#!/sbin/runscript
# Copyright 1999-2006 Gentoo Foundation
# Distributed under the terms of the GNU General Public License, v2

depend() {
    need localmount
}

checkconfig() {
    if [[ -z ${DISK} || -z ${THRESHOLD} ]] ; then
	eerror "You should setup DISK and THRESHOLD in /etc/conf.d/hdapsd."
	return 1
    fi

    if [ ! -b /dev/${DISK} ]; then
	eerror "Could not find disk /dev/${DISK}!"
	eerror "Adjust the DISK setting in /etc/conf.d/hdapsd"
	return 1
    fi

    if [[ ! -e /sys/block/${DISK}/queue/protect ]] && [[ ! -e /sys/block/${DISK}/device/unload_heads ]] ; then
	eerror "No protect entry for ${DISK}!"
	eerror "Make sure your kernel is patched with the blk_freeze patch"
	return 1
    fi

    # Load the tp_smapi module first
    # This is not a requirement, but it helps hdapsd adaptive mode
    if [[ ! -e /sys/devices/platform/smapi ]] ; then
	modprobe tp_smapi 2>/dev/null
    fi
	
    if [[ ! -d /sys/devices/platform/hdaps ]]; then
	ebegin "Loading hdaps module"
        modprobe hdaps
	eend $? || return 1
    fi
}

start() {
    checkconfig || return 1

    ebegin "Starting Hard Drive Active Protection System daemon"
    start-stop-daemon --start --exec /usr/sbin/hdapsd \
	--pidfile /var/run/hdapsd.pid \
	-- -b -p -d "${DISK}" -s "${THRESHOLD}" ${OPTIONS}
    eend $?
}
	
stop() {
    ebegin "Stopping Hard Drive Active Protection System daemon"
    start-stop-daemon --stop --exec /usr/sbin/hdapsd \
	--pidfile /var/run/hdapsd.pid
    eend $?
}