public function __construct(DBFarmRole $dbFarmRole, DBServer $dbServer, $type = null)
{
$this->dbFarmRole = $dbFarmRole;
$this->dbServer = $dbServer;
$this->logger = \Scalr::getContainer()->logger(__CLASS__);
$this->replicationMaster = (int) $dbServer->GetProperty(Scalr_Db_Msr::REPLICATION_MASTER);
$this->buildStorageSettings();
}