#!/bin/bash

RET=0

tmpfile=""

set -x

clean_tmpfile()

{

        if [ ! -z "$tmpfile" ];then

                rm -f "$tmpfile"

        fi

}

trap clean_tmpfile EXIT

do_diff()

{

	A="$1"

	B="$2"

	AT=$(mktemp)

	grep -v "^#" "$A" > "$AT"

	diff -u "$AT" "$B"

	x=$?

	rm -f "$AT"

	echo "Return $x for $XT_MULTI $A"

	return $x

}

tmpfile=$(mktemp) || exit 1

do_simple()

{

	iptables="$1"

	dumpfile="$2"

	$XT_MULTI ${iptables}-restore < "$dumpfile"

	$XT_MULTI ${iptables}-save | grep -v "^#" > "$tmpfile"

	do_diff $dumpfile "$tmpfile"

	if [ $? -ne 0 ]; then

		# cp "$tmpfile" "$dumpfile.got"

		RET=1

	fi

}

do_simple "iptables" $(dirname "$0")/dumps/ipt-save-filter.txt

do_simple "iptables" $(dirname "$0")/dumps/policy-drop.txt

do_simple "iptables" $(dirname "$0")/dumps/wireless.txt

exit $RET