Mercurial > hg > nginx-quic
annotate src/http/v3/ngx_http_v3_uni.c @ 9068:6c732b87ee10 quic
HTTP/3: fixed CANCEL_PUSH handling.
author | Sergey Kandaurov <pluknet@nginx.com> |
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date | Thu, 06 Apr 2023 18:18:41 +0400 |
parents | c851a2ed5ce8 |
children |
rev | line source |
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7681 | 1 |
2 /* | |
3 * Copyright (C) Roman Arutyunyan | |
4 * Copyright (C) Nginx, Inc. | |
5 */ | |
6 | |
7 | |
8 #include <ngx_config.h> | |
9 #include <ngx_core.h> | |
10 #include <ngx_http.h> | |
11 | |
12 | |
13 typedef struct { | |
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14 ngx_http_v3_parse_uni_t parse; |
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15 ngx_int_t index; |
7681 | 16 } ngx_http_v3_uni_stream_t; |
17 | |
18 | |
8015 | 19 typedef struct { |
20 ngx_queue_t queue; | |
21 uint64_t id; | |
22 ngx_connection_t *connection; | |
23 ngx_uint_t *npushing; | |
24 } ngx_http_v3_push_t; | |
25 | |
26 | |
7681 | 27 static void ngx_http_v3_close_uni_stream(ngx_connection_t *c); |
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28 static void ngx_http_v3_uni_read_handler(ngx_event_t *rev); |
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29 static void ngx_http_v3_uni_dummy_read_handler(ngx_event_t *wev); |
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30 static void ngx_http_v3_uni_dummy_write_handler(ngx_event_t *wev); |
8015 | 31 static void ngx_http_v3_push_cleanup(void *data); |
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32 static ngx_connection_t *ngx_http_v3_get_uni_stream(ngx_connection_t *c, |
7681 | 33 ngx_uint_t type); |
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34 |
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35 |
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36 void |
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37 ngx_http_v3_init_uni_stream(ngx_connection_t *c) |
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38 { |
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39 uint64_t n; |
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40 ngx_http_v3_session_t *h3c; |
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41 ngx_http_v3_uni_stream_t *us; |
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42 |
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43 h3c = ngx_http_v3_get_session(c); |
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44 if (h3c->hq) { |
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45 ngx_http_v3_finalize_connection(c, |
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46 NGX_HTTP_V3_ERR_STREAM_CREATION_ERROR, |
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47 "uni stream in hq mode"); |
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48 c->data = NULL; |
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49 ngx_http_v3_close_uni_stream(c); |
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50 return; |
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51 } |
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52 |
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53 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, "http3 init uni stream"); |
7681 | 54 |
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55 n = c->quic->id >> 2; |
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56 |
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57 if (n >= NGX_HTTP_V3_MAX_UNI_STREAMS) { |
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58 ngx_http_v3_finalize_connection(c, |
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59 NGX_HTTP_V3_ERR_STREAM_CREATION_ERROR, |
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60 "reached maximum number of uni streams"); |
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61 c->data = NULL; |
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62 ngx_http_v3_close_uni_stream(c); |
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63 return; |
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64 } |
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65 |
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66 ngx_quic_cancelable_stream(c); |
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67 |
7681 | 68 us = ngx_pcalloc(c->pool, sizeof(ngx_http_v3_uni_stream_t)); |
69 if (us == NULL) { | |
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70 ngx_http_v3_finalize_connection(c, |
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71 NGX_HTTP_V3_ERR_INTERNAL_ERROR, |
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72 "memory allocation error"); |
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73 c->data = NULL; |
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74 ngx_http_v3_close_uni_stream(c); |
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75 return; |
7681 | 76 } |
77 | |
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78 us->index = -1; |
7681 | 79 |
80 c->data = us; | |
81 | |
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82 c->read->handler = ngx_http_v3_uni_read_handler; |
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83 c->write->handler = ngx_http_v3_uni_dummy_write_handler; |
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84 |
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85 ngx_http_v3_uni_read_handler(c->read); |
7681 | 86 } |
87 | |
88 | |
89 static void | |
90 ngx_http_v3_close_uni_stream(ngx_connection_t *c) | |
91 { | |
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92 ngx_pool_t *pool; |
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93 ngx_http_v3_session_t *h3c; |
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94 ngx_http_v3_uni_stream_t *us; |
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95 |
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96 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, "http3 close stream"); |
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97 |
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98 us = c->data; |
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99 |
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100 if (us && us->index >= 0) { |
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101 h3c = ngx_http_v3_get_session(c); |
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102 h3c->known_streams[us->index] = NULL; |
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103 } |
7681 | 104 |
105 c->destroyed = 1; | |
106 | |
107 pool = c->pool; | |
108 | |
109 ngx_close_connection(c); | |
110 | |
111 ngx_destroy_pool(pool); | |
112 } | |
113 | |
114 | |
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115 ngx_int_t |
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116 ngx_http_v3_register_uni_stream(ngx_connection_t *c, uint64_t type) |
7681 | 117 { |
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118 ngx_int_t index; |
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119 ngx_http_v3_session_t *h3c; |
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120 ngx_http_v3_uni_stream_t *us; |
7681 | 121 |
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122 h3c = ngx_http_v3_get_session(c); |
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123 |
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124 switch (type) { |
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125 |
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126 case NGX_HTTP_V3_STREAM_ENCODER: |
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127 |
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128 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, |
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129 "http3 encoder stream"); |
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130 index = NGX_HTTP_V3_STREAM_CLIENT_ENCODER; |
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131 break; |
7681 | 132 |
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133 case NGX_HTTP_V3_STREAM_DECODER: |
7681 | 134 |
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135 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, |
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136 "http3 decoder stream"); |
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137 index = NGX_HTTP_V3_STREAM_CLIENT_DECODER; |
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138 break; |
7681 | 139 |
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140 case NGX_HTTP_V3_STREAM_CONTROL: |
7681 | 141 |
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142 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, |
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143 "http3 control stream"); |
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144 index = NGX_HTTP_V3_STREAM_CLIENT_CONTROL; |
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145 |
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146 break; |
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147 |
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148 default: |
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149 |
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150 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, c->log, 0, |
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151 "http3 stream 0x%02xL", type); |
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152 |
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153 if (h3c->known_streams[NGX_HTTP_V3_STREAM_CLIENT_ENCODER] == NULL |
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154 || h3c->known_streams[NGX_HTTP_V3_STREAM_CLIENT_DECODER] == NULL |
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HTTP/3: require mandatory uni streams before additional ones.
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8508
diff
changeset
|
155 || h3c->known_streams[NGX_HTTP_V3_STREAM_CLIENT_CONTROL] == NULL) |
d80365ca678d
HTTP/3: require mandatory uni streams before additional ones.
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8508
diff
changeset
|
156 { |
d80365ca678d
HTTP/3: require mandatory uni streams before additional ones.
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diff
changeset
|
157 ngx_log_error(NGX_LOG_INFO, c->log, 0, "missing mandatory stream"); |
d80365ca678d
HTTP/3: require mandatory uni streams before additional ones.
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8508
diff
changeset
|
158 return NGX_HTTP_V3_ERR_STREAM_CREATION_ERROR; |
d80365ca678d
HTTP/3: require mandatory uni streams before additional ones.
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8508
diff
changeset
|
159 } |
d80365ca678d
HTTP/3: require mandatory uni streams before additional ones.
Roman Arutyunyan <arut@nginx.com>
parents:
8508
diff
changeset
|
160 |
8432
345370fdd32d
HTTP/3: moved parsing uni stream type to ngx_http_v3_parse.c.
Roman Arutyunyan <arut@nginx.com>
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8431
diff
changeset
|
161 index = -1; |
345370fdd32d
HTTP/3: moved parsing uni stream type to ngx_http_v3_parse.c.
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diff
changeset
|
162 } |
7681 | 163 |
8432
345370fdd32d
HTTP/3: moved parsing uni stream type to ngx_http_v3_parse.c.
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diff
changeset
|
164 if (index >= 0) { |
345370fdd32d
HTTP/3: moved parsing uni stream type to ngx_http_v3_parse.c.
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diff
changeset
|
165 if (h3c->known_streams[index]) { |
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HTTP/3: moved parsing uni stream type to ngx_http_v3_parse.c.
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diff
changeset
|
166 ngx_log_error(NGX_LOG_INFO, c->log, 0, "stream exists"); |
345370fdd32d
HTTP/3: moved parsing uni stream type to ngx_http_v3_parse.c.
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diff
changeset
|
167 return NGX_HTTP_V3_ERR_STREAM_CREATION_ERROR; |
7681 | 168 } |
169 | |
8432
345370fdd32d
HTTP/3: moved parsing uni stream type to ngx_http_v3_parse.c.
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diff
changeset
|
170 h3c->known_streams[index] = c; |
7692
268f4389130d
Refactored HTTP/3 parser.
Roman Arutyunyan <arut@nginx.com>
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7681
diff
changeset
|
171 |
8432
345370fdd32d
HTTP/3: moved parsing uni stream type to ngx_http_v3_parse.c.
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diff
changeset
|
172 us = c->data; |
345370fdd32d
HTTP/3: moved parsing uni stream type to ngx_http_v3_parse.c.
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diff
changeset
|
173 us->index = index; |
7681 | 174 } |
175 | |
8432
345370fdd32d
HTTP/3: moved parsing uni stream type to ngx_http_v3_parse.c.
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diff
changeset
|
176 return NGX_OK; |
7681 | 177 } |
178 | |
179 | |
180 static void | |
7692
268f4389130d
Refactored HTTP/3 parser.
Roman Arutyunyan <arut@nginx.com>
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7681
diff
changeset
|
181 ngx_http_v3_uni_read_handler(ngx_event_t *rev) |
7681 | 182 { |
7692
268f4389130d
Refactored HTTP/3 parser.
Roman Arutyunyan <arut@nginx.com>
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7681
diff
changeset
|
183 u_char buf[128]; |
7681 | 184 ssize_t n; |
8563
d6e191a583cc
HTTP/3: bulk parse functions.
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diff
changeset
|
185 ngx_buf_t b; |
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HTTP/3: bulk parse functions.
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diff
changeset
|
186 ngx_int_t rc; |
7692
268f4389130d
Refactored HTTP/3 parser.
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diff
changeset
|
187 ngx_connection_t *c; |
8643
72b304f6207c
HTTP/3: traffic-based flood detection.
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diff
changeset
|
188 ngx_http_v3_session_t *h3c; |
7749
dadbc66e9fca
Simplifed handling HTTP/3 streams.
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7747
diff
changeset
|
189 ngx_http_v3_uni_stream_t *us; |
7681 | 190 |
191 c = rev->data; | |
7749
dadbc66e9fca
Simplifed handling HTTP/3 streams.
Roman Arutyunyan <arut@nginx.com>
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7747
diff
changeset
|
192 us = c->data; |
7681 | 193 |
7692
268f4389130d
Refactored HTTP/3 parser.
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diff
changeset
|
194 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, "http3 read handler"); |
7681 | 195 |
8983
37d5dddabaea
QUIC: reusable mode for main connection.
Roman Arutyunyan <arut@nginx.com>
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diff
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|
196 if (c->close) { |
37d5dddabaea
QUIC: reusable mode for main connection.
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diff
changeset
|
197 ngx_http_v3_close_uni_stream(c); |
37d5dddabaea
QUIC: reusable mode for main connection.
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diff
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|
198 return; |
37d5dddabaea
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diff
changeset
|
199 } |
37d5dddabaea
QUIC: reusable mode for main connection.
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diff
changeset
|
200 |
8563
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HTTP/3: bulk parse functions.
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diff
changeset
|
201 ngx_memzero(&b, sizeof(ngx_buf_t)); |
d6e191a583cc
HTTP/3: bulk parse functions.
Roman Arutyunyan <arut@nginx.com>
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diff
changeset
|
202 |
7681 | 203 while (rev->ready) { |
204 | |
7692
268f4389130d
Refactored HTTP/3 parser.
Roman Arutyunyan <arut@nginx.com>
parents:
7681
diff
changeset
|
205 n = c->recv(c, buf, sizeof(buf)); |
7681 | 206 |
7955
72f9ff4e0a88
HTTP/3: close QUIC connection with HTTP/QPACK errors when needed.
Roman Arutyunyan <arut@nginx.com>
parents:
7951
diff
changeset
|
207 if (n == NGX_ERROR) { |
72f9ff4e0a88
HTTP/3: close QUIC connection with HTTP/QPACK errors when needed.
Roman Arutyunyan <arut@nginx.com>
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7951
diff
changeset
|
208 rc = NGX_HTTP_V3_ERR_INTERNAL_ERROR; |
7681 | 209 goto failed; |
210 } | |
211 | |
7955
72f9ff4e0a88
HTTP/3: close QUIC connection with HTTP/QPACK errors when needed.
Roman Arutyunyan <arut@nginx.com>
parents:
7951
diff
changeset
|
212 if (n == 0) { |
72f9ff4e0a88
HTTP/3: close QUIC connection with HTTP/QPACK errors when needed.
Roman Arutyunyan <arut@nginx.com>
parents:
7951
diff
changeset
|
213 if (us->index >= 0) { |
72f9ff4e0a88
HTTP/3: close QUIC connection with HTTP/QPACK errors when needed.
Roman Arutyunyan <arut@nginx.com>
parents:
7951
diff
changeset
|
214 rc = NGX_HTTP_V3_ERR_CLOSED_CRITICAL_STREAM; |
72f9ff4e0a88
HTTP/3: close QUIC connection with HTTP/QPACK errors when needed.
Roman Arutyunyan <arut@nginx.com>
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7951
diff
changeset
|
215 goto failed; |
72f9ff4e0a88
HTTP/3: close QUIC connection with HTTP/QPACK errors when needed.
Roman Arutyunyan <arut@nginx.com>
parents:
7951
diff
changeset
|
216 } |
72f9ff4e0a88
HTTP/3: close QUIC connection with HTTP/QPACK errors when needed.
Roman Arutyunyan <arut@nginx.com>
parents:
7951
diff
changeset
|
217 |
72f9ff4e0a88
HTTP/3: close QUIC connection with HTTP/QPACK errors when needed.
Roman Arutyunyan <arut@nginx.com>
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7951
diff
changeset
|
218 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, "http3 read eof"); |
72f9ff4e0a88
HTTP/3: close QUIC connection with HTTP/QPACK errors when needed.
Roman Arutyunyan <arut@nginx.com>
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7951
diff
changeset
|
219 ngx_http_v3_close_uni_stream(c); |
72f9ff4e0a88
HTTP/3: close QUIC connection with HTTP/QPACK errors when needed.
Roman Arutyunyan <arut@nginx.com>
parents:
7951
diff
changeset
|
220 return; |
72f9ff4e0a88
HTTP/3: close QUIC connection with HTTP/QPACK errors when needed.
Roman Arutyunyan <arut@nginx.com>
parents:
7951
diff
changeset
|
221 } |
72f9ff4e0a88
HTTP/3: close QUIC connection with HTTP/QPACK errors when needed.
Roman Arutyunyan <arut@nginx.com>
parents:
7951
diff
changeset
|
222 |
7692
268f4389130d
Refactored HTTP/3 parser.
Roman Arutyunyan <arut@nginx.com>
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7681
diff
changeset
|
223 if (n == NGX_AGAIN) { |
7681 | 224 break; |
225 } | |
226 | |
8563
d6e191a583cc
HTTP/3: bulk parse functions.
Roman Arutyunyan <arut@nginx.com>
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8549
diff
changeset
|
227 b.pos = buf; |
d6e191a583cc
HTTP/3: bulk parse functions.
Roman Arutyunyan <arut@nginx.com>
parents:
8549
diff
changeset
|
228 b.last = buf + n; |
7681 | 229 |
8643
72b304f6207c
HTTP/3: traffic-based flood detection.
Roman Arutyunyan <arut@nginx.com>
parents:
8641
diff
changeset
|
230 h3c = ngx_http_v3_get_session(c); |
72b304f6207c
HTTP/3: traffic-based flood detection.
Roman Arutyunyan <arut@nginx.com>
parents:
8641
diff
changeset
|
231 h3c->total_bytes += n; |
72b304f6207c
HTTP/3: traffic-based flood detection.
Roman Arutyunyan <arut@nginx.com>
parents:
8641
diff
changeset
|
232 |
72b304f6207c
HTTP/3: traffic-based flood detection.
Roman Arutyunyan <arut@nginx.com>
parents:
8641
diff
changeset
|
233 if (ngx_http_v3_check_flood(c) != NGX_OK) { |
72b304f6207c
HTTP/3: traffic-based flood detection.
Roman Arutyunyan <arut@nginx.com>
parents:
8641
diff
changeset
|
234 ngx_http_v3_close_uni_stream(c); |
72b304f6207c
HTTP/3: traffic-based flood detection.
Roman Arutyunyan <arut@nginx.com>
parents:
8641
diff
changeset
|
235 return; |
72b304f6207c
HTTP/3: traffic-based flood detection.
Roman Arutyunyan <arut@nginx.com>
parents:
8641
diff
changeset
|
236 } |
72b304f6207c
HTTP/3: traffic-based flood detection.
Roman Arutyunyan <arut@nginx.com>
parents:
8641
diff
changeset
|
237 |
8563
d6e191a583cc
HTTP/3: bulk parse functions.
Roman Arutyunyan <arut@nginx.com>
parents:
8549
diff
changeset
|
238 rc = ngx_http_v3_parse_uni(c, &us->parse, &b); |
7681 | 239 |
8563
d6e191a583cc
HTTP/3: bulk parse functions.
Roman Arutyunyan <arut@nginx.com>
parents:
8549
diff
changeset
|
240 if (rc == NGX_DONE) { |
d6e191a583cc
HTTP/3: bulk parse functions.
Roman Arutyunyan <arut@nginx.com>
parents:
8549
diff
changeset
|
241 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, |
d6e191a583cc
HTTP/3: bulk parse functions.
Roman Arutyunyan <arut@nginx.com>
parents:
8549
diff
changeset
|
242 "http3 read done"); |
d6e191a583cc
HTTP/3: bulk parse functions.
Roman Arutyunyan <arut@nginx.com>
parents:
8549
diff
changeset
|
243 ngx_http_v3_close_uni_stream(c); |
d6e191a583cc
HTTP/3: bulk parse functions.
Roman Arutyunyan <arut@nginx.com>
parents:
8549
diff
changeset
|
244 return; |
d6e191a583cc
HTTP/3: bulk parse functions.
Roman Arutyunyan <arut@nginx.com>
parents:
8549
diff
changeset
|
245 } |
7955
72f9ff4e0a88
HTTP/3: close QUIC connection with HTTP/QPACK errors when needed.
Roman Arutyunyan <arut@nginx.com>
parents:
7951
diff
changeset
|
246 |
8563
d6e191a583cc
HTTP/3: bulk parse functions.
Roman Arutyunyan <arut@nginx.com>
parents:
8549
diff
changeset
|
247 if (rc > 0) { |
d6e191a583cc
HTTP/3: bulk parse functions.
Roman Arutyunyan <arut@nginx.com>
parents:
8549
diff
changeset
|
248 goto failed; |
d6e191a583cc
HTTP/3: bulk parse functions.
Roman Arutyunyan <arut@nginx.com>
parents:
8549
diff
changeset
|
249 } |
7681 | 250 |
8563
d6e191a583cc
HTTP/3: bulk parse functions.
Roman Arutyunyan <arut@nginx.com>
parents:
8549
diff
changeset
|
251 if (rc != NGX_AGAIN) { |
d6e191a583cc
HTTP/3: bulk parse functions.
Roman Arutyunyan <arut@nginx.com>
parents:
8549
diff
changeset
|
252 rc = NGX_HTTP_V3_ERR_GENERAL_PROTOCOL_ERROR; |
d6e191a583cc
HTTP/3: bulk parse functions.
Roman Arutyunyan <arut@nginx.com>
parents:
8549
diff
changeset
|
253 goto failed; |
7681 | 254 } |
255 } | |
256 | |
257 if (ngx_handle_read_event(rev, 0) != NGX_OK) { | |
7955
72f9ff4e0a88
HTTP/3: close QUIC connection with HTTP/QPACK errors when needed.
Roman Arutyunyan <arut@nginx.com>
parents:
7951
diff
changeset
|
258 rc = NGX_HTTP_V3_ERR_INTERNAL_ERROR; |
7681 | 259 goto failed; |
260 } | |
261 | |
262 return; | |
263 | |
264 failed: | |
265 | |
7955
72f9ff4e0a88
HTTP/3: close QUIC connection with HTTP/QPACK errors when needed.
Roman Arutyunyan <arut@nginx.com>
parents:
7951
diff
changeset
|
266 ngx_http_v3_finalize_connection(c, rc, "stream error"); |
7681 | 267 ngx_http_v3_close_uni_stream(c); |
268 } | |
269 | |
270 | |
7747
618a65de08b3
When closing a QUIC connection, wait for all streams to finish.
Roman Arutyunyan <arut@nginx.com>
parents:
7694
diff
changeset
|
271 static void |
8826
3436b441239b
HTTP/3: proper uni stream closure detection.
Roman Arutyunyan <arut@nginx.com>
parents:
8714
diff
changeset
|
272 ngx_http_v3_uni_dummy_read_handler(ngx_event_t *rev) |
3436b441239b
HTTP/3: proper uni stream closure detection.
Roman Arutyunyan <arut@nginx.com>
parents:
8714
diff
changeset
|
273 { |
3436b441239b
HTTP/3: proper uni stream closure detection.
Roman Arutyunyan <arut@nginx.com>
parents:
8714
diff
changeset
|
274 u_char ch; |
3436b441239b
HTTP/3: proper uni stream closure detection.
Roman Arutyunyan <arut@nginx.com>
parents:
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diff
changeset
|
275 ngx_connection_t *c; |
3436b441239b
HTTP/3: proper uni stream closure detection.
Roman Arutyunyan <arut@nginx.com>
parents:
8714
diff
changeset
|
276 |
3436b441239b
HTTP/3: proper uni stream closure detection.
Roman Arutyunyan <arut@nginx.com>
parents:
8714
diff
changeset
|
277 c = rev->data; |
3436b441239b
HTTP/3: proper uni stream closure detection.
Roman Arutyunyan <arut@nginx.com>
parents:
8714
diff
changeset
|
278 |
3436b441239b
HTTP/3: proper uni stream closure detection.
Roman Arutyunyan <arut@nginx.com>
parents:
8714
diff
changeset
|
279 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, "http3 dummy read handler"); |
3436b441239b
HTTP/3: proper uni stream closure detection.
Roman Arutyunyan <arut@nginx.com>
parents:
8714
diff
changeset
|
280 |
8983
37d5dddabaea
QUIC: reusable mode for main connection.
Roman Arutyunyan <arut@nginx.com>
parents:
8855
diff
changeset
|
281 if (c->close) { |
37d5dddabaea
QUIC: reusable mode for main connection.
Roman Arutyunyan <arut@nginx.com>
parents:
8855
diff
changeset
|
282 ngx_http_v3_close_uni_stream(c); |
37d5dddabaea
QUIC: reusable mode for main connection.
Roman Arutyunyan <arut@nginx.com>
parents:
8855
diff
changeset
|
283 return; |
37d5dddabaea
QUIC: reusable mode for main connection.
Roman Arutyunyan <arut@nginx.com>
parents:
8855
diff
changeset
|
284 } |
37d5dddabaea
QUIC: reusable mode for main connection.
Roman Arutyunyan <arut@nginx.com>
parents:
8855
diff
changeset
|
285 |
8826
3436b441239b
HTTP/3: proper uni stream closure detection.
Roman Arutyunyan <arut@nginx.com>
parents:
8714
diff
changeset
|
286 if (rev->ready) { |
3436b441239b
HTTP/3: proper uni stream closure detection.
Roman Arutyunyan <arut@nginx.com>
parents:
8714
diff
changeset
|
287 if (c->recv(c, &ch, 1) != 0) { |
3436b441239b
HTTP/3: proper uni stream closure detection.
Roman Arutyunyan <arut@nginx.com>
parents:
8714
diff
changeset
|
288 ngx_http_v3_finalize_connection(c, NGX_HTTP_V3_ERR_NO_ERROR, NULL); |
3436b441239b
HTTP/3: proper uni stream closure detection.
Roman Arutyunyan <arut@nginx.com>
parents:
8714
diff
changeset
|
289 ngx_http_v3_close_uni_stream(c); |
3436b441239b
HTTP/3: proper uni stream closure detection.
Roman Arutyunyan <arut@nginx.com>
parents:
8714
diff
changeset
|
290 return; |
3436b441239b
HTTP/3: proper uni stream closure detection.
Roman Arutyunyan <arut@nginx.com>
parents:
8714
diff
changeset
|
291 } |
3436b441239b
HTTP/3: proper uni stream closure detection.
Roman Arutyunyan <arut@nginx.com>
parents:
8714
diff
changeset
|
292 } |
3436b441239b
HTTP/3: proper uni stream closure detection.
Roman Arutyunyan <arut@nginx.com>
parents:
8714
diff
changeset
|
293 |
3436b441239b
HTTP/3: proper uni stream closure detection.
Roman Arutyunyan <arut@nginx.com>
parents:
8714
diff
changeset
|
294 if (ngx_handle_read_event(rev, 0) != NGX_OK) { |
3436b441239b
HTTP/3: proper uni stream closure detection.
Roman Arutyunyan <arut@nginx.com>
parents:
8714
diff
changeset
|
295 ngx_http_v3_finalize_connection(c, NGX_HTTP_V3_ERR_INTERNAL_ERROR, |
3436b441239b
HTTP/3: proper uni stream closure detection.
Roman Arutyunyan <arut@nginx.com>
parents:
8714
diff
changeset
|
296 NULL); |
3436b441239b
HTTP/3: proper uni stream closure detection.
Roman Arutyunyan <arut@nginx.com>
parents:
8714
diff
changeset
|
297 ngx_http_v3_close_uni_stream(c); |
3436b441239b
HTTP/3: proper uni stream closure detection.
Roman Arutyunyan <arut@nginx.com>
parents:
8714
diff
changeset
|
298 } |
3436b441239b
HTTP/3: proper uni stream closure detection.
Roman Arutyunyan <arut@nginx.com>
parents:
8714
diff
changeset
|
299 } |
3436b441239b
HTTP/3: proper uni stream closure detection.
Roman Arutyunyan <arut@nginx.com>
parents:
8714
diff
changeset
|
300 |
3436b441239b
HTTP/3: proper uni stream closure detection.
Roman Arutyunyan <arut@nginx.com>
parents:
8714
diff
changeset
|
301 |
3436b441239b
HTTP/3: proper uni stream closure detection.
Roman Arutyunyan <arut@nginx.com>
parents:
8714
diff
changeset
|
302 static void |
3436b441239b
HTTP/3: proper uni stream closure detection.
Roman Arutyunyan <arut@nginx.com>
parents:
8714
diff
changeset
|
303 ngx_http_v3_uni_dummy_write_handler(ngx_event_t *wev) |
7747
618a65de08b3
When closing a QUIC connection, wait for all streams to finish.
Roman Arutyunyan <arut@nginx.com>
parents:
7694
diff
changeset
|
304 { |
618a65de08b3
When closing a QUIC connection, wait for all streams to finish.
Roman Arutyunyan <arut@nginx.com>
parents:
7694
diff
changeset
|
305 ngx_connection_t *c; |
618a65de08b3
When closing a QUIC connection, wait for all streams to finish.
Roman Arutyunyan <arut@nginx.com>
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diff
changeset
|
306 |
618a65de08b3
When closing a QUIC connection, wait for all streams to finish.
Roman Arutyunyan <arut@nginx.com>
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diff
changeset
|
307 c = wev->data; |
618a65de08b3
When closing a QUIC connection, wait for all streams to finish.
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parents:
7694
diff
changeset
|
308 |
618a65de08b3
When closing a QUIC connection, wait for all streams to finish.
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parents:
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diff
changeset
|
309 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, "http3 dummy write handler"); |
618a65de08b3
When closing a QUIC connection, wait for all streams to finish.
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parents:
7694
diff
changeset
|
310 |
618a65de08b3
When closing a QUIC connection, wait for all streams to finish.
Roman Arutyunyan <arut@nginx.com>
parents:
7694
diff
changeset
|
311 if (ngx_handle_write_event(wev, 0) != NGX_OK) { |
7955
72f9ff4e0a88
HTTP/3: close QUIC connection with HTTP/QPACK errors when needed.
Roman Arutyunyan <arut@nginx.com>
parents:
7951
diff
changeset
|
312 ngx_http_v3_finalize_connection(c, NGX_HTTP_V3_ERR_INTERNAL_ERROR, |
72f9ff4e0a88
HTTP/3: close QUIC connection with HTTP/QPACK errors when needed.
Roman Arutyunyan <arut@nginx.com>
parents:
7951
diff
changeset
|
313 NULL); |
7747
618a65de08b3
When closing a QUIC connection, wait for all streams to finish.
Roman Arutyunyan <arut@nginx.com>
parents:
7694
diff
changeset
|
314 ngx_http_v3_close_uni_stream(c); |
618a65de08b3
When closing a QUIC connection, wait for all streams to finish.
Roman Arutyunyan <arut@nginx.com>
parents:
7694
diff
changeset
|
315 } |
618a65de08b3
When closing a QUIC connection, wait for all streams to finish.
Roman Arutyunyan <arut@nginx.com>
parents:
7694
diff
changeset
|
316 } |
618a65de08b3
When closing a QUIC connection, wait for all streams to finish.
Roman Arutyunyan <arut@nginx.com>
parents:
7694
diff
changeset
|
317 |
618a65de08b3
When closing a QUIC connection, wait for all streams to finish.
Roman Arutyunyan <arut@nginx.com>
parents:
7694
diff
changeset
|
318 |
8015 | 319 ngx_connection_t * |
320 ngx_http_v3_create_push_stream(ngx_connection_t *c, uint64_t push_id) | |
321 { | |
8430
67f0eb150047
HTTP/3: renamed ngx_http_v3_connection_t to ngx_http_v3_session_t.
Roman Arutyunyan <arut@nginx.com>
parents:
8429
diff
changeset
|
322 u_char *p, buf[NGX_HTTP_V3_VARLEN_INT_LEN * 2]; |
67f0eb150047
HTTP/3: renamed ngx_http_v3_connection_t to ngx_http_v3_session_t.
Roman Arutyunyan <arut@nginx.com>
parents:
8429
diff
changeset
|
323 size_t n; |
67f0eb150047
HTTP/3: renamed ngx_http_v3_connection_t to ngx_http_v3_session_t.
Roman Arutyunyan <arut@nginx.com>
parents:
8429
diff
changeset
|
324 ngx_connection_t *sc; |
67f0eb150047
HTTP/3: renamed ngx_http_v3_connection_t to ngx_http_v3_session_t.
Roman Arutyunyan <arut@nginx.com>
parents:
8429
diff
changeset
|
325 ngx_pool_cleanup_t *cln; |
67f0eb150047
HTTP/3: renamed ngx_http_v3_connection_t to ngx_http_v3_session_t.
Roman Arutyunyan <arut@nginx.com>
parents:
8429
diff
changeset
|
326 ngx_http_v3_push_t *push; |
67f0eb150047
HTTP/3: renamed ngx_http_v3_connection_t to ngx_http_v3_session_t.
Roman Arutyunyan <arut@nginx.com>
parents:
8429
diff
changeset
|
327 ngx_http_v3_session_t *h3c; |
8015 | 328 |
329 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, c->log, 0, | |
330 "http3 create push stream id:%uL", push_id); | |
331 | |
332 sc = ngx_quic_open_stream(c, 0); | |
333 if (sc == NULL) { | |
8691
925572184d4a
HTTP/3: adjusted QUIC connection finalization.
Roman Arutyunyan <arut@nginx.com>
parents:
8643
diff
changeset
|
334 goto failed; |
8015 | 335 } |
336 | |
337 p = buf; | |
338 p = (u_char *) ngx_http_v3_encode_varlen_int(p, NGX_HTTP_V3_STREAM_PUSH); | |
339 p = (u_char *) ngx_http_v3_encode_varlen_int(p, push_id); | |
340 n = p - buf; | |
341 | |
8643
72b304f6207c
HTTP/3: traffic-based flood detection.
Roman Arutyunyan <arut@nginx.com>
parents:
8641
diff
changeset
|
342 h3c = ngx_http_v3_get_session(c); |
72b304f6207c
HTTP/3: traffic-based flood detection.
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parents:
8641
diff
changeset
|
343 h3c->total_bytes += n; |
72b304f6207c
HTTP/3: traffic-based flood detection.
Roman Arutyunyan <arut@nginx.com>
parents:
8641
diff
changeset
|
344 |
8015 | 345 if (sc->send(sc, buf, n) != (ssize_t) n) { |
346 goto failed; | |
347 } | |
348 | |
349 cln = ngx_pool_cleanup_add(sc->pool, sizeof(ngx_http_v3_push_t)); | |
350 if (cln == NULL) { | |
351 goto failed; | |
352 } | |
353 | |
354 h3c->npushing++; | |
355 | |
356 cln->handler = ngx_http_v3_push_cleanup; | |
357 | |
358 push = cln->data; | |
359 push->id = push_id; | |
360 push->connection = sc; | |
361 push->npushing = &h3c->npushing; | |
362 | |
363 ngx_queue_insert_tail(&h3c->pushing, &push->queue); | |
364 | |
365 return sc; | |
366 | |
367 failed: | |
368 | |
8691
925572184d4a
HTTP/3: adjusted QUIC connection finalization.
Roman Arutyunyan <arut@nginx.com>
parents:
8643
diff
changeset
|
369 ngx_log_error(NGX_LOG_ERR, c->log, 0, "failed to create push stream"); |
925572184d4a
HTTP/3: adjusted QUIC connection finalization.
Roman Arutyunyan <arut@nginx.com>
parents:
8643
diff
changeset
|
370 |
925572184d4a
HTTP/3: adjusted QUIC connection finalization.
Roman Arutyunyan <arut@nginx.com>
parents:
8643
diff
changeset
|
371 ngx_http_v3_finalize_connection(c, NGX_HTTP_V3_ERR_STREAM_CREATION_ERROR, |
925572184d4a
HTTP/3: adjusted QUIC connection finalization.
Roman Arutyunyan <arut@nginx.com>
parents:
8643
diff
changeset
|
372 "failed to create push stream"); |
925572184d4a
HTTP/3: adjusted QUIC connection finalization.
Roman Arutyunyan <arut@nginx.com>
parents:
8643
diff
changeset
|
373 if (sc) { |
925572184d4a
HTTP/3: adjusted QUIC connection finalization.
Roman Arutyunyan <arut@nginx.com>
parents:
8643
diff
changeset
|
374 ngx_http_v3_close_uni_stream(sc); |
925572184d4a
HTTP/3: adjusted QUIC connection finalization.
Roman Arutyunyan <arut@nginx.com>
parents:
8643
diff
changeset
|
375 } |
8015 | 376 |
377 return NULL; | |
378 } | |
379 | |
380 | |
381 static void | |
382 ngx_http_v3_push_cleanup(void *data) | |
383 { | |
384 ngx_http_v3_push_t *push = data; | |
385 | |
386 ngx_queue_remove(&push->queue); | |
387 (*push->npushing)--; | |
388 } | |
389 | |
390 | |
7681 | 391 static ngx_connection_t * |
7749
dadbc66e9fca
Simplifed handling HTTP/3 streams.
Roman Arutyunyan <arut@nginx.com>
parents:
7747
diff
changeset
|
392 ngx_http_v3_get_uni_stream(ngx_connection_t *c, ngx_uint_t type) |
7681 | 393 { |
394 u_char buf[NGX_HTTP_V3_VARLEN_INT_LEN]; | |
395 size_t n; | |
7749
dadbc66e9fca
Simplifed handling HTTP/3 streams.
Roman Arutyunyan <arut@nginx.com>
parents:
7747
diff
changeset
|
396 ngx_int_t index; |
7681 | 397 ngx_connection_t *sc; |
8430
67f0eb150047
HTTP/3: renamed ngx_http_v3_connection_t to ngx_http_v3_session_t.
Roman Arutyunyan <arut@nginx.com>
parents:
8429
diff
changeset
|
398 ngx_http_v3_session_t *h3c; |
7681 | 399 ngx_http_v3_uni_stream_t *us; |
400 | |
7749
dadbc66e9fca
Simplifed handling HTTP/3 streams.
Roman Arutyunyan <arut@nginx.com>
parents:
7747
diff
changeset
|
401 switch (type) { |
dadbc66e9fca
Simplifed handling HTTP/3 streams.
Roman Arutyunyan <arut@nginx.com>
parents:
7747
diff
changeset
|
402 case NGX_HTTP_V3_STREAM_ENCODER: |
dadbc66e9fca
Simplifed handling HTTP/3 streams.
Roman Arutyunyan <arut@nginx.com>
parents:
7747
diff
changeset
|
403 index = NGX_HTTP_V3_STREAM_SERVER_ENCODER; |
dadbc66e9fca
Simplifed handling HTTP/3 streams.
Roman Arutyunyan <arut@nginx.com>
parents:
7747
diff
changeset
|
404 break; |
dadbc66e9fca
Simplifed handling HTTP/3 streams.
Roman Arutyunyan <arut@nginx.com>
parents:
7747
diff
changeset
|
405 case NGX_HTTP_V3_STREAM_DECODER: |
dadbc66e9fca
Simplifed handling HTTP/3 streams.
Roman Arutyunyan <arut@nginx.com>
parents:
7747
diff
changeset
|
406 index = NGX_HTTP_V3_STREAM_SERVER_DECODER; |
dadbc66e9fca
Simplifed handling HTTP/3 streams.
Roman Arutyunyan <arut@nginx.com>
parents:
7747
diff
changeset
|
407 break; |
dadbc66e9fca
Simplifed handling HTTP/3 streams.
Roman Arutyunyan <arut@nginx.com>
parents:
7747
diff
changeset
|
408 case NGX_HTTP_V3_STREAM_CONTROL: |
dadbc66e9fca
Simplifed handling HTTP/3 streams.
Roman Arutyunyan <arut@nginx.com>
parents:
7747
diff
changeset
|
409 index = NGX_HTTP_V3_STREAM_SERVER_CONTROL; |
dadbc66e9fca
Simplifed handling HTTP/3 streams.
Roman Arutyunyan <arut@nginx.com>
parents:
7747
diff
changeset
|
410 break; |
dadbc66e9fca
Simplifed handling HTTP/3 streams.
Roman Arutyunyan <arut@nginx.com>
parents:
7747
diff
changeset
|
411 default: |
dadbc66e9fca
Simplifed handling HTTP/3 streams.
Roman Arutyunyan <arut@nginx.com>
parents:
7747
diff
changeset
|
412 index = -1; |
dadbc66e9fca
Simplifed handling HTTP/3 streams.
Roman Arutyunyan <arut@nginx.com>
parents:
7747
diff
changeset
|
413 } |
dadbc66e9fca
Simplifed handling HTTP/3 streams.
Roman Arutyunyan <arut@nginx.com>
parents:
7747
diff
changeset
|
414 |
8428
40d710a66aef
HTTP/3: ngx_http_v3_get_session() macro.
Roman Arutyunyan <arut@nginx.com>
parents:
8427
diff
changeset
|
415 h3c = ngx_http_v3_get_session(c); |
7749
dadbc66e9fca
Simplifed handling HTTP/3 streams.
Roman Arutyunyan <arut@nginx.com>
parents:
7747
diff
changeset
|
416 |
dadbc66e9fca
Simplifed handling HTTP/3 streams.
Roman Arutyunyan <arut@nginx.com>
parents:
7747
diff
changeset
|
417 if (index >= 0) { |
dadbc66e9fca
Simplifed handling HTTP/3 streams.
Roman Arutyunyan <arut@nginx.com>
parents:
7747
diff
changeset
|
418 if (h3c->known_streams[index]) { |
dadbc66e9fca
Simplifed handling HTTP/3 streams.
Roman Arutyunyan <arut@nginx.com>
parents:
7747
diff
changeset
|
419 return h3c->known_streams[index]; |
dadbc66e9fca
Simplifed handling HTTP/3 streams.
Roman Arutyunyan <arut@nginx.com>
parents:
7747
diff
changeset
|
420 } |
dadbc66e9fca
Simplifed handling HTTP/3 streams.
Roman Arutyunyan <arut@nginx.com>
parents:
7747
diff
changeset
|
421 } |
dadbc66e9fca
Simplifed handling HTTP/3 streams.
Roman Arutyunyan <arut@nginx.com>
parents:
7747
diff
changeset
|
422 |
8013
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8010
diff
changeset
|
423 sc = ngx_quic_open_stream(c, 0); |
7681 | 424 if (sc == NULL) { |
8691
925572184d4a
HTTP/3: adjusted QUIC connection finalization.
Roman Arutyunyan <arut@nginx.com>
parents:
8643
diff
changeset
|
425 goto failed; |
7681 | 426 } |
427 | |
8983
37d5dddabaea
QUIC: reusable mode for main connection.
Roman Arutyunyan <arut@nginx.com>
parents:
8855
diff
changeset
|
428 ngx_quic_cancelable_stream(sc); |
8359
fc64ab301bad
QUIC: connection shutdown.
Roman Arutyunyan <arut@nginx.com>
parents:
8358
diff
changeset
|
429 |
7681 | 430 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, c->log, 0, |
431 "http3 create uni stream, type:%ui", type); | |
432 | |
433 us = ngx_pcalloc(sc->pool, sizeof(ngx_http_v3_uni_stream_t)); | |
434 if (us == NULL) { | |
435 goto failed; | |
436 } | |
437 | |
7749
dadbc66e9fca
Simplifed handling HTTP/3 streams.
Roman Arutyunyan <arut@nginx.com>
parents:
7747
diff
changeset
|
438 us->index = index; |
dadbc66e9fca
Simplifed handling HTTP/3 streams.
Roman Arutyunyan <arut@nginx.com>
parents:
7747
diff
changeset
|
439 |
7681 | 440 sc->data = us; |
441 | |
8826
3436b441239b
HTTP/3: proper uni stream closure detection.
Roman Arutyunyan <arut@nginx.com>
parents:
8714
diff
changeset
|
442 sc->read->handler = ngx_http_v3_uni_dummy_read_handler; |
3436b441239b
HTTP/3: proper uni stream closure detection.
Roman Arutyunyan <arut@nginx.com>
parents:
8714
diff
changeset
|
443 sc->write->handler = ngx_http_v3_uni_dummy_write_handler; |
7747
618a65de08b3
When closing a QUIC connection, wait for all streams to finish.
Roman Arutyunyan <arut@nginx.com>
parents:
7694
diff
changeset
|
444 |
7880
c101438c69a4
HTTP/3: prevent array access by negative index for unknown streams.
Roman Arutyunyan <arut@nginx.com>
parents:
7839
diff
changeset
|
445 if (index >= 0) { |
c101438c69a4
HTTP/3: prevent array access by negative index for unknown streams.
Roman Arutyunyan <arut@nginx.com>
parents:
7839
diff
changeset
|
446 h3c->known_streams[index] = sc; |
c101438c69a4
HTTP/3: prevent array access by negative index for unknown streams.
Roman Arutyunyan <arut@nginx.com>
parents:
7839
diff
changeset
|
447 } |
7681 | 448 |
449 n = (u_char *) ngx_http_v3_encode_varlen_int(buf, type) - buf; | |
450 | |
8643
72b304f6207c
HTTP/3: traffic-based flood detection.
Roman Arutyunyan <arut@nginx.com>
parents:
8641
diff
changeset
|
451 h3c = ngx_http_v3_get_session(c); |
72b304f6207c
HTTP/3: traffic-based flood detection.
Roman Arutyunyan <arut@nginx.com>
parents:
8641
diff
changeset
|
452 h3c->total_bytes += n; |
72b304f6207c
HTTP/3: traffic-based flood detection.
Roman Arutyunyan <arut@nginx.com>
parents:
8641
diff
changeset
|
453 |
7681 | 454 if (sc->send(sc, buf, n) != (ssize_t) n) { |
455 goto failed; | |
456 } | |
457 | |
8826
3436b441239b
HTTP/3: proper uni stream closure detection.
Roman Arutyunyan <arut@nginx.com>
parents:
8714
diff
changeset
|
458 ngx_post_event(sc->read, &ngx_posted_events); |
3436b441239b
HTTP/3: proper uni stream closure detection.
Roman Arutyunyan <arut@nginx.com>
parents:
8714
diff
changeset
|
459 |
7681 | 460 return sc; |
461 | |
462 failed: | |
463 | |
8691
925572184d4a
HTTP/3: adjusted QUIC connection finalization.
Roman Arutyunyan <arut@nginx.com>
parents:
8643
diff
changeset
|
464 ngx_log_error(NGX_LOG_ERR, c->log, 0, "failed to create server stream"); |
925572184d4a
HTTP/3: adjusted QUIC connection finalization.
Roman Arutyunyan <arut@nginx.com>
parents:
8643
diff
changeset
|
465 |
925572184d4a
HTTP/3: adjusted QUIC connection finalization.
Roman Arutyunyan <arut@nginx.com>
parents:
8643
diff
changeset
|
466 ngx_http_v3_finalize_connection(c, NGX_HTTP_V3_ERR_STREAM_CREATION_ERROR, |
925572184d4a
HTTP/3: adjusted QUIC connection finalization.
Roman Arutyunyan <arut@nginx.com>
parents:
8643
diff
changeset
|
467 "failed to create server stream"); |
925572184d4a
HTTP/3: adjusted QUIC connection finalization.
Roman Arutyunyan <arut@nginx.com>
parents:
8643
diff
changeset
|
468 if (sc) { |
925572184d4a
HTTP/3: adjusted QUIC connection finalization.
Roman Arutyunyan <arut@nginx.com>
parents:
8643
diff
changeset
|
469 ngx_http_v3_close_uni_stream(sc); |
925572184d4a
HTTP/3: adjusted QUIC connection finalization.
Roman Arutyunyan <arut@nginx.com>
parents:
8643
diff
changeset
|
470 } |
7681 | 471 |
472 return NULL; | |
473 } | |
474 | |
475 | |
8434
f4d3f5d93a82
HTTP/3: moved session initialization to a separate file.
Roman Arutyunyan <arut@nginx.com>
parents:
8432
diff
changeset
|
476 ngx_int_t |
7951
c9538aef3211
HTTP/3: refactored dynamic table implementation.
Roman Arutyunyan <arut@nginx.com>
parents:
7880
diff
changeset
|
477 ngx_http_v3_send_settings(ngx_connection_t *c) |
c9538aef3211
HTTP/3: refactored dynamic table implementation.
Roman Arutyunyan <arut@nginx.com>
parents:
7880
diff
changeset
|
478 { |
8429
9ec3e71f8a61
HTTP/3: reference h3c directly from ngx_http_connection_t.
Roman Arutyunyan <arut@nginx.com>
parents:
8428
diff
changeset
|
479 u_char *p, buf[NGX_HTTP_V3_VARLEN_INT_LEN * 6]; |
9ec3e71f8a61
HTTP/3: reference h3c directly from ngx_http_connection_t.
Roman Arutyunyan <arut@nginx.com>
parents:
8428
diff
changeset
|
480 size_t n; |
9ec3e71f8a61
HTTP/3: reference h3c directly from ngx_http_connection_t.
Roman Arutyunyan <arut@nginx.com>
parents:
8428
diff
changeset
|
481 ngx_connection_t *cc; |
8643
72b304f6207c
HTTP/3: traffic-based flood detection.
Roman Arutyunyan <arut@nginx.com>
parents:
8641
diff
changeset
|
482 ngx_http_v3_session_t *h3c; |
8429
9ec3e71f8a61
HTTP/3: reference h3c directly from ngx_http_connection_t.
Roman Arutyunyan <arut@nginx.com>
parents:
8428
diff
changeset
|
483 ngx_http_v3_srv_conf_t *h3scf; |
8013
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8010
diff
changeset
|
484 |
7951
c9538aef3211
HTTP/3: refactored dynamic table implementation.
Roman Arutyunyan <arut@nginx.com>
parents:
7880
diff
changeset
|
485 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, "http3 send settings"); |
c9538aef3211
HTTP/3: refactored dynamic table implementation.
Roman Arutyunyan <arut@nginx.com>
parents:
7880
diff
changeset
|
486 |
c9538aef3211
HTTP/3: refactored dynamic table implementation.
Roman Arutyunyan <arut@nginx.com>
parents:
7880
diff
changeset
|
487 cc = ngx_http_v3_get_uni_stream(c, NGX_HTTP_V3_STREAM_CONTROL); |
c9538aef3211
HTTP/3: refactored dynamic table implementation.
Roman Arutyunyan <arut@nginx.com>
parents:
7880
diff
changeset
|
488 if (cc == NULL) { |
8691
925572184d4a
HTTP/3: adjusted QUIC connection finalization.
Roman Arutyunyan <arut@nginx.com>
parents:
8643
diff
changeset
|
489 return NGX_ERROR; |
7951
c9538aef3211
HTTP/3: refactored dynamic table implementation.
Roman Arutyunyan <arut@nginx.com>
parents:
7880
diff
changeset
|
490 } |
c9538aef3211
HTTP/3: refactored dynamic table implementation.
Roman Arutyunyan <arut@nginx.com>
parents:
7880
diff
changeset
|
491 |
8429
9ec3e71f8a61
HTTP/3: reference h3c directly from ngx_http_connection_t.
Roman Arutyunyan <arut@nginx.com>
parents:
8428
diff
changeset
|
492 h3scf = ngx_http_v3_get_module_srv_conf(c, ngx_http_v3_module); |
7951
c9538aef3211
HTTP/3: refactored dynamic table implementation.
Roman Arutyunyan <arut@nginx.com>
parents:
7880
diff
changeset
|
493 |
c9538aef3211
HTTP/3: refactored dynamic table implementation.
Roman Arutyunyan <arut@nginx.com>
parents:
7880
diff
changeset
|
494 n = ngx_http_v3_encode_varlen_int(NULL, |
c9538aef3211
HTTP/3: refactored dynamic table implementation.
Roman Arutyunyan <arut@nginx.com>
parents:
7880
diff
changeset
|
495 NGX_HTTP_V3_PARAM_MAX_TABLE_CAPACITY); |
8010
65c1fc5fae15
HTTP/3: renamed server configuration variables from v3cf to h3scf.
Roman Arutyunyan <arut@nginx.com>
parents:
7999
diff
changeset
|
496 n += ngx_http_v3_encode_varlen_int(NULL, h3scf->max_table_capacity); |
7951
c9538aef3211
HTTP/3: refactored dynamic table implementation.
Roman Arutyunyan <arut@nginx.com>
parents:
7880
diff
changeset
|
497 n += ngx_http_v3_encode_varlen_int(NULL, NGX_HTTP_V3_PARAM_BLOCKED_STREAMS); |
8010
65c1fc5fae15
HTTP/3: renamed server configuration variables from v3cf to h3scf.
Roman Arutyunyan <arut@nginx.com>
parents:
7999
diff
changeset
|
498 n += ngx_http_v3_encode_varlen_int(NULL, h3scf->max_blocked_streams); |
7951
c9538aef3211
HTTP/3: refactored dynamic table implementation.
Roman Arutyunyan <arut@nginx.com>
parents:
7880
diff
changeset
|
499 |
c9538aef3211
HTTP/3: refactored dynamic table implementation.
Roman Arutyunyan <arut@nginx.com>
parents:
7880
diff
changeset
|
500 p = (u_char *) ngx_http_v3_encode_varlen_int(buf, |
c9538aef3211
HTTP/3: refactored dynamic table implementation.
Roman Arutyunyan <arut@nginx.com>
parents:
7880
diff
changeset
|
501 NGX_HTTP_V3_FRAME_SETTINGS); |
c9538aef3211
HTTP/3: refactored dynamic table implementation.
Roman Arutyunyan <arut@nginx.com>
parents:
7880
diff
changeset
|
502 p = (u_char *) ngx_http_v3_encode_varlen_int(p, n); |
c9538aef3211
HTTP/3: refactored dynamic table implementation.
Roman Arutyunyan <arut@nginx.com>
parents:
7880
diff
changeset
|
503 p = (u_char *) ngx_http_v3_encode_varlen_int(p, |
c9538aef3211
HTTP/3: refactored dynamic table implementation.
Roman Arutyunyan <arut@nginx.com>
parents:
7880
diff
changeset
|
504 NGX_HTTP_V3_PARAM_MAX_TABLE_CAPACITY); |
8010
65c1fc5fae15
HTTP/3: renamed server configuration variables from v3cf to h3scf.
Roman Arutyunyan <arut@nginx.com>
parents:
7999
diff
changeset
|
505 p = (u_char *) ngx_http_v3_encode_varlen_int(p, h3scf->max_table_capacity); |
7951
c9538aef3211
HTTP/3: refactored dynamic table implementation.
Roman Arutyunyan <arut@nginx.com>
parents:
7880
diff
changeset
|
506 p = (u_char *) ngx_http_v3_encode_varlen_int(p, |
c9538aef3211
HTTP/3: refactored dynamic table implementation.
Roman Arutyunyan <arut@nginx.com>
parents:
7880
diff
changeset
|
507 NGX_HTTP_V3_PARAM_BLOCKED_STREAMS); |
8010
65c1fc5fae15
HTTP/3: renamed server configuration variables from v3cf to h3scf.
Roman Arutyunyan <arut@nginx.com>
parents:
7999
diff
changeset
|
508 p = (u_char *) ngx_http_v3_encode_varlen_int(p, h3scf->max_blocked_streams); |
7951
c9538aef3211
HTTP/3: refactored dynamic table implementation.
Roman Arutyunyan <arut@nginx.com>
parents:
7880
diff
changeset
|
509 n = p - buf; |
c9538aef3211
HTTP/3: refactored dynamic table implementation.
Roman Arutyunyan <arut@nginx.com>
parents:
7880
diff
changeset
|
510 |
8643
72b304f6207c
HTTP/3: traffic-based flood detection.
Roman Arutyunyan <arut@nginx.com>
parents:
8641
diff
changeset
|
511 h3c = ngx_http_v3_get_session(c); |
72b304f6207c
HTTP/3: traffic-based flood detection.
Roman Arutyunyan <arut@nginx.com>
parents:
8641
diff
changeset
|
512 h3c->total_bytes += n; |
72b304f6207c
HTTP/3: traffic-based flood detection.
Roman Arutyunyan <arut@nginx.com>
parents:
8641
diff
changeset
|
513 |
7951
c9538aef3211
HTTP/3: refactored dynamic table implementation.
Roman Arutyunyan <arut@nginx.com>
parents:
7880
diff
changeset
|
514 if (cc->send(cc, buf, n) != (ssize_t) n) { |
c9538aef3211
HTTP/3: refactored dynamic table implementation.
Roman Arutyunyan <arut@nginx.com>
parents:
7880
diff
changeset
|
515 goto failed; |
c9538aef3211
HTTP/3: refactored dynamic table implementation.
Roman Arutyunyan <arut@nginx.com>
parents:
7880
diff
changeset
|
516 } |
c9538aef3211
HTTP/3: refactored dynamic table implementation.
Roman Arutyunyan <arut@nginx.com>
parents:
7880
diff
changeset
|
517 |
c9538aef3211
HTTP/3: refactored dynamic table implementation.
Roman Arutyunyan <arut@nginx.com>
parents:
7880
diff
changeset
|
518 return NGX_OK; |
c9538aef3211
HTTP/3: refactored dynamic table implementation.
Roman Arutyunyan <arut@nginx.com>
parents:
7880
diff
changeset
|
519 |
c9538aef3211
HTTP/3: refactored dynamic table implementation.
Roman Arutyunyan <arut@nginx.com>
parents:
7880
diff
changeset
|
520 failed: |
c9538aef3211
HTTP/3: refactored dynamic table implementation.
Roman Arutyunyan <arut@nginx.com>
parents:
7880
diff
changeset
|
521 |
8691
925572184d4a
HTTP/3: adjusted QUIC connection finalization.
Roman Arutyunyan <arut@nginx.com>
parents:
8643
diff
changeset
|
522 ngx_log_error(NGX_LOG_ERR, c->log, 0, "failed to send settings"); |
925572184d4a
HTTP/3: adjusted QUIC connection finalization.
Roman Arutyunyan <arut@nginx.com>
parents:
8643
diff
changeset
|
523 |
925572184d4a
HTTP/3: adjusted QUIC connection finalization.
Roman Arutyunyan <arut@nginx.com>
parents:
8643
diff
changeset
|
524 ngx_http_v3_finalize_connection(c, NGX_HTTP_V3_ERR_EXCESSIVE_LOAD, |
925572184d4a
HTTP/3: adjusted QUIC connection finalization.
Roman Arutyunyan <arut@nginx.com>
parents:
8643
diff
changeset
|
525 "failed to send settings"); |
7951
c9538aef3211
HTTP/3: refactored dynamic table implementation.
Roman Arutyunyan <arut@nginx.com>
parents:
7880
diff
changeset
|
526 ngx_http_v3_close_uni_stream(cc); |
c9538aef3211
HTTP/3: refactored dynamic table implementation.
Roman Arutyunyan <arut@nginx.com>
parents:
7880
diff
changeset
|
527 |
c9538aef3211
HTTP/3: refactored dynamic table implementation.
Roman Arutyunyan <arut@nginx.com>
parents:
7880
diff
changeset
|
528 return NGX_ERROR; |
c9538aef3211
HTTP/3: refactored dynamic table implementation.
Roman Arutyunyan <arut@nginx.com>
parents:
7880
diff
changeset
|
529 } |
c9538aef3211
HTTP/3: refactored dynamic table implementation.
Roman Arutyunyan <arut@nginx.com>
parents:
7880
diff
changeset
|
530 |
c9538aef3211
HTTP/3: refactored dynamic table implementation.
Roman Arutyunyan <arut@nginx.com>
parents:
7880
diff
changeset
|
531 |
c9538aef3211
HTTP/3: refactored dynamic table implementation.
Roman Arutyunyan <arut@nginx.com>
parents:
7880
diff
changeset
|
532 ngx_int_t |
8358
265062a99043
HTTP/3: send GOAWAY when last request is accepted.
Roman Arutyunyan <arut@nginx.com>
parents:
8354
diff
changeset
|
533 ngx_http_v3_send_goaway(ngx_connection_t *c, uint64_t id) |
265062a99043
HTTP/3: send GOAWAY when last request is accepted.
Roman Arutyunyan <arut@nginx.com>
parents:
8354
diff
changeset
|
534 { |
8643
72b304f6207c
HTTP/3: traffic-based flood detection.
Roman Arutyunyan <arut@nginx.com>
parents:
8641
diff
changeset
|
535 u_char *p, buf[NGX_HTTP_V3_VARLEN_INT_LEN * 3]; |
72b304f6207c
HTTP/3: traffic-based flood detection.
Roman Arutyunyan <arut@nginx.com>
parents:
8641
diff
changeset
|
536 size_t n; |
72b304f6207c
HTTP/3: traffic-based flood detection.
Roman Arutyunyan <arut@nginx.com>
parents:
8641
diff
changeset
|
537 ngx_connection_t *cc; |
72b304f6207c
HTTP/3: traffic-based flood detection.
Roman Arutyunyan <arut@nginx.com>
parents:
8641
diff
changeset
|
538 ngx_http_v3_session_t *h3c; |
8358
265062a99043
HTTP/3: send GOAWAY when last request is accepted.
Roman Arutyunyan <arut@nginx.com>
parents:
8354
diff
changeset
|
539 |
265062a99043
HTTP/3: send GOAWAY when last request is accepted.
Roman Arutyunyan <arut@nginx.com>
parents:
8354
diff
changeset
|
540 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, c->log, 0, "http3 send goaway %uL", id); |
265062a99043
HTTP/3: send GOAWAY when last request is accepted.
Roman Arutyunyan <arut@nginx.com>
parents:
8354
diff
changeset
|
541 |
265062a99043
HTTP/3: send GOAWAY when last request is accepted.
Roman Arutyunyan <arut@nginx.com>
parents:
8354
diff
changeset
|
542 cc = ngx_http_v3_get_uni_stream(c, NGX_HTTP_V3_STREAM_CONTROL); |
265062a99043
HTTP/3: send GOAWAY when last request is accepted.
Roman Arutyunyan <arut@nginx.com>
parents:
8354
diff
changeset
|
543 if (cc == NULL) { |
8691
925572184d4a
HTTP/3: adjusted QUIC connection finalization.
Roman Arutyunyan <arut@nginx.com>
parents:
8643
diff
changeset
|
544 return NGX_ERROR; |
8358
265062a99043
HTTP/3: send GOAWAY when last request is accepted.
Roman Arutyunyan <arut@nginx.com>
parents:
8354
diff
changeset
|
545 } |
265062a99043
HTTP/3: send GOAWAY when last request is accepted.
Roman Arutyunyan <arut@nginx.com>
parents:
8354
diff
changeset
|
546 |
265062a99043
HTTP/3: send GOAWAY when last request is accepted.
Roman Arutyunyan <arut@nginx.com>
parents:
8354
diff
changeset
|
547 n = ngx_http_v3_encode_varlen_int(NULL, id); |
265062a99043
HTTP/3: send GOAWAY when last request is accepted.
Roman Arutyunyan <arut@nginx.com>
parents:
8354
diff
changeset
|
548 p = (u_char *) ngx_http_v3_encode_varlen_int(buf, NGX_HTTP_V3_FRAME_GOAWAY); |
265062a99043
HTTP/3: send GOAWAY when last request is accepted.
Roman Arutyunyan <arut@nginx.com>
parents:
8354
diff
changeset
|
549 p = (u_char *) ngx_http_v3_encode_varlen_int(p, n); |
265062a99043
HTTP/3: send GOAWAY when last request is accepted.
Roman Arutyunyan <arut@nginx.com>
parents:
8354
diff
changeset
|
550 p = (u_char *) ngx_http_v3_encode_varlen_int(p, id); |
265062a99043
HTTP/3: send GOAWAY when last request is accepted.
Roman Arutyunyan <arut@nginx.com>
parents:
8354
diff
changeset
|
551 n = p - buf; |
265062a99043
HTTP/3: send GOAWAY when last request is accepted.
Roman Arutyunyan <arut@nginx.com>
parents:
8354
diff
changeset
|
552 |
8643
72b304f6207c
HTTP/3: traffic-based flood detection.
Roman Arutyunyan <arut@nginx.com>
parents:
8641
diff
changeset
|
553 h3c = ngx_http_v3_get_session(c); |
72b304f6207c
HTTP/3: traffic-based flood detection.
Roman Arutyunyan <arut@nginx.com>
parents:
8641
diff
changeset
|
554 h3c->total_bytes += n; |
72b304f6207c
HTTP/3: traffic-based flood detection.
Roman Arutyunyan <arut@nginx.com>
parents:
8641
diff
changeset
|
555 |
8358
265062a99043
HTTP/3: send GOAWAY when last request is accepted.
Roman Arutyunyan <arut@nginx.com>
parents:
8354
diff
changeset
|
556 if (cc->send(cc, buf, n) != (ssize_t) n) { |
265062a99043
HTTP/3: send GOAWAY when last request is accepted.
Roman Arutyunyan <arut@nginx.com>
parents:
8354
diff
changeset
|
557 goto failed; |
265062a99043
HTTP/3: send GOAWAY when last request is accepted.
Roman Arutyunyan <arut@nginx.com>
parents:
8354
diff
changeset
|
558 } |
265062a99043
HTTP/3: send GOAWAY when last request is accepted.
Roman Arutyunyan <arut@nginx.com>
parents:
8354
diff
changeset
|
559 |
265062a99043
HTTP/3: send GOAWAY when last request is accepted.
Roman Arutyunyan <arut@nginx.com>
parents:
8354
diff
changeset
|
560 return NGX_OK; |
265062a99043
HTTP/3: send GOAWAY when last request is accepted.
Roman Arutyunyan <arut@nginx.com>
parents:
8354
diff
changeset
|
561 |
265062a99043
HTTP/3: send GOAWAY when last request is accepted.
Roman Arutyunyan <arut@nginx.com>
parents:
8354
diff
changeset
|
562 failed: |
265062a99043
HTTP/3: send GOAWAY when last request is accepted.
Roman Arutyunyan <arut@nginx.com>
parents:
8354
diff
changeset
|
563 |
8691
925572184d4a
HTTP/3: adjusted QUIC connection finalization.
Roman Arutyunyan <arut@nginx.com>
parents:
8643
diff
changeset
|
564 ngx_log_error(NGX_LOG_ERR, c->log, 0, "failed to send goaway"); |
925572184d4a
HTTP/3: adjusted QUIC connection finalization.
Roman Arutyunyan <arut@nginx.com>
parents:
8643
diff
changeset
|
565 |
925572184d4a
HTTP/3: adjusted QUIC connection finalization.
Roman Arutyunyan <arut@nginx.com>
parents:
8643
diff
changeset
|
566 ngx_http_v3_finalize_connection(c, NGX_HTTP_V3_ERR_EXCESSIVE_LOAD, |
925572184d4a
HTTP/3: adjusted QUIC connection finalization.
Roman Arutyunyan <arut@nginx.com>
parents:
8643
diff
changeset
|
567 "failed to send goaway"); |
8358
265062a99043
HTTP/3: send GOAWAY when last request is accepted.
Roman Arutyunyan <arut@nginx.com>
parents:
8354
diff
changeset
|
568 ngx_http_v3_close_uni_stream(cc); |
265062a99043
HTTP/3: send GOAWAY when last request is accepted.
Roman Arutyunyan <arut@nginx.com>
parents:
8354
diff
changeset
|
569 |
265062a99043
HTTP/3: send GOAWAY when last request is accepted.
Roman Arutyunyan <arut@nginx.com>
parents:
8354
diff
changeset
|
570 return NGX_ERROR; |
265062a99043
HTTP/3: send GOAWAY when last request is accepted.
Roman Arutyunyan <arut@nginx.com>
parents:
8354
diff
changeset
|
571 } |
265062a99043
HTTP/3: send GOAWAY when last request is accepted.
Roman Arutyunyan <arut@nginx.com>
parents:
8354
diff
changeset
|
572 |
265062a99043
HTTP/3: send GOAWAY when last request is accepted.
Roman Arutyunyan <arut@nginx.com>
parents:
8354
diff
changeset
|
573 |
265062a99043
HTTP/3: send GOAWAY when last request is accepted.
Roman Arutyunyan <arut@nginx.com>
parents:
8354
diff
changeset
|
574 ngx_int_t |
8508
0ac25efb2da3
HTTP/3: quic-qpack term updates.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8497
diff
changeset
|
575 ngx_http_v3_send_ack_section(ngx_connection_t *c, ngx_uint_t stream_id) |
7681 | 576 { |
8643
72b304f6207c
HTTP/3: traffic-based flood detection.
Roman Arutyunyan <arut@nginx.com>
parents:
8641
diff
changeset
|
577 u_char buf[NGX_HTTP_V3_PREFIX_INT_LEN]; |
72b304f6207c
HTTP/3: traffic-based flood detection.
Roman Arutyunyan <arut@nginx.com>
parents:
8641
diff
changeset
|
578 size_t n; |
72b304f6207c
HTTP/3: traffic-based flood detection.
Roman Arutyunyan <arut@nginx.com>
parents:
8641
diff
changeset
|
579 ngx_connection_t *dc; |
72b304f6207c
HTTP/3: traffic-based flood detection.
Roman Arutyunyan <arut@nginx.com>
parents:
8641
diff
changeset
|
580 ngx_http_v3_session_t *h3c; |
7681 | 581 |
582 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, c->log, 0, | |
8691
925572184d4a
HTTP/3: adjusted QUIC connection finalization.
Roman Arutyunyan <arut@nginx.com>
parents:
8643
diff
changeset
|
583 "http3 send section acknowledgement %ui", stream_id); |
7681 | 584 |
7749
dadbc66e9fca
Simplifed handling HTTP/3 streams.
Roman Arutyunyan <arut@nginx.com>
parents:
7747
diff
changeset
|
585 dc = ngx_http_v3_get_uni_stream(c, NGX_HTTP_V3_STREAM_DECODER); |
7681 | 586 if (dc == NULL) { |
587 return NGX_ERROR; | |
588 } | |
589 | |
590 buf[0] = 0x80; | |
591 n = (u_char *) ngx_http_v3_encode_prefix_int(buf, stream_id, 7) - buf; | |
592 | |
8643
72b304f6207c
HTTP/3: traffic-based flood detection.
Roman Arutyunyan <arut@nginx.com>
parents:
8641
diff
changeset
|
593 h3c = ngx_http_v3_get_session(c); |
72b304f6207c
HTTP/3: traffic-based flood detection.
Roman Arutyunyan <arut@nginx.com>
parents:
8641
diff
changeset
|
594 h3c->total_bytes += n; |
72b304f6207c
HTTP/3: traffic-based flood detection.
Roman Arutyunyan <arut@nginx.com>
parents:
8641
diff
changeset
|
595 |
7681 | 596 if (dc->send(dc, buf, n) != (ssize_t) n) { |
8691
925572184d4a
HTTP/3: adjusted QUIC connection finalization.
Roman Arutyunyan <arut@nginx.com>
parents:
8643
diff
changeset
|
597 goto failed; |
7681 | 598 } |
599 | |
600 return NGX_OK; | |
8691
925572184d4a
HTTP/3: adjusted QUIC connection finalization.
Roman Arutyunyan <arut@nginx.com>
parents:
8643
diff
changeset
|
601 |
925572184d4a
HTTP/3: adjusted QUIC connection finalization.
Roman Arutyunyan <arut@nginx.com>
parents:
8643
diff
changeset
|
602 failed: |
925572184d4a
HTTP/3: adjusted QUIC connection finalization.
Roman Arutyunyan <arut@nginx.com>
parents:
8643
diff
changeset
|
603 |
925572184d4a
HTTP/3: adjusted QUIC connection finalization.
Roman Arutyunyan <arut@nginx.com>
parents:
8643
diff
changeset
|
604 ngx_log_error(NGX_LOG_ERR, c->log, 0, |
925572184d4a
HTTP/3: adjusted QUIC connection finalization.
Roman Arutyunyan <arut@nginx.com>
parents:
8643
diff
changeset
|
605 "failed to send section acknowledgement"); |
925572184d4a
HTTP/3: adjusted QUIC connection finalization.
Roman Arutyunyan <arut@nginx.com>
parents:
8643
diff
changeset
|
606 |
925572184d4a
HTTP/3: adjusted QUIC connection finalization.
Roman Arutyunyan <arut@nginx.com>
parents:
8643
diff
changeset
|
607 ngx_http_v3_finalize_connection(c, NGX_HTTP_V3_ERR_EXCESSIVE_LOAD, |
925572184d4a
HTTP/3: adjusted QUIC connection finalization.
Roman Arutyunyan <arut@nginx.com>
parents:
8643
diff
changeset
|
608 "failed to send section acknowledgement"); |
925572184d4a
HTTP/3: adjusted QUIC connection finalization.
Roman Arutyunyan <arut@nginx.com>
parents:
8643
diff
changeset
|
609 ngx_http_v3_close_uni_stream(dc); |
925572184d4a
HTTP/3: adjusted QUIC connection finalization.
Roman Arutyunyan <arut@nginx.com>
parents:
8643
diff
changeset
|
610 |
925572184d4a
HTTP/3: adjusted QUIC connection finalization.
Roman Arutyunyan <arut@nginx.com>
parents:
8643
diff
changeset
|
611 return NGX_ERROR; |
7681 | 612 } |
613 | |
614 | |
615 ngx_int_t | |
8431
0981329169ea
HTTP/3: renamed ngx_http_v3_client_XXX() functions.
Roman Arutyunyan <arut@nginx.com>
parents:
8430
diff
changeset
|
616 ngx_http_v3_send_cancel_stream(ngx_connection_t *c, ngx_uint_t stream_id) |
7681 | 617 { |
8643
72b304f6207c
HTTP/3: traffic-based flood detection.
Roman Arutyunyan <arut@nginx.com>
parents:
8641
diff
changeset
|
618 u_char buf[NGX_HTTP_V3_PREFIX_INT_LEN]; |
72b304f6207c
HTTP/3: traffic-based flood detection.
Roman Arutyunyan <arut@nginx.com>
parents:
8641
diff
changeset
|
619 size_t n; |
72b304f6207c
HTTP/3: traffic-based flood detection.
Roman Arutyunyan <arut@nginx.com>
parents:
8641
diff
changeset
|
620 ngx_connection_t *dc; |
72b304f6207c
HTTP/3: traffic-based flood detection.
Roman Arutyunyan <arut@nginx.com>
parents:
8641
diff
changeset
|
621 ngx_http_v3_session_t *h3c; |
7681 | 622 |
623 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, c->log, 0, | |
8691
925572184d4a
HTTP/3: adjusted QUIC connection finalization.
Roman Arutyunyan <arut@nginx.com>
parents:
8643
diff
changeset
|
624 "http3 send stream cancellation %ui", stream_id); |
7681 | 625 |
7749
dadbc66e9fca
Simplifed handling HTTP/3 streams.
Roman Arutyunyan <arut@nginx.com>
parents:
7747
diff
changeset
|
626 dc = ngx_http_v3_get_uni_stream(c, NGX_HTTP_V3_STREAM_DECODER); |
7681 | 627 if (dc == NULL) { |
628 return NGX_ERROR; | |
629 } | |
630 | |
631 buf[0] = 0x40; | |
632 n = (u_char *) ngx_http_v3_encode_prefix_int(buf, stream_id, 6) - buf; | |
633 | |
8643
72b304f6207c
HTTP/3: traffic-based flood detection.
Roman Arutyunyan <arut@nginx.com>
parents:
8641
diff
changeset
|
634 h3c = ngx_http_v3_get_session(c); |
72b304f6207c
HTTP/3: traffic-based flood detection.
Roman Arutyunyan <arut@nginx.com>
parents:
8641
diff
changeset
|
635 h3c->total_bytes += n; |
72b304f6207c
HTTP/3: traffic-based flood detection.
Roman Arutyunyan <arut@nginx.com>
parents:
8641
diff
changeset
|
636 |
7681 | 637 if (dc->send(dc, buf, n) != (ssize_t) n) { |
8691
925572184d4a
HTTP/3: adjusted QUIC connection finalization.
Roman Arutyunyan <arut@nginx.com>
parents:
8643
diff
changeset
|
638 goto failed; |
7681 | 639 } |
640 | |
641 return NGX_OK; | |
8691
925572184d4a
HTTP/3: adjusted QUIC connection finalization.
Roman Arutyunyan <arut@nginx.com>
parents:
8643
diff
changeset
|
642 |
925572184d4a
HTTP/3: adjusted QUIC connection finalization.
Roman Arutyunyan <arut@nginx.com>
parents:
8643
diff
changeset
|
643 failed: |
925572184d4a
HTTP/3: adjusted QUIC connection finalization.
Roman Arutyunyan <arut@nginx.com>
parents:
8643
diff
changeset
|
644 |
925572184d4a
HTTP/3: adjusted QUIC connection finalization.
Roman Arutyunyan <arut@nginx.com>
parents:
8643
diff
changeset
|
645 ngx_log_error(NGX_LOG_ERR, c->log, 0, "failed to send stream cancellation"); |
925572184d4a
HTTP/3: adjusted QUIC connection finalization.
Roman Arutyunyan <arut@nginx.com>
parents:
8643
diff
changeset
|
646 |
925572184d4a
HTTP/3: adjusted QUIC connection finalization.
Roman Arutyunyan <arut@nginx.com>
parents:
8643
diff
changeset
|
647 ngx_http_v3_finalize_connection(c, NGX_HTTP_V3_ERR_EXCESSIVE_LOAD, |
925572184d4a
HTTP/3: adjusted QUIC connection finalization.
Roman Arutyunyan <arut@nginx.com>
parents:
8643
diff
changeset
|
648 "failed to send stream cancellation"); |
925572184d4a
HTTP/3: adjusted QUIC connection finalization.
Roman Arutyunyan <arut@nginx.com>
parents:
8643
diff
changeset
|
649 ngx_http_v3_close_uni_stream(dc); |
925572184d4a
HTTP/3: adjusted QUIC connection finalization.
Roman Arutyunyan <arut@nginx.com>
parents:
8643
diff
changeset
|
650 |
925572184d4a
HTTP/3: adjusted QUIC connection finalization.
Roman Arutyunyan <arut@nginx.com>
parents:
8643
diff
changeset
|
651 return NGX_ERROR; |
7681 | 652 } |
653 | |
654 | |
655 ngx_int_t | |
8431
0981329169ea
HTTP/3: renamed ngx_http_v3_client_XXX() functions.
Roman Arutyunyan <arut@nginx.com>
parents:
8430
diff
changeset
|
656 ngx_http_v3_send_inc_insert_count(ngx_connection_t *c, ngx_uint_t inc) |
7681 | 657 { |
8643
72b304f6207c
HTTP/3: traffic-based flood detection.
Roman Arutyunyan <arut@nginx.com>
parents:
8641
diff
changeset
|
658 u_char buf[NGX_HTTP_V3_PREFIX_INT_LEN]; |
72b304f6207c
HTTP/3: traffic-based flood detection.
Roman Arutyunyan <arut@nginx.com>
parents:
8641
diff
changeset
|
659 size_t n; |
72b304f6207c
HTTP/3: traffic-based flood detection.
Roman Arutyunyan <arut@nginx.com>
parents:
8641
diff
changeset
|
660 ngx_connection_t *dc; |
72b304f6207c
HTTP/3: traffic-based flood detection.
Roman Arutyunyan <arut@nginx.com>
parents:
8641
diff
changeset
|
661 ngx_http_v3_session_t *h3c; |
7681 | 662 |
663 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, c->log, 0, | |
8691
925572184d4a
HTTP/3: adjusted QUIC connection finalization.
Roman Arutyunyan <arut@nginx.com>
parents:
8643
diff
changeset
|
664 "http3 send insert count increment %ui", inc); |
7681 | 665 |
7749
dadbc66e9fca
Simplifed handling HTTP/3 streams.
Roman Arutyunyan <arut@nginx.com>
parents:
7747
diff
changeset
|
666 dc = ngx_http_v3_get_uni_stream(c, NGX_HTTP_V3_STREAM_DECODER); |
7681 | 667 if (dc == NULL) { |
668 return NGX_ERROR; | |
669 } | |
670 | |
671 buf[0] = 0; | |
672 n = (u_char *) ngx_http_v3_encode_prefix_int(buf, inc, 6) - buf; | |
673 | |
8643
72b304f6207c
HTTP/3: traffic-based flood detection.
Roman Arutyunyan <arut@nginx.com>
parents:
8641
diff
changeset
|
674 h3c = ngx_http_v3_get_session(c); |
72b304f6207c
HTTP/3: traffic-based flood detection.
Roman Arutyunyan <arut@nginx.com>
parents:
8641
diff
changeset
|
675 h3c->total_bytes += n; |
72b304f6207c
HTTP/3: traffic-based flood detection.
Roman Arutyunyan <arut@nginx.com>
parents:
8641
diff
changeset
|
676 |
7681 | 677 if (dc->send(dc, buf, n) != (ssize_t) n) { |
8691
925572184d4a
HTTP/3: adjusted QUIC connection finalization.
Roman Arutyunyan <arut@nginx.com>
parents:
8643
diff
changeset
|
678 goto failed; |
7681 | 679 } |
680 | |
681 return NGX_OK; | |
8691
925572184d4a
HTTP/3: adjusted QUIC connection finalization.
Roman Arutyunyan <arut@nginx.com>
parents:
8643
diff
changeset
|
682 |
925572184d4a
HTTP/3: adjusted QUIC connection finalization.
Roman Arutyunyan <arut@nginx.com>
parents:
8643
diff
changeset
|
683 failed: |
925572184d4a
HTTP/3: adjusted QUIC connection finalization.
Roman Arutyunyan <arut@nginx.com>
parents:
8643
diff
changeset
|
684 |
925572184d4a
HTTP/3: adjusted QUIC connection finalization.
Roman Arutyunyan <arut@nginx.com>
parents:
8643
diff
changeset
|
685 ngx_log_error(NGX_LOG_ERR, c->log, 0, |
925572184d4a
HTTP/3: adjusted QUIC connection finalization.
Roman Arutyunyan <arut@nginx.com>
parents:
8643
diff
changeset
|
686 "failed to send insert count increment"); |
925572184d4a
HTTP/3: adjusted QUIC connection finalization.
Roman Arutyunyan <arut@nginx.com>
parents:
8643
diff
changeset
|
687 |
925572184d4a
HTTP/3: adjusted QUIC connection finalization.
Roman Arutyunyan <arut@nginx.com>
parents:
8643
diff
changeset
|
688 ngx_http_v3_finalize_connection(c, NGX_HTTP_V3_ERR_EXCESSIVE_LOAD, |
925572184d4a
HTTP/3: adjusted QUIC connection finalization.
Roman Arutyunyan <arut@nginx.com>
parents:
8643
diff
changeset
|
689 "failed to send insert count increment"); |
925572184d4a
HTTP/3: adjusted QUIC connection finalization.
Roman Arutyunyan <arut@nginx.com>
parents:
8643
diff
changeset
|
690 ngx_http_v3_close_uni_stream(dc); |
925572184d4a
HTTP/3: adjusted QUIC connection finalization.
Roman Arutyunyan <arut@nginx.com>
parents:
8643
diff
changeset
|
691 |
925572184d4a
HTTP/3: adjusted QUIC connection finalization.
Roman Arutyunyan <arut@nginx.com>
parents:
8643
diff
changeset
|
692 return NGX_ERROR; |
7681 | 693 } |
8015 | 694 |
695 | |
696 ngx_int_t | |
697 ngx_http_v3_set_max_push_id(ngx_connection_t *c, uint64_t max_push_id) | |
698 { | |
8430
67f0eb150047
HTTP/3: renamed ngx_http_v3_connection_t to ngx_http_v3_session_t.
Roman Arutyunyan <arut@nginx.com>
parents:
8429
diff
changeset
|
699 ngx_http_v3_session_t *h3c; |
8015 | 700 |
8428
40d710a66aef
HTTP/3: ngx_http_v3_get_session() macro.
Roman Arutyunyan <arut@nginx.com>
parents:
8427
diff
changeset
|
701 h3c = ngx_http_v3_get_session(c); |
8015 | 702 |
703 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, c->log, 0, | |
704 "http3 MAX_PUSH_ID:%uL", max_push_id); | |
705 | |
8354
5cb5b568282b
HTTP/3: do not push until a MAX_PUSH_ID frame is received.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8272
diff
changeset
|
706 if (h3c->max_push_id != (uint64_t) -1 && max_push_id < h3c->max_push_id) { |
8015 | 707 return NGX_HTTP_V3_ERR_ID_ERROR; |
708 } | |
709 | |
710 h3c->max_push_id = max_push_id; | |
711 | |
712 return NGX_OK; | |
713 } | |
714 | |
715 | |
716 ngx_int_t | |
8497
1fec68e322d0
HTTP/3: client GOAWAY support.
Roman Arutyunyan <arut@nginx.com>
parents:
8434
diff
changeset
|
717 ngx_http_v3_goaway(ngx_connection_t *c, uint64_t push_id) |
1fec68e322d0
HTTP/3: client GOAWAY support.
Roman Arutyunyan <arut@nginx.com>
parents:
8434
diff
changeset
|
718 { |
1fec68e322d0
HTTP/3: client GOAWAY support.
Roman Arutyunyan <arut@nginx.com>
parents:
8434
diff
changeset
|
719 ngx_http_v3_session_t *h3c; |
1fec68e322d0
HTTP/3: client GOAWAY support.
Roman Arutyunyan <arut@nginx.com>
parents:
8434
diff
changeset
|
720 |
1fec68e322d0
HTTP/3: client GOAWAY support.
Roman Arutyunyan <arut@nginx.com>
parents:
8434
diff
changeset
|
721 h3c = ngx_http_v3_get_session(c); |
1fec68e322d0
HTTP/3: client GOAWAY support.
Roman Arutyunyan <arut@nginx.com>
parents:
8434
diff
changeset
|
722 |
1fec68e322d0
HTTP/3: client GOAWAY support.
Roman Arutyunyan <arut@nginx.com>
parents:
8434
diff
changeset
|
723 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, c->log, 0, "http3 GOAWAY:%uL", push_id); |
1fec68e322d0
HTTP/3: client GOAWAY support.
Roman Arutyunyan <arut@nginx.com>
parents:
8434
diff
changeset
|
724 |
1fec68e322d0
HTTP/3: client GOAWAY support.
Roman Arutyunyan <arut@nginx.com>
parents:
8434
diff
changeset
|
725 h3c->goaway_push_id = push_id; |
1fec68e322d0
HTTP/3: client GOAWAY support.
Roman Arutyunyan <arut@nginx.com>
parents:
8434
diff
changeset
|
726 |
1fec68e322d0
HTTP/3: client GOAWAY support.
Roman Arutyunyan <arut@nginx.com>
parents:
8434
diff
changeset
|
727 return NGX_OK; |
1fec68e322d0
HTTP/3: client GOAWAY support.
Roman Arutyunyan <arut@nginx.com>
parents:
8434
diff
changeset
|
728 } |
1fec68e322d0
HTTP/3: client GOAWAY support.
Roman Arutyunyan <arut@nginx.com>
parents:
8434
diff
changeset
|
729 |
1fec68e322d0
HTTP/3: client GOAWAY support.
Roman Arutyunyan <arut@nginx.com>
parents:
8434
diff
changeset
|
730 |
1fec68e322d0
HTTP/3: client GOAWAY support.
Roman Arutyunyan <arut@nginx.com>
parents:
8434
diff
changeset
|
731 ngx_int_t |
8015 | 732 ngx_http_v3_cancel_push(ngx_connection_t *c, uint64_t push_id) |
733 { | |
8430
67f0eb150047
HTTP/3: renamed ngx_http_v3_connection_t to ngx_http_v3_session_t.
Roman Arutyunyan <arut@nginx.com>
parents:
8429
diff
changeset
|
734 ngx_queue_t *q; |
67f0eb150047
HTTP/3: renamed ngx_http_v3_connection_t to ngx_http_v3_session_t.
Roman Arutyunyan <arut@nginx.com>
parents:
8429
diff
changeset
|
735 ngx_http_request_t *r; |
67f0eb150047
HTTP/3: renamed ngx_http_v3_connection_t to ngx_http_v3_session_t.
Roman Arutyunyan <arut@nginx.com>
parents:
8429
diff
changeset
|
736 ngx_http_v3_push_t *push; |
67f0eb150047
HTTP/3: renamed ngx_http_v3_connection_t to ngx_http_v3_session_t.
Roman Arutyunyan <arut@nginx.com>
parents:
8429
diff
changeset
|
737 ngx_http_v3_session_t *h3c; |
8015 | 738 |
8428
40d710a66aef
HTTP/3: ngx_http_v3_get_session() macro.
Roman Arutyunyan <arut@nginx.com>
parents:
8427
diff
changeset
|
739 h3c = ngx_http_v3_get_session(c); |
8015 | 740 |
741 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, c->log, 0, | |
742 "http3 CANCEL_PUSH:%uL", push_id); | |
743 | |
744 if (push_id >= h3c->next_push_id) { | |
745 return NGX_HTTP_V3_ERR_ID_ERROR; | |
746 } | |
747 | |
748 for (q = ngx_queue_head(&h3c->pushing); | |
749 q != ngx_queue_sentinel(&h3c->pushing); | |
9068
6c732b87ee10
HTTP/3: fixed CANCEL_PUSH handling.
Sergey Kandaurov <pluknet@nginx.com>
parents:
9047
diff
changeset
|
750 q = ngx_queue_next(q)) |
8015 | 751 { |
752 push = (ngx_http_v3_push_t *) q; | |
753 | |
754 if (push->id != push_id) { | |
755 continue; | |
756 } | |
757 | |
758 r = push->connection->data; | |
759 | |
760 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
761 "http3 cancel push"); | |
762 | |
763 ngx_http_finalize_request(r, NGX_HTTP_CLOSE); | |
764 | |
765 break; | |
766 } | |
767 | |
768 return NGX_OK; | |
769 } | |
8427
33ec97749b5f
HTTP/3: moved Stream Cancellation stub to ngx_http_v3_streams.c.
Roman Arutyunyan <arut@nginx.com>
parents:
8360
diff
changeset
|
770 |
33ec97749b5f
HTTP/3: moved Stream Cancellation stub to ngx_http_v3_streams.c.
Roman Arutyunyan <arut@nginx.com>
parents:
8360
diff
changeset
|
771 |
33ec97749b5f
HTTP/3: moved Stream Cancellation stub to ngx_http_v3_streams.c.
Roman Arutyunyan <arut@nginx.com>
parents:
8360
diff
changeset
|
772 ngx_int_t |
33ec97749b5f
HTTP/3: moved Stream Cancellation stub to ngx_http_v3_streams.c.
Roman Arutyunyan <arut@nginx.com>
parents:
8360
diff
changeset
|
773 ngx_http_v3_cancel_stream(ngx_connection_t *c, ngx_uint_t stream_id) |
33ec97749b5f
HTTP/3: moved Stream Cancellation stub to ngx_http_v3_streams.c.
Roman Arutyunyan <arut@nginx.com>
parents:
8360
diff
changeset
|
774 { |
33ec97749b5f
HTTP/3: moved Stream Cancellation stub to ngx_http_v3_streams.c.
Roman Arutyunyan <arut@nginx.com>
parents:
8360
diff
changeset
|
775 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, c->log, 0, |
33ec97749b5f
HTTP/3: moved Stream Cancellation stub to ngx_http_v3_streams.c.
Roman Arutyunyan <arut@nginx.com>
parents:
8360
diff
changeset
|
776 "http3 cancel stream %ui", stream_id); |
33ec97749b5f
HTTP/3: moved Stream Cancellation stub to ngx_http_v3_streams.c.
Roman Arutyunyan <arut@nginx.com>
parents:
8360
diff
changeset
|
777 |
33ec97749b5f
HTTP/3: moved Stream Cancellation stub to ngx_http_v3_streams.c.
Roman Arutyunyan <arut@nginx.com>
parents:
8360
diff
changeset
|
778 /* we do not use dynamic tables */ |
33ec97749b5f
HTTP/3: moved Stream Cancellation stub to ngx_http_v3_streams.c.
Roman Arutyunyan <arut@nginx.com>
parents:
8360
diff
changeset
|
779 |
33ec97749b5f
HTTP/3: moved Stream Cancellation stub to ngx_http_v3_streams.c.
Roman Arutyunyan <arut@nginx.com>
parents:
8360
diff
changeset
|
780 return NGX_OK; |
33ec97749b5f
HTTP/3: moved Stream Cancellation stub to ngx_http_v3_streams.c.
Roman Arutyunyan <arut@nginx.com>
parents:
8360
diff
changeset
|
781 } |