#!/bin/sh
#
# vlan	configure the various vlan devices
# chkconfig: - 11 89
# description: configure the various vlanxxxx devices for userfirewall
# probe: true

. /etc/rc.d/init.d/functions

if [ ! -f /etc/userfirewall/vlan.conf ] ; then
	echo No /etc/userfirewall/vlan.conf, ending >&2
	exit 0
fi

if [ ! -x /sbin/vconfig ] ; then
	echo vlan utility /sbin/vconfig is not installed, ending >&2
	exit 0
fi

cd /

case $1 in
	start)
		if [ ! -d /proc/net/vlan ] ; then
				echo Load vlan module 8021q
				/sbin/modprobe 8021q
		fi
		# vlan.n files contains
		# VLAN=n
		# DEVICE=
		# IPADDR=
		# NETMASK=
		for file in `ls /etc/userfirewall/vlan.[0-9]* | grep -v \~`
		do
			#echo file=$file
			unset ROUTE
			. $file
	
			VLAN0000=`printf "%04d" $VLAN`
			VLANDEV=vlan$VLAN0000
			# Unconfigure the vlan, in case its was already configured
			/sbin/ifconfig $VLANDEV down 2>/dev/null
			/sbin/vconfig rem $VLANDEV 2>/dev/null
			/sbin/vconfig add $DEVICE $VLAN
			/sbin/ifconfig $VLANDEV $IPADDR broadcast $BCAST netmask $NETMASK
			if [ "$HOSTS" != "" ] ; then
				for h in $HOSTS
				do
					/sbin/route add -host $h dev $VLANDEV
					# Setup proxy arp
					# /sbin/arp -i $DEVICE -Ds $h $DEVICE pub
					# Proxy arp is now fully handled by genproxyarp
				done
				# Remove unneeded route
				eval `/usr/lib/linuxconf/lib/ifinfo $VLANDEV`
				/sbin/route del -net $IFINFONET netmask $NETMASK dev $VLANDEV
			fi
			# Setup other routes
			nr=0
			while [ "${ROUTE[$nr]}" != "" ]
			do
				echo ${ROUTE[$nr]} | \
				(
					read net mask gtw &&
					route add -net $net netmask $mask gw $gtw
				)
				nr=`expr $nr + 1`
			done
		done
		/usr/lib/linuxconf/lib/genproxyarp --setup
		;;
	restart)
		$0 stop
		$0 start
		;;
	stop)
		for dev in `/usr/lib/linuxconf/lib/ifinfo --list`
		do
			case $dev in
			vlan*)
				/sbin/vconfig rem $dev
				;;
			esac
		done
		;;
	probe)
		;;
esac