remove unneeded references

pkg/apis/core/validation/validation.go

@@ -287,9 +287,6 @@ var ValidateServiceAccountName = apimachineryvalidation.ValidateServiceAccountNa
 // trailing dashes are allowed.
 var ValidateEndpointsName = apimachineryvalidation.NameIsDNSSubdomain
 
-// ValidateClusterName can be used to check whether the given cluster name is valid.
-var ValidateClusterName = apimachineryvalidation.ValidateClusterName
-
 // ValidateClassName can be used to check whether the given class name is valid.
 // It is defined here to avoid import cycle between pkg/apis/storage/validation
 // (where it should be) and this file.

pkg/apis/core/validation/validation_test.go

@@ -1360,7 +1360,7 @@ func testValidatePVC(t *testing.T, ephemeral bool) {
 			isExpectedFailure: ephemeral,
 			claim: func() *core.PersistentVolumeClaim {
 				claim := testVolumeClaim(goodName, goodNS, goodClaimSpec)
-				claim.ClusterName = "foo"
+				claim.ZZZ_DeprecatedClusterName = "foo"
 				return claim
 			}(),
 		},

pkg/apis/node/validation/validation_test.go

@@ -100,7 +100,7 @@ func TestValidateRuntimeUpdate(t *testing.T) {
 		new: node.RuntimeClass{
 			ObjectMeta: metav1.ObjectMeta{
 				Name:      "empty",
-				ClusterName: "somethingelse", // immutable
+				Namespace: "somethingelse", // immutable
 			},
 			Handler: "bar",
 		},

pkg/registry/core/pod/strategy_test.go

@@ -1464,7 +1464,7 @@ func TestDropNonEphemeralContainerUpdates(t *testing.T) {
 					Namespace:                 "test-ns",
 					ResourceVersion:           "1",
 					Annotations:               map[string]string{"foo": "bar", "whiz": "pop"},
-					ClusterName:     "milo",
+					ZZZ_DeprecatedClusterName: "milo",
 				},
 				Spec: api.PodSpec{
 					Containers: []api.Container{

pkg/registry/rbac/helpers_test.go

@@ -190,7 +190,7 @@ func TestNewMetadataFields(t *testing.T) {
 		objMeta.Annotations = nil
 		objMeta.OwnerReferences = nil
 		objMeta.Finalizers = nil
-		objMeta.ClusterName = ""
+		objMeta.ZZZ_DeprecatedClusterName = ""
 		objMeta.ManagedFields = nil
 
 		if !reflect.DeepEqual(metav1.ObjectMeta{}, objMeta) {

pkg/scheduler/internal/queue/scheduling_queue_test.go

@@ -374,7 +374,7 @@ func TestPriorityQueue_Update(t *testing.T) {
 		t.Error("Expected unschedulableQ to be 1.")
 	}
 	updatedPod := medPriorityPodInfo.Pod.DeepCopy()
-	updatedPod.ClusterName = "test"
+	updatedPod.Annotations["foo"] = "test"
 	q.Update(medPriorityPodInfo.Pod, updatedPod)
 	rawPodInfo, err = q.podBackoffQ.Pop()
 	podGotFromBackoffQ = rawPodInfo.(*framework.QueuedPodInfo).Pod
@@ -389,7 +389,7 @@ func TestPriorityQueue_Update(t *testing.T) {
 		t.Error("Expected unschedulableQ to be 1.")
 	}
 	updatedPod = medPriorityPodInfo.Pod.DeepCopy()
-	updatedPod.ClusterName = "test1"
+	updatedPod.Annotations["foo"] = "test1"
 	// Move clock by podInitialBackoffDuration, so that pods in the unschedulableQ would pass the backing off,
 	// and the pods will be moved into activeQ.
 	c.Step(q.podInitialBackoffDuration)

staging/src/k8s.io/apimachinery/pkg/test/apis_meta_v1_unstructed_unstructure_test.go

@@ -534,7 +534,7 @@ func TestAccessorMethods(t *testing.T) {
 		{accessor: "Annotations", val: map[string]string{"foo": "bar"}},
 		{accessor: "Finalizers", val: []string{"foo"}},
 		{accessor: "OwnerReferences", val: []metav1.OwnerReference{{Name: "foo"}}},
-		{accessor: "ClusterName", val: "foo"},
+		{accessor: "ZZZ_DeprecatedClusterName", val: "foo"},
 	}
 	for i, test := range tests {
 		t.Logf("evaluating test %d (%s)", i, test.accessor)

staging/src/k8s.io/apiserver/pkg/storage/cacher/caching_object_test.go

@@ -92,31 +92,31 @@ func TestCachingObjectFieldAccessors(t *testing.T) {
 
 	// Given accessors for all fields implement the same logic,
 	// we are choosing an arbitrary one to test.
-	clusterName := "clusterName"
-	object.SetClusterName(clusterName)
+	namespace := "namespace"
+	object.SetNamespace(namespace)
 
-	encodeClusterName := func(obj runtime.Object, w io.Writer) error {
+	encodeNamespace := func(obj runtime.Object, w io.Writer) error {
 		accessor, err := meta.Accessor(obj)
 		if err != nil {
 			t.Fatalf("failed to get accessor for %#v: %v", obj, err)
 		}
-		_, err = w.Write([]byte(accessor.GetClusterName()))
+		_, err = w.Write([]byte(accessor.GetNamespace()))
 		return err
 	}
 	buffer := bytes.NewBuffer(nil)
-	if err := object.CacheEncode("", encodeClusterName, buffer); err != nil {
+	if err := object.CacheEncode("", encodeNamespace, buffer); err != nil {
 		t.Errorf("unexpected error: %v", err)
 	}
-	if a, e := buffer.String(), clusterName; a != e {
+	if a, e := buffer.String(), namespace; a != e {
 		t.Errorf("unexpected serialization: %s, expected: %s", a, e)
 	}
 
-	// GetObject should also set clusterName.
+	// GetObject should also set namespace.
 	buffer.Reset()
-	if err := encodeClusterName(object.GetObject(), buffer); err != nil {
+	if err := encodeNamespace(object.GetObject(), buffer); err != nil {
 		t.Errorf("unexpected error: %v", err)
 	}
-	if a, e := buffer.String(), clusterName; a != e {
+	if a, e := buffer.String(), namespace; a != e {
 		t.Errorf("unexpected serialization: %s, expected: %s", a, e)
 	}
 }
@@ -140,7 +140,7 @@ func TestCachingObjectRaces(t *testing.T) {
 	for i := 0; i < numWorkers; i++ {
 		go func() {
 			defer wg.Done()
-			object.SetClusterName("clusterName")
+			object.SetNamespace("namespace")
 			buffer := bytes.NewBuffer(nil)
 			for _, encoder := range encoders {
 				buffer.Reset()
@@ -156,8 +156,8 @@ func TestCachingObjectRaces(t *testing.T) {
 				t.Errorf("failed to get accessor: %v", err)
 				return
 			}
-			if clusterName := accessor.GetClusterName(); clusterName != "clusterName" {
-				t.Errorf("unexpected clusterName: %s", clusterName)
+			if namespace := accessor.GetNamespace(); namespace != "namespace" {
+				t.Errorf("unexpected namespace: %s", namespace)
 			}
 		}()
 	}

staging/src/k8s.io/client-go/testing/fake_test.go

@@ -26,8 +26,8 @@ import (
 )
 
 func TestOriginalObjectCaptured(t *testing.T) {
-	// this ReactionFunc sets the resources ClusterName
-	const testClusterName = "some-value"
+	// this ReactionFunc sets the resources SelfLink
+	const testSelfLink = "some-value"
 	reactors := []ReactionFunc{
 		func(action Action) (bool, runtime.Object, error) {
 			createAction := action.(CreateActionImpl)
@@ -37,7 +37,7 @@ func TestOriginalObjectCaptured(t *testing.T) {
 			}
 
 			// set any field on the resource
-			accessor.SetClusterName(testClusterName)
+			accessor.SetSelfLink(testSelfLink)
 
 			return true, createAction.Object, nil
 		},
@@ -69,7 +69,7 @@ func TestOriginalObjectCaptured(t *testing.T) {
 	}
 
 	// validate that the returned resource was modified by the ReactionFunc
-	if accessor.GetClusterName() != testClusterName {
+	if accessor.GetSelfLink() != testSelfLink {
 		t.Errorf("expected resource returned by Invokes to be modified by the ReactionFunc")
 	}
 	// verify one action was performed
@@ -83,14 +83,14 @@ func TestOriginalObjectCaptured(t *testing.T) {
 	if err != nil {
 		t.Fatalf("unexpected error: %v", err)
 	}
-	if accessor.GetClusterName() != "" {
+	if accessor.GetSelfLink() != "" {
 		t.Errorf("expected Action recorded to not be modified by ReactionFunc but it was")
 	}
 }
 
 func TestReactorChangesPersisted(t *testing.T) {
-	// this ReactionFunc sets the resources ClusterName
-	const testClusterName = "some-value"
+	// this ReactionFunc sets the resources SelfLink
+	const testSelfLink = "some-value"
 	reactors := []ReactionFunc{
 		func(action Action) (bool, runtime.Object, error) {
 			createAction := action.(CreateActionImpl)
@@ -100,7 +100,7 @@ func TestReactorChangesPersisted(t *testing.T) {
 			}
 
 			// set any field on the resource
-			accessor.SetClusterName(testClusterName)
+			accessor.SetSelfLink(testSelfLink)
 
 			return false, createAction.Object, nil
 		},
@@ -111,8 +111,8 @@ func TestReactorChangesPersisted(t *testing.T) {
 				return false, nil, err
 			}
 
-			// ensure the clusterName is set to testClusterName already
-			if accessor.GetClusterName() != testClusterName {
+			// ensure the selfLink is set to testSelfLink already
+			if accessor.GetSelfLink() != testSelfLink {
 				t.Errorf("expected resource passed to second reactor to be modified by first reactor")
 			}
 
@@ -146,7 +146,7 @@ func TestReactorChangesPersisted(t *testing.T) {
 	}
 
 	// validate that the returned resource was modified by the ReactionFunc
-	if accessor.GetClusterName() != testClusterName {
+	if accessor.GetSelfLink() != testSelfLink {
 		t.Errorf("expected resource returned by Invokes to be modified by the ReactionFunc")
 	}
 	// verify one action was performed
@@ -160,7 +160,7 @@ func TestReactorChangesPersisted(t *testing.T) {
 	if err != nil {
 		t.Fatalf("unexpected error: %v", err)
 	}
-	if accessor.GetClusterName() != "" {
+	if accessor.GetSelfLink() != "" {
 		t.Errorf("expected Action recorded to not be modified by ReactionFunc but it was")
 	}
 }

test/integration/objectmeta/objectmeta_test.go

@@ -39,16 +39,16 @@ func TestIgnoreClusterName(t *testing.T) {
 	ns := v1.Namespace{
 		ObjectMeta: metav1.ObjectMeta{
 			Name:                      "test-namespace",
-			ClusterName: "cluster-name-to-ignore",
+			ZZZ_DeprecatedClusterName: "cluster-name-to-ignore",
 		},
 	}
 	nsNew, err := client.CoreV1().Namespaces().Create(context.TODO(), &ns, metav1.CreateOptions{})
 	assert.NoError(t, err)
 	assert.Equal(t, ns.Name, nsNew.Name)
-	assert.Empty(t, nsNew.ClusterName)
+	assert.Empty(t, nsNew.ZZZ_DeprecatedClusterName)
 
 	nsNew, err = client.CoreV1().Namespaces().Update(context.TODO(), &ns, metav1.UpdateOptions{})
 	assert.NoError(t, err)
 	assert.Equal(t, ns.Name, nsNew.Name)
-	assert.Empty(t, nsNew.ClusterName)
+	assert.Empty(t, nsNew.ZZZ_DeprecatedClusterName)
 }