#!/sbin/openrc-run

ZENDRITE=${SVCNAME#*.}
: ${ZENDRITE_CONFDIR:=${RC_PREFIX%/}/etc/dendrite}

if [ -n "${ZENDRITE}" ] && [ ${SVCNAME} != "zendrite" ]; then
: ${ZENDRITE_CONFIG:=${ZENDRITE_CONFDIR}/${ZENDRITE}.yaml}
: ${ZENDRITE_PIDFILE:=${RC_PREFIX%/}/run/zendrite.${ZENDRITE}.pid}
: ${ZENDRITE_RC_CONFIG:=${RC_PREFIX%/}/etc/conf.d/zendrite.${ZENDRITE}}
else
: ${ZENDRITE_CONFIG:=${ZENDRITE_CONFDIR}/zendrite.yaml}
: ${ZENDRITE_PIDFILE:=${RC_PREFIX%/}/run/${SVCNAME}.pid}
: ${ZENDRITE_RC_CONFIG:=${RC_PREFIX%/}/etc/conf.d/zendrite}
fi

command="${RC_PREFIX%/}/usr/bin/zendrite"
pidfile="${ZENDRITE_PIDFILE}"
command_background=true
command_user="dendrite:dendrite"
directory="/var/lib/dendrite"
command_args="${ZENDRITE_OPTS} -config ${ZENDRITE_CONFIG}"

checkconfig() {
	test -f "${ZENDRITE_CONFIG}" || {
		echo "\"${ZENDRITE_CONFIG}\" does not exist or is not a regular file." >&2
		echo "Please, look at https://codefloe.com/pat-s/zendrite for instructions" >&2
		echo "on how to configure your zendrite instance, and use" >&2
		echo "\"${ZENDRITE_CONFDIR}/zendrite-sample.yaml\" as an example." >&2
		return 1
	}
}

start_pre() {
	# If this isn't a restart, make sure that the user's config isn't
	# busted before we try to start the daemon (this will produce
	# better error messages than if we just try to start it blindly).
	#
	# If, on the other hand, this *is* a restart, then the stop_pre
	# action will have ensured that the config is usable and we don't
	# need to do that again.
	if [ "${RC_CMD}" != "restart" ] ; then
		checkconfig || return $?
	fi
}

stop_pre() {
	# If this is a restart, check to make sure the user's config
	# isn't busted before we stop the running daemon.
	if [ "${RC_CMD}" = "restart" ] ; then
		checkconfig || return $?
	fi
}