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#!/bin/bash
#
# lxc: linux Container library
# Authors:
# Daniel Lezcano <daniel.lezcano@free.fr>
# 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
#
# This script allows to set or remove the capabilities on the lxc tools.
# When the capabilities are set, a non root user can manage the containers.
#
usage() {
echo "usage: $0 -n <name>"
}
if [ "$(id -u)" != "0" ]; then
echo "This command has to be run as root"
exit 1
fi
shortoptions='n:'
longoptions='name:'
localstatedir=@LOCALSTATEDIR@
lxc_path=@LXCPATH@
getopt=$(getopt -o $shortoptions --longoptions $longoptions -- "$@")
if [ $? != 0 ]; then
usage $0
exit 1;
fi
eval set -- "$getopt"
while true; do
case "$1" in
-n|--name)
shift
lxc_name=$1
shift
;;
--)
shift
break;;
*)
echo $1
usage $0
exit 1
;;
esac
done
if [ -z "$lxc_name" ]; then
echo "no container name specified"
usage $0
exit 1
fi
if [ ! -d "$lxc_path/$lxc_name" ]; then
echo "'$lxc_name' does not exist"
exit 1
fi
# Deduce the type of rootfs
# If LVM partition, destroy it. If anything else, ignore it. We'll support
# deletion of others later.
rootdev=`grep lxc.rootfs $lxc_path/$lxc_name/config | awk -F= '{ print $2 '}`
if [ -b $rootdev -o -h $rootdev ]; then
lvdisplay $rootdev > /dev/null 2>&1
if [ $? -eq 0 ]; then
lvremove $rootdev
fi
fi
# recursively remove the container to remove old container configuration
rm -rf --one-file-system --preserve-root $lxc_path/$lxc_name
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