And doing so pointed out a bug in lxc-clone itself - it claims
default fssize is 2G. It's not.
Signed-off-by: Serge Hallyn <serge.hal...@ubuntu.com>
---
configure.ac | 1 +
doc/Makefile.am | 1 +
doc/lxc-clone.sgml.in | 194 ++++++++++++++++++++++++++++++++++++++++++++++++++
src/lxc/lxc-clone.in | 3 +-
4 files changed, 197 insertions(+), 2 deletions(-)
create mode 100644 doc/lxc-clone.sgml.in
diff --git a/configure.ac b/configure.ac
index 8963e3d..6402024 100644
--- a/configure.ac
+++ b/configure.ac
@@ -302,6 +302,7 @@ AC_CONFIG_FILES([
config/Makefile
doc/Makefile
+ doc/lxc-clone.sgml
doc/lxc-create.sgml
doc/lxc-destroy.sgml
doc/lxc-execute.sgml
diff --git a/doc/Makefile.am b/doc/Makefile.am
index e539254..e54a087 100644
--- a/doc/Makefile.am
+++ b/doc/Makefile.am
@@ -7,6 +7,7 @@ EXTRA_DIST = \
if ENABLE_DOCBOOK
man_MANS = \
+ lxc-clone.1 \
lxc-create.1 \
lxc-destroy.1 \
lxc-execute.1 \
diff --git a/doc/lxc-clone.sgml.in b/doc/lxc-clone.sgml.in
new file mode 100644
index 0000000..e3eb946
--- /dev/null
+++ b/doc/lxc-clone.sgml.in
@@ -0,0 +1,194 @@
+<!--
+
+lxc: linux Container library
+
+(C) Copyright IBM Corp. 2007, 2008
+
+Authors:
+Daniel Lezcano <dlezcano at fr.ibm.com>
+Serge Hallyn <serge.hallyn at ubuntu.com>
+
+This library 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.
+
+This library 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 this library; if not, write to the Free Software
+Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+
+-->
+
+<!DOCTYPE refentry PUBLIC "-//OASIS//DTD DocBook XML V4.5//EN"
"http://www.oasis-open.org/docbook/xml/4.5/docbookx.dtd"; [
+
+<!ENTITY commonoptions SYSTEM "@builddir@/common_options.sgml">
+<!ENTITY seealso SYSTEM "@builddir@/see_also.sgml">
+]>
+
+<refentry>
+
+ <docinfo><date>@LXC_GENERATE_DATE@</date></docinfo>
+
+ <refmeta>
+ <refentrytitle>lxc-clone</refentrytitle>
+ <manvolnum>1</manvolnum>
+ </refmeta>
+
+ <refnamediv>
+ <refname>lxc-clone</refname>
+
+ <refpurpose>
+ clone a new container from an existing one.
+ </refpurpose>
+ </refnamediv>
+
+ <refsynopsisdiv>
+ <cmdsynopsis>
+ <command>lxc-clone</command>
+ <arg choice="req">-o <replaceable>orig</replaceable></arg>
+ <arg choice="req">-n <replaceable>new</replaceable></arg>
+ <arg choice="opt">-s </arg>
+ <arg choice="opt">-L <replaceable>fssize</replaceable></arg>
+ <arg choice="opt">-v <replaceable>vgname</replaceable></arg>
+ <arg choice="opt">-p <replaceable>lxc_lv_prefix</replaceable></arg>
+ <arg choice="opt">-t <replaceable>fstype</replaceable></arg>
+ </cmdsynopsis>
+ </refsynopsisdiv>
+
+ <refsect1>
+ <title>Description</title>
+
+ <para>
+ <command>lxc-clone</command> Creates a new container as a copy of an
existing
+ container. When the original container's rootfs is an LVM block device
or
+ is on a btrfs filesystem, then a snapshotted clone can be created,
taking up
+ very little initial disk space.
+ </para>
+
+ </refsect1>
+
+ <refsect1>
+
+ <title>Options</title>
+
+ <variablelist>
+
+ <varlistentry>
+ <term>
+ <option>-o, --orig <replaceable>orig</replaceable></option>
+ </term>
+ <listitem>
+ <para>
+ The name of the original container to clone.
+ </para>
+ </listitem>
+ </varlistentry>
+
+ <varlistentry>
+ <term>
+ <option>-n, --new <replaceable>new</replaceable></option>
+ </term>
+ <listitem>
+ <para>
+ The name of the new container to create.
+ </para>
+ </listitem>
+ </varlistentry>
+
+ <varlistentry>
+ <term>
+ <option>-s, --snapshot</option>
+ </term>
+ <listitem>
+ <para>
+ The new container's rootfs should be a LVM or btrfs snapshot of the
original.
+ </para>
+ </listitem>
+ </varlistentry>
+
+ <varlistentry>
+ <term>
+ <option>-L, --fssize <replaceable>fssize</replaceable></option>
+ </term>
+ <listitem>
+ <para>
+ In the case of a LVM-backed container, a size for the new
+ block device. By default, the new device will be made the
+ same size as the original.
+ </para>
+ </listitem>
+ </varlistentry>
+
+ <varlistentry>
+ <term>
+ <option>-v, --vgname <replaceable>vgname</replaceable></option>
+ </term>
+ <listitem>
+ <para>
+ For an LVM-backed container, the volume group name to use. By
+ default it is 'lxc'.
+ </para>
+ </listitem>
+ </varlistentry>
+
+ <varlistentry>
+ <term>
+ <option>-p, --lvprefix
<replaceable>lxc_lv_prefix</replaceable></option>
+ </term>
+ <listitem>
+ <para>
+ For an LVM-backed container, a string to prefix to the container
name to
+ form the logical volume name. For instance, specifying
+ <command>-n c1 -p lxc_</command> will cause the container rootfs to
+ be on a logical volume called <replaceable>lxc_c1</replaceable>.
+ </para>
+ </listitem>
+ </varlistentry>
+
+ <varlistentry>
+ <term>
+ <option>-t, --fstype <replaceable>fstype</replaceable></option>
+ </term>
+ <listitem>
+ <para>
+ For a non-snapshot LVM clone, the file system to use for the new
+ container. Note this option is ignored when requesting a
+ snapshotted container.
+ </para>
+ </listitem>
+ </varlistentry>
+
+ </variablelist>
+
+ </refsect1>
+
+ &seealso;
+
+ <refsect1>
+ <title>Author</title>
+ <para>Serge Hallyn <email>serge.hal...@ubuntu.com</email></para>
+ </refsect1>
+
+</refentry>
+
+<!-- Keep this comment at the end of the file
+Local variables:
+mode: sgml
+sgml-omittag:t
+sgml-shorttag:t
+sgml-minimize-attributes:nil
+sgml-always-quote-attributes:t
+sgml-indent-step:2
+sgml-indent-data:t
+sgml-parent-document:nil
+sgml-default-dtd-file:nil
+sgml-exposed-tags:nil
+sgml-local-catalogs:nil
+sgml-local-ecat-files:nil
+End:
+-->
diff --git a/src/lxc/lxc-clone.in b/src/lxc/lxc-clone.in
index fcf34a9..291db30 100755
--- a/src/lxc/lxc-clone.in
+++ b/src/lxc/lxc-clone.in
@@ -37,7 +37,7 @@ help() {
echo " -o ORIG_NAME specify the name of the original container" >&2
echo " -n NEW_NAME specify the name of the new container" >&2
echo " -s make the new rootfs a snapshot of the original" >&2
- echo " -L FS_SIZE specify the new filesystem size (default: 2G)" >&2
+ echo " -L FS_SIZE specify the new filesystem size (default: same as
original)" >&2
echo " -v VG_NAME specify the new LVM volume group name (default:
lxc)" >&2
echo " -p LV_PREFIX add a prefix to new LVM logical volume names" >&2
echo " -t FS_TYPE specify the new filesystem type (default: ext3;" >&2
@@ -56,7 +56,6 @@ optarg_check() {
. @DATADIR@/lxc/lxc.functions
snapshot=no
-lxc_defsize=2G
lxc_size=_unset
lxc_vg=lxc
lxc_lv_prefix=""
--
1.8.1.2
------------------------------------------------------------------------------
Free Next-Gen Firewall Hardware Offer
Buy your Sophos next-gen firewall before the end March 2013
and get the hardware for free! Learn more.
http://p.sf.net/sfu/sophos-d2d-feb
_______________________________________________
Lxc-devel mailing list
Lxc-devel@lists.sourceforge.net
https://lists.sourceforge.net/lists/listinfo/lxc-devel
