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

# Copyright 2002 Red Hat, Inc.
# Changed 2005 for ALTLinux

# Source function library.
WITHOUT_RC_COMPAT=1
. /etc/init.d/functions

prog=mdadm
PIDFILE=/var/run/$prog.pid
LOCKFILE=/var/lock/subsys/$prog
CONFFILE=/etc/$prog.conf
EXPECTUSER=root
RETVAL=0

# 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 "$CONFFILE" ] || exit 0
grep '^\(MAILADDR\|PROGRAM\) .' "$CONFFILE" >/dev/null 2>&1 || exit 0

do_call() {
    local fn=$1
    shift
    $fn --pidfile "$PIDFILE" --lockfile "$LOCKFILE" --expect-user "$EXPECTUSER" -- $prog "$@"
    RETVAL=$?
    return $RETVAL
}

need_start() {
    grep -iwqs noraidtab /proc/cmdline && return 1
    test -f /proc/mdstat || return 1
    grep -qs '^md[0-9 ]\+:' /proc/mdstat || return 1
    return 0
}

do_stop() {
    test -x "${1}/$prog" || return
    PATH="${1}:$PATH" do_call stop_daemon
}

case "$1" in
    forcestart) do_call start_daemon --monitor --scan --daemonise --pid-file=$PIDFILE ;;
    start)  need_start && $0 forcestart ;;
    stop)   do_stop /sbin; do_stop /usr/sbin ;;
    status) do_call status ;;
    restart|reload) $0 stop; $0 start ;;
    condstop)               [ -e "$LOCKFILE" ] && $0 stop    ;;
    condrestart|condreload) [ -e "$LOCKFILE" ] && $0 restart ;;
    *) msg_usage "${0##*/} {start|stop|status|restart|condrestart|condstop}"
	RETVAL=1
	;;
esac

exit $RETVAL

## EOF ##