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@ -56,6 +56,35 @@ func ParseNormalizedNamed(s string) (Named, error) {
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return named, nil
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}
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// ParseDockerRef normalizes the image reference following the docker convention. This is added
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// mainly for backward compatibility.
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// The reference returned can only be either tagged or digested. For reference contains both tag
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// and digest, the function returns digested reference, e.g. docker.io/library/busybox:latest@
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// sha256:7cc4b5aefd1d0cadf8d97d4350462ba51c694ebca145b08d7d41b41acc8db5aa will be returned as
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// docker.io/library/busybox@sha256:7cc4b5aefd1d0cadf8d97d4350462ba51c694ebca145b08d7d41b41acc8db5aa.
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func ParseDockerRef(ref string) (Named, error) {
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named, err := ParseNormalizedNamed(ref)
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if err != nil {
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return nil, err
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}
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if _, ok := named.(NamedTagged); ok {
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if canonical, ok := named.(Canonical); ok {
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// The reference is both tagged and digested, only
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// return digested.
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newNamed, err := WithName(canonical.Name())
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if err != nil {
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return nil, err
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}
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newCanonical, err := WithDigest(newNamed, canonical.Digest())
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if err != nil {
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return nil, err
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}
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return newCanonical, nil
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}
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}
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return TagNameOnly(named), nil
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}
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// splitDockerDomain splits a repository name to domain and remotename string.
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// If no valid domain is found, the default domain is used. Repository name
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// needs to be already validated before.
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Dawid Dziurla
1 year ago
committed by
GitHub