storage

package
v1.3.8 Latest Latest
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 Go to latest Published: Feb 25, 2022 License: Apache-2.0 Imports: 30 Imported by: 0

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Index

Constants

View Source 
const (
	S3StorageDriverName = "s3"
	DefaultGCDelay      = 1 * time.Hour
)
View Source 
const (
	// BlobUploadDir defines the upload directory for blob uploads.
	BlobUploadDir    = ".uploads"
	SchemaVersion    = 2
	DefaultFilePerms = 0o600
	DefaultDirPerms  = 0o700
	RLOCK            = "RLock"
	RWLOCK           = "RWLock"
)
View Source 
const (
	BlobsCache = "blobs"
)

Variables

This section is empty.

Functions

func DirExists 

func DirExists(d string) bool

func IsSupportedMediaType 

func IsSupportedMediaType(mediaType string) bool
func ValidateHardLink(rootDir string) error

Types

type Blob 

type Blob struct {
	Path string
}

Blob is a blob record.

type BlobUpload 

type BlobUpload struct {
	StoreName string
	ID        string
}

BlobUpload models and upload request.

type Cache 

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

func NewCache 

func NewCache(rootDir string, name string, log zlog.Logger) *Cache

func (*Cache) DeleteBlob 

func (c *Cache) DeleteBlob(digest string, path string) error

func (*Cache) GetBlob 

func (c *Cache) GetBlob(digest string) (string, error)

func (*Cache) HasBlob 

func (c *Cache) HasBlob(digest string, blob string) bool

func (*Cache) PutBlob 

func (c *Cache) PutBlob(digest string, path string) error

type ImageStore 

type ImageStore interface {
	DirExists(d string) bool
	RootDir() string
	RLock(*time.Time)
	RUnlock(*time.Time)
	Lock(*time.Time)
	Unlock(*time.Time)
	InitRepo(name string) error
	ValidateRepo(name string) (bool, error)
	GetRepositories() ([]string, error)
	GetImageTags(repo string) ([]string, error)
	GetImageManifest(repo string, reference string) ([]byte, string, string, error)
	PutImageManifest(repo string, reference string, mediaType string, body []byte) (string, error)
	DeleteImageManifest(repo string, reference string) error
	BlobUploadPath(repo string, uuid string) string
	NewBlobUpload(repo string) (string, error)
	GetBlobUpload(repo string, uuid string) (int64, error)
	PutBlobChunkStreamed(repo string, uuid string, body io.Reader) (int64, error)
	PutBlobChunk(repo string, uuid string, from int64, to int64, body io.Reader) (int64, error)
	BlobUploadInfo(repo string, uuid string) (int64, error)
	FinishBlobUpload(repo string, uuid string, body io.Reader, digest string) error
	FullBlobUpload(repo string, body io.Reader, digest string) (string, int64, error)
	DedupeBlob(src string, dstDigest digest.Digest, dst string) error
	DeleteBlobUpload(repo string, uuid string) error
	BlobPath(repo string, digest digest.Digest) string
	CheckBlob(repo string, digest string) (bool, int64, error)
	GetBlob(repo string, digest string, mediaType string) (io.Reader, int64, error)
	DeleteBlob(repo string, digest string) error
	GetIndexContent(repo string) ([]byte, error)
	GetBlobContent(repo, digest string) ([]byte, error)
	GetReferrers(repo, digest string, mediaType string) ([]artifactspec.Descriptor, error)
}

func NewImageStore 

func NewImageStore(rootDir string, gc bool, gcDelay time.Duration, dedupe, commit bool,
	log zlog.Logger, metrics monitoring.MetricServer) ImageStore

NewImageStore returns a new image store backed by a file storage.

type ImageStoreFS 

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

ImageStoreFS provides the image storage operations.

func (*ImageStoreFS) BlobPath 

func (is *ImageStoreFS) BlobPath(repo string, digest godigest.Digest) string

BlobPath returns the repository path of a blob.

func (*ImageStoreFS) BlobUploadInfo 

func (is *ImageStoreFS) BlobUploadInfo(repo string, uuid string) (int64, error)

BlobUploadInfo returns the current blob size in bytes.

func (*ImageStoreFS) BlobUploadPath 

func (is *ImageStoreFS) BlobUploadPath(repo string, uuid string) string

BlobUploadPath returns the upload path for a blob in this store.

func (*ImageStoreFS) CheckBlob 

func (is *ImageStoreFS) CheckBlob(repo string, digest string) (bool, int64, error)

CheckBlob verifies a blob and returns true if the blob is correct.

func (*ImageStoreFS) DedupeBlob 

func (is *ImageStoreFS) DedupeBlob(src string, dstDigest godigest.Digest, dst string) error

func (*ImageStoreFS) DeleteBlob 

func (is *ImageStoreFS) DeleteBlob(repo string, digest string) error

DeleteBlob removes the blob from the repository.

func (*ImageStoreFS) DeleteBlobUpload 

func (is *ImageStoreFS) DeleteBlobUpload(repo string, uuid string) error

DeleteBlobUpload deletes an existing blob upload that is currently in progress.

func (*ImageStoreFS) DeleteImageManifest 

func (is *ImageStoreFS) DeleteImageManifest(repo string, reference string) error

DeleteImageManifest deletes the image manifest from the repository.

func (*ImageStoreFS) DirExists 

func (is *ImageStoreFS) DirExists(d string) bool

func (*ImageStoreFS) FinishBlobUpload 

func (is *ImageStoreFS) FinishBlobUpload(repo string, uuid string, body io.Reader, digest string) error

FinishBlobUpload finalizes the blob upload and moves blob the repository.

func (*ImageStoreFS) FullBlobUpload 

func (is *ImageStoreFS) FullBlobUpload(repo string, body io.Reader, digest string) (string, int64, error)

FullBlobUpload handles a full blob upload, and no partial session is created.

func (*ImageStoreFS) GetBlob 

func (is *ImageStoreFS) GetBlob(repo string, digest string, mediaType string) (io.Reader, int64, error)

GetBlob returns a stream to read the blob. blob selector instead of directly downloading the blob.

func (*ImageStoreFS) GetBlobContent 

func (is *ImageStoreFS) GetBlobContent(repo string, digest string) ([]byte, error)

func (*ImageStoreFS) GetBlobUpload 

func (is *ImageStoreFS) GetBlobUpload(repo string, uuid string) (int64, error)

GetBlobUpload returns the current size of a blob upload.

func (*ImageStoreFS) GetImageManifest 

func (is *ImageStoreFS) GetImageManifest(repo string, reference string) ([]byte, string, string, error)

GetImageManifest returns the image manifest of an image in the specific repository.

func (*ImageStoreFS) GetImageTags 

func (is *ImageStoreFS) GetImageTags(repo string) ([]string, error)

GetImageTags returns a list of image tags available in the specified repository.

func (*ImageStoreFS) GetIndexContent 

func (is *ImageStoreFS) GetIndexContent(repo string) ([]byte, error)

func (*ImageStoreFS) GetReferrers 

func (is *ImageStoreFS) GetReferrers(repo, digest string, mediaType string) ([]artifactspec.Descriptor, error)

func (*ImageStoreFS) GetRepositories 

func (is *ImageStoreFS) GetRepositories() ([]string, error)

GetRepositories returns a list of all the repositories under this store.

func (*ImageStoreFS) InitRepo 

func (is *ImageStoreFS) InitRepo(name string) error

InitRepo creates an image repository under this store.

func (*ImageStoreFS) Lock 

func (is *ImageStoreFS) Lock(lockStart *time.Time)

Lock write-lock.

func (*ImageStoreFS) NewBlobUpload 

func (is *ImageStoreFS) NewBlobUpload(repo string) (string, error)

NewBlobUpload returns the unique ID for an upload in progress.

func (*ImageStoreFS) PutBlobChunk 

func (is *ImageStoreFS) PutBlobChunk(repo string, uuid string, from int64, to int64,
	body io.Reader) (int64, error)

PutBlobChunk writes another chunk of data to the specified blob. It returns the number of actual bytes to the blob.

func (*ImageStoreFS) PutBlobChunkStreamed 

func (is *ImageStoreFS) PutBlobChunkStreamed(repo string, uuid string, body io.Reader) (int64, error)

PutBlobChunkStreamed appends another chunk of data to the specified blob. It returns the number of actual bytes to the blob.

func (*ImageStoreFS) PutImageManifest 

func (is *ImageStoreFS) PutImageManifest(repo string, reference string, mediaType string,
	body []byte) (string, error)

PutImageManifest adds an image manifest to the repository.

func (*ImageStoreFS) RLock 

func (is *ImageStoreFS) RLock(lockStart *time.Time)

RLock read-lock.

func (*ImageStoreFS) RUnlock 

func (is *ImageStoreFS) RUnlock(lockStart *time.Time)

RUnlock read-unlock.

func (*ImageStoreFS) RootDir 

func (is *ImageStoreFS) RootDir() string

func (*ImageStoreFS) Unlock 

func (is *ImageStoreFS) Unlock(lockStart *time.Time)

Unlock write-unlock.

func (*ImageStoreFS) ValidateRepo 

func (is *ImageStoreFS) ValidateRepo(name string) (bool, error)

ValidateRepo validates that the repository layout is complaint with the OCI repo layout.

type ScrubImageResult added in v1.3.6 

type ScrubImageResult struct {
	ImageName string `json:"imageName"`
	Tag       string `json:"tag"`
	Status    string `json:"status"`
	Error     string `json:"error"`
}

type ScrubResults added in v1.3.6 

type ScrubResults struct {
	ScrubResults []ScrubImageResult `json:"scrubResults"`
}

func (ScrubResults) PrintScrubResults added in v1.3.6 

func (results ScrubResults) PrintScrubResults(resultWriter io.Writer)

type StoreController 

type StoreController struct {
	DefaultStore ImageStore
	SubStore     map[string]ImageStore
}

func (StoreController) CheckAllBlobsIntegrity added in v1.3.6 

func (sc StoreController) CheckAllBlobsIntegrity() (ScrubResults, error)

func (StoreController) GetImageStore 

func (sc StoreController) GetImageStore(name string) ImageStore

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