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Print running containers in infra container oom score test.

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Random-Liu 2017-02-10 16:24:02 -08:00
parent b88b31cff4
commit 1226c5794a
1 changed files with 51 additions and 40 deletions
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91
test/e2e_node/container_manager_test.go
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@ -92,50 +92,61 @@ var _ = framework.KubeDescribe("Kubelet Container Manager [Serial]", func() {
return validateOOMScoreAdjSetting(kubeletPids[0], -999) return validateOOMScoreAdjSetting(kubeletPids[0], -999)
}, 5*time.Minute, 30*time.Second).Should(BeNil()) }, 5*time.Minute, 30*time.Second).Should(BeNil())
}) })
It("pod infra containers oom-score-adj should be -998 and best effort container's should be 1000", func() { Context("", func() {
var err error It("pod infra containers oom-score-adj should be -998 and best effort container's should be 1000", func() {
podClient := f.PodClient() var err error
podName := "besteffort" + string(uuid.NewUUID()) podClient := f.PodClient()
podClient.Create(&v1.Pod{ podName := "besteffort" + string(uuid.NewUUID())
ObjectMeta: metav1.ObjectMeta{ podClient.Create(&v1.Pod{
Name: podName, ObjectMeta: metav1.ObjectMeta{
}, Name: podName,
Spec: v1.PodSpec{ },
Containers: []v1.Container{ Spec: v1.PodSpec{
{ Containers: []v1.Container{
Image: "gcr.io/google_containers/serve_hostname:v1.4", {
Name: podName, Image: "gcr.io/google_containers/serve_hostname:v1.4",
Name: podName,
},
}, },
}, },
}, })
}) var pausePids []int
var pausePids []int By("checking infra container's oom-score-adj")
By("checking infra container's oom-score-adj") Eventually(func() error {
Eventually(func() error { pausePids, err = getPidsForProcess("pause", "")
pausePids, err = getPidsForProcess("pause", "") if err != nil {
if err != nil { return fmt.Errorf("failed to get list of pause pids: %v", err)
return fmt.Errorf("failed to get list of pause pids: %v", err)
}
for _, pid := range pausePids {
if err := validateOOMScoreAdjSetting(pid, -998); err != nil {
return err
} }
for _, pid := range pausePids {
if err := validateOOMScoreAdjSetting(pid, -998); err != nil {
return err
}
}
return nil
}, 2*time.Minute, time.Second*4).Should(BeNil())
var shPids []int
By("checking besteffort container's oom-score-adj")
Eventually(func() error {
shPids, err = getPidsForProcess("serve_hostname", "")
if err != nil {
return fmt.Errorf("failed to get list of serve hostname process pids: %v", err)
}
if len(shPids) != 1 {
return fmt.Errorf("expected only one serve_hostname process; found %d", len(shPids))
}
return validateOOMScoreAdjSetting(shPids[0], 1000)
}, 2*time.Minute, time.Second*4).Should(BeNil())
})
// Log the running containers here to help debugging. Use `docker ps`
// directly for now because the test is already docker specific.
AfterEach(func() {
if CurrentGinkgoTestDescription().Failed {
By("Dump all running docker containers")
output, err := exec.Command("docker", "ps").CombinedOutput()
Expect(err).NotTo(HaveOccurred())
framework.Logf("Running docker containers:\n%s", string(output))
} }
return nil })
}, 2*time.Minute, time.Second*4).Should(BeNil())
var shPids []int
By("checking besteffort container's oom-score-adj")
Eventually(func() error {
shPids, err = getPidsForProcess("serve_hostname", "")
if err != nil {
return fmt.Errorf("failed to get list of serve hostname process pids: %v", err)
}
if len(shPids) != 1 {
return fmt.Errorf("expected only one serve_hostname process; found %d", len(shPids))
}
return validateOOMScoreAdjSetting(shPids[0], 1000)
}, 2*time.Minute, time.Second*4).Should(BeNil())
}) })
It("guaranteed container's oom-score-adj should be -998", func() { It("guaranteed container's oom-score-adj should be -998", func() {
podClient := f.PodClient() podClient := f.PodClient()