639 lines
22 KiB
Go
639 lines
22 KiB
Go
/*
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Copyright 2019 The Kubernetes Authors.
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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package disruption
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import (
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"context"
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"fmt"
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"reflect"
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"testing"
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"time"
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"github.com/google/go-cmp/cmp"
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v1 "k8s.io/api/core/v1"
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policyv1 "k8s.io/api/policy/v1"
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"k8s.io/api/policy/v1beta1"
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apiextensionsv1 "k8s.io/apiextensions-apiserver/pkg/apis/apiextensions/v1"
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apiextensionsclientset "k8s.io/apiextensions-apiserver/pkg/client/clientset/clientset"
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"k8s.io/apiextensions-apiserver/test/integration/fixtures"
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metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
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"k8s.io/apimachinery/pkg/apis/meta/v1/unstructured"
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"k8s.io/apimachinery/pkg/runtime/schema"
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"k8s.io/apimachinery/pkg/types"
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"k8s.io/apimachinery/pkg/util/intstr"
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"k8s.io/apimachinery/pkg/util/wait"
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cacheddiscovery "k8s.io/client-go/discovery/cached/memory"
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"k8s.io/client-go/dynamic"
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"k8s.io/client-go/informers"
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clientset "k8s.io/client-go/kubernetes"
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restclient "k8s.io/client-go/rest"
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"k8s.io/client-go/restmapper"
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"k8s.io/client-go/scale"
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"k8s.io/client-go/tools/cache"
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kubeapiservertesting "k8s.io/kubernetes/cmd/kube-apiserver/app/testing"
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"k8s.io/kubernetes/pkg/controller/disruption"
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"k8s.io/kubernetes/test/integration/etcd"
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"k8s.io/kubernetes/test/integration/framework"
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"k8s.io/utils/pointer"
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)
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func setup(t *testing.T) (*kubeapiservertesting.TestServer, *disruption.DisruptionController, informers.SharedInformerFactory, clientset.Interface, *apiextensionsclientset.Clientset, dynamic.Interface) {
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server := kubeapiservertesting.StartTestServerOrDie(t, nil, []string{"--disable-admission-plugins", "ServiceAccount"}, framework.SharedEtcd())
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clientSet, err := clientset.NewForConfig(server.ClientConfig)
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if err != nil {
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t.Fatalf("Error creating clientset: %v", err)
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}
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resyncPeriod := 12 * time.Hour
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informers := informers.NewSharedInformerFactory(clientset.NewForConfigOrDie(restclient.AddUserAgent(server.ClientConfig, "pdb-informers")), resyncPeriod)
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client := clientset.NewForConfigOrDie(restclient.AddUserAgent(server.ClientConfig, "disruption-controller"))
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discoveryClient := cacheddiscovery.NewMemCacheClient(clientSet.Discovery())
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mapper := restmapper.NewDeferredDiscoveryRESTMapper(discoveryClient)
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scaleKindResolver := scale.NewDiscoveryScaleKindResolver(client.Discovery())
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scaleClient, err := scale.NewForConfig(server.ClientConfig, mapper, dynamic.LegacyAPIPathResolverFunc, scaleKindResolver)
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if err != nil {
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t.Fatalf("Error creating scaleClient: %v", err)
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}
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apiExtensionClient, err := apiextensionsclientset.NewForConfig(server.ClientConfig)
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if err != nil {
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t.Fatalf("Error creating extension clientset: %v", err)
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}
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dynamicClient, err := dynamic.NewForConfig(server.ClientConfig)
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if err != nil {
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t.Fatalf("Error creating dynamicClient: %v", err)
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}
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pdbc := disruption.NewDisruptionController(
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informers.Core().V1().Pods(),
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informers.Policy().V1().PodDisruptionBudgets(),
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informers.Core().V1().ReplicationControllers(),
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informers.Apps().V1().ReplicaSets(),
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informers.Apps().V1().Deployments(),
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informers.Apps().V1().StatefulSets(),
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client,
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mapper,
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scaleClient,
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client.Discovery(),
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)
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return server, pdbc, informers, clientSet, apiExtensionClient, dynamicClient
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}
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func TestPDBWithScaleSubresource(t *testing.T) {
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s, pdbc, informers, clientSet, apiExtensionClient, dynamicClient := setup(t)
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defer s.TearDownFn()
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ctx := context.TODO()
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nsName := "pdb-scale-subresource"
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createNs(ctx, t, nsName, clientSet)
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informers.Start(ctx.Done())
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go pdbc.Run(ctx)
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crdDefinition := newCustomResourceDefinition()
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etcd.CreateTestCRDs(t, apiExtensionClient, true, crdDefinition)
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gvr := schema.GroupVersionResource{Group: crdDefinition.Spec.Group, Version: crdDefinition.Spec.Versions[0].Name, Resource: crdDefinition.Spec.Names.Plural}
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resourceClient := dynamicClient.Resource(gvr).Namespace(nsName)
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replicas := 4
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maxUnavailable := int32(2)
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resource := &unstructured.Unstructured{
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Object: map[string]interface{}{
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"kind": crdDefinition.Spec.Names.Kind,
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"apiVersion": crdDefinition.Spec.Group + "/" + crdDefinition.Spec.Versions[0].Name,
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"metadata": map[string]interface{}{
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"name": "resource",
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"namespace": nsName,
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},
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"spec": map[string]interface{}{
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"replicas": replicas,
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},
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},
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}
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createdResource, err := resourceClient.Create(ctx, resource, metav1.CreateOptions{})
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if err != nil {
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t.Error(err)
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}
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trueValue := true
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ownerRefs := []metav1.OwnerReference{
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{
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Name: resource.GetName(),
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Kind: crdDefinition.Spec.Names.Kind,
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APIVersion: crdDefinition.Spec.Group + "/" + crdDefinition.Spec.Versions[0].Name,
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UID: createdResource.GetUID(),
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Controller: &trueValue,
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},
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}
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for i := 0; i < replicas; i++ {
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createPod(ctx, t, fmt.Sprintf("pod-%d", i), nsName, map[string]string{"app": "test-crd"}, clientSet, ownerRefs)
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}
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waitToObservePods(t, informers.Core().V1().Pods().Informer(), 4, v1.PodRunning)
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pdb := &policyv1.PodDisruptionBudget{
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ObjectMeta: metav1.ObjectMeta{
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Name: "test-pdb",
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},
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Spec: policyv1.PodDisruptionBudgetSpec{
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MaxUnavailable: &intstr.IntOrString{
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Type: intstr.Int,
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IntVal: maxUnavailable,
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},
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Selector: &metav1.LabelSelector{
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MatchLabels: map[string]string{"app": "test-crd"},
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},
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},
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}
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if _, err := clientSet.PolicyV1().PodDisruptionBudgets(nsName).Create(ctx, pdb, metav1.CreateOptions{}); err != nil {
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t.Errorf("Error creating PodDisruptionBudget: %v", err)
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}
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waitPDBStable(ctx, t, clientSet, 4, nsName, pdb.Name)
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newPdb, err := clientSet.PolicyV1().PodDisruptionBudgets(nsName).Get(ctx, pdb.Name, metav1.GetOptions{})
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if err != nil {
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t.Errorf("Error getting PodDisruptionBudget: %v", err)
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}
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if expected, found := int32(replicas), newPdb.Status.ExpectedPods; expected != found {
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t.Errorf("Expected %d, but found %d", expected, found)
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}
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if expected, found := int32(replicas)-maxUnavailable, newPdb.Status.DesiredHealthy; expected != found {
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t.Errorf("Expected %d, but found %d", expected, found)
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}
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if expected, found := maxUnavailable, newPdb.Status.DisruptionsAllowed; expected != found {
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t.Errorf("Expected %d, but found %d", expected, found)
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}
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}
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func TestEmptySelector(t *testing.T) {
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ctx, cancel := context.WithCancel(context.Background())
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defer cancel()
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testcases := []struct {
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name string
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createPDBFunc func(clientSet clientset.Interface, name, nsName string, minAvailable intstr.IntOrString) error
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expectedCurrentHealthy int32
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}{
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{
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name: "v1beta1 should not target any pods",
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createPDBFunc: func(clientSet clientset.Interface, name, nsName string, minAvailable intstr.IntOrString) error {
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pdb := &v1beta1.PodDisruptionBudget{
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ObjectMeta: metav1.ObjectMeta{
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Name: name,
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},
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Spec: v1beta1.PodDisruptionBudgetSpec{
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MinAvailable: &minAvailable,
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Selector: &metav1.LabelSelector{},
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},
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}
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_, err := clientSet.PolicyV1beta1().PodDisruptionBudgets(nsName).Create(ctx, pdb, metav1.CreateOptions{})
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return err
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},
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expectedCurrentHealthy: 0,
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},
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{
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name: "v1 should target all pods",
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createPDBFunc: func(clientSet clientset.Interface, name, nsName string, minAvailable intstr.IntOrString) error {
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pdb := &policyv1.PodDisruptionBudget{
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ObjectMeta: metav1.ObjectMeta{
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Name: name,
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},
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Spec: policyv1.PodDisruptionBudgetSpec{
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MinAvailable: &minAvailable,
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Selector: &metav1.LabelSelector{},
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},
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}
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_, err := clientSet.PolicyV1().PodDisruptionBudgets(nsName).Create(ctx, pdb, metav1.CreateOptions{})
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return err
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},
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expectedCurrentHealthy: 4,
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},
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}
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for i, tc := range testcases {
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t.Run(tc.name, func(t *testing.T) {
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s, pdbc, informers, clientSet, _, _ := setup(t)
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defer s.TearDownFn()
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nsName := fmt.Sprintf("pdb-empty-selector-%d", i)
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createNs(ctx, t, nsName, clientSet)
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informers.Start(ctx.Done())
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go pdbc.Run(ctx)
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replicas := 4
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minAvailable := intstr.FromInt(2)
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for j := 0; j < replicas; j++ {
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createPod(ctx, t, fmt.Sprintf("pod-%d", j), nsName, map[string]string{"app": "test-crd"},
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clientSet, []metav1.OwnerReference{})
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}
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waitToObservePods(t, informers.Core().V1().Pods().Informer(), 4, v1.PodRunning)
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pdbName := "test-pdb"
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if err := tc.createPDBFunc(clientSet, pdbName, nsName, minAvailable); err != nil {
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t.Errorf("Error creating PodDisruptionBudget: %v", err)
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}
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waitPDBStable(ctx, t, clientSet, tc.expectedCurrentHealthy, nsName, pdbName)
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newPdb, err := clientSet.PolicyV1().PodDisruptionBudgets(nsName).Get(ctx, pdbName, metav1.GetOptions{})
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if err != nil {
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t.Errorf("Error getting PodDisruptionBudget: %v", err)
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}
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if expected, found := tc.expectedCurrentHealthy, newPdb.Status.CurrentHealthy; expected != found {
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t.Errorf("Expected %d, but found %d", expected, found)
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}
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})
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}
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}
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func TestSelectorsForPodsWithoutLabels(t *testing.T) {
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ctx, cancel := context.WithCancel(context.Background())
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defer cancel()
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testcases := []struct {
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name string
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createPDBFunc func(clientSet clientset.Interface, name, nsName string, minAvailable intstr.IntOrString) error
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expectedCurrentHealthy int32
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}{
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{
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name: "pods with no labels can be targeted by v1 PDBs with empty selector",
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createPDBFunc: func(clientSet clientset.Interface, name, nsName string, minAvailable intstr.IntOrString) error {
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pdb := &policyv1.PodDisruptionBudget{
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ObjectMeta: metav1.ObjectMeta{
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Name: name,
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},
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Spec: policyv1.PodDisruptionBudgetSpec{
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MinAvailable: &minAvailable,
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Selector: &metav1.LabelSelector{},
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},
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}
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_, err := clientSet.PolicyV1().PodDisruptionBudgets(nsName).Create(context.TODO(), pdb, metav1.CreateOptions{})
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return err
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},
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expectedCurrentHealthy: 1,
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},
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{
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name: "pods with no labels can be targeted by v1 PDBs with DoesNotExist selector",
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createPDBFunc: func(clientSet clientset.Interface, name, nsName string, minAvailable intstr.IntOrString) error {
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pdb := &policyv1.PodDisruptionBudget{
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ObjectMeta: metav1.ObjectMeta{
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Name: name,
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},
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Spec: policyv1.PodDisruptionBudgetSpec{
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MinAvailable: &minAvailable,
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Selector: &metav1.LabelSelector{
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MatchExpressions: []metav1.LabelSelectorRequirement{
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{
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Key: "DoesNotExist",
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Operator: metav1.LabelSelectorOpDoesNotExist,
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},
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},
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},
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},
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}
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_, err := clientSet.PolicyV1().PodDisruptionBudgets(nsName).Create(ctx, pdb, metav1.CreateOptions{})
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return err
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},
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expectedCurrentHealthy: 1,
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},
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{
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name: "pods with no labels can be targeted by v1beta1 PDBs with DoesNotExist selector",
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createPDBFunc: func(clientSet clientset.Interface, name, nsName string, minAvailable intstr.IntOrString) error {
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pdb := &v1beta1.PodDisruptionBudget{
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ObjectMeta: metav1.ObjectMeta{
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Name: name,
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},
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Spec: v1beta1.PodDisruptionBudgetSpec{
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MinAvailable: &minAvailable,
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Selector: &metav1.LabelSelector{
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MatchExpressions: []metav1.LabelSelectorRequirement{
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{
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Key: "DoesNotExist",
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Operator: metav1.LabelSelectorOpDoesNotExist,
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},
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},
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},
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},
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}
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_, err := clientSet.PolicyV1beta1().PodDisruptionBudgets(nsName).Create(ctx, pdb, metav1.CreateOptions{})
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return err
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},
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expectedCurrentHealthy: 1,
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},
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}
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for i, tc := range testcases {
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t.Run(tc.name, func(t *testing.T) {
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s, pdbc, informers, clientSet, _, _ := setup(t)
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defer s.TearDownFn()
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nsName := fmt.Sprintf("pdb-selectors-%d", i)
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createNs(ctx, t, nsName, clientSet)
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informers.Start(ctx.Done())
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go pdbc.Run(ctx)
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minAvailable := intstr.FromInt(1)
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// Create the PDB first and wait for it to settle.
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pdbName := "test-pdb"
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if err := tc.createPDBFunc(clientSet, pdbName, nsName, minAvailable); err != nil {
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t.Errorf("Error creating PodDisruptionBudget: %v", err)
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}
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waitPDBStable(ctx, t, clientSet, 0, nsName, pdbName)
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// Create a pod and wait for it be reach the running phase.
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createPod(ctx, t, "pod", nsName, map[string]string{}, clientSet, []metav1.OwnerReference{})
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waitToObservePods(t, informers.Core().V1().Pods().Informer(), 1, v1.PodRunning)
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// Then verify that the added pod are picked up by the disruption controller.
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waitPDBStable(ctx, t, clientSet, 1, nsName, pdbName)
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newPdb, err := clientSet.PolicyV1().PodDisruptionBudgets(nsName).Get(ctx, pdbName, metav1.GetOptions{})
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if err != nil {
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t.Errorf("Error getting PodDisruptionBudget: %v", err)
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}
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if expected, found := tc.expectedCurrentHealthy, newPdb.Status.CurrentHealthy; expected != found {
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t.Errorf("Expected %d, but found %d", expected, found)
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}
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})
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}
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}
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func createPod(ctx context.Context, t *testing.T, name, namespace string, labels map[string]string, clientSet clientset.Interface, ownerRefs []metav1.OwnerReference) {
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pod := &v1.Pod{
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ObjectMeta: metav1.ObjectMeta{
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Name: name,
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Namespace: namespace,
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Labels: labels,
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OwnerReferences: ownerRefs,
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},
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Spec: v1.PodSpec{
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Containers: []v1.Container{
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{
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Name: "fake-name",
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Image: "fakeimage",
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},
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},
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},
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}
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_, err := clientSet.CoreV1().Pods(namespace).Create(ctx, pod, metav1.CreateOptions{})
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if err != nil {
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t.Error(err)
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}
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addPodConditionReady(pod)
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if _, err := clientSet.CoreV1().Pods(namespace).UpdateStatus(context.TODO(), pod, metav1.UpdateOptions{}); err != nil {
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t.Error(err)
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}
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}
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func createNs(ctx context.Context, t *testing.T, name string, clientSet clientset.Interface) {
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_, err := clientSet.CoreV1().Namespaces().Create(ctx, &v1.Namespace{
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ObjectMeta: metav1.ObjectMeta{
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Name: name,
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},
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}, metav1.CreateOptions{})
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if err != nil {
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t.Errorf("Error creating namespace: %v", err)
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}
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}
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func addPodConditionReady(pod *v1.Pod) {
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pod.Status = v1.PodStatus{
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Phase: v1.PodRunning,
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Conditions: []v1.PodCondition{
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{
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Type: v1.PodReady,
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Status: v1.ConditionTrue,
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},
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},
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}
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}
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func newCustomResourceDefinition() *apiextensionsv1.CustomResourceDefinition {
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return &apiextensionsv1.CustomResourceDefinition{
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ObjectMeta: metav1.ObjectMeta{Name: "crds.mygroup.example.com"},
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Spec: apiextensionsv1.CustomResourceDefinitionSpec{
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Group: "mygroup.example.com",
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Names: apiextensionsv1.CustomResourceDefinitionNames{
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Plural: "crds",
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Singular: "crd",
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Kind: "Crd",
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ListKind: "CrdList",
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},
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Scope: apiextensionsv1.NamespaceScoped,
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Versions: []apiextensionsv1.CustomResourceDefinitionVersion{
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{
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Name: "v1beta1",
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Served: true,
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Storage: true,
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Schema: fixtures.AllowAllSchema(),
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Subresources: &apiextensionsv1.CustomResourceSubresources{
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Scale: &apiextensionsv1.CustomResourceSubresourceScale{
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SpecReplicasPath: ".spec.replicas",
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StatusReplicasPath: ".status.replicas",
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},
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},
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},
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},
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},
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}
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}
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func waitPDBStable(ctx context.Context, t *testing.T, clientSet clientset.Interface, podNum int32, ns, pdbName string) {
|
|
if err := wait.PollImmediate(2*time.Second, 60*time.Second, func() (bool, error) {
|
|
pdb, err := clientSet.PolicyV1().PodDisruptionBudgets(ns).Get(ctx, pdbName, metav1.GetOptions{})
|
|
if err != nil {
|
|
return false, err
|
|
}
|
|
if pdb.Status.ObservedGeneration == 0 || pdb.Status.CurrentHealthy != podNum {
|
|
return false, nil
|
|
}
|
|
return true, nil
|
|
}); err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
}
|
|
|
|
func waitToObservePods(t *testing.T, podInformer cache.SharedIndexInformer, podNum int, phase v1.PodPhase) {
|
|
if err := wait.PollImmediate(2*time.Second, 60*time.Second, func() (bool, error) {
|
|
objects := podInformer.GetIndexer().List()
|
|
if len(objects) != podNum {
|
|
return false, nil
|
|
}
|
|
for _, obj := range objects {
|
|
pod := obj.(*v1.Pod)
|
|
if pod.Status.Phase != phase {
|
|
return false, nil
|
|
}
|
|
}
|
|
return true, nil
|
|
}); err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
}
|
|
|
|
func TestPatchCompatibility(t *testing.T) {
|
|
s, _, _, clientSet, _, _ := setup(t)
|
|
defer s.TearDownFn()
|
|
|
|
testcases := []struct {
|
|
name string
|
|
version string
|
|
startingSelector *metav1.LabelSelector
|
|
patchType types.PatchType
|
|
patch string
|
|
force *bool
|
|
fieldManager string
|
|
expectSelector *metav1.LabelSelector
|
|
}{
|
|
{
|
|
name: "v1beta1-smp",
|
|
version: "v1beta1",
|
|
patchType: types.StrategicMergePatchType,
|
|
patch: `{"spec":{"selector":{"matchLabels":{"patchmatch":"true"},"matchExpressions":[{"key":"patchexpression","operator":"In","values":["true"]}]}}}`,
|
|
// matchLabels portion is merged, matchExpressions portion is replaced (because it's a list with no patchStrategy defined)
|
|
expectSelector: &metav1.LabelSelector{
|
|
MatchLabels: map[string]string{"basematch": "true", "patchmatch": "true"},
|
|
MatchExpressions: []metav1.LabelSelectorRequirement{{Key: "patchexpression", Operator: "In", Values: []string{"true"}}},
|
|
},
|
|
},
|
|
{
|
|
name: "v1-smp",
|
|
version: "v1",
|
|
patchType: types.StrategicMergePatchType,
|
|
patch: `{"spec":{"selector":{"matchLabels":{"patchmatch":"true"},"matchExpressions":[{"key":"patchexpression","operator":"In","values":["true"]}]}}}`,
|
|
// matchLabels and matchExpressions are both replaced (because selector patchStrategy=replace in v1)
|
|
expectSelector: &metav1.LabelSelector{
|
|
MatchLabels: map[string]string{"patchmatch": "true"},
|
|
MatchExpressions: []metav1.LabelSelectorRequirement{{Key: "patchexpression", Operator: "In", Values: []string{"true"}}},
|
|
},
|
|
},
|
|
|
|
{
|
|
name: "v1beta1-mergepatch",
|
|
version: "v1beta1",
|
|
patchType: types.MergePatchType,
|
|
patch: `{"spec":{"selector":{"matchLabels":{"patchmatch":"true"},"matchExpressions":[{"key":"patchexpression","operator":"In","values":["true"]}]}}}`,
|
|
// matchLabels portion is merged, matchExpressions portion is replaced (because it's a list)
|
|
expectSelector: &metav1.LabelSelector{
|
|
MatchLabels: map[string]string{"basematch": "true", "patchmatch": "true"},
|
|
MatchExpressions: []metav1.LabelSelectorRequirement{{Key: "patchexpression", Operator: "In", Values: []string{"true"}}},
|
|
},
|
|
},
|
|
{
|
|
name: "v1-mergepatch",
|
|
version: "v1",
|
|
patchType: types.MergePatchType,
|
|
patch: `{"spec":{"selector":{"matchLabels":{"patchmatch":"true"},"matchExpressions":[{"key":"patchexpression","operator":"In","values":["true"]}]}}}`,
|
|
// matchLabels portion is merged, matchExpressions portion is replaced (because it's a list)
|
|
expectSelector: &metav1.LabelSelector{
|
|
MatchLabels: map[string]string{"basematch": "true", "patchmatch": "true"},
|
|
MatchExpressions: []metav1.LabelSelectorRequirement{{Key: "patchexpression", Operator: "In", Values: []string{"true"}}},
|
|
},
|
|
},
|
|
|
|
{
|
|
name: "v1beta1-apply",
|
|
version: "v1beta1",
|
|
patchType: types.ApplyPatchType,
|
|
patch: `{"apiVersion":"policy/v1beta1","kind":"PodDisruptionBudget","spec":{"selector":{"matchLabels":{"patchmatch":"true"},"matchExpressions":[{"key":"patchexpression","operator":"In","values":["true"]}]}}}`,
|
|
force: pointer.Bool(true),
|
|
fieldManager: "test",
|
|
// entire selector is replaced (because structType=atomic)
|
|
expectSelector: &metav1.LabelSelector{
|
|
MatchLabels: map[string]string{"patchmatch": "true"},
|
|
MatchExpressions: []metav1.LabelSelectorRequirement{{Key: "patchexpression", Operator: "In", Values: []string{"true"}}},
|
|
},
|
|
},
|
|
{
|
|
name: "v1-apply",
|
|
version: "v1",
|
|
patchType: types.ApplyPatchType,
|
|
patch: `{"apiVersion":"policy/v1","kind":"PodDisruptionBudget","spec":{"selector":{"matchLabels":{"patchmatch":"true"},"matchExpressions":[{"key":"patchexpression","operator":"In","values":["true"]}]}}}`,
|
|
force: pointer.Bool(true),
|
|
fieldManager: "test",
|
|
// entire selector is replaced (because structType=atomic)
|
|
expectSelector: &metav1.LabelSelector{
|
|
MatchLabels: map[string]string{"patchmatch": "true"},
|
|
MatchExpressions: []metav1.LabelSelectorRequirement{{Key: "patchexpression", Operator: "In", Values: []string{"true"}}},
|
|
},
|
|
},
|
|
}
|
|
|
|
for _, tc := range testcases {
|
|
t.Run(tc.name, func(t *testing.T) {
|
|
ns := "default"
|
|
maxUnavailable := int32(2)
|
|
pdb := &policyv1.PodDisruptionBudget{
|
|
ObjectMeta: metav1.ObjectMeta{
|
|
Name: "test-pdb",
|
|
},
|
|
Spec: policyv1.PodDisruptionBudgetSpec{
|
|
MaxUnavailable: &intstr.IntOrString{Type: intstr.Int, IntVal: maxUnavailable},
|
|
Selector: &metav1.LabelSelector{
|
|
MatchLabels: map[string]string{"basematch": "true"},
|
|
MatchExpressions: []metav1.LabelSelectorRequirement{{Key: "baseexpression", Operator: "In", Values: []string{"true"}}},
|
|
},
|
|
},
|
|
}
|
|
if _, err := clientSet.PolicyV1().PodDisruptionBudgets(ns).Create(context.TODO(), pdb, metav1.CreateOptions{}); err != nil {
|
|
t.Fatalf("Error creating PodDisruptionBudget: %v", err)
|
|
}
|
|
defer func() {
|
|
err := clientSet.PolicyV1().PodDisruptionBudgets(ns).Delete(context.TODO(), pdb.Name, metav1.DeleteOptions{})
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
}()
|
|
|
|
var resultSelector *metav1.LabelSelector
|
|
switch tc.version {
|
|
case "v1":
|
|
result, err := clientSet.PolicyV1().PodDisruptionBudgets(ns).Patch(context.TODO(), pdb.Name, tc.patchType, []byte(tc.patch), metav1.PatchOptions{Force: tc.force, FieldManager: tc.fieldManager})
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
resultSelector = result.Spec.Selector
|
|
case "v1beta1":
|
|
result, err := clientSet.PolicyV1beta1().PodDisruptionBudgets(ns).Patch(context.TODO(), pdb.Name, tc.patchType, []byte(tc.patch), metav1.PatchOptions{Force: tc.force, FieldManager: tc.fieldManager})
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
resultSelector = result.Spec.Selector
|
|
default:
|
|
t.Error("unknown version")
|
|
}
|
|
|
|
if !reflect.DeepEqual(resultSelector, tc.expectSelector) {
|
|
t.Fatalf("unexpected selector:\n%s", cmp.Diff(tc.expectSelector, resultSelector))
|
|
}
|
|
})
|
|
}
|
|
|
|
}
|