Fix e2e autoscaling namespace error

Author: zhouya0

test/e2e/autoscaling/custom_metrics_stackdriver_autoscaling.go

@@ -259,11 +259,11 @@ func (tc *CustomMetricTestCase) Run() {
 	}
 	defer monitoring.CleanupDescriptors(gcmService, projectID)
 
-	err = monitoring.CreateAdapter(tc.framework.Namespace.ObjectMeta.Name, monitoring.AdapterDefault)
+	err = monitoring.CreateAdapter(monitoring.AdapterDefault)
 	if err != nil {
 		framework.Failf("Failed to set up: %v", err)
 	}
-	defer monitoring.CleanupAdapter(tc.framework.Namespace.ObjectMeta.Name, monitoring.AdapterDefault)
+	defer monitoring.CleanupAdapter(monitoring.AdapterDefault)
 
 	// Run application that exports the metric
 	err = createDeploymentToScale(tc.framework, tc.kubeClient, tc.deployment, tc.pod)

test/e2e/instrumentation/monitoring/custom_metrics_deployments.go

@@ -265,7 +265,7 @@ func CreateAdapter(adapterDeploymentFile string) error {
 	if err != nil {
 		return err
 	}
-	stat, err := framework.RunKubectl("create", "-f", adapterURL)
+	stat, err := framework.RunKubectl("", "create", "-f", adapterURL)
 	framework.Logf(stat)
 	return err
 }
@@ -278,7 +278,7 @@ func createClusterAdminBinding() error {
 	}
 	serviceAccount := strings.TrimSpace(stdout)
 	framework.Logf("current service account: %q", serviceAccount)
-	stat, err := framework.RunKubectl("create", "clusterrolebinding", ClusterAdminBinding, "--clusterrole=cluster-admin", "--user="+serviceAccount)
+	stat, err := framework.RunKubectl("", "create", "clusterrolebinding", ClusterAdminBinding, "--clusterrole=cluster-admin", "--user="+serviceAccount)
 	framework.Logf(stat)
 	return err
 }
@@ -317,8 +317,8 @@ func CleanupDescriptors(service *gcm.Service, projectID string) {
 }
 
 // CleanupAdapter deletes Custom Metrics - Stackdriver adapter deployments.
-func CleanupAdapter(namespace, adapterDeploymentFile string) {
-	stat, err := framework.RunKubectl(namespace, "delete", "-f", adapterDeploymentFile)
+func CleanupAdapter(adapterDeploymentFile string) {
+	stat, err := framework.RunKubectl("", "delete", "-f", adapterDeploymentFile)
 	framework.Logf(stat)
 	if err != nil {
 		framework.Logf("Failed to delete adapter deployments: %s", err)
@@ -327,11 +327,11 @@ func CleanupAdapter(namespace, adapterDeploymentFile string) {
 	if err != nil {
 		framework.Logf("Failed to delete adapter deployment file: %s", err)
 	}
-	cleanupClusterAdminBinding(namespace)
+	cleanupClusterAdminBinding()
 }
 
-func cleanupClusterAdminBinding(namespace string) {
-	stat, err := framework.RunKubectl(namespace, "delete", "clusterrolebinding", ClusterAdminBinding)
+func cleanupClusterAdminBinding() {
+	stat, err := framework.RunKubectl("", "delete", "clusterrolebinding", ClusterAdminBinding)
 	framework.Logf(stat)
 	if err != nil {
 		framework.Logf("Failed to delete cluster admin binding: %s", err)

test/e2e/instrumentation/monitoring/custom_metrics_stackdriver.go

@@ -114,11 +114,11 @@ func testCustomMetrics(f *framework.Framework, kubeClient clientset.Interface, c
 	}
 	defer CleanupDescriptors(gcmService, projectID)
 
-	err = CreateAdapter(f.Namespace.Name, adapterDeployment)
+	err = CreateAdapter(adapterDeployment)
 	if err != nil {
 		framework.Failf("Failed to set up: %s", err)
 	}
-	defer CleanupAdapter(f.Namespace.Name, adapterDeployment)
+	defer CleanupAdapter(adapterDeployment)
 
 	_, err = kubeClient.RbacV1().ClusterRoleBindings().Create(context.TODO(), HPAPermissions, metav1.CreateOptions{})
 	if err != nil {
@@ -162,11 +162,11 @@ func testExternalMetrics(f *framework.Framework, kubeClient clientset.Interface,
 	defer CleanupDescriptors(gcmService, projectID)
 
 	// Both deployments - for old and new resource model - expose External Metrics API.
-	err = CreateAdapter(f.Namespace.Name, AdapterForOldResourceModel)
+	err = CreateAdapter(AdapterForOldResourceModel)
 	if err != nil {
 		framework.Failf("Failed to set up: %s", err)
 	}
-	defer CleanupAdapter(f.Namespace.Name, AdapterForOldResourceModel)
+	defer CleanupAdapter(AdapterForOldResourceModel)
 
 	_, err = kubeClient.RbacV1().ClusterRoleBindings().Create(context.TODO(), HPAPermissions, metav1.CreateOptions{})
 	if err != nil {