#!/bin/bash



  #
  # Copyright (C) 2010 Cloud.com, Inc.  All rights reserved.
  # 
  # This software is licensed under the GNU General Public License v3 or later.
  # 
  # It is free software: you can redistribute it and/or modify
  # it under the terms of the GNU General Public License as published by
  # the Free Software Foundation, either version 3 of the License, or any later version.
  # This program 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 General Public License for more details.
  # 
  # You should have received a copy of the GNU General Public License
  # along with this program.  If not, see <http://www.gnu.org/licenses/>.
  #
 

# $Id: cleanupmyvms.sh 9804 2010-06-22 18:36:49Z alex $ $HeadURL: svn://svn.lab.vmops.com/repos/vmdev/java/scripts/storage/qcow2/cleanupmyvms.sh $
# @VERSION@

if [ "$1" == "" ]
then
  echo "Usage: $(basename $0) <instance>"
  exit 3
fi

instance=$1

for i in $(virsh list | grep $instance | awk '{print $2}' );  
do   
  files=$(virsh dumpxml $i | grep file | grep source | awk '{print $2}' | awk -F"=" '{print $2}'  );   
  echo "Destroying VM: $i"
  virsh destroy $i
  virsh undefine $i
  sleep 2
  for f in $files; 
  do  
     f=${f%%/>}
     echo "Destroying disk: $f"
     rm -f $f
  done; 
done

#double check, if there are vms in shut-off state
for i in $(virsh list --all |grep $instance| awk '{print $2}')
do
  files=$(virsh dumpxml $i | grep file | grep source | awk '{print $2}' | awk -F"=" '{print $2}'  );   
  echo "Undefine VM: $i"
  virsh undefine $i
  for f in $files;
  do
     f=${f%%/>}
     if [ -f $f ]
     then
     	f=${f%%/>}
     	echo "Destroying disk: $f"
     	rm -f $f
     fi
  done
done

#cleanup the bridge
br=`virsh net-list|grep $instance |awk '{print $1}'`
if [ -n "$br" ]
then
virsh net-destroy $br
fi
#double check
br=`brctl show |grep $instance|awk '{print $1}'`
if [ -n "$br" ]
then
   ifconfig $br down
   sleep 1
   brctl delbr $br
   sleep 1
fi

dnsmasq=`cat /var/run/libvirt/network/vmops-$instance-private.pid`
kill -9 $dnsmasq 2>/dev/null