Mercurial > hg > nginx-site
comparison xml/en/docs/http/ngx_http_upstream_module.xml @ 1186:8125bec5c7a1
Upstream: documented the $upstream_cookie_* variables.
author | Ruslan Ermilov <ru@nginx.com> |
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date | Tue, 29 Apr 2014 19:27:51 +0400 |
parents | b8f0362f61e5 |
children | 9264fdb6c833 |
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1185:f9c8336fe43c | 1186:8125bec5c7a1 |
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8 <!DOCTYPE module SYSTEM "../../../../dtd/module.dtd"> | 8 <!DOCTYPE module SYSTEM "../../../../dtd/module.dtd"> |
9 | 9 |
10 <module name="Module ngx_http_upstream_module" | 10 <module name="Module ngx_http_upstream_module" |
11 link="/en/docs/http/ngx_http_upstream_module.html" | 11 link="/en/docs/http/ngx_http_upstream_module.html" |
12 lang="en" | 12 lang="en" |
13 rev="21"> | 13 rev="22"> |
14 | 14 |
15 <section id="summary"> | 15 <section id="summary"> |
16 | 16 |
17 <para> | 17 <para> |
18 The <literal>ngx_http_upstream_module</literal> module | 18 The <literal>ngx_http_upstream_module</literal> module |
1193 “<literal>BYPASS</literal>”, “<literal>EXPIRED</literal>”, | 1193 “<literal>BYPASS</literal>”, “<literal>EXPIRED</literal>”, |
1194 “<literal>STALE</literal>”, “<literal>UPDATING</literal>”, | 1194 “<literal>STALE</literal>”, “<literal>UPDATING</literal>”, |
1195 “<literal>REVALIDATED</literal>” or “<literal>HIT</literal>”. | 1195 “<literal>REVALIDATED</literal>” or “<literal>HIT</literal>”. |
1196 </tag-desc> | 1196 </tag-desc> |
1197 | 1197 |
1198 <tag-name id="var_upstream_cookie_"><var>$upstream_cookie_</var><value>name</value> | |
1199 </tag-name> | |
1200 <tag-desc> | |
1201 cookie with the specified <value>name</value> sent by the upstream server | |
1202 in the <header>Set-Cookie</header> response header field (1.7.1). | |
1203 Only the last server’s response header fields are saved. | |
1204 </tag-desc> | |
1205 | |
1198 <tag-name id="var_upstream_response_length"><var>$upstream_response_length</var> | 1206 <tag-name id="var_upstream_response_length"><var>$upstream_response_length</var> |
1199 </tag-name> | 1207 </tag-name> |
1200 <tag-desc> | 1208 <tag-desc> |
1201 keeps the lengths of responses obtained from the upstream servers (0.7.27); | 1209 keeps the lengths of responses obtained from the upstream servers (0.7.27); |
1202 lengths are kept in bytes. | 1210 lengths are kept in bytes. |
1218 keeps codes of responses obtained from upstream servers. | 1226 keeps codes of responses obtained from upstream servers. |
1219 Several response codes are separated by commas and colons | 1227 Several response codes are separated by commas and colons |
1220 like addresses in the <var>$upstream_addr</var> variable. | 1228 like addresses in the <var>$upstream_addr</var> variable. |
1221 </tag-desc> | 1229 </tag-desc> |
1222 | 1230 |
1223 <tag-name id="var_upstream_http_"><var>$upstream_http_...</var></tag-name> | 1231 <tag-name id="var_upstream_http_"><var>$upstream_http_</var><value>name</value></tag-name> |
1224 <tag-desc> | 1232 <tag-desc> |
1225 keep server response header fields. | 1233 keep server response header fields. |
1226 For example, the <header>Server</header> response header field | 1234 For example, the <header>Server</header> response header field |
1227 is available through the <var>$upstream_http_server</var> variable. | 1235 is available through the <var>$upstream_http_server</var> variable. |
1228 The rules of converting header field names to variable names are the same | 1236 The rules of converting header field names to variable names are the same |