From 8e129f5156569e1bc858b002ca54cd447c38f4f1 Mon Sep 17 00:00:00 2001
From: Lennart Poettering <lennart@poettering.net>
Date: Wed, 27 Jun 2012 14:51:47 +0200
Subject: man: document systemd-cryptsetup-generator

---
 man/crypttab.xml                     |   5 ++
 man/systemd-cryptsetup-generator.xml | 146 +++++++++++++++++++++++++++++++++++
 man/systemd-cryptsetup@.service.xml  |  14 +++-
 3 files changed, 162 insertions(+), 3 deletions(-)
 create mode 100644 man/systemd-cryptsetup-generator.xml

(limited to 'man')

diff --git a/man/crypttab.xml b/man/crypttab.xml
index d61ec95e4c..f3bde71b4f 100644
--- a/man/crypttab.xml
+++ b/man/crypttab.xml
@@ -255,6 +255,10 @@
                         </varlistentry>
                 </variablelist>
 
+                <para>At early boot and when the system manager
+                configuration is reloaded this file is translated into
+                native systemd units
+                by <citerefentry><refentrytitle>systemd-cryptsetup-generator</refentrytitle><manvolnum>8</manvolnum></citerefentry>.</para>
         </refsect1>
 
         <refsect1>
@@ -275,6 +279,7 @@ swap /dev/sda7 /dev/urandom swap</programlisting>
                 <para>
                         <citerefentry><refentrytitle>systemd</refentrytitle><manvolnum>1</manvolnum></citerefentry>,
                         <citerefentry><refentrytitle>systemd-cryptsetup@.service</refentrytitle><manvolnum>8</manvolnum></citerefentry>,
+                        <citerefentry><refentrytitle>systemd-cryptsetup-generator</refentrytitle><manvolnum>8</manvolnum></citerefentry>,
                         <citerefentry><refentrytitle>cryptsetup</refentrytitle><manvolnum>8</manvolnum></citerefentry>,
                         <citerefentry><refentrytitle>mkswap</refentrytitle><manvolnum>8</manvolnum></citerefentry>,
                         <citerefentry><refentrytitle>mke2fs</refentrytitle><manvolnum>8</manvolnum></citerefentry>
diff --git a/man/systemd-cryptsetup-generator.xml b/man/systemd-cryptsetup-generator.xml
new file mode 100644
index 0000000000..17e0ed9a64
--- /dev/null
+++ b/man/systemd-cryptsetup-generator.xml
@@ -0,0 +1,146 @@
+<?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">
+
+        <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 generated for <filename>/etc/crypttab</filename></refpurpose>
+        </refnamediv>
+
+        <refsynopsisdiv>
+                <para><filename>/usr/lib/systemd/systemd-cryptsetup</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/Generator">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>
+                        <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 honoured only be initial RAM disk
+                                (initrd) while
+                                <varname>luks=</varname> is honoured
+                                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 honoured only be initial RAM disk
+                                (initrd) while
+                                <varname>luks.crypttab=</varname> is
+                                honoured 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 super
+                                block 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 honoured only be initial RAM disk
+                                (initrd) while
+                                <varname>luks.uuid=</varname> is
+                                honoured 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>
+                </para>
+        </refsect1>
+
+</refentry>
diff --git a/man/systemd-cryptsetup@.service.xml b/man/systemd-cryptsetup@.service.xml
index 6e021d85da..abbb9d78f2 100644
--- a/man/systemd-cryptsetup@.service.xml
+++ b/man/systemd-cryptsetup@.service.xml
@@ -65,15 +65,23 @@
                 password agent logic</ulink>, in order to query the
                 user for the password using the right mechanism at
                 boot and during runtime.</para>
+
+                <para>At early boot and when the system manager
+                configuration is reloaded this
+                <filename>/etc/crypttab</filename> is translated into
+                <filename>systemd-cryptsetup@.service</filename> units
+                by
+                <citerefentry><refentrytitle>systemd-cryptsetup-generator</refentrytitle><manvolnum>8</manvolnum></citerefentry>.</para>
         </refsect1>
 
         <refsect1>
                 <title>See Also</title>
                 <para>
                         <citerefentry><refentrytitle>systemd</refentrytitle><manvolnum>1</manvolnum></citerefentry>,
-                        <citerefentry><refentrytitle>cryptsetup</refentrytitle><manvolnum>8</manvolnum></citerefentry>,
-                        <citerefentry><refentrytitle>crypttab</refentrytitle><manvolnum>5</manvolnum></citerefentry>
-                </para>
+                        <citerefentry><refentrytitle>systemd-cryptsetup-generator</refentrytitle><manvolnum>8</manvolnum></citerefentry>,
+                        <citerefentry><refentrytitle>crypttab</refentrytitle><manvolnum>5</manvolnum></citerefentry>,
+                        <citerefentry><refentrytitle>cryptsetup</refentrytitle><manvolnum>8</manvolnum></citerefentry>
+                 </para>
         </refsect1>
 
 </refentry>
-- 
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