Golang api.Image类代码示例

func convert_v1beta3_Image_To_api_Image(in *Image, out *newer.Image, s conversion.Scope) error {
	if err := s.Convert(&in.ObjectMeta, &out.ObjectMeta, 0); err != nil {
		return err
	}

	out.DockerImageReference = in.DockerImageReference
	out.DockerImageManifest = in.DockerImageManifest

	version := in.DockerImageMetadataVersion
	if len(version) == 0 {
		version = "1.0"
	}
	if len(in.DockerImageMetadata.RawJSON) > 0 {
		// TODO: add a way to default the expected kind and version of an object if not set
		obj, err := kapi.Scheme.New(version, "DockerImage")
		if err != nil {
			return err
		}
		if err := kapi.Scheme.DecodeInto(in.DockerImageMetadata.RawJSON, obj); err != nil {
			return err
		}
		if err := s.Convert(obj, &out.DockerImageMetadata, 0); err != nil {
			return err
		}
	}
	out.DockerImageMetadataVersion = version

	return nil
}

func imageWithLayers(id, ref string, layers ...string) imageapi.Image {
	image := imageapi.Image{
		ObjectMeta: kapi.ObjectMeta{
			Name: id,
			Annotations: map[string]string{
				imageapi.ManagedByOpenShiftAnnotation: "true",
			},
		},
		DockerImageReference: ref,
	}

	manifest := imageapi.DockerImageManifest{
		FSLayers: []imageapi.DockerFSLayer{},
	}

	for _, layer := range layers {
		manifest.FSLayers = append(manifest.FSLayers, imageapi.DockerFSLayer{DockerBlobSum: layer})
	}

	manifestBytes, err := json.Marshal(&manifest)
	if err != nil {
		panic(err)
	}

	image.DockerImageManifest = string(manifestBytes)

	return image
}

func Convert_v1beta3_Image_To_api_Image(in *Image, out *newer.Image, s conversion.Scope) error {
	if err := s.Convert(&in.ObjectMeta, &out.ObjectMeta, 0); err != nil {
		return err
	}

	out.DockerImageReference = in.DockerImageReference
	out.DockerImageManifest = in.DockerImageManifest
	out.DockerImageManifestMediaType = in.DockerImageManifestMediaType
	out.DockerImageConfig = in.DockerImageConfig

	version := in.DockerImageMetadataVersion
	if len(version) == 0 {
		version = "1.0"
	}
	if len(in.DockerImageMetadata.Raw) > 0 {
		// TODO: add a way to default the expected kind and version of an object if not set
		obj, err := api.Scheme.New(unversioned.GroupVersionKind{Version: version, Kind: "DockerImage"})
		if err != nil {
			return err
		}
		if err := runtime.DecodeInto(api.Codecs.UniversalDecoder(), in.DockerImageMetadata.Raw, obj); err != nil {
			return err
		}
		if err := s.Convert(obj, &out.DockerImageMetadata, 0); err != nil {
			return err
		}
	}
	out.DockerImageMetadataVersion = version

	return nil
}

func imageWithLayers(id, ref string, configName *string, layers ...string) imageapi.Image {
	image := imageapi.Image{
		ObjectMeta: kapi.ObjectMeta{
			Name: id,
			Annotations: map[string]string{
				imageapi.ManagedByOpenShiftAnnotation: "true",
			},
		},
		DockerImageReference: ref,
	}

	if configName != nil {
		image.DockerImageMetadata = imageapi.DockerImage{
			ID: *configName,
		}
		image.DockerImageConfig = fmt.Sprintf("{Digest: %s}", *configName)
	}

	image.DockerImageLayers = []imageapi.ImageLayer{}
	for _, layer := range layers {
		image.DockerImageLayers = append(image.DockerImageLayers, imageapi.ImageLayer{Name: layer})
	}

	return image
}

func newISTag(tag string, imageStream *api.ImageStream, image *api.Image) (*api.ImageStreamTag, error) {
	istagName := api.JoinImageStreamTag(imageStream.Name, tag)

	event := api.LatestTaggedImage(imageStream, tag)
	if event == nil || len(event.Image) == 0 {
		return nil, kapierrors.NewNotFound("imageStreamTag", istagName)
	}

	ist := &api.ImageStreamTag{
		ObjectMeta: kapi.ObjectMeta{
			Namespace:         imageStream.Namespace,
			Name:              istagName,
			CreationTimestamp: event.Created,
			Annotations:       map[string]string{},
			ResourceVersion:   imageStream.ResourceVersion,
		},
	}

	// if the imageStream has Spec.Tags[tag].Annotations[k] = v, copy it to the image's annotations
	// and add them to the istag's annotations
	if imageStream.Spec.Tags != nil {
		if tagRef, ok := imageStream.Spec.Tags[tag]; ok {
			if image != nil && image.Annotations == nil {
				image.Annotations = make(map[string]string)
			}
			for k, v := range tagRef.Annotations {
				ist.Annotations[k] = v
				if image != nil {
					image.Annotations[k] = v
				}
			}
		}
	}

	if image != nil {
		if err := api.ImageWithMetadata(image); err != nil {
			return nil, err
		}
		image.DockerImageManifest = ""
		ist.Image = *image
	} else {
		ist.Image = api.Image{}
		ist.Image.Name = event.Image
	}

	// Replace the DockerImageReference with the value from event, which contains
	// real value from status. This should fix the problem for v1 registries,
	// where mutliple tags point to a single id and only the first image's metadata
	// is saved. This in turn will always return the pull spec from the first
	// imported image, which might be different than the requested tag.
	ist.Image.DockerImageReference = event.DockerImageReference

	return ist, nil
}

func autoConvert_v1_Image_To_api_Image(in *Image, out *api.Image, s conversion.Scope) error {
	if err := api_v1.Convert_v1_ObjectMeta_To_api_ObjectMeta(&in.ObjectMeta, &out.ObjectMeta, s); err != nil {
		return err
	}
	out.DockerImageReference = in.DockerImageReference
	// TODO: Inefficient conversion - can we improve it?
	if err := s.Convert(&in.DockerImageMetadata, &out.DockerImageMetadata, 0); err != nil {
		return err
	}
	out.DockerImageMetadataVersion = in.DockerImageMetadataVersion
	out.DockerImageManifest = in.DockerImageManifest
	out.DockerImageLayers = *(*[]api.ImageLayer)(unsafe.Pointer(&in.DockerImageLayers))
	if in.Signatures != nil {
		in, out := &in.Signatures, &out.Signatures
		*out = make([]api.ImageSignature, len(*in))
		for i := range *in {
			if err := Convert_v1_ImageSignature_To_api_ImageSignature(&(*in)[i], &(*out)[i], s); err != nil {
				return err
			}
		}
	} else {
		out.Signatures = nil
	}
	out.DockerImageSignatures = *(*[][]byte)(unsafe.Pointer(&in.DockerImageSignatures))
	out.DockerImageManifestMediaType = in.DockerImageManifestMediaType
	out.DockerImageConfig = in.DockerImageConfig
	return nil
}

func imageWithLayers(id, ref string, layers ...string) imageapi.Image {
	image := imageapi.Image{
		ObjectMeta: kapi.ObjectMeta{
			Name: id,
			Annotations: map[string]string{
				imageapi.ManagedByOpenShiftAnnotation: "true",
			},
		},
		DockerImageReference: ref,
	}

	image.DockerImageLayers = []imageapi.ImageLayer{}
	for _, layer := range layers {
		image.DockerImageLayers = append(image.DockerImageLayers, imageapi.ImageLayer{Name: layer})
	}

	return image
}

func convert_v1_Image_To_api_Image(in *Image, out *newer.Image, s conversion.Scope) error {
	if err := s.Convert(&in.ObjectMeta, &out.ObjectMeta, 0); err != nil {
		return err
	}

	out.DockerImageReference = in.DockerImageReference
	out.DockerImageManifest = in.DockerImageManifest

	version := in.DockerImageMetadataVersion
	if len(version) == 0 {
		version = "1.0"
	}
	if len(in.DockerImageMetadata.RawJSON) > 0 {
		// TODO: add a way to default the expected kind and version of an object if not set
		obj, err := kapi.Scheme.New(unversioned.GroupVersionKind{Version: version, Kind: "DockerImage"})
		if err != nil {
			return err
		}
		if err := kapi.Scheme.DecodeInto(in.DockerImageMetadata.RawJSON, obj); err != nil {
			return err
		}
		if err := s.Convert(obj, &out.DockerImageMetadata, 0); err != nil {
			return err
		}
	}
	out.DockerImageMetadataVersion = version

	if in.DockerImageLayers != nil {
		out.DockerImageLayers = make([]newer.ImageLayer, len(in.DockerImageLayers))
		for i := range in.DockerImageLayers {
			if err := s.Convert(&in.DockerImageLayers[i], &out.DockerImageLayers[i], 0); err != nil {
				return err
			}
		}
	} else {
		out.DockerImageLayers = nil
	}

	return nil
}

func fuzzImage(t *testing.T, image *api.Image, seed int64) *api.Image {
	f := apitesting.FuzzerFor(t, v1.SchemeGroupVersion, rand.NewSource(seed))
	f.Funcs(
		func(j *api.Image, c fuzz.Continue) {
			c.FuzzNoCustom(j)
			j.Annotations = make(map[string]string)
			j.Labels = make(map[string]string)
			j.Signatures = make([]api.ImageSignature, c.Rand.Intn(3)+2)
			for i := range j.Signatures {
				sign := &j.Signatures[i]
				c.Fuzz(sign)
				sign.Conditions = make([]api.SignatureCondition, c.Rand.Intn(3)+2)
				for ci := range sign.Conditions {
					cond := &sign.Conditions[ci]
					c.Fuzz(cond)
				}
			}
			for i := 0; i < c.Rand.Intn(3)+2; i++ {
				j.Labels[c.RandString()] = c.RandString()
				j.Annotations[c.RandString()] = c.RandString()
			}
		},
	)

	updated := api.Image{}
	f.Fuzz(&updated)
	updated.Namespace = image.Namespace
	updated.Name = image.Name

	j, err := meta.TypeAccessor(image)
	if err != nil {
		t.Fatalf("Unexpected error %v for %#v", err, image)
	}
	j.SetKind("")
	j.SetAPIVersion("")

	return &updated
}

// deserializedManifestFillImageMetadata fills a given image with metadata.
func (r *repository) deserializedManifestFillImageMetadata(manifest *schema2.DeserializedManifest, image *imageapi.Image) error {
	configBytes, err := r.Blobs(r.ctx).Get(r.ctx, manifest.Config.Digest)
	if err != nil {
		context.GetLogger(r.ctx).Errorf("failed to get image config %s: %v", manifest.Config.Digest.String(), err)
		return err
	}
	image.DockerImageConfig = string(configBytes)

	if err := imageapi.ImageWithMetadata(image); err != nil {
		return err
	}

	return nil
}

// signedManifestFillImageMetadata fills a given image with metadata. It also corrects layer sizes with blob sizes. Newer
// Docker client versions don't set layer sizes in the manifest at all. Origin master needs correct layer
// sizes for proper image quota support. That's why we need to fill the metadata in the registry.
func (r *repository) signedManifestFillImageMetadata(manifest *schema1.SignedManifest, image *imageapi.Image) error {
	signatures, err := manifest.Signatures()
	if err != nil {
		return err
	}

	for _, signDigest := range signatures {
		image.DockerImageSignatures = append(image.DockerImageSignatures, signDigest)
	}

	if err := imageapi.ImageWithMetadata(image); err != nil {
		return err
	}

	refs := manifest.References()

	blobSet := sets.NewString()
	image.DockerImageMetadata.Size = int64(0)

	blobs := r.Blobs(r.ctx)
	for i := range image.DockerImageLayers {
		layer := &image.DockerImageLayers[i]
		// DockerImageLayers represents manifest.Manifest.FSLayers in reversed order
		desc, err := blobs.Stat(r.ctx, refs[len(image.DockerImageLayers)-i-1].Digest)
		if err != nil {
			context.GetLogger(r.ctx).Errorf("failed to stat blobs %s of image %s", layer.Name, image.DockerImageReference)
			return err
		}
		if layer.MediaType == "" {
			if desc.MediaType != "" {
				layer.MediaType = desc.MediaType
			} else {
				layer.MediaType = schema1.MediaTypeManifestLayer
			}
		}
		layer.LayerSize = desc.Size
		// count empty layer just once (empty layer may actually have non-zero size)
		if !blobSet.Has(layer.Name) {
			image.DockerImageMetadata.Size += desc.Size
			blobSet.Insert(layer.Name)
		}
	}
	if len(image.DockerImageConfig) > 0 && !blobSet.Has(image.DockerImageMetadata.ID) {
		blobSet.Insert(image.DockerImageMetadata.ID)
		image.DockerImageMetadata.Size += int64(len(image.DockerImageConfig))
	}

	return nil
}

func (h *manifestSchema2Handler) FillImageMetadata(ctx context.Context, image *imageapi.Image) error {
	// The manifest.Config references a configuration object for a container by its digest.
	// It needs to be fetched in order to fill an image object metadata below.
	configBytes, err := h.repo.Blobs(ctx).Get(ctx, h.manifest.Config.Digest)
	if err != nil {
		context.GetLogger(ctx).Errorf("failed to get image config %s: %v", h.manifest.Config.Digest.String(), err)
		return err
	}
	image.DockerImageConfig = string(configBytes)

	if err := imageapi.ImageWithMetadata(image); err != nil {
		return err
	}

	return nil
}

func getFakeImageGetHandler(t *testing.T, namespace string) ktestclient.ReactionFunc {
	return func(action ktestclient.Action) (handled bool, ret runtime.Object, err error) {
		switch a := action.(type) {
		case ktestclient.GetAction:
			name := a.GetName()

			res := imageapi.Image{
				ObjectMeta: kapi.ObjectMeta{
					Name:        name,
					Annotations: map[string]string{imageapi.ManagedByOpenShiftAnnotation: "true"},
				},
				DockerImageReference: fmt.Sprintf("registry.example.org/%s/%s", namespace, a.GetName()),
			}

			switch name {
			case baseImageWith1LayerDigest:
				res.DockerImageManifest = baseImageWith1Layer
			case baseImageWith2LayersDigest:
				res.DockerImageManifest = baseImageWith2Layers
			case childImageWith2LayersDigest:
				res.DockerImageManifest = childImageWith2Layers
			case childImageWith3LayersDigest:
				res.DockerImageManifest = childImageWith3Layers
			case miscImageDigest:
				res.DockerImageManifest = miscImage
			default:
				err := fmt.Errorf("image %q not found", name)
				t.Error(err.Error())
				return true, nil, err
			}

			t.Logf("images get handler: returning %q", res.Name)
			return true, &res, nil
		}
		return false, nil, nil
	}
}

func Convert_v1_Image_To_api_Image(in *Image, out *newer.Image, s conversion.Scope) error {
	if err := s.Convert(&in.ObjectMeta, &out.ObjectMeta, 0); err != nil {
		return err
	}

	out.DockerImageReference = in.DockerImageReference
	out.DockerImageManifest = in.DockerImageManifest
	out.DockerImageManifestMediaType = in.DockerImageManifestMediaType
	out.DockerImageConfig = in.DockerImageConfig

	version := in.DockerImageMetadataVersion
	if len(version) == 0 {
		version = "1.0"
	}
	if len(in.DockerImageMetadata.Raw) > 0 {
		// TODO: add a way to default the expected kind and version of an object if not set
		obj, err := api.Scheme.New(unversioned.GroupVersionKind{Version: version, Kind: "DockerImage"})
		if err != nil {
			return err
		}
		if err := runtime.DecodeInto(api.Codecs.UniversalDecoder(), in.DockerImageMetadata.Raw, obj); err != nil {
			return err
		}
		if err := s.Convert(obj, &out.DockerImageMetadata, 0); err != nil {
			return err
		}
	}
	out.DockerImageMetadataVersion = version

	if in.DockerImageLayers != nil {
		out.DockerImageLayers = make([]newer.ImageLayer, len(in.DockerImageLayers))
		for i := range in.DockerImageLayers {
			out.DockerImageLayers[i].MediaType = in.DockerImageLayers[i].MediaType
			out.DockerImageLayers[i].Name = in.DockerImageLayers[i].Name
			out.DockerImageLayers[i].LayerSize = in.DockerImageLayers[i].LayerSize
		}
	} else {
		out.DockerImageLayers = nil
	}

	if in.Signatures != nil {
		out.Signatures = make([]newer.ImageSignature, len(in.Signatures))
		for i := range in.Signatures {
			if err := s.Convert(&in.Signatures[i], &out.Signatures[i], 0); err != nil {
				return err
			}
		}
	} else {
		out.Signatures = nil
	}

	if in.DockerImageSignatures != nil {
		out.DockerImageSignatures = nil
		for _, v := range in.DockerImageSignatures {
			out.DockerImageSignatures = append(out.DockerImageSignatures, v)
		}
	} else {
		out.DockerImageSignatures = nil
	}

	return nil
}

// newISTag initializes an image stream tag from an image stream and image. The allowEmptyEvent will create a tag even
// in the event that the status tag does does not exist yet (no image has successfully been tagged) or the image is nil.
func newISTag(tag string, imageStream *imageapi.ImageStream, image *imageapi.Image, allowEmptyEvent bool) (*imageapi.ImageStreamTag, error) {
	istagName := imageapi.JoinImageStreamTag(imageStream.Name, tag)

	event := imageapi.LatestTaggedImage(imageStream, tag)
	if event == nil || len(event.Image) == 0 {
		if !allowEmptyEvent {
			return nil, kapierrors.NewNotFound(imageapi.Resource("imagestreamtags"), istagName)
		}
		event = &imageapi.TagEvent{
			Created: imageStream.CreationTimestamp,
		}
	}

	ist := &imageapi.ImageStreamTag{
		ObjectMeta: kapi.ObjectMeta{
			Namespace:         imageStream.Namespace,
			Name:              istagName,
			CreationTimestamp: event.Created,
			Annotations:       map[string]string{},
			ResourceVersion:   imageStream.ResourceVersion,
			UID:               imageStream.UID,
		},
		Generation: event.Generation,
		Conditions: imageStream.Status.Tags[tag].Conditions,
	}

	if imageStream.Spec.Tags != nil {
		if tagRef, ok := imageStream.Spec.Tags[tag]; ok {
			// copy the spec tag
			ist.Tag = &tagRef
			if from := ist.Tag.From; from != nil {
				copied := *from
				ist.Tag.From = &copied
			}
			if gen := ist.Tag.Generation; gen != nil {
				copied := *gen
				ist.Tag.Generation = &copied
			}

			// if the imageStream has Spec.Tags[tag].Annotations[k] = v, copy it to the image's annotations
			// and add them to the istag's annotations
			if image != nil && image.Annotations == nil {
				image.Annotations = make(map[string]string)
			}
			for k, v := range tagRef.Annotations {
				ist.Annotations[k] = v
				if image != nil {
					image.Annotations[k] = v
				}
			}
		}
	}

	if image != nil {
		if err := imageapi.ImageWithMetadata(image); err != nil {
			return nil, err
		}
		image.DockerImageManifest = ""
		ist.Image = *image
	} else {
		ist.Image = imageapi.Image{}
		ist.Image.Name = event.Image
	}

	// Replace the DockerImageReference with the value from event, which contains
	// real value from status. This should fix the problem for v1 registries,
	// where mutliple tags point to a single id and only the first image's metadata
	// is saved. This in turn will always return the pull spec from the first
	// imported image, which might be different than the requested tag.
	ist.Image.DockerImageReference = event.DockerImageReference

	return ist, nil
}