#!/bin/sh
#
# Copyright(c) 2010-2011 Intel Corporation. All rights reserved.
#
# This program is free software; you can redistribute it and/or modify it
# under the terms and conditions of the GNU General Public License,
# version 2, as published by the Free Software Foundation.
#
# This program is distributed in the hope 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
# this program; if not, write to the Free Software Foundation, Inc.,
# 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA.
#
# Maintained at www.Open-FCoE.org
#
#
# Open-FCoE User-Space Software
# Based on:
#     Template LSB system startup script for example service/daemon FOO
#     Copyright (C) 1995--2005  Kurt Garloff, SUSE / Novell Inc.
#
# /etc/init.d/fcoe         This shell script takes care of starting and stopping
#                          of the fcoemon daemon
#   and its symbolic link
# /sbin/rcfcoe
#
# chkconfig: 345 20 80
#
### BEGIN INIT INFO
# Provides: fcoe
# Required-Start: network
# Required-Stop:
# Default-Start: 3 5
# Default-Stop: 3 5
# Description: Open-FCoE Initiator
### END INIT INFO

CONFIG_DIR=/etc/fcoe
LOG_FILE="/var/log/fcoemon.log"
FCOEMON=/usr/sbin/fcoemon
FCOEADM=/usr/sbin/fcoeadm
FCOEMON_OPTS=

. /etc/rc.status
rc_reset

. $CONFIG_DIR/config

if [ "$USE_SYSLOG" = "yes" ] || [ "$USE_SYSLOG" = "YES" ]; then
    FCOEMON_OPTS+=" --syslog"
fi

if [ "$DEBUG" = "yes" ] || [ "$DEBUG" = "YES" ]; then
	FCOEMON_OPTS+=" --debug"
fi

test -x $FCOEADM || {
	echo "$FCOEADM not installed";
	if [ "$1" = "stop" ]; then exit 0;
	else
		rc_failed
		rc_status -v
		rc_exit
	fi
}

test -x $FCOEMON || {
	echo "$FCOEMON not installed";
	if [ "$1" = "stop" ]; then exit 0;
	else
		rc_failed
		rc_status -v
		rc_exit
	fi
}

startup_fcoe_modules()
{
	modprobe -a $SUPPORTED_DRIVERS > /dev/null 2>&1
}

start()
{
	echo -n $"Starting FCoE initiator service: "

	pid=$($FCOEADM -p 2> /dev/null)
	if [ -z "$pid" ] ; then
	    startup_fcoe_modules

	    startproc -l ${LOG_FILE} ${FCOEMON} ${FCOEMON_OPTS}
	else
	    echo -n "(already running)"
	    rc_reset
	fi
	rc_status -v
}

stop()
{
	local force=$1

	echo -n $"Stopping FCoE initiator service: "
	pid=$($FCOEADM -p)
	if [ "$force" == "force" ]
	then
		echo -n "Destroying any active fcoe interface/s"
		[ "$pid" ] && kill -HUP $pid
		rc_status -v
	else
		[ "$pid" ] && kill -TERM $pid
	fi


	rc_status -v
}

status()
{
	echo -n "Checking status for fcoe service "
	pid=$($FCOEADM -p 2> /dev/null)
	if [ $? -eq 12 ]; then
	    rc_failed 3
	    rc_status -v
	elif [ -z "$pid" ] ; then
	    rc_failed 1
	    rc_status -v
	else
	    rc_reset
	    rc_status -v
	    interfaces=`$FCOEADM -i 2>&1 | \
		awk '/Symbolic Name:/{print $6}' | \
		sort | awk '{printf("%s ", $1)}'`
	    if [ -z "$interfaces" ]; then
		echo "No interfaces created."
	    else
		echo "Created interfaces: $interfaces"
	    fi
	fi
}

case "$1" in
	start)
		start
		;;

	stop)
		stop $2
		;;

	restart)
		stop $2
		start
		rc_status
		;;

	force-reload)
		echo "force-reload not yet implemented"
		;;

	reload)
		echo "reload not yet implemented"
		rc_failed 3
		;;

	status)
		status
		;;

	*)
		echo "Usage: $0 {start|stop [force]|status|restart [force]}"
		exit 1
		;;
esac
rc_exit