imagefmt

package

v0.0.0-...-41c8d9c Latest Latest Go to latest Published: Aug 27, 2019 License: Apache-2.0 Imports: 6 Imported by: 0

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Repository

github.com/noahklein/clair

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Open Source Insights

Documentation ¶

Overview ¶

Package imagefmt exposes functions to dynamically register methods to detect different types of container image formats.

Index ¶

Variables
func Extract(format string, blobReader io.ReadCloser, filePaths []string) (tarutil.FilesMap, error)
func Extractors() map[string]Extractor
func IsSupported(format string) bool
func RegisterExtractor(name string, d Extractor)
func UnregisterExtractor(name string)
type Extractor

Constants ¶

This section is empty.

Variables ¶

View Source

var (
	// ErrCouldNotFindLayer is returned when we could not download or open the layer file.
	ErrCouldNotFindLayer = commonerr.NewBadRequestError("could not find layer from given path")
)

Functions ¶

func Extract ¶

func Extract(format string, blobReader io.ReadCloser, filePaths []string) (tarutil.FilesMap, error)

Extract a set of files as FilesMap from a layer blob.

func Extractors ¶

func Extractors() map[string]Extractor

Extractors returns the list of the registered extractors.

func IsSupported ¶

func IsSupported(format string) bool

IsSupported checks if a format is supported

func RegisterExtractor ¶

func RegisterExtractor(name string, d Extractor)

RegisterExtractor makes an extractor available by the provided name.

If called twice with the same name, the name is blank, or if the provided Extractor is nil, this function panics.

func UnregisterExtractor ¶

func UnregisterExtractor(name string)

UnregisterExtractor removes a Extractor with a particular name from the list.

Types ¶

type Extractor ¶

type Extractor interface {
	// ExtractFiles produces a tarutil.FilesMap from a image layer.
	ExtractFiles(layer io.ReadCloser, filenames []string) (tarutil.FilesMap, error)
}

Extractor represents an ability to extract files from a particular container image format.

Source Files ¶

View all Source files

driver.go

Directories ¶

Path	Synopsis
aci Package aci implements an imagefmt.Extractor for appc formatted container image layers.	Package aci implements an imagefmt.Extractor for appc formatted container image layers.
docker Package docker implements an imagefmt.Extractor for docker formatted container image layers.	Package docker implements an imagefmt.Extractor for docker formatted container image layers.

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