Mercurial > hg > nginx
annotate src/http/modules/ngx_http_proxy_module.c @ 3628:cf47471a9eda
make code more obviuos
author | Igor Sysoev <igor@sysoev.ru> |
---|---|
date | Tue, 15 Jun 2010 15:21:37 +0000 |
parents | 9061fdb2ed8c |
children | a2a3378824ba |
rev | line source |
---|---|
507 | 1 |
577 | 2 /* |
507 | 3 * Copyright (C) Igor Sysoev |
4 */ | |
5 | |
6 | |
7 #include <ngx_config.h> | |
8 #include <ngx_core.h> | |
9 #include <ngx_http.h> | |
10 | |
11 | |
509 | 12 typedef struct ngx_http_proxy_redirect_s ngx_http_proxy_redirect_t; |
13 | |
14 typedef ngx_int_t (*ngx_http_proxy_redirect_pt)(ngx_http_request_t *r, | |
15 ngx_table_elt_t *h, size_t prefix, ngx_http_proxy_redirect_t *pr); | |
507 | 16 |
509 | 17 struct ngx_http_proxy_redirect_s { |
651 | 18 ngx_http_proxy_redirect_pt handler; |
19 ngx_str_t redirect; | |
507 | 20 |
509 | 21 union { |
651 | 22 ngx_str_t text; |
509 | 23 |
24 struct { | |
651 | 25 void *lengths; |
26 void *values; | |
509 | 27 } vars; |
507 | 28 |
651 | 29 void *regex; |
509 | 30 } replacement; |
31 }; | |
32 | |
33 | |
34 typedef struct { | |
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35 ngx_str_t key_start; |
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36 ngx_str_t schema; |
1658 | 37 ngx_str_t host_header; |
38 ngx_str_t port; | |
39 ngx_str_t uri; | |
40 } ngx_http_proxy_vars_t; | |
41 | |
42 | |
43 typedef struct { | |
651 | 44 ngx_http_upstream_conf_t upstream; |
45 | |
46 ngx_array_t *flushes; | |
47 ngx_array_t *body_set_len; | |
48 ngx_array_t *body_set; | |
49 ngx_array_t *headers_set_len; | |
50 ngx_array_t *headers_set; | |
51 ngx_hash_t headers_set_hash; | |
52 | |
53 ngx_array_t *headers_source; | |
54 | |
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 | |
509 | 86 #define NGX_HTTP_PROXY_PARSE_NO_HEADER 20 |
507 | 87 |
88 | |
1658 | 89 static ngx_int_t ngx_http_proxy_eval(ngx_http_request_t *r, |
90 ngx_http_proxy_ctx_t *ctx, ngx_http_proxy_loc_conf_t *plcf); | |
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91 #if (NGX_HTTP_CACHE) |
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92 static ngx_int_t ngx_http_proxy_create_key(ngx_http_request_t *r); |
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93 #endif |
507 | 94 static ngx_int_t ngx_http_proxy_create_request(ngx_http_request_t *r); |
95 static ngx_int_t ngx_http_proxy_reinit_request(ngx_http_request_t *r); | |
509 | 96 static ngx_int_t ngx_http_proxy_process_status_line(ngx_http_request_t *r); |
507 | 97 static ngx_int_t ngx_http_proxy_process_header(ngx_http_request_t *r); |
98 static void ngx_http_proxy_abort_request(ngx_http_request_t *r); | |
99 static void ngx_http_proxy_finalize_request(ngx_http_request_t *r, | |
100 ngx_int_t rc); | |
101 | |
573 | 102 static ngx_int_t ngx_http_proxy_host_variable(ngx_http_request_t *r, |
103 ngx_http_variable_value_t *v, uintptr_t data); | |
104 static ngx_int_t ngx_http_proxy_port_variable(ngx_http_request_t *r, | |
105 ngx_http_variable_value_t *v, uintptr_t data); | |
106 static ngx_int_t | |
509 | 107 ngx_http_proxy_add_x_forwarded_for_variable(ngx_http_request_t *r, |
573 | 108 ngx_http_variable_value_t *v, uintptr_t data); |
577 | 109 static ngx_int_t |
110 ngx_http_proxy_internal_body_length_variable(ngx_http_request_t *r, | |
111 ngx_http_variable_value_t *v, uintptr_t data); | |
509 | 112 static ngx_int_t ngx_http_proxy_rewrite_redirect(ngx_http_request_t *r, |
113 ngx_table_elt_t *h, size_t prefix); | |
507 | 114 |
509 | 115 static ngx_int_t ngx_http_proxy_add_variables(ngx_conf_t *cf); |
507 | 116 static void *ngx_http_proxy_create_loc_conf(ngx_conf_t *cf); |
117 static char *ngx_http_proxy_merge_loc_conf(ngx_conf_t *cf, | |
118 void *parent, void *child); | |
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119 static ngx_int_t ngx_http_proxy_merge_headers(ngx_conf_t *cf, |
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120 ngx_http_proxy_loc_conf_t *conf, ngx_http_proxy_loc_conf_t *prev); |
507 | 121 |
122 static char *ngx_http_proxy_pass(ngx_conf_t *cf, ngx_command_t *cmd, | |
123 void *conf); | |
509 | 124 static char *ngx_http_proxy_redirect(ngx_conf_t *cf, ngx_command_t *cmd, |
125 void *conf); | |
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126 static char *ngx_http_proxy_store(ngx_conf_t *cf, ngx_command_t *cmd, |
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127 void *conf); |
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128 #if (NGX_HTTP_CACHE) |
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129 static char *ngx_http_proxy_cache(ngx_conf_t *cf, ngx_command_t *cmd, |
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130 void *conf); |
2672 | 131 static char *ngx_http_proxy_cache_key(ngx_conf_t *cf, ngx_command_t *cmd, |
132 void *conf); | |
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133 #endif |
507 | 134 |
135 static char *ngx_http_proxy_lowat_check(ngx_conf_t *cf, void *post, void *data); | |
136 | |
1658 | 137 #if (NGX_HTTP_SSL) |
138 static ngx_int_t ngx_http_proxy_set_ssl(ngx_conf_t *cf, | |
139 ngx_http_proxy_loc_conf_t *plcf); | |
140 #endif | |
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141 static void ngx_http_proxy_set_vars(ngx_url_t *u, ngx_http_proxy_vars_t *v); |
1658 | 142 |
509 | 143 |
507 | 144 static ngx_conf_post_t ngx_http_proxy_lowat_post = |
509 | 145 { ngx_http_proxy_lowat_check }; |
146 | |
507 | 147 |
148 static ngx_conf_bitmask_t ngx_http_proxy_next_upstream_masks[] = { | |
149 { ngx_string("error"), NGX_HTTP_UPSTREAM_FT_ERROR }, | |
150 { ngx_string("timeout"), NGX_HTTP_UPSTREAM_FT_TIMEOUT }, | |
151 { ngx_string("invalid_header"), NGX_HTTP_UPSTREAM_FT_INVALID_HEADER }, | |
152 { ngx_string("http_500"), NGX_HTTP_UPSTREAM_FT_HTTP_500 }, | |
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153 { ngx_string("http_502"), NGX_HTTP_UPSTREAM_FT_HTTP_502 }, |
623 | 154 { ngx_string("http_503"), NGX_HTTP_UPSTREAM_FT_HTTP_503 }, |
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155 { ngx_string("http_504"), NGX_HTTP_UPSTREAM_FT_HTTP_504 }, |
507 | 156 { ngx_string("http_404"), NGX_HTTP_UPSTREAM_FT_HTTP_404 }, |
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157 { ngx_string("updating"), NGX_HTTP_UPSTREAM_FT_UPDATING }, |
665 | 158 { ngx_string("off"), NGX_HTTP_UPSTREAM_FT_OFF }, |
507 | 159 { ngx_null_string, 0 } |
160 }; | |
161 | |
162 | |
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163 static ngx_conf_bitmask_t ngx_http_proxy_ignore_headers_masks[] = { |
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164 { ngx_string("X-Accel-Redirect"), NGX_HTTP_UPSTREAM_IGN_XA_REDIRECT }, |
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165 { ngx_string("X-Accel-Expires"), NGX_HTTP_UPSTREAM_IGN_XA_EXPIRES }, |
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166 { ngx_string("Expires"), NGX_HTTP_UPSTREAM_IGN_EXPIRES }, |
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167 { ngx_string("Cache-Control"), NGX_HTTP_UPSTREAM_IGN_CACHE_CONTROL }, |
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168 { ngx_null_string, 0 } |
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169 }; |
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170 |
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171 |
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172 ngx_module_t ngx_http_proxy_module; |
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173 |
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174 |
507 | 175 static ngx_command_t ngx_http_proxy_commands[] = { |
176 | |
177 { ngx_string("proxy_pass"), | |
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178 NGX_HTTP_LOC_CONF|NGX_HTTP_LIF_CONF|NGX_HTTP_LMT_CONF|NGX_CONF_TAKE1, |
507 | 179 ngx_http_proxy_pass, |
180 NGX_HTTP_LOC_CONF_OFFSET, | |
181 0, | |
182 NULL }, | |
183 | |
509 | 184 { ngx_string("proxy_redirect"), |
185 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE12, | |
186 ngx_http_proxy_redirect, | |
187 NGX_HTTP_LOC_CONF_OFFSET, | |
188 0, | |
189 NULL }, | |
190 | |
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191 { ngx_string("proxy_store"), |
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192 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, |
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193 ngx_http_proxy_store, |
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194 NGX_HTTP_LOC_CONF_OFFSET, |
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195 0, |
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196 NULL }, |
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197 |
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198 { ngx_string("proxy_store_access"), |
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199 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE123, |
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200 ngx_conf_set_access_slot, |
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201 NGX_HTTP_LOC_CONF_OFFSET, |
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202 offsetof(ngx_http_proxy_loc_conf_t, upstream.store_access), |
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203 NULL }, |
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204 |
581 | 205 { ngx_string("proxy_buffering"), |
206 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG, | |
207 ngx_conf_set_flag_slot, | |
208 NGX_HTTP_LOC_CONF_OFFSET, | |
209 offsetof(ngx_http_proxy_loc_conf_t, upstream.buffering), | |
210 NULL }, | |
211 | |
629 | 212 { ngx_string("proxy_ignore_client_abort"), |
213 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG, | |
214 ngx_conf_set_flag_slot, | |
215 NGX_HTTP_LOC_CONF_OFFSET, | |
216 offsetof(ngx_http_proxy_loc_conf_t, upstream.ignore_client_abort), | |
217 NULL }, | |
218 | |
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219 { ngx_string("proxy_bind"), |
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220 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, |
3399 | 221 ngx_http_upstream_bind_set_slot, |
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222 NGX_HTTP_LOC_CONF_OFFSET, |
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223 offsetof(ngx_http_proxy_loc_conf_t, upstream.local), |
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224 NULL }, |
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225 |
507 | 226 { ngx_string("proxy_connect_timeout"), |
227 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, | |
228 ngx_conf_set_msec_slot, | |
229 NGX_HTTP_LOC_CONF_OFFSET, | |
230 offsetof(ngx_http_proxy_loc_conf_t, upstream.connect_timeout), | |
231 NULL }, | |
232 | |
233 { ngx_string("proxy_send_timeout"), | |
234 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, | |
235 ngx_conf_set_msec_slot, | |
236 NGX_HTTP_LOC_CONF_OFFSET, | |
237 offsetof(ngx_http_proxy_loc_conf_t, upstream.send_timeout), | |
238 NULL }, | |
239 | |
240 { ngx_string("proxy_send_lowat"), | |
241 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, | |
242 ngx_conf_set_size_slot, | |
243 NGX_HTTP_LOC_CONF_OFFSET, | |
244 offsetof(ngx_http_proxy_loc_conf_t, upstream.send_lowat), | |
245 &ngx_http_proxy_lowat_post }, | |
246 | |
657 | 247 { ngx_string("proxy_intercept_errors"), |
248 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG, | |
249 ngx_conf_set_flag_slot, | |
250 NGX_HTTP_LOC_CONF_OFFSET, | |
251 offsetof(ngx_http_proxy_loc_conf_t, upstream.intercept_errors), | |
252 NULL }, | |
253 | |
509 | 254 { ngx_string("proxy_set_header"), |
255 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE2, | |
649 | 256 ngx_conf_set_keyval_slot, |
507 | 257 NGX_HTTP_LOC_CONF_OFFSET, |
509 | 258 offsetof(ngx_http_proxy_loc_conf_t, headers_source), |
507 | 259 NULL }, |
260 | |
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261 { ngx_string("proxy_headers_hash_max_size"), |
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262 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, |
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263 ngx_conf_set_num_slot, |
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264 NGX_HTTP_LOC_CONF_OFFSET, |
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265 offsetof(ngx_http_proxy_loc_conf_t, headers_hash_max_size), |
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266 NULL }, |
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267 |
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268 { ngx_string("proxy_headers_hash_bucket_size"), |
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269 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, |
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270 ngx_conf_set_num_slot, |
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271 NGX_HTTP_LOC_CONF_OFFSET, |
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272 offsetof(ngx_http_proxy_loc_conf_t, headers_hash_bucket_size), |
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273 NULL }, |
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274 |
577 | 275 { ngx_string("proxy_set_body"), |
276 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, | |
277 ngx_conf_set_str_slot, | |
278 NGX_HTTP_LOC_CONF_OFFSET, | |
279 offsetof(ngx_http_proxy_loc_conf_t, body_source), | |
280 NULL }, | |
281 | |
509 | 282 { ngx_string("proxy_method"), |
283 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, | |
561 | 284 ngx_conf_set_str_slot, |
509 | 285 NGX_HTTP_LOC_CONF_OFFSET, |
561 | 286 offsetof(ngx_http_proxy_loc_conf_t, method), |
287 NULL }, | |
509 | 288 |
289 { ngx_string("proxy_pass_request_headers"), | |
507 | 290 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG, |
291 ngx_conf_set_flag_slot, | |
292 NGX_HTTP_LOC_CONF_OFFSET, | |
509 | 293 offsetof(ngx_http_proxy_loc_conf_t, upstream.pass_request_headers), |
507 | 294 NULL }, |
295 | |
509 | 296 { ngx_string("proxy_pass_request_body"), |
507 | 297 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG, |
298 ngx_conf_set_flag_slot, | |
299 NGX_HTTP_LOC_CONF_OFFSET, | |
509 | 300 offsetof(ngx_http_proxy_loc_conf_t, upstream.pass_request_body), |
507 | 301 NULL }, |
302 | |
581 | 303 { ngx_string("proxy_buffer_size"), |
304 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, | |
305 ngx_conf_set_size_slot, | |
306 NGX_HTTP_LOC_CONF_OFFSET, | |
307 offsetof(ngx_http_proxy_loc_conf_t, upstream.buffer_size), | |
308 NULL }, | |
309 | |
507 | 310 { ngx_string("proxy_read_timeout"), |
311 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, | |
312 ngx_conf_set_msec_slot, | |
313 NGX_HTTP_LOC_CONF_OFFSET, | |
314 offsetof(ngx_http_proxy_loc_conf_t, upstream.read_timeout), | |
315 NULL }, | |
316 | |
317 { ngx_string("proxy_buffers"), | |
318 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE2, | |
319 ngx_conf_set_bufs_slot, | |
320 NGX_HTTP_LOC_CONF_OFFSET, | |
321 offsetof(ngx_http_proxy_loc_conf_t, upstream.bufs), | |
322 NULL }, | |
323 | |
324 { ngx_string("proxy_busy_buffers_size"), | |
325 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, | |
326 ngx_conf_set_size_slot, | |
327 NGX_HTTP_LOC_CONF_OFFSET, | |
529 | 328 offsetof(ngx_http_proxy_loc_conf_t, upstream.busy_buffers_size_conf), |
507 | 329 NULL }, |
330 | |
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331 #if (NGX_HTTP_CACHE) |
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332 |
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333 { ngx_string("proxy_cache"), |
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334 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG, |
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335 ngx_http_proxy_cache, |
2597 | 336 NGX_HTTP_LOC_CONF_OFFSET, |
2596 | 337 0, |
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338 NULL }, |
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339 |
2672 | 340 { ngx_string("proxy_cache_key"), |
341 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG, | |
342 ngx_http_proxy_cache_key, | |
343 NGX_HTTP_LOC_CONF_OFFSET, | |
344 0, | |
345 NULL }, | |
346 | |
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347 { ngx_string("proxy_cache_path"), |
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348 NGX_HTTP_MAIN_CONF|NGX_CONF_2MORE, |
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349 ngx_http_file_cache_set_slot, |
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350 0, |
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351 0, |
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352 &ngx_http_proxy_module }, |
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353 |
3526
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354 { ngx_string("proxy_no_cache"), |
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355 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_1MORE, |
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356 ngx_http_no_cache_set_slot, |
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357 NGX_HTTP_LOC_CONF_OFFSET, |
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358 offsetof(ngx_http_proxy_loc_conf_t, upstream.no_cache), |
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359 NULL }, |
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360 |
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361 { ngx_string("proxy_cache_valid"), |
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362 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_1MORE, |
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363 ngx_http_file_cache_valid_set_slot, |
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364 NGX_HTTP_LOC_CONF_OFFSET, |
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365 offsetof(ngx_http_proxy_loc_conf_t, upstream.cache_valid), |
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366 NULL }, |
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367 |
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368 { ngx_string("proxy_cache_min_uses"), |
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369 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, |
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370 ngx_conf_set_num_slot, |
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371 NGX_HTTP_LOC_CONF_OFFSET, |
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372 offsetof(ngx_http_proxy_loc_conf_t, upstream.cache_min_uses), |
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373 NULL }, |
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374 |
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375 { ngx_string("proxy_cache_use_stale"), |
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376 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_1MORE, |
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377 ngx_conf_set_bitmask_slot, |
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378 NGX_HTTP_LOC_CONF_OFFSET, |
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379 offsetof(ngx_http_proxy_loc_conf_t, upstream.cache_use_stale), |
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380 &ngx_http_proxy_next_upstream_masks }, |
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381 |
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382 { ngx_string("proxy_cache_methods"), |
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383 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_1MORE, |
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384 ngx_conf_set_bitmask_slot, |
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385 NGX_HTTP_LOC_CONF_OFFSET, |
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386 offsetof(ngx_http_proxy_loc_conf_t, upstream.cache_methods), |
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387 &ngx_http_upstream_cache_method_mask }, |
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388 |
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389 #endif |
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390 |
507 | 391 { ngx_string("proxy_temp_path"), |
392 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1234, | |
393 ngx_conf_set_path_slot, | |
394 NGX_HTTP_LOC_CONF_OFFSET, | |
395 offsetof(ngx_http_proxy_loc_conf_t, upstream.temp_path), | |
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396 NULL }, |
507 | 397 |
398 { ngx_string("proxy_max_temp_file_size"), | |
399 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, | |
400 ngx_conf_set_size_slot, | |
401 NGX_HTTP_LOC_CONF_OFFSET, | |
529 | 402 offsetof(ngx_http_proxy_loc_conf_t, upstream.max_temp_file_size_conf), |
507 | 403 NULL }, |
404 | |
405 { ngx_string("proxy_temp_file_write_size"), | |
406 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, | |
407 ngx_conf_set_size_slot, | |
408 NGX_HTTP_LOC_CONF_OFFSET, | |
529 | 409 offsetof(ngx_http_proxy_loc_conf_t, upstream.temp_file_write_size_conf), |
507 | 410 NULL }, |
411 | |
412 { ngx_string("proxy_next_upstream"), | |
547 | 413 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_1MORE, |
507 | 414 ngx_conf_set_bitmask_slot, |
415 NGX_HTTP_LOC_CONF_OFFSET, | |
416 offsetof(ngx_http_proxy_loc_conf_t, upstream.next_upstream), | |
417 &ngx_http_proxy_next_upstream_masks }, | |
418 | |
649 | 419 { ngx_string("proxy_pass_header"), |
507 | 420 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG, |
649 | 421 ngx_conf_set_str_array_slot, |
507 | 422 NGX_HTTP_LOC_CONF_OFFSET, |
649 | 423 offsetof(ngx_http_proxy_loc_conf_t, upstream.pass_headers), |
507 | 424 NULL }, |
425 | |
649 | 426 { ngx_string("proxy_hide_header"), |
507 | 427 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG, |
649 | 428 ngx_conf_set_str_array_slot, |
507 | 429 NGX_HTTP_LOC_CONF_OFFSET, |
649 | 430 offsetof(ngx_http_proxy_loc_conf_t, upstream.hide_headers), |
507 | 431 NULL }, |
432 | |
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433 { ngx_string("proxy_ignore_headers"), |
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434 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_1MORE, |
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435 ngx_conf_set_bitmask_slot, |
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436 NGX_HTTP_LOC_CONF_OFFSET, |
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437 offsetof(ngx_http_proxy_loc_conf_t, upstream.ignore_headers), |
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438 &ngx_http_proxy_ignore_headers_masks }, |
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439 |
2184 | 440 #if (NGX_HTTP_SSL) |
441 | |
442 { ngx_string("proxy_ssl_session_reuse"), | |
443 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG, | |
444 ngx_conf_set_flag_slot, | |
445 NGX_HTTP_LOC_CONF_OFFSET, | |
446 offsetof(ngx_http_proxy_loc_conf_t, upstream.ssl_session_reuse), | |
447 NULL }, | |
448 | |
449 #endif | |
450 | |
507 | 451 ngx_null_command |
452 }; | |
453 | |
454 | |
667 | 455 static ngx_http_module_t ngx_http_proxy_module_ctx = { |
509 | 456 ngx_http_proxy_add_variables, /* preconfiguration */ |
457 NULL, /* postconfiguration */ | |
507 | 458 |
459 NULL, /* create main configuration */ | |
460 NULL, /* init main configuration */ | |
461 | |
462 NULL, /* create server configuration */ | |
463 NULL, /* merge server configuration */ | |
464 | |
465 ngx_http_proxy_create_loc_conf, /* create location configration */ | |
466 ngx_http_proxy_merge_loc_conf /* merge location configration */ | |
467 }; | |
468 | |
469 | |
470 ngx_module_t ngx_http_proxy_module = { | |
509 | 471 NGX_MODULE_V1, |
507 | 472 &ngx_http_proxy_module_ctx, /* module context */ |
473 ngx_http_proxy_commands, /* module directives */ | |
474 NGX_HTTP_MODULE, /* module type */ | |
541 | 475 NULL, /* init master */ |
509 | 476 NULL, /* init module */ |
541 | 477 NULL, /* init process */ |
478 NULL, /* init thread */ | |
479 NULL, /* exit thread */ | |
480 NULL, /* exit process */ | |
481 NULL, /* exit master */ | |
482 NGX_MODULE_V1_PADDING | |
507 | 483 }; |
484 | |
485 | |
486 static char ngx_http_proxy_version[] = " HTTP/1.0" CRLF; | |
487 | |
509 | 488 |
649 | 489 static ngx_keyval_t ngx_http_proxy_headers[] = { |
490 { ngx_string("Host"), ngx_string("$proxy_host") }, | |
491 { ngx_string("Connection"), ngx_string("close") }, | |
492 { ngx_string("Keep-Alive"), ngx_string("") }, | |
2067 | 493 { ngx_string("Expect"), ngx_string("") }, |
649 | 494 { ngx_null_string, ngx_null_string } |
495 }; | |
496 | |
497 | |
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498 static ngx_str_t ngx_http_proxy_hide_headers[] = { |
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499 ngx_string("Date"), |
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500 ngx_string("Server"), |
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501 ngx_string("X-Pad"), |
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502 ngx_string("X-Accel-Expires"), |
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503 ngx_string("X-Accel-Redirect"), |
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504 ngx_string("X-Accel-Limit-Rate"), |
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505 ngx_string("X-Accel-Buffering"), |
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506 ngx_string("X-Accel-Charset"), |
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507 ngx_null_string |
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508 }; |
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509 |
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510 |
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511 #if (NGX_HTTP_CACHE) |
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512 |
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513 static ngx_keyval_t ngx_http_proxy_cache_headers[] = { |
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514 { ngx_string("Host"), ngx_string("$proxy_host") }, |
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515 { ngx_string("Connection"), ngx_string("close") }, |
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516 { ngx_string("Keep-Alive"), ngx_string("") }, |
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517 { ngx_string("Expect"), ngx_string("") }, |
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518 { ngx_string("If-Modified-Since"), ngx_string("") }, |
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519 { ngx_string("If-Unmodified-Since"), ngx_string("") }, |
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520 { ngx_string("If-None-Match"), ngx_string("") }, |
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521 { ngx_string("If-Match"), ngx_string("") }, |
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522 { ngx_string("Range"), ngx_string("") }, |
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523 { ngx_string("If-Range"), ngx_string("") }, |
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524 { ngx_null_string, ngx_null_string } |
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525 }; |
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526 |
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527 |
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528 static ngx_str_t ngx_http_proxy_hide_cache_headers[] = { |
649 | 529 ngx_string("Date"), |
530 ngx_string("Server"), | |
531 ngx_string("X-Pad"), | |
532 ngx_string("X-Accel-Expires"), | |
533 ngx_string("X-Accel-Redirect"), | |
534 ngx_string("X-Accel-Limit-Rate"), | |
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535 ngx_string("X-Accel-Buffering"), |
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536 ngx_string("X-Accel-Charset"), |
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537 ngx_string("Set-Cookie"), |
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538 ngx_string("P3P"), |
649 | 539 ngx_null_string |
509 | 540 }; |
541 | |
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542 #endif |
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543 |
509 | 544 |
545 static ngx_http_variable_t ngx_http_proxy_vars[] = { | |
546 | |
637 | 547 { ngx_string("proxy_host"), NULL, ngx_http_proxy_host_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_port"), NULL, ngx_http_proxy_port_variable, 0, |
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551 NGX_HTTP_VAR_CHANGEABLE|NGX_HTTP_VAR_NOCACHEABLE|NGX_HTTP_VAR_NOHASH, 0 }, |
509 | 552 |
637 | 553 { ngx_string("proxy_add_x_forwarded_for"), NULL, |
583 | 554 ngx_http_proxy_add_x_forwarded_for_variable, 0, NGX_HTTP_VAR_NOHASH, 0 }, |
509 | 555 |
556 #if 0 | |
637 | 557 { ngx_string("proxy_add_via"), NULL, NULL, 0, NGX_HTTP_VAR_NOHASH, 0 }, |
509 | 558 #endif |
559 | |
637 | 560 { ngx_string("proxy_internal_body_length"), NULL, |
583 | 561 ngx_http_proxy_internal_body_length_variable, 0, NGX_HTTP_VAR_NOHASH, 0 }, |
577 | 562 |
637 | 563 { ngx_null_string, NULL, NULL, 0, 0, 0 } |
509 | 564 }; |
507 | 565 |
566 | |
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567 static ngx_path_init_t ngx_http_proxy_temp_path = { |
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568 ngx_string(NGX_HTTP_PROXY_TEMP_PATH), { 1, 2, 0 } |
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569 }; |
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570 |
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571 |
507 | 572 static ngx_int_t |
573 ngx_http_proxy_handler(ngx_http_request_t *r) | |
577 | 574 { |
507 | 575 ngx_int_t rc; |
576 ngx_http_upstream_t *u; | |
1658 | 577 ngx_http_proxy_ctx_t *ctx; |
507 | 578 ngx_http_proxy_loc_conf_t *plcf; |
577 | 579 |
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580 if (ngx_http_upstream_create(r) != NGX_OK) { |
507 | 581 return NGX_HTTP_INTERNAL_SERVER_ERROR; |
582 } | |
577 | 583 |
1658 | 584 ctx = ngx_pcalloc(r->pool, sizeof(ngx_http_proxy_ctx_t)); |
585 if (ctx == NULL) { | |
586 return NGX_ERROR; | |
587 } | |
588 | |
589 ngx_http_set_ctx(r, ctx, ngx_http_proxy_module); | |
590 | |
591 plcf = ngx_http_get_module_loc_conf(r, ngx_http_proxy_module); | |
592 | |
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593 u = r->upstream; |
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594 |
1658 | 595 if (plcf->proxy_lengths == 0) { |
596 ctx->vars = plcf->vars; | |
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597 u->schema = plcf->vars.schema; |
1658 | 598 #if (NGX_HTTP_SSL) |
599 u->ssl = (plcf->upstream.ssl != NULL); | |
600 #endif | |
601 | |
602 } else { | |
603 if (ngx_http_proxy_eval(r, ctx, plcf) != NGX_OK) { | |
604 return NGX_HTTP_INTERNAL_SERVER_ERROR; | |
605 } | |
606 } | |
607 | |
507 | 608 u->output.tag = (ngx_buf_tag_t) &ngx_http_proxy_module; |
609 | |
610 u->conf = &plcf->upstream; | |
611 | |
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612 #if (NGX_HTTP_CACHE) |
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613 u->create_key = ngx_http_proxy_create_key; |
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614 #endif |
507 | 615 u->create_request = ngx_http_proxy_create_request; |
616 u->reinit_request = ngx_http_proxy_reinit_request; | |
509 | 617 u->process_header = ngx_http_proxy_process_status_line; |
507 | 618 u->abort_request = ngx_http_proxy_abort_request; |
619 u->finalize_request = ngx_http_proxy_finalize_request; | |
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620 r->state = 0; |
507 | 621 |
509 | 622 if (plcf->redirects) { |
623 u->rewrite_redirect = ngx_http_proxy_rewrite_redirect; | |
624 } | |
625 | |
649 | 626 u->buffering = plcf->upstream.buffering; |
627 | |
628 u->pipe = ngx_pcalloc(r->pool, sizeof(ngx_event_pipe_t)); | |
629 if (u->pipe == NULL) { | |
630 return NGX_HTTP_INTERNAL_SERVER_ERROR; | |
581 | 631 } |
507 | 632 |
649 | 633 u->pipe->input_filter = ngx_event_pipe_copy_input_filter; |
634 | |
509 | 635 u->accel = 1; |
577 | 636 |
507 | 637 rc = ngx_http_read_client_request_body(r, ngx_http_upstream_init); |
638 | |
639 if (rc >= NGX_HTTP_SPECIAL_RESPONSE) { | |
640 return rc; | |
641 } | |
642 | |
643 return NGX_DONE; | |
644 } | |
645 | |
646 | |
647 static ngx_int_t | |
1658 | 648 ngx_http_proxy_eval(ngx_http_request_t *r, ngx_http_proxy_ctx_t *ctx, |
649 ngx_http_proxy_loc_conf_t *plcf) | |
650 { | |
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651 u_char *p; |
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652 size_t add; |
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653 u_short port; |
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654 ngx_str_t proxy; |
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655 ngx_url_t url; |
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656 ngx_http_upstream_t *u; |
1658 | 657 |
658 if (ngx_http_script_run(r, &proxy, plcf->proxy_lengths->elts, 0, | |
659 plcf->proxy_values->elts) | |
660 == NULL) | |
661 { | |
662 return NGX_ERROR; | |
663 } | |
664 | |
665 if (ngx_strncasecmp(proxy.data, (u_char *) "http://", 7) == 0) { | |
666 | |
667 add = 7; | |
668 port = 80; | |
669 | |
670 #if (NGX_HTTP_SSL) | |
671 | |
672 } else if (ngx_strncasecmp(proxy.data, (u_char *) "https://", 8) == 0) { | |
673 | |
674 add = 8; | |
675 port = 443; | |
676 r->upstream->ssl = 1; | |
677 | |
678 #endif | |
679 | |
680 } else { | |
681 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, | |
682 "invalid URL prefix in \"%V\"", &proxy); | |
683 return NGX_ERROR; | |
684 } | |
685 | |
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686 u = r->upstream; |
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687 |
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688 u->schema.len = add; |
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689 u->schema.data = proxy.data; |
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690 |
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691 ngx_memzero(&url, sizeof(ngx_url_t)); |
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692 |
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693 url.url.len = proxy.len - add; |
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694 url.url.data = proxy.data + add; |
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695 url.default_port = port; |
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696 url.uri_part = 1; |
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697 url.no_resolve = 1; |
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698 |
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699 if (ngx_parse_url(r->pool, &url) != NGX_OK) { |
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700 if (url.err) { |
1658 | 701 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, |
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702 "%s in upstream \"%V\"", url.err, &url.url); |
1658 | 703 } |
704 | |
705 return NGX_ERROR; | |
706 } | |
707 | |
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708 if (url.uri.len) { |
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709 if (url.uri.data[0] == '?') { |
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710 p = ngx_pnalloc(r->pool, url.uri.len + 1); |
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711 if (p == NULL) { |
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712 return NGX_ERROR; |
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713 } |
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714 |
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715 *p++ = '/'; |
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716 ngx_memcpy(p, url.uri.data, url.uri.len); |
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717 |
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718 url.uri.len++; |
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719 url.uri.data = p - 1; |
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720 } |
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721 |
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722 } else { |
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723 url.uri = r->unparsed_uri; |
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724 } |
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725 |
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726 ctx->vars.key_start = u->schema; |
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727 |
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728 ngx_http_proxy_set_vars(&url, &ctx->vars); |
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729 |
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730 u->resolved = ngx_pcalloc(r->pool, sizeof(ngx_http_upstream_resolved_t)); |
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731 if (u->resolved == NULL) { |
1658 | 732 return NGX_ERROR; |
733 } | |
734 | |
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735 if (url.addrs && url.addrs[0].sockaddr) { |
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736 u->resolved->sockaddr = url.addrs[0].sockaddr; |
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737 u->resolved->socklen = url.addrs[0].socklen; |
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738 u->resolved->naddrs = 1; |
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739 u->resolved->host = url.addrs[0].name; |
2422
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740 |
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741 } else { |
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742 u->resolved->host = url.host; |
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743 u->resolved->port = (in_port_t) (url.no_port ? port : url.port); |
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744 u->resolved->no_port = url.no_port; |
2422
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745 } |
1658 | 746 |
747 return NGX_OK; | |
748 } | |
749 | |
750 | |
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751 #if (NGX_HTTP_CACHE) |
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752 |
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753 static ngx_int_t |
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754 ngx_http_proxy_create_key(ngx_http_request_t *r) |
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755 { |
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756 size_t len, loc_len; |
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757 u_char *p; |
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758 uintptr_t escape; |
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759 ngx_str_t *key; |
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760 ngx_http_upstream_t *u; |
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761 ngx_http_proxy_ctx_t *ctx; |
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762 ngx_http_proxy_loc_conf_t *plcf; |
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763 |
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764 u = r->upstream; |
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765 |
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766 plcf = ngx_http_get_module_loc_conf(r, ngx_http_proxy_module); |
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767 |
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768 ctx = ngx_http_get_module_ctx(r, ngx_http_proxy_module); |
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769 |
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770 key = ngx_array_push(&r->cache->keys); |
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771 if (key == NULL) { |
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772 return NGX_ERROR; |
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773 } |
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774 |
2672 | 775 if (plcf->cache_key.value.len) { |
776 | |
777 if (ngx_http_complex_value(r, &plcf->cache_key, key) != NGX_OK) { | |
778 return NGX_ERROR; | |
779 } | |
780 | |
781 return NGX_OK; | |
782 } | |
783 | |
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784 *key = ctx->vars.key_start; |
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785 |
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786 key = ngx_array_push(&r->cache->keys); |
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787 if (key == NULL) { |
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788 return NGX_ERROR; |
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789 } |
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790 |
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791 if (plcf->proxy_lengths) { |
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792 |
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793 *key = ctx->vars.uri; |
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794 u->uri = ctx->vars.uri; |
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795 |
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796 return NGX_OK; |
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797 |
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798 } else if (ctx->vars.uri.len == 0 && r->valid_unparsed_uri && r == r->main) |
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799 { |
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800 *key = r->unparsed_uri; |
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801 u->uri = r->unparsed_uri; |
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802 |
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803 return NGX_OK; |
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804 } |
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805 |
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806 loc_len = (r->valid_location && ctx->vars.uri.len) ? plcf->location.len : 0; |
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807 |
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808 if (r->quoted_uri || r->internal) { |
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809 escape = 2 * ngx_escape_uri(NULL, r->uri.data + loc_len, |
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810 r->uri.len - loc_len, NGX_ESCAPE_URI); |
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811 } else { |
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812 escape = 0; |
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|
813 } |
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814 |
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815 len = ctx->vars.uri.len + r->uri.len - loc_len + escape |
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816 + sizeof("?") - 1 + r->args.len; |
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817 |
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818 p = ngx_pnalloc(r->pool, len); |
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819 if (p == NULL) { |
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820 return NGX_ERROR; |
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821 } |
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822 |
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823 key->data = p; |
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824 |
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825 if (r->valid_location) { |
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826 p = ngx_copy(p, ctx->vars.uri.data, ctx->vars.uri.len); |
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827 } |
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828 |
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829 if (escape) { |
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830 ngx_escape_uri(p, r->uri.data + loc_len, |
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831 r->uri.len - loc_len, NGX_ESCAPE_URI); |
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832 p += r->uri.len - loc_len + escape; |
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833 |
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834 } else { |
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835 p = ngx_copy(p, r->uri.data + loc_len, r->uri.len - loc_len); |
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836 } |
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837 |
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838 if (r->args.len > 0) { |
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839 *p++ = '?'; |
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840 p = ngx_copy(p, r->args.data, r->args.len); |
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841 } |
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842 |
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843 key->len = p - key->data; |
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844 u->uri = *key; |
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845 |
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846 return NGX_OK; |
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847 } |
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|
848 |
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849 #endif |
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850 |
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851 |
1658 | 852 static ngx_int_t |
507 | 853 ngx_http_proxy_create_request(ngx_http_request_t *r) |
854 { | |
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855 size_t len, uri_len, loc_len, body_len; |
509 | 856 uintptr_t escape; |
857 ngx_buf_t *b; | |
649 | 858 ngx_str_t method; |
859 ngx_uint_t i, unparsed_uri; | |
509 | 860 ngx_chain_t *cl, *body; |
861 ngx_list_part_t *part; | |
862 ngx_table_elt_t *header; | |
863 ngx_http_upstream_t *u; | |
1658 | 864 ngx_http_proxy_ctx_t *ctx; |
509 | 865 ngx_http_script_code_pt code; |
866 ngx_http_script_engine_t e, le; | |
867 ngx_http_proxy_loc_conf_t *plcf; | |
868 ngx_http_script_len_code_pt lcode; | |
507 | 869 |
870 u = r->upstream; | |
871 | |
872 plcf = ngx_http_get_module_loc_conf(r, ngx_http_proxy_module); | |
873 | |
561 | 874 if (u->method.len) { |
875 /* HEAD was changed to GET to cache response */ | |
876 method = u->method; | |
877 method.len++; | |
878 | |
879 } else if (plcf->method.len) { | |
880 method = plcf->method; | |
881 | |
507 | 882 } else { |
561 | 883 method = r->method_name; |
884 method.len++; | |
507 | 885 } |
886 | |
1667 | 887 len = method.len + sizeof(ngx_http_proxy_version) - 1 + sizeof(CRLF) - 1; |
888 | |
507 | 889 escape = 0; |
1658 | 890 loc_len = 0; |
891 unparsed_uri = 0; | |
892 | |
893 ctx = ngx_http_get_module_ctx(r, ngx_http_proxy_module); | |
894 | |
895 if (plcf->proxy_lengths) { | |
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896 uri_len = ctx->vars.uri.len; |
1658 | 897 |
898 } else if (ctx->vars.uri.len == 0 && r->valid_unparsed_uri && r == r->main) | |
899 { | |
609 | 900 unparsed_uri = 1; |
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901 uri_len = r->unparsed_uri.len; |
507 | 902 |
903 } else { | |
1658 | 904 loc_len = (r->valid_location && ctx->vars.uri.len) ? |
905 plcf->location.len : 0; | |
906 | |
3615 | 907 if (r->quoted_uri || r->space_in_uri || r->internal) { |
509 | 908 escape = 2 * ngx_escape_uri(NULL, r->uri.data + loc_len, |
909 r->uri.len - loc_len, NGX_ESCAPE_URI); | |
507 | 910 } |
911 | |
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912 uri_len = ctx->vars.uri.len + r->uri.len - loc_len + escape |
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913 + sizeof("?") - 1 + r->args.len; |
507 | 914 } |
915 | |
2592
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916 if (uri_len == 0) { |
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917 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, |
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918 "zero length URI to proxy"); |
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919 return NGX_ERROR; |
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920 } |
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921 |
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922 len += uri_len; |
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923 |
1565 | 924 ngx_http_script_flush_no_cacheable_variables(r, plcf->flushes); |
573 | 925 |
577 | 926 if (plcf->body_set_len) { |
927 le.ip = plcf->body_set_len->elts; | |
928 le.request = r; | |
929 le.flushed = 1; | |
930 body_len = 0; | |
931 | |
932 while (*(uintptr_t *) le.ip) { | |
933 lcode = *(ngx_http_script_len_code_pt *) le.ip; | |
934 body_len += lcode(&le); | |
935 } | |
936 | |
1658 | 937 ctx->internal_body_length = body_len; |
577 | 938 len += body_len; |
939 } | |
940 | |
509 | 941 le.ip = plcf->headers_set_len->elts; |
942 le.request = r; | |
573 | 943 le.flushed = 1; |
507 | 944 |
509 | 945 while (*(uintptr_t *) le.ip) { |
946 while (*(uintptr_t *) le.ip) { | |
947 lcode = *(ngx_http_script_len_code_pt *) le.ip; | |
948 len += lcode(&le); | |
949 } | |
950 le.ip += sizeof(uintptr_t); | |
507 | 951 } |
952 | |
953 | |
509 | 954 if (plcf->upstream.pass_request_headers) { |
955 part = &r->headers_in.headers.part; | |
956 header = part->elts; | |
957 | |
958 for (i = 0; /* void */; i++) { | |
507 | 959 |
509 | 960 if (i >= part->nelts) { |
961 if (part->next == NULL) { | |
962 break; | |
963 } | |
964 | |
965 part = part->next; | |
966 header = part->elts; | |
577 | 967 i = 0; |
507 | 968 } |
969 | |
649 | 970 if (ngx_hash_find(&plcf->headers_set_hash, header[i].hash, |
971 header[i].lowcase_key, header[i].key.len)) | |
509 | 972 { |
973 continue; | |
974 } | |
975 | |
976 len += header[i].key.len + sizeof(": ") - 1 | |
977 + header[i].value.len + sizeof(CRLF) - 1; | |
507 | 978 } |
509 | 979 } |
507 | 980 |
981 | |
982 b = ngx_create_temp_buf(r->pool, len); | |
983 if (b == NULL) { | |
984 return NGX_ERROR; | |
985 } | |
986 | |
987 cl = ngx_alloc_chain_link(r->pool); | |
988 if (cl == NULL) { | |
989 return NGX_ERROR; | |
990 } | |
991 | |
992 cl->buf = b; | |
993 | |
994 | |
995 /* the request line */ | |
996 | |
573 | 997 b->last = ngx_copy(b->last, method.data, method.len); |
507 | 998 |
555 | 999 u->uri.data = b->last; |
1000 | |
1658 | 1001 if (plcf->proxy_lengths) { |
1002 b->last = ngx_copy(b->last, ctx->vars.uri.data, ctx->vars.uri.len); | |
1003 | |
1004 } else if (unparsed_uri) { | |
573 | 1005 b->last = ngx_copy(b->last, r->unparsed_uri.data, r->unparsed_uri.len); |
1006 | |
507 | 1007 } else { |
555 | 1008 if (r->valid_location) { |
1658 | 1009 b->last = ngx_copy(b->last, ctx->vars.uri.data, ctx->vars.uri.len); |
555 | 1010 } |
551 | 1011 |
507 | 1012 if (escape) { |
509 | 1013 ngx_escape_uri(b->last, r->uri.data + loc_len, |
1014 r->uri.len - loc_len, NGX_ESCAPE_URI); | |
1015 b->last += r->uri.len - loc_len + escape; | |
507 | 1016 |
577 | 1017 } else { |
573 | 1018 b->last = ngx_copy(b->last, r->uri.data + loc_len, |
1019 r->uri.len - loc_len); | |
507 | 1020 } |
1021 | |
1022 if (r->args.len > 0) { | |
1023 *b->last++ = '?'; | |
573 | 1024 b->last = ngx_copy(b->last, r->args.data, r->args.len); |
507 | 1025 } |
1026 } | |
1027 | |
555 | 1028 u->uri.len = b->last - u->uri.data; |
1029 | |
507 | 1030 b->last = ngx_cpymem(b->last, ngx_http_proxy_version, |
1031 sizeof(ngx_http_proxy_version) - 1); | |
1032 | |
577 | 1033 ngx_memzero(&e, sizeof(ngx_http_script_engine_t)); |
507 | 1034 |
1035 e.ip = plcf->headers_set->elts; | |
1036 e.pos = b->last; | |
509 | 1037 e.request = r; |
573 | 1038 e.flushed = 1; |
507 | 1039 |
509 | 1040 le.ip = plcf->headers_set_len->elts; |
1041 | |
1042 while (*(uintptr_t *) le.ip) { | |
1043 lcode = *(ngx_http_script_len_code_pt *) le.ip; | |
515 | 1044 |
1045 /* skip the header line name length */ | |
1046 (void) lcode(&le); | |
509 | 1047 |
1048 if (*(ngx_http_script_len_code_pt *) le.ip) { | |
1049 | |
1050 for (len = 0; *(uintptr_t *) le.ip; len += lcode(&le)) { | |
1051 lcode = *(ngx_http_script_len_code_pt *) le.ip; | |
1052 } | |
1053 | |
1054 e.skip = (len == sizeof(CRLF) - 1) ? 1 : 0; | |
1055 | |
1056 } else { | |
1057 e.skip = 0; | |
1058 } | |
1059 | |
1060 le.ip += sizeof(uintptr_t); | |
1061 | |
1062 while (*(uintptr_t *) e.ip) { | |
1063 code = *(ngx_http_script_code_pt *) e.ip; | |
1064 code((ngx_http_script_engine_t *) &e); | |
577 | 1065 } |
509 | 1066 e.ip += sizeof(uintptr_t); |
507 | 1067 } |
1068 | |
1069 b->last = e.pos; | |
1070 | |
1071 | |
509 | 1072 if (plcf->upstream.pass_request_headers) { |
1073 part = &r->headers_in.headers.part; | |
1074 header = part->elts; | |
577 | 1075 |
509 | 1076 for (i = 0; /* void */; i++) { |
507 | 1077 |
509 | 1078 if (i >= part->nelts) { |
1079 if (part->next == NULL) { | |
1080 break; | |
1081 } | |
1082 | |
1083 part = part->next; | |
1084 header = part->elts; | |
577 | 1085 i = 0; |
507 | 1086 } |
1087 | |
649 | 1088 if (ngx_hash_find(&plcf->headers_set_hash, header[i].hash, |
1089 header[i].lowcase_key, header[i].key.len)) | |
509 | 1090 { |
1091 continue; | |
1092 } | |
507 | 1093 |
573 | 1094 b->last = ngx_copy(b->last, header[i].key.data, header[i].key.len); |
507 | 1095 |
509 | 1096 *b->last++ = ':'; *b->last++ = ' '; |
507 | 1097 |
573 | 1098 b->last = ngx_copy(b->last, header[i].value.data, |
1099 header[i].value.len); | |
507 | 1100 |
509 | 1101 *b->last++ = CR; *b->last++ = LF; |
507 | 1102 |
509 | 1103 ngx_log_debug2(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
1104 "http proxy header: \"%V: %V\"", | |
1105 &header[i].key, &header[i].value); | |
1106 } | |
507 | 1107 } |
1108 | |
577 | 1109 |
507 | 1110 /* add "\r\n" at the header end */ |
1111 *b->last++ = CR; *b->last++ = LF; | |
1112 | |
577 | 1113 if (plcf->body_set) { |
1114 e.ip = plcf->body_set->elts; | |
1115 e.pos = b->last; | |
1116 | |
1117 while (*(uintptr_t *) e.ip) { | |
1118 code = *(ngx_http_script_code_pt *) e.ip; | |
1119 code((ngx_http_script_engine_t *) &e); | |
1120 } | |
579 | 1121 |
1122 b->last = e.pos; | |
577 | 1123 } |
1124 | |
1774 | 1125 ngx_log_debug2(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
1126 "http proxy header:\n\"%*s\"", | |
1127 (size_t) (b->last - b->pos), b->pos); | |
507 | 1128 |
577 | 1129 if (plcf->body_set == NULL && plcf->upstream.pass_request_body) { |
509 | 1130 |
1131 body = u->request_bufs; | |
1132 u->request_bufs = cl; | |
1133 | |
1134 while (body) { | |
1135 b = ngx_alloc_buf(r->pool); | |
1136 if (b == NULL) { | |
1137 return NGX_ERROR; | |
1138 } | |
1139 | |
1140 ngx_memcpy(b, body->buf, sizeof(ngx_buf_t)); | |
1141 | |
1142 cl->next = ngx_alloc_chain_link(r->pool); | |
1143 if (cl->next == NULL) { | |
1144 return NGX_ERROR; | |
1145 } | |
1146 | |
1147 cl = cl->next; | |
1148 cl->buf = b; | |
1149 | |
1150 body = body->next; | |
1151 } | |
1152 | |
611 | 1153 b->flush = 1; |
1154 | |
509 | 1155 } else { |
1156 u->request_bufs = cl; | |
1157 } | |
1158 | |
1159 cl->next = NULL; | |
1160 | |
507 | 1161 return NGX_OK; |
1162 } | |
1163 | |
1164 | |
1165 static ngx_int_t | |
1166 ngx_http_proxy_reinit_request(ngx_http_request_t *r) | |
1167 { | |
1658 | 1168 ngx_http_proxy_ctx_t *ctx; |
1169 | |
1170 ctx = ngx_http_get_module_ctx(r, ngx_http_proxy_module); | |
1171 | |
1172 if (ctx == NULL) { | |
509 | 1173 return NGX_OK; |
1174 } | |
1175 | |
3627
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1176 ctx->status.code = 0; |
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1177 ctx->status.count = 0; |
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1178 ctx->status.start = NULL; |
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1179 ctx->status.end = NULL; |
509 | 1180 |
1181 r->upstream->process_header = ngx_http_proxy_process_status_line; | |
3477
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1182 r->state = 0; |
509 | 1183 |
1184 return NGX_OK; | |
1185 } | |
1186 | |
1187 | |
1188 static ngx_int_t | |
1189 ngx_http_proxy_process_status_line(ngx_http_request_t *r) | |
1190 { | |
3628 | 1191 size_t len; |
509 | 1192 ngx_int_t rc; |
1193 ngx_http_upstream_t *u; | |
1658 | 1194 ngx_http_proxy_ctx_t *ctx; |
1195 | |
1196 ctx = ngx_http_get_module_ctx(r, ngx_http_proxy_module); | |
1197 | |
1198 if (ctx == NULL) { | |
1699
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1199 return NGX_ERROR; |
509 | 1200 } |
1201 | |
3627
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|
1202 u = r->upstream; |
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diff
changeset
|
1203 |
9061fdb2ed8c
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parents:
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diff
changeset
|
1204 rc = ngx_http_parse_status_line(r, &u->buffer, &ctx->status); |
509 | 1205 |
1206 if (rc == NGX_AGAIN) { | |
1207 return rc; | |
1208 } | |
1209 | |
3627
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3615
diff
changeset
|
1210 if (rc == NGX_ERROR) { |
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1211 |
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changeset
|
1212 #if (NGX_HTTP_CACHE) |
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|
1213 |
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|
1214 if (r->cache) { |
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1215 r->http_version = NGX_HTTP_VERSION_9; |
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1216 return NGX_OK; |
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1217 } |
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1218 |
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1219 #endif |
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1220 |
509 | 1221 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, |
577 | 1222 "upstream sent no valid HTTP/1.0 header"); |
509 | 1223 |
619 | 1224 #if 0 |
509 | 1225 if (u->accel) { |
1226 return NGX_HTTP_UPSTREAM_INVALID_HEADER; | |
1227 } | |
619 | 1228 #endif |
509 | 1229 |
1230 r->http_version = NGX_HTTP_VERSION_9; | |
1616 | 1231 u->state->status = NGX_HTTP_OK; |
577 | 1232 |
509 | 1233 return NGX_OK; |
1234 } | |
1235 | |
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|
1236 if (u->state) { |
3627
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parents:
3615
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changeset
|
1237 u->state->status = ctx->status.code; |
2592
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1238 } |
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1239 |
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1240 u->headers_in.status_n = ctx->status.code; |
9061fdb2ed8c
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3615
diff
changeset
|
1241 |
3628 | 1242 len = ctx->status.end - ctx->status.start; |
1243 u->headers_in.status_line.len = len; | |
1244 | |
1245 u->headers_in.status_line.data = ngx_pnalloc(r->pool, len); | |
529 | 1246 if (u->headers_in.status_line.data == NULL) { |
1699
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changeset
|
1247 return NGX_ERROR; |
509 | 1248 } |
573 | 1249 |
3628 | 1250 ngx_memcpy(u->headers_in.status_line.data, ctx->status.start, len); |
509 | 1251 |
1252 ngx_log_debug2(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
1253 "http proxy status %ui \"%V\"", | |
936 | 1254 u->headers_in.status_n, &u->headers_in.status_line); |
509 | 1255 |
1256 u->process_header = ngx_http_proxy_process_header; | |
1257 | |
1258 return ngx_http_proxy_process_header(r); | |
1259 } | |
1260 | |
1261 | |
1262 static ngx_int_t | |
507 | 1263 ngx_http_proxy_process_header(ngx_http_request_t *r) |
1264 { | |
509 | 1265 ngx_int_t rc; |
1266 ngx_table_elt_t *h; | |
1267 ngx_http_upstream_header_t *hh; | |
1268 ngx_http_upstream_main_conf_t *umcf; | |
1269 | |
1270 umcf = ngx_http_get_module_main_conf(r, ngx_http_upstream_module); | |
1271 | |
2024 | 1272 for ( ;; ) { |
509 | 1273 |
2256 | 1274 rc = ngx_http_parse_header_line(r, &r->upstream->buffer, 1); |
509 | 1275 |
1276 if (rc == NGX_OK) { | |
1277 | |
1278 /* a header line has been parsed successfully */ | |
507 | 1279 |
509 | 1280 h = ngx_list_push(&r->upstream->headers_in.headers); |
1281 if (h == NULL) { | |
1699
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parents:
1688
diff
changeset
|
1282 return NGX_ERROR; |
509 | 1283 } |
1284 | |
1285 h->hash = r->header_hash; | |
1286 | |
1287 h->key.len = r->header_name_end - r->header_name_start; | |
1288 h->value.len = r->header_end - r->header_start; | |
1289 | |
2049 | 1290 h->key.data = ngx_pnalloc(r->pool, |
649 | 1291 h->key.len + 1 + h->value.len + 1 + h->key.len); |
509 | 1292 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
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changeset
|
1293 return NGX_ERROR; |
509 | 1294 } |
1295 | |
1296 h->value.data = h->key.data + h->key.len + 1; | |
649 | 1297 h->lowcase_key = h->key.data + h->key.len + 1 + h->value.len + 1; |
507 | 1298 |
509 | 1299 ngx_cpystrn(h->key.data, r->header_name_start, h->key.len + 1); |
1300 ngx_cpystrn(h->value.data, r->header_start, h->value.len + 1); | |
1301 | |
649 | 1302 if (h->key.len == r->lowcase_index) { |
1303 ngx_memcpy(h->lowcase_key, r->lowcase_header, h->key.len); | |
1304 | |
1305 } else { | |
2135 | 1306 ngx_strlow(h->lowcase_key, h->key.data, h->key.len); |
509 | 1307 } |
1308 | |
649 | 1309 hh = ngx_hash_find(&umcf->headers_in_hash, h->hash, |
1310 h->lowcase_key, h->key.len); | |
1311 | |
1312 if (hh && hh->handler(r, h, hh->offset) != NGX_OK) { | |
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1313 return NGX_ERROR; |
649 | 1314 } |
1315 | |
509 | 1316 ngx_log_debug2(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
1317 "http proxy header: \"%V: %V\"", | |
1318 &h->key, &h->value); | |
1319 | |
1320 continue; | |
1321 } | |
1322 | |
1323 if (rc == NGX_HTTP_PARSE_HEADER_DONE) { | |
1324 | |
1325 /* a whole header has been parsed successfully */ | |
1326 | |
1327 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
1328 "http proxy header done"); | |
1329 | |
649 | 1330 /* |
1331 * if no "Server" and "Date" in header line, | |
1332 * then add the special empty headers | |
1333 */ | |
1334 | |
1335 if (r->upstream->headers_in.server == NULL) { | |
1336 h = ngx_list_push(&r->upstream->headers_in.headers); | |
1337 if (h == NULL) { | |
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1338 return NGX_ERROR; |
649 | 1339 } |
1340 | |
1341 h->hash = ngx_hash(ngx_hash(ngx_hash(ngx_hash( | |
1342 ngx_hash('s', 'e'), 'r'), 'v'), 'e'), 'r'); | |
1343 | |
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1344 ngx_str_set(&h->key, "Server"); |
dd1570b6f237
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changeset
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1345 ngx_str_null(&h->value); |
649 | 1346 h->lowcase_key = (u_char *) "server"; |
1347 } | |
1348 | |
1349 if (r->upstream->headers_in.date == NULL) { | |
1350 h = ngx_list_push(&r->upstream->headers_in.headers); | |
1351 if (h == NULL) { | |
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1352 return NGX_ERROR; |
649 | 1353 } |
1354 | |
1355 h->hash = ngx_hash(ngx_hash(ngx_hash('d', 'a'), 't'), 'e'); | |
1356 | |
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1357 ngx_str_set(&h->key, "Date"); |
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changeset
|
1358 ngx_str_null(&h->value); |
649 | 1359 h->lowcase_key = (u_char *) "date"; |
1360 } | |
1361 | |
509 | 1362 return NGX_OK; |
1363 } | |
1364 | |
521 | 1365 if (rc == NGX_AGAIN) { |
1366 return NGX_AGAIN; | |
1367 } | |
1368 | |
509 | 1369 /* there was error while a header line parsing */ |
1370 | |
1371 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, | |
619 | 1372 "upstream sent invalid header"); |
509 | 1373 |
1374 return NGX_HTTP_UPSTREAM_INVALID_HEADER; | |
1375 } | |
507 | 1376 } |
1377 | |
1378 | |
1379 static void | |
1380 ngx_http_proxy_abort_request(ngx_http_request_t *r) | |
1381 { | |
1382 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
1383 "abort http proxy request"); | |
577 | 1384 |
507 | 1385 return; |
1386 } | |
1387 | |
1388 | |
1389 static void | |
1390 ngx_http_proxy_finalize_request(ngx_http_request_t *r, ngx_int_t rc) | |
577 | 1391 { |
507 | 1392 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
1393 "finalize http proxy request"); | |
1394 | |
1395 return; | |
1396 } | |
1397 | |
1398 | |
573 | 1399 static ngx_int_t |
1400 ngx_http_proxy_host_variable(ngx_http_request_t *r, | |
1401 ngx_http_variable_value_t *v, uintptr_t data) | |
507 | 1402 { |
1658 | 1403 ngx_http_proxy_ctx_t *ctx; |
1404 | |
1405 ctx = ngx_http_get_module_ctx(r, ngx_http_proxy_module); | |
1406 | |
1407 if (ctx == NULL) { | |
1408 v->not_found = 1; | |
1409 return NGX_OK; | |
1410 } | |
1411 | |
1412 v->len = ctx->vars.host_header.len; | |
577 | 1413 v->valid = 1; |
1565 | 1414 v->no_cacheable = 0; |
573 | 1415 v->not_found = 0; |
1658 | 1416 v->data = ctx->vars.host_header.data; |
507 | 1417 |
573 | 1418 return NGX_OK; |
507 | 1419 } |
1420 | |
1421 | |
573 | 1422 static ngx_int_t |
1423 ngx_http_proxy_port_variable(ngx_http_request_t *r, | |
1424 ngx_http_variable_value_t *v, uintptr_t data) | |
507 | 1425 { |
1658 | 1426 ngx_http_proxy_ctx_t *ctx; |
1427 | |
1428 ctx = ngx_http_get_module_ctx(r, ngx_http_proxy_module); | |
1429 | |
1430 if (ctx == NULL) { | |
1431 v->not_found = 1; | |
1432 return NGX_OK; | |
1433 } | |
1434 | |
1435 v->len = ctx->vars.port.len; | |
577 | 1436 v->valid = 1; |
1565 | 1437 v->no_cacheable = 0; |
573 | 1438 v->not_found = 0; |
1658 | 1439 v->data = ctx->vars.port.data; |
509 | 1440 |
573 | 1441 return NGX_OK; |
509 | 1442 } |
1443 | |
1444 | |
573 | 1445 static ngx_int_t |
509 | 1446 ngx_http_proxy_add_x_forwarded_for_variable(ngx_http_request_t *r, |
573 | 1447 ngx_http_variable_value_t *v, uintptr_t data) |
509 | 1448 { |
573 | 1449 u_char *p; |
509 | 1450 |
577 | 1451 v->valid = 1; |
1565 | 1452 v->no_cacheable = 0; |
573 | 1453 v->not_found = 0; |
509 | 1454 |
1455 if (r->headers_in.x_forwarded_for == NULL) { | |
573 | 1456 v->len = r->connection->addr_text.len; |
1457 v->data = r->connection->addr_text.data; | |
1458 return NGX_OK; | |
509 | 1459 } |
1460 | |
573 | 1461 v->len = r->headers_in.x_forwarded_for->value.len |
1462 + sizeof(", ") - 1 + r->connection->addr_text.len; | |
509 | 1463 |
2049 | 1464 p = ngx_pnalloc(r->pool, v->len); |
509 | 1465 if (p == NULL) { |
573 | 1466 return NGX_ERROR; |
509 | 1467 } |
1468 | |
573 | 1469 v->data = p; |
509 | 1470 |
573 | 1471 p = ngx_copy(p, r->headers_in.x_forwarded_for->value.data, |
1472 r->headers_in.x_forwarded_for->value.len); | |
509 | 1473 |
1474 *p++ = ','; *p++ = ' '; | |
1475 | |
1476 ngx_memcpy(p, r->connection->addr_text.data, r->connection->addr_text.len); | |
1477 | |
573 | 1478 return NGX_OK; |
509 | 1479 } |
1480 | |
1481 | |
1482 static ngx_int_t | |
577 | 1483 ngx_http_proxy_internal_body_length_variable(ngx_http_request_t *r, |
1484 ngx_http_variable_value_t *v, uintptr_t data) | |
1485 { | |
1658 | 1486 ngx_http_proxy_ctx_t *ctx; |
1487 | |
1488 ctx = ngx_http_get_module_ctx(r, ngx_http_proxy_module); | |
1489 | |
1490 if (ctx == NULL) { | |
577 | 1491 v->not_found = 1; |
1492 return NGX_OK; | |
1493 } | |
1494 | |
1495 v->valid = 1; | |
1565 | 1496 v->no_cacheable = 0; |
577 | 1497 v->not_found = 0; |
1498 | |
2049 | 1499 v->data = ngx_pnalloc(r->connection->pool, NGX_SIZE_T_LEN); |
577 | 1500 |
1501 if (v->data == NULL) { | |
1502 return NGX_ERROR; | |
1503 } | |
1504 | |
1658 | 1505 v->len = ngx_sprintf(v->data, "%uz", ctx->internal_body_length) - v->data; |
577 | 1506 |
1507 return NGX_OK; | |
1508 } | |
1509 | |
1510 | |
1511 static ngx_int_t | |
509 | 1512 ngx_http_proxy_rewrite_redirect(ngx_http_request_t *r, ngx_table_elt_t *h, |
1513 size_t prefix) | |
1514 { | |
1515 ngx_int_t rc; | |
1516 ngx_uint_t i; | |
1517 ngx_http_proxy_loc_conf_t *plcf; | |
1518 ngx_http_proxy_redirect_t *pr; | |
1519 | |
1520 plcf = ngx_http_get_module_loc_conf(r, ngx_http_proxy_module); | |
1521 | |
1522 pr = plcf->redirects->elts; | |
1523 | |
1524 if (pr == NULL) { | |
1525 return NGX_DECLINED; | |
1526 } | |
1527 | |
1528 for (i = 0; i < plcf->redirects->nelts; i++) { | |
605 | 1529 rc = pr[i].handler(r, h, prefix, &pr[i]); |
509 | 1530 |
1531 if (rc != NGX_DECLINED) { | |
1532 return rc; | |
1533 } | |
1534 } | |
1535 | |
1536 return NGX_DECLINED; | |
1537 } | |
1538 | |
1539 | |
1540 static ngx_int_t | |
1541 ngx_http_proxy_rewrite_redirect_text(ngx_http_request_t *r, ngx_table_elt_t *h, | |
1542 size_t prefix, ngx_http_proxy_redirect_t *pr) | |
1543 { | |
1544 size_t len; | |
1545 u_char *data, *p; | |
1546 | |
1547 if (pr->redirect.len > h->value.len - prefix | |
1548 || ngx_rstrncmp(h->value.data + prefix, pr->redirect.data, | |
1549 pr->redirect.len) != 0) | |
1550 { | |
1551 return NGX_DECLINED; | |
1552 } | |
1553 | |
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1554 len = pr->replacement.text.len + h->value.len - pr->redirect.len; |
507 | 1555 |
2049 | 1556 data = ngx_pnalloc(r->pool, len); |
509 | 1557 if (data == NULL) { |
1558 return NGX_ERROR; | |
1559 } | |
1560 | |
3606 | 1561 p = ngx_copy(data, h->value.data, prefix); |
509 | 1562 |
653 | 1563 if (pr->replacement.text.len) { |
1564 p = ngx_copy(p, pr->replacement.text.data, pr->replacement.text.len); | |
1565 } | |
509 | 1566 |
1567 ngx_memcpy(p, h->value.data + prefix + pr->redirect.len, | |
1568 h->value.len - pr->redirect.len - prefix); | |
1569 | |
1570 h->value.len = len; | |
1571 h->value.data = data; | |
1572 | |
1573 return NGX_OK; | |
1574 } | |
1575 | |
1576 | |
1577 static ngx_int_t | |
1578 ngx_http_proxy_rewrite_redirect_vars(ngx_http_request_t *r, ngx_table_elt_t *h, | |
1579 size_t prefix, ngx_http_proxy_redirect_t *pr) | |
1580 { | |
1581 size_t len; | |
1582 u_char *data, *p; | |
1583 ngx_http_script_code_pt code; | |
1584 ngx_http_script_engine_t e; | |
1585 ngx_http_script_len_code_pt lcode; | |
1586 | |
1587 if (pr->redirect.len > h->value.len - prefix | |
1588 || ngx_rstrncmp(h->value.data + prefix, pr->redirect.data, | |
1589 pr->redirect.len) != 0) | |
1590 { | |
1591 return NGX_DECLINED; | |
1592 } | |
1593 | |
1594 ngx_memzero(&e, sizeof(ngx_http_script_engine_t)); | |
1595 | |
1596 e.ip = pr->replacement.vars.lengths; | |
1597 e.request = r; | |
1598 | |
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3561
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|
1599 len = h->value.len - pr->redirect.len; |
723
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1600 |
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diff
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|
1601 while (*(uintptr_t *) e.ip) { |
509 | 1602 lcode = *(ngx_http_script_len_code_pt *) e.ip; |
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diff
changeset
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1603 len += lcode(&e); |
509 | 1604 } |
1605 | |
2049 | 1606 data = ngx_pnalloc(r->pool, len); |
509 | 1607 if (data == NULL) { |
1608 return NGX_ERROR; | |
1609 } | |
1610 | |
3606 | 1611 p = ngx_copy(data, h->value.data, prefix); |
509 | 1612 |
1613 e.ip = pr->replacement.vars.values; | |
1614 e.pos = p; | |
1615 | |
1616 while (*(uintptr_t *) e.ip) { | |
1617 code = *(ngx_http_script_code_pt *) e.ip; | |
1618 code(&e); | |
1619 } | |
1620 | |
723
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diff
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|
1621 ngx_memcpy(e.pos, h->value.data + prefix + pr->redirect.len, |
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1622 h->value.len - pr->redirect.len - prefix); |
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diff
changeset
|
1623 |
509 | 1624 h->value.len = len; |
1625 h->value.data = data; | |
1626 | |
1627 return NGX_OK; | |
1628 } | |
1629 | |
1630 | |
1631 static ngx_int_t | |
1632 ngx_http_proxy_add_variables(ngx_conf_t *cf) | |
1633 { | |
1634 ngx_http_variable_t *var, *v; | |
1635 | |
1636 for (v = ngx_http_proxy_vars; v->name.len; v++) { | |
1637 var = ngx_http_add_variable(cf, &v->name, v->flags); | |
1638 if (var == NULL) { | |
1639 return NGX_ERROR; | |
1640 } | |
1641 | |
637 | 1642 var->get_handler = v->get_handler; |
509 | 1643 var->data = v->data; |
1644 } | |
1645 | |
1646 return NGX_OK; | |
507 | 1647 } |
1648 | |
1649 | |
1650 static void * | |
1651 ngx_http_proxy_create_loc_conf(ngx_conf_t *cf) | |
1652 { | |
1653 ngx_http_proxy_loc_conf_t *conf; | |
1654 | |
1655 conf = ngx_pcalloc(cf->pool, sizeof(ngx_http_proxy_loc_conf_t)); | |
1656 if (conf == NULL) { | |
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diff
changeset
|
1657 return NULL; |
507 | 1658 } |
1659 | |
1660 /* | |
1661 * set by ngx_pcalloc(): | |
1662 * | |
1663 * conf->upstream.bufs.num = 0; | |
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changeset
|
1664 * conf->upstream.ignore_headers = 0; |
507 | 1665 * conf->upstream.next_upstream = 0; |
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1666 * conf->upstream.cache_use_stale = 0; |
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1667 * conf->upstream.cache_methods = 0; |
507 | 1668 * conf->upstream.temp_path = NULL; |
649 | 1669 * conf->upstream.hide_headers_hash = { NULL, 0 }; |
509 | 1670 * conf->upstream.uri = { 0, NULL }; |
1671 * conf->upstream.location = NULL; | |
1295
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1672 * conf->upstream.store_lengths = NULL; |
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changeset
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1673 * conf->upstream.store_values = NULL; |
509 | 1674 * |
561 | 1675 * conf->method = NULL; |
509 | 1676 * conf->headers_source = NULL; |
1677 * conf->headers_set_len = NULL; | |
1678 * conf->headers_set = NULL; | |
1679 * conf->headers_set_hash = NULL; | |
577 | 1680 * conf->body_set_len = NULL; |
1681 * conf->body_set = NULL; | |
1682 * conf->body_source = { 0, NULL }; | |
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1683 * conf->redirects = NULL; |
507 | 1684 */ |
577 | 1685 |
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|
1686 conf->upstream.store = NGX_CONF_UNSET; |
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1687 conf->upstream.store_access = NGX_CONF_UNSET_UINT; |
581 | 1688 conf->upstream.buffering = NGX_CONF_UNSET; |
629 | 1689 conf->upstream.ignore_client_abort = NGX_CONF_UNSET; |
581 | 1690 |
507 | 1691 conf->upstream.connect_timeout = NGX_CONF_UNSET_MSEC; |
1692 conf->upstream.send_timeout = NGX_CONF_UNSET_MSEC; | |
1693 conf->upstream.read_timeout = NGX_CONF_UNSET_MSEC; | |
1694 | |
1695 conf->upstream.send_lowat = NGX_CONF_UNSET_SIZE; | |
581 | 1696 conf->upstream.buffer_size = NGX_CONF_UNSET_SIZE; |
529 | 1697 |
1698 conf->upstream.busy_buffers_size_conf = NGX_CONF_UNSET_SIZE; | |
577 | 1699 conf->upstream.max_temp_file_size_conf = NGX_CONF_UNSET_SIZE; |
529 | 1700 conf->upstream.temp_file_write_size_conf = NGX_CONF_UNSET_SIZE; |
509 | 1701 |
1702 conf->upstream.pass_request_headers = NGX_CONF_UNSET; | |
1703 conf->upstream.pass_request_body = NGX_CONF_UNSET; | |
561 | 1704 |
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1705 #if (NGX_HTTP_CACHE) |
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1706 conf->upstream.cache = NGX_CONF_UNSET_PTR; |
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1707 conf->upstream.cache_min_uses = NGX_CONF_UNSET_UINT; |
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|
1708 conf->upstream.no_cache = NGX_CONF_UNSET_PTR; |
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1709 conf->upstream.cache_valid = NGX_CONF_UNSET_PTR; |
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1710 #endif |
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1711 |
1701
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1712 conf->upstream.hide_headers = NGX_CONF_UNSET_PTR; |
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1713 conf->upstream.pass_headers = NGX_CONF_UNSET_PTR; |
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changeset
|
1714 |
657 | 1715 conf->upstream.intercept_errors = NGX_CONF_UNSET; |
2184 | 1716 #if (NGX_HTTP_SSL) |
1717 conf->upstream.ssl_session_reuse = NGX_CONF_UNSET; | |
1718 #endif | |
507 | 1719 |
1720 /* "proxy_cyclic_temp_file" is disabled */ | |
1721 conf->upstream.cyclic_temp_file = 0; | |
1722 | |
509 | 1723 conf->redirect = NGX_CONF_UNSET; |
649 | 1724 conf->upstream.change_buffering = 1; |
507 | 1725 |
1180
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1726 conf->headers_hash_max_size = NGX_CONF_UNSET_UINT; |
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1727 conf->headers_hash_bucket_size = NGX_CONF_UNSET_UINT; |
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1728 |
507 | 1729 return conf; |
1730 } | |
1731 | |
1732 | |
1733 static char * | |
1734 ngx_http_proxy_merge_loc_conf(ngx_conf_t *cf, void *parent, void *child) | |
1735 { | |
1736 ngx_http_proxy_loc_conf_t *prev = parent; | |
1737 ngx_http_proxy_loc_conf_t *conf = child; | |
1738 | |
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1739 size_t size; |
2706
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1740 ngx_str_t *h; |
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1741 ngx_keyval_t *s; |
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1742 ngx_hash_init_t hash; |
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1743 ngx_http_proxy_redirect_t *pr; |
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|
1744 ngx_http_script_compile_t sc; |
509 | 1745 |
1295
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|
1746 if (conf->upstream.store != 0) { |
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1747 ngx_conf_merge_value(conf->upstream.store, |
2894 | 1748 prev->upstream.store, 0); |
1295
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1749 |
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|
1750 if (conf->upstream.store_lengths == NULL) { |
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|
1751 conf->upstream.store_lengths = prev->upstream.store_lengths; |
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|
1752 conf->upstream.store_values = prev->upstream.store_values; |
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|
1753 } |
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|
1754 } |
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1755 |
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1756 ngx_conf_merge_uint_value(conf->upstream.store_access, |
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1757 prev->upstream.store_access, 0600); |
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|
1758 |
581 | 1759 ngx_conf_merge_value(conf->upstream.buffering, |
1760 prev->upstream.buffering, 1); | |
1761 | |
629 | 1762 ngx_conf_merge_value(conf->upstream.ignore_client_abort, |
1763 prev->upstream.ignore_client_abort, 0); | |
1764 | |
507 | 1765 ngx_conf_merge_msec_value(conf->upstream.connect_timeout, |
1766 prev->upstream.connect_timeout, 60000); | |
1767 | |
1768 ngx_conf_merge_msec_value(conf->upstream.send_timeout, | |
1769 prev->upstream.send_timeout, 60000); | |
1770 | |
1771 ngx_conf_merge_msec_value(conf->upstream.read_timeout, | |
1772 prev->upstream.read_timeout, 60000); | |
1773 | |
1774 ngx_conf_merge_size_value(conf->upstream.send_lowat, | |
1775 prev->upstream.send_lowat, 0); | |
1776 | |
581 | 1777 ngx_conf_merge_size_value(conf->upstream.buffer_size, |
1778 prev->upstream.buffer_size, | |
507 | 1779 (size_t) ngx_pagesize); |
1780 | |
1781 ngx_conf_merge_bufs_value(conf->upstream.bufs, prev->upstream.bufs, | |
1782 8, ngx_pagesize); | |
1783 | |
1784 if (conf->upstream.bufs.num < 2) { | |
577 | 1785 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
507 | 1786 "there must be at least 2 \"proxy_buffers\""); |
1787 return NGX_CONF_ERROR; | |
1788 } | |
577 | 1789 |
507 | 1790 |
581 | 1791 size = conf->upstream.buffer_size; |
577 | 1792 if (size < conf->upstream.bufs.size) { |
507 | 1793 size = conf->upstream.bufs.size; |
1794 } | |
1795 | |
1796 | |
529 | 1797 ngx_conf_merge_size_value(conf->upstream.busy_buffers_size_conf, |
1798 prev->upstream.busy_buffers_size_conf, | |
507 | 1799 NGX_CONF_UNSET_SIZE); |
1800 | |
529 | 1801 if (conf->upstream.busy_buffers_size_conf == NGX_CONF_UNSET_SIZE) { |
507 | 1802 conf->upstream.busy_buffers_size = 2 * size; |
529 | 1803 } else { |
1804 conf->upstream.busy_buffers_size = | |
1805 conf->upstream.busy_buffers_size_conf; | |
1806 } | |
577 | 1807 |
529 | 1808 if (conf->upstream.busy_buffers_size < size) { |
507 | 1809 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
1810 "\"proxy_busy_buffers_size\" must be equal or bigger than " | |
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1811 "maximum of the value of \"proxy_buffer_size\" and " |
507 | 1812 "one of the \"proxy_buffers\""); |
1813 | |
1814 return NGX_CONF_ERROR; | |
529 | 1815 } |
507 | 1816 |
529 | 1817 if (conf->upstream.busy_buffers_size |
1818 > (conf->upstream.bufs.num - 1) * conf->upstream.bufs.size) | |
507 | 1819 { |
1820 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, | |
1821 "\"proxy_busy_buffers_size\" must be less than " | |
1822 "the size of all \"proxy_buffers\" minus one buffer"); | |
1823 | |
1824 return NGX_CONF_ERROR; | |
1825 } | |
529 | 1826 |
507 | 1827 |
529 | 1828 ngx_conf_merge_size_value(conf->upstream.temp_file_write_size_conf, |
1829 prev->upstream.temp_file_write_size_conf, | |
507 | 1830 NGX_CONF_UNSET_SIZE); |
1831 | |
529 | 1832 if (conf->upstream.temp_file_write_size_conf == NGX_CONF_UNSET_SIZE) { |
507 | 1833 conf->upstream.temp_file_write_size = 2 * size; |
529 | 1834 } else { |
1835 conf->upstream.temp_file_write_size = | |
1836 conf->upstream.temp_file_write_size_conf; | |
1837 } | |
577 | 1838 |
529 | 1839 if (conf->upstream.temp_file_write_size < size) { |
507 | 1840 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
1841 "\"proxy_temp_file_write_size\" must be equal or bigger than " | |
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1842 "maximum of the value of \"proxy_buffer_size\" and " |
507 | 1843 "one of the \"proxy_buffers\""); |
1844 | |
1845 return NGX_CONF_ERROR; | |
1846 } | |
1847 | |
529 | 1848 ngx_conf_merge_size_value(conf->upstream.max_temp_file_size_conf, |
1849 prev->upstream.max_temp_file_size_conf, | |
507 | 1850 NGX_CONF_UNSET_SIZE); |
1851 | |
529 | 1852 if (conf->upstream.max_temp_file_size_conf == NGX_CONF_UNSET_SIZE) { |
507 | 1853 conf->upstream.max_temp_file_size = 1024 * 1024 * 1024; |
529 | 1854 } else { |
1855 conf->upstream.max_temp_file_size = | |
1856 conf->upstream.max_temp_file_size_conf; | |
1857 } | |
507 | 1858 |
529 | 1859 if (conf->upstream.max_temp_file_size != 0 |
1860 && conf->upstream.max_temp_file_size < size) | |
507 | 1861 { |
1862 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, | |
561 | 1863 "\"proxy_max_temp_file_size\" must be equal to zero to disable " |
507 | 1864 "the temporary files usage or must be equal or bigger than " |
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1865 "maximum of the value of \"proxy_buffer_size\" and " |
561 | 1866 "one of the \"proxy_buffers\""); |
507 | 1867 |
1868 return NGX_CONF_ERROR; | |
1869 } | |
1870 | |
529 | 1871 |
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1872 ngx_conf_merge_bitmask_value(conf->upstream.ignore_headers, |
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1873 prev->upstream.ignore_headers, |
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1874 NGX_CONF_BITMASK_SET); |
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1875 |
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1876 |
507 | 1877 ngx_conf_merge_bitmask_value(conf->upstream.next_upstream, |
1878 prev->upstream.next_upstream, | |
1879 (NGX_CONF_BITMASK_SET | |
1880 |NGX_HTTP_UPSTREAM_FT_ERROR | |
1881 |NGX_HTTP_UPSTREAM_FT_TIMEOUT)); | |
1882 | |
665 | 1883 if (conf->upstream.next_upstream & NGX_HTTP_UPSTREAM_FT_OFF) { |
1884 conf->upstream.next_upstream = NGX_CONF_BITMASK_SET | |
1885 |NGX_HTTP_UPSTREAM_FT_OFF; | |
1886 } | |
1887 | |
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1888 if (ngx_conf_merge_path_value(cf, &conf->upstream.temp_path, |
509 | 1889 prev->upstream.temp_path, |
2592
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1890 &ngx_http_proxy_temp_path) |
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1891 != NGX_OK) |
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1892 { |
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1893 return NGX_CONF_ERROR; |
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1894 } |
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1895 |
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1896 |
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1897 #if (NGX_HTTP_CACHE) |
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1898 |
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1899 ngx_conf_merge_ptr_value(conf->upstream.cache, |
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1900 prev->upstream.cache, NULL); |
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1901 |
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1902 if (conf->upstream.cache && conf->upstream.cache->data == NULL) { |
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1903 ngx_shm_zone_t *shm_zone; |
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1904 |
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1905 shm_zone = conf->upstream.cache; |
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1906 |
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1907 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
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1908 "\"proxy_cache\" zone \"%V\" is unknown", |
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1909 &shm_zone->shm.name); |
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1910 |
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1911 return NGX_CONF_ERROR; |
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1912 } |
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1913 |
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1914 ngx_conf_merge_uint_value(conf->upstream.cache_min_uses, |
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1915 prev->upstream.cache_min_uses, 1); |
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1916 |
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1917 ngx_conf_merge_bitmask_value(conf->upstream.cache_use_stale, |
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1918 prev->upstream.cache_use_stale, |
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1919 (NGX_CONF_BITMASK_SET |
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1920 |NGX_HTTP_UPSTREAM_FT_OFF)); |
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1921 |
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1922 if (conf->upstream.cache_methods == 0) { |
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1923 conf->upstream.cache_methods = prev->upstream.cache_methods; |
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1924 } |
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1925 |
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1926 conf->upstream.cache_methods |= NGX_HTTP_GET|NGX_HTTP_HEAD; |
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1927 |
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1928 if (conf->upstream.cache_use_stale & NGX_HTTP_UPSTREAM_FT_OFF) { |
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1929 conf->upstream.cache_use_stale = NGX_CONF_BITMASK_SET |
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1930 |NGX_HTTP_UPSTREAM_FT_OFF; |
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1931 } |
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1932 |
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1933 ngx_conf_merge_ptr_value(conf->upstream.no_cache, |
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1934 prev->upstream.no_cache, NULL); |
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1935 |
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1936 ngx_conf_merge_ptr_value(conf->upstream.cache_valid, |
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1937 prev->upstream.cache_valid, NULL); |
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1938 |
2672 | 1939 if (conf->cache_key.value.data == NULL) { |
1940 conf->cache_key = prev->cache_key; | |
1941 } | |
1942 | |
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1943 #endif |
507 | 1944 |
561 | 1945 if (conf->method.len == 0) { |
1946 conf->method = prev->method; | |
1947 | |
1948 } else { | |
1949 conf->method.data[conf->method.len] = ' '; | |
1950 conf->method.len++; | |
509 | 1951 } |
1952 | |
1953 ngx_conf_merge_value(conf->upstream.pass_request_headers, | |
1954 prev->upstream.pass_request_headers, 1); | |
1955 ngx_conf_merge_value(conf->upstream.pass_request_body, | |
1956 prev->upstream.pass_request_body, 1); | |
1957 | |
657 | 1958 ngx_conf_merge_value(conf->upstream.intercept_errors, |
1959 prev->upstream.intercept_errors, 0); | |
509 | 1960 |
2184 | 1961 #if (NGX_HTTP_SSL) |
1962 ngx_conf_merge_value(conf->upstream.ssl_session_reuse, | |
1963 prev->upstream.ssl_session_reuse, 1); | |
1964 #endif | |
1965 | |
509 | 1966 ngx_conf_merge_value(conf->redirect, prev->redirect, 1); |
1967 | |
1968 if (conf->redirect) { | |
507 | 1969 |
509 | 1970 if (conf->redirects == NULL) { |
1971 conf->redirects = prev->redirects; | |
1972 } | |
1973 | |
1658 | 1974 if (conf->redirects == NULL && conf->url.data) { |
509 | 1975 |
1976 conf->redirects = ngx_array_create(cf->pool, 1, | |
1977 sizeof(ngx_http_proxy_redirect_t)); | |
1978 if (conf->redirects == NULL) { | |
1979 return NGX_CONF_ERROR; | |
1980 } | |
1981 | |
1982 pr = ngx_array_push(conf->redirects); | |
1983 if (pr == NULL) { | |
1984 return NGX_CONF_ERROR; | |
1985 } | |
1986 | |
1987 pr->handler = ngx_http_proxy_rewrite_redirect_text; | |
1658 | 1988 pr->redirect = conf->url; |
1989 | |
1990 if (conf->vars.uri.len) { | |
1991 pr->replacement.text = conf->location; | |
653 | 1992 |
1993 } else { | |
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1994 ngx_str_null(&pr->replacement.text); |
653 | 1995 } |
509 | 1996 } |
1997 } | |
1998 | |
1658 | 1999 /* STUB */ |
2000 if (prev->proxy_lengths) { | |
2001 conf->proxy_lengths = prev->proxy_lengths; | |
2002 conf->proxy_values = prev->proxy_values; | |
2003 } | |
2004 | |
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2005 #if (NGX_HTTP_SSL) |
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2006 if (conf->upstream.ssl == NULL) { |
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2007 conf->upstream.ssl = prev->upstream.ssl; |
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2008 } |
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2009 #endif |
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2010 |
1180
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proxy_headers_hash_max_size and proxy_headers_hash_bucket_size
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2011 ngx_conf_merge_uint_value(conf->headers_hash_max_size, |
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|
2012 prev->headers_hash_max_size, 512); |
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2013 |
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2014 ngx_conf_merge_uint_value(conf->headers_hash_bucket_size, |
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2015 prev->headers_hash_bucket_size, 64); |
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|
2016 |
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2017 conf->headers_hash_bucket_size = ngx_align(conf->headers_hash_bucket_size, |
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2018 ngx_cacheline_size); |
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2019 |
1701
40d004d95d88
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2020 hash.max_size = conf->headers_hash_max_size; |
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2021 hash.bucket_size = conf->headers_hash_bucket_size; |
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2022 hash.name = "proxy_headers_hash"; |
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2023 |
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2024 #if (NGX_HTTP_CACHE) |
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hide cacheable Set-Cookie and P3P response headers
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2025 |
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hide cacheable Set-Cookie and P3P response headers
Igor Sysoev <igor@sysoev.ru>
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|
2026 h = conf->upstream.cache ? ngx_http_proxy_hide_cache_headers: |
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2027 ngx_http_proxy_hide_headers; |
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2028 #else |
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hide cacheable Set-Cookie and P3P response headers
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|
2029 |
f905a6ab0ca8
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Igor Sysoev <igor@sysoev.ru>
parents:
2705
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|
2030 h = ngx_http_proxy_hide_headers; |
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2031 |
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2032 #endif |
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2033 |
1701
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1699
diff
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|
2034 if (ngx_http_upstream_hide_headers_hash(cf, &conf->upstream, |
2706
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|
2035 &prev->upstream, h, &hash) |
649 | 2036 != NGX_OK) |
2037 { | |
2038 return NGX_CONF_ERROR; | |
2039 } | |
2040 | |
884 | 2041 if (conf->upstream.upstream == NULL) { |
2042 conf->upstream.upstream = prev->upstream.upstream; | |
1658 | 2043 conf->vars = prev->vars; |
507 | 2044 } |
2045 | |
577 | 2046 |
2047 if (conf->body_source.data == NULL) { | |
2048 conf->body_source = prev->body_source; | |
2049 conf->body_set_len = prev->body_set_len; | |
2050 conf->body_set = prev->body_set; | |
2051 } | |
2052 | |
579 | 2053 if (conf->body_source.data && conf->body_set_len == NULL) { |
577 | 2054 |
2055 ngx_memzero(&sc, sizeof(ngx_http_script_compile_t)); | |
2056 | |
2057 sc.cf = cf; | |
2058 sc.source = &conf->body_source; | |
2059 sc.flushes = &conf->flushes; | |
2060 sc.lengths = &conf->body_set_len; | |
2061 sc.values = &conf->body_set; | |
2062 sc.complete_lengths = 1; | |
2063 sc.complete_values = 1; | |
2064 | |
2065 if (ngx_http_script_compile(&sc) != NGX_OK) { | |
2066 return NGX_CONF_ERROR; | |
2067 } | |
2068 | |
2069 if (conf->headers_source == NULL) { | |
2070 conf->headers_source = ngx_array_create(cf->pool, 4, | |
649 | 2071 sizeof(ngx_keyval_t)); |
577 | 2072 if (conf->headers_source == NULL) { |
2073 return NGX_CONF_ERROR; | |
2074 } | |
2075 } | |
2076 | |
2077 s = ngx_array_push(conf->headers_source); | |
2078 if (s == NULL) { | |
2079 return NGX_CONF_ERROR; | |
2080 } | |
2081 | |
3516
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ngx_str_set() and ngx_str_null()
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|
2082 ngx_str_set(&s->key, "Content-Length"); |
dd1570b6f237
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|
2083 ngx_str_set(&s->value, "$proxy_internal_body_length"); |
577 | 2084 } |
2085 | |
2592
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|
2086 if (ngx_http_proxy_merge_headers(cf, conf, prev) != NGX_OK) { |
3a8a53c0c42f
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diff
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|
2087 return NGX_CONF_ERROR; |
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|
2088 } |
3a8a53c0c42f
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|
2089 |
3a8a53c0c42f
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|
2090 return NGX_CONF_OK; |
3a8a53c0c42f
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|
2091 } |
3a8a53c0c42f
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2430
diff
changeset
|
2092 |
3a8a53c0c42f
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diff
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|
2093 |
3a8a53c0c42f
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diff
changeset
|
2094 static ngx_int_t |
3a8a53c0c42f
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diff
changeset
|
2095 ngx_http_proxy_merge_headers(ngx_conf_t *cf, ngx_http_proxy_loc_conf_t *conf, |
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|
2096 ngx_http_proxy_loc_conf_t *prev) |
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|
2097 { |
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|
2098 u_char *p; |
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|
2099 size_t size; |
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|
2100 uintptr_t *code; |
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|
2101 ngx_uint_t i; |
3561
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|
2102 ngx_array_t headers_names; |
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|
2103 ngx_keyval_t *src, *s, *h; |
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|
2104 ngx_hash_key_t *hk; |
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|
2105 ngx_hash_init_t hash; |
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|
2106 ngx_http_script_compile_t sc; |
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2430
diff
changeset
|
2107 ngx_http_script_copy_code_t *copy; |
577 | 2108 |
509 | 2109 if (conf->headers_source == NULL) { |
573 | 2110 conf->flushes = prev->flushes; |
507 | 2111 conf->headers_set_len = prev->headers_set_len; |
2112 conf->headers_set = prev->headers_set; | |
2113 conf->headers_set_hash = prev->headers_set_hash; | |
573 | 2114 conf->headers_source = prev->headers_source; |
507 | 2115 } |
2116 | |
2929
37b7cd336fdf
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Igor Sysoev <igor@sysoev.ru>
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2927
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changeset
|
2117 if (conf->headers_set_hash.buckets |
2949
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2929
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|
2118 #if (NGX_HTTP_CACHE) |
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2929
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|
2119 && ((conf->upstream.cache == NULL) == (prev->upstream.cache == NULL)) |
fe484c0be7c0
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2929
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|
2120 #endif |
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2929
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|
2121 ) |
2929
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2927
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|
2122 { |
2592
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|
2123 return NGX_OK; |
509 | 2124 } |
2125 | |
2126 | |
3561
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2127 if (ngx_array_init(&headers_names, cf->temp_pool, 4, sizeof(ngx_hash_key_t)) |
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|
2128 != NGX_OK) |
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|
2129 { |
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|
2130 return NGX_ERROR; |
509 | 2131 } |
2132 | |
2133 if (conf->headers_source == NULL) { | |
2134 conf->headers_source = ngx_array_create(cf->pool, 4, | |
649 | 2135 sizeof(ngx_keyval_t)); |
509 | 2136 if (conf->headers_source == NULL) { |
2592
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|
2137 return NGX_ERROR; |
509 | 2138 } |
2139 } | |
507 | 2140 |
509 | 2141 conf->headers_set_len = ngx_array_create(cf->pool, 64, 1); |
2142 if (conf->headers_set_len == NULL) { | |
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|
2143 return NGX_ERROR; |
509 | 2144 } |
2145 | |
2146 conf->headers_set = ngx_array_create(cf->pool, 512, 1); | |
2147 if (conf->headers_set == NULL) { | |
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|
2148 return NGX_ERROR; |
509 | 2149 } |
2150 | |
2151 | |
2152 src = conf->headers_source->elts; | |
2153 | |
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|
2154 #if (NGX_HTTP_CACHE) |
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2155 |
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2156 h = conf->upstream.cache ? ngx_http_proxy_cache_headers: |
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|
2157 ngx_http_proxy_headers; |
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|
2158 #else |
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|
2159 |
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|
2160 h = ngx_http_proxy_headers; |
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|
2161 |
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|
2162 #endif |
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|
2163 |
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|
2164 while (h->key.len) { |
509 | 2165 |
2166 for (i = 0; i < conf->headers_source->nelts; i++) { | |
2167 if (ngx_strcasecmp(h->key.data, src[i].key.data) == 0) { | |
2168 goto next; | |
507 | 2169 } |
2170 } | |
2171 | |
509 | 2172 s = ngx_array_push(conf->headers_source); |
2173 if (s == NULL) { | |
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changeset
|
2174 return NGX_ERROR; |
507 | 2175 } |
2176 | |
509 | 2177 *s = *h; |
507 | 2178 |
517 | 2179 src = conf->headers_source->elts; |
2180 | |
509 | 2181 next: |
507 | 2182 |
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|
2183 h++; |
509 | 2184 } |
507 | 2185 |
577 | 2186 |
2187 src = conf->headers_source->elts; | |
509 | 2188 for (i = 0; i < conf->headers_source->nelts; i++) { |
507 | 2189 |
3561
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Igor Sysoev <igor@sysoev.ru>
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3526
diff
changeset
|
2190 hk = ngx_array_push(&headers_names); |
649 | 2191 if (hk == NULL) { |
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parents:
2430
diff
changeset
|
2192 return NGX_ERROR; |
507 | 2193 } |
2194 | |
649 | 2195 hk->key = src[i].key; |
2196 hk->key_hash = ngx_hash_key_lc(src[i].key.data, src[i].key.len); | |
2197 hk->value = (void *) 1; | |
509 | 2198 |
519 | 2199 if (src[i].value.len == 0) { |
2200 continue; | |
2201 } | |
2202 | |
509 | 2203 if (ngx_http_script_variables_count(&src[i].value) == 0) { |
2204 copy = ngx_array_push_n(conf->headers_set_len, | |
2205 sizeof(ngx_http_script_copy_code_t)); | |
2206 if (copy == NULL) { | |
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2430
diff
changeset
|
2207 return NGX_ERROR; |
509 | 2208 } |
2209 | |
2210 copy->code = (ngx_http_script_code_pt) | |
2211 ngx_http_script_copy_len_code; | |
2212 copy->len = src[i].key.len + sizeof(": ") - 1 | |
2213 + src[i].value.len + sizeof(CRLF) - 1; | |
507 | 2214 |
2215 | |
509 | 2216 size = (sizeof(ngx_http_script_copy_code_t) |
2217 + src[i].key.len + sizeof(": ") - 1 | |
2218 + src[i].value.len + sizeof(CRLF) - 1 | |
2219 + sizeof(uintptr_t) - 1) | |
2220 & ~(sizeof(uintptr_t) - 1); | |
2221 | |
2222 copy = ngx_array_push_n(conf->headers_set, size); | |
2223 if (copy == NULL) { | |
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diff
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|
2224 return NGX_ERROR; |
509 | 2225 } |
2226 | |
2227 copy->code = ngx_http_script_copy_code; | |
2228 copy->len = src[i].key.len + sizeof(": ") - 1 | |
2229 + src[i].value.len + sizeof(CRLF) - 1; | |
2230 | |
2231 p = (u_char *) copy + sizeof(ngx_http_script_copy_code_t); | |
2232 | |
2233 p = ngx_cpymem(p, src[i].key.data, src[i].key.len); | |
2234 *p++ = ':'; *p++ = ' '; | |
2235 p = ngx_cpymem(p, src[i].value.data, src[i].value.len); | |
2236 *p++ = CR; *p = LF; | |
2237 | |
2238 } else { | |
2239 copy = ngx_array_push_n(conf->headers_set_len, | |
2240 sizeof(ngx_http_script_copy_code_t)); | |
2241 if (copy == NULL) { | |
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diff
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|
2242 return NGX_ERROR; |
509 | 2243 } |
2244 | |
2245 copy->code = (ngx_http_script_code_pt) | |
2246 ngx_http_script_copy_len_code; | |
2247 copy->len = src[i].key.len + sizeof(": ") - 1; | |
507 | 2248 |
2249 | |
509 | 2250 size = (sizeof(ngx_http_script_copy_code_t) |
2251 + src[i].key.len + sizeof(": ") - 1 + sizeof(uintptr_t) - 1) | |
2252 & ~(sizeof(uintptr_t) - 1); | |
2253 | |
2254 copy = ngx_array_push_n(conf->headers_set, size); | |
2255 if (copy == NULL) { | |
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diff
changeset
|
2256 return NGX_ERROR; |
509 | 2257 } |
2258 | |
2259 copy->code = ngx_http_script_copy_code; | |
2260 copy->len = src[i].key.len + sizeof(": ") - 1; | |
2261 | |
2262 p = (u_char *) copy + sizeof(ngx_http_script_copy_code_t); | |
2263 p = ngx_cpymem(p, src[i].key.data, src[i].key.len); | |
2264 *p++ = ':'; *p = ' '; | |
2265 | |
2266 | |
2267 ngx_memzero(&sc, sizeof(ngx_http_script_compile_t)); | |
2268 | |
2269 sc.cf = cf; | |
2270 sc.source = &src[i].value; | |
573 | 2271 sc.flushes = &conf->flushes; |
509 | 2272 sc.lengths = &conf->headers_set_len; |
2273 sc.values = &conf->headers_set; | |
2274 | |
2275 if (ngx_http_script_compile(&sc) != NGX_OK) { | |
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diff
changeset
|
2276 return NGX_ERROR; |
509 | 2277 } |
2278 | |
2279 | |
2280 copy = ngx_array_push_n(conf->headers_set_len, | |
2281 sizeof(ngx_http_script_copy_code_t)); | |
2282 if (copy == NULL) { | |
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diff
changeset
|
2283 return NGX_ERROR; |
509 | 2284 } |
2285 | |
2286 copy->code = (ngx_http_script_code_pt) | |
2287 ngx_http_script_copy_len_code; | |
2288 copy->len = sizeof(CRLF) - 1; | |
2289 | |
2290 | |
2291 size = (sizeof(ngx_http_script_copy_code_t) | |
2292 + sizeof(CRLF) - 1 + sizeof(uintptr_t) - 1) | |
2293 & ~(sizeof(uintptr_t) - 1); | |
2294 | |
2295 copy = ngx_array_push_n(conf->headers_set, size); | |
2296 if (copy == NULL) { | |
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diff
changeset
|
2297 return NGX_ERROR; |
509 | 2298 } |
2299 | |
2300 copy->code = ngx_http_script_copy_code; | |
2301 copy->len = sizeof(CRLF) - 1; | |
2302 | |
2303 p = (u_char *) copy + sizeof(ngx_http_script_copy_code_t); | |
2304 *p++ = CR; *p = LF; | |
507 | 2305 } |
2306 | |
509 | 2307 code = ngx_array_push_n(conf->headers_set_len, sizeof(uintptr_t)); |
2308 if (code == NULL) { | |
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diff
changeset
|
2309 return NGX_ERROR; |
507 | 2310 } |
2311 | |
509 | 2312 *code = (uintptr_t) NULL; |
2313 | |
2314 code = ngx_array_push_n(conf->headers_set, sizeof(uintptr_t)); | |
2315 if (code == NULL) { | |
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diff
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|
2316 return NGX_ERROR; |
509 | 2317 } |
2318 | |
2319 *code = (uintptr_t) NULL; | |
507 | 2320 } |
2321 | |
509 | 2322 code = ngx_array_push_n(conf->headers_set_len, sizeof(uintptr_t)); |
2323 if (code == NULL) { | |
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diff
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|
2324 return NGX_ERROR; |
507 | 2325 } |
2326 | |
509 | 2327 *code = (uintptr_t) NULL; |
507 | 2328 |
2329 | |
649 | 2330 hash.hash = &conf->headers_set_hash; |
2331 hash.key = ngx_hash_key_lc; | |
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Igor Sysoev <igor@sysoev.ru>
parents:
1125
diff
changeset
|
2332 hash.max_size = conf->headers_hash_max_size; |
1666b7b0bafc
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Igor Sysoev <igor@sysoev.ru>
parents:
1125
diff
changeset
|
2333 hash.bucket_size = conf->headers_hash_bucket_size; |
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Igor Sysoev <igor@sysoev.ru>
parents:
1125
diff
changeset
|
2334 hash.name = "proxy_headers_hash"; |
649 | 2335 hash.pool = cf->pool; |
2336 hash.temp_pool = NULL; | |
2337 | |
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parents:
3526
diff
changeset
|
2338 return ngx_hash_init(&hash, headers_names.elts, headers_names.nelts); |
507 | 2339 } |
2340 | |
2341 | |
2342 static char * | |
2343 ngx_http_proxy_pass(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) | |
2344 { | |
509 | 2345 ngx_http_proxy_loc_conf_t *plcf = conf; |
507 | 2346 |
1658 | 2347 size_t add; |
2348 u_short port; | |
2349 ngx_str_t *value, *url; | |
2350 ngx_url_t u; | |
2351 ngx_uint_t n; | |
2352 ngx_http_core_loc_conf_t *clcf; | |
2353 ngx_http_script_compile_t sc; | |
507 | 2354 |
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parents:
2285
diff
changeset
|
2355 if (plcf->upstream.upstream || plcf->proxy_lengths) { |
555 | 2356 return "is duplicate"; |
2357 } | |
2358 | |
1658 | 2359 clcf = ngx_http_conf_get_module_loc_conf(cf, ngx_http_core_module); |
2360 | |
2989
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diff
changeset
|
2361 clcf->handler = ngx_http_proxy_handler; |
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|
2362 |
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2949
diff
changeset
|
2363 if (clcf->name.data[clcf->name.len - 1] == '/') { |
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diff
changeset
|
2364 clcf->auto_redirect = 1; |
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diff
changeset
|
2365 } |
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parents:
2949
diff
changeset
|
2366 |
507 | 2367 value = cf->args->elts; |
2368 | |
2369 url = &value[1]; | |
2370 | |
1658 | 2371 n = ngx_http_script_variables_count(url); |
2372 | |
2373 if (n) { | |
2374 | |
2375 ngx_memzero(&sc, sizeof(ngx_http_script_compile_t)); | |
2376 | |
2377 sc.cf = cf; | |
2378 sc.source = url; | |
2379 sc.lengths = &plcf->proxy_lengths; | |
2380 sc.values = &plcf->proxy_values; | |
2381 sc.variables = n; | |
2382 sc.complete_lengths = 1; | |
2383 sc.complete_values = 1; | |
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ca317d9b5c09
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1671
diff
changeset
|
2384 |
1658 | 2385 if (ngx_http_script_compile(&sc) != NGX_OK) { |
2386 return NGX_CONF_ERROR; | |
2387 } | |
2388 | |
2389 #if (NGX_HTTP_SSL) | |
2390 if (ngx_http_proxy_set_ssl(cf, plcf) != NGX_OK) { | |
2391 return NGX_CONF_ERROR; | |
2392 } | |
2393 #endif | |
2394 | |
2395 return NGX_CONF_OK; | |
2396 } | |
2397 | |
1107
db7c468c447d
ngx_strcasecmp()/ngx_strncasecmp()
Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
2398 if (ngx_strncasecmp(url->data, (u_char *) "http://", 7) == 0) { |
577 | 2399 add = 7; |
591 | 2400 port = 80; |
577 | 2401 |
1107
db7c468c447d
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Igor Sysoev <igor@sysoev.ru>
parents:
969
diff
changeset
|
2402 } else if (ngx_strncasecmp(url->data, (u_char *) "https://", 8) == 0) { |
577 | 2403 |
2404 #if (NGX_HTTP_SSL) | |
1658 | 2405 if (ngx_http_proxy_set_ssl(cf, plcf) != NGX_OK) { |
2406 return NGX_CONF_ERROR; | |
2407 } | |
577 | 2408 |
2409 add = 8; | |
591 | 2410 port = 443; |
577 | 2411 #else |
2412 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, | |
2413 "https protocol requires SSL support"); | |
2414 return NGX_CONF_ERROR; | |
2415 #endif | |
2416 | |
2417 } else { | |
507 | 2418 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, "invalid URL prefix"); |
2419 return NGX_CONF_ERROR; | |
2420 } | |
2421 | |
651 | 2422 ngx_memzero(&u, sizeof(ngx_url_t)); |
2423 | |
2424 u.url.len = url->len - add; | |
2425 u.url.data = url->data + add; | |
906 | 2426 u.default_port = port; |
2427 u.uri_part = 1; | |
884 | 2428 u.no_resolve = 1; |
2429 | |
2430 plcf->upstream.upstream = ngx_http_upstream_add(cf, &u, 0); | |
2431 if (plcf->upstream.upstream == NULL) { | |
507 | 2432 return NGX_CONF_ERROR; |
2433 } | |
2434 | |
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parents:
2285
diff
changeset
|
2435 plcf->vars.schema.len = add; |
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parents:
2285
diff
changeset
|
2436 plcf->vars.schema.data = url->data; |
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diff
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|
2437 plcf->vars.key_start = plcf->vars.schema; |
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parents:
2430
diff
changeset
|
2438 |
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2430
diff
changeset
|
2439 ngx_http_proxy_set_vars(&u, &plcf->vars); |
507 | 2440 |
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diff
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|
2441 plcf->location = clcf->name; |
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2430
diff
changeset
|
2442 |
1353 | 2443 if (clcf->named |
507 | 2444 #if (NGX_PCRE) |
1353 | 2445 || clcf->regex |
2446 #endif | |
2447 || clcf->noname) | |
2448 { | |
1658 | 2449 if (plcf->vars.uri.len) { |
573 | 2450 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
2451 "\"proxy_pass\" may not have URI part in " | |
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ebab9490204c
allow proxy_pass inside limit_except
Igor Sysoev <igor@sysoev.ru>
parents:
812
diff
changeset
|
2452 "location given by regular expression, " |
1353 | 2453 "or inside named location, " |
843
ebab9490204c
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Igor Sysoev <igor@sysoev.ru>
parents:
812
diff
changeset
|
2454 "or inside the \"if\" statement, " |
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parents:
812
diff
changeset
|
2455 "or inside the \"limit_except\" block"); |
573 | 2456 return NGX_CONF_ERROR; |
2457 } | |
2458 | |
1658 | 2459 plcf->location.len = 0; |
555 | 2460 } |
2461 | |
1658 | 2462 plcf->url = *url; |
509 | 2463 |
507 | 2464 return NGX_CONF_OK; |
2465 } | |
2466 | |
2467 | |
2468 static char * | |
509 | 2469 ngx_http_proxy_redirect(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) |
507 | 2470 { |
509 | 2471 ngx_http_proxy_loc_conf_t *plcf = conf; |
2472 | |
2473 ngx_str_t *value; | |
2474 ngx_array_t *vars_lengths, *vars_values; | |
2475 ngx_http_script_compile_t sc; | |
2476 ngx_http_proxy_redirect_t *pr; | |
2477 | |
2478 if (plcf->redirect == 0) { | |
2479 return NGX_CONF_OK; | |
2480 } | |
2481 | |
2482 value = cf->args->elts; | |
2483 | |
2784
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2753
diff
changeset
|
2484 if (cf->args->nelts == 2) { |
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diff
changeset
|
2485 if (ngx_strcmp(value[1].data, "off") == 0) { |
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|
2486 plcf->redirect = 0; |
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|
2487 plcf->redirects = NULL; |
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|
2488 return NGX_CONF_OK; |
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changeset
|
2489 } |
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|
2490 |
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changeset
|
2491 if (ngx_strcmp(value[1].data, "false") == 0) { |
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diff
changeset
|
2492 ngx_conf_log_error(NGX_LOG_ERR, cf, 0, |
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|
2493 "invalid parameter \"false\", use \"off\" instead"); |
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changeset
|
2494 plcf->redirect = 0; |
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diff
changeset
|
2495 plcf->redirects = NULL; |
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changeset
|
2496 return NGX_CONF_OK; |
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|
2497 } |
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|
2498 |
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diff
changeset
|
2499 if (ngx_strcmp(value[1].data, "default") != 0) { |
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changeset
|
2500 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
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|
2501 "invalid parameter \"%V\"", &value[1]); |
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diff
changeset
|
2502 return NGX_CONF_ERROR; |
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diff
changeset
|
2503 } |
509 | 2504 } |
2505 | |
2506 if (plcf->redirects == NULL) { | |
2507 plcf->redirects = ngx_array_create(cf->pool, 1, | |
2508 sizeof(ngx_http_proxy_redirect_t)); | |
2509 if (plcf->redirects == NULL) { | |
2510 return NGX_CONF_ERROR; | |
2511 } | |
2512 } | |
2513 | |
2514 pr = ngx_array_push(plcf->redirects); | |
2515 if (pr == NULL) { | |
2516 return NGX_CONF_ERROR; | |
2517 } | |
2518 | |
2784
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2753
diff
changeset
|
2519 if (ngx_strcmp(value[1].data, "default") == 0) { |
3471
d8c56e7851b8
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diff
changeset
|
2520 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
|
2521 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
|
2522 "\"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
|
2523 "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
|
2524 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
|
2525 } |
d8c56e7851b8
"proxy_redirect default" may not be used if a proxy_pass uses variables
Igor Sysoev <igor@sysoev.ru>
parents:
3470
diff
changeset
|
2526 |
1658 | 2527 if (plcf->url.data == NULL) { |
509 | 2528 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
|
2529 "\"proxy_redirect default\" must go " |
509 | 2530 "after the \"proxy_pass\" directive"); |
2531 return NGX_CONF_ERROR; | |
2532 } | |
2533 | |
2534 pr->handler = ngx_http_proxy_rewrite_redirect_text; | |
1658 | 2535 pr->redirect = plcf->url; |
2536 | |
2537 if (plcf->vars.uri.len) { | |
2538 pr->replacement.text = plcf->location; | |
653 | 2539 |
2540 } else { | |
3516
dd1570b6f237
ngx_str_set() and ngx_str_null()
Igor Sysoev <igor@sysoev.ru>
parents:
3477
diff
changeset
|
2541 ngx_str_null(&pr->replacement.text); |
653 | 2542 } |
509 | 2543 |
2544 return NGX_CONF_OK; | |
2545 } | |
2546 | |
2547 if (ngx_http_script_variables_count(&value[2]) == 0) { | |
2548 pr->handler = ngx_http_proxy_rewrite_redirect_text; | |
2549 pr->redirect = value[1]; | |
2550 pr->replacement.text = value[2]; | |
2551 | |
2552 return NGX_CONF_OK; | |
2553 } | |
2554 | |
2555 ngx_memzero(&sc, sizeof(ngx_http_script_compile_t)); | |
2556 | |
2557 vars_lengths = NULL; | |
2558 vars_values = NULL; | |
2559 | |
2560 sc.cf = cf; | |
2561 sc.source = &value[2]; | |
2562 sc.lengths = &vars_lengths; | |
2563 sc.values = &vars_values; | |
2564 sc.complete_lengths = 1; | |
2565 sc.complete_values = 1; | |
2566 | |
2567 if (ngx_http_script_compile(&sc) != NGX_OK) { | |
2568 return NGX_CONF_ERROR; | |
2569 } | |
2570 | |
2571 pr->handler = ngx_http_proxy_rewrite_redirect_vars; | |
2572 pr->redirect = value[1]; | |
2573 pr->replacement.vars.lengths = vars_lengths->elts; | |
2574 pr->replacement.vars.values = vars_values->elts; | |
2575 | |
507 | 2576 return NGX_CONF_OK; |
2577 } | |
2578 | |
2579 | |
2580 static char * | |
1295
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2581 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
|
2582 { |
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2583 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
|
2584 |
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2585 ngx_str_t *value; |
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2586 ngx_http_script_compile_t sc; |
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2587 |
2894 | 2588 if (plcf->upstream.store != NGX_CONF_UNSET |
2589 || plcf->upstream.store_lengths) | |
1295
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 return "is duplicate"; |
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2592 } |
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2593 |
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2594 value = cf->args->elts; |
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2595 |
2895
d65e58a8d3a4
report about proxy/fastcgi_store and proxy/fastcgi_cache incompatibility
Igor Sysoev <igor@sysoev.ru>
parents:
2894
diff
changeset
|
2596 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
|
2597 plcf->upstream.store = 0; |
1295
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2598 return NGX_CONF_OK; |
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2599 } |
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2600 |
2895
d65e58a8d3a4
report about proxy/fastcgi_store and proxy/fastcgi_cache incompatibility
Igor Sysoev <igor@sysoev.ru>
parents:
2894
diff
changeset
|
2601 #if (NGX_HTTP_CACHE) |
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 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
|
2604 && plcf->upstream.cache != NULL) |
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 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
|
2607 } |
d65e58a8d3a4
report about proxy/fastcgi_store and proxy/fastcgi_cache incompatibility
Igor Sysoev <igor@sysoev.ru>
parents:
2894
diff
changeset
|
2608 |
d65e58a8d3a4
report about proxy/fastcgi_store and proxy/fastcgi_cache incompatibility
Igor Sysoev <igor@sysoev.ru>
parents:
2894
diff
changeset
|
2609 #endif |
d65e58a8d3a4
report about proxy/fastcgi_store and proxy/fastcgi_cache incompatibility
Igor Sysoev <igor@sysoev.ru>
parents:
2894
diff
changeset
|
2610 |
d65e58a8d3a4
report about proxy/fastcgi_store and proxy/fastcgi_cache incompatibility
Igor Sysoev <igor@sysoev.ru>
parents:
2894
diff
changeset
|
2611 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
|
2612 plcf->upstream.store = 1; |
1295
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2613 return NGX_CONF_OK; |
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2614 } |
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 /* include the terminating '\0' into script */ |
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2617 value[1].len++; |
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2618 |
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2619 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
|
2620 |
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2621 sc.cf = cf; |
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2622 sc.source = &value[1]; |
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2623 sc.lengths = &plcf->upstream.store_lengths; |
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2624 sc.values = &plcf->upstream.store_values; |
1563
022ec9420f80
style fix: remove double semicolons
Igor Sysoev <igor@sysoev.ru>
parents:
1488
diff
changeset
|
2625 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
|
2626 sc.complete_lengths = 1; |
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2627 sc.complete_values = 1; |
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 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
|
2630 return NGX_CONF_ERROR; |
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 return NGX_CONF_OK; |
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2634 } |
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2635 |
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2636 |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2430
diff
changeset
|
2637 #if (NGX_HTTP_CACHE) |
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 static char * |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2430
diff
changeset
|
2640 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
|
2641 { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2430
diff
changeset
|
2642 ngx_http_proxy_loc_conf_t *plcf = conf; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2430
diff
changeset
|
2643 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2430
diff
changeset
|
2644 ngx_str_t *value; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2430
diff
changeset
|
2645 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2430
diff
changeset
|
2646 value = cf->args->elts; |
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 if (plcf->upstream.cache != NGX_CONF_UNSET_PTR) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2430
diff
changeset
|
2649 return "is duplicate"; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2430
diff
changeset
|
2650 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2430
diff
changeset
|
2651 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2430
diff
changeset
|
2652 if (ngx_strcmp(value[1].data, "off") == 0) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2430
diff
changeset
|
2653 plcf->upstream.cache = NULL; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2430
diff
changeset
|
2654 return NGX_CONF_OK; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2430
diff
changeset
|
2655 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2430
diff
changeset
|
2656 |
2895
d65e58a8d3a4
report about proxy/fastcgi_store and proxy/fastcgi_cache incompatibility
Igor Sysoev <igor@sysoev.ru>
parents:
2894
diff
changeset
|
2657 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
|
2658 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
|
2659 } |
d65e58a8d3a4
report about proxy/fastcgi_store and proxy/fastcgi_cache incompatibility
Igor Sysoev <igor@sysoev.ru>
parents:
2894
diff
changeset
|
2660 |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2430
diff
changeset
|
2661 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
|
2662 &ngx_http_proxy_module); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2430
diff
changeset
|
2663 if (plcf->upstream.cache == NULL) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2430
diff
changeset
|
2664 return NGX_CONF_ERROR; |
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 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2430
diff
changeset
|
2667 return NGX_CONF_OK; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2430
diff
changeset
|
2668 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2430
diff
changeset
|
2669 |
2672 | 2670 |
2671 static char * | |
2672 ngx_http_proxy_cache_key(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) | |
2673 { | |
2674 ngx_http_proxy_loc_conf_t *plcf = conf; | |
2675 | |
2676 ngx_str_t *value; | |
2677 ngx_http_compile_complex_value_t ccv; | |
2678 | |
2679 value = cf->args->elts; | |
2680 | |
2681 if (plcf->cache_key.value.len) { | |
2682 return "is duplicate"; | |
2683 } | |
2684 | |
2685 ngx_memzero(&ccv, sizeof(ngx_http_compile_complex_value_t)); | |
2686 | |
2687 ccv.cf = cf; | |
2688 ccv.value = &value[1]; | |
2689 ccv.complex_value = &plcf->cache_key; | |
2690 | |
2691 if (ngx_http_compile_complex_value(&ccv) != NGX_OK) { | |
2692 return NGX_CONF_ERROR; | |
2693 } | |
2694 | |
2695 return NGX_CONF_OK; | |
2696 } | |
2697 | |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2430
diff
changeset
|
2698 #endif |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2430
diff
changeset
|
2699 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2430
diff
changeset
|
2700 |
1295
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2701 static char * |
507 | 2702 ngx_http_proxy_lowat_check(ngx_conf_t *cf, void *post, void *data) |
2703 { | |
2704 #if (NGX_FREEBSD) | |
2705 ssize_t *np = data; | |
2706 | |
673 | 2707 if ((u_long) *np >= ngx_freebsd_net_inet_tcp_sendspace) { |
507 | 2708 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
2709 "\"proxy_send_lowat\" must be less than %d " | |
2710 "(sysctl net.inet.tcp.sendspace)", | |
2711 ngx_freebsd_net_inet_tcp_sendspace); | |
2712 | |
2713 return NGX_CONF_ERROR; | |
2714 } | |
2715 | |
2716 #elif !(NGX_HAVE_SO_SNDLOWAT) | |
2717 ssize_t *np = data; | |
2718 | |
2719 ngx_conf_log_error(NGX_LOG_WARN, cf, 0, | |
2720 "\"proxy_send_lowat\" is not supported, ignored"); | |
2721 | |
2722 *np = 0; | |
2723 | |
2724 #endif | |
2725 | |
2726 return NGX_CONF_OK; | |
2727 } | |
884 | 2728 |
2729 | |
1658 | 2730 #if (NGX_HTTP_SSL) |
2731 | |
2732 static ngx_int_t | |
2733 ngx_http_proxy_set_ssl(ngx_conf_t *cf, ngx_http_proxy_loc_conf_t *plcf) | |
2734 { | |
2735 ngx_pool_cleanup_t *cln; | |
2736 | |
2737 plcf->upstream.ssl = ngx_pcalloc(cf->pool, sizeof(ngx_ssl_t)); | |
2738 if (plcf->upstream.ssl == NULL) { | |
2739 return NGX_ERROR; | |
2740 } | |
2741 | |
2742 plcf->upstream.ssl->log = cf->log; | |
2743 | |
2744 if (ngx_ssl_create(plcf->upstream.ssl, | |
2745 NGX_SSL_SSLv2|NGX_SSL_SSLv3|NGX_SSL_TLSv1, NULL) | |
2746 != NGX_OK) | |
2747 { | |
2748 return NGX_ERROR; | |
2749 } | |
2750 | |
2751 cln = ngx_pool_cleanup_add(cf->pool, 0); | |
2752 if (cln == NULL) { | |
2753 return NGX_ERROR; | |
2754 } | |
2755 | |
2756 cln->handler = ngx_ssl_cleanup_ctx; | |
2757 cln->data = plcf->upstream.ssl; | |
2758 | |
2759 return NGX_OK; | |
2760 } | |
2761 | |
2762 #endif | |
2763 | |
2764 | |
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2765 static void |
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2766 ngx_http_proxy_set_vars(ngx_url_t *u, ngx_http_proxy_vars_t *v) |
1658 | 2767 { |
2203
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2768 if (u->family != AF_UNIX) { |
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2769 |
1658 | 2770 if (u->no_port || u->port == u->default_port) { |
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2771 |
1658 | 2772 v->host_header = u->host; |
2773 | |
2774 if (u->default_port == 80) { | |
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2775 ngx_str_set(&v->port, "80"); |
1658 | 2776 |
2777 } else { | |
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2778 ngx_str_set(&v->port, "443"); |
1658 | 2779 } |
2780 | |
2781 } else { | |
1671
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2782 v->host_header.len = u->host.len + 1 + u->port_text.len; |
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2783 v->host_header.data = u->host.data; |
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2784 v->port = u->port_text; |
1658 | 2785 } |
2786 | |
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2787 v->key_start.len += v->host_header.len; |
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2788 |
1658 | 2789 } else { |
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2790 ngx_str_set(&v->host_header, "localhost"); |
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2791 ngx_str_null(&v->port); |
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2792 v->key_start.len += sizeof("unix:") - 1 + u->host.len + 1; |
1658 | 2793 } |
2794 | |
2795 v->uri = u->uri; | |
2796 } |