Mercurial > hg > nginx
annotate src/http/modules/ngx_http_proxy_module.c @ 2784:c2230102df6f
*) check a proxy_redirect single parameter
*) warn about "proxy_redirect false"
| author | Igor Sysoev <igor@sysoev.ru> |
|---|---|
| date | Thu, 30 Apr 2009 12:43:38 +0000 |
| parents | 9ba1bee1b1e4 |
| children | 4e002555652d |
| 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 key_start; |
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36 ngx_str_t schema; |
| 1658 | 37 ngx_str_t host_header; |
| 38 ngx_str_t port; | |
| 39 ngx_str_t uri; | |
| 40 } ngx_http_proxy_vars_t; | |
| 41 | |
| 42 | |
| 43 typedef struct { | |
| 651 | 44 ngx_http_upstream_conf_t upstream; |
| 45 | |
| 46 ngx_array_t *flushes; | |
| 47 ngx_array_t *body_set_len; | |
| 48 ngx_array_t *body_set; | |
| 49 ngx_array_t *headers_set_len; | |
| 50 ngx_array_t *headers_set; | |
| 51 ngx_hash_t headers_set_hash; | |
| 52 | |
| 53 ngx_array_t *headers_source; | |
| 54 ngx_array_t *headers_names; | |
| 55 | |
| 1658 | 56 ngx_array_t *proxy_lengths; |
| 57 ngx_array_t *proxy_values; | |
| 58 | |
| 651 | 59 ngx_array_t *redirects; |
| 60 | |
| 61 ngx_str_t body_source; | |
| 62 | |
| 63 ngx_str_t method; | |
| 1658 | 64 ngx_str_t location; |
| 65 ngx_str_t url; | |
| 66 | |
| 2672 | 67 #if (NGX_HTTP_CACHE) |
| 68 ngx_http_complex_value_t cache_key; | |
| 69 #endif | |
| 70 | |
| 1658 | 71 ngx_http_proxy_vars_t vars; |
| 651 | 72 |
| 73 ngx_flag_t redirect; | |
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74 |
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75 ngx_uint_t headers_hash_max_size; |
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76 ngx_uint_t headers_hash_bucket_size; |
| 507 | 77 } ngx_http_proxy_loc_conf_t; |
| 78 | |
| 79 | |
| 80 typedef struct { | |
| 651 | 81 ngx_uint_t status; |
| 82 ngx_uint_t status_count; | |
| 83 u_char *status_start; | |
| 84 u_char *status_end; | |
| 85 | |
| 1658 | 86 ngx_http_proxy_vars_t vars; |
| 87 | |
| 651 | 88 size_t internal_body_length; |
| 509 | 89 } ngx_http_proxy_ctx_t; |
| 507 | 90 |
| 91 | |
| 509 | 92 #define NGX_HTTP_PROXY_PARSE_NO_HEADER 20 |
| 507 | 93 |
| 94 | |
| 1658 | 95 static ngx_int_t ngx_http_proxy_eval(ngx_http_request_t *r, |
| 96 ngx_http_proxy_ctx_t *ctx, ngx_http_proxy_loc_conf_t *plcf); | |
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97 #if (NGX_HTTP_CACHE) |
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98 static ngx_int_t ngx_http_proxy_create_key(ngx_http_request_t *r); |
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99 #endif |
| 507 | 100 static ngx_int_t ngx_http_proxy_create_request(ngx_http_request_t *r); |
| 101 static ngx_int_t ngx_http_proxy_reinit_request(ngx_http_request_t *r); | |
| 509 | 102 static ngx_int_t ngx_http_proxy_process_status_line(ngx_http_request_t *r); |
| 103 static ngx_int_t ngx_http_proxy_parse_status_line(ngx_http_request_t *r, | |
| 1658 | 104 ngx_http_proxy_ctx_t *ctx); |
| 507 | 105 static ngx_int_t ngx_http_proxy_process_header(ngx_http_request_t *r); |
| 106 static void ngx_http_proxy_abort_request(ngx_http_request_t *r); | |
| 107 static void ngx_http_proxy_finalize_request(ngx_http_request_t *r, | |
| 108 ngx_int_t rc); | |
| 109 | |
| 573 | 110 static ngx_int_t ngx_http_proxy_host_variable(ngx_http_request_t *r, |
| 111 ngx_http_variable_value_t *v, uintptr_t data); | |
| 112 static ngx_int_t ngx_http_proxy_port_variable(ngx_http_request_t *r, | |
| 113 ngx_http_variable_value_t *v, uintptr_t data); | |
| 114 static ngx_int_t | |
| 509 | 115 ngx_http_proxy_add_x_forwarded_for_variable(ngx_http_request_t *r, |
| 573 | 116 ngx_http_variable_value_t *v, uintptr_t data); |
| 577 | 117 static ngx_int_t |
| 118 ngx_http_proxy_internal_body_length_variable(ngx_http_request_t *r, | |
| 119 ngx_http_variable_value_t *v, uintptr_t data); | |
| 509 | 120 static ngx_int_t ngx_http_proxy_rewrite_redirect(ngx_http_request_t *r, |
| 121 ngx_table_elt_t *h, size_t prefix); | |
| 507 | 122 |
| 509 | 123 static ngx_int_t ngx_http_proxy_add_variables(ngx_conf_t *cf); |
| 507 | 124 static void *ngx_http_proxy_create_loc_conf(ngx_conf_t *cf); |
| 125 static char *ngx_http_proxy_merge_loc_conf(ngx_conf_t *cf, | |
| 126 void *parent, void *child); | |
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127 static ngx_int_t ngx_http_proxy_merge_headers(ngx_conf_t *cf, |
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128 ngx_http_proxy_loc_conf_t *conf, ngx_http_proxy_loc_conf_t *prev); |
| 507 | 129 |
| 130 static char *ngx_http_proxy_pass(ngx_conf_t *cf, ngx_command_t *cmd, | |
| 131 void *conf); | |
| 509 | 132 static char *ngx_http_proxy_redirect(ngx_conf_t *cf, ngx_command_t *cmd, |
| 133 void *conf); | |
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134 static char *ngx_http_proxy_store(ngx_conf_t *cf, ngx_command_t *cmd, |
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135 void *conf); |
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136 #if (NGX_HTTP_CACHE) |
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137 static char *ngx_http_proxy_cache(ngx_conf_t *cf, ngx_command_t *cmd, |
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138 void *conf); |
| 2672 | 139 static char *ngx_http_proxy_cache_key(ngx_conf_t *cf, ngx_command_t *cmd, |
| 140 void *conf); | |
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141 #endif |
| 507 | 142 |
| 143 static char *ngx_http_proxy_lowat_check(ngx_conf_t *cf, void *post, void *data); | |
| 144 | |
| 884 | 145 static char *ngx_http_proxy_upstream_max_fails_unsupported(ngx_conf_t *cf, |
| 146 ngx_command_t *cmd, void *conf); | |
| 147 static char *ngx_http_proxy_upstream_fail_timeout_unsupported(ngx_conf_t *cf, | |
| 148 ngx_command_t *cmd, void *conf); | |
| 149 | |
| 1658 | 150 #if (NGX_HTTP_SSL) |
| 151 static ngx_int_t ngx_http_proxy_set_ssl(ngx_conf_t *cf, | |
| 152 ngx_http_proxy_loc_conf_t *plcf); | |
| 153 #endif | |
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154 static void ngx_http_proxy_set_vars(ngx_url_t *u, ngx_http_proxy_vars_t *v); |
| 1658 | 155 |
| 509 | 156 |
| 507 | 157 static ngx_conf_post_t ngx_http_proxy_lowat_post = |
| 509 | 158 { ngx_http_proxy_lowat_check }; |
| 159 | |
| 507 | 160 |
| 161 static ngx_conf_bitmask_t ngx_http_proxy_next_upstream_masks[] = { | |
| 162 { ngx_string("error"), NGX_HTTP_UPSTREAM_FT_ERROR }, | |
| 163 { ngx_string("timeout"), NGX_HTTP_UPSTREAM_FT_TIMEOUT }, | |
| 164 { ngx_string("invalid_header"), NGX_HTTP_UPSTREAM_FT_INVALID_HEADER }, | |
| 165 { ngx_string("http_500"), NGX_HTTP_UPSTREAM_FT_HTTP_500 }, | |
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166 { ngx_string("http_502"), NGX_HTTP_UPSTREAM_FT_HTTP_502 }, |
| 623 | 167 { ngx_string("http_503"), NGX_HTTP_UPSTREAM_FT_HTTP_503 }, |
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168 { ngx_string("http_504"), NGX_HTTP_UPSTREAM_FT_HTTP_504 }, |
| 507 | 169 { ngx_string("http_404"), NGX_HTTP_UPSTREAM_FT_HTTP_404 }, |
| 665 | 170 { ngx_string("off"), NGX_HTTP_UPSTREAM_FT_OFF }, |
| 507 | 171 { ngx_null_string, 0 } |
| 172 }; | |
| 173 | |
| 174 | |
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175 ngx_module_t ngx_http_proxy_module; |
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176 |
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177 |
| 507 | 178 static ngx_command_t ngx_http_proxy_commands[] = { |
| 179 | |
| 180 { ngx_string("proxy_pass"), | |
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181 NGX_HTTP_LOC_CONF|NGX_HTTP_LIF_CONF|NGX_HTTP_LMT_CONF|NGX_CONF_TAKE1, |
| 507 | 182 ngx_http_proxy_pass, |
| 183 NGX_HTTP_LOC_CONF_OFFSET, | |
| 184 0, | |
| 185 NULL }, | |
| 186 | |
| 509 | 187 { ngx_string("proxy_redirect"), |
| 188 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE12, | |
| 189 ngx_http_proxy_redirect, | |
| 190 NGX_HTTP_LOC_CONF_OFFSET, | |
| 191 0, | |
| 192 NULL }, | |
| 193 | |
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194 { ngx_string("proxy_store"), |
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195 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, |
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196 ngx_http_proxy_store, |
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197 NGX_HTTP_LOC_CONF_OFFSET, |
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198 0, |
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199 NULL }, |
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200 |
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201 { ngx_string("proxy_store_access"), |
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202 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE123, |
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203 ngx_conf_set_access_slot, |
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204 NGX_HTTP_LOC_CONF_OFFSET, |
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205 offsetof(ngx_http_proxy_loc_conf_t, upstream.store_access), |
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206 NULL }, |
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207 |
| 581 | 208 { ngx_string("proxy_buffering"), |
| 209 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG, | |
| 210 ngx_conf_set_flag_slot, | |
| 211 NGX_HTTP_LOC_CONF_OFFSET, | |
| 212 offsetof(ngx_http_proxy_loc_conf_t, upstream.buffering), | |
| 213 NULL }, | |
| 214 | |
| 629 | 215 { ngx_string("proxy_ignore_client_abort"), |
| 216 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG, | |
| 217 ngx_conf_set_flag_slot, | |
| 218 NGX_HTTP_LOC_CONF_OFFSET, | |
| 219 offsetof(ngx_http_proxy_loc_conf_t, upstream.ignore_client_abort), | |
| 220 NULL }, | |
| 221 | |
| 507 | 222 { ngx_string("proxy_connect_timeout"), |
| 223 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, | |
| 224 ngx_conf_set_msec_slot, | |
| 225 NGX_HTTP_LOC_CONF_OFFSET, | |
| 226 offsetof(ngx_http_proxy_loc_conf_t, upstream.connect_timeout), | |
| 227 NULL }, | |
| 228 | |
| 229 { ngx_string("proxy_send_timeout"), | |
| 230 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, | |
| 231 ngx_conf_set_msec_slot, | |
| 232 NGX_HTTP_LOC_CONF_OFFSET, | |
| 233 offsetof(ngx_http_proxy_loc_conf_t, upstream.send_timeout), | |
| 234 NULL }, | |
| 235 | |
| 236 { ngx_string("proxy_send_lowat"), | |
| 237 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, | |
| 238 ngx_conf_set_size_slot, | |
| 239 NGX_HTTP_LOC_CONF_OFFSET, | |
| 240 offsetof(ngx_http_proxy_loc_conf_t, upstream.send_lowat), | |
| 241 &ngx_http_proxy_lowat_post }, | |
| 242 | |
| 657 | 243 { ngx_string("proxy_intercept_errors"), |
| 244 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG, | |
| 245 ngx_conf_set_flag_slot, | |
| 246 NGX_HTTP_LOC_CONF_OFFSET, | |
| 247 offsetof(ngx_http_proxy_loc_conf_t, upstream.intercept_errors), | |
| 248 NULL }, | |
| 249 | |
| 509 | 250 { ngx_string("proxy_set_header"), |
| 251 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE2, | |
| 649 | 252 ngx_conf_set_keyval_slot, |
| 507 | 253 NGX_HTTP_LOC_CONF_OFFSET, |
| 509 | 254 offsetof(ngx_http_proxy_loc_conf_t, headers_source), |
| 507 | 255 NULL }, |
| 256 | |
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257 { ngx_string("proxy_headers_hash_max_size"), |
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258 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, |
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259 ngx_conf_set_num_slot, |
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260 NGX_HTTP_LOC_CONF_OFFSET, |
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261 offsetof(ngx_http_proxy_loc_conf_t, headers_hash_max_size), |
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262 NULL }, |
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263 |
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264 { ngx_string("proxy_headers_hash_bucket_size"), |
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265 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, |
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266 ngx_conf_set_num_slot, |
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267 NGX_HTTP_LOC_CONF_OFFSET, |
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268 offsetof(ngx_http_proxy_loc_conf_t, headers_hash_bucket_size), |
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269 NULL }, |
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270 |
| 577 | 271 { ngx_string("proxy_set_body"), |
| 272 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, | |
| 273 ngx_conf_set_str_slot, | |
| 274 NGX_HTTP_LOC_CONF_OFFSET, | |
| 275 offsetof(ngx_http_proxy_loc_conf_t, body_source), | |
| 276 NULL }, | |
| 277 | |
| 509 | 278 { ngx_string("proxy_method"), |
| 279 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, | |
| 561 | 280 ngx_conf_set_str_slot, |
| 509 | 281 NGX_HTTP_LOC_CONF_OFFSET, |
| 561 | 282 offsetof(ngx_http_proxy_loc_conf_t, method), |
| 283 NULL }, | |
| 509 | 284 |
| 285 { ngx_string("proxy_pass_request_headers"), | |
| 507 | 286 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG, |
| 287 ngx_conf_set_flag_slot, | |
| 288 NGX_HTTP_LOC_CONF_OFFSET, | |
| 509 | 289 offsetof(ngx_http_proxy_loc_conf_t, upstream.pass_request_headers), |
| 507 | 290 NULL }, |
| 291 | |
| 509 | 292 { ngx_string("proxy_pass_request_body"), |
| 507 | 293 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG, |
| 294 ngx_conf_set_flag_slot, | |
| 295 NGX_HTTP_LOC_CONF_OFFSET, | |
| 509 | 296 offsetof(ngx_http_proxy_loc_conf_t, upstream.pass_request_body), |
| 507 | 297 NULL }, |
| 298 | |
| 581 | 299 { ngx_string("proxy_buffer_size"), |
| 300 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, | |
| 301 ngx_conf_set_size_slot, | |
| 302 NGX_HTTP_LOC_CONF_OFFSET, | |
| 303 offsetof(ngx_http_proxy_loc_conf_t, upstream.buffer_size), | |
| 304 NULL }, | |
| 305 | |
| 507 | 306 { ngx_string("proxy_read_timeout"), |
| 307 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, | |
| 308 ngx_conf_set_msec_slot, | |
| 309 NGX_HTTP_LOC_CONF_OFFSET, | |
| 310 offsetof(ngx_http_proxy_loc_conf_t, upstream.read_timeout), | |
| 311 NULL }, | |
| 312 | |
| 313 { ngx_string("proxy_buffers"), | |
| 314 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE2, | |
| 315 ngx_conf_set_bufs_slot, | |
| 316 NGX_HTTP_LOC_CONF_OFFSET, | |
| 317 offsetof(ngx_http_proxy_loc_conf_t, upstream.bufs), | |
| 318 NULL }, | |
| 319 | |
| 320 { ngx_string("proxy_busy_buffers_size"), | |
| 321 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, | |
| 322 ngx_conf_set_size_slot, | |
| 323 NGX_HTTP_LOC_CONF_OFFSET, | |
| 529 | 324 offsetof(ngx_http_proxy_loc_conf_t, upstream.busy_buffers_size_conf), |
| 507 | 325 NULL }, |
| 326 | |
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327 #if (NGX_HTTP_CACHE) |
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328 |
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329 { ngx_string("proxy_cache"), |
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330 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG, |
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331 ngx_http_proxy_cache, |
| 2597 | 332 NGX_HTTP_LOC_CONF_OFFSET, |
| 2596 | 333 0, |
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334 NULL }, |
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335 |
| 2672 | 336 { ngx_string("proxy_cache_key"), |
| 337 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG, | |
| 338 ngx_http_proxy_cache_key, | |
| 339 NGX_HTTP_LOC_CONF_OFFSET, | |
| 340 0, | |
| 341 NULL }, | |
| 342 | |
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343 { ngx_string("proxy_cache_path"), |
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344 NGX_HTTP_MAIN_CONF|NGX_CONF_2MORE, |
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345 ngx_http_file_cache_set_slot, |
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346 0, |
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347 0, |
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348 &ngx_http_proxy_module }, |
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349 |
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350 { ngx_string("proxy_cache_valid"), |
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351 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_1MORE, |
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352 ngx_http_file_cache_valid_set_slot, |
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353 NGX_HTTP_LOC_CONF_OFFSET, |
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354 offsetof(ngx_http_proxy_loc_conf_t, upstream.cache_valid), |
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355 NULL }, |
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356 |
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357 { ngx_string("proxy_cache_min_uses"), |
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358 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, |
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359 ngx_conf_set_num_slot, |
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360 NGX_HTTP_LOC_CONF_OFFSET, |
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361 offsetof(ngx_http_proxy_loc_conf_t, upstream.cache_min_uses), |
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362 NULL }, |
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363 |
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364 { ngx_string("proxy_cache_use_stale"), |
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365 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_1MORE, |
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366 ngx_conf_set_bitmask_slot, |
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367 NGX_HTTP_LOC_CONF_OFFSET, |
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368 offsetof(ngx_http_proxy_loc_conf_t, upstream.cache_use_stale), |
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369 &ngx_http_proxy_next_upstream_masks }, |
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370 |
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371 #endif |
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372 |
| 507 | 373 { ngx_string("proxy_temp_path"), |
| 374 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1234, | |
| 375 ngx_conf_set_path_slot, | |
| 376 NGX_HTTP_LOC_CONF_OFFSET, | |
| 377 offsetof(ngx_http_proxy_loc_conf_t, upstream.temp_path), | |
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378 NULL }, |
| 507 | 379 |
| 380 { ngx_string("proxy_max_temp_file_size"), | |
| 381 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, | |
| 382 ngx_conf_set_size_slot, | |
| 383 NGX_HTTP_LOC_CONF_OFFSET, | |
| 529 | 384 offsetof(ngx_http_proxy_loc_conf_t, upstream.max_temp_file_size_conf), |
| 507 | 385 NULL }, |
| 386 | |
| 387 { ngx_string("proxy_temp_file_write_size"), | |
| 388 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, | |
| 389 ngx_conf_set_size_slot, | |
| 390 NGX_HTTP_LOC_CONF_OFFSET, | |
| 529 | 391 offsetof(ngx_http_proxy_loc_conf_t, upstream.temp_file_write_size_conf), |
| 507 | 392 NULL }, |
| 393 | |
| 394 { ngx_string("proxy_next_upstream"), | |
| 547 | 395 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_1MORE, |
| 507 | 396 ngx_conf_set_bitmask_slot, |
| 397 NGX_HTTP_LOC_CONF_OFFSET, | |
| 398 offsetof(ngx_http_proxy_loc_conf_t, upstream.next_upstream), | |
| 399 &ngx_http_proxy_next_upstream_masks }, | |
| 400 | |
| 561 | 401 { ngx_string("proxy_upstream_max_fails"), |
| 402 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, | |
| 884 | 403 ngx_http_proxy_upstream_max_fails_unsupported, |
| 404 0, | |
| 405 0, | |
| 561 | 406 NULL }, |
| 407 | |
| 408 { ngx_string("proxy_upstream_fail_timeout"), | |
| 409 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, | |
| 884 | 410 ngx_http_proxy_upstream_fail_timeout_unsupported, |
| 411 0, | |
| 412 0, | |
| 561 | 413 NULL }, |
| 414 | |
| 649 | 415 { ngx_string("proxy_pass_header"), |
| 507 | 416 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG, |
| 649 | 417 ngx_conf_set_str_array_slot, |
| 507 | 418 NGX_HTTP_LOC_CONF_OFFSET, |
| 649 | 419 offsetof(ngx_http_proxy_loc_conf_t, upstream.pass_headers), |
| 507 | 420 NULL }, |
| 421 | |
| 649 | 422 { ngx_string("proxy_hide_header"), |
| 507 | 423 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG, |
| 649 | 424 ngx_conf_set_str_array_slot, |
| 507 | 425 NGX_HTTP_LOC_CONF_OFFSET, |
| 649 | 426 offsetof(ngx_http_proxy_loc_conf_t, upstream.hide_headers), |
| 507 | 427 NULL }, |
| 428 | |
| 2184 | 429 #if (NGX_HTTP_SSL) |
| 430 | |
| 431 { ngx_string("proxy_ssl_session_reuse"), | |
| 432 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG, | |
| 433 ngx_conf_set_flag_slot, | |
| 434 NGX_HTTP_LOC_CONF_OFFSET, | |
| 435 offsetof(ngx_http_proxy_loc_conf_t, upstream.ssl_session_reuse), | |
| 436 NULL }, | |
| 437 | |
| 438 #endif | |
| 439 | |
| 507 | 440 ngx_null_command |
| 441 }; | |
| 442 | |
| 443 | |
| 667 | 444 static ngx_http_module_t ngx_http_proxy_module_ctx = { |
| 509 | 445 ngx_http_proxy_add_variables, /* preconfiguration */ |
| 446 NULL, /* postconfiguration */ | |
| 507 | 447 |
| 448 NULL, /* create main configuration */ | |
| 449 NULL, /* init main configuration */ | |
| 450 | |
| 451 NULL, /* create server configuration */ | |
| 452 NULL, /* merge server configuration */ | |
| 453 | |
| 454 ngx_http_proxy_create_loc_conf, /* create location configration */ | |
| 455 ngx_http_proxy_merge_loc_conf /* merge location configration */ | |
| 456 }; | |
| 457 | |
| 458 | |
| 459 ngx_module_t ngx_http_proxy_module = { | |
| 509 | 460 NGX_MODULE_V1, |
| 507 | 461 &ngx_http_proxy_module_ctx, /* module context */ |
| 462 ngx_http_proxy_commands, /* module directives */ | |
| 463 NGX_HTTP_MODULE, /* module type */ | |
| 541 | 464 NULL, /* init master */ |
| 509 | 465 NULL, /* init module */ |
| 541 | 466 NULL, /* init process */ |
| 467 NULL, /* init thread */ | |
| 468 NULL, /* exit thread */ | |
| 469 NULL, /* exit process */ | |
| 470 NULL, /* exit master */ | |
| 471 NGX_MODULE_V1_PADDING | |
| 507 | 472 }; |
| 473 | |
| 474 | |
| 475 static char ngx_http_proxy_version[] = " HTTP/1.0" CRLF; | |
| 476 | |
| 509 | 477 |
| 649 | 478 static ngx_keyval_t ngx_http_proxy_headers[] = { |
| 479 { ngx_string("Host"), ngx_string("$proxy_host") }, | |
| 480 { ngx_string("Connection"), ngx_string("close") }, | |
| 481 { ngx_string("Keep-Alive"), ngx_string("") }, | |
| 2067 | 482 { ngx_string("Expect"), ngx_string("") }, |
| 649 | 483 { ngx_null_string, ngx_null_string } |
| 484 }; | |
| 485 | |
| 486 | |
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487 static ngx_str_t ngx_http_proxy_hide_headers[] = { |
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488 ngx_string("Date"), |
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489 ngx_string("Server"), |
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490 ngx_string("X-Pad"), |
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491 ngx_string("X-Accel-Expires"), |
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492 ngx_string("X-Accel-Redirect"), |
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493 ngx_string("X-Accel-Limit-Rate"), |
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494 ngx_string("X-Accel-Buffering"), |
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495 ngx_string("X-Accel-Charset"), |
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496 ngx_null_string |
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497 }; |
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498 |
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499 |
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500 #if (NGX_HTTP_CACHE) |
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501 |
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502 static ngx_keyval_t ngx_http_proxy_cache_headers[] = { |
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503 { ngx_string("Host"), ngx_string("$proxy_host") }, |
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504 { ngx_string("Connection"), ngx_string("close") }, |
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505 { ngx_string("Keep-Alive"), ngx_string("") }, |
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506 { ngx_string("Expect"), ngx_string("") }, |
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507 { ngx_string("If-Modified-Since"), ngx_string("") }, |
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508 { ngx_string("If-Unmodified-Since"), ngx_string("") }, |
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509 { ngx_string("If-Match-None"), ngx_string("") }, |
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510 { ngx_string("If-Match"), ngx_string("") }, |
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511 { ngx_string("Range"), ngx_string("") }, |
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512 { ngx_string("If-Range"), ngx_string("") }, |
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513 { ngx_null_string, ngx_null_string } |
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514 }; |
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515 |
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516 |
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517 static ngx_str_t ngx_http_proxy_hide_cache_headers[] = { |
| 649 | 518 ngx_string("Date"), |
| 519 ngx_string("Server"), | |
| 520 ngx_string("X-Pad"), | |
| 521 ngx_string("X-Accel-Expires"), | |
| 522 ngx_string("X-Accel-Redirect"), | |
| 523 ngx_string("X-Accel-Limit-Rate"), | |
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524 ngx_string("X-Accel-Buffering"), |
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525 ngx_string("X-Accel-Charset"), |
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526 ngx_string("Set-Cookie"), |
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527 ngx_string("P3P"), |
| 649 | 528 ngx_null_string |
| 509 | 529 }; |
| 530 | |
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531 #endif |
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532 |
| 509 | 533 |
| 534 static ngx_http_variable_t ngx_http_proxy_vars[] = { | |
| 535 | |
| 637 | 536 { ngx_string("proxy_host"), NULL, ngx_http_proxy_host_variable, 0, |
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537 NGX_HTTP_VAR_CHANGEABLE|NGX_HTTP_VAR_NOCACHEABLE|NGX_HTTP_VAR_NOHASH, 0 }, |
| 509 | 538 |
| 637 | 539 { ngx_string("proxy_port"), NULL, ngx_http_proxy_port_variable, 0, |
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540 NGX_HTTP_VAR_CHANGEABLE|NGX_HTTP_VAR_NOCACHEABLE|NGX_HTTP_VAR_NOHASH, 0 }, |
| 509 | 541 |
| 637 | 542 { ngx_string("proxy_add_x_forwarded_for"), NULL, |
| 583 | 543 ngx_http_proxy_add_x_forwarded_for_variable, 0, NGX_HTTP_VAR_NOHASH, 0 }, |
| 509 | 544 |
| 545 #if 0 | |
| 637 | 546 { ngx_string("proxy_add_via"), NULL, NULL, 0, NGX_HTTP_VAR_NOHASH, 0 }, |
| 509 | 547 #endif |
| 548 | |
| 637 | 549 { ngx_string("proxy_internal_body_length"), NULL, |
| 583 | 550 ngx_http_proxy_internal_body_length_variable, 0, NGX_HTTP_VAR_NOHASH, 0 }, |
| 577 | 551 |
| 637 | 552 { ngx_null_string, NULL, NULL, 0, 0, 0 } |
| 509 | 553 }; |
| 507 | 554 |
| 555 | |
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556 static ngx_path_init_t ngx_http_proxy_temp_path = { |
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557 ngx_string(NGX_HTTP_PROXY_TEMP_PATH), { 1, 2, 0 } |
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558 }; |
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559 |
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560 |
| 507 | 561 static ngx_int_t |
| 562 ngx_http_proxy_handler(ngx_http_request_t *r) | |
| 577 | 563 { |
| 507 | 564 ngx_int_t rc; |
| 565 ngx_http_upstream_t *u; | |
| 1658 | 566 ngx_http_proxy_ctx_t *ctx; |
| 507 | 567 ngx_http_proxy_loc_conf_t *plcf; |
| 577 | 568 |
| 507 | 569 u = ngx_pcalloc(r->pool, sizeof(ngx_http_upstream_t)); |
| 570 if (u == NULL) { | |
| 571 return NGX_HTTP_INTERNAL_SERVER_ERROR; | |
| 572 } | |
| 577 | 573 |
| 1658 | 574 r->upstream = u; |
| 575 | |
| 576 ctx = ngx_pcalloc(r->pool, sizeof(ngx_http_proxy_ctx_t)); | |
| 577 if (ctx == NULL) { | |
| 578 return NGX_ERROR; | |
| 579 } | |
| 580 | |
| 581 ngx_http_set_ctx(r, ctx, ngx_http_proxy_module); | |
| 582 | |
| 583 plcf = ngx_http_get_module_loc_conf(r, ngx_http_proxy_module); | |
| 584 | |
| 585 if (plcf->proxy_lengths == 0) { | |
| 586 ctx->vars = plcf->vars; | |
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587 u->schema = plcf->vars.schema; |
| 1658 | 588 #if (NGX_HTTP_SSL) |
| 589 u->ssl = (plcf->upstream.ssl != NULL); | |
| 590 #endif | |
| 591 | |
| 592 } else { | |
| 593 if (ngx_http_proxy_eval(r, ctx, plcf) != NGX_OK) { | |
| 594 return NGX_HTTP_INTERNAL_SERVER_ERROR; | |
| 595 } | |
| 596 } | |
| 597 | |
| 507 | 598 u->peer.log = r->connection->log; |
| 599 u->peer.log_error = NGX_ERROR_ERR; | |
| 600 #if (NGX_THREADS) | |
| 601 u->peer.lock = &r->connection->lock; | |
| 602 #endif | |
| 603 | |
| 604 u->output.tag = (ngx_buf_tag_t) &ngx_http_proxy_module; | |
| 605 | |
| 606 u->conf = &plcf->upstream; | |
| 607 | |
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608 #if (NGX_HTTP_CACHE) |
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609 u->create_key = ngx_http_proxy_create_key; |
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610 #endif |
| 507 | 611 u->create_request = ngx_http_proxy_create_request; |
| 612 u->reinit_request = ngx_http_proxy_reinit_request; | |
| 509 | 613 u->process_header = ngx_http_proxy_process_status_line; |
| 507 | 614 u->abort_request = ngx_http_proxy_abort_request; |
| 615 u->finalize_request = ngx_http_proxy_finalize_request; | |
| 616 | |
| 509 | 617 if (plcf->redirects) { |
| 618 u->rewrite_redirect = ngx_http_proxy_rewrite_redirect; | |
| 619 } | |
| 620 | |
| 649 | 621 u->buffering = plcf->upstream.buffering; |
| 622 | |
| 623 u->pipe = ngx_pcalloc(r->pool, sizeof(ngx_event_pipe_t)); | |
| 624 if (u->pipe == NULL) { | |
| 625 return NGX_HTTP_INTERNAL_SERVER_ERROR; | |
| 581 | 626 } |
| 507 | 627 |
| 649 | 628 u->pipe->input_filter = ngx_event_pipe_copy_input_filter; |
| 629 | |
| 509 | 630 u->accel = 1; |
| 577 | 631 |
| 507 | 632 rc = ngx_http_read_client_request_body(r, ngx_http_upstream_init); |
| 633 | |
| 634 if (rc >= NGX_HTTP_SPECIAL_RESPONSE) { | |
| 635 return rc; | |
| 636 } | |
| 637 | |
| 638 return NGX_DONE; | |
| 639 } | |
| 640 | |
| 641 | |
| 642 static ngx_int_t | |
| 1658 | 643 ngx_http_proxy_eval(ngx_http_request_t *r, ngx_http_proxy_ctx_t *ctx, |
| 644 ngx_http_proxy_loc_conf_t *plcf) | |
| 645 { | |
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646 u_char *p; |
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647 size_t add; |
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648 u_short port; |
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649 ngx_str_t proxy; |
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650 ngx_url_t url; |
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651 ngx_http_upstream_t *u; |
| 1658 | 652 |
| 653 if (ngx_http_script_run(r, &proxy, plcf->proxy_lengths->elts, 0, | |
| 654 plcf->proxy_values->elts) | |
| 655 == NULL) | |
| 656 { | |
| 657 return NGX_ERROR; | |
| 658 } | |
| 659 | |
| 660 if (ngx_strncasecmp(proxy.data, (u_char *) "http://", 7) == 0) { | |
| 661 | |
| 662 add = 7; | |
| 663 port = 80; | |
| 664 | |
| 665 #if (NGX_HTTP_SSL) | |
| 666 | |
| 667 } else if (ngx_strncasecmp(proxy.data, (u_char *) "https://", 8) == 0) { | |
| 668 | |
| 669 add = 8; | |
| 670 port = 443; | |
| 671 r->upstream->ssl = 1; | |
| 672 | |
| 673 #endif | |
| 674 | |
| 675 } else { | |
| 676 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, | |
| 677 "invalid URL prefix in \"%V\"", &proxy); | |
| 678 return NGX_ERROR; | |
| 679 } | |
| 680 | |
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681 u = r->upstream; |
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682 |
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683 u->schema.len = add; |
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684 u->schema.data = proxy.data; |
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685 |
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686 ngx_memzero(&url, sizeof(ngx_url_t)); |
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687 |
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688 url.url.len = proxy.len - add; |
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689 url.url.data = proxy.data + add; |
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690 url.default_port = port; |
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691 url.uri_part = 1; |
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692 url.no_resolve = 1; |
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693 |
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694 if (ngx_parse_url(r->pool, &url) != NGX_OK) { |
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695 if (url.err) { |
| 1658 | 696 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, |
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697 "%s in upstream \"%V\"", url.err, &url.url); |
| 1658 | 698 } |
| 699 | |
| 700 return NGX_ERROR; | |
| 701 } | |
| 702 | |
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703 if (url.uri.len && url.uri.data[0] == '?') { |
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704 p = ngx_pnalloc(r->pool, url.uri.len + 1); |
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705 if (p == NULL) { |
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706 return NGX_ERROR; |
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707 } |
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708 |
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709 *p++ = '/'; |
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710 ngx_memcpy(p, url.uri.data, url.uri.len); |
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711 |
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712 url.uri.len++; |
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713 url.uri.data = p - 1; |
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714 } |
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715 |
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716 ctx->vars.key_start = u->schema; |
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717 |
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718 ngx_http_proxy_set_vars(&url, &ctx->vars); |
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719 |
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720 u->resolved = ngx_pcalloc(r->pool, sizeof(ngx_http_upstream_resolved_t)); |
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721 if (u->resolved == NULL) { |
| 1658 | 722 return NGX_ERROR; |
| 723 } | |
| 724 | |
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725 if (url.addrs && url.addrs[0].sockaddr) { |
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726 u->resolved->sockaddr = url.addrs[0].sockaddr; |
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727 u->resolved->socklen = url.addrs[0].socklen; |
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728 u->resolved->naddrs = 1; |
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729 u->resolved->host = url.addrs[0].name; |
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730 |
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731 } else { |
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732 u->resolved->host = url.host; |
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733 u->resolved->port = (in_port_t) (url.no_port ? port : url.port); |
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734 u->resolved->no_port = url.no_port; |
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735 } |
| 1658 | 736 |
| 737 return NGX_OK; | |
| 738 } | |
| 739 | |
| 740 | |
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741 #if (NGX_HTTP_CACHE) |
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742 |
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743 static ngx_int_t |
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744 ngx_http_proxy_create_key(ngx_http_request_t *r) |
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745 { |
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746 size_t len, loc_len; |
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747 u_char *p; |
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748 uintptr_t escape; |
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749 ngx_str_t *key; |
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750 ngx_http_upstream_t *u; |
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751 ngx_http_proxy_ctx_t *ctx; |
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752 ngx_http_proxy_loc_conf_t *plcf; |
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753 |
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754 u = r->upstream; |
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755 |
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756 plcf = ngx_http_get_module_loc_conf(r, ngx_http_proxy_module); |
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757 |
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758 ctx = ngx_http_get_module_ctx(r, ngx_http_proxy_module); |
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759 |
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760 key = ngx_array_push(&r->cache->keys); |
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761 if (key == NULL) { |
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762 return NGX_ERROR; |
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763 } |
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764 |
| 2672 | 765 if (plcf->cache_key.value.len) { |
| 766 | |
| 767 if (ngx_http_complex_value(r, &plcf->cache_key, key) != NGX_OK) { | |
| 768 return NGX_ERROR; | |
| 769 } | |
| 770 | |
| 771 return NGX_OK; | |
| 772 } | |
| 773 | |
|
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774 *key = ctx->vars.key_start; |
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775 |
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776 key = ngx_array_push(&r->cache->keys); |
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777 if (key == NULL) { |
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778 return NGX_ERROR; |
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779 } |
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780 |
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781 if (plcf->proxy_lengths) { |
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782 |
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783 *key = ctx->vars.uri; |
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784 u->uri = ctx->vars.uri; |
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785 |
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786 return NGX_OK; |
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787 |
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788 } else if (ctx->vars.uri.len == 0 && r->valid_unparsed_uri && r == r->main) |
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789 { |
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790 *key = r->unparsed_uri; |
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791 u->uri = r->unparsed_uri; |
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792 |
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793 return NGX_OK; |
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794 } |
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795 |
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796 loc_len = (r->valid_location && ctx->vars.uri.len) ? plcf->location.len : 0; |
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797 |
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798 if (r->quoted_uri || r->internal) { |
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799 escape = 2 * ngx_escape_uri(NULL, r->uri.data + loc_len, |
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800 r->uri.len - loc_len, NGX_ESCAPE_URI); |
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801 } else { |
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802 escape = 0; |
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803 } |
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|
804 |
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805 len = ctx->vars.uri.len + r->uri.len - loc_len + escape |
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806 + sizeof("?") - 1 + r->args.len; |
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807 |
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808 p = ngx_pnalloc(r->pool, len); |
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809 if (p == NULL) { |
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810 return NGX_ERROR; |
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811 } |
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812 |
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813 key->data = p; |
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814 |
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815 if (r->valid_location) { |
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816 p = ngx_copy(p, ctx->vars.uri.data, ctx->vars.uri.len); |
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817 } |
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818 |
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819 if (escape) { |
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820 ngx_escape_uri(p, r->uri.data + loc_len, |
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821 r->uri.len - loc_len, NGX_ESCAPE_URI); |
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822 p += r->uri.len - loc_len + escape; |
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823 |
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824 } else { |
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825 p = ngx_copy(p, r->uri.data + loc_len, r->uri.len - loc_len); |
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826 } |
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827 |
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828 if (r->args.len > 0) { |
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829 *p++ = '?'; |
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830 p = ngx_copy(p, r->args.data, r->args.len); |
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831 } |
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832 |
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833 key->len = p - key->data; |
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834 u->uri = *key; |
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835 |
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836 return NGX_OK; |
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837 } |
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838 |
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839 #endif |
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840 |
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841 |
| 1658 | 842 static ngx_int_t |
| 507 | 843 ngx_http_proxy_create_request(ngx_http_request_t *r) |
| 844 { | |
|
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845 size_t len, uri_len, loc_len, body_len; |
| 509 | 846 uintptr_t escape; |
| 847 ngx_buf_t *b; | |
| 649 | 848 ngx_str_t method; |
| 849 ngx_uint_t i, unparsed_uri; | |
| 509 | 850 ngx_chain_t *cl, *body; |
| 851 ngx_list_part_t *part; | |
| 852 ngx_table_elt_t *header; | |
| 853 ngx_http_upstream_t *u; | |
| 1658 | 854 ngx_http_proxy_ctx_t *ctx; |
| 509 | 855 ngx_http_script_code_pt code; |
| 856 ngx_http_script_engine_t e, le; | |
| 857 ngx_http_proxy_loc_conf_t *plcf; | |
| 858 ngx_http_script_len_code_pt lcode; | |
| 507 | 859 |
| 860 u = r->upstream; | |
| 861 | |
| 862 plcf = ngx_http_get_module_loc_conf(r, ngx_http_proxy_module); | |
| 863 | |
| 561 | 864 if (u->method.len) { |
| 865 /* HEAD was changed to GET to cache response */ | |
| 866 method = u->method; | |
| 867 method.len++; | |
| 868 | |
| 869 } else if (plcf->method.len) { | |
| 870 method = plcf->method; | |
| 871 | |
| 507 | 872 } else { |
| 561 | 873 method = r->method_name; |
| 874 method.len++; | |
| 507 | 875 } |
| 876 | |
| 1667 | 877 len = method.len + sizeof(ngx_http_proxy_version) - 1 + sizeof(CRLF) - 1; |
| 878 | |
| 507 | 879 escape = 0; |
| 1658 | 880 loc_len = 0; |
| 881 unparsed_uri = 0; | |
| 882 | |
| 883 ctx = ngx_http_get_module_ctx(r, ngx_http_proxy_module); | |
| 884 | |
| 885 if (plcf->proxy_lengths) { | |
|
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886 uri_len = ctx->vars.uri.len; |
| 1658 | 887 |
| 888 } else if (ctx->vars.uri.len == 0 && r->valid_unparsed_uri && r == r->main) | |
| 889 { | |
| 609 | 890 unparsed_uri = 1; |
|
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891 uri_len = r->unparsed_uri.len; |
| 507 | 892 |
| 893 } else { | |
| 1658 | 894 loc_len = (r->valid_location && ctx->vars.uri.len) ? |
| 895 plcf->location.len : 0; | |
| 896 | |
|
1466
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897 if (r->quoted_uri || r->internal) { |
| 509 | 898 escape = 2 * ngx_escape_uri(NULL, r->uri.data + loc_len, |
| 899 r->uri.len - loc_len, NGX_ESCAPE_URI); | |
| 507 | 900 } |
| 901 | |
|
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902 uri_len = ctx->vars.uri.len + r->uri.len - loc_len + escape |
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903 + sizeof("?") - 1 + r->args.len; |
| 507 | 904 } |
| 905 | |
|
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906 if (uri_len == 0) { |
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907 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, |
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908 "zero length URI to proxy"); |
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909 return NGX_ERROR; |
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910 } |
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911 |
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912 len += uri_len; |
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913 |
| 1565 | 914 ngx_http_script_flush_no_cacheable_variables(r, plcf->flushes); |
| 573 | 915 |
| 577 | 916 if (plcf->body_set_len) { |
| 917 le.ip = plcf->body_set_len->elts; | |
| 918 le.request = r; | |
| 919 le.flushed = 1; | |
| 920 body_len = 0; | |
| 921 | |
| 922 while (*(uintptr_t *) le.ip) { | |
| 923 lcode = *(ngx_http_script_len_code_pt *) le.ip; | |
| 924 body_len += lcode(&le); | |
| 925 } | |
| 926 | |
| 1658 | 927 ctx->internal_body_length = body_len; |
| 577 | 928 len += body_len; |
| 929 } | |
| 930 | |
| 509 | 931 le.ip = plcf->headers_set_len->elts; |
| 932 le.request = r; | |
| 573 | 933 le.flushed = 1; |
| 507 | 934 |
| 509 | 935 while (*(uintptr_t *) le.ip) { |
| 936 while (*(uintptr_t *) le.ip) { | |
| 937 lcode = *(ngx_http_script_len_code_pt *) le.ip; | |
| 938 len += lcode(&le); | |
| 939 } | |
| 940 le.ip += sizeof(uintptr_t); | |
| 507 | 941 } |
| 942 | |
| 943 | |
| 509 | 944 if (plcf->upstream.pass_request_headers) { |
| 945 part = &r->headers_in.headers.part; | |
| 946 header = part->elts; | |
| 947 | |
| 948 for (i = 0; /* void */; i++) { | |
| 507 | 949 |
| 509 | 950 if (i >= part->nelts) { |
| 951 if (part->next == NULL) { | |
| 952 break; | |
| 953 } | |
| 954 | |
| 955 part = part->next; | |
| 956 header = part->elts; | |
| 577 | 957 i = 0; |
| 507 | 958 } |
| 959 | |
| 649 | 960 if (ngx_hash_find(&plcf->headers_set_hash, header[i].hash, |
| 961 header[i].lowcase_key, header[i].key.len)) | |
| 509 | 962 { |
| 963 continue; | |
| 964 } | |
| 965 | |
| 966 len += header[i].key.len + sizeof(": ") - 1 | |
| 967 + header[i].value.len + sizeof(CRLF) - 1; | |
| 507 | 968 } |
| 509 | 969 } |
| 507 | 970 |
| 971 | |
| 972 b = ngx_create_temp_buf(r->pool, len); | |
| 973 if (b == NULL) { | |
| 974 return NGX_ERROR; | |
| 975 } | |
| 976 | |
| 977 cl = ngx_alloc_chain_link(r->pool); | |
| 978 if (cl == NULL) { | |
| 979 return NGX_ERROR; | |
| 980 } | |
| 981 | |
| 982 cl->buf = b; | |
| 983 | |
| 984 | |
| 985 /* the request line */ | |
| 986 | |
| 573 | 987 b->last = ngx_copy(b->last, method.data, method.len); |
| 507 | 988 |
| 555 | 989 u->uri.data = b->last; |
| 990 | |
| 1658 | 991 if (plcf->proxy_lengths) { |
| 992 b->last = ngx_copy(b->last, ctx->vars.uri.data, ctx->vars.uri.len); | |
| 993 | |
| 994 } else if (unparsed_uri) { | |
| 573 | 995 b->last = ngx_copy(b->last, r->unparsed_uri.data, r->unparsed_uri.len); |
| 996 | |
| 507 | 997 } else { |
| 555 | 998 if (r->valid_location) { |
| 1658 | 999 b->last = ngx_copy(b->last, ctx->vars.uri.data, ctx->vars.uri.len); |
| 555 | 1000 } |
| 551 | 1001 |
| 507 | 1002 if (escape) { |
| 509 | 1003 ngx_escape_uri(b->last, r->uri.data + loc_len, |
| 1004 r->uri.len - loc_len, NGX_ESCAPE_URI); | |
| 1005 b->last += r->uri.len - loc_len + escape; | |
| 507 | 1006 |
| 577 | 1007 } else { |
| 573 | 1008 b->last = ngx_copy(b->last, r->uri.data + loc_len, |
| 1009 r->uri.len - loc_len); | |
| 507 | 1010 } |
| 1011 | |
| 1012 if (r->args.len > 0) { | |
| 1013 *b->last++ = '?'; | |
| 573 | 1014 b->last = ngx_copy(b->last, r->args.data, r->args.len); |
| 507 | 1015 } |
| 1016 } | |
| 1017 | |
| 555 | 1018 u->uri.len = b->last - u->uri.data; |
| 1019 | |
| 507 | 1020 b->last = ngx_cpymem(b->last, ngx_http_proxy_version, |
| 1021 sizeof(ngx_http_proxy_version) - 1); | |
| 1022 | |
| 577 | 1023 ngx_memzero(&e, sizeof(ngx_http_script_engine_t)); |
| 507 | 1024 |
| 1025 e.ip = plcf->headers_set->elts; | |
| 1026 e.pos = b->last; | |
| 509 | 1027 e.request = r; |
| 573 | 1028 e.flushed = 1; |
| 507 | 1029 |
| 509 | 1030 le.ip = plcf->headers_set_len->elts; |
| 1031 | |
| 1032 while (*(uintptr_t *) le.ip) { | |
| 1033 lcode = *(ngx_http_script_len_code_pt *) le.ip; | |
| 515 | 1034 |
| 1035 /* skip the header line name length */ | |
| 1036 (void) lcode(&le); | |
| 509 | 1037 |
| 1038 if (*(ngx_http_script_len_code_pt *) le.ip) { | |
| 1039 | |
| 1040 for (len = 0; *(uintptr_t *) le.ip; len += lcode(&le)) { | |
| 1041 lcode = *(ngx_http_script_len_code_pt *) le.ip; | |
| 1042 } | |
| 1043 | |
| 1044 e.skip = (len == sizeof(CRLF) - 1) ? 1 : 0; | |
| 1045 | |
| 1046 } else { | |
| 1047 e.skip = 0; | |
| 1048 } | |
| 1049 | |
| 1050 le.ip += sizeof(uintptr_t); | |
| 1051 | |
| 1052 while (*(uintptr_t *) e.ip) { | |
| 1053 code = *(ngx_http_script_code_pt *) e.ip; | |
| 1054 code((ngx_http_script_engine_t *) &e); | |
| 577 | 1055 } |
| 509 | 1056 e.ip += sizeof(uintptr_t); |
| 507 | 1057 } |
| 1058 | |
| 1059 b->last = e.pos; | |
| 1060 | |
| 1061 | |
| 509 | 1062 if (plcf->upstream.pass_request_headers) { |
| 1063 part = &r->headers_in.headers.part; | |
| 1064 header = part->elts; | |
| 577 | 1065 |
| 509 | 1066 for (i = 0; /* void */; i++) { |
| 507 | 1067 |
| 509 | 1068 if (i >= part->nelts) { |
| 1069 if (part->next == NULL) { | |
| 1070 break; | |
| 1071 } | |
| 1072 | |
| 1073 part = part->next; | |
| 1074 header = part->elts; | |
| 577 | 1075 i = 0; |
| 507 | 1076 } |
| 1077 | |
| 649 | 1078 if (ngx_hash_find(&plcf->headers_set_hash, header[i].hash, |
| 1079 header[i].lowcase_key, header[i].key.len)) | |
| 509 | 1080 { |
| 1081 continue; | |
| 1082 } | |
| 507 | 1083 |
| 573 | 1084 b->last = ngx_copy(b->last, header[i].key.data, header[i].key.len); |
| 507 | 1085 |
| 509 | 1086 *b->last++ = ':'; *b->last++ = ' '; |
| 507 | 1087 |
| 573 | 1088 b->last = ngx_copy(b->last, header[i].value.data, |
| 1089 header[i].value.len); | |
| 507 | 1090 |
| 509 | 1091 *b->last++ = CR; *b->last++ = LF; |
| 507 | 1092 |
| 509 | 1093 ngx_log_debug2(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
| 1094 "http proxy header: \"%V: %V\"", | |
| 1095 &header[i].key, &header[i].value); | |
| 1096 } | |
| 507 | 1097 } |
| 1098 | |
| 577 | 1099 |
| 507 | 1100 /* add "\r\n" at the header end */ |
| 1101 *b->last++ = CR; *b->last++ = LF; | |
| 1102 | |
| 577 | 1103 if (plcf->body_set) { |
| 1104 e.ip = plcf->body_set->elts; | |
| 1105 e.pos = b->last; | |
| 1106 | |
| 1107 while (*(uintptr_t *) e.ip) { | |
| 1108 code = *(ngx_http_script_code_pt *) e.ip; | |
| 1109 code((ngx_http_script_engine_t *) &e); | |
| 1110 } | |
| 579 | 1111 |
| 1112 b->last = e.pos; | |
| 577 | 1113 } |
| 1114 | |
| 1774 | 1115 ngx_log_debug2(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
| 1116 "http proxy header:\n\"%*s\"", | |
| 1117 (size_t) (b->last - b->pos), b->pos); | |
| 507 | 1118 |
| 577 | 1119 if (plcf->body_set == NULL && plcf->upstream.pass_request_body) { |
| 509 | 1120 |
| 1121 body = u->request_bufs; | |
| 1122 u->request_bufs = cl; | |
| 1123 | |
| 1124 while (body) { | |
| 1125 b = ngx_alloc_buf(r->pool); | |
| 1126 if (b == NULL) { | |
| 1127 return NGX_ERROR; | |
| 1128 } | |
| 1129 | |
| 1130 ngx_memcpy(b, body->buf, sizeof(ngx_buf_t)); | |
| 1131 | |
| 1132 cl->next = ngx_alloc_chain_link(r->pool); | |
| 1133 if (cl->next == NULL) { | |
| 1134 return NGX_ERROR; | |
| 1135 } | |
| 1136 | |
| 1137 cl = cl->next; | |
| 1138 cl->buf = b; | |
| 1139 | |
| 1140 body = body->next; | |
| 1141 } | |
| 1142 | |
| 611 | 1143 b->flush = 1; |
| 1144 | |
| 509 | 1145 } else { |
| 1146 u->request_bufs = cl; | |
| 1147 } | |
| 1148 | |
| 1149 cl->next = NULL; | |
| 1150 | |
| 507 | 1151 return NGX_OK; |
| 1152 } | |
| 1153 | |
| 1154 | |
| 1155 static ngx_int_t | |
| 1156 ngx_http_proxy_reinit_request(ngx_http_request_t *r) | |
| 1157 { | |
| 1658 | 1158 ngx_http_proxy_ctx_t *ctx; |
| 1159 | |
| 1160 ctx = ngx_http_get_module_ctx(r, ngx_http_proxy_module); | |
| 1161 | |
| 1162 if (ctx == NULL) { | |
| 509 | 1163 return NGX_OK; |
| 1164 } | |
| 1165 | |
| 1658 | 1166 ctx->status = 0; |
| 1167 ctx->status_count = 0; | |
| 1168 ctx->status_start = NULL; | |
| 1169 ctx->status_end = NULL; | |
| 509 | 1170 |
| 1171 r->upstream->process_header = ngx_http_proxy_process_status_line; | |
| 1172 | |
| 1173 return NGX_OK; | |
| 1174 } | |
| 1175 | |
| 1176 | |
| 1177 static ngx_int_t | |
| 1178 ngx_http_proxy_process_status_line(ngx_http_request_t *r) | |
| 1179 { | |
| 1180 ngx_int_t rc; | |
| 1181 ngx_http_upstream_t *u; | |
| 1658 | 1182 ngx_http_proxy_ctx_t *ctx; |
| 1183 | |
| 1184 ctx = ngx_http_get_module_ctx(r, ngx_http_proxy_module); | |
| 1185 | |
| 1186 if (ctx == NULL) { | |
|
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1187 return NGX_ERROR; |
| 509 | 1188 } |
| 1189 | |
| 1658 | 1190 rc = ngx_http_proxy_parse_status_line(r, ctx); |
| 509 | 1191 |
| 1192 if (rc == NGX_AGAIN) { | |
| 1193 return rc; | |
| 1194 } | |
| 1195 | |
| 1196 u = r->upstream; | |
| 1197 | |
| 1198 if (rc == NGX_HTTP_PROXY_PARSE_NO_HEADER) { | |
|
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1199 |
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1200 #if (NGX_HTTP_CACHE) |
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1201 |
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1202 if (r->cache) { |
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1203 r->http_version = NGX_HTTP_VERSION_9; |
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1204 u->headers_in.status_n = NGX_HTTP_OK; |
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1205 return NGX_OK; |
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1206 } |
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1207 |
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1208 #endif |
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1209 |
| 509 | 1210 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, |
| 577 | 1211 "upstream sent no valid HTTP/1.0 header"); |
| 509 | 1212 |
| 619 | 1213 #if 0 |
| 509 | 1214 if (u->accel) { |
| 1215 return NGX_HTTP_UPSTREAM_INVALID_HEADER; | |
| 1216 } | |
| 619 | 1217 #endif |
| 509 | 1218 |
| 1219 r->http_version = NGX_HTTP_VERSION_9; | |
| 1616 | 1220 u->headers_in.status_n = NGX_HTTP_OK; |
| 1221 u->state->status = NGX_HTTP_OK; | |
| 577 | 1222 |
| 509 | 1223 return NGX_OK; |
| 1224 } | |
| 1225 | |
|
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1226 if (u->state) { |
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1227 u->state->status = ctx->status; |
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1228 } |
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1229 |
| 1658 | 1230 u->headers_in.status_n = ctx->status; |
| 1231 | |
| 1232 u->headers_in.status_line.len = ctx->status_end - ctx->status_start; | |
| 2049 | 1233 u->headers_in.status_line.data = ngx_pnalloc(r->pool, |
| 1234 u->headers_in.status_line.len); | |
| 529 | 1235 if (u->headers_in.status_line.data == NULL) { |
|
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1236 return NGX_ERROR; |
| 509 | 1237 } |
| 573 | 1238 |
| 1658 | 1239 ngx_memcpy(u->headers_in.status_line.data, ctx->status_start, |
| 529 | 1240 u->headers_in.status_line.len); |
| 509 | 1241 |
| 1242 ngx_log_debug2(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
| 1243 "http proxy status %ui \"%V\"", | |
| 936 | 1244 u->headers_in.status_n, &u->headers_in.status_line); |
| 509 | 1245 |
| 1246 u->process_header = ngx_http_proxy_process_header; | |
| 1247 | |
| 1248 return ngx_http_proxy_process_header(r); | |
| 1249 } | |
| 1250 | |
| 1251 | |
| 1252 static ngx_int_t | |
| 1658 | 1253 ngx_http_proxy_parse_status_line(ngx_http_request_t *r, |
| 1254 ngx_http_proxy_ctx_t *ctx) | |
| 509 | 1255 { |
| 1256 u_char ch; | |
| 1658 | 1257 u_char *p; |
| 509 | 1258 ngx_http_upstream_t *u; |
| 1259 enum { | |
| 1260 sw_start = 0, | |
| 1261 sw_H, | |
| 1262 sw_HT, | |
| 1263 sw_HTT, | |
| 1264 sw_HTTP, | |
| 1265 sw_first_major_digit, | |
| 1266 sw_major_digit, | |
| 1267 sw_first_minor_digit, | |
| 1268 sw_minor_digit, | |
| 1269 sw_status, | |
| 1270 sw_space_after_status, | |
| 1271 sw_status_text, | |
| 1272 sw_almost_done | |
| 577 | 1273 } state; |
| 509 | 1274 |
| 1275 u = r->upstream; | |
| 1276 | |
| 1277 state = r->state; | |
| 1278 | |
| 1658 | 1279 for (p = u->buffer.pos; p < u->buffer.last; p++) { |
| 1280 ch = *p; | |
| 509 | 1281 |
| 1282 switch (state) { | |
| 1283 | |
| 1284 /* "HTTP/" */ | |
| 1285 case sw_start: | |
| 1286 switch (ch) { | |
| 577 | 1287 case 'H': |
| 509 | 1288 state = sw_H; |
| 1289 break; | |
| 1290 default: | |
| 1291 return NGX_HTTP_PROXY_PARSE_NO_HEADER; | |
| 1292 } | |
| 1293 break; | |
| 1294 | |
| 577 | 1295 case sw_H: |
| 509 | 1296 switch (ch) { |
| 577 | 1297 case 'T': |
| 509 | 1298 state = sw_HT; |
| 1299 break; | |
| 1300 default: | |
| 1301 return NGX_HTTP_PROXY_PARSE_NO_HEADER; | |
| 1302 } | |
| 1303 break; | |
| 1304 | |
| 1305 case sw_HT: | |
| 1306 switch (ch) { | |
| 577 | 1307 case 'T': |
| 509 | 1308 state = sw_HTT; |
| 1309 break; | |
| 1310 default: | |
| 1311 return NGX_HTTP_PROXY_PARSE_NO_HEADER; | |
| 1312 } | |
| 1313 break; | |
| 1314 | |
| 1315 case sw_HTT: | |
| 1316 switch (ch) { | |
| 577 | 1317 case 'P': |
| 509 | 1318 state = sw_HTTP; |
| 1319 break; | |
| 1320 default: | |
| 1321 return NGX_HTTP_PROXY_PARSE_NO_HEADER; | |
| 1322 } | |
| 1323 break; | |
| 1324 | |
| 1325 case sw_HTTP: | |
| 1326 switch (ch) { | |
| 577 | 1327 case '/': |
| 509 | 1328 state = sw_first_major_digit; |
| 1329 break; | |
| 1330 default: | |
| 1331 return NGX_HTTP_PROXY_PARSE_NO_HEADER; | |
| 1332 } | |
| 1333 break; | |
| 1334 | |
| 1335 /* the first digit of major HTTP version */ | |
| 1336 case sw_first_major_digit: | |
| 1337 if (ch < '1' || ch > '9') { | |
| 1338 return NGX_HTTP_PROXY_PARSE_NO_HEADER; | |
| 1339 } | |
| 1340 | |
| 1341 state = sw_major_digit; | |
| 1342 break; | |
| 1343 | |
| 1344 /* the major HTTP version or dot */ | |
| 1345 case sw_major_digit: | |
| 1346 if (ch == '.') { | |
| 1347 state = sw_first_minor_digit; | |
| 1348 break; | |
| 1349 } | |
| 1350 | |
| 1351 if (ch < '0' || ch > '9') { | |
| 1352 return NGX_HTTP_PROXY_PARSE_NO_HEADER; | |
| 1353 } | |
| 1354 | |
| 1355 break; | |
| 1356 | |
| 1357 /* the first digit of minor HTTP version */ | |
| 1358 case sw_first_minor_digit: | |
| 1359 if (ch < '0' || ch > '9') { | |
| 1360 return NGX_HTTP_PROXY_PARSE_NO_HEADER; | |
| 1361 } | |
| 1362 | |
| 1363 state = sw_minor_digit; | |
| 1364 break; | |
| 1365 | |
| 1366 /* the minor HTTP version or the end of the request line */ | |
| 1367 case sw_minor_digit: | |
| 1368 if (ch == ' ') { | |
| 1369 state = sw_status; | |
| 1370 break; | |
| 1371 } | |
| 1372 | |
| 1373 if (ch < '0' || ch > '9') { | |
| 1374 return NGX_HTTP_PROXY_PARSE_NO_HEADER; | |
| 1375 } | |
| 1376 | |
| 1377 break; | |
| 1378 | |
| 1379 /* HTTP status code */ | |
| 1380 case sw_status: | |
| 619 | 1381 if (ch == ' ') { |
| 1382 break; | |
| 1383 } | |
| 1384 | |
| 509 | 1385 if (ch < '0' || ch > '9') { |
| 1386 return NGX_HTTP_PROXY_PARSE_NO_HEADER; | |
| 1387 } | |
| 1388 | |
| 1658 | 1389 ctx->status = ctx->status * 10 + ch - '0'; |
| 1390 | |
| 1391 if (++ctx->status_count == 3) { | |
| 509 | 1392 state = sw_space_after_status; |
| 1658 | 1393 ctx->status_start = p - 2; |
| 509 | 1394 } |
| 1395 | |
| 1396 break; | |
| 1397 | |
| 1398 /* space or end of line */ | |
| 1399 case sw_space_after_status: | |
| 1400 switch (ch) { | |
| 577 | 1401 case ' ': |
| 509 | 1402 state = sw_status_text; |
| 1403 break; | |
| 1404 case '.': /* IIS may send 403.1, 403.2, etc */ | |
| 1405 state = sw_status_text; | |
| 1406 break; | |
| 1407 case CR: | |
| 1408 state = sw_almost_done; | |
| 1409 break; | |
| 1410 case LF: | |
| 1411 goto done; | |
| 1412 default: | |
| 1413 return NGX_HTTP_PROXY_PARSE_NO_HEADER; | |
| 1414 } | |
| 1415 break; | |
| 1416 | |
| 1417 /* any text until end of line */ | |
| 1418 case sw_status_text: | |
| 1419 switch (ch) { | |
| 1420 case CR: | |
| 1421 state = sw_almost_done; | |
| 1422 | |
| 1423 break; | |
| 1424 case LF: | |
| 1425 goto done; | |
| 1426 } | |
| 1427 break; | |
| 1428 | |
| 527 | 1429 /* end of status line */ |
| 509 | 1430 case sw_almost_done: |
| 1658 | 1431 ctx->status_end = p - 1; |
| 509 | 1432 switch (ch) { |
| 1433 case LF: | |
| 1434 goto done; | |
| 1435 default: | |
| 1436 return NGX_HTTP_PROXY_PARSE_NO_HEADER; | |
| 1437 } | |
| 1438 } | |
| 1439 } | |
| 1440 | |
| 1658 | 1441 u->buffer.pos = p; |
| 509 | 1442 r->state = state; |
| 1443 | |
| 1444 return NGX_AGAIN; | |
| 1445 | |
| 1446 done: | |
| 1447 | |
| 1658 | 1448 u->buffer.pos = p + 1; |
| 1449 | |
| 1450 if (ctx->status_end == NULL) { | |
| 1451 ctx->status_end = p; | |
| 509 | 1452 } |
| 1453 | |
| 1454 r->state = sw_start; | |
| 1455 | |
| 507 | 1456 return NGX_OK; |
| 1457 } | |
| 1458 | |
| 1459 | |
| 1460 static ngx_int_t | |
| 1461 ngx_http_proxy_process_header(ngx_http_request_t *r) | |
| 1462 { | |
| 509 | 1463 ngx_int_t rc; |
| 1464 ngx_table_elt_t *h; | |
| 1465 ngx_http_upstream_header_t *hh; | |
| 1466 ngx_http_upstream_main_conf_t *umcf; | |
| 1467 | |
| 1468 umcf = ngx_http_get_module_main_conf(r, ngx_http_upstream_module); | |
| 1469 | |
| 2024 | 1470 for ( ;; ) { |
| 509 | 1471 |
| 2256 | 1472 rc = ngx_http_parse_header_line(r, &r->upstream->buffer, 1); |
| 509 | 1473 |
| 1474 if (rc == NGX_OK) { | |
| 1475 | |
| 1476 /* a header line has been parsed successfully */ | |
| 507 | 1477 |
| 509 | 1478 h = ngx_list_push(&r->upstream->headers_in.headers); |
| 1479 if (h == NULL) { | |
|
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1480 return NGX_ERROR; |
| 509 | 1481 } |
| 1482 | |
| 1483 h->hash = r->header_hash; | |
| 1484 | |
| 1485 h->key.len = r->header_name_end - r->header_name_start; | |
| 1486 h->value.len = r->header_end - r->header_start; | |
| 1487 | |
| 2049 | 1488 h->key.data = ngx_pnalloc(r->pool, |
| 649 | 1489 h->key.len + 1 + h->value.len + 1 + h->key.len); |
| 509 | 1490 if (h->key.data == NULL) { |
|
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|
1491 return NGX_ERROR; |
| 509 | 1492 } |
| 1493 | |
| 1494 h->value.data = h->key.data + h->key.len + 1; | |
| 649 | 1495 h->lowcase_key = h->key.data + h->key.len + 1 + h->value.len + 1; |
| 507 | 1496 |
| 509 | 1497 ngx_cpystrn(h->key.data, r->header_name_start, h->key.len + 1); |
| 1498 ngx_cpystrn(h->value.data, r->header_start, h->value.len + 1); | |
| 1499 | |
| 649 | 1500 if (h->key.len == r->lowcase_index) { |
| 1501 ngx_memcpy(h->lowcase_key, r->lowcase_header, h->key.len); | |
| 1502 | |
| 1503 } else { | |
| 2135 | 1504 ngx_strlow(h->lowcase_key, h->key.data, h->key.len); |
| 509 | 1505 } |
| 1506 | |
| 649 | 1507 hh = ngx_hash_find(&umcf->headers_in_hash, h->hash, |
| 1508 h->lowcase_key, h->key.len); | |
| 1509 | |
| 1510 if (hh && hh->handler(r, h, hh->offset) != NGX_OK) { | |
|
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|
1511 return NGX_ERROR; |
| 649 | 1512 } |
| 1513 | |
| 509 | 1514 ngx_log_debug2(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
| 1515 "http proxy header: \"%V: %V\"", | |
| 1516 &h->key, &h->value); | |
| 1517 | |
| 1518 continue; | |
| 1519 } | |
| 1520 | |
| 1521 if (rc == NGX_HTTP_PARSE_HEADER_DONE) { | |
| 1522 | |
| 1523 /* a whole header has been parsed successfully */ | |
| 1524 | |
| 1525 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
| 1526 "http proxy header done"); | |
| 1527 | |
| 649 | 1528 /* |
| 1529 * if no "Server" and "Date" in header line, | |
| 1530 * then add the special empty headers | |
| 1531 */ | |
| 1532 | |
| 1533 if (r->upstream->headers_in.server == NULL) { | |
| 1534 h = ngx_list_push(&r->upstream->headers_in.headers); | |
| 1535 if (h == NULL) { | |
|
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1536 return NGX_ERROR; |
| 649 | 1537 } |
| 1538 | |
| 1539 h->hash = ngx_hash(ngx_hash(ngx_hash(ngx_hash( | |
| 1540 ngx_hash('s', 'e'), 'r'), 'v'), 'e'), 'r'); | |
| 1541 | |
| 1542 h->key.len = sizeof("Server") - 1; | |
| 1543 h->key.data = (u_char *) "Server"; | |
| 1544 h->value.len = 0; | |
| 1545 h->value.data = NULL; | |
| 1546 h->lowcase_key = (u_char *) "server"; | |
| 1547 } | |
| 1548 | |
| 1549 if (r->upstream->headers_in.date == NULL) { | |
| 1550 h = ngx_list_push(&r->upstream->headers_in.headers); | |
| 1551 if (h == NULL) { | |
|
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1552 return NGX_ERROR; |
| 649 | 1553 } |
| 1554 | |
| 1555 h->hash = ngx_hash(ngx_hash(ngx_hash('d', 'a'), 't'), 'e'); | |
| 1556 | |
| 1557 h->key.len = sizeof("Date") - 1; | |
| 1558 h->key.data = (u_char *) "Date"; | |
| 1559 h->value.len = 0; | |
| 1560 h->value.data = NULL; | |
| 1561 h->lowcase_key = (u_char *) "date"; | |
| 1562 } | |
| 1563 | |
| 509 | 1564 return NGX_OK; |
| 1565 } | |
| 1566 | |
| 521 | 1567 if (rc == NGX_AGAIN) { |
| 1568 return NGX_AGAIN; | |
| 1569 } | |
| 1570 | |
| 509 | 1571 /* there was error while a header line parsing */ |
| 1572 | |
| 1573 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, | |
| 619 | 1574 "upstream sent invalid header"); |
| 509 | 1575 |
| 1576 return NGX_HTTP_UPSTREAM_INVALID_HEADER; | |
| 1577 } | |
| 507 | 1578 } |
| 1579 | |
| 1580 | |
| 1581 static void | |
| 1582 ngx_http_proxy_abort_request(ngx_http_request_t *r) | |
| 1583 { | |
| 1584 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
| 1585 "abort http proxy request"); | |
| 577 | 1586 |
| 507 | 1587 return; |
| 1588 } | |
| 1589 | |
| 1590 | |
| 1591 static void | |
| 1592 ngx_http_proxy_finalize_request(ngx_http_request_t *r, ngx_int_t rc) | |
| 577 | 1593 { |
| 507 | 1594 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
| 1595 "finalize http proxy request"); | |
| 1596 | |
| 1597 return; | |
| 1598 } | |
| 1599 | |
| 1600 | |
| 573 | 1601 static ngx_int_t |
| 1602 ngx_http_proxy_host_variable(ngx_http_request_t *r, | |
| 1603 ngx_http_variable_value_t *v, uintptr_t data) | |
| 507 | 1604 { |
| 1658 | 1605 ngx_http_proxy_ctx_t *ctx; |
| 1606 | |
| 1607 ctx = ngx_http_get_module_ctx(r, ngx_http_proxy_module); | |
| 1608 | |
| 1609 if (ctx == NULL) { | |
| 1610 v->not_found = 1; | |
| 1611 return NGX_OK; | |
| 1612 } | |
| 1613 | |
| 1614 v->len = ctx->vars.host_header.len; | |
| 577 | 1615 v->valid = 1; |
| 1565 | 1616 v->no_cacheable = 0; |
| 573 | 1617 v->not_found = 0; |
| 1658 | 1618 v->data = ctx->vars.host_header.data; |
| 507 | 1619 |
| 573 | 1620 return NGX_OK; |
| 507 | 1621 } |
| 1622 | |
| 1623 | |
| 573 | 1624 static ngx_int_t |
| 1625 ngx_http_proxy_port_variable(ngx_http_request_t *r, | |
| 1626 ngx_http_variable_value_t *v, uintptr_t data) | |
| 507 | 1627 { |
| 1658 | 1628 ngx_http_proxy_ctx_t *ctx; |
| 1629 | |
| 1630 ctx = ngx_http_get_module_ctx(r, ngx_http_proxy_module); | |
| 1631 | |
| 1632 if (ctx == NULL) { | |
| 1633 v->not_found = 1; | |
| 1634 return NGX_OK; | |
| 1635 } | |
| 1636 | |
| 1637 v->len = ctx->vars.port.len; | |
| 577 | 1638 v->valid = 1; |
| 1565 | 1639 v->no_cacheable = 0; |
| 573 | 1640 v->not_found = 0; |
| 1658 | 1641 v->data = ctx->vars.port.data; |
| 509 | 1642 |
| 573 | 1643 return NGX_OK; |
| 509 | 1644 } |
| 1645 | |
| 1646 | |
| 573 | 1647 static ngx_int_t |
| 509 | 1648 ngx_http_proxy_add_x_forwarded_for_variable(ngx_http_request_t *r, |
| 573 | 1649 ngx_http_variable_value_t *v, uintptr_t data) |
| 509 | 1650 { |
| 573 | 1651 u_char *p; |
| 509 | 1652 |
| 577 | 1653 v->valid = 1; |
| 1565 | 1654 v->no_cacheable = 0; |
| 573 | 1655 v->not_found = 0; |
| 509 | 1656 |
| 1657 if (r->headers_in.x_forwarded_for == NULL) { | |
| 573 | 1658 v->len = r->connection->addr_text.len; |
| 1659 v->data = r->connection->addr_text.data; | |
| 1660 return NGX_OK; | |
| 509 | 1661 } |
| 1662 | |
| 573 | 1663 v->len = r->headers_in.x_forwarded_for->value.len |
| 1664 + sizeof(", ") - 1 + r->connection->addr_text.len; | |
| 509 | 1665 |
| 2049 | 1666 p = ngx_pnalloc(r->pool, v->len); |
| 509 | 1667 if (p == NULL) { |
| 573 | 1668 return NGX_ERROR; |
| 509 | 1669 } |
| 1670 | |
| 573 | 1671 v->data = p; |
| 509 | 1672 |
| 573 | 1673 p = ngx_copy(p, r->headers_in.x_forwarded_for->value.data, |
| 1674 r->headers_in.x_forwarded_for->value.len); | |
| 509 | 1675 |
| 1676 *p++ = ','; *p++ = ' '; | |
| 1677 | |
| 1678 ngx_memcpy(p, r->connection->addr_text.data, r->connection->addr_text.len); | |
| 1679 | |
| 573 | 1680 return NGX_OK; |
| 509 | 1681 } |
| 1682 | |
| 1683 | |
| 1684 static ngx_int_t | |
| 577 | 1685 ngx_http_proxy_internal_body_length_variable(ngx_http_request_t *r, |
| 1686 ngx_http_variable_value_t *v, uintptr_t data) | |
| 1687 { | |
| 1658 | 1688 ngx_http_proxy_ctx_t *ctx; |
| 1689 | |
| 1690 ctx = ngx_http_get_module_ctx(r, ngx_http_proxy_module); | |
| 1691 | |
| 1692 if (ctx == NULL) { | |
| 577 | 1693 v->not_found = 1; |
| 1694 return NGX_OK; | |
| 1695 } | |
| 1696 | |
| 1697 v->valid = 1; | |
| 1565 | 1698 v->no_cacheable = 0; |
| 577 | 1699 v->not_found = 0; |
| 1700 | |
| 2049 | 1701 v->data = ngx_pnalloc(r->connection->pool, NGX_SIZE_T_LEN); |
| 577 | 1702 |
| 1703 if (v->data == NULL) { | |
| 1704 return NGX_ERROR; | |
| 1705 } | |
| 1706 | |
| 1658 | 1707 v->len = ngx_sprintf(v->data, "%uz", ctx->internal_body_length) - v->data; |
| 577 | 1708 |
| 1709 return NGX_OK; | |
| 1710 } | |
| 1711 | |
| 1712 | |
| 1713 static ngx_int_t | |
| 509 | 1714 ngx_http_proxy_rewrite_redirect(ngx_http_request_t *r, ngx_table_elt_t *h, |
| 1715 size_t prefix) | |
| 1716 { | |
| 1717 ngx_int_t rc; | |
| 1718 ngx_uint_t i; | |
| 1719 ngx_http_proxy_loc_conf_t *plcf; | |
| 1720 ngx_http_proxy_redirect_t *pr; | |
| 1721 | |
| 1722 plcf = ngx_http_get_module_loc_conf(r, ngx_http_proxy_module); | |
| 1723 | |
| 1724 pr = plcf->redirects->elts; | |
| 1725 | |
| 1726 if (pr == NULL) { | |
| 1727 return NGX_DECLINED; | |
| 1728 } | |
| 1729 | |
| 1730 for (i = 0; i < plcf->redirects->nelts; i++) { | |
| 605 | 1731 rc = pr[i].handler(r, h, prefix, &pr[i]); |
| 509 | 1732 |
| 1733 if (rc != NGX_DECLINED) { | |
| 1734 return rc; | |
| 1735 } | |
| 1736 } | |
| 1737 | |
| 1738 return NGX_DECLINED; | |
| 1739 } | |
| 1740 | |
| 1741 | |
| 1742 static ngx_int_t | |
| 1743 ngx_http_proxy_rewrite_redirect_text(ngx_http_request_t *r, ngx_table_elt_t *h, | |
| 1744 size_t prefix, ngx_http_proxy_redirect_t *pr) | |
| 1745 { | |
| 1746 size_t len; | |
| 1747 u_char *data, *p; | |
| 1748 | |
| 1749 if (pr->redirect.len > h->value.len - prefix | |
| 1750 || ngx_rstrncmp(h->value.data + prefix, pr->redirect.data, | |
| 1751 pr->redirect.len) != 0) | |
| 1752 { | |
| 1753 return NGX_DECLINED; | |
| 1754 } | |
| 1755 | |
| 1756 len = prefix + pr->replacement.text.len + h->value.len - pr->redirect.len; | |
| 507 | 1757 |
| 2049 | 1758 data = ngx_pnalloc(r->pool, len); |
| 509 | 1759 if (data == NULL) { |
| 1760 return NGX_ERROR; | |
| 1761 } | |
| 1762 | |
| 1763 p = data; | |
| 1764 | |
| 573 | 1765 p = ngx_copy(p, h->value.data, prefix); |
| 509 | 1766 |
| 653 | 1767 if (pr->replacement.text.len) { |
| 1768 p = ngx_copy(p, pr->replacement.text.data, pr->replacement.text.len); | |
| 1769 } | |
| 509 | 1770 |
| 1771 ngx_memcpy(p, h->value.data + prefix + pr->redirect.len, | |
| 1772 h->value.len - pr->redirect.len - prefix); | |
| 1773 | |
| 1774 h->value.len = len; | |
| 1775 h->value.data = data; | |
| 1776 | |
| 1777 return NGX_OK; | |
| 1778 } | |
| 1779 | |
| 1780 | |
| 1781 static ngx_int_t | |
| 1782 ngx_http_proxy_rewrite_redirect_vars(ngx_http_request_t *r, ngx_table_elt_t *h, | |
| 1783 size_t prefix, ngx_http_proxy_redirect_t *pr) | |
| 1784 { | |
| 1785 size_t len; | |
| 1786 u_char *data, *p; | |
| 1787 ngx_http_script_code_pt code; | |
| 1788 ngx_http_script_engine_t e; | |
| 1789 ngx_http_script_len_code_pt lcode; | |
| 1790 | |
| 1791 if (pr->redirect.len > h->value.len - prefix | |
| 1792 || ngx_rstrncmp(h->value.data + prefix, pr->redirect.data, | |
| 1793 pr->redirect.len) != 0) | |
| 1794 { | |
| 1795 return NGX_DECLINED; | |
| 1796 } | |
| 1797 | |
| 1798 ngx_memzero(&e, sizeof(ngx_http_script_engine_t)); | |
| 1799 | |
| 1800 e.ip = pr->replacement.vars.lengths; | |
| 1801 e.request = r; | |
| 1802 | |
|
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1803 len = prefix + h->value.len - pr->redirect.len; |
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1804 |
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|
1805 while (*(uintptr_t *) e.ip) { |
| 509 | 1806 lcode = *(ngx_http_script_len_code_pt *) e.ip; |
|
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1807 len += lcode(&e); |
| 509 | 1808 } |
| 1809 | |
| 2049 | 1810 data = ngx_pnalloc(r->pool, len); |
| 509 | 1811 if (data == NULL) { |
| 1812 return NGX_ERROR; | |
| 1813 } | |
| 1814 | |
| 1815 p = data; | |
| 1816 | |
| 573 | 1817 p = ngx_copy(p, h->value.data, prefix); |
| 509 | 1818 |
| 1819 e.ip = pr->replacement.vars.values; | |
| 1820 e.pos = p; | |
| 1821 | |
| 1822 while (*(uintptr_t *) e.ip) { | |
| 1823 code = *(ngx_http_script_code_pt *) e.ip; | |
| 1824 code(&e); | |
| 1825 } | |
| 1826 | |
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1827 ngx_memcpy(e.pos, h->value.data + prefix + pr->redirect.len, |
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1828 h->value.len - pr->redirect.len - prefix); |
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1829 |
| 509 | 1830 h->value.len = len; |
| 1831 h->value.data = data; | |
| 1832 | |
| 1833 return NGX_OK; | |
| 1834 } | |
| 1835 | |
| 1836 | |
| 1837 static ngx_int_t | |
| 1838 ngx_http_proxy_add_variables(ngx_conf_t *cf) | |
| 1839 { | |
| 1840 ngx_http_variable_t *var, *v; | |
| 1841 | |
| 1842 for (v = ngx_http_proxy_vars; v->name.len; v++) { | |
| 1843 var = ngx_http_add_variable(cf, &v->name, v->flags); | |
| 1844 if (var == NULL) { | |
| 1845 return NGX_ERROR; | |
| 1846 } | |
| 1847 | |
| 637 | 1848 var->get_handler = v->get_handler; |
| 509 | 1849 var->data = v->data; |
| 1850 } | |
| 1851 | |
| 1852 return NGX_OK; | |
| 507 | 1853 } |
| 1854 | |
| 1855 | |
| 1856 static void * | |
| 1857 ngx_http_proxy_create_loc_conf(ngx_conf_t *cf) | |
| 1858 { | |
| 1859 ngx_http_proxy_loc_conf_t *conf; | |
| 1860 | |
| 1861 conf = ngx_pcalloc(cf->pool, sizeof(ngx_http_proxy_loc_conf_t)); | |
| 1862 if (conf == NULL) { | |
| 1863 return NGX_CONF_ERROR; | |
| 1864 } | |
| 1865 | |
| 1866 /* | |
| 1867 * set by ngx_pcalloc(): | |
| 1868 * | |
| 1869 * conf->upstream.bufs.num = 0; | |
| 1870 * conf->upstream.next_upstream = 0; | |
|
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1871 * conf->upstream.use_stale_cache = 0; |
| 507 | 1872 * conf->upstream.temp_path = NULL; |
| 649 | 1873 * conf->upstream.hide_headers_hash = { NULL, 0 }; |
| 509 | 1874 * conf->upstream.uri = { 0, NULL }; |
| 1875 * conf->upstream.location = NULL; | |
|
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1876 * conf->upstream.store_lengths = NULL; |
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1877 * conf->upstream.store_values = NULL; |
| 509 | 1878 * |
| 561 | 1879 * conf->method = NULL; |
| 509 | 1880 * conf->headers_source = NULL; |
| 1881 * conf->headers_set_len = NULL; | |
| 1882 * conf->headers_set = NULL; | |
| 1883 * conf->headers_set_hash = NULL; | |
| 577 | 1884 * conf->body_set_len = NULL; |
| 1885 * conf->body_set = NULL; | |
| 1886 * conf->body_source = { 0, NULL }; | |
| 509 | 1887 * conf->rewrite_locations = NULL; |
| 507 | 1888 */ |
| 577 | 1889 |
|
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1890 conf->upstream.store = NGX_CONF_UNSET; |
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1891 conf->upstream.store_access = NGX_CONF_UNSET_UINT; |
| 581 | 1892 conf->upstream.buffering = NGX_CONF_UNSET; |
| 629 | 1893 conf->upstream.ignore_client_abort = NGX_CONF_UNSET; |
| 581 | 1894 |
| 507 | 1895 conf->upstream.connect_timeout = NGX_CONF_UNSET_MSEC; |
| 1896 conf->upstream.send_timeout = NGX_CONF_UNSET_MSEC; | |
| 1897 conf->upstream.read_timeout = NGX_CONF_UNSET_MSEC; | |
| 1898 | |
| 1899 conf->upstream.send_lowat = NGX_CONF_UNSET_SIZE; | |
| 581 | 1900 conf->upstream.buffer_size = NGX_CONF_UNSET_SIZE; |
| 529 | 1901 |
| 1902 conf->upstream.busy_buffers_size_conf = NGX_CONF_UNSET_SIZE; | |
| 577 | 1903 conf->upstream.max_temp_file_size_conf = NGX_CONF_UNSET_SIZE; |
| 529 | 1904 conf->upstream.temp_file_write_size_conf = NGX_CONF_UNSET_SIZE; |
| 509 | 1905 |
| 1906 conf->upstream.pass_request_headers = NGX_CONF_UNSET; | |
| 1907 conf->upstream.pass_request_body = NGX_CONF_UNSET; | |
| 561 | 1908 |
|
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1909 #if (NGX_HTTP_CACHE) |
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1910 conf->upstream.cache = NGX_CONF_UNSET_PTR; |
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1911 conf->upstream.cache_min_uses = NGX_CONF_UNSET_UINT; |
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1912 conf->upstream.cache_valid = NGX_CONF_UNSET_PTR; |
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1913 #endif |
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1914 |
|
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1915 conf->upstream.hide_headers = NGX_CONF_UNSET_PTR; |
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1916 conf->upstream.pass_headers = NGX_CONF_UNSET_PTR; |
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1917 |
| 657 | 1918 conf->upstream.intercept_errors = NGX_CONF_UNSET; |
| 2184 | 1919 #if (NGX_HTTP_SSL) |
| 1920 conf->upstream.ssl_session_reuse = NGX_CONF_UNSET; | |
| 1921 #endif | |
| 507 | 1922 |
| 1923 /* "proxy_cyclic_temp_file" is disabled */ | |
| 1924 conf->upstream.cyclic_temp_file = 0; | |
| 1925 | |
| 509 | 1926 conf->redirect = NGX_CONF_UNSET; |
| 649 | 1927 conf->upstream.change_buffering = 1; |
| 507 | 1928 |
|
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1929 conf->headers_hash_max_size = NGX_CONF_UNSET_UINT; |
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1930 conf->headers_hash_bucket_size = NGX_CONF_UNSET_UINT; |
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1931 |
| 507 | 1932 return conf; |
| 1933 } | |
| 1934 | |
| 1935 | |
| 1936 static char * | |
| 1937 ngx_http_proxy_merge_loc_conf(ngx_conf_t *cf, void *parent, void *child) | |
| 1938 { | |
| 1939 ngx_http_proxy_loc_conf_t *prev = parent; | |
| 1940 ngx_http_proxy_loc_conf_t *conf = child; | |
| 1941 | |
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1942 size_t size; |
|
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1943 ngx_str_t *h; |
|
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1944 ngx_keyval_t *s; |
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1945 ngx_hash_init_t hash; |
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1946 ngx_http_proxy_redirect_t *pr; |
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1947 ngx_http_script_compile_t sc; |
| 509 | 1948 |
|
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1949 if (conf->upstream.store != 0) { |
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1950 ngx_conf_merge_value(conf->upstream.store, |
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1951 prev->upstream.store, 0); |
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1952 |
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1953 if (conf->upstream.store_lengths == NULL) { |
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1954 conf->upstream.store_lengths = prev->upstream.store_lengths; |
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1955 conf->upstream.store_values = prev->upstream.store_values; |
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1956 } |
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1957 } |
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1958 |
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1959 ngx_conf_merge_uint_value(conf->upstream.store_access, |
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1960 prev->upstream.store_access, 0600); |
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1961 |
| 581 | 1962 ngx_conf_merge_value(conf->upstream.buffering, |
| 1963 prev->upstream.buffering, 1); | |
| 1964 | |
| 629 | 1965 ngx_conf_merge_value(conf->upstream.ignore_client_abort, |
| 1966 prev->upstream.ignore_client_abort, 0); | |
| 1967 | |
| 507 | 1968 ngx_conf_merge_msec_value(conf->upstream.connect_timeout, |
| 1969 prev->upstream.connect_timeout, 60000); | |
| 1970 | |
| 1971 ngx_conf_merge_msec_value(conf->upstream.send_timeout, | |
| 1972 prev->upstream.send_timeout, 60000); | |
| 1973 | |
| 1974 ngx_conf_merge_msec_value(conf->upstream.read_timeout, | |
| 1975 prev->upstream.read_timeout, 60000); | |
| 1976 | |
| 1977 ngx_conf_merge_size_value(conf->upstream.send_lowat, | |
| 1978 prev->upstream.send_lowat, 0); | |
| 1979 | |
| 581 | 1980 ngx_conf_merge_size_value(conf->upstream.buffer_size, |
| 1981 prev->upstream.buffer_size, | |
| 507 | 1982 (size_t) ngx_pagesize); |
| 1983 | |
| 1984 ngx_conf_merge_bufs_value(conf->upstream.bufs, prev->upstream.bufs, | |
| 1985 8, ngx_pagesize); | |
| 1986 | |
| 1987 if (conf->upstream.bufs.num < 2) { | |
| 577 | 1988 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
| 507 | 1989 "there must be at least 2 \"proxy_buffers\""); |
| 1990 return NGX_CONF_ERROR; | |
| 1991 } | |
| 577 | 1992 |
| 507 | 1993 |
| 581 | 1994 size = conf->upstream.buffer_size; |
| 577 | 1995 if (size < conf->upstream.bufs.size) { |
| 507 | 1996 size = conf->upstream.bufs.size; |
| 1997 } | |
| 1998 | |
| 1999 | |
| 529 | 2000 ngx_conf_merge_size_value(conf->upstream.busy_buffers_size_conf, |
| 2001 prev->upstream.busy_buffers_size_conf, | |
| 507 | 2002 NGX_CONF_UNSET_SIZE); |
| 2003 | |
| 529 | 2004 if (conf->upstream.busy_buffers_size_conf == NGX_CONF_UNSET_SIZE) { |
| 507 | 2005 conf->upstream.busy_buffers_size = 2 * size; |
| 529 | 2006 } else { |
| 2007 conf->upstream.busy_buffers_size = | |
| 2008 conf->upstream.busy_buffers_size_conf; | |
| 2009 } | |
| 577 | 2010 |
| 529 | 2011 if (conf->upstream.busy_buffers_size < size) { |
| 507 | 2012 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
| 2013 "\"proxy_busy_buffers_size\" must be equal or bigger than " | |
|
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2014 "maximum of the value of \"proxy_buffer_size\" and " |
| 507 | 2015 "one of the \"proxy_buffers\""); |
| 2016 | |
| 2017 return NGX_CONF_ERROR; | |
| 529 | 2018 } |
| 507 | 2019 |
| 529 | 2020 if (conf->upstream.busy_buffers_size |
| 2021 > (conf->upstream.bufs.num - 1) * conf->upstream.bufs.size) | |
| 507 | 2022 { |
| 2023 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, | |
| 2024 "\"proxy_busy_buffers_size\" must be less than " | |
| 2025 "the size of all \"proxy_buffers\" minus one buffer"); | |
| 2026 | |
| 2027 return NGX_CONF_ERROR; | |
| 2028 } | |
| 529 | 2029 |
| 507 | 2030 |
| 529 | 2031 ngx_conf_merge_size_value(conf->upstream.temp_file_write_size_conf, |
| 2032 prev->upstream.temp_file_write_size_conf, | |
| 507 | 2033 NGX_CONF_UNSET_SIZE); |
| 2034 | |
| 529 | 2035 if (conf->upstream.temp_file_write_size_conf == NGX_CONF_UNSET_SIZE) { |
| 507 | 2036 conf->upstream.temp_file_write_size = 2 * size; |
| 529 | 2037 } else { |
| 2038 conf->upstream.temp_file_write_size = | |
| 2039 conf->upstream.temp_file_write_size_conf; | |
| 2040 } | |
| 577 | 2041 |
| 529 | 2042 if (conf->upstream.temp_file_write_size < size) { |
| 507 | 2043 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
| 2044 "\"proxy_temp_file_write_size\" must be equal or bigger than " | |
|
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|
2045 "maximum of the value of \"proxy_buffer_size\" and " |
| 507 | 2046 "one of the \"proxy_buffers\""); |
| 2047 | |
| 2048 return NGX_CONF_ERROR; | |
| 2049 } | |
| 2050 | |
| 529 | 2051 ngx_conf_merge_size_value(conf->upstream.max_temp_file_size_conf, |
| 2052 prev->upstream.max_temp_file_size_conf, | |
| 507 | 2053 NGX_CONF_UNSET_SIZE); |
| 2054 | |
| 529 | 2055 if (conf->upstream.max_temp_file_size_conf == NGX_CONF_UNSET_SIZE) { |
| 507 | 2056 conf->upstream.max_temp_file_size = 1024 * 1024 * 1024; |
| 529 | 2057 } else { |
| 2058 conf->upstream.max_temp_file_size = | |
| 2059 conf->upstream.max_temp_file_size_conf; | |
| 2060 } | |
| 507 | 2061 |
| 529 | 2062 if (conf->upstream.max_temp_file_size != 0 |
| 2063 && conf->upstream.max_temp_file_size < size) | |
| 507 | 2064 { |
| 2065 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, | |
| 561 | 2066 "\"proxy_max_temp_file_size\" must be equal to zero to disable " |
| 507 | 2067 "the temporary files usage or must be equal or bigger than " |
|
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2068 "maximum of the value of \"proxy_buffer_size\" and " |
| 561 | 2069 "one of the \"proxy_buffers\""); |
| 507 | 2070 |
| 2071 return NGX_CONF_ERROR; | |
| 2072 } | |
| 2073 | |
| 529 | 2074 |
| 507 | 2075 ngx_conf_merge_bitmask_value(conf->upstream.next_upstream, |
| 2076 prev->upstream.next_upstream, | |
| 2077 (NGX_CONF_BITMASK_SET | |
| 2078 |NGX_HTTP_UPSTREAM_FT_ERROR | |
| 2079 |NGX_HTTP_UPSTREAM_FT_TIMEOUT)); | |
| 2080 | |
| 665 | 2081 if (conf->upstream.next_upstream & NGX_HTTP_UPSTREAM_FT_OFF) { |
| 2082 conf->upstream.next_upstream = NGX_CONF_BITMASK_SET | |
| 2083 |NGX_HTTP_UPSTREAM_FT_OFF; | |
| 2084 } | |
| 2085 | |
|
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2086 if (ngx_conf_merge_path_value(cf, &conf->upstream.temp_path, |
| 509 | 2087 prev->upstream.temp_path, |
|
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2088 &ngx_http_proxy_temp_path) |
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2089 != NGX_OK) |
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2090 { |
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2091 return NGX_CONF_ERROR; |
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2092 } |
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2093 |
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2094 |
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2095 #if (NGX_HTTP_CACHE) |
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2096 |
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2097 ngx_conf_merge_ptr_value(conf->upstream.cache, |
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2098 prev->upstream.cache, NULL); |
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2099 |
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2100 if (conf->upstream.cache && conf->upstream.cache->data == NULL) { |
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2101 ngx_shm_zone_t *shm_zone; |
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2102 |
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2103 shm_zone = conf->upstream.cache; |
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2104 |
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2105 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
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2106 "\"proxy_cache\" zone \"%V\" is unknown", |
|
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2107 &shm_zone->shm.name); |
|
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2108 |
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2109 return NGX_CONF_ERROR; |
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2110 } |
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2111 |
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2112 ngx_conf_merge_uint_value(conf->upstream.cache_min_uses, |
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2113 prev->upstream.cache_min_uses, 1); |
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2114 |
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2115 ngx_conf_merge_bitmask_value(conf->upstream.cache_use_stale, |
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2116 prev->upstream.cache_use_stale, |
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2117 (NGX_CONF_BITMASK_SET |
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2118 |NGX_HTTP_UPSTREAM_FT_OFF)); |
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2119 |
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2120 if (conf->upstream.cache_use_stale & NGX_HTTP_UPSTREAM_FT_OFF) { |
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2121 conf->upstream.cache_use_stale = NGX_CONF_BITMASK_SET |
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2122 |NGX_HTTP_UPSTREAM_FT_OFF; |
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2123 } |
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2124 |
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2125 ngx_conf_merge_ptr_value(conf->upstream.cache_valid, |
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2126 prev->upstream.cache_valid, NULL); |
|
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|
2127 |
| 2672 | 2128 if (conf->cache_key.value.data == NULL) { |
| 2129 conf->cache_key = prev->cache_key; | |
| 2130 } | |
| 2131 | |
|
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|
2132 #endif |
| 507 | 2133 |
| 561 | 2134 if (conf->method.len == 0) { |
| 2135 conf->method = prev->method; | |
| 2136 | |
| 2137 } else { | |
| 2138 conf->method.data[conf->method.len] = ' '; | |
| 2139 conf->method.len++; | |
| 509 | 2140 } |
| 2141 | |
| 2142 ngx_conf_merge_value(conf->upstream.pass_request_headers, | |
| 2143 prev->upstream.pass_request_headers, 1); | |
| 2144 ngx_conf_merge_value(conf->upstream.pass_request_body, | |
| 2145 prev->upstream.pass_request_body, 1); | |
| 2146 | |
| 657 | 2147 ngx_conf_merge_value(conf->upstream.intercept_errors, |
| 2148 prev->upstream.intercept_errors, 0); | |
| 509 | 2149 |
| 2184 | 2150 #if (NGX_HTTP_SSL) |
| 2151 ngx_conf_merge_value(conf->upstream.ssl_session_reuse, | |
| 2152 prev->upstream.ssl_session_reuse, 1); | |
| 2153 #endif | |
| 2154 | |
| 509 | 2155 ngx_conf_merge_value(conf->redirect, prev->redirect, 1); |
| 2156 | |
| 2157 if (conf->redirect) { | |
| 507 | 2158 |
| 509 | 2159 if (conf->redirects == NULL) { |
| 2160 conf->redirects = prev->redirects; | |
| 2161 } | |
| 2162 | |
| 1658 | 2163 if (conf->redirects == NULL && conf->url.data) { |
| 509 | 2164 |
| 2165 conf->redirects = ngx_array_create(cf->pool, 1, | |
| 2166 sizeof(ngx_http_proxy_redirect_t)); | |
| 2167 if (conf->redirects == NULL) { | |
| 2168 return NGX_CONF_ERROR; | |
| 2169 } | |
| 2170 | |
| 2171 pr = ngx_array_push(conf->redirects); | |
| 2172 if (pr == NULL) { | |
| 2173 return NGX_CONF_ERROR; | |
| 2174 } | |
| 2175 | |
| 2176 pr->handler = ngx_http_proxy_rewrite_redirect_text; | |
| 1658 | 2177 pr->redirect = conf->url; |
| 2178 | |
| 2179 if (conf->vars.uri.len) { | |
| 2180 pr->replacement.text = conf->location; | |
| 653 | 2181 |
| 2182 } else { | |
| 2183 pr->replacement.text.len = 0; | |
| 2184 pr->replacement.text.data = NULL; | |
| 2185 } | |
| 509 | 2186 } |
| 2187 } | |
| 2188 | |
| 1658 | 2189 /* STUB */ |
| 2190 if (prev->proxy_lengths) { | |
| 2191 conf->proxy_lengths = prev->proxy_lengths; | |
| 2192 conf->proxy_values = prev->proxy_values; | |
| 2193 } | |
| 2194 | |
|
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2195 #if (NGX_HTTP_SSL) |
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|
2196 if (conf->upstream.ssl == NULL) { |
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2197 conf->upstream.ssl = prev->upstream.ssl; |
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2198 } |
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|
2199 #endif |
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2200 |
|
1180
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|
2201 ngx_conf_merge_uint_value(conf->headers_hash_max_size, |
|
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|
2202 prev->headers_hash_max_size, 512); |
|
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2203 |
|
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|
2204 ngx_conf_merge_uint_value(conf->headers_hash_bucket_size, |
|
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|
2205 prev->headers_hash_bucket_size, 64); |
|
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Igor Sysoev <igor@sysoev.ru>
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|
2206 |
|
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|
2207 conf->headers_hash_bucket_size = ngx_align(conf->headers_hash_bucket_size, |
|
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Igor Sysoev <igor@sysoev.ru>
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|
2208 ngx_cacheline_size); |
|
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proxy_headers_hash_max_size and proxy_headers_hash_bucket_size
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|
2209 |
|
1701
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Igor Sysoev <igor@sysoev.ru>
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|
2210 hash.max_size = conf->headers_hash_max_size; |
|
40d004d95d88
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changeset
|
2211 hash.bucket_size = conf->headers_hash_bucket_size; |
|
40d004d95d88
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|
2212 hash.name = "proxy_headers_hash"; |
|
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|
2213 |
|
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|
2214 #if (NGX_HTTP_CACHE) |
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|
2215 |
|
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|
2216 h = conf->upstream.cache ? ngx_http_proxy_hide_cache_headers: |
|
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|
2217 ngx_http_proxy_hide_headers; |
|
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2218 #else |
|
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|
2219 |
|
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|
2220 h = ngx_http_proxy_hide_headers; |
|
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|
2221 |
|
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2222 #endif |
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|
2223 |
|
1701
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|
2224 if (ngx_http_upstream_hide_headers_hash(cf, &conf->upstream, |
|
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|
2225 &prev->upstream, h, &hash) |
| 649 | 2226 != NGX_OK) |
| 2227 { | |
| 2228 return NGX_CONF_ERROR; | |
| 2229 } | |
| 2230 | |
| 884 | 2231 if (conf->upstream.upstream == NULL) { |
| 2232 conf->upstream.upstream = prev->upstream.upstream; | |
| 1658 | 2233 conf->vars = prev->vars; |
| 507 | 2234 } |
| 2235 | |
| 577 | 2236 |
| 2237 if (conf->body_source.data == NULL) { | |
| 2238 conf->body_source = prev->body_source; | |
| 2239 conf->body_set_len = prev->body_set_len; | |
| 2240 conf->body_set = prev->body_set; | |
| 2241 } | |
| 2242 | |
| 579 | 2243 if (conf->body_source.data && conf->body_set_len == NULL) { |
| 577 | 2244 |
| 2245 ngx_memzero(&sc, sizeof(ngx_http_script_compile_t)); | |
| 2246 | |
| 2247 sc.cf = cf; | |
| 2248 sc.source = &conf->body_source; | |
| 2249 sc.flushes = &conf->flushes; | |
| 2250 sc.lengths = &conf->body_set_len; | |
| 2251 sc.values = &conf->body_set; | |
| 2252 sc.complete_lengths = 1; | |
| 2253 sc.complete_values = 1; | |
| 2254 | |
| 2255 if (ngx_http_script_compile(&sc) != NGX_OK) { | |
| 2256 return NGX_CONF_ERROR; | |
| 2257 } | |
| 2258 | |
| 2259 if (conf->headers_source == NULL) { | |
| 2260 conf->headers_source = ngx_array_create(cf->pool, 4, | |
| 649 | 2261 sizeof(ngx_keyval_t)); |
| 577 | 2262 if (conf->headers_source == NULL) { |
| 2263 return NGX_CONF_ERROR; | |
| 2264 } | |
| 2265 } | |
| 2266 | |
| 2267 s = ngx_array_push(conf->headers_source); | |
| 2268 if (s == NULL) { | |
| 2269 return NGX_CONF_ERROR; | |
| 2270 } | |
| 2271 | |
| 2272 s->key.len = sizeof("Content-Length") - 1; | |
| 2273 s->key.data = (u_char *) "Content-Length"; | |
| 2274 s->value.len = sizeof("$proxy_internal_body_length") - 1; | |
| 2275 s->value.data = (u_char *) "$proxy_internal_body_length"; | |
| 2276 } | |
| 2277 | |
|
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|
2278 if (ngx_http_proxy_merge_headers(cf, conf, prev) != NGX_OK) { |
|
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|
2279 return NGX_CONF_ERROR; |
|
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|
2280 } |
|
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|
2281 |
|
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|
2282 return NGX_CONF_OK; |
|
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|
2283 } |
|
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|
2284 |
|
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|
2285 |
|
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|
2286 static ngx_int_t |
|
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|
2287 ngx_http_proxy_merge_headers(ngx_conf_t *cf, ngx_http_proxy_loc_conf_t *conf, |
|
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|
2288 ngx_http_proxy_loc_conf_t *prev) |
|
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|
2289 { |
|
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|
2290 u_char *p; |
|
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|
2291 size_t size; |
|
3a8a53c0c42f
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|
2292 uintptr_t *code; |
|
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|
2293 ngx_uint_t i; |
|
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|
2294 ngx_keyval_t *src, *s, *h; |
|
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|
2295 ngx_hash_key_t *hk; |
|
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|
2296 ngx_hash_init_t hash; |
|
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|
2297 ngx_http_script_compile_t sc; |
|
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|
2298 ngx_http_script_copy_code_t *copy; |
| 577 | 2299 |
| 509 | 2300 if (conf->headers_source == NULL) { |
| 573 | 2301 conf->flushes = prev->flushes; |
| 507 | 2302 conf->headers_set_len = prev->headers_set_len; |
| 2303 conf->headers_set = prev->headers_set; | |
| 2304 conf->headers_set_hash = prev->headers_set_hash; | |
| 573 | 2305 conf->headers_source = prev->headers_source; |
| 507 | 2306 } |
| 2307 | |
| 649 | 2308 if (conf->headers_set_hash.buckets) { |
|
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|
2309 return NGX_OK; |
| 509 | 2310 } |
| 2311 | |
| 2312 | |
| 649 | 2313 conf->headers_names = ngx_array_create(cf->pool, 4, sizeof(ngx_hash_key_t)); |
| 509 | 2314 if (conf->headers_names == NULL) { |
|
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|
2315 return NGX_ERROR; |
| 509 | 2316 } |
| 2317 | |
| 2318 if (conf->headers_source == NULL) { | |
| 2319 conf->headers_source = ngx_array_create(cf->pool, 4, | |
| 649 | 2320 sizeof(ngx_keyval_t)); |
| 509 | 2321 if (conf->headers_source == NULL) { |
|
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|
2322 return NGX_ERROR; |
| 509 | 2323 } |
| 2324 } | |
| 507 | 2325 |
| 509 | 2326 conf->headers_set_len = ngx_array_create(cf->pool, 64, 1); |
| 2327 if (conf->headers_set_len == NULL) { | |
|
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|
2328 return NGX_ERROR; |
| 509 | 2329 } |
| 2330 | |
| 2331 conf->headers_set = ngx_array_create(cf->pool, 512, 1); | |
| 2332 if (conf->headers_set == NULL) { | |
|
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|
2333 return NGX_ERROR; |
| 509 | 2334 } |
| 2335 | |
| 2336 | |
| 2337 src = conf->headers_source->elts; | |
| 2338 | |
|
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2339 #if (NGX_HTTP_CACHE) |
|
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|
2340 |
|
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2341 h = conf->upstream.cache ? ngx_http_proxy_cache_headers: |
|
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|
2342 ngx_http_proxy_headers; |
|
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|
2343 #else |
|
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|
2344 |
|
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|
2345 h = ngx_http_proxy_headers; |
|
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|
2346 |
|
d040c3786239
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|
2347 #endif |
|
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|
2348 |
|
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changeset
|
2349 while (h->key.len) { |
| 509 | 2350 |
| 2351 for (i = 0; i < conf->headers_source->nelts; i++) { | |
| 2352 if (ngx_strcasecmp(h->key.data, src[i].key.data) == 0) { | |
| 2353 goto next; | |
| 507 | 2354 } |
| 2355 } | |
| 2356 | |
| 509 | 2357 s = ngx_array_push(conf->headers_source); |
| 2358 if (s == NULL) { | |
|
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|
2359 return NGX_ERROR; |
| 507 | 2360 } |
| 2361 | |
| 509 | 2362 *s = *h; |
| 507 | 2363 |
| 517 | 2364 src = conf->headers_source->elts; |
| 2365 | |
| 509 | 2366 next: |
| 507 | 2367 |
|
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|
2368 h++; |
| 509 | 2369 } |
| 507 | 2370 |
| 577 | 2371 |
| 2372 src = conf->headers_source->elts; | |
| 509 | 2373 for (i = 0; i < conf->headers_source->nelts; i++) { |
| 507 | 2374 |
| 649 | 2375 hk = ngx_array_push(conf->headers_names); |
| 2376 if (hk == NULL) { | |
|
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|
2377 return NGX_ERROR; |
| 507 | 2378 } |
| 2379 | |
| 649 | 2380 hk->key = src[i].key; |
| 2381 hk->key_hash = ngx_hash_key_lc(src[i].key.data, src[i].key.len); | |
| 2382 hk->value = (void *) 1; | |
| 509 | 2383 |
| 519 | 2384 if (src[i].value.len == 0) { |
| 2385 continue; | |
| 2386 } | |
| 2387 | |
| 509 | 2388 if (ngx_http_script_variables_count(&src[i].value) == 0) { |
| 2389 copy = ngx_array_push_n(conf->headers_set_len, | |
| 2390 sizeof(ngx_http_script_copy_code_t)); | |
| 2391 if (copy == NULL) { | |
|
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2430
diff
changeset
|
2392 return NGX_ERROR; |
| 509 | 2393 } |
| 2394 | |
| 2395 copy->code = (ngx_http_script_code_pt) | |
| 2396 ngx_http_script_copy_len_code; | |
| 2397 copy->len = src[i].key.len + sizeof(": ") - 1 | |
| 2398 + src[i].value.len + sizeof(CRLF) - 1; | |
| 507 | 2399 |
| 2400 | |
| 509 | 2401 size = (sizeof(ngx_http_script_copy_code_t) |
| 2402 + src[i].key.len + sizeof(": ") - 1 | |
| 2403 + src[i].value.len + sizeof(CRLF) - 1 | |
| 2404 + sizeof(uintptr_t) - 1) | |
| 2405 & ~(sizeof(uintptr_t) - 1); | |
| 2406 | |
| 2407 copy = ngx_array_push_n(conf->headers_set, size); | |
| 2408 if (copy == NULL) { | |
|
2592
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
parents:
2430
diff
changeset
|
2409 return NGX_ERROR; |
| 509 | 2410 } |
| 2411 | |
| 2412 copy->code = ngx_http_script_copy_code; | |
| 2413 copy->len = src[i].key.len + sizeof(": ") - 1 | |
| 2414 + src[i].value.len + sizeof(CRLF) - 1; | |
| 2415 | |
| 2416 p = (u_char *) copy + sizeof(ngx_http_script_copy_code_t); | |
| 2417 | |
| 2418 p = ngx_cpymem(p, src[i].key.data, src[i].key.len); | |
| 2419 *p++ = ':'; *p++ = ' '; | |
| 2420 p = ngx_cpymem(p, src[i].value.data, src[i].value.len); | |
| 2421 *p++ = CR; *p = LF; | |
| 2422 | |
| 2423 } else { | |
| 2424 copy = ngx_array_push_n(conf->headers_set_len, | |
| 2425 sizeof(ngx_http_script_copy_code_t)); | |
| 2426 if (copy == NULL) { | |
|
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2430
diff
changeset
|
2427 return NGX_ERROR; |
| 509 | 2428 } |
| 2429 | |
| 2430 copy->code = (ngx_http_script_code_pt) | |
| 2431 ngx_http_script_copy_len_code; | |
| 2432 copy->len = src[i].key.len + sizeof(": ") - 1; | |
| 507 | 2433 |
| 2434 | |
| 509 | 2435 size = (sizeof(ngx_http_script_copy_code_t) |
| 2436 + src[i].key.len + sizeof(": ") - 1 + sizeof(uintptr_t) - 1) | |
| 2437 & ~(sizeof(uintptr_t) - 1); | |
| 2438 | |
| 2439 copy = ngx_array_push_n(conf->headers_set, size); | |
| 2440 if (copy == NULL) { | |
|
2592
3a8a53c0c42f
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parents:
2430
diff
changeset
|
2441 return NGX_ERROR; |
| 509 | 2442 } |
| 2443 | |
| 2444 copy->code = ngx_http_script_copy_code; | |
| 2445 copy->len = src[i].key.len + sizeof(": ") - 1; | |
| 2446 | |
| 2447 p = (u_char *) copy + sizeof(ngx_http_script_copy_code_t); | |
| 2448 p = ngx_cpymem(p, src[i].key.data, src[i].key.len); | |
| 2449 *p++ = ':'; *p = ' '; | |
| 2450 | |
| 2451 | |
| 2452 ngx_memzero(&sc, sizeof(ngx_http_script_compile_t)); | |
| 2453 | |
| 2454 sc.cf = cf; | |
| 2455 sc.source = &src[i].value; | |
| 573 | 2456 sc.flushes = &conf->flushes; |
| 509 | 2457 sc.lengths = &conf->headers_set_len; |
| 2458 sc.values = &conf->headers_set; | |
| 2459 | |
| 2460 if (ngx_http_script_compile(&sc) != NGX_OK) { | |
|
2592
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
parents:
2430
diff
changeset
|
2461 return NGX_ERROR; |
| 509 | 2462 } |
| 2463 | |
| 2464 | |
| 2465 copy = ngx_array_push_n(conf->headers_set_len, | |
| 2466 sizeof(ngx_http_script_copy_code_t)); | |
| 2467 if (copy == NULL) { | |
|
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2430
diff
changeset
|
2468 return NGX_ERROR; |
| 509 | 2469 } |
| 2470 | |
| 2471 copy->code = (ngx_http_script_code_pt) | |
| 2472 ngx_http_script_copy_len_code; | |
| 2473 copy->len = sizeof(CRLF) - 1; | |
| 2474 | |
| 2475 | |
| 2476 size = (sizeof(ngx_http_script_copy_code_t) | |
| 2477 + sizeof(CRLF) - 1 + sizeof(uintptr_t) - 1) | |
| 2478 & ~(sizeof(uintptr_t) - 1); | |
| 2479 | |
| 2480 copy = ngx_array_push_n(conf->headers_set, size); | |
| 2481 if (copy == NULL) { | |
|
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2430
diff
changeset
|
2482 return NGX_ERROR; |
| 509 | 2483 } |
| 2484 | |
| 2485 copy->code = ngx_http_script_copy_code; | |
| 2486 copy->len = sizeof(CRLF) - 1; | |
| 2487 | |
| 2488 p = (u_char *) copy + sizeof(ngx_http_script_copy_code_t); | |
| 2489 *p++ = CR; *p = LF; | |
| 507 | 2490 } |
| 2491 | |
| 509 | 2492 code = ngx_array_push_n(conf->headers_set_len, sizeof(uintptr_t)); |
| 2493 if (code == NULL) { | |
|
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2430
diff
changeset
|
2494 return NGX_ERROR; |
| 507 | 2495 } |
| 2496 | |
| 509 | 2497 *code = (uintptr_t) NULL; |
| 2498 | |
| 2499 code = ngx_array_push_n(conf->headers_set, sizeof(uintptr_t)); | |
| 2500 if (code == NULL) { | |
|
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2430
diff
changeset
|
2501 return NGX_ERROR; |
| 509 | 2502 } |
| 2503 | |
| 2504 *code = (uintptr_t) NULL; | |
| 507 | 2505 } |
| 2506 | |
| 509 | 2507 code = ngx_array_push_n(conf->headers_set_len, sizeof(uintptr_t)); |
| 2508 if (code == NULL) { | |
|
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2430
diff
changeset
|
2509 return NGX_ERROR; |
| 507 | 2510 } |
| 2511 | |
| 509 | 2512 *code = (uintptr_t) NULL; |
| 507 | 2513 |
| 2514 | |
| 649 | 2515 hash.hash = &conf->headers_set_hash; |
| 2516 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
|
2517 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
|
2518 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
|
2519 hash.name = "proxy_headers_hash"; |
| 649 | 2520 hash.pool = cf->pool; |
| 2521 hash.temp_pool = NULL; | |
| 2522 | |
| 2523 if (ngx_hash_init(&hash, conf->headers_names->elts, | |
| 2524 conf->headers_names->nelts) | |
| 2525 != NGX_OK) | |
| 2526 { | |
|
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2430
diff
changeset
|
2527 return NGX_ERROR; |
| 649 | 2528 } |
| 2529 | |
|
2592
3a8a53c0c42f
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parents:
2430
diff
changeset
|
2530 return NGX_OK; |
| 507 | 2531 } |
| 2532 | |
| 2533 | |
| 2534 static char * | |
| 2535 ngx_http_proxy_pass(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) | |
| 2536 { | |
| 509 | 2537 ngx_http_proxy_loc_conf_t *plcf = conf; |
| 507 | 2538 |
| 1658 | 2539 size_t add; |
| 2540 u_short port; | |
| 2541 ngx_str_t *value, *url; | |
| 2542 ngx_url_t u; | |
| 2543 ngx_uint_t n; | |
| 2544 ngx_http_core_loc_conf_t *clcf; | |
| 2545 ngx_http_script_compile_t sc; | |
| 507 | 2546 |
|
2391
d88e757cc7d8
delete surplus upstream.schema field
Igor Sysoev <igor@sysoev.ru>
parents:
2285
diff
changeset
|
2547 if (plcf->upstream.upstream || plcf->proxy_lengths) { |
| 555 | 2548 return "is duplicate"; |
| 2549 } | |
| 2550 | |
| 1658 | 2551 clcf = ngx_http_conf_get_module_loc_conf(cf, ngx_http_core_module); |
| 2552 | |
| 507 | 2553 value = cf->args->elts; |
| 2554 | |
| 2555 url = &value[1]; | |
| 2556 | |
| 1658 | 2557 n = ngx_http_script_variables_count(url); |
| 2558 | |
| 2559 if (n) { | |
| 2560 | |
| 2561 ngx_memzero(&sc, sizeof(ngx_http_script_compile_t)); | |
| 2562 | |
| 2563 sc.cf = cf; | |
| 2564 sc.source = url; | |
| 2565 sc.lengths = &plcf->proxy_lengths; | |
| 2566 sc.values = &plcf->proxy_values; | |
| 2567 sc.variables = n; | |
| 2568 sc.complete_lengths = 1; | |
| 2569 sc.complete_values = 1; | |
|
1679
ca317d9b5c09
style fix: remove trailing spaces
Igor Sysoev <igor@sysoev.ru>
parents:
1671
diff
changeset
|
2570 |
| 1658 | 2571 if (ngx_http_script_compile(&sc) != NGX_OK) { |
| 2572 return NGX_CONF_ERROR; | |
| 2573 } | |
| 2574 | |
| 2575 #if (NGX_HTTP_SSL) | |
| 2576 if (ngx_http_proxy_set_ssl(cf, plcf) != NGX_OK) { | |
| 2577 return NGX_CONF_ERROR; | |
| 2578 } | |
| 2579 #endif | |
| 2580 | |
| 2581 clcf->handler = ngx_http_proxy_handler; | |
| 2582 | |
| 2583 return NGX_CONF_OK; | |
| 2584 } | |
| 2585 | |
|
1107
db7c468c447d
ngx_strcasecmp()/ngx_strncasecmp()
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
2586 if (ngx_strncasecmp(url->data, (u_char *) "http://", 7) == 0) { |
| 577 | 2587 add = 7; |
| 591 | 2588 port = 80; |
| 577 | 2589 |
|
1107
db7c468c447d
ngx_strcasecmp()/ngx_strncasecmp()
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
2590 } else if (ngx_strncasecmp(url->data, (u_char *) "https://", 8) == 0) { |
| 577 | 2591 |
| 2592 #if (NGX_HTTP_SSL) | |
| 1658 | 2593 if (ngx_http_proxy_set_ssl(cf, plcf) != NGX_OK) { |
| 2594 return NGX_CONF_ERROR; | |
| 2595 } | |
| 577 | 2596 |
| 2597 add = 8; | |
| 591 | 2598 port = 443; |
| 577 | 2599 #else |
| 2600 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, | |
| 2601 "https protocol requires SSL support"); | |
| 2602 return NGX_CONF_ERROR; | |
| 2603 #endif | |
| 2604 | |
| 2605 } else { | |
| 507 | 2606 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, "invalid URL prefix"); |
| 2607 return NGX_CONF_ERROR; | |
| 2608 } | |
| 2609 | |
| 651 | 2610 ngx_memzero(&u, sizeof(ngx_url_t)); |
| 2611 | |
| 2612 u.url.len = url->len - add; | |
| 2613 u.url.data = url->data + add; | |
| 906 | 2614 u.default_port = port; |
| 2615 u.uri_part = 1; | |
| 884 | 2616 u.no_resolve = 1; |
| 2617 | |
| 2618 plcf->upstream.upstream = ngx_http_upstream_add(cf, &u, 0); | |
| 2619 if (plcf->upstream.upstream == NULL) { | |
| 507 | 2620 return NGX_CONF_ERROR; |
| 2621 } | |
| 2622 | |
|
2391
d88e757cc7d8
delete surplus upstream.schema field
Igor Sysoev <igor@sysoev.ru>
parents:
2285
diff
changeset
|
2623 plcf->vars.schema.len = add; |
|
d88e757cc7d8
delete surplus upstream.schema field
Igor Sysoev <igor@sysoev.ru>
parents:
2285
diff
changeset
|
2624 plcf->vars.schema.data = url->data; |
|
2592
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a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2430
diff
changeset
|
2625 plcf->vars.key_start = plcf->vars.schema; |
|
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parents:
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diff
changeset
|
2626 |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2430
diff
changeset
|
2627 ngx_http_proxy_set_vars(&u, &plcf->vars); |
| 507 | 2628 |
| 2629 clcf->handler = ngx_http_proxy_handler; | |
| 2630 | |
|
2592
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parents:
2430
diff
changeset
|
2631 plcf->location = clcf->name; |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2430
diff
changeset
|
2632 |
| 1353 | 2633 if (clcf->named |
| 507 | 2634 #if (NGX_PCRE) |
| 1353 | 2635 || clcf->regex |
| 2636 #endif | |
| 2637 || clcf->noname) | |
| 2638 { | |
| 1658 | 2639 if (plcf->vars.uri.len) { |
| 573 | 2640 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
| 2641 "\"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
|
2642 "location given by regular expression, " |
| 1353 | 2643 "or inside named location, " |
|
843
ebab9490204c
allow proxy_pass inside limit_except
Igor Sysoev <igor@sysoev.ru>
parents:
812
diff
changeset
|
2644 "or inside the \"if\" statement, " |
|
ebab9490204c
allow proxy_pass inside limit_except
Igor Sysoev <igor@sysoev.ru>
parents:
812
diff
changeset
|
2645 "or inside the \"limit_except\" block"); |
| 573 | 2646 return NGX_CONF_ERROR; |
| 2647 } | |
| 2648 | |
| 1658 | 2649 plcf->location.len = 0; |
| 555 | 2650 } |
| 2651 | |
| 1658 | 2652 plcf->url = *url; |
| 509 | 2653 |
| 507 | 2654 if (clcf->name.data[clcf->name.len - 1] == '/') { |
| 2655 clcf->auto_redirect = 1; | |
| 2656 } | |
| 2657 | |
| 2658 return NGX_CONF_OK; | |
| 2659 } | |
| 2660 | |
| 2661 | |
| 2662 static char * | |
| 509 | 2663 ngx_http_proxy_redirect(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) |
| 507 | 2664 { |
| 509 | 2665 ngx_http_proxy_loc_conf_t *plcf = conf; |
| 2666 | |
| 2667 ngx_str_t *value; | |
| 2668 ngx_array_t *vars_lengths, *vars_values; | |
| 2669 ngx_http_script_compile_t sc; | |
| 2670 ngx_http_proxy_redirect_t *pr; | |
| 2671 | |
| 2672 if (plcf->redirect == 0) { | |
| 2673 return NGX_CONF_OK; | |
| 2674 } | |
| 2675 | |
| 2676 value = cf->args->elts; | |
| 2677 | |
|
2784
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*) check a proxy_redirect single parameter
Igor Sysoev <igor@sysoev.ru>
parents:
2753
diff
changeset
|
2678 if (cf->args->nelts == 2) { |
|
c2230102df6f
*) check a proxy_redirect single parameter
Igor Sysoev <igor@sysoev.ru>
parents:
2753
diff
changeset
|
2679 if (ngx_strcmp(value[1].data, "off") == 0) { |
|
c2230102df6f
*) check a proxy_redirect single parameter
Igor Sysoev <igor@sysoev.ru>
parents:
2753
diff
changeset
|
2680 plcf->redirect = 0; |
|
c2230102df6f
*) check a proxy_redirect single parameter
Igor Sysoev <igor@sysoev.ru>
parents:
2753
diff
changeset
|
2681 plcf->redirects = NULL; |
|
c2230102df6f
*) check a proxy_redirect single parameter
Igor Sysoev <igor@sysoev.ru>
parents:
2753
diff
changeset
|
2682 return NGX_CONF_OK; |
|
c2230102df6f
*) check a proxy_redirect single parameter
Igor Sysoev <igor@sysoev.ru>
parents:
2753
diff
changeset
|
2683 } |
|
c2230102df6f
*) check a proxy_redirect single parameter
Igor Sysoev <igor@sysoev.ru>
parents:
2753
diff
changeset
|
2684 |
|
c2230102df6f
*) check a proxy_redirect single parameter
Igor Sysoev <igor@sysoev.ru>
parents:
2753
diff
changeset
|
2685 if (ngx_strcmp(value[1].data, "false") == 0) { |
|
c2230102df6f
*) check a proxy_redirect single parameter
Igor Sysoev <igor@sysoev.ru>
parents:
2753
diff
changeset
|
2686 ngx_conf_log_error(NGX_LOG_ERR, cf, 0, |
|
c2230102df6f
*) check a proxy_redirect single parameter
Igor Sysoev <igor@sysoev.ru>
parents:
2753
diff
changeset
|
2687 "invalid parameter \"false\", use \"off\" instead"); |
|
c2230102df6f
*) check a proxy_redirect single parameter
Igor Sysoev <igor@sysoev.ru>
parents:
2753
diff
changeset
|
2688 plcf->redirect = 0; |
|
c2230102df6f
*) check a proxy_redirect single parameter
Igor Sysoev <igor@sysoev.ru>
parents:
2753
diff
changeset
|
2689 plcf->redirects = NULL; |
|
c2230102df6f
*) check a proxy_redirect single parameter
Igor Sysoev <igor@sysoev.ru>
parents:
2753
diff
changeset
|
2690 return NGX_CONF_OK; |
|
c2230102df6f
*) check a proxy_redirect single parameter
Igor Sysoev <igor@sysoev.ru>
parents:
2753
diff
changeset
|
2691 } |
|
c2230102df6f
*) check a proxy_redirect single parameter
Igor Sysoev <igor@sysoev.ru>
parents:
2753
diff
changeset
|
2692 |
|
c2230102df6f
*) check a proxy_redirect single parameter
Igor Sysoev <igor@sysoev.ru>
parents:
2753
diff
changeset
|
2693 if (ngx_strcmp(value[1].data, "default") != 0) { |
|
c2230102df6f
*) check a proxy_redirect single parameter
Igor Sysoev <igor@sysoev.ru>
parents:
2753
diff
changeset
|
2694 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
|
c2230102df6f
*) check a proxy_redirect single parameter
Igor Sysoev <igor@sysoev.ru>
parents:
2753
diff
changeset
|
2695 "invalid parameter \"%V\"", &value[1]); |
|
c2230102df6f
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Igor Sysoev <igor@sysoev.ru>
parents:
2753
diff
changeset
|
2696 return NGX_CONF_ERROR; |
|
c2230102df6f
*) check a proxy_redirect single parameter
Igor Sysoev <igor@sysoev.ru>
parents:
2753
diff
changeset
|
2697 } |
| 509 | 2698 } |
| 2699 | |
| 2700 if (plcf->redirects == NULL) { | |
| 2701 plcf->redirects = ngx_array_create(cf->pool, 1, | |
| 2702 sizeof(ngx_http_proxy_redirect_t)); | |
| 2703 if (plcf->redirects == NULL) { | |
| 2704 return NGX_CONF_ERROR; | |
| 2705 } | |
| 2706 } | |
| 2707 | |
| 2708 pr = ngx_array_push(plcf->redirects); | |
| 2709 if (pr == NULL) { | |
| 2710 return NGX_CONF_ERROR; | |
| 2711 } | |
| 2712 | |
|
2784
c2230102df6f
*) check a proxy_redirect single parameter
Igor Sysoev <igor@sysoev.ru>
parents:
2753
diff
changeset
|
2713 if (ngx_strcmp(value[1].data, "default") == 0) { |
| 1658 | 2714 if (plcf->url.data == NULL) { |
| 509 | 2715 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
| 2716 "\"proxy_rewrite_location default\" must go " | |
| 2717 "after the \"proxy_pass\" directive"); | |
| 2718 return NGX_CONF_ERROR; | |
| 2719 } | |
| 2720 | |
| 2721 pr->handler = ngx_http_proxy_rewrite_redirect_text; | |
| 1658 | 2722 pr->redirect = plcf->url; |
| 2723 | |
| 2724 if (plcf->vars.uri.len) { | |
| 2725 pr->replacement.text = plcf->location; | |
| 653 | 2726 |
| 2727 } else { | |
| 2728 pr->replacement.text.len = 0; | |
| 2729 pr->replacement.text.data = NULL; | |
| 2730 } | |
| 509 | 2731 |
| 2732 return NGX_CONF_OK; | |
| 2733 } | |
| 2734 | |
| 2735 if (ngx_http_script_variables_count(&value[2]) == 0) { | |
| 2736 pr->handler = ngx_http_proxy_rewrite_redirect_text; | |
| 2737 pr->redirect = value[1]; | |
| 2738 pr->replacement.text = value[2]; | |
| 2739 | |
| 2740 return NGX_CONF_OK; | |
| 2741 } | |
| 2742 | |
| 2743 ngx_memzero(&sc, sizeof(ngx_http_script_compile_t)); | |
| 2744 | |
| 2745 vars_lengths = NULL; | |
| 2746 vars_values = NULL; | |
| 2747 | |
| 2748 sc.cf = cf; | |
| 2749 sc.source = &value[2]; | |
| 2750 sc.lengths = &vars_lengths; | |
| 2751 sc.values = &vars_values; | |
| 2752 sc.complete_lengths = 1; | |
| 2753 sc.complete_values = 1; | |
| 2754 | |
| 2755 if (ngx_http_script_compile(&sc) != NGX_OK) { | |
| 2756 return NGX_CONF_ERROR; | |
| 2757 } | |
| 2758 | |
| 2759 pr->handler = ngx_http_proxy_rewrite_redirect_vars; | |
| 2760 pr->redirect = value[1]; | |
| 2761 pr->replacement.vars.lengths = vars_lengths->elts; | |
| 2762 pr->replacement.vars.values = vars_values->elts; | |
| 2763 | |
| 507 | 2764 return NGX_CONF_OK; |
| 2765 } | |
| 2766 | |
| 2767 | |
| 2768 static char * | |
|
1295
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|
2769 ngx_http_proxy_store(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) |
|
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|
2770 { |
|
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|
2771 ngx_http_proxy_loc_conf_t *plcf = conf; |
|
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|
2772 |
|
5383f5232364
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|
2773 ngx_str_t *value; |
|
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|
2774 ngx_http_script_compile_t sc; |
|
5383f5232364
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|
2775 |
|
5383f5232364
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|
2776 if (plcf->upstream.store != NGX_CONF_UNSET || plcf->upstream.store_lengths) |
|
5383f5232364
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|
2777 { |
|
5383f5232364
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diff
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|
2778 return "is duplicate"; |
|
5383f5232364
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diff
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|
2779 } |
|
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|
2780 |
|
5383f5232364
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|
2781 value = cf->args->elts; |
|
5383f5232364
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|
2782 |
|
5383f5232364
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|
2783 if (ngx_strcmp(value[1].data, "on") == 0) { |
|
5383f5232364
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|
2784 plcf->upstream.store = 1; |
|
5383f5232364
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|
2785 return NGX_CONF_OK; |
|
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|
2786 } |
|
5383f5232364
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|
2787 |
|
5383f5232364
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|
2788 if (ngx_strcmp(value[1].data, "off") == 0) { |
|
5383f5232364
proxy_store and fastcgi_store were changed,
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changeset
|
2789 plcf->upstream.store = 0; |
|
5383f5232364
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parents:
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diff
changeset
|
2790 return NGX_CONF_OK; |
|
5383f5232364
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Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2791 } |
|
5383f5232364
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diff
changeset
|
2792 |
|
5383f5232364
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diff
changeset
|
2793 /* include the terminating '\0' into script */ |
|
5383f5232364
proxy_store and fastcgi_store were changed,
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diff
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|
2794 value[1].len++; |
|
5383f5232364
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diff
changeset
|
2795 |
|
5383f5232364
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changeset
|
2796 ngx_memzero(&sc, sizeof(ngx_http_script_compile_t)); |
|
5383f5232364
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diff
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|
2797 |
|
5383f5232364
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changeset
|
2798 sc.cf = cf; |
|
5383f5232364
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diff
changeset
|
2799 sc.source = &value[1]; |
|
5383f5232364
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diff
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|
2800 sc.lengths = &plcf->upstream.store_lengths; |
|
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diff
changeset
|
2801 sc.values = &plcf->upstream.store_values; |
|
1563
022ec9420f80
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Igor Sysoev <igor@sysoev.ru>
parents:
1488
diff
changeset
|
2802 sc.variables = ngx_http_script_variables_count(&value[1]); |
|
1295
5383f5232364
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|
2803 sc.complete_lengths = 1; |
|
5383f5232364
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1291
diff
changeset
|
2804 sc.complete_values = 1; |
|
5383f5232364
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diff
changeset
|
2805 |
|
5383f5232364
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|
2806 if (ngx_http_script_compile(&sc) != NGX_OK) { |
|
5383f5232364
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diff
changeset
|
2807 return NGX_CONF_ERROR; |
|
5383f5232364
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1291
diff
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|
2808 } |
|
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diff
changeset
|
2809 |
|
5383f5232364
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|
2810 return NGX_CONF_OK; |
|
5383f5232364
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diff
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|
2811 } |
|
5383f5232364
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changeset
|
2812 |
|
5383f5232364
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|
2813 |
|
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|
2814 #if (NGX_HTTP_CACHE) |
|
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|
2815 |
|
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|
2816 static char * |
|
3a8a53c0c42f
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diff
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|
2817 ngx_http_proxy_cache(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) |
|
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|
2818 { |
|
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|
2819 ngx_http_proxy_loc_conf_t *plcf = conf; |
|
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|
2820 |
|
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|
2821 ngx_str_t *value; |
|
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|
2822 |
|
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|
2823 value = cf->args->elts; |
|
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|
2824 |
|
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|
2825 if (plcf->upstream.cache != NGX_CONF_UNSET_PTR) { |
|
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diff
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|
2826 return "is duplicate"; |
|
3a8a53c0c42f
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diff
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|
2827 } |
|
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|
2828 |
|
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|
2829 if (ngx_strcmp(value[1].data, "off") == 0) { |
|
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|
2830 plcf->upstream.cache = NULL; |
|
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|
2831 return NGX_CONF_OK; |
|
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|
2832 } |
|
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|
2833 |
|
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|
2834 plcf->upstream.cache = ngx_shared_memory_add(cf, &value[1], 0, |
|
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|
2835 &ngx_http_proxy_module); |
|
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|
2836 if (plcf->upstream.cache == NULL) { |
|
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|
2837 return NGX_CONF_ERROR; |
|
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|
2838 } |
|
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|
2839 |
|
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|
2840 return NGX_CONF_OK; |
|
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|
2841 } |
|
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|
2842 |
| 2672 | 2843 |
| 2844 static char * | |
| 2845 ngx_http_proxy_cache_key(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) | |
| 2846 { | |
| 2847 ngx_http_proxy_loc_conf_t *plcf = conf; | |
| 2848 | |
| 2849 ngx_str_t *value; | |
| 2850 ngx_http_compile_complex_value_t ccv; | |
| 2851 | |
| 2852 value = cf->args->elts; | |
| 2853 | |
| 2854 if (plcf->cache_key.value.len) { | |
| 2855 return "is duplicate"; | |
| 2856 } | |
| 2857 | |
| 2858 ngx_memzero(&ccv, sizeof(ngx_http_compile_complex_value_t)); | |
| 2859 | |
| 2860 ccv.cf = cf; | |
| 2861 ccv.value = &value[1]; | |
| 2862 ccv.complex_value = &plcf->cache_key; | |
| 2863 | |
| 2864 if (ngx_http_compile_complex_value(&ccv) != NGX_OK) { | |
| 2865 return NGX_CONF_ERROR; | |
| 2866 } | |
| 2867 | |
| 2868 return NGX_CONF_OK; | |
| 2869 } | |
| 2870 | |
|
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|
2871 #endif |
|
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|
2872 |
|
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|
2873 |
|
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|
2874 static char * |
| 507 | 2875 ngx_http_proxy_lowat_check(ngx_conf_t *cf, void *post, void *data) |
| 2876 { | |
| 2877 #if (NGX_FREEBSD) | |
| 2878 ssize_t *np = data; | |
| 2879 | |
| 673 | 2880 if ((u_long) *np >= ngx_freebsd_net_inet_tcp_sendspace) { |
| 507 | 2881 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
| 2882 "\"proxy_send_lowat\" must be less than %d " | |
| 2883 "(sysctl net.inet.tcp.sendspace)", | |
| 2884 ngx_freebsd_net_inet_tcp_sendspace); | |
| 2885 | |
| 2886 return NGX_CONF_ERROR; | |
| 2887 } | |
| 2888 | |
| 2889 #elif !(NGX_HAVE_SO_SNDLOWAT) | |
| 2890 ssize_t *np = data; | |
| 2891 | |
| 2892 ngx_conf_log_error(NGX_LOG_WARN, cf, 0, | |
| 2893 "\"proxy_send_lowat\" is not supported, ignored"); | |
| 2894 | |
| 2895 *np = 0; | |
| 2896 | |
| 2897 #endif | |
| 2898 | |
| 2899 return NGX_CONF_OK; | |
| 2900 } | |
| 884 | 2901 |
| 2902 | |
| 2903 static char * | |
| 2904 ngx_http_proxy_upstream_max_fails_unsupported(ngx_conf_t *cf, | |
| 2905 ngx_command_t *cmd, void *conf) | |
| 2906 { | |
| 2907 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, | |
| 2908 "\"proxy_upstream_max_fails\" is not supported, " | |
| 2909 "use the \"max_fails\" parameter of the \"server\" directive ", | |
| 2910 "inside the \"upstream\" block"); | |
| 2911 | |
| 2912 return NGX_CONF_ERROR; | |
| 2913 } | |
| 2914 | |
| 2915 | |
| 2916 static char * | |
| 2917 ngx_http_proxy_upstream_fail_timeout_unsupported(ngx_conf_t *cf, | |
| 2918 ngx_command_t *cmd, void *conf) | |
| 2919 { | |
| 2920 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, | |
| 2921 "\"proxy_upstream_fail_timeout\" is not supported, " | |
| 2922 "use the \"fail_timeout\" parameter of the \"server\" directive ", | |
| 2923 "inside the \"upstream\" block"); | |
| 2924 | |
| 2925 return NGX_CONF_ERROR; | |
| 2926 } | |
| 1658 | 2927 |
| 2928 | |
| 2929 #if (NGX_HTTP_SSL) | |
| 2930 | |
| 2931 static ngx_int_t | |
| 2932 ngx_http_proxy_set_ssl(ngx_conf_t *cf, ngx_http_proxy_loc_conf_t *plcf) | |
| 2933 { | |
| 2934 ngx_pool_cleanup_t *cln; | |
| 2935 | |
| 2936 plcf->upstream.ssl = ngx_pcalloc(cf->pool, sizeof(ngx_ssl_t)); | |
| 2937 if (plcf->upstream.ssl == NULL) { | |
| 2938 return NGX_ERROR; | |
| 2939 } | |
| 2940 | |
| 2941 plcf->upstream.ssl->log = cf->log; | |
| 2942 | |
| 2943 if (ngx_ssl_create(plcf->upstream.ssl, | |
| 2944 NGX_SSL_SSLv2|NGX_SSL_SSLv3|NGX_SSL_TLSv1, NULL) | |
| 2945 != NGX_OK) | |
| 2946 { | |
| 2947 return NGX_ERROR; | |
| 2948 } | |
| 2949 | |
| 2950 cln = ngx_pool_cleanup_add(cf->pool, 0); | |
| 2951 if (cln == NULL) { | |
| 2952 return NGX_ERROR; | |
| 2953 } | |
| 2954 | |
| 2955 cln->handler = ngx_ssl_cleanup_ctx; | |
| 2956 cln->data = plcf->upstream.ssl; | |
| 2957 | |
| 2958 return NGX_OK; | |
| 2959 } | |
| 2960 | |
| 2961 #endif | |
| 2962 | |
| 2963 | |
|
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|
2964 static void |
|
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2430
diff
changeset
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2965 ngx_http_proxy_set_vars(ngx_url_t *u, ngx_http_proxy_vars_t *v) |
| 1658 | 2966 { |
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2203
8e5bf1bc87e2
*) refactor ngx_parse_inet_url()
Igor Sysoev <igor@sysoev.ru>
parents:
2184
diff
changeset
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2967 if (u->family != AF_UNIX) { |
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a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2430
diff
changeset
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2968 |
| 1658 | 2969 if (u->no_port || u->port == u->default_port) { |
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3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2430
diff
changeset
|
2970 |
| 1658 | 2971 v->host_header = u->host; |
| 2972 | |
| 2973 if (u->default_port == 80) { | |
| 2974 v->port.len = sizeof("80") - 1; | |
| 2975 v->port.data = (u_char *) "80"; | |
| 2976 | |
| 2977 } else { | |
| 2978 v->port.len = sizeof("443") - 1; | |
| 2979 v->port.data = (u_char *) "443"; | |
| 2980 } | |
| 2981 | |
| 2982 } 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
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2983 v->host_header.len = u->host.len + 1 + u->port_text.len; |
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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
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2984 v->host_header.data = u->host.data; |
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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
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2985 v->port = u->port_text; |
| 1658 | 2986 } |
| 2987 | |
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2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2430
diff
changeset
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2988 v->key_start.len += v->host_header.len; |
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3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2430
diff
changeset
|
2989 |
| 1658 | 2990 } else { |
| 2991 v->host_header.len = sizeof("localhost") - 1; | |
| 2992 v->host_header.data = (u_char *) "localhost"; | |
| 2993 v->port.len = 0; | |
| 2994 v->port.data = (u_char *) ""; | |
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2592
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a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2430
diff
changeset
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2995 v->key_start.len += sizeof("unix:") - 1 + u->host.len + 1; |
| 1658 | 2996 } |
| 2997 | |
| 2998 v->uri = u->uri; | |
| 2999 } |