Adding upstream version 252.22.upstream/252.22upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 430 insertions, 0 deletions

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+<?xml version='1.0'?> <!--*-nxml-*-->
+<!DOCTYPE refentry PUBLIC "-//OASIS//DTD DocBook XML V4.5//EN"
+  "http://www.oasis-open.org/docbook/xml/4.2/docbookx.dtd">
+<!-- SPDX-License-Identifier: LGPL-2.1-or-later -->
+
+<refentry id="loginctl" conditional='ENABLE_LOGIND'
+    xmlns:xi="http://www.w3.org/2001/XInclude">
+
+  <refentryinfo>
+    <title>loginctl</title>
+    <productname>systemd</productname>
+  </refentryinfo>
+
+  <refmeta>
+    <refentrytitle>loginctl</refentrytitle>
+    <manvolnum>1</manvolnum>
+  </refmeta>
+
+  <refnamediv>
+    <refname>loginctl</refname>
+    <refpurpose>Control the systemd login manager</refpurpose>
+  </refnamediv>
+
+  <refsynopsisdiv>
+    <cmdsynopsis>
+      <command>loginctl</command>
+      <arg choice="opt" rep="repeat">OPTIONS</arg>
+      <arg choice="req">COMMAND</arg>
+      <arg choice="opt" rep="repeat">NAME</arg>
+    </cmdsynopsis>
+  </refsynopsisdiv>
+
+  <refsect1>
+    <title>Description</title>
+
+    <para><command>loginctl</command> may be used to introspect and
+    control the state of the
+    <citerefentry><refentrytitle>systemd</refentrytitle><manvolnum>1</manvolnum></citerefentry>
+    login manager
+    <citerefentry><refentrytitle>systemd-logind.service</refentrytitle><manvolnum>8</manvolnum></citerefentry>.</para>
+  </refsect1>
+
+  <refsect1>
+    <title>Commands</title>
+
+    <para>The following commands are understood:</para>
+
+    <refsect2><title>Session Commands</title><variablelist>
+
+      <varlistentry>
+        <term><command>list-sessions</command></term>
+
+        <listitem><para>List current sessions.</para></listitem>
+      </varlistentry>
+
+      <varlistentry>
+        <term><command>session-status</command> <optional><replaceable>ID</replaceable>…</optional></term>
+
+        <listitem><para>Show terse runtime status information about
+        one or more sessions, followed by the most recent log data
+        from the journal. Takes one or more session identifiers as
+        parameters. If no session identifiers are passed, the status of
+        the caller's session is shown. This function is intended to
+        generate human-readable output. If you are looking for
+        computer-parsable output, use <command>show-session</command>
+        instead.</para></listitem>
+      </varlistentry>
+
+      <varlistentry>
+        <term><command>show-session</command> <optional><replaceable>ID</replaceable>…</optional></term>
+
+        <listitem><para>Show properties of one or more sessions or the
+        manager itself. If no argument is specified, properties of the
+        manager will be shown. If a session ID is specified,
+        properties of the session are shown. By default, empty
+        properties are suppressed. Use <option>--all</option> to show
+        those too. To select specific properties to show, use
+        <option>--property=</option>. This command is intended to be
+        used whenever computer-parsable output is required. Use
+        <command>session-status</command> if you are looking for
+        formatted human-readable output.</para></listitem>
+      </varlistentry>
+
+      <varlistentry>
+        <term><command>activate</command> <optional><replaceable>ID</replaceable></optional></term>
+
+        <listitem><para>Activate a session. This brings a session into
+        the foreground if another session is currently in the
+        foreground on the respective seat. Takes a session identifier
+        as argument. If no argument is specified, the session of the
+        caller is put into foreground.</para></listitem>
+      </varlistentry>
+
+      <varlistentry>
+        <term><command>lock-session</command> <optional><replaceable>ID</replaceable>…</optional></term>
+        <term><command>unlock-session</command> <optional><replaceable>ID</replaceable>…</optional></term>
+
+        <listitem><para>Activates/deactivates the screen lock on one
+        or more sessions, if the session supports it. Takes one or
+        more session identifiers as arguments. If no argument is
+        specified, the session of the caller is locked/unlocked.
+        </para></listitem>
+      </varlistentry>
+
+      <varlistentry>
+        <term><command>lock-sessions</command></term>
+        <term><command>unlock-sessions</command></term>
+
+        <listitem><para>Activates/deactivates the screen lock on all
+        current sessions supporting it. </para></listitem>
+      </varlistentry>
+
+      <varlistentry>
+        <term><command>terminate-session</command> <replaceable>ID</replaceable>…</term>
+
+        <listitem><para>Terminates a session. This kills all processes of the session and deallocates all
+        resources attached to the session. If the argument is specified as empty string the session invoking
+        the command is terminated.</para></listitem>
+      </varlistentry>
+
+      <varlistentry>
+        <term><command>kill-session</command> <replaceable>ID</replaceable>…</term>
+
+        <listitem><para>Send a signal to one or more processes of the session. Use
+        <option>--kill-whom=</option> to select which process to kill. Use <option>--signal=</option> to
+        select the signal to send. If the argument is specified as empty string the signal is sent to the
+        session invoking the command.</para></listitem>
+      </varlistentry>
+    </variablelist></refsect2>
+
+    <refsect2><title>User Commands</title><variablelist>
+      <varlistentry>
+        <term><command>list-users</command></term>
+
+        <listitem><para>List currently logged in users.
+        </para></listitem>
+      </varlistentry>
+
+      <varlistentry>
+        <term><command>user-status</command> <optional><replaceable>USER</replaceable>…</optional></term>
+
+        <listitem><para>Show terse runtime status information about
+        one or more logged in users, followed by the most recent log
+        data from the journal. Takes one or more user names or numeric
+        user IDs as parameters. If no parameters are passed, the status
+        is shown for the user of the session of the caller. This
+        function is intended to generate human-readable output. If you
+        are looking for computer-parsable output, use
+        <command>show-user</command> instead.</para></listitem>
+      </varlistentry>
+
+      <varlistentry>
+        <term><command>show-user</command> <optional><replaceable>USER</replaceable>…</optional></term>
+
+        <listitem><para>Show properties of one or more users or the
+        manager itself. If no argument is specified, properties of the
+        manager will be shown. If a user is specified, properties of
+        the user are shown. By default, empty properties are
+        suppressed. Use <option>--all</option> to show those too. To
+        select specific properties to show, use
+        <option>--property=</option>. This command is intended to be
+        used whenever computer-parsable output is required. Use
+        <command>user-status</command> if you are looking for
+        formatted human-readable output.</para></listitem>
+      </varlistentry>
+
+      <varlistentry>
+        <term><command>enable-linger</command> <optional><replaceable>USER</replaceable>…</optional></term>
+        <term><command>disable-linger</command> <optional><replaceable>USER</replaceable>…</optional></term>
+
+        <listitem><para>Enable/disable user lingering for one or more
+        users. If enabled for a specific user, a user manager is
+        spawned for the user at boot and kept around after logouts.
+        This allows users who are not logged in to run long-running
+        services. Takes one or more user names or numeric UIDs as
+        argument. If no argument is specified, enables/disables
+        lingering for the user of the session of the caller.</para>
+
+        <para>See also <varname>KillUserProcesses=</varname> setting in
+        <citerefentry><refentrytitle>logind.conf</refentrytitle><manvolnum>5</manvolnum></citerefentry>.
+        </para></listitem>
+      </varlistentry>
+
+      <varlistentry>
+        <term><command>terminate-user</command> <replaceable>USER</replaceable>…</term>
+
+        <listitem><para>Terminates all sessions of a user. This kills all processes of all sessions of the
+        user and deallocates all runtime resources attached to the user. If the argument is specified as
+        empty string the sessions of the user invoking the command are terminated.</para></listitem>
+      </varlistentry>
+
+      <varlistentry>
+        <term><command>kill-user</command> <replaceable>USER</replaceable>…</term>
+
+        <listitem><para>Send a signal to all processes of a user. Use <option>--signal=</option> to select
+        the signal to send. If the argument is specified as empty string the signal is sent to the sessions
+        of the user invoking the command.</para></listitem>
+      </varlistentry>
+    </variablelist></refsect2>
+
+    <refsect2><title>Seat Commands</title><variablelist>
+      <varlistentry>
+        <term><command>list-seats</command></term>
+
+        <listitem><para>List currently available seats on the local
+        system.</para></listitem>
+      </varlistentry>
+
+      <varlistentry>
+        <term><command>seat-status</command> <optional><replaceable>NAME</replaceable>…</optional></term>
+
+        <listitem><para>Show terse runtime status information about
+        one or more seats. Takes one or more seat names as parameters.
+        If no seat names are passed the status of the caller's
+        session's seat is shown. This function is intended to generate
+        human-readable output. If you are looking for
+        computer-parsable output, use <command>show-seat</command>
+        instead.</para></listitem>
+      </varlistentry>
+
+      <varlistentry>
+        <term><command>show-seat</command> <optional><replaceable>NAME</replaceable>…</optional></term>
+
+        <listitem><para>Show properties of one or more seats or the
+        manager itself. If no argument is specified, properties of the
+        manager will be shown. If a seat is specified, properties of
+        the seat are shown. By default, empty properties are
+        suppressed. Use <option>--all</option> to show those too. To
+        select specific properties to show, use
+        <option>--property=</option>. This command is intended to be
+        used whenever computer-parsable output is required. Use
+        <command>seat-status</command> if you are looking for
+        formatted human-readable output.</para></listitem>
+      </varlistentry>
+
+      <varlistentry>
+        <term><command>attach</command> <replaceable>NAME</replaceable> <replaceable>DEVICE</replaceable>…</term>
+
+        <listitem><para>Persistently attach one or more devices to a
+        seat. The devices should be specified via device paths in the
+        <filename>/sys/</filename> file system. To create a new seat,
+        attach at least one graphics card to a previously unused seat
+        name. Seat names may consist only of a–z, A–Z, 0–9,
+        <literal>-</literal> and <literal>_</literal> and must be
+        prefixed with <literal>seat</literal>. To drop assignment of a
+        device to a specific seat, just reassign it to a different
+        seat, or use <command>flush-devices</command>.
+        </para></listitem>
+      </varlistentry>
+
+      <varlistentry>
+        <term><command>flush-devices</command></term>
+
+        <listitem><para>Removes all device assignments previously
+        created with <command>attach</command>. After this call, only
+        automatically generated seats will remain, and all seat
+        hardware is assigned to them.</para></listitem>
+      </varlistentry>
+
+      <varlistentry>
+        <term><command>terminate-seat</command> <replaceable>NAME</replaceable>…</term>
+
+        <listitem><para>Terminates all sessions on a seat. This kills
+        all processes of all sessions on the seat and deallocates all
+        runtime resources attached to them.</para></listitem>
+      </varlistentry>
+    </variablelist></refsect2>
+
+  </refsect1>
+
+  <refsect1>
+    <title>Options</title>
+
+    <para>The following options are understood:</para>
+
+    <variablelist>
+      <varlistentry>
+        <term><option>--no-ask-password</option></term>
+
+        <listitem><para>Do not query the user for authentication for
+        privileged operations.</para></listitem>
+      </varlistentry>
+
+      <varlistentry>
+        <term><option>-p</option></term>
+        <term><option>--property=</option></term>
+
+        <listitem><para>When showing session/user/seat properties,
+        limit display to certain properties as specified as argument.
+        If not specified, all set properties are shown. The argument
+        should be a property name, such as
+        <literal>Sessions</literal>. If specified more than once, all
+        properties with the specified names are
+        shown.</para></listitem>
+      </varlistentry>
+
+      <varlistentry>
+        <term><option>--value</option></term>
+
+        <listitem><para>When showing session/user/seat properties,
+        only print the value, and skip the property name and
+        <literal>=</literal>.</para></listitem>
+      </varlistentry>
+
+      <varlistentry>
+        <term><option>-a</option></term>
+        <term><option>--all</option></term>
+
+        <listitem><para>When showing session/user/seat properties,
+        show all properties regardless of whether they are set or
+        not.</para></listitem>
+      </varlistentry>
+
+      <varlistentry>
+        <term><option>-l</option></term>
+        <term><option>--full</option></term>
+
+        <listitem><para>Do not ellipsize process tree entries.</para>
+        </listitem>
+      </varlistentry>
+
+      <varlistentry>
+        <term><option>--kill-whom=</option></term>
+
+        <listitem><para>When used with
+        <command>kill-session</command>, choose which processes to
+        kill. Must be one of <option>leader</option>, or
+        <option>all</option> to select whether to kill only the leader
+        process of the session or all processes of the session. If
+        omitted, defaults to <option>all</option>.</para></listitem>
+      </varlistentry>
+
+      <varlistentry>
+        <term><option>-s</option></term>
+        <term><option>--signal=</option></term>
+
+        <listitem><para>When used with <command>kill-session</command> or <command>kill-user</command>,
+        choose which signal to send to selected processes. Must be one of the well known signal specifiers,
+        such as <constant>SIGTERM</constant>, <constant>SIGINT</constant> or <constant>SIGSTOP</constant>.
+        If omitted, defaults to <constant>SIGTERM</constant>.</para>
+
+        <para>The special value <literal>help</literal> will list the known values and the program will exit
+        immediately, and the special value <literal>list</literal> will list known values along with the
+        numerical signal numbers and the program will exit immediately.</para></listitem>
+      </varlistentry>
+
+      <varlistentry>
+        <term><option>-n</option></term>
+        <term><option>--lines=</option></term>
+
+        <listitem><para>When used with <command>user-status</command>
+        and <command>session-status</command>, controls the number of
+        journal lines to show, counting from the most recent ones.
+        Takes a positive integer argument. Defaults to 10.</para>
+        </listitem>
+      </varlistentry>
+
+      <varlistentry>
+        <term><option>-o</option></term>
+        <term><option>--output=</option></term>
+
+        <listitem><para>When used with <command>user-status</command>
+        and <command>session-status</command>, controls the formatting
+        of the journal entries that are shown. For the available
+        choices, see
+        <citerefentry><refentrytitle>journalctl</refentrytitle><manvolnum>1</manvolnum></citerefentry>.
+        Defaults to <literal>short</literal>.</para></listitem>
+      </varlistentry>
+
+      <xi:include href="user-system-options.xml" xpointer="host" />
+      <xi:include href="user-system-options.xml" xpointer="machine" />
+
+      <xi:include href="standard-options.xml" xpointer="no-pager" />
+      <xi:include href="standard-options.xml" xpointer="no-legend" />
+      <xi:include href="standard-options.xml" xpointer="help" />
+      <xi:include href="standard-options.xml" xpointer="version" />
+    </variablelist>
+  </refsect1>
+
+  <refsect1>
+    <title>Exit status</title>
+
+    <para>On success, 0 is returned, a non-zero failure code
+    otherwise.</para>
+  </refsect1>
+
+  <refsect1>
+    <title>Examples</title>
+
+    <example>
+      <title>Querying user status</title>
+
+      <programlisting>$ loginctl user-status
+fatima (1005)
+           Since: Sat 2016-04-09 14:23:31 EDT; 54min ago
+           State: active
+        Sessions: 5 *3
+            Unit: user-1005.slice
+                  ├─user@1005.service
+                    …
+                  ├─session-3.scope
+                    …
+                  └─session-5.scope
+                    ├─3473 login -- fatima
+                    └─3515 -zsh
+
+Apr 09 14:40:30 laptop login[2325]: pam_unix(login:session):
+                       session opened for user fatima by LOGIN(uid=0)
+Apr 09 14:40:30 laptop login[2325]: LOGIN ON tty3 BY fatima
+</programlisting>
+
+      <para>There are two sessions, 3 and 5. Session 3 is a graphical session,
+      marked with a star. The tree of processing including the two corresponding
+      scope units and the user manager unit are shown.</para>
+    </example>
+  </refsect1>
+
+  <xi:include href="common-variables.xml" />
+
+  <refsect1>
+    <title>See Also</title>
+    <para>
+      <citerefentry><refentrytitle>systemd</refentrytitle><manvolnum>1</manvolnum></citerefentry>,
+      <citerefentry><refentrytitle>systemctl</refentrytitle><manvolnum>1</manvolnum></citerefentry>,
+      <citerefentry><refentrytitle>systemd-logind.service</refentrytitle><manvolnum>8</manvolnum></citerefentry>,
+      <citerefentry><refentrytitle>logind.conf</refentrytitle><manvolnum>5</manvolnum></citerefentry>
+    </para>
+  </refsect1>
+
+</refentry>