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2f6c4f5eab
All code must use the context from Ginkgo when doing API calls or polling for a change, otherwise the code would not return immediately when the test gets aborted.
85 lines
3.0 KiB
Go
85 lines
3.0 KiB
Go
/*
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Copyright 2021 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 node
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import (
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"context"
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"time"
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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/kubernetes/pkg/kubelet/util/format"
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"k8s.io/kubernetes/test/e2e/framework"
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e2epod "k8s.io/kubernetes/test/e2e/framework/pod"
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imageutils "k8s.io/kubernetes/test/utils/image"
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admissionapi "k8s.io/pod-security-admission/api"
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"github.com/onsi/ginkgo/v2"
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"github.com/onsi/gomega"
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)
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var _ = SIGDescribe("Ephemeral Containers [NodeConformance]", func() {
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f := framework.NewDefaultFramework("ephemeral-containers-test")
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f.NamespacePodSecurityEnforceLevel = admissionapi.LevelBaseline
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var podClient *e2epod.PodClient
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ginkgo.BeforeEach(func() {
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podClient = e2epod.NewPodClient(f)
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})
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// Release: 1.25
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// Testname: Ephemeral Container Creation
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// Description: Adding an ephemeral container to pod.spec MUST result in the container running.
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framework.ConformanceIt("will start an ephemeral container in an existing pod", func(ctx context.Context) {
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ginkgo.By("creating a target pod")
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pod := podClient.CreateSync(ctx, &v1.Pod{
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ObjectMeta: metav1.ObjectMeta{Name: "ephemeral-containers-target-pod"},
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Spec: v1.PodSpec{
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Containers: []v1.Container{
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{
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Name: "test-container-1",
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Image: imageutils.GetE2EImage(imageutils.BusyBox),
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Command: []string{"/bin/sleep"},
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Args: []string{"10000"},
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},
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},
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},
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})
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ginkgo.By("adding an ephemeral container")
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ecName := "debugger"
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ec := &v1.EphemeralContainer{
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EphemeralContainerCommon: v1.EphemeralContainerCommon{
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Name: ecName,
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Image: imageutils.GetE2EImage(imageutils.BusyBox),
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Command: e2epod.GenerateScriptCmd("while true; do echo polo; sleep 2; done"),
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Stdin: true,
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TTY: true,
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},
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}
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err := podClient.AddEphemeralContainerSync(ctx, pod, ec, time.Minute)
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framework.ExpectNoError(err, "Failed to patch ephemeral containers in pod %q", format.Pod(pod))
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ginkgo.By("checking pod container endpoints")
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// Can't use anything depending on kubectl here because it's not available in the node test environment
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output := e2epod.ExecCommandInContainer(f, pod.Name, ecName, "/bin/echo", "marco")
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gomega.Expect(output).To(gomega.ContainSubstring("marco"))
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log, err := e2epod.GetPodLogs(ctx, f.ClientSet, pod.Namespace, pod.Name, ecName)
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framework.ExpectNoError(err, "Failed to get logs for pod %q ephemeral container %q", format.Pod(pod), ecName)
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gomega.Expect(log).To(gomega.ContainSubstring("polo"))
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})
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})
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