Mercurial > hg > nginx
annotate src/event/ngx_event_quic.c @ 8530:f882b1784f30 quic
QUIC: enforce flow control on incoming STREAM and CRYPTO frames.
author | Roman Arutyunyan <arut@nginx.com> |
---|---|
date | Tue, 25 Aug 2020 17:22:57 +0300 |
parents | 97da6521657c |
children | 4ff2a0b747d1 |
rev | line source |
---|---|
8182
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
1 |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
2 /* |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
3 * Copyright (C) Nginx, Inc. |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
4 */ |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
5 |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
6 |
8171 | 7 #include <ngx_config.h> |
8 #include <ngx_core.h> | |
8208
4ae9ac69ab93
HTTP/QUIC interface reworked.
Vladimir Homutov <vl@nginx.com>
parents:
8207
diff
changeset
|
9 #include <ngx_event.h> |
8486
d0ac4449a07f
QUIC: fixed bulding perl module by reducing header pollution.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8483
diff
changeset
|
10 #include <ngx_event_quic_transport.h> |
d0ac4449a07f
QUIC: fixed bulding perl module by reducing header pollution.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8483
diff
changeset
|
11 #include <ngx_event_quic_protection.h> |
8182
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
12 |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
13 |
8307
dc7ac778aafe
Introduced packet namespace in QUIC connection.
Vladimir Homutov <vl@nginx.com>
parents:
8306
diff
changeset
|
14 /* 0-RTT and 1-RTT data exist in the same packet number space, |
dc7ac778aafe
Introduced packet namespace in QUIC connection.
Vladimir Homutov <vl@nginx.com>
parents:
8306
diff
changeset
|
15 * so we have 3 packet number spaces: |
dc7ac778aafe
Introduced packet namespace in QUIC connection.
Vladimir Homutov <vl@nginx.com>
parents:
8306
diff
changeset
|
16 * |
dc7ac778aafe
Introduced packet namespace in QUIC connection.
Vladimir Homutov <vl@nginx.com>
parents:
8306
diff
changeset
|
17 * 0 - Initial |
dc7ac778aafe
Introduced packet namespace in QUIC connection.
Vladimir Homutov <vl@nginx.com>
parents:
8306
diff
changeset
|
18 * 1 - Handshake |
dc7ac778aafe
Introduced packet namespace in QUIC connection.
Vladimir Homutov <vl@nginx.com>
parents:
8306
diff
changeset
|
19 * 2 - 0-RTT and 1-RTT |
dc7ac778aafe
Introduced packet namespace in QUIC connection.
Vladimir Homutov <vl@nginx.com>
parents:
8306
diff
changeset
|
20 */ |
8331
bda817d16cc2
Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents:
8328
diff
changeset
|
21 #define ngx_quic_get_send_ctx(qc, level) \ |
bda817d16cc2
Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents:
8328
diff
changeset
|
22 ((level) == ssl_encryption_initial) ? &((qc)->send_ctx[0]) \ |
bda817d16cc2
Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents:
8328
diff
changeset
|
23 : (((level) == ssl_encryption_handshake) ? &((qc)->send_ctx[1]) \ |
bda817d16cc2
Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents:
8328
diff
changeset
|
24 : &((qc)->send_ctx[2])) |
bda817d16cc2
Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents:
8328
diff
changeset
|
25 |
bda817d16cc2
Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents:
8328
diff
changeset
|
26 #define NGX_QUIC_SEND_CTX_LAST (NGX_QUIC_ENCRYPTION_LAST - 1) |
8307
dc7ac778aafe
Introduced packet namespace in QUIC connection.
Vladimir Homutov <vl@nginx.com>
parents:
8306
diff
changeset
|
27 |
8314
de8981bf2dd5
Advertizing MAX_STREAMS (0x12) credit in advance.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8312
diff
changeset
|
28 #define NGX_QUIC_STREAMS_INC 16 |
de8981bf2dd5
Advertizing MAX_STREAMS (0x12) credit in advance.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8312
diff
changeset
|
29 #define NGX_QUIC_STREAMS_LIMIT (1ULL < 60) |
de8981bf2dd5
Advertizing MAX_STREAMS (0x12) credit in advance.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8312
diff
changeset
|
30 |
8333
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
31 /* |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
32 * 7.4. Cryptographic Message Buffering |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
33 * Implementations MUST support buffering at least 4096 bytes of data |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
34 */ |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
35 #define NGX_QUIC_MAX_BUFFERED 65535 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
36 |
8504
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
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:
8503
diff
changeset
|
38 |
8307
dc7ac778aafe
Introduced packet namespace in QUIC connection.
Vladimir Homutov <vl@nginx.com>
parents:
8306
diff
changeset
|
39 |
8225 | 40 typedef struct { |
41 ngx_rbtree_t tree; | |
42 ngx_rbtree_node_t sentinel; | |
8229
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
43 |
8365
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
44 uint64_t received; |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
45 uint64_t sent; |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
46 uint64_t recv_max_data; |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
47 uint64_t send_max_data; |
8495
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8486
diff
changeset
|
48 |
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8486
diff
changeset
|
49 uint64_t server_max_streams_uni; |
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8486
diff
changeset
|
50 uint64_t server_max_streams_bidi; |
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8486
diff
changeset
|
51 uint64_t server_streams_uni; |
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8486
diff
changeset
|
52 uint64_t server_streams_bidi; |
8496
c5324bb3a704
QUIC: limited the number of client-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8495
diff
changeset
|
53 |
c5324bb3a704
QUIC: limited the number of client-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8495
diff
changeset
|
54 uint64_t client_max_streams_uni; |
c5324bb3a704
QUIC: limited the number of client-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8495
diff
changeset
|
55 uint64_t client_max_streams_bidi; |
c5324bb3a704
QUIC: limited the number of client-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8495
diff
changeset
|
56 uint64_t client_streams_uni; |
c5324bb3a704
QUIC: limited the number of client-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8495
diff
changeset
|
57 uint64_t client_streams_bidi; |
8225 | 58 } ngx_quic_streams_t; |
8182
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
59 |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
60 |
8364
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
61 typedef struct { |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
62 size_t in_flight; |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
63 size_t window; |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
64 size_t ssthresh; |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
65 ngx_msec_t recovery_start; |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
66 } ngx_quic_congestion_t; |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
67 |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
68 |
8331
bda817d16cc2
Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents:
8328
diff
changeset
|
69 /* |
bda817d16cc2
Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents:
8328
diff
changeset
|
70 * 12.3. Packet Numbers |
bda817d16cc2
Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents:
8328
diff
changeset
|
71 * |
bda817d16cc2
Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents:
8328
diff
changeset
|
72 * Conceptually, a packet number space is the context in which a packet |
bda817d16cc2
Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents:
8328
diff
changeset
|
73 * can be processed and acknowledged. Initial packets can only be sent |
bda817d16cc2
Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents:
8328
diff
changeset
|
74 * with Initial packet protection keys and acknowledged in packets which |
bda817d16cc2
Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents:
8328
diff
changeset
|
75 * are also Initial packets. |
bda817d16cc2
Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents:
8328
diff
changeset
|
76 */ |
8307
dc7ac778aafe
Introduced packet namespace in QUIC connection.
Vladimir Homutov <vl@nginx.com>
parents:
8306
diff
changeset
|
77 typedef struct { |
dc7ac778aafe
Introduced packet namespace in QUIC connection.
Vladimir Homutov <vl@nginx.com>
parents:
8306
diff
changeset
|
78 ngx_quic_secret_t client_secret; |
dc7ac778aafe
Introduced packet namespace in QUIC connection.
Vladimir Homutov <vl@nginx.com>
parents:
8306
diff
changeset
|
79 ngx_quic_secret_t server_secret; |
dc7ac778aafe
Introduced packet namespace in QUIC connection.
Vladimir Homutov <vl@nginx.com>
parents:
8306
diff
changeset
|
80 |
8401 | 81 uint64_t pnum; /* to be sent */ |
82 uint64_t largest_ack; /* received from peer */ | |
83 uint64_t largest_pn; /* received from peer */ | |
8308
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
84 |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
85 ngx_queue_t frames; |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
86 ngx_queue_t sent; |
8331
bda817d16cc2
Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents:
8328
diff
changeset
|
87 } ngx_quic_send_ctx_t; |
8307
dc7ac778aafe
Introduced packet namespace in QUIC connection.
Vladimir Homutov <vl@nginx.com>
parents:
8306
diff
changeset
|
88 |
dc7ac778aafe
Introduced packet namespace in QUIC connection.
Vladimir Homutov <vl@nginx.com>
parents:
8306
diff
changeset
|
89 |
8182
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
90 struct ngx_quic_connection_s { |
8225 | 91 ngx_str_t scid; |
92 ngx_str_t dcid; | |
8381
6e100d8c138a
Preserve original DCID and unbreak parsing 0-RTT packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8380
diff
changeset
|
93 ngx_str_t odcid; |
8225 | 94 ngx_str_t token; |
8182
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
95 |
8260
f388c0ad3477
Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8259
diff
changeset
|
96 ngx_uint_t client_tp_done; |
8247
e9891e8ee975
Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8246
diff
changeset
|
97 ngx_quic_tp_t tp; |
8265
d45325e90221
Limit output QUIC packets with client max_packet_size.
Roman Arutyunyan <arut@nginx.com>
parents:
8263
diff
changeset
|
98 ngx_quic_tp_t ctp; |
8247
e9891e8ee975
Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8246
diff
changeset
|
99 |
8331
bda817d16cc2
Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents:
8328
diff
changeset
|
100 ngx_quic_send_ctx_t send_ctx[NGX_QUIC_SEND_CTX_LAST]; |
8306
058a5af7ddfc
Refactored QUIC secrets storage.
Vladimir Homutov <vl@nginx.com>
parents:
8305
diff
changeset
|
101 ngx_quic_secrets_t keys[NGX_QUIC_ENCRYPTION_LAST]; |
8319
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8316
diff
changeset
|
102 ngx_quic_secrets_t next_key; |
8333
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
103 ngx_quic_frames_stream_t crypto[NGX_QUIC_ENCRYPTION_LAST]; |
8306
058a5af7ddfc
Refactored QUIC secrets storage.
Vladimir Homutov <vl@nginx.com>
parents:
8305
diff
changeset
|
104 |
8481
0d2b2664b41c
QUIC: added "quic" listen parameter.
Roman Arutyunyan <arut@nginx.com>
parents:
8480
diff
changeset
|
105 ngx_quic_conf_t *conf; |
0d2b2664b41c
QUIC: added "quic" listen parameter.
Roman Arutyunyan <arut@nginx.com>
parents:
8480
diff
changeset
|
106 |
8225 | 107 ngx_ssl_t *ssl; |
8308
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
108 |
8309 | 109 ngx_event_t push; |
8472 | 110 ngx_event_t pto; |
8355
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
111 ngx_event_t close; |
8308
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
112 ngx_queue_t free_frames; |
8355
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
113 ngx_msec_t last_cc; |
8286 | 114 |
8469
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
115 ngx_msec_t latest_rtt; |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
116 ngx_msec_t avg_rtt; |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
117 ngx_msec_t min_rtt; |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
118 ngx_msec_t rttvar; |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
119 |
8518
f9b1a4e52597
QUIC: changed c->quic->pto_count type to ngx_uint_t.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8517
diff
changeset
|
120 ngx_uint_t pto_count; |
8475
b276833111cf
QUIC: implemented probe timeout (PTO) calculation.
Vladimir Homutov <vl@nginx.com>
parents:
8474
diff
changeset
|
121 |
8286 | 122 #if (NGX_DEBUG) |
123 ngx_uint_t nframes; | |
124 #endif | |
8208
4ae9ac69ab93
HTTP/QUIC interface reworked.
Vladimir Homutov <vl@nginx.com>
parents:
8207
diff
changeset
|
125 |
8225 | 126 ngx_quic_streams_t streams; |
8364
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
127 ngx_quic_congestion_t congestion; |
8477
031918df51c0
QUIC: added anti-amplification limit.
Vladimir Homutov <vl@nginx.com>
parents:
8476
diff
changeset
|
128 size_t received; |
8281
618a65de08b3
When closing a QUIC connection, wait for all streams to finish.
Roman Arutyunyan <arut@nginx.com>
parents:
8280
diff
changeset
|
129 |
8385
fb7422074258
Added generation of CC frames with error on connection termination.
Vladimir Homutov <vl@nginx.com>
parents:
8384
diff
changeset
|
130 ngx_uint_t error; |
8458
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
8450
diff
changeset
|
131 enum ssl_encryption_level_t error_level; |
8399
ffd362e87eb2
Added more context to CONNECTION CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
8398
diff
changeset
|
132 ngx_uint_t error_ftype; |
ffd362e87eb2
Added more context to CONNECTION CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
8398
diff
changeset
|
133 const char *error_reason; |
8385
fb7422074258
Added generation of CC frames with error on connection termination.
Vladimir Homutov <vl@nginx.com>
parents:
8384
diff
changeset
|
134 |
8458
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
8450
diff
changeset
|
135 unsigned error_app:1; |
8281
618a65de08b3
When closing a QUIC connection, wait for all streams to finish.
Roman Arutyunyan <arut@nginx.com>
parents:
8280
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:
8280
diff
changeset
|
137 unsigned closing:1; |
8355
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
138 unsigned draining:1; |
8319
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8316
diff
changeset
|
139 unsigned key_phase:1; |
8383
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
140 unsigned in_retry:1; |
8397
1245e274b9ba
Avoided excessive definitions for connection state.
Vladimir Homutov <vl@nginx.com>
parents:
8394
diff
changeset
|
141 unsigned initialized:1; |
8477
031918df51c0
QUIC: added anti-amplification limit.
Vladimir Homutov <vl@nginx.com>
parents:
8476
diff
changeset
|
142 unsigned validated:1; |
8225 | 143 }; |
8206
8d6ac639feac
Added support of multiple QUIC packets in single datagram.
Vladimir Homutov <vl@nginx.com>
parents:
8205
diff
changeset
|
144 |
8182
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
145 |
8335
76839f55bc48
Sorted functions and functions declarations.
Vladimir Homutov <vl@nginx.com>
parents:
8334
diff
changeset
|
146 typedef ngx_int_t (*ngx_quic_frame_handler_pt)(ngx_connection_t *c, |
8378
81a4f98a2556
Cleaned up reordering code.
Vladimir Homutov <vl@nginx.com>
parents:
8377
diff
changeset
|
147 ngx_quic_frame_t *frame, void *data); |
8335
76839f55bc48
Sorted functions and functions declarations.
Vladimir Homutov <vl@nginx.com>
parents:
8334
diff
changeset
|
148 |
76839f55bc48
Sorted functions and functions declarations.
Vladimir Homutov <vl@nginx.com>
parents:
8334
diff
changeset
|
149 |
8204
9e0c30e1f7fb
Compatibility with BoringSSL revised QUIC encryption secret APIs.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8203
diff
changeset
|
150 #if BORINGSSL_API_VERSION >= 10 |
9e0c30e1f7fb
Compatibility with BoringSSL revised QUIC encryption secret APIs.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8203
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:
8203
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:
8203
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:
8203
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:
8203
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:
8203
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:
8203
diff
changeset
|
157 #else |
8182
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
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:
8180
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:
8180
diff
changeset
|
160 const uint8_t *write_secret, size_t secret_len); |
8204
9e0c30e1f7fb
Compatibility with BoringSSL revised QUIC encryption secret APIs.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8203
diff
changeset
|
161 #endif |
8225 | 162 |
8182
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
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:
8180
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:
8180
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:
8180
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:
8180
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:
8180
diff
changeset
|
168 |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
169 |
8225 | 170 static ngx_int_t ngx_quic_new_connection(ngx_connection_t *c, ngx_ssl_t *ssl, |
8483
2da9c4fddd44
QUIC: eliminated connection handler argument in ngx_quic_run().
Roman Arutyunyan <arut@nginx.com>
parents:
8482
diff
changeset
|
171 ngx_quic_conf_t *conf, ngx_quic_header_t *pkt); |
8522
fc89d02bdca2
QUIC: added version negotiation support.
Vladimir Homutov <vl@nginx.com>
parents:
8519
diff
changeset
|
172 static ngx_int_t ngx_quic_negotiate_version(ngx_connection_t *c, |
fc89d02bdca2
QUIC: added version negotiation support.
Vladimir Homutov <vl@nginx.com>
parents:
8519
diff
changeset
|
173 ngx_quic_header_t *inpkt); |
8382
b7704303a7e5
Server CID change refactored.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8381
diff
changeset
|
174 static ngx_int_t ngx_quic_new_dcid(ngx_connection_t *c, ngx_str_t *odcid); |
8383
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
175 static ngx_int_t ngx_quic_retry(ngx_connection_t *c); |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
176 static ngx_int_t ngx_quic_new_token(ngx_connection_t *c, ngx_str_t *token); |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
177 static ngx_int_t ngx_quic_validate_token(ngx_connection_t *c, |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
178 ngx_quic_header_t *pkt); |
8225 | 179 static ngx_int_t ngx_quic_init_connection(ngx_connection_t *c); |
8436
9fe7875ce4bb
QUIC: further limiting maximum QUIC packet size.
Vladimir Homutov <vl@nginx.com>
parents:
8435
diff
changeset
|
180 static ngx_inline size_t ngx_quic_max_udp_payload(ngx_connection_t *c); |
8263
1295b293d09a
Connection states code cleanup.
Vladimir Homutov <vl@nginx.com>
parents:
8260
diff
changeset
|
181 static void ngx_quic_input_handler(ngx_event_t *rev); |
8354
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
182 |
8355
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
183 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:
8354
diff
changeset
|
184 static ngx_int_t ngx_quic_close_quic(ngx_connection_t *c, ngx_int_t rc); |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
185 static void ngx_quic_close_timer_handler(ngx_event_t *ev); |
8354
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
186 static ngx_int_t ngx_quic_close_streams(ngx_connection_t *c, |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
187 ngx_quic_connection_t *qc); |
8225 | 188 |
189 static ngx_int_t ngx_quic_input(ngx_connection_t *c, ngx_buf_t *b); | |
8377
2a94aaa70b33
Cleaned up firefox workaround.
Vladimir Homutov <vl@nginx.com>
parents:
8371
diff
changeset
|
190 static ngx_inline u_char *ngx_quic_skip_zero_padding(ngx_buf_t *b); |
8383
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
191 static ngx_int_t ngx_quic_retry_input(ngx_connection_t *c, |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
192 ngx_quic_header_t *pkt); |
8225 | 193 static ngx_int_t ngx_quic_initial_input(ngx_connection_t *c, |
194 ngx_quic_header_t *pkt); | |
195 static ngx_int_t ngx_quic_handshake_input(ngx_connection_t *c, | |
196 ngx_quic_header_t *pkt); | |
8304
90f94413177e
TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8303
diff
changeset
|
197 static ngx_int_t ngx_quic_early_input(ngx_connection_t *c, |
90f94413177e
TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8303
diff
changeset
|
198 ngx_quic_header_t *pkt); |
8361 | 199 static ngx_int_t ngx_quic_check_peer(ngx_quic_connection_t *qc, |
200 ngx_quic_header_t *pkt); | |
8225 | 201 static ngx_int_t ngx_quic_app_input(ngx_connection_t *c, |
202 ngx_quic_header_t *pkt); | |
203 static ngx_int_t ngx_quic_payload_handler(ngx_connection_t *c, | |
204 ngx_quic_header_t *pkt); | |
8367
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8365
diff
changeset
|
205 static ngx_int_t ngx_quic_send_ack(ngx_connection_t *c, ngx_quic_header_t *pkt); |
8470
0d1ad81dd65c
QUIC: delay field of an ACK frame is now calculated.
Vladimir Homutov <vl@nginx.com>
parents:
8469
diff
changeset
|
206 static ngx_int_t ngx_quic_ack_delay(ngx_connection_t *c, |
0d1ad81dd65c
QUIC: delay field of an ACK frame is now calculated.
Vladimir Homutov <vl@nginx.com>
parents:
8469
diff
changeset
|
207 struct timeval *received, enum ssl_encryption_level_t level); |
8458
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
8450
diff
changeset
|
208 static ngx_int_t ngx_quic_send_cc(ngx_connection_t *c); |
8384
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8383
diff
changeset
|
209 static ngx_int_t ngx_quic_send_new_token(ngx_connection_t *c); |
8225 | 210 |
211 static ngx_int_t ngx_quic_handle_ack_frame(ngx_connection_t *c, | |
212 ngx_quic_header_t *pkt, ngx_quic_ack_frame_t *f); | |
8326 | 213 static ngx_int_t ngx_quic_handle_ack_frame_range(ngx_connection_t *c, |
8469
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
214 ngx_quic_send_ctx_t *ctx, uint64_t min, uint64_t max, |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
215 ngx_msec_t *send_time); |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
216 static void ngx_quic_rtt_sample(ngx_connection_t *c, ngx_quic_ack_frame_t *ack, |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
217 enum ssl_encryption_level_t level, ngx_msec_t send_time); |
8475
b276833111cf
QUIC: implemented probe timeout (PTO) calculation.
Vladimir Homutov <vl@nginx.com>
parents:
8474
diff
changeset
|
218 static ngx_inline ngx_msec_t ngx_quic_pto(ngx_connection_t *c, |
b276833111cf
QUIC: implemented probe timeout (PTO) calculation.
Vladimir Homutov <vl@nginx.com>
parents:
8474
diff
changeset
|
219 ngx_quic_send_ctx_t *ctx); |
8364
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
220 static void ngx_quic_handle_stream_ack(ngx_connection_t *c, |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
221 ngx_quic_frame_t *f); |
8335
76839f55bc48
Sorted functions and functions declarations.
Vladimir Homutov <vl@nginx.com>
parents:
8334
diff
changeset
|
222 |
76839f55bc48
Sorted functions and functions declarations.
Vladimir Homutov <vl@nginx.com>
parents:
8334
diff
changeset
|
223 static ngx_int_t ngx_quic_handle_ordered_frame(ngx_connection_t *c, |
76839f55bc48
Sorted functions and functions declarations.
Vladimir Homutov <vl@nginx.com>
parents:
8334
diff
changeset
|
224 ngx_quic_frames_stream_t *fs, ngx_quic_frame_t *frame, |
8378
81a4f98a2556
Cleaned up reordering code.
Vladimir Homutov <vl@nginx.com>
parents:
8377
diff
changeset
|
225 ngx_quic_frame_handler_pt handler, void *data); |
8333
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
226 static ngx_int_t ngx_quic_adjust_frame_offset(ngx_connection_t *c, |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
227 ngx_quic_frame_t *f, uint64_t offset_in); |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
228 static ngx_int_t ngx_quic_buffer_frame(ngx_connection_t *c, |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
229 ngx_quic_frames_stream_t *stream, ngx_quic_frame_t *f); |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
230 |
8335
76839f55bc48
Sorted functions and functions declarations.
Vladimir Homutov <vl@nginx.com>
parents:
8334
diff
changeset
|
231 static ngx_int_t ngx_quic_handle_crypto_frame(ngx_connection_t *c, |
76839f55bc48
Sorted functions and functions declarations.
Vladimir Homutov <vl@nginx.com>
parents:
8334
diff
changeset
|
232 ngx_quic_header_t *pkt, ngx_quic_frame_t *frame); |
8333
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
233 static ngx_int_t ngx_quic_crypto_input(ngx_connection_t *c, |
8378
81a4f98a2556
Cleaned up reordering code.
Vladimir Homutov <vl@nginx.com>
parents:
8377
diff
changeset
|
234 ngx_quic_frame_t *frame, void *data); |
8225 | 235 static ngx_int_t ngx_quic_handle_stream_frame(ngx_connection_t *c, |
8334
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
8333
diff
changeset
|
236 ngx_quic_header_t *pkt, ngx_quic_frame_t *frame); |
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
8333
diff
changeset
|
237 static ngx_int_t ngx_quic_stream_input(ngx_connection_t *c, |
8378
81a4f98a2556
Cleaned up reordering code.
Vladimir Homutov <vl@nginx.com>
parents:
8377
diff
changeset
|
238 ngx_quic_frame_t *frame, void *data); |
8334
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
8333
diff
changeset
|
239 |
8365
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
240 static ngx_int_t ngx_quic_handle_max_data_frame(ngx_connection_t *c, |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
241 ngx_quic_max_data_frame_t *f); |
8245
a14afe21e692
Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents:
8241
diff
changeset
|
242 static ngx_int_t ngx_quic_handle_streams_blocked_frame(ngx_connection_t *c, |
a14afe21e692
Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents:
8241
diff
changeset
|
243 ngx_quic_header_t *pkt, ngx_quic_streams_blocked_frame_t *f); |
8266
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
244 static ngx_int_t ngx_quic_handle_stream_data_blocked_frame(ngx_connection_t *c, |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
245 ngx_quic_header_t *pkt, ngx_quic_stream_data_blocked_frame_t *f); |
8365
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
246 static ngx_int_t ngx_quic_handle_max_stream_data_frame(ngx_connection_t *c, |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
247 ngx_quic_header_t *pkt, ngx_quic_max_stream_data_frame_t *f); |
8428
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8427
diff
changeset
|
248 static ngx_int_t ngx_quic_handle_reset_stream_frame(ngx_connection_t *c, |
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8427
diff
changeset
|
249 ngx_quic_header_t *pkt, ngx_quic_reset_stream_frame_t *f); |
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8427
diff
changeset
|
250 static ngx_int_t ngx_quic_handle_stop_sending_frame(ngx_connection_t *c, |
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8427
diff
changeset
|
251 ngx_quic_header_t *pkt, ngx_quic_stop_sending_frame_t *f); |
8495
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8486
diff
changeset
|
252 static ngx_int_t ngx_quic_handle_max_streams_frame(ngx_connection_t *c, |
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8486
diff
changeset
|
253 ngx_quic_header_t *pkt, ngx_quic_max_streams_frame_t *f); |
8225 | 254 |
255 static void ngx_quic_queue_frame(ngx_quic_connection_t *qc, | |
256 ngx_quic_frame_t *frame); | |
257 | |
258 static ngx_int_t ngx_quic_output(ngx_connection_t *c); | |
8331
bda817d16cc2
Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents:
8328
diff
changeset
|
259 static ngx_int_t ngx_quic_output_frames(ngx_connection_t *c, |
8332
6ad871b63422
Cleaned up magic numbers in ngx_quic_output_frames().
Vladimir Homutov <vl@nginx.com>
parents:
8331
diff
changeset
|
260 ngx_quic_send_ctx_t *ctx); |
8308
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
261 static void ngx_quic_free_frames(ngx_connection_t *c, ngx_queue_t *frames); |
8473
1b9db5c8c29b
QUIC: reworked ngx_quic_send_frames() function.
Vladimir Homutov <vl@nginx.com>
parents:
8472
diff
changeset
|
262 static ngx_int_t ngx_quic_send_frames(ngx_connection_t *c, |
1b9db5c8c29b
QUIC: reworked ngx_quic_send_frames() function.
Vladimir Homutov <vl@nginx.com>
parents:
8472
diff
changeset
|
263 ngx_quic_send_ctx_t *ctx, ngx_queue_t *frames); |
8315
fdda518d10ba
Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents:
8314
diff
changeset
|
264 |
fdda518d10ba
Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents:
8314
diff
changeset
|
265 static void ngx_quic_set_packet_number(ngx_quic_header_t *pkt, |
8331
bda817d16cc2
Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents:
8328
diff
changeset
|
266 ngx_quic_send_ctx_t *ctx); |
8472 | 267 static void ngx_quic_pto_handler(ngx_event_t *ev); |
8513
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8512
diff
changeset
|
268 static void ngx_quic_lost_handler(ngx_event_t *ev); |
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8512
diff
changeset
|
269 static ngx_int_t ngx_quic_detect_lost(ngx_connection_t *c); |
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8512
diff
changeset
|
270 static ngx_int_t ngx_quic_resend_frames(ngx_connection_t *c, |
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8512
diff
changeset
|
271 ngx_quic_send_ctx_t *ctx, ngx_quic_frame_t *start); |
8309 | 272 static void ngx_quic_push_handler(ngx_event_t *ev); |
8225 | 273 |
274 static void ngx_quic_rbtree_insert_stream(ngx_rbtree_node_t *temp, | |
275 ngx_rbtree_node_t *node, ngx_rbtree_node_t *sentinel); | |
8280
b364af7f9f3f
Removed ngx_quic_stream_node_t.
Roman Arutyunyan <arut@nginx.com>
parents:
8279
diff
changeset
|
276 static ngx_quic_stream_t *ngx_quic_find_stream(ngx_rbtree_t *rbtree, |
8284
2935a11c55b6
Fixed QUIC stream insert and find.
Roman Arutyunyan <arut@nginx.com>
parents:
8282
diff
changeset
|
277 uint64_t id); |
8504
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
278 static ngx_quic_stream_t *ngx_quic_create_client_stream(ngx_connection_t *c, |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
279 uint64_t id); |
8280
b364af7f9f3f
Removed ngx_quic_stream_node_t.
Roman Arutyunyan <arut@nginx.com>
parents:
8279
diff
changeset
|
280 static ngx_quic_stream_t *ngx_quic_create_stream(ngx_connection_t *c, |
8282
4cf00c14f11a
Safe QUIC stream creation.
Roman Arutyunyan <arut@nginx.com>
parents:
8281
diff
changeset
|
281 uint64_t id, size_t rcvbuf_size); |
8211
6bc18966b8c1
Stream "connection" read/write methods.
Vladimir Homutov <vl@nginx.com>
parents:
8209
diff
changeset
|
282 static ssize_t ngx_quic_stream_recv(ngx_connection_t *c, u_char *buf, |
6bc18966b8c1
Stream "connection" read/write methods.
Vladimir Homutov <vl@nginx.com>
parents:
8209
diff
changeset
|
283 size_t size); |
6bc18966b8c1
Stream "connection" read/write methods.
Vladimir Homutov <vl@nginx.com>
parents:
8209
diff
changeset
|
284 static ssize_t ngx_quic_stream_send(ngx_connection_t *c, u_char *buf, |
6bc18966b8c1
Stream "connection" read/write methods.
Vladimir Homutov <vl@nginx.com>
parents:
8209
diff
changeset
|
285 size_t size); |
6bc18966b8c1
Stream "connection" read/write methods.
Vladimir Homutov <vl@nginx.com>
parents:
8209
diff
changeset
|
286 static ngx_chain_t *ngx_quic_stream_send_chain(ngx_connection_t *c, |
6bc18966b8c1
Stream "connection" read/write methods.
Vladimir Homutov <vl@nginx.com>
parents:
8209
diff
changeset
|
287 ngx_chain_t *in, off_t limit); |
8509
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
288 static size_t ngx_quic_max_stream_frame(ngx_quic_connection_t *qc); |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
289 static size_t ngx_quic_max_stream_flow(ngx_connection_t *c); |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
290 static void ngx_quic_stream_cleanup_handler(void *data); |
8286 | 291 static ngx_quic_frame_t *ngx_quic_alloc_frame(ngx_connection_t *c, size_t size); |
292 static void ngx_quic_free_frame(ngx_connection_t *c, ngx_quic_frame_t *frame); | |
8211
6bc18966b8c1
Stream "connection" read/write methods.
Vladimir Homutov <vl@nginx.com>
parents:
8209
diff
changeset
|
293 |
8364
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
294 static void ngx_quic_congestion_ack(ngx_connection_t *c, |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
295 ngx_quic_frame_t *frame); |
8508
4604e6043657
QUIC: packet based bytes_in_flight accounting.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8507
diff
changeset
|
296 static void ngx_quic_congestion_lost(ngx_connection_t *c, |
4604e6043657
QUIC: packet based bytes_in_flight accounting.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8507
diff
changeset
|
297 ngx_quic_frame_t *frame); |
8364
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
298 |
8225 | 299 |
8182
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
300 static SSL_QUIC_METHOD quic_method = { |
8204
9e0c30e1f7fb
Compatibility with BoringSSL revised QUIC encryption secret APIs.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8203
diff
changeset
|
301 #if BORINGSSL_API_VERSION >= 10 |
9e0c30e1f7fb
Compatibility with BoringSSL revised QUIC encryption secret APIs.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8203
diff
changeset
|
302 ngx_quic_set_read_secret, |
9e0c30e1f7fb
Compatibility with BoringSSL revised QUIC encryption secret APIs.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8203
diff
changeset
|
303 ngx_quic_set_write_secret, |
9e0c30e1f7fb
Compatibility with BoringSSL revised QUIC encryption secret APIs.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8203
diff
changeset
|
304 #else |
8182
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
305 ngx_quic_set_encryption_secrets, |
8204
9e0c30e1f7fb
Compatibility with BoringSSL revised QUIC encryption secret APIs.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8203
diff
changeset
|
306 #endif |
8182
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
307 ngx_quic_add_handshake_data, |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
308 ngx_quic_flush_flight, |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
309 ngx_quic_send_alert, |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
310 }; |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
311 |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
312 |
8204
9e0c30e1f7fb
Compatibility with BoringSSL revised QUIC encryption secret APIs.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8203
diff
changeset
|
313 #if BORINGSSL_API_VERSION >= 10 |
9e0c30e1f7fb
Compatibility with BoringSSL revised QUIC encryption secret APIs.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8203
diff
changeset
|
314 |
9e0c30e1f7fb
Compatibility with BoringSSL revised QUIC encryption secret APIs.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8203
diff
changeset
|
315 static int |
9e0c30e1f7fb
Compatibility with BoringSSL revised QUIC encryption secret APIs.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8203
diff
changeset
|
316 ngx_quic_set_read_secret(ngx_ssl_conn_t *ssl_conn, |
9e0c30e1f7fb
Compatibility with BoringSSL revised QUIC encryption secret APIs.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8203
diff
changeset
|
317 enum ssl_encryption_level_t level, const SSL_CIPHER *cipher, |
8221
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
8220
diff
changeset
|
318 const uint8_t *rsecret, size_t secret_len) |
8204
9e0c30e1f7fb
Compatibility with BoringSSL revised QUIC encryption secret APIs.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8203
diff
changeset
|
319 { |
8306
058a5af7ddfc
Refactored QUIC secrets storage.
Vladimir Homutov <vl@nginx.com>
parents:
8305
diff
changeset
|
320 ngx_connection_t *c; |
058a5af7ddfc
Refactored QUIC secrets storage.
Vladimir Homutov <vl@nginx.com>
parents:
8305
diff
changeset
|
321 ngx_quic_secrets_t *keys; |
8204
9e0c30e1f7fb
Compatibility with BoringSSL revised QUIC encryption secret APIs.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8203
diff
changeset
|
322 |
9e0c30e1f7fb
Compatibility with BoringSSL revised QUIC encryption secret APIs.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8203
diff
changeset
|
323 c = ngx_ssl_get_connection((ngx_ssl_conn_t *) ssl_conn); |
9e0c30e1f7fb
Compatibility with BoringSSL revised QUIC encryption secret APIs.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8203
diff
changeset
|
324 |
8359 | 325 #ifdef NGX_QUIC_DEBUG_CRYPTO |
8360
f175006124d0
Cleaned up hexdumps in debug output.
Vladimir Homutov <vl@nginx.com>
parents:
8359
diff
changeset
|
326 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0, |
f175006124d0
Cleaned up hexdumps in debug output.
Vladimir Homutov <vl@nginx.com>
parents:
8359
diff
changeset
|
327 "quic ngx_quic_set_read_secret() level:%d", level); |
f175006124d0
Cleaned up hexdumps in debug output.
Vladimir Homutov <vl@nginx.com>
parents:
8359
diff
changeset
|
328 ngx_quic_hexdump(c->log, "quic read secret", rsecret, secret_len); |
8359 | 329 #endif |
8204
9e0c30e1f7fb
Compatibility with BoringSSL revised QUIC encryption secret APIs.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8203
diff
changeset
|
330 |
8306
058a5af7ddfc
Refactored QUIC secrets storage.
Vladimir Homutov <vl@nginx.com>
parents:
8305
diff
changeset
|
331 keys = &c->quic->keys[level]; |
058a5af7ddfc
Refactored QUIC secrets storage.
Vladimir Homutov <vl@nginx.com>
parents:
8305
diff
changeset
|
332 |
8221
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
8220
diff
changeset
|
333 return ngx_quic_set_encryption_secret(c->pool, ssl_conn, level, |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
8220
diff
changeset
|
334 rsecret, secret_len, |
8306
058a5af7ddfc
Refactored QUIC secrets storage.
Vladimir Homutov <vl@nginx.com>
parents:
8305
diff
changeset
|
335 &keys->client); |
8204
9e0c30e1f7fb
Compatibility with BoringSSL revised QUIC encryption secret APIs.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8203
diff
changeset
|
336 } |
9e0c30e1f7fb
Compatibility with BoringSSL revised QUIC encryption secret APIs.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8203
diff
changeset
|
337 |
9e0c30e1f7fb
Compatibility with BoringSSL revised QUIC encryption secret APIs.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8203
diff
changeset
|
338 |
9e0c30e1f7fb
Compatibility with BoringSSL revised QUIC encryption secret APIs.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8203
diff
changeset
|
339 static int |
9e0c30e1f7fb
Compatibility with BoringSSL revised QUIC encryption secret APIs.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8203
diff
changeset
|
340 ngx_quic_set_write_secret(ngx_ssl_conn_t *ssl_conn, |
9e0c30e1f7fb
Compatibility with BoringSSL revised QUIC encryption secret APIs.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8203
diff
changeset
|
341 enum ssl_encryption_level_t level, const SSL_CIPHER *cipher, |
8221
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
8220
diff
changeset
|
342 const uint8_t *wsecret, size_t secret_len) |
8204
9e0c30e1f7fb
Compatibility with BoringSSL revised QUIC encryption secret APIs.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8203
diff
changeset
|
343 { |
8306
058a5af7ddfc
Refactored QUIC secrets storage.
Vladimir Homutov <vl@nginx.com>
parents:
8305
diff
changeset
|
344 ngx_connection_t *c; |
058a5af7ddfc
Refactored QUIC secrets storage.
Vladimir Homutov <vl@nginx.com>
parents:
8305
diff
changeset
|
345 ngx_quic_secrets_t *keys; |
8204
9e0c30e1f7fb
Compatibility with BoringSSL revised QUIC encryption secret APIs.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8203
diff
changeset
|
346 |
9e0c30e1f7fb
Compatibility with BoringSSL revised QUIC encryption secret APIs.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8203
diff
changeset
|
347 c = ngx_ssl_get_connection((ngx_ssl_conn_t *) ssl_conn); |
9e0c30e1f7fb
Compatibility with BoringSSL revised QUIC encryption secret APIs.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8203
diff
changeset
|
348 |
8359 | 349 #ifdef NGX_QUIC_DEBUG_CRYPTO |
8360
f175006124d0
Cleaned up hexdumps in debug output.
Vladimir Homutov <vl@nginx.com>
parents:
8359
diff
changeset
|
350 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0, |
f175006124d0
Cleaned up hexdumps in debug output.
Vladimir Homutov <vl@nginx.com>
parents:
8359
diff
changeset
|
351 "quic ngx_quic_set_write_secret() level:%d", level); |
f175006124d0
Cleaned up hexdumps in debug output.
Vladimir Homutov <vl@nginx.com>
parents:
8359
diff
changeset
|
352 ngx_quic_hexdump(c->log, "quic write secret", wsecret, secret_len); |
8359 | 353 #endif |
8204
9e0c30e1f7fb
Compatibility with BoringSSL revised QUIC encryption secret APIs.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8203
diff
changeset
|
354 |
8306
058a5af7ddfc
Refactored QUIC secrets storage.
Vladimir Homutov <vl@nginx.com>
parents:
8305
diff
changeset
|
355 keys = &c->quic->keys[level]; |
058a5af7ddfc
Refactored QUIC secrets storage.
Vladimir Homutov <vl@nginx.com>
parents:
8305
diff
changeset
|
356 |
8221
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
8220
diff
changeset
|
357 return ngx_quic_set_encryption_secret(c->pool, ssl_conn, level, |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
8220
diff
changeset
|
358 wsecret, secret_len, |
8306
058a5af7ddfc
Refactored QUIC secrets storage.
Vladimir Homutov <vl@nginx.com>
parents:
8305
diff
changeset
|
359 &keys->server); |
8204
9e0c30e1f7fb
Compatibility with BoringSSL revised QUIC encryption secret APIs.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8203
diff
changeset
|
360 } |
9e0c30e1f7fb
Compatibility with BoringSSL revised QUIC encryption secret APIs.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8203
diff
changeset
|
361 |
9e0c30e1f7fb
Compatibility with BoringSSL revised QUIC encryption secret APIs.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8203
diff
changeset
|
362 #else |
9e0c30e1f7fb
Compatibility with BoringSSL revised QUIC encryption secret APIs.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8203
diff
changeset
|
363 |
8182
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
364 static int |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
365 ngx_quic_set_encryption_secrets(ngx_ssl_conn_t *ssl_conn, |
8221
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
8220
diff
changeset
|
366 enum ssl_encryption_level_t level, const uint8_t *rsecret, |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
8220
diff
changeset
|
367 const uint8_t *wsecret, size_t secret_len) |
8182
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
368 { |
8306
058a5af7ddfc
Refactored QUIC secrets storage.
Vladimir Homutov <vl@nginx.com>
parents:
8305
diff
changeset
|
369 ngx_int_t rc; |
058a5af7ddfc
Refactored QUIC secrets storage.
Vladimir Homutov <vl@nginx.com>
parents:
8305
diff
changeset
|
370 ngx_connection_t *c; |
058a5af7ddfc
Refactored QUIC secrets storage.
Vladimir Homutov <vl@nginx.com>
parents:
8305
diff
changeset
|
371 ngx_quic_secrets_t *keys; |
8182
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
372 |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
373 c = ngx_ssl_get_connection((ngx_ssl_conn_t *) ssl_conn); |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
374 |
8359 | 375 #ifdef NGX_QUIC_DEBUG_CRYPTO |
8360
f175006124d0
Cleaned up hexdumps in debug output.
Vladimir Homutov <vl@nginx.com>
parents:
8359
diff
changeset
|
376 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0, |
f175006124d0
Cleaned up hexdumps in debug output.
Vladimir Homutov <vl@nginx.com>
parents:
8359
diff
changeset
|
377 "quic ngx_quic_set_encryption_secrets() level:%d", level); |
f175006124d0
Cleaned up hexdumps in debug output.
Vladimir Homutov <vl@nginx.com>
parents:
8359
diff
changeset
|
378 ngx_quic_hexdump(c->log, "quic read", rsecret, secret_len); |
8359 | 379 #endif |
8182
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
380 |
8327
0ae50d90658a
Fixed build with OpenSSL using old callbacks API.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8326
diff
changeset
|
381 keys = &c->quic->keys[level]; |
8306
058a5af7ddfc
Refactored QUIC secrets storage.
Vladimir Homutov <vl@nginx.com>
parents:
8305
diff
changeset
|
382 |
8221
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
8220
diff
changeset
|
383 rc = ngx_quic_set_encryption_secret(c->pool, ssl_conn, level, |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
8220
diff
changeset
|
384 rsecret, secret_len, |
8306
058a5af7ddfc
Refactored QUIC secrets storage.
Vladimir Homutov <vl@nginx.com>
parents:
8305
diff
changeset
|
385 &keys->client); |
8221
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
8220
diff
changeset
|
386 if (rc != 1) { |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
8220
diff
changeset
|
387 return rc; |
8182
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
388 } |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
389 |
8303
2ac03e80d013
TLS Early Data key derivation support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8302
diff
changeset
|
390 if (level == ssl_encryption_early_data) { |
2ac03e80d013
TLS Early Data key derivation support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8302
diff
changeset
|
391 return 1; |
2ac03e80d013
TLS Early Data key derivation support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8302
diff
changeset
|
392 } |
2ac03e80d013
TLS Early Data key derivation support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8302
diff
changeset
|
393 |
8359 | 394 #ifdef NGX_QUIC_DEBUG_CRYPTO |
8360
f175006124d0
Cleaned up hexdumps in debug output.
Vladimir Homutov <vl@nginx.com>
parents:
8359
diff
changeset
|
395 ngx_quic_hexdump(c->log, "quic write", wsecret, secret_len); |
8359 | 396 #endif |
8303
2ac03e80d013
TLS Early Data key derivation support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8302
diff
changeset
|
397 |
8221
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
8220
diff
changeset
|
398 return ngx_quic_set_encryption_secret(c->pool, ssl_conn, level, |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
8220
diff
changeset
|
399 wsecret, secret_len, |
8306
058a5af7ddfc
Refactored QUIC secrets storage.
Vladimir Homutov <vl@nginx.com>
parents:
8305
diff
changeset
|
400 &keys->server); |
8182
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
401 } |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
402 |
8204
9e0c30e1f7fb
Compatibility with BoringSSL revised QUIC encryption secret APIs.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8203
diff
changeset
|
403 #endif |
9e0c30e1f7fb
Compatibility with BoringSSL revised QUIC encryption secret APIs.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8203
diff
changeset
|
404 |
8182
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
405 |
8184
ec1f84996990
Split frame and packet generation into separate steps.
Vladimir Homutov <vl@nginx.com>
parents:
8183
diff
changeset
|
406 static int |
ec1f84996990
Split frame and packet generation into separate steps.
Vladimir Homutov <vl@nginx.com>
parents:
8183
diff
changeset
|
407 ngx_quic_add_handshake_data(ngx_ssl_conn_t *ssl_conn, |
ec1f84996990
Split frame and packet generation into separate steps.
Vladimir Homutov <vl@nginx.com>
parents:
8183
diff
changeset
|
408 enum ssl_encryption_level_t level, const uint8_t *data, size_t len) |
ec1f84996990
Split frame and packet generation into separate steps.
Vladimir Homutov <vl@nginx.com>
parents:
8183
diff
changeset
|
409 { |
8333
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
410 u_char *p, *end; |
8345
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
8344
diff
changeset
|
411 size_t client_params_len, fsize, limit; |
8333
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
412 const uint8_t *client_params; |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
413 ngx_quic_frame_t *frame; |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
414 ngx_connection_t *c; |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
415 ngx_quic_connection_t *qc; |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
416 ngx_quic_frames_stream_t *fs; |
8184
ec1f84996990
Split frame and packet generation into separate steps.
Vladimir Homutov <vl@nginx.com>
parents:
8183
diff
changeset
|
417 |
ec1f84996990
Split frame and packet generation into separate steps.
Vladimir Homutov <vl@nginx.com>
parents:
8183
diff
changeset
|
418 c = ngx_ssl_get_connection((ngx_ssl_conn_t *) ssl_conn); |
ec1f84996990
Split frame and packet generation into separate steps.
Vladimir Homutov <vl@nginx.com>
parents:
8183
diff
changeset
|
419 qc = c->quic; |
ec1f84996990
Split frame and packet generation into separate steps.
Vladimir Homutov <vl@nginx.com>
parents:
8183
diff
changeset
|
420 |
8186
0a2683df5f11
Implemented improved version of quic_output().
Vladimir Homutov <vl@nginx.com>
parents:
8185
diff
changeset
|
421 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, c->log, 0, |
8359 | 422 "quic ngx_quic_add_handshake_data"); |
8184
ec1f84996990
Split frame and packet generation into separate steps.
Vladimir Homutov <vl@nginx.com>
parents:
8183
diff
changeset
|
423 |
8260
f388c0ad3477
Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8259
diff
changeset
|
424 if (!qc->client_tp_done) { |
8438 | 425 /* |
426 * things to do once during handshake: check ALPN and transport | |
427 * parameters; we want to break handshake if something is wrong | |
428 * here; | |
429 */ | |
430 | |
431 #if defined(TLSEXT_TYPE_application_layer_protocol_negotiation) | |
8482
893b3313f53c
QUIC: added "quic" listen parameter in Stream.
Roman Arutyunyan <arut@nginx.com>
parents:
8481
diff
changeset
|
432 if (qc->conf->require_alpn) { |
893b3313f53c
QUIC: added "quic" listen parameter in Stream.
Roman Arutyunyan <arut@nginx.com>
parents:
8481
diff
changeset
|
433 unsigned int len; |
893b3313f53c
QUIC: added "quic" listen parameter in Stream.
Roman Arutyunyan <arut@nginx.com>
parents:
8481
diff
changeset
|
434 const unsigned char *data; |
893b3313f53c
QUIC: added "quic" listen parameter in Stream.
Roman Arutyunyan <arut@nginx.com>
parents:
8481
diff
changeset
|
435 |
893b3313f53c
QUIC: added "quic" listen parameter in Stream.
Roman Arutyunyan <arut@nginx.com>
parents:
8481
diff
changeset
|
436 SSL_get0_alpn_selected(c->ssl->connection, &data, &len); |
893b3313f53c
QUIC: added "quic" listen parameter in Stream.
Roman Arutyunyan <arut@nginx.com>
parents:
8481
diff
changeset
|
437 |
893b3313f53c
QUIC: added "quic" listen parameter in Stream.
Roman Arutyunyan <arut@nginx.com>
parents:
8481
diff
changeset
|
438 if (len == 0) { |
893b3313f53c
QUIC: added "quic" listen parameter in Stream.
Roman Arutyunyan <arut@nginx.com>
parents:
8481
diff
changeset
|
439 qc->error = 0x100 + SSL_AD_NO_APPLICATION_PROTOCOL; |
893b3313f53c
QUIC: added "quic" listen parameter in Stream.
Roman Arutyunyan <arut@nginx.com>
parents:
8481
diff
changeset
|
440 qc->error_reason = "unsupported protocol in ALPN extension"; |
893b3313f53c
QUIC: added "quic" listen parameter in Stream.
Roman Arutyunyan <arut@nginx.com>
parents:
8481
diff
changeset
|
441 |
893b3313f53c
QUIC: added "quic" listen parameter in Stream.
Roman Arutyunyan <arut@nginx.com>
parents:
8481
diff
changeset
|
442 ngx_log_error(NGX_LOG_INFO, c->log, 0, |
893b3313f53c
QUIC: added "quic" listen parameter in Stream.
Roman Arutyunyan <arut@nginx.com>
parents:
8481
diff
changeset
|
443 "quic unsupported protocol in ALPN extension"); |
893b3313f53c
QUIC: added "quic" listen parameter in Stream.
Roman Arutyunyan <arut@nginx.com>
parents:
8481
diff
changeset
|
444 return 0; |
893b3313f53c
QUIC: added "quic" listen parameter in Stream.
Roman Arutyunyan <arut@nginx.com>
parents:
8481
diff
changeset
|
445 } |
8438 | 446 } |
447 #endif | |
8260
f388c0ad3477
Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8259
diff
changeset
|
448 |
f388c0ad3477
Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8259
diff
changeset
|
449 SSL_get_peer_quic_transport_params(ssl_conn, &client_params, |
f388c0ad3477
Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8259
diff
changeset
|
450 &client_params_len); |
f388c0ad3477
Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8259
diff
changeset
|
451 |
f388c0ad3477
Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8259
diff
changeset
|
452 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0, |
8359 | 453 "quic SSL_get_peer_quic_transport_params():" |
454 " params_len %ui", client_params_len); | |
8260
f388c0ad3477
Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8259
diff
changeset
|
455 |
8435
5bc9229ec4cf
QUIC: raise error on missing transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8434
diff
changeset
|
456 if (client_params_len == 0) { |
5bc9229ec4cf
QUIC: raise error on missing transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8434
diff
changeset
|
457 /* quic-tls 8.2 */ |
8447
97adb87f149b
Get rid of hardcoded numbers used for quic handshake errors.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8446
diff
changeset
|
458 qc->error = NGX_QUIC_ERR_CRYPTO(SSL_AD_MISSING_EXTENSION); |
8435
5bc9229ec4cf
QUIC: raise error on missing transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8434
diff
changeset
|
459 qc->error_reason = "missing transport parameters"; |
5bc9229ec4cf
QUIC: raise error on missing transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8434
diff
changeset
|
460 |
5bc9229ec4cf
QUIC: raise error on missing transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8434
diff
changeset
|
461 ngx_log_error(NGX_LOG_INFO, c->log, 0, |
5bc9229ec4cf
QUIC: raise error on missing transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8434
diff
changeset
|
462 "missing transport parameters"); |
5bc9229ec4cf
QUIC: raise error on missing transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8434
diff
changeset
|
463 return 0; |
5bc9229ec4cf
QUIC: raise error on missing transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8434
diff
changeset
|
464 } |
5bc9229ec4cf
QUIC: raise error on missing transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8434
diff
changeset
|
465 |
5bc9229ec4cf
QUIC: raise error on missing transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8434
diff
changeset
|
466 p = (u_char *) client_params; |
5bc9229ec4cf
QUIC: raise error on missing transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8434
diff
changeset
|
467 end = p + client_params_len; |
5bc9229ec4cf
QUIC: raise error on missing transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8434
diff
changeset
|
468 |
5bc9229ec4cf
QUIC: raise error on missing transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8434
diff
changeset
|
469 if (ngx_quic_parse_transport_params(p, end, &qc->ctp, c->log) |
5bc9229ec4cf
QUIC: raise error on missing transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8434
diff
changeset
|
470 != NGX_OK) |
5bc9229ec4cf
QUIC: raise error on missing transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8434
diff
changeset
|
471 { |
5bc9229ec4cf
QUIC: raise error on missing transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8434
diff
changeset
|
472 qc->error = NGX_QUIC_ERR_TRANSPORT_PARAMETER_ERROR; |
5bc9229ec4cf
QUIC: raise error on missing transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8434
diff
changeset
|
473 qc->error_reason = "failed to process transport parameters"; |
5bc9229ec4cf
QUIC: raise error on missing transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8434
diff
changeset
|
474 |
5bc9229ec4cf
QUIC: raise error on missing transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8434
diff
changeset
|
475 return 0; |
5bc9229ec4cf
QUIC: raise error on missing transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8434
diff
changeset
|
476 } |
5bc9229ec4cf
QUIC: raise error on missing transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8434
diff
changeset
|
477 |
5bc9229ec4cf
QUIC: raise error on missing transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8434
diff
changeset
|
478 if (qc->ctp.max_idle_timeout > 0 |
5bc9229ec4cf
QUIC: raise error on missing transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8434
diff
changeset
|
479 && qc->ctp.max_idle_timeout < qc->tp.max_idle_timeout) |
5bc9229ec4cf
QUIC: raise error on missing transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8434
diff
changeset
|
480 { |
5bc9229ec4cf
QUIC: raise error on missing transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8434
diff
changeset
|
481 qc->tp.max_idle_timeout = qc->ctp.max_idle_timeout; |
5bc9229ec4cf
QUIC: raise error on missing transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8434
diff
changeset
|
482 } |
5bc9229ec4cf
QUIC: raise error on missing transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8434
diff
changeset
|
483 |
5bc9229ec4cf
QUIC: raise error on missing transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8434
diff
changeset
|
484 if (qc->ctp.max_udp_payload_size < NGX_QUIC_MIN_INITIAL_SIZE |
5bc9229ec4cf
QUIC: raise error on missing transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8434
diff
changeset
|
485 || qc->ctp.max_udp_payload_size > NGX_QUIC_MAX_UDP_PAYLOAD_SIZE) |
5bc9229ec4cf
QUIC: raise error on missing transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8434
diff
changeset
|
486 { |
5bc9229ec4cf
QUIC: raise error on missing transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8434
diff
changeset
|
487 qc->error = NGX_QUIC_ERR_TRANSPORT_PARAMETER_ERROR; |
5bc9229ec4cf
QUIC: raise error on missing transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8434
diff
changeset
|
488 qc->error_reason = "invalid maximum packet size"; |
5bc9229ec4cf
QUIC: raise error on missing transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8434
diff
changeset
|
489 |
5bc9229ec4cf
QUIC: raise error on missing transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8434
diff
changeset
|
490 ngx_log_error(NGX_LOG_INFO, c->log, 0, |
5bc9229ec4cf
QUIC: raise error on missing transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8434
diff
changeset
|
491 "quic maximum packet size is invalid"); |
5bc9229ec4cf
QUIC: raise error on missing transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8434
diff
changeset
|
492 return 0; |
5bc9229ec4cf
QUIC: raise error on missing transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8434
diff
changeset
|
493 } |
5bc9229ec4cf
QUIC: raise error on missing transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8434
diff
changeset
|
494 |
8436
9fe7875ce4bb
QUIC: further limiting maximum QUIC packet size.
Vladimir Homutov <vl@nginx.com>
parents:
8435
diff
changeset
|
495 if (qc->ctp.max_udp_payload_size > ngx_quic_max_udp_payload(c)) { |
9fe7875ce4bb
QUIC: further limiting maximum QUIC packet size.
Vladimir Homutov <vl@nginx.com>
parents:
8435
diff
changeset
|
496 qc->ctp.max_udp_payload_size = ngx_quic_max_udp_payload(c); |
8435
5bc9229ec4cf
QUIC: raise error on missing transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8434
diff
changeset
|
497 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, c->log, 0, |
5bc9229ec4cf
QUIC: raise error on missing transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8434
diff
changeset
|
498 "quic client maximum packet size truncated"); |
5bc9229ec4cf
QUIC: raise error on missing transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8434
diff
changeset
|
499 } |
8432
391d06a51bc0
Limited max udp payload size for outgoing packets.
Vladimir Homutov <vl@nginx.com>
parents:
8431
diff
changeset
|
500 |
8417
6633f17044eb
QUIC draft-28 transport parameters support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8415
diff
changeset
|
501 #if (NGX_QUIC_DRAFT_VERSION >= 28) |
8435
5bc9229ec4cf
QUIC: raise error on missing transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8434
diff
changeset
|
502 if (qc->scid.len != qc->ctp.initial_scid.len |
5bc9229ec4cf
QUIC: raise error on missing transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8434
diff
changeset
|
503 || ngx_memcmp(qc->scid.data, qc->ctp.initial_scid.data, |
5bc9229ec4cf
QUIC: raise error on missing transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8434
diff
changeset
|
504 qc->scid.len) != 0) |
5bc9229ec4cf
QUIC: raise error on missing transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8434
diff
changeset
|
505 { |
5bc9229ec4cf
QUIC: raise error on missing transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8434
diff
changeset
|
506 ngx_log_error(NGX_LOG_INFO, c->log, 0, |
5bc9229ec4cf
QUIC: raise error on missing transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8434
diff
changeset
|
507 "quic client initial_source_connection_id " |
5bc9229ec4cf
QUIC: raise error on missing transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8434
diff
changeset
|
508 "mismatch"); |
5bc9229ec4cf
QUIC: raise error on missing transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8434
diff
changeset
|
509 return 0; |
5bc9229ec4cf
QUIC: raise error on missing transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8434
diff
changeset
|
510 } |
8417
6633f17044eb
QUIC draft-28 transport parameters support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8415
diff
changeset
|
511 #endif |
6633f17044eb
QUIC draft-28 transport parameters support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8415
diff
changeset
|
512 |
8495
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8486
diff
changeset
|
513 qc->streams.server_max_streams_bidi = qc->ctp.initial_max_streams_bidi; |
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8486
diff
changeset
|
514 qc->streams.server_max_streams_uni = qc->ctp.initial_max_streams_uni; |
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8486
diff
changeset
|
515 |
8435
5bc9229ec4cf
QUIC: raise error on missing transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8434
diff
changeset
|
516 qc->client_tp_done = 1; |
8260
f388c0ad3477
Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8259
diff
changeset
|
517 } |
f388c0ad3477
Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8259
diff
changeset
|
518 |
8345
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
8344
diff
changeset
|
519 /* |
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
8344
diff
changeset
|
520 * we need to fit at least 1 frame into a packet, thus account head/tail; |
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
8344
diff
changeset
|
521 * 17 = 1 + 8x2 is max header for CRYPTO frame, with 1 byte for frame type |
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
8344
diff
changeset
|
522 */ |
8415
125cbfa77013
Renamed max_packet_size to max_udp_payload_size, from draft-28.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8413
diff
changeset
|
523 limit = qc->ctp.max_udp_payload_size - NGX_QUIC_MAX_LONG_HEADER - 17 |
8345
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
8344
diff
changeset
|
524 - EVP_GCM_TLS_TAG_LEN; |
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
8344
diff
changeset
|
525 |
8333
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
526 fs = &qc->crypto[level]; |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
527 |
8345
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
8344
diff
changeset
|
528 p = (u_char *) data; |
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
8344
diff
changeset
|
529 end = (u_char *) data + len; |
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
8344
diff
changeset
|
530 |
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
8344
diff
changeset
|
531 while (p < end) { |
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
8344
diff
changeset
|
532 |
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
8344
diff
changeset
|
533 fsize = ngx_min(limit, (size_t) (end - p)); |
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
8344
diff
changeset
|
534 |
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
8344
diff
changeset
|
535 frame = ngx_quic_alloc_frame(c, fsize); |
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
8344
diff
changeset
|
536 if (frame == NULL) { |
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
8344
diff
changeset
|
537 return 0; |
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
8344
diff
changeset
|
538 } |
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
8344
diff
changeset
|
539 |
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
8344
diff
changeset
|
540 ngx_memcpy(frame->data, p, fsize); |
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
8344
diff
changeset
|
541 |
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
8344
diff
changeset
|
542 frame->level = level; |
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
8344
diff
changeset
|
543 frame->type = NGX_QUIC_FT_CRYPTO; |
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
8344
diff
changeset
|
544 frame->u.crypto.offset = fs->sent; |
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
8344
diff
changeset
|
545 frame->u.crypto.length = fsize; |
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
8344
diff
changeset
|
546 frame->u.crypto.data = frame->data; |
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
8344
diff
changeset
|
547 |
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
8344
diff
changeset
|
548 fs->sent += fsize; |
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
8344
diff
changeset
|
549 p += fsize; |
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
8344
diff
changeset
|
550 |
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
8344
diff
changeset
|
551 ngx_sprintf(frame->info, "crypto, generated by SSL len=%ui level=%d", |
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
8344
diff
changeset
|
552 fsize, level); |
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
8344
diff
changeset
|
553 |
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
8344
diff
changeset
|
554 ngx_quic_queue_frame(qc, frame); |
8186
0a2683df5f11
Implemented improved version of quic_output().
Vladimir Homutov <vl@nginx.com>
parents:
8185
diff
changeset
|
555 } |
8184
ec1f84996990
Split frame and packet generation into separate steps.
Vladimir Homutov <vl@nginx.com>
parents:
8183
diff
changeset
|
556 |
8182
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
557 return 1; |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
558 } |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
559 |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
560 |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
561 static int |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
562 ngx_quic_flush_flight(ngx_ssl_conn_t *ssl_conn) |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
563 { |
8360
f175006124d0
Cleaned up hexdumps in debug output.
Vladimir Homutov <vl@nginx.com>
parents:
8359
diff
changeset
|
564 #if (NGX_DEBUG) |
8182
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
565 ngx_connection_t *c; |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
566 |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
567 c = ngx_ssl_get_connection((ngx_ssl_conn_t *) ssl_conn); |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
568 |
8359 | 569 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, c->log, 0, |
570 "quic ngx_quic_flush_flight()"); | |
8360
f175006124d0
Cleaned up hexdumps in debug output.
Vladimir Homutov <vl@nginx.com>
parents:
8359
diff
changeset
|
571 #endif |
8182
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
572 return 1; |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
573 } |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
574 |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
575 |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
576 static int |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
577 ngx_quic_send_alert(ngx_ssl_conn_t *ssl_conn, enum ssl_encryption_level_t level, |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
578 uint8_t alert) |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
579 { |
8458
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
8450
diff
changeset
|
580 ngx_connection_t *c; |
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
8450
diff
changeset
|
581 ngx_quic_connection_t *qc; |
8182
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
582 |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
583 c = ngx_ssl_get_connection((ngx_ssl_conn_t *) ssl_conn); |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
584 |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
585 ngx_log_debug2(NGX_LOG_DEBUG_EVENT, c->log, 0, |
8359 | 586 "quic ngx_quic_send_alert(), lvl=%d, alert=%d", |
8182
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
587 (int) level, (int) alert); |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
588 |
8458
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
8450
diff
changeset
|
589 qc = c->quic; |
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
8450
diff
changeset
|
590 if (qc == NULL) { |
8355
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
591 return 1; |
8235
552d6868091b
Implemented send_alert callback, CONNECTION_CLOSE writer.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8234
diff
changeset
|
592 } |
552d6868091b
Implemented send_alert callback, CONNECTION_CLOSE writer.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8234
diff
changeset
|
593 |
8458
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
8450
diff
changeset
|
594 qc->error_level = level; |
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
8450
diff
changeset
|
595 qc->error = NGX_QUIC_ERR_CRYPTO(alert); |
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
8450
diff
changeset
|
596 qc->error_reason = "TLS alert"; |
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
8450
diff
changeset
|
597 qc->error_app = 0; |
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
8450
diff
changeset
|
598 qc->error_ftype = 0; |
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
8450
diff
changeset
|
599 |
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
8450
diff
changeset
|
600 if (ngx_quic_send_cc(c) != NGX_OK) { |
8235
552d6868091b
Implemented send_alert callback, CONNECTION_CLOSE writer.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8234
diff
changeset
|
601 return 0; |
552d6868091b
Implemented send_alert callback, CONNECTION_CLOSE writer.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8234
diff
changeset
|
602 } |
552d6868091b
Implemented send_alert callback, CONNECTION_CLOSE writer.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8234
diff
changeset
|
603 |
8182
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
604 return 1; |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
605 } |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
606 |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
607 |
8225 | 608 void |
8483
2da9c4fddd44
QUIC: eliminated connection handler argument in ngx_quic_run().
Roman Arutyunyan <arut@nginx.com>
parents:
8482
diff
changeset
|
609 ngx_quic_run(ngx_connection_t *c, ngx_ssl_t *ssl, ngx_quic_conf_t *conf) |
8225 | 610 { |
611 ngx_buf_t *b; | |
612 ngx_quic_header_t pkt; | |
613 | |
8263
1295b293d09a
Connection states code cleanup.
Vladimir Homutov <vl@nginx.com>
parents:
8260
diff
changeset
|
614 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, c->log, 0, "quic run"); |
8225 | 615 |
8263
1295b293d09a
Connection states code cleanup.
Vladimir Homutov <vl@nginx.com>
parents:
8260
diff
changeset
|
616 c->log->action = "QUIC initialization"; |
8225 | 617 |
618 ngx_memzero(&pkt, sizeof(ngx_quic_header_t)); | |
619 | |
620 b = c->buffer; | |
621 | |
622 pkt.log = c->log; | |
623 pkt.raw = b; | |
624 pkt.data = b->start; | |
625 pkt.len = b->last - b->start; | |
626 | |
8483
2da9c4fddd44
QUIC: eliminated connection handler argument in ngx_quic_run().
Roman Arutyunyan <arut@nginx.com>
parents:
8482
diff
changeset
|
627 if (ngx_quic_new_connection(c, ssl, conf, &pkt) != NGX_OK) { |
8355
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
628 ngx_quic_close_connection(c, NGX_ERROR); |
8225 | 629 return; |
630 } | |
631 | |
8383
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
632 ngx_add_timer(c->read, c->quic->in_retry ? NGX_QUIC_RETRY_TIMEOUT |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
633 : c->quic->tp.max_idle_timeout); |
8225 | 634 |
8263
1295b293d09a
Connection states code cleanup.
Vladimir Homutov <vl@nginx.com>
parents:
8260
diff
changeset
|
635 c->read->handler = ngx_quic_input_handler; |
8225 | 636 |
637 return; | |
638 } | |
639 | |
8199
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
8198
diff
changeset
|
640 |
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
8198
diff
changeset
|
641 static ngx_int_t |
8481
0d2b2664b41c
QUIC: added "quic" listen parameter.
Roman Arutyunyan <arut@nginx.com>
parents:
8480
diff
changeset
|
642 ngx_quic_new_connection(ngx_connection_t *c, ngx_ssl_t *ssl, |
8483
2da9c4fddd44
QUIC: eliminated connection handler argument in ngx_quic_run().
Roman Arutyunyan <arut@nginx.com>
parents:
8482
diff
changeset
|
643 ngx_quic_conf_t *conf, ngx_quic_header_t *pkt) |
8199
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
8198
diff
changeset
|
644 { |
8384
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8383
diff
changeset
|
645 ngx_int_t rc; |
8308
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
646 ngx_uint_t i; |
8265
d45325e90221
Limit output QUIC packets with client max_packet_size.
Roman Arutyunyan <arut@nginx.com>
parents:
8263
diff
changeset
|
647 ngx_quic_tp_t *ctp; |
8306
058a5af7ddfc
Refactored QUIC secrets storage.
Vladimir Homutov <vl@nginx.com>
parents:
8305
diff
changeset
|
648 ngx_quic_secrets_t *keys; |
8339
aba84d9ab256
Parsing of truncated packet numbers.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8338
diff
changeset
|
649 ngx_quic_send_ctx_t *ctx; |
8225 | 650 ngx_quic_connection_t *qc; |
8415
125cbfa77013
Renamed max_packet_size to max_udp_payload_size, from draft-28.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8413
diff
changeset
|
651 static u_char buf[NGX_QUIC_MAX_UDP_PAYLOAD_SIZE]; |
8199
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
8198
diff
changeset
|
652 |
8345
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
8344
diff
changeset
|
653 if (ngx_buf_size(pkt->raw) < NGX_QUIC_MIN_INITIAL_SIZE) { |
8361 | 654 ngx_log_error(NGX_LOG_INFO, c->log, 0, |
655 "quic UDP datagram is too small for initial packet"); | |
8225 | 656 return NGX_ERROR; |
657 } | |
8199
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
8198
diff
changeset
|
658 |
8386
81f85c479d7e
Discard packets without fixed bit or reserved bits set.
Vladimir Homutov <vl@nginx.com>
parents:
8385
diff
changeset
|
659 rc = ngx_quic_parse_long_header(pkt); |
81f85c479d7e
Discard packets without fixed bit or reserved bits set.
Vladimir Homutov <vl@nginx.com>
parents:
8385
diff
changeset
|
660 if (rc != NGX_OK) { |
81f85c479d7e
Discard packets without fixed bit or reserved bits set.
Vladimir Homutov <vl@nginx.com>
parents:
8385
diff
changeset
|
661 return rc; |
8199
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
8198
diff
changeset
|
662 } |
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
8198
diff
changeset
|
663 |
8522
fc89d02bdca2
QUIC: added version negotiation support.
Vladimir Homutov <vl@nginx.com>
parents:
8519
diff
changeset
|
664 if (pkt->version != NGX_QUIC_VERSION) { |
fc89d02bdca2
QUIC: added version negotiation support.
Vladimir Homutov <vl@nginx.com>
parents:
8519
diff
changeset
|
665 return ngx_quic_negotiate_version(c, pkt); |
fc89d02bdca2
QUIC: added version negotiation support.
Vladimir Homutov <vl@nginx.com>
parents:
8519
diff
changeset
|
666 } |
fc89d02bdca2
QUIC: added version negotiation support.
Vladimir Homutov <vl@nginx.com>
parents:
8519
diff
changeset
|
667 |
8251
c217a907ce42
Added checks for permitted frame types.
Vladimir Homutov <vl@nginx.com>
parents:
8247
diff
changeset
|
668 if (!ngx_quic_pkt_in(pkt->flags)) { |
8225 | 669 ngx_log_error(NGX_LOG_INFO, c->log, 0, |
8478
d2f716e668e8
Fixed format specifiers.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8477
diff
changeset
|
670 "quic invalid initial packet: 0x%xd", pkt->flags); |
8225 | 671 return NGX_ERROR; |
672 } | |
8199
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
8198
diff
changeset
|
673 |
8225 | 674 if (ngx_quic_parse_initial_header(pkt) != NGX_OK) { |
675 return NGX_ERROR; | |
676 } | |
8199
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
8198
diff
changeset
|
677 |
8387
eebdda507ec3
Added tests for connection id lengths in initial packet.
Vladimir Homutov <vl@nginx.com>
parents:
8386
diff
changeset
|
678 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:
8386
diff
changeset
|
679 /* 7.2. Negotiating Connection IDs */ |
eebdda507ec3
Added tests for connection id lengths in initial packet.
Vladimir Homutov <vl@nginx.com>
parents:
8386
diff
changeset
|
680 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:
8386
diff
changeset
|
681 "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:
8386
diff
changeset
|
682 pkt->dcid.len); |
eebdda507ec3
Added tests for connection id lengths in initial packet.
Vladimir Homutov <vl@nginx.com>
parents:
8386
diff
changeset
|
683 return NGX_ERROR; |
eebdda507ec3
Added tests for connection id lengths in initial packet.
Vladimir Homutov <vl@nginx.com>
parents:
8386
diff
changeset
|
684 } |
eebdda507ec3
Added tests for connection id lengths in initial packet.
Vladimir Homutov <vl@nginx.com>
parents:
8386
diff
changeset
|
685 |
8275 | 686 c->log->action = "creating new quic connection"; |
687 | |
8225 | 688 qc = ngx_pcalloc(c->pool, sizeof(ngx_quic_connection_t)); |
689 if (qc == NULL) { | |
690 return NGX_ERROR; | |
8199
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
8198
diff
changeset
|
691 } |
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
8198
diff
changeset
|
692 |
8225 | 693 ngx_rbtree_init(&qc->streams.tree, &qc->streams.sentinel, |
694 ngx_quic_rbtree_insert_stream); | |
695 | |
8333
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
696 for (i = 0; i < NGX_QUIC_SEND_CTX_LAST; i++) { |
8331
bda817d16cc2
Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents:
8328
diff
changeset
|
697 ngx_queue_init(&qc->send_ctx[i].frames); |
bda817d16cc2
Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents:
8328
diff
changeset
|
698 ngx_queue_init(&qc->send_ctx[i].sent); |
8339
aba84d9ab256
Parsing of truncated packet numbers.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8338
diff
changeset
|
699 qc->send_ctx[i].largest_pn = (uint64_t) -1; |
8512
6e1c88f82280
QUIC: changed ctx->largest_ack initial value to type maximum.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8509
diff
changeset
|
700 qc->send_ctx[i].largest_ack = (uint64_t) -1; |
8333
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
701 } |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
702 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
703 for (i = 0; i < NGX_QUIC_ENCRYPTION_LAST; i++) { |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
704 ngx_queue_init(&qc->crypto[i].frames); |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
705 } |
8308
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
706 |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
707 ngx_queue_init(&qc->free_frames); |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
708 |
8469
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
709 qc->avg_rtt = NGX_QUIC_INITIAL_RTT; |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
710 qc->rttvar = NGX_QUIC_INITIAL_RTT / 2; |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
711 qc->min_rtt = NGX_TIMER_INFINITE; |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
712 |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
713 /* |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
714 * qc->latest_rtt = 0 |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
715 */ |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
716 |
8477
031918df51c0
QUIC: added anti-amplification limit.
Vladimir Homutov <vl@nginx.com>
parents:
8476
diff
changeset
|
717 qc->received = pkt->raw->last - pkt->raw->start; |
031918df51c0
QUIC: added anti-amplification limit.
Vladimir Homutov <vl@nginx.com>
parents:
8476
diff
changeset
|
718 |
8472 | 719 qc->pto.log = c->log; |
720 qc->pto.data = c; | |
721 qc->pto.handler = ngx_quic_pto_handler; | |
722 qc->pto.cancelable = 1; | |
8308
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
723 |
8309 | 724 qc->push.log = c->log; |
725 qc->push.data = c; | |
726 qc->push.handler = ngx_quic_push_handler; | |
727 qc->push.cancelable = 1; | |
728 | |
8225 | 729 c->quic = qc; |
730 qc->ssl = ssl; | |
8481
0d2b2664b41c
QUIC: added "quic" listen parameter.
Roman Arutyunyan <arut@nginx.com>
parents:
8480
diff
changeset
|
731 qc->conf = conf; |
0d2b2664b41c
QUIC: added "quic" listen parameter.
Roman Arutyunyan <arut@nginx.com>
parents:
8480
diff
changeset
|
732 qc->tp = conf->tp; |
8225 | 733 |
8265
d45325e90221
Limit output QUIC packets with client max_packet_size.
Roman Arutyunyan <arut@nginx.com>
parents:
8263
diff
changeset
|
734 ctp = &qc->ctp; |
8436
9fe7875ce4bb
QUIC: further limiting maximum QUIC packet size.
Vladimir Homutov <vl@nginx.com>
parents:
8435
diff
changeset
|
735 ctp->max_udp_payload_size = ngx_quic_max_udp_payload(c); |
8265
d45325e90221
Limit output QUIC packets with client max_packet_size.
Roman Arutyunyan <arut@nginx.com>
parents:
8263
diff
changeset
|
736 ctp->ack_delay_exponent = NGX_QUIC_DEFAULT_ACK_DELAY_EXPONENT; |
d45325e90221
Limit output QUIC packets with client max_packet_size.
Roman Arutyunyan <arut@nginx.com>
parents:
8263
diff
changeset
|
737 ctp->max_ack_delay = NGX_QUIC_DEFAULT_MAX_ACK_DELAY; |
d45325e90221
Limit output QUIC packets with client max_packet_size.
Roman Arutyunyan <arut@nginx.com>
parents:
8263
diff
changeset
|
738 |
8365
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
739 qc->streams.recv_max_data = qc->tp.initial_max_data; |
8338
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
8337
diff
changeset
|
740 |
8496
c5324bb3a704
QUIC: limited the number of client-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8495
diff
changeset
|
741 qc->streams.client_max_streams_uni = qc->tp.initial_max_streams_uni; |
c5324bb3a704
QUIC: limited the number of client-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8495
diff
changeset
|
742 qc->streams.client_max_streams_bidi = qc->tp.initial_max_streams_bidi; |
c5324bb3a704
QUIC: limited the number of client-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8495
diff
changeset
|
743 |
8415
125cbfa77013
Renamed max_packet_size to max_udp_payload_size, from draft-28.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8413
diff
changeset
|
744 qc->congestion.window = ngx_min(10 * qc->tp.max_udp_payload_size, |
125cbfa77013
Renamed max_packet_size to max_udp_payload_size, from draft-28.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8413
diff
changeset
|
745 ngx_max(2 * qc->tp.max_udp_payload_size, |
125cbfa77013
Renamed max_packet_size to max_udp_payload_size, from draft-28.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8413
diff
changeset
|
746 14720)); |
8364
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
747 qc->congestion.ssthresh = NGX_MAX_SIZE_T_VALUE; |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
748 qc->congestion.recovery_start = ngx_current_msec; |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
749 |
8382
b7704303a7e5
Server CID change refactored.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8381
diff
changeset
|
750 if (ngx_quic_new_dcid(c, &pkt->dcid) != NGX_OK) { |
8225 | 751 return NGX_ERROR; |
752 } | |
8368 | 753 |
8421
c206233d9c29
Fixed transport parameters on a new connection with a valid token.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8417
diff
changeset
|
754 #if (NGX_QUIC_DRAFT_VERSION >= 28) |
8417
6633f17044eb
QUIC draft-28 transport parameters support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8415
diff
changeset
|
755 qc->tp.original_dcid = c->quic->odcid; |
8421
c206233d9c29
Fixed transport parameters on a new connection with a valid token.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8417
diff
changeset
|
756 #endif |
8417
6633f17044eb
QUIC draft-28 transport parameters support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8415
diff
changeset
|
757 qc->tp.initial_scid = c->quic->dcid; |
6633f17044eb
QUIC draft-28 transport parameters support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8415
diff
changeset
|
758 |
8225 | 759 qc->scid.len = pkt->scid.len; |
760 qc->scid.data = ngx_pnalloc(c->pool, qc->scid.len); | |
761 if (qc->scid.data == NULL) { | |
762 return NGX_ERROR; | |
763 } | |
764 ngx_memcpy(qc->scid.data, pkt->scid.data, qc->scid.len); | |
8199
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
8198
diff
changeset
|
765 |
8306
058a5af7ddfc
Refactored QUIC secrets storage.
Vladimir Homutov <vl@nginx.com>
parents:
8305
diff
changeset
|
766 keys = &c->quic->keys[ssl_encryption_initial]; |
8225 | 767 |
8306
058a5af7ddfc
Refactored QUIC secrets storage.
Vladimir Homutov <vl@nginx.com>
parents:
8305
diff
changeset
|
768 if (ngx_quic_set_initial_secret(c->pool, &keys->client, &keys->server, |
8381
6e100d8c138a
Preserve original DCID and unbreak parsing 0-RTT packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8380
diff
changeset
|
769 &qc->odcid) |
8225 | 770 != NGX_OK) |
771 { | |
772 return NGX_ERROR; | |
773 } | |
8199
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
8198
diff
changeset
|
774 |
8397
1245e274b9ba
Avoided excessive definitions for connection state.
Vladimir Homutov <vl@nginx.com>
parents:
8394
diff
changeset
|
775 qc->initialized = 1; |
8385
fb7422074258
Added generation of CC frames with error on connection termination.
Vladimir Homutov <vl@nginx.com>
parents:
8384
diff
changeset
|
776 |
8443
3b5fbf1bcdee
Reject new QUIC connection with CONNECTION_REFUSED on shutdown.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8442
diff
changeset
|
777 if (ngx_terminate || ngx_exiting) { |
3b5fbf1bcdee
Reject new QUIC connection with CONNECTION_REFUSED on shutdown.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8442
diff
changeset
|
778 qc->error = NGX_QUIC_ERR_CONNECTION_REFUSED; |
3b5fbf1bcdee
Reject new QUIC connection with CONNECTION_REFUSED on shutdown.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8442
diff
changeset
|
779 return NGX_ERROR; |
3b5fbf1bcdee
Reject new QUIC connection with CONNECTION_REFUSED on shutdown.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8442
diff
changeset
|
780 } |
3b5fbf1bcdee
Reject new QUIC connection with CONNECTION_REFUSED on shutdown.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8442
diff
changeset
|
781 |
8384
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8383
diff
changeset
|
782 if (pkt->token.len) { |
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8383
diff
changeset
|
783 rc = ngx_quic_validate_token(c, pkt); |
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8383
diff
changeset
|
784 |
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8383
diff
changeset
|
785 if (rc == NGX_ERROR) { |
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8383
diff
changeset
|
786 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:
8383
diff
changeset
|
787 return NGX_ERROR; |
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8383
diff
changeset
|
788 } |
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8383
diff
changeset
|
789 |
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8383
diff
changeset
|
790 if (rc == NGX_DECLINED) { |
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8383
diff
changeset
|
791 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:
8383
diff
changeset
|
792 return ngx_quic_retry(c); |
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8383
diff
changeset
|
793 } |
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8383
diff
changeset
|
794 |
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8383
diff
changeset
|
795 /* NGX_OK */ |
8477
031918df51c0
QUIC: added anti-amplification limit.
Vladimir Homutov <vl@nginx.com>
parents:
8476
diff
changeset
|
796 qc->validated = 1; |
8384
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8383
diff
changeset
|
797 |
8481
0d2b2664b41c
QUIC: added "quic" listen parameter.
Roman Arutyunyan <arut@nginx.com>
parents:
8480
diff
changeset
|
798 } else if (conf->retry) { |
8383
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
799 return ngx_quic_retry(c); |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
800 } |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
801 |
8306
058a5af7ddfc
Refactored QUIC secrets storage.
Vladimir Homutov <vl@nginx.com>
parents:
8305
diff
changeset
|
802 pkt->secret = &keys->client; |
8225 | 803 pkt->level = ssl_encryption_initial; |
8288
ebd5c71b9f02
Got rid of memory allocation in decryption.
Vladimir Homutov <vl@nginx.com>
parents:
8286
diff
changeset
|
804 pkt->plaintext = buf; |
8225 | 805 |
8339
aba84d9ab256
Parsing of truncated packet numbers.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8338
diff
changeset
|
806 ctx = ngx_quic_get_send_ctx(qc, pkt->level); |
aba84d9ab256
Parsing of truncated packet numbers.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8338
diff
changeset
|
807 |
aba84d9ab256
Parsing of truncated packet numbers.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8338
diff
changeset
|
808 if (ngx_quic_decrypt(pkt, NULL, &ctx->largest_pn) != NGX_OK) { |
8386
81f85c479d7e
Discard packets without fixed bit or reserved bits set.
Vladimir Homutov <vl@nginx.com>
parents:
8385
diff
changeset
|
809 qc->error = pkt->error; |
8399
ffd362e87eb2
Added more context to CONNECTION CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
8398
diff
changeset
|
810 qc->error_reason = "failed to decrypt packet"; |
ffd362e87eb2
Added more context to CONNECTION CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
8398
diff
changeset
|
811 |
8225 | 812 return NGX_ERROR; |
813 } | |
814 | |
815 if (ngx_quic_init_connection(c) != NGX_OK) { | |
816 return NGX_ERROR; | |
817 } | |
818 | |
8304
90f94413177e
TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8303
diff
changeset
|
819 if (ngx_quic_payload_handler(c, pkt) != NGX_OK) { |
90f94413177e
TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8303
diff
changeset
|
820 return NGX_ERROR; |
90f94413177e
TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8303
diff
changeset
|
821 } |
90f94413177e
TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8303
diff
changeset
|
822 |
90f94413177e
TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8303
diff
changeset
|
823 /* pos is at header end, adjust by actual packet length */ |
90f94413177e
TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8303
diff
changeset
|
824 pkt->raw->pos += pkt->len; |
90f94413177e
TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8303
diff
changeset
|
825 |
8377
2a94aaa70b33
Cleaned up firefox workaround.
Vladimir Homutov <vl@nginx.com>
parents:
8371
diff
changeset
|
826 (void) ngx_quic_skip_zero_padding(pkt->raw); |
2a94aaa70b33
Cleaned up firefox workaround.
Vladimir Homutov <vl@nginx.com>
parents:
8371
diff
changeset
|
827 |
8304
90f94413177e
TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8303
diff
changeset
|
828 return ngx_quic_input(c, pkt->raw); |
8199
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
8198
diff
changeset
|
829 } |
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
8198
diff
changeset
|
830 |
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
8198
diff
changeset
|
831 |
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
8198
diff
changeset
|
832 static ngx_int_t |
8522
fc89d02bdca2
QUIC: added version negotiation support.
Vladimir Homutov <vl@nginx.com>
parents:
8519
diff
changeset
|
833 ngx_quic_negotiate_version(ngx_connection_t *c, ngx_quic_header_t *inpkt) |
fc89d02bdca2
QUIC: added version negotiation support.
Vladimir Homutov <vl@nginx.com>
parents:
8519
diff
changeset
|
834 { |
fc89d02bdca2
QUIC: added version negotiation support.
Vladimir Homutov <vl@nginx.com>
parents:
8519
diff
changeset
|
835 size_t len; |
fc89d02bdca2
QUIC: added version negotiation support.
Vladimir Homutov <vl@nginx.com>
parents:
8519
diff
changeset
|
836 ngx_quic_header_t pkt; |
fc89d02bdca2
QUIC: added version negotiation support.
Vladimir Homutov <vl@nginx.com>
parents:
8519
diff
changeset
|
837 |
fc89d02bdca2
QUIC: added version negotiation support.
Vladimir Homutov <vl@nginx.com>
parents:
8519
diff
changeset
|
838 /* buffer size is calculated assuming a single supported version */ |
fc89d02bdca2
QUIC: added version negotiation support.
Vladimir Homutov <vl@nginx.com>
parents:
8519
diff
changeset
|
839 static u_char buf[NGX_QUIC_MAX_LONG_HEADER + sizeof(uint32_t)]; |
fc89d02bdca2
QUIC: added version negotiation support.
Vladimir Homutov <vl@nginx.com>
parents:
8519
diff
changeset
|
840 |
fc89d02bdca2
QUIC: added version negotiation support.
Vladimir Homutov <vl@nginx.com>
parents:
8519
diff
changeset
|
841 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, c->log, 0, |
fc89d02bdca2
QUIC: added version negotiation support.
Vladimir Homutov <vl@nginx.com>
parents:
8519
diff
changeset
|
842 "sending version negotiation packet"); |
fc89d02bdca2
QUIC: added version negotiation support.
Vladimir Homutov <vl@nginx.com>
parents:
8519
diff
changeset
|
843 |
fc89d02bdca2
QUIC: added version negotiation support.
Vladimir Homutov <vl@nginx.com>
parents:
8519
diff
changeset
|
844 pkt.log = c->log; |
fc89d02bdca2
QUIC: added version negotiation support.
Vladimir Homutov <vl@nginx.com>
parents:
8519
diff
changeset
|
845 pkt.flags = NGX_QUIC_PKT_LONG | NGX_QUIC_PKT_FIXED_BIT; |
fc89d02bdca2
QUIC: added version negotiation support.
Vladimir Homutov <vl@nginx.com>
parents:
8519
diff
changeset
|
846 pkt.dcid = inpkt->scid; |
fc89d02bdca2
QUIC: added version negotiation support.
Vladimir Homutov <vl@nginx.com>
parents:
8519
diff
changeset
|
847 pkt.scid = inpkt->dcid; |
fc89d02bdca2
QUIC: added version negotiation support.
Vladimir Homutov <vl@nginx.com>
parents:
8519
diff
changeset
|
848 |
fc89d02bdca2
QUIC: added version negotiation support.
Vladimir Homutov <vl@nginx.com>
parents:
8519
diff
changeset
|
849 len = ngx_quic_create_version_negotiation(&pkt, buf); |
fc89d02bdca2
QUIC: added version negotiation support.
Vladimir Homutov <vl@nginx.com>
parents:
8519
diff
changeset
|
850 |
fc89d02bdca2
QUIC: added version negotiation support.
Vladimir Homutov <vl@nginx.com>
parents:
8519
diff
changeset
|
851 #ifdef NGX_QUIC_DEBUG_PACKETS |
fc89d02bdca2
QUIC: added version negotiation support.
Vladimir Homutov <vl@nginx.com>
parents:
8519
diff
changeset
|
852 ngx_quic_hexdump(c->log, "quic vnego packet to send", buf, len); |
fc89d02bdca2
QUIC: added version negotiation support.
Vladimir Homutov <vl@nginx.com>
parents:
8519
diff
changeset
|
853 #endif |
fc89d02bdca2
QUIC: added version negotiation support.
Vladimir Homutov <vl@nginx.com>
parents:
8519
diff
changeset
|
854 |
fc89d02bdca2
QUIC: added version negotiation support.
Vladimir Homutov <vl@nginx.com>
parents:
8519
diff
changeset
|
855 (void) c->send(c, buf, len); |
fc89d02bdca2
QUIC: added version negotiation support.
Vladimir Homutov <vl@nginx.com>
parents:
8519
diff
changeset
|
856 |
fc89d02bdca2
QUIC: added version negotiation support.
Vladimir Homutov <vl@nginx.com>
parents:
8519
diff
changeset
|
857 return NGX_ERROR; |
fc89d02bdca2
QUIC: added version negotiation support.
Vladimir Homutov <vl@nginx.com>
parents:
8519
diff
changeset
|
858 } |
fc89d02bdca2
QUIC: added version negotiation support.
Vladimir Homutov <vl@nginx.com>
parents:
8519
diff
changeset
|
859 |
fc89d02bdca2
QUIC: added version negotiation support.
Vladimir Homutov <vl@nginx.com>
parents:
8519
diff
changeset
|
860 |
fc89d02bdca2
QUIC: added version negotiation support.
Vladimir Homutov <vl@nginx.com>
parents:
8519
diff
changeset
|
861 static ngx_int_t |
8382
b7704303a7e5
Server CID change refactored.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8381
diff
changeset
|
862 ngx_quic_new_dcid(ngx_connection_t *c, ngx_str_t *odcid) |
8368 | 863 { |
8382
b7704303a7e5
Server CID change refactored.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8381
diff
changeset
|
864 uint8_t len; |
b7704303a7e5
Server CID change refactored.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8381
diff
changeset
|
865 ngx_quic_connection_t *qc; |
b7704303a7e5
Server CID change refactored.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8381
diff
changeset
|
866 |
b7704303a7e5
Server CID change refactored.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8381
diff
changeset
|
867 qc = c->quic; |
8368 | 868 |
869 if (RAND_bytes(&len, sizeof(len)) != 1) { | |
870 return NGX_ERROR; | |
871 } | |
872 | |
873 len = len % 10 + 10; | |
874 | |
8382
b7704303a7e5
Server CID change refactored.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8381
diff
changeset
|
875 qc->dcid.len = len; |
b7704303a7e5
Server CID change refactored.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8381
diff
changeset
|
876 qc->dcid.data = ngx_pnalloc(c->pool, len); |
b7704303a7e5
Server CID change refactored.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8381
diff
changeset
|
877 if (qc->dcid.data == NULL) { |
b7704303a7e5
Server CID change refactored.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8381
diff
changeset
|
878 return NGX_ERROR; |
b7704303a7e5
Server CID change refactored.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8381
diff
changeset
|
879 } |
b7704303a7e5
Server CID change refactored.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8381
diff
changeset
|
880 |
b7704303a7e5
Server CID change refactored.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8381
diff
changeset
|
881 if (RAND_bytes(qc->dcid.data, len) != 1) { |
8368 | 882 return NGX_ERROR; |
883 } | |
884 | |
8382
b7704303a7e5
Server CID change refactored.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8381
diff
changeset
|
885 #ifdef NGX_QUIC_DEBUG_PACKETS |
b7704303a7e5
Server CID change refactored.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8381
diff
changeset
|
886 ngx_quic_hexdump(c->log, "quic server CID", qc->dcid.data, qc->dcid.len); |
b7704303a7e5
Server CID change refactored.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8381
diff
changeset
|
887 #endif |
b7704303a7e5
Server CID change refactored.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8381
diff
changeset
|
888 |
b7704303a7e5
Server CID change refactored.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8381
diff
changeset
|
889 qc->odcid.len = odcid->len; |
b7704303a7e5
Server CID change refactored.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8381
diff
changeset
|
890 qc->odcid.data = ngx_pstrdup(c->pool, odcid); |
b7704303a7e5
Server CID change refactored.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8381
diff
changeset
|
891 if (qc->odcid.data == NULL) { |
8368 | 892 return NGX_ERROR; |
893 } | |
894 | |
895 return NGX_OK; | |
896 } | |
897 | |
898 | |
899 static ngx_int_t | |
8383
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
900 ngx_quic_retry(ngx_connection_t *c) |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
901 { |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
902 ssize_t len; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
903 ngx_str_t res, token; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
904 ngx_quic_header_t pkt; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
905 u_char buf[NGX_QUIC_RETRY_BUFFER_SIZE]; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
906 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
907 if (ngx_quic_new_token(c, &token) != NGX_OK) { |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
908 return NGX_ERROR; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
909 } |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
910 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
911 ngx_memzero(&pkt, sizeof(ngx_quic_header_t)); |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
912 pkt.flags = NGX_QUIC_PKT_FIXED_BIT | NGX_QUIC_PKT_LONG | NGX_QUIC_PKT_RETRY; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
913 pkt.log = c->log; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
914 pkt.odcid = c->quic->odcid; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
915 pkt.dcid = c->quic->scid; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
916 pkt.scid = c->quic->dcid; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
917 pkt.token = token; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
918 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
919 res.data = buf; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
920 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
921 if (ngx_quic_encrypt(&pkt, NULL, &res) != NGX_OK) { |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
922 return NGX_ERROR; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
923 } |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
924 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
925 #ifdef NGX_QUIC_DEBUG_PACKETS |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
926 ngx_quic_hexdump(c->log, "quic packet to send", res.data, res.len); |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
927 #endif |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
928 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
929 len = c->send(c, res.data, res.len); |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
930 if (len == NGX_ERROR || (size_t) len != res.len) { |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
931 return NGX_ERROR; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
932 } |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
933 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
934 c->quic->token = token; |
8421
c206233d9c29
Fixed transport parameters on a new connection with a valid token.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8417
diff
changeset
|
935 #if (NGX_QUIC_DRAFT_VERSION < 28) |
c206233d9c29
Fixed transport parameters on a new connection with a valid token.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8417
diff
changeset
|
936 c->quic->tp.original_dcid = c->quic->odcid; |
c206233d9c29
Fixed transport parameters on a new connection with a valid token.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8417
diff
changeset
|
937 #endif |
8417
6633f17044eb
QUIC draft-28 transport parameters support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8415
diff
changeset
|
938 c->quic->tp.retry_scid = c->quic->dcid; |
8383
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
939 c->quic->in_retry = 1; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
940 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
941 return NGX_OK; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
942 } |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
943 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
944 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
945 static ngx_int_t |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
946 ngx_quic_new_token(ngx_connection_t *c, ngx_str_t *token) |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
947 { |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
948 int len, iv_len; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
949 u_char *data, *p, *key, *iv; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
950 ngx_msec_t now; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
951 EVP_CIPHER_CTX *ctx; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
952 const EVP_CIPHER *cipher; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
953 struct sockaddr_in *sin; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
954 #if (NGX_HAVE_INET6) |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
955 struct sockaddr_in6 *sin6; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
956 #endif |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
957 u_char in[NGX_QUIC_MAX_TOKEN_SIZE]; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
958 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
959 switch (c->sockaddr->sa_family) { |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
960 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
961 #if (NGX_HAVE_INET6) |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
962 case AF_INET6: |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
963 sin6 = (struct sockaddr_in6 *) c->sockaddr; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
964 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
965 len = sizeof(struct in6_addr); |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
966 data = sin6->sin6_addr.s6_addr; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
967 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
968 break; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
969 #endif |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
970 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
971 #if (NGX_HAVE_UNIX_DOMAIN) |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
972 case AF_UNIX: |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
973 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
974 len = ngx_min(c->addr_text.len, NGX_QUIC_MAX_TOKEN_SIZE - sizeof(now)); |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
975 data = c->addr_text.data; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
976 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
977 break; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
978 #endif |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
979 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
980 default: /* AF_INET */ |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
981 sin = (struct sockaddr_in *) c->sockaddr; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
982 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
983 len = sizeof(in_addr_t); |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
984 data = (u_char *) &sin->sin_addr; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
985 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
986 break; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
987 } |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
988 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
989 p = ngx_cpymem(in, data, len); |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
990 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
991 now = ngx_current_msec; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
992 len += sizeof(now); |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
993 ngx_memcpy(p, &now, sizeof(now)); |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
994 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
995 cipher = EVP_aes_256_cbc(); |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
996 iv_len = EVP_CIPHER_iv_length(cipher); |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
997 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
998 token->len = iv_len + len + EVP_CIPHER_block_size(cipher); |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
999 token->data = ngx_pnalloc(c->pool, token->len); |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1000 if (token->data == NULL) { |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1001 return NGX_ERROR; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1002 } |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1003 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1004 ctx = EVP_CIPHER_CTX_new(); |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1005 if (ctx == NULL) { |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1006 return NGX_ERROR; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1007 } |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1008 |
8481
0d2b2664b41c
QUIC: added "quic" listen parameter.
Roman Arutyunyan <arut@nginx.com>
parents:
8480
diff
changeset
|
1009 key = c->quic->conf->token_key; |
8383
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1010 iv = token->data; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1011 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1012 if (RAND_bytes(iv, iv_len) <= 0 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1013 || !EVP_EncryptInit_ex(ctx, cipher, NULL, key, iv)) |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1014 { |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1015 EVP_CIPHER_CTX_free(ctx); |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1016 return NGX_ERROR; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1017 } |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1018 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1019 token->len = iv_len; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1020 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1021 if (EVP_EncryptUpdate(ctx, token->data + token->len, &len, in, len) != 1) { |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1022 EVP_CIPHER_CTX_free(ctx); |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1023 return NGX_ERROR; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1024 } |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1025 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1026 token->len += len; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1027 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1028 if (EVP_EncryptFinal_ex(ctx, token->data + token->len, &len) <= 0) { |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1029 EVP_CIPHER_CTX_free(ctx); |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1030 return NGX_ERROR; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1031 } |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1032 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1033 token->len += len; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1034 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1035 EVP_CIPHER_CTX_free(ctx); |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1036 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1037 #ifdef NGX_QUIC_DEBUG_PACKETS |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1038 ngx_quic_hexdump(c->log, "quic new token", token->data, token->len); |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1039 #endif |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1040 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1041 return NGX_OK; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1042 } |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1043 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1044 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1045 static ngx_int_t |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1046 ngx_quic_validate_token(ngx_connection_t *c, ngx_quic_header_t *pkt) |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1047 { |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1048 int len, tlen, iv_len; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1049 u_char *key, *iv, *p, *data; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1050 ngx_msec_t msec; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1051 EVP_CIPHER_CTX *ctx; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1052 const EVP_CIPHER *cipher; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1053 struct sockaddr_in *sin; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1054 #if (NGX_HAVE_INET6) |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1055 struct sockaddr_in6 *sin6; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1056 #endif |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1057 ngx_quic_connection_t *qc; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1058 u_char tdec[NGX_QUIC_MAX_TOKEN_SIZE]; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1059 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1060 if (pkt->token.len == 0) { |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1061 return NGX_ERROR; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1062 } |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1063 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1064 qc = c->quic; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1065 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1066 /* Retry token */ |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1067 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1068 if (qc->token.len) { |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1069 if (pkt->token.len != qc->token.len) { |
8399
ffd362e87eb2
Added more context to CONNECTION CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
8398
diff
changeset
|
1070 goto bad_token; |
8383
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1071 } |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1072 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1073 if (ngx_memcmp(pkt->token.data, qc->token.data, pkt->token.len) != 0) { |
8399
ffd362e87eb2
Added more context to CONNECTION CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
8398
diff
changeset
|
1074 goto bad_token; |
8383
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1075 } |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1076 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1077 return NGX_OK; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1078 } |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1079 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1080 /* NEW_TOKEN in a previous connection */ |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1081 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1082 cipher = EVP_aes_256_cbc(); |
8481
0d2b2664b41c
QUIC: added "quic" listen parameter.
Roman Arutyunyan <arut@nginx.com>
parents:
8480
diff
changeset
|
1083 key = c->quic->conf->token_key; |
8383
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1084 iv = pkt->token.data; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1085 iv_len = EVP_CIPHER_iv_length(cipher); |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1086 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1087 /* sanity checks */ |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1088 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1089 if (pkt->token.len < (size_t) iv_len + EVP_CIPHER_block_size(cipher)) { |
8399
ffd362e87eb2
Added more context to CONNECTION CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
8398
diff
changeset
|
1090 goto bad_token; |
8383
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1091 } |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1092 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1093 if (pkt->token.len > (size_t) iv_len + NGX_QUIC_MAX_TOKEN_SIZE) { |
8399
ffd362e87eb2
Added more context to CONNECTION CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
8398
diff
changeset
|
1094 goto bad_token; |
8383
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1095 } |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1096 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1097 ctx = EVP_CIPHER_CTX_new(); |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1098 if (ctx == NULL) { |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1099 return NGX_ERROR; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1100 } |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1101 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1102 if (!EVP_DecryptInit_ex(ctx, cipher, NULL, key, iv)) { |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1103 EVP_CIPHER_CTX_free(ctx); |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1104 return NGX_ERROR; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1105 } |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1106 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1107 p = pkt->token.data + iv_len; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1108 len = pkt->token.len - iv_len; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1109 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1110 if (EVP_DecryptUpdate(ctx, tdec, &len, p, len) != 1) { |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1111 EVP_CIPHER_CTX_free(ctx); |
8399
ffd362e87eb2
Added more context to CONNECTION CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
8398
diff
changeset
|
1112 goto bad_token; |
8383
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1113 } |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1114 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1115 if (EVP_DecryptFinal_ex(ctx, tdec + len, &tlen) <= 0) { |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1116 EVP_CIPHER_CTX_free(ctx); |
8399
ffd362e87eb2
Added more context to CONNECTION CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
8398
diff
changeset
|
1117 goto bad_token; |
8383
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1118 } |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1119 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1120 EVP_CIPHER_CTX_free(ctx); |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1121 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1122 switch (c->sockaddr->sa_family) { |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1123 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1124 #if (NGX_HAVE_INET6) |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1125 case AF_INET6: |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1126 sin6 = (struct sockaddr_in6 *) c->sockaddr; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1127 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1128 len = sizeof(struct in6_addr); |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1129 data = sin6->sin6_addr.s6_addr; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1130 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1131 break; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1132 #endif |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1133 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1134 #if (NGX_HAVE_UNIX_DOMAIN) |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1135 case AF_UNIX: |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1136 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1137 len = ngx_min(c->addr_text.len, NGX_QUIC_MAX_TOKEN_SIZE - sizeof(msec)); |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1138 data = c->addr_text.data; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1139 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1140 break; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1141 #endif |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1142 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1143 default: /* AF_INET */ |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1144 sin = (struct sockaddr_in *) c->sockaddr; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1145 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1146 len = sizeof(in_addr_t); |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1147 data = (u_char *) &sin->sin_addr; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1148 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1149 break; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1150 } |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1151 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1152 if (ngx_memcmp(tdec, data, len) != 0) { |
8399
ffd362e87eb2
Added more context to CONNECTION CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
8398
diff
changeset
|
1153 goto bad_token; |
8383
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1154 } |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1155 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1156 ngx_memcpy(&msec, tdec + len, sizeof(msec)); |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1157 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1158 if (ngx_current_msec - msec > NGX_QUIC_RETRY_LIFETIME) { |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1159 return NGX_DECLINED; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1160 } |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1161 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1162 return NGX_OK; |
8399
ffd362e87eb2
Added more context to CONNECTION CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
8398
diff
changeset
|
1163 |
ffd362e87eb2
Added more context to CONNECTION CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
8398
diff
changeset
|
1164 bad_token: |
ffd362e87eb2
Added more context to CONNECTION CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
8398
diff
changeset
|
1165 |
ffd362e87eb2
Added more context to CONNECTION CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
8398
diff
changeset
|
1166 qc->error = NGX_QUIC_ERR_INVALID_TOKEN; |
ffd362e87eb2
Added more context to CONNECTION CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
8398
diff
changeset
|
1167 qc->error_reason = "invalid_token"; |
ffd362e87eb2
Added more context to CONNECTION CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
8398
diff
changeset
|
1168 |
ffd362e87eb2
Added more context to CONNECTION CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
8398
diff
changeset
|
1169 return NGX_ERROR; |
8383
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1170 } |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1171 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1172 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1173 static ngx_int_t |
8221
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
8220
diff
changeset
|
1174 ngx_quic_init_connection(ngx_connection_t *c) |
8199
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
8198
diff
changeset
|
1175 { |
8247
e9891e8ee975
Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8246
diff
changeset
|
1176 u_char *p; |
8422
90b02ff6b003
Compatibility with BoringSSL master branch.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8421
diff
changeset
|
1177 size_t clen; |
8247
e9891e8ee975
Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8246
diff
changeset
|
1178 ssize_t len; |
8199
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
8198
diff
changeset
|
1179 ngx_ssl_conn_t *ssl_conn; |
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
8198
diff
changeset
|
1180 ngx_quic_connection_t *qc; |
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
8198
diff
changeset
|
1181 |
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
8198
diff
changeset
|
1182 qc = c->quic; |
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
8198
diff
changeset
|
1183 |
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
8198
diff
changeset
|
1184 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:
8198
diff
changeset
|
1185 return NGX_ERROR; |
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
8198
diff
changeset
|
1186 } |
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
8198
diff
changeset
|
1187 |
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
8198
diff
changeset
|
1188 ssl_conn = c->ssl->connection; |
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
8198
diff
changeset
|
1189 |
8232
253cf267f95a
Moved setting QUIC methods to runtime.
Roman Arutyunyan <arut@nginx.com>
parents:
8231
diff
changeset
|
1190 if (SSL_set_quic_method(ssl_conn, &quic_method) == 0) { |
253cf267f95a
Moved setting QUIC methods to runtime.
Roman Arutyunyan <arut@nginx.com>
parents:
8231
diff
changeset
|
1191 ngx_log_error(NGX_LOG_INFO, c->log, 0, |
8361 | 1192 "quic SSL_set_quic_method() failed"); |
8232
253cf267f95a
Moved setting QUIC methods to runtime.
Roman Arutyunyan <arut@nginx.com>
parents:
8231
diff
changeset
|
1193 return NGX_ERROR; |
253cf267f95a
Moved setting QUIC methods to runtime.
Roman Arutyunyan <arut@nginx.com>
parents:
8231
diff
changeset
|
1194 } |
253cf267f95a
Moved setting QUIC methods to runtime.
Roman Arutyunyan <arut@nginx.com>
parents:
8231
diff
changeset
|
1195 |
8304
90f94413177e
TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8303
diff
changeset
|
1196 #ifdef SSL_READ_EARLY_DATA_SUCCESS |
90f94413177e
TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8303
diff
changeset
|
1197 if (SSL_CTX_get_max_early_data(qc->ssl->ctx)) { |
90f94413177e
TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8303
diff
changeset
|
1198 SSL_set_quic_early_data_enabled(ssl_conn, 1); |
90f94413177e
TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8303
diff
changeset
|
1199 } |
90f94413177e
TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8303
diff
changeset
|
1200 #endif |
90f94413177e
TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8303
diff
changeset
|
1201 |
8422
90b02ff6b003
Compatibility with BoringSSL master branch.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8421
diff
changeset
|
1202 len = ngx_quic_create_transport_params(NULL, NULL, &qc->tp, &clen); |
8247
e9891e8ee975
Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8246
diff
changeset
|
1203 /* always succeeds */ |
e9891e8ee975
Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8246
diff
changeset
|
1204 |
e9891e8ee975
Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8246
diff
changeset
|
1205 p = ngx_pnalloc(c->pool, len); |
e9891e8ee975
Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8246
diff
changeset
|
1206 if (p == NULL) { |
e9891e8ee975
Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8246
diff
changeset
|
1207 return NGX_ERROR; |
e9891e8ee975
Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8246
diff
changeset
|
1208 } |
e9891e8ee975
Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8246
diff
changeset
|
1209 |
8422
90b02ff6b003
Compatibility with BoringSSL master branch.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8421
diff
changeset
|
1210 len = ngx_quic_create_transport_params(p, p + len, &qc->tp, NULL); |
8247
e9891e8ee975
Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8246
diff
changeset
|
1211 if (len < 0) { |
e9891e8ee975
Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8246
diff
changeset
|
1212 return NGX_ERROR; |
e9891e8ee975
Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8246
diff
changeset
|
1213 } |
e9891e8ee975
Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8246
diff
changeset
|
1214 |
8359 | 1215 #ifdef NGX_QUIC_DEBUG_PACKETS |
8360
f175006124d0
Cleaned up hexdumps in debug output.
Vladimir Homutov <vl@nginx.com>
parents:
8359
diff
changeset
|
1216 ngx_quic_hexdump(c->log, "quic transport parameters", p, len); |
8359 | 1217 #endif |
1218 | |
8247
e9891e8ee975
Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
8246
diff
changeset
|
1219 if (SSL_set_quic_transport_params(ssl_conn, p, len) == 0) { |
8199
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
8198
diff
changeset
|
1220 ngx_log_error(NGX_LOG_INFO, c->log, 0, |
8361 | 1221 "quic SSL_set_quic_transport_params() failed"); |
8199
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
8198
diff
changeset
|
1222 return NGX_ERROR; |
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
8198
diff
changeset
|
1223 } |
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
8198
diff
changeset
|
1224 |
8422
90b02ff6b003
Compatibility with BoringSSL master branch.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8421
diff
changeset
|
1225 #if NGX_OPENSSL_QUIC_ZRTT_CTX |
90b02ff6b003
Compatibility with BoringSSL master branch.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8421
diff
changeset
|
1226 if (SSL_set_quic_early_data_context(ssl_conn, p, clen) == 0) { |
90b02ff6b003
Compatibility with BoringSSL master branch.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8421
diff
changeset
|
1227 ngx_log_error(NGX_LOG_INFO, c->log, 0, |
90b02ff6b003
Compatibility with BoringSSL master branch.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8421
diff
changeset
|
1228 "quic SSL_set_quic_early_data_context() failed"); |
90b02ff6b003
Compatibility with BoringSSL master branch.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8421
diff
changeset
|
1229 return NGX_ERROR; |
90b02ff6b003
Compatibility with BoringSSL master branch.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8421
diff
changeset
|
1230 } |
90b02ff6b003
Compatibility with BoringSSL master branch.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8421
diff
changeset
|
1231 #endif |
90b02ff6b003
Compatibility with BoringSSL master branch.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8421
diff
changeset
|
1232 |
8199
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
8198
diff
changeset
|
1233 return NGX_OK; |
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
8198
diff
changeset
|
1234 } |
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
8198
diff
changeset
|
1235 |
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
8198
diff
changeset
|
1236 |
8436
9fe7875ce4bb
QUIC: further limiting maximum QUIC packet size.
Vladimir Homutov <vl@nginx.com>
parents:
8435
diff
changeset
|
1237 static ngx_inline size_t |
9fe7875ce4bb
QUIC: further limiting maximum QUIC packet size.
Vladimir Homutov <vl@nginx.com>
parents:
8435
diff
changeset
|
1238 ngx_quic_max_udp_payload(ngx_connection_t *c) |
9fe7875ce4bb
QUIC: further limiting maximum QUIC packet size.
Vladimir Homutov <vl@nginx.com>
parents:
8435
diff
changeset
|
1239 { |
9fe7875ce4bb
QUIC: further limiting maximum QUIC packet size.
Vladimir Homutov <vl@nginx.com>
parents:
8435
diff
changeset
|
1240 /* TODO: path MTU discovery */ |
9fe7875ce4bb
QUIC: further limiting maximum QUIC packet size.
Vladimir Homutov <vl@nginx.com>
parents:
8435
diff
changeset
|
1241 |
9fe7875ce4bb
QUIC: further limiting maximum QUIC packet size.
Vladimir Homutov <vl@nginx.com>
parents:
8435
diff
changeset
|
1242 #if (NGX_HAVE_INET6) |
9fe7875ce4bb
QUIC: further limiting maximum QUIC packet size.
Vladimir Homutov <vl@nginx.com>
parents:
8435
diff
changeset
|
1243 if (c->sockaddr->sa_family == AF_INET6) { |
9fe7875ce4bb
QUIC: further limiting maximum QUIC packet size.
Vladimir Homutov <vl@nginx.com>
parents:
8435
diff
changeset
|
1244 return NGX_QUIC_MAX_UDP_PAYLOAD_OUT6; |
9fe7875ce4bb
QUIC: further limiting maximum QUIC packet size.
Vladimir Homutov <vl@nginx.com>
parents:
8435
diff
changeset
|
1245 } |
9fe7875ce4bb
QUIC: further limiting maximum QUIC packet size.
Vladimir Homutov <vl@nginx.com>
parents:
8435
diff
changeset
|
1246 #endif |
9fe7875ce4bb
QUIC: further limiting maximum QUIC packet size.
Vladimir Homutov <vl@nginx.com>
parents:
8435
diff
changeset
|
1247 |
9fe7875ce4bb
QUIC: further limiting maximum QUIC packet size.
Vladimir Homutov <vl@nginx.com>
parents:
8435
diff
changeset
|
1248 return NGX_QUIC_MAX_UDP_PAYLOAD_OUT; |
9fe7875ce4bb
QUIC: further limiting maximum QUIC packet size.
Vladimir Homutov <vl@nginx.com>
parents:
8435
diff
changeset
|
1249 } |
9fe7875ce4bb
QUIC: further limiting maximum QUIC packet size.
Vladimir Homutov <vl@nginx.com>
parents:
8435
diff
changeset
|
1250 |
9fe7875ce4bb
QUIC: further limiting maximum QUIC packet size.
Vladimir Homutov <vl@nginx.com>
parents:
8435
diff
changeset
|
1251 |
8225 | 1252 static void |
8263
1295b293d09a
Connection states code cleanup.
Vladimir Homutov <vl@nginx.com>
parents:
8260
diff
changeset
|
1253 ngx_quic_input_handler(ngx_event_t *rev) |
8211
6bc18966b8c1
Stream "connection" read/write methods.
Vladimir Homutov <vl@nginx.com>
parents:
8209
diff
changeset
|
1254 { |
8271
8e54a17dabee
Respect QUIC max_idle_timeout.
Roman Arutyunyan <arut@nginx.com>
parents:
8270
diff
changeset
|
1255 ssize_t n; |
8e54a17dabee
Respect QUIC max_idle_timeout.
Roman Arutyunyan <arut@nginx.com>
parents:
8270
diff
changeset
|
1256 ngx_buf_t b; |
8e54a17dabee
Respect QUIC max_idle_timeout.
Roman Arutyunyan <arut@nginx.com>
parents:
8270
diff
changeset
|
1257 ngx_connection_t *c; |
8e54a17dabee
Respect QUIC max_idle_timeout.
Roman Arutyunyan <arut@nginx.com>
parents:
8270
diff
changeset
|
1258 ngx_quic_connection_t *qc; |
8415
125cbfa77013
Renamed max_packet_size to max_udp_payload_size, from draft-28.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8413
diff
changeset
|
1259 static u_char buf[NGX_QUIC_MAX_UDP_PAYLOAD_SIZE]; |
8211
6bc18966b8c1
Stream "connection" read/write methods.
Vladimir Homutov <vl@nginx.com>
parents:
8209
diff
changeset
|
1260 |
8394 | 1261 ngx_memzero(&b, sizeof(ngx_buf_t)); |
8225 | 1262 b.start = buf; |
8265
d45325e90221
Limit output QUIC packets with client max_packet_size.
Roman Arutyunyan <arut@nginx.com>
parents:
8263
diff
changeset
|
1263 b.end = buf + sizeof(buf); |
8225 | 1264 b.pos = b.last = b.start; |
8383
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1265 b.memory = 1; |
8211
6bc18966b8c1
Stream "connection" read/write methods.
Vladimir Homutov <vl@nginx.com>
parents:
8209
diff
changeset
|
1266 |
8225 | 1267 c = rev->data; |
8281
618a65de08b3
When closing a QUIC connection, wait for all streams to finish.
Roman Arutyunyan <arut@nginx.com>
parents:
8280
diff
changeset
|
1268 qc = c->quic; |
8211
6bc18966b8c1
Stream "connection" read/write methods.
Vladimir Homutov <vl@nginx.com>
parents:
8209
diff
changeset
|
1269 |
8263
1295b293d09a
Connection states code cleanup.
Vladimir Homutov <vl@nginx.com>
parents:
8260
diff
changeset
|
1270 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, rev->log, 0, "quic input handler"); |
8212
e3c0b19a3a8a
Implemented ngx_quic_stream_send_chain() method.
Roman Arutyunyan <arut@nginx.com>
parents:
8211
diff
changeset
|
1271 |
8225 | 1272 if (rev->timedout) { |
8361 | 1273 ngx_log_error(NGX_LOG_INFO, c->log, NGX_ETIMEDOUT, |
1274 "quic client timed out"); | |
8355
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
1275 ngx_quic_close_connection(c, NGX_DONE); |
8225 | 1276 return; |
8212
e3c0b19a3a8a
Implemented ngx_quic_stream_send_chain() method.
Roman Arutyunyan <arut@nginx.com>
parents:
8211
diff
changeset
|
1277 } |
e3c0b19a3a8a
Implemented ngx_quic_stream_send_chain() method.
Roman Arutyunyan <arut@nginx.com>
parents:
8211
diff
changeset
|
1278 |
8225 | 1279 if (c->close) { |
8442
b9bce2c4fe33
Close QUIC connection with NO_ERROR on c->close.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8439
diff
changeset
|
1280 qc->error_reason = "graceful shutdown"; |
b9bce2c4fe33
Close QUIC connection with NO_ERROR on c->close.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8439
diff
changeset
|
1281 ngx_quic_close_connection(c, NGX_OK); |
8225 | 1282 return; |
1283 } | |
8220
7ada2feeac18
Added processing of CONNECTION CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
8218
diff
changeset
|
1284 |
8225 | 1285 n = c->recv(c, b.start, b.end - b.start); |
8215 | 1286 |
8225 | 1287 if (n == NGX_AGAIN) { |
8355
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
1288 if (qc->closing) { |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
1289 ngx_quic_close_connection(c, NGX_OK); |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
1290 } |
8225 | 1291 return; |
8199
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
8198
diff
changeset
|
1292 } |
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
8198
diff
changeset
|
1293 |
8225 | 1294 if (n == NGX_ERROR) { |
1295 c->read->eof = 1; | |
8355
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
1296 ngx_quic_close_connection(c, NGX_ERROR); |
8225 | 1297 return; |
8199
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
8198
diff
changeset
|
1298 } |
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
8198
diff
changeset
|
1299 |
8225 | 1300 b.last += n; |
8477
031918df51c0
QUIC: added anti-amplification limit.
Vladimir Homutov <vl@nginx.com>
parents:
8476
diff
changeset
|
1301 qc->received += n; |
8199
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
8198
diff
changeset
|
1302 |
8225 | 1303 if (ngx_quic_input(c, &b) != NGX_OK) { |
8355
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
1304 ngx_quic_close_connection(c, NGX_ERROR); |
8225 | 1305 return; |
1306 } | |
8271
8e54a17dabee
Respect QUIC max_idle_timeout.
Roman Arutyunyan <arut@nginx.com>
parents:
8270
diff
changeset
|
1307 |
8e54a17dabee
Respect QUIC max_idle_timeout.
Roman Arutyunyan <arut@nginx.com>
parents:
8270
diff
changeset
|
1308 qc->send_timer_set = 0; |
8e54a17dabee
Respect QUIC max_idle_timeout.
Roman Arutyunyan <arut@nginx.com>
parents:
8270
diff
changeset
|
1309 ngx_add_timer(rev, qc->tp.max_idle_timeout); |
8199
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
8198
diff
changeset
|
1310 } |
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
8198
diff
changeset
|
1311 |
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
8198
diff
changeset
|
1312 |
8208
4ae9ac69ab93
HTTP/QUIC interface reworked.
Vladimir Homutov <vl@nginx.com>
parents:
8207
diff
changeset
|
1313 static void |
8355
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
1314 ngx_quic_close_connection(ngx_connection_t *c, ngx_int_t rc) |
8208
4ae9ac69ab93
HTTP/QUIC interface reworked.
Vladimir Homutov <vl@nginx.com>
parents:
8207
diff
changeset
|
1315 { |
8354
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
1316 ngx_pool_t *pool; |
8281
618a65de08b3
When closing a QUIC connection, wait for all streams to finish.
Roman Arutyunyan <arut@nginx.com>
parents:
8280
diff
changeset
|
1317 |
8355
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
1318 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0, |
8359 | 1319 "quic ngx_quic_close_connection, rc: %i", rc); |
8355
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
1320 |
8397
1245e274b9ba
Avoided excessive definitions for connection state.
Vladimir Homutov <vl@nginx.com>
parents:
8394
diff
changeset
|
1321 if (!c->quic || !c->quic->initialized) { |
8355
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
1322 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, c->log, 0, |
8359 | 1323 "quic close connection early error"); |
8355
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
1324 |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
1325 } else if (ngx_quic_close_quic(c, rc) == NGX_AGAIN) { |
8354
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
1326 return; |
8281
618a65de08b3
When closing a QUIC connection, wait for all streams to finish.
Roman Arutyunyan <arut@nginx.com>
parents:
8280
diff
changeset
|
1327 } |
8208
4ae9ac69ab93
HTTP/QUIC interface reworked.
Vladimir Homutov <vl@nginx.com>
parents:
8207
diff
changeset
|
1328 |
8225 | 1329 if (c->ssl) { |
1330 (void) ngx_ssl_shutdown(c); | |
8208
4ae9ac69ab93
HTTP/QUIC interface reworked.
Vladimir Homutov <vl@nginx.com>
parents:
8207
diff
changeset
|
1331 } |
4ae9ac69ab93
HTTP/QUIC interface reworked.
Vladimir Homutov <vl@nginx.com>
parents:
8207
diff
changeset
|
1332 |
8354
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
1333 if (c->read->timer_set) { |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
1334 ngx_del_timer(c->read); |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
1335 } |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
1336 |
8225 | 1337 #if (NGX_STAT_STUB) |
1338 (void) ngx_atomic_fetch_add(ngx_stat_active, -1); | |
1339 #endif | |
8208
4ae9ac69ab93
HTTP/QUIC interface reworked.
Vladimir Homutov <vl@nginx.com>
parents:
8207
diff
changeset
|
1340 |
8225 | 1341 c->destroyed = 1; |
8208
4ae9ac69ab93
HTTP/QUIC interface reworked.
Vladimir Homutov <vl@nginx.com>
parents:
8207
diff
changeset
|
1342 |
8225 | 1343 pool = c->pool; |
8208
4ae9ac69ab93
HTTP/QUIC interface reworked.
Vladimir Homutov <vl@nginx.com>
parents:
8207
diff
changeset
|
1344 |
8225 | 1345 ngx_close_connection(c); |
8208
4ae9ac69ab93
HTTP/QUIC interface reworked.
Vladimir Homutov <vl@nginx.com>
parents:
8207
diff
changeset
|
1346 |
8225 | 1347 ngx_destroy_pool(pool); |
8208
4ae9ac69ab93
HTTP/QUIC interface reworked.
Vladimir Homutov <vl@nginx.com>
parents:
8207
diff
changeset
|
1348 } |
4ae9ac69ab93
HTTP/QUIC interface reworked.
Vladimir Homutov <vl@nginx.com>
parents:
8207
diff
changeset
|
1349 |
4ae9ac69ab93
HTTP/QUIC interface reworked.
Vladimir Homutov <vl@nginx.com>
parents:
8207
diff
changeset
|
1350 |
8193
4355efde26d8
Added functions to decrypt long packets.
Vladimir Homutov <vl@nginx.com>
parents:
8192
diff
changeset
|
1351 static ngx_int_t |
8355
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
1352 ngx_quic_close_quic(ngx_connection_t *c, ngx_int_t rc) |
8354
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
1353 { |
8458
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
8450
diff
changeset
|
1354 ngx_uint_t i; |
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
8450
diff
changeset
|
1355 ngx_quic_send_ctx_t *ctx; |
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
8450
diff
changeset
|
1356 ngx_quic_connection_t *qc; |
8354
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
1357 |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
1358 qc = c->quic; |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
1359 |
8355
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
1360 if (!qc->closing) { |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
1361 |
8398
8bec0ac23cf9
Fixed retransmission of frames after closing connection.
Vladimir Homutov <vl@nginx.com>
parents:
8397
diff
changeset
|
1362 /* drop packets from retransmit queues, no ack is expected */ |
8bec0ac23cf9
Fixed retransmission of frames after closing connection.
Vladimir Homutov <vl@nginx.com>
parents:
8397
diff
changeset
|
1363 for (i = 0; i < NGX_QUIC_SEND_CTX_LAST; i++) { |
8bec0ac23cf9
Fixed retransmission of frames after closing connection.
Vladimir Homutov <vl@nginx.com>
parents:
8397
diff
changeset
|
1364 ctx = ngx_quic_get_send_ctx(qc, i); |
8bec0ac23cf9
Fixed retransmission of frames after closing connection.
Vladimir Homutov <vl@nginx.com>
parents:
8397
diff
changeset
|
1365 ngx_quic_free_frames(c, &ctx->sent); |
8bec0ac23cf9
Fixed retransmission of frames after closing connection.
Vladimir Homutov <vl@nginx.com>
parents:
8397
diff
changeset
|
1366 } |
8bec0ac23cf9
Fixed retransmission of frames after closing connection.
Vladimir Homutov <vl@nginx.com>
parents:
8397
diff
changeset
|
1367 |
8400
d96ddef458cd
Added sending of extra CONNECTION_CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
8399
diff
changeset
|
1368 if (rc == NGX_DONE) { |
8355
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
1369 |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
1370 /* |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
1371 * 10.2. Idle Timeout |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
1372 * |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
1373 * If the idle timeout is enabled by either peer, a connection is |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
1374 * silently closed and its state is discarded when it remains idle |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
1375 */ |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
1376 |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
1377 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0, |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
1378 "quic closing %s connection", |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
1379 qc->draining ? "drained" : "idle"); |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
1380 |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
1381 } else { |
8400
d96ddef458cd
Added sending of extra CONNECTION_CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
8399
diff
changeset
|
1382 |
d96ddef458cd
Added sending of extra CONNECTION_CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
8399
diff
changeset
|
1383 /* |
d96ddef458cd
Added sending of extra CONNECTION_CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
8399
diff
changeset
|
1384 * 10.3. Immediate Close |
d96ddef458cd
Added sending of extra CONNECTION_CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
8399
diff
changeset
|
1385 * |
d96ddef458cd
Added sending of extra CONNECTION_CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
8399
diff
changeset
|
1386 * An endpoint sends a CONNECTION_CLOSE frame (Section 19.19) |
d96ddef458cd
Added sending of extra CONNECTION_CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
8399
diff
changeset
|
1387 * to terminate the connection immediately. |
d96ddef458cd
Added sending of extra CONNECTION_CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
8399
diff
changeset
|
1388 */ |
d96ddef458cd
Added sending of extra CONNECTION_CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
8399
diff
changeset
|
1389 |
8475
b276833111cf
QUIC: implemented probe timeout (PTO) calculation.
Vladimir Homutov <vl@nginx.com>
parents:
8474
diff
changeset
|
1390 qc->error_level = c->ssl ? SSL_quic_read_level(c->ssl->connection) |
b276833111cf
QUIC: implemented probe timeout (PTO) calculation.
Vladimir Homutov <vl@nginx.com>
parents:
8474
diff
changeset
|
1391 : ssl_encryption_initial; |
b276833111cf
QUIC: implemented probe timeout (PTO) calculation.
Vladimir Homutov <vl@nginx.com>
parents:
8474
diff
changeset
|
1392 |
8400
d96ddef458cd
Added sending of extra CONNECTION_CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
8399
diff
changeset
|
1393 if (rc == NGX_OK) { |
d96ddef458cd
Added sending of extra CONNECTION_CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
8399
diff
changeset
|
1394 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0, |
d96ddef458cd
Added sending of extra CONNECTION_CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
8399
diff
changeset
|
1395 "quic immediate close, drain = %d", |
d96ddef458cd
Added sending of extra CONNECTION_CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
8399
diff
changeset
|
1396 qc->draining); |
d96ddef458cd
Added sending of extra CONNECTION_CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
8399
diff
changeset
|
1397 |
d96ddef458cd
Added sending of extra CONNECTION_CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
8399
diff
changeset
|
1398 qc->close.log = c->log; |
d96ddef458cd
Added sending of extra CONNECTION_CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
8399
diff
changeset
|
1399 qc->close.data = c; |
d96ddef458cd
Added sending of extra CONNECTION_CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
8399
diff
changeset
|
1400 qc->close.handler = ngx_quic_close_timer_handler; |
d96ddef458cd
Added sending of extra CONNECTION_CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
8399
diff
changeset
|
1401 qc->close.cancelable = 1; |
d96ddef458cd
Added sending of extra CONNECTION_CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
8399
diff
changeset
|
1402 |
8475
b276833111cf
QUIC: implemented probe timeout (PTO) calculation.
Vladimir Homutov <vl@nginx.com>
parents:
8474
diff
changeset
|
1403 ctx = ngx_quic_get_send_ctx(qc, qc->error_level); |
b276833111cf
QUIC: implemented probe timeout (PTO) calculation.
Vladimir Homutov <vl@nginx.com>
parents:
8474
diff
changeset
|
1404 |
b276833111cf
QUIC: implemented probe timeout (PTO) calculation.
Vladimir Homutov <vl@nginx.com>
parents:
8474
diff
changeset
|
1405 ngx_add_timer(&qc->close, 3 * ngx_quic_pto(c, ctx)); |
8400
d96ddef458cd
Added sending of extra CONNECTION_CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
8399
diff
changeset
|
1406 |
8458
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
8450
diff
changeset
|
1407 qc->error = NGX_QUIC_ERR_NO_ERROR; |
8400
d96ddef458cd
Added sending of extra CONNECTION_CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
8399
diff
changeset
|
1408 |
d96ddef458cd
Added sending of extra CONNECTION_CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
8399
diff
changeset
|
1409 } else { |
8458
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
8450
diff
changeset
|
1410 if (qc->error == 0 && !qc->error_app) { |
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
8450
diff
changeset
|
1411 qc->error = NGX_QUIC_ERR_INTERNAL_ERROR; |
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
8450
diff
changeset
|
1412 } |
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
8450
diff
changeset
|
1413 |
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
8450
diff
changeset
|
1414 ngx_log_debug3(NGX_LOG_DEBUG_EVENT, c->log, 0, |
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
8450
diff
changeset
|
1415 "quic immediate close due to %serror: %ui %s", |
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
8450
diff
changeset
|
1416 qc->error_app ? "app " : "", qc->error, |
8400
d96ddef458cd
Added sending of extra CONNECTION_CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
8399
diff
changeset
|
1417 qc->error_reason ? qc->error_reason : ""); |
d96ddef458cd
Added sending of extra CONNECTION_CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
8399
diff
changeset
|
1418 } |
d96ddef458cd
Added sending of extra CONNECTION_CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
8399
diff
changeset
|
1419 |
8458
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
8450
diff
changeset
|
1420 (void) ngx_quic_send_cc(c); |
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
8450
diff
changeset
|
1421 |
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
8450
diff
changeset
|
1422 if (qc->error_level == ssl_encryption_handshake) { |
8400
d96ddef458cd
Added sending of extra CONNECTION_CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
8399
diff
changeset
|
1423 /* for clients that might not have handshake keys */ |
8458
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
8450
diff
changeset
|
1424 qc->error_level = ssl_encryption_initial; |
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
8450
diff
changeset
|
1425 (void) ngx_quic_send_cc(c); |
8400
d96ddef458cd
Added sending of extra CONNECTION_CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
8399
diff
changeset
|
1426 } |
8355
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
1427 } |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
1428 |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
1429 qc->closing = 1; |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
1430 } |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
1431 |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
1432 if (rc == NGX_ERROR && qc->close.timer_set) { |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
1433 /* do not wait for timer in case of fatal error */ |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
1434 ngx_del_timer(&qc->close); |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
1435 } |
8354
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
1436 |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
1437 if (ngx_quic_close_streams(c, qc) == NGX_AGAIN) { |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
1438 return NGX_AGAIN; |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
1439 } |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
1440 |
8355
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
1441 if (qc->close.timer_set) { |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
1442 return NGX_AGAIN; |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
1443 } |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
1444 |
8354
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
1445 for (i = 0; i < NGX_QUIC_ENCRYPTION_LAST; i++) { |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
1446 ngx_quic_free_frames(c, &qc->crypto[i].frames); |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
1447 } |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
1448 |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
1449 for (i = 0; i < NGX_QUIC_SEND_CTX_LAST; i++) { |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
1450 ngx_quic_free_frames(c, &qc->send_ctx[i].frames); |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
1451 ngx_quic_free_frames(c, &qc->send_ctx[i].sent); |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
1452 } |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
1453 |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
1454 if (qc->push.timer_set) { |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
1455 ngx_del_timer(&qc->push); |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
1456 } |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
1457 |
8472 | 1458 if (qc->pto.timer_set) { |
1459 ngx_del_timer(&qc->pto); | |
8354
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
1460 } |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
1461 |
8434
ea4899591798
QUIC: Fixed connection cleanup.
Vladimir Homutov <vl@nginx.com>
parents:
8433
diff
changeset
|
1462 if (qc->push.posted) { |
ea4899591798
QUIC: Fixed connection cleanup.
Vladimir Homutov <vl@nginx.com>
parents:
8433
diff
changeset
|
1463 ngx_delete_posted_event(&qc->push); |
ea4899591798
QUIC: Fixed connection cleanup.
Vladimir Homutov <vl@nginx.com>
parents:
8433
diff
changeset
|
1464 } |
ea4899591798
QUIC: Fixed connection cleanup.
Vladimir Homutov <vl@nginx.com>
parents:
8433
diff
changeset
|
1465 |
8355
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
1466 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, c->log, 0, |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
1467 "quic part of connection is terminated"); |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
1468 |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
1469 /* may be tested from SSL callback during SSL shutdown */ |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
1470 c->quic = NULL; |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
1471 |
8354
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
1472 return NGX_OK; |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
1473 } |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
1474 |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
1475 |
8458
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
8450
diff
changeset
|
1476 void |
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
8450
diff
changeset
|
1477 ngx_quic_finalize_connection(ngx_connection_t *c, ngx_uint_t err, |
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
8450
diff
changeset
|
1478 const char *reason) |
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
8450
diff
changeset
|
1479 { |
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
8450
diff
changeset
|
1480 ngx_quic_connection_t *qc; |
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
8450
diff
changeset
|
1481 |
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
8450
diff
changeset
|
1482 qc = c->quic; |
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
8450
diff
changeset
|
1483 qc->error = err; |
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
8450
diff
changeset
|
1484 qc->error_reason = reason; |
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
8450
diff
changeset
|
1485 qc->error_app = 1; |
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
8450
diff
changeset
|
1486 qc->error_ftype = 0; |
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
8450
diff
changeset
|
1487 |
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
8450
diff
changeset
|
1488 ngx_quic_close_connection(c, NGX_ERROR); |
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
8450
diff
changeset
|
1489 } |
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
8450
diff
changeset
|
1490 |
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
8450
diff
changeset
|
1491 |
8355
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
1492 static void |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
1493 ngx_quic_close_timer_handler(ngx_event_t *ev) |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
1494 { |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
1495 ngx_connection_t *c; |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
1496 |
8359 | 1497 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, ev->log, 0, "quic close timer"); |
8355
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
1498 |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
1499 c = ev->data; |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
1500 ngx_quic_close_connection(c, NGX_DONE); |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
1501 } |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
1502 |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
1503 |
8354
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
1504 static ngx_int_t |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
1505 ngx_quic_close_streams(ngx_connection_t *c, ngx_quic_connection_t *qc) |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
1506 { |
8503
b66a2a041d7e
QUIC: fixed ngx_http_test_reading() for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8502
diff
changeset
|
1507 ngx_event_t *rev, *wev; |
8354
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
1508 ngx_rbtree_t *tree; |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
1509 ngx_rbtree_node_t *node; |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
1510 ngx_quic_stream_t *qs; |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
1511 |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
1512 #if (NGX_DEBUG) |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
1513 ngx_uint_t ns; |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
1514 #endif |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
1515 |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
1516 tree = &qc->streams.tree; |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
1517 |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
1518 if (tree->root == tree->sentinel) { |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
1519 return NGX_OK; |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
1520 } |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
1521 |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
1522 #if (NGX_DEBUG) |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
1523 ns = 0; |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
1524 #endif |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
1525 |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
1526 for (node = ngx_rbtree_min(tree->root, tree->sentinel); |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
1527 node; |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
1528 node = ngx_rbtree_next(tree, node)) |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
1529 { |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
1530 qs = (ngx_quic_stream_t *) node; |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
1531 |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
1532 rev = qs->c->read; |
8503
b66a2a041d7e
QUIC: fixed ngx_http_test_reading() for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8502
diff
changeset
|
1533 rev->error = 1; |
8354
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
1534 rev->ready = 1; |
8503
b66a2a041d7e
QUIC: fixed ngx_http_test_reading() for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8502
diff
changeset
|
1535 |
b66a2a041d7e
QUIC: fixed ngx_http_test_reading() for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8502
diff
changeset
|
1536 wev = qs->c->write; |
b66a2a041d7e
QUIC: fixed ngx_http_test_reading() for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8502
diff
changeset
|
1537 wev->error = 1; |
b66a2a041d7e
QUIC: fixed ngx_http_test_reading() for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8502
diff
changeset
|
1538 wev->ready = 1; |
8354
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
1539 |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
1540 ngx_post_event(rev, &ngx_posted_events); |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
1541 |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
1542 if (rev->timer_set) { |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
1543 ngx_del_timer(rev); |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
1544 } |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
1545 |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
1546 #if (NGX_DEBUG) |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
1547 ns++; |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
1548 #endif |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
1549 } |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
1550 |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
1551 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0, |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
1552 "quic connection has %ui active streams", ns); |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
1553 |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
1554 return NGX_AGAIN; |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
1555 } |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
1556 |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
1557 |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
8350
diff
changeset
|
1558 static ngx_int_t |
8225 | 1559 ngx_quic_input(ngx_connection_t *c, ngx_buf_t *b) |
8193
4355efde26d8
Added functions to decrypt long packets.
Vladimir Homutov <vl@nginx.com>
parents:
8192
diff
changeset
|
1560 { |
8225 | 1561 u_char *p; |
1562 ngx_int_t rc; | |
1563 ngx_quic_header_t pkt; | |
8193
4355efde26d8
Added functions to decrypt long packets.
Vladimir Homutov <vl@nginx.com>
parents:
8192
diff
changeset
|
1564 |
8304
90f94413177e
TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8303
diff
changeset
|
1565 p = b->pos; |
8208
4ae9ac69ab93
HTTP/QUIC interface reworked.
Vladimir Homutov <vl@nginx.com>
parents:
8207
diff
changeset
|
1566 |
8304
90f94413177e
TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8303
diff
changeset
|
1567 while (p < b->last) { |
8263
1295b293d09a
Connection states code cleanup.
Vladimir Homutov <vl@nginx.com>
parents:
8260
diff
changeset
|
1568 c->log->action = "processing quic packet"; |
1295b293d09a
Connection states code cleanup.
Vladimir Homutov <vl@nginx.com>
parents:
8260
diff
changeset
|
1569 |
8225 | 1570 ngx_memzero(&pkt, sizeof(ngx_quic_header_t)); |
1571 pkt.raw = b; | |
1572 pkt.data = p; | |
1573 pkt.len = b->last - p; | |
1574 pkt.log = c->log; | |
8251
c217a907ce42
Added checks for permitted frame types.
Vladimir Homutov <vl@nginx.com>
parents:
8247
diff
changeset
|
1575 pkt.flags = p[0]; |
8193
4355efde26d8
Added functions to decrypt long packets.
Vladimir Homutov <vl@nginx.com>
parents:
8192
diff
changeset
|
1576 |
8383
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1577 if (c->quic->in_retry) { |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1578 return ngx_quic_retry_input(c, &pkt); |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1579 } |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1580 |
8251
c217a907ce42
Added checks for permitted frame types.
Vladimir Homutov <vl@nginx.com>
parents:
8247
diff
changeset
|
1581 if (ngx_quic_long_pkt(pkt.flags)) { |
8225 | 1582 |
8251
c217a907ce42
Added checks for permitted frame types.
Vladimir Homutov <vl@nginx.com>
parents:
8247
diff
changeset
|
1583 if (ngx_quic_pkt_in(pkt.flags)) { |
8225 | 1584 rc = ngx_quic_initial_input(c, &pkt); |
8206
8d6ac639feac
Added support of multiple QUIC packets in single datagram.
Vladimir Homutov <vl@nginx.com>
parents:
8205
diff
changeset
|
1585 |
8251
c217a907ce42
Added checks for permitted frame types.
Vladimir Homutov <vl@nginx.com>
parents:
8247
diff
changeset
|
1586 } else if (ngx_quic_pkt_hs(pkt.flags)) { |
8225 | 1587 rc = ngx_quic_handshake_input(c, &pkt); |
8193
4355efde26d8
Added functions to decrypt long packets.
Vladimir Homutov <vl@nginx.com>
parents:
8192
diff
changeset
|
1588 |
8304
90f94413177e
TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8303
diff
changeset
|
1589 } else if (ngx_quic_pkt_zrtt(pkt.flags)) { |
90f94413177e
TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8303
diff
changeset
|
1590 rc = ngx_quic_early_input(c, &pkt); |
90f94413177e
TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8303
diff
changeset
|
1591 |
8225 | 1592 } else { |
1593 ngx_log_error(NGX_LOG_INFO, c->log, 0, | |
8361 | 1594 "quic unknown long packet type"); |
8225 | 1595 return NGX_ERROR; |
1596 } | |
8193
4355efde26d8
Added functions to decrypt long packets.
Vladimir Homutov <vl@nginx.com>
parents:
8192
diff
changeset
|
1597 |
8225 | 1598 } else { |
1599 rc = ngx_quic_app_input(c, &pkt); | |
1600 } | |
8193
4355efde26d8
Added functions to decrypt long packets.
Vladimir Homutov <vl@nginx.com>
parents:
8192
diff
changeset
|
1601 |
8333
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
1602 if (rc == NGX_ERROR) { |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
1603 return NGX_ERROR; |
8225 | 1604 } |
8206
8d6ac639feac
Added support of multiple QUIC packets in single datagram.
Vladimir Homutov <vl@nginx.com>
parents:
8205
diff
changeset
|
1605 |
8333
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
1606 /* NGX_OK || NGX_DECLINED */ |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
1607 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
1608 /* |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
1609 * we get NGX_DECLINED when there are no keys [yet] available |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
1610 * to decrypt packet. |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
1611 * Instead of queueing it, we ignore it and rely on the sender's |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
1612 * retransmission: |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
1613 * |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
1614 * 12.2. Coalescing Packets: |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
1615 * |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
1616 * For example, if decryption fails (because the keys are |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
1617 * not available or any other reason), the receiver MAY either |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
1618 * discard or buffer the packet for later processing and MUST |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
1619 * attempt to process the remaining packets. |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
1620 */ |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
1621 |
8225 | 1622 /* b->pos is at header end, adjust by actual packet length */ |
8377
2a94aaa70b33
Cleaned up firefox workaround.
Vladimir Homutov <vl@nginx.com>
parents:
8371
diff
changeset
|
1623 b->pos += pkt.len; |
2a94aaa70b33
Cleaned up firefox workaround.
Vladimir Homutov <vl@nginx.com>
parents:
8371
diff
changeset
|
1624 p = ngx_quic_skip_zero_padding(b); |
8304
90f94413177e
TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8303
diff
changeset
|
1625 } |
8182
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
1626 |
8225 | 1627 return NGX_OK; |
8182
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
1628 } |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
1629 |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
1630 |
8377
2a94aaa70b33
Cleaned up firefox workaround.
Vladimir Homutov <vl@nginx.com>
parents:
8371
diff
changeset
|
1631 /* firefox workaround: skip zero padding at the end of quic packet */ |
2a94aaa70b33
Cleaned up firefox workaround.
Vladimir Homutov <vl@nginx.com>
parents:
8371
diff
changeset
|
1632 static ngx_inline u_char * |
2a94aaa70b33
Cleaned up firefox workaround.
Vladimir Homutov <vl@nginx.com>
parents:
8371
diff
changeset
|
1633 ngx_quic_skip_zero_padding(ngx_buf_t *b) |
2a94aaa70b33
Cleaned up firefox workaround.
Vladimir Homutov <vl@nginx.com>
parents:
8371
diff
changeset
|
1634 { |
2a94aaa70b33
Cleaned up firefox workaround.
Vladimir Homutov <vl@nginx.com>
parents:
8371
diff
changeset
|
1635 while (b->pos < b->last && *(b->pos) == 0) { |
2a94aaa70b33
Cleaned up firefox workaround.
Vladimir Homutov <vl@nginx.com>
parents:
8371
diff
changeset
|
1636 b->pos++; |
2a94aaa70b33
Cleaned up firefox workaround.
Vladimir Homutov <vl@nginx.com>
parents:
8371
diff
changeset
|
1637 } |
2a94aaa70b33
Cleaned up firefox workaround.
Vladimir Homutov <vl@nginx.com>
parents:
8371
diff
changeset
|
1638 |
2a94aaa70b33
Cleaned up firefox workaround.
Vladimir Homutov <vl@nginx.com>
parents:
8371
diff
changeset
|
1639 return b->pos; |
2a94aaa70b33
Cleaned up firefox workaround.
Vladimir Homutov <vl@nginx.com>
parents:
8371
diff
changeset
|
1640 } |
2a94aaa70b33
Cleaned up firefox workaround.
Vladimir Homutov <vl@nginx.com>
parents:
8371
diff
changeset
|
1641 |
2a94aaa70b33
Cleaned up firefox workaround.
Vladimir Homutov <vl@nginx.com>
parents:
8371
diff
changeset
|
1642 |
8182
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
1643 static ngx_int_t |
8383
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1644 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:
8382
diff
changeset
|
1645 { |
8386
81f85c479d7e
Discard packets without fixed bit or reserved bits set.
Vladimir Homutov <vl@nginx.com>
parents:
8385
diff
changeset
|
1646 ngx_int_t rc; |
8383
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1647 ngx_quic_secrets_t *keys; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1648 ngx_quic_send_ctx_t *ctx; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1649 ngx_quic_connection_t *qc; |
8415
125cbfa77013
Renamed max_packet_size to max_udp_payload_size, from draft-28.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8413
diff
changeset
|
1650 static u_char buf[NGX_QUIC_MAX_UDP_PAYLOAD_SIZE]; |
8383
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1651 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1652 c->log->action = "retrying quic connection"; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1653 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1654 if (ngx_buf_size(pkt->raw) < NGX_QUIC_MIN_INITIAL_SIZE) { |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1655 ngx_log_error(NGX_LOG_INFO, c->log, 0, |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1656 "quic UDP datagram is too small for initial packet"); |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1657 return NGX_OK; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1658 } |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1659 |
8386
81f85c479d7e
Discard packets without fixed bit or reserved bits set.
Vladimir Homutov <vl@nginx.com>
parents:
8385
diff
changeset
|
1660 rc = ngx_quic_parse_long_header(pkt); |
81f85c479d7e
Discard packets without fixed bit or reserved bits set.
Vladimir Homutov <vl@nginx.com>
parents:
8385
diff
changeset
|
1661 if (rc != NGX_OK) { |
81f85c479d7e
Discard packets without fixed bit or reserved bits set.
Vladimir Homutov <vl@nginx.com>
parents:
8385
diff
changeset
|
1662 return rc; |
8383
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1663 } |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1664 |
8522
fc89d02bdca2
QUIC: added version negotiation support.
Vladimir Homutov <vl@nginx.com>
parents:
8519
diff
changeset
|
1665 if (pkt->version != NGX_QUIC_VERSION) { |
fc89d02bdca2
QUIC: added version negotiation support.
Vladimir Homutov <vl@nginx.com>
parents:
8519
diff
changeset
|
1666 ngx_log_error(NGX_LOG_INFO, c->log, 0, |
fc89d02bdca2
QUIC: added version negotiation support.
Vladimir Homutov <vl@nginx.com>
parents:
8519
diff
changeset
|
1667 "quic unsupported version: 0x%xD", pkt->version); |
fc89d02bdca2
QUIC: added version negotiation support.
Vladimir Homutov <vl@nginx.com>
parents:
8519
diff
changeset
|
1668 return NGX_ERROR; |
fc89d02bdca2
QUIC: added version negotiation support.
Vladimir Homutov <vl@nginx.com>
parents:
8519
diff
changeset
|
1669 } |
fc89d02bdca2
QUIC: added version negotiation support.
Vladimir Homutov <vl@nginx.com>
parents:
8519
diff
changeset
|
1670 |
8383
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1671 if (ngx_quic_pkt_zrtt(pkt->flags)) { |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1672 ngx_log_error(NGX_LOG_INFO, c->log, 0, |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1673 "quic discard inflight 0-RTT packet"); |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1674 return NGX_OK; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1675 } |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1676 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1677 if (!ngx_quic_pkt_in(pkt->flags)) { |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1678 ngx_log_error(NGX_LOG_INFO, c->log, 0, |
8478
d2f716e668e8
Fixed format specifiers.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8477
diff
changeset
|
1679 "quic invalid initial packet: 0x%xd", pkt->flags); |
8383
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1680 return NGX_ERROR; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1681 } |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1682 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1683 if (ngx_quic_parse_initial_header(pkt) != NGX_OK) { |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1684 return NGX_ERROR; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1685 } |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1686 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1687 if (ngx_quic_new_dcid(c, &pkt->dcid) != NGX_OK) { |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1688 return NGX_ERROR; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1689 } |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1690 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1691 qc = c->quic; |
8417
6633f17044eb
QUIC draft-28 transport parameters support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8415
diff
changeset
|
1692 qc->tp.initial_scid = c->quic->dcid; |
8383
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1693 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1694 keys = &c->quic->keys[ssl_encryption_initial]; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1695 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1696 if (ngx_quic_set_initial_secret(c->pool, &keys->client, &keys->server, |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1697 &qc->odcid) |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1698 != NGX_OK) |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1699 { |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1700 return NGX_ERROR; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1701 } |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1702 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1703 c->quic->in_retry = 0; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1704 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1705 if (ngx_quic_validate_token(c, pkt) != NGX_OK) { |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1706 ngx_log_error(NGX_LOG_INFO, c->log, 0, "quic invalid token"); |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1707 return NGX_ERROR; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1708 } |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1709 |
8477
031918df51c0
QUIC: added anti-amplification limit.
Vladimir Homutov <vl@nginx.com>
parents:
8476
diff
changeset
|
1710 qc->validated = 1; |
031918df51c0
QUIC: added anti-amplification limit.
Vladimir Homutov <vl@nginx.com>
parents:
8476
diff
changeset
|
1711 |
8383
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1712 pkt->secret = &keys->client; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1713 pkt->level = ssl_encryption_initial; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1714 pkt->plaintext = buf; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1715 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1716 ctx = ngx_quic_get_send_ctx(qc, pkt->level); |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1717 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1718 if (ngx_quic_decrypt(pkt, NULL, &ctx->largest_pn) != NGX_OK) { |
8386
81f85c479d7e
Discard packets without fixed bit or reserved bits set.
Vladimir Homutov <vl@nginx.com>
parents:
8385
diff
changeset
|
1719 qc->error = pkt->error; |
8383
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1720 return NGX_ERROR; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1721 } |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1722 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1723 if (ngx_quic_init_connection(c) != NGX_OK) { |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1724 return NGX_ERROR; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1725 } |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1726 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1727 if (ngx_quic_payload_handler(c, pkt) != NGX_OK) { |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1728 return NGX_ERROR; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1729 } |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1730 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1731 /* pos is at header end, adjust by actual packet length */ |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1732 pkt->raw->pos += pkt->len; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1733 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1734 (void) ngx_quic_skip_zero_padding(pkt->raw); |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1735 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1736 return ngx_quic_input(c, pkt->raw); |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1737 } |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1738 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1739 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8382
diff
changeset
|
1740 static ngx_int_t |
8223 | 1741 ngx_quic_initial_input(ngx_connection_t *c, ngx_quic_header_t *pkt) |
1742 { | |
8386
81f85c479d7e
Discard packets without fixed bit or reserved bits set.
Vladimir Homutov <vl@nginx.com>
parents:
8385
diff
changeset
|
1743 ngx_int_t rc; |
8339
aba84d9ab256
Parsing of truncated packet numbers.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8338
diff
changeset
|
1744 ngx_ssl_conn_t *ssl_conn; |
aba84d9ab256
Parsing of truncated packet numbers.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8338
diff
changeset
|
1745 ngx_quic_secrets_t *keys; |
aba84d9ab256
Parsing of truncated packet numbers.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8338
diff
changeset
|
1746 ngx_quic_send_ctx_t *ctx; |
8415
125cbfa77013
Renamed max_packet_size to max_udp_payload_size, from draft-28.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8413
diff
changeset
|
1747 static u_char buf[NGX_QUIC_MAX_UDP_PAYLOAD_SIZE]; |
8223 | 1748 |
8263
1295b293d09a
Connection states code cleanup.
Vladimir Homutov <vl@nginx.com>
parents:
8260
diff
changeset
|
1749 c->log->action = "processing initial quic packet"; |
1295b293d09a
Connection states code cleanup.
Vladimir Homutov <vl@nginx.com>
parents:
8260
diff
changeset
|
1750 |
8223 | 1751 ssl_conn = c->ssl->connection; |
1752 | |
8386
81f85c479d7e
Discard packets without fixed bit or reserved bits set.
Vladimir Homutov <vl@nginx.com>
parents:
8385
diff
changeset
|
1753 rc = ngx_quic_parse_long_header(pkt); |
81f85c479d7e
Discard packets without fixed bit or reserved bits set.
Vladimir Homutov <vl@nginx.com>
parents:
8385
diff
changeset
|
1754 if (rc != NGX_OK) { |
81f85c479d7e
Discard packets without fixed bit or reserved bits set.
Vladimir Homutov <vl@nginx.com>
parents:
8385
diff
changeset
|
1755 return rc; |
8223 | 1756 } |
1757 | |
8522
fc89d02bdca2
QUIC: added version negotiation support.
Vladimir Homutov <vl@nginx.com>
parents:
8519
diff
changeset
|
1758 if (pkt->version != NGX_QUIC_VERSION) { |
fc89d02bdca2
QUIC: added version negotiation support.
Vladimir Homutov <vl@nginx.com>
parents:
8519
diff
changeset
|
1759 ngx_log_error(NGX_LOG_INFO, c->log, 0, |
fc89d02bdca2
QUIC: added version negotiation support.
Vladimir Homutov <vl@nginx.com>
parents:
8519
diff
changeset
|
1760 "quic unsupported version: 0x%xD", pkt->version); |
fc89d02bdca2
QUIC: added version negotiation support.
Vladimir Homutov <vl@nginx.com>
parents:
8519
diff
changeset
|
1761 return NGX_ERROR; |
fc89d02bdca2
QUIC: added version negotiation support.
Vladimir Homutov <vl@nginx.com>
parents:
8519
diff
changeset
|
1762 } |
fc89d02bdca2
QUIC: added version negotiation support.
Vladimir Homutov <vl@nginx.com>
parents:
8519
diff
changeset
|
1763 |
8224
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
8223
diff
changeset
|
1764 if (ngx_quic_parse_initial_header(pkt) != NGX_OK) { |
8223 | 1765 return NGX_ERROR; |
1766 } | |
1767 | |
8306
058a5af7ddfc
Refactored QUIC secrets storage.
Vladimir Homutov <vl@nginx.com>
parents:
8305
diff
changeset
|
1768 keys = &c->quic->keys[ssl_encryption_initial]; |
058a5af7ddfc
Refactored QUIC secrets storage.
Vladimir Homutov <vl@nginx.com>
parents:
8305
diff
changeset
|
1769 |
058a5af7ddfc
Refactored QUIC secrets storage.
Vladimir Homutov <vl@nginx.com>
parents:
8305
diff
changeset
|
1770 pkt->secret = &keys->client; |
8223 | 1771 pkt->level = ssl_encryption_initial; |
8288
ebd5c71b9f02
Got rid of memory allocation in decryption.
Vladimir Homutov <vl@nginx.com>
parents:
8286
diff
changeset
|
1772 pkt->plaintext = buf; |
8223 | 1773 |
8339
aba84d9ab256
Parsing of truncated packet numbers.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8338
diff
changeset
|
1774 ctx = ngx_quic_get_send_ctx(c->quic, pkt->level); |
aba84d9ab256
Parsing of truncated packet numbers.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8338
diff
changeset
|
1775 |
aba84d9ab256
Parsing of truncated packet numbers.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8338
diff
changeset
|
1776 if (ngx_quic_decrypt(pkt, ssl_conn, &ctx->largest_pn) != NGX_OK) { |
8386
81f85c479d7e
Discard packets without fixed bit or reserved bits set.
Vladimir Homutov <vl@nginx.com>
parents:
8385
diff
changeset
|
1777 c->quic->error = pkt->error; |
8223 | 1778 return NGX_ERROR; |
1779 } | |
1780 | |
1781 return ngx_quic_payload_handler(c, pkt); | |
1782 } | |
1783 | |
1784 | |
1785 static ngx_int_t | |
8206
8d6ac639feac
Added support of multiple QUIC packets in single datagram.
Vladimir Homutov <vl@nginx.com>
parents:
8205
diff
changeset
|
1786 ngx_quic_handshake_input(ngx_connection_t *c, ngx_quic_header_t *pkt) |
8182
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
1787 { |
8386
81f85c479d7e
Discard packets without fixed bit or reserved bits set.
Vladimir Homutov <vl@nginx.com>
parents:
8385
diff
changeset
|
1788 ngx_int_t rc; |
8507
7f9938cbcd12
QUIC: fixed leak of bytes_in_flight on keys discard.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8506
diff
changeset
|
1789 ngx_queue_t *q; |
7f9938cbcd12
QUIC: fixed leak of bytes_in_flight on keys discard.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8506
diff
changeset
|
1790 ngx_quic_frame_t *f; |
8306
058a5af7ddfc
Refactored QUIC secrets storage.
Vladimir Homutov <vl@nginx.com>
parents:
8305
diff
changeset
|
1791 ngx_quic_secrets_t *keys; |
8339
aba84d9ab256
Parsing of truncated packet numbers.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8338
diff
changeset
|
1792 ngx_quic_send_ctx_t *ctx; |
8182
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
1793 ngx_quic_connection_t *qc; |
8415
125cbfa77013
Renamed max_packet_size to max_udp_payload_size, from draft-28.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8413
diff
changeset
|
1794 static u_char buf[NGX_QUIC_MAX_UDP_PAYLOAD_SIZE]; |
8182
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
1795 |
8263
1295b293d09a
Connection states code cleanup.
Vladimir Homutov <vl@nginx.com>
parents:
8260
diff
changeset
|
1796 c->log->action = "processing handshake quic packet"; |
1295b293d09a
Connection states code cleanup.
Vladimir Homutov <vl@nginx.com>
parents:
8260
diff
changeset
|
1797 |
8182
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
1798 qc = c->quic; |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
1799 |
8321
e45719a9b148
Discarding Handshake packets if no Handshake keys yet.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8320
diff
changeset
|
1800 keys = &c->quic->keys[ssl_encryption_handshake]; |
e45719a9b148
Discarding Handshake packets if no Handshake keys yet.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8320
diff
changeset
|
1801 |
e45719a9b148
Discarding Handshake packets if no Handshake keys yet.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8320
diff
changeset
|
1802 if (keys->client.key.len == 0) { |
e45719a9b148
Discarding Handshake packets if no Handshake keys yet.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8320
diff
changeset
|
1803 ngx_log_error(NGX_LOG_INFO, c->log, 0, |
8361 | 1804 "quic no read keys yet, packet ignored"); |
8321
e45719a9b148
Discarding Handshake packets if no Handshake keys yet.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8320
diff
changeset
|
1805 return NGX_DECLINED; |
e45719a9b148
Discarding Handshake packets if no Handshake keys yet.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8320
diff
changeset
|
1806 } |
e45719a9b148
Discarding Handshake packets if no Handshake keys yet.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8320
diff
changeset
|
1807 |
8193
4355efde26d8
Added functions to decrypt long packets.
Vladimir Homutov <vl@nginx.com>
parents:
8192
diff
changeset
|
1808 /* extract cleartext data into pkt */ |
8386
81f85c479d7e
Discard packets without fixed bit or reserved bits set.
Vladimir Homutov <vl@nginx.com>
parents:
8385
diff
changeset
|
1809 rc = ngx_quic_parse_long_header(pkt); |
81f85c479d7e
Discard packets without fixed bit or reserved bits set.
Vladimir Homutov <vl@nginx.com>
parents:
8385
diff
changeset
|
1810 if (rc != NGX_OK) { |
81f85c479d7e
Discard packets without fixed bit or reserved bits set.
Vladimir Homutov <vl@nginx.com>
parents:
8385
diff
changeset
|
1811 return rc; |
8182
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
1812 } |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
1813 |
8522
fc89d02bdca2
QUIC: added version negotiation support.
Vladimir Homutov <vl@nginx.com>
parents:
8519
diff
changeset
|
1814 if (pkt->version != NGX_QUIC_VERSION) { |
fc89d02bdca2
QUIC: added version negotiation support.
Vladimir Homutov <vl@nginx.com>
parents:
8519
diff
changeset
|
1815 ngx_log_error(NGX_LOG_INFO, c->log, 0, |
fc89d02bdca2
QUIC: added version negotiation support.
Vladimir Homutov <vl@nginx.com>
parents:
8519
diff
changeset
|
1816 "quic unsupported version: 0x%xD", pkt->version); |
fc89d02bdca2
QUIC: added version negotiation support.
Vladimir Homutov <vl@nginx.com>
parents:
8519
diff
changeset
|
1817 return NGX_ERROR; |
fc89d02bdca2
QUIC: added version negotiation support.
Vladimir Homutov <vl@nginx.com>
parents:
8519
diff
changeset
|
1818 } |
fc89d02bdca2
QUIC: added version negotiation support.
Vladimir Homutov <vl@nginx.com>
parents:
8519
diff
changeset
|
1819 |
8361 | 1820 if (ngx_quic_check_peer(qc, pkt) != NGX_OK) { |
8182
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
1821 return NGX_ERROR; |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
1822 } |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
1823 |
8224
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
8223
diff
changeset
|
1824 if (ngx_quic_parse_handshake_header(pkt) != NGX_OK) { |
8182
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
1825 return NGX_ERROR; |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
1826 } |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
1827 |
8306
058a5af7ddfc
Refactored QUIC secrets storage.
Vladimir Homutov <vl@nginx.com>
parents:
8305
diff
changeset
|
1828 pkt->secret = &keys->client; |
8206
8d6ac639feac
Added support of multiple QUIC packets in single datagram.
Vladimir Homutov <vl@nginx.com>
parents:
8205
diff
changeset
|
1829 pkt->level = ssl_encryption_handshake; |
8288
ebd5c71b9f02
Got rid of memory allocation in decryption.
Vladimir Homutov <vl@nginx.com>
parents:
8286
diff
changeset
|
1830 pkt->plaintext = buf; |
8206
8d6ac639feac
Added support of multiple QUIC packets in single datagram.
Vladimir Homutov <vl@nginx.com>
parents:
8205
diff
changeset
|
1831 |
8339
aba84d9ab256
Parsing of truncated packet numbers.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8338
diff
changeset
|
1832 ctx = ngx_quic_get_send_ctx(qc, pkt->level); |
aba84d9ab256
Parsing of truncated packet numbers.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8338
diff
changeset
|
1833 |
aba84d9ab256
Parsing of truncated packet numbers.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8338
diff
changeset
|
1834 if (ngx_quic_decrypt(pkt, c->ssl->connection, &ctx->largest_pn) != NGX_OK) { |
8386
81f85c479d7e
Discard packets without fixed bit or reserved bits set.
Vladimir Homutov <vl@nginx.com>
parents:
8385
diff
changeset
|
1835 qc->error = pkt->error; |
8182
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
1836 return NGX_ERROR; |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
1837 } |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
1838 |
8393
e169cce912c7
Avoid retransmitting of packets with discarded keys.
Vladimir Homutov <vl@nginx.com>
parents:
8392
diff
changeset
|
1839 /* |
e169cce912c7
Avoid retransmitting of packets with discarded keys.
Vladimir Homutov <vl@nginx.com>
parents:
8392
diff
changeset
|
1840 * 4.10.1. The successful use of Handshake packets indicates |
e169cce912c7
Avoid retransmitting of packets with discarded keys.
Vladimir Homutov <vl@nginx.com>
parents:
8392
diff
changeset
|
1841 * that no more Initial packets need to be exchanged |
e169cce912c7
Avoid retransmitting of packets with discarded keys.
Vladimir Homutov <vl@nginx.com>
parents:
8392
diff
changeset
|
1842 */ |
e169cce912c7
Avoid retransmitting of packets with discarded keys.
Vladimir Homutov <vl@nginx.com>
parents:
8392
diff
changeset
|
1843 ctx = ngx_quic_get_send_ctx(c->quic, ssl_encryption_initial); |
8507
7f9938cbcd12
QUIC: fixed leak of bytes_in_flight on keys discard.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8506
diff
changeset
|
1844 |
7f9938cbcd12
QUIC: fixed leak of bytes_in_flight on keys discard.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8506
diff
changeset
|
1845 while (!ngx_queue_empty(&ctx->sent)) { |
7f9938cbcd12
QUIC: fixed leak of bytes_in_flight on keys discard.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8506
diff
changeset
|
1846 q = ngx_queue_head(&ctx->sent); |
7f9938cbcd12
QUIC: fixed leak of bytes_in_flight on keys discard.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8506
diff
changeset
|
1847 ngx_queue_remove(q); |
7f9938cbcd12
QUIC: fixed leak of bytes_in_flight on keys discard.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8506
diff
changeset
|
1848 |
7f9938cbcd12
QUIC: fixed leak of bytes_in_flight on keys discard.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8506
diff
changeset
|
1849 f = ngx_queue_data(q, ngx_quic_frame_t, queue); |
7f9938cbcd12
QUIC: fixed leak of bytes_in_flight on keys discard.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8506
diff
changeset
|
1850 ngx_quic_congestion_ack(c, f); |
7f9938cbcd12
QUIC: fixed leak of bytes_in_flight on keys discard.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8506
diff
changeset
|
1851 ngx_quic_free_frame(c, f); |
7f9938cbcd12
QUIC: fixed leak of bytes_in_flight on keys discard.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8506
diff
changeset
|
1852 } |
8393
e169cce912c7
Avoid retransmitting of packets with discarded keys.
Vladimir Homutov <vl@nginx.com>
parents:
8392
diff
changeset
|
1853 |
8477
031918df51c0
QUIC: added anti-amplification limit.
Vladimir Homutov <vl@nginx.com>
parents:
8476
diff
changeset
|
1854 qc->validated = 1; |
8475
b276833111cf
QUIC: implemented probe timeout (PTO) calculation.
Vladimir Homutov <vl@nginx.com>
parents:
8474
diff
changeset
|
1855 qc->pto_count = 0; |
b276833111cf
QUIC: implemented probe timeout (PTO) calculation.
Vladimir Homutov <vl@nginx.com>
parents:
8474
diff
changeset
|
1856 |
8206
8d6ac639feac
Added support of multiple QUIC packets in single datagram.
Vladimir Homutov <vl@nginx.com>
parents:
8205
diff
changeset
|
1857 return ngx_quic_payload_handler(c, pkt); |
8199
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
8198
diff
changeset
|
1858 } |
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
8198
diff
changeset
|
1859 |
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
8198
diff
changeset
|
1860 |
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
8198
diff
changeset
|
1861 static ngx_int_t |
8304
90f94413177e
TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8303
diff
changeset
|
1862 ngx_quic_early_input(ngx_connection_t *c, ngx_quic_header_t *pkt) |
90f94413177e
TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8303
diff
changeset
|
1863 { |
8386
81f85c479d7e
Discard packets without fixed bit or reserved bits set.
Vladimir Homutov <vl@nginx.com>
parents:
8385
diff
changeset
|
1864 ngx_int_t rc; |
8306
058a5af7ddfc
Refactored QUIC secrets storage.
Vladimir Homutov <vl@nginx.com>
parents:
8305
diff
changeset
|
1865 ngx_quic_secrets_t *keys; |
8339
aba84d9ab256
Parsing of truncated packet numbers.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8338
diff
changeset
|
1866 ngx_quic_send_ctx_t *ctx; |
8304
90f94413177e
TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8303
diff
changeset
|
1867 ngx_quic_connection_t *qc; |
8415
125cbfa77013
Renamed max_packet_size to max_udp_payload_size, from draft-28.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8413
diff
changeset
|
1868 static u_char buf[NGX_QUIC_MAX_UDP_PAYLOAD_SIZE]; |
8304
90f94413177e
TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8303
diff
changeset
|
1869 |
90f94413177e
TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8303
diff
changeset
|
1870 c->log->action = "processing early data quic packet"; |
90f94413177e
TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8303
diff
changeset
|
1871 |
90f94413177e
TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8303
diff
changeset
|
1872 qc = c->quic; |
90f94413177e
TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8303
diff
changeset
|
1873 |
90f94413177e
TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8303
diff
changeset
|
1874 /* extract cleartext data into pkt */ |
8386
81f85c479d7e
Discard packets without fixed bit or reserved bits set.
Vladimir Homutov <vl@nginx.com>
parents:
8385
diff
changeset
|
1875 rc = ngx_quic_parse_long_header(pkt); |
81f85c479d7e
Discard packets without fixed bit or reserved bits set.
Vladimir Homutov <vl@nginx.com>
parents:
8385
diff
changeset
|
1876 if (rc != NGX_OK) { |
81f85c479d7e
Discard packets without fixed bit or reserved bits set.
Vladimir Homutov <vl@nginx.com>
parents:
8385
diff
changeset
|
1877 return rc; |
8304
90f94413177e
TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8303
diff
changeset
|
1878 } |
90f94413177e
TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8303
diff
changeset
|
1879 |
8522
fc89d02bdca2
QUIC: added version negotiation support.
Vladimir Homutov <vl@nginx.com>
parents:
8519
diff
changeset
|
1880 if (pkt->version != NGX_QUIC_VERSION) { |
fc89d02bdca2
QUIC: added version negotiation support.
Vladimir Homutov <vl@nginx.com>
parents:
8519
diff
changeset
|
1881 ngx_log_error(NGX_LOG_INFO, c->log, 0, |
fc89d02bdca2
QUIC: added version negotiation support.
Vladimir Homutov <vl@nginx.com>
parents:
8519
diff
changeset
|
1882 "quic unsupported version: 0x%xD", pkt->version); |
fc89d02bdca2
QUIC: added version negotiation support.
Vladimir Homutov <vl@nginx.com>
parents:
8519
diff
changeset
|
1883 return NGX_ERROR; |
fc89d02bdca2
QUIC: added version negotiation support.
Vladimir Homutov <vl@nginx.com>
parents:
8519
diff
changeset
|
1884 } |
fc89d02bdca2
QUIC: added version negotiation support.
Vladimir Homutov <vl@nginx.com>
parents:
8519
diff
changeset
|
1885 |
8361 | 1886 if (ngx_quic_check_peer(qc, pkt) != NGX_OK) { |
8304
90f94413177e
TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8303
diff
changeset
|
1887 return NGX_ERROR; |
90f94413177e
TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8303
diff
changeset
|
1888 } |
90f94413177e
TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8303
diff
changeset
|
1889 |
90f94413177e
TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8303
diff
changeset
|
1890 if (ngx_quic_parse_handshake_header(pkt) != NGX_OK) { |
90f94413177e
TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8303
diff
changeset
|
1891 return NGX_ERROR; |
90f94413177e
TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8303
diff
changeset
|
1892 } |
90f94413177e
TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8303
diff
changeset
|
1893 |
8439
cef417a24755
QUIC: cleaned up quic encryption state tracking.
Vladimir Homutov <vl@nginx.com>
parents:
8438
diff
changeset
|
1894 keys = &c->quic->keys[ssl_encryption_early_data]; |
cef417a24755
QUIC: cleaned up quic encryption state tracking.
Vladimir Homutov <vl@nginx.com>
parents:
8438
diff
changeset
|
1895 |
cef417a24755
QUIC: cleaned up quic encryption state tracking.
Vladimir Homutov <vl@nginx.com>
parents:
8438
diff
changeset
|
1896 if (keys->client.key.len == 0) { |
cef417a24755
QUIC: cleaned up quic encryption state tracking.
Vladimir Homutov <vl@nginx.com>
parents:
8438
diff
changeset
|
1897 ngx_log_error(NGX_LOG_INFO, c->log, 0, |
cef417a24755
QUIC: cleaned up quic encryption state tracking.
Vladimir Homutov <vl@nginx.com>
parents:
8438
diff
changeset
|
1898 "quic no 0-RTT keys yet, packet ignored"); |
cef417a24755
QUIC: cleaned up quic encryption state tracking.
Vladimir Homutov <vl@nginx.com>
parents:
8438
diff
changeset
|
1899 return NGX_DECLINED; |
8304
90f94413177e
TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8303
diff
changeset
|
1900 } |
90f94413177e
TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8303
diff
changeset
|
1901 |
8306
058a5af7ddfc
Refactored QUIC secrets storage.
Vladimir Homutov <vl@nginx.com>
parents:
8305
diff
changeset
|
1902 |
058a5af7ddfc
Refactored QUIC secrets storage.
Vladimir Homutov <vl@nginx.com>
parents:
8305
diff
changeset
|
1903 pkt->secret = &keys->client; |
8304
90f94413177e
TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8303
diff
changeset
|
1904 pkt->level = ssl_encryption_early_data; |
90f94413177e
TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8303
diff
changeset
|
1905 pkt->plaintext = buf; |
90f94413177e
TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8303
diff
changeset
|
1906 |
8339
aba84d9ab256
Parsing of truncated packet numbers.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8338
diff
changeset
|
1907 ctx = ngx_quic_get_send_ctx(qc, pkt->level); |
aba84d9ab256
Parsing of truncated packet numbers.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8338
diff
changeset
|
1908 |
aba84d9ab256
Parsing of truncated packet numbers.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8338
diff
changeset
|
1909 if (ngx_quic_decrypt(pkt, c->ssl->connection, &ctx->largest_pn) != NGX_OK) { |
8386
81f85c479d7e
Discard packets without fixed bit or reserved bits set.
Vladimir Homutov <vl@nginx.com>
parents:
8385
diff
changeset
|
1910 qc->error = pkt->error; |
8304
90f94413177e
TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8303
diff
changeset
|
1911 return NGX_ERROR; |
90f94413177e
TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8303
diff
changeset
|
1912 } |
90f94413177e
TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8303
diff
changeset
|
1913 |
90f94413177e
TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8303
diff
changeset
|
1914 return ngx_quic_payload_handler(c, pkt); |
90f94413177e
TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8303
diff
changeset
|
1915 } |
90f94413177e
TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8303
diff
changeset
|
1916 |
90f94413177e
TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8303
diff
changeset
|
1917 |
90f94413177e
TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8303
diff
changeset
|
1918 static ngx_int_t |
8361 | 1919 ngx_quic_check_peer(ngx_quic_connection_t *qc, ngx_quic_header_t *pkt) |
1920 { | |
8381
6e100d8c138a
Preserve original DCID and unbreak parsing 0-RTT packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8380
diff
changeset
|
1921 ngx_str_t *dcid; |
6e100d8c138a
Preserve original DCID and unbreak parsing 0-RTT packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8380
diff
changeset
|
1922 |
6e100d8c138a
Preserve original DCID and unbreak parsing 0-RTT packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8380
diff
changeset
|
1923 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:
8380
diff
changeset
|
1924 |
6e100d8c138a
Preserve original DCID and unbreak parsing 0-RTT packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8380
diff
changeset
|
1925 if (pkt->dcid.len != dcid->len) { |
8361 | 1926 ngx_log_error(NGX_LOG_INFO, pkt->log, 0, "quic unexpected quic dcidl"); |
1927 return NGX_ERROR; | |
1928 } | |
1929 | |
8381
6e100d8c138a
Preserve original DCID and unbreak parsing 0-RTT packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8380
diff
changeset
|
1930 if (ngx_memcmp(pkt->dcid.data, dcid->data, dcid->len) != 0) { |
8361 | 1931 ngx_log_error(NGX_LOG_INFO, pkt->log, 0, "quic unexpected quic dcid"); |
1932 return NGX_ERROR; | |
1933 } | |
1934 | |
1935 if (pkt->scid.len != qc->scid.len) { | |
1936 ngx_log_error(NGX_LOG_INFO, pkt->log, 0, "quic unexpected quic scidl"); | |
1937 return NGX_ERROR; | |
1938 } | |
1939 | |
1940 if (ngx_memcmp(pkt->scid.data, qc->scid.data, qc->scid.len) != 0) { | |
1941 ngx_log_error(NGX_LOG_INFO, pkt->log, 0, "quic unexpected quic scid"); | |
1942 return NGX_ERROR; | |
1943 } | |
1944 | |
1945 return NGX_OK; | |
1946 } | |
1947 | |
1948 | |
1949 static ngx_int_t | |
8206
8d6ac639feac
Added support of multiple QUIC packets in single datagram.
Vladimir Homutov <vl@nginx.com>
parents:
8205
diff
changeset
|
1950 ngx_quic_app_input(ngx_connection_t *c, ngx_quic_header_t *pkt) |
8199
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
8198
diff
changeset
|
1951 { |
8319
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8316
diff
changeset
|
1952 ngx_int_t rc; |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8316
diff
changeset
|
1953 ngx_quic_secrets_t *keys, *next, tmp; |
8339
aba84d9ab256
Parsing of truncated packet numbers.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8338
diff
changeset
|
1954 ngx_quic_send_ctx_t *ctx; |
8199
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
8198
diff
changeset
|
1955 ngx_quic_connection_t *qc; |
8415
125cbfa77013
Renamed max_packet_size to max_udp_payload_size, from draft-28.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8413
diff
changeset
|
1956 static u_char buf[NGX_QUIC_MAX_UDP_PAYLOAD_SIZE]; |
8199
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
8198
diff
changeset
|
1957 |
8263
1295b293d09a
Connection states code cleanup.
Vladimir Homutov <vl@nginx.com>
parents:
8260
diff
changeset
|
1958 c->log->action = "processing application data quic packet"; |
1295b293d09a
Connection states code cleanup.
Vladimir Homutov <vl@nginx.com>
parents:
8260
diff
changeset
|
1959 |
8199
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
8198
diff
changeset
|
1960 qc = c->quic; |
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
8198
diff
changeset
|
1961 |
8306
058a5af7ddfc
Refactored QUIC secrets storage.
Vladimir Homutov <vl@nginx.com>
parents:
8305
diff
changeset
|
1962 keys = &c->quic->keys[ssl_encryption_application]; |
8319
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8316
diff
changeset
|
1963 next = &c->quic->next_key; |
8306
058a5af7ddfc
Refactored QUIC secrets storage.
Vladimir Homutov <vl@nginx.com>
parents:
8305
diff
changeset
|
1964 |
058a5af7ddfc
Refactored QUIC secrets storage.
Vladimir Homutov <vl@nginx.com>
parents:
8305
diff
changeset
|
1965 if (keys->client.key.len == 0) { |
8223 | 1966 ngx_log_error(NGX_LOG_INFO, c->log, 0, |
8361 | 1967 "quic no read keys yet, packet ignored"); |
8223 | 1968 return NGX_DECLINED; |
1969 } | |
8199
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
8198
diff
changeset
|
1970 |
8386
81f85c479d7e
Discard packets without fixed bit or reserved bits set.
Vladimir Homutov <vl@nginx.com>
parents:
8385
diff
changeset
|
1971 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:
8385
diff
changeset
|
1972 if (rc != NGX_OK) { |
81f85c479d7e
Discard packets without fixed bit or reserved bits set.
Vladimir Homutov <vl@nginx.com>
parents:
8385
diff
changeset
|
1973 return rc; |
8185
6a76d9657772
QUIC handshake final bits.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8184
diff
changeset
|
1974 } |
6a76d9657772
QUIC handshake final bits.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8184
diff
changeset
|
1975 |
8306
058a5af7ddfc
Refactored QUIC secrets storage.
Vladimir Homutov <vl@nginx.com>
parents:
8305
diff
changeset
|
1976 pkt->secret = &keys->client; |
8319
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8316
diff
changeset
|
1977 pkt->next = &next->client; |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8316
diff
changeset
|
1978 pkt->key_phase = c->quic->key_phase; |
8206
8d6ac639feac
Added support of multiple QUIC packets in single datagram.
Vladimir Homutov <vl@nginx.com>
parents:
8205
diff
changeset
|
1979 pkt->level = ssl_encryption_application; |
8288
ebd5c71b9f02
Got rid of memory allocation in decryption.
Vladimir Homutov <vl@nginx.com>
parents:
8286
diff
changeset
|
1980 pkt->plaintext = buf; |
8206
8d6ac639feac
Added support of multiple QUIC packets in single datagram.
Vladimir Homutov <vl@nginx.com>
parents:
8205
diff
changeset
|
1981 |
8339
aba84d9ab256
Parsing of truncated packet numbers.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8338
diff
changeset
|
1982 ctx = ngx_quic_get_send_ctx(qc, pkt->level); |
aba84d9ab256
Parsing of truncated packet numbers.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8338
diff
changeset
|
1983 |
8446
df29219988bc
Discard short packets which could not be decrypted.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8443
diff
changeset
|
1984 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:
8443
diff
changeset
|
1985 |
df29219988bc
Discard short packets which could not be decrypted.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8443
diff
changeset
|
1986 if (rc != NGX_OK) { |
8386
81f85c479d7e
Discard packets without fixed bit or reserved bits set.
Vladimir Homutov <vl@nginx.com>
parents:
8385
diff
changeset
|
1987 qc->error = pkt->error; |
8446
df29219988bc
Discard short packets which could not be decrypted.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8443
diff
changeset
|
1988 return rc; |
8185
6a76d9657772
QUIC handshake final bits.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8184
diff
changeset
|
1989 } |
6a76d9657772
QUIC handshake final bits.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8184
diff
changeset
|
1990 |
8470
0d1ad81dd65c
QUIC: delay field of an ACK frame is now calculated.
Vladimir Homutov <vl@nginx.com>
parents:
8469
diff
changeset
|
1991 ngx_gettimeofday(&pkt->received); |
0d1ad81dd65c
QUIC: delay field of an ACK frame is now calculated.
Vladimir Homutov <vl@nginx.com>
parents:
8469
diff
changeset
|
1992 |
8319
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8316
diff
changeset
|
1993 /* switch keys on Key Phase change */ |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8316
diff
changeset
|
1994 |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8316
diff
changeset
|
1995 if (pkt->key_update) { |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8316
diff
changeset
|
1996 c->quic->key_phase ^= 1; |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8316
diff
changeset
|
1997 |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8316
diff
changeset
|
1998 tmp = *keys; |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8316
diff
changeset
|
1999 *keys = *next; |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8316
diff
changeset
|
2000 *next = tmp; |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8316
diff
changeset
|
2001 } |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8316
diff
changeset
|
2002 |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8316
diff
changeset
|
2003 rc = ngx_quic_payload_handler(c, pkt); |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8316
diff
changeset
|
2004 |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8316
diff
changeset
|
2005 if (rc == NGX_ERROR) { |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8316
diff
changeset
|
2006 return NGX_ERROR; |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8316
diff
changeset
|
2007 } |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8316
diff
changeset
|
2008 |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8316
diff
changeset
|
2009 /* generate next keys */ |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8316
diff
changeset
|
2010 |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8316
diff
changeset
|
2011 if (pkt->key_update) { |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8316
diff
changeset
|
2012 if (ngx_quic_key_update(c, keys, next) != NGX_OK) { |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8316
diff
changeset
|
2013 return NGX_ERROR; |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8316
diff
changeset
|
2014 } |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8316
diff
changeset
|
2015 } |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8316
diff
changeset
|
2016 |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8316
diff
changeset
|
2017 return rc; |
8182
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
8180
diff
changeset
|
2018 } |
8171 | 2019 |
2020 | |
8225 | 2021 static ngx_int_t |
2022 ngx_quic_payload_handler(ngx_connection_t *c, ngx_quic_header_t *pkt) | |
2023 { | |
2024 u_char *end, *p; | |
2025 ssize_t len; | |
8367
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8365
diff
changeset
|
2026 ngx_uint_t ack_sent, do_close; |
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8365
diff
changeset
|
2027 ngx_quic_frame_t frame; |
8225 | 2028 ngx_quic_connection_t *qc; |
2029 | |
2030 qc = c->quic; | |
2031 | |
8355
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
2032 if (qc->closing) { |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
2033 /* |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
2034 * 10.1 Closing and Draining Connection States |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
2035 * ... delayed or reordered packets are properly discarded. |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
2036 * |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
2037 * An endpoint retains only enough information to generate |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
2038 * a packet containing a CONNECTION_CLOSE frame and to identify |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
2039 * packets as belonging to the connection. |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
2040 */ |
8458
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
8450
diff
changeset
|
2041 |
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
8450
diff
changeset
|
2042 qc->error_level = pkt->level; |
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
8450
diff
changeset
|
2043 qc->error = NGX_QUIC_ERR_NO_ERROR; |
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
8450
diff
changeset
|
2044 qc->error_reason = "connection is closing, packet discarded"; |
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
8450
diff
changeset
|
2045 qc->error_ftype = 0; |
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
8450
diff
changeset
|
2046 qc->error_app = 0; |
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
8450
diff
changeset
|
2047 |
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
8450
diff
changeset
|
2048 return ngx_quic_send_cc(c); |
8355
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
2049 } |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
2050 |
8225 | 2051 p = pkt->payload.data; |
2052 end = p + pkt->payload.len; | |
2053 | |
8367
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8365
diff
changeset
|
2054 ack_sent = 0; |
8225 | 2055 do_close = 0; |
2056 | |
2057 while (p < end) { | |
2058 | |
8275 | 2059 c->log->action = "parsing frames"; |
2060 | |
8240
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
8239
diff
changeset
|
2061 len = ngx_quic_parse_frame(pkt, p, end, &frame); |
8251
c217a907ce42
Added checks for permitted frame types.
Vladimir Homutov <vl@nginx.com>
parents:
8247
diff
changeset
|
2062 |
8225 | 2063 if (len < 0) { |
8385
fb7422074258
Added generation of CC frames with error on connection termination.
Vladimir Homutov <vl@nginx.com>
parents:
8384
diff
changeset
|
2064 qc->error = pkt->error; |
8225 | 2065 return NGX_ERROR; |
2066 } | |
2067 | |
8275 | 2068 c->log->action = "handling frames"; |
2069 | |
8225 | 2070 p += len; |
2071 | |
2072 switch (frame.type) { | |
2073 | |
2074 case NGX_QUIC_FT_ACK: | |
2075 if (ngx_quic_handle_ack_frame(c, pkt, &frame.u.ack) != NGX_OK) { | |
2076 return NGX_ERROR; | |
2077 } | |
2078 | |
8367
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8365
diff
changeset
|
2079 continue; |
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8365
diff
changeset
|
2080 |
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8365
diff
changeset
|
2081 case NGX_QUIC_FT_PADDING: |
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8365
diff
changeset
|
2082 /* no action required */ |
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8365
diff
changeset
|
2083 continue; |
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8365
diff
changeset
|
2084 |
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8365
diff
changeset
|
2085 case NGX_QUIC_FT_CONNECTION_CLOSE: |
8458
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
8450
diff
changeset
|
2086 case NGX_QUIC_FT_CONNECTION_CLOSE_APP: |
8367
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8365
diff
changeset
|
2087 do_close = 1; |
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8365
diff
changeset
|
2088 continue; |
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8365
diff
changeset
|
2089 } |
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8365
diff
changeset
|
2090 |
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8365
diff
changeset
|
2091 /* got there with ack-eliciting packet */ |
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8365
diff
changeset
|
2092 |
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8365
diff
changeset
|
2093 if (!ack_sent) { |
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8365
diff
changeset
|
2094 if (ngx_quic_send_ack(c, pkt) != NGX_OK) { |
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8365
diff
changeset
|
2095 return NGX_ERROR; |
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8365
diff
changeset
|
2096 } |
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8365
diff
changeset
|
2097 |
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8365
diff
changeset
|
2098 ack_sent = 1; |
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8365
diff
changeset
|
2099 } |
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8365
diff
changeset
|
2100 |
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8365
diff
changeset
|
2101 switch (frame.type) { |
8225 | 2102 |
2103 case NGX_QUIC_FT_CRYPTO: | |
2104 | |
8333
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2105 if (ngx_quic_handle_crypto_frame(c, pkt, &frame) != NGX_OK) { |
8225 | 2106 return NGX_ERROR; |
2107 } | |
2108 | |
2109 break; | |
2110 | |
2111 case NGX_QUIC_FT_PING: | |
2112 break; | |
2113 | |
2114 case NGX_QUIC_FT_STREAM0: | |
2115 case NGX_QUIC_FT_STREAM1: | |
2116 case NGX_QUIC_FT_STREAM2: | |
2117 case NGX_QUIC_FT_STREAM3: | |
2118 case NGX_QUIC_FT_STREAM4: | |
2119 case NGX_QUIC_FT_STREAM5: | |
2120 case NGX_QUIC_FT_STREAM6: | |
2121 case NGX_QUIC_FT_STREAM7: | |
2122 | |
8334
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
8333
diff
changeset
|
2123 if (ngx_quic_handle_stream_frame(c, pkt, &frame) != NGX_OK) { |
8225 | 2124 return NGX_ERROR; |
2125 } | |
2126 | |
2127 break; | |
2128 | |
8237
ff540f13d95d
MAX_DATA frame parser/handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8236
diff
changeset
|
2129 case NGX_QUIC_FT_MAX_DATA: |
8365
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
2130 |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
2131 if (ngx_quic_handle_max_data_frame(c, &frame.u.max_data) != NGX_OK) |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
2132 { |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
2133 return NGX_ERROR; |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
2134 } |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
2135 |
8237
ff540f13d95d
MAX_DATA frame parser/handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8236
diff
changeset
|
2136 break; |
ff540f13d95d
MAX_DATA frame parser/handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8236
diff
changeset
|
2137 |
8236
d3b26c3bea22
Added parsing of STREAMS BLOCKED frames.
Vladimir Homutov <vl@nginx.com>
parents:
8235
diff
changeset
|
2138 case NGX_QUIC_FT_STREAMS_BLOCKED: |
d3b26c3bea22
Added parsing of STREAMS BLOCKED frames.
Vladimir Homutov <vl@nginx.com>
parents:
8235
diff
changeset
|
2139 case NGX_QUIC_FT_STREAMS_BLOCKED2: |
8245
a14afe21e692
Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents:
8241
diff
changeset
|
2140 |
a14afe21e692
Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents:
8241
diff
changeset
|
2141 if (ngx_quic_handle_streams_blocked_frame(c, pkt, |
a14afe21e692
Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents:
8241
diff
changeset
|
2142 &frame.u.streams_blocked) |
a14afe21e692
Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents:
8241
diff
changeset
|
2143 != NGX_OK) |
a14afe21e692
Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents:
8241
diff
changeset
|
2144 { |
a14afe21e692
Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents:
8241
diff
changeset
|
2145 return NGX_ERROR; |
a14afe21e692
Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents:
8241
diff
changeset
|
2146 } |
a14afe21e692
Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents:
8241
diff
changeset
|
2147 |
8236
d3b26c3bea22
Added parsing of STREAMS BLOCKED frames.
Vladimir Homutov <vl@nginx.com>
parents:
8235
diff
changeset
|
2148 break; |
d3b26c3bea22
Added parsing of STREAMS BLOCKED frames.
Vladimir Homutov <vl@nginx.com>
parents:
8235
diff
changeset
|
2149 |
8266
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
2150 case NGX_QUIC_FT_STREAM_DATA_BLOCKED: |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
2151 |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
2152 if (ngx_quic_handle_stream_data_blocked_frame(c, pkt, |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
2153 &frame.u.stream_data_blocked) |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
2154 != NGX_OK) |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
2155 { |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
2156 return NGX_ERROR; |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
2157 } |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
2158 |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
2159 break; |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
2160 |
8365
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
2161 case NGX_QUIC_FT_MAX_STREAM_DATA: |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
2162 |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
2163 if (ngx_quic_handle_max_stream_data_frame(c, pkt, |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
2164 &frame.u.max_stream_data) |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
2165 != NGX_OK) |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
2166 { |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
2167 return NGX_ERROR; |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
2168 } |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
2169 |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
2170 break; |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
2171 |
8428
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8427
diff
changeset
|
2172 case NGX_QUIC_FT_RESET_STREAM: |
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8427
diff
changeset
|
2173 |
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8427
diff
changeset
|
2174 if (ngx_quic_handle_reset_stream_frame(c, pkt, |
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8427
diff
changeset
|
2175 &frame.u.reset_stream) |
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8427
diff
changeset
|
2176 != NGX_OK) |
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8427
diff
changeset
|
2177 { |
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8427
diff
changeset
|
2178 return NGX_ERROR; |
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8427
diff
changeset
|
2179 } |
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8427
diff
changeset
|
2180 |
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8427
diff
changeset
|
2181 break; |
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8427
diff
changeset
|
2182 |
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8427
diff
changeset
|
2183 case NGX_QUIC_FT_STOP_SENDING: |
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8427
diff
changeset
|
2184 |
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8427
diff
changeset
|
2185 if (ngx_quic_handle_stop_sending_frame(c, pkt, |
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8427
diff
changeset
|
2186 &frame.u.stop_sending) |
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8427
diff
changeset
|
2187 != NGX_OK) |
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8427
diff
changeset
|
2188 { |
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8427
diff
changeset
|
2189 return NGX_ERROR; |
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8427
diff
changeset
|
2190 } |
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8427
diff
changeset
|
2191 |
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8427
diff
changeset
|
2192 break; |
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8427
diff
changeset
|
2193 |
8495
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8486
diff
changeset
|
2194 case NGX_QUIC_FT_MAX_STREAMS: |
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8486
diff
changeset
|
2195 case NGX_QUIC_FT_MAX_STREAMS2: |
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8486
diff
changeset
|
2196 |
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8486
diff
changeset
|
2197 if (ngx_quic_handle_max_streams_frame(c, pkt, &frame.u.max_streams) |
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8486
diff
changeset
|
2198 != NGX_OK) |
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8486
diff
changeset
|
2199 { |
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8486
diff
changeset
|
2200 return NGX_ERROR; |
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8486
diff
changeset
|
2201 } |
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8486
diff
changeset
|
2202 |
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8486
diff
changeset
|
2203 break; |
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8486
diff
changeset
|
2204 |
8325
9b9d592c0da3
Ignore non-yet-implemented frames.
Vladimir Homutov <vl@nginx.com>
parents:
8322
diff
changeset
|
2205 case NGX_QUIC_FT_NEW_CONNECTION_ID: |
9b9d592c0da3
Ignore non-yet-implemented frames.
Vladimir Homutov <vl@nginx.com>
parents:
8322
diff
changeset
|
2206 case NGX_QUIC_FT_RETIRE_CONNECTION_ID: |
9b9d592c0da3
Ignore non-yet-implemented frames.
Vladimir Homutov <vl@nginx.com>
parents:
8322
diff
changeset
|
2207 case NGX_QUIC_FT_PATH_CHALLENGE: |
9b9d592c0da3
Ignore non-yet-implemented frames.
Vladimir Homutov <vl@nginx.com>
parents:
8322
diff
changeset
|
2208 case NGX_QUIC_FT_PATH_RESPONSE: |
9b9d592c0da3
Ignore non-yet-implemented frames.
Vladimir Homutov <vl@nginx.com>
parents:
8322
diff
changeset
|
2209 |
9b9d592c0da3
Ignore non-yet-implemented frames.
Vladimir Homutov <vl@nginx.com>
parents:
8322
diff
changeset
|
2210 /* TODO: handle */ |
9b9d592c0da3
Ignore non-yet-implemented frames.
Vladimir Homutov <vl@nginx.com>
parents:
8322
diff
changeset
|
2211 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, c->log, 0, |
8359 | 2212 "quic frame handler not implemented"); |
8325
9b9d592c0da3
Ignore non-yet-implemented frames.
Vladimir Homutov <vl@nginx.com>
parents:
8322
diff
changeset
|
2213 break; |
9b9d592c0da3
Ignore non-yet-implemented frames.
Vladimir Homutov <vl@nginx.com>
parents:
8322
diff
changeset
|
2214 |
8225 | 2215 default: |
8346
4e4485793418
Added MAX_STREAM_DATA stub handler.
Vladimir Homutov <vl@nginx.com>
parents:
8345
diff
changeset
|
2216 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, c->log, 0, |
8359 | 2217 "quic missing frame handler"); |
8225 | 2218 return NGX_ERROR; |
2219 } | |
2220 } | |
2221 | |
2222 if (p != end) { | |
2223 ngx_log_error(NGX_LOG_INFO, c->log, 0, | |
8361 | 2224 "quic trailing garbage in payload: %ui bytes", end - p); |
8385
fb7422074258
Added generation of CC frames with error on connection termination.
Vladimir Homutov <vl@nginx.com>
parents:
8384
diff
changeset
|
2225 |
fb7422074258
Added generation of CC frames with error on connection termination.
Vladimir Homutov <vl@nginx.com>
parents:
8384
diff
changeset
|
2226 qc->error = NGX_QUIC_ERR_FRAME_ENCODING_ERROR; |
8225 | 2227 return NGX_ERROR; |
2228 } | |
2229 | |
2230 if (do_close) { | |
8355
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
2231 qc->draining = 1; |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
2232 ngx_quic_close_connection(c, NGX_OK); |
8225 | 2233 } |
2234 | |
8367
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8365
diff
changeset
|
2235 return NGX_OK; |
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8365
diff
changeset
|
2236 } |
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8365
diff
changeset
|
2237 |
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8365
diff
changeset
|
2238 |
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8365
diff
changeset
|
2239 static ngx_int_t |
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8365
diff
changeset
|
2240 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:
8365
diff
changeset
|
2241 { |
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8365
diff
changeset
|
2242 ngx_quic_frame_t *frame; |
8225 | 2243 |
8275 | 2244 c->log->action = "generating acknowledgment"; |
2245 | |
8367
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8365
diff
changeset
|
2246 /* every ACK-eliciting packet is acknowledged, TODO ACK Ranges */ |
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8365
diff
changeset
|
2247 |
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8365
diff
changeset
|
2248 frame = ngx_quic_alloc_frame(c, 0); |
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8365
diff
changeset
|
2249 if (frame == NULL) { |
8225 | 2250 return NGX_ERROR; |
2251 } | |
2252 | |
8367
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8365
diff
changeset
|
2253 frame->level = (pkt->level == ssl_encryption_early_data) |
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8365
diff
changeset
|
2254 ? ssl_encryption_application |
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8365
diff
changeset
|
2255 : pkt->level; |
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8365
diff
changeset
|
2256 |
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8365
diff
changeset
|
2257 frame->type = NGX_QUIC_FT_ACK; |
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8365
diff
changeset
|
2258 frame->u.ack.largest = pkt->pn; |
8470
0d1ad81dd65c
QUIC: delay field of an ACK frame is now calculated.
Vladimir Homutov <vl@nginx.com>
parents:
8469
diff
changeset
|
2259 frame->u.ack.delay = ngx_quic_ack_delay(c, &pkt->received, frame->level); |
8367
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8365
diff
changeset
|
2260 |
8478
d2f716e668e8
Fixed format specifiers.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8477
diff
changeset
|
2261 ngx_sprintf(frame->info, "ACK for PN=%uL from frame handler level=%d", |
8367
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8365
diff
changeset
|
2262 pkt->pn, frame->level); |
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8365
diff
changeset
|
2263 ngx_quic_queue_frame(c->quic, frame); |
8225 | 2264 |
8309 | 2265 return NGX_OK; |
8225 | 2266 } |
2267 | |
2268 | |
2269 static ngx_int_t | |
8470
0d1ad81dd65c
QUIC: delay field of an ACK frame is now calculated.
Vladimir Homutov <vl@nginx.com>
parents:
8469
diff
changeset
|
2270 ngx_quic_ack_delay(ngx_connection_t *c, struct timeval *received, |
0d1ad81dd65c
QUIC: delay field of an ACK frame is now calculated.
Vladimir Homutov <vl@nginx.com>
parents:
8469
diff
changeset
|
2271 enum ssl_encryption_level_t level) |
0d1ad81dd65c
QUIC: delay field of an ACK frame is now calculated.
Vladimir Homutov <vl@nginx.com>
parents:
8469
diff
changeset
|
2272 { |
0d1ad81dd65c
QUIC: delay field of an ACK frame is now calculated.
Vladimir Homutov <vl@nginx.com>
parents:
8469
diff
changeset
|
2273 ngx_int_t ack_delay; |
0d1ad81dd65c
QUIC: delay field of an ACK frame is now calculated.
Vladimir Homutov <vl@nginx.com>
parents:
8469
diff
changeset
|
2274 struct timeval tv; |
0d1ad81dd65c
QUIC: delay field of an ACK frame is now calculated.
Vladimir Homutov <vl@nginx.com>
parents:
8469
diff
changeset
|
2275 |
0d1ad81dd65c
QUIC: delay field of an ACK frame is now calculated.
Vladimir Homutov <vl@nginx.com>
parents:
8469
diff
changeset
|
2276 ack_delay = 0; |
0d1ad81dd65c
QUIC: delay field of an ACK frame is now calculated.
Vladimir Homutov <vl@nginx.com>
parents:
8469
diff
changeset
|
2277 |
0d1ad81dd65c
QUIC: delay field of an ACK frame is now calculated.
Vladimir Homutov <vl@nginx.com>
parents:
8469
diff
changeset
|
2278 if (level == ssl_encryption_application) { |
0d1ad81dd65c
QUIC: delay field of an ACK frame is now calculated.
Vladimir Homutov <vl@nginx.com>
parents:
8469
diff
changeset
|
2279 ngx_gettimeofday(&tv); |
0d1ad81dd65c
QUIC: delay field of an ACK frame is now calculated.
Vladimir Homutov <vl@nginx.com>
parents:
8469
diff
changeset
|
2280 ack_delay = (tv.tv_sec - received->tv_sec) * 1000000 |
0d1ad81dd65c
QUIC: delay field of an ACK frame is now calculated.
Vladimir Homutov <vl@nginx.com>
parents:
8469
diff
changeset
|
2281 + tv.tv_usec - received->tv_usec; |
0d1ad81dd65c
QUIC: delay field of an ACK frame is now calculated.
Vladimir Homutov <vl@nginx.com>
parents:
8469
diff
changeset
|
2282 ack_delay >>= c->quic->ctp.ack_delay_exponent; |
0d1ad81dd65c
QUIC: delay field of an ACK frame is now calculated.
Vladimir Homutov <vl@nginx.com>
parents:
8469
diff
changeset
|
2283 } |
0d1ad81dd65c
QUIC: delay field of an ACK frame is now calculated.
Vladimir Homutov <vl@nginx.com>
parents:
8469
diff
changeset
|
2284 |
0d1ad81dd65c
QUIC: delay field of an ACK frame is now calculated.
Vladimir Homutov <vl@nginx.com>
parents:
8469
diff
changeset
|
2285 return ack_delay; |
0d1ad81dd65c
QUIC: delay field of an ACK frame is now calculated.
Vladimir Homutov <vl@nginx.com>
parents:
8469
diff
changeset
|
2286 } |
0d1ad81dd65c
QUIC: delay field of an ACK frame is now calculated.
Vladimir Homutov <vl@nginx.com>
parents:
8469
diff
changeset
|
2287 |
0d1ad81dd65c
QUIC: delay field of an ACK frame is now calculated.
Vladimir Homutov <vl@nginx.com>
parents:
8469
diff
changeset
|
2288 |
0d1ad81dd65c
QUIC: delay field of an ACK frame is now calculated.
Vladimir Homutov <vl@nginx.com>
parents:
8469
diff
changeset
|
2289 static ngx_int_t |
8458
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
8450
diff
changeset
|
2290 ngx_quic_send_cc(ngx_connection_t *c) |
8355
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
2291 { |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
2292 ngx_quic_frame_t *frame; |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
2293 ngx_quic_connection_t *qc; |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
2294 |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
2295 qc = c->quic; |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
2296 |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
2297 if (qc->draining) { |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
2298 return NGX_OK; |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
2299 } |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
2300 |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
2301 if (qc->closing |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
2302 && ngx_current_msec - qc->last_cc < NGX_QUIC_CC_MIN_INTERVAL) |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
2303 { |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
2304 /* dot not send CC too often */ |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
2305 return NGX_OK; |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
2306 } |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
2307 |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
2308 frame = ngx_quic_alloc_frame(c, 0); |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
2309 if (frame == NULL) { |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
2310 return NGX_ERROR; |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
2311 } |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
2312 |
8458
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
8450
diff
changeset
|
2313 frame->level = qc->error_level; |
8355
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
2314 frame->type = NGX_QUIC_FT_CONNECTION_CLOSE; |
8458
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
8450
diff
changeset
|
2315 frame->u.close.error_code = qc->error; |
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
8450
diff
changeset
|
2316 frame->u.close.frame_type = qc->error_ftype; |
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
8450
diff
changeset
|
2317 frame->u.close.app = qc->error_app; |
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
8450
diff
changeset
|
2318 |
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
8450
diff
changeset
|
2319 if (qc->error_reason) { |
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
8450
diff
changeset
|
2320 frame->u.close.reason.len = ngx_strlen(qc->error_reason); |
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
8450
diff
changeset
|
2321 frame->u.close.reason.data = (u_char *) qc->error_reason; |
8399
ffd362e87eb2
Added more context to CONNECTION CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
8398
diff
changeset
|
2322 } |
ffd362e87eb2
Added more context to CONNECTION CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
8398
diff
changeset
|
2323 |
ffd362e87eb2
Added more context to CONNECTION CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
8398
diff
changeset
|
2324 ngx_snprintf(frame->info, sizeof(frame->info) - 1, |
8458
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
8450
diff
changeset
|
2325 "CONNECTION_CLOSE%s err:%ui level:%d ft:%ui reason:\"%s\"", |
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
8450
diff
changeset
|
2326 qc->error_app ? "_APP" : "", qc->error, qc->error_level, |
e0f92f68e018
QUIC: Introduced ngx_quic_finalize_connection().
Roman Arutyunyan <arut@nginx.com>
parents:
8450
diff
changeset
|
2327 qc->error_ftype, qc->error_reason ? qc->error_reason : "-"); |
8355
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
2328 |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
2329 ngx_quic_queue_frame(c->quic, frame); |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
2330 |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
2331 qc->last_cc = ngx_current_msec; |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
2332 |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
2333 return ngx_quic_output(c); |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
2334 } |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
2335 |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
2336 |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
2337 static ngx_int_t |
8384
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8383
diff
changeset
|
2338 ngx_quic_send_new_token(ngx_connection_t *c) |
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8383
diff
changeset
|
2339 { |
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8383
diff
changeset
|
2340 ngx_str_t token; |
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8383
diff
changeset
|
2341 ngx_quic_frame_t *frame; |
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8383
diff
changeset
|
2342 |
8481
0d2b2664b41c
QUIC: added "quic" listen parameter.
Roman Arutyunyan <arut@nginx.com>
parents:
8480
diff
changeset
|
2343 if (!c->quic->conf->retry) { |
8384
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8383
diff
changeset
|
2344 return NGX_OK; |
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8383
diff
changeset
|
2345 } |
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8383
diff
changeset
|
2346 |
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8383
diff
changeset
|
2347 if (ngx_quic_new_token(c, &token) != NGX_OK) { |
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8383
diff
changeset
|
2348 return NGX_ERROR; |
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8383
diff
changeset
|
2349 } |
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8383
diff
changeset
|
2350 |
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8383
diff
changeset
|
2351 frame = ngx_quic_alloc_frame(c, 0); |
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8383
diff
changeset
|
2352 if (frame == NULL) { |
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8383
diff
changeset
|
2353 return NGX_ERROR; |
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8383
diff
changeset
|
2354 } |
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8383
diff
changeset
|
2355 |
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8383
diff
changeset
|
2356 frame->level = ssl_encryption_application; |
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8383
diff
changeset
|
2357 frame->type = NGX_QUIC_FT_NEW_TOKEN; |
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8383
diff
changeset
|
2358 frame->u.token.length = token.len; |
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8383
diff
changeset
|
2359 frame->u.token.data = token.data; |
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8383
diff
changeset
|
2360 ngx_sprintf(frame->info, "NEW_TOKEN"); |
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8383
diff
changeset
|
2361 ngx_quic_queue_frame(c->quic, frame); |
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8383
diff
changeset
|
2362 |
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8383
diff
changeset
|
2363 return NGX_OK; |
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8383
diff
changeset
|
2364 } |
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8383
diff
changeset
|
2365 |
8450 | 2366 |
8384
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8383
diff
changeset
|
2367 static ngx_int_t |
8225 | 2368 ngx_quic_handle_ack_frame(ngx_connection_t *c, ngx_quic_header_t *pkt, |
8308
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
2369 ngx_quic_ack_frame_t *ack) |
8225 | 2370 { |
8471
9ed4c12ec948
QUIC: caching c->quic in the ngx_quic_handle_ack_frame() function.
Vladimir Homutov <vl@nginx.com>
parents:
8470
diff
changeset
|
2371 ssize_t n; |
9ed4c12ec948
QUIC: caching c->quic in the ngx_quic_handle_ack_frame() function.
Vladimir Homutov <vl@nginx.com>
parents:
8470
diff
changeset
|
2372 u_char *pos, *end; |
8502
69033a50c3ae
QUIC: fixed ACK Ranges processing.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8501
diff
changeset
|
2373 uint64_t min, max, gap, range; |
8471
9ed4c12ec948
QUIC: caching c->quic in the ngx_quic_handle_ack_frame() function.
Vladimir Homutov <vl@nginx.com>
parents:
8470
diff
changeset
|
2374 ngx_msec_t send_time; |
8502
69033a50c3ae
QUIC: fixed ACK Ranges processing.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8501
diff
changeset
|
2375 ngx_uint_t i; |
8471
9ed4c12ec948
QUIC: caching c->quic in the ngx_quic_handle_ack_frame() function.
Vladimir Homutov <vl@nginx.com>
parents:
8470
diff
changeset
|
2376 ngx_quic_send_ctx_t *ctx; |
9ed4c12ec948
QUIC: caching c->quic in the ngx_quic_handle_ack_frame() function.
Vladimir Homutov <vl@nginx.com>
parents:
8470
diff
changeset
|
2377 ngx_quic_connection_t *qc; |
9ed4c12ec948
QUIC: caching c->quic in the ngx_quic_handle_ack_frame() function.
Vladimir Homutov <vl@nginx.com>
parents:
8470
diff
changeset
|
2378 |
9ed4c12ec948
QUIC: caching c->quic in the ngx_quic_handle_ack_frame() function.
Vladimir Homutov <vl@nginx.com>
parents:
8470
diff
changeset
|
2379 qc = c->quic; |
9ed4c12ec948
QUIC: caching c->quic in the ngx_quic_handle_ack_frame() function.
Vladimir Homutov <vl@nginx.com>
parents:
8470
diff
changeset
|
2380 |
9ed4c12ec948
QUIC: caching c->quic in the ngx_quic_handle_ack_frame() function.
Vladimir Homutov <vl@nginx.com>
parents:
8470
diff
changeset
|
2381 ctx = ngx_quic_get_send_ctx(qc, pkt->level); |
8308
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
2382 |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
2383 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0, |
8359 | 2384 "quic ngx_quic_handle_ack_frame level %d", pkt->level); |
8308
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
2385 |
8326 | 2386 /* |
8385
fb7422074258
Added generation of CC frames with error on connection termination.
Vladimir Homutov <vl@nginx.com>
parents:
8384
diff
changeset
|
2387 * If any computed packet number is negative, an endpoint MUST |
fb7422074258
Added generation of CC frames with error on connection termination.
Vladimir Homutov <vl@nginx.com>
parents:
8384
diff
changeset
|
2388 * generate a connection error of type FRAME_ENCODING_ERROR. |
fb7422074258
Added generation of CC frames with error on connection termination.
Vladimir Homutov <vl@nginx.com>
parents:
8384
diff
changeset
|
2389 * (19.3.1) |
8326 | 2390 */ |
2391 | |
8308
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
2392 if (ack->first_range > ack->largest) { |
8471
9ed4c12ec948
QUIC: caching c->quic in the ngx_quic_handle_ack_frame() function.
Vladimir Homutov <vl@nginx.com>
parents:
8470
diff
changeset
|
2393 qc->error = NGX_QUIC_ERR_FRAME_ENCODING_ERROR; |
8308
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
2394 ngx_log_error(NGX_LOG_INFO, c->log, 0, |
8361 | 2395 "quic invalid first range in ack frame"); |
8308
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
2396 return NGX_ERROR; |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
2397 } |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
2398 |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
2399 min = ack->largest - ack->first_range; |
8326 | 2400 max = ack->largest; |
2401 | |
8469
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
2402 if (ngx_quic_handle_ack_frame_range(c, ctx, min, max, &send_time) |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
2403 != NGX_OK) |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
2404 { |
8326 | 2405 return NGX_ERROR; |
2406 } | |
2407 | |
2408 /* 13.2.3. Receiver Tracking of ACK Frames */ | |
8512
6e1c88f82280
QUIC: changed ctx->largest_ack initial value to type maximum.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8509
diff
changeset
|
2409 if (ctx->largest_ack < max || ctx->largest_ack == (uint64_t) -1) { |
8331
bda817d16cc2
Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents:
8328
diff
changeset
|
2410 ctx->largest_ack = max; |
8326 | 2411 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0, |
8502
69033a50c3ae
QUIC: fixed ACK Ranges processing.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8501
diff
changeset
|
2412 "quic updated largest received ack: %uL", max); |
8469
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
2413 |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
2414 /* |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
2415 * An endpoint generates an RTT sample on receiving an |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
2416 * ACK frame that meets the following two conditions: |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
2417 * |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
2418 * - the largest acknowledged packet number is newly acknowledged |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
2419 * - at least one of the newly acknowledged packets was ack-eliciting. |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
2420 */ |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
2421 |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
2422 if (send_time != NGX_TIMER_INFINITE) { |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
2423 ngx_quic_rtt_sample(c, ack, pkt->level, send_time); |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
2424 } |
8326 | 2425 } |
2426 | |
2427 pos = ack->ranges_start; | |
2428 end = ack->ranges_end; | |
2429 | |
2430 for (i = 0; i < ack->range_count; i++) { | |
2431 | |
2432 n = ngx_quic_parse_ack_range(pkt, pos, end, &gap, &range); | |
2433 if (n == NGX_ERROR) { | |
2434 return NGX_ERROR; | |
2435 } | |
2436 pos += n; | |
2437 | |
8502
69033a50c3ae
QUIC: fixed ACK Ranges processing.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8501
diff
changeset
|
2438 if (gap + 2 > min) { |
8471
9ed4c12ec948
QUIC: caching c->quic in the ngx_quic_handle_ack_frame() function.
Vladimir Homutov <vl@nginx.com>
parents:
8470
diff
changeset
|
2439 qc->error = NGX_QUIC_ERR_FRAME_ENCODING_ERROR; |
8326 | 2440 ngx_log_error(NGX_LOG_INFO, c->log, 0, |
8361 | 2441 "quic invalid range %ui in ack frame", i); |
8326 | 2442 return NGX_ERROR; |
2443 } | |
2444 | |
8502
69033a50c3ae
QUIC: fixed ACK Ranges processing.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8501
diff
changeset
|
2445 max = min - gap - 2; |
69033a50c3ae
QUIC: fixed ACK Ranges processing.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8501
diff
changeset
|
2446 |
69033a50c3ae
QUIC: fixed ACK Ranges processing.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8501
diff
changeset
|
2447 if (range > max) { |
8471
9ed4c12ec948
QUIC: caching c->quic in the ngx_quic_handle_ack_frame() function.
Vladimir Homutov <vl@nginx.com>
parents:
8470
diff
changeset
|
2448 qc->error = NGX_QUIC_ERR_FRAME_ENCODING_ERROR; |
8326 | 2449 ngx_log_error(NGX_LOG_INFO, c->log, 0, |
8361 | 2450 "quic invalid range %ui in ack frame", i); |
8326 | 2451 return NGX_ERROR; |
2452 } | |
2453 | |
8502
69033a50c3ae
QUIC: fixed ACK Ranges processing.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8501
diff
changeset
|
2454 min = max - range; |
8326 | 2455 |
8469
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
2456 if (ngx_quic_handle_ack_frame_range(c, ctx, min, max, &send_time) |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
2457 != NGX_OK) |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
2458 { |
8326 | 2459 return NGX_ERROR; |
2460 } | |
2461 } | |
2462 | |
8513
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8512
diff
changeset
|
2463 return ngx_quic_detect_lost(c); |
8326 | 2464 } |
2465 | |
2466 | |
2467 static ngx_int_t | |
8331
bda817d16cc2
Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents:
8328
diff
changeset
|
2468 ngx_quic_handle_ack_frame_range(ngx_connection_t *c, ngx_quic_send_ctx_t *ctx, |
8469
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
2469 uint64_t min, uint64_t max, ngx_msec_t *send_time) |
8326 | 2470 { |
8469
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
2471 uint64_t found_num; |
8364
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
2472 ngx_uint_t found; |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
2473 ngx_queue_t *q; |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
2474 ngx_quic_frame_t *f; |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
2475 ngx_quic_connection_t *qc; |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
2476 |
8502
69033a50c3ae
QUIC: fixed ACK Ranges processing.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8501
diff
changeset
|
2477 ngx_log_debug2(NGX_LOG_DEBUG_EVENT, c->log, 0, |
69033a50c3ae
QUIC: fixed ACK Ranges processing.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8501
diff
changeset
|
2478 "quic handle ack range: min:%uL max:%uL", min, max); |
69033a50c3ae
QUIC: fixed ACK Ranges processing.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8501
diff
changeset
|
2479 |
8364
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
2480 qc = c->quic; |
8308
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
2481 |
8469
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
2482 *send_time = NGX_TIMER_INFINITE; |
8308
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
2483 found = 0; |
8469
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
2484 found_num = 0; |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
2485 |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
2486 q = ngx_queue_last(&ctx->sent); |
8331
bda817d16cc2
Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents:
8328
diff
changeset
|
2487 |
bda817d16cc2
Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents:
8328
diff
changeset
|
2488 while (q != ngx_queue_sentinel(&ctx->sent)) { |
8308
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
2489 |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
2490 f = ngx_queue_data(q, ngx_quic_frame_t, queue); |
8469
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
2491 q = ngx_queue_prev(q); |
8308
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
2492 |
8326 | 2493 if (f->pnum >= min && f->pnum <= max) { |
8364
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
2494 ngx_quic_congestion_ack(c, f); |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
2495 |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
2496 ngx_quic_handle_stream_ack(c, f); |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
2497 |
8469
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
2498 if (f->pnum > found_num || !found) { |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
2499 *send_time = f->last; |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
2500 found_num = f->pnum; |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
2501 } |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
2502 |
8308
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
2503 ngx_queue_remove(&f->queue); |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
2504 ngx_quic_free_frame(c, f); |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
2505 found = 1; |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
2506 } |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
2507 } |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
2508 |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
2509 if (!found) { |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
2510 |
8437
4e75267865de
QUIC: fixed off-by-one in frame range handler.
Vladimir Homutov <vl@nginx.com>
parents:
8436
diff
changeset
|
2511 if (max < ctx->pnum) { |
8308
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
2512 /* duplicate ACK or ACK for non-ack-eliciting frame */ |
8326 | 2513 return NGX_OK; |
8308
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
2514 } |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
2515 |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
2516 ngx_log_error(NGX_LOG_INFO, c->log, 0, |
8401 | 2517 "quic ACK for the packet not sent"); |
8385
fb7422074258
Added generation of CC frames with error on connection termination.
Vladimir Homutov <vl@nginx.com>
parents:
8384
diff
changeset
|
2518 |
fb7422074258
Added generation of CC frames with error on connection termination.
Vladimir Homutov <vl@nginx.com>
parents:
8384
diff
changeset
|
2519 qc->error = NGX_QUIC_ERR_PROTOCOL_VIOLATION; |
8399
ffd362e87eb2
Added more context to CONNECTION CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
8398
diff
changeset
|
2520 qc->error_ftype = NGX_QUIC_FT_ACK; |
ffd362e87eb2
Added more context to CONNECTION CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
8398
diff
changeset
|
2521 qc->error_reason = "unknown packet number"; |
8385
fb7422074258
Added generation of CC frames with error on connection termination.
Vladimir Homutov <vl@nginx.com>
parents:
8384
diff
changeset
|
2522 |
8308
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
2523 return NGX_ERROR; |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
2524 } |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
2525 |
8364
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
2526 if (!qc->push.timer_set) { |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
2527 ngx_post_event(&qc->push, &ngx_posted_events); |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
2528 } |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
2529 |
8475
b276833111cf
QUIC: implemented probe timeout (PTO) calculation.
Vladimir Homutov <vl@nginx.com>
parents:
8474
diff
changeset
|
2530 qc->pto_count = 0; |
b276833111cf
QUIC: implemented probe timeout (PTO) calculation.
Vladimir Homutov <vl@nginx.com>
parents:
8474
diff
changeset
|
2531 |
8225 | 2532 return NGX_OK; |
2533 } | |
2534 | |
2535 | |
8364
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
2536 static void |
8469
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
2537 ngx_quic_rtt_sample(ngx_connection_t *c, ngx_quic_ack_frame_t *ack, |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
2538 enum ssl_encryption_level_t level, ngx_msec_t send_time) |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
2539 { |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
2540 ngx_msec_t latest_rtt, ack_delay, adjusted_rtt, rttvar_sample; |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
2541 ngx_quic_connection_t *qc; |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
2542 |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
2543 qc = c->quic; |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
2544 |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
2545 latest_rtt = ngx_current_msec - send_time; |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
2546 qc->latest_rtt = latest_rtt; |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
2547 |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
2548 if (qc->min_rtt == NGX_TIMER_INFINITE) { |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
2549 qc->min_rtt = latest_rtt; |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
2550 qc->avg_rtt = latest_rtt; |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
2551 qc->rttvar = latest_rtt / 2; |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
2552 |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
2553 } else { |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
2554 qc->min_rtt = ngx_min(qc->min_rtt, latest_rtt); |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
2555 |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
2556 |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
2557 if (level == ssl_encryption_application) { |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
2558 ack_delay = ack->delay * (1 << qc->ctp.ack_delay_exponent) / 1000; |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
2559 ack_delay = ngx_min(ack_delay, qc->ctp.max_ack_delay); |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
2560 |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
2561 } else { |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
2562 ack_delay = 0; |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
2563 } |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
2564 |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
2565 adjusted_rtt = latest_rtt; |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
2566 |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
2567 if (qc->min_rtt + ack_delay < latest_rtt) { |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
2568 adjusted_rtt -= ack_delay; |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
2569 } |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
2570 |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
2571 qc->avg_rtt = 0.875 * qc->avg_rtt + 0.125 * adjusted_rtt; |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
2572 rttvar_sample = ngx_abs((ngx_msec_int_t) (qc->avg_rtt - adjusted_rtt)); |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
2573 qc->rttvar = 0.75 * qc->rttvar + 0.25 * rttvar_sample; |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
2574 } |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
2575 |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
2576 ngx_log_debug4(NGX_LOG_DEBUG_EVENT, c->log, 0, |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
2577 "quic rtt sample: latest %M, min %M, avg %M, var %M", |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
2578 latest_rtt, qc->min_rtt, qc->avg_rtt, qc->rttvar); |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
2579 } |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
2580 |
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
2581 |
8475
b276833111cf
QUIC: implemented probe timeout (PTO) calculation.
Vladimir Homutov <vl@nginx.com>
parents:
8474
diff
changeset
|
2582 static ngx_inline ngx_msec_t |
b276833111cf
QUIC: implemented probe timeout (PTO) calculation.
Vladimir Homutov <vl@nginx.com>
parents:
8474
diff
changeset
|
2583 ngx_quic_pto(ngx_connection_t *c, ngx_quic_send_ctx_t *ctx) |
b276833111cf
QUIC: implemented probe timeout (PTO) calculation.
Vladimir Homutov <vl@nginx.com>
parents:
8474
diff
changeset
|
2584 { |
b276833111cf
QUIC: implemented probe timeout (PTO) calculation.
Vladimir Homutov <vl@nginx.com>
parents:
8474
diff
changeset
|
2585 ngx_msec_t duration; |
b276833111cf
QUIC: implemented probe timeout (PTO) calculation.
Vladimir Homutov <vl@nginx.com>
parents:
8474
diff
changeset
|
2586 ngx_quic_connection_t *qc; |
b276833111cf
QUIC: implemented probe timeout (PTO) calculation.
Vladimir Homutov <vl@nginx.com>
parents:
8474
diff
changeset
|
2587 |
b276833111cf
QUIC: implemented probe timeout (PTO) calculation.
Vladimir Homutov <vl@nginx.com>
parents:
8474
diff
changeset
|
2588 qc = c->quic; |
b276833111cf
QUIC: implemented probe timeout (PTO) calculation.
Vladimir Homutov <vl@nginx.com>
parents:
8474
diff
changeset
|
2589 |
b276833111cf
QUIC: implemented probe timeout (PTO) calculation.
Vladimir Homutov <vl@nginx.com>
parents:
8474
diff
changeset
|
2590 /* PTO calculation: quic-recovery, Appendix 8 */ |
b276833111cf
QUIC: implemented probe timeout (PTO) calculation.
Vladimir Homutov <vl@nginx.com>
parents:
8474
diff
changeset
|
2591 duration = qc->avg_rtt; |
b276833111cf
QUIC: implemented probe timeout (PTO) calculation.
Vladimir Homutov <vl@nginx.com>
parents:
8474
diff
changeset
|
2592 |
b276833111cf
QUIC: implemented probe timeout (PTO) calculation.
Vladimir Homutov <vl@nginx.com>
parents:
8474
diff
changeset
|
2593 duration += ngx_max(4 * qc->rttvar, NGX_QUIC_TIME_GRANULARITY); |
b276833111cf
QUIC: implemented probe timeout (PTO) calculation.
Vladimir Homutov <vl@nginx.com>
parents:
8474
diff
changeset
|
2594 duration <<= qc->pto_count; |
b276833111cf
QUIC: implemented probe timeout (PTO) calculation.
Vladimir Homutov <vl@nginx.com>
parents:
8474
diff
changeset
|
2595 |
b276833111cf
QUIC: implemented probe timeout (PTO) calculation.
Vladimir Homutov <vl@nginx.com>
parents:
8474
diff
changeset
|
2596 if (qc->congestion.in_flight == 0) { /* no in-flight packets */ |
b276833111cf
QUIC: implemented probe timeout (PTO) calculation.
Vladimir Homutov <vl@nginx.com>
parents:
8474
diff
changeset
|
2597 return duration; |
b276833111cf
QUIC: implemented probe timeout (PTO) calculation.
Vladimir Homutov <vl@nginx.com>
parents:
8474
diff
changeset
|
2598 } |
b276833111cf
QUIC: implemented probe timeout (PTO) calculation.
Vladimir Homutov <vl@nginx.com>
parents:
8474
diff
changeset
|
2599 |
b276833111cf
QUIC: implemented probe timeout (PTO) calculation.
Vladimir Homutov <vl@nginx.com>
parents:
8474
diff
changeset
|
2600 if (ctx == &qc->send_ctx[2] && c->ssl->handshaked) { |
b276833111cf
QUIC: implemented probe timeout (PTO) calculation.
Vladimir Homutov <vl@nginx.com>
parents:
8474
diff
changeset
|
2601 /* application send space */ |
b276833111cf
QUIC: implemented probe timeout (PTO) calculation.
Vladimir Homutov <vl@nginx.com>
parents:
8474
diff
changeset
|
2602 |
b276833111cf
QUIC: implemented probe timeout (PTO) calculation.
Vladimir Homutov <vl@nginx.com>
parents:
8474
diff
changeset
|
2603 duration += qc->tp.max_ack_delay << qc->pto_count; |
b276833111cf
QUIC: implemented probe timeout (PTO) calculation.
Vladimir Homutov <vl@nginx.com>
parents:
8474
diff
changeset
|
2604 } |
b276833111cf
QUIC: implemented probe timeout (PTO) calculation.
Vladimir Homutov <vl@nginx.com>
parents:
8474
diff
changeset
|
2605 |
b276833111cf
QUIC: implemented probe timeout (PTO) calculation.
Vladimir Homutov <vl@nginx.com>
parents:
8474
diff
changeset
|
2606 return duration; |
b276833111cf
QUIC: implemented probe timeout (PTO) calculation.
Vladimir Homutov <vl@nginx.com>
parents:
8474
diff
changeset
|
2607 } |
b276833111cf
QUIC: implemented probe timeout (PTO) calculation.
Vladimir Homutov <vl@nginx.com>
parents:
8474
diff
changeset
|
2608 |
b276833111cf
QUIC: implemented probe timeout (PTO) calculation.
Vladimir Homutov <vl@nginx.com>
parents:
8474
diff
changeset
|
2609 |
8469
3b107aadc9f6
QUIC: added rtt estimation.
Vladimir Homutov <vl@nginx.com>
parents:
8458
diff
changeset
|
2610 static void |
8364
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
2611 ngx_quic_handle_stream_ack(ngx_connection_t *c, ngx_quic_frame_t *f) |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
2612 { |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
2613 uint64_t sent, unacked; |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
2614 ngx_event_t *wev; |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
2615 ngx_quic_stream_t *sn; |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
2616 ngx_quic_connection_t *qc; |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
2617 |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
2618 if (f->type < NGX_QUIC_FT_STREAM0 || f->type > NGX_QUIC_FT_STREAM7) { |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
2619 return; |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
2620 } |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
2621 |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
2622 qc = c->quic; |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
2623 |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
2624 sn = ngx_quic_find_stream(&qc->streams.tree, f->u.stream.stream_id); |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
2625 if (sn == NULL) { |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
2626 return; |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
2627 } |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
2628 |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
2629 wev = sn->c->write; |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
2630 sent = sn->c->sent; |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
2631 unacked = sent - sn->acked; |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
2632 |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
2633 if (unacked >= NGX_QUIC_STREAM_BUFSIZE && wev->active) { |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
2634 wev->ready = 1; |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
2635 ngx_post_event(wev, &ngx_posted_events); |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
2636 } |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
2637 |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
2638 sn->acked += f->u.stream.length; |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
2639 |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
2640 ngx_log_debug3(NGX_LOG_DEBUG_EVENT, sn->c->log, 0, |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
2641 "quic stream ack %uL acked:%uL, unacked:%uL", |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
2642 f->u.stream.length, sn->acked, sent - sn->acked); |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
2643 } |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
2644 |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
2645 |
8225 | 2646 static ngx_int_t |
8333
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2647 ngx_quic_handle_ordered_frame(ngx_connection_t *c, ngx_quic_frames_stream_t *fs, |
8378
81a4f98a2556
Cleaned up reordering code.
Vladimir Homutov <vl@nginx.com>
parents:
8377
diff
changeset
|
2648 ngx_quic_frame_t *frame, ngx_quic_frame_handler_pt handler, void *data) |
8333
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2649 { |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2650 size_t full_len; |
8334
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
8333
diff
changeset
|
2651 ngx_int_t rc; |
8333
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2652 ngx_queue_t *q; |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2653 ngx_quic_ordered_frame_t *f; |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2654 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2655 f = &frame->u.ord; |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2656 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2657 if (f->offset > fs->received) { |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2658 ngx_log_debug2(NGX_LOG_DEBUG_EVENT, c->log, 0, |
8478
d2f716e668e8
Fixed format specifiers.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8477
diff
changeset
|
2659 "quic out-of-order frame: expecting %uL got %uL", |
8333
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2660 fs->received, f->offset); |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2661 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2662 return ngx_quic_buffer_frame(c, fs, frame); |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2663 } |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2664 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2665 if (f->offset < fs->received) { |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2666 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2667 if (ngx_quic_adjust_frame_offset(c, frame, fs->received) |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2668 == NGX_DONE) |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2669 { |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2670 /* old/duplicate data range */ |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2671 return NGX_OK; |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2672 } |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2673 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2674 /* intersecting data range, frame modified */ |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2675 } |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2676 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2677 /* f->offset == fs->received */ |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2678 |
8378
81a4f98a2556
Cleaned up reordering code.
Vladimir Homutov <vl@nginx.com>
parents:
8377
diff
changeset
|
2679 rc = handler(c, frame, data); |
8334
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
8333
diff
changeset
|
2680 if (rc == NGX_ERROR) { |
8225 | 2681 return NGX_ERROR; |
8334
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
8333
diff
changeset
|
2682 |
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
8333
diff
changeset
|
2683 } else if (rc == NGX_DONE) { |
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
8333
diff
changeset
|
2684 /* handler destroyed stream, queue no longer exists */ |
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
8333
diff
changeset
|
2685 return NGX_OK; |
8225 | 2686 } |
2687 | |
8334
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
8333
diff
changeset
|
2688 /* rc == NGX_OK */ |
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
8333
diff
changeset
|
2689 |
8333
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2690 fs->received += f->length; |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2691 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2692 /* now check the queue if we can continue with buffered frames */ |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2693 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2694 do { |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2695 q = ngx_queue_head(&fs->frames); |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2696 if (q == ngx_queue_sentinel(&fs->frames)) { |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2697 break; |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2698 } |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2699 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2700 frame = ngx_queue_data(q, ngx_quic_frame_t, queue); |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2701 f = &frame->u.ord; |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2702 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2703 if (f->offset > fs->received) { |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2704 /* gap found, nothing more to do */ |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2705 break; |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2706 } |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2707 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2708 full_len = f->length; |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2709 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2710 if (f->offset < fs->received) { |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2711 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2712 if (ngx_quic_adjust_frame_offset(c, frame, fs->received) |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2713 == NGX_DONE) |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2714 { |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2715 /* old/duplicate data range */ |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2716 ngx_queue_remove(q); |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2717 fs->total -= f->length; |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2718 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2719 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0, |
8359 | 2720 "quic skipped buffered frame, total %ui", |
2721 fs->total); | |
8333
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2722 ngx_quic_free_frame(c, frame); |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2723 continue; |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2724 } |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2725 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2726 /* frame was adjusted, proceed to input */ |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2727 } |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2728 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2729 /* f->offset == fs->received */ |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2730 |
8378
81a4f98a2556
Cleaned up reordering code.
Vladimir Homutov <vl@nginx.com>
parents:
8377
diff
changeset
|
2731 rc = handler(c, frame, data); |
8334
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
8333
diff
changeset
|
2732 |
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
8333
diff
changeset
|
2733 if (rc == NGX_ERROR) { |
8333
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2734 return NGX_ERROR; |
8334
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
8333
diff
changeset
|
2735 |
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
8333
diff
changeset
|
2736 } else if (rc == NGX_DONE) { |
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
8333
diff
changeset
|
2737 /* handler destroyed stream, queue no longer exists */ |
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
8333
diff
changeset
|
2738 return NGX_OK; |
8333
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2739 } |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2740 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2741 fs->received += f->length; |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2742 fs->total -= full_len; |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2743 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2744 ngx_queue_remove(q); |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2745 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2746 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0, |
8359 | 2747 "quic consumed buffered frame, total %ui", fs->total); |
8333
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2748 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2749 ngx_quic_free_frame(c, frame); |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2750 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2751 } while (1); |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2752 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2753 return NGX_OK; |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2754 } |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2755 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2756 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2757 static ngx_int_t |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2758 ngx_quic_adjust_frame_offset(ngx_connection_t *c, ngx_quic_frame_t *frame, |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2759 uint64_t offset_in) |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2760 { |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2761 size_t tail; |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2762 ngx_quic_ordered_frame_t *f; |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2763 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2764 f = &frame->u.ord; |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2765 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2766 tail = offset_in - f->offset; |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2767 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2768 if (tail >= f->length) { |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2769 /* range preceeding already received data or duplicate, ignore */ |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2770 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2771 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, c->log, 0, |
8359 | 2772 "quic old or duplicate data in ordered frame, ignored"); |
8333
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2773 return NGX_DONE; |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2774 } |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2775 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2776 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, c->log, 0, |
8359 | 2777 "quic adjusted ordered frame data start to expected offset"); |
8333
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2778 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2779 /* intersecting range: adjust data size */ |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2780 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2781 f->offset += tail; |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2782 f->data += tail; |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2783 f->length -= tail; |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2784 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2785 return NGX_OK; |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2786 } |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2787 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2788 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2789 static ngx_int_t |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2790 ngx_quic_buffer_frame(ngx_connection_t *c, ngx_quic_frames_stream_t *fs, |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2791 ngx_quic_frame_t *frame) |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2792 { |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2793 u_char *data; |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2794 ngx_queue_t *q; |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2795 ngx_quic_frame_t *dst, *item; |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2796 ngx_quic_ordered_frame_t *f, *df; |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2797 |
8359 | 2798 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, c->log, 0, |
2799 "quic ngx_quic_buffer_frame"); | |
8333
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2800 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2801 f = &frame->u.ord; |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2802 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2803 /* frame start offset is in the future, buffer it */ |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2804 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2805 dst = ngx_quic_alloc_frame(c, f->length); |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2806 if (dst == NULL) { |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2807 return NGX_ERROR; |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2808 } |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2809 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2810 data = dst->data; |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2811 ngx_memcpy(dst, frame, sizeof(ngx_quic_frame_t)); |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2812 dst->data = data; |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2813 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2814 ngx_memcpy(dst->data, f->data, f->length); |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2815 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2816 df = &dst->u.ord; |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2817 df->data = dst->data; |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2818 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2819 fs->total += f->length; |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2820 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2821 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0, |
8359 | 2822 "quic ordered frame with unexpected offset:" |
2823 " buffered, total %ui", fs->total); | |
8333
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2824 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2825 if (ngx_queue_empty(&fs->frames)) { |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2826 ngx_queue_insert_after(&fs->frames, &dst->queue); |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2827 return NGX_OK; |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2828 } |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2829 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2830 for (q = ngx_queue_last(&fs->frames); |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2831 q != ngx_queue_sentinel(&fs->frames); |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2832 q = ngx_queue_prev(q)) |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2833 { |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2834 item = ngx_queue_data(q, ngx_quic_frame_t, queue); |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2835 f = &item->u.ord; |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2836 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2837 if (f->offset < df->offset) { |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2838 ngx_queue_insert_after(q, &dst->queue); |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2839 return NGX_OK; |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2840 } |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2841 } |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2842 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2843 ngx_queue_insert_after(&fs->frames, &dst->queue); |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2844 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2845 return NGX_OK; |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2846 } |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2847 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2848 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2849 static ngx_int_t |
8335
76839f55bc48
Sorted functions and functions declarations.
Vladimir Homutov <vl@nginx.com>
parents:
8334
diff
changeset
|
2850 ngx_quic_handle_crypto_frame(ngx_connection_t *c, ngx_quic_header_t *pkt, |
76839f55bc48
Sorted functions and functions declarations.
Vladimir Homutov <vl@nginx.com>
parents:
8334
diff
changeset
|
2851 ngx_quic_frame_t *frame) |
76839f55bc48
Sorted functions and functions declarations.
Vladimir Homutov <vl@nginx.com>
parents:
8334
diff
changeset
|
2852 { |
8530
f882b1784f30
QUIC: enforce flow control on incoming STREAM and CRYPTO frames.
Roman Arutyunyan <arut@nginx.com>
parents:
8528
diff
changeset
|
2853 uint64_t last; |
8335
76839f55bc48
Sorted functions and functions declarations.
Vladimir Homutov <vl@nginx.com>
parents:
8334
diff
changeset
|
2854 ngx_quic_connection_t *qc; |
8530
f882b1784f30
QUIC: enforce flow control on incoming STREAM and CRYPTO frames.
Roman Arutyunyan <arut@nginx.com>
parents:
8528
diff
changeset
|
2855 ngx_quic_crypto_frame_t *f; |
8335
76839f55bc48
Sorted functions and functions declarations.
Vladimir Homutov <vl@nginx.com>
parents:
8334
diff
changeset
|
2856 ngx_quic_frames_stream_t *fs; |
76839f55bc48
Sorted functions and functions declarations.
Vladimir Homutov <vl@nginx.com>
parents:
8334
diff
changeset
|
2857 |
76839f55bc48
Sorted functions and functions declarations.
Vladimir Homutov <vl@nginx.com>
parents:
8334
diff
changeset
|
2858 qc = c->quic; |
76839f55bc48
Sorted functions and functions declarations.
Vladimir Homutov <vl@nginx.com>
parents:
8334
diff
changeset
|
2859 fs = &qc->crypto[pkt->level]; |
8530
f882b1784f30
QUIC: enforce flow control on incoming STREAM and CRYPTO frames.
Roman Arutyunyan <arut@nginx.com>
parents:
8528
diff
changeset
|
2860 f = &frame->u.crypto; |
f882b1784f30
QUIC: enforce flow control on incoming STREAM and CRYPTO frames.
Roman Arutyunyan <arut@nginx.com>
parents:
8528
diff
changeset
|
2861 |
f882b1784f30
QUIC: enforce flow control on incoming STREAM and CRYPTO frames.
Roman Arutyunyan <arut@nginx.com>
parents:
8528
diff
changeset
|
2862 /* no overflow since both values are 62-bit */ |
f882b1784f30
QUIC: enforce flow control on incoming STREAM and CRYPTO frames.
Roman Arutyunyan <arut@nginx.com>
parents:
8528
diff
changeset
|
2863 last = f->offset + f->length; |
f882b1784f30
QUIC: enforce flow control on incoming STREAM and CRYPTO frames.
Roman Arutyunyan <arut@nginx.com>
parents:
8528
diff
changeset
|
2864 |
f882b1784f30
QUIC: enforce flow control on incoming STREAM and CRYPTO frames.
Roman Arutyunyan <arut@nginx.com>
parents:
8528
diff
changeset
|
2865 if (last > fs->received && last - fs->received > NGX_QUIC_MAX_BUFFERED) { |
f882b1784f30
QUIC: enforce flow control on incoming STREAM and CRYPTO frames.
Roman Arutyunyan <arut@nginx.com>
parents:
8528
diff
changeset
|
2866 c->quic->error = NGX_QUIC_ERR_CRYPTO_BUFFER_EXCEEDED; |
f882b1784f30
QUIC: enforce flow control on incoming STREAM and CRYPTO frames.
Roman Arutyunyan <arut@nginx.com>
parents:
8528
diff
changeset
|
2867 return NGX_ERROR; |
f882b1784f30
QUIC: enforce flow control on incoming STREAM and CRYPTO frames.
Roman Arutyunyan <arut@nginx.com>
parents:
8528
diff
changeset
|
2868 } |
8335
76839f55bc48
Sorted functions and functions declarations.
Vladimir Homutov <vl@nginx.com>
parents:
8334
diff
changeset
|
2869 |
8378
81a4f98a2556
Cleaned up reordering code.
Vladimir Homutov <vl@nginx.com>
parents:
8377
diff
changeset
|
2870 return ngx_quic_handle_ordered_frame(c, fs, frame, ngx_quic_crypto_input, |
81a4f98a2556
Cleaned up reordering code.
Vladimir Homutov <vl@nginx.com>
parents:
8377
diff
changeset
|
2871 NULL); |
8335
76839f55bc48
Sorted functions and functions declarations.
Vladimir Homutov <vl@nginx.com>
parents:
8334
diff
changeset
|
2872 } |
76839f55bc48
Sorted functions and functions declarations.
Vladimir Homutov <vl@nginx.com>
parents:
8334
diff
changeset
|
2873 |
76839f55bc48
Sorted functions and functions declarations.
Vladimir Homutov <vl@nginx.com>
parents:
8334
diff
changeset
|
2874 |
76839f55bc48
Sorted functions and functions declarations.
Vladimir Homutov <vl@nginx.com>
parents:
8334
diff
changeset
|
2875 static ngx_int_t |
8378
81a4f98a2556
Cleaned up reordering code.
Vladimir Homutov <vl@nginx.com>
parents:
8377
diff
changeset
|
2876 ngx_quic_crypto_input(ngx_connection_t *c, ngx_quic_frame_t *frame, void *data) |
8333
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2877 { |
8478
d2f716e668e8
Fixed format specifiers.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8477
diff
changeset
|
2878 int n, sslerr; |
8507
7f9938cbcd12
QUIC: fixed leak of bytes_in_flight on keys discard.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8506
diff
changeset
|
2879 ngx_queue_t *q; |
8333
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2880 ngx_ssl_conn_t *ssl_conn; |
8393
e169cce912c7
Avoid retransmitting of packets with discarded keys.
Vladimir Homutov <vl@nginx.com>
parents:
8392
diff
changeset
|
2881 ngx_quic_send_ctx_t *ctx; |
8333
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2882 ngx_quic_crypto_frame_t *f; |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2883 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2884 f = &frame->u.crypto; |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2885 |
8225 | 2886 ssl_conn = c->ssl->connection; |
2887 | |
2888 ngx_log_debug2(NGX_LOG_DEBUG_EVENT, c->log, 0, | |
8359 | 2889 "quic SSL_quic_read_level: %d, SSL_quic_write_level: %d", |
8225 | 2890 (int) SSL_quic_read_level(ssl_conn), |
2891 (int) SSL_quic_write_level(ssl_conn)); | |
2892 | |
2893 if (!SSL_provide_quic_data(ssl_conn, SSL_quic_read_level(ssl_conn), | |
8333
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
8332
diff
changeset
|
2894 f->data, f->length)) |
8225 | 2895 { |
2896 ngx_ssl_error(NGX_LOG_INFO, c->log, 0, | |
2897 "SSL_provide_quic_data() failed"); | |
2898 return NGX_ERROR; | |
2899 } | |
2900 | |
2901 n = SSL_do_handshake(ssl_conn); | |
2902 | |
2903 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0, "SSL_do_handshake: %d", n); | |
2904 | |
2905 if (n == -1) { | |
2906 sslerr = SSL_get_error(ssl_conn, n); | |
2907 | |
2908 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0, "SSL_get_error: %d", | |
2909 sslerr); | |
2910 | |
8300
23a2b5e7acc8
Improved SSL_do_handshake() error handling in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8299
diff
changeset
|
2911 if (sslerr != SSL_ERROR_WANT_READ) { |
8225 | 2912 ngx_ssl_error(NGX_LOG_ERR, c->log, 0, "SSL_do_handshake() failed"); |
8300
23a2b5e7acc8
Improved SSL_do_handshake() error handling in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8299
diff
changeset
|
2913 return NGX_ERROR; |
8225 | 2914 } |
8263
1295b293d09a
Connection states code cleanup.
Vladimir Homutov <vl@nginx.com>
parents:
8260
diff
changeset
|
2915 |
8302
76818c9cdd6f
Sending HANDSHAKE_DONE just once with BoringSSL.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8301
diff
changeset
|
2916 } else if (n == 1 && !SSL_in_init(ssl_conn)) { |
8225 | 2917 |
8263
1295b293d09a
Connection states code cleanup.
Vladimir Homutov <vl@nginx.com>
parents:
8260
diff
changeset
|
2918 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0, |
8299 | 2919 "quic ssl cipher: %s", SSL_get_cipher(ssl_conn)); |
8225 | 2920 |
8263
1295b293d09a
Connection states code cleanup.
Vladimir Homutov <vl@nginx.com>
parents:
8260
diff
changeset
|
2921 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, c->log, 0, |
8359 | 2922 "quic handshake completed successfully"); |
8273
cb75f194f1f0
Implemented sending HANDSHAKE_DONE frame after handshake.
Vladimir Homutov <vl@nginx.com>
parents:
8272
diff
changeset
|
2923 |
8475
b276833111cf
QUIC: implemented probe timeout (PTO) calculation.
Vladimir Homutov <vl@nginx.com>
parents:
8474
diff
changeset
|
2924 c->ssl->handshaked = 1; |
8526
11fc65261689
QUIC: disabled bidirectional SSL shutdown after 09fb2135a589.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8525
diff
changeset
|
2925 c->ssl->no_wait_shutdown = 1; |
8475
b276833111cf
QUIC: implemented probe timeout (PTO) calculation.
Vladimir Homutov <vl@nginx.com>
parents:
8474
diff
changeset
|
2926 |
8286 | 2927 frame = ngx_quic_alloc_frame(c, 0); |
8273
cb75f194f1f0
Implemented sending HANDSHAKE_DONE frame after handshake.
Vladimir Homutov <vl@nginx.com>
parents:
8272
diff
changeset
|
2928 if (frame == NULL) { |
cb75f194f1f0
Implemented sending HANDSHAKE_DONE frame after handshake.
Vladimir Homutov <vl@nginx.com>
parents:
8272
diff
changeset
|
2929 return NGX_ERROR; |
cb75f194f1f0
Implemented sending HANDSHAKE_DONE frame after handshake.
Vladimir Homutov <vl@nginx.com>
parents:
8272
diff
changeset
|
2930 } |
cb75f194f1f0
Implemented sending HANDSHAKE_DONE frame after handshake.
Vladimir Homutov <vl@nginx.com>
parents:
8272
diff
changeset
|
2931 |
cb75f194f1f0
Implemented sending HANDSHAKE_DONE frame after handshake.
Vladimir Homutov <vl@nginx.com>
parents:
8272
diff
changeset
|
2932 /* 12.4 Frames and frame types, figure 8 */ |
cb75f194f1f0
Implemented sending HANDSHAKE_DONE frame after handshake.
Vladimir Homutov <vl@nginx.com>
parents:
8272
diff
changeset
|
2933 frame->level = ssl_encryption_application; |
cb75f194f1f0
Implemented sending HANDSHAKE_DONE frame after handshake.
Vladimir Homutov <vl@nginx.com>
parents:
8272
diff
changeset
|
2934 frame->type = NGX_QUIC_FT_HANDSHAKE_DONE; |
cb75f194f1f0
Implemented sending HANDSHAKE_DONE frame after handshake.
Vladimir Homutov <vl@nginx.com>
parents:
8272
diff
changeset
|
2935 ngx_sprintf(frame->info, "HANDSHAKE DONE on handshake completed"); |
cb75f194f1f0
Implemented sending HANDSHAKE_DONE frame after handshake.
Vladimir Homutov <vl@nginx.com>
parents:
8272
diff
changeset
|
2936 ngx_quic_queue_frame(c->quic, frame); |
8319
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8316
diff
changeset
|
2937 |
8384
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8383
diff
changeset
|
2938 if (ngx_quic_send_new_token(c) != NGX_OK) { |
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8383
diff
changeset
|
2939 return NGX_ERROR; |
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8383
diff
changeset
|
2940 } |
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8383
diff
changeset
|
2941 |
8319
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8316
diff
changeset
|
2942 /* |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8316
diff
changeset
|
2943 * Generating next keys before a key update is received. |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8316
diff
changeset
|
2944 * See quic-tls 9.4 Header Protection Timing Side-Channels. |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8316
diff
changeset
|
2945 */ |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8316
diff
changeset
|
2946 |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8316
diff
changeset
|
2947 if (ngx_quic_key_update(c, &c->quic->keys[ssl_encryption_application], |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8316
diff
changeset
|
2948 &c->quic->next_key) |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8316
diff
changeset
|
2949 != NGX_OK) |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8316
diff
changeset
|
2950 { |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8316
diff
changeset
|
2951 return NGX_ERROR; |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8316
diff
changeset
|
2952 } |
8393
e169cce912c7
Avoid retransmitting of packets with discarded keys.
Vladimir Homutov <vl@nginx.com>
parents:
8392
diff
changeset
|
2953 |
e169cce912c7
Avoid retransmitting of packets with discarded keys.
Vladimir Homutov <vl@nginx.com>
parents:
8392
diff
changeset
|
2954 /* |
e169cce912c7
Avoid retransmitting of packets with discarded keys.
Vladimir Homutov <vl@nginx.com>
parents:
8392
diff
changeset
|
2955 * 4.10.2 An endpoint MUST discard its handshake keys |
e169cce912c7
Avoid retransmitting of packets with discarded keys.
Vladimir Homutov <vl@nginx.com>
parents:
8392
diff
changeset
|
2956 * when the TLS handshake is confirmed |
e169cce912c7
Avoid retransmitting of packets with discarded keys.
Vladimir Homutov <vl@nginx.com>
parents:
8392
diff
changeset
|
2957 */ |
e169cce912c7
Avoid retransmitting of packets with discarded keys.
Vladimir Homutov <vl@nginx.com>
parents:
8392
diff
changeset
|
2958 ctx = ngx_quic_get_send_ctx(c->quic, ssl_encryption_handshake); |
8507
7f9938cbcd12
QUIC: fixed leak of bytes_in_flight on keys discard.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8506
diff
changeset
|
2959 |
7f9938cbcd12
QUIC: fixed leak of bytes_in_flight on keys discard.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8506
diff
changeset
|
2960 while (!ngx_queue_empty(&ctx->sent)) { |
7f9938cbcd12
QUIC: fixed leak of bytes_in_flight on keys discard.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8506
diff
changeset
|
2961 q = ngx_queue_head(&ctx->sent); |
7f9938cbcd12
QUIC: fixed leak of bytes_in_flight on keys discard.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8506
diff
changeset
|
2962 ngx_queue_remove(q); |
7f9938cbcd12
QUIC: fixed leak of bytes_in_flight on keys discard.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8506
diff
changeset
|
2963 |
7f9938cbcd12
QUIC: fixed leak of bytes_in_flight on keys discard.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8506
diff
changeset
|
2964 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:
8506
diff
changeset
|
2965 ngx_quic_congestion_ack(c, frame); |
7f9938cbcd12
QUIC: fixed leak of bytes_in_flight on keys discard.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8506
diff
changeset
|
2966 ngx_quic_free_frame(c, frame); |
7f9938cbcd12
QUIC: fixed leak of bytes_in_flight on keys discard.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8506
diff
changeset
|
2967 } |
8475
b276833111cf
QUIC: implemented probe timeout (PTO) calculation.
Vladimir Homutov <vl@nginx.com>
parents:
8474
diff
changeset
|
2968 |
b276833111cf
QUIC: implemented probe timeout (PTO) calculation.
Vladimir Homutov <vl@nginx.com>
parents:
8474
diff
changeset
|
2969 c->quic->pto_count = 0; |
8263
1295b293d09a
Connection states code cleanup.
Vladimir Homutov <vl@nginx.com>
parents:
8260
diff
changeset
|
2970 } |
1295b293d09a
Connection states code cleanup.
Vladimir Homutov <vl@nginx.com>
parents:
8260
diff
changeset
|
2971 |
8225 | 2972 ngx_log_debug2(NGX_LOG_DEBUG_EVENT, c->log, 0, |
8359 | 2973 "quic SSL_quic_read_level: %d, SSL_quic_write_level: %d", |
8225 | 2974 (int) SSL_quic_read_level(ssl_conn), |
2975 (int) SSL_quic_write_level(ssl_conn)); | |
2976 | |
2977 return NGX_OK; | |
2978 } | |
2979 | |
2980 | |
2981 static ngx_int_t | |
8334
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
8333
diff
changeset
|
2982 ngx_quic_handle_stream_frame(ngx_connection_t *c, ngx_quic_header_t *pkt, |
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
8333
diff
changeset
|
2983 ngx_quic_frame_t *frame) |
8225 | 2984 { |
8530
f882b1784f30
QUIC: enforce flow control on incoming STREAM and CRYPTO frames.
Roman Arutyunyan <arut@nginx.com>
parents:
8528
diff
changeset
|
2985 size_t window; |
f882b1784f30
QUIC: enforce flow control on incoming STREAM and CRYPTO frames.
Roman Arutyunyan <arut@nginx.com>
parents:
8528
diff
changeset
|
2986 uint64_t last; |
f882b1784f30
QUIC: enforce flow control on incoming STREAM and CRYPTO frames.
Roman Arutyunyan <arut@nginx.com>
parents:
8528
diff
changeset
|
2987 ngx_buf_t *b; |
8504
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
2988 ngx_pool_t *pool; |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
2989 ngx_connection_t *sc; |
8334
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
8333
diff
changeset
|
2990 ngx_quic_stream_t *sn; |
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
8333
diff
changeset
|
2991 ngx_quic_connection_t *qc; |
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
8333
diff
changeset
|
2992 ngx_quic_stream_frame_t *f; |
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
8333
diff
changeset
|
2993 ngx_quic_frames_stream_t *fs; |
8225 | 2994 |
2995 qc = c->quic; | |
8334
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
8333
diff
changeset
|
2996 f = &frame->u.stream; |
8225 | 2997 |
8427
d437ee1ce81e
Reject invalid STREAM ID with STREAM_STATE_ERROR connection error.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8424
diff
changeset
|
2998 if ((f->stream_id & NGX_QUIC_STREAM_UNIDIRECTIONAL) |
d437ee1ce81e
Reject invalid STREAM ID with STREAM_STATE_ERROR connection error.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8424
diff
changeset
|
2999 && (f->stream_id & NGX_QUIC_STREAM_SERVER_INITIATED)) |
d437ee1ce81e
Reject invalid STREAM ID with STREAM_STATE_ERROR connection error.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8424
diff
changeset
|
3000 { |
d437ee1ce81e
Reject invalid STREAM ID with STREAM_STATE_ERROR connection error.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8424
diff
changeset
|
3001 qc->error = NGX_QUIC_ERR_STREAM_STATE_ERROR; |
d437ee1ce81e
Reject invalid STREAM ID with STREAM_STATE_ERROR connection error.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8424
diff
changeset
|
3002 return NGX_ERROR; |
d437ee1ce81e
Reject invalid STREAM ID with STREAM_STATE_ERROR connection error.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8424
diff
changeset
|
3003 } |
d437ee1ce81e
Reject invalid STREAM ID with STREAM_STATE_ERROR connection error.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8424
diff
changeset
|
3004 |
8530
f882b1784f30
QUIC: enforce flow control on incoming STREAM and CRYPTO frames.
Roman Arutyunyan <arut@nginx.com>
parents:
8528
diff
changeset
|
3005 /* no overflow since both values are 62-bit */ |
f882b1784f30
QUIC: enforce flow control on incoming STREAM and CRYPTO frames.
Roman Arutyunyan <arut@nginx.com>
parents:
8528
diff
changeset
|
3006 last = f->offset + f->length; |
f882b1784f30
QUIC: enforce flow control on incoming STREAM and CRYPTO frames.
Roman Arutyunyan <arut@nginx.com>
parents:
8528
diff
changeset
|
3007 |
8225 | 3008 sn = ngx_quic_find_stream(&qc->streams.tree, f->stream_id); |
3009 | |
8334
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
8333
diff
changeset
|
3010 if (sn == NULL) { |
8504
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
3011 sn = ngx_quic_create_client_stream(c, f->stream_id); |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
3012 |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
3013 if (sn == NULL) { |
8427
d437ee1ce81e
Reject invalid STREAM ID with STREAM_STATE_ERROR connection error.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8424
diff
changeset
|
3014 return NGX_ERROR; |
d437ee1ce81e
Reject invalid STREAM ID with STREAM_STATE_ERROR connection error.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8424
diff
changeset
|
3015 } |
d437ee1ce81e
Reject invalid STREAM ID with STREAM_STATE_ERROR connection error.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8424
diff
changeset
|
3016 |
8504
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
3017 if (sn == NGX_QUIC_STREAM_GONE) { |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
3018 return NGX_OK; |
8496
c5324bb3a704
QUIC: limited the number of client-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8495
diff
changeset
|
3019 } |
8337
ab443e80d9e4
Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents:
8336
diff
changeset
|
3020 |
8504
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
3021 sc = sn->c; |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
3022 fs = &sn->fs; |
8530
f882b1784f30
QUIC: enforce flow control on incoming STREAM and CRYPTO frames.
Roman Arutyunyan <arut@nginx.com>
parents:
8528
diff
changeset
|
3023 b = sn->b; |
f882b1784f30
QUIC: enforce flow control on incoming STREAM and CRYPTO frames.
Roman Arutyunyan <arut@nginx.com>
parents:
8528
diff
changeset
|
3024 window = b->end - b->last; |
f882b1784f30
QUIC: enforce flow control on incoming STREAM and CRYPTO frames.
Roman Arutyunyan <arut@nginx.com>
parents:
8528
diff
changeset
|
3025 |
f882b1784f30
QUIC: enforce flow control on incoming STREAM and CRYPTO frames.
Roman Arutyunyan <arut@nginx.com>
parents:
8528
diff
changeset
|
3026 if (last > window) { |
f882b1784f30
QUIC: enforce flow control on incoming STREAM and CRYPTO frames.
Roman Arutyunyan <arut@nginx.com>
parents:
8528
diff
changeset
|
3027 c->quic->error = NGX_QUIC_ERR_FLOW_CONTROL_ERROR; |
f882b1784f30
QUIC: enforce flow control on incoming STREAM and CRYPTO frames.
Roman Arutyunyan <arut@nginx.com>
parents:
8528
diff
changeset
|
3028 goto cleanup; |
f882b1784f30
QUIC: enforce flow control on incoming STREAM and CRYPTO frames.
Roman Arutyunyan <arut@nginx.com>
parents:
8528
diff
changeset
|
3029 } |
8504
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
3030 |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
3031 if (ngx_quic_handle_ordered_frame(c, fs, frame, ngx_quic_stream_input, |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
3032 sn) |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
3033 != NGX_OK) |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
3034 { |
8530
f882b1784f30
QUIC: enforce flow control on incoming STREAM and CRYPTO frames.
Roman Arutyunyan <arut@nginx.com>
parents:
8528
diff
changeset
|
3035 goto cleanup; |
8337
ab443e80d9e4
Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents:
8336
diff
changeset
|
3036 } |
ab443e80d9e4
Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents:
8336
diff
changeset
|
3037 |
8504
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
3038 sc->listening->handler(sc); |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
3039 |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
3040 return NGX_OK; |
8334
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
8333
diff
changeset
|
3041 } |
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
8333
diff
changeset
|
3042 |
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
8333
diff
changeset
|
3043 fs = &sn->fs; |
8530
f882b1784f30
QUIC: enforce flow control on incoming STREAM and CRYPTO frames.
Roman Arutyunyan <arut@nginx.com>
parents:
8528
diff
changeset
|
3044 b = sn->b; |
f882b1784f30
QUIC: enforce flow control on incoming STREAM and CRYPTO frames.
Roman Arutyunyan <arut@nginx.com>
parents:
8528
diff
changeset
|
3045 window = (b->pos - b->start) + (b->end - b->last); |
f882b1784f30
QUIC: enforce flow control on incoming STREAM and CRYPTO frames.
Roman Arutyunyan <arut@nginx.com>
parents:
8528
diff
changeset
|
3046 |
f882b1784f30
QUIC: enforce flow control on incoming STREAM and CRYPTO frames.
Roman Arutyunyan <arut@nginx.com>
parents:
8528
diff
changeset
|
3047 if (last > fs->received && last - fs->received > window) { |
f882b1784f30
QUIC: enforce flow control on incoming STREAM and CRYPTO frames.
Roman Arutyunyan <arut@nginx.com>
parents:
8528
diff
changeset
|
3048 c->quic->error = NGX_QUIC_ERR_FLOW_CONTROL_ERROR; |
f882b1784f30
QUIC: enforce flow control on incoming STREAM and CRYPTO frames.
Roman Arutyunyan <arut@nginx.com>
parents:
8528
diff
changeset
|
3049 return NGX_ERROR; |
f882b1784f30
QUIC: enforce flow control on incoming STREAM and CRYPTO frames.
Roman Arutyunyan <arut@nginx.com>
parents:
8528
diff
changeset
|
3050 } |
8334
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
8333
diff
changeset
|
3051 |
8378
81a4f98a2556
Cleaned up reordering code.
Vladimir Homutov <vl@nginx.com>
parents:
8377
diff
changeset
|
3052 return ngx_quic_handle_ordered_frame(c, fs, frame, ngx_quic_stream_input, |
81a4f98a2556
Cleaned up reordering code.
Vladimir Homutov <vl@nginx.com>
parents:
8377
diff
changeset
|
3053 sn); |
8530
f882b1784f30
QUIC: enforce flow control on incoming STREAM and CRYPTO frames.
Roman Arutyunyan <arut@nginx.com>
parents:
8528
diff
changeset
|
3054 |
f882b1784f30
QUIC: enforce flow control on incoming STREAM and CRYPTO frames.
Roman Arutyunyan <arut@nginx.com>
parents:
8528
diff
changeset
|
3055 cleanup: |
f882b1784f30
QUIC: enforce flow control on incoming STREAM and CRYPTO frames.
Roman Arutyunyan <arut@nginx.com>
parents:
8528
diff
changeset
|
3056 |
f882b1784f30
QUIC: enforce flow control on incoming STREAM and CRYPTO frames.
Roman Arutyunyan <arut@nginx.com>
parents:
8528
diff
changeset
|
3057 pool = sc->pool; |
f882b1784f30
QUIC: enforce flow control on incoming STREAM and CRYPTO frames.
Roman Arutyunyan <arut@nginx.com>
parents:
8528
diff
changeset
|
3058 |
f882b1784f30
QUIC: enforce flow control on incoming STREAM and CRYPTO frames.
Roman Arutyunyan <arut@nginx.com>
parents:
8528
diff
changeset
|
3059 ngx_close_connection(sc); |
f882b1784f30
QUIC: enforce flow control on incoming STREAM and CRYPTO frames.
Roman Arutyunyan <arut@nginx.com>
parents:
8528
diff
changeset
|
3060 ngx_destroy_pool(pool); |
f882b1784f30
QUIC: enforce flow control on incoming STREAM and CRYPTO frames.
Roman Arutyunyan <arut@nginx.com>
parents:
8528
diff
changeset
|
3061 |
f882b1784f30
QUIC: enforce flow control on incoming STREAM and CRYPTO frames.
Roman Arutyunyan <arut@nginx.com>
parents:
8528
diff
changeset
|
3062 return NGX_ERROR; |
8334
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
8333
diff
changeset
|
3063 } |
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
8333
diff
changeset
|
3064 |
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
8333
diff
changeset
|
3065 |
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
8333
diff
changeset
|
3066 static ngx_int_t |
8378
81a4f98a2556
Cleaned up reordering code.
Vladimir Homutov <vl@nginx.com>
parents:
8377
diff
changeset
|
3067 ngx_quic_stream_input(ngx_connection_t *c, ngx_quic_frame_t *frame, void *data) |
8334
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
8333
diff
changeset
|
3068 { |
8501
fc16e303003a
QUIC: fixed possible use-after-free on stream cleanup.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8500
diff
changeset
|
3069 uint64_t id; |
8334
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
8333
diff
changeset
|
3070 ngx_buf_t *b; |
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
8333
diff
changeset
|
3071 ngx_event_t *rev; |
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
8333
diff
changeset
|
3072 ngx_quic_stream_t *sn; |
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
8333
diff
changeset
|
3073 ngx_quic_connection_t *qc; |
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
8333
diff
changeset
|
3074 ngx_quic_stream_frame_t *f; |
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
8333
diff
changeset
|
3075 |
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
8333
diff
changeset
|
3076 qc = c->quic; |
8378
81a4f98a2556
Cleaned up reordering code.
Vladimir Homutov <vl@nginx.com>
parents:
8377
diff
changeset
|
3077 sn = data; |
8334
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
8333
diff
changeset
|
3078 |
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
8333
diff
changeset
|
3079 f = &frame->u.stream; |
8501
fc16e303003a
QUIC: fixed possible use-after-free on stream cleanup.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8500
diff
changeset
|
3080 id = f->stream_id; |
8334
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
8333
diff
changeset
|
3081 |
8225 | 3082 b = sn->b; |
8337
ab443e80d9e4
Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents:
8336
diff
changeset
|
3083 |
ab443e80d9e4
Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents:
8336
diff
changeset
|
3084 if ((size_t) ((b->pos - b->start) + (b->end - b->last)) < f->length) { |
8361 | 3085 ngx_log_error(NGX_LOG_INFO, c->log, 0, |
3086 "quic no space in stream buffer"); | |
8337
ab443e80d9e4
Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents:
8336
diff
changeset
|
3087 return NGX_ERROR; |
ab443e80d9e4
Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents:
8336
diff
changeset
|
3088 } |
ab443e80d9e4
Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents:
8336
diff
changeset
|
3089 |
ab443e80d9e4
Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents:
8336
diff
changeset
|
3090 if ((size_t) (b->end - b->last) < f->length) { |
ab443e80d9e4
Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents:
8336
diff
changeset
|
3091 b->last = ngx_movemem(b->start, b->pos, b->last - b->pos); |
ab443e80d9e4
Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents:
8336
diff
changeset
|
3092 b->pos = b->start; |
ab443e80d9e4
Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents:
8336
diff
changeset
|
3093 } |
ab443e80d9e4
Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents:
8336
diff
changeset
|
3094 |
8282
4cf00c14f11a
Safe QUIC stream creation.
Roman Arutyunyan <arut@nginx.com>
parents:
8281
diff
changeset
|
3095 b->last = ngx_cpymem(b->last, f->data, f->length); |
8225 | 3096 |
8294
32db41d603cd
Fixed handling QUIC stream eof.
Roman Arutyunyan <arut@nginx.com>
parents:
8293
diff
changeset
|
3097 rev = sn->c->read; |
32db41d603cd
Fixed handling QUIC stream eof.
Roman Arutyunyan <arut@nginx.com>
parents:
8293
diff
changeset
|
3098 rev->ready = 1; |
32db41d603cd
Fixed handling QUIC stream eof.
Roman Arutyunyan <arut@nginx.com>
parents:
8293
diff
changeset
|
3099 |
32db41d603cd
Fixed handling QUIC stream eof.
Roman Arutyunyan <arut@nginx.com>
parents:
8293
diff
changeset
|
3100 if (f->fin) { |
32db41d603cd
Fixed handling QUIC stream eof.
Roman Arutyunyan <arut@nginx.com>
parents:
8293
diff
changeset
|
3101 rev->pending_eof = 1; |
32db41d603cd
Fixed handling QUIC stream eof.
Roman Arutyunyan <arut@nginx.com>
parents:
8293
diff
changeset
|
3102 } |
8225 | 3103 |
8337
ab443e80d9e4
Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents:
8336
diff
changeset
|
3104 if (rev->active) { |
ab443e80d9e4
Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents:
8336
diff
changeset
|
3105 rev->handler(rev); |
8314
de8981bf2dd5
Advertizing MAX_STREAMS (0x12) credit in advance.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8312
diff
changeset
|
3106 } |
de8981bf2dd5
Advertizing MAX_STREAMS (0x12) credit in advance.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8312
diff
changeset
|
3107 |
8337
ab443e80d9e4
Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents:
8336
diff
changeset
|
3108 /* check if stream was destroyed by handler */ |
8501
fc16e303003a
QUIC: fixed possible use-after-free on stream cleanup.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8500
diff
changeset
|
3109 if (ngx_quic_find_stream(&qc->streams.tree, id) == NULL) { |
8334
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
8333
diff
changeset
|
3110 return NGX_DONE; |
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
8333
diff
changeset
|
3111 } |
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
8333
diff
changeset
|
3112 |
8225 | 3113 return NGX_OK; |
3114 } | |
3115 | |
3116 | |
8245
a14afe21e692
Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents:
8241
diff
changeset
|
3117 static ngx_int_t |
8365
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
3118 ngx_quic_handle_max_data_frame(ngx_connection_t *c, |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
3119 ngx_quic_max_data_frame_t *f) |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
3120 { |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
3121 ngx_event_t *wev; |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
3122 ngx_rbtree_t *tree; |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
3123 ngx_rbtree_node_t *node; |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
3124 ngx_quic_stream_t *qs; |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
3125 ngx_quic_connection_t *qc; |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
3126 |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
3127 qc = c->quic; |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
3128 tree = &qc->streams.tree; |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
3129 |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
3130 if (f->max_data <= qc->streams.send_max_data) { |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
3131 return NGX_OK; |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
3132 } |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
3133 |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
3134 if (qc->streams.sent >= qc->streams.send_max_data) { |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
3135 |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
3136 for (node = ngx_rbtree_min(tree->root, tree->sentinel); |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
3137 node; |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
3138 node = ngx_rbtree_next(tree, node)) |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
3139 { |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
3140 qs = (ngx_quic_stream_t *) node; |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
3141 wev = qs->c->write; |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
3142 |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
3143 if (wev->active) { |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
3144 wev->ready = 1; |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
3145 ngx_post_event(wev, &ngx_posted_events); |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
3146 } |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
3147 } |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
3148 } |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
3149 |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
3150 qc->streams.send_max_data = f->max_data; |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
3151 |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
3152 return NGX_OK; |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
3153 } |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
3154 |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
3155 |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
3156 static ngx_int_t |
8245
a14afe21e692
Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents:
8241
diff
changeset
|
3157 ngx_quic_handle_streams_blocked_frame(ngx_connection_t *c, |
a14afe21e692
Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents:
8241
diff
changeset
|
3158 ngx_quic_header_t *pkt, ngx_quic_streams_blocked_frame_t *f) |
a14afe21e692
Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents:
8241
diff
changeset
|
3159 { |
a14afe21e692
Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents:
8241
diff
changeset
|
3160 return NGX_OK; |
a14afe21e692
Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents:
8241
diff
changeset
|
3161 } |
a14afe21e692
Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents:
8241
diff
changeset
|
3162 |
a14afe21e692
Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents:
8241
diff
changeset
|
3163 |
8266
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
3164 static ngx_int_t |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
3165 ngx_quic_handle_stream_data_blocked_frame(ngx_connection_t *c, |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
3166 ngx_quic_header_t *pkt, ngx_quic_stream_data_blocked_frame_t *f) |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
3167 { |
8280
b364af7f9f3f
Removed ngx_quic_stream_node_t.
Roman Arutyunyan <arut@nginx.com>
parents:
8279
diff
changeset
|
3168 size_t n; |
b364af7f9f3f
Removed ngx_quic_stream_node_t.
Roman Arutyunyan <arut@nginx.com>
parents:
8279
diff
changeset
|
3169 ngx_buf_t *b; |
b364af7f9f3f
Removed ngx_quic_stream_node_t.
Roman Arutyunyan <arut@nginx.com>
parents:
8279
diff
changeset
|
3170 ngx_quic_frame_t *frame; |
b364af7f9f3f
Removed ngx_quic_stream_node_t.
Roman Arutyunyan <arut@nginx.com>
parents:
8279
diff
changeset
|
3171 ngx_quic_stream_t *sn; |
b364af7f9f3f
Removed ngx_quic_stream_node_t.
Roman Arutyunyan <arut@nginx.com>
parents:
8279
diff
changeset
|
3172 ngx_quic_connection_t *qc; |
8266
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
3173 |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
3174 qc = c->quic; |
8429
8fc9fcf18608
Stream ID handling in MAX_STREAM_DATA and STREAM_DATA_BLOCKED.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8428
diff
changeset
|
3175 |
8fc9fcf18608
Stream ID handling in MAX_STREAM_DATA and STREAM_DATA_BLOCKED.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8428
diff
changeset
|
3176 if ((f->id & NGX_QUIC_STREAM_UNIDIRECTIONAL) |
8fc9fcf18608
Stream ID handling in MAX_STREAM_DATA and STREAM_DATA_BLOCKED.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8428
diff
changeset
|
3177 && (f->id & NGX_QUIC_STREAM_SERVER_INITIATED)) |
8fc9fcf18608
Stream ID handling in MAX_STREAM_DATA and STREAM_DATA_BLOCKED.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8428
diff
changeset
|
3178 { |
8fc9fcf18608
Stream ID handling in MAX_STREAM_DATA and STREAM_DATA_BLOCKED.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8428
diff
changeset
|
3179 qc->error = NGX_QUIC_ERR_STREAM_STATE_ERROR; |
8fc9fcf18608
Stream ID handling in MAX_STREAM_DATA and STREAM_DATA_BLOCKED.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8428
diff
changeset
|
3180 return NGX_ERROR; |
8fc9fcf18608
Stream ID handling in MAX_STREAM_DATA and STREAM_DATA_BLOCKED.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8428
diff
changeset
|
3181 } |
8fc9fcf18608
Stream ID handling in MAX_STREAM_DATA and STREAM_DATA_BLOCKED.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8428
diff
changeset
|
3182 |
8266
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
3183 sn = ngx_quic_find_stream(&qc->streams.tree, f->id); |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
3184 |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
3185 if (sn == NULL) { |
8504
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
3186 sn = ngx_quic_create_client_stream(c, f->id); |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
3187 |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
3188 if (sn == NULL) { |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
3189 return NGX_ERROR; |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
3190 } |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
3191 |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
3192 if (sn == NGX_QUIC_STREAM_GONE) { |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
3193 return NGX_OK; |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
3194 } |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
3195 |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
3196 b = sn->b; |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
3197 n = b->end - b->last; |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
3198 |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
3199 sn->c->listening->handler(sn->c); |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
3200 |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
3201 } else { |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
3202 b = sn->b; |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
3203 n = sn->fs.received + (b->pos - b->start) + (b->end - b->last); |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
3204 } |
8266
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
3205 |
8286 | 3206 frame = ngx_quic_alloc_frame(c, 0); |
8266
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
3207 if (frame == NULL) { |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
3208 return NGX_ERROR; |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
3209 } |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
3210 |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
3211 frame->level = pkt->level; |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
3212 frame->type = NGX_QUIC_FT_MAX_STREAM_DATA; |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
3213 frame->u.max_stream_data.id = f->id; |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
3214 frame->u.max_stream_data.limit = n; |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
3215 |
8500
12576ac9556d
QUIC: fixed format specifiers and removed casts.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8499
diff
changeset
|
3216 ngx_sprintf(frame->info, "MAX_STREAM_DATA id:0x%xL limit:%uL level=%d", |
12576ac9556d
QUIC: fixed format specifiers and removed casts.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8499
diff
changeset
|
3217 frame->u.max_stream_data.id, |
12576ac9556d
QUIC: fixed format specifiers and removed casts.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8499
diff
changeset
|
3218 frame->u.max_stream_data.limit, |
8266
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
3219 frame->level); |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
3220 |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
3221 ngx_quic_queue_frame(c->quic, frame); |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
3222 |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
3223 return NGX_OK; |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
3224 } |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
3225 |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
3226 |
8365
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
3227 static ngx_int_t |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
3228 ngx_quic_handle_max_stream_data_frame(ngx_connection_t *c, |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
3229 ngx_quic_header_t *pkt, ngx_quic_max_stream_data_frame_t *f) |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
3230 { |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
3231 uint64_t sent; |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
3232 ngx_event_t *wev; |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
3233 ngx_quic_stream_t *sn; |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
3234 ngx_quic_connection_t *qc; |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
3235 |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
3236 qc = c->quic; |
8429
8fc9fcf18608
Stream ID handling in MAX_STREAM_DATA and STREAM_DATA_BLOCKED.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8428
diff
changeset
|
3237 |
8fc9fcf18608
Stream ID handling in MAX_STREAM_DATA and STREAM_DATA_BLOCKED.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8428
diff
changeset
|
3238 if ((f->id & NGX_QUIC_STREAM_UNIDIRECTIONAL) |
8fc9fcf18608
Stream ID handling in MAX_STREAM_DATA and STREAM_DATA_BLOCKED.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8428
diff
changeset
|
3239 && (f->id & NGX_QUIC_STREAM_SERVER_INITIATED) == 0) |
8fc9fcf18608
Stream ID handling in MAX_STREAM_DATA and STREAM_DATA_BLOCKED.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8428
diff
changeset
|
3240 { |
8fc9fcf18608
Stream ID handling in MAX_STREAM_DATA and STREAM_DATA_BLOCKED.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8428
diff
changeset
|
3241 qc->error = NGX_QUIC_ERR_STREAM_STATE_ERROR; |
8fc9fcf18608
Stream ID handling in MAX_STREAM_DATA and STREAM_DATA_BLOCKED.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8428
diff
changeset
|
3242 return NGX_ERROR; |
8fc9fcf18608
Stream ID handling in MAX_STREAM_DATA and STREAM_DATA_BLOCKED.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8428
diff
changeset
|
3243 } |
8fc9fcf18608
Stream ID handling in MAX_STREAM_DATA and STREAM_DATA_BLOCKED.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8428
diff
changeset
|
3244 |
8365
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
3245 sn = ngx_quic_find_stream(&qc->streams.tree, f->id); |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
3246 |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
3247 if (sn == NULL) { |
8504
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
3248 sn = ngx_quic_create_client_stream(c, f->id); |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
3249 |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
3250 if (sn == NULL) { |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
3251 return NGX_ERROR; |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
3252 } |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
3253 |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
3254 if (sn == NGX_QUIC_STREAM_GONE) { |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
3255 return NGX_OK; |
8429
8fc9fcf18608
Stream ID handling in MAX_STREAM_DATA and STREAM_DATA_BLOCKED.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8428
diff
changeset
|
3256 } |
8fc9fcf18608
Stream ID handling in MAX_STREAM_DATA and STREAM_DATA_BLOCKED.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8428
diff
changeset
|
3257 |
8504
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
3258 if (f->limit > sn->send_max_data) { |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
3259 sn->send_max_data = f->limit; |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
3260 } |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
3261 |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
3262 sn->c->listening->handler(sn->c); |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
3263 |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
3264 return NGX_OK; |
8365
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
3265 } |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
3266 |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
3267 if (f->limit <= sn->send_max_data) { |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
3268 return NGX_OK; |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
3269 } |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
3270 |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
3271 sent = sn->c->sent; |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
3272 |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
3273 if (sent >= sn->send_max_data) { |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
3274 wev = sn->c->write; |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
3275 |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
3276 if (wev->active) { |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
3277 wev->ready = 1; |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
3278 ngx_post_event(wev, &ngx_posted_events); |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
3279 } |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
3280 } |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
3281 |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
3282 sn->send_max_data = f->limit; |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
3283 |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
3284 return NGX_OK; |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
3285 } |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
3286 |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
3287 |
8428
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8427
diff
changeset
|
3288 static ngx_int_t |
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8427
diff
changeset
|
3289 ngx_quic_handle_reset_stream_frame(ngx_connection_t *c, |
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8427
diff
changeset
|
3290 ngx_quic_header_t *pkt, ngx_quic_reset_stream_frame_t *f) |
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8427
diff
changeset
|
3291 { |
8505
240931629995
QUIC: handle client RESET_STREAM and STOP_SENDING.
Roman Arutyunyan <arut@nginx.com>
parents:
8504
diff
changeset
|
3292 ngx_event_t *rev; |
240931629995
QUIC: handle client RESET_STREAM and STOP_SENDING.
Roman Arutyunyan <arut@nginx.com>
parents:
8504
diff
changeset
|
3293 ngx_connection_t *sc; |
240931629995
QUIC: handle client RESET_STREAM and STOP_SENDING.
Roman Arutyunyan <arut@nginx.com>
parents:
8504
diff
changeset
|
3294 ngx_quic_stream_t *sn; |
240931629995
QUIC: handle client RESET_STREAM and STOP_SENDING.
Roman Arutyunyan <arut@nginx.com>
parents:
8504
diff
changeset
|
3295 ngx_quic_connection_t *qc; |
240931629995
QUIC: handle client RESET_STREAM and STOP_SENDING.
Roman Arutyunyan <arut@nginx.com>
parents:
8504
diff
changeset
|
3296 |
240931629995
QUIC: handle client RESET_STREAM and STOP_SENDING.
Roman Arutyunyan <arut@nginx.com>
parents:
8504
diff
changeset
|
3297 qc = c->quic; |
8428
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8427
diff
changeset
|
3298 |
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8427
diff
changeset
|
3299 if ((f->id & NGX_QUIC_STREAM_UNIDIRECTIONAL) |
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8427
diff
changeset
|
3300 && (f->id & NGX_QUIC_STREAM_SERVER_INITIATED)) |
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8427
diff
changeset
|
3301 { |
8505
240931629995
QUIC: handle client RESET_STREAM and STOP_SENDING.
Roman Arutyunyan <arut@nginx.com>
parents:
8504
diff
changeset
|
3302 qc->error = NGX_QUIC_ERR_STREAM_STATE_ERROR; |
8428
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8427
diff
changeset
|
3303 return NGX_ERROR; |
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8427
diff
changeset
|
3304 } |
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8427
diff
changeset
|
3305 |
8505
240931629995
QUIC: handle client RESET_STREAM and STOP_SENDING.
Roman Arutyunyan <arut@nginx.com>
parents:
8504
diff
changeset
|
3306 sn = ngx_quic_find_stream(&qc->streams.tree, f->id); |
240931629995
QUIC: handle client RESET_STREAM and STOP_SENDING.
Roman Arutyunyan <arut@nginx.com>
parents:
8504
diff
changeset
|
3307 |
240931629995
QUIC: handle client RESET_STREAM and STOP_SENDING.
Roman Arutyunyan <arut@nginx.com>
parents:
8504
diff
changeset
|
3308 if (sn == NULL) { |
240931629995
QUIC: handle client RESET_STREAM and STOP_SENDING.
Roman Arutyunyan <arut@nginx.com>
parents:
8504
diff
changeset
|
3309 sn = ngx_quic_create_client_stream(c, f->id); |
240931629995
QUIC: handle client RESET_STREAM and STOP_SENDING.
Roman Arutyunyan <arut@nginx.com>
parents:
8504
diff
changeset
|
3310 |
240931629995
QUIC: handle client RESET_STREAM and STOP_SENDING.
Roman Arutyunyan <arut@nginx.com>
parents:
8504
diff
changeset
|
3311 if (sn == NULL) { |
240931629995
QUIC: handle client RESET_STREAM and STOP_SENDING.
Roman Arutyunyan <arut@nginx.com>
parents:
8504
diff
changeset
|
3312 return NGX_ERROR; |
240931629995
QUIC: handle client RESET_STREAM and STOP_SENDING.
Roman Arutyunyan <arut@nginx.com>
parents:
8504
diff
changeset
|
3313 } |
240931629995
QUIC: handle client RESET_STREAM and STOP_SENDING.
Roman Arutyunyan <arut@nginx.com>
parents:
8504
diff
changeset
|
3314 |
240931629995
QUIC: handle client RESET_STREAM and STOP_SENDING.
Roman Arutyunyan <arut@nginx.com>
parents:
8504
diff
changeset
|
3315 if (sn == NGX_QUIC_STREAM_GONE) { |
240931629995
QUIC: handle client RESET_STREAM and STOP_SENDING.
Roman Arutyunyan <arut@nginx.com>
parents:
8504
diff
changeset
|
3316 return NGX_OK; |
240931629995
QUIC: handle client RESET_STREAM and STOP_SENDING.
Roman Arutyunyan <arut@nginx.com>
parents:
8504
diff
changeset
|
3317 } |
240931629995
QUIC: handle client RESET_STREAM and STOP_SENDING.
Roman Arutyunyan <arut@nginx.com>
parents:
8504
diff
changeset
|
3318 |
240931629995
QUIC: handle client RESET_STREAM and STOP_SENDING.
Roman Arutyunyan <arut@nginx.com>
parents:
8504
diff
changeset
|
3319 sc = sn->c; |
240931629995
QUIC: handle client RESET_STREAM and STOP_SENDING.
Roman Arutyunyan <arut@nginx.com>
parents:
8504
diff
changeset
|
3320 |
240931629995
QUIC: handle client RESET_STREAM and STOP_SENDING.
Roman Arutyunyan <arut@nginx.com>
parents:
8504
diff
changeset
|
3321 rev = sc->read; |
240931629995
QUIC: handle client RESET_STREAM and STOP_SENDING.
Roman Arutyunyan <arut@nginx.com>
parents:
8504
diff
changeset
|
3322 rev->error = 1; |
240931629995
QUIC: handle client RESET_STREAM and STOP_SENDING.
Roman Arutyunyan <arut@nginx.com>
parents:
8504
diff
changeset
|
3323 rev->ready = 1; |
240931629995
QUIC: handle client RESET_STREAM and STOP_SENDING.
Roman Arutyunyan <arut@nginx.com>
parents:
8504
diff
changeset
|
3324 |
240931629995
QUIC: handle client RESET_STREAM and STOP_SENDING.
Roman Arutyunyan <arut@nginx.com>
parents:
8504
diff
changeset
|
3325 sc->listening->handler(sc); |
240931629995
QUIC: handle client RESET_STREAM and STOP_SENDING.
Roman Arutyunyan <arut@nginx.com>
parents:
8504
diff
changeset
|
3326 |
240931629995
QUIC: handle client RESET_STREAM and STOP_SENDING.
Roman Arutyunyan <arut@nginx.com>
parents:
8504
diff
changeset
|
3327 return NGX_OK; |
240931629995
QUIC: handle client RESET_STREAM and STOP_SENDING.
Roman Arutyunyan <arut@nginx.com>
parents:
8504
diff
changeset
|
3328 } |
240931629995
QUIC: handle client RESET_STREAM and STOP_SENDING.
Roman Arutyunyan <arut@nginx.com>
parents:
8504
diff
changeset
|
3329 |
240931629995
QUIC: handle client RESET_STREAM and STOP_SENDING.
Roman Arutyunyan <arut@nginx.com>
parents:
8504
diff
changeset
|
3330 rev = sn->c->read; |
240931629995
QUIC: handle client RESET_STREAM and STOP_SENDING.
Roman Arutyunyan <arut@nginx.com>
parents:
8504
diff
changeset
|
3331 rev->error = 1; |
240931629995
QUIC: handle client RESET_STREAM and STOP_SENDING.
Roman Arutyunyan <arut@nginx.com>
parents:
8504
diff
changeset
|
3332 rev->ready = 1; |
240931629995
QUIC: handle client RESET_STREAM and STOP_SENDING.
Roman Arutyunyan <arut@nginx.com>
parents:
8504
diff
changeset
|
3333 |
240931629995
QUIC: handle client RESET_STREAM and STOP_SENDING.
Roman Arutyunyan <arut@nginx.com>
parents:
8504
diff
changeset
|
3334 if (rev->active) { |
240931629995
QUIC: handle client RESET_STREAM and STOP_SENDING.
Roman Arutyunyan <arut@nginx.com>
parents:
8504
diff
changeset
|
3335 rev->handler(rev); |
240931629995
QUIC: handle client RESET_STREAM and STOP_SENDING.
Roman Arutyunyan <arut@nginx.com>
parents:
8504
diff
changeset
|
3336 } |
240931629995
QUIC: handle client RESET_STREAM and STOP_SENDING.
Roman Arutyunyan <arut@nginx.com>
parents:
8504
diff
changeset
|
3337 |
8428
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8427
diff
changeset
|
3338 return NGX_OK; |
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8427
diff
changeset
|
3339 } |
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8427
diff
changeset
|
3340 |
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8427
diff
changeset
|
3341 |
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8427
diff
changeset
|
3342 static ngx_int_t |
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8427
diff
changeset
|
3343 ngx_quic_handle_stop_sending_frame(ngx_connection_t *c, |
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8427
diff
changeset
|
3344 ngx_quic_header_t *pkt, ngx_quic_stop_sending_frame_t *f) |
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8427
diff
changeset
|
3345 { |
8505
240931629995
QUIC: handle client RESET_STREAM and STOP_SENDING.
Roman Arutyunyan <arut@nginx.com>
parents:
8504
diff
changeset
|
3346 ngx_event_t *wev; |
240931629995
QUIC: handle client RESET_STREAM and STOP_SENDING.
Roman Arutyunyan <arut@nginx.com>
parents:
8504
diff
changeset
|
3347 ngx_connection_t *sc; |
8428
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8427
diff
changeset
|
3348 ngx_quic_stream_t *sn; |
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8427
diff
changeset
|
3349 ngx_quic_connection_t *qc; |
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8427
diff
changeset
|
3350 |
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8427
diff
changeset
|
3351 qc = c->quic; |
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8427
diff
changeset
|
3352 |
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8427
diff
changeset
|
3353 if ((f->id & NGX_QUIC_STREAM_UNIDIRECTIONAL) |
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8427
diff
changeset
|
3354 && (f->id & NGX_QUIC_STREAM_SERVER_INITIATED) == 0) |
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8427
diff
changeset
|
3355 { |
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8427
diff
changeset
|
3356 qc->error = NGX_QUIC_ERR_STREAM_STATE_ERROR; |
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8427
diff
changeset
|
3357 return NGX_ERROR; |
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8427
diff
changeset
|
3358 } |
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8427
diff
changeset
|
3359 |
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8427
diff
changeset
|
3360 sn = ngx_quic_find_stream(&qc->streams.tree, f->id); |
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8427
diff
changeset
|
3361 |
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8427
diff
changeset
|
3362 if (sn == NULL) { |
8505
240931629995
QUIC: handle client RESET_STREAM and STOP_SENDING.
Roman Arutyunyan <arut@nginx.com>
parents:
8504
diff
changeset
|
3363 sn = ngx_quic_create_client_stream(c, f->id); |
240931629995
QUIC: handle client RESET_STREAM and STOP_SENDING.
Roman Arutyunyan <arut@nginx.com>
parents:
8504
diff
changeset
|
3364 |
240931629995
QUIC: handle client RESET_STREAM and STOP_SENDING.
Roman Arutyunyan <arut@nginx.com>
parents:
8504
diff
changeset
|
3365 if (sn == NULL) { |
8428
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8427
diff
changeset
|
3366 return NGX_ERROR; |
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8427
diff
changeset
|
3367 } |
8505
240931629995
QUIC: handle client RESET_STREAM and STOP_SENDING.
Roman Arutyunyan <arut@nginx.com>
parents:
8504
diff
changeset
|
3368 |
240931629995
QUIC: handle client RESET_STREAM and STOP_SENDING.
Roman Arutyunyan <arut@nginx.com>
parents:
8504
diff
changeset
|
3369 if (sn == NGX_QUIC_STREAM_GONE) { |
240931629995
QUIC: handle client RESET_STREAM and STOP_SENDING.
Roman Arutyunyan <arut@nginx.com>
parents:
8504
diff
changeset
|
3370 return NGX_OK; |
240931629995
QUIC: handle client RESET_STREAM and STOP_SENDING.
Roman Arutyunyan <arut@nginx.com>
parents:
8504
diff
changeset
|
3371 } |
240931629995
QUIC: handle client RESET_STREAM and STOP_SENDING.
Roman Arutyunyan <arut@nginx.com>
parents:
8504
diff
changeset
|
3372 |
240931629995
QUIC: handle client RESET_STREAM and STOP_SENDING.
Roman Arutyunyan <arut@nginx.com>
parents:
8504
diff
changeset
|
3373 sc = sn->c; |
240931629995
QUIC: handle client RESET_STREAM and STOP_SENDING.
Roman Arutyunyan <arut@nginx.com>
parents:
8504
diff
changeset
|
3374 |
240931629995
QUIC: handle client RESET_STREAM and STOP_SENDING.
Roman Arutyunyan <arut@nginx.com>
parents:
8504
diff
changeset
|
3375 wev = sc->write; |
240931629995
QUIC: handle client RESET_STREAM and STOP_SENDING.
Roman Arutyunyan <arut@nginx.com>
parents:
8504
diff
changeset
|
3376 wev->error = 1; |
240931629995
QUIC: handle client RESET_STREAM and STOP_SENDING.
Roman Arutyunyan <arut@nginx.com>
parents:
8504
diff
changeset
|
3377 wev->ready = 1; |
240931629995
QUIC: handle client RESET_STREAM and STOP_SENDING.
Roman Arutyunyan <arut@nginx.com>
parents:
8504
diff
changeset
|
3378 |
240931629995
QUIC: handle client RESET_STREAM and STOP_SENDING.
Roman Arutyunyan <arut@nginx.com>
parents:
8504
diff
changeset
|
3379 sc->listening->handler(sc); |
240931629995
QUIC: handle client RESET_STREAM and STOP_SENDING.
Roman Arutyunyan <arut@nginx.com>
parents:
8504
diff
changeset
|
3380 |
240931629995
QUIC: handle client RESET_STREAM and STOP_SENDING.
Roman Arutyunyan <arut@nginx.com>
parents:
8504
diff
changeset
|
3381 return NGX_OK; |
240931629995
QUIC: handle client RESET_STREAM and STOP_SENDING.
Roman Arutyunyan <arut@nginx.com>
parents:
8504
diff
changeset
|
3382 } |
240931629995
QUIC: handle client RESET_STREAM and STOP_SENDING.
Roman Arutyunyan <arut@nginx.com>
parents:
8504
diff
changeset
|
3383 |
240931629995
QUIC: handle client RESET_STREAM and STOP_SENDING.
Roman Arutyunyan <arut@nginx.com>
parents:
8504
diff
changeset
|
3384 wev = sn->c->write; |
240931629995
QUIC: handle client RESET_STREAM and STOP_SENDING.
Roman Arutyunyan <arut@nginx.com>
parents:
8504
diff
changeset
|
3385 wev->error = 1; |
240931629995
QUIC: handle client RESET_STREAM and STOP_SENDING.
Roman Arutyunyan <arut@nginx.com>
parents:
8504
diff
changeset
|
3386 wev->ready = 1; |
240931629995
QUIC: handle client RESET_STREAM and STOP_SENDING.
Roman Arutyunyan <arut@nginx.com>
parents:
8504
diff
changeset
|
3387 |
240931629995
QUIC: handle client RESET_STREAM and STOP_SENDING.
Roman Arutyunyan <arut@nginx.com>
parents:
8504
diff
changeset
|
3388 if (wev->active) { |
240931629995
QUIC: handle client RESET_STREAM and STOP_SENDING.
Roman Arutyunyan <arut@nginx.com>
parents:
8504
diff
changeset
|
3389 wev->handler(wev); |
8428
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8427
diff
changeset
|
3390 } |
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8427
diff
changeset
|
3391 |
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8427
diff
changeset
|
3392 return NGX_OK; |
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8427
diff
changeset
|
3393 } |
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8427
diff
changeset
|
3394 |
953cf44708b0
Stream ID handling in RESET_STREAM and STOP_SENDING frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8427
diff
changeset
|
3395 |
8495
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8486
diff
changeset
|
3396 static ngx_int_t |
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8486
diff
changeset
|
3397 ngx_quic_handle_max_streams_frame(ngx_connection_t *c, |
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8486
diff
changeset
|
3398 ngx_quic_header_t *pkt, ngx_quic_max_streams_frame_t *f) |
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8486
diff
changeset
|
3399 { |
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8486
diff
changeset
|
3400 ngx_quic_connection_t *qc; |
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8486
diff
changeset
|
3401 |
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8486
diff
changeset
|
3402 qc = c->quic; |
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8486
diff
changeset
|
3403 |
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8486
diff
changeset
|
3404 if (f->bidi) { |
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8486
diff
changeset
|
3405 if (qc->streams.server_max_streams_bidi < f->limit) { |
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8486
diff
changeset
|
3406 qc->streams.server_max_streams_bidi = f->limit; |
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8486
diff
changeset
|
3407 |
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8486
diff
changeset
|
3408 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0, |
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8486
diff
changeset
|
3409 "quic max_streams_bidi:%uL", f->limit); |
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8486
diff
changeset
|
3410 } |
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8486
diff
changeset
|
3411 |
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8486
diff
changeset
|
3412 } else { |
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8486
diff
changeset
|
3413 if (qc->streams.server_max_streams_uni < f->limit) { |
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8486
diff
changeset
|
3414 qc->streams.server_max_streams_uni = f->limit; |
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8486
diff
changeset
|
3415 |
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8486
diff
changeset
|
3416 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0, |
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8486
diff
changeset
|
3417 "quic max_streams_uni:%uL", f->limit); |
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8486
diff
changeset
|
3418 } |
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8486
diff
changeset
|
3419 } |
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8486
diff
changeset
|
3420 |
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8486
diff
changeset
|
3421 return NGX_OK; |
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8486
diff
changeset
|
3422 } |
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8486
diff
changeset
|
3423 |
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8486
diff
changeset
|
3424 |
8225 | 3425 static void |
3426 ngx_quic_queue_frame(ngx_quic_connection_t *qc, ngx_quic_frame_t *frame) | |
3427 { | |
8331
bda817d16cc2
Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents:
8328
diff
changeset
|
3428 ngx_quic_send_ctx_t *ctx; |
bda817d16cc2
Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents:
8328
diff
changeset
|
3429 |
bda817d16cc2
Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents:
8328
diff
changeset
|
3430 ctx = ngx_quic_get_send_ctx(qc, frame->level); |
bda817d16cc2
Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents:
8328
diff
changeset
|
3431 |
bda817d16cc2
Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents:
8328
diff
changeset
|
3432 ngx_queue_insert_tail(&ctx->frames, &frame->queue); |
8309 | 3433 |
8476
f9fbeb4ee0de
QUIC: added limit of queued data.
Vladimir Homutov <vl@nginx.com>
parents:
8475
diff
changeset
|
3434 frame->len = ngx_quic_create_frame(NULL, frame); |
f9fbeb4ee0de
QUIC: added limit of queued data.
Vladimir Homutov <vl@nginx.com>
parents:
8475
diff
changeset
|
3435 /* always succeeds */ |
f9fbeb4ee0de
QUIC: added limit of queued data.
Vladimir Homutov <vl@nginx.com>
parents:
8475
diff
changeset
|
3436 |
f9fbeb4ee0de
QUIC: added limit of queued data.
Vladimir Homutov <vl@nginx.com>
parents:
8475
diff
changeset
|
3437 if (qc->closing) { |
f9fbeb4ee0de
QUIC: added limit of queued data.
Vladimir Homutov <vl@nginx.com>
parents:
8475
diff
changeset
|
3438 return; |
f9fbeb4ee0de
QUIC: added limit of queued data.
Vladimir Homutov <vl@nginx.com>
parents:
8475
diff
changeset
|
3439 } |
f9fbeb4ee0de
QUIC: added limit of queued data.
Vladimir Homutov <vl@nginx.com>
parents:
8475
diff
changeset
|
3440 |
8517
924882f42dea
QUIC: do not artificially delay sending queued frames.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8516
diff
changeset
|
3441 ngx_post_event(&qc->push, &ngx_posted_events); |
8225 | 3442 } |
3443 | |
3444 | |
3445 static ngx_int_t | |
3446 ngx_quic_output(ngx_connection_t *c) | |
3447 { | |
8308
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3448 ngx_uint_t i; |
8225 | 3449 ngx_quic_connection_t *qc; |
3450 | |
8275 | 3451 c->log->action = "sending frames"; |
3452 | |
8308
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3453 qc = c->quic; |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3454 |
8331
bda817d16cc2
Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents:
8328
diff
changeset
|
3455 for (i = 0; i < NGX_QUIC_SEND_CTX_LAST; i++) { |
8332
6ad871b63422
Cleaned up magic numbers in ngx_quic_output_frames().
Vladimir Homutov <vl@nginx.com>
parents:
8331
diff
changeset
|
3456 if (ngx_quic_output_frames(c, &qc->send_ctx[i]) != NGX_OK) { |
8225 | 3457 return NGX_ERROR; |
3458 } | |
8308
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3459 } |
8225 | 3460 |
8322
d9bc33166361
Do not set timers after the connection is closed.
Vladimir Homutov <vl@nginx.com>
parents:
8321
diff
changeset
|
3461 if (!qc->send_timer_set && !qc->closing) { |
8271
8e54a17dabee
Respect QUIC max_idle_timeout.
Roman Arutyunyan <arut@nginx.com>
parents:
8270
diff
changeset
|
3462 qc->send_timer_set = 1; |
8e54a17dabee
Respect QUIC max_idle_timeout.
Roman Arutyunyan <arut@nginx.com>
parents:
8270
diff
changeset
|
3463 ngx_add_timer(c->read, qc->tp.max_idle_timeout); |
8e54a17dabee
Respect QUIC max_idle_timeout.
Roman Arutyunyan <arut@nginx.com>
parents:
8270
diff
changeset
|
3464 } |
8e54a17dabee
Respect QUIC max_idle_timeout.
Roman Arutyunyan <arut@nginx.com>
parents:
8270
diff
changeset
|
3465 |
8225 | 3466 return NGX_OK; |
3467 } | |
3468 | |
3469 | |
8308
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3470 static ngx_int_t |
8332
6ad871b63422
Cleaned up magic numbers in ngx_quic_output_frames().
Vladimir Homutov <vl@nginx.com>
parents:
8331
diff
changeset
|
3471 ngx_quic_output_frames(ngx_connection_t *c, ngx_quic_send_ctx_t *ctx) |
8308
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3472 { |
8476
f9fbeb4ee0de
QUIC: added limit of queued data.
Vladimir Homutov <vl@nginx.com>
parents:
8475
diff
changeset
|
3473 size_t len, hlen; |
8364
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
3474 ngx_uint_t need_ack; |
8308
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3475 ngx_queue_t *q, range; |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3476 ngx_quic_frame_t *f; |
8364
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
3477 ngx_quic_congestion_t *cg; |
8308
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3478 ngx_quic_connection_t *qc; |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3479 |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3480 qc = c->quic; |
8364
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
3481 cg = &qc->congestion; |
8308
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3482 |
8331
bda817d16cc2
Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents:
8328
diff
changeset
|
3483 if (ngx_queue_empty(&ctx->frames)) { |
8308
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3484 return NGX_OK; |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3485 } |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3486 |
8332
6ad871b63422
Cleaned up magic numbers in ngx_quic_output_frames().
Vladimir Homutov <vl@nginx.com>
parents:
8331
diff
changeset
|
3487 q = ngx_queue_head(&ctx->frames); |
6ad871b63422
Cleaned up magic numbers in ngx_quic_output_frames().
Vladimir Homutov <vl@nginx.com>
parents:
8331
diff
changeset
|
3488 f = ngx_queue_data(q, ngx_quic_frame_t, queue); |
6ad871b63422
Cleaned up magic numbers in ngx_quic_output_frames().
Vladimir Homutov <vl@nginx.com>
parents:
8331
diff
changeset
|
3489 |
6ad871b63422
Cleaned up magic numbers in ngx_quic_output_frames().
Vladimir Homutov <vl@nginx.com>
parents:
8331
diff
changeset
|
3490 /* all frames in same send_ctx share same level */ |
6ad871b63422
Cleaned up magic numbers in ngx_quic_output_frames().
Vladimir Homutov <vl@nginx.com>
parents:
8331
diff
changeset
|
3491 hlen = (f->level == ssl_encryption_application) ? NGX_QUIC_MAX_SHORT_HEADER |
6ad871b63422
Cleaned up magic numbers in ngx_quic_output_frames().
Vladimir Homutov <vl@nginx.com>
parents:
8331
diff
changeset
|
3492 : NGX_QUIC_MAX_LONG_HEADER; |
8308
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3493 hlen += EVP_GCM_TLS_TAG_LEN; |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3494 |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3495 do { |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3496 len = 0; |
8364
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
3497 need_ack = 0; |
8308
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3498 ngx_queue_init(&range); |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3499 |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3500 do { |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3501 /* process group of frames that fits into packet */ |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3502 f = ngx_queue_data(q, ngx_quic_frame_t, queue); |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3503 |
8476
f9fbeb4ee0de
QUIC: added limit of queued data.
Vladimir Homutov <vl@nginx.com>
parents:
8475
diff
changeset
|
3504 if (len && hlen + len + f->len > qc->ctp.max_udp_payload_size) { |
8308
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3505 break; |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3506 } |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3507 |
8364
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
3508 if (f->need_ack) { |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
3509 need_ack = 1; |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
3510 } |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
3511 |
8476
f9fbeb4ee0de
QUIC: added limit of queued data.
Vladimir Homutov <vl@nginx.com>
parents:
8475
diff
changeset
|
3512 if (need_ack && cg->in_flight + len + f->len > cg->window) { |
8364
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
3513 break; |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
3514 } |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
3515 |
8477
031918df51c0
QUIC: added anti-amplification limit.
Vladimir Homutov <vl@nginx.com>
parents:
8476
diff
changeset
|
3516 if (!qc->validated) { |
031918df51c0
QUIC: added anti-amplification limit.
Vladimir Homutov <vl@nginx.com>
parents:
8476
diff
changeset
|
3517 /* |
031918df51c0
QUIC: added anti-amplification limit.
Vladimir Homutov <vl@nginx.com>
parents:
8476
diff
changeset
|
3518 * Prior to validation, endpoints are limited in what they |
031918df51c0
QUIC: added anti-amplification limit.
Vladimir Homutov <vl@nginx.com>
parents:
8476
diff
changeset
|
3519 * are able to send. During the handshake, a server cannot |
031918df51c0
QUIC: added anti-amplification limit.
Vladimir Homutov <vl@nginx.com>
parents:
8476
diff
changeset
|
3520 * send more than three times the data it receives; |
031918df51c0
QUIC: added anti-amplification limit.
Vladimir Homutov <vl@nginx.com>
parents:
8476
diff
changeset
|
3521 */ |
031918df51c0
QUIC: added anti-amplification limit.
Vladimir Homutov <vl@nginx.com>
parents:
8476
diff
changeset
|
3522 |
031918df51c0
QUIC: added anti-amplification limit.
Vladimir Homutov <vl@nginx.com>
parents:
8476
diff
changeset
|
3523 if (((c->sent + len + f->len) / 3) > qc->received) { |
031918df51c0
QUIC: added anti-amplification limit.
Vladimir Homutov <vl@nginx.com>
parents:
8476
diff
changeset
|
3524 ngx_log_debug2(NGX_LOG_DEBUG_EVENT, c->log, 0, |
031918df51c0
QUIC: added anti-amplification limit.
Vladimir Homutov <vl@nginx.com>
parents:
8476
diff
changeset
|
3525 "quic hit amplification limit" |
031918df51c0
QUIC: added anti-amplification limit.
Vladimir Homutov <vl@nginx.com>
parents:
8476
diff
changeset
|
3526 " received %uz sent %O", |
031918df51c0
QUIC: added anti-amplification limit.
Vladimir Homutov <vl@nginx.com>
parents:
8476
diff
changeset
|
3527 qc->received, c->sent); |
031918df51c0
QUIC: added anti-amplification limit.
Vladimir Homutov <vl@nginx.com>
parents:
8476
diff
changeset
|
3528 break; |
031918df51c0
QUIC: added anti-amplification limit.
Vladimir Homutov <vl@nginx.com>
parents:
8476
diff
changeset
|
3529 } |
031918df51c0
QUIC: added anti-amplification limit.
Vladimir Homutov <vl@nginx.com>
parents:
8476
diff
changeset
|
3530 } |
031918df51c0
QUIC: added anti-amplification limit.
Vladimir Homutov <vl@nginx.com>
parents:
8476
diff
changeset
|
3531 |
8308
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3532 q = ngx_queue_next(q); |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3533 |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3534 f->first = ngx_current_msec; |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3535 |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3536 ngx_queue_remove(&f->queue); |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3537 ngx_queue_insert_tail(&range, &f->queue); |
8476
f9fbeb4ee0de
QUIC: added limit of queued data.
Vladimir Homutov <vl@nginx.com>
parents:
8475
diff
changeset
|
3538 |
f9fbeb4ee0de
QUIC: added limit of queued data.
Vladimir Homutov <vl@nginx.com>
parents:
8475
diff
changeset
|
3539 len += f->len; |
8308
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3540 |
8331
bda817d16cc2
Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents:
8328
diff
changeset
|
3541 } while (q != ngx_queue_sentinel(&ctx->frames)); |
8308
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3542 |
8364
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
3543 if (ngx_queue_empty(&range)) { |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
3544 break; |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
3545 } |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
3546 |
8473
1b9db5c8c29b
QUIC: reworked ngx_quic_send_frames() function.
Vladimir Homutov <vl@nginx.com>
parents:
8472
diff
changeset
|
3547 if (ngx_quic_send_frames(c, ctx, &range) != NGX_OK) { |
8308
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3548 return NGX_ERROR; |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3549 } |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3550 |
8331
bda817d16cc2
Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents:
8328
diff
changeset
|
3551 } while (q != ngx_queue_sentinel(&ctx->frames)); |
8308
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3552 |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3553 return NGX_OK; |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3554 } |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3555 |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3556 |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3557 static void |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3558 ngx_quic_free_frames(ngx_connection_t *c, ngx_queue_t *frames) |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3559 { |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3560 ngx_queue_t *q; |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3561 ngx_quic_frame_t *f; |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3562 |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3563 do { |
8334
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
8333
diff
changeset
|
3564 q = ngx_queue_head(frames); |
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
8333
diff
changeset
|
3565 |
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
8333
diff
changeset
|
3566 if (q == ngx_queue_sentinel(frames)) { |
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
8333
diff
changeset
|
3567 break; |
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
8333
diff
changeset
|
3568 } |
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
8333
diff
changeset
|
3569 |
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
8333
diff
changeset
|
3570 ngx_queue_remove(q); |
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
8333
diff
changeset
|
3571 |
8308
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3572 f = ngx_queue_data(q, ngx_quic_frame_t, queue); |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3573 |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3574 ngx_quic_free_frame(c, f); |
8334
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
8333
diff
changeset
|
3575 } while (1); |
8308
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3576 } |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3577 |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3578 |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3579 static ngx_int_t |
8473
1b9db5c8c29b
QUIC: reworked ngx_quic_send_frames() function.
Vladimir Homutov <vl@nginx.com>
parents:
8472
diff
changeset
|
3580 ngx_quic_send_frames(ngx_connection_t *c, ngx_quic_send_ctx_t *ctx, |
1b9db5c8c29b
QUIC: reworked ngx_quic_send_frames() function.
Vladimir Homutov <vl@nginx.com>
parents:
8472
diff
changeset
|
3581 ngx_queue_t *frames) |
8225 | 3582 { |
8289
949b95e4d504
Merged ngx_quic_send_packet() into ngx_quic_send_frames().
Vladimir Homutov <vl@nginx.com>
parents:
8288
diff
changeset
|
3583 ssize_t len; |
949b95e4d504
Merged ngx_quic_send_packet() into ngx_quic_send_frames().
Vladimir Homutov <vl@nginx.com>
parents:
8288
diff
changeset
|
3584 u_char *p; |
8308
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3585 ngx_msec_t now; |
8289
949b95e4d504
Merged ngx_quic_send_packet() into ngx_quic_send_frames().
Vladimir Homutov <vl@nginx.com>
parents:
8288
diff
changeset
|
3586 ngx_str_t out, res; |
8308
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3587 ngx_queue_t *q; |
8385
fb7422074258
Added generation of CC frames with error on connection termination.
Vladimir Homutov <vl@nginx.com>
parents:
8384
diff
changeset
|
3588 ngx_ssl_conn_t *ssl_conn; |
8308
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3589 ngx_quic_frame_t *f, *start; |
8289
949b95e4d504
Merged ngx_quic_send_packet() into ngx_quic_send_frames().
Vladimir Homutov <vl@nginx.com>
parents:
8288
diff
changeset
|
3590 ngx_quic_header_t pkt; |
8306
058a5af7ddfc
Refactored QUIC secrets storage.
Vladimir Homutov <vl@nginx.com>
parents:
8305
diff
changeset
|
3591 ngx_quic_secrets_t *keys; |
8289
949b95e4d504
Merged ngx_quic_send_packet() into ngx_quic_send_frames().
Vladimir Homutov <vl@nginx.com>
parents:
8288
diff
changeset
|
3592 ngx_quic_connection_t *qc; |
949b95e4d504
Merged ngx_quic_send_packet() into ngx_quic_send_frames().
Vladimir Homutov <vl@nginx.com>
parents:
8288
diff
changeset
|
3593 static ngx_str_t initial_token = ngx_null_string; |
8415
125cbfa77013
Renamed max_packet_size to max_udp_payload_size, from draft-28.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8413
diff
changeset
|
3594 static u_char src[NGX_QUIC_MAX_UDP_PAYLOAD_SIZE]; |
125cbfa77013
Renamed max_packet_size to max_udp_payload_size, from draft-28.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8413
diff
changeset
|
3595 static u_char dst[NGX_QUIC_MAX_UDP_PAYLOAD_SIZE]; |
8225 | 3596 |
8359 | 3597 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, c->log, 0, |
3598 "quic ngx_quic_send_frames"); | |
8308
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3599 |
8385
fb7422074258
Added generation of CC frames with error on connection termination.
Vladimir Homutov <vl@nginx.com>
parents:
8384
diff
changeset
|
3600 ssl_conn = c->ssl ? c->ssl->connection : NULL; |
fb7422074258
Added generation of CC frames with error on connection termination.
Vladimir Homutov <vl@nginx.com>
parents:
8384
diff
changeset
|
3601 |
8308
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3602 q = ngx_queue_head(frames); |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3603 start = ngx_queue_data(q, ngx_quic_frame_t, queue); |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3604 |
8289
949b95e4d504
Merged ngx_quic_send_packet() into ngx_quic_send_frames().
Vladimir Homutov <vl@nginx.com>
parents:
8288
diff
changeset
|
3605 ngx_memzero(&pkt, sizeof(ngx_quic_header_t)); |
8225 | 3606 |
8364
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
3607 now = ngx_current_msec; |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
3608 |
8289
949b95e4d504
Merged ngx_quic_send_packet() into ngx_quic_send_frames().
Vladimir Homutov <vl@nginx.com>
parents:
8288
diff
changeset
|
3609 p = src; |
949b95e4d504
Merged ngx_quic_send_packet() into ngx_quic_send_frames().
Vladimir Homutov <vl@nginx.com>
parents:
8288
diff
changeset
|
3610 out.data = src; |
8225 | 3611 |
8308
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3612 for (q = ngx_queue_head(frames); |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3613 q != ngx_queue_sentinel(frames); |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3614 q = ngx_queue_next(q)) |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3615 { |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3616 f = ngx_queue_data(q, ngx_quic_frame_t, queue); |
8225 | 3617 |
8359 | 3618 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0, |
3619 "quic frame out: %s", f->info); | |
8225 | 3620 |
8308
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3621 len = ngx_quic_create_frame(p, f); |
8225 | 3622 if (len == -1) { |
3623 return NGX_ERROR; | |
3624 } | |
3625 | |
8312
053fa468b044
Fixed missing propagation of need_ack flag from frames to packet.
Vladimir Homutov <vl@nginx.com>
parents:
8311
diff
changeset
|
3626 if (f->need_ack) { |
053fa468b044
Fixed missing propagation of need_ack flag from frames to packet.
Vladimir Homutov <vl@nginx.com>
parents:
8311
diff
changeset
|
3627 pkt.need_ack = 1; |
053fa468b044
Fixed missing propagation of need_ack flag from frames to packet.
Vladimir Homutov <vl@nginx.com>
parents:
8311
diff
changeset
|
3628 } |
053fa468b044
Fixed missing propagation of need_ack flag from frames to packet.
Vladimir Homutov <vl@nginx.com>
parents:
8311
diff
changeset
|
3629 |
8225 | 3630 p += len; |
8331
bda817d16cc2
Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents:
8328
diff
changeset
|
3631 f->pnum = ctx->pnum; |
8364
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
3632 f->last = now; |
8308
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3633 } |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3634 |
8225 | 3635 out.len = p - out.data; |
3636 | |
8301
c9fbe9508e1f
QUIC packet padding to fulfil header protection sample demands.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8300
diff
changeset
|
3637 while (out.len < 4) { |
c9fbe9508e1f
QUIC packet padding to fulfil header protection sample demands.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8300
diff
changeset
|
3638 *p++ = NGX_QUIC_FT_PADDING; |
c9fbe9508e1f
QUIC packet padding to fulfil header protection sample demands.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8300
diff
changeset
|
3639 out.len++; |
c9fbe9508e1f
QUIC packet padding to fulfil header protection sample demands.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8300
diff
changeset
|
3640 } |
c9fbe9508e1f
QUIC packet padding to fulfil header protection sample demands.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8300
diff
changeset
|
3641 |
8289
949b95e4d504
Merged ngx_quic_send_packet() into ngx_quic_send_frames().
Vladimir Homutov <vl@nginx.com>
parents:
8288
diff
changeset
|
3642 qc = c->quic; |
8225 | 3643 |
8306
058a5af7ddfc
Refactored QUIC secrets storage.
Vladimir Homutov <vl@nginx.com>
parents:
8305
diff
changeset
|
3644 keys = &c->quic->keys[start->level]; |
058a5af7ddfc
Refactored QUIC secrets storage.
Vladimir Homutov <vl@nginx.com>
parents:
8305
diff
changeset
|
3645 |
058a5af7ddfc
Refactored QUIC secrets storage.
Vladimir Homutov <vl@nginx.com>
parents:
8305
diff
changeset
|
3646 pkt.secret = &keys->server; |
058a5af7ddfc
Refactored QUIC secrets storage.
Vladimir Homutov <vl@nginx.com>
parents:
8305
diff
changeset
|
3647 |
8370
262396242352
Reworked macros for parsing/assembling packet types.
Vladimir Homutov <vl@nginx.com>
parents:
8369
diff
changeset
|
3648 pkt.flags = NGX_QUIC_PKT_FIXED_BIT; |
262396242352
Reworked macros for parsing/assembling packet types.
Vladimir Homutov <vl@nginx.com>
parents:
8369
diff
changeset
|
3649 |
8289
949b95e4d504
Merged ngx_quic_send_packet() into ngx_quic_send_frames().
Vladimir Homutov <vl@nginx.com>
parents:
8288
diff
changeset
|
3650 if (start->level == ssl_encryption_initial) { |
8370
262396242352
Reworked macros for parsing/assembling packet types.
Vladimir Homutov <vl@nginx.com>
parents:
8369
diff
changeset
|
3651 pkt.flags |= NGX_QUIC_PKT_LONG | NGX_QUIC_PKT_INITIAL; |
8225 | 3652 pkt.token = initial_token; |
3653 | |
8289
949b95e4d504
Merged ngx_quic_send_packet() into ngx_quic_send_frames().
Vladimir Homutov <vl@nginx.com>
parents:
8288
diff
changeset
|
3654 } else if (start->level == ssl_encryption_handshake) { |
8370
262396242352
Reworked macros for parsing/assembling packet types.
Vladimir Homutov <vl@nginx.com>
parents:
8369
diff
changeset
|
3655 pkt.flags |= NGX_QUIC_PKT_LONG | NGX_QUIC_PKT_HANDSHAKE; |
8315
fdda518d10ba
Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents:
8314
diff
changeset
|
3656 |
fdda518d10ba
Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents:
8314
diff
changeset
|
3657 } else { |
8370
262396242352
Reworked macros for parsing/assembling packet types.
Vladimir Homutov <vl@nginx.com>
parents:
8369
diff
changeset
|
3658 if (c->quic->key_phase) { |
262396242352
Reworked macros for parsing/assembling packet types.
Vladimir Homutov <vl@nginx.com>
parents:
8369
diff
changeset
|
3659 pkt.flags |= NGX_QUIC_PKT_KPHASE; |
262396242352
Reworked macros for parsing/assembling packet types.
Vladimir Homutov <vl@nginx.com>
parents:
8369
diff
changeset
|
3660 } |
8225 | 3661 } |
3662 | |
8331
bda817d16cc2
Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents:
8328
diff
changeset
|
3663 ngx_quic_set_packet_number(&pkt, ctx); |
8315
fdda518d10ba
Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents:
8314
diff
changeset
|
3664 |
8289
949b95e4d504
Merged ngx_quic_send_packet() into ngx_quic_send_frames().
Vladimir Homutov <vl@nginx.com>
parents:
8288
diff
changeset
|
3665 pkt.log = c->log; |
949b95e4d504
Merged ngx_quic_send_packet() into ngx_quic_send_frames().
Vladimir Homutov <vl@nginx.com>
parents:
8288
diff
changeset
|
3666 pkt.level = start->level; |
8344
e0abe17a2878
Removed source/destination swap from the function creating header.
Vladimir Homutov <vl@nginx.com>
parents:
8343
diff
changeset
|
3667 pkt.dcid = qc->scid; |
e0abe17a2878
Removed source/destination swap from the function creating header.
Vladimir Homutov <vl@nginx.com>
parents:
8343
diff
changeset
|
3668 pkt.scid = qc->dcid; |
8289
949b95e4d504
Merged ngx_quic_send_packet() into ngx_quic_send_frames().
Vladimir Homutov <vl@nginx.com>
parents:
8288
diff
changeset
|
3669 pkt.payload = out; |
8285
f85749b60e58
Removed memory allocations from encryption code.
Vladimir Homutov <vl@nginx.com>
parents:
8284
diff
changeset
|
3670 |
8289
949b95e4d504
Merged ngx_quic_send_packet() into ngx_quic_send_frames().
Vladimir Homutov <vl@nginx.com>
parents:
8288
diff
changeset
|
3671 res.data = dst; |
8285
f85749b60e58
Removed memory allocations from encryption code.
Vladimir Homutov <vl@nginx.com>
parents:
8284
diff
changeset
|
3672 |
8359 | 3673 ngx_log_debug6(NGX_LOG_DEBUG_EVENT, c->log, 0, |
3674 "quic packet ready: %ui bytes at level %d" | |
3675 " need_ack: %d number: %L encoded %d:0x%xD", | |
3676 out.len, start->level, pkt.need_ack, pkt.number, | |
3677 pkt.num_len, pkt.trunc); | |
3678 | |
8385
fb7422074258
Added generation of CC frames with error on connection termination.
Vladimir Homutov <vl@nginx.com>
parents:
8384
diff
changeset
|
3679 if (ngx_quic_encrypt(&pkt, ssl_conn, &res) != NGX_OK) { |
8225 | 3680 return NGX_ERROR; |
3681 } | |
3682 | |
8308
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3683 len = c->send(c, res.data, res.len); |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3684 if (len == NGX_ERROR || (size_t) len != res.len) { |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3685 return NGX_ERROR; |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3686 } |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3687 |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3688 /* len == NGX_OK || NGX_AGAIN */ |
8331
bda817d16cc2
Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents:
8328
diff
changeset
|
3689 ctx->pnum++; |
8225 | 3690 |
8473
1b9db5c8c29b
QUIC: reworked ngx_quic_send_frames() function.
Vladimir Homutov <vl@nginx.com>
parents:
8472
diff
changeset
|
3691 if (pkt.need_ack) { |
1b9db5c8c29b
QUIC: reworked ngx_quic_send_frames() function.
Vladimir Homutov <vl@nginx.com>
parents:
8472
diff
changeset
|
3692 /* move frames into the sent queue to wait for ack */ |
1b9db5c8c29b
QUIC: reworked ngx_quic_send_frames() function.
Vladimir Homutov <vl@nginx.com>
parents:
8472
diff
changeset
|
3693 |
1b9db5c8c29b
QUIC: reworked ngx_quic_send_frames() function.
Vladimir Homutov <vl@nginx.com>
parents:
8472
diff
changeset
|
3694 if (qc->closing) { |
1b9db5c8c29b
QUIC: reworked ngx_quic_send_frames() function.
Vladimir Homutov <vl@nginx.com>
parents:
8472
diff
changeset
|
3695 /* if we are closing, any ack will be discarded */ |
1b9db5c8c29b
QUIC: reworked ngx_quic_send_frames() function.
Vladimir Homutov <vl@nginx.com>
parents:
8472
diff
changeset
|
3696 ngx_quic_free_frames(c, frames); |
1b9db5c8c29b
QUIC: reworked ngx_quic_send_frames() function.
Vladimir Homutov <vl@nginx.com>
parents:
8472
diff
changeset
|
3697 |
1b9db5c8c29b
QUIC: reworked ngx_quic_send_frames() function.
Vladimir Homutov <vl@nginx.com>
parents:
8472
diff
changeset
|
3698 } else { |
1b9db5c8c29b
QUIC: reworked ngx_quic_send_frames() function.
Vladimir Homutov <vl@nginx.com>
parents:
8472
diff
changeset
|
3699 ngx_queue_add(&ctx->sent, frames); |
8475
b276833111cf
QUIC: implemented probe timeout (PTO) calculation.
Vladimir Homutov <vl@nginx.com>
parents:
8474
diff
changeset
|
3700 if (qc->pto.timer_set) { |
b276833111cf
QUIC: implemented probe timeout (PTO) calculation.
Vladimir Homutov <vl@nginx.com>
parents:
8474
diff
changeset
|
3701 ngx_del_timer(&qc->pto); |
b276833111cf
QUIC: implemented probe timeout (PTO) calculation.
Vladimir Homutov <vl@nginx.com>
parents:
8474
diff
changeset
|
3702 } |
b276833111cf
QUIC: implemented probe timeout (PTO) calculation.
Vladimir Homutov <vl@nginx.com>
parents:
8474
diff
changeset
|
3703 ngx_add_timer(&qc->pto, ngx_quic_pto(c, ctx)); |
8508
4604e6043657
QUIC: packet based bytes_in_flight accounting.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8507
diff
changeset
|
3704 |
4604e6043657
QUIC: packet based bytes_in_flight accounting.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8507
diff
changeset
|
3705 start->plen = len; |
8473
1b9db5c8c29b
QUIC: reworked ngx_quic_send_frames() function.
Vladimir Homutov <vl@nginx.com>
parents:
8472
diff
changeset
|
3706 } |
1b9db5c8c29b
QUIC: reworked ngx_quic_send_frames() function.
Vladimir Homutov <vl@nginx.com>
parents:
8472
diff
changeset
|
3707 |
8508
4604e6043657
QUIC: packet based bytes_in_flight accounting.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8507
diff
changeset
|
3708 qc->congestion.in_flight += len; |
8473
1b9db5c8c29b
QUIC: reworked ngx_quic_send_frames() function.
Vladimir Homutov <vl@nginx.com>
parents:
8472
diff
changeset
|
3709 |
1b9db5c8c29b
QUIC: reworked ngx_quic_send_frames() function.
Vladimir Homutov <vl@nginx.com>
parents:
8472
diff
changeset
|
3710 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0, |
1b9db5c8c29b
QUIC: reworked ngx_quic_send_frames() function.
Vladimir Homutov <vl@nginx.com>
parents:
8472
diff
changeset
|
3711 "quic congestion send if:%uz", |
1b9db5c8c29b
QUIC: reworked ngx_quic_send_frames() function.
Vladimir Homutov <vl@nginx.com>
parents:
8472
diff
changeset
|
3712 qc->congestion.in_flight); |
1b9db5c8c29b
QUIC: reworked ngx_quic_send_frames() function.
Vladimir Homutov <vl@nginx.com>
parents:
8472
diff
changeset
|
3713 } else { |
1b9db5c8c29b
QUIC: reworked ngx_quic_send_frames() function.
Vladimir Homutov <vl@nginx.com>
parents:
8472
diff
changeset
|
3714 /* no ack is expected for this frames, so we can free them */ |
1b9db5c8c29b
QUIC: reworked ngx_quic_send_frames() function.
Vladimir Homutov <vl@nginx.com>
parents:
8472
diff
changeset
|
3715 ngx_quic_free_frames(c, frames); |
1b9db5c8c29b
QUIC: reworked ngx_quic_send_frames() function.
Vladimir Homutov <vl@nginx.com>
parents:
8472
diff
changeset
|
3716 } |
1b9db5c8c29b
QUIC: reworked ngx_quic_send_frames() function.
Vladimir Homutov <vl@nginx.com>
parents:
8472
diff
changeset
|
3717 |
1b9db5c8c29b
QUIC: reworked ngx_quic_send_frames() function.
Vladimir Homutov <vl@nginx.com>
parents:
8472
diff
changeset
|
3718 return NGX_OK; |
8308
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3719 } |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3720 |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3721 |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3722 static void |
8331
bda817d16cc2
Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents:
8328
diff
changeset
|
3723 ngx_quic_set_packet_number(ngx_quic_header_t *pkt, ngx_quic_send_ctx_t *ctx) |
8315
fdda518d10ba
Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents:
8314
diff
changeset
|
3724 { |
fdda518d10ba
Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents:
8314
diff
changeset
|
3725 uint64_t delta; |
fdda518d10ba
Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents:
8314
diff
changeset
|
3726 |
8331
bda817d16cc2
Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents:
8328
diff
changeset
|
3727 delta = ctx->pnum - ctx->largest_ack; |
bda817d16cc2
Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents:
8328
diff
changeset
|
3728 pkt->number = ctx->pnum; |
8315
fdda518d10ba
Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents:
8314
diff
changeset
|
3729 |
fdda518d10ba
Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents:
8314
diff
changeset
|
3730 if (delta <= 0x7F) { |
fdda518d10ba
Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents:
8314
diff
changeset
|
3731 pkt->num_len = 1; |
8331
bda817d16cc2
Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents:
8328
diff
changeset
|
3732 pkt->trunc = ctx->pnum & 0xff; |
8315
fdda518d10ba
Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents:
8314
diff
changeset
|
3733 |
fdda518d10ba
Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents:
8314
diff
changeset
|
3734 } else if (delta <= 0x7FFF) { |
fdda518d10ba
Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents:
8314
diff
changeset
|
3735 pkt->num_len = 2; |
fdda518d10ba
Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents:
8314
diff
changeset
|
3736 pkt->flags |= 0x1; |
8331
bda817d16cc2
Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents:
8328
diff
changeset
|
3737 pkt->trunc = ctx->pnum & 0xffff; |
8315
fdda518d10ba
Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents:
8314
diff
changeset
|
3738 |
fdda518d10ba
Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents:
8314
diff
changeset
|
3739 } else if (delta <= 0x7FFFFF) { |
fdda518d10ba
Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents:
8314
diff
changeset
|
3740 pkt->num_len = 3; |
fdda518d10ba
Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents:
8314
diff
changeset
|
3741 pkt->flags |= 0x2; |
8331
bda817d16cc2
Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents:
8328
diff
changeset
|
3742 pkt->trunc = ctx->pnum & 0xffffff; |
8315
fdda518d10ba
Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents:
8314
diff
changeset
|
3743 |
fdda518d10ba
Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents:
8314
diff
changeset
|
3744 } else { |
fdda518d10ba
Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents:
8314
diff
changeset
|
3745 pkt->num_len = 4; |
fdda518d10ba
Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents:
8314
diff
changeset
|
3746 pkt->flags |= 0x3; |
8331
bda817d16cc2
Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents:
8328
diff
changeset
|
3747 pkt->trunc = ctx->pnum & 0xffffffff; |
8315
fdda518d10ba
Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents:
8314
diff
changeset
|
3748 } |
fdda518d10ba
Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents:
8314
diff
changeset
|
3749 } |
fdda518d10ba
Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents:
8314
diff
changeset
|
3750 |
fdda518d10ba
Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents:
8314
diff
changeset
|
3751 |
fdda518d10ba
Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents:
8314
diff
changeset
|
3752 static void |
8472 | 3753 ngx_quic_pto_handler(ngx_event_t *ev) |
8308
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3754 { |
8513
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8512
diff
changeset
|
3755 ngx_uint_t i; |
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8512
diff
changeset
|
3756 ngx_queue_t *q; |
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8512
diff
changeset
|
3757 ngx_connection_t *c; |
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8512
diff
changeset
|
3758 ngx_quic_frame_t *start; |
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8512
diff
changeset
|
3759 ngx_quic_send_ctx_t *ctx; |
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8512
diff
changeset
|
3760 ngx_quic_connection_t *qc; |
8308
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3761 |
8472 | 3762 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, ev->log, 0, "quic pto timer"); |
8308
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3763 |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3764 c = ev->data; |
8513
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8512
diff
changeset
|
3765 qc = c->quic; |
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8512
diff
changeset
|
3766 |
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8512
diff
changeset
|
3767 qc->pto_count++; |
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8512
diff
changeset
|
3768 |
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8512
diff
changeset
|
3769 for (i = 0; i < NGX_QUIC_SEND_CTX_LAST; i++) { |
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8512
diff
changeset
|
3770 |
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8512
diff
changeset
|
3771 ctx = &qc->send_ctx[i]; |
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8512
diff
changeset
|
3772 |
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8512
diff
changeset
|
3773 if (ngx_queue_empty(&ctx->sent)) { |
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8512
diff
changeset
|
3774 continue; |
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8512
diff
changeset
|
3775 } |
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8512
diff
changeset
|
3776 |
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8512
diff
changeset
|
3777 q = ngx_queue_head(&ctx->sent); |
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8512
diff
changeset
|
3778 start = ngx_queue_data(q, ngx_quic_frame_t, queue); |
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8512
diff
changeset
|
3779 |
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8512
diff
changeset
|
3780 if (start->pnum <= ctx->largest_ack |
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8512
diff
changeset
|
3781 && ctx->largest_ack != (uint64_t) -1) |
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8512
diff
changeset
|
3782 { |
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8512
diff
changeset
|
3783 continue; |
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8512
diff
changeset
|
3784 } |
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8512
diff
changeset
|
3785 |
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8512
diff
changeset
|
3786 ngx_log_debug3(NGX_LOG_DEBUG_EVENT, c->log, 0, |
8519
de7d6d943f68
QUIC: fixed format specifiers.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8518
diff
changeset
|
3787 "quic pto pnum:%uL pto_count:%ui level:%d", |
8513
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8512
diff
changeset
|
3788 start->pnum, c->quic->pto_count, start->level); |
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8512
diff
changeset
|
3789 |
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8512
diff
changeset
|
3790 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:
8512
diff
changeset
|
3791 ngx_quic_close_connection(c, NGX_ERROR); |
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8512
diff
changeset
|
3792 return; |
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8512
diff
changeset
|
3793 } |
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8512
diff
changeset
|
3794 } |
8308
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3795 } |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3796 |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3797 |
8309 | 3798 static void |
3799 ngx_quic_push_handler(ngx_event_t *ev) | |
3800 { | |
8334
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
8333
diff
changeset
|
3801 ngx_connection_t *c; |
8309 | 3802 |
8359 | 3803 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, ev->log, 0, "quic push timer"); |
8309 | 3804 |
3805 c = ev->data; | |
3806 | |
3807 if (ngx_quic_output(c) != NGX_OK) { | |
8355
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
3808 ngx_quic_close_connection(c, NGX_ERROR); |
8309 | 3809 return; |
3810 } | |
3811 } | |
3812 | |
3813 | |
8513
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8512
diff
changeset
|
3814 static |
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8512
diff
changeset
|
3815 void ngx_quic_lost_handler(ngx_event_t *ev) |
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8512
diff
changeset
|
3816 { |
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8512
diff
changeset
|
3817 ngx_connection_t *c; |
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8512
diff
changeset
|
3818 |
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8512
diff
changeset
|
3819 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, ev->log, 0, "quic lost timer"); |
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8512
diff
changeset
|
3820 |
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8512
diff
changeset
|
3821 c = ev->data; |
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8512
diff
changeset
|
3822 |
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8512
diff
changeset
|
3823 if (ngx_quic_detect_lost(c) != NGX_OK) { |
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8512
diff
changeset
|
3824 ngx_quic_close_connection(c, NGX_ERROR); |
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8512
diff
changeset
|
3825 } |
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8512
diff
changeset
|
3826 } |
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8512
diff
changeset
|
3827 |
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8512
diff
changeset
|
3828 |
8308
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3829 static ngx_int_t |
8513
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8512
diff
changeset
|
3830 ngx_quic_detect_lost(ngx_connection_t *c) |
8308
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3831 { |
8474
909b989ec088
QUIC: reworked retransmission mechanism.
Vladimir Homutov <vl@nginx.com>
parents:
8473
diff
changeset
|
3832 ngx_uint_t i; |
909b989ec088
QUIC: reworked retransmission mechanism.
Vladimir Homutov <vl@nginx.com>
parents:
8473
diff
changeset
|
3833 ngx_msec_t now, wait, min_wait, thr; |
8513
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8512
diff
changeset
|
3834 ngx_queue_t *q; |
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8512
diff
changeset
|
3835 ngx_quic_frame_t *start; |
8474
909b989ec088
QUIC: reworked retransmission mechanism.
Vladimir Homutov <vl@nginx.com>
parents:
8473
diff
changeset
|
3836 ngx_quic_send_ctx_t *ctx; |
8308
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3837 ngx_quic_connection_t *qc; |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3838 |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3839 qc = c->quic; |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3840 now = ngx_current_msec; |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3841 |
8474
909b989ec088
QUIC: reworked retransmission mechanism.
Vladimir Homutov <vl@nginx.com>
parents:
8473
diff
changeset
|
3842 min_wait = 0; |
909b989ec088
QUIC: reworked retransmission mechanism.
Vladimir Homutov <vl@nginx.com>
parents:
8473
diff
changeset
|
3843 |
8513
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8512
diff
changeset
|
3844 thr = NGX_QUIC_TIME_THR * ngx_max(qc->latest_rtt, qc->avg_rtt); |
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8512
diff
changeset
|
3845 thr = ngx_max(thr, NGX_QUIC_TIME_GRANULARITY); |
8308
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3846 |
8474
909b989ec088
QUIC: reworked retransmission mechanism.
Vladimir Homutov <vl@nginx.com>
parents:
8473
diff
changeset
|
3847 for (i = 0; i < NGX_QUIC_SEND_CTX_LAST; i++) { |
909b989ec088
QUIC: reworked retransmission mechanism.
Vladimir Homutov <vl@nginx.com>
parents:
8473
diff
changeset
|
3848 |
909b989ec088
QUIC: reworked retransmission mechanism.
Vladimir Homutov <vl@nginx.com>
parents:
8473
diff
changeset
|
3849 ctx = &qc->send_ctx[i]; |
909b989ec088
QUIC: reworked retransmission mechanism.
Vladimir Homutov <vl@nginx.com>
parents:
8473
diff
changeset
|
3850 |
8515
4e3a71621c9a
QUIC: do not arm loss detection timer for succeeding packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8514
diff
changeset
|
3851 if (ctx->largest_ack == (uint64_t) -1) { |
4e3a71621c9a
QUIC: do not arm loss detection timer for succeeding packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8514
diff
changeset
|
3852 continue; |
4e3a71621c9a
QUIC: do not arm loss detection timer for succeeding packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8514
diff
changeset
|
3853 } |
4e3a71621c9a
QUIC: do not arm loss detection timer for succeeding packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8514
diff
changeset
|
3854 |
8513
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8512
diff
changeset
|
3855 while (!ngx_queue_empty(&ctx->sent)) { |
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8512
diff
changeset
|
3856 |
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8512
diff
changeset
|
3857 q = ngx_queue_head(&ctx->sent); |
8474
909b989ec088
QUIC: reworked retransmission mechanism.
Vladimir Homutov <vl@nginx.com>
parents:
8473
diff
changeset
|
3858 start = ngx_queue_data(q, ngx_quic_frame_t, queue); |
909b989ec088
QUIC: reworked retransmission mechanism.
Vladimir Homutov <vl@nginx.com>
parents:
8473
diff
changeset
|
3859 |
8515
4e3a71621c9a
QUIC: do not arm loss detection timer for succeeding packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8514
diff
changeset
|
3860 if (start->pnum > ctx->largest_ack) { |
4e3a71621c9a
QUIC: do not arm loss detection timer for succeeding packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8514
diff
changeset
|
3861 break; |
4e3a71621c9a
QUIC: do not arm loss detection timer for succeeding packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8514
diff
changeset
|
3862 } |
4e3a71621c9a
QUIC: do not arm loss detection timer for succeeding packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8514
diff
changeset
|
3863 |
8474
909b989ec088
QUIC: reworked retransmission mechanism.
Vladimir Homutov <vl@nginx.com>
parents:
8473
diff
changeset
|
3864 wait = start->last + thr - now; |
909b989ec088
QUIC: reworked retransmission mechanism.
Vladimir Homutov <vl@nginx.com>
parents:
8473
diff
changeset
|
3865 |
8513
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8512
diff
changeset
|
3866 ngx_log_debug4(NGX_LOG_DEBUG_EVENT, c->log, 0, |
8519
de7d6d943f68
QUIC: fixed format specifiers.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8518
diff
changeset
|
3867 "quic detect_lost pnum:%uL thr:%M wait:%i level:%d", |
8513
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8512
diff
changeset
|
3868 start->pnum, thr, (ngx_int_t) wait, start->level); |
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8512
diff
changeset
|
3869 |
8516
355e079c5eee
QUIC: do not arm loss detection timer on packet threshold.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8515
diff
changeset
|
3870 if ((ngx_msec_int_t) wait > 0 |
355e079c5eee
QUIC: do not arm loss detection timer on packet threshold.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8515
diff
changeset
|
3871 && ctx->largest_ack - start->pnum < NGX_QUIC_PKT_THR) |
355e079c5eee
QUIC: do not arm loss detection timer on packet threshold.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8515
diff
changeset
|
3872 { |
8474
909b989ec088
QUIC: reworked retransmission mechanism.
Vladimir Homutov <vl@nginx.com>
parents:
8473
diff
changeset
|
3873 |
909b989ec088
QUIC: reworked retransmission mechanism.
Vladimir Homutov <vl@nginx.com>
parents:
8473
diff
changeset
|
3874 if (min_wait == 0 || wait < min_wait) { |
909b989ec088
QUIC: reworked retransmission mechanism.
Vladimir Homutov <vl@nginx.com>
parents:
8473
diff
changeset
|
3875 min_wait = wait; |
909b989ec088
QUIC: reworked retransmission mechanism.
Vladimir Homutov <vl@nginx.com>
parents:
8473
diff
changeset
|
3876 } |
909b989ec088
QUIC: reworked retransmission mechanism.
Vladimir Homutov <vl@nginx.com>
parents:
8473
diff
changeset
|
3877 |
8516
355e079c5eee
QUIC: do not arm loss detection timer on packet threshold.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8515
diff
changeset
|
3878 break; |
8308
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3879 } |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3880 |
8513
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8512
diff
changeset
|
3881 if (ngx_quic_resend_frames(c, ctx, start) != NGX_OK) { |
8474
909b989ec088
QUIC: reworked retransmission mechanism.
Vladimir Homutov <vl@nginx.com>
parents:
8473
diff
changeset
|
3882 return NGX_ERROR; |
8308
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3883 } |
8513
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8512
diff
changeset
|
3884 } |
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8512
diff
changeset
|
3885 } |
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8512
diff
changeset
|
3886 |
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8512
diff
changeset
|
3887 /* no more preceeding packets */ |
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8512
diff
changeset
|
3888 |
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8512
diff
changeset
|
3889 if (min_wait == 0) { |
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8512
diff
changeset
|
3890 qc->pto.handler = ngx_quic_pto_handler; |
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8512
diff
changeset
|
3891 return NGX_OK; |
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8512
diff
changeset
|
3892 } |
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8512
diff
changeset
|
3893 |
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8512
diff
changeset
|
3894 qc->pto.handler = ngx_quic_lost_handler; |
8474
909b989ec088
QUIC: reworked retransmission mechanism.
Vladimir Homutov <vl@nginx.com>
parents:
8473
diff
changeset
|
3895 |
909b989ec088
QUIC: reworked retransmission mechanism.
Vladimir Homutov <vl@nginx.com>
parents:
8473
diff
changeset
|
3896 if (qc->pto.timer_set) { |
909b989ec088
QUIC: reworked retransmission mechanism.
Vladimir Homutov <vl@nginx.com>
parents:
8473
diff
changeset
|
3897 ngx_del_timer(&qc->pto); |
909b989ec088
QUIC: reworked retransmission mechanism.
Vladimir Homutov <vl@nginx.com>
parents:
8473
diff
changeset
|
3898 } |
909b989ec088
QUIC: reworked retransmission mechanism.
Vladimir Homutov <vl@nginx.com>
parents:
8473
diff
changeset
|
3899 |
8513
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8512
diff
changeset
|
3900 ngx_add_timer(&qc->pto, min_wait); |
8308
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
3901 |
8225 | 3902 return NGX_OK; |
3903 } | |
3904 | |
3905 | |
8513
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8512
diff
changeset
|
3906 static ngx_int_t |
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8512
diff
changeset
|
3907 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:
8512
diff
changeset
|
3908 ngx_quic_frame_t *start) |
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8512
diff
changeset
|
3909 { |
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8512
diff
changeset
|
3910 ngx_queue_t *q, range; |
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8512
diff
changeset
|
3911 ngx_quic_frame_t *f; |
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8512
diff
changeset
|
3912 |
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8512
diff
changeset
|
3913 ngx_queue_init(&range); |
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8512
diff
changeset
|
3914 |
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8512
diff
changeset
|
3915 /* send frames with same packet number to the wire */ |
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8512
diff
changeset
|
3916 |
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8512
diff
changeset
|
3917 q = ngx_queue_head(&ctx->sent); |
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8512
diff
changeset
|
3918 |
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8512
diff
changeset
|
3919 do { |
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8512
diff
changeset
|
3920 f = ngx_queue_data(q, ngx_quic_frame_t, queue); |
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8512
diff
changeset
|
3921 |
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8512
diff
changeset
|
3922 if (f->pnum != start->pnum) { |
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8512
diff
changeset
|
3923 break; |
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8512
diff
changeset
|
3924 } |
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8512
diff
changeset
|
3925 |
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8512
diff
changeset
|
3926 q = ngx_queue_next(q); |
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8512
diff
changeset
|
3927 |
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8512
diff
changeset
|
3928 ngx_queue_remove(&f->queue); |
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8512
diff
changeset
|
3929 ngx_queue_insert_tail(&range, &f->queue); |
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8512
diff
changeset
|
3930 |
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8512
diff
changeset
|
3931 } while (q != ngx_queue_sentinel(&ctx->sent)); |
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8512
diff
changeset
|
3932 |
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8512
diff
changeset
|
3933 ngx_quic_congestion_lost(c, start); |
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8512
diff
changeset
|
3934 |
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8512
diff
changeset
|
3935 return ngx_quic_send_frames(c, ctx, &range); |
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8512
diff
changeset
|
3936 } |
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8512
diff
changeset
|
3937 |
38f1be6c603f
QUIC: sending probe packets on PTO timer expiration.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8512
diff
changeset
|
3938 |
8225 | 3939 ngx_connection_t * |
8495
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8486
diff
changeset
|
3940 ngx_quic_open_stream(ngx_connection_t *c, ngx_uint_t bidi) |
8225 | 3941 { |
8495
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8486
diff
changeset
|
3942 size_t rcvbuf_size; |
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8486
diff
changeset
|
3943 uint64_t id; |
8280
b364af7f9f3f
Removed ngx_quic_stream_node_t.
Roman Arutyunyan <arut@nginx.com>
parents:
8279
diff
changeset
|
3944 ngx_quic_stream_t *qs, *sn; |
b364af7f9f3f
Removed ngx_quic_stream_node_t.
Roman Arutyunyan <arut@nginx.com>
parents:
8279
diff
changeset
|
3945 ngx_quic_connection_t *qc; |
8229
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
3946 |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
3947 qs = c->qs; |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
3948 qc = qs->parent->quic; |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
3949 |
8495
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8486
diff
changeset
|
3950 if (bidi) { |
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8486
diff
changeset
|
3951 if (qc->streams.server_streams_bidi |
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8486
diff
changeset
|
3952 >= qc->streams.server_max_streams_bidi) |
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8486
diff
changeset
|
3953 { |
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8486
diff
changeset
|
3954 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0, |
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8486
diff
changeset
|
3955 "quic too many server bidi streams: %uL", |
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8486
diff
changeset
|
3956 qc->streams.server_streams_bidi); |
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8486
diff
changeset
|
3957 return NULL; |
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8486
diff
changeset
|
3958 } |
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8486
diff
changeset
|
3959 |
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8486
diff
changeset
|
3960 id = (qc->streams.server_streams_bidi << 2) |
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8486
diff
changeset
|
3961 | NGX_QUIC_STREAM_SERVER_INITIATED; |
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8486
diff
changeset
|
3962 |
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8486
diff
changeset
|
3963 ngx_log_debug3(NGX_LOG_DEBUG_EVENT, c->log, 0, |
8499
b0e74a54c98b
QUIC: consistent Stream ID logging format.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8496
diff
changeset
|
3964 "quic creating server bidi stream %uL/%uL id:0x%xL", |
8495
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8486
diff
changeset
|
3965 qc->streams.server_streams_bidi, |
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8486
diff
changeset
|
3966 qc->streams.server_max_streams_bidi, id); |
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8486
diff
changeset
|
3967 |
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8486
diff
changeset
|
3968 qc->streams.server_streams_bidi++; |
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8486
diff
changeset
|
3969 rcvbuf_size = qc->tp.initial_max_stream_data_bidi_local; |
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8486
diff
changeset
|
3970 |
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8486
diff
changeset
|
3971 } else { |
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8486
diff
changeset
|
3972 if (qc->streams.server_streams_uni |
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8486
diff
changeset
|
3973 >= qc->streams.server_max_streams_uni) |
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8486
diff
changeset
|
3974 { |
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8486
diff
changeset
|
3975 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0, |
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8486
diff
changeset
|
3976 "quic too many server uni streams: %uL", |
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8486
diff
changeset
|
3977 qc->streams.server_streams_uni); |
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8486
diff
changeset
|
3978 return NULL; |
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8486
diff
changeset
|
3979 } |
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8486
diff
changeset
|
3980 |
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8486
diff
changeset
|
3981 id = (qc->streams.server_streams_uni << 2) |
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8486
diff
changeset
|
3982 | NGX_QUIC_STREAM_SERVER_INITIATED |
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8486
diff
changeset
|
3983 | NGX_QUIC_STREAM_UNIDIRECTIONAL; |
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8486
diff
changeset
|
3984 |
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8486
diff
changeset
|
3985 ngx_log_debug3(NGX_LOG_DEBUG_EVENT, c->log, 0, |
8499
b0e74a54c98b
QUIC: consistent Stream ID logging format.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8496
diff
changeset
|
3986 "quic creating server uni stream %uL/%uL id:0x%xL", |
8495
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8486
diff
changeset
|
3987 qc->streams.server_streams_uni, |
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8486
diff
changeset
|
3988 qc->streams.server_max_streams_uni, id); |
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8486
diff
changeset
|
3989 |
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8486
diff
changeset
|
3990 qc->streams.server_streams_uni++; |
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8486
diff
changeset
|
3991 rcvbuf_size = 0; |
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8486
diff
changeset
|
3992 } |
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8486
diff
changeset
|
3993 |
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8486
diff
changeset
|
3994 sn = ngx_quic_create_stream(qs->parent, id, rcvbuf_size); |
8229
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
3995 if (sn == NULL) { |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
3996 return NULL; |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
3997 } |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
3998 |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
3999 return sn->c; |
8225 | 4000 } |
4001 | |
4002 | |
4003 static void | |
4004 ngx_quic_rbtree_insert_stream(ngx_rbtree_node_t *temp, | |
4005 ngx_rbtree_node_t *node, ngx_rbtree_node_t *sentinel) | |
4006 { | |
8280
b364af7f9f3f
Removed ngx_quic_stream_node_t.
Roman Arutyunyan <arut@nginx.com>
parents:
8279
diff
changeset
|
4007 ngx_rbtree_node_t **p; |
b364af7f9f3f
Removed ngx_quic_stream_node_t.
Roman Arutyunyan <arut@nginx.com>
parents:
8279
diff
changeset
|
4008 ngx_quic_stream_t *qn, *qnt; |
8225 | 4009 |
4010 for ( ;; ) { | |
8284
2935a11c55b6
Fixed QUIC stream insert and find.
Roman Arutyunyan <arut@nginx.com>
parents:
8282
diff
changeset
|
4011 qn = (ngx_quic_stream_t *) node; |
2935a11c55b6
Fixed QUIC stream insert and find.
Roman Arutyunyan <arut@nginx.com>
parents:
8282
diff
changeset
|
4012 qnt = (ngx_quic_stream_t *) temp; |
8225 | 4013 |
8284
2935a11c55b6
Fixed QUIC stream insert and find.
Roman Arutyunyan <arut@nginx.com>
parents:
8282
diff
changeset
|
4014 p = (qn->id < qnt->id) ? &temp->left : &temp->right; |
8225 | 4015 |
4016 if (*p == sentinel) { | |
4017 break; | |
4018 } | |
4019 | |
4020 temp = *p; | |
4021 } | |
4022 | |
4023 *p = node; | |
4024 node->parent = temp; | |
4025 node->left = sentinel; | |
4026 node->right = sentinel; | |
4027 ngx_rbt_red(node); | |
4028 } | |
4029 | |
4030 | |
8280
b364af7f9f3f
Removed ngx_quic_stream_node_t.
Roman Arutyunyan <arut@nginx.com>
parents:
8279
diff
changeset
|
4031 static ngx_quic_stream_t * |
8284
2935a11c55b6
Fixed QUIC stream insert and find.
Roman Arutyunyan <arut@nginx.com>
parents:
8282
diff
changeset
|
4032 ngx_quic_find_stream(ngx_rbtree_t *rbtree, uint64_t id) |
8225 | 4033 { |
4034 ngx_rbtree_node_t *node, *sentinel; | |
8284
2935a11c55b6
Fixed QUIC stream insert and find.
Roman Arutyunyan <arut@nginx.com>
parents:
8282
diff
changeset
|
4035 ngx_quic_stream_t *qn; |
8225 | 4036 |
4037 node = rbtree->root; | |
4038 sentinel = rbtree->sentinel; | |
4039 | |
4040 while (node != sentinel) { | |
8284
2935a11c55b6
Fixed QUIC stream insert and find.
Roman Arutyunyan <arut@nginx.com>
parents:
8282
diff
changeset
|
4041 qn = (ngx_quic_stream_t *) node; |
8225 | 4042 |
8284
2935a11c55b6
Fixed QUIC stream insert and find.
Roman Arutyunyan <arut@nginx.com>
parents:
8282
diff
changeset
|
4043 if (id == qn->id) { |
2935a11c55b6
Fixed QUIC stream insert and find.
Roman Arutyunyan <arut@nginx.com>
parents:
8282
diff
changeset
|
4044 return qn; |
8225 | 4045 } |
4046 | |
8284
2935a11c55b6
Fixed QUIC stream insert and find.
Roman Arutyunyan <arut@nginx.com>
parents:
8282
diff
changeset
|
4047 node = (id < qn->id) ? node->left : node->right; |
8225 | 4048 } |
4049 | |
4050 return NULL; | |
4051 } | |
4052 | |
4053 | |
8280
b364af7f9f3f
Removed ngx_quic_stream_node_t.
Roman Arutyunyan <arut@nginx.com>
parents:
8279
diff
changeset
|
4054 static ngx_quic_stream_t * |
8504
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
4055 ngx_quic_create_client_stream(ngx_connection_t *c, uint64_t id) |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
4056 { |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
4057 size_t n; |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
4058 uint64_t min_id; |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
4059 ngx_quic_stream_t *sn; |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
4060 ngx_quic_connection_t *qc; |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
4061 |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
4062 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0, |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
4063 "quic stream id 0x%xL is new", id); |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
4064 |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
4065 qc = c->quic; |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
4066 |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
4067 if (id & NGX_QUIC_STREAM_UNIDIRECTIONAL) { |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
4068 |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
4069 if (id & NGX_QUIC_STREAM_SERVER_INITIATED) { |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
4070 if ((id >> 2) < qc->streams.server_streams_uni) { |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
4071 return NGX_QUIC_STREAM_GONE; |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
4072 } |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
4073 |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
4074 qc->error = NGX_QUIC_ERR_STREAM_STATE_ERROR; |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
4075 return NULL; |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
4076 } |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
4077 |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
4078 if ((id >> 2) < qc->streams.client_streams_uni) { |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
4079 return NGX_QUIC_STREAM_GONE; |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
4080 } |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
4081 |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
4082 if ((id >> 2) >= qc->streams.client_max_streams_uni) { |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
4083 qc->error = NGX_QUIC_ERR_STREAM_LIMIT_ERROR; |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
4084 return NULL; |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
4085 } |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
4086 |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
4087 min_id = (qc->streams.client_streams_uni << 2) |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
4088 | NGX_QUIC_STREAM_UNIDIRECTIONAL; |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
4089 qc->streams.client_streams_uni = (id >> 2) + 1; |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
4090 n = qc->tp.initial_max_stream_data_uni; |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
4091 |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
4092 } else { |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
4093 |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
4094 if (id & NGX_QUIC_STREAM_SERVER_INITIATED) { |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
4095 if ((id >> 2) < qc->streams.server_streams_bidi) { |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
4096 return NGX_QUIC_STREAM_GONE; |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
4097 } |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
4098 |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
4099 qc->error = NGX_QUIC_ERR_STREAM_STATE_ERROR; |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
4100 return NULL; |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
4101 } |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
4102 |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
4103 if ((id >> 2) < qc->streams.client_streams_bidi) { |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
4104 return NGX_QUIC_STREAM_GONE; |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
4105 } |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
4106 |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
4107 if ((id >> 2) >= qc->streams.client_max_streams_bidi) { |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
4108 qc->error = NGX_QUIC_ERR_STREAM_LIMIT_ERROR; |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
4109 return NULL; |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
4110 } |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
4111 |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
4112 min_id = (qc->streams.client_streams_bidi << 2); |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
4113 qc->streams.client_streams_bidi = (id >> 2) + 1; |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
4114 n = qc->tp.initial_max_stream_data_bidi_remote; |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
4115 } |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
4116 |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
4117 if (n < NGX_QUIC_STREAM_BUFSIZE) { |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
4118 n = NGX_QUIC_STREAM_BUFSIZE; |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
4119 } |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
4120 |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
4121 /* |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
4122 * 2.1. Stream Types and Identifiers |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
4123 * |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
4124 * Within each type, streams are created with numerically increasing |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
4125 * stream IDs. A stream ID that is used out of order results in all |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
4126 * streams of that type with lower-numbered stream IDs also being |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
4127 * opened. |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
4128 */ |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
4129 |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
4130 for ( /* void */ ; min_id < id; min_id += 0x04) { |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
4131 |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
4132 sn = ngx_quic_create_stream(c, min_id, n); |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
4133 if (sn == NULL) { |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
4134 return NULL; |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
4135 } |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
4136 |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
4137 sn->c->listening->handler(sn->c); |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
4138 } |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
4139 |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
4140 return ngx_quic_create_stream(c, id, n); |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
4141 } |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
4142 |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
4143 |
d277e25e37fc
QUIC: create streams for STREAM_DATA_BLOCKED and MAX_STREAM_DATA.
Roman Arutyunyan <arut@nginx.com>
parents:
8503
diff
changeset
|
4144 static ngx_quic_stream_t * |
8282
4cf00c14f11a
Safe QUIC stream creation.
Roman Arutyunyan <arut@nginx.com>
parents:
8281
diff
changeset
|
4145 ngx_quic_create_stream(ngx_connection_t *c, uint64_t id, size_t rcvbuf_size) |
8229
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
4146 { |
8365
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
4147 ngx_log_t *log; |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
4148 ngx_pool_t *pool; |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
4149 ngx_quic_stream_t *sn; |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
4150 ngx_pool_cleanup_t *cln; |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
4151 ngx_quic_connection_t *qc; |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
4152 |
8496
c5324bb3a704
QUIC: limited the number of client-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8495
diff
changeset
|
4153 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0, |
8499
b0e74a54c98b
QUIC: consistent Stream ID logging format.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8496
diff
changeset
|
4154 "quic stream id 0x%xL create", id); |
8496
c5324bb3a704
QUIC: limited the number of client-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8495
diff
changeset
|
4155 |
8365
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
4156 qc = c->quic; |
8229
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
4157 |
8282
4cf00c14f11a
Safe QUIC stream creation.
Roman Arutyunyan <arut@nginx.com>
parents:
8281
diff
changeset
|
4158 pool = ngx_create_pool(NGX_DEFAULT_POOL_SIZE, c->log); |
4cf00c14f11a
Safe QUIC stream creation.
Roman Arutyunyan <arut@nginx.com>
parents:
8281
diff
changeset
|
4159 if (pool == NULL) { |
8229
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
4160 return NULL; |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
4161 } |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
4162 |
8282
4cf00c14f11a
Safe QUIC stream creation.
Roman Arutyunyan <arut@nginx.com>
parents:
8281
diff
changeset
|
4163 sn = ngx_pcalloc(pool, sizeof(ngx_quic_stream_t)); |
4cf00c14f11a
Safe QUIC stream creation.
Roman Arutyunyan <arut@nginx.com>
parents:
8281
diff
changeset
|
4164 if (sn == NULL) { |
4cf00c14f11a
Safe QUIC stream creation.
Roman Arutyunyan <arut@nginx.com>
parents:
8281
diff
changeset
|
4165 ngx_destroy_pool(pool); |
8229
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
4166 return NULL; |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
4167 } |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
4168 |
8282
4cf00c14f11a
Safe QUIC stream creation.
Roman Arutyunyan <arut@nginx.com>
parents:
8281
diff
changeset
|
4169 sn->node.key = id; |
4cf00c14f11a
Safe QUIC stream creation.
Roman Arutyunyan <arut@nginx.com>
parents:
8281
diff
changeset
|
4170 sn->parent = c; |
4cf00c14f11a
Safe QUIC stream creation.
Roman Arutyunyan <arut@nginx.com>
parents:
8281
diff
changeset
|
4171 sn->id = id; |
4cf00c14f11a
Safe QUIC stream creation.
Roman Arutyunyan <arut@nginx.com>
parents:
8281
diff
changeset
|
4172 |
4cf00c14f11a
Safe QUIC stream creation.
Roman Arutyunyan <arut@nginx.com>
parents:
8281
diff
changeset
|
4173 sn->b = ngx_create_temp_buf(pool, rcvbuf_size); |
4cf00c14f11a
Safe QUIC stream creation.
Roman Arutyunyan <arut@nginx.com>
parents:
8281
diff
changeset
|
4174 if (sn->b == NULL) { |
4cf00c14f11a
Safe QUIC stream creation.
Roman Arutyunyan <arut@nginx.com>
parents:
8281
diff
changeset
|
4175 ngx_destroy_pool(pool); |
8229
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
4176 return NULL; |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
4177 } |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
4178 |
8334
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
8333
diff
changeset
|
4179 ngx_queue_init(&sn->fs.frames); |
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
8333
diff
changeset
|
4180 |
8229
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
4181 log = ngx_palloc(pool, sizeof(ngx_log_t)); |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
4182 if (log == NULL) { |
8282
4cf00c14f11a
Safe QUIC stream creation.
Roman Arutyunyan <arut@nginx.com>
parents:
8281
diff
changeset
|
4183 ngx_destroy_pool(pool); |
8229
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
4184 return NULL; |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
4185 } |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
4186 |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
4187 *log = *c->log; |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
4188 pool->log = log; |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
4189 |
8282
4cf00c14f11a
Safe QUIC stream creation.
Roman Arutyunyan <arut@nginx.com>
parents:
8281
diff
changeset
|
4190 sn->c = ngx_get_connection(-1, log); |
4cf00c14f11a
Safe QUIC stream creation.
Roman Arutyunyan <arut@nginx.com>
parents:
8281
diff
changeset
|
4191 if (sn->c == NULL) { |
4cf00c14f11a
Safe QUIC stream creation.
Roman Arutyunyan <arut@nginx.com>
parents:
8281
diff
changeset
|
4192 ngx_destroy_pool(pool); |
8229
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
4193 return NULL; |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
4194 } |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
4195 |
8280
b364af7f9f3f
Removed ngx_quic_stream_node_t.
Roman Arutyunyan <arut@nginx.com>
parents:
8279
diff
changeset
|
4196 sn->c->qs = sn; |
8482
893b3313f53c
QUIC: added "quic" listen parameter in Stream.
Roman Arutyunyan <arut@nginx.com>
parents:
8481
diff
changeset
|
4197 sn->c->type = SOCK_STREAM; |
8282
4cf00c14f11a
Safe QUIC stream creation.
Roman Arutyunyan <arut@nginx.com>
parents:
8281
diff
changeset
|
4198 sn->c->pool = pool; |
4cf00c14f11a
Safe QUIC stream creation.
Roman Arutyunyan <arut@nginx.com>
parents:
8281
diff
changeset
|
4199 sn->c->ssl = c->ssl; |
4cf00c14f11a
Safe QUIC stream creation.
Roman Arutyunyan <arut@nginx.com>
parents:
8281
diff
changeset
|
4200 sn->c->sockaddr = c->sockaddr; |
4cf00c14f11a
Safe QUIC stream creation.
Roman Arutyunyan <arut@nginx.com>
parents:
8281
diff
changeset
|
4201 sn->c->listening = c->listening; |
4cf00c14f11a
Safe QUIC stream creation.
Roman Arutyunyan <arut@nginx.com>
parents:
8281
diff
changeset
|
4202 sn->c->addr_text = c->addr_text; |
4cf00c14f11a
Safe QUIC stream creation.
Roman Arutyunyan <arut@nginx.com>
parents:
8281
diff
changeset
|
4203 sn->c->local_sockaddr = c->local_sockaddr; |
4cf00c14f11a
Safe QUIC stream creation.
Roman Arutyunyan <arut@nginx.com>
parents:
8281
diff
changeset
|
4204 sn->c->number = ngx_atomic_fetch_add(ngx_connection_counter, 1); |
8229
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
4205 |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
4206 sn->c->recv = ngx_quic_stream_recv; |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
4207 sn->c->send = ngx_quic_stream_send; |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
4208 sn->c->send_chain = ngx_quic_stream_send_chain; |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
4209 |
8479
b250b515e5b6
QUIC: fixed stream read event log.
Roman Arutyunyan <arut@nginx.com>
parents:
8478
diff
changeset
|
4210 sn->c->read->log = log; |
b250b515e5b6
QUIC: fixed stream read event log.
Roman Arutyunyan <arut@nginx.com>
parents:
8478
diff
changeset
|
4211 sn->c->write->log = log; |
8282
4cf00c14f11a
Safe QUIC stream creation.
Roman Arutyunyan <arut@nginx.com>
parents:
8281
diff
changeset
|
4212 |
8362
44cac24aaa44
Assign connection number to every QUIC stream log.
Roman Arutyunyan <arut@nginx.com>
parents:
8361
diff
changeset
|
4213 log->connection = sn->c->number; |
44cac24aaa44
Assign connection number to every QUIC stream log.
Roman Arutyunyan <arut@nginx.com>
parents:
8361
diff
changeset
|
4214 |
8364
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
4215 if ((id & NGX_QUIC_STREAM_UNIDIRECTIONAL) == 0 |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
4216 || (id & NGX_QUIC_STREAM_SERVER_INITIATED)) |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
4217 { |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
4218 sn->c->write->ready = 1; |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
4219 } |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
4220 |
8365
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
4221 if (id & NGX_QUIC_STREAM_UNIDIRECTIONAL) { |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
4222 if (id & NGX_QUIC_STREAM_SERVER_INITIATED) { |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
4223 sn->send_max_data = qc->ctp.initial_max_stream_data_uni; |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
4224 } |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
4225 |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
4226 } else { |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
4227 if (id & NGX_QUIC_STREAM_SERVER_INITIATED) { |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
4228 sn->send_max_data = qc->ctp.initial_max_stream_data_bidi_remote; |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
4229 } else { |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
4230 sn->send_max_data = qc->ctp.initial_max_stream_data_bidi_local; |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
4231 } |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
4232 } |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
4233 |
8239
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
8237
diff
changeset
|
4234 cln = ngx_pool_cleanup_add(pool, 0); |
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
8237
diff
changeset
|
4235 if (cln == NULL) { |
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
8237
diff
changeset
|
4236 ngx_close_connection(sn->c); |
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
8237
diff
changeset
|
4237 ngx_destroy_pool(pool); |
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
8237
diff
changeset
|
4238 return NULL; |
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
8237
diff
changeset
|
4239 } |
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
8237
diff
changeset
|
4240 |
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
8237
diff
changeset
|
4241 cln->handler = ngx_quic_stream_cleanup_handler; |
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
8237
diff
changeset
|
4242 cln->data = sn->c; |
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
8237
diff
changeset
|
4243 |
8282
4cf00c14f11a
Safe QUIC stream creation.
Roman Arutyunyan <arut@nginx.com>
parents:
8281
diff
changeset
|
4244 ngx_rbtree_insert(&c->quic->streams.tree, &sn->node); |
4cf00c14f11a
Safe QUIC stream creation.
Roman Arutyunyan <arut@nginx.com>
parents:
8281
diff
changeset
|
4245 |
8229
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
4246 return sn; |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
4247 } |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
4248 |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
8225
diff
changeset
|
4249 |
8225 | 4250 static ssize_t |
4251 ngx_quic_stream_recv(ngx_connection_t *c, u_char *buf, size_t size) | |
4252 { | |
8338
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
8337
diff
changeset
|
4253 ssize_t len; |
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
8337
diff
changeset
|
4254 ngx_buf_t *b; |
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
8337
diff
changeset
|
4255 ngx_event_t *rev; |
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
8337
diff
changeset
|
4256 ngx_connection_t *pc; |
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
8337
diff
changeset
|
4257 ngx_quic_frame_t *frame; |
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
8337
diff
changeset
|
4258 ngx_quic_stream_t *qs; |
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
8337
diff
changeset
|
4259 ngx_quic_connection_t *qc; |
8225 | 4260 |
4261 qs = c->qs; | |
8280
b364af7f9f3f
Removed ngx_quic_stream_node_t.
Roman Arutyunyan <arut@nginx.com>
parents:
8279
diff
changeset
|
4262 b = qs->b; |
8338
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
8337
diff
changeset
|
4263 pc = qs->parent; |
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
8337
diff
changeset
|
4264 qc = pc->quic; |
8279
5f223cdad40e
Implemented eof in QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8278
diff
changeset
|
4265 rev = c->read; |
8225 | 4266 |
8503
b66a2a041d7e
QUIC: fixed ngx_http_test_reading() for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8502
diff
changeset
|
4267 if (rev->error) { |
b66a2a041d7e
QUIC: fixed ngx_http_test_reading() for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8502
diff
changeset
|
4268 return NGX_ERROR; |
b66a2a041d7e
QUIC: fixed ngx_http_test_reading() for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8502
diff
changeset
|
4269 } |
b66a2a041d7e
QUIC: fixed ngx_http_test_reading() for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8502
diff
changeset
|
4270 |
8359 | 4271 ngx_log_debug3(NGX_LOG_DEBUG_EVENT, c->log, 0, |
8478
d2f716e668e8
Fixed format specifiers.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8477
diff
changeset
|
4272 "quic stream id 0x%xL recv: eof:%d, avail:%z", |
8359 | 4273 qs->id, rev->pending_eof, b->last - b->pos); |
8279
5f223cdad40e
Implemented eof in QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8278
diff
changeset
|
4274 |
8266
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
4275 if (b->pos == b->last) { |
8279
5f223cdad40e
Implemented eof in QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8278
diff
changeset
|
4276 rev->ready = 0; |
5f223cdad40e
Implemented eof in QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8278
diff
changeset
|
4277 |
5f223cdad40e
Implemented eof in QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8278
diff
changeset
|
4278 if (rev->pending_eof) { |
5f223cdad40e
Implemented eof in QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8278
diff
changeset
|
4279 rev->eof = 1; |
5f223cdad40e
Implemented eof in QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8278
diff
changeset
|
4280 return 0; |
5f223cdad40e
Implemented eof in QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8278
diff
changeset
|
4281 } |
5f223cdad40e
Implemented eof in QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8278
diff
changeset
|
4282 |
8359 | 4283 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0, |
8478
d2f716e668e8
Fixed format specifiers.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8477
diff
changeset
|
4284 "quic stream id 0x%xL recv() not ready", qs->id); |
8266
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
4285 return NGX_AGAIN; |
8225 | 4286 } |
4287 | |
4288 len = ngx_min(b->last - b->pos, (ssize_t) size); | |
4289 | |
4290 ngx_memcpy(buf, b->pos, len); | |
4291 | |
4292 b->pos += len; | |
8365
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
4293 qc->streams.received += len; |
8225 | 4294 |
8266
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
4295 if (b->pos == b->last) { |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
4296 b->pos = b->start; |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
4297 b->last = b->start; |
8294
32db41d603cd
Fixed handling QUIC stream eof.
Roman Arutyunyan <arut@nginx.com>
parents:
8293
diff
changeset
|
4298 rev->ready = rev->pending_eof; |
8266
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
4299 } |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8265
diff
changeset
|
4300 |
8359 | 4301 ngx_log_debug3(NGX_LOG_DEBUG_EVENT, c->log, 0, |
8478
d2f716e668e8
Fixed format specifiers.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8477
diff
changeset
|
4302 "quic stream id 0x%xL recv: %z of %uz", qs->id, len, size); |
8225 | 4303 |
8338
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
8337
diff
changeset
|
4304 if (!rev->pending_eof) { |
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
8337
diff
changeset
|
4305 frame = ngx_quic_alloc_frame(pc, 0); |
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
8337
diff
changeset
|
4306 if (frame == NULL) { |
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
8337
diff
changeset
|
4307 return NGX_ERROR; |
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
8337
diff
changeset
|
4308 } |
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
8337
diff
changeset
|
4309 |
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
8337
diff
changeset
|
4310 frame->level = ssl_encryption_application; |
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
8337
diff
changeset
|
4311 frame->type = NGX_QUIC_FT_MAX_STREAM_DATA; |
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
8337
diff
changeset
|
4312 frame->u.max_stream_data.id = qs->id; |
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
8337
diff
changeset
|
4313 frame->u.max_stream_data.limit = qs->fs.received + (b->pos - b->start) |
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
8337
diff
changeset
|
4314 + (b->end - b->last); |
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
8337
diff
changeset
|
4315 |
8499
b0e74a54c98b
QUIC: consistent Stream ID logging format.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8496
diff
changeset
|
4316 ngx_sprintf(frame->info, |
8500
12576ac9556d
QUIC: fixed format specifiers and removed casts.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8499
diff
changeset
|
4317 "MAX_STREAM_DATA id:0x%xL limit:%uL l=%d on recv", |
12576ac9556d
QUIC: fixed format specifiers and removed casts.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8499
diff
changeset
|
4318 frame->u.max_stream_data.id, |
12576ac9556d
QUIC: fixed format specifiers and removed casts.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8499
diff
changeset
|
4319 frame->u.max_stream_data.limit, |
8338
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
8337
diff
changeset
|
4320 frame->level); |
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
8337
diff
changeset
|
4321 |
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
8337
diff
changeset
|
4322 ngx_quic_queue_frame(pc->quic, frame); |
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
8337
diff
changeset
|
4323 } |
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
8337
diff
changeset
|
4324 |
8365
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
4325 if ((qc->streams.recv_max_data / 2) < qc->streams.received) { |
8338
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
8337
diff
changeset
|
4326 |
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
8337
diff
changeset
|
4327 frame = ngx_quic_alloc_frame(pc, 0); |
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
8337
diff
changeset
|
4328 |
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
8337
diff
changeset
|
4329 if (frame == NULL) { |
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
8337
diff
changeset
|
4330 return NGX_ERROR; |
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
8337
diff
changeset
|
4331 } |
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
8337
diff
changeset
|
4332 |
8365
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
4333 qc->streams.recv_max_data *= 2; |
8338
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
8337
diff
changeset
|
4334 |
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
8337
diff
changeset
|
4335 frame->level = ssl_encryption_application; |
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
8337
diff
changeset
|
4336 frame->type = NGX_QUIC_FT_MAX_DATA; |
8365
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
4337 frame->u.max_data.max_data = qc->streams.recv_max_data; |
8338
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
8337
diff
changeset
|
4338 |
8500
12576ac9556d
QUIC: fixed format specifiers and removed casts.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8499
diff
changeset
|
4339 ngx_sprintf(frame->info, "MAX_DATA max_data:%uL level=%d on recv", |
12576ac9556d
QUIC: fixed format specifiers and removed casts.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8499
diff
changeset
|
4340 frame->u.max_data.max_data, frame->level); |
8338
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
8337
diff
changeset
|
4341 |
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
8337
diff
changeset
|
4342 ngx_quic_queue_frame(pc->quic, frame); |
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
8337
diff
changeset
|
4343 |
8359 | 4344 ngx_log_debug2(NGX_LOG_DEBUG_EVENT, c->log, 0, |
8478
d2f716e668e8
Fixed format specifiers.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8477
diff
changeset
|
4345 "quic stream id 0x%xL recv: increased max data: %uL", |
8365
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
8364
diff
changeset
|
4346 qs->id, qc->streams.recv_max_data); |
8338
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
8337
diff
changeset
|
4347 } |
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
8337
diff
changeset
|
4348 |
8225 | 4349 return len; |
4350 } | |
4351 | |
4352 | |
4353 static ssize_t | |
4354 ngx_quic_stream_send(ngx_connection_t *c, u_char *buf, size_t size) | |
4355 { | |
8509
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
4356 ngx_buf_t b; |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
4357 ngx_chain_t cl; |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
4358 |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
4359 ngx_memzero(&b, sizeof(ngx_buf_t)); |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
4360 |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
4361 b.memory = 1; |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
4362 b.pos = buf; |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
4363 b.last = buf + size; |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
4364 |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
4365 cl.buf = &b; |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
4366 cl.next = NULL; |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
4367 |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
4368 if (ngx_quic_stream_send_chain(c, &cl, 0) == NGX_CHAIN_ERROR) { |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
4369 return NGX_ERROR; |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
4370 } |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
4371 |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
4372 if (b.pos == buf) { |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
4373 return NGX_AGAIN; |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
4374 } |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
4375 |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
4376 return b.pos - buf; |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
4377 } |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
4378 |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
4379 |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
4380 static ngx_chain_t * |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
4381 ngx_quic_stream_send_chain(ngx_connection_t *c, ngx_chain_t *in, off_t limit) |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
4382 { |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
4383 u_char *p; |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
4384 size_t n, max, max_frame, max_flow, max_limit, len; |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
4385 #if (NGX_DEBUG) |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
4386 size_t sent; |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
4387 #endif |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
4388 ngx_buf_t *b; |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
4389 #if (NGX_DEBUG) |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
4390 ngx_uint_t nframes; |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
4391 #endif |
8503
b66a2a041d7e
QUIC: fixed ngx_http_test_reading() for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8502
diff
changeset
|
4392 ngx_event_t *wev; |
8509
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
4393 ngx_chain_t *cl; |
8280
b364af7f9f3f
Removed ngx_quic_stream_node_t.
Roman Arutyunyan <arut@nginx.com>
parents:
8279
diff
changeset
|
4394 ngx_connection_t *pc; |
b364af7f9f3f
Removed ngx_quic_stream_node_t.
Roman Arutyunyan <arut@nginx.com>
parents:
8279
diff
changeset
|
4395 ngx_quic_frame_t *frame; |
b364af7f9f3f
Removed ngx_quic_stream_node_t.
Roman Arutyunyan <arut@nginx.com>
parents:
8279
diff
changeset
|
4396 ngx_quic_stream_t *qs; |
b364af7f9f3f
Removed ngx_quic_stream_node_t.
Roman Arutyunyan <arut@nginx.com>
parents:
8279
diff
changeset
|
4397 ngx_quic_connection_t *qc; |
8225 | 4398 |
4399 qs = c->qs; | |
4400 pc = qs->parent; | |
4401 qc = pc->quic; | |
8503
b66a2a041d7e
QUIC: fixed ngx_http_test_reading() for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8502
diff
changeset
|
4402 wev = c->write; |
b66a2a041d7e
QUIC: fixed ngx_http_test_reading() for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8502
diff
changeset
|
4403 |
b66a2a041d7e
QUIC: fixed ngx_http_test_reading() for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8502
diff
changeset
|
4404 if (wev->error) { |
8509
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
4405 return NGX_CHAIN_ERROR; |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
4406 } |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
4407 |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
4408 max_frame = ngx_quic_max_stream_frame(qc); |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
4409 max_flow = ngx_quic_max_stream_flow(c); |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
4410 max_limit = limit; |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
4411 |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
4412 #if (NGX_DEBUG) |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
4413 sent = 0; |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
4414 nframes = 0; |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
4415 #endif |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
4416 |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
4417 for ( ;; ) { |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
4418 max = ngx_min(max_frame, max_flow); |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
4419 |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
4420 if (limit) { |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
4421 max = ngx_min(max, max_limit); |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
4422 } |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
4423 |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
4424 for (cl = in, n = 0; in; in = in->next) { |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
4425 |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
4426 if (!ngx_buf_in_memory(in->buf)) { |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
4427 continue; |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
4428 } |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
4429 |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
4430 n += ngx_buf_size(in->buf); |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
4431 |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
4432 if (n > max) { |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
4433 n = max; |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
4434 break; |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
4435 } |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
4436 } |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
4437 |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
4438 if (n == 0) { |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
4439 wev->ready = (max_flow ? 1 : 0); |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
4440 break; |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
4441 } |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
4442 |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
4443 frame = ngx_quic_alloc_frame(pc, n); |
8345
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
8344
diff
changeset
|
4444 if (frame == NULL) { |
8509
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
4445 return NGX_CHAIN_ERROR; |
8345
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
8344
diff
changeset
|
4446 } |
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
8344
diff
changeset
|
4447 |
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
8344
diff
changeset
|
4448 frame->level = ssl_encryption_application; |
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
8344
diff
changeset
|
4449 frame->type = NGX_QUIC_FT_STREAM6; /* OFF=1 LEN=1 FIN=0 */ |
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
8344
diff
changeset
|
4450 frame->u.stream.off = 1; |
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
8344
diff
changeset
|
4451 frame->u.stream.len = 1; |
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
8344
diff
changeset
|
4452 frame->u.stream.fin = 0; |
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
8344
diff
changeset
|
4453 |
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
8344
diff
changeset
|
4454 frame->u.stream.type = frame->type; |
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
8344
diff
changeset
|
4455 frame->u.stream.stream_id = qs->id; |
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
8344
diff
changeset
|
4456 frame->u.stream.offset = c->sent; |
8509
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
4457 frame->u.stream.length = n; |
8345
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
8344
diff
changeset
|
4458 frame->u.stream.data = frame->data; |
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
8344
diff
changeset
|
4459 |
8509
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
4460 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:
8508
diff
changeset
|
4461 qs->id, n, frame->level); |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
4462 |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
4463 c->sent += n; |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
4464 qc->streams.sent += n; |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
4465 max_flow -= n; |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
4466 |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
4467 if (limit) { |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
4468 max_limit -= n; |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
4469 } |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
4470 |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
4471 #if (NGX_DEBUG) |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
4472 sent += n; |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
4473 nframes++; |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
4474 #endif |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
4475 |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
4476 for (p = frame->data; n > 0; cl = cl->next) { |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
4477 b = cl->buf; |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
4478 |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
4479 if (!ngx_buf_in_memory(b)) { |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
4480 continue; |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
4481 } |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
4482 |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
4483 len = ngx_min(n, (size_t) (b->last - b->pos)); |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
4484 p = ngx_cpymem(p, b->pos, len); |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
4485 |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
4486 b->pos += len; |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
4487 n -= len; |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
4488 } |
8345
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
8344
diff
changeset
|
4489 |
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
8344
diff
changeset
|
4490 ngx_quic_queue_frame(qc, frame); |
8225 | 4491 } |
4492 | |
8509
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
4493 ngx_log_debug2(NGX_LOG_DEBUG_EVENT, c->log, 0, |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
4494 "quic send_chain sent:%uz, frames:%ui", sent, nframes); |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
4495 |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
4496 return in; |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
4497 } |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
4498 |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
4499 |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
4500 static size_t |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
4501 ngx_quic_max_stream_frame(ngx_quic_connection_t *qc) |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
4502 { |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
4503 /* |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
4504 * we need to fit at least 1 frame into a packet, thus account head/tail; |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
4505 * 25 = 1 + 8x3 is max header for STREAM frame, with 1 byte for frame type |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
4506 */ |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
4507 |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
4508 return qc->ctp.max_udp_payload_size - NGX_QUIC_MAX_SHORT_HEADER - 25 |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
4509 - EVP_GCM_TLS_TAG_LEN; |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
4510 } |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
4511 |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
4512 |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
4513 static size_t |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
4514 ngx_quic_max_stream_flow(ngx_connection_t *c) |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
4515 { |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
4516 size_t size; |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
4517 uint64_t sent, unacked; |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
4518 ngx_quic_stream_t *qs; |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
4519 ngx_quic_connection_t *qc; |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
4520 |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
4521 qs = c->qs; |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
4522 qc = qs->parent->quic; |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
4523 |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
4524 size = NGX_QUIC_STREAM_BUFSIZE; |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
4525 sent = c->sent; |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
4526 unacked = sent - qs->acked; |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
4527 |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
4528 if (qc->streams.send_max_data == 0) { |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
4529 qc->streams.send_max_data = qc->ctp.initial_max_data; |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
4530 } |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
4531 |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
4532 if (unacked >= NGX_QUIC_STREAM_BUFSIZE) { |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
4533 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, c->log, 0, |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
4534 "quic send flow hit buffer size"); |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
4535 return 0; |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
4536 } |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
4537 |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
4538 if (unacked + size > NGX_QUIC_STREAM_BUFSIZE) { |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
4539 size = NGX_QUIC_STREAM_BUFSIZE - unacked; |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
4540 } |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
4541 |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
4542 if (qc->streams.sent >= qc->streams.send_max_data) { |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
4543 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, c->log, 0, |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
4544 "quic send flow hit MAX_DATA"); |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
4545 return 0; |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
4546 } |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
4547 |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
4548 if (qc->streams.sent + size > qc->streams.send_max_data) { |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
4549 size = qc->streams.send_max_data - qc->streams.sent; |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
4550 } |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
4551 |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
4552 if (sent >= qs->send_max_data) { |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
4553 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, c->log, 0, |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
4554 "quic send flow hit MAX_STREAM_DATA"); |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
4555 return 0; |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
4556 } |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
4557 |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
4558 if (sent + size > qs->send_max_data) { |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
4559 size = qs->send_max_data - sent; |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
4560 } |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
4561 |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
4562 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0, |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
4563 "quic send flow: %uz", size); |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
4564 |
bce9e9643444
QUIC: coalesce neighbouring stream send buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
4565 return size; |
8225 | 4566 } |
4567 | |
4568 | |
8239
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
8237
diff
changeset
|
4569 static void |
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
8237
diff
changeset
|
4570 ngx_quic_stream_cleanup_handler(void *data) |
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
8237
diff
changeset
|
4571 { |
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
8237
diff
changeset
|
4572 ngx_connection_t *c = data; |
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
8237
diff
changeset
|
4573 |
8280
b364af7f9f3f
Removed ngx_quic_stream_node_t.
Roman Arutyunyan <arut@nginx.com>
parents:
8279
diff
changeset
|
4574 ngx_connection_t *pc; |
b364af7f9f3f
Removed ngx_quic_stream_node_t.
Roman Arutyunyan <arut@nginx.com>
parents:
8279
diff
changeset
|
4575 ngx_quic_frame_t *frame; |
b364af7f9f3f
Removed ngx_quic_stream_node_t.
Roman Arutyunyan <arut@nginx.com>
parents:
8279
diff
changeset
|
4576 ngx_quic_stream_t *qs; |
b364af7f9f3f
Removed ngx_quic_stream_node_t.
Roman Arutyunyan <arut@nginx.com>
parents:
8279
diff
changeset
|
4577 ngx_quic_connection_t *qc; |
8239
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
8237
diff
changeset
|
4578 |
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
8237
diff
changeset
|
4579 qs = c->qs; |
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
8237
diff
changeset
|
4580 pc = qs->parent; |
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
8237
diff
changeset
|
4581 qc = pc->quic; |
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
8237
diff
changeset
|
4582 |
8359 | 4583 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0, |
8478
d2f716e668e8
Fixed format specifiers.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8477
diff
changeset
|
4584 "quic stream id 0x%xL cleanup", qs->id); |
8281
618a65de08b3
When closing a QUIC connection, wait for all streams to finish.
Roman Arutyunyan <arut@nginx.com>
parents:
8280
diff
changeset
|
4585 |
618a65de08b3
When closing a QUIC connection, wait for all streams to finish.
Roman Arutyunyan <arut@nginx.com>
parents:
8280
diff
changeset
|
4586 ngx_rbtree_delete(&qc->streams.tree, &qs->node); |
8348
d42b50d239f4
Fixed memory leak with reordered stream frames.
Vladimir Homutov <vl@nginx.com>
parents:
8346
diff
changeset
|
4587 ngx_quic_free_frames(pc, &qs->fs.frames); |
8281
618a65de08b3
When closing a QUIC connection, wait for all streams to finish.
Roman Arutyunyan <arut@nginx.com>
parents:
8280
diff
changeset
|
4588 |
618a65de08b3
When closing a QUIC connection, wait for all streams to finish.
Roman Arutyunyan <arut@nginx.com>
parents:
8280
diff
changeset
|
4589 if (qc->closing) { |
8355
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
8354
diff
changeset
|
4590 /* schedule handler call to continue ngx_quic_close_connection() */ |
8281
618a65de08b3
When closing a QUIC connection, wait for all streams to finish.
Roman Arutyunyan <arut@nginx.com>
parents:
8280
diff
changeset
|
4591 ngx_post_event(pc->read, &ngx_posted_events); |
618a65de08b3
When closing a QUIC connection, wait for all streams to finish.
Roman Arutyunyan <arut@nginx.com>
parents:
8280
diff
changeset
|
4592 return; |
618a65de08b3
When closing a QUIC connection, wait for all streams to finish.
Roman Arutyunyan <arut@nginx.com>
parents:
8280
diff
changeset
|
4593 } |
618a65de08b3
When closing a QUIC connection, wait for all streams to finish.
Roman Arutyunyan <arut@nginx.com>
parents:
8280
diff
changeset
|
4594 |
8528
97da6521657c
QUIC: send STOP_SENDING on stream closure.
Roman Arutyunyan <arut@nginx.com>
parents:
8526
diff
changeset
|
4595 if ((qs->id & NGX_QUIC_STREAM_SERVER_INITIATED) == 0 |
97da6521657c
QUIC: send STOP_SENDING on stream closure.
Roman Arutyunyan <arut@nginx.com>
parents:
8526
diff
changeset
|
4596 || (qs->id & NGX_QUIC_STREAM_UNIDIRECTIONAL) == 0) |
97da6521657c
QUIC: send STOP_SENDING on stream closure.
Roman Arutyunyan <arut@nginx.com>
parents:
8526
diff
changeset
|
4597 { |
97da6521657c
QUIC: send STOP_SENDING on stream closure.
Roman Arutyunyan <arut@nginx.com>
parents:
8526
diff
changeset
|
4598 if (!c->read->eof && !c->read->error) { |
97da6521657c
QUIC: send STOP_SENDING on stream closure.
Roman Arutyunyan <arut@nginx.com>
parents:
8526
diff
changeset
|
4599 frame = ngx_quic_alloc_frame(pc, 0); |
97da6521657c
QUIC: send STOP_SENDING on stream closure.
Roman Arutyunyan <arut@nginx.com>
parents:
8526
diff
changeset
|
4600 if (frame == NULL) { |
97da6521657c
QUIC: send STOP_SENDING on stream closure.
Roman Arutyunyan <arut@nginx.com>
parents:
8526
diff
changeset
|
4601 return; |
97da6521657c
QUIC: send STOP_SENDING on stream closure.
Roman Arutyunyan <arut@nginx.com>
parents:
8526
diff
changeset
|
4602 } |
97da6521657c
QUIC: send STOP_SENDING on stream closure.
Roman Arutyunyan <arut@nginx.com>
parents:
8526
diff
changeset
|
4603 |
97da6521657c
QUIC: send STOP_SENDING on stream closure.
Roman Arutyunyan <arut@nginx.com>
parents:
8526
diff
changeset
|
4604 frame->level = ssl_encryption_application; |
97da6521657c
QUIC: send STOP_SENDING on stream closure.
Roman Arutyunyan <arut@nginx.com>
parents:
8526
diff
changeset
|
4605 frame->type = NGX_QUIC_FT_STOP_SENDING; |
97da6521657c
QUIC: send STOP_SENDING on stream closure.
Roman Arutyunyan <arut@nginx.com>
parents:
8526
diff
changeset
|
4606 frame->u.stop_sending.id = qs->id; |
97da6521657c
QUIC: send STOP_SENDING on stream closure.
Roman Arutyunyan <arut@nginx.com>
parents:
8526
diff
changeset
|
4607 frame->u.stop_sending.error_code = 0x100; /* HTTP/3 no error */ |
97da6521657c
QUIC: send STOP_SENDING on stream closure.
Roman Arutyunyan <arut@nginx.com>
parents:
8526
diff
changeset
|
4608 |
97da6521657c
QUIC: send STOP_SENDING on stream closure.
Roman Arutyunyan <arut@nginx.com>
parents:
8526
diff
changeset
|
4609 ngx_sprintf(frame->info, "STOP_SENDING id:0x%xL err:0x%xL level:%d", |
97da6521657c
QUIC: send STOP_SENDING on stream closure.
Roman Arutyunyan <arut@nginx.com>
parents:
8526
diff
changeset
|
4610 qs->id, frame->u.stop_sending.error_code, frame->level); |
97da6521657c
QUIC: send STOP_SENDING on stream closure.
Roman Arutyunyan <arut@nginx.com>
parents:
8526
diff
changeset
|
4611 |
97da6521657c
QUIC: send STOP_SENDING on stream closure.
Roman Arutyunyan <arut@nginx.com>
parents:
8526
diff
changeset
|
4612 ngx_quic_queue_frame(qc, frame); |
97da6521657c
QUIC: send STOP_SENDING on stream closure.
Roman Arutyunyan <arut@nginx.com>
parents:
8526
diff
changeset
|
4613 } |
97da6521657c
QUIC: send STOP_SENDING on stream closure.
Roman Arutyunyan <arut@nginx.com>
parents:
8526
diff
changeset
|
4614 } |
97da6521657c
QUIC: send STOP_SENDING on stream closure.
Roman Arutyunyan <arut@nginx.com>
parents:
8526
diff
changeset
|
4615 |
8496
c5324bb3a704
QUIC: limited the number of client-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8495
diff
changeset
|
4616 if ((qs->id & NGX_QUIC_STREAM_SERVER_INITIATED) == 0) { |
c5324bb3a704
QUIC: limited the number of client-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8495
diff
changeset
|
4617 frame = ngx_quic_alloc_frame(pc, 0); |
c5324bb3a704
QUIC: limited the number of client-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8495
diff
changeset
|
4618 if (frame == NULL) { |
c5324bb3a704
QUIC: limited the number of client-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8495
diff
changeset
|
4619 return; |
c5324bb3a704
QUIC: limited the number of client-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8495
diff
changeset
|
4620 } |
c5324bb3a704
QUIC: limited the number of client-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8495
diff
changeset
|
4621 |
c5324bb3a704
QUIC: limited the number of client-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8495
diff
changeset
|
4622 frame->level = ssl_encryption_application; |
c5324bb3a704
QUIC: limited the number of client-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8495
diff
changeset
|
4623 frame->type = NGX_QUIC_FT_MAX_STREAMS; |
c5324bb3a704
QUIC: limited the number of client-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8495
diff
changeset
|
4624 |
c5324bb3a704
QUIC: limited the number of client-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8495
diff
changeset
|
4625 if (qs->id & NGX_QUIC_STREAM_UNIDIRECTIONAL) { |
c5324bb3a704
QUIC: limited the number of client-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8495
diff
changeset
|
4626 frame->u.max_streams.limit = ++qc->streams.client_max_streams_uni; |
c5324bb3a704
QUIC: limited the number of client-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8495
diff
changeset
|
4627 frame->u.max_streams.bidi = 0; |
c5324bb3a704
QUIC: limited the number of client-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8495
diff
changeset
|
4628 |
c5324bb3a704
QUIC: limited the number of client-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8495
diff
changeset
|
4629 } else { |
c5324bb3a704
QUIC: limited the number of client-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8495
diff
changeset
|
4630 frame->u.max_streams.limit = ++qc->streams.client_max_streams_bidi; |
c5324bb3a704
QUIC: limited the number of client-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8495
diff
changeset
|
4631 frame->u.max_streams.bidi = 1; |
c5324bb3a704
QUIC: limited the number of client-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8495
diff
changeset
|
4632 } |
c5324bb3a704
QUIC: limited the number of client-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8495
diff
changeset
|
4633 |
c5324bb3a704
QUIC: limited the number of client-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8495
diff
changeset
|
4634 ngx_sprintf(frame->info, "MAX_STREAMS limit:%uL bidi:%ui level=%d", |
c5324bb3a704
QUIC: limited the number of client-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8495
diff
changeset
|
4635 frame->u.max_streams.limit, |
c5324bb3a704
QUIC: limited the number of client-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8495
diff
changeset
|
4636 frame->u.max_streams.bidi, |
c5324bb3a704
QUIC: limited the number of client-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8495
diff
changeset
|
4637 (int) frame->level); |
c5324bb3a704
QUIC: limited the number of client-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8495
diff
changeset
|
4638 |
c5324bb3a704
QUIC: limited the number of client-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8495
diff
changeset
|
4639 ngx_quic_queue_frame(qc, frame); |
c5324bb3a704
QUIC: limited the number of client-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8495
diff
changeset
|
4640 |
c5324bb3a704
QUIC: limited the number of client-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8495
diff
changeset
|
4641 if (qs->id & NGX_QUIC_STREAM_UNIDIRECTIONAL) { |
c5324bb3a704
QUIC: limited the number of client-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8495
diff
changeset
|
4642 /* do not send fin for client unidirectional streams */ |
c5324bb3a704
QUIC: limited the number of client-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8495
diff
changeset
|
4643 return; |
c5324bb3a704
QUIC: limited the number of client-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8495
diff
changeset
|
4644 } |
8239
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
8237
diff
changeset
|
4645 } |
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
8237
diff
changeset
|
4646 |
8359 | 4647 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0, |
8478
d2f716e668e8
Fixed format specifiers.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8477
diff
changeset
|
4648 "quic stream id 0x%xL send fin", qs->id); |
8239
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
8237
diff
changeset
|
4649 |
8286 | 4650 frame = ngx_quic_alloc_frame(pc, 0); |
8239
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
8237
diff
changeset
|
4651 if (frame == NULL) { |
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
8237
diff
changeset
|
4652 return; |
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
8237
diff
changeset
|
4653 } |
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
8237
diff
changeset
|
4654 |
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
8237
diff
changeset
|
4655 frame->level = ssl_encryption_application; |
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
8237
diff
changeset
|
4656 frame->type = NGX_QUIC_FT_STREAM7; /* OFF=1 LEN=1 FIN=1 */ |
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
8237
diff
changeset
|
4657 frame->u.stream.off = 1; |
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
8237
diff
changeset
|
4658 frame->u.stream.len = 1; |
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
8237
diff
changeset
|
4659 frame->u.stream.fin = 1; |
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
8237
diff
changeset
|
4660 |
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
8237
diff
changeset
|
4661 frame->u.stream.type = frame->type; |
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
8237
diff
changeset
|
4662 frame->u.stream.stream_id = qs->id; |
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
8237
diff
changeset
|
4663 frame->u.stream.offset = c->sent; |
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
8237
diff
changeset
|
4664 frame->u.stream.length = 0; |
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
8237
diff
changeset
|
4665 frame->u.stream.data = NULL; |
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
8237
diff
changeset
|
4666 |
8478
d2f716e668e8
Fixed format specifiers.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8477
diff
changeset
|
4667 ngx_sprintf(frame->info, "stream 0x%xL fin=1 level=%d", |
8359 | 4668 qs->id, frame->level); |
8239
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
8237
diff
changeset
|
4669 |
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
8237
diff
changeset
|
4670 ngx_quic_queue_frame(qc, frame); |
8293
1ec905f4d851
Push QUIC stream frames in send() and cleanup handler.
Roman Arutyunyan <arut@nginx.com>
parents:
8290
diff
changeset
|
4671 |
1ec905f4d851
Push QUIC stream frames in send() and cleanup handler.
Roman Arutyunyan <arut@nginx.com>
parents:
8290
diff
changeset
|
4672 (void) ngx_quic_output(pc); |
8239
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
8237
diff
changeset
|
4673 } |
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
8237
diff
changeset
|
4674 |
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
8237
diff
changeset
|
4675 |
8286 | 4676 static ngx_quic_frame_t * |
4677 ngx_quic_alloc_frame(ngx_connection_t *c, size_t size) | |
4678 { | |
4679 u_char *p; | |
8308
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
4680 ngx_queue_t *q; |
8286 | 4681 ngx_quic_frame_t *frame; |
4682 ngx_quic_connection_t *qc; | |
4683 | |
4684 if (size) { | |
4685 p = ngx_alloc(size, c->log); | |
4686 if (p == NULL) { | |
4687 return NULL; | |
4688 } | |
4689 | |
4690 } else { | |
4691 p = NULL; | |
4692 } | |
4693 | |
4694 qc = c->quic; | |
8308
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
4695 |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
4696 if (!ngx_queue_empty(&qc->free_frames)) { |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
4697 |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
4698 q = ngx_queue_head(&qc->free_frames); |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
4699 frame = ngx_queue_data(q, ngx_quic_frame_t, queue); |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
4700 |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
4701 ngx_queue_remove(&frame->queue); |
8286 | 4702 |
8359 | 4703 #ifdef NGX_QUIC_DEBUG_FRAMES_ALLOC |
8286 | 4704 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0, |
8359 | 4705 "quic reuse frame n:%ui", qc->nframes); |
4706 #endif | |
8286 | 4707 |
4708 } else { | |
4709 frame = ngx_pcalloc(c->pool, sizeof(ngx_quic_frame_t)); | |
4710 if (frame == NULL) { | |
4711 ngx_free(p); | |
4712 return NULL; | |
4713 } | |
4714 | |
4715 #if (NGX_DEBUG) | |
4716 ++qc->nframes; | |
4717 #endif | |
4718 | |
8359 | 4719 #ifdef NGX_QUIC_DEBUG_FRAMES_ALLOC |
8286 | 4720 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0, |
8359 | 4721 "quic alloc frame n:%ui", qc->nframes); |
4722 #endif | |
8286 | 4723 } |
4724 | |
4725 ngx_memzero(frame, sizeof(ngx_quic_frame_t)); | |
4726 | |
4727 frame->data = p; | |
4728 | |
4729 return frame; | |
4730 } | |
4731 | |
4732 | |
4733 static void | |
8364
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
4734 ngx_quic_congestion_ack(ngx_connection_t *c, ngx_quic_frame_t *f) |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
4735 { |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
4736 ngx_msec_t timer; |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
4737 ngx_quic_congestion_t *cg; |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
4738 ngx_quic_connection_t *qc; |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
4739 |
8508
4604e6043657
QUIC: packet based bytes_in_flight accounting.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8507
diff
changeset
|
4740 if (f->plen == 0) { |
4604e6043657
QUIC: packet based bytes_in_flight accounting.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8507
diff
changeset
|
4741 return; |
4604e6043657
QUIC: packet based bytes_in_flight accounting.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8507
diff
changeset
|
4742 } |
4604e6043657
QUIC: packet based bytes_in_flight accounting.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8507
diff
changeset
|
4743 |
8364
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
4744 qc = c->quic; |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
4745 cg = &qc->congestion; |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
4746 |
8508
4604e6043657
QUIC: packet based bytes_in_flight accounting.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8507
diff
changeset
|
4747 cg->in_flight -= f->plen; |
8364
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
4748 |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
4749 timer = f->last - cg->recovery_start; |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
4750 |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
4751 if ((ngx_msec_int_t) timer <= 0) { |
8508
4604e6043657
QUIC: packet based bytes_in_flight accounting.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8507
diff
changeset
|
4752 ngx_log_debug3(NGX_LOG_DEBUG_EVENT, c->log, 0, |
4604e6043657
QUIC: packet based bytes_in_flight accounting.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8507
diff
changeset
|
4753 "quic congestion ack recovery win:%uz, ss:%uz, if:%uz", |
4604e6043657
QUIC: packet based bytes_in_flight accounting.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8507
diff
changeset
|
4754 cg->window, cg->ssthresh, cg->in_flight); |
4604e6043657
QUIC: packet based bytes_in_flight accounting.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8507
diff
changeset
|
4755 |
8364
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
4756 return; |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
4757 } |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
4758 |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
4759 if (cg->window < cg->ssthresh) { |
8508
4604e6043657
QUIC: packet based bytes_in_flight accounting.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8507
diff
changeset
|
4760 cg->window += f->plen; |
8364
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
4761 |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
4762 ngx_log_debug3(NGX_LOG_DEBUG_EVENT, c->log, 0, |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
4763 "quic congestion slow start win:%uz, ss:%uz, if:%uz", |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
4764 cg->window, cg->ssthresh, cg->in_flight); |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
4765 |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
4766 } else { |
8508
4604e6043657
QUIC: packet based bytes_in_flight accounting.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8507
diff
changeset
|
4767 cg->window += qc->tp.max_udp_payload_size * f->plen / cg->window; |
8364
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
4768 |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
4769 ngx_log_debug3(NGX_LOG_DEBUG_EVENT, c->log, 0, |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
4770 "quic congestion avoidance win:%uz, ss:%uz, if:%uz", |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
4771 cg->window, cg->ssthresh, cg->in_flight); |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
4772 } |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
4773 |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
4774 /* prevent recovery_start from wrapping */ |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
4775 |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
4776 timer = cg->recovery_start - ngx_current_msec + qc->tp.max_idle_timeout * 2; |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
4777 |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
4778 if ((ngx_msec_int_t) timer < 0) { |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
4779 cg->recovery_start = ngx_current_msec - qc->tp.max_idle_timeout * 2; |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
4780 } |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
4781 } |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
4782 |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
4783 |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
4784 static void |
8508
4604e6043657
QUIC: packet based bytes_in_flight accounting.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8507
diff
changeset
|
4785 ngx_quic_congestion_lost(ngx_connection_t *c, ngx_quic_frame_t *f) |
8364
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
4786 { |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
4787 ngx_msec_t timer; |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
4788 ngx_quic_congestion_t *cg; |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
4789 ngx_quic_connection_t *qc; |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
4790 |
8508
4604e6043657
QUIC: packet based bytes_in_flight accounting.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8507
diff
changeset
|
4791 if (f->plen == 0) { |
4604e6043657
QUIC: packet based bytes_in_flight accounting.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8507
diff
changeset
|
4792 return; |
4604e6043657
QUIC: packet based bytes_in_flight accounting.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8507
diff
changeset
|
4793 } |
4604e6043657
QUIC: packet based bytes_in_flight accounting.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8507
diff
changeset
|
4794 |
8364
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
4795 qc = c->quic; |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
4796 cg = &qc->congestion; |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
4797 |
8508
4604e6043657
QUIC: packet based bytes_in_flight accounting.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8507
diff
changeset
|
4798 cg->in_flight -= f->plen; |
4604e6043657
QUIC: packet based bytes_in_flight accounting.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8507
diff
changeset
|
4799 |
4604e6043657
QUIC: packet based bytes_in_flight accounting.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8507
diff
changeset
|
4800 timer = f->last - cg->recovery_start; |
8364
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
4801 |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
4802 if ((ngx_msec_int_t) timer <= 0) { |
8508
4604e6043657
QUIC: packet based bytes_in_flight accounting.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8507
diff
changeset
|
4803 ngx_log_debug3(NGX_LOG_DEBUG_EVENT, c->log, 0, |
4604e6043657
QUIC: packet based bytes_in_flight accounting.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8507
diff
changeset
|
4804 "quic congestion lost recovery win:%uz, ss:%uz, if:%uz", |
4604e6043657
QUIC: packet based bytes_in_flight accounting.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8507
diff
changeset
|
4805 cg->window, cg->ssthresh, cg->in_flight); |
4604e6043657
QUIC: packet based bytes_in_flight accounting.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8507
diff
changeset
|
4806 |
8364
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
4807 return; |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
4808 } |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
4809 |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
4810 cg->recovery_start = ngx_current_msec; |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
4811 cg->window /= 2; |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
4812 |
8415
125cbfa77013
Renamed max_packet_size to max_udp_payload_size, from draft-28.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8413
diff
changeset
|
4813 if (cg->window < qc->tp.max_udp_payload_size * 2) { |
125cbfa77013
Renamed max_packet_size to max_udp_payload_size, from draft-28.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8413
diff
changeset
|
4814 cg->window = qc->tp.max_udp_payload_size * 2; |
8364
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
4815 } |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
4816 |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
4817 cg->ssthresh = cg->window; |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
4818 |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
4819 ngx_log_debug3(NGX_LOG_DEBUG_EVENT, c->log, 0, |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
4820 "quic congestion lost win:%uz, ss:%uz, if:%uz", |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
4821 cg->window, cg->ssthresh, cg->in_flight); |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
4822 } |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
4823 |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
4824 |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
8363
diff
changeset
|
4825 static void |
8286 | 4826 ngx_quic_free_frame(ngx_connection_t *c, ngx_quic_frame_t *frame) |
4827 { | |
4828 ngx_quic_connection_t *qc; | |
4829 | |
4830 qc = c->quic; | |
4831 | |
4832 if (frame->data) { | |
4833 ngx_free(frame->data); | |
8394 | 4834 frame->data = NULL; |
8286 | 4835 } |
4836 | |
8308
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
8307
diff
changeset
|
4837 ngx_queue_insert_head(&qc->free_frames, &frame->queue); |
8286 | 4838 |
8359 | 4839 #ifdef NGX_QUIC_DEBUG_FRAMES_ALLOC |
8286 | 4840 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0, |
8359 | 4841 "quic free frame n:%ui", qc->nframes); |
4842 #endif | |
8286 | 4843 } |