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1 | <?xml version='1.0'?> <!--*-nxml-*--> |
2 | <!DOCTYPE refentry PUBLIC "-//OASIS//DTD DocBook XML V4.2//EN" | |
12b42c76 | 3 | "http://www.oasis-open.org/docbook/xml/4.2/docbookx.dtd"> |
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4 | |
5 | <!-- | |
6 | This file is part of systemd. | |
7 | ||
8 | Copyright 2010 Lennart Poettering | |
9 | ||
10 | systemd 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. | |
14 | ||
15 | systemd 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. | |
19 | ||
20 | You should have received a copy of the GNU Lesser General Public License | |
21 | along with systemd; If not, see <http://www.gnu.org/licenses/>. | |
22 | --> | |
23 | ||
4fe52119 | 24 | <refentry id="systemd-logind.service" conditional='ENABLE_LOGIND'> |
af3bccd6 | 25 | |
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26 | <refentryinfo> |
27 | <title>systemd-logind.service</title> | |
28 | <productname>systemd</productname> | |
29 | ||
30 | <authorgroup> | |
31 | <author> | |
32 | <contrib>Developer</contrib> | |
33 | <firstname>Lennart</firstname> | |
34 | <surname>Poettering</surname> | |
35 | <email>lennart@poettering.net</email> | |
36 | </author> | |
37 | </authorgroup> | |
38 | </refentryinfo> | |
39 | ||
40 | <refmeta> | |
41 | <refentrytitle>systemd-logind.service</refentrytitle> | |
42 | <manvolnum>8</manvolnum> | |
43 | </refmeta> | |
44 | ||
45 | <refnamediv> | |
46 | <refname>systemd-logind.service</refname> | |
47 | <refname>systemd-logind</refname> | |
48 | <refpurpose>Login manager</refpurpose> | |
49 | </refnamediv> | |
50 | ||
51 | <refsynopsisdiv> | |
52 | <para><filename>systemd-logind.service</filename></para> | |
12b42c76 | 53 | <para><filename>/usr/lib/systemd/systemd-logind</filename></para> |
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54 | </refsynopsisdiv> |
55 | ||
56 | <refsect1> | |
57 | <title>Description</title> | |
58 | ||
59 | <para><command>systemd-logind</command> is a system service that | |
60 | manages user logins. It is responsible for:</para> | |
61 | ||
62 | <itemizedlist> | |
63 | <listitem><para>Keeping track of users and sessions, their | |
64 | processes and their idle state</para></listitem> | |
65 | ||
66 | <listitem><para>Providing PolicyKit-based access for users to | |
67 | operations such as system shutdown or sleep</para></listitem> | |
68 | ||
69 | <listitem><para>Implementing a shutdown/sleep inhibition logic | |
70 | for applications</para></listitem> | |
71 | ||
72 | <listitem><para>Handling of power/sleep hardware | |
73 | keys</para></listitem> | |
74 | ||
75 | <listitem><para>Multi-seat management</para></listitem> | |
76 | ||
77 | <listitem><para>Session switch management</para></listitem> | |
78 | ||
79 | <listitem><para>Device access management for | |
80 | users</para></listitem> | |
81 | ||
82 | <listitem><para>Automatic spawning of text logins (gettys) on | |
83 | virtual console activation and user runtime directory | |
84 | management</para></listitem> | |
85 | </itemizedlist> | |
86 | ||
87 | <para>User sessions are registered in logind via the | |
88 | <citerefentry><refentrytitle>pam_systemd</refentrytitle><manvolnum>8</manvolnum></citerefentry> | |
89 | PAM module.</para> | |
90 | ||
91 | <para>See | |
92 | <citerefentry><refentrytitle>logind.conf</refentrytitle><manvolnum>5</manvolnum></citerefentry> | |
93 | for information about the configuration of this service.</para> | |
94 | ||
95 | <para>See <ulink | |
96 | url="http://www.freedesktop.org/wiki/Software/systemd/multiseat">Multi-Seat | |
97 | on Linux</ulink> for an introduction into basic concepts of logind | |
98 | such as users, sessions and seats.</para> | |
99 | ||
100 | <para>See the <ulink | |
101 | url="http://www.freedesktop.org/wiki/Software/systemd/logind"> | |
102 | logind D-Bus API Documentation</ulink> for information about the | |
103 | APIs <filename>systemd-logind</filename> provides.</para> | |
104 | ||
105 | <para>For more information on the inhibition logic see the <ulink | |
106 | url="http://www.freedesktop.org/wiki/Software/systemd/inhibit">Inhibitor | |
107 | Lock Developer Documentation</ulink>.</para> | |
108 | </refsect1> | |
109 | ||
110 | <refsect1> | |
111 | <title>See Also</title> | |
112 | <para> | |
113 | <citerefentry><refentrytitle>systemd</refentrytitle><manvolnum>1</manvolnum></citerefentry>, | |
114 | <citerefentry><refentrytitle>systemd-user-sessions.service</refentrytitle><manvolnum>8</manvolnum></citerefentry>, | |
115 | <citerefentry><refentrytitle>loginctl</refentrytitle><manvolnum>1</manvolnum></citerefentry>, | |
116 | <citerefentry><refentrytitle>logind.conf</refentrytitle><manvolnum>5</manvolnum></citerefentry>, | |
117 | <citerefentry><refentrytitle>pam_systemd</refentrytitle><manvolnum>8</manvolnum></citerefentry> | |
118 | </para> | |
119 | </refsect1> | |
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120 | |
121 | </refentry> |