store

type FsTxn interface {
	Write(filename string, reader io.Reader) error
	Read(filename string) (io.ReadCloser, error)
	WriteManifest(filename string, manifest *v1manifest.Manifest) error
	ReadManifest(filename string, role v1manifest.ValidManifest) (*v1manifest.Manifest, error)
	Stat(filename string) (os.FileInfo, error)
	// ResetManifest should reset the manifest state
	ResetManifest() error
	Commit() error
	Rollback() error
}

type Store interface {
	Begin() (FsTxn, error)
}

type Syncer interface {
	Sync(srcDir string) error
}