cache

Documentation

Index

• Variables
• type Manager
  • func New(imageStore *storage.ImageStore, kvStore keyvalue.Store, ...) Manager
  • func NewNoopCacheManager() Manager

Variables

var (
	// ErrorLayerNotFound is the error returned by Lookup when the layer
	// requested was not found in the registry.
	ErrorLayerNotFound = errors.Errorf("layer not found in cache")
)

Types

type Manager

type Manager interface {
	PullCache(cacheID string) (*image.DigestPair, error)
	PushCache(cacheID string, digestPair *image.DigestPair) error
	WaitForPush() error
}

Manager is the interface through which we interact with the cacheID -> image layer mapping.

func New

func New(
	imageStore *storage.ImageStore, kvStore keyvalue.Store,
	registryClient registry.Client) Manager

New returns a new cache manager that interacts with the registry passed in as well as the local filesystem through the image store. By default the registry field is left blank.

func NewNoopCacheManager

func NewNoopCacheManager() Manager

NewNoopCacheManager returns a Manager that does nothing.