DataSift\Storyplayer\OsLib\Base_Ubuntu1404::determineHostname PHP Method

    public function determineHostname($hostDetails, SupportedHost $host)
    {
        // what are we doing?
        $log = usingLog()->startAction("query " . basename(__CLASS__) . " for hostname");
        // how do we do this?
        $command = "hostname --fqdn";
        $result = $host->runCommandViaHostManager($hostDetails, $command);
        if ($result->didCommandSucceed()) {
            $lines = explode("\n", $result->output);
            $hostname = trim($lines[0]);
            $hostname = $this->runHostnameSafeguards($hostDetails, $hostname);
            $log->endAction("hostname is '{$hostname}'");
            return $hostname;
        }
        // if we get here, we do not know what the hostname is
        $msg = "could not determine hostname";
        $log->endAction($msg);
        throw new E5xx_ActionFailed(__METHOD__, $msg);
    }