cri-o/libpod/images/rmi.go
Daniel J Walsh e18e962238 Move libkpod/image libkpod/layer to libpod/images and libpod/layers
Begin moving image and layer handling out of libkpod into libpod.

Signed-off-by: Daniel J Walsh <dwalsh@redhat.com>
2017-09-06 19:25:45 +00:00

35 lines
982 B
Go

package images
import (
"github.com/containers/storage"
"github.com/pkg/errors"
)
// UntagImage removes the tag from the given image
func UntagImage(store storage.Store, image *storage.Image, imgArg string) (string, error) {
// Remove name from image.Names and set the new names
newNames := []string{}
removedName := ""
for _, name := range image.Names {
if MatchesReference(name, imgArg) {
removedName = name
continue
}
newNames = append(newNames, name)
}
if removedName != "" {
if err := store.SetNames(image.ID, newNames); err != nil {
return "", errors.Wrapf(err, "error removing name %q from image %q", removedName, image.ID)
}
}
return removedName, nil
}
// RemoveImage removes the given image from storage
func RemoveImage(image *storage.Image, store storage.Store) (string, error) {
_, err := store.DeleteImage(image.ID, true)
if err != nil {
return "", errors.Wrapf(err, "could not remove image %q", image.ID)
}
return image.ID, nil
}