return probeEvent, pluginErr
		}
		probeEvent.Plugin = plugin
		probeEvent.PluginName = plugin.GetPluginName()
	} else if op == volume.ProbeRemove {
		driverName := utilstrings.UnescapeQualifiedName(driverDirName)
		probeEvent.PluginName = driverName

	} else {
		return probeEvent, fmt.Errorf("Unknown Operation on directory: %s. ", driverDirName)
	}
	return probeEvent, nil
}

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{},
	}