#! /bin/sh
#
# chkconfig: - 90 10
# description: Start the cpu hotplug daemon for Linux on System z
# processname: cpuplugd
# config: /etc/sysconfig/cpuplugd
# pidfile: /var/run/cpuplugd.pid

### BEGIN INIT INFO
# Provides: cpuplugd
# Required-Start: $local_fs $remote_fs
# Required-Stop: $local_fs $remote_fs
# Default-Start:
# Default-Stop: 0 1 2 3 4 5 6
# Short-Description: Start the cpu hotplug daemon for Linux on System z
# Description: Starts the cpuplugd. It uses the configuration
#              file /etc/sysconfig/cpuplugd
### END INIT INFO

# Source function library.
. /etc/rc.d/init.d/functions

exec="/usr/sbin/cpuplugd"
prog="cpuplugd"
config="/etc/sysconfig/cpuplugd"

lockfile=/var/lock/subsys/$prog

start() {
    [ -x $exec ] || exit 5
    [ -f $config ] || exit 6
    [ `id -u` -eq 0 ] || exit 4
    echo -n $"Starting $prog: "
    daemon $exec -c $config
    retval=$?
    echo
    [ $retval -eq 0 ] && touch $lockfile
    return $retval
}

stop() {
    [ `id -u` -eq 0 ] || exit 4
    echo -n $"Stopping $prog: "
    killproc $exec
    retval=$?
    echo
    [ $retval -eq 0 ] && rm -f $lockfile
    return $retval
}

restart() {
    stop
    #
    # We have to wait 2-3 seconds here. When the daemon is stopped it takes
    # the time we sleep to reactivate cpus. If we restart to fast and
    # cpuplugd wasn't able to restore some settings we may get a undesired
    # online cpu count after cpuplugd shutdown
    #
    sleep 4
    start
}

reload() {
    restart
}

force_reload() {
    restart
}

rh_status() {
    # run checks to determine if the service is running or use generic status
#    status -l $prog $exec
    status $exec
}

rh_status_q() {
    rh_status >/dev/null 2>&1
}


case "$1" in
    start)
        rh_status_q && exit 0
        $1
        ;;
    stop)
        rh_status_q || exit 0
        $1
        ;;
    restart)
        $1
        ;;
    reload)
        rh_status_q || exit 7
        $1
        ;;
    force-reload)
        force_reload
        ;;
    status)
        rh_status
        ;;
    condrestart|try-restart)
        rh_status_q || exit 0
        restart
        ;;
    *)
        echo $"Usage: $0 {start|stop|status|restart|condrestart|try-restart|reload|force-reload}"
        exit 2
esac
exit $?