#!/bin/bash

[ `id -u` = 0 ] || exit 1

export PATH=/sbin:/usr/local/sbin/:/usr/sbin:$PATH

TEMP1=`tempfile`
TEMP2=`tempfile`
chmod 600 $TEMP1 $TEMP2

iptables-save > $TEMP1
xml-iptables $1 > $TEMP2
ret=$? 

if [ "$ret" = "0" ] ; then
    . $TEMP2
    ret=$?
fi

if [ "$ret" = "0" ] ; then
    echo "Firewall installation succeeded." 2>&1
else
    echo "Firewall installation failed." 2>&1
    iptables-restore < $TEMP1
fi

rm -f $TEMP1 $TEMP2

exit $ret