man/systemd-system-update-generator.xml

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   2 <!--*-nxml-*-->
   3 <!DOCTYPE refentry PUBLIC "-//OASIS//DTD DocBook XML V4.2//EN" "http://www.oasis-open.org/docbook/xml/4.2/docbookx.dtd">
   4 <!--
   5   SPDX-License-Identifier: LGPL-2.1+
   6
   7   Copyright 2012 Lennart Poettering
   8 -->
   9 <refentry id="systemd-system-update-generator">
  10
  11   <refentryinfo>
  12     <title>systemd-system-update-generator</title>
  13     <productname>systemd</productname>
  14
  15     <authorgroup>
  16       <author>
  17         <contrib>Developer</contrib>
  18         <firstname>Lennart</firstname>
  19         <surname>Poettering</surname>
  20         <email>lennart@poettering.net</email>
  21       </author>
  22     </authorgroup>
  23   </refentryinfo>
  24
  25   <refmeta>
  26     <refentrytitle>systemd-system-update-generator</refentrytitle>
  27     <manvolnum>8</manvolnum>
  28   </refmeta>
  29
  30   <refnamediv>
  31     <refname>systemd-system-update-generator</refname>
  32     <refpurpose>Generator for redirecting boot to offline update mode</refpurpose>
  33   </refnamediv>
  34
  35   <refsynopsisdiv>
  36     <para><filename>/usr/lib/systemd/system-generators/systemd-system-update-generator</filename></para>
  37   </refsynopsisdiv>
  38
  39   <refsect1>
  40     <title>Description</title>
  41
  42     <para><filename>systemd-system-update-generator</filename> is a
  43     generator that automatically redirects the boot process to
  44     <filename>system-update.target</filename>, if
  45     <filename>/system-update</filename> exists. This is required to
  46     implement the logic explained in the
  47     <citerefentry><refentrytitle>systemd.offline-updates</refentrytitle><manvolnum>7</manvolnum></citerefentry>.
  48     </para>
  49
  50     <para><filename>systemd-system-update-generator</filename> implements
  51     <citerefentry><refentrytitle>systemd.generator</refentrytitle><manvolnum>7</manvolnum></citerefentry>.</para>
  52   </refsect1>
  53
  54   <refsect1>
  55     <title>See Also</title>
  56     <para>
  57       <citerefentry><refentrytitle>systemd</refentrytitle><manvolnum>1</manvolnum></citerefentry>,
  58       <citerefentry><refentrytitle>systemd.special</refentrytitle><manvolnum>7</manvolnum></citerefentry>
  59     </para>
  60   </refsect1>
  61
  62 </refentry>