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Add ldap autodiscovery to installation wizard
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,214 @@ | ||
| <?php | ||
|
|
||
| namespace Icinga\Form; | ||
|
|
||
| use Icinga\Application\Config; | ||
| use Icinga\Logger\Logger; | ||
| use Icinga\Protocol\Ldap\Exception as LdapException; | ||
| use Icinga\Protocol\Ldap\Connection; | ||
| use Icinga\Web\Request; | ||
| use Icinga\Protocol\Dns; | ||
| use Icinga\Web\Form\Element\Note; | ||
| use Icinga\Web\Form; | ||
|
|
||
| /** | ||
| * Form class for application-wide and logging specific settings | ||
| */ | ||
| class LdapDiscoveryForm extends Form | ||
| { | ||
| /** | ||
| * The discovered server settings | ||
| * | ||
| * @var array | ||
| */ | ||
| private $capabilities = null; | ||
|
|
||
| /** | ||
| * The discovered root_dn | ||
| * | ||
| * @var null | ||
| */ | ||
| private $namingContext = null; | ||
|
|
||
| /** | ||
| * The working domain name | ||
| * | ||
| * @var null | ||
| */ | ||
| private $domain = null; | ||
|
|
||
| /** | ||
| * The working port name | ||
| * | ||
| * @var int | ||
| */ | ||
| private $port = 389; | ||
|
|
||
| /** | ||
| * Initialize this page | ||
| */ | ||
| public function init() | ||
| { | ||
| $this->setName('form_ldap_discovery'); | ||
| } | ||
|
|
||
| /** | ||
| * @see Form::createElements() | ||
| */ | ||
| public function createElements(array $formData) | ||
| { | ||
| $this->addElement( | ||
| 'text', | ||
| 'domain', | ||
| array( | ||
| 'required' => true, | ||
| 'label' => t('Search Domain'), | ||
| 'description' => t('Search this domain for records of available servers.'), | ||
| ) | ||
| ); | ||
|
|
||
| if (false) { | ||
| $this->addElement( | ||
| new Note( | ||
| 'additional_description', | ||
| array( | ||
| 'value' => t('No Ldap servers found on this domain.' | ||
| . ' You can try to specify host and port and try again, or just skip this step and ' | ||
| . 'configure the server manually.' | ||
| ) | ||
| ) | ||
| ) | ||
| ); | ||
| $this->addElement( | ||
| 'text', | ||
| 'hostname', | ||
| array( | ||
| 'required' => false, | ||
| 'label' => t('Host'), | ||
| 'description' => t('IP or host name to search.'), | ||
| ) | ||
| ); | ||
|
|
||
| $this->addElement( | ||
| 'text', | ||
| 'port', | ||
| array( | ||
| 'required' => false, | ||
| 'label' => t('Port'), | ||
| 'description' => t('Port', 389), | ||
| ) | ||
| ); | ||
| } | ||
| return $this; | ||
| } | ||
|
|
||
| public function isValid($data) | ||
| { | ||
| if (false === parent::isValid($data)) { | ||
| return false; | ||
| } | ||
| if ($this->discover($this->getValue('domain'))) { | ||
| return true; | ||
| } | ||
| return true; | ||
| } | ||
|
|
||
|
|
||
| private function discover($domain) | ||
| { | ||
| // Attempt 1: Connect to the domain directly | ||
| if ($this->discoverCapabilities(array( | ||
| 'hostname' => $domain, | ||
| 'port' => 389) | ||
| )) { | ||
| return true; | ||
| } | ||
|
|
||
| // Attempt 2: Discover all available ldap dns records and connect to the first one | ||
| $cap = false; | ||
| $records = Dns::recordsLdap($domain); | ||
| if (isset($records[0])) { | ||
| $record = $records[0]; | ||
| if (isset($record['port'])) { | ||
| $cap = $this->discoverCapabilities(array( | ||
| 'hostname' => $record['target'], | ||
| 'port' => $record['port'] | ||
| )); | ||
| } else { | ||
| $cap = $this->discoverCapabilities(array( | ||
| 'hostname' => $record['target'], | ||
| 'port' => 389 | ||
| )); | ||
| } | ||
| } | ||
| return $cap; | ||
| } | ||
|
|
||
| private function discoverCapabilities($config) | ||
| { | ||
| $conn = new Connection(new Config($config)); | ||
| try { | ||
| $conn->connect(); | ||
| $this->capabilities = $conn->getCapabilities(); | ||
| $this->namingContext = $conn->getDefaultNamingContext(); | ||
| $this->port = $config['port']; | ||
| $this->domain = $config['hostname']; | ||
| return true; | ||
| } catch (LdapException $e) { | ||
| Logger::info( | ||
| 'Ldap discovery for ' . $config['hostname'] . ':' . $config['port'] . ' failed: ' . $e->getMessage() | ||
| ); | ||
| return false; | ||
| } | ||
| } | ||
|
|
||
| public function suggestResourceSettings() | ||
| { | ||
| if (! isset($this->capabilities)) { | ||
| return array(); | ||
| } | ||
| if (isset($this->capabilities->msCapabilities->ActiveDirectoryOid)) { | ||
| return array( | ||
| 'hostname' => $this->domain, | ||
| 'port' => $this->port, | ||
| 'root_dn' => $this->namingContext | ||
| ); | ||
| } else { | ||
| return array( | ||
| 'hostname' => $this->domain, | ||
| 'port' => $this->port, | ||
| 'root_dn' => $this->namingContext | ||
| ); | ||
| } | ||
| } | ||
|
|
||
| public function hasSuggestion() | ||
| { | ||
| return isset($this->capabilities); | ||
| } | ||
|
|
||
| public function suggestBackendSettings() | ||
| { | ||
| if (! isset($this->capabilities)) { | ||
| return array(); | ||
| } | ||
| if (isset($this->capabilities->msCapabilities->ActiveDirectoryOid)) { | ||
| return array( | ||
| 'base_dn' => $this->namingContext, | ||
| 'user_class' => 'user', | ||
| 'user_name_attribute' => 'sAMAccountName' | ||
| ); | ||
| } else { | ||
| return array( | ||
| 'base_dn' => $this->namingContext, | ||
| 'user_class' => 'inetOrgPerson', | ||
| 'user_name_attribute' => 'uid' | ||
| ); | ||
| } | ||
| } | ||
|
|
||
| public function isAd() | ||
| { | ||
| return isset($this->capabilities->msCapabilities->ActiveDirectoryOid); | ||
| } | ||
| } |
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