/*
 * Copyright (C) Internet Systems Consortium, Inc. ("ISC")
 *
 * SPDX-License-Identifier: MPL-2.0
 *
 * This Source Code Form is subject to the terms of the Mozilla Public
 * License, v. 2.0.  If a copy of the MPL was not distributed with this
 * file, you can obtain one at https://mozilla.org/MPL/2.0/.
 *
 * See the COPYRIGHT file distributed with this work for additional
 * information regarding copyright ownership.
 */
{% set maxdelegationservers = maxdelegationservers | default(None) %}

options {
	query-source address 10.53.0.4;
	notify-source 10.53.0.4;
	transfer-source 10.53.0.4;
	port @PORT@;
	pid-file "named.pid";
	listen-on { 10.53.0.4; };
	recursion yes;
	dnssec-validation no;
	dnstap { resolver query; };
	dnstap-output file "dnstap.out";
	{% if maxdelegationservers %}
        @maxdelegationservers@
	{% endif %}
};

/*
 * Forcing TCP ensures that ADDITIONAL won't be truncated (responses won't have
 * the TC flag, hence the resolver won't retry using TCP by itself, see
 * https://datatracker.ietf.org/doc/html/rfc2181#section-9)
 */
server 10.53.0.3 { tcp-only true; };
server 10.53.0.5 { tcp-only true; };
server 10.53.0.6 { tcp-only true; };
server 10.53.0.7 { tcp-only true; };
server 10.53.0.8 { tcp-only true; };
server 10.53.0.9 { tcp-only true; };
server 10.53.0.10 { tcp-only true; };
server 10.53.1.1 { tcp-only true; };
server 10.53.1.2 { tcp-only true; };
server 10.53.2.1 { tcp-only true; };

zone "." {
	type hint;
	file "root.hint";
};

key rndc_key {
	secret "1234abcd8765";
	algorithm @DEFAULT_HMAC@;
};

controls {
	inet 10.53.0.4 port @CONTROLPORT@ allow { any; } keys { rndc_key; };
};