Mercurial > hg > nginx-quic
annotate src/event/ngx_event_quic.c @ 7916:c206233d9c29 quic
Fixed transport parameters on a new connection with a valid token.
Previously, the retry transport parameter was sent regardless.
author | Sergey Kandaurov <pluknet@nginx.com> |
---|---|
date | Mon, 01 Jun 2020 19:16:44 +0300 |
parents | 6633f17044eb |
children | 90b02ff6b003 |
rev | line source |
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7648
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
7646
diff
changeset
|
1 |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
7646
diff
changeset
|
2 /* |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
7646
diff
changeset
|
3 * Copyright (C) Nginx, Inc. |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
7646
diff
changeset
|
4 */ |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
7646
diff
changeset
|
5 |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
7646
diff
changeset
|
6 |
7637 | 7 #include <ngx_config.h> |
8 #include <ngx_core.h> | |
7674
4ae9ac69ab93
HTTP/QUIC interface reworked.
Vladimir Homutov <vl@nginx.com>
parents:
7673
diff
changeset
|
9 #include <ngx_event.h> |
7648
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
7646
diff
changeset
|
10 |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
7646
diff
changeset
|
11 |
7773
dc7ac778aafe
Introduced packet namespace in QUIC connection.
Vladimir Homutov <vl@nginx.com>
parents:
7772
diff
changeset
|
12 /* 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:
7772
diff
changeset
|
13 * so we have 3 packet number spaces: |
dc7ac778aafe
Introduced packet namespace in QUIC connection.
Vladimir Homutov <vl@nginx.com>
parents:
7772
diff
changeset
|
14 * |
dc7ac778aafe
Introduced packet namespace in QUIC connection.
Vladimir Homutov <vl@nginx.com>
parents:
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diff
changeset
|
15 * 0 - Initial |
dc7ac778aafe
Introduced packet namespace in QUIC connection.
Vladimir Homutov <vl@nginx.com>
parents:
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diff
changeset
|
16 * 1 - Handshake |
dc7ac778aafe
Introduced packet namespace in QUIC connection.
Vladimir Homutov <vl@nginx.com>
parents:
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diff
changeset
|
17 * 2 - 0-RTT and 1-RTT |
dc7ac778aafe
Introduced packet namespace in QUIC connection.
Vladimir Homutov <vl@nginx.com>
parents:
7772
diff
changeset
|
18 */ |
7808
bda817d16cc2
Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents:
7794
diff
changeset
|
19 #define ngx_quic_get_send_ctx(qc, level) \ |
bda817d16cc2
Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents:
7794
diff
changeset
|
20 ((level) == ssl_encryption_initial) ? &((qc)->send_ctx[0]) \ |
bda817d16cc2
Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents:
7794
diff
changeset
|
21 : (((level) == ssl_encryption_handshake) ? &((qc)->send_ctx[1]) \ |
bda817d16cc2
Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents:
7794
diff
changeset
|
22 : &((qc)->send_ctx[2])) |
bda817d16cc2
Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents:
7794
diff
changeset
|
23 |
bda817d16cc2
Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents:
7794
diff
changeset
|
24 #define NGX_QUIC_SEND_CTX_LAST (NGX_QUIC_ENCRYPTION_LAST - 1) |
7773
dc7ac778aafe
Introduced packet namespace in QUIC connection.
Vladimir Homutov <vl@nginx.com>
parents:
7772
diff
changeset
|
25 |
7780
de8981bf2dd5
Advertizing MAX_STREAMS (0x12) credit in advance.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7778
diff
changeset
|
26 #define NGX_QUIC_STREAMS_INC 16 |
de8981bf2dd5
Advertizing MAX_STREAMS (0x12) credit in advance.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7778
diff
changeset
|
27 #define NGX_QUIC_STREAMS_LIMIT (1ULL < 60) |
de8981bf2dd5
Advertizing MAX_STREAMS (0x12) credit in advance.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7778
diff
changeset
|
28 |
7810
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
29 /* |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
30 * 7.4. Cryptographic Message Buffering |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
31 * Implementations MUST support buffering at least 4096 bytes of data |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
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|
32 */ |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
33 #define NGX_QUIC_MAX_BUFFERED 65535 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
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diff
changeset
|
34 |
7773
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Introduced packet namespace in QUIC connection.
Vladimir Homutov <vl@nginx.com>
parents:
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changeset
|
35 |
7691 | 36 typedef struct { |
37 ngx_rbtree_t tree; | |
38 ngx_rbtree_node_t sentinel; | |
39 ngx_connection_handler_pt handler; | |
7695
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
7691
diff
changeset
|
40 |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
7691
diff
changeset
|
41 ngx_uint_t id_counter; |
7815
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
7814
diff
changeset
|
42 |
7842
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
43 uint64_t received; |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
44 uint64_t sent; |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
45 uint64_t recv_max_data; |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
46 uint64_t send_max_data; |
7691 | 47 } ngx_quic_streams_t; |
7648
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Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
7646
diff
changeset
|
48 |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
7646
diff
changeset
|
49 |
7841
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
50 typedef struct { |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
51 size_t in_flight; |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
52 size_t window; |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
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diff
changeset
|
53 size_t ssthresh; |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
54 ngx_msec_t recovery_start; |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
55 } ngx_quic_congestion_t; |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
56 |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
57 |
7808
bda817d16cc2
Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents:
7794
diff
changeset
|
58 /* |
bda817d16cc2
Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents:
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diff
changeset
|
59 * 12.3. Packet Numbers |
bda817d16cc2
Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents:
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diff
changeset
|
60 * |
bda817d16cc2
Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents:
7794
diff
changeset
|
61 * 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:
7794
diff
changeset
|
62 * 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:
7794
diff
changeset
|
63 * 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:
7794
diff
changeset
|
64 * are also Initial packets. |
bda817d16cc2
Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents:
7794
diff
changeset
|
65 */ |
7773
dc7ac778aafe
Introduced packet namespace in QUIC connection.
Vladimir Homutov <vl@nginx.com>
parents:
7772
diff
changeset
|
66 typedef struct { |
dc7ac778aafe
Introduced packet namespace in QUIC connection.
Vladimir Homutov <vl@nginx.com>
parents:
7772
diff
changeset
|
67 ngx_quic_secret_t client_secret; |
dc7ac778aafe
Introduced packet namespace in QUIC connection.
Vladimir Homutov <vl@nginx.com>
parents:
7772
diff
changeset
|
68 ngx_quic_secret_t server_secret; |
dc7ac778aafe
Introduced packet namespace in QUIC connection.
Vladimir Homutov <vl@nginx.com>
parents:
7772
diff
changeset
|
69 |
7878 | 70 uint64_t pnum; /* to be sent */ |
71 uint64_t largest_ack; /* received from peer */ | |
72 uint64_t largest_pn; /* received from peer */ | |
7774
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
73 |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
74 ngx_queue_t frames; |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
75 ngx_queue_t sent; |
7808
bda817d16cc2
Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents:
7794
diff
changeset
|
76 } ngx_quic_send_ctx_t; |
7773
dc7ac778aafe
Introduced packet namespace in QUIC connection.
Vladimir Homutov <vl@nginx.com>
parents:
7772
diff
changeset
|
77 |
dc7ac778aafe
Introduced packet namespace in QUIC connection.
Vladimir Homutov <vl@nginx.com>
parents:
7772
diff
changeset
|
78 |
7648
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
7646
diff
changeset
|
79 struct ngx_quic_connection_s { |
7691 | 80 ngx_str_t scid; |
81 ngx_str_t dcid; | |
7858
6e100d8c138a
Preserve original DCID and unbreak parsing 0-RTT packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7857
diff
changeset
|
82 ngx_str_t odcid; |
7691 | 83 ngx_str_t token; |
7648
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
7646
diff
changeset
|
84 |
7726
f388c0ad3477
Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
7725
diff
changeset
|
85 ngx_uint_t client_tp_done; |
7713
e9891e8ee975
Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
7712
diff
changeset
|
86 ngx_quic_tp_t tp; |
7731
d45325e90221
Limit output QUIC packets with client max_packet_size.
Roman Arutyunyan <arut@nginx.com>
parents:
7729
diff
changeset
|
87 ngx_quic_tp_t ctp; |
7713
e9891e8ee975
Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
7712
diff
changeset
|
88 |
7874
1245e274b9ba
Avoided excessive definitions for connection state.
Vladimir Homutov <vl@nginx.com>
parents:
7871
diff
changeset
|
89 enum ssl_encryption_level_t state; |
7729
1295b293d09a
Connection states code cleanup.
Vladimir Homutov <vl@nginx.com>
parents:
7726
diff
changeset
|
90 |
7808
bda817d16cc2
Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents:
7794
diff
changeset
|
91 ngx_quic_send_ctx_t send_ctx[NGX_QUIC_SEND_CTX_LAST]; |
7772
058a5af7ddfc
Refactored QUIC secrets storage.
Vladimir Homutov <vl@nginx.com>
parents:
7771
diff
changeset
|
92 ngx_quic_secrets_t keys[NGX_QUIC_ENCRYPTION_LAST]; |
7785
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7782
diff
changeset
|
93 ngx_quic_secrets_t next_key; |
7810
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
94 ngx_quic_frames_stream_t crypto[NGX_QUIC_ENCRYPTION_LAST]; |
7772
058a5af7ddfc
Refactored QUIC secrets storage.
Vladimir Homutov <vl@nginx.com>
parents:
7771
diff
changeset
|
95 |
7691 | 96 ngx_ssl_t *ssl; |
7774
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
97 |
7775 | 98 ngx_event_t push; |
7846
bddf704d62c1
Renamed retransmit event object in preparation for retry support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7845
diff
changeset
|
99 ngx_event_t retransmit; |
7832
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
100 ngx_event_t close; |
7774
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
101 ngx_queue_t free_frames; |
7832
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
102 ngx_msec_t last_cc; |
7752 | 103 |
104 #if (NGX_DEBUG) | |
105 ngx_uint_t nframes; | |
106 #endif | |
7674
4ae9ac69ab93
HTTP/QUIC interface reworked.
Vladimir Homutov <vl@nginx.com>
parents:
7673
diff
changeset
|
107 |
7691 | 108 ngx_quic_streams_t streams; |
7841
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
109 ngx_quic_congestion_t congestion; |
7747
618a65de08b3
When closing a QUIC connection, wait for all streams to finish.
Roman Arutyunyan <arut@nginx.com>
parents:
7746
diff
changeset
|
110 |
7780
de8981bf2dd5
Advertizing MAX_STREAMS (0x12) credit in advance.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7778
diff
changeset
|
111 uint64_t cur_streams; |
de8981bf2dd5
Advertizing MAX_STREAMS (0x12) credit in advance.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7778
diff
changeset
|
112 uint64_t max_streams; |
de8981bf2dd5
Advertizing MAX_STREAMS (0x12) credit in advance.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7778
diff
changeset
|
113 |
7862
fb7422074258
Added generation of CC frames with error on connection termination.
Vladimir Homutov <vl@nginx.com>
parents:
7861
diff
changeset
|
114 ngx_uint_t error; |
7876
ffd362e87eb2
Added more context to CONNECTION CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
7875
diff
changeset
|
115 ngx_uint_t error_ftype; |
ffd362e87eb2
Added more context to CONNECTION CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
7875
diff
changeset
|
116 const char *error_reason; |
7862
fb7422074258
Added generation of CC frames with error on connection termination.
Vladimir Homutov <vl@nginx.com>
parents:
7861
diff
changeset
|
117 |
7747
618a65de08b3
When closing a QUIC connection, wait for all streams to finish.
Roman Arutyunyan <arut@nginx.com>
parents:
7746
diff
changeset
|
118 unsigned send_timer_set:1; |
618a65de08b3
When closing a QUIC connection, wait for all streams to finish.
Roman Arutyunyan <arut@nginx.com>
parents:
7746
diff
changeset
|
119 unsigned closing:1; |
7832
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
120 unsigned draining:1; |
7785
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7782
diff
changeset
|
121 unsigned key_phase:1; |
7860
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
122 unsigned in_retry:1; |
7874
1245e274b9ba
Avoided excessive definitions for connection state.
Vladimir Homutov <vl@nginx.com>
parents:
7871
diff
changeset
|
123 unsigned initialized:1; |
7691 | 124 }; |
7672
8d6ac639feac
Added support of multiple QUIC packets in single datagram.
Vladimir Homutov <vl@nginx.com>
parents:
7671
diff
changeset
|
125 |
7648
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
7646
diff
changeset
|
126 |
7812
76839f55bc48
Sorted functions and functions declarations.
Vladimir Homutov <vl@nginx.com>
parents:
7811
diff
changeset
|
127 typedef ngx_int_t (*ngx_quic_frame_handler_pt)(ngx_connection_t *c, |
7855
81a4f98a2556
Cleaned up reordering code.
Vladimir Homutov <vl@nginx.com>
parents:
7854
diff
changeset
|
128 ngx_quic_frame_t *frame, void *data); |
7812
76839f55bc48
Sorted functions and functions declarations.
Vladimir Homutov <vl@nginx.com>
parents:
7811
diff
changeset
|
129 |
76839f55bc48
Sorted functions and functions declarations.
Vladimir Homutov <vl@nginx.com>
parents:
7811
diff
changeset
|
130 |
7670
9e0c30e1f7fb
Compatibility with BoringSSL revised QUIC encryption secret APIs.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7669
diff
changeset
|
131 #if BORINGSSL_API_VERSION >= 10 |
9e0c30e1f7fb
Compatibility with BoringSSL revised QUIC encryption secret APIs.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7669
diff
changeset
|
132 static int ngx_quic_set_read_secret(ngx_ssl_conn_t *ssl_conn, |
9e0c30e1f7fb
Compatibility with BoringSSL revised QUIC encryption secret APIs.
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diff
changeset
|
133 enum ssl_encryption_level_t level, const SSL_CIPHER *cipher, |
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Compatibility with BoringSSL revised QUIC encryption secret APIs.
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diff
changeset
|
134 const uint8_t *secret, size_t secret_len); |
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Compatibility with BoringSSL revised QUIC encryption secret APIs.
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parents:
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diff
changeset
|
135 static int ngx_quic_set_write_secret(ngx_ssl_conn_t *ssl_conn, |
9e0c30e1f7fb
Compatibility with BoringSSL revised QUIC encryption secret APIs.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7669
diff
changeset
|
136 enum ssl_encryption_level_t level, const SSL_CIPHER *cipher, |
9e0c30e1f7fb
Compatibility with BoringSSL revised QUIC encryption secret APIs.
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parents:
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diff
changeset
|
137 const uint8_t *secret, size_t secret_len); |
9e0c30e1f7fb
Compatibility with BoringSSL revised QUIC encryption secret APIs.
Sergey Kandaurov <pluknet@nginx.com>
parents:
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diff
changeset
|
138 #else |
7648
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
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diff
changeset
|
139 static int ngx_quic_set_encryption_secrets(ngx_ssl_conn_t *ssl_conn, |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
7646
diff
changeset
|
140 enum ssl_encryption_level_t level, const uint8_t *read_secret, |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
7646
diff
changeset
|
141 const uint8_t *write_secret, size_t secret_len); |
7670
9e0c30e1f7fb
Compatibility with BoringSSL revised QUIC encryption secret APIs.
Sergey Kandaurov <pluknet@nginx.com>
parents:
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diff
changeset
|
142 #endif |
7691 | 143 |
7648
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
7646
diff
changeset
|
144 static int ngx_quic_add_handshake_data(ngx_ssl_conn_t *ssl_conn, |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
7646
diff
changeset
|
145 enum ssl_encryption_level_t level, const uint8_t *data, size_t len); |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
7646
diff
changeset
|
146 static int ngx_quic_flush_flight(ngx_ssl_conn_t *ssl_conn); |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
7646
diff
changeset
|
147 static int ngx_quic_send_alert(ngx_ssl_conn_t *ssl_conn, |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
7646
diff
changeset
|
148 enum ssl_encryption_level_t level, uint8_t alert); |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
7646
diff
changeset
|
149 |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
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diff
changeset
|
150 |
7691 | 151 static ngx_int_t ngx_quic_new_connection(ngx_connection_t *c, ngx_ssl_t *ssl, |
7770
90f94413177e
TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7769
diff
changeset
|
152 ngx_quic_tp_t *tp, ngx_quic_header_t *pkt, |
90f94413177e
TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7769
diff
changeset
|
153 ngx_connection_handler_pt handler); |
7859
b7704303a7e5
Server CID change refactored.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7858
diff
changeset
|
154 static ngx_int_t ngx_quic_new_dcid(ngx_connection_t *c, ngx_str_t *odcid); |
7860
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
155 static ngx_int_t ngx_quic_retry(ngx_connection_t *c); |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
156 static ngx_int_t ngx_quic_new_token(ngx_connection_t *c, ngx_str_t *token); |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
157 static ngx_int_t ngx_quic_validate_token(ngx_connection_t *c, |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
158 ngx_quic_header_t *pkt); |
7691 | 159 static ngx_int_t ngx_quic_init_connection(ngx_connection_t *c); |
7729
1295b293d09a
Connection states code cleanup.
Vladimir Homutov <vl@nginx.com>
parents:
7726
diff
changeset
|
160 static void ngx_quic_input_handler(ngx_event_t *rev); |
7831
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
7827
diff
changeset
|
161 |
7832
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
162 static void ngx_quic_close_connection(ngx_connection_t *c, ngx_int_t rc); |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
163 static ngx_int_t ngx_quic_close_quic(ngx_connection_t *c, ngx_int_t rc); |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
164 static void ngx_quic_close_timer_handler(ngx_event_t *ev); |
7831
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
7827
diff
changeset
|
165 static ngx_int_t ngx_quic_close_streams(ngx_connection_t *c, |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
7827
diff
changeset
|
166 ngx_quic_connection_t *qc); |
7691 | 167 |
168 static ngx_int_t ngx_quic_input(ngx_connection_t *c, ngx_buf_t *b); | |
7854
2a94aaa70b33
Cleaned up firefox workaround.
Vladimir Homutov <vl@nginx.com>
parents:
7848
diff
changeset
|
169 static ngx_inline u_char *ngx_quic_skip_zero_padding(ngx_buf_t *b); |
7860
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
170 static ngx_int_t ngx_quic_retry_input(ngx_connection_t *c, |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
171 ngx_quic_header_t *pkt); |
7691 | 172 static ngx_int_t ngx_quic_initial_input(ngx_connection_t *c, |
173 ngx_quic_header_t *pkt); | |
174 static ngx_int_t ngx_quic_handshake_input(ngx_connection_t *c, | |
175 ngx_quic_header_t *pkt); | |
7770
90f94413177e
TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7769
diff
changeset
|
176 static ngx_int_t ngx_quic_early_input(ngx_connection_t *c, |
90f94413177e
TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7769
diff
changeset
|
177 ngx_quic_header_t *pkt); |
7838 | 178 static ngx_int_t ngx_quic_check_peer(ngx_quic_connection_t *qc, |
179 ngx_quic_header_t *pkt); | |
7691 | 180 static ngx_int_t ngx_quic_app_input(ngx_connection_t *c, |
181 ngx_quic_header_t *pkt); | |
182 static ngx_int_t ngx_quic_payload_handler(ngx_connection_t *c, | |
183 ngx_quic_header_t *pkt); | |
7844
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7842
diff
changeset
|
184 static ngx_int_t ngx_quic_send_ack(ngx_connection_t *c, ngx_quic_header_t *pkt); |
7832
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
185 static ngx_int_t ngx_quic_send_cc(ngx_connection_t *c, |
7876
ffd362e87eb2
Added more context to CONNECTION CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
7875
diff
changeset
|
186 enum ssl_encryption_level_t level, ngx_uint_t err, ngx_uint_t frame_type, |
ffd362e87eb2
Added more context to CONNECTION CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
7875
diff
changeset
|
187 const char *reason); |
7861
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7860
diff
changeset
|
188 static ngx_int_t ngx_quic_send_new_token(ngx_connection_t *c); |
7691 | 189 |
190 static ngx_int_t ngx_quic_handle_ack_frame(ngx_connection_t *c, | |
191 ngx_quic_header_t *pkt, ngx_quic_ack_frame_t *f); | |
7792 | 192 static ngx_int_t ngx_quic_handle_ack_frame_range(ngx_connection_t *c, |
7808
bda817d16cc2
Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents:
7794
diff
changeset
|
193 ngx_quic_send_ctx_t *ctx, uint64_t min, uint64_t max); |
7841
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
194 static void ngx_quic_handle_stream_ack(ngx_connection_t *c, |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
195 ngx_quic_frame_t *f); |
7812
76839f55bc48
Sorted functions and functions declarations.
Vladimir Homutov <vl@nginx.com>
parents:
7811
diff
changeset
|
196 |
76839f55bc48
Sorted functions and functions declarations.
Vladimir Homutov <vl@nginx.com>
parents:
7811
diff
changeset
|
197 static ngx_int_t ngx_quic_handle_ordered_frame(ngx_connection_t *c, |
76839f55bc48
Sorted functions and functions declarations.
Vladimir Homutov <vl@nginx.com>
parents:
7811
diff
changeset
|
198 ngx_quic_frames_stream_t *fs, ngx_quic_frame_t *frame, |
7855
81a4f98a2556
Cleaned up reordering code.
Vladimir Homutov <vl@nginx.com>
parents:
7854
diff
changeset
|
199 ngx_quic_frame_handler_pt handler, void *data); |
7810
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
200 static ngx_int_t ngx_quic_adjust_frame_offset(ngx_connection_t *c, |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
201 ngx_quic_frame_t *f, uint64_t offset_in); |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
202 static ngx_int_t ngx_quic_buffer_frame(ngx_connection_t *c, |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
203 ngx_quic_frames_stream_t *stream, ngx_quic_frame_t *f); |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
204 |
7812
76839f55bc48
Sorted functions and functions declarations.
Vladimir Homutov <vl@nginx.com>
parents:
7811
diff
changeset
|
205 static ngx_int_t ngx_quic_handle_crypto_frame(ngx_connection_t *c, |
76839f55bc48
Sorted functions and functions declarations.
Vladimir Homutov <vl@nginx.com>
parents:
7811
diff
changeset
|
206 ngx_quic_header_t *pkt, ngx_quic_frame_t *frame); |
7810
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
207 static ngx_int_t ngx_quic_crypto_input(ngx_connection_t *c, |
7855
81a4f98a2556
Cleaned up reordering code.
Vladimir Homutov <vl@nginx.com>
parents:
7854
diff
changeset
|
208 ngx_quic_frame_t *frame, void *data); |
7691 | 209 static ngx_int_t ngx_quic_handle_stream_frame(ngx_connection_t *c, |
7811
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
7810
diff
changeset
|
210 ngx_quic_header_t *pkt, ngx_quic_frame_t *frame); |
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
7810
diff
changeset
|
211 static ngx_int_t ngx_quic_stream_input(ngx_connection_t *c, |
7855
81a4f98a2556
Cleaned up reordering code.
Vladimir Homutov <vl@nginx.com>
parents:
7854
diff
changeset
|
212 ngx_quic_frame_t *frame, void *data); |
7811
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
7810
diff
changeset
|
213 |
7780
de8981bf2dd5
Advertizing MAX_STREAMS (0x12) credit in advance.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7778
diff
changeset
|
214 static ngx_int_t ngx_quic_handle_max_streams(ngx_connection_t *c); |
7842
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
215 static ngx_int_t ngx_quic_handle_max_data_frame(ngx_connection_t *c, |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
216 ngx_quic_max_data_frame_t *f); |
7711
a14afe21e692
Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents:
7707
diff
changeset
|
217 static ngx_int_t ngx_quic_handle_streams_blocked_frame(ngx_connection_t *c, |
a14afe21e692
Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents:
7707
diff
changeset
|
218 ngx_quic_header_t *pkt, ngx_quic_streams_blocked_frame_t *f); |
7732
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
7731
diff
changeset
|
219 static ngx_int_t ngx_quic_handle_stream_data_blocked_frame(ngx_connection_t *c, |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
7731
diff
changeset
|
220 ngx_quic_header_t *pkt, ngx_quic_stream_data_blocked_frame_t *f); |
7842
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
221 static ngx_int_t ngx_quic_handle_max_stream_data_frame(ngx_connection_t *c, |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
222 ngx_quic_header_t *pkt, ngx_quic_max_stream_data_frame_t *f); |
7691 | 223 |
224 static void ngx_quic_queue_frame(ngx_quic_connection_t *qc, | |
225 ngx_quic_frame_t *frame); | |
226 | |
227 static ngx_int_t ngx_quic_output(ngx_connection_t *c); | |
7808
bda817d16cc2
Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents:
7794
diff
changeset
|
228 static ngx_int_t ngx_quic_output_frames(ngx_connection_t *c, |
7809
6ad871b63422
Cleaned up magic numbers in ngx_quic_output_frames().
Vladimir Homutov <vl@nginx.com>
parents:
7808
diff
changeset
|
229 ngx_quic_send_ctx_t *ctx); |
7774
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
230 static void ngx_quic_free_frames(ngx_connection_t *c, ngx_queue_t *frames); |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
231 static ngx_int_t ngx_quic_send_frames(ngx_connection_t *c, ngx_queue_t *frames); |
7781
fdda518d10ba
Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents:
7780
diff
changeset
|
232 |
fdda518d10ba
Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents:
7780
diff
changeset
|
233 static void ngx_quic_set_packet_number(ngx_quic_header_t *pkt, |
7808
bda817d16cc2
Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents:
7794
diff
changeset
|
234 ngx_quic_send_ctx_t *ctx); |
7774
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
235 static void ngx_quic_retransmit_handler(ngx_event_t *ev); |
7808
bda817d16cc2
Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents:
7794
diff
changeset
|
236 static ngx_int_t ngx_quic_retransmit(ngx_connection_t *c, |
bda817d16cc2
Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents:
7794
diff
changeset
|
237 ngx_quic_send_ctx_t *ctx, ngx_msec_t *waitp); |
7775 | 238 static void ngx_quic_push_handler(ngx_event_t *ev); |
7691 | 239 |
240 static void ngx_quic_rbtree_insert_stream(ngx_rbtree_node_t *temp, | |
241 ngx_rbtree_node_t *node, ngx_rbtree_node_t *sentinel); | |
7746
b364af7f9f3f
Removed ngx_quic_stream_node_t.
Roman Arutyunyan <arut@nginx.com>
parents:
7745
diff
changeset
|
242 static ngx_quic_stream_t *ngx_quic_find_stream(ngx_rbtree_t *rbtree, |
7750
2935a11c55b6
Fixed QUIC stream insert and find.
Roman Arutyunyan <arut@nginx.com>
parents:
7748
diff
changeset
|
243 uint64_t id); |
7746
b364af7f9f3f
Removed ngx_quic_stream_node_t.
Roman Arutyunyan <arut@nginx.com>
parents:
7745
diff
changeset
|
244 static ngx_quic_stream_t *ngx_quic_create_stream(ngx_connection_t *c, |
7748
4cf00c14f11a
Safe QUIC stream creation.
Roman Arutyunyan <arut@nginx.com>
parents:
7747
diff
changeset
|
245 uint64_t id, size_t rcvbuf_size); |
7677
6bc18966b8c1
Stream "connection" read/write methods.
Vladimir Homutov <vl@nginx.com>
parents:
7675
diff
changeset
|
246 static ssize_t ngx_quic_stream_recv(ngx_connection_t *c, u_char *buf, |
6bc18966b8c1
Stream "connection" read/write methods.
Vladimir Homutov <vl@nginx.com>
parents:
7675
diff
changeset
|
247 size_t size); |
6bc18966b8c1
Stream "connection" read/write methods.
Vladimir Homutov <vl@nginx.com>
parents:
7675
diff
changeset
|
248 static ssize_t ngx_quic_stream_send(ngx_connection_t *c, u_char *buf, |
6bc18966b8c1
Stream "connection" read/write methods.
Vladimir Homutov <vl@nginx.com>
parents:
7675
diff
changeset
|
249 size_t size); |
7705
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
7703
diff
changeset
|
250 static void ngx_quic_stream_cleanup_handler(void *data); |
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251 static ngx_chain_t *ngx_quic_stream_send_chain(ngx_connection_t *c, |
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252 ngx_chain_t *in, off_t limit); |
7752 | 253 static ngx_quic_frame_t *ngx_quic_alloc_frame(ngx_connection_t *c, size_t size); |
254 static void ngx_quic_free_frame(ngx_connection_t *c, ngx_quic_frame_t *frame); | |
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255 |
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256 static void ngx_quic_congestion_ack(ngx_connection_t *c, |
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257 ngx_quic_frame_t *frame); |
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258 static void ngx_quic_congestion_lost(ngx_connection_t *c, ngx_msec_t sent); |
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259 |
7691 | 260 |
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261 static SSL_QUIC_METHOD quic_method = { |
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262 #if BORINGSSL_API_VERSION >= 10 |
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263 ngx_quic_set_read_secret, |
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264 ngx_quic_set_write_secret, |
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265 #else |
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266 ngx_quic_set_encryption_secrets, |
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267 #endif |
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268 ngx_quic_add_handshake_data, |
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269 ngx_quic_flush_flight, |
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270 ngx_quic_send_alert, |
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271 }; |
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272 |
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273 |
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274 #if BORINGSSL_API_VERSION >= 10 |
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275 |
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276 static int |
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277 ngx_quic_set_read_secret(ngx_ssl_conn_t *ssl_conn, |
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278 enum ssl_encryption_level_t level, const SSL_CIPHER *cipher, |
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279 const uint8_t *rsecret, size_t secret_len) |
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280 { |
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281 ngx_connection_t *c; |
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282 ngx_quic_secrets_t *keys; |
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283 |
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284 c = ngx_ssl_get_connection((ngx_ssl_conn_t *) ssl_conn); |
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285 |
7836 | 286 #ifdef NGX_QUIC_DEBUG_CRYPTO |
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287 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0, |
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288 "quic ngx_quic_set_read_secret() level:%d", level); |
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289 ngx_quic_hexdump(c->log, "quic read secret", rsecret, secret_len); |
7836 | 290 #endif |
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291 |
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292 keys = &c->quic->keys[level]; |
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293 |
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294 if (level == ssl_encryption_early_data) { |
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295 c->quic->state = ssl_encryption_early_data; |
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296 } |
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297 |
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298 return ngx_quic_set_encryption_secret(c->pool, ssl_conn, level, |
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299 rsecret, secret_len, |
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300 &keys->client); |
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301 } |
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302 |
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303 |
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304 static int |
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305 ngx_quic_set_write_secret(ngx_ssl_conn_t *ssl_conn, |
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306 enum ssl_encryption_level_t level, const SSL_CIPHER *cipher, |
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307 const uint8_t *wsecret, size_t secret_len) |
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308 { |
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309 ngx_connection_t *c; |
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310 ngx_quic_secrets_t *keys; |
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311 |
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312 c = ngx_ssl_get_connection((ngx_ssl_conn_t *) ssl_conn); |
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313 |
7836 | 314 #ifdef NGX_QUIC_DEBUG_CRYPTO |
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315 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0, |
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316 "quic ngx_quic_set_write_secret() level:%d", level); |
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317 ngx_quic_hexdump(c->log, "quic write secret", wsecret, secret_len); |
7836 | 318 #endif |
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319 |
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320 keys = &c->quic->keys[level]; |
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321 |
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322 return ngx_quic_set_encryption_secret(c->pool, ssl_conn, level, |
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323 wsecret, secret_len, |
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|
324 &keys->server); |
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325 } |
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326 |
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327 #else |
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328 |
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329 static int |
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330 ngx_quic_set_encryption_secrets(ngx_ssl_conn_t *ssl_conn, |
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331 enum ssl_encryption_level_t level, const uint8_t *rsecret, |
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332 const uint8_t *wsecret, size_t secret_len) |
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333 { |
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334 ngx_int_t rc; |
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|
335 ngx_connection_t *c; |
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336 ngx_quic_secrets_t *keys; |
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337 |
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338 c = ngx_ssl_get_connection((ngx_ssl_conn_t *) ssl_conn); |
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339 |
7836 | 340 #ifdef NGX_QUIC_DEBUG_CRYPTO |
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341 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0, |
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342 "quic ngx_quic_set_encryption_secrets() level:%d", level); |
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343 ngx_quic_hexdump(c->log, "quic read", rsecret, secret_len); |
7836 | 344 #endif |
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345 |
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346 keys = &c->quic->keys[level]; |
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347 |
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348 rc = ngx_quic_set_encryption_secret(c->pool, ssl_conn, level, |
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349 rsecret, secret_len, |
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350 &keys->client); |
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351 if (rc != 1) { |
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352 return rc; |
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353 } |
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354 |
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355 if (level == ssl_encryption_early_data) { |
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356 c->quic->state = ssl_encryption_early_data; |
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357 return 1; |
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|
358 } |
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359 |
7836 | 360 #ifdef NGX_QUIC_DEBUG_CRYPTO |
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361 ngx_quic_hexdump(c->log, "quic write", wsecret, secret_len); |
7836 | 362 #endif |
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363 |
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364 return ngx_quic_set_encryption_secret(c->pool, ssl_conn, level, |
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365 wsecret, secret_len, |
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366 &keys->server); |
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367 } |
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368 |
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diff
changeset
|
369 #endif |
9e0c30e1f7fb
Compatibility with BoringSSL revised QUIC encryption secret APIs.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7669
diff
changeset
|
370 |
7648
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
7646
diff
changeset
|
371 |
7650
ec1f84996990
Split frame and packet generation into separate steps.
Vladimir Homutov <vl@nginx.com>
parents:
7649
diff
changeset
|
372 static int |
ec1f84996990
Split frame and packet generation into separate steps.
Vladimir Homutov <vl@nginx.com>
parents:
7649
diff
changeset
|
373 ngx_quic_add_handshake_data(ngx_ssl_conn_t *ssl_conn, |
ec1f84996990
Split frame and packet generation into separate steps.
Vladimir Homutov <vl@nginx.com>
parents:
7649
diff
changeset
|
374 enum ssl_encryption_level_t level, const uint8_t *data, size_t len) |
ec1f84996990
Split frame and packet generation into separate steps.
Vladimir Homutov <vl@nginx.com>
parents:
7649
diff
changeset
|
375 { |
7810
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
376 u_char *p, *end; |
7822
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
7821
diff
changeset
|
377 size_t client_params_len, fsize, limit; |
7810
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
378 const uint8_t *client_params; |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
379 ngx_quic_frame_t *frame; |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
380 ngx_connection_t *c; |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
381 ngx_quic_connection_t *qc; |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
382 ngx_quic_frames_stream_t *fs; |
7650
ec1f84996990
Split frame and packet generation into separate steps.
Vladimir Homutov <vl@nginx.com>
parents:
7649
diff
changeset
|
383 |
ec1f84996990
Split frame and packet generation into separate steps.
Vladimir Homutov <vl@nginx.com>
parents:
7649
diff
changeset
|
384 c = ngx_ssl_get_connection((ngx_ssl_conn_t *) ssl_conn); |
ec1f84996990
Split frame and packet generation into separate steps.
Vladimir Homutov <vl@nginx.com>
parents:
7649
diff
changeset
|
385 qc = c->quic; |
ec1f84996990
Split frame and packet generation into separate steps.
Vladimir Homutov <vl@nginx.com>
parents:
7649
diff
changeset
|
386 |
7652
0a2683df5f11
Implemented improved version of quic_output().
Vladimir Homutov <vl@nginx.com>
parents:
7651
diff
changeset
|
387 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, c->log, 0, |
7836 | 388 "quic ngx_quic_add_handshake_data"); |
7650
ec1f84996990
Split frame and packet generation into separate steps.
Vladimir Homutov <vl@nginx.com>
parents:
7649
diff
changeset
|
389 |
7726
f388c0ad3477
Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
7725
diff
changeset
|
390 if (!qc->client_tp_done) { |
f388c0ad3477
Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
7725
diff
changeset
|
391 |
f388c0ad3477
Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
7725
diff
changeset
|
392 SSL_get_peer_quic_transport_params(ssl_conn, &client_params, |
f388c0ad3477
Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
7725
diff
changeset
|
393 &client_params_len); |
f388c0ad3477
Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
7725
diff
changeset
|
394 |
f388c0ad3477
Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
7725
diff
changeset
|
395 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0, |
7836 | 396 "quic SSL_get_peer_quic_transport_params():" |
397 " params_len %ui", client_params_len); | |
7726
f388c0ad3477
Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
7725
diff
changeset
|
398 |
f388c0ad3477
Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
7725
diff
changeset
|
399 if (client_params_len != 0) { |
f388c0ad3477
Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
7725
diff
changeset
|
400 p = (u_char *) client_params; |
f388c0ad3477
Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
7725
diff
changeset
|
401 end = p + client_params_len; |
f388c0ad3477
Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
7725
diff
changeset
|
402 |
7731
d45325e90221
Limit output QUIC packets with client max_packet_size.
Roman Arutyunyan <arut@nginx.com>
parents:
7729
diff
changeset
|
403 if (ngx_quic_parse_transport_params(p, end, &qc->ctp, c->log) |
d45325e90221
Limit output QUIC packets with client max_packet_size.
Roman Arutyunyan <arut@nginx.com>
parents:
7729
diff
changeset
|
404 != NGX_OK) |
7726
f388c0ad3477
Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
7725
diff
changeset
|
405 { |
7862
fb7422074258
Added generation of CC frames with error on connection termination.
Vladimir Homutov <vl@nginx.com>
parents:
7861
diff
changeset
|
406 qc->error = NGX_QUIC_ERR_TRANSPORT_PARAMETER_ERROR; |
7876
ffd362e87eb2
Added more context to CONNECTION CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
7875
diff
changeset
|
407 qc->error_reason = "failed to process transport parameters"; |
ffd362e87eb2
Added more context to CONNECTION CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
7875
diff
changeset
|
408 |
7908
f27fdf86275d
Fixed return codes in ngx_quic_add_handshake_data() callback.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7878
diff
changeset
|
409 return 0; |
7726
f388c0ad3477
Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
7725
diff
changeset
|
410 } |
f388c0ad3477
Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
7725
diff
changeset
|
411 |
7737
8e54a17dabee
Respect QUIC max_idle_timeout.
Roman Arutyunyan <arut@nginx.com>
parents:
7736
diff
changeset
|
412 if (qc->ctp.max_idle_timeout > 0 |
8e54a17dabee
Respect QUIC max_idle_timeout.
Roman Arutyunyan <arut@nginx.com>
parents:
7736
diff
changeset
|
413 && qc->ctp.max_idle_timeout < qc->tp.max_idle_timeout) |
8e54a17dabee
Respect QUIC max_idle_timeout.
Roman Arutyunyan <arut@nginx.com>
parents:
7736
diff
changeset
|
414 { |
8e54a17dabee
Respect QUIC max_idle_timeout.
Roman Arutyunyan <arut@nginx.com>
parents:
7736
diff
changeset
|
415 qc->tp.max_idle_timeout = qc->ctp.max_idle_timeout; |
8e54a17dabee
Respect QUIC max_idle_timeout.
Roman Arutyunyan <arut@nginx.com>
parents:
7736
diff
changeset
|
416 } |
8e54a17dabee
Respect QUIC max_idle_timeout.
Roman Arutyunyan <arut@nginx.com>
parents:
7736
diff
changeset
|
417 |
7910
125cbfa77013
Renamed max_packet_size to max_udp_payload_size, from draft-28.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7908
diff
changeset
|
418 if (qc->ctp.max_udp_payload_size < NGX_QUIC_MIN_INITIAL_SIZE |
125cbfa77013
Renamed max_packet_size to max_udp_payload_size, from draft-28.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7908
diff
changeset
|
419 || qc->ctp.max_udp_payload_size > NGX_QUIC_MAX_UDP_PAYLOAD_SIZE) |
7822
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
7821
diff
changeset
|
420 { |
7862
fb7422074258
Added generation of CC frames with error on connection termination.
Vladimir Homutov <vl@nginx.com>
parents:
7861
diff
changeset
|
421 qc->error = NGX_QUIC_ERR_TRANSPORT_PARAMETER_ERROR; |
7876
ffd362e87eb2
Added more context to CONNECTION CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
7875
diff
changeset
|
422 qc->error_reason = "invalid maximum packet size"; |
ffd362e87eb2
Added more context to CONNECTION CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
7875
diff
changeset
|
423 |
7822
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
7821
diff
changeset
|
424 ngx_log_error(NGX_LOG_INFO, c->log, 0, |
7838 | 425 "quic maximum packet size is invalid"); |
7908
f27fdf86275d
Fixed return codes in ngx_quic_add_handshake_data() callback.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7878
diff
changeset
|
426 return 0; |
7822
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
7821
diff
changeset
|
427 } |
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
7821
diff
changeset
|
428 |
7912
6633f17044eb
QUIC draft-28 transport parameters support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7910
diff
changeset
|
429 #if (NGX_QUIC_DRAFT_VERSION >= 28) |
6633f17044eb
QUIC draft-28 transport parameters support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7910
diff
changeset
|
430 if (qc->scid.len != qc->ctp.initial_scid.len |
6633f17044eb
QUIC draft-28 transport parameters support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7910
diff
changeset
|
431 || ngx_memcmp(qc->scid.data, qc->ctp.initial_scid.data, |
6633f17044eb
QUIC draft-28 transport parameters support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7910
diff
changeset
|
432 qc->scid.len) != 0) |
6633f17044eb
QUIC draft-28 transport parameters support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7910
diff
changeset
|
433 { |
6633f17044eb
QUIC draft-28 transport parameters support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7910
diff
changeset
|
434 ngx_log_error(NGX_LOG_INFO, c->log, 0, |
6633f17044eb
QUIC draft-28 transport parameters support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7910
diff
changeset
|
435 "quic client initial_source_connection_id mismatch"); |
6633f17044eb
QUIC draft-28 transport parameters support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7910
diff
changeset
|
436 return 0; |
6633f17044eb
QUIC draft-28 transport parameters support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7910
diff
changeset
|
437 } |
6633f17044eb
QUIC draft-28 transport parameters support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7910
diff
changeset
|
438 #endif |
6633f17044eb
QUIC draft-28 transport parameters support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7910
diff
changeset
|
439 |
7726
f388c0ad3477
Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
7725
diff
changeset
|
440 qc->client_tp_done = 1; |
f388c0ad3477
Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
7725
diff
changeset
|
441 } |
f388c0ad3477
Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
7725
diff
changeset
|
442 } |
f388c0ad3477
Added processing of client transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
7725
diff
changeset
|
443 |
7822
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
7821
diff
changeset
|
444 /* |
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
7821
diff
changeset
|
445 * we need to fit at least 1 frame into a packet, thus account head/tail; |
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
7821
diff
changeset
|
446 * 17 = 1 + 8x2 is max header for CRYPTO frame, with 1 byte for frame type |
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
7821
diff
changeset
|
447 */ |
7910
125cbfa77013
Renamed max_packet_size to max_udp_payload_size, from draft-28.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7908
diff
changeset
|
448 limit = qc->ctp.max_udp_payload_size - NGX_QUIC_MAX_LONG_HEADER - 17 |
7822
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
7821
diff
changeset
|
449 - EVP_GCM_TLS_TAG_LEN; |
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
7821
diff
changeset
|
450 |
7810
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
451 fs = &qc->crypto[level]; |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
452 |
7822
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
7821
diff
changeset
|
453 p = (u_char *) data; |
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
7821
diff
changeset
|
454 end = (u_char *) data + len; |
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
7821
diff
changeset
|
455 |
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
7821
diff
changeset
|
456 while (p < end) { |
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
7821
diff
changeset
|
457 |
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
7821
diff
changeset
|
458 fsize = ngx_min(limit, (size_t) (end - p)); |
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
7821
diff
changeset
|
459 |
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
7821
diff
changeset
|
460 frame = ngx_quic_alloc_frame(c, fsize); |
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
7821
diff
changeset
|
461 if (frame == NULL) { |
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
7821
diff
changeset
|
462 return 0; |
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
7821
diff
changeset
|
463 } |
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
7821
diff
changeset
|
464 |
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
7821
diff
changeset
|
465 ngx_memcpy(frame->data, p, fsize); |
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
7821
diff
changeset
|
466 |
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
7821
diff
changeset
|
467 frame->level = level; |
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
7821
diff
changeset
|
468 frame->type = NGX_QUIC_FT_CRYPTO; |
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
7821
diff
changeset
|
469 frame->u.crypto.offset = fs->sent; |
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
7821
diff
changeset
|
470 frame->u.crypto.length = fsize; |
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
7821
diff
changeset
|
471 frame->u.crypto.data = frame->data; |
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
7821
diff
changeset
|
472 |
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
7821
diff
changeset
|
473 fs->sent += fsize; |
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
7821
diff
changeset
|
474 p += fsize; |
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
7821
diff
changeset
|
475 |
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
7821
diff
changeset
|
476 ngx_sprintf(frame->info, "crypto, generated by SSL len=%ui level=%d", |
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
7821
diff
changeset
|
477 fsize, level); |
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
7821
diff
changeset
|
478 |
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
7821
diff
changeset
|
479 ngx_quic_queue_frame(qc, frame); |
7652
0a2683df5f11
Implemented improved version of quic_output().
Vladimir Homutov <vl@nginx.com>
parents:
7651
diff
changeset
|
480 } |
7650
ec1f84996990
Split frame and packet generation into separate steps.
Vladimir Homutov <vl@nginx.com>
parents:
7649
diff
changeset
|
481 |
7648
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
7646
diff
changeset
|
482 return 1; |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
7646
diff
changeset
|
483 } |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
7646
diff
changeset
|
484 |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
7646
diff
changeset
|
485 |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
7646
diff
changeset
|
486 static int |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
7646
diff
changeset
|
487 ngx_quic_flush_flight(ngx_ssl_conn_t *ssl_conn) |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
7646
diff
changeset
|
488 { |
7837
f175006124d0
Cleaned up hexdumps in debug output.
Vladimir Homutov <vl@nginx.com>
parents:
7836
diff
changeset
|
489 #if (NGX_DEBUG) |
7648
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
7646
diff
changeset
|
490 ngx_connection_t *c; |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
7646
diff
changeset
|
491 |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
7646
diff
changeset
|
492 c = ngx_ssl_get_connection((ngx_ssl_conn_t *) ssl_conn); |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
7646
diff
changeset
|
493 |
7836 | 494 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, c->log, 0, |
495 "quic ngx_quic_flush_flight()"); | |
7837
f175006124d0
Cleaned up hexdumps in debug output.
Vladimir Homutov <vl@nginx.com>
parents:
7836
diff
changeset
|
496 #endif |
7648
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
7646
diff
changeset
|
497 return 1; |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
7646
diff
changeset
|
498 } |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
7646
diff
changeset
|
499 |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
7646
diff
changeset
|
500 |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
7646
diff
changeset
|
501 static int |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
7646
diff
changeset
|
502 ngx_quic_send_alert(ngx_ssl_conn_t *ssl_conn, enum ssl_encryption_level_t level, |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
7646
diff
changeset
|
503 uint8_t alert) |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
7646
diff
changeset
|
504 { |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
7646
diff
changeset
|
505 ngx_connection_t *c; |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
7646
diff
changeset
|
506 |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
7646
diff
changeset
|
507 c = ngx_ssl_get_connection((ngx_ssl_conn_t *) ssl_conn); |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
7646
diff
changeset
|
508 |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
7646
diff
changeset
|
509 ngx_log_debug2(NGX_LOG_DEBUG_EVENT, c->log, 0, |
7836 | 510 "quic ngx_quic_send_alert(), lvl=%d, alert=%d", |
7648
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
7646
diff
changeset
|
511 (int) level, (int) alert); |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
7646
diff
changeset
|
512 |
7832
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
513 if (c->quic == NULL) { |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
514 return 1; |
7701
552d6868091b
Implemented send_alert callback, CONNECTION_CLOSE writer.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7700
diff
changeset
|
515 } |
552d6868091b
Implemented send_alert callback, CONNECTION_CLOSE writer.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7700
diff
changeset
|
516 |
7876
ffd362e87eb2
Added more context to CONNECTION CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
7875
diff
changeset
|
517 if (ngx_quic_send_cc(c, level, 0x100 + alert, 0, "TLS alert") != NGX_OK) { |
7701
552d6868091b
Implemented send_alert callback, CONNECTION_CLOSE writer.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7700
diff
changeset
|
518 return 0; |
552d6868091b
Implemented send_alert callback, CONNECTION_CLOSE writer.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7700
diff
changeset
|
519 } |
552d6868091b
Implemented send_alert callback, CONNECTION_CLOSE writer.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7700
diff
changeset
|
520 |
7648
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
7646
diff
changeset
|
521 return 1; |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
7646
diff
changeset
|
522 } |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
7646
diff
changeset
|
523 |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
7646
diff
changeset
|
524 |
7691 | 525 void |
7713
e9891e8ee975
Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
7712
diff
changeset
|
526 ngx_quic_run(ngx_connection_t *c, ngx_ssl_t *ssl, ngx_quic_tp_t *tp, |
7737
8e54a17dabee
Respect QUIC max_idle_timeout.
Roman Arutyunyan <arut@nginx.com>
parents:
7736
diff
changeset
|
527 ngx_connection_handler_pt handler) |
7691 | 528 { |
529 ngx_buf_t *b; | |
530 ngx_quic_header_t pkt; | |
531 | |
7729
1295b293d09a
Connection states code cleanup.
Vladimir Homutov <vl@nginx.com>
parents:
7726
diff
changeset
|
532 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, c->log, 0, "quic run"); |
7691 | 533 |
7729
1295b293d09a
Connection states code cleanup.
Vladimir Homutov <vl@nginx.com>
parents:
7726
diff
changeset
|
534 c->log->action = "QUIC initialization"; |
7691 | 535 |
536 ngx_memzero(&pkt, sizeof(ngx_quic_header_t)); | |
537 | |
538 b = c->buffer; | |
539 | |
540 pkt.log = c->log; | |
541 pkt.raw = b; | |
542 pkt.data = b->start; | |
543 pkt.len = b->last - b->start; | |
544 | |
7770
90f94413177e
TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7769
diff
changeset
|
545 if (ngx_quic_new_connection(c, ssl, tp, &pkt, handler) != NGX_OK) { |
7832
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
546 ngx_quic_close_connection(c, NGX_ERROR); |
7691 | 547 return; |
548 } | |
549 | |
7860
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
550 ngx_add_timer(c->read, c->quic->in_retry ? NGX_QUIC_RETRY_TIMEOUT |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
551 : c->quic->tp.max_idle_timeout); |
7691 | 552 |
7729
1295b293d09a
Connection states code cleanup.
Vladimir Homutov <vl@nginx.com>
parents:
7726
diff
changeset
|
553 c->read->handler = ngx_quic_input_handler; |
7691 | 554 |
555 return; | |
556 } | |
557 | |
7665
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
7664
diff
changeset
|
558 |
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
7664
diff
changeset
|
559 static ngx_int_t |
7713
e9891e8ee975
Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
7712
diff
changeset
|
560 ngx_quic_new_connection(ngx_connection_t *c, ngx_ssl_t *ssl, ngx_quic_tp_t *tp, |
7770
90f94413177e
TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7769
diff
changeset
|
561 ngx_quic_header_t *pkt, ngx_connection_handler_pt handler) |
7665
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
7664
diff
changeset
|
562 { |
7861
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7860
diff
changeset
|
563 ngx_int_t rc; |
7774
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
564 ngx_uint_t i; |
7731
d45325e90221
Limit output QUIC packets with client max_packet_size.
Roman Arutyunyan <arut@nginx.com>
parents:
7729
diff
changeset
|
565 ngx_quic_tp_t *ctp; |
7772
058a5af7ddfc
Refactored QUIC secrets storage.
Vladimir Homutov <vl@nginx.com>
parents:
7771
diff
changeset
|
566 ngx_quic_secrets_t *keys; |
7816
aba84d9ab256
Parsing of truncated packet numbers.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7815
diff
changeset
|
567 ngx_quic_send_ctx_t *ctx; |
7691 | 568 ngx_quic_connection_t *qc; |
7910
125cbfa77013
Renamed max_packet_size to max_udp_payload_size, from draft-28.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7908
diff
changeset
|
569 static u_char buf[NGX_QUIC_MAX_UDP_PAYLOAD_SIZE]; |
7665
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
7664
diff
changeset
|
570 |
7822
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
7821
diff
changeset
|
571 if (ngx_buf_size(pkt->raw) < NGX_QUIC_MIN_INITIAL_SIZE) { |
7838 | 572 ngx_log_error(NGX_LOG_INFO, c->log, 0, |
573 "quic UDP datagram is too small for initial packet"); | |
7691 | 574 return NGX_ERROR; |
575 } | |
7665
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
7664
diff
changeset
|
576 |
7863
81f85c479d7e
Discard packets without fixed bit or reserved bits set.
Vladimir Homutov <vl@nginx.com>
parents:
7862
diff
changeset
|
577 rc = ngx_quic_parse_long_header(pkt); |
81f85c479d7e
Discard packets without fixed bit or reserved bits set.
Vladimir Homutov <vl@nginx.com>
parents:
7862
diff
changeset
|
578 if (rc != NGX_OK) { |
81f85c479d7e
Discard packets without fixed bit or reserved bits set.
Vladimir Homutov <vl@nginx.com>
parents:
7862
diff
changeset
|
579 return rc; |
7665
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
7664
diff
changeset
|
580 } |
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
7664
diff
changeset
|
581 |
7717
c217a907ce42
Added checks for permitted frame types.
Vladimir Homutov <vl@nginx.com>
parents:
7713
diff
changeset
|
582 if (!ngx_quic_pkt_in(pkt->flags)) { |
7691 | 583 ngx_log_error(NGX_LOG_INFO, c->log, 0, |
7838 | 584 "quic invalid initial packet: 0x%xi", pkt->flags); |
7691 | 585 return NGX_ERROR; |
586 } | |
7665
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
7664
diff
changeset
|
587 |
7691 | 588 if (ngx_quic_parse_initial_header(pkt) != NGX_OK) { |
589 return NGX_ERROR; | |
590 } | |
7665
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
7664
diff
changeset
|
591 |
7864
eebdda507ec3
Added tests for connection id lengths in initial packet.
Vladimir Homutov <vl@nginx.com>
parents:
7863
diff
changeset
|
592 if (pkt->dcid.len < NGX_QUIC_CID_LEN_MIN) { |
eebdda507ec3
Added tests for connection id lengths in initial packet.
Vladimir Homutov <vl@nginx.com>
parents:
7863
diff
changeset
|
593 /* 7.2. Negotiating Connection IDs */ |
eebdda507ec3
Added tests for connection id lengths in initial packet.
Vladimir Homutov <vl@nginx.com>
parents:
7863
diff
changeset
|
594 ngx_log_error(NGX_LOG_INFO, c->log, 0, |
eebdda507ec3
Added tests for connection id lengths in initial packet.
Vladimir Homutov <vl@nginx.com>
parents:
7863
diff
changeset
|
595 "quic too short dcid in initial packet: length %i", |
eebdda507ec3
Added tests for connection id lengths in initial packet.
Vladimir Homutov <vl@nginx.com>
parents:
7863
diff
changeset
|
596 pkt->dcid.len); |
eebdda507ec3
Added tests for connection id lengths in initial packet.
Vladimir Homutov <vl@nginx.com>
parents:
7863
diff
changeset
|
597 return NGX_ERROR; |
eebdda507ec3
Added tests for connection id lengths in initial packet.
Vladimir Homutov <vl@nginx.com>
parents:
7863
diff
changeset
|
598 } |
eebdda507ec3
Added tests for connection id lengths in initial packet.
Vladimir Homutov <vl@nginx.com>
parents:
7863
diff
changeset
|
599 |
7741 | 600 c->log->action = "creating new quic connection"; |
601 | |
7691 | 602 qc = ngx_pcalloc(c->pool, sizeof(ngx_quic_connection_t)); |
603 if (qc == NULL) { | |
604 return NGX_ERROR; | |
7665
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
7664
diff
changeset
|
605 } |
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
7664
diff
changeset
|
606 |
7691 | 607 ngx_rbtree_init(&qc->streams.tree, &qc->streams.sentinel, |
608 ngx_quic_rbtree_insert_stream); | |
609 | |
7810
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
610 for (i = 0; i < NGX_QUIC_SEND_CTX_LAST; i++) { |
7808
bda817d16cc2
Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents:
7794
diff
changeset
|
611 ngx_queue_init(&qc->send_ctx[i].frames); |
bda817d16cc2
Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents:
7794
diff
changeset
|
612 ngx_queue_init(&qc->send_ctx[i].sent); |
7816
aba84d9ab256
Parsing of truncated packet numbers.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7815
diff
changeset
|
613 qc->send_ctx[i].largest_pn = (uint64_t) -1; |
7810
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
614 } |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
615 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
616 for (i = 0; i < NGX_QUIC_ENCRYPTION_LAST; i++) { |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
617 ngx_queue_init(&qc->crypto[i].frames); |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
618 } |
7774
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
619 |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
620 ngx_queue_init(&qc->free_frames); |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
621 |
7846
bddf704d62c1
Renamed retransmit event object in preparation for retry support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7845
diff
changeset
|
622 qc->retransmit.log = c->log; |
bddf704d62c1
Renamed retransmit event object in preparation for retry support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7845
diff
changeset
|
623 qc->retransmit.data = c; |
bddf704d62c1
Renamed retransmit event object in preparation for retry support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7845
diff
changeset
|
624 qc->retransmit.handler = ngx_quic_retransmit_handler; |
bddf704d62c1
Renamed retransmit event object in preparation for retry support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7845
diff
changeset
|
625 qc->retransmit.cancelable = 1; |
7774
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
626 |
7775 | 627 qc->push.log = c->log; |
628 qc->push.data = c; | |
629 qc->push.handler = ngx_quic_push_handler; | |
630 qc->push.cancelable = 1; | |
631 | |
7691 | 632 c->quic = qc; |
7874
1245e274b9ba
Avoided excessive definitions for connection state.
Vladimir Homutov <vl@nginx.com>
parents:
7871
diff
changeset
|
633 qc->state = ssl_encryption_initial; |
7691 | 634 qc->ssl = ssl; |
7713
e9891e8ee975
Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
7712
diff
changeset
|
635 qc->tp = *tp; |
7770
90f94413177e
TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7769
diff
changeset
|
636 qc->streams.handler = handler; |
7691 | 637 |
7731
d45325e90221
Limit output QUIC packets with client max_packet_size.
Roman Arutyunyan <arut@nginx.com>
parents:
7729
diff
changeset
|
638 ctp = &qc->ctp; |
7910
125cbfa77013
Renamed max_packet_size to max_udp_payload_size, from draft-28.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7908
diff
changeset
|
639 ctp->max_udp_payload_size = NGX_QUIC_MAX_UDP_PAYLOAD_SIZE; |
7731
d45325e90221
Limit output QUIC packets with client max_packet_size.
Roman Arutyunyan <arut@nginx.com>
parents:
7729
diff
changeset
|
640 ctp->ack_delay_exponent = NGX_QUIC_DEFAULT_ACK_DELAY_EXPONENT; |
d45325e90221
Limit output QUIC packets with client max_packet_size.
Roman Arutyunyan <arut@nginx.com>
parents:
7729
diff
changeset
|
641 ctp->max_ack_delay = NGX_QUIC_DEFAULT_MAX_ACK_DELAY; |
d45325e90221
Limit output QUIC packets with client max_packet_size.
Roman Arutyunyan <arut@nginx.com>
parents:
7729
diff
changeset
|
642 |
7842
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
643 qc->streams.recv_max_data = qc->tp.initial_max_data; |
7815
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
7814
diff
changeset
|
644 |
7910
125cbfa77013
Renamed max_packet_size to max_udp_payload_size, from draft-28.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7908
diff
changeset
|
645 qc->congestion.window = ngx_min(10 * qc->tp.max_udp_payload_size, |
125cbfa77013
Renamed max_packet_size to max_udp_payload_size, from draft-28.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7908
diff
changeset
|
646 ngx_max(2 * qc->tp.max_udp_payload_size, |
125cbfa77013
Renamed max_packet_size to max_udp_payload_size, from draft-28.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7908
diff
changeset
|
647 14720)); |
7841
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
648 qc->congestion.ssthresh = NGX_MAX_SIZE_T_VALUE; |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
649 qc->congestion.recovery_start = ngx_current_msec; |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
650 |
7859
b7704303a7e5
Server CID change refactored.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7858
diff
changeset
|
651 if (ngx_quic_new_dcid(c, &pkt->dcid) != NGX_OK) { |
7691 | 652 return NGX_ERROR; |
653 } | |
7845 | 654 |
7916
c206233d9c29
Fixed transport parameters on a new connection with a valid token.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7912
diff
changeset
|
655 #if (NGX_QUIC_DRAFT_VERSION >= 28) |
7912
6633f17044eb
QUIC draft-28 transport parameters support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7910
diff
changeset
|
656 qc->tp.original_dcid = c->quic->odcid; |
7916
c206233d9c29
Fixed transport parameters on a new connection with a valid token.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7912
diff
changeset
|
657 #endif |
7912
6633f17044eb
QUIC draft-28 transport parameters support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7910
diff
changeset
|
658 qc->tp.initial_scid = c->quic->dcid; |
6633f17044eb
QUIC draft-28 transport parameters support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7910
diff
changeset
|
659 |
7691 | 660 qc->scid.len = pkt->scid.len; |
661 qc->scid.data = ngx_pnalloc(c->pool, qc->scid.len); | |
662 if (qc->scid.data == NULL) { | |
663 return NGX_ERROR; | |
664 } | |
665 ngx_memcpy(qc->scid.data, pkt->scid.data, qc->scid.len); | |
7665
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
7664
diff
changeset
|
666 |
7772
058a5af7ddfc
Refactored QUIC secrets storage.
Vladimir Homutov <vl@nginx.com>
parents:
7771
diff
changeset
|
667 keys = &c->quic->keys[ssl_encryption_initial]; |
7691 | 668 |
7772
058a5af7ddfc
Refactored QUIC secrets storage.
Vladimir Homutov <vl@nginx.com>
parents:
7771
diff
changeset
|
669 if (ngx_quic_set_initial_secret(c->pool, &keys->client, &keys->server, |
7858
6e100d8c138a
Preserve original DCID and unbreak parsing 0-RTT packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7857
diff
changeset
|
670 &qc->odcid) |
7691 | 671 != NGX_OK) |
672 { | |
673 return NGX_ERROR; | |
674 } | |
7665
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
7664
diff
changeset
|
675 |
7874
1245e274b9ba
Avoided excessive definitions for connection state.
Vladimir Homutov <vl@nginx.com>
parents:
7871
diff
changeset
|
676 qc->initialized = 1; |
7862
fb7422074258
Added generation of CC frames with error on connection termination.
Vladimir Homutov <vl@nginx.com>
parents:
7861
diff
changeset
|
677 |
7861
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7860
diff
changeset
|
678 if (pkt->token.len) { |
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7860
diff
changeset
|
679 rc = ngx_quic_validate_token(c, pkt); |
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7860
diff
changeset
|
680 |
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7860
diff
changeset
|
681 if (rc == NGX_ERROR) { |
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7860
diff
changeset
|
682 ngx_log_error(NGX_LOG_INFO, c->log, 0, "quic invalid token"); |
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7860
diff
changeset
|
683 return NGX_ERROR; |
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7860
diff
changeset
|
684 } |
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7860
diff
changeset
|
685 |
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7860
diff
changeset
|
686 if (rc == NGX_DECLINED) { |
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7860
diff
changeset
|
687 ngx_log_error(NGX_LOG_INFO, c->log, 0, "quic expired token"); |
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7860
diff
changeset
|
688 return ngx_quic_retry(c); |
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7860
diff
changeset
|
689 } |
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7860
diff
changeset
|
690 |
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7860
diff
changeset
|
691 /* NGX_OK */ |
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7860
diff
changeset
|
692 |
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7860
diff
changeset
|
693 } else if (tp->retry) { |
7860
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
694 return ngx_quic_retry(c); |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
695 } |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
696 |
7772
058a5af7ddfc
Refactored QUIC secrets storage.
Vladimir Homutov <vl@nginx.com>
parents:
7771
diff
changeset
|
697 pkt->secret = &keys->client; |
7691 | 698 pkt->level = ssl_encryption_initial; |
7754
ebd5c71b9f02
Got rid of memory allocation in decryption.
Vladimir Homutov <vl@nginx.com>
parents:
7752
diff
changeset
|
699 pkt->plaintext = buf; |
7691 | 700 |
7816
aba84d9ab256
Parsing of truncated packet numbers.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7815
diff
changeset
|
701 ctx = ngx_quic_get_send_ctx(qc, pkt->level); |
aba84d9ab256
Parsing of truncated packet numbers.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7815
diff
changeset
|
702 |
aba84d9ab256
Parsing of truncated packet numbers.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7815
diff
changeset
|
703 if (ngx_quic_decrypt(pkt, NULL, &ctx->largest_pn) != NGX_OK) { |
7863
81f85c479d7e
Discard packets without fixed bit or reserved bits set.
Vladimir Homutov <vl@nginx.com>
parents:
7862
diff
changeset
|
704 qc->error = pkt->error; |
7876
ffd362e87eb2
Added more context to CONNECTION CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
7875
diff
changeset
|
705 qc->error_reason = "failed to decrypt packet"; |
ffd362e87eb2
Added more context to CONNECTION CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
7875
diff
changeset
|
706 |
7691 | 707 return NGX_ERROR; |
708 } | |
709 | |
710 if (ngx_quic_init_connection(c) != NGX_OK) { | |
711 return NGX_ERROR; | |
712 } | |
713 | |
7770
90f94413177e
TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7769
diff
changeset
|
714 if (ngx_quic_payload_handler(c, pkt) != NGX_OK) { |
90f94413177e
TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7769
diff
changeset
|
715 return NGX_ERROR; |
90f94413177e
TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7769
diff
changeset
|
716 } |
90f94413177e
TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7769
diff
changeset
|
717 |
90f94413177e
TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7769
diff
changeset
|
718 /* pos is at header end, adjust by actual packet length */ |
90f94413177e
TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7769
diff
changeset
|
719 pkt->raw->pos += pkt->len; |
90f94413177e
TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7769
diff
changeset
|
720 |
7854
2a94aaa70b33
Cleaned up firefox workaround.
Vladimir Homutov <vl@nginx.com>
parents:
7848
diff
changeset
|
721 (void) ngx_quic_skip_zero_padding(pkt->raw); |
2a94aaa70b33
Cleaned up firefox workaround.
Vladimir Homutov <vl@nginx.com>
parents:
7848
diff
changeset
|
722 |
7770
90f94413177e
TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7769
diff
changeset
|
723 return ngx_quic_input(c, pkt->raw); |
7665
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
7664
diff
changeset
|
724 } |
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
7664
diff
changeset
|
725 |
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
7664
diff
changeset
|
726 |
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
7664
diff
changeset
|
727 static ngx_int_t |
7859
b7704303a7e5
Server CID change refactored.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7858
diff
changeset
|
728 ngx_quic_new_dcid(ngx_connection_t *c, ngx_str_t *odcid) |
7845 | 729 { |
7859
b7704303a7e5
Server CID change refactored.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7858
diff
changeset
|
730 uint8_t len; |
b7704303a7e5
Server CID change refactored.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7858
diff
changeset
|
731 ngx_quic_connection_t *qc; |
b7704303a7e5
Server CID change refactored.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7858
diff
changeset
|
732 |
b7704303a7e5
Server CID change refactored.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7858
diff
changeset
|
733 qc = c->quic; |
7845 | 734 |
735 if (RAND_bytes(&len, sizeof(len)) != 1) { | |
736 return NGX_ERROR; | |
737 } | |
738 | |
739 len = len % 10 + 10; | |
740 | |
7859
b7704303a7e5
Server CID change refactored.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7858
diff
changeset
|
741 qc->dcid.len = len; |
b7704303a7e5
Server CID change refactored.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7858
diff
changeset
|
742 qc->dcid.data = ngx_pnalloc(c->pool, len); |
b7704303a7e5
Server CID change refactored.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7858
diff
changeset
|
743 if (qc->dcid.data == NULL) { |
b7704303a7e5
Server CID change refactored.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7858
diff
changeset
|
744 return NGX_ERROR; |
b7704303a7e5
Server CID change refactored.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7858
diff
changeset
|
745 } |
b7704303a7e5
Server CID change refactored.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7858
diff
changeset
|
746 |
b7704303a7e5
Server CID change refactored.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7858
diff
changeset
|
747 if (RAND_bytes(qc->dcid.data, len) != 1) { |
7845 | 748 return NGX_ERROR; |
749 } | |
750 | |
7859
b7704303a7e5
Server CID change refactored.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7858
diff
changeset
|
751 #ifdef NGX_QUIC_DEBUG_PACKETS |
b7704303a7e5
Server CID change refactored.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7858
diff
changeset
|
752 ngx_quic_hexdump(c->log, "quic server CID", qc->dcid.data, qc->dcid.len); |
b7704303a7e5
Server CID change refactored.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7858
diff
changeset
|
753 #endif |
b7704303a7e5
Server CID change refactored.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7858
diff
changeset
|
754 |
b7704303a7e5
Server CID change refactored.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7858
diff
changeset
|
755 qc->odcid.len = odcid->len; |
b7704303a7e5
Server CID change refactored.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7858
diff
changeset
|
756 qc->odcid.data = ngx_pstrdup(c->pool, odcid); |
b7704303a7e5
Server CID change refactored.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7858
diff
changeset
|
757 if (qc->odcid.data == NULL) { |
7845 | 758 return NGX_ERROR; |
759 } | |
760 | |
761 return NGX_OK; | |
762 } | |
763 | |
764 | |
765 static ngx_int_t | |
7860
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
766 ngx_quic_retry(ngx_connection_t *c) |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
767 { |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
768 ssize_t len; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
769 ngx_str_t res, token; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
770 ngx_quic_header_t pkt; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
771 u_char buf[NGX_QUIC_RETRY_BUFFER_SIZE]; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
772 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
773 if (ngx_quic_new_token(c, &token) != NGX_OK) { |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
774 return NGX_ERROR; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
775 } |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
776 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
777 ngx_memzero(&pkt, sizeof(ngx_quic_header_t)); |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
778 pkt.flags = NGX_QUIC_PKT_FIXED_BIT | NGX_QUIC_PKT_LONG | NGX_QUIC_PKT_RETRY; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
779 pkt.log = c->log; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
780 pkt.odcid = c->quic->odcid; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
781 pkt.dcid = c->quic->scid; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
782 pkt.scid = c->quic->dcid; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
783 pkt.token = token; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
784 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
785 res.data = buf; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
786 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
787 if (ngx_quic_encrypt(&pkt, NULL, &res) != NGX_OK) { |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
788 return NGX_ERROR; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
789 } |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
790 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
791 #ifdef NGX_QUIC_DEBUG_PACKETS |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
792 ngx_quic_hexdump(c->log, "quic packet to send", res.data, res.len); |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
793 #endif |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
794 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
795 len = c->send(c, res.data, res.len); |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
796 if (len == NGX_ERROR || (size_t) len != res.len) { |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
797 return NGX_ERROR; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
798 } |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
799 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
800 c->quic->token = token; |
7916
c206233d9c29
Fixed transport parameters on a new connection with a valid token.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7912
diff
changeset
|
801 #if (NGX_QUIC_DRAFT_VERSION < 28) |
c206233d9c29
Fixed transport parameters on a new connection with a valid token.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7912
diff
changeset
|
802 c->quic->tp.original_dcid = c->quic->odcid; |
c206233d9c29
Fixed transport parameters on a new connection with a valid token.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7912
diff
changeset
|
803 #endif |
7912
6633f17044eb
QUIC draft-28 transport parameters support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7910
diff
changeset
|
804 c->quic->tp.retry_scid = c->quic->dcid; |
7860
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
805 c->quic->in_retry = 1; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
806 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
807 return NGX_OK; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
808 } |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
809 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
810 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
811 static ngx_int_t |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
812 ngx_quic_new_token(ngx_connection_t *c, ngx_str_t *token) |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
813 { |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
814 int len, iv_len; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
815 u_char *data, *p, *key, *iv; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
816 ngx_msec_t now; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
817 EVP_CIPHER_CTX *ctx; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
818 const EVP_CIPHER *cipher; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
819 struct sockaddr_in *sin; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
820 #if (NGX_HAVE_INET6) |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
821 struct sockaddr_in6 *sin6; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
822 #endif |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
823 u_char in[NGX_QUIC_MAX_TOKEN_SIZE]; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
824 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
825 switch (c->sockaddr->sa_family) { |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
826 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
827 #if (NGX_HAVE_INET6) |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
828 case AF_INET6: |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
829 sin6 = (struct sockaddr_in6 *) c->sockaddr; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
830 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
831 len = sizeof(struct in6_addr); |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
832 data = sin6->sin6_addr.s6_addr; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
833 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
834 break; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
835 #endif |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
836 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
837 #if (NGX_HAVE_UNIX_DOMAIN) |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
838 case AF_UNIX: |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
839 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
840 len = ngx_min(c->addr_text.len, NGX_QUIC_MAX_TOKEN_SIZE - sizeof(now)); |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
841 data = c->addr_text.data; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
842 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
843 break; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
844 #endif |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
845 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
846 default: /* AF_INET */ |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
847 sin = (struct sockaddr_in *) c->sockaddr; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
848 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
849 len = sizeof(in_addr_t); |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
850 data = (u_char *) &sin->sin_addr; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
851 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
852 break; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
853 } |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
854 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
855 p = ngx_cpymem(in, data, len); |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
856 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
857 now = ngx_current_msec; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
858 len += sizeof(now); |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
859 ngx_memcpy(p, &now, sizeof(now)); |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
860 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
861 cipher = EVP_aes_256_cbc(); |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
862 iv_len = EVP_CIPHER_iv_length(cipher); |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
863 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
864 token->len = iv_len + len + EVP_CIPHER_block_size(cipher); |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
865 token->data = ngx_pnalloc(c->pool, token->len); |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
866 if (token->data == NULL) { |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
867 return NGX_ERROR; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
868 } |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
869 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
870 ctx = EVP_CIPHER_CTX_new(); |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
871 if (ctx == NULL) { |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
872 return NGX_ERROR; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
873 } |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
874 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
875 key = c->quic->tp.token_key; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
876 iv = token->data; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
877 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
878 if (RAND_bytes(iv, iv_len) <= 0 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
879 || !EVP_EncryptInit_ex(ctx, cipher, NULL, key, iv)) |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
880 { |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
881 EVP_CIPHER_CTX_free(ctx); |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
882 return NGX_ERROR; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
883 } |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
884 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
885 token->len = iv_len; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
886 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
887 if (EVP_EncryptUpdate(ctx, token->data + token->len, &len, in, len) != 1) { |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
888 EVP_CIPHER_CTX_free(ctx); |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
889 return NGX_ERROR; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
890 } |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
891 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
892 token->len += len; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
893 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
894 if (EVP_EncryptFinal_ex(ctx, token->data + token->len, &len) <= 0) { |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
895 EVP_CIPHER_CTX_free(ctx); |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
896 return NGX_ERROR; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
897 } |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
898 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
899 token->len += len; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
900 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
901 EVP_CIPHER_CTX_free(ctx); |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
902 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
903 #ifdef NGX_QUIC_DEBUG_PACKETS |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
904 ngx_quic_hexdump(c->log, "quic new token", token->data, token->len); |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
905 #endif |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
906 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
907 return NGX_OK; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
908 } |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
909 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
910 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
911 static ngx_int_t |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
912 ngx_quic_validate_token(ngx_connection_t *c, ngx_quic_header_t *pkt) |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
913 { |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
914 int len, tlen, iv_len; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
915 u_char *key, *iv, *p, *data; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
916 ngx_msec_t msec; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
917 EVP_CIPHER_CTX *ctx; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
918 const EVP_CIPHER *cipher; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
919 struct sockaddr_in *sin; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
920 #if (NGX_HAVE_INET6) |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
921 struct sockaddr_in6 *sin6; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
922 #endif |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
923 ngx_quic_connection_t *qc; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
924 u_char tdec[NGX_QUIC_MAX_TOKEN_SIZE]; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
925 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
926 if (pkt->token.len == 0) { |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
927 return NGX_ERROR; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
928 } |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
929 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
930 qc = c->quic; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
931 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
932 /* Retry token */ |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
933 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
934 if (qc->token.len) { |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
935 if (pkt->token.len != qc->token.len) { |
7876
ffd362e87eb2
Added more context to CONNECTION CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
7875
diff
changeset
|
936 goto bad_token; |
7860
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
937 } |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
938 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
939 if (ngx_memcmp(pkt->token.data, qc->token.data, pkt->token.len) != 0) { |
7876
ffd362e87eb2
Added more context to CONNECTION CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
7875
diff
changeset
|
940 goto bad_token; |
7860
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
941 } |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
942 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
943 return NGX_OK; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
944 } |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
945 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
946 /* NEW_TOKEN in a previous connection */ |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
947 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
948 cipher = EVP_aes_256_cbc(); |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
949 key = c->quic->tp.token_key; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
950 iv = pkt->token.data; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
951 iv_len = EVP_CIPHER_iv_length(cipher); |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
952 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
953 /* sanity checks */ |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
954 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
955 if (pkt->token.len < (size_t) iv_len + EVP_CIPHER_block_size(cipher)) { |
7876
ffd362e87eb2
Added more context to CONNECTION CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
7875
diff
changeset
|
956 goto bad_token; |
7860
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
957 } |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
958 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
959 if (pkt->token.len > (size_t) iv_len + NGX_QUIC_MAX_TOKEN_SIZE) { |
7876
ffd362e87eb2
Added more context to CONNECTION CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
7875
diff
changeset
|
960 goto bad_token; |
7860
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
961 } |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
962 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
963 ctx = EVP_CIPHER_CTX_new(); |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
964 if (ctx == NULL) { |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
965 return NGX_ERROR; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
966 } |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
967 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
968 if (!EVP_DecryptInit_ex(ctx, cipher, NULL, key, iv)) { |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
969 EVP_CIPHER_CTX_free(ctx); |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
970 return NGX_ERROR; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
971 } |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
972 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
973 p = pkt->token.data + iv_len; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
974 len = pkt->token.len - iv_len; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
975 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
976 if (EVP_DecryptUpdate(ctx, tdec, &len, p, len) != 1) { |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
977 EVP_CIPHER_CTX_free(ctx); |
7876
ffd362e87eb2
Added more context to CONNECTION CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
7875
diff
changeset
|
978 goto bad_token; |
7860
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
979 } |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
980 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
981 if (EVP_DecryptFinal_ex(ctx, tdec + len, &tlen) <= 0) { |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
982 EVP_CIPHER_CTX_free(ctx); |
7876
ffd362e87eb2
Added more context to CONNECTION CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
7875
diff
changeset
|
983 goto bad_token; |
7860
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
984 } |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
985 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
986 EVP_CIPHER_CTX_free(ctx); |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
987 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
988 switch (c->sockaddr->sa_family) { |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
989 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
990 #if (NGX_HAVE_INET6) |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
991 case AF_INET6: |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
992 sin6 = (struct sockaddr_in6 *) c->sockaddr; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
993 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
994 len = sizeof(struct in6_addr); |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
995 data = sin6->sin6_addr.s6_addr; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
996 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
997 break; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
998 #endif |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
999 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1000 #if (NGX_HAVE_UNIX_DOMAIN) |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1001 case AF_UNIX: |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1002 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1003 len = ngx_min(c->addr_text.len, NGX_QUIC_MAX_TOKEN_SIZE - sizeof(msec)); |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1004 data = c->addr_text.data; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1005 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1006 break; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1007 #endif |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1008 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1009 default: /* AF_INET */ |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1010 sin = (struct sockaddr_in *) c->sockaddr; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1011 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1012 len = sizeof(in_addr_t); |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1013 data = (u_char *) &sin->sin_addr; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1014 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1015 break; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1016 } |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1017 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1018 if (ngx_memcmp(tdec, data, len) != 0) { |
7876
ffd362e87eb2
Added more context to CONNECTION CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
7875
diff
changeset
|
1019 goto bad_token; |
7860
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1020 } |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1021 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1022 ngx_memcpy(&msec, tdec + len, sizeof(msec)); |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1023 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1024 if (ngx_current_msec - msec > NGX_QUIC_RETRY_LIFETIME) { |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1025 return NGX_DECLINED; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1026 } |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1027 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1028 return NGX_OK; |
7876
ffd362e87eb2
Added more context to CONNECTION CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
7875
diff
changeset
|
1029 |
ffd362e87eb2
Added more context to CONNECTION CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
7875
diff
changeset
|
1030 bad_token: |
ffd362e87eb2
Added more context to CONNECTION CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
7875
diff
changeset
|
1031 |
ffd362e87eb2
Added more context to CONNECTION CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
7875
diff
changeset
|
1032 qc->error = NGX_QUIC_ERR_INVALID_TOKEN; |
ffd362e87eb2
Added more context to CONNECTION CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
7875
diff
changeset
|
1033 qc->error_reason = "invalid_token"; |
ffd362e87eb2
Added more context to CONNECTION CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
7875
diff
changeset
|
1034 |
ffd362e87eb2
Added more context to CONNECTION CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
7875
diff
changeset
|
1035 return NGX_ERROR; |
7860
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1036 } |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1037 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1038 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1039 static ngx_int_t |
7687
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
7686
diff
changeset
|
1040 ngx_quic_init_connection(ngx_connection_t *c) |
7665
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
7664
diff
changeset
|
1041 { |
7713
e9891e8ee975
Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
7712
diff
changeset
|
1042 u_char *p; |
e9891e8ee975
Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
7712
diff
changeset
|
1043 ssize_t len; |
7665
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
7664
diff
changeset
|
1044 ngx_ssl_conn_t *ssl_conn; |
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
7664
diff
changeset
|
1045 ngx_quic_connection_t *qc; |
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
7664
diff
changeset
|
1046 |
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
7664
diff
changeset
|
1047 qc = c->quic; |
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
7664
diff
changeset
|
1048 |
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
7664
diff
changeset
|
1049 if (ngx_ssl_create_connection(qc->ssl, c, NGX_SSL_BUFFER) != NGX_OK) { |
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
7664
diff
changeset
|
1050 return NGX_ERROR; |
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
7664
diff
changeset
|
1051 } |
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
7664
diff
changeset
|
1052 |
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
7664
diff
changeset
|
1053 ssl_conn = c->ssl->connection; |
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
7664
diff
changeset
|
1054 |
7698
253cf267f95a
Moved setting QUIC methods to runtime.
Roman Arutyunyan <arut@nginx.com>
parents:
7697
diff
changeset
|
1055 if (SSL_set_quic_method(ssl_conn, &quic_method) == 0) { |
253cf267f95a
Moved setting QUIC methods to runtime.
Roman Arutyunyan <arut@nginx.com>
parents:
7697
diff
changeset
|
1056 ngx_log_error(NGX_LOG_INFO, c->log, 0, |
7838 | 1057 "quic SSL_set_quic_method() failed"); |
7698
253cf267f95a
Moved setting QUIC methods to runtime.
Roman Arutyunyan <arut@nginx.com>
parents:
7697
diff
changeset
|
1058 return NGX_ERROR; |
253cf267f95a
Moved setting QUIC methods to runtime.
Roman Arutyunyan <arut@nginx.com>
parents:
7697
diff
changeset
|
1059 } |
253cf267f95a
Moved setting QUIC methods to runtime.
Roman Arutyunyan <arut@nginx.com>
parents:
7697
diff
changeset
|
1060 |
7770
90f94413177e
TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7769
diff
changeset
|
1061 #ifdef SSL_READ_EARLY_DATA_SUCCESS |
90f94413177e
TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7769
diff
changeset
|
1062 if (SSL_CTX_get_max_early_data(qc->ssl->ctx)) { |
90f94413177e
TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7769
diff
changeset
|
1063 SSL_set_quic_early_data_enabled(ssl_conn, 1); |
90f94413177e
TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7769
diff
changeset
|
1064 } |
90f94413177e
TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7769
diff
changeset
|
1065 #endif |
90f94413177e
TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7769
diff
changeset
|
1066 |
7713
e9891e8ee975
Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
7712
diff
changeset
|
1067 len = ngx_quic_create_transport_params(NULL, NULL, &qc->tp); |
e9891e8ee975
Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
7712
diff
changeset
|
1068 /* always succeeds */ |
e9891e8ee975
Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
7712
diff
changeset
|
1069 |
e9891e8ee975
Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
7712
diff
changeset
|
1070 p = ngx_pnalloc(c->pool, len); |
e9891e8ee975
Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
7712
diff
changeset
|
1071 if (p == NULL) { |
e9891e8ee975
Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
7712
diff
changeset
|
1072 return NGX_ERROR; |
e9891e8ee975
Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
7712
diff
changeset
|
1073 } |
e9891e8ee975
Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
7712
diff
changeset
|
1074 |
e9891e8ee975
Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
7712
diff
changeset
|
1075 len = ngx_quic_create_transport_params(p, p + len, &qc->tp); |
e9891e8ee975
Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
7712
diff
changeset
|
1076 if (len < 0) { |
e9891e8ee975
Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
7712
diff
changeset
|
1077 return NGX_ERROR; |
e9891e8ee975
Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
7712
diff
changeset
|
1078 } |
e9891e8ee975
Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
7712
diff
changeset
|
1079 |
7836 | 1080 #ifdef NGX_QUIC_DEBUG_PACKETS |
7837
f175006124d0
Cleaned up hexdumps in debug output.
Vladimir Homutov <vl@nginx.com>
parents:
7836
diff
changeset
|
1081 ngx_quic_hexdump(c->log, "quic transport parameters", p, len); |
7836 | 1082 #endif |
1083 | |
7713
e9891e8ee975
Configurable transport parameters.
Vladimir Homutov <vl@nginx.com>
parents:
7712
diff
changeset
|
1084 if (SSL_set_quic_transport_params(ssl_conn, p, len) == 0) { |
7665
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
7664
diff
changeset
|
1085 ngx_log_error(NGX_LOG_INFO, c->log, 0, |
7838 | 1086 "quic SSL_set_quic_transport_params() failed"); |
7665
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
7664
diff
changeset
|
1087 return NGX_ERROR; |
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
7664
diff
changeset
|
1088 } |
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
7664
diff
changeset
|
1089 |
7780
de8981bf2dd5
Advertizing MAX_STREAMS (0x12) credit in advance.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7778
diff
changeset
|
1090 qc->max_streams = qc->tp.initial_max_streams_bidi; |
7874
1245e274b9ba
Avoided excessive definitions for connection state.
Vladimir Homutov <vl@nginx.com>
parents:
7871
diff
changeset
|
1091 qc->state = ssl_encryption_handshake; |
7729
1295b293d09a
Connection states code cleanup.
Vladimir Homutov <vl@nginx.com>
parents:
7726
diff
changeset
|
1092 |
7665
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
7664
diff
changeset
|
1093 return NGX_OK; |
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
7664
diff
changeset
|
1094 } |
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
7664
diff
changeset
|
1095 |
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
7664
diff
changeset
|
1096 |
7691 | 1097 static void |
7729
1295b293d09a
Connection states code cleanup.
Vladimir Homutov <vl@nginx.com>
parents:
7726
diff
changeset
|
1098 ngx_quic_input_handler(ngx_event_t *rev) |
7677
6bc18966b8c1
Stream "connection" read/write methods.
Vladimir Homutov <vl@nginx.com>
parents:
7675
diff
changeset
|
1099 { |
7737
8e54a17dabee
Respect QUIC max_idle_timeout.
Roman Arutyunyan <arut@nginx.com>
parents:
7736
diff
changeset
|
1100 ssize_t n; |
8e54a17dabee
Respect QUIC max_idle_timeout.
Roman Arutyunyan <arut@nginx.com>
parents:
7736
diff
changeset
|
1101 ngx_buf_t b; |
8e54a17dabee
Respect QUIC max_idle_timeout.
Roman Arutyunyan <arut@nginx.com>
parents:
7736
diff
changeset
|
1102 ngx_connection_t *c; |
8e54a17dabee
Respect QUIC max_idle_timeout.
Roman Arutyunyan <arut@nginx.com>
parents:
7736
diff
changeset
|
1103 ngx_quic_connection_t *qc; |
7910
125cbfa77013
Renamed max_packet_size to max_udp_payload_size, from draft-28.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7908
diff
changeset
|
1104 static u_char buf[NGX_QUIC_MAX_UDP_PAYLOAD_SIZE]; |
7677
6bc18966b8c1
Stream "connection" read/write methods.
Vladimir Homutov <vl@nginx.com>
parents:
7675
diff
changeset
|
1105 |
7871 | 1106 ngx_memzero(&b, sizeof(ngx_buf_t)); |
7691 | 1107 b.start = buf; |
7731
d45325e90221
Limit output QUIC packets with client max_packet_size.
Roman Arutyunyan <arut@nginx.com>
parents:
7729
diff
changeset
|
1108 b.end = buf + sizeof(buf); |
7691 | 1109 b.pos = b.last = b.start; |
7860
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1110 b.memory = 1; |
7677
6bc18966b8c1
Stream "connection" read/write methods.
Vladimir Homutov <vl@nginx.com>
parents:
7675
diff
changeset
|
1111 |
7691 | 1112 c = rev->data; |
7747
618a65de08b3
When closing a QUIC connection, wait for all streams to finish.
Roman Arutyunyan <arut@nginx.com>
parents:
7746
diff
changeset
|
1113 qc = c->quic; |
7677
6bc18966b8c1
Stream "connection" read/write methods.
Vladimir Homutov <vl@nginx.com>
parents:
7675
diff
changeset
|
1114 |
7729
1295b293d09a
Connection states code cleanup.
Vladimir Homutov <vl@nginx.com>
parents:
7726
diff
changeset
|
1115 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, rev->log, 0, "quic input handler"); |
7678
e3c0b19a3a8a
Implemented ngx_quic_stream_send_chain() method.
Roman Arutyunyan <arut@nginx.com>
parents:
7677
diff
changeset
|
1116 |
7691 | 1117 if (rev->timedout) { |
7838 | 1118 ngx_log_error(NGX_LOG_INFO, c->log, NGX_ETIMEDOUT, |
1119 "quic client timed out"); | |
7832
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
1120 ngx_quic_close_connection(c, NGX_DONE); |
7691 | 1121 return; |
7678
e3c0b19a3a8a
Implemented ngx_quic_stream_send_chain() method.
Roman Arutyunyan <arut@nginx.com>
parents:
7677
diff
changeset
|
1122 } |
e3c0b19a3a8a
Implemented ngx_quic_stream_send_chain() method.
Roman Arutyunyan <arut@nginx.com>
parents:
7677
diff
changeset
|
1123 |
7691 | 1124 if (c->close) { |
7832
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
1125 ngx_quic_close_connection(c, NGX_ERROR); |
7691 | 1126 return; |
1127 } | |
7686
7ada2feeac18
Added processing of CONNECTION CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
7684
diff
changeset
|
1128 |
7691 | 1129 n = c->recv(c, b.start, b.end - b.start); |
7681 | 1130 |
7691 | 1131 if (n == NGX_AGAIN) { |
7832
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
1132 if (qc->closing) { |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
1133 ngx_quic_close_connection(c, NGX_OK); |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
1134 } |
7691 | 1135 return; |
7665
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
7664
diff
changeset
|
1136 } |
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
7664
diff
changeset
|
1137 |
7691 | 1138 if (n == NGX_ERROR) { |
1139 c->read->eof = 1; | |
7832
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
1140 ngx_quic_close_connection(c, NGX_ERROR); |
7691 | 1141 return; |
7665
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
7664
diff
changeset
|
1142 } |
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
7664
diff
changeset
|
1143 |
7691 | 1144 b.last += n; |
7665
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
7664
diff
changeset
|
1145 |
7691 | 1146 if (ngx_quic_input(c, &b) != NGX_OK) { |
7832
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
1147 ngx_quic_close_connection(c, NGX_ERROR); |
7691 | 1148 return; |
1149 } | |
7737
8e54a17dabee
Respect QUIC max_idle_timeout.
Roman Arutyunyan <arut@nginx.com>
parents:
7736
diff
changeset
|
1150 |
8e54a17dabee
Respect QUIC max_idle_timeout.
Roman Arutyunyan <arut@nginx.com>
parents:
7736
diff
changeset
|
1151 qc->send_timer_set = 0; |
8e54a17dabee
Respect QUIC max_idle_timeout.
Roman Arutyunyan <arut@nginx.com>
parents:
7736
diff
changeset
|
1152 ngx_add_timer(rev, qc->tp.max_idle_timeout); |
7665
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
7664
diff
changeset
|
1153 } |
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
7664
diff
changeset
|
1154 |
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
7664
diff
changeset
|
1155 |
7674
4ae9ac69ab93
HTTP/QUIC interface reworked.
Vladimir Homutov <vl@nginx.com>
parents:
7673
diff
changeset
|
1156 static void |
7832
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
1157 ngx_quic_close_connection(ngx_connection_t *c, ngx_int_t rc) |
7674
4ae9ac69ab93
HTTP/QUIC interface reworked.
Vladimir Homutov <vl@nginx.com>
parents:
7673
diff
changeset
|
1158 { |
7831
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
7827
diff
changeset
|
1159 ngx_pool_t *pool; |
7747
618a65de08b3
When closing a QUIC connection, wait for all streams to finish.
Roman Arutyunyan <arut@nginx.com>
parents:
7746
diff
changeset
|
1160 |
7832
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
1161 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0, |
7836 | 1162 "quic ngx_quic_close_connection, rc: %i", rc); |
7832
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
1163 |
7874
1245e274b9ba
Avoided excessive definitions for connection state.
Vladimir Homutov <vl@nginx.com>
parents:
7871
diff
changeset
|
1164 if (!c->quic || !c->quic->initialized) { |
7832
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
1165 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, c->log, 0, |
7836 | 1166 "quic close connection early error"); |
7832
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
1167 |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
1168 } else if (ngx_quic_close_quic(c, rc) == NGX_AGAIN) { |
7831
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
7827
diff
changeset
|
1169 return; |
7747
618a65de08b3
When closing a QUIC connection, wait for all streams to finish.
Roman Arutyunyan <arut@nginx.com>
parents:
7746
diff
changeset
|
1170 } |
7674
4ae9ac69ab93
HTTP/QUIC interface reworked.
Vladimir Homutov <vl@nginx.com>
parents:
7673
diff
changeset
|
1171 |
7691 | 1172 if (c->ssl) { |
1173 (void) ngx_ssl_shutdown(c); | |
7674
4ae9ac69ab93
HTTP/QUIC interface reworked.
Vladimir Homutov <vl@nginx.com>
parents:
7673
diff
changeset
|
1174 } |
4ae9ac69ab93
HTTP/QUIC interface reworked.
Vladimir Homutov <vl@nginx.com>
parents:
7673
diff
changeset
|
1175 |
7831
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
7827
diff
changeset
|
1176 if (c->read->timer_set) { |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
7827
diff
changeset
|
1177 ngx_del_timer(c->read); |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
7827
diff
changeset
|
1178 } |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
7827
diff
changeset
|
1179 |
7691 | 1180 #if (NGX_STAT_STUB) |
1181 (void) ngx_atomic_fetch_add(ngx_stat_active, -1); | |
1182 #endif | |
7674
4ae9ac69ab93
HTTP/QUIC interface reworked.
Vladimir Homutov <vl@nginx.com>
parents:
7673
diff
changeset
|
1183 |
7691 | 1184 c->destroyed = 1; |
7674
4ae9ac69ab93
HTTP/QUIC interface reworked.
Vladimir Homutov <vl@nginx.com>
parents:
7673
diff
changeset
|
1185 |
7691 | 1186 pool = c->pool; |
7674
4ae9ac69ab93
HTTP/QUIC interface reworked.
Vladimir Homutov <vl@nginx.com>
parents:
7673
diff
changeset
|
1187 |
7691 | 1188 ngx_close_connection(c); |
7674
4ae9ac69ab93
HTTP/QUIC interface reworked.
Vladimir Homutov <vl@nginx.com>
parents:
7673
diff
changeset
|
1189 |
7691 | 1190 ngx_destroy_pool(pool); |
7674
4ae9ac69ab93
HTTP/QUIC interface reworked.
Vladimir Homutov <vl@nginx.com>
parents:
7673
diff
changeset
|
1191 } |
4ae9ac69ab93
HTTP/QUIC interface reworked.
Vladimir Homutov <vl@nginx.com>
parents:
7673
diff
changeset
|
1192 |
4ae9ac69ab93
HTTP/QUIC interface reworked.
Vladimir Homutov <vl@nginx.com>
parents:
7673
diff
changeset
|
1193 |
7659
4355efde26d8
Added functions to decrypt long packets.
Vladimir Homutov <vl@nginx.com>
parents:
7658
diff
changeset
|
1194 static ngx_int_t |
7832
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
1195 ngx_quic_close_quic(ngx_connection_t *c, ngx_int_t rc) |
7831
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
7827
diff
changeset
|
1196 { |
7862
fb7422074258
Added generation of CC frames with error on connection termination.
Vladimir Homutov <vl@nginx.com>
parents:
7861
diff
changeset
|
1197 ngx_uint_t i, err; |
7875
8bec0ac23cf9
Fixed retransmission of frames after closing connection.
Vladimir Homutov <vl@nginx.com>
parents:
7874
diff
changeset
|
1198 ngx_quic_send_ctx_t *ctx; |
7832
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
1199 ngx_quic_connection_t *qc; |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
1200 enum ssl_encryption_level_t level; |
7831
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
7827
diff
changeset
|
1201 |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
7827
diff
changeset
|
1202 qc = c->quic; |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
7827
diff
changeset
|
1203 |
7832
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
1204 if (!qc->closing) { |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
1205 |
7875
8bec0ac23cf9
Fixed retransmission of frames after closing connection.
Vladimir Homutov <vl@nginx.com>
parents:
7874
diff
changeset
|
1206 /* drop packets from retransmit queues, no ack is expected */ |
8bec0ac23cf9
Fixed retransmission of frames after closing connection.
Vladimir Homutov <vl@nginx.com>
parents:
7874
diff
changeset
|
1207 for (i = 0; i < NGX_QUIC_SEND_CTX_LAST; i++) { |
8bec0ac23cf9
Fixed retransmission of frames after closing connection.
Vladimir Homutov <vl@nginx.com>
parents:
7874
diff
changeset
|
1208 ctx = ngx_quic_get_send_ctx(qc, i); |
8bec0ac23cf9
Fixed retransmission of frames after closing connection.
Vladimir Homutov <vl@nginx.com>
parents:
7874
diff
changeset
|
1209 ngx_quic_free_frames(c, &ctx->sent); |
8bec0ac23cf9
Fixed retransmission of frames after closing connection.
Vladimir Homutov <vl@nginx.com>
parents:
7874
diff
changeset
|
1210 } |
8bec0ac23cf9
Fixed retransmission of frames after closing connection.
Vladimir Homutov <vl@nginx.com>
parents:
7874
diff
changeset
|
1211 |
7877
d96ddef458cd
Added sending of extra CONNECTION_CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
7876
diff
changeset
|
1212 if (rc == NGX_DONE) { |
7832
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
1213 |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
1214 /* |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
1215 * 10.2. Idle Timeout |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
1216 * |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
1217 * If the idle timeout is enabled by either peer, a connection is |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
1218 * silently closed and its state is discarded when it remains idle |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
1219 */ |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
1220 |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
1221 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0, |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
1222 "quic closing %s connection", |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
1223 qc->draining ? "drained" : "idle"); |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
1224 |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
1225 } else { |
7877
d96ddef458cd
Added sending of extra CONNECTION_CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
7876
diff
changeset
|
1226 |
d96ddef458cd
Added sending of extra CONNECTION_CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
7876
diff
changeset
|
1227 /* |
d96ddef458cd
Added sending of extra CONNECTION_CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
7876
diff
changeset
|
1228 * 10.3. Immediate Close |
d96ddef458cd
Added sending of extra CONNECTION_CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
7876
diff
changeset
|
1229 * |
d96ddef458cd
Added sending of extra CONNECTION_CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
7876
diff
changeset
|
1230 * An endpoint sends a CONNECTION_CLOSE frame (Section 19.19) |
d96ddef458cd
Added sending of extra CONNECTION_CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
7876
diff
changeset
|
1231 * to terminate the connection immediately. |
d96ddef458cd
Added sending of extra CONNECTION_CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
7876
diff
changeset
|
1232 */ |
d96ddef458cd
Added sending of extra CONNECTION_CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
7876
diff
changeset
|
1233 |
d96ddef458cd
Added sending of extra CONNECTION_CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
7876
diff
changeset
|
1234 if (rc == NGX_OK) { |
d96ddef458cd
Added sending of extra CONNECTION_CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
7876
diff
changeset
|
1235 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0, |
d96ddef458cd
Added sending of extra CONNECTION_CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
7876
diff
changeset
|
1236 "quic immediate close, drain = %d", |
d96ddef458cd
Added sending of extra CONNECTION_CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
7876
diff
changeset
|
1237 qc->draining); |
d96ddef458cd
Added sending of extra CONNECTION_CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
7876
diff
changeset
|
1238 |
d96ddef458cd
Added sending of extra CONNECTION_CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
7876
diff
changeset
|
1239 qc->close.log = c->log; |
d96ddef458cd
Added sending of extra CONNECTION_CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
7876
diff
changeset
|
1240 qc->close.data = c; |
d96ddef458cd
Added sending of extra CONNECTION_CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
7876
diff
changeset
|
1241 qc->close.handler = ngx_quic_close_timer_handler; |
d96ddef458cd
Added sending of extra CONNECTION_CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
7876
diff
changeset
|
1242 qc->close.cancelable = 1; |
d96ddef458cd
Added sending of extra CONNECTION_CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
7876
diff
changeset
|
1243 |
d96ddef458cd
Added sending of extra CONNECTION_CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
7876
diff
changeset
|
1244 ngx_add_timer(&qc->close, 3 * NGX_QUIC_HARDCODED_PTO); |
d96ddef458cd
Added sending of extra CONNECTION_CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
7876
diff
changeset
|
1245 |
d96ddef458cd
Added sending of extra CONNECTION_CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
7876
diff
changeset
|
1246 err = NGX_QUIC_ERR_NO_ERROR; |
d96ddef458cd
Added sending of extra CONNECTION_CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
7876
diff
changeset
|
1247 |
d96ddef458cd
Added sending of extra CONNECTION_CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
7876
diff
changeset
|
1248 } else { |
d96ddef458cd
Added sending of extra CONNECTION_CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
7876
diff
changeset
|
1249 err = qc->error ? qc->error : NGX_QUIC_ERR_INTERNAL_ERROR; |
d96ddef458cd
Added sending of extra CONNECTION_CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
7876
diff
changeset
|
1250 |
d96ddef458cd
Added sending of extra CONNECTION_CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
7876
diff
changeset
|
1251 ngx_log_debug2(NGX_LOG_DEBUG_EVENT, c->log, 0, |
d96ddef458cd
Added sending of extra CONNECTION_CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
7876
diff
changeset
|
1252 "quic immediate close due to error: %ui %s", |
d96ddef458cd
Added sending of extra CONNECTION_CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
7876
diff
changeset
|
1253 qc->error, |
d96ddef458cd
Added sending of extra CONNECTION_CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
7876
diff
changeset
|
1254 qc->error_reason ? qc->error_reason : ""); |
d96ddef458cd
Added sending of extra CONNECTION_CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
7876
diff
changeset
|
1255 } |
d96ddef458cd
Added sending of extra CONNECTION_CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
7876
diff
changeset
|
1256 |
d96ddef458cd
Added sending of extra CONNECTION_CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
7876
diff
changeset
|
1257 level = (qc->state == ssl_encryption_early_data) |
d96ddef458cd
Added sending of extra CONNECTION_CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
7876
diff
changeset
|
1258 ? ssl_encryption_handshake |
d96ddef458cd
Added sending of extra CONNECTION_CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
7876
diff
changeset
|
1259 : qc->state; |
d96ddef458cd
Added sending of extra CONNECTION_CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
7876
diff
changeset
|
1260 |
7876
ffd362e87eb2
Added more context to CONNECTION CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
7875
diff
changeset
|
1261 (void) ngx_quic_send_cc(c, level, err, qc->error_ftype, |
ffd362e87eb2
Added more context to CONNECTION CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
7875
diff
changeset
|
1262 qc->error_reason); |
7877
d96ddef458cd
Added sending of extra CONNECTION_CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
7876
diff
changeset
|
1263 |
d96ddef458cd
Added sending of extra CONNECTION_CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
7876
diff
changeset
|
1264 if (level == ssl_encryption_handshake) { |
d96ddef458cd
Added sending of extra CONNECTION_CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
7876
diff
changeset
|
1265 /* for clients that might not have handshake keys */ |
d96ddef458cd
Added sending of extra CONNECTION_CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
7876
diff
changeset
|
1266 (void) ngx_quic_send_cc(c, ssl_encryption_initial, err, |
d96ddef458cd
Added sending of extra CONNECTION_CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
7876
diff
changeset
|
1267 qc->error_ftype, qc->error_reason); |
d96ddef458cd
Added sending of extra CONNECTION_CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
7876
diff
changeset
|
1268 } |
7832
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
1269 } |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
1270 |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
1271 qc->closing = 1; |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
1272 } |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
1273 |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
1274 if (rc == NGX_ERROR && qc->close.timer_set) { |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
1275 /* do not wait for timer in case of fatal error */ |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
1276 ngx_del_timer(&qc->close); |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
1277 } |
7831
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
7827
diff
changeset
|
1278 |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
7827
diff
changeset
|
1279 if (ngx_quic_close_streams(c, qc) == NGX_AGAIN) { |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
7827
diff
changeset
|
1280 return NGX_AGAIN; |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
7827
diff
changeset
|
1281 } |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
7827
diff
changeset
|
1282 |
7832
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
1283 if (qc->close.timer_set) { |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
1284 return NGX_AGAIN; |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
1285 } |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
1286 |
7831
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
7827
diff
changeset
|
1287 for (i = 0; i < NGX_QUIC_ENCRYPTION_LAST; i++) { |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
7827
diff
changeset
|
1288 ngx_quic_free_frames(c, &qc->crypto[i].frames); |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
7827
diff
changeset
|
1289 } |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
7827
diff
changeset
|
1290 |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
7827
diff
changeset
|
1291 for (i = 0; i < NGX_QUIC_SEND_CTX_LAST; i++) { |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
7827
diff
changeset
|
1292 ngx_quic_free_frames(c, &qc->send_ctx[i].frames); |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
7827
diff
changeset
|
1293 ngx_quic_free_frames(c, &qc->send_ctx[i].sent); |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
7827
diff
changeset
|
1294 } |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
7827
diff
changeset
|
1295 |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
7827
diff
changeset
|
1296 if (qc->push.timer_set) { |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
7827
diff
changeset
|
1297 ngx_del_timer(&qc->push); |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
7827
diff
changeset
|
1298 } |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
7827
diff
changeset
|
1299 |
7846
bddf704d62c1
Renamed retransmit event object in preparation for retry support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7845
diff
changeset
|
1300 if (qc->retransmit.timer_set) { |
bddf704d62c1
Renamed retransmit event object in preparation for retry support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7845
diff
changeset
|
1301 ngx_del_timer(&qc->retransmit); |
7831
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
7827
diff
changeset
|
1302 } |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
7827
diff
changeset
|
1303 |
7832
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
1304 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, c->log, 0, |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
1305 "quic part of connection is terminated"); |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
1306 |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
1307 /* may be tested from SSL callback during SSL shutdown */ |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
1308 c->quic = NULL; |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
1309 |
7831
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
7827
diff
changeset
|
1310 return NGX_OK; |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
7827
diff
changeset
|
1311 } |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
7827
diff
changeset
|
1312 |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
7827
diff
changeset
|
1313 |
7832
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
1314 static void |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
1315 ngx_quic_close_timer_handler(ngx_event_t *ev) |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
1316 { |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
1317 ngx_connection_t *c; |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
1318 |
7836 | 1319 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, ev->log, 0, "quic close timer"); |
7832
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
1320 |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
1321 c = ev->data; |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
1322 ngx_quic_close_connection(c, NGX_DONE); |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
1323 } |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
1324 |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
1325 |
7831
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
7827
diff
changeset
|
1326 static ngx_int_t |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
7827
diff
changeset
|
1327 ngx_quic_close_streams(ngx_connection_t *c, ngx_quic_connection_t *qc) |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
7827
diff
changeset
|
1328 { |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
7827
diff
changeset
|
1329 ngx_event_t *rev; |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
7827
diff
changeset
|
1330 ngx_rbtree_t *tree; |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
7827
diff
changeset
|
1331 ngx_rbtree_node_t *node; |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
7827
diff
changeset
|
1332 ngx_quic_stream_t *qs; |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
7827
diff
changeset
|
1333 |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
7827
diff
changeset
|
1334 #if (NGX_DEBUG) |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
7827
diff
changeset
|
1335 ngx_uint_t ns; |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
7827
diff
changeset
|
1336 #endif |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
7827
diff
changeset
|
1337 |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
7827
diff
changeset
|
1338 tree = &qc->streams.tree; |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
7827
diff
changeset
|
1339 |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
7827
diff
changeset
|
1340 if (tree->root == tree->sentinel) { |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
7827
diff
changeset
|
1341 return NGX_OK; |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
7827
diff
changeset
|
1342 } |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
7827
diff
changeset
|
1343 |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
7827
diff
changeset
|
1344 #if (NGX_DEBUG) |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
7827
diff
changeset
|
1345 ns = 0; |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
7827
diff
changeset
|
1346 #endif |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
7827
diff
changeset
|
1347 |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
7827
diff
changeset
|
1348 for (node = ngx_rbtree_min(tree->root, tree->sentinel); |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
7827
diff
changeset
|
1349 node; |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
7827
diff
changeset
|
1350 node = ngx_rbtree_next(tree, node)) |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
7827
diff
changeset
|
1351 { |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
7827
diff
changeset
|
1352 qs = (ngx_quic_stream_t *) node; |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
7827
diff
changeset
|
1353 |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
7827
diff
changeset
|
1354 rev = qs->c->read; |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
7827
diff
changeset
|
1355 rev->ready = 1; |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
7827
diff
changeset
|
1356 rev->pending_eof = 1; |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
7827
diff
changeset
|
1357 |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
7827
diff
changeset
|
1358 ngx_post_event(rev, &ngx_posted_events); |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
7827
diff
changeset
|
1359 |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
7827
diff
changeset
|
1360 if (rev->timer_set) { |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
7827
diff
changeset
|
1361 ngx_del_timer(rev); |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
7827
diff
changeset
|
1362 } |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
7827
diff
changeset
|
1363 |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
7827
diff
changeset
|
1364 #if (NGX_DEBUG) |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
7827
diff
changeset
|
1365 ns++; |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
7827
diff
changeset
|
1366 #endif |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
7827
diff
changeset
|
1367 } |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
7827
diff
changeset
|
1368 |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
7827
diff
changeset
|
1369 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0, |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
7827
diff
changeset
|
1370 "quic connection has %ui active streams", ns); |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
7827
diff
changeset
|
1371 |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
7827
diff
changeset
|
1372 return NGX_AGAIN; |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
7827
diff
changeset
|
1373 } |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
7827
diff
changeset
|
1374 |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
7827
diff
changeset
|
1375 |
d11bc25fc4c3
Refactored ngx_quic_close_connection().
Vladimir Homutov <vl@nginx.com>
parents:
7827
diff
changeset
|
1376 static ngx_int_t |
7691 | 1377 ngx_quic_input(ngx_connection_t *c, ngx_buf_t *b) |
7659
4355efde26d8
Added functions to decrypt long packets.
Vladimir Homutov <vl@nginx.com>
parents:
7658
diff
changeset
|
1378 { |
7691 | 1379 u_char *p; |
1380 ngx_int_t rc; | |
1381 ngx_quic_header_t pkt; | |
7659
4355efde26d8
Added functions to decrypt long packets.
Vladimir Homutov <vl@nginx.com>
parents:
7658
diff
changeset
|
1382 |
7770
90f94413177e
TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7769
diff
changeset
|
1383 p = b->pos; |
7674
4ae9ac69ab93
HTTP/QUIC interface reworked.
Vladimir Homutov <vl@nginx.com>
parents:
7673
diff
changeset
|
1384 |
7770
90f94413177e
TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7769
diff
changeset
|
1385 while (p < b->last) { |
7729
1295b293d09a
Connection states code cleanup.
Vladimir Homutov <vl@nginx.com>
parents:
7726
diff
changeset
|
1386 c->log->action = "processing quic packet"; |
1295b293d09a
Connection states code cleanup.
Vladimir Homutov <vl@nginx.com>
parents:
7726
diff
changeset
|
1387 |
7691 | 1388 ngx_memzero(&pkt, sizeof(ngx_quic_header_t)); |
1389 pkt.raw = b; | |
1390 pkt.data = p; | |
1391 pkt.len = b->last - p; | |
1392 pkt.log = c->log; | |
7717
c217a907ce42
Added checks for permitted frame types.
Vladimir Homutov <vl@nginx.com>
parents:
7713
diff
changeset
|
1393 pkt.flags = p[0]; |
7659
4355efde26d8
Added functions to decrypt long packets.
Vladimir Homutov <vl@nginx.com>
parents:
7658
diff
changeset
|
1394 |
7860
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1395 if (c->quic->in_retry) { |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1396 return ngx_quic_retry_input(c, &pkt); |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1397 } |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1398 |
7848
9d9531431c8c
Removed outdated/incorrect comments and fixed style.
Vladimir Homutov <vl@nginx.com>
parents:
7847
diff
changeset
|
1399 /* TODO: check current state */ |
7717
c217a907ce42
Added checks for permitted frame types.
Vladimir Homutov <vl@nginx.com>
parents:
7713
diff
changeset
|
1400 if (ngx_quic_long_pkt(pkt.flags)) { |
7691 | 1401 |
7717
c217a907ce42
Added checks for permitted frame types.
Vladimir Homutov <vl@nginx.com>
parents:
7713
diff
changeset
|
1402 if (ngx_quic_pkt_in(pkt.flags)) { |
7691 | 1403 rc = ngx_quic_initial_input(c, &pkt); |
7672
8d6ac639feac
Added support of multiple QUIC packets in single datagram.
Vladimir Homutov <vl@nginx.com>
parents:
7671
diff
changeset
|
1404 |
7717
c217a907ce42
Added checks for permitted frame types.
Vladimir Homutov <vl@nginx.com>
parents:
7713
diff
changeset
|
1405 } else if (ngx_quic_pkt_hs(pkt.flags)) { |
7691 | 1406 rc = ngx_quic_handshake_input(c, &pkt); |
7659
4355efde26d8
Added functions to decrypt long packets.
Vladimir Homutov <vl@nginx.com>
parents:
7658
diff
changeset
|
1407 |
7770
90f94413177e
TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7769
diff
changeset
|
1408 } else if (ngx_quic_pkt_zrtt(pkt.flags)) { |
90f94413177e
TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7769
diff
changeset
|
1409 rc = ngx_quic_early_input(c, &pkt); |
90f94413177e
TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7769
diff
changeset
|
1410 |
7691 | 1411 } else { |
1412 ngx_log_error(NGX_LOG_INFO, c->log, 0, | |
7838 | 1413 "quic unknown long packet type"); |
7691 | 1414 return NGX_ERROR; |
1415 } | |
7659
4355efde26d8
Added functions to decrypt long packets.
Vladimir Homutov <vl@nginx.com>
parents:
7658
diff
changeset
|
1416 |
7691 | 1417 } else { |
1418 rc = ngx_quic_app_input(c, &pkt); | |
1419 } | |
7659
4355efde26d8
Added functions to decrypt long packets.
Vladimir Homutov <vl@nginx.com>
parents:
7658
diff
changeset
|
1420 |
7810
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
1421 if (rc == NGX_ERROR) { |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
1422 return NGX_ERROR; |
7691 | 1423 } |
7672
8d6ac639feac
Added support of multiple QUIC packets in single datagram.
Vladimir Homutov <vl@nginx.com>
parents:
7671
diff
changeset
|
1424 |
7810
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
1425 /* NGX_OK || NGX_DECLINED */ |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
1426 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
1427 /* |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
1428 * we get NGX_DECLINED when there are no keys [yet] available |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
1429 * to decrypt packet. |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
1430 * Instead of queueing it, we ignore it and rely on the sender's |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
1431 * retransmission: |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
1432 * |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
1433 * 12.2. Coalescing Packets: |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
1434 * |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
1435 * For example, if decryption fails (because the keys are |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
1436 * not available or any other reason), the receiver MAY either |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
1437 * discard or buffer the packet for later processing and MUST |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
1438 * attempt to process the remaining packets. |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
1439 */ |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
1440 |
7691 | 1441 /* b->pos is at header end, adjust by actual packet length */ |
7854
2a94aaa70b33
Cleaned up firefox workaround.
Vladimir Homutov <vl@nginx.com>
parents:
7848
diff
changeset
|
1442 b->pos += pkt.len; |
2a94aaa70b33
Cleaned up firefox workaround.
Vladimir Homutov <vl@nginx.com>
parents:
7848
diff
changeset
|
1443 p = ngx_quic_skip_zero_padding(b); |
7770
90f94413177e
TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7769
diff
changeset
|
1444 } |
7648
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
7646
diff
changeset
|
1445 |
7691 | 1446 return NGX_OK; |
7648
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
7646
diff
changeset
|
1447 } |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
7646
diff
changeset
|
1448 |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
7646
diff
changeset
|
1449 |
7854
2a94aaa70b33
Cleaned up firefox workaround.
Vladimir Homutov <vl@nginx.com>
parents:
7848
diff
changeset
|
1450 /* firefox workaround: skip zero padding at the end of quic packet */ |
2a94aaa70b33
Cleaned up firefox workaround.
Vladimir Homutov <vl@nginx.com>
parents:
7848
diff
changeset
|
1451 static ngx_inline u_char * |
2a94aaa70b33
Cleaned up firefox workaround.
Vladimir Homutov <vl@nginx.com>
parents:
7848
diff
changeset
|
1452 ngx_quic_skip_zero_padding(ngx_buf_t *b) |
2a94aaa70b33
Cleaned up firefox workaround.
Vladimir Homutov <vl@nginx.com>
parents:
7848
diff
changeset
|
1453 { |
2a94aaa70b33
Cleaned up firefox workaround.
Vladimir Homutov <vl@nginx.com>
parents:
7848
diff
changeset
|
1454 while (b->pos < b->last && *(b->pos) == 0) { |
2a94aaa70b33
Cleaned up firefox workaround.
Vladimir Homutov <vl@nginx.com>
parents:
7848
diff
changeset
|
1455 b->pos++; |
2a94aaa70b33
Cleaned up firefox workaround.
Vladimir Homutov <vl@nginx.com>
parents:
7848
diff
changeset
|
1456 } |
2a94aaa70b33
Cleaned up firefox workaround.
Vladimir Homutov <vl@nginx.com>
parents:
7848
diff
changeset
|
1457 |
2a94aaa70b33
Cleaned up firefox workaround.
Vladimir Homutov <vl@nginx.com>
parents:
7848
diff
changeset
|
1458 return b->pos; |
2a94aaa70b33
Cleaned up firefox workaround.
Vladimir Homutov <vl@nginx.com>
parents:
7848
diff
changeset
|
1459 } |
2a94aaa70b33
Cleaned up firefox workaround.
Vladimir Homutov <vl@nginx.com>
parents:
7848
diff
changeset
|
1460 |
2a94aaa70b33
Cleaned up firefox workaround.
Vladimir Homutov <vl@nginx.com>
parents:
7848
diff
changeset
|
1461 |
7648
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
7646
diff
changeset
|
1462 static ngx_int_t |
7860
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1463 ngx_quic_retry_input(ngx_connection_t *c, ngx_quic_header_t *pkt) |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1464 { |
7863
81f85c479d7e
Discard packets without fixed bit or reserved bits set.
Vladimir Homutov <vl@nginx.com>
parents:
7862
diff
changeset
|
1465 ngx_int_t rc; |
7860
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1466 ngx_quic_secrets_t *keys; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1467 ngx_quic_send_ctx_t *ctx; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1468 ngx_quic_connection_t *qc; |
7910
125cbfa77013
Renamed max_packet_size to max_udp_payload_size, from draft-28.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7908
diff
changeset
|
1469 static u_char buf[NGX_QUIC_MAX_UDP_PAYLOAD_SIZE]; |
7860
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1470 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1471 c->log->action = "retrying quic connection"; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1472 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1473 if (ngx_buf_size(pkt->raw) < NGX_QUIC_MIN_INITIAL_SIZE) { |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1474 ngx_log_error(NGX_LOG_INFO, c->log, 0, |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1475 "quic UDP datagram is too small for initial packet"); |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1476 return NGX_OK; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1477 } |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1478 |
7863
81f85c479d7e
Discard packets without fixed bit or reserved bits set.
Vladimir Homutov <vl@nginx.com>
parents:
7862
diff
changeset
|
1479 rc = ngx_quic_parse_long_header(pkt); |
81f85c479d7e
Discard packets without fixed bit or reserved bits set.
Vladimir Homutov <vl@nginx.com>
parents:
7862
diff
changeset
|
1480 if (rc != NGX_OK) { |
81f85c479d7e
Discard packets without fixed bit or reserved bits set.
Vladimir Homutov <vl@nginx.com>
parents:
7862
diff
changeset
|
1481 return rc; |
7860
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1482 } |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1483 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1484 if (ngx_quic_pkt_zrtt(pkt->flags)) { |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1485 ngx_log_error(NGX_LOG_INFO, c->log, 0, |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1486 "quic discard inflight 0-RTT packet"); |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1487 return NGX_OK; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1488 } |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1489 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1490 if (!ngx_quic_pkt_in(pkt->flags)) { |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1491 ngx_log_error(NGX_LOG_INFO, c->log, 0, |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1492 "quic invalid initial packet: 0x%xi", pkt->flags); |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1493 return NGX_ERROR; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1494 } |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1495 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1496 if (ngx_quic_parse_initial_header(pkt) != NGX_OK) { |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1497 return NGX_ERROR; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1498 } |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1499 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1500 if (ngx_quic_new_dcid(c, &pkt->dcid) != NGX_OK) { |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1501 return NGX_ERROR; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1502 } |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1503 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1504 qc = c->quic; |
7912
6633f17044eb
QUIC draft-28 transport parameters support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7910
diff
changeset
|
1505 qc->tp.initial_scid = c->quic->dcid; |
7860
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1506 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1507 keys = &c->quic->keys[ssl_encryption_initial]; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1508 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1509 if (ngx_quic_set_initial_secret(c->pool, &keys->client, &keys->server, |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1510 &qc->odcid) |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1511 != NGX_OK) |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1512 { |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1513 return NGX_ERROR; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1514 } |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1515 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1516 c->quic->in_retry = 0; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1517 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1518 if (ngx_quic_validate_token(c, pkt) != NGX_OK) { |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1519 ngx_log_error(NGX_LOG_INFO, c->log, 0, "quic invalid token"); |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1520 return NGX_ERROR; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1521 } |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1522 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1523 pkt->secret = &keys->client; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1524 pkt->level = ssl_encryption_initial; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1525 pkt->plaintext = buf; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1526 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1527 ctx = ngx_quic_get_send_ctx(qc, pkt->level); |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1528 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1529 if (ngx_quic_decrypt(pkt, NULL, &ctx->largest_pn) != NGX_OK) { |
7863
81f85c479d7e
Discard packets without fixed bit or reserved bits set.
Vladimir Homutov <vl@nginx.com>
parents:
7862
diff
changeset
|
1530 qc->error = pkt->error; |
7860
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1531 return NGX_ERROR; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1532 } |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1533 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1534 if (ngx_quic_init_connection(c) != NGX_OK) { |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1535 return NGX_ERROR; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1536 } |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1537 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1538 if (ngx_quic_payload_handler(c, pkt) != NGX_OK) { |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1539 return NGX_ERROR; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1540 } |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1541 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1542 /* pos is at header end, adjust by actual packet length */ |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1543 pkt->raw->pos += pkt->len; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1544 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1545 (void) ngx_quic_skip_zero_padding(pkt->raw); |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1546 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1547 return ngx_quic_input(c, pkt->raw); |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1548 } |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1549 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1550 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7859
diff
changeset
|
1551 static ngx_int_t |
7689 | 1552 ngx_quic_initial_input(ngx_connection_t *c, ngx_quic_header_t *pkt) |
1553 { | |
7863
81f85c479d7e
Discard packets without fixed bit or reserved bits set.
Vladimir Homutov <vl@nginx.com>
parents:
7862
diff
changeset
|
1554 ngx_int_t rc; |
7816
aba84d9ab256
Parsing of truncated packet numbers.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7815
diff
changeset
|
1555 ngx_ssl_conn_t *ssl_conn; |
aba84d9ab256
Parsing of truncated packet numbers.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7815
diff
changeset
|
1556 ngx_quic_secrets_t *keys; |
aba84d9ab256
Parsing of truncated packet numbers.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7815
diff
changeset
|
1557 ngx_quic_send_ctx_t *ctx; |
7910
125cbfa77013
Renamed max_packet_size to max_udp_payload_size, from draft-28.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7908
diff
changeset
|
1558 static u_char buf[NGX_QUIC_MAX_UDP_PAYLOAD_SIZE]; |
7689 | 1559 |
7729
1295b293d09a
Connection states code cleanup.
Vladimir Homutov <vl@nginx.com>
parents:
7726
diff
changeset
|
1560 c->log->action = "processing initial quic packet"; |
1295b293d09a
Connection states code cleanup.
Vladimir Homutov <vl@nginx.com>
parents:
7726
diff
changeset
|
1561 |
7689 | 1562 ssl_conn = c->ssl->connection; |
1563 | |
7863
81f85c479d7e
Discard packets without fixed bit or reserved bits set.
Vladimir Homutov <vl@nginx.com>
parents:
7862
diff
changeset
|
1564 rc = ngx_quic_parse_long_header(pkt); |
81f85c479d7e
Discard packets without fixed bit or reserved bits set.
Vladimir Homutov <vl@nginx.com>
parents:
7862
diff
changeset
|
1565 if (rc != NGX_OK) { |
81f85c479d7e
Discard packets without fixed bit or reserved bits set.
Vladimir Homutov <vl@nginx.com>
parents:
7862
diff
changeset
|
1566 return rc; |
7689 | 1567 } |
1568 | |
7690
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
7689
diff
changeset
|
1569 if (ngx_quic_parse_initial_header(pkt) != NGX_OK) { |
7689 | 1570 return NGX_ERROR; |
1571 } | |
1572 | |
7772
058a5af7ddfc
Refactored QUIC secrets storage.
Vladimir Homutov <vl@nginx.com>
parents:
7771
diff
changeset
|
1573 keys = &c->quic->keys[ssl_encryption_initial]; |
058a5af7ddfc
Refactored QUIC secrets storage.
Vladimir Homutov <vl@nginx.com>
parents:
7771
diff
changeset
|
1574 |
058a5af7ddfc
Refactored QUIC secrets storage.
Vladimir Homutov <vl@nginx.com>
parents:
7771
diff
changeset
|
1575 pkt->secret = &keys->client; |
7689 | 1576 pkt->level = ssl_encryption_initial; |
7754
ebd5c71b9f02
Got rid of memory allocation in decryption.
Vladimir Homutov <vl@nginx.com>
parents:
7752
diff
changeset
|
1577 pkt->plaintext = buf; |
7689 | 1578 |
7816
aba84d9ab256
Parsing of truncated packet numbers.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7815
diff
changeset
|
1579 ctx = ngx_quic_get_send_ctx(c->quic, pkt->level); |
aba84d9ab256
Parsing of truncated packet numbers.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7815
diff
changeset
|
1580 |
aba84d9ab256
Parsing of truncated packet numbers.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7815
diff
changeset
|
1581 if (ngx_quic_decrypt(pkt, ssl_conn, &ctx->largest_pn) != NGX_OK) { |
7863
81f85c479d7e
Discard packets without fixed bit or reserved bits set.
Vladimir Homutov <vl@nginx.com>
parents:
7862
diff
changeset
|
1582 c->quic->error = pkt->error; |
7689 | 1583 return NGX_ERROR; |
1584 } | |
1585 | |
1586 return ngx_quic_payload_handler(c, pkt); | |
1587 } | |
1588 | |
1589 | |
1590 static ngx_int_t | |
7672
8d6ac639feac
Added support of multiple QUIC packets in single datagram.
Vladimir Homutov <vl@nginx.com>
parents:
7671
diff
changeset
|
1591 ngx_quic_handshake_input(ngx_connection_t *c, ngx_quic_header_t *pkt) |
7648
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
7646
diff
changeset
|
1592 { |
7863
81f85c479d7e
Discard packets without fixed bit or reserved bits set.
Vladimir Homutov <vl@nginx.com>
parents:
7862
diff
changeset
|
1593 ngx_int_t rc; |
7772
058a5af7ddfc
Refactored QUIC secrets storage.
Vladimir Homutov <vl@nginx.com>
parents:
7771
diff
changeset
|
1594 ngx_quic_secrets_t *keys; |
7816
aba84d9ab256
Parsing of truncated packet numbers.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7815
diff
changeset
|
1595 ngx_quic_send_ctx_t *ctx; |
7648
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
7646
diff
changeset
|
1596 ngx_quic_connection_t *qc; |
7910
125cbfa77013
Renamed max_packet_size to max_udp_payload_size, from draft-28.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7908
diff
changeset
|
1597 static u_char buf[NGX_QUIC_MAX_UDP_PAYLOAD_SIZE]; |
7648
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
7646
diff
changeset
|
1598 |
7729
1295b293d09a
Connection states code cleanup.
Vladimir Homutov <vl@nginx.com>
parents:
7726
diff
changeset
|
1599 c->log->action = "processing handshake quic packet"; |
1295b293d09a
Connection states code cleanup.
Vladimir Homutov <vl@nginx.com>
parents:
7726
diff
changeset
|
1600 |
7648
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
7646
diff
changeset
|
1601 qc = c->quic; |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
7646
diff
changeset
|
1602 |
7787
e45719a9b148
Discarding Handshake packets if no Handshake keys yet.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7786
diff
changeset
|
1603 keys = &c->quic->keys[ssl_encryption_handshake]; |
e45719a9b148
Discarding Handshake packets if no Handshake keys yet.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7786
diff
changeset
|
1604 |
e45719a9b148
Discarding Handshake packets if no Handshake keys yet.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7786
diff
changeset
|
1605 if (keys->client.key.len == 0) { |
e45719a9b148
Discarding Handshake packets if no Handshake keys yet.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7786
diff
changeset
|
1606 ngx_log_error(NGX_LOG_INFO, c->log, 0, |
7838 | 1607 "quic no read keys yet, packet ignored"); |
7787
e45719a9b148
Discarding Handshake packets if no Handshake keys yet.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7786
diff
changeset
|
1608 return NGX_DECLINED; |
e45719a9b148
Discarding Handshake packets if no Handshake keys yet.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7786
diff
changeset
|
1609 } |
e45719a9b148
Discarding Handshake packets if no Handshake keys yet.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7786
diff
changeset
|
1610 |
7659
4355efde26d8
Added functions to decrypt long packets.
Vladimir Homutov <vl@nginx.com>
parents:
7658
diff
changeset
|
1611 /* extract cleartext data into pkt */ |
7863
81f85c479d7e
Discard packets without fixed bit or reserved bits set.
Vladimir Homutov <vl@nginx.com>
parents:
7862
diff
changeset
|
1612 rc = ngx_quic_parse_long_header(pkt); |
81f85c479d7e
Discard packets without fixed bit or reserved bits set.
Vladimir Homutov <vl@nginx.com>
parents:
7862
diff
changeset
|
1613 if (rc != NGX_OK) { |
81f85c479d7e
Discard packets without fixed bit or reserved bits set.
Vladimir Homutov <vl@nginx.com>
parents:
7862
diff
changeset
|
1614 return rc; |
7648
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
7646
diff
changeset
|
1615 } |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
7646
diff
changeset
|
1616 |
7838 | 1617 if (ngx_quic_check_peer(qc, pkt) != NGX_OK) { |
7648
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
7646
diff
changeset
|
1618 return NGX_ERROR; |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
7646
diff
changeset
|
1619 } |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
7646
diff
changeset
|
1620 |
7690
ae35ccba7aa6
Extracted transport part of the code into separate file.
Vladimir Homutov <vl@nginx.com>
parents:
7689
diff
changeset
|
1621 if (ngx_quic_parse_handshake_header(pkt) != NGX_OK) { |
7648
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
7646
diff
changeset
|
1622 return NGX_ERROR; |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
7646
diff
changeset
|
1623 } |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
7646
diff
changeset
|
1624 |
7772
058a5af7ddfc
Refactored QUIC secrets storage.
Vladimir Homutov <vl@nginx.com>
parents:
7771
diff
changeset
|
1625 pkt->secret = &keys->client; |
7672
8d6ac639feac
Added support of multiple QUIC packets in single datagram.
Vladimir Homutov <vl@nginx.com>
parents:
7671
diff
changeset
|
1626 pkt->level = ssl_encryption_handshake; |
7754
ebd5c71b9f02
Got rid of memory allocation in decryption.
Vladimir Homutov <vl@nginx.com>
parents:
7752
diff
changeset
|
1627 pkt->plaintext = buf; |
7672
8d6ac639feac
Added support of multiple QUIC packets in single datagram.
Vladimir Homutov <vl@nginx.com>
parents:
7671
diff
changeset
|
1628 |
7816
aba84d9ab256
Parsing of truncated packet numbers.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7815
diff
changeset
|
1629 ctx = ngx_quic_get_send_ctx(qc, pkt->level); |
aba84d9ab256
Parsing of truncated packet numbers.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7815
diff
changeset
|
1630 |
aba84d9ab256
Parsing of truncated packet numbers.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7815
diff
changeset
|
1631 if (ngx_quic_decrypt(pkt, c->ssl->connection, &ctx->largest_pn) != NGX_OK) { |
7863
81f85c479d7e
Discard packets without fixed bit or reserved bits set.
Vladimir Homutov <vl@nginx.com>
parents:
7862
diff
changeset
|
1632 qc->error = pkt->error; |
7648
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
7646
diff
changeset
|
1633 return NGX_ERROR; |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
7646
diff
changeset
|
1634 } |
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
7646
diff
changeset
|
1635 |
7870
e169cce912c7
Avoid retransmitting of packets with discarded keys.
Vladimir Homutov <vl@nginx.com>
parents:
7869
diff
changeset
|
1636 /* |
e169cce912c7
Avoid retransmitting of packets with discarded keys.
Vladimir Homutov <vl@nginx.com>
parents:
7869
diff
changeset
|
1637 * 4.10.1. The successful use of Handshake packets indicates |
e169cce912c7
Avoid retransmitting of packets with discarded keys.
Vladimir Homutov <vl@nginx.com>
parents:
7869
diff
changeset
|
1638 * that no more Initial packets need to be exchanged |
e169cce912c7
Avoid retransmitting of packets with discarded keys.
Vladimir Homutov <vl@nginx.com>
parents:
7869
diff
changeset
|
1639 */ |
e169cce912c7
Avoid retransmitting of packets with discarded keys.
Vladimir Homutov <vl@nginx.com>
parents:
7869
diff
changeset
|
1640 ctx = ngx_quic_get_send_ctx(c->quic, ssl_encryption_initial); |
e169cce912c7
Avoid retransmitting of packets with discarded keys.
Vladimir Homutov <vl@nginx.com>
parents:
7869
diff
changeset
|
1641 ngx_quic_free_frames(c, &ctx->sent); |
e169cce912c7
Avoid retransmitting of packets with discarded keys.
Vladimir Homutov <vl@nginx.com>
parents:
7869
diff
changeset
|
1642 |
7672
8d6ac639feac
Added support of multiple QUIC packets in single datagram.
Vladimir Homutov <vl@nginx.com>
parents:
7671
diff
changeset
|
1643 return ngx_quic_payload_handler(c, pkt); |
7665
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
7664
diff
changeset
|
1644 } |
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
7664
diff
changeset
|
1645 |
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
7664
diff
changeset
|
1646 |
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
7664
diff
changeset
|
1647 static ngx_int_t |
7770
90f94413177e
TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7769
diff
changeset
|
1648 ngx_quic_early_input(ngx_connection_t *c, ngx_quic_header_t *pkt) |
90f94413177e
TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7769
diff
changeset
|
1649 { |
7863
81f85c479d7e
Discard packets without fixed bit or reserved bits set.
Vladimir Homutov <vl@nginx.com>
parents:
7862
diff
changeset
|
1650 ngx_int_t rc; |
7772
058a5af7ddfc
Refactored QUIC secrets storage.
Vladimir Homutov <vl@nginx.com>
parents:
7771
diff
changeset
|
1651 ngx_quic_secrets_t *keys; |
7816
aba84d9ab256
Parsing of truncated packet numbers.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7815
diff
changeset
|
1652 ngx_quic_send_ctx_t *ctx; |
7770
90f94413177e
TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7769
diff
changeset
|
1653 ngx_quic_connection_t *qc; |
7910
125cbfa77013
Renamed max_packet_size to max_udp_payload_size, from draft-28.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7908
diff
changeset
|
1654 static u_char buf[NGX_QUIC_MAX_UDP_PAYLOAD_SIZE]; |
7770
90f94413177e
TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7769
diff
changeset
|
1655 |
90f94413177e
TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7769
diff
changeset
|
1656 c->log->action = "processing early data quic packet"; |
90f94413177e
TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7769
diff
changeset
|
1657 |
90f94413177e
TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7769
diff
changeset
|
1658 qc = c->quic; |
90f94413177e
TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7769
diff
changeset
|
1659 |
90f94413177e
TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7769
diff
changeset
|
1660 /* extract cleartext data into pkt */ |
7863
81f85c479d7e
Discard packets without fixed bit or reserved bits set.
Vladimir Homutov <vl@nginx.com>
parents:
7862
diff
changeset
|
1661 rc = ngx_quic_parse_long_header(pkt); |
81f85c479d7e
Discard packets without fixed bit or reserved bits set.
Vladimir Homutov <vl@nginx.com>
parents:
7862
diff
changeset
|
1662 if (rc != NGX_OK) { |
81f85c479d7e
Discard packets without fixed bit or reserved bits set.
Vladimir Homutov <vl@nginx.com>
parents:
7862
diff
changeset
|
1663 return rc; |
7770
90f94413177e
TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7769
diff
changeset
|
1664 } |
90f94413177e
TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7769
diff
changeset
|
1665 |
7838 | 1666 if (ngx_quic_check_peer(qc, pkt) != NGX_OK) { |
7770
90f94413177e
TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7769
diff
changeset
|
1667 return NGX_ERROR; |
90f94413177e
TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7769
diff
changeset
|
1668 } |
90f94413177e
TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7769
diff
changeset
|
1669 |
90f94413177e
TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7769
diff
changeset
|
1670 if (ngx_quic_parse_handshake_header(pkt) != NGX_OK) { |
90f94413177e
TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7769
diff
changeset
|
1671 return NGX_ERROR; |
90f94413177e
TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7769
diff
changeset
|
1672 } |
90f94413177e
TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7769
diff
changeset
|
1673 |
7874
1245e274b9ba
Avoided excessive definitions for connection state.
Vladimir Homutov <vl@nginx.com>
parents:
7871
diff
changeset
|
1674 if (c->quic->state != ssl_encryption_early_data) { |
7838 | 1675 ngx_log_error(NGX_LOG_INFO, c->log, 0, "quic unexpected 0-RTT packet"); |
7770
90f94413177e
TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7769
diff
changeset
|
1676 return NGX_OK; |
90f94413177e
TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7769
diff
changeset
|
1677 } |
90f94413177e
TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7769
diff
changeset
|
1678 |
7772
058a5af7ddfc
Refactored QUIC secrets storage.
Vladimir Homutov <vl@nginx.com>
parents:
7771
diff
changeset
|
1679 keys = &c->quic->keys[ssl_encryption_early_data]; |
058a5af7ddfc
Refactored QUIC secrets storage.
Vladimir Homutov <vl@nginx.com>
parents:
7771
diff
changeset
|
1680 |
058a5af7ddfc
Refactored QUIC secrets storage.
Vladimir Homutov <vl@nginx.com>
parents:
7771
diff
changeset
|
1681 pkt->secret = &keys->client; |
7770
90f94413177e
TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7769
diff
changeset
|
1682 pkt->level = ssl_encryption_early_data; |
90f94413177e
TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7769
diff
changeset
|
1683 pkt->plaintext = buf; |
90f94413177e
TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7769
diff
changeset
|
1684 |
7816
aba84d9ab256
Parsing of truncated packet numbers.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7815
diff
changeset
|
1685 ctx = ngx_quic_get_send_ctx(qc, pkt->level); |
aba84d9ab256
Parsing of truncated packet numbers.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7815
diff
changeset
|
1686 |
aba84d9ab256
Parsing of truncated packet numbers.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7815
diff
changeset
|
1687 if (ngx_quic_decrypt(pkt, c->ssl->connection, &ctx->largest_pn) != NGX_OK) { |
7863
81f85c479d7e
Discard packets without fixed bit or reserved bits set.
Vladimir Homutov <vl@nginx.com>
parents:
7862
diff
changeset
|
1688 qc->error = pkt->error; |
7770
90f94413177e
TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7769
diff
changeset
|
1689 return NGX_ERROR; |
90f94413177e
TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7769
diff
changeset
|
1690 } |
90f94413177e
TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7769
diff
changeset
|
1691 |
90f94413177e
TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7769
diff
changeset
|
1692 return ngx_quic_payload_handler(c, pkt); |
90f94413177e
TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7769
diff
changeset
|
1693 } |
90f94413177e
TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7769
diff
changeset
|
1694 |
90f94413177e
TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7769
diff
changeset
|
1695 |
90f94413177e
TLS Early Data support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7769
diff
changeset
|
1696 static ngx_int_t |
7838 | 1697 ngx_quic_check_peer(ngx_quic_connection_t *qc, ngx_quic_header_t *pkt) |
1698 { | |
7858
6e100d8c138a
Preserve original DCID and unbreak parsing 0-RTT packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7857
diff
changeset
|
1699 ngx_str_t *dcid; |
6e100d8c138a
Preserve original DCID and unbreak parsing 0-RTT packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7857
diff
changeset
|
1700 |
6e100d8c138a
Preserve original DCID and unbreak parsing 0-RTT packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7857
diff
changeset
|
1701 dcid = ngx_quic_pkt_zrtt(pkt->flags) ? &qc->odcid : &qc->dcid; |
6e100d8c138a
Preserve original DCID and unbreak parsing 0-RTT packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7857
diff
changeset
|
1702 |
6e100d8c138a
Preserve original DCID and unbreak parsing 0-RTT packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7857
diff
changeset
|
1703 if (pkt->dcid.len != dcid->len) { |
7838 | 1704 ngx_log_error(NGX_LOG_INFO, pkt->log, 0, "quic unexpected quic dcidl"); |
1705 return NGX_ERROR; | |
1706 } | |
1707 | |
7858
6e100d8c138a
Preserve original DCID and unbreak parsing 0-RTT packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7857
diff
changeset
|
1708 if (ngx_memcmp(pkt->dcid.data, dcid->data, dcid->len) != 0) { |
7838 | 1709 ngx_log_error(NGX_LOG_INFO, pkt->log, 0, "quic unexpected quic dcid"); |
1710 return NGX_ERROR; | |
1711 } | |
1712 | |
1713 if (pkt->scid.len != qc->scid.len) { | |
1714 ngx_log_error(NGX_LOG_INFO, pkt->log, 0, "quic unexpected quic scidl"); | |
1715 return NGX_ERROR; | |
1716 } | |
1717 | |
1718 if (ngx_memcmp(pkt->scid.data, qc->scid.data, qc->scid.len) != 0) { | |
1719 ngx_log_error(NGX_LOG_INFO, pkt->log, 0, "quic unexpected quic scid"); | |
1720 return NGX_ERROR; | |
1721 } | |
1722 | |
1723 return NGX_OK; | |
1724 } | |
1725 | |
1726 | |
1727 static ngx_int_t | |
7672
8d6ac639feac
Added support of multiple QUIC packets in single datagram.
Vladimir Homutov <vl@nginx.com>
parents:
7671
diff
changeset
|
1728 ngx_quic_app_input(ngx_connection_t *c, ngx_quic_header_t *pkt) |
7665
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
7664
diff
changeset
|
1729 { |
7785
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7782
diff
changeset
|
1730 ngx_int_t rc; |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7782
diff
changeset
|
1731 ngx_quic_secrets_t *keys, *next, tmp; |
7816
aba84d9ab256
Parsing of truncated packet numbers.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7815
diff
changeset
|
1732 ngx_quic_send_ctx_t *ctx; |
7665
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
7664
diff
changeset
|
1733 ngx_quic_connection_t *qc; |
7910
125cbfa77013
Renamed max_packet_size to max_udp_payload_size, from draft-28.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7908
diff
changeset
|
1734 static u_char buf[NGX_QUIC_MAX_UDP_PAYLOAD_SIZE]; |
7665
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
7664
diff
changeset
|
1735 |
7729
1295b293d09a
Connection states code cleanup.
Vladimir Homutov <vl@nginx.com>
parents:
7726
diff
changeset
|
1736 c->log->action = "processing application data quic packet"; |
1295b293d09a
Connection states code cleanup.
Vladimir Homutov <vl@nginx.com>
parents:
7726
diff
changeset
|
1737 |
7665
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
7664
diff
changeset
|
1738 qc = c->quic; |
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
7664
diff
changeset
|
1739 |
7772
058a5af7ddfc
Refactored QUIC secrets storage.
Vladimir Homutov <vl@nginx.com>
parents:
7771
diff
changeset
|
1740 keys = &c->quic->keys[ssl_encryption_application]; |
7785
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7782
diff
changeset
|
1741 next = &c->quic->next_key; |
7772
058a5af7ddfc
Refactored QUIC secrets storage.
Vladimir Homutov <vl@nginx.com>
parents:
7771
diff
changeset
|
1742 |
058a5af7ddfc
Refactored QUIC secrets storage.
Vladimir Homutov <vl@nginx.com>
parents:
7771
diff
changeset
|
1743 if (keys->client.key.len == 0) { |
7689 | 1744 ngx_log_error(NGX_LOG_INFO, c->log, 0, |
7838 | 1745 "quic no read keys yet, packet ignored"); |
7689 | 1746 return NGX_DECLINED; |
1747 } | |
7665
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
7664
diff
changeset
|
1748 |
7863
81f85c479d7e
Discard packets without fixed bit or reserved bits set.
Vladimir Homutov <vl@nginx.com>
parents:
7862
diff
changeset
|
1749 rc = ngx_quic_parse_short_header(pkt, &qc->dcid); |
81f85c479d7e
Discard packets without fixed bit or reserved bits set.
Vladimir Homutov <vl@nginx.com>
parents:
7862
diff
changeset
|
1750 if (rc != NGX_OK) { |
81f85c479d7e
Discard packets without fixed bit or reserved bits set.
Vladimir Homutov <vl@nginx.com>
parents:
7862
diff
changeset
|
1751 return rc; |
7651
6a76d9657772
QUIC handshake final bits.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7650
diff
changeset
|
1752 } |
6a76d9657772
QUIC handshake final bits.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7650
diff
changeset
|
1753 |
7772
058a5af7ddfc
Refactored QUIC secrets storage.
Vladimir Homutov <vl@nginx.com>
parents:
7771
diff
changeset
|
1754 pkt->secret = &keys->client; |
7785
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7782
diff
changeset
|
1755 pkt->next = &next->client; |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7782
diff
changeset
|
1756 pkt->key_phase = c->quic->key_phase; |
7672
8d6ac639feac
Added support of multiple QUIC packets in single datagram.
Vladimir Homutov <vl@nginx.com>
parents:
7671
diff
changeset
|
1757 pkt->level = ssl_encryption_application; |
7754
ebd5c71b9f02
Got rid of memory allocation in decryption.
Vladimir Homutov <vl@nginx.com>
parents:
7752
diff
changeset
|
1758 pkt->plaintext = buf; |
7672
8d6ac639feac
Added support of multiple QUIC packets in single datagram.
Vladimir Homutov <vl@nginx.com>
parents:
7671
diff
changeset
|
1759 |
7816
aba84d9ab256
Parsing of truncated packet numbers.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7815
diff
changeset
|
1760 ctx = ngx_quic_get_send_ctx(qc, pkt->level); |
aba84d9ab256
Parsing of truncated packet numbers.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7815
diff
changeset
|
1761 |
aba84d9ab256
Parsing of truncated packet numbers.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7815
diff
changeset
|
1762 if (ngx_quic_decrypt(pkt, c->ssl->connection, &ctx->largest_pn) != NGX_OK) { |
7863
81f85c479d7e
Discard packets without fixed bit or reserved bits set.
Vladimir Homutov <vl@nginx.com>
parents:
7862
diff
changeset
|
1763 qc->error = pkt->error; |
7665
1297dc83a6b9
Generic payload handler for quic packets.
Vladimir Homutov <vl@nginx.com>
parents:
7664
diff
changeset
|
1764 return NGX_ERROR; |
7651
6a76d9657772
QUIC handshake final bits.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7650
diff
changeset
|
1765 } |
6a76d9657772
QUIC handshake final bits.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7650
diff
changeset
|
1766 |
7785
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7782
diff
changeset
|
1767 /* switch keys on Key Phase change */ |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7782
diff
changeset
|
1768 |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7782
diff
changeset
|
1769 if (pkt->key_update) { |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7782
diff
changeset
|
1770 c->quic->key_phase ^= 1; |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7782
diff
changeset
|
1771 |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7782
diff
changeset
|
1772 tmp = *keys; |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7782
diff
changeset
|
1773 *keys = *next; |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7782
diff
changeset
|
1774 *next = tmp; |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7782
diff
changeset
|
1775 } |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7782
diff
changeset
|
1776 |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7782
diff
changeset
|
1777 rc = ngx_quic_payload_handler(c, pkt); |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7782
diff
changeset
|
1778 |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7782
diff
changeset
|
1779 if (rc == NGX_ERROR) { |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7782
diff
changeset
|
1780 return NGX_ERROR; |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7782
diff
changeset
|
1781 } |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7782
diff
changeset
|
1782 |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7782
diff
changeset
|
1783 /* generate next keys */ |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7782
diff
changeset
|
1784 |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7782
diff
changeset
|
1785 if (pkt->key_update) { |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7782
diff
changeset
|
1786 if (ngx_quic_key_update(c, keys, next) != NGX_OK) { |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7782
diff
changeset
|
1787 return NGX_ERROR; |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7782
diff
changeset
|
1788 } |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7782
diff
changeset
|
1789 } |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7782
diff
changeset
|
1790 |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7782
diff
changeset
|
1791 return rc; |
7648
b28ea685a56e
Moved all QUIC code into ngx_event_quic.c
Vladimir Homutov <vl@nginx.com>
parents:
7646
diff
changeset
|
1792 } |
7637 | 1793 |
1794 | |
7691 | 1795 static ngx_int_t |
1796 ngx_quic_payload_handler(ngx_connection_t *c, ngx_quic_header_t *pkt) | |
1797 { | |
1798 u_char *end, *p; | |
1799 ssize_t len; | |
7844
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7842
diff
changeset
|
1800 ngx_uint_t ack_sent, do_close; |
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7842
diff
changeset
|
1801 ngx_quic_frame_t frame; |
7691 | 1802 ngx_quic_connection_t *qc; |
1803 | |
1804 qc = c->quic; | |
1805 | |
7832
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
1806 if (qc->closing) { |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
1807 /* |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
1808 * 10.1 Closing and Draining Connection States |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
1809 * ... delayed or reordered packets are properly discarded. |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
1810 * |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
1811 * An endpoint retains only enough information to generate |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
1812 * a packet containing a CONNECTION_CLOSE frame and to identify |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
1813 * packets as belonging to the connection. |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
1814 */ |
7876
ffd362e87eb2
Added more context to CONNECTION CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
7875
diff
changeset
|
1815 return ngx_quic_send_cc(c, pkt->level, NGX_QUIC_ERR_NO_ERROR, 0, |
ffd362e87eb2
Added more context to CONNECTION CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
7875
diff
changeset
|
1816 "connection is closing, packet discarded"); |
7832
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
1817 } |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
1818 |
7691 | 1819 p = pkt->payload.data; |
1820 end = p + pkt->payload.len; | |
1821 | |
7844
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7842
diff
changeset
|
1822 ack_sent = 0; |
7691 | 1823 do_close = 0; |
1824 | |
1825 while (p < end) { | |
1826 | |
7741 | 1827 c->log->action = "parsing frames"; |
1828 | |
7706
1f002206a59b
Added boundaries checks into frame parser.
Vladimir Homutov <vl@nginx.com>
parents:
7705
diff
changeset
|
1829 len = ngx_quic_parse_frame(pkt, p, end, &frame); |
7717
c217a907ce42
Added checks for permitted frame types.
Vladimir Homutov <vl@nginx.com>
parents:
7713
diff
changeset
|
1830 |
7691 | 1831 if (len < 0) { |
7862
fb7422074258
Added generation of CC frames with error on connection termination.
Vladimir Homutov <vl@nginx.com>
parents:
7861
diff
changeset
|
1832 qc->error = pkt->error; |
7691 | 1833 return NGX_ERROR; |
1834 } | |
1835 | |
7741 | 1836 c->log->action = "handling frames"; |
1837 | |
7691 | 1838 p += len; |
1839 | |
1840 switch (frame.type) { | |
1841 | |
1842 case NGX_QUIC_FT_ACK: | |
1843 if (ngx_quic_handle_ack_frame(c, pkt, &frame.u.ack) != NGX_OK) { | |
1844 return NGX_ERROR; | |
1845 } | |
1846 | |
7844
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7842
diff
changeset
|
1847 continue; |
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7842
diff
changeset
|
1848 |
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7842
diff
changeset
|
1849 case NGX_QUIC_FT_PADDING: |
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7842
diff
changeset
|
1850 /* no action required */ |
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7842
diff
changeset
|
1851 continue; |
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7842
diff
changeset
|
1852 |
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7842
diff
changeset
|
1853 case NGX_QUIC_FT_CONNECTION_CLOSE: |
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7842
diff
changeset
|
1854 case NGX_QUIC_FT_CONNECTION_CLOSE2: |
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7842
diff
changeset
|
1855 do_close = 1; |
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7842
diff
changeset
|
1856 continue; |
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7842
diff
changeset
|
1857 } |
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7842
diff
changeset
|
1858 |
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7842
diff
changeset
|
1859 /* got there with ack-eliciting packet */ |
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7842
diff
changeset
|
1860 |
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7842
diff
changeset
|
1861 if (!ack_sent) { |
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7842
diff
changeset
|
1862 if (ngx_quic_send_ack(c, pkt) != NGX_OK) { |
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7842
diff
changeset
|
1863 return NGX_ERROR; |
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7842
diff
changeset
|
1864 } |
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7842
diff
changeset
|
1865 |
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7842
diff
changeset
|
1866 ack_sent = 1; |
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7842
diff
changeset
|
1867 } |
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7842
diff
changeset
|
1868 |
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7842
diff
changeset
|
1869 switch (frame.type) { |
7691 | 1870 |
1871 case NGX_QUIC_FT_CRYPTO: | |
1872 | |
7810
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
1873 if (ngx_quic_handle_crypto_frame(c, pkt, &frame) != NGX_OK) { |
7691 | 1874 return NGX_ERROR; |
1875 } | |
1876 | |
1877 break; | |
1878 | |
1879 case NGX_QUIC_FT_PING: | |
1880 break; | |
1881 | |
1882 case NGX_QUIC_FT_STREAM0: | |
1883 case NGX_QUIC_FT_STREAM1: | |
1884 case NGX_QUIC_FT_STREAM2: | |
1885 case NGX_QUIC_FT_STREAM3: | |
1886 case NGX_QUIC_FT_STREAM4: | |
1887 case NGX_QUIC_FT_STREAM5: | |
1888 case NGX_QUIC_FT_STREAM6: | |
1889 case NGX_QUIC_FT_STREAM7: | |
1890 | |
7811
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
7810
diff
changeset
|
1891 if (ngx_quic_handle_stream_frame(c, pkt, &frame) != NGX_OK) { |
7691 | 1892 return NGX_ERROR; |
1893 } | |
1894 | |
1895 break; | |
1896 | |
7703
ff540f13d95d
MAX_DATA frame parser/handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7702
diff
changeset
|
1897 case NGX_QUIC_FT_MAX_DATA: |
7842
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
1898 |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
1899 if (ngx_quic_handle_max_data_frame(c, &frame.u.max_data) != NGX_OK) |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
1900 { |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
1901 return NGX_ERROR; |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
1902 } |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
1903 |
7703
ff540f13d95d
MAX_DATA frame parser/handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7702
diff
changeset
|
1904 break; |
ff540f13d95d
MAX_DATA frame parser/handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7702
diff
changeset
|
1905 |
7702
d3b26c3bea22
Added parsing of STREAMS BLOCKED frames.
Vladimir Homutov <vl@nginx.com>
parents:
7701
diff
changeset
|
1906 case NGX_QUIC_FT_STREAMS_BLOCKED: |
d3b26c3bea22
Added parsing of STREAMS BLOCKED frames.
Vladimir Homutov <vl@nginx.com>
parents:
7701
diff
changeset
|
1907 case NGX_QUIC_FT_STREAMS_BLOCKED2: |
7711
a14afe21e692
Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents:
7707
diff
changeset
|
1908 |
a14afe21e692
Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents:
7707
diff
changeset
|
1909 if (ngx_quic_handle_streams_blocked_frame(c, pkt, |
a14afe21e692
Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents:
7707
diff
changeset
|
1910 &frame.u.streams_blocked) |
a14afe21e692
Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents:
7707
diff
changeset
|
1911 != NGX_OK) |
a14afe21e692
Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents:
7707
diff
changeset
|
1912 { |
a14afe21e692
Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents:
7707
diff
changeset
|
1913 return NGX_ERROR; |
a14afe21e692
Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents:
7707
diff
changeset
|
1914 } |
a14afe21e692
Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents:
7707
diff
changeset
|
1915 |
7702
d3b26c3bea22
Added parsing of STREAMS BLOCKED frames.
Vladimir Homutov <vl@nginx.com>
parents:
7701
diff
changeset
|
1916 break; |
d3b26c3bea22
Added parsing of STREAMS BLOCKED frames.
Vladimir Homutov <vl@nginx.com>
parents:
7701
diff
changeset
|
1917 |
7732
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
7731
diff
changeset
|
1918 case NGX_QUIC_FT_STREAM_DATA_BLOCKED: |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
7731
diff
changeset
|
1919 |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
7731
diff
changeset
|
1920 if (ngx_quic_handle_stream_data_blocked_frame(c, pkt, |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
7731
diff
changeset
|
1921 &frame.u.stream_data_blocked) |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
7731
diff
changeset
|
1922 != NGX_OK) |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
7731
diff
changeset
|
1923 { |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
7731
diff
changeset
|
1924 return NGX_ERROR; |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
7731
diff
changeset
|
1925 } |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
7731
diff
changeset
|
1926 |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
7731
diff
changeset
|
1927 break; |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
7731
diff
changeset
|
1928 |
7842
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
1929 case NGX_QUIC_FT_MAX_STREAM_DATA: |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
1930 |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
1931 if (ngx_quic_handle_max_stream_data_frame(c, pkt, |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
1932 &frame.u.max_stream_data) |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
1933 != NGX_OK) |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
1934 { |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
1935 return NGX_ERROR; |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
1936 } |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
1937 |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
1938 break; |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
1939 |
7791
9b9d592c0da3
Ignore non-yet-implemented frames.
Vladimir Homutov <vl@nginx.com>
parents:
7788
diff
changeset
|
1940 case NGX_QUIC_FT_NEW_CONNECTION_ID: |
9b9d592c0da3
Ignore non-yet-implemented frames.
Vladimir Homutov <vl@nginx.com>
parents:
7788
diff
changeset
|
1941 case NGX_QUIC_FT_RETIRE_CONNECTION_ID: |
9b9d592c0da3
Ignore non-yet-implemented frames.
Vladimir Homutov <vl@nginx.com>
parents:
7788
diff
changeset
|
1942 case NGX_QUIC_FT_NEW_TOKEN: |
9b9d592c0da3
Ignore non-yet-implemented frames.
Vladimir Homutov <vl@nginx.com>
parents:
7788
diff
changeset
|
1943 case NGX_QUIC_FT_RESET_STREAM: |
9b9d592c0da3
Ignore non-yet-implemented frames.
Vladimir Homutov <vl@nginx.com>
parents:
7788
diff
changeset
|
1944 case NGX_QUIC_FT_STOP_SENDING: |
9b9d592c0da3
Ignore non-yet-implemented frames.
Vladimir Homutov <vl@nginx.com>
parents:
7788
diff
changeset
|
1945 case NGX_QUIC_FT_PATH_CHALLENGE: |
9b9d592c0da3
Ignore non-yet-implemented frames.
Vladimir Homutov <vl@nginx.com>
parents:
7788
diff
changeset
|
1946 case NGX_QUIC_FT_PATH_RESPONSE: |
9b9d592c0da3
Ignore non-yet-implemented frames.
Vladimir Homutov <vl@nginx.com>
parents:
7788
diff
changeset
|
1947 |
9b9d592c0da3
Ignore non-yet-implemented frames.
Vladimir Homutov <vl@nginx.com>
parents:
7788
diff
changeset
|
1948 /* TODO: handle */ |
9b9d592c0da3
Ignore non-yet-implemented frames.
Vladimir Homutov <vl@nginx.com>
parents:
7788
diff
changeset
|
1949 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, c->log, 0, |
7836 | 1950 "quic frame handler not implemented"); |
7791
9b9d592c0da3
Ignore non-yet-implemented frames.
Vladimir Homutov <vl@nginx.com>
parents:
7788
diff
changeset
|
1951 break; |
9b9d592c0da3
Ignore non-yet-implemented frames.
Vladimir Homutov <vl@nginx.com>
parents:
7788
diff
changeset
|
1952 |
7691 | 1953 default: |
7823
4e4485793418
Added MAX_STREAM_DATA stub handler.
Vladimir Homutov <vl@nginx.com>
parents:
7822
diff
changeset
|
1954 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, c->log, 0, |
7836 | 1955 "quic missing frame handler"); |
7691 | 1956 return NGX_ERROR; |
1957 } | |
1958 } | |
1959 | |
1960 if (p != end) { | |
1961 ngx_log_error(NGX_LOG_INFO, c->log, 0, | |
7838 | 1962 "quic trailing garbage in payload: %ui bytes", end - p); |
7862
fb7422074258
Added generation of CC frames with error on connection termination.
Vladimir Homutov <vl@nginx.com>
parents:
7861
diff
changeset
|
1963 |
fb7422074258
Added generation of CC frames with error on connection termination.
Vladimir Homutov <vl@nginx.com>
parents:
7861
diff
changeset
|
1964 qc->error = NGX_QUIC_ERR_FRAME_ENCODING_ERROR; |
7691 | 1965 return NGX_ERROR; |
1966 } | |
1967 | |
1968 if (do_close) { | |
7832
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
1969 qc->draining = 1; |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
1970 ngx_quic_close_connection(c, NGX_OK); |
7691 | 1971 } |
1972 | |
7844
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7842
diff
changeset
|
1973 return NGX_OK; |
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7842
diff
changeset
|
1974 } |
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7842
diff
changeset
|
1975 |
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7842
diff
changeset
|
1976 |
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7842
diff
changeset
|
1977 static ngx_int_t |
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7842
diff
changeset
|
1978 ngx_quic_send_ack(ngx_connection_t *c, ngx_quic_header_t *pkt) |
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7842
diff
changeset
|
1979 { |
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7842
diff
changeset
|
1980 ngx_quic_frame_t *frame; |
7691 | 1981 |
7741 | 1982 c->log->action = "generating acknowledgment"; |
1983 | |
7844
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7842
diff
changeset
|
1984 /* every ACK-eliciting packet is acknowledged, TODO ACK Ranges */ |
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7842
diff
changeset
|
1985 |
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7842
diff
changeset
|
1986 frame = ngx_quic_alloc_frame(c, 0); |
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7842
diff
changeset
|
1987 if (frame == NULL) { |
7691 | 1988 return NGX_ERROR; |
1989 } | |
1990 | |
7844
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7842
diff
changeset
|
1991 frame->level = (pkt->level == ssl_encryption_early_data) |
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7842
diff
changeset
|
1992 ? ssl_encryption_application |
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7842
diff
changeset
|
1993 : pkt->level; |
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7842
diff
changeset
|
1994 |
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7842
diff
changeset
|
1995 frame->type = NGX_QUIC_FT_ACK; |
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7842
diff
changeset
|
1996 frame->u.ack.largest = pkt->pn; |
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7842
diff
changeset
|
1997 |
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7842
diff
changeset
|
1998 ngx_sprintf(frame->info, "ACK for PN=%d from frame handler level=%d", |
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7842
diff
changeset
|
1999 pkt->pn, frame->level); |
c10e7d48aa85
Factored out sending ACK from payload handler.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7842
diff
changeset
|
2000 ngx_quic_queue_frame(c->quic, frame); |
7691 | 2001 |
7775 | 2002 return NGX_OK; |
7691 | 2003 } |
2004 | |
2005 | |
2006 static ngx_int_t | |
7832
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
2007 ngx_quic_send_cc(ngx_connection_t *c, enum ssl_encryption_level_t level, |
7876
ffd362e87eb2
Added more context to CONNECTION CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
7875
diff
changeset
|
2008 ngx_uint_t err, ngx_uint_t frame_type, const char *reason) |
7832
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
2009 { |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
2010 ngx_quic_frame_t *frame; |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
2011 ngx_quic_connection_t *qc; |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
2012 |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
2013 qc = c->quic; |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
2014 |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
2015 if (qc->draining) { |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
2016 return NGX_OK; |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
2017 } |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
2018 |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
2019 if (qc->closing |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
2020 && ngx_current_msec - qc->last_cc < NGX_QUIC_CC_MIN_INTERVAL) |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
2021 { |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
2022 /* dot not send CC too often */ |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
2023 return NGX_OK; |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
2024 } |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
2025 |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
2026 frame = ngx_quic_alloc_frame(c, 0); |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
2027 if (frame == NULL) { |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
2028 return NGX_ERROR; |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
2029 } |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
2030 |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
2031 frame->level = level; |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
2032 frame->type = NGX_QUIC_FT_CONNECTION_CLOSE; |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
2033 frame->u.close.error_code = err; |
7876
ffd362e87eb2
Added more context to CONNECTION CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
7875
diff
changeset
|
2034 frame->u.close.frame_type = frame_type; |
ffd362e87eb2
Added more context to CONNECTION CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
7875
diff
changeset
|
2035 |
ffd362e87eb2
Added more context to CONNECTION CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
7875
diff
changeset
|
2036 if (reason) { |
ffd362e87eb2
Added more context to CONNECTION CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
7875
diff
changeset
|
2037 frame->u.close.reason.len = ngx_strlen(reason); |
ffd362e87eb2
Added more context to CONNECTION CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
7875
diff
changeset
|
2038 frame->u.close.reason.data = (u_char *) reason; |
ffd362e87eb2
Added more context to CONNECTION CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
7875
diff
changeset
|
2039 } |
ffd362e87eb2
Added more context to CONNECTION CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
7875
diff
changeset
|
2040 |
ffd362e87eb2
Added more context to CONNECTION CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
7875
diff
changeset
|
2041 ngx_snprintf(frame->info, sizeof(frame->info) - 1, |
ffd362e87eb2
Added more context to CONNECTION CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
7875
diff
changeset
|
2042 "cc from send_cc err=%ui level=%d ft=%ui reason \"%s\"", |
ffd362e87eb2
Added more context to CONNECTION CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
7875
diff
changeset
|
2043 err, level, frame_type, reason ? reason : "-"); |
7832
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
2044 |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
2045 ngx_quic_queue_frame(c->quic, frame); |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
2046 |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
2047 qc->last_cc = ngx_current_msec; |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
2048 |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
2049 return ngx_quic_output(c); |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
2050 } |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
2051 |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
2052 |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
2053 static ngx_int_t |
7861
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7860
diff
changeset
|
2054 ngx_quic_send_new_token(ngx_connection_t *c) |
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7860
diff
changeset
|
2055 { |
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7860
diff
changeset
|
2056 ngx_str_t token; |
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7860
diff
changeset
|
2057 ngx_quic_frame_t *frame; |
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7860
diff
changeset
|
2058 |
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7860
diff
changeset
|
2059 if (!c->quic->tp.retry) { |
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7860
diff
changeset
|
2060 return NGX_OK; |
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7860
diff
changeset
|
2061 } |
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7860
diff
changeset
|
2062 |
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7860
diff
changeset
|
2063 if (ngx_quic_new_token(c, &token) != NGX_OK) { |
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7860
diff
changeset
|
2064 return NGX_ERROR; |
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7860
diff
changeset
|
2065 } |
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7860
diff
changeset
|
2066 |
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7860
diff
changeset
|
2067 frame = ngx_quic_alloc_frame(c, 0); |
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7860
diff
changeset
|
2068 if (frame == NULL) { |
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7860
diff
changeset
|
2069 return NGX_ERROR; |
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7860
diff
changeset
|
2070 } |
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7860
diff
changeset
|
2071 |
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7860
diff
changeset
|
2072 frame->level = ssl_encryption_application; |
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7860
diff
changeset
|
2073 frame->type = NGX_QUIC_FT_NEW_TOKEN; |
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7860
diff
changeset
|
2074 frame->u.token.length = token.len; |
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7860
diff
changeset
|
2075 frame->u.token.data = token.data; |
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7860
diff
changeset
|
2076 ngx_sprintf(frame->info, "NEW_TOKEN"); |
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7860
diff
changeset
|
2077 ngx_quic_queue_frame(c->quic, frame); |
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7860
diff
changeset
|
2078 |
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7860
diff
changeset
|
2079 return NGX_OK; |
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7860
diff
changeset
|
2080 } |
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7860
diff
changeset
|
2081 |
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7860
diff
changeset
|
2082 static ngx_int_t |
7691 | 2083 ngx_quic_handle_ack_frame(ngx_connection_t *c, ngx_quic_header_t *pkt, |
7774
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
2084 ngx_quic_ack_frame_t *ack) |
7691 | 2085 { |
7808
bda817d16cc2
Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents:
7794
diff
changeset
|
2086 ssize_t n; |
bda817d16cc2
Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents:
7794
diff
changeset
|
2087 u_char *pos, *end; |
bda817d16cc2
Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents:
7794
diff
changeset
|
2088 uint64_t gap, range; |
bda817d16cc2
Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents:
7794
diff
changeset
|
2089 ngx_uint_t i, min, max; |
bda817d16cc2
Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents:
7794
diff
changeset
|
2090 ngx_quic_send_ctx_t *ctx; |
bda817d16cc2
Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents:
7794
diff
changeset
|
2091 |
bda817d16cc2
Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents:
7794
diff
changeset
|
2092 ctx = ngx_quic_get_send_ctx(c->quic, pkt->level); |
7774
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
2093 |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
2094 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0, |
7836 | 2095 "quic ngx_quic_handle_ack_frame level %d", pkt->level); |
7774
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
2096 |
7792 | 2097 /* |
7862
fb7422074258
Added generation of CC frames with error on connection termination.
Vladimir Homutov <vl@nginx.com>
parents:
7861
diff
changeset
|
2098 * If any computed packet number is negative, an endpoint MUST |
fb7422074258
Added generation of CC frames with error on connection termination.
Vladimir Homutov <vl@nginx.com>
parents:
7861
diff
changeset
|
2099 * generate a connection error of type FRAME_ENCODING_ERROR. |
fb7422074258
Added generation of CC frames with error on connection termination.
Vladimir Homutov <vl@nginx.com>
parents:
7861
diff
changeset
|
2100 * (19.3.1) |
7792 | 2101 */ |
2102 | |
7774
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
2103 if (ack->first_range > ack->largest) { |
7862
fb7422074258
Added generation of CC frames with error on connection termination.
Vladimir Homutov <vl@nginx.com>
parents:
7861
diff
changeset
|
2104 c->quic->error = NGX_QUIC_ERR_FRAME_ENCODING_ERROR; |
7774
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
2105 ngx_log_error(NGX_LOG_INFO, c->log, 0, |
7838 | 2106 "quic invalid first range in ack frame"); |
7774
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
2107 return NGX_ERROR; |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
2108 } |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
2109 |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
2110 min = ack->largest - ack->first_range; |
7792 | 2111 max = ack->largest; |
2112 | |
7808
bda817d16cc2
Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents:
7794
diff
changeset
|
2113 if (ngx_quic_handle_ack_frame_range(c, ctx, min, max) != NGX_OK) { |
7792 | 2114 return NGX_ERROR; |
2115 } | |
2116 | |
2117 /* 13.2.3. Receiver Tracking of ACK Frames */ | |
7808
bda817d16cc2
Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents:
7794
diff
changeset
|
2118 if (ctx->largest_ack < max) { |
bda817d16cc2
Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents:
7794
diff
changeset
|
2119 ctx->largest_ack = max; |
7792 | 2120 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0, |
7836 | 2121 "quic updated largest received ack: %ui", max); |
7792 | 2122 } |
2123 | |
2124 pos = ack->ranges_start; | |
2125 end = ack->ranges_end; | |
2126 | |
2127 for (i = 0; i < ack->range_count; i++) { | |
2128 | |
2129 n = ngx_quic_parse_ack_range(pkt, pos, end, &gap, &range); | |
2130 if (n == NGX_ERROR) { | |
2131 return NGX_ERROR; | |
2132 } | |
2133 pos += n; | |
2134 | |
2135 if (gap >= min) { | |
7862
fb7422074258
Added generation of CC frames with error on connection termination.
Vladimir Homutov <vl@nginx.com>
parents:
7861
diff
changeset
|
2136 c->quic->error = NGX_QUIC_ERR_FRAME_ENCODING_ERROR; |
7792 | 2137 ngx_log_error(NGX_LOG_INFO, c->log, 0, |
7838 | 2138 "quic invalid range %ui in ack frame", i); |
7792 | 2139 return NGX_ERROR; |
2140 } | |
2141 | |
2142 max = min - 1 - gap; | |
2143 | |
2144 if (range > max + 1) { | |
7862
fb7422074258
Added generation of CC frames with error on connection termination.
Vladimir Homutov <vl@nginx.com>
parents:
7861
diff
changeset
|
2145 c->quic->error = NGX_QUIC_ERR_FRAME_ENCODING_ERROR; |
7792 | 2146 ngx_log_error(NGX_LOG_INFO, c->log, 0, |
7838 | 2147 "quic invalid range %ui in ack frame", i); |
7792 | 2148 return NGX_ERROR; |
2149 } | |
2150 | |
2151 min = max - range + 1; | |
2152 | |
7808
bda817d16cc2
Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents:
7794
diff
changeset
|
2153 if (ngx_quic_handle_ack_frame_range(c, ctx, min, max) != NGX_OK) { |
7792 | 2154 return NGX_ERROR; |
2155 } | |
2156 } | |
2157 | |
2158 return NGX_OK; | |
2159 } | |
2160 | |
2161 | |
2162 static ngx_int_t | |
7808
bda817d16cc2
Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents:
7794
diff
changeset
|
2163 ngx_quic_handle_ack_frame_range(ngx_connection_t *c, ngx_quic_send_ctx_t *ctx, |
7792 | 2164 uint64_t min, uint64_t max) |
2165 { | |
7841
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
2166 ngx_uint_t found; |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
2167 ngx_queue_t *q; |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
2168 ngx_quic_frame_t *f; |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
2169 ngx_quic_connection_t *qc; |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
2170 |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
2171 qc = c->quic; |
7774
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
2172 |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
2173 found = 0; |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
2174 |
7808
bda817d16cc2
Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents:
7794
diff
changeset
|
2175 q = ngx_queue_head(&ctx->sent); |
bda817d16cc2
Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents:
7794
diff
changeset
|
2176 |
bda817d16cc2
Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents:
7794
diff
changeset
|
2177 while (q != ngx_queue_sentinel(&ctx->sent)) { |
7774
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
2178 |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
2179 f = ngx_queue_data(q, ngx_quic_frame_t, queue); |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
2180 |
7792 | 2181 if (f->pnum >= min && f->pnum <= max) { |
7841
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
2182 ngx_quic_congestion_ack(c, f); |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
2183 |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
2184 ngx_quic_handle_stream_ack(c, f); |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
2185 |
7774
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
2186 q = ngx_queue_next(q); |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
2187 ngx_queue_remove(&f->queue); |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
2188 ngx_quic_free_frame(c, f); |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
2189 found = 1; |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
2190 |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
2191 } else { |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
2192 q = ngx_queue_next(q); |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
2193 } |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
2194 } |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
2195 |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
2196 if (!found) { |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
2197 |
7808
bda817d16cc2
Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents:
7794
diff
changeset
|
2198 if (max <= ctx->pnum) { |
7774
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
2199 /* duplicate ACK or ACK for non-ack-eliciting frame */ |
7792 | 2200 return NGX_OK; |
7774
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
2201 } |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
2202 |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
2203 ngx_log_error(NGX_LOG_INFO, c->log, 0, |
7878 | 2204 "quic ACK for the packet not sent"); |
7862
fb7422074258
Added generation of CC frames with error on connection termination.
Vladimir Homutov <vl@nginx.com>
parents:
7861
diff
changeset
|
2205 |
fb7422074258
Added generation of CC frames with error on connection termination.
Vladimir Homutov <vl@nginx.com>
parents:
7861
diff
changeset
|
2206 qc->error = NGX_QUIC_ERR_PROTOCOL_VIOLATION; |
7876
ffd362e87eb2
Added more context to CONNECTION CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
7875
diff
changeset
|
2207 qc->error_ftype = NGX_QUIC_FT_ACK; |
ffd362e87eb2
Added more context to CONNECTION CLOSE frames.
Vladimir Homutov <vl@nginx.com>
parents:
7875
diff
changeset
|
2208 qc->error_reason = "unknown packet number"; |
7862
fb7422074258
Added generation of CC frames with error on connection termination.
Vladimir Homutov <vl@nginx.com>
parents:
7861
diff
changeset
|
2209 |
7774
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
2210 return NGX_ERROR; |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
2211 } |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
2212 |
7841
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
2213 if (!qc->push.timer_set) { |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
2214 ngx_post_event(&qc->push, &ngx_posted_events); |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
2215 } |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
2216 |
7691 | 2217 return NGX_OK; |
2218 } | |
2219 | |
2220 | |
7841
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
2221 static void |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
2222 ngx_quic_handle_stream_ack(ngx_connection_t *c, ngx_quic_frame_t *f) |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
2223 { |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
2224 uint64_t sent, unacked; |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
2225 ngx_event_t *wev; |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
2226 ngx_quic_stream_t *sn; |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
2227 ngx_quic_connection_t *qc; |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
2228 |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
2229 if (f->type < NGX_QUIC_FT_STREAM0 || f->type > NGX_QUIC_FT_STREAM7) { |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
2230 return; |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
2231 } |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
2232 |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
2233 qc = c->quic; |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
2234 |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
2235 sn = ngx_quic_find_stream(&qc->streams.tree, f->u.stream.stream_id); |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
2236 if (sn == NULL) { |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
2237 return; |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
2238 } |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
2239 |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
2240 wev = sn->c->write; |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
2241 sent = sn->c->sent; |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
2242 unacked = sent - sn->acked; |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
2243 |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
2244 if (unacked >= NGX_QUIC_STREAM_BUFSIZE && wev->active) { |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
2245 wev->ready = 1; |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
2246 ngx_post_event(wev, &ngx_posted_events); |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
2247 } |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
2248 |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
2249 sn->acked += f->u.stream.length; |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
2250 |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
2251 ngx_log_debug3(NGX_LOG_DEBUG_EVENT, sn->c->log, 0, |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
2252 "quic stream ack %uL acked:%uL, unacked:%uL", |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
2253 f->u.stream.length, sn->acked, sent - sn->acked); |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
2254 } |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
2255 |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
2256 |
7691 | 2257 static ngx_int_t |
7810
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2258 ngx_quic_handle_ordered_frame(ngx_connection_t *c, ngx_quic_frames_stream_t *fs, |
7855
81a4f98a2556
Cleaned up reordering code.
Vladimir Homutov <vl@nginx.com>
parents:
7854
diff
changeset
|
2259 ngx_quic_frame_t *frame, ngx_quic_frame_handler_pt handler, void *data) |
7810
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2260 { |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2261 size_t full_len; |
7811
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
7810
diff
changeset
|
2262 ngx_int_t rc; |
7810
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2263 ngx_queue_t *q; |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2264 ngx_quic_ordered_frame_t *f; |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2265 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2266 f = &frame->u.ord; |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2267 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2268 if (f->offset > fs->received) { |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2269 ngx_log_debug2(NGX_LOG_DEBUG_EVENT, c->log, 0, |
7836 | 2270 "quic out-of-order frame: expecting %ui got %ui", |
7810
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2271 fs->received, f->offset); |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2272 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2273 return ngx_quic_buffer_frame(c, fs, frame); |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2274 } |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2275 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2276 if (f->offset < fs->received) { |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2277 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2278 if (ngx_quic_adjust_frame_offset(c, frame, fs->received) |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2279 == NGX_DONE) |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2280 { |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2281 /* old/duplicate data range */ |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2282 return NGX_OK; |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2283 } |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2284 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2285 /* intersecting data range, frame modified */ |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2286 } |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2287 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2288 /* f->offset == fs->received */ |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2289 |
7855
81a4f98a2556
Cleaned up reordering code.
Vladimir Homutov <vl@nginx.com>
parents:
7854
diff
changeset
|
2290 rc = handler(c, frame, data); |
7811
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
7810
diff
changeset
|
2291 if (rc == NGX_ERROR) { |
7691 | 2292 return NGX_ERROR; |
7811
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
7810
diff
changeset
|
2293 |
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
7810
diff
changeset
|
2294 } else if (rc == NGX_DONE) { |
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
7810
diff
changeset
|
2295 /* handler destroyed stream, queue no longer exists */ |
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
7810
diff
changeset
|
2296 return NGX_OK; |
7691 | 2297 } |
2298 | |
7811
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
7810
diff
changeset
|
2299 /* rc == NGX_OK */ |
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
7810
diff
changeset
|
2300 |
7810
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2301 fs->received += f->length; |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2302 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2303 /* now check the queue if we can continue with buffered frames */ |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2304 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2305 do { |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2306 q = ngx_queue_head(&fs->frames); |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2307 if (q == ngx_queue_sentinel(&fs->frames)) { |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2308 break; |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2309 } |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2310 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2311 frame = ngx_queue_data(q, ngx_quic_frame_t, queue); |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2312 f = &frame->u.ord; |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2313 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2314 if (f->offset > fs->received) { |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2315 /* gap found, nothing more to do */ |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2316 break; |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2317 } |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2318 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2319 full_len = f->length; |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2320 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2321 if (f->offset < fs->received) { |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2322 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2323 if (ngx_quic_adjust_frame_offset(c, frame, fs->received) |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2324 == NGX_DONE) |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2325 { |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2326 /* old/duplicate data range */ |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2327 ngx_queue_remove(q); |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2328 fs->total -= f->length; |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2329 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2330 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0, |
7836 | 2331 "quic skipped buffered frame, total %ui", |
2332 fs->total); | |
7810
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2333 ngx_quic_free_frame(c, frame); |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2334 continue; |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2335 } |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2336 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2337 /* frame was adjusted, proceed to input */ |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2338 } |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2339 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2340 /* f->offset == fs->received */ |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2341 |
7855
81a4f98a2556
Cleaned up reordering code.
Vladimir Homutov <vl@nginx.com>
parents:
7854
diff
changeset
|
2342 rc = handler(c, frame, data); |
7811
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
7810
diff
changeset
|
2343 |
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
7810
diff
changeset
|
2344 if (rc == NGX_ERROR) { |
7810
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2345 return NGX_ERROR; |
7811
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
7810
diff
changeset
|
2346 |
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
7810
diff
changeset
|
2347 } else if (rc == NGX_DONE) { |
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
7810
diff
changeset
|
2348 /* handler destroyed stream, queue no longer exists */ |
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
7810
diff
changeset
|
2349 return NGX_OK; |
7810
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2350 } |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2351 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2352 fs->received += f->length; |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2353 fs->total -= full_len; |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2354 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2355 ngx_queue_remove(q); |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2356 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2357 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0, |
7836 | 2358 "quic consumed buffered frame, total %ui", fs->total); |
7810
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2359 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2360 ngx_quic_free_frame(c, frame); |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2361 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2362 } while (1); |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2363 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2364 return NGX_OK; |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2365 } |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2366 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2367 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2368 static ngx_int_t |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2369 ngx_quic_adjust_frame_offset(ngx_connection_t *c, ngx_quic_frame_t *frame, |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2370 uint64_t offset_in) |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2371 { |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2372 size_t tail; |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2373 ngx_quic_ordered_frame_t *f; |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2374 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2375 f = &frame->u.ord; |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2376 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2377 tail = offset_in - f->offset; |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2378 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2379 if (tail >= f->length) { |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2380 /* range preceeding already received data or duplicate, ignore */ |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2381 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2382 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, c->log, 0, |
7836 | 2383 "quic old or duplicate data in ordered frame, ignored"); |
7810
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2384 return NGX_DONE; |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2385 } |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2386 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2387 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, c->log, 0, |
7836 | 2388 "quic adjusted ordered frame data start to expected offset"); |
7810
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2389 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2390 /* intersecting range: adjust data size */ |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2391 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2392 f->offset += tail; |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2393 f->data += tail; |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2394 f->length -= tail; |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2395 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2396 return NGX_OK; |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2397 } |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2398 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2399 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2400 static ngx_int_t |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2401 ngx_quic_buffer_frame(ngx_connection_t *c, ngx_quic_frames_stream_t *fs, |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2402 ngx_quic_frame_t *frame) |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2403 { |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2404 u_char *data; |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2405 ngx_queue_t *q; |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2406 ngx_quic_frame_t *dst, *item; |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2407 ngx_quic_ordered_frame_t *f, *df; |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2408 |
7836 | 2409 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, c->log, 0, |
2410 "quic ngx_quic_buffer_frame"); | |
7810
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2411 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2412 f = &frame->u.ord; |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2413 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2414 /* frame start offset is in the future, buffer it */ |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2415 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2416 /* check limit on total size used by all buffered frames, not actual data */ |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2417 if (NGX_QUIC_MAX_BUFFERED - fs->total < f->length) { |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2418 ngx_log_error(NGX_LOG_INFO, c->log, 0, |
7838 | 2419 "quic ordered input buffer limit exceeded"); |
7810
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2420 return NGX_ERROR; |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2421 } |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2422 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2423 dst = ngx_quic_alloc_frame(c, f->length); |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2424 if (dst == NULL) { |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2425 return NGX_ERROR; |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2426 } |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2427 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2428 data = dst->data; |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2429 ngx_memcpy(dst, frame, sizeof(ngx_quic_frame_t)); |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2430 dst->data = data; |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2431 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2432 ngx_memcpy(dst->data, f->data, f->length); |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2433 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2434 df = &dst->u.ord; |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2435 df->data = dst->data; |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2436 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2437 fs->total += f->length; |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2438 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2439 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0, |
7836 | 2440 "quic ordered frame with unexpected offset:" |
2441 " buffered, total %ui", fs->total); | |
7810
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2442 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2443 /* TODO: do we need some timeout for this queue ? */ |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2444 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2445 if (ngx_queue_empty(&fs->frames)) { |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2446 ngx_queue_insert_after(&fs->frames, &dst->queue); |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2447 return NGX_OK; |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2448 } |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2449 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2450 for (q = ngx_queue_last(&fs->frames); |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2451 q != ngx_queue_sentinel(&fs->frames); |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2452 q = ngx_queue_prev(q)) |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2453 { |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2454 item = ngx_queue_data(q, ngx_quic_frame_t, queue); |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2455 f = &item->u.ord; |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2456 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2457 if (f->offset < df->offset) { |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2458 ngx_queue_insert_after(q, &dst->queue); |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2459 return NGX_OK; |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2460 } |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2461 } |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2462 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2463 ngx_queue_insert_after(&fs->frames, &dst->queue); |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2464 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2465 return NGX_OK; |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2466 } |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2467 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2468 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2469 static ngx_int_t |
7812
76839f55bc48
Sorted functions and functions declarations.
Vladimir Homutov <vl@nginx.com>
parents:
7811
diff
changeset
|
2470 ngx_quic_handle_crypto_frame(ngx_connection_t *c, ngx_quic_header_t *pkt, |
76839f55bc48
Sorted functions and functions declarations.
Vladimir Homutov <vl@nginx.com>
parents:
7811
diff
changeset
|
2471 ngx_quic_frame_t *frame) |
76839f55bc48
Sorted functions and functions declarations.
Vladimir Homutov <vl@nginx.com>
parents:
7811
diff
changeset
|
2472 { |
76839f55bc48
Sorted functions and functions declarations.
Vladimir Homutov <vl@nginx.com>
parents:
7811
diff
changeset
|
2473 ngx_quic_connection_t *qc; |
76839f55bc48
Sorted functions and functions declarations.
Vladimir Homutov <vl@nginx.com>
parents:
7811
diff
changeset
|
2474 ngx_quic_frames_stream_t *fs; |
76839f55bc48
Sorted functions and functions declarations.
Vladimir Homutov <vl@nginx.com>
parents:
7811
diff
changeset
|
2475 |
76839f55bc48
Sorted functions and functions declarations.
Vladimir Homutov <vl@nginx.com>
parents:
7811
diff
changeset
|
2476 qc = c->quic; |
76839f55bc48
Sorted functions and functions declarations.
Vladimir Homutov <vl@nginx.com>
parents:
7811
diff
changeset
|
2477 fs = &qc->crypto[pkt->level]; |
76839f55bc48
Sorted functions and functions declarations.
Vladimir Homutov <vl@nginx.com>
parents:
7811
diff
changeset
|
2478 |
7855
81a4f98a2556
Cleaned up reordering code.
Vladimir Homutov <vl@nginx.com>
parents:
7854
diff
changeset
|
2479 return ngx_quic_handle_ordered_frame(c, fs, frame, ngx_quic_crypto_input, |
81a4f98a2556
Cleaned up reordering code.
Vladimir Homutov <vl@nginx.com>
parents:
7854
diff
changeset
|
2480 NULL); |
7812
76839f55bc48
Sorted functions and functions declarations.
Vladimir Homutov <vl@nginx.com>
parents:
7811
diff
changeset
|
2481 } |
76839f55bc48
Sorted functions and functions declarations.
Vladimir Homutov <vl@nginx.com>
parents:
7811
diff
changeset
|
2482 |
76839f55bc48
Sorted functions and functions declarations.
Vladimir Homutov <vl@nginx.com>
parents:
7811
diff
changeset
|
2483 |
76839f55bc48
Sorted functions and functions declarations.
Vladimir Homutov <vl@nginx.com>
parents:
7811
diff
changeset
|
2484 static ngx_int_t |
7855
81a4f98a2556
Cleaned up reordering code.
Vladimir Homutov <vl@nginx.com>
parents:
7854
diff
changeset
|
2485 ngx_quic_crypto_input(ngx_connection_t *c, ngx_quic_frame_t *frame, void *data) |
7810
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2486 { |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2487 int sslerr; |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2488 ssize_t n; |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2489 ngx_ssl_conn_t *ssl_conn; |
7870
e169cce912c7
Avoid retransmitting of packets with discarded keys.
Vladimir Homutov <vl@nginx.com>
parents:
7869
diff
changeset
|
2490 ngx_quic_send_ctx_t *ctx; |
7810
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2491 ngx_quic_crypto_frame_t *f; |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2492 |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2493 f = &frame->u.crypto; |
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2494 |
7691 | 2495 ssl_conn = c->ssl->connection; |
2496 | |
2497 ngx_log_debug2(NGX_LOG_DEBUG_EVENT, c->log, 0, | |
7836 | 2498 "quic SSL_quic_read_level: %d, SSL_quic_write_level: %d", |
7691 | 2499 (int) SSL_quic_read_level(ssl_conn), |
2500 (int) SSL_quic_write_level(ssl_conn)); | |
2501 | |
2502 if (!SSL_provide_quic_data(ssl_conn, SSL_quic_read_level(ssl_conn), | |
7810
167d32476737
Crypto buffer frames reordering.
Vladimir Homutov <vl@nginx.com>
parents:
7809
diff
changeset
|
2503 f->data, f->length)) |
7691 | 2504 { |
2505 ngx_ssl_error(NGX_LOG_INFO, c->log, 0, | |
2506 "SSL_provide_quic_data() failed"); | |
2507 return NGX_ERROR; | |
2508 } | |
2509 | |
2510 n = SSL_do_handshake(ssl_conn); | |
2511 | |
2512 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0, "SSL_do_handshake: %d", n); | |
2513 | |
2514 if (n == -1) { | |
2515 sslerr = SSL_get_error(ssl_conn, n); | |
2516 | |
2517 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0, "SSL_get_error: %d", | |
2518 sslerr); | |
2519 | |
7766
23a2b5e7acc8
Improved SSL_do_handshake() error handling in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7765
diff
changeset
|
2520 if (sslerr != SSL_ERROR_WANT_READ) { |
7691 | 2521 ngx_ssl_error(NGX_LOG_ERR, c->log, 0, "SSL_do_handshake() failed"); |
7766
23a2b5e7acc8
Improved SSL_do_handshake() error handling in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7765
diff
changeset
|
2522 return NGX_ERROR; |
7691 | 2523 } |
7729
1295b293d09a
Connection states code cleanup.
Vladimir Homutov <vl@nginx.com>
parents:
7726
diff
changeset
|
2524 |
7768
76818c9cdd6f
Sending HANDSHAKE_DONE just once with BoringSSL.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7767
diff
changeset
|
2525 } else if (n == 1 && !SSL_in_init(ssl_conn)) { |
7874
1245e274b9ba
Avoided excessive definitions for connection state.
Vladimir Homutov <vl@nginx.com>
parents:
7871
diff
changeset
|
2526 c->quic->state = ssl_encryption_application; |
7691 | 2527 |
7729
1295b293d09a
Connection states code cleanup.
Vladimir Homutov <vl@nginx.com>
parents:
7726
diff
changeset
|
2528 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0, |
7765 | 2529 "quic ssl cipher: %s", SSL_get_cipher(ssl_conn)); |
7691 | 2530 |
7729
1295b293d09a
Connection states code cleanup.
Vladimir Homutov <vl@nginx.com>
parents:
7726
diff
changeset
|
2531 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, c->log, 0, |
7836 | 2532 "quic handshake completed successfully"); |
7739
cb75f194f1f0
Implemented sending HANDSHAKE_DONE frame after handshake.
Vladimir Homutov <vl@nginx.com>
parents:
7738
diff
changeset
|
2533 |
7752 | 2534 frame = ngx_quic_alloc_frame(c, 0); |
7739
cb75f194f1f0
Implemented sending HANDSHAKE_DONE frame after handshake.
Vladimir Homutov <vl@nginx.com>
parents:
7738
diff
changeset
|
2535 if (frame == NULL) { |
cb75f194f1f0
Implemented sending HANDSHAKE_DONE frame after handshake.
Vladimir Homutov <vl@nginx.com>
parents:
7738
diff
changeset
|
2536 return NGX_ERROR; |
cb75f194f1f0
Implemented sending HANDSHAKE_DONE frame after handshake.
Vladimir Homutov <vl@nginx.com>
parents:
7738
diff
changeset
|
2537 } |
cb75f194f1f0
Implemented sending HANDSHAKE_DONE frame after handshake.
Vladimir Homutov <vl@nginx.com>
parents:
7738
diff
changeset
|
2538 |
cb75f194f1f0
Implemented sending HANDSHAKE_DONE frame after handshake.
Vladimir Homutov <vl@nginx.com>
parents:
7738
diff
changeset
|
2539 /* 12.4 Frames and frame types, figure 8 */ |
cb75f194f1f0
Implemented sending HANDSHAKE_DONE frame after handshake.
Vladimir Homutov <vl@nginx.com>
parents:
7738
diff
changeset
|
2540 frame->level = ssl_encryption_application; |
cb75f194f1f0
Implemented sending HANDSHAKE_DONE frame after handshake.
Vladimir Homutov <vl@nginx.com>
parents:
7738
diff
changeset
|
2541 frame->type = NGX_QUIC_FT_HANDSHAKE_DONE; |
cb75f194f1f0
Implemented sending HANDSHAKE_DONE frame after handshake.
Vladimir Homutov <vl@nginx.com>
parents:
7738
diff
changeset
|
2542 ngx_sprintf(frame->info, "HANDSHAKE DONE on handshake completed"); |
cb75f194f1f0
Implemented sending HANDSHAKE_DONE frame after handshake.
Vladimir Homutov <vl@nginx.com>
parents:
7738
diff
changeset
|
2543 ngx_quic_queue_frame(c->quic, frame); |
7785
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7782
diff
changeset
|
2544 |
7861
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7860
diff
changeset
|
2545 if (ngx_quic_send_new_token(c) != NGX_OK) { |
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7860
diff
changeset
|
2546 return NGX_ERROR; |
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7860
diff
changeset
|
2547 } |
52d0c4832570
Address validation using NEW_TOKEN frame.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7860
diff
changeset
|
2548 |
7785
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7782
diff
changeset
|
2549 /* |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7782
diff
changeset
|
2550 * Generating next keys before a key update is received. |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7782
diff
changeset
|
2551 * See quic-tls 9.4 Header Protection Timing Side-Channels. |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7782
diff
changeset
|
2552 */ |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7782
diff
changeset
|
2553 |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7782
diff
changeset
|
2554 if (ngx_quic_key_update(c, &c->quic->keys[ssl_encryption_application], |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7782
diff
changeset
|
2555 &c->quic->next_key) |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7782
diff
changeset
|
2556 != NGX_OK) |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7782
diff
changeset
|
2557 { |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7782
diff
changeset
|
2558 return NGX_ERROR; |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7782
diff
changeset
|
2559 } |
7870
e169cce912c7
Avoid retransmitting of packets with discarded keys.
Vladimir Homutov <vl@nginx.com>
parents:
7869
diff
changeset
|
2560 |
e169cce912c7
Avoid retransmitting of packets with discarded keys.
Vladimir Homutov <vl@nginx.com>
parents:
7869
diff
changeset
|
2561 /* |
e169cce912c7
Avoid retransmitting of packets with discarded keys.
Vladimir Homutov <vl@nginx.com>
parents:
7869
diff
changeset
|
2562 * 4.10.2 An endpoint MUST discard its handshake keys |
e169cce912c7
Avoid retransmitting of packets with discarded keys.
Vladimir Homutov <vl@nginx.com>
parents:
7869
diff
changeset
|
2563 * when the TLS handshake is confirmed |
e169cce912c7
Avoid retransmitting of packets with discarded keys.
Vladimir Homutov <vl@nginx.com>
parents:
7869
diff
changeset
|
2564 */ |
e169cce912c7
Avoid retransmitting of packets with discarded keys.
Vladimir Homutov <vl@nginx.com>
parents:
7869
diff
changeset
|
2565 ctx = ngx_quic_get_send_ctx(c->quic, ssl_encryption_handshake); |
e169cce912c7
Avoid retransmitting of packets with discarded keys.
Vladimir Homutov <vl@nginx.com>
parents:
7869
diff
changeset
|
2566 ngx_quic_free_frames(c, &ctx->sent); |
7729
1295b293d09a
Connection states code cleanup.
Vladimir Homutov <vl@nginx.com>
parents:
7726
diff
changeset
|
2567 } |
1295b293d09a
Connection states code cleanup.
Vladimir Homutov <vl@nginx.com>
parents:
7726
diff
changeset
|
2568 |
7691 | 2569 ngx_log_debug2(NGX_LOG_DEBUG_EVENT, c->log, 0, |
7836 | 2570 "quic SSL_quic_read_level: %d, SSL_quic_write_level: %d", |
7691 | 2571 (int) SSL_quic_read_level(ssl_conn), |
2572 (int) SSL_quic_write_level(ssl_conn)); | |
2573 | |
2574 return NGX_OK; | |
2575 } | |
2576 | |
2577 | |
2578 static ngx_int_t | |
7811
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
7810
diff
changeset
|
2579 ngx_quic_handle_stream_frame(ngx_connection_t *c, ngx_quic_header_t *pkt, |
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
7810
diff
changeset
|
2580 ngx_quic_frame_t *frame) |
7691 | 2581 { |
7814
ab443e80d9e4
Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents:
7813
diff
changeset
|
2582 size_t n; |
7855
81a4f98a2556
Cleaned up reordering code.
Vladimir Homutov <vl@nginx.com>
parents:
7854
diff
changeset
|
2583 ngx_buf_t *b; |
81a4f98a2556
Cleaned up reordering code.
Vladimir Homutov <vl@nginx.com>
parents:
7854
diff
changeset
|
2584 ngx_event_t *rev; |
7811
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
7810
diff
changeset
|
2585 ngx_quic_stream_t *sn; |
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
7810
diff
changeset
|
2586 ngx_quic_connection_t *qc; |
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
7810
diff
changeset
|
2587 ngx_quic_stream_frame_t *f; |
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
7810
diff
changeset
|
2588 ngx_quic_frames_stream_t *fs; |
7691 | 2589 |
2590 qc = c->quic; | |
7811
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
7810
diff
changeset
|
2591 f = &frame->u.stream; |
7691 | 2592 |
2593 sn = ngx_quic_find_stream(&qc->streams.tree, f->stream_id); | |
2594 | |
7811
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
7810
diff
changeset
|
2595 if (sn == NULL) { |
7836 | 2596 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0, |
2597 "quic stream id 0x%xi is new", f->stream_id); | |
7814
ab443e80d9e4
Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents:
7813
diff
changeset
|
2598 |
ab443e80d9e4
Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents:
7813
diff
changeset
|
2599 n = (f->stream_id & NGX_QUIC_STREAM_UNIDIRECTIONAL) |
ab443e80d9e4
Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents:
7813
diff
changeset
|
2600 ? qc->tp.initial_max_stream_data_uni |
ab443e80d9e4
Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents:
7813
diff
changeset
|
2601 : qc->tp.initial_max_stream_data_bidi_remote; |
ab443e80d9e4
Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents:
7813
diff
changeset
|
2602 |
ab443e80d9e4
Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents:
7813
diff
changeset
|
2603 if (n < NGX_QUIC_STREAM_BUFSIZE) { |
ab443e80d9e4
Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents:
7813
diff
changeset
|
2604 n = NGX_QUIC_STREAM_BUFSIZE; |
ab443e80d9e4
Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents:
7813
diff
changeset
|
2605 } |
ab443e80d9e4
Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents:
7813
diff
changeset
|
2606 |
ab443e80d9e4
Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents:
7813
diff
changeset
|
2607 if (n < f->length) { |
7838 | 2608 ngx_log_error(NGX_LOG_INFO, c->log, 0, |
2609 "quic no space in stream buffer"); | |
7814
ab443e80d9e4
Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents:
7813
diff
changeset
|
2610 return NGX_ERROR; |
ab443e80d9e4
Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents:
7813
diff
changeset
|
2611 } |
ab443e80d9e4
Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents:
7813
diff
changeset
|
2612 |
ab443e80d9e4
Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents:
7813
diff
changeset
|
2613 /* |
ab443e80d9e4
Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents:
7813
diff
changeset
|
2614 * TODO: check IDs are increasing ? create all lower-numbered? |
ab443e80d9e4
Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents:
7813
diff
changeset
|
2615 * |
ab443e80d9e4
Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents:
7813
diff
changeset
|
2616 * 2.1. Stream Types and Identifiers |
ab443e80d9e4
Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents:
7813
diff
changeset
|
2617 * |
ab443e80d9e4
Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents:
7813
diff
changeset
|
2618 * Within each type, streams are created with numerically increasing |
ab443e80d9e4
Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents:
7813
diff
changeset
|
2619 * stream IDs. A stream ID that is used out of order results in all |
ab443e80d9e4
Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents:
7813
diff
changeset
|
2620 * streams of that type with lower-numbered stream IDs also being |
ab443e80d9e4
Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents:
7813
diff
changeset
|
2621 * opened. |
ab443e80d9e4
Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents:
7813
diff
changeset
|
2622 */ |
ab443e80d9e4
Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents:
7813
diff
changeset
|
2623 sn = ngx_quic_create_stream(c, f->stream_id, n); |
7811
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
7810
diff
changeset
|
2624 if (sn == NULL) { |
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
7810
diff
changeset
|
2625 return NGX_ERROR; |
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
7810
diff
changeset
|
2626 } |
7814
ab443e80d9e4
Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents:
7813
diff
changeset
|
2627 |
ab443e80d9e4
Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents:
7813
diff
changeset
|
2628 rev = sn->c->read; |
ab443e80d9e4
Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents:
7813
diff
changeset
|
2629 |
ab443e80d9e4
Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents:
7813
diff
changeset
|
2630 if (f->offset == 0) { |
ab443e80d9e4
Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents:
7813
diff
changeset
|
2631 |
ab443e80d9e4
Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents:
7813
diff
changeset
|
2632 b = sn->b; |
ab443e80d9e4
Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents:
7813
diff
changeset
|
2633 b->last = ngx_cpymem(b->last, f->data, f->length); |
ab443e80d9e4
Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents:
7813
diff
changeset
|
2634 |
ab443e80d9e4
Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents:
7813
diff
changeset
|
2635 sn->fs.received += f->length; |
ab443e80d9e4
Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents:
7813
diff
changeset
|
2636 |
ab443e80d9e4
Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents:
7813
diff
changeset
|
2637 rev->ready = 1; |
ab443e80d9e4
Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents:
7813
diff
changeset
|
2638 |
ab443e80d9e4
Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents:
7813
diff
changeset
|
2639 if (f->fin) { |
ab443e80d9e4
Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents:
7813
diff
changeset
|
2640 rev->pending_eof = 1; |
ab443e80d9e4
Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents:
7813
diff
changeset
|
2641 } |
ab443e80d9e4
Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents:
7813
diff
changeset
|
2642 |
ab443e80d9e4
Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents:
7813
diff
changeset
|
2643 } else { |
ab443e80d9e4
Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents:
7813
diff
changeset
|
2644 rev->ready = 0; |
ab443e80d9e4
Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents:
7813
diff
changeset
|
2645 } |
ab443e80d9e4
Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents:
7813
diff
changeset
|
2646 |
ab443e80d9e4
Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents:
7813
diff
changeset
|
2647 if ((f->stream_id & NGX_QUIC_STREAM_UNIDIRECTIONAL) == 0) { |
ab443e80d9e4
Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents:
7813
diff
changeset
|
2648 ngx_quic_handle_max_streams(c); |
ab443e80d9e4
Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents:
7813
diff
changeset
|
2649 } |
ab443e80d9e4
Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents:
7813
diff
changeset
|
2650 |
ab443e80d9e4
Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents:
7813
diff
changeset
|
2651 qc->streams.handler(sn->c); |
ab443e80d9e4
Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents:
7813
diff
changeset
|
2652 |
ab443e80d9e4
Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents:
7813
diff
changeset
|
2653 if (f->offset == 0) { |
ab443e80d9e4
Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents:
7813
diff
changeset
|
2654 return NGX_OK; |
ab443e80d9e4
Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents:
7813
diff
changeset
|
2655 } |
ab443e80d9e4
Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents:
7813
diff
changeset
|
2656 |
ab443e80d9e4
Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents:
7813
diff
changeset
|
2657 /* out-of-order stream: proceed to buffering */ |
7811
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
7810
diff
changeset
|
2658 } |
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
7810
diff
changeset
|
2659 |
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
7810
diff
changeset
|
2660 fs = &sn->fs; |
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
7810
diff
changeset
|
2661 |
7855
81a4f98a2556
Cleaned up reordering code.
Vladimir Homutov <vl@nginx.com>
parents:
7854
diff
changeset
|
2662 return ngx_quic_handle_ordered_frame(c, fs, frame, ngx_quic_stream_input, |
81a4f98a2556
Cleaned up reordering code.
Vladimir Homutov <vl@nginx.com>
parents:
7854
diff
changeset
|
2663 sn); |
7811
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
7810
diff
changeset
|
2664 } |
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
7810
diff
changeset
|
2665 |
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
7810
diff
changeset
|
2666 |
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
7810
diff
changeset
|
2667 static ngx_int_t |
7855
81a4f98a2556
Cleaned up reordering code.
Vladimir Homutov <vl@nginx.com>
parents:
7854
diff
changeset
|
2668 ngx_quic_stream_input(ngx_connection_t *c, ngx_quic_frame_t *frame, void *data) |
7811
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
7810
diff
changeset
|
2669 { |
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
7810
diff
changeset
|
2670 ngx_buf_t *b; |
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
7810
diff
changeset
|
2671 ngx_event_t *rev; |
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
7810
diff
changeset
|
2672 ngx_quic_stream_t *sn; |
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
7810
diff
changeset
|
2673 ngx_quic_connection_t *qc; |
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
7810
diff
changeset
|
2674 ngx_quic_stream_frame_t *f; |
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
7810
diff
changeset
|
2675 |
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
7810
diff
changeset
|
2676 qc = c->quic; |
7855
81a4f98a2556
Cleaned up reordering code.
Vladimir Homutov <vl@nginx.com>
parents:
7854
diff
changeset
|
2677 sn = data; |
7811
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
7810
diff
changeset
|
2678 |
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
7810
diff
changeset
|
2679 f = &frame->u.stream; |
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
7810
diff
changeset
|
2680 |
7836 | 2681 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, c->log, 0, "quic existing stream"); |
7691 | 2682 |
2683 b = sn->b; | |
7814
ab443e80d9e4
Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents:
7813
diff
changeset
|
2684 |
ab443e80d9e4
Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents:
7813
diff
changeset
|
2685 if ((size_t) ((b->pos - b->start) + (b->end - b->last)) < f->length) { |
7838 | 2686 ngx_log_error(NGX_LOG_INFO, c->log, 0, |
2687 "quic no space in stream buffer"); | |
7814
ab443e80d9e4
Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents:
7813
diff
changeset
|
2688 return NGX_ERROR; |
ab443e80d9e4
Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents:
7813
diff
changeset
|
2689 } |
ab443e80d9e4
Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents:
7813
diff
changeset
|
2690 |
ab443e80d9e4
Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents:
7813
diff
changeset
|
2691 if ((size_t) (b->end - b->last) < f->length) { |
ab443e80d9e4
Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents:
7813
diff
changeset
|
2692 b->last = ngx_movemem(b->start, b->pos, b->last - b->pos); |
ab443e80d9e4
Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents:
7813
diff
changeset
|
2693 b->pos = b->start; |
ab443e80d9e4
Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents:
7813
diff
changeset
|
2694 } |
ab443e80d9e4
Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents:
7813
diff
changeset
|
2695 |
7748
4cf00c14f11a
Safe QUIC stream creation.
Roman Arutyunyan <arut@nginx.com>
parents:
7747
diff
changeset
|
2696 b->last = ngx_cpymem(b->last, f->data, f->length); |
7691 | 2697 |
7760
32db41d603cd
Fixed handling QUIC stream eof.
Roman Arutyunyan <arut@nginx.com>
parents:
7759
diff
changeset
|
2698 rev = sn->c->read; |
32db41d603cd
Fixed handling QUIC stream eof.
Roman Arutyunyan <arut@nginx.com>
parents:
7759
diff
changeset
|
2699 rev->ready = 1; |
32db41d603cd
Fixed handling QUIC stream eof.
Roman Arutyunyan <arut@nginx.com>
parents:
7759
diff
changeset
|
2700 |
32db41d603cd
Fixed handling QUIC stream eof.
Roman Arutyunyan <arut@nginx.com>
parents:
7759
diff
changeset
|
2701 if (f->fin) { |
32db41d603cd
Fixed handling QUIC stream eof.
Roman Arutyunyan <arut@nginx.com>
parents:
7759
diff
changeset
|
2702 rev->pending_eof = 1; |
32db41d603cd
Fixed handling QUIC stream eof.
Roman Arutyunyan <arut@nginx.com>
parents:
7759
diff
changeset
|
2703 } |
7691 | 2704 |
7814
ab443e80d9e4
Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents:
7813
diff
changeset
|
2705 if (rev->active) { |
ab443e80d9e4
Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents:
7813
diff
changeset
|
2706 rev->handler(rev); |
7780
de8981bf2dd5
Advertizing MAX_STREAMS (0x12) credit in advance.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7778
diff
changeset
|
2707 } |
de8981bf2dd5
Advertizing MAX_STREAMS (0x12) credit in advance.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7778
diff
changeset
|
2708 |
7814
ab443e80d9e4
Create new stream immediately on receiving new stream id.
Vladimir Homutov <vl@nginx.com>
parents:
7813
diff
changeset
|
2709 /* check if stream was destroyed by handler */ |
7811
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
7810
diff
changeset
|
2710 if (ngx_quic_find_stream(&qc->streams.tree, f->stream_id) == NULL) { |
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
7810
diff
changeset
|
2711 return NGX_DONE; |
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
7810
diff
changeset
|
2712 } |
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
7810
diff
changeset
|
2713 |
7691 | 2714 return NGX_OK; |
2715 } | |
2716 | |
2717 | |
7711
a14afe21e692
Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents:
7707
diff
changeset
|
2718 static ngx_int_t |
7780
de8981bf2dd5
Advertizing MAX_STREAMS (0x12) credit in advance.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7778
diff
changeset
|
2719 ngx_quic_handle_max_streams(ngx_connection_t *c) |
de8981bf2dd5
Advertizing MAX_STREAMS (0x12) credit in advance.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7778
diff
changeset
|
2720 { |
de8981bf2dd5
Advertizing MAX_STREAMS (0x12) credit in advance.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7778
diff
changeset
|
2721 ngx_quic_frame_t *frame; |
de8981bf2dd5
Advertizing MAX_STREAMS (0x12) credit in advance.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7778
diff
changeset
|
2722 ngx_quic_connection_t *qc; |
de8981bf2dd5
Advertizing MAX_STREAMS (0x12) credit in advance.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7778
diff
changeset
|
2723 |
de8981bf2dd5
Advertizing MAX_STREAMS (0x12) credit in advance.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7778
diff
changeset
|
2724 qc = c->quic; |
de8981bf2dd5
Advertizing MAX_STREAMS (0x12) credit in advance.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7778
diff
changeset
|
2725 qc->cur_streams++; |
de8981bf2dd5
Advertizing MAX_STREAMS (0x12) credit in advance.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7778
diff
changeset
|
2726 |
de8981bf2dd5
Advertizing MAX_STREAMS (0x12) credit in advance.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7778
diff
changeset
|
2727 if (qc->cur_streams + NGX_QUIC_STREAMS_INC / 2 < qc->max_streams) { |
de8981bf2dd5
Advertizing MAX_STREAMS (0x12) credit in advance.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7778
diff
changeset
|
2728 return NGX_OK; |
de8981bf2dd5
Advertizing MAX_STREAMS (0x12) credit in advance.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7778
diff
changeset
|
2729 } |
de8981bf2dd5
Advertizing MAX_STREAMS (0x12) credit in advance.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7778
diff
changeset
|
2730 |
de8981bf2dd5
Advertizing MAX_STREAMS (0x12) credit in advance.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7778
diff
changeset
|
2731 frame = ngx_quic_alloc_frame(c, 0); |
de8981bf2dd5
Advertizing MAX_STREAMS (0x12) credit in advance.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7778
diff
changeset
|
2732 if (frame == NULL) { |
de8981bf2dd5
Advertizing MAX_STREAMS (0x12) credit in advance.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7778
diff
changeset
|
2733 return NGX_ERROR; |
de8981bf2dd5
Advertizing MAX_STREAMS (0x12) credit in advance.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7778
diff
changeset
|
2734 } |
de8981bf2dd5
Advertizing MAX_STREAMS (0x12) credit in advance.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7778
diff
changeset
|
2735 |
de8981bf2dd5
Advertizing MAX_STREAMS (0x12) credit in advance.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7778
diff
changeset
|
2736 qc->max_streams = ngx_max(qc->max_streams + NGX_QUIC_STREAMS_INC, |
de8981bf2dd5
Advertizing MAX_STREAMS (0x12) credit in advance.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7778
diff
changeset
|
2737 NGX_QUIC_STREAMS_LIMIT); |
de8981bf2dd5
Advertizing MAX_STREAMS (0x12) credit in advance.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7778
diff
changeset
|
2738 |
de8981bf2dd5
Advertizing MAX_STREAMS (0x12) credit in advance.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7778
diff
changeset
|
2739 frame->level = ssl_encryption_application; |
de8981bf2dd5
Advertizing MAX_STREAMS (0x12) credit in advance.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7778
diff
changeset
|
2740 frame->type = NGX_QUIC_FT_MAX_STREAMS; |
de8981bf2dd5
Advertizing MAX_STREAMS (0x12) credit in advance.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7778
diff
changeset
|
2741 frame->u.max_streams.limit = qc->max_streams; |
de8981bf2dd5
Advertizing MAX_STREAMS (0x12) credit in advance.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7778
diff
changeset
|
2742 frame->u.max_streams.bidi = 1; |
de8981bf2dd5
Advertizing MAX_STREAMS (0x12) credit in advance.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7778
diff
changeset
|
2743 |
de8981bf2dd5
Advertizing MAX_STREAMS (0x12) credit in advance.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7778
diff
changeset
|
2744 ngx_sprintf(frame->info, "MAX_STREAMS limit:%d bidi:%d level=%d", |
de8981bf2dd5
Advertizing MAX_STREAMS (0x12) credit in advance.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7778
diff
changeset
|
2745 (int) frame->u.max_streams.limit, |
de8981bf2dd5
Advertizing MAX_STREAMS (0x12) credit in advance.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7778
diff
changeset
|
2746 (int) frame->u.max_streams.bidi, |
de8981bf2dd5
Advertizing MAX_STREAMS (0x12) credit in advance.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7778
diff
changeset
|
2747 frame->level); |
de8981bf2dd5
Advertizing MAX_STREAMS (0x12) credit in advance.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7778
diff
changeset
|
2748 |
de8981bf2dd5
Advertizing MAX_STREAMS (0x12) credit in advance.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7778
diff
changeset
|
2749 ngx_quic_queue_frame(qc, frame); |
de8981bf2dd5
Advertizing MAX_STREAMS (0x12) credit in advance.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7778
diff
changeset
|
2750 |
de8981bf2dd5
Advertizing MAX_STREAMS (0x12) credit in advance.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7778
diff
changeset
|
2751 return NGX_OK; |
de8981bf2dd5
Advertizing MAX_STREAMS (0x12) credit in advance.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7778
diff
changeset
|
2752 } |
de8981bf2dd5
Advertizing MAX_STREAMS (0x12) credit in advance.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7778
diff
changeset
|
2753 |
de8981bf2dd5
Advertizing MAX_STREAMS (0x12) credit in advance.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7778
diff
changeset
|
2754 |
de8981bf2dd5
Advertizing MAX_STREAMS (0x12) credit in advance.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7778
diff
changeset
|
2755 static ngx_int_t |
7842
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
2756 ngx_quic_handle_max_data_frame(ngx_connection_t *c, |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
2757 ngx_quic_max_data_frame_t *f) |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
2758 { |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
2759 ngx_event_t *wev; |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
2760 ngx_rbtree_t *tree; |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
2761 ngx_rbtree_node_t *node; |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
2762 ngx_quic_stream_t *qs; |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
2763 ngx_quic_connection_t *qc; |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
2764 |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
2765 qc = c->quic; |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
2766 tree = &qc->streams.tree; |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
2767 |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
2768 if (f->max_data <= qc->streams.send_max_data) { |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
2769 return NGX_OK; |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
2770 } |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
2771 |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
2772 if (qc->streams.sent >= qc->streams.send_max_data) { |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
2773 |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
2774 for (node = ngx_rbtree_min(tree->root, tree->sentinel); |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
2775 node; |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
2776 node = ngx_rbtree_next(tree, node)) |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
2777 { |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
2778 qs = (ngx_quic_stream_t *) node; |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
2779 wev = qs->c->write; |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
2780 |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
2781 if (wev->active) { |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
2782 wev->ready = 1; |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
2783 ngx_post_event(wev, &ngx_posted_events); |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
2784 } |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
2785 } |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
2786 } |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
2787 |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
2788 qc->streams.send_max_data = f->max_data; |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
2789 |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
2790 return NGX_OK; |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
2791 } |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
2792 |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
2793 |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
2794 static ngx_int_t |
7711
a14afe21e692
Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents:
7707
diff
changeset
|
2795 ngx_quic_handle_streams_blocked_frame(ngx_connection_t *c, |
a14afe21e692
Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents:
7707
diff
changeset
|
2796 ngx_quic_header_t *pkt, ngx_quic_streams_blocked_frame_t *f) |
a14afe21e692
Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents:
7707
diff
changeset
|
2797 { |
a14afe21e692
Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents:
7707
diff
changeset
|
2798 ngx_quic_frame_t *frame; |
a14afe21e692
Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents:
7707
diff
changeset
|
2799 |
7752 | 2800 frame = ngx_quic_alloc_frame(c, 0); |
7711
a14afe21e692
Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents:
7707
diff
changeset
|
2801 if (frame == NULL) { |
a14afe21e692
Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents:
7707
diff
changeset
|
2802 return NGX_ERROR; |
a14afe21e692
Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents:
7707
diff
changeset
|
2803 } |
a14afe21e692
Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents:
7707
diff
changeset
|
2804 |
a14afe21e692
Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents:
7707
diff
changeset
|
2805 frame->level = pkt->level; |
a14afe21e692
Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents:
7707
diff
changeset
|
2806 frame->type = NGX_QUIC_FT_MAX_STREAMS; |
7780
de8981bf2dd5
Advertizing MAX_STREAMS (0x12) credit in advance.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7778
diff
changeset
|
2807 frame->u.max_streams.limit = ngx_max(f->limit * 2, NGX_QUIC_STREAMS_LIMIT); |
7711
a14afe21e692
Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents:
7707
diff
changeset
|
2808 frame->u.max_streams.bidi = f->bidi; |
a14afe21e692
Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents:
7707
diff
changeset
|
2809 |
7780
de8981bf2dd5
Advertizing MAX_STREAMS (0x12) credit in advance.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7778
diff
changeset
|
2810 c->quic->max_streams = frame->u.max_streams.limit; |
de8981bf2dd5
Advertizing MAX_STREAMS (0x12) credit in advance.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7778
diff
changeset
|
2811 |
7711
a14afe21e692
Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents:
7707
diff
changeset
|
2812 ngx_sprintf(frame->info, "MAX_STREAMS limit:%d bidi:%d level=%d", |
a14afe21e692
Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents:
7707
diff
changeset
|
2813 (int) frame->u.max_streams.limit, |
a14afe21e692
Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents:
7707
diff
changeset
|
2814 (int) frame->u.max_streams.bidi, |
a14afe21e692
Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents:
7707
diff
changeset
|
2815 frame->level); |
a14afe21e692
Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents:
7707
diff
changeset
|
2816 |
a14afe21e692
Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents:
7707
diff
changeset
|
2817 ngx_quic_queue_frame(c->quic, frame); |
a14afe21e692
Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents:
7707
diff
changeset
|
2818 |
a14afe21e692
Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents:
7707
diff
changeset
|
2819 return NGX_OK; |
a14afe21e692
Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents:
7707
diff
changeset
|
2820 } |
a14afe21e692
Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents:
7707
diff
changeset
|
2821 |
a14afe21e692
Double MAX_STREAMS on STREAMS_BLOCKED.
Roman Arutyunyan <arut@nginx.com>
parents:
7707
diff
changeset
|
2822 |
7732
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
7731
diff
changeset
|
2823 static ngx_int_t |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
7731
diff
changeset
|
2824 ngx_quic_handle_stream_data_blocked_frame(ngx_connection_t *c, |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
7731
diff
changeset
|
2825 ngx_quic_header_t *pkt, ngx_quic_stream_data_blocked_frame_t *f) |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
7731
diff
changeset
|
2826 { |
7746
b364af7f9f3f
Removed ngx_quic_stream_node_t.
Roman Arutyunyan <arut@nginx.com>
parents:
7745
diff
changeset
|
2827 size_t n; |
b364af7f9f3f
Removed ngx_quic_stream_node_t.
Roman Arutyunyan <arut@nginx.com>
parents:
7745
diff
changeset
|
2828 ngx_buf_t *b; |
b364af7f9f3f
Removed ngx_quic_stream_node_t.
Roman Arutyunyan <arut@nginx.com>
parents:
7745
diff
changeset
|
2829 ngx_quic_frame_t *frame; |
b364af7f9f3f
Removed ngx_quic_stream_node_t.
Roman Arutyunyan <arut@nginx.com>
parents:
7745
diff
changeset
|
2830 ngx_quic_stream_t *sn; |
b364af7f9f3f
Removed ngx_quic_stream_node_t.
Roman Arutyunyan <arut@nginx.com>
parents:
7745
diff
changeset
|
2831 ngx_quic_connection_t *qc; |
7732
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
7731
diff
changeset
|
2832 |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
7731
diff
changeset
|
2833 qc = c->quic; |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
7731
diff
changeset
|
2834 sn = ngx_quic_find_stream(&qc->streams.tree, f->id); |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
7731
diff
changeset
|
2835 |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
7731
diff
changeset
|
2836 if (sn == NULL) { |
7838 | 2837 ngx_log_error(NGX_LOG_INFO, c->log, 0, |
2838 "quic unknown stream id:%uL", f->id); | |
7732
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
7731
diff
changeset
|
2839 return NGX_ERROR; |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
7731
diff
changeset
|
2840 } |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
7731
diff
changeset
|
2841 |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
7731
diff
changeset
|
2842 b = sn->b; |
7815
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
7814
diff
changeset
|
2843 n = sn->fs.received + (b->pos - b->start) + (b->end - b->last); |
7732
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
7731
diff
changeset
|
2844 |
7752 | 2845 frame = ngx_quic_alloc_frame(c, 0); |
7732
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
7731
diff
changeset
|
2846 if (frame == NULL) { |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
7731
diff
changeset
|
2847 return NGX_ERROR; |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
7731
diff
changeset
|
2848 } |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
7731
diff
changeset
|
2849 |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
7731
diff
changeset
|
2850 frame->level = pkt->level; |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
7731
diff
changeset
|
2851 frame->type = NGX_QUIC_FT_MAX_STREAM_DATA; |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
7731
diff
changeset
|
2852 frame->u.max_stream_data.id = f->id; |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
7731
diff
changeset
|
2853 frame->u.max_stream_data.limit = n; |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
7731
diff
changeset
|
2854 |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
7731
diff
changeset
|
2855 ngx_sprintf(frame->info, "MAX_STREAM_DATA id:%d limit:%d level=%d", |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
7731
diff
changeset
|
2856 (int) frame->u.max_stream_data.id, |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
7731
diff
changeset
|
2857 (int) frame->u.max_stream_data.limit, |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
7731
diff
changeset
|
2858 frame->level); |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
7731
diff
changeset
|
2859 |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
7731
diff
changeset
|
2860 ngx_quic_queue_frame(c->quic, frame); |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
7731
diff
changeset
|
2861 |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
7731
diff
changeset
|
2862 return NGX_OK; |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
7731
diff
changeset
|
2863 } |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
7731
diff
changeset
|
2864 |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
7731
diff
changeset
|
2865 |
7842
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
2866 static ngx_int_t |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
2867 ngx_quic_handle_max_stream_data_frame(ngx_connection_t *c, |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
2868 ngx_quic_header_t *pkt, ngx_quic_max_stream_data_frame_t *f) |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
2869 { |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
2870 uint64_t sent; |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
2871 ngx_event_t *wev; |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
2872 ngx_quic_stream_t *sn; |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
2873 ngx_quic_connection_t *qc; |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
2874 |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
2875 qc = c->quic; |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
2876 sn = ngx_quic_find_stream(&qc->streams.tree, f->id); |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
2877 |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
2878 if (sn == NULL) { |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
2879 ngx_log_error(NGX_LOG_INFO, c->log, 0, "unknown stream id:%uL", f->id); |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
2880 return NGX_ERROR; |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
2881 } |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
2882 |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
2883 if (f->limit <= sn->send_max_data) { |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
2884 return NGX_OK; |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
2885 } |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
2886 |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
2887 sent = sn->c->sent; |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
2888 |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
2889 if (sent >= sn->send_max_data) { |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
2890 wev = sn->c->write; |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
2891 |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
2892 if (wev->active) { |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
2893 wev->ready = 1; |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
2894 ngx_post_event(wev, &ngx_posted_events); |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
2895 } |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
2896 } |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
2897 |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
2898 sn->send_max_data = f->limit; |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
2899 |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
2900 return NGX_OK; |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
2901 } |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
2902 |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
2903 |
7691 | 2904 static void |
2905 ngx_quic_queue_frame(ngx_quic_connection_t *qc, ngx_quic_frame_t *frame) | |
2906 { | |
7808
bda817d16cc2
Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents:
7794
diff
changeset
|
2907 ngx_quic_send_ctx_t *ctx; |
bda817d16cc2
Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents:
7794
diff
changeset
|
2908 |
bda817d16cc2
Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents:
7794
diff
changeset
|
2909 ctx = ngx_quic_get_send_ctx(qc, frame->level); |
bda817d16cc2
Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents:
7794
diff
changeset
|
2910 |
bda817d16cc2
Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents:
7794
diff
changeset
|
2911 ngx_queue_insert_tail(&ctx->frames, &frame->queue); |
7775 | 2912 |
2913 /* TODO: check PUSH flag on stream and call output */ | |
2914 | |
2915 if (!qc->push.timer_set && !qc->closing) { | |
2916 ngx_add_timer(&qc->push, qc->tp.max_ack_delay); | |
2917 } | |
7691 | 2918 } |
2919 | |
2920 | |
2921 static ngx_int_t | |
2922 ngx_quic_output(ngx_connection_t *c) | |
2923 { | |
7774
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
2924 ngx_uint_t i; |
7691 | 2925 ngx_quic_connection_t *qc; |
2926 | |
7741 | 2927 c->log->action = "sending frames"; |
2928 | |
7774
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
2929 qc = c->quic; |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
2930 |
7808
bda817d16cc2
Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents:
7794
diff
changeset
|
2931 for (i = 0; i < NGX_QUIC_SEND_CTX_LAST; i++) { |
7809
6ad871b63422
Cleaned up magic numbers in ngx_quic_output_frames().
Vladimir Homutov <vl@nginx.com>
parents:
7808
diff
changeset
|
2932 if (ngx_quic_output_frames(c, &qc->send_ctx[i]) != NGX_OK) { |
7691 | 2933 return NGX_ERROR; |
2934 } | |
7774
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
2935 } |
7691 | 2936 |
7788
d9bc33166361
Do not set timers after the connection is closed.
Vladimir Homutov <vl@nginx.com>
parents:
7787
diff
changeset
|
2937 if (!qc->send_timer_set && !qc->closing) { |
7737
8e54a17dabee
Respect QUIC max_idle_timeout.
Roman Arutyunyan <arut@nginx.com>
parents:
7736
diff
changeset
|
2938 qc->send_timer_set = 1; |
8e54a17dabee
Respect QUIC max_idle_timeout.
Roman Arutyunyan <arut@nginx.com>
parents:
7736
diff
changeset
|
2939 ngx_add_timer(c->read, qc->tp.max_idle_timeout); |
8e54a17dabee
Respect QUIC max_idle_timeout.
Roman Arutyunyan <arut@nginx.com>
parents:
7736
diff
changeset
|
2940 } |
8e54a17dabee
Respect QUIC max_idle_timeout.
Roman Arutyunyan <arut@nginx.com>
parents:
7736
diff
changeset
|
2941 |
7846
bddf704d62c1
Renamed retransmit event object in preparation for retry support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7845
diff
changeset
|
2942 if (!qc->retransmit.timer_set && !qc->closing) { |
bddf704d62c1
Renamed retransmit event object in preparation for retry support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7845
diff
changeset
|
2943 ngx_add_timer(&qc->retransmit, qc->tp.max_ack_delay); |
7774
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
2944 } |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
2945 |
7691 | 2946 return NGX_OK; |
2947 } | |
2948 | |
2949 | |
7774
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
2950 static ngx_int_t |
7809
6ad871b63422
Cleaned up magic numbers in ngx_quic_output_frames().
Vladimir Homutov <vl@nginx.com>
parents:
7808
diff
changeset
|
2951 ngx_quic_output_frames(ngx_connection_t *c, ngx_quic_send_ctx_t *ctx) |
7774
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
2952 { |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
2953 size_t len, hlen, n; |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
2954 ngx_int_t rc; |
7841
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
2955 ngx_uint_t need_ack; |
7774
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
2956 ngx_queue_t *q, range; |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
2957 ngx_quic_frame_t *f; |
7841
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
2958 ngx_quic_congestion_t *cg; |
7774
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
2959 ngx_quic_connection_t *qc; |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
2960 |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
2961 qc = c->quic; |
7841
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
2962 cg = &qc->congestion; |
7774
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
2963 |
7808
bda817d16cc2
Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents:
7794
diff
changeset
|
2964 if (ngx_queue_empty(&ctx->frames)) { |
7774
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
2965 return NGX_OK; |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
2966 } |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
2967 |
7809
6ad871b63422
Cleaned up magic numbers in ngx_quic_output_frames().
Vladimir Homutov <vl@nginx.com>
parents:
7808
diff
changeset
|
2968 q = ngx_queue_head(&ctx->frames); |
6ad871b63422
Cleaned up magic numbers in ngx_quic_output_frames().
Vladimir Homutov <vl@nginx.com>
parents:
7808
diff
changeset
|
2969 f = ngx_queue_data(q, ngx_quic_frame_t, queue); |
6ad871b63422
Cleaned up magic numbers in ngx_quic_output_frames().
Vladimir Homutov <vl@nginx.com>
parents:
7808
diff
changeset
|
2970 |
6ad871b63422
Cleaned up magic numbers in ngx_quic_output_frames().
Vladimir Homutov <vl@nginx.com>
parents:
7808
diff
changeset
|
2971 /* all frames in same send_ctx share same level */ |
6ad871b63422
Cleaned up magic numbers in ngx_quic_output_frames().
Vladimir Homutov <vl@nginx.com>
parents:
7808
diff
changeset
|
2972 hlen = (f->level == ssl_encryption_application) ? NGX_QUIC_MAX_SHORT_HEADER |
6ad871b63422
Cleaned up magic numbers in ngx_quic_output_frames().
Vladimir Homutov <vl@nginx.com>
parents:
7808
diff
changeset
|
2973 : NGX_QUIC_MAX_LONG_HEADER; |
7774
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
2974 hlen += EVP_GCM_TLS_TAG_LEN; |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
2975 |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
2976 do { |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
2977 len = 0; |
7841
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
2978 need_ack = 0; |
7774
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
2979 ngx_queue_init(&range); |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
2980 |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
2981 do { |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
2982 /* process group of frames that fits into packet */ |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
2983 f = ngx_queue_data(q, ngx_quic_frame_t, queue); |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
2984 |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
2985 n = ngx_quic_create_frame(NULL, f); |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
2986 |
7910
125cbfa77013
Renamed max_packet_size to max_udp_payload_size, from draft-28.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7908
diff
changeset
|
2987 if (len && hlen + len + n > qc->ctp.max_udp_payload_size) { |
7774
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
2988 break; |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
2989 } |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
2990 |
7841
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
2991 if (f->need_ack) { |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
2992 need_ack = 1; |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
2993 } |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
2994 |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
2995 if (need_ack && cg->in_flight + len + n > cg->window) { |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
2996 break; |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
2997 } |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
2998 |
7774
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
2999 q = ngx_queue_next(q); |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3000 |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3001 f->first = ngx_current_msec; |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3002 |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3003 ngx_queue_remove(&f->queue); |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3004 ngx_queue_insert_tail(&range, &f->queue); |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3005 |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3006 len += n; |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3007 |
7808
bda817d16cc2
Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents:
7794
diff
changeset
|
3008 } while (q != ngx_queue_sentinel(&ctx->frames)); |
7774
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3009 |
7841
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
3010 if (ngx_queue_empty(&range)) { |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
3011 break; |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
3012 } |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
3013 |
7774
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3014 rc = ngx_quic_send_frames(c, &range); |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3015 |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3016 if (rc == NGX_OK) { |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3017 /* |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3018 * frames are moved into the sent queue |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3019 * to wait for ack/be retransmitted |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3020 */ |
7832
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
3021 if (qc->closing) { |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
3022 /* if we are closing, any ack will be discarded */ |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
3023 ngx_quic_free_frames(c, &range); |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
3024 |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
3025 } else { |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
3026 ngx_queue_add(&ctx->sent, &range); |
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
3027 } |
7774
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3028 |
7841
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
3029 cg->in_flight += len; |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
3030 |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
3031 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0, |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
3032 "quic congestion send if:%uz", cg->in_flight); |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
3033 |
7774
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3034 } else if (rc == NGX_DONE) { |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3035 |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3036 /* no ack is expected for this frames, can free them */ |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3037 ngx_quic_free_frames(c, &range); |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3038 |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3039 } else { |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3040 return NGX_ERROR; |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3041 } |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3042 |
7808
bda817d16cc2
Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents:
7794
diff
changeset
|
3043 } while (q != ngx_queue_sentinel(&ctx->frames)); |
7774
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3044 |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3045 return NGX_OK; |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3046 } |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3047 |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3048 |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3049 static void |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3050 ngx_quic_free_frames(ngx_connection_t *c, ngx_queue_t *frames) |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3051 { |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3052 ngx_queue_t *q; |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3053 ngx_quic_frame_t *f; |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3054 |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3055 do { |
7811
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
7810
diff
changeset
|
3056 q = ngx_queue_head(frames); |
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
7810
diff
changeset
|
3057 |
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
7810
diff
changeset
|
3058 if (q == ngx_queue_sentinel(frames)) { |
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
7810
diff
changeset
|
3059 break; |
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
7810
diff
changeset
|
3060 } |
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
7810
diff
changeset
|
3061 |
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
7810
diff
changeset
|
3062 ngx_queue_remove(q); |
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
7810
diff
changeset
|
3063 |
7774
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3064 f = ngx_queue_data(q, ngx_quic_frame_t, queue); |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3065 |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3066 ngx_quic_free_frame(c, f); |
7811
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
7810
diff
changeset
|
3067 } while (1); |
7774
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3068 } |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3069 |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3070 |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3071 static ngx_int_t |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3072 ngx_quic_send_frames(ngx_connection_t *c, ngx_queue_t *frames) |
7691 | 3073 { |
7755
949b95e4d504
Merged ngx_quic_send_packet() into ngx_quic_send_frames().
Vladimir Homutov <vl@nginx.com>
parents:
7754
diff
changeset
|
3074 ssize_t len; |
949b95e4d504
Merged ngx_quic_send_packet() into ngx_quic_send_frames().
Vladimir Homutov <vl@nginx.com>
parents:
7754
diff
changeset
|
3075 u_char *p; |
7774
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3076 ngx_msec_t now; |
7755
949b95e4d504
Merged ngx_quic_send_packet() into ngx_quic_send_frames().
Vladimir Homutov <vl@nginx.com>
parents:
7754
diff
changeset
|
3077 ngx_str_t out, res; |
7774
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3078 ngx_queue_t *q; |
7862
fb7422074258
Added generation of CC frames with error on connection termination.
Vladimir Homutov <vl@nginx.com>
parents:
7861
diff
changeset
|
3079 ngx_ssl_conn_t *ssl_conn; |
7774
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3080 ngx_quic_frame_t *f, *start; |
7755
949b95e4d504
Merged ngx_quic_send_packet() into ngx_quic_send_frames().
Vladimir Homutov <vl@nginx.com>
parents:
7754
diff
changeset
|
3081 ngx_quic_header_t pkt; |
7772
058a5af7ddfc
Refactored QUIC secrets storage.
Vladimir Homutov <vl@nginx.com>
parents:
7771
diff
changeset
|
3082 ngx_quic_secrets_t *keys; |
7808
bda817d16cc2
Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents:
7794
diff
changeset
|
3083 ngx_quic_send_ctx_t *ctx; |
7755
949b95e4d504
Merged ngx_quic_send_packet() into ngx_quic_send_frames().
Vladimir Homutov <vl@nginx.com>
parents:
7754
diff
changeset
|
3084 ngx_quic_connection_t *qc; |
949b95e4d504
Merged ngx_quic_send_packet() into ngx_quic_send_frames().
Vladimir Homutov <vl@nginx.com>
parents:
7754
diff
changeset
|
3085 static ngx_str_t initial_token = ngx_null_string; |
7910
125cbfa77013
Renamed max_packet_size to max_udp_payload_size, from draft-28.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7908
diff
changeset
|
3086 static u_char src[NGX_QUIC_MAX_UDP_PAYLOAD_SIZE]; |
125cbfa77013
Renamed max_packet_size to max_udp_payload_size, from draft-28.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7908
diff
changeset
|
3087 static u_char dst[NGX_QUIC_MAX_UDP_PAYLOAD_SIZE]; |
7691 | 3088 |
7836 | 3089 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, c->log, 0, |
3090 "quic ngx_quic_send_frames"); | |
7774
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3091 |
7862
fb7422074258
Added generation of CC frames with error on connection termination.
Vladimir Homutov <vl@nginx.com>
parents:
7861
diff
changeset
|
3092 ssl_conn = c->ssl ? c->ssl->connection : NULL; |
fb7422074258
Added generation of CC frames with error on connection termination.
Vladimir Homutov <vl@nginx.com>
parents:
7861
diff
changeset
|
3093 |
7774
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3094 q = ngx_queue_head(frames); |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3095 start = ngx_queue_data(q, ngx_quic_frame_t, queue); |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3096 |
7808
bda817d16cc2
Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents:
7794
diff
changeset
|
3097 ctx = ngx_quic_get_send_ctx(c->quic, start->level); |
7691 | 3098 |
7755
949b95e4d504
Merged ngx_quic_send_packet() into ngx_quic_send_frames().
Vladimir Homutov <vl@nginx.com>
parents:
7754
diff
changeset
|
3099 ngx_memzero(&pkt, sizeof(ngx_quic_header_t)); |
7691 | 3100 |
7841
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
3101 now = ngx_current_msec; |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
3102 |
7755
949b95e4d504
Merged ngx_quic_send_packet() into ngx_quic_send_frames().
Vladimir Homutov <vl@nginx.com>
parents:
7754
diff
changeset
|
3103 p = src; |
949b95e4d504
Merged ngx_quic_send_packet() into ngx_quic_send_frames().
Vladimir Homutov <vl@nginx.com>
parents:
7754
diff
changeset
|
3104 out.data = src; |
7691 | 3105 |
7774
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3106 for (q = ngx_queue_head(frames); |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3107 q != ngx_queue_sentinel(frames); |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3108 q = ngx_queue_next(q)) |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3109 { |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3110 f = ngx_queue_data(q, ngx_quic_frame_t, queue); |
7691 | 3111 |
7836 | 3112 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0, |
3113 "quic frame out: %s", f->info); | |
7691 | 3114 |
7774
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3115 len = ngx_quic_create_frame(p, f); |
7691 | 3116 if (len == -1) { |
3117 return NGX_ERROR; | |
3118 } | |
3119 | |
7778
053fa468b044
Fixed missing propagation of need_ack flag from frames to packet.
Vladimir Homutov <vl@nginx.com>
parents:
7777
diff
changeset
|
3120 if (f->need_ack) { |
053fa468b044
Fixed missing propagation of need_ack flag from frames to packet.
Vladimir Homutov <vl@nginx.com>
parents:
7777
diff
changeset
|
3121 pkt.need_ack = 1; |
053fa468b044
Fixed missing propagation of need_ack flag from frames to packet.
Vladimir Homutov <vl@nginx.com>
parents:
7777
diff
changeset
|
3122 } |
053fa468b044
Fixed missing propagation of need_ack flag from frames to packet.
Vladimir Homutov <vl@nginx.com>
parents:
7777
diff
changeset
|
3123 |
7691 | 3124 p += len; |
7808
bda817d16cc2
Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents:
7794
diff
changeset
|
3125 f->pnum = ctx->pnum; |
7841
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
3126 f->last = now; |
7774
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3127 } |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3128 |
7691 | 3129 out.len = p - out.data; |
3130 | |
7767
c9fbe9508e1f
QUIC packet padding to fulfil header protection sample demands.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7766
diff
changeset
|
3131 while (out.len < 4) { |
c9fbe9508e1f
QUIC packet padding to fulfil header protection sample demands.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7766
diff
changeset
|
3132 *p++ = NGX_QUIC_FT_PADDING; |
c9fbe9508e1f
QUIC packet padding to fulfil header protection sample demands.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7766
diff
changeset
|
3133 out.len++; |
c9fbe9508e1f
QUIC packet padding to fulfil header protection sample demands.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7766
diff
changeset
|
3134 } |
c9fbe9508e1f
QUIC packet padding to fulfil header protection sample demands.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7766
diff
changeset
|
3135 |
7755
949b95e4d504
Merged ngx_quic_send_packet() into ngx_quic_send_frames().
Vladimir Homutov <vl@nginx.com>
parents:
7754
diff
changeset
|
3136 qc = c->quic; |
7691 | 3137 |
7772
058a5af7ddfc
Refactored QUIC secrets storage.
Vladimir Homutov <vl@nginx.com>
parents:
7771
diff
changeset
|
3138 keys = &c->quic->keys[start->level]; |
058a5af7ddfc
Refactored QUIC secrets storage.
Vladimir Homutov <vl@nginx.com>
parents:
7771
diff
changeset
|
3139 |
058a5af7ddfc
Refactored QUIC secrets storage.
Vladimir Homutov <vl@nginx.com>
parents:
7771
diff
changeset
|
3140 pkt.secret = &keys->server; |
058a5af7ddfc
Refactored QUIC secrets storage.
Vladimir Homutov <vl@nginx.com>
parents:
7771
diff
changeset
|
3141 |
7847
262396242352
Reworked macros for parsing/assembling packet types.
Vladimir Homutov <vl@nginx.com>
parents:
7846
diff
changeset
|
3142 pkt.flags = NGX_QUIC_PKT_FIXED_BIT; |
262396242352
Reworked macros for parsing/assembling packet types.
Vladimir Homutov <vl@nginx.com>
parents:
7846
diff
changeset
|
3143 |
7755
949b95e4d504
Merged ngx_quic_send_packet() into ngx_quic_send_frames().
Vladimir Homutov <vl@nginx.com>
parents:
7754
diff
changeset
|
3144 if (start->level == ssl_encryption_initial) { |
7847
262396242352
Reworked macros for parsing/assembling packet types.
Vladimir Homutov <vl@nginx.com>
parents:
7846
diff
changeset
|
3145 pkt.flags |= NGX_QUIC_PKT_LONG | NGX_QUIC_PKT_INITIAL; |
7691 | 3146 pkt.token = initial_token; |
3147 | |
7755
949b95e4d504
Merged ngx_quic_send_packet() into ngx_quic_send_frames().
Vladimir Homutov <vl@nginx.com>
parents:
7754
diff
changeset
|
3148 } else if (start->level == ssl_encryption_handshake) { |
7847
262396242352
Reworked macros for parsing/assembling packet types.
Vladimir Homutov <vl@nginx.com>
parents:
7846
diff
changeset
|
3149 pkt.flags |= NGX_QUIC_PKT_LONG | NGX_QUIC_PKT_HANDSHAKE; |
7781
fdda518d10ba
Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents:
7780
diff
changeset
|
3150 |
fdda518d10ba
Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents:
7780
diff
changeset
|
3151 } else { |
7847
262396242352
Reworked macros for parsing/assembling packet types.
Vladimir Homutov <vl@nginx.com>
parents:
7846
diff
changeset
|
3152 if (c->quic->key_phase) { |
262396242352
Reworked macros for parsing/assembling packet types.
Vladimir Homutov <vl@nginx.com>
parents:
7846
diff
changeset
|
3153 pkt.flags |= NGX_QUIC_PKT_KPHASE; |
262396242352
Reworked macros for parsing/assembling packet types.
Vladimir Homutov <vl@nginx.com>
parents:
7846
diff
changeset
|
3154 } |
7691 | 3155 } |
3156 | |
7808
bda817d16cc2
Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents:
7794
diff
changeset
|
3157 ngx_quic_set_packet_number(&pkt, ctx); |
7781
fdda518d10ba
Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents:
7780
diff
changeset
|
3158 |
7755
949b95e4d504
Merged ngx_quic_send_packet() into ngx_quic_send_frames().
Vladimir Homutov <vl@nginx.com>
parents:
7754
diff
changeset
|
3159 pkt.log = c->log; |
949b95e4d504
Merged ngx_quic_send_packet() into ngx_quic_send_frames().
Vladimir Homutov <vl@nginx.com>
parents:
7754
diff
changeset
|
3160 pkt.level = start->level; |
7821
e0abe17a2878
Removed source/destination swap from the function creating header.
Vladimir Homutov <vl@nginx.com>
parents:
7820
diff
changeset
|
3161 pkt.dcid = qc->scid; |
e0abe17a2878
Removed source/destination swap from the function creating header.
Vladimir Homutov <vl@nginx.com>
parents:
7820
diff
changeset
|
3162 pkt.scid = qc->dcid; |
7755
949b95e4d504
Merged ngx_quic_send_packet() into ngx_quic_send_frames().
Vladimir Homutov <vl@nginx.com>
parents:
7754
diff
changeset
|
3163 pkt.payload = out; |
7751
f85749b60e58
Removed memory allocations from encryption code.
Vladimir Homutov <vl@nginx.com>
parents:
7750
diff
changeset
|
3164 |
7755
949b95e4d504
Merged ngx_quic_send_packet() into ngx_quic_send_frames().
Vladimir Homutov <vl@nginx.com>
parents:
7754
diff
changeset
|
3165 res.data = dst; |
7751
f85749b60e58
Removed memory allocations from encryption code.
Vladimir Homutov <vl@nginx.com>
parents:
7750
diff
changeset
|
3166 |
7836 | 3167 ngx_log_debug6(NGX_LOG_DEBUG_EVENT, c->log, 0, |
3168 "quic packet ready: %ui bytes at level %d" | |
3169 " need_ack: %d number: %L encoded %d:0x%xD", | |
3170 out.len, start->level, pkt.need_ack, pkt.number, | |
3171 pkt.num_len, pkt.trunc); | |
3172 | |
7862
fb7422074258
Added generation of CC frames with error on connection termination.
Vladimir Homutov <vl@nginx.com>
parents:
7861
diff
changeset
|
3173 if (ngx_quic_encrypt(&pkt, ssl_conn, &res) != NGX_OK) { |
7691 | 3174 return NGX_ERROR; |
3175 } | |
3176 | |
7836 | 3177 #ifdef NGX_QUIC_DEBUG_PACKETS |
7837
f175006124d0
Cleaned up hexdumps in debug output.
Vladimir Homutov <vl@nginx.com>
parents:
7836
diff
changeset
|
3178 ngx_quic_hexdump(c->log, "quic packet to send", res.data, res.len); |
7836 | 3179 #endif |
7691 | 3180 |
7774
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3181 len = c->send(c, res.data, res.len); |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3182 if (len == NGX_ERROR || (size_t) len != res.len) { |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3183 return NGX_ERROR; |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3184 } |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3185 |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3186 /* len == NGX_OK || NGX_AGAIN */ |
7808
bda817d16cc2
Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents:
7794
diff
changeset
|
3187 ctx->pnum++; |
7691 | 3188 |
7774
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3189 return pkt.need_ack ? NGX_OK : NGX_DONE; |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3190 } |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3191 |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3192 |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3193 static void |
7808
bda817d16cc2
Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents:
7794
diff
changeset
|
3194 ngx_quic_set_packet_number(ngx_quic_header_t *pkt, ngx_quic_send_ctx_t *ctx) |
7781
fdda518d10ba
Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents:
7780
diff
changeset
|
3195 { |
fdda518d10ba
Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents:
7780
diff
changeset
|
3196 uint64_t delta; |
fdda518d10ba
Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents:
7780
diff
changeset
|
3197 |
7808
bda817d16cc2
Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents:
7794
diff
changeset
|
3198 delta = ctx->pnum - ctx->largest_ack; |
bda817d16cc2
Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents:
7794
diff
changeset
|
3199 pkt->number = ctx->pnum; |
7781
fdda518d10ba
Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents:
7780
diff
changeset
|
3200 |
fdda518d10ba
Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents:
7780
diff
changeset
|
3201 if (delta <= 0x7F) { |
fdda518d10ba
Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents:
7780
diff
changeset
|
3202 pkt->num_len = 1; |
7808
bda817d16cc2
Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents:
7794
diff
changeset
|
3203 pkt->trunc = ctx->pnum & 0xff; |
7781
fdda518d10ba
Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents:
7780
diff
changeset
|
3204 |
fdda518d10ba
Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents:
7780
diff
changeset
|
3205 } else if (delta <= 0x7FFF) { |
fdda518d10ba
Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents:
7780
diff
changeset
|
3206 pkt->num_len = 2; |
fdda518d10ba
Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents:
7780
diff
changeset
|
3207 pkt->flags |= 0x1; |
7808
bda817d16cc2
Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents:
7794
diff
changeset
|
3208 pkt->trunc = ctx->pnum & 0xffff; |
7781
fdda518d10ba
Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents:
7780
diff
changeset
|
3209 |
fdda518d10ba
Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents:
7780
diff
changeset
|
3210 } else if (delta <= 0x7FFFFF) { |
fdda518d10ba
Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents:
7780
diff
changeset
|
3211 pkt->num_len = 3; |
fdda518d10ba
Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents:
7780
diff
changeset
|
3212 pkt->flags |= 0x2; |
7808
bda817d16cc2
Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents:
7794
diff
changeset
|
3213 pkt->trunc = ctx->pnum & 0xffffff; |
7781
fdda518d10ba
Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents:
7780
diff
changeset
|
3214 |
fdda518d10ba
Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents:
7780
diff
changeset
|
3215 } else { |
fdda518d10ba
Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents:
7780
diff
changeset
|
3216 pkt->num_len = 4; |
fdda518d10ba
Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents:
7780
diff
changeset
|
3217 pkt->flags |= 0x3; |
7808
bda817d16cc2
Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents:
7794
diff
changeset
|
3218 pkt->trunc = ctx->pnum & 0xffffffff; |
7781
fdda518d10ba
Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents:
7780
diff
changeset
|
3219 } |
fdda518d10ba
Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents:
7780
diff
changeset
|
3220 } |
fdda518d10ba
Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents:
7780
diff
changeset
|
3221 |
fdda518d10ba
Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents:
7780
diff
changeset
|
3222 |
fdda518d10ba
Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents:
7780
diff
changeset
|
3223 static void |
7774
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3224 ngx_quic_retransmit_handler(ngx_event_t *ev) |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3225 { |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3226 ngx_uint_t i; |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3227 ngx_msec_t wait, nswait; |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3228 ngx_connection_t *c; |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3229 ngx_quic_connection_t *qc; |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3230 |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3231 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, ev->log, 0, |
7836 | 3232 "quic retransmit timer"); |
7774
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3233 |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3234 c = ev->data; |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3235 qc = c->quic; |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3236 |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3237 wait = 0; |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3238 |
7808
bda817d16cc2
Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents:
7794
diff
changeset
|
3239 for (i = 0; i < NGX_QUIC_SEND_CTX_LAST; i++) { |
bda817d16cc2
Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents:
7794
diff
changeset
|
3240 if (ngx_quic_retransmit(c, &qc->send_ctx[i], &nswait) != NGX_OK) { |
7832
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
3241 ngx_quic_close_connection(c, NGX_ERROR); |
7774
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3242 return; |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3243 } |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3244 |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3245 if (i == 0) { |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3246 wait = nswait; |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3247 |
7869
5ffb21c5c93d
Fixed frame retransmissions.
Vladimir Homutov <vl@nginx.com>
parents:
7865
diff
changeset
|
3248 } else if (nswait > 0 && (wait == 0 || wait > nswait)) { |
7774
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3249 wait = nswait; |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3250 } |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3251 } |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3252 |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3253 if (wait > 0) { |
7846
bddf704d62c1
Renamed retransmit event object in preparation for retry support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7845
diff
changeset
|
3254 ngx_add_timer(&qc->retransmit, wait); |
7774
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3255 } |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3256 } |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3257 |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3258 |
7775 | 3259 static void |
3260 ngx_quic_push_handler(ngx_event_t *ev) | |
3261 { | |
7811
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
7810
diff
changeset
|
3262 ngx_connection_t *c; |
7775 | 3263 |
7836 | 3264 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, ev->log, 0, "quic push timer"); |
7775 | 3265 |
3266 c = ev->data; | |
3267 | |
3268 if (ngx_quic_output(c) != NGX_OK) { | |
7832
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
3269 ngx_quic_close_connection(c, NGX_ERROR); |
7775 | 3270 return; |
3271 } | |
3272 } | |
3273 | |
3274 | |
7774
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3275 static ngx_int_t |
7808
bda817d16cc2
Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents:
7794
diff
changeset
|
3276 ngx_quic_retransmit(ngx_connection_t *c, ngx_quic_send_ctx_t *ctx, |
7774
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3277 ngx_msec_t *waitp) |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3278 { |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3279 uint64_t pn; |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3280 ngx_msec_t now, wait; |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3281 ngx_queue_t *q, range; |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3282 ngx_quic_frame_t *f, *start; |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3283 ngx_quic_connection_t *qc; |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3284 |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3285 qc = c->quic; |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3286 |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3287 now = ngx_current_msec; |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3288 |
7808
bda817d16cc2
Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents:
7794
diff
changeset
|
3289 if (ngx_queue_empty(&ctx->sent)) { |
7774
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3290 *waitp = 0; |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3291 return NGX_OK; |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3292 } |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3293 |
7808
bda817d16cc2
Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents:
7794
diff
changeset
|
3294 q = ngx_queue_head(&ctx->sent); |
7774
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3295 |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3296 do { |
7840
d3395396ce51
Fixed packet retransmission.
Roman Arutyunyan <arut@nginx.com>
parents:
7839
diff
changeset
|
3297 start = ngx_queue_data(q, ngx_quic_frame_t, queue); |
d3395396ce51
Fixed packet retransmission.
Roman Arutyunyan <arut@nginx.com>
parents:
7839
diff
changeset
|
3298 |
d3395396ce51
Fixed packet retransmission.
Roman Arutyunyan <arut@nginx.com>
parents:
7839
diff
changeset
|
3299 wait = start->last + qc->tp.max_ack_delay - now; |
d3395396ce51
Fixed packet retransmission.
Roman Arutyunyan <arut@nginx.com>
parents:
7839
diff
changeset
|
3300 |
d3395396ce51
Fixed packet retransmission.
Roman Arutyunyan <arut@nginx.com>
parents:
7839
diff
changeset
|
3301 if ((ngx_msec_int_t) wait > 0) { |
d3395396ce51
Fixed packet retransmission.
Roman Arutyunyan <arut@nginx.com>
parents:
7839
diff
changeset
|
3302 break; |
d3395396ce51
Fixed packet retransmission.
Roman Arutyunyan <arut@nginx.com>
parents:
7839
diff
changeset
|
3303 } |
d3395396ce51
Fixed packet retransmission.
Roman Arutyunyan <arut@nginx.com>
parents:
7839
diff
changeset
|
3304 |
d3395396ce51
Fixed packet retransmission.
Roman Arutyunyan <arut@nginx.com>
parents:
7839
diff
changeset
|
3305 pn = start->pnum; |
d3395396ce51
Fixed packet retransmission.
Roman Arutyunyan <arut@nginx.com>
parents:
7839
diff
changeset
|
3306 |
7774
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3307 ngx_queue_init(&range); |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3308 |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3309 /* send frames with same packet number to the wire */ |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3310 do { |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3311 f = ngx_queue_data(q, ngx_quic_frame_t, queue); |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3312 |
7865 | 3313 if (now - start->first > qc->tp.max_idle_timeout) { |
7774
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3314 ngx_log_error(NGX_LOG_ERR, c->log, 0, |
7838 | 3315 "quic retransmission timeout"); |
7774
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3316 return NGX_DECLINED; |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3317 } |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3318 |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3319 if (f->pnum != pn) { |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3320 break; |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3321 } |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3322 |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3323 q = ngx_queue_next(q); |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3324 |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3325 ngx_queue_remove(&f->queue); |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3326 ngx_queue_insert_tail(&range, &f->queue); |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3327 |
7808
bda817d16cc2
Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents:
7794
diff
changeset
|
3328 } while (q != ngx_queue_sentinel(&ctx->sent)); |
7774
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3329 |
7841
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
3330 ngx_quic_congestion_lost(c, start->last); |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
3331 |
7774
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3332 /* NGX_DONE is impossible here, such frames don't get into this queue */ |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3333 if (ngx_quic_send_frames(c, &range) != NGX_OK) { |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3334 return NGX_ERROR; |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3335 } |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3336 |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3337 /* move frames group to the end of queue */ |
7808
bda817d16cc2
Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents:
7794
diff
changeset
|
3338 ngx_queue_add(&ctx->sent, &range); |
bda817d16cc2
Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents:
7794
diff
changeset
|
3339 |
7869
5ffb21c5c93d
Fixed frame retransmissions.
Vladimir Homutov <vl@nginx.com>
parents:
7865
diff
changeset
|
3340 wait = qc->tp.max_ack_delay; |
5ffb21c5c93d
Fixed frame retransmissions.
Vladimir Homutov <vl@nginx.com>
parents:
7865
diff
changeset
|
3341 |
7808
bda817d16cc2
Rename types and variables used for packet number space.
Vladimir Homutov <vl@nginx.com>
parents:
7794
diff
changeset
|
3342 } while (q != ngx_queue_sentinel(&ctx->sent)); |
7774
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3343 |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3344 *waitp = wait; |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3345 |
7691 | 3346 return NGX_OK; |
3347 } | |
3348 | |
3349 | |
3350 ngx_connection_t * | |
3351 ngx_quic_create_uni_stream(ngx_connection_t *c) | |
3352 { | |
7746
b364af7f9f3f
Removed ngx_quic_stream_node_t.
Roman Arutyunyan <arut@nginx.com>
parents:
7745
diff
changeset
|
3353 ngx_uint_t id; |
b364af7f9f3f
Removed ngx_quic_stream_node_t.
Roman Arutyunyan <arut@nginx.com>
parents:
7745
diff
changeset
|
3354 ngx_quic_stream_t *qs, *sn; |
b364af7f9f3f
Removed ngx_quic_stream_node_t.
Roman Arutyunyan <arut@nginx.com>
parents:
7745
diff
changeset
|
3355 ngx_quic_connection_t *qc; |
7695
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
7691
diff
changeset
|
3356 |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
7691
diff
changeset
|
3357 qs = c->qs; |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
7691
diff
changeset
|
3358 qc = qs->parent->quic; |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
7691
diff
changeset
|
3359 |
7746
b364af7f9f3f
Removed ngx_quic_stream_node_t.
Roman Arutyunyan <arut@nginx.com>
parents:
7745
diff
changeset
|
3360 id = (qc->streams.id_counter << 2) |
b364af7f9f3f
Removed ngx_quic_stream_node_t.
Roman Arutyunyan <arut@nginx.com>
parents:
7745
diff
changeset
|
3361 | NGX_QUIC_STREAM_SERVER_INITIATED |
b364af7f9f3f
Removed ngx_quic_stream_node_t.
Roman Arutyunyan <arut@nginx.com>
parents:
7745
diff
changeset
|
3362 | NGX_QUIC_STREAM_UNIDIRECTIONAL; |
7695
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
7691
diff
changeset
|
3363 |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
7691
diff
changeset
|
3364 ngx_log_debug2(NGX_LOG_DEBUG_EVENT, c->log, 0, |
7836 | 3365 "quic creating server uni stream #%ui id %ui", |
7695
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
7691
diff
changeset
|
3366 qc->streams.id_counter, id); |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
7691
diff
changeset
|
3367 |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
7691
diff
changeset
|
3368 qc->streams.id_counter++; |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
7691
diff
changeset
|
3369 |
7748
4cf00c14f11a
Safe QUIC stream creation.
Roman Arutyunyan <arut@nginx.com>
parents:
7747
diff
changeset
|
3370 sn = ngx_quic_create_stream(qs->parent, id, 0); |
7695
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
7691
diff
changeset
|
3371 if (sn == NULL) { |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
7691
diff
changeset
|
3372 return NULL; |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
7691
diff
changeset
|
3373 } |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
7691
diff
changeset
|
3374 |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
7691
diff
changeset
|
3375 return sn->c; |
7691 | 3376 } |
3377 | |
3378 | |
3379 static void | |
3380 ngx_quic_rbtree_insert_stream(ngx_rbtree_node_t *temp, | |
3381 ngx_rbtree_node_t *node, ngx_rbtree_node_t *sentinel) | |
3382 { | |
7746
b364af7f9f3f
Removed ngx_quic_stream_node_t.
Roman Arutyunyan <arut@nginx.com>
parents:
7745
diff
changeset
|
3383 ngx_rbtree_node_t **p; |
b364af7f9f3f
Removed ngx_quic_stream_node_t.
Roman Arutyunyan <arut@nginx.com>
parents:
7745
diff
changeset
|
3384 ngx_quic_stream_t *qn, *qnt; |
7691 | 3385 |
3386 for ( ;; ) { | |
7750
2935a11c55b6
Fixed QUIC stream insert and find.
Roman Arutyunyan <arut@nginx.com>
parents:
7748
diff
changeset
|
3387 qn = (ngx_quic_stream_t *) node; |
2935a11c55b6
Fixed QUIC stream insert and find.
Roman Arutyunyan <arut@nginx.com>
parents:
7748
diff
changeset
|
3388 qnt = (ngx_quic_stream_t *) temp; |
7691 | 3389 |
7750
2935a11c55b6
Fixed QUIC stream insert and find.
Roman Arutyunyan <arut@nginx.com>
parents:
7748
diff
changeset
|
3390 p = (qn->id < qnt->id) ? &temp->left : &temp->right; |
7691 | 3391 |
3392 if (*p == sentinel) { | |
3393 break; | |
3394 } | |
3395 | |
3396 temp = *p; | |
3397 } | |
3398 | |
3399 *p = node; | |
3400 node->parent = temp; | |
3401 node->left = sentinel; | |
3402 node->right = sentinel; | |
3403 ngx_rbt_red(node); | |
3404 } | |
3405 | |
3406 | |
7746
b364af7f9f3f
Removed ngx_quic_stream_node_t.
Roman Arutyunyan <arut@nginx.com>
parents:
7745
diff
changeset
|
3407 static ngx_quic_stream_t * |
7750
2935a11c55b6
Fixed QUIC stream insert and find.
Roman Arutyunyan <arut@nginx.com>
parents:
7748
diff
changeset
|
3408 ngx_quic_find_stream(ngx_rbtree_t *rbtree, uint64_t id) |
7691 | 3409 { |
3410 ngx_rbtree_node_t *node, *sentinel; | |
7750
2935a11c55b6
Fixed QUIC stream insert and find.
Roman Arutyunyan <arut@nginx.com>
parents:
7748
diff
changeset
|
3411 ngx_quic_stream_t *qn; |
7691 | 3412 |
3413 node = rbtree->root; | |
3414 sentinel = rbtree->sentinel; | |
3415 | |
3416 while (node != sentinel) { | |
7750
2935a11c55b6
Fixed QUIC stream insert and find.
Roman Arutyunyan <arut@nginx.com>
parents:
7748
diff
changeset
|
3417 qn = (ngx_quic_stream_t *) node; |
7691 | 3418 |
7750
2935a11c55b6
Fixed QUIC stream insert and find.
Roman Arutyunyan <arut@nginx.com>
parents:
7748
diff
changeset
|
3419 if (id == qn->id) { |
2935a11c55b6
Fixed QUIC stream insert and find.
Roman Arutyunyan <arut@nginx.com>
parents:
7748
diff
changeset
|
3420 return qn; |
7691 | 3421 } |
3422 | |
7750
2935a11c55b6
Fixed QUIC stream insert and find.
Roman Arutyunyan <arut@nginx.com>
parents:
7748
diff
changeset
|
3423 node = (id < qn->id) ? node->left : node->right; |
7691 | 3424 } |
3425 | |
3426 return NULL; | |
3427 } | |
3428 | |
3429 | |
7746
b364af7f9f3f
Removed ngx_quic_stream_node_t.
Roman Arutyunyan <arut@nginx.com>
parents:
7745
diff
changeset
|
3430 static ngx_quic_stream_t * |
7748
4cf00c14f11a
Safe QUIC stream creation.
Roman Arutyunyan <arut@nginx.com>
parents:
7747
diff
changeset
|
3431 ngx_quic_create_stream(ngx_connection_t *c, uint64_t id, size_t rcvbuf_size) |
7695
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
7691
diff
changeset
|
3432 { |
7842
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
3433 ngx_log_t *log; |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
3434 ngx_pool_t *pool; |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
3435 ngx_quic_stream_t *sn; |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
3436 ngx_pool_cleanup_t *cln; |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
3437 ngx_quic_connection_t *qc; |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
3438 |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
3439 qc = c->quic; |
7695
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
7691
diff
changeset
|
3440 |
7748
4cf00c14f11a
Safe QUIC stream creation.
Roman Arutyunyan <arut@nginx.com>
parents:
7747
diff
changeset
|
3441 pool = ngx_create_pool(NGX_DEFAULT_POOL_SIZE, c->log); |
4cf00c14f11a
Safe QUIC stream creation.
Roman Arutyunyan <arut@nginx.com>
parents:
7747
diff
changeset
|
3442 if (pool == NULL) { |
7695
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
7691
diff
changeset
|
3443 return NULL; |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
7691
diff
changeset
|
3444 } |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
7691
diff
changeset
|
3445 |
7748
4cf00c14f11a
Safe QUIC stream creation.
Roman Arutyunyan <arut@nginx.com>
parents:
7747
diff
changeset
|
3446 sn = ngx_pcalloc(pool, sizeof(ngx_quic_stream_t)); |
4cf00c14f11a
Safe QUIC stream creation.
Roman Arutyunyan <arut@nginx.com>
parents:
7747
diff
changeset
|
3447 if (sn == NULL) { |
4cf00c14f11a
Safe QUIC stream creation.
Roman Arutyunyan <arut@nginx.com>
parents:
7747
diff
changeset
|
3448 ngx_destroy_pool(pool); |
7695
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
7691
diff
changeset
|
3449 return NULL; |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
7691
diff
changeset
|
3450 } |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
7691
diff
changeset
|
3451 |
7748
4cf00c14f11a
Safe QUIC stream creation.
Roman Arutyunyan <arut@nginx.com>
parents:
7747
diff
changeset
|
3452 sn->node.key = id; |
4cf00c14f11a
Safe QUIC stream creation.
Roman Arutyunyan <arut@nginx.com>
parents:
7747
diff
changeset
|
3453 sn->parent = c; |
4cf00c14f11a
Safe QUIC stream creation.
Roman Arutyunyan <arut@nginx.com>
parents:
7747
diff
changeset
|
3454 sn->id = id; |
4cf00c14f11a
Safe QUIC stream creation.
Roman Arutyunyan <arut@nginx.com>
parents:
7747
diff
changeset
|
3455 |
4cf00c14f11a
Safe QUIC stream creation.
Roman Arutyunyan <arut@nginx.com>
parents:
7747
diff
changeset
|
3456 sn->b = ngx_create_temp_buf(pool, rcvbuf_size); |
4cf00c14f11a
Safe QUIC stream creation.
Roman Arutyunyan <arut@nginx.com>
parents:
7747
diff
changeset
|
3457 if (sn->b == NULL) { |
4cf00c14f11a
Safe QUIC stream creation.
Roman Arutyunyan <arut@nginx.com>
parents:
7747
diff
changeset
|
3458 ngx_destroy_pool(pool); |
7695
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
7691
diff
changeset
|
3459 return NULL; |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
7691
diff
changeset
|
3460 } |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
7691
diff
changeset
|
3461 |
7811
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
7810
diff
changeset
|
3462 ngx_queue_init(&sn->fs.frames); |
72d20158c814
Added reordering support for STREAM frames.
Vladimir Homutov <vl@nginx.com>
parents:
7810
diff
changeset
|
3463 |
7695
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
7691
diff
changeset
|
3464 log = ngx_palloc(pool, sizeof(ngx_log_t)); |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
7691
diff
changeset
|
3465 if (log == NULL) { |
7748
4cf00c14f11a
Safe QUIC stream creation.
Roman Arutyunyan <arut@nginx.com>
parents:
7747
diff
changeset
|
3466 ngx_destroy_pool(pool); |
7695
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
7691
diff
changeset
|
3467 return NULL; |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
7691
diff
changeset
|
3468 } |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
7691
diff
changeset
|
3469 |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
7691
diff
changeset
|
3470 *log = *c->log; |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
7691
diff
changeset
|
3471 pool->log = log; |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
7691
diff
changeset
|
3472 |
7748
4cf00c14f11a
Safe QUIC stream creation.
Roman Arutyunyan <arut@nginx.com>
parents:
7747
diff
changeset
|
3473 sn->c = ngx_get_connection(-1, log); |
4cf00c14f11a
Safe QUIC stream creation.
Roman Arutyunyan <arut@nginx.com>
parents:
7747
diff
changeset
|
3474 if (sn->c == NULL) { |
4cf00c14f11a
Safe QUIC stream creation.
Roman Arutyunyan <arut@nginx.com>
parents:
7747
diff
changeset
|
3475 ngx_destroy_pool(pool); |
7695
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
7691
diff
changeset
|
3476 return NULL; |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
7691
diff
changeset
|
3477 } |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
7691
diff
changeset
|
3478 |
7746
b364af7f9f3f
Removed ngx_quic_stream_node_t.
Roman Arutyunyan <arut@nginx.com>
parents:
7745
diff
changeset
|
3479 sn->c->qs = sn; |
7748
4cf00c14f11a
Safe QUIC stream creation.
Roman Arutyunyan <arut@nginx.com>
parents:
7747
diff
changeset
|
3480 sn->c->pool = pool; |
4cf00c14f11a
Safe QUIC stream creation.
Roman Arutyunyan <arut@nginx.com>
parents:
7747
diff
changeset
|
3481 sn->c->ssl = c->ssl; |
4cf00c14f11a
Safe QUIC stream creation.
Roman Arutyunyan <arut@nginx.com>
parents:
7747
diff
changeset
|
3482 sn->c->sockaddr = c->sockaddr; |
4cf00c14f11a
Safe QUIC stream creation.
Roman Arutyunyan <arut@nginx.com>
parents:
7747
diff
changeset
|
3483 sn->c->listening = c->listening; |
4cf00c14f11a
Safe QUIC stream creation.
Roman Arutyunyan <arut@nginx.com>
parents:
7747
diff
changeset
|
3484 sn->c->addr_text = c->addr_text; |
4cf00c14f11a
Safe QUIC stream creation.
Roman Arutyunyan <arut@nginx.com>
parents:
7747
diff
changeset
|
3485 sn->c->local_sockaddr = c->local_sockaddr; |
4cf00c14f11a
Safe QUIC stream creation.
Roman Arutyunyan <arut@nginx.com>
parents:
7747
diff
changeset
|
3486 sn->c->number = ngx_atomic_fetch_add(ngx_connection_counter, 1); |
7695
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
7691
diff
changeset
|
3487 |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
7691
diff
changeset
|
3488 sn->c->recv = ngx_quic_stream_recv; |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
7691
diff
changeset
|
3489 sn->c->send = ngx_quic_stream_send; |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
7691
diff
changeset
|
3490 sn->c->send_chain = ngx_quic_stream_send_chain; |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
7691
diff
changeset
|
3491 |
7748
4cf00c14f11a
Safe QUIC stream creation.
Roman Arutyunyan <arut@nginx.com>
parents:
7747
diff
changeset
|
3492 sn->c->read->log = c->log; |
4cf00c14f11a
Safe QUIC stream creation.
Roman Arutyunyan <arut@nginx.com>
parents:
7747
diff
changeset
|
3493 sn->c->write->log = c->log; |
4cf00c14f11a
Safe QUIC stream creation.
Roman Arutyunyan <arut@nginx.com>
parents:
7747
diff
changeset
|
3494 |
7839
44cac24aaa44
Assign connection number to every QUIC stream log.
Roman Arutyunyan <arut@nginx.com>
parents:
7838
diff
changeset
|
3495 log->connection = sn->c->number; |
44cac24aaa44
Assign connection number to every QUIC stream log.
Roman Arutyunyan <arut@nginx.com>
parents:
7838
diff
changeset
|
3496 |
7841
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
3497 if ((id & NGX_QUIC_STREAM_UNIDIRECTIONAL) == 0 |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
3498 || (id & NGX_QUIC_STREAM_SERVER_INITIATED)) |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
3499 { |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
3500 sn->c->write->ready = 1; |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
3501 } |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
3502 |
7842
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
3503 if (id & NGX_QUIC_STREAM_UNIDIRECTIONAL) { |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
3504 if (id & NGX_QUIC_STREAM_SERVER_INITIATED) { |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
3505 sn->send_max_data = qc->ctp.initial_max_stream_data_uni; |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
3506 } |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
3507 |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
3508 } else { |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
3509 if (id & NGX_QUIC_STREAM_SERVER_INITIATED) { |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
3510 sn->send_max_data = qc->ctp.initial_max_stream_data_bidi_remote; |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
3511 } else { |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
3512 sn->send_max_data = qc->ctp.initial_max_stream_data_bidi_local; |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
3513 } |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
3514 } |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
3515 |
7705
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
7703
diff
changeset
|
3516 cln = ngx_pool_cleanup_add(pool, 0); |
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
7703
diff
changeset
|
3517 if (cln == NULL) { |
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
7703
diff
changeset
|
3518 ngx_close_connection(sn->c); |
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
7703
diff
changeset
|
3519 ngx_destroy_pool(pool); |
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
7703
diff
changeset
|
3520 return NULL; |
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
7703
diff
changeset
|
3521 } |
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
7703
diff
changeset
|
3522 |
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
7703
diff
changeset
|
3523 cln->handler = ngx_quic_stream_cleanup_handler; |
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
7703
diff
changeset
|
3524 cln->data = sn->c; |
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
7703
diff
changeset
|
3525 |
7748
4cf00c14f11a
Safe QUIC stream creation.
Roman Arutyunyan <arut@nginx.com>
parents:
7747
diff
changeset
|
3526 ngx_rbtree_insert(&c->quic->streams.tree, &sn->node); |
4cf00c14f11a
Safe QUIC stream creation.
Roman Arutyunyan <arut@nginx.com>
parents:
7747
diff
changeset
|
3527 |
7695
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
7691
diff
changeset
|
3528 return sn; |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
7691
diff
changeset
|
3529 } |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
7691
diff
changeset
|
3530 |
cfc429911c0d
Implemented creation of server unidirectional streams.
Vladimir Homutov <vl@nginx.com>
parents:
7691
diff
changeset
|
3531 |
7691 | 3532 static ssize_t |
3533 ngx_quic_stream_recv(ngx_connection_t *c, u_char *buf, size_t size) | |
3534 { | |
7815
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
7814
diff
changeset
|
3535 ssize_t len; |
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
7814
diff
changeset
|
3536 ngx_buf_t *b; |
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
7814
diff
changeset
|
3537 ngx_event_t *rev; |
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
7814
diff
changeset
|
3538 ngx_connection_t *pc; |
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
7814
diff
changeset
|
3539 ngx_quic_frame_t *frame; |
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
7814
diff
changeset
|
3540 ngx_quic_stream_t *qs; |
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
7814
diff
changeset
|
3541 ngx_quic_connection_t *qc; |
7691 | 3542 |
3543 qs = c->qs; | |
7746
b364af7f9f3f
Removed ngx_quic_stream_node_t.
Roman Arutyunyan <arut@nginx.com>
parents:
7745
diff
changeset
|
3544 b = qs->b; |
7815
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
7814
diff
changeset
|
3545 pc = qs->parent; |
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
7814
diff
changeset
|
3546 qc = pc->quic; |
7745
5f223cdad40e
Implemented eof in QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
7744
diff
changeset
|
3547 rev = c->read; |
7691 | 3548 |
7836 | 3549 ngx_log_debug3(NGX_LOG_DEBUG_EVENT, c->log, 0, |
3550 "quic stream id 0x%xi recv: eof:%d, avail:%z", | |
3551 qs->id, rev->pending_eof, b->last - b->pos); | |
7745
5f223cdad40e
Implemented eof in QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
7744
diff
changeset
|
3552 |
7732
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
7731
diff
changeset
|
3553 if (b->pos == b->last) { |
7745
5f223cdad40e
Implemented eof in QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
7744
diff
changeset
|
3554 rev->ready = 0; |
5f223cdad40e
Implemented eof in QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
7744
diff
changeset
|
3555 |
5f223cdad40e
Implemented eof in QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
7744
diff
changeset
|
3556 if (rev->pending_eof) { |
5f223cdad40e
Implemented eof in QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
7744
diff
changeset
|
3557 rev->eof = 1; |
5f223cdad40e
Implemented eof in QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
7744
diff
changeset
|
3558 return 0; |
5f223cdad40e
Implemented eof in QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
7744
diff
changeset
|
3559 } |
5f223cdad40e
Implemented eof in QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
7744
diff
changeset
|
3560 |
7836 | 3561 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0, |
3562 "quic stream id 0x%xi recv() not ready", qs->id); | |
7732
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
7731
diff
changeset
|
3563 return NGX_AGAIN; |
7691 | 3564 } |
3565 | |
3566 len = ngx_min(b->last - b->pos, (ssize_t) size); | |
3567 | |
3568 ngx_memcpy(buf, b->pos, len); | |
3569 | |
3570 b->pos += len; | |
7842
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
3571 qc->streams.received += len; |
7691 | 3572 |
7732
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
7731
diff
changeset
|
3573 if (b->pos == b->last) { |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
7731
diff
changeset
|
3574 b->pos = b->start; |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
7731
diff
changeset
|
3575 b->last = b->start; |
7760
32db41d603cd
Fixed handling QUIC stream eof.
Roman Arutyunyan <arut@nginx.com>
parents:
7759
diff
changeset
|
3576 rev->ready = rev->pending_eof; |
7732
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
7731
diff
changeset
|
3577 } |
f92e583fc256
Better flow control and buffering for QUIC streams.
Roman Arutyunyan <arut@nginx.com>
parents:
7731
diff
changeset
|
3578 |
7836 | 3579 ngx_log_debug3(NGX_LOG_DEBUG_EVENT, c->log, 0, |
3580 "quic stream id 0x%xi recv: %z of %uz", qs->id, len, size); | |
7691 | 3581 |
7815
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
7814
diff
changeset
|
3582 if (!rev->pending_eof) { |
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
7814
diff
changeset
|
3583 frame = ngx_quic_alloc_frame(pc, 0); |
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
7814
diff
changeset
|
3584 if (frame == NULL) { |
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
7814
diff
changeset
|
3585 return NGX_ERROR; |
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
7814
diff
changeset
|
3586 } |
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
7814
diff
changeset
|
3587 |
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
7814
diff
changeset
|
3588 frame->level = ssl_encryption_application; |
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
7814
diff
changeset
|
3589 frame->type = NGX_QUIC_FT_MAX_STREAM_DATA; |
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
7814
diff
changeset
|
3590 frame->u.max_stream_data.id = qs->id; |
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
7814
diff
changeset
|
3591 frame->u.max_stream_data.limit = qs->fs.received + (b->pos - b->start) |
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
7814
diff
changeset
|
3592 + (b->end - b->last); |
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
7814
diff
changeset
|
3593 |
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
7814
diff
changeset
|
3594 ngx_sprintf(frame->info, "MAX_STREAM_DATA id:%d limit:%d l=%d on recv", |
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
7814
diff
changeset
|
3595 (int) frame->u.max_stream_data.id, |
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
7814
diff
changeset
|
3596 (int) frame->u.max_stream_data.limit, |
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
7814
diff
changeset
|
3597 frame->level); |
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
7814
diff
changeset
|
3598 |
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
7814
diff
changeset
|
3599 ngx_quic_queue_frame(pc->quic, frame); |
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
7814
diff
changeset
|
3600 } |
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
7814
diff
changeset
|
3601 |
7842
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
3602 if ((qc->streams.recv_max_data / 2) < qc->streams.received) { |
7815
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
7814
diff
changeset
|
3603 |
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
7814
diff
changeset
|
3604 frame = ngx_quic_alloc_frame(pc, 0); |
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
7814
diff
changeset
|
3605 |
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
7814
diff
changeset
|
3606 if (frame == NULL) { |
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
7814
diff
changeset
|
3607 return NGX_ERROR; |
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
7814
diff
changeset
|
3608 } |
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
7814
diff
changeset
|
3609 |
7842
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
3610 qc->streams.recv_max_data *= 2; |
7815
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
7814
diff
changeset
|
3611 |
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
7814
diff
changeset
|
3612 frame->level = ssl_encryption_application; |
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
7814
diff
changeset
|
3613 frame->type = NGX_QUIC_FT_MAX_DATA; |
7842
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
3614 frame->u.max_data.max_data = qc->streams.recv_max_data; |
7815
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
7814
diff
changeset
|
3615 |
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
7814
diff
changeset
|
3616 ngx_sprintf(frame->info, "MAX_DATA max_data:%d level=%d on recv", |
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
7814
diff
changeset
|
3617 (int) frame->u.max_data.max_data, frame->level); |
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
7814
diff
changeset
|
3618 |
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
7814
diff
changeset
|
3619 ngx_quic_queue_frame(pc->quic, frame); |
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
7814
diff
changeset
|
3620 |
7836 | 3621 ngx_log_debug2(NGX_LOG_DEBUG_EVENT, c->log, 0, |
3622 "quic stream id 0x%xi recv: increased max data: %ui", | |
7842
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
3623 qs->id, qc->streams.recv_max_data); |
7815
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
7814
diff
changeset
|
3624 } |
0f9e9786b90d
Added primitive flow control mechanisms.
Vladimir Homutov <vl@nginx.com>
parents:
7814
diff
changeset
|
3625 |
7691 | 3626 return len; |
3627 } | |
3628 | |
3629 | |
3630 static ssize_t | |
3631 ngx_quic_stream_send(ngx_connection_t *c, u_char *buf, size_t size) | |
3632 { | |
7822
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
7821
diff
changeset
|
3633 u_char *p, *end; |
7841
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
3634 size_t fsize, limit, n, len; |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
3635 uint64_t sent, unacked; |
7746
b364af7f9f3f
Removed ngx_quic_stream_node_t.
Roman Arutyunyan <arut@nginx.com>
parents:
7745
diff
changeset
|
3636 ngx_connection_t *pc; |
b364af7f9f3f
Removed ngx_quic_stream_node_t.
Roman Arutyunyan <arut@nginx.com>
parents:
7745
diff
changeset
|
3637 ngx_quic_frame_t *frame; |
b364af7f9f3f
Removed ngx_quic_stream_node_t.
Roman Arutyunyan <arut@nginx.com>
parents:
7745
diff
changeset
|
3638 ngx_quic_stream_t *qs; |
b364af7f9f3f
Removed ngx_quic_stream_node_t.
Roman Arutyunyan <arut@nginx.com>
parents:
7745
diff
changeset
|
3639 ngx_quic_connection_t *qc; |
7691 | 3640 |
3641 qs = c->qs; | |
3642 pc = qs->parent; | |
3643 qc = pc->quic; | |
3644 | |
7747
618a65de08b3
When closing a QUIC connection, wait for all streams to finish.
Roman Arutyunyan <arut@nginx.com>
parents:
7746
diff
changeset
|
3645 if (qc->closing) { |
618a65de08b3
When closing a QUIC connection, wait for all streams to finish.
Roman Arutyunyan <arut@nginx.com>
parents:
7746
diff
changeset
|
3646 return NGX_ERROR; |
618a65de08b3
When closing a QUIC connection, wait for all streams to finish.
Roman Arutyunyan <arut@nginx.com>
parents:
7746
diff
changeset
|
3647 } |
618a65de08b3
When closing a QUIC connection, wait for all streams to finish.
Roman Arutyunyan <arut@nginx.com>
parents:
7746
diff
changeset
|
3648 |
7836 | 3649 ngx_log_debug2(NGX_LOG_DEBUG_EVENT, c->log, 0, |
3650 "quic stream id 0x%xi send: %uz", qs->id, size); | |
7747
618a65de08b3
When closing a QUIC connection, wait for all streams to finish.
Roman Arutyunyan <arut@nginx.com>
parents:
7746
diff
changeset
|
3651 |
7822
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
7821
diff
changeset
|
3652 /* |
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
7821
diff
changeset
|
3653 * we need to fit at least 1 frame into a packet, thus account head/tail; |
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
7821
diff
changeset
|
3654 * 25 = 1 + 8x3 is max header for STREAM frame, with 1 byte for frame type |
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
7821
diff
changeset
|
3655 */ |
7910
125cbfa77013
Renamed max_packet_size to max_udp_payload_size, from draft-28.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7908
diff
changeset
|
3656 limit = qc->ctp.max_udp_payload_size - NGX_QUIC_MAX_SHORT_HEADER - 25 |
7822
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
7821
diff
changeset
|
3657 - EVP_GCM_TLS_TAG_LEN; |
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
7821
diff
changeset
|
3658 |
7841
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
3659 len = size; |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
3660 sent = c->sent; |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
3661 unacked = sent - qs->acked; |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
3662 |
7842
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
3663 if (qc->streams.send_max_data == 0) { |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
3664 qc->streams.send_max_data = qc->ctp.initial_max_data; |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
3665 } |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
3666 |
7841
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
3667 if (unacked >= NGX_QUIC_STREAM_BUFSIZE) { |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
3668 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, c->log, 0, |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
3669 "quic send hit buffer size"); |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
3670 len = 0; |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
3671 |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
3672 } else if (unacked + len > NGX_QUIC_STREAM_BUFSIZE) { |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
3673 len = NGX_QUIC_STREAM_BUFSIZE - unacked; |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
3674 } |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
3675 |
7842
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
3676 if (qc->streams.sent >= qc->streams.send_max_data) { |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
3677 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, c->log, 0, |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
3678 "quic send hit MAX_DATA"); |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
3679 len = 0; |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
3680 |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
3681 } else if (qc->streams.sent + len > qc->streams.send_max_data) { |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
3682 len = qc->streams.send_max_data - qc->streams.sent; |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
3683 } |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
3684 |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
3685 if (sent >= qs->send_max_data) { |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
3686 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, c->log, 0, |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
3687 "quic send hit MAX_STREAM_DATA"); |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
3688 len = 0; |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
3689 |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
3690 } else if (sent + len > qs->send_max_data) { |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
3691 len = qs->send_max_data - sent; |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
3692 } |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
3693 |
7822
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
7821
diff
changeset
|
3694 p = (u_char *) buf; |
7841
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
3695 end = (u_char *) buf + len; |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
3696 n = 0; |
7822
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
7821
diff
changeset
|
3697 |
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
7821
diff
changeset
|
3698 while (p < end) { |
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
7821
diff
changeset
|
3699 |
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
7821
diff
changeset
|
3700 fsize = ngx_min(limit, (size_t) (end - p)); |
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
7821
diff
changeset
|
3701 |
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
7821
diff
changeset
|
3702 frame = ngx_quic_alloc_frame(pc, fsize); |
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
7821
diff
changeset
|
3703 if (frame == NULL) { |
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
7821
diff
changeset
|
3704 return 0; |
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
7821
diff
changeset
|
3705 } |
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
7821
diff
changeset
|
3706 |
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
7821
diff
changeset
|
3707 ngx_memcpy(frame->data, p, fsize); |
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
7821
diff
changeset
|
3708 |
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
7821
diff
changeset
|
3709 frame->level = ssl_encryption_application; |
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
7821
diff
changeset
|
3710 frame->type = NGX_QUIC_FT_STREAM6; /* OFF=1 LEN=1 FIN=0 */ |
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
7821
diff
changeset
|
3711 frame->u.stream.off = 1; |
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
7821
diff
changeset
|
3712 frame->u.stream.len = 1; |
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
7821
diff
changeset
|
3713 frame->u.stream.fin = 0; |
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
7821
diff
changeset
|
3714 |
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
7821
diff
changeset
|
3715 frame->u.stream.type = frame->type; |
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
7821
diff
changeset
|
3716 frame->u.stream.stream_id = qs->id; |
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
7821
diff
changeset
|
3717 frame->u.stream.offset = c->sent; |
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
7821
diff
changeset
|
3718 frame->u.stream.length = fsize; |
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
7821
diff
changeset
|
3719 frame->u.stream.data = frame->data; |
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
7821
diff
changeset
|
3720 |
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
7821
diff
changeset
|
3721 c->sent += fsize; |
7842
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
3722 qc->streams.sent += fsize; |
7822
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
7821
diff
changeset
|
3723 p += fsize; |
7841
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
3724 n += fsize; |
7822
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
7821
diff
changeset
|
3725 |
7836 | 3726 ngx_sprintf(frame->info, "stream 0x%xi len=%ui level=%d", |
7822
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
7821
diff
changeset
|
3727 qs->id, fsize, frame->level); |
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
7821
diff
changeset
|
3728 |
6481427ca3fc
Respecting maximum packet size.
Vladimir Homutov <vl@nginx.com>
parents:
7821
diff
changeset
|
3729 ngx_quic_queue_frame(qc, frame); |
7691 | 3730 } |
3731 | |
7842
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
3732 ngx_log_debug4(NGX_LOG_DEBUG_EVENT, c->log, 0, |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
3733 "quic send %uz of %uz, sent:%O, unacked:%uL", |
fab75acb1f72
Respect MAX_DATA and MAX_STREAM_DATA from QUIC client.
Roman Arutyunyan <arut@nginx.com>
parents:
7841
diff
changeset
|
3734 n, size, c->sent, (uint64_t) c->sent - qs->acked); |
7841
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
3735 |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
3736 if (n != size) { |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
3737 c->write->ready = 0; |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
3738 } |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
3739 |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
3740 if (n == 0) { |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
3741 return NGX_AGAIN; |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
3742 } |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
3743 |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
3744 return n; |
7691 | 3745 } |
3746 | |
3747 | |
7705
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
7703
diff
changeset
|
3748 static void |
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
7703
diff
changeset
|
3749 ngx_quic_stream_cleanup_handler(void *data) |
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
7703
diff
changeset
|
3750 { |
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
7703
diff
changeset
|
3751 ngx_connection_t *c = data; |
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
7703
diff
changeset
|
3752 |
7746
b364af7f9f3f
Removed ngx_quic_stream_node_t.
Roman Arutyunyan <arut@nginx.com>
parents:
7745
diff
changeset
|
3753 ngx_connection_t *pc; |
b364af7f9f3f
Removed ngx_quic_stream_node_t.
Roman Arutyunyan <arut@nginx.com>
parents:
7745
diff
changeset
|
3754 ngx_quic_frame_t *frame; |
b364af7f9f3f
Removed ngx_quic_stream_node_t.
Roman Arutyunyan <arut@nginx.com>
parents:
7745
diff
changeset
|
3755 ngx_quic_stream_t *qs; |
b364af7f9f3f
Removed ngx_quic_stream_node_t.
Roman Arutyunyan <arut@nginx.com>
parents:
7745
diff
changeset
|
3756 ngx_quic_connection_t *qc; |
7705
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
7703
diff
changeset
|
3757 |
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
7703
diff
changeset
|
3758 qs = c->qs; |
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
7703
diff
changeset
|
3759 pc = qs->parent; |
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
7703
diff
changeset
|
3760 qc = pc->quic; |
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
7703
diff
changeset
|
3761 |
7836 | 3762 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0, |
3763 "quic stream id 0x%xi cleanup", qs->id); | |
7747
618a65de08b3
When closing a QUIC connection, wait for all streams to finish.
Roman Arutyunyan <arut@nginx.com>
parents:
7746
diff
changeset
|
3764 |
618a65de08b3
When closing a QUIC connection, wait for all streams to finish.
Roman Arutyunyan <arut@nginx.com>
parents:
7746
diff
changeset
|
3765 ngx_rbtree_delete(&qc->streams.tree, &qs->node); |
7825
d42b50d239f4
Fixed memory leak with reordered stream frames.
Vladimir Homutov <vl@nginx.com>
parents:
7823
diff
changeset
|
3766 ngx_quic_free_frames(pc, &qs->fs.frames); |
7747
618a65de08b3
When closing a QUIC connection, wait for all streams to finish.
Roman Arutyunyan <arut@nginx.com>
parents:
7746
diff
changeset
|
3767 |
618a65de08b3
When closing a QUIC connection, wait for all streams to finish.
Roman Arutyunyan <arut@nginx.com>
parents:
7746
diff
changeset
|
3768 if (qc->closing) { |
7832
ad3a6f069498
Added proper handling of connection close phases.
Vladimir Homutov <vl@nginx.com>
parents:
7831
diff
changeset
|
3769 /* schedule handler call to continue ngx_quic_close_connection() */ |
7747
618a65de08b3
When closing a QUIC connection, wait for all streams to finish.
Roman Arutyunyan <arut@nginx.com>
parents:
7746
diff
changeset
|
3770 ngx_post_event(pc->read, &ngx_posted_events); |
618a65de08b3
When closing a QUIC connection, wait for all streams to finish.
Roman Arutyunyan <arut@nginx.com>
parents:
7746
diff
changeset
|
3771 return; |
618a65de08b3
When closing a QUIC connection, wait for all streams to finish.
Roman Arutyunyan <arut@nginx.com>
parents:
7746
diff
changeset
|
3772 } |
618a65de08b3
When closing a QUIC connection, wait for all streams to finish.
Roman Arutyunyan <arut@nginx.com>
parents:
7746
diff
changeset
|
3773 |
7746
b364af7f9f3f
Removed ngx_quic_stream_node_t.
Roman Arutyunyan <arut@nginx.com>
parents:
7745
diff
changeset
|
3774 if ((qs->id & 0x03) == NGX_QUIC_STREAM_UNIDIRECTIONAL) { |
7705
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
7703
diff
changeset
|
3775 /* do not send fin for client unidirectional streams */ |
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
7703
diff
changeset
|
3776 return; |
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
7703
diff
changeset
|
3777 } |
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
7703
diff
changeset
|
3778 |
7836 | 3779 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0, |
3780 "quic stream id 0x%xi send fin", qs->id); | |
7705
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
7703
diff
changeset
|
3781 |
7752 | 3782 frame = ngx_quic_alloc_frame(pc, 0); |
7705
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
7703
diff
changeset
|
3783 if (frame == NULL) { |
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
7703
diff
changeset
|
3784 return; |
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
7703
diff
changeset
|
3785 } |
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
7703
diff
changeset
|
3786 |
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
7703
diff
changeset
|
3787 frame->level = ssl_encryption_application; |
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
7703
diff
changeset
|
3788 frame->type = NGX_QUIC_FT_STREAM7; /* OFF=1 LEN=1 FIN=1 */ |
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
7703
diff
changeset
|
3789 frame->u.stream.off = 1; |
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
7703
diff
changeset
|
3790 frame->u.stream.len = 1; |
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
7703
diff
changeset
|
3791 frame->u.stream.fin = 1; |
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
7703
diff
changeset
|
3792 |
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
7703
diff
changeset
|
3793 frame->u.stream.type = frame->type; |
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
7703
diff
changeset
|
3794 frame->u.stream.stream_id = qs->id; |
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
7703
diff
changeset
|
3795 frame->u.stream.offset = c->sent; |
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
7703
diff
changeset
|
3796 frame->u.stream.length = 0; |
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
7703
diff
changeset
|
3797 frame->u.stream.data = NULL; |
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
7703
diff
changeset
|
3798 |
7836 | 3799 ngx_sprintf(frame->info, "stream 0x%xi fin=1 level=%d", |
3800 qs->id, frame->level); | |
7705
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
7703
diff
changeset
|
3801 |
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
7703
diff
changeset
|
3802 ngx_quic_queue_frame(qc, frame); |
7759
1ec905f4d851
Push QUIC stream frames in send() and cleanup handler.
Roman Arutyunyan <arut@nginx.com>
parents:
7756
diff
changeset
|
3803 |
1ec905f4d851
Push QUIC stream frames in send() and cleanup handler.
Roman Arutyunyan <arut@nginx.com>
parents:
7756
diff
changeset
|
3804 (void) ngx_quic_output(pc); |
7705
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
7703
diff
changeset
|
3805 } |
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
7703
diff
changeset
|
3806 |
5ad7bffd3850
Send a FIN frame when QUIC stream is closed.
Roman Arutyunyan <arut@nginx.com>
parents:
7703
diff
changeset
|
3807 |
7691 | 3808 static ngx_chain_t * |
3809 ngx_quic_stream_send_chain(ngx_connection_t *c, ngx_chain_t *in, | |
3810 off_t limit) | |
3811 { | |
3812 size_t len; | |
3813 ssize_t n; | |
3814 ngx_buf_t *b; | |
3815 | |
3816 for ( /* void */; in; in = in->next) { | |
3817 b = in->buf; | |
3818 | |
3819 if (!ngx_buf_in_memory(b)) { | |
3820 continue; | |
3821 } | |
3822 | |
3823 if (ngx_buf_size(b) == 0) { | |
3824 continue; | |
3825 } | |
3826 | |
3827 len = b->last - b->pos; | |
3828 | |
3829 n = ngx_quic_stream_send(c, b->pos, len); | |
3830 | |
3831 if (n == NGX_ERROR) { | |
3832 return NGX_CHAIN_ERROR; | |
3833 } | |
3834 | |
3835 if (n == NGX_AGAIN) { | |
3836 return in; | |
3837 } | |
3838 | |
7827
47dac6e0521a
Fixed QUIC buffer consumption in send_chain().
Roman Arutyunyan <arut@nginx.com>
parents:
7825
diff
changeset
|
3839 b->pos += n; |
47dac6e0521a
Fixed QUIC buffer consumption in send_chain().
Roman Arutyunyan <arut@nginx.com>
parents:
7825
diff
changeset
|
3840 |
7691 | 3841 if (n != (ssize_t) len) { |
3842 return in; | |
3843 } | |
3844 } | |
3845 | |
3846 return NULL; | |
3847 } | |
7752 | 3848 |
3849 | |
3850 static ngx_quic_frame_t * | |
3851 ngx_quic_alloc_frame(ngx_connection_t *c, size_t size) | |
3852 { | |
3853 u_char *p; | |
7774
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3854 ngx_queue_t *q; |
7752 | 3855 ngx_quic_frame_t *frame; |
3856 ngx_quic_connection_t *qc; | |
3857 | |
3858 if (size) { | |
3859 p = ngx_alloc(size, c->log); | |
3860 if (p == NULL) { | |
3861 return NULL; | |
3862 } | |
3863 | |
3864 } else { | |
3865 p = NULL; | |
3866 } | |
3867 | |
3868 qc = c->quic; | |
7774
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3869 |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3870 if (!ngx_queue_empty(&qc->free_frames)) { |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3871 |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3872 q = ngx_queue_head(&qc->free_frames); |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3873 frame = ngx_queue_data(q, ngx_quic_frame_t, queue); |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3874 |
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3875 ngx_queue_remove(&frame->queue); |
7752 | 3876 |
7836 | 3877 #ifdef NGX_QUIC_DEBUG_FRAMES_ALLOC |
7752 | 3878 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0, |
7836 | 3879 "quic reuse frame n:%ui", qc->nframes); |
3880 #endif | |
7752 | 3881 |
3882 } else { | |
3883 frame = ngx_pcalloc(c->pool, sizeof(ngx_quic_frame_t)); | |
3884 if (frame == NULL) { | |
3885 ngx_free(p); | |
3886 return NULL; | |
3887 } | |
3888 | |
3889 #if (NGX_DEBUG) | |
3890 ++qc->nframes; | |
3891 #endif | |
3892 | |
7836 | 3893 #ifdef NGX_QUIC_DEBUG_FRAMES_ALLOC |
7752 | 3894 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0, |
7836 | 3895 "quic alloc frame n:%ui", qc->nframes); |
3896 #endif | |
7752 | 3897 } |
3898 | |
3899 ngx_memzero(frame, sizeof(ngx_quic_frame_t)); | |
3900 | |
3901 frame->data = p; | |
3902 | |
3903 return frame; | |
3904 } | |
3905 | |
3906 | |
3907 static void | |
7841
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
3908 ngx_quic_congestion_ack(ngx_connection_t *c, ngx_quic_frame_t *f) |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
3909 { |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
3910 ssize_t n; |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
3911 ngx_msec_t timer; |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
3912 ngx_quic_congestion_t *cg; |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
3913 ngx_quic_connection_t *qc; |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
3914 |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
3915 qc = c->quic; |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
3916 cg = &qc->congestion; |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
3917 |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
3918 n = ngx_quic_create_frame(NULL, f); |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
3919 |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
3920 cg->in_flight -= n; |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
3921 |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
3922 timer = f->last - cg->recovery_start; |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
3923 |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
3924 if ((ngx_msec_int_t) timer <= 0) { |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
3925 return; |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
3926 } |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
3927 |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
3928 if (cg->window < cg->ssthresh) { |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
3929 cg->window += n; |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
3930 |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
3931 ngx_log_debug3(NGX_LOG_DEBUG_EVENT, c->log, 0, |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
3932 "quic congestion slow start win:%uz, ss:%uz, if:%uz", |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
3933 cg->window, cg->ssthresh, cg->in_flight); |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
3934 |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
3935 } else { |
7910
125cbfa77013
Renamed max_packet_size to max_udp_payload_size, from draft-28.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7908
diff
changeset
|
3936 cg->window += qc->tp.max_udp_payload_size * n / cg->window; |
7841
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
3937 |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
3938 ngx_log_debug3(NGX_LOG_DEBUG_EVENT, c->log, 0, |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
3939 "quic congestion avoidance win:%uz, ss:%uz, if:%uz", |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
3940 cg->window, cg->ssthresh, cg->in_flight); |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
3941 } |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
3942 |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
3943 /* prevent recovery_start from wrapping */ |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
3944 |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
3945 timer = cg->recovery_start - ngx_current_msec + qc->tp.max_idle_timeout * 2; |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
3946 |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
3947 if ((ngx_msec_int_t) timer < 0) { |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
3948 cg->recovery_start = ngx_current_msec - qc->tp.max_idle_timeout * 2; |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
3949 } |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
3950 } |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
3951 |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
3952 |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
3953 static void |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
3954 ngx_quic_congestion_lost(ngx_connection_t *c, ngx_msec_t sent) |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
3955 { |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
3956 ngx_msec_t timer; |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
3957 ngx_quic_congestion_t *cg; |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
3958 ngx_quic_connection_t *qc; |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
3959 |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
3960 qc = c->quic; |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
3961 cg = &qc->congestion; |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
3962 |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
3963 timer = sent - cg->recovery_start; |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
3964 |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
3965 if ((ngx_msec_int_t) timer <= 0) { |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
3966 return; |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
3967 } |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
3968 |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
3969 cg->recovery_start = ngx_current_msec; |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
3970 cg->window /= 2; |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
3971 |
7910
125cbfa77013
Renamed max_packet_size to max_udp_payload_size, from draft-28.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7908
diff
changeset
|
3972 if (cg->window < qc->tp.max_udp_payload_size * 2) { |
125cbfa77013
Renamed max_packet_size to max_udp_payload_size, from draft-28.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7908
diff
changeset
|
3973 cg->window = qc->tp.max_udp_payload_size * 2; |
7841
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
3974 } |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
3975 |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
3976 cg->ssthresh = cg->window; |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
3977 |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
3978 ngx_log_debug3(NGX_LOG_DEBUG_EVENT, c->log, 0, |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
3979 "quic congestion lost win:%uz, ss:%uz, if:%uz", |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
3980 cg->window, cg->ssthresh, cg->in_flight); |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
3981 } |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
3982 |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
3983 |
eee307399229
QUIC basic congestion control.
Roman Arutyunyan <arut@nginx.com>
parents:
7840
diff
changeset
|
3984 static void |
7752 | 3985 ngx_quic_free_frame(ngx_connection_t *c, ngx_quic_frame_t *frame) |
3986 { | |
3987 ngx_quic_connection_t *qc; | |
3988 | |
3989 qc = c->quic; | |
3990 | |
3991 if (frame->data) { | |
3992 ngx_free(frame->data); | |
7871 | 3993 frame->data = NULL; |
7752 | 3994 } |
3995 | |
7774
e10b4c61420f
Implemented retransmission and retransmit queue.
Vladimir Homutov <vl@nginx.com>
parents:
7773
diff
changeset
|
3996 ngx_queue_insert_head(&qc->free_frames, &frame->queue); |
7752 | 3997 |
7836 | 3998 #ifdef NGX_QUIC_DEBUG_FRAMES_ALLOC |
7752 | 3999 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, c->log, 0, |
7836 | 4000 "quic free frame n:%ui", qc->nframes); |
4001 #endif | |
7752 | 4002 } |