Mercurial > hg > nginx
annotate src/http/modules/ngx_http_headers_filter_module.c @ 4474:41f640a693de
Time parsing cleanup.
Nuke NGX_PARSE_LARGE_TIME, it's not used since 0.6.30. The only error
ngx_parse_time() can currently return is NGX_ERROR, check it explicitly
and make sure to cast it to appropriate type (either time_t or ngx_msec_t)
to avoid signedness warnings on platforms with unsigned time_t (notably QNX).
author | Maxim Dounin <mdounin@mdounin.ru> |
---|---|
date | Mon, 13 Feb 2012 15:41:11 +0000 |
parents | d620f497c50f |
children | d11f86a16e3b |
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 |
4412 | 4 * Copyright (C) Nginx, Inc. |
441
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5 */ |
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6 |
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7 |
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8 #include <ngx_config.h> |
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9 #include <ngx_core.h> |
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10 #include <ngx_http.h> |
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11 |
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12 |
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13 typedef struct ngx_http_header_val_s ngx_http_header_val_t; |
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14 |
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15 typedef ngx_int_t (*ngx_http_set_header_pt)(ngx_http_request_t *r, |
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16 ngx_http_header_val_t *hv, ngx_str_t *value); |
625 | 17 |
18 | |
19 typedef struct { | |
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20 ngx_str_t name; |
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21 ngx_uint_t offset; |
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22 ngx_http_set_header_pt handler; |
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23 } ngx_http_set_header_t; |
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24 |
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25 |
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26 struct ngx_http_header_val_s { |
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27 ngx_http_complex_value_t value; |
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28 ngx_uint_t hash; |
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29 ngx_str_t key; |
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30 ngx_http_set_header_pt handler; |
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31 ngx_uint_t offset; |
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32 }; |
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33 |
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34 |
2013 | 35 #define NGX_HTTP_EXPIRES_OFF 0 |
36 #define NGX_HTTP_EXPIRES_EPOCH 1 | |
37 #define NGX_HTTP_EXPIRES_MAX 2 | |
38 #define NGX_HTTP_EXPIRES_ACCESS 3 | |
39 #define NGX_HTTP_EXPIRES_MODIFIED 4 | |
2163 | 40 #define NGX_HTTP_EXPIRES_DAILY 5 |
2013 | 41 |
42 | |
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43 typedef struct { |
2013 | 44 ngx_uint_t expires; |
45 time_t expires_time; | |
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46 ngx_array_t *headers; |
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47 } ngx_http_headers_conf_t; |
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48 |
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49 |
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50 static ngx_int_t ngx_http_set_expires(ngx_http_request_t *r, |
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51 ngx_http_headers_conf_t *conf); |
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52 static ngx_int_t ngx_http_add_cache_control(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 static ngx_int_t ngx_http_set_last_modified(ngx_http_request_t *r, |
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55 ngx_http_header_val_t *hv, ngx_str_t *value); |
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56 |
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57 static void *ngx_http_headers_create_conf(ngx_conf_t *cf); |
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58 static char *ngx_http_headers_merge_conf(ngx_conf_t *cf, |
573 | 59 void *parent, void *child); |
681 | 60 static ngx_int_t ngx_http_headers_filter_init(ngx_conf_t *cf); |
501 | 61 static char *ngx_http_headers_expires(ngx_conf_t *cf, ngx_command_t *cmd, |
62 void *conf); | |
573 | 63 static char *ngx_http_headers_add(ngx_conf_t *cf, ngx_command_t *cmd, |
64 void *conf); | |
326
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65 |
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66 |
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67 static ngx_http_set_header_t ngx_http_set_headers[] = { |
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68 |
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69 { ngx_string("Cache-Control"), 0, ngx_http_add_cache_control }, |
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70 |
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71 { ngx_string("Last-Modified"), |
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72 offsetof(ngx_http_headers_out_t, last_modified), |
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73 ngx_http_set_last_modified }, |
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74 |
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75 { ngx_null_string, 0, NULL } |
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76 }; |
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77 |
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78 |
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79 static ngx_command_t ngx_http_headers_filter_commands[] = { |
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80 |
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81 { ngx_string("expires"), |
573 | 82 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_HTTP_LIF_CONF |
2013 | 83 |NGX_CONF_TAKE12, |
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84 ngx_http_headers_expires, |
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85 NGX_HTTP_LOC_CONF_OFFSET, |
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86 0, |
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87 NULL}, |
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88 |
573 | 89 { ngx_string("add_header"), |
90 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_HTTP_LIF_CONF | |
91 |NGX_CONF_TAKE2, | |
92 ngx_http_headers_add, | |
93 NGX_HTTP_LOC_CONF_OFFSET, | |
94 0, | |
95 NULL}, | |
96 | |
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97 ngx_null_command |
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98 }; |
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99 |
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100 |
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101 static ngx_http_module_t ngx_http_headers_filter_module_ctx = { |
509 | 102 NULL, /* preconfiguration */ |
681 | 103 ngx_http_headers_filter_init, /* postconfiguration */ |
326
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104 |
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105 NULL, /* create main configuration */ |
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106 NULL, /* init main configuration */ |
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107 |
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108 NULL, /* create server configuration */ |
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109 NULL, /* merge server configuration */ |
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110 |
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111 ngx_http_headers_create_conf, /* create location configuration */ |
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112 ngx_http_headers_merge_conf /* merge location configuration */ |
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113 }; |
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114 |
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115 |
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116 ngx_module_t ngx_http_headers_filter_module = { |
509 | 117 NGX_MODULE_V1, |
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118 &ngx_http_headers_filter_module_ctx, /* module context */ |
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119 ngx_http_headers_filter_commands, /* module directives */ |
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120 NGX_HTTP_MODULE, /* module type */ |
541 | 121 NULL, /* init master */ |
681 | 122 NULL, /* init module */ |
541 | 123 NULL, /* init process */ |
124 NULL, /* init thread */ | |
125 NULL, /* exit thread */ | |
126 NULL, /* exit process */ | |
127 NULL, /* exit master */ | |
128 NGX_MODULE_V1_PADDING | |
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129 }; |
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130 |
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131 |
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132 static ngx_http_output_header_filter_pt ngx_http_next_header_filter; |
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133 |
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134 |
501 | 135 static ngx_int_t |
136 ngx_http_headers_filter(ngx_http_request_t *r) | |
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137 { |
1364 | 138 ngx_str_t value; |
509 | 139 ngx_uint_t i; |
625 | 140 ngx_http_header_val_t *h; |
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141 ngx_http_headers_conf_t *conf; |
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142 |
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143 conf = ngx_http_get_module_loc_conf(r, ngx_http_headers_filter_module); |
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144 |
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145 if ((conf->expires == NGX_HTTP_EXPIRES_OFF && conf->headers == NULL) |
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146 || r != r->main |
663 | 147 || (r->headers_out.status != NGX_HTTP_OK |
148 && r->headers_out.status != NGX_HTTP_NO_CONTENT | |
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149 && r->headers_out.status != NGX_HTTP_PARTIAL_CONTENT |
663 | 150 && r->headers_out.status != NGX_HTTP_MOVED_PERMANENTLY |
151 && r->headers_out.status != NGX_HTTP_MOVED_TEMPORARILY | |
152 && r->headers_out.status != NGX_HTTP_NOT_MODIFIED)) | |
543 | 153 { |
326
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154 return ngx_http_next_header_filter(r); |
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155 } |
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156 |
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157 if (conf->expires != NGX_HTTP_EXPIRES_OFF) { |
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158 if (ngx_http_set_expires(r, conf) != NGX_OK) { |
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159 return NGX_ERROR; |
326
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160 } |
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161 } |
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162 |
573 | 163 if (conf->headers) { |
164 h = conf->headers->elts; | |
165 for (i = 0; i < conf->headers->nelts; i++) { | |
625 | 166 |
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167 if (ngx_http_complex_value(r, &h[i].value, &value) != NGX_OK) { |
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168 return NGX_ERROR; |
625 | 169 } |
170 | |
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171 if (h[i].handler(r, &h[i], &value) != NGX_OK) { |
625 | 172 return NGX_ERROR; |
173 } | |
573 | 174 } |
175 } | |
176 | |
326
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177 return ngx_http_next_header_filter(r); |
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178 } |
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179 |
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180 |
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181 static ngx_int_t |
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182 ngx_http_set_expires(ngx_http_request_t *r, ngx_http_headers_conf_t *conf) |
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183 { |
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184 size_t len; |
2163 | 185 time_t now, expires_time, max_age; |
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186 ngx_uint_t i; |
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187 ngx_table_elt_t *expires, *cc, **ccp; |
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188 |
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189 expires = r->headers_out.expires; |
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190 |
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191 if (expires == NULL) { |
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192 |
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193 expires = ngx_list_push(&r->headers_out.headers); |
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194 if (expires == NULL) { |
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195 return NGX_ERROR; |
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196 } |
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197 |
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198 r->headers_out.expires = expires; |
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199 |
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200 expires->hash = 1; |
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201 ngx_str_set(&expires->key, "Expires"); |
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202 } |
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203 |
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204 len = sizeof("Mon, 28 Sep 1970 06:00:00 GMT"); |
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205 expires->value.len = len - 1; |
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206 |
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207 ccp = r->headers_out.cache_control.elts; |
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208 |
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209 if (ccp == NULL) { |
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210 |
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211 if (ngx_array_init(&r->headers_out.cache_control, r->pool, |
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212 1, sizeof(ngx_table_elt_t *)) |
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213 != NGX_OK) |
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214 { |
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215 return NGX_ERROR; |
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216 } |
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217 |
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218 ccp = ngx_array_push(&r->headers_out.cache_control); |
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219 if (ccp == NULL) { |
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220 return NGX_ERROR; |
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221 } |
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222 |
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223 cc = ngx_list_push(&r->headers_out.headers); |
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224 if (cc == NULL) { |
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225 return NGX_ERROR; |
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226 } |
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227 |
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228 cc->hash = 1; |
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229 ngx_str_set(&cc->key, "Cache-Control"); |
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230 *ccp = cc; |
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231 |
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232 } else { |
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233 for (i = 1; i < r->headers_out.cache_control.nelts; i++) { |
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234 ccp[i]->hash = 0; |
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235 } |
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236 |
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237 cc = ccp[0]; |
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238 } |
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239 |
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240 if (conf->expires == NGX_HTTP_EXPIRES_EPOCH) { |
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241 expires->value.data = (u_char *) "Thu, 01 Jan 1970 00:00:01 GMT"; |
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242 ngx_str_set(&cc->value, "no-cache"); |
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243 return NGX_OK; |
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244 } |
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245 |
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246 if (conf->expires == NGX_HTTP_EXPIRES_MAX) { |
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247 expires->value.data = (u_char *) "Thu, 31 Dec 2037 23:55:55 GMT"; |
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248 /* 10 years */ |
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249 ngx_str_set(&cc->value, "max-age=315360000"); |
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250 return NGX_OK; |
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251 } |
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252 |
2049 | 253 expires->value.data = ngx_pnalloc(r->pool, len); |
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254 if (expires->value.data == NULL) { |
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255 return NGX_ERROR; |
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256 } |
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257 |
4216 | 258 if (conf->expires_time == 0 && conf->expires != NGX_HTTP_EXPIRES_DAILY) { |
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259 ngx_memcpy(expires->value.data, ngx_cached_http_time.data, |
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260 ngx_cached_http_time.len + 1); |
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261 ngx_str_set(&cc->value, "max-age=0"); |
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262 return NGX_OK; |
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263 } |
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264 |
2163 | 265 now = ngx_time(); |
266 | |
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267 if (conf->expires == NGX_HTTP_EXPIRES_DAILY) { |
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268 expires_time = ngx_next_time(conf->expires_time); |
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269 max_age = expires_time - now; |
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270 |
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271 } else if (conf->expires == NGX_HTTP_EXPIRES_ACCESS |
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272 || r->headers_out.last_modified_time == -1) |
2013 | 273 { |
2163 | 274 expires_time = now + conf->expires_time; |
275 max_age = conf->expires_time; | |
276 | |
2013 | 277 } else { |
2163 | 278 expires_time = r->headers_out.last_modified_time + conf->expires_time; |
279 max_age = expires_time - now; | |
2013 | 280 } |
281 | |
2163 | 282 ngx_http_time(expires->value.data, expires_time); |
2013 | 283 |
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284 if (conf->expires_time < 0 || max_age < 0) { |
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285 ngx_str_set(&cc->value, "no-cache"); |
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286 return NGX_OK; |
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287 } |
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288 |
2049 | 289 cc->value.data = ngx_pnalloc(r->pool, |
290 sizeof("max-age=") + NGX_TIME_T_LEN + 1); | |
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291 if (cc->value.data == NULL) { |
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292 return NGX_ERROR; |
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293 } |
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294 |
2163 | 295 cc->value.len = ngx_sprintf(cc->value.data, "max-age=%T", max_age) |
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296 - cc->value.data; |
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297 |
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298 return NGX_OK; |
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299 } |
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300 |
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301 |
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302 static ngx_int_t |
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303 ngx_http_add_header(ngx_http_request_t *r, ngx_http_header_val_t *hv, |
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304 ngx_str_t *value) |
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305 { |
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306 ngx_table_elt_t *h; |
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307 |
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308 if (value->len) { |
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309 h = ngx_list_push(&r->headers_out.headers); |
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310 if (h == NULL) { |
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311 return NGX_ERROR; |
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312 } |
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313 |
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314 h->hash = hv->hash; |
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315 h->key = hv->key; |
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316 h->value = *value; |
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317 } |
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318 |
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319 return NGX_OK; |
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320 } |
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321 |
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322 |
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323 static ngx_int_t |
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324 ngx_http_add_cache_control(ngx_http_request_t *r, ngx_http_header_val_t *hv, |
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325 ngx_str_t *value) |
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326 { |
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327 ngx_table_elt_t *cc, **ccp; |
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328 |
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329 ccp = r->headers_out.cache_control.elts; |
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330 |
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331 if (ccp == NULL) { |
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332 |
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333 if (ngx_array_init(&r->headers_out.cache_control, r->pool, |
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334 1, sizeof(ngx_table_elt_t *)) |
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335 != NGX_OK) |
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336 { |
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337 return NGX_ERROR; |
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338 } |
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339 } |
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340 |
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341 ccp = ngx_array_push(&r->headers_out.cache_control); |
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342 if (ccp == NULL) { |
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343 return NGX_ERROR; |
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344 } |
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345 |
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346 cc = ngx_list_push(&r->headers_out.headers); |
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347 if (cc == NULL) { |
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348 return NGX_ERROR; |
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349 } |
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350 |
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351 cc->hash = 1; |
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352 ngx_str_set(&cc->key, "Cache-Control"); |
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353 cc->value = *value; |
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354 |
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355 *ccp = cc; |
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356 |
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357 return NGX_OK; |
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358 } |
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359 |
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360 |
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361 static ngx_int_t |
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362 ngx_http_set_last_modified(ngx_http_request_t *r, ngx_http_header_val_t *hv, |
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363 ngx_str_t *value) |
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364 { |
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365 ngx_table_elt_t *h, **old; |
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366 |
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367 if (hv->offset) { |
1364 | 368 old = (ngx_table_elt_t **) ((char *) &r->headers_out + hv->offset); |
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369 |
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370 } else { |
1364 | 371 old = NULL; |
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372 } |
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373 |
1655 | 374 r->headers_out.last_modified_time = -1; |
375 | |
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376 if (old == NULL || *old == NULL) { |
1655 | 377 |
378 if (value->len == 0) { | |
379 return NGX_OK; | |
380 } | |
381 | |
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382 h = ngx_list_push(&r->headers_out.headers); |
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383 if (h == NULL) { |
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384 return NGX_ERROR; |
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385 } |
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386 |
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387 } else { |
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388 h = *old; |
1655 | 389 |
390 if (value->len == 0) { | |
391 h->hash = 0; | |
392 return NGX_OK; | |
393 } | |
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394 } |
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395 |
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396 h->hash = hv->hash; |
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397 h->key = hv->key; |
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398 h->value = *value; |
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399 |
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400 return NGX_OK; |
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401 } |
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402 |
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403 |
501 | 404 static void * |
405 ngx_http_headers_create_conf(ngx_conf_t *cf) | |
577 | 406 { |
326
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407 ngx_http_headers_conf_t *conf; |
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408 |
573 | 409 conf = ngx_pcalloc(cf->pool, sizeof(ngx_http_headers_conf_t)); |
501 | 410 if (conf == NULL) { |
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411 return NULL; |
326
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412 } |
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413 |
573 | 414 /* |
415 * set by ngx_pcalloc(): | |
416 * | |
417 * conf->headers = NULL; | |
2013 | 418 * conf->expires_time = 0; |
573 | 419 */ |
420 | |
2013 | 421 conf->expires = NGX_CONF_UNSET_UINT; |
326
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422 |
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423 return conf; |
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424 } |
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425 |
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426 |
501 | 427 static char * |
428 ngx_http_headers_merge_conf(ngx_conf_t *cf, void *parent, void *child) | |
326
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|
429 { |
8733703a37f3
nginx-0.0.3-2004-04-26-00:13:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
430 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
|
431 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
|
432 |
2013 | 433 if (conf->expires == NGX_CONF_UNSET_UINT) { |
434 conf->expires = prev->expires; | |
435 conf->expires_time = prev->expires_time; | |
436 | |
437 if (conf->expires == NGX_CONF_UNSET_UINT) { | |
438 conf->expires = NGX_HTTP_EXPIRES_OFF; | |
439 } | |
326
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nginx-0.0.3-2004-04-26-00:13:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
440 } |
8733703a37f3
nginx-0.0.3-2004-04-26-00:13:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
441 |
573 | 442 if (conf->headers == NULL) { |
443 conf->headers = prev->headers; | |
444 } | |
445 | |
326
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nginx-0.0.3-2004-04-26-00:13:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
446 return NGX_CONF_OK; |
8733703a37f3
nginx-0.0.3-2004-04-26-00:13:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
447 } |
8733703a37f3
nginx-0.0.3-2004-04-26-00:13:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
448 |
8733703a37f3
nginx-0.0.3-2004-04-26-00:13:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
449 |
681 | 450 static ngx_int_t |
451 ngx_http_headers_filter_init(ngx_conf_t *cf) | |
452 { | |
453 ngx_http_next_header_filter = ngx_http_top_header_filter; | |
454 ngx_http_top_header_filter = ngx_http_headers_filter; | |
455 | |
456 return NGX_OK; | |
457 } | |
458 | |
459 | |
501 | 460 static char * |
461 ngx_http_headers_expires(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) | |
326
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nginx-0.0.3-2004-04-26-00:13:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
462 { |
8733703a37f3
nginx-0.0.3-2004-04-26-00:13:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
463 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
|
464 |
2013 | 465 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
|
466 ngx_str_t *value; |
8733703a37f3
nginx-0.0.3-2004-04-26-00:13:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
467 |
2013 | 468 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
|
469 return "is duplicate"; |
8733703a37f3
nginx-0.0.3-2004-04-26-00:13:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
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|
470 } |
8733703a37f3
nginx-0.0.3-2004-04-26-00:13:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
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|
471 |
8733703a37f3
nginx-0.0.3-2004-04-26-00:13:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
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|
472 value = cf->args->elts; |
8733703a37f3
nginx-0.0.3-2004-04-26-00:13:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
473 |
2013 | 474 if (cf->args->nelts == 2) { |
475 | |
476 if (ngx_strcmp(value[1].data, "epoch") == 0) { | |
477 hcf->expires = NGX_HTTP_EXPIRES_EPOCH; | |
478 return NGX_CONF_OK; | |
479 } | |
480 | |
481 if (ngx_strcmp(value[1].data, "max") == 0) { | |
482 hcf->expires = NGX_HTTP_EXPIRES_MAX; | |
483 return NGX_CONF_OK; | |
484 } | |
326
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Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
485 |
2013 | 486 if (ngx_strcmp(value[1].data, "off") == 0) { |
487 hcf->expires = NGX_HTTP_EXPIRES_OFF; | |
488 return NGX_CONF_OK; | |
489 } | |
490 | |
491 hcf->expires = NGX_HTTP_EXPIRES_ACCESS; | |
492 | |
493 n = 1; | |
494 | |
495 } else { /* cf->args->nelts == 3 */ | |
496 | |
497 if (ngx_strcmp(value[1].data, "modified") != 0) { | |
498 return "invalid value"; | |
499 } | |
500 | |
501 hcf->expires = NGX_HTTP_EXPIRES_MODIFIED; | |
502 | |
503 n = 2; | |
729 | 504 } |
505 | |
2163 | 506 if (value[n].data[0] == '@') { |
507 value[n].data++; | |
508 value[n].len--; | |
509 minus = 0; | |
510 | |
511 if (hcf->expires == NGX_HTTP_EXPIRES_MODIFIED) { | |
4133
59b99f217c6d
Replaced "can not" with "cannot" and "could not" in a bunch of places.
Ruslan Ermilov <ru@nginx.com>
parents:
3516
diff
changeset
|
512 return "daily time cannot be used with \"modified\" parameter"; |
2163 | 513 } |
514 | |
515 hcf->expires = NGX_HTTP_EXPIRES_DAILY; | |
516 | |
517 } else if (value[n].data[0] == '+') { | |
2013 | 518 value[n].data++; |
519 value[n].len--; | |
326
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Igor Sysoev <igor@sysoev.ru>
parents:
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|
520 minus = 0; |
8733703a37f3
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Igor Sysoev <igor@sysoev.ru>
parents:
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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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parents:
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|
525 minus = 1; |
8733703a37f3
nginx-0.0.3-2004-04-26-00:13:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
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|
526 |
8733703a37f3
nginx-0.0.3-2004-04-26-00:13:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
527 } else { |
8733703a37f3
nginx-0.0.3-2004-04-26-00:13:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
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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
nginx-0.0.3-2004-04-26-00:13:21 import
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 |
4474 | 533 if (hcf->expires_time == (time_t) NGX_ERROR) { |
326
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Igor Sysoev <igor@sysoev.ru>
parents:
diff
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|
534 return "invalid value"; |
8733703a37f3
nginx-0.0.3-2004-04-26-00:13:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
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|
535 } |
577 | 536 |
2164 | 537 if (hcf->expires == NGX_HTTP_EXPIRES_DAILY |
538 && hcf->expires_time > 24 * 60 * 60) | |
539 { | |
540 return "daily time value must be less than 24 hours"; | |
541 } | |
542 | |
326
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Igor Sysoev <igor@sysoev.ru>
parents:
diff
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|
543 if (minus) { |
2013 | 544 hcf->expires_time = - hcf->expires_time; |
326
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Igor Sysoev <igor@sysoev.ru>
parents:
diff
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|
545 } |
8733703a37f3
nginx-0.0.3-2004-04-26-00:13:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
546 |
8733703a37f3
nginx-0.0.3-2004-04-26-00:13:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
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|
547 return NGX_CONF_OK; |
8733703a37f3
nginx-0.0.3-2004-04-26-00:13:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
548 } |
573 | 549 |
550 | |
551 static char * | |
552 ngx_http_headers_add(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) | |
553 { | |
554 ngx_http_headers_conf_t *hcf = conf; | |
555 | |
2588
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Igor Sysoev <igor@sysoev.ru>
parents:
2406
diff
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|
556 ngx_str_t *value; |
a6954ce88b80
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Igor Sysoev <igor@sysoev.ru>
parents:
2406
diff
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|
557 ngx_uint_t i; |
a6954ce88b80
use complex values in add_header, auth_basic_user_file,
Igor Sysoev <igor@sysoev.ru>
parents:
2406
diff
changeset
|
558 ngx_http_header_val_t *hv; |
a6954ce88b80
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Igor Sysoev <igor@sysoev.ru>
parents:
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diff
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|
559 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
changeset
|
560 ngx_http_compile_complex_value_t ccv; |
573 | 561 |
562 value = cf->args->elts; | |
563 | |
564 if (hcf->headers == NULL) { | |
625 | 565 hcf->headers = ngx_array_create(cf->pool, 1, |
566 sizeof(ngx_http_header_val_t)); | |
573 | 567 if (hcf->headers == NULL) { |
568 return NGX_CONF_ERROR; | |
569 } | |
570 } | |
571 | |
2588
a6954ce88b80
use complex values in add_header, auth_basic_user_file,
Igor Sysoev <igor@sysoev.ru>
parents:
2406
diff
changeset
|
572 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
|
573 if (hv == NULL) { |
573 | 574 return NGX_CONF_ERROR; |
575 } | |
576 | |
2588
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use complex values in add_header, auth_basic_user_file,
Igor Sysoev <igor@sysoev.ru>
parents:
2406
diff
changeset
|
577 hv->hash = 1; |
a6954ce88b80
use complex values in add_header, auth_basic_user_file,
Igor Sysoev <igor@sysoev.ru>
parents:
2406
diff
changeset
|
578 hv->key = value[1]; |
a6954ce88b80
use complex values in add_header, auth_basic_user_file,
Igor Sysoev <igor@sysoev.ru>
parents:
2406
diff
changeset
|
579 hv->handler = ngx_http_add_header; |
a6954ce88b80
use complex values in add_header, auth_basic_user_file,
Igor Sysoev <igor@sysoev.ru>
parents:
2406
diff
changeset
|
580 hv->offset = 0; |
625 | 581 |
2588
a6954ce88b80
use complex values in add_header, auth_basic_user_file,
Igor Sysoev <igor@sysoev.ru>
parents:
2406
diff
changeset
|
582 set = ngx_http_set_headers; |
a6954ce88b80
use complex values in add_header, auth_basic_user_file,
Igor Sysoev <igor@sysoev.ru>
parents:
2406
diff
changeset
|
583 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
|
584 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
|
585 continue; |
b0e114fb3bdc
use header specific handler in add_handler,
Igor Sysoev <igor@sysoev.ru>
parents:
1107
diff
changeset
|
586 } |
b0e114fb3bdc
use header specific handler in add_handler,
Igor Sysoev <igor@sysoev.ru>
parents:
1107
diff
changeset
|
587 |
2588
a6954ce88b80
use complex values in add_header, auth_basic_user_file,
Igor Sysoev <igor@sysoev.ru>
parents:
2406
diff
changeset
|
588 hv->offset = set[i].offset; |
a6954ce88b80
use complex values in add_header, auth_basic_user_file,
Igor Sysoev <igor@sysoev.ru>
parents:
2406
diff
changeset
|
589 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
|
590 |
1363
b0e114fb3bdc
use header specific handler in add_handler,
Igor Sysoev <igor@sysoev.ru>
parents:
1107
diff
changeset
|
591 break; |
b0e114fb3bdc
use header specific handler in add_handler,
Igor Sysoev <igor@sysoev.ru>
parents:
1107
diff
changeset
|
592 } |
b0e114fb3bdc
use header specific handler in add_handler,
Igor Sysoev <igor@sysoev.ru>
parents:
1107
diff
changeset
|
593 |
2605
2a301c21256a
fix add_header Last-Modified "", broken in r2589
Igor Sysoev <igor@sysoev.ru>
parents:
2588
diff
changeset
|
594 if (value[2].len == 0) { |
2a301c21256a
fix add_header Last-Modified "", broken in r2589
Igor Sysoev <igor@sysoev.ru>
parents:
2588
diff
changeset
|
595 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
|
596 return NGX_CONF_OK; |
2a301c21256a
fix add_header Last-Modified "", broken in r2589
Igor Sysoev <igor@sysoev.ru>
parents:
2588
diff
changeset
|
597 } |
2a301c21256a
fix add_header Last-Modified "", broken in r2589
Igor Sysoev <igor@sysoev.ru>
parents:
2588
diff
changeset
|
598 |
2588
a6954ce88b80
use complex values in add_header, auth_basic_user_file,
Igor Sysoev <igor@sysoev.ru>
parents:
2406
diff
changeset
|
599 ngx_memzero(&ccv, sizeof(ngx_http_compile_complex_value_t)); |
625 | 600 |
2588
a6954ce88b80
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Igor Sysoev <igor@sysoev.ru>
parents:
2406
diff
changeset
|
601 ccv.cf = cf; |
a6954ce88b80
use complex values in add_header, auth_basic_user_file,
Igor Sysoev <igor@sysoev.ru>
parents:
2406
diff
changeset
|
602 ccv.value = &value[2]; |
a6954ce88b80
use complex values in add_header, auth_basic_user_file,
Igor Sysoev <igor@sysoev.ru>
parents:
2406
diff
changeset
|
603 ccv.complex_value = &hv->value; |
625 | 604 |
2588
a6954ce88b80
use complex values in add_header, auth_basic_user_file,
Igor Sysoev <igor@sysoev.ru>
parents:
2406
diff
changeset
|
605 if (ngx_http_compile_complex_value(&ccv) != NGX_OK) { |
625 | 606 return NGX_CONF_ERROR; |
607 } | |
573 | 608 |
609 return NGX_CONF_OK; | |
610 } |