Mercurial > hg > nginx
annotate src/http/modules/ngx_http_proxy_module.c @ 2030:f1cff424caeb
remove directives deprecated in 0.3.x
| author | Igor Sysoev <igor@sysoev.ru> |
|---|---|
| date | Sat, 24 May 2008 15:48:50 +0000 |
| parents | 7018254cc006 |
| children | 2a92804f4109 |
| 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 { | |
| 1658 | 36 ngx_str_t host_header; |
| 37 ngx_str_t port; | |
| 38 ngx_str_t uri; | |
| 39 } ngx_http_proxy_vars_t; | |
| 40 | |
| 41 | |
| 42 typedef struct { | |
| 651 | 43 ngx_http_upstream_conf_t upstream; |
| 44 | |
| 45 ngx_array_t *flushes; | |
| 46 ngx_array_t *body_set_len; | |
| 47 ngx_array_t *body_set; | |
| 48 ngx_array_t *headers_set_len; | |
| 49 ngx_array_t *headers_set; | |
| 50 ngx_hash_t headers_set_hash; | |
| 51 | |
| 52 ngx_array_t *headers_source; | |
| 53 ngx_array_t *headers_names; | |
| 54 | |
| 1658 | 55 ngx_array_t *proxy_lengths; |
| 56 ngx_array_t *proxy_values; | |
| 57 | |
| 651 | 58 ngx_array_t *redirects; |
| 59 | |
| 60 ngx_str_t body_source; | |
| 61 | |
| 62 ngx_str_t method; | |
| 1658 | 63 ngx_str_t location; |
| 64 ngx_str_t url; | |
| 65 | |
| 66 ngx_http_proxy_vars_t vars; | |
| 651 | 67 |
| 68 ngx_flag_t redirect; | |
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69 |
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70 ngx_uint_t headers_hash_max_size; |
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71 ngx_uint_t headers_hash_bucket_size; |
| 507 | 72 } ngx_http_proxy_loc_conf_t; |
| 73 | |
| 74 | |
| 75 typedef struct { | |
| 651 | 76 ngx_uint_t status; |
| 77 ngx_uint_t status_count; | |
| 78 u_char *status_start; | |
| 79 u_char *status_end; | |
| 80 | |
| 1658 | 81 ngx_http_proxy_vars_t vars; |
| 82 | |
| 651 | 83 size_t internal_body_length; |
| 509 | 84 } ngx_http_proxy_ctx_t; |
| 507 | 85 |
| 86 | |
| 509 | 87 #define NGX_HTTP_PROXY_PARSE_NO_HEADER 20 |
| 507 | 88 |
| 89 | |
| 1658 | 90 static ngx_int_t ngx_http_proxy_eval(ngx_http_request_t *r, |
| 91 ngx_http_proxy_ctx_t *ctx, ngx_http_proxy_loc_conf_t *plcf); | |
| 507 | 92 static ngx_int_t ngx_http_proxy_create_request(ngx_http_request_t *r); |
| 93 static ngx_int_t ngx_http_proxy_reinit_request(ngx_http_request_t *r); | |
| 509 | 94 static ngx_int_t ngx_http_proxy_process_status_line(ngx_http_request_t *r); |
| 95 static ngx_int_t ngx_http_proxy_parse_status_line(ngx_http_request_t *r, | |
| 1658 | 96 ngx_http_proxy_ctx_t *ctx); |
| 507 | 97 static ngx_int_t ngx_http_proxy_process_header(ngx_http_request_t *r); |
| 98 static void ngx_http_proxy_abort_request(ngx_http_request_t *r); | |
| 99 static void ngx_http_proxy_finalize_request(ngx_http_request_t *r, | |
| 100 ngx_int_t rc); | |
| 101 | |
| 573 | 102 static ngx_int_t ngx_http_proxy_host_variable(ngx_http_request_t *r, |
| 103 ngx_http_variable_value_t *v, uintptr_t data); | |
| 104 static ngx_int_t ngx_http_proxy_port_variable(ngx_http_request_t *r, | |
| 105 ngx_http_variable_value_t *v, uintptr_t data); | |
| 106 static ngx_int_t | |
| 509 | 107 ngx_http_proxy_add_x_forwarded_for_variable(ngx_http_request_t *r, |
| 573 | 108 ngx_http_variable_value_t *v, uintptr_t data); |
| 577 | 109 static ngx_int_t |
| 110 ngx_http_proxy_internal_body_length_variable(ngx_http_request_t *r, | |
| 111 ngx_http_variable_value_t *v, uintptr_t data); | |
| 509 | 112 static ngx_int_t ngx_http_proxy_rewrite_redirect(ngx_http_request_t *r, |
| 113 ngx_table_elt_t *h, size_t prefix); | |
| 507 | 114 |
| 509 | 115 static ngx_int_t ngx_http_proxy_add_variables(ngx_conf_t *cf); |
| 507 | 116 static void *ngx_http_proxy_create_loc_conf(ngx_conf_t *cf); |
| 117 static char *ngx_http_proxy_merge_loc_conf(ngx_conf_t *cf, | |
| 118 void *parent, void *child); | |
| 119 | |
| 120 static char *ngx_http_proxy_pass(ngx_conf_t *cf, ngx_command_t *cmd, | |
| 121 void *conf); | |
| 509 | 122 static char *ngx_http_proxy_redirect(ngx_conf_t *cf, ngx_command_t *cmd, |
| 123 void *conf); | |
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124 static char *ngx_http_proxy_store(ngx_conf_t *cf, ngx_command_t *cmd, |
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125 void *conf); |
| 507 | 126 |
| 127 static char *ngx_http_proxy_lowat_check(ngx_conf_t *cf, void *post, void *data); | |
| 128 | |
| 884 | 129 static char *ngx_http_proxy_upstream_max_fails_unsupported(ngx_conf_t *cf, |
| 130 ngx_command_t *cmd, void *conf); | |
| 131 static char *ngx_http_proxy_upstream_fail_timeout_unsupported(ngx_conf_t *cf, | |
| 132 ngx_command_t *cmd, void *conf); | |
| 133 | |
| 1658 | 134 #if (NGX_HTTP_SSL) |
| 135 static ngx_int_t ngx_http_proxy_set_ssl(ngx_conf_t *cf, | |
| 136 ngx_http_proxy_loc_conf_t *plcf); | |
| 137 #endif | |
| 138 static ngx_int_t ngx_http_proxy_set_vars(ngx_pool_t *pool, ngx_url_t *u, | |
| 139 ngx_http_proxy_vars_t *v); | |
| 140 | |
| 509 | 141 |
| 507 | 142 static ngx_conf_post_t ngx_http_proxy_lowat_post = |
| 509 | 143 { ngx_http_proxy_lowat_check }; |
| 144 | |
| 507 | 145 |
| 146 static ngx_conf_bitmask_t ngx_http_proxy_next_upstream_masks[] = { | |
| 147 { ngx_string("error"), NGX_HTTP_UPSTREAM_FT_ERROR }, | |
| 148 { ngx_string("timeout"), NGX_HTTP_UPSTREAM_FT_TIMEOUT }, | |
| 149 { ngx_string("invalid_header"), NGX_HTTP_UPSTREAM_FT_INVALID_HEADER }, | |
| 150 { ngx_string("http_500"), NGX_HTTP_UPSTREAM_FT_HTTP_500 }, | |
| 623 | 151 { ngx_string("http_503"), NGX_HTTP_UPSTREAM_FT_HTTP_503 }, |
| 507 | 152 { ngx_string("http_404"), NGX_HTTP_UPSTREAM_FT_HTTP_404 }, |
| 665 | 153 { ngx_string("off"), NGX_HTTP_UPSTREAM_FT_OFF }, |
| 507 | 154 { ngx_null_string, 0 } |
| 155 }; | |
| 156 | |
| 157 | |
| 158 static ngx_command_t ngx_http_proxy_commands[] = { | |
| 159 | |
| 160 { ngx_string("proxy_pass"), | |
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161 NGX_HTTP_LOC_CONF|NGX_HTTP_LIF_CONF|NGX_HTTP_LMT_CONF|NGX_CONF_TAKE1, |
| 507 | 162 ngx_http_proxy_pass, |
| 163 NGX_HTTP_LOC_CONF_OFFSET, | |
| 164 0, | |
| 165 NULL }, | |
| 166 | |
| 509 | 167 { ngx_string("proxy_redirect"), |
| 168 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE12, | |
| 169 ngx_http_proxy_redirect, | |
| 170 NGX_HTTP_LOC_CONF_OFFSET, | |
| 171 0, | |
| 172 NULL }, | |
| 173 | |
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174 { ngx_string("proxy_store"), |
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175 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, |
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176 ngx_http_proxy_store, |
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177 NGX_HTTP_LOC_CONF_OFFSET, |
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178 0, |
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179 NULL }, |
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180 |
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181 { ngx_string("proxy_store_access"), |
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182 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE123, |
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183 ngx_conf_set_access_slot, |
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184 NGX_HTTP_LOC_CONF_OFFSET, |
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185 offsetof(ngx_http_proxy_loc_conf_t, upstream.store_access), |
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186 NULL }, |
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187 |
| 581 | 188 { ngx_string("proxy_buffering"), |
| 189 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG, | |
| 190 ngx_conf_set_flag_slot, | |
| 191 NGX_HTTP_LOC_CONF_OFFSET, | |
| 192 offsetof(ngx_http_proxy_loc_conf_t, upstream.buffering), | |
| 193 NULL }, | |
| 194 | |
| 629 | 195 { ngx_string("proxy_ignore_client_abort"), |
| 196 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG, | |
| 197 ngx_conf_set_flag_slot, | |
| 198 NGX_HTTP_LOC_CONF_OFFSET, | |
| 199 offsetof(ngx_http_proxy_loc_conf_t, upstream.ignore_client_abort), | |
| 200 NULL }, | |
| 201 | |
| 507 | 202 { ngx_string("proxy_connect_timeout"), |
| 203 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, | |
| 204 ngx_conf_set_msec_slot, | |
| 205 NGX_HTTP_LOC_CONF_OFFSET, | |
| 206 offsetof(ngx_http_proxy_loc_conf_t, upstream.connect_timeout), | |
| 207 NULL }, | |
| 208 | |
| 209 { ngx_string("proxy_send_timeout"), | |
| 210 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, | |
| 211 ngx_conf_set_msec_slot, | |
| 212 NGX_HTTP_LOC_CONF_OFFSET, | |
| 213 offsetof(ngx_http_proxy_loc_conf_t, upstream.send_timeout), | |
| 214 NULL }, | |
| 215 | |
| 216 { ngx_string("proxy_send_lowat"), | |
| 217 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, | |
| 218 ngx_conf_set_size_slot, | |
| 219 NGX_HTTP_LOC_CONF_OFFSET, | |
| 220 offsetof(ngx_http_proxy_loc_conf_t, upstream.send_lowat), | |
| 221 &ngx_http_proxy_lowat_post }, | |
| 222 | |
| 657 | 223 { ngx_string("proxy_intercept_errors"), |
| 224 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG, | |
| 225 ngx_conf_set_flag_slot, | |
| 226 NGX_HTTP_LOC_CONF_OFFSET, | |
| 227 offsetof(ngx_http_proxy_loc_conf_t, upstream.intercept_errors), | |
| 228 NULL }, | |
| 229 | |
| 509 | 230 { ngx_string("proxy_set_header"), |
| 231 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE2, | |
| 649 | 232 ngx_conf_set_keyval_slot, |
| 507 | 233 NGX_HTTP_LOC_CONF_OFFSET, |
| 509 | 234 offsetof(ngx_http_proxy_loc_conf_t, headers_source), |
| 507 | 235 NULL }, |
| 236 | |
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237 { ngx_string("proxy_headers_hash_max_size"), |
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238 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, |
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239 ngx_conf_set_num_slot, |
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240 NGX_HTTP_LOC_CONF_OFFSET, |
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241 offsetof(ngx_http_proxy_loc_conf_t, headers_hash_max_size), |
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242 NULL }, |
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243 |
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244 { ngx_string("proxy_headers_hash_bucket_size"), |
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245 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, |
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246 ngx_conf_set_num_slot, |
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247 NGX_HTTP_LOC_CONF_OFFSET, |
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248 offsetof(ngx_http_proxy_loc_conf_t, headers_hash_bucket_size), |
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249 NULL }, |
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250 |
| 577 | 251 { ngx_string("proxy_set_body"), |
| 252 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, | |
| 253 ngx_conf_set_str_slot, | |
| 254 NGX_HTTP_LOC_CONF_OFFSET, | |
| 255 offsetof(ngx_http_proxy_loc_conf_t, body_source), | |
| 256 NULL }, | |
| 257 | |
| 509 | 258 { ngx_string("proxy_method"), |
| 259 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, | |
| 561 | 260 ngx_conf_set_str_slot, |
| 509 | 261 NGX_HTTP_LOC_CONF_OFFSET, |
| 561 | 262 offsetof(ngx_http_proxy_loc_conf_t, method), |
| 263 NULL }, | |
| 509 | 264 |
| 265 { ngx_string("proxy_pass_request_headers"), | |
| 507 | 266 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG, |
| 267 ngx_conf_set_flag_slot, | |
| 268 NGX_HTTP_LOC_CONF_OFFSET, | |
| 509 | 269 offsetof(ngx_http_proxy_loc_conf_t, upstream.pass_request_headers), |
| 507 | 270 NULL }, |
| 271 | |
| 509 | 272 { ngx_string("proxy_pass_request_body"), |
| 507 | 273 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG, |
| 274 ngx_conf_set_flag_slot, | |
| 275 NGX_HTTP_LOC_CONF_OFFSET, | |
| 509 | 276 offsetof(ngx_http_proxy_loc_conf_t, upstream.pass_request_body), |
| 507 | 277 NULL }, |
| 278 | |
| 581 | 279 { ngx_string("proxy_buffer_size"), |
| 280 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, | |
| 281 ngx_conf_set_size_slot, | |
| 282 NGX_HTTP_LOC_CONF_OFFSET, | |
| 283 offsetof(ngx_http_proxy_loc_conf_t, upstream.buffer_size), | |
| 284 NULL }, | |
| 285 | |
| 507 | 286 { ngx_string("proxy_read_timeout"), |
| 287 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, | |
| 288 ngx_conf_set_msec_slot, | |
| 289 NGX_HTTP_LOC_CONF_OFFSET, | |
| 290 offsetof(ngx_http_proxy_loc_conf_t, upstream.read_timeout), | |
| 291 NULL }, | |
| 292 | |
| 293 { ngx_string("proxy_buffers"), | |
| 294 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE2, | |
| 295 ngx_conf_set_bufs_slot, | |
| 296 NGX_HTTP_LOC_CONF_OFFSET, | |
| 297 offsetof(ngx_http_proxy_loc_conf_t, upstream.bufs), | |
| 298 NULL }, | |
| 299 | |
| 300 { ngx_string("proxy_busy_buffers_size"), | |
| 301 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, | |
| 302 ngx_conf_set_size_slot, | |
| 303 NGX_HTTP_LOC_CONF_OFFSET, | |
| 529 | 304 offsetof(ngx_http_proxy_loc_conf_t, upstream.busy_buffers_size_conf), |
| 507 | 305 NULL }, |
| 306 | |
| 307 { ngx_string("proxy_temp_path"), | |
| 308 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1234, | |
| 309 ngx_conf_set_path_slot, | |
| 310 NGX_HTTP_LOC_CONF_OFFSET, | |
| 311 offsetof(ngx_http_proxy_loc_conf_t, upstream.temp_path), | |
| 312 (void *) ngx_garbage_collector_temp_handler }, | |
| 313 | |
| 314 { ngx_string("proxy_max_temp_file_size"), | |
| 315 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, | |
| 316 ngx_conf_set_size_slot, | |
| 317 NGX_HTTP_LOC_CONF_OFFSET, | |
| 529 | 318 offsetof(ngx_http_proxy_loc_conf_t, upstream.max_temp_file_size_conf), |
| 507 | 319 NULL }, |
| 320 | |
| 321 { ngx_string("proxy_temp_file_write_size"), | |
| 322 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, | |
| 323 ngx_conf_set_size_slot, | |
| 324 NGX_HTTP_LOC_CONF_OFFSET, | |
| 529 | 325 offsetof(ngx_http_proxy_loc_conf_t, upstream.temp_file_write_size_conf), |
| 507 | 326 NULL }, |
| 327 | |
| 328 { ngx_string("proxy_next_upstream"), | |
| 547 | 329 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_1MORE, |
| 507 | 330 ngx_conf_set_bitmask_slot, |
| 331 NGX_HTTP_LOC_CONF_OFFSET, | |
| 332 offsetof(ngx_http_proxy_loc_conf_t, upstream.next_upstream), | |
| 333 &ngx_http_proxy_next_upstream_masks }, | |
| 334 | |
| 561 | 335 { ngx_string("proxy_upstream_max_fails"), |
| 336 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, | |
| 884 | 337 ngx_http_proxy_upstream_max_fails_unsupported, |
| 338 0, | |
| 339 0, | |
| 561 | 340 NULL }, |
| 341 | |
| 342 { ngx_string("proxy_upstream_fail_timeout"), | |
| 343 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, | |
| 884 | 344 ngx_http_proxy_upstream_fail_timeout_unsupported, |
| 345 0, | |
| 346 0, | |
| 561 | 347 NULL }, |
| 348 | |
| 649 | 349 { ngx_string("proxy_pass_header"), |
| 507 | 350 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG, |
| 649 | 351 ngx_conf_set_str_array_slot, |
| 507 | 352 NGX_HTTP_LOC_CONF_OFFSET, |
| 649 | 353 offsetof(ngx_http_proxy_loc_conf_t, upstream.pass_headers), |
| 507 | 354 NULL }, |
| 355 | |
| 649 | 356 { ngx_string("proxy_hide_header"), |
| 507 | 357 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG, |
| 649 | 358 ngx_conf_set_str_array_slot, |
| 507 | 359 NGX_HTTP_LOC_CONF_OFFSET, |
| 649 | 360 offsetof(ngx_http_proxy_loc_conf_t, upstream.hide_headers), |
| 507 | 361 NULL }, |
| 362 | |
| 363 ngx_null_command | |
| 364 }; | |
| 365 | |
| 366 | |
| 667 | 367 static ngx_http_module_t ngx_http_proxy_module_ctx = { |
| 509 | 368 ngx_http_proxy_add_variables, /* preconfiguration */ |
| 369 NULL, /* postconfiguration */ | |
| 507 | 370 |
| 371 NULL, /* create main configuration */ | |
| 372 NULL, /* init main configuration */ | |
| 373 | |
| 374 NULL, /* create server configuration */ | |
| 375 NULL, /* merge server configuration */ | |
| 376 | |
| 377 ngx_http_proxy_create_loc_conf, /* create location configration */ | |
| 378 ngx_http_proxy_merge_loc_conf /* merge location configration */ | |
| 379 }; | |
| 380 | |
| 381 | |
| 382 ngx_module_t ngx_http_proxy_module = { | |
| 509 | 383 NGX_MODULE_V1, |
| 507 | 384 &ngx_http_proxy_module_ctx, /* module context */ |
| 385 ngx_http_proxy_commands, /* module directives */ | |
| 386 NGX_HTTP_MODULE, /* module type */ | |
| 541 | 387 NULL, /* init master */ |
| 509 | 388 NULL, /* init module */ |
| 541 | 389 NULL, /* init process */ |
| 390 NULL, /* init thread */ | |
| 391 NULL, /* exit thread */ | |
| 392 NULL, /* exit process */ | |
| 393 NULL, /* exit master */ | |
| 394 NGX_MODULE_V1_PADDING | |
| 507 | 395 }; |
| 396 | |
| 397 | |
| 398 static char ngx_http_proxy_version[] = " HTTP/1.0" CRLF; | |
| 399 | |
| 509 | 400 |
| 649 | 401 static ngx_keyval_t ngx_http_proxy_headers[] = { |
| 402 { ngx_string("Host"), ngx_string("$proxy_host") }, | |
| 403 { ngx_string("Connection"), ngx_string("close") }, | |
| 404 { ngx_string("Keep-Alive"), ngx_string("") }, | |
| 405 { ngx_null_string, ngx_null_string } | |
| 406 }; | |
| 407 | |
| 408 | |
| 409 static ngx_str_t ngx_http_proxy_hide_headers[] = { | |
| 410 ngx_string("Date"), | |
| 411 ngx_string("Server"), | |
| 412 ngx_string("X-Pad"), | |
| 413 ngx_string("X-Accel-Expires"), | |
| 414 ngx_string("X-Accel-Redirect"), | |
| 415 ngx_string("X-Accel-Limit-Rate"), | |
|
1886
2819956d1ca0
add X-Accel-Charset to ingored header, fix X-Accel-Buffering
Igor Sysoev <igor@sysoev.ru>
parents:
1774
diff
changeset
|
416 ngx_string("X-Accel-Buffering"), |
|
2819956d1ca0
add X-Accel-Charset to ingored header, fix X-Accel-Buffering
Igor Sysoev <igor@sysoev.ru>
parents:
1774
diff
changeset
|
417 ngx_string("X-Accel-Charset"), |
| 649 | 418 ngx_null_string |
| 509 | 419 }; |
| 420 | |
| 421 | |
| 422 static ngx_http_variable_t ngx_http_proxy_vars[] = { | |
| 423 | |
| 637 | 424 { ngx_string("proxy_host"), NULL, ngx_http_proxy_host_variable, 0, |
|
1925
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non cacheable $proxy_host and $proxy_port
Igor Sysoev <igor@sysoev.ru>
parents:
1912
diff
changeset
|
425 NGX_HTTP_VAR_CHANGEABLE|NGX_HTTP_VAR_NOCACHEABLE|NGX_HTTP_VAR_NOHASH, 0 }, |
| 509 | 426 |
| 637 | 427 { ngx_string("proxy_port"), NULL, ngx_http_proxy_port_variable, 0, |
|
1925
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non cacheable $proxy_host and $proxy_port
Igor Sysoev <igor@sysoev.ru>
parents:
1912
diff
changeset
|
428 NGX_HTTP_VAR_CHANGEABLE|NGX_HTTP_VAR_NOCACHEABLE|NGX_HTTP_VAR_NOHASH, 0 }, |
| 509 | 429 |
| 637 | 430 { ngx_string("proxy_add_x_forwarded_for"), NULL, |
| 583 | 431 ngx_http_proxy_add_x_forwarded_for_variable, 0, NGX_HTTP_VAR_NOHASH, 0 }, |
| 509 | 432 |
| 433 #if 0 | |
| 637 | 434 { ngx_string("proxy_add_via"), NULL, NULL, 0, NGX_HTTP_VAR_NOHASH, 0 }, |
| 509 | 435 #endif |
| 436 | |
| 637 | 437 { ngx_string("proxy_internal_body_length"), NULL, |
| 583 | 438 ngx_http_proxy_internal_body_length_variable, 0, NGX_HTTP_VAR_NOHASH, 0 }, |
| 577 | 439 |
| 637 | 440 { ngx_null_string, NULL, NULL, 0, 0, 0 } |
| 509 | 441 }; |
| 507 | 442 |
| 443 | |
| 444 static ngx_int_t | |
| 445 ngx_http_proxy_handler(ngx_http_request_t *r) | |
| 577 | 446 { |
| 507 | 447 ngx_int_t rc; |
| 448 ngx_http_upstream_t *u; | |
| 1658 | 449 ngx_http_proxy_ctx_t *ctx; |
| 507 | 450 ngx_http_proxy_loc_conf_t *plcf; |
| 577 | 451 |
| 507 | 452 u = ngx_pcalloc(r->pool, sizeof(ngx_http_upstream_t)); |
| 453 if (u == NULL) { | |
| 454 return NGX_HTTP_INTERNAL_SERVER_ERROR; | |
| 455 } | |
| 577 | 456 |
| 1658 | 457 r->upstream = u; |
| 458 | |
| 459 ctx = ngx_pcalloc(r->pool, sizeof(ngx_http_proxy_ctx_t)); | |
| 460 if (ctx == NULL) { | |
| 461 return NGX_ERROR; | |
| 462 } | |
| 463 | |
| 464 ngx_http_set_ctx(r, ctx, ngx_http_proxy_module); | |
| 465 | |
| 466 plcf = ngx_http_get_module_loc_conf(r, ngx_http_proxy_module); | |
| 467 | |
| 468 if (plcf->proxy_lengths == 0) { | |
| 469 ctx->vars = plcf->vars; | |
| 470 u->schema = plcf->upstream.schema; | |
| 471 #if (NGX_HTTP_SSL) | |
| 472 u->ssl = (plcf->upstream.ssl != NULL); | |
| 473 #endif | |
| 474 | |
| 475 } else { | |
| 476 if (ngx_http_proxy_eval(r, ctx, plcf) != NGX_OK) { | |
| 477 return NGX_HTTP_INTERNAL_SERVER_ERROR; | |
| 478 } | |
| 479 } | |
| 480 | |
| 507 | 481 u->peer.log = r->connection->log; |
| 482 u->peer.log_error = NGX_ERROR_ERR; | |
| 483 #if (NGX_THREADS) | |
| 484 u->peer.lock = &r->connection->lock; | |
| 485 #endif | |
| 486 | |
| 487 u->output.tag = (ngx_buf_tag_t) &ngx_http_proxy_module; | |
| 488 | |
| 489 u->conf = &plcf->upstream; | |
| 490 | |
| 491 u->create_request = ngx_http_proxy_create_request; | |
| 492 u->reinit_request = ngx_http_proxy_reinit_request; | |
| 509 | 493 u->process_header = ngx_http_proxy_process_status_line; |
| 507 | 494 u->abort_request = ngx_http_proxy_abort_request; |
| 495 u->finalize_request = ngx_http_proxy_finalize_request; | |
| 496 | |
| 509 | 497 if (plcf->redirects) { |
| 498 u->rewrite_redirect = ngx_http_proxy_rewrite_redirect; | |
| 499 } | |
| 500 | |
| 649 | 501 u->buffering = plcf->upstream.buffering; |
| 502 | |
| 503 u->pipe = ngx_pcalloc(r->pool, sizeof(ngx_event_pipe_t)); | |
| 504 if (u->pipe == NULL) { | |
| 505 return NGX_HTTP_INTERNAL_SERVER_ERROR; | |
| 581 | 506 } |
| 507 | 507 |
| 649 | 508 u->pipe->input_filter = ngx_event_pipe_copy_input_filter; |
| 509 | |
| 509 | 510 u->accel = 1; |
| 577 | 511 |
| 507 | 512 rc = ngx_http_read_client_request_body(r, ngx_http_upstream_init); |
| 513 | |
| 514 if (rc >= NGX_HTTP_SPECIAL_RESPONSE) { | |
| 515 return rc; | |
| 516 } | |
| 517 | |
| 518 return NGX_DONE; | |
| 519 } | |
| 520 | |
| 521 | |
| 522 static ngx_int_t | |
| 1658 | 523 ngx_http_proxy_eval(ngx_http_request_t *r, ngx_http_proxy_ctx_t *ctx, |
| 524 ngx_http_proxy_loc_conf_t *plcf) | |
| 525 { | |
| 526 size_t add; | |
| 527 u_short port; | |
| 528 ngx_str_t proxy; | |
| 529 ngx_url_t u; | |
| 530 | |
| 531 if (ngx_http_script_run(r, &proxy, plcf->proxy_lengths->elts, 0, | |
| 532 plcf->proxy_values->elts) | |
| 533 == NULL) | |
| 534 { | |
| 535 return NGX_ERROR; | |
| 536 } | |
| 537 | |
| 538 if (ngx_strncasecmp(proxy.data, (u_char *) "http://", 7) == 0) { | |
| 539 | |
| 540 add = 7; | |
| 541 port = 80; | |
| 542 | |
| 543 #if (NGX_HTTP_SSL) | |
| 544 | |
| 545 } else if (ngx_strncasecmp(proxy.data, (u_char *) "https://", 8) == 0) { | |
| 546 | |
| 547 add = 8; | |
| 548 port = 443; | |
| 549 r->upstream->ssl = 1; | |
| 550 | |
| 551 #endif | |
| 552 | |
| 553 } else { | |
| 554 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, | |
| 555 "invalid URL prefix in \"%V\"", &proxy); | |
| 556 return NGX_ERROR; | |
| 557 } | |
| 558 | |
| 559 r->upstream->schema.len = add; | |
| 560 r->upstream->schema.data = proxy.data; | |
| 561 | |
| 562 ngx_memzero(&u, sizeof(ngx_url_t)); | |
| 563 | |
| 564 u.url.len = proxy.len - add; | |
| 565 u.url.data = proxy.data + add; | |
| 566 u.default_port = port; | |
| 567 u.uri_part = 1; | |
| 568 u.no_resolve = 1; | |
| 569 | |
| 570 if (ngx_parse_url(r->pool, &u) != NGX_OK) { | |
| 571 if (u.err) { | |
| 572 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, | |
| 573 "%s in upstream \"%V\"", u.err, &u.url); | |
| 574 } | |
| 575 | |
| 576 return NGX_ERROR; | |
| 577 } | |
| 578 | |
| 579 if (ngx_http_proxy_set_vars(r->pool, &u, &ctx->vars) != NGX_OK) { | |
| 580 return NGX_ERROR; | |
| 581 } | |
| 582 | |
| 583 r->upstream->resolved = ngx_pcalloc(r->pool, | |
| 584 sizeof(ngx_http_upstream_resolved_t)); | |
| 585 if (r->upstream->resolved == NULL) { | |
| 586 return NGX_ERROR; | |
| 587 } | |
| 588 | |
| 589 r->upstream->resolved->host = u.host; | |
| 590 r->upstream->resolved->port = (in_port_t) (u.no_port ? u.default_port: | |
| 591 u.port); | |
| 1912 | 592 r->upstream->resolved->default_port = u.default_port; |
| 1658 | 593 |
| 594 return NGX_OK; | |
| 595 } | |
| 596 | |
| 597 | |
| 598 static ngx_int_t | |
| 507 | 599 ngx_http_proxy_create_request(ngx_http_request_t *r) |
| 600 { | |
| 577 | 601 size_t len, loc_len, body_len; |
| 509 | 602 uintptr_t escape; |
| 603 ngx_buf_t *b; | |
| 649 | 604 ngx_str_t method; |
| 605 ngx_uint_t i, unparsed_uri; | |
| 509 | 606 ngx_chain_t *cl, *body; |
| 607 ngx_list_part_t *part; | |
| 608 ngx_table_elt_t *header; | |
| 609 ngx_http_upstream_t *u; | |
| 1658 | 610 ngx_http_proxy_ctx_t *ctx; |
| 509 | 611 ngx_http_script_code_pt code; |
| 612 ngx_http_script_engine_t e, le; | |
| 613 ngx_http_proxy_loc_conf_t *plcf; | |
| 614 ngx_http_script_len_code_pt lcode; | |
| 507 | 615 |
| 616 u = r->upstream; | |
| 617 | |
| 618 plcf = ngx_http_get_module_loc_conf(r, ngx_http_proxy_module); | |
| 619 | |
| 561 | 620 if (u->method.len) { |
| 621 /* HEAD was changed to GET to cache response */ | |
| 622 method = u->method; | |
| 623 method.len++; | |
| 624 | |
| 625 } else if (plcf->method.len) { | |
| 626 method = plcf->method; | |
| 627 | |
| 507 | 628 } else { |
| 561 | 629 method = r->method_name; |
| 630 method.len++; | |
| 507 | 631 } |
| 632 | |
| 1667 | 633 len = method.len + sizeof(ngx_http_proxy_version) - 1 + sizeof(CRLF) - 1; |
| 634 | |
| 507 | 635 escape = 0; |
| 1658 | 636 loc_len = 0; |
| 637 unparsed_uri = 0; | |
| 638 | |
| 639 ctx = ngx_http_get_module_ctx(r, ngx_http_proxy_module); | |
| 640 | |
| 641 if (plcf->proxy_lengths) { | |
| 1667 | 642 len += ctx->vars.uri.len; |
| 1658 | 643 |
| 644 } else if (ctx->vars.uri.len == 0 && r->valid_unparsed_uri && r == r->main) | |
| 645 { | |
| 609 | 646 unparsed_uri = 1; |
| 1667 | 647 len += r->unparsed_uri.len; |
| 507 | 648 |
| 649 } else { | |
| 1658 | 650 loc_len = (r->valid_location && ctx->vars.uri.len) ? |
| 651 plcf->location.len : 0; | |
| 652 | |
|
1466
943f2ba615cd
escape internal request URI in proxy_pass
Igor Sysoev <igor@sysoev.ru>
parents:
1353
diff
changeset
|
653 if (r->quoted_uri || r->internal) { |
| 509 | 654 escape = 2 * ngx_escape_uri(NULL, r->uri.data + loc_len, |
| 655 r->uri.len - loc_len, NGX_ESCAPE_URI); | |
| 507 | 656 } |
| 657 | |
| 1688 | 658 len += ctx->vars.uri.len + r->uri.len - loc_len + escape |
| 659 + sizeof("?") - 1 + r->args.len; | |
| 507 | 660 } |
| 661 | |
| 1565 | 662 ngx_http_script_flush_no_cacheable_variables(r, plcf->flushes); |
| 573 | 663 |
| 577 | 664 if (plcf->body_set_len) { |
| 665 le.ip = plcf->body_set_len->elts; | |
| 666 le.request = r; | |
| 667 le.flushed = 1; | |
| 668 body_len = 0; | |
| 669 | |
| 670 while (*(uintptr_t *) le.ip) { | |
| 671 lcode = *(ngx_http_script_len_code_pt *) le.ip; | |
| 672 body_len += lcode(&le); | |
| 673 } | |
| 674 | |
| 1658 | 675 ctx->internal_body_length = body_len; |
| 577 | 676 len += body_len; |
| 677 } | |
| 678 | |
| 509 | 679 le.ip = plcf->headers_set_len->elts; |
| 680 le.request = r; | |
| 573 | 681 le.flushed = 1; |
| 507 | 682 |
| 509 | 683 while (*(uintptr_t *) le.ip) { |
| 684 while (*(uintptr_t *) le.ip) { | |
| 685 lcode = *(ngx_http_script_len_code_pt *) le.ip; | |
| 686 len += lcode(&le); | |
| 687 } | |
| 688 le.ip += sizeof(uintptr_t); | |
| 507 | 689 } |
| 690 | |
| 691 | |
| 509 | 692 if (plcf->upstream.pass_request_headers) { |
| 693 part = &r->headers_in.headers.part; | |
| 694 header = part->elts; | |
| 695 | |
| 696 for (i = 0; /* void */; i++) { | |
| 507 | 697 |
| 509 | 698 if (i >= part->nelts) { |
| 699 if (part->next == NULL) { | |
| 700 break; | |
| 701 } | |
| 702 | |
| 703 part = part->next; | |
| 704 header = part->elts; | |
| 577 | 705 i = 0; |
| 507 | 706 } |
| 707 | |
| 649 | 708 if (ngx_hash_find(&plcf->headers_set_hash, header[i].hash, |
| 709 header[i].lowcase_key, header[i].key.len)) | |
| 509 | 710 { |
| 711 continue; | |
| 712 } | |
| 713 | |
| 714 len += header[i].key.len + sizeof(": ") - 1 | |
| 715 + header[i].value.len + sizeof(CRLF) - 1; | |
| 507 | 716 } |
| 509 | 717 } |
| 507 | 718 |
| 719 | |
| 720 b = ngx_create_temp_buf(r->pool, len); | |
| 721 if (b == NULL) { | |
| 722 return NGX_ERROR; | |
| 723 } | |
| 724 | |
| 725 cl = ngx_alloc_chain_link(r->pool); | |
| 726 if (cl == NULL) { | |
| 727 return NGX_ERROR; | |
| 728 } | |
| 729 | |
| 730 cl->buf = b; | |
| 731 | |
| 732 | |
| 733 /* the request line */ | |
| 734 | |
| 573 | 735 b->last = ngx_copy(b->last, method.data, method.len); |
| 507 | 736 |
| 555 | 737 u->uri.data = b->last; |
| 738 | |
| 1658 | 739 if (plcf->proxy_lengths) { |
| 740 b->last = ngx_copy(b->last, ctx->vars.uri.data, ctx->vars.uri.len); | |
| 741 | |
| 742 } else if (unparsed_uri) { | |
| 573 | 743 b->last = ngx_copy(b->last, r->unparsed_uri.data, r->unparsed_uri.len); |
| 744 | |
| 507 | 745 } else { |
| 555 | 746 if (r->valid_location) { |
| 1658 | 747 b->last = ngx_copy(b->last, ctx->vars.uri.data, ctx->vars.uri.len); |
| 555 | 748 } |
| 551 | 749 |
| 507 | 750 if (escape) { |
| 509 | 751 ngx_escape_uri(b->last, r->uri.data + loc_len, |
| 752 r->uri.len - loc_len, NGX_ESCAPE_URI); | |
| 753 b->last += r->uri.len - loc_len + escape; | |
| 507 | 754 |
| 577 | 755 } else { |
| 573 | 756 b->last = ngx_copy(b->last, r->uri.data + loc_len, |
| 757 r->uri.len - loc_len); | |
| 507 | 758 } |
| 759 | |
| 760 if (r->args.len > 0) { | |
| 761 *b->last++ = '?'; | |
| 573 | 762 b->last = ngx_copy(b->last, r->args.data, r->args.len); |
| 507 | 763 } |
| 764 } | |
| 765 | |
| 555 | 766 u->uri.len = b->last - u->uri.data; |
| 767 | |
| 507 | 768 b->last = ngx_cpymem(b->last, ngx_http_proxy_version, |
| 769 sizeof(ngx_http_proxy_version) - 1); | |
| 770 | |
| 577 | 771 ngx_memzero(&e, sizeof(ngx_http_script_engine_t)); |
| 507 | 772 |
| 773 e.ip = plcf->headers_set->elts; | |
| 774 e.pos = b->last; | |
| 509 | 775 e.request = r; |
| 573 | 776 e.flushed = 1; |
| 507 | 777 |
| 509 | 778 le.ip = plcf->headers_set_len->elts; |
| 779 | |
| 780 while (*(uintptr_t *) le.ip) { | |
| 781 lcode = *(ngx_http_script_len_code_pt *) le.ip; | |
| 515 | 782 |
| 783 /* skip the header line name length */ | |
| 784 (void) lcode(&le); | |
| 509 | 785 |
| 786 if (*(ngx_http_script_len_code_pt *) le.ip) { | |
| 787 | |
| 788 for (len = 0; *(uintptr_t *) le.ip; len += lcode(&le)) { | |
| 789 lcode = *(ngx_http_script_len_code_pt *) le.ip; | |
| 790 } | |
| 791 | |
| 792 e.skip = (len == sizeof(CRLF) - 1) ? 1 : 0; | |
| 793 | |
| 794 } else { | |
| 795 e.skip = 0; | |
| 796 } | |
| 797 | |
| 798 le.ip += sizeof(uintptr_t); | |
| 799 | |
| 800 while (*(uintptr_t *) e.ip) { | |
| 801 code = *(ngx_http_script_code_pt *) e.ip; | |
| 802 code((ngx_http_script_engine_t *) &e); | |
| 577 | 803 } |
| 509 | 804 e.ip += sizeof(uintptr_t); |
| 507 | 805 } |
| 806 | |
| 807 b->last = e.pos; | |
| 808 | |
| 809 | |
| 509 | 810 if (plcf->upstream.pass_request_headers) { |
| 811 part = &r->headers_in.headers.part; | |
| 812 header = part->elts; | |
| 577 | 813 |
| 509 | 814 for (i = 0; /* void */; i++) { |
| 507 | 815 |
| 509 | 816 if (i >= part->nelts) { |
| 817 if (part->next == NULL) { | |
| 818 break; | |
| 819 } | |
| 820 | |
| 821 part = part->next; | |
| 822 header = part->elts; | |
| 577 | 823 i = 0; |
| 507 | 824 } |
| 825 | |
| 649 | 826 if (ngx_hash_find(&plcf->headers_set_hash, header[i].hash, |
| 827 header[i].lowcase_key, header[i].key.len)) | |
| 509 | 828 { |
| 829 continue; | |
| 830 } | |
| 507 | 831 |
| 573 | 832 b->last = ngx_copy(b->last, header[i].key.data, header[i].key.len); |
| 507 | 833 |
| 509 | 834 *b->last++ = ':'; *b->last++ = ' '; |
| 507 | 835 |
| 573 | 836 b->last = ngx_copy(b->last, header[i].value.data, |
| 837 header[i].value.len); | |
| 507 | 838 |
| 509 | 839 *b->last++ = CR; *b->last++ = LF; |
| 507 | 840 |
| 509 | 841 ngx_log_debug2(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
| 842 "http proxy header: \"%V: %V\"", | |
| 843 &header[i].key, &header[i].value); | |
| 844 } | |
| 507 | 845 } |
| 846 | |
| 577 | 847 |
| 507 | 848 /* add "\r\n" at the header end */ |
| 849 *b->last++ = CR; *b->last++ = LF; | |
| 850 | |
| 577 | 851 if (plcf->body_set) { |
| 852 e.ip = plcf->body_set->elts; | |
| 853 e.pos = b->last; | |
| 854 | |
| 855 while (*(uintptr_t *) e.ip) { | |
| 856 code = *(ngx_http_script_code_pt *) e.ip; | |
| 857 code((ngx_http_script_engine_t *) &e); | |
| 858 } | |
| 579 | 859 |
| 860 b->last = e.pos; | |
| 577 | 861 } |
| 862 | |
| 1774 | 863 ngx_log_debug2(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
| 864 "http proxy header:\n\"%*s\"", | |
| 865 (size_t) (b->last - b->pos), b->pos); | |
| 507 | 866 |
| 577 | 867 if (plcf->body_set == NULL && plcf->upstream.pass_request_body) { |
| 509 | 868 |
| 869 body = u->request_bufs; | |
| 870 u->request_bufs = cl; | |
| 871 | |
| 872 while (body) { | |
| 873 b = ngx_alloc_buf(r->pool); | |
| 874 if (b == NULL) { | |
| 875 return NGX_ERROR; | |
| 876 } | |
| 877 | |
| 878 ngx_memcpy(b, body->buf, sizeof(ngx_buf_t)); | |
| 879 | |
| 880 cl->next = ngx_alloc_chain_link(r->pool); | |
| 881 if (cl->next == NULL) { | |
| 882 return NGX_ERROR; | |
| 883 } | |
| 884 | |
| 885 cl = cl->next; | |
| 886 cl->buf = b; | |
| 887 | |
| 888 body = body->next; | |
| 889 } | |
| 890 | |
| 611 | 891 b->flush = 1; |
| 892 | |
| 509 | 893 } else { |
| 894 u->request_bufs = cl; | |
| 895 } | |
| 896 | |
| 897 cl->next = NULL; | |
| 898 | |
| 507 | 899 return NGX_OK; |
| 900 } | |
| 901 | |
| 902 | |
| 903 static ngx_int_t | |
| 904 ngx_http_proxy_reinit_request(ngx_http_request_t *r) | |
| 905 { | |
| 1658 | 906 ngx_http_proxy_ctx_t *ctx; |
| 907 | |
| 908 ctx = ngx_http_get_module_ctx(r, ngx_http_proxy_module); | |
| 909 | |
| 910 if (ctx == NULL) { | |
| 509 | 911 return NGX_OK; |
| 912 } | |
| 913 | |
| 1658 | 914 ctx->status = 0; |
| 915 ctx->status_count = 0; | |
| 916 ctx->status_start = NULL; | |
| 917 ctx->status_end = NULL; | |
| 509 | 918 |
| 919 r->upstream->process_header = ngx_http_proxy_process_status_line; | |
| 920 | |
| 921 return NGX_OK; | |
| 922 } | |
| 923 | |
| 924 | |
| 925 static ngx_int_t | |
| 926 ngx_http_proxy_process_status_line(ngx_http_request_t *r) | |
| 927 { | |
| 928 ngx_int_t rc; | |
| 929 ngx_http_upstream_t *u; | |
| 1658 | 930 ngx_http_proxy_ctx_t *ctx; |
| 931 | |
| 932 ctx = ngx_http_get_module_ctx(r, ngx_http_proxy_module); | |
| 933 | |
| 934 if (ctx == NULL) { | |
|
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parents:
1688
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changeset
|
935 return NGX_ERROR; |
| 509 | 936 } |
| 937 | |
| 1658 | 938 rc = ngx_http_proxy_parse_status_line(r, ctx); |
| 509 | 939 |
| 940 if (rc == NGX_AGAIN) { | |
| 941 return rc; | |
| 942 } | |
| 943 | |
| 944 u = r->upstream; | |
| 945 | |
| 946 if (rc == NGX_HTTP_PROXY_PARSE_NO_HEADER) { | |
| 947 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, | |
| 577 | 948 "upstream sent no valid HTTP/1.0 header"); |
| 509 | 949 |
| 619 | 950 #if 0 |
| 509 | 951 if (u->accel) { |
| 952 return NGX_HTTP_UPSTREAM_INVALID_HEADER; | |
| 953 } | |
| 619 | 954 #endif |
| 509 | 955 |
| 956 r->http_version = NGX_HTTP_VERSION_9; | |
| 1616 | 957 u->headers_in.status_n = NGX_HTTP_OK; |
| 958 u->state->status = NGX_HTTP_OK; | |
| 577 | 959 |
| 509 | 960 return NGX_OK; |
| 961 } | |
| 962 | |
| 1658 | 963 u->headers_in.status_n = ctx->status; |
| 964 u->state->status = ctx->status; | |
| 965 | |
| 966 u->headers_in.status_line.len = ctx->status_end - ctx->status_start; | |
| 529 | 967 u->headers_in.status_line.data = ngx_palloc(r->pool, |
| 968 u->headers_in.status_line.len); | |
| 969 if (u->headers_in.status_line.data == NULL) { | |
|
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|
970 return NGX_ERROR; |
| 509 | 971 } |
| 573 | 972 |
| 1658 | 973 ngx_memcpy(u->headers_in.status_line.data, ctx->status_start, |
| 529 | 974 u->headers_in.status_line.len); |
| 509 | 975 |
| 976 ngx_log_debug2(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
| 977 "http proxy status %ui \"%V\"", | |
| 936 | 978 u->headers_in.status_n, &u->headers_in.status_line); |
| 509 | 979 |
| 980 u->process_header = ngx_http_proxy_process_header; | |
| 981 | |
| 982 return ngx_http_proxy_process_header(r); | |
| 983 } | |
| 984 | |
| 985 | |
| 986 static ngx_int_t | |
| 1658 | 987 ngx_http_proxy_parse_status_line(ngx_http_request_t *r, |
| 988 ngx_http_proxy_ctx_t *ctx) | |
| 509 | 989 { |
| 990 u_char ch; | |
| 1658 | 991 u_char *p; |
| 509 | 992 ngx_http_upstream_t *u; |
| 993 enum { | |
| 994 sw_start = 0, | |
| 995 sw_H, | |
| 996 sw_HT, | |
| 997 sw_HTT, | |
| 998 sw_HTTP, | |
| 999 sw_first_major_digit, | |
| 1000 sw_major_digit, | |
| 1001 sw_first_minor_digit, | |
| 1002 sw_minor_digit, | |
| 1003 sw_status, | |
| 1004 sw_space_after_status, | |
| 1005 sw_status_text, | |
| 1006 sw_almost_done | |
| 577 | 1007 } state; |
| 509 | 1008 |
| 1009 u = r->upstream; | |
| 1010 | |
| 1011 state = r->state; | |
| 1012 | |
| 1658 | 1013 for (p = u->buffer.pos; p < u->buffer.last; p++) { |
| 1014 ch = *p; | |
| 509 | 1015 |
| 1016 switch (state) { | |
| 1017 | |
| 1018 /* "HTTP/" */ | |
| 1019 case sw_start: | |
| 1020 switch (ch) { | |
| 577 | 1021 case 'H': |
| 509 | 1022 state = sw_H; |
| 1023 break; | |
| 1024 default: | |
| 1025 return NGX_HTTP_PROXY_PARSE_NO_HEADER; | |
| 1026 } | |
| 1027 break; | |
| 1028 | |
| 577 | 1029 case sw_H: |
| 509 | 1030 switch (ch) { |
| 577 | 1031 case 'T': |
| 509 | 1032 state = sw_HT; |
| 1033 break; | |
| 1034 default: | |
| 1035 return NGX_HTTP_PROXY_PARSE_NO_HEADER; | |
| 1036 } | |
| 1037 break; | |
| 1038 | |
| 1039 case sw_HT: | |
| 1040 switch (ch) { | |
| 577 | 1041 case 'T': |
| 509 | 1042 state = sw_HTT; |
| 1043 break; | |
| 1044 default: | |
| 1045 return NGX_HTTP_PROXY_PARSE_NO_HEADER; | |
| 1046 } | |
| 1047 break; | |
| 1048 | |
| 1049 case sw_HTT: | |
| 1050 switch (ch) { | |
| 577 | 1051 case 'P': |
| 509 | 1052 state = sw_HTTP; |
| 1053 break; | |
| 1054 default: | |
| 1055 return NGX_HTTP_PROXY_PARSE_NO_HEADER; | |
| 1056 } | |
| 1057 break; | |
| 1058 | |
| 1059 case sw_HTTP: | |
| 1060 switch (ch) { | |
| 577 | 1061 case '/': |
| 509 | 1062 state = sw_first_major_digit; |
| 1063 break; | |
| 1064 default: | |
| 1065 return NGX_HTTP_PROXY_PARSE_NO_HEADER; | |
| 1066 } | |
| 1067 break; | |
| 1068 | |
| 1069 /* the first digit of major HTTP version */ | |
| 1070 case sw_first_major_digit: | |
| 1071 if (ch < '1' || ch > '9') { | |
| 1072 return NGX_HTTP_PROXY_PARSE_NO_HEADER; | |
| 1073 } | |
| 1074 | |
| 1075 state = sw_major_digit; | |
| 1076 break; | |
| 1077 | |
| 1078 /* the major HTTP version or dot */ | |
| 1079 case sw_major_digit: | |
| 1080 if (ch == '.') { | |
| 1081 state = sw_first_minor_digit; | |
| 1082 break; | |
| 1083 } | |
| 1084 | |
| 1085 if (ch < '0' || ch > '9') { | |
| 1086 return NGX_HTTP_PROXY_PARSE_NO_HEADER; | |
| 1087 } | |
| 1088 | |
| 1089 break; | |
| 1090 | |
| 1091 /* the first digit of minor HTTP version */ | |
| 1092 case sw_first_minor_digit: | |
| 1093 if (ch < '0' || ch > '9') { | |
| 1094 return NGX_HTTP_PROXY_PARSE_NO_HEADER; | |
| 1095 } | |
| 1096 | |
| 1097 state = sw_minor_digit; | |
| 1098 break; | |
| 1099 | |
| 1100 /* the minor HTTP version or the end of the request line */ | |
| 1101 case sw_minor_digit: | |
| 1102 if (ch == ' ') { | |
| 1103 state = sw_status; | |
| 1104 break; | |
| 1105 } | |
| 1106 | |
| 1107 if (ch < '0' || ch > '9') { | |
| 1108 return NGX_HTTP_PROXY_PARSE_NO_HEADER; | |
| 1109 } | |
| 1110 | |
| 1111 break; | |
| 1112 | |
| 1113 /* HTTP status code */ | |
| 1114 case sw_status: | |
| 619 | 1115 if (ch == ' ') { |
| 1116 break; | |
| 1117 } | |
| 1118 | |
| 509 | 1119 if (ch < '0' || ch > '9') { |
| 1120 return NGX_HTTP_PROXY_PARSE_NO_HEADER; | |
| 1121 } | |
| 1122 | |
| 1658 | 1123 ctx->status = ctx->status * 10 + ch - '0'; |
| 1124 | |
| 1125 if (++ctx->status_count == 3) { | |
| 509 | 1126 state = sw_space_after_status; |
| 1658 | 1127 ctx->status_start = p - 2; |
| 509 | 1128 } |
| 1129 | |
| 1130 break; | |
| 1131 | |
| 1132 /* space or end of line */ | |
| 1133 case sw_space_after_status: | |
| 1134 switch (ch) { | |
| 577 | 1135 case ' ': |
| 509 | 1136 state = sw_status_text; |
| 1137 break; | |
| 1138 case '.': /* IIS may send 403.1, 403.2, etc */ | |
| 1139 state = sw_status_text; | |
| 1140 break; | |
| 1141 case CR: | |
| 1142 state = sw_almost_done; | |
| 1143 break; | |
| 1144 case LF: | |
| 1145 goto done; | |
| 1146 default: | |
| 1147 return NGX_HTTP_PROXY_PARSE_NO_HEADER; | |
| 1148 } | |
| 1149 break; | |
| 1150 | |
| 1151 /* any text until end of line */ | |
| 1152 case sw_status_text: | |
| 1153 switch (ch) { | |
| 1154 case CR: | |
| 1155 state = sw_almost_done; | |
| 1156 | |
| 1157 break; | |
| 1158 case LF: | |
| 1159 goto done; | |
| 1160 } | |
| 1161 break; | |
| 1162 | |
| 527 | 1163 /* end of status line */ |
| 509 | 1164 case sw_almost_done: |
| 1658 | 1165 ctx->status_end = p - 1; |
| 509 | 1166 switch (ch) { |
| 1167 case LF: | |
| 1168 goto done; | |
| 1169 default: | |
| 1170 return NGX_HTTP_PROXY_PARSE_NO_HEADER; | |
| 1171 } | |
| 1172 } | |
| 1173 } | |
| 1174 | |
| 1658 | 1175 u->buffer.pos = p; |
| 509 | 1176 r->state = state; |
| 1177 | |
| 1178 return NGX_AGAIN; | |
| 1179 | |
| 1180 done: | |
| 1181 | |
| 1658 | 1182 u->buffer.pos = p + 1; |
| 1183 | |
| 1184 if (ctx->status_end == NULL) { | |
| 1185 ctx->status_end = p; | |
| 509 | 1186 } |
| 1187 | |
| 1188 r->state = sw_start; | |
| 1189 | |
| 507 | 1190 return NGX_OK; |
| 1191 } | |
| 1192 | |
| 1193 | |
| 1194 static ngx_int_t | |
| 1195 ngx_http_proxy_process_header(ngx_http_request_t *r) | |
| 1196 { | |
| 509 | 1197 ngx_int_t rc; |
| 649 | 1198 ngx_uint_t i; |
| 509 | 1199 ngx_table_elt_t *h; |
| 1200 ngx_http_upstream_header_t *hh; | |
| 1201 ngx_http_upstream_main_conf_t *umcf; | |
| 1202 | |
| 1203 umcf = ngx_http_get_module_main_conf(r, ngx_http_upstream_module); | |
| 1204 | |
| 2024 | 1205 for ( ;; ) { |
| 509 | 1206 |
| 581 | 1207 rc = ngx_http_parse_header_line(r, &r->upstream->buffer); |
| 509 | 1208 |
| 1209 if (rc == NGX_OK) { | |
| 1210 | |
| 1211 /* a header line has been parsed successfully */ | |
| 507 | 1212 |
| 509 | 1213 h = ngx_list_push(&r->upstream->headers_in.headers); |
| 1214 if (h == NULL) { | |
|
1699
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Igor Sysoev <igor@sysoev.ru>
parents:
1688
diff
changeset
|
1215 return NGX_ERROR; |
| 509 | 1216 } |
| 1217 | |
| 1218 h->hash = r->header_hash; | |
| 1219 | |
| 1220 h->key.len = r->header_name_end - r->header_name_start; | |
| 1221 h->value.len = r->header_end - r->header_start; | |
| 1222 | |
| 1223 h->key.data = ngx_palloc(r->pool, | |
| 649 | 1224 h->key.len + 1 + h->value.len + 1 + h->key.len); |
| 509 | 1225 if (h->key.data == NULL) { |
|
1699
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return NGX_ERROR instead of NGX_HTTP_INTERNAL_SERVER_ERROR in u->parse_header()
Igor Sysoev <igor@sysoev.ru>
parents:
1688
diff
changeset
|
1226 return NGX_ERROR; |
| 509 | 1227 } |
| 1228 | |
| 1229 h->value.data = h->key.data + h->key.len + 1; | |
| 649 | 1230 h->lowcase_key = h->key.data + h->key.len + 1 + h->value.len + 1; |
| 507 | 1231 |
| 509 | 1232 ngx_cpystrn(h->key.data, r->header_name_start, h->key.len + 1); |
| 1233 ngx_cpystrn(h->value.data, r->header_start, h->value.len + 1); | |
| 1234 | |
| 649 | 1235 if (h->key.len == r->lowcase_index) { |
| 1236 ngx_memcpy(h->lowcase_key, r->lowcase_header, h->key.len); | |
| 1237 | |
| 1238 } else { | |
| 1239 for (i = 0; i < h->key.len; i++) { | |
|
1488
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the "proxy_hide_header" and "fastcgi_hide_header" directives did not
Igor Sysoev <igor@sysoev.ru>
parents:
1466
diff
changeset
|
1240 h->lowcase_key[i] = ngx_tolower(h->key.data[i]); |
| 509 | 1241 } |
| 1242 } | |
| 1243 | |
| 649 | 1244 hh = ngx_hash_find(&umcf->headers_in_hash, h->hash, |
| 1245 h->lowcase_key, h->key.len); | |
| 1246 | |
| 1247 if (hh && hh->handler(r, h, hh->offset) != NGX_OK) { | |
|
1699
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return NGX_ERROR instead of NGX_HTTP_INTERNAL_SERVER_ERROR in u->parse_header()
Igor Sysoev <igor@sysoev.ru>
parents:
1688
diff
changeset
|
1248 return NGX_ERROR; |
| 649 | 1249 } |
| 1250 | |
| 509 | 1251 ngx_log_debug2(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
| 1252 "http proxy header: \"%V: %V\"", | |
| 1253 &h->key, &h->value); | |
| 1254 | |
| 1255 continue; | |
| 1256 } | |
| 1257 | |
| 1258 if (rc == NGX_HTTP_PARSE_HEADER_DONE) { | |
| 1259 | |
| 1260 /* a whole header has been parsed successfully */ | |
| 1261 | |
| 1262 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
| 1263 "http proxy header done"); | |
| 1264 | |
| 649 | 1265 /* |
| 1266 * if no "Server" and "Date" in header line, | |
| 1267 * then add the special empty headers | |
| 1268 */ | |
| 1269 | |
| 1270 if (r->upstream->headers_in.server == NULL) { | |
| 1271 h = ngx_list_push(&r->upstream->headers_in.headers); | |
| 1272 if (h == NULL) { | |
|
1699
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Igor Sysoev <igor@sysoev.ru>
parents:
1688
diff
changeset
|
1273 return NGX_ERROR; |
| 649 | 1274 } |
| 1275 | |
| 1276 h->hash = ngx_hash(ngx_hash(ngx_hash(ngx_hash( | |
| 1277 ngx_hash('s', 'e'), 'r'), 'v'), 'e'), 'r'); | |
| 1278 | |
| 1279 h->key.len = sizeof("Server") - 1; | |
| 1280 h->key.data = (u_char *) "Server"; | |
| 1281 h->value.len = 0; | |
| 1282 h->value.data = NULL; | |
| 1283 h->lowcase_key = (u_char *) "server"; | |
| 1284 } | |
| 1285 | |
| 1286 if (r->upstream->headers_in.date == NULL) { | |
| 1287 h = ngx_list_push(&r->upstream->headers_in.headers); | |
| 1288 if (h == NULL) { | |
|
1699
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return NGX_ERROR instead of NGX_HTTP_INTERNAL_SERVER_ERROR in u->parse_header()
Igor Sysoev <igor@sysoev.ru>
parents:
1688
diff
changeset
|
1289 return NGX_ERROR; |
| 649 | 1290 } |
| 1291 | |
| 1292 h->hash = ngx_hash(ngx_hash(ngx_hash('d', 'a'), 't'), 'e'); | |
| 1293 | |
| 1294 h->key.len = sizeof("Date") - 1; | |
| 1295 h->key.data = (u_char *) "Date"; | |
| 1296 h->value.len = 0; | |
| 1297 h->value.data = NULL; | |
| 1298 h->lowcase_key = (u_char *) "date"; | |
| 1299 } | |
| 1300 | |
| 509 | 1301 return NGX_OK; |
| 1302 } | |
| 1303 | |
| 521 | 1304 if (rc == NGX_AGAIN) { |
| 1305 return NGX_AGAIN; | |
| 1306 } | |
| 1307 | |
| 509 | 1308 /* there was error while a header line parsing */ |
| 1309 | |
| 1310 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, | |
| 619 | 1311 "upstream sent invalid header"); |
| 509 | 1312 |
| 1313 return NGX_HTTP_UPSTREAM_INVALID_HEADER; | |
| 1314 } | |
| 507 | 1315 } |
| 1316 | |
| 1317 | |
| 1318 static void | |
| 1319 ngx_http_proxy_abort_request(ngx_http_request_t *r) | |
| 1320 { | |
| 1321 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
| 1322 "abort http proxy request"); | |
| 577 | 1323 |
| 507 | 1324 return; |
| 1325 } | |
| 1326 | |
| 1327 | |
| 1328 static void | |
| 1329 ngx_http_proxy_finalize_request(ngx_http_request_t *r, ngx_int_t rc) | |
| 577 | 1330 { |
| 507 | 1331 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
| 1332 "finalize http proxy request"); | |
| 1333 | |
| 1334 return; | |
| 1335 } | |
| 1336 | |
| 1337 | |
| 573 | 1338 static ngx_int_t |
| 1339 ngx_http_proxy_host_variable(ngx_http_request_t *r, | |
| 1340 ngx_http_variable_value_t *v, uintptr_t data) | |
| 507 | 1341 { |
| 1658 | 1342 ngx_http_proxy_ctx_t *ctx; |
| 1343 | |
| 1344 ctx = ngx_http_get_module_ctx(r, ngx_http_proxy_module); | |
| 1345 | |
| 1346 if (ctx == NULL) { | |
| 1347 v->not_found = 1; | |
| 1348 return NGX_OK; | |
| 1349 } | |
| 1350 | |
| 1351 v->len = ctx->vars.host_header.len; | |
| 577 | 1352 v->valid = 1; |
| 1565 | 1353 v->no_cacheable = 0; |
| 573 | 1354 v->not_found = 0; |
| 1658 | 1355 v->data = ctx->vars.host_header.data; |
| 507 | 1356 |
| 573 | 1357 return NGX_OK; |
| 507 | 1358 } |
| 1359 | |
| 1360 | |
| 573 | 1361 static ngx_int_t |
| 1362 ngx_http_proxy_port_variable(ngx_http_request_t *r, | |
| 1363 ngx_http_variable_value_t *v, uintptr_t data) | |
| 507 | 1364 { |
| 1658 | 1365 ngx_http_proxy_ctx_t *ctx; |
| 1366 | |
| 1367 ctx = ngx_http_get_module_ctx(r, ngx_http_proxy_module); | |
| 1368 | |
| 1369 if (ctx == NULL) { | |
| 1370 v->not_found = 1; | |
| 1371 return NGX_OK; | |
| 1372 } | |
| 1373 | |
| 1374 v->len = ctx->vars.port.len; | |
| 577 | 1375 v->valid = 1; |
| 1565 | 1376 v->no_cacheable = 0; |
| 573 | 1377 v->not_found = 0; |
| 1658 | 1378 v->data = ctx->vars.port.data; |
| 509 | 1379 |
| 573 | 1380 return NGX_OK; |
| 509 | 1381 } |
| 1382 | |
| 1383 | |
| 573 | 1384 static ngx_int_t |
| 509 | 1385 ngx_http_proxy_add_x_forwarded_for_variable(ngx_http_request_t *r, |
| 573 | 1386 ngx_http_variable_value_t *v, uintptr_t data) |
| 509 | 1387 { |
| 573 | 1388 u_char *p; |
| 509 | 1389 |
| 577 | 1390 v->valid = 1; |
| 1565 | 1391 v->no_cacheable = 0; |
| 573 | 1392 v->not_found = 0; |
| 509 | 1393 |
| 1394 if (r->headers_in.x_forwarded_for == NULL) { | |
| 573 | 1395 v->len = r->connection->addr_text.len; |
| 1396 v->data = r->connection->addr_text.data; | |
| 1397 return NGX_OK; | |
| 509 | 1398 } |
| 1399 | |
| 573 | 1400 v->len = r->headers_in.x_forwarded_for->value.len |
| 1401 + sizeof(", ") - 1 + r->connection->addr_text.len; | |
| 509 | 1402 |
| 573 | 1403 p = ngx_palloc(r->pool, v->len); |
| 509 | 1404 if (p == NULL) { |
| 573 | 1405 return NGX_ERROR; |
| 509 | 1406 } |
| 1407 | |
| 573 | 1408 v->data = p; |
| 509 | 1409 |
| 573 | 1410 p = ngx_copy(p, r->headers_in.x_forwarded_for->value.data, |
| 1411 r->headers_in.x_forwarded_for->value.len); | |
| 509 | 1412 |
| 1413 *p++ = ','; *p++ = ' '; | |
| 1414 | |
| 1415 ngx_memcpy(p, r->connection->addr_text.data, r->connection->addr_text.len); | |
| 1416 | |
| 573 | 1417 return NGX_OK; |
| 509 | 1418 } |
| 1419 | |
| 1420 | |
| 1421 static ngx_int_t | |
| 577 | 1422 ngx_http_proxy_internal_body_length_variable(ngx_http_request_t *r, |
| 1423 ngx_http_variable_value_t *v, uintptr_t data) | |
| 1424 { | |
| 1658 | 1425 ngx_http_proxy_ctx_t *ctx; |
| 1426 | |
| 1427 ctx = ngx_http_get_module_ctx(r, ngx_http_proxy_module); | |
| 1428 | |
| 1429 if (ctx == NULL) { | |
| 577 | 1430 v->not_found = 1; |
| 1431 return NGX_OK; | |
| 1432 } | |
| 1433 | |
| 1434 v->valid = 1; | |
| 1565 | 1435 v->no_cacheable = 0; |
| 577 | 1436 v->not_found = 0; |
| 1437 | |
| 1438 v->data = ngx_palloc(r->connection->pool, NGX_SIZE_T_LEN); | |
| 1439 | |
| 1440 if (v->data == NULL) { | |
| 1441 return NGX_ERROR; | |
| 1442 } | |
| 1443 | |
| 1658 | 1444 v->len = ngx_sprintf(v->data, "%uz", ctx->internal_body_length) - v->data; |
| 577 | 1445 |
| 1446 return NGX_OK; | |
| 1447 } | |
| 1448 | |
| 1449 | |
| 1450 static ngx_int_t | |
| 509 | 1451 ngx_http_proxy_rewrite_redirect(ngx_http_request_t *r, ngx_table_elt_t *h, |
| 1452 size_t prefix) | |
| 1453 { | |
| 1454 ngx_int_t rc; | |
| 1455 ngx_uint_t i; | |
| 1456 ngx_http_proxy_loc_conf_t *plcf; | |
| 1457 ngx_http_proxy_redirect_t *pr; | |
| 1458 | |
| 1459 plcf = ngx_http_get_module_loc_conf(r, ngx_http_proxy_module); | |
| 1460 | |
| 1461 pr = plcf->redirects->elts; | |
| 1462 | |
| 1463 if (pr == NULL) { | |
| 1464 return NGX_DECLINED; | |
| 1465 } | |
| 1466 | |
| 1467 for (i = 0; i < plcf->redirects->nelts; i++) { | |
| 605 | 1468 rc = pr[i].handler(r, h, prefix, &pr[i]); |
| 509 | 1469 |
| 1470 if (rc != NGX_DECLINED) { | |
| 1471 return rc; | |
| 1472 } | |
| 1473 } | |
| 1474 | |
| 1475 return NGX_DECLINED; | |
| 1476 } | |
| 1477 | |
| 1478 | |
| 1479 static ngx_int_t | |
| 1480 ngx_http_proxy_rewrite_redirect_text(ngx_http_request_t *r, ngx_table_elt_t *h, | |
| 1481 size_t prefix, ngx_http_proxy_redirect_t *pr) | |
| 1482 { | |
| 1483 size_t len; | |
| 1484 u_char *data, *p; | |
| 1485 | |
| 1486 if (pr->redirect.len > h->value.len - prefix | |
| 1487 || ngx_rstrncmp(h->value.data + prefix, pr->redirect.data, | |
| 1488 pr->redirect.len) != 0) | |
| 1489 { | |
| 1490 return NGX_DECLINED; | |
| 1491 } | |
| 1492 | |
| 1493 len = prefix + pr->replacement.text.len + h->value.len - pr->redirect.len; | |
| 507 | 1494 |
| 509 | 1495 data = ngx_palloc(r->pool, len); |
| 1496 if (data == NULL) { | |
| 1497 return NGX_ERROR; | |
| 1498 } | |
| 1499 | |
| 1500 p = data; | |
| 1501 | |
| 573 | 1502 p = ngx_copy(p, h->value.data, prefix); |
| 509 | 1503 |
| 653 | 1504 if (pr->replacement.text.len) { |
| 1505 p = ngx_copy(p, pr->replacement.text.data, pr->replacement.text.len); | |
| 1506 } | |
| 509 | 1507 |
| 1508 ngx_memcpy(p, h->value.data + prefix + pr->redirect.len, | |
| 1509 h->value.len - pr->redirect.len - prefix); | |
| 1510 | |
| 1511 h->value.len = len; | |
| 1512 h->value.data = data; | |
| 1513 | |
| 1514 return NGX_OK; | |
| 1515 } | |
| 1516 | |
| 1517 | |
| 1518 static ngx_int_t | |
| 1519 ngx_http_proxy_rewrite_redirect_vars(ngx_http_request_t *r, ngx_table_elt_t *h, | |
| 1520 size_t prefix, ngx_http_proxy_redirect_t *pr) | |
| 1521 { | |
| 1522 size_t len; | |
| 1523 u_char *data, *p; | |
| 1524 ngx_http_script_code_pt code; | |
| 1525 ngx_http_script_engine_t e; | |
| 1526 ngx_http_script_len_code_pt lcode; | |
| 1527 | |
| 1528 if (pr->redirect.len > h->value.len - prefix | |
| 1529 || ngx_rstrncmp(h->value.data + prefix, pr->redirect.data, | |
| 1530 pr->redirect.len) != 0) | |
| 1531 { | |
| 1532 return NGX_DECLINED; | |
| 1533 } | |
| 1534 | |
| 1535 ngx_memzero(&e, sizeof(ngx_http_script_engine_t)); | |
| 1536 | |
| 1537 e.ip = pr->replacement.vars.lengths; | |
| 1538 e.request = r; | |
| 1539 | |
|
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1540 len = prefix + h->value.len - pr->redirect.len; |
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1541 |
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1542 while (*(uintptr_t *) e.ip) { |
| 509 | 1543 lcode = *(ngx_http_script_len_code_pt *) e.ip; |
|
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1544 len += lcode(&e); |
| 509 | 1545 } |
| 1546 | |
| 1547 data = ngx_palloc(r->pool, len); | |
| 1548 if (data == NULL) { | |
| 1549 return NGX_ERROR; | |
| 1550 } | |
| 1551 | |
| 1552 p = data; | |
| 1553 | |
| 573 | 1554 p = ngx_copy(p, h->value.data, prefix); |
| 509 | 1555 |
| 1556 e.ip = pr->replacement.vars.values; | |
| 1557 e.pos = p; | |
| 1558 | |
| 1559 while (*(uintptr_t *) e.ip) { | |
| 1560 code = *(ngx_http_script_code_pt *) e.ip; | |
| 1561 code(&e); | |
| 1562 } | |
| 1563 | |
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1564 ngx_memcpy(e.pos, h->value.data + prefix + pr->redirect.len, |
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1565 h->value.len - pr->redirect.len - prefix); |
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1566 |
| 509 | 1567 h->value.len = len; |
| 1568 h->value.data = data; | |
| 1569 | |
| 1570 return NGX_OK; | |
| 1571 } | |
| 1572 | |
| 1573 | |
| 1574 static ngx_int_t | |
| 1575 ngx_http_proxy_add_variables(ngx_conf_t *cf) | |
| 1576 { | |
| 1577 ngx_http_variable_t *var, *v; | |
| 1578 | |
| 1579 for (v = ngx_http_proxy_vars; v->name.len; v++) { | |
| 1580 var = ngx_http_add_variable(cf, &v->name, v->flags); | |
| 1581 if (var == NULL) { | |
| 1582 return NGX_ERROR; | |
| 1583 } | |
| 1584 | |
| 637 | 1585 var->get_handler = v->get_handler; |
| 509 | 1586 var->data = v->data; |
| 1587 } | |
| 1588 | |
| 1589 return NGX_OK; | |
| 507 | 1590 } |
| 1591 | |
| 1592 | |
| 1593 static void * | |
| 1594 ngx_http_proxy_create_loc_conf(ngx_conf_t *cf) | |
| 1595 { | |
| 1596 ngx_http_proxy_loc_conf_t *conf; | |
| 1597 | |
| 1598 conf = ngx_pcalloc(cf->pool, sizeof(ngx_http_proxy_loc_conf_t)); | |
| 1599 if (conf == NULL) { | |
| 1600 return NGX_CONF_ERROR; | |
| 1601 } | |
| 1602 | |
| 1603 /* | |
| 1604 * set by ngx_pcalloc(): | |
| 1605 * | |
| 1606 * conf->upstream.bufs.num = 0; | |
| 1607 * conf->upstream.next_upstream = 0; | |
| 1608 * conf->upstream.temp_path = NULL; | |
| 649 | 1609 * conf->upstream.hide_headers_hash = { NULL, 0 }; |
| 509 | 1610 * conf->upstream.schema = { 0, NULL }; |
| 1611 * conf->upstream.uri = { 0, NULL }; | |
| 1612 * conf->upstream.location = NULL; | |
|
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1613 * conf->upstream.store_lengths = NULL; |
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1614 * conf->upstream.store_values = NULL; |
| 509 | 1615 * |
| 561 | 1616 * conf->method = NULL; |
| 509 | 1617 * conf->headers_source = NULL; |
| 1618 * conf->headers_set_len = NULL; | |
| 1619 * conf->headers_set = NULL; | |
| 1620 * conf->headers_set_hash = NULL; | |
| 577 | 1621 * conf->body_set_len = NULL; |
| 1622 * conf->body_set = NULL; | |
| 1623 * conf->body_source = { 0, NULL }; | |
| 509 | 1624 * conf->rewrite_locations = NULL; |
| 507 | 1625 */ |
| 577 | 1626 |
|
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1627 conf->upstream.store = NGX_CONF_UNSET; |
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1628 conf->upstream.store_access = NGX_CONF_UNSET_UINT; |
| 581 | 1629 conf->upstream.buffering = NGX_CONF_UNSET; |
| 629 | 1630 conf->upstream.ignore_client_abort = NGX_CONF_UNSET; |
| 581 | 1631 |
| 507 | 1632 conf->upstream.connect_timeout = NGX_CONF_UNSET_MSEC; |
| 1633 conf->upstream.send_timeout = NGX_CONF_UNSET_MSEC; | |
| 1634 conf->upstream.read_timeout = NGX_CONF_UNSET_MSEC; | |
| 1635 | |
| 1636 conf->upstream.send_lowat = NGX_CONF_UNSET_SIZE; | |
| 581 | 1637 conf->upstream.buffer_size = NGX_CONF_UNSET_SIZE; |
| 529 | 1638 |
| 1639 conf->upstream.busy_buffers_size_conf = NGX_CONF_UNSET_SIZE; | |
| 577 | 1640 conf->upstream.max_temp_file_size_conf = NGX_CONF_UNSET_SIZE; |
| 529 | 1641 conf->upstream.temp_file_write_size_conf = NGX_CONF_UNSET_SIZE; |
| 509 | 1642 |
| 1643 conf->upstream.pass_request_headers = NGX_CONF_UNSET; | |
| 1644 conf->upstream.pass_request_body = NGX_CONF_UNSET; | |
| 561 | 1645 |
|
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1646 conf->upstream.hide_headers = NGX_CONF_UNSET_PTR; |
|
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1647 conf->upstream.pass_headers = NGX_CONF_UNSET_PTR; |
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1648 |
| 657 | 1649 conf->upstream.intercept_errors = NGX_CONF_UNSET; |
| 507 | 1650 |
| 1651 /* "proxy_cyclic_temp_file" is disabled */ | |
| 1652 conf->upstream.cyclic_temp_file = 0; | |
| 1653 | |
| 509 | 1654 conf->redirect = NGX_CONF_UNSET; |
| 649 | 1655 conf->upstream.change_buffering = 1; |
| 507 | 1656 |
|
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1657 conf->headers_hash_max_size = NGX_CONF_UNSET_UINT; |
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1658 conf->headers_hash_bucket_size = NGX_CONF_UNSET_UINT; |
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1659 |
| 507 | 1660 return conf; |
| 1661 } | |
| 1662 | |
| 1663 | |
| 1664 static char * | |
| 1665 ngx_http_proxy_merge_loc_conf(ngx_conf_t *cf, void *parent, void *child) | |
| 1666 { | |
| 1667 ngx_http_proxy_loc_conf_t *prev = parent; | |
| 1668 ngx_http_proxy_loc_conf_t *conf = child; | |
| 1669 | |
| 509 | 1670 u_char *p; |
| 1671 size_t size; | |
| 1672 uintptr_t *code; | |
|
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1673 ngx_uint_t i; |
| 649 | 1674 ngx_keyval_t *src, *s, *h; |
| 1675 ngx_hash_key_t *hk; | |
| 1676 ngx_hash_init_t hash; | |
| 509 | 1677 ngx_http_proxy_redirect_t *pr; |
| 1678 ngx_http_script_compile_t sc; | |
| 1679 ngx_http_script_copy_code_t *copy; | |
| 1680 | |
|
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1681 if (conf->upstream.store != 0) { |
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1682 ngx_conf_merge_value(conf->upstream.store, |
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1683 prev->upstream.store, 0); |
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1684 |
|
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1685 if (conf->upstream.store_lengths == NULL) { |
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1686 conf->upstream.store_lengths = prev->upstream.store_lengths; |
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1687 conf->upstream.store_values = prev->upstream.store_values; |
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1688 } |
|
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1689 } |
|
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1690 |
|
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1691 ngx_conf_merge_uint_value(conf->upstream.store_access, |
|
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1692 prev->upstream.store_access, 0600); |
|
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1693 |
| 581 | 1694 ngx_conf_merge_value(conf->upstream.buffering, |
| 1695 prev->upstream.buffering, 1); | |
| 1696 | |
| 629 | 1697 ngx_conf_merge_value(conf->upstream.ignore_client_abort, |
| 1698 prev->upstream.ignore_client_abort, 0); | |
| 1699 | |
| 507 | 1700 ngx_conf_merge_msec_value(conf->upstream.connect_timeout, |
| 1701 prev->upstream.connect_timeout, 60000); | |
| 1702 | |
| 1703 ngx_conf_merge_msec_value(conf->upstream.send_timeout, | |
| 1704 prev->upstream.send_timeout, 60000); | |
| 1705 | |
| 1706 ngx_conf_merge_msec_value(conf->upstream.read_timeout, | |
| 1707 prev->upstream.read_timeout, 60000); | |
| 1708 | |
| 1709 ngx_conf_merge_size_value(conf->upstream.send_lowat, | |
| 1710 prev->upstream.send_lowat, 0); | |
| 1711 | |
| 581 | 1712 ngx_conf_merge_size_value(conf->upstream.buffer_size, |
| 1713 prev->upstream.buffer_size, | |
| 507 | 1714 (size_t) ngx_pagesize); |
| 1715 | |
| 1716 ngx_conf_merge_bufs_value(conf->upstream.bufs, prev->upstream.bufs, | |
| 1717 8, ngx_pagesize); | |
| 1718 | |
| 1719 if (conf->upstream.bufs.num < 2) { | |
| 577 | 1720 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
| 507 | 1721 "there must be at least 2 \"proxy_buffers\""); |
| 1722 return NGX_CONF_ERROR; | |
| 1723 } | |
| 577 | 1724 |
| 507 | 1725 |
| 581 | 1726 size = conf->upstream.buffer_size; |
| 577 | 1727 if (size < conf->upstream.bufs.size) { |
| 507 | 1728 size = conf->upstream.bufs.size; |
| 1729 } | |
| 1730 | |
| 1731 | |
| 529 | 1732 ngx_conf_merge_size_value(conf->upstream.busy_buffers_size_conf, |
| 1733 prev->upstream.busy_buffers_size_conf, | |
| 507 | 1734 NGX_CONF_UNSET_SIZE); |
| 1735 | |
| 529 | 1736 if (conf->upstream.busy_buffers_size_conf == NGX_CONF_UNSET_SIZE) { |
| 507 | 1737 conf->upstream.busy_buffers_size = 2 * size; |
| 529 | 1738 } else { |
| 1739 conf->upstream.busy_buffers_size = | |
| 1740 conf->upstream.busy_buffers_size_conf; | |
| 1741 } | |
| 577 | 1742 |
| 529 | 1743 if (conf->upstream.busy_buffers_size < size) { |
| 507 | 1744 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
| 1745 "\"proxy_busy_buffers_size\" must be equal or bigger than " | |
|
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1746 "maximum of the value of \"proxy_buffer_size\" and " |
| 507 | 1747 "one of the \"proxy_buffers\""); |
| 1748 | |
| 1749 return NGX_CONF_ERROR; | |
| 529 | 1750 } |
| 507 | 1751 |
| 529 | 1752 if (conf->upstream.busy_buffers_size |
| 1753 > (conf->upstream.bufs.num - 1) * conf->upstream.bufs.size) | |
| 507 | 1754 { |
| 1755 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, | |
| 1756 "\"proxy_busy_buffers_size\" must be less than " | |
| 1757 "the size of all \"proxy_buffers\" minus one buffer"); | |
| 1758 | |
| 1759 return NGX_CONF_ERROR; | |
| 1760 } | |
| 529 | 1761 |
| 507 | 1762 |
| 529 | 1763 ngx_conf_merge_size_value(conf->upstream.temp_file_write_size_conf, |
| 1764 prev->upstream.temp_file_write_size_conf, | |
| 507 | 1765 NGX_CONF_UNSET_SIZE); |
| 1766 | |
| 529 | 1767 if (conf->upstream.temp_file_write_size_conf == NGX_CONF_UNSET_SIZE) { |
| 507 | 1768 conf->upstream.temp_file_write_size = 2 * size; |
| 529 | 1769 } else { |
| 1770 conf->upstream.temp_file_write_size = | |
| 1771 conf->upstream.temp_file_write_size_conf; | |
| 1772 } | |
| 577 | 1773 |
| 529 | 1774 if (conf->upstream.temp_file_write_size < size) { |
| 507 | 1775 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
| 1776 "\"proxy_temp_file_write_size\" must be equal or bigger than " | |
|
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1777 "maximum of the value of \"proxy_buffer_size\" and " |
| 507 | 1778 "one of the \"proxy_buffers\""); |
| 1779 | |
| 1780 return NGX_CONF_ERROR; | |
| 1781 } | |
| 1782 | |
| 529 | 1783 ngx_conf_merge_size_value(conf->upstream.max_temp_file_size_conf, |
| 1784 prev->upstream.max_temp_file_size_conf, | |
| 507 | 1785 NGX_CONF_UNSET_SIZE); |
| 1786 | |
| 529 | 1787 if (conf->upstream.max_temp_file_size_conf == NGX_CONF_UNSET_SIZE) { |
| 507 | 1788 conf->upstream.max_temp_file_size = 1024 * 1024 * 1024; |
| 529 | 1789 } else { |
| 1790 conf->upstream.max_temp_file_size = | |
| 1791 conf->upstream.max_temp_file_size_conf; | |
| 1792 } | |
| 507 | 1793 |
| 529 | 1794 if (conf->upstream.max_temp_file_size != 0 |
| 1795 && conf->upstream.max_temp_file_size < size) | |
| 507 | 1796 { |
| 1797 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, | |
| 561 | 1798 "\"proxy_max_temp_file_size\" must be equal to zero to disable " |
| 507 | 1799 "the temporary files usage or must be equal or bigger than " |
|
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1800 "maximum of the value of \"proxy_buffer_size\" and " |
| 561 | 1801 "one of the \"proxy_buffers\""); |
| 507 | 1802 |
| 1803 return NGX_CONF_ERROR; | |
| 1804 } | |
| 1805 | |
| 529 | 1806 |
| 507 | 1807 ngx_conf_merge_bitmask_value(conf->upstream.next_upstream, |
| 1808 prev->upstream.next_upstream, | |
| 1809 (NGX_CONF_BITMASK_SET | |
| 1810 |NGX_HTTP_UPSTREAM_FT_ERROR | |
| 1811 |NGX_HTTP_UPSTREAM_FT_TIMEOUT)); | |
| 1812 | |
| 665 | 1813 if (conf->upstream.next_upstream & NGX_HTTP_UPSTREAM_FT_OFF) { |
| 1814 conf->upstream.next_upstream = NGX_CONF_BITMASK_SET | |
| 1815 |NGX_HTTP_UPSTREAM_FT_OFF; | |
| 1816 } | |
| 1817 | |
| 509 | 1818 ngx_conf_merge_path_value(conf->upstream.temp_path, |
| 1819 prev->upstream.temp_path, | |
| 1820 NGX_HTTP_PROXY_TEMP_PATH, 1, 2, 0, | |
| 1821 ngx_garbage_collector_temp_handler, cf); | |
| 507 | 1822 |
| 561 | 1823 if (conf->method.len == 0) { |
| 1824 conf->method = prev->method; | |
| 1825 | |
| 1826 } else { | |
| 1827 conf->method.data[conf->method.len] = ' '; | |
| 1828 conf->method.len++; | |
| 509 | 1829 } |
| 1830 | |
| 1831 ngx_conf_merge_value(conf->upstream.pass_request_headers, | |
| 1832 prev->upstream.pass_request_headers, 1); | |
| 1833 ngx_conf_merge_value(conf->upstream.pass_request_body, | |
| 1834 prev->upstream.pass_request_body, 1); | |
| 1835 | |
| 657 | 1836 ngx_conf_merge_value(conf->upstream.intercept_errors, |
| 1837 prev->upstream.intercept_errors, 0); | |
| 509 | 1838 |
| 1839 ngx_conf_merge_value(conf->redirect, prev->redirect, 1); | |
| 1840 | |
| 1841 if (conf->redirect) { | |
| 507 | 1842 |
| 509 | 1843 if (conf->redirects == NULL) { |
| 1844 conf->redirects = prev->redirects; | |
| 1845 } | |
| 1846 | |
| 1658 | 1847 if (conf->redirects == NULL && conf->url.data) { |
| 509 | 1848 |
| 1849 conf->redirects = ngx_array_create(cf->pool, 1, | |
| 1850 sizeof(ngx_http_proxy_redirect_t)); | |
| 1851 if (conf->redirects == NULL) { | |
| 1852 return NGX_CONF_ERROR; | |
| 1853 } | |
| 1854 | |
| 1855 pr = ngx_array_push(conf->redirects); | |
| 1856 if (pr == NULL) { | |
| 1857 return NGX_CONF_ERROR; | |
| 1858 } | |
| 1859 | |
| 1860 pr->handler = ngx_http_proxy_rewrite_redirect_text; | |
| 1658 | 1861 pr->redirect = conf->url; |
| 1862 | |
| 1863 if (conf->vars.uri.len) { | |
| 1864 pr->replacement.text = conf->location; | |
| 653 | 1865 |
| 1866 } else { | |
| 1867 pr->replacement.text.len = 0; | |
| 1868 pr->replacement.text.data = NULL; | |
| 1869 } | |
| 509 | 1870 } |
| 1871 } | |
| 1872 | |
| 1658 | 1873 /* STUB */ |
| 1874 if (prev->proxy_lengths) { | |
| 1875 conf->proxy_lengths = prev->proxy_lengths; | |
| 1876 conf->proxy_values = prev->proxy_values; | |
| 1877 } | |
| 1878 | |
|
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1879 ngx_conf_merge_uint_value(conf->headers_hash_max_size, |
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1880 prev->headers_hash_max_size, 512); |
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1881 |
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1882 ngx_conf_merge_uint_value(conf->headers_hash_bucket_size, |
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1883 prev->headers_hash_bucket_size, 64); |
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1884 |
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1885 conf->headers_hash_bucket_size = ngx_align(conf->headers_hash_bucket_size, |
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1886 ngx_cacheline_size); |
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1887 |
|
1701
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1888 hash.max_size = conf->headers_hash_max_size; |
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1889 hash.bucket_size = conf->headers_hash_bucket_size; |
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1890 hash.name = "proxy_headers_hash"; |
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1891 |
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1892 if (ngx_http_upstream_hide_headers_hash(cf, &conf->upstream, |
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1893 &prev->upstream, |
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1894 ngx_http_proxy_hide_headers, &hash) |
| 649 | 1895 != NGX_OK) |
| 1896 { | |
| 1897 return NGX_CONF_ERROR; | |
| 1898 } | |
| 1899 | |
| 884 | 1900 if (conf->upstream.upstream == NULL) { |
| 1901 conf->upstream.upstream = prev->upstream.upstream; | |
| 629 | 1902 |
| 1658 | 1903 conf->vars = prev->vars; |
| 629 | 1904 conf->upstream.schema = prev->upstream.schema; |
| 507 | 1905 } |
| 1906 | |
| 577 | 1907 |
| 1908 if (conf->body_source.data == NULL) { | |
| 1909 conf->body_source = prev->body_source; | |
| 1910 conf->body_set_len = prev->body_set_len; | |
| 1911 conf->body_set = prev->body_set; | |
| 1912 } | |
| 1913 | |
| 579 | 1914 if (conf->body_source.data && conf->body_set_len == NULL) { |
| 577 | 1915 |
| 1916 ngx_memzero(&sc, sizeof(ngx_http_script_compile_t)); | |
| 1917 | |
| 1918 sc.cf = cf; | |
| 1919 sc.source = &conf->body_source; | |
| 1920 sc.flushes = &conf->flushes; | |
| 1921 sc.lengths = &conf->body_set_len; | |
| 1922 sc.values = &conf->body_set; | |
| 1923 sc.complete_lengths = 1; | |
| 1924 sc.complete_values = 1; | |
| 1925 | |
| 1926 if (ngx_http_script_compile(&sc) != NGX_OK) { | |
| 1927 return NGX_CONF_ERROR; | |
| 1928 } | |
| 1929 | |
| 1930 if (conf->headers_source == NULL) { | |
| 1931 conf->headers_source = ngx_array_create(cf->pool, 4, | |
| 649 | 1932 sizeof(ngx_keyval_t)); |
| 577 | 1933 if (conf->headers_source == NULL) { |
| 1934 return NGX_CONF_ERROR; | |
| 1935 } | |
| 1936 } | |
| 1937 | |
| 1938 s = ngx_array_push(conf->headers_source); | |
| 1939 if (s == NULL) { | |
| 1940 return NGX_CONF_ERROR; | |
| 1941 } | |
| 1942 | |
| 1943 s->key.len = sizeof("Content-Length") - 1; | |
| 1944 s->key.data = (u_char *) "Content-Length"; | |
| 1945 s->value.len = sizeof("$proxy_internal_body_length") - 1; | |
| 1946 s->value.data = (u_char *) "$proxy_internal_body_length"; | |
| 1947 } | |
| 1948 | |
| 1949 | |
| 509 | 1950 if (conf->headers_source == NULL) { |
| 573 | 1951 conf->flushes = prev->flushes; |
| 507 | 1952 conf->headers_set_len = prev->headers_set_len; |
| 1953 conf->headers_set = prev->headers_set; | |
| 1954 conf->headers_set_hash = prev->headers_set_hash; | |
| 573 | 1955 conf->headers_source = prev->headers_source; |
| 507 | 1956 } |
| 1957 | |
| 649 | 1958 if (conf->headers_set_hash.buckets) { |
| 509 | 1959 return NGX_CONF_OK; |
| 1960 } | |
| 1961 | |
| 1962 | |
| 649 | 1963 conf->headers_names = ngx_array_create(cf->pool, 4, sizeof(ngx_hash_key_t)); |
| 509 | 1964 if (conf->headers_names == NULL) { |
| 1965 return NGX_CONF_ERROR; | |
| 1966 } | |
| 1967 | |
| 1968 if (conf->headers_source == NULL) { | |
| 1969 conf->headers_source = ngx_array_create(cf->pool, 4, | |
| 649 | 1970 sizeof(ngx_keyval_t)); |
| 509 | 1971 if (conf->headers_source == NULL) { |
| 1972 return NGX_CONF_ERROR; | |
| 1973 } | |
| 1974 } | |
| 507 | 1975 |
| 509 | 1976 conf->headers_set_len = ngx_array_create(cf->pool, 64, 1); |
| 1977 if (conf->headers_set_len == NULL) { | |
| 1978 return NGX_CONF_ERROR; | |
| 1979 } | |
| 1980 | |
| 1981 conf->headers_set = ngx_array_create(cf->pool, 512, 1); | |
| 1982 if (conf->headers_set == NULL) { | |
| 1983 return NGX_CONF_ERROR; | |
| 1984 } | |
| 1985 | |
| 1986 | |
| 1987 src = conf->headers_source->elts; | |
| 1988 | |
| 1989 for (h = ngx_http_proxy_headers; h->key.len; h++) { | |
| 1990 | |
| 1991 for (i = 0; i < conf->headers_source->nelts; i++) { | |
| 1992 if (ngx_strcasecmp(h->key.data, src[i].key.data) == 0) { | |
| 1993 goto next; | |
| 507 | 1994 } |
| 1995 } | |
| 1996 | |
| 509 | 1997 s = ngx_array_push(conf->headers_source); |
| 1998 if (s == NULL) { | |
| 507 | 1999 return NGX_CONF_ERROR; |
| 2000 } | |
| 2001 | |
| 509 | 2002 *s = *h; |
| 507 | 2003 |
| 517 | 2004 src = conf->headers_source->elts; |
| 2005 | |
| 509 | 2006 next: |
| 507 | 2007 |
| 509 | 2008 continue; |
| 2009 } | |
| 507 | 2010 |
| 577 | 2011 |
| 2012 src = conf->headers_source->elts; | |
| 509 | 2013 for (i = 0; i < conf->headers_source->nelts; i++) { |
| 507 | 2014 |
| 649 | 2015 hk = ngx_array_push(conf->headers_names); |
| 2016 if (hk == NULL) { | |
| 507 | 2017 return NGX_CONF_ERROR; |
| 2018 } | |
| 2019 | |
| 649 | 2020 hk->key = src[i].key; |
| 2021 hk->key_hash = ngx_hash_key_lc(src[i].key.data, src[i].key.len); | |
| 2022 hk->value = (void *) 1; | |
| 509 | 2023 |
| 519 | 2024 if (src[i].value.len == 0) { |
| 2025 continue; | |
| 2026 } | |
| 2027 | |
| 509 | 2028 if (ngx_http_script_variables_count(&src[i].value) == 0) { |
| 2029 copy = ngx_array_push_n(conf->headers_set_len, | |
| 2030 sizeof(ngx_http_script_copy_code_t)); | |
| 2031 if (copy == NULL) { | |
| 2032 return NGX_CONF_ERROR; | |
| 2033 } | |
| 2034 | |
| 2035 copy->code = (ngx_http_script_code_pt) | |
| 2036 ngx_http_script_copy_len_code; | |
| 2037 copy->len = src[i].key.len + sizeof(": ") - 1 | |
| 2038 + src[i].value.len + sizeof(CRLF) - 1; | |
| 507 | 2039 |
| 2040 | |
| 509 | 2041 size = (sizeof(ngx_http_script_copy_code_t) |
| 2042 + src[i].key.len + sizeof(": ") - 1 | |
| 2043 + src[i].value.len + sizeof(CRLF) - 1 | |
| 2044 + sizeof(uintptr_t) - 1) | |
| 2045 & ~(sizeof(uintptr_t) - 1); | |
| 2046 | |
| 2047 copy = ngx_array_push_n(conf->headers_set, size); | |
| 2048 if (copy == NULL) { | |
| 2049 return NGX_CONF_ERROR; | |
| 2050 } | |
| 2051 | |
| 2052 copy->code = ngx_http_script_copy_code; | |
| 2053 copy->len = src[i].key.len + sizeof(": ") - 1 | |
| 2054 + src[i].value.len + sizeof(CRLF) - 1; | |
| 2055 | |
| 2056 p = (u_char *) copy + sizeof(ngx_http_script_copy_code_t); | |
| 2057 | |
| 2058 p = ngx_cpymem(p, src[i].key.data, src[i].key.len); | |
| 2059 *p++ = ':'; *p++ = ' '; | |
| 2060 p = ngx_cpymem(p, src[i].value.data, src[i].value.len); | |
| 2061 *p++ = CR; *p = LF; | |
| 2062 | |
| 2063 } else { | |
| 2064 copy = ngx_array_push_n(conf->headers_set_len, | |
| 2065 sizeof(ngx_http_script_copy_code_t)); | |
| 2066 if (copy == NULL) { | |
| 2067 return NGX_CONF_ERROR; | |
| 2068 } | |
| 2069 | |
| 2070 copy->code = (ngx_http_script_code_pt) | |
| 2071 ngx_http_script_copy_len_code; | |
| 2072 copy->len = src[i].key.len + sizeof(": ") - 1; | |
| 507 | 2073 |
| 2074 | |
| 509 | 2075 size = (sizeof(ngx_http_script_copy_code_t) |
| 2076 + src[i].key.len + sizeof(": ") - 1 + sizeof(uintptr_t) - 1) | |
| 2077 & ~(sizeof(uintptr_t) - 1); | |
| 2078 | |
| 2079 copy = ngx_array_push_n(conf->headers_set, size); | |
| 2080 if (copy == NULL) { | |
| 2081 return NGX_CONF_ERROR; | |
| 2082 } | |
| 2083 | |
| 2084 copy->code = ngx_http_script_copy_code; | |
| 2085 copy->len = src[i].key.len + sizeof(": ") - 1; | |
| 2086 | |
| 2087 p = (u_char *) copy + sizeof(ngx_http_script_copy_code_t); | |
| 2088 p = ngx_cpymem(p, src[i].key.data, src[i].key.len); | |
| 2089 *p++ = ':'; *p = ' '; | |
| 2090 | |
| 2091 | |
| 2092 ngx_memzero(&sc, sizeof(ngx_http_script_compile_t)); | |
| 2093 | |
| 2094 sc.cf = cf; | |
| 2095 sc.source = &src[i].value; | |
| 573 | 2096 sc.flushes = &conf->flushes; |
| 509 | 2097 sc.lengths = &conf->headers_set_len; |
| 2098 sc.values = &conf->headers_set; | |
| 2099 | |
| 2100 if (ngx_http_script_compile(&sc) != NGX_OK) { | |
| 2101 return NGX_CONF_ERROR; | |
| 2102 } | |
| 2103 | |
| 2104 | |
| 2105 copy = ngx_array_push_n(conf->headers_set_len, | |
| 2106 sizeof(ngx_http_script_copy_code_t)); | |
| 2107 if (copy == NULL) { | |
| 2108 return NGX_CONF_ERROR; | |
| 2109 } | |
| 2110 | |
| 2111 copy->code = (ngx_http_script_code_pt) | |
| 2112 ngx_http_script_copy_len_code; | |
| 2113 copy->len = sizeof(CRLF) - 1; | |
| 2114 | |
| 2115 | |
| 2116 size = (sizeof(ngx_http_script_copy_code_t) | |
| 2117 + sizeof(CRLF) - 1 + sizeof(uintptr_t) - 1) | |
| 2118 & ~(sizeof(uintptr_t) - 1); | |
| 2119 | |
| 2120 copy = ngx_array_push_n(conf->headers_set, size); | |
| 2121 if (copy == NULL) { | |
| 2122 return NGX_CONF_ERROR; | |
| 2123 } | |
| 2124 | |
| 2125 copy->code = ngx_http_script_copy_code; | |
| 2126 copy->len = sizeof(CRLF) - 1; | |
| 2127 | |
| 2128 p = (u_char *) copy + sizeof(ngx_http_script_copy_code_t); | |
| 2129 *p++ = CR; *p = LF; | |
| 507 | 2130 } |
| 2131 | |
| 509 | 2132 code = ngx_array_push_n(conf->headers_set_len, sizeof(uintptr_t)); |
| 2133 if (code == NULL) { | |
| 507 | 2134 return NGX_CONF_ERROR; |
| 2135 } | |
| 2136 | |
| 509 | 2137 *code = (uintptr_t) NULL; |
| 2138 | |
| 2139 code = ngx_array_push_n(conf->headers_set, sizeof(uintptr_t)); | |
| 2140 if (code == NULL) { | |
| 2141 return NGX_CONF_ERROR; | |
| 2142 } | |
| 2143 | |
| 2144 *code = (uintptr_t) NULL; | |
| 507 | 2145 } |
| 2146 | |
| 509 | 2147 code = ngx_array_push_n(conf->headers_set_len, sizeof(uintptr_t)); |
| 2148 if (code == NULL) { | |
| 2149 return NGX_CONF_ERROR; | |
| 507 | 2150 } |
| 2151 | |
| 509 | 2152 *code = (uintptr_t) NULL; |
| 507 | 2153 |
| 2154 | |
| 649 | 2155 hash.hash = &conf->headers_set_hash; |
| 2156 hash.key = ngx_hash_key_lc; | |
|
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2157 hash.max_size = conf->headers_hash_max_size; |
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2158 hash.bucket_size = conf->headers_hash_bucket_size; |
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|
2159 hash.name = "proxy_headers_hash"; |
| 649 | 2160 hash.pool = cf->pool; |
| 2161 hash.temp_pool = NULL; | |
| 2162 | |
| 2163 if (ngx_hash_init(&hash, conf->headers_names->elts, | |
| 2164 conf->headers_names->nelts) | |
| 2165 != NGX_OK) | |
| 2166 { | |
| 2167 return NGX_CONF_ERROR; | |
| 2168 } | |
| 2169 | |
| 509 | 2170 return NGX_CONF_OK; |
| 507 | 2171 } |
| 2172 | |
| 2173 | |
| 2174 static char * | |
| 2175 ngx_http_proxy_pass(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) | |
| 2176 { | |
| 509 | 2177 ngx_http_proxy_loc_conf_t *plcf = conf; |
| 507 | 2178 |
| 1658 | 2179 size_t add; |
| 2180 u_short port; | |
| 2181 ngx_str_t *value, *url; | |
| 2182 ngx_url_t u; | |
| 2183 ngx_uint_t n; | |
| 2184 ngx_http_core_loc_conf_t *clcf; | |
| 2185 ngx_http_script_compile_t sc; | |
| 507 | 2186 |
| 555 | 2187 if (plcf->upstream.schema.len) { |
| 2188 return "is duplicate"; | |
| 2189 } | |
| 2190 | |
| 1658 | 2191 clcf = ngx_http_conf_get_module_loc_conf(cf, ngx_http_core_module); |
| 2192 | |
| 507 | 2193 value = cf->args->elts; |
| 2194 | |
| 2195 url = &value[1]; | |
| 2196 | |
| 1658 | 2197 n = ngx_http_script_variables_count(url); |
| 2198 | |
| 2199 if (n) { | |
| 2200 | |
| 2201 ngx_memzero(&sc, sizeof(ngx_http_script_compile_t)); | |
| 2202 | |
| 2203 sc.cf = cf; | |
| 2204 sc.source = url; | |
| 2205 sc.lengths = &plcf->proxy_lengths; | |
| 2206 sc.values = &plcf->proxy_values; | |
| 2207 sc.variables = n; | |
| 2208 sc.complete_lengths = 1; | |
| 2209 sc.complete_values = 1; | |
|
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parents:
1671
diff
changeset
|
2210 |
| 1658 | 2211 if (ngx_http_script_compile(&sc) != NGX_OK) { |
| 2212 return NGX_CONF_ERROR; | |
| 2213 } | |
| 2214 | |
| 2215 #if (NGX_HTTP_SSL) | |
| 2216 if (ngx_http_proxy_set_ssl(cf, plcf) != NGX_OK) { | |
| 2217 return NGX_CONF_ERROR; | |
| 2218 } | |
| 2219 #endif | |
| 2220 | |
| 2221 clcf->handler = ngx_http_proxy_handler; | |
| 2222 | |
| 2223 return NGX_CONF_OK; | |
| 2224 } | |
| 2225 | |
|
1107
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parents:
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diff
changeset
|
2226 if (ngx_strncasecmp(url->data, (u_char *) "http://", 7) == 0) { |
| 577 | 2227 add = 7; |
| 591 | 2228 port = 80; |
| 577 | 2229 |
|
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parents:
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diff
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|
2230 } else if (ngx_strncasecmp(url->data, (u_char *) "https://", 8) == 0) { |
| 577 | 2231 |
| 2232 #if (NGX_HTTP_SSL) | |
| 1658 | 2233 if (ngx_http_proxy_set_ssl(cf, plcf) != NGX_OK) { |
| 2234 return NGX_CONF_ERROR; | |
| 2235 } | |
| 577 | 2236 |
| 2237 add = 8; | |
| 591 | 2238 port = 443; |
| 577 | 2239 #else |
| 2240 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, | |
| 2241 "https protocol requires SSL support"); | |
| 2242 return NGX_CONF_ERROR; | |
| 2243 #endif | |
| 2244 | |
| 2245 } else { | |
| 507 | 2246 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, "invalid URL prefix"); |
| 2247 return NGX_CONF_ERROR; | |
| 2248 } | |
| 2249 | |
| 651 | 2250 ngx_memzero(&u, sizeof(ngx_url_t)); |
| 2251 | |
| 2252 u.url.len = url->len - add; | |
| 2253 u.url.data = url->data + add; | |
| 906 | 2254 u.default_port = port; |
| 2255 u.uri_part = 1; | |
| 884 | 2256 u.no_resolve = 1; |
| 2257 | |
| 2258 plcf->upstream.upstream = ngx_http_upstream_add(cf, &u, 0); | |
| 2259 if (plcf->upstream.upstream == NULL) { | |
| 507 | 2260 return NGX_CONF_ERROR; |
| 2261 } | |
| 2262 | |
| 1658 | 2263 if (ngx_http_proxy_set_vars(cf->pool, &u, &plcf->vars) != NGX_OK) { |
| 2264 return NGX_CONF_ERROR; | |
| 906 | 2265 } |
| 2266 | |
| 591 | 2267 plcf->upstream.schema.len = add; |
| 2268 plcf->upstream.schema.data = url->data; | |
| 1658 | 2269 plcf->location = clcf->name; |
| 507 | 2270 |
| 2271 clcf->handler = ngx_http_proxy_handler; | |
| 2272 | |
| 1353 | 2273 if (clcf->named |
| 507 | 2274 #if (NGX_PCRE) |
| 1353 | 2275 || clcf->regex |
| 2276 #endif | |
| 2277 || clcf->noname) | |
| 2278 { | |
| 1658 | 2279 if (plcf->vars.uri.len) { |
| 573 | 2280 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
| 2281 "\"proxy_pass\" may not have URI part in " | |
|
843
ebab9490204c
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Igor Sysoev <igor@sysoev.ru>
parents:
812
diff
changeset
|
2282 "location given by regular expression, " |
| 1353 | 2283 "or inside named location, " |
|
843
ebab9490204c
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Igor Sysoev <igor@sysoev.ru>
parents:
812
diff
changeset
|
2284 "or inside the \"if\" statement, " |
|
ebab9490204c
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Igor Sysoev <igor@sysoev.ru>
parents:
812
diff
changeset
|
2285 "or inside the \"limit_except\" block"); |
| 573 | 2286 return NGX_CONF_ERROR; |
| 2287 } | |
| 2288 | |
| 1658 | 2289 plcf->location.len = 0; |
| 555 | 2290 } |
| 2291 | |
| 1658 | 2292 plcf->url = *url; |
| 509 | 2293 |
| 507 | 2294 if (clcf->name.data[clcf->name.len - 1] == '/') { |
| 2295 clcf->auto_redirect = 1; | |
| 2296 } | |
| 2297 | |
| 2298 return NGX_CONF_OK; | |
| 2299 } | |
| 2300 | |
| 2301 | |
| 2302 static char * | |
| 509 | 2303 ngx_http_proxy_redirect(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) |
| 507 | 2304 { |
| 509 | 2305 ngx_http_proxy_loc_conf_t *plcf = conf; |
| 2306 | |
| 2307 ngx_str_t *value; | |
| 2308 ngx_array_t *vars_lengths, *vars_values; | |
| 2309 ngx_http_script_compile_t sc; | |
| 2310 ngx_http_proxy_redirect_t *pr; | |
| 2311 | |
| 2312 if (plcf->redirect == 0) { | |
| 2313 return NGX_CONF_OK; | |
| 2314 } | |
| 2315 | |
| 2316 value = cf->args->elts; | |
| 2317 | |
| 2318 if (ngx_strcmp(value[1].data, "off") == 0) { | |
| 2319 plcf->redirect = 0; | |
| 2320 plcf->redirects = NULL; | |
| 2321 return NGX_CONF_OK; | |
| 2322 } | |
| 2323 | |
| 2324 if (plcf->redirects == NULL) { | |
| 2325 plcf->redirects = ngx_array_create(cf->pool, 1, | |
| 2326 sizeof(ngx_http_proxy_redirect_t)); | |
| 2327 if (plcf->redirects == NULL) { | |
| 2328 return NGX_CONF_ERROR; | |
| 2329 } | |
| 2330 } | |
| 2331 | |
| 2332 pr = ngx_array_push(plcf->redirects); | |
| 2333 if (pr == NULL) { | |
| 2334 return NGX_CONF_ERROR; | |
| 2335 } | |
| 2336 | |
| 2337 if (cf->args->nelts == 2 && ngx_strcmp(value[1].data, "default") == 0) { | |
| 1658 | 2338 if (plcf->url.data == NULL) { |
| 509 | 2339 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
| 2340 "\"proxy_rewrite_location default\" must go " | |
| 2341 "after the \"proxy_pass\" directive"); | |
| 2342 return NGX_CONF_ERROR; | |
| 2343 } | |
| 2344 | |
| 2345 pr->handler = ngx_http_proxy_rewrite_redirect_text; | |
| 1658 | 2346 pr->redirect = plcf->url; |
| 2347 | |
| 2348 if (plcf->vars.uri.len) { | |
| 2349 pr->replacement.text = plcf->location; | |
| 653 | 2350 |
| 2351 } else { | |
| 2352 pr->replacement.text.len = 0; | |
| 2353 pr->replacement.text.data = NULL; | |
| 2354 } | |
| 509 | 2355 |
| 2356 return NGX_CONF_OK; | |
| 2357 } | |
| 2358 | |
| 2359 if (ngx_http_script_variables_count(&value[2]) == 0) { | |
| 2360 pr->handler = ngx_http_proxy_rewrite_redirect_text; | |
| 2361 pr->redirect = value[1]; | |
| 2362 pr->replacement.text = value[2]; | |
| 2363 | |
| 2364 return NGX_CONF_OK; | |
| 2365 } | |
| 2366 | |
| 2367 ngx_memzero(&sc, sizeof(ngx_http_script_compile_t)); | |
| 2368 | |
| 2369 vars_lengths = NULL; | |
| 2370 vars_values = NULL; | |
| 2371 | |
| 2372 sc.cf = cf; | |
| 2373 sc.source = &value[2]; | |
| 2374 sc.lengths = &vars_lengths; | |
| 2375 sc.values = &vars_values; | |
| 2376 sc.complete_lengths = 1; | |
| 2377 sc.complete_values = 1; | |
| 2378 | |
| 2379 if (ngx_http_script_compile(&sc) != NGX_OK) { | |
| 2380 return NGX_CONF_ERROR; | |
| 2381 } | |
| 2382 | |
| 2383 pr->handler = ngx_http_proxy_rewrite_redirect_vars; | |
| 2384 pr->redirect = value[1]; | |
| 2385 pr->replacement.vars.lengths = vars_lengths->elts; | |
| 2386 pr->replacement.vars.values = vars_values->elts; | |
| 2387 | |
| 507 | 2388 return NGX_CONF_OK; |
| 2389 } | |
| 2390 | |
| 2391 | |
| 2392 static char * | |
|
1295
5383f5232364
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Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2393 ngx_http_proxy_store(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) |
|
5383f5232364
proxy_store and fastcgi_store were changed,
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parents:
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diff
changeset
|
2394 { |
|
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2395 ngx_http_proxy_loc_conf_t *plcf = conf; |
|
5383f5232364
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parents:
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diff
changeset
|
2396 |
|
5383f5232364
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diff
changeset
|
2397 ngx_str_t *value; |
|
5383f5232364
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parents:
1291
diff
changeset
|
2398 ngx_http_script_compile_t sc; |
|
5383f5232364
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parents:
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diff
changeset
|
2399 |
|
5383f5232364
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diff
changeset
|
2400 if (plcf->upstream.store != NGX_CONF_UNSET || plcf->upstream.store_lengths) |
|
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2401 { |
|
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2402 return "is duplicate"; |
|
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2403 } |
|
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2404 |
|
5383f5232364
proxy_store and fastcgi_store were changed,
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parents:
1291
diff
changeset
|
2405 value = cf->args->elts; |
|
5383f5232364
proxy_store and fastcgi_store were changed,
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parents:
1291
diff
changeset
|
2406 |
|
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2407 if (ngx_strcmp(value[1].data, "on") == 0) { |
|
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2408 plcf->upstream.store = 1; |
|
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2409 return NGX_CONF_OK; |
|
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2410 } |
|
5383f5232364
proxy_store and fastcgi_store were changed,
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parents:
1291
diff
changeset
|
2411 |
|
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2412 if (ngx_strcmp(value[1].data, "off") == 0) { |
|
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2413 plcf->upstream.store = 0; |
|
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2414 return NGX_CONF_OK; |
|
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2415 } |
|
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2416 |
|
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2417 /* include the terminating '\0' into script */ |
|
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2418 value[1].len++; |
|
5383f5232364
proxy_store and fastcgi_store were changed,
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parents:
1291
diff
changeset
|
2419 |
|
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2420 ngx_memzero(&sc, sizeof(ngx_http_script_compile_t)); |
|
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
2421 |
|
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
2422 sc.cf = cf; |
|
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2423 sc.source = &value[1]; |
|
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2424 sc.lengths = &plcf->upstream.store_lengths; |
|
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2425 sc.values = &plcf->upstream.store_values; |
|
1563
022ec9420f80
style fix: remove double semicolons
Igor Sysoev <igor@sysoev.ru>
parents:
1488
diff
changeset
|
2426 sc.variables = ngx_http_script_variables_count(&value[1]); |
|
1295
5383f5232364
proxy_store and fastcgi_store were changed,
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parents:
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diff
changeset
|
2427 sc.complete_lengths = 1; |
|
5383f5232364
proxy_store and fastcgi_store were changed,
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parents:
1291
diff
changeset
|
2428 sc.complete_values = 1; |
|
5383f5232364
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parents:
1291
diff
changeset
|
2429 |
|
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2430 if (ngx_http_script_compile(&sc) != NGX_OK) { |
|
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2431 return NGX_CONF_ERROR; |
|
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2432 } |
|
5383f5232364
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parents:
1291
diff
changeset
|
2433 |
|
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
2434 return NGX_CONF_OK; |
|
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2435 } |
|
5383f5232364
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parents:
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diff
changeset
|
2436 |
|
5383f5232364
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parents:
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diff
changeset
|
2437 |
|
5383f5232364
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diff
changeset
|
2438 static char * |
| 507 | 2439 ngx_http_proxy_lowat_check(ngx_conf_t *cf, void *post, void *data) |
| 2440 { | |
| 2441 #if (NGX_FREEBSD) | |
| 2442 ssize_t *np = data; | |
| 2443 | |
| 673 | 2444 if ((u_long) *np >= ngx_freebsd_net_inet_tcp_sendspace) { |
| 507 | 2445 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
| 2446 "\"proxy_send_lowat\" must be less than %d " | |
| 2447 "(sysctl net.inet.tcp.sendspace)", | |
| 2448 ngx_freebsd_net_inet_tcp_sendspace); | |
| 2449 | |
| 2450 return NGX_CONF_ERROR; | |
| 2451 } | |
| 2452 | |
| 2453 #elif !(NGX_HAVE_SO_SNDLOWAT) | |
| 2454 ssize_t *np = data; | |
| 2455 | |
| 2456 ngx_conf_log_error(NGX_LOG_WARN, cf, 0, | |
| 2457 "\"proxy_send_lowat\" is not supported, ignored"); | |
| 2458 | |
| 2459 *np = 0; | |
| 2460 | |
| 2461 #endif | |
| 2462 | |
| 2463 return NGX_CONF_OK; | |
| 2464 } | |
| 884 | 2465 |
| 2466 | |
| 2467 static char * | |
| 2468 ngx_http_proxy_upstream_max_fails_unsupported(ngx_conf_t *cf, | |
| 2469 ngx_command_t *cmd, void *conf) | |
| 2470 { | |
| 2471 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, | |
| 2472 "\"proxy_upstream_max_fails\" is not supported, " | |
| 2473 "use the \"max_fails\" parameter of the \"server\" directive ", | |
| 2474 "inside the \"upstream\" block"); | |
| 2475 | |
| 2476 return NGX_CONF_ERROR; | |
| 2477 } | |
| 2478 | |
| 2479 | |
| 2480 static char * | |
| 2481 ngx_http_proxy_upstream_fail_timeout_unsupported(ngx_conf_t *cf, | |
| 2482 ngx_command_t *cmd, void *conf) | |
| 2483 { | |
| 2484 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, | |
| 2485 "\"proxy_upstream_fail_timeout\" is not supported, " | |
| 2486 "use the \"fail_timeout\" parameter of the \"server\" directive ", | |
| 2487 "inside the \"upstream\" block"); | |
| 2488 | |
| 2489 return NGX_CONF_ERROR; | |
| 2490 } | |
| 1658 | 2491 |
| 2492 | |
| 2493 #if (NGX_HTTP_SSL) | |
| 2494 | |
| 2495 static ngx_int_t | |
| 2496 ngx_http_proxy_set_ssl(ngx_conf_t *cf, ngx_http_proxy_loc_conf_t *plcf) | |
| 2497 { | |
| 2498 ngx_pool_cleanup_t *cln; | |
| 2499 | |
| 2500 plcf->upstream.ssl = ngx_pcalloc(cf->pool, sizeof(ngx_ssl_t)); | |
| 2501 if (plcf->upstream.ssl == NULL) { | |
| 2502 return NGX_ERROR; | |
| 2503 } | |
| 2504 | |
| 2505 plcf->upstream.ssl->log = cf->log; | |
| 2506 | |
| 2507 if (ngx_ssl_create(plcf->upstream.ssl, | |
| 2508 NGX_SSL_SSLv2|NGX_SSL_SSLv3|NGX_SSL_TLSv1, NULL) | |
| 2509 != NGX_OK) | |
| 2510 { | |
| 2511 return NGX_ERROR; | |
| 2512 } | |
| 2513 | |
| 2514 cln = ngx_pool_cleanup_add(cf->pool, 0); | |
| 2515 if (cln == NULL) { | |
| 2516 return NGX_ERROR; | |
| 2517 } | |
| 2518 | |
| 2519 cln->handler = ngx_ssl_cleanup_ctx; | |
| 2520 cln->data = plcf->upstream.ssl; | |
| 2521 | |
| 2522 return NGX_OK; | |
| 2523 } | |
| 2524 | |
| 2525 #endif | |
| 2526 | |
| 2527 | |
| 2528 static ngx_int_t | |
| 2529 ngx_http_proxy_set_vars(ngx_pool_t *pool, ngx_url_t *u, | |
| 2530 ngx_http_proxy_vars_t *v) | |
| 2531 { | |
| 2532 if (!u->unix_socket) { | |
| 2533 if (u->no_port || u->port == u->default_port) { | |
| 2534 v->host_header = u->host; | |
| 2535 | |
| 2536 if (u->default_port == 80) { | |
| 2537 v->port.len = sizeof("80") - 1; | |
| 2538 v->port.data = (u_char *) "80"; | |
| 2539 | |
| 2540 } else { | |
| 2541 v->port.len = sizeof("443") - 1; | |
| 2542 v->port.data = (u_char *) "443"; | |
| 2543 } | |
| 2544 | |
| 2545 } else { | |
|
1671
8075179cae21
ngx_parse_url() saves port text, this allows to use it in proxy host header
Igor Sysoev <igor@sysoev.ru>
parents:
1667
diff
changeset
|
2546 v->host_header.len = u->host.len + 1 + u->port_text.len; |
|
8075179cae21
ngx_parse_url() saves port text, this allows to use it in proxy host header
Igor Sysoev <igor@sysoev.ru>
parents:
1667
diff
changeset
|
2547 v->host_header.data = u->host.data; |
|
8075179cae21
ngx_parse_url() saves port text, this allows to use it in proxy host header
Igor Sysoev <igor@sysoev.ru>
parents:
1667
diff
changeset
|
2548 v->port = u->port_text; |
| 1658 | 2549 } |
| 2550 | |
| 2551 } else { | |
| 2552 v->host_header.len = sizeof("localhost") - 1; | |
| 2553 v->host_header.data = (u_char *) "localhost"; | |
| 2554 v->port.len = 0; | |
| 2555 v->port.data = (u_char *) ""; | |
| 2556 } | |
| 2557 | |
| 2558 v->uri = u->uri; | |
| 2559 | |
| 2560 return NGX_OK; | |
| 2561 } |