Mercurial > hg > nginx
annotate src/http/modules/ngx_http_proxy_module.c @ 2067:5657037448d1
the "Expect" header support
| author | Igor Sysoev <igor@sysoev.ru> |
|---|---|
| date | Thu, 26 Jun 2008 13:00:39 +0000 |
| parents | 2a92804f4109 |
| children | 8c6521eedf84 |
| 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("") }, | |
| 2067 | 405 { ngx_string("Expect"), ngx_string("") }, |
| 649 | 406 { ngx_null_string, ngx_null_string } |
| 407 }; | |
| 408 | |
| 409 | |
| 410 static ngx_str_t ngx_http_proxy_hide_headers[] = { | |
| 411 ngx_string("Date"), | |
| 412 ngx_string("Server"), | |
| 413 ngx_string("X-Pad"), | |
| 414 ngx_string("X-Accel-Expires"), | |
| 415 ngx_string("X-Accel-Redirect"), | |
| 416 ngx_string("X-Accel-Limit-Rate"), | |
|
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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-Buffering"), |
|
2819956d1ca0
add X-Accel-Charset to ingored header, fix X-Accel-Buffering
Igor Sysoev <igor@sysoev.ru>
parents:
1774
diff
changeset
|
418 ngx_string("X-Accel-Charset"), |
| 649 | 419 ngx_null_string |
| 509 | 420 }; |
| 421 | |
| 422 | |
| 423 static ngx_http_variable_t ngx_http_proxy_vars[] = { | |
| 424 | |
| 637 | 425 { ngx_string("proxy_host"), NULL, ngx_http_proxy_host_variable, 0, |
|
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non cacheable $proxy_host and $proxy_port
Igor Sysoev <igor@sysoev.ru>
parents:
1912
diff
changeset
|
426 NGX_HTTP_VAR_CHANGEABLE|NGX_HTTP_VAR_NOCACHEABLE|NGX_HTTP_VAR_NOHASH, 0 }, |
| 509 | 427 |
| 637 | 428 { 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
|
429 NGX_HTTP_VAR_CHANGEABLE|NGX_HTTP_VAR_NOCACHEABLE|NGX_HTTP_VAR_NOHASH, 0 }, |
| 509 | 430 |
| 637 | 431 { ngx_string("proxy_add_x_forwarded_for"), NULL, |
| 583 | 432 ngx_http_proxy_add_x_forwarded_for_variable, 0, NGX_HTTP_VAR_NOHASH, 0 }, |
| 509 | 433 |
| 434 #if 0 | |
| 637 | 435 { ngx_string("proxy_add_via"), NULL, NULL, 0, NGX_HTTP_VAR_NOHASH, 0 }, |
| 509 | 436 #endif |
| 437 | |
| 637 | 438 { ngx_string("proxy_internal_body_length"), NULL, |
| 583 | 439 ngx_http_proxy_internal_body_length_variable, 0, NGX_HTTP_VAR_NOHASH, 0 }, |
| 577 | 440 |
| 637 | 441 { ngx_null_string, NULL, NULL, 0, 0, 0 } |
| 509 | 442 }; |
| 507 | 443 |
| 444 | |
| 445 static ngx_int_t | |
| 446 ngx_http_proxy_handler(ngx_http_request_t *r) | |
| 577 | 447 { |
| 507 | 448 ngx_int_t rc; |
| 449 ngx_http_upstream_t *u; | |
| 1658 | 450 ngx_http_proxy_ctx_t *ctx; |
| 507 | 451 ngx_http_proxy_loc_conf_t *plcf; |
| 577 | 452 |
| 507 | 453 u = ngx_pcalloc(r->pool, sizeof(ngx_http_upstream_t)); |
| 454 if (u == NULL) { | |
| 455 return NGX_HTTP_INTERNAL_SERVER_ERROR; | |
| 456 } | |
| 577 | 457 |
| 1658 | 458 r->upstream = u; |
| 459 | |
| 460 ctx = ngx_pcalloc(r->pool, sizeof(ngx_http_proxy_ctx_t)); | |
| 461 if (ctx == NULL) { | |
| 462 return NGX_ERROR; | |
| 463 } | |
| 464 | |
| 465 ngx_http_set_ctx(r, ctx, ngx_http_proxy_module); | |
| 466 | |
| 467 plcf = ngx_http_get_module_loc_conf(r, ngx_http_proxy_module); | |
| 468 | |
| 469 if (plcf->proxy_lengths == 0) { | |
| 470 ctx->vars = plcf->vars; | |
| 471 u->schema = plcf->upstream.schema; | |
| 472 #if (NGX_HTTP_SSL) | |
| 473 u->ssl = (plcf->upstream.ssl != NULL); | |
| 474 #endif | |
| 475 | |
| 476 } else { | |
| 477 if (ngx_http_proxy_eval(r, ctx, plcf) != NGX_OK) { | |
| 478 return NGX_HTTP_INTERNAL_SERVER_ERROR; | |
| 479 } | |
| 480 } | |
| 481 | |
| 507 | 482 u->peer.log = r->connection->log; |
| 483 u->peer.log_error = NGX_ERROR_ERR; | |
| 484 #if (NGX_THREADS) | |
| 485 u->peer.lock = &r->connection->lock; | |
| 486 #endif | |
| 487 | |
| 488 u->output.tag = (ngx_buf_tag_t) &ngx_http_proxy_module; | |
| 489 | |
| 490 u->conf = &plcf->upstream; | |
| 491 | |
| 492 u->create_request = ngx_http_proxy_create_request; | |
| 493 u->reinit_request = ngx_http_proxy_reinit_request; | |
| 509 | 494 u->process_header = ngx_http_proxy_process_status_line; |
| 507 | 495 u->abort_request = ngx_http_proxy_abort_request; |
| 496 u->finalize_request = ngx_http_proxy_finalize_request; | |
| 497 | |
| 509 | 498 if (plcf->redirects) { |
| 499 u->rewrite_redirect = ngx_http_proxy_rewrite_redirect; | |
| 500 } | |
| 501 | |
| 649 | 502 u->buffering = plcf->upstream.buffering; |
| 503 | |
| 504 u->pipe = ngx_pcalloc(r->pool, sizeof(ngx_event_pipe_t)); | |
| 505 if (u->pipe == NULL) { | |
| 506 return NGX_HTTP_INTERNAL_SERVER_ERROR; | |
| 581 | 507 } |
| 507 | 508 |
| 649 | 509 u->pipe->input_filter = ngx_event_pipe_copy_input_filter; |
| 510 | |
| 509 | 511 u->accel = 1; |
| 577 | 512 |
| 507 | 513 rc = ngx_http_read_client_request_body(r, ngx_http_upstream_init); |
| 514 | |
| 515 if (rc >= NGX_HTTP_SPECIAL_RESPONSE) { | |
| 516 return rc; | |
| 517 } | |
| 518 | |
| 519 return NGX_DONE; | |
| 520 } | |
| 521 | |
| 522 | |
| 523 static ngx_int_t | |
| 1658 | 524 ngx_http_proxy_eval(ngx_http_request_t *r, ngx_http_proxy_ctx_t *ctx, |
| 525 ngx_http_proxy_loc_conf_t *plcf) | |
| 526 { | |
| 527 size_t add; | |
| 528 u_short port; | |
| 529 ngx_str_t proxy; | |
| 530 ngx_url_t u; | |
| 531 | |
| 532 if (ngx_http_script_run(r, &proxy, plcf->proxy_lengths->elts, 0, | |
| 533 plcf->proxy_values->elts) | |
| 534 == NULL) | |
| 535 { | |
| 536 return NGX_ERROR; | |
| 537 } | |
| 538 | |
| 539 if (ngx_strncasecmp(proxy.data, (u_char *) "http://", 7) == 0) { | |
| 540 | |
| 541 add = 7; | |
| 542 port = 80; | |
| 543 | |
| 544 #if (NGX_HTTP_SSL) | |
| 545 | |
| 546 } else if (ngx_strncasecmp(proxy.data, (u_char *) "https://", 8) == 0) { | |
| 547 | |
| 548 add = 8; | |
| 549 port = 443; | |
| 550 r->upstream->ssl = 1; | |
| 551 | |
| 552 #endif | |
| 553 | |
| 554 } else { | |
| 555 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, | |
| 556 "invalid URL prefix in \"%V\"", &proxy); | |
| 557 return NGX_ERROR; | |
| 558 } | |
| 559 | |
| 560 r->upstream->schema.len = add; | |
| 561 r->upstream->schema.data = proxy.data; | |
| 562 | |
| 563 ngx_memzero(&u, sizeof(ngx_url_t)); | |
| 564 | |
| 565 u.url.len = proxy.len - add; | |
| 566 u.url.data = proxy.data + add; | |
| 567 u.default_port = port; | |
| 568 u.uri_part = 1; | |
| 569 u.no_resolve = 1; | |
| 570 | |
| 571 if (ngx_parse_url(r->pool, &u) != NGX_OK) { | |
| 572 if (u.err) { | |
| 573 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, | |
| 574 "%s in upstream \"%V\"", u.err, &u.url); | |
| 575 } | |
| 576 | |
| 577 return NGX_ERROR; | |
| 578 } | |
| 579 | |
| 580 if (ngx_http_proxy_set_vars(r->pool, &u, &ctx->vars) != NGX_OK) { | |
| 581 return NGX_ERROR; | |
| 582 } | |
| 583 | |
| 584 r->upstream->resolved = ngx_pcalloc(r->pool, | |
| 585 sizeof(ngx_http_upstream_resolved_t)); | |
| 586 if (r->upstream->resolved == NULL) { | |
| 587 return NGX_ERROR; | |
| 588 } | |
| 589 | |
| 590 r->upstream->resolved->host = u.host; | |
| 591 r->upstream->resolved->port = (in_port_t) (u.no_port ? u.default_port: | |
| 592 u.port); | |
| 1912 | 593 r->upstream->resolved->default_port = u.default_port; |
| 1658 | 594 |
| 595 return NGX_OK; | |
| 596 } | |
| 597 | |
| 598 | |
| 599 static ngx_int_t | |
| 507 | 600 ngx_http_proxy_create_request(ngx_http_request_t *r) |
| 601 { | |
| 577 | 602 size_t len, loc_len, body_len; |
| 509 | 603 uintptr_t escape; |
| 604 ngx_buf_t *b; | |
| 649 | 605 ngx_str_t method; |
| 606 ngx_uint_t i, unparsed_uri; | |
| 509 | 607 ngx_chain_t *cl, *body; |
| 608 ngx_list_part_t *part; | |
| 609 ngx_table_elt_t *header; | |
| 610 ngx_http_upstream_t *u; | |
| 1658 | 611 ngx_http_proxy_ctx_t *ctx; |
| 509 | 612 ngx_http_script_code_pt code; |
| 613 ngx_http_script_engine_t e, le; | |
| 614 ngx_http_proxy_loc_conf_t *plcf; | |
| 615 ngx_http_script_len_code_pt lcode; | |
| 507 | 616 |
| 617 u = r->upstream; | |
| 618 | |
| 619 plcf = ngx_http_get_module_loc_conf(r, ngx_http_proxy_module); | |
| 620 | |
| 561 | 621 if (u->method.len) { |
| 622 /* HEAD was changed to GET to cache response */ | |
| 623 method = u->method; | |
| 624 method.len++; | |
| 625 | |
| 626 } else if (plcf->method.len) { | |
| 627 method = plcf->method; | |
| 628 | |
| 507 | 629 } else { |
| 561 | 630 method = r->method_name; |
| 631 method.len++; | |
| 507 | 632 } |
| 633 | |
| 1667 | 634 len = method.len + sizeof(ngx_http_proxy_version) - 1 + sizeof(CRLF) - 1; |
| 635 | |
| 507 | 636 escape = 0; |
| 1658 | 637 loc_len = 0; |
| 638 unparsed_uri = 0; | |
| 639 | |
| 640 ctx = ngx_http_get_module_ctx(r, ngx_http_proxy_module); | |
| 641 | |
| 642 if (plcf->proxy_lengths) { | |
| 1667 | 643 len += ctx->vars.uri.len; |
| 1658 | 644 |
| 645 } else if (ctx->vars.uri.len == 0 && r->valid_unparsed_uri && r == r->main) | |
| 646 { | |
| 609 | 647 unparsed_uri = 1; |
| 1667 | 648 len += r->unparsed_uri.len; |
| 507 | 649 |
| 650 } else { | |
| 1658 | 651 loc_len = (r->valid_location && ctx->vars.uri.len) ? |
| 652 plcf->location.len : 0; | |
| 653 | |
|
1466
943f2ba615cd
escape internal request URI in proxy_pass
Igor Sysoev <igor@sysoev.ru>
parents:
1353
diff
changeset
|
654 if (r->quoted_uri || r->internal) { |
| 509 | 655 escape = 2 * ngx_escape_uri(NULL, r->uri.data + loc_len, |
| 656 r->uri.len - loc_len, NGX_ESCAPE_URI); | |
| 507 | 657 } |
| 658 | |
| 1688 | 659 len += ctx->vars.uri.len + r->uri.len - loc_len + escape |
| 660 + sizeof("?") - 1 + r->args.len; | |
| 507 | 661 } |
| 662 | |
| 1565 | 663 ngx_http_script_flush_no_cacheable_variables(r, plcf->flushes); |
| 573 | 664 |
| 577 | 665 if (plcf->body_set_len) { |
| 666 le.ip = plcf->body_set_len->elts; | |
| 667 le.request = r; | |
| 668 le.flushed = 1; | |
| 669 body_len = 0; | |
| 670 | |
| 671 while (*(uintptr_t *) le.ip) { | |
| 672 lcode = *(ngx_http_script_len_code_pt *) le.ip; | |
| 673 body_len += lcode(&le); | |
| 674 } | |
| 675 | |
| 1658 | 676 ctx->internal_body_length = body_len; |
| 577 | 677 len += body_len; |
| 678 } | |
| 679 | |
| 509 | 680 le.ip = plcf->headers_set_len->elts; |
| 681 le.request = r; | |
| 573 | 682 le.flushed = 1; |
| 507 | 683 |
| 509 | 684 while (*(uintptr_t *) le.ip) { |
| 685 while (*(uintptr_t *) le.ip) { | |
| 686 lcode = *(ngx_http_script_len_code_pt *) le.ip; | |
| 687 len += lcode(&le); | |
| 688 } | |
| 689 le.ip += sizeof(uintptr_t); | |
| 507 | 690 } |
| 691 | |
| 692 | |
| 509 | 693 if (plcf->upstream.pass_request_headers) { |
| 694 part = &r->headers_in.headers.part; | |
| 695 header = part->elts; | |
| 696 | |
| 697 for (i = 0; /* void */; i++) { | |
| 507 | 698 |
| 509 | 699 if (i >= part->nelts) { |
| 700 if (part->next == NULL) { | |
| 701 break; | |
| 702 } | |
| 703 | |
| 704 part = part->next; | |
| 705 header = part->elts; | |
| 577 | 706 i = 0; |
| 507 | 707 } |
| 708 | |
| 649 | 709 if (ngx_hash_find(&plcf->headers_set_hash, header[i].hash, |
| 710 header[i].lowcase_key, header[i].key.len)) | |
| 509 | 711 { |
| 712 continue; | |
| 713 } | |
| 714 | |
| 715 len += header[i].key.len + sizeof(": ") - 1 | |
| 716 + header[i].value.len + sizeof(CRLF) - 1; | |
| 507 | 717 } |
| 509 | 718 } |
| 507 | 719 |
| 720 | |
| 721 b = ngx_create_temp_buf(r->pool, len); | |
| 722 if (b == NULL) { | |
| 723 return NGX_ERROR; | |
| 724 } | |
| 725 | |
| 726 cl = ngx_alloc_chain_link(r->pool); | |
| 727 if (cl == NULL) { | |
| 728 return NGX_ERROR; | |
| 729 } | |
| 730 | |
| 731 cl->buf = b; | |
| 732 | |
| 733 | |
| 734 /* the request line */ | |
| 735 | |
| 573 | 736 b->last = ngx_copy(b->last, method.data, method.len); |
| 507 | 737 |
| 555 | 738 u->uri.data = b->last; |
| 739 | |
| 1658 | 740 if (plcf->proxy_lengths) { |
| 741 b->last = ngx_copy(b->last, ctx->vars.uri.data, ctx->vars.uri.len); | |
| 742 | |
| 743 } else if (unparsed_uri) { | |
| 573 | 744 b->last = ngx_copy(b->last, r->unparsed_uri.data, r->unparsed_uri.len); |
| 745 | |
| 507 | 746 } else { |
| 555 | 747 if (r->valid_location) { |
| 1658 | 748 b->last = ngx_copy(b->last, ctx->vars.uri.data, ctx->vars.uri.len); |
| 555 | 749 } |
| 551 | 750 |
| 507 | 751 if (escape) { |
| 509 | 752 ngx_escape_uri(b->last, r->uri.data + loc_len, |
| 753 r->uri.len - loc_len, NGX_ESCAPE_URI); | |
| 754 b->last += r->uri.len - loc_len + escape; | |
| 507 | 755 |
| 577 | 756 } else { |
| 573 | 757 b->last = ngx_copy(b->last, r->uri.data + loc_len, |
| 758 r->uri.len - loc_len); | |
| 507 | 759 } |
| 760 | |
| 761 if (r->args.len > 0) { | |
| 762 *b->last++ = '?'; | |
| 573 | 763 b->last = ngx_copy(b->last, r->args.data, r->args.len); |
| 507 | 764 } |
| 765 } | |
| 766 | |
| 555 | 767 u->uri.len = b->last - u->uri.data; |
| 768 | |
| 507 | 769 b->last = ngx_cpymem(b->last, ngx_http_proxy_version, |
| 770 sizeof(ngx_http_proxy_version) - 1); | |
| 771 | |
| 577 | 772 ngx_memzero(&e, sizeof(ngx_http_script_engine_t)); |
| 507 | 773 |
| 774 e.ip = plcf->headers_set->elts; | |
| 775 e.pos = b->last; | |
| 509 | 776 e.request = r; |
| 573 | 777 e.flushed = 1; |
| 507 | 778 |
| 509 | 779 le.ip = plcf->headers_set_len->elts; |
| 780 | |
| 781 while (*(uintptr_t *) le.ip) { | |
| 782 lcode = *(ngx_http_script_len_code_pt *) le.ip; | |
| 515 | 783 |
| 784 /* skip the header line name length */ | |
| 785 (void) lcode(&le); | |
| 509 | 786 |
| 787 if (*(ngx_http_script_len_code_pt *) le.ip) { | |
| 788 | |
| 789 for (len = 0; *(uintptr_t *) le.ip; len += lcode(&le)) { | |
| 790 lcode = *(ngx_http_script_len_code_pt *) le.ip; | |
| 791 } | |
| 792 | |
| 793 e.skip = (len == sizeof(CRLF) - 1) ? 1 : 0; | |
| 794 | |
| 795 } else { | |
| 796 e.skip = 0; | |
| 797 } | |
| 798 | |
| 799 le.ip += sizeof(uintptr_t); | |
| 800 | |
| 801 while (*(uintptr_t *) e.ip) { | |
| 802 code = *(ngx_http_script_code_pt *) e.ip; | |
| 803 code((ngx_http_script_engine_t *) &e); | |
| 577 | 804 } |
| 509 | 805 e.ip += sizeof(uintptr_t); |
| 507 | 806 } |
| 807 | |
| 808 b->last = e.pos; | |
| 809 | |
| 810 | |
| 509 | 811 if (plcf->upstream.pass_request_headers) { |
| 812 part = &r->headers_in.headers.part; | |
| 813 header = part->elts; | |
| 577 | 814 |
| 509 | 815 for (i = 0; /* void */; i++) { |
| 507 | 816 |
| 509 | 817 if (i >= part->nelts) { |
| 818 if (part->next == NULL) { | |
| 819 break; | |
| 820 } | |
| 821 | |
| 822 part = part->next; | |
| 823 header = part->elts; | |
| 577 | 824 i = 0; |
| 507 | 825 } |
| 826 | |
| 649 | 827 if (ngx_hash_find(&plcf->headers_set_hash, header[i].hash, |
| 828 header[i].lowcase_key, header[i].key.len)) | |
| 509 | 829 { |
| 830 continue; | |
| 831 } | |
| 507 | 832 |
| 573 | 833 b->last = ngx_copy(b->last, header[i].key.data, header[i].key.len); |
| 507 | 834 |
| 509 | 835 *b->last++ = ':'; *b->last++ = ' '; |
| 507 | 836 |
| 573 | 837 b->last = ngx_copy(b->last, header[i].value.data, |
| 838 header[i].value.len); | |
| 507 | 839 |
| 509 | 840 *b->last++ = CR; *b->last++ = LF; |
| 507 | 841 |
| 509 | 842 ngx_log_debug2(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
| 843 "http proxy header: \"%V: %V\"", | |
| 844 &header[i].key, &header[i].value); | |
| 845 } | |
| 507 | 846 } |
| 847 | |
| 577 | 848 |
| 507 | 849 /* add "\r\n" at the header end */ |
| 850 *b->last++ = CR; *b->last++ = LF; | |
| 851 | |
| 577 | 852 if (plcf->body_set) { |
| 853 e.ip = plcf->body_set->elts; | |
| 854 e.pos = b->last; | |
| 855 | |
| 856 while (*(uintptr_t *) e.ip) { | |
| 857 code = *(ngx_http_script_code_pt *) e.ip; | |
| 858 code((ngx_http_script_engine_t *) &e); | |
| 859 } | |
| 579 | 860 |
| 861 b->last = e.pos; | |
| 577 | 862 } |
| 863 | |
| 1774 | 864 ngx_log_debug2(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
| 865 "http proxy header:\n\"%*s\"", | |
| 866 (size_t) (b->last - b->pos), b->pos); | |
| 507 | 867 |
| 577 | 868 if (plcf->body_set == NULL && plcf->upstream.pass_request_body) { |
| 509 | 869 |
| 870 body = u->request_bufs; | |
| 871 u->request_bufs = cl; | |
| 872 | |
| 873 while (body) { | |
| 874 b = ngx_alloc_buf(r->pool); | |
| 875 if (b == NULL) { | |
| 876 return NGX_ERROR; | |
| 877 } | |
| 878 | |
| 879 ngx_memcpy(b, body->buf, sizeof(ngx_buf_t)); | |
| 880 | |
| 881 cl->next = ngx_alloc_chain_link(r->pool); | |
| 882 if (cl->next == NULL) { | |
| 883 return NGX_ERROR; | |
| 884 } | |
| 885 | |
| 886 cl = cl->next; | |
| 887 cl->buf = b; | |
| 888 | |
| 889 body = body->next; | |
| 890 } | |
| 891 | |
| 611 | 892 b->flush = 1; |
| 893 | |
| 509 | 894 } else { |
| 895 u->request_bufs = cl; | |
| 896 } | |
| 897 | |
| 898 cl->next = NULL; | |
| 899 | |
| 507 | 900 return NGX_OK; |
| 901 } | |
| 902 | |
| 903 | |
| 904 static ngx_int_t | |
| 905 ngx_http_proxy_reinit_request(ngx_http_request_t *r) | |
| 906 { | |
| 1658 | 907 ngx_http_proxy_ctx_t *ctx; |
| 908 | |
| 909 ctx = ngx_http_get_module_ctx(r, ngx_http_proxy_module); | |
| 910 | |
| 911 if (ctx == NULL) { | |
| 509 | 912 return NGX_OK; |
| 913 } | |
| 914 | |
| 1658 | 915 ctx->status = 0; |
| 916 ctx->status_count = 0; | |
| 917 ctx->status_start = NULL; | |
| 918 ctx->status_end = NULL; | |
| 509 | 919 |
| 920 r->upstream->process_header = ngx_http_proxy_process_status_line; | |
| 921 | |
| 922 return NGX_OK; | |
| 923 } | |
| 924 | |
| 925 | |
| 926 static ngx_int_t | |
| 927 ngx_http_proxy_process_status_line(ngx_http_request_t *r) | |
| 928 { | |
| 929 ngx_int_t rc; | |
| 930 ngx_http_upstream_t *u; | |
| 1658 | 931 ngx_http_proxy_ctx_t *ctx; |
| 932 | |
| 933 ctx = ngx_http_get_module_ctx(r, ngx_http_proxy_module); | |
| 934 | |
| 935 if (ctx == NULL) { | |
|
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changeset
|
936 return NGX_ERROR; |
| 509 | 937 } |
| 938 | |
| 1658 | 939 rc = ngx_http_proxy_parse_status_line(r, ctx); |
| 509 | 940 |
| 941 if (rc == NGX_AGAIN) { | |
| 942 return rc; | |
| 943 } | |
| 944 | |
| 945 u = r->upstream; | |
| 946 | |
| 947 if (rc == NGX_HTTP_PROXY_PARSE_NO_HEADER) { | |
| 948 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, | |
| 577 | 949 "upstream sent no valid HTTP/1.0 header"); |
| 509 | 950 |
| 619 | 951 #if 0 |
| 509 | 952 if (u->accel) { |
| 953 return NGX_HTTP_UPSTREAM_INVALID_HEADER; | |
| 954 } | |
| 619 | 955 #endif |
| 509 | 956 |
| 957 r->http_version = NGX_HTTP_VERSION_9; | |
| 1616 | 958 u->headers_in.status_n = NGX_HTTP_OK; |
| 959 u->state->status = NGX_HTTP_OK; | |
| 577 | 960 |
| 509 | 961 return NGX_OK; |
| 962 } | |
| 963 | |
| 1658 | 964 u->headers_in.status_n = ctx->status; |
| 965 u->state->status = ctx->status; | |
| 966 | |
| 967 u->headers_in.status_line.len = ctx->status_end - ctx->status_start; | |
| 2049 | 968 u->headers_in.status_line.data = ngx_pnalloc(r->pool, |
| 969 u->headers_in.status_line.len); | |
| 529 | 970 if (u->headers_in.status_line.data == NULL) { |
|
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|
971 return NGX_ERROR; |
| 509 | 972 } |
| 573 | 973 |
| 1658 | 974 ngx_memcpy(u->headers_in.status_line.data, ctx->status_start, |
| 529 | 975 u->headers_in.status_line.len); |
| 509 | 976 |
| 977 ngx_log_debug2(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
| 978 "http proxy status %ui \"%V\"", | |
| 936 | 979 u->headers_in.status_n, &u->headers_in.status_line); |
| 509 | 980 |
| 981 u->process_header = ngx_http_proxy_process_header; | |
| 982 | |
| 983 return ngx_http_proxy_process_header(r); | |
| 984 } | |
| 985 | |
| 986 | |
| 987 static ngx_int_t | |
| 1658 | 988 ngx_http_proxy_parse_status_line(ngx_http_request_t *r, |
| 989 ngx_http_proxy_ctx_t *ctx) | |
| 509 | 990 { |
| 991 u_char ch; | |
| 1658 | 992 u_char *p; |
| 509 | 993 ngx_http_upstream_t *u; |
| 994 enum { | |
| 995 sw_start = 0, | |
| 996 sw_H, | |
| 997 sw_HT, | |
| 998 sw_HTT, | |
| 999 sw_HTTP, | |
| 1000 sw_first_major_digit, | |
| 1001 sw_major_digit, | |
| 1002 sw_first_minor_digit, | |
| 1003 sw_minor_digit, | |
| 1004 sw_status, | |
| 1005 sw_space_after_status, | |
| 1006 sw_status_text, | |
| 1007 sw_almost_done | |
| 577 | 1008 } state; |
| 509 | 1009 |
| 1010 u = r->upstream; | |
| 1011 | |
| 1012 state = r->state; | |
| 1013 | |
| 1658 | 1014 for (p = u->buffer.pos; p < u->buffer.last; p++) { |
| 1015 ch = *p; | |
| 509 | 1016 |
| 1017 switch (state) { | |
| 1018 | |
| 1019 /* "HTTP/" */ | |
| 1020 case sw_start: | |
| 1021 switch (ch) { | |
| 577 | 1022 case 'H': |
| 509 | 1023 state = sw_H; |
| 1024 break; | |
| 1025 default: | |
| 1026 return NGX_HTTP_PROXY_PARSE_NO_HEADER; | |
| 1027 } | |
| 1028 break; | |
| 1029 | |
| 577 | 1030 case sw_H: |
| 509 | 1031 switch (ch) { |
| 577 | 1032 case 'T': |
| 509 | 1033 state = sw_HT; |
| 1034 break; | |
| 1035 default: | |
| 1036 return NGX_HTTP_PROXY_PARSE_NO_HEADER; | |
| 1037 } | |
| 1038 break; | |
| 1039 | |
| 1040 case sw_HT: | |
| 1041 switch (ch) { | |
| 577 | 1042 case 'T': |
| 509 | 1043 state = sw_HTT; |
| 1044 break; | |
| 1045 default: | |
| 1046 return NGX_HTTP_PROXY_PARSE_NO_HEADER; | |
| 1047 } | |
| 1048 break; | |
| 1049 | |
| 1050 case sw_HTT: | |
| 1051 switch (ch) { | |
| 577 | 1052 case 'P': |
| 509 | 1053 state = sw_HTTP; |
| 1054 break; | |
| 1055 default: | |
| 1056 return NGX_HTTP_PROXY_PARSE_NO_HEADER; | |
| 1057 } | |
| 1058 break; | |
| 1059 | |
| 1060 case sw_HTTP: | |
| 1061 switch (ch) { | |
| 577 | 1062 case '/': |
| 509 | 1063 state = sw_first_major_digit; |
| 1064 break; | |
| 1065 default: | |
| 1066 return NGX_HTTP_PROXY_PARSE_NO_HEADER; | |
| 1067 } | |
| 1068 break; | |
| 1069 | |
| 1070 /* the first digit of major HTTP version */ | |
| 1071 case sw_first_major_digit: | |
| 1072 if (ch < '1' || ch > '9') { | |
| 1073 return NGX_HTTP_PROXY_PARSE_NO_HEADER; | |
| 1074 } | |
| 1075 | |
| 1076 state = sw_major_digit; | |
| 1077 break; | |
| 1078 | |
| 1079 /* the major HTTP version or dot */ | |
| 1080 case sw_major_digit: | |
| 1081 if (ch == '.') { | |
| 1082 state = sw_first_minor_digit; | |
| 1083 break; | |
| 1084 } | |
| 1085 | |
| 1086 if (ch < '0' || ch > '9') { | |
| 1087 return NGX_HTTP_PROXY_PARSE_NO_HEADER; | |
| 1088 } | |
| 1089 | |
| 1090 break; | |
| 1091 | |
| 1092 /* the first digit of minor HTTP version */ | |
| 1093 case sw_first_minor_digit: | |
| 1094 if (ch < '0' || ch > '9') { | |
| 1095 return NGX_HTTP_PROXY_PARSE_NO_HEADER; | |
| 1096 } | |
| 1097 | |
| 1098 state = sw_minor_digit; | |
| 1099 break; | |
| 1100 | |
| 1101 /* the minor HTTP version or the end of the request line */ | |
| 1102 case sw_minor_digit: | |
| 1103 if (ch == ' ') { | |
| 1104 state = sw_status; | |
| 1105 break; | |
| 1106 } | |
| 1107 | |
| 1108 if (ch < '0' || ch > '9') { | |
| 1109 return NGX_HTTP_PROXY_PARSE_NO_HEADER; | |
| 1110 } | |
| 1111 | |
| 1112 break; | |
| 1113 | |
| 1114 /* HTTP status code */ | |
| 1115 case sw_status: | |
| 619 | 1116 if (ch == ' ') { |
| 1117 break; | |
| 1118 } | |
| 1119 | |
| 509 | 1120 if (ch < '0' || ch > '9') { |
| 1121 return NGX_HTTP_PROXY_PARSE_NO_HEADER; | |
| 1122 } | |
| 1123 | |
| 1658 | 1124 ctx->status = ctx->status * 10 + ch - '0'; |
| 1125 | |
| 1126 if (++ctx->status_count == 3) { | |
| 509 | 1127 state = sw_space_after_status; |
| 1658 | 1128 ctx->status_start = p - 2; |
| 509 | 1129 } |
| 1130 | |
| 1131 break; | |
| 1132 | |
| 1133 /* space or end of line */ | |
| 1134 case sw_space_after_status: | |
| 1135 switch (ch) { | |
| 577 | 1136 case ' ': |
| 509 | 1137 state = sw_status_text; |
| 1138 break; | |
| 1139 case '.': /* IIS may send 403.1, 403.2, etc */ | |
| 1140 state = sw_status_text; | |
| 1141 break; | |
| 1142 case CR: | |
| 1143 state = sw_almost_done; | |
| 1144 break; | |
| 1145 case LF: | |
| 1146 goto done; | |
| 1147 default: | |
| 1148 return NGX_HTTP_PROXY_PARSE_NO_HEADER; | |
| 1149 } | |
| 1150 break; | |
| 1151 | |
| 1152 /* any text until end of line */ | |
| 1153 case sw_status_text: | |
| 1154 switch (ch) { | |
| 1155 case CR: | |
| 1156 state = sw_almost_done; | |
| 1157 | |
| 1158 break; | |
| 1159 case LF: | |
| 1160 goto done; | |
| 1161 } | |
| 1162 break; | |
| 1163 | |
| 527 | 1164 /* end of status line */ |
| 509 | 1165 case sw_almost_done: |
| 1658 | 1166 ctx->status_end = p - 1; |
| 509 | 1167 switch (ch) { |
| 1168 case LF: | |
| 1169 goto done; | |
| 1170 default: | |
| 1171 return NGX_HTTP_PROXY_PARSE_NO_HEADER; | |
| 1172 } | |
| 1173 } | |
| 1174 } | |
| 1175 | |
| 1658 | 1176 u->buffer.pos = p; |
| 509 | 1177 r->state = state; |
| 1178 | |
| 1179 return NGX_AGAIN; | |
| 1180 | |
| 1181 done: | |
| 1182 | |
| 1658 | 1183 u->buffer.pos = p + 1; |
| 1184 | |
| 1185 if (ctx->status_end == NULL) { | |
| 1186 ctx->status_end = p; | |
| 509 | 1187 } |
| 1188 | |
| 1189 r->state = sw_start; | |
| 1190 | |
| 507 | 1191 return NGX_OK; |
| 1192 } | |
| 1193 | |
| 1194 | |
| 1195 static ngx_int_t | |
| 1196 ngx_http_proxy_process_header(ngx_http_request_t *r) | |
| 1197 { | |
| 509 | 1198 ngx_int_t rc; |
| 649 | 1199 ngx_uint_t i; |
| 509 | 1200 ngx_table_elt_t *h; |
| 1201 ngx_http_upstream_header_t *hh; | |
| 1202 ngx_http_upstream_main_conf_t *umcf; | |
| 1203 | |
| 1204 umcf = ngx_http_get_module_main_conf(r, ngx_http_upstream_module); | |
| 1205 | |
| 2024 | 1206 for ( ;; ) { |
| 509 | 1207 |
| 581 | 1208 rc = ngx_http_parse_header_line(r, &r->upstream->buffer); |
| 509 | 1209 |
| 1210 if (rc == NGX_OK) { | |
| 1211 | |
| 1212 /* a header line has been parsed successfully */ | |
| 507 | 1213 |
| 509 | 1214 h = ngx_list_push(&r->upstream->headers_in.headers); |
| 1215 if (h == NULL) { | |
|
1699
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Igor Sysoev <igor@sysoev.ru>
parents:
1688
diff
changeset
|
1216 return NGX_ERROR; |
| 509 | 1217 } |
| 1218 | |
| 1219 h->hash = r->header_hash; | |
| 1220 | |
| 1221 h->key.len = r->header_name_end - r->header_name_start; | |
| 1222 h->value.len = r->header_end - r->header_start; | |
| 1223 | |
| 2049 | 1224 h->key.data = ngx_pnalloc(r->pool, |
| 649 | 1225 h->key.len + 1 + h->value.len + 1 + h->key.len); |
| 509 | 1226 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
|
1227 return NGX_ERROR; |
| 509 | 1228 } |
| 1229 | |
| 1230 h->value.data = h->key.data + h->key.len + 1; | |
| 649 | 1231 h->lowcase_key = h->key.data + h->key.len + 1 + h->value.len + 1; |
| 507 | 1232 |
| 509 | 1233 ngx_cpystrn(h->key.data, r->header_name_start, h->key.len + 1); |
| 1234 ngx_cpystrn(h->value.data, r->header_start, h->value.len + 1); | |
| 1235 | |
| 649 | 1236 if (h->key.len == r->lowcase_index) { |
| 1237 ngx_memcpy(h->lowcase_key, r->lowcase_header, h->key.len); | |
| 1238 | |
| 1239 } else { | |
| 1240 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
|
1241 h->lowcase_key[i] = ngx_tolower(h->key.data[i]); |
| 509 | 1242 } |
| 1243 } | |
| 1244 | |
| 649 | 1245 hh = ngx_hash_find(&umcf->headers_in_hash, h->hash, |
| 1246 h->lowcase_key, h->key.len); | |
| 1247 | |
| 1248 if (hh && hh->handler(r, h, hh->offset) != NGX_OK) { | |
|
1699
976db8c6fb64
return NGX_ERROR instead of NGX_HTTP_INTERNAL_SERVER_ERROR in u->parse_header()
Igor Sysoev <igor@sysoev.ru>
parents:
1688
diff
changeset
|
1249 return NGX_ERROR; |
| 649 | 1250 } |
| 1251 | |
| 509 | 1252 ngx_log_debug2(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
| 1253 "http proxy header: \"%V: %V\"", | |
| 1254 &h->key, &h->value); | |
| 1255 | |
| 1256 continue; | |
| 1257 } | |
| 1258 | |
| 1259 if (rc == NGX_HTTP_PARSE_HEADER_DONE) { | |
| 1260 | |
| 1261 /* a whole header has been parsed successfully */ | |
| 1262 | |
| 1263 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
| 1264 "http proxy header done"); | |
| 1265 | |
| 649 | 1266 /* |
| 1267 * if no "Server" and "Date" in header line, | |
| 1268 * then add the special empty headers | |
| 1269 */ | |
| 1270 | |
| 1271 if (r->upstream->headers_in.server == NULL) { | |
| 1272 h = ngx_list_push(&r->upstream->headers_in.headers); | |
| 1273 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
|
1274 return NGX_ERROR; |
| 649 | 1275 } |
| 1276 | |
| 1277 h->hash = ngx_hash(ngx_hash(ngx_hash(ngx_hash( | |
| 1278 ngx_hash('s', 'e'), 'r'), 'v'), 'e'), 'r'); | |
| 1279 | |
| 1280 h->key.len = sizeof("Server") - 1; | |
| 1281 h->key.data = (u_char *) "Server"; | |
| 1282 h->value.len = 0; | |
| 1283 h->value.data = NULL; | |
| 1284 h->lowcase_key = (u_char *) "server"; | |
| 1285 } | |
| 1286 | |
| 1287 if (r->upstream->headers_in.date == NULL) { | |
| 1288 h = ngx_list_push(&r->upstream->headers_in.headers); | |
| 1289 if (h == NULL) { | |
|
1699
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parents:
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diff
changeset
|
1290 return NGX_ERROR; |
| 649 | 1291 } |
| 1292 | |
| 1293 h->hash = ngx_hash(ngx_hash(ngx_hash('d', 'a'), 't'), 'e'); | |
| 1294 | |
| 1295 h->key.len = sizeof("Date") - 1; | |
| 1296 h->key.data = (u_char *) "Date"; | |
| 1297 h->value.len = 0; | |
| 1298 h->value.data = NULL; | |
| 1299 h->lowcase_key = (u_char *) "date"; | |
| 1300 } | |
| 1301 | |
| 509 | 1302 return NGX_OK; |
| 1303 } | |
| 1304 | |
| 521 | 1305 if (rc == NGX_AGAIN) { |
| 1306 return NGX_AGAIN; | |
| 1307 } | |
| 1308 | |
| 509 | 1309 /* there was error while a header line parsing */ |
| 1310 | |
| 1311 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, | |
| 619 | 1312 "upstream sent invalid header"); |
| 509 | 1313 |
| 1314 return NGX_HTTP_UPSTREAM_INVALID_HEADER; | |
| 1315 } | |
| 507 | 1316 } |
| 1317 | |
| 1318 | |
| 1319 static void | |
| 1320 ngx_http_proxy_abort_request(ngx_http_request_t *r) | |
| 1321 { | |
| 1322 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
| 1323 "abort http proxy request"); | |
| 577 | 1324 |
| 507 | 1325 return; |
| 1326 } | |
| 1327 | |
| 1328 | |
| 1329 static void | |
| 1330 ngx_http_proxy_finalize_request(ngx_http_request_t *r, ngx_int_t rc) | |
| 577 | 1331 { |
| 507 | 1332 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
| 1333 "finalize http proxy request"); | |
| 1334 | |
| 1335 return; | |
| 1336 } | |
| 1337 | |
| 1338 | |
| 573 | 1339 static ngx_int_t |
| 1340 ngx_http_proxy_host_variable(ngx_http_request_t *r, | |
| 1341 ngx_http_variable_value_t *v, uintptr_t data) | |
| 507 | 1342 { |
| 1658 | 1343 ngx_http_proxy_ctx_t *ctx; |
| 1344 | |
| 1345 ctx = ngx_http_get_module_ctx(r, ngx_http_proxy_module); | |
| 1346 | |
| 1347 if (ctx == NULL) { | |
| 1348 v->not_found = 1; | |
| 1349 return NGX_OK; | |
| 1350 } | |
| 1351 | |
| 1352 v->len = ctx->vars.host_header.len; | |
| 577 | 1353 v->valid = 1; |
| 1565 | 1354 v->no_cacheable = 0; |
| 573 | 1355 v->not_found = 0; |
| 1658 | 1356 v->data = ctx->vars.host_header.data; |
| 507 | 1357 |
| 573 | 1358 return NGX_OK; |
| 507 | 1359 } |
| 1360 | |
| 1361 | |
| 573 | 1362 static ngx_int_t |
| 1363 ngx_http_proxy_port_variable(ngx_http_request_t *r, | |
| 1364 ngx_http_variable_value_t *v, uintptr_t data) | |
| 507 | 1365 { |
| 1658 | 1366 ngx_http_proxy_ctx_t *ctx; |
| 1367 | |
| 1368 ctx = ngx_http_get_module_ctx(r, ngx_http_proxy_module); | |
| 1369 | |
| 1370 if (ctx == NULL) { | |
| 1371 v->not_found = 1; | |
| 1372 return NGX_OK; | |
| 1373 } | |
| 1374 | |
| 1375 v->len = ctx->vars.port.len; | |
| 577 | 1376 v->valid = 1; |
| 1565 | 1377 v->no_cacheable = 0; |
| 573 | 1378 v->not_found = 0; |
| 1658 | 1379 v->data = ctx->vars.port.data; |
| 509 | 1380 |
| 573 | 1381 return NGX_OK; |
| 509 | 1382 } |
| 1383 | |
| 1384 | |
| 573 | 1385 static ngx_int_t |
| 509 | 1386 ngx_http_proxy_add_x_forwarded_for_variable(ngx_http_request_t *r, |
| 573 | 1387 ngx_http_variable_value_t *v, uintptr_t data) |
| 509 | 1388 { |
| 573 | 1389 u_char *p; |
| 509 | 1390 |
| 577 | 1391 v->valid = 1; |
| 1565 | 1392 v->no_cacheable = 0; |
| 573 | 1393 v->not_found = 0; |
| 509 | 1394 |
| 1395 if (r->headers_in.x_forwarded_for == NULL) { | |
| 573 | 1396 v->len = r->connection->addr_text.len; |
| 1397 v->data = r->connection->addr_text.data; | |
| 1398 return NGX_OK; | |
| 509 | 1399 } |
| 1400 | |
| 573 | 1401 v->len = r->headers_in.x_forwarded_for->value.len |
| 1402 + sizeof(", ") - 1 + r->connection->addr_text.len; | |
| 509 | 1403 |
| 2049 | 1404 p = ngx_pnalloc(r->pool, v->len); |
| 509 | 1405 if (p == NULL) { |
| 573 | 1406 return NGX_ERROR; |
| 509 | 1407 } |
| 1408 | |
| 573 | 1409 v->data = p; |
| 509 | 1410 |
| 573 | 1411 p = ngx_copy(p, r->headers_in.x_forwarded_for->value.data, |
| 1412 r->headers_in.x_forwarded_for->value.len); | |
| 509 | 1413 |
| 1414 *p++ = ','; *p++ = ' '; | |
| 1415 | |
| 1416 ngx_memcpy(p, r->connection->addr_text.data, r->connection->addr_text.len); | |
| 1417 | |
| 573 | 1418 return NGX_OK; |
| 509 | 1419 } |
| 1420 | |
| 1421 | |
| 1422 static ngx_int_t | |
| 577 | 1423 ngx_http_proxy_internal_body_length_variable(ngx_http_request_t *r, |
| 1424 ngx_http_variable_value_t *v, uintptr_t data) | |
| 1425 { | |
| 1658 | 1426 ngx_http_proxy_ctx_t *ctx; |
| 1427 | |
| 1428 ctx = ngx_http_get_module_ctx(r, ngx_http_proxy_module); | |
| 1429 | |
| 1430 if (ctx == NULL) { | |
| 577 | 1431 v->not_found = 1; |
| 1432 return NGX_OK; | |
| 1433 } | |
| 1434 | |
| 1435 v->valid = 1; | |
| 1565 | 1436 v->no_cacheable = 0; |
| 577 | 1437 v->not_found = 0; |
| 1438 | |
| 2049 | 1439 v->data = ngx_pnalloc(r->connection->pool, NGX_SIZE_T_LEN); |
| 577 | 1440 |
| 1441 if (v->data == NULL) { | |
| 1442 return NGX_ERROR; | |
| 1443 } | |
| 1444 | |
| 1658 | 1445 v->len = ngx_sprintf(v->data, "%uz", ctx->internal_body_length) - v->data; |
| 577 | 1446 |
| 1447 return NGX_OK; | |
| 1448 } | |
| 1449 | |
| 1450 | |
| 1451 static ngx_int_t | |
| 509 | 1452 ngx_http_proxy_rewrite_redirect(ngx_http_request_t *r, ngx_table_elt_t *h, |
| 1453 size_t prefix) | |
| 1454 { | |
| 1455 ngx_int_t rc; | |
| 1456 ngx_uint_t i; | |
| 1457 ngx_http_proxy_loc_conf_t *plcf; | |
| 1458 ngx_http_proxy_redirect_t *pr; | |
| 1459 | |
| 1460 plcf = ngx_http_get_module_loc_conf(r, ngx_http_proxy_module); | |
| 1461 | |
| 1462 pr = plcf->redirects->elts; | |
| 1463 | |
| 1464 if (pr == NULL) { | |
| 1465 return NGX_DECLINED; | |
| 1466 } | |
| 1467 | |
| 1468 for (i = 0; i < plcf->redirects->nelts; i++) { | |
| 605 | 1469 rc = pr[i].handler(r, h, prefix, &pr[i]); |
| 509 | 1470 |
| 1471 if (rc != NGX_DECLINED) { | |
| 1472 return rc; | |
| 1473 } | |
| 1474 } | |
| 1475 | |
| 1476 return NGX_DECLINED; | |
| 1477 } | |
| 1478 | |
| 1479 | |
| 1480 static ngx_int_t | |
| 1481 ngx_http_proxy_rewrite_redirect_text(ngx_http_request_t *r, ngx_table_elt_t *h, | |
| 1482 size_t prefix, ngx_http_proxy_redirect_t *pr) | |
| 1483 { | |
| 1484 size_t len; | |
| 1485 u_char *data, *p; | |
| 1486 | |
| 1487 if (pr->redirect.len > h->value.len - prefix | |
| 1488 || ngx_rstrncmp(h->value.data + prefix, pr->redirect.data, | |
| 1489 pr->redirect.len) != 0) | |
| 1490 { | |
| 1491 return NGX_DECLINED; | |
| 1492 } | |
| 1493 | |
| 1494 len = prefix + pr->replacement.text.len + h->value.len - pr->redirect.len; | |
| 507 | 1495 |
| 2049 | 1496 data = ngx_pnalloc(r->pool, len); |
| 509 | 1497 if (data == NULL) { |
| 1498 return NGX_ERROR; | |
| 1499 } | |
| 1500 | |
| 1501 p = data; | |
| 1502 | |
| 573 | 1503 p = ngx_copy(p, h->value.data, prefix); |
| 509 | 1504 |
| 653 | 1505 if (pr->replacement.text.len) { |
| 1506 p = ngx_copy(p, pr->replacement.text.data, pr->replacement.text.len); | |
| 1507 } | |
| 509 | 1508 |
| 1509 ngx_memcpy(p, h->value.data + prefix + pr->redirect.len, | |
| 1510 h->value.len - pr->redirect.len - prefix); | |
| 1511 | |
| 1512 h->value.len = len; | |
| 1513 h->value.data = data; | |
| 1514 | |
| 1515 return NGX_OK; | |
| 1516 } | |
| 1517 | |
| 1518 | |
| 1519 static ngx_int_t | |
| 1520 ngx_http_proxy_rewrite_redirect_vars(ngx_http_request_t *r, ngx_table_elt_t *h, | |
| 1521 size_t prefix, ngx_http_proxy_redirect_t *pr) | |
| 1522 { | |
| 1523 size_t len; | |
| 1524 u_char *data, *p; | |
| 1525 ngx_http_script_code_pt code; | |
| 1526 ngx_http_script_engine_t e; | |
| 1527 ngx_http_script_len_code_pt lcode; | |
| 1528 | |
| 1529 if (pr->redirect.len > h->value.len - prefix | |
| 1530 || ngx_rstrncmp(h->value.data + prefix, pr->redirect.data, | |
| 1531 pr->redirect.len) != 0) | |
| 1532 { | |
| 1533 return NGX_DECLINED; | |
| 1534 } | |
| 1535 | |
| 1536 ngx_memzero(&e, sizeof(ngx_http_script_engine_t)); | |
| 1537 | |
| 1538 e.ip = pr->replacement.vars.lengths; | |
| 1539 e.request = r; | |
| 1540 | |
|
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1541 len = prefix + h->value.len - pr->redirect.len; |
|
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1542 |
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1543 while (*(uintptr_t *) e.ip) { |
| 509 | 1544 lcode = *(ngx_http_script_len_code_pt *) e.ip; |
|
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1545 len += lcode(&e); |
| 509 | 1546 } |
| 1547 | |
| 2049 | 1548 data = ngx_pnalloc(r->pool, len); |
| 509 | 1549 if (data == NULL) { |
| 1550 return NGX_ERROR; | |
| 1551 } | |
| 1552 | |
| 1553 p = data; | |
| 1554 | |
| 573 | 1555 p = ngx_copy(p, h->value.data, prefix); |
| 509 | 1556 |
| 1557 e.ip = pr->replacement.vars.values; | |
| 1558 e.pos = p; | |
| 1559 | |
| 1560 while (*(uintptr_t *) e.ip) { | |
| 1561 code = *(ngx_http_script_code_pt *) e.ip; | |
| 1562 code(&e); | |
| 1563 } | |
| 1564 | |
|
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1565 ngx_memcpy(e.pos, h->value.data + prefix + pr->redirect.len, |
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1566 h->value.len - pr->redirect.len - prefix); |
|
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|
1567 |
| 509 | 1568 h->value.len = len; |
| 1569 h->value.data = data; | |
| 1570 | |
| 1571 return NGX_OK; | |
| 1572 } | |
| 1573 | |
| 1574 | |
| 1575 static ngx_int_t | |
| 1576 ngx_http_proxy_add_variables(ngx_conf_t *cf) | |
| 1577 { | |
| 1578 ngx_http_variable_t *var, *v; | |
| 1579 | |
| 1580 for (v = ngx_http_proxy_vars; v->name.len; v++) { | |
| 1581 var = ngx_http_add_variable(cf, &v->name, v->flags); | |
| 1582 if (var == NULL) { | |
| 1583 return NGX_ERROR; | |
| 1584 } | |
| 1585 | |
| 637 | 1586 var->get_handler = v->get_handler; |
| 509 | 1587 var->data = v->data; |
| 1588 } | |
| 1589 | |
| 1590 return NGX_OK; | |
| 507 | 1591 } |
| 1592 | |
| 1593 | |
| 1594 static void * | |
| 1595 ngx_http_proxy_create_loc_conf(ngx_conf_t *cf) | |
| 1596 { | |
| 1597 ngx_http_proxy_loc_conf_t *conf; | |
| 1598 | |
| 1599 conf = ngx_pcalloc(cf->pool, sizeof(ngx_http_proxy_loc_conf_t)); | |
| 1600 if (conf == NULL) { | |
| 1601 return NGX_CONF_ERROR; | |
| 1602 } | |
| 1603 | |
| 1604 /* | |
| 1605 * set by ngx_pcalloc(): | |
| 1606 * | |
| 1607 * conf->upstream.bufs.num = 0; | |
| 1608 * conf->upstream.next_upstream = 0; | |
| 1609 * conf->upstream.temp_path = NULL; | |
| 649 | 1610 * conf->upstream.hide_headers_hash = { NULL, 0 }; |
| 509 | 1611 * conf->upstream.schema = { 0, NULL }; |
| 1612 * conf->upstream.uri = { 0, NULL }; | |
| 1613 * conf->upstream.location = NULL; | |
|
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1614 * conf->upstream.store_lengths = NULL; |
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1615 * conf->upstream.store_values = NULL; |
| 509 | 1616 * |
| 561 | 1617 * conf->method = NULL; |
| 509 | 1618 * conf->headers_source = NULL; |
| 1619 * conf->headers_set_len = NULL; | |
| 1620 * conf->headers_set = NULL; | |
| 1621 * conf->headers_set_hash = NULL; | |
| 577 | 1622 * conf->body_set_len = NULL; |
| 1623 * conf->body_set = NULL; | |
| 1624 * conf->body_source = { 0, NULL }; | |
| 509 | 1625 * conf->rewrite_locations = NULL; |
| 507 | 1626 */ |
| 577 | 1627 |
|
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|
1628 conf->upstream.store = NGX_CONF_UNSET; |
|
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|
1629 conf->upstream.store_access = NGX_CONF_UNSET_UINT; |
| 581 | 1630 conf->upstream.buffering = NGX_CONF_UNSET; |
| 629 | 1631 conf->upstream.ignore_client_abort = NGX_CONF_UNSET; |
| 581 | 1632 |
| 507 | 1633 conf->upstream.connect_timeout = NGX_CONF_UNSET_MSEC; |
| 1634 conf->upstream.send_timeout = NGX_CONF_UNSET_MSEC; | |
| 1635 conf->upstream.read_timeout = NGX_CONF_UNSET_MSEC; | |
| 1636 | |
| 1637 conf->upstream.send_lowat = NGX_CONF_UNSET_SIZE; | |
| 581 | 1638 conf->upstream.buffer_size = NGX_CONF_UNSET_SIZE; |
| 529 | 1639 |
| 1640 conf->upstream.busy_buffers_size_conf = NGX_CONF_UNSET_SIZE; | |
| 577 | 1641 conf->upstream.max_temp_file_size_conf = NGX_CONF_UNSET_SIZE; |
| 529 | 1642 conf->upstream.temp_file_write_size_conf = NGX_CONF_UNSET_SIZE; |
| 509 | 1643 |
| 1644 conf->upstream.pass_request_headers = NGX_CONF_UNSET; | |
| 1645 conf->upstream.pass_request_body = NGX_CONF_UNSET; | |
| 561 | 1646 |
|
1701
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|
1647 conf->upstream.hide_headers = NGX_CONF_UNSET_PTR; |
|
40d004d95d88
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diff
changeset
|
1648 conf->upstream.pass_headers = NGX_CONF_UNSET_PTR; |
|
40d004d95d88
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|
1649 |
| 657 | 1650 conf->upstream.intercept_errors = NGX_CONF_UNSET; |
| 507 | 1651 |
| 1652 /* "proxy_cyclic_temp_file" is disabled */ | |
| 1653 conf->upstream.cyclic_temp_file = 0; | |
| 1654 | |
| 509 | 1655 conf->redirect = NGX_CONF_UNSET; |
| 649 | 1656 conf->upstream.change_buffering = 1; |
| 507 | 1657 |
|
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|
1658 conf->headers_hash_max_size = NGX_CONF_UNSET_UINT; |
|
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|
1659 conf->headers_hash_bucket_size = NGX_CONF_UNSET_UINT; |
|
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|
1660 |
| 507 | 1661 return conf; |
| 1662 } | |
| 1663 | |
| 1664 | |
| 1665 static char * | |
| 1666 ngx_http_proxy_merge_loc_conf(ngx_conf_t *cf, void *parent, void *child) | |
| 1667 { | |
| 1668 ngx_http_proxy_loc_conf_t *prev = parent; | |
| 1669 ngx_http_proxy_loc_conf_t *conf = child; | |
| 1670 | |
| 509 | 1671 u_char *p; |
| 1672 size_t size; | |
| 1673 uintptr_t *code; | |
|
1701
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|
1674 ngx_uint_t i; |
| 649 | 1675 ngx_keyval_t *src, *s, *h; |
| 1676 ngx_hash_key_t *hk; | |
| 1677 ngx_hash_init_t hash; | |
| 509 | 1678 ngx_http_proxy_redirect_t *pr; |
| 1679 ngx_http_script_compile_t sc; | |
| 1680 ngx_http_script_copy_code_t *copy; | |
| 1681 | |
|
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1682 if (conf->upstream.store != 0) { |
|
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|
1683 ngx_conf_merge_value(conf->upstream.store, |
|
5383f5232364
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|
1684 prev->upstream.store, 0); |
|
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|
1685 |
|
5383f5232364
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diff
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|
1686 if (conf->upstream.store_lengths == NULL) { |
|
5383f5232364
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|
1687 conf->upstream.store_lengths = prev->upstream.store_lengths; |
|
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diff
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|
1688 conf->upstream.store_values = prev->upstream.store_values; |
|
5383f5232364
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|
1689 } |
|
5383f5232364
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|
1690 } |
|
5383f5232364
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|
1691 |
|
5383f5232364
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|
1692 ngx_conf_merge_uint_value(conf->upstream.store_access, |
|
5383f5232364
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|
1693 prev->upstream.store_access, 0600); |
|
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|
1694 |
| 581 | 1695 ngx_conf_merge_value(conf->upstream.buffering, |
| 1696 prev->upstream.buffering, 1); | |
| 1697 | |
| 629 | 1698 ngx_conf_merge_value(conf->upstream.ignore_client_abort, |
| 1699 prev->upstream.ignore_client_abort, 0); | |
| 1700 | |
| 507 | 1701 ngx_conf_merge_msec_value(conf->upstream.connect_timeout, |
| 1702 prev->upstream.connect_timeout, 60000); | |
| 1703 | |
| 1704 ngx_conf_merge_msec_value(conf->upstream.send_timeout, | |
| 1705 prev->upstream.send_timeout, 60000); | |
| 1706 | |
| 1707 ngx_conf_merge_msec_value(conf->upstream.read_timeout, | |
| 1708 prev->upstream.read_timeout, 60000); | |
| 1709 | |
| 1710 ngx_conf_merge_size_value(conf->upstream.send_lowat, | |
| 1711 prev->upstream.send_lowat, 0); | |
| 1712 | |
| 581 | 1713 ngx_conf_merge_size_value(conf->upstream.buffer_size, |
| 1714 prev->upstream.buffer_size, | |
| 507 | 1715 (size_t) ngx_pagesize); |
| 1716 | |
| 1717 ngx_conf_merge_bufs_value(conf->upstream.bufs, prev->upstream.bufs, | |
| 1718 8, ngx_pagesize); | |
| 1719 | |
| 1720 if (conf->upstream.bufs.num < 2) { | |
| 577 | 1721 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
| 507 | 1722 "there must be at least 2 \"proxy_buffers\""); |
| 1723 return NGX_CONF_ERROR; | |
| 1724 } | |
| 577 | 1725 |
| 507 | 1726 |
| 581 | 1727 size = conf->upstream.buffer_size; |
| 577 | 1728 if (size < conf->upstream.bufs.size) { |
| 507 | 1729 size = conf->upstream.bufs.size; |
| 1730 } | |
| 1731 | |
| 1732 | |
| 529 | 1733 ngx_conf_merge_size_value(conf->upstream.busy_buffers_size_conf, |
| 1734 prev->upstream.busy_buffers_size_conf, | |
| 507 | 1735 NGX_CONF_UNSET_SIZE); |
| 1736 | |
| 529 | 1737 if (conf->upstream.busy_buffers_size_conf == NGX_CONF_UNSET_SIZE) { |
| 507 | 1738 conf->upstream.busy_buffers_size = 2 * size; |
| 529 | 1739 } else { |
| 1740 conf->upstream.busy_buffers_size = | |
| 1741 conf->upstream.busy_buffers_size_conf; | |
| 1742 } | |
| 577 | 1743 |
| 529 | 1744 if (conf->upstream.busy_buffers_size < size) { |
| 507 | 1745 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
| 1746 "\"proxy_busy_buffers_size\" must be equal or bigger than " | |
|
1125
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|
1747 "maximum of the value of \"proxy_buffer_size\" and " |
| 507 | 1748 "one of the \"proxy_buffers\""); |
| 1749 | |
| 1750 return NGX_CONF_ERROR; | |
| 529 | 1751 } |
| 507 | 1752 |
| 529 | 1753 if (conf->upstream.busy_buffers_size |
| 1754 > (conf->upstream.bufs.num - 1) * conf->upstream.bufs.size) | |
| 507 | 1755 { |
| 1756 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, | |
| 1757 "\"proxy_busy_buffers_size\" must be less than " | |
| 1758 "the size of all \"proxy_buffers\" minus one buffer"); | |
| 1759 | |
| 1760 return NGX_CONF_ERROR; | |
| 1761 } | |
| 529 | 1762 |
| 507 | 1763 |
| 529 | 1764 ngx_conf_merge_size_value(conf->upstream.temp_file_write_size_conf, |
| 1765 prev->upstream.temp_file_write_size_conf, | |
| 507 | 1766 NGX_CONF_UNSET_SIZE); |
| 1767 | |
| 529 | 1768 if (conf->upstream.temp_file_write_size_conf == NGX_CONF_UNSET_SIZE) { |
| 507 | 1769 conf->upstream.temp_file_write_size = 2 * size; |
| 529 | 1770 } else { |
| 1771 conf->upstream.temp_file_write_size = | |
| 1772 conf->upstream.temp_file_write_size_conf; | |
| 1773 } | |
| 577 | 1774 |
| 529 | 1775 if (conf->upstream.temp_file_write_size < size) { |
| 507 | 1776 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
| 1777 "\"proxy_temp_file_write_size\" must be equal or bigger than " | |
|
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1778 "maximum of the value of \"proxy_buffer_size\" and " |
| 507 | 1779 "one of the \"proxy_buffers\""); |
| 1780 | |
| 1781 return NGX_CONF_ERROR; | |
| 1782 } | |
| 1783 | |
| 529 | 1784 ngx_conf_merge_size_value(conf->upstream.max_temp_file_size_conf, |
| 1785 prev->upstream.max_temp_file_size_conf, | |
| 507 | 1786 NGX_CONF_UNSET_SIZE); |
| 1787 | |
| 529 | 1788 if (conf->upstream.max_temp_file_size_conf == NGX_CONF_UNSET_SIZE) { |
| 507 | 1789 conf->upstream.max_temp_file_size = 1024 * 1024 * 1024; |
| 529 | 1790 } else { |
| 1791 conf->upstream.max_temp_file_size = | |
| 1792 conf->upstream.max_temp_file_size_conf; | |
| 1793 } | |
| 507 | 1794 |
| 529 | 1795 if (conf->upstream.max_temp_file_size != 0 |
| 1796 && conf->upstream.max_temp_file_size < size) | |
| 507 | 1797 { |
| 1798 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, | |
| 561 | 1799 "\"proxy_max_temp_file_size\" must be equal to zero to disable " |
| 507 | 1800 "the temporary files usage or must be equal or bigger than " |
|
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1801 "maximum of the value of \"proxy_buffer_size\" and " |
| 561 | 1802 "one of the \"proxy_buffers\""); |
| 507 | 1803 |
| 1804 return NGX_CONF_ERROR; | |
| 1805 } | |
| 1806 | |
| 529 | 1807 |
| 507 | 1808 ngx_conf_merge_bitmask_value(conf->upstream.next_upstream, |
| 1809 prev->upstream.next_upstream, | |
| 1810 (NGX_CONF_BITMASK_SET | |
| 1811 |NGX_HTTP_UPSTREAM_FT_ERROR | |
| 1812 |NGX_HTTP_UPSTREAM_FT_TIMEOUT)); | |
| 1813 | |
| 665 | 1814 if (conf->upstream.next_upstream & NGX_HTTP_UPSTREAM_FT_OFF) { |
| 1815 conf->upstream.next_upstream = NGX_CONF_BITMASK_SET | |
| 1816 |NGX_HTTP_UPSTREAM_FT_OFF; | |
| 1817 } | |
| 1818 | |
| 509 | 1819 ngx_conf_merge_path_value(conf->upstream.temp_path, |
| 1820 prev->upstream.temp_path, | |
| 1821 NGX_HTTP_PROXY_TEMP_PATH, 1, 2, 0, | |
| 1822 ngx_garbage_collector_temp_handler, cf); | |
| 507 | 1823 |
| 561 | 1824 if (conf->method.len == 0) { |
| 1825 conf->method = prev->method; | |
| 1826 | |
| 1827 } else { | |
| 1828 conf->method.data[conf->method.len] = ' '; | |
| 1829 conf->method.len++; | |
| 509 | 1830 } |
| 1831 | |
| 1832 ngx_conf_merge_value(conf->upstream.pass_request_headers, | |
| 1833 prev->upstream.pass_request_headers, 1); | |
| 1834 ngx_conf_merge_value(conf->upstream.pass_request_body, | |
| 1835 prev->upstream.pass_request_body, 1); | |
| 1836 | |
| 657 | 1837 ngx_conf_merge_value(conf->upstream.intercept_errors, |
| 1838 prev->upstream.intercept_errors, 0); | |
| 509 | 1839 |
| 1840 ngx_conf_merge_value(conf->redirect, prev->redirect, 1); | |
| 1841 | |
| 1842 if (conf->redirect) { | |
| 507 | 1843 |
| 509 | 1844 if (conf->redirects == NULL) { |
| 1845 conf->redirects = prev->redirects; | |
| 1846 } | |
| 1847 | |
| 1658 | 1848 if (conf->redirects == NULL && conf->url.data) { |
| 509 | 1849 |
| 1850 conf->redirects = ngx_array_create(cf->pool, 1, | |
| 1851 sizeof(ngx_http_proxy_redirect_t)); | |
| 1852 if (conf->redirects == NULL) { | |
| 1853 return NGX_CONF_ERROR; | |
| 1854 } | |
| 1855 | |
| 1856 pr = ngx_array_push(conf->redirects); | |
| 1857 if (pr == NULL) { | |
| 1858 return NGX_CONF_ERROR; | |
| 1859 } | |
| 1860 | |
| 1861 pr->handler = ngx_http_proxy_rewrite_redirect_text; | |
| 1658 | 1862 pr->redirect = conf->url; |
| 1863 | |
| 1864 if (conf->vars.uri.len) { | |
| 1865 pr->replacement.text = conf->location; | |
| 653 | 1866 |
| 1867 } else { | |
| 1868 pr->replacement.text.len = 0; | |
| 1869 pr->replacement.text.data = NULL; | |
| 1870 } | |
| 509 | 1871 } |
| 1872 } | |
| 1873 | |
| 1658 | 1874 /* STUB */ |
| 1875 if (prev->proxy_lengths) { | |
| 1876 conf->proxy_lengths = prev->proxy_lengths; | |
| 1877 conf->proxy_values = prev->proxy_values; | |
| 1878 } | |
| 1879 | |
|
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1880 ngx_conf_merge_uint_value(conf->headers_hash_max_size, |
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1881 prev->headers_hash_max_size, 512); |
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1882 |
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1883 ngx_conf_merge_uint_value(conf->headers_hash_bucket_size, |
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1884 prev->headers_hash_bucket_size, 64); |
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1885 |
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1886 conf->headers_hash_bucket_size = ngx_align(conf->headers_hash_bucket_size, |
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1887 ngx_cacheline_size); |
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1888 |
|
1701
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1889 hash.max_size = conf->headers_hash_max_size; |
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1890 hash.bucket_size = conf->headers_hash_bucket_size; |
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1891 hash.name = "proxy_headers_hash"; |
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1892 |
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1893 if (ngx_http_upstream_hide_headers_hash(cf, &conf->upstream, |
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1894 &prev->upstream, |
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1895 ngx_http_proxy_hide_headers, &hash) |
| 649 | 1896 != NGX_OK) |
| 1897 { | |
| 1898 return NGX_CONF_ERROR; | |
| 1899 } | |
| 1900 | |
| 884 | 1901 if (conf->upstream.upstream == NULL) { |
| 1902 conf->upstream.upstream = prev->upstream.upstream; | |
| 629 | 1903 |
| 1658 | 1904 conf->vars = prev->vars; |
| 629 | 1905 conf->upstream.schema = prev->upstream.schema; |
| 507 | 1906 } |
| 1907 | |
| 577 | 1908 |
| 1909 if (conf->body_source.data == NULL) { | |
| 1910 conf->body_source = prev->body_source; | |
| 1911 conf->body_set_len = prev->body_set_len; | |
| 1912 conf->body_set = prev->body_set; | |
| 1913 } | |
| 1914 | |
| 579 | 1915 if (conf->body_source.data && conf->body_set_len == NULL) { |
| 577 | 1916 |
| 1917 ngx_memzero(&sc, sizeof(ngx_http_script_compile_t)); | |
| 1918 | |
| 1919 sc.cf = cf; | |
| 1920 sc.source = &conf->body_source; | |
| 1921 sc.flushes = &conf->flushes; | |
| 1922 sc.lengths = &conf->body_set_len; | |
| 1923 sc.values = &conf->body_set; | |
| 1924 sc.complete_lengths = 1; | |
| 1925 sc.complete_values = 1; | |
| 1926 | |
| 1927 if (ngx_http_script_compile(&sc) != NGX_OK) { | |
| 1928 return NGX_CONF_ERROR; | |
| 1929 } | |
| 1930 | |
| 1931 if (conf->headers_source == NULL) { | |
| 1932 conf->headers_source = ngx_array_create(cf->pool, 4, | |
| 649 | 1933 sizeof(ngx_keyval_t)); |
| 577 | 1934 if (conf->headers_source == NULL) { |
| 1935 return NGX_CONF_ERROR; | |
| 1936 } | |
| 1937 } | |
| 1938 | |
| 1939 s = ngx_array_push(conf->headers_source); | |
| 1940 if (s == NULL) { | |
| 1941 return NGX_CONF_ERROR; | |
| 1942 } | |
| 1943 | |
| 1944 s->key.len = sizeof("Content-Length") - 1; | |
| 1945 s->key.data = (u_char *) "Content-Length"; | |
| 1946 s->value.len = sizeof("$proxy_internal_body_length") - 1; | |
| 1947 s->value.data = (u_char *) "$proxy_internal_body_length"; | |
| 1948 } | |
| 1949 | |
| 1950 | |
| 509 | 1951 if (conf->headers_source == NULL) { |
| 573 | 1952 conf->flushes = prev->flushes; |
| 507 | 1953 conf->headers_set_len = prev->headers_set_len; |
| 1954 conf->headers_set = prev->headers_set; | |
| 1955 conf->headers_set_hash = prev->headers_set_hash; | |
| 573 | 1956 conf->headers_source = prev->headers_source; |
| 507 | 1957 } |
| 1958 | |
| 649 | 1959 if (conf->headers_set_hash.buckets) { |
| 509 | 1960 return NGX_CONF_OK; |
| 1961 } | |
| 1962 | |
| 1963 | |
| 649 | 1964 conf->headers_names = ngx_array_create(cf->pool, 4, sizeof(ngx_hash_key_t)); |
| 509 | 1965 if (conf->headers_names == NULL) { |
| 1966 return NGX_CONF_ERROR; | |
| 1967 } | |
| 1968 | |
| 1969 if (conf->headers_source == NULL) { | |
| 1970 conf->headers_source = ngx_array_create(cf->pool, 4, | |
| 649 | 1971 sizeof(ngx_keyval_t)); |
| 509 | 1972 if (conf->headers_source == NULL) { |
| 1973 return NGX_CONF_ERROR; | |
| 1974 } | |
| 1975 } | |
| 507 | 1976 |
| 509 | 1977 conf->headers_set_len = ngx_array_create(cf->pool, 64, 1); |
| 1978 if (conf->headers_set_len == NULL) { | |
| 1979 return NGX_CONF_ERROR; | |
| 1980 } | |
| 1981 | |
| 1982 conf->headers_set = ngx_array_create(cf->pool, 512, 1); | |
| 1983 if (conf->headers_set == NULL) { | |
| 1984 return NGX_CONF_ERROR; | |
| 1985 } | |
| 1986 | |
| 1987 | |
| 1988 src = conf->headers_source->elts; | |
| 1989 | |
| 1990 for (h = ngx_http_proxy_headers; h->key.len; h++) { | |
| 1991 | |
| 1992 for (i = 0; i < conf->headers_source->nelts; i++) { | |
| 1993 if (ngx_strcasecmp(h->key.data, src[i].key.data) == 0) { | |
| 1994 goto next; | |
| 507 | 1995 } |
| 1996 } | |
| 1997 | |
| 509 | 1998 s = ngx_array_push(conf->headers_source); |
| 1999 if (s == NULL) { | |
| 507 | 2000 return NGX_CONF_ERROR; |
| 2001 } | |
| 2002 | |
| 509 | 2003 *s = *h; |
| 507 | 2004 |
| 517 | 2005 src = conf->headers_source->elts; |
| 2006 | |
| 509 | 2007 next: |
| 507 | 2008 |
| 509 | 2009 continue; |
| 2010 } | |
| 507 | 2011 |
| 577 | 2012 |
| 2013 src = conf->headers_source->elts; | |
| 509 | 2014 for (i = 0; i < conf->headers_source->nelts; i++) { |
| 507 | 2015 |
| 649 | 2016 hk = ngx_array_push(conf->headers_names); |
| 2017 if (hk == NULL) { | |
| 507 | 2018 return NGX_CONF_ERROR; |
| 2019 } | |
| 2020 | |
| 649 | 2021 hk->key = src[i].key; |
| 2022 hk->key_hash = ngx_hash_key_lc(src[i].key.data, src[i].key.len); | |
| 2023 hk->value = (void *) 1; | |
| 509 | 2024 |
| 519 | 2025 if (src[i].value.len == 0) { |
| 2026 continue; | |
| 2027 } | |
| 2028 | |
| 509 | 2029 if (ngx_http_script_variables_count(&src[i].value) == 0) { |
| 2030 copy = ngx_array_push_n(conf->headers_set_len, | |
| 2031 sizeof(ngx_http_script_copy_code_t)); | |
| 2032 if (copy == NULL) { | |
| 2033 return NGX_CONF_ERROR; | |
| 2034 } | |
| 2035 | |
| 2036 copy->code = (ngx_http_script_code_pt) | |
| 2037 ngx_http_script_copy_len_code; | |
| 2038 copy->len = src[i].key.len + sizeof(": ") - 1 | |
| 2039 + src[i].value.len + sizeof(CRLF) - 1; | |
| 507 | 2040 |
| 2041 | |
| 509 | 2042 size = (sizeof(ngx_http_script_copy_code_t) |
| 2043 + src[i].key.len + sizeof(": ") - 1 | |
| 2044 + src[i].value.len + sizeof(CRLF) - 1 | |
| 2045 + sizeof(uintptr_t) - 1) | |
| 2046 & ~(sizeof(uintptr_t) - 1); | |
| 2047 | |
| 2048 copy = ngx_array_push_n(conf->headers_set, size); | |
| 2049 if (copy == NULL) { | |
| 2050 return NGX_CONF_ERROR; | |
| 2051 } | |
| 2052 | |
| 2053 copy->code = ngx_http_script_copy_code; | |
| 2054 copy->len = src[i].key.len + sizeof(": ") - 1 | |
| 2055 + src[i].value.len + sizeof(CRLF) - 1; | |
| 2056 | |
| 2057 p = (u_char *) copy + sizeof(ngx_http_script_copy_code_t); | |
| 2058 | |
| 2059 p = ngx_cpymem(p, src[i].key.data, src[i].key.len); | |
| 2060 *p++ = ':'; *p++ = ' '; | |
| 2061 p = ngx_cpymem(p, src[i].value.data, src[i].value.len); | |
| 2062 *p++ = CR; *p = LF; | |
| 2063 | |
| 2064 } else { | |
| 2065 copy = ngx_array_push_n(conf->headers_set_len, | |
| 2066 sizeof(ngx_http_script_copy_code_t)); | |
| 2067 if (copy == NULL) { | |
| 2068 return NGX_CONF_ERROR; | |
| 2069 } | |
| 2070 | |
| 2071 copy->code = (ngx_http_script_code_pt) | |
| 2072 ngx_http_script_copy_len_code; | |
| 2073 copy->len = src[i].key.len + sizeof(": ") - 1; | |
| 507 | 2074 |
| 2075 | |
| 509 | 2076 size = (sizeof(ngx_http_script_copy_code_t) |
| 2077 + src[i].key.len + sizeof(": ") - 1 + sizeof(uintptr_t) - 1) | |
| 2078 & ~(sizeof(uintptr_t) - 1); | |
| 2079 | |
| 2080 copy = ngx_array_push_n(conf->headers_set, size); | |
| 2081 if (copy == NULL) { | |
| 2082 return NGX_CONF_ERROR; | |
| 2083 } | |
| 2084 | |
| 2085 copy->code = ngx_http_script_copy_code; | |
| 2086 copy->len = src[i].key.len + sizeof(": ") - 1; | |
| 2087 | |
| 2088 p = (u_char *) copy + sizeof(ngx_http_script_copy_code_t); | |
| 2089 p = ngx_cpymem(p, src[i].key.data, src[i].key.len); | |
| 2090 *p++ = ':'; *p = ' '; | |
| 2091 | |
| 2092 | |
| 2093 ngx_memzero(&sc, sizeof(ngx_http_script_compile_t)); | |
| 2094 | |
| 2095 sc.cf = cf; | |
| 2096 sc.source = &src[i].value; | |
| 573 | 2097 sc.flushes = &conf->flushes; |
| 509 | 2098 sc.lengths = &conf->headers_set_len; |
| 2099 sc.values = &conf->headers_set; | |
| 2100 | |
| 2101 if (ngx_http_script_compile(&sc) != NGX_OK) { | |
| 2102 return NGX_CONF_ERROR; | |
| 2103 } | |
| 2104 | |
| 2105 | |
| 2106 copy = ngx_array_push_n(conf->headers_set_len, | |
| 2107 sizeof(ngx_http_script_copy_code_t)); | |
| 2108 if (copy == NULL) { | |
| 2109 return NGX_CONF_ERROR; | |
| 2110 } | |
| 2111 | |
| 2112 copy->code = (ngx_http_script_code_pt) | |
| 2113 ngx_http_script_copy_len_code; | |
| 2114 copy->len = sizeof(CRLF) - 1; | |
| 2115 | |
| 2116 | |
| 2117 size = (sizeof(ngx_http_script_copy_code_t) | |
| 2118 + sizeof(CRLF) - 1 + sizeof(uintptr_t) - 1) | |
| 2119 & ~(sizeof(uintptr_t) - 1); | |
| 2120 | |
| 2121 copy = ngx_array_push_n(conf->headers_set, size); | |
| 2122 if (copy == NULL) { | |
| 2123 return NGX_CONF_ERROR; | |
| 2124 } | |
| 2125 | |
| 2126 copy->code = ngx_http_script_copy_code; | |
| 2127 copy->len = sizeof(CRLF) - 1; | |
| 2128 | |
| 2129 p = (u_char *) copy + sizeof(ngx_http_script_copy_code_t); | |
| 2130 *p++ = CR; *p = LF; | |
| 507 | 2131 } |
| 2132 | |
| 509 | 2133 code = ngx_array_push_n(conf->headers_set_len, sizeof(uintptr_t)); |
| 2134 if (code == NULL) { | |
| 507 | 2135 return NGX_CONF_ERROR; |
| 2136 } | |
| 2137 | |
| 509 | 2138 *code = (uintptr_t) NULL; |
| 2139 | |
| 2140 code = ngx_array_push_n(conf->headers_set, sizeof(uintptr_t)); | |
| 2141 if (code == NULL) { | |
| 2142 return NGX_CONF_ERROR; | |
| 2143 } | |
| 2144 | |
| 2145 *code = (uintptr_t) NULL; | |
| 507 | 2146 } |
| 2147 | |
| 509 | 2148 code = ngx_array_push_n(conf->headers_set_len, sizeof(uintptr_t)); |
| 2149 if (code == NULL) { | |
| 2150 return NGX_CONF_ERROR; | |
| 507 | 2151 } |
| 2152 | |
| 509 | 2153 *code = (uintptr_t) NULL; |
| 507 | 2154 |
| 2155 | |
| 649 | 2156 hash.hash = &conf->headers_set_hash; |
| 2157 hash.key = ngx_hash_key_lc; | |
|
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2158 hash.max_size = conf->headers_hash_max_size; |
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2159 hash.bucket_size = conf->headers_hash_bucket_size; |
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2160 hash.name = "proxy_headers_hash"; |
| 649 | 2161 hash.pool = cf->pool; |
| 2162 hash.temp_pool = NULL; | |
| 2163 | |
| 2164 if (ngx_hash_init(&hash, conf->headers_names->elts, | |
| 2165 conf->headers_names->nelts) | |
| 2166 != NGX_OK) | |
| 2167 { | |
| 2168 return NGX_CONF_ERROR; | |
| 2169 } | |
| 2170 | |
| 509 | 2171 return NGX_CONF_OK; |
| 507 | 2172 } |
| 2173 | |
| 2174 | |
| 2175 static char * | |
| 2176 ngx_http_proxy_pass(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) | |
| 2177 { | |
| 509 | 2178 ngx_http_proxy_loc_conf_t *plcf = conf; |
| 507 | 2179 |
| 1658 | 2180 size_t add; |
| 2181 u_short port; | |
| 2182 ngx_str_t *value, *url; | |
| 2183 ngx_url_t u; | |
| 2184 ngx_uint_t n; | |
| 2185 ngx_http_core_loc_conf_t *clcf; | |
| 2186 ngx_http_script_compile_t sc; | |
| 507 | 2187 |
| 555 | 2188 if (plcf->upstream.schema.len) { |
| 2189 return "is duplicate"; | |
| 2190 } | |
| 2191 | |
| 1658 | 2192 clcf = ngx_http_conf_get_module_loc_conf(cf, ngx_http_core_module); |
| 2193 | |
| 507 | 2194 value = cf->args->elts; |
| 2195 | |
| 2196 url = &value[1]; | |
| 2197 | |
| 1658 | 2198 n = ngx_http_script_variables_count(url); |
| 2199 | |
| 2200 if (n) { | |
| 2201 | |
| 2202 ngx_memzero(&sc, sizeof(ngx_http_script_compile_t)); | |
| 2203 | |
| 2204 sc.cf = cf; | |
| 2205 sc.source = url; | |
| 2206 sc.lengths = &plcf->proxy_lengths; | |
| 2207 sc.values = &plcf->proxy_values; | |
| 2208 sc.variables = n; | |
| 2209 sc.complete_lengths = 1; | |
| 2210 sc.complete_values = 1; | |
|
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parents:
1671
diff
changeset
|
2211 |
| 1658 | 2212 if (ngx_http_script_compile(&sc) != NGX_OK) { |
| 2213 return NGX_CONF_ERROR; | |
| 2214 } | |
| 2215 | |
| 2216 #if (NGX_HTTP_SSL) | |
| 2217 if (ngx_http_proxy_set_ssl(cf, plcf) != NGX_OK) { | |
| 2218 return NGX_CONF_ERROR; | |
| 2219 } | |
| 2220 #endif | |
| 2221 | |
| 2222 clcf->handler = ngx_http_proxy_handler; | |
| 2223 | |
| 2224 return NGX_CONF_OK; | |
| 2225 } | |
| 2226 | |
|
1107
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parents:
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diff
changeset
|
2227 if (ngx_strncasecmp(url->data, (u_char *) "http://", 7) == 0) { |
| 577 | 2228 add = 7; |
| 591 | 2229 port = 80; |
| 577 | 2230 |
|
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parents:
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diff
changeset
|
2231 } else if (ngx_strncasecmp(url->data, (u_char *) "https://", 8) == 0) { |
| 577 | 2232 |
| 2233 #if (NGX_HTTP_SSL) | |
| 1658 | 2234 if (ngx_http_proxy_set_ssl(cf, plcf) != NGX_OK) { |
| 2235 return NGX_CONF_ERROR; | |
| 2236 } | |
| 577 | 2237 |
| 2238 add = 8; | |
| 591 | 2239 port = 443; |
| 577 | 2240 #else |
| 2241 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, | |
| 2242 "https protocol requires SSL support"); | |
| 2243 return NGX_CONF_ERROR; | |
| 2244 #endif | |
| 2245 | |
| 2246 } else { | |
| 507 | 2247 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, "invalid URL prefix"); |
| 2248 return NGX_CONF_ERROR; | |
| 2249 } | |
| 2250 | |
| 651 | 2251 ngx_memzero(&u, sizeof(ngx_url_t)); |
| 2252 | |
| 2253 u.url.len = url->len - add; | |
| 2254 u.url.data = url->data + add; | |
| 906 | 2255 u.default_port = port; |
| 2256 u.uri_part = 1; | |
| 884 | 2257 u.no_resolve = 1; |
| 2258 | |
| 2259 plcf->upstream.upstream = ngx_http_upstream_add(cf, &u, 0); | |
| 2260 if (plcf->upstream.upstream == NULL) { | |
| 507 | 2261 return NGX_CONF_ERROR; |
| 2262 } | |
| 2263 | |
| 1658 | 2264 if (ngx_http_proxy_set_vars(cf->pool, &u, &plcf->vars) != NGX_OK) { |
| 2265 return NGX_CONF_ERROR; | |
| 906 | 2266 } |
| 2267 | |
| 591 | 2268 plcf->upstream.schema.len = add; |
| 2269 plcf->upstream.schema.data = url->data; | |
| 1658 | 2270 plcf->location = clcf->name; |
| 507 | 2271 |
| 2272 clcf->handler = ngx_http_proxy_handler; | |
| 2273 | |
| 1353 | 2274 if (clcf->named |
| 507 | 2275 #if (NGX_PCRE) |
| 1353 | 2276 || clcf->regex |
| 2277 #endif | |
| 2278 || clcf->noname) | |
| 2279 { | |
| 1658 | 2280 if (plcf->vars.uri.len) { |
| 573 | 2281 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
| 2282 "\"proxy_pass\" may not have URI part in " | |
|
843
ebab9490204c
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Igor Sysoev <igor@sysoev.ru>
parents:
812
diff
changeset
|
2283 "location given by regular expression, " |
| 1353 | 2284 "or inside named location, " |
|
843
ebab9490204c
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Igor Sysoev <igor@sysoev.ru>
parents:
812
diff
changeset
|
2285 "or inside the \"if\" statement, " |
|
ebab9490204c
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Igor Sysoev <igor@sysoev.ru>
parents:
812
diff
changeset
|
2286 "or inside the \"limit_except\" block"); |
| 573 | 2287 return NGX_CONF_ERROR; |
| 2288 } | |
| 2289 | |
| 1658 | 2290 plcf->location.len = 0; |
| 555 | 2291 } |
| 2292 | |
| 1658 | 2293 plcf->url = *url; |
| 509 | 2294 |
| 507 | 2295 if (clcf->name.data[clcf->name.len - 1] == '/') { |
| 2296 clcf->auto_redirect = 1; | |
| 2297 } | |
| 2298 | |
| 2299 return NGX_CONF_OK; | |
| 2300 } | |
| 2301 | |
| 2302 | |
| 2303 static char * | |
| 509 | 2304 ngx_http_proxy_redirect(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) |
| 507 | 2305 { |
| 509 | 2306 ngx_http_proxy_loc_conf_t *plcf = conf; |
| 2307 | |
| 2308 ngx_str_t *value; | |
| 2309 ngx_array_t *vars_lengths, *vars_values; | |
| 2310 ngx_http_script_compile_t sc; | |
| 2311 ngx_http_proxy_redirect_t *pr; | |
| 2312 | |
| 2313 if (plcf->redirect == 0) { | |
| 2314 return NGX_CONF_OK; | |
| 2315 } | |
| 2316 | |
| 2317 value = cf->args->elts; | |
| 2318 | |
| 2319 if (ngx_strcmp(value[1].data, "off") == 0) { | |
| 2320 plcf->redirect = 0; | |
| 2321 plcf->redirects = NULL; | |
| 2322 return NGX_CONF_OK; | |
| 2323 } | |
| 2324 | |
| 2325 if (plcf->redirects == NULL) { | |
| 2326 plcf->redirects = ngx_array_create(cf->pool, 1, | |
| 2327 sizeof(ngx_http_proxy_redirect_t)); | |
| 2328 if (plcf->redirects == NULL) { | |
| 2329 return NGX_CONF_ERROR; | |
| 2330 } | |
| 2331 } | |
| 2332 | |
| 2333 pr = ngx_array_push(plcf->redirects); | |
| 2334 if (pr == NULL) { | |
| 2335 return NGX_CONF_ERROR; | |
| 2336 } | |
| 2337 | |
| 2338 if (cf->args->nelts == 2 && ngx_strcmp(value[1].data, "default") == 0) { | |
| 1658 | 2339 if (plcf->url.data == NULL) { |
| 509 | 2340 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
| 2341 "\"proxy_rewrite_location default\" must go " | |
| 2342 "after the \"proxy_pass\" directive"); | |
| 2343 return NGX_CONF_ERROR; | |
| 2344 } | |
| 2345 | |
| 2346 pr->handler = ngx_http_proxy_rewrite_redirect_text; | |
| 1658 | 2347 pr->redirect = plcf->url; |
| 2348 | |
| 2349 if (plcf->vars.uri.len) { | |
| 2350 pr->replacement.text = plcf->location; | |
| 653 | 2351 |
| 2352 } else { | |
| 2353 pr->replacement.text.len = 0; | |
| 2354 pr->replacement.text.data = NULL; | |
| 2355 } | |
| 509 | 2356 |
| 2357 return NGX_CONF_OK; | |
| 2358 } | |
| 2359 | |
| 2360 if (ngx_http_script_variables_count(&value[2]) == 0) { | |
| 2361 pr->handler = ngx_http_proxy_rewrite_redirect_text; | |
| 2362 pr->redirect = value[1]; | |
| 2363 pr->replacement.text = value[2]; | |
| 2364 | |
| 2365 return NGX_CONF_OK; | |
| 2366 } | |
| 2367 | |
| 2368 ngx_memzero(&sc, sizeof(ngx_http_script_compile_t)); | |
| 2369 | |
| 2370 vars_lengths = NULL; | |
| 2371 vars_values = NULL; | |
| 2372 | |
| 2373 sc.cf = cf; | |
| 2374 sc.source = &value[2]; | |
| 2375 sc.lengths = &vars_lengths; | |
| 2376 sc.values = &vars_values; | |
| 2377 sc.complete_lengths = 1; | |
| 2378 sc.complete_values = 1; | |
| 2379 | |
| 2380 if (ngx_http_script_compile(&sc) != NGX_OK) { | |
| 2381 return NGX_CONF_ERROR; | |
| 2382 } | |
| 2383 | |
| 2384 pr->handler = ngx_http_proxy_rewrite_redirect_vars; | |
| 2385 pr->redirect = value[1]; | |
| 2386 pr->replacement.vars.lengths = vars_lengths->elts; | |
| 2387 pr->replacement.vars.values = vars_values->elts; | |
| 2388 | |
| 507 | 2389 return NGX_CONF_OK; |
| 2390 } | |
| 2391 | |
| 2392 | |
| 2393 static char * | |
|
1295
5383f5232364
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Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2394 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:
1291
diff
changeset
|
2395 { |
|
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2396 ngx_http_proxy_loc_conf_t *plcf = conf; |
|
5383f5232364
proxy_store and fastcgi_store were changed,
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parents:
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diff
changeset
|
2397 |
|
5383f5232364
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parents:
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diff
changeset
|
2398 ngx_str_t *value; |
|
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2399 ngx_http_script_compile_t sc; |
|
5383f5232364
proxy_store and fastcgi_store were changed,
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parents:
1291
diff
changeset
|
2400 |
|
5383f5232364
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Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
2401 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
|
2402 { |
|
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2403 return "is duplicate"; |
|
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,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2405 |
|
5383f5232364
proxy_store and fastcgi_store were changed,
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parents:
1291
diff
changeset
|
2406 value = cf->args->elts; |
|
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2407 |
|
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2408 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
|
2409 plcf->upstream.store = 1; |
|
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2410 return NGX_CONF_OK; |
|
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2411 } |
|
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2412 |
|
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2413 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
|
2414 plcf->upstream.store = 0; |
|
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2415 return NGX_CONF_OK; |
|
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 |
|
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2418 /* include the terminating '\0' into script */ |
|
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2419 value[1].len++; |
|
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2420 |
|
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2421 ngx_memzero(&sc, sizeof(ngx_http_script_compile_t)); |
|
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2422 |
|
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
2423 sc.cf = cf; |
|
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2424 sc.source = &value[1]; |
|
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2425 sc.lengths = &plcf->upstream.store_lengths; |
|
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2426 sc.values = &plcf->upstream.store_values; |
|
1563
022ec9420f80
style fix: remove double semicolons
Igor Sysoev <igor@sysoev.ru>
parents:
1488
diff
changeset
|
2427 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
|
2428 sc.complete_lengths = 1; |
|
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2429 sc.complete_values = 1; |
|
5383f5232364
proxy_store and fastcgi_store were changed,
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parents:
1291
diff
changeset
|
2430 |
|
5383f5232364
proxy_store and fastcgi_store were changed,
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parents:
1291
diff
changeset
|
2431 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
|
2432 return NGX_CONF_ERROR; |
|
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2433 } |
|
5383f5232364
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parents:
1291
diff
changeset
|
2434 |
|
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
2435 return NGX_CONF_OK; |
|
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2436 } |
|
5383f5232364
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parents:
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diff
changeset
|
2437 |
|
5383f5232364
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parents:
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diff
changeset
|
2438 |
|
5383f5232364
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parents:
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diff
changeset
|
2439 static char * |
| 507 | 2440 ngx_http_proxy_lowat_check(ngx_conf_t *cf, void *post, void *data) |
| 2441 { | |
| 2442 #if (NGX_FREEBSD) | |
| 2443 ssize_t *np = data; | |
| 2444 | |
| 673 | 2445 if ((u_long) *np >= ngx_freebsd_net_inet_tcp_sendspace) { |
| 507 | 2446 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
| 2447 "\"proxy_send_lowat\" must be less than %d " | |
| 2448 "(sysctl net.inet.tcp.sendspace)", | |
| 2449 ngx_freebsd_net_inet_tcp_sendspace); | |
| 2450 | |
| 2451 return NGX_CONF_ERROR; | |
| 2452 } | |
| 2453 | |
| 2454 #elif !(NGX_HAVE_SO_SNDLOWAT) | |
| 2455 ssize_t *np = data; | |
| 2456 | |
| 2457 ngx_conf_log_error(NGX_LOG_WARN, cf, 0, | |
| 2458 "\"proxy_send_lowat\" is not supported, ignored"); | |
| 2459 | |
| 2460 *np = 0; | |
| 2461 | |
| 2462 #endif | |
| 2463 | |
| 2464 return NGX_CONF_OK; | |
| 2465 } | |
| 884 | 2466 |
| 2467 | |
| 2468 static char * | |
| 2469 ngx_http_proxy_upstream_max_fails_unsupported(ngx_conf_t *cf, | |
| 2470 ngx_command_t *cmd, void *conf) | |
| 2471 { | |
| 2472 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, | |
| 2473 "\"proxy_upstream_max_fails\" is not supported, " | |
| 2474 "use the \"max_fails\" parameter of the \"server\" directive ", | |
| 2475 "inside the \"upstream\" block"); | |
| 2476 | |
| 2477 return NGX_CONF_ERROR; | |
| 2478 } | |
| 2479 | |
| 2480 | |
| 2481 static char * | |
| 2482 ngx_http_proxy_upstream_fail_timeout_unsupported(ngx_conf_t *cf, | |
| 2483 ngx_command_t *cmd, void *conf) | |
| 2484 { | |
| 2485 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, | |
| 2486 "\"proxy_upstream_fail_timeout\" is not supported, " | |
| 2487 "use the \"fail_timeout\" parameter of the \"server\" directive ", | |
| 2488 "inside the \"upstream\" block"); | |
| 2489 | |
| 2490 return NGX_CONF_ERROR; | |
| 2491 } | |
| 1658 | 2492 |
| 2493 | |
| 2494 #if (NGX_HTTP_SSL) | |
| 2495 | |
| 2496 static ngx_int_t | |
| 2497 ngx_http_proxy_set_ssl(ngx_conf_t *cf, ngx_http_proxy_loc_conf_t *plcf) | |
| 2498 { | |
| 2499 ngx_pool_cleanup_t *cln; | |
| 2500 | |
| 2501 plcf->upstream.ssl = ngx_pcalloc(cf->pool, sizeof(ngx_ssl_t)); | |
| 2502 if (plcf->upstream.ssl == NULL) { | |
| 2503 return NGX_ERROR; | |
| 2504 } | |
| 2505 | |
| 2506 plcf->upstream.ssl->log = cf->log; | |
| 2507 | |
| 2508 if (ngx_ssl_create(plcf->upstream.ssl, | |
| 2509 NGX_SSL_SSLv2|NGX_SSL_SSLv3|NGX_SSL_TLSv1, NULL) | |
| 2510 != NGX_OK) | |
| 2511 { | |
| 2512 return NGX_ERROR; | |
| 2513 } | |
| 2514 | |
| 2515 cln = ngx_pool_cleanup_add(cf->pool, 0); | |
| 2516 if (cln == NULL) { | |
| 2517 return NGX_ERROR; | |
| 2518 } | |
| 2519 | |
| 2520 cln->handler = ngx_ssl_cleanup_ctx; | |
| 2521 cln->data = plcf->upstream.ssl; | |
| 2522 | |
| 2523 return NGX_OK; | |
| 2524 } | |
| 2525 | |
| 2526 #endif | |
| 2527 | |
| 2528 | |
| 2529 static ngx_int_t | |
| 2530 ngx_http_proxy_set_vars(ngx_pool_t *pool, ngx_url_t *u, | |
| 2531 ngx_http_proxy_vars_t *v) | |
| 2532 { | |
| 2533 if (!u->unix_socket) { | |
| 2534 if (u->no_port || u->port == u->default_port) { | |
| 2535 v->host_header = u->host; | |
| 2536 | |
| 2537 if (u->default_port == 80) { | |
| 2538 v->port.len = sizeof("80") - 1; | |
| 2539 v->port.data = (u_char *) "80"; | |
| 2540 | |
| 2541 } else { | |
| 2542 v->port.len = sizeof("443") - 1; | |
| 2543 v->port.data = (u_char *) "443"; | |
| 2544 } | |
| 2545 | |
| 2546 } 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
|
2547 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
|
2548 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
|
2549 v->port = u->port_text; |
| 1658 | 2550 } |
| 2551 | |
| 2552 } else { | |
| 2553 v->host_header.len = sizeof("localhost") - 1; | |
| 2554 v->host_header.data = (u_char *) "localhost"; | |
| 2555 v->port.len = 0; | |
| 2556 v->port.data = (u_char *) ""; | |
| 2557 } | |
| 2558 | |
| 2559 v->uri = u->uri; | |
| 2560 | |
| 2561 return NGX_OK; | |
| 2562 } |