#!/bin/bash
echo Starting $0 $*

VmName=${1}

# ---------------------------------------------------
# Cronjob requires explicit connection to local server
# ---------------------------------------------------
VirshCmd="/usr/bin/virsh -c qemu:///system"

if  [ "${VmName}" == "" ]
then
    echo "Usage: $0 <VM Domain Name>"
    exit 1
fi

Today=$(date +%Y%m%d)

BackupDir=/localdisk/backup/qcow2
GuestQcow2Files=$(${VirshCmd} domblklist ${VmName} | grep qcow2 | awk '{print $2}')

Cmd="mkdir -p ${BackupDir}"
echo ${Cmd} && eval ${Cmd}

Cmd="${VirshCmd} suspend ${VmName}"
echo ${Cmd} && eval ${Cmd}

for qcow2_file in ${GuestQcow2Files}
do
    Cmd="cp ${qcow2_file} ${BackupDir}/${Today}.$(basename ${qcow2_file})"
    echo ${Cmd} && eval ${Cmd}
done

Cmd="${VirshCmd} resume ${VmName}"
echo ${Cmd} && eval ${Cmd}

echo "$0 Done."