#!/sbin/sh
#
# Copyright 2001,2003 Sun Microsystems, Inc. All rights reserved.
# Use is subject to license terms.
#
# This file is part of Quagga.
#
# Quagga 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, or (at your option) any
# later version.
#
# Quagga is distributed in the hope that it will be useful, but
# WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
# General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with Quagga; see the file COPYING.  If not, write to the Free
# Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
# 02111-1307, USA.
#
# $Id$
#
# Starts/stops the given daemon

SMFINCLUDE=/lib/svc/share/smf_include.sh
DAEMON_PATH=@sbindir@

quagga_is_globalzone () {
	if [ "${QUAGGA_INIT_ZONENAME:=`/sbin/zonename`}" != "global" ]; then
		return 1
	else
		return 0
	fi
}

# Include smf functions, if available. If not, define smf_present to indicate
# there is no SMF. Should allow this script to work pre-S10.
if [ -f "$SMFINCLUDE" ] ; then
	. "$SMFINCLUDE";
else
	# pre-SMF system, fake up any functions and exit codes
	# which SMFINCLUDE usually provides.
	smf_present () {
		return 1
	}
	SMF_EXIT_OK=0;
	SMF_EXIT_ERR_CONFIG=96;
	SMF_EXIT_ERR_FATAL=95;
fi
	
# if there's no SMF, set some default DAEMON_ARGS
smf_present || DAEMON_ARGS=""

usage () {
	if smf_present ; then
		echo "Usage: $0 <daemon> <daemon arguments>";
	else
		echo "Usage: $0 <stop|start> <daemon> <daemon arguments>";
	fi
	echo "The --pid_file argument is implied";
	echo "This help message: $0 <help|usage>";
}

# parse arguments, different according to SMF or not.
case $1 in
	'help' | 'usage')
		usage
		exit SMF_EXIT_OK
		;;
esac

if smf_present ; then
	QUAGGA_METHOD="start"
else
	QUAGGA_METHOD="$1"
	shift;
fi

DAEMON="$1"
shift
DAEMON_ARGS="$@"

# daemon path must be given
if [ -z "$DAEMON_PATH/$DAEMON" ]; then
	usage
	exit $SMF_EXIT_ERR_FATAL
fi

# only bgpd is suitable for running in a non-global zone, at this
# time.
case "${DAEMON}" in
	zebra)
		quagga_is_globalzone || exit $SMF_EXIT_OK
	;;
	bgpd)
	;;
	ospfd | ospf6d | ripd | ripngd )
		quagga_is_globalzone || exit $SMF_EXIT_OK
	;;
	*)
		usage
		exit $SMF_EXIT_ERR_CONFIG;
	;;
esac

# we need @quagga_statedir@ to exist, it probably is on tmpfs.
if [ ! -d @quagga_statedir@ ] ; then
	mkdir -p @quagga_statedir@
	chown @enable_user@:@enable_group@ @quagga_statedir@
	chmod 751 @quagga_statedir@
fi

PIDFILE="@quagga_statedir@/${DAEMON}.pid"

start () {
	$DAEMON_PATH/$DAEMON $DAEMON_ARGS --pid_file ${PIDFILE} &
}

stop () {
	if [ -f "${PIDFILE}" ]; then
		/usr/bin/kill -TERM `/usr/bin/cat "${PIDFILE}"`
	fi
}

case "$QUAGGA_METHOD" in
'start')
	start
	;;
'stop')
	stop
	;;

*)
	usage
	exit SMF_EXIT_ERR_FATAL
	;;
esac	

exit $SMF_EXIT_OK;