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moby--moby/image/tarexport/tarexport.go
Derek McGowan 3a1279393f
Use distribution reference
Remove forked reference package. Use normalized named values
everywhere and familiar functions to convert back to familiar
strings for UX and storage compatibility.

Enforce that the source repository in the distribution metadata
is always a normalized string, ignore invalid values which are not.
Update distribution tests to use normalized values.

Signed-off-by: Derek McGowan <derek@mcgstyle.net> (github: dmcgowan)
2017-02-07 11:08:37 -08:00

47 lines
1.3 KiB
Go

package tarexport
import (
"github.com/docker/distribution"
"github.com/docker/docker/image"
"github.com/docker/docker/layer"
refstore "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"`
LayerSources map[layer.DiffID]distribution.Descriptor `json:",omitempty"`
}
type tarexporter struct {
is image.Store
ls layer.Store
rs refstore.Store
loggerImgEvent LogImageEvent
}
// LogImageEvent defines interface for event generation related to image tar(load and save) operations
type LogImageEvent interface {
//LogImageEvent generates an event related to an image operation
LogImageEvent(imageID, refName, action string)
}
// NewTarExporter returns new Exporter for tar packages
func NewTarExporter(is image.Store, ls layer.Store, rs refstore.Store, loggerImgEvent LogImageEvent) image.Exporter {
return &tarexporter{
is: is,
ls: ls,
rs: rs,
loggerImgEvent: loggerImgEvent,
}
}