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Commit 884fac34 authored by Franco Fichtner's avatar Franco Fichtner
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services: add OpenDNS filtering feature 

Adapted the the GUI layout and rewrote the curl probing in PHP
while at it.  Many thanks for the initial code donation and idea!

Donated by: gastbox.ch
parent 915f04b3
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src/etc/inc/priv.defs.inc
View file @ 884fac34
......@@ -854,6 +854,12 @@ $priv_list['page-services-dnsforwarder-edithost']['descr'] = gettext("Allow acce
$priv_list['page-services-dnsforwarder-edithost']['match'] = array();
$priv_list['page-services-dnsforwarder-edithost']['match'][] = "services_dnsmasq_edit.php*";
$priv_list['page-services-opendns'] = array();
$priv_list['page-services-opendns']['name'] = gettext("WebCfg - Services: DNS Filter");
$priv_list['page-services-opendns']['descr'] = gettext("Allow access to the 'Services: DNS Filter' page.");
$priv_list['page-services-opendns']['match'] = array();
$priv_list['page-services-opendns']['match'][] = "services_opendns.php*";
$priv_list['page-services-dnsresolver'] = array();
$priv_list['page-services-dnsresolver']['name'] = gettext("WebCfg - Services: DNS Resolver page");
$priv_list['page-services-dnsresolver']['descr'] = gettext("Allow access to the 'Services: DNS Resolver' page.");
......
src/opnsense/mvc/app/models/OPNsense/Base/Menu/Menu.xml
View file @ 884fac34
......@@ -83,6 +83,7 @@
<DHCPv6ServerRA VisibleName="DHCPv6 Server/RA" url="/services_dhcpv6.php">
<RouterAdvertisement url="/services_router_advertisements.php"/>
</DHCPv6ServerRA>
<DNSFilter VisibleName="DNS Filter" url="/services_opendns.php"/>
<DNSForwarder VisibleName="DNS Forwarder" url="/services_dnsmasq.php"/>
<DNSResolver VisibleName="DNS Resolver" url="/services_unbound.php">
<Advanced url="/services_unbound_advanced.php/"/>
......
src/opnsense/mvc/app/models/OPNsense/Core/ACL_Legacy_Page_Map.txt
View file @ 884fac34
......@@ -135,6 +135,7 @@ page-services-dhcpv6relay=services_dhcpv6_relay.php*
page-services-dnsforwarder=services_dnsmasq.php*
page-services-dnsforwarder-editdomainoverride=services_dnsmasq_domainoverride_edit.php*
page-services-dnsforwarder-edithost=services_dnsmasq_edit.php*
page-services-opendns=services_opendns.php*
page-services-dnsresolver=services_unbound.php*
page-services-dnsresolver-advanced=services_unbound_advanced.php*
page-services-dnsresolver-acls=services_unbound_acls.php*
......
src/www/fbegin.inc
View file @ 884fac34
......@@ -162,6 +162,7 @@ $firewall_menu = msort($firewall_menu,0);
// Services
$services_menu = array();
$services_menu[] = array(gettext("Captive Portal"), "/services_captiveportal.php");
$services_menu[] = array(gettext("DNS Filter"), "/services_opendns.php");
$services_menu[] = array(gettext("DNS Forwarder"), "/services_dnsmasq.php");
$services_menu[] = array(gettext("DNS Resolver"), "/services_unbound.php");
$services_menu[] = array(gettext("DHCP Relay"), "/services_dhcp_relay.php");
......
src/www/services_opendns.php 0 → 100644
View file @ 884fac34
<?php
/*
Copyright (c) 2015 Franco Fichtner <franco@opnsense.org>
Copyright (c) 2008 Tellnet AG
All rights reserved.
Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions are met:
1. Redistributions of source code must retain the above copyright notice,
this list of conditions and the following disclaimer.
2. Redistributions in binary form must reproduce the above copyright
notice, this list of conditions and the following disclaimer in the
documentation and/or other materials provided with the distribution.
THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES,
INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY
AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY,
OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
POSSIBILITY OF SUCH DAMAGE.
*/
require_once 'guiconfig.inc';
if (!is_array($config['opendns'])) {
$config['opendns'] = array();
}
$pconfig['enable'] = isset($config['opendns']['enable']);
$pconfig['username'] = $config['opendns']['username'];
$pconfig['password'] = $config['opendns']['password'];
$pconfig['host'] = $config['opendns']['host'];
if ($_POST) {
unset($input_errors);
$pconfig = $_POST;
/* input validation */
$reqdfields = array();
$reqdfieldsn = array();
if ($_POST['enable']) {
$reqdfields = array_merge($reqdfields, explode(" ", "host username password"));
$reqdfieldsn = array_merge($reqdfieldsn, explode(",", "Network,Username,Password"));
}
do_input_validation($_POST, $reqdfields, $reqdfieldsn, $input_errors);
if (($_POST['host'] && !is_domain($_POST['host']))) {
$input_errors[] = 'The host name contains invalid characters.';
}
if (($_POST['username'] && empty($_POST['username']))) {
$input_errors[] = 'The username cannot be empty.';
}
if ($_POST['test']) {
$ch = curl_init();
curl_setopt($ch, CURLOPT_URL, sprintf( 'https://updates.opendns.com/nic/update?hostname=%s', $pconfig['host']));
curl_setopt($ch, CURLOPT_USERPWD, sprintf('%s:%s', $pconfig['username'], $pconfig['password']));
curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
$output = curl_exec($ch);
curl_close($ch);
$test_results = explode("\r\n", $output);
} elseif (!$input_errors) {
$refresh = $pconfig['enable'] != $config['opendns']['enable'];
$config['opendns']['enable'] = $_POST['enable'] ? true : false;
$config['opendns']['username'] = $_POST['username'];
$config['opendns']['password'] = $_POST['password'];
$config['opendns']['host'] = $_POST['host'];
if ($refresh) {
if ($config['opendns']['enable']) {
unset($config['system']['dnsserver']);
$config['system']['dnsserver'][] = '208.67.222.222';
$config['system']['dnsserver'][] = '208.67.220.220';
$config['system']['dnsallowoverride'] = false;
} else {
unset($config['system']['dnsserver']);
$config['system']['dnsserver'][] = '';
$config['system']['dnsallowoverride'] = true;
}
}
write_config('OpenDNS filter configuration change');
if ($refresh) {
$retval = system_resolvconf_generate();
$savemsg = get_std_save_message($retval);
}
}
}
$pgtitle = array('Services', 'DNS Filter');
include 'head.inc';
?>
<body>
<?php include 'fbegin.inc'; ?>
<section class="page-content-main">
<div class="container-fluid">
<div class="row">
<?php
if ($input_errors) {
print_input_errors($input_errors);
}
if ($savemsg) {
print_info_box($savemsg);
}
?>
<section class="col-xs-12">
<div class="content-box table-responsive">
<form action="services_opendns.php" method="post">
<table width="100%" border="0" cellpadding="6" cellspacing="0" summary="main area" class="table table-striped">
<thead>
<tr>
<th colspan="2" valign="top" class="listtopic"><?=gettext('OpenDNS Setup'); ?></th>
</tr>
</thead>
<tbody>
<tr>
<td width="22%" valign="top" class="vncellreq"><?=gettext('Enable'); ?></td>
<td width="78%" class="vtable">
<input name="enable" type="checkbox" id="enable" value="yes" <?php if ($pconfig['enable']) { echo 'checked="checked"'; } ?>" />
<strong><?=gettext('Filter DNS requests using OpenDNS'); ?></strong>
<br />
<br />
<span class="vexpl">
<?=gettext(sprintf(
'Enabling the OpenDNS service will overwrite DNS servers configured ' .
'via the General Setup page as well as ignore any DNS servers learned ' .
'by DHCP/PPP on WAN and use the DNS servers from %s instead.',
'<a href="http://www.opendns.com" target="_blank">OpenDNS.com</a>'
)); ?>
</span>
</td>
</tr>
<tr>
<td width="22%" valign="top" class="vncell"><?=gettext('Username'); ?></td>
<td width="78%" class="vtable">
<input name="username" type="text" id="username" size="20" value="<?=htmlspecialchars($pconfig['username']);?>" />
<br />
<span class="vexpl">
<?=gettext(
'Signon Username to log into your OpenDNS dashboard. ' .
'It is used to automatically update the IP address of ' .
'the registered network.'
); ?>
</span>
</td>
</tr>
<tr>
<td width="22%" valign="top" class="vncell"><?=gettext('Password'); ?></td>
<td width="78%" class="vtable">
<input name="password" type="password" id="password" size="20" value="<?=htmlspecialchars($pconfig['password']);?>" />
</td>
</tr>
<tr>
<td width="22%" valign="top" class="vncell"><?=gettext('Network'); ?></td>
<td width="78%" class="vtable">
<input name="host" type="text" id="host" size="30" value="<?=htmlspecialchars($pconfig['host']);?>" />
<br />
<span class="vexpl">
<?=gettext(sprintf(
'Enter the network name configured on the %s under ' .
'\'Manage your networks\'. Used to update the node\'s ' .
'IP address whenever the WAN interface changes its IP address.',
'<a href="https://www.opendns.com/dashboard/networks/" target="_blank">' .
gettext('Networks Dashboard of OpenDNS') .'</a>'
)); ?>
</span>
</td>
</tr>
<?php if (is_array($test_results)): ?>
<tr>
<td width="22%" valign="top"><?=gettext('Test result');?></td>
<td width="78%">
<?php
foreach ($test_results as $result) {
if (!strlen($result)) {
continue;
}
echo sprintf(
'<span class="glyphicon glyphicon-%s"></span> %s<br />',
strpos($result, 'good') === 0 ? 'ok text-success' : 'remove text-danger',
$result
);
}
?>
</td>
</tr>
<?php endif; ?>
<tr>
<td width="22%" valign="top">&nbsp;</td>
<td width="78%">
<input name="submit" type="submit" class="btn btn-primary" value="<?=gettext('Save');?>" />
<input name="test" type="submit" class="btn btn-primary" value="<?=gettext('Test/Update');?>" />
</td>
</tr>
</tbody>
</table>
</form>
</div>
</section>
</div>
</div>
</section>
<?php include 'foot.inc'; ?>
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