Mercurial > hg > nginx-quic
annotate src/stream/ngx_stream.h @ 6936:0d4f602dc927
Added HTTP/2 to win32 builds.
author | Maxim Dounin <mdounin@mdounin.ru> |
---|---|
date | Tue, 21 Mar 2017 17:28:15 +0300 |
parents | d2b2ff157da5 |
children | d7ce41bdf050 |
rev | line source |
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6115 | 1 |
2 /* | |
3 * Copyright (C) Roman Arutyunyan | |
4 * Copyright (C) Nginx, Inc. | |
5 */ | |
6 | |
7 | |
8 #ifndef _NGX_STREAM_H_INCLUDED_ | |
9 #define _NGX_STREAM_H_INCLUDED_ | |
10 | |
11 | |
12 #include <ngx_config.h> | |
13 #include <ngx_core.h> | |
14 | |
15 #if (NGX_STREAM_SSL) | |
16 #include <ngx_stream_ssl_module.h> | |
17 #endif | |
18 | |
19 | |
20 typedef struct ngx_stream_session_s ngx_stream_session_t; | |
21 | |
22 | |
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23 #include <ngx_stream_variables.h> |
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24 #include <ngx_stream_script.h> |
6115 | 25 #include <ngx_stream_upstream.h> |
26 #include <ngx_stream_upstream_round_robin.h> | |
27 | |
28 | |
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29 #define NGX_STREAM_OK 200 |
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30 #define NGX_STREAM_BAD_REQUEST 400 |
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31 #define NGX_STREAM_FORBIDDEN 403 |
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32 #define NGX_STREAM_INTERNAL_SERVER_ERROR 500 |
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33 #define NGX_STREAM_BAD_GATEWAY 502 |
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34 #define NGX_STREAM_SERVICE_UNAVAILABLE 503 |
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35 |
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36 |
6115 | 37 typedef struct { |
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38 void **main_conf; |
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39 void **srv_conf; |
6115 | 40 } ngx_stream_conf_ctx_t; |
41 | |
42 | |
43 typedef struct { | |
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44 ngx_sockaddr_t sockaddr; |
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45 socklen_t socklen; |
6115 | 46 |
47 /* server ctx */ | |
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48 ngx_stream_conf_ctx_t *ctx; |
6115 | 49 |
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50 unsigned bind:1; |
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51 unsigned wildcard:1; |
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52 unsigned ssl:1; |
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53 #if (NGX_HAVE_INET6) |
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54 unsigned ipv6only:1; |
6115 | 55 #endif |
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56 unsigned reuseport:1; |
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57 unsigned so_keepalive:2; |
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58 unsigned proxy_protocol:1; |
6115 | 59 #if (NGX_HAVE_KEEPALIVE_TUNABLE) |
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60 int tcp_keepidle; |
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61 int tcp_keepintvl; |
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62 int tcp_keepcnt; |
6115 | 63 #endif |
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64 int backlog; |
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65 int type; |
6115 | 66 } ngx_stream_listen_t; |
67 | |
68 | |
69 typedef struct { | |
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70 ngx_stream_conf_ctx_t *ctx; |
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71 ngx_str_t addr_text; |
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72 unsigned ssl:1; |
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73 unsigned proxy_protocol:1; |
6115 | 74 } ngx_stream_addr_conf_t; |
75 | |
76 typedef struct { | |
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77 in_addr_t addr; |
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78 ngx_stream_addr_conf_t conf; |
6115 | 79 } ngx_stream_in_addr_t; |
80 | |
81 | |
82 #if (NGX_HAVE_INET6) | |
83 | |
84 typedef struct { | |
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85 struct in6_addr addr6; |
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86 ngx_stream_addr_conf_t conf; |
6115 | 87 } ngx_stream_in6_addr_t; |
88 | |
89 #endif | |
90 | |
91 | |
92 typedef struct { | |
93 /* ngx_stream_in_addr_t or ngx_stream_in6_addr_t */ | |
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94 void *addrs; |
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95 ngx_uint_t naddrs; |
6115 | 96 } ngx_stream_port_t; |
97 | |
98 | |
99 typedef struct { | |
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100 int family; |
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101 int type; |
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102 in_port_t port; |
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103 ngx_array_t addrs; /* array of ngx_stream_conf_addr_t */ |
6115 | 104 } ngx_stream_conf_port_t; |
105 | |
106 | |
107 typedef struct { | |
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108 ngx_stream_listen_t opt; |
6115 | 109 } ngx_stream_conf_addr_t; |
110 | |
111 | |
6693 | 112 typedef enum { |
113 NGX_STREAM_POST_ACCEPT_PHASE = 0, | |
114 NGX_STREAM_PREACCESS_PHASE, | |
115 NGX_STREAM_ACCESS_PHASE, | |
116 NGX_STREAM_SSL_PHASE, | |
6694 | 117 NGX_STREAM_PREREAD_PHASE, |
6693 | 118 NGX_STREAM_CONTENT_PHASE, |
119 NGX_STREAM_LOG_PHASE | |
120 } ngx_stream_phases; | |
121 | |
122 | |
123 typedef struct ngx_stream_phase_handler_s ngx_stream_phase_handler_t; | |
124 | |
125 typedef ngx_int_t (*ngx_stream_phase_handler_pt)(ngx_stream_session_t *s, | |
126 ngx_stream_phase_handler_t *ph); | |
127 typedef ngx_int_t (*ngx_stream_handler_pt)(ngx_stream_session_t *s); | |
128 typedef void (*ngx_stream_content_handler_pt)(ngx_stream_session_t *s); | |
129 | |
130 | |
131 struct ngx_stream_phase_handler_s { | |
132 ngx_stream_phase_handler_pt checker; | |
133 ngx_stream_handler_pt handler; | |
134 ngx_uint_t next; | |
135 }; | |
136 | |
137 | |
138 typedef struct { | |
139 ngx_stream_phase_handler_t *handlers; | |
140 } ngx_stream_phase_engine_t; | |
141 | |
142 | |
143 typedef struct { | |
144 ngx_array_t handlers; | |
145 } ngx_stream_phase_t; | |
6175 | 146 |
147 | |
6115 | 148 typedef struct { |
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149 ngx_array_t servers; /* ngx_stream_core_srv_conf_t */ |
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150 ngx_array_t listen; /* ngx_stream_listen_t */ |
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151 |
6693 | 152 ngx_stream_phase_engine_t phase_engine; |
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153 |
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154 ngx_hash_t variables_hash; |
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155 |
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156 ngx_array_t variables; /* ngx_stream_variable_t */ |
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157 ngx_array_t prefix_variables; /* ngx_stream_variable_t */ |
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158 ngx_uint_t ncaptures; |
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159 |
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160 ngx_uint_t variables_hash_max_size; |
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161 ngx_uint_t variables_hash_bucket_size; |
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162 |
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163 ngx_hash_keys_arrays_t *variables_keys; |
6693 | 164 |
165 ngx_stream_phase_t phases[NGX_STREAM_LOG_PHASE + 1]; | |
6115 | 166 } ngx_stream_core_main_conf_t; |
167 | |
168 | |
169 typedef struct { | |
6693 | 170 ngx_stream_content_handler_pt handler; |
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171 |
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172 ngx_stream_conf_ctx_t *ctx; |
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173 |
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174 u_char *file_name; |
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175 ngx_uint_t line; |
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176 |
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177 ngx_flag_t tcp_nodelay; |
6694 | 178 size_t preread_buffer_size; |
179 ngx_msec_t preread_timeout; | |
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180 |
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181 ngx_log_t *error_log; |
6618 | 182 |
183 ngx_msec_t resolver_timeout; | |
184 ngx_resolver_t *resolver; | |
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185 |
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186 ngx_msec_t proxy_protocol_timeout; |
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187 |
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188 ngx_uint_t listen; /* unsigned listen:1; */ |
6115 | 189 } ngx_stream_core_srv_conf_t; |
190 | |
191 | |
192 struct ngx_stream_session_s { | |
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193 uint32_t signature; /* "STRM" */ |
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194 |
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195 ngx_connection_t *connection; |
6115 | 196 |
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197 off_t received; |
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198 time_t start_sec; |
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199 ngx_msec_t start_msec; |
6115 | 200 |
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201 ngx_log_handler_pt log_handler; |
6115 | 202 |
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203 void **ctx; |
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204 void **main_conf; |
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205 void **srv_conf; |
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206 |
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207 ngx_stream_upstream_t *upstream; |
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208 ngx_array_t *upstream_states; |
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209 /* of ngx_stream_upstream_state_t */ |
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210 ngx_stream_variable_value_t *variables; |
6115 | 211 |
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212 #if (NGX_PCRE) |
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213 ngx_uint_t ncaptures; |
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214 int *captures; |
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215 u_char *captures_data; |
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216 #endif |
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217 |
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219 ngx_uint_t status; |
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220 |
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221 unsigned ssl:1; |
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222 |
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223 unsigned stat_processing:1; |
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224 |
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225 unsigned health_check:1; |
6115 | 226 }; |
227 | |
228 | |
229 typedef struct { | |
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230 ngx_int_t (*preconfiguration)(ngx_conf_t *cf); |
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231 ngx_int_t (*postconfiguration)(ngx_conf_t *cf); |
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232 |
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233 void *(*create_main_conf)(ngx_conf_t *cf); |
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234 char *(*init_main_conf)(ngx_conf_t *cf, void *conf); |
6115 | 235 |
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236 void *(*create_srv_conf)(ngx_conf_t *cf); |
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237 char *(*merge_srv_conf)(ngx_conf_t *cf, void *prev, |
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238 void *conf); |
6115 | 239 } ngx_stream_module_t; |
240 | |
241 | |
242 #define NGX_STREAM_MODULE 0x4d525453 /* "STRM" */ | |
243 | |
244 #define NGX_STREAM_MAIN_CONF 0x02000000 | |
245 #define NGX_STREAM_SRV_CONF 0x04000000 | |
246 #define NGX_STREAM_UPS_CONF 0x08000000 | |
247 | |
248 | |
249 #define NGX_STREAM_MAIN_CONF_OFFSET offsetof(ngx_stream_conf_ctx_t, main_conf) | |
250 #define NGX_STREAM_SRV_CONF_OFFSET offsetof(ngx_stream_conf_ctx_t, srv_conf) | |
251 | |
252 | |
253 #define ngx_stream_get_module_ctx(s, module) (s)->ctx[module.ctx_index] | |
254 #define ngx_stream_set_ctx(s, c, module) s->ctx[module.ctx_index] = c; | |
255 #define ngx_stream_delete_ctx(s, module) s->ctx[module.ctx_index] = NULL; | |
256 | |
257 | |
258 #define ngx_stream_get_module_main_conf(s, module) \ | |
259 (s)->main_conf[module.ctx_index] | |
260 #define ngx_stream_get_module_srv_conf(s, module) \ | |
261 (s)->srv_conf[module.ctx_index] | |
262 | |
263 #define ngx_stream_conf_get_module_main_conf(cf, module) \ | |
264 ((ngx_stream_conf_ctx_t *) cf->ctx)->main_conf[module.ctx_index] | |
265 #define ngx_stream_conf_get_module_srv_conf(cf, module) \ | |
266 ((ngx_stream_conf_ctx_t *) cf->ctx)->srv_conf[module.ctx_index] | |
267 | |
268 #define ngx_stream_cycle_get_module_main_conf(cycle, module) \ | |
269 (cycle->conf_ctx[ngx_stream_module.index] ? \ | |
270 ((ngx_stream_conf_ctx_t *) cycle->conf_ctx[ngx_stream_module.index]) \ | |
271 ->main_conf[module.ctx_index]: \ | |
272 NULL) | |
273 | |
274 | |
6692 | 275 #define NGX_STREAM_WRITE_BUFFERED 0x10 |
276 | |
277 | |
6693 | 278 void ngx_stream_core_run_phases(ngx_stream_session_t *s); |
279 ngx_int_t ngx_stream_core_generic_phase(ngx_stream_session_t *s, | |
280 ngx_stream_phase_handler_t *ph); | |
6694 | 281 ngx_int_t ngx_stream_core_preread_phase(ngx_stream_session_t *s, |
282 ngx_stream_phase_handler_t *ph); | |
6693 | 283 ngx_int_t ngx_stream_core_content_phase(ngx_stream_session_t *s, |
284 ngx_stream_phase_handler_t *ph); | |
285 | |
286 | |
6115 | 287 void ngx_stream_init_connection(ngx_connection_t *c); |
6693 | 288 void ngx_stream_session_handler(ngx_event_t *rev); |
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289 void ngx_stream_finalize_session(ngx_stream_session_t *s, ngx_uint_t rc); |
6115 | 290 |
291 | |
292 extern ngx_module_t ngx_stream_module; | |
293 extern ngx_uint_t ngx_stream_max_module; | |
294 extern ngx_module_t ngx_stream_core_module; | |
295 | |
296 | |
6692 | 297 typedef ngx_int_t (*ngx_stream_filter_pt)(ngx_stream_session_t *s, |
298 ngx_chain_t *chain, ngx_uint_t from_upstream); | |
299 | |
300 | |
301 extern ngx_stream_filter_pt ngx_stream_top_filter; | |
302 | |
303 | |
6115 | 304 #endif /* _NGX_STREAM_H_INCLUDED_ */ |