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Modify.php
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Modify.php
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<?php
namespace NethServer\Module\IpsecTunnels;
/*
* Copyright (C) 2012 Nethesis S.r.l.
*
* This script is part of NethServer.
*
* NethServer is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* NethServer is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with NethServer. If not, see <http://www.gnu.org/licenses/>.
*/
use Nethgui\System\PlatformInterface as Validate;
/**
* Modify IPSEC tunnels
*
* @author Giacomo Sanchietti <giacomo.sanchietti@nethesis.it>
*/
class Modify extends \Nethgui\Controller\Table\Modify
{
private $ciphers = array('3des', 'aes128', 'aes192', 'aes256');
private $hashes = array('md5', 'sha1', 'sha2_256', 'sha2_384', 'sha2_512');
private $pfsgroups = array('modp1024','modp1536', 'modp2048', 'modp3072', 'modp4096', 'modp6144', 'modp8192');
private function getNetworkInterfaces()
{
static $interfaces;
if (isset($interfaces)) {
return $interfaces;
}
$interfaces = array_filter($this->getPlatform()->getDatabase('networks')->getAll(), function ($props) {
if ( isset($props['role'], $props['type'])
&& $props['role'] === 'red'
&& in_array($props['type'], array('ethernet', 'vlan', 'bridge', 'bond', 'xdsl'))
) {
return TRUE;
}
return FALSE;
});
return $interfaces;
}
public function initialize()
{
$yn = $this->createValidator()->memberOf(array('yes', 'no'));
$ac = $this->createValidator()->memberOf(array('auto', 'custom'));
$i_names = array();
foreach (array_keys($this->getNetworkInterfaces()) as $key) {
$i_names[] = "%$key";
}
$lc = $this->createValidator()->memberOf($i_names);
$rv = $this->createValidator()->orValidator($this->createValidator(Validate::HOSTADDRESS), $this->createValidator()->equalTo('%any'));
$idv = $this->createValidator()->maxLength(63);
$parameterSchema = array(
array('name', Validate::USERNAME, \Nethgui\Controller\Table\Modify::KEY),
array('left', $lc, \Nethgui\Controller\Table\Modify::FIELD),
array('leftsubnets', Validate::NOTEMPTY, \Nethgui\Controller\Table\Modify::FIELD),
array('leftid', $idv, \Nethgui\Controller\Table\Modify::FIELD),
array('right', $rv, \Nethgui\Controller\Table\Modify::FIELD),
array('rightsubnets', Validate::NOTEMPTY, \Nethgui\Controller\Table\Modify::FIELD),
array('rightid', $idv, \Nethgui\Controller\Table\Modify::FIELD),
array('psk', $this->createValidator()->minLength(6), \Nethgui\Controller\Table\Modify::FIELD),
array('ikelifetime', Validate::POSITIVE_INTEGER, \Nethgui\Controller\Table\Modify::FIELD),
array('salifetime', Validate::POSITIVE_INTEGER, \Nethgui\Controller\Table\Modify::FIELD),
array('ike', $ac, \Nethgui\Controller\Table\Modify::FIELD),
array('ikecipher', $this->createValidator()->memberOf($this->ciphers), \Nethgui\Controller\Table\Modify::FIELD),
array('ikehash', $this->createValidator()->memberOf($this->hashes), \Nethgui\Controller\Table\Modify::FIELD),
array('ikepfsgroup', $this->createValidator()->memberOf($this->pfsgroups), \Nethgui\Controller\Table\Modify::FIELD),
array('esp', $ac, \Nethgui\Controller\Table\Modify::FIELD),
array('espcipher', $this->createValidator()->memberOf($this->ciphers), \Nethgui\Controller\Table\Modify::FIELD),
array('esphash', $this->createValidator()->memberOf($this->hashes), \Nethgui\Controller\Table\Modify::FIELD),
array('esppfsgroup', $this->createValidator()->memberOf($this->pfsgroups), \Nethgui\Controller\Table\Modify::FIELD),
array('status', Validate::SERVICESTATUS, \Nethgui\Controller\Table\Modify::FIELD),
array('pfs', $yn, \Nethgui\Controller\Table\Modify::FIELD),
array('compress', $yn, \Nethgui\Controller\Table\Modify::FIELD),
array('dpdaction', $this->createValidator()->memberOf(array('restart','hold')), \Nethgui\Controller\Table\Modify::FIELD),
);
$this->setSchema($parameterSchema);
$this->setDefaultValue('status', 'enabled');
$this->setDefaultValue('ike', 'auto');
$this->setDefaultValue('esp', 'auto');
$this->setDefaultValue('compress', 'no');
$this->setDefaultValue('pfs', 'yes');
$this->setDefaultValue('dpdaction', 'hold');
$this->setDefaultValue('ikelifetime', '86400');
$this->setDefaultValue('salifetime', '3600');
$this->setDefaultValue('leftsubnets', implode(",",$this->readNetworks()));
$this->setDefaultValue('psk', bin2hex(openssl_random_pseudo_bytes(32)));
parent::initialize();
}
public function bind(\Nethgui\Controller\RequestInterface $request)
{
parent::bind($request);
if($request->isMutation()) {
if($this->parameters['leftid'] === '') {
$this->parameters['leftid'] = sprintf('@%s.local', $this->parameters['name']);
}
if($this->parameters['rightid'] === '') {
$this->parameters['rightid'] = sprintf('@%s.remote', $this->parameters['name']);
}
}
}
public function prepareView(\Nethgui\View\ViewInterface $view)
{
parent::prepareView($view);
$templates = array(
'create' => 'NethServer\Template\IpsecTunnels\Modify',
'update' => 'NethServer\Template\IpsecTunnels\Modify',
'delete' => 'Nethgui\Template\Table\Delete',
);
$view->setTemplate($templates[$this->getIdentifier()]);
$view['ikecipherDatasource'] = array_map(function($fmt) use ($view) {
return array($fmt, $view->translate($fmt . '_label'));
}, $this->ciphers);
$view['ikehashDatasource'] = array_map(function($fmt) use ($view) {
return array($fmt, $view->translate($fmt . '_label'));
}, $this->hashes);
$view['ikepfsgroupDatasource'] = array_map(function($fmt) use ($view) {
return array($fmt, $view->translate($fmt . '_label'));
}, $this->pfsgroups);
$view['espcipherDatasource'] = array_map(function($fmt) use ($view) {
return array($fmt, $view->translate($fmt . '_label'));
}, $this->ciphers);
$view['esphashDatasource'] = array_map(function($fmt) use ($view) {
return array($fmt, $view->translate($fmt . '_label'));
}, $this->hashes);
$view['esppfsgroupDatasource'] = array_map(function($fmt) use ($view) {
return array($fmt, $view->translate($fmt . '_label'));
}, $this->pfsgroups);
$left = array();
foreach ($this->getNetworkInterfaces() as $key => $props) {
if (isset($props['ipaddr']) && $props['ipaddr']) {
$label = "$key - {$props['ipaddr']}";
} elseif(isset($props['bootproto']) && $props['bootproto'] === 'dhcp') {
$label = "$key - DHCP";
} elseif(isset($props['type']) && $props['type'] === 'xdsl') {
$label = "$key - PPPoE";
} else {
continue;
}
$left[] = array("%$key", $label);
}
$view['leftDatasource'] = $left;
}
private function maskToCidr($mask){
$long = ip2long($mask);
$base = ip2long('255.255.255.255');
return 32-log(($long ^ $base)+1,2);
}
private function readNetworks()
{
$ret = array();
$interfaces = $this->getPlatform()->getDatabase('networks')->getAll();
foreach ($interfaces as $interface => $props) {
if(isset($props['role']) && isset($props['ipaddr']) && $props['role'] == 'green') {
$net = long2ip(ip2long($props['ipaddr']) & ip2long($props['netmask']));
$cidr = $this->maskToCidr($props['netmask']);
$ret[] = "$net/$cidr";
}
}
return $ret;
}
public function validate(\Nethgui\Controller\ValidationReportInterface $report)
{
if ( ! $this->getRequest()->isMutation()) {
return;
}
elseif ($this->parameters['left'] === NULL) {
$report->addValidationErrorMessage($this, 'left', 'ExpectAtLeastOneRedNic');
}
parent::validate($report);
}
protected function onParametersSaved($changedParameters)
{
$this->getPlatform()->signalEvent('nethserver-ipsec-tunnels-save');
}
}