pfSense

 * services_dnsmasq.php

 *

 * part of pfSense (https://www.pfsense.org)

 * Copyright (c) 2004-2016 Rubicon Communications, LLC (Netgate)

 * Copyright (c) 2003-2004 Bob Zoller <bob@kludgebox.com>

 *

 * originally based on m0n0wall (http://m0n0.ch/wall)

 *

 * Licensed under the Apache License, Version 2.0 (the "License");

 *

 * http://www.apache.org/licenses/LICENSE-2.0

 *

 * Unless required by applicable law or agreed to in writing, software

 */

##|+PRIV

##|*NAME=Services: DNS Forwarder

##|*DESCR=Allow access to the 'Services: DNS Forwarder' page.

require_once("guiconfig.inc");

require_once("functions.inc");

require_once("system.inc");

// Sort host entries for display in alphabetical order

function hostcmp($a, $b) {

// Sort domain entries for display in alphabetical order

function domaincmp($a, $b) {

$pconfig['enable'] = isset($config['dnsmasq']['enable']);

$pconfig['regdhcp'] = isset($config['dnsmasq']['regdhcp']);

$pconfig['regdhcpstatic'] = isset($config['dnsmasq']['regdhcpstatic']);

$pconfig['dhcpfirst'] = isset($config['dnsmasq']['dhcpfirst']);

$pconfig['strict_order'] = isset($config['dnsmasq']['strict_order']);

$pconfig['no_private_reverse'] = isset($config['dnsmasq']['no_private_reverse']);

$pconfig['port'] = $config['dnsmasq']['port'];

$pconfig['custom_options'] = $config['dnsmasq']['custom_options'];

$pconfig['strictbind'] = isset($config['dnsmasq']['strictbind']);

if (!empty($config['dnsmasq']['interface'])) {

	$pconfig['interface'] = explode(",", $config['dnsmasq']['interface']);

} else {

	$pconfig['interface'] = array();

}

if (!is_array($config['dnsmasq']['hosts'])) {

	$config['dnsmasq']['hosts'] = array();

}

if (!is_array($config['dnsmasq']['domainoverrides'])) {

	$config['dnsmasq']['domainoverrides'] = array();

}

$a_hosts = &$config['dnsmasq']['hosts'];

hosts_sort();

$a_domainOverrides = &$config['dnsmasq']['domainoverrides'];

domains_sort();

	if ($_POST['apply']) {

		$retval |= services_dnsmasq_configure();

	} else {

		$config['dnsmasq']['enable'] = ($_POST['enable']) ? true : false;

		if (isset($_POST['enable']) && isset($config['unbound']['enable'])) {

				$input_errors[] = gettext("The DNS Resolver is enabled using this port. Choose a non-conflicting port, or disable DNS Resolver.");

			}

		}

		if ($_POST['port']) {

				$input_errors[] = gettext("A valid port number must be specified.");

			}

		}

		if (is_array($_POST['interface'])) {

		}

		if ($config['dnsmasq']['custom_options']) {

		}

		if (!$input_errors) {

			mark_subsystem_dirty('hosts');

		}

	}

}

	if ($_GET['type'] == 'host') {

			mark_subsystem_dirty('hosts');

			header("Location: services_dnsmasq.php");

	} elseif ($_GET['type'] == 'doverride') {

		if ($a_domainOverrides[$_GET['id']]) {

			mark_subsystem_dirty('hosts');

			header("Location: services_dnsmasq.php");

}

function build_if_list() {

	global $pconfig;

	$interface_addresses = get_possible_listen_ips(true);

	if (empty($pconfig['interface']) || empty($pconfig['interface'][0])) {

		array_push($iflist['selected'], "");

	}

		if ($pconfig['interface'] && in_array($laddr, $pconfig['interface'])) {

			array_push($iflist['selected'], $laddr);

		}

	}

$pgtitle = array(gettext("Services"), gettext("DNS Forwarder"));

$shortcut_section = "forwarder";

include("head.inc");

if ($input_errors) {

	print_input_errors($input_errors);

}

if ($_POST['apply']) {

}

if (is_subsystem_dirty('hosts')) {

	print_apply_box(gettext("The DNS forwarder configuration has been changed.") . "<br />" . gettext("The changes must be applied for them to take effect."));

}

$form = new Form();

))->toggles('.toggle-dhcp', 'disable');

))->setHelp(sprintf("If this option is set, then machines that specify".

			" their hostname when requesting a DHCP lease will be registered".

			" The domain in %sSystem: General Setup%s should also".

			" be set to the proper value.",'<a href="system.php">','</a>'))

	->addClass('toggle-dhcp');

))->setHelp(sprintf("If this option is set, then DHCP static mappings will ".

					"be registered in the DNS forwarder, so that their name can be ".

					"resolved. The domain in %sSystem: General Setup%s should also ".

					"be set to the proper value.",'<a href="system.php">','</a>'))

	->addClass('toggle-dhcp');

))->setHelp(sprintf("If this option is set, then DHCP mappings will ".

					"be resolved before the manual list of names below. This only ".

					"affects the name given for a reverse lookup (PTR)."))

$group = new Form_Group('DNS Query Forwarding');

	'strict_order',

))->setHelp(sprintf("If this option is set, %s DNS Forwarder (dnsmasq) will ".

					"query the DNS servers sequentially in the order specified (<i>System - General Setup - DNS Servers</i>), ".

					"rather than all at once in parallel. ", $g['product_name']));

$group->add(new Form_Checkbox(

	'domain_needed',

))->setHelp(sprintf("If this option is set, %s DNS Forwarder (dnsmasq) will ".

					"not forward A or AAAA queries for plain names, without dots or domain parts, to upstream name servers.	 ".

					"If the name is not known from /etc/hosts or DHCP then a \"not found\" answer is returned. ", $g['product_name']));

$group->add(new Form_Checkbox(

	'no_private_reverse',

))->setHelp(sprintf("If this option is set, %s DNS Forwarder (dnsmasq) will ".

					"not forward reverse DNS lookups (PTR) for private addresses (RFC 1918) to upstream name servers.  ".

					"If the IP to name is not known from /etc/hosts, DHCP or a specific domain override then a \"not found\" answer is immediately returned. ", $g['product_name']));

$section->add($group);

$section->addInput(new Form_Input(

	'number',

))->setHelp('The port used for responding to DNS queries. It should normally be left blank unless another service needs to bind to TCP/UDP port 53.');

	'Strict binding',

	'Strict interface binding',

))->setHelp('If this option is set, the DNS forwarder will only bind to the interfaces containing the IP addresses selected above, ' .

					'rather than binding to all interfaces and discarding queries to other addresses.' . '<br /><br />' .

					'This option does NOT work with IPv6. If set, dnsmasq will not bind to IPv6 addresses.');

$section->addInput(new Form_Textarea(

	'custom_options',

))->setHelp('Enter any additional options to add to the dnsmasq configuration here, separated by a space or newline.')

  ->addClass('advanced');

?>

<div class="panel panel-default">

	<div class="panel-heading"><h2 class="panel-title"><?=gettext("Host Overrides")?></h2></div>

	<div class="panel-body table-responsive">

		<table class="table table-striped table-hover table-condensed sortable-theme-bootstrap table-rowdblclickedit" data-sortable>

			<thead>

				<tr>

					<th><?=gettext("Host")?></th>

					<th><?=gettext("Actions")?></th>

				</tr>

			</thead>

foreach ($a_hosts as $i => $hostent):

?>

						<?=$hostent['host']?>

					</td>

						<?=$hostent['domain']?>

					</td>

						<?=$hostent['ip']?>

					</td>

						<a class="fa fa-pencil"	title="<?=gettext('Edit host override')?>" 	href="services_dnsmasq_edit.php?id=<?=$hostent['idx']?>"></a>

					</td>

		foreach ($hostent['aliases']['item'] as $alias):

?>

				<tr>

					<td>

						<?=$alias['host']?>

					</td>

						<?=$alias['domain']?>

					</td>

						<?=gettext("Alias for ");?><?=$hostent['host'] ? $hostent['host'] . '.' . $hostent['domain'] : $hostent['domain']?>

					</td>

						<i class="fa fa-angle-double-right text-info"></i>

						<?=htmlspecialchars($alias['description'])?>

						<a class="fa fa-pencil"	title="<?=gettext('Edit host override')?>" 	href="services_dnsmasq_edit.php?id=<?=$i?>"></a>

					</td>

				</tr>

<?php

<nav class="action-buttons">

	<a href="services_dnsmasq_edit.php" class="btn btn-sm btn-success btn-sm">

		<i class="fa fa-plus icon-embed-btn"></i>

		<?=gettext('Add')?>

</nav>

	<div class="panel-heading"><h2 class="panel-title"><?=gettext("Domain Overrides")?></h2></div>

	<div class="panel-body table-responsive">

		<table class="table table-striped table-hover table-condensed sortable-theme-bootstrap table-rowdblclickedit" data-sortable>

			<thead>

				<tr>

					<th><?=gettext("Domain")?></th>

					<th><?=gettext("Actions")?></th>

				</tr>

			</thead>

foreach ($a_domainOverrides as $i => $doment):

?>

				<tr>

					<td>

						<?=$doment['domain']?>

					</td>

						<?=$doment['ip']?>

					</td>

						<?=htmlspecialchars($doment['descr'])?>

					</td>

						<a class="fa fa-pencil"	title="<?=gettext('Edit domain override')?>" href="services_dnsmasq_domainoverride_edit.php?id=<?=$doment['idx']?>"></a>

					</td>

				</tr>

<?php

		</table>

	</div>

<nav class="action-buttons">

	<a href="services_dnsmasq_domainoverride_edit.php" class="btn btn-sm btn-success btn-sm">

		<i class="fa fa-plus icon-embed-btn"></i>

		<?=gettext('Add')?>

</nav>

<div class="infoblock">

<?php

include("foot.inc");