Mercurial > hg > nginx
annotate src/http/modules/ngx_http_proxy_module.c @ 1886:2819956d1ca0
add X-Accel-Charset to ingored header, fix X-Accel-Buffering
| author | Igor Sysoev <igor@sysoev.ru> |
|---|---|
| date | Mon, 11 Feb 2008 14:02:28 +0000 |
| parents | 68d21fd1dc64 |
| children | 68b426b43c31 |
| 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"), | |
|
1886
2819956d1ca0
add X-Accel-Charset to ingored header, fix X-Accel-Buffering
Igor Sysoev <igor@sysoev.ru>
parents:
1774
diff
changeset
|
438 ngx_string("X-Accel-Buffering"), |
|
2819956d1ca0
add X-Accel-Charset to ingored header, fix X-Accel-Buffering
Igor Sysoev <igor@sysoev.ru>
parents:
1774
diff
changeset
|
439 ngx_string("X-Accel-Charset"), |
| 649 | 440 ngx_null_string |
| 509 | 441 }; |
| 442 | |
| 443 | |
| 444 static ngx_http_variable_t ngx_http_proxy_vars[] = { | |
| 445 | |
| 637 | 446 { ngx_string("proxy_host"), NULL, ngx_http_proxy_host_variable, 0, |
| 1565 | 447 NGX_HTTP_VAR_CHANGEABLE|NGX_HTTP_VAR_NOHASH, 0 }, |
| 509 | 448 |
| 637 | 449 { ngx_string("proxy_port"), NULL, ngx_http_proxy_port_variable, 0, |
| 1565 | 450 NGX_HTTP_VAR_CHANGEABLE|NGX_HTTP_VAR_NOHASH, 0 }, |
| 509 | 451 |
| 637 | 452 { ngx_string("proxy_add_x_forwarded_for"), NULL, |
| 583 | 453 ngx_http_proxy_add_x_forwarded_for_variable, 0, NGX_HTTP_VAR_NOHASH, 0 }, |
| 509 | 454 |
| 455 #if 0 | |
| 637 | 456 { ngx_string("proxy_add_via"), NULL, NULL, 0, NGX_HTTP_VAR_NOHASH, 0 }, |
| 509 | 457 #endif |
| 458 | |
| 637 | 459 { ngx_string("proxy_internal_body_length"), NULL, |
| 583 | 460 ngx_http_proxy_internal_body_length_variable, 0, NGX_HTTP_VAR_NOHASH, 0 }, |
| 577 | 461 |
| 637 | 462 { ngx_null_string, NULL, NULL, 0, 0, 0 } |
| 509 | 463 }; |
| 507 | 464 |
| 465 | |
| 466 static ngx_int_t | |
| 467 ngx_http_proxy_handler(ngx_http_request_t *r) | |
| 577 | 468 { |
| 507 | 469 ngx_int_t rc; |
| 470 ngx_http_upstream_t *u; | |
| 1658 | 471 ngx_http_proxy_ctx_t *ctx; |
| 507 | 472 ngx_http_proxy_loc_conf_t *plcf; |
| 577 | 473 |
| 507 | 474 u = ngx_pcalloc(r->pool, sizeof(ngx_http_upstream_t)); |
| 475 if (u == NULL) { | |
| 476 return NGX_HTTP_INTERNAL_SERVER_ERROR; | |
| 477 } | |
| 577 | 478 |
| 1658 | 479 r->upstream = u; |
| 480 | |
| 481 ctx = ngx_pcalloc(r->pool, sizeof(ngx_http_proxy_ctx_t)); | |
| 482 if (ctx == NULL) { | |
| 483 return NGX_ERROR; | |
| 484 } | |
| 485 | |
| 486 ngx_http_set_ctx(r, ctx, ngx_http_proxy_module); | |
| 487 | |
| 488 plcf = ngx_http_get_module_loc_conf(r, ngx_http_proxy_module); | |
| 489 | |
| 490 if (plcf->proxy_lengths == 0) { | |
| 491 ctx->vars = plcf->vars; | |
| 492 u->schema = plcf->upstream.schema; | |
| 493 #if (NGX_HTTP_SSL) | |
| 494 u->ssl = (plcf->upstream.ssl != NULL); | |
| 495 #endif | |
| 496 | |
| 497 } else { | |
| 498 if (ngx_http_proxy_eval(r, ctx, plcf) != NGX_OK) { | |
| 499 return NGX_HTTP_INTERNAL_SERVER_ERROR; | |
| 500 } | |
| 501 } | |
| 502 | |
| 507 | 503 u->peer.log = r->connection->log; |
| 504 u->peer.log_error = NGX_ERROR_ERR; | |
| 505 #if (NGX_THREADS) | |
| 506 u->peer.lock = &r->connection->lock; | |
| 507 #endif | |
| 508 | |
| 509 u->output.tag = (ngx_buf_tag_t) &ngx_http_proxy_module; | |
| 510 | |
| 511 u->conf = &plcf->upstream; | |
| 512 | |
| 513 u->create_request = ngx_http_proxy_create_request; | |
| 514 u->reinit_request = ngx_http_proxy_reinit_request; | |
| 509 | 515 u->process_header = ngx_http_proxy_process_status_line; |
| 507 | 516 u->abort_request = ngx_http_proxy_abort_request; |
| 517 u->finalize_request = ngx_http_proxy_finalize_request; | |
| 518 | |
| 509 | 519 if (plcf->redirects) { |
| 520 u->rewrite_redirect = ngx_http_proxy_rewrite_redirect; | |
| 521 } | |
| 522 | |
| 649 | 523 u->buffering = plcf->upstream.buffering; |
| 524 | |
| 525 u->pipe = ngx_pcalloc(r->pool, sizeof(ngx_event_pipe_t)); | |
| 526 if (u->pipe == NULL) { | |
| 527 return NGX_HTTP_INTERNAL_SERVER_ERROR; | |
| 581 | 528 } |
| 507 | 529 |
| 649 | 530 u->pipe->input_filter = ngx_event_pipe_copy_input_filter; |
| 531 | |
| 509 | 532 u->accel = 1; |
| 577 | 533 |
| 507 | 534 rc = ngx_http_read_client_request_body(r, ngx_http_upstream_init); |
| 535 | |
| 536 if (rc >= NGX_HTTP_SPECIAL_RESPONSE) { | |
| 537 return rc; | |
| 538 } | |
| 539 | |
| 540 return NGX_DONE; | |
| 541 } | |
| 542 | |
| 543 | |
| 544 static ngx_int_t | |
| 1658 | 545 ngx_http_proxy_eval(ngx_http_request_t *r, ngx_http_proxy_ctx_t *ctx, |
| 546 ngx_http_proxy_loc_conf_t *plcf) | |
| 547 { | |
| 548 size_t add; | |
| 549 u_short port; | |
| 550 ngx_str_t proxy; | |
| 551 ngx_url_t u; | |
| 552 | |
| 553 if (ngx_http_script_run(r, &proxy, plcf->proxy_lengths->elts, 0, | |
| 554 plcf->proxy_values->elts) | |
| 555 == NULL) | |
| 556 { | |
| 557 return NGX_ERROR; | |
| 558 } | |
| 559 | |
| 560 if (ngx_strncasecmp(proxy.data, (u_char *) "http://", 7) == 0) { | |
| 561 | |
| 562 add = 7; | |
| 563 port = 80; | |
| 564 | |
| 565 #if (NGX_HTTP_SSL) | |
| 566 | |
| 567 } else if (ngx_strncasecmp(proxy.data, (u_char *) "https://", 8) == 0) { | |
| 568 | |
| 569 add = 8; | |
| 570 port = 443; | |
| 571 r->upstream->ssl = 1; | |
| 572 | |
| 573 #endif | |
| 574 | |
| 575 } else { | |
| 576 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, | |
| 577 "invalid URL prefix in \"%V\"", &proxy); | |
| 578 return NGX_ERROR; | |
| 579 } | |
| 580 | |
| 581 r->upstream->schema.len = add; | |
| 582 r->upstream->schema.data = proxy.data; | |
| 583 | |
| 584 ngx_memzero(&u, sizeof(ngx_url_t)); | |
| 585 | |
| 586 u.url.len = proxy.len - add; | |
| 587 u.url.data = proxy.data + add; | |
| 588 u.default_port = port; | |
| 589 u.uri_part = 1; | |
| 590 u.no_resolve = 1; | |
| 591 | |
| 592 if (ngx_parse_url(r->pool, &u) != NGX_OK) { | |
| 593 if (u.err) { | |
| 594 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, | |
| 595 "%s in upstream \"%V\"", u.err, &u.url); | |
| 596 } | |
| 597 | |
| 598 return NGX_ERROR; | |
| 599 } | |
| 600 | |
| 601 if (ngx_http_proxy_set_vars(r->pool, &u, &ctx->vars) != NGX_OK) { | |
| 602 return NGX_ERROR; | |
| 603 } | |
| 604 | |
| 605 r->upstream->resolved = ngx_pcalloc(r->pool, | |
| 606 sizeof(ngx_http_upstream_resolved_t)); | |
| 607 if (r->upstream->resolved == NULL) { | |
| 608 return NGX_ERROR; | |
| 609 } | |
| 610 | |
| 611 r->upstream->resolved->host = u.host; | |
| 612 r->upstream->resolved->port = (in_port_t) (u.no_port ? u.default_port: | |
| 613 u.port); | |
| 614 | |
| 615 return NGX_OK; | |
| 616 } | |
| 617 | |
| 618 | |
| 619 static ngx_int_t | |
| 507 | 620 ngx_http_proxy_create_request(ngx_http_request_t *r) |
| 621 { | |
| 577 | 622 size_t len, loc_len, body_len; |
| 509 | 623 uintptr_t escape; |
| 624 ngx_buf_t *b; | |
| 649 | 625 ngx_str_t method; |
| 626 ngx_uint_t i, unparsed_uri; | |
| 509 | 627 ngx_chain_t *cl, *body; |
| 628 ngx_list_part_t *part; | |
| 629 ngx_table_elt_t *header; | |
| 630 ngx_http_upstream_t *u; | |
| 1658 | 631 ngx_http_proxy_ctx_t *ctx; |
| 509 | 632 ngx_http_script_code_pt code; |
| 633 ngx_http_script_engine_t e, le; | |
| 634 ngx_http_proxy_loc_conf_t *plcf; | |
| 635 ngx_http_script_len_code_pt lcode; | |
| 507 | 636 |
| 637 u = r->upstream; | |
| 638 | |
| 639 plcf = ngx_http_get_module_loc_conf(r, ngx_http_proxy_module); | |
| 640 | |
| 561 | 641 if (u->method.len) { |
| 642 /* HEAD was changed to GET to cache response */ | |
| 643 method = u->method; | |
| 644 method.len++; | |
| 645 | |
| 646 } else if (plcf->method.len) { | |
| 647 method = plcf->method; | |
| 648 | |
| 507 | 649 } else { |
| 561 | 650 method = r->method_name; |
| 651 method.len++; | |
| 507 | 652 } |
| 653 | |
| 1667 | 654 len = method.len + sizeof(ngx_http_proxy_version) - 1 + sizeof(CRLF) - 1; |
| 655 | |
| 507 | 656 escape = 0; |
| 1658 | 657 loc_len = 0; |
| 658 unparsed_uri = 0; | |
| 659 | |
| 660 ctx = ngx_http_get_module_ctx(r, ngx_http_proxy_module); | |
| 661 | |
| 662 if (plcf->proxy_lengths) { | |
| 1667 | 663 len += ctx->vars.uri.len; |
| 1658 | 664 |
| 665 } else if (ctx->vars.uri.len == 0 && r->valid_unparsed_uri && r == r->main) | |
| 666 { | |
| 609 | 667 unparsed_uri = 1; |
| 1667 | 668 len += r->unparsed_uri.len; |
| 507 | 669 |
| 670 } else { | |
| 1658 | 671 loc_len = (r->valid_location && ctx->vars.uri.len) ? |
| 672 plcf->location.len : 0; | |
| 673 | |
|
1466
943f2ba615cd
escape internal request URI in proxy_pass
Igor Sysoev <igor@sysoev.ru>
parents:
1353
diff
changeset
|
674 if (r->quoted_uri || r->internal) { |
| 509 | 675 escape = 2 * ngx_escape_uri(NULL, r->uri.data + loc_len, |
| 676 r->uri.len - loc_len, NGX_ESCAPE_URI); | |
| 507 | 677 } |
| 678 | |
| 1688 | 679 len += ctx->vars.uri.len + r->uri.len - loc_len + escape |
| 680 + sizeof("?") - 1 + r->args.len; | |
| 507 | 681 } |
| 682 | |
| 1565 | 683 ngx_http_script_flush_no_cacheable_variables(r, plcf->flushes); |
| 573 | 684 |
| 577 | 685 if (plcf->body_set_len) { |
| 686 le.ip = plcf->body_set_len->elts; | |
| 687 le.request = r; | |
| 688 le.flushed = 1; | |
| 689 body_len = 0; | |
| 690 | |
| 691 while (*(uintptr_t *) le.ip) { | |
| 692 lcode = *(ngx_http_script_len_code_pt *) le.ip; | |
| 693 body_len += lcode(&le); | |
| 694 } | |
| 695 | |
| 1658 | 696 ctx->internal_body_length = body_len; |
| 577 | 697 len += body_len; |
| 698 } | |
| 699 | |
| 509 | 700 le.ip = plcf->headers_set_len->elts; |
| 701 le.request = r; | |
| 573 | 702 le.flushed = 1; |
| 507 | 703 |
| 509 | 704 while (*(uintptr_t *) le.ip) { |
| 705 while (*(uintptr_t *) le.ip) { | |
| 706 lcode = *(ngx_http_script_len_code_pt *) le.ip; | |
| 707 len += lcode(&le); | |
| 708 } | |
| 709 le.ip += sizeof(uintptr_t); | |
| 507 | 710 } |
| 711 | |
| 712 | |
| 509 | 713 if (plcf->upstream.pass_request_headers) { |
| 714 part = &r->headers_in.headers.part; | |
| 715 header = part->elts; | |
| 716 | |
| 717 for (i = 0; /* void */; i++) { | |
| 507 | 718 |
| 509 | 719 if (i >= part->nelts) { |
| 720 if (part->next == NULL) { | |
| 721 break; | |
| 722 } | |
| 723 | |
| 724 part = part->next; | |
| 725 header = part->elts; | |
| 577 | 726 i = 0; |
| 507 | 727 } |
| 728 | |
| 649 | 729 if (ngx_hash_find(&plcf->headers_set_hash, header[i].hash, |
| 730 header[i].lowcase_key, header[i].key.len)) | |
| 509 | 731 { |
| 732 continue; | |
| 733 } | |
| 734 | |
| 735 len += header[i].key.len + sizeof(": ") - 1 | |
| 736 + header[i].value.len + sizeof(CRLF) - 1; | |
| 507 | 737 } |
| 509 | 738 } |
| 507 | 739 |
| 740 | |
| 741 b = ngx_create_temp_buf(r->pool, len); | |
| 742 if (b == NULL) { | |
| 743 return NGX_ERROR; | |
| 744 } | |
| 745 | |
| 746 cl = ngx_alloc_chain_link(r->pool); | |
| 747 if (cl == NULL) { | |
| 748 return NGX_ERROR; | |
| 749 } | |
| 750 | |
| 751 cl->buf = b; | |
| 752 | |
| 753 | |
| 754 /* the request line */ | |
| 755 | |
| 573 | 756 b->last = ngx_copy(b->last, method.data, method.len); |
| 507 | 757 |
| 555 | 758 u->uri.data = b->last; |
| 759 | |
| 1658 | 760 if (plcf->proxy_lengths) { |
| 761 b->last = ngx_copy(b->last, ctx->vars.uri.data, ctx->vars.uri.len); | |
| 762 | |
| 763 } else if (unparsed_uri) { | |
| 573 | 764 b->last = ngx_copy(b->last, r->unparsed_uri.data, r->unparsed_uri.len); |
| 765 | |
| 507 | 766 } else { |
| 555 | 767 if (r->valid_location) { |
| 1658 | 768 b->last = ngx_copy(b->last, ctx->vars.uri.data, ctx->vars.uri.len); |
| 555 | 769 } |
| 551 | 770 |
| 507 | 771 if (escape) { |
| 509 | 772 ngx_escape_uri(b->last, r->uri.data + loc_len, |
| 773 r->uri.len - loc_len, NGX_ESCAPE_URI); | |
| 774 b->last += r->uri.len - loc_len + escape; | |
| 507 | 775 |
| 577 | 776 } else { |
| 573 | 777 b->last = ngx_copy(b->last, r->uri.data + loc_len, |
| 778 r->uri.len - loc_len); | |
| 507 | 779 } |
| 780 | |
| 781 if (r->args.len > 0) { | |
| 782 *b->last++ = '?'; | |
| 573 | 783 b->last = ngx_copy(b->last, r->args.data, r->args.len); |
| 507 | 784 } |
| 785 } | |
| 786 | |
| 555 | 787 u->uri.len = b->last - u->uri.data; |
| 788 | |
| 507 | 789 b->last = ngx_cpymem(b->last, ngx_http_proxy_version, |
| 790 sizeof(ngx_http_proxy_version) - 1); | |
| 791 | |
| 577 | 792 ngx_memzero(&e, sizeof(ngx_http_script_engine_t)); |
| 507 | 793 |
| 794 e.ip = plcf->headers_set->elts; | |
| 795 e.pos = b->last; | |
| 509 | 796 e.request = r; |
| 573 | 797 e.flushed = 1; |
| 507 | 798 |
| 509 | 799 le.ip = plcf->headers_set_len->elts; |
| 800 | |
| 801 while (*(uintptr_t *) le.ip) { | |
| 802 lcode = *(ngx_http_script_len_code_pt *) le.ip; | |
| 515 | 803 |
| 804 /* skip the header line name length */ | |
| 805 (void) lcode(&le); | |
| 509 | 806 |
| 807 if (*(ngx_http_script_len_code_pt *) le.ip) { | |
| 808 | |
| 809 for (len = 0; *(uintptr_t *) le.ip; len += lcode(&le)) { | |
| 810 lcode = *(ngx_http_script_len_code_pt *) le.ip; | |
| 811 } | |
| 812 | |
| 813 e.skip = (len == sizeof(CRLF) - 1) ? 1 : 0; | |
| 814 | |
| 815 } else { | |
| 816 e.skip = 0; | |
| 817 } | |
| 818 | |
| 819 le.ip += sizeof(uintptr_t); | |
| 820 | |
| 821 while (*(uintptr_t *) e.ip) { | |
| 822 code = *(ngx_http_script_code_pt *) e.ip; | |
| 823 code((ngx_http_script_engine_t *) &e); | |
| 577 | 824 } |
| 509 | 825 e.ip += sizeof(uintptr_t); |
| 507 | 826 } |
| 827 | |
| 828 b->last = e.pos; | |
| 829 | |
| 830 | |
| 509 | 831 if (plcf->upstream.pass_request_headers) { |
| 832 part = &r->headers_in.headers.part; | |
| 833 header = part->elts; | |
| 577 | 834 |
| 509 | 835 for (i = 0; /* void */; i++) { |
| 507 | 836 |
| 509 | 837 if (i >= part->nelts) { |
| 838 if (part->next == NULL) { | |
| 839 break; | |
| 840 } | |
| 841 | |
| 842 part = part->next; | |
| 843 header = part->elts; | |
| 577 | 844 i = 0; |
| 507 | 845 } |
| 846 | |
| 649 | 847 if (ngx_hash_find(&plcf->headers_set_hash, header[i].hash, |
| 848 header[i].lowcase_key, header[i].key.len)) | |
| 509 | 849 { |
| 850 continue; | |
| 851 } | |
| 507 | 852 |
| 573 | 853 b->last = ngx_copy(b->last, header[i].key.data, header[i].key.len); |
| 507 | 854 |
| 509 | 855 *b->last++ = ':'; *b->last++ = ' '; |
| 507 | 856 |
| 573 | 857 b->last = ngx_copy(b->last, header[i].value.data, |
| 858 header[i].value.len); | |
| 507 | 859 |
| 509 | 860 *b->last++ = CR; *b->last++ = LF; |
| 507 | 861 |
| 509 | 862 ngx_log_debug2(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
| 863 "http proxy header: \"%V: %V\"", | |
| 864 &header[i].key, &header[i].value); | |
| 865 } | |
| 507 | 866 } |
| 867 | |
| 577 | 868 |
| 507 | 869 /* add "\r\n" at the header end */ |
| 870 *b->last++ = CR; *b->last++ = LF; | |
| 871 | |
| 577 | 872 if (plcf->body_set) { |
| 873 e.ip = plcf->body_set->elts; | |
| 874 e.pos = b->last; | |
| 875 | |
| 876 while (*(uintptr_t *) e.ip) { | |
| 877 code = *(ngx_http_script_code_pt *) e.ip; | |
| 878 code((ngx_http_script_engine_t *) &e); | |
| 879 } | |
| 579 | 880 |
| 881 b->last = e.pos; | |
| 577 | 882 } |
| 883 | |
| 1774 | 884 ngx_log_debug2(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
| 885 "http proxy header:\n\"%*s\"", | |
| 886 (size_t) (b->last - b->pos), b->pos); | |
| 507 | 887 |
| 577 | 888 if (plcf->body_set == NULL && plcf->upstream.pass_request_body) { |
| 509 | 889 |
| 890 body = u->request_bufs; | |
| 891 u->request_bufs = cl; | |
| 892 | |
| 893 while (body) { | |
| 894 b = ngx_alloc_buf(r->pool); | |
| 895 if (b == NULL) { | |
| 896 return NGX_ERROR; | |
| 897 } | |
| 898 | |
| 899 ngx_memcpy(b, body->buf, sizeof(ngx_buf_t)); | |
| 900 | |
| 901 cl->next = ngx_alloc_chain_link(r->pool); | |
| 902 if (cl->next == NULL) { | |
| 903 return NGX_ERROR; | |
| 904 } | |
| 905 | |
| 906 cl = cl->next; | |
| 907 cl->buf = b; | |
| 908 | |
| 909 body = body->next; | |
| 910 } | |
| 911 | |
| 611 | 912 b->flush = 1; |
| 913 | |
| 509 | 914 } else { |
| 915 u->request_bufs = cl; | |
| 916 } | |
| 917 | |
| 918 cl->next = NULL; | |
| 919 | |
| 507 | 920 return NGX_OK; |
| 921 } | |
| 922 | |
| 923 | |
| 924 static ngx_int_t | |
| 925 ngx_http_proxy_reinit_request(ngx_http_request_t *r) | |
| 926 { | |
| 1658 | 927 ngx_http_proxy_ctx_t *ctx; |
| 928 | |
| 929 ctx = ngx_http_get_module_ctx(r, ngx_http_proxy_module); | |
| 930 | |
| 931 if (ctx == NULL) { | |
| 509 | 932 return NGX_OK; |
| 933 } | |
| 934 | |
| 1658 | 935 ctx->status = 0; |
| 936 ctx->status_count = 0; | |
| 937 ctx->status_start = NULL; | |
| 938 ctx->status_end = NULL; | |
| 509 | 939 |
| 940 r->upstream->process_header = ngx_http_proxy_process_status_line; | |
| 941 | |
| 942 return NGX_OK; | |
| 943 } | |
| 944 | |
| 945 | |
| 946 static ngx_int_t | |
| 947 ngx_http_proxy_process_status_line(ngx_http_request_t *r) | |
| 948 { | |
| 949 ngx_int_t rc; | |
| 950 ngx_http_upstream_t *u; | |
| 1658 | 951 ngx_http_proxy_ctx_t *ctx; |
| 952 | |
| 953 ctx = ngx_http_get_module_ctx(r, ngx_http_proxy_module); | |
| 954 | |
| 955 if (ctx == NULL) { | |
|
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parents:
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changeset
|
956 return NGX_ERROR; |
| 509 | 957 } |
| 958 | |
| 1658 | 959 rc = ngx_http_proxy_parse_status_line(r, ctx); |
| 509 | 960 |
| 961 if (rc == NGX_AGAIN) { | |
| 962 return rc; | |
| 963 } | |
| 964 | |
| 965 u = r->upstream; | |
| 966 | |
| 967 if (rc == NGX_HTTP_PROXY_PARSE_NO_HEADER) { | |
| 968 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, | |
| 577 | 969 "upstream sent no valid HTTP/1.0 header"); |
| 509 | 970 |
| 619 | 971 #if 0 |
| 509 | 972 if (u->accel) { |
| 973 return NGX_HTTP_UPSTREAM_INVALID_HEADER; | |
| 974 } | |
| 619 | 975 #endif |
| 509 | 976 |
| 977 r->http_version = NGX_HTTP_VERSION_9; | |
| 1616 | 978 u->headers_in.status_n = NGX_HTTP_OK; |
| 979 u->state->status = NGX_HTTP_OK; | |
| 577 | 980 |
| 509 | 981 return NGX_OK; |
| 982 } | |
| 983 | |
| 1658 | 984 u->headers_in.status_n = ctx->status; |
| 985 u->state->status = ctx->status; | |
| 986 | |
| 987 u->headers_in.status_line.len = ctx->status_end - ctx->status_start; | |
| 529 | 988 u->headers_in.status_line.data = ngx_palloc(r->pool, |
| 989 u->headers_in.status_line.len); | |
| 990 if (u->headers_in.status_line.data == NULL) { | |
|
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changeset
|
991 return NGX_ERROR; |
| 509 | 992 } |
| 573 | 993 |
| 1658 | 994 ngx_memcpy(u->headers_in.status_line.data, ctx->status_start, |
| 529 | 995 u->headers_in.status_line.len); |
| 509 | 996 |
| 997 ngx_log_debug2(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
| 998 "http proxy status %ui \"%V\"", | |
| 936 | 999 u->headers_in.status_n, &u->headers_in.status_line); |
| 509 | 1000 |
| 1001 u->process_header = ngx_http_proxy_process_header; | |
| 1002 | |
| 1003 return ngx_http_proxy_process_header(r); | |
| 1004 } | |
| 1005 | |
| 1006 | |
| 1007 static ngx_int_t | |
| 1658 | 1008 ngx_http_proxy_parse_status_line(ngx_http_request_t *r, |
| 1009 ngx_http_proxy_ctx_t *ctx) | |
| 509 | 1010 { |
| 1011 u_char ch; | |
| 1658 | 1012 u_char *p; |
| 509 | 1013 ngx_http_upstream_t *u; |
| 1014 enum { | |
| 1015 sw_start = 0, | |
| 1016 sw_H, | |
| 1017 sw_HT, | |
| 1018 sw_HTT, | |
| 1019 sw_HTTP, | |
| 1020 sw_first_major_digit, | |
| 1021 sw_major_digit, | |
| 1022 sw_first_minor_digit, | |
| 1023 sw_minor_digit, | |
| 1024 sw_status, | |
| 1025 sw_space_after_status, | |
| 1026 sw_status_text, | |
| 1027 sw_almost_done | |
| 577 | 1028 } state; |
| 509 | 1029 |
| 1030 u = r->upstream; | |
| 1031 | |
| 1032 state = r->state; | |
| 1033 | |
| 1658 | 1034 for (p = u->buffer.pos; p < u->buffer.last; p++) { |
| 1035 ch = *p; | |
| 509 | 1036 |
| 1037 switch (state) { | |
| 1038 | |
| 1039 /* "HTTP/" */ | |
| 1040 case sw_start: | |
| 1041 switch (ch) { | |
| 577 | 1042 case 'H': |
| 509 | 1043 state = sw_H; |
| 1044 break; | |
| 1045 default: | |
| 1046 return NGX_HTTP_PROXY_PARSE_NO_HEADER; | |
| 1047 } | |
| 1048 break; | |
| 1049 | |
| 577 | 1050 case sw_H: |
| 509 | 1051 switch (ch) { |
| 577 | 1052 case 'T': |
| 509 | 1053 state = sw_HT; |
| 1054 break; | |
| 1055 default: | |
| 1056 return NGX_HTTP_PROXY_PARSE_NO_HEADER; | |
| 1057 } | |
| 1058 break; | |
| 1059 | |
| 1060 case sw_HT: | |
| 1061 switch (ch) { | |
| 577 | 1062 case 'T': |
| 509 | 1063 state = sw_HTT; |
| 1064 break; | |
| 1065 default: | |
| 1066 return NGX_HTTP_PROXY_PARSE_NO_HEADER; | |
| 1067 } | |
| 1068 break; | |
| 1069 | |
| 1070 case sw_HTT: | |
| 1071 switch (ch) { | |
| 577 | 1072 case 'P': |
| 509 | 1073 state = sw_HTTP; |
| 1074 break; | |
| 1075 default: | |
| 1076 return NGX_HTTP_PROXY_PARSE_NO_HEADER; | |
| 1077 } | |
| 1078 break; | |
| 1079 | |
| 1080 case sw_HTTP: | |
| 1081 switch (ch) { | |
| 577 | 1082 case '/': |
| 509 | 1083 state = sw_first_major_digit; |
| 1084 break; | |
| 1085 default: | |
| 1086 return NGX_HTTP_PROXY_PARSE_NO_HEADER; | |
| 1087 } | |
| 1088 break; | |
| 1089 | |
| 1090 /* the first digit of major HTTP version */ | |
| 1091 case sw_first_major_digit: | |
| 1092 if (ch < '1' || ch > '9') { | |
| 1093 return NGX_HTTP_PROXY_PARSE_NO_HEADER; | |
| 1094 } | |
| 1095 | |
| 1096 state = sw_major_digit; | |
| 1097 break; | |
| 1098 | |
| 1099 /* the major HTTP version or dot */ | |
| 1100 case sw_major_digit: | |
| 1101 if (ch == '.') { | |
| 1102 state = sw_first_minor_digit; | |
| 1103 break; | |
| 1104 } | |
| 1105 | |
| 1106 if (ch < '0' || ch > '9') { | |
| 1107 return NGX_HTTP_PROXY_PARSE_NO_HEADER; | |
| 1108 } | |
| 1109 | |
| 1110 break; | |
| 1111 | |
| 1112 /* the first digit of minor HTTP version */ | |
| 1113 case sw_first_minor_digit: | |
| 1114 if (ch < '0' || ch > '9') { | |
| 1115 return NGX_HTTP_PROXY_PARSE_NO_HEADER; | |
| 1116 } | |
| 1117 | |
| 1118 state = sw_minor_digit; | |
| 1119 break; | |
| 1120 | |
| 1121 /* the minor HTTP version or the end of the request line */ | |
| 1122 case sw_minor_digit: | |
| 1123 if (ch == ' ') { | |
| 1124 state = sw_status; | |
| 1125 break; | |
| 1126 } | |
| 1127 | |
| 1128 if (ch < '0' || ch > '9') { | |
| 1129 return NGX_HTTP_PROXY_PARSE_NO_HEADER; | |
| 1130 } | |
| 1131 | |
| 1132 break; | |
| 1133 | |
| 1134 /* HTTP status code */ | |
| 1135 case sw_status: | |
| 619 | 1136 if (ch == ' ') { |
| 1137 break; | |
| 1138 } | |
| 1139 | |
| 509 | 1140 if (ch < '0' || ch > '9') { |
| 1141 return NGX_HTTP_PROXY_PARSE_NO_HEADER; | |
| 1142 } | |
| 1143 | |
| 1658 | 1144 ctx->status = ctx->status * 10 + ch - '0'; |
| 1145 | |
| 1146 if (++ctx->status_count == 3) { | |
| 509 | 1147 state = sw_space_after_status; |
| 1658 | 1148 ctx->status_start = p - 2; |
| 509 | 1149 } |
| 1150 | |
| 1151 break; | |
| 1152 | |
| 1153 /* space or end of line */ | |
| 1154 case sw_space_after_status: | |
| 1155 switch (ch) { | |
| 577 | 1156 case ' ': |
| 509 | 1157 state = sw_status_text; |
| 1158 break; | |
| 1159 case '.': /* IIS may send 403.1, 403.2, etc */ | |
| 1160 state = sw_status_text; | |
| 1161 break; | |
| 1162 case CR: | |
| 1163 state = sw_almost_done; | |
| 1164 break; | |
| 1165 case LF: | |
| 1166 goto done; | |
| 1167 default: | |
| 1168 return NGX_HTTP_PROXY_PARSE_NO_HEADER; | |
| 1169 } | |
| 1170 break; | |
| 1171 | |
| 1172 /* any text until end of line */ | |
| 1173 case sw_status_text: | |
| 1174 switch (ch) { | |
| 1175 case CR: | |
| 1176 state = sw_almost_done; | |
| 1177 | |
| 1178 break; | |
| 1179 case LF: | |
| 1180 goto done; | |
| 1181 } | |
| 1182 break; | |
| 1183 | |
| 527 | 1184 /* end of status line */ |
| 509 | 1185 case sw_almost_done: |
| 1658 | 1186 ctx->status_end = p - 1; |
| 509 | 1187 switch (ch) { |
| 1188 case LF: | |
| 1189 goto done; | |
| 1190 default: | |
| 1191 return NGX_HTTP_PROXY_PARSE_NO_HEADER; | |
| 1192 } | |
| 1193 } | |
| 1194 } | |
| 1195 | |
| 1658 | 1196 u->buffer.pos = p; |
| 509 | 1197 r->state = state; |
| 1198 | |
| 1199 return NGX_AGAIN; | |
| 1200 | |
| 1201 done: | |
| 1202 | |
| 1658 | 1203 u->buffer.pos = p + 1; |
| 1204 | |
| 1205 if (ctx->status_end == NULL) { | |
| 1206 ctx->status_end = p; | |
| 509 | 1207 } |
| 1208 | |
| 1209 r->state = sw_start; | |
| 1210 | |
| 507 | 1211 return NGX_OK; |
| 1212 } | |
| 1213 | |
| 1214 | |
| 1215 static ngx_int_t | |
| 1216 ngx_http_proxy_process_header(ngx_http_request_t *r) | |
| 1217 { | |
| 509 | 1218 ngx_int_t rc; |
| 649 | 1219 ngx_uint_t i; |
| 509 | 1220 ngx_table_elt_t *h; |
| 1221 ngx_http_upstream_header_t *hh; | |
| 1222 ngx_http_upstream_main_conf_t *umcf; | |
| 1223 | |
| 1224 umcf = ngx_http_get_module_main_conf(r, ngx_http_upstream_module); | |
| 1225 | |
| 1226 for ( ;; ) { | |
| 1227 | |
| 581 | 1228 rc = ngx_http_parse_header_line(r, &r->upstream->buffer); |
| 509 | 1229 |
| 1230 if (rc == NGX_OK) { | |
| 1231 | |
| 1232 /* a header line has been parsed successfully */ | |
| 507 | 1233 |
| 509 | 1234 h = ngx_list_push(&r->upstream->headers_in.headers); |
| 1235 if (h == NULL) { | |
|
1699
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parents:
1688
diff
changeset
|
1236 return NGX_ERROR; |
| 509 | 1237 } |
| 1238 | |
| 1239 h->hash = r->header_hash; | |
| 1240 | |
| 1241 h->key.len = r->header_name_end - r->header_name_start; | |
| 1242 h->value.len = r->header_end - r->header_start; | |
| 1243 | |
| 1244 h->key.data = ngx_palloc(r->pool, | |
| 649 | 1245 h->key.len + 1 + h->value.len + 1 + h->key.len); |
| 509 | 1246 if (h->key.data == NULL) { |
|
1699
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return NGX_ERROR instead of NGX_HTTP_INTERNAL_SERVER_ERROR in u->parse_header()
Igor Sysoev <igor@sysoev.ru>
parents:
1688
diff
changeset
|
1247 return NGX_ERROR; |
| 509 | 1248 } |
| 1249 | |
| 1250 h->value.data = h->key.data + h->key.len + 1; | |
| 649 | 1251 h->lowcase_key = h->key.data + h->key.len + 1 + h->value.len + 1; |
| 507 | 1252 |
| 509 | 1253 ngx_cpystrn(h->key.data, r->header_name_start, h->key.len + 1); |
| 1254 ngx_cpystrn(h->value.data, r->header_start, h->value.len + 1); | |
| 1255 | |
| 649 | 1256 if (h->key.len == r->lowcase_index) { |
| 1257 ngx_memcpy(h->lowcase_key, r->lowcase_header, h->key.len); | |
| 1258 | |
| 1259 } else { | |
| 1260 for (i = 0; i < h->key.len; i++) { | |
|
1488
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the "proxy_hide_header" and "fastcgi_hide_header" directives did not
Igor Sysoev <igor@sysoev.ru>
parents:
1466
diff
changeset
|
1261 h->lowcase_key[i] = ngx_tolower(h->key.data[i]); |
| 509 | 1262 } |
| 1263 } | |
| 1264 | |
| 649 | 1265 hh = ngx_hash_find(&umcf->headers_in_hash, h->hash, |
| 1266 h->lowcase_key, h->key.len); | |
| 1267 | |
| 1268 if (hh && hh->handler(r, h, hh->offset) != NGX_OK) { | |
|
1699
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return NGX_ERROR instead of NGX_HTTP_INTERNAL_SERVER_ERROR in u->parse_header()
Igor Sysoev <igor@sysoev.ru>
parents:
1688
diff
changeset
|
1269 return NGX_ERROR; |
| 649 | 1270 } |
| 1271 | |
| 509 | 1272 ngx_log_debug2(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
| 1273 "http proxy header: \"%V: %V\"", | |
| 1274 &h->key, &h->value); | |
| 1275 | |
| 1276 continue; | |
| 1277 } | |
| 1278 | |
| 1279 if (rc == NGX_HTTP_PARSE_HEADER_DONE) { | |
| 1280 | |
| 1281 /* a whole header has been parsed successfully */ | |
| 1282 | |
| 1283 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
| 1284 "http proxy header done"); | |
| 1285 | |
| 649 | 1286 /* |
| 1287 * if no "Server" and "Date" in header line, | |
| 1288 * then add the special empty headers | |
| 1289 */ | |
| 1290 | |
| 1291 if (r->upstream->headers_in.server == NULL) { | |
| 1292 h = ngx_list_push(&r->upstream->headers_in.headers); | |
| 1293 if (h == NULL) { | |
|
1699
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Igor Sysoev <igor@sysoev.ru>
parents:
1688
diff
changeset
|
1294 return NGX_ERROR; |
| 649 | 1295 } |
| 1296 | |
| 1297 h->hash = ngx_hash(ngx_hash(ngx_hash(ngx_hash( | |
| 1298 ngx_hash('s', 'e'), 'r'), 'v'), 'e'), 'r'); | |
| 1299 | |
| 1300 h->key.len = sizeof("Server") - 1; | |
| 1301 h->key.data = (u_char *) "Server"; | |
| 1302 h->value.len = 0; | |
| 1303 h->value.data = NULL; | |
| 1304 h->lowcase_key = (u_char *) "server"; | |
| 1305 } | |
| 1306 | |
| 1307 if (r->upstream->headers_in.date == NULL) { | |
| 1308 h = ngx_list_push(&r->upstream->headers_in.headers); | |
| 1309 if (h == NULL) { | |
|
1699
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parents:
1688
diff
changeset
|
1310 return NGX_ERROR; |
| 649 | 1311 } |
| 1312 | |
| 1313 h->hash = ngx_hash(ngx_hash(ngx_hash('d', 'a'), 't'), 'e'); | |
| 1314 | |
| 1315 h->key.len = sizeof("Date") - 1; | |
| 1316 h->key.data = (u_char *) "Date"; | |
| 1317 h->value.len = 0; | |
| 1318 h->value.data = NULL; | |
| 1319 h->lowcase_key = (u_char *) "date"; | |
| 1320 } | |
| 1321 | |
| 509 | 1322 return NGX_OK; |
| 1323 } | |
| 1324 | |
| 521 | 1325 if (rc == NGX_AGAIN) { |
| 1326 return NGX_AGAIN; | |
| 1327 } | |
| 1328 | |
| 509 | 1329 /* there was error while a header line parsing */ |
| 1330 | |
| 1331 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, | |
| 619 | 1332 "upstream sent invalid header"); |
| 509 | 1333 |
| 1334 return NGX_HTTP_UPSTREAM_INVALID_HEADER; | |
| 1335 } | |
| 507 | 1336 } |
| 1337 | |
| 1338 | |
| 1339 static void | |
| 1340 ngx_http_proxy_abort_request(ngx_http_request_t *r) | |
| 1341 { | |
| 1342 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
| 1343 "abort http proxy request"); | |
| 577 | 1344 |
| 507 | 1345 return; |
| 1346 } | |
| 1347 | |
| 1348 | |
| 1349 static void | |
| 1350 ngx_http_proxy_finalize_request(ngx_http_request_t *r, ngx_int_t rc) | |
| 577 | 1351 { |
| 507 | 1352 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
| 1353 "finalize http proxy request"); | |
| 1354 | |
| 1355 return; | |
| 1356 } | |
| 1357 | |
| 1358 | |
| 573 | 1359 static ngx_int_t |
| 1360 ngx_http_proxy_host_variable(ngx_http_request_t *r, | |
| 1361 ngx_http_variable_value_t *v, uintptr_t data) | |
| 507 | 1362 { |
| 1658 | 1363 ngx_http_proxy_ctx_t *ctx; |
| 1364 | |
| 1365 ctx = ngx_http_get_module_ctx(r, ngx_http_proxy_module); | |
| 1366 | |
| 1367 if (ctx == NULL) { | |
| 1368 v->not_found = 1; | |
| 1369 return NGX_OK; | |
| 1370 } | |
| 1371 | |
| 1372 v->len = ctx->vars.host_header.len; | |
| 577 | 1373 v->valid = 1; |
| 1565 | 1374 v->no_cacheable = 0; |
| 573 | 1375 v->not_found = 0; |
| 1658 | 1376 v->data = ctx->vars.host_header.data; |
| 507 | 1377 |
| 573 | 1378 return NGX_OK; |
| 507 | 1379 } |
| 1380 | |
| 1381 | |
| 573 | 1382 static ngx_int_t |
| 1383 ngx_http_proxy_port_variable(ngx_http_request_t *r, | |
| 1384 ngx_http_variable_value_t *v, uintptr_t data) | |
| 507 | 1385 { |
| 1658 | 1386 ngx_http_proxy_ctx_t *ctx; |
| 1387 | |
| 1388 ctx = ngx_http_get_module_ctx(r, ngx_http_proxy_module); | |
| 1389 | |
| 1390 if (ctx == NULL) { | |
| 1391 v->not_found = 1; | |
| 1392 return NGX_OK; | |
| 1393 } | |
| 1394 | |
| 1395 v->len = ctx->vars.port.len; | |
| 577 | 1396 v->valid = 1; |
| 1565 | 1397 v->no_cacheable = 0; |
| 573 | 1398 v->not_found = 0; |
| 1658 | 1399 v->data = ctx->vars.port.data; |
| 509 | 1400 |
| 573 | 1401 return NGX_OK; |
| 509 | 1402 } |
| 1403 | |
| 1404 | |
| 573 | 1405 static ngx_int_t |
| 509 | 1406 ngx_http_proxy_add_x_forwarded_for_variable(ngx_http_request_t *r, |
| 573 | 1407 ngx_http_variable_value_t *v, uintptr_t data) |
| 509 | 1408 { |
| 573 | 1409 u_char *p; |
| 509 | 1410 |
| 577 | 1411 v->valid = 1; |
| 1565 | 1412 v->no_cacheable = 0; |
| 573 | 1413 v->not_found = 0; |
| 509 | 1414 |
| 1415 if (r->headers_in.x_forwarded_for == NULL) { | |
| 573 | 1416 v->len = r->connection->addr_text.len; |
| 1417 v->data = r->connection->addr_text.data; | |
| 1418 return NGX_OK; | |
| 509 | 1419 } |
| 1420 | |
| 573 | 1421 v->len = r->headers_in.x_forwarded_for->value.len |
| 1422 + sizeof(", ") - 1 + r->connection->addr_text.len; | |
| 509 | 1423 |
| 573 | 1424 p = ngx_palloc(r->pool, v->len); |
| 509 | 1425 if (p == NULL) { |
| 573 | 1426 return NGX_ERROR; |
| 509 | 1427 } |
| 1428 | |
| 573 | 1429 v->data = p; |
| 509 | 1430 |
| 573 | 1431 p = ngx_copy(p, r->headers_in.x_forwarded_for->value.data, |
| 1432 r->headers_in.x_forwarded_for->value.len); | |
| 509 | 1433 |
| 1434 *p++ = ','; *p++ = ' '; | |
| 1435 | |
| 1436 ngx_memcpy(p, r->connection->addr_text.data, r->connection->addr_text.len); | |
| 1437 | |
| 573 | 1438 return NGX_OK; |
| 509 | 1439 } |
| 1440 | |
| 1441 | |
| 1442 static ngx_int_t | |
| 577 | 1443 ngx_http_proxy_internal_body_length_variable(ngx_http_request_t *r, |
| 1444 ngx_http_variable_value_t *v, uintptr_t data) | |
| 1445 { | |
| 1658 | 1446 ngx_http_proxy_ctx_t *ctx; |
| 1447 | |
| 1448 ctx = ngx_http_get_module_ctx(r, ngx_http_proxy_module); | |
| 1449 | |
| 1450 if (ctx == NULL) { | |
| 577 | 1451 v->not_found = 1; |
| 1452 return NGX_OK; | |
| 1453 } | |
| 1454 | |
| 1455 v->valid = 1; | |
| 1565 | 1456 v->no_cacheable = 0; |
| 577 | 1457 v->not_found = 0; |
| 1458 | |
| 1459 v->data = ngx_palloc(r->connection->pool, NGX_SIZE_T_LEN); | |
| 1460 | |
| 1461 if (v->data == NULL) { | |
| 1462 return NGX_ERROR; | |
| 1463 } | |
| 1464 | |
| 1658 | 1465 v->len = ngx_sprintf(v->data, "%uz", ctx->internal_body_length) - v->data; |
| 577 | 1466 |
| 1467 return NGX_OK; | |
| 1468 } | |
| 1469 | |
| 1470 | |
| 1471 static ngx_int_t | |
| 509 | 1472 ngx_http_proxy_rewrite_redirect(ngx_http_request_t *r, ngx_table_elt_t *h, |
| 1473 size_t prefix) | |
| 1474 { | |
| 1475 ngx_int_t rc; | |
| 1476 ngx_uint_t i; | |
| 1477 ngx_http_proxy_loc_conf_t *plcf; | |
| 1478 ngx_http_proxy_redirect_t *pr; | |
| 1479 | |
| 1480 plcf = ngx_http_get_module_loc_conf(r, ngx_http_proxy_module); | |
| 1481 | |
| 1482 pr = plcf->redirects->elts; | |
| 1483 | |
| 1484 if (pr == NULL) { | |
| 1485 return NGX_DECLINED; | |
| 1486 } | |
| 1487 | |
| 1488 for (i = 0; i < plcf->redirects->nelts; i++) { | |
| 605 | 1489 rc = pr[i].handler(r, h, prefix, &pr[i]); |
| 509 | 1490 |
| 1491 if (rc != NGX_DECLINED) { | |
| 1492 return rc; | |
| 1493 } | |
| 1494 } | |
| 1495 | |
| 1496 return NGX_DECLINED; | |
| 1497 } | |
| 1498 | |
| 1499 | |
| 1500 static ngx_int_t | |
| 1501 ngx_http_proxy_rewrite_redirect_text(ngx_http_request_t *r, ngx_table_elt_t *h, | |
| 1502 size_t prefix, ngx_http_proxy_redirect_t *pr) | |
| 1503 { | |
| 1504 size_t len; | |
| 1505 u_char *data, *p; | |
| 1506 | |
| 1507 if (pr->redirect.len > h->value.len - prefix | |
| 1508 || ngx_rstrncmp(h->value.data + prefix, pr->redirect.data, | |
| 1509 pr->redirect.len) != 0) | |
| 1510 { | |
| 1511 return NGX_DECLINED; | |
| 1512 } | |
| 1513 | |
| 1514 len = prefix + pr->replacement.text.len + h->value.len - pr->redirect.len; | |
| 507 | 1515 |
| 509 | 1516 data = ngx_palloc(r->pool, len); |
| 1517 if (data == NULL) { | |
| 1518 return NGX_ERROR; | |
| 1519 } | |
| 1520 | |
| 1521 p = data; | |
| 1522 | |
| 573 | 1523 p = ngx_copy(p, h->value.data, prefix); |
| 509 | 1524 |
| 653 | 1525 if (pr->replacement.text.len) { |
| 1526 p = ngx_copy(p, pr->replacement.text.data, pr->replacement.text.len); | |
| 1527 } | |
| 509 | 1528 |
| 1529 ngx_memcpy(p, h->value.data + prefix + pr->redirect.len, | |
| 1530 h->value.len - pr->redirect.len - prefix); | |
| 1531 | |
| 1532 h->value.len = len; | |
| 1533 h->value.data = data; | |
| 1534 | |
| 1535 return NGX_OK; | |
| 1536 } | |
| 1537 | |
| 1538 | |
| 1539 static ngx_int_t | |
| 1540 ngx_http_proxy_rewrite_redirect_vars(ngx_http_request_t *r, ngx_table_elt_t *h, | |
| 1541 size_t prefix, ngx_http_proxy_redirect_t *pr) | |
| 1542 { | |
| 1543 size_t len; | |
| 1544 u_char *data, *p; | |
| 1545 ngx_http_script_code_pt code; | |
| 1546 ngx_http_script_engine_t e; | |
| 1547 ngx_http_script_len_code_pt lcode; | |
| 1548 | |
| 1549 if (pr->redirect.len > h->value.len - prefix | |
| 1550 || ngx_rstrncmp(h->value.data + prefix, pr->redirect.data, | |
| 1551 pr->redirect.len) != 0) | |
| 1552 { | |
| 1553 return NGX_DECLINED; | |
| 1554 } | |
| 1555 | |
| 1556 ngx_memzero(&e, sizeof(ngx_http_script_engine_t)); | |
| 1557 | |
| 1558 e.ip = pr->replacement.vars.lengths; | |
| 1559 e.request = r; | |
| 1560 | |
|
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1561 len = prefix + h->value.len - pr->redirect.len; |
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1562 |
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1563 while (*(uintptr_t *) e.ip) { |
| 509 | 1564 lcode = *(ngx_http_script_len_code_pt *) e.ip; |
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1565 len += lcode(&e); |
| 509 | 1566 } |
| 1567 | |
| 1568 data = ngx_palloc(r->pool, len); | |
| 1569 if (data == NULL) { | |
| 1570 return NGX_ERROR; | |
| 1571 } | |
| 1572 | |
| 1573 p = data; | |
| 1574 | |
| 573 | 1575 p = ngx_copy(p, h->value.data, prefix); |
| 509 | 1576 |
| 1577 e.ip = pr->replacement.vars.values; | |
| 1578 e.pos = p; | |
| 1579 | |
| 1580 while (*(uintptr_t *) e.ip) { | |
| 1581 code = *(ngx_http_script_code_pt *) e.ip; | |
| 1582 code(&e); | |
| 1583 } | |
| 1584 | |
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1585 ngx_memcpy(e.pos, h->value.data + prefix + pr->redirect.len, |
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1586 h->value.len - pr->redirect.len - prefix); |
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1587 |
| 509 | 1588 h->value.len = len; |
| 1589 h->value.data = data; | |
| 1590 | |
| 1591 return NGX_OK; | |
| 1592 } | |
| 1593 | |
| 1594 | |
| 1595 static ngx_int_t | |
| 1596 ngx_http_proxy_add_variables(ngx_conf_t *cf) | |
| 1597 { | |
| 1598 ngx_http_variable_t *var, *v; | |
| 1599 | |
| 1600 for (v = ngx_http_proxy_vars; v->name.len; v++) { | |
| 1601 var = ngx_http_add_variable(cf, &v->name, v->flags); | |
| 1602 if (var == NULL) { | |
| 1603 return NGX_ERROR; | |
| 1604 } | |
| 1605 | |
| 637 | 1606 var->get_handler = v->get_handler; |
| 509 | 1607 var->data = v->data; |
| 1608 } | |
| 1609 | |
| 1610 return NGX_OK; | |
| 507 | 1611 } |
| 1612 | |
| 1613 | |
| 1614 static void * | |
| 1615 ngx_http_proxy_create_loc_conf(ngx_conf_t *cf) | |
| 1616 { | |
| 1617 ngx_http_proxy_loc_conf_t *conf; | |
| 1618 | |
| 1619 conf = ngx_pcalloc(cf->pool, sizeof(ngx_http_proxy_loc_conf_t)); | |
| 1620 if (conf == NULL) { | |
| 1621 return NGX_CONF_ERROR; | |
| 1622 } | |
| 1623 | |
| 1624 /* | |
| 1625 * set by ngx_pcalloc(): | |
| 1626 * | |
| 1627 * conf->upstream.bufs.num = 0; | |
| 1628 * conf->upstream.next_upstream = 0; | |
| 1629 * conf->upstream.temp_path = NULL; | |
| 649 | 1630 * conf->upstream.hide_headers_hash = { NULL, 0 }; |
| 509 | 1631 * conf->upstream.schema = { 0, NULL }; |
| 1632 * conf->upstream.uri = { 0, NULL }; | |
| 1633 * conf->upstream.location = NULL; | |
|
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1634 * conf->upstream.store_lengths = NULL; |
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1635 * conf->upstream.store_values = NULL; |
| 509 | 1636 * |
| 561 | 1637 * conf->method = NULL; |
| 509 | 1638 * conf->headers_source = NULL; |
| 1639 * conf->headers_set_len = NULL; | |
| 1640 * conf->headers_set = NULL; | |
| 1641 * conf->headers_set_hash = NULL; | |
| 577 | 1642 * conf->body_set_len = NULL; |
| 1643 * conf->body_set = NULL; | |
| 1644 * conf->body_source = { 0, NULL }; | |
| 509 | 1645 * conf->rewrite_locations = NULL; |
| 507 | 1646 */ |
| 577 | 1647 |
|
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1648 conf->upstream.store = NGX_CONF_UNSET; |
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1649 conf->upstream.store_access = NGX_CONF_UNSET_UINT; |
| 581 | 1650 conf->upstream.buffering = NGX_CONF_UNSET; |
| 629 | 1651 conf->upstream.ignore_client_abort = NGX_CONF_UNSET; |
| 581 | 1652 |
| 507 | 1653 conf->upstream.connect_timeout = NGX_CONF_UNSET_MSEC; |
| 1654 conf->upstream.send_timeout = NGX_CONF_UNSET_MSEC; | |
| 1655 conf->upstream.read_timeout = NGX_CONF_UNSET_MSEC; | |
| 1656 | |
| 1657 conf->upstream.send_lowat = NGX_CONF_UNSET_SIZE; | |
| 581 | 1658 conf->upstream.buffer_size = NGX_CONF_UNSET_SIZE; |
| 529 | 1659 |
| 1660 conf->upstream.busy_buffers_size_conf = NGX_CONF_UNSET_SIZE; | |
| 577 | 1661 conf->upstream.max_temp_file_size_conf = NGX_CONF_UNSET_SIZE; |
| 529 | 1662 conf->upstream.temp_file_write_size_conf = NGX_CONF_UNSET_SIZE; |
| 509 | 1663 |
| 1664 conf->upstream.pass_request_headers = NGX_CONF_UNSET; | |
| 1665 conf->upstream.pass_request_body = NGX_CONF_UNSET; | |
| 561 | 1666 |
|
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1667 conf->upstream.hide_headers = NGX_CONF_UNSET_PTR; |
|
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1668 conf->upstream.pass_headers = NGX_CONF_UNSET_PTR; |
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1669 |
| 657 | 1670 conf->upstream.intercept_errors = NGX_CONF_UNSET; |
| 507 | 1671 |
| 1672 /* "proxy_cyclic_temp_file" is disabled */ | |
| 1673 conf->upstream.cyclic_temp_file = 0; | |
| 1674 | |
| 509 | 1675 conf->redirect = NGX_CONF_UNSET; |
| 649 | 1676 conf->upstream.change_buffering = 1; |
| 507 | 1677 |
|
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1678 conf->headers_hash_max_size = NGX_CONF_UNSET_UINT; |
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1679 conf->headers_hash_bucket_size = NGX_CONF_UNSET_UINT; |
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1680 |
| 507 | 1681 return conf; |
| 1682 } | |
| 1683 | |
| 1684 | |
| 1685 static char * | |
| 1686 ngx_http_proxy_merge_loc_conf(ngx_conf_t *cf, void *parent, void *child) | |
| 1687 { | |
| 1688 ngx_http_proxy_loc_conf_t *prev = parent; | |
| 1689 ngx_http_proxy_loc_conf_t *conf = child; | |
| 1690 | |
| 509 | 1691 u_char *p; |
| 1692 size_t size; | |
| 1693 uintptr_t *code; | |
|
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1694 ngx_uint_t i; |
| 649 | 1695 ngx_keyval_t *src, *s, *h; |
| 1696 ngx_hash_key_t *hk; | |
| 1697 ngx_hash_init_t hash; | |
| 509 | 1698 ngx_http_proxy_redirect_t *pr; |
| 1699 ngx_http_script_compile_t sc; | |
| 1700 ngx_http_script_copy_code_t *copy; | |
| 1701 | |
|
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1702 if (conf->upstream.store != 0) { |
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1703 ngx_conf_merge_value(conf->upstream.store, |
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1704 prev->upstream.store, 0); |
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1705 |
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1706 if (conf->upstream.store_lengths == NULL) { |
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1707 conf->upstream.store_lengths = prev->upstream.store_lengths; |
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1708 conf->upstream.store_values = prev->upstream.store_values; |
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1709 } |
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1710 } |
|
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1711 |
|
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1712 ngx_conf_merge_uint_value(conf->upstream.store_access, |
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1713 prev->upstream.store_access, 0600); |
|
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1714 |
| 581 | 1715 ngx_conf_merge_value(conf->upstream.buffering, |
| 1716 prev->upstream.buffering, 1); | |
| 1717 | |
| 629 | 1718 ngx_conf_merge_value(conf->upstream.ignore_client_abort, |
| 1719 prev->upstream.ignore_client_abort, 0); | |
| 1720 | |
| 507 | 1721 ngx_conf_merge_msec_value(conf->upstream.connect_timeout, |
| 1722 prev->upstream.connect_timeout, 60000); | |
| 1723 | |
| 1724 ngx_conf_merge_msec_value(conf->upstream.send_timeout, | |
| 1725 prev->upstream.send_timeout, 60000); | |
| 1726 | |
| 1727 ngx_conf_merge_msec_value(conf->upstream.read_timeout, | |
| 1728 prev->upstream.read_timeout, 60000); | |
| 1729 | |
| 1730 ngx_conf_merge_size_value(conf->upstream.send_lowat, | |
| 1731 prev->upstream.send_lowat, 0); | |
| 1732 | |
| 581 | 1733 ngx_conf_merge_size_value(conf->upstream.buffer_size, |
| 1734 prev->upstream.buffer_size, | |
| 507 | 1735 (size_t) ngx_pagesize); |
| 1736 | |
| 1737 ngx_conf_merge_bufs_value(conf->upstream.bufs, prev->upstream.bufs, | |
| 1738 8, ngx_pagesize); | |
| 1739 | |
| 1740 if (conf->upstream.bufs.num < 2) { | |
| 577 | 1741 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
| 507 | 1742 "there must be at least 2 \"proxy_buffers\""); |
| 1743 return NGX_CONF_ERROR; | |
| 1744 } | |
| 577 | 1745 |
| 507 | 1746 |
| 581 | 1747 size = conf->upstream.buffer_size; |
| 577 | 1748 if (size < conf->upstream.bufs.size) { |
| 507 | 1749 size = conf->upstream.bufs.size; |
| 1750 } | |
| 1751 | |
| 1752 | |
| 529 | 1753 ngx_conf_merge_size_value(conf->upstream.busy_buffers_size_conf, |
| 1754 prev->upstream.busy_buffers_size_conf, | |
| 507 | 1755 NGX_CONF_UNSET_SIZE); |
| 1756 | |
| 529 | 1757 if (conf->upstream.busy_buffers_size_conf == NGX_CONF_UNSET_SIZE) { |
| 507 | 1758 conf->upstream.busy_buffers_size = 2 * size; |
| 529 | 1759 } else { |
| 1760 conf->upstream.busy_buffers_size = | |
| 1761 conf->upstream.busy_buffers_size_conf; | |
| 1762 } | |
| 577 | 1763 |
| 529 | 1764 if (conf->upstream.busy_buffers_size < size) { |
| 507 | 1765 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
| 1766 "\"proxy_busy_buffers_size\" must be equal or bigger than " | |
|
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1767 "maximum of the value of \"proxy_buffer_size\" and " |
| 507 | 1768 "one of the \"proxy_buffers\""); |
| 1769 | |
| 1770 return NGX_CONF_ERROR; | |
| 529 | 1771 } |
| 507 | 1772 |
| 529 | 1773 if (conf->upstream.busy_buffers_size |
| 1774 > (conf->upstream.bufs.num - 1) * conf->upstream.bufs.size) | |
| 507 | 1775 { |
| 1776 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, | |
| 1777 "\"proxy_busy_buffers_size\" must be less than " | |
| 1778 "the size of all \"proxy_buffers\" minus one buffer"); | |
| 1779 | |
| 1780 return NGX_CONF_ERROR; | |
| 1781 } | |
| 529 | 1782 |
| 507 | 1783 |
| 529 | 1784 ngx_conf_merge_size_value(conf->upstream.temp_file_write_size_conf, |
| 1785 prev->upstream.temp_file_write_size_conf, | |
| 507 | 1786 NGX_CONF_UNSET_SIZE); |
| 1787 | |
| 529 | 1788 if (conf->upstream.temp_file_write_size_conf == NGX_CONF_UNSET_SIZE) { |
| 507 | 1789 conf->upstream.temp_file_write_size = 2 * size; |
| 529 | 1790 } else { |
| 1791 conf->upstream.temp_file_write_size = | |
| 1792 conf->upstream.temp_file_write_size_conf; | |
| 1793 } | |
| 577 | 1794 |
| 529 | 1795 if (conf->upstream.temp_file_write_size < size) { |
| 507 | 1796 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
| 1797 "\"proxy_temp_file_write_size\" must be equal or bigger than " | |
|
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1798 "maximum of the value of \"proxy_buffer_size\" and " |
| 507 | 1799 "one of the \"proxy_buffers\""); |
| 1800 | |
| 1801 return NGX_CONF_ERROR; | |
| 1802 } | |
| 1803 | |
| 529 | 1804 ngx_conf_merge_size_value(conf->upstream.max_temp_file_size_conf, |
| 1805 prev->upstream.max_temp_file_size_conf, | |
| 507 | 1806 NGX_CONF_UNSET_SIZE); |
| 1807 | |
| 529 | 1808 if (conf->upstream.max_temp_file_size_conf == NGX_CONF_UNSET_SIZE) { |
| 507 | 1809 conf->upstream.max_temp_file_size = 1024 * 1024 * 1024; |
| 529 | 1810 } else { |
| 1811 conf->upstream.max_temp_file_size = | |
| 1812 conf->upstream.max_temp_file_size_conf; | |
| 1813 } | |
| 507 | 1814 |
| 529 | 1815 if (conf->upstream.max_temp_file_size != 0 |
| 1816 && conf->upstream.max_temp_file_size < size) | |
| 507 | 1817 { |
| 1818 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, | |
| 561 | 1819 "\"proxy_max_temp_file_size\" must be equal to zero to disable " |
| 507 | 1820 "the temporary files usage or must be equal or bigger than " |
|
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1821 "maximum of the value of \"proxy_buffer_size\" and " |
| 561 | 1822 "one of the \"proxy_buffers\""); |
| 507 | 1823 |
| 1824 return NGX_CONF_ERROR; | |
| 1825 } | |
| 1826 | |
| 529 | 1827 |
| 507 | 1828 ngx_conf_merge_bitmask_value(conf->upstream.next_upstream, |
| 1829 prev->upstream.next_upstream, | |
| 1830 (NGX_CONF_BITMASK_SET | |
| 1831 |NGX_HTTP_UPSTREAM_FT_ERROR | |
| 1832 |NGX_HTTP_UPSTREAM_FT_TIMEOUT)); | |
| 1833 | |
| 665 | 1834 if (conf->upstream.next_upstream & NGX_HTTP_UPSTREAM_FT_OFF) { |
| 1835 conf->upstream.next_upstream = NGX_CONF_BITMASK_SET | |
| 1836 |NGX_HTTP_UPSTREAM_FT_OFF; | |
| 1837 } | |
| 1838 | |
| 509 | 1839 ngx_conf_merge_path_value(conf->upstream.temp_path, |
| 1840 prev->upstream.temp_path, | |
| 1841 NGX_HTTP_PROXY_TEMP_PATH, 1, 2, 0, | |
| 1842 ngx_garbage_collector_temp_handler, cf); | |
| 507 | 1843 |
| 561 | 1844 if (conf->method.len == 0) { |
| 1845 conf->method = prev->method; | |
| 1846 | |
| 1847 } else { | |
| 1848 conf->method.data[conf->method.len] = ' '; | |
| 1849 conf->method.len++; | |
| 509 | 1850 } |
| 1851 | |
| 1852 ngx_conf_merge_value(conf->upstream.pass_request_headers, | |
| 1853 prev->upstream.pass_request_headers, 1); | |
| 1854 ngx_conf_merge_value(conf->upstream.pass_request_body, | |
| 1855 prev->upstream.pass_request_body, 1); | |
| 1856 | |
| 657 | 1857 ngx_conf_merge_value(conf->upstream.intercept_errors, |
| 1858 prev->upstream.intercept_errors, 0); | |
| 509 | 1859 |
| 1860 ngx_conf_merge_value(conf->redirect, prev->redirect, 1); | |
| 1861 | |
| 1862 if (conf->redirect) { | |
| 507 | 1863 |
| 509 | 1864 if (conf->redirects == NULL) { |
| 1865 conf->redirects = prev->redirects; | |
| 1866 } | |
| 1867 | |
| 1658 | 1868 if (conf->redirects == NULL && conf->url.data) { |
| 509 | 1869 |
| 1870 conf->redirects = ngx_array_create(cf->pool, 1, | |
| 1871 sizeof(ngx_http_proxy_redirect_t)); | |
| 1872 if (conf->redirects == NULL) { | |
| 1873 return NGX_CONF_ERROR; | |
| 1874 } | |
| 1875 | |
| 1876 pr = ngx_array_push(conf->redirects); | |
| 1877 if (pr == NULL) { | |
| 1878 return NGX_CONF_ERROR; | |
| 1879 } | |
| 1880 | |
| 1881 pr->handler = ngx_http_proxy_rewrite_redirect_text; | |
| 1658 | 1882 pr->redirect = conf->url; |
| 1883 | |
| 1884 if (conf->vars.uri.len) { | |
| 1885 pr->replacement.text = conf->location; | |
| 653 | 1886 |
| 1887 } else { | |
| 1888 pr->replacement.text.len = 0; | |
| 1889 pr->replacement.text.data = NULL; | |
| 1890 } | |
| 509 | 1891 } |
| 1892 } | |
| 1893 | |
| 1658 | 1894 /* STUB */ |
| 1895 if (prev->proxy_lengths) { | |
| 1896 conf->proxy_lengths = prev->proxy_lengths; | |
| 1897 conf->proxy_values = prev->proxy_values; | |
| 1898 } | |
| 1899 | |
|
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1900 ngx_conf_merge_uint_value(conf->headers_hash_max_size, |
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1901 prev->headers_hash_max_size, 512); |
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1902 |
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1903 ngx_conf_merge_uint_value(conf->headers_hash_bucket_size, |
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1904 prev->headers_hash_bucket_size, 64); |
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1905 |
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1906 conf->headers_hash_bucket_size = ngx_align(conf->headers_hash_bucket_size, |
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1907 ngx_cacheline_size); |
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1908 |
|
1701
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1909 hash.max_size = conf->headers_hash_max_size; |
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1910 hash.bucket_size = conf->headers_hash_bucket_size; |
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1911 hash.name = "proxy_headers_hash"; |
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1912 |
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1913 if (ngx_http_upstream_hide_headers_hash(cf, &conf->upstream, |
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1914 &prev->upstream, |
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1915 ngx_http_proxy_hide_headers, &hash) |
| 649 | 1916 != NGX_OK) |
| 1917 { | |
| 1918 return NGX_CONF_ERROR; | |
| 1919 } | |
| 1920 | |
| 884 | 1921 if (conf->upstream.upstream == NULL) { |
| 1922 conf->upstream.upstream = prev->upstream.upstream; | |
| 629 | 1923 |
| 1658 | 1924 conf->vars = prev->vars; |
| 629 | 1925 conf->upstream.schema = prev->upstream.schema; |
| 507 | 1926 } |
| 1927 | |
| 577 | 1928 |
| 1929 if (conf->body_source.data == NULL) { | |
| 1930 conf->body_source = prev->body_source; | |
| 1931 conf->body_set_len = prev->body_set_len; | |
| 1932 conf->body_set = prev->body_set; | |
| 1933 } | |
| 1934 | |
| 579 | 1935 if (conf->body_source.data && conf->body_set_len == NULL) { |
| 577 | 1936 |
| 1937 ngx_memzero(&sc, sizeof(ngx_http_script_compile_t)); | |
| 1938 | |
| 1939 sc.cf = cf; | |
| 1940 sc.source = &conf->body_source; | |
| 1941 sc.flushes = &conf->flushes; | |
| 1942 sc.lengths = &conf->body_set_len; | |
| 1943 sc.values = &conf->body_set; | |
| 1944 sc.complete_lengths = 1; | |
| 1945 sc.complete_values = 1; | |
| 1946 | |
| 1947 if (ngx_http_script_compile(&sc) != NGX_OK) { | |
| 1948 return NGX_CONF_ERROR; | |
| 1949 } | |
| 1950 | |
| 1951 if (conf->headers_source == NULL) { | |
| 1952 conf->headers_source = ngx_array_create(cf->pool, 4, | |
| 649 | 1953 sizeof(ngx_keyval_t)); |
| 577 | 1954 if (conf->headers_source == NULL) { |
| 1955 return NGX_CONF_ERROR; | |
| 1956 } | |
| 1957 } | |
| 1958 | |
| 1959 s = ngx_array_push(conf->headers_source); | |
| 1960 if (s == NULL) { | |
| 1961 return NGX_CONF_ERROR; | |
| 1962 } | |
| 1963 | |
| 1964 s->key.len = sizeof("Content-Length") - 1; | |
| 1965 s->key.data = (u_char *) "Content-Length"; | |
| 1966 s->value.len = sizeof("$proxy_internal_body_length") - 1; | |
| 1967 s->value.data = (u_char *) "$proxy_internal_body_length"; | |
| 1968 } | |
| 1969 | |
| 1970 | |
| 509 | 1971 if (conf->headers_source == NULL) { |
| 573 | 1972 conf->flushes = prev->flushes; |
| 507 | 1973 conf->headers_set_len = prev->headers_set_len; |
| 1974 conf->headers_set = prev->headers_set; | |
| 1975 conf->headers_set_hash = prev->headers_set_hash; | |
| 573 | 1976 conf->headers_source = prev->headers_source; |
| 507 | 1977 } |
| 1978 | |
| 649 | 1979 if (conf->headers_set_hash.buckets) { |
| 509 | 1980 return NGX_CONF_OK; |
| 1981 } | |
| 1982 | |
| 1983 | |
| 649 | 1984 conf->headers_names = ngx_array_create(cf->pool, 4, sizeof(ngx_hash_key_t)); |
| 509 | 1985 if (conf->headers_names == NULL) { |
| 1986 return NGX_CONF_ERROR; | |
| 1987 } | |
| 1988 | |
| 1989 if (conf->headers_source == NULL) { | |
| 1990 conf->headers_source = ngx_array_create(cf->pool, 4, | |
| 649 | 1991 sizeof(ngx_keyval_t)); |
| 509 | 1992 if (conf->headers_source == NULL) { |
| 1993 return NGX_CONF_ERROR; | |
| 1994 } | |
| 1995 } | |
| 507 | 1996 |
| 509 | 1997 conf->headers_set_len = ngx_array_create(cf->pool, 64, 1); |
| 1998 if (conf->headers_set_len == NULL) { | |
| 1999 return NGX_CONF_ERROR; | |
| 2000 } | |
| 2001 | |
| 2002 conf->headers_set = ngx_array_create(cf->pool, 512, 1); | |
| 2003 if (conf->headers_set == NULL) { | |
| 2004 return NGX_CONF_ERROR; | |
| 2005 } | |
| 2006 | |
| 2007 | |
| 2008 src = conf->headers_source->elts; | |
| 2009 | |
| 2010 for (h = ngx_http_proxy_headers; h->key.len; h++) { | |
| 2011 | |
| 2012 for (i = 0; i < conf->headers_source->nelts; i++) { | |
| 2013 if (ngx_strcasecmp(h->key.data, src[i].key.data) == 0) { | |
| 2014 goto next; | |
| 507 | 2015 } |
| 2016 } | |
| 2017 | |
| 509 | 2018 s = ngx_array_push(conf->headers_source); |
| 2019 if (s == NULL) { | |
| 507 | 2020 return NGX_CONF_ERROR; |
| 2021 } | |
| 2022 | |
| 509 | 2023 *s = *h; |
| 507 | 2024 |
| 517 | 2025 src = conf->headers_source->elts; |
| 2026 | |
| 509 | 2027 next: |
| 507 | 2028 |
| 509 | 2029 continue; |
| 2030 } | |
| 507 | 2031 |
| 577 | 2032 |
| 2033 src = conf->headers_source->elts; | |
| 509 | 2034 for (i = 0; i < conf->headers_source->nelts; i++) { |
| 507 | 2035 |
| 649 | 2036 hk = ngx_array_push(conf->headers_names); |
| 2037 if (hk == NULL) { | |
| 507 | 2038 return NGX_CONF_ERROR; |
| 2039 } | |
| 2040 | |
| 649 | 2041 hk->key = src[i].key; |
| 2042 hk->key_hash = ngx_hash_key_lc(src[i].key.data, src[i].key.len); | |
| 2043 hk->value = (void *) 1; | |
| 509 | 2044 |
| 519 | 2045 if (src[i].value.len == 0) { |
| 2046 continue; | |
| 2047 } | |
| 2048 | |
| 509 | 2049 if (ngx_http_script_variables_count(&src[i].value) == 0) { |
| 2050 copy = ngx_array_push_n(conf->headers_set_len, | |
| 2051 sizeof(ngx_http_script_copy_code_t)); | |
| 2052 if (copy == NULL) { | |
| 2053 return NGX_CONF_ERROR; | |
| 2054 } | |
| 2055 | |
| 2056 copy->code = (ngx_http_script_code_pt) | |
| 2057 ngx_http_script_copy_len_code; | |
| 2058 copy->len = src[i].key.len + sizeof(": ") - 1 | |
| 2059 + src[i].value.len + sizeof(CRLF) - 1; | |
| 507 | 2060 |
| 2061 | |
| 509 | 2062 size = (sizeof(ngx_http_script_copy_code_t) |
| 2063 + src[i].key.len + sizeof(": ") - 1 | |
| 2064 + src[i].value.len + sizeof(CRLF) - 1 | |
| 2065 + sizeof(uintptr_t) - 1) | |
| 2066 & ~(sizeof(uintptr_t) - 1); | |
| 2067 | |
| 2068 copy = ngx_array_push_n(conf->headers_set, size); | |
| 2069 if (copy == NULL) { | |
| 2070 return NGX_CONF_ERROR; | |
| 2071 } | |
| 2072 | |
| 2073 copy->code = ngx_http_script_copy_code; | |
| 2074 copy->len = src[i].key.len + sizeof(": ") - 1 | |
| 2075 + src[i].value.len + sizeof(CRLF) - 1; | |
| 2076 | |
| 2077 p = (u_char *) copy + sizeof(ngx_http_script_copy_code_t); | |
| 2078 | |
| 2079 p = ngx_cpymem(p, src[i].key.data, src[i].key.len); | |
| 2080 *p++ = ':'; *p++ = ' '; | |
| 2081 p = ngx_cpymem(p, src[i].value.data, src[i].value.len); | |
| 2082 *p++ = CR; *p = LF; | |
| 2083 | |
| 2084 } else { | |
| 2085 copy = ngx_array_push_n(conf->headers_set_len, | |
| 2086 sizeof(ngx_http_script_copy_code_t)); | |
| 2087 if (copy == NULL) { | |
| 2088 return NGX_CONF_ERROR; | |
| 2089 } | |
| 2090 | |
| 2091 copy->code = (ngx_http_script_code_pt) | |
| 2092 ngx_http_script_copy_len_code; | |
| 2093 copy->len = src[i].key.len + sizeof(": ") - 1; | |
| 507 | 2094 |
| 2095 | |
| 509 | 2096 size = (sizeof(ngx_http_script_copy_code_t) |
| 2097 + src[i].key.len + sizeof(": ") - 1 + sizeof(uintptr_t) - 1) | |
| 2098 & ~(sizeof(uintptr_t) - 1); | |
| 2099 | |
| 2100 copy = ngx_array_push_n(conf->headers_set, size); | |
| 2101 if (copy == NULL) { | |
| 2102 return NGX_CONF_ERROR; | |
| 2103 } | |
| 2104 | |
| 2105 copy->code = ngx_http_script_copy_code; | |
| 2106 copy->len = src[i].key.len + sizeof(": ") - 1; | |
| 2107 | |
| 2108 p = (u_char *) copy + sizeof(ngx_http_script_copy_code_t); | |
| 2109 p = ngx_cpymem(p, src[i].key.data, src[i].key.len); | |
| 2110 *p++ = ':'; *p = ' '; | |
| 2111 | |
| 2112 | |
| 2113 ngx_memzero(&sc, sizeof(ngx_http_script_compile_t)); | |
| 2114 | |
| 2115 sc.cf = cf; | |
| 2116 sc.source = &src[i].value; | |
| 573 | 2117 sc.flushes = &conf->flushes; |
| 509 | 2118 sc.lengths = &conf->headers_set_len; |
| 2119 sc.values = &conf->headers_set; | |
| 2120 | |
| 2121 if (ngx_http_script_compile(&sc) != NGX_OK) { | |
| 2122 return NGX_CONF_ERROR; | |
| 2123 } | |
| 2124 | |
| 2125 | |
| 2126 copy = ngx_array_push_n(conf->headers_set_len, | |
| 2127 sizeof(ngx_http_script_copy_code_t)); | |
| 2128 if (copy == NULL) { | |
| 2129 return NGX_CONF_ERROR; | |
| 2130 } | |
| 2131 | |
| 2132 copy->code = (ngx_http_script_code_pt) | |
| 2133 ngx_http_script_copy_len_code; | |
| 2134 copy->len = sizeof(CRLF) - 1; | |
| 2135 | |
| 2136 | |
| 2137 size = (sizeof(ngx_http_script_copy_code_t) | |
| 2138 + sizeof(CRLF) - 1 + sizeof(uintptr_t) - 1) | |
| 2139 & ~(sizeof(uintptr_t) - 1); | |
| 2140 | |
| 2141 copy = ngx_array_push_n(conf->headers_set, size); | |
| 2142 if (copy == NULL) { | |
| 2143 return NGX_CONF_ERROR; | |
| 2144 } | |
| 2145 | |
| 2146 copy->code = ngx_http_script_copy_code; | |
| 2147 copy->len = sizeof(CRLF) - 1; | |
| 2148 | |
| 2149 p = (u_char *) copy + sizeof(ngx_http_script_copy_code_t); | |
| 2150 *p++ = CR; *p = LF; | |
| 507 | 2151 } |
| 2152 | |
| 509 | 2153 code = ngx_array_push_n(conf->headers_set_len, sizeof(uintptr_t)); |
| 2154 if (code == NULL) { | |
| 507 | 2155 return NGX_CONF_ERROR; |
| 2156 } | |
| 2157 | |
| 509 | 2158 *code = (uintptr_t) NULL; |
| 2159 | |
| 2160 code = ngx_array_push_n(conf->headers_set, sizeof(uintptr_t)); | |
| 2161 if (code == NULL) { | |
| 2162 return NGX_CONF_ERROR; | |
| 2163 } | |
| 2164 | |
| 2165 *code = (uintptr_t) NULL; | |
| 507 | 2166 } |
| 2167 | |
| 509 | 2168 code = ngx_array_push_n(conf->headers_set_len, sizeof(uintptr_t)); |
| 2169 if (code == NULL) { | |
| 2170 return NGX_CONF_ERROR; | |
| 507 | 2171 } |
| 2172 | |
| 509 | 2173 *code = (uintptr_t) NULL; |
| 507 | 2174 |
| 2175 | |
| 649 | 2176 hash.hash = &conf->headers_set_hash; |
| 2177 hash.key = ngx_hash_key_lc; | |
|
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2178 hash.max_size = conf->headers_hash_max_size; |
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2179 hash.bucket_size = conf->headers_hash_bucket_size; |
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1666b7b0bafc
proxy_headers_hash_max_size and proxy_headers_hash_bucket_size
Igor Sysoev <igor@sysoev.ru>
parents:
1125
diff
changeset
|
2180 hash.name = "proxy_headers_hash"; |
| 649 | 2181 hash.pool = cf->pool; |
| 2182 hash.temp_pool = NULL; | |
| 2183 | |
| 2184 if (ngx_hash_init(&hash, conf->headers_names->elts, | |
| 2185 conf->headers_names->nelts) | |
| 2186 != NGX_OK) | |
| 2187 { | |
| 2188 return NGX_CONF_ERROR; | |
| 2189 } | |
| 2190 | |
| 509 | 2191 return NGX_CONF_OK; |
| 507 | 2192 } |
| 2193 | |
| 2194 | |
| 2195 static char * | |
| 2196 ngx_http_proxy_pass(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) | |
| 2197 { | |
| 509 | 2198 ngx_http_proxy_loc_conf_t *plcf = conf; |
| 507 | 2199 |
| 1658 | 2200 size_t add; |
| 2201 u_short port; | |
| 2202 ngx_str_t *value, *url; | |
| 2203 ngx_url_t u; | |
| 2204 ngx_uint_t n; | |
| 2205 ngx_http_core_loc_conf_t *clcf; | |
| 2206 ngx_http_script_compile_t sc; | |
| 507 | 2207 |
| 555 | 2208 if (plcf->upstream.schema.len) { |
| 2209 return "is duplicate"; | |
| 2210 } | |
| 2211 | |
| 1658 | 2212 clcf = ngx_http_conf_get_module_loc_conf(cf, ngx_http_core_module); |
| 2213 | |
| 507 | 2214 value = cf->args->elts; |
| 2215 | |
| 2216 url = &value[1]; | |
| 2217 | |
| 1658 | 2218 n = ngx_http_script_variables_count(url); |
| 2219 | |
| 2220 if (n) { | |
| 2221 | |
| 2222 ngx_memzero(&sc, sizeof(ngx_http_script_compile_t)); | |
| 2223 | |
| 2224 sc.cf = cf; | |
| 2225 sc.source = url; | |
| 2226 sc.lengths = &plcf->proxy_lengths; | |
| 2227 sc.values = &plcf->proxy_values; | |
| 2228 sc.variables = n; | |
| 2229 sc.complete_lengths = 1; | |
| 2230 sc.complete_values = 1; | |
|
1679
ca317d9b5c09
style fix: remove trailing spaces
Igor Sysoev <igor@sysoev.ru>
parents:
1671
diff
changeset
|
2231 |
| 1658 | 2232 if (ngx_http_script_compile(&sc) != NGX_OK) { |
| 2233 return NGX_CONF_ERROR; | |
| 2234 } | |
| 2235 | |
| 2236 #if (NGX_HTTP_SSL) | |
| 2237 if (ngx_http_proxy_set_ssl(cf, plcf) != NGX_OK) { | |
| 2238 return NGX_CONF_ERROR; | |
| 2239 } | |
| 2240 #endif | |
| 2241 | |
| 2242 clcf->handler = ngx_http_proxy_handler; | |
| 2243 | |
| 2244 return NGX_CONF_OK; | |
| 2245 } | |
| 2246 | |
|
1107
db7c468c447d
ngx_strcasecmp()/ngx_strncasecmp()
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
2247 if (ngx_strncasecmp(url->data, (u_char *) "http://", 7) == 0) { |
| 577 | 2248 add = 7; |
| 591 | 2249 port = 80; |
| 577 | 2250 |
|
1107
db7c468c447d
ngx_strcasecmp()/ngx_strncasecmp()
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
2251 } else if (ngx_strncasecmp(url->data, (u_char *) "https://", 8) == 0) { |
| 577 | 2252 |
| 2253 #if (NGX_HTTP_SSL) | |
| 1658 | 2254 if (ngx_http_proxy_set_ssl(cf, plcf) != NGX_OK) { |
| 2255 return NGX_CONF_ERROR; | |
| 2256 } | |
| 577 | 2257 |
| 2258 add = 8; | |
| 591 | 2259 port = 443; |
| 577 | 2260 #else |
| 2261 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, | |
| 2262 "https protocol requires SSL support"); | |
| 2263 return NGX_CONF_ERROR; | |
| 2264 #endif | |
| 2265 | |
| 2266 } else { | |
| 507 | 2267 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, "invalid URL prefix"); |
| 2268 return NGX_CONF_ERROR; | |
| 2269 } | |
| 2270 | |
| 651 | 2271 ngx_memzero(&u, sizeof(ngx_url_t)); |
| 2272 | |
| 2273 u.url.len = url->len - add; | |
| 2274 u.url.data = url->data + add; | |
| 906 | 2275 u.default_port = port; |
| 2276 u.uri_part = 1; | |
| 884 | 2277 u.no_resolve = 1; |
| 2278 | |
| 2279 plcf->upstream.upstream = ngx_http_upstream_add(cf, &u, 0); | |
| 2280 if (plcf->upstream.upstream == NULL) { | |
| 507 | 2281 return NGX_CONF_ERROR; |
| 2282 } | |
| 2283 | |
| 1658 | 2284 if (ngx_http_proxy_set_vars(cf->pool, &u, &plcf->vars) != NGX_OK) { |
| 2285 return NGX_CONF_ERROR; | |
| 906 | 2286 } |
| 2287 | |
| 591 | 2288 plcf->upstream.schema.len = add; |
| 2289 plcf->upstream.schema.data = url->data; | |
| 1658 | 2290 plcf->location = clcf->name; |
| 507 | 2291 |
| 2292 clcf->handler = ngx_http_proxy_handler; | |
| 2293 | |
| 1353 | 2294 if (clcf->named |
| 507 | 2295 #if (NGX_PCRE) |
| 1353 | 2296 || clcf->regex |
| 2297 #endif | |
| 2298 || clcf->noname) | |
| 2299 { | |
| 1658 | 2300 if (plcf->vars.uri.len) { |
| 573 | 2301 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
| 2302 "\"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
|
2303 "location given by regular expression, " |
| 1353 | 2304 "or inside named location, " |
|
843
ebab9490204c
allow proxy_pass inside limit_except
Igor Sysoev <igor@sysoev.ru>
parents:
812
diff
changeset
|
2305 "or inside the \"if\" statement, " |
|
ebab9490204c
allow proxy_pass inside limit_except
Igor Sysoev <igor@sysoev.ru>
parents:
812
diff
changeset
|
2306 "or inside the \"limit_except\" block"); |
| 573 | 2307 return NGX_CONF_ERROR; |
| 2308 } | |
| 2309 | |
| 1658 | 2310 plcf->location.len = 0; |
| 555 | 2311 } |
| 2312 | |
| 1658 | 2313 plcf->url = *url; |
| 509 | 2314 |
| 507 | 2315 if (clcf->name.data[clcf->name.len - 1] == '/') { |
| 2316 clcf->auto_redirect = 1; | |
| 2317 } | |
| 2318 | |
| 2319 return NGX_CONF_OK; | |
| 2320 } | |
| 2321 | |
| 2322 | |
| 2323 static char * | |
| 509 | 2324 ngx_http_proxy_redirect(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) |
| 507 | 2325 { |
| 509 | 2326 ngx_http_proxy_loc_conf_t *plcf = conf; |
| 2327 | |
| 2328 ngx_str_t *value; | |
| 2329 ngx_array_t *vars_lengths, *vars_values; | |
| 2330 ngx_http_script_compile_t sc; | |
| 2331 ngx_http_proxy_redirect_t *pr; | |
| 2332 | |
| 2333 if (plcf->redirect == 0) { | |
| 2334 return NGX_CONF_OK; | |
| 2335 } | |
| 2336 | |
| 2337 value = cf->args->elts; | |
| 2338 | |
| 2339 if (ngx_strcmp(value[1].data, "off") == 0) { | |
| 2340 plcf->redirect = 0; | |
| 2341 plcf->redirects = NULL; | |
| 2342 return NGX_CONF_OK; | |
| 2343 } | |
| 2344 | |
| 2345 if (plcf->redirects == NULL) { | |
| 2346 plcf->redirects = ngx_array_create(cf->pool, 1, | |
| 2347 sizeof(ngx_http_proxy_redirect_t)); | |
| 2348 if (plcf->redirects == NULL) { | |
| 2349 return NGX_CONF_ERROR; | |
| 2350 } | |
| 2351 } | |
| 2352 | |
| 2353 pr = ngx_array_push(plcf->redirects); | |
| 2354 if (pr == NULL) { | |
| 2355 return NGX_CONF_ERROR; | |
| 2356 } | |
| 2357 | |
| 2358 if (cf->args->nelts == 2 && ngx_strcmp(value[1].data, "default") == 0) { | |
| 1658 | 2359 if (plcf->url.data == NULL) { |
| 509 | 2360 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
| 2361 "\"proxy_rewrite_location default\" must go " | |
| 2362 "after the \"proxy_pass\" directive"); | |
| 2363 return NGX_CONF_ERROR; | |
| 2364 } | |
| 2365 | |
| 2366 pr->handler = ngx_http_proxy_rewrite_redirect_text; | |
| 1658 | 2367 pr->redirect = plcf->url; |
| 2368 | |
| 2369 if (plcf->vars.uri.len) { | |
| 2370 pr->replacement.text = plcf->location; | |
| 653 | 2371 |
| 2372 } else { | |
| 2373 pr->replacement.text.len = 0; | |
| 2374 pr->replacement.text.data = NULL; | |
| 2375 } | |
| 509 | 2376 |
| 2377 return NGX_CONF_OK; | |
| 2378 } | |
| 2379 | |
| 2380 if (ngx_http_script_variables_count(&value[2]) == 0) { | |
| 2381 pr->handler = ngx_http_proxy_rewrite_redirect_text; | |
| 2382 pr->redirect = value[1]; | |
| 2383 pr->replacement.text = value[2]; | |
| 2384 | |
| 2385 return NGX_CONF_OK; | |
| 2386 } | |
| 2387 | |
| 2388 ngx_memzero(&sc, sizeof(ngx_http_script_compile_t)); | |
| 2389 | |
| 2390 vars_lengths = NULL; | |
| 2391 vars_values = NULL; | |
| 2392 | |
| 2393 sc.cf = cf; | |
| 2394 sc.source = &value[2]; | |
| 2395 sc.lengths = &vars_lengths; | |
| 2396 sc.values = &vars_values; | |
| 2397 sc.complete_lengths = 1; | |
| 2398 sc.complete_values = 1; | |
| 2399 | |
| 2400 if (ngx_http_script_compile(&sc) != NGX_OK) { | |
| 2401 return NGX_CONF_ERROR; | |
| 2402 } | |
| 2403 | |
| 2404 pr->handler = ngx_http_proxy_rewrite_redirect_vars; | |
| 2405 pr->redirect = value[1]; | |
| 2406 pr->replacement.vars.lengths = vars_lengths->elts; | |
| 2407 pr->replacement.vars.values = vars_values->elts; | |
| 2408 | |
| 507 | 2409 return NGX_CONF_OK; |
| 2410 } | |
| 2411 | |
| 2412 | |
| 2413 static char * | |
|
1295
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2414 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
|
2415 { |
|
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2416 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
|
2417 |
|
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2418 ngx_str_t *value; |
|
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2419 ngx_http_script_compile_t sc; |
|
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2420 |
|
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2421 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
|
2422 { |
|
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2423 return "is duplicate"; |
|
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2424 } |
|
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2425 |
|
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2426 value = cf->args->elts; |
|
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2427 |
|
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2428 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
|
2429 plcf->upstream.store = 1; |
|
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2430 return NGX_CONF_OK; |
|
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2431 } |
|
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2432 |
|
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2433 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
|
2434 plcf->upstream.store = 0; |
|
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2435 return NGX_CONF_OK; |
|
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2436 } |
|
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2437 |
|
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2438 /* include the terminating '\0' into script */ |
|
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2439 value[1].len++; |
|
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2440 |
|
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2441 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
|
2442 |
|
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2443 sc.cf = cf; |
|
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2444 sc.source = &value[1]; |
|
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2445 sc.lengths = &plcf->upstream.store_lengths; |
|
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2446 sc.values = &plcf->upstream.store_values; |
|
1563
022ec9420f80
style fix: remove double semicolons
Igor Sysoev <igor@sysoev.ru>
parents:
1488
diff
changeset
|
2447 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
|
2448 sc.complete_lengths = 1; |
|
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2449 sc.complete_values = 1; |
|
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2450 |
|
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2451 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
|
2452 return NGX_CONF_ERROR; |
|
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2453 } |
|
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2454 |
|
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2455 return NGX_CONF_OK; |
|
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2456 } |
|
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2457 |
|
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2458 |
|
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2459 static char * |
| 507 | 2460 ngx_http_proxy_lowat_check(ngx_conf_t *cf, void *post, void *data) |
| 2461 { | |
| 2462 #if (NGX_FREEBSD) | |
| 2463 ssize_t *np = data; | |
| 2464 | |
| 673 | 2465 if ((u_long) *np >= ngx_freebsd_net_inet_tcp_sendspace) { |
| 507 | 2466 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
| 2467 "\"proxy_send_lowat\" must be less than %d " | |
| 2468 "(sysctl net.inet.tcp.sendspace)", | |
| 2469 ngx_freebsd_net_inet_tcp_sendspace); | |
| 2470 | |
| 2471 return NGX_CONF_ERROR; | |
| 2472 } | |
| 2473 | |
| 2474 #elif !(NGX_HAVE_SO_SNDLOWAT) | |
| 2475 ssize_t *np = data; | |
| 2476 | |
| 2477 ngx_conf_log_error(NGX_LOG_WARN, cf, 0, | |
| 2478 "\"proxy_send_lowat\" is not supported, ignored"); | |
| 2479 | |
| 2480 *np = 0; | |
| 2481 | |
| 2482 #endif | |
| 2483 | |
| 2484 return NGX_CONF_OK; | |
| 2485 } | |
| 884 | 2486 |
| 2487 | |
| 2488 static char * | |
| 2489 ngx_http_proxy_upstream_max_fails_unsupported(ngx_conf_t *cf, | |
| 2490 ngx_command_t *cmd, void *conf) | |
| 2491 { | |
| 2492 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, | |
| 2493 "\"proxy_upstream_max_fails\" is not supported, " | |
| 2494 "use the \"max_fails\" parameter of the \"server\" directive ", | |
| 2495 "inside the \"upstream\" block"); | |
| 2496 | |
| 2497 return NGX_CONF_ERROR; | |
| 2498 } | |
| 2499 | |
| 2500 | |
| 2501 static char * | |
| 2502 ngx_http_proxy_upstream_fail_timeout_unsupported(ngx_conf_t *cf, | |
| 2503 ngx_command_t *cmd, void *conf) | |
| 2504 { | |
| 2505 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, | |
| 2506 "\"proxy_upstream_fail_timeout\" is not supported, " | |
| 2507 "use the \"fail_timeout\" parameter of the \"server\" directive ", | |
| 2508 "inside the \"upstream\" block"); | |
| 2509 | |
| 2510 return NGX_CONF_ERROR; | |
| 2511 } | |
| 1658 | 2512 |
| 2513 | |
| 2514 #if (NGX_HTTP_SSL) | |
| 2515 | |
| 2516 static ngx_int_t | |
| 2517 ngx_http_proxy_set_ssl(ngx_conf_t *cf, ngx_http_proxy_loc_conf_t *plcf) | |
| 2518 { | |
| 2519 ngx_pool_cleanup_t *cln; | |
| 2520 | |
| 2521 plcf->upstream.ssl = ngx_pcalloc(cf->pool, sizeof(ngx_ssl_t)); | |
| 2522 if (plcf->upstream.ssl == NULL) { | |
| 2523 return NGX_ERROR; | |
| 2524 } | |
| 2525 | |
| 2526 plcf->upstream.ssl->log = cf->log; | |
| 2527 | |
| 2528 if (ngx_ssl_create(plcf->upstream.ssl, | |
| 2529 NGX_SSL_SSLv2|NGX_SSL_SSLv3|NGX_SSL_TLSv1, NULL) | |
| 2530 != NGX_OK) | |
| 2531 { | |
| 2532 return NGX_ERROR; | |
| 2533 } | |
| 2534 | |
| 2535 cln = ngx_pool_cleanup_add(cf->pool, 0); | |
| 2536 if (cln == NULL) { | |
| 2537 return NGX_ERROR; | |
| 2538 } | |
| 2539 | |
| 2540 cln->handler = ngx_ssl_cleanup_ctx; | |
| 2541 cln->data = plcf->upstream.ssl; | |
| 2542 | |
| 2543 return NGX_OK; | |
| 2544 } | |
| 2545 | |
| 2546 #endif | |
| 2547 | |
| 2548 | |
| 2549 static ngx_int_t | |
| 2550 ngx_http_proxy_set_vars(ngx_pool_t *pool, ngx_url_t *u, | |
| 2551 ngx_http_proxy_vars_t *v) | |
| 2552 { | |
| 2553 if (!u->unix_socket) { | |
| 2554 if (u->no_port || u->port == u->default_port) { | |
| 2555 v->host_header = u->host; | |
| 2556 | |
| 2557 if (u->default_port == 80) { | |
| 2558 v->port.len = sizeof("80") - 1; | |
| 2559 v->port.data = (u_char *) "80"; | |
| 2560 | |
| 2561 } else { | |
| 2562 v->port.len = sizeof("443") - 1; | |
| 2563 v->port.data = (u_char *) "443"; | |
| 2564 } | |
| 2565 | |
| 2566 } 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
|
2567 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
|
2568 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
|
2569 v->port = u->port_text; |
| 1658 | 2570 } |
| 2571 | |
| 2572 } else { | |
| 2573 v->host_header.len = sizeof("localhost") - 1; | |
| 2574 v->host_header.data = (u_char *) "localhost"; | |
| 2575 v->port.len = 0; | |
| 2576 v->port.data = (u_char *) ""; | |
| 2577 } | |
| 2578 | |
| 2579 v->uri = u->uri; | |
| 2580 | |
| 2581 return NGX_OK; | |
| 2582 } |