#!/bin/sh

set -e

HOSTS="${*}"

if [ -z "${HOSTS}" ]
then
	echo "Usage: ${0} localhost|[HOST1 HOST2 ...]" >&2
	exit 1
fi

for HOST in ${HOSTS}
do
	case "${HOST}" in
		localhost)
			echo -n "Flushing zone memory..."

			service knot stop
			rm -rf /var/lib/knot/timers/*.mdb
			service knot start

			echo " done."
			;;

		*)
			echo -n "Flushing ${HOST} zone memory..."

			ssh "${HOST}" "sudo service knot stop && rm -rf /var/lib/knot/timers/*.mdb && sudo service knot start"

			echo " done."
			;;
	esac
done