88 lines
2.4 KiB
Go
88 lines
2.4 KiB
Go
/*
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Copyright 2020 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 gracefulshutdown
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import (
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"context"
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"net/http"
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"strings"
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"time"
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"github.com/onsi/ginkgo"
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"github.com/stretchr/testify/assert"
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appsv1 "k8s.io/api/apps/v1"
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metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
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"k8s.io/ingress-nginx/test/e2e/framework"
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)
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var _ = framework.IngressNginxDescribe("[Shutdown] Grace period shutdown", func() {
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f := framework.NewDefaultFramework("shutdown-grace-period")
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ginkgo.It("/healthz should return status code 500 during shutdown grace period", func() {
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f.NewSlowEchoDeployment()
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err := f.UpdateIngressControllerDeployment(func(deployment *appsv1.Deployment) error {
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args := []string{}
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for _, v := range deployment.Spec.Template.Spec.Containers[0].Args {
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if strings.Contains(v, "--shutdown-grace-period") {
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continue
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}
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args = append(args, v)
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}
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args = append(args, "--shutdown-grace-period=90")
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deployment.Spec.Template.Spec.Containers[0].Args = args
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cmds := []string{"/wait-shutdown"}
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deployment.Spec.Template.Spec.Containers[0].Lifecycle.PreStop.Exec.Command = cmds
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grace := int64(3600)
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deployment.Spec.Template.Spec.TerminationGracePeriodSeconds = &grace
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_, err := f.KubeClientSet.AppsV1().Deployments(f.Namespace).Update(context.TODO(), deployment, metav1.UpdateOptions{})
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return err
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})
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assert.Nil(ginkgo.GinkgoT(), err, "updating ingress controller deployment flags")
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ip := f.GetNginxPodIP()
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err = f.VerifyHealthz(ip, http.StatusOK)
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assert.Nil(ginkgo.GinkgoT(), err)
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result := make(chan []error)
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go func(c chan []error) {
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defer ginkgo.GinkgoRecover()
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errors := []error{}
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framework.Sleep(60 * time.Second)
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err = f.VerifyHealthz(ip, http.StatusInternalServerError)
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if err != nil {
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errors = append(errors, err)
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}
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c <- errors
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}(result)
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f.ScaleDeploymentToZero("nginx-ingress-controller")
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for _, err := range <-result {
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assert.Nil(ginkgo.GinkgoT(), err)
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}
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})
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})
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