Mercurial > hg > nginx
annotate src/http/modules/ngx_http_proxy_module.c @ 1291:13a4ce6e7f1e
proxy_store and fastcgi_store
| author | Igor Sysoev <igor@sysoev.ru> |
|---|---|
| date | Thu, 12 Jul 2007 11:19:05 +0000 |
| parents | 99914ee62b48 |
| children | 5383f5232364 |
| rev | line source |
|---|---|
| 507 | 1 |
| 577 | 2 /* |
| 507 | 3 * Copyright (C) Igor Sysoev |
| 4 */ | |
| 5 | |
| 6 | |
| 7 #include <ngx_config.h> | |
| 8 #include <ngx_core.h> | |
| 9 #include <ngx_event.h> | |
| 10 #include <ngx_http.h> | |
| 11 | |
| 12 | |
| 509 | 13 typedef struct ngx_http_proxy_redirect_s ngx_http_proxy_redirect_t; |
| 14 | |
| 15 typedef ngx_int_t (*ngx_http_proxy_redirect_pt)(ngx_http_request_t *r, | |
| 16 ngx_table_elt_t *h, size_t prefix, ngx_http_proxy_redirect_t *pr); | |
| 507 | 17 |
| 509 | 18 struct ngx_http_proxy_redirect_s { |
| 651 | 19 ngx_http_proxy_redirect_pt handler; |
| 20 ngx_str_t redirect; | |
| 507 | 21 |
| 509 | 22 union { |
| 651 | 23 ngx_str_t text; |
| 509 | 24 |
| 25 struct { | |
| 651 | 26 void *lengths; |
| 27 void *values; | |
| 509 | 28 } vars; |
| 507 | 29 |
| 651 | 30 void *regex; |
| 509 | 31 } replacement; |
| 32 }; | |
| 33 | |
| 34 | |
| 35 typedef struct { | |
| 651 | 36 ngx_http_upstream_conf_t upstream; |
| 37 | |
| 38 ngx_array_t *flushes; | |
| 39 ngx_array_t *body_set_len; | |
| 40 ngx_array_t *body_set; | |
| 41 ngx_array_t *headers_set_len; | |
| 42 ngx_array_t *headers_set; | |
| 43 ngx_hash_t headers_set_hash; | |
| 44 | |
| 45 ngx_array_t *headers_source; | |
| 46 ngx_array_t *headers_names; | |
| 47 | |
| 48 ngx_array_t *redirects; | |
| 49 | |
| 50 ngx_str_t body_source; | |
| 51 | |
| 52 ngx_str_t method; | |
| 53 ngx_str_t host_header; | |
| 906 | 54 ngx_str_t port; |
| 651 | 55 |
| 56 ngx_flag_t redirect; | |
|
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57 |
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58 ngx_uint_t headers_hash_max_size; |
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59 ngx_uint_t headers_hash_bucket_size; |
| 507 | 60 } ngx_http_proxy_loc_conf_t; |
| 61 | |
| 62 | |
| 63 typedef struct { | |
| 651 | 64 ngx_uint_t status; |
| 65 ngx_uint_t status_count; | |
| 66 u_char *status_start; | |
| 67 u_char *status_end; | |
| 68 | |
| 69 size_t internal_body_length; | |
| 509 | 70 } ngx_http_proxy_ctx_t; |
| 507 | 71 |
| 72 | |
| 509 | 73 #define NGX_HTTP_PROXY_PARSE_NO_HEADER 20 |
| 507 | 74 |
| 75 | |
| 76 static ngx_int_t ngx_http_proxy_create_request(ngx_http_request_t *r); | |
| 77 static ngx_int_t ngx_http_proxy_reinit_request(ngx_http_request_t *r); | |
| 509 | 78 static ngx_int_t ngx_http_proxy_process_status_line(ngx_http_request_t *r); |
| 79 static ngx_int_t ngx_http_proxy_parse_status_line(ngx_http_request_t *r, | |
| 80 ngx_http_proxy_ctx_t *p); | |
| 507 | 81 static ngx_int_t ngx_http_proxy_process_header(ngx_http_request_t *r); |
| 82 static void ngx_http_proxy_abort_request(ngx_http_request_t *r); | |
| 83 static void ngx_http_proxy_finalize_request(ngx_http_request_t *r, | |
| 84 ngx_int_t rc); | |
| 85 | |
| 573 | 86 static ngx_int_t ngx_http_proxy_host_variable(ngx_http_request_t *r, |
| 87 ngx_http_variable_value_t *v, uintptr_t data); | |
| 88 static ngx_int_t ngx_http_proxy_port_variable(ngx_http_request_t *r, | |
| 89 ngx_http_variable_value_t *v, uintptr_t data); | |
| 90 static ngx_int_t | |
| 509 | 91 ngx_http_proxy_add_x_forwarded_for_variable(ngx_http_request_t *r, |
| 573 | 92 ngx_http_variable_value_t *v, uintptr_t data); |
| 577 | 93 static ngx_int_t |
| 94 ngx_http_proxy_internal_body_length_variable(ngx_http_request_t *r, | |
| 95 ngx_http_variable_value_t *v, uintptr_t data); | |
| 509 | 96 static ngx_int_t ngx_http_proxy_rewrite_redirect(ngx_http_request_t *r, |
| 97 ngx_table_elt_t *h, size_t prefix); | |
| 507 | 98 |
| 509 | 99 static ngx_int_t ngx_http_proxy_add_variables(ngx_conf_t *cf); |
| 507 | 100 static void *ngx_http_proxy_create_loc_conf(ngx_conf_t *cf); |
| 101 static char *ngx_http_proxy_merge_loc_conf(ngx_conf_t *cf, | |
| 102 void *parent, void *child); | |
| 103 | |
| 104 static char *ngx_http_proxy_pass(ngx_conf_t *cf, ngx_command_t *cmd, | |
| 105 void *conf); | |
| 509 | 106 static char *ngx_http_proxy_redirect(ngx_conf_t *cf, ngx_command_t *cmd, |
| 107 void *conf); | |
| 507 | 108 |
| 109 static char *ngx_http_proxy_lowat_check(ngx_conf_t *cf, void *post, void *data); | |
| 110 | |
| 884 | 111 static char *ngx_http_proxy_upstream_max_fails_unsupported(ngx_conf_t *cf, |
| 112 ngx_command_t *cmd, void *conf); | |
| 113 static char *ngx_http_proxy_upstream_fail_timeout_unsupported(ngx_conf_t *cf, | |
| 114 ngx_command_t *cmd, void *conf); | |
| 115 | |
| 509 | 116 |
| 507 | 117 static ngx_conf_post_t ngx_http_proxy_lowat_post = |
| 509 | 118 { ngx_http_proxy_lowat_check }; |
| 119 | |
| 581 | 120 static ngx_conf_deprecated_t ngx_conf_deprecated_proxy_header_buffer_size = { |
| 121 ngx_conf_deprecated, "proxy_header_buffer_size", "proxy_buffer_size" | |
| 122 }; | |
| 123 | |
| 657 | 124 static ngx_conf_deprecated_t ngx_conf_deprecated_proxy_redirect_errors = { |
| 125 ngx_conf_deprecated, "proxy_redirect_errors", "proxy_intercept_errors" | |
| 126 }; | |
| 127 | |
| 507 | 128 |
| 129 static ngx_conf_bitmask_t ngx_http_proxy_next_upstream_masks[] = { | |
| 130 { ngx_string("error"), NGX_HTTP_UPSTREAM_FT_ERROR }, | |
| 131 { ngx_string("timeout"), NGX_HTTP_UPSTREAM_FT_TIMEOUT }, | |
| 132 { ngx_string("invalid_header"), NGX_HTTP_UPSTREAM_FT_INVALID_HEADER }, | |
| 133 { ngx_string("http_500"), NGX_HTTP_UPSTREAM_FT_HTTP_500 }, | |
| 623 | 134 { ngx_string("http_503"), NGX_HTTP_UPSTREAM_FT_HTTP_503 }, |
| 507 | 135 { ngx_string("http_404"), NGX_HTTP_UPSTREAM_FT_HTTP_404 }, |
| 665 | 136 { ngx_string("off"), NGX_HTTP_UPSTREAM_FT_OFF }, |
| 507 | 137 { ngx_null_string, 0 } |
| 138 }; | |
| 139 | |
| 140 | |
| 141 static ngx_command_t ngx_http_proxy_commands[] = { | |
| 142 | |
| 143 { ngx_string("proxy_pass"), | |
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144 NGX_HTTP_LOC_CONF|NGX_HTTP_LIF_CONF|NGX_HTTP_LMT_CONF|NGX_CONF_TAKE1, |
| 507 | 145 ngx_http_proxy_pass, |
| 146 NGX_HTTP_LOC_CONF_OFFSET, | |
| 147 0, | |
| 148 NULL }, | |
| 149 | |
| 509 | 150 { ngx_string("proxy_redirect"), |
| 151 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE12, | |
| 152 ngx_http_proxy_redirect, | |
| 153 NGX_HTTP_LOC_CONF_OFFSET, | |
| 154 0, | |
| 155 NULL }, | |
| 156 | |
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157 { ngx_string("proxy_store"), |
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158 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE123, |
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159 ngx_conf_set_access_slot, |
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160 NGX_HTTP_LOC_CONF_OFFSET, |
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161 offsetof(ngx_http_proxy_loc_conf_t, upstream.store), |
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162 NULL }, |
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163 |
| 581 | 164 { ngx_string("proxy_buffering"), |
| 165 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG, | |
| 166 ngx_conf_set_flag_slot, | |
| 167 NGX_HTTP_LOC_CONF_OFFSET, | |
| 168 offsetof(ngx_http_proxy_loc_conf_t, upstream.buffering), | |
| 169 NULL }, | |
| 170 | |
| 629 | 171 { ngx_string("proxy_ignore_client_abort"), |
| 172 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG, | |
| 173 ngx_conf_set_flag_slot, | |
| 174 NGX_HTTP_LOC_CONF_OFFSET, | |
| 175 offsetof(ngx_http_proxy_loc_conf_t, upstream.ignore_client_abort), | |
| 176 NULL }, | |
| 177 | |
| 507 | 178 { ngx_string("proxy_connect_timeout"), |
| 179 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, | |
| 180 ngx_conf_set_msec_slot, | |
| 181 NGX_HTTP_LOC_CONF_OFFSET, | |
| 182 offsetof(ngx_http_proxy_loc_conf_t, upstream.connect_timeout), | |
| 183 NULL }, | |
| 184 | |
| 185 { ngx_string("proxy_send_timeout"), | |
| 186 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, | |
| 187 ngx_conf_set_msec_slot, | |
| 188 NGX_HTTP_LOC_CONF_OFFSET, | |
| 189 offsetof(ngx_http_proxy_loc_conf_t, upstream.send_timeout), | |
| 190 NULL }, | |
| 191 | |
| 192 { ngx_string("proxy_send_lowat"), | |
| 193 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, | |
| 194 ngx_conf_set_size_slot, | |
| 195 NGX_HTTP_LOC_CONF_OFFSET, | |
| 196 offsetof(ngx_http_proxy_loc_conf_t, upstream.send_lowat), | |
| 197 &ngx_http_proxy_lowat_post }, | |
| 198 | |
| 657 | 199 { ngx_string("proxy_intercept_errors"), |
| 200 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG, | |
| 201 ngx_conf_set_flag_slot, | |
| 202 NGX_HTTP_LOC_CONF_OFFSET, | |
| 203 offsetof(ngx_http_proxy_loc_conf_t, upstream.intercept_errors), | |
| 204 NULL }, | |
| 205 | |
| 509 | 206 { ngx_string("proxy_redirect_errors"), |
| 207 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG, | |
| 208 ngx_conf_set_flag_slot, | |
| 209 NGX_HTTP_LOC_CONF_OFFSET, | |
| 657 | 210 offsetof(ngx_http_proxy_loc_conf_t, upstream.intercept_errors), |
| 211 &ngx_conf_deprecated_proxy_redirect_errors }, | |
| 509 | 212 |
| 213 { ngx_string("proxy_set_header"), | |
| 214 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE2, | |
| 649 | 215 ngx_conf_set_keyval_slot, |
| 507 | 216 NGX_HTTP_LOC_CONF_OFFSET, |
| 509 | 217 offsetof(ngx_http_proxy_loc_conf_t, headers_source), |
| 507 | 218 NULL }, |
| 219 | |
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220 { ngx_string("proxy_headers_hash_max_size"), |
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221 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, |
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222 ngx_conf_set_num_slot, |
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223 NGX_HTTP_LOC_CONF_OFFSET, |
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224 offsetof(ngx_http_proxy_loc_conf_t, headers_hash_max_size), |
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225 NULL }, |
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226 |
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227 { ngx_string("proxy_headers_hash_bucket_size"), |
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228 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, |
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229 ngx_conf_set_num_slot, |
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230 NGX_HTTP_LOC_CONF_OFFSET, |
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231 offsetof(ngx_http_proxy_loc_conf_t, headers_hash_bucket_size), |
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232 NULL }, |
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233 |
| 577 | 234 { ngx_string("proxy_set_body"), |
| 235 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, | |
| 236 ngx_conf_set_str_slot, | |
| 237 NGX_HTTP_LOC_CONF_OFFSET, | |
| 238 offsetof(ngx_http_proxy_loc_conf_t, body_source), | |
| 239 NULL }, | |
| 240 | |
| 509 | 241 { ngx_string("proxy_method"), |
| 242 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, | |
| 561 | 243 ngx_conf_set_str_slot, |
| 509 | 244 NGX_HTTP_LOC_CONF_OFFSET, |
| 561 | 245 offsetof(ngx_http_proxy_loc_conf_t, method), |
| 246 NULL }, | |
| 509 | 247 |
| 248 { ngx_string("proxy_pass_request_headers"), | |
| 507 | 249 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG, |
| 250 ngx_conf_set_flag_slot, | |
| 251 NGX_HTTP_LOC_CONF_OFFSET, | |
| 509 | 252 offsetof(ngx_http_proxy_loc_conf_t, upstream.pass_request_headers), |
| 507 | 253 NULL }, |
| 254 | |
| 509 | 255 { ngx_string("proxy_pass_request_body"), |
| 507 | 256 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG, |
| 257 ngx_conf_set_flag_slot, | |
| 258 NGX_HTTP_LOC_CONF_OFFSET, | |
| 509 | 259 offsetof(ngx_http_proxy_loc_conf_t, upstream.pass_request_body), |
| 507 | 260 NULL }, |
| 261 | |
| 581 | 262 { ngx_string("proxy_buffer_size"), |
| 263 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, | |
| 264 ngx_conf_set_size_slot, | |
| 265 NGX_HTTP_LOC_CONF_OFFSET, | |
| 266 offsetof(ngx_http_proxy_loc_conf_t, upstream.buffer_size), | |
| 267 NULL }, | |
| 268 | |
| 507 | 269 { ngx_string("proxy_header_buffer_size"), |
| 270 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, | |
| 271 ngx_conf_set_size_slot, | |
| 272 NGX_HTTP_LOC_CONF_OFFSET, | |
| 581 | 273 offsetof(ngx_http_proxy_loc_conf_t, upstream.buffer_size), |
| 274 &ngx_conf_deprecated_proxy_header_buffer_size }, | |
| 507 | 275 |
| 276 { ngx_string("proxy_read_timeout"), | |
| 277 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, | |
| 278 ngx_conf_set_msec_slot, | |
| 279 NGX_HTTP_LOC_CONF_OFFSET, | |
| 280 offsetof(ngx_http_proxy_loc_conf_t, upstream.read_timeout), | |
| 281 NULL }, | |
| 282 | |
| 283 { ngx_string("proxy_buffers"), | |
| 284 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE2, | |
| 285 ngx_conf_set_bufs_slot, | |
| 286 NGX_HTTP_LOC_CONF_OFFSET, | |
| 287 offsetof(ngx_http_proxy_loc_conf_t, upstream.bufs), | |
| 288 NULL }, | |
| 289 | |
| 290 { ngx_string("proxy_busy_buffers_size"), | |
| 291 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, | |
| 292 ngx_conf_set_size_slot, | |
| 293 NGX_HTTP_LOC_CONF_OFFSET, | |
| 529 | 294 offsetof(ngx_http_proxy_loc_conf_t, upstream.busy_buffers_size_conf), |
| 507 | 295 NULL }, |
| 296 | |
| 297 { ngx_string("proxy_temp_path"), | |
| 298 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1234, | |
| 299 ngx_conf_set_path_slot, | |
| 300 NGX_HTTP_LOC_CONF_OFFSET, | |
| 301 offsetof(ngx_http_proxy_loc_conf_t, upstream.temp_path), | |
| 302 (void *) ngx_garbage_collector_temp_handler }, | |
| 303 | |
| 304 { ngx_string("proxy_max_temp_file_size"), | |
| 305 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, | |
| 306 ngx_conf_set_size_slot, | |
| 307 NGX_HTTP_LOC_CONF_OFFSET, | |
| 529 | 308 offsetof(ngx_http_proxy_loc_conf_t, upstream.max_temp_file_size_conf), |
| 507 | 309 NULL }, |
| 310 | |
| 311 { ngx_string("proxy_temp_file_write_size"), | |
| 312 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, | |
| 313 ngx_conf_set_size_slot, | |
| 314 NGX_HTTP_LOC_CONF_OFFSET, | |
| 529 | 315 offsetof(ngx_http_proxy_loc_conf_t, upstream.temp_file_write_size_conf), |
| 507 | 316 NULL }, |
| 317 | |
| 318 { ngx_string("proxy_next_upstream"), | |
| 547 | 319 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_1MORE, |
| 507 | 320 ngx_conf_set_bitmask_slot, |
| 321 NGX_HTTP_LOC_CONF_OFFSET, | |
| 322 offsetof(ngx_http_proxy_loc_conf_t, upstream.next_upstream), | |
| 323 &ngx_http_proxy_next_upstream_masks }, | |
| 324 | |
| 561 | 325 { ngx_string("proxy_upstream_max_fails"), |
| 326 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, | |
| 884 | 327 ngx_http_proxy_upstream_max_fails_unsupported, |
| 328 0, | |
| 329 0, | |
| 561 | 330 NULL }, |
| 331 | |
| 332 { ngx_string("proxy_upstream_fail_timeout"), | |
| 333 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, | |
| 884 | 334 ngx_http_proxy_upstream_fail_timeout_unsupported, |
| 335 0, | |
| 336 0, | |
| 561 | 337 NULL }, |
| 338 | |
| 649 | 339 { ngx_string("proxy_pass_header"), |
| 507 | 340 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG, |
| 649 | 341 ngx_conf_set_str_array_slot, |
| 507 | 342 NGX_HTTP_LOC_CONF_OFFSET, |
| 649 | 343 offsetof(ngx_http_proxy_loc_conf_t, upstream.pass_headers), |
| 507 | 344 NULL }, |
| 345 | |
| 649 | 346 { ngx_string("proxy_hide_header"), |
| 507 | 347 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG, |
| 649 | 348 ngx_conf_set_str_array_slot, |
| 507 | 349 NGX_HTTP_LOC_CONF_OFFSET, |
| 649 | 350 offsetof(ngx_http_proxy_loc_conf_t, upstream.hide_headers), |
| 507 | 351 NULL }, |
| 352 | |
| 353 ngx_null_command | |
| 354 }; | |
| 355 | |
| 356 | |
| 667 | 357 static ngx_http_module_t ngx_http_proxy_module_ctx = { |
| 509 | 358 ngx_http_proxy_add_variables, /* preconfiguration */ |
| 359 NULL, /* postconfiguration */ | |
| 507 | 360 |
| 361 NULL, /* create main configuration */ | |
| 362 NULL, /* init main configuration */ | |
| 363 | |
| 364 NULL, /* create server configuration */ | |
| 365 NULL, /* merge server configuration */ | |
| 366 | |
| 367 ngx_http_proxy_create_loc_conf, /* create location configration */ | |
| 368 ngx_http_proxy_merge_loc_conf /* merge location configration */ | |
| 369 }; | |
| 370 | |
| 371 | |
| 372 ngx_module_t ngx_http_proxy_module = { | |
| 509 | 373 NGX_MODULE_V1, |
| 507 | 374 &ngx_http_proxy_module_ctx, /* module context */ |
| 375 ngx_http_proxy_commands, /* module directives */ | |
| 376 NGX_HTTP_MODULE, /* module type */ | |
| 541 | 377 NULL, /* init master */ |
| 509 | 378 NULL, /* init module */ |
| 541 | 379 NULL, /* init process */ |
| 380 NULL, /* init thread */ | |
| 381 NULL, /* exit thread */ | |
| 382 NULL, /* exit process */ | |
| 383 NULL, /* exit master */ | |
| 384 NGX_MODULE_V1_PADDING | |
| 507 | 385 }; |
| 386 | |
| 387 | |
| 388 static char ngx_http_proxy_version[] = " HTTP/1.0" CRLF; | |
| 389 | |
| 509 | 390 |
| 649 | 391 static ngx_keyval_t ngx_http_proxy_headers[] = { |
| 392 { ngx_string("Host"), ngx_string("$proxy_host") }, | |
| 393 { ngx_string("Connection"), ngx_string("close") }, | |
| 394 { ngx_string("Keep-Alive"), ngx_string("") }, | |
| 395 { ngx_null_string, ngx_null_string } | |
| 396 }; | |
| 397 | |
| 398 | |
| 399 static ngx_str_t ngx_http_proxy_hide_headers[] = { | |
| 400 ngx_string("Date"), | |
| 401 ngx_string("Server"), | |
| 402 ngx_string("X-Pad"), | |
| 403 ngx_string("X-Accel-Expires"), | |
| 404 ngx_string("X-Accel-Redirect"), | |
| 405 ngx_string("X-Accel-Limit-Rate"), | |
| 406 ngx_string("X-Accel-Buffer"), | |
| 407 ngx_null_string | |
| 509 | 408 }; |
| 409 | |
| 410 | |
| 411 static ngx_http_variable_t ngx_http_proxy_vars[] = { | |
| 412 | |
| 637 | 413 { ngx_string("proxy_host"), NULL, ngx_http_proxy_host_variable, 0, |
| 583 | 414 NGX_HTTP_VAR_CHANGABLE|NGX_HTTP_VAR_NOHASH, 0 }, |
| 509 | 415 |
| 637 | 416 { ngx_string("proxy_port"), NULL, ngx_http_proxy_port_variable, 0, |
| 583 | 417 NGX_HTTP_VAR_CHANGABLE|NGX_HTTP_VAR_NOHASH, 0 }, |
| 509 | 418 |
| 637 | 419 { ngx_string("proxy_add_x_forwarded_for"), NULL, |
| 583 | 420 ngx_http_proxy_add_x_forwarded_for_variable, 0, NGX_HTTP_VAR_NOHASH, 0 }, |
| 509 | 421 |
| 422 #if 0 | |
| 637 | 423 { ngx_string("proxy_add_via"), NULL, NULL, 0, NGX_HTTP_VAR_NOHASH, 0 }, |
| 509 | 424 #endif |
| 425 | |
| 637 | 426 { ngx_string("proxy_internal_body_length"), NULL, |
| 583 | 427 ngx_http_proxy_internal_body_length_variable, 0, NGX_HTTP_VAR_NOHASH, 0 }, |
| 577 | 428 |
| 637 | 429 { ngx_null_string, NULL, NULL, 0, 0, 0 } |
| 509 | 430 }; |
| 507 | 431 |
| 432 | |
| 433 static ngx_int_t | |
| 434 ngx_http_proxy_handler(ngx_http_request_t *r) | |
| 577 | 435 { |
| 507 | 436 ngx_int_t rc; |
| 437 ngx_http_upstream_t *u; | |
| 438 ngx_http_proxy_loc_conf_t *plcf; | |
| 577 | 439 |
| 507 | 440 plcf = ngx_http_get_module_loc_conf(r, ngx_http_proxy_module); |
| 577 | 441 |
| 507 | 442 u = ngx_pcalloc(r->pool, sizeof(ngx_http_upstream_t)); |
| 443 if (u == NULL) { | |
| 444 return NGX_HTTP_INTERNAL_SERVER_ERROR; | |
| 445 } | |
| 577 | 446 |
| 507 | 447 u->peer.log = r->connection->log; |
| 448 u->peer.log_error = NGX_ERROR_ERR; | |
| 449 #if (NGX_THREADS) | |
| 450 u->peer.lock = &r->connection->lock; | |
| 451 #endif | |
| 452 | |
| 453 u->output.tag = (ngx_buf_tag_t) &ngx_http_proxy_module; | |
| 454 | |
| 455 u->conf = &plcf->upstream; | |
| 456 | |
| 457 u->create_request = ngx_http_proxy_create_request; | |
| 458 u->reinit_request = ngx_http_proxy_reinit_request; | |
| 509 | 459 u->process_header = ngx_http_proxy_process_status_line; |
| 507 | 460 u->abort_request = ngx_http_proxy_abort_request; |
| 461 u->finalize_request = ngx_http_proxy_finalize_request; | |
| 462 | |
| 509 | 463 if (plcf->redirects) { |
| 464 u->rewrite_redirect = ngx_http_proxy_rewrite_redirect; | |
| 465 } | |
| 466 | |
| 649 | 467 u->buffering = plcf->upstream.buffering; |
| 468 | |
| 469 u->pipe = ngx_pcalloc(r->pool, sizeof(ngx_event_pipe_t)); | |
| 470 if (u->pipe == NULL) { | |
| 471 return NGX_HTTP_INTERNAL_SERVER_ERROR; | |
| 581 | 472 } |
| 507 | 473 |
| 649 | 474 u->pipe->input_filter = ngx_event_pipe_copy_input_filter; |
| 475 | |
| 509 | 476 u->accel = 1; |
| 577 | 477 |
| 507 | 478 r->upstream = u; |
| 479 | |
| 480 rc = ngx_http_read_client_request_body(r, ngx_http_upstream_init); | |
| 481 | |
| 482 if (rc >= NGX_HTTP_SPECIAL_RESPONSE) { | |
| 483 return rc; | |
| 484 } | |
| 485 | |
| 486 return NGX_DONE; | |
| 487 } | |
| 488 | |
| 489 | |
| 490 static ngx_int_t | |
| 491 ngx_http_proxy_create_request(ngx_http_request_t *r) | |
| 492 { | |
| 577 | 493 size_t len, loc_len, body_len; |
| 509 | 494 uintptr_t escape; |
| 495 ngx_buf_t *b; | |
| 649 | 496 ngx_str_t method; |
| 497 ngx_uint_t i, unparsed_uri; | |
| 509 | 498 ngx_chain_t *cl, *body; |
| 499 ngx_list_part_t *part; | |
| 500 ngx_table_elt_t *header; | |
| 501 ngx_http_upstream_t *u; | |
| 577 | 502 ngx_http_proxy_ctx_t *p; |
| 509 | 503 ngx_http_script_code_pt code; |
| 504 ngx_http_script_engine_t e, le; | |
| 505 ngx_http_proxy_loc_conf_t *plcf; | |
| 506 ngx_http_script_len_code_pt lcode; | |
| 507 | 507 |
| 508 u = r->upstream; | |
| 509 | |
| 510 plcf = ngx_http_get_module_loc_conf(r, ngx_http_proxy_module); | |
| 511 | |
| 577 | 512 p = ngx_pcalloc(r->pool, sizeof(ngx_http_proxy_ctx_t)); |
| 513 if (p == NULL) { | |
| 514 return NGX_HTTP_INTERNAL_SERVER_ERROR; | |
| 515 } | |
| 516 | |
| 517 ngx_http_set_ctx(r, p, ngx_http_proxy_module); | |
| 518 | |
| 507 | 519 len = sizeof(ngx_http_proxy_version) - 1 + sizeof(CRLF) - 1; |
| 520 | |
| 561 | 521 if (u->method.len) { |
| 522 /* HEAD was changed to GET to cache response */ | |
| 523 method = u->method; | |
| 524 method.len++; | |
| 525 | |
| 526 } else if (plcf->method.len) { | |
| 527 method = plcf->method; | |
| 528 | |
| 507 | 529 } else { |
| 561 | 530 method = r->method_name; |
| 531 method.len++; | |
| 507 | 532 } |
| 533 | |
| 561 | 534 len += method.len + u->conf->uri.len; |
| 535 | |
| 507 | 536 escape = 0; |
| 509 | 537 |
| 627 | 538 loc_len = (r->valid_location && u->conf->uri.len) ? u->conf->location.len: |
| 539 0; | |
| 509 | 540 |
| 609 | 541 if (u->conf->uri.len == 0 && r->valid_unparsed_uri && r == r->main) { |
| 542 unparsed_uri = 1; | |
| 539 | 543 len += r->unparsed_uri.len; |
| 507 | 544 |
| 545 } else { | |
| 609 | 546 unparsed_uri = 0; |
| 507 | 547 if (r->quoted_uri) { |
| 509 | 548 escape = 2 * ngx_escape_uri(NULL, r->uri.data + loc_len, |
| 549 r->uri.len - loc_len, NGX_ESCAPE_URI); | |
| 507 | 550 } |
| 551 | |
| 509 | 552 len += r->uri.len - loc_len + escape + sizeof("?") - 1 + r->args.len; |
| 507 | 553 } |
| 554 | |
| 573 | 555 ngx_http_script_flush_no_cachable_variables(r, plcf->flushes); |
| 556 | |
| 577 | 557 if (plcf->body_set_len) { |
| 558 le.ip = plcf->body_set_len->elts; | |
| 559 le.request = r; | |
| 560 le.flushed = 1; | |
| 561 body_len = 0; | |
| 562 | |
| 563 while (*(uintptr_t *) le.ip) { | |
| 564 lcode = *(ngx_http_script_len_code_pt *) le.ip; | |
| 565 body_len += lcode(&le); | |
| 566 } | |
| 567 | |
| 568 p->internal_body_length = body_len; | |
| 569 len += body_len; | |
| 570 } | |
| 571 | |
| 509 | 572 le.ip = plcf->headers_set_len->elts; |
| 573 le.request = r; | |
| 573 | 574 le.flushed = 1; |
| 507 | 575 |
| 509 | 576 while (*(uintptr_t *) le.ip) { |
| 577 while (*(uintptr_t *) le.ip) { | |
| 578 lcode = *(ngx_http_script_len_code_pt *) le.ip; | |
| 579 len += lcode(&le); | |
| 580 } | |
| 581 le.ip += sizeof(uintptr_t); | |
| 507 | 582 } |
| 583 | |
| 584 | |
| 509 | 585 if (plcf->upstream.pass_request_headers) { |
| 586 part = &r->headers_in.headers.part; | |
| 587 header = part->elts; | |
| 588 | |
| 589 for (i = 0; /* void */; i++) { | |
| 507 | 590 |
| 509 | 591 if (i >= part->nelts) { |
| 592 if (part->next == NULL) { | |
| 593 break; | |
| 594 } | |
| 595 | |
| 596 part = part->next; | |
| 597 header = part->elts; | |
| 577 | 598 i = 0; |
| 507 | 599 } |
| 600 | |
| 649 | 601 if (ngx_hash_find(&plcf->headers_set_hash, header[i].hash, |
| 602 header[i].lowcase_key, header[i].key.len)) | |
| 509 | 603 { |
| 604 continue; | |
| 605 } | |
| 606 | |
| 607 len += header[i].key.len + sizeof(": ") - 1 | |
| 608 + header[i].value.len + sizeof(CRLF) - 1; | |
| 507 | 609 } |
| 509 | 610 } |
| 507 | 611 |
| 612 | |
| 613 b = ngx_create_temp_buf(r->pool, len); | |
| 614 if (b == NULL) { | |
| 615 return NGX_ERROR; | |
| 616 } | |
| 617 | |
| 618 cl = ngx_alloc_chain_link(r->pool); | |
| 619 if (cl == NULL) { | |
| 620 return NGX_ERROR; | |
| 621 } | |
| 622 | |
| 623 cl->buf = b; | |
| 624 | |
| 625 | |
| 626 /* the request line */ | |
| 627 | |
| 573 | 628 b->last = ngx_copy(b->last, method.data, method.len); |
| 507 | 629 |
| 555 | 630 u->uri.data = b->last; |
| 631 | |
| 609 | 632 if (unparsed_uri) { |
| 573 | 633 b->last = ngx_copy(b->last, r->unparsed_uri.data, r->unparsed_uri.len); |
| 634 | |
| 507 | 635 } else { |
| 555 | 636 if (r->valid_location) { |
| 573 | 637 b->last = ngx_copy(b->last, u->conf->uri.data, u->conf->uri.len); |
| 555 | 638 } |
| 551 | 639 |
| 507 | 640 if (escape) { |
| 509 | 641 ngx_escape_uri(b->last, r->uri.data + loc_len, |
| 642 r->uri.len - loc_len, NGX_ESCAPE_URI); | |
| 643 b->last += r->uri.len - loc_len + escape; | |
| 507 | 644 |
| 577 | 645 } else { |
| 573 | 646 b->last = ngx_copy(b->last, r->uri.data + loc_len, |
| 647 r->uri.len - loc_len); | |
| 507 | 648 } |
| 649 | |
| 650 if (r->args.len > 0) { | |
| 651 *b->last++ = '?'; | |
| 573 | 652 b->last = ngx_copy(b->last, r->args.data, r->args.len); |
| 507 | 653 } |
| 654 } | |
| 655 | |
| 555 | 656 u->uri.len = b->last - u->uri.data; |
| 657 | |
| 507 | 658 b->last = ngx_cpymem(b->last, ngx_http_proxy_version, |
| 659 sizeof(ngx_http_proxy_version) - 1); | |
| 660 | |
| 577 | 661 ngx_memzero(&e, sizeof(ngx_http_script_engine_t)); |
| 507 | 662 |
| 663 e.ip = plcf->headers_set->elts; | |
| 664 e.pos = b->last; | |
| 509 | 665 e.request = r; |
| 573 | 666 e.flushed = 1; |
| 507 | 667 |
| 509 | 668 le.ip = plcf->headers_set_len->elts; |
| 669 | |
| 670 while (*(uintptr_t *) le.ip) { | |
| 671 lcode = *(ngx_http_script_len_code_pt *) le.ip; | |
| 515 | 672 |
| 673 /* skip the header line name length */ | |
| 674 (void) lcode(&le); | |
| 509 | 675 |
| 676 if (*(ngx_http_script_len_code_pt *) le.ip) { | |
| 677 | |
| 678 for (len = 0; *(uintptr_t *) le.ip; len += lcode(&le)) { | |
| 679 lcode = *(ngx_http_script_len_code_pt *) le.ip; | |
| 680 } | |
| 681 | |
| 682 e.skip = (len == sizeof(CRLF) - 1) ? 1 : 0; | |
| 683 | |
| 684 } else { | |
| 685 e.skip = 0; | |
| 686 } | |
| 687 | |
| 688 le.ip += sizeof(uintptr_t); | |
| 689 | |
| 690 while (*(uintptr_t *) e.ip) { | |
| 691 code = *(ngx_http_script_code_pt *) e.ip; | |
| 692 code((ngx_http_script_engine_t *) &e); | |
| 577 | 693 } |
| 509 | 694 e.ip += sizeof(uintptr_t); |
| 507 | 695 } |
| 696 | |
| 697 b->last = e.pos; | |
| 698 | |
| 699 | |
| 509 | 700 if (plcf->upstream.pass_request_headers) { |
| 701 part = &r->headers_in.headers.part; | |
| 702 header = part->elts; | |
| 577 | 703 |
| 509 | 704 for (i = 0; /* void */; i++) { |
| 507 | 705 |
| 509 | 706 if (i >= part->nelts) { |
| 707 if (part->next == NULL) { | |
| 708 break; | |
| 709 } | |
| 710 | |
| 711 part = part->next; | |
| 712 header = part->elts; | |
| 577 | 713 i = 0; |
| 507 | 714 } |
| 715 | |
| 649 | 716 if (ngx_hash_find(&plcf->headers_set_hash, header[i].hash, |
| 717 header[i].lowcase_key, header[i].key.len)) | |
| 509 | 718 { |
| 719 continue; | |
| 720 } | |
| 507 | 721 |
| 573 | 722 b->last = ngx_copy(b->last, header[i].key.data, header[i].key.len); |
| 507 | 723 |
| 509 | 724 *b->last++ = ':'; *b->last++ = ' '; |
| 507 | 725 |
| 573 | 726 b->last = ngx_copy(b->last, header[i].value.data, |
| 727 header[i].value.len); | |
| 507 | 728 |
| 509 | 729 *b->last++ = CR; *b->last++ = LF; |
| 507 | 730 |
| 509 | 731 ngx_log_debug2(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
| 732 "http proxy header: \"%V: %V\"", | |
| 733 &header[i].key, &header[i].value); | |
| 734 } | |
| 507 | 735 } |
| 736 | |
| 577 | 737 |
| 507 | 738 /* add "\r\n" at the header end */ |
| 739 *b->last++ = CR; *b->last++ = LF; | |
| 740 | |
| 577 | 741 if (plcf->body_set) { |
| 742 e.ip = plcf->body_set->elts; | |
| 743 e.pos = b->last; | |
| 744 | |
| 745 while (*(uintptr_t *) e.ip) { | |
| 746 code = *(ngx_http_script_code_pt *) e.ip; | |
| 747 code((ngx_http_script_engine_t *) &e); | |
| 748 } | |
| 579 | 749 |
| 750 b->last = e.pos; | |
| 577 | 751 } |
| 752 | |
| 507 | 753 #if (NGX_DEBUG) |
| 754 { | |
| 755 ngx_str_t s; | |
| 756 | |
| 757 s.len = b->last - b->pos; | |
| 758 s.data = b->pos; | |
| 759 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
| 760 "http proxy header:\n\"%V\"", &s); | |
| 761 } | |
| 762 #endif | |
| 763 | |
| 577 | 764 if (plcf->body_set == NULL && plcf->upstream.pass_request_body) { |
| 509 | 765 |
| 766 body = u->request_bufs; | |
| 767 u->request_bufs = cl; | |
| 768 | |
| 769 while (body) { | |
| 770 b = ngx_alloc_buf(r->pool); | |
| 771 if (b == NULL) { | |
| 772 return NGX_ERROR; | |
| 773 } | |
| 774 | |
| 775 ngx_memcpy(b, body->buf, sizeof(ngx_buf_t)); | |
| 776 | |
| 777 cl->next = ngx_alloc_chain_link(r->pool); | |
| 778 if (cl->next == NULL) { | |
| 779 return NGX_ERROR; | |
| 780 } | |
| 781 | |
| 782 cl = cl->next; | |
| 783 cl->buf = b; | |
| 784 | |
| 785 body = body->next; | |
| 786 } | |
| 787 | |
| 611 | 788 b->flush = 1; |
| 789 | |
| 509 | 790 } else { |
| 791 u->request_bufs = cl; | |
| 792 } | |
| 793 | |
| 794 cl->next = NULL; | |
| 795 | |
| 507 | 796 return NGX_OK; |
| 797 } | |
| 798 | |
| 799 | |
| 800 static ngx_int_t | |
| 801 ngx_http_proxy_reinit_request(ngx_http_request_t *r) | |
| 802 { | |
| 509 | 803 ngx_http_proxy_ctx_t *p; |
| 804 | |
| 805 p = ngx_http_get_module_ctx(r, ngx_http_proxy_module); | |
| 806 | |
| 807 if (p == NULL) { | |
| 808 return NGX_OK; | |
| 809 } | |
| 810 | |
| 811 p->status = 0; | |
| 812 p->status_count = 0; | |
| 813 p->status_start = NULL; | |
| 814 p->status_end = NULL; | |
| 815 | |
| 816 r->upstream->process_header = ngx_http_proxy_process_status_line; | |
| 817 | |
| 818 return NGX_OK; | |
| 819 } | |
| 820 | |
| 821 | |
| 822 static ngx_int_t | |
| 823 ngx_http_proxy_process_status_line(ngx_http_request_t *r) | |
| 824 { | |
| 825 ngx_int_t rc; | |
| 826 ngx_http_upstream_t *u; | |
| 827 ngx_http_proxy_ctx_t *p; | |
| 828 | |
| 829 p = ngx_http_get_module_ctx(r, ngx_http_proxy_module); | |
| 830 | |
| 831 if (p == NULL) { | |
| 577 | 832 return NGX_HTTP_INTERNAL_SERVER_ERROR; |
| 509 | 833 } |
| 834 | |
| 835 rc = ngx_http_proxy_parse_status_line(r, p); | |
| 836 | |
| 837 if (rc == NGX_AGAIN) { | |
| 838 return rc; | |
| 839 } | |
| 840 | |
| 841 u = r->upstream; | |
| 842 | |
| 843 if (rc == NGX_HTTP_PROXY_PARSE_NO_HEADER) { | |
| 844 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, | |
| 577 | 845 "upstream sent no valid HTTP/1.0 header"); |
| 509 | 846 |
| 619 | 847 #if 0 |
| 509 | 848 if (u->accel) { |
| 849 return NGX_HTTP_UPSTREAM_INVALID_HEADER; | |
| 850 } | |
| 619 | 851 #endif |
| 509 | 852 |
| 853 r->http_version = NGX_HTTP_VERSION_9; | |
| 854 p->status = NGX_HTTP_OK; | |
| 577 | 855 |
| 509 | 856 return NGX_OK; |
| 857 } | |
| 858 | |
| 529 | 859 u->headers_in.status_n = p->status; |
| 509 | 860 u->state->status = p->status; |
| 861 | |
| 529 | 862 u->headers_in.status_line.len = p->status_end - p->status_start; |
| 863 u->headers_in.status_line.data = ngx_palloc(r->pool, | |
| 864 u->headers_in.status_line.len); | |
| 865 if (u->headers_in.status_line.data == NULL) { | |
| 509 | 866 return NGX_HTTP_INTERNAL_SERVER_ERROR; |
| 867 } | |
| 573 | 868 |
| 529 | 869 ngx_memcpy(u->headers_in.status_line.data, p->status_start, |
| 870 u->headers_in.status_line.len); | |
| 509 | 871 |
| 872 ngx_log_debug2(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
| 873 "http proxy status %ui \"%V\"", | |
| 936 | 874 u->headers_in.status_n, &u->headers_in.status_line); |
| 509 | 875 |
| 876 u->process_header = ngx_http_proxy_process_header; | |
| 877 | |
| 878 return ngx_http_proxy_process_header(r); | |
| 879 } | |
| 880 | |
| 881 | |
| 882 static ngx_int_t | |
| 883 ngx_http_proxy_parse_status_line(ngx_http_request_t *r, ngx_http_proxy_ctx_t *p) | |
| 884 { | |
| 885 u_char ch; | |
| 886 u_char *pos; | |
| 887 ngx_http_upstream_t *u; | |
| 888 enum { | |
| 889 sw_start = 0, | |
| 890 sw_H, | |
| 891 sw_HT, | |
| 892 sw_HTT, | |
| 893 sw_HTTP, | |
| 894 sw_first_major_digit, | |
| 895 sw_major_digit, | |
| 896 sw_first_minor_digit, | |
| 897 sw_minor_digit, | |
| 898 sw_status, | |
| 899 sw_space_after_status, | |
| 900 sw_status_text, | |
| 901 sw_almost_done | |
| 577 | 902 } state; |
| 509 | 903 |
| 904 u = r->upstream; | |
| 905 | |
| 906 state = r->state; | |
| 907 | |
| 581 | 908 for (pos = u->buffer.pos; pos < u->buffer.last; pos++) { |
| 509 | 909 ch = *pos; |
| 910 | |
| 911 switch (state) { | |
| 912 | |
| 913 /* "HTTP/" */ | |
| 914 case sw_start: | |
| 915 switch (ch) { | |
| 577 | 916 case 'H': |
| 509 | 917 state = sw_H; |
| 918 break; | |
| 919 default: | |
| 920 return NGX_HTTP_PROXY_PARSE_NO_HEADER; | |
| 921 } | |
| 922 break; | |
| 923 | |
| 577 | 924 case sw_H: |
| 509 | 925 switch (ch) { |
| 577 | 926 case 'T': |
| 509 | 927 state = sw_HT; |
| 928 break; | |
| 929 default: | |
| 930 return NGX_HTTP_PROXY_PARSE_NO_HEADER; | |
| 931 } | |
| 932 break; | |
| 933 | |
| 934 case sw_HT: | |
| 935 switch (ch) { | |
| 577 | 936 case 'T': |
| 509 | 937 state = sw_HTT; |
| 938 break; | |
| 939 default: | |
| 940 return NGX_HTTP_PROXY_PARSE_NO_HEADER; | |
| 941 } | |
| 942 break; | |
| 943 | |
| 944 case sw_HTT: | |
| 945 switch (ch) { | |
| 577 | 946 case 'P': |
| 509 | 947 state = sw_HTTP; |
| 948 break; | |
| 949 default: | |
| 950 return NGX_HTTP_PROXY_PARSE_NO_HEADER; | |
| 951 } | |
| 952 break; | |
| 953 | |
| 954 case sw_HTTP: | |
| 955 switch (ch) { | |
| 577 | 956 case '/': |
| 509 | 957 state = sw_first_major_digit; |
| 958 break; | |
| 959 default: | |
| 960 return NGX_HTTP_PROXY_PARSE_NO_HEADER; | |
| 961 } | |
| 962 break; | |
| 963 | |
| 964 /* the first digit of major HTTP version */ | |
| 965 case sw_first_major_digit: | |
| 966 if (ch < '1' || ch > '9') { | |
| 967 return NGX_HTTP_PROXY_PARSE_NO_HEADER; | |
| 968 } | |
| 969 | |
| 970 state = sw_major_digit; | |
| 971 break; | |
| 972 | |
| 973 /* the major HTTP version or dot */ | |
| 974 case sw_major_digit: | |
| 975 if (ch == '.') { | |
| 976 state = sw_first_minor_digit; | |
| 977 break; | |
| 978 } | |
| 979 | |
| 980 if (ch < '0' || ch > '9') { | |
| 981 return NGX_HTTP_PROXY_PARSE_NO_HEADER; | |
| 982 } | |
| 983 | |
| 984 break; | |
| 985 | |
| 986 /* the first digit of minor HTTP version */ | |
| 987 case sw_first_minor_digit: | |
| 988 if (ch < '0' || ch > '9') { | |
| 989 return NGX_HTTP_PROXY_PARSE_NO_HEADER; | |
| 990 } | |
| 991 | |
| 992 state = sw_minor_digit; | |
| 993 break; | |
| 994 | |
| 995 /* the minor HTTP version or the end of the request line */ | |
| 996 case sw_minor_digit: | |
| 997 if (ch == ' ') { | |
| 998 state = sw_status; | |
| 999 break; | |
| 1000 } | |
| 1001 | |
| 1002 if (ch < '0' || ch > '9') { | |
| 1003 return NGX_HTTP_PROXY_PARSE_NO_HEADER; | |
| 1004 } | |
| 1005 | |
| 1006 break; | |
| 1007 | |
| 1008 /* HTTP status code */ | |
| 1009 case sw_status: | |
| 619 | 1010 if (ch == ' ') { |
| 1011 break; | |
| 1012 } | |
| 1013 | |
| 509 | 1014 if (ch < '0' || ch > '9') { |
| 1015 return NGX_HTTP_PROXY_PARSE_NO_HEADER; | |
| 1016 } | |
| 1017 | |
| 1018 p->status = p->status * 10 + ch - '0'; | |
| 1019 | |
| 1020 if (++p->status_count == 3) { | |
| 1021 state = sw_space_after_status; | |
| 1022 p->status_start = pos - 2; | |
| 1023 } | |
| 1024 | |
| 1025 break; | |
| 1026 | |
| 1027 /* space or end of line */ | |
| 1028 case sw_space_after_status: | |
| 1029 switch (ch) { | |
| 577 | 1030 case ' ': |
| 509 | 1031 state = sw_status_text; |
| 1032 break; | |
| 1033 case '.': /* IIS may send 403.1, 403.2, etc */ | |
| 1034 state = sw_status_text; | |
| 1035 break; | |
| 1036 case CR: | |
| 1037 state = sw_almost_done; | |
| 1038 break; | |
| 1039 case LF: | |
| 1040 goto done; | |
| 1041 default: | |
| 1042 return NGX_HTTP_PROXY_PARSE_NO_HEADER; | |
| 1043 } | |
| 1044 break; | |
| 1045 | |
| 1046 /* any text until end of line */ | |
| 1047 case sw_status_text: | |
| 1048 switch (ch) { | |
| 1049 case CR: | |
| 1050 state = sw_almost_done; | |
| 1051 | |
| 1052 break; | |
| 1053 case LF: | |
| 1054 goto done; | |
| 1055 } | |
| 1056 break; | |
| 1057 | |
| 527 | 1058 /* end of status line */ |
| 509 | 1059 case sw_almost_done: |
| 1060 p->status_end = pos - 1; | |
| 1061 switch (ch) { | |
| 1062 case LF: | |
| 1063 goto done; | |
| 1064 default: | |
| 1065 return NGX_HTTP_PROXY_PARSE_NO_HEADER; | |
| 1066 } | |
| 1067 } | |
| 1068 } | |
| 1069 | |
| 581 | 1070 u->buffer.pos = pos; |
| 509 | 1071 r->state = state; |
| 1072 | |
| 1073 return NGX_AGAIN; | |
| 1074 | |
| 1075 done: | |
| 1076 | |
| 581 | 1077 u->buffer.pos = pos + 1; |
| 509 | 1078 |
| 1079 if (p->status_end == NULL) { | |
| 1080 p->status_end = pos; | |
| 1081 } | |
| 1082 | |
| 1083 r->state = sw_start; | |
| 1084 | |
| 507 | 1085 return NGX_OK; |
| 1086 } | |
| 1087 | |
| 1088 | |
| 1089 static ngx_int_t | |
| 1090 ngx_http_proxy_process_header(ngx_http_request_t *r) | |
| 1091 { | |
| 509 | 1092 ngx_int_t rc; |
| 649 | 1093 ngx_uint_t i; |
| 509 | 1094 ngx_table_elt_t *h; |
| 1095 ngx_http_upstream_header_t *hh; | |
| 1096 ngx_http_upstream_main_conf_t *umcf; | |
| 1097 | |
| 1098 umcf = ngx_http_get_module_main_conf(r, ngx_http_upstream_module); | |
| 1099 | |
| 1100 for ( ;; ) { | |
| 1101 | |
| 581 | 1102 rc = ngx_http_parse_header_line(r, &r->upstream->buffer); |
| 509 | 1103 |
| 1104 if (rc == NGX_OK) { | |
| 1105 | |
| 1106 /* a header line has been parsed successfully */ | |
| 507 | 1107 |
| 509 | 1108 h = ngx_list_push(&r->upstream->headers_in.headers); |
| 1109 if (h == NULL) { | |
| 1110 return NGX_HTTP_INTERNAL_SERVER_ERROR; | |
| 1111 } | |
| 1112 | |
| 1113 h->hash = r->header_hash; | |
| 1114 | |
| 1115 h->key.len = r->header_name_end - r->header_name_start; | |
| 1116 h->value.len = r->header_end - r->header_start; | |
| 1117 | |
| 1118 h->key.data = ngx_palloc(r->pool, | |
| 649 | 1119 h->key.len + 1 + h->value.len + 1 + h->key.len); |
| 509 | 1120 if (h->key.data == NULL) { |
| 1121 return NGX_HTTP_INTERNAL_SERVER_ERROR; | |
| 1122 } | |
| 1123 | |
| 1124 h->value.data = h->key.data + h->key.len + 1; | |
| 649 | 1125 h->lowcase_key = h->key.data + h->key.len + 1 + h->value.len + 1; |
| 507 | 1126 |
| 509 | 1127 ngx_cpystrn(h->key.data, r->header_name_start, h->key.len + 1); |
| 1128 ngx_cpystrn(h->value.data, r->header_start, h->value.len + 1); | |
| 1129 | |
| 649 | 1130 if (h->key.len == r->lowcase_index) { |
| 1131 ngx_memcpy(h->lowcase_key, r->lowcase_header, h->key.len); | |
| 1132 | |
| 1133 } else { | |
| 1134 for (i = 0; i < h->key.len; i++) { | |
| 1135 h->lowcase_key[i] = ngx_tolower(h->lowcase_key[i]); | |
| 509 | 1136 } |
| 1137 } | |
| 1138 | |
| 649 | 1139 hh = ngx_hash_find(&umcf->headers_in_hash, h->hash, |
| 1140 h->lowcase_key, h->key.len); | |
| 1141 | |
| 1142 if (hh && hh->handler(r, h, hh->offset) != NGX_OK) { | |
| 1143 return NGX_HTTP_INTERNAL_SERVER_ERROR; | |
| 1144 } | |
| 1145 | |
| 509 | 1146 ngx_log_debug2(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
| 1147 "http proxy header: \"%V: %V\"", | |
| 1148 &h->key, &h->value); | |
| 1149 | |
| 1150 continue; | |
| 1151 } | |
| 1152 | |
| 1153 if (rc == NGX_HTTP_PARSE_HEADER_DONE) { | |
| 1154 | |
| 1155 /* a whole header has been parsed successfully */ | |
| 1156 | |
| 1157 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
| 1158 "http proxy header done"); | |
| 1159 | |
| 649 | 1160 /* |
| 1161 * if no "Server" and "Date" in header line, | |
| 1162 * then add the special empty headers | |
| 1163 */ | |
| 1164 | |
| 1165 if (r->upstream->headers_in.server == NULL) { | |
| 1166 h = ngx_list_push(&r->upstream->headers_in.headers); | |
| 1167 if (h == NULL) { | |
| 1168 return NGX_HTTP_INTERNAL_SERVER_ERROR; | |
| 1169 } | |
| 1170 | |
| 1171 h->hash = ngx_hash(ngx_hash(ngx_hash(ngx_hash( | |
| 1172 ngx_hash('s', 'e'), 'r'), 'v'), 'e'), 'r'); | |
| 1173 | |
| 1174 h->key.len = sizeof("Server") - 1; | |
| 1175 h->key.data = (u_char *) "Server"; | |
| 1176 h->value.len = 0; | |
| 1177 h->value.data = NULL; | |
| 1178 h->lowcase_key = (u_char *) "server"; | |
| 1179 } | |
| 1180 | |
| 1181 if (r->upstream->headers_in.date == NULL) { | |
| 1182 h = ngx_list_push(&r->upstream->headers_in.headers); | |
| 1183 if (h == NULL) { | |
| 1184 return NGX_HTTP_INTERNAL_SERVER_ERROR; | |
| 1185 } | |
| 1186 | |
| 1187 h->hash = ngx_hash(ngx_hash(ngx_hash('d', 'a'), 't'), 'e'); | |
| 1188 | |
| 1189 h->key.len = sizeof("Date") - 1; | |
| 1190 h->key.data = (u_char *) "Date"; | |
| 1191 h->value.len = 0; | |
| 1192 h->value.data = NULL; | |
| 1193 h->lowcase_key = (u_char *) "date"; | |
| 1194 } | |
| 1195 | |
| 509 | 1196 return NGX_OK; |
| 1197 } | |
| 1198 | |
| 521 | 1199 if (rc == NGX_AGAIN) { |
| 1200 return NGX_AGAIN; | |
| 1201 } | |
| 1202 | |
| 509 | 1203 /* there was error while a header line parsing */ |
| 1204 | |
| 1205 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, | |
| 619 | 1206 "upstream sent invalid header"); |
| 509 | 1207 |
| 1208 return NGX_HTTP_UPSTREAM_INVALID_HEADER; | |
| 1209 } | |
| 507 | 1210 } |
| 1211 | |
| 1212 | |
| 1213 static void | |
| 1214 ngx_http_proxy_abort_request(ngx_http_request_t *r) | |
| 1215 { | |
| 1216 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
| 1217 "abort http proxy request"); | |
| 577 | 1218 |
| 507 | 1219 return; |
| 1220 } | |
| 1221 | |
| 1222 | |
| 1223 static void | |
| 1224 ngx_http_proxy_finalize_request(ngx_http_request_t *r, ngx_int_t rc) | |
| 577 | 1225 { |
| 507 | 1226 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
| 1227 "finalize http proxy request"); | |
| 1228 | |
| 1229 return; | |
| 1230 } | |
| 1231 | |
| 1232 | |
| 573 | 1233 static ngx_int_t |
| 1234 ngx_http_proxy_host_variable(ngx_http_request_t *r, | |
| 1235 ngx_http_variable_value_t *v, uintptr_t data) | |
| 507 | 1236 { |
| 509 | 1237 ngx_http_proxy_loc_conf_t *plcf; |
| 507 | 1238 |
| 509 | 1239 plcf = ngx_http_get_module_loc_conf(r, ngx_http_proxy_module); |
| 507 | 1240 |
| 573 | 1241 v->len = plcf->host_header.len; |
| 577 | 1242 v->valid = 1; |
| 573 | 1243 v->no_cachable = 0; |
| 1244 v->not_found = 0; | |
| 1245 v->data = plcf->host_header.data; | |
| 507 | 1246 |
| 573 | 1247 return NGX_OK; |
| 507 | 1248 } |
| 1249 | |
| 1250 | |
| 573 | 1251 static ngx_int_t |
| 1252 ngx_http_proxy_port_variable(ngx_http_request_t *r, | |
| 1253 ngx_http_variable_value_t *v, uintptr_t data) | |
| 507 | 1254 { |
| 1255 ngx_http_proxy_loc_conf_t *plcf; | |
| 1256 | |
| 1257 plcf = ngx_http_get_module_loc_conf(r, ngx_http_proxy_module); | |
| 1258 | |
| 906 | 1259 v->len = plcf->port.len; |
| 577 | 1260 v->valid = 1; |
| 573 | 1261 v->no_cachable = 0; |
| 1262 v->not_found = 0; | |
| 906 | 1263 v->data = plcf->port.data; |
| 509 | 1264 |
| 573 | 1265 return NGX_OK; |
| 509 | 1266 } |
| 1267 | |
| 1268 | |
| 573 | 1269 static ngx_int_t |
| 509 | 1270 ngx_http_proxy_add_x_forwarded_for_variable(ngx_http_request_t *r, |
| 573 | 1271 ngx_http_variable_value_t *v, uintptr_t data) |
| 509 | 1272 { |
| 573 | 1273 u_char *p; |
| 509 | 1274 |
| 577 | 1275 v->valid = 1; |
| 573 | 1276 v->no_cachable = 0; |
| 1277 v->not_found = 0; | |
| 509 | 1278 |
| 1279 if (r->headers_in.x_forwarded_for == NULL) { | |
| 573 | 1280 v->len = r->connection->addr_text.len; |
| 1281 v->data = r->connection->addr_text.data; | |
| 1282 return NGX_OK; | |
| 509 | 1283 } |
| 1284 | |
| 573 | 1285 v->len = r->headers_in.x_forwarded_for->value.len |
| 1286 + sizeof(", ") - 1 + r->connection->addr_text.len; | |
| 509 | 1287 |
| 573 | 1288 p = ngx_palloc(r->pool, v->len); |
| 509 | 1289 if (p == NULL) { |
| 573 | 1290 return NGX_ERROR; |
| 509 | 1291 } |
| 1292 | |
| 573 | 1293 v->data = p; |
| 509 | 1294 |
| 573 | 1295 p = ngx_copy(p, r->headers_in.x_forwarded_for->value.data, |
| 1296 r->headers_in.x_forwarded_for->value.len); | |
| 509 | 1297 |
| 1298 *p++ = ','; *p++ = ' '; | |
| 1299 | |
| 1300 ngx_memcpy(p, r->connection->addr_text.data, r->connection->addr_text.len); | |
| 1301 | |
| 573 | 1302 return NGX_OK; |
| 509 | 1303 } |
| 1304 | |
| 1305 | |
| 1306 static ngx_int_t | |
| 577 | 1307 ngx_http_proxy_internal_body_length_variable(ngx_http_request_t *r, |
| 1308 ngx_http_variable_value_t *v, uintptr_t data) | |
| 1309 { | |
| 1310 ngx_http_proxy_ctx_t *p; | |
| 1311 | |
| 1312 p = ngx_http_get_module_ctx(r, ngx_http_proxy_module); | |
| 1313 | |
| 1314 if (p == NULL) { | |
| 1315 v->not_found = 1; | |
| 1316 return NGX_OK; | |
| 1317 } | |
| 1318 | |
| 1319 v->valid = 1; | |
| 1320 v->no_cachable = 0; | |
| 1321 v->not_found = 0; | |
| 1322 | |
| 1323 v->data = ngx_palloc(r->connection->pool, NGX_SIZE_T_LEN); | |
| 1324 | |
| 1325 if (v->data == NULL) { | |
| 1326 return NGX_ERROR; | |
| 1327 } | |
| 1328 | |
| 1329 v->len = ngx_sprintf(v->data, "%uz", p->internal_body_length) - v->data; | |
| 1330 | |
| 1331 return NGX_OK; | |
| 1332 } | |
| 1333 | |
| 1334 | |
| 1335 static ngx_int_t | |
| 509 | 1336 ngx_http_proxy_rewrite_redirect(ngx_http_request_t *r, ngx_table_elt_t *h, |
| 1337 size_t prefix) | |
| 1338 { | |
| 1339 ngx_int_t rc; | |
| 1340 ngx_uint_t i; | |
| 1341 ngx_http_proxy_loc_conf_t *plcf; | |
| 1342 ngx_http_proxy_redirect_t *pr; | |
| 1343 | |
| 1344 plcf = ngx_http_get_module_loc_conf(r, ngx_http_proxy_module); | |
| 1345 | |
| 1346 pr = plcf->redirects->elts; | |
| 1347 | |
| 1348 if (pr == NULL) { | |
| 1349 return NGX_DECLINED; | |
| 1350 } | |
| 1351 | |
| 1352 for (i = 0; i < plcf->redirects->nelts; i++) { | |
| 605 | 1353 rc = pr[i].handler(r, h, prefix, &pr[i]); |
| 509 | 1354 |
| 1355 if (rc != NGX_DECLINED) { | |
| 1356 return rc; | |
| 1357 } | |
| 1358 } | |
| 1359 | |
| 1360 return NGX_DECLINED; | |
| 1361 } | |
| 1362 | |
| 1363 | |
| 1364 static ngx_int_t | |
| 1365 ngx_http_proxy_rewrite_redirect_text(ngx_http_request_t *r, ngx_table_elt_t *h, | |
| 1366 size_t prefix, ngx_http_proxy_redirect_t *pr) | |
| 1367 { | |
| 1368 size_t len; | |
| 1369 u_char *data, *p; | |
| 1370 | |
| 1371 if (pr->redirect.len > h->value.len - prefix | |
| 1372 || ngx_rstrncmp(h->value.data + prefix, pr->redirect.data, | |
| 1373 pr->redirect.len) != 0) | |
| 1374 { | |
| 1375 return NGX_DECLINED; | |
| 1376 } | |
| 1377 | |
| 1378 len = prefix + pr->replacement.text.len + h->value.len - pr->redirect.len; | |
| 507 | 1379 |
| 509 | 1380 data = ngx_palloc(r->pool, len); |
| 1381 if (data == NULL) { | |
| 1382 return NGX_ERROR; | |
| 1383 } | |
| 1384 | |
| 1385 p = data; | |
| 1386 | |
| 573 | 1387 p = ngx_copy(p, h->value.data, prefix); |
| 509 | 1388 |
| 653 | 1389 if (pr->replacement.text.len) { |
| 1390 p = ngx_copy(p, pr->replacement.text.data, pr->replacement.text.len); | |
| 1391 } | |
| 509 | 1392 |
| 1393 ngx_memcpy(p, h->value.data + prefix + pr->redirect.len, | |
| 1394 h->value.len - pr->redirect.len - prefix); | |
| 1395 | |
| 1396 h->value.len = len; | |
| 1397 h->value.data = data; | |
| 1398 | |
| 1399 return NGX_OK; | |
| 1400 } | |
| 1401 | |
| 1402 | |
| 1403 static ngx_int_t | |
| 1404 ngx_http_proxy_rewrite_redirect_vars(ngx_http_request_t *r, ngx_table_elt_t *h, | |
| 1405 size_t prefix, ngx_http_proxy_redirect_t *pr) | |
| 1406 { | |
| 1407 size_t len; | |
| 1408 u_char *data, *p; | |
| 1409 ngx_http_script_code_pt code; | |
| 1410 ngx_http_script_engine_t e; | |
| 1411 ngx_http_script_len_code_pt lcode; | |
| 1412 | |
| 1413 if (pr->redirect.len > h->value.len - prefix | |
| 1414 || ngx_rstrncmp(h->value.data + prefix, pr->redirect.data, | |
| 1415 pr->redirect.len) != 0) | |
| 1416 { | |
| 1417 return NGX_DECLINED; | |
| 1418 } | |
| 1419 | |
| 1420 ngx_memzero(&e, sizeof(ngx_http_script_engine_t)); | |
| 1421 | |
| 1422 e.ip = pr->replacement.vars.lengths; | |
| 1423 e.request = r; | |
| 1424 | |
|
723
ceb5ef29b119
fix proxy_redirect with variable
Igor Sysoev <igor@sysoev.ru>
parents:
673
diff
changeset
|
1425 len = prefix + h->value.len - pr->redirect.len; |
|
ceb5ef29b119
fix proxy_redirect with variable
Igor Sysoev <igor@sysoev.ru>
parents:
673
diff
changeset
|
1426 |
|
ceb5ef29b119
fix proxy_redirect with variable
Igor Sysoev <igor@sysoev.ru>
parents:
673
diff
changeset
|
1427 while (*(uintptr_t *) e.ip) { |
| 509 | 1428 lcode = *(ngx_http_script_len_code_pt *) e.ip; |
|
723
ceb5ef29b119
fix proxy_redirect with variable
Igor Sysoev <igor@sysoev.ru>
parents:
673
diff
changeset
|
1429 len += lcode(&e); |
| 509 | 1430 } |
| 1431 | |
| 1432 data = ngx_palloc(r->pool, len); | |
| 1433 if (data == NULL) { | |
| 1434 return NGX_ERROR; | |
| 1435 } | |
| 1436 | |
| 1437 p = data; | |
| 1438 | |
| 573 | 1439 p = ngx_copy(p, h->value.data, prefix); |
| 509 | 1440 |
| 1441 e.ip = pr->replacement.vars.values; | |
| 1442 e.pos = p; | |
| 1443 | |
| 1444 while (*(uintptr_t *) e.ip) { | |
| 1445 code = *(ngx_http_script_code_pt *) e.ip; | |
| 1446 code(&e); | |
| 1447 } | |
| 1448 | |
|
723
ceb5ef29b119
fix proxy_redirect with variable
Igor Sysoev <igor@sysoev.ru>
parents:
673
diff
changeset
|
1449 ngx_memcpy(e.pos, h->value.data + prefix + pr->redirect.len, |
|
ceb5ef29b119
fix proxy_redirect with variable
Igor Sysoev <igor@sysoev.ru>
parents:
673
diff
changeset
|
1450 h->value.len - pr->redirect.len - prefix); |
|
ceb5ef29b119
fix proxy_redirect with variable
Igor Sysoev <igor@sysoev.ru>
parents:
673
diff
changeset
|
1451 |
| 509 | 1452 h->value.len = len; |
| 1453 h->value.data = data; | |
| 1454 | |
| 1455 return NGX_OK; | |
| 1456 } | |
| 1457 | |
| 1458 | |
| 1459 static ngx_int_t | |
| 1460 ngx_http_proxy_add_variables(ngx_conf_t *cf) | |
| 1461 { | |
| 1462 ngx_http_variable_t *var, *v; | |
| 1463 | |
| 1464 for (v = ngx_http_proxy_vars; v->name.len; v++) { | |
| 1465 var = ngx_http_add_variable(cf, &v->name, v->flags); | |
| 1466 if (var == NULL) { | |
| 1467 return NGX_ERROR; | |
| 1468 } | |
| 1469 | |
| 637 | 1470 var->get_handler = v->get_handler; |
| 509 | 1471 var->data = v->data; |
| 1472 } | |
| 1473 | |
| 1474 return NGX_OK; | |
| 507 | 1475 } |
| 1476 | |
| 1477 | |
| 1478 static void * | |
| 1479 ngx_http_proxy_create_loc_conf(ngx_conf_t *cf) | |
| 1480 { | |
| 1481 ngx_http_proxy_loc_conf_t *conf; | |
| 1482 | |
| 1483 conf = ngx_pcalloc(cf->pool, sizeof(ngx_http_proxy_loc_conf_t)); | |
| 1484 if (conf == NULL) { | |
| 1485 return NGX_CONF_ERROR; | |
| 1486 } | |
| 1487 | |
| 1488 /* | |
| 1489 * set by ngx_pcalloc(): | |
| 1490 * | |
| 1491 * conf->upstream.bufs.num = 0; | |
| 1492 * conf->upstream.next_upstream = 0; | |
| 1493 * conf->upstream.temp_path = NULL; | |
| 649 | 1494 * conf->upstream.hide_headers_hash = { NULL, 0 }; |
| 1495 * conf->upstream.hide_headers = NULL; | |
| 1496 * conf->upstream.pass_headers = NULL; | |
| 509 | 1497 * conf->upstream.schema = { 0, NULL }; |
| 1498 * conf->upstream.uri = { 0, NULL }; | |
| 1499 * conf->upstream.location = NULL; | |
| 1500 * | |
| 561 | 1501 * conf->method = NULL; |
| 509 | 1502 * conf->headers_source = NULL; |
| 1503 * conf->headers_set_len = NULL; | |
| 1504 * conf->headers_set = NULL; | |
| 1505 * conf->headers_set_hash = NULL; | |
| 577 | 1506 * conf->body_set_len = NULL; |
| 1507 * conf->body_set = NULL; | |
| 1508 * conf->body_source = { 0, NULL }; | |
| 509 | 1509 * conf->rewrite_locations = NULL; |
| 507 | 1510 */ |
| 577 | 1511 |
|
1291
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1244
diff
changeset
|
1512 conf->upstream.store = NGX_CONF_UNSET_UINT; |
| 581 | 1513 conf->upstream.buffering = NGX_CONF_UNSET; |
| 629 | 1514 conf->upstream.ignore_client_abort = NGX_CONF_UNSET; |
| 581 | 1515 |
| 507 | 1516 conf->upstream.connect_timeout = NGX_CONF_UNSET_MSEC; |
| 1517 conf->upstream.send_timeout = NGX_CONF_UNSET_MSEC; | |
| 1518 conf->upstream.read_timeout = NGX_CONF_UNSET_MSEC; | |
| 1519 | |
| 1520 conf->upstream.send_lowat = NGX_CONF_UNSET_SIZE; | |
| 581 | 1521 conf->upstream.buffer_size = NGX_CONF_UNSET_SIZE; |
| 529 | 1522 |
| 1523 conf->upstream.busy_buffers_size_conf = NGX_CONF_UNSET_SIZE; | |
| 577 | 1524 conf->upstream.max_temp_file_size_conf = NGX_CONF_UNSET_SIZE; |
| 529 | 1525 conf->upstream.temp_file_write_size_conf = NGX_CONF_UNSET_SIZE; |
| 509 | 1526 |
| 1527 conf->upstream.pass_request_headers = NGX_CONF_UNSET; | |
| 1528 conf->upstream.pass_request_body = NGX_CONF_UNSET; | |
| 561 | 1529 |
| 657 | 1530 conf->upstream.intercept_errors = NGX_CONF_UNSET; |
| 507 | 1531 |
| 1532 /* "proxy_cyclic_temp_file" is disabled */ | |
| 1533 conf->upstream.cyclic_temp_file = 0; | |
| 1534 | |
| 509 | 1535 conf->redirect = NGX_CONF_UNSET; |
| 649 | 1536 conf->upstream.change_buffering = 1; |
| 507 | 1537 |
|
1180
1666b7b0bafc
proxy_headers_hash_max_size and proxy_headers_hash_bucket_size
Igor Sysoev <igor@sysoev.ru>
parents:
1125
diff
changeset
|
1538 conf->headers_hash_max_size = NGX_CONF_UNSET_UINT; |
|
1666b7b0bafc
proxy_headers_hash_max_size and proxy_headers_hash_bucket_size
Igor Sysoev <igor@sysoev.ru>
parents:
1125
diff
changeset
|
1539 conf->headers_hash_bucket_size = NGX_CONF_UNSET_UINT; |
|
1666b7b0bafc
proxy_headers_hash_max_size and proxy_headers_hash_bucket_size
Igor Sysoev <igor@sysoev.ru>
parents:
1125
diff
changeset
|
1540 |
| 507 | 1541 return conf; |
| 1542 } | |
| 1543 | |
| 1544 | |
| 1545 static char * | |
| 1546 ngx_http_proxy_merge_loc_conf(ngx_conf_t *cf, void *parent, void *child) | |
| 1547 { | |
| 1548 ngx_http_proxy_loc_conf_t *prev = parent; | |
| 1549 ngx_http_proxy_loc_conf_t *conf = child; | |
| 1550 | |
| 509 | 1551 u_char *p; |
| 1552 size_t size; | |
| 1553 uintptr_t *code; | |
| 649 | 1554 ngx_str_t *header; |
| 1555 ngx_uint_t i, j; | |
| 1556 ngx_array_t hide_headers; | |
| 1557 ngx_keyval_t *src, *s, *h; | |
| 1558 ngx_hash_key_t *hk; | |
| 1559 ngx_hash_init_t hash; | |
| 509 | 1560 ngx_http_proxy_redirect_t *pr; |
| 1561 ngx_http_script_compile_t sc; | |
| 1562 ngx_http_script_copy_code_t *copy; | |
| 1563 | |
|
1291
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1244
diff
changeset
|
1564 ngx_conf_merge_uint_value(conf->upstream.store, |
|
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1244
diff
changeset
|
1565 prev->upstream.store, 0); |
|
13a4ce6e7f1e
proxy_store and fastcgi_store
Igor Sysoev <igor@sysoev.ru>
parents:
1244
diff
changeset
|
1566 |
| 581 | 1567 ngx_conf_merge_value(conf->upstream.buffering, |
| 1568 prev->upstream.buffering, 1); | |
| 1569 | |
| 629 | 1570 ngx_conf_merge_value(conf->upstream.ignore_client_abort, |
| 1571 prev->upstream.ignore_client_abort, 0); | |
| 1572 | |
| 507 | 1573 ngx_conf_merge_msec_value(conf->upstream.connect_timeout, |
| 1574 prev->upstream.connect_timeout, 60000); | |
| 1575 | |
| 1576 ngx_conf_merge_msec_value(conf->upstream.send_timeout, | |
| 1577 prev->upstream.send_timeout, 60000); | |
| 1578 | |
| 1579 ngx_conf_merge_msec_value(conf->upstream.read_timeout, | |
| 1580 prev->upstream.read_timeout, 60000); | |
| 1581 | |
| 1582 ngx_conf_merge_size_value(conf->upstream.send_lowat, | |
| 1583 prev->upstream.send_lowat, 0); | |
| 1584 | |
| 581 | 1585 ngx_conf_merge_size_value(conf->upstream.buffer_size, |
| 1586 prev->upstream.buffer_size, | |
| 507 | 1587 (size_t) ngx_pagesize); |
| 1588 | |
| 1589 ngx_conf_merge_bufs_value(conf->upstream.bufs, prev->upstream.bufs, | |
| 1590 8, ngx_pagesize); | |
| 1591 | |
| 1592 if (conf->upstream.bufs.num < 2) { | |
| 577 | 1593 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
| 507 | 1594 "there must be at least 2 \"proxy_buffers\""); |
| 1595 return NGX_CONF_ERROR; | |
| 1596 } | |
| 577 | 1597 |
| 507 | 1598 |
| 581 | 1599 size = conf->upstream.buffer_size; |
| 577 | 1600 if (size < conf->upstream.bufs.size) { |
| 507 | 1601 size = conf->upstream.bufs.size; |
| 1602 } | |
| 1603 | |
| 1604 | |
| 529 | 1605 ngx_conf_merge_size_value(conf->upstream.busy_buffers_size_conf, |
| 1606 prev->upstream.busy_buffers_size_conf, | |
| 507 | 1607 NGX_CONF_UNSET_SIZE); |
| 1608 | |
| 529 | 1609 if (conf->upstream.busy_buffers_size_conf == NGX_CONF_UNSET_SIZE) { |
| 507 | 1610 conf->upstream.busy_buffers_size = 2 * size; |
| 529 | 1611 } else { |
| 1612 conf->upstream.busy_buffers_size = | |
| 1613 conf->upstream.busy_buffers_size_conf; | |
| 1614 } | |
| 577 | 1615 |
| 529 | 1616 if (conf->upstream.busy_buffers_size < size) { |
| 507 | 1617 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
| 1618 "\"proxy_busy_buffers_size\" must be equal or bigger than " | |
|
1125
2d978e1443ed
use the contemporary directives
Igor Sysoev <igor@sysoev.ru>
parents:
1107
diff
changeset
|
1619 "maximum of the value of \"proxy_buffer_size\" and " |
| 507 | 1620 "one of the \"proxy_buffers\""); |
| 1621 | |
| 1622 return NGX_CONF_ERROR; | |
| 529 | 1623 } |
| 507 | 1624 |
| 529 | 1625 if (conf->upstream.busy_buffers_size |
| 1626 > (conf->upstream.bufs.num - 1) * conf->upstream.bufs.size) | |
| 507 | 1627 { |
| 1628 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, | |
| 1629 "\"proxy_busy_buffers_size\" must be less than " | |
| 1630 "the size of all \"proxy_buffers\" minus one buffer"); | |
| 1631 | |
| 1632 return NGX_CONF_ERROR; | |
| 1633 } | |
| 529 | 1634 |
| 507 | 1635 |
| 529 | 1636 ngx_conf_merge_size_value(conf->upstream.temp_file_write_size_conf, |
| 1637 prev->upstream.temp_file_write_size_conf, | |
| 507 | 1638 NGX_CONF_UNSET_SIZE); |
| 1639 | |
| 529 | 1640 if (conf->upstream.temp_file_write_size_conf == NGX_CONF_UNSET_SIZE) { |
| 507 | 1641 conf->upstream.temp_file_write_size = 2 * size; |
| 529 | 1642 } else { |
| 1643 conf->upstream.temp_file_write_size = | |
| 1644 conf->upstream.temp_file_write_size_conf; | |
| 1645 } | |
| 577 | 1646 |
| 529 | 1647 if (conf->upstream.temp_file_write_size < size) { |
| 507 | 1648 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
| 1649 "\"proxy_temp_file_write_size\" must be equal or bigger than " | |
|
1125
2d978e1443ed
use the contemporary directives
Igor Sysoev <igor@sysoev.ru>
parents:
1107
diff
changeset
|
1650 "maximum of the value of \"proxy_buffer_size\" and " |
| 507 | 1651 "one of the \"proxy_buffers\""); |
| 1652 | |
| 1653 return NGX_CONF_ERROR; | |
| 1654 } | |
| 1655 | |
| 529 | 1656 ngx_conf_merge_size_value(conf->upstream.max_temp_file_size_conf, |
| 1657 prev->upstream.max_temp_file_size_conf, | |
| 507 | 1658 NGX_CONF_UNSET_SIZE); |
| 1659 | |
| 529 | 1660 if (conf->upstream.max_temp_file_size_conf == NGX_CONF_UNSET_SIZE) { |
| 507 | 1661 conf->upstream.max_temp_file_size = 1024 * 1024 * 1024; |
| 529 | 1662 } else { |
| 1663 conf->upstream.max_temp_file_size = | |
| 1664 conf->upstream.max_temp_file_size_conf; | |
| 1665 } | |
| 507 | 1666 |
| 529 | 1667 if (conf->upstream.max_temp_file_size != 0 |
| 1668 && conf->upstream.max_temp_file_size < size) | |
| 507 | 1669 { |
| 1670 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, | |
| 561 | 1671 "\"proxy_max_temp_file_size\" must be equal to zero to disable " |
| 507 | 1672 "the temporary files usage or must be equal or bigger than " |
|
1125
2d978e1443ed
use the contemporary directives
Igor Sysoev <igor@sysoev.ru>
parents:
1107
diff
changeset
|
1673 "maximum of the value of \"proxy_buffer_size\" and " |
| 561 | 1674 "one of the \"proxy_buffers\""); |
| 507 | 1675 |
| 1676 return NGX_CONF_ERROR; | |
| 1677 } | |
| 1678 | |
| 529 | 1679 |
| 507 | 1680 ngx_conf_merge_bitmask_value(conf->upstream.next_upstream, |
| 1681 prev->upstream.next_upstream, | |
| 1682 (NGX_CONF_BITMASK_SET | |
| 1683 |NGX_HTTP_UPSTREAM_FT_ERROR | |
| 1684 |NGX_HTTP_UPSTREAM_FT_TIMEOUT)); | |
| 1685 | |
| 665 | 1686 if (conf->upstream.next_upstream & NGX_HTTP_UPSTREAM_FT_OFF) { |
| 1687 conf->upstream.next_upstream = NGX_CONF_BITMASK_SET | |
| 1688 |NGX_HTTP_UPSTREAM_FT_OFF; | |
| 1689 } | |
| 1690 | |
| 509 | 1691 ngx_conf_merge_path_value(conf->upstream.temp_path, |
| 1692 prev->upstream.temp_path, | |
| 1693 NGX_HTTP_PROXY_TEMP_PATH, 1, 2, 0, | |
| 1694 ngx_garbage_collector_temp_handler, cf); | |
| 507 | 1695 |
| 561 | 1696 if (conf->method.len == 0) { |
| 1697 conf->method = prev->method; | |
| 1698 | |
| 1699 } else { | |
| 1700 conf->method.data[conf->method.len] = ' '; | |
| 1701 conf->method.len++; | |
| 509 | 1702 } |
| 1703 | |
| 1704 ngx_conf_merge_value(conf->upstream.pass_request_headers, | |
| 1705 prev->upstream.pass_request_headers, 1); | |
| 1706 ngx_conf_merge_value(conf->upstream.pass_request_body, | |
| 1707 prev->upstream.pass_request_body, 1); | |
| 1708 | |
| 657 | 1709 ngx_conf_merge_value(conf->upstream.intercept_errors, |
| 1710 prev->upstream.intercept_errors, 0); | |
| 509 | 1711 |
| 1712 ngx_conf_merge_value(conf->redirect, prev->redirect, 1); | |
| 1713 | |
| 1714 if (conf->redirect) { | |
| 507 | 1715 |
| 509 | 1716 if (conf->redirects == NULL) { |
| 1717 conf->redirects = prev->redirects; | |
| 1718 } | |
| 1719 | |
| 1720 if (conf->redirects == NULL && conf->upstream.url.data) { | |
| 1721 | |
| 1722 conf->redirects = ngx_array_create(cf->pool, 1, | |
| 1723 sizeof(ngx_http_proxy_redirect_t)); | |
| 1724 if (conf->redirects == NULL) { | |
| 1725 return NGX_CONF_ERROR; | |
| 1726 } | |
| 1727 | |
| 1728 pr = ngx_array_push(conf->redirects); | |
| 1729 if (pr == NULL) { | |
| 1730 return NGX_CONF_ERROR; | |
| 1731 } | |
| 1732 | |
| 1733 pr->handler = ngx_http_proxy_rewrite_redirect_text; | |
| 1734 pr->redirect = conf->upstream.url; | |
| 653 | 1735 |
| 1736 if (conf->upstream.uri.len) { | |
| 1737 pr->replacement.text = conf->upstream.location; | |
| 1738 | |
| 1739 } else { | |
| 1740 pr->replacement.text.len = 0; | |
| 1741 pr->replacement.text.data = NULL; | |
| 1742 } | |
| 509 | 1743 } |
| 1744 } | |
| 1745 | |
|
1180
1666b7b0bafc
proxy_headers_hash_max_size and proxy_headers_hash_bucket_size
Igor Sysoev <igor@sysoev.ru>
parents:
1125
diff
changeset
|
1746 ngx_conf_merge_uint_value(conf->headers_hash_max_size, |
|
1666b7b0bafc
proxy_headers_hash_max_size and proxy_headers_hash_bucket_size
Igor Sysoev <igor@sysoev.ru>
parents:
1125
diff
changeset
|
1747 prev->headers_hash_max_size, 512); |
|
1666b7b0bafc
proxy_headers_hash_max_size and proxy_headers_hash_bucket_size
Igor Sysoev <igor@sysoev.ru>
parents:
1125
diff
changeset
|
1748 |
|
1666b7b0bafc
proxy_headers_hash_max_size and proxy_headers_hash_bucket_size
Igor Sysoev <igor@sysoev.ru>
parents:
1125
diff
changeset
|
1749 ngx_conf_merge_uint_value(conf->headers_hash_bucket_size, |
|
1666b7b0bafc
proxy_headers_hash_max_size and proxy_headers_hash_bucket_size
Igor Sysoev <igor@sysoev.ru>
parents:
1125
diff
changeset
|
1750 prev->headers_hash_bucket_size, 64); |
|
1666b7b0bafc
proxy_headers_hash_max_size and proxy_headers_hash_bucket_size
Igor Sysoev <igor@sysoev.ru>
parents:
1125
diff
changeset
|
1751 |
|
1666b7b0bafc
proxy_headers_hash_max_size and proxy_headers_hash_bucket_size
Igor Sysoev <igor@sysoev.ru>
parents:
1125
diff
changeset
|
1752 conf->headers_hash_bucket_size = ngx_align(conf->headers_hash_bucket_size, |
|
1666b7b0bafc
proxy_headers_hash_max_size and proxy_headers_hash_bucket_size
Igor Sysoev <igor@sysoev.ru>
parents:
1125
diff
changeset
|
1753 ngx_cacheline_size); |
|
1666b7b0bafc
proxy_headers_hash_max_size and proxy_headers_hash_bucket_size
Igor Sysoev <igor@sysoev.ru>
parents:
1125
diff
changeset
|
1754 |
| 649 | 1755 if (conf->upstream.hide_headers == NULL |
| 1756 && conf->upstream.pass_headers == NULL) | |
| 1757 { | |
| 1758 conf->upstream.hide_headers = prev->upstream.hide_headers; | |
| 1759 conf->upstream.pass_headers = prev->upstream.pass_headers; | |
| 1760 conf->upstream.hide_headers_hash = prev->upstream.hide_headers_hash; | |
| 1761 | |
| 1762 if (conf->upstream.hide_headers_hash.buckets) { | |
| 1763 goto peers; | |
| 1764 } | |
| 1765 | |
| 1766 } else { | |
| 1767 if (conf->upstream.hide_headers == NULL) { | |
| 1768 conf->upstream.hide_headers = prev->upstream.hide_headers; | |
| 1769 } | |
| 1770 | |
| 1771 if (conf->upstream.pass_headers == NULL) { | |
| 1772 conf->upstream.pass_headers = prev->upstream.pass_headers; | |
| 1773 } | |
| 1774 } | |
| 1775 | |
| 1776 if (ngx_array_init(&hide_headers, cf->temp_pool, 4, sizeof(ngx_hash_key_t)) | |
| 1777 != NGX_OK) | |
| 1778 { | |
| 1779 return NGX_CONF_ERROR; | |
| 1780 } | |
| 1781 | |
| 1782 for (header = ngx_http_proxy_hide_headers; header->len; header++) { | |
| 1783 hk = ngx_array_push(&hide_headers); | |
| 1784 if (hk == NULL) { | |
| 1785 return NGX_CONF_ERROR; | |
| 1786 } | |
| 1787 | |
| 1788 hk->key = *header; | |
| 1789 hk->key_hash = ngx_hash_key_lc(header->data, header->len); | |
| 1790 hk->value = (void *) 1; | |
| 1791 } | |
| 1792 | |
| 1793 if (conf->upstream.hide_headers) { | |
| 1794 | |
| 1795 header = conf->upstream.hide_headers->elts; | |
| 1796 | |
| 1797 for (i = 0; i < conf->upstream.hide_headers->nelts; i++) { | |
| 1798 | |
| 1799 hk = hide_headers.elts; | |
| 1800 | |
| 1801 for (j = 0; j < hide_headers.nelts; j++) { | |
| 1802 if (ngx_strcasecmp(header[i].data, hk[j].key.data) == 0) { | |
| 1803 goto exist; | |
| 1804 } | |
| 1805 } | |
| 1806 | |
| 1807 hk = ngx_array_push(&hide_headers); | |
| 1808 if (hk == NULL) { | |
| 1809 return NGX_CONF_ERROR; | |
| 1810 } | |
| 1811 | |
| 1812 hk->key = header[i]; | |
| 1813 hk->key_hash = ngx_hash_key_lc(header[i].data, header[i].len); | |
| 1814 hk->value = (void *) 1; | |
| 1815 | |
| 1816 exist: | |
| 1817 | |
| 1818 continue; | |
| 1819 } | |
| 1820 } | |
| 1821 | |
| 1822 if (conf->upstream.pass_headers) { | |
| 1823 | |
| 1824 hk = hide_headers.elts; | |
| 1825 header = conf->upstream.pass_headers->elts; | |
| 1826 | |
| 1827 for (i = 0; i < conf->upstream.pass_headers->nelts; i++) { | |
| 1828 for (j = 0; j < hide_headers.nelts; j++) { | |
| 1829 | |
| 1830 if (hk[j].key.data == NULL) { | |
| 1831 continue; | |
| 1832 } | |
| 1833 | |
| 1834 if (ngx_strcasecmp(header[i].data, hk[j].key.data) == 0) { | |
| 1835 hk[j].key.data = NULL; | |
| 1836 break; | |
| 1837 } | |
| 1838 } | |
| 1839 } | |
| 1840 } | |
| 1841 | |
| 1842 hash.hash = &conf->upstream.hide_headers_hash; | |
| 1843 hash.key = ngx_hash_key_lc; | |
|
1180
1666b7b0bafc
proxy_headers_hash_max_size and proxy_headers_hash_bucket_size
Igor Sysoev <igor@sysoev.ru>
parents:
1125
diff
changeset
|
1844 hash.max_size = conf->headers_hash_max_size; |
|
1666b7b0bafc
proxy_headers_hash_max_size and proxy_headers_hash_bucket_size
Igor Sysoev <igor@sysoev.ru>
parents:
1125
diff
changeset
|
1845 hash.bucket_size = conf->headers_hash_bucket_size; |
|
1666b7b0bafc
proxy_headers_hash_max_size and proxy_headers_hash_bucket_size
Igor Sysoev <igor@sysoev.ru>
parents:
1125
diff
changeset
|
1846 hash.name = "proxy_headers_hash"; |
| 649 | 1847 hash.pool = cf->pool; |
| 1848 hash.temp_pool = NULL; | |
| 1849 | |
| 1850 if (ngx_hash_init(&hash, hide_headers.elts, hide_headers.nelts) != NGX_OK) { | |
| 1851 return NGX_CONF_ERROR; | |
| 1852 } | |
| 1853 | |
| 1854 peers: | |
| 507 | 1855 |
| 884 | 1856 if (conf->upstream.upstream == NULL) { |
| 1857 conf->upstream.upstream = prev->upstream.upstream; | |
| 629 | 1858 |
| 1859 conf->host_header = prev->host_header; | |
| 906 | 1860 conf->port = prev->port; |
| 629 | 1861 conf->upstream.schema = prev->upstream.schema; |
| 507 | 1862 } |
| 1863 | |
| 577 | 1864 |
| 1865 if (conf->body_source.data == NULL) { | |
| 1866 conf->body_source = prev->body_source; | |
| 1867 conf->body_set_len = prev->body_set_len; | |
| 1868 conf->body_set = prev->body_set; | |
| 1869 } | |
| 1870 | |
| 579 | 1871 if (conf->body_source.data && conf->body_set_len == NULL) { |
| 577 | 1872 |
| 1873 ngx_memzero(&sc, sizeof(ngx_http_script_compile_t)); | |
| 1874 | |
| 1875 sc.cf = cf; | |
| 1876 sc.source = &conf->body_source; | |
| 1877 sc.flushes = &conf->flushes; | |
| 1878 sc.lengths = &conf->body_set_len; | |
| 1879 sc.values = &conf->body_set; | |
| 1880 sc.complete_lengths = 1; | |
| 1881 sc.complete_values = 1; | |
| 1882 | |
| 1883 if (ngx_http_script_compile(&sc) != NGX_OK) { | |
| 1884 return NGX_CONF_ERROR; | |
| 1885 } | |
| 1886 | |
| 1887 if (conf->headers_source == NULL) { | |
| 1888 conf->headers_source = ngx_array_create(cf->pool, 4, | |
| 649 | 1889 sizeof(ngx_keyval_t)); |
| 577 | 1890 if (conf->headers_source == NULL) { |
| 1891 return NGX_CONF_ERROR; | |
| 1892 } | |
| 1893 } | |
| 1894 | |
| 1895 s = ngx_array_push(conf->headers_source); | |
| 1896 if (s == NULL) { | |
| 1897 return NGX_CONF_ERROR; | |
| 1898 } | |
| 1899 | |
| 1900 s->key.len = sizeof("Content-Length") - 1; | |
| 1901 s->key.data = (u_char *) "Content-Length"; | |
| 1902 s->value.len = sizeof("$proxy_internal_body_length") - 1; | |
| 1903 s->value.data = (u_char *) "$proxy_internal_body_length"; | |
| 1904 } | |
| 1905 | |
| 1906 | |
| 509 | 1907 if (conf->headers_source == NULL) { |
| 573 | 1908 conf->flushes = prev->flushes; |
| 507 | 1909 conf->headers_set_len = prev->headers_set_len; |
| 1910 conf->headers_set = prev->headers_set; | |
| 1911 conf->headers_set_hash = prev->headers_set_hash; | |
| 573 | 1912 conf->headers_source = prev->headers_source; |
| 507 | 1913 } |
| 1914 | |
| 649 | 1915 if (conf->headers_set_hash.buckets) { |
| 509 | 1916 return NGX_CONF_OK; |
| 1917 } | |
| 1918 | |
| 1919 | |
| 649 | 1920 conf->headers_names = ngx_array_create(cf->pool, 4, sizeof(ngx_hash_key_t)); |
| 509 | 1921 if (conf->headers_names == NULL) { |
| 1922 return NGX_CONF_ERROR; | |
| 1923 } | |
| 1924 | |
| 1925 if (conf->headers_source == NULL) { | |
| 1926 conf->headers_source = ngx_array_create(cf->pool, 4, | |
| 649 | 1927 sizeof(ngx_keyval_t)); |
| 509 | 1928 if (conf->headers_source == NULL) { |
| 1929 return NGX_CONF_ERROR; | |
| 1930 } | |
| 1931 } | |
| 507 | 1932 |
| 509 | 1933 conf->headers_set_len = ngx_array_create(cf->pool, 64, 1); |
| 1934 if (conf->headers_set_len == NULL) { | |
| 1935 return NGX_CONF_ERROR; | |
| 1936 } | |
| 1937 | |
| 1938 conf->headers_set = ngx_array_create(cf->pool, 512, 1); | |
| 1939 if (conf->headers_set == NULL) { | |
| 1940 return NGX_CONF_ERROR; | |
| 1941 } | |
| 1942 | |
| 1943 | |
| 1944 src = conf->headers_source->elts; | |
| 1945 | |
| 1946 for (h = ngx_http_proxy_headers; h->key.len; h++) { | |
| 1947 | |
| 1948 for (i = 0; i < conf->headers_source->nelts; i++) { | |
| 1949 if (ngx_strcasecmp(h->key.data, src[i].key.data) == 0) { | |
| 1950 goto next; | |
| 507 | 1951 } |
| 1952 } | |
| 1953 | |
| 509 | 1954 s = ngx_array_push(conf->headers_source); |
| 1955 if (s == NULL) { | |
| 507 | 1956 return NGX_CONF_ERROR; |
| 1957 } | |
| 1958 | |
| 509 | 1959 *s = *h; |
| 507 | 1960 |
| 517 | 1961 src = conf->headers_source->elts; |
| 1962 | |
| 509 | 1963 next: |
| 507 | 1964 |
| 509 | 1965 continue; |
| 1966 } | |
| 507 | 1967 |
| 577 | 1968 |
| 1969 src = conf->headers_source->elts; | |
| 509 | 1970 for (i = 0; i < conf->headers_source->nelts; i++) { |
| 507 | 1971 |
| 649 | 1972 hk = ngx_array_push(conf->headers_names); |
| 1973 if (hk == NULL) { | |
| 507 | 1974 return NGX_CONF_ERROR; |
| 1975 } | |
| 1976 | |
| 649 | 1977 hk->key = src[i].key; |
| 1978 hk->key_hash = ngx_hash_key_lc(src[i].key.data, src[i].key.len); | |
| 1979 hk->value = (void *) 1; | |
| 509 | 1980 |
| 519 | 1981 if (src[i].value.len == 0) { |
| 1982 continue; | |
| 1983 } | |
| 1984 | |
| 509 | 1985 if (ngx_http_script_variables_count(&src[i].value) == 0) { |
| 1986 copy = ngx_array_push_n(conf->headers_set_len, | |
| 1987 sizeof(ngx_http_script_copy_code_t)); | |
| 1988 if (copy == NULL) { | |
| 1989 return NGX_CONF_ERROR; | |
| 1990 } | |
| 1991 | |
| 1992 copy->code = (ngx_http_script_code_pt) | |
| 1993 ngx_http_script_copy_len_code; | |
| 1994 copy->len = src[i].key.len + sizeof(": ") - 1 | |
| 1995 + src[i].value.len + sizeof(CRLF) - 1; | |
| 507 | 1996 |
| 1997 | |
| 509 | 1998 size = (sizeof(ngx_http_script_copy_code_t) |
| 1999 + src[i].key.len + sizeof(": ") - 1 | |
| 2000 + src[i].value.len + sizeof(CRLF) - 1 | |
| 2001 + sizeof(uintptr_t) - 1) | |
| 2002 & ~(sizeof(uintptr_t) - 1); | |
| 2003 | |
| 2004 copy = ngx_array_push_n(conf->headers_set, size); | |
| 2005 if (copy == NULL) { | |
| 2006 return NGX_CONF_ERROR; | |
| 2007 } | |
| 2008 | |
| 2009 copy->code = ngx_http_script_copy_code; | |
| 2010 copy->len = src[i].key.len + sizeof(": ") - 1 | |
| 2011 + src[i].value.len + sizeof(CRLF) - 1; | |
| 2012 | |
| 2013 p = (u_char *) copy + sizeof(ngx_http_script_copy_code_t); | |
| 2014 | |
| 2015 p = ngx_cpymem(p, src[i].key.data, src[i].key.len); | |
| 2016 *p++ = ':'; *p++ = ' '; | |
| 2017 p = ngx_cpymem(p, src[i].value.data, src[i].value.len); | |
| 2018 *p++ = CR; *p = LF; | |
| 2019 | |
| 2020 } else { | |
| 2021 copy = ngx_array_push_n(conf->headers_set_len, | |
| 2022 sizeof(ngx_http_script_copy_code_t)); | |
| 2023 if (copy == NULL) { | |
| 2024 return NGX_CONF_ERROR; | |
| 2025 } | |
| 2026 | |
| 2027 copy->code = (ngx_http_script_code_pt) | |
| 2028 ngx_http_script_copy_len_code; | |
| 2029 copy->len = src[i].key.len + sizeof(": ") - 1; | |
| 507 | 2030 |
| 2031 | |
| 509 | 2032 size = (sizeof(ngx_http_script_copy_code_t) |
| 2033 + src[i].key.len + sizeof(": ") - 1 + sizeof(uintptr_t) - 1) | |
| 2034 & ~(sizeof(uintptr_t) - 1); | |
| 2035 | |
| 2036 copy = ngx_array_push_n(conf->headers_set, size); | |
| 2037 if (copy == NULL) { | |
| 2038 return NGX_CONF_ERROR; | |
| 2039 } | |
| 2040 | |
| 2041 copy->code = ngx_http_script_copy_code; | |
| 2042 copy->len = src[i].key.len + sizeof(": ") - 1; | |
| 2043 | |
| 2044 p = (u_char *) copy + sizeof(ngx_http_script_copy_code_t); | |
| 2045 p = ngx_cpymem(p, src[i].key.data, src[i].key.len); | |
| 2046 *p++ = ':'; *p = ' '; | |
| 2047 | |
| 2048 | |
| 2049 ngx_memzero(&sc, sizeof(ngx_http_script_compile_t)); | |
| 2050 | |
| 2051 sc.cf = cf; | |
| 2052 sc.source = &src[i].value; | |
| 573 | 2053 sc.flushes = &conf->flushes; |
| 509 | 2054 sc.lengths = &conf->headers_set_len; |
| 2055 sc.values = &conf->headers_set; | |
| 2056 | |
| 2057 if (ngx_http_script_compile(&sc) != NGX_OK) { | |
| 2058 return NGX_CONF_ERROR; | |
| 2059 } | |
| 2060 | |
| 2061 | |
| 2062 copy = ngx_array_push_n(conf->headers_set_len, | |
| 2063 sizeof(ngx_http_script_copy_code_t)); | |
| 2064 if (copy == NULL) { | |
| 2065 return NGX_CONF_ERROR; | |
| 2066 } | |
| 2067 | |
| 2068 copy->code = (ngx_http_script_code_pt) | |
| 2069 ngx_http_script_copy_len_code; | |
| 2070 copy->len = sizeof(CRLF) - 1; | |
| 2071 | |
| 2072 | |
| 2073 size = (sizeof(ngx_http_script_copy_code_t) | |
| 2074 + sizeof(CRLF) - 1 + sizeof(uintptr_t) - 1) | |
| 2075 & ~(sizeof(uintptr_t) - 1); | |
| 2076 | |
| 2077 copy = ngx_array_push_n(conf->headers_set, size); | |
| 2078 if (copy == NULL) { | |
| 2079 return NGX_CONF_ERROR; | |
| 2080 } | |
| 2081 | |
| 2082 copy->code = ngx_http_script_copy_code; | |
| 2083 copy->len = sizeof(CRLF) - 1; | |
| 2084 | |
| 2085 p = (u_char *) copy + sizeof(ngx_http_script_copy_code_t); | |
| 2086 *p++ = CR; *p = LF; | |
| 507 | 2087 } |
| 2088 | |
| 509 | 2089 code = ngx_array_push_n(conf->headers_set_len, sizeof(uintptr_t)); |
| 2090 if (code == NULL) { | |
| 507 | 2091 return NGX_CONF_ERROR; |
| 2092 } | |
| 2093 | |
| 509 | 2094 *code = (uintptr_t) NULL; |
| 2095 | |
| 2096 code = ngx_array_push_n(conf->headers_set, sizeof(uintptr_t)); | |
| 2097 if (code == NULL) { | |
| 2098 return NGX_CONF_ERROR; | |
| 2099 } | |
| 2100 | |
| 2101 *code = (uintptr_t) NULL; | |
| 507 | 2102 } |
| 2103 | |
| 509 | 2104 code = ngx_array_push_n(conf->headers_set_len, sizeof(uintptr_t)); |
| 2105 if (code == NULL) { | |
| 2106 return NGX_CONF_ERROR; | |
| 507 | 2107 } |
| 2108 | |
| 509 | 2109 *code = (uintptr_t) NULL; |
| 507 | 2110 |
| 2111 | |
| 649 | 2112 hash.hash = &conf->headers_set_hash; |
| 2113 hash.key = ngx_hash_key_lc; | |
|
1180
1666b7b0bafc
proxy_headers_hash_max_size and proxy_headers_hash_bucket_size
Igor Sysoev <igor@sysoev.ru>
parents:
1125
diff
changeset
|
2114 hash.max_size = conf->headers_hash_max_size; |
|
1666b7b0bafc
proxy_headers_hash_max_size and proxy_headers_hash_bucket_size
Igor Sysoev <igor@sysoev.ru>
parents:
1125
diff
changeset
|
2115 hash.bucket_size = conf->headers_hash_bucket_size; |
|
1666b7b0bafc
proxy_headers_hash_max_size and proxy_headers_hash_bucket_size
Igor Sysoev <igor@sysoev.ru>
parents:
1125
diff
changeset
|
2116 hash.name = "proxy_headers_hash"; |
| 649 | 2117 hash.pool = cf->pool; |
| 2118 hash.temp_pool = NULL; | |
| 2119 | |
| 2120 if (ngx_hash_init(&hash, conf->headers_names->elts, | |
| 2121 conf->headers_names->nelts) | |
| 2122 != NGX_OK) | |
| 2123 { | |
| 2124 return NGX_CONF_ERROR; | |
| 2125 } | |
| 2126 | |
| 509 | 2127 return NGX_CONF_OK; |
| 507 | 2128 } |
| 2129 | |
| 2130 | |
| 2131 static char * | |
| 2132 ngx_http_proxy_pass(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) | |
| 2133 { | |
| 509 | 2134 ngx_http_proxy_loc_conf_t *plcf = conf; |
| 507 | 2135 |
| 1244 | 2136 u_char *p; |
| 2137 size_t add; | |
| 2138 u_short port; | |
| 2139 ngx_str_t *value, *url; | |
| 2140 ngx_url_t u; | |
| 2141 ngx_http_core_loc_conf_t *clcf; | |
| 577 | 2142 #if (NGX_HTTP_SSL) |
| 1244 | 2143 ngx_pool_cleanup_t *cln; |
| 577 | 2144 #endif |
| 507 | 2145 |
| 555 | 2146 if (plcf->upstream.schema.len) { |
| 2147 return "is duplicate"; | |
| 2148 } | |
| 2149 | |
| 507 | 2150 value = cf->args->elts; |
| 2151 | |
| 2152 url = &value[1]; | |
| 2153 | |
|
1107
db7c468c447d
ngx_strcasecmp()/ngx_strncasecmp()
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
2154 if (ngx_strncasecmp(url->data, (u_char *) "http://", 7) == 0) { |
| 577 | 2155 add = 7; |
| 591 | 2156 port = 80; |
| 577 | 2157 |
|
1107
db7c468c447d
ngx_strcasecmp()/ngx_strncasecmp()
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
2158 } else if (ngx_strncasecmp(url->data, (u_char *) "https://", 8) == 0) { |
| 577 | 2159 |
| 2160 #if (NGX_HTTP_SSL) | |
| 2161 | |
| 2162 add = 8; | |
| 591 | 2163 port = 443; |
| 577 | 2164 |
| 2165 plcf->upstream.ssl = ngx_pcalloc(cf->pool, sizeof(ngx_ssl_t)); | |
| 2166 if (plcf->upstream.ssl == NULL) { | |
| 2167 return NGX_CONF_ERROR; | |
| 2168 } | |
| 2169 | |
| 2170 plcf->upstream.ssl->log = cf->log; | |
| 2171 | |
| 2172 if (ngx_ssl_create(plcf->upstream.ssl, | |
| 969 | 2173 NGX_SSL_SSLv2|NGX_SSL_SSLv3|NGX_SSL_TLSv1, NULL) |
| 577 | 2174 != NGX_OK) |
| 2175 { | |
| 2176 return NGX_CONF_ERROR; | |
| 2177 } | |
| 2178 | |
| 2179 cln = ngx_pool_cleanup_add(cf->pool, 0); | |
| 2180 if (cln == NULL) { | |
| 2181 return NGX_CONF_ERROR; | |
| 2182 } | |
| 2183 | |
| 2184 cln->handler = ngx_ssl_cleanup_ctx; | |
| 2185 cln->data = plcf->upstream.ssl; | |
| 2186 | |
| 2187 #else | |
| 2188 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, | |
| 2189 "https protocol requires SSL support"); | |
| 2190 return NGX_CONF_ERROR; | |
| 2191 #endif | |
| 2192 | |
| 2193 } else { | |
| 507 | 2194 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, "invalid URL prefix"); |
| 2195 return NGX_CONF_ERROR; | |
| 2196 } | |
| 2197 | |
| 651 | 2198 ngx_memzero(&u, sizeof(ngx_url_t)); |
| 2199 | |
| 2200 u.url.len = url->len - add; | |
| 2201 u.url.data = url->data + add; | |
| 906 | 2202 u.default_port = port; |
| 2203 u.uri_part = 1; | |
| 884 | 2204 u.no_resolve = 1; |
| 2205 | |
| 2206 plcf->upstream.upstream = ngx_http_upstream_add(cf, &u, 0); | |
| 2207 if (plcf->upstream.upstream == NULL) { | |
| 507 | 2208 return NGX_CONF_ERROR; |
| 2209 } | |
| 2210 | |
| 906 | 2211 if (!u.unix_socket) { |
| 2212 if (u.no_port || u.port == port) { | |
| 2213 plcf->host_header = u.host; | |
| 2214 | |
| 2215 if (port == 80) { | |
| 2216 plcf->port.len = sizeof("80") - 1; | |
| 2217 plcf->port.data = (u_char *) "80"; | |
| 2218 } else { | |
| 2219 plcf->port.len = sizeof("443") - 1; | |
| 2220 plcf->port.data = (u_char *) "443"; | |
| 2221 } | |
| 2222 | |
| 2223 } else { | |
| 2224 p = ngx_palloc(cf->pool, u.host.len + sizeof(":65536") - 1); | |
| 2225 if (p == NULL) { | |
| 2226 return NGX_CONF_ERROR; | |
| 2227 } | |
| 2228 | |
| 2229 plcf->host_header.len = ngx_sprintf(p, "%V:%d", &u.host, u.port) | |
| 2230 - p; | |
| 2231 plcf->host_header.data = p; | |
| 2232 | |
| 2233 plcf->port.len = plcf->host_header.len - u.host.len - 1; | |
| 2234 plcf->port.data = p + u.host.len + 1; | |
| 2235 } | |
| 2236 | |
| 2237 | |
| 2238 } else { | |
| 2239 plcf->host_header.len = sizeof("localhost") - 1; | |
| 2240 plcf->host_header.data = (u_char *) "localhost"; | |
| 2241 plcf->port.len = 0; | |
| 2242 plcf->port.data = (u_char *) ""; | |
| 2243 } | |
| 2244 | |
| 651 | 2245 plcf->upstream.uri = u.uri; |
| 2246 | |
| 591 | 2247 plcf->upstream.schema.len = add; |
| 2248 plcf->upstream.schema.data = url->data; | |
| 509 | 2249 |
| 507 | 2250 clcf = ngx_http_conf_get_module_loc_conf(cf, ngx_http_core_module); |
| 2251 | |
| 2252 clcf->handler = ngx_http_proxy_handler; | |
| 2253 | |
| 573 | 2254 plcf->upstream.location = clcf->name; |
| 555 | 2255 |
| 507 | 2256 #if (NGX_PCRE) |
| 555 | 2257 |
| 629 | 2258 if (clcf->regex || clcf->noname) { |
| 573 | 2259 if (plcf->upstream.uri.len) { |
| 2260 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, | |
| 2261 "\"proxy_pass\" may not have URI part in " | |
|
843
ebab9490204c
allow proxy_pass inside limit_except
Igor Sysoev <igor@sysoev.ru>
parents:
812
diff
changeset
|
2262 "location given by regular expression, " |
|
ebab9490204c
allow proxy_pass inside limit_except
Igor Sysoev <igor@sysoev.ru>
parents:
812
diff
changeset
|
2263 "or inside the \"if\" statement, " |
|
ebab9490204c
allow proxy_pass inside limit_except
Igor Sysoev <igor@sysoev.ru>
parents:
812
diff
changeset
|
2264 "or inside the \"limit_except\" block"); |
| 573 | 2265 return NGX_CONF_ERROR; |
| 2266 } | |
| 2267 | |
| 2268 plcf->upstream.location.len = 0; | |
| 555 | 2269 } |
| 2270 | |
| 507 | 2271 #endif |
| 2272 | |
| 509 | 2273 plcf->upstream.url = *url; |
| 2274 | |
| 507 | 2275 if (clcf->name.data[clcf->name.len - 1] == '/') { |
| 2276 clcf->auto_redirect = 1; | |
| 2277 } | |
| 2278 | |
| 2279 return NGX_CONF_OK; | |
| 2280 } | |
| 2281 | |
| 2282 | |
| 2283 static char * | |
| 509 | 2284 ngx_http_proxy_redirect(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) |
| 507 | 2285 { |
| 509 | 2286 ngx_http_proxy_loc_conf_t *plcf = conf; |
| 2287 | |
| 2288 ngx_str_t *value; | |
| 2289 ngx_array_t *vars_lengths, *vars_values; | |
| 2290 ngx_http_script_compile_t sc; | |
| 2291 ngx_http_proxy_redirect_t *pr; | |
| 2292 | |
| 2293 if (plcf->redirect == 0) { | |
| 2294 return NGX_CONF_OK; | |
| 2295 } | |
| 2296 | |
| 2297 value = cf->args->elts; | |
| 2298 | |
| 2299 if (ngx_strcmp(value[1].data, "off") == 0) { | |
| 2300 plcf->redirect = 0; | |
| 2301 plcf->redirects = NULL; | |
| 2302 return NGX_CONF_OK; | |
| 2303 } | |
| 2304 | |
| 2305 if (plcf->redirects == NULL) { | |
| 2306 plcf->redirects = ngx_array_create(cf->pool, 1, | |
| 2307 sizeof(ngx_http_proxy_redirect_t)); | |
| 2308 if (plcf->redirects == NULL) { | |
| 2309 return NGX_CONF_ERROR; | |
| 2310 } | |
| 2311 } | |
| 2312 | |
| 2313 pr = ngx_array_push(plcf->redirects); | |
| 2314 if (pr == NULL) { | |
| 2315 return NGX_CONF_ERROR; | |
| 2316 } | |
| 2317 | |
| 2318 if (cf->args->nelts == 2 && ngx_strcmp(value[1].data, "default") == 0) { | |
| 2319 if (plcf->upstream.url.data == NULL) { | |
| 2320 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, | |
| 2321 "\"proxy_rewrite_location default\" must go " | |
| 2322 "after the \"proxy_pass\" directive"); | |
| 2323 return NGX_CONF_ERROR; | |
| 2324 } | |
| 2325 | |
| 2326 pr->handler = ngx_http_proxy_rewrite_redirect_text; | |
| 2327 pr->redirect = plcf->upstream.url; | |
| 653 | 2328 |
| 2329 if (plcf->upstream.uri.len) { | |
| 2330 pr->replacement.text = plcf->upstream.location; | |
| 2331 | |
| 2332 } else { | |
| 2333 pr->replacement.text.len = 0; | |
| 2334 pr->replacement.text.data = NULL; | |
| 2335 } | |
| 509 | 2336 |
| 2337 return NGX_CONF_OK; | |
| 2338 } | |
| 2339 | |
| 2340 if (ngx_http_script_variables_count(&value[2]) == 0) { | |
| 2341 pr->handler = ngx_http_proxy_rewrite_redirect_text; | |
| 2342 pr->redirect = value[1]; | |
| 2343 pr->replacement.text = value[2]; | |
| 2344 | |
| 2345 return NGX_CONF_OK; | |
| 2346 } | |
| 2347 | |
| 2348 ngx_memzero(&sc, sizeof(ngx_http_script_compile_t)); | |
| 2349 | |
| 2350 vars_lengths = NULL; | |
| 2351 vars_values = NULL; | |
| 2352 | |
| 2353 sc.cf = cf; | |
| 2354 sc.source = &value[2]; | |
| 2355 sc.lengths = &vars_lengths; | |
| 2356 sc.values = &vars_values; | |
| 2357 sc.complete_lengths = 1; | |
| 2358 sc.complete_values = 1; | |
| 2359 | |
| 2360 if (ngx_http_script_compile(&sc) != NGX_OK) { | |
| 2361 return NGX_CONF_ERROR; | |
| 2362 } | |
| 2363 | |
| 2364 pr->handler = ngx_http_proxy_rewrite_redirect_vars; | |
| 2365 pr->redirect = value[1]; | |
| 2366 pr->replacement.vars.lengths = vars_lengths->elts; | |
| 2367 pr->replacement.vars.values = vars_values->elts; | |
| 2368 | |
| 507 | 2369 return NGX_CONF_OK; |
| 2370 } | |
| 2371 | |
| 2372 | |
| 2373 static char * | |
| 2374 ngx_http_proxy_lowat_check(ngx_conf_t *cf, void *post, void *data) | |
| 2375 { | |
| 2376 #if (NGX_FREEBSD) | |
| 2377 ssize_t *np = data; | |
| 2378 | |
| 673 | 2379 if ((u_long) *np >= ngx_freebsd_net_inet_tcp_sendspace) { |
| 507 | 2380 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
| 2381 "\"proxy_send_lowat\" must be less than %d " | |
| 2382 "(sysctl net.inet.tcp.sendspace)", | |
| 2383 ngx_freebsd_net_inet_tcp_sendspace); | |
| 2384 | |
| 2385 return NGX_CONF_ERROR; | |
| 2386 } | |
| 2387 | |
| 2388 #elif !(NGX_HAVE_SO_SNDLOWAT) | |
| 2389 ssize_t *np = data; | |
| 2390 | |
| 2391 ngx_conf_log_error(NGX_LOG_WARN, cf, 0, | |
| 2392 "\"proxy_send_lowat\" is not supported, ignored"); | |
| 2393 | |
| 2394 *np = 0; | |
| 2395 | |
| 2396 #endif | |
| 2397 | |
| 2398 return NGX_CONF_OK; | |
| 2399 } | |
| 884 | 2400 |
| 2401 | |
| 2402 static char * | |
| 2403 ngx_http_proxy_upstream_max_fails_unsupported(ngx_conf_t *cf, | |
| 2404 ngx_command_t *cmd, void *conf) | |
| 2405 { | |
| 2406 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, | |
| 2407 "\"proxy_upstream_max_fails\" is not supported, " | |
| 2408 "use the \"max_fails\" parameter of the \"server\" directive ", | |
| 2409 "inside the \"upstream\" block"); | |
| 2410 | |
| 2411 return NGX_CONF_ERROR; | |
| 2412 } | |
| 2413 | |
| 2414 | |
| 2415 static char * | |
| 2416 ngx_http_proxy_upstream_fail_timeout_unsupported(ngx_conf_t *cf, | |
| 2417 ngx_command_t *cmd, void *conf) | |
| 2418 { | |
| 2419 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, | |
| 2420 "\"proxy_upstream_fail_timeout\" is not supported, " | |
| 2421 "use the \"fail_timeout\" parameter of the \"server\" directive ", | |
| 2422 "inside the \"upstream\" block"); | |
| 2423 | |
| 2424 return NGX_CONF_ERROR; | |
| 2425 } |