Mercurial > hg > nginx
annotate src/http/modules/ngx_http_proxy_module.c @ 2989:dff9764eaca2
do auto redirect for proxy_pass/fastcgi_pass with variables
author | Igor Sysoev <igor@sysoev.ru> |
---|---|
date | Mon, 20 Jul 2009 11:44:38 +0000 |
parents | fe484c0be7c0 |
children | 95972b9e790b |
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 }, |
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170 { ngx_string("updating"), NGX_HTTP_UPSTREAM_FT_UPDATING }, |
665 | 171 { ngx_string("off"), NGX_HTTP_UPSTREAM_FT_OFF }, |
507 | 172 { ngx_null_string, 0 } |
173 }; | |
174 | |
175 | |
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176 static ngx_conf_bitmask_t ngx_http_proxy_ignore_headers_masks[] = { |
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177 { ngx_string("X-Accel-Redirect"), NGX_HTTP_UPSTREAM_IGN_XA_REDIRECT }, |
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178 { ngx_string("X-Accel-Expires"), NGX_HTTP_UPSTREAM_IGN_XA_EXPIRES }, |
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179 { ngx_string("Expires"), NGX_HTTP_UPSTREAM_IGN_EXPIRES }, |
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180 { ngx_string("Cache-Control"), NGX_HTTP_UPSTREAM_IGN_CACHE_CONTROL }, |
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181 { ngx_null_string, 0 } |
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182 }; |
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183 |
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184 |
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185 ngx_module_t ngx_http_proxy_module; |
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186 |
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187 |
507 | 188 static ngx_command_t ngx_http_proxy_commands[] = { |
189 | |
190 { ngx_string("proxy_pass"), | |
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191 NGX_HTTP_LOC_CONF|NGX_HTTP_LIF_CONF|NGX_HTTP_LMT_CONF|NGX_CONF_TAKE1, |
507 | 192 ngx_http_proxy_pass, |
193 NGX_HTTP_LOC_CONF_OFFSET, | |
194 0, | |
195 NULL }, | |
196 | |
509 | 197 { ngx_string("proxy_redirect"), |
198 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE12, | |
199 ngx_http_proxy_redirect, | |
200 NGX_HTTP_LOC_CONF_OFFSET, | |
201 0, | |
202 NULL }, | |
203 | |
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204 { ngx_string("proxy_store"), |
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205 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, |
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206 ngx_http_proxy_store, |
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207 NGX_HTTP_LOC_CONF_OFFSET, |
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208 0, |
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209 NULL }, |
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210 |
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211 { ngx_string("proxy_store_access"), |
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212 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE123, |
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213 ngx_conf_set_access_slot, |
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214 NGX_HTTP_LOC_CONF_OFFSET, |
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215 offsetof(ngx_http_proxy_loc_conf_t, upstream.store_access), |
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216 NULL }, |
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217 |
581 | 218 { ngx_string("proxy_buffering"), |
219 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG, | |
220 ngx_conf_set_flag_slot, | |
221 NGX_HTTP_LOC_CONF_OFFSET, | |
222 offsetof(ngx_http_proxy_loc_conf_t, upstream.buffering), | |
223 NULL }, | |
224 | |
629 | 225 { ngx_string("proxy_ignore_client_abort"), |
226 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG, | |
227 ngx_conf_set_flag_slot, | |
228 NGX_HTTP_LOC_CONF_OFFSET, | |
229 offsetof(ngx_http_proxy_loc_conf_t, upstream.ignore_client_abort), | |
230 NULL }, | |
231 | |
507 | 232 { ngx_string("proxy_connect_timeout"), |
233 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, | |
234 ngx_conf_set_msec_slot, | |
235 NGX_HTTP_LOC_CONF_OFFSET, | |
236 offsetof(ngx_http_proxy_loc_conf_t, upstream.connect_timeout), | |
237 NULL }, | |
238 | |
239 { ngx_string("proxy_send_timeout"), | |
240 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, | |
241 ngx_conf_set_msec_slot, | |
242 NGX_HTTP_LOC_CONF_OFFSET, | |
243 offsetof(ngx_http_proxy_loc_conf_t, upstream.send_timeout), | |
244 NULL }, | |
245 | |
246 { ngx_string("proxy_send_lowat"), | |
247 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, | |
248 ngx_conf_set_size_slot, | |
249 NGX_HTTP_LOC_CONF_OFFSET, | |
250 offsetof(ngx_http_proxy_loc_conf_t, upstream.send_lowat), | |
251 &ngx_http_proxy_lowat_post }, | |
252 | |
657 | 253 { ngx_string("proxy_intercept_errors"), |
254 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG, | |
255 ngx_conf_set_flag_slot, | |
256 NGX_HTTP_LOC_CONF_OFFSET, | |
257 offsetof(ngx_http_proxy_loc_conf_t, upstream.intercept_errors), | |
258 NULL }, | |
259 | |
509 | 260 { ngx_string("proxy_set_header"), |
261 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE2, | |
649 | 262 ngx_conf_set_keyval_slot, |
507 | 263 NGX_HTTP_LOC_CONF_OFFSET, |
509 | 264 offsetof(ngx_http_proxy_loc_conf_t, headers_source), |
507 | 265 NULL }, |
266 | |
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267 { ngx_string("proxy_headers_hash_max_size"), |
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268 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, |
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269 ngx_conf_set_num_slot, |
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270 NGX_HTTP_LOC_CONF_OFFSET, |
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271 offsetof(ngx_http_proxy_loc_conf_t, headers_hash_max_size), |
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272 NULL }, |
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273 |
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274 { ngx_string("proxy_headers_hash_bucket_size"), |
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275 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, |
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276 ngx_conf_set_num_slot, |
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277 NGX_HTTP_LOC_CONF_OFFSET, |
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278 offsetof(ngx_http_proxy_loc_conf_t, headers_hash_bucket_size), |
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279 NULL }, |
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280 |
577 | 281 { ngx_string("proxy_set_body"), |
282 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, | |
283 ngx_conf_set_str_slot, | |
284 NGX_HTTP_LOC_CONF_OFFSET, | |
285 offsetof(ngx_http_proxy_loc_conf_t, body_source), | |
286 NULL }, | |
287 | |
509 | 288 { ngx_string("proxy_method"), |
289 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, | |
561 | 290 ngx_conf_set_str_slot, |
509 | 291 NGX_HTTP_LOC_CONF_OFFSET, |
561 | 292 offsetof(ngx_http_proxy_loc_conf_t, method), |
293 NULL }, | |
509 | 294 |
295 { ngx_string("proxy_pass_request_headers"), | |
507 | 296 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG, |
297 ngx_conf_set_flag_slot, | |
298 NGX_HTTP_LOC_CONF_OFFSET, | |
509 | 299 offsetof(ngx_http_proxy_loc_conf_t, upstream.pass_request_headers), |
507 | 300 NULL }, |
301 | |
509 | 302 { ngx_string("proxy_pass_request_body"), |
507 | 303 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG, |
304 ngx_conf_set_flag_slot, | |
305 NGX_HTTP_LOC_CONF_OFFSET, | |
509 | 306 offsetof(ngx_http_proxy_loc_conf_t, upstream.pass_request_body), |
507 | 307 NULL }, |
308 | |
581 | 309 { ngx_string("proxy_buffer_size"), |
310 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, | |
311 ngx_conf_set_size_slot, | |
312 NGX_HTTP_LOC_CONF_OFFSET, | |
313 offsetof(ngx_http_proxy_loc_conf_t, upstream.buffer_size), | |
314 NULL }, | |
315 | |
507 | 316 { ngx_string("proxy_read_timeout"), |
317 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, | |
318 ngx_conf_set_msec_slot, | |
319 NGX_HTTP_LOC_CONF_OFFSET, | |
320 offsetof(ngx_http_proxy_loc_conf_t, upstream.read_timeout), | |
321 NULL }, | |
322 | |
323 { ngx_string("proxy_buffers"), | |
324 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE2, | |
325 ngx_conf_set_bufs_slot, | |
326 NGX_HTTP_LOC_CONF_OFFSET, | |
327 offsetof(ngx_http_proxy_loc_conf_t, upstream.bufs), | |
328 NULL }, | |
329 | |
330 { ngx_string("proxy_busy_buffers_size"), | |
331 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, | |
332 ngx_conf_set_size_slot, | |
333 NGX_HTTP_LOC_CONF_OFFSET, | |
529 | 334 offsetof(ngx_http_proxy_loc_conf_t, upstream.busy_buffers_size_conf), |
507 | 335 NULL }, |
336 | |
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337 #if (NGX_HTTP_CACHE) |
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338 |
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339 { ngx_string("proxy_cache"), |
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340 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG, |
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341 ngx_http_proxy_cache, |
2597 | 342 NGX_HTTP_LOC_CONF_OFFSET, |
2596 | 343 0, |
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344 NULL }, |
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345 |
2672 | 346 { ngx_string("proxy_cache_key"), |
347 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG, | |
348 ngx_http_proxy_cache_key, | |
349 NGX_HTTP_LOC_CONF_OFFSET, | |
350 0, | |
351 NULL }, | |
352 | |
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353 { ngx_string("proxy_cache_path"), |
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354 NGX_HTTP_MAIN_CONF|NGX_CONF_2MORE, |
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355 ngx_http_file_cache_set_slot, |
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356 0, |
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357 0, |
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358 &ngx_http_proxy_module }, |
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359 |
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360 { ngx_string("proxy_cache_valid"), |
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361 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_1MORE, |
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362 ngx_http_file_cache_valid_set_slot, |
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363 NGX_HTTP_LOC_CONF_OFFSET, |
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364 offsetof(ngx_http_proxy_loc_conf_t, upstream.cache_valid), |
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365 NULL }, |
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366 |
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367 { ngx_string("proxy_cache_min_uses"), |
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368 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, |
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369 ngx_conf_set_num_slot, |
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370 NGX_HTTP_LOC_CONF_OFFSET, |
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371 offsetof(ngx_http_proxy_loc_conf_t, upstream.cache_min_uses), |
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372 NULL }, |
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373 |
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374 { ngx_string("proxy_cache_use_stale"), |
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375 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_1MORE, |
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376 ngx_conf_set_bitmask_slot, |
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377 NGX_HTTP_LOC_CONF_OFFSET, |
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378 offsetof(ngx_http_proxy_loc_conf_t, upstream.cache_use_stale), |
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379 &ngx_http_proxy_next_upstream_masks }, |
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380 |
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381 { ngx_string("proxy_cache_methods"), |
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382 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_1MORE, |
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383 ngx_conf_set_bitmask_slot, |
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384 NGX_HTTP_LOC_CONF_OFFSET, |
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385 offsetof(ngx_http_proxy_loc_conf_t, upstream.cache_methods), |
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386 &ngx_http_upstream_cache_method_mask }, |
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387 |
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388 #endif |
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389 |
507 | 390 { ngx_string("proxy_temp_path"), |
391 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1234, | |
392 ngx_conf_set_path_slot, | |
393 NGX_HTTP_LOC_CONF_OFFSET, | |
394 offsetof(ngx_http_proxy_loc_conf_t, upstream.temp_path), | |
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395 NULL }, |
507 | 396 |
397 { ngx_string("proxy_max_temp_file_size"), | |
398 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, | |
399 ngx_conf_set_size_slot, | |
400 NGX_HTTP_LOC_CONF_OFFSET, | |
529 | 401 offsetof(ngx_http_proxy_loc_conf_t, upstream.max_temp_file_size_conf), |
507 | 402 NULL }, |
403 | |
404 { ngx_string("proxy_temp_file_write_size"), | |
405 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, | |
406 ngx_conf_set_size_slot, | |
407 NGX_HTTP_LOC_CONF_OFFSET, | |
529 | 408 offsetof(ngx_http_proxy_loc_conf_t, upstream.temp_file_write_size_conf), |
507 | 409 NULL }, |
410 | |
411 { ngx_string("proxy_next_upstream"), | |
547 | 412 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_1MORE, |
507 | 413 ngx_conf_set_bitmask_slot, |
414 NGX_HTTP_LOC_CONF_OFFSET, | |
415 offsetof(ngx_http_proxy_loc_conf_t, upstream.next_upstream), | |
416 &ngx_http_proxy_next_upstream_masks }, | |
417 | |
561 | 418 { ngx_string("proxy_upstream_max_fails"), |
419 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, | |
884 | 420 ngx_http_proxy_upstream_max_fails_unsupported, |
421 0, | |
422 0, | |
561 | 423 NULL }, |
424 | |
425 { ngx_string("proxy_upstream_fail_timeout"), | |
426 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, | |
884 | 427 ngx_http_proxy_upstream_fail_timeout_unsupported, |
428 0, | |
429 0, | |
561 | 430 NULL }, |
431 | |
649 | 432 { ngx_string("proxy_pass_header"), |
507 | 433 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG, |
649 | 434 ngx_conf_set_str_array_slot, |
507 | 435 NGX_HTTP_LOC_CONF_OFFSET, |
649 | 436 offsetof(ngx_http_proxy_loc_conf_t, upstream.pass_headers), |
507 | 437 NULL }, |
438 | |
649 | 439 { ngx_string("proxy_hide_header"), |
507 | 440 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG, |
649 | 441 ngx_conf_set_str_array_slot, |
507 | 442 NGX_HTTP_LOC_CONF_OFFSET, |
649 | 443 offsetof(ngx_http_proxy_loc_conf_t, upstream.hide_headers), |
507 | 444 NULL }, |
445 | |
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446 { ngx_string("proxy_ignore_headers"), |
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447 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_1MORE, |
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448 ngx_conf_set_bitmask_slot, |
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449 NGX_HTTP_LOC_CONF_OFFSET, |
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450 offsetof(ngx_http_proxy_loc_conf_t, upstream.ignore_headers), |
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451 &ngx_http_proxy_ignore_headers_masks }, |
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452 |
2184 | 453 #if (NGX_HTTP_SSL) |
454 | |
455 { ngx_string("proxy_ssl_session_reuse"), | |
456 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG, | |
457 ngx_conf_set_flag_slot, | |
458 NGX_HTTP_LOC_CONF_OFFSET, | |
459 offsetof(ngx_http_proxy_loc_conf_t, upstream.ssl_session_reuse), | |
460 NULL }, | |
461 | |
462 #endif | |
463 | |
507 | 464 ngx_null_command |
465 }; | |
466 | |
467 | |
667 | 468 static ngx_http_module_t ngx_http_proxy_module_ctx = { |
509 | 469 ngx_http_proxy_add_variables, /* preconfiguration */ |
470 NULL, /* postconfiguration */ | |
507 | 471 |
472 NULL, /* create main configuration */ | |
473 NULL, /* init main configuration */ | |
474 | |
475 NULL, /* create server configuration */ | |
476 NULL, /* merge server configuration */ | |
477 | |
478 ngx_http_proxy_create_loc_conf, /* create location configration */ | |
479 ngx_http_proxy_merge_loc_conf /* merge location configration */ | |
480 }; | |
481 | |
482 | |
483 ngx_module_t ngx_http_proxy_module = { | |
509 | 484 NGX_MODULE_V1, |
507 | 485 &ngx_http_proxy_module_ctx, /* module context */ |
486 ngx_http_proxy_commands, /* module directives */ | |
487 NGX_HTTP_MODULE, /* module type */ | |
541 | 488 NULL, /* init master */ |
509 | 489 NULL, /* init module */ |
541 | 490 NULL, /* init process */ |
491 NULL, /* init thread */ | |
492 NULL, /* exit thread */ | |
493 NULL, /* exit process */ | |
494 NULL, /* exit master */ | |
495 NGX_MODULE_V1_PADDING | |
507 | 496 }; |
497 | |
498 | |
499 static char ngx_http_proxy_version[] = " HTTP/1.0" CRLF; | |
500 | |
509 | 501 |
649 | 502 static ngx_keyval_t ngx_http_proxy_headers[] = { |
503 { ngx_string("Host"), ngx_string("$proxy_host") }, | |
504 { ngx_string("Connection"), ngx_string("close") }, | |
505 { ngx_string("Keep-Alive"), ngx_string("") }, | |
2067 | 506 { ngx_string("Expect"), ngx_string("") }, |
649 | 507 { ngx_null_string, ngx_null_string } |
508 }; | |
509 | |
510 | |
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511 static ngx_str_t ngx_http_proxy_hide_headers[] = { |
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512 ngx_string("Date"), |
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513 ngx_string("Server"), |
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514 ngx_string("X-Pad"), |
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515 ngx_string("X-Accel-Expires"), |
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516 ngx_string("X-Accel-Redirect"), |
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517 ngx_string("X-Accel-Limit-Rate"), |
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518 ngx_string("X-Accel-Buffering"), |
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519 ngx_string("X-Accel-Charset"), |
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520 ngx_null_string |
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521 }; |
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522 |
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523 |
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524 #if (NGX_HTTP_CACHE) |
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525 |
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526 static ngx_keyval_t ngx_http_proxy_cache_headers[] = { |
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527 { ngx_string("Host"), ngx_string("$proxy_host") }, |
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528 { ngx_string("Connection"), ngx_string("close") }, |
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529 { ngx_string("Keep-Alive"), ngx_string("") }, |
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530 { ngx_string("Expect"), ngx_string("") }, |
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531 { ngx_string("If-Modified-Since"), ngx_string("") }, |
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532 { ngx_string("If-Unmodified-Since"), ngx_string("") }, |
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533 { ngx_string("If-Match-None"), ngx_string("") }, |
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534 { ngx_string("If-Match"), ngx_string("") }, |
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535 { ngx_string("Range"), ngx_string("") }, |
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536 { ngx_string("If-Range"), ngx_string("") }, |
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537 { ngx_null_string, ngx_null_string } |
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538 }; |
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539 |
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540 |
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541 static ngx_str_t ngx_http_proxy_hide_cache_headers[] = { |
649 | 542 ngx_string("Date"), |
543 ngx_string("Server"), | |
544 ngx_string("X-Pad"), | |
545 ngx_string("X-Accel-Expires"), | |
546 ngx_string("X-Accel-Redirect"), | |
547 ngx_string("X-Accel-Limit-Rate"), | |
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548 ngx_string("X-Accel-Buffering"), |
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549 ngx_string("X-Accel-Charset"), |
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550 ngx_string("Set-Cookie"), |
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551 ngx_string("P3P"), |
649 | 552 ngx_null_string |
509 | 553 }; |
554 | |
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555 #endif |
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556 |
509 | 557 |
558 static ngx_http_variable_t ngx_http_proxy_vars[] = { | |
559 | |
637 | 560 { ngx_string("proxy_host"), NULL, ngx_http_proxy_host_variable, 0, |
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561 NGX_HTTP_VAR_CHANGEABLE|NGX_HTTP_VAR_NOCACHEABLE|NGX_HTTP_VAR_NOHASH, 0 }, |
509 | 562 |
637 | 563 { ngx_string("proxy_port"), NULL, ngx_http_proxy_port_variable, 0, |
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564 NGX_HTTP_VAR_CHANGEABLE|NGX_HTTP_VAR_NOCACHEABLE|NGX_HTTP_VAR_NOHASH, 0 }, |
509 | 565 |
637 | 566 { ngx_string("proxy_add_x_forwarded_for"), NULL, |
583 | 567 ngx_http_proxy_add_x_forwarded_for_variable, 0, NGX_HTTP_VAR_NOHASH, 0 }, |
509 | 568 |
569 #if 0 | |
637 | 570 { ngx_string("proxy_add_via"), NULL, NULL, 0, NGX_HTTP_VAR_NOHASH, 0 }, |
509 | 571 #endif |
572 | |
637 | 573 { ngx_string("proxy_internal_body_length"), NULL, |
583 | 574 ngx_http_proxy_internal_body_length_variable, 0, NGX_HTTP_VAR_NOHASH, 0 }, |
577 | 575 |
637 | 576 { ngx_null_string, NULL, NULL, 0, 0, 0 } |
509 | 577 }; |
507 | 578 |
579 | |
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580 static ngx_path_init_t ngx_http_proxy_temp_path = { |
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581 ngx_string(NGX_HTTP_PROXY_TEMP_PATH), { 1, 2, 0 } |
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582 }; |
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583 |
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584 |
507 | 585 static ngx_int_t |
586 ngx_http_proxy_handler(ngx_http_request_t *r) | |
577 | 587 { |
507 | 588 ngx_int_t rc; |
589 ngx_http_upstream_t *u; | |
1658 | 590 ngx_http_proxy_ctx_t *ctx; |
507 | 591 ngx_http_proxy_loc_conf_t *plcf; |
577 | 592 |
507 | 593 u = ngx_pcalloc(r->pool, sizeof(ngx_http_upstream_t)); |
594 if (u == NULL) { | |
595 return NGX_HTTP_INTERNAL_SERVER_ERROR; | |
596 } | |
577 | 597 |
1658 | 598 r->upstream = u; |
599 | |
600 ctx = ngx_pcalloc(r->pool, sizeof(ngx_http_proxy_ctx_t)); | |
601 if (ctx == NULL) { | |
602 return NGX_ERROR; | |
603 } | |
604 | |
605 ngx_http_set_ctx(r, ctx, ngx_http_proxy_module); | |
606 | |
607 plcf = ngx_http_get_module_loc_conf(r, ngx_http_proxy_module); | |
608 | |
609 if (plcf->proxy_lengths == 0) { | |
610 ctx->vars = plcf->vars; | |
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611 u->schema = plcf->vars.schema; |
1658 | 612 #if (NGX_HTTP_SSL) |
613 u->ssl = (plcf->upstream.ssl != NULL); | |
614 #endif | |
615 | |
616 } else { | |
617 if (ngx_http_proxy_eval(r, ctx, plcf) != NGX_OK) { | |
618 return NGX_HTTP_INTERNAL_SERVER_ERROR; | |
619 } | |
620 } | |
621 | |
507 | 622 u->peer.log = r->connection->log; |
623 u->peer.log_error = NGX_ERROR_ERR; | |
624 #if (NGX_THREADS) | |
625 u->peer.lock = &r->connection->lock; | |
626 #endif | |
627 | |
628 u->output.tag = (ngx_buf_tag_t) &ngx_http_proxy_module; | |
629 | |
630 u->conf = &plcf->upstream; | |
631 | |
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632 #if (NGX_HTTP_CACHE) |
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633 u->create_key = ngx_http_proxy_create_key; |
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634 #endif |
507 | 635 u->create_request = ngx_http_proxy_create_request; |
636 u->reinit_request = ngx_http_proxy_reinit_request; | |
509 | 637 u->process_header = ngx_http_proxy_process_status_line; |
507 | 638 u->abort_request = ngx_http_proxy_abort_request; |
639 u->finalize_request = ngx_http_proxy_finalize_request; | |
640 | |
509 | 641 if (plcf->redirects) { |
642 u->rewrite_redirect = ngx_http_proxy_rewrite_redirect; | |
643 } | |
644 | |
649 | 645 u->buffering = plcf->upstream.buffering; |
646 | |
647 u->pipe = ngx_pcalloc(r->pool, sizeof(ngx_event_pipe_t)); | |
648 if (u->pipe == NULL) { | |
649 return NGX_HTTP_INTERNAL_SERVER_ERROR; | |
581 | 650 } |
507 | 651 |
649 | 652 u->pipe->input_filter = ngx_event_pipe_copy_input_filter; |
653 | |
509 | 654 u->accel = 1; |
577 | 655 |
507 | 656 rc = ngx_http_read_client_request_body(r, ngx_http_upstream_init); |
657 | |
658 if (rc >= NGX_HTTP_SPECIAL_RESPONSE) { | |
659 return rc; | |
660 } | |
661 | |
662 return NGX_DONE; | |
663 } | |
664 | |
665 | |
666 static ngx_int_t | |
1658 | 667 ngx_http_proxy_eval(ngx_http_request_t *r, ngx_http_proxy_ctx_t *ctx, |
668 ngx_http_proxy_loc_conf_t *plcf) | |
669 { | |
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670 u_char *p; |
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671 size_t add; |
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672 u_short port; |
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673 ngx_str_t proxy; |
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674 ngx_url_t url; |
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675 ngx_http_upstream_t *u; |
1658 | 676 |
677 if (ngx_http_script_run(r, &proxy, plcf->proxy_lengths->elts, 0, | |
678 plcf->proxy_values->elts) | |
679 == NULL) | |
680 { | |
681 return NGX_ERROR; | |
682 } | |
683 | |
684 if (ngx_strncasecmp(proxy.data, (u_char *) "http://", 7) == 0) { | |
685 | |
686 add = 7; | |
687 port = 80; | |
688 | |
689 #if (NGX_HTTP_SSL) | |
690 | |
691 } else if (ngx_strncasecmp(proxy.data, (u_char *) "https://", 8) == 0) { | |
692 | |
693 add = 8; | |
694 port = 443; | |
695 r->upstream->ssl = 1; | |
696 | |
697 #endif | |
698 | |
699 } else { | |
700 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, | |
701 "invalid URL prefix in \"%V\"", &proxy); | |
702 return NGX_ERROR; | |
703 } | |
704 | |
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705 u = r->upstream; |
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706 |
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707 u->schema.len = add; |
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708 u->schema.data = proxy.data; |
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709 |
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710 ngx_memzero(&url, sizeof(ngx_url_t)); |
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711 |
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712 url.url.len = proxy.len - add; |
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713 url.url.data = proxy.data + add; |
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714 url.default_port = port; |
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715 url.uri_part = 1; |
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716 url.no_resolve = 1; |
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717 |
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718 if (ngx_parse_url(r->pool, &url) != NGX_OK) { |
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719 if (url.err) { |
1658 | 720 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, |
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721 "%s in upstream \"%V\"", url.err, &url.url); |
1658 | 722 } |
723 | |
724 return NGX_ERROR; | |
725 } | |
726 | |
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727 if (url.uri.len && url.uri.data[0] == '?') { |
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728 p = ngx_pnalloc(r->pool, url.uri.len + 1); |
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729 if (p == NULL) { |
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730 return NGX_ERROR; |
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731 } |
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732 |
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733 *p++ = '/'; |
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734 ngx_memcpy(p, url.uri.data, url.uri.len); |
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735 |
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736 url.uri.len++; |
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737 url.uri.data = p - 1; |
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738 } |
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739 |
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740 ctx->vars.key_start = u->schema; |
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741 |
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742 ngx_http_proxy_set_vars(&url, &ctx->vars); |
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743 |
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744 u->resolved = ngx_pcalloc(r->pool, sizeof(ngx_http_upstream_resolved_t)); |
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745 if (u->resolved == NULL) { |
1658 | 746 return NGX_ERROR; |
747 } | |
748 | |
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749 if (url.addrs && url.addrs[0].sockaddr) { |
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750 u->resolved->sockaddr = url.addrs[0].sockaddr; |
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751 u->resolved->socklen = url.addrs[0].socklen; |
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752 u->resolved->naddrs = 1; |
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753 u->resolved->host = url.addrs[0].name; |
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754 |
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755 } else { |
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756 u->resolved->host = url.host; |
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757 u->resolved->port = (in_port_t) (url.no_port ? port : url.port); |
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758 u->resolved->no_port = url.no_port; |
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759 } |
1658 | 760 |
761 return NGX_OK; | |
762 } | |
763 | |
764 | |
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765 #if (NGX_HTTP_CACHE) |
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766 |
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767 static ngx_int_t |
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768 ngx_http_proxy_create_key(ngx_http_request_t *r) |
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769 { |
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770 size_t len, loc_len; |
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771 u_char *p; |
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772 uintptr_t escape; |
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773 ngx_str_t *key; |
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774 ngx_http_upstream_t *u; |
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775 ngx_http_proxy_ctx_t *ctx; |
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776 ngx_http_proxy_loc_conf_t *plcf; |
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777 |
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778 u = r->upstream; |
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779 |
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780 plcf = ngx_http_get_module_loc_conf(r, ngx_http_proxy_module); |
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781 |
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782 ctx = ngx_http_get_module_ctx(r, ngx_http_proxy_module); |
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783 |
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784 key = ngx_array_push(&r->cache->keys); |
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785 if (key == NULL) { |
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786 return NGX_ERROR; |
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787 } |
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788 |
2672 | 789 if (plcf->cache_key.value.len) { |
790 | |
791 if (ngx_http_complex_value(r, &plcf->cache_key, key) != NGX_OK) { | |
792 return NGX_ERROR; | |
793 } | |
794 | |
795 return NGX_OK; | |
796 } | |
797 | |
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798 *key = ctx->vars.key_start; |
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799 |
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800 key = ngx_array_push(&r->cache->keys); |
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801 if (key == NULL) { |
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802 return NGX_ERROR; |
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803 } |
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804 |
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805 if (plcf->proxy_lengths) { |
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806 |
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807 *key = ctx->vars.uri; |
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808 u->uri = ctx->vars.uri; |
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809 |
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810 return NGX_OK; |
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811 |
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812 } else if (ctx->vars.uri.len == 0 && r->valid_unparsed_uri && r == r->main) |
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813 { |
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814 *key = r->unparsed_uri; |
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815 u->uri = r->unparsed_uri; |
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816 |
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817 return NGX_OK; |
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818 } |
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819 |
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820 loc_len = (r->valid_location && ctx->vars.uri.len) ? plcf->location.len : 0; |
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821 |
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822 if (r->quoted_uri || r->internal) { |
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823 escape = 2 * ngx_escape_uri(NULL, r->uri.data + loc_len, |
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824 r->uri.len - loc_len, NGX_ESCAPE_URI); |
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825 } else { |
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826 escape = 0; |
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827 } |
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828 |
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829 len = ctx->vars.uri.len + r->uri.len - loc_len + escape |
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830 + sizeof("?") - 1 + r->args.len; |
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831 |
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832 p = ngx_pnalloc(r->pool, len); |
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833 if (p == NULL) { |
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834 return NGX_ERROR; |
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835 } |
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836 |
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837 key->data = p; |
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838 |
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839 if (r->valid_location) { |
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840 p = ngx_copy(p, ctx->vars.uri.data, ctx->vars.uri.len); |
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841 } |
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842 |
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843 if (escape) { |
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844 ngx_escape_uri(p, r->uri.data + loc_len, |
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845 r->uri.len - loc_len, NGX_ESCAPE_URI); |
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846 p += r->uri.len - loc_len + escape; |
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847 |
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848 } else { |
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849 p = ngx_copy(p, r->uri.data + loc_len, r->uri.len - loc_len); |
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850 } |
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851 |
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852 if (r->args.len > 0) { |
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853 *p++ = '?'; |
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854 p = ngx_copy(p, r->args.data, r->args.len); |
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855 } |
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856 |
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857 key->len = p - key->data; |
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858 u->uri = *key; |
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859 |
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860 return NGX_OK; |
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861 } |
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862 |
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863 #endif |
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864 |
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865 |
1658 | 866 static ngx_int_t |
507 | 867 ngx_http_proxy_create_request(ngx_http_request_t *r) |
868 { | |
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869 size_t len, uri_len, loc_len, body_len; |
509 | 870 uintptr_t escape; |
871 ngx_buf_t *b; | |
649 | 872 ngx_str_t method; |
873 ngx_uint_t i, unparsed_uri; | |
509 | 874 ngx_chain_t *cl, *body; |
875 ngx_list_part_t *part; | |
876 ngx_table_elt_t *header; | |
877 ngx_http_upstream_t *u; | |
1658 | 878 ngx_http_proxy_ctx_t *ctx; |
509 | 879 ngx_http_script_code_pt code; |
880 ngx_http_script_engine_t e, le; | |
881 ngx_http_proxy_loc_conf_t *plcf; | |
882 ngx_http_script_len_code_pt lcode; | |
507 | 883 |
884 u = r->upstream; | |
885 | |
886 plcf = ngx_http_get_module_loc_conf(r, ngx_http_proxy_module); | |
887 | |
561 | 888 if (u->method.len) { |
889 /* HEAD was changed to GET to cache response */ | |
890 method = u->method; | |
891 method.len++; | |
892 | |
893 } else if (plcf->method.len) { | |
894 method = plcf->method; | |
895 | |
507 | 896 } else { |
561 | 897 method = r->method_name; |
898 method.len++; | |
507 | 899 } |
900 | |
1667 | 901 len = method.len + sizeof(ngx_http_proxy_version) - 1 + sizeof(CRLF) - 1; |
902 | |
507 | 903 escape = 0; |
1658 | 904 loc_len = 0; |
905 unparsed_uri = 0; | |
906 | |
907 ctx = ngx_http_get_module_ctx(r, ngx_http_proxy_module); | |
908 | |
909 if (plcf->proxy_lengths) { | |
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910 uri_len = ctx->vars.uri.len; |
1658 | 911 |
912 } else if (ctx->vars.uri.len == 0 && r->valid_unparsed_uri && r == r->main) | |
913 { | |
609 | 914 unparsed_uri = 1; |
2592
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915 uri_len = r->unparsed_uri.len; |
507 | 916 |
917 } else { | |
1658 | 918 loc_len = (r->valid_location && ctx->vars.uri.len) ? |
919 plcf->location.len : 0; | |
920 | |
1466
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921 if (r->quoted_uri || r->internal) { |
509 | 922 escape = 2 * ngx_escape_uri(NULL, r->uri.data + loc_len, |
923 r->uri.len - loc_len, NGX_ESCAPE_URI); | |
507 | 924 } |
925 | |
2592
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926 uri_len = ctx->vars.uri.len + r->uri.len - loc_len + escape |
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927 + sizeof("?") - 1 + r->args.len; |
507 | 928 } |
929 | |
2592
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930 if (uri_len == 0) { |
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931 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, |
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932 "zero length URI to proxy"); |
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933 return NGX_ERROR; |
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934 } |
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935 |
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936 len += uri_len; |
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937 |
1565 | 938 ngx_http_script_flush_no_cacheable_variables(r, plcf->flushes); |
573 | 939 |
577 | 940 if (plcf->body_set_len) { |
941 le.ip = plcf->body_set_len->elts; | |
942 le.request = r; | |
943 le.flushed = 1; | |
944 body_len = 0; | |
945 | |
946 while (*(uintptr_t *) le.ip) { | |
947 lcode = *(ngx_http_script_len_code_pt *) le.ip; | |
948 body_len += lcode(&le); | |
949 } | |
950 | |
1658 | 951 ctx->internal_body_length = body_len; |
577 | 952 len += body_len; |
953 } | |
954 | |
509 | 955 le.ip = plcf->headers_set_len->elts; |
956 le.request = r; | |
573 | 957 le.flushed = 1; |
507 | 958 |
509 | 959 while (*(uintptr_t *) le.ip) { |
960 while (*(uintptr_t *) le.ip) { | |
961 lcode = *(ngx_http_script_len_code_pt *) le.ip; | |
962 len += lcode(&le); | |
963 } | |
964 le.ip += sizeof(uintptr_t); | |
507 | 965 } |
966 | |
967 | |
509 | 968 if (plcf->upstream.pass_request_headers) { |
969 part = &r->headers_in.headers.part; | |
970 header = part->elts; | |
971 | |
972 for (i = 0; /* void */; i++) { | |
507 | 973 |
509 | 974 if (i >= part->nelts) { |
975 if (part->next == NULL) { | |
976 break; | |
977 } | |
978 | |
979 part = part->next; | |
980 header = part->elts; | |
577 | 981 i = 0; |
507 | 982 } |
983 | |
649 | 984 if (ngx_hash_find(&plcf->headers_set_hash, header[i].hash, |
985 header[i].lowcase_key, header[i].key.len)) | |
509 | 986 { |
987 continue; | |
988 } | |
989 | |
990 len += header[i].key.len + sizeof(": ") - 1 | |
991 + header[i].value.len + sizeof(CRLF) - 1; | |
507 | 992 } |
509 | 993 } |
507 | 994 |
995 | |
996 b = ngx_create_temp_buf(r->pool, len); | |
997 if (b == NULL) { | |
998 return NGX_ERROR; | |
999 } | |
1000 | |
1001 cl = ngx_alloc_chain_link(r->pool); | |
1002 if (cl == NULL) { | |
1003 return NGX_ERROR; | |
1004 } | |
1005 | |
1006 cl->buf = b; | |
1007 | |
1008 | |
1009 /* the request line */ | |
1010 | |
573 | 1011 b->last = ngx_copy(b->last, method.data, method.len); |
507 | 1012 |
555 | 1013 u->uri.data = b->last; |
1014 | |
1658 | 1015 if (plcf->proxy_lengths) { |
1016 b->last = ngx_copy(b->last, ctx->vars.uri.data, ctx->vars.uri.len); | |
1017 | |
1018 } else if (unparsed_uri) { | |
573 | 1019 b->last = ngx_copy(b->last, r->unparsed_uri.data, r->unparsed_uri.len); |
1020 | |
507 | 1021 } else { |
555 | 1022 if (r->valid_location) { |
1658 | 1023 b->last = ngx_copy(b->last, ctx->vars.uri.data, ctx->vars.uri.len); |
555 | 1024 } |
551 | 1025 |
507 | 1026 if (escape) { |
509 | 1027 ngx_escape_uri(b->last, r->uri.data + loc_len, |
1028 r->uri.len - loc_len, NGX_ESCAPE_URI); | |
1029 b->last += r->uri.len - loc_len + escape; | |
507 | 1030 |
577 | 1031 } else { |
573 | 1032 b->last = ngx_copy(b->last, r->uri.data + loc_len, |
1033 r->uri.len - loc_len); | |
507 | 1034 } |
1035 | |
1036 if (r->args.len > 0) { | |
1037 *b->last++ = '?'; | |
573 | 1038 b->last = ngx_copy(b->last, r->args.data, r->args.len); |
507 | 1039 } |
1040 } | |
1041 | |
555 | 1042 u->uri.len = b->last - u->uri.data; |
1043 | |
507 | 1044 b->last = ngx_cpymem(b->last, ngx_http_proxy_version, |
1045 sizeof(ngx_http_proxy_version) - 1); | |
1046 | |
577 | 1047 ngx_memzero(&e, sizeof(ngx_http_script_engine_t)); |
507 | 1048 |
1049 e.ip = plcf->headers_set->elts; | |
1050 e.pos = b->last; | |
509 | 1051 e.request = r; |
573 | 1052 e.flushed = 1; |
507 | 1053 |
509 | 1054 le.ip = plcf->headers_set_len->elts; |
1055 | |
1056 while (*(uintptr_t *) le.ip) { | |
1057 lcode = *(ngx_http_script_len_code_pt *) le.ip; | |
515 | 1058 |
1059 /* skip the header line name length */ | |
1060 (void) lcode(&le); | |
509 | 1061 |
1062 if (*(ngx_http_script_len_code_pt *) le.ip) { | |
1063 | |
1064 for (len = 0; *(uintptr_t *) le.ip; len += lcode(&le)) { | |
1065 lcode = *(ngx_http_script_len_code_pt *) le.ip; | |
1066 } | |
1067 | |
1068 e.skip = (len == sizeof(CRLF) - 1) ? 1 : 0; | |
1069 | |
1070 } else { | |
1071 e.skip = 0; | |
1072 } | |
1073 | |
1074 le.ip += sizeof(uintptr_t); | |
1075 | |
1076 while (*(uintptr_t *) e.ip) { | |
1077 code = *(ngx_http_script_code_pt *) e.ip; | |
1078 code((ngx_http_script_engine_t *) &e); | |
577 | 1079 } |
509 | 1080 e.ip += sizeof(uintptr_t); |
507 | 1081 } |
1082 | |
1083 b->last = e.pos; | |
1084 | |
1085 | |
509 | 1086 if (plcf->upstream.pass_request_headers) { |
1087 part = &r->headers_in.headers.part; | |
1088 header = part->elts; | |
577 | 1089 |
509 | 1090 for (i = 0; /* void */; i++) { |
507 | 1091 |
509 | 1092 if (i >= part->nelts) { |
1093 if (part->next == NULL) { | |
1094 break; | |
1095 } | |
1096 | |
1097 part = part->next; | |
1098 header = part->elts; | |
577 | 1099 i = 0; |
507 | 1100 } |
1101 | |
649 | 1102 if (ngx_hash_find(&plcf->headers_set_hash, header[i].hash, |
1103 header[i].lowcase_key, header[i].key.len)) | |
509 | 1104 { |
1105 continue; | |
1106 } | |
507 | 1107 |
573 | 1108 b->last = ngx_copy(b->last, header[i].key.data, header[i].key.len); |
507 | 1109 |
509 | 1110 *b->last++ = ':'; *b->last++ = ' '; |
507 | 1111 |
573 | 1112 b->last = ngx_copy(b->last, header[i].value.data, |
1113 header[i].value.len); | |
507 | 1114 |
509 | 1115 *b->last++ = CR; *b->last++ = LF; |
507 | 1116 |
509 | 1117 ngx_log_debug2(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
1118 "http proxy header: \"%V: %V\"", | |
1119 &header[i].key, &header[i].value); | |
1120 } | |
507 | 1121 } |
1122 | |
577 | 1123 |
507 | 1124 /* add "\r\n" at the header end */ |
1125 *b->last++ = CR; *b->last++ = LF; | |
1126 | |
577 | 1127 if (plcf->body_set) { |
1128 e.ip = plcf->body_set->elts; | |
1129 e.pos = b->last; | |
1130 | |
1131 while (*(uintptr_t *) e.ip) { | |
1132 code = *(ngx_http_script_code_pt *) e.ip; | |
1133 code((ngx_http_script_engine_t *) &e); | |
1134 } | |
579 | 1135 |
1136 b->last = e.pos; | |
577 | 1137 } |
1138 | |
1774 | 1139 ngx_log_debug2(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
1140 "http proxy header:\n\"%*s\"", | |
1141 (size_t) (b->last - b->pos), b->pos); | |
507 | 1142 |
577 | 1143 if (plcf->body_set == NULL && plcf->upstream.pass_request_body) { |
509 | 1144 |
1145 body = u->request_bufs; | |
1146 u->request_bufs = cl; | |
1147 | |
1148 while (body) { | |
1149 b = ngx_alloc_buf(r->pool); | |
1150 if (b == NULL) { | |
1151 return NGX_ERROR; | |
1152 } | |
1153 | |
1154 ngx_memcpy(b, body->buf, sizeof(ngx_buf_t)); | |
1155 | |
1156 cl->next = ngx_alloc_chain_link(r->pool); | |
1157 if (cl->next == NULL) { | |
1158 return NGX_ERROR; | |
1159 } | |
1160 | |
1161 cl = cl->next; | |
1162 cl->buf = b; | |
1163 | |
1164 body = body->next; | |
1165 } | |
1166 | |
611 | 1167 b->flush = 1; |
1168 | |
509 | 1169 } else { |
1170 u->request_bufs = cl; | |
1171 } | |
1172 | |
1173 cl->next = NULL; | |
1174 | |
507 | 1175 return NGX_OK; |
1176 } | |
1177 | |
1178 | |
1179 static ngx_int_t | |
1180 ngx_http_proxy_reinit_request(ngx_http_request_t *r) | |
1181 { | |
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) { | |
509 | 1187 return NGX_OK; |
1188 } | |
1189 | |
1658 | 1190 ctx->status = 0; |
1191 ctx->status_count = 0; | |
1192 ctx->status_start = NULL; | |
1193 ctx->status_end = NULL; | |
509 | 1194 |
1195 r->upstream->process_header = ngx_http_proxy_process_status_line; | |
1196 | |
1197 return NGX_OK; | |
1198 } | |
1199 | |
1200 | |
1201 static ngx_int_t | |
1202 ngx_http_proxy_process_status_line(ngx_http_request_t *r) | |
1203 { | |
1204 ngx_int_t rc; | |
1205 ngx_http_upstream_t *u; | |
1658 | 1206 ngx_http_proxy_ctx_t *ctx; |
1207 | |
1208 ctx = ngx_http_get_module_ctx(r, ngx_http_proxy_module); | |
1209 | |
1210 if (ctx == NULL) { | |
1699
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1211 return NGX_ERROR; |
509 | 1212 } |
1213 | |
1658 | 1214 rc = ngx_http_proxy_parse_status_line(r, ctx); |
509 | 1215 |
1216 if (rc == NGX_AGAIN) { | |
1217 return rc; | |
1218 } | |
1219 | |
1220 u = r->upstream; | |
1221 | |
1222 if (rc == NGX_HTTP_PROXY_PARSE_NO_HEADER) { | |
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1223 |
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1224 #if (NGX_HTTP_CACHE) |
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1225 |
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1226 if (r->cache) { |
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1227 r->http_version = NGX_HTTP_VERSION_9; |
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1228 u->headers_in.status_n = NGX_HTTP_OK; |
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1229 return NGX_OK; |
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1230 } |
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1231 |
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1232 #endif |
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1233 |
509 | 1234 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, |
577 | 1235 "upstream sent no valid HTTP/1.0 header"); |
509 | 1236 |
619 | 1237 #if 0 |
509 | 1238 if (u->accel) { |
1239 return NGX_HTTP_UPSTREAM_INVALID_HEADER; | |
1240 } | |
619 | 1241 #endif |
509 | 1242 |
1243 r->http_version = NGX_HTTP_VERSION_9; | |
1616 | 1244 u->headers_in.status_n = NGX_HTTP_OK; |
1245 u->state->status = NGX_HTTP_OK; | |
577 | 1246 |
509 | 1247 return NGX_OK; |
1248 } | |
1249 | |
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1250 if (u->state) { |
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1251 u->state->status = ctx->status; |
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1252 } |
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1253 |
1658 | 1254 u->headers_in.status_n = ctx->status; |
1255 | |
1256 u->headers_in.status_line.len = ctx->status_end - ctx->status_start; | |
2049 | 1257 u->headers_in.status_line.data = ngx_pnalloc(r->pool, |
1258 u->headers_in.status_line.len); | |
529 | 1259 if (u->headers_in.status_line.data == NULL) { |
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1260 return NGX_ERROR; |
509 | 1261 } |
573 | 1262 |
1658 | 1263 ngx_memcpy(u->headers_in.status_line.data, ctx->status_start, |
529 | 1264 u->headers_in.status_line.len); |
509 | 1265 |
1266 ngx_log_debug2(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
1267 "http proxy status %ui \"%V\"", | |
936 | 1268 u->headers_in.status_n, &u->headers_in.status_line); |
509 | 1269 |
1270 u->process_header = ngx_http_proxy_process_header; | |
1271 | |
1272 return ngx_http_proxy_process_header(r); | |
1273 } | |
1274 | |
1275 | |
1276 static ngx_int_t | |
1658 | 1277 ngx_http_proxy_parse_status_line(ngx_http_request_t *r, |
1278 ngx_http_proxy_ctx_t *ctx) | |
509 | 1279 { |
1280 u_char ch; | |
1658 | 1281 u_char *p; |
509 | 1282 ngx_http_upstream_t *u; |
1283 enum { | |
1284 sw_start = 0, | |
1285 sw_H, | |
1286 sw_HT, | |
1287 sw_HTT, | |
1288 sw_HTTP, | |
1289 sw_first_major_digit, | |
1290 sw_major_digit, | |
1291 sw_first_minor_digit, | |
1292 sw_minor_digit, | |
1293 sw_status, | |
1294 sw_space_after_status, | |
1295 sw_status_text, | |
1296 sw_almost_done | |
577 | 1297 } state; |
509 | 1298 |
1299 u = r->upstream; | |
1300 | |
1301 state = r->state; | |
1302 | |
1658 | 1303 for (p = u->buffer.pos; p < u->buffer.last; p++) { |
1304 ch = *p; | |
509 | 1305 |
1306 switch (state) { | |
1307 | |
1308 /* "HTTP/" */ | |
1309 case sw_start: | |
1310 switch (ch) { | |
577 | 1311 case 'H': |
509 | 1312 state = sw_H; |
1313 break; | |
1314 default: | |
1315 return NGX_HTTP_PROXY_PARSE_NO_HEADER; | |
1316 } | |
1317 break; | |
1318 | |
577 | 1319 case sw_H: |
509 | 1320 switch (ch) { |
577 | 1321 case 'T': |
509 | 1322 state = sw_HT; |
1323 break; | |
1324 default: | |
1325 return NGX_HTTP_PROXY_PARSE_NO_HEADER; | |
1326 } | |
1327 break; | |
1328 | |
1329 case sw_HT: | |
1330 switch (ch) { | |
577 | 1331 case 'T': |
509 | 1332 state = sw_HTT; |
1333 break; | |
1334 default: | |
1335 return NGX_HTTP_PROXY_PARSE_NO_HEADER; | |
1336 } | |
1337 break; | |
1338 | |
1339 case sw_HTT: | |
1340 switch (ch) { | |
577 | 1341 case 'P': |
509 | 1342 state = sw_HTTP; |
1343 break; | |
1344 default: | |
1345 return NGX_HTTP_PROXY_PARSE_NO_HEADER; | |
1346 } | |
1347 break; | |
1348 | |
1349 case sw_HTTP: | |
1350 switch (ch) { | |
577 | 1351 case '/': |
509 | 1352 state = sw_first_major_digit; |
1353 break; | |
1354 default: | |
1355 return NGX_HTTP_PROXY_PARSE_NO_HEADER; | |
1356 } | |
1357 break; | |
1358 | |
1359 /* the first digit of major HTTP version */ | |
1360 case sw_first_major_digit: | |
1361 if (ch < '1' || ch > '9') { | |
1362 return NGX_HTTP_PROXY_PARSE_NO_HEADER; | |
1363 } | |
1364 | |
1365 state = sw_major_digit; | |
1366 break; | |
1367 | |
1368 /* the major HTTP version or dot */ | |
1369 case sw_major_digit: | |
1370 if (ch == '.') { | |
1371 state = sw_first_minor_digit; | |
1372 break; | |
1373 } | |
1374 | |
1375 if (ch < '0' || ch > '9') { | |
1376 return NGX_HTTP_PROXY_PARSE_NO_HEADER; | |
1377 } | |
1378 | |
1379 break; | |
1380 | |
1381 /* the first digit of minor HTTP version */ | |
1382 case sw_first_minor_digit: | |
1383 if (ch < '0' || ch > '9') { | |
1384 return NGX_HTTP_PROXY_PARSE_NO_HEADER; | |
1385 } | |
1386 | |
1387 state = sw_minor_digit; | |
1388 break; | |
1389 | |
1390 /* the minor HTTP version or the end of the request line */ | |
1391 case sw_minor_digit: | |
1392 if (ch == ' ') { | |
1393 state = sw_status; | |
1394 break; | |
1395 } | |
1396 | |
1397 if (ch < '0' || ch > '9') { | |
1398 return NGX_HTTP_PROXY_PARSE_NO_HEADER; | |
1399 } | |
1400 | |
1401 break; | |
1402 | |
1403 /* HTTP status code */ | |
1404 case sw_status: | |
619 | 1405 if (ch == ' ') { |
1406 break; | |
1407 } | |
1408 | |
509 | 1409 if (ch < '0' || ch > '9') { |
1410 return NGX_HTTP_PROXY_PARSE_NO_HEADER; | |
1411 } | |
1412 | |
1658 | 1413 ctx->status = ctx->status * 10 + ch - '0'; |
1414 | |
1415 if (++ctx->status_count == 3) { | |
509 | 1416 state = sw_space_after_status; |
1658 | 1417 ctx->status_start = p - 2; |
509 | 1418 } |
1419 | |
1420 break; | |
1421 | |
1422 /* space or end of line */ | |
1423 case sw_space_after_status: | |
1424 switch (ch) { | |
577 | 1425 case ' ': |
509 | 1426 state = sw_status_text; |
1427 break; | |
1428 case '.': /* IIS may send 403.1, 403.2, etc */ | |
1429 state = sw_status_text; | |
1430 break; | |
1431 case CR: | |
1432 state = sw_almost_done; | |
1433 break; | |
1434 case LF: | |
1435 goto done; | |
1436 default: | |
1437 return NGX_HTTP_PROXY_PARSE_NO_HEADER; | |
1438 } | |
1439 break; | |
1440 | |
1441 /* any text until end of line */ | |
1442 case sw_status_text: | |
1443 switch (ch) { | |
1444 case CR: | |
1445 state = sw_almost_done; | |
1446 | |
1447 break; | |
1448 case LF: | |
1449 goto done; | |
1450 } | |
1451 break; | |
1452 | |
527 | 1453 /* end of status line */ |
509 | 1454 case sw_almost_done: |
1658 | 1455 ctx->status_end = p - 1; |
509 | 1456 switch (ch) { |
1457 case LF: | |
1458 goto done; | |
1459 default: | |
1460 return NGX_HTTP_PROXY_PARSE_NO_HEADER; | |
1461 } | |
1462 } | |
1463 } | |
1464 | |
1658 | 1465 u->buffer.pos = p; |
509 | 1466 r->state = state; |
1467 | |
1468 return NGX_AGAIN; | |
1469 | |
1470 done: | |
1471 | |
1658 | 1472 u->buffer.pos = p + 1; |
1473 | |
1474 if (ctx->status_end == NULL) { | |
1475 ctx->status_end = p; | |
509 | 1476 } |
1477 | |
1478 r->state = sw_start; | |
1479 | |
507 | 1480 return NGX_OK; |
1481 } | |
1482 | |
1483 | |
1484 static ngx_int_t | |
1485 ngx_http_proxy_process_header(ngx_http_request_t *r) | |
1486 { | |
509 | 1487 ngx_int_t rc; |
1488 ngx_table_elt_t *h; | |
1489 ngx_http_upstream_header_t *hh; | |
1490 ngx_http_upstream_main_conf_t *umcf; | |
1491 | |
1492 umcf = ngx_http_get_module_main_conf(r, ngx_http_upstream_module); | |
1493 | |
2024 | 1494 for ( ;; ) { |
509 | 1495 |
2256 | 1496 rc = ngx_http_parse_header_line(r, &r->upstream->buffer, 1); |
509 | 1497 |
1498 if (rc == NGX_OK) { | |
1499 | |
1500 /* a header line has been parsed successfully */ | |
507 | 1501 |
509 | 1502 h = ngx_list_push(&r->upstream->headers_in.headers); |
1503 if (h == NULL) { | |
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1504 return NGX_ERROR; |
509 | 1505 } |
1506 | |
1507 h->hash = r->header_hash; | |
1508 | |
1509 h->key.len = r->header_name_end - r->header_name_start; | |
1510 h->value.len = r->header_end - r->header_start; | |
1511 | |
2049 | 1512 h->key.data = ngx_pnalloc(r->pool, |
649 | 1513 h->key.len + 1 + h->value.len + 1 + h->key.len); |
509 | 1514 if (h->key.data == NULL) { |
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|
1515 return NGX_ERROR; |
509 | 1516 } |
1517 | |
1518 h->value.data = h->key.data + h->key.len + 1; | |
649 | 1519 h->lowcase_key = h->key.data + h->key.len + 1 + h->value.len + 1; |
507 | 1520 |
509 | 1521 ngx_cpystrn(h->key.data, r->header_name_start, h->key.len + 1); |
1522 ngx_cpystrn(h->value.data, r->header_start, h->value.len + 1); | |
1523 | |
649 | 1524 if (h->key.len == r->lowcase_index) { |
1525 ngx_memcpy(h->lowcase_key, r->lowcase_header, h->key.len); | |
1526 | |
1527 } else { | |
2135 | 1528 ngx_strlow(h->lowcase_key, h->key.data, h->key.len); |
509 | 1529 } |
1530 | |
649 | 1531 hh = ngx_hash_find(&umcf->headers_in_hash, h->hash, |
1532 h->lowcase_key, h->key.len); | |
1533 | |
1534 if (hh && hh->handler(r, h, hh->offset) != NGX_OK) { | |
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1535 return NGX_ERROR; |
649 | 1536 } |
1537 | |
509 | 1538 ngx_log_debug2(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
1539 "http proxy header: \"%V: %V\"", | |
1540 &h->key, &h->value); | |
1541 | |
1542 continue; | |
1543 } | |
1544 | |
1545 if (rc == NGX_HTTP_PARSE_HEADER_DONE) { | |
1546 | |
1547 /* a whole header has been parsed successfully */ | |
1548 | |
1549 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
1550 "http proxy header done"); | |
1551 | |
649 | 1552 /* |
1553 * if no "Server" and "Date" in header line, | |
1554 * then add the special empty headers | |
1555 */ | |
1556 | |
1557 if (r->upstream->headers_in.server == NULL) { | |
1558 h = ngx_list_push(&r->upstream->headers_in.headers); | |
1559 if (h == NULL) { | |
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1560 return NGX_ERROR; |
649 | 1561 } |
1562 | |
1563 h->hash = ngx_hash(ngx_hash(ngx_hash(ngx_hash( | |
1564 ngx_hash('s', 'e'), 'r'), 'v'), 'e'), 'r'); | |
1565 | |
1566 h->key.len = sizeof("Server") - 1; | |
1567 h->key.data = (u_char *) "Server"; | |
1568 h->value.len = 0; | |
1569 h->value.data = NULL; | |
1570 h->lowcase_key = (u_char *) "server"; | |
1571 } | |
1572 | |
1573 if (r->upstream->headers_in.date == NULL) { | |
1574 h = ngx_list_push(&r->upstream->headers_in.headers); | |
1575 if (h == NULL) { | |
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1576 return NGX_ERROR; |
649 | 1577 } |
1578 | |
1579 h->hash = ngx_hash(ngx_hash(ngx_hash('d', 'a'), 't'), 'e'); | |
1580 | |
1581 h->key.len = sizeof("Date") - 1; | |
1582 h->key.data = (u_char *) "Date"; | |
1583 h->value.len = 0; | |
1584 h->value.data = NULL; | |
1585 h->lowcase_key = (u_char *) "date"; | |
1586 } | |
1587 | |
509 | 1588 return NGX_OK; |
1589 } | |
1590 | |
521 | 1591 if (rc == NGX_AGAIN) { |
1592 return NGX_AGAIN; | |
1593 } | |
1594 | |
509 | 1595 /* there was error while a header line parsing */ |
1596 | |
1597 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, | |
619 | 1598 "upstream sent invalid header"); |
509 | 1599 |
1600 return NGX_HTTP_UPSTREAM_INVALID_HEADER; | |
1601 } | |
507 | 1602 } |
1603 | |
1604 | |
1605 static void | |
1606 ngx_http_proxy_abort_request(ngx_http_request_t *r) | |
1607 { | |
1608 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
1609 "abort http proxy request"); | |
577 | 1610 |
507 | 1611 return; |
1612 } | |
1613 | |
1614 | |
1615 static void | |
1616 ngx_http_proxy_finalize_request(ngx_http_request_t *r, ngx_int_t rc) | |
577 | 1617 { |
507 | 1618 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
1619 "finalize http proxy request"); | |
1620 | |
1621 return; | |
1622 } | |
1623 | |
1624 | |
573 | 1625 static ngx_int_t |
1626 ngx_http_proxy_host_variable(ngx_http_request_t *r, | |
1627 ngx_http_variable_value_t *v, uintptr_t data) | |
507 | 1628 { |
1658 | 1629 ngx_http_proxy_ctx_t *ctx; |
1630 | |
1631 ctx = ngx_http_get_module_ctx(r, ngx_http_proxy_module); | |
1632 | |
1633 if (ctx == NULL) { | |
1634 v->not_found = 1; | |
1635 return NGX_OK; | |
1636 } | |
1637 | |
1638 v->len = ctx->vars.host_header.len; | |
577 | 1639 v->valid = 1; |
1565 | 1640 v->no_cacheable = 0; |
573 | 1641 v->not_found = 0; |
1658 | 1642 v->data = ctx->vars.host_header.data; |
507 | 1643 |
573 | 1644 return NGX_OK; |
507 | 1645 } |
1646 | |
1647 | |
573 | 1648 static ngx_int_t |
1649 ngx_http_proxy_port_variable(ngx_http_request_t *r, | |
1650 ngx_http_variable_value_t *v, uintptr_t data) | |
507 | 1651 { |
1658 | 1652 ngx_http_proxy_ctx_t *ctx; |
1653 | |
1654 ctx = ngx_http_get_module_ctx(r, ngx_http_proxy_module); | |
1655 | |
1656 if (ctx == NULL) { | |
1657 v->not_found = 1; | |
1658 return NGX_OK; | |
1659 } | |
1660 | |
1661 v->len = ctx->vars.port.len; | |
577 | 1662 v->valid = 1; |
1565 | 1663 v->no_cacheable = 0; |
573 | 1664 v->not_found = 0; |
1658 | 1665 v->data = ctx->vars.port.data; |
509 | 1666 |
573 | 1667 return NGX_OK; |
509 | 1668 } |
1669 | |
1670 | |
573 | 1671 static ngx_int_t |
509 | 1672 ngx_http_proxy_add_x_forwarded_for_variable(ngx_http_request_t *r, |
573 | 1673 ngx_http_variable_value_t *v, uintptr_t data) |
509 | 1674 { |
573 | 1675 u_char *p; |
509 | 1676 |
577 | 1677 v->valid = 1; |
1565 | 1678 v->no_cacheable = 0; |
573 | 1679 v->not_found = 0; |
509 | 1680 |
1681 if (r->headers_in.x_forwarded_for == NULL) { | |
573 | 1682 v->len = r->connection->addr_text.len; |
1683 v->data = r->connection->addr_text.data; | |
1684 return NGX_OK; | |
509 | 1685 } |
1686 | |
573 | 1687 v->len = r->headers_in.x_forwarded_for->value.len |
1688 + sizeof(", ") - 1 + r->connection->addr_text.len; | |
509 | 1689 |
2049 | 1690 p = ngx_pnalloc(r->pool, v->len); |
509 | 1691 if (p == NULL) { |
573 | 1692 return NGX_ERROR; |
509 | 1693 } |
1694 | |
573 | 1695 v->data = p; |
509 | 1696 |
573 | 1697 p = ngx_copy(p, r->headers_in.x_forwarded_for->value.data, |
1698 r->headers_in.x_forwarded_for->value.len); | |
509 | 1699 |
1700 *p++ = ','; *p++ = ' '; | |
1701 | |
1702 ngx_memcpy(p, r->connection->addr_text.data, r->connection->addr_text.len); | |
1703 | |
573 | 1704 return NGX_OK; |
509 | 1705 } |
1706 | |
1707 | |
1708 static ngx_int_t | |
577 | 1709 ngx_http_proxy_internal_body_length_variable(ngx_http_request_t *r, |
1710 ngx_http_variable_value_t *v, uintptr_t data) | |
1711 { | |
1658 | 1712 ngx_http_proxy_ctx_t *ctx; |
1713 | |
1714 ctx = ngx_http_get_module_ctx(r, ngx_http_proxy_module); | |
1715 | |
1716 if (ctx == NULL) { | |
577 | 1717 v->not_found = 1; |
1718 return NGX_OK; | |
1719 } | |
1720 | |
1721 v->valid = 1; | |
1565 | 1722 v->no_cacheable = 0; |
577 | 1723 v->not_found = 0; |
1724 | |
2049 | 1725 v->data = ngx_pnalloc(r->connection->pool, NGX_SIZE_T_LEN); |
577 | 1726 |
1727 if (v->data == NULL) { | |
1728 return NGX_ERROR; | |
1729 } | |
1730 | |
1658 | 1731 v->len = ngx_sprintf(v->data, "%uz", ctx->internal_body_length) - v->data; |
577 | 1732 |
1733 return NGX_OK; | |
1734 } | |
1735 | |
1736 | |
1737 static ngx_int_t | |
509 | 1738 ngx_http_proxy_rewrite_redirect(ngx_http_request_t *r, ngx_table_elt_t *h, |
1739 size_t prefix) | |
1740 { | |
1741 ngx_int_t rc; | |
1742 ngx_uint_t i; | |
1743 ngx_http_proxy_loc_conf_t *plcf; | |
1744 ngx_http_proxy_redirect_t *pr; | |
1745 | |
1746 plcf = ngx_http_get_module_loc_conf(r, ngx_http_proxy_module); | |
1747 | |
1748 pr = plcf->redirects->elts; | |
1749 | |
1750 if (pr == NULL) { | |
1751 return NGX_DECLINED; | |
1752 } | |
1753 | |
1754 for (i = 0; i < plcf->redirects->nelts; i++) { | |
605 | 1755 rc = pr[i].handler(r, h, prefix, &pr[i]); |
509 | 1756 |
1757 if (rc != NGX_DECLINED) { | |
1758 return rc; | |
1759 } | |
1760 } | |
1761 | |
1762 return NGX_DECLINED; | |
1763 } | |
1764 | |
1765 | |
1766 static ngx_int_t | |
1767 ngx_http_proxy_rewrite_redirect_text(ngx_http_request_t *r, ngx_table_elt_t *h, | |
1768 size_t prefix, ngx_http_proxy_redirect_t *pr) | |
1769 { | |
1770 size_t len; | |
1771 u_char *data, *p; | |
1772 | |
1773 if (pr->redirect.len > h->value.len - prefix | |
1774 || ngx_rstrncmp(h->value.data + prefix, pr->redirect.data, | |
1775 pr->redirect.len) != 0) | |
1776 { | |
1777 return NGX_DECLINED; | |
1778 } | |
1779 | |
1780 len = prefix + pr->replacement.text.len + h->value.len - pr->redirect.len; | |
507 | 1781 |
2049 | 1782 data = ngx_pnalloc(r->pool, len); |
509 | 1783 if (data == NULL) { |
1784 return NGX_ERROR; | |
1785 } | |
1786 | |
1787 p = data; | |
1788 | |
573 | 1789 p = ngx_copy(p, h->value.data, prefix); |
509 | 1790 |
653 | 1791 if (pr->replacement.text.len) { |
1792 p = ngx_copy(p, pr->replacement.text.data, pr->replacement.text.len); | |
1793 } | |
509 | 1794 |
1795 ngx_memcpy(p, h->value.data + prefix + pr->redirect.len, | |
1796 h->value.len - pr->redirect.len - prefix); | |
1797 | |
1798 h->value.len = len; | |
1799 h->value.data = data; | |
1800 | |
1801 return NGX_OK; | |
1802 } | |
1803 | |
1804 | |
1805 static ngx_int_t | |
1806 ngx_http_proxy_rewrite_redirect_vars(ngx_http_request_t *r, ngx_table_elt_t *h, | |
1807 size_t prefix, ngx_http_proxy_redirect_t *pr) | |
1808 { | |
1809 size_t len; | |
1810 u_char *data, *p; | |
1811 ngx_http_script_code_pt code; | |
1812 ngx_http_script_engine_t e; | |
1813 ngx_http_script_len_code_pt lcode; | |
1814 | |
1815 if (pr->redirect.len > h->value.len - prefix | |
1816 || ngx_rstrncmp(h->value.data + prefix, pr->redirect.data, | |
1817 pr->redirect.len) != 0) | |
1818 { | |
1819 return NGX_DECLINED; | |
1820 } | |
1821 | |
1822 ngx_memzero(&e, sizeof(ngx_http_script_engine_t)); | |
1823 | |
1824 e.ip = pr->replacement.vars.lengths; | |
1825 e.request = r; | |
1826 | |
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1827 len = prefix + h->value.len - pr->redirect.len; |
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1828 |
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1829 while (*(uintptr_t *) e.ip) { |
509 | 1830 lcode = *(ngx_http_script_len_code_pt *) e.ip; |
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1831 len += lcode(&e); |
509 | 1832 } |
1833 | |
2049 | 1834 data = ngx_pnalloc(r->pool, len); |
509 | 1835 if (data == NULL) { |
1836 return NGX_ERROR; | |
1837 } | |
1838 | |
1839 p = data; | |
1840 | |
573 | 1841 p = ngx_copy(p, h->value.data, prefix); |
509 | 1842 |
1843 e.ip = pr->replacement.vars.values; | |
1844 e.pos = p; | |
1845 | |
1846 while (*(uintptr_t *) e.ip) { | |
1847 code = *(ngx_http_script_code_pt *) e.ip; | |
1848 code(&e); | |
1849 } | |
1850 | |
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1851 ngx_memcpy(e.pos, h->value.data + prefix + pr->redirect.len, |
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1852 h->value.len - pr->redirect.len - prefix); |
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1853 |
509 | 1854 h->value.len = len; |
1855 h->value.data = data; | |
1856 | |
1857 return NGX_OK; | |
1858 } | |
1859 | |
1860 | |
1861 static ngx_int_t | |
1862 ngx_http_proxy_add_variables(ngx_conf_t *cf) | |
1863 { | |
1864 ngx_http_variable_t *var, *v; | |
1865 | |
1866 for (v = ngx_http_proxy_vars; v->name.len; v++) { | |
1867 var = ngx_http_add_variable(cf, &v->name, v->flags); | |
1868 if (var == NULL) { | |
1869 return NGX_ERROR; | |
1870 } | |
1871 | |
637 | 1872 var->get_handler = v->get_handler; |
509 | 1873 var->data = v->data; |
1874 } | |
1875 | |
1876 return NGX_OK; | |
507 | 1877 } |
1878 | |
1879 | |
1880 static void * | |
1881 ngx_http_proxy_create_loc_conf(ngx_conf_t *cf) | |
1882 { | |
1883 ngx_http_proxy_loc_conf_t *conf; | |
1884 | |
1885 conf = ngx_pcalloc(cf->pool, sizeof(ngx_http_proxy_loc_conf_t)); | |
1886 if (conf == NULL) { | |
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1887 return NULL; |
507 | 1888 } |
1889 | |
1890 /* | |
1891 * set by ngx_pcalloc(): | |
1892 * | |
1893 * conf->upstream.bufs.num = 0; | |
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1894 * conf->upstream.ignore_headers = 0; |
507 | 1895 * conf->upstream.next_upstream = 0; |
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1896 * conf->upstream.cache_use_stale = 0; |
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1897 * conf->upstream.cache_methods = 0; |
507 | 1898 * conf->upstream.temp_path = NULL; |
649 | 1899 * conf->upstream.hide_headers_hash = { NULL, 0 }; |
509 | 1900 * conf->upstream.uri = { 0, NULL }; |
1901 * conf->upstream.location = NULL; | |
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1902 * conf->upstream.store_lengths = NULL; |
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1903 * conf->upstream.store_values = NULL; |
509 | 1904 * |
561 | 1905 * conf->method = NULL; |
509 | 1906 * conf->headers_source = NULL; |
1907 * conf->headers_set_len = NULL; | |
1908 * conf->headers_set = NULL; | |
1909 * conf->headers_set_hash = NULL; | |
577 | 1910 * conf->body_set_len = NULL; |
1911 * conf->body_set = NULL; | |
1912 * conf->body_source = { 0, NULL }; | |
509 | 1913 * conf->rewrite_locations = NULL; |
507 | 1914 */ |
577 | 1915 |
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1916 conf->upstream.store = NGX_CONF_UNSET; |
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1917 conf->upstream.store_access = NGX_CONF_UNSET_UINT; |
581 | 1918 conf->upstream.buffering = NGX_CONF_UNSET; |
629 | 1919 conf->upstream.ignore_client_abort = NGX_CONF_UNSET; |
581 | 1920 |
507 | 1921 conf->upstream.connect_timeout = NGX_CONF_UNSET_MSEC; |
1922 conf->upstream.send_timeout = NGX_CONF_UNSET_MSEC; | |
1923 conf->upstream.read_timeout = NGX_CONF_UNSET_MSEC; | |
1924 | |
1925 conf->upstream.send_lowat = NGX_CONF_UNSET_SIZE; | |
581 | 1926 conf->upstream.buffer_size = NGX_CONF_UNSET_SIZE; |
529 | 1927 |
1928 conf->upstream.busy_buffers_size_conf = NGX_CONF_UNSET_SIZE; | |
577 | 1929 conf->upstream.max_temp_file_size_conf = NGX_CONF_UNSET_SIZE; |
529 | 1930 conf->upstream.temp_file_write_size_conf = NGX_CONF_UNSET_SIZE; |
509 | 1931 |
1932 conf->upstream.pass_request_headers = NGX_CONF_UNSET; | |
1933 conf->upstream.pass_request_body = NGX_CONF_UNSET; | |
561 | 1934 |
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1935 #if (NGX_HTTP_CACHE) |
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1936 conf->upstream.cache = NGX_CONF_UNSET_PTR; |
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1937 conf->upstream.cache_min_uses = NGX_CONF_UNSET_UINT; |
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1938 conf->upstream.cache_valid = NGX_CONF_UNSET_PTR; |
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1939 #endif |
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1940 |
1701
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1941 conf->upstream.hide_headers = NGX_CONF_UNSET_PTR; |
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1942 conf->upstream.pass_headers = NGX_CONF_UNSET_PTR; |
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1943 |
657 | 1944 conf->upstream.intercept_errors = NGX_CONF_UNSET; |
2184 | 1945 #if (NGX_HTTP_SSL) |
1946 conf->upstream.ssl_session_reuse = NGX_CONF_UNSET; | |
1947 #endif | |
507 | 1948 |
1949 /* "proxy_cyclic_temp_file" is disabled */ | |
1950 conf->upstream.cyclic_temp_file = 0; | |
1951 | |
509 | 1952 conf->redirect = NGX_CONF_UNSET; |
649 | 1953 conf->upstream.change_buffering = 1; |
507 | 1954 |
1180
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1955 conf->headers_hash_max_size = NGX_CONF_UNSET_UINT; |
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1956 conf->headers_hash_bucket_size = NGX_CONF_UNSET_UINT; |
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1957 |
507 | 1958 return conf; |
1959 } | |
1960 | |
1961 | |
1962 static char * | |
1963 ngx_http_proxy_merge_loc_conf(ngx_conf_t *cf, void *parent, void *child) | |
1964 { | |
1965 ngx_http_proxy_loc_conf_t *prev = parent; | |
1966 ngx_http_proxy_loc_conf_t *conf = child; | |
1967 | |
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1968 size_t size; |
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1969 ngx_str_t *h; |
2592
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1970 ngx_keyval_t *s; |
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1971 ngx_hash_init_t hash; |
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1972 ngx_http_proxy_redirect_t *pr; |
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1973 ngx_http_script_compile_t sc; |
509 | 1974 |
1295
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1975 if (conf->upstream.store != 0) { |
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1976 ngx_conf_merge_value(conf->upstream.store, |
2894 | 1977 prev->upstream.store, 0); |
1295
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1978 |
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1979 if (conf->upstream.store_lengths == NULL) { |
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1980 conf->upstream.store_lengths = prev->upstream.store_lengths; |
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1981 conf->upstream.store_values = prev->upstream.store_values; |
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1982 } |
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|
1983 } |
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|
1984 |
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1985 ngx_conf_merge_uint_value(conf->upstream.store_access, |
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1986 prev->upstream.store_access, 0600); |
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|
1987 |
581 | 1988 ngx_conf_merge_value(conf->upstream.buffering, |
1989 prev->upstream.buffering, 1); | |
1990 | |
629 | 1991 ngx_conf_merge_value(conf->upstream.ignore_client_abort, |
1992 prev->upstream.ignore_client_abort, 0); | |
1993 | |
507 | 1994 ngx_conf_merge_msec_value(conf->upstream.connect_timeout, |
1995 prev->upstream.connect_timeout, 60000); | |
1996 | |
1997 ngx_conf_merge_msec_value(conf->upstream.send_timeout, | |
1998 prev->upstream.send_timeout, 60000); | |
1999 | |
2000 ngx_conf_merge_msec_value(conf->upstream.read_timeout, | |
2001 prev->upstream.read_timeout, 60000); | |
2002 | |
2003 ngx_conf_merge_size_value(conf->upstream.send_lowat, | |
2004 prev->upstream.send_lowat, 0); | |
2005 | |
581 | 2006 ngx_conf_merge_size_value(conf->upstream.buffer_size, |
2007 prev->upstream.buffer_size, | |
507 | 2008 (size_t) ngx_pagesize); |
2009 | |
2010 ngx_conf_merge_bufs_value(conf->upstream.bufs, prev->upstream.bufs, | |
2011 8, ngx_pagesize); | |
2012 | |
2013 if (conf->upstream.bufs.num < 2) { | |
577 | 2014 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
507 | 2015 "there must be at least 2 \"proxy_buffers\""); |
2016 return NGX_CONF_ERROR; | |
2017 } | |
577 | 2018 |
507 | 2019 |
581 | 2020 size = conf->upstream.buffer_size; |
577 | 2021 if (size < conf->upstream.bufs.size) { |
507 | 2022 size = conf->upstream.bufs.size; |
2023 } | |
2024 | |
2025 | |
529 | 2026 ngx_conf_merge_size_value(conf->upstream.busy_buffers_size_conf, |
2027 prev->upstream.busy_buffers_size_conf, | |
507 | 2028 NGX_CONF_UNSET_SIZE); |
2029 | |
529 | 2030 if (conf->upstream.busy_buffers_size_conf == NGX_CONF_UNSET_SIZE) { |
507 | 2031 conf->upstream.busy_buffers_size = 2 * size; |
529 | 2032 } else { |
2033 conf->upstream.busy_buffers_size = | |
2034 conf->upstream.busy_buffers_size_conf; | |
2035 } | |
577 | 2036 |
529 | 2037 if (conf->upstream.busy_buffers_size < size) { |
507 | 2038 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
2039 "\"proxy_busy_buffers_size\" must be equal or bigger than " | |
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|
2040 "maximum of the value of \"proxy_buffer_size\" and " |
507 | 2041 "one of the \"proxy_buffers\""); |
2042 | |
2043 return NGX_CONF_ERROR; | |
529 | 2044 } |
507 | 2045 |
529 | 2046 if (conf->upstream.busy_buffers_size |
2047 > (conf->upstream.bufs.num - 1) * conf->upstream.bufs.size) | |
507 | 2048 { |
2049 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, | |
2050 "\"proxy_busy_buffers_size\" must be less than " | |
2051 "the size of all \"proxy_buffers\" minus one buffer"); | |
2052 | |
2053 return NGX_CONF_ERROR; | |
2054 } | |
529 | 2055 |
507 | 2056 |
529 | 2057 ngx_conf_merge_size_value(conf->upstream.temp_file_write_size_conf, |
2058 prev->upstream.temp_file_write_size_conf, | |
507 | 2059 NGX_CONF_UNSET_SIZE); |
2060 | |
529 | 2061 if (conf->upstream.temp_file_write_size_conf == NGX_CONF_UNSET_SIZE) { |
507 | 2062 conf->upstream.temp_file_write_size = 2 * size; |
529 | 2063 } else { |
2064 conf->upstream.temp_file_write_size = | |
2065 conf->upstream.temp_file_write_size_conf; | |
2066 } | |
577 | 2067 |
529 | 2068 if (conf->upstream.temp_file_write_size < size) { |
507 | 2069 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
2070 "\"proxy_temp_file_write_size\" must be equal or bigger than " | |
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2071 "maximum of the value of \"proxy_buffer_size\" and " |
507 | 2072 "one of the \"proxy_buffers\""); |
2073 | |
2074 return NGX_CONF_ERROR; | |
2075 } | |
2076 | |
529 | 2077 ngx_conf_merge_size_value(conf->upstream.max_temp_file_size_conf, |
2078 prev->upstream.max_temp_file_size_conf, | |
507 | 2079 NGX_CONF_UNSET_SIZE); |
2080 | |
529 | 2081 if (conf->upstream.max_temp_file_size_conf == NGX_CONF_UNSET_SIZE) { |
507 | 2082 conf->upstream.max_temp_file_size = 1024 * 1024 * 1024; |
529 | 2083 } else { |
2084 conf->upstream.max_temp_file_size = | |
2085 conf->upstream.max_temp_file_size_conf; | |
2086 } | |
507 | 2087 |
529 | 2088 if (conf->upstream.max_temp_file_size != 0 |
2089 && conf->upstream.max_temp_file_size < size) | |
507 | 2090 { |
2091 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, | |
561 | 2092 "\"proxy_max_temp_file_size\" must be equal to zero to disable " |
507 | 2093 "the temporary files usage or must be equal or bigger than " |
1125
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|
2094 "maximum of the value of \"proxy_buffer_size\" and " |
561 | 2095 "one of the \"proxy_buffers\""); |
507 | 2096 |
2097 return NGX_CONF_ERROR; | |
2098 } | |
2099 | |
529 | 2100 |
2786
4e002555652d
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|
2101 ngx_conf_merge_bitmask_value(conf->upstream.ignore_headers, |
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|
2102 prev->upstream.ignore_headers, |
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|
2103 NGX_CONF_BITMASK_SET); |
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|
2104 |
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|
2105 |
507 | 2106 ngx_conf_merge_bitmask_value(conf->upstream.next_upstream, |
2107 prev->upstream.next_upstream, | |
2108 (NGX_CONF_BITMASK_SET | |
2109 |NGX_HTTP_UPSTREAM_FT_ERROR | |
2110 |NGX_HTTP_UPSTREAM_FT_TIMEOUT)); | |
2111 | |
665 | 2112 if (conf->upstream.next_upstream & NGX_HTTP_UPSTREAM_FT_OFF) { |
2113 conf->upstream.next_upstream = NGX_CONF_BITMASK_SET | |
2114 |NGX_HTTP_UPSTREAM_FT_OFF; | |
2115 } | |
2116 | |
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2117 if (ngx_conf_merge_path_value(cf, &conf->upstream.temp_path, |
509 | 2118 prev->upstream.temp_path, |
2592
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|
2119 &ngx_http_proxy_temp_path) |
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2120 != NGX_OK) |
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|
2121 { |
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|
2122 return NGX_CONF_ERROR; |
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|
2123 } |
3a8a53c0c42f
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|
2124 |
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|
2125 |
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|
2126 #if (NGX_HTTP_CACHE) |
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|
2127 |
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|
2128 ngx_conf_merge_ptr_value(conf->upstream.cache, |
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|
2129 prev->upstream.cache, NULL); |
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|
2130 |
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|
2131 if (conf->upstream.cache && conf->upstream.cache->data == NULL) { |
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|
2132 ngx_shm_zone_t *shm_zone; |
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|
2133 |
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|
2134 shm_zone = conf->upstream.cache; |
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|
2135 |
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|
2136 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
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|
2137 "\"proxy_cache\" zone \"%V\" is unknown", |
2716
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diff
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|
2138 &shm_zone->shm.name); |
2592
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|
2139 |
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2140 return NGX_CONF_ERROR; |
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2141 } |
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|
2142 |
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|
2143 ngx_conf_merge_uint_value(conf->upstream.cache_min_uses, |
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2144 prev->upstream.cache_min_uses, 1); |
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2145 |
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2146 ngx_conf_merge_bitmask_value(conf->upstream.cache_use_stale, |
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2147 prev->upstream.cache_use_stale, |
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2148 (NGX_CONF_BITMASK_SET |
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2149 |NGX_HTTP_UPSTREAM_FT_OFF)); |
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2150 |
2875
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|
2151 if (conf->upstream.cache_methods == 0) { |
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|
2152 conf->upstream.cache_methods = prev->upstream.cache_methods; |
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2153 } |
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|
2154 |
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|
2155 conf->upstream.cache_methods |= NGX_HTTP_GET|NGX_HTTP_HEAD; |
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|
2156 |
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2157 if (conf->upstream.cache_use_stale & NGX_HTTP_UPSTREAM_FT_OFF) { |
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2158 conf->upstream.cache_use_stale = NGX_CONF_BITMASK_SET |
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2159 |NGX_HTTP_UPSTREAM_FT_OFF; |
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2160 } |
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2161 |
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2162 ngx_conf_merge_ptr_value(conf->upstream.cache_valid, |
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|
2163 prev->upstream.cache_valid, NULL); |
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2164 |
2672 | 2165 if (conf->cache_key.value.data == NULL) { |
2166 conf->cache_key = prev->cache_key; | |
2167 } | |
2168 | |
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2169 #endif |
507 | 2170 |
561 | 2171 if (conf->method.len == 0) { |
2172 conf->method = prev->method; | |
2173 | |
2174 } else { | |
2175 conf->method.data[conf->method.len] = ' '; | |
2176 conf->method.len++; | |
509 | 2177 } |
2178 | |
2179 ngx_conf_merge_value(conf->upstream.pass_request_headers, | |
2180 prev->upstream.pass_request_headers, 1); | |
2181 ngx_conf_merge_value(conf->upstream.pass_request_body, | |
2182 prev->upstream.pass_request_body, 1); | |
2183 | |
657 | 2184 ngx_conf_merge_value(conf->upstream.intercept_errors, |
2185 prev->upstream.intercept_errors, 0); | |
509 | 2186 |
2184 | 2187 #if (NGX_HTTP_SSL) |
2188 ngx_conf_merge_value(conf->upstream.ssl_session_reuse, | |
2189 prev->upstream.ssl_session_reuse, 1); | |
2190 #endif | |
2191 | |
509 | 2192 ngx_conf_merge_value(conf->redirect, prev->redirect, 1); |
2193 | |
2194 if (conf->redirect) { | |
507 | 2195 |
509 | 2196 if (conf->redirects == NULL) { |
2197 conf->redirects = prev->redirects; | |
2198 } | |
2199 | |
1658 | 2200 if (conf->redirects == NULL && conf->url.data) { |
509 | 2201 |
2202 conf->redirects = ngx_array_create(cf->pool, 1, | |
2203 sizeof(ngx_http_proxy_redirect_t)); | |
2204 if (conf->redirects == NULL) { | |
2205 return NGX_CONF_ERROR; | |
2206 } | |
2207 | |
2208 pr = ngx_array_push(conf->redirects); | |
2209 if (pr == NULL) { | |
2210 return NGX_CONF_ERROR; | |
2211 } | |
2212 | |
2213 pr->handler = ngx_http_proxy_rewrite_redirect_text; | |
1658 | 2214 pr->redirect = conf->url; |
2215 | |
2216 if (conf->vars.uri.len) { | |
2217 pr->replacement.text = conf->location; | |
653 | 2218 |
2219 } else { | |
2220 pr->replacement.text.len = 0; | |
2221 pr->replacement.text.data = NULL; | |
2222 } | |
509 | 2223 } |
2224 } | |
2225 | |
1658 | 2226 /* STUB */ |
2227 if (prev->proxy_lengths) { | |
2228 conf->proxy_lengths = prev->proxy_lengths; | |
2229 conf->proxy_values = prev->proxy_values; | |
2230 } | |
2231 | |
2753
9ba1bee1b1e4
merge SSL context inside "if" block
Igor Sysoev <igor@sysoev.ru>
parents:
2716
diff
changeset
|
2232 #if (NGX_HTTP_SSL) |
9ba1bee1b1e4
merge SSL context inside "if" block
Igor Sysoev <igor@sysoev.ru>
parents:
2716
diff
changeset
|
2233 if (conf->upstream.ssl == NULL) { |
9ba1bee1b1e4
merge SSL context inside "if" block
Igor Sysoev <igor@sysoev.ru>
parents:
2716
diff
changeset
|
2234 conf->upstream.ssl = prev->upstream.ssl; |
9ba1bee1b1e4
merge SSL context inside "if" block
Igor Sysoev <igor@sysoev.ru>
parents:
2716
diff
changeset
|
2235 } |
9ba1bee1b1e4
merge SSL context inside "if" block
Igor Sysoev <igor@sysoev.ru>
parents:
2716
diff
changeset
|
2236 #endif |
9ba1bee1b1e4
merge SSL context inside "if" block
Igor Sysoev <igor@sysoev.ru>
parents:
2716
diff
changeset
|
2237 |
1180
1666b7b0bafc
proxy_headers_hash_max_size and proxy_headers_hash_bucket_size
Igor Sysoev <igor@sysoev.ru>
parents:
1125
diff
changeset
|
2238 ngx_conf_merge_uint_value(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
|
2239 prev->headers_hash_max_size, 512); |
1666b7b0bafc
proxy_headers_hash_max_size and proxy_headers_hash_bucket_size
Igor Sysoev <igor@sysoev.ru>
parents:
1125
diff
changeset
|
2240 |
1666b7b0bafc
proxy_headers_hash_max_size and proxy_headers_hash_bucket_size
Igor Sysoev <igor@sysoev.ru>
parents:
1125
diff
changeset
|
2241 ngx_conf_merge_uint_value(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
|
2242 prev->headers_hash_bucket_size, 64); |
1666b7b0bafc
proxy_headers_hash_max_size and proxy_headers_hash_bucket_size
Igor Sysoev <igor@sysoev.ru>
parents:
1125
diff
changeset
|
2243 |
1666b7b0bafc
proxy_headers_hash_max_size and proxy_headers_hash_bucket_size
Igor Sysoev <igor@sysoev.ru>
parents:
1125
diff
changeset
|
2244 conf->headers_hash_bucket_size = ngx_align(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
|
2245 ngx_cacheline_size); |
1666b7b0bafc
proxy_headers_hash_max_size and proxy_headers_hash_bucket_size
Igor Sysoev <igor@sysoev.ru>
parents:
1125
diff
changeset
|
2246 |
1701
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
2247 hash.max_size = conf->headers_hash_max_size; |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
2248 hash.bucket_size = conf->headers_hash_bucket_size; |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
2249 hash.name = "proxy_headers_hash"; |
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
2250 |
2706
f905a6ab0ca8
hide cacheable Set-Cookie and P3P response headers
Igor Sysoev <igor@sysoev.ru>
parents:
2705
diff
changeset
|
2251 #if (NGX_HTTP_CACHE) |
f905a6ab0ca8
hide cacheable Set-Cookie and P3P response headers
Igor Sysoev <igor@sysoev.ru>
parents:
2705
diff
changeset
|
2252 |
f905a6ab0ca8
hide cacheable Set-Cookie and P3P response headers
Igor Sysoev <igor@sysoev.ru>
parents:
2705
diff
changeset
|
2253 h = conf->upstream.cache ? ngx_http_proxy_hide_cache_headers: |
f905a6ab0ca8
hide cacheable Set-Cookie and P3P response headers
Igor Sysoev <igor@sysoev.ru>
parents:
2705
diff
changeset
|
2254 ngx_http_proxy_hide_headers; |
f905a6ab0ca8
hide cacheable Set-Cookie and P3P response headers
Igor Sysoev <igor@sysoev.ru>
parents:
2705
diff
changeset
|
2255 #else |
f905a6ab0ca8
hide cacheable Set-Cookie and P3P response headers
Igor Sysoev <igor@sysoev.ru>
parents:
2705
diff
changeset
|
2256 |
f905a6ab0ca8
hide cacheable Set-Cookie and P3P response headers
Igor Sysoev <igor@sysoev.ru>
parents:
2705
diff
changeset
|
2257 h = ngx_http_proxy_hide_headers; |
f905a6ab0ca8
hide cacheable Set-Cookie and P3P response headers
Igor Sysoev <igor@sysoev.ru>
parents:
2705
diff
changeset
|
2258 |
f905a6ab0ca8
hide cacheable Set-Cookie and P3P response headers
Igor Sysoev <igor@sysoev.ru>
parents:
2705
diff
changeset
|
2259 #endif |
f905a6ab0ca8
hide cacheable Set-Cookie and P3P response headers
Igor Sysoev <igor@sysoev.ru>
parents:
2705
diff
changeset
|
2260 |
1701
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
2261 if (ngx_http_upstream_hide_headers_hash(cf, &conf->upstream, |
2706
f905a6ab0ca8
hide cacheable Set-Cookie and P3P response headers
Igor Sysoev <igor@sysoev.ru>
parents:
2705
diff
changeset
|
2262 &prev->upstream, h, &hash) |
649 | 2263 != NGX_OK) |
2264 { | |
2265 return NGX_CONF_ERROR; | |
2266 } | |
2267 | |
884 | 2268 if (conf->upstream.upstream == NULL) { |
2269 conf->upstream.upstream = prev->upstream.upstream; | |
1658 | 2270 conf->vars = prev->vars; |
507 | 2271 } |
2272 | |
577 | 2273 |
2274 if (conf->body_source.data == NULL) { | |
2275 conf->body_source = prev->body_source; | |
2276 conf->body_set_len = prev->body_set_len; | |
2277 conf->body_set = prev->body_set; | |
2278 } | |
2279 | |
579 | 2280 if (conf->body_source.data && conf->body_set_len == NULL) { |
577 | 2281 |
2282 ngx_memzero(&sc, sizeof(ngx_http_script_compile_t)); | |
2283 | |
2284 sc.cf = cf; | |
2285 sc.source = &conf->body_source; | |
2286 sc.flushes = &conf->flushes; | |
2287 sc.lengths = &conf->body_set_len; | |
2288 sc.values = &conf->body_set; | |
2289 sc.complete_lengths = 1; | |
2290 sc.complete_values = 1; | |
2291 | |
2292 if (ngx_http_script_compile(&sc) != NGX_OK) { | |
2293 return NGX_CONF_ERROR; | |
2294 } | |
2295 | |
2296 if (conf->headers_source == NULL) { | |
2297 conf->headers_source = ngx_array_create(cf->pool, 4, | |
649 | 2298 sizeof(ngx_keyval_t)); |
577 | 2299 if (conf->headers_source == NULL) { |
2300 return NGX_CONF_ERROR; | |
2301 } | |
2302 } | |
2303 | |
2304 s = ngx_array_push(conf->headers_source); | |
2305 if (s == NULL) { | |
2306 return NGX_CONF_ERROR; | |
2307 } | |
2308 | |
2309 s->key.len = sizeof("Content-Length") - 1; | |
2310 s->key.data = (u_char *) "Content-Length"; | |
2311 s->value.len = sizeof("$proxy_internal_body_length") - 1; | |
2312 s->value.data = (u_char *) "$proxy_internal_body_length"; | |
2313 } | |
2314 | |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2430
diff
changeset
|
2315 if (ngx_http_proxy_merge_headers(cf, conf, prev) != NGX_OK) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2430
diff
changeset
|
2316 return NGX_CONF_ERROR; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2430
diff
changeset
|
2317 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2430
diff
changeset
|
2318 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2430
diff
changeset
|
2319 return NGX_CONF_OK; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2430
diff
changeset
|
2320 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2430
diff
changeset
|
2321 |
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
parents:
2430
diff
changeset
|
2322 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2430
diff
changeset
|
2323 static ngx_int_t |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2430
diff
changeset
|
2324 ngx_http_proxy_merge_headers(ngx_conf_t *cf, ngx_http_proxy_loc_conf_t *conf, |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2430
diff
changeset
|
2325 ngx_http_proxy_loc_conf_t *prev) |
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
parents:
2430
diff
changeset
|
2326 { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2430
diff
changeset
|
2327 u_char *p; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2430
diff
changeset
|
2328 size_t size; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2430
diff
changeset
|
2329 uintptr_t *code; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2430
diff
changeset
|
2330 ngx_uint_t i; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2430
diff
changeset
|
2331 ngx_keyval_t *src, *s, *h; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2430
diff
changeset
|
2332 ngx_hash_key_t *hk; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2430
diff
changeset
|
2333 ngx_hash_init_t hash; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2430
diff
changeset
|
2334 ngx_http_script_compile_t sc; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2430
diff
changeset
|
2335 ngx_http_script_copy_code_t *copy; |
577 | 2336 |
509 | 2337 if (conf->headers_source == NULL) { |
573 | 2338 conf->flushes = prev->flushes; |
507 | 2339 conf->headers_set_len = prev->headers_set_len; |
2340 conf->headers_set = prev->headers_set; | |
2341 conf->headers_set_hash = prev->headers_set_hash; | |
573 | 2342 conf->headers_source = prev->headers_source; |
507 | 2343 } |
2344 | |
2929
37b7cd336fdf
inherit proxy_set_header, proxy_hide_header, and fastcgi_hide_header
Igor Sysoev <igor@sysoev.ru>
parents:
2927
diff
changeset
|
2345 if (conf->headers_set_hash.buckets |
2949
fe484c0be7c0
fix building --without-http-cache, broken in r2930
Igor Sysoev <igor@sysoev.ru>
parents:
2929
diff
changeset
|
2346 #if (NGX_HTTP_CACHE) |
fe484c0be7c0
fix building --without-http-cache, broken in r2930
Igor Sysoev <igor@sysoev.ru>
parents:
2929
diff
changeset
|
2347 && ((conf->upstream.cache == NULL) == (prev->upstream.cache == NULL)) |
fe484c0be7c0
fix building --without-http-cache, broken in r2930
Igor Sysoev <igor@sysoev.ru>
parents:
2929
diff
changeset
|
2348 #endif |
fe484c0be7c0
fix building --without-http-cache, broken in r2930
Igor Sysoev <igor@sysoev.ru>
parents:
2929
diff
changeset
|
2349 ) |
2929
37b7cd336fdf
inherit proxy_set_header, proxy_hide_header, and fastcgi_hide_header
Igor Sysoev <igor@sysoev.ru>
parents:
2927
diff
changeset
|
2350 { |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2430
diff
changeset
|
2351 return NGX_OK; |
509 | 2352 } |
2353 | |
2354 | |
649 | 2355 conf->headers_names = ngx_array_create(cf->pool, 4, sizeof(ngx_hash_key_t)); |
509 | 2356 if (conf->headers_names == NULL) { |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2430
diff
changeset
|
2357 return NGX_ERROR; |
509 | 2358 } |
2359 | |
2360 if (conf->headers_source == NULL) { | |
2361 conf->headers_source = ngx_array_create(cf->pool, 4, | |
649 | 2362 sizeof(ngx_keyval_t)); |
509 | 2363 if (conf->headers_source == NULL) { |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2430
diff
changeset
|
2364 return NGX_ERROR; |
509 | 2365 } |
2366 } | |
507 | 2367 |
509 | 2368 conf->headers_set_len = ngx_array_create(cf->pool, 64, 1); |
2369 if (conf->headers_set_len == NULL) { | |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2430
diff
changeset
|
2370 return NGX_ERROR; |
509 | 2371 } |
2372 | |
2373 conf->headers_set = ngx_array_create(cf->pool, 512, 1); | |
2374 if (conf->headers_set == NULL) { | |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2430
diff
changeset
|
2375 return NGX_ERROR; |
509 | 2376 } |
2377 | |
2378 | |
2379 src = conf->headers_source->elts; | |
2380 | |
2705
d040c3786239
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Igor Sysoev <igor@sysoev.ru>
parents:
2672
diff
changeset
|
2381 #if (NGX_HTTP_CACHE) |
d040c3786239
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2672
diff
changeset
|
2382 |
d040c3786239
do not pass if-... headers for cacheable responses
Igor Sysoev <igor@sysoev.ru>
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2672
diff
changeset
|
2383 h = conf->upstream.cache ? ngx_http_proxy_cache_headers: |
d040c3786239
do not pass if-... headers for cacheable responses
Igor Sysoev <igor@sysoev.ru>
parents:
2672
diff
changeset
|
2384 ngx_http_proxy_headers; |
d040c3786239
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parents:
2672
diff
changeset
|
2385 #else |
d040c3786239
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parents:
2672
diff
changeset
|
2386 |
d040c3786239
do not pass if-... headers for cacheable responses
Igor Sysoev <igor@sysoev.ru>
parents:
2672
diff
changeset
|
2387 h = ngx_http_proxy_headers; |
d040c3786239
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Igor Sysoev <igor@sysoev.ru>
parents:
2672
diff
changeset
|
2388 |
d040c3786239
do not pass if-... headers for cacheable responses
Igor Sysoev <igor@sysoev.ru>
parents:
2672
diff
changeset
|
2389 #endif |
d040c3786239
do not pass if-... headers for cacheable responses
Igor Sysoev <igor@sysoev.ru>
parents:
2672
diff
changeset
|
2390 |
d040c3786239
do not pass if-... headers for cacheable responses
Igor Sysoev <igor@sysoev.ru>
parents:
2672
diff
changeset
|
2391 while (h->key.len) { |
509 | 2392 |
2393 for (i = 0; i < conf->headers_source->nelts; i++) { | |
2394 if (ngx_strcasecmp(h->key.data, src[i].key.data) == 0) { | |
2395 goto next; | |
507 | 2396 } |
2397 } | |
2398 | |
509 | 2399 s = ngx_array_push(conf->headers_source); |
2400 if (s == NULL) { | |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2430
diff
changeset
|
2401 return NGX_ERROR; |
507 | 2402 } |
2403 | |
509 | 2404 *s = *h; |
507 | 2405 |
517 | 2406 src = conf->headers_source->elts; |
2407 | |
509 | 2408 next: |
507 | 2409 |
2705
d040c3786239
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Igor Sysoev <igor@sysoev.ru>
parents:
2672
diff
changeset
|
2410 h++; |
509 | 2411 } |
507 | 2412 |
577 | 2413 |
2414 src = conf->headers_source->elts; | |
509 | 2415 for (i = 0; i < conf->headers_source->nelts; i++) { |
507 | 2416 |
649 | 2417 hk = ngx_array_push(conf->headers_names); |
2418 if (hk == NULL) { | |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2430
diff
changeset
|
2419 return NGX_ERROR; |
507 | 2420 } |
2421 | |
649 | 2422 hk->key = src[i].key; |
2423 hk->key_hash = ngx_hash_key_lc(src[i].key.data, src[i].key.len); | |
2424 hk->value = (void *) 1; | |
509 | 2425 |
519 | 2426 if (src[i].value.len == 0) { |
2427 continue; | |
2428 } | |
2429 | |
509 | 2430 if (ngx_http_script_variables_count(&src[i].value) == 0) { |
2431 copy = ngx_array_push_n(conf->headers_set_len, | |
2432 sizeof(ngx_http_script_copy_code_t)); | |
2433 if (copy == NULL) { | |
2592
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
parents:
2430
diff
changeset
|
2434 return NGX_ERROR; |
509 | 2435 } |
2436 | |
2437 copy->code = (ngx_http_script_code_pt) | |
2438 ngx_http_script_copy_len_code; | |
2439 copy->len = src[i].key.len + sizeof(": ") - 1 | |
2440 + src[i].value.len + sizeof(CRLF) - 1; | |
507 | 2441 |
2442 | |
509 | 2443 size = (sizeof(ngx_http_script_copy_code_t) |
2444 + src[i].key.len + sizeof(": ") - 1 | |
2445 + src[i].value.len + sizeof(CRLF) - 1 | |
2446 + sizeof(uintptr_t) - 1) | |
2447 & ~(sizeof(uintptr_t) - 1); | |
2448 | |
2449 copy = ngx_array_push_n(conf->headers_set, size); | |
2450 if (copy == NULL) { | |
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Igor Sysoev <igor@sysoev.ru>
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2430
diff
changeset
|
2451 return NGX_ERROR; |
509 | 2452 } |
2453 | |
2454 copy->code = ngx_http_script_copy_code; | |
2455 copy->len = src[i].key.len + sizeof(": ") - 1 | |
2456 + src[i].value.len + sizeof(CRLF) - 1; | |
2457 | |
2458 p = (u_char *) copy + sizeof(ngx_http_script_copy_code_t); | |
2459 | |
2460 p = ngx_cpymem(p, src[i].key.data, src[i].key.len); | |
2461 *p++ = ':'; *p++ = ' '; | |
2462 p = ngx_cpymem(p, src[i].value.data, src[i].value.len); | |
2463 *p++ = CR; *p = LF; | |
2464 | |
2465 } else { | |
2466 copy = ngx_array_push_n(conf->headers_set_len, | |
2467 sizeof(ngx_http_script_copy_code_t)); | |
2468 if (copy == NULL) { | |
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Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
2469 return NGX_ERROR; |
509 | 2470 } |
2471 | |
2472 copy->code = (ngx_http_script_code_pt) | |
2473 ngx_http_script_copy_len_code; | |
2474 copy->len = src[i].key.len + sizeof(": ") - 1; | |
507 | 2475 |
2476 | |
509 | 2477 size = (sizeof(ngx_http_script_copy_code_t) |
2478 + src[i].key.len + sizeof(": ") - 1 + sizeof(uintptr_t) - 1) | |
2479 & ~(sizeof(uintptr_t) - 1); | |
2480 | |
2481 copy = ngx_array_push_n(conf->headers_set, size); | |
2482 if (copy == NULL) { | |
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Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
2483 return NGX_ERROR; |
509 | 2484 } |
2485 | |
2486 copy->code = ngx_http_script_copy_code; | |
2487 copy->len = src[i].key.len + sizeof(": ") - 1; | |
2488 | |
2489 p = (u_char *) copy + sizeof(ngx_http_script_copy_code_t); | |
2490 p = ngx_cpymem(p, src[i].key.data, src[i].key.len); | |
2491 *p++ = ':'; *p = ' '; | |
2492 | |
2493 | |
2494 ngx_memzero(&sc, sizeof(ngx_http_script_compile_t)); | |
2495 | |
2496 sc.cf = cf; | |
2497 sc.source = &src[i].value; | |
573 | 2498 sc.flushes = &conf->flushes; |
509 | 2499 sc.lengths = &conf->headers_set_len; |
2500 sc.values = &conf->headers_set; | |
2501 | |
2502 if (ngx_http_script_compile(&sc) != NGX_OK) { | |
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parents:
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diff
changeset
|
2503 return NGX_ERROR; |
509 | 2504 } |
2505 | |
2506 | |
2507 copy = ngx_array_push_n(conf->headers_set_len, | |
2508 sizeof(ngx_http_script_copy_code_t)); | |
2509 if (copy == NULL) { | |
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parents:
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diff
changeset
|
2510 return NGX_ERROR; |
509 | 2511 } |
2512 | |
2513 copy->code = (ngx_http_script_code_pt) | |
2514 ngx_http_script_copy_len_code; | |
2515 copy->len = sizeof(CRLF) - 1; | |
2516 | |
2517 | |
2518 size = (sizeof(ngx_http_script_copy_code_t) | |
2519 + sizeof(CRLF) - 1 + sizeof(uintptr_t) - 1) | |
2520 & ~(sizeof(uintptr_t) - 1); | |
2521 | |
2522 copy = ngx_array_push_n(conf->headers_set, size); | |
2523 if (copy == NULL) { | |
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parents:
2430
diff
changeset
|
2524 return NGX_ERROR; |
509 | 2525 } |
2526 | |
2527 copy->code = ngx_http_script_copy_code; | |
2528 copy->len = sizeof(CRLF) - 1; | |
2529 | |
2530 p = (u_char *) copy + sizeof(ngx_http_script_copy_code_t); | |
2531 *p++ = CR; *p = LF; | |
507 | 2532 } |
2533 | |
509 | 2534 code = ngx_array_push_n(conf->headers_set_len, sizeof(uintptr_t)); |
2535 if (code == NULL) { | |
2592
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parents:
2430
diff
changeset
|
2536 return NGX_ERROR; |
507 | 2537 } |
2538 | |
509 | 2539 *code = (uintptr_t) NULL; |
2540 | |
2541 code = ngx_array_push_n(conf->headers_set, sizeof(uintptr_t)); | |
2542 if (code == NULL) { | |
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Igor Sysoev <igor@sysoev.ru>
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diff
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|
2543 return NGX_ERROR; |
509 | 2544 } |
2545 | |
2546 *code = (uintptr_t) NULL; | |
507 | 2547 } |
2548 | |
509 | 2549 code = ngx_array_push_n(conf->headers_set_len, sizeof(uintptr_t)); |
2550 if (code == NULL) { | |
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|
2551 return NGX_ERROR; |
507 | 2552 } |
2553 | |
509 | 2554 *code = (uintptr_t) NULL; |
507 | 2555 |
2556 | |
649 | 2557 hash.hash = &conf->headers_set_hash; |
2558 hash.key = ngx_hash_key_lc; | |
1180
1666b7b0bafc
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Igor Sysoev <igor@sysoev.ru>
parents:
1125
diff
changeset
|
2559 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
|
2560 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
|
2561 hash.name = "proxy_headers_hash"; |
649 | 2562 hash.pool = cf->pool; |
2563 hash.temp_pool = NULL; | |
2564 | |
2565 if (ngx_hash_init(&hash, conf->headers_names->elts, | |
2566 conf->headers_names->nelts) | |
2567 != NGX_OK) | |
2568 { | |
2592
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diff
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|
2569 return NGX_ERROR; |
649 | 2570 } |
2571 | |
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2430
diff
changeset
|
2572 return NGX_OK; |
507 | 2573 } |
2574 | |
2575 | |
2576 static char * | |
2577 ngx_http_proxy_pass(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) | |
2578 { | |
509 | 2579 ngx_http_proxy_loc_conf_t *plcf = conf; |
507 | 2580 |
1658 | 2581 size_t add; |
2582 u_short port; | |
2583 ngx_str_t *value, *url; | |
2584 ngx_url_t u; | |
2585 ngx_uint_t n; | |
2586 ngx_http_core_loc_conf_t *clcf; | |
2587 ngx_http_script_compile_t sc; | |
507 | 2588 |
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delete surplus upstream.schema field
Igor Sysoev <igor@sysoev.ru>
parents:
2285
diff
changeset
|
2589 if (plcf->upstream.upstream || plcf->proxy_lengths) { |
555 | 2590 return "is duplicate"; |
2591 } | |
2592 | |
1658 | 2593 clcf = ngx_http_conf_get_module_loc_conf(cf, ngx_http_core_module); |
2594 | |
2989
dff9764eaca2
do auto redirect for proxy_pass/fastcgi_pass with variables
Igor Sysoev <igor@sysoev.ru>
parents:
2949
diff
changeset
|
2595 clcf->handler = ngx_http_proxy_handler; |
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Igor Sysoev <igor@sysoev.ru>
parents:
2949
diff
changeset
|
2596 |
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Igor Sysoev <igor@sysoev.ru>
parents:
2949
diff
changeset
|
2597 if (clcf->name.data[clcf->name.len - 1] == '/') { |
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Igor Sysoev <igor@sysoev.ru>
parents:
2949
diff
changeset
|
2598 clcf->auto_redirect = 1; |
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parents:
2949
diff
changeset
|
2599 } |
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parents:
2949
diff
changeset
|
2600 |
507 | 2601 value = cf->args->elts; |
2602 | |
2603 url = &value[1]; | |
2604 | |
1658 | 2605 n = ngx_http_script_variables_count(url); |
2606 | |
2607 if (n) { | |
2608 | |
2609 ngx_memzero(&sc, sizeof(ngx_http_script_compile_t)); | |
2610 | |
2611 sc.cf = cf; | |
2612 sc.source = url; | |
2613 sc.lengths = &plcf->proxy_lengths; | |
2614 sc.values = &plcf->proxy_values; | |
2615 sc.variables = n; | |
2616 sc.complete_lengths = 1; | |
2617 sc.complete_values = 1; | |
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ca317d9b5c09
style fix: remove trailing spaces
Igor Sysoev <igor@sysoev.ru>
parents:
1671
diff
changeset
|
2618 |
1658 | 2619 if (ngx_http_script_compile(&sc) != NGX_OK) { |
2620 return NGX_CONF_ERROR; | |
2621 } | |
2622 | |
2623 #if (NGX_HTTP_SSL) | |
2624 if (ngx_http_proxy_set_ssl(cf, plcf) != NGX_OK) { | |
2625 return NGX_CONF_ERROR; | |
2626 } | |
2627 #endif | |
2628 | |
2629 return NGX_CONF_OK; | |
2630 } | |
2631 | |
1107
db7c468c447d
ngx_strcasecmp()/ngx_strncasecmp()
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
2632 if (ngx_strncasecmp(url->data, (u_char *) "http://", 7) == 0) { |
577 | 2633 add = 7; |
591 | 2634 port = 80; |
577 | 2635 |
1107
db7c468c447d
ngx_strcasecmp()/ngx_strncasecmp()
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
2636 } else if (ngx_strncasecmp(url->data, (u_char *) "https://", 8) == 0) { |
577 | 2637 |
2638 #if (NGX_HTTP_SSL) | |
1658 | 2639 if (ngx_http_proxy_set_ssl(cf, plcf) != NGX_OK) { |
2640 return NGX_CONF_ERROR; | |
2641 } | |
577 | 2642 |
2643 add = 8; | |
591 | 2644 port = 443; |
577 | 2645 #else |
2646 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, | |
2647 "https protocol requires SSL support"); | |
2648 return NGX_CONF_ERROR; | |
2649 #endif | |
2650 | |
2651 } else { | |
507 | 2652 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, "invalid URL prefix"); |
2653 return NGX_CONF_ERROR; | |
2654 } | |
2655 | |
651 | 2656 ngx_memzero(&u, sizeof(ngx_url_t)); |
2657 | |
2658 u.url.len = url->len - add; | |
2659 u.url.data = url->data + add; | |
906 | 2660 u.default_port = port; |
2661 u.uri_part = 1; | |
884 | 2662 u.no_resolve = 1; |
2663 | |
2664 plcf->upstream.upstream = ngx_http_upstream_add(cf, &u, 0); | |
2665 if (plcf->upstream.upstream == NULL) { | |
507 | 2666 return NGX_CONF_ERROR; |
2667 } | |
2668 | |
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delete surplus upstream.schema field
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parents:
2285
diff
changeset
|
2669 plcf->vars.schema.len = add; |
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Igor Sysoev <igor@sysoev.ru>
parents:
2285
diff
changeset
|
2670 plcf->vars.schema.data = url->data; |
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parents:
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diff
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|
2671 plcf->vars.key_start = plcf->vars.schema; |
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parents:
2430
diff
changeset
|
2672 |
3a8a53c0c42f
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2430
diff
changeset
|
2673 ngx_http_proxy_set_vars(&u, &plcf->vars); |
507 | 2674 |
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parents:
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diff
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|
2675 plcf->location = clcf->name; |
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parents:
2430
diff
changeset
|
2676 |
1353 | 2677 if (clcf->named |
507 | 2678 #if (NGX_PCRE) |
1353 | 2679 || clcf->regex |
2680 #endif | |
2681 || clcf->noname) | |
2682 { | |
1658 | 2683 if (plcf->vars.uri.len) { |
573 | 2684 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
2685 "\"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
|
2686 "location given by regular expression, " |
1353 | 2687 "or inside named location, " |
843
ebab9490204c
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parents:
812
diff
changeset
|
2688 "or inside the \"if\" statement, " |
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allow proxy_pass inside limit_except
Igor Sysoev <igor@sysoev.ru>
parents:
812
diff
changeset
|
2689 "or inside the \"limit_except\" block"); |
573 | 2690 return NGX_CONF_ERROR; |
2691 } | |
2692 | |
1658 | 2693 plcf->location.len = 0; |
555 | 2694 } |
2695 | |
1658 | 2696 plcf->url = *url; |
509 | 2697 |
507 | 2698 return NGX_CONF_OK; |
2699 } | |
2700 | |
2701 | |
2702 static char * | |
509 | 2703 ngx_http_proxy_redirect(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) |
507 | 2704 { |
509 | 2705 ngx_http_proxy_loc_conf_t *plcf = conf; |
2706 | |
2707 ngx_str_t *value; | |
2708 ngx_array_t *vars_lengths, *vars_values; | |
2709 ngx_http_script_compile_t sc; | |
2710 ngx_http_proxy_redirect_t *pr; | |
2711 | |
2712 if (plcf->redirect == 0) { | |
2713 return NGX_CONF_OK; | |
2714 } | |
2715 | |
2716 value = cf->args->elts; | |
2717 | |
2784
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Igor Sysoev <igor@sysoev.ru>
parents:
2753
diff
changeset
|
2718 if (cf->args->nelts == 2) { |
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parents:
2753
diff
changeset
|
2719 if (ngx_strcmp(value[1].data, "off") == 0) { |
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2753
diff
changeset
|
2720 plcf->redirect = 0; |
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diff
changeset
|
2721 plcf->redirects = NULL; |
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diff
changeset
|
2722 return NGX_CONF_OK; |
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parents:
2753
diff
changeset
|
2723 } |
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diff
changeset
|
2724 |
c2230102df6f
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diff
changeset
|
2725 if (ngx_strcmp(value[1].data, "false") == 0) { |
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Igor Sysoev <igor@sysoev.ru>
parents:
2753
diff
changeset
|
2726 ngx_conf_log_error(NGX_LOG_ERR, cf, 0, |
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Igor Sysoev <igor@sysoev.ru>
parents:
2753
diff
changeset
|
2727 "invalid parameter \"false\", use \"off\" instead"); |
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Igor Sysoev <igor@sysoev.ru>
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2753
diff
changeset
|
2728 plcf->redirect = 0; |
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diff
changeset
|
2729 plcf->redirects = NULL; |
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diff
changeset
|
2730 return NGX_CONF_OK; |
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diff
changeset
|
2731 } |
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diff
changeset
|
2732 |
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diff
changeset
|
2733 if (ngx_strcmp(value[1].data, "default") != 0) { |
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Igor Sysoev <igor@sysoev.ru>
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2753
diff
changeset
|
2734 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
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diff
changeset
|
2735 "invalid parameter \"%V\"", &value[1]); |
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diff
changeset
|
2736 return NGX_CONF_ERROR; |
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diff
changeset
|
2737 } |
509 | 2738 } |
2739 | |
2740 if (plcf->redirects == NULL) { | |
2741 plcf->redirects = ngx_array_create(cf->pool, 1, | |
2742 sizeof(ngx_http_proxy_redirect_t)); | |
2743 if (plcf->redirects == NULL) { | |
2744 return NGX_CONF_ERROR; | |
2745 } | |
2746 } | |
2747 | |
2748 pr = ngx_array_push(plcf->redirects); | |
2749 if (pr == NULL) { | |
2750 return NGX_CONF_ERROR; | |
2751 } | |
2752 | |
2784
c2230102df6f
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2753
diff
changeset
|
2753 if (ngx_strcmp(value[1].data, "default") == 0) { |
1658 | 2754 if (plcf->url.data == NULL) { |
509 | 2755 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
2756 "\"proxy_rewrite_location default\" must go " | |
2757 "after the \"proxy_pass\" directive"); | |
2758 return NGX_CONF_ERROR; | |
2759 } | |
2760 | |
2761 pr->handler = ngx_http_proxy_rewrite_redirect_text; | |
1658 | 2762 pr->redirect = plcf->url; |
2763 | |
2764 if (plcf->vars.uri.len) { | |
2765 pr->replacement.text = plcf->location; | |
653 | 2766 |
2767 } else { | |
2768 pr->replacement.text.len = 0; | |
2769 pr->replacement.text.data = NULL; | |
2770 } | |
509 | 2771 |
2772 return NGX_CONF_OK; | |
2773 } | |
2774 | |
2775 if (ngx_http_script_variables_count(&value[2]) == 0) { | |
2776 pr->handler = ngx_http_proxy_rewrite_redirect_text; | |
2777 pr->redirect = value[1]; | |
2778 pr->replacement.text = value[2]; | |
2779 | |
2780 return NGX_CONF_OK; | |
2781 } | |
2782 | |
2783 ngx_memzero(&sc, sizeof(ngx_http_script_compile_t)); | |
2784 | |
2785 vars_lengths = NULL; | |
2786 vars_values = NULL; | |
2787 | |
2788 sc.cf = cf; | |
2789 sc.source = &value[2]; | |
2790 sc.lengths = &vars_lengths; | |
2791 sc.values = &vars_values; | |
2792 sc.complete_lengths = 1; | |
2793 sc.complete_values = 1; | |
2794 | |
2795 if (ngx_http_script_compile(&sc) != NGX_OK) { | |
2796 return NGX_CONF_ERROR; | |
2797 } | |
2798 | |
2799 pr->handler = ngx_http_proxy_rewrite_redirect_vars; | |
2800 pr->redirect = value[1]; | |
2801 pr->replacement.vars.lengths = vars_lengths->elts; | |
2802 pr->replacement.vars.values = vars_values->elts; | |
2803 | |
507 | 2804 return NGX_CONF_OK; |
2805 } | |
2806 | |
2807 | |
2808 static char * | |
1295
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2809 ngx_http_proxy_store(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) |
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2810 { |
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2811 ngx_http_proxy_loc_conf_t *plcf = conf; |
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2812 |
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2813 ngx_str_t *value; |
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2814 ngx_http_script_compile_t sc; |
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2815 |
2894 | 2816 if (plcf->upstream.store != NGX_CONF_UNSET |
2817 || plcf->upstream.store_lengths) | |
1295
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2818 { |
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2819 return "is duplicate"; |
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2820 } |
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2821 |
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2822 value = cf->args->elts; |
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2823 |
2895
d65e58a8d3a4
report about proxy/fastcgi_store and proxy/fastcgi_cache incompatibility
Igor Sysoev <igor@sysoev.ru>
parents:
2894
diff
changeset
|
2824 if (ngx_strcmp(value[1].data, "off") == 0) { |
d65e58a8d3a4
report about proxy/fastcgi_store and proxy/fastcgi_cache incompatibility
Igor Sysoev <igor@sysoev.ru>
parents:
2894
diff
changeset
|
2825 plcf->upstream.store = 0; |
1295
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2826 return NGX_CONF_OK; |
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2827 } |
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2828 |
2895
d65e58a8d3a4
report about proxy/fastcgi_store and proxy/fastcgi_cache incompatibility
Igor Sysoev <igor@sysoev.ru>
parents:
2894
diff
changeset
|
2829 #if (NGX_HTTP_CACHE) |
d65e58a8d3a4
report about proxy/fastcgi_store and proxy/fastcgi_cache incompatibility
Igor Sysoev <igor@sysoev.ru>
parents:
2894
diff
changeset
|
2830 |
d65e58a8d3a4
report about proxy/fastcgi_store and proxy/fastcgi_cache incompatibility
Igor Sysoev <igor@sysoev.ru>
parents:
2894
diff
changeset
|
2831 if (plcf->upstream.cache != NGX_CONF_UNSET_PTR |
d65e58a8d3a4
report about proxy/fastcgi_store and proxy/fastcgi_cache incompatibility
Igor Sysoev <igor@sysoev.ru>
parents:
2894
diff
changeset
|
2832 && plcf->upstream.cache != NULL) |
d65e58a8d3a4
report about proxy/fastcgi_store and proxy/fastcgi_cache incompatibility
Igor Sysoev <igor@sysoev.ru>
parents:
2894
diff
changeset
|
2833 { |
d65e58a8d3a4
report about proxy/fastcgi_store and proxy/fastcgi_cache incompatibility
Igor Sysoev <igor@sysoev.ru>
parents:
2894
diff
changeset
|
2834 return "is incompatible with \"proxy_cache\""; |
d65e58a8d3a4
report about proxy/fastcgi_store and proxy/fastcgi_cache incompatibility
Igor Sysoev <igor@sysoev.ru>
parents:
2894
diff
changeset
|
2835 } |
d65e58a8d3a4
report about proxy/fastcgi_store and proxy/fastcgi_cache incompatibility
Igor Sysoev <igor@sysoev.ru>
parents:
2894
diff
changeset
|
2836 |
d65e58a8d3a4
report about proxy/fastcgi_store and proxy/fastcgi_cache incompatibility
Igor Sysoev <igor@sysoev.ru>
parents:
2894
diff
changeset
|
2837 #endif |
d65e58a8d3a4
report about proxy/fastcgi_store and proxy/fastcgi_cache incompatibility
Igor Sysoev <igor@sysoev.ru>
parents:
2894
diff
changeset
|
2838 |
d65e58a8d3a4
report about proxy/fastcgi_store and proxy/fastcgi_cache incompatibility
Igor Sysoev <igor@sysoev.ru>
parents:
2894
diff
changeset
|
2839 if (ngx_strcmp(value[1].data, "on") == 0) { |
d65e58a8d3a4
report about proxy/fastcgi_store and proxy/fastcgi_cache incompatibility
Igor Sysoev <igor@sysoev.ru>
parents:
2894
diff
changeset
|
2840 plcf->upstream.store = 1; |
1295
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2841 return NGX_CONF_OK; |
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2842 } |
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2843 |
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2844 /* include the terminating '\0' into script */ |
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2845 value[1].len++; |
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2846 |
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2847 ngx_memzero(&sc, sizeof(ngx_http_script_compile_t)); |
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2848 |
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2849 sc.cf = cf; |
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2850 sc.source = &value[1]; |
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2851 sc.lengths = &plcf->upstream.store_lengths; |
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2852 sc.values = &plcf->upstream.store_values; |
1563
022ec9420f80
style fix: remove double semicolons
Igor Sysoev <igor@sysoev.ru>
parents:
1488
diff
changeset
|
2853 sc.variables = ngx_http_script_variables_count(&value[1]); |
1295
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2854 sc.complete_lengths = 1; |
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2855 sc.complete_values = 1; |
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2856 |
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2857 if (ngx_http_script_compile(&sc) != NGX_OK) { |
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2858 return NGX_CONF_ERROR; |
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2859 } |
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2860 |
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2861 return NGX_CONF_OK; |
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2862 } |
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2863 |
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2864 |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2430
diff
changeset
|
2865 #if (NGX_HTTP_CACHE) |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2430
diff
changeset
|
2866 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2430
diff
changeset
|
2867 static char * |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2430
diff
changeset
|
2868 ngx_http_proxy_cache(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2430
diff
changeset
|
2869 { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2430
diff
changeset
|
2870 ngx_http_proxy_loc_conf_t *plcf = conf; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2430
diff
changeset
|
2871 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2430
diff
changeset
|
2872 ngx_str_t *value; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2430
diff
changeset
|
2873 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2430
diff
changeset
|
2874 value = cf->args->elts; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2430
diff
changeset
|
2875 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2430
diff
changeset
|
2876 if (plcf->upstream.cache != NGX_CONF_UNSET_PTR) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2430
diff
changeset
|
2877 return "is duplicate"; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2430
diff
changeset
|
2878 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2430
diff
changeset
|
2879 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2430
diff
changeset
|
2880 if (ngx_strcmp(value[1].data, "off") == 0) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2430
diff
changeset
|
2881 plcf->upstream.cache = NULL; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2430
diff
changeset
|
2882 return NGX_CONF_OK; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2430
diff
changeset
|
2883 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2430
diff
changeset
|
2884 |
2895
d65e58a8d3a4
report about proxy/fastcgi_store and proxy/fastcgi_cache incompatibility
Igor Sysoev <igor@sysoev.ru>
parents:
2894
diff
changeset
|
2885 if (plcf->upstream.store > 0 || plcf->upstream.store_lengths) { |
d65e58a8d3a4
report about proxy/fastcgi_store and proxy/fastcgi_cache incompatibility
Igor Sysoev <igor@sysoev.ru>
parents:
2894
diff
changeset
|
2886 return "is incompatible with \"proxy_store\""; |
d65e58a8d3a4
report about proxy/fastcgi_store and proxy/fastcgi_cache incompatibility
Igor Sysoev <igor@sysoev.ru>
parents:
2894
diff
changeset
|
2887 } |
d65e58a8d3a4
report about proxy/fastcgi_store and proxy/fastcgi_cache incompatibility
Igor Sysoev <igor@sysoev.ru>
parents:
2894
diff
changeset
|
2888 |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2430
diff
changeset
|
2889 plcf->upstream.cache = ngx_shared_memory_add(cf, &value[1], 0, |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2430
diff
changeset
|
2890 &ngx_http_proxy_module); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2430
diff
changeset
|
2891 if (plcf->upstream.cache == NULL) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2430
diff
changeset
|
2892 return NGX_CONF_ERROR; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2430
diff
changeset
|
2893 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2430
diff
changeset
|
2894 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2430
diff
changeset
|
2895 return NGX_CONF_OK; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2430
diff
changeset
|
2896 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2430
diff
changeset
|
2897 |
2672 | 2898 |
2899 static char * | |
2900 ngx_http_proxy_cache_key(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) | |
2901 { | |
2902 ngx_http_proxy_loc_conf_t *plcf = conf; | |
2903 | |
2904 ngx_str_t *value; | |
2905 ngx_http_compile_complex_value_t ccv; | |
2906 | |
2907 value = cf->args->elts; | |
2908 | |
2909 if (plcf->cache_key.value.len) { | |
2910 return "is duplicate"; | |
2911 } | |
2912 | |
2913 ngx_memzero(&ccv, sizeof(ngx_http_compile_complex_value_t)); | |
2914 | |
2915 ccv.cf = cf; | |
2916 ccv.value = &value[1]; | |
2917 ccv.complex_value = &plcf->cache_key; | |
2918 | |
2919 if (ngx_http_compile_complex_value(&ccv) != NGX_OK) { | |
2920 return NGX_CONF_ERROR; | |
2921 } | |
2922 | |
2923 return NGX_CONF_OK; | |
2924 } | |
2925 | |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
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2430
diff
changeset
|
2926 #endif |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2430
diff
changeset
|
2927 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2430
diff
changeset
|
2928 |
1295
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2929 static char * |
507 | 2930 ngx_http_proxy_lowat_check(ngx_conf_t *cf, void *post, void *data) |
2931 { | |
2932 #if (NGX_FREEBSD) | |
2933 ssize_t *np = data; | |
2934 | |
673 | 2935 if ((u_long) *np >= ngx_freebsd_net_inet_tcp_sendspace) { |
507 | 2936 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
2937 "\"proxy_send_lowat\" must be less than %d " | |
2938 "(sysctl net.inet.tcp.sendspace)", | |
2939 ngx_freebsd_net_inet_tcp_sendspace); | |
2940 | |
2941 return NGX_CONF_ERROR; | |
2942 } | |
2943 | |
2944 #elif !(NGX_HAVE_SO_SNDLOWAT) | |
2945 ssize_t *np = data; | |
2946 | |
2947 ngx_conf_log_error(NGX_LOG_WARN, cf, 0, | |
2948 "\"proxy_send_lowat\" is not supported, ignored"); | |
2949 | |
2950 *np = 0; | |
2951 | |
2952 #endif | |
2953 | |
2954 return NGX_CONF_OK; | |
2955 } | |
884 | 2956 |
2957 | |
2958 static char * | |
2959 ngx_http_proxy_upstream_max_fails_unsupported(ngx_conf_t *cf, | |
2960 ngx_command_t *cmd, void *conf) | |
2961 { | |
2962 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, | |
2963 "\"proxy_upstream_max_fails\" is not supported, " | |
2964 "use the \"max_fails\" parameter of the \"server\" directive ", | |
2965 "inside the \"upstream\" block"); | |
2966 | |
2967 return NGX_CONF_ERROR; | |
2968 } | |
2969 | |
2970 | |
2971 static char * | |
2972 ngx_http_proxy_upstream_fail_timeout_unsupported(ngx_conf_t *cf, | |
2973 ngx_command_t *cmd, void *conf) | |
2974 { | |
2975 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, | |
2976 "\"proxy_upstream_fail_timeout\" is not supported, " | |
2977 "use the \"fail_timeout\" parameter of the \"server\" directive ", | |
2978 "inside the \"upstream\" block"); | |
2979 | |
2980 return NGX_CONF_ERROR; | |
2981 } | |
1658 | 2982 |
2983 | |
2984 #if (NGX_HTTP_SSL) | |
2985 | |
2986 static ngx_int_t | |
2987 ngx_http_proxy_set_ssl(ngx_conf_t *cf, ngx_http_proxy_loc_conf_t *plcf) | |
2988 { | |
2989 ngx_pool_cleanup_t *cln; | |
2990 | |
2991 plcf->upstream.ssl = ngx_pcalloc(cf->pool, sizeof(ngx_ssl_t)); | |
2992 if (plcf->upstream.ssl == NULL) { | |
2993 return NGX_ERROR; | |
2994 } | |
2995 | |
2996 plcf->upstream.ssl->log = cf->log; | |
2997 | |
2998 if (ngx_ssl_create(plcf->upstream.ssl, | |
2999 NGX_SSL_SSLv2|NGX_SSL_SSLv3|NGX_SSL_TLSv1, NULL) | |
3000 != NGX_OK) | |
3001 { | |
3002 return NGX_ERROR; | |
3003 } | |
3004 | |
3005 cln = ngx_pool_cleanup_add(cf->pool, 0); | |
3006 if (cln == NULL) { | |
3007 return NGX_ERROR; | |
3008 } | |
3009 | |
3010 cln->handler = ngx_ssl_cleanup_ctx; | |
3011 cln->data = plcf->upstream.ssl; | |
3012 | |
3013 return NGX_OK; | |
3014 } | |
3015 | |
3016 #endif | |
3017 | |
3018 | |
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3019 static void |
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3020 ngx_http_proxy_set_vars(ngx_url_t *u, ngx_http_proxy_vars_t *v) |
1658 | 3021 { |
2203
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3022 if (u->family != AF_UNIX) { |
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3023 |
1658 | 3024 if (u->no_port || u->port == u->default_port) { |
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3025 |
1658 | 3026 v->host_header = u->host; |
3027 | |
3028 if (u->default_port == 80) { | |
3029 v->port.len = sizeof("80") - 1; | |
3030 v->port.data = (u_char *) "80"; | |
3031 | |
3032 } else { | |
3033 v->port.len = sizeof("443") - 1; | |
3034 v->port.data = (u_char *) "443"; | |
3035 } | |
3036 | |
3037 } else { | |
1671
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3038 v->host_header.len = u->host.len + 1 + u->port_text.len; |
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3039 v->host_header.data = u->host.data; |
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3040 v->port = u->port_text; |
1658 | 3041 } |
3042 | |
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3043 v->key_start.len += v->host_header.len; |
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3044 |
1658 | 3045 } else { |
3046 v->host_header.len = sizeof("localhost") - 1; | |
3047 v->host_header.data = (u_char *) "localhost"; | |
3048 v->port.len = 0; | |
3049 v->port.data = (u_char *) ""; | |
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3050 v->key_start.len += sizeof("unix:") - 1 + u->host.len + 1; |
1658 | 3051 } |
3052 | |
3053 v->uri = u->uri; | |
3054 } |