connection

type CSIConnection interface {
	// GetDriverName returns driver name as discovered by GetPluginInfo()
	// gRPC call.
	GetDriverName(ctx context.Context) (string, error)

	// SupportsControllerPublish returns true if the CSI driver reports
	// PUBLISH_UNPUBLISH_VOLUME in ControllerGetCapabilities() gRPC call.
	SupportsControllerPublish(ctx context.Context) (bool, error)

	// SupportsPluginControllerService return true if the CSI driver reports
	// CONTROLLER_SERVICE in GetPluginCapabilities() gRPC call.
	SupportsPluginControllerService(ctx context.Context) (bool, error)

	// Attach given volume to given node. Returns PublishVolumeInfo. Note that
	// "detached" is returned on error and means that the volume is for sure
	// detached from the node. "false" means that the volume may be either
	// detached, attaching or attached and caller should retry to get the final
	// status.
	Attach(ctx context.Context, volumeID string, readOnly bool, nodeID string, caps *csi.VolumeCapability, attributes, secrets map[string]string) (metadata map[string]string, detached bool, err error)

	// Detach given volume from given node. Note that "detached" is returned on
	// error and means that the volume is for sure detached from the node.
	// "false" means that the volume may or may not be detached and caller
	// should retry.
	Detach(ctx context.Context, volumeID string, nodeID string, secrets map[string]string) (detached bool, err error)

	// Probe checks that the CSI driver is ready to process requests
	Probe(ctx context.Context) error

	// Close the connection
	Close() error
}