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<?php
/*
services_unbound_host_edit.php
*/
/* ====================================================================
* Copyright (c) 2004-2015 Electric Sheep Fencing, LLC. All rights reserved.
* Copyright (c) 2014 Warren Baker (warren@decoy.co.za)
* Copyright (c) 2003-2004 Bob Zoller <bob@kludgebox.com> and Manuel Kasper <mk@neon1.net>
*
* Some or all of this file is based on the m0n0wall project which is
* 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.
*
* ====================================================================
*
*/
/*
pfSense_MODULE: dnsresolver
*/
##|+PRIV
##|*IDENT=page-services-dnsresolver-edithost
##|*NAME=Services: DNS Resolver: Edit host
##|*DESCR=Allow access to the 'Services: DNS Resolver: Edit host' page.
##|*MATCH=services_unbound_host_edit.php*
##|-PRIV
function hostcmp($a, $b) {
return strcasecmp($a['host'], $b['host']);
}
function hosts_sort() {
global $g, $config;
if (!is_array($config['unbound']['hosts'])) {
return;
}
usort($config['unbound']['hosts'], "hostcmp");
}
require("guiconfig.inc");
if (!is_array($config['unbound']['hosts'])) {
$config['unbound']['hosts'] = array();
}
$a_hosts = &$config['unbound']['hosts'];
if (is_numericint($_GET['id'])) {
$id = $_GET['id'];
}
if (isset($_POST['id']) && is_numericint($_POST['id'])) {
$id = $_POST['id'];
}
if (isset($id) && $a_hosts[$id]) {
$pconfig['host'] = $a_hosts[$id]['host'];
$pconfig['domain'] = $a_hosts[$id]['domain'];
$pconfig['ip'] = $a_hosts[$id]['ip'];
$pconfig['descr'] = $a_hosts[$id]['descr'];
$pconfig['aliases'] = $a_hosts[$id]['aliases'];
}
if ($_POST) {
unset($input_errors);
$pconfig = $_POST;
/* input validation */
$reqdfields = explode(" ", "domain ip");
$reqdfieldsn = array(gettext("Domain"), gettext("IP address"));
do_input_validation($_POST, $reqdfields, $reqdfieldsn, $input_errors);
if ($_POST['host']) {
if (!is_hostname($_POST['host'])) {
$input_errors[] = gettext("The hostname can only contain the characters A-Z, 0-9, '_' and '-'. It may not start or end with '-'.");
} else {
if (!is_unqualified_hostname($_POST['host'])) {
$input_errors[] = gettext("A valid hostname is specified, but the domain name part should be omitted");
}
}
}
if (($_POST['domain'] && !is_domain($_POST['domain']))) {
$input_errors[] = gettext("A valid domain must be specified.");
}
if (($_POST['ip'] && !is_ipaddr($_POST['ip']))) {
$input_errors[] = gettext("A valid IP address must be specified.");
}
/* collect aliases */
$aliases = array();
foreach ($_POST as $key => $value) {
$entry = '';
if (!substr_compare('aliashost', $key, 0, 9)) {
$entry = substr($key, 9);
$field = 'host';
} elseif (!substr_compare('aliasdomain', $key, 0, 11)) {
$entry = substr($key, 11);
$field = 'domain';
} elseif (!substr_compare('aliasdescription', $key, 0, 16)) {
$entry = substr($key, 16);
$field = 'description';
}
if (ctype_digit($entry)) {
$aliases[$entry][$field] = $value;
}
}
$pconfig['aliases']['item'] = $aliases;
/* validate aliases */
foreach ($aliases as $idx => $alias) {
$aliasreqdfields = array('aliasdomain' . $idx);
$aliasreqdfieldsn = array(gettext("Alias Domain"));
do_input_validation($_POST, $aliasreqdfields, $aliasreqdfieldsn, $input_errors);
if ($alias['host']) {
if (!is_hostname($alias['host'])) {
$input_errors[] = gettext("Hostnames in an alias list can only contain the characters A-Z, 0-9 and '-'. They may not start or end with '-'.");
} else {
if (!is_unqualified_hostname($alias['host'])) {
$input_errors[] = gettext("A valid alias hostname is specified, but the domain name part should be omitted");
}
}
}
if (($alias['domain'] && !is_domain($alias['domain']))) {
$input_errors[] = gettext("A valid domain must be specified in alias list.");
}
}
/* check for overlaps */
foreach ($a_hosts as $hostent) {
if (isset($id) && ($a_hosts[$id]) && ($a_hosts[$id] === $hostent)) {
continue;
}
if (($hostent['host'] == $_POST['host']) &&
($hostent['domain'] == $_POST['domain']) &&
((is_ipaddrv4($hostent['ip']) && is_ipaddrv4($_POST['ip'])) || (is_ipaddrv6($hostent['ip']) && is_ipaddrv6($_POST['ip'])))) {
$input_errors[] = gettext("This host/domain already exists.");
break;
}
}
if (!$input_errors) {
$hostent = array();
$hostent['host'] = $_POST['host'];
$hostent['domain'] = $_POST['domain'];
$hostent['ip'] = $_POST['ip'];
$hostent['descr'] = $_POST['descr'];
$hostent['aliases']['item'] = $aliases;
if (isset($id) && $a_hosts[$id]) {
$a_hosts[$id] = $hostent;
} else {
$a_hosts[] = $hostent;
}
hosts_sort();
mark_subsystem_dirty('unbound');
write_config();
header("Location: services_unbound.php");
exit;
}
}
// Delete a row in the options table
if($_GET['act'] == "delopt") {
$idx = $_GET['id'];
if($pconfig['aliases'] && is_array($pconfig['aliases']['item'][$idx])) {
unset($pconfig['aliases']['item'][$idx]);
}
}
// Add an option row
if($_GET['act'] == "addopt") {
if(!is_array($pconfig['aliases']['item']))
$pconfig['aliases']['item'] = array();
array_push($pconfig['aliases']['item'], array('host' => null, 'domain' => null, 'description' => null));
}
$pgtitle = array(gettext("Services"),gettext("DNS Resolver"),gettext("Edit Host Override"));
$shortcut_section = "resolver";
include("head.inc");
$form = new Form();
$section = new Form_Section('Host override options');
$section->addInput(new Form_Input(
'host',
'Host',
'text',
$pconfig['host']
))->setHelp('Name of the host, without the domain part' . '<br />' .
'e.g.: "myhost"');
$section->addInput(new Form_Input(
'domain',
'Domain',
'text',
$pconfig['domain']
))->setHelp('Domain of the host' . '<br />' .
'e.g.: "example.com"');
$section->addInput(new Form_IpAddress(
'ip',
'IP Address',
$pconfig['ip']
))->setHelp('IP address of the host' . '<br />' .
'e.g.: 192.168.100.100 or fd00:abcd::1');
$section->addInput(new Form_Input(
'descr',
'Description',
'text',
$pconfig['descr']
))->setHelp('You may enter a description here for your reference (not parsed).');
if (isset($id) && $a_hosts[$id]) {
$section->addInput(new Form_Input(
'id',
null,
'hidden',
$pconfig['id']
));
}
$form->add($section);
$section = new Form_Section('Additional names for this host');
if(!$pconfig['aliases']['item']) {
$pconfig['aliases']['item'] = array('host' => "");
}
if( $pconfig['aliases']['item']) {
$counter = 0;
$last = count($pconfig['aliases']['item']) - 1;
foreach($pconfig['aliases']['item'] as $item) {
$group = new Form_Group(null);
$group->addClass('repeatable');
$group->add(new Form_Input(
'aliashost' . $counter,
null,
'text',
$item['host']
))->setHelp($counter == $last ? 'Host name':null);
$group->add(new Form_Input(
'aliasdomain' . $counter,
null,
'text',
$item['domain']
))->setHelp($counter == $last ? 'Domain':null);
$group->add(new Form_Input(
'aliasdescription' . $counter,
null,
'text',
$item['description']
))->setHelp($counter == $last ? 'Description':null);
$group->add(new Form_Button(
'deleterow' . $counter,
'Delete'
))->removeClass('btn-primary')->addClass('btn-warning');
$section->add($group);
$counter++;
}
}
$form->addGlobal(new Form_Button(
'addrow',
'Add host name',
null,
'fa-plus'
))->removeClass('btn-primary')->addClass('btn-success addbtn');
$form->add($section);
print($form);
include("foot.inc");
|