#!/bin/bash

export PATH=/usr/sbin:/usr/bin:/sbin:/bin

IPTABLES=/sbin/iptables

MAC_NODE08=00:30:48:9b:42:c2
MAC_NODE09=00:30:48:99:b8:72
MARK08=6
MARK09=7
VIP=172.19.96.33
VPORT=80

case `uname -n` in
    node08|node08.*)
	RMAC=${MAC_NODE09}
	MARK=${MARK08}
	;;
    node09|node09.*)
	RMAC=${MAC_NODE08}
	MARK=${MARK09}
	;;
    *)
	exec 2>&1
	echo "this script is not supposed to be run on host `uname -n`"
	exit 1
	;;
esac

$IPTABLES -t mangle -F
$IPTABLES -t mangle -I PREROUTING -d $VIP -p tcp -m tcp --dport $VPORT -m mac \! --mac-source $RMAC -j MARK --set-mark 0x${MARK}