Mercurial > hg > nginx
annotate src/http/modules/ngx_http_proxy_module.c @ 1671:8075179cae21
ngx_parse_url() saves port text, this allows to use it in proxy host header
| author | Igor Sysoev <igor@sysoev.ru> |
|---|---|
| date | Wed, 28 Nov 2007 19:55:31 +0000 |
| parents | e9bd042134cb |
| children | ca317d9b5c09 |
| 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 | |
| 581 | 145 static ngx_conf_deprecated_t ngx_conf_deprecated_proxy_header_buffer_size = { |
| 146 ngx_conf_deprecated, "proxy_header_buffer_size", "proxy_buffer_size" | |
| 147 }; | |
| 148 | |
| 657 | 149 static ngx_conf_deprecated_t ngx_conf_deprecated_proxy_redirect_errors = { |
| 150 ngx_conf_deprecated, "proxy_redirect_errors", "proxy_intercept_errors" | |
| 151 }; | |
| 152 | |
| 507 | 153 |
| 154 static ngx_conf_bitmask_t ngx_http_proxy_next_upstream_masks[] = { | |
| 155 { ngx_string("error"), NGX_HTTP_UPSTREAM_FT_ERROR }, | |
| 156 { ngx_string("timeout"), NGX_HTTP_UPSTREAM_FT_TIMEOUT }, | |
| 157 { ngx_string("invalid_header"), NGX_HTTP_UPSTREAM_FT_INVALID_HEADER }, | |
| 158 { ngx_string("http_500"), NGX_HTTP_UPSTREAM_FT_HTTP_500 }, | |
| 623 | 159 { ngx_string("http_503"), NGX_HTTP_UPSTREAM_FT_HTTP_503 }, |
| 507 | 160 { ngx_string("http_404"), NGX_HTTP_UPSTREAM_FT_HTTP_404 }, |
| 665 | 161 { ngx_string("off"), NGX_HTTP_UPSTREAM_FT_OFF }, |
| 507 | 162 { ngx_null_string, 0 } |
| 163 }; | |
| 164 | |
| 165 | |
| 166 static ngx_command_t ngx_http_proxy_commands[] = { | |
| 167 | |
| 168 { ngx_string("proxy_pass"), | |
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169 NGX_HTTP_LOC_CONF|NGX_HTTP_LIF_CONF|NGX_HTTP_LMT_CONF|NGX_CONF_TAKE1, |
| 507 | 170 ngx_http_proxy_pass, |
| 171 NGX_HTTP_LOC_CONF_OFFSET, | |
| 172 0, | |
| 173 NULL }, | |
| 174 | |
| 509 | 175 { ngx_string("proxy_redirect"), |
| 176 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE12, | |
| 177 ngx_http_proxy_redirect, | |
| 178 NGX_HTTP_LOC_CONF_OFFSET, | |
| 179 0, | |
| 180 NULL }, | |
| 181 | |
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182 { ngx_string("proxy_store"), |
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183 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, |
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184 ngx_http_proxy_store, |
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185 NGX_HTTP_LOC_CONF_OFFSET, |
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186 0, |
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187 NULL }, |
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188 |
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189 { ngx_string("proxy_store_access"), |
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190 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE123, |
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191 ngx_conf_set_access_slot, |
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192 NGX_HTTP_LOC_CONF_OFFSET, |
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193 offsetof(ngx_http_proxy_loc_conf_t, upstream.store_access), |
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194 NULL }, |
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195 |
| 581 | 196 { ngx_string("proxy_buffering"), |
| 197 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG, | |
| 198 ngx_conf_set_flag_slot, | |
| 199 NGX_HTTP_LOC_CONF_OFFSET, | |
| 200 offsetof(ngx_http_proxy_loc_conf_t, upstream.buffering), | |
| 201 NULL }, | |
| 202 | |
| 629 | 203 { ngx_string("proxy_ignore_client_abort"), |
| 204 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG, | |
| 205 ngx_conf_set_flag_slot, | |
| 206 NGX_HTTP_LOC_CONF_OFFSET, | |
| 207 offsetof(ngx_http_proxy_loc_conf_t, upstream.ignore_client_abort), | |
| 208 NULL }, | |
| 209 | |
| 507 | 210 { ngx_string("proxy_connect_timeout"), |
| 211 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, | |
| 212 ngx_conf_set_msec_slot, | |
| 213 NGX_HTTP_LOC_CONF_OFFSET, | |
| 214 offsetof(ngx_http_proxy_loc_conf_t, upstream.connect_timeout), | |
| 215 NULL }, | |
| 216 | |
| 217 { ngx_string("proxy_send_timeout"), | |
| 218 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, | |
| 219 ngx_conf_set_msec_slot, | |
| 220 NGX_HTTP_LOC_CONF_OFFSET, | |
| 221 offsetof(ngx_http_proxy_loc_conf_t, upstream.send_timeout), | |
| 222 NULL }, | |
| 223 | |
| 224 { ngx_string("proxy_send_lowat"), | |
| 225 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, | |
| 226 ngx_conf_set_size_slot, | |
| 227 NGX_HTTP_LOC_CONF_OFFSET, | |
| 228 offsetof(ngx_http_proxy_loc_conf_t, upstream.send_lowat), | |
| 229 &ngx_http_proxy_lowat_post }, | |
| 230 | |
| 657 | 231 { ngx_string("proxy_intercept_errors"), |
| 232 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG, | |
| 233 ngx_conf_set_flag_slot, | |
| 234 NGX_HTTP_LOC_CONF_OFFSET, | |
| 235 offsetof(ngx_http_proxy_loc_conf_t, upstream.intercept_errors), | |
| 236 NULL }, | |
| 237 | |
| 509 | 238 { ngx_string("proxy_redirect_errors"), |
| 239 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG, | |
| 240 ngx_conf_set_flag_slot, | |
| 241 NGX_HTTP_LOC_CONF_OFFSET, | |
| 657 | 242 offsetof(ngx_http_proxy_loc_conf_t, upstream.intercept_errors), |
| 243 &ngx_conf_deprecated_proxy_redirect_errors }, | |
| 509 | 244 |
| 245 { ngx_string("proxy_set_header"), | |
| 246 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE2, | |
| 649 | 247 ngx_conf_set_keyval_slot, |
| 507 | 248 NGX_HTTP_LOC_CONF_OFFSET, |
| 509 | 249 offsetof(ngx_http_proxy_loc_conf_t, headers_source), |
| 507 | 250 NULL }, |
| 251 | |
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252 { ngx_string("proxy_headers_hash_max_size"), |
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253 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, |
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254 ngx_conf_set_num_slot, |
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255 NGX_HTTP_LOC_CONF_OFFSET, |
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256 offsetof(ngx_http_proxy_loc_conf_t, headers_hash_max_size), |
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257 NULL }, |
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258 |
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259 { ngx_string("proxy_headers_hash_bucket_size"), |
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260 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, |
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261 ngx_conf_set_num_slot, |
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262 NGX_HTTP_LOC_CONF_OFFSET, |
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263 offsetof(ngx_http_proxy_loc_conf_t, headers_hash_bucket_size), |
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264 NULL }, |
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265 |
| 577 | 266 { ngx_string("proxy_set_body"), |
| 267 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, | |
| 268 ngx_conf_set_str_slot, | |
| 269 NGX_HTTP_LOC_CONF_OFFSET, | |
| 270 offsetof(ngx_http_proxy_loc_conf_t, body_source), | |
| 271 NULL }, | |
| 272 | |
| 509 | 273 { ngx_string("proxy_method"), |
| 274 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, | |
| 561 | 275 ngx_conf_set_str_slot, |
| 509 | 276 NGX_HTTP_LOC_CONF_OFFSET, |
| 561 | 277 offsetof(ngx_http_proxy_loc_conf_t, method), |
| 278 NULL }, | |
| 509 | 279 |
| 280 { ngx_string("proxy_pass_request_headers"), | |
| 507 | 281 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG, |
| 282 ngx_conf_set_flag_slot, | |
| 283 NGX_HTTP_LOC_CONF_OFFSET, | |
| 509 | 284 offsetof(ngx_http_proxy_loc_conf_t, upstream.pass_request_headers), |
| 507 | 285 NULL }, |
| 286 | |
| 509 | 287 { ngx_string("proxy_pass_request_body"), |
| 507 | 288 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG, |
| 289 ngx_conf_set_flag_slot, | |
| 290 NGX_HTTP_LOC_CONF_OFFSET, | |
| 509 | 291 offsetof(ngx_http_proxy_loc_conf_t, upstream.pass_request_body), |
| 507 | 292 NULL }, |
| 293 | |
| 581 | 294 { ngx_string("proxy_buffer_size"), |
| 295 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, | |
| 296 ngx_conf_set_size_slot, | |
| 297 NGX_HTTP_LOC_CONF_OFFSET, | |
| 298 offsetof(ngx_http_proxy_loc_conf_t, upstream.buffer_size), | |
| 299 NULL }, | |
| 300 | |
| 507 | 301 { ngx_string("proxy_header_buffer_size"), |
| 302 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, | |
| 303 ngx_conf_set_size_slot, | |
| 304 NGX_HTTP_LOC_CONF_OFFSET, | |
| 581 | 305 offsetof(ngx_http_proxy_loc_conf_t, upstream.buffer_size), |
| 306 &ngx_conf_deprecated_proxy_header_buffer_size }, | |
| 507 | 307 |
| 308 { ngx_string("proxy_read_timeout"), | |
| 309 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, | |
| 310 ngx_conf_set_msec_slot, | |
| 311 NGX_HTTP_LOC_CONF_OFFSET, | |
| 312 offsetof(ngx_http_proxy_loc_conf_t, upstream.read_timeout), | |
| 313 NULL }, | |
| 314 | |
| 315 { ngx_string("proxy_buffers"), | |
| 316 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE2, | |
| 317 ngx_conf_set_bufs_slot, | |
| 318 NGX_HTTP_LOC_CONF_OFFSET, | |
| 319 offsetof(ngx_http_proxy_loc_conf_t, upstream.bufs), | |
| 320 NULL }, | |
| 321 | |
| 322 { ngx_string("proxy_busy_buffers_size"), | |
| 323 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, | |
| 324 ngx_conf_set_size_slot, | |
| 325 NGX_HTTP_LOC_CONF_OFFSET, | |
| 529 | 326 offsetof(ngx_http_proxy_loc_conf_t, upstream.busy_buffers_size_conf), |
| 507 | 327 NULL }, |
| 328 | |
| 329 { ngx_string("proxy_temp_path"), | |
| 330 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1234, | |
| 331 ngx_conf_set_path_slot, | |
| 332 NGX_HTTP_LOC_CONF_OFFSET, | |
| 333 offsetof(ngx_http_proxy_loc_conf_t, upstream.temp_path), | |
| 334 (void *) ngx_garbage_collector_temp_handler }, | |
| 335 | |
| 336 { ngx_string("proxy_max_temp_file_size"), | |
| 337 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, | |
| 338 ngx_conf_set_size_slot, | |
| 339 NGX_HTTP_LOC_CONF_OFFSET, | |
| 529 | 340 offsetof(ngx_http_proxy_loc_conf_t, upstream.max_temp_file_size_conf), |
| 507 | 341 NULL }, |
| 342 | |
| 343 { ngx_string("proxy_temp_file_write_size"), | |
| 344 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, | |
| 345 ngx_conf_set_size_slot, | |
| 346 NGX_HTTP_LOC_CONF_OFFSET, | |
| 529 | 347 offsetof(ngx_http_proxy_loc_conf_t, upstream.temp_file_write_size_conf), |
| 507 | 348 NULL }, |
| 349 | |
| 350 { ngx_string("proxy_next_upstream"), | |
| 547 | 351 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_1MORE, |
| 507 | 352 ngx_conf_set_bitmask_slot, |
| 353 NGX_HTTP_LOC_CONF_OFFSET, | |
| 354 offsetof(ngx_http_proxy_loc_conf_t, upstream.next_upstream), | |
| 355 &ngx_http_proxy_next_upstream_masks }, | |
| 356 | |
| 561 | 357 { ngx_string("proxy_upstream_max_fails"), |
| 358 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, | |
| 884 | 359 ngx_http_proxy_upstream_max_fails_unsupported, |
| 360 0, | |
| 361 0, | |
| 561 | 362 NULL }, |
| 363 | |
| 364 { ngx_string("proxy_upstream_fail_timeout"), | |
| 365 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, | |
| 884 | 366 ngx_http_proxy_upstream_fail_timeout_unsupported, |
| 367 0, | |
| 368 0, | |
| 561 | 369 NULL }, |
| 370 | |
| 649 | 371 { ngx_string("proxy_pass_header"), |
| 507 | 372 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG, |
| 649 | 373 ngx_conf_set_str_array_slot, |
| 507 | 374 NGX_HTTP_LOC_CONF_OFFSET, |
| 649 | 375 offsetof(ngx_http_proxy_loc_conf_t, upstream.pass_headers), |
| 507 | 376 NULL }, |
| 377 | |
| 649 | 378 { ngx_string("proxy_hide_header"), |
| 507 | 379 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG, |
| 649 | 380 ngx_conf_set_str_array_slot, |
| 507 | 381 NGX_HTTP_LOC_CONF_OFFSET, |
| 649 | 382 offsetof(ngx_http_proxy_loc_conf_t, upstream.hide_headers), |
| 507 | 383 NULL }, |
| 384 | |
| 385 ngx_null_command | |
| 386 }; | |
| 387 | |
| 388 | |
| 667 | 389 static ngx_http_module_t ngx_http_proxy_module_ctx = { |
| 509 | 390 ngx_http_proxy_add_variables, /* preconfiguration */ |
| 391 NULL, /* postconfiguration */ | |
| 507 | 392 |
| 393 NULL, /* create main configuration */ | |
| 394 NULL, /* init main configuration */ | |
| 395 | |
| 396 NULL, /* create server configuration */ | |
| 397 NULL, /* merge server configuration */ | |
| 398 | |
| 399 ngx_http_proxy_create_loc_conf, /* create location configration */ | |
| 400 ngx_http_proxy_merge_loc_conf /* merge location configration */ | |
| 401 }; | |
| 402 | |
| 403 | |
| 404 ngx_module_t ngx_http_proxy_module = { | |
| 509 | 405 NGX_MODULE_V1, |
| 507 | 406 &ngx_http_proxy_module_ctx, /* module context */ |
| 407 ngx_http_proxy_commands, /* module directives */ | |
| 408 NGX_HTTP_MODULE, /* module type */ | |
| 541 | 409 NULL, /* init master */ |
| 509 | 410 NULL, /* init module */ |
| 541 | 411 NULL, /* init process */ |
| 412 NULL, /* init thread */ | |
| 413 NULL, /* exit thread */ | |
| 414 NULL, /* exit process */ | |
| 415 NULL, /* exit master */ | |
| 416 NGX_MODULE_V1_PADDING | |
| 507 | 417 }; |
| 418 | |
| 419 | |
| 420 static char ngx_http_proxy_version[] = " HTTP/1.0" CRLF; | |
| 421 | |
| 509 | 422 |
| 649 | 423 static ngx_keyval_t ngx_http_proxy_headers[] = { |
| 424 { ngx_string("Host"), ngx_string("$proxy_host") }, | |
| 425 { ngx_string("Connection"), ngx_string("close") }, | |
| 426 { ngx_string("Keep-Alive"), ngx_string("") }, | |
| 427 { ngx_null_string, ngx_null_string } | |
| 428 }; | |
| 429 | |
| 430 | |
| 431 static ngx_str_t ngx_http_proxy_hide_headers[] = { | |
| 432 ngx_string("Date"), | |
| 433 ngx_string("Server"), | |
| 434 ngx_string("X-Pad"), | |
| 435 ngx_string("X-Accel-Expires"), | |
| 436 ngx_string("X-Accel-Redirect"), | |
| 437 ngx_string("X-Accel-Limit-Rate"), | |
| 438 ngx_string("X-Accel-Buffer"), | |
| 439 ngx_null_string | |
| 509 | 440 }; |
| 441 | |
| 442 | |
| 443 static ngx_http_variable_t ngx_http_proxy_vars[] = { | |
| 444 | |
| 637 | 445 { ngx_string("proxy_host"), NULL, ngx_http_proxy_host_variable, 0, |
| 1565 | 446 NGX_HTTP_VAR_CHANGEABLE|NGX_HTTP_VAR_NOHASH, 0 }, |
| 509 | 447 |
| 637 | 448 { ngx_string("proxy_port"), NULL, ngx_http_proxy_port_variable, 0, |
| 1565 | 449 NGX_HTTP_VAR_CHANGEABLE|NGX_HTTP_VAR_NOHASH, 0 }, |
| 509 | 450 |
| 637 | 451 { ngx_string("proxy_add_x_forwarded_for"), NULL, |
| 583 | 452 ngx_http_proxy_add_x_forwarded_for_variable, 0, NGX_HTTP_VAR_NOHASH, 0 }, |
| 509 | 453 |
| 454 #if 0 | |
| 637 | 455 { ngx_string("proxy_add_via"), NULL, NULL, 0, NGX_HTTP_VAR_NOHASH, 0 }, |
| 509 | 456 #endif |
| 457 | |
| 637 | 458 { ngx_string("proxy_internal_body_length"), NULL, |
| 583 | 459 ngx_http_proxy_internal_body_length_variable, 0, NGX_HTTP_VAR_NOHASH, 0 }, |
| 577 | 460 |
| 637 | 461 { ngx_null_string, NULL, NULL, 0, 0, 0 } |
| 509 | 462 }; |
| 507 | 463 |
| 464 | |
| 465 static ngx_int_t | |
| 466 ngx_http_proxy_handler(ngx_http_request_t *r) | |
| 577 | 467 { |
| 507 | 468 ngx_int_t rc; |
| 469 ngx_http_upstream_t *u; | |
| 1658 | 470 ngx_http_proxy_ctx_t *ctx; |
| 507 | 471 ngx_http_proxy_loc_conf_t *plcf; |
| 577 | 472 |
| 507 | 473 u = ngx_pcalloc(r->pool, sizeof(ngx_http_upstream_t)); |
| 474 if (u == NULL) { | |
| 475 return NGX_HTTP_INTERNAL_SERVER_ERROR; | |
| 476 } | |
| 577 | 477 |
| 1658 | 478 r->upstream = u; |
| 479 | |
| 480 ctx = ngx_pcalloc(r->pool, sizeof(ngx_http_proxy_ctx_t)); | |
| 481 if (ctx == NULL) { | |
| 482 return NGX_ERROR; | |
| 483 } | |
| 484 | |
| 485 ngx_http_set_ctx(r, ctx, ngx_http_proxy_module); | |
| 486 | |
| 487 plcf = ngx_http_get_module_loc_conf(r, ngx_http_proxy_module); | |
| 488 | |
| 489 if (plcf->proxy_lengths == 0) { | |
| 490 ctx->vars = plcf->vars; | |
| 491 u->schema = plcf->upstream.schema; | |
| 492 #if (NGX_HTTP_SSL) | |
| 493 u->ssl = (plcf->upstream.ssl != NULL); | |
| 494 #endif | |
| 495 | |
| 496 } else { | |
| 497 if (ngx_http_proxy_eval(r, ctx, plcf) != NGX_OK) { | |
| 498 return NGX_HTTP_INTERNAL_SERVER_ERROR; | |
| 499 } | |
| 500 } | |
| 501 | |
| 507 | 502 u->peer.log = r->connection->log; |
| 503 u->peer.log_error = NGX_ERROR_ERR; | |
| 504 #if (NGX_THREADS) | |
| 505 u->peer.lock = &r->connection->lock; | |
| 506 #endif | |
| 507 | |
| 508 u->output.tag = (ngx_buf_tag_t) &ngx_http_proxy_module; | |
| 509 | |
| 510 u->conf = &plcf->upstream; | |
| 511 | |
| 512 u->create_request = ngx_http_proxy_create_request; | |
| 513 u->reinit_request = ngx_http_proxy_reinit_request; | |
| 509 | 514 u->process_header = ngx_http_proxy_process_status_line; |
| 507 | 515 u->abort_request = ngx_http_proxy_abort_request; |
| 516 u->finalize_request = ngx_http_proxy_finalize_request; | |
| 517 | |
| 509 | 518 if (plcf->redirects) { |
| 519 u->rewrite_redirect = ngx_http_proxy_rewrite_redirect; | |
| 520 } | |
| 521 | |
| 649 | 522 u->buffering = plcf->upstream.buffering; |
| 523 | |
| 524 u->pipe = ngx_pcalloc(r->pool, sizeof(ngx_event_pipe_t)); | |
| 525 if (u->pipe == NULL) { | |
| 526 return NGX_HTTP_INTERNAL_SERVER_ERROR; | |
| 581 | 527 } |
| 507 | 528 |
| 649 | 529 u->pipe->input_filter = ngx_event_pipe_copy_input_filter; |
| 530 | |
| 509 | 531 u->accel = 1; |
| 577 | 532 |
| 507 | 533 rc = ngx_http_read_client_request_body(r, ngx_http_upstream_init); |
| 534 | |
| 535 if (rc >= NGX_HTTP_SPECIAL_RESPONSE) { | |
| 536 return rc; | |
| 537 } | |
| 538 | |
| 539 return NGX_DONE; | |
| 540 } | |
| 541 | |
| 542 | |
| 543 static ngx_int_t | |
| 1658 | 544 ngx_http_proxy_eval(ngx_http_request_t *r, ngx_http_proxy_ctx_t *ctx, |
| 545 ngx_http_proxy_loc_conf_t *plcf) | |
| 546 { | |
| 547 size_t add; | |
| 548 u_short port; | |
| 549 ngx_str_t proxy; | |
| 550 ngx_url_t u; | |
| 551 | |
| 552 if (ngx_http_script_run(r, &proxy, plcf->proxy_lengths->elts, 0, | |
| 553 plcf->proxy_values->elts) | |
| 554 == NULL) | |
| 555 { | |
| 556 return NGX_ERROR; | |
| 557 } | |
| 558 | |
| 559 if (ngx_strncasecmp(proxy.data, (u_char *) "http://", 7) == 0) { | |
| 560 | |
| 561 add = 7; | |
| 562 port = 80; | |
| 563 | |
| 564 #if (NGX_HTTP_SSL) | |
| 565 | |
| 566 } else if (ngx_strncasecmp(proxy.data, (u_char *) "https://", 8) == 0) { | |
| 567 | |
| 568 add = 8; | |
| 569 port = 443; | |
| 570 r->upstream->ssl = 1; | |
| 571 | |
| 572 #endif | |
| 573 | |
| 574 } else { | |
| 575 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, | |
| 576 "invalid URL prefix in \"%V\"", &proxy); | |
| 577 return NGX_ERROR; | |
| 578 } | |
| 579 | |
| 580 r->upstream->schema.len = add; | |
| 581 r->upstream->schema.data = proxy.data; | |
| 582 | |
| 583 ngx_memzero(&u, sizeof(ngx_url_t)); | |
| 584 | |
| 585 u.url.len = proxy.len - add; | |
| 586 u.url.data = proxy.data + add; | |
| 587 u.default_port = port; | |
| 588 u.uri_part = 1; | |
| 589 u.no_resolve = 1; | |
| 590 | |
| 591 if (ngx_parse_url(r->pool, &u) != NGX_OK) { | |
| 592 if (u.err) { | |
| 593 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, | |
| 594 "%s in upstream \"%V\"", u.err, &u.url); | |
| 595 } | |
| 596 | |
| 597 return NGX_ERROR; | |
| 598 } | |
| 599 | |
| 600 if (ngx_http_proxy_set_vars(r->pool, &u, &ctx->vars) != NGX_OK) { | |
| 601 return NGX_ERROR; | |
| 602 } | |
| 603 | |
| 604 r->upstream->resolved = ngx_pcalloc(r->pool, | |
| 605 sizeof(ngx_http_upstream_resolved_t)); | |
| 606 if (r->upstream->resolved == NULL) { | |
| 607 return NGX_ERROR; | |
| 608 } | |
| 609 | |
| 610 r->upstream->resolved->host = u.host; | |
| 611 r->upstream->resolved->port = (in_port_t) (u.no_port ? u.default_port: | |
| 612 u.port); | |
| 613 | |
| 614 return NGX_OK; | |
| 615 } | |
| 616 | |
| 617 | |
| 618 static ngx_int_t | |
| 507 | 619 ngx_http_proxy_create_request(ngx_http_request_t *r) |
| 620 { | |
| 577 | 621 size_t len, loc_len, body_len; |
| 509 | 622 uintptr_t escape; |
| 623 ngx_buf_t *b; | |
| 649 | 624 ngx_str_t method; |
| 625 ngx_uint_t i, unparsed_uri; | |
| 509 | 626 ngx_chain_t *cl, *body; |
| 627 ngx_list_part_t *part; | |
| 628 ngx_table_elt_t *header; | |
| 629 ngx_http_upstream_t *u; | |
| 1658 | 630 ngx_http_proxy_ctx_t *ctx; |
| 509 | 631 ngx_http_script_code_pt code; |
| 632 ngx_http_script_engine_t e, le; | |
| 633 ngx_http_proxy_loc_conf_t *plcf; | |
| 634 ngx_http_script_len_code_pt lcode; | |
| 507 | 635 |
| 636 u = r->upstream; | |
| 637 | |
| 638 plcf = ngx_http_get_module_loc_conf(r, ngx_http_proxy_module); | |
| 639 | |
| 561 | 640 if (u->method.len) { |
| 641 /* HEAD was changed to GET to cache response */ | |
| 642 method = u->method; | |
| 643 method.len++; | |
| 644 | |
| 645 } else if (plcf->method.len) { | |
| 646 method = plcf->method; | |
| 647 | |
| 507 | 648 } else { |
| 561 | 649 method = r->method_name; |
| 650 method.len++; | |
| 507 | 651 } |
| 652 | |
| 1667 | 653 len = method.len + sizeof(ngx_http_proxy_version) - 1 + sizeof(CRLF) - 1; |
| 654 | |
| 507 | 655 escape = 0; |
| 1658 | 656 loc_len = 0; |
| 657 unparsed_uri = 0; | |
| 658 | |
| 659 ctx = ngx_http_get_module_ctx(r, ngx_http_proxy_module); | |
| 660 | |
| 661 if (plcf->proxy_lengths) { | |
| 1667 | 662 len += ctx->vars.uri.len; |
| 1658 | 663 |
| 664 } else if (ctx->vars.uri.len == 0 && r->valid_unparsed_uri && r == r->main) | |
| 665 { | |
| 609 | 666 unparsed_uri = 1; |
| 1667 | 667 len += r->unparsed_uri.len; |
| 507 | 668 |
| 669 } else { | |
| 1658 | 670 loc_len = (r->valid_location && ctx->vars.uri.len) ? |
| 671 plcf->location.len : 0; | |
| 672 | |
|
1466
943f2ba615cd
escape internal request URI in proxy_pass
Igor Sysoev <igor@sysoev.ru>
parents:
1353
diff
changeset
|
673 if (r->quoted_uri || r->internal) { |
| 509 | 674 escape = 2 * ngx_escape_uri(NULL, r->uri.data + loc_len, |
| 675 r->uri.len - loc_len, NGX_ESCAPE_URI); | |
| 507 | 676 } |
| 677 | |
| 509 | 678 len += r->uri.len - loc_len + escape + sizeof("?") - 1 + r->args.len; |
| 507 | 679 } |
| 680 | |
| 1565 | 681 ngx_http_script_flush_no_cacheable_variables(r, plcf->flushes); |
| 573 | 682 |
| 577 | 683 if (plcf->body_set_len) { |
| 684 le.ip = plcf->body_set_len->elts; | |
| 685 le.request = r; | |
| 686 le.flushed = 1; | |
| 687 body_len = 0; | |
| 688 | |
| 689 while (*(uintptr_t *) le.ip) { | |
| 690 lcode = *(ngx_http_script_len_code_pt *) le.ip; | |
| 691 body_len += lcode(&le); | |
| 692 } | |
| 693 | |
| 1658 | 694 ctx->internal_body_length = body_len; |
| 577 | 695 len += body_len; |
| 696 } | |
| 697 | |
| 509 | 698 le.ip = plcf->headers_set_len->elts; |
| 699 le.request = r; | |
| 573 | 700 le.flushed = 1; |
| 507 | 701 |
| 509 | 702 while (*(uintptr_t *) le.ip) { |
| 703 while (*(uintptr_t *) le.ip) { | |
| 704 lcode = *(ngx_http_script_len_code_pt *) le.ip; | |
| 705 len += lcode(&le); | |
| 706 } | |
| 707 le.ip += sizeof(uintptr_t); | |
| 507 | 708 } |
| 709 | |
| 710 | |
| 509 | 711 if (plcf->upstream.pass_request_headers) { |
| 712 part = &r->headers_in.headers.part; | |
| 713 header = part->elts; | |
| 714 | |
| 715 for (i = 0; /* void */; i++) { | |
| 507 | 716 |
| 509 | 717 if (i >= part->nelts) { |
| 718 if (part->next == NULL) { | |
| 719 break; | |
| 720 } | |
| 721 | |
| 722 part = part->next; | |
| 723 header = part->elts; | |
| 577 | 724 i = 0; |
| 507 | 725 } |
| 726 | |
| 649 | 727 if (ngx_hash_find(&plcf->headers_set_hash, header[i].hash, |
| 728 header[i].lowcase_key, header[i].key.len)) | |
| 509 | 729 { |
| 730 continue; | |
| 731 } | |
| 732 | |
| 733 len += header[i].key.len + sizeof(": ") - 1 | |
| 734 + header[i].value.len + sizeof(CRLF) - 1; | |
| 507 | 735 } |
| 509 | 736 } |
| 507 | 737 |
| 738 | |
| 739 b = ngx_create_temp_buf(r->pool, len); | |
| 740 if (b == NULL) { | |
| 741 return NGX_ERROR; | |
| 742 } | |
| 743 | |
| 744 cl = ngx_alloc_chain_link(r->pool); | |
| 745 if (cl == NULL) { | |
| 746 return NGX_ERROR; | |
| 747 } | |
| 748 | |
| 749 cl->buf = b; | |
| 750 | |
| 751 | |
| 752 /* the request line */ | |
| 753 | |
| 573 | 754 b->last = ngx_copy(b->last, method.data, method.len); |
| 507 | 755 |
| 555 | 756 u->uri.data = b->last; |
| 757 | |
| 1658 | 758 if (plcf->proxy_lengths) { |
| 759 b->last = ngx_copy(b->last, ctx->vars.uri.data, ctx->vars.uri.len); | |
| 760 | |
| 761 } else if (unparsed_uri) { | |
| 573 | 762 b->last = ngx_copy(b->last, r->unparsed_uri.data, r->unparsed_uri.len); |
| 763 | |
| 507 | 764 } else { |
| 555 | 765 if (r->valid_location) { |
| 1658 | 766 b->last = ngx_copy(b->last, ctx->vars.uri.data, ctx->vars.uri.len); |
| 555 | 767 } |
| 551 | 768 |
| 507 | 769 if (escape) { |
| 509 | 770 ngx_escape_uri(b->last, r->uri.data + loc_len, |
| 771 r->uri.len - loc_len, NGX_ESCAPE_URI); | |
| 772 b->last += r->uri.len - loc_len + escape; | |
| 507 | 773 |
| 577 | 774 } else { |
| 573 | 775 b->last = ngx_copy(b->last, r->uri.data + loc_len, |
| 776 r->uri.len - loc_len); | |
| 507 | 777 } |
| 778 | |
| 779 if (r->args.len > 0) { | |
| 780 *b->last++ = '?'; | |
| 573 | 781 b->last = ngx_copy(b->last, r->args.data, r->args.len); |
| 507 | 782 } |
| 783 } | |
| 784 | |
| 555 | 785 u->uri.len = b->last - u->uri.data; |
| 786 | |
| 507 | 787 b->last = ngx_cpymem(b->last, ngx_http_proxy_version, |
| 788 sizeof(ngx_http_proxy_version) - 1); | |
| 789 | |
| 577 | 790 ngx_memzero(&e, sizeof(ngx_http_script_engine_t)); |
| 507 | 791 |
| 792 e.ip = plcf->headers_set->elts; | |
| 793 e.pos = b->last; | |
| 509 | 794 e.request = r; |
| 573 | 795 e.flushed = 1; |
| 507 | 796 |
| 509 | 797 le.ip = plcf->headers_set_len->elts; |
| 798 | |
| 799 while (*(uintptr_t *) le.ip) { | |
| 800 lcode = *(ngx_http_script_len_code_pt *) le.ip; | |
| 515 | 801 |
| 802 /* skip the header line name length */ | |
| 803 (void) lcode(&le); | |
| 509 | 804 |
| 805 if (*(ngx_http_script_len_code_pt *) le.ip) { | |
| 806 | |
| 807 for (len = 0; *(uintptr_t *) le.ip; len += lcode(&le)) { | |
| 808 lcode = *(ngx_http_script_len_code_pt *) le.ip; | |
| 809 } | |
| 810 | |
| 811 e.skip = (len == sizeof(CRLF) - 1) ? 1 : 0; | |
| 812 | |
| 813 } else { | |
| 814 e.skip = 0; | |
| 815 } | |
| 816 | |
| 817 le.ip += sizeof(uintptr_t); | |
| 818 | |
| 819 while (*(uintptr_t *) e.ip) { | |
| 820 code = *(ngx_http_script_code_pt *) e.ip; | |
| 821 code((ngx_http_script_engine_t *) &e); | |
| 577 | 822 } |
| 509 | 823 e.ip += sizeof(uintptr_t); |
| 507 | 824 } |
| 825 | |
| 826 b->last = e.pos; | |
| 827 | |
| 828 | |
| 509 | 829 if (plcf->upstream.pass_request_headers) { |
| 830 part = &r->headers_in.headers.part; | |
| 831 header = part->elts; | |
| 577 | 832 |
| 509 | 833 for (i = 0; /* void */; i++) { |
| 507 | 834 |
| 509 | 835 if (i >= part->nelts) { |
| 836 if (part->next == NULL) { | |
| 837 break; | |
| 838 } | |
| 839 | |
| 840 part = part->next; | |
| 841 header = part->elts; | |
| 577 | 842 i = 0; |
| 507 | 843 } |
| 844 | |
| 649 | 845 if (ngx_hash_find(&plcf->headers_set_hash, header[i].hash, |
| 846 header[i].lowcase_key, header[i].key.len)) | |
| 509 | 847 { |
| 848 continue; | |
| 849 } | |
| 507 | 850 |
| 573 | 851 b->last = ngx_copy(b->last, header[i].key.data, header[i].key.len); |
| 507 | 852 |
| 509 | 853 *b->last++ = ':'; *b->last++ = ' '; |
| 507 | 854 |
| 573 | 855 b->last = ngx_copy(b->last, header[i].value.data, |
| 856 header[i].value.len); | |
| 507 | 857 |
| 509 | 858 *b->last++ = CR; *b->last++ = LF; |
| 507 | 859 |
| 509 | 860 ngx_log_debug2(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
| 861 "http proxy header: \"%V: %V\"", | |
| 862 &header[i].key, &header[i].value); | |
| 863 } | |
| 507 | 864 } |
| 865 | |
| 577 | 866 |
| 507 | 867 /* add "\r\n" at the header end */ |
| 868 *b->last++ = CR; *b->last++ = LF; | |
| 869 | |
| 577 | 870 if (plcf->body_set) { |
| 871 e.ip = plcf->body_set->elts; | |
| 872 e.pos = b->last; | |
| 873 | |
| 874 while (*(uintptr_t *) e.ip) { | |
| 875 code = *(ngx_http_script_code_pt *) e.ip; | |
| 876 code((ngx_http_script_engine_t *) &e); | |
| 877 } | |
| 579 | 878 |
| 879 b->last = e.pos; | |
| 577 | 880 } |
| 881 | |
| 507 | 882 #if (NGX_DEBUG) |
| 883 { | |
| 884 ngx_str_t s; | |
| 885 | |
| 886 s.len = b->last - b->pos; | |
| 887 s.data = b->pos; | |
| 888 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
| 889 "http proxy header:\n\"%V\"", &s); | |
| 890 } | |
| 891 #endif | |
| 892 | |
| 577 | 893 if (plcf->body_set == NULL && plcf->upstream.pass_request_body) { |
| 509 | 894 |
| 895 body = u->request_bufs; | |
| 896 u->request_bufs = cl; | |
| 897 | |
| 898 while (body) { | |
| 899 b = ngx_alloc_buf(r->pool); | |
| 900 if (b == NULL) { | |
| 901 return NGX_ERROR; | |
| 902 } | |
| 903 | |
| 904 ngx_memcpy(b, body->buf, sizeof(ngx_buf_t)); | |
| 905 | |
| 906 cl->next = ngx_alloc_chain_link(r->pool); | |
| 907 if (cl->next == NULL) { | |
| 908 return NGX_ERROR; | |
| 909 } | |
| 910 | |
| 911 cl = cl->next; | |
| 912 cl->buf = b; | |
| 913 | |
| 914 body = body->next; | |
| 915 } | |
| 916 | |
| 611 | 917 b->flush = 1; |
| 918 | |
| 509 | 919 } else { |
| 920 u->request_bufs = cl; | |
| 921 } | |
| 922 | |
| 923 cl->next = NULL; | |
| 924 | |
| 507 | 925 return NGX_OK; |
| 926 } | |
| 927 | |
| 928 | |
| 929 static ngx_int_t | |
| 930 ngx_http_proxy_reinit_request(ngx_http_request_t *r) | |
| 931 { | |
| 1658 | 932 ngx_http_proxy_ctx_t *ctx; |
| 933 | |
| 934 ctx = ngx_http_get_module_ctx(r, ngx_http_proxy_module); | |
| 935 | |
| 936 if (ctx == NULL) { | |
| 509 | 937 return NGX_OK; |
| 938 } | |
| 939 | |
| 1658 | 940 ctx->status = 0; |
| 941 ctx->status_count = 0; | |
| 942 ctx->status_start = NULL; | |
| 943 ctx->status_end = NULL; | |
| 509 | 944 |
| 945 r->upstream->process_header = ngx_http_proxy_process_status_line; | |
| 946 | |
| 947 return NGX_OK; | |
| 948 } | |
| 949 | |
| 950 | |
| 951 static ngx_int_t | |
| 952 ngx_http_proxy_process_status_line(ngx_http_request_t *r) | |
| 953 { | |
| 954 ngx_int_t rc; | |
| 955 ngx_http_upstream_t *u; | |
| 1658 | 956 ngx_http_proxy_ctx_t *ctx; |
| 957 | |
| 958 ctx = ngx_http_get_module_ctx(r, ngx_http_proxy_module); | |
| 959 | |
| 960 if (ctx == NULL) { | |
| 577 | 961 return NGX_HTTP_INTERNAL_SERVER_ERROR; |
| 509 | 962 } |
| 963 | |
| 1658 | 964 rc = ngx_http_proxy_parse_status_line(r, ctx); |
| 509 | 965 |
| 966 if (rc == NGX_AGAIN) { | |
| 967 return rc; | |
| 968 } | |
| 969 | |
| 970 u = r->upstream; | |
| 971 | |
| 972 if (rc == NGX_HTTP_PROXY_PARSE_NO_HEADER) { | |
| 973 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, | |
| 577 | 974 "upstream sent no valid HTTP/1.0 header"); |
| 509 | 975 |
| 619 | 976 #if 0 |
| 509 | 977 if (u->accel) { |
| 978 return NGX_HTTP_UPSTREAM_INVALID_HEADER; | |
| 979 } | |
| 619 | 980 #endif |
| 509 | 981 |
| 982 r->http_version = NGX_HTTP_VERSION_9; | |
| 1616 | 983 u->headers_in.status_n = NGX_HTTP_OK; |
| 984 u->state->status = NGX_HTTP_OK; | |
| 577 | 985 |
| 509 | 986 return NGX_OK; |
| 987 } | |
| 988 | |
| 1658 | 989 u->headers_in.status_n = ctx->status; |
| 990 u->state->status = ctx->status; | |
| 991 | |
| 992 u->headers_in.status_line.len = ctx->status_end - ctx->status_start; | |
| 529 | 993 u->headers_in.status_line.data = ngx_palloc(r->pool, |
| 994 u->headers_in.status_line.len); | |
| 995 if (u->headers_in.status_line.data == NULL) { | |
| 509 | 996 return NGX_HTTP_INTERNAL_SERVER_ERROR; |
| 997 } | |
| 573 | 998 |
| 1658 | 999 ngx_memcpy(u->headers_in.status_line.data, ctx->status_start, |
| 529 | 1000 u->headers_in.status_line.len); |
| 509 | 1001 |
| 1002 ngx_log_debug2(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
| 1003 "http proxy status %ui \"%V\"", | |
| 936 | 1004 u->headers_in.status_n, &u->headers_in.status_line); |
| 509 | 1005 |
| 1006 u->process_header = ngx_http_proxy_process_header; | |
| 1007 | |
| 1008 return ngx_http_proxy_process_header(r); | |
| 1009 } | |
| 1010 | |
| 1011 | |
| 1012 static ngx_int_t | |
| 1658 | 1013 ngx_http_proxy_parse_status_line(ngx_http_request_t *r, |
| 1014 ngx_http_proxy_ctx_t *ctx) | |
| 509 | 1015 { |
| 1016 u_char ch; | |
| 1658 | 1017 u_char *p; |
| 509 | 1018 ngx_http_upstream_t *u; |
| 1019 enum { | |
| 1020 sw_start = 0, | |
| 1021 sw_H, | |
| 1022 sw_HT, | |
| 1023 sw_HTT, | |
| 1024 sw_HTTP, | |
| 1025 sw_first_major_digit, | |
| 1026 sw_major_digit, | |
| 1027 sw_first_minor_digit, | |
| 1028 sw_minor_digit, | |
| 1029 sw_status, | |
| 1030 sw_space_after_status, | |
| 1031 sw_status_text, | |
| 1032 sw_almost_done | |
| 577 | 1033 } state; |
| 509 | 1034 |
| 1035 u = r->upstream; | |
| 1036 | |
| 1037 state = r->state; | |
| 1038 | |
| 1658 | 1039 for (p = u->buffer.pos; p < u->buffer.last; p++) { |
| 1040 ch = *p; | |
| 509 | 1041 |
| 1042 switch (state) { | |
| 1043 | |
| 1044 /* "HTTP/" */ | |
| 1045 case sw_start: | |
| 1046 switch (ch) { | |
| 577 | 1047 case 'H': |
| 509 | 1048 state = sw_H; |
| 1049 break; | |
| 1050 default: | |
| 1051 return NGX_HTTP_PROXY_PARSE_NO_HEADER; | |
| 1052 } | |
| 1053 break; | |
| 1054 | |
| 577 | 1055 case sw_H: |
| 509 | 1056 switch (ch) { |
| 577 | 1057 case 'T': |
| 509 | 1058 state = sw_HT; |
| 1059 break; | |
| 1060 default: | |
| 1061 return NGX_HTTP_PROXY_PARSE_NO_HEADER; | |
| 1062 } | |
| 1063 break; | |
| 1064 | |
| 1065 case sw_HT: | |
| 1066 switch (ch) { | |
| 577 | 1067 case 'T': |
| 509 | 1068 state = sw_HTT; |
| 1069 break; | |
| 1070 default: | |
| 1071 return NGX_HTTP_PROXY_PARSE_NO_HEADER; | |
| 1072 } | |
| 1073 break; | |
| 1074 | |
| 1075 case sw_HTT: | |
| 1076 switch (ch) { | |
| 577 | 1077 case 'P': |
| 509 | 1078 state = sw_HTTP; |
| 1079 break; | |
| 1080 default: | |
| 1081 return NGX_HTTP_PROXY_PARSE_NO_HEADER; | |
| 1082 } | |
| 1083 break; | |
| 1084 | |
| 1085 case sw_HTTP: | |
| 1086 switch (ch) { | |
| 577 | 1087 case '/': |
| 509 | 1088 state = sw_first_major_digit; |
| 1089 break; | |
| 1090 default: | |
| 1091 return NGX_HTTP_PROXY_PARSE_NO_HEADER; | |
| 1092 } | |
| 1093 break; | |
| 1094 | |
| 1095 /* the first digit of major HTTP version */ | |
| 1096 case sw_first_major_digit: | |
| 1097 if (ch < '1' || ch > '9') { | |
| 1098 return NGX_HTTP_PROXY_PARSE_NO_HEADER; | |
| 1099 } | |
| 1100 | |
| 1101 state = sw_major_digit; | |
| 1102 break; | |
| 1103 | |
| 1104 /* the major HTTP version or dot */ | |
| 1105 case sw_major_digit: | |
| 1106 if (ch == '.') { | |
| 1107 state = sw_first_minor_digit; | |
| 1108 break; | |
| 1109 } | |
| 1110 | |
| 1111 if (ch < '0' || ch > '9') { | |
| 1112 return NGX_HTTP_PROXY_PARSE_NO_HEADER; | |
| 1113 } | |
| 1114 | |
| 1115 break; | |
| 1116 | |
| 1117 /* the first digit of minor HTTP version */ | |
| 1118 case sw_first_minor_digit: | |
| 1119 if (ch < '0' || ch > '9') { | |
| 1120 return NGX_HTTP_PROXY_PARSE_NO_HEADER; | |
| 1121 } | |
| 1122 | |
| 1123 state = sw_minor_digit; | |
| 1124 break; | |
| 1125 | |
| 1126 /* the minor HTTP version or the end of the request line */ | |
| 1127 case sw_minor_digit: | |
| 1128 if (ch == ' ') { | |
| 1129 state = sw_status; | |
| 1130 break; | |
| 1131 } | |
| 1132 | |
| 1133 if (ch < '0' || ch > '9') { | |
| 1134 return NGX_HTTP_PROXY_PARSE_NO_HEADER; | |
| 1135 } | |
| 1136 | |
| 1137 break; | |
| 1138 | |
| 1139 /* HTTP status code */ | |
| 1140 case sw_status: | |
| 619 | 1141 if (ch == ' ') { |
| 1142 break; | |
| 1143 } | |
| 1144 | |
| 509 | 1145 if (ch < '0' || ch > '9') { |
| 1146 return NGX_HTTP_PROXY_PARSE_NO_HEADER; | |
| 1147 } | |
| 1148 | |
| 1658 | 1149 ctx->status = ctx->status * 10 + ch - '0'; |
| 1150 | |
| 1151 if (++ctx->status_count == 3) { | |
| 509 | 1152 state = sw_space_after_status; |
| 1658 | 1153 ctx->status_start = p - 2; |
| 509 | 1154 } |
| 1155 | |
| 1156 break; | |
| 1157 | |
| 1158 /* space or end of line */ | |
| 1159 case sw_space_after_status: | |
| 1160 switch (ch) { | |
| 577 | 1161 case ' ': |
| 509 | 1162 state = sw_status_text; |
| 1163 break; | |
| 1164 case '.': /* IIS may send 403.1, 403.2, etc */ | |
| 1165 state = sw_status_text; | |
| 1166 break; | |
| 1167 case CR: | |
| 1168 state = sw_almost_done; | |
| 1169 break; | |
| 1170 case LF: | |
| 1171 goto done; | |
| 1172 default: | |
| 1173 return NGX_HTTP_PROXY_PARSE_NO_HEADER; | |
| 1174 } | |
| 1175 break; | |
| 1176 | |
| 1177 /* any text until end of line */ | |
| 1178 case sw_status_text: | |
| 1179 switch (ch) { | |
| 1180 case CR: | |
| 1181 state = sw_almost_done; | |
| 1182 | |
| 1183 break; | |
| 1184 case LF: | |
| 1185 goto done; | |
| 1186 } | |
| 1187 break; | |
| 1188 | |
| 527 | 1189 /* end of status line */ |
| 509 | 1190 case sw_almost_done: |
| 1658 | 1191 ctx->status_end = p - 1; |
| 509 | 1192 switch (ch) { |
| 1193 case LF: | |
| 1194 goto done; | |
| 1195 default: | |
| 1196 return NGX_HTTP_PROXY_PARSE_NO_HEADER; | |
| 1197 } | |
| 1198 } | |
| 1199 } | |
| 1200 | |
| 1658 | 1201 u->buffer.pos = p; |
| 509 | 1202 r->state = state; |
| 1203 | |
| 1204 return NGX_AGAIN; | |
| 1205 | |
| 1206 done: | |
| 1207 | |
| 1658 | 1208 u->buffer.pos = p + 1; |
| 1209 | |
| 1210 if (ctx->status_end == NULL) { | |
| 1211 ctx->status_end = p; | |
| 509 | 1212 } |
| 1213 | |
| 1214 r->state = sw_start; | |
| 1215 | |
| 507 | 1216 return NGX_OK; |
| 1217 } | |
| 1218 | |
| 1219 | |
| 1220 static ngx_int_t | |
| 1221 ngx_http_proxy_process_header(ngx_http_request_t *r) | |
| 1222 { | |
| 509 | 1223 ngx_int_t rc; |
| 649 | 1224 ngx_uint_t i; |
| 509 | 1225 ngx_table_elt_t *h; |
| 1226 ngx_http_upstream_header_t *hh; | |
| 1227 ngx_http_upstream_main_conf_t *umcf; | |
| 1228 | |
| 1229 umcf = ngx_http_get_module_main_conf(r, ngx_http_upstream_module); | |
| 1230 | |
| 1231 for ( ;; ) { | |
| 1232 | |
| 581 | 1233 rc = ngx_http_parse_header_line(r, &r->upstream->buffer); |
| 509 | 1234 |
| 1235 if (rc == NGX_OK) { | |
| 1236 | |
| 1237 /* a header line has been parsed successfully */ | |
| 507 | 1238 |
| 509 | 1239 h = ngx_list_push(&r->upstream->headers_in.headers); |
| 1240 if (h == NULL) { | |
| 1241 return NGX_HTTP_INTERNAL_SERVER_ERROR; | |
| 1242 } | |
| 1243 | |
| 1244 h->hash = r->header_hash; | |
| 1245 | |
| 1246 h->key.len = r->header_name_end - r->header_name_start; | |
| 1247 h->value.len = r->header_end - r->header_start; | |
| 1248 | |
| 1249 h->key.data = ngx_palloc(r->pool, | |
| 649 | 1250 h->key.len + 1 + h->value.len + 1 + h->key.len); |
| 509 | 1251 if (h->key.data == NULL) { |
| 1252 return NGX_HTTP_INTERNAL_SERVER_ERROR; | |
| 1253 } | |
| 1254 | |
| 1255 h->value.data = h->key.data + h->key.len + 1; | |
| 649 | 1256 h->lowcase_key = h->key.data + h->key.len + 1 + h->value.len + 1; |
| 507 | 1257 |
| 509 | 1258 ngx_cpystrn(h->key.data, r->header_name_start, h->key.len + 1); |
| 1259 ngx_cpystrn(h->value.data, r->header_start, h->value.len + 1); | |
| 1260 | |
| 649 | 1261 if (h->key.len == r->lowcase_index) { |
| 1262 ngx_memcpy(h->lowcase_key, r->lowcase_header, h->key.len); | |
| 1263 | |
| 1264 } else { | |
| 1265 for (i = 0; i < h->key.len; i++) { | |
|
1488
0e66eabd18b5
the "proxy_hide_header" and "fastcgi_hide_header" directives did not
Igor Sysoev <igor@sysoev.ru>
parents:
1466
diff
changeset
|
1266 h->lowcase_key[i] = ngx_tolower(h->key.data[i]); |
| 509 | 1267 } |
| 1268 } | |
| 1269 | |
| 649 | 1270 hh = ngx_hash_find(&umcf->headers_in_hash, h->hash, |
| 1271 h->lowcase_key, h->key.len); | |
| 1272 | |
| 1273 if (hh && hh->handler(r, h, hh->offset) != NGX_OK) { | |
| 1274 return NGX_HTTP_INTERNAL_SERVER_ERROR; | |
| 1275 } | |
| 1276 | |
| 509 | 1277 ngx_log_debug2(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
| 1278 "http proxy header: \"%V: %V\"", | |
| 1279 &h->key, &h->value); | |
| 1280 | |
| 1281 continue; | |
| 1282 } | |
| 1283 | |
| 1284 if (rc == NGX_HTTP_PARSE_HEADER_DONE) { | |
| 1285 | |
| 1286 /* a whole header has been parsed successfully */ | |
| 1287 | |
| 1288 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
| 1289 "http proxy header done"); | |
| 1290 | |
| 649 | 1291 /* |
| 1292 * if no "Server" and "Date" in header line, | |
| 1293 * then add the special empty headers | |
| 1294 */ | |
| 1295 | |
| 1296 if (r->upstream->headers_in.server == NULL) { | |
| 1297 h = ngx_list_push(&r->upstream->headers_in.headers); | |
| 1298 if (h == NULL) { | |
| 1299 return NGX_HTTP_INTERNAL_SERVER_ERROR; | |
| 1300 } | |
| 1301 | |
| 1302 h->hash = ngx_hash(ngx_hash(ngx_hash(ngx_hash( | |
| 1303 ngx_hash('s', 'e'), 'r'), 'v'), 'e'), 'r'); | |
| 1304 | |
| 1305 h->key.len = sizeof("Server") - 1; | |
| 1306 h->key.data = (u_char *) "Server"; | |
| 1307 h->value.len = 0; | |
| 1308 h->value.data = NULL; | |
| 1309 h->lowcase_key = (u_char *) "server"; | |
| 1310 } | |
| 1311 | |
| 1312 if (r->upstream->headers_in.date == NULL) { | |
| 1313 h = ngx_list_push(&r->upstream->headers_in.headers); | |
| 1314 if (h == NULL) { | |
| 1315 return NGX_HTTP_INTERNAL_SERVER_ERROR; | |
| 1316 } | |
| 1317 | |
| 1318 h->hash = ngx_hash(ngx_hash(ngx_hash('d', 'a'), 't'), 'e'); | |
| 1319 | |
| 1320 h->key.len = sizeof("Date") - 1; | |
| 1321 h->key.data = (u_char *) "Date"; | |
| 1322 h->value.len = 0; | |
| 1323 h->value.data = NULL; | |
| 1324 h->lowcase_key = (u_char *) "date"; | |
| 1325 } | |
| 1326 | |
| 509 | 1327 return NGX_OK; |
| 1328 } | |
| 1329 | |
| 521 | 1330 if (rc == NGX_AGAIN) { |
| 1331 return NGX_AGAIN; | |
| 1332 } | |
| 1333 | |
| 509 | 1334 /* there was error while a header line parsing */ |
| 1335 | |
| 1336 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, | |
| 619 | 1337 "upstream sent invalid header"); |
| 509 | 1338 |
| 1339 return NGX_HTTP_UPSTREAM_INVALID_HEADER; | |
| 1340 } | |
| 507 | 1341 } |
| 1342 | |
| 1343 | |
| 1344 static void | |
| 1345 ngx_http_proxy_abort_request(ngx_http_request_t *r) | |
| 1346 { | |
| 1347 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
| 1348 "abort http proxy request"); | |
| 577 | 1349 |
| 507 | 1350 return; |
| 1351 } | |
| 1352 | |
| 1353 | |
| 1354 static void | |
| 1355 ngx_http_proxy_finalize_request(ngx_http_request_t *r, ngx_int_t rc) | |
| 577 | 1356 { |
| 507 | 1357 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
| 1358 "finalize http proxy request"); | |
| 1359 | |
| 1360 return; | |
| 1361 } | |
| 1362 | |
| 1363 | |
| 573 | 1364 static ngx_int_t |
| 1365 ngx_http_proxy_host_variable(ngx_http_request_t *r, | |
| 1366 ngx_http_variable_value_t *v, uintptr_t data) | |
| 507 | 1367 { |
| 1658 | 1368 ngx_http_proxy_ctx_t *ctx; |
| 1369 | |
| 1370 ctx = ngx_http_get_module_ctx(r, ngx_http_proxy_module); | |
| 1371 | |
| 1372 if (ctx == NULL) { | |
| 1373 v->not_found = 1; | |
| 1374 return NGX_OK; | |
| 1375 } | |
| 1376 | |
| 1377 v->len = ctx->vars.host_header.len; | |
| 577 | 1378 v->valid = 1; |
| 1565 | 1379 v->no_cacheable = 0; |
| 573 | 1380 v->not_found = 0; |
| 1658 | 1381 v->data = ctx->vars.host_header.data; |
| 507 | 1382 |
| 573 | 1383 return NGX_OK; |
| 507 | 1384 } |
| 1385 | |
| 1386 | |
| 573 | 1387 static ngx_int_t |
| 1388 ngx_http_proxy_port_variable(ngx_http_request_t *r, | |
| 1389 ngx_http_variable_value_t *v, uintptr_t data) | |
| 507 | 1390 { |
| 1658 | 1391 ngx_http_proxy_ctx_t *ctx; |
| 1392 | |
| 1393 ctx = ngx_http_get_module_ctx(r, ngx_http_proxy_module); | |
| 1394 | |
| 1395 if (ctx == NULL) { | |
| 1396 v->not_found = 1; | |
| 1397 return NGX_OK; | |
| 1398 } | |
| 1399 | |
| 1400 v->len = ctx->vars.port.len; | |
| 577 | 1401 v->valid = 1; |
| 1565 | 1402 v->no_cacheable = 0; |
| 573 | 1403 v->not_found = 0; |
| 1658 | 1404 v->data = ctx->vars.port.data; |
| 509 | 1405 |
| 573 | 1406 return NGX_OK; |
| 509 | 1407 } |
| 1408 | |
| 1409 | |
| 573 | 1410 static ngx_int_t |
| 509 | 1411 ngx_http_proxy_add_x_forwarded_for_variable(ngx_http_request_t *r, |
| 573 | 1412 ngx_http_variable_value_t *v, uintptr_t data) |
| 509 | 1413 { |
| 573 | 1414 u_char *p; |
| 509 | 1415 |
| 577 | 1416 v->valid = 1; |
| 1565 | 1417 v->no_cacheable = 0; |
| 573 | 1418 v->not_found = 0; |
| 509 | 1419 |
| 1420 if (r->headers_in.x_forwarded_for == NULL) { | |
| 573 | 1421 v->len = r->connection->addr_text.len; |
| 1422 v->data = r->connection->addr_text.data; | |
| 1423 return NGX_OK; | |
| 509 | 1424 } |
| 1425 | |
| 573 | 1426 v->len = r->headers_in.x_forwarded_for->value.len |
| 1427 + sizeof(", ") - 1 + r->connection->addr_text.len; | |
| 509 | 1428 |
| 573 | 1429 p = ngx_palloc(r->pool, v->len); |
| 509 | 1430 if (p == NULL) { |
| 573 | 1431 return NGX_ERROR; |
| 509 | 1432 } |
| 1433 | |
| 573 | 1434 v->data = p; |
| 509 | 1435 |
| 573 | 1436 p = ngx_copy(p, r->headers_in.x_forwarded_for->value.data, |
| 1437 r->headers_in.x_forwarded_for->value.len); | |
| 509 | 1438 |
| 1439 *p++ = ','; *p++ = ' '; | |
| 1440 | |
| 1441 ngx_memcpy(p, r->connection->addr_text.data, r->connection->addr_text.len); | |
| 1442 | |
| 573 | 1443 return NGX_OK; |
| 509 | 1444 } |
| 1445 | |
| 1446 | |
| 1447 static ngx_int_t | |
| 577 | 1448 ngx_http_proxy_internal_body_length_variable(ngx_http_request_t *r, |
| 1449 ngx_http_variable_value_t *v, uintptr_t data) | |
| 1450 { | |
| 1658 | 1451 ngx_http_proxy_ctx_t *ctx; |
| 1452 | |
| 1453 ctx = ngx_http_get_module_ctx(r, ngx_http_proxy_module); | |
| 1454 | |
| 1455 if (ctx == NULL) { | |
| 577 | 1456 v->not_found = 1; |
| 1457 return NGX_OK; | |
| 1458 } | |
| 1459 | |
| 1460 v->valid = 1; | |
| 1565 | 1461 v->no_cacheable = 0; |
| 577 | 1462 v->not_found = 0; |
| 1463 | |
| 1464 v->data = ngx_palloc(r->connection->pool, NGX_SIZE_T_LEN); | |
| 1465 | |
| 1466 if (v->data == NULL) { | |
| 1467 return NGX_ERROR; | |
| 1468 } | |
| 1469 | |
| 1658 | 1470 v->len = ngx_sprintf(v->data, "%uz", ctx->internal_body_length) - v->data; |
| 577 | 1471 |
| 1472 return NGX_OK; | |
| 1473 } | |
| 1474 | |
| 1475 | |
| 1476 static ngx_int_t | |
| 509 | 1477 ngx_http_proxy_rewrite_redirect(ngx_http_request_t *r, ngx_table_elt_t *h, |
| 1478 size_t prefix) | |
| 1479 { | |
| 1480 ngx_int_t rc; | |
| 1481 ngx_uint_t i; | |
| 1482 ngx_http_proxy_loc_conf_t *plcf; | |
| 1483 ngx_http_proxy_redirect_t *pr; | |
| 1484 | |
| 1485 plcf = ngx_http_get_module_loc_conf(r, ngx_http_proxy_module); | |
| 1486 | |
| 1487 pr = plcf->redirects->elts; | |
| 1488 | |
| 1489 if (pr == NULL) { | |
| 1490 return NGX_DECLINED; | |
| 1491 } | |
| 1492 | |
| 1493 for (i = 0; i < plcf->redirects->nelts; i++) { | |
| 605 | 1494 rc = pr[i].handler(r, h, prefix, &pr[i]); |
| 509 | 1495 |
| 1496 if (rc != NGX_DECLINED) { | |
| 1497 return rc; | |
| 1498 } | |
| 1499 } | |
| 1500 | |
| 1501 return NGX_DECLINED; | |
| 1502 } | |
| 1503 | |
| 1504 | |
| 1505 static ngx_int_t | |
| 1506 ngx_http_proxy_rewrite_redirect_text(ngx_http_request_t *r, ngx_table_elt_t *h, | |
| 1507 size_t prefix, ngx_http_proxy_redirect_t *pr) | |
| 1508 { | |
| 1509 size_t len; | |
| 1510 u_char *data, *p; | |
| 1511 | |
| 1512 if (pr->redirect.len > h->value.len - prefix | |
| 1513 || ngx_rstrncmp(h->value.data + prefix, pr->redirect.data, | |
| 1514 pr->redirect.len) != 0) | |
| 1515 { | |
| 1516 return NGX_DECLINED; | |
| 1517 } | |
| 1518 | |
| 1519 len = prefix + pr->replacement.text.len + h->value.len - pr->redirect.len; | |
| 507 | 1520 |
| 509 | 1521 data = ngx_palloc(r->pool, len); |
| 1522 if (data == NULL) { | |
| 1523 return NGX_ERROR; | |
| 1524 } | |
| 1525 | |
| 1526 p = data; | |
| 1527 | |
| 573 | 1528 p = ngx_copy(p, h->value.data, prefix); |
| 509 | 1529 |
| 653 | 1530 if (pr->replacement.text.len) { |
| 1531 p = ngx_copy(p, pr->replacement.text.data, pr->replacement.text.len); | |
| 1532 } | |
| 509 | 1533 |
| 1534 ngx_memcpy(p, h->value.data + prefix + pr->redirect.len, | |
| 1535 h->value.len - pr->redirect.len - prefix); | |
| 1536 | |
| 1537 h->value.len = len; | |
| 1538 h->value.data = data; | |
| 1539 | |
| 1540 return NGX_OK; | |
| 1541 } | |
| 1542 | |
| 1543 | |
| 1544 static ngx_int_t | |
| 1545 ngx_http_proxy_rewrite_redirect_vars(ngx_http_request_t *r, ngx_table_elt_t *h, | |
| 1546 size_t prefix, ngx_http_proxy_redirect_t *pr) | |
| 1547 { | |
| 1548 size_t len; | |
| 1549 u_char *data, *p; | |
| 1550 ngx_http_script_code_pt code; | |
| 1551 ngx_http_script_engine_t e; | |
| 1552 ngx_http_script_len_code_pt lcode; | |
| 1553 | |
| 1554 if (pr->redirect.len > h->value.len - prefix | |
| 1555 || ngx_rstrncmp(h->value.data + prefix, pr->redirect.data, | |
| 1556 pr->redirect.len) != 0) | |
| 1557 { | |
| 1558 return NGX_DECLINED; | |
| 1559 } | |
| 1560 | |
| 1561 ngx_memzero(&e, sizeof(ngx_http_script_engine_t)); | |
| 1562 | |
| 1563 e.ip = pr->replacement.vars.lengths; | |
| 1564 e.request = r; | |
| 1565 | |
|
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1566 len = prefix + h->value.len - pr->redirect.len; |
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1567 |
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1568 while (*(uintptr_t *) e.ip) { |
| 509 | 1569 lcode = *(ngx_http_script_len_code_pt *) e.ip; |
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1570 len += lcode(&e); |
| 509 | 1571 } |
| 1572 | |
| 1573 data = ngx_palloc(r->pool, len); | |
| 1574 if (data == NULL) { | |
| 1575 return NGX_ERROR; | |
| 1576 } | |
| 1577 | |
| 1578 p = data; | |
| 1579 | |
| 573 | 1580 p = ngx_copy(p, h->value.data, prefix); |
| 509 | 1581 |
| 1582 e.ip = pr->replacement.vars.values; | |
| 1583 e.pos = p; | |
| 1584 | |
| 1585 while (*(uintptr_t *) e.ip) { | |
| 1586 code = *(ngx_http_script_code_pt *) e.ip; | |
| 1587 code(&e); | |
| 1588 } | |
| 1589 | |
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1590 ngx_memcpy(e.pos, h->value.data + prefix + pr->redirect.len, |
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1591 h->value.len - pr->redirect.len - prefix); |
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1592 |
| 509 | 1593 h->value.len = len; |
| 1594 h->value.data = data; | |
| 1595 | |
| 1596 return NGX_OK; | |
| 1597 } | |
| 1598 | |
| 1599 | |
| 1600 static ngx_int_t | |
| 1601 ngx_http_proxy_add_variables(ngx_conf_t *cf) | |
| 1602 { | |
| 1603 ngx_http_variable_t *var, *v; | |
| 1604 | |
| 1605 for (v = ngx_http_proxy_vars; v->name.len; v++) { | |
| 1606 var = ngx_http_add_variable(cf, &v->name, v->flags); | |
| 1607 if (var == NULL) { | |
| 1608 return NGX_ERROR; | |
| 1609 } | |
| 1610 | |
| 637 | 1611 var->get_handler = v->get_handler; |
| 509 | 1612 var->data = v->data; |
| 1613 } | |
| 1614 | |
| 1615 return NGX_OK; | |
| 507 | 1616 } |
| 1617 | |
| 1618 | |
| 1619 static void * | |
| 1620 ngx_http_proxy_create_loc_conf(ngx_conf_t *cf) | |
| 1621 { | |
| 1622 ngx_http_proxy_loc_conf_t *conf; | |
| 1623 | |
| 1624 conf = ngx_pcalloc(cf->pool, sizeof(ngx_http_proxy_loc_conf_t)); | |
| 1625 if (conf == NULL) { | |
| 1626 return NGX_CONF_ERROR; | |
| 1627 } | |
| 1628 | |
| 1629 /* | |
| 1630 * set by ngx_pcalloc(): | |
| 1631 * | |
| 1632 * conf->upstream.bufs.num = 0; | |
| 1633 * conf->upstream.next_upstream = 0; | |
| 1634 * conf->upstream.temp_path = NULL; | |
| 649 | 1635 * conf->upstream.hide_headers_hash = { NULL, 0 }; |
| 1636 * conf->upstream.hide_headers = NULL; | |
| 1637 * conf->upstream.pass_headers = NULL; | |
| 509 | 1638 * conf->upstream.schema = { 0, NULL }; |
| 1639 * conf->upstream.uri = { 0, NULL }; | |
| 1640 * conf->upstream.location = NULL; | |
|
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1641 * conf->upstream.store_lengths = NULL; |
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1642 * conf->upstream.store_values = NULL; |
| 509 | 1643 * |
| 561 | 1644 * conf->method = NULL; |
| 509 | 1645 * conf->headers_source = NULL; |
| 1646 * conf->headers_set_len = NULL; | |
| 1647 * conf->headers_set = NULL; | |
| 1648 * conf->headers_set_hash = NULL; | |
| 577 | 1649 * conf->body_set_len = NULL; |
| 1650 * conf->body_set = NULL; | |
| 1651 * conf->body_source = { 0, NULL }; | |
| 509 | 1652 * conf->rewrite_locations = NULL; |
| 507 | 1653 */ |
| 577 | 1654 |
|
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1655 conf->upstream.store = NGX_CONF_UNSET; |
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1656 conf->upstream.store_access = NGX_CONF_UNSET_UINT; |
| 581 | 1657 conf->upstream.buffering = NGX_CONF_UNSET; |
| 629 | 1658 conf->upstream.ignore_client_abort = NGX_CONF_UNSET; |
| 581 | 1659 |
| 507 | 1660 conf->upstream.connect_timeout = NGX_CONF_UNSET_MSEC; |
| 1661 conf->upstream.send_timeout = NGX_CONF_UNSET_MSEC; | |
| 1662 conf->upstream.read_timeout = NGX_CONF_UNSET_MSEC; | |
| 1663 | |
| 1664 conf->upstream.send_lowat = NGX_CONF_UNSET_SIZE; | |
| 581 | 1665 conf->upstream.buffer_size = NGX_CONF_UNSET_SIZE; |
| 529 | 1666 |
| 1667 conf->upstream.busy_buffers_size_conf = NGX_CONF_UNSET_SIZE; | |
| 577 | 1668 conf->upstream.max_temp_file_size_conf = NGX_CONF_UNSET_SIZE; |
| 529 | 1669 conf->upstream.temp_file_write_size_conf = NGX_CONF_UNSET_SIZE; |
| 509 | 1670 |
| 1671 conf->upstream.pass_request_headers = NGX_CONF_UNSET; | |
| 1672 conf->upstream.pass_request_body = NGX_CONF_UNSET; | |
| 561 | 1673 |
| 657 | 1674 conf->upstream.intercept_errors = NGX_CONF_UNSET; |
| 507 | 1675 |
| 1676 /* "proxy_cyclic_temp_file" is disabled */ | |
| 1677 conf->upstream.cyclic_temp_file = 0; | |
| 1678 | |
| 509 | 1679 conf->redirect = NGX_CONF_UNSET; |
| 649 | 1680 conf->upstream.change_buffering = 1; |
| 507 | 1681 |
|
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1682 conf->headers_hash_max_size = NGX_CONF_UNSET_UINT; |
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1683 conf->headers_hash_bucket_size = NGX_CONF_UNSET_UINT; |
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1684 |
| 507 | 1685 return conf; |
| 1686 } | |
| 1687 | |
| 1688 | |
| 1689 static char * | |
| 1690 ngx_http_proxy_merge_loc_conf(ngx_conf_t *cf, void *parent, void *child) | |
| 1691 { | |
| 1692 ngx_http_proxy_loc_conf_t *prev = parent; | |
| 1693 ngx_http_proxy_loc_conf_t *conf = child; | |
| 1694 | |
| 509 | 1695 u_char *p; |
| 1696 size_t size; | |
| 1697 uintptr_t *code; | |
| 649 | 1698 ngx_str_t *header; |
| 1699 ngx_uint_t i, j; | |
| 1700 ngx_array_t hide_headers; | |
| 1701 ngx_keyval_t *src, *s, *h; | |
| 1702 ngx_hash_key_t *hk; | |
| 1703 ngx_hash_init_t hash; | |
| 509 | 1704 ngx_http_proxy_redirect_t *pr; |
| 1705 ngx_http_script_compile_t sc; | |
| 1706 ngx_http_script_copy_code_t *copy; | |
| 1707 | |
|
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1708 if (conf->upstream.store != 0) { |
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1709 ngx_conf_merge_value(conf->upstream.store, |
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1710 prev->upstream.store, 0); |
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1711 |
|
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1712 if (conf->upstream.store_lengths == NULL) { |
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1713 conf->upstream.store_lengths = prev->upstream.store_lengths; |
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1714 conf->upstream.store_values = prev->upstream.store_values; |
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1715 } |
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1716 } |
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1717 |
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1718 ngx_conf_merge_uint_value(conf->upstream.store_access, |
|
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1719 prev->upstream.store_access, 0600); |
|
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1720 |
| 581 | 1721 ngx_conf_merge_value(conf->upstream.buffering, |
| 1722 prev->upstream.buffering, 1); | |
| 1723 | |
| 629 | 1724 ngx_conf_merge_value(conf->upstream.ignore_client_abort, |
| 1725 prev->upstream.ignore_client_abort, 0); | |
| 1726 | |
| 507 | 1727 ngx_conf_merge_msec_value(conf->upstream.connect_timeout, |
| 1728 prev->upstream.connect_timeout, 60000); | |
| 1729 | |
| 1730 ngx_conf_merge_msec_value(conf->upstream.send_timeout, | |
| 1731 prev->upstream.send_timeout, 60000); | |
| 1732 | |
| 1733 ngx_conf_merge_msec_value(conf->upstream.read_timeout, | |
| 1734 prev->upstream.read_timeout, 60000); | |
| 1735 | |
| 1736 ngx_conf_merge_size_value(conf->upstream.send_lowat, | |
| 1737 prev->upstream.send_lowat, 0); | |
| 1738 | |
| 581 | 1739 ngx_conf_merge_size_value(conf->upstream.buffer_size, |
| 1740 prev->upstream.buffer_size, | |
| 507 | 1741 (size_t) ngx_pagesize); |
| 1742 | |
| 1743 ngx_conf_merge_bufs_value(conf->upstream.bufs, prev->upstream.bufs, | |
| 1744 8, ngx_pagesize); | |
| 1745 | |
| 1746 if (conf->upstream.bufs.num < 2) { | |
| 577 | 1747 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
| 507 | 1748 "there must be at least 2 \"proxy_buffers\""); |
| 1749 return NGX_CONF_ERROR; | |
| 1750 } | |
| 577 | 1751 |
| 507 | 1752 |
| 581 | 1753 size = conf->upstream.buffer_size; |
| 577 | 1754 if (size < conf->upstream.bufs.size) { |
| 507 | 1755 size = conf->upstream.bufs.size; |
| 1756 } | |
| 1757 | |
| 1758 | |
| 529 | 1759 ngx_conf_merge_size_value(conf->upstream.busy_buffers_size_conf, |
| 1760 prev->upstream.busy_buffers_size_conf, | |
| 507 | 1761 NGX_CONF_UNSET_SIZE); |
| 1762 | |
| 529 | 1763 if (conf->upstream.busy_buffers_size_conf == NGX_CONF_UNSET_SIZE) { |
| 507 | 1764 conf->upstream.busy_buffers_size = 2 * size; |
| 529 | 1765 } else { |
| 1766 conf->upstream.busy_buffers_size = | |
| 1767 conf->upstream.busy_buffers_size_conf; | |
| 1768 } | |
| 577 | 1769 |
| 529 | 1770 if (conf->upstream.busy_buffers_size < size) { |
| 507 | 1771 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
| 1772 "\"proxy_busy_buffers_size\" must be equal or bigger than " | |
|
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1773 "maximum of the value of \"proxy_buffer_size\" and " |
| 507 | 1774 "one of the \"proxy_buffers\""); |
| 1775 | |
| 1776 return NGX_CONF_ERROR; | |
| 529 | 1777 } |
| 507 | 1778 |
| 529 | 1779 if (conf->upstream.busy_buffers_size |
| 1780 > (conf->upstream.bufs.num - 1) * conf->upstream.bufs.size) | |
| 507 | 1781 { |
| 1782 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, | |
| 1783 "\"proxy_busy_buffers_size\" must be less than " | |
| 1784 "the size of all \"proxy_buffers\" minus one buffer"); | |
| 1785 | |
| 1786 return NGX_CONF_ERROR; | |
| 1787 } | |
| 529 | 1788 |
| 507 | 1789 |
| 529 | 1790 ngx_conf_merge_size_value(conf->upstream.temp_file_write_size_conf, |
| 1791 prev->upstream.temp_file_write_size_conf, | |
| 507 | 1792 NGX_CONF_UNSET_SIZE); |
| 1793 | |
| 529 | 1794 if (conf->upstream.temp_file_write_size_conf == NGX_CONF_UNSET_SIZE) { |
| 507 | 1795 conf->upstream.temp_file_write_size = 2 * size; |
| 529 | 1796 } else { |
| 1797 conf->upstream.temp_file_write_size = | |
| 1798 conf->upstream.temp_file_write_size_conf; | |
| 1799 } | |
| 577 | 1800 |
| 529 | 1801 if (conf->upstream.temp_file_write_size < size) { |
| 507 | 1802 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
| 1803 "\"proxy_temp_file_write_size\" must be equal or bigger than " | |
|
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|
1804 "maximum of the value of \"proxy_buffer_size\" and " |
| 507 | 1805 "one of the \"proxy_buffers\""); |
| 1806 | |
| 1807 return NGX_CONF_ERROR; | |
| 1808 } | |
| 1809 | |
| 529 | 1810 ngx_conf_merge_size_value(conf->upstream.max_temp_file_size_conf, |
| 1811 prev->upstream.max_temp_file_size_conf, | |
| 507 | 1812 NGX_CONF_UNSET_SIZE); |
| 1813 | |
| 529 | 1814 if (conf->upstream.max_temp_file_size_conf == NGX_CONF_UNSET_SIZE) { |
| 507 | 1815 conf->upstream.max_temp_file_size = 1024 * 1024 * 1024; |
| 529 | 1816 } else { |
| 1817 conf->upstream.max_temp_file_size = | |
| 1818 conf->upstream.max_temp_file_size_conf; | |
| 1819 } | |
| 507 | 1820 |
| 529 | 1821 if (conf->upstream.max_temp_file_size != 0 |
| 1822 && conf->upstream.max_temp_file_size < size) | |
| 507 | 1823 { |
| 1824 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, | |
| 561 | 1825 "\"proxy_max_temp_file_size\" must be equal to zero to disable " |
| 507 | 1826 "the temporary files usage or must be equal or bigger than " |
|
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1827 "maximum of the value of \"proxy_buffer_size\" and " |
| 561 | 1828 "one of the \"proxy_buffers\""); |
| 507 | 1829 |
| 1830 return NGX_CONF_ERROR; | |
| 1831 } | |
| 1832 | |
| 529 | 1833 |
| 507 | 1834 ngx_conf_merge_bitmask_value(conf->upstream.next_upstream, |
| 1835 prev->upstream.next_upstream, | |
| 1836 (NGX_CONF_BITMASK_SET | |
| 1837 |NGX_HTTP_UPSTREAM_FT_ERROR | |
| 1838 |NGX_HTTP_UPSTREAM_FT_TIMEOUT)); | |
| 1839 | |
| 665 | 1840 if (conf->upstream.next_upstream & NGX_HTTP_UPSTREAM_FT_OFF) { |
| 1841 conf->upstream.next_upstream = NGX_CONF_BITMASK_SET | |
| 1842 |NGX_HTTP_UPSTREAM_FT_OFF; | |
| 1843 } | |
| 1844 | |
| 509 | 1845 ngx_conf_merge_path_value(conf->upstream.temp_path, |
| 1846 prev->upstream.temp_path, | |
| 1847 NGX_HTTP_PROXY_TEMP_PATH, 1, 2, 0, | |
| 1848 ngx_garbage_collector_temp_handler, cf); | |
| 507 | 1849 |
| 561 | 1850 if (conf->method.len == 0) { |
| 1851 conf->method = prev->method; | |
| 1852 | |
| 1853 } else { | |
| 1854 conf->method.data[conf->method.len] = ' '; | |
| 1855 conf->method.len++; | |
| 509 | 1856 } |
| 1857 | |
| 1858 ngx_conf_merge_value(conf->upstream.pass_request_headers, | |
| 1859 prev->upstream.pass_request_headers, 1); | |
| 1860 ngx_conf_merge_value(conf->upstream.pass_request_body, | |
| 1861 prev->upstream.pass_request_body, 1); | |
| 1862 | |
| 657 | 1863 ngx_conf_merge_value(conf->upstream.intercept_errors, |
| 1864 prev->upstream.intercept_errors, 0); | |
| 509 | 1865 |
| 1866 ngx_conf_merge_value(conf->redirect, prev->redirect, 1); | |
| 1867 | |
| 1868 if (conf->redirect) { | |
| 507 | 1869 |
| 509 | 1870 if (conf->redirects == NULL) { |
| 1871 conf->redirects = prev->redirects; | |
| 1872 } | |
| 1873 | |
| 1658 | 1874 if (conf->redirects == NULL && conf->url.data) { |
| 509 | 1875 |
| 1876 conf->redirects = ngx_array_create(cf->pool, 1, | |
| 1877 sizeof(ngx_http_proxy_redirect_t)); | |
| 1878 if (conf->redirects == NULL) { | |
| 1879 return NGX_CONF_ERROR; | |
| 1880 } | |
| 1881 | |
| 1882 pr = ngx_array_push(conf->redirects); | |
| 1883 if (pr == NULL) { | |
| 1884 return NGX_CONF_ERROR; | |
| 1885 } | |
| 1886 | |
| 1887 pr->handler = ngx_http_proxy_rewrite_redirect_text; | |
| 1658 | 1888 pr->redirect = conf->url; |
| 1889 | |
| 1890 if (conf->vars.uri.len) { | |
| 1891 pr->replacement.text = conf->location; | |
| 653 | 1892 |
| 1893 } else { | |
| 1894 pr->replacement.text.len = 0; | |
| 1895 pr->replacement.text.data = NULL; | |
| 1896 } | |
| 509 | 1897 } |
| 1898 } | |
| 1899 | |
| 1658 | 1900 /* STUB */ |
| 1901 if (prev->proxy_lengths) { | |
| 1902 conf->proxy_lengths = prev->proxy_lengths; | |
| 1903 conf->proxy_values = prev->proxy_values; | |
| 1904 } | |
| 1905 | |
|
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1906 ngx_conf_merge_uint_value(conf->headers_hash_max_size, |
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1907 prev->headers_hash_max_size, 512); |
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1908 |
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1909 ngx_conf_merge_uint_value(conf->headers_hash_bucket_size, |
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1910 prev->headers_hash_bucket_size, 64); |
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|
1911 |
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proxy_headers_hash_max_size and proxy_headers_hash_bucket_size
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1912 conf->headers_hash_bucket_size = ngx_align(conf->headers_hash_bucket_size, |
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1913 ngx_cacheline_size); |
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1914 |
| 649 | 1915 if (conf->upstream.hide_headers == NULL |
| 1916 && conf->upstream.pass_headers == NULL) | |
| 1917 { | |
| 1918 conf->upstream.hide_headers = prev->upstream.hide_headers; | |
| 1919 conf->upstream.pass_headers = prev->upstream.pass_headers; | |
| 1920 conf->upstream.hide_headers_hash = prev->upstream.hide_headers_hash; | |
| 1921 | |
| 1922 if (conf->upstream.hide_headers_hash.buckets) { | |
| 1923 goto peers; | |
| 1924 } | |
| 1925 | |
| 1926 } else { | |
| 1927 if (conf->upstream.hide_headers == NULL) { | |
| 1928 conf->upstream.hide_headers = prev->upstream.hide_headers; | |
| 1929 } | |
| 1930 | |
| 1931 if (conf->upstream.pass_headers == NULL) { | |
| 1932 conf->upstream.pass_headers = prev->upstream.pass_headers; | |
| 1933 } | |
| 1934 } | |
| 1935 | |
| 1936 if (ngx_array_init(&hide_headers, cf->temp_pool, 4, sizeof(ngx_hash_key_t)) | |
| 1937 != NGX_OK) | |
| 1938 { | |
| 1939 return NGX_CONF_ERROR; | |
| 1940 } | |
| 1941 | |
| 1942 for (header = ngx_http_proxy_hide_headers; header->len; header++) { | |
| 1943 hk = ngx_array_push(&hide_headers); | |
| 1944 if (hk == NULL) { | |
| 1945 return NGX_CONF_ERROR; | |
| 1946 } | |
| 1947 | |
| 1948 hk->key = *header; | |
| 1949 hk->key_hash = ngx_hash_key_lc(header->data, header->len); | |
| 1950 hk->value = (void *) 1; | |
| 1951 } | |
| 1952 | |
| 1953 if (conf->upstream.hide_headers) { | |
| 1954 | |
| 1955 header = conf->upstream.hide_headers->elts; | |
| 1956 | |
| 1957 for (i = 0; i < conf->upstream.hide_headers->nelts; i++) { | |
| 1958 | |
| 1959 hk = hide_headers.elts; | |
| 1960 | |
| 1961 for (j = 0; j < hide_headers.nelts; j++) { | |
| 1962 if (ngx_strcasecmp(header[i].data, hk[j].key.data) == 0) { | |
| 1963 goto exist; | |
| 1964 } | |
| 1965 } | |
| 1966 | |
| 1967 hk = ngx_array_push(&hide_headers); | |
| 1968 if (hk == NULL) { | |
| 1969 return NGX_CONF_ERROR; | |
| 1970 } | |
| 1971 | |
| 1972 hk->key = header[i]; | |
| 1973 hk->key_hash = ngx_hash_key_lc(header[i].data, header[i].len); | |
| 1974 hk->value = (void *) 1; | |
| 1975 | |
| 1976 exist: | |
| 1977 | |
| 1978 continue; | |
| 1979 } | |
| 1980 } | |
| 1981 | |
| 1982 if (conf->upstream.pass_headers) { | |
| 1983 | |
| 1984 hk = hide_headers.elts; | |
| 1985 header = conf->upstream.pass_headers->elts; | |
| 1986 | |
| 1987 for (i = 0; i < conf->upstream.pass_headers->nelts; i++) { | |
| 1988 for (j = 0; j < hide_headers.nelts; j++) { | |
| 1989 | |
| 1990 if (hk[j].key.data == NULL) { | |
| 1991 continue; | |
| 1992 } | |
| 1993 | |
| 1994 if (ngx_strcasecmp(header[i].data, hk[j].key.data) == 0) { | |
| 1995 hk[j].key.data = NULL; | |
| 1996 break; | |
| 1997 } | |
| 1998 } | |
| 1999 } | |
| 2000 } | |
| 2001 | |
| 2002 hash.hash = &conf->upstream.hide_headers_hash; | |
| 2003 hash.key = ngx_hash_key_lc; | |
|
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|
2004 hash.max_size = conf->headers_hash_max_size; |
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|
2005 hash.bucket_size = conf->headers_hash_bucket_size; |
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|
2006 hash.name = "proxy_headers_hash"; |
| 649 | 2007 hash.pool = cf->pool; |
| 2008 hash.temp_pool = NULL; | |
| 2009 | |
| 2010 if (ngx_hash_init(&hash, hide_headers.elts, hide_headers.nelts) != NGX_OK) { | |
| 2011 return NGX_CONF_ERROR; | |
| 2012 } | |
| 2013 | |
| 2014 peers: | |
| 507 | 2015 |
| 884 | 2016 if (conf->upstream.upstream == NULL) { |
| 2017 conf->upstream.upstream = prev->upstream.upstream; | |
| 629 | 2018 |
| 1658 | 2019 conf->vars = prev->vars; |
| 629 | 2020 conf->upstream.schema = prev->upstream.schema; |
| 507 | 2021 } |
| 2022 | |
| 577 | 2023 |
| 2024 if (conf->body_source.data == NULL) { | |
| 2025 conf->body_source = prev->body_source; | |
| 2026 conf->body_set_len = prev->body_set_len; | |
| 2027 conf->body_set = prev->body_set; | |
| 2028 } | |
| 2029 | |
| 579 | 2030 if (conf->body_source.data && conf->body_set_len == NULL) { |
| 577 | 2031 |
| 2032 ngx_memzero(&sc, sizeof(ngx_http_script_compile_t)); | |
| 2033 | |
| 2034 sc.cf = cf; | |
| 2035 sc.source = &conf->body_source; | |
| 2036 sc.flushes = &conf->flushes; | |
| 2037 sc.lengths = &conf->body_set_len; | |
| 2038 sc.values = &conf->body_set; | |
| 2039 sc.complete_lengths = 1; | |
| 2040 sc.complete_values = 1; | |
| 2041 | |
| 2042 if (ngx_http_script_compile(&sc) != NGX_OK) { | |
| 2043 return NGX_CONF_ERROR; | |
| 2044 } | |
| 2045 | |
| 2046 if (conf->headers_source == NULL) { | |
| 2047 conf->headers_source = ngx_array_create(cf->pool, 4, | |
| 649 | 2048 sizeof(ngx_keyval_t)); |
| 577 | 2049 if (conf->headers_source == NULL) { |
| 2050 return NGX_CONF_ERROR; | |
| 2051 } | |
| 2052 } | |
| 2053 | |
| 2054 s = ngx_array_push(conf->headers_source); | |
| 2055 if (s == NULL) { | |
| 2056 return NGX_CONF_ERROR; | |
| 2057 } | |
| 2058 | |
| 2059 s->key.len = sizeof("Content-Length") - 1; | |
| 2060 s->key.data = (u_char *) "Content-Length"; | |
| 2061 s->value.len = sizeof("$proxy_internal_body_length") - 1; | |
| 2062 s->value.data = (u_char *) "$proxy_internal_body_length"; | |
| 2063 } | |
| 2064 | |
| 2065 | |
| 509 | 2066 if (conf->headers_source == NULL) { |
| 573 | 2067 conf->flushes = prev->flushes; |
| 507 | 2068 conf->headers_set_len = prev->headers_set_len; |
| 2069 conf->headers_set = prev->headers_set; | |
| 2070 conf->headers_set_hash = prev->headers_set_hash; | |
| 573 | 2071 conf->headers_source = prev->headers_source; |
| 507 | 2072 } |
| 2073 | |
| 649 | 2074 if (conf->headers_set_hash.buckets) { |
| 509 | 2075 return NGX_CONF_OK; |
| 2076 } | |
| 2077 | |
| 2078 | |
| 649 | 2079 conf->headers_names = ngx_array_create(cf->pool, 4, sizeof(ngx_hash_key_t)); |
| 509 | 2080 if (conf->headers_names == NULL) { |
| 2081 return NGX_CONF_ERROR; | |
| 2082 } | |
| 2083 | |
| 2084 if (conf->headers_source == NULL) { | |
| 2085 conf->headers_source = ngx_array_create(cf->pool, 4, | |
| 649 | 2086 sizeof(ngx_keyval_t)); |
| 509 | 2087 if (conf->headers_source == NULL) { |
| 2088 return NGX_CONF_ERROR; | |
| 2089 } | |
| 2090 } | |
| 507 | 2091 |
| 509 | 2092 conf->headers_set_len = ngx_array_create(cf->pool, 64, 1); |
| 2093 if (conf->headers_set_len == NULL) { | |
| 2094 return NGX_CONF_ERROR; | |
| 2095 } | |
| 2096 | |
| 2097 conf->headers_set = ngx_array_create(cf->pool, 512, 1); | |
| 2098 if (conf->headers_set == NULL) { | |
| 2099 return NGX_CONF_ERROR; | |
| 2100 } | |
| 2101 | |
| 2102 | |
| 2103 src = conf->headers_source->elts; | |
| 2104 | |
| 2105 for (h = ngx_http_proxy_headers; h->key.len; h++) { | |
| 2106 | |
| 2107 for (i = 0; i < conf->headers_source->nelts; i++) { | |
| 2108 if (ngx_strcasecmp(h->key.data, src[i].key.data) == 0) { | |
| 2109 goto next; | |
| 507 | 2110 } |
| 2111 } | |
| 2112 | |
| 509 | 2113 s = ngx_array_push(conf->headers_source); |
| 2114 if (s == NULL) { | |
| 507 | 2115 return NGX_CONF_ERROR; |
| 2116 } | |
| 2117 | |
| 509 | 2118 *s = *h; |
| 507 | 2119 |
| 517 | 2120 src = conf->headers_source->elts; |
| 2121 | |
| 509 | 2122 next: |
| 507 | 2123 |
| 509 | 2124 continue; |
| 2125 } | |
| 507 | 2126 |
| 577 | 2127 |
| 2128 src = conf->headers_source->elts; | |
| 509 | 2129 for (i = 0; i < conf->headers_source->nelts; i++) { |
| 507 | 2130 |
| 649 | 2131 hk = ngx_array_push(conf->headers_names); |
| 2132 if (hk == NULL) { | |
| 507 | 2133 return NGX_CONF_ERROR; |
| 2134 } | |
| 2135 | |
| 649 | 2136 hk->key = src[i].key; |
| 2137 hk->key_hash = ngx_hash_key_lc(src[i].key.data, src[i].key.len); | |
| 2138 hk->value = (void *) 1; | |
| 509 | 2139 |
| 519 | 2140 if (src[i].value.len == 0) { |
| 2141 continue; | |
| 2142 } | |
| 2143 | |
| 509 | 2144 if (ngx_http_script_variables_count(&src[i].value) == 0) { |
| 2145 copy = ngx_array_push_n(conf->headers_set_len, | |
| 2146 sizeof(ngx_http_script_copy_code_t)); | |
| 2147 if (copy == NULL) { | |
| 2148 return NGX_CONF_ERROR; | |
| 2149 } | |
| 2150 | |
| 2151 copy->code = (ngx_http_script_code_pt) | |
| 2152 ngx_http_script_copy_len_code; | |
| 2153 copy->len = src[i].key.len + sizeof(": ") - 1 | |
| 2154 + src[i].value.len + sizeof(CRLF) - 1; | |
| 507 | 2155 |
| 2156 | |
| 509 | 2157 size = (sizeof(ngx_http_script_copy_code_t) |
| 2158 + src[i].key.len + sizeof(": ") - 1 | |
| 2159 + src[i].value.len + sizeof(CRLF) - 1 | |
| 2160 + sizeof(uintptr_t) - 1) | |
| 2161 & ~(sizeof(uintptr_t) - 1); | |
| 2162 | |
| 2163 copy = ngx_array_push_n(conf->headers_set, size); | |
| 2164 if (copy == NULL) { | |
| 2165 return NGX_CONF_ERROR; | |
| 2166 } | |
| 2167 | |
| 2168 copy->code = ngx_http_script_copy_code; | |
| 2169 copy->len = src[i].key.len + sizeof(": ") - 1 | |
| 2170 + src[i].value.len + sizeof(CRLF) - 1; | |
| 2171 | |
| 2172 p = (u_char *) copy + sizeof(ngx_http_script_copy_code_t); | |
| 2173 | |
| 2174 p = ngx_cpymem(p, src[i].key.data, src[i].key.len); | |
| 2175 *p++ = ':'; *p++ = ' '; | |
| 2176 p = ngx_cpymem(p, src[i].value.data, src[i].value.len); | |
| 2177 *p++ = CR; *p = LF; | |
| 2178 | |
| 2179 } else { | |
| 2180 copy = ngx_array_push_n(conf->headers_set_len, | |
| 2181 sizeof(ngx_http_script_copy_code_t)); | |
| 2182 if (copy == NULL) { | |
| 2183 return NGX_CONF_ERROR; | |
| 2184 } | |
| 2185 | |
| 2186 copy->code = (ngx_http_script_code_pt) | |
| 2187 ngx_http_script_copy_len_code; | |
| 2188 copy->len = src[i].key.len + sizeof(": ") - 1; | |
| 507 | 2189 |
| 2190 | |
| 509 | 2191 size = (sizeof(ngx_http_script_copy_code_t) |
| 2192 + src[i].key.len + sizeof(": ") - 1 + sizeof(uintptr_t) - 1) | |
| 2193 & ~(sizeof(uintptr_t) - 1); | |
| 2194 | |
| 2195 copy = ngx_array_push_n(conf->headers_set, size); | |
| 2196 if (copy == NULL) { | |
| 2197 return NGX_CONF_ERROR; | |
| 2198 } | |
| 2199 | |
| 2200 copy->code = ngx_http_script_copy_code; | |
| 2201 copy->len = src[i].key.len + sizeof(": ") - 1; | |
| 2202 | |
| 2203 p = (u_char *) copy + sizeof(ngx_http_script_copy_code_t); | |
| 2204 p = ngx_cpymem(p, src[i].key.data, src[i].key.len); | |
| 2205 *p++ = ':'; *p = ' '; | |
| 2206 | |
| 2207 | |
| 2208 ngx_memzero(&sc, sizeof(ngx_http_script_compile_t)); | |
| 2209 | |
| 2210 sc.cf = cf; | |
| 2211 sc.source = &src[i].value; | |
| 573 | 2212 sc.flushes = &conf->flushes; |
| 509 | 2213 sc.lengths = &conf->headers_set_len; |
| 2214 sc.values = &conf->headers_set; | |
| 2215 | |
| 2216 if (ngx_http_script_compile(&sc) != NGX_OK) { | |
| 2217 return NGX_CONF_ERROR; | |
| 2218 } | |
| 2219 | |
| 2220 | |
| 2221 copy = ngx_array_push_n(conf->headers_set_len, | |
| 2222 sizeof(ngx_http_script_copy_code_t)); | |
| 2223 if (copy == NULL) { | |
| 2224 return NGX_CONF_ERROR; | |
| 2225 } | |
| 2226 | |
| 2227 copy->code = (ngx_http_script_code_pt) | |
| 2228 ngx_http_script_copy_len_code; | |
| 2229 copy->len = sizeof(CRLF) - 1; | |
| 2230 | |
| 2231 | |
| 2232 size = (sizeof(ngx_http_script_copy_code_t) | |
| 2233 + sizeof(CRLF) - 1 + sizeof(uintptr_t) - 1) | |
| 2234 & ~(sizeof(uintptr_t) - 1); | |
| 2235 | |
| 2236 copy = ngx_array_push_n(conf->headers_set, size); | |
| 2237 if (copy == NULL) { | |
| 2238 return NGX_CONF_ERROR; | |
| 2239 } | |
| 2240 | |
| 2241 copy->code = ngx_http_script_copy_code; | |
| 2242 copy->len = sizeof(CRLF) - 1; | |
| 2243 | |
| 2244 p = (u_char *) copy + sizeof(ngx_http_script_copy_code_t); | |
| 2245 *p++ = CR; *p = LF; | |
| 507 | 2246 } |
| 2247 | |
| 509 | 2248 code = ngx_array_push_n(conf->headers_set_len, sizeof(uintptr_t)); |
| 2249 if (code == NULL) { | |
| 507 | 2250 return NGX_CONF_ERROR; |
| 2251 } | |
| 2252 | |
| 509 | 2253 *code = (uintptr_t) NULL; |
| 2254 | |
| 2255 code = ngx_array_push_n(conf->headers_set, sizeof(uintptr_t)); | |
| 2256 if (code == NULL) { | |
| 2257 return NGX_CONF_ERROR; | |
| 2258 } | |
| 2259 | |
| 2260 *code = (uintptr_t) NULL; | |
| 507 | 2261 } |
| 2262 | |
| 509 | 2263 code = ngx_array_push_n(conf->headers_set_len, sizeof(uintptr_t)); |
| 2264 if (code == NULL) { | |
| 2265 return NGX_CONF_ERROR; | |
| 507 | 2266 } |
| 2267 | |
| 509 | 2268 *code = (uintptr_t) NULL; |
| 507 | 2269 |
| 2270 | |
| 649 | 2271 hash.hash = &conf->headers_set_hash; |
| 2272 hash.key = ngx_hash_key_lc; | |
|
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diff
changeset
|
2273 hash.max_size = conf->headers_hash_max_size; |
|
1666b7b0bafc
proxy_headers_hash_max_size and proxy_headers_hash_bucket_size
Igor Sysoev <igor@sysoev.ru>
parents:
1125
diff
changeset
|
2274 hash.bucket_size = conf->headers_hash_bucket_size; |
|
1666b7b0bafc
proxy_headers_hash_max_size and proxy_headers_hash_bucket_size
Igor Sysoev <igor@sysoev.ru>
parents:
1125
diff
changeset
|
2275 hash.name = "proxy_headers_hash"; |
| 649 | 2276 hash.pool = cf->pool; |
| 2277 hash.temp_pool = NULL; | |
| 2278 | |
| 2279 if (ngx_hash_init(&hash, conf->headers_names->elts, | |
| 2280 conf->headers_names->nelts) | |
| 2281 != NGX_OK) | |
| 2282 { | |
| 2283 return NGX_CONF_ERROR; | |
| 2284 } | |
| 2285 | |
| 509 | 2286 return NGX_CONF_OK; |
| 507 | 2287 } |
| 2288 | |
| 2289 | |
| 2290 static char * | |
| 2291 ngx_http_proxy_pass(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) | |
| 2292 { | |
| 509 | 2293 ngx_http_proxy_loc_conf_t *plcf = conf; |
| 507 | 2294 |
| 1658 | 2295 size_t add; |
| 2296 u_short port; | |
| 2297 ngx_str_t *value, *url; | |
| 2298 ngx_url_t u; | |
| 2299 ngx_uint_t n; | |
| 2300 ngx_http_core_loc_conf_t *clcf; | |
| 2301 ngx_http_script_compile_t sc; | |
| 507 | 2302 |
| 555 | 2303 if (plcf->upstream.schema.len) { |
| 2304 return "is duplicate"; | |
| 2305 } | |
| 2306 | |
| 1658 | 2307 clcf = ngx_http_conf_get_module_loc_conf(cf, ngx_http_core_module); |
| 2308 | |
| 507 | 2309 value = cf->args->elts; |
| 2310 | |
| 2311 url = &value[1]; | |
| 2312 | |
| 1658 | 2313 n = ngx_http_script_variables_count(url); |
| 2314 | |
| 2315 if (n) { | |
| 2316 | |
| 2317 ngx_memzero(&sc, sizeof(ngx_http_script_compile_t)); | |
| 2318 | |
| 2319 sc.cf = cf; | |
| 2320 sc.source = url; | |
| 2321 sc.lengths = &plcf->proxy_lengths; | |
| 2322 sc.values = &plcf->proxy_values; | |
| 2323 sc.variables = n; | |
| 2324 sc.complete_lengths = 1; | |
| 2325 sc.complete_values = 1; | |
| 2326 | |
| 2327 if (ngx_http_script_compile(&sc) != NGX_OK) { | |
| 2328 return NGX_CONF_ERROR; | |
| 2329 } | |
| 2330 | |
| 2331 #if (NGX_HTTP_SSL) | |
| 2332 if (ngx_http_proxy_set_ssl(cf, plcf) != NGX_OK) { | |
| 2333 return NGX_CONF_ERROR; | |
| 2334 } | |
| 2335 #endif | |
| 2336 | |
| 2337 clcf->handler = ngx_http_proxy_handler; | |
| 2338 | |
| 2339 return NGX_CONF_OK; | |
| 2340 } | |
| 2341 | |
|
1107
db7c468c447d
ngx_strcasecmp()/ngx_strncasecmp()
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
2342 if (ngx_strncasecmp(url->data, (u_char *) "http://", 7) == 0) { |
| 577 | 2343 add = 7; |
| 591 | 2344 port = 80; |
| 577 | 2345 |
|
1107
db7c468c447d
ngx_strcasecmp()/ngx_strncasecmp()
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
2346 } else if (ngx_strncasecmp(url->data, (u_char *) "https://", 8) == 0) { |
| 577 | 2347 |
| 2348 #if (NGX_HTTP_SSL) | |
| 1658 | 2349 if (ngx_http_proxy_set_ssl(cf, plcf) != NGX_OK) { |
| 2350 return NGX_CONF_ERROR; | |
| 2351 } | |
| 577 | 2352 |
| 2353 add = 8; | |
| 591 | 2354 port = 443; |
| 577 | 2355 #else |
| 2356 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, | |
| 2357 "https protocol requires SSL support"); | |
| 2358 return NGX_CONF_ERROR; | |
| 2359 #endif | |
| 2360 | |
| 2361 } else { | |
| 507 | 2362 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, "invalid URL prefix"); |
| 2363 return NGX_CONF_ERROR; | |
| 2364 } | |
| 2365 | |
| 651 | 2366 ngx_memzero(&u, sizeof(ngx_url_t)); |
| 2367 | |
| 2368 u.url.len = url->len - add; | |
| 2369 u.url.data = url->data + add; | |
| 906 | 2370 u.default_port = port; |
| 2371 u.uri_part = 1; | |
| 884 | 2372 u.no_resolve = 1; |
| 2373 | |
| 2374 plcf->upstream.upstream = ngx_http_upstream_add(cf, &u, 0); | |
| 2375 if (plcf->upstream.upstream == NULL) { | |
| 507 | 2376 return NGX_CONF_ERROR; |
| 2377 } | |
| 2378 | |
| 1658 | 2379 if (ngx_http_proxy_set_vars(cf->pool, &u, &plcf->vars) != NGX_OK) { |
| 2380 return NGX_CONF_ERROR; | |
| 906 | 2381 } |
| 2382 | |
| 591 | 2383 plcf->upstream.schema.len = add; |
| 2384 plcf->upstream.schema.data = url->data; | |
| 1658 | 2385 plcf->location = clcf->name; |
| 507 | 2386 |
| 2387 clcf->handler = ngx_http_proxy_handler; | |
| 2388 | |
| 1353 | 2389 if (clcf->named |
| 507 | 2390 #if (NGX_PCRE) |
| 1353 | 2391 || clcf->regex |
| 2392 #endif | |
| 2393 || clcf->noname) | |
| 2394 { | |
| 1658 | 2395 if (plcf->vars.uri.len) { |
| 573 | 2396 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
| 2397 "\"proxy_pass\" may not have URI part in " | |
|
843
ebab9490204c
allow proxy_pass inside limit_except
Igor Sysoev <igor@sysoev.ru>
parents:
812
diff
changeset
|
2398 "location given by regular expression, " |
| 1353 | 2399 "or inside named location, " |
|
843
ebab9490204c
allow proxy_pass inside limit_except
Igor Sysoev <igor@sysoev.ru>
parents:
812
diff
changeset
|
2400 "or inside the \"if\" statement, " |
|
ebab9490204c
allow proxy_pass inside limit_except
Igor Sysoev <igor@sysoev.ru>
parents:
812
diff
changeset
|
2401 "or inside the \"limit_except\" block"); |
| 573 | 2402 return NGX_CONF_ERROR; |
| 2403 } | |
| 2404 | |
| 1658 | 2405 plcf->location.len = 0; |
| 555 | 2406 } |
| 2407 | |
| 1658 | 2408 plcf->url = *url; |
| 509 | 2409 |
| 507 | 2410 if (clcf->name.data[clcf->name.len - 1] == '/') { |
| 2411 clcf->auto_redirect = 1; | |
| 2412 } | |
| 2413 | |
| 2414 return NGX_CONF_OK; | |
| 2415 } | |
| 2416 | |
| 2417 | |
| 2418 static char * | |
| 509 | 2419 ngx_http_proxy_redirect(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) |
| 507 | 2420 { |
| 509 | 2421 ngx_http_proxy_loc_conf_t *plcf = conf; |
| 2422 | |
| 2423 ngx_str_t *value; | |
| 2424 ngx_array_t *vars_lengths, *vars_values; | |
| 2425 ngx_http_script_compile_t sc; | |
| 2426 ngx_http_proxy_redirect_t *pr; | |
| 2427 | |
| 2428 if (plcf->redirect == 0) { | |
| 2429 return NGX_CONF_OK; | |
| 2430 } | |
| 2431 | |
| 2432 value = cf->args->elts; | |
| 2433 | |
| 2434 if (ngx_strcmp(value[1].data, "off") == 0) { | |
| 2435 plcf->redirect = 0; | |
| 2436 plcf->redirects = NULL; | |
| 2437 return NGX_CONF_OK; | |
| 2438 } | |
| 2439 | |
| 2440 if (plcf->redirects == NULL) { | |
| 2441 plcf->redirects = ngx_array_create(cf->pool, 1, | |
| 2442 sizeof(ngx_http_proxy_redirect_t)); | |
| 2443 if (plcf->redirects == NULL) { | |
| 2444 return NGX_CONF_ERROR; | |
| 2445 } | |
| 2446 } | |
| 2447 | |
| 2448 pr = ngx_array_push(plcf->redirects); | |
| 2449 if (pr == NULL) { | |
| 2450 return NGX_CONF_ERROR; | |
| 2451 } | |
| 2452 | |
| 2453 if (cf->args->nelts == 2 && ngx_strcmp(value[1].data, "default") == 0) { | |
| 1658 | 2454 if (plcf->url.data == NULL) { |
| 509 | 2455 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
| 2456 "\"proxy_rewrite_location default\" must go " | |
| 2457 "after the \"proxy_pass\" directive"); | |
| 2458 return NGX_CONF_ERROR; | |
| 2459 } | |
| 2460 | |
| 2461 pr->handler = ngx_http_proxy_rewrite_redirect_text; | |
| 1658 | 2462 pr->redirect = plcf->url; |
| 2463 | |
| 2464 if (plcf->vars.uri.len) { | |
| 2465 pr->replacement.text = plcf->location; | |
| 653 | 2466 |
| 2467 } else { | |
| 2468 pr->replacement.text.len = 0; | |
| 2469 pr->replacement.text.data = NULL; | |
| 2470 } | |
| 509 | 2471 |
| 2472 return NGX_CONF_OK; | |
| 2473 } | |
| 2474 | |
| 2475 if (ngx_http_script_variables_count(&value[2]) == 0) { | |
| 2476 pr->handler = ngx_http_proxy_rewrite_redirect_text; | |
| 2477 pr->redirect = value[1]; | |
| 2478 pr->replacement.text = value[2]; | |
| 2479 | |
| 2480 return NGX_CONF_OK; | |
| 2481 } | |
| 2482 | |
| 2483 ngx_memzero(&sc, sizeof(ngx_http_script_compile_t)); | |
| 2484 | |
| 2485 vars_lengths = NULL; | |
| 2486 vars_values = NULL; | |
| 2487 | |
| 2488 sc.cf = cf; | |
| 2489 sc.source = &value[2]; | |
| 2490 sc.lengths = &vars_lengths; | |
| 2491 sc.values = &vars_values; | |
| 2492 sc.complete_lengths = 1; | |
| 2493 sc.complete_values = 1; | |
| 2494 | |
| 2495 if (ngx_http_script_compile(&sc) != NGX_OK) { | |
| 2496 return NGX_CONF_ERROR; | |
| 2497 } | |
| 2498 | |
| 2499 pr->handler = ngx_http_proxy_rewrite_redirect_vars; | |
| 2500 pr->redirect = value[1]; | |
| 2501 pr->replacement.vars.lengths = vars_lengths->elts; | |
| 2502 pr->replacement.vars.values = vars_values->elts; | |
| 2503 | |
| 507 | 2504 return NGX_CONF_OK; |
| 2505 } | |
| 2506 | |
| 2507 | |
| 2508 static char * | |
|
1295
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2509 ngx_http_proxy_store(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) |
|
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2510 { |
|
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2511 ngx_http_proxy_loc_conf_t *plcf = conf; |
|
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2512 |
|
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2513 ngx_str_t *value; |
|
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2514 ngx_http_script_compile_t sc; |
|
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2515 |
|
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2516 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
|
2517 { |
|
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2518 return "is duplicate"; |
|
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2519 } |
|
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2520 |
|
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2521 value = cf->args->elts; |
|
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2522 |
|
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2523 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
|
2524 plcf->upstream.store = 1; |
|
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2525 return NGX_CONF_OK; |
|
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2526 } |
|
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2527 |
|
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2528 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
|
2529 plcf->upstream.store = 0; |
|
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2530 return NGX_CONF_OK; |
|
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2531 } |
|
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2532 |
|
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2533 /* include the terminating '\0' into script */ |
|
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2534 value[1].len++; |
|
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2535 |
|
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2536 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
|
2537 |
|
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2538 sc.cf = cf; |
|
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2539 sc.source = &value[1]; |
|
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2540 sc.lengths = &plcf->upstream.store_lengths; |
|
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2541 sc.values = &plcf->upstream.store_values; |
|
1563
022ec9420f80
style fix: remove double semicolons
Igor Sysoev <igor@sysoev.ru>
parents:
1488
diff
changeset
|
2542 sc.variables = ngx_http_script_variables_count(&value[1]); |
|
1295
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2543 sc.complete_lengths = 1; |
|
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2544 sc.complete_values = 1; |
|
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2545 |
|
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2546 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
|
2547 return NGX_CONF_ERROR; |
|
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2548 } |
|
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2549 |
|
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2550 return NGX_CONF_OK; |
|
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2551 } |
|
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2552 |
|
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2553 |
|
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2554 static char * |
| 507 | 2555 ngx_http_proxy_lowat_check(ngx_conf_t *cf, void *post, void *data) |
| 2556 { | |
| 2557 #if (NGX_FREEBSD) | |
| 2558 ssize_t *np = data; | |
| 2559 | |
| 673 | 2560 if ((u_long) *np >= ngx_freebsd_net_inet_tcp_sendspace) { |
| 507 | 2561 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
| 2562 "\"proxy_send_lowat\" must be less than %d " | |
| 2563 "(sysctl net.inet.tcp.sendspace)", | |
| 2564 ngx_freebsd_net_inet_tcp_sendspace); | |
| 2565 | |
| 2566 return NGX_CONF_ERROR; | |
| 2567 } | |
| 2568 | |
| 2569 #elif !(NGX_HAVE_SO_SNDLOWAT) | |
| 2570 ssize_t *np = data; | |
| 2571 | |
| 2572 ngx_conf_log_error(NGX_LOG_WARN, cf, 0, | |
| 2573 "\"proxy_send_lowat\" is not supported, ignored"); | |
| 2574 | |
| 2575 *np = 0; | |
| 2576 | |
| 2577 #endif | |
| 2578 | |
| 2579 return NGX_CONF_OK; | |
| 2580 } | |
| 884 | 2581 |
| 2582 | |
| 2583 static char * | |
| 2584 ngx_http_proxy_upstream_max_fails_unsupported(ngx_conf_t *cf, | |
| 2585 ngx_command_t *cmd, void *conf) | |
| 2586 { | |
| 2587 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, | |
| 2588 "\"proxy_upstream_max_fails\" is not supported, " | |
| 2589 "use the \"max_fails\" parameter of the \"server\" directive ", | |
| 2590 "inside the \"upstream\" block"); | |
| 2591 | |
| 2592 return NGX_CONF_ERROR; | |
| 2593 } | |
| 2594 | |
| 2595 | |
| 2596 static char * | |
| 2597 ngx_http_proxy_upstream_fail_timeout_unsupported(ngx_conf_t *cf, | |
| 2598 ngx_command_t *cmd, void *conf) | |
| 2599 { | |
| 2600 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, | |
| 2601 "\"proxy_upstream_fail_timeout\" is not supported, " | |
| 2602 "use the \"fail_timeout\" parameter of the \"server\" directive ", | |
| 2603 "inside the \"upstream\" block"); | |
| 2604 | |
| 2605 return NGX_CONF_ERROR; | |
| 2606 } | |
| 1658 | 2607 |
| 2608 | |
| 2609 #if (NGX_HTTP_SSL) | |
| 2610 | |
| 2611 static ngx_int_t | |
| 2612 ngx_http_proxy_set_ssl(ngx_conf_t *cf, ngx_http_proxy_loc_conf_t *plcf) | |
| 2613 { | |
| 2614 ngx_pool_cleanup_t *cln; | |
| 2615 | |
| 2616 plcf->upstream.ssl = ngx_pcalloc(cf->pool, sizeof(ngx_ssl_t)); | |
| 2617 if (plcf->upstream.ssl == NULL) { | |
| 2618 return NGX_ERROR; | |
| 2619 } | |
| 2620 | |
| 2621 plcf->upstream.ssl->log = cf->log; | |
| 2622 | |
| 2623 if (ngx_ssl_create(plcf->upstream.ssl, | |
| 2624 NGX_SSL_SSLv2|NGX_SSL_SSLv3|NGX_SSL_TLSv1, NULL) | |
| 2625 != NGX_OK) | |
| 2626 { | |
| 2627 return NGX_ERROR; | |
| 2628 } | |
| 2629 | |
| 2630 cln = ngx_pool_cleanup_add(cf->pool, 0); | |
| 2631 if (cln == NULL) { | |
| 2632 return NGX_ERROR; | |
| 2633 } | |
| 2634 | |
| 2635 cln->handler = ngx_ssl_cleanup_ctx; | |
| 2636 cln->data = plcf->upstream.ssl; | |
| 2637 | |
| 2638 return NGX_OK; | |
| 2639 } | |
| 2640 | |
| 2641 #endif | |
| 2642 | |
| 2643 | |
| 2644 static ngx_int_t | |
| 2645 ngx_http_proxy_set_vars(ngx_pool_t *pool, ngx_url_t *u, | |
| 2646 ngx_http_proxy_vars_t *v) | |
| 2647 { | |
| 2648 if (!u->unix_socket) { | |
| 2649 if (u->no_port || u->port == u->default_port) { | |
| 2650 v->host_header = u->host; | |
| 2651 | |
| 2652 if (u->default_port == 80) { | |
| 2653 v->port.len = sizeof("80") - 1; | |
| 2654 v->port.data = (u_char *) "80"; | |
| 2655 | |
| 2656 } else { | |
| 2657 v->port.len = sizeof("443") - 1; | |
| 2658 v->port.data = (u_char *) "443"; | |
| 2659 } | |
| 2660 | |
| 2661 } 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
|
2662 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
|
2663 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
|
2664 v->port = u->port_text; |
| 1658 | 2665 } |
| 2666 | |
| 2667 } else { | |
| 2668 v->host_header.len = sizeof("localhost") - 1; | |
| 2669 v->host_header.data = (u_char *) "localhost"; | |
| 2670 v->port.len = 0; | |
| 2671 v->port.data = (u_char *) ""; | |
| 2672 } | |
| 2673 | |
| 2674 v->uri = u->uri; | |
| 2675 | |
| 2676 return NGX_OK; | |
| 2677 } |