Mercurial > hg > nginx
annotate src/http/v3/ngx_http_v3_streams.c @ 8719:5cb5b568282b quic
HTTP/3: do not push until a MAX_PUSH_ID frame is received.
Fixes interop with quic-go that doesn't send MAX_PUSH_ID.
| author | Sergey Kandaurov <pluknet@nginx.com> |
|---|---|
| date | Tue, 16 Mar 2021 13:48:29 +0300 |
| parents | e1eb7f4ca9f1 |
| children | 265062a99043 |
| rev | line source |
|---|---|
| 8215 | 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 | |
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13 typedef ngx_int_t (*ngx_http_v3_handler_pt)(ngx_connection_t *c, void *data, |
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14 u_char ch); |
| 8215 | 15 |
| 16 | |
| 17 typedef struct { | |
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18 ngx_http_v3_handler_pt handler; |
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19 void *data; |
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20 ngx_int_t index; |
| 8215 | 21 } ngx_http_v3_uni_stream_t; |
| 22 | |
| 23 | |
| 8497 | 24 typedef struct { |
| 25 ngx_queue_t queue; | |
| 26 uint64_t id; | |
| 27 ngx_connection_t *connection; | |
| 28 ngx_uint_t *npushing; | |
| 29 } ngx_http_v3_push_t; | |
| 30 | |
| 31 | |
| 8215 | 32 static void ngx_http_v3_close_uni_stream(ngx_connection_t *c); |
| 33 static void ngx_http_v3_read_uni_stream_type(ngx_event_t *rev); | |
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34 static void ngx_http_v3_uni_read_handler(ngx_event_t *rev); |
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35 static void ngx_http_v3_dummy_write_handler(ngx_event_t *wev); |
| 8497 | 36 static void ngx_http_v3_push_cleanup(void *data); |
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37 static ngx_connection_t *ngx_http_v3_get_uni_stream(ngx_connection_t *c, |
| 8215 | 38 ngx_uint_t type); |
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39 static ngx_int_t ngx_http_v3_send_settings(ngx_connection_t *c); |
| 8215 | 40 |
| 41 | |
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42 ngx_int_t |
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43 ngx_http_v3_init_session(ngx_connection_t *c) |
| 8215 | 44 { |
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45 ngx_connection_t *pc; |
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46 ngx_http_connection_t *phc; |
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47 ngx_http_v3_connection_t *h3c; |
| 8215 | 48 |
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49 pc = c->quic->parent; |
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50 phc = pc->data; |
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51 |
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52 if (phc->http3) { |
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53 return NGX_OK; |
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54 } |
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55 |
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56 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, "http3 init session"); |
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57 |
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58 h3c = ngx_pcalloc(pc->pool, sizeof(ngx_http_v3_connection_t)); |
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59 if (h3c == NULL) { |
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60 return NGX_ERROR; |
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61 } |
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62 |
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63 h3c->hc = *phc; |
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64 h3c->hc.http3 = 1; |
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65 h3c->max_push_id = (uint64_t) -1; |
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66 |
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67 ngx_queue_init(&h3c->blocked); |
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68 ngx_queue_init(&h3c->pushing); |
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69 |
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70 pc->data = h3c; |
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71 |
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72 return ngx_http_v3_send_settings(c); |
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73 } |
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74 |
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75 |
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76 void |
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77 ngx_http_v3_init_uni_stream(ngx_connection_t *c) |
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78 { |
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79 ngx_http_v3_uni_stream_t *us; |
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80 |
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81 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, "http3 init uni stream"); |
| 8215 | 82 |
| 83 us = ngx_pcalloc(c->pool, sizeof(ngx_http_v3_uni_stream_t)); | |
| 84 if (us == NULL) { | |
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85 ngx_http_close_connection(c); |
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86 return; |
| 8215 | 87 } |
| 88 | |
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89 us->index = -1; |
| 8215 | 90 |
| 91 c->data = us; | |
| 92 | |
| 93 c->read->handler = ngx_http_v3_read_uni_stream_type; | |
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94 c->write->handler = ngx_http_v3_dummy_write_handler; |
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95 |
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96 ngx_http_v3_read_uni_stream_type(c->read); |
| 8215 | 97 } |
| 98 | |
| 99 | |
| 100 static void | |
| 101 ngx_http_v3_close_uni_stream(ngx_connection_t *c) | |
| 102 { | |
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103 ngx_pool_t *pool; |
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104 ngx_http_v3_connection_t *h3c; |
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105 ngx_http_v3_uni_stream_t *us; |
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106 |
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107 us = c->data; |
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108 h3c = c->quic->parent->data; |
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109 |
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110 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, "http3 close stream"); |
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111 |
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112 if (us->index >= 0) { |
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113 h3c->known_streams[us->index] = NULL; |
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114 } |
| 8215 | 115 |
| 116 c->destroyed = 1; | |
| 117 | |
| 118 pool = c->pool; | |
| 119 | |
| 120 ngx_close_connection(c); | |
| 121 | |
| 122 ngx_destroy_pool(pool); | |
| 123 } | |
| 124 | |
| 125 | |
| 126 static void | |
| 127 ngx_http_v3_read_uni_stream_type(ngx_event_t *rev) | |
| 128 { | |
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129 u_char ch; |
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130 ssize_t n; |
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131 ngx_int_t index, rc; |
| 8215 | 132 ngx_connection_t *c; |
| 133 ngx_http_v3_connection_t *h3c; | |
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134 ngx_http_v3_uni_stream_t *us; |
| 8215 | 135 |
| 136 c = rev->data; | |
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137 us = c->data; |
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138 h3c = c->quic->parent->data; |
| 8215 | 139 |
| 140 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, "http3 read stream type"); | |
| 141 | |
| 142 while (rev->ready) { | |
| 143 | |
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144 n = c->recv(c, &ch, 1); |
| 8215 | 145 |
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146 if (n == NGX_AGAIN) { |
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147 break; |
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148 } |
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149 |
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150 if (n == 0) { |
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151 rc = NGX_HTTP_V3_ERR_GENERAL_PROTOCOL_ERROR; |
| 8215 | 152 goto failed; |
| 153 } | |
| 154 | |
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155 if (n != 1) { |
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156 rc = NGX_HTTP_V3_ERR_INTERNAL_ERROR; |
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157 goto failed; |
| 8215 | 158 } |
| 159 | |
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160 switch (ch) { |
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161 |
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162 case NGX_HTTP_V3_STREAM_ENCODER: |
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163 |
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164 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, |
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165 "http3 encoder stream"); |
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166 |
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167 index = NGX_HTTP_V3_STREAM_CLIENT_ENCODER; |
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168 us->handler = ngx_http_v3_parse_encoder; |
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169 n = sizeof(ngx_http_v3_parse_encoder_t); |
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170 |
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171 break; |
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diff
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|
172 |
|
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diff
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|
173 case NGX_HTTP_V3_STREAM_DECODER: |
|
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diff
changeset
|
174 |
|
268f4389130d
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diff
changeset
|
175 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, |
|
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diff
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|
176 "http3 decoder stream"); |
|
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diff
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|
177 |
|
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diff
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|
178 index = NGX_HTTP_V3_STREAM_CLIENT_DECODER; |
|
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diff
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|
179 us->handler = ngx_http_v3_parse_decoder; |
|
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diff
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|
180 n = sizeof(ngx_http_v3_parse_decoder_t); |
|
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diff
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|
181 |
|
268f4389130d
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diff
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|
182 break; |
|
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Refactored HTTP/3 parser.
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diff
changeset
|
183 |
|
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diff
changeset
|
184 case NGX_HTTP_V3_STREAM_CONTROL: |
|
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diff
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|
185 |
|
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diff
changeset
|
186 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, |
|
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diff
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|
187 "http3 control stream"); |
|
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diff
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|
188 |
|
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diff
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|
189 index = NGX_HTTP_V3_STREAM_CLIENT_CONTROL; |
|
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diff
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|
190 us->handler = ngx_http_v3_parse_control; |
|
8226
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diff
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|
191 n = sizeof(ngx_http_v3_parse_control_t); |
|
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Refactored HTTP/3 parser.
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diff
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|
192 |
|
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|
193 break; |
|
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Refactored HTTP/3 parser.
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diff
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|
194 |
|
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diff
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|
195 default: |
| 8215 | 196 |
| 197 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, c->log, 0, | |
|
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diff
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|
198 "http3 stream 0x%02xi", (ngx_int_t) ch); |
|
dadbc66e9fca
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diff
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|
199 index = -1; |
|
8226
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diff
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|
200 n = 0; |
|
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diff
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|
201 } |
| 8215 | 202 |
|
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|
203 if (index >= 0) { |
|
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Simplifed handling HTTP/3 streams.
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diff
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|
204 if (h3c->known_streams[index]) { |
|
dadbc66e9fca
Simplifed handling HTTP/3 streams.
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|
205 ngx_log_error(NGX_LOG_INFO, c->log, 0, "stream exists"); |
|
8460
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HTTP/3: close QUIC connection with HTTP/QPACK errors when needed.
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|
206 rc = NGX_HTTP_V3_ERR_STREAM_CREATION_ERROR; |
|
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|
207 goto failed; |
|
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diff
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|
208 } |
|
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diff
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|
209 |
|
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Simplifed handling HTTP/3 streams.
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diff
changeset
|
210 us->index = index; |
|
dadbc66e9fca
Simplifed handling HTTP/3 streams.
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diff
changeset
|
211 h3c->known_streams[index] = c; |
|
dadbc66e9fca
Simplifed handling HTTP/3 streams.
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changeset
|
212 } |
|
dadbc66e9fca
Simplifed handling HTTP/3 streams.
Roman Arutyunyan <arut@nginx.com>
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diff
changeset
|
213 |
|
8226
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diff
changeset
|
214 if (n) { |
|
8283
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diff
changeset
|
215 us->data = ngx_pcalloc(c->pool, n); |
|
dadbc66e9fca
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diff
changeset
|
216 if (us->data == NULL) { |
|
8460
72f9ff4e0a88
HTTP/3: close QUIC connection with HTTP/QPACK errors when needed.
Roman Arutyunyan <arut@nginx.com>
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diff
changeset
|
217 rc = NGX_HTTP_V3_ERR_INTERNAL_ERROR; |
|
8226
268f4389130d
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diff
changeset
|
218 goto failed; |
|
268f4389130d
Refactored HTTP/3 parser.
Roman Arutyunyan <arut@nginx.com>
parents:
8215
diff
changeset
|
219 } |
| 8215 | 220 } |
| 221 | |
|
8226
268f4389130d
Refactored HTTP/3 parser.
Roman Arutyunyan <arut@nginx.com>
parents:
8215
diff
changeset
|
222 rev->handler = ngx_http_v3_uni_read_handler; |
|
268f4389130d
Refactored HTTP/3 parser.
Roman Arutyunyan <arut@nginx.com>
parents:
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diff
changeset
|
223 ngx_http_v3_uni_read_handler(rev); |
|
268f4389130d
Refactored HTTP/3 parser.
Roman Arutyunyan <arut@nginx.com>
parents:
8215
diff
changeset
|
224 return; |
| 8215 | 225 } |
| 226 | |
| 227 if (ngx_handle_read_event(rev, 0) != NGX_OK) { | |
|
8460
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HTTP/3: close QUIC connection with HTTP/QPACK errors when needed.
Roman Arutyunyan <arut@nginx.com>
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8456
diff
changeset
|
228 rc = NGX_HTTP_V3_ERR_INTERNAL_ERROR; |
| 8215 | 229 goto failed; |
| 230 } | |
| 231 | |
| 232 return; | |
| 233 | |
| 234 failed: | |
| 235 | |
|
8460
72f9ff4e0a88
HTTP/3: close QUIC connection with HTTP/QPACK errors when needed.
Roman Arutyunyan <arut@nginx.com>
parents:
8456
diff
changeset
|
236 ngx_http_v3_finalize_connection(c, rc, "could not read stream type"); |
| 8215 | 237 ngx_http_v3_close_uni_stream(c); |
| 238 } | |
| 239 | |
| 240 | |
| 241 static void | |
|
8226
268f4389130d
Refactored HTTP/3 parser.
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diff
changeset
|
242 ngx_http_v3_uni_read_handler(ngx_event_t *rev) |
| 8215 | 243 { |
|
8226
268f4389130d
Refactored HTTP/3 parser.
Roman Arutyunyan <arut@nginx.com>
parents:
8215
diff
changeset
|
244 u_char buf[128]; |
| 8215 | 245 ssize_t n; |
|
8226
268f4389130d
Refactored HTTP/3 parser.
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diff
changeset
|
246 ngx_int_t rc, i; |
|
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Refactored HTTP/3 parser.
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8215
diff
changeset
|
247 ngx_connection_t *c; |
|
8283
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diff
changeset
|
248 ngx_http_v3_uni_stream_t *us; |
| 8215 | 249 |
| 250 c = rev->data; | |
|
8283
dadbc66e9fca
Simplifed handling HTTP/3 streams.
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8281
diff
changeset
|
251 us = c->data; |
| 8215 | 252 |
|
8226
268f4389130d
Refactored HTTP/3 parser.
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8215
diff
changeset
|
253 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, "http3 read handler"); |
| 8215 | 254 |
| 255 while (rev->ready) { | |
| 256 | |
|
8226
268f4389130d
Refactored HTTP/3 parser.
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diff
changeset
|
257 n = c->recv(c, buf, sizeof(buf)); |
| 8215 | 258 |
|
8460
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HTTP/3: close QUIC connection with HTTP/QPACK errors when needed.
Roman Arutyunyan <arut@nginx.com>
parents:
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diff
changeset
|
259 if (n == NGX_ERROR) { |
|
72f9ff4e0a88
HTTP/3: close QUIC connection with HTTP/QPACK errors when needed.
Roman Arutyunyan <arut@nginx.com>
parents:
8456
diff
changeset
|
260 rc = NGX_HTTP_V3_ERR_INTERNAL_ERROR; |
| 8215 | 261 goto failed; |
| 262 } | |
| 263 | |
|
8460
72f9ff4e0a88
HTTP/3: close QUIC connection with HTTP/QPACK errors when needed.
Roman Arutyunyan <arut@nginx.com>
parents:
8456
diff
changeset
|
264 if (n == 0) { |
|
72f9ff4e0a88
HTTP/3: close QUIC connection with HTTP/QPACK errors when needed.
Roman Arutyunyan <arut@nginx.com>
parents:
8456
diff
changeset
|
265 if (us->index >= 0) { |
|
72f9ff4e0a88
HTTP/3: close QUIC connection with HTTP/QPACK errors when needed.
Roman Arutyunyan <arut@nginx.com>
parents:
8456
diff
changeset
|
266 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>
parents:
8456
diff
changeset
|
267 goto failed; |
|
72f9ff4e0a88
HTTP/3: close QUIC connection with HTTP/QPACK errors when needed.
Roman Arutyunyan <arut@nginx.com>
parents:
8456
diff
changeset
|
268 } |
|
72f9ff4e0a88
HTTP/3: close QUIC connection with HTTP/QPACK errors when needed.
Roman Arutyunyan <arut@nginx.com>
parents:
8456
diff
changeset
|
269 |
|
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HTTP/3: close QUIC connection with HTTP/QPACK errors when needed.
Roman Arutyunyan <arut@nginx.com>
parents:
8456
diff
changeset
|
270 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>
parents:
8456
diff
changeset
|
271 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:
8456
diff
changeset
|
272 return; |
|
72f9ff4e0a88
HTTP/3: close QUIC connection with HTTP/QPACK errors when needed.
Roman Arutyunyan <arut@nginx.com>
parents:
8456
diff
changeset
|
273 } |
|
72f9ff4e0a88
HTTP/3: close QUIC connection with HTTP/QPACK errors when needed.
Roman Arutyunyan <arut@nginx.com>
parents:
8456
diff
changeset
|
274 |
|
8226
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Refactored HTTP/3 parser.
Roman Arutyunyan <arut@nginx.com>
parents:
8215
diff
changeset
|
275 if (n == NGX_AGAIN) { |
| 8215 | 276 break; |
| 277 } | |
| 278 | |
|
8283
dadbc66e9fca
Simplifed handling HTTP/3 streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8281
diff
changeset
|
279 if (us->handler == NULL) { |
|
8226
268f4389130d
Refactored HTTP/3 parser.
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parents:
8215
diff
changeset
|
280 continue; |
|
268f4389130d
Refactored HTTP/3 parser.
Roman Arutyunyan <arut@nginx.com>
parents:
8215
diff
changeset
|
281 } |
| 8215 | 282 |
|
8226
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Refactored HTTP/3 parser.
Roman Arutyunyan <arut@nginx.com>
parents:
8215
diff
changeset
|
283 for (i = 0; i < n; i++) { |
| 8215 | 284 |
|
8283
dadbc66e9fca
Simplifed handling HTTP/3 streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8281
diff
changeset
|
285 rc = us->handler(c, us->data, buf[i]); |
| 8215 | 286 |
|
8460
72f9ff4e0a88
HTTP/3: close QUIC connection with HTTP/QPACK errors when needed.
Roman Arutyunyan <arut@nginx.com>
parents:
8456
diff
changeset
|
287 if (rc == NGX_DONE) { |
|
72f9ff4e0a88
HTTP/3: close QUIC connection with HTTP/QPACK errors when needed.
Roman Arutyunyan <arut@nginx.com>
parents:
8456
diff
changeset
|
288 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, |
|
72f9ff4e0a88
HTTP/3: close QUIC connection with HTTP/QPACK errors when needed.
Roman Arutyunyan <arut@nginx.com>
parents:
8456
diff
changeset
|
289 "http3 read done"); |
|
72f9ff4e0a88
HTTP/3: close QUIC connection with HTTP/QPACK errors when needed.
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8456
diff
changeset
|
290 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:
8456
diff
changeset
|
291 return; |
|
72f9ff4e0a88
HTTP/3: close QUIC connection with HTTP/QPACK errors when needed.
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parents:
8456
diff
changeset
|
292 } |
|
72f9ff4e0a88
HTTP/3: close QUIC connection with HTTP/QPACK errors when needed.
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parents:
8456
diff
changeset
|
293 |
|
72f9ff4e0a88
HTTP/3: close QUIC connection with HTTP/QPACK errors when needed.
Roman Arutyunyan <arut@nginx.com>
parents:
8456
diff
changeset
|
294 if (rc > 0) { |
| 8215 | 295 goto failed; |
| 296 } | |
| 297 | |
|
8460
72f9ff4e0a88
HTTP/3: close QUIC connection with HTTP/QPACK errors when needed.
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parents:
8456
diff
changeset
|
298 if (rc != NGX_AGAIN) { |
|
72f9ff4e0a88
HTTP/3: close QUIC connection with HTTP/QPACK errors when needed.
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diff
changeset
|
299 rc = NGX_HTTP_V3_ERR_GENERAL_PROTOCOL_ERROR; |
|
72f9ff4e0a88
HTTP/3: close QUIC connection with HTTP/QPACK errors when needed.
Roman Arutyunyan <arut@nginx.com>
parents:
8456
diff
changeset
|
300 goto failed; |
| 8215 | 301 } |
| 302 } | |
| 303 } | |
| 304 | |
| 305 if (ngx_handle_read_event(rev, 0) != NGX_OK) { | |
|
8460
72f9ff4e0a88
HTTP/3: close QUIC connection with HTTP/QPACK errors when needed.
Roman Arutyunyan <arut@nginx.com>
parents:
8456
diff
changeset
|
306 rc = NGX_HTTP_V3_ERR_INTERNAL_ERROR; |
| 8215 | 307 goto failed; |
| 308 } | |
| 309 | |
| 310 return; | |
| 311 | |
| 312 failed: | |
| 313 | |
|
8460
72f9ff4e0a88
HTTP/3: close QUIC connection with HTTP/QPACK errors when needed.
Roman Arutyunyan <arut@nginx.com>
parents:
8456
diff
changeset
|
314 ngx_http_v3_finalize_connection(c, rc, "stream error"); |
| 8215 | 315 ngx_http_v3_close_uni_stream(c); |
| 316 } | |
| 317 | |
| 318 | |
|
8281
618a65de08b3
When closing a QUIC connection, wait for all streams to finish.
Roman Arutyunyan <arut@nginx.com>
parents:
8228
diff
changeset
|
319 static void |
|
618a65de08b3
When closing a QUIC connection, wait for all streams to finish.
Roman Arutyunyan <arut@nginx.com>
parents:
8228
diff
changeset
|
320 ngx_http_v3_dummy_write_handler(ngx_event_t *wev) |
|
618a65de08b3
When closing a QUIC connection, wait for all streams to finish.
Roman Arutyunyan <arut@nginx.com>
parents:
8228
diff
changeset
|
321 { |
|
618a65de08b3
When closing a QUIC connection, wait for all streams to finish.
Roman Arutyunyan <arut@nginx.com>
parents:
8228
diff
changeset
|
322 ngx_connection_t *c; |
|
618a65de08b3
When closing a QUIC connection, wait for all streams to finish.
Roman Arutyunyan <arut@nginx.com>
parents:
8228
diff
changeset
|
323 |
|
618a65de08b3
When closing a QUIC connection, wait for all streams to finish.
Roman Arutyunyan <arut@nginx.com>
parents:
8228
diff
changeset
|
324 c = wev->data; |
|
618a65de08b3
When closing a QUIC connection, wait for all streams to finish.
Roman Arutyunyan <arut@nginx.com>
parents:
8228
diff
changeset
|
325 |
|
618a65de08b3
When closing a QUIC connection, wait for all streams to finish.
Roman Arutyunyan <arut@nginx.com>
parents:
8228
diff
changeset
|
326 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.
Roman Arutyunyan <arut@nginx.com>
parents:
8228
diff
changeset
|
327 |
|
618a65de08b3
When closing a QUIC connection, wait for all streams to finish.
Roman Arutyunyan <arut@nginx.com>
parents:
8228
diff
changeset
|
328 if (ngx_handle_write_event(wev, 0) != NGX_OK) { |
|
8460
72f9ff4e0a88
HTTP/3: close QUIC connection with HTTP/QPACK errors when needed.
Roman Arutyunyan <arut@nginx.com>
parents:
8456
diff
changeset
|
329 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:
8456
diff
changeset
|
330 NULL); |
|
8281
618a65de08b3
When closing a QUIC connection, wait for all streams to finish.
Roman Arutyunyan <arut@nginx.com>
parents:
8228
diff
changeset
|
331 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:
8228
diff
changeset
|
332 } |
|
618a65de08b3
When closing a QUIC connection, wait for all streams to finish.
Roman Arutyunyan <arut@nginx.com>
parents:
8228
diff
changeset
|
333 } |
|
618a65de08b3
When closing a QUIC connection, wait for all streams to finish.
Roman Arutyunyan <arut@nginx.com>
parents:
8228
diff
changeset
|
334 |
|
618a65de08b3
When closing a QUIC connection, wait for all streams to finish.
Roman Arutyunyan <arut@nginx.com>
parents:
8228
diff
changeset
|
335 |
| 8215 | 336 /* XXX async & buffered stream writes */ |
| 337 | |
| 8497 | 338 ngx_connection_t * |
| 339 ngx_http_v3_create_push_stream(ngx_connection_t *c, uint64_t push_id) | |
| 340 { | |
| 341 u_char *p, buf[NGX_HTTP_V3_VARLEN_INT_LEN * 2]; | |
| 342 size_t n; | |
| 343 ngx_connection_t *sc; | |
| 344 ngx_pool_cleanup_t *cln; | |
| 345 ngx_http_v3_push_t *push; | |
| 346 ngx_http_v3_connection_t *h3c; | |
| 347 | |
| 348 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, c->log, 0, | |
| 349 "http3 create push stream id:%uL", push_id); | |
| 350 | |
| 351 sc = ngx_quic_open_stream(c, 0); | |
| 352 if (sc == NULL) { | |
| 353 return NULL; | |
| 354 } | |
| 355 | |
| 356 p = buf; | |
| 357 p = (u_char *) ngx_http_v3_encode_varlen_int(p, NGX_HTTP_V3_STREAM_PUSH); | |
| 358 p = (u_char *) ngx_http_v3_encode_varlen_int(p, push_id); | |
| 359 n = p - buf; | |
| 360 | |
| 361 if (sc->send(sc, buf, n) != (ssize_t) n) { | |
| 362 goto failed; | |
| 363 } | |
| 364 | |
| 365 cln = ngx_pool_cleanup_add(sc->pool, sizeof(ngx_http_v3_push_t)); | |
| 366 if (cln == NULL) { | |
| 367 goto failed; | |
| 368 } | |
| 369 | |
|
8630
279ad36f2f4b
QUIC: renamed c->qs to c->quic.
Roman Arutyunyan <arut@nginx.com>
parents:
8497
diff
changeset
|
370 h3c = c->quic->parent->data; |
| 8497 | 371 h3c->npushing++; |
| 372 | |
| 373 cln->handler = ngx_http_v3_push_cleanup; | |
| 374 | |
| 375 push = cln->data; | |
| 376 push->id = push_id; | |
| 377 push->connection = sc; | |
| 378 push->npushing = &h3c->npushing; | |
| 379 | |
| 380 ngx_queue_insert_tail(&h3c->pushing, &push->queue); | |
| 381 | |
| 382 return sc; | |
| 383 | |
| 384 failed: | |
| 385 | |
| 386 ngx_http_v3_close_uni_stream(sc); | |
| 387 | |
| 388 return NULL; | |
| 389 } | |
| 390 | |
| 391 | |
| 392 static void | |
| 393 ngx_http_v3_push_cleanup(void *data) | |
| 394 { | |
| 395 ngx_http_v3_push_t *push = data; | |
| 396 | |
| 397 ngx_queue_remove(&push->queue); | |
| 398 (*push->npushing)--; | |
| 399 } | |
| 400 | |
| 401 | |
| 8215 | 402 static ngx_connection_t * |
|
8283
dadbc66e9fca
Simplifed handling HTTP/3 streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8281
diff
changeset
|
403 ngx_http_v3_get_uni_stream(ngx_connection_t *c, ngx_uint_t type) |
| 8215 | 404 { |
| 405 u_char buf[NGX_HTTP_V3_VARLEN_INT_LEN]; | |
| 406 size_t n; | |
|
8283
dadbc66e9fca
Simplifed handling HTTP/3 streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8281
diff
changeset
|
407 ngx_int_t index; |
| 8215 | 408 ngx_connection_t *sc; |
|
8283
dadbc66e9fca
Simplifed handling HTTP/3 streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8281
diff
changeset
|
409 ngx_http_v3_connection_t *h3c; |
| 8215 | 410 ngx_http_v3_uni_stream_t *us; |
| 411 | |
|
8283
dadbc66e9fca
Simplifed handling HTTP/3 streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8281
diff
changeset
|
412 switch (type) { |
|
dadbc66e9fca
Simplifed handling HTTP/3 streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8281
diff
changeset
|
413 case NGX_HTTP_V3_STREAM_ENCODER: |
|
dadbc66e9fca
Simplifed handling HTTP/3 streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8281
diff
changeset
|
414 index = NGX_HTTP_V3_STREAM_SERVER_ENCODER; |
|
dadbc66e9fca
Simplifed handling HTTP/3 streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8281
diff
changeset
|
415 break; |
|
dadbc66e9fca
Simplifed handling HTTP/3 streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8281
diff
changeset
|
416 case NGX_HTTP_V3_STREAM_DECODER: |
|
dadbc66e9fca
Simplifed handling HTTP/3 streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8281
diff
changeset
|
417 index = NGX_HTTP_V3_STREAM_SERVER_DECODER; |
|
dadbc66e9fca
Simplifed handling HTTP/3 streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8281
diff
changeset
|
418 break; |
|
dadbc66e9fca
Simplifed handling HTTP/3 streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8281
diff
changeset
|
419 case NGX_HTTP_V3_STREAM_CONTROL: |
|
dadbc66e9fca
Simplifed handling HTTP/3 streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8281
diff
changeset
|
420 index = NGX_HTTP_V3_STREAM_SERVER_CONTROL; |
|
dadbc66e9fca
Simplifed handling HTTP/3 streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8281
diff
changeset
|
421 break; |
|
dadbc66e9fca
Simplifed handling HTTP/3 streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8281
diff
changeset
|
422 default: |
|
dadbc66e9fca
Simplifed handling HTTP/3 streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8281
diff
changeset
|
423 index = -1; |
|
dadbc66e9fca
Simplifed handling HTTP/3 streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8281
diff
changeset
|
424 } |
|
dadbc66e9fca
Simplifed handling HTTP/3 streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8281
diff
changeset
|
425 |
|
8630
279ad36f2f4b
QUIC: renamed c->qs to c->quic.
Roman Arutyunyan <arut@nginx.com>
parents:
8497
diff
changeset
|
426 h3c = c->quic->parent->data; |
|
8283
dadbc66e9fca
Simplifed handling HTTP/3 streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8281
diff
changeset
|
427 |
|
dadbc66e9fca
Simplifed handling HTTP/3 streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8281
diff
changeset
|
428 if (index >= 0) { |
|
dadbc66e9fca
Simplifed handling HTTP/3 streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8281
diff
changeset
|
429 if (h3c->known_streams[index]) { |
|
dadbc66e9fca
Simplifed handling HTTP/3 streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8281
diff
changeset
|
430 return h3c->known_streams[index]; |
|
dadbc66e9fca
Simplifed handling HTTP/3 streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8281
diff
changeset
|
431 } |
|
dadbc66e9fca
Simplifed handling HTTP/3 streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8281
diff
changeset
|
432 } |
|
dadbc66e9fca
Simplifed handling HTTP/3 streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8281
diff
changeset
|
433 |
|
8495
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8492
diff
changeset
|
434 sc = ngx_quic_open_stream(c, 0); |
| 8215 | 435 if (sc == NULL) { |
| 436 return NULL; | |
| 437 } | |
| 438 | |
| 439 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, c->log, 0, | |
| 440 "http3 create uni stream, type:%ui", type); | |
| 441 | |
| 442 us = ngx_pcalloc(sc->pool, sizeof(ngx_http_v3_uni_stream_t)); | |
| 443 if (us == NULL) { | |
| 444 goto failed; | |
| 445 } | |
| 446 | |
|
8283
dadbc66e9fca
Simplifed handling HTTP/3 streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8281
diff
changeset
|
447 us->index = index; |
|
dadbc66e9fca
Simplifed handling HTTP/3 streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8281
diff
changeset
|
448 |
| 8215 | 449 sc->data = us; |
| 450 | |
|
8281
618a65de08b3
When closing a QUIC connection, wait for all streams to finish.
Roman Arutyunyan <arut@nginx.com>
parents:
8228
diff
changeset
|
451 sc->read->handler = ngx_http_v3_uni_read_handler; |
|
618a65de08b3
When closing a QUIC connection, wait for all streams to finish.
Roman Arutyunyan <arut@nginx.com>
parents:
8228
diff
changeset
|
452 sc->write->handler = ngx_http_v3_dummy_write_handler; |
|
618a65de08b3
When closing a QUIC connection, wait for all streams to finish.
Roman Arutyunyan <arut@nginx.com>
parents:
8228
diff
changeset
|
453 |
|
8403
c101438c69a4
HTTP/3: prevent array access by negative index for unknown streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8362
diff
changeset
|
454 if (index >= 0) { |
|
c101438c69a4
HTTP/3: prevent array access by negative index for unknown streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8362
diff
changeset
|
455 h3c->known_streams[index] = sc; |
|
c101438c69a4
HTTP/3: prevent array access by negative index for unknown streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8362
diff
changeset
|
456 } |
| 8215 | 457 |
| 458 n = (u_char *) ngx_http_v3_encode_varlen_int(buf, type) - buf; | |
| 459 | |
| 460 if (sc->send(sc, buf, n) != (ssize_t) n) { | |
| 461 goto failed; | |
| 462 } | |
| 463 | |
| 464 return sc; | |
| 465 | |
| 466 failed: | |
| 467 | |
| 468 ngx_http_v3_close_uni_stream(sc); | |
| 469 | |
| 470 return NULL; | |
| 471 } | |
| 472 | |
| 473 | |
|
8481
0d2b2664b41c
QUIC: added "quic" listen parameter.
Roman Arutyunyan <arut@nginx.com>
parents:
8460
diff
changeset
|
474 static ngx_int_t |
|
8456
c9538aef3211
HTTP/3: refactored dynamic table implementation.
Roman Arutyunyan <arut@nginx.com>
parents:
8403
diff
changeset
|
475 ngx_http_v3_send_settings(ngx_connection_t *c) |
|
c9538aef3211
HTTP/3: refactored dynamic table implementation.
Roman Arutyunyan <arut@nginx.com>
parents:
8403
diff
changeset
|
476 { |
|
c9538aef3211
HTTP/3: refactored dynamic table implementation.
Roman Arutyunyan <arut@nginx.com>
parents:
8403
diff
changeset
|
477 u_char *p, buf[NGX_HTTP_V3_VARLEN_INT_LEN * 6]; |
|
c9538aef3211
HTTP/3: refactored dynamic table implementation.
Roman Arutyunyan <arut@nginx.com>
parents:
8403
diff
changeset
|
478 size_t n; |
|
c9538aef3211
HTTP/3: refactored dynamic table implementation.
Roman Arutyunyan <arut@nginx.com>
parents:
8403
diff
changeset
|
479 ngx_connection_t *cc; |
|
8492
65c1fc5fae15
HTTP/3: renamed server configuration variables from v3cf to h3scf.
Roman Arutyunyan <arut@nginx.com>
parents:
8481
diff
changeset
|
480 ngx_http_v3_srv_conf_t *h3scf; |
|
8456
c9538aef3211
HTTP/3: refactored dynamic table implementation.
Roman Arutyunyan <arut@nginx.com>
parents:
8403
diff
changeset
|
481 ngx_http_v3_connection_t *h3c; |
|
c9538aef3211
HTTP/3: refactored dynamic table implementation.
Roman Arutyunyan <arut@nginx.com>
parents:
8403
diff
changeset
|
482 |
|
8630
279ad36f2f4b
QUIC: renamed c->qs to c->quic.
Roman Arutyunyan <arut@nginx.com>
parents:
8497
diff
changeset
|
483 h3c = c->quic->parent->data; |
|
8495
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8492
diff
changeset
|
484 |
|
8456
c9538aef3211
HTTP/3: refactored dynamic table implementation.
Roman Arutyunyan <arut@nginx.com>
parents:
8403
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:
8403
diff
changeset
|
486 |
|
c9538aef3211
HTTP/3: refactored dynamic table implementation.
Roman Arutyunyan <arut@nginx.com>
parents:
8403
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:
8403
diff
changeset
|
488 if (cc == NULL) { |
|
8495
455a8536eaa7
QUIC: limited the number of server-initiated streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8492
diff
changeset
|
489 return NGX_DECLINED; |
|
8456
c9538aef3211
HTTP/3: refactored dynamic table implementation.
Roman Arutyunyan <arut@nginx.com>
parents:
8403
diff
changeset
|
490 } |
|
c9538aef3211
HTTP/3: refactored dynamic table implementation.
Roman Arutyunyan <arut@nginx.com>
parents:
8403
diff
changeset
|
491 |
|
8492
65c1fc5fae15
HTTP/3: renamed server configuration variables from v3cf to h3scf.
Roman Arutyunyan <arut@nginx.com>
parents:
8481
diff
changeset
|
492 h3scf = ngx_http_get_module_srv_conf(h3c->hc.conf_ctx, ngx_http_v3_module); |
|
8456
c9538aef3211
HTTP/3: refactored dynamic table implementation.
Roman Arutyunyan <arut@nginx.com>
parents:
8403
diff
changeset
|
493 |
|
c9538aef3211
HTTP/3: refactored dynamic table implementation.
Roman Arutyunyan <arut@nginx.com>
parents:
8403
diff
changeset
|
494 n = ngx_http_v3_encode_varlen_int(NULL, |
|
c9538aef3211
HTTP/3: refactored dynamic table implementation.
Roman Arutyunyan <arut@nginx.com>
parents:
8403
diff
changeset
|
495 NGX_HTTP_V3_PARAM_MAX_TABLE_CAPACITY); |
|
8492
65c1fc5fae15
HTTP/3: renamed server configuration variables from v3cf to h3scf.
Roman Arutyunyan <arut@nginx.com>
parents:
8481
diff
changeset
|
496 n += ngx_http_v3_encode_varlen_int(NULL, h3scf->max_table_capacity); |
|
8456
c9538aef3211
HTTP/3: refactored dynamic table implementation.
Roman Arutyunyan <arut@nginx.com>
parents:
8403
diff
changeset
|
497 n += ngx_http_v3_encode_varlen_int(NULL, NGX_HTTP_V3_PARAM_BLOCKED_STREAMS); |
|
8492
65c1fc5fae15
HTTP/3: renamed server configuration variables from v3cf to h3scf.
Roman Arutyunyan <arut@nginx.com>
parents:
8481
diff
changeset
|
498 n += ngx_http_v3_encode_varlen_int(NULL, h3scf->max_blocked_streams); |
|
8456
c9538aef3211
HTTP/3: refactored dynamic table implementation.
Roman Arutyunyan <arut@nginx.com>
parents:
8403
diff
changeset
|
499 |
|
c9538aef3211
HTTP/3: refactored dynamic table implementation.
Roman Arutyunyan <arut@nginx.com>
parents:
8403
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:
8403
diff
changeset
|
501 NGX_HTTP_V3_FRAME_SETTINGS); |
|
c9538aef3211
HTTP/3: refactored dynamic table implementation.
Roman Arutyunyan <arut@nginx.com>
parents:
8403
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:
8403
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:
8403
diff
changeset
|
504 NGX_HTTP_V3_PARAM_MAX_TABLE_CAPACITY); |
|
8492
65c1fc5fae15
HTTP/3: renamed server configuration variables from v3cf to h3scf.
Roman Arutyunyan <arut@nginx.com>
parents:
8481
diff
changeset
|
505 p = (u_char *) ngx_http_v3_encode_varlen_int(p, h3scf->max_table_capacity); |
|
8456
c9538aef3211
HTTP/3: refactored dynamic table implementation.
Roman Arutyunyan <arut@nginx.com>
parents:
8403
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:
8403
diff
changeset
|
507 NGX_HTTP_V3_PARAM_BLOCKED_STREAMS); |
|
8492
65c1fc5fae15
HTTP/3: renamed server configuration variables from v3cf to h3scf.
Roman Arutyunyan <arut@nginx.com>
parents:
8481
diff
changeset
|
508 p = (u_char *) ngx_http_v3_encode_varlen_int(p, h3scf->max_blocked_streams); |
|
8456
c9538aef3211
HTTP/3: refactored dynamic table implementation.
Roman Arutyunyan <arut@nginx.com>
parents:
8403
diff
changeset
|
509 n = p - buf; |
|
c9538aef3211
HTTP/3: refactored dynamic table implementation.
Roman Arutyunyan <arut@nginx.com>
parents:
8403
diff
changeset
|
510 |
|
c9538aef3211
HTTP/3: refactored dynamic table implementation.
Roman Arutyunyan <arut@nginx.com>
parents:
8403
diff
changeset
|
511 if (cc->send(cc, buf, n) != (ssize_t) n) { |
|
c9538aef3211
HTTP/3: refactored dynamic table implementation.
Roman Arutyunyan <arut@nginx.com>
parents:
8403
diff
changeset
|
512 goto failed; |
|
c9538aef3211
HTTP/3: refactored dynamic table implementation.
Roman Arutyunyan <arut@nginx.com>
parents:
8403
diff
changeset
|
513 } |
|
c9538aef3211
HTTP/3: refactored dynamic table implementation.
Roman Arutyunyan <arut@nginx.com>
parents:
8403
diff
changeset
|
514 |
|
c9538aef3211
HTTP/3: refactored dynamic table implementation.
Roman Arutyunyan <arut@nginx.com>
parents:
8403
diff
changeset
|
515 return NGX_OK; |
|
c9538aef3211
HTTP/3: refactored dynamic table implementation.
Roman Arutyunyan <arut@nginx.com>
parents:
8403
diff
changeset
|
516 |
|
c9538aef3211
HTTP/3: refactored dynamic table implementation.
Roman Arutyunyan <arut@nginx.com>
parents:
8403
diff
changeset
|
517 failed: |
|
c9538aef3211
HTTP/3: refactored dynamic table implementation.
Roman Arutyunyan <arut@nginx.com>
parents:
8403
diff
changeset
|
518 |
|
c9538aef3211
HTTP/3: refactored dynamic table implementation.
Roman Arutyunyan <arut@nginx.com>
parents:
8403
diff
changeset
|
519 ngx_http_v3_close_uni_stream(cc); |
|
c9538aef3211
HTTP/3: refactored dynamic table implementation.
Roman Arutyunyan <arut@nginx.com>
parents:
8403
diff
changeset
|
520 |
|
c9538aef3211
HTTP/3: refactored dynamic table implementation.
Roman Arutyunyan <arut@nginx.com>
parents:
8403
diff
changeset
|
521 return NGX_ERROR; |
|
c9538aef3211
HTTP/3: refactored dynamic table implementation.
Roman Arutyunyan <arut@nginx.com>
parents:
8403
diff
changeset
|
522 } |
|
c9538aef3211
HTTP/3: refactored dynamic table implementation.
Roman Arutyunyan <arut@nginx.com>
parents:
8403
diff
changeset
|
523 |
|
c9538aef3211
HTTP/3: refactored dynamic table implementation.
Roman Arutyunyan <arut@nginx.com>
parents:
8403
diff
changeset
|
524 |
|
c9538aef3211
HTTP/3: refactored dynamic table implementation.
Roman Arutyunyan <arut@nginx.com>
parents:
8403
diff
changeset
|
525 ngx_int_t |
| 8215 | 526 ngx_http_v3_client_ref_insert(ngx_connection_t *c, ngx_uint_t dynamic, |
| 527 ngx_uint_t index, ngx_str_t *value) | |
| 528 { | |
| 529 u_char *p, buf[NGX_HTTP_V3_PREFIX_INT_LEN * 2]; | |
| 530 size_t n; | |
| 531 ngx_connection_t *ec; | |
| 532 | |
| 533 ngx_log_debug3(NGX_LOG_DEBUG_HTTP, c->log, 0, | |
| 534 "http3 client ref insert, %s[%ui] \"%V\"", | |
| 535 dynamic ? "dynamic" : "static", index, value); | |
| 536 | |
|
8283
dadbc66e9fca
Simplifed handling HTTP/3 streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8281
diff
changeset
|
537 ec = ngx_http_v3_get_uni_stream(c, NGX_HTTP_V3_STREAM_ENCODER); |
| 8215 | 538 if (ec == NULL) { |
| 539 return NGX_ERROR; | |
| 540 } | |
| 541 | |
| 542 p = buf; | |
| 543 | |
| 544 *p = (dynamic ? 0x80 : 0xc0); | |
| 545 p = (u_char *) ngx_http_v3_encode_prefix_int(p, index, 6); | |
| 546 | |
| 547 /* XXX option for huffman? */ | |
| 548 *p = 0; | |
| 549 p = (u_char *) ngx_http_v3_encode_prefix_int(p, value->len, 7); | |
| 550 | |
| 551 n = p - buf; | |
| 552 | |
| 553 if (ec->send(ec, buf, n) != (ssize_t) n) { | |
| 554 goto failed; | |
| 555 } | |
| 556 | |
| 557 if (ec->send(ec, value->data, value->len) != (ssize_t) value->len) { | |
| 558 goto failed; | |
| 559 } | |
| 560 | |
| 561 return NGX_OK; | |
| 562 | |
| 563 failed: | |
| 564 | |
| 565 ngx_http_v3_close_uni_stream(ec); | |
| 566 | |
| 567 return NGX_ERROR; | |
| 568 } | |
| 569 | |
| 570 | |
| 571 ngx_int_t | |
| 572 ngx_http_v3_client_insert(ngx_connection_t *c, ngx_str_t *name, | |
| 573 ngx_str_t *value) | |
| 574 { | |
| 575 u_char buf[NGX_HTTP_V3_PREFIX_INT_LEN]; | |
| 576 size_t n; | |
| 577 ngx_connection_t *ec; | |
| 578 | |
| 579 ngx_log_debug2(NGX_LOG_DEBUG_HTTP, c->log, 0, | |
| 580 "http3 client insert \"%V\":\"%V\"", name, value); | |
| 581 | |
|
8283
dadbc66e9fca
Simplifed handling HTTP/3 streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8281
diff
changeset
|
582 ec = ngx_http_v3_get_uni_stream(c, NGX_HTTP_V3_STREAM_ENCODER); |
| 8215 | 583 if (ec == NULL) { |
| 584 return NGX_ERROR; | |
| 585 } | |
| 586 | |
| 587 /* XXX option for huffman? */ | |
| 588 buf[0] = 0x40; | |
| 589 n = (u_char *) ngx_http_v3_encode_prefix_int(buf, name->len, 5) - buf; | |
| 590 | |
| 591 if (ec->send(ec, buf, n) != (ssize_t) n) { | |
| 592 goto failed; | |
| 593 } | |
| 594 | |
| 595 if (ec->send(ec, name->data, name->len) != (ssize_t) name->len) { | |
| 596 goto failed; | |
| 597 } | |
| 598 | |
| 599 /* XXX option for huffman? */ | |
| 600 buf[0] = 0; | |
| 601 n = (u_char *) ngx_http_v3_encode_prefix_int(buf, value->len, 7) - buf; | |
| 602 | |
| 603 if (ec->send(ec, buf, n) != (ssize_t) n) { | |
| 604 goto failed; | |
| 605 } | |
| 606 | |
| 607 if (ec->send(ec, value->data, value->len) != (ssize_t) value->len) { | |
| 608 goto failed; | |
| 609 } | |
| 610 | |
| 611 return NGX_OK; | |
| 612 | |
| 613 failed: | |
| 614 | |
| 615 ngx_http_v3_close_uni_stream(ec); | |
| 616 | |
| 617 return NGX_ERROR; | |
| 618 } | |
| 619 | |
| 620 | |
| 621 ngx_int_t | |
| 622 ngx_http_v3_client_set_capacity(ngx_connection_t *c, ngx_uint_t capacity) | |
| 623 { | |
| 624 u_char buf[NGX_HTTP_V3_PREFIX_INT_LEN]; | |
| 625 size_t n; | |
| 626 ngx_connection_t *ec; | |
| 627 | |
| 628 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, c->log, 0, | |
| 629 "http3 client set capacity %ui", capacity); | |
| 630 | |
|
8283
dadbc66e9fca
Simplifed handling HTTP/3 streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8281
diff
changeset
|
631 ec = ngx_http_v3_get_uni_stream(c, NGX_HTTP_V3_STREAM_ENCODER); |
| 8215 | 632 if (ec == NULL) { |
| 633 return NGX_ERROR; | |
| 634 } | |
| 635 | |
| 636 buf[0] = 0x20; | |
| 637 n = (u_char *) ngx_http_v3_encode_prefix_int(buf, capacity, 5) - buf; | |
| 638 | |
| 639 if (ec->send(ec, buf, n) != (ssize_t) n) { | |
| 640 ngx_http_v3_close_uni_stream(ec); | |
| 641 return NGX_ERROR; | |
| 642 } | |
| 643 | |
| 644 return NGX_OK; | |
| 645 } | |
| 646 | |
| 647 | |
| 648 ngx_int_t | |
| 649 ngx_http_v3_client_duplicate(ngx_connection_t *c, ngx_uint_t index) | |
| 650 { | |
| 651 u_char buf[NGX_HTTP_V3_PREFIX_INT_LEN]; | |
| 652 size_t n; | |
| 653 ngx_connection_t *ec; | |
| 654 | |
| 655 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, c->log, 0, | |
| 656 "http3 client duplicate %ui", index); | |
| 657 | |
|
8283
dadbc66e9fca
Simplifed handling HTTP/3 streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8281
diff
changeset
|
658 ec = ngx_http_v3_get_uni_stream(c, NGX_HTTP_V3_STREAM_ENCODER); |
| 8215 | 659 if (ec == NULL) { |
| 660 return NGX_ERROR; | |
| 661 } | |
| 662 | |
| 663 buf[0] = 0; | |
| 664 n = (u_char *) ngx_http_v3_encode_prefix_int(buf, index, 5) - buf; | |
| 665 | |
| 666 if (ec->send(ec, buf, n) != (ssize_t) n) { | |
| 667 ngx_http_v3_close_uni_stream(ec); | |
| 668 return NGX_ERROR; | |
| 669 } | |
| 670 | |
| 671 return NGX_OK; | |
| 672 } | |
| 673 | |
| 674 | |
| 675 ngx_int_t | |
| 676 ngx_http_v3_client_ack_header(ngx_connection_t *c, ngx_uint_t stream_id) | |
| 677 { | |
| 678 u_char buf[NGX_HTTP_V3_PREFIX_INT_LEN]; | |
| 679 size_t n; | |
| 680 ngx_connection_t *dc; | |
| 681 | |
| 682 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, c->log, 0, | |
| 683 "http3 client ack header %ui", stream_id); | |
| 684 | |
|
8283
dadbc66e9fca
Simplifed handling HTTP/3 streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8281
diff
changeset
|
685 dc = ngx_http_v3_get_uni_stream(c, NGX_HTTP_V3_STREAM_DECODER); |
| 8215 | 686 if (dc == NULL) { |
| 687 return NGX_ERROR; | |
| 688 } | |
| 689 | |
| 690 buf[0] = 0x80; | |
| 691 n = (u_char *) ngx_http_v3_encode_prefix_int(buf, stream_id, 7) - buf; | |
| 692 | |
| 693 if (dc->send(dc, buf, n) != (ssize_t) n) { | |
| 694 ngx_http_v3_close_uni_stream(dc); | |
| 695 return NGX_ERROR; | |
| 696 } | |
| 697 | |
| 698 return NGX_OK; | |
| 699 } | |
| 700 | |
| 701 | |
| 702 ngx_int_t | |
| 703 ngx_http_v3_client_cancel_stream(ngx_connection_t *c, ngx_uint_t stream_id) | |
| 704 { | |
| 705 u_char buf[NGX_HTTP_V3_PREFIX_INT_LEN]; | |
| 706 size_t n; | |
| 707 ngx_connection_t *dc; | |
| 708 | |
| 709 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, c->log, 0, | |
| 710 "http3 client cancel stream %ui", stream_id); | |
| 711 | |
|
8283
dadbc66e9fca
Simplifed handling HTTP/3 streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8281
diff
changeset
|
712 dc = ngx_http_v3_get_uni_stream(c, NGX_HTTP_V3_STREAM_DECODER); |
| 8215 | 713 if (dc == NULL) { |
| 714 return NGX_ERROR; | |
| 715 } | |
| 716 | |
| 717 buf[0] = 0x40; | |
| 718 n = (u_char *) ngx_http_v3_encode_prefix_int(buf, stream_id, 6) - buf; | |
| 719 | |
| 720 if (dc->send(dc, buf, n) != (ssize_t) n) { | |
| 721 ngx_http_v3_close_uni_stream(dc); | |
| 722 return NGX_ERROR; | |
| 723 } | |
| 724 | |
| 725 return NGX_OK; | |
| 726 } | |
| 727 | |
| 728 | |
| 729 ngx_int_t | |
| 730 ngx_http_v3_client_inc_insert_count(ngx_connection_t *c, ngx_uint_t inc) | |
| 731 { | |
| 732 u_char buf[NGX_HTTP_V3_PREFIX_INT_LEN]; | |
| 733 size_t n; | |
| 734 ngx_connection_t *dc; | |
| 735 | |
| 736 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, c->log, 0, | |
| 737 "http3 client increment insert count %ui", inc); | |
| 738 | |
|
8283
dadbc66e9fca
Simplifed handling HTTP/3 streams.
Roman Arutyunyan <arut@nginx.com>
parents:
8281
diff
changeset
|
739 dc = ngx_http_v3_get_uni_stream(c, NGX_HTTP_V3_STREAM_DECODER); |
| 8215 | 740 if (dc == NULL) { |
| 741 return NGX_ERROR; | |
| 742 } | |
| 743 | |
| 744 buf[0] = 0; | |
| 745 n = (u_char *) ngx_http_v3_encode_prefix_int(buf, inc, 6) - buf; | |
| 746 | |
| 747 if (dc->send(dc, buf, n) != (ssize_t) n) { | |
| 748 ngx_http_v3_close_uni_stream(dc); | |
| 749 return NGX_ERROR; | |
| 750 } | |
| 751 | |
| 752 return NGX_OK; | |
| 753 } | |
| 8497 | 754 |
| 755 | |
| 756 ngx_int_t | |
| 757 ngx_http_v3_set_max_push_id(ngx_connection_t *c, uint64_t max_push_id) | |
| 758 { | |
| 759 ngx_http_v3_connection_t *h3c; | |
| 760 | |
|
8630
279ad36f2f4b
QUIC: renamed c->qs to c->quic.
Roman Arutyunyan <arut@nginx.com>
parents:
8497
diff
changeset
|
761 h3c = c->quic->parent->data; |
| 8497 | 762 |
| 763 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, c->log, 0, | |
| 764 "http3 MAX_PUSH_ID:%uL", max_push_id); | |
| 765 | |
|
8719
5cb5b568282b
HTTP/3: do not push until a MAX_PUSH_ID frame is received.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8679
diff
changeset
|
766 if (h3c->max_push_id != (uint64_t) -1 && max_push_id < h3c->max_push_id) { |
| 8497 | 767 return NGX_HTTP_V3_ERR_ID_ERROR; |
| 768 } | |
| 769 | |
| 770 h3c->max_push_id = max_push_id; | |
| 771 | |
| 772 return NGX_OK; | |
| 773 } | |
| 774 | |
| 775 | |
| 776 ngx_int_t | |
| 777 ngx_http_v3_cancel_push(ngx_connection_t *c, uint64_t push_id) | |
| 778 { | |
| 779 ngx_queue_t *q; | |
| 780 ngx_http_request_t *r; | |
| 781 ngx_http_v3_push_t *push; | |
| 782 ngx_http_v3_connection_t *h3c; | |
| 783 | |
|
8630
279ad36f2f4b
QUIC: renamed c->qs to c->quic.
Roman Arutyunyan <arut@nginx.com>
parents:
8497
diff
changeset
|
784 h3c = c->quic->parent->data; |
| 8497 | 785 |
| 786 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, c->log, 0, | |
| 787 "http3 CANCEL_PUSH:%uL", push_id); | |
| 788 | |
| 789 if (push_id >= h3c->next_push_id) { | |
| 790 return NGX_HTTP_V3_ERR_ID_ERROR; | |
| 791 } | |
| 792 | |
| 793 for (q = ngx_queue_head(&h3c->pushing); | |
| 794 q != ngx_queue_sentinel(&h3c->pushing); | |
| 795 q = ngx_queue_next(&h3c->pushing)) | |
| 796 { | |
| 797 push = (ngx_http_v3_push_t *) q; | |
| 798 | |
| 799 if (push->id != push_id) { | |
| 800 continue; | |
| 801 } | |
| 802 | |
| 803 r = push->connection->data; | |
| 804 | |
| 805 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
| 806 "http3 cancel push"); | |
| 807 | |
| 808 ngx_http_finalize_request(r, NGX_HTTP_CLOSE); | |
| 809 | |
| 810 break; | |
| 811 } | |
| 812 | |
| 813 return NGX_OK; | |
| 814 } |