The original label of the object is preserved in Patch

Signed-off-by: LiZhenCheng9527 <lizhencheng6@huawei.com>

e2e/resources/attachedcluster.go

@@ -53,8 +53,16 @@ func CreateOrUpdateAttachedCluster(client kurator.Interface, attachedCluster *cl
 			if getErr != nil {
 				return getErr
 			}
-			attachedCluster.ResourceVersion = originalAttachedCluster.ResourceVersion
-			attachedClusterPatchData, createPatchErr := CreatePatchData(originalAttachedCluster, attachedCluster)
+			modifiedObjectMeta := ModifiedObjectMeta(originalAttachedCluster.ObjectMeta, attachedCluster.ObjectMeta)
+			oldAttachedCluster := clusterv1a1.AttachedCluster{
+				ObjectMeta: originalAttachedCluster.ObjectMeta,
+				Spec:       originalAttachedCluster.Spec,
+			}
+			modAttachedCluster := clusterv1a1.AttachedCluster{
+				ObjectMeta: modifiedObjectMeta,
+				Spec:       attachedCluster.Spec,
+			}
+			attachedClusterPatchData, createPatchErr := CreatePatchData(oldAttachedCluster, modAttachedCluster)
 			if createPatchErr != nil {
 				return createPatchErr
 			}

e2e/resources/fleet.go

@@ -55,8 +55,16 @@ func CreateOrUpdateFleet(client kurator.Interface, fleet *fleetv1a1.Fleet) error
 			if getErr != nil {
 				return getErr
 			}
-			fleet.ResourceVersion = originalFleet.ResourceVersion
-			fleetPatchData, createPatchErr := CreatePatchData(originalFleet, fleet)
+			modifiedObjectMeta := ModifiedObjectMeta(originalFleet.ObjectMeta, fleet.ObjectMeta)
+			oldFleet := fleetv1a1.Fleet{
+				ObjectMeta: originalFleet.ObjectMeta,
+				Spec:       originalFleet.Spec,
+			}
+			modFleet := fleetv1a1.Fleet{
+				ObjectMeta: modifiedObjectMeta,
+				Spec:       fleet.Spec,
+			}
+			fleetPatchData, createPatchErr := CreatePatchData(oldFleet, modFleet)
 			if createPatchErr != nil {
 				return createPatchErr
 			}

e2e/resources/secret.go

@@ -50,8 +50,16 @@ func CreateOrUpdateSecret(client kubernetes.Interface, secret *corev1.Secret) er
 			if getErr != nil {
 				return getErr
 			}
-			secret.ResourceVersion = originalSecret.ResourceVersion
-			secretPatchData, createPatchErr := CreatePatchData(originalSecret, secret)
+			modifiedObjectMeta := ModifiedObjectMeta(originalSecret.ObjectMeta, secret.ObjectMeta)
+			oldSecret := corev1.Secret{
+				ObjectMeta: originalSecret.ObjectMeta,
+				Data:       originalSecret.Data,
+			}
+			modSecret := corev1.Secret{
+				ObjectMeta: modifiedObjectMeta,
+				Data:       secret.Data,
+			}
+			secretPatchData, createPatchErr := CreatePatchData(oldSecret, modSecret)
 			if createPatchErr != nil {
 				return createPatchErr
 			}

e2e/resources/util.go

@@ -20,14 +20,15 @@ import (
 	"encoding/json"
 
 	jsonpatch "github.com/evanphx/json-patch"
+	metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
 )
 
-func CreatePatchData(originalAttachedCluster, modifiedAttachedCluster interface{}) ([]byte, error) {
-	originalData, originalErr := json.Marshal(originalAttachedCluster)
+func CreatePatchData(original, modified interface{}) ([]byte, error) {
+	originalData, originalErr := json.Marshal(original)
 	if originalErr != nil {
 		return nil, originalErr
 	}
-	modifiedData, modifiedErr := json.Marshal(modifiedAttachedCluster)
+	modifiedData, modifiedErr := json.Marshal(modified)
 	if modifiedErr != nil {
 		return nil, modifiedErr
 	}
@@ -37,3 +38,33 @@ func CreatePatchData(originalAttachedCluster, modifiedAttachedCluster interface{
 	}
 	return patchData, nil
 }
+
+func ModifiedObjectMeta(original, modified metav1.ObjectMeta) metav1.ObjectMeta {
+	if modified.Labels == nil {
+		modified.Labels = original.Labels
+	} else {
+		for k, v := range original.Labels {
+			if modified.Labels[k] == "" {
+				modified.Labels[k] = v
+			}
+		}
+	}
+
+	if modified.Annotations == nil {
+		modified.Annotations = original.Annotations
+	} else {
+		for k, v := range original.Annotations {
+			if modified.Annotations[k] == "" {
+				modified.Annotations[k] = v
+			}
+		}
+	}
+
+	if modified.Finalizers == nil {
+		modified.Finalizers = original.Finalizers
+	}
+	if modified.ResourceVersion == "" {
+		modified.ResourceVersion = original.ResourceVersion
+	}
+	return modified
+}