mirror of https://github.com/k3s-io/k3s
110 lines
3.2 KiB
Go
110 lines
3.2 KiB
Go
/*
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Copyright 2016 The Kubernetes Authors All rights reserved.
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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 e2e_node
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import (
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"fmt"
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"time"
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"k8s.io/kubernetes/pkg/api"
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apierrs "k8s.io/kubernetes/pkg/api/errors"
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"k8s.io/kubernetes/pkg/client/restclient"
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client "k8s.io/kubernetes/pkg/client/unversioned"
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"k8s.io/kubernetes/pkg/util"
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. "github.com/onsi/ginkgo"
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. "github.com/onsi/gomega"
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)
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var _ = Describe("Kubelet Container Manager", func() {
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var cl *client.Client
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BeforeEach(func() {
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// Setup the apiserver client
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cl = client.NewOrDie(&restclient.Config{Host: *apiServerAddress})
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})
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Describe("oom score adjusting", func() {
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namespace := "oom-adj"
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Context("when scheduling a busybox command that always fails in a pod", func() {
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var podName string
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BeforeEach(func() {
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podName = "bin-false" + string(util.NewUUID())
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pod := &api.Pod{
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ObjectMeta: api.ObjectMeta{
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Name: podName,
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Namespace: namespace,
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},
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Spec: api.PodSpec{
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// Force the Pod to schedule to the node without a scheduler running
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NodeName: *nodeName,
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// Don't restart the Pod since it is expected to exit
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RestartPolicy: api.RestartPolicyNever,
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Containers: []api.Container{
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{
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Image: ImageRegistry[busyBoxImage],
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Name: podName,
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Command: []string{"/bin/false"},
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},
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},
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},
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}
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_, err := cl.Pods(namespace).Create(pod)
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Expect(err).To(BeNil(), fmt.Sprintf("Error creating Pod %v", err))
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})
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It("it should have an error terminated reason", func() {
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Eventually(func() error {
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podData, err := cl.Pods(namespace).Get(podName)
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if err != nil {
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return err
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}
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if len(podData.Status.ContainerStatuses) != 1 {
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return fmt.Errorf("expected only one container in the pod %q", podName)
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}
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contTerminatedState := podData.Status.ContainerStatuses[0].State.Terminated
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if contTerminatedState == nil {
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return fmt.Errorf("expected state to be terminated. Got pod status: %+v", podData.Status)
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}
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if contTerminatedState.Reason != "Error" {
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return fmt.Errorf("expected terminated state reason to be error. Got %+v", contTerminatedState)
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}
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return nil
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}, time.Minute, time.Second*4).Should(BeNil())
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})
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It("it should be possible to delete", func() {
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err := cl.Pods(namespace).Delete(podName, &api.DeleteOptions{})
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Expect(err).To(BeNil(), fmt.Sprintf("Error deleting Pod %v", err))
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})
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AfterEach(func() {
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cl.Pods(namespace).Delete(podName, &api.DeleteOptions{})
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Eventually(func() bool {
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_, err := cl.Pods(namespace).Get(podName)
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if err != nil && apierrs.IsNotFound(err) {
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return true
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}
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return false
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}, time.Minute, time.Second*4).Should(BeTrue())
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})
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})
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})
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})
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