Mercurial > hg > nginx-quic
annotate src/http/modules/ngx_http_headers_filter_module.c @ 2134:13652cba8633
fix building by bcc broken in r2130
author | Igor Sysoev <igor@sysoev.ru> |
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date | Mon, 04 Aug 2008 09:14:30 +0000 |
parents | 2a92804f4109 |
children | 3e8a4d057b77 |
rev | line source |
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441
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1 |
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2 /* |
444
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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_table_elt_t value; |
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27 ngx_uint_t offset; |
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28 ngx_http_set_header_pt handler; |
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29 ngx_array_t *lengths; |
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30 ngx_array_t *values; |
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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 | |
39 | |
40 | |
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41 typedef struct { |
2013 | 42 ngx_uint_t expires; |
43 time_t expires_time; | |
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44 ngx_array_t *headers; |
326
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45 } ngx_http_headers_conf_t; |
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46 |
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47 |
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48 static ngx_int_t ngx_http_set_expires(ngx_http_request_t *r, |
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49 ngx_http_headers_conf_t *conf); |
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50 static ngx_int_t ngx_http_add_cache_control(ngx_http_request_t *r, |
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51 ngx_http_header_val_t *hv, ngx_str_t *value); |
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52 static ngx_int_t ngx_http_set_last_modified(ngx_http_request_t *r, |
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53 ngx_http_header_val_t *hv, ngx_str_t *value); |
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54 |
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55 static void *ngx_http_headers_create_conf(ngx_conf_t *cf); |
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56 static char *ngx_http_headers_merge_conf(ngx_conf_t *cf, |
573 | 57 void *parent, void *child); |
681 | 58 static ngx_int_t ngx_http_headers_filter_init(ngx_conf_t *cf); |
501 | 59 static char *ngx_http_headers_expires(ngx_conf_t *cf, ngx_command_t *cmd, |
60 void *conf); | |
573 | 61 static char *ngx_http_headers_add(ngx_conf_t *cf, ngx_command_t *cmd, |
62 void *conf); | |
326
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63 |
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64 |
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65 static ngx_http_set_header_t ngx_http_set_headers[] = { |
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66 |
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67 { ngx_string("Cache-Control"), 0, ngx_http_add_cache_control }, |
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68 |
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69 { ngx_string("Last-Modified"), |
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70 offsetof(ngx_http_headers_out_t, last_modified), |
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71 ngx_http_set_last_modified }, |
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72 |
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73 { ngx_null_string, 0, NULL } |
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74 }; |
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75 |
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76 |
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77 static ngx_command_t ngx_http_headers_filter_commands[] = { |
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78 |
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79 { ngx_string("expires"), |
573 | 80 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_HTTP_LIF_CONF |
2013 | 81 |NGX_CONF_TAKE12, |
326
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82 ngx_http_headers_expires, |
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83 NGX_HTTP_LOC_CONF_OFFSET, |
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84 0, |
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85 NULL}, |
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86 |
573 | 87 { ngx_string("add_header"), |
88 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_HTTP_LIF_CONF | |
89 |NGX_CONF_TAKE2, | |
90 ngx_http_headers_add, | |
91 NGX_HTTP_LOC_CONF_OFFSET, | |
92 0, | |
93 NULL}, | |
94 | |
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95 ngx_null_command |
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96 }; |
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97 |
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98 |
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99 static ngx_http_module_t ngx_http_headers_filter_module_ctx = { |
509 | 100 NULL, /* preconfiguration */ |
681 | 101 ngx_http_headers_filter_init, /* postconfiguration */ |
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102 |
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103 NULL, /* create main configuration */ |
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104 NULL, /* init main configuration */ |
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105 |
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106 NULL, /* create server configuration */ |
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107 NULL, /* merge server configuration */ |
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108 |
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109 ngx_http_headers_create_conf, /* create location configuration */ |
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110 ngx_http_headers_merge_conf /* merge location configuration */ |
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111 }; |
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112 |
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113 |
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114 ngx_module_t ngx_http_headers_filter_module = { |
509 | 115 NGX_MODULE_V1, |
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116 &ngx_http_headers_filter_module_ctx, /* module context */ |
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117 ngx_http_headers_filter_commands, /* module directives */ |
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118 NGX_HTTP_MODULE, /* module type */ |
541 | 119 NULL, /* init master */ |
681 | 120 NULL, /* init module */ |
541 | 121 NULL, /* init process */ |
122 NULL, /* init thread */ | |
123 NULL, /* exit thread */ | |
124 NULL, /* exit process */ | |
125 NULL, /* exit master */ | |
126 NGX_MODULE_V1_PADDING | |
326
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127 }; |
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128 |
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129 |
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130 static ngx_http_output_header_filter_pt ngx_http_next_header_filter; |
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131 |
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132 |
501 | 133 static ngx_int_t |
134 ngx_http_headers_filter(ngx_http_request_t *r) | |
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135 { |
1364 | 136 ngx_str_t value; |
509 | 137 ngx_uint_t i; |
625 | 138 ngx_http_header_val_t *h; |
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139 ngx_http_headers_conf_t *conf; |
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140 |
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141 conf = ngx_http_get_module_loc_conf(r, ngx_http_headers_filter_module); |
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142 |
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143 if ((conf->expires == NGX_HTTP_EXPIRES_OFF && conf->headers == NULL) |
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144 || r != r->main |
663 | 145 || (r->headers_out.status != NGX_HTTP_OK |
146 && r->headers_out.status != NGX_HTTP_NO_CONTENT | |
147 && r->headers_out.status != NGX_HTTP_MOVED_PERMANENTLY | |
148 && r->headers_out.status != NGX_HTTP_MOVED_TEMPORARILY | |
149 && r->headers_out.status != NGX_HTTP_NOT_MODIFIED)) | |
543 | 150 { |
326
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151 return ngx_http_next_header_filter(r); |
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152 } |
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153 |
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154 if (conf->expires != NGX_HTTP_EXPIRES_OFF) { |
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155 if (ngx_http_set_expires(r, conf) != NGX_OK) { |
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156 return NGX_ERROR; |
326
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157 } |
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158 } |
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159 |
573 | 160 if (conf->headers) { |
161 h = conf->headers->elts; | |
162 for (i = 0; i < conf->headers->nelts; i++) { | |
625 | 163 |
164 if (h[i].lengths == NULL) { | |
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165 value = h[i].value.value; |
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166 |
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167 } else { |
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168 if (ngx_http_script_run(r, &value, h[i].lengths->elts, 0, |
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169 h[i].values->elts) |
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170 == NULL) |
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171 { |
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172 return NGX_ERROR; |
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173 } |
625 | 174 } |
175 | |
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176 if (h[i].handler(r, &h[i], &value) != NGX_OK) { |
625 | 177 return NGX_ERROR; |
178 } | |
573 | 179 } |
180 } | |
181 | |
326
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182 return ngx_http_next_header_filter(r); |
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183 } |
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184 |
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185 |
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186 static ngx_int_t |
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187 ngx_http_set_expires(ngx_http_request_t *r, ngx_http_headers_conf_t *conf) |
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188 { |
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189 size_t len; |
2013 | 190 time_t since; |
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191 ngx_uint_t i; |
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192 ngx_table_elt_t *expires, *cc, **ccp; |
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193 |
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194 expires = r->headers_out.expires; |
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195 |
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196 if (expires == NULL) { |
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197 |
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198 expires = ngx_list_push(&r->headers_out.headers); |
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199 if (expires == NULL) { |
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200 return NGX_ERROR; |
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201 } |
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202 |
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203 r->headers_out.expires = expires; |
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204 |
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205 expires->hash = 1; |
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206 expires->key.len = sizeof("Expires") - 1; |
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207 expires->key.data = (u_char *) "Expires"; |
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208 } |
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209 |
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210 len = sizeof("Mon, 28 Sep 1970 06:00:00 GMT"); |
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211 expires->value.len = len - 1; |
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212 |
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213 ccp = r->headers_out.cache_control.elts; |
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214 |
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215 if (ccp == NULL) { |
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216 |
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217 if (ngx_array_init(&r->headers_out.cache_control, r->pool, |
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218 1, sizeof(ngx_table_elt_t *)) |
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219 != NGX_OK) |
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220 { |
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221 return NGX_ERROR; |
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222 } |
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223 |
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224 ccp = ngx_array_push(&r->headers_out.cache_control); |
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225 if (ccp == NULL) { |
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226 return NGX_ERROR; |
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227 } |
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228 |
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229 cc = ngx_list_push(&r->headers_out.headers); |
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230 if (cc == NULL) { |
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231 return NGX_ERROR; |
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232 } |
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233 |
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234 cc->hash = 1; |
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235 cc->key.len = sizeof("Cache-Control") - 1; |
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236 cc->key.data = (u_char *) "Cache-Control"; |
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237 |
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238 *ccp = cc; |
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239 |
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240 } else { |
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241 for (i = 1; i < r->headers_out.cache_control.nelts; i++) { |
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242 ccp[i]->hash = 0; |
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243 } |
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244 |
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245 cc = ccp[0]; |
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246 } |
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247 |
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248 if (conf->expires == NGX_HTTP_EXPIRES_EPOCH) { |
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249 expires->value.data = (u_char *) "Thu, 01 Jan 1970 00:00:01 GMT"; |
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250 |
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251 cc->value.len = sizeof("no-cache") - 1; |
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252 cc->value.data = (u_char *) "no-cache"; |
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253 |
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254 return NGX_OK; |
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255 } |
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256 |
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257 if (conf->expires == NGX_HTTP_EXPIRES_MAX) { |
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258 expires->value.data = (u_char *) "Thu, 31 Dec 2037 23:55:55 GMT"; |
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259 |
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260 /* 10 years */ |
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261 cc->value.len = sizeof("max-age=315360000") - 1; |
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262 cc->value.data = (u_char *) "max-age=315360000"; |
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263 |
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264 return NGX_OK; |
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265 } |
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266 |
2049 | 267 expires->value.data = ngx_pnalloc(r->pool, len); |
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268 if (expires->value.data == NULL) { |
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269 return NGX_ERROR; |
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270 } |
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271 |
2013 | 272 if (conf->expires_time == 0) { |
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273 ngx_memcpy(expires->value.data, ngx_cached_http_time.data, |
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274 ngx_cached_http_time.len + 1); |
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275 |
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276 cc->value.len = sizeof("max-age=0") - 1; |
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277 cc->value.data = (u_char *) "max-age=0"; |
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278 |
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279 return NGX_OK; |
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280 } |
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281 |
2013 | 282 if (conf->expires == NGX_HTTP_EXPIRES_ACCESS |
283 || r->headers_out.last_modified_time == -1) | |
284 { | |
285 since = ngx_time(); | |
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286 |
2013 | 287 } else { |
288 since = r->headers_out.last_modified_time; | |
289 } | |
290 | |
291 ngx_http_time(expires->value.data, since + conf->expires_time); | |
292 | |
293 if (conf->expires_time < 0) { | |
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294 cc->value.len = sizeof("no-cache") - 1; |
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295 cc->value.data = (u_char *) "no-cache"; |
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296 |
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297 return NGX_OK; |
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298 } |
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299 |
2049 | 300 cc->value.data = ngx_pnalloc(r->pool, |
301 sizeof("max-age=") + NGX_TIME_T_LEN + 1); | |
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302 if (cc->value.data == NULL) { |
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303 return NGX_ERROR; |
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304 } |
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305 |
2013 | 306 cc->value.len = ngx_sprintf(cc->value.data, "max-age=%T", |
307 since + conf->expires_time - ngx_time()) | |
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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 h = ngx_list_push(&r->headers_out.headers); |
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321 if (h == NULL) { |
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322 return NGX_ERROR; |
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323 } |
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324 |
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325 h->hash = hv->value.hash; |
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326 h->key = hv->value.key; |
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327 h->value = *value; |
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328 |
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329 return NGX_OK; |
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330 } |
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331 |
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332 |
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333 static ngx_int_t |
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334 ngx_http_add_cache_control(ngx_http_request_t *r, ngx_http_header_val_t *hv, |
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335 ngx_str_t *value) |
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336 { |
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337 ngx_table_elt_t *cc, **ccp; |
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338 |
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339 ccp = r->headers_out.cache_control.elts; |
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340 |
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341 if (ccp == NULL) { |
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342 |
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343 if (ngx_array_init(&r->headers_out.cache_control, r->pool, |
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344 1, sizeof(ngx_table_elt_t *)) |
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345 != NGX_OK) |
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346 { |
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347 return NGX_ERROR; |
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348 } |
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349 } |
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350 |
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351 ccp = ngx_array_push(&r->headers_out.cache_control); |
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352 if (ccp == NULL) { |
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353 return NGX_ERROR; |
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354 } |
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355 |
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356 cc = ngx_list_push(&r->headers_out.headers); |
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357 if (cc == NULL) { |
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358 return NGX_ERROR; |
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359 } |
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360 |
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361 cc->hash = 1; |
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362 cc->key.len = sizeof("Cache-Control") - 1; |
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363 cc->key.data = (u_char *) "Cache-Control"; |
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364 cc->value = *value; |
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365 |
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366 *ccp = cc; |
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367 |
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368 return NGX_OK; |
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369 } |
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370 |
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371 |
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372 static ngx_int_t |
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373 ngx_http_set_last_modified(ngx_http_request_t *r, ngx_http_header_val_t *hv, |
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374 ngx_str_t *value) |
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375 { |
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376 ngx_table_elt_t *h, **old; |
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377 |
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378 if (hv->offset) { |
1364 | 379 old = (ngx_table_elt_t **) ((char *) &r->headers_out + hv->offset); |
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380 |
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381 } else { |
1364 | 382 old = NULL; |
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383 } |
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384 |
1655 | 385 r->headers_out.last_modified_time = -1; |
386 | |
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387 if (old == NULL || *old == NULL) { |
1655 | 388 |
389 if (value->len == 0) { | |
390 return NGX_OK; | |
391 } | |
392 | |
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393 h = ngx_list_push(&r->headers_out.headers); |
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394 if (h == NULL) { |
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395 return NGX_ERROR; |
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396 } |
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397 |
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398 } else { |
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399 h = *old; |
1655 | 400 |
401 if (value->len == 0) { | |
402 h->hash = 0; | |
403 return NGX_OK; | |
404 } | |
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405 } |
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406 |
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407 h->hash = hv->value.hash; |
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408 h->key = hv->value.key; |
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409 h->value = *value; |
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410 |
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411 return NGX_OK; |
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412 } |
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413 |
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414 |
501 | 415 static void * |
416 ngx_http_headers_create_conf(ngx_conf_t *cf) | |
577 | 417 { |
326
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418 ngx_http_headers_conf_t *conf; |
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419 |
573 | 420 conf = ngx_pcalloc(cf->pool, sizeof(ngx_http_headers_conf_t)); |
501 | 421 if (conf == NULL) { |
326
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422 return NGX_CONF_ERROR; |
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423 } |
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424 |
573 | 425 /* |
426 * set by ngx_pcalloc(): | |
427 * | |
428 * conf->headers = NULL; | |
2013 | 429 * conf->expires_time = 0; |
573 | 430 */ |
431 | |
2013 | 432 conf->expires = NGX_CONF_UNSET_UINT; |
326
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433 |
8733703a37f3
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Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
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434 return conf; |
8733703a37f3
nginx-0.0.3-2004-04-26-00:13:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
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|
435 } |
8733703a37f3
nginx-0.0.3-2004-04-26-00:13:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
436 |
8733703a37f3
nginx-0.0.3-2004-04-26-00:13:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
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|
437 |
501 | 438 static char * |
439 ngx_http_headers_merge_conf(ngx_conf_t *cf, void *parent, void *child) | |
326
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Igor Sysoev <igor@sysoev.ru>
parents:
diff
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|
440 { |
8733703a37f3
nginx-0.0.3-2004-04-26-00:13:21 import
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parents:
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|
441 ngx_http_headers_conf_t *prev = parent; |
8733703a37f3
nginx-0.0.3-2004-04-26-00:13:21 import
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parents:
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442 ngx_http_headers_conf_t *conf = child; |
8733703a37f3
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parents:
diff
changeset
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443 |
2013 | 444 if (conf->expires == NGX_CONF_UNSET_UINT) { |
445 conf->expires = prev->expires; | |
446 conf->expires_time = prev->expires_time; | |
447 | |
448 if (conf->expires == NGX_CONF_UNSET_UINT) { | |
449 conf->expires = NGX_HTTP_EXPIRES_OFF; | |
450 } | |
326
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parents:
diff
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|
451 } |
8733703a37f3
nginx-0.0.3-2004-04-26-00:13:21 import
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452 |
573 | 453 if (conf->headers == NULL) { |
454 conf->headers = prev->headers; | |
455 } | |
456 | |
326
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457 return NGX_CONF_OK; |
8733703a37f3
nginx-0.0.3-2004-04-26-00:13:21 import
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parents:
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458 } |
8733703a37f3
nginx-0.0.3-2004-04-26-00:13:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
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|
459 |
8733703a37f3
nginx-0.0.3-2004-04-26-00:13:21 import
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parents:
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|
460 |
681 | 461 static ngx_int_t |
462 ngx_http_headers_filter_init(ngx_conf_t *cf) | |
463 { | |
464 ngx_http_next_header_filter = ngx_http_top_header_filter; | |
465 ngx_http_top_header_filter = ngx_http_headers_filter; | |
466 | |
467 return NGX_OK; | |
468 } | |
469 | |
470 | |
501 | 471 static char * |
472 ngx_http_headers_expires(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) | |
326
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Igor Sysoev <igor@sysoev.ru>
parents:
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|
473 { |
8733703a37f3
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parents:
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|
474 ngx_http_headers_conf_t *hcf = conf; |
8733703a37f3
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parents:
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475 |
2013 | 476 ngx_uint_t minus, n; |
326
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nginx-0.0.3-2004-04-26-00:13:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
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|
477 ngx_str_t *value; |
8733703a37f3
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478 |
2013 | 479 if (hcf->expires != NGX_CONF_UNSET_UINT) { |
326
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480 return "is duplicate"; |
8733703a37f3
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parents:
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481 } |
8733703a37f3
nginx-0.0.3-2004-04-26-00:13:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
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482 |
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483 value = cf->args->elts; |
8733703a37f3
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484 |
2013 | 485 if (cf->args->nelts == 2) { |
486 | |
487 if (ngx_strcmp(value[1].data, "epoch") == 0) { | |
488 hcf->expires = NGX_HTTP_EXPIRES_EPOCH; | |
489 return NGX_CONF_OK; | |
490 } | |
491 | |
492 if (ngx_strcmp(value[1].data, "max") == 0) { | |
493 hcf->expires = NGX_HTTP_EXPIRES_MAX; | |
494 return NGX_CONF_OK; | |
495 } | |
326
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496 |
2013 | 497 if (ngx_strcmp(value[1].data, "off") == 0) { |
498 hcf->expires = NGX_HTTP_EXPIRES_OFF; | |
499 return NGX_CONF_OK; | |
500 } | |
501 | |
502 hcf->expires = NGX_HTTP_EXPIRES_ACCESS; | |
503 | |
504 n = 1; | |
505 | |
506 } else { /* cf->args->nelts == 3 */ | |
507 | |
508 if (ngx_strcmp(value[1].data, "modified") != 0) { | |
509 return "invalid value"; | |
510 } | |
511 | |
512 hcf->expires = NGX_HTTP_EXPIRES_MODIFIED; | |
513 | |
514 n = 2; | |
729 | 515 } |
516 | |
2013 | 517 if (value[n].data[0] == '+') { |
518 value[n].data++; | |
519 value[n].len--; | |
326
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520 minus = 0; |
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|
521 |
2013 | 522 } else if (value[n].data[0] == '-') { |
523 value[n].data++; | |
524 value[n].len--; | |
326
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525 minus = 1; |
8733703a37f3
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parents:
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|
526 |
8733703a37f3
nginx-0.0.3-2004-04-26-00:13:21 import
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parents:
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|
527 } else { |
8733703a37f3
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Igor Sysoev <igor@sysoev.ru>
parents:
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|
528 minus = 0; |
8733703a37f3
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Igor Sysoev <igor@sysoev.ru>
parents:
diff
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|
529 } |
8733703a37f3
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Igor Sysoev <igor@sysoev.ru>
parents:
diff
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|
530 |
2013 | 531 hcf->expires_time = ngx_parse_time(&value[n], 1); |
501 | 532 |
2013 | 533 if (hcf->expires_time == NGX_ERROR) { |
326
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parents:
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|
534 return "invalid value"; |
8733703a37f3
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Igor Sysoev <igor@sysoev.ru>
parents:
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|
535 } |
577 | 536 |
2013 | 537 if (hcf->expires_time == NGX_PARSE_LARGE_TIME) { |
326
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Igor Sysoev <igor@sysoev.ru>
parents:
diff
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|
538 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
|
539 } |
8733703a37f3
nginx-0.0.3-2004-04-26-00:13:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
540 |
8733703a37f3
nginx-0.0.3-2004-04-26-00:13:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
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|
541 if (minus) { |
2013 | 542 hcf->expires_time = - hcf->expires_time; |
326
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Igor Sysoev <igor@sysoev.ru>
parents:
diff
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|
543 } |
8733703a37f3
nginx-0.0.3-2004-04-26-00:13:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
544 |
8733703a37f3
nginx-0.0.3-2004-04-26-00:13:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
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|
545 return NGX_CONF_OK; |
8733703a37f3
nginx-0.0.3-2004-04-26-00:13:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
546 } |
573 | 547 |
548 | |
549 static char * | |
550 ngx_http_headers_add(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) | |
551 { | |
552 ngx_http_headers_conf_t *hcf = conf; | |
553 | |
625 | 554 ngx_int_t n; |
555 ngx_str_t *value; | |
1363
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use header specific handler in add_handler,
Igor Sysoev <igor@sysoev.ru>
parents:
1107
diff
changeset
|
556 ngx_uint_t i; |
625 | 557 ngx_http_header_val_t *h; |
1363
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use header specific handler in add_handler,
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parents:
1107
diff
changeset
|
558 ngx_http_set_header_t *sh; |
625 | 559 ngx_http_script_compile_t sc; |
573 | 560 |
561 value = cf->args->elts; | |
562 | |
563 if (hcf->headers == NULL) { | |
625 | 564 hcf->headers = ngx_array_create(cf->pool, 1, |
565 sizeof(ngx_http_header_val_t)); | |
573 | 566 if (hcf->headers == NULL) { |
567 return NGX_CONF_ERROR; | |
568 } | |
569 } | |
570 | |
571 h = ngx_array_push(hcf->headers); | |
572 if (h == NULL) { | |
573 return NGX_CONF_ERROR; | |
574 } | |
575 | |
625 | 576 h->value.hash = 1; |
577 h->value.key = value[1]; | |
578 h->value.value = value[2]; | |
1363
b0e114fb3bdc
use header specific handler in add_handler,
Igor Sysoev <igor@sysoev.ru>
parents:
1107
diff
changeset
|
579 h->offset = 0; |
b0e114fb3bdc
use header specific handler in add_handler,
Igor Sysoev <igor@sysoev.ru>
parents:
1107
diff
changeset
|
580 h->handler = ngx_http_add_header; |
625 | 581 h->lengths = NULL; |
582 h->values = NULL; | |
583 | |
1363
b0e114fb3bdc
use header specific handler in add_handler,
Igor Sysoev <igor@sysoev.ru>
parents:
1107
diff
changeset
|
584 sh = ngx_http_set_headers; |
b0e114fb3bdc
use header specific handler in add_handler,
Igor Sysoev <igor@sysoev.ru>
parents:
1107
diff
changeset
|
585 for (i = 0; sh[i].name.len; i++) { |
b0e114fb3bdc
use header specific handler in add_handler,
Igor Sysoev <igor@sysoev.ru>
parents:
1107
diff
changeset
|
586 if (ngx_strcasecmp(value[1].data, sh[i].name.data) != 0) { |
b0e114fb3bdc
use header specific handler in add_handler,
Igor Sysoev <igor@sysoev.ru>
parents:
1107
diff
changeset
|
587 continue; |
b0e114fb3bdc
use header specific handler in add_handler,
Igor Sysoev <igor@sysoev.ru>
parents:
1107
diff
changeset
|
588 } |
b0e114fb3bdc
use header specific handler in add_handler,
Igor Sysoev <igor@sysoev.ru>
parents:
1107
diff
changeset
|
589 |
b0e114fb3bdc
use header specific handler in add_handler,
Igor Sysoev <igor@sysoev.ru>
parents:
1107
diff
changeset
|
590 h->offset = sh[i].offset; |
b0e114fb3bdc
use header specific handler in add_handler,
Igor Sysoev <igor@sysoev.ru>
parents:
1107
diff
changeset
|
591 h->handler = sh[i].handler; |
b0e114fb3bdc
use header specific handler in add_handler,
Igor Sysoev <igor@sysoev.ru>
parents:
1107
diff
changeset
|
592 break; |
b0e114fb3bdc
use header specific handler in add_handler,
Igor Sysoev <igor@sysoev.ru>
parents:
1107
diff
changeset
|
593 } |
b0e114fb3bdc
use header specific handler in add_handler,
Igor Sysoev <igor@sysoev.ru>
parents:
1107
diff
changeset
|
594 |
625 | 595 n = ngx_http_script_variables_count(&value[2]); |
596 | |
597 if (n == 0) { | |
598 return NGX_CONF_OK; | |
599 } | |
600 | |
601 ngx_memzero(&sc, sizeof(ngx_http_script_compile_t)); | |
602 | |
603 sc.cf = cf; | |
604 sc.source = &value[2]; | |
605 sc.lengths = &h->lengths; | |
606 sc.values = &h->values; | |
607 sc.variables = n; | |
608 sc.complete_lengths = 1; | |
609 sc.complete_values = 1; | |
610 | |
611 if (ngx_http_script_compile(&sc) != NGX_OK) { | |
612 return NGX_CONF_ERROR; | |
613 } | |
573 | 614 |
615 return NGX_CONF_OK; | |
616 } |