Mercurial > hg > nginx
annotate src/http/ngx_http_variables.c @ 4795:ad072e83f2a9 stable-1.2
Merge of r4757: debugging messages in limit_conn.
Fixed debugging messages to account that limit_zone was renamed to limit_conn.
author | Maxim Dounin <mdounin@mdounin.ru> |
---|---|
date | Mon, 06 Aug 2012 16:19:35 +0000 |
parents | 613390a974df |
children | 5cad4cb1f484 |
rev | line source |
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499 | 1 |
2 /* | |
3 * Copyright (C) Igor Sysoev | |
4412 | 4 * Copyright (C) Nginx, Inc. |
499 | 5 */ |
6 | |
7 | |
8 #include <ngx_config.h> | |
9 #include <ngx_core.h> | |
10 #include <ngx_http.h> | |
1329 | 11 #include <nginx.h> |
499 | 12 |
13 | |
573 | 14 static ngx_int_t ngx_http_variable_request(ngx_http_request_t *r, |
15 ngx_http_variable_value_t *v, uintptr_t data); | |
1350 | 16 static void ngx_http_variable_request_set(ngx_http_request_t *r, |
17 ngx_http_variable_value_t *v, uintptr_t data); | |
3282
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fix segfault if $limit_rate was logged
Igor Sysoev <igor@sysoev.ru>
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18 static ngx_int_t ngx_http_variable_request_get_size(ngx_http_request_t *r, |
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19 ngx_http_variable_value_t *v, uintptr_t data); |
637 | 20 static void ngx_http_variable_request_set_size(ngx_http_request_t *r, |
21 ngx_http_variable_value_t *v, uintptr_t data); | |
573 | 22 static ngx_int_t ngx_http_variable_header(ngx_http_request_t *r, |
23 ngx_http_variable_value_t *v, uintptr_t data); | |
24 static ngx_int_t ngx_http_variable_headers(ngx_http_request_t *r, | |
25 ngx_http_variable_value_t *v, uintptr_t data); | |
577 | 26 |
27 static ngx_int_t ngx_http_variable_unknown_header_in(ngx_http_request_t *r, | |
573 | 28 ngx_http_variable_value_t *v, uintptr_t data); |
577 | 29 static ngx_int_t ngx_http_variable_unknown_header_out(ngx_http_request_t *r, |
30 ngx_http_variable_value_t *v, uintptr_t data); | |
3144
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allow to log invalid $request in access_log always,
Igor Sysoev <igor@sysoev.ru>
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31 static ngx_int_t ngx_http_variable_request_line(ngx_http_request_t *r, |
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32 ngx_http_variable_value_t *v, uintptr_t data); |
2359
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$cookie_... variable did not for SSI and perl
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33 static ngx_int_t ngx_http_variable_cookie(ngx_http_request_t *r, |
4fee4ebbfb0b
$cookie_... variable did not for SSI and perl
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34 ngx_http_variable_value_t *v, uintptr_t data); |
2137 | 35 static ngx_int_t ngx_http_variable_argument(ngx_http_request_t *r, |
36 ngx_http_variable_value_t *v, uintptr_t data); | |
4545
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Implemented $tcpinfo_rtt, $tcpinfo_rttvar, $tcpinfo_snd_cwnd, and
Ruslan Ermilov <ru@nginx.com>
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37 #if (NGX_HAVE_TCP_INFO) |
ba39af7274ed
Implemented $tcpinfo_rtt, $tcpinfo_rttvar, $tcpinfo_snd_cwnd, and
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38 static ngx_int_t ngx_http_variable_tcpinfo(ngx_http_request_t *r, |
ba39af7274ed
Implemented $tcpinfo_rtt, $tcpinfo_rttvar, $tcpinfo_snd_cwnd, and
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39 ngx_http_variable_value_t *v, uintptr_t data); |
ba39af7274ed
Implemented $tcpinfo_rtt, $tcpinfo_rttvar, $tcpinfo_snd_cwnd, and
Ruslan Ermilov <ru@nginx.com>
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40 #endif |
577 | 41 |
573 | 42 static ngx_int_t ngx_http_variable_host(ngx_http_request_t *r, |
43 ngx_http_variable_value_t *v, uintptr_t data); | |
983
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ngx_http_variable_binary_remote_addr()
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44 static ngx_int_t ngx_http_variable_binary_remote_addr(ngx_http_request_t *r, |
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ngx_http_variable_binary_remote_addr()
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45 ngx_http_variable_value_t *v, uintptr_t data); |
573 | 46 static ngx_int_t ngx_http_variable_remote_addr(ngx_http_request_t *r, |
47 ngx_http_variable_value_t *v, uintptr_t data); | |
48 static ngx_int_t ngx_http_variable_remote_port(ngx_http_request_t *r, | |
49 ngx_http_variable_value_t *v, uintptr_t data); | |
50 static ngx_int_t ngx_http_variable_server_addr(ngx_http_request_t *r, | |
51 ngx_http_variable_value_t *v, uintptr_t data); | |
52 static ngx_int_t ngx_http_variable_server_port(ngx_http_request_t *r, | |
53 ngx_http_variable_value_t *v, uintptr_t data); | |
731 | 54 static ngx_int_t ngx_http_variable_scheme(ngx_http_request_t *r, |
55 ngx_http_variable_value_t *v, uintptr_t data); | |
4332
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Added the $https variable.
Valentin Bartenev <vbart@nginx.com>
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56 static ngx_int_t ngx_http_variable_https(ngx_http_request_t *r, |
4d9f985fd217
Added the $https variable.
Valentin Bartenev <vbart@nginx.com>
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57 ngx_http_variable_value_t *v, uintptr_t data); |
1351 | 58 static ngx_int_t ngx_http_variable_is_args(ngx_http_request_t *r, |
59 ngx_http_variable_value_t *v, uintptr_t data); | |
573 | 60 static ngx_int_t ngx_http_variable_document_root(ngx_http_request_t *r, |
61 ngx_http_variable_value_t *v, uintptr_t data); | |
2259 | 62 static ngx_int_t ngx_http_variable_realpath_root(ngx_http_request_t *r, |
63 ngx_http_variable_value_t *v, uintptr_t data); | |
573 | 64 static ngx_int_t ngx_http_variable_request_filename(ngx_http_request_t *r, |
65 ngx_http_variable_value_t *v, uintptr_t data); | |
1811 | 66 static ngx_int_t ngx_http_variable_server_name(ngx_http_request_t *r, |
67 ngx_http_variable_value_t *v, uintptr_t data); | |
573 | 68 static ngx_int_t ngx_http_variable_request_method(ngx_http_request_t *r, |
69 ngx_http_variable_value_t *v, uintptr_t data); | |
70 static ngx_int_t ngx_http_variable_remote_user(ngx_http_request_t *r, | |
71 ngx_http_variable_value_t *v, uintptr_t data); | |
611 | 72 static ngx_int_t ngx_http_variable_body_bytes_sent(ngx_http_request_t *r, |
73 ngx_http_variable_value_t *v, uintptr_t data); | |
629 | 74 static ngx_int_t ngx_http_variable_request_completion(ngx_http_request_t *r, |
75 ngx_http_variable_value_t *v, uintptr_t data); | |
2844 | 76 static ngx_int_t ngx_http_variable_request_body(ngx_http_request_t *r, |
77 ngx_http_variable_value_t *v, uintptr_t data); | |
759 | 78 static ngx_int_t ngx_http_variable_request_body_file(ngx_http_request_t *r, |
79 ngx_http_variable_value_t *v, uintptr_t data); | |
4726
dad38cdaf496
Merge of r4686, r4687: $status variable.
Maxim Dounin <mdounin@mdounin.ru>
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80 static ngx_int_t ngx_http_variable_status(ngx_http_request_t *r, |
dad38cdaf496
Merge of r4686, r4687: $status variable.
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81 ngx_http_variable_value_t *v, uintptr_t data); |
499 | 82 |
641 | 83 static ngx_int_t ngx_http_variable_sent_content_type(ngx_http_request_t *r, |
84 ngx_http_variable_value_t *v, uintptr_t data); | |
85 static ngx_int_t ngx_http_variable_sent_content_length(ngx_http_request_t *r, | |
86 ngx_http_variable_value_t *v, uintptr_t data); | |
2485
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fix $sent_http_location for local redirects
Igor Sysoev <igor@sysoev.ru>
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87 static ngx_int_t ngx_http_variable_sent_location(ngx_http_request_t *r, |
51b1097dbb67
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88 ngx_http_variable_value_t *v, uintptr_t data); |
641 | 89 static ngx_int_t ngx_http_variable_sent_last_modified(ngx_http_request_t *r, |
90 ngx_http_variable_value_t *v, uintptr_t data); | |
91 static ngx_int_t ngx_http_variable_sent_connection(ngx_http_request_t *r, | |
92 ngx_http_variable_value_t *v, uintptr_t data); | |
93 static ngx_int_t ngx_http_variable_sent_keep_alive(ngx_http_request_t *r, | |
94 ngx_http_variable_value_t *v, uintptr_t data); | |
95 static ngx_int_t ngx_http_variable_sent_transfer_encoding(ngx_http_request_t *r, | |
96 ngx_http_variable_value_t *v, uintptr_t data); | |
97 | |
1329 | 98 static ngx_int_t ngx_http_variable_nginx_version(ngx_http_request_t *r, |
99 ngx_http_variable_value_t *v, uintptr_t data); | |
2011 | 100 static ngx_int_t ngx_http_variable_hostname(ngx_http_request_t *r, |
101 ngx_http_variable_value_t *v, uintptr_t data); | |
2249 | 102 static ngx_int_t ngx_http_variable_pid(ngx_http_request_t *r, |
103 ngx_http_variable_value_t *v, uintptr_t data); | |
499 | 104 |
509 | 105 /* |
106 * TODO: | |
107 * Apache CGI: AUTH_TYPE, PATH_INFO (null), PATH_TRANSLATED | |
108 * REMOTE_HOST (null), REMOTE_IDENT (null), | |
109 * SERVER_SOFTWARE | |
110 * | |
571 | 111 * Apache SSI: DOCUMENT_NAME, LAST_MODIFIED, USER_NAME (file owner) |
509 | 112 */ |
499 | 113 |
641 | 114 /* |
115 * the $http_host, $http_user_agent, $http_referer, $http_via, | |
116 * and $http_x_forwarded_for variables may be handled by generic | |
4572
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Fixed spelling in multiline C comments.
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117 * ngx_http_variable_unknown_header_in(), but for performance reasons |
641 | 118 * they are handled using dedicated entries |
119 */ | |
120 | |
509 | 121 static ngx_http_variable_t ngx_http_core_variables[] = { |
122 | |
637 | 123 { ngx_string("http_host"), NULL, ngx_http_variable_header, |
533 | 124 offsetof(ngx_http_request_t, headers_in.host), 0, 0 }, |
499 | 125 |
637 | 126 { ngx_string("http_user_agent"), NULL, ngx_http_variable_header, |
533 | 127 offsetof(ngx_http_request_t, headers_in.user_agent), 0, 0 }, |
509 | 128 |
637 | 129 { ngx_string("http_referer"), NULL, ngx_http_variable_header, |
533 | 130 offsetof(ngx_http_request_t, headers_in.referer), 0, 0 }, |
499 | 131 |
132 #if (NGX_HTTP_GZIP) | |
637 | 133 { ngx_string("http_via"), NULL, ngx_http_variable_header, |
533 | 134 offsetof(ngx_http_request_t, headers_in.via), 0, 0 }, |
499 | 135 #endif |
136 | |
4732
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Merge of r4698: X-Forwarded-For conditionals.
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137 #if (NGX_HTTP_X_FORWARDED_FOR) |
637 | 138 { ngx_string("http_x_forwarded_for"), NULL, ngx_http_variable_header, |
533 | 139 offsetof(ngx_http_request_t, headers_in.x_forwarded_for), 0, 0 }, |
499 | 140 #endif |
141 | |
637 | 142 { ngx_string("http_cookie"), NULL, ngx_http_variable_headers, |
533 | 143 offsetof(ngx_http_request_t, headers_in.cookies), 0, 0 }, |
515 | 144 |
637 | 145 { ngx_string("content_length"), NULL, ngx_http_variable_header, |
533 | 146 offsetof(ngx_http_request_t, headers_in.content_length), 0, 0 }, |
509 | 147 |
637 | 148 { ngx_string("content_type"), NULL, ngx_http_variable_header, |
533 | 149 offsetof(ngx_http_request_t, headers_in.content_type), 0, 0 }, |
509 | 150 |
637 | 151 { ngx_string("host"), NULL, ngx_http_variable_host, 0, 0, 0 }, |
509 | 152 |
982 | 153 { ngx_string("binary_remote_addr"), NULL, |
983
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ngx_http_variable_binary_remote_addr()
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154 ngx_http_variable_binary_remote_addr, 0, 0, 0 }, |
982 | 155 |
637 | 156 { ngx_string("remote_addr"), NULL, ngx_http_variable_remote_addr, 0, 0, 0 }, |
499 | 157 |
637 | 158 { ngx_string("remote_port"), NULL, ngx_http_variable_remote_port, 0, 0, 0 }, |
509 | 159 |
637 | 160 { ngx_string("server_addr"), NULL, ngx_http_variable_server_addr, 0, 0, 0 }, |
509 | 161 |
637 | 162 { ngx_string("server_port"), NULL, ngx_http_variable_server_port, 0, 0, 0 }, |
509 | 163 |
637 | 164 { ngx_string("server_protocol"), NULL, ngx_http_variable_request, |
533 | 165 offsetof(ngx_http_request_t, http_protocol), 0, 0 }, |
509 | 166 |
731 | 167 { ngx_string("scheme"), NULL, ngx_http_variable_scheme, 0, 0, 0 }, |
168 | |
4332
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169 { ngx_string("https"), NULL, ngx_http_variable_https, 0, 0, 0 }, |
4d9f985fd217
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170 |
637 | 171 { ngx_string("request_uri"), NULL, ngx_http_variable_request, |
533 | 172 offsetof(ngx_http_request_t, unparsed_uri), 0, 0 }, |
499 | 173 |
637 | 174 { ngx_string("uri"), NULL, ngx_http_variable_request, |
175 offsetof(ngx_http_request_t, uri), | |
1565 | 176 NGX_HTTP_VAR_NOCACHEABLE, 0 }, |
637 | 177 |
178 { ngx_string("document_uri"), NULL, ngx_http_variable_request, | |
573 | 179 offsetof(ngx_http_request_t, uri), |
1565 | 180 NGX_HTTP_VAR_NOCACHEABLE, 0 }, |
573 | 181 |
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182 { ngx_string("request"), NULL, ngx_http_variable_request_line, 0, 0, 0 }, |
569 | 183 |
637 | 184 { ngx_string("document_root"), NULL, |
1565 | 185 ngx_http_variable_document_root, 0, NGX_HTTP_VAR_NOCACHEABLE, 0 }, |
509 | 186 |
2259 | 187 { ngx_string("realpath_root"), NULL, |
188 ngx_http_variable_realpath_root, 0, NGX_HTTP_VAR_NOCACHEABLE, 0 }, | |
189 | |
637 | 190 { ngx_string("query_string"), NULL, ngx_http_variable_request, |
509 | 191 offsetof(ngx_http_request_t, args), |
1565 | 192 NGX_HTTP_VAR_NOCACHEABLE, 0 }, |
499 | 193 |
1350 | 194 { ngx_string("args"), |
195 ngx_http_variable_request_set, | |
196 ngx_http_variable_request, | |
589 | 197 offsetof(ngx_http_request_t, args), |
1565 | 198 NGX_HTTP_VAR_CHANGEABLE|NGX_HTTP_VAR_NOCACHEABLE, 0 }, |
589 | 199 |
1351 | 200 { ngx_string("is_args"), NULL, ngx_http_variable_is_args, |
1565 | 201 0, NGX_HTTP_VAR_NOCACHEABLE, 0 }, |
1351 | 202 |
637 | 203 { ngx_string("request_filename"), NULL, |
204 ngx_http_variable_request_filename, 0, | |
1565 | 205 NGX_HTTP_VAR_NOCACHEABLE, 0 }, |
509 | 206 |
1811 | 207 { ngx_string("server_name"), NULL, ngx_http_variable_server_name, 0, 0, 0 }, |
509 | 208 |
637 | 209 { ngx_string("request_method"), NULL, |
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210 ngx_http_variable_request_method, 0, |
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211 NGX_HTTP_VAR_NOCACHEABLE, 0 }, |
509 | 212 |
637 | 213 { ngx_string("remote_user"), NULL, ngx_http_variable_remote_user, 0, 0, 0 }, |
509 | 214 |
637 | 215 { ngx_string("body_bytes_sent"), NULL, ngx_http_variable_body_bytes_sent, |
611 | 216 0, 0, 0 }, |
217 | |
637 | 218 { ngx_string("request_completion"), NULL, |
219 ngx_http_variable_request_completion, | |
629 | 220 0, 0, 0 }, |
221 | |
2844 | 222 { ngx_string("request_body"), NULL, |
223 ngx_http_variable_request_body, | |
224 0, 0, 0 }, | |
225 | |
759 | 226 { ngx_string("request_body_file"), NULL, |
227 ngx_http_variable_request_body_file, | |
228 0, 0, 0 }, | |
229 | |
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Merge of r4686, r4687: $status variable.
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230 { ngx_string("status"), NULL, |
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231 ngx_http_variable_status, 0, |
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232 NGX_HTTP_VAR_NOCACHEABLE, 0 }, |
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233 |
641 | 234 { ngx_string("sent_http_content_type"), NULL, |
235 ngx_http_variable_sent_content_type, 0, 0, 0 }, | |
236 | |
237 { ngx_string("sent_http_content_length"), NULL, | |
238 ngx_http_variable_sent_content_length, 0, 0, 0 }, | |
239 | |
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240 { ngx_string("sent_http_location"), NULL, |
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241 ngx_http_variable_sent_location, 0, 0, 0 }, |
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242 |
641 | 243 { ngx_string("sent_http_last_modified"), NULL, |
244 ngx_http_variable_sent_last_modified, 0, 0, 0 }, | |
245 | |
246 { ngx_string("sent_http_connection"), NULL, | |
247 ngx_http_variable_sent_connection, 0, 0, 0 }, | |
248 | |
249 { ngx_string("sent_http_keep_alive"), NULL, | |
250 ngx_http_variable_sent_keep_alive, 0, 0, 0 }, | |
251 | |
252 { ngx_string("sent_http_transfer_encoding"), NULL, | |
253 ngx_http_variable_sent_transfer_encoding, 0, 0, 0 }, | |
254 | |
255 { ngx_string("sent_http_cache_control"), NULL, ngx_http_variable_headers, | |
256 offsetof(ngx_http_request_t, headers_out.cache_control), 0, 0 }, | |
257 | |
637 | 258 { ngx_string("limit_rate"), ngx_http_variable_request_set_size, |
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259 ngx_http_variable_request_get_size, |
637 | 260 offsetof(ngx_http_request_t, limit_rate), |
1565 | 261 NGX_HTTP_VAR_CHANGEABLE|NGX_HTTP_VAR_NOCACHEABLE, 0 }, |
637 | 262 |
1329 | 263 { ngx_string("nginx_version"), NULL, ngx_http_variable_nginx_version, |
264 0, 0, 0 }, | |
265 | |
2011 | 266 { ngx_string("hostname"), NULL, ngx_http_variable_hostname, |
267 0, 0, 0 }, | |
268 | |
2249 | 269 { ngx_string("pid"), NULL, ngx_http_variable_pid, |
270 0, 0, 0 }, | |
271 | |
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272 #if (NGX_HAVE_TCP_INFO) |
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273 { ngx_string("tcpinfo_rtt"), NULL, ngx_http_variable_tcpinfo, |
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274 0, NGX_HTTP_VAR_NOCACHEABLE, 0 }, |
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275 |
ba39af7274ed
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276 { ngx_string("tcpinfo_rttvar"), NULL, ngx_http_variable_tcpinfo, |
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277 1, NGX_HTTP_VAR_NOCACHEABLE, 0 }, |
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278 |
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279 { ngx_string("tcpinfo_snd_cwnd"), NULL, ngx_http_variable_tcpinfo, |
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280 2, NGX_HTTP_VAR_NOCACHEABLE, 0 }, |
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281 |
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282 { ngx_string("tcpinfo_rcv_space"), NULL, ngx_http_variable_tcpinfo, |
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283 3, NGX_HTTP_VAR_NOCACHEABLE, 0 }, |
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284 #endif |
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285 |
637 | 286 { ngx_null_string, NULL, NULL, 0, 0, 0 } |
499 | 287 }; |
288 | |
289 | |
577 | 290 ngx_http_variable_value_t ngx_http_variable_null_value = |
291 ngx_http_variable(""); | |
292 ngx_http_variable_value_t ngx_http_variable_true_value = | |
293 ngx_http_variable("1"); | |
294 | |
295 | |
499 | 296 ngx_http_variable_t * |
509 | 297 ngx_http_add_variable(ngx_conf_t *cf, ngx_str_t *name, ngx_uint_t flags) |
298 { | |
611 | 299 ngx_int_t rc; |
509 | 300 ngx_uint_t i; |
611 | 301 ngx_hash_key_t *key; |
509 | 302 ngx_http_variable_t *v; |
303 ngx_http_core_main_conf_t *cmcf; | |
304 | |
305 cmcf = ngx_http_conf_get_module_main_conf(cf, ngx_http_core_module); | |
306 | |
611 | 307 key = cmcf->variables_keys->keys.elts; |
308 for (i = 0; i < cmcf->variables_keys->keys.nelts; i++) { | |
309 if (name->len != key[i].key.len | |
310 || ngx_strncasecmp(name->data, key[i].key.data, name->len) != 0) | |
509 | 311 { |
312 continue; | |
313 } | |
314 | |
611 | 315 v = key[i].value; |
316 | |
1565 | 317 if (!(v->flags & NGX_HTTP_VAR_CHANGEABLE)) { |
509 | 318 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
319 "the duplicate \"%V\" variable", name); | |
320 return NULL; | |
321 } | |
322 | |
611 | 323 return v; |
509 | 324 } |
325 | |
611 | 326 v = ngx_palloc(cf->pool, sizeof(ngx_http_variable_t)); |
509 | 327 if (v == NULL) { |
328 return NULL; | |
329 } | |
330 | |
331 v->name.len = name->len; | |
2049 | 332 v->name.data = ngx_pnalloc(cf->pool, name->len); |
509 | 333 if (v->name.data == NULL) { |
334 return NULL; | |
335 } | |
336 | |
2135 | 337 ngx_strlow(v->name.data, name->data, name->len); |
509 | 338 |
637 | 339 v->set_handler = NULL; |
340 v->get_handler = NULL; | |
509 | 341 v->data = 0; |
342 v->flags = flags; | |
533 | 343 v->index = 0; |
509 | 344 |
611 | 345 rc = ngx_hash_add_key(cmcf->variables_keys, &v->name, v, 0); |
346 | |
347 if (rc == NGX_ERROR) { | |
348 return NULL; | |
349 } | |
350 | |
351 if (rc == NGX_BUSY) { | |
352 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, | |
353 "conflicting variable name \"%V\"", name); | |
354 return NULL; | |
355 } | |
356 | |
509 | 357 return v; |
358 } | |
359 | |
360 | |
361 ngx_int_t | |
362 ngx_http_get_variable_index(ngx_conf_t *cf, ngx_str_t *name) | |
499 | 363 { |
501 | 364 ngx_uint_t i; |
365 ngx_http_variable_t *v; | |
499 | 366 ngx_http_core_main_conf_t *cmcf; |
367 | |
368 cmcf = ngx_http_conf_get_module_main_conf(cf, ngx_http_core_module); | |
369 | |
501 | 370 v = cmcf->variables.elts; |
371 | |
372 if (v == NULL) { | |
499 | 373 if (ngx_array_init(&cmcf->variables, cf->pool, 4, |
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374 sizeof(ngx_http_variable_t)) |
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375 != NGX_OK) |
499 | 376 { |
509 | 377 return NGX_ERROR; |
499 | 378 } |
501 | 379 |
380 } else { | |
381 for (i = 0; i < cmcf->variables.nelts; i++) { | |
382 if (name->len != v[i].name.len | |
383 || ngx_strncasecmp(name->data, v[i].name.data, name->len) != 0) | |
384 { | |
385 continue; | |
386 } | |
387 | |
509 | 388 return i; |
501 | 389 } |
499 | 390 } |
391 | |
501 | 392 v = ngx_array_push(&cmcf->variables); |
393 if (v == NULL) { | |
509 | 394 return NGX_ERROR; |
499 | 395 } |
396 | |
501 | 397 v->name.len = name->len; |
2049 | 398 v->name.data = ngx_pnalloc(cf->pool, name->len); |
501 | 399 if (v->name.data == NULL) { |
509 | 400 return NGX_ERROR; |
501 | 401 } |
499 | 402 |
2135 | 403 ngx_strlow(v->name.data, name->data, name->len); |
501 | 404 |
637 | 405 v->set_handler = NULL; |
406 v->get_handler = NULL; | |
501 | 407 v->data = 0; |
509 | 408 v->flags = 0; |
533 | 409 v->index = cmcf->variables.nelts - 1; |
501 | 410 |
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411 return v->index; |
499 | 412 } |
413 | |
414 | |
415 ngx_http_variable_value_t * | |
416 ngx_http_get_indexed_variable(ngx_http_request_t *r, ngx_uint_t index) | |
417 { | |
501 | 418 ngx_http_variable_t *v; |
499 | 419 ngx_http_core_main_conf_t *cmcf; |
420 | |
421 cmcf = ngx_http_get_module_main_conf(r, ngx_http_core_module); | |
422 | |
553 | 423 if (cmcf->variables.nelts <= index) { |
499 | 424 ngx_log_error(NGX_LOG_ALERT, r->connection->log, 0, |
425 "unknown variable index: %d", index); | |
426 return NULL; | |
427 } | |
428 | |
573 | 429 if (r->variables[index].not_found || r->variables[index].valid) { |
430 return &r->variables[index]; | |
501 | 431 } |
499 | 432 |
501 | 433 v = cmcf->variables.elts; |
499 | 434 |
637 | 435 if (v[index].get_handler(r, &r->variables[index], v[index].data) |
436 == NGX_OK) | |
437 { | |
1565 | 438 if (v[index].flags & NGX_HTTP_VAR_NOCACHEABLE) { |
439 r->variables[index].no_cacheable = 1; | |
499 | 440 } |
573 | 441 |
442 return &r->variables[index]; | |
499 | 443 } |
444 | |
657 | 445 r->variables[index].valid = 0; |
446 r->variables[index].not_found = 1; | |
447 | |
798 | 448 return NULL; |
573 | 449 } |
450 | |
451 | |
452 ngx_http_variable_value_t * | |
453 ngx_http_get_flushed_variable(ngx_http_request_t *r, ngx_uint_t index) | |
454 { | |
1150 | 455 ngx_http_variable_value_t *v; |
573 | 456 |
457 v = &r->variables[index]; | |
458 | |
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459 if (v->valid || v->not_found) { |
1565 | 460 if (!v->no_cacheable) { |
573 | 461 return v; |
462 } | |
463 | |
464 v->valid = 0; | |
465 v->not_found = 0; | |
509 | 466 } |
501 | 467 |
573 | 468 return ngx_http_get_indexed_variable(r, index); |
499 | 469 } |
470 | |
471 | |
472 ngx_http_variable_value_t * | |
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473 ngx_http_get_variable(ngx_http_request_t *r, ngx_str_t *name, ngx_uint_t key) |
499 | 474 { |
501 | 475 ngx_http_variable_t *v; |
573 | 476 ngx_http_variable_value_t *vv; |
499 | 477 ngx_http_core_main_conf_t *cmcf; |
478 | |
479 cmcf = ngx_http_get_module_main_conf(r, ngx_http_core_module); | |
480 | |
611 | 481 v = ngx_hash_find(&cmcf->variables_hash, key, name->data, name->len); |
499 | 482 |
611 | 483 if (v) { |
484 if (v->flags & NGX_HTTP_VAR_INDEXED) { | |
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485 return ngx_http_get_flushed_variable(r, v->index); |
519 | 486 |
487 } else { | |
499 | 488 |
573 | 489 vv = ngx_palloc(r->pool, sizeof(ngx_http_variable_value_t)); |
501 | 490 |
637 | 491 if (vv && v->get_handler(r, vv, v->data) == NGX_OK) { |
573 | 492 return vv; |
493 } | |
509 | 494 |
573 | 495 return NULL; |
496 } | |
509 | 497 } |
498 | |
499 vv = ngx_palloc(r->pool, sizeof(ngx_http_variable_value_t)); | |
500 if (vv == NULL) { | |
501 return NULL; | |
502 } | |
503 | |
573 | 504 if (ngx_strncmp(name->data, "http_", 5) == 0) { |
499 | 505 |
577 | 506 if (ngx_http_variable_unknown_header_in(r, vv, (uintptr_t) name) |
507 == NGX_OK) | |
508 { | |
509 return vv; | |
510 } | |
511 | |
512 return NULL; | |
513 } | |
514 | |
515 if (ngx_strncmp(name->data, "sent_http_", 10) == 0) { | |
516 | |
517 if (ngx_http_variable_unknown_header_out(r, vv, (uintptr_t) name) | |
518 == NGX_OK) | |
573 | 519 { |
520 return vv; | |
521 } | |
499 | 522 |
523 return NULL; | |
524 } | |
525 | |
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526 if (ngx_strncmp(name->data, "upstream_http_", 14) == 0) { |
1162 | 527 |
528 if (ngx_http_upstream_header_variable(r, vv, (uintptr_t) name) | |
529 == NGX_OK) | |
530 { | |
531 return vv; | |
532 } | |
533 | |
534 return NULL; | |
535 } | |
536 | |
2307 | 537 if (ngx_strncmp(name->data, "cookie_", 7) == 0) { |
538 | |
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539 if (ngx_http_variable_cookie(r, vv, (uintptr_t) name) == NGX_OK) { |
2307 | 540 return vv; |
541 } | |
542 | |
543 return NULL; | |
544 } | |
545 | |
2137 | 546 if (ngx_strncmp(name->data, "arg_", 4) == 0) { |
547 | |
548 if (ngx_http_variable_argument(r, vv, (uintptr_t) name) == NGX_OK) { | |
549 return vv; | |
550 } | |
551 | |
552 return NULL; | |
553 } | |
554 | |
635 | 555 vv->not_found = 1; |
573 | 556 |
501 | 557 return vv; |
499 | 558 } |
559 | |
560 | |
573 | 561 static ngx_int_t |
562 ngx_http_variable_request(ngx_http_request_t *r, ngx_http_variable_value_t *v, | |
563 uintptr_t data) | |
564 { | |
565 ngx_str_t *s; | |
566 | |
567 s = (ngx_str_t *) ((char *) r + data); | |
568 | |
569 if (s->data) { | |
570 v->len = s->len; | |
571 v->valid = 1; | |
1565 | 572 v->no_cacheable = 0; |
573 | 573 v->not_found = 0; |
574 v->data = s->data; | |
575 | |
576 } else { | |
577 v->not_found = 1; | |
578 } | |
579 | |
580 return NGX_OK; | |
581 } | |
582 | |
583 | |
637 | 584 static void |
1350 | 585 ngx_http_variable_request_set(ngx_http_request_t *r, |
586 ngx_http_variable_value_t *v, uintptr_t data) | |
587 { | |
588 ngx_str_t *s; | |
589 | |
590 s = (ngx_str_t *) ((char *) r + data); | |
591 | |
592 s->len = v->len; | |
593 s->data = v->data; | |
594 } | |
595 | |
596 | |
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597 static ngx_int_t |
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598 ngx_http_variable_request_get_size(ngx_http_request_t *r, |
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599 ngx_http_variable_value_t *v, uintptr_t data) |
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600 { |
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601 size_t *sp; |
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602 |
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603 sp = (size_t *) ((char *) r + data); |
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604 |
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605 v->data = ngx_pnalloc(r->pool, NGX_SIZE_T_LEN); |
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606 if (v->data == NULL) { |
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607 return NGX_ERROR; |
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608 } |
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609 |
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610 v->len = ngx_sprintf(v->data, "%uz", *sp) - v->data; |
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611 v->valid = 1; |
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612 v->no_cacheable = 0; |
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613 v->not_found = 0; |
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614 |
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615 return NGX_OK; |
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616 } |
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617 |
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618 |
1350 | 619 static void |
637 | 620 ngx_http_variable_request_set_size(ngx_http_request_t *r, |
621 ngx_http_variable_value_t *v, uintptr_t data) | |
622 { | |
623 ssize_t s, *sp; | |
624 ngx_str_t val; | |
625 | |
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626 val.len = v->len; |
637 | 627 val.data = v->data; |
628 | |
629 s = ngx_parse_size(&val); | |
630 | |
631 if (s == NGX_ERROR) { | |
632 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, | |
633 "invalid size \"%V\"", &val); | |
634 return; | |
635 } | |
636 | |
637 sp = (ssize_t *) ((char *) r + data); | |
638 | |
639 *sp = s; | |
640 | |
641 return; | |
642 } | |
643 | |
644 | |
573 | 645 static ngx_int_t |
646 ngx_http_variable_header(ngx_http_request_t *r, ngx_http_variable_value_t *v, | |
647 uintptr_t data) | |
515 | 648 { |
573 | 649 ngx_table_elt_t *h; |
650 | |
651 h = *(ngx_table_elt_t **) ((char *) r + data); | |
652 | |
653 if (h) { | |
654 v->len = h->value.len; | |
655 v->valid = 1; | |
1565 | 656 v->no_cacheable = 0; |
573 | 657 v->not_found = 0; |
658 v->data = h->value.data; | |
659 | |
660 } else { | |
661 v->not_found = 1; | |
662 } | |
663 | |
664 return NGX_OK; | |
665 } | |
666 | |
667 | |
668 static ngx_int_t | |
669 ngx_http_variable_headers(ngx_http_request_t *r, ngx_http_variable_value_t *v, | |
670 uintptr_t data) | |
671 { | |
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672 size_t len; |
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673 u_char *p, *end; |
667 | 674 ngx_uint_t i, n; |
573 | 675 ngx_array_t *a; |
676 ngx_table_elt_t **h; | |
515 | 677 |
678 a = (ngx_array_t *) ((char *) r + data); | |
679 | |
667 | 680 n = a->nelts; |
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681 h = a->elts; |
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682 |
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683 len = 0; |
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684 |
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685 for (i = 0; i < n; i++) { |
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686 |
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Valentin Bartenev <vbart@nginx.com>
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diff
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|
687 if (h[i]->hash == 0) { |
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Fixed: some of $sent_http_* variables may contain header entries that actually
Valentin Bartenev <vbart@nginx.com>
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diff
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|
688 continue; |
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Fixed: some of $sent_http_* variables may contain header entries that actually
Valentin Bartenev <vbart@nginx.com>
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|
689 } |
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Fixed: some of $sent_http_* variables may contain header entries that actually
Valentin Bartenev <vbart@nginx.com>
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changeset
|
690 |
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Fixed: some of $sent_http_* variables may contain header entries that actually
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|
691 len += h[i]->value.len + sizeof("; ") - 1; |
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parents:
4332
diff
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|
692 } |
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Valentin Bartenev <vbart@nginx.com>
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|
693 |
f8881d301d62
Fixed: some of $sent_http_* variables may contain header entries that actually
Valentin Bartenev <vbart@nginx.com>
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|
694 if (len == 0) { |
573 | 695 v->not_found = 1; |
696 return NGX_OK; | |
515 | 697 } |
698 | |
4334
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|
699 len -= sizeof("; ") - 1; |
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|
700 |
573 | 701 v->valid = 1; |
1565 | 702 v->no_cacheable = 0; |
573 | 703 v->not_found = 0; |
515 | 704 |
667 | 705 if (n == 1) { |
573 | 706 v->len = (*h)->value.len; |
707 v->data = (*h)->value.data; | |
515 | 708 |
573 | 709 return NGX_OK; |
515 | 710 } |
711 | |
2049 | 712 p = ngx_pnalloc(r->pool, len); |
573 | 713 if (p == NULL) { |
714 return NGX_ERROR; | |
715 } | |
716 | |
717 v->len = len; | |
718 v->data = p; | |
515 | 719 |
4334
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|
720 end = p + len; |
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|
721 |
515 | 722 for (i = 0; /* void */ ; i++) { |
4334
f8881d301d62
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diff
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|
723 |
f8881d301d62
Fixed: some of $sent_http_* variables may contain header entries that actually
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4332
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|
724 if (h[i]->hash == 0) { |
f8881d301d62
Fixed: some of $sent_http_* variables may contain header entries that actually
Valentin Bartenev <vbart@nginx.com>
parents:
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|
725 continue; |
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|
726 } |
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Fixed: some of $sent_http_* variables may contain header entries that actually
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|
727 |
573 | 728 p = ngx_copy(p, h[i]->value.data, h[i]->value.len); |
515 | 729 |
4334
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|
730 if (p == end) { |
515 | 731 break; |
732 } | |
733 | |
734 *p++ = ';'; *p++ = ' '; | |
735 } | |
736 | |
573 | 737 return NGX_OK; |
515 | 738 } |
739 | |
740 | |
573 | 741 static ngx_int_t |
577 | 742 ngx_http_variable_unknown_header_in(ngx_http_request_t *r, |
743 ngx_http_variable_value_t *v, uintptr_t data) | |
744 { | |
745 return ngx_http_variable_unknown_header(v, (ngx_str_t *) data, | |
746 &r->headers_in.headers.part, | |
747 sizeof("http_") - 1); | |
748 } | |
749 | |
750 | |
751 static ngx_int_t | |
752 ngx_http_variable_unknown_header_out(ngx_http_request_t *r, | |
573 | 753 ngx_http_variable_value_t *v, uintptr_t data) |
499 | 754 { |
577 | 755 return ngx_http_variable_unknown_header(v, (ngx_str_t *) data, |
756 &r->headers_out.headers.part, | |
757 sizeof("sent_http_") - 1); | |
758 } | |
501 | 759 |
577 | 760 |
1162 | 761 ngx_int_t |
577 | 762 ngx_http_variable_unknown_header(ngx_http_variable_value_t *v, ngx_str_t *var, |
763 ngx_list_part_t *part, size_t prefix) | |
764 { | |
573 | 765 u_char ch; |
766 ngx_uint_t i, n; | |
767 ngx_table_elt_t *header; | |
499 | 768 |
769 header = part->elts; | |
770 | |
771 for (i = 0; /* void */ ; i++) { | |
772 | |
773 if (i >= part->nelts) { | |
774 if (part->next == NULL) { | |
775 break; | |
776 } | |
777 | |
778 part = part->next; | |
779 header = part->elts; | |
780 i = 0; | |
781 } | |
782 | |
4334
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Fixed: some of $sent_http_* variables may contain header entries that actually
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|
783 if (header[i].hash == 0) { |
f8881d301d62
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parents:
4332
diff
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|
784 continue; |
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Fixed: some of $sent_http_* variables may contain header entries that actually
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parents:
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|
785 } |
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Fixed: some of $sent_http_* variables may contain header entries that actually
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|
786 |
577 | 787 for (n = 0; n + prefix < var->len && n < header[i].key.len; n++) { |
499 | 788 ch = header[i].key.data[n]; |
789 | |
509 | 790 if (ch >= 'A' && ch <= 'Z') { |
791 ch |= 0x20; | |
499 | 792 |
793 } else if (ch == '-') { | |
794 ch = '_'; | |
795 } | |
796 | |
577 | 797 if (var->data[n + prefix] != ch) { |
499 | 798 break; |
799 } | |
800 } | |
801 | |
742
75d767d32624
nonexistent $sent_http_content has value of $sent_http_content_length or so
Igor Sysoev <igor@sysoev.ru>
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732
diff
changeset
|
802 if (n + prefix == var->len && n == header[i].key.len) { |
573 | 803 v->len = header[i].value.len; |
804 v->valid = 1; | |
1565 | 805 v->no_cacheable = 0; |
573 | 806 v->not_found = 0; |
807 v->data = header[i].value.data; | |
499 | 808 |
573 | 809 return NGX_OK; |
499 | 810 } |
811 } | |
812 | |
573 | 813 v->not_found = 1; |
814 | |
815 return NGX_OK; | |
509 | 816 } |
817 | |
818 | |
573 | 819 static ngx_int_t |
3144
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Igor Sysoev <igor@sysoev.ru>
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|
820 ngx_http_variable_request_line(ngx_http_request_t *r, |
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821 ngx_http_variable_value_t *v, uintptr_t data) |
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|
822 { |
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|
823 u_char *p, *s; |
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|
824 |
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|
825 s = r->request_line.data; |
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|
826 |
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|
827 if (s == NULL) { |
ecbfc3396c42
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changeset
|
828 s = r->request_start; |
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diff
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|
829 |
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|
830 if (s == NULL) { |
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|
831 v->not_found = 1; |
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Igor Sysoev <igor@sysoev.ru>
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|
832 return NGX_OK; |
ecbfc3396c42
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Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
833 } |
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diff
changeset
|
834 |
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allow to log invalid $request in access_log always,
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2878
diff
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|
835 for (p = s; p < r->header_in->last; p++) { |
ecbfc3396c42
allow to log invalid $request in access_log always,
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
836 if (*p == CR || *p == LF) { |
ecbfc3396c42
allow to log invalid $request in access_log always,
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
837 break; |
ecbfc3396c42
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Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
838 } |
ecbfc3396c42
allow to log invalid $request in access_log always,
Igor Sysoev <igor@sysoev.ru>
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2878
diff
changeset
|
839 } |
ecbfc3396c42
allow to log invalid $request in access_log always,
Igor Sysoev <igor@sysoev.ru>
parents:
2878
diff
changeset
|
840 |
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allow to log invalid $request in access_log always,
Igor Sysoev <igor@sysoev.ru>
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2878
diff
changeset
|
841 r->request_line.len = p - s; |
ecbfc3396c42
allow to log invalid $request in access_log always,
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
842 r->request_line.data = s; |
ecbfc3396c42
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parents:
2878
diff
changeset
|
843 } |
ecbfc3396c42
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parents:
2878
diff
changeset
|
844 |
ecbfc3396c42
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Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
845 v->len = r->request_line.len; |
ecbfc3396c42
allow to log invalid $request in access_log always,
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
846 v->valid = 1; |
ecbfc3396c42
allow to log invalid $request in access_log always,
Igor Sysoev <igor@sysoev.ru>
parents:
2878
diff
changeset
|
847 v->no_cacheable = 0; |
ecbfc3396c42
allow to log invalid $request in access_log always,
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diff
changeset
|
848 v->not_found = 0; |
ecbfc3396c42
allow to log invalid $request in access_log always,
Igor Sysoev <igor@sysoev.ru>
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2878
diff
changeset
|
849 v->data = s; |
ecbfc3396c42
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diff
changeset
|
850 |
ecbfc3396c42
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Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
851 return NGX_OK; |
ecbfc3396c42
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Igor Sysoev <igor@sysoev.ru>
parents:
2878
diff
changeset
|
852 } |
ecbfc3396c42
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parents:
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diff
changeset
|
853 |
ecbfc3396c42
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Igor Sysoev <igor@sysoev.ru>
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2878
diff
changeset
|
854 |
ecbfc3396c42
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Igor Sysoev <igor@sysoev.ru>
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2878
diff
changeset
|
855 static ngx_int_t |
2307 | 856 ngx_http_variable_cookie(ngx_http_request_t *r, ngx_http_variable_value_t *v, |
857 uintptr_t data) | |
858 { | |
859 ngx_str_t *name = (ngx_str_t *) data; | |
860 | |
861 ngx_str_t cookie, s; | |
862 | |
863 s.len = name->len - (sizeof("cookie_") - 1); | |
864 s.data = name->data + sizeof("cookie_") - 1; | |
865 | |
866 if (ngx_http_parse_multi_header_lines(&r->headers_in.cookies, &s, &cookie) | |
867 == NGX_DECLINED) | |
868 { | |
869 v->not_found = 1; | |
870 return NGX_OK; | |
871 } | |
872 | |
873 v->len = cookie.len; | |
874 v->valid = 1; | |
875 v->no_cacheable = 0; | |
876 v->not_found = 0; | |
877 v->data = cookie.data; | |
878 | |
879 return NGX_OK; | |
880 } | |
881 | |
882 | |
883 static ngx_int_t | |
2137 | 884 ngx_http_variable_argument(ngx_http_request_t *r, ngx_http_variable_value_t *v, |
885 uintptr_t data) | |
886 { | |
887 ngx_str_t *name = (ngx_str_t *) data; | |
888 | |
2415 | 889 u_char *arg; |
890 size_t len; | |
891 ngx_str_t value; | |
2137 | 892 |
2415 | 893 len = name->len - (sizeof("arg_") - 1); |
894 arg = name->data + sizeof("arg_") - 1; | |
895 | |
896 if (ngx_http_arg(r, arg, len, &value) != NGX_OK) { | |
2137 | 897 v->not_found = 1; |
898 return NGX_OK; | |
899 } | |
900 | |
2415 | 901 v->data = value.data; |
902 v->len = value.len; | |
903 v->valid = 1; | |
904 v->no_cacheable = 0; | |
905 v->not_found = 0; | |
2137 | 906 |
907 return NGX_OK; | |
908 } | |
909 | |
910 | |
4545
ba39af7274ed
Implemented $tcpinfo_rtt, $tcpinfo_rttvar, $tcpinfo_snd_cwnd, and
Ruslan Ermilov <ru@nginx.com>
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diff
changeset
|
911 #if (NGX_HAVE_TCP_INFO) |
ba39af7274ed
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diff
changeset
|
912 |
ba39af7274ed
Implemented $tcpinfo_rtt, $tcpinfo_rttvar, $tcpinfo_snd_cwnd, and
Ruslan Ermilov <ru@nginx.com>
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diff
changeset
|
913 static ngx_int_t |
ba39af7274ed
Implemented $tcpinfo_rtt, $tcpinfo_rttvar, $tcpinfo_snd_cwnd, and
Ruslan Ermilov <ru@nginx.com>
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diff
changeset
|
914 ngx_http_variable_tcpinfo(ngx_http_request_t *r, ngx_http_variable_value_t *v, |
ba39af7274ed
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Ruslan Ermilov <ru@nginx.com>
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diff
changeset
|
915 uintptr_t data) |
ba39af7274ed
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diff
changeset
|
916 { |
ba39af7274ed
Implemented $tcpinfo_rtt, $tcpinfo_rttvar, $tcpinfo_snd_cwnd, and
Ruslan Ermilov <ru@nginx.com>
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diff
changeset
|
917 struct tcp_info ti; |
ba39af7274ed
Implemented $tcpinfo_rtt, $tcpinfo_rttvar, $tcpinfo_snd_cwnd, and
Ruslan Ermilov <ru@nginx.com>
parents:
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diff
changeset
|
918 socklen_t len; |
ba39af7274ed
Implemented $tcpinfo_rtt, $tcpinfo_rttvar, $tcpinfo_snd_cwnd, and
Ruslan Ermilov <ru@nginx.com>
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diff
changeset
|
919 uint32_t value; |
ba39af7274ed
Implemented $tcpinfo_rtt, $tcpinfo_rttvar, $tcpinfo_snd_cwnd, and
Ruslan Ermilov <ru@nginx.com>
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diff
changeset
|
920 |
ba39af7274ed
Implemented $tcpinfo_rtt, $tcpinfo_rttvar, $tcpinfo_snd_cwnd, and
Ruslan Ermilov <ru@nginx.com>
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diff
changeset
|
921 len = sizeof(struct tcp_info); |
ba39af7274ed
Implemented $tcpinfo_rtt, $tcpinfo_rttvar, $tcpinfo_snd_cwnd, and
Ruslan Ermilov <ru@nginx.com>
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4540
diff
changeset
|
922 if (getsockopt(r->connection->fd, IPPROTO_TCP, TCP_INFO, &ti, &len) == -1) { |
ba39af7274ed
Implemented $tcpinfo_rtt, $tcpinfo_rttvar, $tcpinfo_snd_cwnd, and
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diff
changeset
|
923 v->not_found = 1; |
ba39af7274ed
Implemented $tcpinfo_rtt, $tcpinfo_rttvar, $tcpinfo_snd_cwnd, and
Ruslan Ermilov <ru@nginx.com>
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diff
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|
924 return NGX_OK; |
ba39af7274ed
Implemented $tcpinfo_rtt, $tcpinfo_rttvar, $tcpinfo_snd_cwnd, and
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changeset
|
925 } |
ba39af7274ed
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changeset
|
926 |
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changeset
|
927 v->data = ngx_pnalloc(r->pool, NGX_INT32_LEN); |
ba39af7274ed
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changeset
|
928 if (v->data == NULL) { |
ba39af7274ed
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changeset
|
929 return NGX_ERROR; |
ba39af7274ed
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diff
changeset
|
930 } |
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changeset
|
931 |
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changeset
|
932 switch (data) { |
ba39af7274ed
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changeset
|
933 case 0: |
ba39af7274ed
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Ruslan Ermilov <ru@nginx.com>
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diff
changeset
|
934 value = ti.tcpi_rtt; |
ba39af7274ed
Implemented $tcpinfo_rtt, $tcpinfo_rttvar, $tcpinfo_snd_cwnd, and
Ruslan Ermilov <ru@nginx.com>
parents:
4540
diff
changeset
|
935 break; |
ba39af7274ed
Implemented $tcpinfo_rtt, $tcpinfo_rttvar, $tcpinfo_snd_cwnd, and
Ruslan Ermilov <ru@nginx.com>
parents:
4540
diff
changeset
|
936 |
ba39af7274ed
Implemented $tcpinfo_rtt, $tcpinfo_rttvar, $tcpinfo_snd_cwnd, and
Ruslan Ermilov <ru@nginx.com>
parents:
4540
diff
changeset
|
937 case 1: |
ba39af7274ed
Implemented $tcpinfo_rtt, $tcpinfo_rttvar, $tcpinfo_snd_cwnd, and
Ruslan Ermilov <ru@nginx.com>
parents:
4540
diff
changeset
|
938 value = ti.tcpi_rttvar; |
ba39af7274ed
Implemented $tcpinfo_rtt, $tcpinfo_rttvar, $tcpinfo_snd_cwnd, and
Ruslan Ermilov <ru@nginx.com>
parents:
4540
diff
changeset
|
939 break; |
ba39af7274ed
Implemented $tcpinfo_rtt, $tcpinfo_rttvar, $tcpinfo_snd_cwnd, and
Ruslan Ermilov <ru@nginx.com>
parents:
4540
diff
changeset
|
940 |
ba39af7274ed
Implemented $tcpinfo_rtt, $tcpinfo_rttvar, $tcpinfo_snd_cwnd, and
Ruslan Ermilov <ru@nginx.com>
parents:
4540
diff
changeset
|
941 case 2: |
ba39af7274ed
Implemented $tcpinfo_rtt, $tcpinfo_rttvar, $tcpinfo_snd_cwnd, and
Ruslan Ermilov <ru@nginx.com>
parents:
4540
diff
changeset
|
942 value = ti.tcpi_snd_cwnd; |
ba39af7274ed
Implemented $tcpinfo_rtt, $tcpinfo_rttvar, $tcpinfo_snd_cwnd, and
Ruslan Ermilov <ru@nginx.com>
parents:
4540
diff
changeset
|
943 break; |
ba39af7274ed
Implemented $tcpinfo_rtt, $tcpinfo_rttvar, $tcpinfo_snd_cwnd, and
Ruslan Ermilov <ru@nginx.com>
parents:
4540
diff
changeset
|
944 |
ba39af7274ed
Implemented $tcpinfo_rtt, $tcpinfo_rttvar, $tcpinfo_snd_cwnd, and
Ruslan Ermilov <ru@nginx.com>
parents:
4540
diff
changeset
|
945 case 3: |
ba39af7274ed
Implemented $tcpinfo_rtt, $tcpinfo_rttvar, $tcpinfo_snd_cwnd, and
Ruslan Ermilov <ru@nginx.com>
parents:
4540
diff
changeset
|
946 value = ti.tcpi_rcv_space; |
ba39af7274ed
Implemented $tcpinfo_rtt, $tcpinfo_rttvar, $tcpinfo_snd_cwnd, and
Ruslan Ermilov <ru@nginx.com>
parents:
4540
diff
changeset
|
947 break; |
ba39af7274ed
Implemented $tcpinfo_rtt, $tcpinfo_rttvar, $tcpinfo_snd_cwnd, and
Ruslan Ermilov <ru@nginx.com>
parents:
4540
diff
changeset
|
948 |
ba39af7274ed
Implemented $tcpinfo_rtt, $tcpinfo_rttvar, $tcpinfo_snd_cwnd, and
Ruslan Ermilov <ru@nginx.com>
parents:
4540
diff
changeset
|
949 /* suppress warning */ |
ba39af7274ed
Implemented $tcpinfo_rtt, $tcpinfo_rttvar, $tcpinfo_snd_cwnd, and
Ruslan Ermilov <ru@nginx.com>
parents:
4540
diff
changeset
|
950 default: |
ba39af7274ed
Implemented $tcpinfo_rtt, $tcpinfo_rttvar, $tcpinfo_snd_cwnd, and
Ruslan Ermilov <ru@nginx.com>
parents:
4540
diff
changeset
|
951 value = 0; |
ba39af7274ed
Implemented $tcpinfo_rtt, $tcpinfo_rttvar, $tcpinfo_snd_cwnd, and
Ruslan Ermilov <ru@nginx.com>
parents:
4540
diff
changeset
|
952 break; |
ba39af7274ed
Implemented $tcpinfo_rtt, $tcpinfo_rttvar, $tcpinfo_snd_cwnd, and
Ruslan Ermilov <ru@nginx.com>
parents:
4540
diff
changeset
|
953 } |
ba39af7274ed
Implemented $tcpinfo_rtt, $tcpinfo_rttvar, $tcpinfo_snd_cwnd, and
Ruslan Ermilov <ru@nginx.com>
parents:
4540
diff
changeset
|
954 |
ba39af7274ed
Implemented $tcpinfo_rtt, $tcpinfo_rttvar, $tcpinfo_snd_cwnd, and
Ruslan Ermilov <ru@nginx.com>
parents:
4540
diff
changeset
|
955 v->len = ngx_sprintf(v->data, "%uD", value) - v->data; |
ba39af7274ed
Implemented $tcpinfo_rtt, $tcpinfo_rttvar, $tcpinfo_snd_cwnd, and
Ruslan Ermilov <ru@nginx.com>
parents:
4540
diff
changeset
|
956 v->valid = 1; |
ba39af7274ed
Implemented $tcpinfo_rtt, $tcpinfo_rttvar, $tcpinfo_snd_cwnd, and
Ruslan Ermilov <ru@nginx.com>
parents:
4540
diff
changeset
|
957 v->no_cacheable = 0; |
ba39af7274ed
Implemented $tcpinfo_rtt, $tcpinfo_rttvar, $tcpinfo_snd_cwnd, and
Ruslan Ermilov <ru@nginx.com>
parents:
4540
diff
changeset
|
958 v->not_found = 0; |
ba39af7274ed
Implemented $tcpinfo_rtt, $tcpinfo_rttvar, $tcpinfo_snd_cwnd, and
Ruslan Ermilov <ru@nginx.com>
parents:
4540
diff
changeset
|
959 |
ba39af7274ed
Implemented $tcpinfo_rtt, $tcpinfo_rttvar, $tcpinfo_snd_cwnd, and
Ruslan Ermilov <ru@nginx.com>
parents:
4540
diff
changeset
|
960 return NGX_OK; |
ba39af7274ed
Implemented $tcpinfo_rtt, $tcpinfo_rttvar, $tcpinfo_snd_cwnd, and
Ruslan Ermilov <ru@nginx.com>
parents:
4540
diff
changeset
|
961 } |
ba39af7274ed
Implemented $tcpinfo_rtt, $tcpinfo_rttvar, $tcpinfo_snd_cwnd, and
Ruslan Ermilov <ru@nginx.com>
parents:
4540
diff
changeset
|
962 |
ba39af7274ed
Implemented $tcpinfo_rtt, $tcpinfo_rttvar, $tcpinfo_snd_cwnd, and
Ruslan Ermilov <ru@nginx.com>
parents:
4540
diff
changeset
|
963 #endif |
ba39af7274ed
Implemented $tcpinfo_rtt, $tcpinfo_rttvar, $tcpinfo_snd_cwnd, and
Ruslan Ermilov <ru@nginx.com>
parents:
4540
diff
changeset
|
964 |
ba39af7274ed
Implemented $tcpinfo_rtt, $tcpinfo_rttvar, $tcpinfo_snd_cwnd, and
Ruslan Ermilov <ru@nginx.com>
parents:
4540
diff
changeset
|
965 |
2137 | 966 static ngx_int_t |
573 | 967 ngx_http_variable_host(ngx_http_request_t *r, ngx_http_variable_value_t *v, |
968 uintptr_t data) | |
509 | 969 { |
1811 | 970 ngx_http_core_srv_conf_t *cscf; |
971 | |
2007
b9de93d804ea
*) host in request line has priority
Igor Sysoev <igor@sysoev.ru>
parents:
1811
diff
changeset
|
972 if (r->headers_in.server.len) { |
b9de93d804ea
*) host in request line has priority
Igor Sysoev <igor@sysoev.ru>
parents:
1811
diff
changeset
|
973 v->len = r->headers_in.server.len; |
b9de93d804ea
*) host in request line has priority
Igor Sysoev <igor@sysoev.ru>
parents:
1811
diff
changeset
|
974 v->data = r->headers_in.server.data; |
928
a6fe6bedb9e3
fix segfault when $host is used and
Igor Sysoev <igor@sysoev.ru>
parents:
864
diff
changeset
|
975 |
a6fe6bedb9e3
fix segfault when $host is used and
Igor Sysoev <igor@sysoev.ru>
parents:
864
diff
changeset
|
976 } else { |
2007
b9de93d804ea
*) host in request line has priority
Igor Sysoev <igor@sysoev.ru>
parents:
1811
diff
changeset
|
977 cscf = ngx_http_get_module_srv_conf(r, ngx_http_core_module); |
b9de93d804ea
*) host in request line has priority
Igor Sysoev <igor@sysoev.ru>
parents:
1811
diff
changeset
|
978 |
b9de93d804ea
*) host in request line has priority
Igor Sysoev <igor@sysoev.ru>
parents:
1811
diff
changeset
|
979 v->len = cscf->server_name.len; |
b9de93d804ea
*) host in request line has priority
Igor Sysoev <igor@sysoev.ru>
parents:
1811
diff
changeset
|
980 v->data = cscf->server_name.data; |
509 | 981 } |
982 | |
573 | 983 v->valid = 1; |
1565 | 984 v->no_cacheable = 0; |
573 | 985 v->not_found = 0; |
509 | 986 |
573 | 987 return NGX_OK; |
499 | 988 } |
989 | |
990 | |
573 | 991 static ngx_int_t |
983
7a8ca436d611
ngx_http_variable_binary_remote_addr()
Igor Sysoev <igor@sysoev.ru>
parents:
982
diff
changeset
|
992 ngx_http_variable_binary_remote_addr(ngx_http_request_t *r, |
573 | 993 ngx_http_variable_value_t *v, uintptr_t data) |
499 | 994 { |
2512
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a prelimiary IPv6 support, HTTP listen
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diff
changeset
|
995 struct sockaddr_in *sin; |
2e91aecb9e57
a prelimiary IPv6 support, HTTP listen
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parents:
2485
diff
changeset
|
996 #if (NGX_HAVE_INET6) |
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Igor Sysoev <igor@sysoev.ru>
parents:
2485
diff
changeset
|
997 struct sockaddr_in6 *sin6; |
2e91aecb9e57
a prelimiary IPv6 support, HTTP listen
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
998 #endif |
982 | 999 |
2512
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a prelimiary IPv6 support, HTTP listen
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1000 switch (r->connection->sockaddr->sa_family) { |
983
7a8ca436d611
ngx_http_variable_binary_remote_addr()
Igor Sysoev <igor@sysoev.ru>
parents:
982
diff
changeset
|
1001 |
2512
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Igor Sysoev <igor@sysoev.ru>
parents:
2485
diff
changeset
|
1002 #if (NGX_HAVE_INET6) |
2e91aecb9e57
a prelimiary IPv6 support, HTTP listen
Igor Sysoev <igor@sysoev.ru>
parents:
2485
diff
changeset
|
1003 case AF_INET6: |
2e91aecb9e57
a prelimiary IPv6 support, HTTP listen
Igor Sysoev <igor@sysoev.ru>
parents:
2485
diff
changeset
|
1004 sin6 = (struct sockaddr_in6 *) r->connection->sockaddr; |
982 | 1005 |
2512
2e91aecb9e57
a prelimiary IPv6 support, HTTP listen
Igor Sysoev <igor@sysoev.ru>
parents:
2485
diff
changeset
|
1006 v->len = sizeof(struct in6_addr); |
2e91aecb9e57
a prelimiary IPv6 support, HTTP listen
Igor Sysoev <igor@sysoev.ru>
parents:
2485
diff
changeset
|
1007 v->valid = 1; |
2e91aecb9e57
a prelimiary IPv6 support, HTTP listen
Igor Sysoev <igor@sysoev.ru>
parents:
2485
diff
changeset
|
1008 v->no_cacheable = 0; |
2e91aecb9e57
a prelimiary IPv6 support, HTTP listen
Igor Sysoev <igor@sysoev.ru>
parents:
2485
diff
changeset
|
1009 v->not_found = 0; |
3268
c6a40c815d45
use sin6_addr.s6_addr instead of "(u_char *) & .sin6_addr"
Igor Sysoev <igor@sysoev.ru>
parents:
3144
diff
changeset
|
1010 v->data = sin6->sin6_addr.s6_addr; |
2512
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a prelimiary IPv6 support, HTTP listen
Igor Sysoev <igor@sysoev.ru>
parents:
2485
diff
changeset
|
1011 |
2e91aecb9e57
a prelimiary IPv6 support, HTTP listen
Igor Sysoev <igor@sysoev.ru>
parents:
2485
diff
changeset
|
1012 break; |
2e91aecb9e57
a prelimiary IPv6 support, HTTP listen
Igor Sysoev <igor@sysoev.ru>
parents:
2485
diff
changeset
|
1013 #endif |
2e91aecb9e57
a prelimiary IPv6 support, HTTP listen
Igor Sysoev <igor@sysoev.ru>
parents:
2485
diff
changeset
|
1014 |
2e91aecb9e57
a prelimiary IPv6 support, HTTP listen
Igor Sysoev <igor@sysoev.ru>
parents:
2485
diff
changeset
|
1015 default: /* AF_INET */ |
2e91aecb9e57
a prelimiary IPv6 support, HTTP listen
Igor Sysoev <igor@sysoev.ru>
parents:
2485
diff
changeset
|
1016 sin = (struct sockaddr_in *) r->connection->sockaddr; |
2e91aecb9e57
a prelimiary IPv6 support, HTTP listen
Igor Sysoev <igor@sysoev.ru>
parents:
2485
diff
changeset
|
1017 |
2e91aecb9e57
a prelimiary IPv6 support, HTTP listen
Igor Sysoev <igor@sysoev.ru>
parents:
2485
diff
changeset
|
1018 v->len = sizeof(in_addr_t); |
2e91aecb9e57
a prelimiary IPv6 support, HTTP listen
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1019 v->valid = 1; |
2e91aecb9e57
a prelimiary IPv6 support, HTTP listen
Igor Sysoev <igor@sysoev.ru>
parents:
2485
diff
changeset
|
1020 v->no_cacheable = 0; |
2e91aecb9e57
a prelimiary IPv6 support, HTTP listen
Igor Sysoev <igor@sysoev.ru>
parents:
2485
diff
changeset
|
1021 v->not_found = 0; |
2e91aecb9e57
a prelimiary IPv6 support, HTTP listen
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1022 v->data = (u_char *) &sin->sin_addr; |
2e91aecb9e57
a prelimiary IPv6 support, HTTP listen
Igor Sysoev <igor@sysoev.ru>
parents:
2485
diff
changeset
|
1023 |
2e91aecb9e57
a prelimiary IPv6 support, HTTP listen
Igor Sysoev <igor@sysoev.ru>
parents:
2485
diff
changeset
|
1024 break; |
2e91aecb9e57
a prelimiary IPv6 support, HTTP listen
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1025 } |
982 | 1026 |
983
7a8ca436d611
ngx_http_variable_binary_remote_addr()
Igor Sysoev <igor@sysoev.ru>
parents:
982
diff
changeset
|
1027 return NGX_OK; |
7a8ca436d611
ngx_http_variable_binary_remote_addr()
Igor Sysoev <igor@sysoev.ru>
parents:
982
diff
changeset
|
1028 } |
982 | 1029 |
1030 | |
983
7a8ca436d611
ngx_http_variable_binary_remote_addr()
Igor Sysoev <igor@sysoev.ru>
parents:
982
diff
changeset
|
1031 static ngx_int_t |
7a8ca436d611
ngx_http_variable_binary_remote_addr()
Igor Sysoev <igor@sysoev.ru>
parents:
982
diff
changeset
|
1032 ngx_http_variable_remote_addr(ngx_http_request_t *r, |
7a8ca436d611
ngx_http_variable_binary_remote_addr()
Igor Sysoev <igor@sysoev.ru>
parents:
982
diff
changeset
|
1033 ngx_http_variable_value_t *v, uintptr_t data) |
7a8ca436d611
ngx_http_variable_binary_remote_addr()
Igor Sysoev <igor@sysoev.ru>
parents:
982
diff
changeset
|
1034 { |
7a8ca436d611
ngx_http_variable_binary_remote_addr()
Igor Sysoev <igor@sysoev.ru>
parents:
982
diff
changeset
|
1035 v->len = r->connection->addr_text.len; |
7a8ca436d611
ngx_http_variable_binary_remote_addr()
Igor Sysoev <igor@sysoev.ru>
parents:
982
diff
changeset
|
1036 v->valid = 1; |
1565 | 1037 v->no_cacheable = 0; |
983
7a8ca436d611
ngx_http_variable_binary_remote_addr()
Igor Sysoev <igor@sysoev.ru>
parents:
982
diff
changeset
|
1038 v->not_found = 0; |
7a8ca436d611
ngx_http_variable_binary_remote_addr()
Igor Sysoev <igor@sysoev.ru>
parents:
982
diff
changeset
|
1039 v->data = r->connection->addr_text.data; |
499 | 1040 |
573 | 1041 return NGX_OK; |
499 | 1042 } |
1043 | |
1044 | |
573 | 1045 static ngx_int_t |
1046 ngx_http_variable_remote_port(ngx_http_request_t *r, | |
1047 ngx_http_variable_value_t *v, uintptr_t data) | |
499 | 1048 { |
2512
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diff
changeset
|
1049 ngx_uint_t port; |
2e91aecb9e57
a prelimiary IPv6 support, HTTP listen
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diff
changeset
|
1050 struct sockaddr_in *sin; |
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diff
changeset
|
1051 #if (NGX_HAVE_INET6) |
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diff
changeset
|
1052 struct sockaddr_in6 *sin6; |
2e91aecb9e57
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diff
changeset
|
1053 #endif |
509 | 1054 |
573 | 1055 v->len = 0; |
1056 v->valid = 1; | |
1565 | 1057 v->no_cacheable = 0; |
573 | 1058 v->not_found = 0; |
509 | 1059 |
2049 | 1060 v->data = ngx_pnalloc(r->pool, sizeof("65535") - 1); |
573 | 1061 if (v->data == NULL) { |
1062 return NGX_ERROR; | |
509 | 1063 } |
1064 | |
2512
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diff
changeset
|
1065 switch (r->connection->sockaddr->sa_family) { |
577 | 1066 |
2512
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changeset
|
1067 #if (NGX_HAVE_INET6) |
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changeset
|
1068 case AF_INET6: |
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diff
changeset
|
1069 sin6 = (struct sockaddr_in6 *) r->connection->sockaddr; |
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diff
changeset
|
1070 port = ntohs(sin6->sin6_port); |
2e91aecb9e57
a prelimiary IPv6 support, HTTP listen
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diff
changeset
|
1071 break; |
2e91aecb9e57
a prelimiary IPv6 support, HTTP listen
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diff
changeset
|
1072 #endif |
577 | 1073 |
2512
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changeset
|
1074 default: /* AF_INET */ |
2e91aecb9e57
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diff
changeset
|
1075 sin = (struct sockaddr_in *) r->connection->sockaddr; |
509 | 1076 port = ntohs(sin->sin_port); |
2512
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changeset
|
1077 break; |
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diff
changeset
|
1078 } |
577 | 1079 |
2512
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changeset
|
1080 if (port > 0 && port < 65536) { |
2e91aecb9e57
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diff
changeset
|
1081 v->len = ngx_sprintf(v->data, "%ui", port) - v->data; |
509 | 1082 } |
1083 | |
573 | 1084 return NGX_OK; |
509 | 1085 } |
1086 | |
1087 | |
573 | 1088 static ngx_int_t |
1089 ngx_http_variable_server_addr(ngx_http_request_t *r, | |
1090 ngx_http_variable_value_t *v, uintptr_t data) | |
509 | 1091 { |
1805 | 1092 ngx_str_t s; |
2512
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|
1093 u_char addr[NGX_SOCKADDR_STRLEN]; |
499 | 1094 |
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1095 s.len = NGX_SOCKADDR_STRLEN; |
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1096 s.data = addr; |
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1097 |
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1098 if (ngx_connection_local_sockaddr(r->connection, &s, 0) != NGX_OK) { |
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1099 return NGX_ERROR; |
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1100 } |
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1101 |
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1102 s.data = ngx_pnalloc(r->pool, s.len); |
1805 | 1103 if (s.data == NULL) { |
573 | 1104 return NGX_ERROR; |
509 | 1105 } |
1106 | |
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1107 ngx_memcpy(s.data, addr, s.len); |
509 | 1108 |
1805 | 1109 v->len = s.len; |
573 | 1110 v->valid = 1; |
1565 | 1111 v->no_cacheable = 0; |
573 | 1112 v->not_found = 0; |
1805 | 1113 v->data = s.data; |
499 | 1114 |
573 | 1115 return NGX_OK; |
499 | 1116 } |
1117 | |
1118 | |
573 | 1119 static ngx_int_t |
1120 ngx_http_variable_server_port(ngx_http_request_t *r, | |
1121 ngx_http_variable_value_t *v, uintptr_t data) | |
509 | 1122 { |
2533 | 1123 ngx_uint_t port; |
1124 struct sockaddr_in *sin; | |
1125 #if (NGX_HAVE_INET6) | |
1126 struct sockaddr_in6 *sin6; | |
1127 #endif | |
1128 | |
1129 v->len = 0; | |
573 | 1130 v->valid = 1; |
1565 | 1131 v->no_cacheable = 0; |
573 | 1132 v->not_found = 0; |
2533 | 1133 |
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1134 if (ngx_connection_local_sockaddr(r->connection, NULL, 0) != NGX_OK) { |
2533 | 1135 return NGX_ERROR; |
1136 } | |
1137 | |
1138 v->data = ngx_pnalloc(r->pool, sizeof("65535") - 1); | |
1139 if (v->data == NULL) { | |
1140 return NGX_ERROR; | |
1141 } | |
1142 | |
1143 switch (r->connection->local_sockaddr->sa_family) { | |
1144 | |
1145 #if (NGX_HAVE_INET6) | |
1146 case AF_INET6: | |
1147 sin6 = (struct sockaddr_in6 *) r->connection->local_sockaddr; | |
1148 port = ntohs(sin6->sin6_port); | |
1149 break; | |
1150 #endif | |
1151 | |
1152 default: /* AF_INET */ | |
1153 sin = (struct sockaddr_in *) r->connection->local_sockaddr; | |
1154 port = ntohs(sin->sin_port); | |
1155 break; | |
1156 } | |
1157 | |
1158 if (port > 0 && port < 65536) { | |
1159 v->len = ngx_sprintf(v->data, "%ui", port) - v->data; | |
1160 } | |
509 | 1161 |
573 | 1162 return NGX_OK; |
509 | 1163 } |
1164 | |
1165 | |
573 | 1166 static ngx_int_t |
731 | 1167 ngx_http_variable_scheme(ngx_http_request_t *r, |
1168 ngx_http_variable_value_t *v, uintptr_t data) | |
1169 { | |
1170 #if (NGX_HTTP_SSL) | |
1171 | |
1172 if (r->connection->ssl) { | |
1173 v->len = sizeof("https") - 1; | |
1174 v->valid = 1; | |
1565 | 1175 v->no_cacheable = 0; |
731 | 1176 v->not_found = 0; |
732 | 1177 v->data = (u_char *) "https"; |
731 | 1178 |
1179 return NGX_OK; | |
1180 } | |
1181 | |
1182 #endif | |
1183 | |
1184 v->len = sizeof("http") - 1; | |
1185 v->valid = 1; | |
1565 | 1186 v->no_cacheable = 0; |
731 | 1187 v->not_found = 0; |
732 | 1188 v->data = (u_char *) "http"; |
731 | 1189 |
1190 return NGX_OK; | |
1191 } | |
1192 | |
1193 | |
1194 static ngx_int_t | |
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1195 ngx_http_variable_https(ngx_http_request_t *r, |
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1196 ngx_http_variable_value_t *v, uintptr_t data) |
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1197 { |
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1198 #if (NGX_HTTP_SSL) |
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1199 |
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1200 if (r->connection->ssl) { |
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1201 v->len = sizeof("on") - 1; |
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1202 v->valid = 1; |
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1203 v->no_cacheable = 0; |
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1204 v->not_found = 0; |
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1205 v->data = (u_char *) "on"; |
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1206 |
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1207 return NGX_OK; |
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1208 } |
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1209 |
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1210 #endif |
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1211 |
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1212 *v = ngx_http_variable_null_value; |
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1213 |
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1214 return NGX_OK; |
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1215 } |
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1216 |
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1217 |
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1218 static ngx_int_t |
1351 | 1219 ngx_http_variable_is_args(ngx_http_request_t *r, |
1220 ngx_http_variable_value_t *v, uintptr_t data) | |
1221 { | |
1222 v->valid = 1; | |
1565 | 1223 v->no_cacheable = 0; |
1351 | 1224 v->not_found = 0; |
1225 | |
1226 if (r->args.len == 0) { | |
1227 v->len = 0; | |
1228 v->data = NULL; | |
1229 return NGX_OK; | |
1230 } | |
1231 | |
1232 v->len = 1; | |
1233 v->data = (u_char *) "?"; | |
1234 | |
1235 return NGX_OK; | |
1236 } | |
1237 | |
1238 | |
1239 static ngx_int_t | |
573 | 1240 ngx_http_variable_document_root(ngx_http_request_t *r, |
1241 ngx_http_variable_value_t *v, uintptr_t data) | |
499 | 1242 { |
671 | 1243 ngx_str_t path; |
573 | 1244 ngx_http_core_loc_conf_t *clcf; |
509 | 1245 |
1246 clcf = ngx_http_get_module_loc_conf(r, ngx_http_core_module); | |
1247 | |
671 | 1248 if (clcf->root_lengths == NULL) { |
1249 v->len = clcf->root.len; | |
1250 v->valid = 1; | |
1565 | 1251 v->no_cacheable = 0; |
671 | 1252 v->not_found = 0; |
1253 v->data = clcf->root.data; | |
1254 | |
1255 } else { | |
1256 if (ngx_http_script_run(r, &path, clcf->root_lengths->elts, 0, | |
1257 clcf->root_values->elts) | |
1258 == NULL) | |
1259 { | |
1260 return NGX_ERROR; | |
1261 } | |
1262 | |
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1263 if (ngx_conf_full_name((ngx_cycle_t *) ngx_cycle, &path, 0) != NGX_OK) { |
671 | 1264 return NGX_ERROR; |
1265 } | |
1266 | |
1267 v->len = path.len; | |
1268 v->valid = 1; | |
1565 | 1269 v->no_cacheable = 0; |
671 | 1270 v->not_found = 0; |
1271 v->data = path.data; | |
1272 } | |
509 | 1273 |
573 | 1274 return NGX_OK; |
509 | 1275 } |
1276 | |
1277 | |
573 | 1278 static ngx_int_t |
2259 | 1279 ngx_http_variable_realpath_root(ngx_http_request_t *r, |
1280 ngx_http_variable_value_t *v, uintptr_t data) | |
1281 { | |
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1282 u_char *real; |
2259 | 1283 size_t len; |
1284 ngx_str_t path; | |
1285 ngx_http_core_loc_conf_t *clcf; | |
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1286 #if (NGX_HAVE_MAX_PATH) |
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1287 u_char buffer[NGX_MAX_PATH]; |
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1288 #endif |
2259 | 1289 |
1290 clcf = ngx_http_get_module_loc_conf(r, ngx_http_core_module); | |
1291 | |
1292 if (clcf->root_lengths == NULL) { | |
1293 path = clcf->root; | |
1294 | |
1295 } else { | |
1296 if (ngx_http_script_run(r, &path, clcf->root_lengths->elts, 1, | |
1297 clcf->root_values->elts) | |
1298 == NULL) | |
1299 { | |
1300 return NGX_ERROR; | |
1301 } | |
1302 | |
1303 path.data[path.len - 1] = '\0'; | |
1304 | |
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1305 if (ngx_conf_full_name((ngx_cycle_t *) ngx_cycle, &path, 0) != NGX_OK) { |
2259 | 1306 return NGX_ERROR; |
1307 } | |
1308 } | |
1309 | |
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1310 #if (NGX_HAVE_MAX_PATH) |
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1311 real = buffer; |
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1312 #else |
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1313 real = NULL; |
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1314 #endif |
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1315 |
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1316 real = ngx_realpath(path.data, real); |
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1317 |
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1318 if (real == NULL) { |
2259 | 1319 ngx_log_error(NGX_LOG_CRIT, r->connection->log, ngx_errno, |
1320 ngx_realpath_n " \"%s\" failed", path.data); | |
1321 return NGX_ERROR; | |
1322 } | |
1323 | |
1324 len = ngx_strlen(real); | |
1325 | |
1326 v->data = ngx_pnalloc(r->pool, len); | |
1327 if (v->data == NULL) { | |
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1328 #if !(NGX_HAVE_MAX_PATH) |
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1329 ngx_free(real); |
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1330 #endif |
2259 | 1331 return NGX_ERROR; |
1332 } | |
1333 | |
1334 v->len = len; | |
1335 v->valid = 1; | |
1336 v->no_cacheable = 0; | |
1337 v->not_found = 0; | |
1338 | |
1339 ngx_memcpy(v->data, real, len); | |
1340 | |
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1341 #if !(NGX_HAVE_MAX_PATH) |
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1342 ngx_free(real); |
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1343 #endif |
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1344 |
2259 | 1345 return NGX_OK; |
1346 } | |
1347 | |
1348 | |
1349 static ngx_int_t | |
573 | 1350 ngx_http_variable_request_filename(ngx_http_request_t *r, |
1351 ngx_http_variable_value_t *v, uintptr_t data) | |
509 | 1352 { |
773 | 1353 size_t root; |
573 | 1354 ngx_str_t path; |
499 | 1355 |
773 | 1356 if (ngx_http_map_uri_to_path(r, &path, &root, 0) == NULL) { |
573 | 1357 return NGX_ERROR; |
557 | 1358 } |
509 | 1359 |
557 | 1360 /* ngx_http_map_uri_to_path() allocates memory for terminating '\0' */ |
509 | 1361 |
573 | 1362 v->len = path.len - 1; |
1363 v->valid = 1; | |
1565 | 1364 v->no_cacheable = 0; |
573 | 1365 v->not_found = 0; |
1366 v->data = path.data; | |
499 | 1367 |
573 | 1368 return NGX_OK; |
499 | 1369 } |
1370 | |
1371 | |
573 | 1372 static ngx_int_t |
1811 | 1373 ngx_http_variable_server_name(ngx_http_request_t *r, |
1374 ngx_http_variable_value_t *v, uintptr_t data) | |
1375 { | |
1376 ngx_http_core_srv_conf_t *cscf; | |
1377 | |
1378 cscf = ngx_http_get_module_srv_conf(r, ngx_http_core_module); | |
1379 | |
1380 v->len = cscf->server_name.len; | |
1381 v->valid = 1; | |
1382 v->no_cacheable = 0; | |
1383 v->not_found = 0; | |
1384 v->data = cscf->server_name.data; | |
1385 | |
1386 return NGX_OK; | |
1387 } | |
1388 | |
1389 | |
1390 static ngx_int_t | |
573 | 1391 ngx_http_variable_request_method(ngx_http_request_t *r, |
1392 ngx_http_variable_value_t *v, uintptr_t data) | |
561 | 1393 { |
647 | 1394 if (r->main->method_name.data) { |
1395 v->len = r->main->method_name.len; | |
573 | 1396 v->valid = 1; |
1565 | 1397 v->no_cacheable = 0; |
573 | 1398 v->not_found = 0; |
647 | 1399 v->data = r->main->method_name.data; |
573 | 1400 |
1401 } else { | |
1402 v->not_found = 1; | |
561 | 1403 } |
1404 | |
573 | 1405 return NGX_OK; |
561 | 1406 } |
1407 | |
1408 | |
573 | 1409 static ngx_int_t |
1410 ngx_http_variable_remote_user(ngx_http_request_t *r, | |
1411 ngx_http_variable_value_t *v, uintptr_t data) | |
539 | 1412 { |
573 | 1413 ngx_int_t rc; |
539 | 1414 |
1415 rc = ngx_http_auth_basic_user(r); | |
1416 | |
1417 if (rc == NGX_DECLINED) { | |
573 | 1418 v->not_found = 1; |
1419 return NGX_OK; | |
539 | 1420 } |
1421 | |
1422 if (rc == NGX_ERROR) { | |
573 | 1423 return NGX_ERROR; |
539 | 1424 } |
1425 | |
573 | 1426 v->len = r->headers_in.user.len; |
1427 v->valid = 1; | |
1565 | 1428 v->no_cacheable = 0; |
573 | 1429 v->not_found = 0; |
1430 v->data = r->headers_in.user.data; | |
571 | 1431 |
573 | 1432 return NGX_OK; |
571 | 1433 } |
1434 | |
1435 | |
611 | 1436 static ngx_int_t |
1437 ngx_http_variable_body_bytes_sent(ngx_http_request_t *r, | |
1438 ngx_http_variable_value_t *v, uintptr_t data) | |
1439 { | |
1440 off_t sent; | |
1441 u_char *p; | |
1442 | |
1443 sent = r->connection->sent - r->header_size; | |
1444 | |
1445 if (sent < 0) { | |
1446 sent = 0; | |
1447 } | |
1448 | |
2049 | 1449 p = ngx_pnalloc(r->pool, NGX_OFF_T_LEN); |
611 | 1450 if (p == NULL) { |
1451 return NGX_ERROR; | |
1452 } | |
1453 | |
1454 v->len = ngx_sprintf(p, "%O", sent) - p; | |
1455 v->valid = 1; | |
1565 | 1456 v->no_cacheable = 0; |
611 | 1457 v->not_found = 0; |
1458 v->data = p; | |
1459 | |
1460 return NGX_OK; | |
1461 } | |
1462 | |
1463 | |
629 | 1464 static ngx_int_t |
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1465 ngx_http_variable_status(ngx_http_request_t *r, |
dad38cdaf496
Merge of r4686, r4687: $status variable.
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1466 ngx_http_variable_value_t *v, uintptr_t data) |
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Merge of r4686, r4687: $status variable.
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1467 { |
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|
1468 ngx_uint_t status; |
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1469 |
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|
1470 v->data = ngx_pnalloc(r->pool, NGX_INT_T_LEN); |
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1471 if (v->data == NULL) { |
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Merge of r4686, r4687: $status variable.
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|
1472 return NGX_ERROR; |
dad38cdaf496
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|
1473 } |
dad38cdaf496
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1474 |
dad38cdaf496
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|
1475 if (r->err_status) { |
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|
1476 status = r->err_status; |
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1477 |
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1478 } else if (r->headers_out.status) { |
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|
1479 status = r->headers_out.status; |
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1480 |
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1481 } else if (r->http_version == NGX_HTTP_VERSION_9) { |
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1482 status = 9; |
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1483 |
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1484 } else { |
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1485 status = 0; |
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1486 } |
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1487 |
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|
1488 v->len = ngx_sprintf(v->data, "%03ui", status) - v->data; |
dad38cdaf496
Merge of r4686, r4687: $status variable.
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1489 v->valid = 1; |
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parents:
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|
1490 v->no_cacheable = 0; |
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1491 v->not_found = 0; |
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Merge of r4686, r4687: $status variable.
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1492 |
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|
1493 return NGX_OK; |
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Merge of r4686, r4687: $status variable.
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1494 } |
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Merge of r4686, r4687: $status variable.
Maxim Dounin <mdounin@mdounin.ru>
parents:
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1495 |
dad38cdaf496
Merge of r4686, r4687: $status variable.
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1496 |
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1497 static ngx_int_t |
641 | 1498 ngx_http_variable_sent_content_type(ngx_http_request_t *r, |
1499 ngx_http_variable_value_t *v, uintptr_t data) | |
1500 { | |
1501 if (r->headers_out.content_type.len) { | |
1502 v->len = r->headers_out.content_type.len; | |
1503 v->valid = 1; | |
1565 | 1504 v->no_cacheable = 0; |
641 | 1505 v->not_found = 0; |
1506 v->data = r->headers_out.content_type.data; | |
1507 | |
1508 } else { | |
1509 v->not_found = 1; | |
1510 } | |
1511 | |
1512 return NGX_OK; | |
1513 } | |
1514 | |
1515 | |
1516 static ngx_int_t | |
1517 ngx_http_variable_sent_content_length(ngx_http_request_t *r, | |
1518 ngx_http_variable_value_t *v, uintptr_t data) | |
1519 { | |
1520 u_char *p; | |
1521 | |
1522 if (r->headers_out.content_length) { | |
1523 v->len = r->headers_out.content_length->value.len; | |
1524 v->valid = 1; | |
1565 | 1525 v->no_cacheable = 0; |
641 | 1526 v->not_found = 0; |
1527 v->data = r->headers_out.content_length->value.data; | |
1528 | |
1529 return NGX_OK; | |
1530 } | |
1531 | |
1532 if (r->headers_out.content_length_n >= 0) { | |
2049 | 1533 p = ngx_pnalloc(r->pool, NGX_OFF_T_LEN); |
641 | 1534 if (p == NULL) { |
1535 return NGX_ERROR; | |
1536 } | |
1537 | |
1538 v->len = ngx_sprintf(p, "%O", r->headers_out.content_length_n) - p; | |
1539 v->valid = 1; | |
1565 | 1540 v->no_cacheable = 0; |
641 | 1541 v->not_found = 0; |
1542 v->data = p; | |
1543 | |
1544 return NGX_OK; | |
1545 } | |
1546 | |
1547 v->not_found = 1; | |
1548 | |
1549 return NGX_OK; | |
1550 } | |
1551 | |
1552 | |
1553 static ngx_int_t | |
2485
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1554 ngx_http_variable_sent_location(ngx_http_request_t *r, |
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1555 ngx_http_variable_value_t *v, uintptr_t data) |
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1556 { |
2539
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1557 ngx_str_t name; |
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1558 |
2485
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1559 if (r->headers_out.location) { |
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1560 v->len = r->headers_out.location->value.len; |
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1561 v->valid = 1; |
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1562 v->no_cacheable = 0; |
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1563 v->not_found = 0; |
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1564 v->data = r->headers_out.location->value.data; |
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1565 |
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1566 return NGX_OK; |
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|
1567 } |
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|
1568 |
3516
dd1570b6f237
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Igor Sysoev <igor@sysoev.ru>
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diff
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|
1569 ngx_str_set(&name, "sent_http_location"); |
2539
051e9b12428e
fix segfault introduced in r2486 in $sent_http_location processing
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|
1570 |
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|
1571 return ngx_http_variable_unknown_header(v, &name, |
2485
51b1097dbb67
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diff
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|
1572 &r->headers_out.headers.part, |
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fix $sent_http_location for local redirects
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1573 sizeof("sent_http_") - 1); |
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1574 } |
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1575 |
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1576 |
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1577 static ngx_int_t |
641 | 1578 ngx_http_variable_sent_last_modified(ngx_http_request_t *r, |
1579 ngx_http_variable_value_t *v, uintptr_t data) | |
1580 { | |
1581 u_char *p; | |
1582 | |
1583 if (r->headers_out.last_modified) { | |
1584 v->len = r->headers_out.last_modified->value.len; | |
1585 v->valid = 1; | |
1565 | 1586 v->no_cacheable = 0; |
641 | 1587 v->not_found = 0; |
1588 v->data = r->headers_out.last_modified->value.data; | |
1589 | |
1590 return NGX_OK; | |
1591 } | |
1592 | |
1593 if (r->headers_out.last_modified_time >= 0) { | |
2049 | 1594 p = ngx_pnalloc(r->pool, |
641 | 1595 sizeof("Last-Modified: Mon, 28 Sep 1970 06:00:00 GMT") - 1); |
1596 if (p == NULL) { | |
1597 return NGX_ERROR; | |
1598 } | |
1599 | |
1600 v->len = ngx_http_time(p, r->headers_out.last_modified_time) - p; | |
1601 v->valid = 1; | |
1565 | 1602 v->no_cacheable = 0; |
641 | 1603 v->not_found = 0; |
1604 v->data = p; | |
1605 | |
1606 return NGX_OK; | |
1607 } | |
1608 | |
1609 v->not_found = 1; | |
1610 | |
1611 return NGX_OK; | |
1612 } | |
1613 | |
1614 | |
1615 static ngx_int_t | |
1616 ngx_http_variable_sent_connection(ngx_http_request_t *r, | |
1617 ngx_http_variable_value_t *v, uintptr_t data) | |
1618 { | |
1619 size_t len; | |
1620 char *p; | |
1621 | |
1622 if (r->keepalive) { | |
1623 len = sizeof("keep-alive") - 1; | |
1624 p = "keep-alive"; | |
1625 | |
1626 } else { | |
1627 len = sizeof("close") - 1; | |
1628 p = "close"; | |
1629 } | |
1630 | |
1631 v->len = len; | |
1632 v->valid = 1; | |
1565 | 1633 v->no_cacheable = 0; |
641 | 1634 v->not_found = 0; |
1635 v->data = (u_char *) p; | |
1636 | |
1637 return NGX_OK; | |
1638 } | |
1639 | |
1640 | |
1641 static ngx_int_t | |
1642 ngx_http_variable_sent_keep_alive(ngx_http_request_t *r, | |
1643 ngx_http_variable_value_t *v, uintptr_t data) | |
1644 { | |
1645 u_char *p; | |
1646 ngx_http_core_loc_conf_t *clcf; | |
1647 | |
1648 if (r->keepalive) { | |
1649 clcf = ngx_http_get_module_loc_conf(r, ngx_http_core_module); | |
1650 | |
1651 if (clcf->keepalive_header) { | |
1652 | |
2049 | 1653 p = ngx_pnalloc(r->pool, sizeof("timeout=") - 1 + NGX_TIME_T_LEN); |
641 | 1654 if (p == NULL) { |
1655 return NGX_ERROR; | |
1656 } | |
1657 | |
1658 v->len = ngx_sprintf(p, "timeout=%T", clcf->keepalive_header) - p; | |
1659 v->valid = 1; | |
1565 | 1660 v->no_cacheable = 0; |
641 | 1661 v->not_found = 0; |
1662 v->data = p; | |
1663 | |
1664 return NGX_OK; | |
1665 } | |
1666 } | |
1667 | |
1668 v->not_found = 1; | |
1669 | |
1670 return NGX_OK; | |
1671 } | |
1672 | |
1673 | |
1674 static ngx_int_t | |
1675 ngx_http_variable_sent_transfer_encoding(ngx_http_request_t *r, | |
1676 ngx_http_variable_value_t *v, uintptr_t data) | |
1677 { | |
1678 if (r->chunked) { | |
1679 v->len = sizeof("chunked") - 1; | |
1680 v->valid = 1; | |
1565 | 1681 v->no_cacheable = 0; |
641 | 1682 v->not_found = 0; |
1683 v->data = (u_char *) "chunked"; | |
1684 | |
1685 } else { | |
1686 v->not_found = 1; | |
1687 } | |
1688 | |
1689 return NGX_OK; | |
1690 } | |
1691 | |
1692 | |
1693 static ngx_int_t | |
629 | 1694 ngx_http_variable_request_completion(ngx_http_request_t *r, |
1695 ngx_http_variable_value_t *v, uintptr_t data) | |
1696 { | |
1697 if (r->request_complete) { | |
1698 v->len = 2; | |
1699 v->valid = 1; | |
1565 | 1700 v->no_cacheable = 0; |
629 | 1701 v->not_found = 0; |
1702 v->data = (u_char *) "OK"; | |
1703 | |
1704 return NGX_OK; | |
1705 } | |
1706 | |
1707 v->len = 0; | |
1708 v->valid = 1; | |
1565 | 1709 v->no_cacheable = 0; |
629 | 1710 v->not_found = 0; |
1711 v->data = (u_char *) ""; | |
1712 | |
1713 return NGX_OK; | |
1714 } | |
1715 | |
1716 | |
759 | 1717 static ngx_int_t |
2844 | 1718 ngx_http_variable_request_body(ngx_http_request_t *r, |
1719 ngx_http_variable_value_t *v, uintptr_t data) | |
1720 { | |
1721 u_char *p; | |
1722 size_t len; | |
1723 ngx_buf_t *buf, *next; | |
1724 ngx_chain_t *cl; | |
1725 | |
2878
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|
1726 if (r->request_body == NULL |
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1727 || r->request_body->bufs == NULL |
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1728 || r->request_body->temp_file) |
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1729 { |
2844 | 1730 v->not_found = 1; |
1731 | |
1732 return NGX_OK; | |
1733 } | |
1734 | |
1735 cl = r->request_body->bufs; | |
1736 buf = cl->buf; | |
1737 | |
1738 if (cl->next == NULL) { | |
1739 v->len = buf->last - buf->pos; | |
1740 v->valid = 1; | |
1741 v->no_cacheable = 0; | |
1742 v->not_found = 0; | |
1743 v->data = buf->pos; | |
1744 | |
1745 return NGX_OK; | |
1746 } | |
1747 | |
1748 next = cl->next->buf; | |
1749 len = (buf->last - buf->pos) + (next->last - next->pos); | |
1750 | |
1751 p = ngx_pnalloc(r->pool, len); | |
1752 if (p == NULL) { | |
1753 return NGX_ERROR; | |
1754 } | |
1755 | |
1756 v->data = p; | |
1757 | |
1758 p = ngx_cpymem(p, buf->pos, buf->last - buf->pos); | |
1759 ngx_memcpy(p, next->pos, next->last - next->pos); | |
1760 | |
1761 v->len = len; | |
1762 v->valid = 1; | |
1763 v->no_cacheable = 0; | |
1764 v->not_found = 0; | |
1765 | |
1766 return NGX_OK; | |
1767 } | |
1768 | |
1769 | |
1770 static ngx_int_t | |
759 | 1771 ngx_http_variable_request_body_file(ngx_http_request_t *r, |
1772 ngx_http_variable_value_t *v, uintptr_t data) | |
1773 { | |
1774 if (r->request_body == NULL || r->request_body->temp_file == NULL) { | |
763
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|
1775 v->not_found = 1; |
759 | 1776 |
1777 return NGX_OK; | |
1778 } | |
1779 | |
1780 v->len = r->request_body->temp_file->file.name.len; | |
1781 v->valid = 1; | |
1565 | 1782 v->no_cacheable = 0; |
759 | 1783 v->not_found = 0; |
1784 v->data = r->request_body->temp_file->file.name.data; | |
1785 | |
1786 return NGX_OK; | |
1787 } | |
1788 | |
1789 | |
1329 | 1790 static ngx_int_t |
1791 ngx_http_variable_nginx_version(ngx_http_request_t *r, | |
1792 ngx_http_variable_value_t *v, uintptr_t data) | |
1793 { | |
1794 v->len = sizeof(NGINX_VERSION) - 1; | |
1795 v->valid = 1; | |
1565 | 1796 v->no_cacheable = 0; |
1329 | 1797 v->not_found = 0; |
1798 v->data = (u_char *) NGINX_VERSION; | |
1799 | |
1800 return NGX_OK; | |
1801 } | |
1802 | |
1803 | |
2011 | 1804 static ngx_int_t |
1805 ngx_http_variable_hostname(ngx_http_request_t *r, | |
1806 ngx_http_variable_value_t *v, uintptr_t data) | |
1807 { | |
1808 v->len = ngx_cycle->hostname.len; | |
1809 v->valid = 1; | |
1810 v->no_cacheable = 0; | |
1811 v->not_found = 0; | |
1812 v->data = ngx_cycle->hostname.data; | |
1813 | |
1814 return NGX_OK; | |
1815 } | |
1816 | |
1817 | |
2249 | 1818 static ngx_int_t |
1819 ngx_http_variable_pid(ngx_http_request_t *r, | |
1820 ngx_http_variable_value_t *v, uintptr_t data) | |
1821 { | |
1822 u_char *p; | |
1823 | |
1824 p = ngx_pnalloc(r->pool, NGX_INT64_LEN); | |
1825 if (p == NULL) { | |
1826 return NGX_ERROR; | |
1827 } | |
1828 | |
1829 v->len = ngx_sprintf(p, "%P", ngx_pid) - p; | |
1830 v->valid = 1; | |
1831 v->no_cacheable = 0; | |
1832 v->not_found = 0; | |
1833 v->data = p; | |
1834 | |
1835 return NGX_OK; | |
1836 } | |
1837 | |
1838 | |
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1839 void * |
3929
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1840 ngx_http_map_find(ngx_http_request_t *r, ngx_http_map_t *map, ngx_str_t *match) |
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1841 { |
3929
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1842 void *value; |
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1843 u_char *low; |
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1844 size_t len; |
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1845 ngx_uint_t key; |
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1846 |
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1847 len = match->len; |
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1848 |
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1849 if (len) { |
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1850 low = ngx_pnalloc(r->pool, len); |
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1851 if (low == NULL) { |
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1852 return NULL; |
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1853 } |
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1854 |
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1855 } else { |
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1856 low = NULL; |
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1857 } |
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1858 |
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1859 key = ngx_hash_strlow(low, match->data, len); |
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1860 |
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1861 value = ngx_hash_find_combined(&map->hash, key, low, len); |
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1862 if (value) { |
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1863 return value; |
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1864 } |
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1865 |
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1866 #if (NGX_PCRE) |
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1867 |
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1868 if (len && map->nregex) { |
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1869 ngx_int_t n; |
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1870 ngx_uint_t i; |
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1871 ngx_http_map_regex_t *reg; |
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1872 |
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1873 reg = map->regex; |
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1874 |
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1875 for (i = 0; i < map->nregex; i++) { |
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1876 |
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1877 n = ngx_http_regex_exec(r, reg[i].regex, match); |
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1878 |
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1879 if (n == NGX_OK) { |
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1880 return reg[i].value; |
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1881 } |
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1882 |
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1883 if (n == NGX_DECLINED) { |
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1884 continue; |
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1885 } |
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1886 |
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1887 /* NGX_ERROR */ |
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1888 |
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1889 return NULL; |
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1890 } |
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1891 } |
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1892 |
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1893 #endif |
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1894 |
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1895 return NULL; |
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1896 } |
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1897 |
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1898 |
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1899 #if (NGX_PCRE) |
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1900 |
3325 | 1901 static ngx_int_t |
1902 ngx_http_variable_not_found(ngx_http_request_t *r, ngx_http_variable_value_t *v, | |
1903 uintptr_t data) | |
1904 { | |
1905 v->not_found = 1; | |
1906 return NGX_OK; | |
1907 } | |
1908 | |
1909 | |
1910 ngx_http_regex_t * | |
1911 ngx_http_regex_compile(ngx_conf_t *cf, ngx_regex_compile_t *rc) | |
1912 { | |
1913 u_char *p; | |
1914 size_t size; | |
1915 ngx_str_t name; | |
1916 ngx_uint_t i, n; | |
1917 ngx_http_variable_t *v; | |
1918 ngx_http_regex_t *re; | |
1919 ngx_http_regex_variable_t *rv; | |
1920 ngx_http_core_main_conf_t *cmcf; | |
1921 | |
1922 rc->pool = cf->pool; | |
1923 | |
1924 if (ngx_regex_compile(rc) != NGX_OK) { | |
1925 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, "%V", &rc->err); | |
1926 return NULL; | |
1927 } | |
1928 | |
1929 re = ngx_pcalloc(cf->pool, sizeof(ngx_http_regex_t)); | |
1930 if (re == NULL) { | |
1931 return NULL; | |
1932 } | |
1933 | |
1934 re->regex = rc->regex; | |
1935 re->ncaptures = rc->captures; | |
1936 | |
1937 cmcf = ngx_http_conf_get_module_main_conf(cf, ngx_http_core_module); | |
1938 cmcf->ncaptures = ngx_max(cmcf->ncaptures, re->ncaptures); | |
1939 | |
1940 n = (ngx_uint_t) rc->named_captures; | |
1941 | |
1942 if (n == 0) { | |
1943 return re; | |
1944 } | |
1945 | |
1946 rv = ngx_palloc(rc->pool, n * sizeof(ngx_http_regex_variable_t)); | |
1947 if (rv == NULL) { | |
1948 return NULL; | |
1949 } | |
1950 | |
1951 re->variables = rv; | |
1952 re->nvariables = n; | |
1953 re->name = rc->pattern; | |
1954 | |
1955 size = rc->name_size; | |
1956 p = rc->names; | |
1957 | |
1958 for (i = 0; i < n; i++) { | |
1959 rv[i].capture = 2 * ((p[0] << 8) + p[1]); | |
1960 | |
1961 name.data = &p[2]; | |
1962 name.len = ngx_strlen(name.data); | |
1963 | |
1964 v = ngx_http_add_variable(cf, &name, NGX_HTTP_VAR_CHANGEABLE); | |
1965 if (v == NULL) { | |
1966 return NULL; | |
1967 } | |
1968 | |
1969 rv[i].index = ngx_http_get_variable_index(cf, &name); | |
1970 if (rv[i].index == NGX_ERROR) { | |
1971 return NULL; | |
1972 } | |
1973 | |
1974 v->get_handler = ngx_http_variable_not_found; | |
1975 | |
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1976 p += size; |
3325 | 1977 } |
1978 | |
1979 return re; | |
1980 } | |
1981 | |
1982 | |
1983 ngx_int_t | |
1984 ngx_http_regex_exec(ngx_http_request_t *r, ngx_http_regex_t *re, ngx_str_t *s) | |
1985 { | |
1986 ngx_int_t rc, index; | |
1987 ngx_uint_t i, n, len; | |
1988 ngx_http_variable_value_t *vv; | |
1989 ngx_http_core_main_conf_t *cmcf; | |
1990 | |
1991 cmcf = ngx_http_get_module_main_conf(r, ngx_http_core_module); | |
1992 | |
1993 if (re->ncaptures) { | |
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1994 len = cmcf->ncaptures; |
3325 | 1995 |
1996 if (r->captures == NULL) { | |
1997 r->captures = ngx_palloc(r->pool, len * sizeof(int)); | |
1998 if (r->captures == NULL) { | |
1999 return NGX_ERROR; | |
2000 } | |
2001 } | |
2002 | |
2003 } else { | |
2004 len = 0; | |
2005 } | |
2006 | |
2007 rc = ngx_regex_exec(re->regex, s, r->captures, len); | |
2008 | |
2009 if (rc == NGX_REGEX_NO_MATCHED) { | |
2010 return NGX_DECLINED; | |
2011 } | |
2012 | |
2013 if (rc < 0) { | |
2014 ngx_log_error(NGX_LOG_ALERT, r->connection->log, 0, | |
2015 ngx_regex_exec_n " failed: %i on \"%V\" using \"%V\"", | |
2016 rc, s, &re->name); | |
2017 return NGX_ERROR; | |
2018 } | |
2019 | |
2020 for (i = 0; i < re->nvariables; i++) { | |
2021 | |
2022 n = re->variables[i].capture; | |
2023 index = re->variables[i].index; | |
2024 vv = &r->variables[index]; | |
2025 | |
2026 vv->len = r->captures[n + 1] - r->captures[n]; | |
2027 vv->valid = 1; | |
2028 vv->no_cacheable = 0; | |
2029 vv->not_found = 0; | |
2030 vv->data = &s->data[r->captures[n]]; | |
2031 | |
2032 #if (NGX_DEBUG) | |
2033 { | |
2034 ngx_http_variable_t *v; | |
2035 | |
2036 v = cmcf->variables.elts; | |
2037 | |
2038 ngx_log_debug3(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
2039 "http regex set $%V to \"%*s\"", | |
2040 &v[index].name, vv->len, vv->data); | |
2041 } | |
2042 #endif | |
2043 } | |
2044 | |
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2045 r->ncaptures = rc * 2; |
3325 | 2046 r->captures_data = s->data; |
2047 | |
2048 return NGX_OK; | |
2049 } | |
2050 | |
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2051 #endif |
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2052 |
3325 | 2053 |
499 | 2054 ngx_int_t |
509 | 2055 ngx_http_variables_add_core_vars(ngx_conf_t *cf) |
499 | 2056 { |
611 | 2057 ngx_int_t rc; |
4713 | 2058 ngx_http_variable_t *cv, *v; |
501 | 2059 ngx_http_core_main_conf_t *cmcf; |
499 | 2060 |
509 | 2061 cmcf = ngx_http_conf_get_module_main_conf(cf, ngx_http_core_module); |
2062 | |
611 | 2063 cmcf->variables_keys = ngx_pcalloc(cf->temp_pool, |
2064 sizeof(ngx_hash_keys_arrays_t)); | |
2065 if (cmcf->variables_keys == NULL) { | |
2066 return NGX_ERROR; | |
2067 } | |
2068 | |
2069 cmcf->variables_keys->pool = cf->pool; | |
2070 cmcf->variables_keys->temp_pool = cf->pool; | |
2071 | |
2072 if (ngx_hash_keys_array_init(cmcf->variables_keys, NGX_HASH_SMALL) | |
2073 != NGX_OK) | |
509 | 2074 { |
499 | 2075 return NGX_ERROR; |
2076 } | |
2077 | |
4713 | 2078 for (cv = ngx_http_core_variables; cv->name.len; cv++) { |
2079 v = ngx_palloc(cf->pool, sizeof(ngx_http_variable_t)); | |
2080 if (v == NULL) { | |
2081 return NGX_ERROR; | |
2082 } | |
2083 | |
2084 *v = *cv; | |
2085 | |
611 | 2086 rc = ngx_hash_add_key(cmcf->variables_keys, &v->name, v, |
2087 NGX_HASH_READONLY_KEY); | |
2088 | |
2089 if (rc == NGX_OK) { | |
2090 continue; | |
499 | 2091 } |
2092 | |
611 | 2093 if (rc == NGX_BUSY) { |
2094 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, | |
2095 "conflicting variable name \"%V\"", &v->name); | |
2096 } | |
2097 | |
2098 return NGX_ERROR; | |
499 | 2099 } |
2100 | |
2101 return NGX_OK; | |
2102 } | |
509 | 2103 |
2104 | |
2105 ngx_int_t | |
2106 ngx_http_variables_init_vars(ngx_conf_t *cf) | |
2107 { | |
2108 ngx_uint_t i, n; | |
611 | 2109 ngx_hash_key_t *key; |
2110 ngx_hash_init_t hash; | |
509 | 2111 ngx_http_variable_t *v, *av; |
2112 ngx_http_core_main_conf_t *cmcf; | |
2113 | |
2114 /* set the handlers for the indexed http variables */ | |
2115 | |
2116 cmcf = ngx_http_conf_get_module_main_conf(cf, ngx_http_core_module); | |
2117 | |
2118 v = cmcf->variables.elts; | |
611 | 2119 key = cmcf->variables_keys->keys.elts; |
509 | 2120 |
2121 for (i = 0; i < cmcf->variables.nelts; i++) { | |
2122 | |
611 | 2123 for (n = 0; n < cmcf->variables_keys->keys.nelts; n++) { |
509 | 2124 |
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2125 av = key[n].value; |
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2126 |
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2127 if (av->get_handler |
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2128 && v[i].name.len == key[n].key.len |
611 | 2129 && ngx_strncmp(v[i].name.data, key[n].key.data, v[i].name.len) |
509 | 2130 == 0) |
2131 { | |
637 | 2132 v[i].get_handler = av->get_handler; |
611 | 2133 v[i].data = av->data; |
527 | 2134 |
611 | 2135 av->flags |= NGX_HTTP_VAR_INDEXED; |
2136 v[i].flags = av->flags; | |
509 | 2137 |
611 | 2138 av->index = i; |
533 | 2139 |
509 | 2140 goto next; |
2141 } | |
2142 } | |
2143 | |
2144 if (ngx_strncmp(v[i].name.data, "http_", 5) == 0) { | |
637 | 2145 v[i].get_handler = ngx_http_variable_unknown_header_in; |
577 | 2146 v[i].data = (uintptr_t) &v[i].name; |
2147 | |
2148 continue; | |
2149 } | |
2150 | |
2151 if (ngx_strncmp(v[i].name.data, "sent_http_", 10) == 0) { | |
637 | 2152 v[i].get_handler = ngx_http_variable_unknown_header_out; |
509 | 2153 v[i].data = (uintptr_t) &v[i].name; |
2154 | |
2155 continue; | |
2156 } | |
2157 | |
1162 | 2158 if (ngx_strncmp(v[i].name.data, "upstream_http_", 14) == 0) { |
2159 v[i].get_handler = ngx_http_upstream_header_variable; | |
2160 v[i].data = (uintptr_t) &v[i].name; | |
1565 | 2161 v[i].flags = NGX_HTTP_VAR_NOCACHEABLE; |
1162 | 2162 |
2163 continue; | |
2164 } | |
2165 | |
2307 | 2166 if (ngx_strncmp(v[i].name.data, "cookie_", 7) == 0) { |
2167 v[i].get_handler = ngx_http_variable_cookie; | |
2168 v[i].data = (uintptr_t) &v[i].name; | |
2169 | |
2170 continue; | |
2171 } | |
2172 | |
2137 | 2173 if (ngx_strncmp(v[i].name.data, "arg_", 4) == 0) { |
2174 v[i].get_handler = ngx_http_variable_argument; | |
2175 v[i].data = (uintptr_t) &v[i].name; | |
3499
b4a14d50388b
make $arg_ variables non-cacheable
Igor Sysoev <igor@sysoev.ru>
parents:
3463
diff
changeset
|
2176 v[i].flags = NGX_HTTP_VAR_NOCACHEABLE; |
2137 | 2177 |
2178 continue; | |
2179 } | |
2180 | |
509 | 2181 ngx_log_error(NGX_LOG_EMERG, cf->log, 0, |
2182 "unknown \"%V\" variable", &v[i].name); | |
2183 | |
2184 return NGX_ERROR; | |
2185 | |
2186 next: | |
2187 continue; | |
2188 } | |
2189 | |
2190 | |
611 | 2191 for (n = 0; n < cmcf->variables_keys->keys.nelts; n++) { |
2192 av = key[n].value; | |
2193 | |
2194 if (av->flags & NGX_HTTP_VAR_NOHASH) { | |
2195 key[n].key.data = NULL; | |
583 | 2196 } |
2197 } | |
2198 | |
2199 | |
611 | 2200 hash.hash = &cmcf->variables_hash; |
2201 hash.key = ngx_hash_key; | |
2202 hash.max_size = cmcf->variables_hash_max_size; | |
2203 hash.bucket_size = cmcf->variables_hash_bucket_size; | |
2204 hash.name = "variables_hash"; | |
2205 hash.pool = cf->pool; | |
2206 hash.temp_pool = NULL; | |
509 | 2207 |
611 | 2208 if (ngx_hash_init(&hash, cmcf->variables_keys->keys.elts, |
2209 cmcf->variables_keys->keys.nelts) | |
581 | 2210 != NGX_OK) |
509 | 2211 { |
2212 return NGX_ERROR; | |
2213 } | |
2214 | |
611 | 2215 cmcf->variables_keys = NULL; |
509 | 2216 |
2217 return NGX_OK; | |
2218 } |