Mercurial > hg > nginx
annotate src/http/modules/ngx_http_headers_filter_module.c @ 537:c9ad0d9c7d59 release-0.1.43
nginx-0.1.43-RELEASE import
*) Feature: the listen(2) backlog in the "listen" directive can be
changed using the -HUP signal.
*) Feature: the geo2nginx.pl script was added to contrib.
*) Change: the FastCGI parameters with the empty values now are passed
to a server.
*) Bugfix: the segmentation fault occurred or the worker process may
got caught in an endless loop if the proxied or FastCGI server sent
the "Cache-Control" header line and the "expires" directive was
used; in the proxied mode the the bug had appeared in 0.1.29.
author | Igor Sysoev <igor@sysoev.ru> |
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date | Tue, 30 Aug 2005 10:55:07 +0000 |
parents | 9b8c906f6e63 |
children | b09ee85d0ac8 |
rev | line source |
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441
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1 |
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2 /* |
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3 * Copyright (C) Igor Sysoev |
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4 */ |
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6 |
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7 #include <ngx_config.h> |
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8 #include <ngx_core.h> |
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9 #include <ngx_http.h> |
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10 |
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11 |
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12 typedef struct { |
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13 time_t expires; |
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14 } ngx_http_headers_conf_t; |
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15 |
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16 |
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17 #define NGX_HTTP_EXPIRES_UNSET -2147483647 |
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18 #define NGX_HTTP_EXPIRES_OFF -2147483646 |
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19 #define NGX_HTTP_EXPIRES_EPOCH -2147483645 |
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20 |
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21 |
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22 static ngx_int_t ngx_http_headers_filter_init(ngx_cycle_t *cycle); |
326
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23 static void *ngx_http_headers_create_conf(ngx_conf_t *cf); |
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24 static char *ngx_http_headers_merge_conf(ngx_conf_t *cf, |
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25 void *parent, void *child); |
501 | 26 static char *ngx_http_headers_expires(ngx_conf_t *cf, ngx_command_t *cmd, |
27 void *conf); | |
326
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28 |
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29 |
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30 static ngx_command_t ngx_http_headers_filter_commands[] = { |
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31 |
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32 { ngx_string("expires"), |
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33 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, |
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34 ngx_http_headers_expires, |
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35 NGX_HTTP_LOC_CONF_OFFSET, |
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36 0, |
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37 NULL}, |
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38 |
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39 ngx_null_command |
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40 }; |
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41 |
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42 |
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43 static ngx_http_module_t ngx_http_headers_filter_module_ctx = { |
509 | 44 NULL, /* preconfiguration */ |
45 NULL, /* postconfiguration */ | |
326
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46 |
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47 NULL, /* create main configuration */ |
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48 NULL, /* init main configuration */ |
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49 |
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50 NULL, /* create server configuration */ |
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51 NULL, /* merge server configuration */ |
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52 |
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53 ngx_http_headers_create_conf, /* create location configuration */ |
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54 ngx_http_headers_merge_conf /* merge location configuration */ |
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55 }; |
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56 |
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57 |
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58 ngx_module_t ngx_http_headers_filter_module = { |
509 | 59 NGX_MODULE_V1, |
326
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60 &ngx_http_headers_filter_module_ctx, /* module context */ |
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61 ngx_http_headers_filter_commands, /* module directives */ |
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62 NGX_HTTP_MODULE, /* module type */ |
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63 ngx_http_headers_filter_init, /* init module */ |
499 | 64 NULL /* init process */ |
326
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65 }; |
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66 |
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67 |
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68 static ngx_http_output_header_filter_pt ngx_http_next_header_filter; |
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69 |
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70 |
501 | 71 static ngx_int_t |
72 ngx_http_headers_filter(ngx_http_request_t *r) | |
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73 { |
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74 size_t len; |
509 | 75 ngx_uint_t i; |
537 | 76 ngx_table_elt_t *expires, *cc, **ccp; |
326
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77 ngx_http_headers_conf_t *conf; |
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78 |
509 | 79 if (r->headers_out.status != NGX_HTTP_OK || r->main) { |
326
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80 return ngx_http_next_header_filter(r); |
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81 } |
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82 |
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83 conf = ngx_http_get_module_loc_conf(r, ngx_http_headers_filter_module); |
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84 |
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85 if (conf->expires != NGX_HTTP_EXPIRES_OFF) { |
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86 |
509 | 87 expires = r->headers_out.expires; |
88 | |
501 | 89 if (expires == NULL) { |
509 | 90 |
91 expires = ngx_list_push(&r->headers_out.headers); | |
92 if (expires == NULL) { | |
93 return NGX_ERROR; | |
94 } | |
95 | |
96 r->headers_out.expires = expires; | |
97 | |
98 expires->hash = 1; | |
99 expires->key.len = sizeof("Expires") - 1; | |
100 expires->key.data = (u_char *) "Expires"; | |
326
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101 } |
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102 |
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103 len = sizeof("Mon, 28 Sep 1970 06:00:00 GMT"); |
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104 expires->value.len = len - 1; |
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105 |
537 | 106 ccp = r->headers_out.cache_control.elts; |
107 | |
108 if (ccp == NULL) { | |
509 | 109 |
537 | 110 if (ngx_array_init(&r->headers_out.cache_control, r->pool, |
111 1, sizeof(ngx_table_elt_t *)) != NGX_OK) | |
112 { | |
113 return NGX_ERROR; | |
114 } | |
115 | |
116 ccp = ngx_array_push(&r->headers_out.cache_control); | |
117 if (ccp == NULL) { | |
118 return NGX_ERROR; | |
119 } | |
509 | 120 |
121 cc = ngx_list_push(&r->headers_out.headers); | |
122 if (cc == NULL) { | |
123 return NGX_ERROR; | |
124 } | |
125 | |
126 cc->hash = 1; | |
127 cc->key.len = sizeof("Cache-Control") - 1; | |
128 cc->key.data = (u_char *) "Cache-Control"; | |
129 | |
537 | 130 *ccp = cc; |
131 | |
509 | 132 } else { |
133 for (i = 1; i < r->headers_out.cache_control.nelts; i++) { | |
537 | 134 ccp[i]->hash = 0; |
509 | 135 } |
537 | 136 |
137 cc = ccp[0]; | |
509 | 138 } |
326
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139 |
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140 if (conf->expires == NGX_HTTP_EXPIRES_EPOCH) { |
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141 expires->value.data = (u_char *) "Thu, 01 Jan 1970 00:00:01 GMT"; |
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142 |
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143 cc->value.len = sizeof("no-cache") - 1; |
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144 cc->value.data = (u_char *) "no-cache"; |
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145 |
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146 } else { |
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147 expires->value.data = ngx_palloc(r->pool, len); |
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148 if (expires->value.data == NULL) { |
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149 return NGX_ERROR; |
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150 } |
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151 |
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152 if (conf->expires == 0) { |
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nginx-0.0.3-2004-04-26-00:13:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
153 ngx_memcpy(expires->value.data, ngx_cached_http_time.data, |
8733703a37f3
nginx-0.0.3-2004-04-26-00:13:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
154 ngx_cached_http_time.len + 1); |
8733703a37f3
nginx-0.0.3-2004-04-26-00:13:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
155 |
8733703a37f3
nginx-0.0.3-2004-04-26-00:13:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
156 cc->value.len = sizeof("max-age=0") - 1; |
8733703a37f3
nginx-0.0.3-2004-04-26-00:13:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
157 cc->value.data = (u_char *) "max-age=0"; |
8733703a37f3
nginx-0.0.3-2004-04-26-00:13:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
158 |
8733703a37f3
nginx-0.0.3-2004-04-26-00:13:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
159 } else { |
370
54f76b0b8dca
nginx-0.0.7-2004-06-27-22:01:57 import
Igor Sysoev <igor@sysoev.ru>
parents:
356
diff
changeset
|
160 ngx_http_time(expires->value.data, ngx_time() + conf->expires); |
326
8733703a37f3
nginx-0.0.3-2004-04-26-00:13:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
161 |
8733703a37f3
nginx-0.0.3-2004-04-26-00:13:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
162 if (conf->expires < 0) { |
8733703a37f3
nginx-0.0.3-2004-04-26-00:13:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
163 cc->value.len = sizeof("no-cache") - 1; |
8733703a37f3
nginx-0.0.3-2004-04-26-00:13:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
164 cc->value.data = (u_char *) "no-cache"; |
8733703a37f3
nginx-0.0.3-2004-04-26-00:13:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
165 |
8733703a37f3
nginx-0.0.3-2004-04-26-00:13:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
166 } else { |
477 | 167 cc->value.data = ngx_palloc(r->pool, sizeof("max-age=") |
168 + NGX_TIME_T_LEN + 1); | |
326
8733703a37f3
nginx-0.0.3-2004-04-26-00:13:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
169 if (cc->value.data == NULL) { |
8733703a37f3
nginx-0.0.3-2004-04-26-00:13:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
170 return NGX_ERROR; |
8733703a37f3
nginx-0.0.3-2004-04-26-00:13:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
171 } |
8733703a37f3
nginx-0.0.3-2004-04-26-00:13:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
172 |
455 | 173 cc->value.len = ngx_sprintf(cc->value.data, "max-age=%T", |
174 conf->expires) | |
175 - cc->value.data; | |
176 | |
326
8733703a37f3
nginx-0.0.3-2004-04-26-00:13:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
177 } |
8733703a37f3
nginx-0.0.3-2004-04-26-00:13:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
178 } |
8733703a37f3
nginx-0.0.3-2004-04-26-00:13:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
179 } |
8733703a37f3
nginx-0.0.3-2004-04-26-00:13:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
180 } |
8733703a37f3
nginx-0.0.3-2004-04-26-00:13:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
181 |
8733703a37f3
nginx-0.0.3-2004-04-26-00:13:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
182 return ngx_http_next_header_filter(r); |
8733703a37f3
nginx-0.0.3-2004-04-26-00:13:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
183 } |
8733703a37f3
nginx-0.0.3-2004-04-26-00:13:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
184 |
8733703a37f3
nginx-0.0.3-2004-04-26-00:13:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
185 |
501 | 186 static ngx_int_t |
187 ngx_http_headers_filter_init(ngx_cycle_t *cycle) | |
326
8733703a37f3
nginx-0.0.3-2004-04-26-00:13:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
188 { |
8733703a37f3
nginx-0.0.3-2004-04-26-00:13:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
189 ngx_http_next_header_filter = ngx_http_top_header_filter; |
8733703a37f3
nginx-0.0.3-2004-04-26-00:13:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
190 ngx_http_top_header_filter = ngx_http_headers_filter; |
8733703a37f3
nginx-0.0.3-2004-04-26-00:13:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
191 |
8733703a37f3
nginx-0.0.3-2004-04-26-00:13:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
192 return NGX_OK; |
8733703a37f3
nginx-0.0.3-2004-04-26-00:13:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
193 } |
8733703a37f3
nginx-0.0.3-2004-04-26-00:13:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
194 |
8733703a37f3
nginx-0.0.3-2004-04-26-00:13:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
195 |
501 | 196 static void * |
197 ngx_http_headers_create_conf(ngx_conf_t *cf) | |
326
8733703a37f3
nginx-0.0.3-2004-04-26-00:13:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
198 { |
8733703a37f3
nginx-0.0.3-2004-04-26-00:13:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
199 ngx_http_headers_conf_t *conf; |
8733703a37f3
nginx-0.0.3-2004-04-26-00:13:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
200 |
501 | 201 conf = ngx_palloc(cf->pool, sizeof(ngx_http_headers_conf_t)); |
202 if (conf == NULL) { | |
326
8733703a37f3
nginx-0.0.3-2004-04-26-00:13:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
203 return NGX_CONF_ERROR; |
8733703a37f3
nginx-0.0.3-2004-04-26-00:13:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
204 } |
8733703a37f3
nginx-0.0.3-2004-04-26-00:13:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
205 |
8733703a37f3
nginx-0.0.3-2004-04-26-00:13:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
206 conf->expires = NGX_HTTP_EXPIRES_UNSET; |
8733703a37f3
nginx-0.0.3-2004-04-26-00:13:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
207 |
8733703a37f3
nginx-0.0.3-2004-04-26-00:13:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
208 return conf; |
8733703a37f3
nginx-0.0.3-2004-04-26-00:13:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
209 } |
8733703a37f3
nginx-0.0.3-2004-04-26-00:13:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
210 |
8733703a37f3
nginx-0.0.3-2004-04-26-00:13:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
211 |
501 | 212 static char * |
213 ngx_http_headers_merge_conf(ngx_conf_t *cf, void *parent, void *child) | |
326
8733703a37f3
nginx-0.0.3-2004-04-26-00:13:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
214 { |
8733703a37f3
nginx-0.0.3-2004-04-26-00:13:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
215 ngx_http_headers_conf_t *prev = parent; |
8733703a37f3
nginx-0.0.3-2004-04-26-00:13:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
216 ngx_http_headers_conf_t *conf = child; |
8733703a37f3
nginx-0.0.3-2004-04-26-00:13:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
217 |
8733703a37f3
nginx-0.0.3-2004-04-26-00:13:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
218 if (conf->expires == NGX_HTTP_EXPIRES_UNSET) { |
8733703a37f3
nginx-0.0.3-2004-04-26-00:13:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
219 conf->expires = (prev->expires == NGX_HTTP_EXPIRES_UNSET) ? |
8733703a37f3
nginx-0.0.3-2004-04-26-00:13:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
220 NGX_HTTP_EXPIRES_OFF : prev->expires; |
8733703a37f3
nginx-0.0.3-2004-04-26-00:13:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
221 } |
8733703a37f3
nginx-0.0.3-2004-04-26-00:13:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
222 |
8733703a37f3
nginx-0.0.3-2004-04-26-00:13:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
223 return NGX_CONF_OK; |
8733703a37f3
nginx-0.0.3-2004-04-26-00:13:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
224 } |
8733703a37f3
nginx-0.0.3-2004-04-26-00:13:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
225 |
8733703a37f3
nginx-0.0.3-2004-04-26-00:13:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
226 |
501 | 227 static char * |
228 ngx_http_headers_expires(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) | |
326
8733703a37f3
nginx-0.0.3-2004-04-26-00:13:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
229 { |
8733703a37f3
nginx-0.0.3-2004-04-26-00:13:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
230 ngx_http_headers_conf_t *hcf = conf; |
8733703a37f3
nginx-0.0.3-2004-04-26-00:13:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
231 |
8733703a37f3
nginx-0.0.3-2004-04-26-00:13:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
232 ngx_uint_t minus; |
8733703a37f3
nginx-0.0.3-2004-04-26-00:13:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
233 ngx_str_t *value; |
8733703a37f3
nginx-0.0.3-2004-04-26-00:13:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
234 |
8733703a37f3
nginx-0.0.3-2004-04-26-00:13:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
235 if (hcf->expires != NGX_HTTP_EXPIRES_UNSET) { |
8733703a37f3
nginx-0.0.3-2004-04-26-00:13:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
236 return "is duplicate"; |
8733703a37f3
nginx-0.0.3-2004-04-26-00:13:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
237 } |
8733703a37f3
nginx-0.0.3-2004-04-26-00:13:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
238 |
8733703a37f3
nginx-0.0.3-2004-04-26-00:13:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
239 value = cf->args->elts; |
8733703a37f3
nginx-0.0.3-2004-04-26-00:13:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
240 |
8733703a37f3
nginx-0.0.3-2004-04-26-00:13:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
241 if (ngx_strcmp(value[1].data, "epoch") == 0) { |
8733703a37f3
nginx-0.0.3-2004-04-26-00:13:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
242 hcf->expires = NGX_HTTP_EXPIRES_EPOCH; |
8733703a37f3
nginx-0.0.3-2004-04-26-00:13:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
243 return NGX_CONF_OK; |
8733703a37f3
nginx-0.0.3-2004-04-26-00:13:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
244 } |
8733703a37f3
nginx-0.0.3-2004-04-26-00:13:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
245 |
8733703a37f3
nginx-0.0.3-2004-04-26-00:13:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
246 if (ngx_strcmp(value[1].data, "off") == 0) { |
8733703a37f3
nginx-0.0.3-2004-04-26-00:13:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
247 hcf->expires = NGX_HTTP_EXPIRES_OFF; |
8733703a37f3
nginx-0.0.3-2004-04-26-00:13:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
248 return NGX_CONF_OK; |
8733703a37f3
nginx-0.0.3-2004-04-26-00:13:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
249 } |
8733703a37f3
nginx-0.0.3-2004-04-26-00:13:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
250 |
8733703a37f3
nginx-0.0.3-2004-04-26-00:13:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
251 if (value[1].data[0] == '+') { |
8733703a37f3
nginx-0.0.3-2004-04-26-00:13:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
252 value[1].data++; |
8733703a37f3
nginx-0.0.3-2004-04-26-00:13:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
253 value[1].len--; |
8733703a37f3
nginx-0.0.3-2004-04-26-00:13:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
254 minus = 0; |
8733703a37f3
nginx-0.0.3-2004-04-26-00:13:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
255 |
8733703a37f3
nginx-0.0.3-2004-04-26-00:13:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
256 } else if (value[1].data[0] == '-') { |
8733703a37f3
nginx-0.0.3-2004-04-26-00:13:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
257 value[1].data++; |
8733703a37f3
nginx-0.0.3-2004-04-26-00:13:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
258 value[1].len--; |
8733703a37f3
nginx-0.0.3-2004-04-26-00:13:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
259 minus = 1; |
8733703a37f3
nginx-0.0.3-2004-04-26-00:13:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
260 |
8733703a37f3
nginx-0.0.3-2004-04-26-00:13:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
261 } else { |
8733703a37f3
nginx-0.0.3-2004-04-26-00:13:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
262 minus = 0; |
8733703a37f3
nginx-0.0.3-2004-04-26-00:13:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
263 } |
8733703a37f3
nginx-0.0.3-2004-04-26-00:13:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
264 |
8733703a37f3
nginx-0.0.3-2004-04-26-00:13:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
265 hcf->expires = ngx_parse_time(&value[1], 1); |
501 | 266 |
326
8733703a37f3
nginx-0.0.3-2004-04-26-00:13:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
267 if (hcf->expires == NGX_ERROR) { |
8733703a37f3
nginx-0.0.3-2004-04-26-00:13:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
268 return "invalid value"; |
8733703a37f3
nginx-0.0.3-2004-04-26-00:13:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
269 } |
8733703a37f3
nginx-0.0.3-2004-04-26-00:13:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
270 |
8733703a37f3
nginx-0.0.3-2004-04-26-00:13:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
271 if (hcf->expires == NGX_PARSE_LARGE_TIME) { |
8733703a37f3
nginx-0.0.3-2004-04-26-00:13:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
272 return "value must be less than 68 years"; |
8733703a37f3
nginx-0.0.3-2004-04-26-00:13:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
273 } |
8733703a37f3
nginx-0.0.3-2004-04-26-00:13:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
274 |
8733703a37f3
nginx-0.0.3-2004-04-26-00:13:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
275 if (minus) { |
8733703a37f3
nginx-0.0.3-2004-04-26-00:13:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
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276 hcf->expires = - hcf->expires; |
8733703a37f3
nginx-0.0.3-2004-04-26-00:13:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
277 } |
8733703a37f3
nginx-0.0.3-2004-04-26-00:13:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
278 |
8733703a37f3
nginx-0.0.3-2004-04-26-00:13:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
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279 return NGX_CONF_OK; |
8733703a37f3
nginx-0.0.3-2004-04-26-00:13:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
280 } |