man/systemd-user-sessions.service.xml

   1 <?xml version="1.0"?>
   2 <!--*-nxml-*-->
   3 <!DOCTYPE refentry PUBLIC "-//OASIS//DTD DocBook XML V4.2//EN" "http://www.oasis-open.org/docbook/xml/4.2/docbookx.dtd">
   4 <!--
   5   This file is part of systemd.
   6
   7   Copyright 2012 Lennart Poettering
   8
   9   systemd is free software; you can redistribute it and/or modify it
  10   under the terms of the GNU Lesser General Public License as published by
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  21 -->
  22 <refentry id="systemd-user-sessions.service" conditional='HAVE_PAM'>
  23
  24   <refentryinfo>
  25     <title>systemd-user-sessions.service</title>
  26     <productname>systemd</productname>
  27
  28     <authorgroup>
  29       <author>
  30         <contrib>Developer</contrib>
  31         <firstname>Lennart</firstname>
  32         <surname>Poettering</surname>
  33         <email>lennart@poettering.net</email>
  34       </author>
  35     </authorgroup>
  36   </refentryinfo>
  37
  38   <refmeta>
  39     <refentrytitle>systemd-user-sessions.service</refentrytitle>
  40     <manvolnum>8</manvolnum>
  41   </refmeta>
  42
  43   <refnamediv>
  44     <refname>systemd-user-sessions.service</refname>
  45     <refname>systemd-user-sessions</refname>
  46     <refpurpose>Permit user logins after boot, prohibit user logins at shutdown</refpurpose>
  47   </refnamediv>
  48
  49   <refsynopsisdiv>
  50     <para><filename>systemd-user-sessions.service</filename></para>
  51     <para><filename>/usr/lib/systemd/systemd-user-sessions</filename></para>
  52   </refsynopsisdiv>
  53
  54   <refsect1>
  55     <title>Description</title>
  56
  57     <para><filename>systemd-user-sessions.service</filename> is a
  58     service that controls user logins through
  59     <citerefentry project='man-pages'><refentrytitle>pam_nologin</refentrytitle><manvolnum>8</manvolnum></citerefentry>.
  60     After basic system initialization is complete it removes
  61     <filename>/run/nologin</filename>, thus permitting logins. Before
  62     system shutdown it creates <filename>/run/nologin</filename>, thus
  63     prohibiting further logins.</para>
  64   </refsect1>
  65
  66   <refsect1>
  67     <title>See Also</title>
  68     <para>
  69       <citerefentry><refentrytitle>systemd</refentrytitle><manvolnum>1</manvolnum></citerefentry>,
  70       <citerefentry><refentrytitle>systemd-logind.service</refentrytitle><manvolnum>8</manvolnum></citerefentry>,
  71       <citerefentry project='man-pages'><refentrytitle>pam_nologin</refentrytitle><manvolnum>8</manvolnum></citerefentry>
  72     </para>
  73   </refsect1>
  74
  75 </refentry>