Mercurial > hg > nginx
annotate src/http/modules/ngx_http_static_module.c @ 1454:f497ed7682a7
open_file_cache in HTTP
author | Igor Sysoev <igor@sysoev.ru> |
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date | Sat, 01 Sep 2007 12:12:48 +0000 |
parents | aabbf66b61ea |
children | 223e92651ca5 |
rev | line source |
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1 |
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2 /* |
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3 * Copyright (C) Igor Sysoev |
441
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4 */ |
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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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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; |
773 | 51 size_t root; |
557 | 52 ngx_fd_t fd; |
1454 | 53 ngx_str_t path; |
557 | 54 ngx_int_t rc; |
55 ngx_uint_t level; | |
56 ngx_log_t *log; | |
57 ngx_buf_t *b; | |
58 ngx_chain_t out; | |
1454 | 59 ngx_open_file_info_t of; |
557 | 60 ngx_http_core_loc_conf_t *clcf; |
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61 |
645 | 62 if (!(r->method & (NGX_HTTP_GET|NGX_HTTP_HEAD))) { |
639 | 63 return NGX_HTTP_NOT_ALLOWED; |
64 } | |
65 | |
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66 if (r->uri.data[r->uri.len - 1] == '/') { |
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67 return NGX_DECLINED; |
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68 } |
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69 |
489 | 70 /* TODO: Win32 */ |
71 if (r->zero_in_uri) { | |
72 return NGX_DECLINED; | |
73 } | |
74 | |
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75 rc = ngx_http_discard_request_body(r); |
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76 |
1374 | 77 if (rc != NGX_OK) { |
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78 return rc; |
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79 } |
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80 |
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81 log = r->connection->log; |
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82 |
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83 /* |
557 | 84 * ngx_http_map_uri_to_path() allocates memory for terminating '\0' |
85 * so we do not need to reserve memory for '/' for possible redirect | |
201
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86 */ |
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87 |
773 | 88 last = ngx_http_map_uri_to_path(r, &path, &root, 0); |
557 | 89 if (last == NULL) { |
90 return NGX_HTTP_INTERNAL_SERVER_ERROR; | |
400
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91 } |
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92 |
1454 | 93 path.len = last - path.data; |
94 | |
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95 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, log, 0, |
557 | 96 "http filename: \"%s\"", path.data); |
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97 |
1454 | 98 clcf = ngx_http_get_module_loc_conf(r, ngx_http_core_module); |
563 | 99 |
1454 | 100 of.test_dir = 0; |
101 of.retest = clcf->open_file_cache_retest; | |
102 of.errors = clcf->open_file_cache_errors; | |
103 | |
104 rc = ngx_open_cached_file(clcf->open_file_cache, &path, &of, r->pool); | |
105 | |
106 if (rc == NGX_ERROR) { | |
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107 |
1454 | 108 switch (of.err) { |
109 | |
110 case 0: | |
111 return NGX_HTTP_INTERNAL_SERVER_ERROR; | |
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112 |
1454 | 113 case NGX_ENOENT: |
114 case NGX_ENOTDIR: | |
115 case NGX_ENAMETOOLONG: | |
116 | |
170
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117 level = NGX_LOG_ERR; |
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118 rc = NGX_HTTP_NOT_FOUND; |
1454 | 119 break; |
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120 |
1454 | 121 case NGX_EACCES: |
122 | |
170
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123 level = NGX_LOG_ERR; |
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124 rc = NGX_HTTP_FORBIDDEN; |
1454 | 125 break; |
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126 |
1454 | 127 default: |
128 | |
170
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129 level = NGX_LOG_CRIT; |
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130 rc = NGX_HTTP_INTERNAL_SERVER_ERROR; |
1454 | 131 break; |
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132 } |
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133 |
527 | 134 if (rc != NGX_HTTP_NOT_FOUND || clcf->log_not_found) { |
1454 | 135 ngx_log_error(level, log, of.err, |
557 | 136 ngx_open_file_n " \"%s\" failed", path.data); |
527 | 137 } |
170
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138 |
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139 return rc; |
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140 } |
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141 |
1454 | 142 fd = of.fd; |
143 | |
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144 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, log, 0, "http static fd: %d", fd); |
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145 |
1454 | 146 if (of.is_dir) { |
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147 |
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148 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, log, 0, "http dir"); |
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149 |
509 | 150 r->headers_out.location = ngx_palloc(r->pool, sizeof(ngx_table_elt_t)); |
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151 if (r->headers_out.location == NULL) { |
165
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152 return NGX_HTTP_INTERNAL_SERVER_ERROR; |
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153 } |
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154 |
603 | 155 if (!clcf->alias && clcf->root_lengths == NULL) { |
557 | 156 location = path.data + clcf->root.len; |
157 | |
158 } else { | |
159 location = ngx_palloc(r->pool, r->uri.len + 1); | |
160 if (location == NULL) { | |
161 return NGX_HTTP_INTERNAL_SERVER_ERROR; | |
162 } | |
163 | |
573 | 164 last = ngx_copy(location, r->uri.data, r->uri.len); |
557 | 165 } |
166 | |
167 *last = '/'; | |
168 | |
509 | 169 /* |
170 * we do not need to set the r->headers_out.location->hash and | |
171 * r->headers_out.location->key fields | |
172 */ | |
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173 |
557 | 174 r->headers_out.location->value.len = r->uri.len + 1; |
175 r->headers_out.location->value.data = location; | |
287
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176 |
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177 return NGX_HTTP_MOVED_PERMANENTLY; |
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178 } |
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179 |
461 | 180 #if !(NGX_WIN32) /* the not regular files are probably Unix specific */ |
176
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181 |
1454 | 182 if (!of.is_file) { |
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183 ngx_log_error(NGX_LOG_CRIT, log, ngx_errno, |
557 | 184 "\"%s\" is not a regular file", path.data); |
176
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185 |
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186 return NGX_HTTP_NOT_FOUND; |
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187 } |
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188 |
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189 #endif |
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nginx-0.0.1-2003-11-09-23:03:38 import; separate building
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
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190 |
509 | 191 log->action = "sending response to client"; |
148
5afee0074707
nginx-0.0.1-2003-10-17-00:19:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
143
diff
changeset
|
192 |
201
267ea1d98683
nginx-0.0.1-2003-11-30-23:03:18 import
Igor Sysoev <igor@sysoev.ru>
parents:
200
diff
changeset
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193 r->headers_out.status = NGX_HTTP_OK; |
1454 | 194 r->headers_out.content_length_n = of.size; |
195 r->headers_out.last_modified_time = of.mtime; | |
201
267ea1d98683
nginx-0.0.1-2003-11-30-23:03:18 import
Igor Sysoev <igor@sysoev.ru>
parents:
200
diff
changeset
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196 |
267ea1d98683
nginx-0.0.1-2003-11-30-23:03:18 import
Igor Sysoev <igor@sysoev.ru>
parents:
200
diff
changeset
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197 if (ngx_http_set_content_type(r) != NGX_OK) { |
200
abeaebe0a33c
nginx-0.0.1-2003-11-28-20:41:47 import
Igor Sysoev <igor@sysoev.ru>
parents:
199
diff
changeset
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198 return NGX_HTTP_INTERNAL_SERVER_ERROR; |
abeaebe0a33c
nginx-0.0.1-2003-11-28-20:41:47 import
Igor Sysoev <igor@sysoev.ru>
parents:
199
diff
changeset
|
199 } |
abeaebe0a33c
nginx-0.0.1-2003-11-28-20:41:47 import
Igor Sysoev <igor@sysoev.ru>
parents:
199
diff
changeset
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200 |
1454 | 201 if (r != r->main && of.size == 0) { |
583 | 202 return ngx_http_send_header(r); |
203 } | |
204 | |
587 | 205 r->allow_ranges = 1; |
206 | |
577 | 207 /* we need to allocate all before the header would be sent */ |
1
d220029ac7f3
nginx-0.0.1-2002-08-15-21:20:26 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
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208 |
577 | 209 b = ngx_pcalloc(r->pool, sizeof(ngx_buf_t)); |
210 if (b == NULL) { | |
211 return NGX_HTTP_INTERNAL_SERVER_ERROR; | |
212 } | |
26
53cb81681040
nginx-0.0.1-2002-12-15-09:25:09 import
Igor Sysoev <igor@sysoev.ru>
parents:
24
diff
changeset
|
213 |
577 | 214 b->file = ngx_pcalloc(r->pool, sizeof(ngx_file_t)); |
215 if (b->file == NULL) { | |
216 return NGX_HTTP_INTERNAL_SERVER_ERROR; | |
217 } | |
403
ea3113b181d1
nginx-0.0.9-2004-07-28-23:21:26 import
Igor Sysoev <igor@sysoev.ru>
parents:
400
diff
changeset
|
218 |
96
a23d010f356d
nginx-0.0.1-2003-05-27-16:18:54 import
Igor Sysoev <igor@sysoev.ru>
parents:
89
diff
changeset
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219 rc = ngx_http_send_header(r); |
143
5526213be452
nginx-0.0.1-2003-10-10-19:10:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
142
diff
changeset
|
220 |
585 | 221 if (rc == NGX_ERROR || rc > NGX_OK || r->header_only) { |
143
5526213be452
nginx-0.0.1-2003-10-10-19:10:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
142
diff
changeset
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222 return rc; |
99
a059e1aa65d4
nginx-0.0.1-2003-06-02-19:24:30 import
Igor Sysoev <igor@sysoev.ru>
parents:
96
diff
changeset
|
223 } |
96
a23d010f356d
nginx-0.0.1-2003-05-27-16:18:54 import
Igor Sysoev <igor@sysoev.ru>
parents:
89
diff
changeset
|
224 |
343
6bdf858bff8c
nginx-0.0.3-2004-05-28-19:49:23 import; rename ngx_hunk_t to ngx_buf_t
Igor Sysoev <igor@sysoev.ru>
parents:
334
diff
changeset
|
225 b->file_pos = 0; |
1454 | 226 b->file_last = of.size; |
1
d220029ac7f3
nginx-0.0.1-2002-08-15-21:20:26 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
227 |
577 | 228 b->in_file = b->file_last ? 1: 0; |
597 | 229 b->last_buf = (r == r->main) ? 1: 0; |
577 | 230 b->last_in_chain = 1; |
231 | |
343
6bdf858bff8c
nginx-0.0.3-2004-05-28-19:49:23 import; rename ngx_hunk_t to ngx_buf_t
Igor Sysoev <igor@sysoev.ru>
parents:
334
diff
changeset
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232 b->file->fd = fd; |
557 | 233 b->file->name = path; |
343
6bdf858bff8c
nginx-0.0.3-2004-05-28-19:49:23 import; rename ngx_hunk_t to ngx_buf_t
Igor Sysoev <igor@sysoev.ru>
parents:
334
diff
changeset
|
234 b->file->log = log; |
6bdf858bff8c
nginx-0.0.3-2004-05-28-19:49:23 import; rename ngx_hunk_t to ngx_buf_t
Igor Sysoev <igor@sysoev.ru>
parents:
334
diff
changeset
|
235 |
6bdf858bff8c
nginx-0.0.3-2004-05-28-19:49:23 import; rename ngx_hunk_t to ngx_buf_t
Igor Sysoev <igor@sysoev.ru>
parents:
334
diff
changeset
|
236 out.buf = b; |
153
c71aeb75c071
nginx-0.0.1-2003-10-21-20:49:56 import
Igor Sysoev <igor@sysoev.ru>
parents:
148
diff
changeset
|
237 out.next = NULL; |
c71aeb75c071
nginx-0.0.1-2003-10-21-20:49:56 import
Igor Sysoev <igor@sysoev.ru>
parents:
148
diff
changeset
|
238 |
c71aeb75c071
nginx-0.0.1-2003-10-21-20:49:56 import
Igor Sysoev <igor@sysoev.ru>
parents:
148
diff
changeset
|
239 return ngx_http_output_filter(r, &out); |
1
d220029ac7f3
nginx-0.0.1-2002-08-15-21:20:26 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
240 } |
148
5afee0074707
nginx-0.0.1-2003-10-17-00:19:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
143
diff
changeset
|
241 |
5afee0074707
nginx-0.0.1-2003-10-17-00:19:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
143
diff
changeset
|
242 |
509 | 243 static ngx_int_t |
681 | 244 ngx_http_static_init(ngx_conf_t *cf) |
148
5afee0074707
nginx-0.0.1-2003-10-17-00:19:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
143
diff
changeset
|
245 { |
5afee0074707
nginx-0.0.1-2003-10-17-00:19:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
143
diff
changeset
|
246 ngx_http_handler_pt *h; |
5afee0074707
nginx-0.0.1-2003-10-17-00:19:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
143
diff
changeset
|
247 ngx_http_core_main_conf_t *cmcf; |
396
6f3b20c1ac50
nginx-0.0.7-2004-07-18-23:11:20 import
Igor Sysoev <igor@sysoev.ru>
parents:
346
diff
changeset
|
248 |
681 | 249 cmcf = ngx_http_conf_get_module_main_conf(cf, ngx_http_core_module); |
577 | 250 |
501 | 251 h = ngx_array_push(&cmcf->phases[NGX_HTTP_CONTENT_PHASE].handlers); |
201
267ea1d98683
nginx-0.0.1-2003-11-30-23:03:18 import
Igor Sysoev <igor@sysoev.ru>
parents:
200
diff
changeset
|
252 if (h == NULL) { |
267ea1d98683
nginx-0.0.1-2003-11-30-23:03:18 import
Igor Sysoev <igor@sysoev.ru>
parents:
200
diff
changeset
|
253 return NGX_ERROR; |
267ea1d98683
nginx-0.0.1-2003-11-30-23:03:18 import
Igor Sysoev <igor@sysoev.ru>
parents:
200
diff
changeset
|
254 } |
267ea1d98683
nginx-0.0.1-2003-11-30-23:03:18 import
Igor Sysoev <igor@sysoev.ru>
parents:
200
diff
changeset
|
255 |
267ea1d98683
nginx-0.0.1-2003-11-30-23:03:18 import
Igor Sysoev <igor@sysoev.ru>
parents:
200
diff
changeset
|
256 *h = ngx_http_static_handler; |
148
5afee0074707
nginx-0.0.1-2003-10-17-00:19:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
143
diff
changeset
|
257 |
5afee0074707
nginx-0.0.1-2003-10-17-00:19:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
143
diff
changeset
|
258 return NGX_OK; |
5afee0074707
nginx-0.0.1-2003-10-17-00:19:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
143
diff
changeset
|
259 } |