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Merge pull request #48857 from feiskyer/privileged

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Automatic merge from submit-queue (batch tested with PRs 49725, 50367, 50391, 48857, 50181)

Add e2e test for privileged containers

**What this PR does / why we need it**:

This PR adds node e2e test for privileged containers.

**Which issue this PR fixes**

Part of #44118.

**Special notes for your reviewer**:

**Release note**:

```release-note
NONE
```

/assign @Random-Liu
This commit is contained in:
Kubernetes Submit Queue 2017-08-10 01:47:19 -07:00 committed by GitHub
commit cb49706c00
1 changed files with 61 additions and 0 deletions
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61
test/e2e_node/security_context_test.go
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@ -433,4 +433,65 @@ var _ = framework.KubeDescribe("Security Context", func() {
}) })
}) })
Context("When creating a pod with privileged", func() {
makeUserPod := func(podName, image string, command []string, privileged bool) *v1.Pod {
return &v1.Pod{
ObjectMeta: metav1.ObjectMeta{
Name: podName,
},
Spec: v1.PodSpec{
RestartPolicy: v1.RestartPolicyNever,
Containers: []v1.Container{
{
Image: image,
Name: podName,
Command: command,
SecurityContext: &v1.SecurityContext{
Privileged: &privileged,
},
},
},
},
}
}
createAndWaitUserPod := func(privileged bool) string {
podName := fmt.Sprintf("busybox-privileged-%v-%s", privileged, uuid.NewUUID())
podClient.Create(makeUserPod(podName,
"gcr.io/google_containers/busybox:1.24",
[]string{"sh", "-c", "ip link add dummy0 type dummy || true"},
privileged,
))
podClient.WaitForSuccess(podName, framework.PodStartTimeout)
return podName
}
It("should run the container as privileged when true", func() {
podName := createAndWaitUserPod(true)
logs, err := framework.GetPodLogs(f.ClientSet, f.Namespace.Name, podName, podName)
if err != nil {
framework.Failf("GetPodLogs for pod %q failed: %v", podName, err)
}
framework.Logf("Got logs for pod %q: %q", podName, logs)
if strings.Contains(logs, "Operation not permitted") {
framework.Failf("privileged container should be able to create dummy device")
}
})
It("should run the container as unprivileged when false", func() {
podName := createAndWaitUserPod(false)
logs, err := framework.GetPodLogs(f.ClientSet, f.Namespace.Name, podName, podName)
if err != nil {
framework.Failf("GetPodLogs for pod %q failed: %v", podName, err)
}
framework.Logf("Got logs for pod %q: %q", podName, logs)
if !strings.Contains(logs, "Operation not permitted") {
framework.Failf("unprivileged container shouldn't be able to create dummy device")
}
})
})
}) })