Mercurial > hg > nginx-quic
annotate src/http/ngx_http_variables.c @ 2429:370c92d6ec46
bump version
author | Igor Sysoev <igor@sysoev.ru> |
---|---|
date | Wed, 24 Dec 2008 15:54:21 +0000 |
parents | d311b7f6a403 |
children | 51b1097dbb67 |
rev | line source |
---|---|
499 | 1 |
2 /* | |
3 * Copyright (C) Igor Sysoev | |
4 */ | |
5 | |
6 | |
7 #include <ngx_config.h> | |
8 #include <ngx_core.h> | |
9 #include <ngx_http.h> | |
1329 | 10 #include <nginx.h> |
499 | 11 |
12 | |
573 | 13 static ngx_int_t ngx_http_variable_request(ngx_http_request_t *r, |
14 ngx_http_variable_value_t *v, uintptr_t data); | |
1350 | 15 static void ngx_http_variable_request_set(ngx_http_request_t *r, |
16 ngx_http_variable_value_t *v, uintptr_t data); | |
637 | 17 static void ngx_http_variable_request_set_size(ngx_http_request_t *r, |
18 ngx_http_variable_value_t *v, uintptr_t data); | |
573 | 19 static ngx_int_t ngx_http_variable_header(ngx_http_request_t *r, |
20 ngx_http_variable_value_t *v, uintptr_t data); | |
21 static ngx_int_t ngx_http_variable_headers(ngx_http_request_t *r, | |
22 ngx_http_variable_value_t *v, uintptr_t data); | |
577 | 23 |
24 static ngx_int_t ngx_http_variable_unknown_header_in(ngx_http_request_t *r, | |
573 | 25 ngx_http_variable_value_t *v, uintptr_t data); |
577 | 26 static ngx_int_t ngx_http_variable_unknown_header_out(ngx_http_request_t *r, |
27 ngx_http_variable_value_t *v, uintptr_t data); | |
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$cookie_... variable did not for SSI and perl
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28 static ngx_int_t ngx_http_variable_cookie(ngx_http_request_t *r, |
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$cookie_... variable did not for SSI and perl
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29 ngx_http_variable_value_t *v, uintptr_t data); |
2137 | 30 static ngx_int_t ngx_http_variable_argument(ngx_http_request_t *r, |
31 ngx_http_variable_value_t *v, uintptr_t data); | |
577 | 32 |
573 | 33 static ngx_int_t ngx_http_variable_host(ngx_http_request_t *r, |
34 ngx_http_variable_value_t *v, uintptr_t data); | |
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ngx_http_variable_binary_remote_addr()
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35 static ngx_int_t ngx_http_variable_binary_remote_addr(ngx_http_request_t *r, |
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ngx_http_variable_binary_remote_addr()
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36 ngx_http_variable_value_t *v, uintptr_t data); |
573 | 37 static ngx_int_t ngx_http_variable_remote_addr(ngx_http_request_t *r, |
38 ngx_http_variable_value_t *v, uintptr_t data); | |
39 static ngx_int_t ngx_http_variable_remote_port(ngx_http_request_t *r, | |
40 ngx_http_variable_value_t *v, uintptr_t data); | |
41 static ngx_int_t ngx_http_variable_server_addr(ngx_http_request_t *r, | |
42 ngx_http_variable_value_t *v, uintptr_t data); | |
43 static ngx_int_t ngx_http_variable_server_port(ngx_http_request_t *r, | |
44 ngx_http_variable_value_t *v, uintptr_t data); | |
731 | 45 static ngx_int_t ngx_http_variable_scheme(ngx_http_request_t *r, |
46 ngx_http_variable_value_t *v, uintptr_t data); | |
1351 | 47 static ngx_int_t ngx_http_variable_is_args(ngx_http_request_t *r, |
48 ngx_http_variable_value_t *v, uintptr_t data); | |
573 | 49 static ngx_int_t ngx_http_variable_document_root(ngx_http_request_t *r, |
50 ngx_http_variable_value_t *v, uintptr_t data); | |
2259 | 51 static ngx_int_t ngx_http_variable_realpath_root(ngx_http_request_t *r, |
52 ngx_http_variable_value_t *v, uintptr_t data); | |
573 | 53 static ngx_int_t ngx_http_variable_request_filename(ngx_http_request_t *r, |
54 ngx_http_variable_value_t *v, uintptr_t data); | |
1811 | 55 static ngx_int_t ngx_http_variable_server_name(ngx_http_request_t *r, |
56 ngx_http_variable_value_t *v, uintptr_t data); | |
573 | 57 static ngx_int_t ngx_http_variable_request_method(ngx_http_request_t *r, |
58 ngx_http_variable_value_t *v, uintptr_t data); | |
59 static ngx_int_t ngx_http_variable_remote_user(ngx_http_request_t *r, | |
60 ngx_http_variable_value_t *v, uintptr_t data); | |
611 | 61 static ngx_int_t ngx_http_variable_body_bytes_sent(ngx_http_request_t *r, |
62 ngx_http_variable_value_t *v, uintptr_t data); | |
629 | 63 static ngx_int_t ngx_http_variable_request_completion(ngx_http_request_t *r, |
64 ngx_http_variable_value_t *v, uintptr_t data); | |
759 | 65 static ngx_int_t ngx_http_variable_request_body_file(ngx_http_request_t *r, |
66 ngx_http_variable_value_t *v, uintptr_t data); | |
499 | 67 |
641 | 68 static ngx_int_t ngx_http_variable_sent_content_type(ngx_http_request_t *r, |
69 ngx_http_variable_value_t *v, uintptr_t data); | |
70 static ngx_int_t ngx_http_variable_sent_content_length(ngx_http_request_t *r, | |
71 ngx_http_variable_value_t *v, uintptr_t data); | |
72 static ngx_int_t ngx_http_variable_sent_last_modified(ngx_http_request_t *r, | |
73 ngx_http_variable_value_t *v, uintptr_t data); | |
74 static ngx_int_t ngx_http_variable_sent_connection(ngx_http_request_t *r, | |
75 ngx_http_variable_value_t *v, uintptr_t data); | |
76 static ngx_int_t ngx_http_variable_sent_keep_alive(ngx_http_request_t *r, | |
77 ngx_http_variable_value_t *v, uintptr_t data); | |
78 static ngx_int_t ngx_http_variable_sent_transfer_encoding(ngx_http_request_t *r, | |
79 ngx_http_variable_value_t *v, uintptr_t data); | |
80 | |
1329 | 81 static ngx_int_t ngx_http_variable_nginx_version(ngx_http_request_t *r, |
82 ngx_http_variable_value_t *v, uintptr_t data); | |
2011 | 83 static ngx_int_t ngx_http_variable_hostname(ngx_http_request_t *r, |
84 ngx_http_variable_value_t *v, uintptr_t data); | |
2249 | 85 static ngx_int_t ngx_http_variable_pid(ngx_http_request_t *r, |
86 ngx_http_variable_value_t *v, uintptr_t data); | |
499 | 87 |
509 | 88 /* |
89 * TODO: | |
90 * Apache CGI: AUTH_TYPE, PATH_INFO (null), PATH_TRANSLATED | |
91 * REMOTE_HOST (null), REMOTE_IDENT (null), | |
92 * SERVER_SOFTWARE | |
93 * | |
571 | 94 * Apache SSI: DOCUMENT_NAME, LAST_MODIFIED, USER_NAME (file owner) |
509 | 95 */ |
499 | 96 |
641 | 97 /* |
98 * the $http_host, $http_user_agent, $http_referer, $http_via, | |
99 * and $http_x_forwarded_for variables may be handled by generic | |
100 * ngx_http_variable_unknown_header_in(), but for perfomance reasons | |
101 * they are handled using dedicated entries | |
102 */ | |
103 | |
509 | 104 static ngx_http_variable_t ngx_http_core_variables[] = { |
105 | |
637 | 106 { ngx_string("http_host"), NULL, ngx_http_variable_header, |
533 | 107 offsetof(ngx_http_request_t, headers_in.host), 0, 0 }, |
499 | 108 |
637 | 109 { ngx_string("http_user_agent"), NULL, ngx_http_variable_header, |
533 | 110 offsetof(ngx_http_request_t, headers_in.user_agent), 0, 0 }, |
509 | 111 |
637 | 112 { ngx_string("http_referer"), NULL, ngx_http_variable_header, |
533 | 113 offsetof(ngx_http_request_t, headers_in.referer), 0, 0 }, |
499 | 114 |
115 #if (NGX_HTTP_GZIP) | |
637 | 116 { ngx_string("http_via"), NULL, ngx_http_variable_header, |
533 | 117 offsetof(ngx_http_request_t, headers_in.via), 0, 0 }, |
499 | 118 #endif |
119 | |
1113
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optimize $http_x_forwarded_for
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120 #if (NGX_HTTP_PROXY || NGX_HTTP_REALIP) |
637 | 121 { ngx_string("http_x_forwarded_for"), NULL, ngx_http_variable_header, |
533 | 122 offsetof(ngx_http_request_t, headers_in.x_forwarded_for), 0, 0 }, |
499 | 123 #endif |
124 | |
637 | 125 { ngx_string("http_cookie"), NULL, ngx_http_variable_headers, |
533 | 126 offsetof(ngx_http_request_t, headers_in.cookies), 0, 0 }, |
515 | 127 |
637 | 128 { ngx_string("content_length"), NULL, ngx_http_variable_header, |
533 | 129 offsetof(ngx_http_request_t, headers_in.content_length), 0, 0 }, |
509 | 130 |
637 | 131 { ngx_string("content_type"), NULL, ngx_http_variable_header, |
533 | 132 offsetof(ngx_http_request_t, headers_in.content_type), 0, 0 }, |
509 | 133 |
637 | 134 { ngx_string("host"), NULL, ngx_http_variable_host, 0, 0, 0 }, |
509 | 135 |
982 | 136 { ngx_string("binary_remote_addr"), NULL, |
983
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ngx_http_variable_binary_remote_addr()
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137 ngx_http_variable_binary_remote_addr, 0, 0, 0 }, |
982 | 138 |
637 | 139 { ngx_string("remote_addr"), NULL, ngx_http_variable_remote_addr, 0, 0, 0 }, |
499 | 140 |
637 | 141 { ngx_string("remote_port"), NULL, ngx_http_variable_remote_port, 0, 0, 0 }, |
509 | 142 |
637 | 143 { ngx_string("server_addr"), NULL, ngx_http_variable_server_addr, 0, 0, 0 }, |
509 | 144 |
637 | 145 { ngx_string("server_port"), NULL, ngx_http_variable_server_port, 0, 0, 0 }, |
509 | 146 |
637 | 147 { ngx_string("server_protocol"), NULL, ngx_http_variable_request, |
533 | 148 offsetof(ngx_http_request_t, http_protocol), 0, 0 }, |
509 | 149 |
731 | 150 { ngx_string("scheme"), NULL, ngx_http_variable_scheme, 0, 0, 0 }, |
151 | |
637 | 152 { ngx_string("request_uri"), NULL, ngx_http_variable_request, |
533 | 153 offsetof(ngx_http_request_t, unparsed_uri), 0, 0 }, |
499 | 154 |
637 | 155 { ngx_string("uri"), NULL, ngx_http_variable_request, |
156 offsetof(ngx_http_request_t, uri), | |
1565 | 157 NGX_HTTP_VAR_NOCACHEABLE, 0 }, |
637 | 158 |
159 { ngx_string("document_uri"), NULL, ngx_http_variable_request, | |
573 | 160 offsetof(ngx_http_request_t, uri), |
1565 | 161 NGX_HTTP_VAR_NOCACHEABLE, 0 }, |
573 | 162 |
637 | 163 { ngx_string("request"), NULL, ngx_http_variable_request, |
569 | 164 offsetof(ngx_http_request_t, request_line), 0, 0 }, |
165 | |
637 | 166 { ngx_string("document_root"), NULL, |
1565 | 167 ngx_http_variable_document_root, 0, NGX_HTTP_VAR_NOCACHEABLE, 0 }, |
509 | 168 |
2259 | 169 { ngx_string("realpath_root"), NULL, |
170 ngx_http_variable_realpath_root, 0, NGX_HTTP_VAR_NOCACHEABLE, 0 }, | |
171 | |
637 | 172 { ngx_string("query_string"), NULL, ngx_http_variable_request, |
509 | 173 offsetof(ngx_http_request_t, args), |
1565 | 174 NGX_HTTP_VAR_NOCACHEABLE, 0 }, |
499 | 175 |
1350 | 176 { ngx_string("args"), |
177 ngx_http_variable_request_set, | |
178 ngx_http_variable_request, | |
589 | 179 offsetof(ngx_http_request_t, args), |
1565 | 180 NGX_HTTP_VAR_CHANGEABLE|NGX_HTTP_VAR_NOCACHEABLE, 0 }, |
589 | 181 |
1351 | 182 { ngx_string("is_args"), NULL, ngx_http_variable_is_args, |
1565 | 183 0, NGX_HTTP_VAR_NOCACHEABLE, 0 }, |
1351 | 184 |
637 | 185 { ngx_string("request_filename"), NULL, |
186 ngx_http_variable_request_filename, 0, | |
1565 | 187 NGX_HTTP_VAR_NOCACHEABLE, 0 }, |
509 | 188 |
1811 | 189 { ngx_string("server_name"), NULL, ngx_http_variable_server_name, 0, 0, 0 }, |
509 | 190 |
637 | 191 { ngx_string("request_method"), NULL, |
192 ngx_http_variable_request_method, 0, 0, 0 }, | |
509 | 193 |
637 | 194 { ngx_string("remote_user"), NULL, ngx_http_variable_remote_user, 0, 0, 0 }, |
509 | 195 |
637 | 196 { ngx_string("body_bytes_sent"), NULL, ngx_http_variable_body_bytes_sent, |
611 | 197 0, 0, 0 }, |
198 | |
637 | 199 { ngx_string("request_completion"), NULL, |
200 ngx_http_variable_request_completion, | |
629 | 201 0, 0, 0 }, |
202 | |
759 | 203 { ngx_string("request_body_file"), NULL, |
204 ngx_http_variable_request_body_file, | |
205 0, 0, 0 }, | |
206 | |
641 | 207 { ngx_string("sent_http_content_type"), NULL, |
208 ngx_http_variable_sent_content_type, 0, 0, 0 }, | |
209 | |
210 { ngx_string("sent_http_content_length"), NULL, | |
211 ngx_http_variable_sent_content_length, 0, 0, 0 }, | |
212 | |
213 { ngx_string("sent_http_last_modified"), NULL, | |
214 ngx_http_variable_sent_last_modified, 0, 0, 0 }, | |
215 | |
216 { ngx_string("sent_http_connection"), NULL, | |
217 ngx_http_variable_sent_connection, 0, 0, 0 }, | |
218 | |
219 { ngx_string("sent_http_keep_alive"), NULL, | |
220 ngx_http_variable_sent_keep_alive, 0, 0, 0 }, | |
221 | |
222 { ngx_string("sent_http_transfer_encoding"), NULL, | |
223 ngx_http_variable_sent_transfer_encoding, 0, 0, 0 }, | |
224 | |
225 { ngx_string("sent_http_cache_control"), NULL, ngx_http_variable_headers, | |
226 offsetof(ngx_http_request_t, headers_out.cache_control), 0, 0 }, | |
227 | |
637 | 228 { ngx_string("limit_rate"), ngx_http_variable_request_set_size, |
229 ngx_http_variable_request, | |
230 offsetof(ngx_http_request_t, limit_rate), | |
1565 | 231 NGX_HTTP_VAR_CHANGEABLE|NGX_HTTP_VAR_NOCACHEABLE, 0 }, |
637 | 232 |
1329 | 233 { ngx_string("nginx_version"), NULL, ngx_http_variable_nginx_version, |
234 0, 0, 0 }, | |
235 | |
2011 | 236 { ngx_string("hostname"), NULL, ngx_http_variable_hostname, |
237 0, 0, 0 }, | |
238 | |
2249 | 239 { ngx_string("pid"), NULL, ngx_http_variable_pid, |
240 0, 0, 0 }, | |
241 | |
637 | 242 { ngx_null_string, NULL, NULL, 0, 0, 0 } |
499 | 243 }; |
244 | |
245 | |
577 | 246 ngx_http_variable_value_t ngx_http_variable_null_value = |
247 ngx_http_variable(""); | |
248 ngx_http_variable_value_t ngx_http_variable_true_value = | |
249 ngx_http_variable("1"); | |
250 | |
251 | |
499 | 252 ngx_http_variable_t * |
509 | 253 ngx_http_add_variable(ngx_conf_t *cf, ngx_str_t *name, ngx_uint_t flags) |
254 { | |
611 | 255 ngx_int_t rc; |
509 | 256 ngx_uint_t i; |
611 | 257 ngx_hash_key_t *key; |
509 | 258 ngx_http_variable_t *v; |
259 ngx_http_core_main_conf_t *cmcf; | |
260 | |
261 cmcf = ngx_http_conf_get_module_main_conf(cf, ngx_http_core_module); | |
262 | |
611 | 263 key = cmcf->variables_keys->keys.elts; |
264 for (i = 0; i < cmcf->variables_keys->keys.nelts; i++) { | |
265 if (name->len != key[i].key.len | |
266 || ngx_strncasecmp(name->data, key[i].key.data, name->len) != 0) | |
509 | 267 { |
268 continue; | |
269 } | |
270 | |
611 | 271 v = key[i].value; |
272 | |
1565 | 273 if (!(v->flags & NGX_HTTP_VAR_CHANGEABLE)) { |
509 | 274 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
275 "the duplicate \"%V\" variable", name); | |
276 return NULL; | |
277 } | |
278 | |
611 | 279 return v; |
509 | 280 } |
281 | |
611 | 282 v = ngx_palloc(cf->pool, sizeof(ngx_http_variable_t)); |
509 | 283 if (v == NULL) { |
284 return NULL; | |
285 } | |
286 | |
287 v->name.len = name->len; | |
2049 | 288 v->name.data = ngx_pnalloc(cf->pool, name->len); |
509 | 289 if (v->name.data == NULL) { |
290 return NULL; | |
291 } | |
292 | |
2135 | 293 ngx_strlow(v->name.data, name->data, name->len); |
509 | 294 |
637 | 295 v->set_handler = NULL; |
296 v->get_handler = NULL; | |
509 | 297 v->data = 0; |
298 v->flags = flags; | |
533 | 299 v->index = 0; |
509 | 300 |
611 | 301 rc = ngx_hash_add_key(cmcf->variables_keys, &v->name, v, 0); |
302 | |
303 if (rc == NGX_ERROR) { | |
304 return NULL; | |
305 } | |
306 | |
307 if (rc == NGX_BUSY) { | |
308 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, | |
309 "conflicting variable name \"%V\"", name); | |
310 return NULL; | |
311 } | |
312 | |
509 | 313 return v; |
314 } | |
315 | |
316 | |
317 ngx_int_t | |
318 ngx_http_get_variable_index(ngx_conf_t *cf, ngx_str_t *name) | |
499 | 319 { |
501 | 320 ngx_uint_t i; |
321 ngx_http_variable_t *v; | |
499 | 322 ngx_http_core_main_conf_t *cmcf; |
323 | |
324 cmcf = ngx_http_conf_get_module_main_conf(cf, ngx_http_core_module); | |
325 | |
501 | 326 v = cmcf->variables.elts; |
327 | |
328 if (v == NULL) { | |
499 | 329 if (ngx_array_init(&cmcf->variables, cf->pool, 4, |
330 sizeof(ngx_http_variable_t)) == NGX_ERROR) | |
331 { | |
509 | 332 return NGX_ERROR; |
499 | 333 } |
501 | 334 |
335 } else { | |
336 for (i = 0; i < cmcf->variables.nelts; i++) { | |
337 if (name->len != v[i].name.len | |
338 || ngx_strncasecmp(name->data, v[i].name.data, name->len) != 0) | |
339 { | |
340 continue; | |
341 } | |
342 | |
509 | 343 return i; |
501 | 344 } |
499 | 345 } |
346 | |
501 | 347 v = ngx_array_push(&cmcf->variables); |
348 if (v == NULL) { | |
509 | 349 return NGX_ERROR; |
499 | 350 } |
351 | |
501 | 352 v->name.len = name->len; |
2049 | 353 v->name.data = ngx_pnalloc(cf->pool, name->len); |
501 | 354 if (v->name.data == NULL) { |
509 | 355 return NGX_ERROR; |
501 | 356 } |
499 | 357 |
2135 | 358 ngx_strlow(v->name.data, name->data, name->len); |
501 | 359 |
637 | 360 v->set_handler = NULL; |
361 v->get_handler = NULL; | |
501 | 362 v->data = 0; |
509 | 363 v->flags = 0; |
533 | 364 v->index = cmcf->variables.nelts - 1; |
501 | 365 |
509 | 366 return cmcf->variables.nelts - 1; |
499 | 367 } |
368 | |
369 | |
370 ngx_http_variable_value_t * | |
371 ngx_http_get_indexed_variable(ngx_http_request_t *r, ngx_uint_t index) | |
372 { | |
501 | 373 ngx_http_variable_t *v; |
499 | 374 ngx_http_core_main_conf_t *cmcf; |
375 | |
376 cmcf = ngx_http_get_module_main_conf(r, ngx_http_core_module); | |
377 | |
553 | 378 if (cmcf->variables.nelts <= index) { |
499 | 379 ngx_log_error(NGX_LOG_ALERT, r->connection->log, 0, |
380 "unknown variable index: %d", index); | |
381 return NULL; | |
382 } | |
383 | |
573 | 384 if (r->variables[index].not_found || r->variables[index].valid) { |
385 return &r->variables[index]; | |
501 | 386 } |
499 | 387 |
501 | 388 v = cmcf->variables.elts; |
499 | 389 |
637 | 390 if (v[index].get_handler(r, &r->variables[index], v[index].data) |
391 == NGX_OK) | |
392 { | |
1565 | 393 if (v[index].flags & NGX_HTTP_VAR_NOCACHEABLE) { |
394 r->variables[index].no_cacheable = 1; | |
499 | 395 } |
573 | 396 |
397 return &r->variables[index]; | |
499 | 398 } |
399 | |
657 | 400 r->variables[index].valid = 0; |
401 r->variables[index].not_found = 1; | |
402 | |
798 | 403 return NULL; |
573 | 404 } |
405 | |
406 | |
407 ngx_http_variable_value_t * | |
408 ngx_http_get_flushed_variable(ngx_http_request_t *r, ngx_uint_t index) | |
409 { | |
1150 | 410 ngx_http_variable_value_t *v; |
573 | 411 |
412 v = &r->variables[index]; | |
413 | |
414 if (v->valid) { | |
1565 | 415 if (!v->no_cacheable) { |
573 | 416 return v; |
417 } | |
418 | |
419 v->valid = 0; | |
420 v->not_found = 0; | |
509 | 421 } |
501 | 422 |
573 | 423 return ngx_http_get_indexed_variable(r, index); |
499 | 424 } |
425 | |
426 | |
427 ngx_http_variable_value_t * | |
635 | 428 ngx_http_get_variable(ngx_http_request_t *r, ngx_str_t *name, ngx_uint_t key, |
429 ngx_uint_t nowarn) | |
499 | 430 { |
501 | 431 ngx_http_variable_t *v; |
573 | 432 ngx_http_variable_value_t *vv; |
499 | 433 ngx_http_core_main_conf_t *cmcf; |
434 | |
435 cmcf = ngx_http_get_module_main_conf(r, ngx_http_core_module); | |
436 | |
611 | 437 v = ngx_hash_find(&cmcf->variables_hash, key, name->data, name->len); |
499 | 438 |
611 | 439 if (v) { |
440 if (v->flags & NGX_HTTP_VAR_INDEXED) { | |
441 return ngx_http_get_indexed_variable(r, v->index); | |
519 | 442 |
443 } else { | |
499 | 444 |
573 | 445 vv = ngx_palloc(r->pool, sizeof(ngx_http_variable_value_t)); |
501 | 446 |
637 | 447 if (vv && v->get_handler(r, vv, v->data) == NGX_OK) { |
573 | 448 return vv; |
449 } | |
509 | 450 |
573 | 451 return NULL; |
452 } | |
509 | 453 } |
454 | |
455 vv = ngx_palloc(r->pool, sizeof(ngx_http_variable_value_t)); | |
456 if (vv == NULL) { | |
457 return NULL; | |
458 } | |
459 | |
573 | 460 if (ngx_strncmp(name->data, "http_", 5) == 0) { |
499 | 461 |
577 | 462 if (ngx_http_variable_unknown_header_in(r, vv, (uintptr_t) name) |
463 == NGX_OK) | |
464 { | |
465 return vv; | |
466 } | |
467 | |
468 return NULL; | |
469 } | |
470 | |
471 if (ngx_strncmp(name->data, "sent_http_", 10) == 0) { | |
472 | |
473 if (ngx_http_variable_unknown_header_out(r, vv, (uintptr_t) name) | |
474 == NGX_OK) | |
573 | 475 { |
476 return vv; | |
477 } | |
499 | 478 |
479 return NULL; | |
480 } | |
481 | |
1162 | 482 if (ngx_strncmp(name->data, "upstream_http_", 10) == 0) { |
483 | |
484 if (ngx_http_upstream_header_variable(r, vv, (uintptr_t) name) | |
485 == NGX_OK) | |
486 { | |
487 return vv; | |
488 } | |
489 | |
490 return NULL; | |
491 } | |
492 | |
2307 | 493 if (ngx_strncmp(name->data, "cookie_", 7) == 0) { |
494 | |
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495 if (ngx_http_variable_cookie(r, vv, (uintptr_t) name) == NGX_OK) { |
2307 | 496 return vv; |
497 } | |
498 | |
499 return NULL; | |
500 } | |
501 | |
2137 | 502 if (ngx_strncmp(name->data, "arg_", 4) == 0) { |
503 | |
504 if (ngx_http_variable_argument(r, vv, (uintptr_t) name) == NGX_OK) { | |
505 return vv; | |
506 } | |
507 | |
508 return NULL; | |
509 } | |
510 | |
635 | 511 vv->not_found = 1; |
573 | 512 |
635 | 513 if (nowarn == 0) { |
514 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, | |
515 "unknown \"%V\" variable", name); | |
516 } | |
499 | 517 |
501 | 518 return vv; |
499 | 519 } |
520 | |
521 | |
573 | 522 static ngx_int_t |
523 ngx_http_variable_request(ngx_http_request_t *r, ngx_http_variable_value_t *v, | |
524 uintptr_t data) | |
525 { | |
526 ngx_str_t *s; | |
527 | |
528 s = (ngx_str_t *) ((char *) r + data); | |
529 | |
530 if (s->data) { | |
531 v->len = s->len; | |
532 v->valid = 1; | |
1565 | 533 v->no_cacheable = 0; |
573 | 534 v->not_found = 0; |
535 v->data = s->data; | |
536 | |
537 } else { | |
538 v->not_found = 1; | |
539 } | |
540 | |
541 return NGX_OK; | |
542 } | |
543 | |
544 | |
637 | 545 static void |
1350 | 546 ngx_http_variable_request_set(ngx_http_request_t *r, |
547 ngx_http_variable_value_t *v, uintptr_t data) | |
548 { | |
549 ngx_str_t *s; | |
550 | |
551 s = (ngx_str_t *) ((char *) r + data); | |
552 | |
553 s->len = v->len; | |
554 s->data = v->data; | |
555 } | |
556 | |
557 | |
558 static void | |
637 | 559 ngx_http_variable_request_set_size(ngx_http_request_t *r, |
560 ngx_http_variable_value_t *v, uintptr_t data) | |
561 { | |
562 ssize_t s, *sp; | |
563 ngx_str_t val; | |
564 | |
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565 val.len = v->len; |
637 | 566 val.data = v->data; |
567 | |
568 s = ngx_parse_size(&val); | |
569 | |
570 if (s == NGX_ERROR) { | |
571 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, | |
572 "invalid size \"%V\"", &val); | |
573 return; | |
574 } | |
575 | |
576 sp = (ssize_t *) ((char *) r + data); | |
577 | |
578 *sp = s; | |
579 | |
580 return; | |
581 } | |
582 | |
583 | |
573 | 584 static ngx_int_t |
585 ngx_http_variable_header(ngx_http_request_t *r, ngx_http_variable_value_t *v, | |
586 uintptr_t data) | |
515 | 587 { |
573 | 588 ngx_table_elt_t *h; |
589 | |
590 h = *(ngx_table_elt_t **) ((char *) r + data); | |
591 | |
592 if (h) { | |
593 v->len = h->value.len; | |
594 v->valid = 1; | |
1565 | 595 v->no_cacheable = 0; |
573 | 596 v->not_found = 0; |
597 v->data = h->value.data; | |
598 | |
599 } else { | |
600 v->not_found = 1; | |
601 } | |
602 | |
603 return NGX_OK; | |
604 } | |
605 | |
606 | |
607 static ngx_int_t | |
608 ngx_http_variable_headers(ngx_http_request_t *r, ngx_http_variable_value_t *v, | |
609 uintptr_t data) | |
610 { | |
667 | 611 ssize_t len; |
573 | 612 u_char *p; |
667 | 613 ngx_uint_t i, n; |
573 | 614 ngx_array_t *a; |
615 ngx_table_elt_t **h; | |
515 | 616 |
617 a = (ngx_array_t *) ((char *) r + data); | |
618 | |
667 | 619 n = a->nelts; |
620 | |
621 if (n == 0) { | |
573 | 622 v->not_found = 1; |
623 return NGX_OK; | |
515 | 624 } |
625 | |
573 | 626 v->valid = 1; |
1565 | 627 v->no_cacheable = 0; |
573 | 628 v->not_found = 0; |
515 | 629 |
630 h = a->elts; | |
631 | |
667 | 632 if (n == 1) { |
573 | 633 v->len = (*h)->value.len; |
634 v->data = (*h)->value.data; | |
515 | 635 |
573 | 636 return NGX_OK; |
515 | 637 } |
638 | |
667 | 639 len = - (ssize_t) (sizeof("; ") - 1); |
573 | 640 |
667 | 641 for (i = 0; i < n; i++) { |
573 | 642 len += h[i]->value.len + sizeof("; ") - 1; |
515 | 643 } |
644 | |
2049 | 645 p = ngx_pnalloc(r->pool, len); |
573 | 646 if (p == NULL) { |
647 return NGX_ERROR; | |
648 } | |
649 | |
650 v->len = len; | |
651 v->data = p; | |
515 | 652 |
653 for (i = 0; /* void */ ; i++) { | |
573 | 654 p = ngx_copy(p, h[i]->value.data, h[i]->value.len); |
515 | 655 |
667 | 656 if (i == n - 1) { |
515 | 657 break; |
658 } | |
659 | |
660 *p++ = ';'; *p++ = ' '; | |
661 } | |
662 | |
573 | 663 return NGX_OK; |
515 | 664 } |
665 | |
666 | |
573 | 667 static ngx_int_t |
577 | 668 ngx_http_variable_unknown_header_in(ngx_http_request_t *r, |
669 ngx_http_variable_value_t *v, uintptr_t data) | |
670 { | |
671 return ngx_http_variable_unknown_header(v, (ngx_str_t *) data, | |
672 &r->headers_in.headers.part, | |
673 sizeof("http_") - 1); | |
674 } | |
675 | |
676 | |
677 static ngx_int_t | |
678 ngx_http_variable_unknown_header_out(ngx_http_request_t *r, | |
573 | 679 ngx_http_variable_value_t *v, uintptr_t data) |
499 | 680 { |
577 | 681 return ngx_http_variable_unknown_header(v, (ngx_str_t *) data, |
682 &r->headers_out.headers.part, | |
683 sizeof("sent_http_") - 1); | |
684 } | |
501 | 685 |
577 | 686 |
1162 | 687 ngx_int_t |
577 | 688 ngx_http_variable_unknown_header(ngx_http_variable_value_t *v, ngx_str_t *var, |
689 ngx_list_part_t *part, size_t prefix) | |
690 { | |
573 | 691 u_char ch; |
692 ngx_uint_t i, n; | |
693 ngx_table_elt_t *header; | |
499 | 694 |
695 header = part->elts; | |
696 | |
697 for (i = 0; /* void */ ; i++) { | |
698 | |
699 if (i >= part->nelts) { | |
700 if (part->next == NULL) { | |
701 break; | |
702 } | |
703 | |
704 part = part->next; | |
705 header = part->elts; | |
706 i = 0; | |
707 } | |
708 | |
577 | 709 for (n = 0; n + prefix < var->len && n < header[i].key.len; n++) { |
499 | 710 ch = header[i].key.data[n]; |
711 | |
509 | 712 if (ch >= 'A' && ch <= 'Z') { |
713 ch |= 0x20; | |
499 | 714 |
715 } else if (ch == '-') { | |
716 ch = '_'; | |
717 } | |
718 | |
577 | 719 if (var->data[n + prefix] != ch) { |
499 | 720 break; |
721 } | |
722 } | |
723 | |
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parents:
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diff
changeset
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724 if (n + prefix == var->len && n == header[i].key.len) { |
573 | 725 v->len = header[i].value.len; |
726 v->valid = 1; | |
1565 | 727 v->no_cacheable = 0; |
573 | 728 v->not_found = 0; |
729 v->data = header[i].value.data; | |
499 | 730 |
573 | 731 return NGX_OK; |
499 | 732 } |
733 } | |
734 | |
573 | 735 v->not_found = 1; |
736 | |
737 return NGX_OK; | |
509 | 738 } |
739 | |
740 | |
573 | 741 static ngx_int_t |
2307 | 742 ngx_http_variable_cookie(ngx_http_request_t *r, ngx_http_variable_value_t *v, |
743 uintptr_t data) | |
744 { | |
745 ngx_str_t *name = (ngx_str_t *) data; | |
746 | |
747 ngx_str_t cookie, s; | |
748 | |
749 s.len = name->len - (sizeof("cookie_") - 1); | |
750 s.data = name->data + sizeof("cookie_") - 1; | |
751 | |
752 if (ngx_http_parse_multi_header_lines(&r->headers_in.cookies, &s, &cookie) | |
753 == NGX_DECLINED) | |
754 { | |
755 v->not_found = 1; | |
756 return NGX_OK; | |
757 } | |
758 | |
759 v->len = cookie.len; | |
760 v->valid = 1; | |
761 v->no_cacheable = 0; | |
762 v->not_found = 0; | |
763 v->data = cookie.data; | |
764 | |
765 return NGX_OK; | |
766 } | |
767 | |
768 | |
769 static ngx_int_t | |
2137 | 770 ngx_http_variable_argument(ngx_http_request_t *r, ngx_http_variable_value_t *v, |
771 uintptr_t data) | |
772 { | |
773 ngx_str_t *name = (ngx_str_t *) data; | |
774 | |
2415 | 775 u_char *arg; |
776 size_t len; | |
777 ngx_str_t value; | |
2137 | 778 |
2415 | 779 len = name->len - (sizeof("arg_") - 1); |
780 arg = name->data + sizeof("arg_") - 1; | |
781 | |
782 if (ngx_http_arg(r, arg, len, &value) != NGX_OK) { | |
2137 | 783 v->not_found = 1; |
784 return NGX_OK; | |
785 } | |
786 | |
2415 | 787 v->data = value.data; |
788 v->len = value.len; | |
789 v->valid = 1; | |
790 v->no_cacheable = 0; | |
791 v->not_found = 0; | |
2137 | 792 |
793 return NGX_OK; | |
794 } | |
795 | |
796 | |
797 static ngx_int_t | |
573 | 798 ngx_http_variable_host(ngx_http_request_t *r, ngx_http_variable_value_t *v, |
799 uintptr_t data) | |
509 | 800 { |
1811 | 801 ngx_http_core_srv_conf_t *cscf; |
802 | |
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803 if (r->headers_in.server.len) { |
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804 v->len = r->headers_in.server.len; |
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805 v->data = r->headers_in.server.data; |
928
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Igor Sysoev <igor@sysoev.ru>
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806 |
a6fe6bedb9e3
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807 } else { |
2007
b9de93d804ea
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Igor Sysoev <igor@sysoev.ru>
parents:
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diff
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|
808 cscf = ngx_http_get_module_srv_conf(r, ngx_http_core_module); |
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809 |
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810 v->len = cscf->server_name.len; |
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811 v->data = cscf->server_name.data; |
509 | 812 } |
813 | |
573 | 814 v->valid = 1; |
1565 | 815 v->no_cacheable = 0; |
573 | 816 v->not_found = 0; |
509 | 817 |
573 | 818 return NGX_OK; |
499 | 819 } |
820 | |
821 | |
573 | 822 static ngx_int_t |
983
7a8ca436d611
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823 ngx_http_variable_binary_remote_addr(ngx_http_request_t *r, |
573 | 824 ngx_http_variable_value_t *v, uintptr_t data) |
499 | 825 { |
982 | 826 struct sockaddr_in *sin; |
827 | |
983
7a8ca436d611
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828 /* AF_INET only */ |
7a8ca436d611
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829 |
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830 sin = (struct sockaddr_in *) r->connection->sockaddr; |
982 | 831 |
983
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832 v->len = sizeof(in_addr_t); |
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833 v->valid = 1; |
1565 | 834 v->no_cacheable = 0; |
983
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835 v->not_found = 0; |
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836 v->data = (u_char *) &sin->sin_addr.s_addr; |
982 | 837 |
983
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838 return NGX_OK; |
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839 } |
982 | 840 |
841 | |
983
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842 static ngx_int_t |
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843 ngx_http_variable_remote_addr(ngx_http_request_t *r, |
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844 ngx_http_variable_value_t *v, uintptr_t data) |
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845 { |
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846 v->len = r->connection->addr_text.len; |
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847 v->valid = 1; |
1565 | 848 v->no_cacheable = 0; |
983
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849 v->not_found = 0; |
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850 v->data = r->connection->addr_text.data; |
499 | 851 |
573 | 852 return NGX_OK; |
499 | 853 } |
854 | |
855 | |
573 | 856 static ngx_int_t |
857 ngx_http_variable_remote_port(ngx_http_request_t *r, | |
858 ngx_http_variable_value_t *v, uintptr_t data) | |
499 | 859 { |
573 | 860 ngx_uint_t port; |
861 struct sockaddr_in *sin; | |
509 | 862 |
573 | 863 v->len = 0; |
864 v->valid = 1; | |
1565 | 865 v->no_cacheable = 0; |
573 | 866 v->not_found = 0; |
509 | 867 |
2049 | 868 v->data = ngx_pnalloc(r->pool, sizeof("65535") - 1); |
573 | 869 if (v->data == NULL) { |
870 return NGX_ERROR; | |
509 | 871 } |
872 | |
873 /* AF_INET only */ | |
577 | 874 |
509 | 875 if (r->connection->sockaddr->sa_family == AF_INET) { |
876 sin = (struct sockaddr_in *) r->connection->sockaddr; | |
577 | 877 |
509 | 878 port = ntohs(sin->sin_port); |
577 | 879 |
509 | 880 if (port > 0 && port < 65536) { |
573 | 881 v->len = ngx_sprintf(v->data, "%ui", port) - v->data; |
509 | 882 } |
883 } | |
884 | |
573 | 885 return NGX_OK; |
509 | 886 } |
887 | |
888 | |
573 | 889 static ngx_int_t |
890 ngx_http_variable_server_addr(ngx_http_request_t *r, | |
891 ngx_http_variable_value_t *v, uintptr_t data) | |
509 | 892 { |
1805 | 893 ngx_str_t s; |
499 | 894 |
2197
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changeset
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895 s.data = ngx_pnalloc(r->pool, NGX_INET_ADDRSTRLEN); |
1805 | 896 if (s.data == NULL) { |
573 | 897 return NGX_ERROR; |
509 | 898 } |
899 | |
1805 | 900 if (ngx_http_server_addr(r, &s) != NGX_OK) { |
901 return NGX_ERROR; | |
509 | 902 } |
903 | |
1805 | 904 v->len = s.len; |
573 | 905 v->valid = 1; |
1565 | 906 v->no_cacheable = 0; |
573 | 907 v->not_found = 0; |
1805 | 908 v->data = s.data; |
499 | 909 |
573 | 910 return NGX_OK; |
499 | 911 } |
912 | |
913 | |
573 | 914 static ngx_int_t |
915 ngx_http_variable_server_port(ngx_http_request_t *r, | |
916 ngx_http_variable_value_t *v, uintptr_t data) | |
509 | 917 { |
573 | 918 v->len = r->port_text->len - 1; |
919 v->valid = 1; | |
1565 | 920 v->no_cacheable = 0; |
573 | 921 v->not_found = 0; |
922 v->data = r->port_text->data + 1; | |
509 | 923 |
573 | 924 return NGX_OK; |
509 | 925 } |
926 | |
927 | |
573 | 928 static ngx_int_t |
731 | 929 ngx_http_variable_scheme(ngx_http_request_t *r, |
930 ngx_http_variable_value_t *v, uintptr_t data) | |
931 { | |
932 #if (NGX_HTTP_SSL) | |
933 | |
934 if (r->connection->ssl) { | |
935 v->len = sizeof("https") - 1; | |
936 v->valid = 1; | |
1565 | 937 v->no_cacheable = 0; |
731 | 938 v->not_found = 0; |
732 | 939 v->data = (u_char *) "https"; |
731 | 940 |
941 return NGX_OK; | |
942 } | |
943 | |
944 #endif | |
945 | |
946 v->len = sizeof("http") - 1; | |
947 v->valid = 1; | |
1565 | 948 v->no_cacheable = 0; |
731 | 949 v->not_found = 0; |
732 | 950 v->data = (u_char *) "http"; |
731 | 951 |
952 return NGX_OK; | |
953 } | |
954 | |
955 | |
956 static ngx_int_t | |
1351 | 957 ngx_http_variable_is_args(ngx_http_request_t *r, |
958 ngx_http_variable_value_t *v, uintptr_t data) | |
959 { | |
960 v->valid = 1; | |
1565 | 961 v->no_cacheable = 0; |
1351 | 962 v->not_found = 0; |
963 | |
964 if (r->args.len == 0) { | |
965 v->len = 0; | |
966 v->data = NULL; | |
967 return NGX_OK; | |
968 } | |
969 | |
970 v->len = 1; | |
971 v->data = (u_char *) "?"; | |
972 | |
973 return NGX_OK; | |
974 } | |
975 | |
976 | |
977 static ngx_int_t | |
573 | 978 ngx_http_variable_document_root(ngx_http_request_t *r, |
979 ngx_http_variable_value_t *v, uintptr_t data) | |
499 | 980 { |
671 | 981 ngx_str_t path; |
573 | 982 ngx_http_core_loc_conf_t *clcf; |
509 | 983 |
984 clcf = ngx_http_get_module_loc_conf(r, ngx_http_core_module); | |
985 | |
671 | 986 if (clcf->root_lengths == NULL) { |
987 v->len = clcf->root.len; | |
988 v->valid = 1; | |
1565 | 989 v->no_cacheable = 0; |
671 | 990 v->not_found = 0; |
991 v->data = clcf->root.data; | |
992 | |
993 } else { | |
994 if (ngx_http_script_run(r, &path, clcf->root_lengths->elts, 0, | |
995 clcf->root_values->elts) | |
996 == NULL) | |
997 { | |
998 return NGX_ERROR; | |
999 } | |
1000 | |
1352 | 1001 if (ngx_conf_full_name((ngx_cycle_t *) ngx_cycle, &path, 0) |
1002 == NGX_ERROR) | |
1003 { | |
671 | 1004 return NGX_ERROR; |
1005 } | |
1006 | |
1007 v->len = path.len; | |
1008 v->valid = 1; | |
1565 | 1009 v->no_cacheable = 0; |
671 | 1010 v->not_found = 0; |
1011 v->data = path.data; | |
1012 } | |
509 | 1013 |
573 | 1014 return NGX_OK; |
509 | 1015 } |
1016 | |
1017 | |
573 | 1018 static ngx_int_t |
2259 | 1019 ngx_http_variable_realpath_root(ngx_http_request_t *r, |
1020 ngx_http_variable_value_t *v, uintptr_t data) | |
1021 { | |
1022 size_t len; | |
1023 ngx_str_t path; | |
1024 ngx_http_core_loc_conf_t *clcf; | |
1025 u_char real[NGX_MAX_PATH]; | |
1026 | |
1027 clcf = ngx_http_get_module_loc_conf(r, ngx_http_core_module); | |
1028 | |
1029 if (clcf->root_lengths == NULL) { | |
1030 path = clcf->root; | |
1031 | |
1032 } else { | |
1033 if (ngx_http_script_run(r, &path, clcf->root_lengths->elts, 1, | |
1034 clcf->root_values->elts) | |
1035 == NULL) | |
1036 { | |
1037 return NGX_ERROR; | |
1038 } | |
1039 | |
1040 path.data[path.len - 1] = '\0'; | |
1041 | |
1042 if (ngx_conf_full_name((ngx_cycle_t *) ngx_cycle, &path, 0) | |
1043 == NGX_ERROR) | |
1044 { | |
1045 return NGX_ERROR; | |
1046 } | |
1047 } | |
1048 | |
1049 if (ngx_realpath(path.data, real) == NULL) { | |
1050 ngx_log_error(NGX_LOG_CRIT, r->connection->log, ngx_errno, | |
1051 ngx_realpath_n " \"%s\" failed", path.data); | |
1052 return NGX_ERROR; | |
1053 } | |
1054 | |
1055 len = ngx_strlen(real); | |
1056 | |
1057 v->data = ngx_pnalloc(r->pool, len); | |
1058 if (v->data == NULL) { | |
1059 return NGX_ERROR; | |
1060 } | |
1061 | |
1062 v->len = len; | |
1063 v->valid = 1; | |
1064 v->no_cacheable = 0; | |
1065 v->not_found = 0; | |
1066 | |
1067 ngx_memcpy(v->data, real, len); | |
1068 | |
1069 return NGX_OK; | |
1070 } | |
1071 | |
1072 | |
1073 static ngx_int_t | |
573 | 1074 ngx_http_variable_request_filename(ngx_http_request_t *r, |
1075 ngx_http_variable_value_t *v, uintptr_t data) | |
509 | 1076 { |
773 | 1077 size_t root; |
573 | 1078 ngx_str_t path; |
499 | 1079 |
773 | 1080 if (ngx_http_map_uri_to_path(r, &path, &root, 0) == NULL) { |
573 | 1081 return NGX_ERROR; |
557 | 1082 } |
509 | 1083 |
557 | 1084 /* ngx_http_map_uri_to_path() allocates memory for terminating '\0' */ |
509 | 1085 |
573 | 1086 v->len = path.len - 1; |
1087 v->valid = 1; | |
1565 | 1088 v->no_cacheable = 0; |
573 | 1089 v->not_found = 0; |
1090 v->data = path.data; | |
499 | 1091 |
573 | 1092 return NGX_OK; |
499 | 1093 } |
1094 | |
1095 | |
573 | 1096 static ngx_int_t |
1811 | 1097 ngx_http_variable_server_name(ngx_http_request_t *r, |
1098 ngx_http_variable_value_t *v, uintptr_t data) | |
1099 { | |
1100 ngx_http_core_srv_conf_t *cscf; | |
1101 | |
1102 cscf = ngx_http_get_module_srv_conf(r, ngx_http_core_module); | |
1103 | |
1104 v->len = cscf->server_name.len; | |
1105 v->valid = 1; | |
1106 v->no_cacheable = 0; | |
1107 v->not_found = 0; | |
1108 v->data = cscf->server_name.data; | |
1109 | |
1110 return NGX_OK; | |
1111 } | |
1112 | |
1113 | |
1114 static ngx_int_t | |
573 | 1115 ngx_http_variable_request_method(ngx_http_request_t *r, |
1116 ngx_http_variable_value_t *v, uintptr_t data) | |
561 | 1117 { |
647 | 1118 if (r->main->method_name.data) { |
1119 v->len = r->main->method_name.len; | |
573 | 1120 v->valid = 1; |
1565 | 1121 v->no_cacheable = 0; |
573 | 1122 v->not_found = 0; |
647 | 1123 v->data = r->main->method_name.data; |
573 | 1124 |
1125 } else { | |
1126 v->not_found = 1; | |
561 | 1127 } |
1128 | |
573 | 1129 return NGX_OK; |
561 | 1130 } |
1131 | |
1132 | |
573 | 1133 static ngx_int_t |
1134 ngx_http_variable_remote_user(ngx_http_request_t *r, | |
1135 ngx_http_variable_value_t *v, uintptr_t data) | |
539 | 1136 { |
573 | 1137 ngx_int_t rc; |
539 | 1138 |
1139 rc = ngx_http_auth_basic_user(r); | |
1140 | |
1141 if (rc == NGX_DECLINED) { | |
573 | 1142 v->not_found = 1; |
1143 return NGX_OK; | |
539 | 1144 } |
1145 | |
1146 if (rc == NGX_ERROR) { | |
573 | 1147 return NGX_ERROR; |
539 | 1148 } |
1149 | |
573 | 1150 v->len = r->headers_in.user.len; |
1151 v->valid = 1; | |
1565 | 1152 v->no_cacheable = 0; |
573 | 1153 v->not_found = 0; |
1154 v->data = r->headers_in.user.data; | |
571 | 1155 |
573 | 1156 return NGX_OK; |
571 | 1157 } |
1158 | |
1159 | |
611 | 1160 static ngx_int_t |
1161 ngx_http_variable_body_bytes_sent(ngx_http_request_t *r, | |
1162 ngx_http_variable_value_t *v, uintptr_t data) | |
1163 { | |
1164 off_t sent; | |
1165 u_char *p; | |
1166 | |
1167 sent = r->connection->sent - r->header_size; | |
1168 | |
1169 if (sent < 0) { | |
1170 sent = 0; | |
1171 } | |
1172 | |
2049 | 1173 p = ngx_pnalloc(r->pool, NGX_OFF_T_LEN); |
611 | 1174 if (p == NULL) { |
1175 return NGX_ERROR; | |
1176 } | |
1177 | |
1178 v->len = ngx_sprintf(p, "%O", sent) - p; | |
1179 v->valid = 1; | |
1565 | 1180 v->no_cacheable = 0; |
611 | 1181 v->not_found = 0; |
1182 v->data = p; | |
1183 | |
1184 return NGX_OK; | |
1185 } | |
1186 | |
1187 | |
629 | 1188 static ngx_int_t |
641 | 1189 ngx_http_variable_sent_content_type(ngx_http_request_t *r, |
1190 ngx_http_variable_value_t *v, uintptr_t data) | |
1191 { | |
1192 if (r->headers_out.content_type.len) { | |
1193 v->len = r->headers_out.content_type.len; | |
1194 v->valid = 1; | |
1565 | 1195 v->no_cacheable = 0; |
641 | 1196 v->not_found = 0; |
1197 v->data = r->headers_out.content_type.data; | |
1198 | |
1199 } else { | |
1200 v->not_found = 1; | |
1201 } | |
1202 | |
1203 return NGX_OK; | |
1204 } | |
1205 | |
1206 | |
1207 static ngx_int_t | |
1208 ngx_http_variable_sent_content_length(ngx_http_request_t *r, | |
1209 ngx_http_variable_value_t *v, uintptr_t data) | |
1210 { | |
1211 u_char *p; | |
1212 | |
1213 if (r->headers_out.content_length) { | |
1214 v->len = r->headers_out.content_length->value.len; | |
1215 v->valid = 1; | |
1565 | 1216 v->no_cacheable = 0; |
641 | 1217 v->not_found = 0; |
1218 v->data = r->headers_out.content_length->value.data; | |
1219 | |
1220 return NGX_OK; | |
1221 } | |
1222 | |
1223 if (r->headers_out.content_length_n >= 0) { | |
2049 | 1224 p = ngx_pnalloc(r->pool, NGX_OFF_T_LEN); |
641 | 1225 if (p == NULL) { |
1226 return NGX_ERROR; | |
1227 } | |
1228 | |
1229 v->len = ngx_sprintf(p, "%O", r->headers_out.content_length_n) - p; | |
1230 v->valid = 1; | |
1565 | 1231 v->no_cacheable = 0; |
641 | 1232 v->not_found = 0; |
1233 v->data = p; | |
1234 | |
1235 return NGX_OK; | |
1236 } | |
1237 | |
1238 v->not_found = 1; | |
1239 | |
1240 return NGX_OK; | |
1241 } | |
1242 | |
1243 | |
1244 static ngx_int_t | |
1245 ngx_http_variable_sent_last_modified(ngx_http_request_t *r, | |
1246 ngx_http_variable_value_t *v, uintptr_t data) | |
1247 { | |
1248 u_char *p; | |
1249 | |
1250 if (r->headers_out.last_modified) { | |
1251 v->len = r->headers_out.last_modified->value.len; | |
1252 v->valid = 1; | |
1565 | 1253 v->no_cacheable = 0; |
641 | 1254 v->not_found = 0; |
1255 v->data = r->headers_out.last_modified->value.data; | |
1256 | |
1257 return NGX_OK; | |
1258 } | |
1259 | |
1260 if (r->headers_out.last_modified_time >= 0) { | |
2049 | 1261 p = ngx_pnalloc(r->pool, |
641 | 1262 sizeof("Last-Modified: Mon, 28 Sep 1970 06:00:00 GMT") - 1); |
1263 if (p == NULL) { | |
1264 return NGX_ERROR; | |
1265 } | |
1266 | |
1267 v->len = ngx_http_time(p, r->headers_out.last_modified_time) - p; | |
1268 v->valid = 1; | |
1565 | 1269 v->no_cacheable = 0; |
641 | 1270 v->not_found = 0; |
1271 v->data = p; | |
1272 | |
1273 return NGX_OK; | |
1274 } | |
1275 | |
1276 v->not_found = 1; | |
1277 | |
1278 return NGX_OK; | |
1279 } | |
1280 | |
1281 | |
1282 static ngx_int_t | |
1283 ngx_http_variable_sent_connection(ngx_http_request_t *r, | |
1284 ngx_http_variable_value_t *v, uintptr_t data) | |
1285 { | |
1286 size_t len; | |
1287 char *p; | |
1288 | |
1289 if (r->keepalive) { | |
1290 len = sizeof("keep-alive") - 1; | |
1291 p = "keep-alive"; | |
1292 | |
1293 } else { | |
1294 len = sizeof("close") - 1; | |
1295 p = "close"; | |
1296 } | |
1297 | |
1298 v->len = len; | |
1299 v->valid = 1; | |
1565 | 1300 v->no_cacheable = 0; |
641 | 1301 v->not_found = 0; |
1302 v->data = (u_char *) p; | |
1303 | |
1304 return NGX_OK; | |
1305 } | |
1306 | |
1307 | |
1308 static ngx_int_t | |
1309 ngx_http_variable_sent_keep_alive(ngx_http_request_t *r, | |
1310 ngx_http_variable_value_t *v, uintptr_t data) | |
1311 { | |
1312 u_char *p; | |
1313 ngx_http_core_loc_conf_t *clcf; | |
1314 | |
1315 if (r->keepalive) { | |
1316 clcf = ngx_http_get_module_loc_conf(r, ngx_http_core_module); | |
1317 | |
1318 if (clcf->keepalive_header) { | |
1319 | |
2049 | 1320 p = ngx_pnalloc(r->pool, sizeof("timeout=") - 1 + NGX_TIME_T_LEN); |
641 | 1321 if (p == NULL) { |
1322 return NGX_ERROR; | |
1323 } | |
1324 | |
1325 v->len = ngx_sprintf(p, "timeout=%T", clcf->keepalive_header) - p; | |
1326 v->valid = 1; | |
1565 | 1327 v->no_cacheable = 0; |
641 | 1328 v->not_found = 0; |
1329 v->data = p; | |
1330 | |
1331 return NGX_OK; | |
1332 } | |
1333 } | |
1334 | |
1335 v->not_found = 1; | |
1336 | |
1337 return NGX_OK; | |
1338 } | |
1339 | |
1340 | |
1341 static ngx_int_t | |
1342 ngx_http_variable_sent_transfer_encoding(ngx_http_request_t *r, | |
1343 ngx_http_variable_value_t *v, uintptr_t data) | |
1344 { | |
1345 if (r->chunked) { | |
1346 v->len = sizeof("chunked") - 1; | |
1347 v->valid = 1; | |
1565 | 1348 v->no_cacheable = 0; |
641 | 1349 v->not_found = 0; |
1350 v->data = (u_char *) "chunked"; | |
1351 | |
1352 } else { | |
1353 v->not_found = 1; | |
1354 } | |
1355 | |
1356 return NGX_OK; | |
1357 } | |
1358 | |
1359 | |
1360 static ngx_int_t | |
629 | 1361 ngx_http_variable_request_completion(ngx_http_request_t *r, |
1362 ngx_http_variable_value_t *v, uintptr_t data) | |
1363 { | |
1364 if (r->request_complete) { | |
1365 v->len = 2; | |
1366 v->valid = 1; | |
1565 | 1367 v->no_cacheable = 0; |
629 | 1368 v->not_found = 0; |
1369 v->data = (u_char *) "OK"; | |
1370 | |
1371 return NGX_OK; | |
1372 } | |
1373 | |
1374 v->len = 0; | |
1375 v->valid = 1; | |
1565 | 1376 v->no_cacheable = 0; |
629 | 1377 v->not_found = 0; |
1378 v->data = (u_char *) ""; | |
1379 | |
1380 return NGX_OK; | |
1381 } | |
1382 | |
1383 | |
759 | 1384 static ngx_int_t |
1385 ngx_http_variable_request_body_file(ngx_http_request_t *r, | |
1386 ngx_http_variable_value_t *v, uintptr_t data) | |
1387 { | |
1388 if (r->request_body == NULL || r->request_body->temp_file == NULL) { | |
763
0b0f3d4854c0
variable should not be found if no request body file
Igor Sysoev <igor@sysoev.ru>
parents:
759
diff
changeset
|
1389 v->not_found = 1; |
759 | 1390 |
1391 return NGX_OK; | |
1392 } | |
1393 | |
1394 v->len = r->request_body->temp_file->file.name.len; | |
1395 v->valid = 1; | |
1565 | 1396 v->no_cacheable = 0; |
759 | 1397 v->not_found = 0; |
1398 v->data = r->request_body->temp_file->file.name.data; | |
1399 | |
1400 return NGX_OK; | |
1401 } | |
1402 | |
1403 | |
1329 | 1404 static ngx_int_t |
1405 ngx_http_variable_nginx_version(ngx_http_request_t *r, | |
1406 ngx_http_variable_value_t *v, uintptr_t data) | |
1407 { | |
1408 v->len = sizeof(NGINX_VERSION) - 1; | |
1409 v->valid = 1; | |
1565 | 1410 v->no_cacheable = 0; |
1329 | 1411 v->not_found = 0; |
1412 v->data = (u_char *) NGINX_VERSION; | |
1413 | |
1414 return NGX_OK; | |
1415 } | |
1416 | |
1417 | |
2011 | 1418 static ngx_int_t |
1419 ngx_http_variable_hostname(ngx_http_request_t *r, | |
1420 ngx_http_variable_value_t *v, uintptr_t data) | |
1421 { | |
1422 v->len = ngx_cycle->hostname.len; | |
1423 v->valid = 1; | |
1424 v->no_cacheable = 0; | |
1425 v->not_found = 0; | |
1426 v->data = ngx_cycle->hostname.data; | |
1427 | |
1428 return NGX_OK; | |
1429 } | |
1430 | |
1431 | |
2249 | 1432 static ngx_int_t |
1433 ngx_http_variable_pid(ngx_http_request_t *r, | |
1434 ngx_http_variable_value_t *v, uintptr_t data) | |
1435 { | |
1436 u_char *p; | |
1437 | |
1438 p = ngx_pnalloc(r->pool, NGX_INT64_LEN); | |
1439 if (p == NULL) { | |
1440 return NGX_ERROR; | |
1441 } | |
1442 | |
1443 v->len = ngx_sprintf(p, "%P", ngx_pid) - p; | |
1444 v->valid = 1; | |
1445 v->no_cacheable = 0; | |
1446 v->not_found = 0; | |
1447 v->data = p; | |
1448 | |
1449 return NGX_OK; | |
1450 } | |
1451 | |
1452 | |
499 | 1453 ngx_int_t |
509 | 1454 ngx_http_variables_add_core_vars(ngx_conf_t *cf) |
499 | 1455 { |
611 | 1456 ngx_int_t rc; |
1457 ngx_http_variable_t *v; | |
501 | 1458 ngx_http_core_main_conf_t *cmcf; |
499 | 1459 |
509 | 1460 cmcf = ngx_http_conf_get_module_main_conf(cf, ngx_http_core_module); |
1461 | |
611 | 1462 cmcf->variables_keys = ngx_pcalloc(cf->temp_pool, |
1463 sizeof(ngx_hash_keys_arrays_t)); | |
1464 if (cmcf->variables_keys == NULL) { | |
1465 return NGX_ERROR; | |
1466 } | |
1467 | |
1468 cmcf->variables_keys->pool = cf->pool; | |
1469 cmcf->variables_keys->temp_pool = cf->pool; | |
1470 | |
1471 if (ngx_hash_keys_array_init(cmcf->variables_keys, NGX_HASH_SMALL) | |
1472 != NGX_OK) | |
509 | 1473 { |
499 | 1474 return NGX_ERROR; |
1475 } | |
1476 | |
611 | 1477 for (v = ngx_http_core_variables; v->name.len; v++) { |
1478 rc = ngx_hash_add_key(cmcf->variables_keys, &v->name, v, | |
1479 NGX_HASH_READONLY_KEY); | |
1480 | |
1481 if (rc == NGX_OK) { | |
1482 continue; | |
499 | 1483 } |
1484 | |
611 | 1485 if (rc == NGX_BUSY) { |
1486 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, | |
1487 "conflicting variable name \"%V\"", &v->name); | |
1488 } | |
1489 | |
1490 return NGX_ERROR; | |
499 | 1491 } |
1492 | |
1493 return NGX_OK; | |
1494 } | |
509 | 1495 |
1496 | |
1497 ngx_int_t | |
1498 ngx_http_variables_init_vars(ngx_conf_t *cf) | |
1499 { | |
1500 ngx_uint_t i, n; | |
611 | 1501 ngx_hash_key_t *key; |
1502 ngx_hash_init_t hash; | |
509 | 1503 ngx_http_variable_t *v, *av; |
1504 ngx_http_core_main_conf_t *cmcf; | |
1505 | |
1506 /* set the handlers for the indexed http variables */ | |
1507 | |
1508 cmcf = ngx_http_conf_get_module_main_conf(cf, ngx_http_core_module); | |
1509 | |
1510 v = cmcf->variables.elts; | |
611 | 1511 key = cmcf->variables_keys->keys.elts; |
509 | 1512 |
1513 for (i = 0; i < cmcf->variables.nelts; i++) { | |
1514 | |
611 | 1515 for (n = 0; n < cmcf->variables_keys->keys.nelts; n++) { |
509 | 1516 |
1191
0eb2dc4fdea8
fix segfault introduced in r1190
Igor Sysoev <igor@sysoev.ru>
parents:
1173
diff
changeset
|
1517 av = key[n].value; |
0eb2dc4fdea8
fix segfault introduced in r1190
Igor Sysoev <igor@sysoev.ru>
parents:
1173
diff
changeset
|
1518 |
0eb2dc4fdea8
fix segfault introduced in r1190
Igor Sysoev <igor@sysoev.ru>
parents:
1173
diff
changeset
|
1519 if (av->get_handler |
0eb2dc4fdea8
fix segfault introduced in r1190
Igor Sysoev <igor@sysoev.ru>
parents:
1173
diff
changeset
|
1520 && v[i].name.len == key[n].key.len |
611 | 1521 && ngx_strncmp(v[i].name.data, key[n].key.data, v[i].name.len) |
509 | 1522 == 0) |
1523 { | |
637 | 1524 v[i].get_handler = av->get_handler; |
611 | 1525 v[i].data = av->data; |
527 | 1526 |
611 | 1527 av->flags |= NGX_HTTP_VAR_INDEXED; |
1528 v[i].flags = av->flags; | |
509 | 1529 |
611 | 1530 av->index = i; |
533 | 1531 |
509 | 1532 goto next; |
1533 } | |
1534 } | |
1535 | |
1536 if (ngx_strncmp(v[i].name.data, "http_", 5) == 0) { | |
637 | 1537 v[i].get_handler = ngx_http_variable_unknown_header_in; |
577 | 1538 v[i].data = (uintptr_t) &v[i].name; |
1539 | |
1540 continue; | |
1541 } | |
1542 | |
1543 if (ngx_strncmp(v[i].name.data, "sent_http_", 10) == 0) { | |
637 | 1544 v[i].get_handler = ngx_http_variable_unknown_header_out; |
509 | 1545 v[i].data = (uintptr_t) &v[i].name; |
1546 | |
1547 continue; | |
1548 } | |
1549 | |
1162 | 1550 if (ngx_strncmp(v[i].name.data, "upstream_http_", 14) == 0) { |
1551 v[i].get_handler = ngx_http_upstream_header_variable; | |
1552 v[i].data = (uintptr_t) &v[i].name; | |
1565 | 1553 v[i].flags = NGX_HTTP_VAR_NOCACHEABLE; |
1162 | 1554 |
1555 continue; | |
1556 } | |
1557 | |
2307 | 1558 if (ngx_strncmp(v[i].name.data, "cookie_", 7) == 0) { |
1559 v[i].get_handler = ngx_http_variable_cookie; | |
1560 v[i].data = (uintptr_t) &v[i].name; | |
1561 | |
1562 continue; | |
1563 } | |
1564 | |
2137 | 1565 if (ngx_strncmp(v[i].name.data, "arg_", 4) == 0) { |
1566 v[i].get_handler = ngx_http_variable_argument; | |
1567 v[i].data = (uintptr_t) &v[i].name; | |
1568 | |
1569 continue; | |
1570 } | |
1571 | |
509 | 1572 ngx_log_error(NGX_LOG_EMERG, cf->log, 0, |
1573 "unknown \"%V\" variable", &v[i].name); | |
1574 | |
1575 return NGX_ERROR; | |
1576 | |
1577 next: | |
1578 continue; | |
1579 } | |
1580 | |
1581 | |
611 | 1582 for (n = 0; n < cmcf->variables_keys->keys.nelts; n++) { |
1583 av = key[n].value; | |
1584 | |
1585 if (av->flags & NGX_HTTP_VAR_NOHASH) { | |
1586 key[n].key.data = NULL; | |
583 | 1587 } |
1588 } | |
1589 | |
1590 | |
611 | 1591 hash.hash = &cmcf->variables_hash; |
1592 hash.key = ngx_hash_key; | |
1593 hash.max_size = cmcf->variables_hash_max_size; | |
1594 hash.bucket_size = cmcf->variables_hash_bucket_size; | |
1595 hash.name = "variables_hash"; | |
1596 hash.pool = cf->pool; | |
1597 hash.temp_pool = NULL; | |
509 | 1598 |
611 | 1599 if (ngx_hash_init(&hash, cmcf->variables_keys->keys.elts, |
1600 cmcf->variables_keys->keys.nelts) | |
581 | 1601 != NGX_OK) |
509 | 1602 { |
1603 return NGX_ERROR; | |
1604 } | |
1605 | |
611 | 1606 cmcf->variables_keys = NULL; |
509 | 1607 |
1608 return NGX_OK; | |
1609 } | |
2333
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diff
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|
1610 |
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diff
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|
1611 |
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Igor Sysoev <igor@sysoev.ru>
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diff
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|
1612 void |
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Igor Sysoev <igor@sysoev.ru>
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diff
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|
1613 ngx_http_variable_value_rbtree_insert(ngx_rbtree_node_t *temp, |
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diff
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|
1614 ngx_rbtree_node_t *node, ngx_rbtree_node_t *sentinel) |
f267d23868fc
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Igor Sysoev <igor@sysoev.ru>
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diff
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|
1615 { |
f267d23868fc
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Igor Sysoev <igor@sysoev.ru>
parents:
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diff
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|
1616 ngx_rbtree_node_t **p; |
f267d23868fc
variable value rbtree support
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diff
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|
1617 ngx_http_variable_value_node_t *vvn, *vvt; |
f267d23868fc
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diff
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|
1618 |
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Igor Sysoev <igor@sysoev.ru>
parents:
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diff
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|
1619 for ( ;; ) { |
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Igor Sysoev <igor@sysoev.ru>
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diff
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|
1620 |
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Igor Sysoev <igor@sysoev.ru>
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diff
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|
1621 vvn = (ngx_http_variable_value_node_t *) node; |
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Igor Sysoev <igor@sysoev.ru>
parents:
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diff
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|
1622 vvt = (ngx_http_variable_value_node_t *) temp; |
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Igor Sysoev <igor@sysoev.ru>
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diff
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|
1623 |
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Igor Sysoev <igor@sysoev.ru>
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diff
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|
1624 if (node->key != temp->key) { |
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diff
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|
1625 |
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diff
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|
1626 p = (node->key < temp->key) ? &temp->left : &temp->right; |
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diff
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|
1627 |
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diff
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|
1628 } else if (vvn->len != vvt->len) { |
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Igor Sysoev <igor@sysoev.ru>
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diff
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|
1629 |
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Igor Sysoev <igor@sysoev.ru>
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diff
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|
1630 p = (vvn->len < vvt->len) ? &temp->left : &temp->right; |
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|
1631 |
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|
1632 } else { |
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Igor Sysoev <igor@sysoev.ru>
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diff
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|
1633 p = (ngx_memcmp(vvn->value->data, vvt->value->data, vvn->len) < 0) |
f267d23868fc
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Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
1634 ? &temp->left : &temp->right; |
f267d23868fc
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Igor Sysoev <igor@sysoev.ru>
parents:
2307
diff
changeset
|
1635 } |
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parents:
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diff
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|
1636 |
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parents:
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diff
changeset
|
1637 if (*p == sentinel) { |
f267d23868fc
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Igor Sysoev <igor@sysoev.ru>
parents:
2307
diff
changeset
|
1638 break; |
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Igor Sysoev <igor@sysoev.ru>
parents:
2307
diff
changeset
|
1639 } |
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Igor Sysoev <igor@sysoev.ru>
parents:
2307
diff
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|
1640 |
f267d23868fc
variable value rbtree support
Igor Sysoev <igor@sysoev.ru>
parents:
2307
diff
changeset
|
1641 temp = *p; |
f267d23868fc
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Igor Sysoev <igor@sysoev.ru>
parents:
2307
diff
changeset
|
1642 } |
f267d23868fc
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Igor Sysoev <igor@sysoev.ru>
parents:
2307
diff
changeset
|
1643 |
f267d23868fc
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Igor Sysoev <igor@sysoev.ru>
parents:
2307
diff
changeset
|
1644 *p = node; |
f267d23868fc
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Igor Sysoev <igor@sysoev.ru>
parents:
2307
diff
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|
1645 node->parent = temp; |
f267d23868fc
variable value rbtree support
Igor Sysoev <igor@sysoev.ru>
parents:
2307
diff
changeset
|
1646 node->left = sentinel; |
f267d23868fc
variable value rbtree support
Igor Sysoev <igor@sysoev.ru>
parents:
2307
diff
changeset
|
1647 node->right = sentinel; |
f267d23868fc
variable value rbtree support
Igor Sysoev <igor@sysoev.ru>
parents:
2307
diff
changeset
|
1648 ngx_rbt_red(node); |
f267d23868fc
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Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1649 } |
f267d23868fc
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parents:
2307
diff
changeset
|
1650 |
f267d23868fc
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parents:
2307
diff
changeset
|
1651 |
f267d23868fc
variable value rbtree support
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1652 ngx_http_variable_value_t * |
f267d23868fc
variable value rbtree support
Igor Sysoev <igor@sysoev.ru>
parents:
2307
diff
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|
1653 ngx_http_variable_value_lookup(ngx_rbtree_t *rbtree, ngx_str_t *val, |
f267d23868fc
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Igor Sysoev <igor@sysoev.ru>
parents:
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diff
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|
1654 uint32_t hash) |
f267d23868fc
variable value rbtree support
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
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|
1655 { |
f267d23868fc
variable value rbtree support
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
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|
1656 ngx_int_t rc; |
f267d23868fc
variable value rbtree support
Igor Sysoev <igor@sysoev.ru>
parents:
2307
diff
changeset
|
1657 ngx_rbtree_node_t *node, *sentinel; |
f267d23868fc
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Igor Sysoev <igor@sysoev.ru>
parents:
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diff
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|
1658 ngx_http_variable_value_node_t *vvn; |
f267d23868fc
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parents:
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diff
changeset
|
1659 |
f267d23868fc
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Igor Sysoev <igor@sysoev.ru>
parents:
2307
diff
changeset
|
1660 node = rbtree->root; |
f267d23868fc
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parents:
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diff
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|
1661 sentinel = rbtree->sentinel; |
f267d23868fc
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parents:
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diff
changeset
|
1662 |
f267d23868fc
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Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1663 while (node != sentinel) { |
f267d23868fc
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Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1664 |
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variable value rbtree support
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parents:
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diff
changeset
|
1665 vvn = (ngx_http_variable_value_node_t *) node; |
f267d23868fc
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Igor Sysoev <igor@sysoev.ru>
parents:
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diff
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|
1666 |
f267d23868fc
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parents:
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diff
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|
1667 if (hash != node->key) { |
f267d23868fc
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parents:
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diff
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|
1668 node = (hash < node->key) ? node->left : node->right; |
f267d23868fc
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Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1669 continue; |
f267d23868fc
variable value rbtree support
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1670 } |
f267d23868fc
variable value rbtree support
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1671 |
f267d23868fc
variable value rbtree support
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1672 if (val->len != vvn->len) { |
f267d23868fc
variable value rbtree support
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
1673 node = (val->len < vvn->len) ? node->left : node->right; |
f267d23868fc
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Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1674 continue; |
f267d23868fc
variable value rbtree support
Igor Sysoev <igor@sysoev.ru>
parents:
2307
diff
changeset
|
1675 } |
f267d23868fc
variable value rbtree support
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1676 |
f267d23868fc
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Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1677 rc = ngx_memcmp(val->data, vvn->value->data, val->len); |
f267d23868fc
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Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1678 |
f267d23868fc
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Igor Sysoev <igor@sysoev.ru>
parents:
2307
diff
changeset
|
1679 if (rc < 0) { |
f267d23868fc
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Igor Sysoev <igor@sysoev.ru>
parents:
2307
diff
changeset
|
1680 node = node->left; |
f267d23868fc
variable value rbtree support
Igor Sysoev <igor@sysoev.ru>
parents:
2307
diff
changeset
|
1681 continue; |
f267d23868fc
variable value rbtree support
Igor Sysoev <igor@sysoev.ru>
parents:
2307
diff
changeset
|
1682 } |
f267d23868fc
variable value rbtree support
Igor Sysoev <igor@sysoev.ru>
parents:
2307
diff
changeset
|
1683 |
f267d23868fc
variable value rbtree support
Igor Sysoev <igor@sysoev.ru>
parents:
2307
diff
changeset
|
1684 if (rc > 0) { |
f267d23868fc
variable value rbtree support
Igor Sysoev <igor@sysoev.ru>
parents:
2307
diff
changeset
|
1685 node = node->right; |
f267d23868fc
variable value rbtree support
Igor Sysoev <igor@sysoev.ru>
parents:
2307
diff
changeset
|
1686 continue; |
f267d23868fc
variable value rbtree support
Igor Sysoev <igor@sysoev.ru>
parents:
2307
diff
changeset
|
1687 } |
f267d23868fc
variable value rbtree support
Igor Sysoev <igor@sysoev.ru>
parents:
2307
diff
changeset
|
1688 |
f267d23868fc
variable value rbtree support
Igor Sysoev <igor@sysoev.ru>
parents:
2307
diff
changeset
|
1689 return vvn->value; |
f267d23868fc
variable value rbtree support
Igor Sysoev <igor@sysoev.ru>
parents:
2307
diff
changeset
|
1690 } |
f267d23868fc
variable value rbtree support
Igor Sysoev <igor@sysoev.ru>
parents:
2307
diff
changeset
|
1691 |
f267d23868fc
variable value rbtree support
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1692 return NULL; |
f267d23868fc
variable value rbtree support
Igor Sysoev <igor@sysoev.ru>
parents:
2307
diff
changeset
|
1693 } |