Mercurial > hg > nginx
annotate src/http/modules/ngx_http_static_module.c @ 3598:8152369f7037 stable-0.7
merge r3528:
remove r->zero_in_uri
author | Igor Sysoev <igor@sysoev.ru> |
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date | Mon, 07 Jun 2010 12:27:06 +0000 |
parents | 8944c3e318ab |
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rev | line source |
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1 |
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2 /* |
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3 * Copyright (C) Igor Sysoev |
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4 */ |
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7 #include <ngx_config.h> |
87
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8 #include <ngx_core.h> |
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9 #include <ngx_http.h> |
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12 static ngx_int_t ngx_http_static_handler(ngx_http_request_t *r); |
681 | 13 static ngx_int_t ngx_http_static_init(ngx_conf_t *cf); |
148
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14 |
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15 |
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16 ngx_http_module_t ngx_http_static_module_ctx = { |
509 | 17 NULL, /* preconfiguration */ |
681 | 18 ngx_http_static_init, /* postconfiguration */ |
177
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19 |
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20 NULL, /* create main configuration */ |
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21 NULL, /* init main configuration */ |
577 | 22 |
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23 NULL, /* create server configuration */ |
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24 NULL, /* merge server configuration */ |
577 | 25 |
1454 | 26 NULL, /* create location configuration */ |
27 NULL /* merge location configuration */ | |
577 | 28 }; |
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29 |
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30 |
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31 ngx_module_t ngx_http_static_module = { |
509 | 32 NGX_MODULE_V1, |
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33 &ngx_http_static_module_ctx, /* module context */ |
1454 | 34 NULL, /* module directives */ |
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35 NGX_HTTP_MODULE, /* module type */ |
541 | 36 NULL, /* init master */ |
681 | 37 NULL, /* init module */ |
541 | 38 NULL, /* init process */ |
39 NULL, /* init thread */ | |
40 NULL, /* exit thread */ | |
41 NULL, /* exit process */ | |
42 NULL, /* exit master */ | |
43 NGX_MODULE_V1_PADDING | |
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44 }; |
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45 |
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46 |
509 | 47 static ngx_int_t |
48 ngx_http_static_handler(ngx_http_request_t *r) | |
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49 { |
557 | 50 u_char *last, *location; |
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51 size_t root, len; |
1454 | 52 ngx_str_t path; |
557 | 53 ngx_int_t rc; |
54 ngx_uint_t level; | |
55 ngx_log_t *log; | |
56 ngx_buf_t *b; | |
57 ngx_chain_t out; | |
1454 | 58 ngx_open_file_info_t of; |
557 | 59 ngx_http_core_loc_conf_t *clcf; |
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60 |
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61 if (!(r->method & (NGX_HTTP_GET|NGX_HTTP_HEAD|NGX_HTTP_POST))) { |
639 | 62 return NGX_HTTP_NOT_ALLOWED; |
63 } | |
64 | |
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65 if (r->uri.data[r->uri.len - 1] == '/') { |
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66 return NGX_DECLINED; |
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67 } |
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68 |
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69 log = r->connection->log; |
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70 |
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71 /* |
557 | 72 * ngx_http_map_uri_to_path() allocates memory for terminating '\0' |
73 * so we do not need to reserve memory for '/' for possible redirect | |
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74 */ |
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75 |
773 | 76 last = ngx_http_map_uri_to_path(r, &path, &root, 0); |
557 | 77 if (last == NULL) { |
78 return NGX_HTTP_INTERNAL_SERVER_ERROR; | |
400
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79 } |
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80 |
1454 | 81 path.len = last - path.data; |
82 | |
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83 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, log, 0, |
557 | 84 "http filename: \"%s\"", path.data); |
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85 |
1454 | 86 clcf = ngx_http_get_module_loc_conf(r, ngx_http_core_module); |
563 | 87 |
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88 ngx_memzero(&of, sizeof(ngx_open_file_info_t)); |
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89 |
2129 | 90 of.directio = clcf->directio; |
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91 of.valid = clcf->open_file_cache_valid; |
1772 | 92 of.min_uses = clcf->open_file_cache_min_uses; |
1454 | 93 of.errors = clcf->open_file_cache_errors; |
1457 | 94 of.events = clcf->open_file_cache_events; |
1454 | 95 |
1799 | 96 if (ngx_open_cached_file(clcf->open_file_cache, &path, &of, r->pool) |
97 != NGX_OK) | |
98 { | |
1454 | 99 switch (of.err) { |
100 | |
101 case 0: | |
102 return NGX_HTTP_INTERNAL_SERVER_ERROR; | |
148
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103 |
1454 | 104 case NGX_ENOENT: |
105 case NGX_ENOTDIR: | |
106 case NGX_ENAMETOOLONG: | |
107 | |
170
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108 level = NGX_LOG_ERR; |
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109 rc = NGX_HTTP_NOT_FOUND; |
1454 | 110 break; |
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111 |
1454 | 112 case NGX_EACCES: |
113 | |
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114 level = NGX_LOG_ERR; |
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115 rc = NGX_HTTP_FORBIDDEN; |
1454 | 116 break; |
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117 |
1454 | 118 default: |
119 | |
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120 level = NGX_LOG_CRIT; |
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121 rc = NGX_HTTP_INTERNAL_SERVER_ERROR; |
1454 | 122 break; |
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123 } |
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124 |
527 | 125 if (rc != NGX_HTTP_NOT_FOUND || clcf->log_not_found) { |
1454 | 126 ngx_log_error(level, log, of.err, |
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127 "%s \"%s\" failed", of.failed, path.data); |
527 | 128 } |
170
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129 |
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130 return rc; |
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131 } |
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132 |
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133 r->root_tested = !r->error_page; |
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134 |
1696 | 135 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, log, 0, "http static fd: %d", of.fd); |
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136 |
1454 | 137 if (of.is_dir) { |
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138 |
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139 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, log, 0, "http dir"); |
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140 |
509 | 141 r->headers_out.location = ngx_palloc(r->pool, sizeof(ngx_table_elt_t)); |
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142 if (r->headers_out.location == NULL) { |
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143 return NGX_HTTP_INTERNAL_SERVER_ERROR; |
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144 } |
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145 |
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146 len = r->uri.len + 1; |
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147 |
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148 if (!clcf->alias && clcf->root_lengths == NULL && r->args.len == 0) { |
557 | 149 location = path.data + clcf->root.len; |
150 | |
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151 *last = '/'; |
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152 |
557 | 153 } else { |
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154 if (r->args.len) { |
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155 len += r->args.len + 1; |
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156 } |
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157 |
2049 | 158 location = ngx_pnalloc(r->pool, len); |
557 | 159 if (location == NULL) { |
160 return NGX_HTTP_INTERNAL_SERVER_ERROR; | |
161 } | |
162 | |
573 | 163 last = ngx_copy(location, r->uri.data, r->uri.len); |
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164 |
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165 *last = '/'; |
557 | 166 |
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167 if (r->args.len) { |
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168 *++last = '?'; |
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169 ngx_memcpy(++last, r->args.data, r->args.len); |
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170 } |
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171 } |
557 | 172 |
509 | 173 /* |
174 * we do not need to set the r->headers_out.location->hash and | |
175 * r->headers_out.location->key fields | |
176 */ | |
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177 |
2038
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178 r->headers_out.location->value.len = len; |
557 | 179 r->headers_out.location->value.data = location; |
287
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180 |
148
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181 return NGX_HTTP_MOVED_PERMANENTLY; |
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182 } |
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183 |
461 | 184 #if !(NGX_WIN32) /* the not regular files are probably Unix specific */ |
176
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185 |
1454 | 186 if (!of.is_file) { |
3595 | 187 ngx_log_error(NGX_LOG_CRIT, log, 0, |
557 | 188 "\"%s\" is not a regular file", path.data); |
176
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189 |
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190 return NGX_HTTP_NOT_FOUND; |
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191 } |
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192 |
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193 #endif |
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194 |
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195 if (r->method & NGX_HTTP_POST) { |
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196 return NGX_HTTP_NOT_ALLOWED; |
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197 } |
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198 |
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199 rc = ngx_http_discard_request_body(r); |
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200 |
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201 if (rc != NGX_OK) { |
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202 return rc; |
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203 } |
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204 |
509 | 205 log->action = "sending response to client"; |
148
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206 |
201
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207 r->headers_out.status = NGX_HTTP_OK; |
1454 | 208 r->headers_out.content_length_n = of.size; |
209 r->headers_out.last_modified_time = of.mtime; | |
201
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210 |
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211 if (ngx_http_set_content_type(r) != NGX_OK) { |
200
abeaebe0a33c
nginx-0.0.1-2003-11-28-20:41:47 import
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diff
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212 return NGX_HTTP_INTERNAL_SERVER_ERROR; |
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nginx-0.0.1-2003-11-28-20:41:47 import
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213 } |
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nginx-0.0.1-2003-11-28-20:41:47 import
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214 |
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215 if (r != r->main && of.size == 0) { |
583 | 216 return ngx_http_send_header(r); |
217 } | |
218 | |
587 | 219 r->allow_ranges = 1; |
220 | |
577 | 221 /* we need to allocate all before the header would be sent */ |
1
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222 |
577 | 223 b = ngx_pcalloc(r->pool, sizeof(ngx_buf_t)); |
224 if (b == NULL) { | |
225 return NGX_HTTP_INTERNAL_SERVER_ERROR; | |
226 } | |
26
53cb81681040
nginx-0.0.1-2002-12-15-09:25:09 import
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parents:
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diff
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227 |
577 | 228 b->file = ngx_pcalloc(r->pool, sizeof(ngx_file_t)); |
229 if (b->file == NULL) { | |
230 return NGX_HTTP_INTERNAL_SERVER_ERROR; | |
231 } | |
403
ea3113b181d1
nginx-0.0.9-2004-07-28-23:21:26 import
Igor Sysoev <igor@sysoev.ru>
parents:
400
diff
changeset
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232 |
96
a23d010f356d
nginx-0.0.1-2003-05-27-16:18:54 import
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diff
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233 rc = ngx_http_send_header(r); |
143
5526213be452
nginx-0.0.1-2003-10-10-19:10:50 import
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parents:
142
diff
changeset
|
234 |
585 | 235 if (rc == NGX_ERROR || rc > NGX_OK || r->header_only) { |
143
5526213be452
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236 return rc; |
99
a059e1aa65d4
nginx-0.0.1-2003-06-02-19:24:30 import
Igor Sysoev <igor@sysoev.ru>
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96
diff
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237 } |
96
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238 |
343
6bdf858bff8c
nginx-0.0.3-2004-05-28-19:49:23 import; rename ngx_hunk_t to ngx_buf_t
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239 b->file_pos = 0; |
1454 | 240 b->file_last = of.size; |
1
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241 |
577 | 242 b->in_file = b->file_last ? 1: 0; |
597 | 243 b->last_buf = (r == r->main) ? 1: 0; |
577 | 244 b->last_in_chain = 1; |
245 | |
1696 | 246 b->file->fd = of.fd; |
557 | 247 b->file->name = path; |
343
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nginx-0.0.3-2004-05-28-19:49:23 import; rename ngx_hunk_t to ngx_buf_t
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diff
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248 b->file->log = log; |
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249 b->file->directio = of.is_directio; |
343
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250 |
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251 out.buf = b; |
153
c71aeb75c071
nginx-0.0.1-2003-10-21-20:49:56 import
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252 out.next = NULL; |
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diff
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253 |
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254 return ngx_http_output_filter(r, &out); |
1
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255 } |
148
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256 |
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257 |
509 | 258 static ngx_int_t |
681 | 259 ngx_http_static_init(ngx_conf_t *cf) |
148
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260 { |
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261 ngx_http_handler_pt *h; |
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262 ngx_http_core_main_conf_t *cmcf; |
396
6f3b20c1ac50
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diff
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263 |
681 | 264 cmcf = ngx_http_conf_get_module_main_conf(cf, ngx_http_core_module); |
577 | 265 |
501 | 266 h = ngx_array_push(&cmcf->phases[NGX_HTTP_CONTENT_PHASE].handlers); |
201
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267 if (h == NULL) { |
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268 return NGX_ERROR; |
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269 } |
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270 |
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271 *h = ngx_http_static_handler; |
148
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272 |
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273 return NGX_OK; |
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274 } |