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@ -40,30 +40,36 @@ func AsVersioned(info *resource.Info) runtime.Object {
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// convertWithMapper converts the given object with the optional provided
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// RESTMapping. If no mapping is provided, the default schema versioner is used
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func convertWithMapper(obj runtime.Object, mapping *meta.RESTMapping) runtime.Object {
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s := kubernetesNativeScheme()
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s := NativeScheme()
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var gv = runtime.GroupVersioner(schema.GroupVersions(s.PrioritizedVersionsAllGroups()))
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if mapping != nil {
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gv = mapping.GroupVersionKind.GroupVersion()
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}
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if obj, err := runtime.ObjectConvertor(s).ConvertToVersion(obj, gv); err == nil {
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if obj, err := s.ConvertToVersion(obj, gv); err == nil {
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return obj
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}
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return obj
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}
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// kubernetesNativeScheme returns a clean *runtime.Scheme with _only_ Kubernetes
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// NativeScheme returns a clean *runtime.Scheme with _only_ Kubernetes
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// native resources added to it. This is required to break free of custom resources
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// that may have been added to scheme.Scheme due to Helm being used as a package in
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// combination with e.g. a versioned kube client. If we would not do this, the client
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// may attempt to perform e.g. a 3-way-merge strategy patch for custom resources.
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func kubernetesNativeScheme() *runtime.Scheme {
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func NativeScheme() *runtime.Scheme {
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k8sNativeSchemeOnce.Do(func() {
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k8sNativeScheme = runtime.NewScheme()
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scheme.AddToScheme(k8sNativeScheme)
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if err := scheme.AddToScheme(k8sNativeScheme); err != nil {
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panic(err)
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}
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// API extensions are not in the above scheme set,
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// and must thus be added separately.
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apiextensionsv1beta1.AddToScheme(k8sNativeScheme)
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apiextensionsv1.AddToScheme(k8sNativeScheme)
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if err := apiextensionsv1beta1.AddToScheme(k8sNativeScheme); err != nil {
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panic(err)
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}
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if err := apiextensionsv1.AddToScheme(k8sNativeScheme); err != nil {
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panic(err)
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}
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})
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return k8sNativeScheme
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}
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