Mercurial > hg > nginx-quic
annotate src/http/modules/ngx_http_headers_filter_module.c @ 3112:5ddc9458e4bb
increase request counter before an upstream cleanup because the cleanup
decreases the counter via ngx_http_finalize_request(r, NGX_DONE),
the bug was introduced in r3050
author | Igor Sysoev <igor@sysoev.ru> |
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date | Tue, 08 Sep 2009 11:37:50 +0000 |
parents | c7d57b539248 |
children | 6cc74c87c656 |
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 |
441
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4 */ |
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5 |
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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 ngx_http_header_val_s ngx_http_header_val_t; |
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13 |
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14 typedef ngx_int_t (*ngx_http_set_header_pt)(ngx_http_request_t *r, |
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15 ngx_http_header_val_t *hv, ngx_str_t *value); |
625 | 16 |
17 | |
18 typedef struct { | |
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19 ngx_str_t name; |
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20 ngx_uint_t offset; |
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21 ngx_http_set_header_pt handler; |
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22 } ngx_http_set_header_t; |
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23 |
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24 |
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25 struct ngx_http_header_val_s { |
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26 ngx_http_complex_value_t value; |
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27 ngx_uint_t hash; |
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28 ngx_str_t key; |
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29 ngx_http_set_header_pt handler; |
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30 ngx_uint_t offset; |
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31 }; |
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32 |
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33 |
2013 | 34 #define NGX_HTTP_EXPIRES_OFF 0 |
35 #define NGX_HTTP_EXPIRES_EPOCH 1 | |
36 #define NGX_HTTP_EXPIRES_MAX 2 | |
37 #define NGX_HTTP_EXPIRES_ACCESS 3 | |
38 #define NGX_HTTP_EXPIRES_MODIFIED 4 | |
2163 | 39 #define NGX_HTTP_EXPIRES_DAILY 5 |
2013 | 40 |
41 | |
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42 typedef struct { |
2013 | 43 ngx_uint_t expires; |
44 time_t expires_time; | |
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45 ngx_array_t *headers; |
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46 } ngx_http_headers_conf_t; |
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47 |
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48 |
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49 static ngx_int_t ngx_http_set_expires(ngx_http_request_t *r, |
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50 ngx_http_headers_conf_t *conf); |
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51 static ngx_int_t ngx_http_add_cache_control(ngx_http_request_t *r, |
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52 ngx_http_header_val_t *hv, ngx_str_t *value); |
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53 static ngx_int_t ngx_http_set_last_modified(ngx_http_request_t *r, |
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54 ngx_http_header_val_t *hv, ngx_str_t *value); |
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55 |
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56 static void *ngx_http_headers_create_conf(ngx_conf_t *cf); |
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57 static char *ngx_http_headers_merge_conf(ngx_conf_t *cf, |
573 | 58 void *parent, void *child); |
681 | 59 static ngx_int_t ngx_http_headers_filter_init(ngx_conf_t *cf); |
501 | 60 static char *ngx_http_headers_expires(ngx_conf_t *cf, ngx_command_t *cmd, |
61 void *conf); | |
573 | 62 static char *ngx_http_headers_add(ngx_conf_t *cf, ngx_command_t *cmd, |
63 void *conf); | |
326
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64 |
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65 |
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66 static ngx_http_set_header_t ngx_http_set_headers[] = { |
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67 |
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68 { ngx_string("Cache-Control"), 0, ngx_http_add_cache_control }, |
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69 |
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70 { ngx_string("Last-Modified"), |
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71 offsetof(ngx_http_headers_out_t, last_modified), |
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72 ngx_http_set_last_modified }, |
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73 |
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74 { ngx_null_string, 0, NULL } |
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75 }; |
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76 |
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77 |
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78 static ngx_command_t ngx_http_headers_filter_commands[] = { |
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79 |
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80 { ngx_string("expires"), |
573 | 81 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_HTTP_LIF_CONF |
2013 | 82 |NGX_CONF_TAKE12, |
326
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83 ngx_http_headers_expires, |
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84 NGX_HTTP_LOC_CONF_OFFSET, |
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85 0, |
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86 NULL}, |
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87 |
573 | 88 { ngx_string("add_header"), |
89 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_HTTP_LIF_CONF | |
90 |NGX_CONF_TAKE2, | |
91 ngx_http_headers_add, | |
92 NGX_HTTP_LOC_CONF_OFFSET, | |
93 0, | |
94 NULL}, | |
95 | |
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96 ngx_null_command |
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97 }; |
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98 |
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99 |
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100 static ngx_http_module_t ngx_http_headers_filter_module_ctx = { |
509 | 101 NULL, /* preconfiguration */ |
681 | 102 ngx_http_headers_filter_init, /* postconfiguration */ |
326
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103 |
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104 NULL, /* create main configuration */ |
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105 NULL, /* init main configuration */ |
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106 |
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107 NULL, /* create server configuration */ |
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108 NULL, /* merge server configuration */ |
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109 |
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110 ngx_http_headers_create_conf, /* create location configuration */ |
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111 ngx_http_headers_merge_conf /* merge location configuration */ |
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112 }; |
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113 |
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114 |
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115 ngx_module_t ngx_http_headers_filter_module = { |
509 | 116 NGX_MODULE_V1, |
326
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117 &ngx_http_headers_filter_module_ctx, /* module context */ |
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118 ngx_http_headers_filter_commands, /* module directives */ |
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119 NGX_HTTP_MODULE, /* module type */ |
541 | 120 NULL, /* init master */ |
681 | 121 NULL, /* init module */ |
541 | 122 NULL, /* init process */ |
123 NULL, /* init thread */ | |
124 NULL, /* exit thread */ | |
125 NULL, /* exit process */ | |
126 NULL, /* exit master */ | |
127 NGX_MODULE_V1_PADDING | |
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128 }; |
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129 |
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130 |
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131 static ngx_http_output_header_filter_pt ngx_http_next_header_filter; |
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132 |
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133 |
501 | 134 static ngx_int_t |
135 ngx_http_headers_filter(ngx_http_request_t *r) | |
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136 { |
1364 | 137 ngx_str_t value; |
509 | 138 ngx_uint_t i; |
625 | 139 ngx_http_header_val_t *h; |
326
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140 ngx_http_headers_conf_t *conf; |
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141 |
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142 conf = ngx_http_get_module_loc_conf(r, ngx_http_headers_filter_module); |
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143 |
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144 if ((conf->expires == NGX_HTTP_EXPIRES_OFF && conf->headers == NULL) |
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145 || r != r->main |
663 | 146 || (r->headers_out.status != NGX_HTTP_OK |
147 && r->headers_out.status != NGX_HTTP_NO_CONTENT | |
148 && r->headers_out.status != NGX_HTTP_MOVED_PERMANENTLY | |
149 && r->headers_out.status != NGX_HTTP_MOVED_TEMPORARILY | |
150 && r->headers_out.status != NGX_HTTP_NOT_MODIFIED)) | |
543 | 151 { |
326
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152 return ngx_http_next_header_filter(r); |
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153 } |
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154 |
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155 if (conf->expires != NGX_HTTP_EXPIRES_OFF) { |
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156 if (ngx_http_set_expires(r, conf) != NGX_OK) { |
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157 return NGX_ERROR; |
326
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158 } |
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159 } |
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160 |
573 | 161 if (conf->headers) { |
162 h = conf->headers->elts; | |
163 for (i = 0; i < conf->headers->nelts; i++) { | |
625 | 164 |
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165 if (ngx_http_complex_value(r, &h[i].value, &value) != NGX_OK) { |
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166 return NGX_ERROR; |
625 | 167 } |
168 | |
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169 if (h[i].handler(r, &h[i], &value) != NGX_OK) { |
625 | 170 return NGX_ERROR; |
171 } | |
573 | 172 } |
173 } | |
174 | |
326
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175 return ngx_http_next_header_filter(r); |
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176 } |
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177 |
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178 |
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179 static ngx_int_t |
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180 ngx_http_set_expires(ngx_http_request_t *r, ngx_http_headers_conf_t *conf) |
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181 { |
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182 size_t len; |
2163 | 183 time_t now, expires_time, max_age; |
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184 ngx_uint_t i; |
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185 ngx_table_elt_t *expires, *cc, **ccp; |
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186 |
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187 expires = r->headers_out.expires; |
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188 |
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189 if (expires == NULL) { |
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190 |
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191 expires = ngx_list_push(&r->headers_out.headers); |
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192 if (expires == NULL) { |
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193 return NGX_ERROR; |
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194 } |
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195 |
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196 r->headers_out.expires = expires; |
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197 |
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198 expires->hash = 1; |
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199 expires->key.len = sizeof("Expires") - 1; |
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200 expires->key.data = (u_char *) "Expires"; |
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201 } |
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202 |
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203 len = sizeof("Mon, 28 Sep 1970 06:00:00 GMT"); |
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204 expires->value.len = len - 1; |
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205 |
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206 ccp = r->headers_out.cache_control.elts; |
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207 |
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208 if (ccp == NULL) { |
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209 |
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210 if (ngx_array_init(&r->headers_out.cache_control, r->pool, |
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211 1, sizeof(ngx_table_elt_t *)) |
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212 != NGX_OK) |
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213 { |
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214 return NGX_ERROR; |
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215 } |
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216 |
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217 ccp = ngx_array_push(&r->headers_out.cache_control); |
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218 if (ccp == NULL) { |
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219 return NGX_ERROR; |
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220 } |
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221 |
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222 cc = ngx_list_push(&r->headers_out.headers); |
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223 if (cc == NULL) { |
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224 return NGX_ERROR; |
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225 } |
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226 |
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227 cc->hash = 1; |
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228 cc->key.len = sizeof("Cache-Control") - 1; |
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229 cc->key.data = (u_char *) "Cache-Control"; |
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230 |
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231 *ccp = cc; |
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232 |
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233 } else { |
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234 for (i = 1; i < r->headers_out.cache_control.nelts; i++) { |
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235 ccp[i]->hash = 0; |
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236 } |
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237 |
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238 cc = ccp[0]; |
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239 } |
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240 |
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241 if (conf->expires == NGX_HTTP_EXPIRES_EPOCH) { |
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242 expires->value.data = (u_char *) "Thu, 01 Jan 1970 00:00:01 GMT"; |
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243 |
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244 cc->value.len = sizeof("no-cache") - 1; |
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245 cc->value.data = (u_char *) "no-cache"; |
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246 |
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247 return NGX_OK; |
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248 } |
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249 |
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250 if (conf->expires == NGX_HTTP_EXPIRES_MAX) { |
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251 expires->value.data = (u_char *) "Thu, 31 Dec 2037 23:55:55 GMT"; |
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252 |
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253 /* 10 years */ |
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254 cc->value.len = sizeof("max-age=315360000") - 1; |
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255 cc->value.data = (u_char *) "max-age=315360000"; |
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256 |
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257 return NGX_OK; |
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258 } |
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259 |
2049 | 260 expires->value.data = ngx_pnalloc(r->pool, len); |
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261 if (expires->value.data == NULL) { |
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262 return NGX_ERROR; |
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263 } |
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264 |
2013 | 265 if (conf->expires_time == 0) { |
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266 ngx_memcpy(expires->value.data, ngx_cached_http_time.data, |
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267 ngx_cached_http_time.len + 1); |
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268 |
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269 cc->value.len = sizeof("max-age=0") - 1; |
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270 cc->value.data = (u_char *) "max-age=0"; |
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271 |
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272 return NGX_OK; |
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273 } |
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274 |
2163 | 275 now = ngx_time(); |
276 | |
2013 | 277 if (conf->expires == NGX_HTTP_EXPIRES_ACCESS |
278 || r->headers_out.last_modified_time == -1) | |
279 { | |
2163 | 280 expires_time = now + conf->expires_time; |
281 max_age = conf->expires_time; | |
282 | |
283 } else if (conf->expires == NGX_HTTP_EXPIRES_DAILY) { | |
284 expires_time = ngx_next_time(conf->expires_time); | |
285 max_age = expires_time - now; | |
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286 |
2013 | 287 } else { |
2163 | 288 expires_time = r->headers_out.last_modified_time + conf->expires_time; |
289 max_age = expires_time - now; | |
2013 | 290 } |
291 | |
2163 | 292 ngx_http_time(expires->value.data, expires_time); |
2013 | 293 |
294 if (conf->expires_time < 0) { | |
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295 cc->value.len = sizeof("no-cache") - 1; |
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296 cc->value.data = (u_char *) "no-cache"; |
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297 |
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298 return NGX_OK; |
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299 } |
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300 |
2049 | 301 cc->value.data = ngx_pnalloc(r->pool, |
302 sizeof("max-age=") + NGX_TIME_T_LEN + 1); | |
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303 if (cc->value.data == NULL) { |
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304 return NGX_ERROR; |
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305 } |
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306 |
2163 | 307 cc->value.len = ngx_sprintf(cc->value.data, "max-age=%T", max_age) |
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308 - cc->value.data; |
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309 |
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310 return NGX_OK; |
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311 } |
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312 |
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313 |
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314 static ngx_int_t |
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315 ngx_http_add_header(ngx_http_request_t *r, ngx_http_header_val_t *hv, |
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316 ngx_str_t *value) |
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317 { |
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318 ngx_table_elt_t *h; |
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319 |
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320 if (value->len) { |
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321 h = ngx_list_push(&r->headers_out.headers); |
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322 if (h == NULL) { |
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323 return NGX_ERROR; |
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324 } |
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325 |
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326 h->hash = hv->hash; |
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327 h->key = hv->key; |
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328 h->value = *value; |
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329 } |
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330 |
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331 return NGX_OK; |
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332 } |
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333 |
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334 |
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335 static ngx_int_t |
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336 ngx_http_add_cache_control(ngx_http_request_t *r, ngx_http_header_val_t *hv, |
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337 ngx_str_t *value) |
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338 { |
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339 ngx_table_elt_t *cc, **ccp; |
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340 |
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341 ccp = r->headers_out.cache_control.elts; |
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342 |
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343 if (ccp == NULL) { |
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344 |
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345 if (ngx_array_init(&r->headers_out.cache_control, r->pool, |
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346 1, sizeof(ngx_table_elt_t *)) |
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347 != NGX_OK) |
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348 { |
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349 return NGX_ERROR; |
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350 } |
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351 } |
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352 |
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353 ccp = ngx_array_push(&r->headers_out.cache_control); |
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354 if (ccp == NULL) { |
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355 return NGX_ERROR; |
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356 } |
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357 |
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358 cc = ngx_list_push(&r->headers_out.headers); |
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359 if (cc == NULL) { |
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360 return NGX_ERROR; |
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361 } |
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362 |
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363 cc->hash = 1; |
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364 cc->key.len = sizeof("Cache-Control") - 1; |
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365 cc->key.data = (u_char *) "Cache-Control"; |
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366 cc->value = *value; |
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367 |
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368 *ccp = cc; |
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369 |
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370 return NGX_OK; |
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371 } |
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372 |
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373 |
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374 static ngx_int_t |
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375 ngx_http_set_last_modified(ngx_http_request_t *r, ngx_http_header_val_t *hv, |
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376 ngx_str_t *value) |
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377 { |
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378 ngx_table_elt_t *h, **old; |
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379 |
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380 if (hv->offset) { |
1364 | 381 old = (ngx_table_elt_t **) ((char *) &r->headers_out + hv->offset); |
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382 |
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383 } else { |
1364 | 384 old = NULL; |
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385 } |
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386 |
1655 | 387 r->headers_out.last_modified_time = -1; |
388 | |
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389 if (old == NULL || *old == NULL) { |
1655 | 390 |
391 if (value->len == 0) { | |
392 return NGX_OK; | |
393 } | |
394 | |
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395 h = ngx_list_push(&r->headers_out.headers); |
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396 if (h == NULL) { |
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397 return NGX_ERROR; |
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398 } |
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399 |
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400 } else { |
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401 h = *old; |
1655 | 402 |
403 if (value->len == 0) { | |
404 h->hash = 0; | |
405 return NGX_OK; | |
406 } | |
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407 } |
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408 |
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409 h->hash = hv->hash; |
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410 h->key = hv->key; |
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411 h->value = *value; |
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412 |
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413 return NGX_OK; |
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414 } |
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415 |
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416 |
501 | 417 static void * |
418 ngx_http_headers_create_conf(ngx_conf_t *cf) | |
577 | 419 { |
326
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420 ngx_http_headers_conf_t *conf; |
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421 |
573 | 422 conf = ngx_pcalloc(cf->pool, sizeof(ngx_http_headers_conf_t)); |
501 | 423 if (conf == NULL) { |
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424 return NULL; |
326
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425 } |
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426 |
573 | 427 /* |
428 * set by ngx_pcalloc(): | |
429 * | |
430 * conf->headers = NULL; | |
2013 | 431 * conf->expires_time = 0; |
573 | 432 */ |
433 | |
2013 | 434 conf->expires = NGX_CONF_UNSET_UINT; |
326
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435 |
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436 return conf; |
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nginx-0.0.3-2004-04-26-00:13:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
437 } |
8733703a37f3
nginx-0.0.3-2004-04-26-00:13:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
438 |
8733703a37f3
nginx-0.0.3-2004-04-26-00:13:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
439 |
501 | 440 static char * |
441 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
|
442 { |
8733703a37f3
nginx-0.0.3-2004-04-26-00:13:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
443 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
|
444 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
|
445 |
2013 | 446 if (conf->expires == NGX_CONF_UNSET_UINT) { |
447 conf->expires = prev->expires; | |
448 conf->expires_time = prev->expires_time; | |
449 | |
450 if (conf->expires == NGX_CONF_UNSET_UINT) { | |
451 conf->expires = NGX_HTTP_EXPIRES_OFF; | |
452 } | |
326
8733703a37f3
nginx-0.0.3-2004-04-26-00:13:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
453 } |
8733703a37f3
nginx-0.0.3-2004-04-26-00:13:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
454 |
573 | 455 if (conf->headers == NULL) { |
456 conf->headers = prev->headers; | |
457 } | |
458 | |
326
8733703a37f3
nginx-0.0.3-2004-04-26-00:13:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
459 return NGX_CONF_OK; |
8733703a37f3
nginx-0.0.3-2004-04-26-00:13:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
460 } |
8733703a37f3
nginx-0.0.3-2004-04-26-00:13:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
461 |
8733703a37f3
nginx-0.0.3-2004-04-26-00:13:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
462 |
681 | 463 static ngx_int_t |
464 ngx_http_headers_filter_init(ngx_conf_t *cf) | |
465 { | |
466 ngx_http_next_header_filter = ngx_http_top_header_filter; | |
467 ngx_http_top_header_filter = ngx_http_headers_filter; | |
468 | |
469 return NGX_OK; | |
470 } | |
471 | |
472 | |
501 | 473 static char * |
474 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
|
475 { |
8733703a37f3
nginx-0.0.3-2004-04-26-00:13:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
476 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
|
477 |
2013 | 478 ngx_uint_t minus, n; |
326
8733703a37f3
nginx-0.0.3-2004-04-26-00:13:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
479 ngx_str_t *value; |
8733703a37f3
nginx-0.0.3-2004-04-26-00:13:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
480 |
2013 | 481 if (hcf->expires != NGX_CONF_UNSET_UINT) { |
326
8733703a37f3
nginx-0.0.3-2004-04-26-00:13:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
482 return "is duplicate"; |
8733703a37f3
nginx-0.0.3-2004-04-26-00:13:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
483 } |
8733703a37f3
nginx-0.0.3-2004-04-26-00:13:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
484 |
8733703a37f3
nginx-0.0.3-2004-04-26-00:13:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
485 value = cf->args->elts; |
8733703a37f3
nginx-0.0.3-2004-04-26-00:13:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
486 |
2013 | 487 if (cf->args->nelts == 2) { |
488 | |
489 if (ngx_strcmp(value[1].data, "epoch") == 0) { | |
490 hcf->expires = NGX_HTTP_EXPIRES_EPOCH; | |
491 return NGX_CONF_OK; | |
492 } | |
493 | |
494 if (ngx_strcmp(value[1].data, "max") == 0) { | |
495 hcf->expires = NGX_HTTP_EXPIRES_MAX; | |
496 return NGX_CONF_OK; | |
497 } | |
326
8733703a37f3
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parents:
diff
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|
498 |
2013 | 499 if (ngx_strcmp(value[1].data, "off") == 0) { |
500 hcf->expires = NGX_HTTP_EXPIRES_OFF; | |
501 return NGX_CONF_OK; | |
502 } | |
503 | |
504 hcf->expires = NGX_HTTP_EXPIRES_ACCESS; | |
505 | |
506 n = 1; | |
507 | |
508 } else { /* cf->args->nelts == 3 */ | |
509 | |
510 if (ngx_strcmp(value[1].data, "modified") != 0) { | |
511 return "invalid value"; | |
512 } | |
513 | |
514 hcf->expires = NGX_HTTP_EXPIRES_MODIFIED; | |
515 | |
516 n = 2; | |
729 | 517 } |
518 | |
2163 | 519 if (value[n].data[0] == '@') { |
520 value[n].data++; | |
521 value[n].len--; | |
522 minus = 0; | |
523 | |
524 if (hcf->expires == NGX_HTTP_EXPIRES_MODIFIED) { | |
525 return "daily time can not be used with \"modified\" parameter"; | |
526 } | |
527 | |
528 hcf->expires = NGX_HTTP_EXPIRES_DAILY; | |
529 | |
530 } else if (value[n].data[0] == '+') { | |
2013 | 531 value[n].data++; |
532 value[n].len--; | |
326
8733703a37f3
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Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
533 minus = 0; |
8733703a37f3
nginx-0.0.3-2004-04-26-00:13:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
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|
534 |
2013 | 535 } else if (value[n].data[0] == '-') { |
536 value[n].data++; | |
537 value[n].len--; | |
326
8733703a37f3
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Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
538 minus = 1; |
8733703a37f3
nginx-0.0.3-2004-04-26-00:13:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
539 |
8733703a37f3
nginx-0.0.3-2004-04-26-00:13:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
540 } else { |
8733703a37f3
nginx-0.0.3-2004-04-26-00:13:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
541 minus = 0; |
8733703a37f3
nginx-0.0.3-2004-04-26-00:13:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
542 } |
8733703a37f3
nginx-0.0.3-2004-04-26-00:13:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
543 |
2013 | 544 hcf->expires_time = ngx_parse_time(&value[n], 1); |
501 | 545 |
2013 | 546 if (hcf->expires_time == NGX_ERROR) { |
326
8733703a37f3
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Igor Sysoev <igor@sysoev.ru>
parents:
diff
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|
547 return "invalid value"; |
8733703a37f3
nginx-0.0.3-2004-04-26-00:13:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
548 } |
577 | 549 |
2164 | 550 if (hcf->expires == NGX_HTTP_EXPIRES_DAILY |
551 && hcf->expires_time > 24 * 60 * 60) | |
552 { | |
553 return "daily time value must be less than 24 hours"; | |
554 } | |
555 | |
2013 | 556 if (hcf->expires_time == NGX_PARSE_LARGE_TIME) { |
326
8733703a37f3
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parents:
diff
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|
557 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
|
558 } |
8733703a37f3
nginx-0.0.3-2004-04-26-00:13:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
559 |
8733703a37f3
nginx-0.0.3-2004-04-26-00:13:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
560 if (minus) { |
2013 | 561 hcf->expires_time = - hcf->expires_time; |
326
8733703a37f3
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Igor Sysoev <igor@sysoev.ru>
parents:
diff
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|
562 } |
8733703a37f3
nginx-0.0.3-2004-04-26-00:13:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
563 |
8733703a37f3
nginx-0.0.3-2004-04-26-00:13:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
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|
564 return NGX_CONF_OK; |
8733703a37f3
nginx-0.0.3-2004-04-26-00:13:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
565 } |
573 | 566 |
567 | |
568 static char * | |
569 ngx_http_headers_add(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) | |
570 { | |
571 ngx_http_headers_conf_t *hcf = conf; | |
572 | |
2588
a6954ce88b80
use complex values in add_header, auth_basic_user_file,
Igor Sysoev <igor@sysoev.ru>
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2406
diff
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|
573 ngx_str_t *value; |
a6954ce88b80
use complex values in add_header, auth_basic_user_file,
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|
574 ngx_uint_t i; |
a6954ce88b80
use complex values in add_header, auth_basic_user_file,
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diff
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|
575 ngx_http_header_val_t *hv; |
a6954ce88b80
use complex values in add_header, auth_basic_user_file,
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diff
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|
576 ngx_http_set_header_t *set; |
a6954ce88b80
use complex values in add_header, auth_basic_user_file,
Igor Sysoev <igor@sysoev.ru>
parents:
2406
diff
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|
577 ngx_http_compile_complex_value_t ccv; |
573 | 578 |
579 value = cf->args->elts; | |
580 | |
581 if (hcf->headers == NULL) { | |
625 | 582 hcf->headers = ngx_array_create(cf->pool, 1, |
583 sizeof(ngx_http_header_val_t)); | |
573 | 584 if (hcf->headers == NULL) { |
585 return NGX_CONF_ERROR; | |
586 } | |
587 } | |
588 | |
2588
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use complex values in add_header, auth_basic_user_file,
Igor Sysoev <igor@sysoev.ru>
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diff
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|
589 hv = ngx_array_push(hcf->headers); |
a6954ce88b80
use complex values in add_header, auth_basic_user_file,
Igor Sysoev <igor@sysoev.ru>
parents:
2406
diff
changeset
|
590 if (hv == NULL) { |
573 | 591 return NGX_CONF_ERROR; |
592 } | |
593 | |
2588
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Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
594 hv->hash = 1; |
a6954ce88b80
use complex values in add_header, auth_basic_user_file,
Igor Sysoev <igor@sysoev.ru>
parents:
2406
diff
changeset
|
595 hv->key = value[1]; |
a6954ce88b80
use complex values in add_header, auth_basic_user_file,
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parents:
2406
diff
changeset
|
596 hv->handler = ngx_http_add_header; |
a6954ce88b80
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parents:
2406
diff
changeset
|
597 hv->offset = 0; |
625 | 598 |
2588
a6954ce88b80
use complex values in add_header, auth_basic_user_file,
Igor Sysoev <igor@sysoev.ru>
parents:
2406
diff
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|
599 set = ngx_http_set_headers; |
a6954ce88b80
use complex values in add_header, auth_basic_user_file,
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parents:
2406
diff
changeset
|
600 for (i = 0; set[i].name.len; i++) { |
a6954ce88b80
use complex values in add_header, auth_basic_user_file,
Igor Sysoev <igor@sysoev.ru>
parents:
2406
diff
changeset
|
601 if (ngx_strcasecmp(value[1].data, set[i].name.data) != 0) { |
1363
b0e114fb3bdc
use header specific handler in add_handler,
Igor Sysoev <igor@sysoev.ru>
parents:
1107
diff
changeset
|
602 continue; |
b0e114fb3bdc
use header specific handler in add_handler,
Igor Sysoev <igor@sysoev.ru>
parents:
1107
diff
changeset
|
603 } |
b0e114fb3bdc
use header specific handler in add_handler,
Igor Sysoev <igor@sysoev.ru>
parents:
1107
diff
changeset
|
604 |
2588
a6954ce88b80
use complex values in add_header, auth_basic_user_file,
Igor Sysoev <igor@sysoev.ru>
parents:
2406
diff
changeset
|
605 hv->offset = set[i].offset; |
a6954ce88b80
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parents:
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diff
changeset
|
606 hv->handler = set[i].handler; |
a6954ce88b80
use complex values in add_header, auth_basic_user_file,
Igor Sysoev <igor@sysoev.ru>
parents:
2406
diff
changeset
|
607 |
1363
b0e114fb3bdc
use header specific handler in add_handler,
Igor Sysoev <igor@sysoev.ru>
parents:
1107
diff
changeset
|
608 break; |
b0e114fb3bdc
use header specific handler in add_handler,
Igor Sysoev <igor@sysoev.ru>
parents:
1107
diff
changeset
|
609 } |
b0e114fb3bdc
use header specific handler in add_handler,
Igor Sysoev <igor@sysoev.ru>
parents:
1107
diff
changeset
|
610 |
2605
2a301c21256a
fix add_header Last-Modified "", broken in r2589
Igor Sysoev <igor@sysoev.ru>
parents:
2588
diff
changeset
|
611 if (value[2].len == 0) { |
2a301c21256a
fix add_header Last-Modified "", broken in r2589
Igor Sysoev <igor@sysoev.ru>
parents:
2588
diff
changeset
|
612 ngx_memzero(&hv->value, sizeof(ngx_http_complex_value_t)); |
2a301c21256a
fix add_header Last-Modified "", broken in r2589
Igor Sysoev <igor@sysoev.ru>
parents:
2588
diff
changeset
|
613 return NGX_CONF_OK; |
2a301c21256a
fix add_header Last-Modified "", broken in r2589
Igor Sysoev <igor@sysoev.ru>
parents:
2588
diff
changeset
|
614 } |
2a301c21256a
fix add_header Last-Modified "", broken in r2589
Igor Sysoev <igor@sysoev.ru>
parents:
2588
diff
changeset
|
615 |
2588
a6954ce88b80
use complex values in add_header, auth_basic_user_file,
Igor Sysoev <igor@sysoev.ru>
parents:
2406
diff
changeset
|
616 ngx_memzero(&ccv, sizeof(ngx_http_compile_complex_value_t)); |
625 | 617 |
2588
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diff
changeset
|
618 ccv.cf = cf; |
a6954ce88b80
use complex values in add_header, auth_basic_user_file,
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parents:
2406
diff
changeset
|
619 ccv.value = &value[2]; |
a6954ce88b80
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Igor Sysoev <igor@sysoev.ru>
parents:
2406
diff
changeset
|
620 ccv.complex_value = &hv->value; |
625 | 621 |
2588
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use complex values in add_header, auth_basic_user_file,
Igor Sysoev <igor@sysoev.ru>
parents:
2406
diff
changeset
|
622 if (ngx_http_compile_complex_value(&ccv) != NGX_OK) { |
625 | 623 return NGX_CONF_ERROR; |
624 } | |
573 | 625 |
626 return NGX_CONF_OK; | |
627 } |