Copyright 2010 Lennart Poettering
systemd is free software; you can redistribute it and/or modify it
- under the terms of the GNU General Public License as published by
- the Free Software Foundation; either version 2 of the License, or
+ under the terms of the GNU Lesser General Public License as published by
+ the Free Software Foundation; either version 2.1 of the License, or
(at your option) any later version.
systemd is distributed in the hope that it will be useful, but
WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- General Public License for more details.
+ Lesser General Public License for more details.
- You should have received a copy of the GNU General Public License
+ You should have received a copy of the GNU Lesser General Public License
along with systemd; If not, see <http://www.gnu.org/licenses/>.
-->
-<refentry id="logind.conf">
+<refentry id="logind.conf" conditional='HAVE_PAM'>
<refentryinfo>
<title>logind.conf</title>
<productname>systemd</productname>
</refnamediv>
<refsynopsisdiv>
- <para><filename>logind.conf</filename></para>
+ <para><filename>/etc/systemd/logind.conf</filename></para>
</refsynopsisdiv>
<refsect1>
<title>Description</title>
- <para>This files configures various parameters of the systemd login manager.</para>
+ <para>This file configures various parameters of the systemd login manager <citerefentry><refentrytitle>systemd-logind.service</refentrytitle><manvolnum>8</manvolnum></citerefentry>.</para>
</refsect1>
<term><varname>NAutoVTs=</varname></term>
<listitem><para>Takes a positive
- integer. How many virtual terminals to
- allocate by default and when switched
- to autospawn <literal>autovt</literal>
- services on (if they are otherwise
- unused). These services are
- instantiated from a template of
+ integer. Configures how many virtual
+ terminals (VTs) to allocate by default
+ that -- when switched to and
+ previously unused --
+ <literal>autovt</literal> services are
+ automatically spawned on. These
+ services are instantiated from the
+ template unit
<filename>autovt@.service</filename>
- with the virtual terminal TTY name,
+ for the respective VT TTY name,
e.g. <filename>autovt@tty4.service</filename>. By
default
<filename>autovt@.service</filename>
<filename>getty@.service</filename>,
i.e. login prompts are started
dynamically as the user switches to
- unused virtual terminals, and this
- parameter hence controls how many
- gettys are available on the virtual
- terminals. Defaults to 6. When set to
+ unused virtual terminals. Hence, this
+ parameter controls how many login
+ <literal>gettys</literal> are
+ available on the VTs. If a VT is
+ already used by some other subsystem
+ (for example a graphical login) this
+ kind of activation will not be
+ attempted. Note that the VT configured
+ in <varname>ReserveVT=</varname> is
+ always subject to this kind of
+ activation, even if it is not one of
+ VTs configured with the
+ <varname>NAutoVTs=</varname>
+ directive. Defaults to 6. When set to
0, automatic spawning of
<literal>autovt</literal> services is
+ disabled. </para></listitem>
+ </varlistentry>
+
+ <varlistentry>
+ <term><varname>ReserveVT=</varname></term>
+
+ <listitem><para>Takes a positive
+ integer. Configures the number of one
+ virtual terminal that shall
+ unconditionally be reserved for
+ <filename>autovt@.service</filename>
+ activation (see above). The VT
+ selected with this option will be
+ marked busy unconditionally so that no
+ other subsystem will allocate it. This
+ functionality is useful to ensure that
+ regardless how many VTs are allocated
+ by other subsystems one login
+ <literal>getty</literal> is always
+ available. Defaults to 6 (with other
+ words: there'll always be a
+ <literal>getty</literal> available on
+ Alt-F6.). When set to 0, VT
+ reservation is
disabled.</para></listitem>
</varlistentry>
<literal>no</literal>.</para></listitem>
</varlistentry>
+ <varlistentry>
+ <term><varname>IdleAction=</varname></term>
+
+ <listitem><para>Configures the action
+ to take when the system is idle. Takes
+ one of <literal>ignore</literal>,
+ <literal>poweroff</literal>,
+ <literal>reboot</literal>,
+ <literal>halt</literal>,
+ <literal>kexec</literal>,
+ <literal>suspend</literal>,
+ <literal>hibernate</literal>,
+ <literal>hybrid-sleep</literal>,
+ <literal>lock</literal>. Defaults to
+ <literal>ignore</literal>.</para>
+
+ <para>Note that this requires that
+ user sessions correctly report the
+ idle status to the system. The system
+ will execute the action after all
+ sessions reported that they are idle,
+ and no idle inhibitor lock is active,
+ and subsquently the time configured
+ with <varname>IdleActionSec=</varname>
+ (see below) has passed.</para>
+ </listitem>
+ </varlistentry>
+
+ <varlistentry>
+ <term><varname>IdleActionSec=</varname></term>
+
+ <listitem><para>Configures the delay
+ after which the action configured in
+ <varname>IdleAction=</varname> (see
+ above) is taken after the system is
+ idle.</para></listitem>
+ </varlistentry>
+
<varlistentry>
<term><varname>KillOnlyUsers=</varname></term>
<term><varname>KillExcludeUsers=</varname></term>
<listitem><para>These settings control
the default control group hierarchies
- users logging are added to. When
+ users logging in are added to. When
logging in users will get private
control groups in all hierarchies
listed in
defaults to
<literal>cpu</literal>.</para></listitem>
</varlistentry>
+
+ <varlistentry>
+ <term><varname>InhibitDelayMaxSec=</varname></term>
+
+ <listitem><para>Specifies the maximum
+ time a system shutdown or sleep
+ request is delayed due to an inhibitor
+ lock of type <literal>delay</literal>
+ being active -- before it is ignored
+ and the operation executed
+ anyway. Defaults to
+ 5s.</para></listitem>
+ </varlistentry>
+
+ <varlistentry>
+ <term><varname>HandlePowerKey=</varname></term>
+ <term><varname>HandleSuspendKey=</varname></term>
+ <term><varname>HandleHibernateKey=</varname></term>
+ <term><varname>HandleLidSwitch=</varname></term>
+
+ <listitem><para>Controls whether
+ logind shall handle the system power
+ and sleep keys and the lid switch to
+ trigger actions such as system
+ power-off or suspend. Can be one of
+ <literal>ignore</literal>,
+ <literal>poweroff</literal>,
+ <literal>reboot</literal>,
+ <literal>halt</literal>,
+ <literal>kexec</literal>,
+ <literal>suspend</literal>,
+ <literal>hibernate</literal>,
+ <literal>hybrid-sleep</literal> and
+ <literal>lock</literal>. If
+ <literal>ignore</literal> logind will
+ never handle these keys. If
+ <literal>lock</literal> all running
+ sessions will be screen
+ locked. Otherwise the specified action
+ will be taken in the respective
+ event. Only input devices with the
+ <literal>power-switch</literal> udev
+ tag will be watched for key/lid switch
+ events. <varname>HandlePowerKey=</varname>
+ defaults to
+ <literal>poweroff</literal>.
+ <varname>HandleSuspendKey=</varname>
+ and
+ <varname>HandleLidSwitch=</varname>
+ default to <literal>suspend</literal>.
+ <varname>HandleHibernateKey=</varname>
+ defaults to
+ <literal>hibernate</literal>.</para></listitem>
+ </varlistentry>
+
+ <varlistentry>
+ <term><varname>PowerKeyIgnoreInhibited=</varname></term>
+ <term><varname>SuspendKeyIgnoreInhibited=</varname></term>
+ <term><varname>HibernateKeyIgnoreInhibited=</varname></term>
+ <term><varname>LidSwitchIgnoreInhibited=</varname></term>
+
+ <listitem><para>Controls whether
+ actions triggered by the power and
+ sleep keys and the lid switch are
+ subject to inhibitor locks. These
+ settings take boolean arguments. If
+ <literal>off</literal> the inhibitor
+ locks taken by applications in order
+ to block the requested operation are
+ respected, if <literal>on</literal>
+ the requested operation is executed in
+ any
+ case. <varname>PowerKeyIgnoreInhibited=</varname>,
+ <varname>SuspendKeyIgnoreInhibited=</varname>
+ and
+ <varname>HibernateKeyIgnoreInhibited=</varname>
+ defaults to <literal>off</literal>,
+ <varname>LidSwitchIgnoreInhibited=</varname>
+ defaults to
+ <literal>yes</literal>. This means
+ that the lid switch does not respect
+ suspend blockers by default, but the
+ power and sleep keys do.
+ </para></listitem>
+ </varlistentry>
+
</variablelist>
<para>Note that setting
<title>See Also</title>
<para>
<citerefentry><refentrytitle>systemd</refentrytitle><manvolnum>1</manvolnum></citerefentry>,
+ <citerefentry><refentrytitle>systemd-logind.service</refentrytitle><manvolnum>8</manvolnum></citerefentry>,
<citerefentry><refentrytitle>loginctl</refentrytitle><manvolnum>1</manvolnum></citerefentry>,
- <citerefentry><refentrytitle>systemd.conf</refentrytitle><manvolnum>5</manvolnum></citerefentry>
+ <citerefentry><refentrytitle>systemd-system.conf</refentrytitle><manvolnum>5</manvolnum></citerefentry>
</para>
</refsect1>