#!/bin/bash
#
# Bring up/down the SRP client daemon
#
# chkconfig: - 25 75
# description: Starts/Stops InfiniBand SRP client service
# config:	/etc/srp_daemon.conf
#
### BEGIN INIT INFO
# Provides:       srpd
# Default-Stop: 0 1 2 3 4 5 6
# Required-Start: rdma
# Required-Stop: rdma
# Should-Start: $network NetworkManager opensm
# Should-Stop: $network NetworkManager opensm
# Short-Description: Starts and stops the InfiniBand SRP client service
# Description: The InfiniBand SRP client service attaches to SRP devices
#	on the InfiniBand fabric and makes them appear as local disks to
#	to the system.  This service starts the client daemon that's
#	responsible for initiating and maintaining the connections to
#	remote devices.
### END INIT INFO

CONFIG=/etc/srp_daemon.conf
RDMA_CONFIG=/etc/rdma/rdma.conf
pidfile=/var/run/srp_daemon.sh.pid
subsys=/var/lock/subsys/srpd
prog=/usr/sbin/srp_daemon.sh

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

SRP_LOADED=no
if [ -f $RDMA_CONFIG ]; then
    . $RDMA_CONFIG
    if [ "${SRP_LOAD}" == "yes" ]; then
	SRP_LOADED=yes
    fi
fi

start()
{
    if [ "$SRP_LOADED" == "no" ]; then
	echo "SRP kernel services not configured, unable to start SRP daemon"
	return 6
    fi

    echo -n "Starting SRP daemon service:"

    daemon $prog
    RC=$?
    [ $RC -eq 0 ] && touch $subsys
    echo
    return $RC
}

stop()
{
    echo -n "Stopping SRP daemon service:"

    killproc -p $pidfile -d 2 srp_daemon.sh
    RC=$?
    rm -f $subsys
    echo
    return $RC
}

status()
{
    if [ ! -f $subsys -a ! -f $pidfile ]; then
    	return 3
    fi
    if [ -f $pidfile ]; then
	checkpid `cat $pidfile`
	return $?
    fi
    if [ -f $subsys ]; then
	return 2
    fi
}

restart ()
{
    stop
    start
}

condrestart ()
{
    [ -e $subsys ] && restart || return 0
}

usage ()
{
    echo
    echo "Usage: `basename $0` {start|stop|restart|condrestart|try-restart|force-reload|status}"
    echo
    return 2
}

case $1 in
    start|stop|restart|condrestart|try-restart|force-reload)
	[ `id -u` != "0" ] && exit 4 ;;
esac

case $1 in
    start) start; RC=$? ;;
    stop) stop; RC=$? ;;
    restart) restart; RC=$? ;;
    reload) RC=3 ;;
    condrestart) condrestart; RC=$? ;;
    try-restart) condrestart; RC=$? ;;
    force-reload) condrestart; RC=$? ;;
    status) status; RC=$? ;;
    *) usage; RC=$? ;;
esac

exit $RC