IcingaEndpoint: add api user and client helper

library/Director/Objects/IcingaEndpoint.php

@@ -2,6 +2,9 @@
 
 namespace Icinga\Module\Director\Objects;
 
+use Icinga\Module\Director\Core\CoreApi;
+use Icinga\Module\Director\Core\RestApiClient;
+
 class IcingaEndpoint extends IcingaObject
 {
     protected $table = 'icinga_endpoint';
@@ -25,6 +28,36 @@ class IcingaEndpoint extends IcingaObject
         'apiuser' => 'IcingaApiUser',
     );
 
+    public function hasApiUser()
+    {
+        return $this->getResolvedProperty('apiuser_id') !== null;
+    }
+
+    public function getApiUser()
+    {
+        return $this->getRelatedObject(
+            'apiuser',
+            $this->getResolvedProperty('apiuser_id')
+        );
+    }
+
+    public function api()
+    {
+        $client = new RestApiClient(
+            $this->getResolvedProperty('host'),
+            $this->getResolvedProperty('port')
+        );
+
+        $user = $this->getApiUser();
+        $client->setCredentials(
+            // TODO: $user->client_dn,
+            $user->object_name,
+            $user->password
+        );
+
+        return new CoreApi($client);
+    }
+
     protected function renderLog_duration()
     {
         return $this->renderPropertyAsSeconds('log_duration');