public static function createDefaultCluster()
{
$c = new Criteria();
$c->add(self::NAME, self::_DEFAULT_CLUSTER_);
$cluster = self::doSelectOne($c);
if (!$cluster) {
$cluster = new EtvaCluster();
}
$cluster->setIsdefaultcluster(1);
$cluster->setName(self::_DEFAULT_CLUSTER_);
$cluster->save();
return $cluster;
}
