An OVA to QCOW2 file format converter, useful for KVM

ova_to_virt.sh

#!/bin/bash

MYNAME=`basename $0`
QEMU=`which qemu-img`

if [ ! -x $QEMU ]; then
    echo "$MYNAME: qemu-img is not installed. Can't continue."
    exit -5
fi

if [ ! $# -eq 1 ]; then
    echo "$MYNAME: missing ova filename"
    exit -1
fi

OVA=$1

if [ ! -f $OVA ]; then
    echo "$MYNAME: $OVA is not a file"
    exit -2
fi
if [ ! -r $OVA ]; then
    echo "$MYNAME: $OVA is not readable"
    exit -3
fi

echo "[+] converting $OVA to qcow2 format"

cwd=`pwd`
tmp_dir=$(mktemp -d -t ova-to-virt-XXXXXXXXXX)
mv $OVA $tmp_dir
cd $tmp_dir

tar xfv $OVA > /dev/null
VMDK=`find . -iname "*.vmdk" | head -n 1`

if [ ! -f $VMDK ]; then
    echo "$MYNAME: $VMDK is not a file"
    exit -2
fi
if [ ! -r $VMDK ]; then
    echo "$MYNAME: $VMDK is not readable"
    exit -3
fi

QCOW=`basename $VMDK .vmdk`.qcow2
$QEMU convert -O qcow2 $VMDK $QCOW

if [ ! -f $QCOW ]; then
    echo "$MYNAME: $QCOW is not a file"
    exit -2
fi
if [ ! -r $QCOW ]; then
    echo "$MYNAME: $QCOW is not readable"
    exit -3
fi

echo "[+] done"

mv $QCOW $cwd
cd $cwd
rm -rf $tmp_dir

if [ ! $UID -eq 0 ]; then
    echo "$MYNAME: login as root and execute 'mv $QCOW /var/lib/libvirt/images'"
    exit 0
fi

mv $QCOW /var/lib/libvirt/images
echo "$MYNAME: $QCOV is in libvirt image directory. Now you can create a VM using it as disk"
exit 0