1 <?xml version='1.0'?> <!--*-nxml-*-->
2 <!DOCTYPE refentry PUBLIC "-//OASIS//DTD DocBook XML V4.2//EN"
3 "http://www.oasis-open.org/docbook/xml/4.2/docbookx.dtd">
6 This file is part of elogind.
8 Copyright 2010 Lennart Poettering
10 elogind is free software; you can redistribute it and/or modify it
11 under the terms of the GNU Lesser General Public License as published by
12 the Free Software Foundation; either version 2.1 of the License, or
13 (at your option) any later version.
15 elogind is distributed in the hope that it will be useful, but
16 WITHOUT ANY WARRANTY; without even the implied warranty of
17 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
18 Lesser General Public License for more details.
20 You should have received a copy of the GNU Lesser General Public License
21 along with elogind; If not, see <http://www.gnu.org/licenses/>.
24 <refentry id="elogind"
25 xmlns:xi="http://www.w3.org/2001/XInclude">
28 <title>elogind</title>
29 <productname>elogind</productname>
33 <contrib>Developer</contrib>
34 <firstname>Lennart</firstname>
35 <surname>Poettering</surname>
36 <email>lennart@poettering.net</email>
42 <refentrytitle>elogind</refentrytitle>
43 <manvolnum>8</manvolnum>
47 <refname>elogind</refname>
48 <refpurpose>Login manager</refpurpose>
52 <para><filename>/usr/libexec/elogind/elogind</filename></para>
56 <title>Description</title>
58 <para><command>elogind</command> is a system service that
59 manages user logins. It is responsible for:</para>
62 <listitem><para>Keeping track of users and sessions, their
63 processes and their idle state</para></listitem>
65 <listitem><para>Providing PolicyKit-based access for users to
66 operations such as system shutdown or sleep</para></listitem>
68 <listitem><para>Implementing a shutdown/sleep inhibition logic
69 for applications</para></listitem>
71 <listitem><para>Handling of power/sleep hardware
72 keys</para></listitem>
74 <listitem><para>Multi-seat management</para></listitem>
76 <listitem><para>Session switch management</para></listitem>
78 <listitem><para>Device access management for
79 users</para></listitem>
83 <para>User sessions are registered in elogind via the
84 <citerefentry><refentrytitle>pam_elogind</refentrytitle><manvolnum>8</manvolnum></citerefentry>
88 <citerefentry><refentrytitle>logind.conf</refentrytitle><manvolnum>5</manvolnum></citerefentry>
89 for information about the configuration of this service.</para>
92 url="http://www.freedesktop.org/wiki/Software/systemd/multiseat">Multi-Seat
93 on Linux</ulink> for an introduction into basic concepts of logind
94 such as users, sessions and seats.</para>
97 url="http://www.freedesktop.org/wiki/Software/systemd/logind">
98 logind D-Bus API Documentation</ulink> for information about the
99 APIs <filename>logind</filename> provides.</para>
101 <para>For more information on the inhibition logic see the <ulink
102 url="http://www.freedesktop.org/wiki/Software/systemd/inhibit">Inhibitor
103 Lock Developer Documentation</ulink>.</para>
107 <title>See Also</title>
109 <citerefentry><refentrytitle>loginctl</refentrytitle><manvolnum>1</manvolnum></citerefentry>,
110 <citerefentry><refentrytitle>logind.conf</refentrytitle><manvolnum>5</manvolnum></citerefentry>,
111 <citerefentry><refentrytitle>pam_elogind</refentrytitle><manvolnum>8</manvolnum></citerefentry>