#!/bin/sh

DAEMON="virtlogd"
EXECFILE="/usr/sbin/$DAEMON"
PIDFILE="/var/run/$DAEMON.pid"

VIRTLOGD_ARGS=""

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

start() {
	printf 'Starting %s: ' "$DAEMON"
	# shellcheck disable=SC2086 # we need the word splitting
	start-stop-daemon -S -q -p "$PIDFILE" -x "$EXECFILE" \
		-- -d $VIRTLOGD_ARGS
	status=$?
	if [ "$status" -eq 0 ]; then
		echo "OK"
	else
		echo "FAIL"
	fi
	return "$status"
}

stop() {
	printf 'Stopping %s: ' "$DAEMON"
	start-stop-daemon -K -q -p "$PIDFILE" -x "$EXECFILE"
	status=$?
	if [ "$status" -eq 0 ]; then
		echo "OK"
	else
		echo "FAIL"
	fi
	return "$status"
}

restart() {
	stop
	sleep 1
	start
}

# On receipt of SIGUSR1 virtlogd will re-exec() its binary, while maintaining
# all current logs and clients. This allows for live upgrades of the virtlogd
# service.
reload() {
	printf 'Reloading %s: ' "$DAEMON"
	start-stop-daemon -K -s USR1 -q -p "$PIDFILE" -x "$EXECFILE"
	status=$?
	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