |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1064 return NGX_ERROR; |
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 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1067 if (!EVP_DecryptInit_ex(ctx, cipher, NULL, key, iv)) { |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1068 EVP_CIPHER_CTX_free(ctx); |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1069 return NGX_ERROR; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1070 } |
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 p = pkt->token.data + iv_len; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1073 len = pkt->token.len - iv_len; |
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 if (EVP_DecryptUpdate(ctx, tdec, &len, p, len) != 1) { |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1076 EVP_CIPHER_CTX_free(ctx); |
7876
ffd362e87eb2
Added more context to CONNECTION CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
7875
diff
changeset
|
1077 goto bad_token; |
7860
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 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1080 if (EVP_DecryptFinal_ex(ctx, tdec + len, &tlen) <= 0) { |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1081 EVP_CIPHER_CTX_free(ctx); |
7876
ffd362e87eb2
Added more context to CONNECTION CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
7875
diff
changeset
|
1082 goto bad_token; |
7860
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1083 } |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1084 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1085 EVP_CIPHER_CTX_free(ctx); |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1086 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1087 switch (c->sockaddr->sa_family) { |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1088 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1089 #if (NGX_HAVE_INET6) |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1090 case AF_INET6: |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1091 sin6 = (struct sockaddr_in6 *) c->sockaddr; |
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 len = sizeof(struct in6_addr); |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1094 data = sin6->sin6_addr.s6_addr; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1095 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1096 break; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1097 #endif |
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 #if (NGX_HAVE_UNIX_DOMAIN) |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1100 case AF_UNIX: |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1101 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1102 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
|
1103 data = c->addr_text.data; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1104 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1105 break; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1106 #endif |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1107 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1108 default: /* AF_INET */ |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1109 sin = (struct sockaddr_in *) c->sockaddr; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1110 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1111 len = sizeof(in_addr_t); |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1112 data = (u_char *) &sin->sin_addr; |
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 break; |
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 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1117 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
|
1118 goto bad_token; |
7860
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 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1121 ngx_memcpy(&msec, tdec + len, sizeof(msec)); |
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 if (ngx_current_msec - msec > NGX_QUIC_RETRY_LIFETIME) { |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1124 return NGX_DECLINED; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1125 } |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1126 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1127 return NGX_OK; |
7876
ffd362e87eb2
Added more context to CONNECTION CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
7875
diff
changeset
|
1128 |
ffd362e87eb2
Added more context to CONNECTION CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
7875
diff
changeset
|
1129 bad_token: |
ffd362e87eb2
Added more context to CONNECTION CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
7875
diff
changeset
|
1130 |
ffd362e87eb2
Added more context to CONNECTION CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
7875
diff
changeset
|
1131 qc->error = NGX_QUIC_ERR_INVALID_TOKEN; |
ffd362e87eb2
Added more context to CONNECTION CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
7875
diff
changeset
|
1132 qc->error_reason = "invalid_token"; |
ffd362e87eb2
Added more context to CONNECTION CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
7875
diff
changeset
|
1133 |
ffd362e87eb2
Added more context to CONNECTION CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
7875
diff
changeset
|
1134 return NGX_ERROR; |
7860
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1135 } |
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 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1138 static ngx_int_t |
7687
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
7686
diff
changeset
|
1139 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
|
1140 { |
7713
e9891e8ee975
Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
7712
diff
changeset
|
1141 u_char *p; |
7917
90b02ff6b003
Compatibility with BoringSSL master branch.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7916
diff
changeset
|
1142 size_t clen; |
7713
e9891e8ee975
Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
7712
diff
changeset
|
1143 ssize_t len; |
7665
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
7664
diff
changeset
|
1144 ngx_ssl_conn_t *ssl_conn; |
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
7664
diff
changeset
|
1145 ngx_quic_connection_t *qc; |
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
7664
diff
changeset
|
1146 |
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
7664
diff
changeset
|
1147 qc = c->quic; |
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
7664
diff
changeset
|
1148 |
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
7664
diff
changeset
|
1149 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
|
1150 return NGX_ERROR; |
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
7664
diff
changeset
|
1151 } |
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
7664
diff
changeset
|
1152 |
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
7664
diff
changeset
|
1153 ssl_conn = c->ssl->connection; |
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
7664
diff
changeset
|
1154 |
7698
253cf267f95a
Moved setting QUIC methods to runtime.
Roman Arutyunyan <arut@nginx.com>
parents:
7697
diff
changeset
|
1155 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
|
1156 ngx_log_error(NGX_LOG_INFO, c->log, 0, |
7838 | 1157 "quic SSL_set_quic_method() failed"); |
7698
253cf267f95a
Moved setting QUIC methods to runtime.
Roman Arutyunyan <arut@nginx.com>
parents:
7697
diff
changeset
|
1158 return NGX_ERROR; |
253cf267f95a
Moved setting QUIC methods to runtime.
Roman Arutyunyan <arut@nginx.com>
parents:
7697
diff
changeset
|
1159 } |
253cf267f95a
Moved setting QUIC methods to runtime.
Roman Arutyunyan <arut@nginx.com>
parents:
7697
diff
changeset
|
1160 |
7770
90f94413177e
TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7769
diff
changeset
|
1161 #ifdef SSL_READ_EARLY_DATA_SUCCESS |
90f94413177e
TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7769
diff
changeset
|
1162 if (SSL_CTX_get_max_early_data(qc->ssl->ctx)) { |
90f94413177e
TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7769
diff
changeset
|
1163 SSL_set_quic_early_data_enabled(ssl_conn, 1); |
90f94413177e
TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7769
diff
changeset
|
1164 } |
90f94413177e
TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7769
diff
changeset
|
1165 #endif |
90f94413177e
TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7769
diff
changeset
|
1166 |
7917
90b02ff6b003
Compatibility with BoringSSL master branch.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7916
diff
changeset
|
1167 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
|
1168 /* always succeeds */ |
e9891e8ee975
Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
7712
diff
changeset
|
1169 |
e9891e8ee975
Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
7712
diff
changeset
|
1170 p = ngx_pnalloc(c->pool, len); |
e9891e8ee975
Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
7712
diff
changeset
|
1171 if (p == NULL) { |
e9891e8ee975
Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
7712
diff
changeset
|
1172 return NGX_ERROR; |
e9891e8ee975
Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
7712
diff
changeset
|
1173 } |
e9891e8ee975
Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
7712
diff
changeset
|
1174 |
7917
90b02ff6b003
Compatibility with BoringSSL master branch.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7916
diff
changeset
|
1175 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
|
1176 if (len < 0) { |
e9891e8ee975
Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
7712
diff
changeset
|
1177 return NGX_ERROR; |
e9891e8ee975
Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
7712
diff
changeset
|
1178 } |
e9891e8ee975
Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
7712
diff
changeset
|
1179 |
7836 | 1180 #ifdef NGX_QUIC_DEBUG_PACKETS |
7837
f175006124d0
Cleaned up hexdumps in debug output.
Vladimir Homutov <vl@nginx.com>
parents:
7836
diff
changeset
|
1181 ngx_quic_hexdump(c->log, "quic transport parameters", p, len); |
7836 | 1182 #endif |
1183 | |
7713
e9891e8ee975
Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
7712
diff
changeset
|
1184 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
|
1185 ngx_log_error(NGX_LOG_INFO, c->log, 0, |
7838 | 1186 "quic SSL_set_quic_transport_params() failed"); |
7665
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
7664
diff
changeset
|
1187 return NGX_ERROR; |
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
7664
diff
changeset
|
1188 } |
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
7664
diff
changeset
|
1189 |
7917
90b02ff6b003
Compatibility with BoringSSL master branch.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7916
diff
changeset
|
1190 #if NGX_OPENSSL_QUIC_ZRTT_CTX |
90b02ff6b003
Compatibility with BoringSSL master branch.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7916
diff
changeset
|
1191 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
|
1192 ngx_log_error(NGX_LOG_INFO, c->log, 0, |
90b02ff6b003
Compatibility with BoringSSL master branch.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7916
diff
changeset
|
1193 "quic SSL_set_quic_early_data_context() failed"); |
90b02ff6b003
Compatibility with BoringSSL master branch.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7916
diff
changeset
|
1194 return NGX_ERROR; |
90b02ff6b003
Compatibility with BoringSSL master branch.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7916
diff
changeset
|
1195 } |
90b02ff6b003
Compatibility with BoringSSL master branch.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7916
diff
changeset
|
1196 #endif |
90b02ff6b003
Compatibility with BoringSSL master branch.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7916
diff
changeset
|
1197 |
7665
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
7664
diff
changeset
|
1198 return NGX_OK; |
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
7664
diff
changeset
|
1199 } |
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
7664
diff
changeset
|
1200 |
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
7664
diff
changeset
|
1201 |
7931
9fe7875ce4bb
QUIC: further limiting maximum QUIC packet size.
Vladimir Homutov <vl@nginx.com>
parents:
7930
diff
changeset
|
1202 static ngx_inline size_t |
9fe7875ce4bb
QUIC: further limiting maximum QUIC packet size.
Vladimir Homutov <vl@nginx.com>
parents:
7930
diff
changeset
|
1203 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
|
1204 { |
9fe7875ce4bb
QUIC: further limiting maximum QUIC packet size.
Vladimir Homutov <vl@nginx.com>
parents:
7930
diff
changeset
|
1205 /* TODO: path MTU discovery */ |
9fe7875ce4bb
QUIC: further limiting maximum QUIC packet size.
Vladimir Homutov <vl@nginx.com>
parents:
7930
diff
changeset
|
1206 |
9fe7875ce4bb
QUIC: further limiting maximum QUIC packet size.
Vladimir Homutov <vl@nginx.com>
parents:
7930
diff
changeset
|
1207 #if (NGX_HAVE_INET6) |
9fe7875ce4bb
QUIC: further limiting maximum QUIC packet size.
Vladimir Homutov <vl@nginx.com>
parents:
7930
diff
changeset
|
1208 if (c->sockaddr->sa_family == AF_INET6) { |
9fe7875ce4bb
QUIC: further limiting maximum QUIC packet size.
Vladimir Homutov <vl@nginx.com>
parents:
7930
diff
changeset
|
1209 return NGX_QUIC_MAX_UDP_PAYLOAD_OUT6; |
9fe7875ce4bb
QUIC: further limiting maximum QUIC packet size.
Vladimir Homutov <vl@nginx.com>
parents:
7930
diff
changeset
|
1210 } |
9fe7875ce4bb
QUIC: further limiting maximum QUIC packet size.
Vladimir Homutov <vl@nginx.com>
parents:
7930
diff
changeset
|
1211 #endif |
9fe7875ce4bb
QUIC: further limiting maximum QUIC packet size.
Vladimir Homutov <vl@nginx.com>
parents:
7930
diff
changeset
|
1212 |
9fe7875ce4bb
QUIC: further limiting maximum QUIC packet size.
Vladimir Homutov <vl@nginx.com>
parents:
7930
diff
changeset
|
1213 return NGX_QUIC_MAX_UDP_PAYLOAD_OUT; |
9fe7875ce4bb
QUIC: further limiting maximum QUIC packet size.
Vladimir Homutov <vl@nginx.com>
parents:
7930
diff
changeset
|
1214 } |
9fe7875ce4bb
QUIC: further limiting maximum QUIC packet size.
Vladimir Homutov <vl@nginx.com>
parents:
7930
diff
changeset
|
1215 |
9fe7875ce4bb
QUIC: further limiting maximum QUIC packet size.
Vladimir Homutov <vl@nginx.com>
parents:
7930
diff
changeset
|
1216 |
7691 | 1217 static void |
7729
1295b293d09a
Connection states code cleanup.
Vladimir Homutov <vl@nginx.com>
parents:
7726
diff
changeset
|
1218 ngx_quic_input_handler(ngx_event_t *rev) |
7677
6bc18966b8c1
Stream "connection" read/write methods.
Vladimir Homutov <vl@nginx.com>
parents:
7675
diff
changeset
|
1219 { |
7737
8e54a17dabee
Respect QUIC max_idle_timeout.
Roman Arutyunyan <arut@nginx.com>
parents:
7736
diff
changeset
|
1220 ssize_t n; |
8e54a17dabee
Respect QUIC max_idle_timeout.
Roman Arutyunyan <arut@nginx.com>
parents:
7736
diff
changeset
|
1221 ngx_buf_t b; |
8e54a17dabee
Respect QUIC max_idle_timeout.
Roman Arutyunyan <arut@nginx.com>
parents:
7736
diff
changeset
|
1222 ngx_connection_t *c; |
8e54a17dabee
Respect QUIC max_idle_timeout.
Roman Arutyunyan <arut@nginx.com>
parents:
7736
diff
changeset
|
1223 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
|
1224 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
|
1225 |
7871 | 1226 ngx_memzero(&b, sizeof(ngx_buf_t)); |
7691 | 1227 b.start = buf; |
7731
d45325e90221
Limit output QUIC packets with client max_packet_size.
Roman Arutyunyan <arut@nginx.com>
parents:
7729
diff
changeset
|
1228 b.end = buf + sizeof(buf); |
7691 | 1229 b.pos = b.last = b.start; |
7860
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1230 b.memory = 1; |
7677
6bc18966b8c1
Stream "connection" read/write methods.
Vladimir Homutov <vl@nginx.com>
parents:
7675
diff
changeset
|
1231 |
7691 | 1232 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
|
1233 qc = c->quic; |
7677
6bc18966b8c1
Stream "connection" read/write methods.
Vladimir Homutov <vl@nginx.com>
parents:
7675
diff
changeset
|
1234 |
7729
1295b293d09a
Connection states code cleanup.
Vladimir Homutov <vl@nginx.com>
parents:
7726
diff
changeset
|
1235 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
|
1236 |
7691 | 1237 if (rev->timedout) { |
7838 | 1238 ngx_log_error(NGX_LOG_INFO, c->log, NGX_ETIMEDOUT, |
1239 "quic client timed out"); | |
7832
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
1240 ngx_quic_close_connection(c, NGX_DONE); |
7691 | 1241 return; |
7678
e3c0b19a3a8a
Implemented ngx_quic_stream_send_chain() method.
Roman Arutyunyan <arut@nginx.com>
parents:
7677
diff
changeset
|
1242 } |
e3c0b19a3a8a
Implemented ngx_quic_stream_send_chain() method.
Roman Arutyunyan <arut@nginx.com>
parents:
7677
diff
changeset
|
1243 |
7691 | 1244 if (c->close) { |
7937
b9bce2c4fe33
Close QUIC connection with NO_ERROR on c->close.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7934
diff
changeset
|
1245 qc->error_reason = "graceful shutdown"; |
b9bce2c4fe33
Close QUIC connection with NO_ERROR on c->close.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7934
diff
changeset
|
1246 ngx_quic_close_connection(c, NGX_OK); |
7691 | 1247 return; |
1248 } | |
7686
7ada2feeac18
Added processing of CONNECTION CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
7684
diff
changeset
|
1249 |
7691 | 1250 n = c->recv(c, b.start, b.end - b.start); |
7681 | 1251 |
7691 | 1252 if (n == NGX_AGAIN) { |
7832
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
1253 if (qc->closing) { |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
1254 ngx_quic_close_connection(c, NGX_OK); |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
1255 } |
7691 | 1256 return; |
7665
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
7664
diff
changeset
|
1257 } |
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
7664
diff
changeset
|
1258 |
7691 | 1259 if (n == NGX_ERROR) { |
1260 c->read->eof = 1; | |
7832
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
1261 ngx_quic_close_connection(c, NGX_ERROR); |
7691 | 1262 return; |
7665
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
7664
diff
changeset
|
1263 } |
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
7664
diff
changeset
|
1264 |
7691 | 1265 b.last += n; |
7995
031918df51c0
QUIC: added anti-amplification limit.
Vladimir Homutov <vl@nginx.com>
parents:
7994
diff
changeset
|
1266 qc->received += n; |
7665
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
7664
diff
changeset
|
1267 |
7691 | 1268 if (ngx_quic_input(c, &b) != NGX_OK) { |
7832
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
1269 ngx_quic_close_connection(c, NGX_ERROR); |
7691 | 1270 return; |
1271 } | |
7737
8e54a17dabee
Respect QUIC max_idle_timeout.
Roman Arutyunyan <arut@nginx.com>
parents:
7736
diff
changeset
|
1272 |
8e54a17dabee
Respect QUIC max_idle_timeout.
Roman Arutyunyan <arut@nginx.com>
parents:
7736
diff
changeset
|
1273 qc->send_timer_set = 0; |
8e54a17dabee
Respect QUIC max_idle_timeout.
Roman Arutyunyan <arut@nginx.com>
parents:
7736
diff
changeset
|
1274 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
|
1275 } |
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
7664
diff
changeset
|
1276 |
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
7664
diff
changeset
|
1277 |
7674
4ae9ac69ab93
HTTP/QUIC interface reworked.
Vladimir Homutov <vl@nginx.com>
parents:
7673
diff
changeset
|
1278 static void |
7832
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
1279 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
|
1280 { |
7831
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
7827
diff
changeset
|
1281 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
|
1282 |
7832
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
1283 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0, |
7836 | 1284 "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
|
1285 |
7874
1245e274b9ba
Avoided excessive definitions for connection state.
Vladimir Homutov <vl@nginx.com>
parents:
7871
diff
changeset
|
1286 if (!c->quic || !c->quic->initialized) { |
7832
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
1287 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, c->log, 0, |
7836 | 1288 "quic close connection early error"); |
7832
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
1289 |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
1290 } 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
|
1291 return; |
7747
618a65de08b3
When closing a QUIC connection, wait for all streams to finish.
Roman Arutyunyan <arut@nginx.com>
parents:
7746
diff
changeset
|
1292 } |
7674
4ae9ac69ab93
HTTP/QUIC interface reworked.
Vladimir Homutov <vl@nginx.com>
parents:
7673
diff
changeset
|
1293 |
7691 | 1294 if (c->ssl) { |
1295 (void) ngx_ssl_shutdown(c); | |
7674
4ae9ac69ab93
HTTP/QUIC interface reworked.
Vladimir Homutov <vl@nginx.com>
parents:
7673
diff
changeset
|
1296 } |
4ae9ac69ab93
HTTP/QUIC interface reworked.
Vladimir Homutov <vl@nginx.com>
parents:
7673
diff
changeset
|
1297 |
7831
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
7827
diff
changeset
|
1298 if (c->read->timer_set) { |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
7827
diff
changeset
|
1299 ngx_del_timer(c->read); |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
7827
diff
changeset
|
1300 } |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
7827
diff
changeset
|
1301 |
7691 | 1302 #if (NGX_STAT_STUB) |
1303 (void) ngx_atomic_fetch_add(ngx_stat_active, -1); | |
1304 #endif | |
7674
4ae9ac69ab93
HTTP/QUIC interface reworked.
Vladimir Homutov <vl@nginx.com>
parents:
7673
diff
changeset
|
1305 |
7691 | 1306 c->destroyed = 1; |
7674
4ae9ac69ab93
HTTP/QUIC interface reworked.
Vladimir Homutov <vl@nginx.com>
parents:
7673
diff
changeset
|
1307 |
7691 | 1308 pool = c->pool; |
7674
4ae9ac69ab93
HTTP/QUIC interface reworked.
Vladimir Homutov <vl@nginx.com>
parents:
7673
diff
changeset
|
1309 |
7691 | 1310 ngx_close_connection(c); |
7674
4ae9ac69ab93
HTTP/QUIC interface reworked.
Vladimir Homutov <vl@nginx.com>
parents:
7673
diff
changeset
|
1311 |
7691 | 1312 ngx_destroy_pool(pool); |
7674
4ae9ac69ab93
HTTP/QUIC interface reworked.
Vladimir Homutov <vl@nginx.com>
parents:
7673
diff
changeset
|
1313 } |
4ae9ac69ab93
HTTP/QUIC interface reworked.
Vladimir Homutov <vl@nginx.com>
parents:
7673
diff
changeset
|
1314 |
4ae9ac69ab93
HTTP/QUIC interface reworked.
Vladimir Homutov <vl@nginx.com>
parents:
7673
diff
changeset
|
1315 |
7659
4355efde26d8
Added functions to decrypt long packets.
Vladimir Homutov <vl@nginx.com>
parents:
7658
diff
changeset
|
1316 static ngx_int_t |
7832
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
1317 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
|
1318 { |
7953
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
7945
diff
changeset
|
1319 ngx_uint_t i; |
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
7945
diff
changeset
|
1320 ngx_quic_send_ctx_t *ctx; |
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
7945
diff
changeset
|
1321 ngx_quic_connection_t *qc; |
7831
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
7827
diff
changeset
|
1322 |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
7827
diff
changeset
|
1323 qc = c->quic; |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
7827
diff
changeset
|
1324 |
7832
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
1325 if (!qc->closing) { |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
1326 |
7875
8bec0ac23cf9
Fixed retransmission of frames after closing connection.
Vladimir Homutov <vl@nginx.com>
parents:
7874
diff
changeset
|
1327 /* 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
|
1328 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
|
1329 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
|
1330 ngx_quic_free_frames(c, &ctx->sent); |
8bec0ac23cf9
Fixed retransmission of frames after closing connection.
Vladimir Homutov <vl@nginx.com>
parents:
7874
diff
changeset
|
1331 } |
8bec0ac23cf9
Fixed retransmission of frames after closing connection.
Vladimir Homutov <vl@nginx.com>
parents:
7874
diff
changeset
|
1332 |
7877
d96ddef458cd
Added sending of extra CONNECTION_CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
7876
diff
changeset
|
1333 if (rc == NGX_DONE) { |
7832
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
1334 |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
1335 /* |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
1336 * 10.2. Idle Timeout |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
1337 * |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
1338 * 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
|
1339 * 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
|
1340 */ |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
1341 |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
1342 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
|
1343 "quic closing %s connection", |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
1344 qc->draining ? "drained" : "idle"); |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
1345 |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
1346 } else { |
7877
d96ddef458cd
Added sending of extra CONNECTION_CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
7876
diff
changeset
|
1347 |
d96ddef458cd
Added sending of extra CONNECTION_CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
7876
diff
changeset
|
1348 /* |
d96ddef458cd
Added sending of extra CONNECTION_CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
7876
diff
changeset
|
1349 * 10.3. Immediate Close |
d96ddef458cd
Added sending of extra CONNECTION_CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
7876
diff
changeset
|
1350 * |
d96ddef458cd
Added sending of extra CONNECTION_CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
7876
diff
changeset
|
1351 * 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
|
1352 * to terminate the connection immediately. |
d96ddef458cd
Added sending of extra CONNECTION_CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
7876
diff
changeset
|
1353 */ |
d96ddef458cd
Added sending of extra CONNECTION_CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
7876
diff
changeset
|
1354 |
7993
b276833111cf
QUIC: implemented probe timeout (PTO) calculation.
Vladimir Homutov <vl@nginx.com>
parents:
7992
diff
changeset
|
1355 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
|
1356 : ssl_encryption_initial; |
b276833111cf
QUIC: implemented probe timeout (PTO) calculation.
Vladimir Homutov <vl@nginx.com>
parents:
7992
diff
changeset
|
1357 |
7877
d96ddef458cd
Added sending of extra CONNECTION_CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
7876
diff
changeset
|
1358 if (rc == NGX_OK) { |
d96ddef458cd
Added sending of extra CONNECTION_CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
7876
diff
changeset
|
1359 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
|
1360 "quic immediate close, drain = %d", |
d96ddef458cd
Added sending of extra CONNECTION_CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
7876
diff
changeset
|
1361 qc->draining); |
d96ddef458cd
Added sending of extra CONNECTION_CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
7876
diff
changeset
|
1362 |
d96ddef458cd
Added sending of extra CONNECTION_CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
7876
diff
changeset
|
1363 qc->close.log = c->log; |
d96ddef458cd
Added sending of extra CONNECTION_CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
7876
diff
changeset
|
1364 qc->close.data = c; |
d96ddef458cd
Added sending of extra CONNECTION_CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
7876
diff
changeset
|
1365 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
|
1366 qc->close.cancelable = 1; |
d96ddef458cd
Added sending of extra CONNECTION_CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
7876
diff
changeset
|
1367 |
7993
b276833111cf
QUIC: implemented probe timeout (PTO) calculation.
Vladimir Homutov <vl@nginx.com>
parents:
7992
diff
changeset
|
1368 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
|
1369 |
b276833111cf
QUIC: implemented probe timeout (PTO) calculation.
Vladimir Homutov <vl@nginx.com>
parents:
7992
diff
changeset
|
1370 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
|
1371 |
7953
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
7945
diff
changeset
|
1372 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
|
1373 |
d96ddef458cd
Added sending of extra CONNECTION_CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
7876
diff
changeset
|
1374 } else { |
7953
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
7945
diff
changeset
|
1375 if (qc->error == 0 && !qc->error_app) { |
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
7945
diff
changeset
|
1376 qc->error = NGX_QUIC_ERR_INTERNAL_ERROR; |
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
7945
diff
changeset
|
1377 } |
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
7945
diff
changeset
|
1378 |
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
7945
diff
changeset
|
1379 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
|
1380 "quic immediate close due to %serror: %ui %s", |
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
7945
diff
changeset
|
1381 qc->error_app ? "app " : "", qc->error, |
7877
d96ddef458cd
Added sending of extra CONNECTION_CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
7876
diff
changeset
|
1382 qc->error_reason ? qc->error_reason : ""); |
d96ddef458cd
Added sending of extra CONNECTION_CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
7876
diff
changeset
|
1383 } |
d96ddef458cd
Added sending of extra CONNECTION_CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
7876
diff
changeset
|
1384 |
7953
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
7945
diff
changeset
|
1385 (void) ngx_quic_send_cc(c); |
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
7945
diff
changeset
|
1386 |
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
7945
diff
changeset
|
1387 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
|
1388 /* 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
|
1389 qc->error_level = ssl_encryption_initial; |
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
7945
diff
changeset
|
1390 (void) ngx_quic_send_cc(c); |
7877
d96ddef458cd
Added sending of extra CONNECTION_CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
7876
diff
changeset
|
1391 } |
7832
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
1392 } |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
1393 |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
1394 qc->closing = 1; |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
1395 } |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
1396 |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
1397 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
|
1398 /* 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
|
1399 ngx_del_timer(&qc->close); |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
1400 } |
7831
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
7827
diff
changeset
|
1401 |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
7827
diff
changeset
|
1402 if (ngx_quic_close_streams(c, qc) == NGX_AGAIN) { |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
7827
diff
changeset
|
1403 return NGX_AGAIN; |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
7827
diff
changeset
|
1404 } |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
7827
diff
changeset
|
1405 |
7832
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
1406 if (qc->close.timer_set) { |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
1407 return NGX_AGAIN; |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
1408 } |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
1409 |
7831
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
7827
diff
changeset
|
1410 for (i = 0; i < NGX_QUIC_ENCRYPTION_LAST; i++) { |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
7827
diff
changeset
|
1411 ngx_quic_free_frames(c, &qc->crypto[i].frames); |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
7827
diff
changeset
|
1412 } |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
7827
diff
changeset
|
1413 |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
7827
diff
changeset
|
1414 for (i = 0; i < NGX_QUIC_SEND_CTX_LAST; i++) { |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
7827
diff
changeset
|
1415 ngx_quic_free_frames(c, &qc->send_ctx[i].frames); |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
7827
diff
changeset
|
1416 ngx_quic_free_frames(c, &qc->send_ctx[i].sent); |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
7827
diff
changeset
|
1417 } |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
7827
diff
changeset
|
1418 |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
7827
diff
changeset
|
1419 if (qc->push.timer_set) { |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
7827
diff
changeset
|
1420 ngx_del_timer(&qc->push); |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
7827
diff
changeset
|
1421 } |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
7827
diff
changeset
|
1422 |
7990 | 1423 if (qc->pto.timer_set) { |
1424 ngx_del_timer(&qc->pto); | |
7831
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
7827
diff
changeset
|
1425 } |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
7827
diff
changeset
|
1426 |
7929
ea4899591798
QUIC: Fixed connection cleanup.
Vladimir Homutov <vl@nginx.com>
parents:
7928
diff
changeset
|
1427 if (qc->push.posted) { |
ea4899591798
QUIC: Fixed connection cleanup.
Vladimir Homutov <vl@nginx.com>
parents:
7928
diff
changeset
|
1428 ngx_delete_posted_event(&qc->push); |
ea4899591798
QUIC: Fixed connection cleanup.
Vladimir Homutov <vl@nginx.com>
parents:
7928
diff
changeset
|
1429 } |
ea4899591798
QUIC: Fixed connection cleanup.
Vladimir Homutov <vl@nginx.com>
parents:
7928
diff
changeset
|
1430 |
7832
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
1431 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
|
1432 "quic part of connection is terminated"); |
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 /* 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
|
1435 c->quic = NULL; |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
1436 |
7831
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
7827
diff
changeset
|
1437 return NGX_OK; |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
7827
diff
changeset
|
1438 } |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
7827
diff
changeset
|
1439 |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
7827
diff
changeset
|
1440 |
7953
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
7945
diff
changeset
|
1441 void |
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
7945
diff
changeset
|
1442 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
|
1443 const char *reason) |
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
7945
diff
changeset
|
1444 { |
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
7945
diff
changeset
|
1445 ngx_quic_connection_t *qc; |
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
7945
diff
changeset
|
1446 |
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
7945
diff
changeset
|
1447 qc = c->quic; |
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
7945
diff
changeset
|
1448 qc->error = err; |
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
7945
diff
changeset
|
1449 qc->error_reason = reason; |
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
7945
diff
changeset
|
1450 qc->error_app = 1; |
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
7945
diff
changeset
|
1451 qc->error_ftype = 0; |
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
7945
diff
changeset
|
1452 |
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
7945
diff
changeset
|
1453 ngx_quic_close_connection(c, NGX_ERROR); |
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
7945
diff
changeset
|
1454 } |
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
7945
diff
changeset
|
1455 |
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
7945
diff
changeset
|
1456 |
7832
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
1457 static void |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
1458 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
|
1459 { |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
1460 ngx_connection_t *c; |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
1461 |
7836 | 1462 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
|
1463 |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
1464 c = ev->data; |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
1465 ngx_quic_close_connection(c, NGX_DONE); |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
1466 } |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
1467 |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
1468 |
7831
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
7827
diff
changeset
|
1469 static ngx_int_t |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
7827
diff
changeset
|
1470 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
|
1471 { |
8021
b66a2a041d7e
QUIC: fixed ngx_http_test_reading() for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8020
diff
changeset
|
1472 ngx_event_t *rev, *wev; |
7831
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
7827
diff
changeset
|
1473 ngx_rbtree_t *tree; |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
7827
diff
changeset
|
1474 ngx_rbtree_node_t *node; |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
7827
diff
changeset
|
1475 ngx_quic_stream_t *qs; |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
7827
diff
changeset
|
1476 |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
7827
diff
changeset
|
1477 #if (NGX_DEBUG) |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
7827
diff
changeset
|
1478 ngx_uint_t ns; |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
7827
diff
changeset
|
1479 #endif |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
7827
diff
changeset
|
1480 |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
7827
diff
changeset
|
1481 tree = &qc->streams.tree; |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
7827
diff
changeset
|
1482 |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
7827
diff
changeset
|
1483 if (tree->root == tree->sentinel) { |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
7827
diff
changeset
|
1484 return NGX_OK; |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
7827
diff
changeset
|
1485 } |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
7827
diff
changeset
|
1486 |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
7827
diff
changeset
|
1487 #if (NGX_DEBUG) |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
7827
diff
changeset
|
1488 ns = 0; |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
7827
diff
changeset
|
1489 #endif |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
7827
diff
changeset
|
1490 |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
7827
diff
changeset
|
1491 for (node = ngx_rbtree_min(tree->root, tree->sentinel); |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
7827
diff
changeset
|
1492 node; |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
7827
diff
changeset
|
1493 node = ngx_rbtree_next(tree, node)) |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
7827
diff
changeset
|
1494 { |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
7827
diff
changeset
|
1495 qs = (ngx_quic_stream_t *) node; |
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 rev = qs->c->read; |
8021
b66a2a041d7e
QUIC: fixed ngx_http_test_reading() for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8020
diff
changeset
|
1498 rev->error = 1; |
7831
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
7827
diff
changeset
|
1499 rev->ready = 1; |
8021
b66a2a041d7e
QUIC: fixed ngx_http_test_reading() for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8020
diff
changeset
|
1500 |
b66a2a041d7e
QUIC: fixed ngx_http_test_reading() for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8020
diff
changeset
|
1501 wev = qs->c->write; |
b66a2a041d7e
QUIC: fixed ngx_http_test_reading() for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8020
diff
changeset
|
1502 wev->error = 1; |
b66a2a041d7e
QUIC: fixed ngx_http_test_reading() for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8020
diff
changeset
|
1503 wev->ready = 1; |
7831
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
7827
diff
changeset
|
1504 |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
7827
diff
changeset
|
1505 ngx_post_event(rev, &ngx_posted_events); |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
7827
diff
changeset
|
1506 |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
7827
diff
changeset
|
1507 if (rev->timer_set) { |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
7827
diff
changeset
|
1508 ngx_del_timer(rev); |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
7827
diff
changeset
|
1509 } |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
7827
diff
changeset
|
1510 |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
7827
diff
changeset
|
1511 #if (NGX_DEBUG) |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
7827
diff
changeset
|
1512 ns++; |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
7827
diff
changeset
|
1513 #endif |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
7827
diff
changeset
|
1514 } |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
7827
diff
changeset
|
1515 |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
7827
diff
changeset
|
1516 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
|
1517 "quic connection has %ui active streams", ns); |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
7827
diff
changeset
|
1518 |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
7827
diff
changeset
|
1519 return NGX_AGAIN; |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
7827
diff
changeset
|
1520 } |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
7827
diff
changeset
|
1521 |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
7827
diff
changeset
|
1522 |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
7827
diff
changeset
|
1523 static ngx_int_t |
7691 | 1524 ngx_quic_input(ngx_connection_t *c, ngx_buf_t *b) |
7659
4355efde26d8
Added functions to decrypt long packets.
Vladimir Homutov <vl@nginx.com>
parents:
7658
diff
changeset
|
1525 { |
7691 | 1526 u_char *p; |
1527 ngx_int_t rc; | |
1528 ngx_quic_header_t pkt; | |
7659
4355efde26d8
Added functions to decrypt long packets.
Vladimir Homutov <vl@nginx.com>
parents:
7658
diff
changeset
|
1529 |
7770
90f94413177e
TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7769
diff
changeset
|
1530 p = b->pos; |
7674
4ae9ac69ab93
HTTP/QUIC interface reworked.
Vladimir Homutov <vl@nginx.com>
parents:
7673
diff
changeset
|
1531 |
7770
90f94413177e
TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7769
diff
changeset
|
1532 while (p < b->last) { |
7729
1295b293d09a
Connection states code cleanup.
Vladimir Homutov <vl@nginx.com>
parents:
7726
diff
changeset
|
1533 c->log->action = "processing quic packet"; |
1295b293d09a
Connection states code cleanup.
Vladimir Homutov <vl@nginx.com>
parents:
7726
diff
changeset
|
1534 |
7691 | 1535 ngx_memzero(&pkt, sizeof(ngx_quic_header_t)); |
1536 pkt.raw = b; | |
1537 pkt.data = p; | |
1538 pkt.len = b->last - p; | |
1539 pkt.log = c->log; | |
7717
c217a907ce42
Added checks for permitted frame types.
Vladimir Homutov <vl@nginx.com>
parents:
7713
diff
changeset
|
1540 pkt.flags = p[0]; |
7659
4355efde26d8
Added functions to decrypt long packets.
Vladimir Homutov <vl@nginx.com>
parents:
7658
diff
changeset
|
1541 |
7860
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1542 if (c->quic->in_retry) { |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1543 return ngx_quic_retry_input(c, &pkt); |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1544 } |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1545 |
7848
9d9531431c8c
Removed outdated/incorrect comments and fixed style.
Vladimir Homutov <vl@nginx.com>
parents:
7847
diff
changeset
|
1546 /* TODO: check current state */ |
7717
c217a907ce42
Added checks for permitted frame types.
Vladimir Homutov <vl@nginx.com>
parents:
7713
diff
changeset
|
1547 if (ngx_quic_long_pkt(pkt.flags)) { |
7691 | 1548 |
7717
c217a907ce42
Added checks for permitted frame types.
Vladimir Homutov <vl@nginx.com>
parents:
7713
diff
changeset
|
1549 if (ngx_quic_pkt_in(pkt.flags)) { |
7691 | 1550 rc = ngx_quic_initial_input(c, &pkt); |
7672
8d6ac639feac
Added support of multiple QUIC packets in single datagram.
Vladimir Homutov <vl@nginx.com>
parents:
7671
diff
changeset
|
1551 |
7717
c217a907ce42
Added checks for permitted frame types.
Vladimir Homutov <vl@nginx.com>
parents:
7713
diff
changeset
|
1552 } else if (ngx_quic_pkt_hs(pkt.flags)) { |
7691 | 1553 rc = ngx_quic_handshake_input(c, &pkt); |
7659
4355efde26d8
Added functions to decrypt long packets.
Vladimir Homutov <vl@nginx.com>
parents:
7658
diff
changeset
|
1554 |
7770
90f94413177e
TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7769
diff
changeset
|
1555 } else if (ngx_quic_pkt_zrtt(pkt.flags)) { |
90f94413177e
TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7769
diff
changeset
|
1556 rc = ngx_quic_early_input(c, &pkt); |
90f94413177e
TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7769
diff
changeset
|
1557 |
7691 | 1558 } else { |
1559 ngx_log_error(NGX_LOG_INFO, c->log, 0, | |
7838 | 1560 "quic unknown long packet type"); |
7691 | 1561 return NGX_ERROR; |
1562 } | |
7659
4355efde26d8
Added functions to decrypt long packets.
Vladimir Homutov <vl@nginx.com>
parents:
7658
diff
changeset
|
1563 |
7691 | 1564 } else { |
1565 rc = ngx_quic_app_input(c, &pkt); | |
1566 } | |
7659
4355efde26d8
Added functions to decrypt long packets.
Vladimir Homutov <vl@nginx.com>
parents:
7658
diff
changeset
|
1567 |
7810
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
1568 if (rc == NGX_ERROR) { |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
1569 return NGX_ERROR; |
7691 | 1570 } |
7672
8d6ac639feac
Added support of multiple QUIC packets in single datagram.
Vladimir Homutov <vl@nginx.com>
parents:
7671
diff
changeset
|
1571 |
7810
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
1572 /* NGX_OK || NGX_DECLINED */ |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
1573 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
1574 /* |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
1575 * 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
|
1576 * to decrypt packet. |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
1577 * 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
|
1578 * retransmission: |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
1579 * |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
1580 * 12.2. Coalescing Packets: |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
1581 * |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
1582 * For example, if decryption fails (because the keys are |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
1583 * not available or any other reason), the receiver MAY either |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
1584 * discard or buffer the packet for later processing and MUST |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
1585 * attempt to process the remaining packets. |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
1586 */ |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
1587 |
7691 | 1588 /* b->pos is at header end, adjust by actual packet length */ |
7854
2a94aaa70b33
Cleaned up firefox workaround.
Vladimir Homutov <vl@nginx.com>
parents:
7848
diff
changeset
|
1589 b->pos += pkt.len; |
2a94aaa70b33
Cleaned up firefox workaround.
Vladimir Homutov <vl@nginx.com>
parents:
7848
diff
changeset
|
1590 p = ngx_quic_skip_zero_padding(b); |
7770
90f94413177e
TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7769
diff
changeset
|
1591 } |
7648
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
7646
diff
changeset
|
1592 |
7691 | 1593 return NGX_OK; |
7648
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
7646
diff
changeset
|
1594 } |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
7646
diff
changeset
|
1595 |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
7646
diff
changeset
|
1596 |
7854
2a94aaa70b33
Cleaned up firefox workaround.
Vladimir Homutov <vl@nginx.com>
parents:
7848
diff
changeset
|
1597 /* firefox workaround: skip zero padding at the end of quic packet */ |
2a94aaa70b33
Cleaned up firefox workaround.
Vladimir Homutov <vl@nginx.com>
parents:
7848
diff
changeset
|
1598 static ngx_inline u_char * |
2a94aaa70b33
Cleaned up firefox workaround.
Vladimir Homutov <vl@nginx.com>
parents:
7848
diff
changeset
|
1599 ngx_quic_skip_zero_padding(ngx_buf_t *b) |
2a94aaa70b33
Cleaned up firefox workaround.
Vladimir Homutov <vl@nginx.com>
parents:
7848
diff
changeset
|
1600 { |
2a94aaa70b33
Cleaned up firefox workaround.
Vladimir Homutov <vl@nginx.com>
parents:
7848
diff
changeset
|
1601 while (b->pos < b->last && *(b->pos) == 0) { |
2a94aaa70b33
Cleaned up firefox workaround.
Vladimir Homutov <vl@nginx.com>
parents:
7848
diff
changeset
|
1602 b->pos++; |
2a94aaa70b33
Cleaned up firefox workaround.
Vladimir Homutov <vl@nginx.com>
parents:
7848
diff
changeset
|
1603 } |
2a94aaa70b33
Cleaned up firefox workaround.
Vladimir Homutov <vl@nginx.com>
parents:
7848
diff
changeset
|
1604 |
2a94aaa70b33
Cleaned up firefox workaround.
Vladimir Homutov <vl@nginx.com>
parents:
7848
diff
changeset
|
1605 return b->pos; |
2a94aaa70b33
Cleaned up firefox workaround.
Vladimir Homutov <vl@nginx.com>
parents:
7848
diff
changeset
|
1606 } |
2a94aaa70b33
Cleaned up firefox workaround.
Vladimir Homutov <vl@nginx.com>
parents:
7848
diff
changeset
|
1607 |
2a94aaa70b33
Cleaned up firefox workaround.
Vladimir Homutov <vl@nginx.com>
parents:
7848
diff
changeset
|
1608 |
7648
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
7646
diff
changeset
|
1609 static ngx_int_t |
7860
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1610 ngx_quic_retry_input(ngx_connection_t *c, ngx_quic_header_t *pkt) |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1611 { |
7863
81f85c479d7e
Discard packets without fixed bit or reserved bits set.
Vladimir Homutov <vl@nginx.com>
parents:
7862
diff
changeset
|
1612 ngx_int_t rc; |
7860
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1613 ngx_quic_secrets_t *keys; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1614 ngx_quic_send_ctx_t *ctx; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1615 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
|
1616 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
|
1617 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1618 c->log->action = "retrying quic connection"; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1619 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1620 if (ngx_buf_size(pkt->raw) < NGX_QUIC_MIN_INITIAL_SIZE) { |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1621 ngx_log_error(NGX_LOG_INFO, c->log, 0, |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1622 "quic UDP datagram is too small for initial packet"); |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1623 return NGX_OK; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1624 } |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1625 |
7863
81f85c479d7e
Discard packets without fixed bit or reserved bits set.
Vladimir Homutov <vl@nginx.com>
parents:
7862
diff
changeset
|
1626 rc = ngx_quic_parse_long_header(pkt); |
81f85c479d7e
Discard packets without fixed bit or reserved bits set.
Vladimir Homutov <vl@nginx.com>
parents:
7862
diff
changeset
|
1627 if (rc != NGX_OK) { |
81f85c479d7e
Discard packets without fixed bit or reserved bits set.
Vladimir Homutov <vl@nginx.com>
parents:
7862
diff
changeset
|
1628 return rc; |
7860
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1629 } |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1630 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1631 if (ngx_quic_pkt_zrtt(pkt->flags)) { |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1632 ngx_log_error(NGX_LOG_INFO, c->log, 0, |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1633 "quic discard inflight 0-RTT packet"); |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1634 return NGX_OK; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1635 } |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1636 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1637 if (!ngx_quic_pkt_in(pkt->flags)) { |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1638 ngx_log_error(NGX_LOG_INFO, c->log, 0, |
7996
d2f716e668e8
Fixed format specifiers.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7995
diff
changeset
|
1639 "quic invalid initial packet: 0x%xd", pkt->flags); |
7860
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1640 return NGX_ERROR; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1641 } |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1642 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1643 if (ngx_quic_parse_initial_header(pkt) != NGX_OK) { |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1644 return NGX_ERROR; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1645 } |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1646 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1647 if (ngx_quic_new_dcid(c, &pkt->dcid) != NGX_OK) { |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1648 return NGX_ERROR; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1649 } |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1650 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1651 qc = c->quic; |
7912
6633f17044eb
QUIC draft-28 transport parameters support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7910
diff
changeset
|
1652 qc->tp.initial_scid = c->quic->dcid; |
7860
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1653 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1654 keys = &c->quic->keys[ssl_encryption_initial]; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1655 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1656 if (ngx_quic_set_initial_secret(c->pool, &keys->client, &keys->server, |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1657 &qc->odcid) |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1658 != NGX_OK) |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1659 { |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1660 return NGX_ERROR; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1661 } |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1662 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1663 c->quic->in_retry = 0; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1664 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1665 if (ngx_quic_validate_token(c, pkt) != NGX_OK) { |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1666 ngx_log_error(NGX_LOG_INFO, c->log, 0, "quic invalid token"); |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1667 return NGX_ERROR; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1668 } |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1669 |
7995
031918df51c0
QUIC: added anti-amplification limit.
Vladimir Homutov <vl@nginx.com>
parents:
7994
diff
changeset
|
1670 qc->validated = 1; |
031918df51c0
QUIC: added anti-amplification limit.
Vladimir Homutov <vl@nginx.com>
parents:
7994
diff
changeset
|
1671 |
7860
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1672 pkt->secret = &keys->client; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1673 pkt->level = ssl_encryption_initial; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1674 pkt->plaintext = buf; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1675 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1676 ctx = ngx_quic_get_send_ctx(qc, pkt->level); |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1677 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1678 if (ngx_quic_decrypt(pkt, NULL, &ctx->largest_pn) != NGX_OK) { |
7863
81f85c479d7e
Discard packets without fixed bit or reserved bits set.
Vladimir Homutov <vl@nginx.com>
parents:
7862
diff
changeset
|
1679 qc->error = pkt->error; |
7860
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1680 return NGX_ERROR; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1681 } |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1682 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1683 if (ngx_quic_init_connection(c) != NGX_OK) { |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1684 return NGX_ERROR; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1685 } |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1686 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1687 if (ngx_quic_payload_handler(c, pkt) != NGX_OK) { |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1688 return NGX_ERROR; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1689 } |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1690 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1691 /* pos is at header end, adjust by actual packet length */ |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1692 pkt->raw->pos += pkt->len; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1693 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1694 (void) ngx_quic_skip_zero_padding(pkt->raw); |
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 return ngx_quic_input(c, pkt->raw); |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1697 } |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1698 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1699 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1700 static ngx_int_t |
7689 | 1701 ngx_quic_initial_input(ngx_connection_t *c, ngx_quic_header_t *pkt) |
1702 { | |
7863
81f85c479d7e
Discard packets without fixed bit or reserved bits set.
Vladimir Homutov <vl@nginx.com>
parents:
7862
diff
changeset
|
1703 ngx_int_t rc; |
7816
aba84d9ab256
Parsing of truncated packet numbers.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7815
diff
changeset
|
1704 ngx_ssl_conn_t *ssl_conn; |
aba84d9ab256
Parsing of truncated packet numbers.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7815
diff
changeset
|
1705 ngx_quic_secrets_t *keys; |
aba84d9ab256
Parsing of truncated packet numbers.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7815
diff
changeset
|
1706 ngx_quic_send_ctx_t *ctx; |
7910
125cbfa77013
Renamed max_packet_size to max_udp_payload_size, from draft-28.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7908
diff
changeset
|
1707 static u_char buf[NGX_QUIC_MAX_UDP_PAYLOAD_SIZE]; |
7689 | 1708 |
7729
1295b293d09a
Connection states code cleanup.
Vladimir Homutov <vl@nginx.com>
parents:
7726
diff
changeset
|
1709 c->log->action = "processing initial quic packet"; |
1295b293d09a
Connection states code cleanup.
Vladimir Homutov <vl@nginx.com>
parents:
7726
diff
changeset
|
1710 |
7689 | 1711 ssl_conn = c->ssl->connection; |
1712 | |
7863
81f85c479d7e
Discard packets without fixed bit or reserved bits set.
Vladimir Homutov <vl@nginx.com>
parents:
7862
diff
changeset
|
1713 rc = ngx_quic_parse_long_header(pkt); |
81f85c479d7e
Discard packets without fixed bit or reserved bits set.
Vladimir Homutov <vl@nginx.com>
parents:
7862
diff
changeset
|
1714 if (rc != NGX_OK) { |
81f85c479d7e
Discard packets without fixed bit or reserved bits set.
Vladimir Homutov <vl@nginx.com>
parents:
7862
diff
changeset
|
1715 return rc; |
7689 | 1716 } |
1717 | |
7690
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
7689
diff
changeset
|
1718 if (ngx_quic_parse_initial_header(pkt) != NGX_OK) { |
7689 | 1719 return NGX_ERROR; |
1720 } | |
1721 | |
7772
058a5af7ddfc
Refactored QUIC secrets storage.
Vladimir Homutov <vl@nginx.com>
parents:
7771
diff
changeset
|
1722 keys = &c->quic->keys[ssl_encryption_initial]; |
058a5af7ddfc
Refactored QUIC secrets storage.
Vladimir Homutov <vl@nginx.com>
parents:
7771
diff
changeset
|
1723 |
058a5af7ddfc
Refactored QUIC secrets storage.
Vladimir Homutov <vl@nginx.com>
parents:
7771
diff
changeset
|
1724 pkt->secret = &keys->client; |
7689 | 1725 pkt->level = ssl_encryption_initial; |
7754
ebd5c71b9f02
Got rid of memory allocation in decryption.
Vladimir Homutov <vl@nginx.com>
parents:
7752
diff
changeset
|
1726 pkt->plaintext = buf; |
7689 | 1727 |
7816
aba84d9ab256
Parsing of truncated packet numbers.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7815
diff
changeset
|
1728 ctx = ngx_quic_get_send_ctx(c->quic, pkt->level); |
aba84d9ab256
Parsing of truncated packet numbers.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7815
diff
changeset
|
1729 |
aba84d9ab256
Parsing of truncated packet numbers.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7815
diff
changeset
|
1730 if (ngx_quic_decrypt(pkt, ssl_conn, &ctx->largest_pn) != NGX_OK) { |
7863
81f85c479d7e
Discard packets without fixed bit or reserved bits set.
Vladimir Homutov <vl@nginx.com>
parents:
7862
diff
changeset
|
1731 c->quic->error = pkt->error; |
7689 | 1732 return NGX_ERROR; |
1733 } | |
1734 | |
1735 return ngx_quic_payload_handler(c, pkt); | |
1736 } | |
1737 | |
1738 | |
1739 static ngx_int_t | |
7672
8d6ac639feac
Added support of multiple QUIC packets in single datagram.
Vladimir Homutov <vl@nginx.com>
parents:
7671
diff
changeset
|
1740 ngx_quic_handshake_input(ngx_connection_t *c, ngx_quic_header_t *pkt) |
7648
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
7646
diff
changeset
|
1741 { |
7863
81f85c479d7e
Discard packets without fixed bit or reserved bits set.
Vladimir Homutov <vl@nginx.com>
parents:
7862
diff
changeset
|
1742 ngx_int_t rc; |
8025
7f9938cbcd12
QUIC: fixed leak of bytes_in_flight on keys discard.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8024
diff
changeset
|
1743 ngx_queue_t *q; |
7f9938cbcd12
QUIC: fixed leak of bytes_in_flight on keys discard.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8024
diff
changeset
|
1744 ngx_quic_frame_t *f; |
7772
058a5af7ddfc
Refactored QUIC secrets storage.
Vladimir Homutov <vl@nginx.com>
parents:
7771
diff
changeset
|
1745 ngx_quic_secrets_t *keys; |
7816
aba84d9ab256
Parsing of truncated packet numbers.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7815
diff
changeset
|
1746 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
|
1747 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
|
1748 static u_char buf[NGX_QUIC_MAX_UDP_PAYLOAD_SIZE]; |
7648
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
7646
diff
changeset
|
1749 |
7729
1295b293d09a
Connection states code cleanup.
Vladimir Homutov <vl@nginx.com>
parents:
7726
diff
changeset
|
1750 c->log->action = "processing handshake quic packet"; |
1295b293d09a
Connection states code cleanup.
Vladimir Homutov <vl@nginx.com>
parents:
7726
diff
changeset
|
1751 |
7648
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
7646
diff
changeset
|
1752 qc = c->quic; |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
7646
diff
changeset
|
1753 |
7787
e45719a9b148
Discarding Handshake packets if no Handshake keys yet.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7786
diff
changeset
|
1754 keys = &c->quic->keys[ssl_encryption_handshake]; |
e45719a9b148
Discarding Handshake packets if no Handshake keys yet.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7786
diff
changeset
|
1755 |
e45719a9b148
Discarding Handshake packets if no Handshake keys yet.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7786
diff
changeset
|
1756 if (keys->client.key.len == 0) { |
e45719a9b148
Discarding Handshake packets if no Handshake keys yet.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7786
diff
changeset
|
1757 ngx_log_error(NGX_LOG_INFO, c->log, 0, |
7838 | 1758 "quic no read keys yet, packet ignored"); |
7787
e45719a9b148
Discarding Handshake packets if no Handshake keys yet.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7786
diff
changeset
|
1759 return NGX_DECLINED; |
e45719a9b148
Discarding Handshake packets if no Handshake keys yet.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7786
diff
changeset
|
1760 } |
e45719a9b148
Discarding Handshake packets if no Handshake keys yet.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7786
diff
changeset
|
1761 |
7659
4355efde26d8
Added functions to decrypt long packets.
Vladimir Homutov <vl@nginx.com>
parents:
7658
diff
changeset
|
1762 /* extract cleartext data into pkt */ |
7863
81f85c479d7e
Discard packets without fixed bit or reserved bits set.
Vladimir Homutov <vl@nginx.com>
parents:
7862
diff
changeset
|
1763 rc = ngx_quic_parse_long_header(pkt); |
81f85c479d7e
Discard packets without fixed bit or reserved bits set.
Vladimir Homutov <vl@nginx.com>
parents:
7862
diff
changeset
|
1764 if (rc != NGX_OK) { |
81f85c479d7e
Discard packets without fixed bit or reserved bits set.
Vladimir Homutov <vl@nginx.com>
parents:
7862
diff
changeset
|
1765 return rc; |
7648
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
7646
diff
changeset
|
1766 } |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
7646
diff
changeset
|
1767 |
7838 | 1768 if (ngx_quic_check_peer(qc, pkt) != NGX_OK) { |
7648
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
7646
diff
changeset
|
1769 return NGX_ERROR; |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
7646
diff
changeset
|
1770 } |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
7646
diff
changeset
|
1771 |
7690
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
7689
diff
changeset
|
1772 if (ngx_quic_parse_handshake_header(pkt) != NGX_OK) { |
7648
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
7646
diff
changeset
|
1773 return NGX_ERROR; |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
7646
diff
changeset
|
1774 } |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
7646
diff
changeset
|
1775 |
7772
058a5af7ddfc
Refactored QUIC secrets storage.
Vladimir Homutov <vl@nginx.com>
parents:
7771
diff
changeset
|
1776 pkt->secret = &keys->client; |
7672
8d6ac639feac
Added support of multiple QUIC packets in single datagram.
Vladimir Homutov <vl@nginx.com>
parents:
7671
diff
changeset
|
1777 pkt->level = ssl_encryption_handshake; |
7754
ebd5c71b9f02
Got rid of memory allocation in decryption.
Vladimir Homutov <vl@nginx.com>
parents:
7752
diff
changeset
|
1778 pkt->plaintext = buf; |
7672
8d6ac639feac
Added support of multiple QUIC packets in single datagram.
Vladimir Homutov <vl@nginx.com>
parents:
7671
diff
changeset
|
1779 |
7816
aba84d9ab256
Parsing of truncated packet numbers.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7815
diff
changeset
|
1780 ctx = ngx_quic_get_send_ctx(qc, pkt->level); |
aba84d9ab256
Parsing of truncated packet numbers.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7815
diff
changeset
|
1781 |
aba84d9ab256
Parsing of truncated packet numbers.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7815
diff
changeset
|
1782 if (ngx_quic_decrypt(pkt, c->ssl->connection, &ctx->largest_pn) != NGX_OK) { |
7863
81f85c479d7e
Discard packets without fixed bit or reserved bits set.
Vladimir Homutov <vl@nginx.com>
parents:
7862
diff
changeset
|
1783 qc->error = pkt->error; |
7648
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
7646
diff
changeset
|
1784 return NGX_ERROR; |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
7646
diff
changeset
|
1785 } |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
7646
diff
changeset
|
1786 |
7870
e169cce912c7
Avoid retransmitting of packets with discarded keys.
Vladimir Homutov <vl@nginx.com>
parents:
7869
diff
changeset
|
1787 /* |
e169cce912c7
Avoid retransmitting of packets with discarded keys.
Vladimir Homutov <vl@nginx.com>
parents:
7869
diff
changeset
|
1788 * 4.10.1. The successful use of Handshake packets indicates |
e169cce912c7
Avoid retransmitting of packets with discarded keys.
Vladimir Homutov <vl@nginx.com>
parents:
7869
diff
changeset
|
1789 * that no more Initial packets need to be exchanged |
e169cce912c7
Avoid retransmitting of packets with discarded keys.
Vladimir Homutov <vl@nginx.com>
parents:
7869
diff
changeset
|
1790 */ |
e169cce912c7
Avoid retransmitting of packets with discarded keys.
Vladimir Homutov <vl@nginx.com>
parents:
7869
diff
changeset
|
1791 ctx = ngx_quic_get_send_ctx(c->quic, ssl_encryption_initial); |
8025
7f9938cbcd12
QUIC: fixed leak of bytes_in_flight on keys discard.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8024
diff
changeset
|
1792 |
7f9938cbcd12
QUIC: fixed leak of bytes_in_flight on keys discard.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8024
diff
changeset
|
1793 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
|
1794 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
|
1795 ngx_queue_remove(q); |
7f9938cbcd12
QUIC: fixed leak of bytes_in_flight on keys discard.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8024
diff
changeset
|
1796 |
7f9938cbcd12
QUIC: fixed leak of bytes_in_flight on keys discard.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8024
diff
changeset
|
1797 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
|
1798 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
|
1799 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
|
1800 } |
7870
e169cce912c7
Avoid retransmitting of packets with discarded keys.
Vladimir Homutov <vl@nginx.com>
parents:
7869
diff
changeset
|
1801 |
7995
031918df51c0
QUIC: added anti-amplification limit.
Vladimir Homutov <vl@nginx.com>
parents:
7994
diff
changeset
|
1802 qc->validated = 1; |
7993
b276833111cf
QUIC: implemented probe timeout (PTO) calculation.
Vladimir Homutov <vl@nginx.com>
parents:
7992
diff
changeset
|
1803 qc->pto_count = 0; |
b276833111cf
QUIC: implemented probe timeout (PTO) calculation.
Vladimir Homutov <vl@nginx.com>
parents:
7992
diff
changeset
|
1804 |
7672
8d6ac639feac
Added support of multiple QUIC packets in single datagram.
Vladimir Homutov <vl@nginx.com>
parents:
7671
diff
changeset
|
1805 return ngx_quic_payload_handler(c, pkt); |
7665
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
7664
diff
changeset
|
1806 } |
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
7664
diff
changeset
|
1807 |
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
7664
diff
changeset
|
1808 |
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
7664
diff
changeset
|
1809 static ngx_int_t |
7770
90f94413177e
TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7769
diff
changeset
|
1810 ngx_quic_early_input(ngx_connection_t *c, ngx_quic_header_t *pkt) |
90f94413177e
TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7769
diff
changeset
|
1811 { |
7863
81f85c479d7e
Discard packets without fixed bit or reserved bits set.
Vladimir Homutov <vl@nginx.com>
parents:
7862
diff
changeset
|
1812 ngx_int_t rc; |
7772
058a5af7ddfc
Refactored QUIC secrets storage.
Vladimir Homutov <vl@nginx.com>
parents:
7771
diff
changeset
|
1813 ngx_quic_secrets_t *keys; |
7816
aba84d9ab256
Parsing of truncated packet numbers.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7815
diff
changeset
|
1814 ngx_quic_send_ctx_t *ctx; |
7770
90f94413177e
TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7769
diff
changeset
|
1815 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
|
1816 static u_char buf[NGX_QUIC_MAX_UDP_PAYLOAD_SIZE]; |
7770
90f94413177e
TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7769
diff
changeset
|
1817 |
90f94413177e
TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7769
diff
changeset
|
1818 c->log->action = "processing early data quic packet"; |
90f94413177e
TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7769
diff
changeset
|
1819 |
90f94413177e
TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7769
diff
changeset
|
1820 qc = c->quic; |
90f94413177e
TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7769
diff
changeset
|
1821 |
90f94413177e
TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7769
diff
changeset
|
1822 /* extract cleartext data into pkt */ |
7863
81f85c479d7e
Discard packets without fixed bit or reserved bits set.
Vladimir Homutov <vl@nginx.com>
parents:
7862
diff
changeset
|
1823 rc = ngx_quic_parse_long_header(pkt); |
81f85c479d7e
Discard packets without fixed bit or reserved bits set.
Vladimir Homutov <vl@nginx.com>
parents:
7862
diff
changeset
|
1824 if (rc != NGX_OK) { |
81f85c479d7e
Discard packets without fixed bit or reserved bits set.
Vladimir Homutov <vl@nginx.com>
parents:
7862
diff
changeset
|
1825 return rc; |
7770
90f94413177e
TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7769
diff
changeset
|
1826 } |
90f94413177e
TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7769
diff
changeset
|
1827 |
7838 | 1828 if (ngx_quic_check_peer(qc, pkt) != NGX_OK) { |
7770
90f94413177e
TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7769
diff
changeset
|
1829 return NGX_ERROR; |
90f94413177e
TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7769
diff
changeset
|
1830 } |
90f94413177e
TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7769
diff
changeset
|
1831 |
90f94413177e
TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7769
diff
changeset
|
1832 if (ngx_quic_parse_handshake_header(pkt) != NGX_OK) { |
90f94413177e
TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7769
diff
changeset
|
1833 return NGX_ERROR; |
90f94413177e
TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7769
diff
changeset
|
1834 } |
90f94413177e
TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7769
diff
changeset
|
1835 |
7934
cef417a24755
QUIC: cleaned up quic encryption state tracking.
Vladimir Homutov <vl@nginx.com>
parents:
7933
diff
changeset
|
1836 keys = &c->quic->keys[ssl_encryption_early_data]; |
cef417a24755
QUIC: cleaned up quic encryption state tracking.
Vladimir Homutov <vl@nginx.com>
parents:
7933
diff
changeset
|
1837 |
cef417a24755
QUIC: cleaned up quic encryption state tracking.
Vladimir Homutov <vl@nginx.com>
parents:
7933
diff
changeset
|
1838 if (keys->client.key.len == 0) { |
cef417a24755
QUIC: cleaned up quic encryption state tracking.
Vladimir Homutov <vl@nginx.com>
parents:
7933
diff
changeset
|
1839 ngx_log_error(NGX_LOG_INFO, c->log, 0, |
cef417a24755
QUIC: cleaned up quic encryption state tracking.
Vladimir Homutov <vl@nginx.com>
parents:
7933
diff
changeset
|
1840 "quic no 0-RTT keys yet, packet ignored"); |
cef417a24755
QUIC: cleaned up quic encryption state tracking.
Vladimir Homutov <vl@nginx.com>
parents:
7933
diff
changeset
|
1841 return NGX_DECLINED; |
7770
90f94413177e
TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7769
diff
changeset
|
1842 } |
90f94413177e
TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7769
diff
changeset
|
1843 |
7772
058a5af7ddfc
Refactored QUIC secrets storage.
Vladimir Homutov <vl@nginx.com>
parents:
7771
diff
changeset
|
1844 |
058a5af7ddfc
Refactored QUIC secrets storage.
Vladimir Homutov <vl@nginx.com>
parents:
7771
diff
changeset
|
1845 pkt->secret = &keys->client; |
7770
90f94413177e
TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7769
diff
changeset
|
1846 pkt->level = ssl_encryption_early_data; |
90f94413177e
TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7769
diff
changeset
|
1847 pkt->plaintext = buf; |
90f94413177e
TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7769
diff
changeset
|
1848 |
7816
aba84d9ab256
Parsing of truncated packet numbers.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7815
diff
changeset
|
1849 ctx = ngx_quic_get_send_ctx(qc, pkt->level); |
aba84d9ab256
Parsing of truncated packet numbers.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7815
diff
changeset
|
1850 |
aba84d9ab256
Parsing of truncated packet numbers.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7815
diff
changeset
|
1851 if (ngx_quic_decrypt(pkt, c->ssl->connection, &ctx->largest_pn) != NGX_OK) { |
7863
81f85c479d7e
Discard packets without fixed bit or reserved bits set.
Vladimir Homutov <vl@nginx.com>
parents:
7862
diff
changeset
|
1852 qc->error = pkt->error; |
7770
90f94413177e
TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7769
diff
changeset
|
1853 return NGX_ERROR; |
90f94413177e
TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7769
diff
changeset
|
1854 } |
90f94413177e
TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7769
diff
changeset
|
1855 |
90f94413177e
TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7769
diff
changeset
|
1856 return ngx_quic_payload_handler(c, pkt); |
90f94413177e
TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7769
diff
changeset
|
1857 } |
90f94413177e
TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7769
diff
changeset
|
1858 |
90f94413177e
TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7769
diff
changeset
|
1859 |
90f94413177e
TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7769
diff
changeset
|
1860 static ngx_int_t |
7838 | 1861 ngx_quic_check_peer(ngx_quic_connection_t *qc, ngx_quic_header_t *pkt) |
1862 { | |
7858
6e100d8c138a
Preserve original DCID and unbreak parsing 0-RTT packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7857
diff
changeset
|
1863 ngx_str_t *dcid; |
6e100d8c138a
Preserve original DCID and unbreak parsing 0-RTT packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7857
diff
changeset
|
1864 |
6e100d8c138a
Preserve original DCID and unbreak parsing 0-RTT packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7857
diff
changeset
|
1865 dcid = ngx_quic_pkt_zrtt(pkt->flags) ? &qc->odcid : &qc->dcid; |
6e100d8c138a
Preserve original DCID and unbreak parsing 0-RTT packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7857
diff
changeset
|
1866 |
6e100d8c138a
Preserve original DCID and unbreak parsing 0-RTT packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7857
diff
changeset
|
1867 if (pkt->dcid.len != dcid->len) { |
7838 | 1868 ngx_log_error(NGX_LOG_INFO, pkt->log, 0, "quic unexpected quic dcidl"); |
1869 return NGX_ERROR; | |
1870 } | |
1871 | |
7858
6e100d8c138a
Preserve original DCID and unbreak parsing 0-RTT packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7857
diff
changeset
|
1872 if (ngx_memcmp(pkt->dcid.data, dcid->data, dcid->len) != 0) { |
7838 | 1873 ngx_log_error(NGX_LOG_INFO, pkt->log, 0, "quic unexpected quic dcid"); |
1874 return NGX_ERROR; | |
1875 } | |
1876 | |
1877 if (pkt->scid.len != qc->scid.len) { | |
1878 ngx_log_error(NGX_LOG_INFO, pkt->log, 0, "quic unexpected quic scidl"); | |
1879 return NGX_ERROR; | |
1880 } | |
1881 | |
1882 if (ngx_memcmp(pkt->scid.data, qc->scid.data, qc->scid.len) != 0) { | |
1883 ngx_log_error(NGX_LOG_INFO, pkt->log, 0, "quic unexpected quic scid"); | |
1884 return NGX_ERROR; | |
1885 } | |
1886 | |
1887 return NGX_OK; | |
1888 } | |
1889 | |
1890 | |
1891 static ngx_int_t | |
7672
8d6ac639feac
Added support of multiple QUIC packets in single datagram.
Vladimir Homutov <vl@nginx.com>
parents:
7671
diff
changeset
|
1892 ngx_quic_app_input(ngx_connection_t *c, ngx_quic_header_t *pkt) |
7665
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
7664
diff
changeset
|
1893 { |
7785
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7782
diff
changeset
|
1894 ngx_int_t rc; |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7782
diff
changeset
|
1895 ngx_quic_secrets_t *keys, *next, tmp; |
7816
aba84d9ab256
Parsing of truncated packet numbers.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7815
diff
changeset
|
1896 ngx_quic_send_ctx_t *ctx; |
7665
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
7664
diff
changeset
|
1897 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
|
1898 static u_char buf[NGX_QUIC_MAX_UDP_PAYLOAD_SIZE]; |
7665
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
7664
diff
changeset
|
1899 |
7729
1295b293d09a
Connection states code cleanup.
Vladimir Homutov <vl@nginx.com>
parents:
7726
diff
changeset
|
1900 c->log->action = "processing application data quic packet"; |
1295b293d09a
Connection states code cleanup.
Vladimir Homutov <vl@nginx.com>
parents:
7726
diff
changeset
|
1901 |
7665
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
7664
diff
changeset
|
1902 qc = c->quic; |
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
7664
diff
changeset
|
1903 |
7772
058a5af7ddfc
Refactored QUIC secrets storage.
Vladimir Homutov <vl@nginx.com>
parents:
7771
diff
changeset
|
1904 keys = &c->quic->keys[ssl_encryption_application]; |
7785
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7782
diff
changeset
|
1905 next = &c->quic->next_key; |
7772
058a5af7ddfc
Refactored QUIC secrets storage.
Vladimir Homutov <vl@nginx.com>
parents:
7771
diff
changeset
|
1906 |
058a5af7ddfc
Refactored QUIC secrets storage.
Vladimir Homutov <vl@nginx.com>
parents:
7771
diff
changeset
|
1907 if (keys->client.key.len == 0) { |
7689 | 1908 ngx_log_error(NGX_LOG_INFO, c->log, 0, |
7838 | 1909 "quic no read keys yet, packet ignored"); |
7689 | 1910 return NGX_DECLINED; |
1911 } | |
7665
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
7664
diff
changeset
|
1912 |
7863
81f85c479d7e
Discard packets without fixed bit or reserved bits set.
Vladimir Homutov <vl@nginx.com>
parents:
7862
diff
changeset
|
1913 rc = ngx_quic_parse_short_header(pkt, &qc->dcid); |
81f85c479d7e
Discard packets without fixed bit or reserved bits set.
Vladimir Homutov <vl@nginx.com>
parents:
7862
diff
changeset
|
1914 if (rc != NGX_OK) { |
81f85c479d7e
Discard packets without fixed bit or reserved bits set.
Vladimir Homutov <vl@nginx.com>
parents:
7862
diff
changeset
|
1915 return rc; |
7651
6a76d9657772
QUIC handshake final bits.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7650
diff
changeset
|
1916 } |
6a76d9657772
QUIC handshake final bits.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7650
diff
changeset
|
1917 |
7772
058a5af7ddfc
Refactored QUIC secrets storage.
Vladimir Homutov <vl@nginx.com>
parents:
7771
diff
changeset
|
1918 pkt->secret = &keys->client; |
7785
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7782
diff
changeset
|
1919 pkt->next = &next->client; |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7782
diff
changeset
|
1920 pkt->key_phase = c->quic->key_phase; |
7672
8d6ac639feac
Added support of multiple QUIC packets in single datagram.
Vladimir Homutov <vl@nginx.com>
parents:
7671
diff
changeset
|
1921 pkt->level = ssl_encryption_application; |
7754
ebd5c71b9f02
Got rid of memory allocation in decryption.
Vladimir Homutov <vl@nginx.com>
parents:
7752
diff
changeset
|
1922 pkt->plaintext = buf; |
7672
8d6ac639feac
Added support of multiple QUIC packets in single datagram.
Vladimir Homutov <vl@nginx.com>
parents:
7671
diff
changeset
|
1923 |
7816
aba84d9ab256
Parsing of truncated packet numbers.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7815
diff
changeset
|
1924 ctx = ngx_quic_get_send_ctx(qc, pkt->level); |
aba84d9ab256
Parsing of truncated packet numbers.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7815
diff
changeset
|
1925 |
7941
df29219988bc
Discard short packets which could not be decrypted.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7938
diff
changeset
|
1926 rc = ngx_quic_decrypt(pkt, c->ssl->connection, &ctx->largest_pn); |
df29219988bc
Discard short packets which could not be decrypted.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7938
diff
changeset
|
1927 |
df29219988bc
Discard short packets which could not be decrypted.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7938
diff
changeset
|
1928 if (rc != NGX_OK) { |
7863
81f85c479d7e
Discard packets without fixed bit or reserved bits set.
Vladimir Homutov <vl@nginx.com>
parents:
7862
diff
changeset
|
1929 qc->error = pkt->error; |
7941
df29219988bc
Discard short packets which could not be decrypted.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7938
diff
changeset
|
1930 return rc; |
7651
6a76d9657772
QUIC handshake final bits.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7650
diff
changeset
|
1931 } |
6a76d9657772
QUIC handshake final bits.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7650
diff
changeset
|
1932 |
7988
0d1ad81dd65c
QUIC: delay field of an ACK frame is now calculated.
Vladimir Homutov <vl@nginx.com>
parents:
7987
diff
changeset
|
1933 ngx_gettimeofday(&pkt->received); |
0d1ad81dd65c
QUIC: delay field of an ACK frame is now calculated.
Vladimir Homutov <vl@nginx.com>
parents:
7987
diff
changeset
|
1934 |
7785
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7782
diff
changeset
|
1935 /* switch keys on Key Phase change */ |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7782
diff
changeset
|
1936 |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7782
diff
changeset
|
1937 if (pkt->key_update) { |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7782
diff
changeset
|
1938 c->quic->key_phase ^= 1; |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7782
diff
changeset
|
1939 |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7782
diff
changeset
|
1940 tmp = *keys; |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7782
diff
changeset
|
1941 *keys = *next; |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7782
diff
changeset
|
1942 *next = tmp; |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7782
diff
changeset
|
1943 } |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7782
diff
changeset
|
1944 |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7782
diff
changeset
|
1945 rc = ngx_quic_payload_handler(c, pkt); |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7782
diff
changeset
|
1946 |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7782
diff
changeset
|
1947 if (rc == NGX_ERROR) { |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7782
diff
changeset
|
1948 return NGX_ERROR; |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7782
diff
changeset
|
1949 } |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7782
diff
changeset
|
1950 |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7782
diff
changeset
|
1951 /* generate next keys */ |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7782
diff
changeset
|
1952 |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7782
diff
changeset
|
1953 if (pkt->key_update) { |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7782
diff
changeset
|
1954 if (ngx_quic_key_update(c, keys, next) != NGX_OK) { |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7782
diff
changeset
|
1955 return NGX_ERROR; |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7782
diff
changeset
|
1956 } |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7782
diff
changeset
|
1957 } |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7782
diff
changeset
|
1958 |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7782
diff
changeset
|
1959 return rc; |
7648
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
7646
diff
changeset
|
1960 } |
7637 | 1961 |
1962 | |
7691 | 1963 static ngx_int_t |
1964 ngx_quic_payload_handler(ngx_connection_t *c, ngx_quic_header_t *pkt) | |
1965 { | |
1966 u_char *end, *p; | |
1967 ssize_t len; | |
7844
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7842
diff
changeset
|
1968 ngx_uint_t ack_sent, do_close; |
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7842
diff
changeset
|
1969 ngx_quic_frame_t frame; |
7691 | 1970 ngx_quic_connection_t *qc; |
1971 | |
1972 qc = c->quic; | |
1973 | |
7832
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
1974 if (qc->closing) { |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
1975 /* |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
1976 * 10.1 Closing and Draining Connection States |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
1977 * ... delayed or reordered packets are properly discarded. |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
1978 * |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
1979 * 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
|
1980 * 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
|
1981 * packets as belonging to the connection. |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
1982 */ |
7953
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
7945
diff
changeset
|
1983 |
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
7945
diff
changeset
|
1984 qc->error_level = pkt->level; |
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
7945
diff
changeset
|
1985 qc->error = NGX_QUIC_ERR_NO_ERROR; |
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
7945
diff
changeset
|
1986 qc->error_reason = "connection is closing, packet discarded"; |
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
7945
diff
changeset
|
1987 qc->error_ftype = 0; |
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
7945
diff
changeset
|
1988 qc->error_app = 0; |
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
7945
diff
changeset
|
1989 |
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
7945
diff
changeset
|
1990 return ngx_quic_send_cc(c); |
7832
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
1991 } |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
1992 |
7691 | 1993 p = pkt->payload.data; |
1994 end = p + pkt->payload.len; | |
1995 | |
7844
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7842
diff
changeset
|
1996 ack_sent = 0; |
7691 | 1997 do_close = 0; |
1998 | |
1999 while (p < end) { | |
2000 | |
7741 | 2001 c->log->action = "parsing frames"; |
2002 | |
7706
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7705
diff
changeset
|
2003 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
|
2004 |
7691 | 2005 if (len < 0) { |
7862
fb7422074258
Added generation of CC frames with error on connection termination.
Vladimir Homutov <vl@nginx.com>
parents:
7861
diff
changeset
|
2006 qc->error = pkt->error; |
7691 | 2007 return NGX_ERROR; |
2008 } | |
2009 | |
7741 | 2010 c->log->action = "handling frames"; |
2011 | |
7691 | 2012 p += len; |
2013 | |
2014 switch (frame.type) { | |
2015 | |
2016 case NGX_QUIC_FT_ACK: | |
2017 if (ngx_quic_handle_ack_frame(c, pkt, &frame.u.ack) != NGX_OK) { | |
2018 return NGX_ERROR; | |
2019 } | |
2020 | |
7844
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7842
diff
changeset
|
2021 continue; |
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7842
diff
changeset
|
2022 |
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7842
diff
changeset
|
2023 case NGX_QUIC_FT_PADDING: |
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7842
diff
changeset
|
2024 /* no action required */ |
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7842
diff
changeset
|
2025 continue; |
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7842
diff
changeset
|
2026 |
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7842
diff
changeset
|
2027 case NGX_QUIC_FT_CONNECTION_CLOSE: |
7953
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
7945
diff
changeset
|
2028 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
|
2029 do_close = 1; |
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7842
diff
changeset
|
2030 continue; |
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7842
diff
changeset
|
2031 } |
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7842
diff
changeset
|
2032 |
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7842
diff
changeset
|
2033 /* got there with ack-eliciting packet */ |
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7842
diff
changeset
|
2034 |
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7842
diff
changeset
|
2035 if (!ack_sent) { |
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7842
diff
changeset
|
2036 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
|
2037 return NGX_ERROR; |
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7842
diff
changeset
|
2038 } |
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7842
diff
changeset
|
2039 |
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7842
diff
changeset
|
2040 ack_sent = 1; |
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7842
diff
changeset
|
2041 } |
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7842
diff
changeset
|
2042 |
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7842
diff
changeset
|
2043 switch (frame.type) { |
7691 | 2044 |
2045 case NGX_QUIC_FT_CRYPTO: | |
2046 | |
7810
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2047 if (ngx_quic_handle_crypto_frame(c, pkt, &frame) != NGX_OK) { |
7691 | 2048 return NGX_ERROR; |
2049 } | |
2050 | |
2051 break; | |
2052 | |
2053 case NGX_QUIC_FT_PING: | |
2054 break; | |
2055 | |
2056 case NGX_QUIC_FT_STREAM0: | |
2057 case NGX_QUIC_FT_STREAM1: | |
2058 case NGX_QUIC_FT_STREAM2: | |
2059 case NGX_QUIC_FT_STREAM3: | |
2060 case NGX_QUIC_FT_STREAM4: | |
2061 case NGX_QUIC_FT_STREAM5: | |
2062 case NGX_QUIC_FT_STREAM6: | |
2063 case NGX_QUIC_FT_STREAM7: | |
2064 | |
7811
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
7810
diff
changeset
|
2065 if (ngx_quic_handle_stream_frame(c, pkt, &frame) != NGX_OK) { |
7691 | 2066 return NGX_ERROR; |
2067 } | |
2068 | |
2069 break; | |
2070 | |
7703
ff540f13d95d
MAX_DATA frame parser/handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7702
diff
changeset
|
2071 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
|
2072 |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
2073 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
|
2074 { |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
2075 return NGX_ERROR; |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
2076 } |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
2077 |
7703
ff540f13d95d
MAX_DATA frame parser/handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7702
diff
changeset
|
2078 break; |
ff540f13d95d
MAX_DATA frame parser/handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7702
diff
changeset
|
2079 |
7702
d3b26c3bea22
Added parsing of STREAMS BLOCKED frames.
Vladimir Homutov <vl@nginx.com>
parents:
7701
diff
changeset
|
2080 case NGX_QUIC_FT_STREAMS_BLOCKED: |
d3b26c3bea22
Added parsing of STREAMS BLOCKED frames.
Vladimir Homutov <vl@nginx.com>
parents:
7701
diff
changeset
|
2081 case NGX_QUIC_FT_STREAMS_BLOCKED2: |
7711
a14afe21e692
Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents:
7707
diff
changeset
|
2082 |
a14afe21e692
Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents:
7707
diff
changeset
|
2083 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
|
2084 &frame.u.streams_blocked) |
a14afe21e692
Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents:
7707
diff
changeset
|
2085 != NGX_OK) |
a14afe21e692
Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents:
7707
diff
changeset
|
2086 { |
a14afe21e692
Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents:
7707
diff
changeset
|
2087 return NGX_ERROR; |
a14afe21e692
Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents:
7707
diff
changeset
|
2088 } |
a14afe21e692
Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents:
7707
diff
changeset
|
2089 |
7702
d3b26c3bea22
Added parsing of STREAMS BLOCKED frames.
Vladimir Homutov <vl@nginx.com>
parents:
7701
diff
changeset
|
2090 break; |
d3b26c3bea22
Added parsing of STREAMS BLOCKED frames.
Vladimir Homutov <vl@nginx.com>
parents:
7701
diff
changeset
|
2091 |
7732
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
7731
diff
changeset
|
2092 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
|
2093 |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
7731
diff
changeset
|
2094 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
|
2095 &frame.u.stream_data_blocked) |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
7731
diff
changeset
|
2096 != NGX_OK) |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
7731
diff
changeset
|
2097 { |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
7731
diff
changeset
|
2098 return NGX_ERROR; |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
7731
diff
changeset
|
2099 } |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
7731
diff
changeset
|
2100 |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
7731
diff
changeset
|
2101 break; |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
7731
diff
changeset
|
2102 |
7842
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
2103 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
|
2104 |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
2105 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
|
2106 &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
|
2107 != NGX_OK) |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
2108 { |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
2109 return NGX_ERROR; |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
2110 } |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
2111 |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
2112 break; |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
2113 |
7923
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7922
diff
changeset
|
2114 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
|
2115 |
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7922
diff
changeset
|
2116 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
|
2117 &frame.u.reset_stream) |
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7922
diff
changeset
|
2118 != NGX_OK) |
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7922
diff
changeset
|
2119 { |
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7922
diff
changeset
|
2120 return NGX_ERROR; |
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7922
diff
changeset
|
2121 } |
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7922
diff
changeset
|
2122 |
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7922
diff
changeset
|
2123 break; |
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7922
diff
changeset
|
2124 |
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7922
diff
changeset
|
2125 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
|
2126 |
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7922
diff
changeset
|
2127 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
|
2128 &frame.u.stop_sending) |
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7922
diff
changeset
|
2129 != NGX_OK) |
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7922
diff
changeset
|
2130 { |
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7922
diff
changeset
|
2131 return NGX_ERROR; |
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7922
diff
changeset
|
2132 } |
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7922
diff
changeset
|
2133 |
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7922
diff
changeset
|
2134 break; |
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7922
diff
changeset
|
2135 |
8013
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8004
diff
changeset
|
2136 case NGX_QUIC_FT_MAX_STREAMS: |
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8004
diff
changeset
|
2137 case NGX_QUIC_FT_MAX_STREAMS2: |
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8004
diff
changeset
|
2138 |
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8004
diff
changeset
|
2139 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
|
2140 != NGX_OK) |
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8004
diff
changeset
|
2141 { |
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8004
diff
changeset
|
2142 return NGX_ERROR; |
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8004
diff
changeset
|
2143 } |
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8004
diff
changeset
|
2144 |
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8004
diff
changeset
|
2145 break; |
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8004
diff
changeset
|
2146 |
7791
9b9d592c0da3
Ignore non-yet-implemented frames.
Vladimir Homutov <vl@nginx.com>
parents:
7788
diff
changeset
|
2147 case NGX_QUIC_FT_NEW_CONNECTION_ID: |
9b9d592c0da3
Ignore non-yet-implemented frames.
Vladimir Homutov <vl@nginx.com>
parents:
7788
diff
changeset
|
2148 case NGX_QUIC_FT_RETIRE_CONNECTION_ID: |
9b9d592c0da3
Ignore non-yet-implemented frames.
Vladimir Homutov <vl@nginx.com>
parents:
7788
diff
changeset
|
2149 case NGX_QUIC_FT_PATH_CHALLENGE: |
9b9d592c0da3
Ignore non-yet-implemented frames.
Vladimir Homutov <vl@nginx.com>
parents:
7788
diff
changeset
|
2150 case NGX_QUIC_FT_PATH_RESPONSE: |
9b9d592c0da3
Ignore non-yet-implemented frames.
Vladimir Homutov <vl@nginx.com>
parents:
7788
diff
changeset
|
2151 |
9b9d592c0da3
Ignore non-yet-implemented frames.
Vladimir Homutov <vl@nginx.com>
parents:
7788
diff
changeset
|
2152 /* TODO: handle */ |
9b9d592c0da3
Ignore non-yet-implemented frames.
Vladimir Homutov <vl@nginx.com>
parents:
7788
diff
changeset
|
2153 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, c->log, 0, |
7836 | 2154 "quic frame handler not implemented"); |
7791
9b9d592c0da3
Ignore non-yet-implemented frames.
Vladimir Homutov <vl@nginx.com>
parents:
7788
diff
changeset
|
2155 break; |
9b9d592c0da3
Ignore non-yet-implemented frames.
Vladimir Homutov <vl@nginx.com>
parents:
7788
diff
changeset
|
2156 |
7691 | 2157 default: |
7823
4e4485793418
Added MAX_STREAM_DATA stub handler.
Vladimir Homutov <vl@nginx.com>
parents:
7822
diff
changeset
|
2158 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, c->log, 0, |
7836 | 2159 "quic missing frame handler"); |
7691 | 2160 return NGX_ERROR; |
2161 } | |
2162 } | |
2163 | |
2164 if (p != end) { | |
2165 ngx_log_error(NGX_LOG_INFO, c->log, 0, | |
7838 | 2166 "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
|
2167 |
fb7422074258
Added generation of CC frames with error on connection termination.
Vladimir Homutov <vl@nginx.com>
parents:
7861
diff
changeset
|
2168 qc->error = NGX_QUIC_ERR_FRAME_ENCODING_ERROR; |
7691 | 2169 return NGX_ERROR; |
2170 } | |
2171 | |
2172 if (do_close) { | |
7832
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
2173 qc->draining = 1; |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
2174 ngx_quic_close_connection(c, NGX_OK); |
7691 | 2175 } |
2176 | |
7844
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7842
diff
changeset
|
2177 return NGX_OK; |
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7842
diff
changeset
|
2178 } |
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7842
diff
changeset
|
2179 |
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7842
diff
changeset
|
2180 |
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7842
diff
changeset
|
2181 static ngx_int_t |
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7842
diff
changeset
|
2182 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
|
2183 { |
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7842
diff
changeset
|
2184 ngx_quic_frame_t *frame; |
7691 | 2185 |
7741 | 2186 c->log->action = "generating acknowledgment"; |
2187 | |
7844
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7842
diff
changeset
|
2188 /* 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
|
2189 |
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7842
diff
changeset
|
2190 frame = ngx_quic_alloc_frame(c, 0); |
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7842
diff
changeset
|
2191 if (frame == NULL) { |
7691 | 2192 return NGX_ERROR; |
2193 } | |
2194 | |
7844
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7842
diff
changeset
|
2195 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
|
2196 ? ssl_encryption_application |
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7842
diff
changeset
|
2197 : pkt->level; |
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7842
diff
changeset
|
2198 |
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7842
diff
changeset
|
2199 frame->type = NGX_QUIC_FT_ACK; |
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7842
diff
changeset
|
2200 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
|
2201 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
|
2202 |
7996
d2f716e668e8
Fixed format specifiers.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7995
diff
changeset
|
2203 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
|
2204 pkt->pn, frame->level); |
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7842
diff
changeset
|
2205 ngx_quic_queue_frame(c->quic, frame); |
7691 | 2206 |
7775 | 2207 return NGX_OK; |
7691 | 2208 } |
2209 | |
2210 | |
2211 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
|
2212 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
|
2213 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
|
2214 { |
0d1ad81dd65c
QUIC: delay field of an ACK frame is now calculated.
Vladimir Homutov <vl@nginx.com>
parents:
7987
diff
changeset
|
2215 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
|
2216 struct timeval tv; |
0d1ad81dd65c
QUIC: delay field of an ACK frame is now calculated.
Vladimir Homutov <vl@nginx.com>
parents:
7987
diff
changeset
|
2217 |
0d1ad81dd65c
QUIC: delay field of an ACK frame is now calculated.
Vladimir Homutov <vl@nginx.com>
parents:
7987
diff
changeset
|
2218 ack_delay = 0; |
0d1ad81dd65c
QUIC: delay field of an ACK frame is now calculated.
Vladimir Homutov <vl@nginx.com>
parents:
7987
diff
changeset
|
2219 |
0d1ad81dd65c
QUIC: delay field of an ACK frame is now calculated.
Vladimir Homutov <vl@nginx.com>
parents:
7987
diff
changeset
|
2220 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
|
2221 ngx_gettimeofday(&tv); |
0d1ad81dd65c
QUIC: delay field of an ACK frame is now calculated.
Vladimir Homutov <vl@nginx.com>
parents:
7987
diff
changeset
|
2222 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
|
2223 + 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
|
2224 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
|
2225 } |
0d1ad81dd65c
QUIC: delay field of an ACK frame is now calculated.
Vladimir Homutov <vl@nginx.com>
parents:
7987
diff
changeset
|
2226 |
0d1ad81dd65c
QUIC: delay field of an ACK frame is now calculated.
Vladimir Homutov <vl@nginx.com>
parents:
7987
diff
changeset
|
2227 return ack_delay; |
0d1ad81dd65c
QUIC: delay field of an ACK frame is now calculated.
Vladimir Homutov <vl@nginx.com>
parents:
7987
diff
changeset
|
2228 } |
0d1ad81dd65c
QUIC: delay field of an ACK frame is now calculated.
Vladimir Homutov <vl@nginx.com>
parents:
7987
diff
changeset
|
2229 |
0d1ad81dd65c
QUIC: delay field of an ACK frame is now calculated.
Vladimir Homutov <vl@nginx.com>
parents:
7987
diff
changeset
|
2230 |
0d1ad81dd65c
QUIC: delay field of an ACK frame is now calculated.
Vladimir Homutov <vl@nginx.com>
parents:
7987
diff
changeset
|
2231 static ngx_int_t |
7953
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
7945
diff
changeset
|
2232 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
|
2233 { |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
2234 ngx_quic_frame_t *frame; |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
2235 ngx_quic_connection_t *qc; |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
2236 |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
2237 qc = c->quic; |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
2238 |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
2239 if (qc->draining) { |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
2240 return NGX_OK; |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
2241 } |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
2242 |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
2243 if (qc->closing |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
2244 && 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
|
2245 { |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
2246 /* dot not send CC too often */ |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
2247 return NGX_OK; |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
2248 } |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
2249 |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
2250 frame = ngx_quic_alloc_frame(c, 0); |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
2251 if (frame == NULL) { |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
2252 return NGX_ERROR; |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
2253 } |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
2254 |
7953
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
7945
diff
changeset
|
2255 frame->level = qc->error_level; |
7832
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
2256 frame->type = NGX_QUIC_FT_CONNECTION_CLOSE; |
7953
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
7945
diff
changeset
|
2257 frame->u.close.error_code = qc->error; |
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
7945
diff
changeset
|
2258 frame->u.close.frame_type = qc->error_ftype; |
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
7945
diff
changeset
|
2259 frame->u.close.app = qc->error_app; |
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
7945
diff
changeset
|
2260 |
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
7945
diff
changeset
|
2261 if (qc->error_reason) { |
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
7945
diff
changeset
|
2262 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
|
2263 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
|
2264 } |
ffd362e87eb2
Added more context to CONNECTION CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
7875
diff
changeset
|
2265 |
ffd362e87eb2
Added more context to CONNECTION CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
7875
diff
changeset
|
2266 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
|
2267 "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
|
2268 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
|
2269 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
|
2270 |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
2271 ngx_quic_queue_frame(c->quic, frame); |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
2272 |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
2273 qc->last_cc = ngx_current_msec; |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
2274 |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
2275 return ngx_quic_output(c); |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
2276 } |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
2277 |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
2278 |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
2279 static ngx_int_t |
7861
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7860
diff
changeset
|
2280 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
|
2281 { |
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7860
diff
changeset
|
2282 ngx_str_t token; |
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7860
diff
changeset
|
2283 ngx_quic_frame_t *frame; |
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7860
diff
changeset
|
2284 |
7999
0d2b2664b41c
QUIC: added "quic" listen parameter.
Roman Arutyunyan <arut@nginx.com>
parents:
7998
diff
changeset
|
2285 if (!c->quic->conf->retry) { |
7861
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7860
diff
changeset
|
2286 return NGX_OK; |
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7860
diff
changeset
|
2287 } |
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7860
diff
changeset
|
2288 |
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7860
diff
changeset
|
2289 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
|
2290 return NGX_ERROR; |
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7860
diff
changeset
|
2291 } |
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7860
diff
changeset
|
2292 |
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7860
diff
changeset
|
2293 frame = ngx_quic_alloc_frame(c, 0); |
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7860
diff
changeset
|
2294 if (frame == NULL) { |
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7860
diff
changeset
|
2295 return NGX_ERROR; |
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7860
diff
changeset
|
2296 } |
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7860
diff
changeset
|
2297 |
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7860
diff
changeset
|
2298 frame->level = ssl_encryption_application; |
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7860
diff
changeset
|
2299 frame->type = NGX_QUIC_FT_NEW_TOKEN; |
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7860
diff
changeset
|
2300 frame->u.token.length = token.len; |
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7860
diff
changeset
|
2301 frame->u.token.data = token.data; |
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7860
diff
changeset
|
2302 ngx_sprintf(frame->info, "NEW_TOKEN"); |
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7860
diff
changeset
|
2303 ngx_quic_queue_frame(c->quic, frame); |
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7860
diff
changeset
|
2304 |
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7860
diff
changeset
|
2305 return NGX_OK; |
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7860
diff
changeset
|
2306 } |
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7860
diff
changeset
|
2307 |
7945 | 2308 |
7861
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7860
diff
changeset
|
2309 static ngx_int_t |
7691 | 2310 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
|
2311 ngx_quic_ack_frame_t *ack) |
7691 | 2312 { |
7989
9ed4c12ec948
QUIC: caching c->quic in the ngx_quic_handle_ack_frame() function.
Vladimir Homutov <vl@nginx.com>
parents:
7988
diff
changeset
|
2313 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
|
2314 u_char *pos, *end; |
8020
69033a50c3ae
QUIC: fixed ACK Ranges processing.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8019
diff
changeset
|
2315 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
|
2316 ngx_msec_t send_time; |
8020
69033a50c3ae
QUIC: fixed ACK Ranges processing.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8019
diff
changeset
|
2317 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
|
2318 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
|
2319 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
|
2320 |
9ed4c12ec948
QUIC: caching c->quic in the ngx_quic_handle_ack_frame() function.
Vladimir Homutov <vl@nginx.com>
parents:
7988
diff
changeset
|
2321 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
|
2322 |
9ed4c12ec948
QUIC: caching c->quic in the ngx_quic_handle_ack_frame() function.
Vladimir Homutov <vl@nginx.com>
parents:
7988
diff
changeset
|
2323 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
|
2324 |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
2325 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0, |
7836 | 2326 "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
|
2327 |
7792 | 2328 /* |
7862
fb7422074258
Added generation of CC frames with error on connection termination.
Vladimir Homutov <vl@nginx.com>
parents:
7861
diff
changeset
|
2329 * 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
|
2330 * 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
|
2331 * (19.3.1) |
7792 | 2332 */ |
2333 | |
7774
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
2334 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
|
2335 qc->error = NGX_QUIC_ERR_FRAME_ENCODING_ERROR; |
7774
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
2336 ngx_log_error(NGX_LOG_INFO, c->log, 0, |
7838 | 2337 "quic invalid first range in ack frame"); |
7774
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
2338 return NGX_ERROR; |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
2339 } |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
2340 |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
2341 min = ack->largest - ack->first_range; |
7792 | 2342 max = ack->largest; |
2343 | |
7987
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
7953
diff
changeset
|
2344 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
|
2345 != NGX_OK) |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
7953
diff
changeset
|
2346 { |
7792 | 2347 return NGX_ERROR; |
2348 } | |
2349 | |
2350 /* 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
|
2351 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
|
2352 ctx->largest_ack = max; |
7792 | 2353 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
|
2354 "quic updated largest received ack: %uL", max); |
7987
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
7953
diff
changeset
|
2355 |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
7953
diff
changeset
|
2356 /* |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
7953
diff
changeset
|
2357 * An endpoint generates an RTT sample on receiving an |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
7953
diff
changeset
|
2358 * ACK frame that meets the following two conditions: |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
7953
diff
changeset
|
2359 * |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
7953
diff
changeset
|
2360 * - the largest acknowledged packet number is newly acknowledged |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
7953
diff
changeset
|
2361 * - 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
|
2362 */ |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
7953
diff
changeset
|
2363 |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
7953
diff
changeset
|
2364 if (send_time != NGX_TIMER_INFINITE) { |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
7953
diff
changeset
|
2365 ngx_quic_rtt_sample(c, ack, pkt->level, send_time); |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
7953
diff
changeset
|
2366 } |
7792 | 2367 } |
2368 | |
2369 pos = ack->ranges_start; | |
2370 end = ack->ranges_end; | |
2371 | |
2372 for (i = 0; i < ack->range_count; i++) { | |
2373 | |
2374 n = ngx_quic_parse_ack_range(pkt, pos, end, &gap, &range); | |
2375 if (n == NGX_ERROR) { | |
2376 return NGX_ERROR; | |
2377 } | |
2378 pos += n; | |
2379 | |
8020
69033a50c3ae
QUIC: fixed ACK Ranges processing.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8019
diff
changeset
|
2380 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
|
2381 qc->error = NGX_QUIC_ERR_FRAME_ENCODING_ERROR; |
7792 | 2382 ngx_log_error(NGX_LOG_INFO, c->log, 0, |
7838 | 2383 "quic invalid range %ui in ack frame", i); |
7792 | 2384 return NGX_ERROR; |
2385 } | |
2386 | |
8020
69033a50c3ae
QUIC: fixed ACK Ranges processing.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8019
diff
changeset
|
2387 max = min - gap - 2; |
69033a50c3ae
QUIC: fixed ACK Ranges processing.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8019
diff
changeset
|
2388 |
69033a50c3ae
QUIC: fixed ACK Ranges processing.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8019
diff
changeset
|
2389 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
|
2390 qc->error = NGX_QUIC_ERR_FRAME_ENCODING_ERROR; |
7792 | 2391 ngx_log_error(NGX_LOG_INFO, c->log, 0, |
7838 | 2392 "quic invalid range %ui in ack frame", i); |
7792 | 2393 return NGX_ERROR; |
2394 } | |
2395 | |
8020
69033a50c3ae
QUIC: fixed ACK Ranges processing.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8019
diff
changeset
|
2396 min = max - range; |
7792 | 2397 |
7987
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
7953
diff
changeset
|
2398 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
|
2399 != NGX_OK) |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
7953
diff
changeset
|
2400 { |
7792 | 2401 return NGX_ERROR; |
2402 } | |
2403 } | |
2404 | |
8051
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8050
diff
changeset
|
2405 return ngx_quic_detect_lost(c); |
7792 | 2406 } |
2407 | |
2408 | |
2409 static ngx_int_t | |
7808
bda817d16cc2
Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents:
7794
diff
changeset
|
2410 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
|
2411 uint64_t min, uint64_t max, ngx_msec_t *send_time) |
7792 | 2412 { |
7987
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
7953
diff
changeset
|
2413 uint64_t found_num; |
7841
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
2414 ngx_uint_t found; |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
2415 ngx_queue_t *q; |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
2416 ngx_quic_frame_t *f; |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
2417 ngx_quic_connection_t *qc; |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
2418 |
8020
69033a50c3ae
QUIC: fixed ACK Ranges processing.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8019
diff
changeset
|
2419 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
|
2420 "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
|
2421 |
7841
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
2422 qc = c->quic; |
7774
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
2423 |
7987
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
7953
diff
changeset
|
2424 *send_time = NGX_TIMER_INFINITE; |
7774
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
2425 found = 0; |
7987
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
7953
diff
changeset
|
2426 found_num = 0; |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
7953
diff
changeset
|
2427 |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
7953
diff
changeset
|
2428 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
|
2429 |
bda817d16cc2
Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents:
7794
diff
changeset
|
2430 while (q != ngx_queue_sentinel(&ctx->sent)) { |
7774
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
2431 |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
2432 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
|
2433 q = ngx_queue_prev(q); |
7774
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
2434 |
7792 | 2435 if (f->pnum >= min && f->pnum <= max) { |
7841
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
2436 ngx_quic_congestion_ack(c, f); |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
2437 |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
2438 ngx_quic_handle_stream_ack(c, f); |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
2439 |
7987
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
7953
diff
changeset
|
2440 if (f->pnum > found_num || !found) { |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
7953
diff
changeset
|
2441 *send_time = f->last; |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
7953
diff
changeset
|
2442 found_num = f->pnum; |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
7953
diff
changeset
|
2443 } |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
7953
diff
changeset
|
2444 |
7774
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
2445 ngx_queue_remove(&f->queue); |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
2446 ngx_quic_free_frame(c, f); |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
2447 found = 1; |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
2448 } |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
2449 } |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
2450 |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
2451 if (!found) { |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
2452 |
7932
4e75267865de
QUIC: fixed off-by-one in frame range handler.
Vladimir Homutov <vl@nginx.com>
parents:
7931
diff
changeset
|
2453 if (max < ctx->pnum) { |
7774
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
2454 /* duplicate ACK or ACK for non-ack-eliciting frame */ |
7792 | 2455 return NGX_OK; |
7774
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
2456 } |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
2457 |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
2458 ngx_log_error(NGX_LOG_INFO, c->log, 0, |
7878 | 2459 "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
|
2460 |
fb7422074258
Added generation of CC frames with error on connection termination.
Vladimir Homutov <vl@nginx.com>
parents:
7861
diff
changeset
|
2461 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
|
2462 qc->error_ftype = NGX_QUIC_FT_ACK; |
ffd362e87eb2
Added more context to CONNECTION CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
7875
diff
changeset
|
2463 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
|
2464 |
7774
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
2465 return NGX_ERROR; |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
2466 } |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
2467 |
7841
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
2468 if (!qc->push.timer_set) { |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
2469 ngx_post_event(&qc->push, &ngx_posted_events); |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
2470 } |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
2471 |
7993
b276833111cf
QUIC: implemented probe timeout (PTO) calculation.
Vladimir Homutov <vl@nginx.com>
parents:
7992
diff
changeset
|
2472 qc->pto_count = 0; |
b276833111cf
QUIC: implemented probe timeout (PTO) calculation.
Vladimir Homutov <vl@nginx.com>
parents:
7992
diff
changeset
|
2473 |
7691 | 2474 return NGX_OK; |
2475 } | |
2476 | |
2477 | |
7841
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
2478 static void |
7987
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
7953
diff
changeset
|
2479 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
|
2480 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
|
2481 { |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
7953
diff
changeset
|
2482 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
|
2483 ngx_quic_connection_t *qc; |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
7953
diff
changeset
|
2484 |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
7953
diff
changeset
|
2485 qc = c->quic; |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
7953
diff
changeset
|
2486 |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
7953
diff
changeset
|
2487 latest_rtt = ngx_current_msec - send_time; |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
7953
diff
changeset
|
2488 qc->latest_rtt = latest_rtt; |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
7953
diff
changeset
|
2489 |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
7953
diff
changeset
|
2490 if (qc->min_rtt == NGX_TIMER_INFINITE) { |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
7953
diff
changeset
|
2491 qc->min_rtt = latest_rtt; |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
7953
diff
changeset
|
2492 qc->avg_rtt = latest_rtt; |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
7953
diff
changeset
|
2493 qc->rttvar = latest_rtt / 2; |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
7953
diff
changeset
|
2494 |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
7953
diff
changeset
|
2495 } else { |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
7953
diff
changeset
|
2496 qc->min_rtt = ngx_min(qc->min_rtt, latest_rtt); |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
7953
diff
changeset
|
2497 |
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 if (level == ssl_encryption_application) { |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
7953
diff
changeset
|
2500 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
|
2501 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
|
2502 |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
7953
diff
changeset
|
2503 } else { |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
7953
diff
changeset
|
2504 ack_delay = 0; |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
7953
diff
changeset
|
2505 } |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
7953
diff
changeset
|
2506 |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
7953
diff
changeset
|
2507 adjusted_rtt = latest_rtt; |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
7953
diff
changeset
|
2508 |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
7953
diff
changeset
|
2509 if (qc->min_rtt + ack_delay < latest_rtt) { |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
7953
diff
changeset
|
2510 adjusted_rtt -= ack_delay; |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
7953
diff
changeset
|
2511 } |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
7953
diff
changeset
|
2512 |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
7953
diff
changeset
|
2513 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
|
2514 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
|
2515 qc->rttvar = 0.75 * qc->rttvar + 0.25 * rttvar_sample; |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
7953
diff
changeset
|
2516 } |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
7953
diff
changeset
|
2517 |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
7953
diff
changeset
|
2518 ngx_log_debug4(NGX_LOG_DEBUG_EVENT, c->log, 0, |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
7953
diff
changeset
|
2519 "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
|
2520 latest_rtt, qc->min_rtt, qc->avg_rtt, qc->rttvar); |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
7953
diff
changeset
|
2521 } |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
7953
diff
changeset
|
2522 |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
7953
diff
changeset
|
2523 |
7993
b276833111cf
QUIC: implemented probe timeout (PTO) calculation.
Vladimir Homutov <vl@nginx.com>
parents:
7992
diff
changeset
|
2524 static ngx_inline ngx_msec_t |
b276833111cf
QUIC: implemented probe timeout (PTO) calculation.
Vladimir Homutov <vl@nginx.com>
parents:
7992
diff
changeset
|
2525 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
|
2526 { |
b276833111cf
QUIC: implemented probe timeout (PTO) calculation.
Vladimir Homutov <vl@nginx.com>
parents:
7992
diff
changeset
|
2527 ngx_msec_t duration; |
b276833111cf
QUIC: implemented probe timeout (PTO) calculation.
Vladimir Homutov <vl@nginx.com>
parents:
7992
diff
changeset
|
2528 ngx_quic_connection_t *qc; |
b276833111cf
QUIC: implemented probe timeout (PTO) calculation.
Vladimir Homutov <vl@nginx.com>
parents:
7992
diff
changeset
|
2529 |
b276833111cf
QUIC: implemented probe timeout (PTO) calculation.
Vladimir Homutov <vl@nginx.com>
parents:
7992
diff
changeset
|
2530 qc = c->quic; |
b276833111cf
QUIC: implemented probe timeout (PTO) calculation.
Vladimir Homutov <vl@nginx.com>
parents:
7992
diff
changeset
|
2531 |
b276833111cf
QUIC: implemented probe timeout (PTO) calculation.
Vladimir Homutov <vl@nginx.com>
parents:
7992
diff
changeset
|
2532 /* PTO calculation: quic-recovery, Appendix 8 */ |
b276833111cf
QUIC: implemented probe timeout (PTO) calculation.
Vladimir Homutov <vl@nginx.com>
parents:
7992
diff
changeset
|
2533 duration = qc->avg_rtt; |
b276833111cf
QUIC: implemented probe timeout (PTO) calculation.
Vladimir Homutov <vl@nginx.com>
parents:
7992
diff
changeset
|
2534 |
b276833111cf
QUIC: implemented probe timeout (PTO) calculation.
Vladimir Homutov <vl@nginx.com>
parents:
7992
diff
changeset
|
2535 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
|
2536 duration <<= qc->pto_count; |
b276833111cf
QUIC: implemented probe timeout (PTO) calculation.
Vladimir Homutov <vl@nginx.com>
parents:
7992
diff
changeset
|
2537 |
b276833111cf
QUIC: implemented probe timeout (PTO) calculation.
Vladimir Homutov <vl@nginx.com>
parents:
7992
diff
changeset
|
2538 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
|
2539 return duration; |
b276833111cf
QUIC: implemented probe timeout (PTO) calculation.
Vladimir Homutov <vl@nginx.com>
parents:
7992
diff
changeset
|
2540 } |
b276833111cf
QUIC: implemented probe timeout (PTO) calculation.
Vladimir Homutov <vl@nginx.com>
parents:
7992
diff
changeset
|
2541 |
b276833111cf
QUIC: implemented probe timeout (PTO) calculation.
Vladimir Homutov <vl@nginx.com>
parents:
7992
diff
changeset
|
2542 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
|
2543 /* application send space */ |
b276833111cf
QUIC: implemented probe timeout (PTO) calculation.
Vladimir Homutov <vl@nginx.com>
parents:
7992
diff
changeset
|
2544 |
b276833111cf
QUIC: implemented probe timeout (PTO) calculation.
Vladimir Homutov <vl@nginx.com>
parents:
7992
diff
changeset
|
2545 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
|
2546 } |
b276833111cf
QUIC: implemented probe timeout (PTO) calculation.
Vladimir Homutov <vl@nginx.com>
parents:
7992
diff
changeset
|
2547 |
b276833111cf
QUIC: implemented probe timeout (PTO) calculation.
Vladimir Homutov <vl@nginx.com>
parents:
7992
diff
changeset
|
2548 return duration; |
b276833111cf
QUIC: implemented probe timeout (PTO) calculation.
Vladimir Homutov <vl@nginx.com>
parents:
7992
diff
changeset
|
2549 } |
b276833111cf
QUIC: implemented probe timeout (PTO) calculation.
Vladimir Homutov <vl@nginx.com>
parents:
7992
diff
changeset
|
2550 |
b276833111cf
QUIC: implemented probe timeout (PTO) calculation.
Vladimir Homutov <vl@nginx.com>
parents:
7992
diff
changeset
|
2551 |
7987
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
7953
diff
changeset
|
2552 static void |
7841
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
2553 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
|
2554 { |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
2555 uint64_t sent, unacked; |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
2556 ngx_event_t *wev; |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
2557 ngx_quic_stream_t *sn; |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
2558 ngx_quic_connection_t *qc; |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
2559 |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
2560 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
|
2561 return; |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
2562 } |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
2563 |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
2564 qc = c->quic; |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
2565 |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
2566 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
|
2567 if (sn == NULL) { |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
2568 return; |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
2569 } |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
2570 |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
2571 wev = sn->c->write; |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
2572 sent = sn->c->sent; |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
2573 unacked = sent - sn->acked; |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
2574 |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
2575 if (unacked >= NGX_QUIC_STREAM_BUFSIZE && wev->active) { |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
2576 wev->ready = 1; |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
2577 ngx_post_event(wev, &ngx_posted_events); |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
2578 } |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
2579 |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
2580 sn->acked += f->u.stream.length; |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
2581 |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
2582 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
|
2583 "quic stream ack %uL acked:%uL, unacked:%uL", |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
2584 f->u.stream.length, sn->acked, sent - sn->acked); |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
2585 } |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
2586 |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
2587 |
7691 | 2588 static ngx_int_t |
7810
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2589 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
|
2590 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
|
2591 { |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2592 size_t full_len; |
7811
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
7810
diff
changeset
|
2593 ngx_int_t rc; |
7810
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2594 ngx_queue_t *q; |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2595 ngx_quic_ordered_frame_t *f; |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2596 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2597 f = &frame->u.ord; |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2598 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2599 if (f->offset > fs->received) { |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2600 ngx_log_debug2(NGX_LOG_DEBUG_EVENT, c->log, 0, |
7996
d2f716e668e8
Fixed format specifiers.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7995
diff
changeset
|
2601 "quic out-of-order frame: expecting %uL got %uL", |
7810
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2602 fs->received, f->offset); |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2603 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2604 return ngx_quic_buffer_frame(c, fs, frame); |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2605 } |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2606 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2607 if (f->offset < fs->received) { |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2608 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2609 if (ngx_quic_adjust_frame_offset(c, frame, fs->received) |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2610 == NGX_DONE) |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2611 { |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2612 /* old/duplicate data range */ |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2613 return NGX_OK; |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2614 } |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2615 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2616 /* intersecting data range, frame modified */ |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2617 } |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2618 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2619 /* f->offset == fs->received */ |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2620 |
7855
81a4f98a2556
Cleaned up reordering code.
Vladimir Homutov <vl@nginx.com>
parents:
7854
diff
changeset
|
2621 rc = handler(c, frame, data); |
7811
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
7810
diff
changeset
|
2622 if (rc == NGX_ERROR) { |
7691 | 2623 return NGX_ERROR; |
7811
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
7810
diff
changeset
|
2624 |
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
7810
diff
changeset
|
2625 } else if (rc == NGX_DONE) { |
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
7810
diff
changeset
|
2626 /* handler destroyed stream, queue no longer exists */ |
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
7810
diff
changeset
|
2627 return NGX_OK; |
7691 | 2628 } |
2629 | |
7811
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
7810
diff
changeset
|
2630 /* rc == NGX_OK */ |
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
7810
diff
changeset
|
2631 |
7810
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2632 fs->received += f->length; |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2633 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2634 /* 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
|
2635 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2636 do { |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2637 q = ngx_queue_head(&fs->frames); |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2638 if (q == ngx_queue_sentinel(&fs->frames)) { |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2639 break; |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2640 } |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2641 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2642 frame = ngx_queue_data(q, ngx_quic_frame_t, queue); |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2643 f = &frame->u.ord; |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2644 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2645 if (f->offset > fs->received) { |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2646 /* gap found, nothing more to do */ |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2647 break; |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2648 } |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2649 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2650 full_len = f->length; |
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 if (f->offset < fs->received) { |
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 (ngx_quic_adjust_frame_offset(c, frame, fs->received) |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2655 == NGX_DONE) |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2656 { |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2657 /* old/duplicate data range */ |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2658 ngx_queue_remove(q); |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2659 fs->total -= f->length; |
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 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0, |
7836 | 2662 "quic skipped buffered frame, total %ui", |
2663 fs->total); | |
7810
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2664 ngx_quic_free_frame(c, frame); |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2665 continue; |
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 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2668 /* frame was adjusted, proceed to input */ |
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 /* f->offset == fs->received */ |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2672 |
7855
81a4f98a2556
Cleaned up reordering code.
Vladimir Homutov <vl@nginx.com>
parents:
7854
diff
changeset
|
2673 rc = handler(c, frame, data); |
7811
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
7810
diff
changeset
|
2674 |
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
7810
diff
changeset
|
2675 if (rc == NGX_ERROR) { |
7810
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2676 return NGX_ERROR; |
7811
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
7810
diff
changeset
|
2677 |
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
7810
diff
changeset
|
2678 } else if (rc == NGX_DONE) { |
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
7810
diff
changeset
|
2679 /* handler destroyed stream, queue no longer exists */ |
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
7810
diff
changeset
|
2680 return NGX_OK; |
7810
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2681 } |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2682 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2683 fs->received += f->length; |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2684 fs->total -= full_len; |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2685 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2686 ngx_queue_remove(q); |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2687 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2688 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0, |
7836 | 2689 "quic consumed buffered frame, total %ui", fs->total); |
7810
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 ngx_quic_free_frame(c, frame); |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2692 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2693 } while (1); |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2694 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2695 return NGX_OK; |
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 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2698 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2699 static ngx_int_t |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2700 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
|
2701 uint64_t offset_in) |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2702 { |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2703 size_t tail; |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2704 ngx_quic_ordered_frame_t *f; |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2705 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2706 f = &frame->u.ord; |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2707 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2708 tail = offset_in - f->offset; |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2709 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2710 if (tail >= f->length) { |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2711 /* range preceeding already received data or duplicate, ignore */ |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2712 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2713 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, c->log, 0, |
7836 | 2714 "quic old or duplicate data in ordered frame, ignored"); |
7810
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2715 return NGX_DONE; |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2716 } |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2717 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2718 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, c->log, 0, |
7836 | 2719 "quic adjusted ordered frame data start to expected offset"); |
7810
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2720 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2721 /* intersecting range: adjust data size */ |
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 f->offset += tail; |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2724 f->data += tail; |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2725 f->length -= tail; |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2726 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2727 return NGX_OK; |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2728 } |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2729 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2730 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2731 static ngx_int_t |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2732 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
|
2733 ngx_quic_frame_t *frame) |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2734 { |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2735 u_char *data; |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2736 ngx_queue_t *q; |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2737 ngx_quic_frame_t *dst, *item; |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2738 ngx_quic_ordered_frame_t *f, *df; |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2739 |
7836 | 2740 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, c->log, 0, |
2741 "quic ngx_quic_buffer_frame"); | |
7810
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 f = &frame->u.ord; |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2744 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2745 /* frame start offset is in the future, buffer it */ |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2746 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2747 /* check limit on total size used by all buffered frames, not actual data */ |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2748 if (NGX_QUIC_MAX_BUFFERED - fs->total < f->length) { |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2749 ngx_log_error(NGX_LOG_INFO, c->log, 0, |
7838 | 2750 "quic ordered input buffer limit exceeded"); |
7810
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2751 return NGX_ERROR; |
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 dst = ngx_quic_alloc_frame(c, f->length); |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2755 if (dst == NULL) { |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2756 return NGX_ERROR; |
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 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2759 data = dst->data; |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2760 ngx_memcpy(dst, frame, sizeof(ngx_quic_frame_t)); |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2761 dst->data = data; |
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 ngx_memcpy(dst->data, f->data, f->length); |
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 df = &dst->u.ord; |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2766 df->data = dst->data; |
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 fs->total += f->length; |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2769 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2770 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0, |
7836 | 2771 "quic ordered frame with unexpected offset:" |
2772 " buffered, total %ui", fs->total); | |
7810
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2773 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2774 /* TODO: do we need some timeout for this queue ? */ |
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 if (ngx_queue_empty(&fs->frames)) { |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2777 ngx_queue_insert_after(&fs->frames, &dst->queue); |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2778 return NGX_OK; |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2779 } |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2780 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2781 for (q = ngx_queue_last(&fs->frames); |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2782 q != ngx_queue_sentinel(&fs->frames); |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2783 q = ngx_queue_prev(q)) |
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 item = ngx_queue_data(q, ngx_quic_frame_t, queue); |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2786 f = &item->u.ord; |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2787 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2788 if (f->offset < df->offset) { |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2789 ngx_queue_insert_after(q, &dst->queue); |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2790 return NGX_OK; |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2791 } |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2792 } |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2793 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2794 ngx_queue_insert_after(&fs->frames, &dst->queue); |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2795 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2796 return NGX_OK; |
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 |
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 static ngx_int_t |
7812
76839f55bc48
Sorted functions and functions declarations.
Vladimir Homutov <vl@nginx.com>
parents:
7811
diff
changeset
|
2801 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
|
2802 ngx_quic_frame_t *frame) |
76839f55bc48
Sorted functions and functions declarations.
Vladimir Homutov <vl@nginx.com>
parents:
7811
diff
changeset
|
2803 { |
76839f55bc48
Sorted functions and functions declarations.
Vladimir Homutov <vl@nginx.com>
parents:
7811
diff
changeset
|
2804 ngx_quic_connection_t *qc; |
76839f55bc48
Sorted functions and functions declarations.
Vladimir Homutov <vl@nginx.com>
parents:
7811
diff
changeset
|
2805 ngx_quic_frames_stream_t *fs; |
76839f55bc48
Sorted functions and functions declarations.
Vladimir Homutov <vl@nginx.com>
parents:
7811
diff
changeset
|
2806 |
76839f55bc48
Sorted functions and functions declarations.
Vladimir Homutov <vl@nginx.com>
parents:
7811
diff
changeset
|
2807 qc = c->quic; |
76839f55bc48
Sorted functions and functions declarations.
Vladimir Homutov <vl@nginx.com>
parents:
7811
diff
changeset
|
2808 fs = &qc->crypto[pkt->level]; |
76839f55bc48
Sorted functions and functions declarations.
Vladimir Homutov <vl@nginx.com>
parents:
7811
diff
changeset
|
2809 |
7855
81a4f98a2556
Cleaned up reordering code.
Vladimir Homutov <vl@nginx.com>
parents:
7854
diff
changeset
|
2810 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
|
2811 NULL); |
7812
76839f55bc48
Sorted functions and functions declarations.
Vladimir Homutov <vl@nginx.com>
parents:
7811
diff
changeset
|
2812 } |
76839f55bc48
Sorted functions and functions declarations.
Vladimir Homutov <vl@nginx.com>
parents:
7811
diff
changeset
|
2813 |
76839f55bc48
Sorted functions and functions declarations.
Vladimir Homutov <vl@nginx.com>
parents:
7811
diff
changeset
|
2814 |
76839f55bc48
Sorted functions and functions declarations.
Vladimir Homutov <vl@nginx.com>
parents:
7811
diff
changeset
|
2815 static ngx_int_t |
7855
81a4f98a2556
Cleaned up reordering code.
Vladimir Homutov <vl@nginx.com>
parents:
7854
diff
changeset
|
2816 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
|
2817 { |
7996
d2f716e668e8
Fixed format specifiers.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7995
diff
changeset
|
2818 int n, sslerr; |
8025
7f9938cbcd12
QUIC: fixed leak of bytes_in_flight on keys discard.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8024
diff
changeset
|
2819 ngx_queue_t *q; |
7810
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2820 ngx_ssl_conn_t *ssl_conn; |
7870
e169cce912c7
Avoid retransmitting of packets with discarded keys.
Vladimir Homutov <vl@nginx.com>
parents:
7869
diff
changeset
|
2821 ngx_quic_send_ctx_t *ctx; |
7810
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2822 ngx_quic_crypto_frame_t *f; |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2823 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2824 f = &frame->u.crypto; |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2825 |
7691 | 2826 ssl_conn = c->ssl->connection; |
2827 | |
2828 ngx_log_debug2(NGX_LOG_DEBUG_EVENT, c->log, 0, | |
7836 | 2829 "quic SSL_quic_read_level: %d, SSL_quic_write_level: %d", |
7691 | 2830 (int) SSL_quic_read_level(ssl_conn), |
2831 (int) SSL_quic_write_level(ssl_conn)); | |
2832 | |
2833 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
|
2834 f->data, f->length)) |
7691 | 2835 { |
2836 ngx_ssl_error(NGX_LOG_INFO, c->log, 0, | |
2837 "SSL_provide_quic_data() failed"); | |
2838 return NGX_ERROR; | |
2839 } | |
2840 | |
2841 n = SSL_do_handshake(ssl_conn); | |
2842 | |
2843 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0, "SSL_do_handshake: %d", n); | |
2844 | |
2845 if (n == -1) { | |
2846 sslerr = SSL_get_error(ssl_conn, n); | |
2847 | |
2848 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0, "SSL_get_error: %d", | |
2849 sslerr); | |
2850 | |
7766
23a2b5e7acc8
Improved SSL_do_handshake() error handling in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7765
diff
changeset
|
2851 if (sslerr != SSL_ERROR_WANT_READ) { |
7691 | 2852 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
|
2853 return NGX_ERROR; |
7691 | 2854 } |
7729
1295b293d09a
Connection states code cleanup.
Vladimir Homutov <vl@nginx.com>
parents:
7726
diff
changeset
|
2855 |
7768
76818c9cdd6f
Sending HANDSHAKE_DONE just once with BoringSSL.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7767
diff
changeset
|
2856 } else if (n == 1 && !SSL_in_init(ssl_conn)) { |
7691 | 2857 |
7729
1295b293d09a
Connection states code cleanup.
Vladimir Homutov <vl@nginx.com>
parents:
7726
diff
changeset
|
2858 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0, |
7765 | 2859 "quic ssl cipher: %s", SSL_get_cipher(ssl_conn)); |
7691 | 2860 |
7729
1295b293d09a
Connection states code cleanup.
Vladimir Homutov <vl@nginx.com>
parents:
7726
diff
changeset
|
2861 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, c->log, 0, |
7836 | 2862 "quic handshake completed successfully"); |
7739
cb75f194f1f0
Implemented sending HANDSHAKE_DONE frame after handshake.
Vladimir Homutov <vl@nginx.com>
parents:
7738
diff
changeset
|
2863 |
7993
b276833111cf
QUIC: implemented probe timeout (PTO) calculation.
Vladimir Homutov <vl@nginx.com>
parents:
7992
diff
changeset
|
2864 c->ssl->handshaked = 1; |
b276833111cf
QUIC: implemented probe timeout (PTO) calculation.
Vladimir Homutov <vl@nginx.com>
parents:
7992
diff
changeset
|
2865 |
7752 | 2866 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
|
2867 if (frame == NULL) { |
cb75f194f1f0
Implemented sending HANDSHAKE_DONE frame after handshake.
Vladimir Homutov <vl@nginx.com>
parents:
7738
diff
changeset
|
2868 return NGX_ERROR; |
cb75f194f1f0
Implemented sending HANDSHAKE_DONE frame after handshake.
Vladimir Homutov <vl@nginx.com>
parents:
7738
diff
changeset
|
2869 } |
cb75f194f1f0
Implemented sending HANDSHAKE_DONE frame after handshake.
Vladimir Homutov <vl@nginx.com>
parents:
7738
diff
changeset
|
2870 |
cb75f194f1f0
Implemented sending HANDSHAKE_DONE frame after handshake.
Vladimir Homutov <vl@nginx.com>
parents:
7738
diff
changeset
|
2871 /* 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
|
2872 frame->level = ssl_encryption_application; |
cb75f194f1f0
Implemented sending HANDSHAKE_DONE frame after handshake.
Vladimir Homutov <vl@nginx.com>
parents:
7738
diff
changeset
|
2873 frame->type = NGX_QUIC_FT_HANDSHAKE_DONE; |
cb75f194f1f0
Implemented sending HANDSHAKE_DONE frame after handshake.
Vladimir Homutov <vl@nginx.com>
parents:
7738
diff
changeset
|
2874 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
|
2875 ngx_quic_queue_frame(c->quic, frame); |
7785
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7782
diff
changeset
|
2876 |
7861
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7860
diff
changeset
|
2877 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
|
2878 return NGX_ERROR; |
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7860
diff
changeset
|
2879 } |
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7860
diff
changeset
|
2880 |
7785
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7782
diff
changeset
|
2881 /* |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7782
diff
changeset
|
2882 * Generating next keys before a key update is received. |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7782
diff
changeset
|
2883 * 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
|
2884 */ |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7782
diff
changeset
|
2885 |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7782
diff
changeset
|
2886 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
|
2887 &c->quic->next_key) |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7782
diff
changeset
|
2888 != NGX_OK) |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7782
diff
changeset
|
2889 { |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7782
diff
changeset
|
2890 return NGX_ERROR; |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7782
diff
changeset
|
2891 } |
7870
e169cce912c7
Avoid retransmitting of packets with discarded keys.
Vladimir Homutov <vl@nginx.com>
parents:
7869
diff
changeset
|
2892 |
e169cce912c7
Avoid retransmitting of packets with discarded keys.
Vladimir Homutov <vl@nginx.com>
parents:
7869
diff
changeset
|
2893 /* |
e169cce912c7
Avoid retransmitting of packets with discarded keys.
Vladimir Homutov <vl@nginx.com>
parents:
7869
diff
changeset
|
2894 * 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
|
2895 * when the TLS handshake is confirmed |
e169cce912c7
Avoid retransmitting of packets with discarded keys.
Vladimir Homutov <vl@nginx.com>
parents:
7869
diff
changeset
|
2896 */ |
e169cce912c7
Avoid retransmitting of packets with discarded keys.
Vladimir Homutov <vl@nginx.com>
parents:
7869
diff
changeset
|
2897 ctx = ngx_quic_get_send_ctx(c->quic, ssl_encryption_handshake); |
8025
7f9938cbcd12
QUIC: fixed leak of bytes_in_flight on keys discard.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8024
diff
changeset
|
2898 |
7f9938cbcd12
QUIC: fixed leak of bytes_in_flight on keys discard.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8024
diff
changeset
|
2899 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
|
2900 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
|
2901 ngx_queue_remove(q); |
7f9938cbcd12
QUIC: fixed leak of bytes_in_flight on keys discard.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8024
diff
changeset
|
2902 |
7f9938cbcd12
QUIC: fixed leak of bytes_in_flight on keys discard.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8024
diff
changeset
|
2903 frame = 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
|
2904 ngx_quic_congestion_ack(c, frame); |
7f9938cbcd12
QUIC: fixed leak of bytes_in_flight on keys discard.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8024
diff
changeset
|
2905 ngx_quic_free_frame(c, frame); |
7f9938cbcd12
QUIC: fixed leak of bytes_in_flight on keys discard.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8024
diff
changeset
|
2906 } |
7993
b276833111cf
QUIC: implemented probe timeout (PTO) calculation.
Vladimir Homutov <vl@nginx.com>
parents:
7992
diff
changeset
|
2907 |
b276833111cf
QUIC: implemented probe timeout (PTO) calculation.
Vladimir Homutov <vl@nginx.com>
parents:
7992
diff
changeset
|
2908 c->quic->pto_count = 0; |
7729
1295b293d09a
Connection states code cleanup.
Vladimir Homutov <vl@nginx.com>
parents:
7726
diff
changeset
|
2909 } |
1295b293d09a
Connection states code cleanup.
Vladimir Homutov <vl@nginx.com>
parents:
7726
diff
changeset
|
2910 |
7691 | 2911 ngx_log_debug2(NGX_LOG_DEBUG_EVENT, c->log, 0, |
7836 | 2912 "quic SSL_quic_read_level: %d, SSL_quic_write_level: %d", |
7691 | 2913 (int) SSL_quic_read_level(ssl_conn), |
2914 (int) SSL_quic_write_level(ssl_conn)); | |
2915 | |
2916 return NGX_OK; | |
2917 } | |
2918 | |
2919 | |
2920 static ngx_int_t | |
7811
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
7810
diff
changeset
|
2921 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
|
2922 ngx_quic_frame_t *frame) |
7691 | 2923 { |
8022
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8021
diff
changeset
|
2924 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
|
2925 ngx_connection_t *sc; |
7811
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
7810
diff
changeset
|
2926 ngx_quic_stream_t *sn; |
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
7810
diff
changeset
|
2927 ngx_quic_connection_t *qc; |
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
7810
diff
changeset
|
2928 ngx_quic_stream_frame_t *f; |
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
7810
diff
changeset
|
2929 ngx_quic_frames_stream_t *fs; |
7691 | 2930 |
2931 qc = c->quic; | |
7811
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
7810
diff
changeset
|
2932 f = &frame->u.stream; |
7691 | 2933 |
7922
d437ee1ce81e
Reject invalid STREAM ID with STREAM_STATE_ERROR connection error.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7919
diff
changeset
|
2934 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
|
2935 && (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
|
2936 { |
d437ee1ce81e
Reject invalid STREAM ID with STREAM_STATE_ERROR connection error.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7919
diff
changeset
|
2937 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
|
2938 return NGX_ERROR; |
d437ee1ce81e
Reject invalid STREAM ID with STREAM_STATE_ERROR connection error.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7919
diff
changeset
|
2939 } |
d437ee1ce81e
Reject invalid STREAM ID with STREAM_STATE_ERROR connection error.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7919
diff
changeset
|
2940 |
7691 | 2941 sn = ngx_quic_find_stream(&qc->streams.tree, f->stream_id); |
2942 | |
7811
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
7810
diff
changeset
|
2943 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
|
2944 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
|
2945 |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8021
diff
changeset
|
2946 if (sn == NULL) { |
7922
d437ee1ce81e
Reject invalid STREAM ID with STREAM_STATE_ERROR connection error.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7919
diff
changeset
|
2947 return NGX_ERROR; |
d437ee1ce81e
Reject invalid STREAM ID with STREAM_STATE_ERROR connection error.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7919
diff
changeset
|
2948 } |
d437ee1ce81e
Reject invalid STREAM ID with STREAM_STATE_ERROR connection error.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7919
diff
changeset
|
2949 |
8022
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8021
diff
changeset
|
2950 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
|
2951 return NGX_OK; |
8014
c5324bb3a704
QUIC: limited the number of client-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8013
diff
changeset
|
2952 } |
7814
ab443e80d9e4
Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents:
7813
diff
changeset
|
2953 |
8022
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8021
diff
changeset
|
2954 sc = sn->c; |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8021
diff
changeset
|
2955 fs = &sn->fs; |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8021
diff
changeset
|
2956 |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8021
diff
changeset
|
2957 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
|
2958 sn) |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8021
diff
changeset
|
2959 != NGX_OK) |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8021
diff
changeset
|
2960 { |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8021
diff
changeset
|
2961 pool = sc->pool; |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8021
diff
changeset
|
2962 |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8021
diff
changeset
|
2963 ngx_close_connection(sc); |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8021
diff
changeset
|
2964 ngx_destroy_pool(pool); |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8021
diff
changeset
|
2965 |
7814
ab443e80d9e4
Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents:
7813
diff
changeset
|
2966 return NGX_ERROR; |
ab443e80d9e4
Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents:
7813
diff
changeset
|
2967 } |
ab443e80d9e4
Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents:
7813
diff
changeset
|
2968 |
8022
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8021
diff
changeset
|
2969 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
|
2970 |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8021
diff
changeset
|
2971 return NGX_OK; |
7811
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
7810
diff
changeset
|
2972 } |
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
7810
diff
changeset
|
2973 |
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
7810
diff
changeset
|
2974 fs = &sn->fs; |
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
7810
diff
changeset
|
2975 |
7855
81a4f98a2556
Cleaned up reordering code.
Vladimir Homutov <vl@nginx.com>
parents:
7854
diff
changeset
|
2976 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
|
2977 sn); |
7811
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
7810
diff
changeset
|
2978 } |
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
7810
diff
changeset
|
2979 |
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
7810
diff
changeset
|
2980 |
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
7810
diff
changeset
|
2981 static ngx_int_t |
7855
81a4f98a2556
Cleaned up reordering code.
Vladimir Homutov <vl@nginx.com>
parents:
7854
diff
changeset
|
2982 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
|
2983 { |
8019
fc16e303003a
QUIC: fixed possible use-after-free on stream cleanup.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8018
diff
changeset
|
2984 uint64_t id; |
7811
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
7810
diff
changeset
|
2985 ngx_buf_t *b; |
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
7810
diff
changeset
|
2986 ngx_event_t *rev; |
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
7810
diff
changeset
|
2987 ngx_quic_stream_t *sn; |
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
7810
diff
changeset
|
2988 ngx_quic_connection_t *qc; |
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
7810
diff
changeset
|
2989 ngx_quic_stream_frame_t *f; |
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
7810
diff
changeset
|
2990 |
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
7810
diff
changeset
|
2991 qc = c->quic; |
7855
81a4f98a2556
Cleaned up reordering code.
Vladimir Homutov <vl@nginx.com>
parents:
7854
diff
changeset
|
2992 sn = data; |
7811
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
7810
diff
changeset
|
2993 |
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
7810
diff
changeset
|
2994 f = &frame->u.stream; |
8019
fc16e303003a
QUIC: fixed possible use-after-free on stream cleanup.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8018
diff
changeset
|
2995 id = f->stream_id; |
7811
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
7810
diff
changeset
|
2996 |
7691 | 2997 b = sn->b; |
7814
ab443e80d9e4
Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents:
7813
diff
changeset
|
2998 |
ab443e80d9e4
Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents:
7813
diff
changeset
|
2999 if ((size_t) ((b->pos - b->start) + (b->end - b->last)) < f->length) { |
7838 | 3000 ngx_log_error(NGX_LOG_INFO, c->log, 0, |
3001 "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
|
3002 return NGX_ERROR; |
ab443e80d9e4
Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents:
7813
diff
changeset
|
3003 } |
ab443e80d9e4
Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents:
7813
diff
changeset
|
3004 |
ab443e80d9e4
Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents:
7813
diff
changeset
|
3005 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
|
3006 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
|
3007 b->pos = b->start; |
ab443e80d9e4
Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents:
7813
diff
changeset
|
3008 } |
ab443e80d9e4
Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents:
7813
diff
changeset
|
3009 |
7748
4cf00c14f11a
Safe QUIC stream creation.
Roman Arutyunyan <arut@nginx.com>
parents:
7747
diff
changeset
|
3010 b->last = ngx_cpymem(b->last, f->data, f->length); |
7691 | 3011 |
7760
32db41d603cd
Fixed handling QUIC stream eof.
Roman Arutyunyan <arut@nginx.com>
parents:
7759
diff
changeset
|
3012 rev = sn->c->read; |
32db41d603cd
Fixed handling QUIC stream eof.
Roman Arutyunyan <arut@nginx.com>
parents:
7759
diff
changeset
|
3013 rev->ready = 1; |
32db41d603cd
Fixed handling QUIC stream eof.
Roman Arutyunyan <arut@nginx.com>
parents:
7759
diff
changeset
|
3014 |
32db41d603cd
Fixed handling QUIC stream eof.
Roman Arutyunyan <arut@nginx.com>
parents:
7759
diff
changeset
|
3015 if (f->fin) { |
32db41d603cd
Fixed handling QUIC stream eof.
Roman Arutyunyan <arut@nginx.com>
parents:
7759
diff
changeset
|
3016 rev->pending_eof = 1; |
32db41d603cd
Fixed handling QUIC stream eof.
Roman Arutyunyan <arut@nginx.com>
parents:
7759
diff
changeset
|
3017 } |
7691 | 3018 |
7814
ab443e80d9e4
Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents:
7813
diff
changeset
|
3019 if (rev->active) { |
ab443e80d9e4
Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents:
7813
diff
changeset
|
3020 rev->handler(rev); |
7780
de8981bf2dd5
Advertizing MAX_STREAMS (0x12) credit in advance.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7778
diff
changeset
|
3021 } |
de8981bf2dd5
Advertizing MAX_STREAMS (0x12) credit in advance.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7778
diff
changeset
|
3022 |
7814
ab443e80d9e4
Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents:
7813
diff
changeset
|
3023 /* 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
|
3024 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
|
3025 return NGX_DONE; |
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 |
7691 | 3028 return NGX_OK; |
3029 } | |
3030 | |
3031 | |
7711
a14afe21e692
Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents:
7707
diff
changeset
|
3032 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
|
3033 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
|
3034 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
|
3035 { |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
3036 ngx_event_t *wev; |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
3037 ngx_rbtree_t *tree; |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
3038 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
|
3039 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
|
3040 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
|
3041 |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
3042 qc = c->quic; |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
3043 tree = &qc->streams.tree; |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
3044 |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
3045 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
|
3046 return NGX_OK; |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
3047 } |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
3048 |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
3049 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
|
3050 |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
3051 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
|
3052 node; |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
3053 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
|
3054 { |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
3055 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
|
3056 wev = qs->c->write; |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
3057 |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
3058 if (wev->active) { |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
3059 wev->ready = 1; |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
3060 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
|
3061 } |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
3062 } |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
3063 } |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
3064 |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
3065 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
|
3066 |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
3067 return NGX_OK; |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
3068 } |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
3069 |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
3070 |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
3071 static ngx_int_t |
7711
a14afe21e692
Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents:
7707
diff
changeset
|
3072 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
|
3073 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
|
3074 { |
a14afe21e692
Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents:
7707
diff
changeset
|
3075 return NGX_OK; |
a14afe21e692
Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents:
7707
diff
changeset
|
3076 } |
a14afe21e692
Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents:
7707
diff
changeset
|
3077 |
a14afe21e692
Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents:
7707
diff
changeset
|
3078 |
7732
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
7731
diff
changeset
|
3079 static ngx_int_t |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
7731
diff
changeset
|
3080 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
|
3081 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
|
3082 { |
7746
b364af7f9f3f
Removed ngx_quic_stream_node_t.
Roman Arutyunyan <arut@nginx.com>
parents:
7745
diff
changeset
|
3083 size_t n; |
b364af7f9f3f
Removed ngx_quic_stream_node_t.
Roman Arutyunyan <arut@nginx.com>
parents:
7745
diff
changeset
|
3084 ngx_buf_t *b; |
b364af7f9f3f
Removed ngx_quic_stream_node_t.
Roman Arutyunyan <arut@nginx.com>
parents:
7745
diff
changeset
|
3085 ngx_quic_frame_t *frame; |
b364af7f9f3f
Removed ngx_quic_stream_node_t.
Roman Arutyunyan <arut@nginx.com>
parents:
7745
diff
changeset
|
3086 ngx_quic_stream_t *sn; |
b364af7f9f3f
Removed ngx_quic_stream_node_t.
Roman Arutyunyan <arut@nginx.com>
parents:
7745
diff
changeset
|
3087 ngx_quic_connection_t *qc; |
7732
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
7731
diff
changeset
|
3088 |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
7731
diff
changeset
|
3089 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
|
3090 |
8fc9fcf18608
Stream ID handling in MAX_STREAM_DATA and STREAM_DATA_BLOCKED.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7923
diff
changeset
|
3091 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
|
3092 && (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
|
3093 { |
8fc9fcf18608
Stream ID handling in MAX_STREAM_DATA and STREAM_DATA_BLOCKED.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7923
diff
changeset
|
3094 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
|
3095 return NGX_ERROR; |
8fc9fcf18608
Stream ID handling in MAX_STREAM_DATA and STREAM_DATA_BLOCKED.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7923
diff
changeset
|
3096 } |
8fc9fcf18608
Stream ID handling in MAX_STREAM_DATA and STREAM_DATA_BLOCKED.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7923
diff
changeset
|
3097 |
7732
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
7731
diff
changeset
|
3098 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
|
3099 |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
7731
diff
changeset
|
3100 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
|
3101 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
|
3102 |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8021
diff
changeset
|
3103 if (sn == NULL) { |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8021
diff
changeset
|
3104 return NGX_ERROR; |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8021
diff
changeset
|
3105 } |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8021
diff
changeset
|
3106 |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8021
diff
changeset
|
3107 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
|
3108 return NGX_OK; |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8021
diff
changeset
|
3109 } |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8021
diff
changeset
|
3110 |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8021
diff
changeset
|
3111 b = sn->b; |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8021
diff
changeset
|
3112 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
|
3113 |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8021
diff
changeset
|
3114 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
|
3115 |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8021
diff
changeset
|
3116 } else { |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8021
diff
changeset
|
3117 b = sn->b; |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8021
diff
changeset
|
3118 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
|
3119 } |
7732
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
7731
diff
changeset
|
3120 |
7752 | 3121 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
|
3122 if (frame == NULL) { |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
7731
diff
changeset
|
3123 return NGX_ERROR; |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
7731
diff
changeset
|
3124 } |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
7731
diff
changeset
|
3125 |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
7731
diff
changeset
|
3126 frame->level = pkt->level; |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
7731
diff
changeset
|
3127 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
|
3128 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
|
3129 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
|
3130 |
8018
12576ac9556d
QUIC: fixed format specifiers and removed casts.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8017
diff
changeset
|
3131 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
|
3132 frame->u.max_stream_data.id, |
12576ac9556d
QUIC: fixed format specifiers and removed casts.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8017
diff
changeset
|
3133 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
|
3134 frame->level); |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
7731
diff
changeset
|
3135 |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
7731
diff
changeset
|
3136 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
|
3137 |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
7731
diff
changeset
|
3138 return NGX_OK; |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
7731
diff
changeset
|
3139 } |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
7731
diff
changeset
|
3140 |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
7731
diff
changeset
|
3141 |
7842
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
3142 static ngx_int_t |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
3143 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
|
3144 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
|
3145 { |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
3146 uint64_t sent; |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
3147 ngx_event_t *wev; |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
3148 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
|
3149 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
|
3150 |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
3151 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
|
3152 |
8fc9fcf18608
Stream ID handling in MAX_STREAM_DATA and STREAM_DATA_BLOCKED.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7923
diff
changeset
|
3153 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
|
3154 && (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
|
3155 { |
8fc9fcf18608
Stream ID handling in MAX_STREAM_DATA and STREAM_DATA_BLOCKED.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7923
diff
changeset
|
3156 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
|
3157 return NGX_ERROR; |
8fc9fcf18608
Stream ID handling in MAX_STREAM_DATA and STREAM_DATA_BLOCKED.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7923
diff
changeset
|
3158 } |
8fc9fcf18608
Stream ID handling in MAX_STREAM_DATA and STREAM_DATA_BLOCKED.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7923
diff
changeset
|
3159 |
7842
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
3160 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
|
3161 |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
3162 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
|
3163 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
|
3164 |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8021
diff
changeset
|
3165 if (sn == NULL) { |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8021
diff
changeset
|
3166 return NGX_ERROR; |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8021
diff
changeset
|
3167 } |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8021
diff
changeset
|
3168 |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8021
diff
changeset
|
3169 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
|
3170 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
|
3171 } |
8fc9fcf18608
Stream ID handling in MAX_STREAM_DATA and STREAM_DATA_BLOCKED.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7923
diff
changeset
|
3172 |
8022
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8021
diff
changeset
|
3173 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
|
3174 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
|
3175 } |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8021
diff
changeset
|
3176 |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8021
diff
changeset
|
3177 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
|
3178 |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8021
diff
changeset
|
3179 return NGX_OK; |
7842
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
3180 } |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
3181 |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
3182 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
|
3183 return NGX_OK; |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
3184 } |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
3185 |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
3186 sent = sn->c->sent; |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
3187 |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
3188 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
|
3189 wev = sn->c->write; |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
3190 |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
3191 if (wev->active) { |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
3192 wev->ready = 1; |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
3193 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
|
3194 } |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
3195 } |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
3196 |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
3197 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
|
3198 |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
3199 return NGX_OK; |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
3200 } |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
3201 |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
3202 |
7923
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7922
diff
changeset
|
3203 static ngx_int_t |
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7922
diff
changeset
|
3204 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
|
3205 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
|
3206 { |
8023
240931629995
QUIC: handle client RESET_STREAM and STOP_SENDING.
Roman Arutyunyan <arut@nginx.com>
parents:
8022
diff
changeset
|
3207 ngx_event_t *rev; |
240931629995
QUIC: handle client RESET_STREAM and STOP_SENDING.
Roman Arutyunyan <arut@nginx.com>
parents:
8022
diff
changeset
|
3208 ngx_connection_t *sc; |
240931629995
QUIC: handle client RESET_STREAM and STOP_SENDING.
Roman Arutyunyan <arut@nginx.com>
parents:
8022
diff
changeset
|
3209 ngx_quic_stream_t *sn; |
240931629995
QUIC: handle client RESET_STREAM and STOP_SENDING.
Roman Arutyunyan <arut@nginx.com>
parents:
8022
diff
changeset
|
3210 ngx_quic_connection_t *qc; |
240931629995
QUIC: handle client RESET_STREAM and STOP_SENDING.
Roman Arutyunyan <arut@nginx.com>
parents:
8022
diff
changeset
|
3211 |
240931629995
QUIC: handle client RESET_STREAM and STOP_SENDING.
Roman Arutyunyan <arut@nginx.com>
parents:
8022
diff
changeset
|
3212 qc = c->quic; |
7923
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7922
diff
changeset
|
3213 |
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7922
diff
changeset
|
3214 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
|
3215 && (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
|
3216 { |
8023
240931629995
QUIC: handle client RESET_STREAM and STOP_SENDING.
Roman Arutyunyan <arut@nginx.com>
parents:
8022
diff
changeset
|
3217 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
|
3218 return NGX_ERROR; |
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7922
diff
changeset
|
3219 } |
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7922
diff
changeset
|
3220 |
8023
240931629995
QUIC: handle client RESET_STREAM and STOP_SENDING.
Roman Arutyunyan <arut@nginx.com>
parents:
8022
diff
changeset
|
3221 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
|
3222 |
240931629995
QUIC: handle client RESET_STREAM and STOP_SENDING.
Roman Arutyunyan <arut@nginx.com>
parents:
8022
diff
changeset
|
3223 if (sn == NULL) { |
240931629995
QUIC: handle client RESET_STREAM and STOP_SENDING.
Roman Arutyunyan <arut@nginx.com>
parents:
8022
diff
changeset
|
3224 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
|
3225 |
240931629995
QUIC: handle client RESET_STREAM and STOP_SENDING.
Roman Arutyunyan <arut@nginx.com>
parents:
8022
diff
changeset
|
3226 if (sn == NULL) { |
240931629995
QUIC: handle client RESET_STREAM and STOP_SENDING.
Roman Arutyunyan <arut@nginx.com>
parents:
8022
diff
changeset
|
3227 return NGX_ERROR; |
240931629995
QUIC: handle client RESET_STREAM and STOP_SENDING.
Roman Arutyunyan <arut@nginx.com>
parents:
8022
diff
changeset
|
3228 } |
240931629995
QUIC: handle client RESET_STREAM and STOP_SENDING.
Roman Arutyunyan <arut@nginx.com>
parents:
8022
diff
changeset
|
3229 |
240931629995
QUIC: handle client RESET_STREAM and STOP_SENDING.
Roman Arutyunyan <arut@nginx.com>
parents:
8022
diff
changeset
|
3230 if (sn == NGX_QUIC_STREAM_GONE) { |
240931629995
QUIC: handle client RESET_STREAM and STOP_SENDING.
Roman Arutyunyan <arut@nginx.com>
parents:
8022
diff
changeset
|
3231 return NGX_OK; |
240931629995
QUIC: handle client RESET_STREAM and STOP_SENDING.
Roman Arutyunyan <arut@nginx.com>
parents:
8022
diff
changeset
|
3232 } |
240931629995
QUIC: handle client RESET_STREAM and STOP_SENDING.
Roman Arutyunyan <arut@nginx.com>
parents:
8022
diff
changeset
|
3233 |
240931629995
QUIC: handle client RESET_STREAM and STOP_SENDING.
Roman Arutyunyan <arut@nginx.com>
parents:
8022
diff
changeset
|
3234 sc = sn->c; |
240931629995
QUIC: handle client RESET_STREAM and STOP_SENDING.
Roman Arutyunyan <arut@nginx.com>
parents:
8022
diff
changeset
|
3235 |
240931629995
QUIC: handle client RESET_STREAM and STOP_SENDING.
Roman Arutyunyan <arut@nginx.com>
parents:
8022
diff
changeset
|
3236 rev = sc->read; |
240931629995
QUIC: handle client RESET_STREAM and STOP_SENDING.
Roman Arutyunyan <arut@nginx.com>
parents:
8022
diff
changeset
|
3237 rev->error = 1; |
240931629995
QUIC: handle client RESET_STREAM and STOP_SENDING.
Roman Arutyunyan <arut@nginx.com>
parents:
8022
diff
changeset
|
3238 rev->ready = 1; |
240931629995
QUIC: handle client RESET_STREAM and STOP_SENDING.
Roman Arutyunyan <arut@nginx.com>
parents:
8022
diff
changeset
|
3239 |
240931629995
QUIC: handle client RESET_STREAM and STOP_SENDING.
Roman Arutyunyan <arut@nginx.com>
parents:
8022
diff
changeset
|
3240 sc->listening->handler(sc); |
240931629995
QUIC: handle client RESET_STREAM and STOP_SENDING.
Roman Arutyunyan <arut@nginx.com>
parents:
8022
diff
changeset
|
3241 |
240931629995
QUIC: handle client RESET_STREAM and STOP_SENDING.
Roman Arutyunyan <arut@nginx.com>
parents:
8022
diff
changeset
|
3242 return NGX_OK; |
240931629995
QUIC: handle client RESET_STREAM and STOP_SENDING.
Roman Arutyunyan <arut@nginx.com>
parents:
8022
diff
changeset
|
3243 } |
240931629995
QUIC: handle client RESET_STREAM and STOP_SENDING.
Roman Arutyunyan <arut@nginx.com>
parents:
8022
diff
changeset
|
3244 |
240931629995
QUIC: handle client RESET_STREAM and STOP_SENDING.
Roman Arutyunyan <arut@nginx.com>
parents:
8022
diff
changeset
|
3245 rev = sn->c->read; |
240931629995
QUIC: handle client RESET_STREAM and STOP_SENDING.
Roman Arutyunyan <arut@nginx.com>
parents:
8022
diff
changeset
|
3246 rev->error = 1; |
240931629995
QUIC: handle client RESET_STREAM and STOP_SENDING.
Roman Arutyunyan <arut@nginx.com>
parents:
8022
diff
changeset
|
3247 rev->ready = 1; |
240931629995
QUIC: handle client RESET_STREAM and STOP_SENDING.
Roman Arutyunyan <arut@nginx.com>
parents:
8022
diff
changeset
|
3248 |
240931629995
QUIC: handle client RESET_STREAM and STOP_SENDING.
Roman Arutyunyan <arut@nginx.com>
parents:
8022
diff
changeset
|
3249 if (rev->active) { |
240931629995
QUIC: handle client RESET_STREAM and STOP_SENDING.
Roman Arutyunyan <arut@nginx.com>
parents:
8022
diff
changeset
|
3250 rev->handler(rev); |
240931629995
QUIC: handle client RESET_STREAM and STOP_SENDING.
Roman Arutyunyan <arut@nginx.com>
parents:
8022
diff
changeset
|
3251 } |
240931629995
QUIC: handle client RESET_STREAM and STOP_SENDING.
Roman Arutyunyan <arut@nginx.com>
parents:
8022
diff
changeset
|
3252 |
7923
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7922
diff
changeset
|
3253 return NGX_OK; |
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7922
diff
changeset
|
3254 } |
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7922
diff
changeset
|
3255 |
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7922
diff
changeset
|
3256 |
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7922
diff
changeset
|
3257 static ngx_int_t |
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7922
diff
changeset
|
3258 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
|
3259 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
|
3260 { |
8023
240931629995
QUIC: handle client RESET_STREAM and STOP_SENDING.
Roman Arutyunyan <arut@nginx.com>
parents:
8022
diff
changeset
|
3261 ngx_event_t *wev; |
240931629995
QUIC: handle client RESET_STREAM and STOP_SENDING.
Roman Arutyunyan <arut@nginx.com>
parents:
8022
diff
changeset
|
3262 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
|
3263 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
|
3264 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
|
3265 |
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7922
diff
changeset
|
3266 qc = c->quic; |
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7922
diff
changeset
|
3267 |
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7922
diff
changeset
|
3268 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
|
3269 && (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
|
3270 { |
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7922
diff
changeset
|
3271 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
|
3272 return NGX_ERROR; |
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7922
diff
changeset
|
3273 } |
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7922
diff
changeset
|
3274 |
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7922
diff
changeset
|
3275 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
|
3276 |
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7922
diff
changeset
|
3277 if (sn == NULL) { |
8023
240931629995
QUIC: handle client RESET_STREAM and STOP_SENDING.
Roman Arutyunyan <arut@nginx.com>
parents:
8022
diff
changeset
|
3278 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
|
3279 |
240931629995
QUIC: handle client RESET_STREAM and STOP_SENDING.
Roman Arutyunyan <arut@nginx.com>
parents:
8022
diff
changeset
|
3280 if (sn == NULL) { |
7923
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7922
diff
changeset
|
3281 return NGX_ERROR; |
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7922
diff
changeset
|
3282 } |
8023
240931629995
QUIC: handle client RESET_STREAM and STOP_SENDING.
Roman Arutyunyan <arut@nginx.com>
parents:
8022
diff
changeset
|
3283 |
240931629995
QUIC: handle client RESET_STREAM and STOP_SENDING.
Roman Arutyunyan <arut@nginx.com>
parents:
8022
diff
changeset
|
3284 if (sn == NGX_QUIC_STREAM_GONE) { |
240931629995
QUIC: handle client RESET_STREAM and STOP_SENDING.
Roman Arutyunyan <arut@nginx.com>
parents:
8022
diff
changeset
|
3285 return NGX_OK; |
240931629995
QUIC: handle client RESET_STREAM and STOP_SENDING.
Roman Arutyunyan <arut@nginx.com>
parents:
8022
diff
changeset
|
3286 } |
240931629995
QUIC: handle client RESET_STREAM and STOP_SENDING.
Roman Arutyunyan <arut@nginx.com>
parents:
8022
diff
changeset
|
3287 |
240931629995
QUIC: handle client RESET_STREAM and STOP_SENDING.
Roman Arutyunyan <arut@nginx.com>
parents:
8022
diff
changeset
|
3288 sc = sn->c; |
240931629995
QUIC: handle client RESET_STREAM and STOP_SENDING.
Roman Arutyunyan <arut@nginx.com>
parents:
8022
diff
changeset
|
3289 |
240931629995
QUIC: handle client RESET_STREAM and STOP_SENDING.
Roman Arutyunyan <arut@nginx.com>
parents:
8022
diff
changeset
|
3290 wev = sc->write; |
240931629995
QUIC: handle client RESET_STREAM and STOP_SENDING.
Roman Arutyunyan <arut@nginx.com>
parents:
8022
diff
changeset
|
3291 wev->error = 1; |
240931629995
QUIC: handle client RESET_STREAM and STOP_SENDING.
Roman Arutyunyan <arut@nginx.com>
parents:
8022
diff
changeset
|
3292 wev->ready = 1; |
240931629995
QUIC: handle client RESET_STREAM and STOP_SENDING.
Roman Arutyunyan <arut@nginx.com>
parents:
8022
diff
changeset
|
3293 |
240931629995
QUIC: handle client RESET_STREAM and STOP_SENDING.
Roman Arutyunyan <arut@nginx.com>
parents:
8022
diff
changeset
|
3294 sc->listening->handler(sc); |
240931629995
QUIC: handle client RESET_STREAM and STOP_SENDING.
Roman Arutyunyan <arut@nginx.com>
parents:
8022
diff
changeset
|
3295 |
240931629995
QUIC: handle client RESET_STREAM and STOP_SENDING.
Roman Arutyunyan <arut@nginx.com>
parents:
8022
diff
changeset
|
3296 return NGX_OK; |
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 wev = sn->c->write; |
240931629995
QUIC: handle client RESET_STREAM and STOP_SENDING.
Roman Arutyunyan <arut@nginx.com>
parents:
8022
diff
changeset
|
3300 wev->error = 1; |
240931629995
QUIC: handle client RESET_STREAM and STOP_SENDING.
Roman Arutyunyan <arut@nginx.com>
parents:
8022
diff
changeset
|
3301 wev->ready = 1; |
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 if (wev->active) { |
240931629995
QUIC: handle client RESET_STREAM and STOP_SENDING.
Roman Arutyunyan <arut@nginx.com>
parents:
8022
diff
changeset
|
3304 wev->handler(wev); |
7923
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7922
diff
changeset
|
3305 } |
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7922
diff
changeset
|
3306 |
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7922
diff
changeset
|
3307 return NGX_OK; |
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7922
diff
changeset
|
3308 } |
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7922
diff
changeset
|
3309 |
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7922
diff
changeset
|
3310 |
8013
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8004
diff
changeset
|
3311 static ngx_int_t |
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8004
diff
changeset
|
3312 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
|
3313 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
|
3314 { |
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8004
diff
changeset
|
3315 ngx_quic_connection_t *qc; |
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8004
diff
changeset
|
3316 |
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8004
diff
changeset
|
3317 qc = c->quic; |
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8004
diff
changeset
|
3318 |
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8004
diff
changeset
|
3319 if (f->bidi) { |
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8004
diff
changeset
|
3320 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
|
3321 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
|
3322 |
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8004
diff
changeset
|
3323 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
|
3324 "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
|
3325 } |
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8004
diff
changeset
|
3326 |
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8004
diff
changeset
|
3327 } else { |
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8004
diff
changeset
|
3328 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
|
3329 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
|
3330 |
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8004
diff
changeset
|
3331 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
|
3332 "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
|
3333 } |
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8004
diff
changeset
|
3334 } |
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8004
diff
changeset
|
3335 |
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8004
diff
changeset
|
3336 return NGX_OK; |
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8004
diff
changeset
|
3337 } |
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8004
diff
changeset
|
3338 |
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8004
diff
changeset
|
3339 |
7691 | 3340 static void |
3341 ngx_quic_queue_frame(ngx_quic_connection_t *qc, ngx_quic_frame_t *frame) | |
3342 { | |
7808
bda817d16cc2
Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents:
7794
diff
changeset
|
3343 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
|
3344 |
bda817d16cc2
Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents:
7794
diff
changeset
|
3345 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
|
3346 |
bda817d16cc2
Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents:
7794
diff
changeset
|
3347 ngx_queue_insert_tail(&ctx->frames, &frame->queue); |
7775 | 3348 |
7994
f9fbeb4ee0de
QUIC: added limit of queued data.
Vladimir Homutov <vl@nginx.com>
parents:
7993
diff
changeset
|
3349 frame->len = ngx_quic_create_frame(NULL, frame); |
f9fbeb4ee0de
QUIC: added limit of queued data.
Vladimir Homutov <vl@nginx.com>
parents:
7993
diff
changeset
|
3350 /* always succeeds */ |
f9fbeb4ee0de
QUIC: added limit of queued data.
Vladimir Homutov <vl@nginx.com>
parents:
7993
diff
changeset
|
3351 |
f9fbeb4ee0de
QUIC: added limit of queued data.
Vladimir Homutov <vl@nginx.com>
parents:
7993
diff
changeset
|
3352 if (qc->closing) { |
f9fbeb4ee0de
QUIC: added limit of queued data.
Vladimir Homutov <vl@nginx.com>
parents:
7993
diff
changeset
|
3353 return; |
f9fbeb4ee0de
QUIC: added limit of queued data.
Vladimir Homutov <vl@nginx.com>
parents:
7993
diff
changeset
|
3354 } |
f9fbeb4ee0de
QUIC: added limit of queued data.
Vladimir Homutov <vl@nginx.com>
parents:
7993
diff
changeset
|
3355 |
8055
924882f42dea
QUIC: do not artificially delay sending queued frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8054
diff
changeset
|
3356 ngx_post_event(&qc->push, &ngx_posted_events); |
7691 | 3357 } |
3358 | |
3359 | |
3360 static ngx_int_t | |
3361 ngx_quic_output(ngx_connection_t *c) | |
3362 { | |
7774
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3363 ngx_uint_t i; |
7691 | 3364 ngx_quic_connection_t *qc; |
3365 | |
7741 | 3366 c->log->action = "sending frames"; |
3367 | |
7774
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3368 qc = c->quic; |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3369 |
7808
bda817d16cc2
Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents:
7794
diff
changeset
|
3370 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
|
3371 if (ngx_quic_output_frames(c, &qc->send_ctx[i]) != NGX_OK) { |
7691 | 3372 return NGX_ERROR; |
3373 } | |
7774
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3374 } |
7691 | 3375 |
7788
d9bc33166361
Do not set timers after the connection is closed.
Vladimir Homutov <vl@nginx.com>
parents:
7787
diff
changeset
|
3376 if (!qc->send_timer_set && !qc->closing) { |
7737
8e54a17dabee
Respect QUIC max_idle_timeout.
Roman Arutyunyan <arut@nginx.com>
parents:
7736
diff
changeset
|
3377 qc->send_timer_set = 1; |
8e54a17dabee
Respect QUIC max_idle_timeout.
Roman Arutyunyan <arut@nginx.com>
parents:
7736
diff
changeset
|
3378 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
|
3379 } |
8e54a17dabee
Respect QUIC max_idle_timeout.
Roman Arutyunyan <arut@nginx.com>
parents:
7736
diff
changeset
|
3380 |
7691 | 3381 return NGX_OK; |
3382 } | |
3383 | |
3384 | |
7774
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3385 static ngx_int_t |
7809
6ad871b63422
Cleaned up magic numbers in ngx_quic_output_frames().
Vladimir Homutov <vl@nginx.com>
parents:
7808
diff
changeset
|
3386 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
|
3387 { |
7994
f9fbeb4ee0de
QUIC: added limit of queued data.
Vladimir Homutov <vl@nginx.com>
parents:
7993
diff
changeset
|
3388 size_t len, hlen; |
7841
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
3389 ngx_uint_t need_ack; |
7774
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3390 ngx_queue_t *q, range; |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3391 ngx_quic_frame_t *f; |
7841
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
3392 ngx_quic_congestion_t *cg; |
7774
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3393 ngx_quic_connection_t *qc; |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3394 |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3395 qc = c->quic; |
7841
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
3396 cg = &qc->congestion; |
7774
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3397 |
7808
bda817d16cc2
Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents:
7794
diff
changeset
|
3398 if (ngx_queue_empty(&ctx->frames)) { |
7774
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3399 return NGX_OK; |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3400 } |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3401 |
7809
6ad871b63422
Cleaned up magic numbers in ngx_quic_output_frames().
Vladimir Homutov <vl@nginx.com>
parents:
7808
diff
changeset
|
3402 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
|
3403 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
|
3404 |
6ad871b63422
Cleaned up magic numbers in ngx_quic_output_frames().
Vladimir Homutov <vl@nginx.com>
parents:
7808
diff
changeset
|
3405 /* 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
|
3406 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
|
3407 : NGX_QUIC_MAX_LONG_HEADER; |
7774
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3408 hlen += EVP_GCM_TLS_TAG_LEN; |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3409 |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3410 do { |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3411 len = 0; |
7841
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
3412 need_ack = 0; |
7774
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3413 ngx_queue_init(&range); |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3414 |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3415 do { |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3416 /* process group of frames that fits into packet */ |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3417 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
|
3418 |
7994
f9fbeb4ee0de
QUIC: added limit of queued data.
Vladimir Homutov <vl@nginx.com>
parents:
7993
diff
changeset
|
3419 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
|
3420 break; |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3421 } |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3422 |
7841
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
3423 if (f->need_ack) { |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
3424 need_ack = 1; |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
3425 } |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
3426 |
7994
f9fbeb4ee0de
QUIC: added limit of queued data.
Vladimir Homutov <vl@nginx.com>
parents:
7993
diff
changeset
|
3427 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
|
3428 break; |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
3429 } |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
3430 |
7995
031918df51c0
QUIC: added anti-amplification limit.
Vladimir Homutov <vl@nginx.com>
parents:
7994
diff
changeset
|
3431 if (!qc->validated) { |
031918df51c0
QUIC: added anti-amplification limit.
Vladimir Homutov <vl@nginx.com>
parents:
7994
diff
changeset
|
3432 /* |
031918df51c0
QUIC: added anti-amplification limit.
Vladimir Homutov <vl@nginx.com>
parents:
7994
diff
changeset
|
3433 * Prior to validation, endpoints are limited in what they |
031918df51c0
QUIC: added anti-amplification limit.
Vladimir Homutov <vl@nginx.com>
parents:
7994
diff
changeset
|
3434 * 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
|
3435 * send more than three times the data it receives; |
031918df51c0
QUIC: added anti-amplification limit.
Vladimir Homutov <vl@nginx.com>
parents:
7994
diff
changeset
|
3436 */ |
031918df51c0
QUIC: added anti-amplification limit.
Vladimir Homutov <vl@nginx.com>
parents:
7994
diff
changeset
|
3437 |
031918df51c0
QUIC: added anti-amplification limit.
Vladimir Homutov <vl@nginx.com>
parents:
7994
diff
changeset
|
3438 if (((c->sent + len + f->len) / 3) > qc->received) { |
031918df51c0
QUIC: added anti-amplification limit.
Vladimir Homutov <vl@nginx.com>
parents:
7994
diff
changeset
|
3439 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
|
3440 "quic hit amplification limit" |
031918df51c0
QUIC: added anti-amplification limit.
Vladimir Homutov <vl@nginx.com>
parents:
7994
diff
changeset
|
3441 " received %uz sent %O", |
031918df51c0
QUIC: added anti-amplification limit.
Vladimir Homutov <vl@nginx.com>
parents:
7994
diff
changeset
|
3442 qc->received, c->sent); |
031918df51c0
QUIC: added anti-amplification limit.
Vladimir Homutov <vl@nginx.com>
parents:
7994
diff
changeset
|
3443 break; |
031918df51c0
QUIC: added anti-amplification limit.
Vladimir Homutov <vl@nginx.com>
parents:
7994
diff
changeset
|
3444 } |
031918df51c0
QUIC: added anti-amplification limit.
Vladimir Homutov <vl@nginx.com>
parents:
7994
diff
changeset
|
3445 } |
031918df51c0
QUIC: added anti-amplification limit.
Vladimir Homutov <vl@nginx.com>
parents:
7994
diff
changeset
|
3446 |
7774
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3447 q = ngx_queue_next(q); |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3448 |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3449 f->first = ngx_current_msec; |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3450 |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3451 ngx_queue_remove(&f->queue); |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3452 ngx_queue_insert_tail(&range, &f->queue); |
7994
f9fbeb4ee0de
QUIC: added limit of queued data.
Vladimir Homutov <vl@nginx.com>
parents:
7993
diff
changeset
|
3453 |
f9fbeb4ee0de
QUIC: added limit of queued data.
Vladimir Homutov <vl@nginx.com>
parents:
7993
diff
changeset
|
3454 len += f->len; |
7774
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3455 |
7808
bda817d16cc2
Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents:
7794
diff
changeset
|
3456 } while (q != ngx_queue_sentinel(&ctx->frames)); |
7774
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3457 |
7841
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
3458 if (ngx_queue_empty(&range)) { |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
3459 break; |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
3460 } |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
3461 |
7991
1b9db5c8c29b
QUIC: reworked ngx_quic_send_frames() function.
Vladimir Homutov <vl@nginx.com>
parents:
7990
diff
changeset
|
3462 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
|
3463 return NGX_ERROR; |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3464 } |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3465 |
7808
bda817d16cc2
Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents:
7794
diff
changeset
|
3466 } while (q != ngx_queue_sentinel(&ctx->frames)); |
7774
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3467 |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3468 return NGX_OK; |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3469 } |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3470 |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3471 |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3472 static void |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3473 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
|
3474 { |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3475 ngx_queue_t *q; |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3476 ngx_quic_frame_t *f; |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3477 |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3478 do { |
7811
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
7810
diff
changeset
|
3479 q = ngx_queue_head(frames); |
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
7810
diff
changeset
|
3480 |
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
7810
diff
changeset
|
3481 if (q == ngx_queue_sentinel(frames)) { |
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
7810
diff
changeset
|
3482 break; |
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
7810
diff
changeset
|
3483 } |
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
7810
diff
changeset
|
3484 |
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
7810
diff
changeset
|
3485 ngx_queue_remove(q); |
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
7810
diff
changeset
|
3486 |
7774
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3487 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
|
3488 |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3489 ngx_quic_free_frame(c, f); |
7811
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
7810
diff
changeset
|
3490 } while (1); |
7774
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3491 } |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3492 |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3493 |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3494 static ngx_int_t |
7991
1b9db5c8c29b
QUIC: reworked ngx_quic_send_frames() function.
Vladimir Homutov <vl@nginx.com>
parents:
7990
diff
changeset
|
3495 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
|
3496 ngx_queue_t *frames) |
7691 | 3497 { |
7755
949b95e4d504
Merged ngx_quic_send_packet() into ngx_quic_send_frames().
Vladimir Homutov <vl@nginx.com>
parents:
7754
diff
changeset
|
3498 ssize_t len; |
949b95e4d504
Merged ngx_quic_send_packet() into ngx_quic_send_frames().
Vladimir Homutov <vl@nginx.com>
parents:
7754
diff
changeset
|
3499 u_char *p; |
7774
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3500 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
|
3501 ngx_str_t out, res; |
7774
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3502 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
|
3503 ngx_ssl_conn_t *ssl_conn; |
7774
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3504 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
|
3505 ngx_quic_header_t pkt; |
7772
058a5af7ddfc
Refactored QUIC secrets storage.
Vladimir Homutov <vl@nginx.com>
parents:
7771
diff
changeset
|
3506 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
|
3507 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
|
3508 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
|
3509 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
|
3510 static u_char dst[NGX_QUIC_MAX_UDP_PAYLOAD_SIZE]; |
7691 | 3511 |
7836 | 3512 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, c->log, 0, |
3513 "quic ngx_quic_send_frames"); | |
7774
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3514 |
7862
fb7422074258
Added generation of CC frames with error on connection termination.
Vladimir Homutov <vl@nginx.com>
parents:
7861
diff
changeset
|
3515 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
|
3516 |
7774
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3517 q = ngx_queue_head(frames); |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3518 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
|
3519 |
7755
949b95e4d504
Merged ngx_quic_send_packet() into ngx_quic_send_frames().
Vladimir Homutov <vl@nginx.com>
parents:
7754
diff
changeset
|
3520 ngx_memzero(&pkt, sizeof(ngx_quic_header_t)); |
7691 | 3521 |
7841
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
3522 now = ngx_current_msec; |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
3523 |
7755
949b95e4d504
Merged ngx_quic_send_packet() into ngx_quic_send_frames().
Vladimir Homutov <vl@nginx.com>
parents:
7754
diff
changeset
|
3524 p = src; |
949b95e4d504
Merged ngx_quic_send_packet() into ngx_quic_send_frames().
Vladimir Homutov <vl@nginx.com>
parents:
7754
diff
changeset
|
3525 out.data = src; |
7691 | 3526 |
7774
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3527 for (q = ngx_queue_head(frames); |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3528 q != ngx_queue_sentinel(frames); |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3529 q = ngx_queue_next(q)) |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3530 { |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3531 f = ngx_queue_data(q, ngx_quic_frame_t, queue); |
7691 | 3532 |
7836 | 3533 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0, |
3534 "quic frame out: %s", f->info); | |
7691 | 3535 |
7774
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3536 len = ngx_quic_create_frame(p, f); |
7691 | 3537 if (len == -1) { |
3538 return NGX_ERROR; | |
3539 } | |
3540 | |
7778
053fa468b044
Fixed missing propagation of need_ack flag from frames to packet.
Vladimir Homutov <vl@nginx.com>
parents:
7777
diff
changeset
|
3541 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
|
3542 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
|
3543 } |
053fa468b044
Fixed missing propagation of need_ack flag from frames to packet.
Vladimir Homutov <vl@nginx.com>
parents:
7777
diff
changeset
|
3544 |
7691 | 3545 p += len; |
7808
bda817d16cc2
Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents:
7794
diff
changeset
|
3546 f->pnum = ctx->pnum; |
7841
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
3547 f->last = now; |
7774
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3548 } |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3549 |
7691 | 3550 out.len = p - out.data; |
3551 | |
7767
c9fbe9508e1f
QUIC packet padding to fulfil header protection sample demands.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7766
diff
changeset
|
3552 while (out.len < 4) { |
c9fbe9508e1f
QUIC packet padding to fulfil header protection sample demands.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7766
diff
changeset
|
3553 *p++ = NGX_QUIC_FT_PADDING; |
c9fbe9508e1f
QUIC packet padding to fulfil header protection sample demands.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7766
diff
changeset
|
3554 out.len++; |
c9fbe9508e1f
QUIC packet padding to fulfil header protection sample demands.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7766
diff
changeset
|
3555 } |
c9fbe9508e1f
QUIC packet padding to fulfil header protection sample demands.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7766
diff
changeset
|
3556 |
7755
949b95e4d504
Merged ngx_quic_send_packet() into ngx_quic_send_frames().
Vladimir Homutov <vl@nginx.com>
parents:
7754
diff
changeset
|
3557 qc = c->quic; |
7691 | 3558 |
7772
058a5af7ddfc
Refactored QUIC secrets storage.
Vladimir Homutov <vl@nginx.com>
parents:
7771
diff
changeset
|
3559 keys = &c->quic->keys[start->level]; |
058a5af7ddfc
Refactored QUIC secrets storage.
Vladimir Homutov <vl@nginx.com>
parents:
7771
diff
changeset
|
3560 |
058a5af7ddfc
Refactored QUIC secrets storage.
Vladimir Homutov <vl@nginx.com>
parents:
7771
diff
changeset
|
3561 pkt.secret = &keys->server; |
058a5af7ddfc
Refactored QUIC secrets storage.
Vladimir Homutov <vl@nginx.com>
parents:
7771
diff
changeset
|
3562 |
7847
262396242352
Reworked macros for parsing/assembling packet types.
Vladimir Homutov <vl@nginx.com>
parents:
7846
diff
changeset
|
3563 pkt.flags = NGX_QUIC_PKT_FIXED_BIT; |
262396242352
Reworked macros for parsing/assembling packet types.
Vladimir Homutov <vl@nginx.com>
parents:
7846
diff
changeset
|
3564 |
7755
949b95e4d504
Merged ngx_quic_send_packet() into ngx_quic_send_frames().
Vladimir Homutov <vl@nginx.com>
parents:
7754
diff
changeset
|
3565 if (start->level == ssl_encryption_initial) { |
7847
262396242352
Reworked macros for parsing/assembling packet types.
Vladimir Homutov <vl@nginx.com>
parents:
7846
diff
changeset
|
3566 pkt.flags |= NGX_QUIC_PKT_LONG | NGX_QUIC_PKT_INITIAL; |
7691 | 3567 pkt.token = initial_token; |
3568 | |
7755
949b95e4d504
Merged ngx_quic_send_packet() into ngx_quic_send_frames().
Vladimir Homutov <vl@nginx.com>
parents:
7754
diff
changeset
|
3569 } 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
|
3570 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
|
3571 |
fdda518d10ba
Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents:
7780
diff
changeset
|
3572 } else { |
7847
262396242352
Reworked macros for parsing/assembling packet types.
Vladimir Homutov <vl@nginx.com>
parents:
7846
diff
changeset
|
3573 if (c->quic->key_phase) { |
262396242352
Reworked macros for parsing/assembling packet types.
Vladimir Homutov <vl@nginx.com>
parents:
7846
diff
changeset
|
3574 pkt.flags |= NGX_QUIC_PKT_KPHASE; |
262396242352
Reworked macros for parsing/assembling packet types.
Vladimir Homutov <vl@nginx.com>
parents:
7846
diff
changeset
|
3575 } |
7691 | 3576 } |
3577 | |
7808
bda817d16cc2
Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents:
7794
diff
changeset
|
3578 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
|
3579 |
7755
949b95e4d504
Merged ngx_quic_send_packet() into ngx_quic_send_frames().
Vladimir Homutov <vl@nginx.com>
parents:
7754
diff
changeset
|
3580 pkt.log = c->log; |
949b95e4d504
Merged ngx_quic_send_packet() into ngx_quic_send_frames().
Vladimir Homutov <vl@nginx.com>
parents:
7754
diff
changeset
|
3581 pkt.level = start->level; |
7821
e0abe17a2878
Removed source/destination swap from the function creating header.
Vladimir Homutov <vl@nginx.com>
parents:
7820
diff
changeset
|
3582 pkt.dcid = qc->scid; |
e0abe17a2878
Removed source/destination swap from the function creating header.
Vladimir Homutov <vl@nginx.com>
parents:
7820
diff
changeset
|
3583 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
|
3584 pkt.payload = out; |
7751
f85749b60e58
Removed memory allocations from encryption code.
Vladimir Homutov <vl@nginx.com>
parents:
7750
diff
changeset
|
3585 |
7755
949b95e4d504
Merged ngx_quic_send_packet() into ngx_quic_send_frames().
Vladimir Homutov <vl@nginx.com>
parents:
7754
diff
changeset
|
3586 res.data = dst; |
7751
f85749b60e58
Removed memory allocations from encryption code.
Vladimir Homutov <vl@nginx.com>
parents:
7750
diff
changeset
|
3587 |
7836 | 3588 ngx_log_debug6(NGX_LOG_DEBUG_EVENT, c->log, 0, |
3589 "quic packet ready: %ui bytes at level %d" | |
3590 " need_ack: %d number: %L encoded %d:0x%xD", | |
3591 out.len, start->level, pkt.need_ack, pkt.number, | |
3592 pkt.num_len, pkt.trunc); | |
3593 | |
7862
fb7422074258
Added generation of CC frames with error on connection termination.
Vladimir Homutov <vl@nginx.com>
parents:
7861
diff
changeset
|
3594 if (ngx_quic_encrypt(&pkt, ssl_conn, &res) != NGX_OK) { |
7691 | 3595 return NGX_ERROR; |
3596 } | |
3597 | |
7836 | 3598 #ifdef NGX_QUIC_DEBUG_PACKETS |
7837
f175006124d0
Cleaned up hexdumps in debug output.
Vladimir Homutov <vl@nginx.com>
parents:
7836
diff
changeset
|
3599 ngx_quic_hexdump(c->log, "quic packet to send", res.data, res.len); |
7836 | 3600 #endif |
7691 | 3601 |
7774
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3602 len = c->send(c, res.data, res.len); |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3603 if (len == NGX_ERROR || (size_t) len != res.len) { |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3604 return NGX_ERROR; |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3605 } |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3606 |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3607 /* 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
|
3608 ctx->pnum++; |
7691 | 3609 |
7991
1b9db5c8c29b
QUIC: reworked ngx_quic_send_frames() function.
Vladimir Homutov <vl@nginx.com>
parents:
7990
diff
changeset
|
3610 if (pkt.need_ack) { |
1b9db5c8c29b
QUIC: reworked ngx_quic_send_frames() function.
Vladimir Homutov <vl@nginx.com>
parents:
7990
diff
changeset
|
3611 /* 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
|
3612 |
1b9db5c8c29b
QUIC: reworked ngx_quic_send_frames() function.
Vladimir Homutov <vl@nginx.com>
parents:
7990
diff
changeset
|
3613 if (qc->closing) { |
1b9db5c8c29b
QUIC: reworked ngx_quic_send_frames() function.
Vladimir Homutov <vl@nginx.com>
parents:
7990
diff
changeset
|
3614 /* 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
|
3615 ngx_quic_free_frames(c, frames); |
1b9db5c8c29b
QUIC: reworked ngx_quic_send_frames() function.
Vladimir Homutov <vl@nginx.com>
parents:
7990
diff
changeset
|
3616 |
1b9db5c8c29b
QUIC: reworked ngx_quic_send_frames() function.
Vladimir Homutov <vl@nginx.com>
parents:
7990
diff
changeset
|
3617 } else { |
1b9db5c8c29b
QUIC: reworked ngx_quic_send_frames() function.
Vladimir Homutov <vl@nginx.com>
parents:
7990
diff
changeset
|
3618 ngx_queue_add(&ctx->sent, frames); |
7993
b276833111cf
QUIC: implemented probe timeout (PTO) calculation.
Vladimir Homutov <vl@nginx.com>
parents:
7992
diff
changeset
|
3619 if (qc->pto.timer_set) { |
b276833111cf
QUIC: implemented probe timeout (PTO) calculation.
Vladimir Homutov <vl@nginx.com>
parents:
7992
diff
changeset
|
3620 ngx_del_timer(&qc->pto); |
b276833111cf
QUIC: implemented probe timeout (PTO) calculation.
Vladimir Homutov <vl@nginx.com>
parents:
7992
diff
changeset
|
3621 } |
b276833111cf
QUIC: implemented probe timeout (PTO) calculation.
Vladimir Homutov <vl@nginx.com>
parents:
7992
diff
changeset
|
3622 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
|
3623 |
4604e6043657
QUIC: packet based bytes_in_flight accounting.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8025
diff
changeset
|
3624 start->plen = len; |
7991
1b9db5c8c29b
QUIC: reworked ngx_quic_send_frames() function.
Vladimir Homutov <vl@nginx.com>
parents:
7990
diff
changeset
|
3625 } |
1b9db5c8c29b
QUIC: reworked ngx_quic_send_frames() function.
Vladimir Homutov <vl@nginx.com>
parents:
7990
diff
changeset
|
3626 |
8026
4604e6043657
QUIC: packet based bytes_in_flight accounting.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8025
diff
changeset
|
3627 qc->congestion.in_flight += len; |
7991
1b9db5c8c29b
QUIC: reworked ngx_quic_send_frames() function.
Vladimir Homutov <vl@nginx.com>
parents:
7990
diff
changeset
|
3628 |
1b9db5c8c29b
QUIC: reworked ngx_quic_send_frames() function.
Vladimir Homutov <vl@nginx.com>
parents:
7990
diff
changeset
|
3629 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
|
3630 "quic congestion send if:%uz", |
1b9db5c8c29b
QUIC: reworked ngx_quic_send_frames() function.
Vladimir Homutov <vl@nginx.com>
parents:
7990
diff
changeset
|
3631 qc->congestion.in_flight); |
1b9db5c8c29b
QUIC: reworked ngx_quic_send_frames() function.
Vladimir Homutov <vl@nginx.com>
parents:
7990
diff
changeset
|
3632 } else { |
1b9db5c8c29b
QUIC: reworked ngx_quic_send_frames() function.
Vladimir Homutov <vl@nginx.com>
parents:
7990
diff
changeset
|
3633 /* 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
|
3634 ngx_quic_free_frames(c, frames); |
1b9db5c8c29b
QUIC: reworked ngx_quic_send_frames() function.
Vladimir Homutov <vl@nginx.com>
parents:
7990
diff
changeset
|
3635 } |
1b9db5c8c29b
QUIC: reworked ngx_quic_send_frames() function.
Vladimir Homutov <vl@nginx.com>
parents:
7990
diff
changeset
|
3636 |
1b9db5c8c29b
QUIC: reworked ngx_quic_send_frames() function.
Vladimir Homutov <vl@nginx.com>
parents:
7990
diff
changeset
|
3637 return NGX_OK; |
7774
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3638 } |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3639 |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3640 |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3641 static void |
7808
bda817d16cc2
Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents:
7794
diff
changeset
|
3642 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
|
3643 { |
fdda518d10ba
Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents:
7780
diff
changeset
|
3644 uint64_t delta; |
fdda518d10ba
Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents:
7780
diff
changeset
|
3645 |
7808
bda817d16cc2
Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents:
7794
diff
changeset
|
3646 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
|
3647 pkt->number = ctx->pnum; |
7781
fdda518d10ba
Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents:
7780
diff
changeset
|
3648 |
fdda518d10ba
Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents:
7780
diff
changeset
|
3649 if (delta <= 0x7F) { |
fdda518d10ba
Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents:
7780
diff
changeset
|
3650 pkt->num_len = 1; |
7808
bda817d16cc2
Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents:
7794
diff
changeset
|
3651 pkt->trunc = ctx->pnum & 0xff; |
7781
fdda518d10ba
Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents:
7780
diff
changeset
|
3652 |
fdda518d10ba
Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents:
7780
diff
changeset
|
3653 } else if (delta <= 0x7FFF) { |
fdda518d10ba
Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents:
7780
diff
changeset
|
3654 pkt->num_len = 2; |
fdda518d10ba
Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents:
7780
diff
changeset
|
3655 pkt->flags |= 0x1; |
7808
bda817d16cc2
Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents:
7794
diff
changeset
|
3656 pkt->trunc = ctx->pnum & 0xffff; |
7781
fdda518d10ba
Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents:
7780
diff
changeset
|
3657 |
fdda518d10ba
Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents:
7780
diff
changeset
|
3658 } else if (delta <= 0x7FFFFF) { |
fdda518d10ba
Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents:
7780
diff
changeset
|
3659 pkt->num_len = 3; |
fdda518d10ba
Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents:
7780
diff
changeset
|
3660 pkt->flags |= 0x2; |
7808
bda817d16cc2
Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents:
7794
diff
changeset
|
3661 pkt->trunc = ctx->pnum & 0xffffff; |
7781
fdda518d10ba
Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents:
7780
diff
changeset
|
3662 |
fdda518d10ba
Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents:
7780
diff
changeset
|
3663 } else { |
fdda518d10ba
Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents:
7780
diff
changeset
|
3664 pkt->num_len = 4; |
fdda518d10ba
Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents:
7780
diff
changeset
|
3665 pkt->flags |= 0x3; |
7808
bda817d16cc2
Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents:
7794
diff
changeset
|
3666 pkt->trunc = ctx->pnum & 0xffffffff; |
7781
fdda518d10ba
Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents:
7780
diff
changeset
|
3667 } |
fdda518d10ba
Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents:
7780
diff
changeset
|
3668 } |
fdda518d10ba
Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents:
7780
diff
changeset
|
3669 |
fdda518d10ba
Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents:
7780
diff
changeset
|
3670 |
fdda518d10ba
Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents:
7780
diff
changeset
|
3671 static void |
7990 | 3672 ngx_quic_pto_handler(ngx_event_t *ev) |
7774
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3673 { |
8051
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8050
diff
changeset
|
3674 ngx_uint_t i; |
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8050
diff
changeset
|
3675 ngx_queue_t *q; |
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8050
diff
changeset
|
3676 ngx_connection_t *c; |
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8050
diff
changeset
|
3677 ngx_quic_frame_t *start; |
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8050
diff
changeset
|
3678 ngx_quic_send_ctx_t *ctx; |
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8050
diff
changeset
|
3679 ngx_quic_connection_t *qc; |
7774
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3680 |
7990 | 3681 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
|
3682 |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3683 c = ev->data; |
8051
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8050
diff
changeset
|
3684 qc = c->quic; |
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8050
diff
changeset
|
3685 |
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8050
diff
changeset
|
3686 qc->pto_count++; |
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8050
diff
changeset
|
3687 |
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8050
diff
changeset
|
3688 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
|
3689 |
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8050
diff
changeset
|
3690 ctx = &qc->send_ctx[i]; |
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8050
diff
changeset
|
3691 |
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8050
diff
changeset
|
3692 if (ngx_queue_empty(&ctx->sent)) { |
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8050
diff
changeset
|
3693 continue; |
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8050
diff
changeset
|
3694 } |
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8050
diff
changeset
|
3695 |
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8050
diff
changeset
|
3696 q = ngx_queue_head(&ctx->sent); |
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8050
diff
changeset
|
3697 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
|
3698 |
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8050
diff
changeset
|
3699 if (start->pnum <= ctx->largest_ack |
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8050
diff
changeset
|
3700 && ctx->largest_ack != (uint64_t) -1) |
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8050
diff
changeset
|
3701 { |
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8050
diff
changeset
|
3702 continue; |
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8050
diff
changeset
|
3703 } |
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8050
diff
changeset
|
3704 |
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8050
diff
changeset
|
3705 ngx_log_debug3(NGX_LOG_DEBUG_EVENT, c->log, 0, |
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8050
diff
changeset
|
3706 "quic pto pnum:%ui pto_count:%ui level:%d", |
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8050
diff
changeset
|
3707 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
|
3708 |
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8050
diff
changeset
|
3709 if (ngx_quic_resend_frames(c, ctx, start) != NGX_OK) { |
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8050
diff
changeset
|
3710 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
|
3711 return; |
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8050
diff
changeset
|
3712 } |
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8050
diff
changeset
|
3713 } |
7774
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3714 } |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3715 |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3716 |
7775 | 3717 static void |
3718 ngx_quic_push_handler(ngx_event_t *ev) | |
3719 { | |
7811
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
7810
diff
changeset
|
3720 ngx_connection_t *c; |
7775 | 3721 |
7836 | 3722 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, ev->log, 0, "quic push timer"); |
7775 | 3723 |
3724 c = ev->data; | |
3725 | |
3726 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
|
3727 ngx_quic_close_connection(c, NGX_ERROR); |
7775 | 3728 return; |
3729 } | |
3730 } | |
3731 | |
3732 | |
8051
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8050
diff
changeset
|
3733 static |
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8050
diff
changeset
|
3734 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
|
3735 { |
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8050
diff
changeset
|
3736 ngx_connection_t *c; |
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8050
diff
changeset
|
3737 |
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8050
diff
changeset
|
3738 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
|
3739 |
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8050
diff
changeset
|
3740 c = ev->data; |
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8050
diff
changeset
|
3741 |
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8050
diff
changeset
|
3742 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
|
3743 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
|
3744 } |
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8050
diff
changeset
|
3745 } |
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8050
diff
changeset
|
3746 |
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8050
diff
changeset
|
3747 |
7774
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3748 static ngx_int_t |
8051
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8050
diff
changeset
|
3749 ngx_quic_detect_lost(ngx_connection_t *c) |
7774
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3750 { |
7992
909b989ec088
QUIC: reworked retransmission mechanism.
Vladimir Homutov <vl@nginx.com>
parents:
7991
diff
changeset
|
3751 ngx_uint_t i; |
909b989ec088
QUIC: reworked retransmission mechanism.
Vladimir Homutov <vl@nginx.com>
parents:
7991
diff
changeset
|
3752 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
|
3753 ngx_queue_t *q; |
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8050
diff
changeset
|
3754 ngx_quic_frame_t *start; |
7992
909b989ec088
QUIC: reworked retransmission mechanism.
Vladimir Homutov <vl@nginx.com>
parents:
7991
diff
changeset
|
3755 ngx_quic_send_ctx_t *ctx; |
7774
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3756 ngx_quic_connection_t *qc; |
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 qc = c->quic; |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3759 now = ngx_current_msec; |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3760 |
7992
909b989ec088
QUIC: reworked retransmission mechanism.
Vladimir Homutov <vl@nginx.com>
parents:
7991
diff
changeset
|
3761 min_wait = 0; |
909b989ec088
QUIC: reworked retransmission mechanism.
Vladimir Homutov <vl@nginx.com>
parents:
7991
diff
changeset
|
3762 |
8051
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8050
diff
changeset
|
3763 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
|
3764 thr = ngx_max(thr, NGX_QUIC_TIME_GRANULARITY); |
7774
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3765 |
7992
909b989ec088
QUIC: reworked retransmission mechanism.
Vladimir Homutov <vl@nginx.com>
parents:
7991
diff
changeset
|
3766 for (i = 0; i < NGX_QUIC_SEND_CTX_LAST; i++) { |
909b989ec088
QUIC: reworked retransmission mechanism.
Vladimir Homutov <vl@nginx.com>
parents:
7991
diff
changeset
|
3767 |
909b989ec088
QUIC: reworked retransmission mechanism.
Vladimir Homutov <vl@nginx.com>
parents:
7991
diff
changeset
|
3768 ctx = &qc->send_ctx[i]; |
909b989ec088
QUIC: reworked retransmission mechanism.
Vladimir Homutov <vl@nginx.com>
parents:
7991
diff
changeset
|
3769 |
8053
4e3a71621c9a
QUIC: do not arm loss detection timer for succeeding packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8052
diff
changeset
|
3770 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
|
3771 continue; |
4e3a71621c9a
QUIC: do not arm loss detection timer for succeeding packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8052
diff
changeset
|
3772 } |
4e3a71621c9a
QUIC: do not arm loss detection timer for succeeding packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8052
diff
changeset
|
3773 |
8051
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8050
diff
changeset
|
3774 while (!ngx_queue_empty(&ctx->sent)) { |
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8050
diff
changeset
|
3775 |
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8050
diff
changeset
|
3776 q = ngx_queue_head(&ctx->sent); |
7992
909b989ec088
QUIC: reworked retransmission mechanism.
Vladimir Homutov <vl@nginx.com>
parents:
7991
diff
changeset
|
3777 start = ngx_queue_data(q, ngx_quic_frame_t, queue); |
909b989ec088
QUIC: reworked retransmission mechanism.
Vladimir Homutov <vl@nginx.com>
parents:
7991
diff
changeset
|
3778 |
8053
4e3a71621c9a
QUIC: do not arm loss detection timer for succeeding packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8052
diff
changeset
|
3779 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
|
3780 break; |
4e3a71621c9a
QUIC: do not arm loss detection timer for succeeding packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8052
diff
changeset
|
3781 } |
4e3a71621c9a
QUIC: do not arm loss detection timer for succeeding packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8052
diff
changeset
|
3782 |
7992
909b989ec088
QUIC: reworked retransmission mechanism.
Vladimir Homutov <vl@nginx.com>
parents:
7991
diff
changeset
|
3783 wait = start->last + thr - now; |
909b989ec088
QUIC: reworked retransmission mechanism.
Vladimir Homutov <vl@nginx.com>
parents:
7991
diff
changeset
|
3784 |
8051
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8050
diff
changeset
|
3785 ngx_log_debug4(NGX_LOG_DEBUG_EVENT, c->log, 0, |
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8050
diff
changeset
|
3786 "quic detect_lost pnum:%ui thr:%M wait:%i level:%d", |
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8050
diff
changeset
|
3787 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
|
3788 |
8054
355e079c5eee
QUIC: do not arm loss detection timer on packet threshold.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8053
diff
changeset
|
3789 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
|
3790 && 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
|
3791 { |
7992
909b989ec088
QUIC: reworked retransmission mechanism.
Vladimir Homutov <vl@nginx.com>
parents:
7991
diff
changeset
|
3792 |
909b989ec088
QUIC: reworked retransmission mechanism.
Vladimir Homutov <vl@nginx.com>
parents:
7991
diff
changeset
|
3793 if (min_wait == 0 || wait < min_wait) { |
909b989ec088
QUIC: reworked retransmission mechanism.
Vladimir Homutov <vl@nginx.com>
parents:
7991
diff
changeset
|
3794 min_wait = wait; |
909b989ec088
QUIC: reworked retransmission mechanism.
Vladimir Homutov <vl@nginx.com>
parents:
7991
diff
changeset
|
3795 } |
909b989ec088
QUIC: reworked retransmission mechanism.
Vladimir Homutov <vl@nginx.com>
parents:
7991
diff
changeset
|
3796 |
8054
355e079c5eee
QUIC: do not arm loss detection timer on packet threshold.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8053
diff
changeset
|
3797 break; |
7774
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3798 } |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3799 |
8051
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8050
diff
changeset
|
3800 if (ngx_quic_resend_frames(c, ctx, start) != NGX_OK) { |
7992
909b989ec088
QUIC: reworked retransmission mechanism.
Vladimir Homutov <vl@nginx.com>
parents:
7991
diff
changeset
|
3801 return NGX_ERROR; |
7774
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3802 } |
8051
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8050
diff
changeset
|
3803 } |
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8050
diff
changeset
|
3804 } |
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8050
diff
changeset
|
3805 |
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8050
diff
changeset
|
3806 /* no more preceeding packets */ |
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8050
diff
changeset
|
3807 |
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8050
diff
changeset
|
3808 if (min_wait == 0) { |
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8050
diff
changeset
|
3809 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
|
3810 return NGX_OK; |
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8050
diff
changeset
|
3811 } |
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8050
diff
changeset
|
3812 |
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8050
diff
changeset
|
3813 qc->pto.handler = ngx_quic_lost_handler; |
7992
909b989ec088
QUIC: reworked retransmission mechanism.
Vladimir Homutov <vl@nginx.com>
parents:
7991
diff
changeset
|
3814 |
909b989ec088
QUIC: reworked retransmission mechanism.
Vladimir Homutov <vl@nginx.com>
parents:
7991
diff
changeset
|
3815 if (qc->pto.timer_set) { |
909b989ec088
QUIC: reworked retransmission mechanism.
Vladimir Homutov <vl@nginx.com>
parents:
7991
diff
changeset
|
3816 ngx_del_timer(&qc->pto); |
909b989ec088
QUIC: reworked retransmission mechanism.
Vladimir Homutov <vl@nginx.com>
parents:
7991
diff
changeset
|
3817 } |
909b989ec088
QUIC: reworked retransmission mechanism.
Vladimir Homutov <vl@nginx.com>
parents:
7991
diff
changeset
|
3818 |
8051
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8050
diff
changeset
|
3819 ngx_add_timer(&qc->pto, min_wait); |
7774
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3820 |
7691 | 3821 return NGX_OK; |
3822 } | |
3823 | |
3824 | |
8051
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8050
diff
changeset
|
3825 static ngx_int_t |
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8050
diff
changeset
|
3826 ngx_quic_resend_frames(ngx_connection_t *c, ngx_quic_send_ctx_t *ctx, |
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8050
diff
changeset
|
3827 ngx_quic_frame_t *start) |
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8050
diff
changeset
|
3828 { |
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8050
diff
changeset
|
3829 ngx_queue_t *q, range; |
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8050
diff
changeset
|
3830 ngx_quic_frame_t *f; |
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8050
diff
changeset
|
3831 |
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8050
diff
changeset
|
3832 ngx_queue_init(&range); |
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8050
diff
changeset
|
3833 |
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8050
diff
changeset
|
3834 /* send frames with same packet number to the wire */ |
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8050
diff
changeset
|
3835 |
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8050
diff
changeset
|
3836 q = ngx_queue_head(&ctx->sent); |
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8050
diff
changeset
|
3837 |
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8050
diff
changeset
|
3838 do { |
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8050
diff
changeset
|
3839 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
|
3840 |
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8050
diff
changeset
|
3841 if (f->pnum != start->pnum) { |
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8050
diff
changeset
|
3842 break; |
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8050
diff
changeset
|
3843 } |
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8050
diff
changeset
|
3844 |
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8050
diff
changeset
|
3845 q = ngx_queue_next(q); |
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8050
diff
changeset
|
3846 |
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8050
diff
changeset
|
3847 ngx_queue_remove(&f->queue); |
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8050
diff
changeset
|
3848 ngx_queue_insert_tail(&range, &f->queue); |
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8050
diff
changeset
|
3849 |
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8050
diff
changeset
|
3850 } 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
|
3851 |
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8050
diff
changeset
|
3852 ngx_quic_congestion_lost(c, start); |
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8050
diff
changeset
|
3853 |
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8050
diff
changeset
|
3854 return ngx_quic_send_frames(c, ctx, &range); |
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8050
diff
changeset
|
3855 } |
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8050
diff
changeset
|
3856 |
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8050
diff
changeset
|
3857 |
7691 | 3858 ngx_connection_t * |
8013
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8004
diff
changeset
|
3859 ngx_quic_open_stream(ngx_connection_t *c, ngx_uint_t bidi) |
7691 | 3860 { |
8013
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8004
diff
changeset
|
3861 size_t rcvbuf_size; |
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8004
diff
changeset
|
3862 uint64_t id; |
7746
b364af7f9f3f
Removed ngx_quic_stream_node_t.
Roman Arutyunyan <arut@nginx.com>
parents:
7745
diff
changeset
|
3863 ngx_quic_stream_t *qs, *sn; |
b364af7f9f3f
Removed ngx_quic_stream_node_t.
Roman Arutyunyan <arut@nginx.com>
parents:
7745
diff
changeset
|
3864 ngx_quic_connection_t *qc; |
7695
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
7691
diff
changeset
|
3865 |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
7691
diff
changeset
|
3866 qs = c->qs; |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
7691
diff
changeset
|
3867 qc = qs->parent->quic; |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
7691
diff
changeset
|
3868 |
8013
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8004
diff
changeset
|
3869 if (bidi) { |
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8004
diff
changeset
|
3870 if (qc->streams.server_streams_bidi |
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8004
diff
changeset
|
3871 >= qc->streams.server_max_streams_bidi) |
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8004
diff
changeset
|
3872 { |
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8004
diff
changeset
|
3873 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
|
3874 "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
|
3875 qc->streams.server_streams_bidi); |
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8004
diff
changeset
|
3876 return NULL; |
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8004
diff
changeset
|
3877 } |
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8004
diff
changeset
|
3878 |
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8004
diff
changeset
|
3879 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
|
3880 | NGX_QUIC_STREAM_SERVER_INITIATED; |
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8004
diff
changeset
|
3881 |
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8004
diff
changeset
|
3882 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
|
3883 "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
|
3884 qc->streams.server_streams_bidi, |
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8004
diff
changeset
|
3885 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
|
3886 |
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8004
diff
changeset
|
3887 qc->streams.server_streams_bidi++; |
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8004
diff
changeset
|
3888 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
|
3889 |
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8004
diff
changeset
|
3890 } else { |
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8004
diff
changeset
|
3891 if (qc->streams.server_streams_uni |
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8004
diff
changeset
|
3892 >= qc->streams.server_max_streams_uni) |
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8004
diff
changeset
|
3893 { |
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8004
diff
changeset
|
3894 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
|
3895 "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
|
3896 qc->streams.server_streams_uni); |
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8004
diff
changeset
|
3897 return NULL; |
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8004
diff
changeset
|
3898 } |
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8004
diff
changeset
|
3899 |
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8004
diff
changeset
|
3900 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
|
3901 | NGX_QUIC_STREAM_SERVER_INITIATED |
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8004
diff
changeset
|
3902 | NGX_QUIC_STREAM_UNIDIRECTIONAL; |
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8004
diff
changeset
|
3903 |
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8004
diff
changeset
|
3904 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
|
3905 "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
|
3906 qc->streams.server_streams_uni, |
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8004
diff
changeset
|
3907 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
|
3908 |
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8004
diff
changeset
|
3909 qc->streams.server_streams_uni++; |
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8004
diff
changeset
|
3910 rcvbuf_size = 0; |
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8004
diff
changeset
|
3911 } |
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8004
diff
changeset
|
3912 |
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8004
diff
changeset
|
3913 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
|
3914 if (sn == NULL) { |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
7691
diff
changeset
|
3915 return NULL; |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
7691
diff
changeset
|
3916 } |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
7691
diff
changeset
|
3917 |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
7691
diff
changeset
|
3918 return sn->c; |
7691 | 3919 } |
3920 | |
3921 | |
3922 static void | |
3923 ngx_quic_rbtree_insert_stream(ngx_rbtree_node_t *temp, | |
3924 ngx_rbtree_node_t *node, ngx_rbtree_node_t *sentinel) | |
3925 { | |
7746
b364af7f9f3f
Removed ngx_quic_stream_node_t.
Roman Arutyunyan <arut@nginx.com>
parents:
7745
diff
changeset
|
3926 ngx_rbtree_node_t **p; |
b364af7f9f3f
Removed ngx_quic_stream_node_t.
Roman Arutyunyan <arut@nginx.com>
parents:
7745
diff
changeset
|
3927 ngx_quic_stream_t *qn, *qnt; |
7691 | 3928 |
3929 for ( ;; ) { | |
7750
2935a11c55b6
Fixed QUIC stream insert and find.
Roman Arutyunyan <arut@nginx.com>
parents:
7748
diff
changeset
|
3930 qn = (ngx_quic_stream_t *) node; |
2935a11c55b6
Fixed QUIC stream insert and find.
Roman Arutyunyan <arut@nginx.com>
parents:
7748
diff
changeset
|
3931 qnt = (ngx_quic_stream_t *) temp; |
7691 | 3932 |
7750
2935a11c55b6
Fixed QUIC stream insert and find.
Roman Arutyunyan <arut@nginx.com>
parents:
7748
diff
changeset
|
3933 p = (qn->id < qnt->id) ? &temp->left : &temp->right; |
7691 | 3934 |
3935 if (*p == sentinel) { | |
3936 break; | |
3937 } | |
3938 | |
3939 temp = *p; | |
3940 } | |
3941 | |
3942 *p = node; | |
3943 node->parent = temp; | |
3944 node->left = sentinel; | |
3945 node->right = sentinel; | |
3946 ngx_rbt_red(node); | |
3947 } | |
3948 | |
3949 | |
7746
b364af7f9f3f
Removed ngx_quic_stream_node_t.
Roman Arutyunyan <arut@nginx.com>
parents:
7745
diff
changeset
|
3950 static ngx_quic_stream_t * |
7750
2935a11c55b6
Fixed QUIC stream insert and find.
Roman Arutyunyan <arut@nginx.com>
parents:
7748
diff
changeset
|
3951 ngx_quic_find_stream(ngx_rbtree_t *rbtree, uint64_t id) |
7691 | 3952 { |
3953 ngx_rbtree_node_t *node, *sentinel; | |
7750
2935a11c55b6
Fixed QUIC stream insert and find.
Roman Arutyunyan <arut@nginx.com>
parents:
7748
diff
changeset
|
3954 ngx_quic_stream_t *qn; |
7691 | 3955 |
3956 node = rbtree->root; | |
3957 sentinel = rbtree->sentinel; | |
3958 | |
3959 while (node != sentinel) { | |
7750
2935a11c55b6
Fixed QUIC stream insert and find.
Roman Arutyunyan <arut@nginx.com>
parents:
7748
diff
changeset
|
3960 qn = (ngx_quic_stream_t *) node; |
7691 | 3961 |
7750
2935a11c55b6
Fixed QUIC stream insert and find.
Roman Arutyunyan <arut@nginx.com>
parents:
7748
diff
changeset
|
3962 if (id == qn->id) { |
2935a11c55b6
Fixed QUIC stream insert and find.
Roman Arutyunyan <arut@nginx.com>
parents:
7748
diff
changeset
|
3963 return qn; |
7691 | 3964 } |
3965 | |
7750
2935a11c55b6
Fixed QUIC stream insert and find.
Roman Arutyunyan <arut@nginx.com>
parents:
7748
diff
changeset
|
3966 node = (id < qn->id) ? node->left : node->right; |
7691 | 3967 } |
3968 | |
3969 return NULL; | |
3970 } | |
3971 | |
3972 | |
7746
b364af7f9f3f
Removed ngx_quic_stream_node_t.
Roman Arutyunyan <arut@nginx.com>
parents:
7745
diff
changeset
|
3973 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
|
3974 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
|
3975 { |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8021
diff
changeset
|
3976 size_t n; |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8021
diff
changeset
|
3977 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
|
3978 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
|
3979 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
|
3980 |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8021
diff
changeset
|
3981 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
|
3982 "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
|
3983 |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8021
diff
changeset
|
3984 qc = c->quic; |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8021
diff
changeset
|
3985 |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8021
diff
changeset
|
3986 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
|
3987 |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8021
diff
changeset
|
3988 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
|
3989 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
|
3990 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
|
3991 } |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8021
diff
changeset
|
3992 |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8021
diff
changeset
|
3993 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
|
3994 return NULL; |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8021
diff
changeset
|
3995 } |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8021
diff
changeset
|
3996 |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8021
diff
changeset
|
3997 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
|
3998 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
|
3999 } |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8021
diff
changeset
|
4000 |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8021
diff
changeset
|
4001 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
|
4002 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
|
4003 return NULL; |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8021
diff
changeset
|
4004 } |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8021
diff
changeset
|
4005 |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8021
diff
changeset
|
4006 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
|
4007 | 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
|
4008 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
|
4009 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
|
4010 |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8021
diff
changeset
|
4011 } else { |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8021
diff
changeset
|
4012 |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8021
diff
changeset
|
4013 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
|
4014 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
|
4015 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
|
4016 } |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8021
diff
changeset
|
4017 |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8021
diff
changeset
|
4018 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
|
4019 return NULL; |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8021
diff
changeset
|
4020 } |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8021
diff
changeset
|
4021 |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8021
diff
changeset
|
4022 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
|
4023 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
|
4024 } |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8021
diff
changeset
|
4025 |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8021
diff
changeset
|
4026 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
|
4027 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
|
4028 return NULL; |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8021
diff
changeset
|
4029 } |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8021
diff
changeset
|
4030 |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8021
diff
changeset
|
4031 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
|
4032 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
|
4033 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
|
4034 } |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8021
diff
changeset
|
4035 |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8021
diff
changeset
|
4036 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
|
4037 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
|
4038 } |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8021
diff
changeset
|
4039 |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8021
diff
changeset
|
4040 /* |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8021
diff
changeset
|
4041 * 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
|
4042 * |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8021
diff
changeset
|
4043 * 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
|
4044 * 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
|
4045 * 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
|
4046 * opened. |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8021
diff
changeset
|
4047 */ |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8021
diff
changeset
|
4048 |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8021
diff
changeset
|
4049 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
|
4050 |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8021
diff
changeset
|
4051 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
|
4052 if (sn == NULL) { |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8021
diff
changeset
|
4053 return NULL; |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8021
diff
changeset
|
4054 } |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8021
diff
changeset
|
4055 |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8021
diff
changeset
|
4056 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
|
4057 } |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8021
diff
changeset
|
4058 |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8021
diff
changeset
|
4059 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
|
4060 } |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8021
diff
changeset
|
4061 |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8021
diff
changeset
|
4062 |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8021
diff
changeset
|
4063 static ngx_quic_stream_t * |
7748
4cf00c14f11a
Safe QUIC stream creation.
Roman Arutyunyan <arut@nginx.com>
parents:
7747
diff
changeset
|
4064 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
|
4065 { |
7842
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
4066 ngx_log_t *log; |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
4067 ngx_pool_t *pool; |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
4068 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
|
4069 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
|
4070 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
|
4071 |
8014
c5324bb3a704
QUIC: limited the number of client-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8013
diff
changeset
|
4072 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
|
4073 "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
|
4074 |
7842
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
4075 qc = c->quic; |
7695
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
7691
diff
changeset
|
4076 |
7748
4cf00c14f11a
Safe QUIC stream creation.
Roman Arutyunyan <arut@nginx.com>
parents:
7747
diff
changeset
|
4077 pool = ngx_create_pool(NGX_DEFAULT_POOL_SIZE, c->log); |
4cf00c14f11a
Safe QUIC stream creation.
Roman Arutyunyan <arut@nginx.com>
parents:
7747
diff
changeset
|
4078 if (pool == NULL) { |
7695
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
7691
diff
changeset
|
4079 return NULL; |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
7691
diff
changeset
|
4080 } |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
7691
diff
changeset
|
4081 |
7748
4cf00c14f11a
Safe QUIC stream creation.
Roman Arutyunyan <arut@nginx.com>
parents:
7747
diff
changeset
|
4082 sn = ngx_pcalloc(pool, sizeof(ngx_quic_stream_t)); |
4cf00c14f11a
Safe QUIC stream creation.
Roman Arutyunyan <arut@nginx.com>
parents:
7747
diff
changeset
|
4083 if (sn == NULL) { |
4cf00c14f11a
Safe QUIC stream creation.
Roman Arutyunyan <arut@nginx.com>
parents:
7747
diff
changeset
|
4084 ngx_destroy_pool(pool); |
7695
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
7691
diff
changeset
|
4085 return NULL; |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
7691
diff
changeset
|
4086 } |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
7691
diff
changeset
|
4087 |
7748
4cf00c14f11a
Safe QUIC stream creation.
Roman Arutyunyan <arut@nginx.com>
parents:
7747
diff
changeset
|
4088 sn->node.key = id; |
4cf00c14f11a
Safe QUIC stream creation.
Roman Arutyunyan <arut@nginx.com>
parents:
7747
diff
changeset
|
4089 sn->parent = c; |
4cf00c14f11a
Safe QUIC stream creation.
Roman Arutyunyan <arut@nginx.com>
parents:
7747
diff
changeset
|
4090 sn->id = id; |
4cf00c14f11a
Safe QUIC stream creation.
Roman Arutyunyan <arut@nginx.com>
parents:
7747
diff
changeset
|
4091 |
4cf00c14f11a
Safe QUIC stream creation.
Roman Arutyunyan <arut@nginx.com>
parents:
7747
diff
changeset
|
4092 sn->b = ngx_create_temp_buf(pool, rcvbuf_size); |
4cf00c14f11a
Safe QUIC stream creation.
Roman Arutyunyan <arut@nginx.com>
parents:
7747
diff
changeset
|
4093 if (sn->b == NULL) { |
4cf00c14f11a
Safe QUIC stream creation.
Roman Arutyunyan <arut@nginx.com>
parents:
7747
diff
changeset
|
4094 ngx_destroy_pool(pool); |
7695
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
7691
diff
changeset
|
4095 return NULL; |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
7691
diff
changeset
|
4096 } |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
7691
diff
changeset
|
4097 |
7811
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
7810
diff
changeset
|
4098 ngx_queue_init(&sn->fs.frames); |
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
7810
diff
changeset
|
4099 |
7695
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
7691
diff
changeset
|
4100 log = ngx_palloc(pool, sizeof(ngx_log_t)); |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
7691
diff
changeset
|
4101 if (log == NULL) { |
7748
4cf00c14f11a
Safe QUIC stream creation.
Roman Arutyunyan <arut@nginx.com>
parents:
7747
diff
changeset
|
4102 ngx_destroy_pool(pool); |
7695
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
7691
diff
changeset
|
4103 return NULL; |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
7691
diff
changeset
|
4104 } |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
7691
diff
changeset
|
4105 |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
7691
diff
changeset
|
4106 *log = *c->log; |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
7691
diff
changeset
|
4107 pool->log = log; |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
7691
diff
changeset
|
4108 |
7748
4cf00c14f11a
Safe QUIC stream creation.
Roman Arutyunyan <arut@nginx.com>
parents:
7747
diff
changeset
|
4109 sn->c = ngx_get_connection(-1, log); |
4cf00c14f11a
Safe QUIC stream creation.
Roman Arutyunyan <arut@nginx.com>
parents:
7747
diff
changeset
|
4110 if (sn->c == NULL) { |
4cf00c14f11a
Safe QUIC stream creation.
Roman Arutyunyan <arut@nginx.com>
parents:
7747
diff
changeset
|
4111 ngx_destroy_pool(pool); |
7695
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
7691
diff
changeset
|
4112 return NULL; |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
7691
diff
changeset
|
4113 } |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
7691
diff
changeset
|
4114 |
7746
b364af7f9f3f
Removed ngx_quic_stream_node_t.
Roman Arutyunyan <arut@nginx.com>
parents:
7745
diff
changeset
|
4115 sn->c->qs = sn; |
8000
893b3313f53c
QUIC: added "quic" listen parameter in Stream.
Roman Arutyunyan <arut@nginx.com>
parents:
7999
diff
changeset
|
4116 sn->c->type = SOCK_STREAM; |
7748
4cf00c14f11a
Safe QUIC stream creation.
Roman Arutyunyan <arut@nginx.com>
parents:
7747
diff
changeset
|
4117 sn->c->pool = pool; |
4cf00c14f11a
Safe QUIC stream creation.
Roman Arutyunyan <arut@nginx.com>
parents:
7747
diff
changeset
|
4118 sn->c->ssl = c->ssl; |
4cf00c14f11a
Safe QUIC stream creation.
Roman Arutyunyan <arut@nginx.com>
parents:
7747
diff
changeset
|
4119 sn->c->sockaddr = c->sockaddr; |
4cf00c14f11a
Safe QUIC stream creation.
Roman Arutyunyan <arut@nginx.com>
parents:
7747
diff
changeset
|
4120 sn->c->listening = c->listening; |
4cf00c14f11a
Safe QUIC stream creation.
Roman Arutyunyan <arut@nginx.com>
parents:
7747
diff
changeset
|
4121 sn->c->addr_text = c->addr_text; |
4cf00c14f11a
Safe QUIC stream creation.
Roman Arutyunyan <arut@nginx.com>
parents:
7747
diff
changeset
|
4122 sn->c->local_sockaddr = c->local_sockaddr; |
4cf00c14f11a
Safe QUIC stream creation.
Roman Arutyunyan <arut@nginx.com>
parents:
7747
diff
changeset
|
4123 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
|
4124 |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
7691
diff
changeset
|
4125 sn->c->recv = ngx_quic_stream_recv; |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
7691
diff
changeset
|
4126 sn->c->send = ngx_quic_stream_send; |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
7691
diff
changeset
|
4127 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
|
4128 |
7997
b250b515e5b6
QUIC: fixed stream read event log.
Roman Arutyunyan <arut@nginx.com>
parents:
7996
diff
changeset
|
4129 sn->c->read->log = log; |
b250b515e5b6
QUIC: fixed stream read event log.
Roman Arutyunyan <arut@nginx.com>
parents:
7996
diff
changeset
|
4130 sn->c->write->log = log; |
7748
4cf00c14f11a
Safe QUIC stream creation.
Roman Arutyunyan <arut@nginx.com>
parents:
7747
diff
changeset
|
4131 |
7839
44cac24aaa44
Assign connection number to every QUIC stream log.
Roman Arutyunyan <arut@nginx.com>
parents:
7838
diff
changeset
|
4132 log->connection = sn->c->number; |
44cac24aaa44
Assign connection number to every QUIC stream log.
Roman Arutyunyan <arut@nginx.com>
parents:
7838
diff
changeset
|
4133 |
7841
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
4134 if ((id & NGX_QUIC_STREAM_UNIDIRECTIONAL) == 0 |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
4135 || (id & NGX_QUIC_STREAM_SERVER_INITIATED)) |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
4136 { |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
4137 sn->c->write->ready = 1; |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
4138 } |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
4139 |
7842
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
4140 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
|
4141 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
|
4142 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
|
4143 } |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
4144 |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
4145 } else { |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
4146 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
|
4147 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
|
4148 } else { |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
4149 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
|
4150 } |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
4151 } |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
4152 |
7705
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
7703
diff
changeset
|
4153 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
|
4154 if (cln == NULL) { |
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
7703
diff
changeset
|
4155 ngx_close_connection(sn->c); |
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
7703
diff
changeset
|
4156 ngx_destroy_pool(pool); |
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
7703
diff
changeset
|
4157 return NULL; |
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
7703
diff
changeset
|
4158 } |
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
7703
diff
changeset
|
4159 |
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
7703
diff
changeset
|
4160 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
|
4161 cln->data = sn->c; |
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
7703
diff
changeset
|
4162 |
7748
4cf00c14f11a
Safe QUIC stream creation.
Roman Arutyunyan <arut@nginx.com>
parents:
7747
diff
changeset
|
4163 ngx_rbtree_insert(&c->quic->streams.tree, &sn->node); |
4cf00c14f11a
Safe QUIC stream creation.
Roman Arutyunyan <arut@nginx.com>
parents:
7747
diff
changeset
|
4164 |
7695
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
7691
diff
changeset
|
4165 return sn; |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
7691
diff
changeset
|
4166 } |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
7691
diff
changeset
|
4167 |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
7691
diff
changeset
|
4168 |
7691 | 4169 static ssize_t |
4170 ngx_quic_stream_recv(ngx_connection_t *c, u_char *buf, size_t size) | |
4171 { | |
7815
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
7814
diff
changeset
|
4172 ssize_t len; |
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
7814
diff
changeset
|
4173 ngx_buf_t *b; |
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
7814
diff
changeset
|
4174 ngx_event_t *rev; |
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
7814
diff
changeset
|
4175 ngx_connection_t *pc; |
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
7814
diff
changeset
|
4176 ngx_quic_frame_t *frame; |
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
7814
diff
changeset
|
4177 ngx_quic_stream_t *qs; |
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
7814
diff
changeset
|
4178 ngx_quic_connection_t *qc; |
7691 | 4179 |
4180 qs = c->qs; | |
7746
b364af7f9f3f
Removed ngx_quic_stream_node_t.
Roman Arutyunyan <arut@nginx.com>
parents:
7745
diff
changeset
|
4181 b = qs->b; |
7815
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
7814
diff
changeset
|
4182 pc = qs->parent; |
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
7814
diff
changeset
|
4183 qc = pc->quic; |
7745
5f223cdad40e
Implemented eof in QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
7744
diff
changeset
|
4184 rev = c->read; |
7691 | 4185 |
8021
b66a2a041d7e
QUIC: fixed ngx_http_test_reading() for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8020
diff
changeset
|
4186 if (rev->error) { |
b66a2a041d7e
QUIC: fixed ngx_http_test_reading() for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8020
diff
changeset
|
4187 return NGX_ERROR; |
b66a2a041d7e
QUIC: fixed ngx_http_test_reading() for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8020
diff
changeset
|
4188 } |
b66a2a041d7e
QUIC: fixed ngx_http_test_reading() for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8020
diff
changeset
|
4189 |
7836 | 4190 ngx_log_debug3(NGX_LOG_DEBUG_EVENT, c->log, 0, |
7996
d2f716e668e8
Fixed format specifiers.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7995
diff
changeset
|
4191 "quic stream id 0x%xL recv: eof:%d, avail:%z", |
7836 | 4192 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
|
4193 |
7732
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
7731
diff
changeset
|
4194 if (b->pos == b->last) { |
7745
5f223cdad40e
Implemented eof in QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
7744
diff
changeset
|
4195 rev->ready = 0; |
5f223cdad40e
Implemented eof in QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
7744
diff
changeset
|
4196 |
5f223cdad40e
Implemented eof in QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
7744
diff
changeset
|
4197 if (rev->pending_eof) { |
5f223cdad40e
Implemented eof in QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
7744
diff
changeset
|
4198 rev->eof = 1; |
5f223cdad40e
Implemented eof in QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
7744
diff
changeset
|
4199 return 0; |
5f223cdad40e
Implemented eof in QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
7744
diff
changeset
|
4200 } |
5f223cdad40e
Implemented eof in QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
7744
diff
changeset
|
4201 |
7836 | 4202 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0, |
7996
d2f716e668e8
Fixed format specifiers.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7995
diff
changeset
|
4203 "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
|
4204 return NGX_AGAIN; |
7691 | 4205 } |
4206 | |
4207 len = ngx_min(b->last - b->pos, (ssize_t) size); | |
4208 | |
4209 ngx_memcpy(buf, b->pos, len); | |
4210 | |
4211 b->pos += len; | |
7842
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
4212 qc->streams.received += len; |
7691 | 4213 |
7732
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
7731
diff
changeset
|
4214 if (b->pos == b->last) { |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
7731
diff
changeset
|
4215 b->pos = b->start; |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
7731
diff
changeset
|
4216 b->last = b->start; |
7760
32db41d603cd
Fixed handling QUIC stream eof.
Roman Arutyunyan <arut@nginx.com>
parents:
7759
diff
changeset
|
4217 rev->ready = rev->pending_eof; |
7732
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
7731
diff
changeset
|
4218 } |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
7731
diff
changeset
|
4219 |
7836 | 4220 ngx_log_debug3(NGX_LOG_DEBUG_EVENT, c->log, 0, |
7996
d2f716e668e8
Fixed format specifiers.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7995
diff
changeset
|
4221 "quic stream id 0x%xL recv: %z of %uz", qs->id, len, size); |
7691 | 4222 |
7815
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
7814
diff
changeset
|
4223 if (!rev->pending_eof) { |
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
7814
diff
changeset
|
4224 frame = ngx_quic_alloc_frame(pc, 0); |
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
7814
diff
changeset
|
4225 if (frame == NULL) { |
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
7814
diff
changeset
|
4226 return NGX_ERROR; |
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
7814
diff
changeset
|
4227 } |
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
7814
diff
changeset
|
4228 |
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
7814
diff
changeset
|
4229 frame->level = ssl_encryption_application; |
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
7814
diff
changeset
|
4230 frame->type = NGX_QUIC_FT_MAX_STREAM_DATA; |
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
7814
diff
changeset
|
4231 frame->u.max_stream_data.id = qs->id; |
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
7814
diff
changeset
|
4232 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
|
4233 + (b->end - b->last); |
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
7814
diff
changeset
|
4234 |
8017
b0e74a54c98b
QUIC: consistent Stream ID logging format.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8014
diff
changeset
|
4235 ngx_sprintf(frame->info, |
8018
12576ac9556d
QUIC: fixed format specifiers and removed casts.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8017
diff
changeset
|
4236 "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
|
4237 frame->u.max_stream_data.id, |
12576ac9556d
QUIC: fixed format specifiers and removed casts.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8017
diff
changeset
|
4238 frame->u.max_stream_data.limit, |
7815
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
7814
diff
changeset
|
4239 frame->level); |
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
7814
diff
changeset
|
4240 |
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
7814
diff
changeset
|
4241 ngx_quic_queue_frame(pc->quic, frame); |
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
7814
diff
changeset
|
4242 } |
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
7814
diff
changeset
|
4243 |
7842
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
4244 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
|
4245 |
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
7814
diff
changeset
|
4246 frame = ngx_quic_alloc_frame(pc, 0); |
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
7814
diff
changeset
|
4247 |
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
7814
diff
changeset
|
4248 if (frame == NULL) { |
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
7814
diff
changeset
|
4249 return NGX_ERROR; |
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
7814
diff
changeset
|
4250 } |
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
7814
diff
changeset
|
4251 |
7842
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
4252 qc->streams.recv_max_data *= 2; |
7815
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
7814
diff
changeset
|
4253 |
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
7814
diff
changeset
|
4254 frame->level = ssl_encryption_application; |
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
7814
diff
changeset
|
4255 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
|
4256 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
|
4257 |
8018
12576ac9556d
QUIC: fixed format specifiers and removed casts.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8017
diff
changeset
|
4258 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
|
4259 frame->u.max_data.max_data, frame->level); |
7815
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
7814
diff
changeset
|
4260 |
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
7814
diff
changeset
|
4261 ngx_quic_queue_frame(pc->quic, frame); |
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
7814
diff
changeset
|
4262 |
7836 | 4263 ngx_log_debug2(NGX_LOG_DEBUG_EVENT, c->log, 0, |
7996
d2f716e668e8
Fixed format specifiers.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7995
diff
changeset
|
4264 "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
|
4265 qs->id, qc->streams.recv_max_data); |
7815
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
7814
diff
changeset
|
4266 } |
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
7814
diff
changeset
|
4267 |
7691 | 4268 return len; |
4269 } | |
4270 | |
4271 | |
4272 static ssize_t | |
4273 ngx_quic_stream_send(ngx_connection_t *c, u_char *buf, size_t size) | |
4274 { | |
8027
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4275 ngx_buf_t b; |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4276 ngx_chain_t cl; |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4277 |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4278 ngx_memzero(&b, sizeof(ngx_buf_t)); |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4279 |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4280 b.memory = 1; |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4281 b.pos = buf; |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4282 b.last = buf + size; |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4283 |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4284 cl.buf = &b; |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4285 cl.next = NULL; |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4286 |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4287 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
|
4288 return NGX_ERROR; |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4289 } |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4290 |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4291 if (b.pos == buf) { |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4292 return NGX_AGAIN; |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4293 } |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4294 |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4295 return b.pos - buf; |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4296 } |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4297 |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4298 |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4299 static ngx_chain_t * |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4300 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
|
4301 { |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4302 u_char *p; |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4303 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
|
4304 #if (NGX_DEBUG) |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4305 size_t sent; |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4306 #endif |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4307 ngx_buf_t *b; |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4308 #if (NGX_DEBUG) |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4309 ngx_uint_t nframes; |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4310 #endif |
8021
b66a2a041d7e
QUIC: fixed ngx_http_test_reading() for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8020
diff
changeset
|
4311 ngx_event_t *wev; |
8027
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4312 ngx_chain_t *cl; |
7746
b364af7f9f3f
Removed ngx_quic_stream_node_t.
Roman Arutyunyan <arut@nginx.com>
parents:
7745
diff
changeset
|
4313 ngx_connection_t *pc; |
b364af7f9f3f
Removed ngx_quic_stream_node_t.
Roman Arutyunyan <arut@nginx.com>
parents:
7745
diff
changeset
|
4314 ngx_quic_frame_t *frame; |
b364af7f9f3f
Removed ngx_quic_stream_node_t.
Roman Arutyunyan <arut@nginx.com>
parents:
7745
diff
changeset
|
4315 ngx_quic_stream_t *qs; |
b364af7f9f3f
Removed ngx_quic_stream_node_t.
Roman Arutyunyan <arut@nginx.com>
parents:
7745
diff
changeset
|
4316 ngx_quic_connection_t *qc; |
7691 | 4317 |
4318 qs = c->qs; | |
4319 pc = qs->parent; | |
4320 qc = pc->quic; | |
8021
b66a2a041d7e
QUIC: fixed ngx_http_test_reading() for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8020
diff
changeset
|
4321 wev = c->write; |
b66a2a041d7e
QUIC: fixed ngx_http_test_reading() for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8020
diff
changeset
|
4322 |
b66a2a041d7e
QUIC: fixed ngx_http_test_reading() for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8020
diff
changeset
|
4323 if (wev->error) { |
8027
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4324 return NGX_CHAIN_ERROR; |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4325 } |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4326 |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4327 max_frame = ngx_quic_max_stream_frame(qc); |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4328 max_flow = ngx_quic_max_stream_flow(c); |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4329 max_limit = limit; |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4330 |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4331 #if (NGX_DEBUG) |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4332 sent = 0; |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4333 nframes = 0; |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4334 #endif |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4335 |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4336 for ( ;; ) { |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4337 max = ngx_min(max_frame, max_flow); |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4338 |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4339 if (limit) { |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4340 max = ngx_min(max, max_limit); |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4341 } |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4342 |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4343 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
|
4344 |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4345 if (!ngx_buf_in_memory(in->buf)) { |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4346 continue; |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4347 } |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4348 |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4349 n += ngx_buf_size(in->buf); |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4350 |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4351 if (n > max) { |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4352 n = max; |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4353 break; |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4354 } |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4355 } |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4356 |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4357 if (n == 0) { |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4358 wev->ready = (max_flow ? 1 : 0); |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4359 break; |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4360 } |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4361 |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4362 frame = ngx_quic_alloc_frame(pc, n); |
7822
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
7821
diff
changeset
|
4363 if (frame == NULL) { |
8027
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4364 return NGX_CHAIN_ERROR; |
7822
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
7821
diff
changeset
|
4365 } |
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
7821
diff
changeset
|
4366 |
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
7821
diff
changeset
|
4367 frame->level = ssl_encryption_application; |
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
7821
diff
changeset
|
4368 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
|
4369 frame->u.stream.off = 1; |
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
7821
diff
changeset
|
4370 frame->u.stream.len = 1; |
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
7821
diff
changeset
|
4371 frame->u.stream.fin = 0; |
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
7821
diff
changeset
|
4372 |
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
7821
diff
changeset
|
4373 frame->u.stream.type = frame->type; |
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
7821
diff
changeset
|
4374 frame->u.stream.stream_id = qs->id; |
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
7821
diff
changeset
|
4375 frame->u.stream.offset = c->sent; |
8027
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4376 frame->u.stream.length = n; |
7822
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
7821
diff
changeset
|
4377 frame->u.stream.data = frame->data; |
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
7821
diff
changeset
|
4378 |
8027
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4379 ngx_sprintf(frame->info, "STREAM id:0x%xL len:%uz level:%d", |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4380 qs->id, n, frame->level); |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4381 |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4382 c->sent += n; |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4383 qc->streams.sent += n; |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4384 max_flow -= n; |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4385 |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4386 if (limit) { |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4387 max_limit -= n; |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4388 } |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4389 |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4390 #if (NGX_DEBUG) |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4391 sent += n; |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4392 nframes++; |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4393 #endif |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4394 |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4395 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
|
4396 b = cl->buf; |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4397 |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4398 if (!ngx_buf_in_memory(b)) { |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4399 continue; |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4400 } |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4401 |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4402 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
|
4403 p = ngx_cpymem(p, b->pos, len); |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4404 |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4405 b->pos += len; |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4406 n -= len; |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4407 } |
7822
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
7821
diff
changeset
|
4408 |
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
7821
diff
changeset
|
4409 ngx_quic_queue_frame(qc, frame); |
7691 | 4410 } |
4411 | |
8027
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4412 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
|
4413 "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
|
4414 |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4415 return in; |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4416 } |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4417 |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4418 |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4419 static size_t |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4420 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
|
4421 { |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4422 /* |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4423 * 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
|
4424 * 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
|
4425 */ |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4426 |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4427 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
|
4428 - EVP_GCM_TLS_TAG_LEN; |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4429 } |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4430 |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4431 |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4432 static size_t |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4433 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
|
4434 { |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4435 size_t size; |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4436 uint64_t sent, unacked; |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4437 ngx_quic_stream_t *qs; |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4438 ngx_quic_connection_t *qc; |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4439 |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4440 qs = c->qs; |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4441 qc = qs->parent->quic; |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4442 |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4443 size = NGX_QUIC_STREAM_BUFSIZE; |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4444 sent = c->sent; |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4445 unacked = sent - qs->acked; |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4446 |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4447 if (qc->streams.send_max_data == 0) { |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4448 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
|
4449 } |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4450 |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4451 if (unacked >= NGX_QUIC_STREAM_BUFSIZE) { |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4452 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
|
4453 "quic send flow hit buffer size"); |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4454 return 0; |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4455 } |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4456 |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4457 if (unacked + size > NGX_QUIC_STREAM_BUFSIZE) { |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4458 size = NGX_QUIC_STREAM_BUFSIZE - unacked; |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4459 } |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4460 |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4461 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
|
4462 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
|
4463 "quic send flow hit MAX_DATA"); |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4464 return 0; |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4465 } |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4466 |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4467 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
|
4468 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
|
4469 } |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4470 |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4471 if (sent >= qs->send_max_data) { |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4472 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
|
4473 "quic send flow hit MAX_STREAM_DATA"); |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4474 return 0; |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4475 } |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4476 |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4477 if (sent + size > qs->send_max_data) { |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4478 size = qs->send_max_data - sent; |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4479 } |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4480 |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4481 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
|
4482 "quic send flow: %uz", size); |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4483 |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8026
diff
changeset
|
4484 return size; |
7691 | 4485 } |
4486 | |
4487 | |
7705
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
7703
diff
changeset
|
4488 static void |
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
7703
diff
changeset
|
4489 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
|
4490 { |
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
7703
diff
changeset
|
4491 ngx_connection_t *c = data; |
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
7703
diff
changeset
|
4492 |
7746
b364af7f9f3f
Removed ngx_quic_stream_node_t.
Roman Arutyunyan <arut@nginx.com>
parents:
7745
diff
changeset
|
4493 ngx_connection_t *pc; |
b364af7f9f3f
Removed ngx_quic_stream_node_t.
Roman Arutyunyan <arut@nginx.com>
parents:
7745
diff
changeset
|
4494 ngx_quic_frame_t *frame; |
b364af7f9f3f
Removed ngx_quic_stream_node_t.
Roman Arutyunyan <arut@nginx.com>
parents:
7745
diff
changeset
|
4495 ngx_quic_stream_t *qs; |
b364af7f9f3f
Removed ngx_quic_stream_node_t.
Roman Arutyunyan <arut@nginx.com>
parents:
7745
diff
changeset
|
4496 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
|
4497 |
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
7703
diff
changeset
|
4498 qs = c->qs; |
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
7703
diff
changeset
|
4499 pc = qs->parent; |
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
7703
diff
changeset
|
4500 qc = pc->quic; |
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
7703
diff
changeset
|
4501 |
7836 | 4502 ngx_log_debug1(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 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
|
4504 |
618a65de08b3
When closing a QUIC connection, wait for all streams to finish.
Roman Arutyunyan <arut@nginx.com>
parents:
7746
diff
changeset
|
4505 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
|
4506 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
|
4507 |
618a65de08b3
When closing a QUIC connection, wait for all streams to finish.
Roman Arutyunyan <arut@nginx.com>
parents:
7746
diff
changeset
|
4508 if (qc->closing) { |
7832
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
4509 /* 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
|
4510 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
|
4511 return; |
618a65de08b3
When closing a QUIC connection, wait for all streams to finish.
Roman Arutyunyan <arut@nginx.com>
parents:
7746
diff
changeset
|
4512 } |
618a65de08b3
When closing a QUIC connection, wait for all streams to finish.
Roman Arutyunyan <arut@nginx.com>
parents:
7746
diff
changeset
|
4513 |
8014
c5324bb3a704
QUIC: limited the number of client-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8013
diff
changeset
|
4514 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
|
4515 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
|
4516 if (frame == NULL) { |
c5324bb3a704
QUIC: limited the number of client-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8013
diff
changeset
|
4517 return; |
c5324bb3a704
QUIC: limited the number of client-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8013
diff
changeset
|
4518 } |
c5324bb3a704
QUIC: limited the number of client-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8013
diff
changeset
|
4519 |
c5324bb3a704
QUIC: limited the number of client-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8013
diff
changeset
|
4520 frame->level = ssl_encryption_application; |
c5324bb3a704
QUIC: limited the number of client-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8013
diff
changeset
|
4521 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
|
4522 |
c5324bb3a704
QUIC: limited the number of client-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8013
diff
changeset
|
4523 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
|
4524 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
|
4525 frame->u.max_streams.bidi = 0; |
c5324bb3a704
QUIC: limited the number of client-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8013
diff
changeset
|
4526 |
c5324bb3a704
QUIC: limited the number of client-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8013
diff
changeset
|
4527 } else { |
c5324bb3a704
QUIC: limited the number of client-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8013
diff
changeset
|
4528 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
|
4529 frame->u.max_streams.bidi = 1; |
c5324bb3a704
QUIC: limited the number of client-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8013
diff
changeset
|
4530 } |
c5324bb3a704
QUIC: limited the number of client-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8013
diff
changeset
|
4531 |
c5324bb3a704
QUIC: limited the number of client-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8013
diff
changeset
|
4532 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
|
4533 frame->u.max_streams.limit, |
c5324bb3a704
QUIC: limited the number of client-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8013
diff
changeset
|
4534 frame->u.max_streams.bidi, |
c5324bb3a704
QUIC: limited the number of client-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8013
diff
changeset
|
4535 (int) frame->level); |
c5324bb3a704
QUIC: limited the number of client-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8013
diff
changeset
|
4536 |
c5324bb3a704
QUIC: limited the number of client-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8013
diff
changeset
|
4537 ngx_quic_queue_frame(qc, frame); |
c5324bb3a704
QUIC: limited the number of client-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8013
diff
changeset
|
4538 |
c5324bb3a704
QUIC: limited the number of client-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8013
diff
changeset
|
4539 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
|
4540 /* 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
|
4541 return; |
c5324bb3a704
QUIC: limited the number of client-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8013
diff
changeset
|
4542 } |
7705
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
7703
diff
changeset
|
4543 } |
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
7703
diff
changeset
|
4544 |
7836 | 4545 ngx_log_debug1(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 send fin", qs->id); |
7705
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
7703
diff
changeset
|
4547 |
7752 | 4548 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
|
4549 if (frame == NULL) { |
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
7703
diff
changeset
|
4550 return; |
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
7703
diff
changeset
|
4551 } |
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
7703
diff
changeset
|
4552 |
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
7703
diff
changeset
|
4553 frame->level = ssl_encryption_application; |
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
7703
diff
changeset
|
4554 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
|
4555 frame->u.stream.off = 1; |
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
7703
diff
changeset
|
4556 frame->u.stream.len = 1; |
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
7703
diff
changeset
|
4557 frame->u.stream.fin = 1; |
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
7703
diff
changeset
|
4558 |
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
7703
diff
changeset
|
4559 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
|
4560 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
|
4561 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
|
4562 frame->u.stream.length = 0; |
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
7703
diff
changeset
|
4563 frame->u.stream.data = NULL; |
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
7703
diff
changeset
|
4564 |
7996
d2f716e668e8
Fixed format specifiers.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7995
diff
changeset
|
4565 ngx_sprintf(frame->info, "stream 0x%xL fin=1 level=%d", |
7836 | 4566 qs->id, frame->level); |
7705
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
7703
diff
changeset
|
4567 |
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
7703
diff
changeset
|
4568 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
|
4569 |
1ec905f4d851
Push QUIC stream frames in send() and cleanup handler.
Roman Arutyunyan <arut@nginx.com>
parents:
7756
diff
changeset
|
4570 (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
|
4571 } |
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
7703
diff
changeset
|
4572 |
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
7703
diff
changeset
|
4573 |
7752 | 4574 static ngx_quic_frame_t * |
4575 ngx_quic_alloc_frame(ngx_connection_t *c, size_t size) | |
4576 { | |
4577 u_char *p; | |
7774
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
4578 ngx_queue_t *q; |
7752 | 4579 ngx_quic_frame_t *frame; |
4580 ngx_quic_connection_t *qc; | |
4581 | |
4582 if (size) { | |
4583 p = ngx_alloc(size, c->log); | |
4584 if (p == NULL) { | |
4585 return NULL; | |
4586 } | |
4587 | |
4588 } else { | |
4589 p = NULL; | |
4590 } | |
4591 | |
4592 qc = c->quic; | |
7774
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
4593 |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
4594 if (!ngx_queue_empty(&qc->free_frames)) { |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
4595 |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
4596 q = ngx_queue_head(&qc->free_frames); |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
4597 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
|
4598 |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
4599 ngx_queue_remove(&frame->queue); |
7752 | 4600 |
7836 | 4601 #ifdef NGX_QUIC_DEBUG_FRAMES_ALLOC |
7752 | 4602 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0, |
7836 | 4603 "quic reuse frame n:%ui", qc->nframes); |
4604 #endif | |
7752 | 4605 |
4606 } else { | |
4607 frame = ngx_pcalloc(c->pool, sizeof(ngx_quic_frame_t)); | |
4608 if (frame == NULL) { | |
4609 ngx_free(p); | |
4610 return NULL; | |
4611 } | |
4612 | |
4613 #if (NGX_DEBUG) | |
4614 ++qc->nframes; | |
4615 #endif | |
4616 | |
7836 | 4617 #ifdef NGX_QUIC_DEBUG_FRAMES_ALLOC |
7752 | 4618 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0, |
7836 | 4619 "quic alloc frame n:%ui", qc->nframes); |
4620 #endif | |
7752 | 4621 } |
4622 | |
4623 ngx_memzero(frame, sizeof(ngx_quic_frame_t)); | |
4624 | |
4625 frame->data = p; | |
4626 | |
4627 return frame; | |
4628 } | |
4629 | |
4630 | |
4631 static void | |
7841
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
4632 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
|
4633 { |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
4634 ngx_msec_t timer; |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
4635 ngx_quic_congestion_t *cg; |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
4636 ngx_quic_connection_t *qc; |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
4637 |
8026
4604e6043657
QUIC: packet based bytes_in_flight accounting.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8025
diff
changeset
|
4638 if (f->plen == 0) { |
4604e6043657
QUIC: packet based bytes_in_flight accounting.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8025
diff
changeset
|
4639 return; |
4604e6043657
QUIC: packet based bytes_in_flight accounting.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8025
diff
changeset
|
4640 } |
4604e6043657
QUIC: packet based bytes_in_flight accounting.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8025
diff
changeset
|
4641 |
7841
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
4642 qc = c->quic; |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
4643 cg = &qc->congestion; |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
4644 |
8026
4604e6043657
QUIC: packet based bytes_in_flight accounting.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8025
diff
changeset
|
4645 cg->in_flight -= f->plen; |
7841
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
4646 |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
4647 timer = f->last - cg->recovery_start; |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
4648 |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
4649 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
|
4650 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
|
4651 "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
|
4652 cg->window, cg->ssthresh, cg->in_flight); |
4604e6043657
QUIC: packet based bytes_in_flight accounting.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8025
diff
changeset
|
4653 |
7841
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
4654 return; |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
4655 } |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
4656 |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
4657 if (cg->window < cg->ssthresh) { |
8026
4604e6043657
QUIC: packet based bytes_in_flight accounting.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8025
diff
changeset
|
4658 cg->window += f->plen; |
7841
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
4659 |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
4660 ngx_log_debug3(NGX_LOG_DEBUG_EVENT, c->log, 0, |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
4661 "quic congestion slow start win:%uz, ss:%uz, if:%uz", |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
4662 cg->window, cg->ssthresh, cg->in_flight); |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
4663 |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
4664 } else { |
8026
4604e6043657
QUIC: packet based bytes_in_flight accounting.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8025
diff
changeset
|
4665 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
|
4666 |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
4667 ngx_log_debug3(NGX_LOG_DEBUG_EVENT, c->log, 0, |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
4668 "quic congestion avoidance win:%uz, ss:%uz, if:%uz", |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
4669 cg->window, cg->ssthresh, cg->in_flight); |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
4670 } |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
4671 |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
4672 /* prevent recovery_start from wrapping */ |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
4673 |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
4674 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
|
4675 |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
4676 if ((ngx_msec_int_t) timer < 0) { |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
4677 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
|
4678 } |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
4679 } |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
4680 |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
4681 |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
4682 static void |
8026
4604e6043657
QUIC: packet based bytes_in_flight accounting.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8025
diff
changeset
|
4683 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
|
4684 { |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
4685 ngx_msec_t timer; |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
4686 ngx_quic_congestion_t *cg; |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
4687 ngx_quic_connection_t *qc; |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
4688 |
8026
4604e6043657
QUIC: packet based bytes_in_flight accounting.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8025
diff
changeset
|
4689 if (f->plen == 0) { |
4604e6043657
QUIC: packet based bytes_in_flight accounting.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8025
diff
changeset
|
4690 return; |
4604e6043657
QUIC: packet based bytes_in_flight accounting.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8025
diff
changeset
|
4691 } |
4604e6043657
QUIC: packet based bytes_in_flight accounting.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8025
diff
changeset
|
4692 |
7841
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
4693 qc = c->quic; |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
4694 cg = &qc->congestion; |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
4695 |
8026
4604e6043657
QUIC: packet based bytes_in_flight accounting.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8025
diff
changeset
|
4696 cg->in_flight -= f->plen; |
4604e6043657
QUIC: packet based bytes_in_flight accounting.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8025
diff
changeset
|
4697 |
4604e6043657
QUIC: packet based bytes_in_flight accounting.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8025
diff
changeset
|
4698 timer = f->last - cg->recovery_start; |
7841
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
4699 |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
4700 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
|
4701 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
|
4702 "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
|
4703 cg->window, cg->ssthresh, cg->in_flight); |
4604e6043657
QUIC: packet based bytes_in_flight accounting.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8025
diff
changeset
|
4704 |
7841
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
4705 return; |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
4706 } |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
4707 |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
4708 cg->recovery_start = ngx_current_msec; |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
4709 cg->window /= 2; |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
4710 |
7910
125cbfa77013
Renamed max_packet_size to max_udp_payload_size, from draft-28.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7908
diff
changeset
|
4711 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
|
4712 cg->window = qc->tp.max_udp_payload_size * 2; |
7841
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
4713 } |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
4714 |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
4715 cg->ssthresh = cg->window; |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
4716 |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
4717 ngx_log_debug3(NGX_LOG_DEBUG_EVENT, c->log, 0, |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
4718 "quic congestion lost win:%uz, ss:%uz, if:%uz", |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
4719 cg->window, cg->ssthresh, cg->in_flight); |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
4720 } |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
4721 |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
4722 |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
4723 static void |
7752 | 4724 ngx_quic_free_frame(ngx_connection_t *c, ngx_quic_frame_t *frame) |
4725 { | |
4726 ngx_quic_connection_t *qc; | |
4727 | |
4728 qc = c->quic; | |
4729 | |
4730 if (frame->data) { | |
4731 ngx_free(frame->data); | |
7871 | 4732 frame->data = NULL; |
7752 | 4733 } |
4734 | |
7774
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
4735 ngx_queue_insert_head(&qc->free_frames, &frame->queue); |
7752 | 4736 |
7836 | 4737 #ifdef NGX_QUIC_DEBUG_FRAMES_ALLOC |
7752 | 4738 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0, |
7836 | 4739 "quic free frame n:%ui", qc->nframes); |
4740 #endif | |
7752 | 4741 } |