Mercurial > hg > nginx
annotate src/http/modules/ngx_http_proxy_module.c @ 3629:a2a3378824ba
fix r3628
author | Igor Sysoev <igor@sysoev.ru> |
---|---|
date | Tue, 15 Jun 2010 15:27:06 +0000 |
parents | cf47471a9eda |
children | 12bd9e26fadb |
rev | line source |
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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 | |
1658 | 55 ngx_array_t *proxy_lengths; |
56 ngx_array_t *proxy_values; | |
57 | |
651 | 58 ngx_array_t *redirects; |
59 | |
60 ngx_str_t body_source; | |
61 | |
62 ngx_str_t method; | |
1658 | 63 ngx_str_t location; |
64 ngx_str_t url; | |
65 | |
2672 | 66 #if (NGX_HTTP_CACHE) |
67 ngx_http_complex_value_t cache_key; | |
68 #endif | |
69 | |
1658 | 70 ngx_http_proxy_vars_t vars; |
651 | 71 |
72 ngx_flag_t redirect; | |
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73 |
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74 ngx_uint_t headers_hash_max_size; |
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75 ngx_uint_t headers_hash_bucket_size; |
507 | 76 } ngx_http_proxy_loc_conf_t; |
77 | |
78 | |
79 typedef struct { | |
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80 ngx_http_status_t status; |
1658 | 81 ngx_http_proxy_vars_t vars; |
651 | 82 size_t internal_body_length; |
509 | 83 } ngx_http_proxy_ctx_t; |
507 | 84 |
85 | |
1658 | 86 static ngx_int_t ngx_http_proxy_eval(ngx_http_request_t *r, |
87 ngx_http_proxy_ctx_t *ctx, ngx_http_proxy_loc_conf_t *plcf); | |
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88 #if (NGX_HTTP_CACHE) |
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89 static ngx_int_t ngx_http_proxy_create_key(ngx_http_request_t *r); |
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90 #endif |
507 | 91 static ngx_int_t ngx_http_proxy_create_request(ngx_http_request_t *r); |
92 static ngx_int_t ngx_http_proxy_reinit_request(ngx_http_request_t *r); | |
509 | 93 static ngx_int_t ngx_http_proxy_process_status_line(ngx_http_request_t *r); |
507 | 94 static ngx_int_t ngx_http_proxy_process_header(ngx_http_request_t *r); |
95 static void ngx_http_proxy_abort_request(ngx_http_request_t *r); | |
96 static void ngx_http_proxy_finalize_request(ngx_http_request_t *r, | |
97 ngx_int_t rc); | |
98 | |
573 | 99 static ngx_int_t ngx_http_proxy_host_variable(ngx_http_request_t *r, |
100 ngx_http_variable_value_t *v, uintptr_t data); | |
101 static ngx_int_t ngx_http_proxy_port_variable(ngx_http_request_t *r, | |
102 ngx_http_variable_value_t *v, uintptr_t data); | |
103 static ngx_int_t | |
509 | 104 ngx_http_proxy_add_x_forwarded_for_variable(ngx_http_request_t *r, |
573 | 105 ngx_http_variable_value_t *v, uintptr_t data); |
577 | 106 static ngx_int_t |
107 ngx_http_proxy_internal_body_length_variable(ngx_http_request_t *r, | |
108 ngx_http_variable_value_t *v, uintptr_t data); | |
509 | 109 static ngx_int_t ngx_http_proxy_rewrite_redirect(ngx_http_request_t *r, |
110 ngx_table_elt_t *h, size_t prefix); | |
507 | 111 |
509 | 112 static ngx_int_t ngx_http_proxy_add_variables(ngx_conf_t *cf); |
507 | 113 static void *ngx_http_proxy_create_loc_conf(ngx_conf_t *cf); |
114 static char *ngx_http_proxy_merge_loc_conf(ngx_conf_t *cf, | |
115 void *parent, void *child); | |
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116 static ngx_int_t ngx_http_proxy_merge_headers(ngx_conf_t *cf, |
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117 ngx_http_proxy_loc_conf_t *conf, ngx_http_proxy_loc_conf_t *prev); |
507 | 118 |
119 static char *ngx_http_proxy_pass(ngx_conf_t *cf, ngx_command_t *cmd, | |
120 void *conf); | |
509 | 121 static char *ngx_http_proxy_redirect(ngx_conf_t *cf, ngx_command_t *cmd, |
122 void *conf); | |
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123 static char *ngx_http_proxy_store(ngx_conf_t *cf, ngx_command_t *cmd, |
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124 void *conf); |
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125 #if (NGX_HTTP_CACHE) |
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126 static char *ngx_http_proxy_cache(ngx_conf_t *cf, ngx_command_t *cmd, |
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127 void *conf); |
2672 | 128 static char *ngx_http_proxy_cache_key(ngx_conf_t *cf, ngx_command_t *cmd, |
129 void *conf); | |
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130 #endif |
507 | 131 |
132 static char *ngx_http_proxy_lowat_check(ngx_conf_t *cf, void *post, void *data); | |
133 | |
1658 | 134 #if (NGX_HTTP_SSL) |
135 static ngx_int_t ngx_http_proxy_set_ssl(ngx_conf_t *cf, | |
136 ngx_http_proxy_loc_conf_t *plcf); | |
137 #endif | |
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138 static void ngx_http_proxy_set_vars(ngx_url_t *u, ngx_http_proxy_vars_t *v); |
1658 | 139 |
509 | 140 |
507 | 141 static ngx_conf_post_t ngx_http_proxy_lowat_post = |
509 | 142 { ngx_http_proxy_lowat_check }; |
143 | |
507 | 144 |
145 static ngx_conf_bitmask_t ngx_http_proxy_next_upstream_masks[] = { | |
146 { ngx_string("error"), NGX_HTTP_UPSTREAM_FT_ERROR }, | |
147 { ngx_string("timeout"), NGX_HTTP_UPSTREAM_FT_TIMEOUT }, | |
148 { ngx_string("invalid_header"), NGX_HTTP_UPSTREAM_FT_INVALID_HEADER }, | |
149 { ngx_string("http_500"), NGX_HTTP_UPSTREAM_FT_HTTP_500 }, | |
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150 { ngx_string("http_502"), NGX_HTTP_UPSTREAM_FT_HTTP_502 }, |
623 | 151 { ngx_string("http_503"), NGX_HTTP_UPSTREAM_FT_HTTP_503 }, |
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152 { ngx_string("http_504"), NGX_HTTP_UPSTREAM_FT_HTTP_504 }, |
507 | 153 { ngx_string("http_404"), NGX_HTTP_UPSTREAM_FT_HTTP_404 }, |
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154 { ngx_string("updating"), NGX_HTTP_UPSTREAM_FT_UPDATING }, |
665 | 155 { ngx_string("off"), NGX_HTTP_UPSTREAM_FT_OFF }, |
507 | 156 { ngx_null_string, 0 } |
157 }; | |
158 | |
159 | |
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160 static ngx_conf_bitmask_t ngx_http_proxy_ignore_headers_masks[] = { |
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161 { ngx_string("X-Accel-Redirect"), NGX_HTTP_UPSTREAM_IGN_XA_REDIRECT }, |
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162 { ngx_string("X-Accel-Expires"), NGX_HTTP_UPSTREAM_IGN_XA_EXPIRES }, |
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163 { ngx_string("Expires"), NGX_HTTP_UPSTREAM_IGN_EXPIRES }, |
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164 { ngx_string("Cache-Control"), NGX_HTTP_UPSTREAM_IGN_CACHE_CONTROL }, |
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165 { ngx_null_string, 0 } |
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166 }; |
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167 |
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168 |
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169 ngx_module_t ngx_http_proxy_module; |
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170 |
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171 |
507 | 172 static ngx_command_t ngx_http_proxy_commands[] = { |
173 | |
174 { ngx_string("proxy_pass"), | |
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175 NGX_HTTP_LOC_CONF|NGX_HTTP_LIF_CONF|NGX_HTTP_LMT_CONF|NGX_CONF_TAKE1, |
507 | 176 ngx_http_proxy_pass, |
177 NGX_HTTP_LOC_CONF_OFFSET, | |
178 0, | |
179 NULL }, | |
180 | |
509 | 181 { ngx_string("proxy_redirect"), |
182 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE12, | |
183 ngx_http_proxy_redirect, | |
184 NGX_HTTP_LOC_CONF_OFFSET, | |
185 0, | |
186 NULL }, | |
187 | |
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188 { ngx_string("proxy_store"), |
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189 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, |
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190 ngx_http_proxy_store, |
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191 NGX_HTTP_LOC_CONF_OFFSET, |
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192 0, |
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193 NULL }, |
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194 |
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195 { ngx_string("proxy_store_access"), |
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196 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE123, |
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197 ngx_conf_set_access_slot, |
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198 NGX_HTTP_LOC_CONF_OFFSET, |
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199 offsetof(ngx_http_proxy_loc_conf_t, upstream.store_access), |
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200 NULL }, |
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201 |
581 | 202 { ngx_string("proxy_buffering"), |
203 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG, | |
204 ngx_conf_set_flag_slot, | |
205 NGX_HTTP_LOC_CONF_OFFSET, | |
206 offsetof(ngx_http_proxy_loc_conf_t, upstream.buffering), | |
207 NULL }, | |
208 | |
629 | 209 { ngx_string("proxy_ignore_client_abort"), |
210 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG, | |
211 ngx_conf_set_flag_slot, | |
212 NGX_HTTP_LOC_CONF_OFFSET, | |
213 offsetof(ngx_http_proxy_loc_conf_t, upstream.ignore_client_abort), | |
214 NULL }, | |
215 | |
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216 { ngx_string("proxy_bind"), |
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217 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, |
3399 | 218 ngx_http_upstream_bind_set_slot, |
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219 NGX_HTTP_LOC_CONF_OFFSET, |
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220 offsetof(ngx_http_proxy_loc_conf_t, upstream.local), |
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221 NULL }, |
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222 |
507 | 223 { ngx_string("proxy_connect_timeout"), |
224 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, | |
225 ngx_conf_set_msec_slot, | |
226 NGX_HTTP_LOC_CONF_OFFSET, | |
227 offsetof(ngx_http_proxy_loc_conf_t, upstream.connect_timeout), | |
228 NULL }, | |
229 | |
230 { ngx_string("proxy_send_timeout"), | |
231 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, | |
232 ngx_conf_set_msec_slot, | |
233 NGX_HTTP_LOC_CONF_OFFSET, | |
234 offsetof(ngx_http_proxy_loc_conf_t, upstream.send_timeout), | |
235 NULL }, | |
236 | |
237 { ngx_string("proxy_send_lowat"), | |
238 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, | |
239 ngx_conf_set_size_slot, | |
240 NGX_HTTP_LOC_CONF_OFFSET, | |
241 offsetof(ngx_http_proxy_loc_conf_t, upstream.send_lowat), | |
242 &ngx_http_proxy_lowat_post }, | |
243 | |
657 | 244 { ngx_string("proxy_intercept_errors"), |
245 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG, | |
246 ngx_conf_set_flag_slot, | |
247 NGX_HTTP_LOC_CONF_OFFSET, | |
248 offsetof(ngx_http_proxy_loc_conf_t, upstream.intercept_errors), | |
249 NULL }, | |
250 | |
509 | 251 { ngx_string("proxy_set_header"), |
252 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE2, | |
649 | 253 ngx_conf_set_keyval_slot, |
507 | 254 NGX_HTTP_LOC_CONF_OFFSET, |
509 | 255 offsetof(ngx_http_proxy_loc_conf_t, headers_source), |
507 | 256 NULL }, |
257 | |
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258 { ngx_string("proxy_headers_hash_max_size"), |
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259 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, |
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260 ngx_conf_set_num_slot, |
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261 NGX_HTTP_LOC_CONF_OFFSET, |
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262 offsetof(ngx_http_proxy_loc_conf_t, headers_hash_max_size), |
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263 NULL }, |
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264 |
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265 { ngx_string("proxy_headers_hash_bucket_size"), |
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266 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, |
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267 ngx_conf_set_num_slot, |
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268 NGX_HTTP_LOC_CONF_OFFSET, |
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269 offsetof(ngx_http_proxy_loc_conf_t, headers_hash_bucket_size), |
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270 NULL }, |
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271 |
577 | 272 { ngx_string("proxy_set_body"), |
273 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, | |
274 ngx_conf_set_str_slot, | |
275 NGX_HTTP_LOC_CONF_OFFSET, | |
276 offsetof(ngx_http_proxy_loc_conf_t, body_source), | |
277 NULL }, | |
278 | |
509 | 279 { ngx_string("proxy_method"), |
280 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, | |
561 | 281 ngx_conf_set_str_slot, |
509 | 282 NGX_HTTP_LOC_CONF_OFFSET, |
561 | 283 offsetof(ngx_http_proxy_loc_conf_t, method), |
284 NULL }, | |
509 | 285 |
286 { ngx_string("proxy_pass_request_headers"), | |
507 | 287 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG, |
288 ngx_conf_set_flag_slot, | |
289 NGX_HTTP_LOC_CONF_OFFSET, | |
509 | 290 offsetof(ngx_http_proxy_loc_conf_t, upstream.pass_request_headers), |
507 | 291 NULL }, |
292 | |
509 | 293 { ngx_string("proxy_pass_request_body"), |
507 | 294 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG, |
295 ngx_conf_set_flag_slot, | |
296 NGX_HTTP_LOC_CONF_OFFSET, | |
509 | 297 offsetof(ngx_http_proxy_loc_conf_t, upstream.pass_request_body), |
507 | 298 NULL }, |
299 | |
581 | 300 { ngx_string("proxy_buffer_size"), |
301 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, | |
302 ngx_conf_set_size_slot, | |
303 NGX_HTTP_LOC_CONF_OFFSET, | |
304 offsetof(ngx_http_proxy_loc_conf_t, upstream.buffer_size), | |
305 NULL }, | |
306 | |
507 | 307 { ngx_string("proxy_read_timeout"), |
308 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, | |
309 ngx_conf_set_msec_slot, | |
310 NGX_HTTP_LOC_CONF_OFFSET, | |
311 offsetof(ngx_http_proxy_loc_conf_t, upstream.read_timeout), | |
312 NULL }, | |
313 | |
314 { ngx_string("proxy_buffers"), | |
315 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE2, | |
316 ngx_conf_set_bufs_slot, | |
317 NGX_HTTP_LOC_CONF_OFFSET, | |
318 offsetof(ngx_http_proxy_loc_conf_t, upstream.bufs), | |
319 NULL }, | |
320 | |
321 { ngx_string("proxy_busy_buffers_size"), | |
322 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, | |
323 ngx_conf_set_size_slot, | |
324 NGX_HTTP_LOC_CONF_OFFSET, | |
529 | 325 offsetof(ngx_http_proxy_loc_conf_t, upstream.busy_buffers_size_conf), |
507 | 326 NULL }, |
327 | |
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328 #if (NGX_HTTP_CACHE) |
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329 |
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330 { ngx_string("proxy_cache"), |
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331 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG, |
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332 ngx_http_proxy_cache, |
2597 | 333 NGX_HTTP_LOC_CONF_OFFSET, |
2596 | 334 0, |
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335 NULL }, |
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336 |
2672 | 337 { ngx_string("proxy_cache_key"), |
338 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG, | |
339 ngx_http_proxy_cache_key, | |
340 NGX_HTTP_LOC_CONF_OFFSET, | |
341 0, | |
342 NULL }, | |
343 | |
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344 { ngx_string("proxy_cache_path"), |
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345 NGX_HTTP_MAIN_CONF|NGX_CONF_2MORE, |
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346 ngx_http_file_cache_set_slot, |
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347 0, |
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348 0, |
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349 &ngx_http_proxy_module }, |
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350 |
3526
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351 { ngx_string("proxy_no_cache"), |
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352 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_1MORE, |
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353 ngx_http_no_cache_set_slot, |
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354 NGX_HTTP_LOC_CONF_OFFSET, |
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355 offsetof(ngx_http_proxy_loc_conf_t, upstream.no_cache), |
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356 NULL }, |
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357 |
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358 { ngx_string("proxy_cache_valid"), |
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359 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_1MORE, |
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360 ngx_http_file_cache_valid_set_slot, |
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361 NGX_HTTP_LOC_CONF_OFFSET, |
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362 offsetof(ngx_http_proxy_loc_conf_t, upstream.cache_valid), |
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363 NULL }, |
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364 |
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365 { ngx_string("proxy_cache_min_uses"), |
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366 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, |
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367 ngx_conf_set_num_slot, |
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368 NGX_HTTP_LOC_CONF_OFFSET, |
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369 offsetof(ngx_http_proxy_loc_conf_t, upstream.cache_min_uses), |
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370 NULL }, |
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371 |
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372 { ngx_string("proxy_cache_use_stale"), |
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373 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_1MORE, |
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374 ngx_conf_set_bitmask_slot, |
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375 NGX_HTTP_LOC_CONF_OFFSET, |
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376 offsetof(ngx_http_proxy_loc_conf_t, upstream.cache_use_stale), |
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377 &ngx_http_proxy_next_upstream_masks }, |
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378 |
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379 { ngx_string("proxy_cache_methods"), |
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380 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_1MORE, |
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381 ngx_conf_set_bitmask_slot, |
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382 NGX_HTTP_LOC_CONF_OFFSET, |
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383 offsetof(ngx_http_proxy_loc_conf_t, upstream.cache_methods), |
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384 &ngx_http_upstream_cache_method_mask }, |
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385 |
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386 #endif |
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387 |
507 | 388 { ngx_string("proxy_temp_path"), |
389 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1234, | |
390 ngx_conf_set_path_slot, | |
391 NGX_HTTP_LOC_CONF_OFFSET, | |
392 offsetof(ngx_http_proxy_loc_conf_t, upstream.temp_path), | |
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393 NULL }, |
507 | 394 |
395 { ngx_string("proxy_max_temp_file_size"), | |
396 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, | |
397 ngx_conf_set_size_slot, | |
398 NGX_HTTP_LOC_CONF_OFFSET, | |
529 | 399 offsetof(ngx_http_proxy_loc_conf_t, upstream.max_temp_file_size_conf), |
507 | 400 NULL }, |
401 | |
402 { ngx_string("proxy_temp_file_write_size"), | |
403 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, | |
404 ngx_conf_set_size_slot, | |
405 NGX_HTTP_LOC_CONF_OFFSET, | |
529 | 406 offsetof(ngx_http_proxy_loc_conf_t, upstream.temp_file_write_size_conf), |
507 | 407 NULL }, |
408 | |
409 { ngx_string("proxy_next_upstream"), | |
547 | 410 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_1MORE, |
507 | 411 ngx_conf_set_bitmask_slot, |
412 NGX_HTTP_LOC_CONF_OFFSET, | |
413 offsetof(ngx_http_proxy_loc_conf_t, upstream.next_upstream), | |
414 &ngx_http_proxy_next_upstream_masks }, | |
415 | |
649 | 416 { ngx_string("proxy_pass_header"), |
507 | 417 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG, |
649 | 418 ngx_conf_set_str_array_slot, |
507 | 419 NGX_HTTP_LOC_CONF_OFFSET, |
649 | 420 offsetof(ngx_http_proxy_loc_conf_t, upstream.pass_headers), |
507 | 421 NULL }, |
422 | |
649 | 423 { ngx_string("proxy_hide_header"), |
507 | 424 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG, |
649 | 425 ngx_conf_set_str_array_slot, |
507 | 426 NGX_HTTP_LOC_CONF_OFFSET, |
649 | 427 offsetof(ngx_http_proxy_loc_conf_t, upstream.hide_headers), |
507 | 428 NULL }, |
429 | |
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430 { ngx_string("proxy_ignore_headers"), |
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431 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_1MORE, |
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432 ngx_conf_set_bitmask_slot, |
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433 NGX_HTTP_LOC_CONF_OFFSET, |
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434 offsetof(ngx_http_proxy_loc_conf_t, upstream.ignore_headers), |
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435 &ngx_http_proxy_ignore_headers_masks }, |
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436 |
2184 | 437 #if (NGX_HTTP_SSL) |
438 | |
439 { ngx_string("proxy_ssl_session_reuse"), | |
440 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG, | |
441 ngx_conf_set_flag_slot, | |
442 NGX_HTTP_LOC_CONF_OFFSET, | |
443 offsetof(ngx_http_proxy_loc_conf_t, upstream.ssl_session_reuse), | |
444 NULL }, | |
445 | |
446 #endif | |
447 | |
507 | 448 ngx_null_command |
449 }; | |
450 | |
451 | |
667 | 452 static ngx_http_module_t ngx_http_proxy_module_ctx = { |
509 | 453 ngx_http_proxy_add_variables, /* preconfiguration */ |
454 NULL, /* postconfiguration */ | |
507 | 455 |
456 NULL, /* create main configuration */ | |
457 NULL, /* init main configuration */ | |
458 | |
459 NULL, /* create server configuration */ | |
460 NULL, /* merge server configuration */ | |
461 | |
462 ngx_http_proxy_create_loc_conf, /* create location configration */ | |
463 ngx_http_proxy_merge_loc_conf /* merge location configration */ | |
464 }; | |
465 | |
466 | |
467 ngx_module_t ngx_http_proxy_module = { | |
509 | 468 NGX_MODULE_V1, |
507 | 469 &ngx_http_proxy_module_ctx, /* module context */ |
470 ngx_http_proxy_commands, /* module directives */ | |
471 NGX_HTTP_MODULE, /* module type */ | |
541 | 472 NULL, /* init master */ |
509 | 473 NULL, /* init module */ |
541 | 474 NULL, /* init process */ |
475 NULL, /* init thread */ | |
476 NULL, /* exit thread */ | |
477 NULL, /* exit process */ | |
478 NULL, /* exit master */ | |
479 NGX_MODULE_V1_PADDING | |
507 | 480 }; |
481 | |
482 | |
483 static char ngx_http_proxy_version[] = " HTTP/1.0" CRLF; | |
484 | |
509 | 485 |
649 | 486 static ngx_keyval_t ngx_http_proxy_headers[] = { |
487 { ngx_string("Host"), ngx_string("$proxy_host") }, | |
488 { ngx_string("Connection"), ngx_string("close") }, | |
489 { ngx_string("Keep-Alive"), ngx_string("") }, | |
2067 | 490 { ngx_string("Expect"), ngx_string("") }, |
649 | 491 { ngx_null_string, ngx_null_string } |
492 }; | |
493 | |
494 | |
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495 static ngx_str_t ngx_http_proxy_hide_headers[] = { |
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496 ngx_string("Date"), |
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497 ngx_string("Server"), |
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498 ngx_string("X-Pad"), |
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499 ngx_string("X-Accel-Expires"), |
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500 ngx_string("X-Accel-Redirect"), |
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501 ngx_string("X-Accel-Limit-Rate"), |
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502 ngx_string("X-Accel-Buffering"), |
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503 ngx_string("X-Accel-Charset"), |
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504 ngx_null_string |
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505 }; |
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506 |
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507 |
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508 #if (NGX_HTTP_CACHE) |
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509 |
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510 static ngx_keyval_t ngx_http_proxy_cache_headers[] = { |
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511 { ngx_string("Host"), ngx_string("$proxy_host") }, |
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512 { ngx_string("Connection"), ngx_string("close") }, |
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513 { ngx_string("Keep-Alive"), ngx_string("") }, |
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514 { ngx_string("Expect"), ngx_string("") }, |
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515 { ngx_string("If-Modified-Since"), ngx_string("") }, |
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516 { ngx_string("If-Unmodified-Since"), ngx_string("") }, |
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517 { ngx_string("If-None-Match"), ngx_string("") }, |
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518 { ngx_string("If-Match"), ngx_string("") }, |
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519 { ngx_string("Range"), ngx_string("") }, |
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520 { ngx_string("If-Range"), ngx_string("") }, |
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521 { ngx_null_string, ngx_null_string } |
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522 }; |
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523 |
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524 |
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525 static ngx_str_t ngx_http_proxy_hide_cache_headers[] = { |
649 | 526 ngx_string("Date"), |
527 ngx_string("Server"), | |
528 ngx_string("X-Pad"), | |
529 ngx_string("X-Accel-Expires"), | |
530 ngx_string("X-Accel-Redirect"), | |
531 ngx_string("X-Accel-Limit-Rate"), | |
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532 ngx_string("X-Accel-Buffering"), |
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533 ngx_string("X-Accel-Charset"), |
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534 ngx_string("Set-Cookie"), |
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535 ngx_string("P3P"), |
649 | 536 ngx_null_string |
509 | 537 }; |
538 | |
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539 #endif |
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540 |
509 | 541 |
542 static ngx_http_variable_t ngx_http_proxy_vars[] = { | |
543 | |
637 | 544 { ngx_string("proxy_host"), NULL, ngx_http_proxy_host_variable, 0, |
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545 NGX_HTTP_VAR_CHANGEABLE|NGX_HTTP_VAR_NOCACHEABLE|NGX_HTTP_VAR_NOHASH, 0 }, |
509 | 546 |
637 | 547 { ngx_string("proxy_port"), NULL, ngx_http_proxy_port_variable, 0, |
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548 NGX_HTTP_VAR_CHANGEABLE|NGX_HTTP_VAR_NOCACHEABLE|NGX_HTTP_VAR_NOHASH, 0 }, |
509 | 549 |
637 | 550 { ngx_string("proxy_add_x_forwarded_for"), NULL, |
583 | 551 ngx_http_proxy_add_x_forwarded_for_variable, 0, NGX_HTTP_VAR_NOHASH, 0 }, |
509 | 552 |
553 #if 0 | |
637 | 554 { ngx_string("proxy_add_via"), NULL, NULL, 0, NGX_HTTP_VAR_NOHASH, 0 }, |
509 | 555 #endif |
556 | |
637 | 557 { ngx_string("proxy_internal_body_length"), NULL, |
583 | 558 ngx_http_proxy_internal_body_length_variable, 0, NGX_HTTP_VAR_NOHASH, 0 }, |
577 | 559 |
637 | 560 { ngx_null_string, NULL, NULL, 0, 0, 0 } |
509 | 561 }; |
507 | 562 |
563 | |
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564 static ngx_path_init_t ngx_http_proxy_temp_path = { |
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565 ngx_string(NGX_HTTP_PROXY_TEMP_PATH), { 1, 2, 0 } |
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566 }; |
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567 |
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568 |
507 | 569 static ngx_int_t |
570 ngx_http_proxy_handler(ngx_http_request_t *r) | |
577 | 571 { |
507 | 572 ngx_int_t rc; |
573 ngx_http_upstream_t *u; | |
1658 | 574 ngx_http_proxy_ctx_t *ctx; |
507 | 575 ngx_http_proxy_loc_conf_t *plcf; |
577 | 576 |
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577 if (ngx_http_upstream_create(r) != NGX_OK) { |
507 | 578 return NGX_HTTP_INTERNAL_SERVER_ERROR; |
579 } | |
577 | 580 |
1658 | 581 ctx = ngx_pcalloc(r->pool, sizeof(ngx_http_proxy_ctx_t)); |
582 if (ctx == NULL) { | |
583 return NGX_ERROR; | |
584 } | |
585 | |
586 ngx_http_set_ctx(r, ctx, ngx_http_proxy_module); | |
587 | |
588 plcf = ngx_http_get_module_loc_conf(r, ngx_http_proxy_module); | |
589 | |
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590 u = r->upstream; |
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591 |
1658 | 592 if (plcf->proxy_lengths == 0) { |
593 ctx->vars = plcf->vars; | |
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594 u->schema = plcf->vars.schema; |
1658 | 595 #if (NGX_HTTP_SSL) |
596 u->ssl = (plcf->upstream.ssl != NULL); | |
597 #endif | |
598 | |
599 } else { | |
600 if (ngx_http_proxy_eval(r, ctx, plcf) != NGX_OK) { | |
601 return NGX_HTTP_INTERNAL_SERVER_ERROR; | |
602 } | |
603 } | |
604 | |
507 | 605 u->output.tag = (ngx_buf_tag_t) &ngx_http_proxy_module; |
606 | |
607 u->conf = &plcf->upstream; | |
608 | |
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609 #if (NGX_HTTP_CACHE) |
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610 u->create_key = ngx_http_proxy_create_key; |
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611 #endif |
507 | 612 u->create_request = ngx_http_proxy_create_request; |
613 u->reinit_request = ngx_http_proxy_reinit_request; | |
509 | 614 u->process_header = ngx_http_proxy_process_status_line; |
507 | 615 u->abort_request = ngx_http_proxy_abort_request; |
616 u->finalize_request = ngx_http_proxy_finalize_request; | |
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617 r->state = 0; |
507 | 618 |
509 | 619 if (plcf->redirects) { |
620 u->rewrite_redirect = ngx_http_proxy_rewrite_redirect; | |
621 } | |
622 | |
649 | 623 u->buffering = plcf->upstream.buffering; |
624 | |
625 u->pipe = ngx_pcalloc(r->pool, sizeof(ngx_event_pipe_t)); | |
626 if (u->pipe == NULL) { | |
627 return NGX_HTTP_INTERNAL_SERVER_ERROR; | |
581 | 628 } |
507 | 629 |
649 | 630 u->pipe->input_filter = ngx_event_pipe_copy_input_filter; |
631 | |
509 | 632 u->accel = 1; |
577 | 633 |
507 | 634 rc = ngx_http_read_client_request_body(r, ngx_http_upstream_init); |
635 | |
636 if (rc >= NGX_HTTP_SPECIAL_RESPONSE) { | |
637 return rc; | |
638 } | |
639 | |
640 return NGX_DONE; | |
641 } | |
642 | |
643 | |
644 static ngx_int_t | |
1658 | 645 ngx_http_proxy_eval(ngx_http_request_t *r, ngx_http_proxy_ctx_t *ctx, |
646 ngx_http_proxy_loc_conf_t *plcf) | |
647 { | |
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648 u_char *p; |
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649 size_t add; |
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650 u_short port; |
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651 ngx_str_t proxy; |
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652 ngx_url_t url; |
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653 ngx_http_upstream_t *u; |
1658 | 654 |
655 if (ngx_http_script_run(r, &proxy, plcf->proxy_lengths->elts, 0, | |
656 plcf->proxy_values->elts) | |
657 == NULL) | |
658 { | |
659 return NGX_ERROR; | |
660 } | |
661 | |
662 if (ngx_strncasecmp(proxy.data, (u_char *) "http://", 7) == 0) { | |
663 | |
664 add = 7; | |
665 port = 80; | |
666 | |
667 #if (NGX_HTTP_SSL) | |
668 | |
669 } else if (ngx_strncasecmp(proxy.data, (u_char *) "https://", 8) == 0) { | |
670 | |
671 add = 8; | |
672 port = 443; | |
673 r->upstream->ssl = 1; | |
674 | |
675 #endif | |
676 | |
677 } else { | |
678 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, | |
679 "invalid URL prefix in \"%V\"", &proxy); | |
680 return NGX_ERROR; | |
681 } | |
682 | |
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683 u = r->upstream; |
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684 |
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685 u->schema.len = add; |
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686 u->schema.data = proxy.data; |
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687 |
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688 ngx_memzero(&url, sizeof(ngx_url_t)); |
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689 |
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690 url.url.len = proxy.len - add; |
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691 url.url.data = proxy.data + add; |
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692 url.default_port = port; |
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693 url.uri_part = 1; |
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694 url.no_resolve = 1; |
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695 |
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696 if (ngx_parse_url(r->pool, &url) != NGX_OK) { |
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697 if (url.err) { |
1658 | 698 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, |
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699 "%s in upstream \"%V\"", url.err, &url.url); |
1658 | 700 } |
701 | |
702 return NGX_ERROR; | |
703 } | |
704 | |
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705 if (url.uri.len) { |
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706 if (url.uri.data[0] == '?') { |
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707 p = ngx_pnalloc(r->pool, url.uri.len + 1); |
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708 if (p == NULL) { |
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709 return NGX_ERROR; |
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710 } |
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711 |
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712 *p++ = '/'; |
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713 ngx_memcpy(p, url.uri.data, url.uri.len); |
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714 |
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715 url.uri.len++; |
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716 url.uri.data = p - 1; |
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717 } |
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718 |
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719 } else { |
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720 url.uri = r->unparsed_uri; |
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721 } |
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722 |
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723 ctx->vars.key_start = u->schema; |
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724 |
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725 ngx_http_proxy_set_vars(&url, &ctx->vars); |
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726 |
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727 u->resolved = ngx_pcalloc(r->pool, sizeof(ngx_http_upstream_resolved_t)); |
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728 if (u->resolved == NULL) { |
1658 | 729 return NGX_ERROR; |
730 } | |
731 | |
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732 if (url.addrs && url.addrs[0].sockaddr) { |
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733 u->resolved->sockaddr = url.addrs[0].sockaddr; |
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734 u->resolved->socklen = url.addrs[0].socklen; |
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735 u->resolved->naddrs = 1; |
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736 u->resolved->host = url.addrs[0].name; |
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737 |
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738 } else { |
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739 u->resolved->host = url.host; |
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740 u->resolved->port = (in_port_t) (url.no_port ? port : url.port); |
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741 u->resolved->no_port = url.no_port; |
2422
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742 } |
1658 | 743 |
744 return NGX_OK; | |
745 } | |
746 | |
747 | |
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748 #if (NGX_HTTP_CACHE) |
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749 |
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750 static ngx_int_t |
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751 ngx_http_proxy_create_key(ngx_http_request_t *r) |
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752 { |
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753 size_t len, loc_len; |
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754 u_char *p; |
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755 uintptr_t escape; |
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756 ngx_str_t *key; |
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757 ngx_http_upstream_t *u; |
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758 ngx_http_proxy_ctx_t *ctx; |
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759 ngx_http_proxy_loc_conf_t *plcf; |
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760 |
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761 u = r->upstream; |
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762 |
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763 plcf = ngx_http_get_module_loc_conf(r, ngx_http_proxy_module); |
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764 |
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765 ctx = ngx_http_get_module_ctx(r, ngx_http_proxy_module); |
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766 |
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767 key = ngx_array_push(&r->cache->keys); |
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768 if (key == NULL) { |
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769 return NGX_ERROR; |
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770 } |
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771 |
2672 | 772 if (plcf->cache_key.value.len) { |
773 | |
774 if (ngx_http_complex_value(r, &plcf->cache_key, key) != NGX_OK) { | |
775 return NGX_ERROR; | |
776 } | |
777 | |
778 return NGX_OK; | |
779 } | |
780 | |
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781 *key = ctx->vars.key_start; |
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782 |
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783 key = ngx_array_push(&r->cache->keys); |
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784 if (key == NULL) { |
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785 return NGX_ERROR; |
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786 } |
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787 |
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788 if (plcf->proxy_lengths) { |
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789 |
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790 *key = ctx->vars.uri; |
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791 u->uri = ctx->vars.uri; |
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792 |
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793 return NGX_OK; |
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794 |
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795 } else if (ctx->vars.uri.len == 0 && r->valid_unparsed_uri && r == r->main) |
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796 { |
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797 *key = r->unparsed_uri; |
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798 u->uri = r->unparsed_uri; |
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799 |
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800 return NGX_OK; |
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801 } |
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802 |
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803 loc_len = (r->valid_location && ctx->vars.uri.len) ? plcf->location.len : 0; |
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804 |
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805 if (r->quoted_uri || r->internal) { |
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806 escape = 2 * ngx_escape_uri(NULL, r->uri.data + loc_len, |
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807 r->uri.len - loc_len, NGX_ESCAPE_URI); |
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808 } else { |
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809 escape = 0; |
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|
810 } |
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811 |
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812 len = ctx->vars.uri.len + r->uri.len - loc_len + escape |
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813 + sizeof("?") - 1 + r->args.len; |
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814 |
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815 p = ngx_pnalloc(r->pool, len); |
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816 if (p == NULL) { |
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817 return NGX_ERROR; |
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818 } |
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819 |
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820 key->data = p; |
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821 |
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822 if (r->valid_location) { |
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823 p = ngx_copy(p, ctx->vars.uri.data, ctx->vars.uri.len); |
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824 } |
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825 |
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826 if (escape) { |
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827 ngx_escape_uri(p, r->uri.data + loc_len, |
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828 r->uri.len - loc_len, NGX_ESCAPE_URI); |
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829 p += r->uri.len - loc_len + escape; |
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830 |
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831 } else { |
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832 p = ngx_copy(p, r->uri.data + loc_len, r->uri.len - loc_len); |
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833 } |
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834 |
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835 if (r->args.len > 0) { |
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836 *p++ = '?'; |
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837 p = ngx_copy(p, r->args.data, r->args.len); |
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838 } |
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839 |
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840 key->len = p - key->data; |
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841 u->uri = *key; |
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842 |
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843 return NGX_OK; |
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844 } |
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845 |
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846 #endif |
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847 |
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848 |
1658 | 849 static ngx_int_t |
507 | 850 ngx_http_proxy_create_request(ngx_http_request_t *r) |
851 { | |
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852 size_t len, uri_len, loc_len, body_len; |
509 | 853 uintptr_t escape; |
854 ngx_buf_t *b; | |
649 | 855 ngx_str_t method; |
856 ngx_uint_t i, unparsed_uri; | |
509 | 857 ngx_chain_t *cl, *body; |
858 ngx_list_part_t *part; | |
859 ngx_table_elt_t *header; | |
860 ngx_http_upstream_t *u; | |
1658 | 861 ngx_http_proxy_ctx_t *ctx; |
509 | 862 ngx_http_script_code_pt code; |
863 ngx_http_script_engine_t e, le; | |
864 ngx_http_proxy_loc_conf_t *plcf; | |
865 ngx_http_script_len_code_pt lcode; | |
507 | 866 |
867 u = r->upstream; | |
868 | |
869 plcf = ngx_http_get_module_loc_conf(r, ngx_http_proxy_module); | |
870 | |
561 | 871 if (u->method.len) { |
872 /* HEAD was changed to GET to cache response */ | |
873 method = u->method; | |
874 method.len++; | |
875 | |
876 } else if (plcf->method.len) { | |
877 method = plcf->method; | |
878 | |
507 | 879 } else { |
561 | 880 method = r->method_name; |
881 method.len++; | |
507 | 882 } |
883 | |
1667 | 884 len = method.len + sizeof(ngx_http_proxy_version) - 1 + sizeof(CRLF) - 1; |
885 | |
507 | 886 escape = 0; |
1658 | 887 loc_len = 0; |
888 unparsed_uri = 0; | |
889 | |
890 ctx = ngx_http_get_module_ctx(r, ngx_http_proxy_module); | |
891 | |
892 if (plcf->proxy_lengths) { | |
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893 uri_len = ctx->vars.uri.len; |
1658 | 894 |
895 } else if (ctx->vars.uri.len == 0 && r->valid_unparsed_uri && r == r->main) | |
896 { | |
609 | 897 unparsed_uri = 1; |
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898 uri_len = r->unparsed_uri.len; |
507 | 899 |
900 } else { | |
1658 | 901 loc_len = (r->valid_location && ctx->vars.uri.len) ? |
902 plcf->location.len : 0; | |
903 | |
3615 | 904 if (r->quoted_uri || r->space_in_uri || r->internal) { |
509 | 905 escape = 2 * ngx_escape_uri(NULL, r->uri.data + loc_len, |
906 r->uri.len - loc_len, NGX_ESCAPE_URI); | |
507 | 907 } |
908 | |
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909 uri_len = ctx->vars.uri.len + r->uri.len - loc_len + escape |
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910 + sizeof("?") - 1 + r->args.len; |
507 | 911 } |
912 | |
2592
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913 if (uri_len == 0) { |
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914 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, |
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915 "zero length URI to proxy"); |
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916 return NGX_ERROR; |
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917 } |
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918 |
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919 len += uri_len; |
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920 |
1565 | 921 ngx_http_script_flush_no_cacheable_variables(r, plcf->flushes); |
573 | 922 |
577 | 923 if (plcf->body_set_len) { |
924 le.ip = plcf->body_set_len->elts; | |
925 le.request = r; | |
926 le.flushed = 1; | |
927 body_len = 0; | |
928 | |
929 while (*(uintptr_t *) le.ip) { | |
930 lcode = *(ngx_http_script_len_code_pt *) le.ip; | |
931 body_len += lcode(&le); | |
932 } | |
933 | |
1658 | 934 ctx->internal_body_length = body_len; |
577 | 935 len += body_len; |
936 } | |
937 | |
509 | 938 le.ip = plcf->headers_set_len->elts; |
939 le.request = r; | |
573 | 940 le.flushed = 1; |
507 | 941 |
509 | 942 while (*(uintptr_t *) le.ip) { |
943 while (*(uintptr_t *) le.ip) { | |
944 lcode = *(ngx_http_script_len_code_pt *) le.ip; | |
945 len += lcode(&le); | |
946 } | |
947 le.ip += sizeof(uintptr_t); | |
507 | 948 } |
949 | |
950 | |
509 | 951 if (plcf->upstream.pass_request_headers) { |
952 part = &r->headers_in.headers.part; | |
953 header = part->elts; | |
954 | |
955 for (i = 0; /* void */; i++) { | |
507 | 956 |
509 | 957 if (i >= part->nelts) { |
958 if (part->next == NULL) { | |
959 break; | |
960 } | |
961 | |
962 part = part->next; | |
963 header = part->elts; | |
577 | 964 i = 0; |
507 | 965 } |
966 | |
649 | 967 if (ngx_hash_find(&plcf->headers_set_hash, header[i].hash, |
968 header[i].lowcase_key, header[i].key.len)) | |
509 | 969 { |
970 continue; | |
971 } | |
972 | |
973 len += header[i].key.len + sizeof(": ") - 1 | |
974 + header[i].value.len + sizeof(CRLF) - 1; | |
507 | 975 } |
509 | 976 } |
507 | 977 |
978 | |
979 b = ngx_create_temp_buf(r->pool, len); | |
980 if (b == NULL) { | |
981 return NGX_ERROR; | |
982 } | |
983 | |
984 cl = ngx_alloc_chain_link(r->pool); | |
985 if (cl == NULL) { | |
986 return NGX_ERROR; | |
987 } | |
988 | |
989 cl->buf = b; | |
990 | |
991 | |
992 /* the request line */ | |
993 | |
573 | 994 b->last = ngx_copy(b->last, method.data, method.len); |
507 | 995 |
555 | 996 u->uri.data = b->last; |
997 | |
1658 | 998 if (plcf->proxy_lengths) { |
999 b->last = ngx_copy(b->last, ctx->vars.uri.data, ctx->vars.uri.len); | |
1000 | |
1001 } else if (unparsed_uri) { | |
573 | 1002 b->last = ngx_copy(b->last, r->unparsed_uri.data, r->unparsed_uri.len); |
1003 | |
507 | 1004 } else { |
555 | 1005 if (r->valid_location) { |
1658 | 1006 b->last = ngx_copy(b->last, ctx->vars.uri.data, ctx->vars.uri.len); |
555 | 1007 } |
551 | 1008 |
507 | 1009 if (escape) { |
509 | 1010 ngx_escape_uri(b->last, r->uri.data + loc_len, |
1011 r->uri.len - loc_len, NGX_ESCAPE_URI); | |
1012 b->last += r->uri.len - loc_len + escape; | |
507 | 1013 |
577 | 1014 } else { |
573 | 1015 b->last = ngx_copy(b->last, r->uri.data + loc_len, |
1016 r->uri.len - loc_len); | |
507 | 1017 } |
1018 | |
1019 if (r->args.len > 0) { | |
1020 *b->last++ = '?'; | |
573 | 1021 b->last = ngx_copy(b->last, r->args.data, r->args.len); |
507 | 1022 } |
1023 } | |
1024 | |
555 | 1025 u->uri.len = b->last - u->uri.data; |
1026 | |
507 | 1027 b->last = ngx_cpymem(b->last, ngx_http_proxy_version, |
1028 sizeof(ngx_http_proxy_version) - 1); | |
1029 | |
577 | 1030 ngx_memzero(&e, sizeof(ngx_http_script_engine_t)); |
507 | 1031 |
1032 e.ip = plcf->headers_set->elts; | |
1033 e.pos = b->last; | |
509 | 1034 e.request = r; |
573 | 1035 e.flushed = 1; |
507 | 1036 |
509 | 1037 le.ip = plcf->headers_set_len->elts; |
1038 | |
1039 while (*(uintptr_t *) le.ip) { | |
1040 lcode = *(ngx_http_script_len_code_pt *) le.ip; | |
515 | 1041 |
1042 /* skip the header line name length */ | |
1043 (void) lcode(&le); | |
509 | 1044 |
1045 if (*(ngx_http_script_len_code_pt *) le.ip) { | |
1046 | |
1047 for (len = 0; *(uintptr_t *) le.ip; len += lcode(&le)) { | |
1048 lcode = *(ngx_http_script_len_code_pt *) le.ip; | |
1049 } | |
1050 | |
1051 e.skip = (len == sizeof(CRLF) - 1) ? 1 : 0; | |
1052 | |
1053 } else { | |
1054 e.skip = 0; | |
1055 } | |
1056 | |
1057 le.ip += sizeof(uintptr_t); | |
1058 | |
1059 while (*(uintptr_t *) e.ip) { | |
1060 code = *(ngx_http_script_code_pt *) e.ip; | |
1061 code((ngx_http_script_engine_t *) &e); | |
577 | 1062 } |
509 | 1063 e.ip += sizeof(uintptr_t); |
507 | 1064 } |
1065 | |
1066 b->last = e.pos; | |
1067 | |
1068 | |
509 | 1069 if (plcf->upstream.pass_request_headers) { |
1070 part = &r->headers_in.headers.part; | |
1071 header = part->elts; | |
577 | 1072 |
509 | 1073 for (i = 0; /* void */; i++) { |
507 | 1074 |
509 | 1075 if (i >= part->nelts) { |
1076 if (part->next == NULL) { | |
1077 break; | |
1078 } | |
1079 | |
1080 part = part->next; | |
1081 header = part->elts; | |
577 | 1082 i = 0; |
507 | 1083 } |
1084 | |
649 | 1085 if (ngx_hash_find(&plcf->headers_set_hash, header[i].hash, |
1086 header[i].lowcase_key, header[i].key.len)) | |
509 | 1087 { |
1088 continue; | |
1089 } | |
507 | 1090 |
573 | 1091 b->last = ngx_copy(b->last, header[i].key.data, header[i].key.len); |
507 | 1092 |
509 | 1093 *b->last++ = ':'; *b->last++ = ' '; |
507 | 1094 |
573 | 1095 b->last = ngx_copy(b->last, header[i].value.data, |
1096 header[i].value.len); | |
507 | 1097 |
509 | 1098 *b->last++ = CR; *b->last++ = LF; |
507 | 1099 |
509 | 1100 ngx_log_debug2(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
1101 "http proxy header: \"%V: %V\"", | |
1102 &header[i].key, &header[i].value); | |
1103 } | |
507 | 1104 } |
1105 | |
577 | 1106 |
507 | 1107 /* add "\r\n" at the header end */ |
1108 *b->last++ = CR; *b->last++ = LF; | |
1109 | |
577 | 1110 if (plcf->body_set) { |
1111 e.ip = plcf->body_set->elts; | |
1112 e.pos = b->last; | |
1113 | |
1114 while (*(uintptr_t *) e.ip) { | |
1115 code = *(ngx_http_script_code_pt *) e.ip; | |
1116 code((ngx_http_script_engine_t *) &e); | |
1117 } | |
579 | 1118 |
1119 b->last = e.pos; | |
577 | 1120 } |
1121 | |
1774 | 1122 ngx_log_debug2(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
1123 "http proxy header:\n\"%*s\"", | |
1124 (size_t) (b->last - b->pos), b->pos); | |
507 | 1125 |
577 | 1126 if (plcf->body_set == NULL && plcf->upstream.pass_request_body) { |
509 | 1127 |
1128 body = u->request_bufs; | |
1129 u->request_bufs = cl; | |
1130 | |
1131 while (body) { | |
1132 b = ngx_alloc_buf(r->pool); | |
1133 if (b == NULL) { | |
1134 return NGX_ERROR; | |
1135 } | |
1136 | |
1137 ngx_memcpy(b, body->buf, sizeof(ngx_buf_t)); | |
1138 | |
1139 cl->next = ngx_alloc_chain_link(r->pool); | |
1140 if (cl->next == NULL) { | |
1141 return NGX_ERROR; | |
1142 } | |
1143 | |
1144 cl = cl->next; | |
1145 cl->buf = b; | |
1146 | |
1147 body = body->next; | |
1148 } | |
1149 | |
611 | 1150 b->flush = 1; |
1151 | |
509 | 1152 } else { |
1153 u->request_bufs = cl; | |
1154 } | |
1155 | |
1156 cl->next = NULL; | |
1157 | |
507 | 1158 return NGX_OK; |
1159 } | |
1160 | |
1161 | |
1162 static ngx_int_t | |
1163 ngx_http_proxy_reinit_request(ngx_http_request_t *r) | |
1164 { | |
1658 | 1165 ngx_http_proxy_ctx_t *ctx; |
1166 | |
1167 ctx = ngx_http_get_module_ctx(r, ngx_http_proxy_module); | |
1168 | |
1169 if (ctx == NULL) { | |
509 | 1170 return NGX_OK; |
1171 } | |
1172 | |
3627
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1173 ctx->status.code = 0; |
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diff
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|
1174 ctx->status.count = 0; |
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1175 ctx->status.start = NULL; |
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|
1176 ctx->status.end = NULL; |
509 | 1177 |
1178 r->upstream->process_header = ngx_http_proxy_process_status_line; | |
3477
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changeset
|
1179 r->state = 0; |
509 | 1180 |
1181 return NGX_OK; | |
1182 } | |
1183 | |
1184 | |
1185 static ngx_int_t | |
1186 ngx_http_proxy_process_status_line(ngx_http_request_t *r) | |
1187 { | |
3628 | 1188 size_t len; |
509 | 1189 ngx_int_t rc; |
1190 ngx_http_upstream_t *u; | |
1658 | 1191 ngx_http_proxy_ctx_t *ctx; |
1192 | |
1193 ctx = ngx_http_get_module_ctx(r, ngx_http_proxy_module); | |
1194 | |
1195 if (ctx == NULL) { | |
1699
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|
1196 return NGX_ERROR; |
509 | 1197 } |
1198 | |
3627
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|
1199 u = r->upstream; |
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diff
changeset
|
1200 |
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parents:
3615
diff
changeset
|
1201 rc = ngx_http_parse_status_line(r, &u->buffer, &ctx->status); |
509 | 1202 |
1203 if (rc == NGX_AGAIN) { | |
1204 return rc; | |
1205 } | |
1206 | |
3627
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parents:
3615
diff
changeset
|
1207 if (rc == NGX_ERROR) { |
2592
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1208 |
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changeset
|
1209 #if (NGX_HTTP_CACHE) |
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|
1210 |
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changeset
|
1211 if (r->cache) { |
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diff
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|
1212 r->http_version = NGX_HTTP_VERSION_9; |
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1213 return NGX_OK; |
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1214 } |
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|
1215 |
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1216 #endif |
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1217 |
509 | 1218 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, |
577 | 1219 "upstream sent no valid HTTP/1.0 header"); |
509 | 1220 |
619 | 1221 #if 0 |
509 | 1222 if (u->accel) { |
1223 return NGX_HTTP_UPSTREAM_INVALID_HEADER; | |
1224 } | |
619 | 1225 #endif |
509 | 1226 |
1227 r->http_version = NGX_HTTP_VERSION_9; | |
1616 | 1228 u->state->status = NGX_HTTP_OK; |
577 | 1229 |
509 | 1230 return NGX_OK; |
1231 } | |
1232 | |
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diff
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|
1233 if (u->state) { |
3627
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Igor Sysoev <igor@sysoev.ru>
parents:
3615
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changeset
|
1234 u->state->status = ctx->status.code; |
2592
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1235 } |
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|
1236 |
3627
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1237 u->headers_in.status_n = ctx->status.code; |
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parents:
3615
diff
changeset
|
1238 |
3628 | 1239 len = ctx->status.end - ctx->status.start; |
1240 u->headers_in.status_line.len = len; | |
1241 | |
1242 u->headers_in.status_line.data = ngx_pnalloc(r->pool, len); | |
529 | 1243 if (u->headers_in.status_line.data == NULL) { |
1699
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changeset
|
1244 return NGX_ERROR; |
509 | 1245 } |
573 | 1246 |
3628 | 1247 ngx_memcpy(u->headers_in.status_line.data, ctx->status.start, len); |
509 | 1248 |
1249 ngx_log_debug2(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
1250 "http proxy status %ui \"%V\"", | |
936 | 1251 u->headers_in.status_n, &u->headers_in.status_line); |
509 | 1252 |
1253 u->process_header = ngx_http_proxy_process_header; | |
1254 | |
1255 return ngx_http_proxy_process_header(r); | |
1256 } | |
1257 | |
1258 | |
1259 static ngx_int_t | |
507 | 1260 ngx_http_proxy_process_header(ngx_http_request_t *r) |
1261 { | |
509 | 1262 ngx_int_t rc; |
1263 ngx_table_elt_t *h; | |
1264 ngx_http_upstream_header_t *hh; | |
1265 ngx_http_upstream_main_conf_t *umcf; | |
1266 | |
1267 umcf = ngx_http_get_module_main_conf(r, ngx_http_upstream_module); | |
1268 | |
2024 | 1269 for ( ;; ) { |
509 | 1270 |
2256 | 1271 rc = ngx_http_parse_header_line(r, &r->upstream->buffer, 1); |
509 | 1272 |
1273 if (rc == NGX_OK) { | |
1274 | |
1275 /* a header line has been parsed successfully */ | |
507 | 1276 |
509 | 1277 h = ngx_list_push(&r->upstream->headers_in.headers); |
1278 if (h == NULL) { | |
1699
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parents:
1688
diff
changeset
|
1279 return NGX_ERROR; |
509 | 1280 } |
1281 | |
1282 h->hash = r->header_hash; | |
1283 | |
1284 h->key.len = r->header_name_end - r->header_name_start; | |
1285 h->value.len = r->header_end - r->header_start; | |
1286 | |
2049 | 1287 h->key.data = ngx_pnalloc(r->pool, |
649 | 1288 h->key.len + 1 + h->value.len + 1 + h->key.len); |
509 | 1289 if (h->key.data == NULL) { |
1699
976db8c6fb64
return NGX_ERROR instead of NGX_HTTP_INTERNAL_SERVER_ERROR in u->parse_header()
Igor Sysoev <igor@sysoev.ru>
parents:
1688
diff
changeset
|
1290 return NGX_ERROR; |
509 | 1291 } |
1292 | |
1293 h->value.data = h->key.data + h->key.len + 1; | |
649 | 1294 h->lowcase_key = h->key.data + h->key.len + 1 + h->value.len + 1; |
507 | 1295 |
509 | 1296 ngx_cpystrn(h->key.data, r->header_name_start, h->key.len + 1); |
1297 ngx_cpystrn(h->value.data, r->header_start, h->value.len + 1); | |
1298 | |
649 | 1299 if (h->key.len == r->lowcase_index) { |
1300 ngx_memcpy(h->lowcase_key, r->lowcase_header, h->key.len); | |
1301 | |
1302 } else { | |
2135 | 1303 ngx_strlow(h->lowcase_key, h->key.data, h->key.len); |
509 | 1304 } |
1305 | |
649 | 1306 hh = ngx_hash_find(&umcf->headers_in_hash, h->hash, |
1307 h->lowcase_key, h->key.len); | |
1308 | |
1309 if (hh && hh->handler(r, h, hh->offset) != NGX_OK) { | |
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1310 return NGX_ERROR; |
649 | 1311 } |
1312 | |
509 | 1313 ngx_log_debug2(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
1314 "http proxy header: \"%V: %V\"", | |
1315 &h->key, &h->value); | |
1316 | |
1317 continue; | |
1318 } | |
1319 | |
1320 if (rc == NGX_HTTP_PARSE_HEADER_DONE) { | |
1321 | |
1322 /* a whole header has been parsed successfully */ | |
1323 | |
1324 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
1325 "http proxy header done"); | |
1326 | |
649 | 1327 /* |
1328 * if no "Server" and "Date" in header line, | |
1329 * then add the special empty headers | |
1330 */ | |
1331 | |
1332 if (r->upstream->headers_in.server == NULL) { | |
1333 h = ngx_list_push(&r->upstream->headers_in.headers); | |
1334 if (h == NULL) { | |
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1335 return NGX_ERROR; |
649 | 1336 } |
1337 | |
1338 h->hash = ngx_hash(ngx_hash(ngx_hash(ngx_hash( | |
1339 ngx_hash('s', 'e'), 'r'), 'v'), 'e'), 'r'); | |
1340 | |
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1341 ngx_str_set(&h->key, "Server"); |
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changeset
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1342 ngx_str_null(&h->value); |
649 | 1343 h->lowcase_key = (u_char *) "server"; |
1344 } | |
1345 | |
1346 if (r->upstream->headers_in.date == NULL) { | |
1347 h = ngx_list_push(&r->upstream->headers_in.headers); | |
1348 if (h == NULL) { | |
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1349 return NGX_ERROR; |
649 | 1350 } |
1351 | |
1352 h->hash = ngx_hash(ngx_hash(ngx_hash('d', 'a'), 't'), 'e'); | |
1353 | |
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1354 ngx_str_set(&h->key, "Date"); |
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changeset
|
1355 ngx_str_null(&h->value); |
649 | 1356 h->lowcase_key = (u_char *) "date"; |
1357 } | |
1358 | |
509 | 1359 return NGX_OK; |
1360 } | |
1361 | |
521 | 1362 if (rc == NGX_AGAIN) { |
1363 return NGX_AGAIN; | |
1364 } | |
1365 | |
509 | 1366 /* there was error while a header line parsing */ |
1367 | |
1368 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, | |
619 | 1369 "upstream sent invalid header"); |
509 | 1370 |
1371 return NGX_HTTP_UPSTREAM_INVALID_HEADER; | |
1372 } | |
507 | 1373 } |
1374 | |
1375 | |
1376 static void | |
1377 ngx_http_proxy_abort_request(ngx_http_request_t *r) | |
1378 { | |
1379 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
1380 "abort http proxy request"); | |
577 | 1381 |
507 | 1382 return; |
1383 } | |
1384 | |
1385 | |
1386 static void | |
1387 ngx_http_proxy_finalize_request(ngx_http_request_t *r, ngx_int_t rc) | |
577 | 1388 { |
507 | 1389 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
1390 "finalize http proxy request"); | |
1391 | |
1392 return; | |
1393 } | |
1394 | |
1395 | |
573 | 1396 static ngx_int_t |
1397 ngx_http_proxy_host_variable(ngx_http_request_t *r, | |
1398 ngx_http_variable_value_t *v, uintptr_t data) | |
507 | 1399 { |
1658 | 1400 ngx_http_proxy_ctx_t *ctx; |
1401 | |
1402 ctx = ngx_http_get_module_ctx(r, ngx_http_proxy_module); | |
1403 | |
1404 if (ctx == NULL) { | |
1405 v->not_found = 1; | |
1406 return NGX_OK; | |
1407 } | |
1408 | |
1409 v->len = ctx->vars.host_header.len; | |
577 | 1410 v->valid = 1; |
1565 | 1411 v->no_cacheable = 0; |
573 | 1412 v->not_found = 0; |
1658 | 1413 v->data = ctx->vars.host_header.data; |
507 | 1414 |
573 | 1415 return NGX_OK; |
507 | 1416 } |
1417 | |
1418 | |
573 | 1419 static ngx_int_t |
1420 ngx_http_proxy_port_variable(ngx_http_request_t *r, | |
1421 ngx_http_variable_value_t *v, uintptr_t data) | |
507 | 1422 { |
1658 | 1423 ngx_http_proxy_ctx_t *ctx; |
1424 | |
1425 ctx = ngx_http_get_module_ctx(r, ngx_http_proxy_module); | |
1426 | |
1427 if (ctx == NULL) { | |
1428 v->not_found = 1; | |
1429 return NGX_OK; | |
1430 } | |
1431 | |
1432 v->len = ctx->vars.port.len; | |
577 | 1433 v->valid = 1; |
1565 | 1434 v->no_cacheable = 0; |
573 | 1435 v->not_found = 0; |
1658 | 1436 v->data = ctx->vars.port.data; |
509 | 1437 |
573 | 1438 return NGX_OK; |
509 | 1439 } |
1440 | |
1441 | |
573 | 1442 static ngx_int_t |
509 | 1443 ngx_http_proxy_add_x_forwarded_for_variable(ngx_http_request_t *r, |
573 | 1444 ngx_http_variable_value_t *v, uintptr_t data) |
509 | 1445 { |
573 | 1446 u_char *p; |
509 | 1447 |
577 | 1448 v->valid = 1; |
1565 | 1449 v->no_cacheable = 0; |
573 | 1450 v->not_found = 0; |
509 | 1451 |
1452 if (r->headers_in.x_forwarded_for == NULL) { | |
573 | 1453 v->len = r->connection->addr_text.len; |
1454 v->data = r->connection->addr_text.data; | |
1455 return NGX_OK; | |
509 | 1456 } |
1457 | |
573 | 1458 v->len = r->headers_in.x_forwarded_for->value.len |
1459 + sizeof(", ") - 1 + r->connection->addr_text.len; | |
509 | 1460 |
2049 | 1461 p = ngx_pnalloc(r->pool, v->len); |
509 | 1462 if (p == NULL) { |
573 | 1463 return NGX_ERROR; |
509 | 1464 } |
1465 | |
573 | 1466 v->data = p; |
509 | 1467 |
573 | 1468 p = ngx_copy(p, r->headers_in.x_forwarded_for->value.data, |
1469 r->headers_in.x_forwarded_for->value.len); | |
509 | 1470 |
1471 *p++ = ','; *p++ = ' '; | |
1472 | |
1473 ngx_memcpy(p, r->connection->addr_text.data, r->connection->addr_text.len); | |
1474 | |
573 | 1475 return NGX_OK; |
509 | 1476 } |
1477 | |
1478 | |
1479 static ngx_int_t | |
577 | 1480 ngx_http_proxy_internal_body_length_variable(ngx_http_request_t *r, |
1481 ngx_http_variable_value_t *v, uintptr_t data) | |
1482 { | |
1658 | 1483 ngx_http_proxy_ctx_t *ctx; |
1484 | |
1485 ctx = ngx_http_get_module_ctx(r, ngx_http_proxy_module); | |
1486 | |
1487 if (ctx == NULL) { | |
577 | 1488 v->not_found = 1; |
1489 return NGX_OK; | |
1490 } | |
1491 | |
1492 v->valid = 1; | |
1565 | 1493 v->no_cacheable = 0; |
577 | 1494 v->not_found = 0; |
1495 | |
2049 | 1496 v->data = ngx_pnalloc(r->connection->pool, NGX_SIZE_T_LEN); |
577 | 1497 |
1498 if (v->data == NULL) { | |
1499 return NGX_ERROR; | |
1500 } | |
1501 | |
1658 | 1502 v->len = ngx_sprintf(v->data, "%uz", ctx->internal_body_length) - v->data; |
577 | 1503 |
1504 return NGX_OK; | |
1505 } | |
1506 | |
1507 | |
1508 static ngx_int_t | |
509 | 1509 ngx_http_proxy_rewrite_redirect(ngx_http_request_t *r, ngx_table_elt_t *h, |
1510 size_t prefix) | |
1511 { | |
1512 ngx_int_t rc; | |
1513 ngx_uint_t i; | |
1514 ngx_http_proxy_loc_conf_t *plcf; | |
1515 ngx_http_proxy_redirect_t *pr; | |
1516 | |
1517 plcf = ngx_http_get_module_loc_conf(r, ngx_http_proxy_module); | |
1518 | |
1519 pr = plcf->redirects->elts; | |
1520 | |
1521 if (pr == NULL) { | |
1522 return NGX_DECLINED; | |
1523 } | |
1524 | |
1525 for (i = 0; i < plcf->redirects->nelts; i++) { | |
605 | 1526 rc = pr[i].handler(r, h, prefix, &pr[i]); |
509 | 1527 |
1528 if (rc != NGX_DECLINED) { | |
1529 return rc; | |
1530 } | |
1531 } | |
1532 | |
1533 return NGX_DECLINED; | |
1534 } | |
1535 | |
1536 | |
1537 static ngx_int_t | |
1538 ngx_http_proxy_rewrite_redirect_text(ngx_http_request_t *r, ngx_table_elt_t *h, | |
1539 size_t prefix, ngx_http_proxy_redirect_t *pr) | |
1540 { | |
1541 size_t len; | |
1542 u_char *data, *p; | |
1543 | |
1544 if (pr->redirect.len > h->value.len - prefix | |
1545 || ngx_rstrncmp(h->value.data + prefix, pr->redirect.data, | |
1546 pr->redirect.len) != 0) | |
1547 { | |
1548 return NGX_DECLINED; | |
1549 } | |
1550 | |
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1551 len = pr->replacement.text.len + h->value.len - pr->redirect.len; |
507 | 1552 |
2049 | 1553 data = ngx_pnalloc(r->pool, len); |
509 | 1554 if (data == NULL) { |
1555 return NGX_ERROR; | |
1556 } | |
1557 | |
3606 | 1558 p = ngx_copy(data, h->value.data, prefix); |
509 | 1559 |
653 | 1560 if (pr->replacement.text.len) { |
1561 p = ngx_copy(p, pr->replacement.text.data, pr->replacement.text.len); | |
1562 } | |
509 | 1563 |
1564 ngx_memcpy(p, h->value.data + prefix + pr->redirect.len, | |
1565 h->value.len - pr->redirect.len - prefix); | |
1566 | |
1567 h->value.len = len; | |
1568 h->value.data = data; | |
1569 | |
1570 return NGX_OK; | |
1571 } | |
1572 | |
1573 | |
1574 static ngx_int_t | |
1575 ngx_http_proxy_rewrite_redirect_vars(ngx_http_request_t *r, ngx_table_elt_t *h, | |
1576 size_t prefix, ngx_http_proxy_redirect_t *pr) | |
1577 { | |
1578 size_t len; | |
1579 u_char *data, *p; | |
1580 ngx_http_script_code_pt code; | |
1581 ngx_http_script_engine_t e; | |
1582 ngx_http_script_len_code_pt lcode; | |
1583 | |
1584 if (pr->redirect.len > h->value.len - prefix | |
1585 || ngx_rstrncmp(h->value.data + prefix, pr->redirect.data, | |
1586 pr->redirect.len) != 0) | |
1587 { | |
1588 return NGX_DECLINED; | |
1589 } | |
1590 | |
1591 ngx_memzero(&e, sizeof(ngx_http_script_engine_t)); | |
1592 | |
1593 e.ip = pr->replacement.vars.lengths; | |
1594 e.request = r; | |
1595 | |
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3561
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|
1596 len = h->value.len - pr->redirect.len; |
723
ceb5ef29b119
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diff
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|
1597 |
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diff
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|
1598 while (*(uintptr_t *) e.ip) { |
509 | 1599 lcode = *(ngx_http_script_len_code_pt *) e.ip; |
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1600 len += lcode(&e); |
509 | 1601 } |
1602 | |
2049 | 1603 data = ngx_pnalloc(r->pool, len); |
509 | 1604 if (data == NULL) { |
1605 return NGX_ERROR; | |
1606 } | |
1607 | |
3606 | 1608 p = ngx_copy(data, h->value.data, prefix); |
509 | 1609 |
1610 e.ip = pr->replacement.vars.values; | |
1611 e.pos = p; | |
1612 | |
1613 while (*(uintptr_t *) e.ip) { | |
1614 code = *(ngx_http_script_code_pt *) e.ip; | |
1615 code(&e); | |
1616 } | |
1617 | |
723
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diff
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|
1618 ngx_memcpy(e.pos, h->value.data + prefix + pr->redirect.len, |
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fix proxy_redirect with variable
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1619 h->value.len - pr->redirect.len - prefix); |
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diff
changeset
|
1620 |
509 | 1621 h->value.len = len; |
1622 h->value.data = data; | |
1623 | |
1624 return NGX_OK; | |
1625 } | |
1626 | |
1627 | |
1628 static ngx_int_t | |
1629 ngx_http_proxy_add_variables(ngx_conf_t *cf) | |
1630 { | |
1631 ngx_http_variable_t *var, *v; | |
1632 | |
1633 for (v = ngx_http_proxy_vars; v->name.len; v++) { | |
1634 var = ngx_http_add_variable(cf, &v->name, v->flags); | |
1635 if (var == NULL) { | |
1636 return NGX_ERROR; | |
1637 } | |
1638 | |
637 | 1639 var->get_handler = v->get_handler; |
509 | 1640 var->data = v->data; |
1641 } | |
1642 | |
1643 return NGX_OK; | |
507 | 1644 } |
1645 | |
1646 | |
1647 static void * | |
1648 ngx_http_proxy_create_loc_conf(ngx_conf_t *cf) | |
1649 { | |
1650 ngx_http_proxy_loc_conf_t *conf; | |
1651 | |
1652 conf = ngx_pcalloc(cf->pool, sizeof(ngx_http_proxy_loc_conf_t)); | |
1653 if (conf == NULL) { | |
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1654 return NULL; |
507 | 1655 } |
1656 | |
1657 /* | |
1658 * set by ngx_pcalloc(): | |
1659 * | |
1660 * conf->upstream.bufs.num = 0; | |
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changeset
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1661 * conf->upstream.ignore_headers = 0; |
507 | 1662 * conf->upstream.next_upstream = 0; |
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1663 * conf->upstream.cache_use_stale = 0; |
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1664 * conf->upstream.cache_methods = 0; |
507 | 1665 * conf->upstream.temp_path = NULL; |
649 | 1666 * conf->upstream.hide_headers_hash = { NULL, 0 }; |
509 | 1667 * conf->upstream.uri = { 0, NULL }; |
1668 * conf->upstream.location = NULL; | |
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1669 * conf->upstream.store_lengths = NULL; |
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1670 * conf->upstream.store_values = NULL; |
509 | 1671 * |
561 | 1672 * conf->method = NULL; |
509 | 1673 * conf->headers_source = NULL; |
1674 * conf->headers_set_len = NULL; | |
1675 * conf->headers_set = NULL; | |
1676 * conf->headers_set_hash = NULL; | |
577 | 1677 * conf->body_set_len = NULL; |
1678 * conf->body_set = NULL; | |
1679 * conf->body_source = { 0, NULL }; | |
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1680 * conf->redirects = NULL; |
507 | 1681 */ |
577 | 1682 |
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1683 conf->upstream.store = NGX_CONF_UNSET; |
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1684 conf->upstream.store_access = NGX_CONF_UNSET_UINT; |
581 | 1685 conf->upstream.buffering = NGX_CONF_UNSET; |
629 | 1686 conf->upstream.ignore_client_abort = NGX_CONF_UNSET; |
581 | 1687 |
507 | 1688 conf->upstream.connect_timeout = NGX_CONF_UNSET_MSEC; |
1689 conf->upstream.send_timeout = NGX_CONF_UNSET_MSEC; | |
1690 conf->upstream.read_timeout = NGX_CONF_UNSET_MSEC; | |
1691 | |
1692 conf->upstream.send_lowat = NGX_CONF_UNSET_SIZE; | |
581 | 1693 conf->upstream.buffer_size = NGX_CONF_UNSET_SIZE; |
529 | 1694 |
1695 conf->upstream.busy_buffers_size_conf = NGX_CONF_UNSET_SIZE; | |
577 | 1696 conf->upstream.max_temp_file_size_conf = NGX_CONF_UNSET_SIZE; |
529 | 1697 conf->upstream.temp_file_write_size_conf = NGX_CONF_UNSET_SIZE; |
509 | 1698 |
1699 conf->upstream.pass_request_headers = NGX_CONF_UNSET; | |
1700 conf->upstream.pass_request_body = NGX_CONF_UNSET; | |
561 | 1701 |
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1702 #if (NGX_HTTP_CACHE) |
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1703 conf->upstream.cache = NGX_CONF_UNSET_PTR; |
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1704 conf->upstream.cache_min_uses = NGX_CONF_UNSET_UINT; |
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|
1705 conf->upstream.no_cache = NGX_CONF_UNSET_PTR; |
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1706 conf->upstream.cache_valid = NGX_CONF_UNSET_PTR; |
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1707 #endif |
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1708 |
1701
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1709 conf->upstream.hide_headers = NGX_CONF_UNSET_PTR; |
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1710 conf->upstream.pass_headers = NGX_CONF_UNSET_PTR; |
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1711 |
657 | 1712 conf->upstream.intercept_errors = NGX_CONF_UNSET; |
2184 | 1713 #if (NGX_HTTP_SSL) |
1714 conf->upstream.ssl_session_reuse = NGX_CONF_UNSET; | |
1715 #endif | |
507 | 1716 |
1717 /* "proxy_cyclic_temp_file" is disabled */ | |
1718 conf->upstream.cyclic_temp_file = 0; | |
1719 | |
509 | 1720 conf->redirect = NGX_CONF_UNSET; |
649 | 1721 conf->upstream.change_buffering = 1; |
507 | 1722 |
1180
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1723 conf->headers_hash_max_size = NGX_CONF_UNSET_UINT; |
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1724 conf->headers_hash_bucket_size = NGX_CONF_UNSET_UINT; |
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1725 |
507 | 1726 return conf; |
1727 } | |
1728 | |
1729 | |
1730 static char * | |
1731 ngx_http_proxy_merge_loc_conf(ngx_conf_t *cf, void *parent, void *child) | |
1732 { | |
1733 ngx_http_proxy_loc_conf_t *prev = parent; | |
1734 ngx_http_proxy_loc_conf_t *conf = child; | |
1735 | |
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1736 size_t size; |
2706
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1737 ngx_str_t *h; |
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1738 ngx_keyval_t *s; |
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1739 ngx_hash_init_t hash; |
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1740 ngx_http_proxy_redirect_t *pr; |
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|
1741 ngx_http_script_compile_t sc; |
509 | 1742 |
1295
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1743 if (conf->upstream.store != 0) { |
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1744 ngx_conf_merge_value(conf->upstream.store, |
2894 | 1745 prev->upstream.store, 0); |
1295
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1746 |
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1747 if (conf->upstream.store_lengths == NULL) { |
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|
1748 conf->upstream.store_lengths = prev->upstream.store_lengths; |
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|
1749 conf->upstream.store_values = prev->upstream.store_values; |
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1750 } |
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|
1751 } |
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1752 |
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1753 ngx_conf_merge_uint_value(conf->upstream.store_access, |
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1754 prev->upstream.store_access, 0600); |
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|
1755 |
581 | 1756 ngx_conf_merge_value(conf->upstream.buffering, |
1757 prev->upstream.buffering, 1); | |
1758 | |
629 | 1759 ngx_conf_merge_value(conf->upstream.ignore_client_abort, |
1760 prev->upstream.ignore_client_abort, 0); | |
1761 | |
507 | 1762 ngx_conf_merge_msec_value(conf->upstream.connect_timeout, |
1763 prev->upstream.connect_timeout, 60000); | |
1764 | |
1765 ngx_conf_merge_msec_value(conf->upstream.send_timeout, | |
1766 prev->upstream.send_timeout, 60000); | |
1767 | |
1768 ngx_conf_merge_msec_value(conf->upstream.read_timeout, | |
1769 prev->upstream.read_timeout, 60000); | |
1770 | |
1771 ngx_conf_merge_size_value(conf->upstream.send_lowat, | |
1772 prev->upstream.send_lowat, 0); | |
1773 | |
581 | 1774 ngx_conf_merge_size_value(conf->upstream.buffer_size, |
1775 prev->upstream.buffer_size, | |
507 | 1776 (size_t) ngx_pagesize); |
1777 | |
1778 ngx_conf_merge_bufs_value(conf->upstream.bufs, prev->upstream.bufs, | |
1779 8, ngx_pagesize); | |
1780 | |
1781 if (conf->upstream.bufs.num < 2) { | |
577 | 1782 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
507 | 1783 "there must be at least 2 \"proxy_buffers\""); |
1784 return NGX_CONF_ERROR; | |
1785 } | |
577 | 1786 |
507 | 1787 |
581 | 1788 size = conf->upstream.buffer_size; |
577 | 1789 if (size < conf->upstream.bufs.size) { |
507 | 1790 size = conf->upstream.bufs.size; |
1791 } | |
1792 | |
1793 | |
529 | 1794 ngx_conf_merge_size_value(conf->upstream.busy_buffers_size_conf, |
1795 prev->upstream.busy_buffers_size_conf, | |
507 | 1796 NGX_CONF_UNSET_SIZE); |
1797 | |
529 | 1798 if (conf->upstream.busy_buffers_size_conf == NGX_CONF_UNSET_SIZE) { |
507 | 1799 conf->upstream.busy_buffers_size = 2 * size; |
529 | 1800 } else { |
1801 conf->upstream.busy_buffers_size = | |
1802 conf->upstream.busy_buffers_size_conf; | |
1803 } | |
577 | 1804 |
529 | 1805 if (conf->upstream.busy_buffers_size < size) { |
507 | 1806 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
1807 "\"proxy_busy_buffers_size\" must be equal or bigger than " | |
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1808 "maximum of the value of \"proxy_buffer_size\" and " |
507 | 1809 "one of the \"proxy_buffers\""); |
1810 | |
1811 return NGX_CONF_ERROR; | |
529 | 1812 } |
507 | 1813 |
529 | 1814 if (conf->upstream.busy_buffers_size |
1815 > (conf->upstream.bufs.num - 1) * conf->upstream.bufs.size) | |
507 | 1816 { |
1817 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, | |
1818 "\"proxy_busy_buffers_size\" must be less than " | |
1819 "the size of all \"proxy_buffers\" minus one buffer"); | |
1820 | |
1821 return NGX_CONF_ERROR; | |
1822 } | |
529 | 1823 |
507 | 1824 |
529 | 1825 ngx_conf_merge_size_value(conf->upstream.temp_file_write_size_conf, |
1826 prev->upstream.temp_file_write_size_conf, | |
507 | 1827 NGX_CONF_UNSET_SIZE); |
1828 | |
529 | 1829 if (conf->upstream.temp_file_write_size_conf == NGX_CONF_UNSET_SIZE) { |
507 | 1830 conf->upstream.temp_file_write_size = 2 * size; |
529 | 1831 } else { |
1832 conf->upstream.temp_file_write_size = | |
1833 conf->upstream.temp_file_write_size_conf; | |
1834 } | |
577 | 1835 |
529 | 1836 if (conf->upstream.temp_file_write_size < size) { |
507 | 1837 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
1838 "\"proxy_temp_file_write_size\" must be equal or bigger than " | |
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1839 "maximum of the value of \"proxy_buffer_size\" and " |
507 | 1840 "one of the \"proxy_buffers\""); |
1841 | |
1842 return NGX_CONF_ERROR; | |
1843 } | |
1844 | |
529 | 1845 ngx_conf_merge_size_value(conf->upstream.max_temp_file_size_conf, |
1846 prev->upstream.max_temp_file_size_conf, | |
507 | 1847 NGX_CONF_UNSET_SIZE); |
1848 | |
529 | 1849 if (conf->upstream.max_temp_file_size_conf == NGX_CONF_UNSET_SIZE) { |
507 | 1850 conf->upstream.max_temp_file_size = 1024 * 1024 * 1024; |
529 | 1851 } else { |
1852 conf->upstream.max_temp_file_size = | |
1853 conf->upstream.max_temp_file_size_conf; | |
1854 } | |
507 | 1855 |
529 | 1856 if (conf->upstream.max_temp_file_size != 0 |
1857 && conf->upstream.max_temp_file_size < size) | |
507 | 1858 { |
1859 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, | |
561 | 1860 "\"proxy_max_temp_file_size\" must be equal to zero to disable " |
507 | 1861 "the temporary files usage or must be equal or bigger than " |
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1862 "maximum of the value of \"proxy_buffer_size\" and " |
561 | 1863 "one of the \"proxy_buffers\""); |
507 | 1864 |
1865 return NGX_CONF_ERROR; | |
1866 } | |
1867 | |
529 | 1868 |
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1869 ngx_conf_merge_bitmask_value(conf->upstream.ignore_headers, |
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1870 prev->upstream.ignore_headers, |
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1871 NGX_CONF_BITMASK_SET); |
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1872 |
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1873 |
507 | 1874 ngx_conf_merge_bitmask_value(conf->upstream.next_upstream, |
1875 prev->upstream.next_upstream, | |
1876 (NGX_CONF_BITMASK_SET | |
1877 |NGX_HTTP_UPSTREAM_FT_ERROR | |
1878 |NGX_HTTP_UPSTREAM_FT_TIMEOUT)); | |
1879 | |
665 | 1880 if (conf->upstream.next_upstream & NGX_HTTP_UPSTREAM_FT_OFF) { |
1881 conf->upstream.next_upstream = NGX_CONF_BITMASK_SET | |
1882 |NGX_HTTP_UPSTREAM_FT_OFF; | |
1883 } | |
1884 | |
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1885 if (ngx_conf_merge_path_value(cf, &conf->upstream.temp_path, |
509 | 1886 prev->upstream.temp_path, |
2592
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1887 &ngx_http_proxy_temp_path) |
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1888 != NGX_OK) |
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1889 { |
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1890 return NGX_CONF_ERROR; |
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1891 } |
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1892 |
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1893 |
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1894 #if (NGX_HTTP_CACHE) |
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1895 |
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1896 ngx_conf_merge_ptr_value(conf->upstream.cache, |
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1897 prev->upstream.cache, NULL); |
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1898 |
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1899 if (conf->upstream.cache && conf->upstream.cache->data == NULL) { |
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1900 ngx_shm_zone_t *shm_zone; |
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1901 |
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1902 shm_zone = conf->upstream.cache; |
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1903 |
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1904 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
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1905 "\"proxy_cache\" zone \"%V\" is unknown", |
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1906 &shm_zone->shm.name); |
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1907 |
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1908 return NGX_CONF_ERROR; |
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1909 } |
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1910 |
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1911 ngx_conf_merge_uint_value(conf->upstream.cache_min_uses, |
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1912 prev->upstream.cache_min_uses, 1); |
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1913 |
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1914 ngx_conf_merge_bitmask_value(conf->upstream.cache_use_stale, |
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1915 prev->upstream.cache_use_stale, |
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1916 (NGX_CONF_BITMASK_SET |
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1917 |NGX_HTTP_UPSTREAM_FT_OFF)); |
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1918 |
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1919 if (conf->upstream.cache_methods == 0) { |
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1920 conf->upstream.cache_methods = prev->upstream.cache_methods; |
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1921 } |
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1922 |
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1923 conf->upstream.cache_methods |= NGX_HTTP_GET|NGX_HTTP_HEAD; |
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1924 |
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1925 if (conf->upstream.cache_use_stale & NGX_HTTP_UPSTREAM_FT_OFF) { |
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1926 conf->upstream.cache_use_stale = NGX_CONF_BITMASK_SET |
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1927 |NGX_HTTP_UPSTREAM_FT_OFF; |
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1928 } |
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1929 |
3526
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1930 ngx_conf_merge_ptr_value(conf->upstream.no_cache, |
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1931 prev->upstream.no_cache, NULL); |
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1932 |
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1933 ngx_conf_merge_ptr_value(conf->upstream.cache_valid, |
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1934 prev->upstream.cache_valid, NULL); |
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1935 |
2672 | 1936 if (conf->cache_key.value.data == NULL) { |
1937 conf->cache_key = prev->cache_key; | |
1938 } | |
1939 | |
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1940 #endif |
507 | 1941 |
561 | 1942 if (conf->method.len == 0) { |
1943 conf->method = prev->method; | |
1944 | |
1945 } else { | |
1946 conf->method.data[conf->method.len] = ' '; | |
1947 conf->method.len++; | |
509 | 1948 } |
1949 | |
1950 ngx_conf_merge_value(conf->upstream.pass_request_headers, | |
1951 prev->upstream.pass_request_headers, 1); | |
1952 ngx_conf_merge_value(conf->upstream.pass_request_body, | |
1953 prev->upstream.pass_request_body, 1); | |
1954 | |
657 | 1955 ngx_conf_merge_value(conf->upstream.intercept_errors, |
1956 prev->upstream.intercept_errors, 0); | |
509 | 1957 |
2184 | 1958 #if (NGX_HTTP_SSL) |
1959 ngx_conf_merge_value(conf->upstream.ssl_session_reuse, | |
1960 prev->upstream.ssl_session_reuse, 1); | |
1961 #endif | |
1962 | |
509 | 1963 ngx_conf_merge_value(conf->redirect, prev->redirect, 1); |
1964 | |
1965 if (conf->redirect) { | |
507 | 1966 |
509 | 1967 if (conf->redirects == NULL) { |
1968 conf->redirects = prev->redirects; | |
1969 } | |
1970 | |
1658 | 1971 if (conf->redirects == NULL && conf->url.data) { |
509 | 1972 |
1973 conf->redirects = ngx_array_create(cf->pool, 1, | |
1974 sizeof(ngx_http_proxy_redirect_t)); | |
1975 if (conf->redirects == NULL) { | |
1976 return NGX_CONF_ERROR; | |
1977 } | |
1978 | |
1979 pr = ngx_array_push(conf->redirects); | |
1980 if (pr == NULL) { | |
1981 return NGX_CONF_ERROR; | |
1982 } | |
1983 | |
1984 pr->handler = ngx_http_proxy_rewrite_redirect_text; | |
1658 | 1985 pr->redirect = conf->url; |
1986 | |
1987 if (conf->vars.uri.len) { | |
1988 pr->replacement.text = conf->location; | |
653 | 1989 |
1990 } else { | |
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1991 ngx_str_null(&pr->replacement.text); |
653 | 1992 } |
509 | 1993 } |
1994 } | |
1995 | |
1658 | 1996 /* STUB */ |
1997 if (prev->proxy_lengths) { | |
1998 conf->proxy_lengths = prev->proxy_lengths; | |
1999 conf->proxy_values = prev->proxy_values; | |
2000 } | |
2001 | |
2753
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2002 #if (NGX_HTTP_SSL) |
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2003 if (conf->upstream.ssl == NULL) { |
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2004 conf->upstream.ssl = prev->upstream.ssl; |
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2005 } |
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2006 #endif |
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2007 |
1180
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proxy_headers_hash_max_size and proxy_headers_hash_bucket_size
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2008 ngx_conf_merge_uint_value(conf->headers_hash_max_size, |
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2009 prev->headers_hash_max_size, 512); |
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2010 |
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2011 ngx_conf_merge_uint_value(conf->headers_hash_bucket_size, |
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2012 prev->headers_hash_bucket_size, 64); |
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|
2013 |
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2014 conf->headers_hash_bucket_size = ngx_align(conf->headers_hash_bucket_size, |
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2015 ngx_cacheline_size); |
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|
2016 |
1701
40d004d95d88
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2017 hash.max_size = conf->headers_hash_max_size; |
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|
2018 hash.bucket_size = conf->headers_hash_bucket_size; |
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2019 hash.name = "proxy_headers_hash"; |
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|
2020 |
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|
2021 #if (NGX_HTTP_CACHE) |
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2022 |
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hide cacheable Set-Cookie and P3P response headers
Igor Sysoev <igor@sysoev.ru>
parents:
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changeset
|
2023 h = conf->upstream.cache ? ngx_http_proxy_hide_cache_headers: |
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hide cacheable Set-Cookie and P3P response headers
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
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|
2024 ngx_http_proxy_hide_headers; |
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Igor Sysoev <igor@sysoev.ru>
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|
2025 #else |
f905a6ab0ca8
hide cacheable Set-Cookie and P3P response headers
Igor Sysoev <igor@sysoev.ru>
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|
2026 |
f905a6ab0ca8
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Igor Sysoev <igor@sysoev.ru>
parents:
2705
diff
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|
2027 h = ngx_http_proxy_hide_headers; |
f905a6ab0ca8
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|
2028 |
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Igor Sysoev <igor@sysoev.ru>
parents:
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|
2029 #endif |
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Igor Sysoev <igor@sysoev.ru>
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|
2030 |
1701
40d004d95d88
*) now ngx_conf_set_str_array_slot() tests NGX_CONF_UNSET_PTR
Igor Sysoev <igor@sysoev.ru>
parents:
1699
diff
changeset
|
2031 if (ngx_http_upstream_hide_headers_hash(cf, &conf->upstream, |
2706
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Igor Sysoev <igor@sysoev.ru>
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|
2032 &prev->upstream, h, &hash) |
649 | 2033 != NGX_OK) |
2034 { | |
2035 return NGX_CONF_ERROR; | |
2036 } | |
2037 | |
884 | 2038 if (conf->upstream.upstream == NULL) { |
2039 conf->upstream.upstream = prev->upstream.upstream; | |
1658 | 2040 conf->vars = prev->vars; |
507 | 2041 } |
2042 | |
577 | 2043 |
2044 if (conf->body_source.data == NULL) { | |
2045 conf->body_source = prev->body_source; | |
2046 conf->body_set_len = prev->body_set_len; | |
2047 conf->body_set = prev->body_set; | |
2048 } | |
2049 | |
579 | 2050 if (conf->body_source.data && conf->body_set_len == NULL) { |
577 | 2051 |
2052 ngx_memzero(&sc, sizeof(ngx_http_script_compile_t)); | |
2053 | |
2054 sc.cf = cf; | |
2055 sc.source = &conf->body_source; | |
2056 sc.flushes = &conf->flushes; | |
2057 sc.lengths = &conf->body_set_len; | |
2058 sc.values = &conf->body_set; | |
2059 sc.complete_lengths = 1; | |
2060 sc.complete_values = 1; | |
2061 | |
2062 if (ngx_http_script_compile(&sc) != NGX_OK) { | |
2063 return NGX_CONF_ERROR; | |
2064 } | |
2065 | |
2066 if (conf->headers_source == NULL) { | |
2067 conf->headers_source = ngx_array_create(cf->pool, 4, | |
649 | 2068 sizeof(ngx_keyval_t)); |
577 | 2069 if (conf->headers_source == NULL) { |
2070 return NGX_CONF_ERROR; | |
2071 } | |
2072 } | |
2073 | |
2074 s = ngx_array_push(conf->headers_source); | |
2075 if (s == NULL) { | |
2076 return NGX_CONF_ERROR; | |
2077 } | |
2078 | |
3516
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ngx_str_set() and ngx_str_null()
Igor Sysoev <igor@sysoev.ru>
parents:
3477
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changeset
|
2079 ngx_str_set(&s->key, "Content-Length"); |
dd1570b6f237
ngx_str_set() and ngx_str_null()
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3477
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changeset
|
2080 ngx_str_set(&s->value, "$proxy_internal_body_length"); |
577 | 2081 } |
2082 | |
2592
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|
2083 if (ngx_http_proxy_merge_headers(cf, conf, prev) != NGX_OK) { |
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|
2084 return NGX_CONF_ERROR; |
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|
2085 } |
3a8a53c0c42f
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|
2086 |
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|
2087 return NGX_CONF_OK; |
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|
2088 } |
3a8a53c0c42f
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2430
diff
changeset
|
2089 |
3a8a53c0c42f
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diff
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|
2090 |
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diff
changeset
|
2091 static ngx_int_t |
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Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
2092 ngx_http_proxy_merge_headers(ngx_conf_t *cf, ngx_http_proxy_loc_conf_t *conf, |
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diff
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|
2093 ngx_http_proxy_loc_conf_t *prev) |
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|
2094 { |
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diff
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|
2095 u_char *p; |
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diff
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|
2096 size_t size; |
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Igor Sysoev <igor@sysoev.ru>
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diff
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|
2097 uintptr_t *code; |
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|
2098 ngx_uint_t i; |
3561
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|
2099 ngx_array_t headers_names; |
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|
2100 ngx_keyval_t *src, *s, *h; |
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|
2101 ngx_hash_key_t *hk; |
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|
2102 ngx_hash_init_t hash; |
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|
2103 ngx_http_script_compile_t sc; |
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2430
diff
changeset
|
2104 ngx_http_script_copy_code_t *copy; |
577 | 2105 |
509 | 2106 if (conf->headers_source == NULL) { |
573 | 2107 conf->flushes = prev->flushes; |
507 | 2108 conf->headers_set_len = prev->headers_set_len; |
2109 conf->headers_set = prev->headers_set; | |
2110 conf->headers_set_hash = prev->headers_set_hash; | |
573 | 2111 conf->headers_source = prev->headers_source; |
507 | 2112 } |
2113 | |
2929
37b7cd336fdf
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Igor Sysoev <igor@sysoev.ru>
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2927
diff
changeset
|
2114 if (conf->headers_set_hash.buckets |
2949
fe484c0be7c0
fix building --without-http-cache, broken in r2930
Igor Sysoev <igor@sysoev.ru>
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2929
diff
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|
2115 #if (NGX_HTTP_CACHE) |
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|
2116 && ((conf->upstream.cache == NULL) == (prev->upstream.cache == NULL)) |
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|
2117 #endif |
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|
2118 ) |
2929
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2927
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|
2119 { |
2592
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2120 return NGX_OK; |
509 | 2121 } |
2122 | |
2123 | |
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|
2124 if (ngx_array_init(&headers_names, cf->temp_pool, 4, sizeof(ngx_hash_key_t)) |
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|
2125 != NGX_OK) |
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|
2126 { |
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|
2127 return NGX_ERROR; |
509 | 2128 } |
2129 | |
2130 if (conf->headers_source == NULL) { | |
2131 conf->headers_source = ngx_array_create(cf->pool, 4, | |
649 | 2132 sizeof(ngx_keyval_t)); |
509 | 2133 if (conf->headers_source == NULL) { |
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|
2134 return NGX_ERROR; |
509 | 2135 } |
2136 } | |
507 | 2137 |
509 | 2138 conf->headers_set_len = ngx_array_create(cf->pool, 64, 1); |
2139 if (conf->headers_set_len == NULL) { | |
2592
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changeset
|
2140 return NGX_ERROR; |
509 | 2141 } |
2142 | |
2143 conf->headers_set = ngx_array_create(cf->pool, 512, 1); | |
2144 if (conf->headers_set == NULL) { | |
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diff
changeset
|
2145 return NGX_ERROR; |
509 | 2146 } |
2147 | |
2148 | |
2149 src = conf->headers_source->elts; | |
2150 | |
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|
2151 #if (NGX_HTTP_CACHE) |
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2152 |
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2153 h = conf->upstream.cache ? ngx_http_proxy_cache_headers: |
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|
2154 ngx_http_proxy_headers; |
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|
2155 #else |
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|
2156 |
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|
2157 h = ngx_http_proxy_headers; |
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|
2158 |
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|
2159 #endif |
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|
2160 |
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changeset
|
2161 while (h->key.len) { |
509 | 2162 |
2163 for (i = 0; i < conf->headers_source->nelts; i++) { | |
2164 if (ngx_strcasecmp(h->key.data, src[i].key.data) == 0) { | |
2165 goto next; | |
507 | 2166 } |
2167 } | |
2168 | |
509 | 2169 s = ngx_array_push(conf->headers_source); |
2170 if (s == NULL) { | |
2592
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changeset
|
2171 return NGX_ERROR; |
507 | 2172 } |
2173 | |
509 | 2174 *s = *h; |
507 | 2175 |
517 | 2176 src = conf->headers_source->elts; |
2177 | |
509 | 2178 next: |
507 | 2179 |
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changeset
|
2180 h++; |
509 | 2181 } |
507 | 2182 |
577 | 2183 |
2184 src = conf->headers_source->elts; | |
509 | 2185 for (i = 0; i < conf->headers_source->nelts; i++) { |
507 | 2186 |
3561
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Igor Sysoev <igor@sysoev.ru>
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3526
diff
changeset
|
2187 hk = ngx_array_push(&headers_names); |
649 | 2188 if (hk == NULL) { |
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2430
diff
changeset
|
2189 return NGX_ERROR; |
507 | 2190 } |
2191 | |
649 | 2192 hk->key = src[i].key; |
2193 hk->key_hash = ngx_hash_key_lc(src[i].key.data, src[i].key.len); | |
2194 hk->value = (void *) 1; | |
509 | 2195 |
519 | 2196 if (src[i].value.len == 0) { |
2197 continue; | |
2198 } | |
2199 | |
509 | 2200 if (ngx_http_script_variables_count(&src[i].value) == 0) { |
2201 copy = ngx_array_push_n(conf->headers_set_len, | |
2202 sizeof(ngx_http_script_copy_code_t)); | |
2203 if (copy == NULL) { | |
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2430
diff
changeset
|
2204 return NGX_ERROR; |
509 | 2205 } |
2206 | |
2207 copy->code = (ngx_http_script_code_pt) | |
2208 ngx_http_script_copy_len_code; | |
2209 copy->len = src[i].key.len + sizeof(": ") - 1 | |
2210 + src[i].value.len + sizeof(CRLF) - 1; | |
507 | 2211 |
2212 | |
509 | 2213 size = (sizeof(ngx_http_script_copy_code_t) |
2214 + src[i].key.len + sizeof(": ") - 1 | |
2215 + src[i].value.len + sizeof(CRLF) - 1 | |
2216 + sizeof(uintptr_t) - 1) | |
2217 & ~(sizeof(uintptr_t) - 1); | |
2218 | |
2219 copy = ngx_array_push_n(conf->headers_set, size); | |
2220 if (copy == NULL) { | |
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diff
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|
2221 return NGX_ERROR; |
509 | 2222 } |
2223 | |
2224 copy->code = ngx_http_script_copy_code; | |
2225 copy->len = src[i].key.len + sizeof(": ") - 1 | |
2226 + src[i].value.len + sizeof(CRLF) - 1; | |
2227 | |
2228 p = (u_char *) copy + sizeof(ngx_http_script_copy_code_t); | |
2229 | |
2230 p = ngx_cpymem(p, src[i].key.data, src[i].key.len); | |
2231 *p++ = ':'; *p++ = ' '; | |
2232 p = ngx_cpymem(p, src[i].value.data, src[i].value.len); | |
2233 *p++ = CR; *p = LF; | |
2234 | |
2235 } else { | |
2236 copy = ngx_array_push_n(conf->headers_set_len, | |
2237 sizeof(ngx_http_script_copy_code_t)); | |
2238 if (copy == NULL) { | |
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Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
2239 return NGX_ERROR; |
509 | 2240 } |
2241 | |
2242 copy->code = (ngx_http_script_code_pt) | |
2243 ngx_http_script_copy_len_code; | |
2244 copy->len = src[i].key.len + sizeof(": ") - 1; | |
507 | 2245 |
2246 | |
509 | 2247 size = (sizeof(ngx_http_script_copy_code_t) |
2248 + src[i].key.len + sizeof(": ") - 1 + sizeof(uintptr_t) - 1) | |
2249 & ~(sizeof(uintptr_t) - 1); | |
2250 | |
2251 copy = ngx_array_push_n(conf->headers_set, size); | |
2252 if (copy == NULL) { | |
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diff
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|
2253 return NGX_ERROR; |
509 | 2254 } |
2255 | |
2256 copy->code = ngx_http_script_copy_code; | |
2257 copy->len = src[i].key.len + sizeof(": ") - 1; | |
2258 | |
2259 p = (u_char *) copy + sizeof(ngx_http_script_copy_code_t); | |
2260 p = ngx_cpymem(p, src[i].key.data, src[i].key.len); | |
2261 *p++ = ':'; *p = ' '; | |
2262 | |
2263 | |
2264 ngx_memzero(&sc, sizeof(ngx_http_script_compile_t)); | |
2265 | |
2266 sc.cf = cf; | |
2267 sc.source = &src[i].value; | |
573 | 2268 sc.flushes = &conf->flushes; |
509 | 2269 sc.lengths = &conf->headers_set_len; |
2270 sc.values = &conf->headers_set; | |
2271 | |
2272 if (ngx_http_script_compile(&sc) != NGX_OK) { | |
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diff
changeset
|
2273 return NGX_ERROR; |
509 | 2274 } |
2275 | |
2276 | |
2277 copy = ngx_array_push_n(conf->headers_set_len, | |
2278 sizeof(ngx_http_script_copy_code_t)); | |
2279 if (copy == NULL) { | |
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diff
changeset
|
2280 return NGX_ERROR; |
509 | 2281 } |
2282 | |
2283 copy->code = (ngx_http_script_code_pt) | |
2284 ngx_http_script_copy_len_code; | |
2285 copy->len = sizeof(CRLF) - 1; | |
2286 | |
2287 | |
2288 size = (sizeof(ngx_http_script_copy_code_t) | |
2289 + sizeof(CRLF) - 1 + sizeof(uintptr_t) - 1) | |
2290 & ~(sizeof(uintptr_t) - 1); | |
2291 | |
2292 copy = ngx_array_push_n(conf->headers_set, size); | |
2293 if (copy == NULL) { | |
2592
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parents:
2430
diff
changeset
|
2294 return NGX_ERROR; |
509 | 2295 } |
2296 | |
2297 copy->code = ngx_http_script_copy_code; | |
2298 copy->len = sizeof(CRLF) - 1; | |
2299 | |
2300 p = (u_char *) copy + sizeof(ngx_http_script_copy_code_t); | |
2301 *p++ = CR; *p = LF; | |
507 | 2302 } |
2303 | |
509 | 2304 code = ngx_array_push_n(conf->headers_set_len, sizeof(uintptr_t)); |
2305 if (code == NULL) { | |
2592
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parents:
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diff
changeset
|
2306 return NGX_ERROR; |
507 | 2307 } |
2308 | |
509 | 2309 *code = (uintptr_t) NULL; |
2310 | |
2311 code = ngx_array_push_n(conf->headers_set, sizeof(uintptr_t)); | |
2312 if (code == NULL) { | |
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diff
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|
2313 return NGX_ERROR; |
509 | 2314 } |
2315 | |
2316 *code = (uintptr_t) NULL; | |
507 | 2317 } |
2318 | |
509 | 2319 code = ngx_array_push_n(conf->headers_set_len, sizeof(uintptr_t)); |
2320 if (code == NULL) { | |
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parents:
2430
diff
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|
2321 return NGX_ERROR; |
507 | 2322 } |
2323 | |
509 | 2324 *code = (uintptr_t) NULL; |
507 | 2325 |
2326 | |
649 | 2327 hash.hash = &conf->headers_set_hash; |
2328 hash.key = ngx_hash_key_lc; | |
1180
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Igor Sysoev <igor@sysoev.ru>
parents:
1125
diff
changeset
|
2329 hash.max_size = conf->headers_hash_max_size; |
1666b7b0bafc
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Igor Sysoev <igor@sysoev.ru>
parents:
1125
diff
changeset
|
2330 hash.bucket_size = conf->headers_hash_bucket_size; |
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Igor Sysoev <igor@sysoev.ru>
parents:
1125
diff
changeset
|
2331 hash.name = "proxy_headers_hash"; |
649 | 2332 hash.pool = cf->pool; |
2333 hash.temp_pool = NULL; | |
2334 | |
3561
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parents:
3526
diff
changeset
|
2335 return ngx_hash_init(&hash, headers_names.elts, headers_names.nelts); |
507 | 2336 } |
2337 | |
2338 | |
2339 static char * | |
2340 ngx_http_proxy_pass(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) | |
2341 { | |
509 | 2342 ngx_http_proxy_loc_conf_t *plcf = conf; |
507 | 2343 |
1658 | 2344 size_t add; |
2345 u_short port; | |
2346 ngx_str_t *value, *url; | |
2347 ngx_url_t u; | |
2348 ngx_uint_t n; | |
2349 ngx_http_core_loc_conf_t *clcf; | |
2350 ngx_http_script_compile_t sc; | |
507 | 2351 |
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parents:
2285
diff
changeset
|
2352 if (plcf->upstream.upstream || plcf->proxy_lengths) { |
555 | 2353 return "is duplicate"; |
2354 } | |
2355 | |
1658 | 2356 clcf = ngx_http_conf_get_module_loc_conf(cf, ngx_http_core_module); |
2357 | |
2989
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2949
diff
changeset
|
2358 clcf->handler = ngx_http_proxy_handler; |
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diff
changeset
|
2359 |
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parents:
2949
diff
changeset
|
2360 if (clcf->name.data[clcf->name.len - 1] == '/') { |
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diff
changeset
|
2361 clcf->auto_redirect = 1; |
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diff
changeset
|
2362 } |
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parents:
2949
diff
changeset
|
2363 |
507 | 2364 value = cf->args->elts; |
2365 | |
2366 url = &value[1]; | |
2367 | |
1658 | 2368 n = ngx_http_script_variables_count(url); |
2369 | |
2370 if (n) { | |
2371 | |
2372 ngx_memzero(&sc, sizeof(ngx_http_script_compile_t)); | |
2373 | |
2374 sc.cf = cf; | |
2375 sc.source = url; | |
2376 sc.lengths = &plcf->proxy_lengths; | |
2377 sc.values = &plcf->proxy_values; | |
2378 sc.variables = n; | |
2379 sc.complete_lengths = 1; | |
2380 sc.complete_values = 1; | |
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ca317d9b5c09
style fix: remove trailing spaces
Igor Sysoev <igor@sysoev.ru>
parents:
1671
diff
changeset
|
2381 |
1658 | 2382 if (ngx_http_script_compile(&sc) != NGX_OK) { |
2383 return NGX_CONF_ERROR; | |
2384 } | |
2385 | |
2386 #if (NGX_HTTP_SSL) | |
2387 if (ngx_http_proxy_set_ssl(cf, plcf) != NGX_OK) { | |
2388 return NGX_CONF_ERROR; | |
2389 } | |
2390 #endif | |
2391 | |
2392 return NGX_CONF_OK; | |
2393 } | |
2394 | |
1107
db7c468c447d
ngx_strcasecmp()/ngx_strncasecmp()
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
2395 if (ngx_strncasecmp(url->data, (u_char *) "http://", 7) == 0) { |
577 | 2396 add = 7; |
591 | 2397 port = 80; |
577 | 2398 |
1107
db7c468c447d
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Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
2399 } else if (ngx_strncasecmp(url->data, (u_char *) "https://", 8) == 0) { |
577 | 2400 |
2401 #if (NGX_HTTP_SSL) | |
1658 | 2402 if (ngx_http_proxy_set_ssl(cf, plcf) != NGX_OK) { |
2403 return NGX_CONF_ERROR; | |
2404 } | |
577 | 2405 |
2406 add = 8; | |
591 | 2407 port = 443; |
577 | 2408 #else |
2409 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, | |
2410 "https protocol requires SSL support"); | |
2411 return NGX_CONF_ERROR; | |
2412 #endif | |
2413 | |
2414 } else { | |
507 | 2415 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, "invalid URL prefix"); |
2416 return NGX_CONF_ERROR; | |
2417 } | |
2418 | |
651 | 2419 ngx_memzero(&u, sizeof(ngx_url_t)); |
2420 | |
2421 u.url.len = url->len - add; | |
2422 u.url.data = url->data + add; | |
906 | 2423 u.default_port = port; |
2424 u.uri_part = 1; | |
884 | 2425 u.no_resolve = 1; |
2426 | |
2427 plcf->upstream.upstream = ngx_http_upstream_add(cf, &u, 0); | |
2428 if (plcf->upstream.upstream == NULL) { | |
507 | 2429 return NGX_CONF_ERROR; |
2430 } | |
2431 | |
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parents:
2285
diff
changeset
|
2432 plcf->vars.schema.len = add; |
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Igor Sysoev <igor@sysoev.ru>
parents:
2285
diff
changeset
|
2433 plcf->vars.schema.data = url->data; |
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2430
diff
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|
2434 plcf->vars.key_start = plcf->vars.schema; |
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parents:
2430
diff
changeset
|
2435 |
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2430
diff
changeset
|
2436 ngx_http_proxy_set_vars(&u, &plcf->vars); |
507 | 2437 |
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parents:
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diff
changeset
|
2438 plcf->location = clcf->name; |
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parents:
2430
diff
changeset
|
2439 |
1353 | 2440 if (clcf->named |
507 | 2441 #if (NGX_PCRE) |
1353 | 2442 || clcf->regex |
2443 #endif | |
2444 || clcf->noname) | |
2445 { | |
1658 | 2446 if (plcf->vars.uri.len) { |
573 | 2447 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
2448 "\"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
|
2449 "location given by regular expression, " |
1353 | 2450 "or inside named location, " |
843
ebab9490204c
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Igor Sysoev <igor@sysoev.ru>
parents:
812
diff
changeset
|
2451 "or inside the \"if\" statement, " |
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parents:
812
diff
changeset
|
2452 "or inside the \"limit_except\" block"); |
573 | 2453 return NGX_CONF_ERROR; |
2454 } | |
2455 | |
1658 | 2456 plcf->location.len = 0; |
555 | 2457 } |
2458 | |
1658 | 2459 plcf->url = *url; |
509 | 2460 |
507 | 2461 return NGX_CONF_OK; |
2462 } | |
2463 | |
2464 | |
2465 static char * | |
509 | 2466 ngx_http_proxy_redirect(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) |
507 | 2467 { |
509 | 2468 ngx_http_proxy_loc_conf_t *plcf = conf; |
2469 | |
2470 ngx_str_t *value; | |
2471 ngx_array_t *vars_lengths, *vars_values; | |
2472 ngx_http_script_compile_t sc; | |
2473 ngx_http_proxy_redirect_t *pr; | |
2474 | |
2475 if (plcf->redirect == 0) { | |
2476 return NGX_CONF_OK; | |
2477 } | |
2478 | |
2479 value = cf->args->elts; | |
2480 | |
2784
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2753
diff
changeset
|
2481 if (cf->args->nelts == 2) { |
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diff
changeset
|
2482 if (ngx_strcmp(value[1].data, "off") == 0) { |
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|
2483 plcf->redirect = 0; |
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|
2484 plcf->redirects = NULL; |
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|
2485 return NGX_CONF_OK; |
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diff
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|
2486 } |
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|
2487 |
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changeset
|
2488 if (ngx_strcmp(value[1].data, "false") == 0) { |
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diff
changeset
|
2489 ngx_conf_log_error(NGX_LOG_ERR, cf, 0, |
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diff
changeset
|
2490 "invalid parameter \"false\", use \"off\" instead"); |
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diff
changeset
|
2491 plcf->redirect = 0; |
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diff
changeset
|
2492 plcf->redirects = NULL; |
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diff
changeset
|
2493 return NGX_CONF_OK; |
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|
2494 } |
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|
2495 |
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diff
changeset
|
2496 if (ngx_strcmp(value[1].data, "default") != 0) { |
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changeset
|
2497 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
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|
2498 "invalid parameter \"%V\"", &value[1]); |
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changeset
|
2499 return NGX_CONF_ERROR; |
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changeset
|
2500 } |
509 | 2501 } |
2502 | |
2503 if (plcf->redirects == NULL) { | |
2504 plcf->redirects = ngx_array_create(cf->pool, 1, | |
2505 sizeof(ngx_http_proxy_redirect_t)); | |
2506 if (plcf->redirects == NULL) { | |
2507 return NGX_CONF_ERROR; | |
2508 } | |
2509 } | |
2510 | |
2511 pr = ngx_array_push(plcf->redirects); | |
2512 if (pr == NULL) { | |
2513 return NGX_CONF_ERROR; | |
2514 } | |
2515 | |
2784
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2753
diff
changeset
|
2516 if (ngx_strcmp(value[1].data, "default") == 0) { |
3471
d8c56e7851b8
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3470
diff
changeset
|
2517 if (plcf->proxy_lengths) { |
d8c56e7851b8
"proxy_redirect default" may not be used if a proxy_pass uses variables
Igor Sysoev <igor@sysoev.ru>
parents:
3470
diff
changeset
|
2518 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
d8c56e7851b8
"proxy_redirect default" may not be used if a proxy_pass uses variables
Igor Sysoev <igor@sysoev.ru>
parents:
3470
diff
changeset
|
2519 "\"proxy_redirect default\" may not be used " |
d8c56e7851b8
"proxy_redirect default" may not be used if a proxy_pass uses variables
Igor Sysoev <igor@sysoev.ru>
parents:
3470
diff
changeset
|
2520 "with \"proxy_pass\" directive with variables"); |
d8c56e7851b8
"proxy_redirect default" may not be used if a proxy_pass uses variables
Igor Sysoev <igor@sysoev.ru>
parents:
3470
diff
changeset
|
2521 return NGX_CONF_ERROR; |
d8c56e7851b8
"proxy_redirect default" may not be used if a proxy_pass uses variables
Igor Sysoev <igor@sysoev.ru>
parents:
3470
diff
changeset
|
2522 } |
d8c56e7851b8
"proxy_redirect default" may not be used if a proxy_pass uses variables
Igor Sysoev <igor@sysoev.ru>
parents:
3470
diff
changeset
|
2523 |
1658 | 2524 if (plcf->url.data == NULL) { |
509 | 2525 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
3470
b982f2dee8cf
fix proxy_redirect name in error message
Igor Sysoev <igor@sysoev.ru>
parents:
3399
diff
changeset
|
2526 "\"proxy_redirect default\" must go " |
509 | 2527 "after the \"proxy_pass\" directive"); |
2528 return NGX_CONF_ERROR; | |
2529 } | |
2530 | |
2531 pr->handler = ngx_http_proxy_rewrite_redirect_text; | |
1658 | 2532 pr->redirect = plcf->url; |
2533 | |
2534 if (plcf->vars.uri.len) { | |
2535 pr->replacement.text = plcf->location; | |
653 | 2536 |
2537 } else { | |
3516
dd1570b6f237
ngx_str_set() and ngx_str_null()
Igor Sysoev <igor@sysoev.ru>
parents:
3477
diff
changeset
|
2538 ngx_str_null(&pr->replacement.text); |
653 | 2539 } |
509 | 2540 |
2541 return NGX_CONF_OK; | |
2542 } | |
2543 | |
2544 if (ngx_http_script_variables_count(&value[2]) == 0) { | |
2545 pr->handler = ngx_http_proxy_rewrite_redirect_text; | |
2546 pr->redirect = value[1]; | |
2547 pr->replacement.text = value[2]; | |
2548 | |
2549 return NGX_CONF_OK; | |
2550 } | |
2551 | |
2552 ngx_memzero(&sc, sizeof(ngx_http_script_compile_t)); | |
2553 | |
2554 vars_lengths = NULL; | |
2555 vars_values = NULL; | |
2556 | |
2557 sc.cf = cf; | |
2558 sc.source = &value[2]; | |
2559 sc.lengths = &vars_lengths; | |
2560 sc.values = &vars_values; | |
2561 sc.complete_lengths = 1; | |
2562 sc.complete_values = 1; | |
2563 | |
2564 if (ngx_http_script_compile(&sc) != NGX_OK) { | |
2565 return NGX_CONF_ERROR; | |
2566 } | |
2567 | |
2568 pr->handler = ngx_http_proxy_rewrite_redirect_vars; | |
2569 pr->redirect = value[1]; | |
2570 pr->replacement.vars.lengths = vars_lengths->elts; | |
2571 pr->replacement.vars.values = vars_values->elts; | |
2572 | |
507 | 2573 return NGX_CONF_OK; |
2574 } | |
2575 | |
2576 | |
2577 static char * | |
1295
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2578 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
|
2579 { |
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2580 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
|
2581 |
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2582 ngx_str_t *value; |
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2583 ngx_http_script_compile_t sc; |
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2584 |
2894 | 2585 if (plcf->upstream.store != NGX_CONF_UNSET |
2586 || plcf->upstream.store_lengths) | |
1295
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2587 { |
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2588 return "is duplicate"; |
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2589 } |
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2590 |
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2591 value = cf->args->elts; |
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2592 |
2895
d65e58a8d3a4
report about proxy/fastcgi_store and proxy/fastcgi_cache incompatibility
Igor Sysoev <igor@sysoev.ru>
parents:
2894
diff
changeset
|
2593 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
|
2594 plcf->upstream.store = 0; |
1295
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2595 return NGX_CONF_OK; |
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2596 } |
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2597 |
2895
d65e58a8d3a4
report about proxy/fastcgi_store and proxy/fastcgi_cache incompatibility
Igor Sysoev <igor@sysoev.ru>
parents:
2894
diff
changeset
|
2598 #if (NGX_HTTP_CACHE) |
d65e58a8d3a4
report about proxy/fastcgi_store and proxy/fastcgi_cache incompatibility
Igor Sysoev <igor@sysoev.ru>
parents:
2894
diff
changeset
|
2599 |
d65e58a8d3a4
report about proxy/fastcgi_store and proxy/fastcgi_cache incompatibility
Igor Sysoev <igor@sysoev.ru>
parents:
2894
diff
changeset
|
2600 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
|
2601 && plcf->upstream.cache != NULL) |
d65e58a8d3a4
report about proxy/fastcgi_store and proxy/fastcgi_cache incompatibility
Igor Sysoev <igor@sysoev.ru>
parents:
2894
diff
changeset
|
2602 { |
d65e58a8d3a4
report about proxy/fastcgi_store and proxy/fastcgi_cache incompatibility
Igor Sysoev <igor@sysoev.ru>
parents:
2894
diff
changeset
|
2603 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
|
2604 } |
d65e58a8d3a4
report about proxy/fastcgi_store and proxy/fastcgi_cache incompatibility
Igor Sysoev <igor@sysoev.ru>
parents:
2894
diff
changeset
|
2605 |
d65e58a8d3a4
report about proxy/fastcgi_store and proxy/fastcgi_cache incompatibility
Igor Sysoev <igor@sysoev.ru>
parents:
2894
diff
changeset
|
2606 #endif |
d65e58a8d3a4
report about proxy/fastcgi_store and proxy/fastcgi_cache incompatibility
Igor Sysoev <igor@sysoev.ru>
parents:
2894
diff
changeset
|
2607 |
d65e58a8d3a4
report about proxy/fastcgi_store and proxy/fastcgi_cache incompatibility
Igor Sysoev <igor@sysoev.ru>
parents:
2894
diff
changeset
|
2608 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
|
2609 plcf->upstream.store = 1; |
1295
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2610 return NGX_CONF_OK; |
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2611 } |
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2612 |
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2613 /* include the terminating '\0' into script */ |
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2614 value[1].len++; |
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2615 |
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2616 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
|
2617 |
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2618 sc.cf = cf; |
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2619 sc.source = &value[1]; |
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2620 sc.lengths = &plcf->upstream.store_lengths; |
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2621 sc.values = &plcf->upstream.store_values; |
1563
022ec9420f80
style fix: remove double semicolons
Igor Sysoev <igor@sysoev.ru>
parents:
1488
diff
changeset
|
2622 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
|
2623 sc.complete_lengths = 1; |
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2624 sc.complete_values = 1; |
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2625 |
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2626 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
|
2627 return NGX_CONF_ERROR; |
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2628 } |
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2629 |
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2630 return NGX_CONF_OK; |
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2631 } |
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2632 |
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2633 |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2430
diff
changeset
|
2634 #if (NGX_HTTP_CACHE) |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2430
diff
changeset
|
2635 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2430
diff
changeset
|
2636 static char * |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2430
diff
changeset
|
2637 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
|
2638 { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2430
diff
changeset
|
2639 ngx_http_proxy_loc_conf_t *plcf = conf; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2430
diff
changeset
|
2640 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2430
diff
changeset
|
2641 ngx_str_t *value; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2430
diff
changeset
|
2642 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2430
diff
changeset
|
2643 value = cf->args->elts; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2430
diff
changeset
|
2644 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2430
diff
changeset
|
2645 if (plcf->upstream.cache != NGX_CONF_UNSET_PTR) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2430
diff
changeset
|
2646 return "is duplicate"; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2430
diff
changeset
|
2647 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2430
diff
changeset
|
2648 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2430
diff
changeset
|
2649 if (ngx_strcmp(value[1].data, "off") == 0) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2430
diff
changeset
|
2650 plcf->upstream.cache = NULL; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2430
diff
changeset
|
2651 return NGX_CONF_OK; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2430
diff
changeset
|
2652 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2430
diff
changeset
|
2653 |
2895
d65e58a8d3a4
report about proxy/fastcgi_store and proxy/fastcgi_cache incompatibility
Igor Sysoev <igor@sysoev.ru>
parents:
2894
diff
changeset
|
2654 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
|
2655 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
|
2656 } |
d65e58a8d3a4
report about proxy/fastcgi_store and proxy/fastcgi_cache incompatibility
Igor Sysoev <igor@sysoev.ru>
parents:
2894
diff
changeset
|
2657 |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2430
diff
changeset
|
2658 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
|
2659 &ngx_http_proxy_module); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2430
diff
changeset
|
2660 if (plcf->upstream.cache == NULL) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2430
diff
changeset
|
2661 return NGX_CONF_ERROR; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2430
diff
changeset
|
2662 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2430
diff
changeset
|
2663 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2430
diff
changeset
|
2664 return NGX_CONF_OK; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2430
diff
changeset
|
2665 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2430
diff
changeset
|
2666 |
2672 | 2667 |
2668 static char * | |
2669 ngx_http_proxy_cache_key(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) | |
2670 { | |
2671 ngx_http_proxy_loc_conf_t *plcf = conf; | |
2672 | |
2673 ngx_str_t *value; | |
2674 ngx_http_compile_complex_value_t ccv; | |
2675 | |
2676 value = cf->args->elts; | |
2677 | |
2678 if (plcf->cache_key.value.len) { | |
2679 return "is duplicate"; | |
2680 } | |
2681 | |
2682 ngx_memzero(&ccv, sizeof(ngx_http_compile_complex_value_t)); | |
2683 | |
2684 ccv.cf = cf; | |
2685 ccv.value = &value[1]; | |
2686 ccv.complex_value = &plcf->cache_key; | |
2687 | |
2688 if (ngx_http_compile_complex_value(&ccv) != NGX_OK) { | |
2689 return NGX_CONF_ERROR; | |
2690 } | |
2691 | |
2692 return NGX_CONF_OK; | |
2693 } | |
2694 | |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2430
diff
changeset
|
2695 #endif |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2430
diff
changeset
|
2696 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2430
diff
changeset
|
2697 |
1295
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2698 static char * |
507 | 2699 ngx_http_proxy_lowat_check(ngx_conf_t *cf, void *post, void *data) |
2700 { | |
2701 #if (NGX_FREEBSD) | |
2702 ssize_t *np = data; | |
2703 | |
673 | 2704 if ((u_long) *np >= ngx_freebsd_net_inet_tcp_sendspace) { |
507 | 2705 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
2706 "\"proxy_send_lowat\" must be less than %d " | |
2707 "(sysctl net.inet.tcp.sendspace)", | |
2708 ngx_freebsd_net_inet_tcp_sendspace); | |
2709 | |
2710 return NGX_CONF_ERROR; | |
2711 } | |
2712 | |
2713 #elif !(NGX_HAVE_SO_SNDLOWAT) | |
2714 ssize_t *np = data; | |
2715 | |
2716 ngx_conf_log_error(NGX_LOG_WARN, cf, 0, | |
2717 "\"proxy_send_lowat\" is not supported, ignored"); | |
2718 | |
2719 *np = 0; | |
2720 | |
2721 #endif | |
2722 | |
2723 return NGX_CONF_OK; | |
2724 } | |
884 | 2725 |
2726 | |
1658 | 2727 #if (NGX_HTTP_SSL) |
2728 | |
2729 static ngx_int_t | |
2730 ngx_http_proxy_set_ssl(ngx_conf_t *cf, ngx_http_proxy_loc_conf_t *plcf) | |
2731 { | |
2732 ngx_pool_cleanup_t *cln; | |
2733 | |
2734 plcf->upstream.ssl = ngx_pcalloc(cf->pool, sizeof(ngx_ssl_t)); | |
2735 if (plcf->upstream.ssl == NULL) { | |
2736 return NGX_ERROR; | |
2737 } | |
2738 | |
2739 plcf->upstream.ssl->log = cf->log; | |
2740 | |
2741 if (ngx_ssl_create(plcf->upstream.ssl, | |
2742 NGX_SSL_SSLv2|NGX_SSL_SSLv3|NGX_SSL_TLSv1, NULL) | |
2743 != NGX_OK) | |
2744 { | |
2745 return NGX_ERROR; | |
2746 } | |
2747 | |
2748 cln = ngx_pool_cleanup_add(cf->pool, 0); | |
2749 if (cln == NULL) { | |
2750 return NGX_ERROR; | |
2751 } | |
2752 | |
2753 cln->handler = ngx_ssl_cleanup_ctx; | |
2754 cln->data = plcf->upstream.ssl; | |
2755 | |
2756 return NGX_OK; | |
2757 } | |
2758 | |
2759 #endif | |
2760 | |
2761 | |
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2762 static void |
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2763 ngx_http_proxy_set_vars(ngx_url_t *u, ngx_http_proxy_vars_t *v) |
1658 | 2764 { |
2203
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2765 if (u->family != AF_UNIX) { |
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2766 |
1658 | 2767 if (u->no_port || u->port == u->default_port) { |
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2768 |
1658 | 2769 v->host_header = u->host; |
2770 | |
2771 if (u->default_port == 80) { | |
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2772 ngx_str_set(&v->port, "80"); |
1658 | 2773 |
2774 } else { | |
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2775 ngx_str_set(&v->port, "443"); |
1658 | 2776 } |
2777 | |
2778 } else { | |
1671
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2779 v->host_header.len = u->host.len + 1 + u->port_text.len; |
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2780 v->host_header.data = u->host.data; |
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2781 v->port = u->port_text; |
1658 | 2782 } |
2783 | |
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2784 v->key_start.len += v->host_header.len; |
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2785 |
1658 | 2786 } else { |
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2787 ngx_str_set(&v->host_header, "localhost"); |
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2788 ngx_str_null(&v->port); |
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2789 v->key_start.len += sizeof("unix:") - 1 + u->host.len + 1; |
1658 | 2790 } |
2791 | |
2792 v->uri = u->uri; | |
2793 } |