Mercurial > hg > nginx
annotate src/stream/ngx_stream_core_module.c @ 6693:3908156a51fa
Stream: phases.
author | Roman Arutyunyan <arut@nginx.com> |
---|---|
date | Thu, 15 Sep 2016 14:55:54 +0300 |
parents | 4a16fceea03b |
children | ea9dfe2f62e7 |
rev | line source |
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6115 | 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_stream.h> | |
11 | |
12 | |
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13 static ngx_int_t ngx_stream_core_preconfiguration(ngx_conf_t *cf); |
6115 | 14 static void *ngx_stream_core_create_main_conf(ngx_conf_t *cf); |
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15 static char *ngx_stream_core_init_main_conf(ngx_conf_t *cf, void *conf); |
6115 | 16 static void *ngx_stream_core_create_srv_conf(ngx_conf_t *cf); |
17 static char *ngx_stream_core_merge_srv_conf(ngx_conf_t *cf, void *parent, | |
18 void *child); | |
19 static char *ngx_stream_core_error_log(ngx_conf_t *cf, ngx_command_t *cmd, | |
20 void *conf); | |
21 static char *ngx_stream_core_server(ngx_conf_t *cf, ngx_command_t *cmd, | |
22 void *conf); | |
23 static char *ngx_stream_core_listen(ngx_conf_t *cf, ngx_command_t *cmd, | |
24 void *conf); | |
6618 | 25 static char *ngx_stream_core_resolver(ngx_conf_t *cf, ngx_command_t *cmd, |
26 void *conf); | |
6115 | 27 |
28 | |
29 static ngx_command_t ngx_stream_core_commands[] = { | |
30 | |
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31 { ngx_string("variables_hash_max_size"), |
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32 NGX_STREAM_MAIN_CONF|NGX_CONF_TAKE1, |
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33 ngx_conf_set_num_slot, |
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34 NGX_STREAM_MAIN_CONF_OFFSET, |
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35 offsetof(ngx_stream_core_main_conf_t, variables_hash_max_size), |
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36 NULL }, |
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37 |
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38 { ngx_string("variables_hash_bucket_size"), |
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39 NGX_STREAM_MAIN_CONF|NGX_CONF_TAKE1, |
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40 ngx_conf_set_num_slot, |
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41 NGX_STREAM_MAIN_CONF_OFFSET, |
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42 offsetof(ngx_stream_core_main_conf_t, variables_hash_bucket_size), |
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43 NULL }, |
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44 |
6115 | 45 { ngx_string("server"), |
46 NGX_STREAM_MAIN_CONF|NGX_CONF_BLOCK|NGX_CONF_NOARGS, | |
47 ngx_stream_core_server, | |
48 0, | |
49 0, | |
50 NULL }, | |
51 | |
52 { ngx_string("listen"), | |
53 NGX_STREAM_SRV_CONF|NGX_CONF_1MORE, | |
54 ngx_stream_core_listen, | |
55 NGX_STREAM_SRV_CONF_OFFSET, | |
56 0, | |
57 NULL }, | |
58 | |
59 { ngx_string("error_log"), | |
60 NGX_STREAM_MAIN_CONF|NGX_STREAM_SRV_CONF|NGX_CONF_1MORE, | |
61 ngx_stream_core_error_log, | |
62 NGX_STREAM_SRV_CONF_OFFSET, | |
63 0, | |
64 NULL }, | |
65 | |
6618 | 66 { ngx_string("resolver"), |
67 NGX_STREAM_MAIN_CONF|NGX_STREAM_SRV_CONF|NGX_CONF_1MORE, | |
68 ngx_stream_core_resolver, | |
69 NGX_STREAM_SRV_CONF_OFFSET, | |
70 0, | |
71 NULL }, | |
72 | |
73 { ngx_string("resolver_timeout"), | |
74 NGX_STREAM_MAIN_CONF|NGX_STREAM_SRV_CONF|NGX_CONF_TAKE1, | |
75 ngx_conf_set_msec_slot, | |
76 NGX_STREAM_SRV_CONF_OFFSET, | |
77 offsetof(ngx_stream_core_srv_conf_t, resolver_timeout), | |
78 NULL }, | |
79 | |
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80 { ngx_string("proxy_protocol_timeout"), |
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81 NGX_STREAM_MAIN_CONF|NGX_STREAM_SRV_CONF|NGX_CONF_TAKE1, |
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82 ngx_conf_set_msec_slot, |
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83 NGX_STREAM_SRV_CONF_OFFSET, |
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84 offsetof(ngx_stream_core_srv_conf_t, proxy_protocol_timeout), |
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85 NULL }, |
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86 |
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87 { ngx_string("tcp_nodelay"), |
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88 NGX_STREAM_MAIN_CONF|NGX_STREAM_SRV_CONF|NGX_CONF_FLAG, |
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89 ngx_conf_set_flag_slot, |
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90 NGX_STREAM_SRV_CONF_OFFSET, |
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91 offsetof(ngx_stream_core_srv_conf_t, tcp_nodelay), |
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92 NULL }, |
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93 |
6115 | 94 ngx_null_command |
95 }; | |
96 | |
97 | |
98 static ngx_stream_module_t ngx_stream_core_module_ctx = { | |
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99 ngx_stream_core_preconfiguration, /* preconfiguration */ |
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100 NULL, /* postconfiguration */ |
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101 |
6115 | 102 ngx_stream_core_create_main_conf, /* create main configuration */ |
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103 ngx_stream_core_init_main_conf, /* init main configuration */ |
6115 | 104 |
105 ngx_stream_core_create_srv_conf, /* create server configuration */ | |
106 ngx_stream_core_merge_srv_conf /* merge server configuration */ | |
107 }; | |
108 | |
109 | |
110 ngx_module_t ngx_stream_core_module = { | |
111 NGX_MODULE_V1, | |
112 &ngx_stream_core_module_ctx, /* module context */ | |
113 ngx_stream_core_commands, /* module directives */ | |
114 NGX_STREAM_MODULE, /* module type */ | |
115 NULL, /* init master */ | |
116 NULL, /* init module */ | |
117 NULL, /* init process */ | |
118 NULL, /* init thread */ | |
119 NULL, /* exit thread */ | |
120 NULL, /* exit process */ | |
121 NULL, /* exit master */ | |
122 NGX_MODULE_V1_PADDING | |
123 }; | |
124 | |
125 | |
6693 | 126 void |
127 ngx_stream_core_run_phases(ngx_stream_session_t *s) | |
128 { | |
129 ngx_int_t rc; | |
130 ngx_stream_phase_handler_t *ph; | |
131 ngx_stream_core_main_conf_t *cmcf; | |
132 | |
133 cmcf = ngx_stream_get_module_main_conf(s, ngx_stream_core_module); | |
134 | |
135 ph = cmcf->phase_engine.handlers; | |
136 | |
137 while (ph[s->phase_handler].checker) { | |
138 | |
139 rc = ph[s->phase_handler].checker(s, &ph[s->phase_handler]); | |
140 | |
141 if (rc == NGX_OK) { | |
142 return; | |
143 } | |
144 } | |
145 } | |
146 | |
147 | |
148 ngx_int_t | |
149 ngx_stream_core_generic_phase(ngx_stream_session_t *s, | |
150 ngx_stream_phase_handler_t *ph) | |
151 { | |
152 ngx_int_t rc; | |
153 | |
154 /* | |
155 * generic phase checker, | |
156 * used by all phases, except for content | |
157 */ | |
158 | |
159 ngx_log_debug1(NGX_LOG_DEBUG_STREAM, s->connection->log, 0, | |
160 "generic phase: %ui", s->phase_handler); | |
161 | |
162 rc = ph->handler(s); | |
163 | |
164 if (rc == NGX_OK) { | |
165 s->phase_handler = ph->next; | |
166 return NGX_AGAIN; | |
167 } | |
168 | |
169 if (rc == NGX_DECLINED) { | |
170 s->phase_handler++; | |
171 return NGX_AGAIN; | |
172 } | |
173 | |
174 if (rc == NGX_AGAIN || rc == NGX_DONE) { | |
175 return NGX_OK; | |
176 } | |
177 | |
178 if (rc == NGX_ERROR) { | |
179 rc = NGX_STREAM_INTERNAL_SERVER_ERROR; | |
180 } | |
181 | |
182 ngx_stream_finalize_session(s, rc); | |
183 | |
184 return NGX_OK; | |
185 } | |
186 | |
187 | |
188 ngx_int_t | |
189 ngx_stream_core_content_phase(ngx_stream_session_t *s, | |
190 ngx_stream_phase_handler_t *ph) | |
191 { | |
192 int tcp_nodelay; | |
193 ngx_connection_t *c; | |
194 ngx_stream_core_srv_conf_t *cscf; | |
195 | |
196 c = s->connection; | |
197 | |
198 c->log->action = NULL; | |
199 | |
200 cscf = ngx_stream_get_module_srv_conf(s, ngx_stream_core_module); | |
201 | |
202 if (c->type == SOCK_STREAM | |
203 && cscf->tcp_nodelay | |
204 && c->tcp_nodelay == NGX_TCP_NODELAY_UNSET) | |
205 { | |
206 ngx_log_debug0(NGX_LOG_DEBUG_STREAM, c->log, 0, "tcp_nodelay"); | |
207 | |
208 tcp_nodelay = 1; | |
209 | |
210 if (setsockopt(c->fd, IPPROTO_TCP, TCP_NODELAY, | |
211 (const void *) &tcp_nodelay, sizeof(int)) == -1) | |
212 { | |
213 ngx_connection_error(c, ngx_socket_errno, | |
214 "setsockopt(TCP_NODELAY) failed"); | |
215 ngx_stream_finalize_session(s, NGX_STREAM_INTERNAL_SERVER_ERROR); | |
216 return NGX_OK; | |
217 } | |
218 | |
219 c->tcp_nodelay = NGX_TCP_NODELAY_SET; | |
220 } | |
221 | |
222 cscf->handler(s); | |
223 | |
224 return NGX_OK; | |
225 } | |
226 | |
227 | |
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228 static ngx_int_t |
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229 ngx_stream_core_preconfiguration(ngx_conf_t *cf) |
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230 { |
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231 return ngx_stream_variables_add_core_vars(cf); |
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232 } |
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233 |
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234 |
6115 | 235 static void * |
236 ngx_stream_core_create_main_conf(ngx_conf_t *cf) | |
237 { | |
238 ngx_stream_core_main_conf_t *cmcf; | |
239 | |
240 cmcf = ngx_pcalloc(cf->pool, sizeof(ngx_stream_core_main_conf_t)); | |
241 if (cmcf == NULL) { | |
242 return NULL; | |
243 } | |
244 | |
245 if (ngx_array_init(&cmcf->servers, cf->pool, 4, | |
246 sizeof(ngx_stream_core_srv_conf_t *)) | |
247 != NGX_OK) | |
248 { | |
249 return NULL; | |
250 } | |
251 | |
252 if (ngx_array_init(&cmcf->listen, cf->pool, 4, sizeof(ngx_stream_listen_t)) | |
253 != NGX_OK) | |
254 { | |
255 return NULL; | |
256 } | |
257 | |
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258 cmcf->variables_hash_max_size = NGX_CONF_UNSET_UINT; |
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259 cmcf->variables_hash_bucket_size = NGX_CONF_UNSET_UINT; |
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260 |
6115 | 261 return cmcf; |
262 } | |
263 | |
264 | |
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265 static char * |
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266 ngx_stream_core_init_main_conf(ngx_conf_t *cf, void *conf) |
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267 { |
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268 ngx_stream_core_main_conf_t *cmcf = conf; |
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269 |
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270 ngx_conf_init_uint_value(cmcf->variables_hash_max_size, 1024); |
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271 ngx_conf_init_uint_value(cmcf->variables_hash_bucket_size, 64); |
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272 |
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273 cmcf->variables_hash_bucket_size = |
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274 ngx_align(cmcf->variables_hash_bucket_size, ngx_cacheline_size); |
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275 |
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276 if (cmcf->ncaptures) { |
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277 cmcf->ncaptures = (cmcf->ncaptures + 1) * 3; |
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278 } |
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279 |
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280 return NGX_CONF_OK; |
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281 } |
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282 |
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283 |
6115 | 284 static void * |
285 ngx_stream_core_create_srv_conf(ngx_conf_t *cf) | |
286 { | |
287 ngx_stream_core_srv_conf_t *cscf; | |
288 | |
289 cscf = ngx_pcalloc(cf->pool, sizeof(ngx_stream_core_srv_conf_t)); | |
290 if (cscf == NULL) { | |
291 return NULL; | |
292 } | |
293 | |
294 /* | |
295 * set by ngx_pcalloc(): | |
296 * | |
297 * cscf->handler = NULL; | |
298 * cscf->error_log = NULL; | |
299 */ | |
300 | |
301 cscf->file_name = cf->conf_file->file.name.data; | |
302 cscf->line = cf->conf_file->line; | |
6618 | 303 cscf->resolver_timeout = NGX_CONF_UNSET_MSEC; |
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304 cscf->proxy_protocol_timeout = NGX_CONF_UNSET_MSEC; |
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305 cscf->tcp_nodelay = NGX_CONF_UNSET; |
6115 | 306 |
307 return cscf; | |
308 } | |
309 | |
310 | |
311 static char * | |
312 ngx_stream_core_merge_srv_conf(ngx_conf_t *cf, void *parent, void *child) | |
313 { | |
314 ngx_stream_core_srv_conf_t *prev = parent; | |
315 ngx_stream_core_srv_conf_t *conf = child; | |
316 | |
6618 | 317 ngx_conf_merge_msec_value(conf->resolver_timeout, |
318 prev->resolver_timeout, 30000); | |
319 | |
320 if (conf->resolver == NULL) { | |
321 | |
322 if (prev->resolver == NULL) { | |
323 | |
324 /* | |
325 * create dummy resolver in stream {} context | |
326 * to inherit it in all servers | |
327 */ | |
328 | |
329 prev->resolver = ngx_resolver_create(cf, NULL, 0); | |
330 if (prev->resolver == NULL) { | |
331 return NGX_CONF_ERROR; | |
332 } | |
333 } | |
334 | |
335 conf->resolver = prev->resolver; | |
336 } | |
337 | |
6115 | 338 if (conf->handler == NULL) { |
339 ngx_log_error(NGX_LOG_EMERG, cf->log, 0, | |
340 "no handler for server in %s:%ui", | |
341 conf->file_name, conf->line); | |
342 return NGX_CONF_ERROR; | |
343 } | |
344 | |
345 if (conf->error_log == NULL) { | |
346 if (prev->error_log) { | |
347 conf->error_log = prev->error_log; | |
348 } else { | |
349 conf->error_log = &cf->cycle->new_log; | |
350 } | |
351 } | |
352 | |
6680
7357abd1fa8c
Stream: the "proxy_protocol" parameter of the "listen" directive.
Dmitry Volyntsev <xeioex@nginx.com>
parents:
6657
diff
changeset
|
353 ngx_conf_merge_msec_value(conf->proxy_protocol_timeout, |
6685
4a16fceea03b
Stream: increase default value for proxy_protocol_timeout to 30s.
Dmitry Volyntsev <xeioex@nginx.com>
parents:
6680
diff
changeset
|
354 prev->proxy_protocol_timeout, 30000); |
6680
7357abd1fa8c
Stream: the "proxy_protocol" parameter of the "listen" directive.
Dmitry Volyntsev <xeioex@nginx.com>
parents:
6657
diff
changeset
|
355 |
6221
7565e056fad6
Stream: the "tcp_nodelay" directive.
Vladimir Homutov <vl@nginx.com>
parents:
6174
diff
changeset
|
356 ngx_conf_merge_value(conf->tcp_nodelay, prev->tcp_nodelay, 1); |
7565e056fad6
Stream: the "tcp_nodelay" directive.
Vladimir Homutov <vl@nginx.com>
parents:
6174
diff
changeset
|
357 |
6115 | 358 return NGX_CONF_OK; |
359 } | |
360 | |
361 | |
362 static char * | |
363 ngx_stream_core_error_log(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) | |
364 { | |
365 ngx_stream_core_srv_conf_t *cscf = conf; | |
366 | |
367 return ngx_log_set_log(cf, &cscf->error_log); | |
368 } | |
369 | |
370 | |
371 static char * | |
372 ngx_stream_core_server(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) | |
373 { | |
374 char *rv; | |
375 void *mconf; | |
376 ngx_uint_t m; | |
377 ngx_conf_t pcf; | |
378 ngx_stream_module_t *module; | |
379 ngx_stream_conf_ctx_t *ctx, *stream_ctx; | |
380 ngx_stream_core_srv_conf_t *cscf, **cscfp; | |
381 ngx_stream_core_main_conf_t *cmcf; | |
382 | |
383 ctx = ngx_pcalloc(cf->pool, sizeof(ngx_stream_conf_ctx_t)); | |
384 if (ctx == NULL) { | |
385 return NGX_CONF_ERROR; | |
386 } | |
387 | |
388 stream_ctx = cf->ctx; | |
389 ctx->main_conf = stream_ctx->main_conf; | |
390 | |
391 /* the server{}'s srv_conf */ | |
392 | |
393 ctx->srv_conf = ngx_pcalloc(cf->pool, | |
394 sizeof(void *) * ngx_stream_max_module); | |
395 if (ctx->srv_conf == NULL) { | |
396 return NGX_CONF_ERROR; | |
397 } | |
398 | |
6379
cf5e822cf470
Dynamic modules: changed ngx_modules to cycle->modules.
Maxim Dounin <mdounin@mdounin.ru>
parents:
6230
diff
changeset
|
399 for (m = 0; cf->cycle->modules[m]; m++) { |
cf5e822cf470
Dynamic modules: changed ngx_modules to cycle->modules.
Maxim Dounin <mdounin@mdounin.ru>
parents:
6230
diff
changeset
|
400 if (cf->cycle->modules[m]->type != NGX_STREAM_MODULE) { |
6115 | 401 continue; |
402 } | |
403 | |
6379
cf5e822cf470
Dynamic modules: changed ngx_modules to cycle->modules.
Maxim Dounin <mdounin@mdounin.ru>
parents:
6230
diff
changeset
|
404 module = cf->cycle->modules[m]->ctx; |
6115 | 405 |
406 if (module->create_srv_conf) { | |
407 mconf = module->create_srv_conf(cf); | |
408 if (mconf == NULL) { | |
409 return NGX_CONF_ERROR; | |
410 } | |
411 | |
6379
cf5e822cf470
Dynamic modules: changed ngx_modules to cycle->modules.
Maxim Dounin <mdounin@mdounin.ru>
parents:
6230
diff
changeset
|
412 ctx->srv_conf[cf->cycle->modules[m]->ctx_index] = mconf; |
6115 | 413 } |
414 } | |
415 | |
416 /* the server configuration context */ | |
417 | |
418 cscf = ctx->srv_conf[ngx_stream_core_module.ctx_index]; | |
419 cscf->ctx = ctx; | |
420 | |
421 cmcf = ctx->main_conf[ngx_stream_core_module.ctx_index]; | |
422 | |
423 cscfp = ngx_array_push(&cmcf->servers); | |
424 if (cscfp == NULL) { | |
425 return NGX_CONF_ERROR; | |
426 } | |
427 | |
428 *cscfp = cscf; | |
429 | |
430 | |
431 /* parse inside server{} */ | |
432 | |
433 pcf = *cf; | |
434 cf->ctx = ctx; | |
435 cf->cmd_type = NGX_STREAM_SRV_CONF; | |
436 | |
437 rv = ngx_conf_parse(cf, NULL); | |
438 | |
439 *cf = pcf; | |
440 | |
6657
3d5202c71f94
Ensure "listen" exists in a mail or stream server (ticket #1049).
Roman Arutyunyan <arut@nginx.com>
parents:
6618
diff
changeset
|
441 if (rv == NGX_CONF_OK && !cscf->listen) { |
3d5202c71f94
Ensure "listen" exists in a mail or stream server (ticket #1049).
Roman Arutyunyan <arut@nginx.com>
parents:
6618
diff
changeset
|
442 ngx_log_error(NGX_LOG_EMERG, cf->log, 0, |
3d5202c71f94
Ensure "listen" exists in a mail or stream server (ticket #1049).
Roman Arutyunyan <arut@nginx.com>
parents:
6618
diff
changeset
|
443 "no \"listen\" is defined for server in %s:%ui", |
3d5202c71f94
Ensure "listen" exists in a mail or stream server (ticket #1049).
Roman Arutyunyan <arut@nginx.com>
parents:
6618
diff
changeset
|
444 cscf->file_name, cscf->line); |
3d5202c71f94
Ensure "listen" exists in a mail or stream server (ticket #1049).
Roman Arutyunyan <arut@nginx.com>
parents:
6618
diff
changeset
|
445 return NGX_CONF_ERROR; |
3d5202c71f94
Ensure "listen" exists in a mail or stream server (ticket #1049).
Roman Arutyunyan <arut@nginx.com>
parents:
6618
diff
changeset
|
446 } |
3d5202c71f94
Ensure "listen" exists in a mail or stream server (ticket #1049).
Roman Arutyunyan <arut@nginx.com>
parents:
6618
diff
changeset
|
447 |
6115 | 448 return rv; |
449 } | |
450 | |
451 | |
452 static char * | |
453 ngx_stream_core_listen(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) | |
454 { | |
6657
3d5202c71f94
Ensure "listen" exists in a mail or stream server (ticket #1049).
Roman Arutyunyan <arut@nginx.com>
parents:
6618
diff
changeset
|
455 ngx_stream_core_srv_conf_t *cscf = conf; |
3d5202c71f94
Ensure "listen" exists in a mail or stream server (ticket #1049).
Roman Arutyunyan <arut@nginx.com>
parents:
6618
diff
changeset
|
456 |
6115 | 457 ngx_str_t *value; |
458 ngx_url_t u; | |
6436 | 459 ngx_uint_t i, backlog; |
6558
68854ce64ec7
Stream: fixed duplicate listen address detection.
Ruslan Ermilov <ru@nginx.com>
parents:
6557
diff
changeset
|
460 ngx_stream_listen_t *ls, *als; |
6115 | 461 ngx_stream_core_main_conf_t *cmcf; |
462 | |
6657
3d5202c71f94
Ensure "listen" exists in a mail or stream server (ticket #1049).
Roman Arutyunyan <arut@nginx.com>
parents:
6618
diff
changeset
|
463 cscf->listen = 1; |
3d5202c71f94
Ensure "listen" exists in a mail or stream server (ticket #1049).
Roman Arutyunyan <arut@nginx.com>
parents:
6618
diff
changeset
|
464 |
6115 | 465 value = cf->args->elts; |
466 | |
467 ngx_memzero(&u, sizeof(ngx_url_t)); | |
468 | |
469 u.url = value[1]; | |
470 u.listen = 1; | |
471 | |
472 if (ngx_parse_url(cf->pool, &u) != NGX_OK) { | |
473 if (u.err) { | |
474 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, | |
475 "%s in \"%V\" of the \"listen\" directive", | |
476 u.err, &u.url); | |
477 } | |
478 | |
479 return NGX_CONF_ERROR; | |
480 } | |
481 | |
482 cmcf = ngx_stream_conf_get_module_main_conf(cf, ngx_stream_core_module); | |
483 | |
484 ls = ngx_array_push(&cmcf->listen); | |
485 if (ls == NULL) { | |
486 return NGX_CONF_ERROR; | |
487 } | |
488 | |
489 ngx_memzero(ls, sizeof(ngx_stream_listen_t)); | |
490 | |
6560
c90cf79d0e1d
Renamed "u" to "sockaddr" in listen options types.
Maxim Dounin <mdounin@mdounin.ru>
parents:
6559
diff
changeset
|
491 ngx_memcpy(&ls->sockaddr.sockaddr, &u.sockaddr, u.socklen); |
6115 | 492 |
493 ls->socklen = u.socklen; | |
6172 | 494 ls->backlog = NGX_LISTEN_BACKLOG; |
6436 | 495 ls->type = SOCK_STREAM; |
6115 | 496 ls->wildcard = u.wildcard; |
497 ls->ctx = cf->ctx; | |
498 | |
499 #if (NGX_HAVE_INET6 && defined IPV6_V6ONLY) | |
500 ls->ipv6only = 1; | |
501 #endif | |
502 | |
6436 | 503 backlog = 0; |
504 | |
6115 | 505 for (i = 2; i < cf->args->nelts; i++) { |
506 | |
6436 | 507 #if !(NGX_WIN32) |
508 if (ngx_strcmp(value[i].data, "udp") == 0) { | |
509 ls->type = SOCK_DGRAM; | |
510 continue; | |
511 } | |
512 #endif | |
513 | |
6115 | 514 if (ngx_strcmp(value[i].data, "bind") == 0) { |
515 ls->bind = 1; | |
516 continue; | |
517 } | |
518 | |
6172 | 519 if (ngx_strncmp(value[i].data, "backlog=", 8) == 0) { |
520 ls->backlog = ngx_atoi(value[i].data + 8, value[i].len - 8); | |
521 ls->bind = 1; | |
522 | |
523 if (ls->backlog == NGX_ERROR || ls->backlog == 0) { | |
524 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, | |
525 "invalid backlog \"%V\"", &value[i]); | |
526 return NGX_CONF_ERROR; | |
527 } | |
528 | |
6436 | 529 backlog = 1; |
530 | |
6172 | 531 continue; |
532 } | |
533 | |
6115 | 534 if (ngx_strncmp(value[i].data, "ipv6only=o", 10) == 0) { |
535 #if (NGX_HAVE_INET6 && defined IPV6_V6ONLY) | |
6557
6f8254ae61b8
Use ngx_cmp_sockaddr() where appropriate.
Ruslan Ermilov <ru@nginx.com>
parents:
6436
diff
changeset
|
536 size_t len; |
6230
2a621245f4cf
Win32: MSVC 2015 compatibility.
Maxim Dounin <mdounin@mdounin.ru>
parents:
6221
diff
changeset
|
537 u_char buf[NGX_SOCKADDR_STRLEN]; |
6115 | 538 |
6560
c90cf79d0e1d
Renamed "u" to "sockaddr" in listen options types.
Maxim Dounin <mdounin@mdounin.ru>
parents:
6559
diff
changeset
|
539 if (ls->sockaddr.sockaddr.sa_family == AF_INET6) { |
6115 | 540 |
541 if (ngx_strcmp(&value[i].data[10], "n") == 0) { | |
542 ls->ipv6only = 1; | |
543 | |
544 } else if (ngx_strcmp(&value[i].data[10], "ff") == 0) { | |
545 ls->ipv6only = 0; | |
546 | |
547 } else { | |
548 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, | |
549 "invalid ipv6only flags \"%s\"", | |
550 &value[i].data[9]); | |
551 return NGX_CONF_ERROR; | |
552 } | |
553 | |
554 ls->bind = 1; | |
555 | |
556 } else { | |
6560
c90cf79d0e1d
Renamed "u" to "sockaddr" in listen options types.
Maxim Dounin <mdounin@mdounin.ru>
parents:
6559
diff
changeset
|
557 len = ngx_sock_ntop(&ls->sockaddr.sockaddr, ls->socklen, buf, |
6115 | 558 NGX_SOCKADDR_STRLEN, 1); |
559 | |
560 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, | |
561 "ipv6only is not supported " | |
562 "on addr \"%*s\", ignored", len, buf); | |
563 } | |
564 | |
565 continue; | |
566 #else | |
567 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, | |
568 "bind ipv6only is not supported " | |
569 "on this platform"); | |
570 return NGX_CONF_ERROR; | |
571 #endif | |
572 } | |
573 | |
6153
4f6efabcb09b
The "reuseport" option of the "listen" directive.
Maxim Dounin <mdounin@mdounin.ru>
parents:
6115
diff
changeset
|
574 if (ngx_strcmp(value[i].data, "reuseport") == 0) { |
4f6efabcb09b
The "reuseport" option of the "listen" directive.
Maxim Dounin <mdounin@mdounin.ru>
parents:
6115
diff
changeset
|
575 #if (NGX_HAVE_REUSEPORT) |
4f6efabcb09b
The "reuseport" option of the "listen" directive.
Maxim Dounin <mdounin@mdounin.ru>
parents:
6115
diff
changeset
|
576 ls->reuseport = 1; |
4f6efabcb09b
The "reuseport" option of the "listen" directive.
Maxim Dounin <mdounin@mdounin.ru>
parents:
6115
diff
changeset
|
577 ls->bind = 1; |
4f6efabcb09b
The "reuseport" option of the "listen" directive.
Maxim Dounin <mdounin@mdounin.ru>
parents:
6115
diff
changeset
|
578 #else |
4f6efabcb09b
The "reuseport" option of the "listen" directive.
Maxim Dounin <mdounin@mdounin.ru>
parents:
6115
diff
changeset
|
579 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
4f6efabcb09b
The "reuseport" option of the "listen" directive.
Maxim Dounin <mdounin@mdounin.ru>
parents:
6115
diff
changeset
|
580 "reuseport is not supported " |
4f6efabcb09b
The "reuseport" option of the "listen" directive.
Maxim Dounin <mdounin@mdounin.ru>
parents:
6115
diff
changeset
|
581 "on this platform, ignored"); |
4f6efabcb09b
The "reuseport" option of the "listen" directive.
Maxim Dounin <mdounin@mdounin.ru>
parents:
6115
diff
changeset
|
582 #endif |
4f6efabcb09b
The "reuseport" option of the "listen" directive.
Maxim Dounin <mdounin@mdounin.ru>
parents:
6115
diff
changeset
|
583 continue; |
4f6efabcb09b
The "reuseport" option of the "listen" directive.
Maxim Dounin <mdounin@mdounin.ru>
parents:
6115
diff
changeset
|
584 } |
4f6efabcb09b
The "reuseport" option of the "listen" directive.
Maxim Dounin <mdounin@mdounin.ru>
parents:
6115
diff
changeset
|
585 |
6115 | 586 if (ngx_strcmp(value[i].data, "ssl") == 0) { |
587 #if (NGX_STREAM_SSL) | |
588 ls->ssl = 1; | |
589 continue; | |
590 #else | |
591 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, | |
592 "the \"ssl\" parameter requires " | |
593 "ngx_stream_ssl_module"); | |
594 return NGX_CONF_ERROR; | |
595 #endif | |
596 } | |
597 | |
598 if (ngx_strncmp(value[i].data, "so_keepalive=", 13) == 0) { | |
599 | |
600 if (ngx_strcmp(&value[i].data[13], "on") == 0) { | |
601 ls->so_keepalive = 1; | |
602 | |
603 } else if (ngx_strcmp(&value[i].data[13], "off") == 0) { | |
604 ls->so_keepalive = 2; | |
605 | |
606 } else { | |
607 | |
608 #if (NGX_HAVE_KEEPALIVE_TUNABLE) | |
609 u_char *p, *end; | |
610 ngx_str_t s; | |
611 | |
612 end = value[i].data + value[i].len; | |
613 s.data = value[i].data + 13; | |
614 | |
615 p = ngx_strlchr(s.data, end, ':'); | |
616 if (p == NULL) { | |
617 p = end; | |
618 } | |
619 | |
620 if (p > s.data) { | |
621 s.len = p - s.data; | |
622 | |
623 ls->tcp_keepidle = ngx_parse_time(&s, 1); | |
624 if (ls->tcp_keepidle == (time_t) NGX_ERROR) { | |
625 goto invalid_so_keepalive; | |
626 } | |
627 } | |
628 | |
629 s.data = (p < end) ? (p + 1) : end; | |
630 | |
631 p = ngx_strlchr(s.data, end, ':'); | |
632 if (p == NULL) { | |
633 p = end; | |
634 } | |
635 | |
636 if (p > s.data) { | |
637 s.len = p - s.data; | |
638 | |
639 ls->tcp_keepintvl = ngx_parse_time(&s, 1); | |
640 if (ls->tcp_keepintvl == (time_t) NGX_ERROR) { | |
641 goto invalid_so_keepalive; | |
642 } | |
643 } | |
644 | |
645 s.data = (p < end) ? (p + 1) : end; | |
646 | |
647 if (s.data < end) { | |
648 s.len = end - s.data; | |
649 | |
650 ls->tcp_keepcnt = ngx_atoi(s.data, s.len); | |
651 if (ls->tcp_keepcnt == NGX_ERROR) { | |
652 goto invalid_so_keepalive; | |
653 } | |
654 } | |
655 | |
656 if (ls->tcp_keepidle == 0 && ls->tcp_keepintvl == 0 | |
657 && ls->tcp_keepcnt == 0) | |
658 { | |
659 goto invalid_so_keepalive; | |
660 } | |
661 | |
662 ls->so_keepalive = 1; | |
663 | |
664 #else | |
665 | |
666 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, | |
667 "the \"so_keepalive\" parameter accepts " | |
668 "only \"on\" or \"off\" on this platform"); | |
669 return NGX_CONF_ERROR; | |
670 | |
671 #endif | |
672 } | |
673 | |
674 ls->bind = 1; | |
675 | |
676 continue; | |
677 | |
678 #if (NGX_HAVE_KEEPALIVE_TUNABLE) | |
679 invalid_so_keepalive: | |
680 | |
681 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, | |
682 "invalid so_keepalive value: \"%s\"", | |
683 &value[i].data[13]); | |
684 return NGX_CONF_ERROR; | |
685 #endif | |
686 } | |
687 | |
6680
7357abd1fa8c
Stream: the "proxy_protocol" parameter of the "listen" directive.
Dmitry Volyntsev <xeioex@nginx.com>
parents:
6657
diff
changeset
|
688 if (ngx_strcmp(value[i].data, "proxy_protocol") == 0) { |
7357abd1fa8c
Stream: the "proxy_protocol" parameter of the "listen" directive.
Dmitry Volyntsev <xeioex@nginx.com>
parents:
6657
diff
changeset
|
689 ls->proxy_protocol = 1; |
7357abd1fa8c
Stream: the "proxy_protocol" parameter of the "listen" directive.
Dmitry Volyntsev <xeioex@nginx.com>
parents:
6657
diff
changeset
|
690 continue; |
7357abd1fa8c
Stream: the "proxy_protocol" parameter of the "listen" directive.
Dmitry Volyntsev <xeioex@nginx.com>
parents:
6657
diff
changeset
|
691 } |
7357abd1fa8c
Stream: the "proxy_protocol" parameter of the "listen" directive.
Dmitry Volyntsev <xeioex@nginx.com>
parents:
6657
diff
changeset
|
692 |
6115 | 693 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
694 "the invalid \"%V\" parameter", &value[i]); | |
695 return NGX_CONF_ERROR; | |
696 } | |
697 | |
6436 | 698 if (ls->type == SOCK_DGRAM) { |
699 if (backlog) { | |
700 return "\"backlog\" parameter is incompatible with \"udp\""; | |
701 } | |
702 | |
703 #if (NGX_STREAM_SSL) | |
704 if (ls->ssl) { | |
705 return "\"ssl\" parameter is incompatible with \"udp\""; | |
706 } | |
707 #endif | |
708 | |
709 if (ls->so_keepalive) { | |
710 return "\"so_keepalive\" parameter is incompatible with \"udp\""; | |
711 } | |
6680
7357abd1fa8c
Stream: the "proxy_protocol" parameter of the "listen" directive.
Dmitry Volyntsev <xeioex@nginx.com>
parents:
6657
diff
changeset
|
712 |
7357abd1fa8c
Stream: the "proxy_protocol" parameter of the "listen" directive.
Dmitry Volyntsev <xeioex@nginx.com>
parents:
6657
diff
changeset
|
713 if (ls->proxy_protocol) { |
7357abd1fa8c
Stream: the "proxy_protocol" parameter of the "listen" directive.
Dmitry Volyntsev <xeioex@nginx.com>
parents:
6657
diff
changeset
|
714 return "\"proxy_protocol\" parameter is incompatible with \"udp\""; |
7357abd1fa8c
Stream: the "proxy_protocol" parameter of the "listen" directive.
Dmitry Volyntsev <xeioex@nginx.com>
parents:
6657
diff
changeset
|
715 } |
6436 | 716 } |
717 | |
6558
68854ce64ec7
Stream: fixed duplicate listen address detection.
Ruslan Ermilov <ru@nginx.com>
parents:
6557
diff
changeset
|
718 als = cmcf->listen.elts; |
68854ce64ec7
Stream: fixed duplicate listen address detection.
Ruslan Ermilov <ru@nginx.com>
parents:
6557
diff
changeset
|
719 |
68854ce64ec7
Stream: fixed duplicate listen address detection.
Ruslan Ermilov <ru@nginx.com>
parents:
6557
diff
changeset
|
720 for (i = 0; i < cmcf->listen.nelts - 1; i++) { |
68854ce64ec7
Stream: fixed duplicate listen address detection.
Ruslan Ermilov <ru@nginx.com>
parents:
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diff
changeset
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721 if (ls->type != als[i].type) { |
68854ce64ec7
Stream: fixed duplicate listen address detection.
Ruslan Ermilov <ru@nginx.com>
parents:
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722 continue; |
68854ce64ec7
Stream: fixed duplicate listen address detection.
Ruslan Ermilov <ru@nginx.com>
parents:
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723 } |
68854ce64ec7
Stream: fixed duplicate listen address detection.
Ruslan Ermilov <ru@nginx.com>
parents:
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changeset
|
724 |
6560
c90cf79d0e1d
Renamed "u" to "sockaddr" in listen options types.
Maxim Dounin <mdounin@mdounin.ru>
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6559
diff
changeset
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725 if (ngx_cmp_sockaddr(&als[i].sockaddr.sockaddr, als[i].socklen, |
c90cf79d0e1d
Renamed "u" to "sockaddr" in listen options types.
Maxim Dounin <mdounin@mdounin.ru>
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diff
changeset
|
726 &ls->sockaddr.sockaddr, ls->socklen, 1) |
6558
68854ce64ec7
Stream: fixed duplicate listen address detection.
Ruslan Ermilov <ru@nginx.com>
parents:
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changeset
|
727 != NGX_OK) |
68854ce64ec7
Stream: fixed duplicate listen address detection.
Ruslan Ermilov <ru@nginx.com>
parents:
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changeset
|
728 { |
68854ce64ec7
Stream: fixed duplicate listen address detection.
Ruslan Ermilov <ru@nginx.com>
parents:
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|
729 continue; |
68854ce64ec7
Stream: fixed duplicate listen address detection.
Ruslan Ermilov <ru@nginx.com>
parents:
6557
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|
730 } |
68854ce64ec7
Stream: fixed duplicate listen address detection.
Ruslan Ermilov <ru@nginx.com>
parents:
6557
diff
changeset
|
731 |
68854ce64ec7
Stream: fixed duplicate listen address detection.
Ruslan Ermilov <ru@nginx.com>
parents:
6557
diff
changeset
|
732 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
68854ce64ec7
Stream: fixed duplicate listen address detection.
Ruslan Ermilov <ru@nginx.com>
parents:
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diff
changeset
|
733 "duplicate \"%V\" address and port pair", &u.url); |
68854ce64ec7
Stream: fixed duplicate listen address detection.
Ruslan Ermilov <ru@nginx.com>
parents:
6557
diff
changeset
|
734 return NGX_CONF_ERROR; |
68854ce64ec7
Stream: fixed duplicate listen address detection.
Ruslan Ermilov <ru@nginx.com>
parents:
6557
diff
changeset
|
735 } |
68854ce64ec7
Stream: fixed duplicate listen address detection.
Ruslan Ermilov <ru@nginx.com>
parents:
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diff
changeset
|
736 |
6115 | 737 return NGX_CONF_OK; |
738 } | |
6618 | 739 |
740 | |
741 static char * | |
742 ngx_stream_core_resolver(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) | |
743 { | |
744 ngx_stream_core_srv_conf_t *cscf = conf; | |
745 | |
746 ngx_str_t *value; | |
747 | |
748 if (cscf->resolver) { | |
749 return "is duplicate"; | |
750 } | |
751 | |
752 value = cf->args->elts; | |
753 | |
754 cscf->resolver = ngx_resolver_create(cf, &value[1], cf->args->nelts - 1); | |
755 if (cscf->resolver == NULL) { | |
756 return NGX_CONF_ERROR; | |
757 } | |
758 | |
759 return NGX_CONF_OK; | |
760 } |