Mercurial > hg > nginx
annotate src/stream/ngx_stream_variables.c @ 6608:eb4293155e87
Stream: core module variables.
author | Vladimir Homutov <vl@nginx.com> |
---|---|
date | Tue, 14 Jun 2016 18:28:14 +0300 |
parents | c70b7f4537e1 |
children | 5e2821c2de46 |
rev | line source |
---|---|
6607 | 1 |
2 /* | |
3 * Copyright (C) Igor Sysoev | |
4 * Copyright (C) Nginx, Inc. | |
5 */ | |
6 | |
7 | |
8 #include <ngx_config.h> | |
9 #include <ngx_core.h> | |
10 #include <ngx_stream.h> | |
11 #include <nginx.h> | |
12 | |
13 | |
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14 static ngx_int_t ngx_stream_variable_binary_remote_addr( |
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15 ngx_stream_session_t *s, ngx_stream_variable_value_t *v, uintptr_t data); |
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16 static ngx_int_t ngx_stream_variable_remote_addr(ngx_stream_session_t *s, |
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17 ngx_stream_variable_value_t *v, uintptr_t data); |
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18 static ngx_int_t ngx_stream_variable_remote_port(ngx_stream_session_t *s, |
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19 ngx_stream_variable_value_t *v, uintptr_t data); |
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20 static ngx_int_t ngx_stream_variable_server_addr(ngx_stream_session_t *s, |
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21 ngx_stream_variable_value_t *v, uintptr_t data); |
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22 static ngx_int_t ngx_stream_variable_server_port(ngx_stream_session_t *s, |
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23 ngx_stream_variable_value_t *v, uintptr_t data); |
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24 static ngx_int_t ngx_stream_variable_bytes_sent(ngx_stream_session_t *s, |
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25 ngx_stream_variable_value_t *v, uintptr_t data); |
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26 static ngx_int_t ngx_stream_variable_connection(ngx_stream_session_t *s, |
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27 ngx_stream_variable_value_t *v, uintptr_t data); |
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28 |
6607 | 29 static ngx_int_t ngx_stream_variable_nginx_version(ngx_stream_session_t *s, |
30 ngx_stream_variable_value_t *v, uintptr_t data); | |
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31 static ngx_int_t ngx_stream_variable_hostname(ngx_stream_session_t *s, |
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32 ngx_stream_variable_value_t *v, uintptr_t data); |
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33 static ngx_int_t ngx_stream_variable_pid(ngx_stream_session_t *s, |
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34 ngx_stream_variable_value_t *v, uintptr_t data); |
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35 static ngx_int_t ngx_stream_variable_msec(ngx_stream_session_t *s, |
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36 ngx_stream_variable_value_t *v, uintptr_t data); |
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37 static ngx_int_t ngx_stream_variable_time_iso8601(ngx_stream_session_t *s, |
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38 ngx_stream_variable_value_t *v, uintptr_t data); |
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39 static ngx_int_t ngx_stream_variable_time_local(ngx_stream_session_t *s, |
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40 ngx_stream_variable_value_t *v, uintptr_t data); |
6607 | 41 |
42 | |
43 static ngx_stream_variable_t ngx_stream_core_variables[] = { | |
44 | |
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45 { ngx_string("binary_remote_addr"), NULL, |
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46 ngx_stream_variable_binary_remote_addr, 0, 0, 0 }, |
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47 |
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48 { ngx_string("remote_addr"), NULL, |
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49 ngx_stream_variable_remote_addr, 0, 0, 0 }, |
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50 |
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51 { ngx_string("remote_port"), NULL, |
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52 ngx_stream_variable_remote_port, 0, 0, 0 }, |
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53 |
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54 { ngx_string("server_addr"), NULL, |
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55 ngx_stream_variable_server_addr, 0, 0, 0 }, |
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56 |
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57 { ngx_string("server_port"), NULL, |
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58 ngx_stream_variable_server_port, 0, 0, 0 }, |
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59 |
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60 { ngx_string("bytes_sent"), NULL, ngx_stream_variable_bytes_sent, |
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61 0, 0, 0 }, |
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62 |
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63 { ngx_string("connection"), NULL, |
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64 ngx_stream_variable_connection, 0, 0, 0 }, |
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65 |
6607 | 66 { ngx_string("nginx_version"), NULL, ngx_stream_variable_nginx_version, |
67 0, 0, 0 }, | |
68 | |
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69 { ngx_string("hostname"), NULL, ngx_stream_variable_hostname, |
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70 0, 0, 0 }, |
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71 |
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72 { ngx_string("pid"), NULL, ngx_stream_variable_pid, |
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73 0, 0, 0 }, |
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74 |
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75 { ngx_string("msec"), NULL, ngx_stream_variable_msec, |
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76 0, NGX_STREAM_VAR_NOCACHEABLE, 0 }, |
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77 |
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78 { ngx_string("time_iso8601"), NULL, ngx_stream_variable_time_iso8601, |
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79 0, NGX_STREAM_VAR_NOCACHEABLE, 0 }, |
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80 |
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81 { ngx_string("time_local"), NULL, ngx_stream_variable_time_local, |
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82 0, NGX_STREAM_VAR_NOCACHEABLE, 0 }, |
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83 |
6607 | 84 { ngx_null_string, NULL, NULL, 0, 0, 0 } |
85 }; | |
86 | |
87 | |
88 ngx_stream_variable_value_t ngx_stream_variable_null_value = | |
89 ngx_stream_variable(""); | |
90 ngx_stream_variable_value_t ngx_stream_variable_true_value = | |
91 ngx_stream_variable("1"); | |
92 | |
93 | |
94 ngx_stream_variable_t * | |
95 ngx_stream_add_variable(ngx_conf_t *cf, ngx_str_t *name, ngx_uint_t flags) | |
96 { | |
97 ngx_int_t rc; | |
98 ngx_uint_t i; | |
99 ngx_hash_key_t *key; | |
100 ngx_stream_variable_t *v; | |
101 ngx_stream_core_main_conf_t *cmcf; | |
102 | |
103 if (name->len == 0) { | |
104 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, | |
105 "invalid variable name \"$\""); | |
106 return NULL; | |
107 } | |
108 | |
109 cmcf = ngx_stream_conf_get_module_main_conf(cf, ngx_stream_core_module); | |
110 | |
111 key = cmcf->variables_keys->keys.elts; | |
112 for (i = 0; i < cmcf->variables_keys->keys.nelts; i++) { | |
113 if (name->len != key[i].key.len | |
114 || ngx_strncasecmp(name->data, key[i].key.data, name->len) != 0) | |
115 { | |
116 continue; | |
117 } | |
118 | |
119 v = key[i].value; | |
120 | |
121 if (!(v->flags & NGX_STREAM_VAR_CHANGEABLE)) { | |
122 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, | |
123 "the duplicate \"%V\" variable", name); | |
124 return NULL; | |
125 } | |
126 | |
127 return v; | |
128 } | |
129 | |
130 v = ngx_palloc(cf->pool, sizeof(ngx_stream_variable_t)); | |
131 if (v == NULL) { | |
132 return NULL; | |
133 } | |
134 | |
135 v->name.len = name->len; | |
136 v->name.data = ngx_pnalloc(cf->pool, name->len); | |
137 if (v->name.data == NULL) { | |
138 return NULL; | |
139 } | |
140 | |
141 ngx_strlow(v->name.data, name->data, name->len); | |
142 | |
143 v->set_handler = NULL; | |
144 v->get_handler = NULL; | |
145 v->data = 0; | |
146 v->flags = flags; | |
147 v->index = 0; | |
148 | |
149 rc = ngx_hash_add_key(cmcf->variables_keys, &v->name, v, 0); | |
150 | |
151 if (rc == NGX_ERROR) { | |
152 return NULL; | |
153 } | |
154 | |
155 if (rc == NGX_BUSY) { | |
156 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, | |
157 "conflicting variable name \"%V\"", name); | |
158 return NULL; | |
159 } | |
160 | |
161 return v; | |
162 } | |
163 | |
164 | |
165 ngx_int_t | |
166 ngx_stream_get_variable_index(ngx_conf_t *cf, ngx_str_t *name) | |
167 { | |
168 ngx_uint_t i; | |
169 ngx_stream_variable_t *v; | |
170 ngx_stream_core_main_conf_t *cmcf; | |
171 | |
172 if (name->len == 0) { | |
173 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, | |
174 "invalid variable name \"$\""); | |
175 return NGX_ERROR; | |
176 } | |
177 | |
178 cmcf = ngx_stream_conf_get_module_main_conf(cf, ngx_stream_core_module); | |
179 | |
180 v = cmcf->variables.elts; | |
181 | |
182 if (v == NULL) { | |
183 if (ngx_array_init(&cmcf->variables, cf->pool, 4, | |
184 sizeof(ngx_stream_variable_t)) | |
185 != NGX_OK) | |
186 { | |
187 return NGX_ERROR; | |
188 } | |
189 | |
190 } else { | |
191 for (i = 0; i < cmcf->variables.nelts; i++) { | |
192 if (name->len != v[i].name.len | |
193 || ngx_strncasecmp(name->data, v[i].name.data, name->len) != 0) | |
194 { | |
195 continue; | |
196 } | |
197 | |
198 return i; | |
199 } | |
200 } | |
201 | |
202 v = ngx_array_push(&cmcf->variables); | |
203 if (v == NULL) { | |
204 return NGX_ERROR; | |
205 } | |
206 | |
207 v->name.len = name->len; | |
208 v->name.data = ngx_pnalloc(cf->pool, name->len); | |
209 if (v->name.data == NULL) { | |
210 return NGX_ERROR; | |
211 } | |
212 | |
213 ngx_strlow(v->name.data, name->data, name->len); | |
214 | |
215 v->set_handler = NULL; | |
216 v->get_handler = NULL; | |
217 v->data = 0; | |
218 v->flags = 0; | |
219 v->index = cmcf->variables.nelts - 1; | |
220 | |
221 return v->index; | |
222 } | |
223 | |
224 | |
225 ngx_stream_variable_value_t * | |
226 ngx_stream_get_indexed_variable(ngx_stream_session_t *s, ngx_uint_t index) | |
227 { | |
228 ngx_stream_variable_t *v; | |
229 ngx_stream_core_main_conf_t *cmcf; | |
230 | |
231 cmcf = ngx_stream_get_module_main_conf(s, ngx_stream_core_module); | |
232 | |
233 if (cmcf->variables.nelts <= index) { | |
234 ngx_log_error(NGX_LOG_ALERT, s->connection->log, 0, | |
235 "unknown variable index: %ui", index); | |
236 return NULL; | |
237 } | |
238 | |
239 if (s->variables[index].not_found || s->variables[index].valid) { | |
240 return &s->variables[index]; | |
241 } | |
242 | |
243 v = cmcf->variables.elts; | |
244 | |
245 if (v[index].get_handler(s, &s->variables[index], v[index].data) | |
246 == NGX_OK) | |
247 { | |
248 if (v[index].flags & NGX_STREAM_VAR_NOCACHEABLE) { | |
249 s->variables[index].no_cacheable = 1; | |
250 } | |
251 | |
252 return &s->variables[index]; | |
253 } | |
254 | |
255 s->variables[index].valid = 0; | |
256 s->variables[index].not_found = 1; | |
257 | |
258 return NULL; | |
259 } | |
260 | |
261 | |
262 ngx_stream_variable_value_t * | |
263 ngx_stream_get_flushed_variable(ngx_stream_session_t *s, ngx_uint_t index) | |
264 { | |
265 ngx_stream_variable_value_t *v; | |
266 | |
267 v = &s->variables[index]; | |
268 | |
269 if (v->valid || v->not_found) { | |
270 if (!v->no_cacheable) { | |
271 return v; | |
272 } | |
273 | |
274 v->valid = 0; | |
275 v->not_found = 0; | |
276 } | |
277 | |
278 return ngx_stream_get_indexed_variable(s, index); | |
279 } | |
280 | |
281 | |
282 ngx_stream_variable_value_t * | |
283 ngx_stream_get_variable(ngx_stream_session_t *s, ngx_str_t *name, | |
284 ngx_uint_t key) | |
285 { | |
286 ngx_stream_variable_t *v; | |
287 ngx_stream_variable_value_t *vv; | |
288 ngx_stream_core_main_conf_t *cmcf; | |
289 | |
290 cmcf = ngx_stream_get_module_main_conf(s, ngx_stream_core_module); | |
291 | |
292 v = ngx_hash_find(&cmcf->variables_hash, key, name->data, name->len); | |
293 | |
294 if (v) { | |
295 if (v->flags & NGX_STREAM_VAR_INDEXED) { | |
296 return ngx_stream_get_flushed_variable(s, v->index); | |
297 | |
298 } else { | |
299 | |
300 vv = ngx_palloc(s->connection->pool, | |
301 sizeof(ngx_stream_variable_value_t)); | |
302 | |
303 if (vv && v->get_handler(s, vv, v->data) == NGX_OK) { | |
304 return vv; | |
305 } | |
306 | |
307 return NULL; | |
308 } | |
309 } | |
310 | |
311 vv = ngx_palloc(s->connection->pool, sizeof(ngx_stream_variable_value_t)); | |
312 if (vv == NULL) { | |
313 return NULL; | |
314 } | |
315 | |
316 vv->not_found = 1; | |
317 | |
318 return vv; | |
319 } | |
320 | |
321 | |
322 static ngx_int_t | |
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323 ngx_stream_variable_binary_remote_addr(ngx_stream_session_t *s, |
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324 ngx_stream_variable_value_t *v, uintptr_t data) |
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325 { |
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326 struct sockaddr_in *sin; |
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327 #if (NGX_HAVE_INET6) |
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328 struct sockaddr_in6 *sin6; |
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329 #endif |
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330 |
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331 switch (s->connection->sockaddr->sa_family) { |
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parents:
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diff
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|
332 |
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Vladimir Homutov <vl@nginx.com>
parents:
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diff
changeset
|
333 #if (NGX_HAVE_INET6) |
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parents:
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diff
changeset
|
334 case AF_INET6: |
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Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
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diff
changeset
|
335 sin6 = (struct sockaddr_in6 *) s->connection->sockaddr; |
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parents:
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diff
changeset
|
336 |
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parents:
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diff
changeset
|
337 v->len = sizeof(struct in6_addr); |
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Stream: core module variables.
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parents:
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diff
changeset
|
338 v->valid = 1; |
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Stream: core module variables.
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parents:
6607
diff
changeset
|
339 v->no_cacheable = 0; |
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Stream: core module variables.
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parents:
6607
diff
changeset
|
340 v->not_found = 0; |
eb4293155e87
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Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
341 v->data = sin6->sin6_addr.s6_addr; |
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
342 |
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Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
343 break; |
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Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
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diff
changeset
|
344 #endif |
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Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
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diff
changeset
|
345 |
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parents:
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diff
changeset
|
346 default: /* AF_INET */ |
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Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
347 sin = (struct sockaddr_in *) s->connection->sockaddr; |
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Stream: core module variables.
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parents:
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diff
changeset
|
348 |
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Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
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diff
changeset
|
349 v->len = sizeof(in_addr_t); |
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Stream: core module variables.
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parents:
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diff
changeset
|
350 v->valid = 1; |
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Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
351 v->no_cacheable = 0; |
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Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
352 v->not_found = 0; |
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
353 v->data = (u_char *) &sin->sin_addr; |
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Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
354 |
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Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
355 break; |
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
356 } |
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
357 |
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Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
358 return NGX_OK; |
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
359 } |
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
360 |
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
361 |
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
362 static ngx_int_t |
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
363 ngx_stream_variable_remote_addr(ngx_stream_session_t *s, |
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
364 ngx_stream_variable_value_t *v, uintptr_t data) |
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
365 { |
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
366 v->len = s->connection->addr_text.len; |
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
367 v->valid = 1; |
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Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
368 v->no_cacheable = 0; |
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
369 v->not_found = 0; |
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
370 v->data = s->connection->addr_text.data; |
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
371 |
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
372 return NGX_OK; |
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
373 } |
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
374 |
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Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
375 |
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
376 static ngx_int_t |
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
377 ngx_stream_variable_remote_port(ngx_stream_session_t *s, |
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
378 ngx_stream_variable_value_t *v, uintptr_t data) |
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
379 { |
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
380 ngx_uint_t port; |
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
381 |
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Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
382 v->len = 0; |
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
383 v->valid = 1; |
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
384 v->no_cacheable = 0; |
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
385 v->not_found = 0; |
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
386 |
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
387 v->data = ngx_pnalloc(s->connection->pool, sizeof("65535") - 1); |
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
388 if (v->data == NULL) { |
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
389 return NGX_ERROR; |
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
390 } |
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
391 |
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
392 port = ngx_inet_get_port(s->connection->sockaddr); |
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
393 |
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
394 if (port > 0 && port < 65536) { |
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
395 v->len = ngx_sprintf(v->data, "%ui", port) - v->data; |
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
396 } |
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
397 |
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
398 return NGX_OK; |
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
399 } |
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
400 |
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
401 |
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
402 static ngx_int_t |
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
403 ngx_stream_variable_server_addr(ngx_stream_session_t *s, |
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
404 ngx_stream_variable_value_t *v, uintptr_t data) |
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
405 { |
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
406 ngx_str_t str; |
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
407 u_char addr[NGX_SOCKADDR_STRLEN]; |
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
408 |
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
409 str.len = NGX_SOCKADDR_STRLEN; |
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
410 str.data = addr; |
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
411 |
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
412 if (ngx_connection_local_sockaddr(s->connection, &str, 0) != NGX_OK) { |
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
413 return NGX_ERROR; |
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
414 } |
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
415 |
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
416 str.data = ngx_pnalloc(s->connection->pool, str.len); |
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
417 if (str.data == NULL) { |
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
418 return NGX_ERROR; |
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
419 } |
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
420 |
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
421 ngx_memcpy(str.data, addr, str.len); |
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
422 |
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
423 v->len = str.len; |
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
424 v->valid = 1; |
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
425 v->no_cacheable = 0; |
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
426 v->not_found = 0; |
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
427 v->data = str.data; |
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
428 |
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
429 return NGX_OK; |
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
430 } |
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
431 |
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
432 |
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
433 static ngx_int_t |
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
434 ngx_stream_variable_server_port(ngx_stream_session_t *s, |
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
435 ngx_stream_variable_value_t *v, uintptr_t data) |
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
436 { |
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
437 ngx_uint_t port; |
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
438 |
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
439 v->len = 0; |
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
440 v->valid = 1; |
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
441 v->no_cacheable = 0; |
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
442 v->not_found = 0; |
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
443 |
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
444 if (ngx_connection_local_sockaddr(s->connection, NULL, 0) != NGX_OK) { |
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
445 return NGX_ERROR; |
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
446 } |
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
447 |
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
448 v->data = ngx_pnalloc(s->connection->pool, sizeof("65535") - 1); |
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
449 if (v->data == NULL) { |
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
450 return NGX_ERROR; |
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
451 } |
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
452 |
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
453 port = ngx_inet_get_port(s->connection->local_sockaddr); |
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
454 |
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
455 if (port > 0 && port < 65536) { |
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
456 v->len = ngx_sprintf(v->data, "%ui", port) - v->data; |
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
457 } |
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
458 |
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
459 return NGX_OK; |
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
460 } |
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
461 |
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
462 |
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
463 static ngx_int_t |
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
464 ngx_stream_variable_bytes_sent(ngx_stream_session_t *s, |
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
465 ngx_stream_variable_value_t *v, uintptr_t data) |
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
466 { |
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
467 u_char *p; |
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
468 |
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
469 p = ngx_pnalloc(s->connection->pool, NGX_OFF_T_LEN); |
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
470 if (p == NULL) { |
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
471 return NGX_ERROR; |
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
472 } |
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
473 |
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
474 v->len = ngx_sprintf(p, "%O", s->connection->sent) - p; |
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
475 v->valid = 1; |
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
476 v->no_cacheable = 0; |
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
477 v->not_found = 0; |
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
478 v->data = p; |
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
479 |
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
480 return NGX_OK; |
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
481 } |
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
482 |
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
483 |
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
484 static ngx_int_t |
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
485 ngx_stream_variable_connection(ngx_stream_session_t *s, |
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
486 ngx_stream_variable_value_t *v, uintptr_t data) |
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
487 { |
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
488 u_char *p; |
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
489 |
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
490 p = ngx_pnalloc(s->connection->pool, NGX_ATOMIC_T_LEN); |
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
491 if (p == NULL) { |
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
492 return NGX_ERROR; |
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
493 } |
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
494 |
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
495 v->len = ngx_sprintf(p, "%uA", s->connection->number) - p; |
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
496 v->valid = 1; |
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
497 v->no_cacheable = 0; |
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
498 v->not_found = 0; |
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
499 v->data = p; |
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
500 |
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
501 return NGX_OK; |
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
502 } |
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
503 |
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
504 |
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
505 static ngx_int_t |
6607 | 506 ngx_stream_variable_nginx_version(ngx_stream_session_t *s, |
507 ngx_stream_variable_value_t *v, uintptr_t data) | |
508 { | |
509 v->len = sizeof(NGINX_VERSION) - 1; | |
510 v->valid = 1; | |
511 v->no_cacheable = 0; | |
512 v->not_found = 0; | |
513 v->data = (u_char *) NGINX_VERSION; | |
514 | |
515 return NGX_OK; | |
516 } | |
517 | |
518 | |
6608
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
519 static ngx_int_t |
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
520 ngx_stream_variable_hostname(ngx_stream_session_t *s, |
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
521 ngx_stream_variable_value_t *v, uintptr_t data) |
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
522 { |
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
523 v->len = ngx_cycle->hostname.len; |
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
524 v->valid = 1; |
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
525 v->no_cacheable = 0; |
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
526 v->not_found = 0; |
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
527 v->data = ngx_cycle->hostname.data; |
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
528 |
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
529 return NGX_OK; |
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
530 } |
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
531 |
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
532 |
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
533 static ngx_int_t |
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
534 ngx_stream_variable_pid(ngx_stream_session_t *s, |
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
535 ngx_stream_variable_value_t *v, uintptr_t data) |
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
536 { |
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
537 u_char *p; |
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
538 |
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
539 p = ngx_pnalloc(s->connection->pool, NGX_INT64_LEN); |
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
540 if (p == NULL) { |
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
541 return NGX_ERROR; |
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
542 } |
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
543 |
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
544 v->len = ngx_sprintf(p, "%P", ngx_pid) - p; |
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
545 v->valid = 1; |
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
546 v->no_cacheable = 0; |
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
547 v->not_found = 0; |
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
548 v->data = p; |
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
549 |
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
550 return NGX_OK; |
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
551 } |
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
552 |
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
553 |
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
554 static ngx_int_t |
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
555 ngx_stream_variable_msec(ngx_stream_session_t *s, |
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
556 ngx_stream_variable_value_t *v, uintptr_t data) |
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
557 { |
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
558 u_char *p; |
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
559 ngx_time_t *tp; |
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
560 |
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
561 p = ngx_pnalloc(s->connection->pool, NGX_TIME_T_LEN + 4); |
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
562 if (p == NULL) { |
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
563 return NGX_ERROR; |
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
564 } |
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
565 |
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
566 tp = ngx_timeofday(); |
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
567 |
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
568 v->len = ngx_sprintf(p, "%T.%03M", tp->sec, tp->msec) - p; |
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
569 v->valid = 1; |
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
570 v->no_cacheable = 0; |
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
571 v->not_found = 0; |
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
572 v->data = p; |
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
573 |
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
574 return NGX_OK; |
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
575 } |
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
576 |
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
577 |
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
578 static ngx_int_t |
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
579 ngx_stream_variable_time_iso8601(ngx_stream_session_t *s, |
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
580 ngx_stream_variable_value_t *v, uintptr_t data) |
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
581 { |
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
582 u_char *p; |
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
583 |
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
584 p = ngx_pnalloc(s->connection->pool, ngx_cached_http_log_iso8601.len); |
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
585 if (p == NULL) { |
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
586 return NGX_ERROR; |
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
587 } |
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
588 |
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
589 ngx_memcpy(p, ngx_cached_http_log_iso8601.data, |
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
590 ngx_cached_http_log_iso8601.len); |
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
591 |
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
592 v->len = ngx_cached_http_log_iso8601.len; |
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
593 v->valid = 1; |
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
594 v->no_cacheable = 0; |
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
595 v->not_found = 0; |
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
596 v->data = p; |
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
597 |
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
598 return NGX_OK; |
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
599 } |
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
600 |
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
601 |
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
602 static ngx_int_t |
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
603 ngx_stream_variable_time_local(ngx_stream_session_t *s, |
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
604 ngx_stream_variable_value_t *v, uintptr_t data) |
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
605 { |
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
606 u_char *p; |
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
|
607 |
eb4293155e87
Stream: core module variables.
Vladimir Homutov <vl@nginx.com>
parents:
6607
diff
changeset
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608 p = ngx_pnalloc(s->connection->pool, ngx_cached_http_log_time.len); |
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609 if (p == NULL) { |
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610 return NGX_ERROR; |
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611 } |
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612 |
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613 ngx_memcpy(p, ngx_cached_http_log_time.data, ngx_cached_http_log_time.len); |
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614 |
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615 v->len = ngx_cached_http_log_time.len; |
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616 v->valid = 1; |
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617 v->no_cacheable = 0; |
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618 v->not_found = 0; |
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619 v->data = p; |
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620 |
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621 return NGX_OK; |
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622 } |
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623 |
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624 |
6607 | 625 void * |
626 ngx_stream_map_find(ngx_stream_session_t *s, ngx_stream_map_t *map, | |
627 ngx_str_t *match) | |
628 { | |
629 void *value; | |
630 u_char *low; | |
631 size_t len; | |
632 ngx_uint_t key; | |
633 | |
634 len = match->len; | |
635 | |
636 if (len) { | |
637 low = ngx_pnalloc(s->connection->pool, len); | |
638 if (low == NULL) { | |
639 return NULL; | |
640 } | |
641 | |
642 } else { | |
643 low = NULL; | |
644 } | |
645 | |
646 key = ngx_hash_strlow(low, match->data, len); | |
647 | |
648 value = ngx_hash_find_combined(&map->hash, key, low, len); | |
649 if (value) { | |
650 return value; | |
651 } | |
652 | |
653 #if (NGX_PCRE) | |
654 | |
655 if (len && map->nregex) { | |
656 ngx_int_t n; | |
657 ngx_uint_t i; | |
658 ngx_stream_map_regex_t *reg; | |
659 | |
660 reg = map->regex; | |
661 | |
662 for (i = 0; i < map->nregex; i++) { | |
663 | |
664 n = ngx_stream_regex_exec(s, reg[i].regex, match); | |
665 | |
666 if (n == NGX_OK) { | |
667 return reg[i].value; | |
668 } | |
669 | |
670 if (n == NGX_DECLINED) { | |
671 continue; | |
672 } | |
673 | |
674 /* NGX_ERROR */ | |
675 | |
676 return NULL; | |
677 } | |
678 } | |
679 | |
680 #endif | |
681 | |
682 return NULL; | |
683 } | |
684 | |
685 | |
686 #if (NGX_PCRE) | |
687 | |
688 static ngx_int_t | |
689 ngx_stream_variable_not_found(ngx_stream_session_t *s, | |
690 ngx_stream_variable_value_t *v, uintptr_t data) | |
691 { | |
692 v->not_found = 1; | |
693 return NGX_OK; | |
694 } | |
695 | |
696 | |
697 ngx_stream_regex_t * | |
698 ngx_stream_regex_compile(ngx_conf_t *cf, ngx_regex_compile_t *rc) | |
699 { | |
700 u_char *p; | |
701 size_t size; | |
702 ngx_str_t name; | |
703 ngx_uint_t i, n; | |
704 ngx_stream_variable_t *v; | |
705 ngx_stream_regex_t *re; | |
706 ngx_stream_regex_variable_t *rv; | |
707 ngx_stream_core_main_conf_t *cmcf; | |
708 | |
709 rc->pool = cf->pool; | |
710 | |
711 if (ngx_regex_compile(rc) != NGX_OK) { | |
712 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, "%V", &rc->err); | |
713 return NULL; | |
714 } | |
715 | |
716 re = ngx_pcalloc(cf->pool, sizeof(ngx_stream_regex_t)); | |
717 if (re == NULL) { | |
718 return NULL; | |
719 } | |
720 | |
721 re->regex = rc->regex; | |
722 re->ncaptures = rc->captures; | |
723 re->name = rc->pattern; | |
724 | |
725 cmcf = ngx_stream_conf_get_module_main_conf(cf, ngx_stream_core_module); | |
726 cmcf->ncaptures = ngx_max(cmcf->ncaptures, re->ncaptures); | |
727 | |
728 n = (ngx_uint_t) rc->named_captures; | |
729 | |
730 if (n == 0) { | |
731 return re; | |
732 } | |
733 | |
734 rv = ngx_palloc(rc->pool, n * sizeof(ngx_stream_regex_variable_t)); | |
735 if (rv == NULL) { | |
736 return NULL; | |
737 } | |
738 | |
739 re->variables = rv; | |
740 re->nvariables = n; | |
741 | |
742 size = rc->name_size; | |
743 p = rc->names; | |
744 | |
745 for (i = 0; i < n; i++) { | |
746 rv[i].capture = 2 * ((p[0] << 8) + p[1]); | |
747 | |
748 name.data = &p[2]; | |
749 name.len = ngx_strlen(name.data); | |
750 | |
751 v = ngx_stream_add_variable(cf, &name, NGX_STREAM_VAR_CHANGEABLE); | |
752 if (v == NULL) { | |
753 return NULL; | |
754 } | |
755 | |
756 rv[i].index = ngx_stream_get_variable_index(cf, &name); | |
757 if (rv[i].index == NGX_ERROR) { | |
758 return NULL; | |
759 } | |
760 | |
761 v->get_handler = ngx_stream_variable_not_found; | |
762 | |
763 p += size; | |
764 } | |
765 | |
766 return re; | |
767 } | |
768 | |
769 | |
770 ngx_int_t | |
771 ngx_stream_regex_exec(ngx_stream_session_t *s, ngx_stream_regex_t *re, | |
772 ngx_str_t *str) | |
773 { | |
774 ngx_int_t rc, index; | |
775 ngx_uint_t i, n, len; | |
776 ngx_stream_variable_value_t *vv; | |
777 ngx_stream_core_main_conf_t *cmcf; | |
778 | |
779 cmcf = ngx_stream_get_module_main_conf(s, ngx_stream_core_module); | |
780 | |
781 if (re->ncaptures) { | |
782 len = cmcf->ncaptures; | |
783 | |
784 if (s->captures == NULL) { | |
785 s->captures = ngx_palloc(s->connection->pool, len * sizeof(int)); | |
786 if (s->captures == NULL) { | |
787 return NGX_ERROR; | |
788 } | |
789 } | |
790 | |
791 } else { | |
792 len = 0; | |
793 } | |
794 | |
795 rc = ngx_regex_exec(re->regex, str, s->captures, len); | |
796 | |
797 if (rc == NGX_REGEX_NO_MATCHED) { | |
798 return NGX_DECLINED; | |
799 } | |
800 | |
801 if (rc < 0) { | |
802 ngx_log_error(NGX_LOG_ALERT, s->connection->log, 0, | |
803 ngx_regex_exec_n " failed: %i on \"%V\" using \"%V\"", | |
804 rc, str, &re->name); | |
805 return NGX_ERROR; | |
806 } | |
807 | |
808 for (i = 0; i < re->nvariables; i++) { | |
809 | |
810 n = re->variables[i].capture; | |
811 index = re->variables[i].index; | |
812 vv = &s->variables[index]; | |
813 | |
814 vv->len = s->captures[n + 1] - s->captures[n]; | |
815 vv->valid = 1; | |
816 vv->no_cacheable = 0; | |
817 vv->not_found = 0; | |
818 vv->data = &str->data[s->captures[n]]; | |
819 | |
820 #if (NGX_DEBUG) | |
821 { | |
822 ngx_stream_variable_t *v; | |
823 | |
824 v = cmcf->variables.elts; | |
825 | |
826 ngx_log_debug2(NGX_LOG_DEBUG_STREAM, s->connection->log, 0, | |
827 "stream regex set $%V to \"%v\"", &v[index].name, vv); | |
828 } | |
829 #endif | |
830 } | |
831 | |
832 s->ncaptures = rc * 2; | |
833 s->captures_data = str->data; | |
834 | |
835 return NGX_OK; | |
836 } | |
837 | |
838 #endif | |
839 | |
840 | |
841 ngx_int_t | |
842 ngx_stream_variables_add_core_vars(ngx_conf_t *cf) | |
843 { | |
844 ngx_int_t rc; | |
845 ngx_stream_variable_t *cv, *v; | |
846 ngx_stream_core_main_conf_t *cmcf; | |
847 | |
848 cmcf = ngx_stream_conf_get_module_main_conf(cf, ngx_stream_core_module); | |
849 | |
850 cmcf->variables_keys = ngx_pcalloc(cf->temp_pool, | |
851 sizeof(ngx_hash_keys_arrays_t)); | |
852 if (cmcf->variables_keys == NULL) { | |
853 return NGX_ERROR; | |
854 } | |
855 | |
856 cmcf->variables_keys->pool = cf->pool; | |
857 cmcf->variables_keys->temp_pool = cf->pool; | |
858 | |
859 if (ngx_hash_keys_array_init(cmcf->variables_keys, NGX_HASH_SMALL) | |
860 != NGX_OK) | |
861 { | |
862 return NGX_ERROR; | |
863 } | |
864 | |
865 for (cv = ngx_stream_core_variables; cv->name.len; cv++) { | |
866 v = ngx_palloc(cf->pool, sizeof(ngx_stream_variable_t)); | |
867 if (v == NULL) { | |
868 return NGX_ERROR; | |
869 } | |
870 | |
871 *v = *cv; | |
872 | |
873 rc = ngx_hash_add_key(cmcf->variables_keys, &v->name, v, | |
874 NGX_HASH_READONLY_KEY); | |
875 | |
876 if (rc == NGX_OK) { | |
877 continue; | |
878 } | |
879 | |
880 if (rc == NGX_BUSY) { | |
881 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, | |
882 "conflicting variable name \"%V\"", &v->name); | |
883 } | |
884 | |
885 return NGX_ERROR; | |
886 } | |
887 | |
888 return NGX_OK; | |
889 } | |
890 | |
891 | |
892 ngx_int_t | |
893 ngx_stream_variables_init_vars(ngx_conf_t *cf) | |
894 { | |
895 ngx_uint_t i, n; | |
896 ngx_hash_key_t *key; | |
897 ngx_hash_init_t hash; | |
898 ngx_stream_variable_t *v, *av; | |
899 ngx_stream_core_main_conf_t *cmcf; | |
900 | |
901 /* set the handlers for the indexed stream variables */ | |
902 | |
903 cmcf = ngx_stream_conf_get_module_main_conf(cf, ngx_stream_core_module); | |
904 | |
905 v = cmcf->variables.elts; | |
906 key = cmcf->variables_keys->keys.elts; | |
907 | |
908 for (i = 0; i < cmcf->variables.nelts; i++) { | |
909 | |
910 for (n = 0; n < cmcf->variables_keys->keys.nelts; n++) { | |
911 | |
912 av = key[n].value; | |
913 | |
914 if (v[i].name.len == key[n].key.len | |
915 && ngx_strncmp(v[i].name.data, key[n].key.data, v[i].name.len) | |
916 == 0) | |
917 { | |
918 v[i].get_handler = av->get_handler; | |
919 v[i].data = av->data; | |
920 | |
921 av->flags |= NGX_STREAM_VAR_INDEXED; | |
922 v[i].flags = av->flags; | |
923 | |
924 av->index = i; | |
925 | |
926 if (av->get_handler == NULL) { | |
927 break; | |
928 } | |
929 | |
930 goto next; | |
931 } | |
932 } | |
933 | |
934 ngx_log_error(NGX_LOG_EMERG, cf->log, 0, | |
935 "unknown \"%V\" variable", &v[i].name); | |
936 | |
937 return NGX_ERROR; | |
938 | |
939 next: | |
940 continue; | |
941 } | |
942 | |
943 | |
944 for (n = 0; n < cmcf->variables_keys->keys.nelts; n++) { | |
945 av = key[n].value; | |
946 | |
947 if (av->flags & NGX_STREAM_VAR_NOHASH) { | |
948 key[n].key.data = NULL; | |
949 } | |
950 } | |
951 | |
952 | |
953 hash.hash = &cmcf->variables_hash; | |
954 hash.key = ngx_hash_key; | |
955 hash.max_size = cmcf->variables_hash_max_size; | |
956 hash.bucket_size = cmcf->variables_hash_bucket_size; | |
957 hash.name = "variables_hash"; | |
958 hash.pool = cf->pool; | |
959 hash.temp_pool = NULL; | |
960 | |
961 if (ngx_hash_init(&hash, cmcf->variables_keys->keys.elts, | |
962 cmcf->variables_keys->keys.nelts) | |
963 != NGX_OK) | |
964 { | |
965 return NGX_ERROR; | |
966 } | |
967 | |
968 cmcf->variables_keys = NULL; | |
969 | |
970 return NGX_OK; | |
971 } |