#!/bin/sh

# Wrapper script for qcontrol to execute single commands
# If called with -t, it only tests if the device is supported

# Test if device is supported
device=$(grep "Hardware[[:space:]]*:" /proc/cpuinfo 2>/dev/null | \
	 head -n1 | sed "s/^[^:]*: //")
case $device in
    "QNAP TS-109/TS-209" | "QNAP TS-119/TS-219" | "QNAP TS-409" | "QNAP TS-41x")
	# Success or continue 
	[ "$1" = "-t" ] && exit 0 || true ;;
    *)
	# Failure or silently exit
	[ "$1" = "-t" ] && exit 1 || exit 0 ;;
esac

# qcontrol should not be running already; silently exit
[ -z "$(pidof qcontrol)" ] || exit 0

SOCKET=/var/run/qcontrol.sock

qcontrol_start() {
	rm -f $SOCKET
	qcontrol -d >/dev/null &
	# allow time to startup (read config)
	sleep 1
	pid=$(pidof qcontrol)

	if [ "$pid" ]; then
		if [ -S $SOCKET ]; then
			echo $pid
			return 0
		else
			kill -TERM $pid
		fi
	fi
	return 1
}

# The gpio_keys character device is required with the default
# Debian configuration file.
test_event_dev() {
	[ -c /dev/input/by-path/platform-gpio-keys-event ] || return 1
}

case $device in
    "QNAP TS-409" | "QNAP TS-41x")
	if [ "$1" = powerled ]; then
		exit 0
	fi ;;
esac

test_event_dev || exit 0
if pid=$(qcontrol_start); then
	# Returns 1 even on success
	qcontrol "$@" || true

	# Kill the control process
	kill -TERM $pid
	rm -f $SOCKET
fi

exit 0
