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diff --git a/doc/src/sgml/html/auth-pam.html b/doc/src/sgml/html/auth-pam.html new file mode 100644 index 0000000..945b788 --- /dev/null +++ b/doc/src/sgml/html/auth-pam.html @@ -0,0 +1,31 @@ +<?xml version="1.0" encoding="UTF-8" standalone="no"?> +<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"><html xmlns="http://www.w3.org/1999/xhtml"><head><meta http-equiv="Content-Type" content="text/html; charset=UTF-8" /><title>21.13. PAM Authentication</title><link rel="stylesheet" type="text/css" href="stylesheet.css" /><link rev="made" href="pgsql-docs@lists.postgresql.org" /><meta name="generator" content="DocBook XSL Stylesheets Vsnapshot" /><link rel="prev" href="auth-cert.html" title="21.12. Certificate Authentication" /><link rel="next" href="auth-bsd.html" title="21.14. BSD Authentication" /></head><body id="docContent" class="container-fluid col-10"><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="5" align="center">21.13. PAM Authentication</th></tr><tr><td width="10%" align="left"><a accesskey="p" href="auth-cert.html" title="21.12. Certificate Authentication">Prev</a> </td><td width="10%" align="left"><a accesskey="u" href="client-authentication.html" title="Chapter 21. Client Authentication">Up</a></td><th width="60%" align="center">Chapter 21. Client Authentication</th><td width="10%" align="right"><a accesskey="h" href="index.html" title="PostgreSQL 15.4 Documentation">Home</a></td><td width="10%" align="right"> <a accesskey="n" href="auth-bsd.html" title="21.14. BSD Authentication">Next</a></td></tr></table><hr /></div><div class="sect1" id="AUTH-PAM"><div class="titlepage"><div><div><h2 class="title" style="clear: both">21.13. PAM Authentication</h2></div></div></div><a id="id-1.6.8.20.2" class="indexterm"></a><p> + This authentication method operates similarly to + <code class="literal">password</code> except that it uses PAM (Pluggable + Authentication Modules) as the authentication mechanism. The + default PAM service name is <code class="literal">postgresql</code>. + PAM is used only to validate user name/password pairs and optionally the + connected remote host name or IP address. Therefore the user must already + exist in the database before PAM can be used for authentication. For more + information about PAM, please read the + <a class="ulink" href="https://www.kernel.org/pub/linux/libs/pam/" target="_top"> + <span class="productname">Linux-PAM</span> Page</a>. + </p><p> + The following configuration options are supported for PAM: + </p><div class="variablelist"><dl class="variablelist"><dt><span class="term"><code class="literal">pamservice</code></span></dt><dd><p> + PAM service name. + </p></dd><dt><span class="term"><code class="literal">pam_use_hostname</code></span></dt><dd><p> + Determines whether the remote IP address or the host name is provided + to PAM modules through the <code class="symbol">PAM_RHOST</code> item. By + default, the IP address is used. Set this option to 1 to use the + resolved host name instead. Host name resolution can lead to login + delays. (Most PAM configurations don't use this information, so it is + only necessary to consider this setting if a PAM configuration was + specifically created to make use of it.) + </p></dd></dl></div><p> + </p><div class="note"><h3 class="title">Note</h3><p> + If PAM is set up to read <code class="filename">/etc/shadow</code>, authentication + will fail because the PostgreSQL server is started by a non-root + user. However, this is not an issue when PAM is configured to use + LDAP or other authentication methods. + </p></div></div><div class="navfooter"><hr /><table width="100%" summary="Navigation footer"><tr><td width="40%" align="left"><a accesskey="p" href="auth-cert.html" title="21.12. Certificate Authentication">Prev</a> </td><td width="20%" align="center"><a accesskey="u" href="client-authentication.html" title="Chapter 21. Client Authentication">Up</a></td><td width="40%" align="right"> <a accesskey="n" href="auth-bsd.html" title="21.14. BSD Authentication">Next</a></td></tr><tr><td width="40%" align="left" valign="top">21.12. Certificate Authentication </td><td width="20%" align="center"><a accesskey="h" href="index.html" title="PostgreSQL 15.4 Documentation">Home</a></td><td width="40%" align="right" valign="top"> 21.14. BSD Authentication</td></tr></table></div></body></html>
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