#!/bin/sh

DAEMON="NetworkManager"
PIDFILE="/var/run/$DAEMON.pid"

# shellcheck source=/dev/null
test -r "/etc/default/$DAEMON" && . "/etc/default/$DAEMON"

start() {
	printf 'Starting %s: ' "$DAEMON"
	[ ! -d "/var/run/$DAEMON" ] && install -d "/var/run/$DAEMON"
	# shellcheck disable=SC2086 # we need the word splitting
	start-stop-daemon --start --pidfile "$PIDFILE" \
		--exec "/usr/sbin/$DAEMON" \
		-- --pid-file="$PIDFILE" $NETWORKMANAGER_ARGS
	status=$?
	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/sbin/$DAEMON"
	status=$?
	if [ "$status" -eq 0 ]; then
		echo "OK"
	else
		echo "FAIL"
		return "$status"
	fi
	# NetworkManager deletes its PID file on exit, wait for it to
	# be gone
	while [ -f "$PIDFILE" ]; do
		sleep 0.1
	done
	return "$status"
}

restart() {
	stop
	start
}

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

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