cache

package

v0.5.0 Latest Latest Go to latest Published: Oct 16, 2019 License: Apache-2.0 Imports: 12 Imported by: 0

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const MetadataLabel = "io.buildpacks.lifecycle.cache.metadata"

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

func NewImageCache(origImage imgutil.Image, newImage imgutil.Image) *ImageCache

func (c *ImageCache) AddLayerFile(sha string, tarPath string) error

func (c *ImageCache) Commit() error

func (c *ImageCache) Name() string

func (c *ImageCache) RetrieveLayer(sha string) (io.ReadCloser, error)

func (c *ImageCache) RetrieveMetadata() (Metadata, error)

func (c *ImageCache) ReuseLayer(sha string) error

func (c *ImageCache) SetMetadata(metadata Metadata) error

type Metadata struct {
	Buildpacks []metadata.BuildpackLayersMetadata `json:"buildpacks"`
}

func (m *Metadata) MetadataForBuildpack(id string) metadata.BuildpackLayersMetadata

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

func NewVolumeCache(dir string) (*VolumeCache, error)

func (c *VolumeCache) AddLayer(rc io.ReadCloser) error

func (c *VolumeCache) AddLayerFile(sha string, tarPath string) error

func (c *VolumeCache) Commit() error

func (c *VolumeCache) HasLayer(sha string) (bool, error)

func (c *VolumeCache) Name() string

func (c *VolumeCache) RetrieveLayer(sha string) (io.ReadCloser, error)

func (c *VolumeCache) RetrieveLayerFile(sha string) (string, error)

func (c *VolumeCache) RetrieveMetadata() (Metadata, error)

func (c *VolumeCache) ReuseLayer(sha string) error

func (c *VolumeCache) SetMetadata(metadata Metadata) error