pfSense

<?php

/*

	services_dnsmasq.php

*/

 *	Copyright (c)  2004-2015  Electric Sheep Fencing, LLC. All rights reserved.

 *	Copyright (c)  2004 Manuel Kasper (BSD 2 clause)

 *	Redistribution and use in source and binary forms, with or without modification,

 *	are permitted provided that the following conditions are met:

 *

 *	1. Redistributions of source code must retain the above copyright notice,

 *		this list of conditions and the following disclaimer.

 *

 *	2. Redistributions in binary form must reproduce the above copyright

 *		notice, this list of conditions and the following disclaimer in

 *		the documentation and/or other materials provided with the

 *		distribution.

 *

 *	3. All advertising materials mentioning features or use of this software

 *		must display the following acknowledgment:

 *		"This product includes software developed by the pfSense Project

 *		 for use in the pfSense software distribution. (http://www.pfsense.org/).

 *

 *	4. The names "pfSense" and "pfSense Project" must not be used to

 *		 endorse or promote products derived from this software without

 *		 prior written permission. For written permission, please contact

 *		 coreteam@pfsense.org.

 *

 *	5. Products derived from this software may not be called "pfSense"

 *		nor may "pfSense" appear in their names without prior written

 *		permission of the Electric Sheep Fencing, LLC.

 *

 *	6. Redistributions of any form whatsoever must retain the following

 *		acknowledgment:

 *

 *	"This product includes software developed by the pfSense Project

 *	for use in the pfSense software distribution (http://www.pfsense.org/).

 *

 *	THIS SOFTWARE IS PROVIDED BY THE pfSense PROJECT ``AS IS'' AND ANY

 *	EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE

 *	IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR

 *	PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE pfSense PROJECT OR

 *	ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,

 *	SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT

 *	NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;

 *	LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)

 *	HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,

 *	STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)

 *	ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED

 *	OF THE POSSIBILITY OF SUCH DAMAGE.

 *

 *	====================================================================

 *

 */

##|*IDENT=page-services-dnsforwarder

##|*MATCH=services_dnsmasq.php*

##|-PRIV

require_once("filter.inc");

require_once("shaper.inc");

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

if ($_POST) {

		$retval = 0;

		$retval = services_dnsmasq_configure();

		$savemsg = get_std_save_message($retval);

		// Reload filter (we might need to sync to CARP hosts)

		filter_configure();

		/* Update resolv.conf in case the interface bindings exclude localhost. */

		system_resolvconf_generate();

		/* Start or restart dhcpleases when it's necessary */

		system_dhcpleases_configure();

		if ($retval == 0) {

			clear_subsystem_dirty('hosts');

		}

		$pconfig = $_POST;

		unset($input_errors);

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

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

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

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

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

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

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

		$config['dnsmasq']['custom_options'] = str_replace("\r\n", "\n", $_POST['custom_options']);

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

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

			if ($_POST['port'] == $config['unbound']['port']) {

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

			}

		if ($_POST['port']) {

			if (is_port($_POST['port'])) {

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

			} else {

				$input_errors[] = gettext("You must specify a valid port number");

			}

		} else if (isset($config['dnsmasq']['port'])) {

			unset($config['dnsmasq']['port']);

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

			$config['dnsmasq']['interface'] = implode(",", $_POST['interface']);

		} elseif (isset($config['dnsmasq']['interface'])) {

			unset($config['dnsmasq']['interface']);

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

			$args = '';

			foreach (preg_split('/\s+/', $config['dnsmasq']['custom_options']) as $c) {

				$args .= escapeshellarg("--{$c}") . " ";

			}

			exec("/usr/local/sbin/dnsmasq --test $args", $output, $rc);

			if ($rc != 0) {

				$input_errors[] = gettext("Invalid custom options");

			}

		if (!$input_errors) {

			write_config();

if ($_GET['act'] == "del") {

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

			unset($a_hosts[$_GET['id']]);

			write_config();

			exit;

		}

	}

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

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

			unset($a_domainOverrides[$_GET['id']]);

			write_config();

			exit;

		}

	}

	$interface_addresses = get_possible_listen_ips(true);

	$iflist = array('options' => array(), 'selected' => array());

	$iflist['options'][""]	= "All";

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

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

	foreach ($interface_addresses as $laddr => $ldescr) {

		$iflist['options'][$laddr] = htmlspecialchars($ldescr);

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

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

	}

	unset($interface_addresses);

	return($iflist);

}

	print_input_errors($input_errors);

	print_info_box($savemsg, 'success');

if (is_subsystem_dirty('hosts'))

	print_info_box_np(gettext("The DNS forwarder configuration has been changed") . ".<br />" . gettext("You must apply the changes in order for them to take effect."));

$section = new Form_Section('General DNS Forwarder Options');

$section->addInput(new Form_Checkbox(

	'enable',

	'Enable',

	'Enable DNS forwarder',

	$pconfig['enable']

$section->addInput(new Form_Checkbox(

	'regdhcp',

	'DHCP Registration',

	'Register DHCP leases in DNS forwarder',

	$pconfig['regdhcp']

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

			" You should also set the domain in %sSystem:".

	->addClass('toggle-dhcp');

$section->addInput(new Form_Checkbox(

	'regdhcpstatic',

	'Static DHCP',

	'Register DHCP static mappings in DNS forwarder',

	$pconfig['regdhcpstatic']

					"resolved. You should also set the domain in %s".

	->addClass('toggle-dhcp');

$section->addInput(new Form_Checkbox(

	'dhcpfirst',

	'Prefer DHCP',

	'Resolve DHCP mappings first',

	$pconfig['dhcpfirst']

	->addClass('toggle-dhcp');

$group->add(new Form_Checkbox(

	'DNS Query Forwarding',

	'Query DNS servers sequentially',

	$pconfig['strict_order']

	null,

	'Require domain',

	$pconfig['domain_needed']

	null,

	'Do not forward private reverse lookups',

	$pconfig['no_private_reverse']

					"Any entries in the Domain Overrides section forwarding private \"n.n.n.in-addr.arpa\" names to a specific server are still forwarded. ".

	'port',

	'Listen Port',

	$pconfig['port'],

	['placeholder' => '53']

$iflist = build_if_list();

$section->addInput(new Form_Select(

	'interface',

	'Interfaces',

	$iflist['selected'],

	$iflist['options'],

	true

))->setHelp('Interface IPs used by the DNS Forwarder for responding to queries from clients. If an interface has both IPv4 and IPv6 IPs, both are used. Queries to other interface IPs not selected below are discarded. ' .

			'The default behavior is to respond to queries on every available IPv4 and IPv6 address.');

$section->addInput(new Form_Checkbox(

	'strictbind',

	$pconfig['strictbind']

	'Custom options',

	$pconfig['custom_options']

	->addClass('advanced');

$form->add($section);

print($form);

	" address as a DNS server to DHCP clients so they will use".

	" the forwarder. The DNS forwarder will use the DNS servers".

	" entered in %sSystem: General setup%s".

	" or those obtained via DHCP or PPP on WAN if the "Allow".

	" DNS server list to be overridden by DHCP/PPP on WAN"".

	" is checked. If you don't use that option (or if you use".

	" a static IP address on WAN), you must manually specify at".

	" least one DNS server on the %sSystem:".

<div class="panel panel-default">

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

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

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

					<th></th>

			<tbody>

<?php

				<tr>

					<td>

					<td>

					<td>

					<td>

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

					</td>

					<td>

				</tr>

<?php

	if ($hostent['aliases']['item'] && is_array($hostent['aliases']['item'])):

					<td>

					<td>

						Alias for <?=$hostent['host'] ? $hostent['host'] . '.' . $hostent['domain'] : $hostent['domain']?>

					</td>

					<td>

					</td>

					<td>

		endforeach;

	endif;

endforeach;

?>

			</tbody>

		</table>

	</div>

</div>

	</a>

<?php

<div class="panel panel-default">

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

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

					<th></th>

			<tbody>

<?php

					<td>

					<td>

					<td>

						<a class="fa fa-trash"	title="<?=gettext('Delete domain override')?>" href="services_dnsmasq.php?act=del&amp;type=doverride&amp;id=<?=$i?>"></a>

endforeach;

?>

			</tbody>

</div>

	</a>

events.push(function(){

	// On clicking the "Apply" button, submit the main form, not the little form the button lives in

//        $('form:last').submit();

//    });

// });

</script>

print_info_box(gettext("Entries in this area override an entire domain, and subdomains, by specifying an".