#!/bin/ksh
#
# Copyright 2006 Sun Microsystems, Inc.  All rights reserved.
# Use is subject to license terms.
#
# CDDL HEADER START
#
# The contents of this file are subject to the terms of the
# Common Development and Distribution License, Version 1.0 only
# (the "License").  You may not use this file except in compliance
# with the License.
#
# You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
# or http://www.opensolaris.org/os/licensing.
# See the License for the specific language governing permissions
# and limitations under the License.
#
# When distributing Covered Code, include this CDDL HEADER in each
# file and include the License file at usr/src/OPENSOLARIS.LICENSE.
# If applicable, add the following below this CDDL HEADER, with the
# fields enclosed by brackets "[]" replaced with your own identifying
# information: Portions Copyright [yyyy] [name of copyright owner]
#
#
# Author:  Borgan Chu, 03/04/2006
#
# This script is to add extra IPF rules to allow certain hosts/network to access
# certain ports.
#
# This script will be executed at the start/restart of it's dependant
# services as listed in /ipfilter:rpcbind
#
# Configuration File needs to be in the following format
#
#ypserv:pool/1001 pool/1003
#
# Modified by: Shawn Ferry shawn.ferry <at> sun.com
# svcs type modifications 
# stop/start/restart
# rule cleanup

. /lib/svc/share/smf_include.sh


PATH=/usr/sbin:/usr/bin
config=/etc/ipf/ipfilter_rpcbind.cfg

addrule()
{
  rpcinfo -p localhost | nawk -v service=$1 -v src=$2 -v dest=$3 '($NF == service) {print "pass in quick proto "$3" from "src"  to "dest" port = "$4" keep state group 100"}' | sort -u
}

disable()
{
     /usr/sbin/ipfstat -i | /usr/bin/grep "group 100" | /usr/sbin/ipf -r -f -
}

enable()
{
	[ -f $config ] || ( echo "\nConfiguration file $config does not exist!\n" ; exit $SMF_EXIT_ERR_CONFIG )

while read entry
do
  service=`echo $entry|awk -F: '{print $1}'`
  hosts=`echo $entry|awk -F: '{print $2}'`
  for host in $hosts
  do
    addrule $service $host any | ipf -f -
  done
done < $config
}


case $1 in
        start)
                enable
                ;;
        stop)
                disable
                ;;
        restart)
                enable
                disable
                ;;
        *)
                echo "\nOne of stop, start, restart must be provided\n"
		exit $SMF_EXIT_ERR_FATAL
                ;;

esac