Mercurial > hg > nginx
annotate src/http/modules/ngx_http_proxy_module.c @ 2285:c77f4710595c
fix r1913
| author | Igor Sysoev <igor@sysoev.ru> |
|---|---|
| date | Thu, 30 Oct 2008 15:59:10 +0000 |
| parents | c3035feb6638 |
| children | d88e757cc7d8 |
| 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_http.h> | |
| 10 | |
| 11 | |
| 509 | 12 typedef struct ngx_http_proxy_redirect_s ngx_http_proxy_redirect_t; |
| 13 | |
| 14 typedef ngx_int_t (*ngx_http_proxy_redirect_pt)(ngx_http_request_t *r, | |
| 15 ngx_table_elt_t *h, size_t prefix, ngx_http_proxy_redirect_t *pr); | |
| 507 | 16 |
| 509 | 17 struct ngx_http_proxy_redirect_s { |
| 651 | 18 ngx_http_proxy_redirect_pt handler; |
| 19 ngx_str_t redirect; | |
| 507 | 20 |
| 509 | 21 union { |
| 651 | 22 ngx_str_t text; |
| 509 | 23 |
| 24 struct { | |
| 651 | 25 void *lengths; |
| 26 void *values; | |
| 509 | 27 } vars; |
| 507 | 28 |
| 651 | 29 void *regex; |
| 509 | 30 } replacement; |
| 31 }; | |
| 32 | |
| 33 | |
| 34 typedef struct { | |
| 1658 | 35 ngx_str_t host_header; |
| 36 ngx_str_t port; | |
| 37 ngx_str_t uri; | |
| 38 } ngx_http_proxy_vars_t; | |
| 39 | |
| 40 | |
| 41 typedef struct { | |
| 651 | 42 ngx_http_upstream_conf_t upstream; |
| 43 | |
| 44 ngx_array_t *flushes; | |
| 45 ngx_array_t *body_set_len; | |
| 46 ngx_array_t *body_set; | |
| 47 ngx_array_t *headers_set_len; | |
| 48 ngx_array_t *headers_set; | |
| 49 ngx_hash_t headers_set_hash; | |
| 50 | |
| 51 ngx_array_t *headers_source; | |
| 52 ngx_array_t *headers_names; | |
| 53 | |
| 1658 | 54 ngx_array_t *proxy_lengths; |
| 55 ngx_array_t *proxy_values; | |
| 56 | |
| 651 | 57 ngx_array_t *redirects; |
| 58 | |
| 59 ngx_str_t body_source; | |
| 60 | |
| 61 ngx_str_t method; | |
| 1658 | 62 ngx_str_t location; |
| 63 ngx_str_t url; | |
| 64 | |
| 65 ngx_http_proxy_vars_t vars; | |
| 651 | 66 |
| 67 ngx_flag_t redirect; | |
|
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69 ngx_uint_t headers_hash_max_size; |
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70 ngx_uint_t headers_hash_bucket_size; |
| 507 | 71 } ngx_http_proxy_loc_conf_t; |
| 72 | |
| 73 | |
| 74 typedef struct { | |
| 651 | 75 ngx_uint_t status; |
| 76 ngx_uint_t status_count; | |
| 77 u_char *status_start; | |
| 78 u_char *status_end; | |
| 79 | |
| 1658 | 80 ngx_http_proxy_vars_t vars; |
| 81 | |
| 651 | 82 size_t internal_body_length; |
| 509 | 83 } ngx_http_proxy_ctx_t; |
| 507 | 84 |
| 85 | |
| 509 | 86 #define NGX_HTTP_PROXY_PARSE_NO_HEADER 20 |
| 507 | 87 |
| 88 | |
| 1658 | 89 static ngx_int_t ngx_http_proxy_eval(ngx_http_request_t *r, |
| 90 ngx_http_proxy_ctx_t *ctx, ngx_http_proxy_loc_conf_t *plcf); | |
| 507 | 91 static ngx_int_t ngx_http_proxy_create_request(ngx_http_request_t *r); |
| 92 static ngx_int_t ngx_http_proxy_reinit_request(ngx_http_request_t *r); | |
| 509 | 93 static ngx_int_t ngx_http_proxy_process_status_line(ngx_http_request_t *r); |
| 94 static ngx_int_t ngx_http_proxy_parse_status_line(ngx_http_request_t *r, | |
| 1658 | 95 ngx_http_proxy_ctx_t *ctx); |
| 507 | 96 static ngx_int_t ngx_http_proxy_process_header(ngx_http_request_t *r); |
| 97 static void ngx_http_proxy_abort_request(ngx_http_request_t *r); | |
| 98 static void ngx_http_proxy_finalize_request(ngx_http_request_t *r, | |
| 99 ngx_int_t rc); | |
| 100 | |
| 573 | 101 static ngx_int_t ngx_http_proxy_host_variable(ngx_http_request_t *r, |
| 102 ngx_http_variable_value_t *v, uintptr_t data); | |
| 103 static ngx_int_t ngx_http_proxy_port_variable(ngx_http_request_t *r, | |
| 104 ngx_http_variable_value_t *v, uintptr_t data); | |
| 105 static ngx_int_t | |
| 509 | 106 ngx_http_proxy_add_x_forwarded_for_variable(ngx_http_request_t *r, |
| 573 | 107 ngx_http_variable_value_t *v, uintptr_t data); |
| 577 | 108 static ngx_int_t |
| 109 ngx_http_proxy_internal_body_length_variable(ngx_http_request_t *r, | |
| 110 ngx_http_variable_value_t *v, uintptr_t data); | |
| 509 | 111 static ngx_int_t ngx_http_proxy_rewrite_redirect(ngx_http_request_t *r, |
| 112 ngx_table_elt_t *h, size_t prefix); | |
| 507 | 113 |
| 509 | 114 static ngx_int_t ngx_http_proxy_add_variables(ngx_conf_t *cf); |
| 507 | 115 static void *ngx_http_proxy_create_loc_conf(ngx_conf_t *cf); |
| 116 static char *ngx_http_proxy_merge_loc_conf(ngx_conf_t *cf, | |
| 117 void *parent, void *child); | |
| 118 | |
| 119 static char *ngx_http_proxy_pass(ngx_conf_t *cf, ngx_command_t *cmd, | |
| 120 void *conf); | |
| 509 | 121 static char *ngx_http_proxy_redirect(ngx_conf_t *cf, ngx_command_t *cmd, |
| 122 void *conf); | |
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123 static char *ngx_http_proxy_store(ngx_conf_t *cf, ngx_command_t *cmd, |
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124 void *conf); |
| 507 | 125 |
| 126 static char *ngx_http_proxy_lowat_check(ngx_conf_t *cf, void *post, void *data); | |
| 127 | |
| 884 | 128 static char *ngx_http_proxy_upstream_max_fails_unsupported(ngx_conf_t *cf, |
| 129 ngx_command_t *cmd, void *conf); | |
| 130 static char *ngx_http_proxy_upstream_fail_timeout_unsupported(ngx_conf_t *cf, | |
| 131 ngx_command_t *cmd, void *conf); | |
| 132 | |
| 1658 | 133 #if (NGX_HTTP_SSL) |
| 134 static ngx_int_t ngx_http_proxy_set_ssl(ngx_conf_t *cf, | |
| 135 ngx_http_proxy_loc_conf_t *plcf); | |
| 136 #endif | |
| 137 static ngx_int_t ngx_http_proxy_set_vars(ngx_pool_t *pool, ngx_url_t *u, | |
| 138 ngx_http_proxy_vars_t *v); | |
| 139 | |
| 509 | 140 |
| 507 | 141 static ngx_conf_post_t ngx_http_proxy_lowat_post = |
| 509 | 142 { ngx_http_proxy_lowat_check }; |
| 143 | |
| 507 | 144 |
| 145 static ngx_conf_bitmask_t ngx_http_proxy_next_upstream_masks[] = { | |
| 146 { ngx_string("error"), NGX_HTTP_UPSTREAM_FT_ERROR }, | |
| 147 { ngx_string("timeout"), NGX_HTTP_UPSTREAM_FT_TIMEOUT }, | |
| 148 { ngx_string("invalid_header"), NGX_HTTP_UPSTREAM_FT_INVALID_HEADER }, | |
| 149 { ngx_string("http_500"), NGX_HTTP_UPSTREAM_FT_HTTP_500 }, | |
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150 { ngx_string("http_502"), NGX_HTTP_UPSTREAM_FT_HTTP_502 }, |
| 623 | 151 { ngx_string("http_503"), NGX_HTTP_UPSTREAM_FT_HTTP_503 }, |
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152 { ngx_string("http_504"), NGX_HTTP_UPSTREAM_FT_HTTP_504 }, |
| 507 | 153 { ngx_string("http_404"), NGX_HTTP_UPSTREAM_FT_HTTP_404 }, |
| 665 | 154 { ngx_string("off"), NGX_HTTP_UPSTREAM_FT_OFF }, |
| 507 | 155 { ngx_null_string, 0 } |
| 156 }; | |
| 157 | |
| 158 | |
| 159 static ngx_command_t ngx_http_proxy_commands[] = { | |
| 160 | |
| 161 { ngx_string("proxy_pass"), | |
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162 NGX_HTTP_LOC_CONF|NGX_HTTP_LIF_CONF|NGX_HTTP_LMT_CONF|NGX_CONF_TAKE1, |
| 507 | 163 ngx_http_proxy_pass, |
| 164 NGX_HTTP_LOC_CONF_OFFSET, | |
| 165 0, | |
| 166 NULL }, | |
| 167 | |
| 509 | 168 { ngx_string("proxy_redirect"), |
| 169 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE12, | |
| 170 ngx_http_proxy_redirect, | |
| 171 NGX_HTTP_LOC_CONF_OFFSET, | |
| 172 0, | |
| 173 NULL }, | |
| 174 | |
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175 { ngx_string("proxy_store"), |
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176 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, |
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177 ngx_http_proxy_store, |
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178 NGX_HTTP_LOC_CONF_OFFSET, |
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179 0, |
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180 NULL }, |
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181 |
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182 { ngx_string("proxy_store_access"), |
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183 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE123, |
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184 ngx_conf_set_access_slot, |
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185 NGX_HTTP_LOC_CONF_OFFSET, |
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186 offsetof(ngx_http_proxy_loc_conf_t, upstream.store_access), |
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187 NULL }, |
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188 |
| 581 | 189 { ngx_string("proxy_buffering"), |
| 190 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG, | |
| 191 ngx_conf_set_flag_slot, | |
| 192 NGX_HTTP_LOC_CONF_OFFSET, | |
| 193 offsetof(ngx_http_proxy_loc_conf_t, upstream.buffering), | |
| 194 NULL }, | |
| 195 | |
| 629 | 196 { ngx_string("proxy_ignore_client_abort"), |
| 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.ignore_client_abort), | |
| 201 NULL }, | |
| 202 | |
| 507 | 203 { ngx_string("proxy_connect_timeout"), |
| 204 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, | |
| 205 ngx_conf_set_msec_slot, | |
| 206 NGX_HTTP_LOC_CONF_OFFSET, | |
| 207 offsetof(ngx_http_proxy_loc_conf_t, upstream.connect_timeout), | |
| 208 NULL }, | |
| 209 | |
| 210 { ngx_string("proxy_send_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.send_timeout), | |
| 215 NULL }, | |
| 216 | |
| 217 { ngx_string("proxy_send_lowat"), | |
| 218 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, | |
| 219 ngx_conf_set_size_slot, | |
| 220 NGX_HTTP_LOC_CONF_OFFSET, | |
| 221 offsetof(ngx_http_proxy_loc_conf_t, upstream.send_lowat), | |
| 222 &ngx_http_proxy_lowat_post }, | |
| 223 | |
| 657 | 224 { ngx_string("proxy_intercept_errors"), |
| 225 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG, | |
| 226 ngx_conf_set_flag_slot, | |
| 227 NGX_HTTP_LOC_CONF_OFFSET, | |
| 228 offsetof(ngx_http_proxy_loc_conf_t, upstream.intercept_errors), | |
| 229 NULL }, | |
| 230 | |
| 509 | 231 { ngx_string("proxy_set_header"), |
| 232 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE2, | |
| 649 | 233 ngx_conf_set_keyval_slot, |
| 507 | 234 NGX_HTTP_LOC_CONF_OFFSET, |
| 509 | 235 offsetof(ngx_http_proxy_loc_conf_t, headers_source), |
| 507 | 236 NULL }, |
| 237 | |
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238 { ngx_string("proxy_headers_hash_max_size"), |
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239 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, |
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240 ngx_conf_set_num_slot, |
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241 NGX_HTTP_LOC_CONF_OFFSET, |
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242 offsetof(ngx_http_proxy_loc_conf_t, headers_hash_max_size), |
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243 NULL }, |
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244 |
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245 { ngx_string("proxy_headers_hash_bucket_size"), |
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246 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, |
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247 ngx_conf_set_num_slot, |
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248 NGX_HTTP_LOC_CONF_OFFSET, |
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249 offsetof(ngx_http_proxy_loc_conf_t, headers_hash_bucket_size), |
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250 NULL }, |
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251 |
| 577 | 252 { ngx_string("proxy_set_body"), |
| 253 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, | |
| 254 ngx_conf_set_str_slot, | |
| 255 NGX_HTTP_LOC_CONF_OFFSET, | |
| 256 offsetof(ngx_http_proxy_loc_conf_t, body_source), | |
| 257 NULL }, | |
| 258 | |
| 509 | 259 { ngx_string("proxy_method"), |
| 260 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, | |
| 561 | 261 ngx_conf_set_str_slot, |
| 509 | 262 NGX_HTTP_LOC_CONF_OFFSET, |
| 561 | 263 offsetof(ngx_http_proxy_loc_conf_t, method), |
| 264 NULL }, | |
| 509 | 265 |
| 266 { ngx_string("proxy_pass_request_headers"), | |
| 507 | 267 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG, |
| 268 ngx_conf_set_flag_slot, | |
| 269 NGX_HTTP_LOC_CONF_OFFSET, | |
| 509 | 270 offsetof(ngx_http_proxy_loc_conf_t, upstream.pass_request_headers), |
| 507 | 271 NULL }, |
| 272 | |
| 509 | 273 { ngx_string("proxy_pass_request_body"), |
| 507 | 274 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG, |
| 275 ngx_conf_set_flag_slot, | |
| 276 NGX_HTTP_LOC_CONF_OFFSET, | |
| 509 | 277 offsetof(ngx_http_proxy_loc_conf_t, upstream.pass_request_body), |
| 507 | 278 NULL }, |
| 279 | |
| 581 | 280 { ngx_string("proxy_buffer_size"), |
| 281 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, | |
| 282 ngx_conf_set_size_slot, | |
| 283 NGX_HTTP_LOC_CONF_OFFSET, | |
| 284 offsetof(ngx_http_proxy_loc_conf_t, upstream.buffer_size), | |
| 285 NULL }, | |
| 286 | |
| 507 | 287 { ngx_string("proxy_read_timeout"), |
| 288 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, | |
| 289 ngx_conf_set_msec_slot, | |
| 290 NGX_HTTP_LOC_CONF_OFFSET, | |
| 291 offsetof(ngx_http_proxy_loc_conf_t, upstream.read_timeout), | |
| 292 NULL }, | |
| 293 | |
| 294 { ngx_string("proxy_buffers"), | |
| 295 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE2, | |
| 296 ngx_conf_set_bufs_slot, | |
| 297 NGX_HTTP_LOC_CONF_OFFSET, | |
| 298 offsetof(ngx_http_proxy_loc_conf_t, upstream.bufs), | |
| 299 NULL }, | |
| 300 | |
| 301 { ngx_string("proxy_busy_buffers_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, | |
| 529 | 305 offsetof(ngx_http_proxy_loc_conf_t, upstream.busy_buffers_size_conf), |
| 507 | 306 NULL }, |
| 307 | |
| 308 { ngx_string("proxy_temp_path"), | |
| 309 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1234, | |
| 310 ngx_conf_set_path_slot, | |
| 311 NGX_HTTP_LOC_CONF_OFFSET, | |
| 312 offsetof(ngx_http_proxy_loc_conf_t, upstream.temp_path), | |
| 313 (void *) ngx_garbage_collector_temp_handler }, | |
| 314 | |
| 315 { ngx_string("proxy_max_temp_file_size"), | |
| 316 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, | |
| 317 ngx_conf_set_size_slot, | |
| 318 NGX_HTTP_LOC_CONF_OFFSET, | |
| 529 | 319 offsetof(ngx_http_proxy_loc_conf_t, upstream.max_temp_file_size_conf), |
| 507 | 320 NULL }, |
| 321 | |
| 322 { ngx_string("proxy_temp_file_write_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.temp_file_write_size_conf), |
| 507 | 327 NULL }, |
| 328 | |
| 329 { ngx_string("proxy_next_upstream"), | |
| 547 | 330 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_1MORE, |
| 507 | 331 ngx_conf_set_bitmask_slot, |
| 332 NGX_HTTP_LOC_CONF_OFFSET, | |
| 333 offsetof(ngx_http_proxy_loc_conf_t, upstream.next_upstream), | |
| 334 &ngx_http_proxy_next_upstream_masks }, | |
| 335 | |
| 561 | 336 { ngx_string("proxy_upstream_max_fails"), |
| 337 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, | |
| 884 | 338 ngx_http_proxy_upstream_max_fails_unsupported, |
| 339 0, | |
| 340 0, | |
| 561 | 341 NULL }, |
| 342 | |
| 343 { ngx_string("proxy_upstream_fail_timeout"), | |
| 344 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, | |
| 884 | 345 ngx_http_proxy_upstream_fail_timeout_unsupported, |
| 346 0, | |
| 347 0, | |
| 561 | 348 NULL }, |
| 349 | |
| 649 | 350 { ngx_string("proxy_pass_header"), |
| 507 | 351 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG, |
| 649 | 352 ngx_conf_set_str_array_slot, |
| 507 | 353 NGX_HTTP_LOC_CONF_OFFSET, |
| 649 | 354 offsetof(ngx_http_proxy_loc_conf_t, upstream.pass_headers), |
| 507 | 355 NULL }, |
| 356 | |
| 649 | 357 { ngx_string("proxy_hide_header"), |
| 507 | 358 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG, |
| 649 | 359 ngx_conf_set_str_array_slot, |
| 507 | 360 NGX_HTTP_LOC_CONF_OFFSET, |
| 649 | 361 offsetof(ngx_http_proxy_loc_conf_t, upstream.hide_headers), |
| 507 | 362 NULL }, |
| 363 | |
| 2184 | 364 #if (NGX_HTTP_SSL) |
| 365 | |
| 366 { ngx_string("proxy_ssl_session_reuse"), | |
| 367 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG, | |
| 368 ngx_conf_set_flag_slot, | |
| 369 NGX_HTTP_LOC_CONF_OFFSET, | |
| 370 offsetof(ngx_http_proxy_loc_conf_t, upstream.ssl_session_reuse), | |
| 371 NULL }, | |
| 372 | |
| 373 #endif | |
| 374 | |
| 507 | 375 ngx_null_command |
| 376 }; | |
| 377 | |
| 378 | |
| 667 | 379 static ngx_http_module_t ngx_http_proxy_module_ctx = { |
| 509 | 380 ngx_http_proxy_add_variables, /* preconfiguration */ |
| 381 NULL, /* postconfiguration */ | |
| 507 | 382 |
| 383 NULL, /* create main configuration */ | |
| 384 NULL, /* init main configuration */ | |
| 385 | |
| 386 NULL, /* create server configuration */ | |
| 387 NULL, /* merge server configuration */ | |
| 388 | |
| 389 ngx_http_proxy_create_loc_conf, /* create location configration */ | |
| 390 ngx_http_proxy_merge_loc_conf /* merge location configration */ | |
| 391 }; | |
| 392 | |
| 393 | |
| 394 ngx_module_t ngx_http_proxy_module = { | |
| 509 | 395 NGX_MODULE_V1, |
| 507 | 396 &ngx_http_proxy_module_ctx, /* module context */ |
| 397 ngx_http_proxy_commands, /* module directives */ | |
| 398 NGX_HTTP_MODULE, /* module type */ | |
| 541 | 399 NULL, /* init master */ |
| 509 | 400 NULL, /* init module */ |
| 541 | 401 NULL, /* init process */ |
| 402 NULL, /* init thread */ | |
| 403 NULL, /* exit thread */ | |
| 404 NULL, /* exit process */ | |
| 405 NULL, /* exit master */ | |
| 406 NGX_MODULE_V1_PADDING | |
| 507 | 407 }; |
| 408 | |
| 409 | |
| 410 static char ngx_http_proxy_version[] = " HTTP/1.0" CRLF; | |
| 411 | |
| 509 | 412 |
| 649 | 413 static ngx_keyval_t ngx_http_proxy_headers[] = { |
| 414 { ngx_string("Host"), ngx_string("$proxy_host") }, | |
| 415 { ngx_string("Connection"), ngx_string("close") }, | |
| 416 { ngx_string("Keep-Alive"), ngx_string("") }, | |
| 2067 | 417 { ngx_string("Expect"), ngx_string("") }, |
| 649 | 418 { ngx_null_string, ngx_null_string } |
| 419 }; | |
| 420 | |
| 421 | |
| 422 static ngx_str_t ngx_http_proxy_hide_headers[] = { | |
| 423 ngx_string("Date"), | |
| 424 ngx_string("Server"), | |
| 425 ngx_string("X-Pad"), | |
| 426 ngx_string("X-Accel-Expires"), | |
| 427 ngx_string("X-Accel-Redirect"), | |
| 428 ngx_string("X-Accel-Limit-Rate"), | |
|
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429 ngx_string("X-Accel-Buffering"), |
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430 ngx_string("X-Accel-Charset"), |
| 649 | 431 ngx_null_string |
| 509 | 432 }; |
| 433 | |
| 434 | |
| 435 static ngx_http_variable_t ngx_http_proxy_vars[] = { | |
| 436 | |
| 637 | 437 { ngx_string("proxy_host"), NULL, ngx_http_proxy_host_variable, 0, |
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438 NGX_HTTP_VAR_CHANGEABLE|NGX_HTTP_VAR_NOCACHEABLE|NGX_HTTP_VAR_NOHASH, 0 }, |
| 509 | 439 |
| 637 | 440 { ngx_string("proxy_port"), NULL, ngx_http_proxy_port_variable, 0, |
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441 NGX_HTTP_VAR_CHANGEABLE|NGX_HTTP_VAR_NOCACHEABLE|NGX_HTTP_VAR_NOHASH, 0 }, |
| 509 | 442 |
| 637 | 443 { ngx_string("proxy_add_x_forwarded_for"), NULL, |
| 583 | 444 ngx_http_proxy_add_x_forwarded_for_variable, 0, NGX_HTTP_VAR_NOHASH, 0 }, |
| 509 | 445 |
| 446 #if 0 | |
| 637 | 447 { ngx_string("proxy_add_via"), NULL, NULL, 0, NGX_HTTP_VAR_NOHASH, 0 }, |
| 509 | 448 #endif |
| 449 | |
| 637 | 450 { ngx_string("proxy_internal_body_length"), NULL, |
| 583 | 451 ngx_http_proxy_internal_body_length_variable, 0, NGX_HTTP_VAR_NOHASH, 0 }, |
| 577 | 452 |
| 637 | 453 { ngx_null_string, NULL, NULL, 0, 0, 0 } |
| 509 | 454 }; |
| 507 | 455 |
| 456 | |
| 457 static ngx_int_t | |
| 458 ngx_http_proxy_handler(ngx_http_request_t *r) | |
| 577 | 459 { |
| 507 | 460 ngx_int_t rc; |
| 461 ngx_http_upstream_t *u; | |
| 1658 | 462 ngx_http_proxy_ctx_t *ctx; |
| 507 | 463 ngx_http_proxy_loc_conf_t *plcf; |
| 577 | 464 |
| 507 | 465 u = ngx_pcalloc(r->pool, sizeof(ngx_http_upstream_t)); |
| 466 if (u == NULL) { | |
| 467 return NGX_HTTP_INTERNAL_SERVER_ERROR; | |
| 468 } | |
| 577 | 469 |
| 1658 | 470 r->upstream = u; |
| 471 | |
| 472 ctx = ngx_pcalloc(r->pool, sizeof(ngx_http_proxy_ctx_t)); | |
| 473 if (ctx == NULL) { | |
| 474 return NGX_ERROR; | |
| 475 } | |
| 476 | |
| 477 ngx_http_set_ctx(r, ctx, ngx_http_proxy_module); | |
| 478 | |
| 479 plcf = ngx_http_get_module_loc_conf(r, ngx_http_proxy_module); | |
| 480 | |
| 481 if (plcf->proxy_lengths == 0) { | |
| 482 ctx->vars = plcf->vars; | |
| 483 u->schema = plcf->upstream.schema; | |
| 484 #if (NGX_HTTP_SSL) | |
| 485 u->ssl = (plcf->upstream.ssl != NULL); | |
| 486 #endif | |
| 487 | |
| 488 } else { | |
| 489 if (ngx_http_proxy_eval(r, ctx, plcf) != NGX_OK) { | |
| 490 return NGX_HTTP_INTERNAL_SERVER_ERROR; | |
| 491 } | |
| 492 } | |
| 493 | |
| 507 | 494 u->peer.log = r->connection->log; |
| 495 u->peer.log_error = NGX_ERROR_ERR; | |
| 496 #if (NGX_THREADS) | |
| 497 u->peer.lock = &r->connection->lock; | |
| 498 #endif | |
| 499 | |
| 500 u->output.tag = (ngx_buf_tag_t) &ngx_http_proxy_module; | |
| 501 | |
| 502 u->conf = &plcf->upstream; | |
| 503 | |
| 504 u->create_request = ngx_http_proxy_create_request; | |
| 505 u->reinit_request = ngx_http_proxy_reinit_request; | |
| 509 | 506 u->process_header = ngx_http_proxy_process_status_line; |
| 507 | 507 u->abort_request = ngx_http_proxy_abort_request; |
| 508 u->finalize_request = ngx_http_proxy_finalize_request; | |
| 509 | |
| 509 | 510 if (plcf->redirects) { |
| 511 u->rewrite_redirect = ngx_http_proxy_rewrite_redirect; | |
| 512 } | |
| 513 | |
| 649 | 514 u->buffering = plcf->upstream.buffering; |
| 515 | |
| 516 u->pipe = ngx_pcalloc(r->pool, sizeof(ngx_event_pipe_t)); | |
| 517 if (u->pipe == NULL) { | |
| 518 return NGX_HTTP_INTERNAL_SERVER_ERROR; | |
| 581 | 519 } |
| 507 | 520 |
| 649 | 521 u->pipe->input_filter = ngx_event_pipe_copy_input_filter; |
| 522 | |
| 509 | 523 u->accel = 1; |
| 577 | 524 |
| 507 | 525 rc = ngx_http_read_client_request_body(r, ngx_http_upstream_init); |
| 526 | |
| 527 if (rc >= NGX_HTTP_SPECIAL_RESPONSE) { | |
| 528 return rc; | |
| 529 } | |
| 530 | |
| 531 return NGX_DONE; | |
| 532 } | |
| 533 | |
| 534 | |
| 535 static ngx_int_t | |
| 1658 | 536 ngx_http_proxy_eval(ngx_http_request_t *r, ngx_http_proxy_ctx_t *ctx, |
| 537 ngx_http_proxy_loc_conf_t *plcf) | |
| 538 { | |
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539 u_char *p; |
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540 size_t add; |
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541 u_short port; |
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542 ngx_str_t proxy; |
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543 ngx_url_t u; |
| 1658 | 544 |
| 545 if (ngx_http_script_run(r, &proxy, plcf->proxy_lengths->elts, 0, | |
| 546 plcf->proxy_values->elts) | |
| 547 == NULL) | |
| 548 { | |
| 549 return NGX_ERROR; | |
| 550 } | |
| 551 | |
| 552 if (ngx_strncasecmp(proxy.data, (u_char *) "http://", 7) == 0) { | |
| 553 | |
| 554 add = 7; | |
| 555 port = 80; | |
| 556 | |
| 557 #if (NGX_HTTP_SSL) | |
| 558 | |
| 559 } else if (ngx_strncasecmp(proxy.data, (u_char *) "https://", 8) == 0) { | |
| 560 | |
| 561 add = 8; | |
| 562 port = 443; | |
| 563 r->upstream->ssl = 1; | |
| 564 | |
| 565 #endif | |
| 566 | |
| 567 } else { | |
| 568 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, | |
| 569 "invalid URL prefix in \"%V\"", &proxy); | |
| 570 return NGX_ERROR; | |
| 571 } | |
| 572 | |
| 573 r->upstream->schema.len = add; | |
| 574 r->upstream->schema.data = proxy.data; | |
| 575 | |
| 576 ngx_memzero(&u, sizeof(ngx_url_t)); | |
| 577 | |
| 578 u.url.len = proxy.len - add; | |
| 579 u.url.data = proxy.data + add; | |
| 580 u.default_port = port; | |
| 581 u.uri_part = 1; | |
| 582 u.no_resolve = 1; | |
| 583 | |
| 584 if (ngx_parse_url(r->pool, &u) != NGX_OK) { | |
| 585 if (u.err) { | |
| 586 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, | |
| 587 "%s in upstream \"%V\"", u.err, &u.url); | |
| 588 } | |
| 589 | |
| 590 return NGX_ERROR; | |
| 591 } | |
| 592 | |
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593 if (u.uri.len && u.uri.data[0] == '?') { |
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594 p = ngx_pnalloc(r->pool, u.uri.len + 1); |
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595 if (p == NULL) { |
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596 return NGX_ERROR; |
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597 } |
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598 |
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599 *p++ = '/'; |
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600 ngx_memcpy(p, u.uri.data, u.uri.len); |
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601 |
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602 u.uri.len++; |
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603 u.uri.data = p - 1; |
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604 } |
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605 |
| 1658 | 606 if (ngx_http_proxy_set_vars(r->pool, &u, &ctx->vars) != NGX_OK) { |
| 607 return NGX_ERROR; | |
| 608 } | |
| 609 | |
| 610 r->upstream->resolved = ngx_pcalloc(r->pool, | |
| 611 sizeof(ngx_http_upstream_resolved_t)); | |
| 612 if (r->upstream->resolved == NULL) { | |
| 613 return NGX_ERROR; | |
| 614 } | |
| 615 | |
| 616 r->upstream->resolved->host = u.host; | |
| 617 r->upstream->resolved->port = (in_port_t) (u.no_port ? u.default_port: | |
| 618 u.port); | |
| 2285 | 619 r->upstream->resolved->no_port = u.no_port; |
| 1658 | 620 |
| 621 return NGX_OK; | |
| 622 } | |
| 623 | |
| 624 | |
| 625 static ngx_int_t | |
| 507 | 626 ngx_http_proxy_create_request(ngx_http_request_t *r) |
| 627 { | |
| 577 | 628 size_t len, loc_len, body_len; |
| 509 | 629 uintptr_t escape; |
| 630 ngx_buf_t *b; | |
| 649 | 631 ngx_str_t method; |
| 632 ngx_uint_t i, unparsed_uri; | |
| 509 | 633 ngx_chain_t *cl, *body; |
| 634 ngx_list_part_t *part; | |
| 635 ngx_table_elt_t *header; | |
| 636 ngx_http_upstream_t *u; | |
| 1658 | 637 ngx_http_proxy_ctx_t *ctx; |
| 509 | 638 ngx_http_script_code_pt code; |
| 639 ngx_http_script_engine_t e, le; | |
| 640 ngx_http_proxy_loc_conf_t *plcf; | |
| 641 ngx_http_script_len_code_pt lcode; | |
| 507 | 642 |
| 643 u = r->upstream; | |
| 644 | |
| 645 plcf = ngx_http_get_module_loc_conf(r, ngx_http_proxy_module); | |
| 646 | |
| 561 | 647 if (u->method.len) { |
| 648 /* HEAD was changed to GET to cache response */ | |
| 649 method = u->method; | |
| 650 method.len++; | |
| 651 | |
| 652 } else if (plcf->method.len) { | |
| 653 method = plcf->method; | |
| 654 | |
| 507 | 655 } else { |
| 561 | 656 method = r->method_name; |
| 657 method.len++; | |
| 507 | 658 } |
| 659 | |
| 1667 | 660 len = method.len + sizeof(ngx_http_proxy_version) - 1 + sizeof(CRLF) - 1; |
| 661 | |
| 507 | 662 escape = 0; |
| 1658 | 663 loc_len = 0; |
| 664 unparsed_uri = 0; | |
| 665 | |
| 666 ctx = ngx_http_get_module_ctx(r, ngx_http_proxy_module); | |
| 667 | |
| 668 if (plcf->proxy_lengths) { | |
| 1667 | 669 len += ctx->vars.uri.len; |
| 1658 | 670 |
| 671 } else if (ctx->vars.uri.len == 0 && r->valid_unparsed_uri && r == r->main) | |
| 672 { | |
| 609 | 673 unparsed_uri = 1; |
| 1667 | 674 len += r->unparsed_uri.len; |
| 507 | 675 |
| 676 } else { | |
| 1658 | 677 loc_len = (r->valid_location && ctx->vars.uri.len) ? |
| 678 plcf->location.len : 0; | |
| 679 | |
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680 if (r->quoted_uri || r->internal) { |
| 509 | 681 escape = 2 * ngx_escape_uri(NULL, r->uri.data + loc_len, |
| 682 r->uri.len - loc_len, NGX_ESCAPE_URI); | |
| 507 | 683 } |
| 684 | |
| 1688 | 685 len += ctx->vars.uri.len + r->uri.len - loc_len + escape |
| 686 + sizeof("?") - 1 + r->args.len; | |
| 507 | 687 } |
| 688 | |
| 1565 | 689 ngx_http_script_flush_no_cacheable_variables(r, plcf->flushes); |
| 573 | 690 |
| 577 | 691 if (plcf->body_set_len) { |
| 692 le.ip = plcf->body_set_len->elts; | |
| 693 le.request = r; | |
| 694 le.flushed = 1; | |
| 695 body_len = 0; | |
| 696 | |
| 697 while (*(uintptr_t *) le.ip) { | |
| 698 lcode = *(ngx_http_script_len_code_pt *) le.ip; | |
| 699 body_len += lcode(&le); | |
| 700 } | |
| 701 | |
| 1658 | 702 ctx->internal_body_length = body_len; |
| 577 | 703 len += body_len; |
| 704 } | |
| 705 | |
| 509 | 706 le.ip = plcf->headers_set_len->elts; |
| 707 le.request = r; | |
| 573 | 708 le.flushed = 1; |
| 507 | 709 |
| 509 | 710 while (*(uintptr_t *) le.ip) { |
| 711 while (*(uintptr_t *) le.ip) { | |
| 712 lcode = *(ngx_http_script_len_code_pt *) le.ip; | |
| 713 len += lcode(&le); | |
| 714 } | |
| 715 le.ip += sizeof(uintptr_t); | |
| 507 | 716 } |
| 717 | |
| 718 | |
| 509 | 719 if (plcf->upstream.pass_request_headers) { |
| 720 part = &r->headers_in.headers.part; | |
| 721 header = part->elts; | |
| 722 | |
| 723 for (i = 0; /* void */; i++) { | |
| 507 | 724 |
| 509 | 725 if (i >= part->nelts) { |
| 726 if (part->next == NULL) { | |
| 727 break; | |
| 728 } | |
| 729 | |
| 730 part = part->next; | |
| 731 header = part->elts; | |
| 577 | 732 i = 0; |
| 507 | 733 } |
| 734 | |
| 649 | 735 if (ngx_hash_find(&plcf->headers_set_hash, header[i].hash, |
| 736 header[i].lowcase_key, header[i].key.len)) | |
| 509 | 737 { |
| 738 continue; | |
| 739 } | |
| 740 | |
| 741 len += header[i].key.len + sizeof(": ") - 1 | |
| 742 + header[i].value.len + sizeof(CRLF) - 1; | |
| 507 | 743 } |
| 509 | 744 } |
| 507 | 745 |
| 746 | |
| 747 b = ngx_create_temp_buf(r->pool, len); | |
| 748 if (b == NULL) { | |
| 749 return NGX_ERROR; | |
| 750 } | |
| 751 | |
| 752 cl = ngx_alloc_chain_link(r->pool); | |
| 753 if (cl == NULL) { | |
| 754 return NGX_ERROR; | |
| 755 } | |
| 756 | |
| 757 cl->buf = b; | |
| 758 | |
| 759 | |
| 760 /* the request line */ | |
| 761 | |
| 573 | 762 b->last = ngx_copy(b->last, method.data, method.len); |
| 507 | 763 |
| 555 | 764 u->uri.data = b->last; |
| 765 | |
| 1658 | 766 if (plcf->proxy_lengths) { |
| 767 b->last = ngx_copy(b->last, ctx->vars.uri.data, ctx->vars.uri.len); | |
| 768 | |
| 769 } else if (unparsed_uri) { | |
| 573 | 770 b->last = ngx_copy(b->last, r->unparsed_uri.data, r->unparsed_uri.len); |
| 771 | |
| 507 | 772 } else { |
| 555 | 773 if (r->valid_location) { |
| 1658 | 774 b->last = ngx_copy(b->last, ctx->vars.uri.data, ctx->vars.uri.len); |
| 555 | 775 } |
| 551 | 776 |
| 507 | 777 if (escape) { |
| 509 | 778 ngx_escape_uri(b->last, r->uri.data + loc_len, |
| 779 r->uri.len - loc_len, NGX_ESCAPE_URI); | |
| 780 b->last += r->uri.len - loc_len + escape; | |
| 507 | 781 |
| 577 | 782 } else { |
| 573 | 783 b->last = ngx_copy(b->last, r->uri.data + loc_len, |
| 784 r->uri.len - loc_len); | |
| 507 | 785 } |
| 786 | |
| 787 if (r->args.len > 0) { | |
| 788 *b->last++ = '?'; | |
| 573 | 789 b->last = ngx_copy(b->last, r->args.data, r->args.len); |
| 507 | 790 } |
| 791 } | |
| 792 | |
| 555 | 793 u->uri.len = b->last - u->uri.data; |
| 794 | |
| 507 | 795 b->last = ngx_cpymem(b->last, ngx_http_proxy_version, |
| 796 sizeof(ngx_http_proxy_version) - 1); | |
| 797 | |
| 577 | 798 ngx_memzero(&e, sizeof(ngx_http_script_engine_t)); |
| 507 | 799 |
| 800 e.ip = plcf->headers_set->elts; | |
| 801 e.pos = b->last; | |
| 509 | 802 e.request = r; |
| 573 | 803 e.flushed = 1; |
| 507 | 804 |
| 509 | 805 le.ip = plcf->headers_set_len->elts; |
| 806 | |
| 807 while (*(uintptr_t *) le.ip) { | |
| 808 lcode = *(ngx_http_script_len_code_pt *) le.ip; | |
| 515 | 809 |
| 810 /* skip the header line name length */ | |
| 811 (void) lcode(&le); | |
| 509 | 812 |
| 813 if (*(ngx_http_script_len_code_pt *) le.ip) { | |
| 814 | |
| 815 for (len = 0; *(uintptr_t *) le.ip; len += lcode(&le)) { | |
| 816 lcode = *(ngx_http_script_len_code_pt *) le.ip; | |
| 817 } | |
| 818 | |
| 819 e.skip = (len == sizeof(CRLF) - 1) ? 1 : 0; | |
| 820 | |
| 821 } else { | |
| 822 e.skip = 0; | |
| 823 } | |
| 824 | |
| 825 le.ip += sizeof(uintptr_t); | |
| 826 | |
| 827 while (*(uintptr_t *) e.ip) { | |
| 828 code = *(ngx_http_script_code_pt *) e.ip; | |
| 829 code((ngx_http_script_engine_t *) &e); | |
| 577 | 830 } |
| 509 | 831 e.ip += sizeof(uintptr_t); |
| 507 | 832 } |
| 833 | |
| 834 b->last = e.pos; | |
| 835 | |
| 836 | |
| 509 | 837 if (plcf->upstream.pass_request_headers) { |
| 838 part = &r->headers_in.headers.part; | |
| 839 header = part->elts; | |
| 577 | 840 |
| 509 | 841 for (i = 0; /* void */; i++) { |
| 507 | 842 |
| 509 | 843 if (i >= part->nelts) { |
| 844 if (part->next == NULL) { | |
| 845 break; | |
| 846 } | |
| 847 | |
| 848 part = part->next; | |
| 849 header = part->elts; | |
| 577 | 850 i = 0; |
| 507 | 851 } |
| 852 | |
| 649 | 853 if (ngx_hash_find(&plcf->headers_set_hash, header[i].hash, |
| 854 header[i].lowcase_key, header[i].key.len)) | |
| 509 | 855 { |
| 856 continue; | |
| 857 } | |
| 507 | 858 |
| 573 | 859 b->last = ngx_copy(b->last, header[i].key.data, header[i].key.len); |
| 507 | 860 |
| 509 | 861 *b->last++ = ':'; *b->last++ = ' '; |
| 507 | 862 |
| 573 | 863 b->last = ngx_copy(b->last, header[i].value.data, |
| 864 header[i].value.len); | |
| 507 | 865 |
| 509 | 866 *b->last++ = CR; *b->last++ = LF; |
| 507 | 867 |
| 509 | 868 ngx_log_debug2(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
| 869 "http proxy header: \"%V: %V\"", | |
| 870 &header[i].key, &header[i].value); | |
| 871 } | |
| 507 | 872 } |
| 873 | |
| 577 | 874 |
| 507 | 875 /* add "\r\n" at the header end */ |
| 876 *b->last++ = CR; *b->last++ = LF; | |
| 877 | |
| 577 | 878 if (plcf->body_set) { |
| 879 e.ip = plcf->body_set->elts; | |
| 880 e.pos = b->last; | |
| 881 | |
| 882 while (*(uintptr_t *) e.ip) { | |
| 883 code = *(ngx_http_script_code_pt *) e.ip; | |
| 884 code((ngx_http_script_engine_t *) &e); | |
| 885 } | |
| 579 | 886 |
| 887 b->last = e.pos; | |
| 577 | 888 } |
| 889 | |
| 1774 | 890 ngx_log_debug2(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
| 891 "http proxy header:\n\"%*s\"", | |
| 892 (size_t) (b->last - b->pos), b->pos); | |
| 507 | 893 |
| 577 | 894 if (plcf->body_set == NULL && plcf->upstream.pass_request_body) { |
| 509 | 895 |
| 896 body = u->request_bufs; | |
| 897 u->request_bufs = cl; | |
| 898 | |
| 899 while (body) { | |
| 900 b = ngx_alloc_buf(r->pool); | |
| 901 if (b == NULL) { | |
| 902 return NGX_ERROR; | |
| 903 } | |
| 904 | |
| 905 ngx_memcpy(b, body->buf, sizeof(ngx_buf_t)); | |
| 906 | |
| 907 cl->next = ngx_alloc_chain_link(r->pool); | |
| 908 if (cl->next == NULL) { | |
| 909 return NGX_ERROR; | |
| 910 } | |
| 911 | |
| 912 cl = cl->next; | |
| 913 cl->buf = b; | |
| 914 | |
| 915 body = body->next; | |
| 916 } | |
| 917 | |
| 611 | 918 b->flush = 1; |
| 919 | |
| 509 | 920 } else { |
| 921 u->request_bufs = cl; | |
| 922 } | |
| 923 | |
| 924 cl->next = NULL; | |
| 925 | |
| 507 | 926 return NGX_OK; |
| 927 } | |
| 928 | |
| 929 | |
| 930 static ngx_int_t | |
| 931 ngx_http_proxy_reinit_request(ngx_http_request_t *r) | |
| 932 { | |
| 1658 | 933 ngx_http_proxy_ctx_t *ctx; |
| 934 | |
| 935 ctx = ngx_http_get_module_ctx(r, ngx_http_proxy_module); | |
| 936 | |
| 937 if (ctx == NULL) { | |
| 509 | 938 return NGX_OK; |
| 939 } | |
| 940 | |
| 1658 | 941 ctx->status = 0; |
| 942 ctx->status_count = 0; | |
| 943 ctx->status_start = NULL; | |
| 944 ctx->status_end = NULL; | |
| 509 | 945 |
| 946 r->upstream->process_header = ngx_http_proxy_process_status_line; | |
| 947 | |
| 948 return NGX_OK; | |
| 949 } | |
| 950 | |
| 951 | |
| 952 static ngx_int_t | |
| 953 ngx_http_proxy_process_status_line(ngx_http_request_t *r) | |
| 954 { | |
| 955 ngx_int_t rc; | |
| 956 ngx_http_upstream_t *u; | |
| 1658 | 957 ngx_http_proxy_ctx_t *ctx; |
| 958 | |
| 959 ctx = ngx_http_get_module_ctx(r, ngx_http_proxy_module); | |
| 960 | |
| 961 if (ctx == 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
|
962 return NGX_ERROR; |
| 509 | 963 } |
| 964 | |
| 1658 | 965 rc = ngx_http_proxy_parse_status_line(r, ctx); |
| 509 | 966 |
| 967 if (rc == NGX_AGAIN) { | |
| 968 return rc; | |
| 969 } | |
| 970 | |
| 971 u = r->upstream; | |
| 972 | |
| 973 if (rc == NGX_HTTP_PROXY_PARSE_NO_HEADER) { | |
| 974 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, | |
| 577 | 975 "upstream sent no valid HTTP/1.0 header"); |
| 509 | 976 |
| 619 | 977 #if 0 |
| 509 | 978 if (u->accel) { |
| 979 return NGX_HTTP_UPSTREAM_INVALID_HEADER; | |
| 980 } | |
| 619 | 981 #endif |
| 509 | 982 |
| 983 r->http_version = NGX_HTTP_VERSION_9; | |
| 1616 | 984 u->headers_in.status_n = NGX_HTTP_OK; |
| 985 u->state->status = NGX_HTTP_OK; | |
| 577 | 986 |
| 509 | 987 return NGX_OK; |
| 988 } | |
| 989 | |
| 1658 | 990 u->headers_in.status_n = ctx->status; |
| 991 u->state->status = ctx->status; | |
| 992 | |
| 993 u->headers_in.status_line.len = ctx->status_end - ctx->status_start; | |
| 2049 | 994 u->headers_in.status_line.data = ngx_pnalloc(r->pool, |
| 995 u->headers_in.status_line.len); | |
| 529 | 996 if (u->headers_in.status_line.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
|
997 return NGX_ERROR; |
| 509 | 998 } |
| 573 | 999 |
| 1658 | 1000 ngx_memcpy(u->headers_in.status_line.data, ctx->status_start, |
| 529 | 1001 u->headers_in.status_line.len); |
| 509 | 1002 |
| 1003 ngx_log_debug2(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
| 1004 "http proxy status %ui \"%V\"", | |
| 936 | 1005 u->headers_in.status_n, &u->headers_in.status_line); |
| 509 | 1006 |
| 1007 u->process_header = ngx_http_proxy_process_header; | |
| 1008 | |
| 1009 return ngx_http_proxy_process_header(r); | |
| 1010 } | |
| 1011 | |
| 1012 | |
| 1013 static ngx_int_t | |
| 1658 | 1014 ngx_http_proxy_parse_status_line(ngx_http_request_t *r, |
| 1015 ngx_http_proxy_ctx_t *ctx) | |
| 509 | 1016 { |
| 1017 u_char ch; | |
| 1658 | 1018 u_char *p; |
| 509 | 1019 ngx_http_upstream_t *u; |
| 1020 enum { | |
| 1021 sw_start = 0, | |
| 1022 sw_H, | |
| 1023 sw_HT, | |
| 1024 sw_HTT, | |
| 1025 sw_HTTP, | |
| 1026 sw_first_major_digit, | |
| 1027 sw_major_digit, | |
| 1028 sw_first_minor_digit, | |
| 1029 sw_minor_digit, | |
| 1030 sw_status, | |
| 1031 sw_space_after_status, | |
| 1032 sw_status_text, | |
| 1033 sw_almost_done | |
| 577 | 1034 } state; |
| 509 | 1035 |
| 1036 u = r->upstream; | |
| 1037 | |
| 1038 state = r->state; | |
| 1039 | |
| 1658 | 1040 for (p = u->buffer.pos; p < u->buffer.last; p++) { |
| 1041 ch = *p; | |
| 509 | 1042 |
| 1043 switch (state) { | |
| 1044 | |
| 1045 /* "HTTP/" */ | |
| 1046 case sw_start: | |
| 1047 switch (ch) { | |
| 577 | 1048 case 'H': |
| 509 | 1049 state = sw_H; |
| 1050 break; | |
| 1051 default: | |
| 1052 return NGX_HTTP_PROXY_PARSE_NO_HEADER; | |
| 1053 } | |
| 1054 break; | |
| 1055 | |
| 577 | 1056 case sw_H: |
| 509 | 1057 switch (ch) { |
| 577 | 1058 case 'T': |
| 509 | 1059 state = sw_HT; |
| 1060 break; | |
| 1061 default: | |
| 1062 return NGX_HTTP_PROXY_PARSE_NO_HEADER; | |
| 1063 } | |
| 1064 break; | |
| 1065 | |
| 1066 case sw_HT: | |
| 1067 switch (ch) { | |
| 577 | 1068 case 'T': |
| 509 | 1069 state = sw_HTT; |
| 1070 break; | |
| 1071 default: | |
| 1072 return NGX_HTTP_PROXY_PARSE_NO_HEADER; | |
| 1073 } | |
| 1074 break; | |
| 1075 | |
| 1076 case sw_HTT: | |
| 1077 switch (ch) { | |
| 577 | 1078 case 'P': |
| 509 | 1079 state = sw_HTTP; |
| 1080 break; | |
| 1081 default: | |
| 1082 return NGX_HTTP_PROXY_PARSE_NO_HEADER; | |
| 1083 } | |
| 1084 break; | |
| 1085 | |
| 1086 case sw_HTTP: | |
| 1087 switch (ch) { | |
| 577 | 1088 case '/': |
| 509 | 1089 state = sw_first_major_digit; |
| 1090 break; | |
| 1091 default: | |
| 1092 return NGX_HTTP_PROXY_PARSE_NO_HEADER; | |
| 1093 } | |
| 1094 break; | |
| 1095 | |
| 1096 /* the first digit of major HTTP version */ | |
| 1097 case sw_first_major_digit: | |
| 1098 if (ch < '1' || ch > '9') { | |
| 1099 return NGX_HTTP_PROXY_PARSE_NO_HEADER; | |
| 1100 } | |
| 1101 | |
| 1102 state = sw_major_digit; | |
| 1103 break; | |
| 1104 | |
| 1105 /* the major HTTP version or dot */ | |
| 1106 case sw_major_digit: | |
| 1107 if (ch == '.') { | |
| 1108 state = sw_first_minor_digit; | |
| 1109 break; | |
| 1110 } | |
| 1111 | |
| 1112 if (ch < '0' || ch > '9') { | |
| 1113 return NGX_HTTP_PROXY_PARSE_NO_HEADER; | |
| 1114 } | |
| 1115 | |
| 1116 break; | |
| 1117 | |
| 1118 /* the first digit of minor HTTP version */ | |
| 1119 case sw_first_minor_digit: | |
| 1120 if (ch < '0' || ch > '9') { | |
| 1121 return NGX_HTTP_PROXY_PARSE_NO_HEADER; | |
| 1122 } | |
| 1123 | |
| 1124 state = sw_minor_digit; | |
| 1125 break; | |
| 1126 | |
| 1127 /* the minor HTTP version or the end of the request line */ | |
| 1128 case sw_minor_digit: | |
| 1129 if (ch == ' ') { | |
| 1130 state = sw_status; | |
| 1131 break; | |
| 1132 } | |
| 1133 | |
| 1134 if (ch < '0' || ch > '9') { | |
| 1135 return NGX_HTTP_PROXY_PARSE_NO_HEADER; | |
| 1136 } | |
| 1137 | |
| 1138 break; | |
| 1139 | |
| 1140 /* HTTP status code */ | |
| 1141 case sw_status: | |
| 619 | 1142 if (ch == ' ') { |
| 1143 break; | |
| 1144 } | |
| 1145 | |
| 509 | 1146 if (ch < '0' || ch > '9') { |
| 1147 return NGX_HTTP_PROXY_PARSE_NO_HEADER; | |
| 1148 } | |
| 1149 | |
| 1658 | 1150 ctx->status = ctx->status * 10 + ch - '0'; |
| 1151 | |
| 1152 if (++ctx->status_count == 3) { | |
| 509 | 1153 state = sw_space_after_status; |
| 1658 | 1154 ctx->status_start = p - 2; |
| 509 | 1155 } |
| 1156 | |
| 1157 break; | |
| 1158 | |
| 1159 /* space or end of line */ | |
| 1160 case sw_space_after_status: | |
| 1161 switch (ch) { | |
| 577 | 1162 case ' ': |
| 509 | 1163 state = sw_status_text; |
| 1164 break; | |
| 1165 case '.': /* IIS may send 403.1, 403.2, etc */ | |
| 1166 state = sw_status_text; | |
| 1167 break; | |
| 1168 case CR: | |
| 1169 state = sw_almost_done; | |
| 1170 break; | |
| 1171 case LF: | |
| 1172 goto done; | |
| 1173 default: | |
| 1174 return NGX_HTTP_PROXY_PARSE_NO_HEADER; | |
| 1175 } | |
| 1176 break; | |
| 1177 | |
| 1178 /* any text until end of line */ | |
| 1179 case sw_status_text: | |
| 1180 switch (ch) { | |
| 1181 case CR: | |
| 1182 state = sw_almost_done; | |
| 1183 | |
| 1184 break; | |
| 1185 case LF: | |
| 1186 goto done; | |
| 1187 } | |
| 1188 break; | |
| 1189 | |
| 527 | 1190 /* end of status line */ |
| 509 | 1191 case sw_almost_done: |
| 1658 | 1192 ctx->status_end = p - 1; |
| 509 | 1193 switch (ch) { |
| 1194 case LF: | |
| 1195 goto done; | |
| 1196 default: | |
| 1197 return NGX_HTTP_PROXY_PARSE_NO_HEADER; | |
| 1198 } | |
| 1199 } | |
| 1200 } | |
| 1201 | |
| 1658 | 1202 u->buffer.pos = p; |
| 509 | 1203 r->state = state; |
| 1204 | |
| 1205 return NGX_AGAIN; | |
| 1206 | |
| 1207 done: | |
| 1208 | |
| 1658 | 1209 u->buffer.pos = p + 1; |
| 1210 | |
| 1211 if (ctx->status_end == NULL) { | |
| 1212 ctx->status_end = p; | |
| 509 | 1213 } |
| 1214 | |
| 1215 r->state = sw_start; | |
| 1216 | |
| 507 | 1217 return NGX_OK; |
| 1218 } | |
| 1219 | |
| 1220 | |
| 1221 static ngx_int_t | |
| 1222 ngx_http_proxy_process_header(ngx_http_request_t *r) | |
| 1223 { | |
| 509 | 1224 ngx_int_t rc; |
| 1225 ngx_table_elt_t *h; | |
| 1226 ngx_http_upstream_header_t *hh; | |
| 1227 ngx_http_upstream_main_conf_t *umcf; | |
| 1228 | |
| 1229 umcf = ngx_http_get_module_main_conf(r, ngx_http_upstream_module); | |
| 1230 | |
| 2024 | 1231 for ( ;; ) { |
| 509 | 1232 |
| 2256 | 1233 rc = ngx_http_parse_header_line(r, &r->upstream->buffer, 1); |
| 509 | 1234 |
| 1235 if (rc == NGX_OK) { | |
| 1236 | |
| 1237 /* a header line has been parsed successfully */ | |
| 507 | 1238 |
| 509 | 1239 h = ngx_list_push(&r->upstream->headers_in.headers); |
| 1240 if (h == NULL) { | |
|
1699
976db8c6fb64
return NGX_ERROR instead of NGX_HTTP_INTERNAL_SERVER_ERROR in u->parse_header()
Igor Sysoev <igor@sysoev.ru>
parents:
1688
diff
changeset
|
1241 return NGX_ERROR; |
| 509 | 1242 } |
| 1243 | |
| 1244 h->hash = r->header_hash; | |
| 1245 | |
| 1246 h->key.len = r->header_name_end - r->header_name_start; | |
| 1247 h->value.len = r->header_end - r->header_start; | |
| 1248 | |
| 2049 | 1249 h->key.data = ngx_pnalloc(r->pool, |
| 649 | 1250 h->key.len + 1 + h->value.len + 1 + h->key.len); |
| 509 | 1251 if (h->key.data == NULL) { |
|
1699
976db8c6fb64
return NGX_ERROR instead of NGX_HTTP_INTERNAL_SERVER_ERROR in u->parse_header()
Igor Sysoev <igor@sysoev.ru>
parents:
1688
diff
changeset
|
1252 return NGX_ERROR; |
| 509 | 1253 } |
| 1254 | |
| 1255 h->value.data = h->key.data + h->key.len + 1; | |
| 649 | 1256 h->lowcase_key = h->key.data + h->key.len + 1 + h->value.len + 1; |
| 507 | 1257 |
| 509 | 1258 ngx_cpystrn(h->key.data, r->header_name_start, h->key.len + 1); |
| 1259 ngx_cpystrn(h->value.data, r->header_start, h->value.len + 1); | |
| 1260 | |
| 649 | 1261 if (h->key.len == r->lowcase_index) { |
| 1262 ngx_memcpy(h->lowcase_key, r->lowcase_header, h->key.len); | |
| 1263 | |
| 1264 } else { | |
| 2135 | 1265 ngx_strlow(h->lowcase_key, h->key.data, h->key.len); |
| 509 | 1266 } |
| 1267 | |
| 649 | 1268 hh = ngx_hash_find(&umcf->headers_in_hash, h->hash, |
| 1269 h->lowcase_key, h->key.len); | |
| 1270 | |
| 1271 if (hh && hh->handler(r, h, hh->offset) != NGX_OK) { | |
|
1699
976db8c6fb64
return NGX_ERROR instead of NGX_HTTP_INTERNAL_SERVER_ERROR in u->parse_header()
Igor Sysoev <igor@sysoev.ru>
parents:
1688
diff
changeset
|
1272 return NGX_ERROR; |
| 649 | 1273 } |
| 1274 | |
| 509 | 1275 ngx_log_debug2(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
| 1276 "http proxy header: \"%V: %V\"", | |
| 1277 &h->key, &h->value); | |
| 1278 | |
| 1279 continue; | |
| 1280 } | |
| 1281 | |
| 1282 if (rc == NGX_HTTP_PARSE_HEADER_DONE) { | |
| 1283 | |
| 1284 /* a whole header has been parsed successfully */ | |
| 1285 | |
| 1286 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
| 1287 "http proxy header done"); | |
| 1288 | |
| 649 | 1289 /* |
| 1290 * if no "Server" and "Date" in header line, | |
| 1291 * then add the special empty headers | |
| 1292 */ | |
| 1293 | |
| 1294 if (r->upstream->headers_in.server == NULL) { | |
| 1295 h = ngx_list_push(&r->upstream->headers_in.headers); | |
| 1296 if (h == NULL) { | |
|
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1297 return NGX_ERROR; |
| 649 | 1298 } |
| 1299 | |
| 1300 h->hash = ngx_hash(ngx_hash(ngx_hash(ngx_hash( | |
| 1301 ngx_hash('s', 'e'), 'r'), 'v'), 'e'), 'r'); | |
| 1302 | |
| 1303 h->key.len = sizeof("Server") - 1; | |
| 1304 h->key.data = (u_char *) "Server"; | |
| 1305 h->value.len = 0; | |
| 1306 h->value.data = NULL; | |
| 1307 h->lowcase_key = (u_char *) "server"; | |
| 1308 } | |
| 1309 | |
| 1310 if (r->upstream->headers_in.date == NULL) { | |
| 1311 h = ngx_list_push(&r->upstream->headers_in.headers); | |
| 1312 if (h == NULL) { | |
|
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|
1313 return NGX_ERROR; |
| 649 | 1314 } |
| 1315 | |
| 1316 h->hash = ngx_hash(ngx_hash(ngx_hash('d', 'a'), 't'), 'e'); | |
| 1317 | |
| 1318 h->key.len = sizeof("Date") - 1; | |
| 1319 h->key.data = (u_char *) "Date"; | |
| 1320 h->value.len = 0; | |
| 1321 h->value.data = NULL; | |
| 1322 h->lowcase_key = (u_char *) "date"; | |
| 1323 } | |
| 1324 | |
| 509 | 1325 return NGX_OK; |
| 1326 } | |
| 1327 | |
| 521 | 1328 if (rc == NGX_AGAIN) { |
| 1329 return NGX_AGAIN; | |
| 1330 } | |
| 1331 | |
| 509 | 1332 /* there was error while a header line parsing */ |
| 1333 | |
| 1334 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, | |
| 619 | 1335 "upstream sent invalid header"); |
| 509 | 1336 |
| 1337 return NGX_HTTP_UPSTREAM_INVALID_HEADER; | |
| 1338 } | |
| 507 | 1339 } |
| 1340 | |
| 1341 | |
| 1342 static void | |
| 1343 ngx_http_proxy_abort_request(ngx_http_request_t *r) | |
| 1344 { | |
| 1345 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
| 1346 "abort http proxy request"); | |
| 577 | 1347 |
| 507 | 1348 return; |
| 1349 } | |
| 1350 | |
| 1351 | |
| 1352 static void | |
| 1353 ngx_http_proxy_finalize_request(ngx_http_request_t *r, ngx_int_t rc) | |
| 577 | 1354 { |
| 507 | 1355 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
| 1356 "finalize http proxy request"); | |
| 1357 | |
| 1358 return; | |
| 1359 } | |
| 1360 | |
| 1361 | |
| 573 | 1362 static ngx_int_t |
| 1363 ngx_http_proxy_host_variable(ngx_http_request_t *r, | |
| 1364 ngx_http_variable_value_t *v, uintptr_t data) | |
| 507 | 1365 { |
| 1658 | 1366 ngx_http_proxy_ctx_t *ctx; |
| 1367 | |
| 1368 ctx = ngx_http_get_module_ctx(r, ngx_http_proxy_module); | |
| 1369 | |
| 1370 if (ctx == NULL) { | |
| 1371 v->not_found = 1; | |
| 1372 return NGX_OK; | |
| 1373 } | |
| 1374 | |
| 1375 v->len = ctx->vars.host_header.len; | |
| 577 | 1376 v->valid = 1; |
| 1565 | 1377 v->no_cacheable = 0; |
| 573 | 1378 v->not_found = 0; |
| 1658 | 1379 v->data = ctx->vars.host_header.data; |
| 507 | 1380 |
| 573 | 1381 return NGX_OK; |
| 507 | 1382 } |
| 1383 | |
| 1384 | |
| 573 | 1385 static ngx_int_t |
| 1386 ngx_http_proxy_port_variable(ngx_http_request_t *r, | |
| 1387 ngx_http_variable_value_t *v, uintptr_t data) | |
| 507 | 1388 { |
| 1658 | 1389 ngx_http_proxy_ctx_t *ctx; |
| 1390 | |
| 1391 ctx = ngx_http_get_module_ctx(r, ngx_http_proxy_module); | |
| 1392 | |
| 1393 if (ctx == NULL) { | |
| 1394 v->not_found = 1; | |
| 1395 return NGX_OK; | |
| 1396 } | |
| 1397 | |
| 1398 v->len = ctx->vars.port.len; | |
| 577 | 1399 v->valid = 1; |
| 1565 | 1400 v->no_cacheable = 0; |
| 573 | 1401 v->not_found = 0; |
| 1658 | 1402 v->data = ctx->vars.port.data; |
| 509 | 1403 |
| 573 | 1404 return NGX_OK; |
| 509 | 1405 } |
| 1406 | |
| 1407 | |
| 573 | 1408 static ngx_int_t |
| 509 | 1409 ngx_http_proxy_add_x_forwarded_for_variable(ngx_http_request_t *r, |
| 573 | 1410 ngx_http_variable_value_t *v, uintptr_t data) |
| 509 | 1411 { |
| 573 | 1412 u_char *p; |
| 509 | 1413 |
| 577 | 1414 v->valid = 1; |
| 1565 | 1415 v->no_cacheable = 0; |
| 573 | 1416 v->not_found = 0; |
| 509 | 1417 |
| 1418 if (r->headers_in.x_forwarded_for == NULL) { | |
| 573 | 1419 v->len = r->connection->addr_text.len; |
| 1420 v->data = r->connection->addr_text.data; | |
| 1421 return NGX_OK; | |
| 509 | 1422 } |
| 1423 | |
| 573 | 1424 v->len = r->headers_in.x_forwarded_for->value.len |
| 1425 + sizeof(", ") - 1 + r->connection->addr_text.len; | |
| 509 | 1426 |
| 2049 | 1427 p = ngx_pnalloc(r->pool, v->len); |
| 509 | 1428 if (p == NULL) { |
| 573 | 1429 return NGX_ERROR; |
| 509 | 1430 } |
| 1431 | |
| 573 | 1432 v->data = p; |
| 509 | 1433 |
| 573 | 1434 p = ngx_copy(p, r->headers_in.x_forwarded_for->value.data, |
| 1435 r->headers_in.x_forwarded_for->value.len); | |
| 509 | 1436 |
| 1437 *p++ = ','; *p++ = ' '; | |
| 1438 | |
| 1439 ngx_memcpy(p, r->connection->addr_text.data, r->connection->addr_text.len); | |
| 1440 | |
| 573 | 1441 return NGX_OK; |
| 509 | 1442 } |
| 1443 | |
| 1444 | |
| 1445 static ngx_int_t | |
| 577 | 1446 ngx_http_proxy_internal_body_length_variable(ngx_http_request_t *r, |
| 1447 ngx_http_variable_value_t *v, uintptr_t data) | |
| 1448 { | |
| 1658 | 1449 ngx_http_proxy_ctx_t *ctx; |
| 1450 | |
| 1451 ctx = ngx_http_get_module_ctx(r, ngx_http_proxy_module); | |
| 1452 | |
| 1453 if (ctx == NULL) { | |
| 577 | 1454 v->not_found = 1; |
| 1455 return NGX_OK; | |
| 1456 } | |
| 1457 | |
| 1458 v->valid = 1; | |
| 1565 | 1459 v->no_cacheable = 0; |
| 577 | 1460 v->not_found = 0; |
| 1461 | |
| 2049 | 1462 v->data = ngx_pnalloc(r->connection->pool, NGX_SIZE_T_LEN); |
| 577 | 1463 |
| 1464 if (v->data == NULL) { | |
| 1465 return NGX_ERROR; | |
| 1466 } | |
| 1467 | |
| 1658 | 1468 v->len = ngx_sprintf(v->data, "%uz", ctx->internal_body_length) - v->data; |
| 577 | 1469 |
| 1470 return NGX_OK; | |
| 1471 } | |
| 1472 | |
| 1473 | |
| 1474 static ngx_int_t | |
| 509 | 1475 ngx_http_proxy_rewrite_redirect(ngx_http_request_t *r, ngx_table_elt_t *h, |
| 1476 size_t prefix) | |
| 1477 { | |
| 1478 ngx_int_t rc; | |
| 1479 ngx_uint_t i; | |
| 1480 ngx_http_proxy_loc_conf_t *plcf; | |
| 1481 ngx_http_proxy_redirect_t *pr; | |
| 1482 | |
| 1483 plcf = ngx_http_get_module_loc_conf(r, ngx_http_proxy_module); | |
| 1484 | |
| 1485 pr = plcf->redirects->elts; | |
| 1486 | |
| 1487 if (pr == NULL) { | |
| 1488 return NGX_DECLINED; | |
| 1489 } | |
| 1490 | |
| 1491 for (i = 0; i < plcf->redirects->nelts; i++) { | |
| 605 | 1492 rc = pr[i].handler(r, h, prefix, &pr[i]); |
| 509 | 1493 |
| 1494 if (rc != NGX_DECLINED) { | |
| 1495 return rc; | |
| 1496 } | |
| 1497 } | |
| 1498 | |
| 1499 return NGX_DECLINED; | |
| 1500 } | |
| 1501 | |
| 1502 | |
| 1503 static ngx_int_t | |
| 1504 ngx_http_proxy_rewrite_redirect_text(ngx_http_request_t *r, ngx_table_elt_t *h, | |
| 1505 size_t prefix, ngx_http_proxy_redirect_t *pr) | |
| 1506 { | |
| 1507 size_t len; | |
| 1508 u_char *data, *p; | |
| 1509 | |
| 1510 if (pr->redirect.len > h->value.len - prefix | |
| 1511 || ngx_rstrncmp(h->value.data + prefix, pr->redirect.data, | |
| 1512 pr->redirect.len) != 0) | |
| 1513 { | |
| 1514 return NGX_DECLINED; | |
| 1515 } | |
| 1516 | |
| 1517 len = prefix + pr->replacement.text.len + h->value.len - pr->redirect.len; | |
| 507 | 1518 |
| 2049 | 1519 data = ngx_pnalloc(r->pool, len); |
| 509 | 1520 if (data == NULL) { |
| 1521 return NGX_ERROR; | |
| 1522 } | |
| 1523 | |
| 1524 p = data; | |
| 1525 | |
| 573 | 1526 p = ngx_copy(p, h->value.data, prefix); |
| 509 | 1527 |
| 653 | 1528 if (pr->replacement.text.len) { |
| 1529 p = ngx_copy(p, pr->replacement.text.data, pr->replacement.text.len); | |
| 1530 } | |
| 509 | 1531 |
| 1532 ngx_memcpy(p, h->value.data + prefix + pr->redirect.len, | |
| 1533 h->value.len - pr->redirect.len - prefix); | |
| 1534 | |
| 1535 h->value.len = len; | |
| 1536 h->value.data = data; | |
| 1537 | |
| 1538 return NGX_OK; | |
| 1539 } | |
| 1540 | |
| 1541 | |
| 1542 static ngx_int_t | |
| 1543 ngx_http_proxy_rewrite_redirect_vars(ngx_http_request_t *r, ngx_table_elt_t *h, | |
| 1544 size_t prefix, ngx_http_proxy_redirect_t *pr) | |
| 1545 { | |
| 1546 size_t len; | |
| 1547 u_char *data, *p; | |
| 1548 ngx_http_script_code_pt code; | |
| 1549 ngx_http_script_engine_t e; | |
| 1550 ngx_http_script_len_code_pt lcode; | |
| 1551 | |
| 1552 if (pr->redirect.len > h->value.len - prefix | |
| 1553 || ngx_rstrncmp(h->value.data + prefix, pr->redirect.data, | |
| 1554 pr->redirect.len) != 0) | |
| 1555 { | |
| 1556 return NGX_DECLINED; | |
| 1557 } | |
| 1558 | |
| 1559 ngx_memzero(&e, sizeof(ngx_http_script_engine_t)); | |
| 1560 | |
| 1561 e.ip = pr->replacement.vars.lengths; | |
| 1562 e.request = r; | |
| 1563 | |
|
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|
1564 len = prefix + h->value.len - pr->redirect.len; |
|
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|
1565 |
|
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|
1566 while (*(uintptr_t *) e.ip) { |
| 509 | 1567 lcode = *(ngx_http_script_len_code_pt *) e.ip; |
|
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|
1568 len += lcode(&e); |
| 509 | 1569 } |
| 1570 | |
| 2049 | 1571 data = ngx_pnalloc(r->pool, len); |
| 509 | 1572 if (data == NULL) { |
| 1573 return NGX_ERROR; | |
| 1574 } | |
| 1575 | |
| 1576 p = data; | |
| 1577 | |
| 573 | 1578 p = ngx_copy(p, h->value.data, prefix); |
| 509 | 1579 |
| 1580 e.ip = pr->replacement.vars.values; | |
| 1581 e.pos = p; | |
| 1582 | |
| 1583 while (*(uintptr_t *) e.ip) { | |
| 1584 code = *(ngx_http_script_code_pt *) e.ip; | |
| 1585 code(&e); | |
| 1586 } | |
| 1587 | |
|
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|
1588 ngx_memcpy(e.pos, h->value.data + prefix + pr->redirect.len, |
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|
1589 h->value.len - pr->redirect.len - prefix); |
|
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diff
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|
1590 |
| 509 | 1591 h->value.len = len; |
| 1592 h->value.data = data; | |
| 1593 | |
| 1594 return NGX_OK; | |
| 1595 } | |
| 1596 | |
| 1597 | |
| 1598 static ngx_int_t | |
| 1599 ngx_http_proxy_add_variables(ngx_conf_t *cf) | |
| 1600 { | |
| 1601 ngx_http_variable_t *var, *v; | |
| 1602 | |
| 1603 for (v = ngx_http_proxy_vars; v->name.len; v++) { | |
| 1604 var = ngx_http_add_variable(cf, &v->name, v->flags); | |
| 1605 if (var == NULL) { | |
| 1606 return NGX_ERROR; | |
| 1607 } | |
| 1608 | |
| 637 | 1609 var->get_handler = v->get_handler; |
| 509 | 1610 var->data = v->data; |
| 1611 } | |
| 1612 | |
| 1613 return NGX_OK; | |
| 507 | 1614 } |
| 1615 | |
| 1616 | |
| 1617 static void * | |
| 1618 ngx_http_proxy_create_loc_conf(ngx_conf_t *cf) | |
| 1619 { | |
| 1620 ngx_http_proxy_loc_conf_t *conf; | |
| 1621 | |
| 1622 conf = ngx_pcalloc(cf->pool, sizeof(ngx_http_proxy_loc_conf_t)); | |
| 1623 if (conf == NULL) { | |
| 1624 return NGX_CONF_ERROR; | |
| 1625 } | |
| 1626 | |
| 1627 /* | |
| 1628 * set by ngx_pcalloc(): | |
| 1629 * | |
| 1630 * conf->upstream.bufs.num = 0; | |
| 1631 * conf->upstream.next_upstream = 0; | |
| 1632 * conf->upstream.temp_path = NULL; | |
| 649 | 1633 * conf->upstream.hide_headers_hash = { NULL, 0 }; |
| 509 | 1634 * conf->upstream.schema = { 0, NULL }; |
| 1635 * conf->upstream.uri = { 0, NULL }; | |
| 1636 * conf->upstream.location = NULL; | |
|
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diff
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|
1637 * conf->upstream.store_lengths = NULL; |
|
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diff
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|
1638 * conf->upstream.store_values = NULL; |
| 509 | 1639 * |
| 561 | 1640 * conf->method = NULL; |
| 509 | 1641 * conf->headers_source = NULL; |
| 1642 * conf->headers_set_len = NULL; | |
| 1643 * conf->headers_set = NULL; | |
| 1644 * conf->headers_set_hash = NULL; | |
| 577 | 1645 * conf->body_set_len = NULL; |
| 1646 * conf->body_set = NULL; | |
| 1647 * conf->body_source = { 0, NULL }; | |
| 509 | 1648 * conf->rewrite_locations = NULL; |
| 507 | 1649 */ |
| 577 | 1650 |
|
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diff
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|
1651 conf->upstream.store = NGX_CONF_UNSET; |
|
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|
1652 conf->upstream.store_access = NGX_CONF_UNSET_UINT; |
| 581 | 1653 conf->upstream.buffering = NGX_CONF_UNSET; |
| 629 | 1654 conf->upstream.ignore_client_abort = NGX_CONF_UNSET; |
| 581 | 1655 |
| 507 | 1656 conf->upstream.connect_timeout = NGX_CONF_UNSET_MSEC; |
| 1657 conf->upstream.send_timeout = NGX_CONF_UNSET_MSEC; | |
| 1658 conf->upstream.read_timeout = NGX_CONF_UNSET_MSEC; | |
| 1659 | |
| 1660 conf->upstream.send_lowat = NGX_CONF_UNSET_SIZE; | |
| 581 | 1661 conf->upstream.buffer_size = NGX_CONF_UNSET_SIZE; |
| 529 | 1662 |
| 1663 conf->upstream.busy_buffers_size_conf = NGX_CONF_UNSET_SIZE; | |
| 577 | 1664 conf->upstream.max_temp_file_size_conf = NGX_CONF_UNSET_SIZE; |
| 529 | 1665 conf->upstream.temp_file_write_size_conf = NGX_CONF_UNSET_SIZE; |
| 509 | 1666 |
| 1667 conf->upstream.pass_request_headers = NGX_CONF_UNSET; | |
| 1668 conf->upstream.pass_request_body = NGX_CONF_UNSET; | |
| 561 | 1669 |
|
1701
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|
1670 conf->upstream.hide_headers = NGX_CONF_UNSET_PTR; |
|
40d004d95d88
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|
1671 conf->upstream.pass_headers = NGX_CONF_UNSET_PTR; |
|
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|
1672 |
| 657 | 1673 conf->upstream.intercept_errors = NGX_CONF_UNSET; |
| 2184 | 1674 #if (NGX_HTTP_SSL) |
| 1675 conf->upstream.ssl_session_reuse = NGX_CONF_UNSET; | |
| 1676 #endif | |
| 507 | 1677 |
| 1678 /* "proxy_cyclic_temp_file" is disabled */ | |
| 1679 conf->upstream.cyclic_temp_file = 0; | |
| 1680 | |
| 509 | 1681 conf->redirect = NGX_CONF_UNSET; |
| 649 | 1682 conf->upstream.change_buffering = 1; |
| 507 | 1683 |
|
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1684 conf->headers_hash_max_size = NGX_CONF_UNSET_UINT; |
|
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|
1685 conf->headers_hash_bucket_size = NGX_CONF_UNSET_UINT; |
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|
1686 |
| 507 | 1687 return conf; |
| 1688 } | |
| 1689 | |
| 1690 | |
| 1691 static char * | |
| 1692 ngx_http_proxy_merge_loc_conf(ngx_conf_t *cf, void *parent, void *child) | |
| 1693 { | |
| 1694 ngx_http_proxy_loc_conf_t *prev = parent; | |
| 1695 ngx_http_proxy_loc_conf_t *conf = child; | |
| 1696 | |
| 509 | 1697 u_char *p; |
| 1698 size_t size; | |
| 1699 uintptr_t *code; | |
|
1701
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|
1700 ngx_uint_t i; |
| 649 | 1701 ngx_keyval_t *src, *s, *h; |
| 1702 ngx_hash_key_t *hk; | |
| 1703 ngx_hash_init_t hash; | |
| 509 | 1704 ngx_http_proxy_redirect_t *pr; |
| 1705 ngx_http_script_compile_t sc; | |
| 1706 ngx_http_script_copy_code_t *copy; | |
| 1707 | |
|
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|
1708 if (conf->upstream.store != 0) { |
|
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diff
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|
1709 ngx_conf_merge_value(conf->upstream.store, |
|
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diff
changeset
|
1710 prev->upstream.store, 0); |
|
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diff
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|
1711 |
|
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diff
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|
1712 if (conf->upstream.store_lengths == NULL) { |
|
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1713 conf->upstream.store_lengths = prev->upstream.store_lengths; |
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1714 conf->upstream.store_values = prev->upstream.store_values; |
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1715 } |
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1716 } |
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1717 |
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1718 ngx_conf_merge_uint_value(conf->upstream.store_access, |
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|
1719 prev->upstream.store_access, 0600); |
|
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|
1720 |
| 581 | 1721 ngx_conf_merge_value(conf->upstream.buffering, |
| 1722 prev->upstream.buffering, 1); | |
| 1723 | |
| 629 | 1724 ngx_conf_merge_value(conf->upstream.ignore_client_abort, |
| 1725 prev->upstream.ignore_client_abort, 0); | |
| 1726 | |
| 507 | 1727 ngx_conf_merge_msec_value(conf->upstream.connect_timeout, |
| 1728 prev->upstream.connect_timeout, 60000); | |
| 1729 | |
| 1730 ngx_conf_merge_msec_value(conf->upstream.send_timeout, | |
| 1731 prev->upstream.send_timeout, 60000); | |
| 1732 | |
| 1733 ngx_conf_merge_msec_value(conf->upstream.read_timeout, | |
| 1734 prev->upstream.read_timeout, 60000); | |
| 1735 | |
| 1736 ngx_conf_merge_size_value(conf->upstream.send_lowat, | |
| 1737 prev->upstream.send_lowat, 0); | |
| 1738 | |
| 581 | 1739 ngx_conf_merge_size_value(conf->upstream.buffer_size, |
| 1740 prev->upstream.buffer_size, | |
| 507 | 1741 (size_t) ngx_pagesize); |
| 1742 | |
| 1743 ngx_conf_merge_bufs_value(conf->upstream.bufs, prev->upstream.bufs, | |
| 1744 8, ngx_pagesize); | |
| 1745 | |
| 1746 if (conf->upstream.bufs.num < 2) { | |
| 577 | 1747 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
| 507 | 1748 "there must be at least 2 \"proxy_buffers\""); |
| 1749 return NGX_CONF_ERROR; | |
| 1750 } | |
| 577 | 1751 |
| 507 | 1752 |
| 581 | 1753 size = conf->upstream.buffer_size; |
| 577 | 1754 if (size < conf->upstream.bufs.size) { |
| 507 | 1755 size = conf->upstream.bufs.size; |
| 1756 } | |
| 1757 | |
| 1758 | |
| 529 | 1759 ngx_conf_merge_size_value(conf->upstream.busy_buffers_size_conf, |
| 1760 prev->upstream.busy_buffers_size_conf, | |
| 507 | 1761 NGX_CONF_UNSET_SIZE); |
| 1762 | |
| 529 | 1763 if (conf->upstream.busy_buffers_size_conf == NGX_CONF_UNSET_SIZE) { |
| 507 | 1764 conf->upstream.busy_buffers_size = 2 * size; |
| 529 | 1765 } else { |
| 1766 conf->upstream.busy_buffers_size = | |
| 1767 conf->upstream.busy_buffers_size_conf; | |
| 1768 } | |
| 577 | 1769 |
| 529 | 1770 if (conf->upstream.busy_buffers_size < size) { |
| 507 | 1771 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
| 1772 "\"proxy_busy_buffers_size\" must be equal or bigger than " | |
|
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1773 "maximum of the value of \"proxy_buffer_size\" and " |
| 507 | 1774 "one of the \"proxy_buffers\""); |
| 1775 | |
| 1776 return NGX_CONF_ERROR; | |
| 529 | 1777 } |
| 507 | 1778 |
| 529 | 1779 if (conf->upstream.busy_buffers_size |
| 1780 > (conf->upstream.bufs.num - 1) * conf->upstream.bufs.size) | |
| 507 | 1781 { |
| 1782 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, | |
| 1783 "\"proxy_busy_buffers_size\" must be less than " | |
| 1784 "the size of all \"proxy_buffers\" minus one buffer"); | |
| 1785 | |
| 1786 return NGX_CONF_ERROR; | |
| 1787 } | |
| 529 | 1788 |
| 507 | 1789 |
| 529 | 1790 ngx_conf_merge_size_value(conf->upstream.temp_file_write_size_conf, |
| 1791 prev->upstream.temp_file_write_size_conf, | |
| 507 | 1792 NGX_CONF_UNSET_SIZE); |
| 1793 | |
| 529 | 1794 if (conf->upstream.temp_file_write_size_conf == NGX_CONF_UNSET_SIZE) { |
| 507 | 1795 conf->upstream.temp_file_write_size = 2 * size; |
| 529 | 1796 } else { |
| 1797 conf->upstream.temp_file_write_size = | |
| 1798 conf->upstream.temp_file_write_size_conf; | |
| 1799 } | |
| 577 | 1800 |
| 529 | 1801 if (conf->upstream.temp_file_write_size < size) { |
| 507 | 1802 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
| 1803 "\"proxy_temp_file_write_size\" must be equal or bigger than " | |
|
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1804 "maximum of the value of \"proxy_buffer_size\" and " |
| 507 | 1805 "one of the \"proxy_buffers\""); |
| 1806 | |
| 1807 return NGX_CONF_ERROR; | |
| 1808 } | |
| 1809 | |
| 529 | 1810 ngx_conf_merge_size_value(conf->upstream.max_temp_file_size_conf, |
| 1811 prev->upstream.max_temp_file_size_conf, | |
| 507 | 1812 NGX_CONF_UNSET_SIZE); |
| 1813 | |
| 529 | 1814 if (conf->upstream.max_temp_file_size_conf == NGX_CONF_UNSET_SIZE) { |
| 507 | 1815 conf->upstream.max_temp_file_size = 1024 * 1024 * 1024; |
| 529 | 1816 } else { |
| 1817 conf->upstream.max_temp_file_size = | |
| 1818 conf->upstream.max_temp_file_size_conf; | |
| 1819 } | |
| 507 | 1820 |
| 529 | 1821 if (conf->upstream.max_temp_file_size != 0 |
| 1822 && conf->upstream.max_temp_file_size < size) | |
| 507 | 1823 { |
| 1824 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, | |
| 561 | 1825 "\"proxy_max_temp_file_size\" must be equal to zero to disable " |
| 507 | 1826 "the temporary files usage or must be equal or bigger than " |
|
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1827 "maximum of the value of \"proxy_buffer_size\" and " |
| 561 | 1828 "one of the \"proxy_buffers\""); |
| 507 | 1829 |
| 1830 return NGX_CONF_ERROR; | |
| 1831 } | |
| 1832 | |
| 529 | 1833 |
| 507 | 1834 ngx_conf_merge_bitmask_value(conf->upstream.next_upstream, |
| 1835 prev->upstream.next_upstream, | |
| 1836 (NGX_CONF_BITMASK_SET | |
| 1837 |NGX_HTTP_UPSTREAM_FT_ERROR | |
| 1838 |NGX_HTTP_UPSTREAM_FT_TIMEOUT)); | |
| 1839 | |
| 665 | 1840 if (conf->upstream.next_upstream & NGX_HTTP_UPSTREAM_FT_OFF) { |
| 1841 conf->upstream.next_upstream = NGX_CONF_BITMASK_SET | |
| 1842 |NGX_HTTP_UPSTREAM_FT_OFF; | |
| 1843 } | |
| 1844 | |
| 509 | 1845 ngx_conf_merge_path_value(conf->upstream.temp_path, |
| 1846 prev->upstream.temp_path, | |
| 1847 NGX_HTTP_PROXY_TEMP_PATH, 1, 2, 0, | |
| 1848 ngx_garbage_collector_temp_handler, cf); | |
| 507 | 1849 |
| 561 | 1850 if (conf->method.len == 0) { |
| 1851 conf->method = prev->method; | |
| 1852 | |
| 1853 } else { | |
| 1854 conf->method.data[conf->method.len] = ' '; | |
| 1855 conf->method.len++; | |
| 509 | 1856 } |
| 1857 | |
| 1858 ngx_conf_merge_value(conf->upstream.pass_request_headers, | |
| 1859 prev->upstream.pass_request_headers, 1); | |
| 1860 ngx_conf_merge_value(conf->upstream.pass_request_body, | |
| 1861 prev->upstream.pass_request_body, 1); | |
| 1862 | |
| 657 | 1863 ngx_conf_merge_value(conf->upstream.intercept_errors, |
| 1864 prev->upstream.intercept_errors, 0); | |
| 509 | 1865 |
| 2184 | 1866 #if (NGX_HTTP_SSL) |
| 1867 ngx_conf_merge_value(conf->upstream.ssl_session_reuse, | |
| 1868 prev->upstream.ssl_session_reuse, 1); | |
| 1869 #endif | |
| 1870 | |
| 509 | 1871 ngx_conf_merge_value(conf->redirect, prev->redirect, 1); |
| 1872 | |
| 1873 if (conf->redirect) { | |
| 507 | 1874 |
| 509 | 1875 if (conf->redirects == NULL) { |
| 1876 conf->redirects = prev->redirects; | |
| 1877 } | |
| 1878 | |
| 1658 | 1879 if (conf->redirects == NULL && conf->url.data) { |
| 509 | 1880 |
| 1881 conf->redirects = ngx_array_create(cf->pool, 1, | |
| 1882 sizeof(ngx_http_proxy_redirect_t)); | |
| 1883 if (conf->redirects == NULL) { | |
| 1884 return NGX_CONF_ERROR; | |
| 1885 } | |
| 1886 | |
| 1887 pr = ngx_array_push(conf->redirects); | |
| 1888 if (pr == NULL) { | |
| 1889 return NGX_CONF_ERROR; | |
| 1890 } | |
| 1891 | |
| 1892 pr->handler = ngx_http_proxy_rewrite_redirect_text; | |
| 1658 | 1893 pr->redirect = conf->url; |
| 1894 | |
| 1895 if (conf->vars.uri.len) { | |
| 1896 pr->replacement.text = conf->location; | |
| 653 | 1897 |
| 1898 } else { | |
| 1899 pr->replacement.text.len = 0; | |
| 1900 pr->replacement.text.data = NULL; | |
| 1901 } | |
| 509 | 1902 } |
| 1903 } | |
| 1904 | |
| 1658 | 1905 /* STUB */ |
| 1906 if (prev->proxy_lengths) { | |
| 1907 conf->proxy_lengths = prev->proxy_lengths; | |
| 1908 conf->proxy_values = prev->proxy_values; | |
| 1909 } | |
| 1910 | |
|
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1911 ngx_conf_merge_uint_value(conf->headers_hash_max_size, |
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1912 prev->headers_hash_max_size, 512); |
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1913 |
|
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1914 ngx_conf_merge_uint_value(conf->headers_hash_bucket_size, |
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1915 prev->headers_hash_bucket_size, 64); |
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1916 |
|
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1917 conf->headers_hash_bucket_size = ngx_align(conf->headers_hash_bucket_size, |
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1918 ngx_cacheline_size); |
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1919 |
|
1701
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1920 hash.max_size = conf->headers_hash_max_size; |
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1921 hash.bucket_size = conf->headers_hash_bucket_size; |
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1922 hash.name = "proxy_headers_hash"; |
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1923 |
|
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1924 if (ngx_http_upstream_hide_headers_hash(cf, &conf->upstream, |
|
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1925 &prev->upstream, |
|
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1926 ngx_http_proxy_hide_headers, &hash) |
| 649 | 1927 != NGX_OK) |
| 1928 { | |
| 1929 return NGX_CONF_ERROR; | |
| 1930 } | |
| 1931 | |
| 884 | 1932 if (conf->upstream.upstream == NULL) { |
| 1933 conf->upstream.upstream = prev->upstream.upstream; | |
| 629 | 1934 |
| 1658 | 1935 conf->vars = prev->vars; |
| 629 | 1936 conf->upstream.schema = prev->upstream.schema; |
| 507 | 1937 } |
| 1938 | |
| 577 | 1939 |
| 1940 if (conf->body_source.data == NULL) { | |
| 1941 conf->body_source = prev->body_source; | |
| 1942 conf->body_set_len = prev->body_set_len; | |
| 1943 conf->body_set = prev->body_set; | |
| 1944 } | |
| 1945 | |
| 579 | 1946 if (conf->body_source.data && conf->body_set_len == NULL) { |
| 577 | 1947 |
| 1948 ngx_memzero(&sc, sizeof(ngx_http_script_compile_t)); | |
| 1949 | |
| 1950 sc.cf = cf; | |
| 1951 sc.source = &conf->body_source; | |
| 1952 sc.flushes = &conf->flushes; | |
| 1953 sc.lengths = &conf->body_set_len; | |
| 1954 sc.values = &conf->body_set; | |
| 1955 sc.complete_lengths = 1; | |
| 1956 sc.complete_values = 1; | |
| 1957 | |
| 1958 if (ngx_http_script_compile(&sc) != NGX_OK) { | |
| 1959 return NGX_CONF_ERROR; | |
| 1960 } | |
| 1961 | |
| 1962 if (conf->headers_source == NULL) { | |
| 1963 conf->headers_source = ngx_array_create(cf->pool, 4, | |
| 649 | 1964 sizeof(ngx_keyval_t)); |
| 577 | 1965 if (conf->headers_source == NULL) { |
| 1966 return NGX_CONF_ERROR; | |
| 1967 } | |
| 1968 } | |
| 1969 | |
| 1970 s = ngx_array_push(conf->headers_source); | |
| 1971 if (s == NULL) { | |
| 1972 return NGX_CONF_ERROR; | |
| 1973 } | |
| 1974 | |
| 1975 s->key.len = sizeof("Content-Length") - 1; | |
| 1976 s->key.data = (u_char *) "Content-Length"; | |
| 1977 s->value.len = sizeof("$proxy_internal_body_length") - 1; | |
| 1978 s->value.data = (u_char *) "$proxy_internal_body_length"; | |
| 1979 } | |
| 1980 | |
| 1981 | |
| 509 | 1982 if (conf->headers_source == NULL) { |
| 573 | 1983 conf->flushes = prev->flushes; |
| 507 | 1984 conf->headers_set_len = prev->headers_set_len; |
| 1985 conf->headers_set = prev->headers_set; | |
| 1986 conf->headers_set_hash = prev->headers_set_hash; | |
| 573 | 1987 conf->headers_source = prev->headers_source; |
| 507 | 1988 } |
| 1989 | |
| 649 | 1990 if (conf->headers_set_hash.buckets) { |
| 509 | 1991 return NGX_CONF_OK; |
| 1992 } | |
| 1993 | |
| 1994 | |
| 649 | 1995 conf->headers_names = ngx_array_create(cf->pool, 4, sizeof(ngx_hash_key_t)); |
| 509 | 1996 if (conf->headers_names == NULL) { |
| 1997 return NGX_CONF_ERROR; | |
| 1998 } | |
| 1999 | |
| 2000 if (conf->headers_source == NULL) { | |
| 2001 conf->headers_source = ngx_array_create(cf->pool, 4, | |
| 649 | 2002 sizeof(ngx_keyval_t)); |
| 509 | 2003 if (conf->headers_source == NULL) { |
| 2004 return NGX_CONF_ERROR; | |
| 2005 } | |
| 2006 } | |
| 507 | 2007 |
| 509 | 2008 conf->headers_set_len = ngx_array_create(cf->pool, 64, 1); |
| 2009 if (conf->headers_set_len == NULL) { | |
| 2010 return NGX_CONF_ERROR; | |
| 2011 } | |
| 2012 | |
| 2013 conf->headers_set = ngx_array_create(cf->pool, 512, 1); | |
| 2014 if (conf->headers_set == NULL) { | |
| 2015 return NGX_CONF_ERROR; | |
| 2016 } | |
| 2017 | |
| 2018 | |
| 2019 src = conf->headers_source->elts; | |
| 2020 | |
| 2021 for (h = ngx_http_proxy_headers; h->key.len; h++) { | |
| 2022 | |
| 2023 for (i = 0; i < conf->headers_source->nelts; i++) { | |
| 2024 if (ngx_strcasecmp(h->key.data, src[i].key.data) == 0) { | |
| 2025 goto next; | |
| 507 | 2026 } |
| 2027 } | |
| 2028 | |
| 509 | 2029 s = ngx_array_push(conf->headers_source); |
| 2030 if (s == NULL) { | |
| 507 | 2031 return NGX_CONF_ERROR; |
| 2032 } | |
| 2033 | |
| 509 | 2034 *s = *h; |
| 507 | 2035 |
| 517 | 2036 src = conf->headers_source->elts; |
| 2037 | |
| 509 | 2038 next: |
| 507 | 2039 |
| 509 | 2040 continue; |
| 2041 } | |
| 507 | 2042 |
| 577 | 2043 |
| 2044 src = conf->headers_source->elts; | |
| 509 | 2045 for (i = 0; i < conf->headers_source->nelts; i++) { |
| 507 | 2046 |
| 649 | 2047 hk = ngx_array_push(conf->headers_names); |
| 2048 if (hk == NULL) { | |
| 507 | 2049 return NGX_CONF_ERROR; |
| 2050 } | |
| 2051 | |
| 649 | 2052 hk->key = src[i].key; |
| 2053 hk->key_hash = ngx_hash_key_lc(src[i].key.data, src[i].key.len); | |
| 2054 hk->value = (void *) 1; | |
| 509 | 2055 |
| 519 | 2056 if (src[i].value.len == 0) { |
| 2057 continue; | |
| 2058 } | |
| 2059 | |
| 509 | 2060 if (ngx_http_script_variables_count(&src[i].value) == 0) { |
| 2061 copy = ngx_array_push_n(conf->headers_set_len, | |
| 2062 sizeof(ngx_http_script_copy_code_t)); | |
| 2063 if (copy == NULL) { | |
| 2064 return NGX_CONF_ERROR; | |
| 2065 } | |
| 2066 | |
| 2067 copy->code = (ngx_http_script_code_pt) | |
| 2068 ngx_http_script_copy_len_code; | |
| 2069 copy->len = src[i].key.len + sizeof(": ") - 1 | |
| 2070 + src[i].value.len + sizeof(CRLF) - 1; | |
| 507 | 2071 |
| 2072 | |
| 509 | 2073 size = (sizeof(ngx_http_script_copy_code_t) |
| 2074 + src[i].key.len + sizeof(": ") - 1 | |
| 2075 + src[i].value.len + sizeof(CRLF) - 1 | |
| 2076 + sizeof(uintptr_t) - 1) | |
| 2077 & ~(sizeof(uintptr_t) - 1); | |
| 2078 | |
| 2079 copy = ngx_array_push_n(conf->headers_set, size); | |
| 2080 if (copy == NULL) { | |
| 2081 return NGX_CONF_ERROR; | |
| 2082 } | |
| 2083 | |
| 2084 copy->code = ngx_http_script_copy_code; | |
| 2085 copy->len = src[i].key.len + sizeof(": ") - 1 | |
| 2086 + src[i].value.len + sizeof(CRLF) - 1; | |
| 2087 | |
| 2088 p = (u_char *) copy + sizeof(ngx_http_script_copy_code_t); | |
| 2089 | |
| 2090 p = ngx_cpymem(p, src[i].key.data, src[i].key.len); | |
| 2091 *p++ = ':'; *p++ = ' '; | |
| 2092 p = ngx_cpymem(p, src[i].value.data, src[i].value.len); | |
| 2093 *p++ = CR; *p = LF; | |
| 2094 | |
| 2095 } else { | |
| 2096 copy = ngx_array_push_n(conf->headers_set_len, | |
| 2097 sizeof(ngx_http_script_copy_code_t)); | |
| 2098 if (copy == NULL) { | |
| 2099 return NGX_CONF_ERROR; | |
| 2100 } | |
| 2101 | |
| 2102 copy->code = (ngx_http_script_code_pt) | |
| 2103 ngx_http_script_copy_len_code; | |
| 2104 copy->len = src[i].key.len + sizeof(": ") - 1; | |
| 507 | 2105 |
| 2106 | |
| 509 | 2107 size = (sizeof(ngx_http_script_copy_code_t) |
| 2108 + src[i].key.len + sizeof(": ") - 1 + sizeof(uintptr_t) - 1) | |
| 2109 & ~(sizeof(uintptr_t) - 1); | |
| 2110 | |
| 2111 copy = ngx_array_push_n(conf->headers_set, size); | |
| 2112 if (copy == NULL) { | |
| 2113 return NGX_CONF_ERROR; | |
| 2114 } | |
| 2115 | |
| 2116 copy->code = ngx_http_script_copy_code; | |
| 2117 copy->len = src[i].key.len + sizeof(": ") - 1; | |
| 2118 | |
| 2119 p = (u_char *) copy + sizeof(ngx_http_script_copy_code_t); | |
| 2120 p = ngx_cpymem(p, src[i].key.data, src[i].key.len); | |
| 2121 *p++ = ':'; *p = ' '; | |
| 2122 | |
| 2123 | |
| 2124 ngx_memzero(&sc, sizeof(ngx_http_script_compile_t)); | |
| 2125 | |
| 2126 sc.cf = cf; | |
| 2127 sc.source = &src[i].value; | |
| 573 | 2128 sc.flushes = &conf->flushes; |
| 509 | 2129 sc.lengths = &conf->headers_set_len; |
| 2130 sc.values = &conf->headers_set; | |
| 2131 | |
| 2132 if (ngx_http_script_compile(&sc) != NGX_OK) { | |
| 2133 return NGX_CONF_ERROR; | |
| 2134 } | |
| 2135 | |
| 2136 | |
| 2137 copy = ngx_array_push_n(conf->headers_set_len, | |
| 2138 sizeof(ngx_http_script_copy_code_t)); | |
| 2139 if (copy == NULL) { | |
| 2140 return NGX_CONF_ERROR; | |
| 2141 } | |
| 2142 | |
| 2143 copy->code = (ngx_http_script_code_pt) | |
| 2144 ngx_http_script_copy_len_code; | |
| 2145 copy->len = sizeof(CRLF) - 1; | |
| 2146 | |
| 2147 | |
| 2148 size = (sizeof(ngx_http_script_copy_code_t) | |
| 2149 + sizeof(CRLF) - 1 + sizeof(uintptr_t) - 1) | |
| 2150 & ~(sizeof(uintptr_t) - 1); | |
| 2151 | |
| 2152 copy = ngx_array_push_n(conf->headers_set, size); | |
| 2153 if (copy == NULL) { | |
| 2154 return NGX_CONF_ERROR; | |
| 2155 } | |
| 2156 | |
| 2157 copy->code = ngx_http_script_copy_code; | |
| 2158 copy->len = sizeof(CRLF) - 1; | |
| 2159 | |
| 2160 p = (u_char *) copy + sizeof(ngx_http_script_copy_code_t); | |
| 2161 *p++ = CR; *p = LF; | |
| 507 | 2162 } |
| 2163 | |
| 509 | 2164 code = ngx_array_push_n(conf->headers_set_len, sizeof(uintptr_t)); |
| 2165 if (code == NULL) { | |
| 507 | 2166 return NGX_CONF_ERROR; |
| 2167 } | |
| 2168 | |
| 509 | 2169 *code = (uintptr_t) NULL; |
| 2170 | |
| 2171 code = ngx_array_push_n(conf->headers_set, sizeof(uintptr_t)); | |
| 2172 if (code == NULL) { | |
| 2173 return NGX_CONF_ERROR; | |
| 2174 } | |
| 2175 | |
| 2176 *code = (uintptr_t) NULL; | |
| 507 | 2177 } |
| 2178 | |
| 509 | 2179 code = ngx_array_push_n(conf->headers_set_len, sizeof(uintptr_t)); |
| 2180 if (code == NULL) { | |
| 2181 return NGX_CONF_ERROR; | |
| 507 | 2182 } |
| 2183 | |
| 509 | 2184 *code = (uintptr_t) NULL; |
| 507 | 2185 |
| 2186 | |
| 649 | 2187 hash.hash = &conf->headers_set_hash; |
| 2188 hash.key = ngx_hash_key_lc; | |
|
1180
1666b7b0bafc
proxy_headers_hash_max_size and proxy_headers_hash_bucket_size
Igor Sysoev <igor@sysoev.ru>
parents:
1125
diff
changeset
|
2189 hash.max_size = conf->headers_hash_max_size; |
|
1666b7b0bafc
proxy_headers_hash_max_size and proxy_headers_hash_bucket_size
Igor Sysoev <igor@sysoev.ru>
parents:
1125
diff
changeset
|
2190 hash.bucket_size = conf->headers_hash_bucket_size; |
|
1666b7b0bafc
proxy_headers_hash_max_size and proxy_headers_hash_bucket_size
Igor Sysoev <igor@sysoev.ru>
parents:
1125
diff
changeset
|
2191 hash.name = "proxy_headers_hash"; |
| 649 | 2192 hash.pool = cf->pool; |
| 2193 hash.temp_pool = NULL; | |
| 2194 | |
| 2195 if (ngx_hash_init(&hash, conf->headers_names->elts, | |
| 2196 conf->headers_names->nelts) | |
| 2197 != NGX_OK) | |
| 2198 { | |
| 2199 return NGX_CONF_ERROR; | |
| 2200 } | |
| 2201 | |
| 509 | 2202 return NGX_CONF_OK; |
| 507 | 2203 } |
| 2204 | |
| 2205 | |
| 2206 static char * | |
| 2207 ngx_http_proxy_pass(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) | |
| 2208 { | |
| 509 | 2209 ngx_http_proxy_loc_conf_t *plcf = conf; |
| 507 | 2210 |
| 1658 | 2211 size_t add; |
| 2212 u_short port; | |
| 2213 ngx_str_t *value, *url; | |
| 2214 ngx_url_t u; | |
| 2215 ngx_uint_t n; | |
| 2216 ngx_http_core_loc_conf_t *clcf; | |
| 2217 ngx_http_script_compile_t sc; | |
| 507 | 2218 |
| 555 | 2219 if (plcf->upstream.schema.len) { |
| 2220 return "is duplicate"; | |
| 2221 } | |
| 2222 | |
| 1658 | 2223 clcf = ngx_http_conf_get_module_loc_conf(cf, ngx_http_core_module); |
| 2224 | |
| 507 | 2225 value = cf->args->elts; |
| 2226 | |
| 2227 url = &value[1]; | |
| 2228 | |
| 1658 | 2229 n = ngx_http_script_variables_count(url); |
| 2230 | |
| 2231 if (n) { | |
| 2232 | |
| 2233 ngx_memzero(&sc, sizeof(ngx_http_script_compile_t)); | |
| 2234 | |
| 2235 sc.cf = cf; | |
| 2236 sc.source = url; | |
| 2237 sc.lengths = &plcf->proxy_lengths; | |
| 2238 sc.values = &plcf->proxy_values; | |
| 2239 sc.variables = n; | |
| 2240 sc.complete_lengths = 1; | |
| 2241 sc.complete_values = 1; | |
|
1679
ca317d9b5c09
style fix: remove trailing spaces
Igor Sysoev <igor@sysoev.ru>
parents:
1671
diff
changeset
|
2242 |
| 1658 | 2243 if (ngx_http_script_compile(&sc) != NGX_OK) { |
| 2244 return NGX_CONF_ERROR; | |
| 2245 } | |
| 2246 | |
| 2247 #if (NGX_HTTP_SSL) | |
| 2248 if (ngx_http_proxy_set_ssl(cf, plcf) != NGX_OK) { | |
| 2249 return NGX_CONF_ERROR; | |
| 2250 } | |
| 2251 #endif | |
| 2252 | |
| 2253 clcf->handler = ngx_http_proxy_handler; | |
| 2254 | |
| 2255 return NGX_CONF_OK; | |
| 2256 } | |
| 2257 | |
|
1107
db7c468c447d
ngx_strcasecmp()/ngx_strncasecmp()
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
2258 if (ngx_strncasecmp(url->data, (u_char *) "http://", 7) == 0) { |
| 577 | 2259 add = 7; |
| 591 | 2260 port = 80; |
| 577 | 2261 |
|
1107
db7c468c447d
ngx_strcasecmp()/ngx_strncasecmp()
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
2262 } else if (ngx_strncasecmp(url->data, (u_char *) "https://", 8) == 0) { |
| 577 | 2263 |
| 2264 #if (NGX_HTTP_SSL) | |
| 1658 | 2265 if (ngx_http_proxy_set_ssl(cf, plcf) != NGX_OK) { |
| 2266 return NGX_CONF_ERROR; | |
| 2267 } | |
| 577 | 2268 |
| 2269 add = 8; | |
| 591 | 2270 port = 443; |
| 577 | 2271 #else |
| 2272 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, | |
| 2273 "https protocol requires SSL support"); | |
| 2274 return NGX_CONF_ERROR; | |
| 2275 #endif | |
| 2276 | |
| 2277 } else { | |
| 507 | 2278 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, "invalid URL prefix"); |
| 2279 return NGX_CONF_ERROR; | |
| 2280 } | |
| 2281 | |
| 651 | 2282 ngx_memzero(&u, sizeof(ngx_url_t)); |
| 2283 | |
| 2284 u.url.len = url->len - add; | |
| 2285 u.url.data = url->data + add; | |
| 906 | 2286 u.default_port = port; |
| 2287 u.uri_part = 1; | |
| 884 | 2288 u.no_resolve = 1; |
| 2289 | |
| 2290 plcf->upstream.upstream = ngx_http_upstream_add(cf, &u, 0); | |
| 2291 if (plcf->upstream.upstream == NULL) { | |
| 507 | 2292 return NGX_CONF_ERROR; |
| 2293 } | |
| 2294 | |
| 1658 | 2295 if (ngx_http_proxy_set_vars(cf->pool, &u, &plcf->vars) != NGX_OK) { |
| 2296 return NGX_CONF_ERROR; | |
| 906 | 2297 } |
| 2298 | |
| 591 | 2299 plcf->upstream.schema.len = add; |
| 2300 plcf->upstream.schema.data = url->data; | |
| 1658 | 2301 plcf->location = clcf->name; |
| 507 | 2302 |
| 2303 clcf->handler = ngx_http_proxy_handler; | |
| 2304 | |
| 1353 | 2305 if (clcf->named |
| 507 | 2306 #if (NGX_PCRE) |
| 1353 | 2307 || clcf->regex |
| 2308 #endif | |
| 2309 || clcf->noname) | |
| 2310 { | |
| 1658 | 2311 if (plcf->vars.uri.len) { |
| 573 | 2312 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
| 2313 "\"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
|
2314 "location given by regular expression, " |
| 1353 | 2315 "or inside named location, " |
|
843
ebab9490204c
allow proxy_pass inside limit_except
Igor Sysoev <igor@sysoev.ru>
parents:
812
diff
changeset
|
2316 "or inside the \"if\" statement, " |
|
ebab9490204c
allow proxy_pass inside limit_except
Igor Sysoev <igor@sysoev.ru>
parents:
812
diff
changeset
|
2317 "or inside the \"limit_except\" block"); |
| 573 | 2318 return NGX_CONF_ERROR; |
| 2319 } | |
| 2320 | |
| 1658 | 2321 plcf->location.len = 0; |
| 555 | 2322 } |
| 2323 | |
| 1658 | 2324 plcf->url = *url; |
| 509 | 2325 |
| 507 | 2326 if (clcf->name.data[clcf->name.len - 1] == '/') { |
| 2327 clcf->auto_redirect = 1; | |
| 2328 } | |
| 2329 | |
| 2330 return NGX_CONF_OK; | |
| 2331 } | |
| 2332 | |
| 2333 | |
| 2334 static char * | |
| 509 | 2335 ngx_http_proxy_redirect(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) |
| 507 | 2336 { |
| 509 | 2337 ngx_http_proxy_loc_conf_t *plcf = conf; |
| 2338 | |
| 2339 ngx_str_t *value; | |
| 2340 ngx_array_t *vars_lengths, *vars_values; | |
| 2341 ngx_http_script_compile_t sc; | |
| 2342 ngx_http_proxy_redirect_t *pr; | |
| 2343 | |
| 2344 if (plcf->redirect == 0) { | |
| 2345 return NGX_CONF_OK; | |
| 2346 } | |
| 2347 | |
| 2348 value = cf->args->elts; | |
| 2349 | |
| 2350 if (ngx_strcmp(value[1].data, "off") == 0) { | |
| 2351 plcf->redirect = 0; | |
| 2352 plcf->redirects = NULL; | |
| 2353 return NGX_CONF_OK; | |
| 2354 } | |
| 2355 | |
| 2356 if (plcf->redirects == NULL) { | |
| 2357 plcf->redirects = ngx_array_create(cf->pool, 1, | |
| 2358 sizeof(ngx_http_proxy_redirect_t)); | |
| 2359 if (plcf->redirects == NULL) { | |
| 2360 return NGX_CONF_ERROR; | |
| 2361 } | |
| 2362 } | |
| 2363 | |
| 2364 pr = ngx_array_push(plcf->redirects); | |
| 2365 if (pr == NULL) { | |
| 2366 return NGX_CONF_ERROR; | |
| 2367 } | |
| 2368 | |
| 2369 if (cf->args->nelts == 2 && ngx_strcmp(value[1].data, "default") == 0) { | |
| 1658 | 2370 if (plcf->url.data == NULL) { |
| 509 | 2371 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
| 2372 "\"proxy_rewrite_location default\" must go " | |
| 2373 "after the \"proxy_pass\" directive"); | |
| 2374 return NGX_CONF_ERROR; | |
| 2375 } | |
| 2376 | |
| 2377 pr->handler = ngx_http_proxy_rewrite_redirect_text; | |
| 1658 | 2378 pr->redirect = plcf->url; |
| 2379 | |
| 2380 if (plcf->vars.uri.len) { | |
| 2381 pr->replacement.text = plcf->location; | |
| 653 | 2382 |
| 2383 } else { | |
| 2384 pr->replacement.text.len = 0; | |
| 2385 pr->replacement.text.data = NULL; | |
| 2386 } | |
| 509 | 2387 |
| 2388 return NGX_CONF_OK; | |
| 2389 } | |
| 2390 | |
| 2391 if (ngx_http_script_variables_count(&value[2]) == 0) { | |
| 2392 pr->handler = ngx_http_proxy_rewrite_redirect_text; | |
| 2393 pr->redirect = value[1]; | |
| 2394 pr->replacement.text = value[2]; | |
| 2395 | |
| 2396 return NGX_CONF_OK; | |
| 2397 } | |
| 2398 | |
| 2399 ngx_memzero(&sc, sizeof(ngx_http_script_compile_t)); | |
| 2400 | |
| 2401 vars_lengths = NULL; | |
| 2402 vars_values = NULL; | |
| 2403 | |
| 2404 sc.cf = cf; | |
| 2405 sc.source = &value[2]; | |
| 2406 sc.lengths = &vars_lengths; | |
| 2407 sc.values = &vars_values; | |
| 2408 sc.complete_lengths = 1; | |
| 2409 sc.complete_values = 1; | |
| 2410 | |
| 2411 if (ngx_http_script_compile(&sc) != NGX_OK) { | |
| 2412 return NGX_CONF_ERROR; | |
| 2413 } | |
| 2414 | |
| 2415 pr->handler = ngx_http_proxy_rewrite_redirect_vars; | |
| 2416 pr->redirect = value[1]; | |
| 2417 pr->replacement.vars.lengths = vars_lengths->elts; | |
| 2418 pr->replacement.vars.values = vars_values->elts; | |
| 2419 | |
| 507 | 2420 return NGX_CONF_OK; |
| 2421 } | |
| 2422 | |
| 2423 | |
| 2424 static char * | |
|
1295
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2425 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
|
2426 { |
|
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2427 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
|
2428 |
|
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2429 ngx_str_t *value; |
|
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2430 ngx_http_script_compile_t sc; |
|
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 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
|
2433 { |
|
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2434 return "is duplicate"; |
|
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2435 } |
|
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 value = cf->args->elts; |
|
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2438 |
|
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2439 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
|
2440 plcf->upstream.store = 1; |
|
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2441 return NGX_CONF_OK; |
|
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 |
|
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2444 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
|
2445 plcf->upstream.store = 0; |
|
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2446 return NGX_CONF_OK; |
|
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2447 } |
|
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2448 |
|
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2449 /* include the terminating '\0' into script */ |
|
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2450 value[1].len++; |
|
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2451 |
|
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2452 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
|
2453 |
|
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2454 sc.cf = cf; |
|
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2455 sc.source = &value[1]; |
|
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2456 sc.lengths = &plcf->upstream.store_lengths; |
|
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2457 sc.values = &plcf->upstream.store_values; |
|
1563
022ec9420f80
style fix: remove double semicolons
Igor Sysoev <igor@sysoev.ru>
parents:
1488
diff
changeset
|
2458 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
|
2459 sc.complete_lengths = 1; |
|
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2460 sc.complete_values = 1; |
|
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2461 |
|
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2462 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
|
2463 return NGX_CONF_ERROR; |
|
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2464 } |
|
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2465 |
|
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2466 return NGX_CONF_OK; |
|
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2467 } |
|
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2468 |
|
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2469 |
|
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2470 static char * |
| 507 | 2471 ngx_http_proxy_lowat_check(ngx_conf_t *cf, void *post, void *data) |
| 2472 { | |
| 2473 #if (NGX_FREEBSD) | |
| 2474 ssize_t *np = data; | |
| 2475 | |
| 673 | 2476 if ((u_long) *np >= ngx_freebsd_net_inet_tcp_sendspace) { |
| 507 | 2477 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
| 2478 "\"proxy_send_lowat\" must be less than %d " | |
| 2479 "(sysctl net.inet.tcp.sendspace)", | |
| 2480 ngx_freebsd_net_inet_tcp_sendspace); | |
| 2481 | |
| 2482 return NGX_CONF_ERROR; | |
| 2483 } | |
| 2484 | |
| 2485 #elif !(NGX_HAVE_SO_SNDLOWAT) | |
| 2486 ssize_t *np = data; | |
| 2487 | |
| 2488 ngx_conf_log_error(NGX_LOG_WARN, cf, 0, | |
| 2489 "\"proxy_send_lowat\" is not supported, ignored"); | |
| 2490 | |
| 2491 *np = 0; | |
| 2492 | |
| 2493 #endif | |
| 2494 | |
| 2495 return NGX_CONF_OK; | |
| 2496 } | |
| 884 | 2497 |
| 2498 | |
| 2499 static char * | |
| 2500 ngx_http_proxy_upstream_max_fails_unsupported(ngx_conf_t *cf, | |
| 2501 ngx_command_t *cmd, void *conf) | |
| 2502 { | |
| 2503 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, | |
| 2504 "\"proxy_upstream_max_fails\" is not supported, " | |
| 2505 "use the \"max_fails\" parameter of the \"server\" directive ", | |
| 2506 "inside the \"upstream\" block"); | |
| 2507 | |
| 2508 return NGX_CONF_ERROR; | |
| 2509 } | |
| 2510 | |
| 2511 | |
| 2512 static char * | |
| 2513 ngx_http_proxy_upstream_fail_timeout_unsupported(ngx_conf_t *cf, | |
| 2514 ngx_command_t *cmd, void *conf) | |
| 2515 { | |
| 2516 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, | |
| 2517 "\"proxy_upstream_fail_timeout\" is not supported, " | |
| 2518 "use the \"fail_timeout\" parameter of the \"server\" directive ", | |
| 2519 "inside the \"upstream\" block"); | |
| 2520 | |
| 2521 return NGX_CONF_ERROR; | |
| 2522 } | |
| 1658 | 2523 |
| 2524 | |
| 2525 #if (NGX_HTTP_SSL) | |
| 2526 | |
| 2527 static ngx_int_t | |
| 2528 ngx_http_proxy_set_ssl(ngx_conf_t *cf, ngx_http_proxy_loc_conf_t *plcf) | |
| 2529 { | |
| 2530 ngx_pool_cleanup_t *cln; | |
| 2531 | |
| 2532 plcf->upstream.ssl = ngx_pcalloc(cf->pool, sizeof(ngx_ssl_t)); | |
| 2533 if (plcf->upstream.ssl == NULL) { | |
| 2534 return NGX_ERROR; | |
| 2535 } | |
| 2536 | |
| 2537 plcf->upstream.ssl->log = cf->log; | |
| 2538 | |
| 2539 if (ngx_ssl_create(plcf->upstream.ssl, | |
| 2540 NGX_SSL_SSLv2|NGX_SSL_SSLv3|NGX_SSL_TLSv1, NULL) | |
| 2541 != NGX_OK) | |
| 2542 { | |
| 2543 return NGX_ERROR; | |
| 2544 } | |
| 2545 | |
| 2546 cln = ngx_pool_cleanup_add(cf->pool, 0); | |
| 2547 if (cln == NULL) { | |
| 2548 return NGX_ERROR; | |
| 2549 } | |
| 2550 | |
| 2551 cln->handler = ngx_ssl_cleanup_ctx; | |
| 2552 cln->data = plcf->upstream.ssl; | |
| 2553 | |
| 2554 return NGX_OK; | |
| 2555 } | |
| 2556 | |
| 2557 #endif | |
| 2558 | |
| 2559 | |
| 2560 static ngx_int_t | |
| 2561 ngx_http_proxy_set_vars(ngx_pool_t *pool, ngx_url_t *u, | |
| 2562 ngx_http_proxy_vars_t *v) | |
| 2563 { | |
|
2203
8e5bf1bc87e2
*) refactor ngx_parse_inet_url()
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parents:
2184
diff
changeset
|
2564 if (u->family != AF_UNIX) { |
| 1658 | 2565 if (u->no_port || u->port == u->default_port) { |
| 2566 v->host_header = u->host; | |
| 2567 | |
| 2568 if (u->default_port == 80) { | |
| 2569 v->port.len = sizeof("80") - 1; | |
| 2570 v->port.data = (u_char *) "80"; | |
| 2571 | |
| 2572 } else { | |
| 2573 v->port.len = sizeof("443") - 1; | |
| 2574 v->port.data = (u_char *) "443"; | |
| 2575 } | |
| 2576 | |
| 2577 } 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
|
2578 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
|
2579 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
|
2580 v->port = u->port_text; |
| 1658 | 2581 } |
| 2582 | |
| 2583 } else { | |
| 2584 v->host_header.len = sizeof("localhost") - 1; | |
| 2585 v->host_header.data = (u_char *) "localhost"; | |
| 2586 v->port.len = 0; | |
| 2587 v->port.data = (u_char *) ""; | |
| 2588 } | |
| 2589 | |
| 2590 v->uri = u->uri; | |
| 2591 | |
| 2592 return NGX_OK; | |
| 2593 } |