-<?xml version='1.0'?> <!--*- Mode: nxml; nxml-child-indent: 2; indent-tabs-mode: nil -*-->
+<?xml version='1.0'?>
<!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 2012 Lennart Poettering
-
- 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/>.
--->
+<!-- SPDX-License-Identifier: LGPL-2.1+ -->
<refentry id="systemd-machine-id-setup"
xmlns:xi="http://www.w3.org/2001/XInclude">
<refentryinfo>
<title>systemd-machine-id-setup</title>
<productname>systemd</productname>
-
- <authorgroup>
- <author>
- <contrib>Developer</contrib>
- <firstname>Lennart</firstname>
- <surname>Poettering</surname>
- <email>lennart@poettering.net</email>
- </author>
- <author>
- <contrib>Developer</contrib>
- <firstname>Didier</firstname>
- <surname>Roche</surname>
- <email>didrocks@ubuntu.com</email>
- </author>
- </authorgroup>
</refentryinfo>
<refmeta>
for more information about this file.</para>
<para>If the tool is invoked without the <option>--commit</option>
- switch <filename>/etc/machine-id</filename> is initialized with a
+ switch, <filename>/etc/machine-id</filename> is initialized with a
valid, new machined ID if it is missing or empty. The new machine
ID will be acquired in the following fashion:</para>
<filename>/etc/machine-id</filename>.</para></listitem>
<listitem><para>If run inside a KVM virtual machine and a UUID
- is was configured (via the <option>-uuid</option>
+ is configured (via the <option>-uuid</option>
option), this UUID is used to initialize the machine ID. The
caller must ensure that the UUID passed is sufficiently unique
and is different for every booted instance of the
VM.</para></listitem>
- <listitem><para>Similar, if run inside a Linux container
- environment and a UUID is configured for the container this is
- used to initialize the machine ID. For details see the
+ <listitem><para>Similarly, if run inside a Linux container
+ environment and a UUID is configured for the container, this is
+ used to initialize the machine ID. For details, see the
documentation of the <ulink
- url="http://www.freedesktop.org/wiki/Software/systemd/ContainerInterface">Container
+ url="https://www.freedesktop.org/wiki/Software/systemd/ContainerInterface">Container
Interface</ulink>.</para></listitem>
- <listitem><para>Otherwise a new ID is randomly
+ <listitem><para>Otherwise, a new ID is randomly
generated.</para></listitem>
</orderedlist>
<para>This command is primarily used by the
<citerefentry><refentrytitle>systemd-machine-id-commit.service</refentrytitle><manvolnum>8</manvolnum></citerefentry>
- early-boot service.</para></listitem>
+ early boot service.</para></listitem>
+ </varlistentry>
+
+ <varlistentry>
+ <term><option>--print</option></term>
+
+ <listitem><para>Print the machine ID generated or committed after the operation is complete.</para></listitem>
</varlistentry>
<xi:include href="standard-options.xml" xpointer="help" />