moby/image/tarexport/tarexport.go
Tonis Tiigi faeff5118f Add parent references support to load/save
Restores the correct parent chain relationship
between images on docker load if multiple images
have been saved.

Signed-off-by: Tonis Tiigi <tonistiigi@gmail.com>
2016-03-21 19:31:10 -07:00

37 lines
770 B
Go

package tarexport
import (
"github.com/docker/docker/image"
"github.com/docker/docker/layer"
"github.com/docker/docker/reference"
)
const (
manifestFileName = "manifest.json"
legacyLayerFileName = "layer.tar"
legacyConfigFileName = "json"
legacyVersionFileName = "VERSION"
legacyRepositoriesFileName = "repositories"
)
type manifestItem struct {
Config string
RepoTags []string
Layers []string
Parent image.ID `json:",omitempty"`
}
type tarexporter struct {
is image.Store
ls layer.Store
rs reference.Store
}
// NewTarExporter returns new ImageExporter for tar packages
func NewTarExporter(is image.Store, ls layer.Store, rs reference.Store) image.Exporter {
return &tarexporter{
is: is,
ls: ls,
rs: rs,
}
}