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<?xml version='1.0'?> <!--*-nxml-*-->
<!DOCTYPE refentry PUBLIC "-//OASIS//DTD DocBook XML V4.2//EN"
"http://www.oasis-open.org/docbook/xml/4.2/docbookx.dtd">
<!--
This file is part of systemd.
Copyright 2014 Zbigniew Jędrzejewski-Szmek
systemd is free software; you can redistribute it and/or modify it
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
Lesser General Public License for more details.
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="busctl">
<refentryinfo>
<title>busctl</title>
<productname>systemd</productname>
<authorgroup>
<author>
<contrib>A monkey with a typewriter</contrib>
<firstname>Zbigniew</firstname>
<surname>Jędrzejewski-Szmek</surname>
<email>zbyszek@in.waw.pl</email>
</author>
</authorgroup>
</refentryinfo>
<refmeta>
<refentrytitle>busctl</refentrytitle>
<manvolnum>1</manvolnum>
</refmeta>
<refnamediv>
<refname>busctl</refname>
<refpurpose>Introspect the bus</refpurpose>
</refnamediv>
<refsynopsisdiv>
<cmdsynopsis>
<command>busctl</command>
<arg choice="opt" rep="repeat">OPTIONS</arg>
<arg choice="opt">COMMAND</arg>
<arg choice="opt" rep="repeat"><replaceable>NAME</replaceable></arg>
</cmdsynopsis>
</refsynopsisdiv>
<refsect1>
<title>Description</title>
<para><command>busctl</command> may be used to
introspect and monitor the D-Bus bus.</para>
</refsect1>
<refsect1>
<title>Options</title>
<para>The following options are understood:</para>
<variablelist>
<varlistentry>
<term><option>-h</option></term>
<term><option>--help</option></term>
<listitem><para>Print a short help text and exit.
</para></listitem>
</varlistentry>
<varlistentry>
<term><option>--version</option></term>
<listitem>
<para>Print a short version string and exit.</para>
</listitem>
</varlistentry>
<varlistentry>
<term><option>--no-pager</option></term>
<listitem>
<para>Do not pipe output into a pager.</para>
</listitem>
</varlistentry>
<varlistentry>
<term><option>--system</option></term>
<listitem>
<para>Talk to the systemd system manager (the
default).</para>
</listitem>
</varlistentry>
<varlistentry>
<term><option>--user</option></term>
<listitem>
<para>Talk to the systemd manager of the calling
user.</para>
</listitem>
</varlistentry>
<varlistentry>
<term><option>-H</option></term>
<term><option>--host</option></term>
<listitem>
<para>Execute the operation remotely. Specify a hostname, or
username and hostname separated by <literal>@</literal>, to
connect to. This will use SSH to talk to the remote systemd
instance.</para>
</listitem>
</varlistentry>
<varlistentry>
<term><option>-M</option></term>
<term><option>--machine=</option></term>
<listitem><para>Execute the operation on a local container.
Specify a container name to connect to.</para></listitem>
</varlistentry>
<varlistentry>
<term><option>--address=<replaceable>ADDRESS</replaceable></option></term>
<listitem><para>Connect to the bus specified by
<replaceable>ADDRESS</replaceable> instead of using suitable
defaults for either the system or user bus (see
<option>--system</option> and <option>--user</option>
options).</para></listitem>
</varlistentry>
<varlistentry>
<term><option>--show-machine</option></term>
<listitem><para>When showing the list of endpoints, show a
column containing the names of containers they belong to.
See
<citerefentry><refentrytitle>systemd-machined.service</refentrytitle><manvolnum>8</manvolnum></citerefentry>.
</para></listitem>
</varlistentry>
<varlistentry>
<term><option>--unique</option></term>
<listitem><para>When showing the list of endpoints, show
only "unique" names (of the form
<literal>:<replaceable>number</replaceable>.<replaceable>number</replaceable></literal>).
</para></listitem>
</varlistentry>
<varlistentry>
<term><option>--acquired</option></term>
<listitem><para>The opposite of <option>--unique</option> —
only "well-known" names will be shown.</para></listitem>
</varlistentry>
<varlistentry>
<term><option>--activatable</option></term>
<listitem><para>When showing the list of endpoints, show
only endpoints which haven't actually been activated yet,
but may be started automatically if accessed.</para>
</listitem>
</varlistentry>
<varlistentry>
<term><option>--match=<replaceable>MATCH</replaceable></option></term>
<listitem><para>When showing messages being exchanged, show only the
subset matching <replaceable>MATCH</replaceable>.</para></listitem>
<!-- TODO: link to sd_bus_add_match when it is written? -->
</varlistentry>
</variablelist>
</refsect1>
<refsect1>
<title>Commands</title>
<para>The following commands are understood:</para>
<variablelist>
<varlistentry>
<term><command>list</command></term>
<listitem><para>Show endpoints attached to the bus. This is
the default if no command is specified.</para></listitem>
</varlistentry>
<varlistentry>
<term><command>monitor</command> <arg choice="opt" rep="repeat"><replaceable>NAME</replaceable></arg></term>
<listitem><para>Dump messages being exchanged. If
<replaceable>NAME</replaceable> is specified, show messages
to or from this endpoint. Otherwsise, show all messages on the
bus.</para></listitem>
</varlistentry>
<varlistentry>
<term><command>status</command> <arg choice="plain"><replaceable>NAME</replaceable></arg></term>
<listitem><para>Show process information and credentials of a
bus endpoint.</para></listitem>
</varlistentry>
<varlistentry>
<term><command>help</command></term>
<listitem><para>Show command syntax help.</para></listitem>
</varlistentry>
</variablelist>
</refsect1>
<refsect1>
<title>See Also</title>
<para>
<citerefentry><refentrytitle>dbus-daemon</refentrytitle><manvolnum>1</manvolnum></citerefentry>,
<ulink url="http://freedesktop.org/wiki/Software/dbus">D-Bus</ulink>,
<ulink url="https://code.google.com/p/d-bus/">kdbus</ulink>,
<citerefentry><refentrytitle>sd-bus</refentrytitle><manvolnum>3</manvolnum></citerefentry>,
<citerefentry><refentrytitle>systemd</refentrytitle><manvolnum>1</manvolnum></citerefentry>,
<citerefentry><refentrytitle>systemd-bus-proxyd</refentrytitle><manvolnum>8</manvolnum></citerefentry>,
<citerefentry><refentrytitle>machinectl</refentrytitle><manvolnum>1</manvolnum></citerefentry>
</para>
</refsect1>
</refentry>
|
