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pulling unqualified reference: make sure it's a docker reference 

When pulling an unqualified reference (e.g., `fedora`) make sure that
the reference is not using a non-docker transport to avoid iterating
over the search registries and trying to pull from them.

Fixes: #4434
Signed-off-by: Valentin Rothberg <rothberg@redhat.com>
This commit is contained in:
Valentin Rothberg 2019-11-05 12:16:43 +01:00
parent cc19b09b44
commit 274fe57d3e
1 changed files with 7 additions and 1 deletions
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8
libpod/image/pull.go
View File

@ -230,7 +230,12 @@ func (ir *Runtime) pullImageFromHeuristicSource(ctx context.Context, inputName s
sc.BlobInfoCacheDir = filepath.Join(ir.store.GraphRoot(), "cache")
srcRef, err := alltransports.ParseImageName(inputName)
if err != nil {
// could be trying to pull from registry with short name
// We might be pulling with an unqualified image reference in which case
// we need to make sure that we're not using any other transport.
srcTransport := alltransports.TransportFromImageName(inputName)
if srcTransport != nil && srcTransport.Name() != DockerTransport {
return nil, err
}
goal, err = ir.pullGoalFromPossiblyUnqualifiedName(inputName)
if err != nil {
return nil, errors.Wrap(err, "error getting default registries to try")
@ -347,6 +352,7 @@ func (ir *Runtime) pullGoalFromPossiblyUnqualifiedName(inputName string) (*pullG
if err != nil {
return nil, err
}
if decomposedImage.hasRegistry {
srcRef, err := docker.ParseReference("//" + inputName)
if err != nil {