Mercurial > hg > nginx
annotate src/http/modules/ngx_http_proxy_module.c @ 2391:d88e757cc7d8
delete surplus upstream.schema field
| author | Igor Sysoev <igor@sysoev.ru> |
|---|---|
| date | Wed, 10 Dec 2008 14:44:48 +0000 |
| parents | c77f4710595c |
| children | 7af1e5fe102c |
| 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 { | |
|
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35 ngx_str_t schema; |
| 1658 | 36 ngx_str_t host_header; |
| 37 ngx_str_t port; | |
| 38 ngx_str_t uri; | |
| 39 } ngx_http_proxy_vars_t; | |
| 40 | |
| 41 | |
| 42 typedef struct { | |
| 651 | 43 ngx_http_upstream_conf_t upstream; |
| 44 | |
| 45 ngx_array_t *flushes; | |
| 46 ngx_array_t *body_set_len; | |
| 47 ngx_array_t *body_set; | |
| 48 ngx_array_t *headers_set_len; | |
| 49 ngx_array_t *headers_set; | |
| 50 ngx_hash_t headers_set_hash; | |
| 51 | |
| 52 ngx_array_t *headers_source; | |
| 53 ngx_array_t *headers_names; | |
| 54 | |
| 1658 | 55 ngx_array_t *proxy_lengths; |
| 56 ngx_array_t *proxy_values; | |
| 57 | |
| 651 | 58 ngx_array_t *redirects; |
| 59 | |
| 60 ngx_str_t body_source; | |
| 61 | |
| 62 ngx_str_t method; | |
| 1658 | 63 ngx_str_t location; |
| 64 ngx_str_t url; | |
| 65 | |
| 66 ngx_http_proxy_vars_t vars; | |
| 651 | 67 |
| 68 ngx_flag_t redirect; | |
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69 |
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70 ngx_uint_t headers_hash_max_size; |
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71 ngx_uint_t headers_hash_bucket_size; |
| 507 | 72 } ngx_http_proxy_loc_conf_t; |
| 73 | |
| 74 | |
| 75 typedef struct { | |
| 651 | 76 ngx_uint_t status; |
| 77 ngx_uint_t status_count; | |
| 78 u_char *status_start; | |
| 79 u_char *status_end; | |
| 80 | |
| 1658 | 81 ngx_http_proxy_vars_t vars; |
| 82 | |
| 651 | 83 size_t internal_body_length; |
| 509 | 84 } ngx_http_proxy_ctx_t; |
| 507 | 85 |
| 86 | |
| 509 | 87 #define NGX_HTTP_PROXY_PARSE_NO_HEADER 20 |
| 507 | 88 |
| 89 | |
| 1658 | 90 static ngx_int_t ngx_http_proxy_eval(ngx_http_request_t *r, |
| 91 ngx_http_proxy_ctx_t *ctx, ngx_http_proxy_loc_conf_t *plcf); | |
| 507 | 92 static ngx_int_t ngx_http_proxy_create_request(ngx_http_request_t *r); |
| 93 static ngx_int_t ngx_http_proxy_reinit_request(ngx_http_request_t *r); | |
| 509 | 94 static ngx_int_t ngx_http_proxy_process_status_line(ngx_http_request_t *r); |
| 95 static ngx_int_t ngx_http_proxy_parse_status_line(ngx_http_request_t *r, | |
| 1658 | 96 ngx_http_proxy_ctx_t *ctx); |
| 507 | 97 static ngx_int_t ngx_http_proxy_process_header(ngx_http_request_t *r); |
| 98 static void ngx_http_proxy_abort_request(ngx_http_request_t *r); | |
| 99 static void ngx_http_proxy_finalize_request(ngx_http_request_t *r, | |
| 100 ngx_int_t rc); | |
| 101 | |
| 573 | 102 static ngx_int_t ngx_http_proxy_host_variable(ngx_http_request_t *r, |
| 103 ngx_http_variable_value_t *v, uintptr_t data); | |
| 104 static ngx_int_t ngx_http_proxy_port_variable(ngx_http_request_t *r, | |
| 105 ngx_http_variable_value_t *v, uintptr_t data); | |
| 106 static ngx_int_t | |
| 509 | 107 ngx_http_proxy_add_x_forwarded_for_variable(ngx_http_request_t *r, |
| 573 | 108 ngx_http_variable_value_t *v, uintptr_t data); |
| 577 | 109 static ngx_int_t |
| 110 ngx_http_proxy_internal_body_length_variable(ngx_http_request_t *r, | |
| 111 ngx_http_variable_value_t *v, uintptr_t data); | |
| 509 | 112 static ngx_int_t ngx_http_proxy_rewrite_redirect(ngx_http_request_t *r, |
| 113 ngx_table_elt_t *h, size_t prefix); | |
| 507 | 114 |
| 509 | 115 static ngx_int_t ngx_http_proxy_add_variables(ngx_conf_t *cf); |
| 507 | 116 static void *ngx_http_proxy_create_loc_conf(ngx_conf_t *cf); |
| 117 static char *ngx_http_proxy_merge_loc_conf(ngx_conf_t *cf, | |
| 118 void *parent, void *child); | |
| 119 | |
| 120 static char *ngx_http_proxy_pass(ngx_conf_t *cf, ngx_command_t *cmd, | |
| 121 void *conf); | |
| 509 | 122 static char *ngx_http_proxy_redirect(ngx_conf_t *cf, ngx_command_t *cmd, |
| 123 void *conf); | |
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124 static char *ngx_http_proxy_store(ngx_conf_t *cf, ngx_command_t *cmd, |
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125 void *conf); |
| 507 | 126 |
| 127 static char *ngx_http_proxy_lowat_check(ngx_conf_t *cf, void *post, void *data); | |
| 128 | |
| 884 | 129 static char *ngx_http_proxy_upstream_max_fails_unsupported(ngx_conf_t *cf, |
| 130 ngx_command_t *cmd, void *conf); | |
| 131 static char *ngx_http_proxy_upstream_fail_timeout_unsupported(ngx_conf_t *cf, | |
| 132 ngx_command_t *cmd, void *conf); | |
| 133 | |
| 1658 | 134 #if (NGX_HTTP_SSL) |
| 135 static ngx_int_t ngx_http_proxy_set_ssl(ngx_conf_t *cf, | |
| 136 ngx_http_proxy_loc_conf_t *plcf); | |
| 137 #endif | |
| 138 static ngx_int_t ngx_http_proxy_set_vars(ngx_pool_t *pool, ngx_url_t *u, | |
| 139 ngx_http_proxy_vars_t *v); | |
| 140 | |
| 509 | 141 |
| 507 | 142 static ngx_conf_post_t ngx_http_proxy_lowat_post = |
| 509 | 143 { ngx_http_proxy_lowat_check }; |
| 144 | |
| 507 | 145 |
| 146 static ngx_conf_bitmask_t ngx_http_proxy_next_upstream_masks[] = { | |
| 147 { ngx_string("error"), NGX_HTTP_UPSTREAM_FT_ERROR }, | |
| 148 { ngx_string("timeout"), NGX_HTTP_UPSTREAM_FT_TIMEOUT }, | |
| 149 { ngx_string("invalid_header"), NGX_HTTP_UPSTREAM_FT_INVALID_HEADER }, | |
| 150 { ngx_string("http_500"), NGX_HTTP_UPSTREAM_FT_HTTP_500 }, | |
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151 { ngx_string("http_502"), NGX_HTTP_UPSTREAM_FT_HTTP_502 }, |
| 623 | 152 { ngx_string("http_503"), NGX_HTTP_UPSTREAM_FT_HTTP_503 }, |
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153 { ngx_string("http_504"), NGX_HTTP_UPSTREAM_FT_HTTP_504 }, |
| 507 | 154 { ngx_string("http_404"), NGX_HTTP_UPSTREAM_FT_HTTP_404 }, |
| 665 | 155 { ngx_string("off"), NGX_HTTP_UPSTREAM_FT_OFF }, |
| 507 | 156 { ngx_null_string, 0 } |
| 157 }; | |
| 158 | |
| 159 | |
| 160 static ngx_command_t ngx_http_proxy_commands[] = { | |
| 161 | |
| 162 { ngx_string("proxy_pass"), | |
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163 NGX_HTTP_LOC_CONF|NGX_HTTP_LIF_CONF|NGX_HTTP_LMT_CONF|NGX_CONF_TAKE1, |
| 507 | 164 ngx_http_proxy_pass, |
| 165 NGX_HTTP_LOC_CONF_OFFSET, | |
| 166 0, | |
| 167 NULL }, | |
| 168 | |
| 509 | 169 { ngx_string("proxy_redirect"), |
| 170 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE12, | |
| 171 ngx_http_proxy_redirect, | |
| 172 NGX_HTTP_LOC_CONF_OFFSET, | |
| 173 0, | |
| 174 NULL }, | |
| 175 | |
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176 { ngx_string("proxy_store"), |
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177 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, |
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178 ngx_http_proxy_store, |
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179 NGX_HTTP_LOC_CONF_OFFSET, |
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180 0, |
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181 NULL }, |
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182 |
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183 { ngx_string("proxy_store_access"), |
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184 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE123, |
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185 ngx_conf_set_access_slot, |
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186 NGX_HTTP_LOC_CONF_OFFSET, |
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187 offsetof(ngx_http_proxy_loc_conf_t, upstream.store_access), |
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188 NULL }, |
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189 |
| 581 | 190 { ngx_string("proxy_buffering"), |
| 191 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG, | |
| 192 ngx_conf_set_flag_slot, | |
| 193 NGX_HTTP_LOC_CONF_OFFSET, | |
| 194 offsetof(ngx_http_proxy_loc_conf_t, upstream.buffering), | |
| 195 NULL }, | |
| 196 | |
| 629 | 197 { ngx_string("proxy_ignore_client_abort"), |
| 198 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG, | |
| 199 ngx_conf_set_flag_slot, | |
| 200 NGX_HTTP_LOC_CONF_OFFSET, | |
| 201 offsetof(ngx_http_proxy_loc_conf_t, upstream.ignore_client_abort), | |
| 202 NULL }, | |
| 203 | |
| 507 | 204 { ngx_string("proxy_connect_timeout"), |
| 205 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, | |
| 206 ngx_conf_set_msec_slot, | |
| 207 NGX_HTTP_LOC_CONF_OFFSET, | |
| 208 offsetof(ngx_http_proxy_loc_conf_t, upstream.connect_timeout), | |
| 209 NULL }, | |
| 210 | |
| 211 { ngx_string("proxy_send_timeout"), | |
| 212 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, | |
| 213 ngx_conf_set_msec_slot, | |
| 214 NGX_HTTP_LOC_CONF_OFFSET, | |
| 215 offsetof(ngx_http_proxy_loc_conf_t, upstream.send_timeout), | |
| 216 NULL }, | |
| 217 | |
| 218 { ngx_string("proxy_send_lowat"), | |
| 219 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, | |
| 220 ngx_conf_set_size_slot, | |
| 221 NGX_HTTP_LOC_CONF_OFFSET, | |
| 222 offsetof(ngx_http_proxy_loc_conf_t, upstream.send_lowat), | |
| 223 &ngx_http_proxy_lowat_post }, | |
| 224 | |
| 657 | 225 { ngx_string("proxy_intercept_errors"), |
| 226 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG, | |
| 227 ngx_conf_set_flag_slot, | |
| 228 NGX_HTTP_LOC_CONF_OFFSET, | |
| 229 offsetof(ngx_http_proxy_loc_conf_t, upstream.intercept_errors), | |
| 230 NULL }, | |
| 231 | |
| 509 | 232 { ngx_string("proxy_set_header"), |
| 233 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE2, | |
| 649 | 234 ngx_conf_set_keyval_slot, |
| 507 | 235 NGX_HTTP_LOC_CONF_OFFSET, |
| 509 | 236 offsetof(ngx_http_proxy_loc_conf_t, headers_source), |
| 507 | 237 NULL }, |
| 238 | |
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239 { ngx_string("proxy_headers_hash_max_size"), |
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240 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, |
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241 ngx_conf_set_num_slot, |
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242 NGX_HTTP_LOC_CONF_OFFSET, |
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243 offsetof(ngx_http_proxy_loc_conf_t, headers_hash_max_size), |
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244 NULL }, |
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245 |
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246 { ngx_string("proxy_headers_hash_bucket_size"), |
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247 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, |
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248 ngx_conf_set_num_slot, |
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249 NGX_HTTP_LOC_CONF_OFFSET, |
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250 offsetof(ngx_http_proxy_loc_conf_t, headers_hash_bucket_size), |
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251 NULL }, |
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252 |
| 577 | 253 { ngx_string("proxy_set_body"), |
| 254 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, | |
| 255 ngx_conf_set_str_slot, | |
| 256 NGX_HTTP_LOC_CONF_OFFSET, | |
| 257 offsetof(ngx_http_proxy_loc_conf_t, body_source), | |
| 258 NULL }, | |
| 259 | |
| 509 | 260 { ngx_string("proxy_method"), |
| 261 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, | |
| 561 | 262 ngx_conf_set_str_slot, |
| 509 | 263 NGX_HTTP_LOC_CONF_OFFSET, |
| 561 | 264 offsetof(ngx_http_proxy_loc_conf_t, method), |
| 265 NULL }, | |
| 509 | 266 |
| 267 { ngx_string("proxy_pass_request_headers"), | |
| 507 | 268 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG, |
| 269 ngx_conf_set_flag_slot, | |
| 270 NGX_HTTP_LOC_CONF_OFFSET, | |
| 509 | 271 offsetof(ngx_http_proxy_loc_conf_t, upstream.pass_request_headers), |
| 507 | 272 NULL }, |
| 273 | |
| 509 | 274 { ngx_string("proxy_pass_request_body"), |
| 507 | 275 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG, |
| 276 ngx_conf_set_flag_slot, | |
| 277 NGX_HTTP_LOC_CONF_OFFSET, | |
| 509 | 278 offsetof(ngx_http_proxy_loc_conf_t, upstream.pass_request_body), |
| 507 | 279 NULL }, |
| 280 | |
| 581 | 281 { ngx_string("proxy_buffer_size"), |
| 282 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, | |
| 283 ngx_conf_set_size_slot, | |
| 284 NGX_HTTP_LOC_CONF_OFFSET, | |
| 285 offsetof(ngx_http_proxy_loc_conf_t, upstream.buffer_size), | |
| 286 NULL }, | |
| 287 | |
| 507 | 288 { ngx_string("proxy_read_timeout"), |
| 289 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, | |
| 290 ngx_conf_set_msec_slot, | |
| 291 NGX_HTTP_LOC_CONF_OFFSET, | |
| 292 offsetof(ngx_http_proxy_loc_conf_t, upstream.read_timeout), | |
| 293 NULL }, | |
| 294 | |
| 295 { ngx_string("proxy_buffers"), | |
| 296 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE2, | |
| 297 ngx_conf_set_bufs_slot, | |
| 298 NGX_HTTP_LOC_CONF_OFFSET, | |
| 299 offsetof(ngx_http_proxy_loc_conf_t, upstream.bufs), | |
| 300 NULL }, | |
| 301 | |
| 302 { ngx_string("proxy_busy_buffers_size"), | |
| 303 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, | |
| 304 ngx_conf_set_size_slot, | |
| 305 NGX_HTTP_LOC_CONF_OFFSET, | |
| 529 | 306 offsetof(ngx_http_proxy_loc_conf_t, upstream.busy_buffers_size_conf), |
| 507 | 307 NULL }, |
| 308 | |
| 309 { ngx_string("proxy_temp_path"), | |
| 310 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1234, | |
| 311 ngx_conf_set_path_slot, | |
| 312 NGX_HTTP_LOC_CONF_OFFSET, | |
| 313 offsetof(ngx_http_proxy_loc_conf_t, upstream.temp_path), | |
| 314 (void *) ngx_garbage_collector_temp_handler }, | |
| 315 | |
| 316 { ngx_string("proxy_max_temp_file_size"), | |
| 317 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, | |
| 318 ngx_conf_set_size_slot, | |
| 319 NGX_HTTP_LOC_CONF_OFFSET, | |
| 529 | 320 offsetof(ngx_http_proxy_loc_conf_t, upstream.max_temp_file_size_conf), |
| 507 | 321 NULL }, |
| 322 | |
| 323 { ngx_string("proxy_temp_file_write_size"), | |
| 324 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, | |
| 325 ngx_conf_set_size_slot, | |
| 326 NGX_HTTP_LOC_CONF_OFFSET, | |
| 529 | 327 offsetof(ngx_http_proxy_loc_conf_t, upstream.temp_file_write_size_conf), |
| 507 | 328 NULL }, |
| 329 | |
| 330 { ngx_string("proxy_next_upstream"), | |
| 547 | 331 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_1MORE, |
| 507 | 332 ngx_conf_set_bitmask_slot, |
| 333 NGX_HTTP_LOC_CONF_OFFSET, | |
| 334 offsetof(ngx_http_proxy_loc_conf_t, upstream.next_upstream), | |
| 335 &ngx_http_proxy_next_upstream_masks }, | |
| 336 | |
| 561 | 337 { ngx_string("proxy_upstream_max_fails"), |
| 338 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, | |
| 884 | 339 ngx_http_proxy_upstream_max_fails_unsupported, |
| 340 0, | |
| 341 0, | |
| 561 | 342 NULL }, |
| 343 | |
| 344 { ngx_string("proxy_upstream_fail_timeout"), | |
| 345 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, | |
| 884 | 346 ngx_http_proxy_upstream_fail_timeout_unsupported, |
| 347 0, | |
| 348 0, | |
| 561 | 349 NULL }, |
| 350 | |
| 649 | 351 { ngx_string("proxy_pass_header"), |
| 507 | 352 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG, |
| 649 | 353 ngx_conf_set_str_array_slot, |
| 507 | 354 NGX_HTTP_LOC_CONF_OFFSET, |
| 649 | 355 offsetof(ngx_http_proxy_loc_conf_t, upstream.pass_headers), |
| 507 | 356 NULL }, |
| 357 | |
| 649 | 358 { ngx_string("proxy_hide_header"), |
| 507 | 359 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG, |
| 649 | 360 ngx_conf_set_str_array_slot, |
| 507 | 361 NGX_HTTP_LOC_CONF_OFFSET, |
| 649 | 362 offsetof(ngx_http_proxy_loc_conf_t, upstream.hide_headers), |
| 507 | 363 NULL }, |
| 364 | |
| 2184 | 365 #if (NGX_HTTP_SSL) |
| 366 | |
| 367 { ngx_string("proxy_ssl_session_reuse"), | |
| 368 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG, | |
| 369 ngx_conf_set_flag_slot, | |
| 370 NGX_HTTP_LOC_CONF_OFFSET, | |
| 371 offsetof(ngx_http_proxy_loc_conf_t, upstream.ssl_session_reuse), | |
| 372 NULL }, | |
| 373 | |
| 374 #endif | |
| 375 | |
| 507 | 376 ngx_null_command |
| 377 }; | |
| 378 | |
| 379 | |
| 667 | 380 static ngx_http_module_t ngx_http_proxy_module_ctx = { |
| 509 | 381 ngx_http_proxy_add_variables, /* preconfiguration */ |
| 382 NULL, /* postconfiguration */ | |
| 507 | 383 |
| 384 NULL, /* create main configuration */ | |
| 385 NULL, /* init main configuration */ | |
| 386 | |
| 387 NULL, /* create server configuration */ | |
| 388 NULL, /* merge server configuration */ | |
| 389 | |
| 390 ngx_http_proxy_create_loc_conf, /* create location configration */ | |
| 391 ngx_http_proxy_merge_loc_conf /* merge location configration */ | |
| 392 }; | |
| 393 | |
| 394 | |
| 395 ngx_module_t ngx_http_proxy_module = { | |
| 509 | 396 NGX_MODULE_V1, |
| 507 | 397 &ngx_http_proxy_module_ctx, /* module context */ |
| 398 ngx_http_proxy_commands, /* module directives */ | |
| 399 NGX_HTTP_MODULE, /* module type */ | |
| 541 | 400 NULL, /* init master */ |
| 509 | 401 NULL, /* init module */ |
| 541 | 402 NULL, /* init process */ |
| 403 NULL, /* init thread */ | |
| 404 NULL, /* exit thread */ | |
| 405 NULL, /* exit process */ | |
| 406 NULL, /* exit master */ | |
| 407 NGX_MODULE_V1_PADDING | |
| 507 | 408 }; |
| 409 | |
| 410 | |
| 411 static char ngx_http_proxy_version[] = " HTTP/1.0" CRLF; | |
| 412 | |
| 509 | 413 |
| 649 | 414 static ngx_keyval_t ngx_http_proxy_headers[] = { |
| 415 { ngx_string("Host"), ngx_string("$proxy_host") }, | |
| 416 { ngx_string("Connection"), ngx_string("close") }, | |
| 417 { ngx_string("Keep-Alive"), ngx_string("") }, | |
| 2067 | 418 { ngx_string("Expect"), ngx_string("") }, |
| 649 | 419 { ngx_null_string, ngx_null_string } |
| 420 }; | |
| 421 | |
| 422 | |
| 423 static ngx_str_t ngx_http_proxy_hide_headers[] = { | |
| 424 ngx_string("Date"), | |
| 425 ngx_string("Server"), | |
| 426 ngx_string("X-Pad"), | |
| 427 ngx_string("X-Accel-Expires"), | |
| 428 ngx_string("X-Accel-Redirect"), | |
| 429 ngx_string("X-Accel-Limit-Rate"), | |
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430 ngx_string("X-Accel-Buffering"), |
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431 ngx_string("X-Accel-Charset"), |
| 649 | 432 ngx_null_string |
| 509 | 433 }; |
| 434 | |
| 435 | |
| 436 static ngx_http_variable_t ngx_http_proxy_vars[] = { | |
| 437 | |
| 637 | 438 { ngx_string("proxy_host"), NULL, ngx_http_proxy_host_variable, 0, |
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439 NGX_HTTP_VAR_CHANGEABLE|NGX_HTTP_VAR_NOCACHEABLE|NGX_HTTP_VAR_NOHASH, 0 }, |
| 509 | 440 |
| 637 | 441 { ngx_string("proxy_port"), NULL, ngx_http_proxy_port_variable, 0, |
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442 NGX_HTTP_VAR_CHANGEABLE|NGX_HTTP_VAR_NOCACHEABLE|NGX_HTTP_VAR_NOHASH, 0 }, |
| 509 | 443 |
| 637 | 444 { ngx_string("proxy_add_x_forwarded_for"), NULL, |
| 583 | 445 ngx_http_proxy_add_x_forwarded_for_variable, 0, NGX_HTTP_VAR_NOHASH, 0 }, |
| 509 | 446 |
| 447 #if 0 | |
| 637 | 448 { ngx_string("proxy_add_via"), NULL, NULL, 0, NGX_HTTP_VAR_NOHASH, 0 }, |
| 509 | 449 #endif |
| 450 | |
| 637 | 451 { ngx_string("proxy_internal_body_length"), NULL, |
| 583 | 452 ngx_http_proxy_internal_body_length_variable, 0, NGX_HTTP_VAR_NOHASH, 0 }, |
| 577 | 453 |
| 637 | 454 { ngx_null_string, NULL, NULL, 0, 0, 0 } |
| 509 | 455 }; |
| 507 | 456 |
| 457 | |
| 458 static ngx_int_t | |
| 459 ngx_http_proxy_handler(ngx_http_request_t *r) | |
| 577 | 460 { |
| 507 | 461 ngx_int_t rc; |
| 462 ngx_http_upstream_t *u; | |
| 1658 | 463 ngx_http_proxy_ctx_t *ctx; |
| 507 | 464 ngx_http_proxy_loc_conf_t *plcf; |
| 577 | 465 |
| 507 | 466 u = ngx_pcalloc(r->pool, sizeof(ngx_http_upstream_t)); |
| 467 if (u == NULL) { | |
| 468 return NGX_HTTP_INTERNAL_SERVER_ERROR; | |
| 469 } | |
| 577 | 470 |
| 1658 | 471 r->upstream = u; |
| 472 | |
| 473 ctx = ngx_pcalloc(r->pool, sizeof(ngx_http_proxy_ctx_t)); | |
| 474 if (ctx == NULL) { | |
| 475 return NGX_ERROR; | |
| 476 } | |
| 477 | |
| 478 ngx_http_set_ctx(r, ctx, ngx_http_proxy_module); | |
| 479 | |
| 480 plcf = ngx_http_get_module_loc_conf(r, ngx_http_proxy_module); | |
| 481 | |
| 482 if (plcf->proxy_lengths == 0) { | |
| 483 ctx->vars = plcf->vars; | |
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484 u->schema = plcf->vars.schema; |
| 1658 | 485 #if (NGX_HTTP_SSL) |
| 486 u->ssl = (plcf->upstream.ssl != NULL); | |
| 487 #endif | |
| 488 | |
| 489 } else { | |
| 490 if (ngx_http_proxy_eval(r, ctx, plcf) != NGX_OK) { | |
| 491 return NGX_HTTP_INTERNAL_SERVER_ERROR; | |
| 492 } | |
| 493 } | |
| 494 | |
| 507 | 495 u->peer.log = r->connection->log; |
| 496 u->peer.log_error = NGX_ERROR_ERR; | |
| 497 #if (NGX_THREADS) | |
| 498 u->peer.lock = &r->connection->lock; | |
| 499 #endif | |
| 500 | |
| 501 u->output.tag = (ngx_buf_tag_t) &ngx_http_proxy_module; | |
| 502 | |
| 503 u->conf = &plcf->upstream; | |
| 504 | |
| 505 u->create_request = ngx_http_proxy_create_request; | |
| 506 u->reinit_request = ngx_http_proxy_reinit_request; | |
| 509 | 507 u->process_header = ngx_http_proxy_process_status_line; |
| 507 | 508 u->abort_request = ngx_http_proxy_abort_request; |
| 509 u->finalize_request = ngx_http_proxy_finalize_request; | |
| 510 | |
| 509 | 511 if (plcf->redirects) { |
| 512 u->rewrite_redirect = ngx_http_proxy_rewrite_redirect; | |
| 513 } | |
| 514 | |
| 649 | 515 u->buffering = plcf->upstream.buffering; |
| 516 | |
| 517 u->pipe = ngx_pcalloc(r->pool, sizeof(ngx_event_pipe_t)); | |
| 518 if (u->pipe == NULL) { | |
| 519 return NGX_HTTP_INTERNAL_SERVER_ERROR; | |
| 581 | 520 } |
| 507 | 521 |
| 649 | 522 u->pipe->input_filter = ngx_event_pipe_copy_input_filter; |
| 523 | |
| 509 | 524 u->accel = 1; |
| 577 | 525 |
| 507 | 526 rc = ngx_http_read_client_request_body(r, ngx_http_upstream_init); |
| 527 | |
| 528 if (rc >= NGX_HTTP_SPECIAL_RESPONSE) { | |
| 529 return rc; | |
| 530 } | |
| 531 | |
| 532 return NGX_DONE; | |
| 533 } | |
| 534 | |
| 535 | |
| 536 static ngx_int_t | |
| 1658 | 537 ngx_http_proxy_eval(ngx_http_request_t *r, ngx_http_proxy_ctx_t *ctx, |
| 538 ngx_http_proxy_loc_conf_t *plcf) | |
| 539 { | |
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540 u_char *p; |
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541 size_t add; |
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542 u_short port; |
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543 ngx_str_t proxy; |
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544 ngx_url_t u; |
| 1658 | 545 |
| 546 if (ngx_http_script_run(r, &proxy, plcf->proxy_lengths->elts, 0, | |
| 547 plcf->proxy_values->elts) | |
| 548 == NULL) | |
| 549 { | |
| 550 return NGX_ERROR; | |
| 551 } | |
| 552 | |
| 553 if (ngx_strncasecmp(proxy.data, (u_char *) "http://", 7) == 0) { | |
| 554 | |
| 555 add = 7; | |
| 556 port = 80; | |
| 557 | |
| 558 #if (NGX_HTTP_SSL) | |
| 559 | |
| 560 } else if (ngx_strncasecmp(proxy.data, (u_char *) "https://", 8) == 0) { | |
| 561 | |
| 562 add = 8; | |
| 563 port = 443; | |
| 564 r->upstream->ssl = 1; | |
| 565 | |
| 566 #endif | |
| 567 | |
| 568 } else { | |
| 569 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, | |
| 570 "invalid URL prefix in \"%V\"", &proxy); | |
| 571 return NGX_ERROR; | |
| 572 } | |
| 573 | |
| 574 r->upstream->schema.len = add; | |
| 575 r->upstream->schema.data = proxy.data; | |
| 576 | |
| 577 ngx_memzero(&u, sizeof(ngx_url_t)); | |
| 578 | |
| 579 u.url.len = proxy.len - add; | |
| 580 u.url.data = proxy.data + add; | |
| 581 u.default_port = port; | |
| 582 u.uri_part = 1; | |
| 583 u.no_resolve = 1; | |
| 584 | |
| 585 if (ngx_parse_url(r->pool, &u) != NGX_OK) { | |
| 586 if (u.err) { | |
| 587 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, | |
| 588 "%s in upstream \"%V\"", u.err, &u.url); | |
| 589 } | |
| 590 | |
| 591 return NGX_ERROR; | |
| 592 } | |
| 593 | |
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594 if (u.uri.len && u.uri.data[0] == '?') { |
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595 p = ngx_pnalloc(r->pool, u.uri.len + 1); |
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596 if (p == NULL) { |
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597 return NGX_ERROR; |
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598 } |
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599 |
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600 *p++ = '/'; |
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601 ngx_memcpy(p, u.uri.data, u.uri.len); |
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602 |
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603 u.uri.len++; |
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604 u.uri.data = p - 1; |
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605 } |
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606 |
| 1658 | 607 if (ngx_http_proxy_set_vars(r->pool, &u, &ctx->vars) != NGX_OK) { |
| 608 return NGX_ERROR; | |
| 609 } | |
| 610 | |
| 611 r->upstream->resolved = ngx_pcalloc(r->pool, | |
| 612 sizeof(ngx_http_upstream_resolved_t)); | |
| 613 if (r->upstream->resolved == NULL) { | |
| 614 return NGX_ERROR; | |
| 615 } | |
| 616 | |
| 617 r->upstream->resolved->host = u.host; | |
| 618 r->upstream->resolved->port = (in_port_t) (u.no_port ? u.default_port: | |
| 619 u.port); | |
| 2285 | 620 r->upstream->resolved->no_port = u.no_port; |
| 1658 | 621 |
| 622 return NGX_OK; | |
| 623 } | |
| 624 | |
| 625 | |
| 626 static ngx_int_t | |
| 507 | 627 ngx_http_proxy_create_request(ngx_http_request_t *r) |
| 628 { | |
| 577 | 629 size_t len, loc_len, body_len; |
| 509 | 630 uintptr_t escape; |
| 631 ngx_buf_t *b; | |
| 649 | 632 ngx_str_t method; |
| 633 ngx_uint_t i, unparsed_uri; | |
| 509 | 634 ngx_chain_t *cl, *body; |
| 635 ngx_list_part_t *part; | |
| 636 ngx_table_elt_t *header; | |
| 637 ngx_http_upstream_t *u; | |
| 1658 | 638 ngx_http_proxy_ctx_t *ctx; |
| 509 | 639 ngx_http_script_code_pt code; |
| 640 ngx_http_script_engine_t e, le; | |
| 641 ngx_http_proxy_loc_conf_t *plcf; | |
| 642 ngx_http_script_len_code_pt lcode; | |
| 507 | 643 |
| 644 u = r->upstream; | |
| 645 | |
| 646 plcf = ngx_http_get_module_loc_conf(r, ngx_http_proxy_module); | |
| 647 | |
| 561 | 648 if (u->method.len) { |
| 649 /* HEAD was changed to GET to cache response */ | |
| 650 method = u->method; | |
| 651 method.len++; | |
| 652 | |
| 653 } else if (plcf->method.len) { | |
| 654 method = plcf->method; | |
| 655 | |
| 507 | 656 } else { |
| 561 | 657 method = r->method_name; |
| 658 method.len++; | |
| 507 | 659 } |
| 660 | |
| 1667 | 661 len = method.len + sizeof(ngx_http_proxy_version) - 1 + sizeof(CRLF) - 1; |
| 662 | |
| 507 | 663 escape = 0; |
| 1658 | 664 loc_len = 0; |
| 665 unparsed_uri = 0; | |
| 666 | |
| 667 ctx = ngx_http_get_module_ctx(r, ngx_http_proxy_module); | |
| 668 | |
| 669 if (plcf->proxy_lengths) { | |
| 1667 | 670 len += ctx->vars.uri.len; |
| 1658 | 671 |
| 672 } else if (ctx->vars.uri.len == 0 && r->valid_unparsed_uri && r == r->main) | |
| 673 { | |
| 609 | 674 unparsed_uri = 1; |
| 1667 | 675 len += r->unparsed_uri.len; |
| 507 | 676 |
| 677 } else { | |
| 1658 | 678 loc_len = (r->valid_location && ctx->vars.uri.len) ? |
| 679 plcf->location.len : 0; | |
| 680 | |
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681 if (r->quoted_uri || r->internal) { |
| 509 | 682 escape = 2 * ngx_escape_uri(NULL, r->uri.data + loc_len, |
| 683 r->uri.len - loc_len, NGX_ESCAPE_URI); | |
| 507 | 684 } |
| 685 | |
| 1688 | 686 len += ctx->vars.uri.len + r->uri.len - loc_len + escape |
| 687 + sizeof("?") - 1 + r->args.len; | |
| 507 | 688 } |
| 689 | |
| 1565 | 690 ngx_http_script_flush_no_cacheable_variables(r, plcf->flushes); |
| 573 | 691 |
| 577 | 692 if (plcf->body_set_len) { |
| 693 le.ip = plcf->body_set_len->elts; | |
| 694 le.request = r; | |
| 695 le.flushed = 1; | |
| 696 body_len = 0; | |
| 697 | |
| 698 while (*(uintptr_t *) le.ip) { | |
| 699 lcode = *(ngx_http_script_len_code_pt *) le.ip; | |
| 700 body_len += lcode(&le); | |
| 701 } | |
| 702 | |
| 1658 | 703 ctx->internal_body_length = body_len; |
| 577 | 704 len += body_len; |
| 705 } | |
| 706 | |
| 509 | 707 le.ip = plcf->headers_set_len->elts; |
| 708 le.request = r; | |
| 573 | 709 le.flushed = 1; |
| 507 | 710 |
| 509 | 711 while (*(uintptr_t *) le.ip) { |
| 712 while (*(uintptr_t *) le.ip) { | |
| 713 lcode = *(ngx_http_script_len_code_pt *) le.ip; | |
| 714 len += lcode(&le); | |
| 715 } | |
| 716 le.ip += sizeof(uintptr_t); | |
| 507 | 717 } |
| 718 | |
| 719 | |
| 509 | 720 if (plcf->upstream.pass_request_headers) { |
| 721 part = &r->headers_in.headers.part; | |
| 722 header = part->elts; | |
| 723 | |
| 724 for (i = 0; /* void */; i++) { | |
| 507 | 725 |
| 509 | 726 if (i >= part->nelts) { |
| 727 if (part->next == NULL) { | |
| 728 break; | |
| 729 } | |
| 730 | |
| 731 part = part->next; | |
| 732 header = part->elts; | |
| 577 | 733 i = 0; |
| 507 | 734 } |
| 735 | |
| 649 | 736 if (ngx_hash_find(&plcf->headers_set_hash, header[i].hash, |
| 737 header[i].lowcase_key, header[i].key.len)) | |
| 509 | 738 { |
| 739 continue; | |
| 740 } | |
| 741 | |
| 742 len += header[i].key.len + sizeof(": ") - 1 | |
| 743 + header[i].value.len + sizeof(CRLF) - 1; | |
| 507 | 744 } |
| 509 | 745 } |
| 507 | 746 |
| 747 | |
| 748 b = ngx_create_temp_buf(r->pool, len); | |
| 749 if (b == NULL) { | |
| 750 return NGX_ERROR; | |
| 751 } | |
| 752 | |
| 753 cl = ngx_alloc_chain_link(r->pool); | |
| 754 if (cl == NULL) { | |
| 755 return NGX_ERROR; | |
| 756 } | |
| 757 | |
| 758 cl->buf = b; | |
| 759 | |
| 760 | |
| 761 /* the request line */ | |
| 762 | |
| 573 | 763 b->last = ngx_copy(b->last, method.data, method.len); |
| 507 | 764 |
| 555 | 765 u->uri.data = b->last; |
| 766 | |
| 1658 | 767 if (plcf->proxy_lengths) { |
| 768 b->last = ngx_copy(b->last, ctx->vars.uri.data, ctx->vars.uri.len); | |
| 769 | |
| 770 } else if (unparsed_uri) { | |
| 573 | 771 b->last = ngx_copy(b->last, r->unparsed_uri.data, r->unparsed_uri.len); |
| 772 | |
| 507 | 773 } else { |
| 555 | 774 if (r->valid_location) { |
| 1658 | 775 b->last = ngx_copy(b->last, ctx->vars.uri.data, ctx->vars.uri.len); |
| 555 | 776 } |
| 551 | 777 |
| 507 | 778 if (escape) { |
| 509 | 779 ngx_escape_uri(b->last, r->uri.data + loc_len, |
| 780 r->uri.len - loc_len, NGX_ESCAPE_URI); | |
| 781 b->last += r->uri.len - loc_len + escape; | |
| 507 | 782 |
| 577 | 783 } else { |
| 573 | 784 b->last = ngx_copy(b->last, r->uri.data + loc_len, |
| 785 r->uri.len - loc_len); | |
| 507 | 786 } |
| 787 | |
| 788 if (r->args.len > 0) { | |
| 789 *b->last++ = '?'; | |
| 573 | 790 b->last = ngx_copy(b->last, r->args.data, r->args.len); |
| 507 | 791 } |
| 792 } | |
| 793 | |
| 555 | 794 u->uri.len = b->last - u->uri.data; |
| 795 | |
| 507 | 796 b->last = ngx_cpymem(b->last, ngx_http_proxy_version, |
| 797 sizeof(ngx_http_proxy_version) - 1); | |
| 798 | |
| 577 | 799 ngx_memzero(&e, sizeof(ngx_http_script_engine_t)); |
| 507 | 800 |
| 801 e.ip = plcf->headers_set->elts; | |
| 802 e.pos = b->last; | |
| 509 | 803 e.request = r; |
| 573 | 804 e.flushed = 1; |
| 507 | 805 |
| 509 | 806 le.ip = plcf->headers_set_len->elts; |
| 807 | |
| 808 while (*(uintptr_t *) le.ip) { | |
| 809 lcode = *(ngx_http_script_len_code_pt *) le.ip; | |
| 515 | 810 |
| 811 /* skip the header line name length */ | |
| 812 (void) lcode(&le); | |
| 509 | 813 |
| 814 if (*(ngx_http_script_len_code_pt *) le.ip) { | |
| 815 | |
| 816 for (len = 0; *(uintptr_t *) le.ip; len += lcode(&le)) { | |
| 817 lcode = *(ngx_http_script_len_code_pt *) le.ip; | |
| 818 } | |
| 819 | |
| 820 e.skip = (len == sizeof(CRLF) - 1) ? 1 : 0; | |
| 821 | |
| 822 } else { | |
| 823 e.skip = 0; | |
| 824 } | |
| 825 | |
| 826 le.ip += sizeof(uintptr_t); | |
| 827 | |
| 828 while (*(uintptr_t *) e.ip) { | |
| 829 code = *(ngx_http_script_code_pt *) e.ip; | |
| 830 code((ngx_http_script_engine_t *) &e); | |
| 577 | 831 } |
| 509 | 832 e.ip += sizeof(uintptr_t); |
| 507 | 833 } |
| 834 | |
| 835 b->last = e.pos; | |
| 836 | |
| 837 | |
| 509 | 838 if (plcf->upstream.pass_request_headers) { |
| 839 part = &r->headers_in.headers.part; | |
| 840 header = part->elts; | |
| 577 | 841 |
| 509 | 842 for (i = 0; /* void */; i++) { |
| 507 | 843 |
| 509 | 844 if (i >= part->nelts) { |
| 845 if (part->next == NULL) { | |
| 846 break; | |
| 847 } | |
| 848 | |
| 849 part = part->next; | |
| 850 header = part->elts; | |
| 577 | 851 i = 0; |
| 507 | 852 } |
| 853 | |
| 649 | 854 if (ngx_hash_find(&plcf->headers_set_hash, header[i].hash, |
| 855 header[i].lowcase_key, header[i].key.len)) | |
| 509 | 856 { |
| 857 continue; | |
| 858 } | |
| 507 | 859 |
| 573 | 860 b->last = ngx_copy(b->last, header[i].key.data, header[i].key.len); |
| 507 | 861 |
| 509 | 862 *b->last++ = ':'; *b->last++ = ' '; |
| 507 | 863 |
| 573 | 864 b->last = ngx_copy(b->last, header[i].value.data, |
| 865 header[i].value.len); | |
| 507 | 866 |
| 509 | 867 *b->last++ = CR; *b->last++ = LF; |
| 507 | 868 |
| 509 | 869 ngx_log_debug2(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
| 870 "http proxy header: \"%V: %V\"", | |
| 871 &header[i].key, &header[i].value); | |
| 872 } | |
| 507 | 873 } |
| 874 | |
| 577 | 875 |
| 507 | 876 /* add "\r\n" at the header end */ |
| 877 *b->last++ = CR; *b->last++ = LF; | |
| 878 | |
| 577 | 879 if (plcf->body_set) { |
| 880 e.ip = plcf->body_set->elts; | |
| 881 e.pos = b->last; | |
| 882 | |
| 883 while (*(uintptr_t *) e.ip) { | |
| 884 code = *(ngx_http_script_code_pt *) e.ip; | |
| 885 code((ngx_http_script_engine_t *) &e); | |
| 886 } | |
| 579 | 887 |
| 888 b->last = e.pos; | |
| 577 | 889 } |
| 890 | |
| 1774 | 891 ngx_log_debug2(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
| 892 "http proxy header:\n\"%*s\"", | |
| 893 (size_t) (b->last - b->pos), b->pos); | |
| 507 | 894 |
| 577 | 895 if (plcf->body_set == NULL && plcf->upstream.pass_request_body) { |
| 509 | 896 |
| 897 body = u->request_bufs; | |
| 898 u->request_bufs = cl; | |
| 899 | |
| 900 while (body) { | |
| 901 b = ngx_alloc_buf(r->pool); | |
| 902 if (b == NULL) { | |
| 903 return NGX_ERROR; | |
| 904 } | |
| 905 | |
| 906 ngx_memcpy(b, body->buf, sizeof(ngx_buf_t)); | |
| 907 | |
| 908 cl->next = ngx_alloc_chain_link(r->pool); | |
| 909 if (cl->next == NULL) { | |
| 910 return NGX_ERROR; | |
| 911 } | |
| 912 | |
| 913 cl = cl->next; | |
| 914 cl->buf = b; | |
| 915 | |
| 916 body = body->next; | |
| 917 } | |
| 918 | |
| 611 | 919 b->flush = 1; |
| 920 | |
| 509 | 921 } else { |
| 922 u->request_bufs = cl; | |
| 923 } | |
| 924 | |
| 925 cl->next = NULL; | |
| 926 | |
| 507 | 927 return NGX_OK; |
| 928 } | |
| 929 | |
| 930 | |
| 931 static ngx_int_t | |
| 932 ngx_http_proxy_reinit_request(ngx_http_request_t *r) | |
| 933 { | |
| 1658 | 934 ngx_http_proxy_ctx_t *ctx; |
| 935 | |
| 936 ctx = ngx_http_get_module_ctx(r, ngx_http_proxy_module); | |
| 937 | |
| 938 if (ctx == NULL) { | |
| 509 | 939 return NGX_OK; |
| 940 } | |
| 941 | |
| 1658 | 942 ctx->status = 0; |
| 943 ctx->status_count = 0; | |
| 944 ctx->status_start = NULL; | |
| 945 ctx->status_end = NULL; | |
| 509 | 946 |
| 947 r->upstream->process_header = ngx_http_proxy_process_status_line; | |
| 948 | |
| 949 return NGX_OK; | |
| 950 } | |
| 951 | |
| 952 | |
| 953 static ngx_int_t | |
| 954 ngx_http_proxy_process_status_line(ngx_http_request_t *r) | |
| 955 { | |
| 956 ngx_int_t rc; | |
| 957 ngx_http_upstream_t *u; | |
| 1658 | 958 ngx_http_proxy_ctx_t *ctx; |
| 959 | |
| 960 ctx = ngx_http_get_module_ctx(r, ngx_http_proxy_module); | |
| 961 | |
| 962 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
|
963 return NGX_ERROR; |
| 509 | 964 } |
| 965 | |
| 1658 | 966 rc = ngx_http_proxy_parse_status_line(r, ctx); |
| 509 | 967 |
| 968 if (rc == NGX_AGAIN) { | |
| 969 return rc; | |
| 970 } | |
| 971 | |
| 972 u = r->upstream; | |
| 973 | |
| 974 if (rc == NGX_HTTP_PROXY_PARSE_NO_HEADER) { | |
| 975 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, | |
| 577 | 976 "upstream sent no valid HTTP/1.0 header"); |
| 509 | 977 |
| 619 | 978 #if 0 |
| 509 | 979 if (u->accel) { |
| 980 return NGX_HTTP_UPSTREAM_INVALID_HEADER; | |
| 981 } | |
| 619 | 982 #endif |
| 509 | 983 |
| 984 r->http_version = NGX_HTTP_VERSION_9; | |
| 1616 | 985 u->headers_in.status_n = NGX_HTTP_OK; |
| 986 u->state->status = NGX_HTTP_OK; | |
| 577 | 987 |
| 509 | 988 return NGX_OK; |
| 989 } | |
| 990 | |
| 1658 | 991 u->headers_in.status_n = ctx->status; |
| 992 u->state->status = ctx->status; | |
| 993 | |
| 994 u->headers_in.status_line.len = ctx->status_end - ctx->status_start; | |
| 2049 | 995 u->headers_in.status_line.data = ngx_pnalloc(r->pool, |
| 996 u->headers_in.status_line.len); | |
| 529 | 997 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
|
998 return NGX_ERROR; |
| 509 | 999 } |
| 573 | 1000 |
| 1658 | 1001 ngx_memcpy(u->headers_in.status_line.data, ctx->status_start, |
| 529 | 1002 u->headers_in.status_line.len); |
| 509 | 1003 |
| 1004 ngx_log_debug2(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
| 1005 "http proxy status %ui \"%V\"", | |
| 936 | 1006 u->headers_in.status_n, &u->headers_in.status_line); |
| 509 | 1007 |
| 1008 u->process_header = ngx_http_proxy_process_header; | |
| 1009 | |
| 1010 return ngx_http_proxy_process_header(r); | |
| 1011 } | |
| 1012 | |
| 1013 | |
| 1014 static ngx_int_t | |
| 1658 | 1015 ngx_http_proxy_parse_status_line(ngx_http_request_t *r, |
| 1016 ngx_http_proxy_ctx_t *ctx) | |
| 509 | 1017 { |
| 1018 u_char ch; | |
| 1658 | 1019 u_char *p; |
| 509 | 1020 ngx_http_upstream_t *u; |
| 1021 enum { | |
| 1022 sw_start = 0, | |
| 1023 sw_H, | |
| 1024 sw_HT, | |
| 1025 sw_HTT, | |
| 1026 sw_HTTP, | |
| 1027 sw_first_major_digit, | |
| 1028 sw_major_digit, | |
| 1029 sw_first_minor_digit, | |
| 1030 sw_minor_digit, | |
| 1031 sw_status, | |
| 1032 sw_space_after_status, | |
| 1033 sw_status_text, | |
| 1034 sw_almost_done | |
| 577 | 1035 } state; |
| 509 | 1036 |
| 1037 u = r->upstream; | |
| 1038 | |
| 1039 state = r->state; | |
| 1040 | |
| 1658 | 1041 for (p = u->buffer.pos; p < u->buffer.last; p++) { |
| 1042 ch = *p; | |
| 509 | 1043 |
| 1044 switch (state) { | |
| 1045 | |
| 1046 /* "HTTP/" */ | |
| 1047 case sw_start: | |
| 1048 switch (ch) { | |
| 577 | 1049 case 'H': |
| 509 | 1050 state = sw_H; |
| 1051 break; | |
| 1052 default: | |
| 1053 return NGX_HTTP_PROXY_PARSE_NO_HEADER; | |
| 1054 } | |
| 1055 break; | |
| 1056 | |
| 577 | 1057 case sw_H: |
| 509 | 1058 switch (ch) { |
| 577 | 1059 case 'T': |
| 509 | 1060 state = sw_HT; |
| 1061 break; | |
| 1062 default: | |
| 1063 return NGX_HTTP_PROXY_PARSE_NO_HEADER; | |
| 1064 } | |
| 1065 break; | |
| 1066 | |
| 1067 case sw_HT: | |
| 1068 switch (ch) { | |
| 577 | 1069 case 'T': |
| 509 | 1070 state = sw_HTT; |
| 1071 break; | |
| 1072 default: | |
| 1073 return NGX_HTTP_PROXY_PARSE_NO_HEADER; | |
| 1074 } | |
| 1075 break; | |
| 1076 | |
| 1077 case sw_HTT: | |
| 1078 switch (ch) { | |
| 577 | 1079 case 'P': |
| 509 | 1080 state = sw_HTTP; |
| 1081 break; | |
| 1082 default: | |
| 1083 return NGX_HTTP_PROXY_PARSE_NO_HEADER; | |
| 1084 } | |
| 1085 break; | |
| 1086 | |
| 1087 case sw_HTTP: | |
| 1088 switch (ch) { | |
| 577 | 1089 case '/': |
| 509 | 1090 state = sw_first_major_digit; |
| 1091 break; | |
| 1092 default: | |
| 1093 return NGX_HTTP_PROXY_PARSE_NO_HEADER; | |
| 1094 } | |
| 1095 break; | |
| 1096 | |
| 1097 /* the first digit of major HTTP version */ | |
| 1098 case sw_first_major_digit: | |
| 1099 if (ch < '1' || ch > '9') { | |
| 1100 return NGX_HTTP_PROXY_PARSE_NO_HEADER; | |
| 1101 } | |
| 1102 | |
| 1103 state = sw_major_digit; | |
| 1104 break; | |
| 1105 | |
| 1106 /* the major HTTP version or dot */ | |
| 1107 case sw_major_digit: | |
| 1108 if (ch == '.') { | |
| 1109 state = sw_first_minor_digit; | |
| 1110 break; | |
| 1111 } | |
| 1112 | |
| 1113 if (ch < '0' || ch > '9') { | |
| 1114 return NGX_HTTP_PROXY_PARSE_NO_HEADER; | |
| 1115 } | |
| 1116 | |
| 1117 break; | |
| 1118 | |
| 1119 /* the first digit of minor HTTP version */ | |
| 1120 case sw_first_minor_digit: | |
| 1121 if (ch < '0' || ch > '9') { | |
| 1122 return NGX_HTTP_PROXY_PARSE_NO_HEADER; | |
| 1123 } | |
| 1124 | |
| 1125 state = sw_minor_digit; | |
| 1126 break; | |
| 1127 | |
| 1128 /* the minor HTTP version or the end of the request line */ | |
| 1129 case sw_minor_digit: | |
| 1130 if (ch == ' ') { | |
| 1131 state = sw_status; | |
| 1132 break; | |
| 1133 } | |
| 1134 | |
| 1135 if (ch < '0' || ch > '9') { | |
| 1136 return NGX_HTTP_PROXY_PARSE_NO_HEADER; | |
| 1137 } | |
| 1138 | |
| 1139 break; | |
| 1140 | |
| 1141 /* HTTP status code */ | |
| 1142 case sw_status: | |
| 619 | 1143 if (ch == ' ') { |
| 1144 break; | |
| 1145 } | |
| 1146 | |
| 509 | 1147 if (ch < '0' || ch > '9') { |
| 1148 return NGX_HTTP_PROXY_PARSE_NO_HEADER; | |
| 1149 } | |
| 1150 | |
| 1658 | 1151 ctx->status = ctx->status * 10 + ch - '0'; |
| 1152 | |
| 1153 if (++ctx->status_count == 3) { | |
| 509 | 1154 state = sw_space_after_status; |
| 1658 | 1155 ctx->status_start = p - 2; |
| 509 | 1156 } |
| 1157 | |
| 1158 break; | |
| 1159 | |
| 1160 /* space or end of line */ | |
| 1161 case sw_space_after_status: | |
| 1162 switch (ch) { | |
| 577 | 1163 case ' ': |
| 509 | 1164 state = sw_status_text; |
| 1165 break; | |
| 1166 case '.': /* IIS may send 403.1, 403.2, etc */ | |
| 1167 state = sw_status_text; | |
| 1168 break; | |
| 1169 case CR: | |
| 1170 state = sw_almost_done; | |
| 1171 break; | |
| 1172 case LF: | |
| 1173 goto done; | |
| 1174 default: | |
| 1175 return NGX_HTTP_PROXY_PARSE_NO_HEADER; | |
| 1176 } | |
| 1177 break; | |
| 1178 | |
| 1179 /* any text until end of line */ | |
| 1180 case sw_status_text: | |
| 1181 switch (ch) { | |
| 1182 case CR: | |
| 1183 state = sw_almost_done; | |
| 1184 | |
| 1185 break; | |
| 1186 case LF: | |
| 1187 goto done; | |
| 1188 } | |
| 1189 break; | |
| 1190 | |
| 527 | 1191 /* end of status line */ |
| 509 | 1192 case sw_almost_done: |
| 1658 | 1193 ctx->status_end = p - 1; |
| 509 | 1194 switch (ch) { |
| 1195 case LF: | |
| 1196 goto done; | |
| 1197 default: | |
| 1198 return NGX_HTTP_PROXY_PARSE_NO_HEADER; | |
| 1199 } | |
| 1200 } | |
| 1201 } | |
| 1202 | |
| 1658 | 1203 u->buffer.pos = p; |
| 509 | 1204 r->state = state; |
| 1205 | |
| 1206 return NGX_AGAIN; | |
| 1207 | |
| 1208 done: | |
| 1209 | |
| 1658 | 1210 u->buffer.pos = p + 1; |
| 1211 | |
| 1212 if (ctx->status_end == NULL) { | |
| 1213 ctx->status_end = p; | |
| 509 | 1214 } |
| 1215 | |
| 1216 r->state = sw_start; | |
| 1217 | |
| 507 | 1218 return NGX_OK; |
| 1219 } | |
| 1220 | |
| 1221 | |
| 1222 static ngx_int_t | |
| 1223 ngx_http_proxy_process_header(ngx_http_request_t *r) | |
| 1224 { | |
| 509 | 1225 ngx_int_t rc; |
| 1226 ngx_table_elt_t *h; | |
| 1227 ngx_http_upstream_header_t *hh; | |
| 1228 ngx_http_upstream_main_conf_t *umcf; | |
| 1229 | |
| 1230 umcf = ngx_http_get_module_main_conf(r, ngx_http_upstream_module); | |
| 1231 | |
| 2024 | 1232 for ( ;; ) { |
| 509 | 1233 |
| 2256 | 1234 rc = ngx_http_parse_header_line(r, &r->upstream->buffer, 1); |
| 509 | 1235 |
| 1236 if (rc == NGX_OK) { | |
| 1237 | |
| 1238 /* a header line has been parsed successfully */ | |
| 507 | 1239 |
| 509 | 1240 h = ngx_list_push(&r->upstream->headers_in.headers); |
| 1241 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
|
1242 return NGX_ERROR; |
| 509 | 1243 } |
| 1244 | |
| 1245 h->hash = r->header_hash; | |
| 1246 | |
| 1247 h->key.len = r->header_name_end - r->header_name_start; | |
| 1248 h->value.len = r->header_end - r->header_start; | |
| 1249 | |
| 2049 | 1250 h->key.data = ngx_pnalloc(r->pool, |
| 649 | 1251 h->key.len + 1 + h->value.len + 1 + h->key.len); |
| 509 | 1252 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
|
1253 return NGX_ERROR; |
| 509 | 1254 } |
| 1255 | |
| 1256 h->value.data = h->key.data + h->key.len + 1; | |
| 649 | 1257 h->lowcase_key = h->key.data + h->key.len + 1 + h->value.len + 1; |
| 507 | 1258 |
| 509 | 1259 ngx_cpystrn(h->key.data, r->header_name_start, h->key.len + 1); |
| 1260 ngx_cpystrn(h->value.data, r->header_start, h->value.len + 1); | |
| 1261 | |
| 649 | 1262 if (h->key.len == r->lowcase_index) { |
| 1263 ngx_memcpy(h->lowcase_key, r->lowcase_header, h->key.len); | |
| 1264 | |
| 1265 } else { | |
| 2135 | 1266 ngx_strlow(h->lowcase_key, h->key.data, h->key.len); |
| 509 | 1267 } |
| 1268 | |
| 649 | 1269 hh = ngx_hash_find(&umcf->headers_in_hash, h->hash, |
| 1270 h->lowcase_key, h->key.len); | |
| 1271 | |
| 1272 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
|
1273 return NGX_ERROR; |
| 649 | 1274 } |
| 1275 | |
| 509 | 1276 ngx_log_debug2(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
| 1277 "http proxy header: \"%V: %V\"", | |
| 1278 &h->key, &h->value); | |
| 1279 | |
| 1280 continue; | |
| 1281 } | |
| 1282 | |
| 1283 if (rc == NGX_HTTP_PARSE_HEADER_DONE) { | |
| 1284 | |
| 1285 /* a whole header has been parsed successfully */ | |
| 1286 | |
| 1287 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
| 1288 "http proxy header done"); | |
| 1289 | |
| 649 | 1290 /* |
| 1291 * if no "Server" and "Date" in header line, | |
| 1292 * then add the special empty headers | |
| 1293 */ | |
| 1294 | |
| 1295 if (r->upstream->headers_in.server == NULL) { | |
| 1296 h = ngx_list_push(&r->upstream->headers_in.headers); | |
| 1297 if (h == NULL) { | |
|
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1298 return NGX_ERROR; |
| 649 | 1299 } |
| 1300 | |
| 1301 h->hash = ngx_hash(ngx_hash(ngx_hash(ngx_hash( | |
| 1302 ngx_hash('s', 'e'), 'r'), 'v'), 'e'), 'r'); | |
| 1303 | |
| 1304 h->key.len = sizeof("Server") - 1; | |
| 1305 h->key.data = (u_char *) "Server"; | |
| 1306 h->value.len = 0; | |
| 1307 h->value.data = NULL; | |
| 1308 h->lowcase_key = (u_char *) "server"; | |
| 1309 } | |
| 1310 | |
| 1311 if (r->upstream->headers_in.date == NULL) { | |
| 1312 h = ngx_list_push(&r->upstream->headers_in.headers); | |
| 1313 if (h == NULL) { | |
|
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|
1314 return NGX_ERROR; |
| 649 | 1315 } |
| 1316 | |
| 1317 h->hash = ngx_hash(ngx_hash(ngx_hash('d', 'a'), 't'), 'e'); | |
| 1318 | |
| 1319 h->key.len = sizeof("Date") - 1; | |
| 1320 h->key.data = (u_char *) "Date"; | |
| 1321 h->value.len = 0; | |
| 1322 h->value.data = NULL; | |
| 1323 h->lowcase_key = (u_char *) "date"; | |
| 1324 } | |
| 1325 | |
| 509 | 1326 return NGX_OK; |
| 1327 } | |
| 1328 | |
| 521 | 1329 if (rc == NGX_AGAIN) { |
| 1330 return NGX_AGAIN; | |
| 1331 } | |
| 1332 | |
| 509 | 1333 /* there was error while a header line parsing */ |
| 1334 | |
| 1335 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, | |
| 619 | 1336 "upstream sent invalid header"); |
| 509 | 1337 |
| 1338 return NGX_HTTP_UPSTREAM_INVALID_HEADER; | |
| 1339 } | |
| 507 | 1340 } |
| 1341 | |
| 1342 | |
| 1343 static void | |
| 1344 ngx_http_proxy_abort_request(ngx_http_request_t *r) | |
| 1345 { | |
| 1346 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
| 1347 "abort http proxy request"); | |
| 577 | 1348 |
| 507 | 1349 return; |
| 1350 } | |
| 1351 | |
| 1352 | |
| 1353 static void | |
| 1354 ngx_http_proxy_finalize_request(ngx_http_request_t *r, ngx_int_t rc) | |
| 577 | 1355 { |
| 507 | 1356 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
| 1357 "finalize http proxy request"); | |
| 1358 | |
| 1359 return; | |
| 1360 } | |
| 1361 | |
| 1362 | |
| 573 | 1363 static ngx_int_t |
| 1364 ngx_http_proxy_host_variable(ngx_http_request_t *r, | |
| 1365 ngx_http_variable_value_t *v, uintptr_t data) | |
| 507 | 1366 { |
| 1658 | 1367 ngx_http_proxy_ctx_t *ctx; |
| 1368 | |
| 1369 ctx = ngx_http_get_module_ctx(r, ngx_http_proxy_module); | |
| 1370 | |
| 1371 if (ctx == NULL) { | |
| 1372 v->not_found = 1; | |
| 1373 return NGX_OK; | |
| 1374 } | |
| 1375 | |
| 1376 v->len = ctx->vars.host_header.len; | |
| 577 | 1377 v->valid = 1; |
| 1565 | 1378 v->no_cacheable = 0; |
| 573 | 1379 v->not_found = 0; |
| 1658 | 1380 v->data = ctx->vars.host_header.data; |
| 507 | 1381 |
| 573 | 1382 return NGX_OK; |
| 507 | 1383 } |
| 1384 | |
| 1385 | |
| 573 | 1386 static ngx_int_t |
| 1387 ngx_http_proxy_port_variable(ngx_http_request_t *r, | |
| 1388 ngx_http_variable_value_t *v, uintptr_t data) | |
| 507 | 1389 { |
| 1658 | 1390 ngx_http_proxy_ctx_t *ctx; |
| 1391 | |
| 1392 ctx = ngx_http_get_module_ctx(r, ngx_http_proxy_module); | |
| 1393 | |
| 1394 if (ctx == NULL) { | |
| 1395 v->not_found = 1; | |
| 1396 return NGX_OK; | |
| 1397 } | |
| 1398 | |
| 1399 v->len = ctx->vars.port.len; | |
| 577 | 1400 v->valid = 1; |
| 1565 | 1401 v->no_cacheable = 0; |
| 573 | 1402 v->not_found = 0; |
| 1658 | 1403 v->data = ctx->vars.port.data; |
| 509 | 1404 |
| 573 | 1405 return NGX_OK; |
| 509 | 1406 } |
| 1407 | |
| 1408 | |
| 573 | 1409 static ngx_int_t |
| 509 | 1410 ngx_http_proxy_add_x_forwarded_for_variable(ngx_http_request_t *r, |
| 573 | 1411 ngx_http_variable_value_t *v, uintptr_t data) |
| 509 | 1412 { |
| 573 | 1413 u_char *p; |
| 509 | 1414 |
| 577 | 1415 v->valid = 1; |
| 1565 | 1416 v->no_cacheable = 0; |
| 573 | 1417 v->not_found = 0; |
| 509 | 1418 |
| 1419 if (r->headers_in.x_forwarded_for == NULL) { | |
| 573 | 1420 v->len = r->connection->addr_text.len; |
| 1421 v->data = r->connection->addr_text.data; | |
| 1422 return NGX_OK; | |
| 509 | 1423 } |
| 1424 | |
| 573 | 1425 v->len = r->headers_in.x_forwarded_for->value.len |
| 1426 + sizeof(", ") - 1 + r->connection->addr_text.len; | |
| 509 | 1427 |
| 2049 | 1428 p = ngx_pnalloc(r->pool, v->len); |
| 509 | 1429 if (p == NULL) { |
| 573 | 1430 return NGX_ERROR; |
| 509 | 1431 } |
| 1432 | |
| 573 | 1433 v->data = p; |
| 509 | 1434 |
| 573 | 1435 p = ngx_copy(p, r->headers_in.x_forwarded_for->value.data, |
| 1436 r->headers_in.x_forwarded_for->value.len); | |
| 509 | 1437 |
| 1438 *p++ = ','; *p++ = ' '; | |
| 1439 | |
| 1440 ngx_memcpy(p, r->connection->addr_text.data, r->connection->addr_text.len); | |
| 1441 | |
| 573 | 1442 return NGX_OK; |
| 509 | 1443 } |
| 1444 | |
| 1445 | |
| 1446 static ngx_int_t | |
| 577 | 1447 ngx_http_proxy_internal_body_length_variable(ngx_http_request_t *r, |
| 1448 ngx_http_variable_value_t *v, uintptr_t data) | |
| 1449 { | |
| 1658 | 1450 ngx_http_proxy_ctx_t *ctx; |
| 1451 | |
| 1452 ctx = ngx_http_get_module_ctx(r, ngx_http_proxy_module); | |
| 1453 | |
| 1454 if (ctx == NULL) { | |
| 577 | 1455 v->not_found = 1; |
| 1456 return NGX_OK; | |
| 1457 } | |
| 1458 | |
| 1459 v->valid = 1; | |
| 1565 | 1460 v->no_cacheable = 0; |
| 577 | 1461 v->not_found = 0; |
| 1462 | |
| 2049 | 1463 v->data = ngx_pnalloc(r->connection->pool, NGX_SIZE_T_LEN); |
| 577 | 1464 |
| 1465 if (v->data == NULL) { | |
| 1466 return NGX_ERROR; | |
| 1467 } | |
| 1468 | |
| 1658 | 1469 v->len = ngx_sprintf(v->data, "%uz", ctx->internal_body_length) - v->data; |
| 577 | 1470 |
| 1471 return NGX_OK; | |
| 1472 } | |
| 1473 | |
| 1474 | |
| 1475 static ngx_int_t | |
| 509 | 1476 ngx_http_proxy_rewrite_redirect(ngx_http_request_t *r, ngx_table_elt_t *h, |
| 1477 size_t prefix) | |
| 1478 { | |
| 1479 ngx_int_t rc; | |
| 1480 ngx_uint_t i; | |
| 1481 ngx_http_proxy_loc_conf_t *plcf; | |
| 1482 ngx_http_proxy_redirect_t *pr; | |
| 1483 | |
| 1484 plcf = ngx_http_get_module_loc_conf(r, ngx_http_proxy_module); | |
| 1485 | |
| 1486 pr = plcf->redirects->elts; | |
| 1487 | |
| 1488 if (pr == NULL) { | |
| 1489 return NGX_DECLINED; | |
| 1490 } | |
| 1491 | |
| 1492 for (i = 0; i < plcf->redirects->nelts; i++) { | |
| 605 | 1493 rc = pr[i].handler(r, h, prefix, &pr[i]); |
| 509 | 1494 |
| 1495 if (rc != NGX_DECLINED) { | |
| 1496 return rc; | |
| 1497 } | |
| 1498 } | |
| 1499 | |
| 1500 return NGX_DECLINED; | |
| 1501 } | |
| 1502 | |
| 1503 | |
| 1504 static ngx_int_t | |
| 1505 ngx_http_proxy_rewrite_redirect_text(ngx_http_request_t *r, ngx_table_elt_t *h, | |
| 1506 size_t prefix, ngx_http_proxy_redirect_t *pr) | |
| 1507 { | |
| 1508 size_t len; | |
| 1509 u_char *data, *p; | |
| 1510 | |
| 1511 if (pr->redirect.len > h->value.len - prefix | |
| 1512 || ngx_rstrncmp(h->value.data + prefix, pr->redirect.data, | |
| 1513 pr->redirect.len) != 0) | |
| 1514 { | |
| 1515 return NGX_DECLINED; | |
| 1516 } | |
| 1517 | |
| 1518 len = prefix + pr->replacement.text.len + h->value.len - pr->redirect.len; | |
| 507 | 1519 |
| 2049 | 1520 data = ngx_pnalloc(r->pool, len); |
| 509 | 1521 if (data == NULL) { |
| 1522 return NGX_ERROR; | |
| 1523 } | |
| 1524 | |
| 1525 p = data; | |
| 1526 | |
| 573 | 1527 p = ngx_copy(p, h->value.data, prefix); |
| 509 | 1528 |
| 653 | 1529 if (pr->replacement.text.len) { |
| 1530 p = ngx_copy(p, pr->replacement.text.data, pr->replacement.text.len); | |
| 1531 } | |
| 509 | 1532 |
| 1533 ngx_memcpy(p, h->value.data + prefix + pr->redirect.len, | |
| 1534 h->value.len - pr->redirect.len - prefix); | |
| 1535 | |
| 1536 h->value.len = len; | |
| 1537 h->value.data = data; | |
| 1538 | |
| 1539 return NGX_OK; | |
| 1540 } | |
| 1541 | |
| 1542 | |
| 1543 static ngx_int_t | |
| 1544 ngx_http_proxy_rewrite_redirect_vars(ngx_http_request_t *r, ngx_table_elt_t *h, | |
| 1545 size_t prefix, ngx_http_proxy_redirect_t *pr) | |
| 1546 { | |
| 1547 size_t len; | |
| 1548 u_char *data, *p; | |
| 1549 ngx_http_script_code_pt code; | |
| 1550 ngx_http_script_engine_t e; | |
| 1551 ngx_http_script_len_code_pt lcode; | |
| 1552 | |
| 1553 if (pr->redirect.len > h->value.len - prefix | |
| 1554 || ngx_rstrncmp(h->value.data + prefix, pr->redirect.data, | |
| 1555 pr->redirect.len) != 0) | |
| 1556 { | |
| 1557 return NGX_DECLINED; | |
| 1558 } | |
| 1559 | |
| 1560 ngx_memzero(&e, sizeof(ngx_http_script_engine_t)); | |
| 1561 | |
| 1562 e.ip = pr->replacement.vars.lengths; | |
| 1563 e.request = r; | |
| 1564 | |
|
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|
1565 len = prefix + h->value.len - pr->redirect.len; |
|
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|
1566 |
|
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|
1567 while (*(uintptr_t *) e.ip) { |
| 509 | 1568 lcode = *(ngx_http_script_len_code_pt *) e.ip; |
|
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|
1569 len += lcode(&e); |
| 509 | 1570 } |
| 1571 | |
| 2049 | 1572 data = ngx_pnalloc(r->pool, len); |
| 509 | 1573 if (data == NULL) { |
| 1574 return NGX_ERROR; | |
| 1575 } | |
| 1576 | |
| 1577 p = data; | |
| 1578 | |
| 573 | 1579 p = ngx_copy(p, h->value.data, prefix); |
| 509 | 1580 |
| 1581 e.ip = pr->replacement.vars.values; | |
| 1582 e.pos = p; | |
| 1583 | |
| 1584 while (*(uintptr_t *) e.ip) { | |
| 1585 code = *(ngx_http_script_code_pt *) e.ip; | |
| 1586 code(&e); | |
| 1587 } | |
| 1588 | |
|
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|
1589 ngx_memcpy(e.pos, h->value.data + prefix + pr->redirect.len, |
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|
1590 h->value.len - pr->redirect.len - prefix); |
|
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diff
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|
1591 |
| 509 | 1592 h->value.len = len; |
| 1593 h->value.data = data; | |
| 1594 | |
| 1595 return NGX_OK; | |
| 1596 } | |
| 1597 | |
| 1598 | |
| 1599 static ngx_int_t | |
| 1600 ngx_http_proxy_add_variables(ngx_conf_t *cf) | |
| 1601 { | |
| 1602 ngx_http_variable_t *var, *v; | |
| 1603 | |
| 1604 for (v = ngx_http_proxy_vars; v->name.len; v++) { | |
| 1605 var = ngx_http_add_variable(cf, &v->name, v->flags); | |
| 1606 if (var == NULL) { | |
| 1607 return NGX_ERROR; | |
| 1608 } | |
| 1609 | |
| 637 | 1610 var->get_handler = v->get_handler; |
| 509 | 1611 var->data = v->data; |
| 1612 } | |
| 1613 | |
| 1614 return NGX_OK; | |
| 507 | 1615 } |
| 1616 | |
| 1617 | |
| 1618 static void * | |
| 1619 ngx_http_proxy_create_loc_conf(ngx_conf_t *cf) | |
| 1620 { | |
| 1621 ngx_http_proxy_loc_conf_t *conf; | |
| 1622 | |
| 1623 conf = ngx_pcalloc(cf->pool, sizeof(ngx_http_proxy_loc_conf_t)); | |
| 1624 if (conf == NULL) { | |
| 1625 return NGX_CONF_ERROR; | |
| 1626 } | |
| 1627 | |
| 1628 /* | |
| 1629 * set by ngx_pcalloc(): | |
| 1630 * | |
| 1631 * conf->upstream.bufs.num = 0; | |
| 1632 * conf->upstream.next_upstream = 0; | |
| 1633 * conf->upstream.temp_path = NULL; | |
| 649 | 1634 * conf->upstream.hide_headers_hash = { NULL, 0 }; |
| 509 | 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; |
|
5383f5232364
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parents:
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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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changeset
|
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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parents:
1291
diff
changeset
|
1710 prev->upstream.store, 0); |
|
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parents:
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diff
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|
1711 |
|
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1712 if (conf->upstream.store_lengths == NULL) { |
|
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1713 conf->upstream.store_lengths = prev->upstream.store_lengths; |
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1714 conf->upstream.store_values = prev->upstream.store_values; |
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1715 } |
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1716 } |
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1717 |
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1718 ngx_conf_merge_uint_value(conf->upstream.store_access, |
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1719 prev->upstream.store_access, 0600); |
|
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|
1720 |
| 581 | 1721 ngx_conf_merge_value(conf->upstream.buffering, |
| 1722 prev->upstream.buffering, 1); | |
| 1723 | |
| 629 | 1724 ngx_conf_merge_value(conf->upstream.ignore_client_abort, |
| 1725 prev->upstream.ignore_client_abort, 0); | |
| 1726 | |
| 507 | 1727 ngx_conf_merge_msec_value(conf->upstream.connect_timeout, |
| 1728 prev->upstream.connect_timeout, 60000); | |
| 1729 | |
| 1730 ngx_conf_merge_msec_value(conf->upstream.send_timeout, | |
| 1731 prev->upstream.send_timeout, 60000); | |
| 1732 | |
| 1733 ngx_conf_merge_msec_value(conf->upstream.read_timeout, | |
| 1734 prev->upstream.read_timeout, 60000); | |
| 1735 | |
| 1736 ngx_conf_merge_size_value(conf->upstream.send_lowat, | |
| 1737 prev->upstream.send_lowat, 0); | |
| 1738 | |
| 581 | 1739 ngx_conf_merge_size_value(conf->upstream.buffer_size, |
| 1740 prev->upstream.buffer_size, | |
| 507 | 1741 (size_t) ngx_pagesize); |
| 1742 | |
| 1743 ngx_conf_merge_bufs_value(conf->upstream.bufs, prev->upstream.bufs, | |
| 1744 8, ngx_pagesize); | |
| 1745 | |
| 1746 if (conf->upstream.bufs.num < 2) { | |
| 577 | 1747 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
| 507 | 1748 "there must be at least 2 \"proxy_buffers\""); |
| 1749 return NGX_CONF_ERROR; | |
| 1750 } | |
| 577 | 1751 |
| 507 | 1752 |
| 581 | 1753 size = conf->upstream.buffer_size; |
| 577 | 1754 if (size < conf->upstream.bufs.size) { |
| 507 | 1755 size = conf->upstream.bufs.size; |
| 1756 } | |
| 1757 | |
| 1758 | |
| 529 | 1759 ngx_conf_merge_size_value(conf->upstream.busy_buffers_size_conf, |
| 1760 prev->upstream.busy_buffers_size_conf, | |
| 507 | 1761 NGX_CONF_UNSET_SIZE); |
| 1762 | |
| 529 | 1763 if (conf->upstream.busy_buffers_size_conf == NGX_CONF_UNSET_SIZE) { |
| 507 | 1764 conf->upstream.busy_buffers_size = 2 * size; |
| 529 | 1765 } else { |
| 1766 conf->upstream.busy_buffers_size = | |
| 1767 conf->upstream.busy_buffers_size_conf; | |
| 1768 } | |
| 577 | 1769 |
| 529 | 1770 if (conf->upstream.busy_buffers_size < size) { |
| 507 | 1771 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
| 1772 "\"proxy_busy_buffers_size\" must be equal or bigger than " | |
|
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1773 "maximum of the value of \"proxy_buffer_size\" and " |
| 507 | 1774 "one of the \"proxy_buffers\""); |
| 1775 | |
| 1776 return NGX_CONF_ERROR; | |
| 529 | 1777 } |
| 507 | 1778 |
| 529 | 1779 if (conf->upstream.busy_buffers_size |
| 1780 > (conf->upstream.bufs.num - 1) * conf->upstream.bufs.size) | |
| 507 | 1781 { |
| 1782 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, | |
| 1783 "\"proxy_busy_buffers_size\" must be less than " | |
| 1784 "the size of all \"proxy_buffers\" minus one buffer"); | |
| 1785 | |
| 1786 return NGX_CONF_ERROR; | |
| 1787 } | |
| 529 | 1788 |
| 507 | 1789 |
| 529 | 1790 ngx_conf_merge_size_value(conf->upstream.temp_file_write_size_conf, |
| 1791 prev->upstream.temp_file_write_size_conf, | |
| 507 | 1792 NGX_CONF_UNSET_SIZE); |
| 1793 | |
| 529 | 1794 if (conf->upstream.temp_file_write_size_conf == NGX_CONF_UNSET_SIZE) { |
| 507 | 1795 conf->upstream.temp_file_write_size = 2 * size; |
| 529 | 1796 } else { |
| 1797 conf->upstream.temp_file_write_size = | |
| 1798 conf->upstream.temp_file_write_size_conf; | |
| 1799 } | |
| 577 | 1800 |
| 529 | 1801 if (conf->upstream.temp_file_write_size < size) { |
| 507 | 1802 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
| 1803 "\"proxy_temp_file_write_size\" must be equal or bigger than " | |
|
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1804 "maximum of the value of \"proxy_buffer_size\" and " |
| 507 | 1805 "one of the \"proxy_buffers\""); |
| 1806 | |
| 1807 return NGX_CONF_ERROR; | |
| 1808 } | |
| 1809 | |
| 529 | 1810 ngx_conf_merge_size_value(conf->upstream.max_temp_file_size_conf, |
| 1811 prev->upstream.max_temp_file_size_conf, | |
| 507 | 1812 NGX_CONF_UNSET_SIZE); |
| 1813 | |
| 529 | 1814 if (conf->upstream.max_temp_file_size_conf == NGX_CONF_UNSET_SIZE) { |
| 507 | 1815 conf->upstream.max_temp_file_size = 1024 * 1024 * 1024; |
| 529 | 1816 } else { |
| 1817 conf->upstream.max_temp_file_size = | |
| 1818 conf->upstream.max_temp_file_size_conf; | |
| 1819 } | |
| 507 | 1820 |
| 529 | 1821 if (conf->upstream.max_temp_file_size != 0 |
| 1822 && conf->upstream.max_temp_file_size < size) | |
| 507 | 1823 { |
| 1824 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, | |
| 561 | 1825 "\"proxy_max_temp_file_size\" must be equal to zero to disable " |
| 507 | 1826 "the temporary files usage or must be equal or bigger than " |
|
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1827 "maximum of the value of \"proxy_buffer_size\" and " |
| 561 | 1828 "one of the \"proxy_buffers\""); |
| 507 | 1829 |
| 1830 return NGX_CONF_ERROR; | |
| 1831 } | |
| 1832 | |
| 529 | 1833 |
| 507 | 1834 ngx_conf_merge_bitmask_value(conf->upstream.next_upstream, |
| 1835 prev->upstream.next_upstream, | |
| 1836 (NGX_CONF_BITMASK_SET | |
| 1837 |NGX_HTTP_UPSTREAM_FT_ERROR | |
| 1838 |NGX_HTTP_UPSTREAM_FT_TIMEOUT)); | |
| 1839 | |
| 665 | 1840 if (conf->upstream.next_upstream & NGX_HTTP_UPSTREAM_FT_OFF) { |
| 1841 conf->upstream.next_upstream = NGX_CONF_BITMASK_SET | |
| 1842 |NGX_HTTP_UPSTREAM_FT_OFF; | |
| 1843 } | |
| 1844 | |
| 509 | 1845 ngx_conf_merge_path_value(conf->upstream.temp_path, |
| 1846 prev->upstream.temp_path, | |
| 1847 NGX_HTTP_PROXY_TEMP_PATH, 1, 2, 0, | |
| 1848 ngx_garbage_collector_temp_handler, cf); | |
| 507 | 1849 |
| 561 | 1850 if (conf->method.len == 0) { |
| 1851 conf->method = prev->method; | |
| 1852 | |
| 1853 } else { | |
| 1854 conf->method.data[conf->method.len] = ' '; | |
| 1855 conf->method.len++; | |
| 509 | 1856 } |
| 1857 | |
| 1858 ngx_conf_merge_value(conf->upstream.pass_request_headers, | |
| 1859 prev->upstream.pass_request_headers, 1); | |
| 1860 ngx_conf_merge_value(conf->upstream.pass_request_body, | |
| 1861 prev->upstream.pass_request_body, 1); | |
| 1862 | |
| 657 | 1863 ngx_conf_merge_value(conf->upstream.intercept_errors, |
| 1864 prev->upstream.intercept_errors, 0); | |
| 509 | 1865 |
| 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; | |
| 1658 | 1934 conf->vars = prev->vars; |
| 507 | 1935 } |
| 1936 | |
| 577 | 1937 |
| 1938 if (conf->body_source.data == NULL) { | |
| 1939 conf->body_source = prev->body_source; | |
| 1940 conf->body_set_len = prev->body_set_len; | |
| 1941 conf->body_set = prev->body_set; | |
| 1942 } | |
| 1943 | |
| 579 | 1944 if (conf->body_source.data && conf->body_set_len == NULL) { |
| 577 | 1945 |
| 1946 ngx_memzero(&sc, sizeof(ngx_http_script_compile_t)); | |
| 1947 | |
| 1948 sc.cf = cf; | |
| 1949 sc.source = &conf->body_source; | |
| 1950 sc.flushes = &conf->flushes; | |
| 1951 sc.lengths = &conf->body_set_len; | |
| 1952 sc.values = &conf->body_set; | |
| 1953 sc.complete_lengths = 1; | |
| 1954 sc.complete_values = 1; | |
| 1955 | |
| 1956 if (ngx_http_script_compile(&sc) != NGX_OK) { | |
| 1957 return NGX_CONF_ERROR; | |
| 1958 } | |
| 1959 | |
| 1960 if (conf->headers_source == NULL) { | |
| 1961 conf->headers_source = ngx_array_create(cf->pool, 4, | |
| 649 | 1962 sizeof(ngx_keyval_t)); |
| 577 | 1963 if (conf->headers_source == NULL) { |
| 1964 return NGX_CONF_ERROR; | |
| 1965 } | |
| 1966 } | |
| 1967 | |
| 1968 s = ngx_array_push(conf->headers_source); | |
| 1969 if (s == NULL) { | |
| 1970 return NGX_CONF_ERROR; | |
| 1971 } | |
| 1972 | |
| 1973 s->key.len = sizeof("Content-Length") - 1; | |
| 1974 s->key.data = (u_char *) "Content-Length"; | |
| 1975 s->value.len = sizeof("$proxy_internal_body_length") - 1; | |
| 1976 s->value.data = (u_char *) "$proxy_internal_body_length"; | |
| 1977 } | |
| 1978 | |
| 1979 | |
| 509 | 1980 if (conf->headers_source == NULL) { |
| 573 | 1981 conf->flushes = prev->flushes; |
| 507 | 1982 conf->headers_set_len = prev->headers_set_len; |
| 1983 conf->headers_set = prev->headers_set; | |
| 1984 conf->headers_set_hash = prev->headers_set_hash; | |
| 573 | 1985 conf->headers_source = prev->headers_source; |
| 507 | 1986 } |
| 1987 | |
| 649 | 1988 if (conf->headers_set_hash.buckets) { |
| 509 | 1989 return NGX_CONF_OK; |
| 1990 } | |
| 1991 | |
| 1992 | |
| 649 | 1993 conf->headers_names = ngx_array_create(cf->pool, 4, sizeof(ngx_hash_key_t)); |
| 509 | 1994 if (conf->headers_names == NULL) { |
| 1995 return NGX_CONF_ERROR; | |
| 1996 } | |
| 1997 | |
| 1998 if (conf->headers_source == NULL) { | |
| 1999 conf->headers_source = ngx_array_create(cf->pool, 4, | |
| 649 | 2000 sizeof(ngx_keyval_t)); |
| 509 | 2001 if (conf->headers_source == NULL) { |
| 2002 return NGX_CONF_ERROR; | |
| 2003 } | |
| 2004 } | |
| 507 | 2005 |
| 509 | 2006 conf->headers_set_len = ngx_array_create(cf->pool, 64, 1); |
| 2007 if (conf->headers_set_len == NULL) { | |
| 2008 return NGX_CONF_ERROR; | |
| 2009 } | |
| 2010 | |
| 2011 conf->headers_set = ngx_array_create(cf->pool, 512, 1); | |
| 2012 if (conf->headers_set == NULL) { | |
| 2013 return NGX_CONF_ERROR; | |
| 2014 } | |
| 2015 | |
| 2016 | |
| 2017 src = conf->headers_source->elts; | |
| 2018 | |
| 2019 for (h = ngx_http_proxy_headers; h->key.len; h++) { | |
| 2020 | |
| 2021 for (i = 0; i < conf->headers_source->nelts; i++) { | |
| 2022 if (ngx_strcasecmp(h->key.data, src[i].key.data) == 0) { | |
| 2023 goto next; | |
| 507 | 2024 } |
| 2025 } | |
| 2026 | |
| 509 | 2027 s = ngx_array_push(conf->headers_source); |
| 2028 if (s == NULL) { | |
| 507 | 2029 return NGX_CONF_ERROR; |
| 2030 } | |
| 2031 | |
| 509 | 2032 *s = *h; |
| 507 | 2033 |
| 517 | 2034 src = conf->headers_source->elts; |
| 2035 | |
| 509 | 2036 next: |
| 507 | 2037 |
| 509 | 2038 continue; |
| 2039 } | |
| 507 | 2040 |
| 577 | 2041 |
| 2042 src = conf->headers_source->elts; | |
| 509 | 2043 for (i = 0; i < conf->headers_source->nelts; i++) { |
| 507 | 2044 |
| 649 | 2045 hk = ngx_array_push(conf->headers_names); |
| 2046 if (hk == NULL) { | |
| 507 | 2047 return NGX_CONF_ERROR; |
| 2048 } | |
| 2049 | |
| 649 | 2050 hk->key = src[i].key; |
| 2051 hk->key_hash = ngx_hash_key_lc(src[i].key.data, src[i].key.len); | |
| 2052 hk->value = (void *) 1; | |
| 509 | 2053 |
| 519 | 2054 if (src[i].value.len == 0) { |
| 2055 continue; | |
| 2056 } | |
| 2057 | |
| 509 | 2058 if (ngx_http_script_variables_count(&src[i].value) == 0) { |
| 2059 copy = ngx_array_push_n(conf->headers_set_len, | |
| 2060 sizeof(ngx_http_script_copy_code_t)); | |
| 2061 if (copy == NULL) { | |
| 2062 return NGX_CONF_ERROR; | |
| 2063 } | |
| 2064 | |
| 2065 copy->code = (ngx_http_script_code_pt) | |
| 2066 ngx_http_script_copy_len_code; | |
| 2067 copy->len = src[i].key.len + sizeof(": ") - 1 | |
| 2068 + src[i].value.len + sizeof(CRLF) - 1; | |
| 507 | 2069 |
| 2070 | |
| 509 | 2071 size = (sizeof(ngx_http_script_copy_code_t) |
| 2072 + src[i].key.len + sizeof(": ") - 1 | |
| 2073 + src[i].value.len + sizeof(CRLF) - 1 | |
| 2074 + sizeof(uintptr_t) - 1) | |
| 2075 & ~(sizeof(uintptr_t) - 1); | |
| 2076 | |
| 2077 copy = ngx_array_push_n(conf->headers_set, size); | |
| 2078 if (copy == NULL) { | |
| 2079 return NGX_CONF_ERROR; | |
| 2080 } | |
| 2081 | |
| 2082 copy->code = ngx_http_script_copy_code; | |
| 2083 copy->len = src[i].key.len + sizeof(": ") - 1 | |
| 2084 + src[i].value.len + sizeof(CRLF) - 1; | |
| 2085 | |
| 2086 p = (u_char *) copy + sizeof(ngx_http_script_copy_code_t); | |
| 2087 | |
| 2088 p = ngx_cpymem(p, src[i].key.data, src[i].key.len); | |
| 2089 *p++ = ':'; *p++ = ' '; | |
| 2090 p = ngx_cpymem(p, src[i].value.data, src[i].value.len); | |
| 2091 *p++ = CR; *p = LF; | |
| 2092 | |
| 2093 } else { | |
| 2094 copy = ngx_array_push_n(conf->headers_set_len, | |
| 2095 sizeof(ngx_http_script_copy_code_t)); | |
| 2096 if (copy == NULL) { | |
| 2097 return NGX_CONF_ERROR; | |
| 2098 } | |
| 2099 | |
| 2100 copy->code = (ngx_http_script_code_pt) | |
| 2101 ngx_http_script_copy_len_code; | |
| 2102 copy->len = src[i].key.len + sizeof(": ") - 1; | |
| 507 | 2103 |
| 2104 | |
| 509 | 2105 size = (sizeof(ngx_http_script_copy_code_t) |
| 2106 + src[i].key.len + sizeof(": ") - 1 + sizeof(uintptr_t) - 1) | |
| 2107 & ~(sizeof(uintptr_t) - 1); | |
| 2108 | |
| 2109 copy = ngx_array_push_n(conf->headers_set, size); | |
| 2110 if (copy == NULL) { | |
| 2111 return NGX_CONF_ERROR; | |
| 2112 } | |
| 2113 | |
| 2114 copy->code = ngx_http_script_copy_code; | |
| 2115 copy->len = src[i].key.len + sizeof(": ") - 1; | |
| 2116 | |
| 2117 p = (u_char *) copy + sizeof(ngx_http_script_copy_code_t); | |
| 2118 p = ngx_cpymem(p, src[i].key.data, src[i].key.len); | |
| 2119 *p++ = ':'; *p = ' '; | |
| 2120 | |
| 2121 | |
| 2122 ngx_memzero(&sc, sizeof(ngx_http_script_compile_t)); | |
| 2123 | |
| 2124 sc.cf = cf; | |
| 2125 sc.source = &src[i].value; | |
| 573 | 2126 sc.flushes = &conf->flushes; |
| 509 | 2127 sc.lengths = &conf->headers_set_len; |
| 2128 sc.values = &conf->headers_set; | |
| 2129 | |
| 2130 if (ngx_http_script_compile(&sc) != NGX_OK) { | |
| 2131 return NGX_CONF_ERROR; | |
| 2132 } | |
| 2133 | |
| 2134 | |
| 2135 copy = ngx_array_push_n(conf->headers_set_len, | |
| 2136 sizeof(ngx_http_script_copy_code_t)); | |
| 2137 if (copy == NULL) { | |
| 2138 return NGX_CONF_ERROR; | |
| 2139 } | |
| 2140 | |
| 2141 copy->code = (ngx_http_script_code_pt) | |
| 2142 ngx_http_script_copy_len_code; | |
| 2143 copy->len = sizeof(CRLF) - 1; | |
| 2144 | |
| 2145 | |
| 2146 size = (sizeof(ngx_http_script_copy_code_t) | |
| 2147 + sizeof(CRLF) - 1 + sizeof(uintptr_t) - 1) | |
| 2148 & ~(sizeof(uintptr_t) - 1); | |
| 2149 | |
| 2150 copy = ngx_array_push_n(conf->headers_set, size); | |
| 2151 if (copy == NULL) { | |
| 2152 return NGX_CONF_ERROR; | |
| 2153 } | |
| 2154 | |
| 2155 copy->code = ngx_http_script_copy_code; | |
| 2156 copy->len = sizeof(CRLF) - 1; | |
| 2157 | |
| 2158 p = (u_char *) copy + sizeof(ngx_http_script_copy_code_t); | |
| 2159 *p++ = CR; *p = LF; | |
| 507 | 2160 } |
| 2161 | |
| 509 | 2162 code = ngx_array_push_n(conf->headers_set_len, sizeof(uintptr_t)); |
| 2163 if (code == NULL) { | |
| 507 | 2164 return NGX_CONF_ERROR; |
| 2165 } | |
| 2166 | |
| 509 | 2167 *code = (uintptr_t) NULL; |
| 2168 | |
| 2169 code = ngx_array_push_n(conf->headers_set, sizeof(uintptr_t)); | |
| 2170 if (code == NULL) { | |
| 2171 return NGX_CONF_ERROR; | |
| 2172 } | |
| 2173 | |
| 2174 *code = (uintptr_t) NULL; | |
| 507 | 2175 } |
| 2176 | |
| 509 | 2177 code = ngx_array_push_n(conf->headers_set_len, sizeof(uintptr_t)); |
| 2178 if (code == NULL) { | |
| 2179 return NGX_CONF_ERROR; | |
| 507 | 2180 } |
| 2181 | |
| 509 | 2182 *code = (uintptr_t) NULL; |
| 507 | 2183 |
| 2184 | |
| 649 | 2185 hash.hash = &conf->headers_set_hash; |
| 2186 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
|
2187 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
|
2188 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
|
2189 hash.name = "proxy_headers_hash"; |
| 649 | 2190 hash.pool = cf->pool; |
| 2191 hash.temp_pool = NULL; | |
| 2192 | |
| 2193 if (ngx_hash_init(&hash, conf->headers_names->elts, | |
| 2194 conf->headers_names->nelts) | |
| 2195 != NGX_OK) | |
| 2196 { | |
| 2197 return NGX_CONF_ERROR; | |
| 2198 } | |
| 2199 | |
| 509 | 2200 return NGX_CONF_OK; |
| 507 | 2201 } |
| 2202 | |
| 2203 | |
| 2204 static char * | |
| 2205 ngx_http_proxy_pass(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) | |
| 2206 { | |
| 509 | 2207 ngx_http_proxy_loc_conf_t *plcf = conf; |
| 507 | 2208 |
| 1658 | 2209 size_t add; |
| 2210 u_short port; | |
| 2211 ngx_str_t *value, *url; | |
| 2212 ngx_url_t u; | |
| 2213 ngx_uint_t n; | |
| 2214 ngx_http_core_loc_conf_t *clcf; | |
| 2215 ngx_http_script_compile_t sc; | |
| 507 | 2216 |
|
2391
d88e757cc7d8
delete surplus upstream.schema field
Igor Sysoev <igor@sysoev.ru>
parents:
2285
diff
changeset
|
2217 if (plcf->upstream.upstream || plcf->proxy_lengths) { |
| 555 | 2218 return "is duplicate"; |
| 2219 } | |
| 2220 | |
| 1658 | 2221 clcf = ngx_http_conf_get_module_loc_conf(cf, ngx_http_core_module); |
| 2222 | |
| 507 | 2223 value = cf->args->elts; |
| 2224 | |
| 2225 url = &value[1]; | |
| 2226 | |
| 1658 | 2227 n = ngx_http_script_variables_count(url); |
| 2228 | |
| 2229 if (n) { | |
| 2230 | |
| 2231 ngx_memzero(&sc, sizeof(ngx_http_script_compile_t)); | |
| 2232 | |
| 2233 sc.cf = cf; | |
| 2234 sc.source = url; | |
| 2235 sc.lengths = &plcf->proxy_lengths; | |
| 2236 sc.values = &plcf->proxy_values; | |
| 2237 sc.variables = n; | |
| 2238 sc.complete_lengths = 1; | |
| 2239 sc.complete_values = 1; | |
|
1679
ca317d9b5c09
style fix: remove trailing spaces
Igor Sysoev <igor@sysoev.ru>
parents:
1671
diff
changeset
|
2240 |
| 1658 | 2241 if (ngx_http_script_compile(&sc) != NGX_OK) { |
| 2242 return NGX_CONF_ERROR; | |
| 2243 } | |
| 2244 | |
| 2245 #if (NGX_HTTP_SSL) | |
| 2246 if (ngx_http_proxy_set_ssl(cf, plcf) != NGX_OK) { | |
| 2247 return NGX_CONF_ERROR; | |
| 2248 } | |
| 2249 #endif | |
| 2250 | |
| 2251 clcf->handler = ngx_http_proxy_handler; | |
| 2252 | |
| 2253 return NGX_CONF_OK; | |
| 2254 } | |
| 2255 | |
|
1107
db7c468c447d
ngx_strcasecmp()/ngx_strncasecmp()
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
2256 if (ngx_strncasecmp(url->data, (u_char *) "http://", 7) == 0) { |
| 577 | 2257 add = 7; |
| 591 | 2258 port = 80; |
| 577 | 2259 |
|
1107
db7c468c447d
ngx_strcasecmp()/ngx_strncasecmp()
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
2260 } else if (ngx_strncasecmp(url->data, (u_char *) "https://", 8) == 0) { |
| 577 | 2261 |
| 2262 #if (NGX_HTTP_SSL) | |
| 1658 | 2263 if (ngx_http_proxy_set_ssl(cf, plcf) != NGX_OK) { |
| 2264 return NGX_CONF_ERROR; | |
| 2265 } | |
| 577 | 2266 |
| 2267 add = 8; | |
| 591 | 2268 port = 443; |
| 577 | 2269 #else |
| 2270 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, | |
| 2271 "https protocol requires SSL support"); | |
| 2272 return NGX_CONF_ERROR; | |
| 2273 #endif | |
| 2274 | |
| 2275 } else { | |
| 507 | 2276 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, "invalid URL prefix"); |
| 2277 return NGX_CONF_ERROR; | |
| 2278 } | |
| 2279 | |
| 651 | 2280 ngx_memzero(&u, sizeof(ngx_url_t)); |
| 2281 | |
| 2282 u.url.len = url->len - add; | |
| 2283 u.url.data = url->data + add; | |
| 906 | 2284 u.default_port = port; |
| 2285 u.uri_part = 1; | |
| 884 | 2286 u.no_resolve = 1; |
| 2287 | |
| 2288 plcf->upstream.upstream = ngx_http_upstream_add(cf, &u, 0); | |
| 2289 if (plcf->upstream.upstream == NULL) { | |
| 507 | 2290 return NGX_CONF_ERROR; |
| 2291 } | |
| 2292 | |
| 1658 | 2293 if (ngx_http_proxy_set_vars(cf->pool, &u, &plcf->vars) != NGX_OK) { |
| 2294 return NGX_CONF_ERROR; | |
| 906 | 2295 } |
| 2296 | |
|
2391
d88e757cc7d8
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Igor Sysoev <igor@sysoev.ru>
parents:
2285
diff
changeset
|
2297 plcf->vars.schema.len = add; |
|
d88e757cc7d8
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Igor Sysoev <igor@sysoev.ru>
parents:
2285
diff
changeset
|
2298 plcf->vars.schema.data = url->data; |
| 1658 | 2299 plcf->location = clcf->name; |
| 507 | 2300 |
| 2301 clcf->handler = ngx_http_proxy_handler; | |
| 2302 | |
| 1353 | 2303 if (clcf->named |
| 507 | 2304 #if (NGX_PCRE) |
| 1353 | 2305 || clcf->regex |
| 2306 #endif | |
| 2307 || clcf->noname) | |
| 2308 { | |
| 1658 | 2309 if (plcf->vars.uri.len) { |
| 573 | 2310 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
| 2311 "\"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
|
2312 "location given by regular expression, " |
| 1353 | 2313 "or inside named location, " |
|
843
ebab9490204c
allow proxy_pass inside limit_except
Igor Sysoev <igor@sysoev.ru>
parents:
812
diff
changeset
|
2314 "or inside the \"if\" statement, " |
|
ebab9490204c
allow proxy_pass inside limit_except
Igor Sysoev <igor@sysoev.ru>
parents:
812
diff
changeset
|
2315 "or inside the \"limit_except\" block"); |
| 573 | 2316 return NGX_CONF_ERROR; |
| 2317 } | |
| 2318 | |
| 1658 | 2319 plcf->location.len = 0; |
| 555 | 2320 } |
| 2321 | |
| 1658 | 2322 plcf->url = *url; |
| 509 | 2323 |
| 507 | 2324 if (clcf->name.data[clcf->name.len - 1] == '/') { |
| 2325 clcf->auto_redirect = 1; | |
| 2326 } | |
| 2327 | |
| 2328 return NGX_CONF_OK; | |
| 2329 } | |
| 2330 | |
| 2331 | |
| 2332 static char * | |
| 509 | 2333 ngx_http_proxy_redirect(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) |
| 507 | 2334 { |
| 509 | 2335 ngx_http_proxy_loc_conf_t *plcf = conf; |
| 2336 | |
| 2337 ngx_str_t *value; | |
| 2338 ngx_array_t *vars_lengths, *vars_values; | |
| 2339 ngx_http_script_compile_t sc; | |
| 2340 ngx_http_proxy_redirect_t *pr; | |
| 2341 | |
| 2342 if (plcf->redirect == 0) { | |
| 2343 return NGX_CONF_OK; | |
| 2344 } | |
| 2345 | |
| 2346 value = cf->args->elts; | |
| 2347 | |
| 2348 if (ngx_strcmp(value[1].data, "off") == 0) { | |
| 2349 plcf->redirect = 0; | |
| 2350 plcf->redirects = NULL; | |
| 2351 return NGX_CONF_OK; | |
| 2352 } | |
| 2353 | |
| 2354 if (plcf->redirects == NULL) { | |
| 2355 plcf->redirects = ngx_array_create(cf->pool, 1, | |
| 2356 sizeof(ngx_http_proxy_redirect_t)); | |
| 2357 if (plcf->redirects == NULL) { | |
| 2358 return NGX_CONF_ERROR; | |
| 2359 } | |
| 2360 } | |
| 2361 | |
| 2362 pr = ngx_array_push(plcf->redirects); | |
| 2363 if (pr == NULL) { | |
| 2364 return NGX_CONF_ERROR; | |
| 2365 } | |
| 2366 | |
| 2367 if (cf->args->nelts == 2 && ngx_strcmp(value[1].data, "default") == 0) { | |
| 1658 | 2368 if (plcf->url.data == NULL) { |
| 509 | 2369 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
| 2370 "\"proxy_rewrite_location default\" must go " | |
| 2371 "after the \"proxy_pass\" directive"); | |
| 2372 return NGX_CONF_ERROR; | |
| 2373 } | |
| 2374 | |
| 2375 pr->handler = ngx_http_proxy_rewrite_redirect_text; | |
| 1658 | 2376 pr->redirect = plcf->url; |
| 2377 | |
| 2378 if (plcf->vars.uri.len) { | |
| 2379 pr->replacement.text = plcf->location; | |
| 653 | 2380 |
| 2381 } else { | |
| 2382 pr->replacement.text.len = 0; | |
| 2383 pr->replacement.text.data = NULL; | |
| 2384 } | |
| 509 | 2385 |
| 2386 return NGX_CONF_OK; | |
| 2387 } | |
| 2388 | |
| 2389 if (ngx_http_script_variables_count(&value[2]) == 0) { | |
| 2390 pr->handler = ngx_http_proxy_rewrite_redirect_text; | |
| 2391 pr->redirect = value[1]; | |
| 2392 pr->replacement.text = value[2]; | |
| 2393 | |
| 2394 return NGX_CONF_OK; | |
| 2395 } | |
| 2396 | |
| 2397 ngx_memzero(&sc, sizeof(ngx_http_script_compile_t)); | |
| 2398 | |
| 2399 vars_lengths = NULL; | |
| 2400 vars_values = NULL; | |
| 2401 | |
| 2402 sc.cf = cf; | |
| 2403 sc.source = &value[2]; | |
| 2404 sc.lengths = &vars_lengths; | |
| 2405 sc.values = &vars_values; | |
| 2406 sc.complete_lengths = 1; | |
| 2407 sc.complete_values = 1; | |
| 2408 | |
| 2409 if (ngx_http_script_compile(&sc) != NGX_OK) { | |
| 2410 return NGX_CONF_ERROR; | |
| 2411 } | |
| 2412 | |
| 2413 pr->handler = ngx_http_proxy_rewrite_redirect_vars; | |
| 2414 pr->redirect = value[1]; | |
| 2415 pr->replacement.vars.lengths = vars_lengths->elts; | |
| 2416 pr->replacement.vars.values = vars_values->elts; | |
| 2417 | |
| 507 | 2418 return NGX_CONF_OK; |
| 2419 } | |
| 2420 | |
| 2421 | |
| 2422 static char * | |
|
1295
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2423 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
|
2424 { |
|
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2425 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
|
2426 |
|
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2427 ngx_str_t *value; |
|
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2428 ngx_http_script_compile_t sc; |
|
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2429 |
|
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2430 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
|
2431 { |
|
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2432 return "is duplicate"; |
|
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 |
|
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2435 value = cf->args->elts; |
|
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 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
|
2438 plcf->upstream.store = 1; |
|
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2439 return NGX_CONF_OK; |
|
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2440 } |
|
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2441 |
|
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2442 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
|
2443 plcf->upstream.store = 0; |
|
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2444 return NGX_CONF_OK; |
|
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2445 } |
|
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2446 |
|
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2447 /* include the terminating '\0' into script */ |
|
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2448 value[1].len++; |
|
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2449 |
|
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2450 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
|
2451 |
|
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2452 sc.cf = cf; |
|
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2453 sc.source = &value[1]; |
|
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2454 sc.lengths = &plcf->upstream.store_lengths; |
|
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2455 sc.values = &plcf->upstream.store_values; |
|
1563
022ec9420f80
style fix: remove double semicolons
Igor Sysoev <igor@sysoev.ru>
parents:
1488
diff
changeset
|
2456 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
|
2457 sc.complete_lengths = 1; |
|
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2458 sc.complete_values = 1; |
|
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2459 |
|
5383f5232364
proxy_store and fastcgi_store were changed,
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parents:
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diff
changeset
|
2460 if (ngx_http_script_compile(&sc) != NGX_OK) { |
|
5383f5232364
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parents:
1291
diff
changeset
|
2461 return NGX_CONF_ERROR; |
|
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2462 } |
|
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2463 |
|
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2464 return NGX_CONF_OK; |
|
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 |
|
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 static char * |
| 507 | 2469 ngx_http_proxy_lowat_check(ngx_conf_t *cf, void *post, void *data) |
| 2470 { | |
| 2471 #if (NGX_FREEBSD) | |
| 2472 ssize_t *np = data; | |
| 2473 | |
| 673 | 2474 if ((u_long) *np >= ngx_freebsd_net_inet_tcp_sendspace) { |
| 507 | 2475 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
| 2476 "\"proxy_send_lowat\" must be less than %d " | |
| 2477 "(sysctl net.inet.tcp.sendspace)", | |
| 2478 ngx_freebsd_net_inet_tcp_sendspace); | |
| 2479 | |
| 2480 return NGX_CONF_ERROR; | |
| 2481 } | |
| 2482 | |
| 2483 #elif !(NGX_HAVE_SO_SNDLOWAT) | |
| 2484 ssize_t *np = data; | |
| 2485 | |
| 2486 ngx_conf_log_error(NGX_LOG_WARN, cf, 0, | |
| 2487 "\"proxy_send_lowat\" is not supported, ignored"); | |
| 2488 | |
| 2489 *np = 0; | |
| 2490 | |
| 2491 #endif | |
| 2492 | |
| 2493 return NGX_CONF_OK; | |
| 2494 } | |
| 884 | 2495 |
| 2496 | |
| 2497 static char * | |
| 2498 ngx_http_proxy_upstream_max_fails_unsupported(ngx_conf_t *cf, | |
| 2499 ngx_command_t *cmd, void *conf) | |
| 2500 { | |
| 2501 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, | |
| 2502 "\"proxy_upstream_max_fails\" is not supported, " | |
| 2503 "use the \"max_fails\" parameter of the \"server\" directive ", | |
| 2504 "inside the \"upstream\" block"); | |
| 2505 | |
| 2506 return NGX_CONF_ERROR; | |
| 2507 } | |
| 2508 | |
| 2509 | |
| 2510 static char * | |
| 2511 ngx_http_proxy_upstream_fail_timeout_unsupported(ngx_conf_t *cf, | |
| 2512 ngx_command_t *cmd, void *conf) | |
| 2513 { | |
| 2514 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, | |
| 2515 "\"proxy_upstream_fail_timeout\" is not supported, " | |
| 2516 "use the \"fail_timeout\" parameter of the \"server\" directive ", | |
| 2517 "inside the \"upstream\" block"); | |
| 2518 | |
| 2519 return NGX_CONF_ERROR; | |
| 2520 } | |
| 1658 | 2521 |
| 2522 | |
| 2523 #if (NGX_HTTP_SSL) | |
| 2524 | |
| 2525 static ngx_int_t | |
| 2526 ngx_http_proxy_set_ssl(ngx_conf_t *cf, ngx_http_proxy_loc_conf_t *plcf) | |
| 2527 { | |
| 2528 ngx_pool_cleanup_t *cln; | |
| 2529 | |
| 2530 plcf->upstream.ssl = ngx_pcalloc(cf->pool, sizeof(ngx_ssl_t)); | |
| 2531 if (plcf->upstream.ssl == NULL) { | |
| 2532 return NGX_ERROR; | |
| 2533 } | |
| 2534 | |
| 2535 plcf->upstream.ssl->log = cf->log; | |
| 2536 | |
| 2537 if (ngx_ssl_create(plcf->upstream.ssl, | |
| 2538 NGX_SSL_SSLv2|NGX_SSL_SSLv3|NGX_SSL_TLSv1, NULL) | |
| 2539 != NGX_OK) | |
| 2540 { | |
| 2541 return NGX_ERROR; | |
| 2542 } | |
| 2543 | |
| 2544 cln = ngx_pool_cleanup_add(cf->pool, 0); | |
| 2545 if (cln == NULL) { | |
| 2546 return NGX_ERROR; | |
| 2547 } | |
| 2548 | |
| 2549 cln->handler = ngx_ssl_cleanup_ctx; | |
| 2550 cln->data = plcf->upstream.ssl; | |
| 2551 | |
| 2552 return NGX_OK; | |
| 2553 } | |
| 2554 | |
| 2555 #endif | |
| 2556 | |
| 2557 | |
| 2558 static ngx_int_t | |
| 2559 ngx_http_proxy_set_vars(ngx_pool_t *pool, ngx_url_t *u, | |
| 2560 ngx_http_proxy_vars_t *v) | |
| 2561 { | |
|
2203
8e5bf1bc87e2
*) refactor ngx_parse_inet_url()
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parents:
2184
diff
changeset
|
2562 if (u->family != AF_UNIX) { |
| 1658 | 2563 if (u->no_port || u->port == u->default_port) { |
| 2564 v->host_header = u->host; | |
| 2565 | |
| 2566 if (u->default_port == 80) { | |
| 2567 v->port.len = sizeof("80") - 1; | |
| 2568 v->port.data = (u_char *) "80"; | |
| 2569 | |
| 2570 } else { | |
| 2571 v->port.len = sizeof("443") - 1; | |
| 2572 v->port.data = (u_char *) "443"; | |
| 2573 } | |
| 2574 | |
| 2575 } 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
|
2576 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
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parents:
1667
diff
changeset
|
2577 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
|
2578 v->port = u->port_text; |
| 1658 | 2579 } |
| 2580 | |
| 2581 } else { | |
| 2582 v->host_header.len = sizeof("localhost") - 1; | |
| 2583 v->host_header.data = (u_char *) "localhost"; | |
| 2584 v->port.len = 0; | |
| 2585 v->port.data = (u_char *) ""; | |
| 2586 } | |
| 2587 | |
| 2588 v->uri = u->uri; | |
| 2589 | |
| 2590 return NGX_OK; | |
| 2591 } |