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Published: Jan 21, 2016 License: Apache-2.0 Imports: 7 Imported by: 0




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const (
	// MediaTypeManifest specifies the mediaType for the current version.
	MediaTypeManifest = "application/vnd.docker.distribution.manifest.v2+json"

	// MediaTypeConfig specifies the mediaType for the image configuration.
	MediaTypeConfig = "application/vnd.docker.container.image.v1+json"

	// MediaTypeLayer is the mediaType used for layers referenced by the
	// manifest.
	MediaTypeLayer = "application/vnd.docker.image.rootfs.diff.tar.gzip"


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var (
	// SchemaVersion provides a pre-initialized version structure for this
	// packages version of the manifest.
	SchemaVersion = manifest.Versioned{
		SchemaVersion: 2,
		MediaType:     MediaTypeManifest,


func NewManifestBuilder

func NewManifestBuilder(bs distribution.BlobService, configJSON []byte) distribution.ManifestBuilder

NewManifestBuilder is used to build new manifests for the current schema version. It takes a BlobService so it can publish the configuration blob as part of the Build process.


type DeserializedManifest

type DeserializedManifest struct {
	// contains filtered or unexported fields

DeserializedManifest wraps Manifest with a copy of the original JSON. It satisfies the distribution.Manifest interface.

func FromStruct

func FromStruct(m Manifest) (*DeserializedManifest, error)

FromStruct takes a Manifest structure, marshals it to JSON, and returns a DeserializedManifest which contains the manifest and its JSON representation.

func (*DeserializedManifest) MarshalJSON

func (m *DeserializedManifest) MarshalJSON() ([]byte, error)

MarshalJSON returns the contents of canonical. If canonical is empty, marshals the inner contents.

func (DeserializedManifest) Payload

func (m DeserializedManifest) Payload() (string, []byte, error)

Payload returns the raw content of the manifest. The contents can be used to calculate the content identifier.

func (*DeserializedManifest) UnmarshalJSON

func (m *DeserializedManifest) UnmarshalJSON(b []byte) error

UnmarshalJSON populates a new Manifest struct from JSON data.

type Manifest

type Manifest struct {

	// Config references the image configuration as a blob.
	Config distribution.Descriptor `json:"config"`

	// Layers lists descriptors for the layers referenced by the
	// configuration.
	Layers []distribution.Descriptor `json:"layers"`

Manifest defines a schema2 manifest.

func (Manifest) References

func (m Manifest) References() []distribution.Descriptor

References returnes the descriptors of this manifests references.

func (Manifest) Target

func (m Manifest) Target() distribution.Descriptor

Target returns the target of this signed manifest.

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