icingaweb2-module-director/library/Director/PropertyModifier/PropertyModifierGetHostByNa...

51 lines
1.5 KiB
PHP

<?php
namespace Icinga\Module\Director\PropertyModifier;
use Icinga\Exception\InvalidPropertyException;
use Icinga\Module\Director\Hook\PropertyModifierHook;
use Icinga\Module\Director\Web\Form\QuickForm;
class PropertyModifierGetHostByName extends PropertyModifierHook
{
public static function addSettingsFormFields(QuickForm $form)
{
$form->addElement('select', 'on_failure', array(
'label' => 'On failure',
'description' => $form->translate('What should we do if the host (DNS) lookup fails?'),
'multiOptions' => $form->optionalEnum(array(
'null' => $form->translate('Set no value (null)'),
'keep' => $form->translate('Keep the property (hostname) as is'),
'fail' => $form->translate('Let the whole import run fail'),
)),
'required' => true,
));
}
public function getName()
{
return 'Get host by name (DNS lookup)';
}
public function transform($value)
{
$host = gethostbyname($value);
if (strlen(@inet_pton($host)) !== 4) {
switch ($this->getSetting('on_failure')) {
case 'null':
return null;
case 'keep':
return $value;
case 'fail':
default:
throw new InvalidPropertyException(
'Host lookup failed for "%s"',
$value
);
}
}
return $host;
}
}