#!/bin/sh
#
#Dieses script nutzt in verbindung mit dem iproute packet die
#advanced routing funktionalitaeten des Linux Kernels
#Entsprechende funktionalitaet muss in den kernel einkompiliert sein.
#
#(c) Rainmaker MultiMedia OHG
#
#$Author$
#$Date$
#$Revision$
#
#$Log$
#Revision 1.2  2003/04/19 07:47:37  kueller
#Restart funktion und defaultverhalten (usage ausgabe) eingebaut
#
#Revision 1.1.1.1  2002/06/20 15:05:07  hkueller
#Start Scripten für advanced kernel routing
#
#

source /etc/init.d/functions

#DEBUG=echo

case "$1" in
  start)
	if [ -f /etc/sysconfig/net/routetable ]; then
		sed -e "/^#/d" /etc/sysconfig/net/routetable | \
		sed -e "/^ *$/d" >/tmp/routetable
		exec 3</tmp/routetable
		read <&3 NETWORK DEVICE TABLE
		while [ "$NETWORK" ]; do
			echo -n "Adding routing for net $NETWORK over device $DEVICE to table $TABLE"
			$DEBUG ip route add $NETWORK dev $DEVICE table $TABLE
			evaluate_retval
			read <&3 NETWORK DEVICE TABLE
		done
		exec 3>&-
		rm /tmp/routetable
	fi
	if [ -f /etc/sysconfig/net/routerule ]; then
		sed -e "/^#/d" /etc/sysconfig/net/routerule | \
		sed -e "/^ *$/d" >/tmp/routerule
		exec 3</tmp/routerule
		read <&3 RULTYPE RULOPT RULDEST
		while [ "$RULTYPE" ]; do
			echo -n "Adding routing rule $ROUTETYPE $ROUTOPT with destination $RULDEST"
			$DEBUG ip rule add $RULTYPE $RULOPT table $RULDEST
			evaluate_retval
			read <&3 RULTYPE RULOPT RULDEST
		done
		exec 3>&-
		rm /tmp/routerule
	fi
	;;
  stop)
	 if [ -f /etc/sysconfig/net/routerule ]; then
		sed -e "/^#/d" /etc/sysconfig/net/routerule | \
		sed -e "/^ *$/d" >/tmp/routerule
		exec 3</tmp/routerule
		read <&3 RULTYPE RULOPT RULDEST
		while [ "$RULTYPE" ]; do
			echo -n "deleting rule $RULTYPE $RULOPT from table $RULDEST"
			$DEBUG ip rule del $RULTYPE $RULOPT table $RULDEST
			evaluate_retval
			read <&3 RULTYPE RULOPT RULDEST
		done
		exec 3>&-
		rm /tmp/routerule
	 fi
  	 if [ -f /etc/sysconfig/net/routetable ]; then
	        sed -e "/^#/d" /etc/sysconfig/net/routetable | \
	        sed -e "/^ *$/d" >/tmp/routetable
	        exec 3</tmp/routetable
	        read <&3 NETWORK DEVICE TABLE
	        while [ "$NETWORK" ]; do
			echo -n "deleting routeentry for $NETWORK from table $TABLE"
	                $DEBUG ip route del $NETWORK dev $DEVICE table $TABLE
			evaluate_retval
	                read <&3 NETWORK DEVICE TABLE
	        done
	        exec 3>&-
	        rm /tmp/routetable
	fi
    ;;
    restart)
    	$0 stop
    	sleep 1
    	$0 start
    ;;
    *)
    	echo "usage: $0 {start|stop|restart}"
    ;;
esac
#end /etc/inet.d/network