}
            outputFile = File.createTempFile("cmdextout_" + filePrefix + "_", ext, tempDir);

            // store to a file
            CopyUtil.copy(in, inputFile);

            executeCommand(inputFile, outputFile);

            final ExtractData extractData = new ExtractData(new String(FileUtil.readBytes(outputFile), outputEncoding));
            if (StringUtil.isNotBlank(resourceName)) {

	if err := cfg.addLoopbackRoute(); err != nil {
		return err
	}

	if err := cfg.addInpodMarkIPRule(); err != nil {
		return err
	}

	log.Debug("Adding iptables rules")
	if err := cfg.executeCommands(log, builder); err != nil {
		log.Errorf("failed to restore iptables rules: %v", err)
		return err
	}

	return nil
}