mirror of
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115 lines
4.0 KiB
Go
115 lines
4.0 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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"fmt"
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"strings"
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batchv1 "k8s.io/api/batch/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/labels"
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clientset "k8s.io/client-go/kubernetes"
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"k8s.io/kubernetes/test/e2e/framework"
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e2ejob "k8s.io/kubernetes/test/e2e/framework/job"
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"k8s.io/kubernetes/test/e2e/upgrades"
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"github.com/onsi/ginkgo/v2"
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)
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// JobUpgradeTest is a test harness for batch Jobs.
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type JobUpgradeTest struct {
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job *batchv1.Job
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namespace string
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}
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// Name returns the tracking name of the test.
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func (JobUpgradeTest) Name() string { return "[sig-apps] job-upgrade" }
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// Setup starts a Job with a parallelism of 2 and 2 completions running.
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func (t *JobUpgradeTest) Setup(ctx context.Context, f *framework.Framework) {
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t.namespace = f.Namespace.Name
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ginkgo.By("Creating a job")
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t.job = e2ejob.NewTestJob("neverTerminate", "foo", v1.RestartPolicyOnFailure, 2, 2, nil, 6)
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job, err := e2ejob.CreateJob(ctx, f.ClientSet, t.namespace, t.job)
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t.job = job
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framework.ExpectNoError(err)
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ginkgo.By("Ensuring active pods == parallelism")
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err = e2ejob.WaitForJobPodsRunning(ctx, f.ClientSet, t.namespace, job.Name, 2)
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framework.ExpectNoError(err)
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}
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// Test verifies that the Jobs Pods are running after the an upgrade
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func (t *JobUpgradeTest) Test(ctx context.Context, f *framework.Framework, done <-chan struct{}, upgrade upgrades.UpgradeType) {
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<-done
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ginkgo.By("Ensuring job is running")
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err := ensureJobRunning(ctx, f.ClientSet, t.namespace, t.job.Name)
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framework.ExpectNoError(err)
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ginkgo.By("Ensuring active pods == parallelism")
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err = ensureAllJobPodsRunning(ctx, f.ClientSet, t.namespace, t.job.Name, 2)
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framework.ExpectNoError(err)
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}
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// Teardown cleans up any remaining resources.
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func (t *JobUpgradeTest) 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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// ensureAllJobPodsRunning uses c to check if the Job named jobName in ns
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// is running, returning an error if the expected parallelism is not
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// satisfied.
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func ensureAllJobPodsRunning(ctx context.Context, c clientset.Interface, ns, jobName string, parallelism int32) error {
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label := labels.SelectorFromSet(labels.Set(map[string]string{e2ejob.JobSelectorKey: jobName}))
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options := metav1.ListOptions{LabelSelector: label.String()}
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pods, err := c.CoreV1().Pods(ns).List(ctx, options)
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if err != nil {
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return err
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}
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podsSummary := make([]string, 0, parallelism)
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count := int32(0)
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for _, p := range pods.Items {
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if p.Status.Phase == v1.PodRunning {
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count++
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}
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podsSummary = append(podsSummary, fmt.Sprintf("%s (%s: %s)", p.ObjectMeta.Name, p.Status.Phase, p.Status.Message))
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}
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if count != parallelism {
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return fmt.Errorf("job has %d of %d expected running pods: %s", count, parallelism, strings.Join(podsSummary, ", "))
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}
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return nil
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}
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// ensureJobRunning uses c to check if the Job named jobName in ns is running,
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// (not completed, nor failed, nor suspended) returning an error if it can't
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// read the job or when it's not runnig
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func ensureJobRunning(ctx context.Context, c clientset.Interface, ns, jobName string) error {
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job, err := e2ejob.GetJob(ctx, c, ns, jobName)
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if err != nil {
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return err
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}
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for _, c := range job.Status.Conditions {
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if (c.Type == batchv1.JobComplete || c.Type == batchv1.JobFailed || c.Type == batchv1.JobSuspended) && c.Status == v1.ConditionTrue {
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return fmt.Errorf("job is not running %#v", job)
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}
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}
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return nil
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}
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