containerd/services/images/helpers.go
Daniel Nephin f74862a0dd Add structcheck, unused, and varcheck linters.
Warn on unused and dead code

Signed-off-by: Daniel Nephin <dnephin@gmail.com>
2017-11-21 11:14:37 -05:00

55 lines
1.3 KiB
Go

package images
import (
imagesapi "github.com/containerd/containerd/api/services/images/v1"
"github.com/containerd/containerd/api/types"
"github.com/containerd/containerd/images"
ocispec "github.com/opencontainers/image-spec/specs-go/v1"
)
func imagesToProto(images []images.Image) []imagesapi.Image {
var imagespb []imagesapi.Image
for _, image := range images {
imagespb = append(imagespb, imageToProto(&image))
}
return imagespb
}
func imageToProto(image *images.Image) imagesapi.Image {
return imagesapi.Image{
Name: image.Name,
Labels: image.Labels,
Target: descToProto(&image.Target),
CreatedAt: image.CreatedAt,
UpdatedAt: image.UpdatedAt,
}
}
func imageFromProto(imagepb *imagesapi.Image) images.Image {
return images.Image{
Name: imagepb.Name,
Labels: imagepb.Labels,
Target: descFromProto(&imagepb.Target),
CreatedAt: imagepb.CreatedAt,
UpdatedAt: imagepb.UpdatedAt,
}
}
func descFromProto(desc *types.Descriptor) ocispec.Descriptor {
return ocispec.Descriptor{
MediaType: desc.MediaType,
Size: desc.Size_,
Digest: desc.Digest,
}
}
func descToProto(desc *ocispec.Descriptor) types.Descriptor {
return types.Descriptor{
MediaType: desc.MediaType,
Size_: desc.Size,
Digest: desc.Digest,
}
}