mirror of
https://github.com/k3s-io/kubernetes.git
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81 lines
2.4 KiB
Go
81 lines
2.4 KiB
Go
/*
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Copyright 2022 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 service
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import (
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"context"
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"testing"
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v1 "k8s.io/api/core/v1"
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metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
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"k8s.io/apimachinery/pkg/runtime"
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"k8s.io/client-go/kubernetes"
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kubeapiservertesting "k8s.io/kubernetes/cmd/kube-apiserver/app/testing"
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"k8s.io/kubernetes/pkg/api/legacyscheme"
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"k8s.io/kubernetes/test/integration/framework"
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)
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func Test_UpgradeService(t *testing.T) {
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etcdOptions := framework.SharedEtcd()
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s := kubeapiservertesting.StartTestServerOrDie(t, nil, nil, etcdOptions)
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defer s.TearDownFn()
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serviceName := "test-old-service"
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ns := "old-service-ns"
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kubeclient, err := kubernetes.NewForConfig(s.ClientConfig)
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if err != nil {
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t.Fatalf("Unexpected error: %v", err)
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}
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if _, err := kubeclient.CoreV1().Namespaces().Create(context.TODO(), (&v1.Namespace{ObjectMeta: metav1.ObjectMeta{Name: ns}}), metav1.CreateOptions{}); err != nil {
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t.Fatal(err)
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}
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// Create a service and store it in etcd with missing fields representing an old version
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svc := &v1.Service{
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ObjectMeta: metav1.ObjectMeta{
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Name: serviceName,
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Namespace: ns,
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CreationTimestamp: metav1.Now(),
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UID: "08675309-9376-9376-9376-086753099999",
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},
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Spec: v1.ServiceSpec{
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ClusterIP: "10.0.0.1",
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Ports: []v1.ServicePort{
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{
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Name: "test-port",
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Port: 81,
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},
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},
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},
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}
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svcJSON, err := runtime.Encode(legacyscheme.Codecs.LegacyCodec(v1.SchemeGroupVersion), svc)
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if err != nil {
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t.Fatalf("Failed creating service JSON: %v", err)
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}
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key := "/" + etcdOptions.Prefix + "/services/specs/" + ns + "/" + serviceName
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if _, err := s.EtcdClient.Put(context.Background(), key, string(svcJSON)); err != nil {
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t.Error(err)
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}
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t.Logf("Service stored in etcd %v", string(svcJSON))
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// Try to update the service
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_, err = kubeclient.CoreV1().Services(ns).Update(context.TODO(), svc, metav1.UpdateOptions{})
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if err != nil {
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t.Error(err)
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}
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}
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