hack up queryToObject to continue to work as it used to

pkg/apiserver/resthandler.go

@@ -149,15 +149,31 @@ func getRequestOptions(req *restful.Request, scope RequestScope, kind string, su
 		newQuery[subpathKey] = []string{req.PathParameter("path")}
 		query = newQuery
 	}
-	versioned, err := scope.Creater.New(scope.ServerAPIVersion, kind)
+
+	// TODO Options a mess.  Basically the intent is:
+	// 1. try to decode using the expected external GroupVersion
+	// 2. if that fails, fall back to the old external serialization being used before, which was
+	//    "v1" and decode into the unversioned/legacykube group
+	gvString := scope.APIVersion
+	internalGVString := scope.InternalVersion.String()
+
+	versioned, err := scope.Creater.New(gvString, kind)
 	if err != nil {
-		// programmer error
-		return nil, err
+		gvString = "v1"
+		internalGVString = ""
+
+		var secondErr error
+		versioned, secondErr = scope.Creater.New(gvString, kind)
+		// if we have an error, return the original failure
+		if secondErr != nil {
+			return nil, err
+		}
 	}
+
 	if err := scope.Codec.DecodeParametersInto(query, versioned); err != nil {
 		return nil, errors.NewBadRequest(err.Error())
 	}
-	out, err := scope.Convertor.ConvertToVersion(versioned, scope.InternalVersion.String())
+	out, err := scope.Convertor.ConvertToVersion(versioned, internalGVString)
 	if err != nil {
 		// programmer error
 		return nil, err

pkg/client/unversioned/testclient/fixture.go

@@ -38,7 +38,7 @@ import (
 type ObjectRetriever interface {
 	// Kind should return a resource or a list of resources (depending on the provided kind and
 	// name). It should return an error if the caller should communicate an error to the server.
-	Kind(kind, name string) (runtime.Object, error)
+	Kind(gvk unversioned.GroupVersionKind, name string) (runtime.Object, error)
 	// Add adds a runtime object for test purposes into this object.
 	Add(runtime.Object) error
 }
@@ -59,23 +59,29 @@ type ObjectScheme interface {
 func ObjectReaction(o ObjectRetriever, mapper meta.RESTMapper) ReactionFunc {
 
 	return func(action Action) (bool, runtime.Object, error) {
-		_, kind, err := mapper.VersionAndKindForResource(action.GetResource())
+		gvString, kind, err := mapper.VersionAndKindForResource(action.GetResource())
 		if err != nil {
 			return false, nil, fmt.Errorf("unrecognized action %s: %v", action.GetResource(), err)
 		}
+		gv, err := unversioned.ParseGroupVersion(gvString)
+		if err != nil {
+			return false, nil, err
+		}
+		gvk := gv.WithKind(kind)
 
 		// TODO: have mapper return a Kind for a subresource?
 		switch castAction := action.(type) {
 		case ListAction:
-			resource, err := o.Kind(kind+"List", "")
+			gvk.Kind += "List"
+			resource, err := o.Kind(gvk, "")
 			return true, resource, err
 
 		case GetAction:
-			resource, err := o.Kind(kind, castAction.GetName())
+			resource, err := o.Kind(gvk, castAction.GetName())
 			return true, resource, err
 
 		case DeleteAction:
-			resource, err := o.Kind(kind, castAction.GetName())
+			resource, err := o.Kind(gvk, castAction.GetName())
 			return true, resource, err
 
 		case CreateAction:
@@ -83,7 +89,7 @@ func ObjectReaction(o ObjectRetriever, mapper meta.RESTMapper) ReactionFunc {
 			if err != nil {
 				return true, nil, err
 			}
-			resource, err := o.Kind(kind, meta.Name)
+			resource, err := o.Kind(gvk, meta.Name)
 			return true, resource, err
 
 		case UpdateAction:
@@ -91,7 +97,7 @@ func ObjectReaction(o ObjectRetriever, mapper meta.RESTMapper) ReactionFunc {
 			if err != nil {
 				return true, nil, err
 			}
-			resource, err := o.Kind(kind, meta.Name)
+			resource, err := o.Kind(gvk, meta.Name)
 			return true, resource, err
 
 		default:
@@ -151,19 +157,24 @@ func NewObjects(scheme ObjectScheme, decoder runtime.ObjectDecoder) ObjectRetrie
 	}
 }
 
-func (o objects) Kind(kind, name string) (runtime.Object, error) {
-	empty, _ := o.scheme.New("", kind)
+func (o objects) Kind(gvk unversioned.GroupVersionKind, name string) (runtime.Object, error) {
+	// TODO our test clients deal in internal versions.  We need to plumb that knowledge down here
+	// we might do this via an extra function to the scheme to allow getting internal group versions
+	// I'm punting for now
+	gvk.Version = ""
+
+	empty, _ := o.scheme.New(gvk.GroupVersion().String(), gvk.Kind)
 	nilValue := reflect.Zero(reflect.TypeOf(empty)).Interface().(runtime.Object)
 
-	arr, ok := o.types[kind]
+	arr, ok := o.types[gvk.Kind]
 	if !ok {
-		if strings.HasSuffix(kind, "List") {
-			itemKind := kind[:len(kind)-4]
+		if strings.HasSuffix(gvk.Kind, "List") {
+			itemKind := gvk.Kind[:len(gvk.Kind)-4]
 			arr, ok := o.types[itemKind]
 			if !ok {
 				return empty, nil
 			}
-			out, err := o.scheme.New("", kind)
+			out, err := o.scheme.New(gvk.GroupVersion().String(), gvk.Kind)
 			if err != nil {
 				return nilValue, err
 			}
@@ -175,25 +186,25 @@ func (o objects) Kind(kind, name string) (runtime.Object, error) {
 			}
 			return out, nil
 		}
-		return nilValue, errors.NewNotFound(kind, name)
+		return nilValue, errors.NewNotFound(gvk.Kind, name)
 	}
 
-	index := o.last[kind]
+	index := o.last[gvk.Kind]
 	if index >= len(arr) {
 		index = len(arr) - 1
 	}
 	if index < 0 {
-		return nilValue, errors.NewNotFound(kind, name)
+		return nilValue, errors.NewNotFound(gvk.Kind, name)
 	}
 	out, err := o.scheme.Copy(arr[index])
 	if err != nil {
 		return nilValue, err
 	}
-	o.last[kind] = index + 1
+	o.last[gvk.Kind] = index + 1
 
 	if status, ok := out.(*unversioned.Status); ok {
 		if status.Details != nil {
-			status.Details.Kind = kind
+			status.Details.Kind = gvk.Kind
 		}
 		if status.Status != unversioned.StatusSuccess {
 			return nilValue, &errors.StatusError{ErrStatus: *status}

pkg/conversion/scheme.go

@@ -72,10 +72,10 @@ func NewScheme() *Scheme {
 		cloner:        NewCloner(),
 		// TODO remove this hard coded list.  As step one, hardcode it here so this pull doesn't become even bigger
 		InternalVersions: map[string]unversioned.GroupVersion{
-			"":                unversioned.GroupVersion{},
-			"componentconfig": unversioned.GroupVersion{Group: "componentconfig"},
-			"extensions":      unversioned.GroupVersion{Group: "extensions"},
-			"metrics":         unversioned.GroupVersion{Group: "metrics"},
+			"":                {},
+			"componentconfig": {Group: "componentconfig"},
+			"extensions":      {Group: "extensions"},
+			"metrics":         {Group: "metrics"},
 		},
 		MetaFactory: DefaultMetaFactory,
 	}

pkg/kubectl/cmd/cmd_test.go

@@ -84,7 +84,8 @@ var validVersionGV = unversioned.GroupVersion{Group: "apitest", Version: validVe
 
 func newExternalScheme() (*runtime.Scheme, meta.RESTMapper, runtime.Codec) {
 	scheme := runtime.NewScheme()
-	scheme.AddKnownTypeWithName(internalGV.Version, "Type", &internalType{})
+	scheme.AddInternalGroupVersion(internalGV)
+	scheme.AddKnownTypeWithName(internalGV.String(), "Type", &internalType{})
 	scheme.AddKnownTypeWithName(unlikelyGV.String(), "Type", &externalType{})
 	//This tests that kubectl will not confuse the external scheme with the internal scheme, even when they accidentally have versions of the same name.
 	scheme.AddKnownTypeWithName(validVersionGV.String(), "Type", &ExternalType2{})