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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"> | |
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 | ||
24 | <refentry id="systemd-logind.service" conditional='ENABLE_LOGIND'> | |
25 | ||
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> | |
53 | <para><filename>/usr/lib/systemd/systemd-logind</filename></para> | |
54 | </refsynopsisdiv> | |
55 | ||
56 | <refsect1> | |
57 | <title>Description</title> | |
58 | ||
14228c0d | 59 | <para><command>systemd-logind</command> is a system |
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60 | service that manages user logins. It is responsible |
61 | for:</para> | |
62 | ||
63 | <itemizedlist> | |
14228c0d MB |
64 | <listitem><para>Keeping track of users and |
65 | sessions, their processes and their idle | |
66 | state</para></listitem> | |
663996b3 MS |
67 | |
68 | <listitem><para>Providing PolicyKit-based access | |
69 | for users to operations such as system | |
70 | shutdown or sleep</para></listitem> | |
71 | ||
72 | <listitem><para>Implementing a shutdown/sleep | |
73 | inhibition logic for | |
74 | applications</para></listitem> | |
75 | ||
76 | <listitem><para>Handling of power/sleep | |
77 | hardware keys</para></listitem> | |
78 | ||
79 | <listitem><para>Multi-seat | |
80 | management</para></listitem> | |
81 | ||
82 | <listitem><para>Session | |
83 | switch management</para></listitem> | |
84 | ||
85 | <listitem><para>Device access management for | |
86 | users</para></listitem> | |
87 | ||
88 | <listitem><para>Automatic spawning of text | |
89 | logins (gettys) on virtual console activation | |
90 | and user runtime directory | |
91 | management</para></listitem> | |
92 | </itemizedlist> | |
93 | ||
94 | <para>User sessions are registered in logind via the | |
95 | <citerefentry><refentrytitle>pam_systemd</refentrytitle><manvolnum>8</manvolnum></citerefentry> | |
96 | PAM module.</para> | |
97 | ||
98 | <para>See | |
99 | <citerefentry><refentrytitle>logind.conf</refentrytitle><manvolnum>5</manvolnum></citerefentry> | |
100 | for information about the configuration of this | |
101 | service.</para> | |
102 | ||
103 | <para>See <ulink | |
104 | url="http://www.freedesktop.org/wiki/Software/systemd/multiseat">Multi-Seat | |
105 | on Linux</ulink> for an introduction into basic | |
106 | concepts of logind such as users, sessions and seats.</para> | |
107 | ||
108 | <para>See the <ulink | |
109 | url="http://www.freedesktop.org/wiki/Software/systemd/logind"> | |
110 | logind D-Bus API Documentation</ulink> for information about | |
111 | the APIs <filename>systemd-logind</filename> | |
112 | provides.</para> | |
113 | ||
114 | <para>For more information on the inhibition logic see | |
115 | the <ulink | |
116 | url="http://www.freedesktop.org/wiki/Software/systemd/inhibit">Inhibitor | |
117 | Lock Developer Documentation</ulink>.</para> | |
118 | </refsect1> | |
119 | ||
120 | <refsect1> | |
121 | <title>See Also</title> | |
122 | <para> | |
123 | <citerefentry><refentrytitle>systemd</refentrytitle><manvolnum>1</manvolnum></citerefentry>, | |
124 | <citerefentry><refentrytitle>systemd-user-sessions.service</refentrytitle><manvolnum>8</manvolnum></citerefentry>, | |
125 | <citerefentry><refentrytitle>loginctl</refentrytitle><manvolnum>1</manvolnum></citerefentry>, | |
126 | <citerefentry><refentrytitle>logind.conf</refentrytitle><manvolnum>5</manvolnum></citerefentry>, | |
127 | <citerefentry><refentrytitle>pam_systemd</refentrytitle><manvolnum>8</manvolnum></citerefentry> | |
128 | </para> | |
129 | </refsect1> | |
130 | ||
131 | </refentry> |