blobstore

Documentation

Index

• Constants
• type BlobManager
  • func NewBlobManager(fs boshsys.FileSystem, blobstorePath string) (manager BlobManager)
  • func (manager BlobManager) BlobExists(blobID string) bool
  • func (manager BlobManager) Delete(blobID string) error
  • func (manager BlobManager) Fetch(blobID string) (boshsys.File, error, int)
  • func (manager BlobManager) GetPath(blobID string, digest boshcrypto.Digest) (string, error)
  • func (manager BlobManager) Write(blobID string, reader io.Reader) error
• type BlobManagerInterface
• type Blobstore
  • func NewExternalBlobstore(provider string, options map[string]interface{}, fs boshsys.FileSystem, ...) Blobstore
  • func NewLocalBlobstore(fs boshsys.FileSystem, uuidGen boshuuid.Generator, ...) Blobstore
• type DigestBlobstore
  • func NewDigestVerifiableBlobstore(blobstore Blobstore, fs boshsys.FileSystem, ...) DigestBlobstore
  • func NewRetryableBlobstore(blobstore DigestBlobstore, maxTries int, logger boshlog.Logger) DigestBlobstore
• type Provider
  • func NewProvider(fs system.FileSystem, runner system.CmdRunner, configDir string, ...) Provider
  • func (p Provider) Get(storeType string, options map[string]interface{}) (DigestBlobstore, error)

Constants

const (
	BlobstoreTypeDummy = "dummy"
	BlobstoreTypeLocal = "local"
)

Types

type BlobManager

type BlobManager struct {
	// contains filtered or unexported fields
}

func NewBlobManager

func NewBlobManager(fs boshsys.FileSystem, blobstorePath string) (manager BlobManager)

func (BlobManager) BlobExists

func (manager BlobManager) BlobExists(blobID string) bool

func (BlobManager) Delete

func (manager BlobManager) Delete(blobID string) error

func (BlobManager) Fetch

func (manager BlobManager) Fetch(blobID string) (boshsys.File, error, int)

func (BlobManager) GetPath

func (manager BlobManager) GetPath(blobID string, digest boshcrypto.Digest) (string, error)

func (BlobManager) Write

func (manager BlobManager) Write(blobID string, reader io.Reader) error

type BlobManagerInterface

type BlobManagerInterface interface {
	Fetch(blobID string) (boshsys.File, error, int)

	Write(blobID string, reader io.Reader) error

	GetPath(blobID string, digest boshcrypto.Digest) (string, error)

	Delete(blobID string) error

	BlobExists(blobID string) bool
}

type Blobstore

type Blobstore interface {
	Get(blobID string) (fileName string, err error)

	CleanUp(fileName string) (err error)

	Create(fileName string) (blobID string, err error)

	Validate() (err error)

	Delete(blobId string) (err error)
}

func NewExternalBlobstore

func NewExternalBlobstore(
	provider string,
	options map[string]interface{},
	fs boshsys.FileSystem,
	runner boshsys.CmdRunner,
	uuidGen boshuuid.Generator,
	configFilePath string,
) Blobstore

func NewLocalBlobstore

func NewLocalBlobstore(
	fs boshsys.FileSystem,
	uuidGen boshuuid.Generator,
	options map[string]interface{},
) Blobstore

type DigestBlobstore

type DigestBlobstore interface {
	// Assuming that local file system is available,
	// file handle is returned to downloaded blob.
	// Caller must not assume anything about layout of such scratch space.
	// Cleanup call is needed to properly cleanup downloaded blob.
	Get(blobID string, digest boshcrypto.Digest) (fileName string, err error)

	CleanUp(fileName string) (err error)

	Create(fileName string) (blobID string, digest boshcrypto.MultipleDigest, err error)

	Validate() (err error)

	Delete(blobId string) (err error)
}

func NewDigestVerifiableBlobstore

func NewDigestVerifiableBlobstore(blobstore Blobstore, fs boshsys.FileSystem, createAlgorithms []boshcrypto.Algorithm) DigestBlobstore

func NewRetryableBlobstore

func NewRetryableBlobstore(blobstore DigestBlobstore, maxTries int, logger boshlog.Logger) DigestBlobstore

type Provider

type Provider struct {
	// contains filtered or unexported fields
}

func NewProvider

func NewProvider(
	fs system.FileSystem,
	runner system.CmdRunner,
	configDir string,
	logger boshlog.Logger,
) Provider

func (Provider) Get

func (p Provider) Get(storeType string, options map[string]interface{}) (DigestBlobstore, error)