150 lines
5.6 KiB
XML
150 lines
5.6 KiB
XML
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<?xml version="1.0"?>
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<!--*-nxml-*-->
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<!DOCTYPE refentry PUBLIC "-//OASIS//DTD DocBook XML V4.2//EN" "http://www.oasis-open.org/docbook/xml/4.2/docbookx.dtd">
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<!--
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This file is part of systemd.
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Copyright 2010 Brandon Philips
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systemd is free software; you can redistribute it and/or modify it
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under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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systemd is distributed in the hope that it will be useful, but
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WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with systemd; If not, see <http://www.gnu.org/licenses/>.
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-->
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<refentry id="tmpfiles.d">
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<refentryinfo>
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<title>tmpfiles.d</title>
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<productname>systemd</productname>
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<authorgroup>
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<author>
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<contrib>Documentation</contrib>
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<firstname>Brandon</firstname>
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<surname>Philips</surname>
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<email>brandon@ifup.org</email>
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</author>
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</authorgroup>
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</refentryinfo>
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<refmeta>
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<refentrytitle>tmpfiles.d</refentrytitle>
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<manvolnum>5</manvolnum>
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</refmeta>
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<refnamediv>
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<refname>tmpfiles.d</refname>
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<refpurpose>configuration for creation, deletion and cleaning of tmpfiles</refpurpose>
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</refnamediv>
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<refsect1>
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<title>Description</title>
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<para><command>systemd</command> uses <filename>/etc/tmpfiles.d/</filename> to describe the creation, cleaning and removal of temporary files and directories
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which usually reside in <filename>/var/run</filename> or <filename>/tmp</filename>).
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Each configuration file is named in the style of
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<filename>/etc/tmpfiles.d/<program>.conf</filename></para>
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</refsect1>
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<refsect1>
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<title>Configuration Format</title>
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<para>The configuration format is one line per path containing
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action, mode, ownership and age fields:</para>
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<programlisting>type path mode uid gid age
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d /var/run/user 0755 root root 10d
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</programlisting>
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<refsect2>
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<title>type</title>
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<variablelist>
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<varlistentry>
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<term><varname>f</varname></term>
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<listitem><para>create a file</para></listitem>
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</varlistentry>
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<varlistentry>
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<term><varname>F</varname></term>
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<listitem><para>truncate a file</para></listitem>
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</varlistentry>
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<varlistentry>
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<term><varname>d</varname></term>
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<listitem><para>create a directory</para></listitem>
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</varlistentry>
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<varlistentry>
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<term><varname>D</varname></term>
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<listitem><para>truncate a directory</para></listitem>
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</varlistentry>
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<varlistentry>
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<term><varname>x</varname></term>
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<listitem><para>ignore the path</para></listitem>
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</varlistentry>
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<varlistentry>
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<term><varname>r</varname></term>
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<listitem><para>remove the path</para></listitem>
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</varlistentry>
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<varlistentry>
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<term><varname>R</varname></term>
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<listitem><para>recursively remove the path</para></listitem>
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</varlistentry>
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</variablelist>
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</refsect2>
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<refsect2>
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<title>age</title>
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<para>The date field, when set, is used to decide what files to delete when cleaning. If a file or directory is older than the current time minus the age field it is deleted. The field format is an integer followed by one of the following postfixes:</para>
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<variablelist>
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<varlistentry><term><varname>sec</varname></term>
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<term><varname>s</varname></term>
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<term><varname>min</varname></term>
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<term><varname>hr</varname></term>
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<term><varname>h</varname></term>
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<term><varname>d</varname></term>
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<term><varname>w</varname></term>
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<term><varname>msec</varname></term>
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<term><varname>ms</varname></term>
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<term><varname>m</varname></term>
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<term><varname>usec</varname></term>
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<term><varname>us</varname></term></varlistentry>
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</variablelist>
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</refsect2>
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</refsect1>
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<refsect1>
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<title>Example</title>
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<example>
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<title>/etc/tmpfiles.d/screen.conf example</title>
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<para><command>screen</command> needs two directories created at boot with specific modes and ownership.</para>
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<programlisting>d /var/run/screens 1777 root root 10d
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d /var/run/uscreens 0755 root root 10d
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</programlisting>
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</example>
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</refsect1>
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<refsect1>
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<title>See Also</title>
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<para>
|
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|
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<citerefentry><refentrytitle>systemd</refentrytitle><manvolnum>1</manvolnum></citerefentry>
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</para>
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</refsect1>
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</refentry>
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