#!/bin/bash
# 
# mdmonitor	This starts, stops, and reloads the mdadm-based
#		software RAID monitoring and management facility
#
# chkconfig: 2345 15 85
# description: software RAID monitoring and management
# config: /etc/mdadm.conf
#

# Copyright 2002 Red Hat, Inc.

PIDFILE=/var/run/mdadm/mdadm.pid
PATH=/sbin:/usr/sbin:$PATH
RETVAL=0
OPTIONS="--monitor --scan -f --pid-file=$PIDFILE"

prog=mdmonitor

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


usage ()
{
    echo "Usage: service $prog {start|stop|status|restart|condrestart}"
    RETVAL=1
}


start ()
{
# Make sure configuration file exists and has information we can use
# MAILADDR or PROGRAM or both must be set in order to run mdadm --monitor
    [ -f /etc/mdadm.conf ] || return 6
    grep '^\(MAILADDR\|PROGRAM\) .' /etc/mdadm.conf >/dev/null 2>&1 || return 6
    if [ -f "$PIDFILE" ]; then
	checkpid `cat $PIDFILE` && return 0
    fi
    echo -n $"Starting $prog: "
    daemon --user=root mdadm ${OPTIONS}
    ret=$?
    [ $ret -eq "0" ] && touch /var/lock/subsys/$prog
    echo
    return $ret
}

stop ()
{
    [ -f /var/lock/subsys/$prog ] || return 7
    echo -n "Killing $prog: "
    killproc mdadm
    echo
    rm -f /var/lock/subsys/$prog
}

restart ()
{
    stop
    start
}

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


case "$1" in
    start) start; RETVAL=$? ;;
    stop) stop; RETVAL=$? ;;
    status) status mdadm; RETVAL=$? ;;
    restart) restart; RETVAL=$? ;;
    reload) RETVAL=3 ;;
    condrestart) condrestart; RETVAL=$? ;;
    *) usage ; RETVAL=2 ;;
esac

exit $RETVAL