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# template script for generating suse container for LXC
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# lxc: linux Container library
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# Daniel Lezcano <daniel.lezcano@free.fr>
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# Frederic Crozat <fcrozat@suse.com>
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# This library is free software; you can redistribute it and/or
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# modify it under the terms of the GNU Lesser General Public
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# License as published by the Free Software Foundation; either
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# version 2.1 of the License, or (at your option) any later version.
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# This library is distributed in the hope that it will be useful,
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# but 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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# Lesser General Public License for more details.
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# You should have received a copy of the GNU Lesser General Public
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# License along with this library; if not, write to the Free Software
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# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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# set network as static, but everything is done by LXC outside the container
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cat <<EOF > $rootfs/etc/sysconfig/network/ifcfg-eth0
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IP=$(/sbin/ip route | awk '/default/ { print $3 }')
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echo "default $IP - -" > $rootfs/etc/sysconfig/network/routes
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touch $rootfs/etc/fstab
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mknod -m 666 $rootfs/dev/random c 1 8
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mknod -m 666 $rootfs/dev/urandom c 1 9
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mkdir -m 755 $rootfs/dev/pts
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mkdir -m 1777 $rootfs/dev/shm
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mknod -m 666 $rootfs/dev/tty c 5 0
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mknod -m 600 $rootfs/dev/console c 5 1
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mknod -m 666 $rootfs/dev/tty0 c 4 0
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mknod -m 666 $rootfs/dev/tty1 c 4 1
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mknod -m 666 $rootfs/dev/tty2 c 4 2
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mknod -m 666 $rootfs/dev/tty3 c 4 3
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mknod -m 666 $rootfs/dev/tty4 c 4 4
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ln -s null $rootfs/dev/tty10
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mknod -m 666 $rootfs/dev/full c 1 7
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mknod -m 666 $rootfs/dev/ptmx c 5 2
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ln -s /proc/self/fd $rootfs/dev/fd
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ln -s /proc/kcore $rootfs/dev/core
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mkdir -m 755 $rootfs/dev/mapper
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mknod -m 600 $rootfs/dev/mapper/control c 10 60
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mkdir -m 755 $rootfs/dev/net
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mknod -m 666 $rootfs/dev/net/tun c 10 200
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cat <<EOF > $rootfs/etc/HOSTNAME
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# do not use hostname from HOSTNAME variable
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cat <<EOF >> $rootfs/etc/sysconfig/cron
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cat <<EOF > $rootfs/etc/hosts
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127.0.0.1 localhost $hostname
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# disable various services
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# disable yast->bootloader in container
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cat <<EOF > $rootfs/etc/sysconfig/bootloader
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cat <<EOF > $rootfs/etc/inittab
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si::bootwait:/etc/init.d/boot
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l0:0:wait:/etc/init.d/rc 0
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l1:1:wait:/etc/init.d/rc 1
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l2:2:wait:/etc/init.d/rc 2
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l3:3:wait:/etc/init.d/rc 3
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l6:6:wait:/etc/init.d/rc 6
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ls:S:wait:/etc/init.d/rc S
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~~:S:respawn:/sbin/sulogin
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p6::ctrlaltdel:/sbin/init 6
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p0::powerfail:/sbin/init 0
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cons:2345:respawn:/sbin/mingetty --noclear console screen
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c1:2345:respawn:/sbin/mingetty --noclear tty1 screen
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# patch boot script, no longer needed in openSUSE 12.1 / SLE11-SP2
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patch --quiet -d $rootfs/etc/init.d/ << EOF
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--- boot.orig 2011-05-26 16:03:07.000000000 +0200
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+++ boot 2011-05-26 16:03:19.000000000 +0200
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echo "***************************************************************"
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- echo -n "Mounting devtmpfs at /dev"
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- mount -n -t devtmpfs -o mode=0755 devtmpfs /dev
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+# echo -n "Mounting devtmpfs at /dev"
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+# mount -n -t devtmpfs -o mode=0755 devtmpfs /dev
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-cp -axT --remove-destination /lib/udev/devices /dev
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+#cp -axT --remove-destination /lib/udev/devices /dev
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if test -d /sys/kernel/debug -a "$HAVE_DEBUGFS" = "1" ; then
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mount -n -t debugfs debugfs /sys/kernel/debug > /dev/null 2>&1
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cat <<EOF >> $rootfs/etc/sysconfig/boot
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ROOTFS_BLKDEV="/dev/null"
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# remove pointless services in a container
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insserv -r -f -p $rootfs/etc/init.d boot.udev boot.udev_retry boot.md boot.lvm boot.loadmodules boot.device-mapper boot.clock boot.swap boot.klog
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echo "Please change root-password !"
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echo "root:root" | chroot $rootfs chpasswd
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# check the mini opensuse was not already downloaded
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mkdir -p "$cache/partial-$arch"
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if [ $? -ne 0 ]; then
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echo "Failed to create '$cache/partial-$arch' directory"
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# download a mini opensuse into a cache
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echo "Downloading opensuse minimal ..."
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mkdir -p "$cache/partial-$arch/dev"
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mknod -m 666 $cache/partial-$arch/dev/null c 1 3
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mknod -m 666 $cache/partial-$arch/dev/zero c 1 5
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zypper --quiet --root $cache/partial-$arch --non-interactive ar http://download.opensuse.org/distribution/$DISTRO/repo/oss/ repo-oss
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zypper --quiet --root $cache/partial-$arch --non-interactive ar http://download.opensuse.org/update/$DISTRO/ update
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zypper --quiet --root $cache/partial-$arch --non-interactive --gpg-auto-import-keys in --auto-agree-with-licenses -t pattern base
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zypper --quiet --root $cache/partial-$arch --non-interactive --gpg-auto-import-keys in +lxc -kbd -patterns-openSUSE-base
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if [ $? -ne 0 ]; then
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echo "Failed to download the rootfs, aborting."
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mv "$1/partial-$arch" "$1/rootfs-$arch"
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echo "Download complete."
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# make a local copy of the mini opensuse
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echo -n "Copying rootfs to $rootfs ..."
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cp -a $cache/rootfs-$arch $rootfs || return 1
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cache="/var/cache/lxc/opensuse"
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mkdir -p /var/lock/subsys/
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if [ $? -ne 0 ]; then
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echo "Cache repository is busy."
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echo "Checking cache download in $cache/rootfs-$arch ... "
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if [ ! -e "$cache/rootfs-$arch" ]; then
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download_opensuse $cache $arch
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if [ $? -ne 0 ]; then
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echo "Failed to download 'opensuse base'"
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echo "Copy $cache/rootfs-$arch to $rootfs ... "
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copy_opensuse $cache $arch $rootfs
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if [ $? -ne 0 ]; then
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echo "Failed to copy rootfs"
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) 200>/var/lock/subsys/lxc
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cat <<EOF >> $path/config
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lxc.mount = $path/fstab
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lxc.cgroup.devices.deny = a
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lxc.cgroup.devices.allow = c 1:3 rwm
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lxc.cgroup.devices.allow = c 1:5 rwm
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lxc.cgroup.devices.allow = c 5:1 rwm
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lxc.cgroup.devices.allow = c 5:0 rwm
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lxc.cgroup.devices.allow = c 4:0 rwm
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lxc.cgroup.devices.allow = c 4:1 rwm
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lxc.cgroup.devices.allow = c 1:9 rwm
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lxc.cgroup.devices.allow = c 1:8 rwm
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lxc.cgroup.devices.allow = c 136:* rwm
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lxc.cgroup.devices.allow = c 5:2 rwm
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lxc.cgroup.devices.allow = c 254:0 rwm
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cat <<EOF > $path/fstab
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proc $rootfs/proc proc nodev,noexec,nosuid 0 0
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sysfs $rootfs/sys sysfs defaults 0 0
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if [ $? -ne 0 ]; then
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echo "Failed to add configuration"
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cache="/var/cache/lxc/opensuse"
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if [ ! -e $cache ]; then
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# lock, so we won't purge while someone is creating a repository
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echo "Cache repository is busy."
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echo -n "Purging the download cache..."
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rm --preserve-root --one-file-system -rf $cache && echo "Done." || exit 1
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) 200>/var/lock/subsys/lxc
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$1 -h|--help -p|--path=<path> --clean
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options=$(getopt -o hp:n:c -l help,path:,name:,clean -- "$@")
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if [ $? -ne 0 ]; then
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eval set -- "$options"
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-h|--help) usage $0 && exit 0;;
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-p|--path) path=$2; shift 2;;
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-n|--name) name=$2; shift 2;;
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-c|--clean) clean=$2; shift 2;;
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--) shift 1; break ;;
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if [ ! -z "$clean" -a -z "$path" ]; then
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type zypper > /dev/null
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if [ $? -ne 0 ]; then
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echo "'zypper' command is missing"
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if [ -z "$path" ]; then
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echo "'path' parameter is required"
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if [ "$(id -u)" != "0" ]; then
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echo "This script should be run as 'root'"
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install_opensuse $rootfs
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if [ $? -ne 0 ]; then
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echo "failed to install opensuse"
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configure_opensuse $rootfs $name
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if [ $? -ne 0 ]; then
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echo "failed to configure opensuse for a container"
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copy_configuration $path $rootfs $name
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if [ $? -ne 0 ]; then
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echo "failed write configuration file"
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if [ ! -z $clean ]; then