type pluginFactory struct{}

func (pluginFactory) NewFlexVolumePlugin(pluginDir, name string, runner exec.Interface) (volume.VolumePlugin, error) {
	execPath := filepath.Join(pluginDir, name)

	driverName := utilstrings.UnescapeQualifiedName(name)

	flexPlugin := &flexVolumePlugin{
		driverName:          driverName,
		execPath:            execPath,
		runner:              runner,
		unsupportedCommands: []string{},
	}

				if err != nil {
					klog.ErrorS(err, "Could not read volume plugin directory", "volumePluginPath", volumePluginPath)
					continue
				}
				unescapePluginName := utilstrings.UnescapeQualifiedName(pluginName)
				for _, volumeName := range volumePluginDirs {
					volumePath := filepath.Join(volumePluginPath, volumeName)