#!/bin/sh

DAEMON=hd-idle
. /etc/init.d/modlibrc

config() {
	## hd-idle needs sysfs to do what it should
	[ -n "$(grep sysfs /proc/mounts | head -n 1 | awk '{print $2}')" ] && return

	echo -n "Trying to mount sysfs ... "
	mkdir -p /var/sys
	mount sysfs /var/sys -t sysfs
	if [ "$?" -eq 0 ]; then
		echo 'done.'
	else
		[ ! -d /sys ] && echo "failed (backup mountpoint not available)." && exit 1
		mount sysfs /sys -t sysfs
		exitval=$?
		if [ "$exitval" -eq 0 ]; then
			echo 'done.'
		else
			echo 'failed.'
			exit $exitval
		fi
	fi
}

start() {
	modlib_startdaemon $DAEMON $HD_IDLE_DEVICE -l $HD_IDLE_IDLETIME &
}

stop() {
	echo -n " ("
	for I in $(pidof hd-idle); do
		kill $I > /dev/null 2>&1
		if [ "$?" -eq 0 ]; then
			echo -n 'v'
		else
			echo -n 'x'
		fi
	done
	echo ") "
}

case $1 in
	""|load)
		modreg cgi 'hd-idle' 'HD-Idle'
		modreg daemon $DAEMON

		modlib_start $HD_IDLE_ENABLED
		;;
	unload)
		modunreg daemon $DAEMON
		modunreg cgi 'hd-idle'
		modlib_stop
		;;
	start)
		modlib_start
		;;
	stop)
		modlib_stop
		;;
	restart)
		modlib_restart
		;;
	status)
		modlib_status
		;;
	*)
		echo "Usage: $0 [load|unload|start|stop|restart|status]" 1>&2
		exit 1
		;;

esac

exit 0