}

	return nil, false, fmt.Errorf("Spec does not reference a Portworx Volume type")
}

// Abstract interface to PD operations.
type portworxManager interface {
	// Creates a volume
	CreateVolume(provisioner *portworxVolumeProvisioner) (volumeID string, volumeSizeGB int64, labels map[string]string, err error)
	// Deletes a volume
	DeleteVolume(deleter *portworxVolumeDeleter) error
	// Attach a volume

	pxServiceName      = "portworx-service"
	pxDriverName       = "pxd-sched"
)

type portworxVolumeUtil struct {
	portworxClient *osdclient.Client
}

// CreateVolume creates a Portworx volume.
func (util *portworxVolumeUtil) CreateVolume(p *portworxVolumeProvisioner) (string, int64, map[string]string, error) {
	driver, err := util.getPortworxDriver(p.plugin.host)
	if err != nil || driver == nil {

					},
				},
			},
		}
	}
	return &csipb.ControllerGetCapabilitiesResponse{
		Capabilities: f.nextCapabilities,
	}, nil
}

// CreateVolume implements csi method
func (f *ControllerClient) CreateVolume(ctx context.Context, in *csipb.CreateVolumeRequest, opts ...grpc.CallOption) (*csipb.CreateVolumeResponse, error) {
	return nil, nil
}

// DeleteVolume implements csi method