mirror of
https://github.com/systemd/systemd.git
synced 2024-11-01 17:51:22 +03:00
72f4d9669c
This is a recurring submission and includes corrections to various issue spotted. I guess I can just skip over reporting ubiquitous comma placement fixes…
195 lines
9.8 KiB
XML
195 lines
9.8 KiB
XML
<?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 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/>.
|
|
-->
|
|
<refentry id="systemd-cryptsetup-generator" conditional='HAVE_LIBCRYPTSETUP'>
|
|
|
|
<refentryinfo>
|
|
<title>systemd-cryptsetup-generator</title>
|
|
<productname>systemd</productname>
|
|
|
|
<authorgroup>
|
|
<author>
|
|
<contrib>Developer</contrib>
|
|
<firstname>Lennart</firstname>
|
|
<surname>Poettering</surname>
|
|
<email>lennart@poettering.net</email>
|
|
</author>
|
|
</authorgroup>
|
|
</refentryinfo>
|
|
|
|
<refmeta>
|
|
<refentrytitle>systemd-cryptsetup-generator</refentrytitle>
|
|
<manvolnum>8</manvolnum>
|
|
</refmeta>
|
|
|
|
<refnamediv>
|
|
<refname>systemd-cryptsetup-generator</refname>
|
|
<refpurpose>Unit generator for <filename>/etc/crypttab</filename></refpurpose>
|
|
</refnamediv>
|
|
|
|
<refsynopsisdiv>
|
|
<para><filename>/usr/lib/systemd/system-generators/systemd-cryptsetup-generator</filename></para>
|
|
</refsynopsisdiv>
|
|
|
|
<refsect1>
|
|
<title>Description</title>
|
|
|
|
<para><filename>systemd-cryptsetup-generator</filename>
|
|
is a generator that translates
|
|
<filename>/etc/crypttab</filename> into native systemd
|
|
units early at boot and when configuration of the
|
|
system manager is reloaded. This will create
|
|
<citerefentry><refentrytitle>systemd-cryptsetup@.service</refentrytitle><manvolnum>8</manvolnum></citerefentry>
|
|
units as necessary.</para>
|
|
|
|
<para><filename>systemd-cryptsetup-generator</filename>
|
|
implements the <ulink
|
|
url="http://www.freedesktop.org/wiki/Software/systemd/Generators">generator
|
|
specification</ulink>.</para>
|
|
</refsect1>
|
|
|
|
<refsect1>
|
|
<title>Kernel Command Line</title>
|
|
|
|
<para><filename>systemd-cryptsetup-generator</filename> understands
|
|
the following kernel command line parameters:</para>
|
|
|
|
<variablelist class='kernel-commandline-options'>
|
|
<varlistentry>
|
|
<term><varname>luks=</varname></term>
|
|
<term><varname>rd.luks=</varname></term>
|
|
|
|
<listitem><para>Takes a boolean
|
|
argument. Defaults to
|
|
<literal>yes</literal>. If
|
|
<literal>no</literal>, disables the
|
|
generator
|
|
entirely. <varname>rd.luks=</varname>
|
|
is honored only by initial RAM disk
|
|
(initrd) while
|
|
<varname>luks=</varname> is honored
|
|
by both the main system and the
|
|
initrd. </para></listitem>
|
|
</varlistentry>
|
|
|
|
<varlistentry>
|
|
<term><varname>luks.crypttab=</varname></term>
|
|
<term><varname>rd.luks.crypttab=</varname></term>
|
|
|
|
<listitem><para>Takes a boolean
|
|
argument. Defaults to
|
|
<literal>yes</literal>. If
|
|
<literal>no</literal>, causes the
|
|
generator to ignore any devices
|
|
configured in
|
|
<filename>/etc/crypttab</filename>
|
|
(<varname>luks.uuid=</varname> will
|
|
still work
|
|
however). <varname>rd.luks.crypttab=</varname>
|
|
is honored only by initial RAM disk
|
|
(initrd) while
|
|
<varname>luks.crypttab=</varname> is
|
|
honored by both the main system and
|
|
the initrd. </para></listitem>
|
|
</varlistentry>
|
|
|
|
<varlistentry>
|
|
<term><varname>luks.uuid=</varname></term>
|
|
<term><varname>rd.luks.uuid=</varname></term>
|
|
|
|
<listitem><para>Takes a LUKS superblock
|
|
UUID as argument. This will
|
|
activate the specified device as part
|
|
of the boot process as if it was
|
|
listed in
|
|
<filename>/etc/fstab</filename>. This
|
|
option may be specified more than once
|
|
in order to set up multiple
|
|
devices. <varname>rd.luks.uuid=</varname>
|
|
is honored only by initial RAM disk
|
|
(initrd) while
|
|
<varname>luks.uuid=</varname> is
|
|
honored by both the main system and
|
|
the initrd.</para>
|
|
<para>If /etc/crypttab contains entries with
|
|
the same UUID, then the options for this entry
|
|
will be used.</para>
|
|
<para>If /etc/crypttab exists, only those UUID
|
|
specified on the kernel command line
|
|
will be activated in the initrd or the real root.</para>
|
|
</listitem>
|
|
</varlistentry>
|
|
|
|
<varlistentry>
|
|
<term><varname>luks.options=</varname></term>
|
|
<term><varname>rd.luks.options=</varname></term>
|
|
|
|
<listitem><para>Takes a LUKS super
|
|
block UUID followed by an '=' and a string
|
|
of options separated by commas as argument.
|
|
This will override the options for the given
|
|
UUID.</para>
|
|
<para>If only a list of options, without an
|
|
UUID, is specified, they apply to any UUIDs not
|
|
specified elsewhere, and without an entry in
|
|
/etc/crypttab.</para><para>
|
|
<varname>rd.luks.options=</varname>
|
|
is honored only by initial RAM disk
|
|
(initrd) while
|
|
<varname>luks.options=</varname> is
|
|
honored by both the main system and
|
|
the initrd.</para>
|
|
</listitem>
|
|
</varlistentry>
|
|
|
|
<varlistentry>
|
|
<term><varname>luks.key=</varname></term>
|
|
<term><varname>rd.luks.key=</varname></term>
|
|
|
|
<listitem><para>Takes a password file as argument.</para>
|
|
<para>For those entries specified with
|
|
<varname>rd.luks.uuid=</varname> or <varname>luks.uuid=</varname>,
|
|
the password file will be set to the password file specified by
|
|
<varname>rd.luks.key=</varname> or <varname>luks.key</varname></para>
|
|
<para><varname>rd.luks.key=</varname>
|
|
is honored only by initial RAM disk
|
|
(initrd) while
|
|
<varname>luks.key=</varname> is
|
|
honored by both the main system and
|
|
the initrd.</para>
|
|
</listitem>
|
|
</varlistentry>
|
|
</variablelist>
|
|
</refsect1>
|
|
|
|
<refsect1>
|
|
<title>See Also</title>
|
|
<para>
|
|
<citerefentry><refentrytitle>systemd</refentrytitle><manvolnum>1</manvolnum></citerefentry>,
|
|
<citerefentry><refentrytitle>crypttab</refentrytitle><manvolnum>5</manvolnum></citerefentry>,
|
|
<citerefentry><refentrytitle>systemd-cryptsetup@.service</refentrytitle><manvolnum>8</manvolnum></citerefentry>,
|
|
<citerefentry><refentrytitle>cryptsetup</refentrytitle><manvolnum>8</manvolnum></citerefentry>,
|
|
<citerefentry><refentrytitle>systemd-fstab-generator</refentrytitle><manvolnum>8</manvolnum></citerefentry>
|
|
</para>
|
|
</refsect1>
|
|
|
|
</refentry>
|