#!/bin/sh
#----------------------------------------------------------------------------
# /etc/ppp/ip-down.portfw - remove all forwardings
#
# Creation:     24.11.2002  fm
# Last Update:  14.12.2003  fm
#
# Copyright (c) 2002-2003 Frank Meyer <frank@eisfair.org>
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#----------------------------------------------------------------------------

. /etc/config.d/routing

kernel_version=`uname -r`

case "$kernel_version"
in
    2.2.*)
	if [ "$PORTFW_N" -gt 0 ]
	then
	    /usr/sbin/ipmasqadm portfw -f        # ipportfw: clear old tables
	    /usr/sbin/ipmasqadm autofw -F        # ipautofw: flush old tables
	fi
	;;
    *)
	is_default_route=yes
	rem_pre='/var/run/portfw.rem.'

	if [ "$is_default_route" = "yes" -a -f ${rem_pre}default ] # is a default-route-interface going down & config-file there?
	then
	    . ${rem_pre}default
	    rm ${rem_pre}default
	fi

	if [ -f ${rem_pre}$interface ]		# is there a remove-file for the interface going down?
	then
	    . ${rem_pre}$interface
	    rm ${rem_pre}$interface
	fi
	;;
esac