#!/bin/sh
# 
# Startup script for mcelog
# 
# This should be customized for distribution standards
# (using rc_status etc.)
# The paths are hardcoded and are not automatically adjusted
# for different prefix
#
# chkconfig: 35 50 50
# description: mcelog hardware error logging
#
### BEGIN INIT INFO
# Provides:		mcelog 
# Default-Start:	3 5
# Default-Stop:		0 1 2 6
# Short-Description:	mcelog hardware error logging
# Description:          Start the mcelog hardware error logging. 
#                       This logs and handles CPU hardware errors on x86 systems.
### END INIT INFO
# pull in sysconfig settings
[ -f /etc/sysconfig/mcelogd ] && . /etc/sysconfig/mcelogd

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

# private settings
MCELOG=${MCELOG:-/usr/sbin/mcelog}
TRIGGER=/sys/devices/system/machinecheck/machinecheck0/trigger
LOCKFILE="/var/lock/subsys/mcelogd"
[ ! -x $MCELOG ] && ( echo "mcelog not found" ; exit 1 )
[ ! -r /dev/mcelog ] && ( echo "/dev/mcelog not active" ; exit 0 )

case "$MCELOG_MODE" in
daemon)
	;;
trigger)
	;;
cron)
	echo "mcelog not started"
	exit 0
	;;
*)
	echo "Unknown mcelog mode $MCELOG_MODE. Valid daemon/trigger/cron"
	exit 1
esac

case "$1" in
start)
	if [ -f $LOCKFILE ]; then
		exit 0
	fi

	if [ "$MCELOG_MODE" = "daemon" ] ; then
		echo "Starting mcelog daemon"
		daemon $MCELOG --daemon $MCELOG_OPTIONS
		touch $LOCKFILE
	elif [ -f "$TRIGGER" ] ; then
		echo $MCELOG > "$TRIGGER"
		touch $LOCKFILE
	else
		echo No machine check capability
	fi
	;;
stop)
	if [ "$MCELOG_MODE" = "daemon" ] ; then
		echo "Stopping mcelog"
		killproc $MCELOG -TERM
		rm -f $LOCKFILE
	elif [ "$MCELOG_MODE" = "trigger" -a -f "$TRIGGER" ]; then 
		echo "" > "$TRIGGER"
		rm -f $LOCKFILE
	else
		echo mcelog not running
	fi
	;;
try-restart)
	$0 status > /dev/null && $0 restart
	;;
restart)
	$0 stop
	$0 start
	;;
reload)
	$0 try-restart
	;;
force-reload)
	$0 try-restart
	;;
status)
	if [ "$MCELOG_MODE" = "daemon" ] ; then
		echo "Checking for mcelog"
		status $MCELOG
	fi
	;;
*)
	echo "Usage: $0 {start|stop|try-restart|restart|status|force-reload|reload}"
	exit 1
esac