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comparison xml/en/docs/http/ngx_http_scgi_module.xml @ 2090:a9a9a052b5bd

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Documented the "CAP_NET_RAW" capability for transparent proxying.
author Yaroslav Zhuravlev <yar@nginx.com>
date Tue, 26 Dec 2017 15:28:53 +0300
parents fb5eef3637a4
children d765ffffd08c
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2089:70c1e798a5c2 2090:a9a9a052b5bd
8 <!DOCTYPE module SYSTEM "../../../../dtd/module.dtd"> 8 <!DOCTYPE module SYSTEM "../../../../dtd/module.dtd">
9 9
10 <module name="Module ngx_http_scgi_module" 10 <module name="Module ngx_http_scgi_module"
11 link="/en/docs/http/ngx_http_scgi_module.html" 11 link="/en/docs/http/ngx_http_scgi_module.html"
12 lang="en" 12 lang="en"
13 rev="37"> 13 rev="38">
14 14
15 <section id="summary"> 15 <section id="summary">
16 16
17 <para> 17 <para>
18 The <literal>ngx_http_scgi_module</literal> module allows passing 18 The <literal>ngx_http_scgi_module</literal> module allows passing
65 for example, from a real IP address of a client: 65 for example, from a real IP address of a client:
66 <example> 66 <example>
67 scgi_bind $remote_addr transparent; 67 scgi_bind $remote_addr transparent;
68 </example> 68 </example>
69 In order for this parameter to work, 69 In order for this parameter to work,
70 it is necessary to run nginx worker processes with the 70 it is usually necessary to run nginx worker processes with the
71 <link doc="../ngx_core_module.xml" id="user">superuser</link> privileges 71 <link doc="../ngx_core_module.xml" id="user">superuser</link> privileges.
72 and configure kernel routing table 72 On Linux it is not required (1.13.8) as if
73 the <literal>transparent</literal> parameter is specified, worker processes
74 inherit the <literal>CAP_NET_RAW</literal> capability from the master process.
75 It is also necessary to configure kernel routing table
73 to intercept network traffic from the SCGI server. 76 to intercept network traffic from the SCGI server.
74 </para> 77 </para>
75 78
76 </directive> 79 </directive>
77 80