#!/sbin/openrc-run
# Copyright 1999-2018 Gentoo Foundation
# Distributed under the terms of the GNU General Public License v2

UNBOUND_CONFIG="/etc/unbound/${RC_SVCNAME}.conf"

name="${name:-Unbound daemon}"
extra_commands="configtest"
extra_started_commands="reload"
description="unbound is a Domain Name Server (DNS) that is used to resolve host names to IP address"
description_configtest="Run syntax tests for configuration files only"
description_reload="Kills all children and reloads the configuration"

command="/usr/sbin/unbound"
command_args="-c \"${UNBOUND_CONFIG}\""
pidfile="$(unbound-checkconf -o pidfile "${UNBOUND_CONFIG}")"

depend() {
	need net
	use logger
	provide dns
	after auth-dns
}

start_pre() {
	if [ "${RC_CMD}" != "restart" ]; then
		configtest || return 1
	fi
}

stop_pre() {
	if [ "${RC_CMD}" = "restart" ]; then
		configtest || return 1
	fi
}

reload() {
	configtest || return 1
	ebegin "Reloading ${RC_SVCNAME}"
	start-stop-daemon --signal HUP --pidfile "${pidfile}"
	eend $? "Failed to reload ${RC_SVCNAME}"
}

configtest() {
	ebegin "Checking ${RC_SVCNAME} configuration"
	if ! unbound-checkconf "${UNBOUND_CONFFILE}" >/dev/null 2>&1; then
		unbound-checkconf "${UNBOUND_CONFFILE}"
	fi
	eend $? "Failed, please correct the errors above"
}