Mercurial > hg > nginx-site
annotate xml/en/docs/http/ngx_http_split_clients_module.xml @ 537:288416af739a
As of 1.3.2, "resolver" can now use all addresses when configured
by a domain name, not only the first resolved name.
author | Ruslan Ermilov <ru@nginx.com> |
---|---|
date | Mon, 18 Jun 2012 13:37:34 +0000 |
parents | 74736c333906 |
children | be54c443235a |
rev | line source |
---|---|
348
5a848934a12d
English translation of ngx_http_geoip_module, ngx_http_map_module,
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
1 <?xml version="1.0"?> |
5a848934a12d
English translation of ngx_http_geoip_module, ngx_http_map_module,
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
2 |
5a848934a12d
English translation of ngx_http_geoip_module, ngx_http_map_module,
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
3 <!DOCTYPE module SYSTEM "../../../../dtd/module.dtd"> |
5a848934a12d
English translation of ngx_http_geoip_module, ngx_http_map_module,
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
4 |
5a848934a12d
English translation of ngx_http_geoip_module, ngx_http_map_module,
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
5 <module name="Module ngx_http_split_clients_module" |
5a848934a12d
English translation of ngx_http_geoip_module, ngx_http_map_module,
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
6 link="/en/docs/http/ngx_http_split_clients_module.html" |
5a848934a12d
English translation of ngx_http_geoip_module, ngx_http_map_module,
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
7 lang="en"> |
5a848934a12d
English translation of ngx_http_geoip_module, ngx_http_map_module,
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
8 |
5a848934a12d
English translation of ngx_http_geoip_module, ngx_http_map_module,
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
9 <section id="summary"> |
5a848934a12d
English translation of ngx_http_geoip_module, ngx_http_map_module,
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
10 |
5a848934a12d
English translation of ngx_http_geoip_module, ngx_http_map_module,
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
11 <para> |
5a848934a12d
English translation of ngx_http_geoip_module, ngx_http_map_module,
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
12 The <literal>ngx_http_split_clients_module</literal> module creates |
5a848934a12d
English translation of ngx_http_geoip_module, ngx_http_map_module,
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
13 variables suitable for A/B testing, also known as split testing. |
5a848934a12d
English translation of ngx_http_geoip_module, ngx_http_map_module,
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
14 </para> |
5a848934a12d
English translation of ngx_http_geoip_module, ngx_http_map_module,
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
15 |
5a848934a12d
English translation of ngx_http_geoip_module, ngx_http_map_module,
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
16 </section> |
5a848934a12d
English translation of ngx_http_geoip_module, ngx_http_map_module,
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
17 |
5a848934a12d
English translation of ngx_http_geoip_module, ngx_http_map_module,
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
18 |
5a848934a12d
English translation of ngx_http_geoip_module, ngx_http_map_module,
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
19 <section id="example" name="Example Configuration"> |
5a848934a12d
English translation of ngx_http_geoip_module, ngx_http_map_module,
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
20 |
5a848934a12d
English translation of ngx_http_geoip_module, ngx_http_map_module,
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
21 <para> |
5a848934a12d
English translation of ngx_http_geoip_module, ngx_http_map_module,
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
22 <example> |
5a848934a12d
English translation of ngx_http_geoip_module, ngx_http_map_module,
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
23 http { |
5a848934a12d
English translation of ngx_http_geoip_module, ngx_http_map_module,
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
24 split_clients "${remote_addr}AAA" $variant { |
5a848934a12d
English translation of ngx_http_geoip_module, ngx_http_map_module,
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
25 0.5% .one; |
5a848934a12d
English translation of ngx_http_geoip_module, ngx_http_map_module,
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
26 2.0% .two; |
5a848934a12d
English translation of ngx_http_geoip_module, ngx_http_map_module,
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
27 * ""; |
5a848934a12d
English translation of ngx_http_geoip_module, ngx_http_map_module,
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
28 } |
5a848934a12d
English translation of ngx_http_geoip_module, ngx_http_map_module,
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
29 |
5a848934a12d
English translation of ngx_http_geoip_module, ngx_http_map_module,
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
30 server { |
5a848934a12d
English translation of ngx_http_geoip_module, ngx_http_map_module,
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
31 location / { |
5a848934a12d
English translation of ngx_http_geoip_module, ngx_http_map_module,
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
32 index index${variant}.html; |
5a848934a12d
English translation of ngx_http_geoip_module, ngx_http_map_module,
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
33 </example> |
5a848934a12d
English translation of ngx_http_geoip_module, ngx_http_map_module,
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
34 </para> |
364 | 35 |
348
5a848934a12d
English translation of ngx_http_geoip_module, ngx_http_map_module,
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
36 </section> |
5a848934a12d
English translation of ngx_http_geoip_module, ngx_http_map_module,
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
37 |
5a848934a12d
English translation of ngx_http_geoip_module, ngx_http_map_module,
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
38 |
5a848934a12d
English translation of ngx_http_geoip_module, ngx_http_map_module,
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
39 <section id="directives" name="Directives"> |
5a848934a12d
English translation of ngx_http_geoip_module, ngx_http_map_module,
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
40 |
5a848934a12d
English translation of ngx_http_geoip_module, ngx_http_map_module,
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
41 <directive name="split_clients"> |
5a848934a12d
English translation of ngx_http_geoip_module, ngx_http_map_module,
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
42 <syntax block="yes"> |
5a848934a12d
English translation of ngx_http_geoip_module, ngx_http_map_module,
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
43 <value>string</value> |
5a848934a12d
English translation of ngx_http_geoip_module, ngx_http_map_module,
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
44 <value>$variable</value></syntax> |
5a848934a12d
English translation of ngx_http_geoip_module, ngx_http_map_module,
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
45 <default/> |
5a848934a12d
English translation of ngx_http_geoip_module, ngx_http_map_module,
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
46 <context>http</context> |
5a848934a12d
English translation of ngx_http_geoip_module, ngx_http_map_module,
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
47 |
5a848934a12d
English translation of ngx_http_geoip_module, ngx_http_map_module,
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
48 <para> |
5a848934a12d
English translation of ngx_http_geoip_module, ngx_http_map_module,
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
49 Creates a variable for A/B testing, for example: |
5a848934a12d
English translation of ngx_http_geoip_module, ngx_http_map_module,
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
50 <example> |
5a848934a12d
English translation of ngx_http_geoip_module, ngx_http_map_module,
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
51 split_clients "${remote_addr}AAA" $variant { |
5a848934a12d
English translation of ngx_http_geoip_module, ngx_http_map_module,
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
52 0.5% .one; |
5a848934a12d
English translation of ngx_http_geoip_module, ngx_http_map_module,
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
53 2.0% .two; |
5a848934a12d
English translation of ngx_http_geoip_module, ngx_http_map_module,
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
54 * ""; |
5a848934a12d
English translation of ngx_http_geoip_module, ngx_http_map_module,
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
55 } |
5a848934a12d
English translation of ngx_http_geoip_module, ngx_http_map_module,
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
56 </example> |
5a848934a12d
English translation of ngx_http_geoip_module, ngx_http_map_module,
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
57 The value of the original string is hashed using MurmurHash2. |
466
74736c333906
Corrected boundaries of the example ranges.
Ruslan Ermilov <ru@nginx.com>
parents:
367
diff
changeset
|
58 In the example given, hash values from 0 to 21474835 (0.5%) |
348
5a848934a12d
English translation of ngx_http_geoip_module, ngx_http_map_module,
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
59 correspond to the <var>$variant</var> variable taking the |
5a848934a12d
English translation of ngx_http_geoip_module, ngx_http_map_module,
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
60 value <literal>".one"</literal>, |
466
74736c333906
Corrected boundaries of the example ranges.
Ruslan Ermilov <ru@nginx.com>
parents:
367
diff
changeset
|
61 hash values from 21474836 to 107374180 (2%) correspond to |
348
5a848934a12d
English translation of ngx_http_geoip_module, ngx_http_map_module,
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
62 the value <literal>".two"</literal>, |
466
74736c333906
Corrected boundaries of the example ranges.
Ruslan Ermilov <ru@nginx.com>
parents:
367
diff
changeset
|
63 and hash values from 107374181 to 4294967295 correspond to |
348
5a848934a12d
English translation of ngx_http_geoip_module, ngx_http_map_module,
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
64 the value <literal>""</literal>. |
5a848934a12d
English translation of ngx_http_geoip_module, ngx_http_map_module,
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
65 </para> |
5a848934a12d
English translation of ngx_http_geoip_module, ngx_http_map_module,
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
66 |
5a848934a12d
English translation of ngx_http_geoip_module, ngx_http_map_module,
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
67 </directive> |
5a848934a12d
English translation of ngx_http_geoip_module, ngx_http_map_module,
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
68 |
5a848934a12d
English translation of ngx_http_geoip_module, ngx_http_map_module,
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
69 </section> |
5a848934a12d
English translation of ngx_http_geoip_module, ngx_http_map_module,
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
70 |
5a848934a12d
English translation of ngx_http_geoip_module, ngx_http_map_module,
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
71 </module> |