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6ec421e2cf
We have "-kube-test-repo-list" command line flag to override the image registry. If we store it in global variable, then that overriding cannot take effect. And this can cause puzzling bugs, e.g.: containerIsUnused() function will compare incorrect image address.
100 lines
3.6 KiB
Go
100 lines
3.6 KiB
Go
/*
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Copyright 2017 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 apps
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import (
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"context"
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"github.com/onsi/ginkgo/v2"
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appsv1 "k8s.io/api/apps/v1"
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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/util/wait"
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"k8s.io/kubernetes/test/e2e/framework"
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e2edaemonset "k8s.io/kubernetes/test/e2e/framework/daemonset"
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"k8s.io/kubernetes/test/e2e/upgrades"
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imageutils "k8s.io/kubernetes/test/utils/image"
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)
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// DaemonSetUpgradeTest tests that a DaemonSet is running before and after
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// a cluster upgrade.
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type DaemonSetUpgradeTest struct {
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daemonSet *appsv1.DaemonSet
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}
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// Name returns the tracking name of the test.
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func (DaemonSetUpgradeTest) Name() string { return "[sig-apps] daemonset-upgrade" }
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// Setup creates a DaemonSet and verifies that it's running
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func (t *DaemonSetUpgradeTest) Setup(ctx context.Context, f *framework.Framework) {
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daemonSetName := "ds1"
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labelSet := map[string]string{"ds-name": daemonSetName}
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image := imageutils.GetE2EImage(imageutils.Agnhost)
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ns := f.Namespace
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t.daemonSet = e2edaemonset.NewDaemonSet(daemonSetName, image, labelSet, nil, nil, []v1.ContainerPort{{ContainerPort: 9376}}, "serve-hostname")
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t.daemonSet.Spec.Template.Spec.Tolerations = []v1.Toleration{
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{Operator: v1.TolerationOpExists},
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}
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ginkgo.By("Creating a DaemonSet")
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var err error
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if t.daemonSet, err = f.ClientSet.AppsV1().DaemonSets(ns.Name).Create(ctx, t.daemonSet, metav1.CreateOptions{}); err != nil {
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framework.Failf("unable to create test DaemonSet %s: %v", t.daemonSet.Name, err)
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}
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ginkgo.By("Waiting for DaemonSet pods to become ready")
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err = wait.PollWithContext(ctx, framework.Poll, framework.PodStartTimeout, func(ctx context.Context) (bool, error) {
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return e2edaemonset.CheckRunningOnAllNodes(ctx, f, t.daemonSet)
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})
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framework.ExpectNoError(err)
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ginkgo.By("Validating the DaemonSet after creation")
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t.validateRunningDaemonSet(ctx, f)
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}
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// Test waits until the upgrade has completed and then verifies that the DaemonSet
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// is still running
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func (t *DaemonSetUpgradeTest) Test(ctx context.Context, f *framework.Framework, done <-chan struct{}, upgrade upgrades.UpgradeType) {
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ginkgo.By("Waiting for upgrade to complete before re-validating DaemonSet")
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<-done
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ginkgo.By("validating the DaemonSet is still running after upgrade")
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t.validateRunningDaemonSet(ctx, f)
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}
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// Teardown cleans up any remaining resources.
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func (t *DaemonSetUpgradeTest) Teardown(ctx context.Context, f *framework.Framework) {
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// rely on the namespace deletion to clean up everything
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}
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func (t *DaemonSetUpgradeTest) validateRunningDaemonSet(ctx context.Context, f *framework.Framework) {
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ginkgo.By("confirming the DaemonSet pods are running on all expected nodes")
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res, err := e2edaemonset.CheckRunningOnAllNodes(ctx, f, t.daemonSet)
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framework.ExpectNoError(err)
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if !res {
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framework.Failf("expected DaemonSet pod to be running on all nodes, it was not")
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}
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// DaemonSet resource itself should be good
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ginkgo.By("confirming the DaemonSet resource is in a good state")
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err = e2edaemonset.CheckDaemonStatus(ctx, f, t.daemonSet.Name)
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framework.ExpectNoError(err)
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}
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