#!/bin/sh

DAEMON="dbus-daemon"
PIDFILE="/var/run/$DAEMON.pid"

start() {
	printf 'Starting system %s: ' "$DAEMON"
	# Create needed directories
	mkdir -p /run/dbus
	mkdir -p /tmp/dbus
	# Generate /var/lib/dbus/machine-id if needed
	dbus-uuidgen --ensure

	start-stop-daemon --start --pidfile "$PIDFILE" \
		--exec "/usr/bin/$DAEMON" \
		-- --system --syslog
	status=$?
	if [ "$status" -eq 0 ]; then
		echo "OK"
	else
		echo "FAIL"
	fi
	return "$status"
}

stop() {
	printf 'Stopping %s: ' "$DAEMON"
	start-stop-daemon --stop --pidfile "$PIDFILE" --exec "/usr/bin/$DAEMON"
	status=$?
	if [ "$status" -eq 0 ]; then
		echo "OK"
	else
		echo "FAIL"
		return "$status"
	fi
	while start-stop-daemon --stop --test --quiet --pidfile "$PIDFILE" \
		--exec "/usr/bin/$DAEMON"; do
		sleep 0.1
	done
	rm -f "$PIDFILE"
	return "$status"
}

reload() {
	printf "Reloading %s config: " "$DAEMON"
	start-stop-daemon --stop --signal HUP -q --pidfile "$PIDFILE" \
		--exec "/usr/bin/$DAEMON"
	status=$?
	if [ "$status" -eq 0 ]; then
		echo "OK"
	else
		echo "FAIL"
	fi
	return "$status"
}

restart() {
	stop
	start
}

case "$1" in
	start|stop|reload|restart)
		"$1"
		;;
	*)
		echo "Usage: $0 {start|stop|restart|reload}"
		exit 1
		;;
esac