driver

Documentation

Index

• func AddCloser(closer Closer)
• func FreeCloser()
• func RegisterDriverFactory(driverType string, factory DriverFactory)
• type Closer
• type DriverFactory
• type StorageDriver
  • func CreateStorageDriver(driverType string, detail *backendpb.BackendDetail) (StorageDriver, error)

Functions

func AddCloser

func AddCloser(closer Closer)

func FreeCloser

func FreeCloser()

func RegisterDriverFactory

func RegisterDriverFactory(driverType string, factory DriverFactory)

Types

type Closer

type Closer interface {
	Close()
}

type DriverFactory

type DriverFactory interface {
	CreateDriver(detail *backendpb.BackendDetail) (StorageDriver, error)
}

type StorageDriver

type StorageDriver interface {
	Put(ctx context.Context, stream io.Reader, object *pb.Object) (dscommon.PutResult, error)
	Get(ctx context.Context, object *pb.Object, start int64, end int64) (io.ReadCloser, error)
	Delete(ctx context.Context, object *pb.DeleteObjectInput) error
	// TODO AppendObject
	Copy(ctx context.Context, stream io.Reader, target *pb.Object) (dscommon.PutResult, error)

	InitMultipartUpload(ctx context.Context, object *pb.Object) (*pb.MultipartUpload, error)
	UploadPart(ctx context.Context, stream io.Reader, multipartUpload *pb.MultipartUpload,
		partNumber int64, upBytes int64) (*model.UploadPartResult, error)
	CompleteMultipartUpload(ctx context.Context, multipartUpload *pb.MultipartUpload,
		completeUpload *model.CompleteMultipartUpload) (*model.CompleteMultipartUploadResult, error)
	AbortMultipartUpload(ctx context.Context, multipartUpload *pb.MultipartUpload) error
	ListParts(ctx context.Context, multipartUpload *pb.ListParts) (*model.ListPartsOutput, error)
	// Close: cleanup when driver needs to be stopped.
	Close() error

	// change storage class
	ChangeStorageClass(ctx context.Context, object *pb.Object, newClass *string) error
}

func CreateStorageDriver

func CreateStorageDriver(driverType string, detail *backendpb.BackendDetail) (StorageDriver, error)