Mercurial > hg > nginx
annotate src/http/ngx_http_variables.c @ 2307:4b98aa04ee24
$cookie_... variable
| author | Igor Sysoev <igor@sysoev.ru> |
|---|---|
| date | Wed, 12 Nov 2008 11:12:02 +0000 |
| parents | 0864138899f1 |
| children | f267d23868fc |
| 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); | |
| 2137 | 28 static ngx_int_t ngx_http_variable_argument(ngx_http_request_t *r, |
| 29 ngx_http_variable_value_t *v, uintptr_t data); | |
| 577 | 30 |
| 573 | 31 static ngx_int_t ngx_http_variable_host(ngx_http_request_t *r, |
| 32 ngx_http_variable_value_t *v, uintptr_t data); | |
|
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ngx_http_variable_binary_remote_addr()
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
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33 static ngx_int_t ngx_http_variable_binary_remote_addr(ngx_http_request_t *r, |
|
7a8ca436d611
ngx_http_variable_binary_remote_addr()
Igor Sysoev <igor@sysoev.ru>
parents:
982
diff
changeset
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34 ngx_http_variable_value_t *v, uintptr_t data); |
| 573 | 35 static ngx_int_t ngx_http_variable_remote_addr(ngx_http_request_t *r, |
| 36 ngx_http_variable_value_t *v, uintptr_t data); | |
| 37 static ngx_int_t ngx_http_variable_remote_port(ngx_http_request_t *r, | |
| 38 ngx_http_variable_value_t *v, uintptr_t data); | |
| 39 static ngx_int_t ngx_http_variable_server_addr(ngx_http_request_t *r, | |
| 40 ngx_http_variable_value_t *v, uintptr_t data); | |
| 41 static ngx_int_t ngx_http_variable_server_port(ngx_http_request_t *r, | |
| 42 ngx_http_variable_value_t *v, uintptr_t data); | |
| 731 | 43 static ngx_int_t ngx_http_variable_scheme(ngx_http_request_t *r, |
| 44 ngx_http_variable_value_t *v, uintptr_t data); | |
| 1351 | 45 static ngx_int_t ngx_http_variable_is_args(ngx_http_request_t *r, |
| 46 ngx_http_variable_value_t *v, uintptr_t data); | |
| 573 | 47 static ngx_int_t ngx_http_variable_document_root(ngx_http_request_t *r, |
| 48 ngx_http_variable_value_t *v, uintptr_t data); | |
| 2259 | 49 static ngx_int_t ngx_http_variable_realpath_root(ngx_http_request_t *r, |
| 50 ngx_http_variable_value_t *v, uintptr_t data); | |
| 573 | 51 static ngx_int_t ngx_http_variable_request_filename(ngx_http_request_t *r, |
| 52 ngx_http_variable_value_t *v, uintptr_t data); | |
| 1811 | 53 static ngx_int_t ngx_http_variable_server_name(ngx_http_request_t *r, |
| 54 ngx_http_variable_value_t *v, uintptr_t data); | |
| 573 | 55 static ngx_int_t ngx_http_variable_request_method(ngx_http_request_t *r, |
| 56 ngx_http_variable_value_t *v, uintptr_t data); | |
| 57 static ngx_int_t ngx_http_variable_remote_user(ngx_http_request_t *r, | |
| 58 ngx_http_variable_value_t *v, uintptr_t data); | |
| 611 | 59 static ngx_int_t ngx_http_variable_body_bytes_sent(ngx_http_request_t *r, |
| 60 ngx_http_variable_value_t *v, uintptr_t data); | |
| 629 | 61 static ngx_int_t ngx_http_variable_request_completion(ngx_http_request_t *r, |
| 62 ngx_http_variable_value_t *v, uintptr_t data); | |
| 759 | 63 static ngx_int_t ngx_http_variable_request_body_file(ngx_http_request_t *r, |
| 64 ngx_http_variable_value_t *v, uintptr_t data); | |
| 499 | 65 |
| 641 | 66 static ngx_int_t ngx_http_variable_sent_content_type(ngx_http_request_t *r, |
| 67 ngx_http_variable_value_t *v, uintptr_t data); | |
| 68 static ngx_int_t ngx_http_variable_sent_content_length(ngx_http_request_t *r, | |
| 69 ngx_http_variable_value_t *v, uintptr_t data); | |
| 70 static ngx_int_t ngx_http_variable_sent_last_modified(ngx_http_request_t *r, | |
| 71 ngx_http_variable_value_t *v, uintptr_t data); | |
| 72 static ngx_int_t ngx_http_variable_sent_connection(ngx_http_request_t *r, | |
| 73 ngx_http_variable_value_t *v, uintptr_t data); | |
| 74 static ngx_int_t ngx_http_variable_sent_keep_alive(ngx_http_request_t *r, | |
| 75 ngx_http_variable_value_t *v, uintptr_t data); | |
| 76 static ngx_int_t ngx_http_variable_sent_transfer_encoding(ngx_http_request_t *r, | |
| 77 ngx_http_variable_value_t *v, uintptr_t data); | |
| 78 | |
| 1329 | 79 static ngx_int_t ngx_http_variable_nginx_version(ngx_http_request_t *r, |
| 80 ngx_http_variable_value_t *v, uintptr_t data); | |
| 2011 | 81 static ngx_int_t ngx_http_variable_hostname(ngx_http_request_t *r, |
| 82 ngx_http_variable_value_t *v, uintptr_t data); | |
| 2249 | 83 static ngx_int_t ngx_http_variable_pid(ngx_http_request_t *r, |
| 84 ngx_http_variable_value_t *v, uintptr_t data); | |
| 499 | 85 |
| 509 | 86 /* |
| 87 * TODO: | |
| 88 * Apache CGI: AUTH_TYPE, PATH_INFO (null), PATH_TRANSLATED | |
| 89 * REMOTE_HOST (null), REMOTE_IDENT (null), | |
| 90 * SERVER_SOFTWARE | |
| 91 * | |
| 571 | 92 * Apache SSI: DOCUMENT_NAME, LAST_MODIFIED, USER_NAME (file owner) |
| 509 | 93 */ |
| 499 | 94 |
| 641 | 95 /* |
| 96 * the $http_host, $http_user_agent, $http_referer, $http_via, | |
| 97 * and $http_x_forwarded_for variables may be handled by generic | |
| 98 * ngx_http_variable_unknown_header_in(), but for perfomance reasons | |
| 99 * they are handled using dedicated entries | |
| 100 */ | |
| 101 | |
| 509 | 102 static ngx_http_variable_t ngx_http_core_variables[] = { |
| 103 | |
| 637 | 104 { ngx_string("http_host"), NULL, ngx_http_variable_header, |
| 533 | 105 offsetof(ngx_http_request_t, headers_in.host), 0, 0 }, |
| 499 | 106 |
| 637 | 107 { ngx_string("http_user_agent"), NULL, ngx_http_variable_header, |
| 533 | 108 offsetof(ngx_http_request_t, headers_in.user_agent), 0, 0 }, |
| 509 | 109 |
| 637 | 110 { ngx_string("http_referer"), NULL, ngx_http_variable_header, |
| 533 | 111 offsetof(ngx_http_request_t, headers_in.referer), 0, 0 }, |
| 499 | 112 |
| 113 #if (NGX_HTTP_GZIP) | |
| 637 | 114 { ngx_string("http_via"), NULL, ngx_http_variable_header, |
| 533 | 115 offsetof(ngx_http_request_t, headers_in.via), 0, 0 }, |
| 499 | 116 #endif |
| 117 | |
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optimize $http_x_forwarded_for
Igor Sysoev <igor@sysoev.ru>
parents:
983
diff
changeset
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118 #if (NGX_HTTP_PROXY || NGX_HTTP_REALIP) |
| 637 | 119 { ngx_string("http_x_forwarded_for"), NULL, ngx_http_variable_header, |
| 533 | 120 offsetof(ngx_http_request_t, headers_in.x_forwarded_for), 0, 0 }, |
| 499 | 121 #endif |
| 122 | |
| 637 | 123 { ngx_string("http_cookie"), NULL, ngx_http_variable_headers, |
| 533 | 124 offsetof(ngx_http_request_t, headers_in.cookies), 0, 0 }, |
| 515 | 125 |
| 637 | 126 { ngx_string("content_length"), NULL, ngx_http_variable_header, |
| 533 | 127 offsetof(ngx_http_request_t, headers_in.content_length), 0, 0 }, |
| 509 | 128 |
| 637 | 129 { ngx_string("content_type"), NULL, ngx_http_variable_header, |
| 533 | 130 offsetof(ngx_http_request_t, headers_in.content_type), 0, 0 }, |
| 509 | 131 |
| 637 | 132 { ngx_string("host"), NULL, ngx_http_variable_host, 0, 0, 0 }, |
| 509 | 133 |
| 982 | 134 { ngx_string("binary_remote_addr"), NULL, |
|
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ngx_http_variable_binary_remote_addr()
Igor Sysoev <igor@sysoev.ru>
parents:
982
diff
changeset
|
135 ngx_http_variable_binary_remote_addr, 0, 0, 0 }, |
| 982 | 136 |
| 637 | 137 { ngx_string("remote_addr"), NULL, ngx_http_variable_remote_addr, 0, 0, 0 }, |
| 499 | 138 |
| 637 | 139 { ngx_string("remote_port"), NULL, ngx_http_variable_remote_port, 0, 0, 0 }, |
| 509 | 140 |
| 637 | 141 { ngx_string("server_addr"), NULL, ngx_http_variable_server_addr, 0, 0, 0 }, |
| 509 | 142 |
| 637 | 143 { ngx_string("server_port"), NULL, ngx_http_variable_server_port, 0, 0, 0 }, |
| 509 | 144 |
| 637 | 145 { ngx_string("server_protocol"), NULL, ngx_http_variable_request, |
| 533 | 146 offsetof(ngx_http_request_t, http_protocol), 0, 0 }, |
| 509 | 147 |
| 731 | 148 { ngx_string("scheme"), NULL, ngx_http_variable_scheme, 0, 0, 0 }, |
| 149 | |
| 637 | 150 { ngx_string("request_uri"), NULL, ngx_http_variable_request, |
| 533 | 151 offsetof(ngx_http_request_t, unparsed_uri), 0, 0 }, |
| 499 | 152 |
| 637 | 153 { ngx_string("uri"), NULL, ngx_http_variable_request, |
| 154 offsetof(ngx_http_request_t, uri), | |
| 1565 | 155 NGX_HTTP_VAR_NOCACHEABLE, 0 }, |
| 637 | 156 |
| 157 { ngx_string("document_uri"), NULL, ngx_http_variable_request, | |
| 573 | 158 offsetof(ngx_http_request_t, uri), |
| 1565 | 159 NGX_HTTP_VAR_NOCACHEABLE, 0 }, |
| 573 | 160 |
| 637 | 161 { ngx_string("request"), NULL, ngx_http_variable_request, |
| 569 | 162 offsetof(ngx_http_request_t, request_line), 0, 0 }, |
| 163 | |
| 637 | 164 { ngx_string("document_root"), NULL, |
| 1565 | 165 ngx_http_variable_document_root, 0, NGX_HTTP_VAR_NOCACHEABLE, 0 }, |
| 509 | 166 |
| 2259 | 167 { ngx_string("realpath_root"), NULL, |
| 168 ngx_http_variable_realpath_root, 0, NGX_HTTP_VAR_NOCACHEABLE, 0 }, | |
| 169 | |
| 637 | 170 { ngx_string("query_string"), NULL, ngx_http_variable_request, |
| 509 | 171 offsetof(ngx_http_request_t, args), |
| 1565 | 172 NGX_HTTP_VAR_NOCACHEABLE, 0 }, |
| 499 | 173 |
| 1350 | 174 { ngx_string("args"), |
| 175 ngx_http_variable_request_set, | |
| 176 ngx_http_variable_request, | |
| 589 | 177 offsetof(ngx_http_request_t, args), |
| 1565 | 178 NGX_HTTP_VAR_CHANGEABLE|NGX_HTTP_VAR_NOCACHEABLE, 0 }, |
| 589 | 179 |
| 1351 | 180 { ngx_string("is_args"), NULL, ngx_http_variable_is_args, |
| 1565 | 181 0, NGX_HTTP_VAR_NOCACHEABLE, 0 }, |
| 1351 | 182 |
| 637 | 183 { ngx_string("request_filename"), NULL, |
| 184 ngx_http_variable_request_filename, 0, | |
| 1565 | 185 NGX_HTTP_VAR_NOCACHEABLE, 0 }, |
| 509 | 186 |
| 1811 | 187 { ngx_string("server_name"), NULL, ngx_http_variable_server_name, 0, 0, 0 }, |
| 509 | 188 |
| 637 | 189 { ngx_string("request_method"), NULL, |
| 190 ngx_http_variable_request_method, 0, 0, 0 }, | |
| 509 | 191 |
| 637 | 192 { ngx_string("remote_user"), NULL, ngx_http_variable_remote_user, 0, 0, 0 }, |
| 509 | 193 |
| 637 | 194 { ngx_string("body_bytes_sent"), NULL, ngx_http_variable_body_bytes_sent, |
| 611 | 195 0, 0, 0 }, |
| 196 | |
| 637 | 197 { ngx_string("request_completion"), NULL, |
| 198 ngx_http_variable_request_completion, | |
| 629 | 199 0, 0, 0 }, |
| 200 | |
| 759 | 201 { ngx_string("request_body_file"), NULL, |
| 202 ngx_http_variable_request_body_file, | |
| 203 0, 0, 0 }, | |
| 204 | |
| 641 | 205 { ngx_string("sent_http_content_type"), NULL, |
| 206 ngx_http_variable_sent_content_type, 0, 0, 0 }, | |
| 207 | |
| 208 { ngx_string("sent_http_content_length"), NULL, | |
| 209 ngx_http_variable_sent_content_length, 0, 0, 0 }, | |
| 210 | |
| 211 { ngx_string("sent_http_last_modified"), NULL, | |
| 212 ngx_http_variable_sent_last_modified, 0, 0, 0 }, | |
| 213 | |
| 214 { ngx_string("sent_http_connection"), NULL, | |
| 215 ngx_http_variable_sent_connection, 0, 0, 0 }, | |
| 216 | |
| 217 { ngx_string("sent_http_keep_alive"), NULL, | |
| 218 ngx_http_variable_sent_keep_alive, 0, 0, 0 }, | |
| 219 | |
| 220 { ngx_string("sent_http_transfer_encoding"), NULL, | |
| 221 ngx_http_variable_sent_transfer_encoding, 0, 0, 0 }, | |
| 222 | |
| 223 { ngx_string("sent_http_cache_control"), NULL, ngx_http_variable_headers, | |
| 224 offsetof(ngx_http_request_t, headers_out.cache_control), 0, 0 }, | |
| 225 | |
| 637 | 226 { ngx_string("limit_rate"), ngx_http_variable_request_set_size, |
| 227 ngx_http_variable_request, | |
| 228 offsetof(ngx_http_request_t, limit_rate), | |
| 1565 | 229 NGX_HTTP_VAR_CHANGEABLE|NGX_HTTP_VAR_NOCACHEABLE, 0 }, |
| 637 | 230 |
| 1329 | 231 { ngx_string("nginx_version"), NULL, ngx_http_variable_nginx_version, |
| 232 0, 0, 0 }, | |
| 233 | |
| 2011 | 234 { ngx_string("hostname"), NULL, ngx_http_variable_hostname, |
| 235 0, 0, 0 }, | |
| 236 | |
| 2249 | 237 { ngx_string("pid"), NULL, ngx_http_variable_pid, |
| 238 0, 0, 0 }, | |
| 239 | |
| 637 | 240 { ngx_null_string, NULL, NULL, 0, 0, 0 } |
| 499 | 241 }; |
| 242 | |
| 243 | |
| 577 | 244 ngx_http_variable_value_t ngx_http_variable_null_value = |
| 245 ngx_http_variable(""); | |
| 246 ngx_http_variable_value_t ngx_http_variable_true_value = | |
| 247 ngx_http_variable("1"); | |
| 248 | |
| 249 | |
| 499 | 250 ngx_http_variable_t * |
| 509 | 251 ngx_http_add_variable(ngx_conf_t *cf, ngx_str_t *name, ngx_uint_t flags) |
| 252 { | |
| 611 | 253 ngx_int_t rc; |
| 509 | 254 ngx_uint_t i; |
| 611 | 255 ngx_hash_key_t *key; |
| 509 | 256 ngx_http_variable_t *v; |
| 257 ngx_http_core_main_conf_t *cmcf; | |
| 258 | |
| 259 cmcf = ngx_http_conf_get_module_main_conf(cf, ngx_http_core_module); | |
| 260 | |
| 611 | 261 key = cmcf->variables_keys->keys.elts; |
| 262 for (i = 0; i < cmcf->variables_keys->keys.nelts; i++) { | |
| 263 if (name->len != key[i].key.len | |
| 264 || ngx_strncasecmp(name->data, key[i].key.data, name->len) != 0) | |
| 509 | 265 { |
| 266 continue; | |
| 267 } | |
| 268 | |
| 611 | 269 v = key[i].value; |
| 270 | |
| 1565 | 271 if (!(v->flags & NGX_HTTP_VAR_CHANGEABLE)) { |
| 509 | 272 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
| 273 "the duplicate \"%V\" variable", name); | |
| 274 return NULL; | |
| 275 } | |
| 276 | |
| 611 | 277 return v; |
| 509 | 278 } |
| 279 | |
| 611 | 280 v = ngx_palloc(cf->pool, sizeof(ngx_http_variable_t)); |
| 509 | 281 if (v == NULL) { |
| 282 return NULL; | |
| 283 } | |
| 284 | |
| 285 v->name.len = name->len; | |
| 2049 | 286 v->name.data = ngx_pnalloc(cf->pool, name->len); |
| 509 | 287 if (v->name.data == NULL) { |
| 288 return NULL; | |
| 289 } | |
| 290 | |
| 2135 | 291 ngx_strlow(v->name.data, name->data, name->len); |
| 509 | 292 |
| 637 | 293 v->set_handler = NULL; |
| 294 v->get_handler = NULL; | |
| 509 | 295 v->data = 0; |
| 296 v->flags = flags; | |
| 533 | 297 v->index = 0; |
| 509 | 298 |
| 611 | 299 rc = ngx_hash_add_key(cmcf->variables_keys, &v->name, v, 0); |
| 300 | |
| 301 if (rc == NGX_ERROR) { | |
| 302 return NULL; | |
| 303 } | |
| 304 | |
| 305 if (rc == NGX_BUSY) { | |
| 306 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, | |
| 307 "conflicting variable name \"%V\"", name); | |
| 308 return NULL; | |
| 309 } | |
| 310 | |
| 509 | 311 return v; |
| 312 } | |
| 313 | |
| 314 | |
| 315 ngx_int_t | |
| 316 ngx_http_get_variable_index(ngx_conf_t *cf, ngx_str_t *name) | |
| 499 | 317 { |
| 501 | 318 ngx_uint_t i; |
| 319 ngx_http_variable_t *v; | |
| 499 | 320 ngx_http_core_main_conf_t *cmcf; |
| 321 | |
| 322 cmcf = ngx_http_conf_get_module_main_conf(cf, ngx_http_core_module); | |
| 323 | |
| 501 | 324 v = cmcf->variables.elts; |
| 325 | |
| 326 if (v == NULL) { | |
| 499 | 327 if (ngx_array_init(&cmcf->variables, cf->pool, 4, |
| 328 sizeof(ngx_http_variable_t)) == NGX_ERROR) | |
| 329 { | |
| 509 | 330 return NGX_ERROR; |
| 499 | 331 } |
| 501 | 332 |
| 333 } else { | |
| 334 for (i = 0; i < cmcf->variables.nelts; i++) { | |
| 335 if (name->len != v[i].name.len | |
| 336 || ngx_strncasecmp(name->data, v[i].name.data, name->len) != 0) | |
| 337 { | |
| 338 continue; | |
| 339 } | |
| 340 | |
| 509 | 341 return i; |
| 501 | 342 } |
| 499 | 343 } |
| 344 | |
| 501 | 345 v = ngx_array_push(&cmcf->variables); |
| 346 if (v == NULL) { | |
| 509 | 347 return NGX_ERROR; |
| 499 | 348 } |
| 349 | |
| 501 | 350 v->name.len = name->len; |
| 2049 | 351 v->name.data = ngx_pnalloc(cf->pool, name->len); |
| 501 | 352 if (v->name.data == NULL) { |
| 509 | 353 return NGX_ERROR; |
| 501 | 354 } |
| 499 | 355 |
| 2135 | 356 ngx_strlow(v->name.data, name->data, name->len); |
| 501 | 357 |
| 637 | 358 v->set_handler = NULL; |
| 359 v->get_handler = NULL; | |
| 501 | 360 v->data = 0; |
| 509 | 361 v->flags = 0; |
| 533 | 362 v->index = cmcf->variables.nelts - 1; |
| 501 | 363 |
| 509 | 364 return cmcf->variables.nelts - 1; |
| 499 | 365 } |
| 366 | |
| 367 | |
| 368 ngx_http_variable_value_t * | |
| 369 ngx_http_get_indexed_variable(ngx_http_request_t *r, ngx_uint_t index) | |
| 370 { | |
| 501 | 371 ngx_http_variable_t *v; |
| 499 | 372 ngx_http_core_main_conf_t *cmcf; |
| 373 | |
| 374 cmcf = ngx_http_get_module_main_conf(r, ngx_http_core_module); | |
| 375 | |
| 553 | 376 if (cmcf->variables.nelts <= index) { |
| 499 | 377 ngx_log_error(NGX_LOG_ALERT, r->connection->log, 0, |
| 378 "unknown variable index: %d", index); | |
| 379 return NULL; | |
| 380 } | |
| 381 | |
| 573 | 382 if (r->variables[index].not_found || r->variables[index].valid) { |
| 383 return &r->variables[index]; | |
| 501 | 384 } |
| 499 | 385 |
| 501 | 386 v = cmcf->variables.elts; |
| 499 | 387 |
| 637 | 388 if (v[index].get_handler(r, &r->variables[index], v[index].data) |
| 389 == NGX_OK) | |
| 390 { | |
| 1565 | 391 if (v[index].flags & NGX_HTTP_VAR_NOCACHEABLE) { |
| 392 r->variables[index].no_cacheable = 1; | |
| 499 | 393 } |
| 573 | 394 |
| 395 return &r->variables[index]; | |
| 499 | 396 } |
| 397 | |
| 657 | 398 r->variables[index].valid = 0; |
| 399 r->variables[index].not_found = 1; | |
| 400 | |
| 798 | 401 return NULL; |
| 573 | 402 } |
| 403 | |
| 404 | |
| 405 ngx_http_variable_value_t * | |
| 406 ngx_http_get_flushed_variable(ngx_http_request_t *r, ngx_uint_t index) | |
| 407 { | |
| 1150 | 408 ngx_http_variable_value_t *v; |
| 573 | 409 |
| 410 v = &r->variables[index]; | |
| 411 | |
| 412 if (v->valid) { | |
| 1565 | 413 if (!v->no_cacheable) { |
| 573 | 414 return v; |
| 415 } | |
| 416 | |
| 417 v->valid = 0; | |
| 418 v->not_found = 0; | |
| 509 | 419 } |
| 501 | 420 |
| 573 | 421 return ngx_http_get_indexed_variable(r, index); |
| 499 | 422 } |
| 423 | |
| 424 | |
| 425 ngx_http_variable_value_t * | |
| 635 | 426 ngx_http_get_variable(ngx_http_request_t *r, ngx_str_t *name, ngx_uint_t key, |
| 427 ngx_uint_t nowarn) | |
| 499 | 428 { |
| 501 | 429 ngx_http_variable_t *v; |
| 573 | 430 ngx_http_variable_value_t *vv; |
| 499 | 431 ngx_http_core_main_conf_t *cmcf; |
| 432 | |
| 433 cmcf = ngx_http_get_module_main_conf(r, ngx_http_core_module); | |
| 434 | |
| 611 | 435 v = ngx_hash_find(&cmcf->variables_hash, key, name->data, name->len); |
| 499 | 436 |
| 611 | 437 if (v) { |
| 438 if (v->flags & NGX_HTTP_VAR_INDEXED) { | |
| 439 return ngx_http_get_indexed_variable(r, v->index); | |
| 519 | 440 |
| 441 } else { | |
| 499 | 442 |
| 573 | 443 vv = ngx_palloc(r->pool, sizeof(ngx_http_variable_value_t)); |
| 501 | 444 |
| 637 | 445 if (vv && v->get_handler(r, vv, v->data) == NGX_OK) { |
| 573 | 446 return vv; |
| 447 } | |
| 509 | 448 |
| 573 | 449 return NULL; |
| 450 } | |
| 509 | 451 } |
| 452 | |
| 453 vv = ngx_palloc(r->pool, sizeof(ngx_http_variable_value_t)); | |
| 454 if (vv == NULL) { | |
| 455 return NULL; | |
| 456 } | |
| 457 | |
| 573 | 458 if (ngx_strncmp(name->data, "http_", 5) == 0) { |
| 499 | 459 |
| 577 | 460 if (ngx_http_variable_unknown_header_in(r, vv, (uintptr_t) name) |
| 461 == NGX_OK) | |
| 462 { | |
| 463 return vv; | |
| 464 } | |
| 465 | |
| 466 return NULL; | |
| 467 } | |
| 468 | |
| 469 if (ngx_strncmp(name->data, "sent_http_", 10) == 0) { | |
| 470 | |
| 471 if (ngx_http_variable_unknown_header_out(r, vv, (uintptr_t) name) | |
| 472 == NGX_OK) | |
| 573 | 473 { |
| 474 return vv; | |
| 475 } | |
| 499 | 476 |
| 477 return NULL; | |
| 478 } | |
| 479 | |
| 1162 | 480 if (ngx_strncmp(name->data, "upstream_http_", 10) == 0) { |
| 481 | |
| 482 if (ngx_http_upstream_header_variable(r, vv, (uintptr_t) name) | |
| 483 == NGX_OK) | |
| 484 { | |
| 485 return vv; | |
| 486 } | |
| 487 | |
| 488 return NULL; | |
| 489 } | |
| 490 | |
| 2307 | 491 if (ngx_strncmp(name->data, "cookie_", 7) == 0) { |
| 492 | |
| 493 if (ngx_http_variable_argument(r, vv, (uintptr_t) name) == NGX_OK) { | |
| 494 return vv; | |
| 495 } | |
| 496 | |
| 497 return NULL; | |
| 498 } | |
| 499 | |
| 2137 | 500 if (ngx_strncmp(name->data, "arg_", 4) == 0) { |
| 501 | |
| 502 if (ngx_http_variable_argument(r, vv, (uintptr_t) name) == NGX_OK) { | |
| 503 return vv; | |
| 504 } | |
| 505 | |
| 506 return NULL; | |
| 507 } | |
| 508 | |
| 635 | 509 vv->not_found = 1; |
| 573 | 510 |
| 635 | 511 if (nowarn == 0) { |
| 512 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, | |
| 513 "unknown \"%V\" variable", name); | |
| 514 } | |
| 499 | 515 |
| 501 | 516 return vv; |
| 499 | 517 } |
| 518 | |
| 519 | |
| 573 | 520 static ngx_int_t |
| 521 ngx_http_variable_request(ngx_http_request_t *r, ngx_http_variable_value_t *v, | |
| 522 uintptr_t data) | |
| 523 { | |
| 524 ngx_str_t *s; | |
| 525 | |
| 526 s = (ngx_str_t *) ((char *) r + data); | |
| 527 | |
| 528 if (s->data) { | |
| 529 v->len = s->len; | |
| 530 v->valid = 1; | |
| 1565 | 531 v->no_cacheable = 0; |
| 573 | 532 v->not_found = 0; |
| 533 v->data = s->data; | |
| 534 | |
| 535 } else { | |
| 536 v->not_found = 1; | |
| 537 } | |
| 538 | |
| 539 return NGX_OK; | |
| 540 } | |
| 541 | |
| 542 | |
| 637 | 543 static void |
| 1350 | 544 ngx_http_variable_request_set(ngx_http_request_t *r, |
| 545 ngx_http_variable_value_t *v, uintptr_t data) | |
| 546 { | |
| 547 ngx_str_t *s; | |
| 548 | |
| 549 s = (ngx_str_t *) ((char *) r + data); | |
| 550 | |
| 551 s->len = v->len; | |
| 552 s->data = v->data; | |
| 553 } | |
| 554 | |
| 555 | |
| 556 static void | |
| 637 | 557 ngx_http_variable_request_set_size(ngx_http_request_t *r, |
| 558 ngx_http_variable_value_t *v, uintptr_t data) | |
| 559 { | |
| 560 ssize_t s, *sp; | |
| 561 ngx_str_t val; | |
| 562 | |
|
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563 val.len = v->len; |
| 637 | 564 val.data = v->data; |
| 565 | |
| 566 s = ngx_parse_size(&val); | |
| 567 | |
| 568 if (s == NGX_ERROR) { | |
| 569 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, | |
| 570 "invalid size \"%V\"", &val); | |
| 571 return; | |
| 572 } | |
| 573 | |
| 574 sp = (ssize_t *) ((char *) r + data); | |
| 575 | |
| 576 *sp = s; | |
| 577 | |
| 578 return; | |
| 579 } | |
| 580 | |
| 581 | |
| 573 | 582 static ngx_int_t |
| 583 ngx_http_variable_header(ngx_http_request_t *r, ngx_http_variable_value_t *v, | |
| 584 uintptr_t data) | |
| 515 | 585 { |
| 573 | 586 ngx_table_elt_t *h; |
| 587 | |
| 588 h = *(ngx_table_elt_t **) ((char *) r + data); | |
| 589 | |
| 590 if (h) { | |
| 591 v->len = h->value.len; | |
| 592 v->valid = 1; | |
| 1565 | 593 v->no_cacheable = 0; |
| 573 | 594 v->not_found = 0; |
| 595 v->data = h->value.data; | |
| 596 | |
| 597 } else { | |
| 598 v->not_found = 1; | |
| 599 } | |
| 600 | |
| 601 return NGX_OK; | |
| 602 } | |
| 603 | |
| 604 | |
| 605 static ngx_int_t | |
| 606 ngx_http_variable_headers(ngx_http_request_t *r, ngx_http_variable_value_t *v, | |
| 607 uintptr_t data) | |
| 608 { | |
| 667 | 609 ssize_t len; |
| 573 | 610 u_char *p; |
| 667 | 611 ngx_uint_t i, n; |
| 573 | 612 ngx_array_t *a; |
| 613 ngx_table_elt_t **h; | |
| 515 | 614 |
| 615 a = (ngx_array_t *) ((char *) r + data); | |
| 616 | |
| 667 | 617 n = a->nelts; |
| 618 | |
| 619 if (n == 0) { | |
| 573 | 620 v->not_found = 1; |
| 621 return NGX_OK; | |
| 515 | 622 } |
| 623 | |
| 573 | 624 v->valid = 1; |
| 1565 | 625 v->no_cacheable = 0; |
| 573 | 626 v->not_found = 0; |
| 515 | 627 |
| 628 h = a->elts; | |
| 629 | |
| 667 | 630 if (n == 1) { |
| 573 | 631 v->len = (*h)->value.len; |
| 632 v->data = (*h)->value.data; | |
| 515 | 633 |
| 573 | 634 return NGX_OK; |
| 515 | 635 } |
| 636 | |
| 667 | 637 len = - (ssize_t) (sizeof("; ") - 1); |
| 573 | 638 |
| 667 | 639 for (i = 0; i < n; i++) { |
| 573 | 640 len += h[i]->value.len + sizeof("; ") - 1; |
| 515 | 641 } |
| 642 | |
| 2049 | 643 p = ngx_pnalloc(r->pool, len); |
| 573 | 644 if (p == NULL) { |
| 645 return NGX_ERROR; | |
| 646 } | |
| 647 | |
| 648 v->len = len; | |
| 649 v->data = p; | |
| 515 | 650 |
| 651 for (i = 0; /* void */ ; i++) { | |
| 573 | 652 p = ngx_copy(p, h[i]->value.data, h[i]->value.len); |
| 515 | 653 |
| 667 | 654 if (i == n - 1) { |
| 515 | 655 break; |
| 656 } | |
| 657 | |
| 658 *p++ = ';'; *p++ = ' '; | |
| 659 } | |
| 660 | |
| 573 | 661 return NGX_OK; |
| 515 | 662 } |
| 663 | |
| 664 | |
| 573 | 665 static ngx_int_t |
| 577 | 666 ngx_http_variable_unknown_header_in(ngx_http_request_t *r, |
| 667 ngx_http_variable_value_t *v, uintptr_t data) | |
| 668 { | |
| 669 return ngx_http_variable_unknown_header(v, (ngx_str_t *) data, | |
| 670 &r->headers_in.headers.part, | |
| 671 sizeof("http_") - 1); | |
| 672 } | |
| 673 | |
| 674 | |
| 675 static ngx_int_t | |
| 676 ngx_http_variable_unknown_header_out(ngx_http_request_t *r, | |
| 573 | 677 ngx_http_variable_value_t *v, uintptr_t data) |
| 499 | 678 { |
| 577 | 679 return ngx_http_variable_unknown_header(v, (ngx_str_t *) data, |
| 680 &r->headers_out.headers.part, | |
| 681 sizeof("sent_http_") - 1); | |
| 682 } | |
| 501 | 683 |
| 577 | 684 |
| 1162 | 685 ngx_int_t |
| 577 | 686 ngx_http_variable_unknown_header(ngx_http_variable_value_t *v, ngx_str_t *var, |
| 687 ngx_list_part_t *part, size_t prefix) | |
| 688 { | |
| 573 | 689 u_char ch; |
| 690 ngx_uint_t i, n; | |
| 691 ngx_table_elt_t *header; | |
| 499 | 692 |
| 693 header = part->elts; | |
| 694 | |
| 695 for (i = 0; /* void */ ; i++) { | |
| 696 | |
| 697 if (i >= part->nelts) { | |
| 698 if (part->next == NULL) { | |
| 699 break; | |
| 700 } | |
| 701 | |
| 702 part = part->next; | |
| 703 header = part->elts; | |
| 704 i = 0; | |
| 705 } | |
| 706 | |
| 577 | 707 for (n = 0; n + prefix < var->len && n < header[i].key.len; n++) { |
| 499 | 708 ch = header[i].key.data[n]; |
| 709 | |
| 509 | 710 if (ch >= 'A' && ch <= 'Z') { |
| 711 ch |= 0x20; | |
| 499 | 712 |
| 713 } else if (ch == '-') { | |
| 714 ch = '_'; | |
| 715 } | |
| 716 | |
| 577 | 717 if (var->data[n + prefix] != ch) { |
| 499 | 718 break; |
| 719 } | |
| 720 } | |
| 721 | |
|
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722 if (n + prefix == var->len && n == header[i].key.len) { |
| 573 | 723 v->len = header[i].value.len; |
| 724 v->valid = 1; | |
| 1565 | 725 v->no_cacheable = 0; |
| 573 | 726 v->not_found = 0; |
| 727 v->data = header[i].value.data; | |
| 499 | 728 |
| 573 | 729 return NGX_OK; |
| 499 | 730 } |
| 731 } | |
| 732 | |
| 573 | 733 v->not_found = 1; |
| 734 | |
| 735 return NGX_OK; | |
| 509 | 736 } |
| 737 | |
| 738 | |
| 573 | 739 static ngx_int_t |
| 2307 | 740 ngx_http_variable_cookie(ngx_http_request_t *r, ngx_http_variable_value_t *v, |
| 741 uintptr_t data) | |
| 742 { | |
| 743 ngx_str_t *name = (ngx_str_t *) data; | |
| 744 | |
| 745 ngx_str_t cookie, s; | |
| 746 | |
| 747 s.len = name->len - (sizeof("cookie_") - 1); | |
| 748 s.data = name->data + sizeof("cookie_") - 1; | |
| 749 | |
| 750 if (ngx_http_parse_multi_header_lines(&r->headers_in.cookies, &s, &cookie) | |
| 751 == NGX_DECLINED) | |
| 752 { | |
| 753 v->not_found = 1; | |
| 754 return NGX_OK; | |
| 755 } | |
| 756 | |
| 757 v->len = cookie.len; | |
| 758 v->valid = 1; | |
| 759 v->no_cacheable = 0; | |
| 760 v->not_found = 0; | |
| 761 v->data = cookie.data; | |
| 762 | |
| 763 return NGX_OK; | |
| 764 } | |
| 765 | |
| 766 | |
| 767 static ngx_int_t | |
| 2137 | 768 ngx_http_variable_argument(ngx_http_request_t *r, ngx_http_variable_value_t *v, |
| 769 uintptr_t data) | |
| 770 { | |
| 771 ngx_str_t *name = (ngx_str_t *) data; | |
| 772 | |
| 773 u_char *p, *arg; | |
| 774 size_t len; | |
| 775 | |
| 776 if (r->args.len == 0) { | |
| 777 v->not_found = 1; | |
| 778 return NGX_OK; | |
| 779 } | |
| 780 | |
| 781 len = name->len - 1 - (sizeof("arg_") - 1); | |
| 782 arg = name->data + sizeof("arg_") - 1; | |
| 783 | |
| 784 for (p = r->args.data; *p && *p != ' '; p++) { | |
| 785 | |
| 786 /* | |
| 787 * although r->args.data is not null-terminated by itself, | |
| 788 * however, there is null in the end of request line | |
| 789 */ | |
| 790 | |
| 791 p = ngx_strcasestrn(p, (char *) arg, len); | |
| 792 | |
| 793 if (p == NULL) { | |
| 794 v->not_found = 1; | |
| 795 return NGX_OK; | |
| 796 } | |
| 797 | |
| 798 if ((p == r->args.data || *(p - 1) == '&') && *(p + len + 1) == '=') { | |
| 799 | |
| 800 v->data = p + len + 2; | |
| 801 | |
| 802 p = (u_char *) ngx_strchr(p, '&'); | |
| 803 | |
| 804 if (p == NULL) { | |
| 805 p = r->args.data + r->args.len; | |
| 806 } | |
| 807 | |
| 808 v->len = p - v->data; | |
| 809 v->valid = 1; | |
| 810 v->no_cacheable = 0; | |
| 811 v->not_found = 0; | |
| 812 | |
| 813 return NGX_OK; | |
| 814 } | |
| 815 } | |
| 816 | |
| 817 v->not_found = 1; | |
| 818 | |
| 819 return NGX_OK; | |
| 820 } | |
| 821 | |
| 822 | |
| 823 static ngx_int_t | |
| 573 | 824 ngx_http_variable_host(ngx_http_request_t *r, ngx_http_variable_value_t *v, |
| 825 uintptr_t data) | |
| 509 | 826 { |
| 1811 | 827 ngx_http_core_srv_conf_t *cscf; |
| 828 | |
|
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829 if (r->headers_in.server.len) { |
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830 v->len = r->headers_in.server.len; |
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|
831 v->data = r->headers_in.server.data; |
|
928
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diff
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832 |
|
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833 } else { |
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834 cscf = ngx_http_get_module_srv_conf(r, ngx_http_core_module); |
|
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835 |
|
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836 v->len = cscf->server_name.len; |
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837 v->data = cscf->server_name.data; |
| 509 | 838 } |
| 839 | |
| 573 | 840 v->valid = 1; |
| 1565 | 841 v->no_cacheable = 0; |
| 573 | 842 v->not_found = 0; |
| 509 | 843 |
| 573 | 844 return NGX_OK; |
| 499 | 845 } |
| 846 | |
| 847 | |
| 573 | 848 static ngx_int_t |
|
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849 ngx_http_variable_binary_remote_addr(ngx_http_request_t *r, |
| 573 | 850 ngx_http_variable_value_t *v, uintptr_t data) |
| 499 | 851 { |
| 982 | 852 struct sockaddr_in *sin; |
| 853 | |
|
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854 /* AF_INET only */ |
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855 |
|
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|
856 sin = (struct sockaddr_in *) r->connection->sockaddr; |
| 982 | 857 |
|
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858 v->len = sizeof(in_addr_t); |
|
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|
859 v->valid = 1; |
| 1565 | 860 v->no_cacheable = 0; |
|
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861 v->not_found = 0; |
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diff
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862 v->data = (u_char *) &sin->sin_addr.s_addr; |
| 982 | 863 |
|
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864 return NGX_OK; |
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865 } |
| 982 | 866 |
| 867 | |
|
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868 static ngx_int_t |
|
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869 ngx_http_variable_remote_addr(ngx_http_request_t *r, |
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870 ngx_http_variable_value_t *v, uintptr_t data) |
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871 { |
|
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872 v->len = r->connection->addr_text.len; |
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873 v->valid = 1; |
| 1565 | 874 v->no_cacheable = 0; |
|
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875 v->not_found = 0; |
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|
876 v->data = r->connection->addr_text.data; |
| 499 | 877 |
| 573 | 878 return NGX_OK; |
| 499 | 879 } |
| 880 | |
| 881 | |
| 573 | 882 static ngx_int_t |
| 883 ngx_http_variable_remote_port(ngx_http_request_t *r, | |
| 884 ngx_http_variable_value_t *v, uintptr_t data) | |
| 499 | 885 { |
| 573 | 886 ngx_uint_t port; |
| 887 struct sockaddr_in *sin; | |
| 509 | 888 |
| 573 | 889 v->len = 0; |
| 890 v->valid = 1; | |
| 1565 | 891 v->no_cacheable = 0; |
| 573 | 892 v->not_found = 0; |
| 509 | 893 |
| 2049 | 894 v->data = ngx_pnalloc(r->pool, sizeof("65535") - 1); |
| 573 | 895 if (v->data == NULL) { |
| 896 return NGX_ERROR; | |
| 509 | 897 } |
| 898 | |
| 899 /* AF_INET only */ | |
| 577 | 900 |
| 509 | 901 if (r->connection->sockaddr->sa_family == AF_INET) { |
| 902 sin = (struct sockaddr_in *) r->connection->sockaddr; | |
| 577 | 903 |
| 509 | 904 port = ntohs(sin->sin_port); |
| 577 | 905 |
| 509 | 906 if (port > 0 && port < 65536) { |
| 573 | 907 v->len = ngx_sprintf(v->data, "%ui", port) - v->data; |
| 509 | 908 } |
| 909 } | |
| 910 | |
| 573 | 911 return NGX_OK; |
| 509 | 912 } |
| 913 | |
| 914 | |
| 573 | 915 static ngx_int_t |
| 916 ngx_http_variable_server_addr(ngx_http_request_t *r, | |
| 917 ngx_http_variable_value_t *v, uintptr_t data) | |
| 509 | 918 { |
| 1805 | 919 ngx_str_t s; |
| 499 | 920 |
|
2197
74477ea8074f
*) remove zero termination in ngx_inet_ntop() and ngx_sock_ntop()
Igor Sysoev <igor@sysoev.ru>
parents:
2137
diff
changeset
|
921 s.data = ngx_pnalloc(r->pool, NGX_INET_ADDRSTRLEN); |
| 1805 | 922 if (s.data == NULL) { |
| 573 | 923 return NGX_ERROR; |
| 509 | 924 } |
| 925 | |
| 1805 | 926 if (ngx_http_server_addr(r, &s) != NGX_OK) { |
| 927 return NGX_ERROR; | |
| 509 | 928 } |
| 929 | |
| 1805 | 930 v->len = s.len; |
| 573 | 931 v->valid = 1; |
| 1565 | 932 v->no_cacheable = 0; |
| 573 | 933 v->not_found = 0; |
| 1805 | 934 v->data = s.data; |
| 499 | 935 |
| 573 | 936 return NGX_OK; |
| 499 | 937 } |
| 938 | |
| 939 | |
| 573 | 940 static ngx_int_t |
| 941 ngx_http_variable_server_port(ngx_http_request_t *r, | |
| 942 ngx_http_variable_value_t *v, uintptr_t data) | |
| 509 | 943 { |
| 573 | 944 v->len = r->port_text->len - 1; |
| 945 v->valid = 1; | |
| 1565 | 946 v->no_cacheable = 0; |
| 573 | 947 v->not_found = 0; |
| 948 v->data = r->port_text->data + 1; | |
| 509 | 949 |
| 573 | 950 return NGX_OK; |
| 509 | 951 } |
| 952 | |
| 953 | |
| 573 | 954 static ngx_int_t |
| 731 | 955 ngx_http_variable_scheme(ngx_http_request_t *r, |
| 956 ngx_http_variable_value_t *v, uintptr_t data) | |
| 957 { | |
| 958 #if (NGX_HTTP_SSL) | |
| 959 | |
| 960 if (r->connection->ssl) { | |
| 961 v->len = sizeof("https") - 1; | |
| 962 v->valid = 1; | |
| 1565 | 963 v->no_cacheable = 0; |
| 731 | 964 v->not_found = 0; |
| 732 | 965 v->data = (u_char *) "https"; |
| 731 | 966 |
| 967 return NGX_OK; | |
| 968 } | |
| 969 | |
| 970 #endif | |
| 971 | |
| 972 v->len = sizeof("http") - 1; | |
| 973 v->valid = 1; | |
| 1565 | 974 v->no_cacheable = 0; |
| 731 | 975 v->not_found = 0; |
| 732 | 976 v->data = (u_char *) "http"; |
| 731 | 977 |
| 978 return NGX_OK; | |
| 979 } | |
| 980 | |
| 981 | |
| 982 static ngx_int_t | |
| 1351 | 983 ngx_http_variable_is_args(ngx_http_request_t *r, |
| 984 ngx_http_variable_value_t *v, uintptr_t data) | |
| 985 { | |
| 986 v->valid = 1; | |
| 1565 | 987 v->no_cacheable = 0; |
| 1351 | 988 v->not_found = 0; |
| 989 | |
| 990 if (r->args.len == 0) { | |
| 991 v->len = 0; | |
| 992 v->data = NULL; | |
| 993 return NGX_OK; | |
| 994 } | |
| 995 | |
| 996 v->len = 1; | |
| 997 v->data = (u_char *) "?"; | |
| 998 | |
| 999 return NGX_OK; | |
| 1000 } | |
| 1001 | |
| 1002 | |
| 1003 static ngx_int_t | |
| 573 | 1004 ngx_http_variable_document_root(ngx_http_request_t *r, |
| 1005 ngx_http_variable_value_t *v, uintptr_t data) | |
| 499 | 1006 { |
| 671 | 1007 ngx_str_t path; |
| 573 | 1008 ngx_http_core_loc_conf_t *clcf; |
| 509 | 1009 |
| 1010 clcf = ngx_http_get_module_loc_conf(r, ngx_http_core_module); | |
| 1011 | |
| 671 | 1012 if (clcf->root_lengths == NULL) { |
| 1013 v->len = clcf->root.len; | |
| 1014 v->valid = 1; | |
| 1565 | 1015 v->no_cacheable = 0; |
| 671 | 1016 v->not_found = 0; |
| 1017 v->data = clcf->root.data; | |
| 1018 | |
| 1019 } else { | |
| 1020 if (ngx_http_script_run(r, &path, clcf->root_lengths->elts, 0, | |
| 1021 clcf->root_values->elts) | |
| 1022 == NULL) | |
| 1023 { | |
| 1024 return NGX_ERROR; | |
| 1025 } | |
| 1026 | |
| 1352 | 1027 if (ngx_conf_full_name((ngx_cycle_t *) ngx_cycle, &path, 0) |
| 1028 == NGX_ERROR) | |
| 1029 { | |
| 671 | 1030 return NGX_ERROR; |
| 1031 } | |
| 1032 | |
| 1033 v->len = path.len; | |
| 1034 v->valid = 1; | |
| 1565 | 1035 v->no_cacheable = 0; |
| 671 | 1036 v->not_found = 0; |
| 1037 v->data = path.data; | |
| 1038 } | |
| 509 | 1039 |
| 573 | 1040 return NGX_OK; |
| 509 | 1041 } |
| 1042 | |
| 1043 | |
| 573 | 1044 static ngx_int_t |
| 2259 | 1045 ngx_http_variable_realpath_root(ngx_http_request_t *r, |
| 1046 ngx_http_variable_value_t *v, uintptr_t data) | |
| 1047 { | |
| 1048 size_t len; | |
| 1049 ngx_str_t path; | |
| 1050 ngx_http_core_loc_conf_t *clcf; | |
| 1051 u_char real[NGX_MAX_PATH]; | |
| 1052 | |
| 1053 clcf = ngx_http_get_module_loc_conf(r, ngx_http_core_module); | |
| 1054 | |
| 1055 if (clcf->root_lengths == NULL) { | |
| 1056 path = clcf->root; | |
| 1057 | |
| 1058 } else { | |
| 1059 if (ngx_http_script_run(r, &path, clcf->root_lengths->elts, 1, | |
| 1060 clcf->root_values->elts) | |
| 1061 == NULL) | |
| 1062 { | |
| 1063 return NGX_ERROR; | |
| 1064 } | |
| 1065 | |
| 1066 path.data[path.len - 1] = '\0'; | |
| 1067 | |
| 1068 if (ngx_conf_full_name((ngx_cycle_t *) ngx_cycle, &path, 0) | |
| 1069 == NGX_ERROR) | |
| 1070 { | |
| 1071 return NGX_ERROR; | |
| 1072 } | |
| 1073 } | |
| 1074 | |
| 1075 if (ngx_realpath(path.data, real) == NULL) { | |
| 1076 ngx_log_error(NGX_LOG_CRIT, r->connection->log, ngx_errno, | |
| 1077 ngx_realpath_n " \"%s\" failed", path.data); | |
| 1078 return NGX_ERROR; | |
| 1079 } | |
| 1080 | |
| 1081 len = ngx_strlen(real); | |
| 1082 | |
| 1083 v->data = ngx_pnalloc(r->pool, len); | |
| 1084 if (v->data == NULL) { | |
| 1085 return NGX_ERROR; | |
| 1086 } | |
| 1087 | |
| 1088 v->len = len; | |
| 1089 v->valid = 1; | |
| 1090 v->no_cacheable = 0; | |
| 1091 v->not_found = 0; | |
| 1092 | |
| 1093 ngx_memcpy(v->data, real, len); | |
| 1094 | |
| 1095 return NGX_OK; | |
| 1096 } | |
| 1097 | |
| 1098 | |
| 1099 static ngx_int_t | |
| 573 | 1100 ngx_http_variable_request_filename(ngx_http_request_t *r, |
| 1101 ngx_http_variable_value_t *v, uintptr_t data) | |
| 509 | 1102 { |
| 773 | 1103 size_t root; |
| 573 | 1104 ngx_str_t path; |
| 499 | 1105 |
| 773 | 1106 if (ngx_http_map_uri_to_path(r, &path, &root, 0) == NULL) { |
| 573 | 1107 return NGX_ERROR; |
| 557 | 1108 } |
| 509 | 1109 |
| 557 | 1110 /* ngx_http_map_uri_to_path() allocates memory for terminating '\0' */ |
| 509 | 1111 |
| 573 | 1112 v->len = path.len - 1; |
| 1113 v->valid = 1; | |
| 1565 | 1114 v->no_cacheable = 0; |
| 573 | 1115 v->not_found = 0; |
| 1116 v->data = path.data; | |
| 499 | 1117 |
| 573 | 1118 return NGX_OK; |
| 499 | 1119 } |
| 1120 | |
| 1121 | |
| 573 | 1122 static ngx_int_t |
| 1811 | 1123 ngx_http_variable_server_name(ngx_http_request_t *r, |
| 1124 ngx_http_variable_value_t *v, uintptr_t data) | |
| 1125 { | |
| 1126 ngx_http_core_srv_conf_t *cscf; | |
| 1127 | |
| 1128 cscf = ngx_http_get_module_srv_conf(r, ngx_http_core_module); | |
| 1129 | |
| 1130 v->len = cscf->server_name.len; | |
| 1131 v->valid = 1; | |
| 1132 v->no_cacheable = 0; | |
| 1133 v->not_found = 0; | |
| 1134 v->data = cscf->server_name.data; | |
| 1135 | |
| 1136 return NGX_OK; | |
| 1137 } | |
| 1138 | |
| 1139 | |
| 1140 static ngx_int_t | |
| 573 | 1141 ngx_http_variable_request_method(ngx_http_request_t *r, |
| 1142 ngx_http_variable_value_t *v, uintptr_t data) | |
| 561 | 1143 { |
| 647 | 1144 if (r->main->method_name.data) { |
| 1145 v->len = r->main->method_name.len; | |
| 573 | 1146 v->valid = 1; |
| 1565 | 1147 v->no_cacheable = 0; |
| 573 | 1148 v->not_found = 0; |
| 647 | 1149 v->data = r->main->method_name.data; |
| 573 | 1150 |
| 1151 } else { | |
| 1152 v->not_found = 1; | |
| 561 | 1153 } |
| 1154 | |
| 573 | 1155 return NGX_OK; |
| 561 | 1156 } |
| 1157 | |
| 1158 | |
| 573 | 1159 static ngx_int_t |
| 1160 ngx_http_variable_remote_user(ngx_http_request_t *r, | |
| 1161 ngx_http_variable_value_t *v, uintptr_t data) | |
| 539 | 1162 { |
| 573 | 1163 ngx_int_t rc; |
| 539 | 1164 |
| 1165 rc = ngx_http_auth_basic_user(r); | |
| 1166 | |
| 1167 if (rc == NGX_DECLINED) { | |
| 573 | 1168 v->not_found = 1; |
| 1169 return NGX_OK; | |
| 539 | 1170 } |
| 1171 | |
| 1172 if (rc == NGX_ERROR) { | |
| 573 | 1173 return NGX_ERROR; |
| 539 | 1174 } |
| 1175 | |
| 573 | 1176 v->len = r->headers_in.user.len; |
| 1177 v->valid = 1; | |
| 1565 | 1178 v->no_cacheable = 0; |
| 573 | 1179 v->not_found = 0; |
| 1180 v->data = r->headers_in.user.data; | |
| 571 | 1181 |
| 573 | 1182 return NGX_OK; |
| 571 | 1183 } |
| 1184 | |
| 1185 | |
| 611 | 1186 static ngx_int_t |
| 1187 ngx_http_variable_body_bytes_sent(ngx_http_request_t *r, | |
| 1188 ngx_http_variable_value_t *v, uintptr_t data) | |
| 1189 { | |
| 1190 off_t sent; | |
| 1191 u_char *p; | |
| 1192 | |
| 1193 sent = r->connection->sent - r->header_size; | |
| 1194 | |
| 1195 if (sent < 0) { | |
| 1196 sent = 0; | |
| 1197 } | |
| 1198 | |
| 2049 | 1199 p = ngx_pnalloc(r->pool, NGX_OFF_T_LEN); |
| 611 | 1200 if (p == NULL) { |
| 1201 return NGX_ERROR; | |
| 1202 } | |
| 1203 | |
| 1204 v->len = ngx_sprintf(p, "%O", sent) - p; | |
| 1205 v->valid = 1; | |
| 1565 | 1206 v->no_cacheable = 0; |
| 611 | 1207 v->not_found = 0; |
| 1208 v->data = p; | |
| 1209 | |
| 1210 return NGX_OK; | |
| 1211 } | |
| 1212 | |
| 1213 | |
| 629 | 1214 static ngx_int_t |
| 641 | 1215 ngx_http_variable_sent_content_type(ngx_http_request_t *r, |
| 1216 ngx_http_variable_value_t *v, uintptr_t data) | |
| 1217 { | |
| 1218 if (r->headers_out.content_type.len) { | |
| 1219 v->len = r->headers_out.content_type.len; | |
| 1220 v->valid = 1; | |
| 1565 | 1221 v->no_cacheable = 0; |
| 641 | 1222 v->not_found = 0; |
| 1223 v->data = r->headers_out.content_type.data; | |
| 1224 | |
| 1225 } else { | |
| 1226 v->not_found = 1; | |
| 1227 } | |
| 1228 | |
| 1229 return NGX_OK; | |
| 1230 } | |
| 1231 | |
| 1232 | |
| 1233 static ngx_int_t | |
| 1234 ngx_http_variable_sent_content_length(ngx_http_request_t *r, | |
| 1235 ngx_http_variable_value_t *v, uintptr_t data) | |
| 1236 { | |
| 1237 u_char *p; | |
| 1238 | |
| 1239 if (r->headers_out.content_length) { | |
| 1240 v->len = r->headers_out.content_length->value.len; | |
| 1241 v->valid = 1; | |
| 1565 | 1242 v->no_cacheable = 0; |
| 641 | 1243 v->not_found = 0; |
| 1244 v->data = r->headers_out.content_length->value.data; | |
| 1245 | |
| 1246 return NGX_OK; | |
| 1247 } | |
| 1248 | |
| 1249 if (r->headers_out.content_length_n >= 0) { | |
| 2049 | 1250 p = ngx_pnalloc(r->pool, NGX_OFF_T_LEN); |
| 641 | 1251 if (p == NULL) { |
| 1252 return NGX_ERROR; | |
| 1253 } | |
| 1254 | |
| 1255 v->len = ngx_sprintf(p, "%O", r->headers_out.content_length_n) - p; | |
| 1256 v->valid = 1; | |
| 1565 | 1257 v->no_cacheable = 0; |
| 641 | 1258 v->not_found = 0; |
| 1259 v->data = p; | |
| 1260 | |
| 1261 return NGX_OK; | |
| 1262 } | |
| 1263 | |
| 1264 v->not_found = 1; | |
| 1265 | |
| 1266 return NGX_OK; | |
| 1267 } | |
| 1268 | |
| 1269 | |
| 1270 static ngx_int_t | |
| 1271 ngx_http_variable_sent_last_modified(ngx_http_request_t *r, | |
| 1272 ngx_http_variable_value_t *v, uintptr_t data) | |
| 1273 { | |
| 1274 u_char *p; | |
| 1275 | |
| 1276 if (r->headers_out.last_modified) { | |
| 1277 v->len = r->headers_out.last_modified->value.len; | |
| 1278 v->valid = 1; | |
| 1565 | 1279 v->no_cacheable = 0; |
| 641 | 1280 v->not_found = 0; |
| 1281 v->data = r->headers_out.last_modified->value.data; | |
| 1282 | |
| 1283 return NGX_OK; | |
| 1284 } | |
| 1285 | |
| 1286 if (r->headers_out.last_modified_time >= 0) { | |
| 2049 | 1287 p = ngx_pnalloc(r->pool, |
| 641 | 1288 sizeof("Last-Modified: Mon, 28 Sep 1970 06:00:00 GMT") - 1); |
| 1289 if (p == NULL) { | |
| 1290 return NGX_ERROR; | |
| 1291 } | |
| 1292 | |
| 1293 v->len = ngx_http_time(p, r->headers_out.last_modified_time) - p; | |
| 1294 v->valid = 1; | |
| 1565 | 1295 v->no_cacheable = 0; |
| 641 | 1296 v->not_found = 0; |
| 1297 v->data = p; | |
| 1298 | |
| 1299 return NGX_OK; | |
| 1300 } | |
| 1301 | |
| 1302 v->not_found = 1; | |
| 1303 | |
| 1304 return NGX_OK; | |
| 1305 } | |
| 1306 | |
| 1307 | |
| 1308 static ngx_int_t | |
| 1309 ngx_http_variable_sent_connection(ngx_http_request_t *r, | |
| 1310 ngx_http_variable_value_t *v, uintptr_t data) | |
| 1311 { | |
| 1312 size_t len; | |
| 1313 char *p; | |
| 1314 | |
| 1315 if (r->keepalive) { | |
| 1316 len = sizeof("keep-alive") - 1; | |
| 1317 p = "keep-alive"; | |
| 1318 | |
| 1319 } else { | |
| 1320 len = sizeof("close") - 1; | |
| 1321 p = "close"; | |
| 1322 } | |
| 1323 | |
| 1324 v->len = len; | |
| 1325 v->valid = 1; | |
| 1565 | 1326 v->no_cacheable = 0; |
| 641 | 1327 v->not_found = 0; |
| 1328 v->data = (u_char *) p; | |
| 1329 | |
| 1330 return NGX_OK; | |
| 1331 } | |
| 1332 | |
| 1333 | |
| 1334 static ngx_int_t | |
| 1335 ngx_http_variable_sent_keep_alive(ngx_http_request_t *r, | |
| 1336 ngx_http_variable_value_t *v, uintptr_t data) | |
| 1337 { | |
| 1338 u_char *p; | |
| 1339 ngx_http_core_loc_conf_t *clcf; | |
| 1340 | |
| 1341 if (r->keepalive) { | |
| 1342 clcf = ngx_http_get_module_loc_conf(r, ngx_http_core_module); | |
| 1343 | |
| 1344 if (clcf->keepalive_header) { | |
| 1345 | |
| 2049 | 1346 p = ngx_pnalloc(r->pool, sizeof("timeout=") - 1 + NGX_TIME_T_LEN); |
| 641 | 1347 if (p == NULL) { |
| 1348 return NGX_ERROR; | |
| 1349 } | |
| 1350 | |
| 1351 v->len = ngx_sprintf(p, "timeout=%T", clcf->keepalive_header) - p; | |
| 1352 v->valid = 1; | |
| 1565 | 1353 v->no_cacheable = 0; |
| 641 | 1354 v->not_found = 0; |
| 1355 v->data = p; | |
| 1356 | |
| 1357 return NGX_OK; | |
| 1358 } | |
| 1359 } | |
| 1360 | |
| 1361 v->not_found = 1; | |
| 1362 | |
| 1363 return NGX_OK; | |
| 1364 } | |
| 1365 | |
| 1366 | |
| 1367 static ngx_int_t | |
| 1368 ngx_http_variable_sent_transfer_encoding(ngx_http_request_t *r, | |
| 1369 ngx_http_variable_value_t *v, uintptr_t data) | |
| 1370 { | |
| 1371 if (r->chunked) { | |
| 1372 v->len = sizeof("chunked") - 1; | |
| 1373 v->valid = 1; | |
| 1565 | 1374 v->no_cacheable = 0; |
| 641 | 1375 v->not_found = 0; |
| 1376 v->data = (u_char *) "chunked"; | |
| 1377 | |
| 1378 } else { | |
| 1379 v->not_found = 1; | |
| 1380 } | |
| 1381 | |
| 1382 return NGX_OK; | |
| 1383 } | |
| 1384 | |
| 1385 | |
| 1386 static ngx_int_t | |
| 629 | 1387 ngx_http_variable_request_completion(ngx_http_request_t *r, |
| 1388 ngx_http_variable_value_t *v, uintptr_t data) | |
| 1389 { | |
| 1390 if (r->request_complete) { | |
| 1391 v->len = 2; | |
| 1392 v->valid = 1; | |
| 1565 | 1393 v->no_cacheable = 0; |
| 629 | 1394 v->not_found = 0; |
| 1395 v->data = (u_char *) "OK"; | |
| 1396 | |
| 1397 return NGX_OK; | |
| 1398 } | |
| 1399 | |
| 1400 v->len = 0; | |
| 1401 v->valid = 1; | |
| 1565 | 1402 v->no_cacheable = 0; |
| 629 | 1403 v->not_found = 0; |
| 1404 v->data = (u_char *) ""; | |
| 1405 | |
| 1406 return NGX_OK; | |
| 1407 } | |
| 1408 | |
| 1409 | |
| 759 | 1410 static ngx_int_t |
| 1411 ngx_http_variable_request_body_file(ngx_http_request_t *r, | |
| 1412 ngx_http_variable_value_t *v, uintptr_t data) | |
| 1413 { | |
| 1414 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
|
1415 v->not_found = 1; |
| 759 | 1416 |
| 1417 return NGX_OK; | |
| 1418 } | |
| 1419 | |
| 1420 v->len = r->request_body->temp_file->file.name.len; | |
| 1421 v->valid = 1; | |
| 1565 | 1422 v->no_cacheable = 0; |
| 759 | 1423 v->not_found = 0; |
| 1424 v->data = r->request_body->temp_file->file.name.data; | |
| 1425 | |
| 1426 return NGX_OK; | |
| 1427 } | |
| 1428 | |
| 1429 | |
| 1329 | 1430 static ngx_int_t |
| 1431 ngx_http_variable_nginx_version(ngx_http_request_t *r, | |
| 1432 ngx_http_variable_value_t *v, uintptr_t data) | |
| 1433 { | |
| 1434 v->len = sizeof(NGINX_VERSION) - 1; | |
| 1435 v->valid = 1; | |
| 1565 | 1436 v->no_cacheable = 0; |
| 1329 | 1437 v->not_found = 0; |
| 1438 v->data = (u_char *) NGINX_VERSION; | |
| 1439 | |
| 1440 return NGX_OK; | |
| 1441 } | |
| 1442 | |
| 1443 | |
| 2011 | 1444 static ngx_int_t |
| 1445 ngx_http_variable_hostname(ngx_http_request_t *r, | |
| 1446 ngx_http_variable_value_t *v, uintptr_t data) | |
| 1447 { | |
| 1448 v->len = ngx_cycle->hostname.len; | |
| 1449 v->valid = 1; | |
| 1450 v->no_cacheable = 0; | |
| 1451 v->not_found = 0; | |
| 1452 v->data = ngx_cycle->hostname.data; | |
| 1453 | |
| 1454 return NGX_OK; | |
| 1455 } | |
| 1456 | |
| 1457 | |
| 2249 | 1458 static ngx_int_t |
| 1459 ngx_http_variable_pid(ngx_http_request_t *r, | |
| 1460 ngx_http_variable_value_t *v, uintptr_t data) | |
| 1461 { | |
| 1462 u_char *p; | |
| 1463 | |
| 1464 p = ngx_pnalloc(r->pool, NGX_INT64_LEN); | |
| 1465 if (p == NULL) { | |
| 1466 return NGX_ERROR; | |
| 1467 } | |
| 1468 | |
| 1469 v->len = ngx_sprintf(p, "%P", ngx_pid) - p; | |
| 1470 v->valid = 1; | |
| 1471 v->no_cacheable = 0; | |
| 1472 v->not_found = 0; | |
| 1473 v->data = p; | |
| 1474 | |
| 1475 return NGX_OK; | |
| 1476 } | |
| 1477 | |
| 1478 | |
| 499 | 1479 ngx_int_t |
| 509 | 1480 ngx_http_variables_add_core_vars(ngx_conf_t *cf) |
| 499 | 1481 { |
| 611 | 1482 ngx_int_t rc; |
| 1483 ngx_http_variable_t *v; | |
| 501 | 1484 ngx_http_core_main_conf_t *cmcf; |
| 499 | 1485 |
| 509 | 1486 cmcf = ngx_http_conf_get_module_main_conf(cf, ngx_http_core_module); |
| 1487 | |
| 611 | 1488 cmcf->variables_keys = ngx_pcalloc(cf->temp_pool, |
| 1489 sizeof(ngx_hash_keys_arrays_t)); | |
| 1490 if (cmcf->variables_keys == NULL) { | |
| 1491 return NGX_ERROR; | |
| 1492 } | |
| 1493 | |
| 1494 cmcf->variables_keys->pool = cf->pool; | |
| 1495 cmcf->variables_keys->temp_pool = cf->pool; | |
| 1496 | |
| 1497 if (ngx_hash_keys_array_init(cmcf->variables_keys, NGX_HASH_SMALL) | |
| 1498 != NGX_OK) | |
| 509 | 1499 { |
| 499 | 1500 return NGX_ERROR; |
| 1501 } | |
| 1502 | |
| 611 | 1503 for (v = ngx_http_core_variables; v->name.len; v++) { |
| 1504 rc = ngx_hash_add_key(cmcf->variables_keys, &v->name, v, | |
| 1505 NGX_HASH_READONLY_KEY); | |
| 1506 | |
| 1507 if (rc == NGX_OK) { | |
| 1508 continue; | |
| 499 | 1509 } |
| 1510 | |
| 611 | 1511 if (rc == NGX_BUSY) { |
| 1512 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, | |
| 1513 "conflicting variable name \"%V\"", &v->name); | |
| 1514 } | |
| 1515 | |
| 1516 return NGX_ERROR; | |
| 499 | 1517 } |
| 1518 | |
| 1519 return NGX_OK; | |
| 1520 } | |
| 509 | 1521 |
| 1522 | |
| 1523 ngx_int_t | |
| 1524 ngx_http_variables_init_vars(ngx_conf_t *cf) | |
| 1525 { | |
| 1526 ngx_uint_t i, n; | |
| 611 | 1527 ngx_hash_key_t *key; |
| 1528 ngx_hash_init_t hash; | |
| 509 | 1529 ngx_http_variable_t *v, *av; |
| 1530 ngx_http_core_main_conf_t *cmcf; | |
| 1531 | |
| 1532 /* set the handlers for the indexed http variables */ | |
| 1533 | |
| 1534 cmcf = ngx_http_conf_get_module_main_conf(cf, ngx_http_core_module); | |
| 1535 | |
| 1536 v = cmcf->variables.elts; | |
| 611 | 1537 key = cmcf->variables_keys->keys.elts; |
| 509 | 1538 |
| 1539 for (i = 0; i < cmcf->variables.nelts; i++) { | |
| 1540 | |
| 611 | 1541 for (n = 0; n < cmcf->variables_keys->keys.nelts; n++) { |
| 509 | 1542 |
|
1191
0eb2dc4fdea8
fix segfault introduced in r1190
Igor Sysoev <igor@sysoev.ru>
parents:
1173
diff
changeset
|
1543 av = key[n].value; |
|
0eb2dc4fdea8
fix segfault introduced in r1190
Igor Sysoev <igor@sysoev.ru>
parents:
1173
diff
changeset
|
1544 |
|
0eb2dc4fdea8
fix segfault introduced in r1190
Igor Sysoev <igor@sysoev.ru>
parents:
1173
diff
changeset
|
1545 if (av->get_handler |
|
0eb2dc4fdea8
fix segfault introduced in r1190
Igor Sysoev <igor@sysoev.ru>
parents:
1173
diff
changeset
|
1546 && v[i].name.len == key[n].key.len |
| 611 | 1547 && ngx_strncmp(v[i].name.data, key[n].key.data, v[i].name.len) |
| 509 | 1548 == 0) |
| 1549 { | |
| 637 | 1550 v[i].get_handler = av->get_handler; |
| 611 | 1551 v[i].data = av->data; |
| 527 | 1552 |
| 611 | 1553 av->flags |= NGX_HTTP_VAR_INDEXED; |
| 1554 v[i].flags = av->flags; | |
| 509 | 1555 |
| 611 | 1556 av->index = i; |
| 533 | 1557 |
| 509 | 1558 goto next; |
| 1559 } | |
| 1560 } | |
| 1561 | |
| 1562 if (ngx_strncmp(v[i].name.data, "http_", 5) == 0) { | |
| 637 | 1563 v[i].get_handler = ngx_http_variable_unknown_header_in; |
| 577 | 1564 v[i].data = (uintptr_t) &v[i].name; |
| 1565 | |
| 1566 continue; | |
| 1567 } | |
| 1568 | |
| 1569 if (ngx_strncmp(v[i].name.data, "sent_http_", 10) == 0) { | |
| 637 | 1570 v[i].get_handler = ngx_http_variable_unknown_header_out; |
| 509 | 1571 v[i].data = (uintptr_t) &v[i].name; |
| 1572 | |
| 1573 continue; | |
| 1574 } | |
| 1575 | |
| 1162 | 1576 if (ngx_strncmp(v[i].name.data, "upstream_http_", 14) == 0) { |
| 1577 v[i].get_handler = ngx_http_upstream_header_variable; | |
| 1578 v[i].data = (uintptr_t) &v[i].name; | |
| 1565 | 1579 v[i].flags = NGX_HTTP_VAR_NOCACHEABLE; |
| 1162 | 1580 |
| 1581 continue; | |
| 1582 } | |
| 1583 | |
| 2307 | 1584 if (ngx_strncmp(v[i].name.data, "cookie_", 7) == 0) { |
| 1585 v[i].get_handler = ngx_http_variable_cookie; | |
| 1586 v[i].data = (uintptr_t) &v[i].name; | |
| 1587 | |
| 1588 continue; | |
| 1589 } | |
| 1590 | |
| 2137 | 1591 if (ngx_strncmp(v[i].name.data, "arg_", 4) == 0) { |
| 1592 v[i].get_handler = ngx_http_variable_argument; | |
| 1593 v[i].data = (uintptr_t) &v[i].name; | |
| 1594 | |
| 1595 continue; | |
| 1596 } | |
| 1597 | |
| 509 | 1598 ngx_log_error(NGX_LOG_EMERG, cf->log, 0, |
| 1599 "unknown \"%V\" variable", &v[i].name); | |
| 1600 | |
| 1601 return NGX_ERROR; | |
| 1602 | |
| 1603 next: | |
| 1604 continue; | |
| 1605 } | |
| 1606 | |
| 1607 | |
| 611 | 1608 for (n = 0; n < cmcf->variables_keys->keys.nelts; n++) { |
| 1609 av = key[n].value; | |
| 1610 | |
| 1611 if (av->flags & NGX_HTTP_VAR_NOHASH) { | |
| 1612 key[n].key.data = NULL; | |
| 583 | 1613 } |
| 1614 } | |
| 1615 | |
| 1616 | |
| 611 | 1617 hash.hash = &cmcf->variables_hash; |
| 1618 hash.key = ngx_hash_key; | |
| 1619 hash.max_size = cmcf->variables_hash_max_size; | |
| 1620 hash.bucket_size = cmcf->variables_hash_bucket_size; | |
| 1621 hash.name = "variables_hash"; | |
| 1622 hash.pool = cf->pool; | |
| 1623 hash.temp_pool = NULL; | |
| 509 | 1624 |
| 611 | 1625 if (ngx_hash_init(&hash, cmcf->variables_keys->keys.elts, |
| 1626 cmcf->variables_keys->keys.nelts) | |
| 581 | 1627 != NGX_OK) |
| 509 | 1628 { |
| 1629 return NGX_ERROR; | |
| 1630 } | |
| 1631 | |
| 611 | 1632 cmcf->variables_keys = NULL; |
| 509 | 1633 |
| 1634 return NGX_OK; | |
| 1635 } |