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Deflake e2e test for startupProbe

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This commit is contained in:
Matthias Bertschy
2021-03-06 11:58:03 +01:00
parent 431e6a7044
commit b203fb0565
3 changed files with 31 additions and 12 deletions
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24
test/e2e/common/node/container_probe.go
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@@ -374,10 +374,9 @@ var _ = SIGDescribe("Probing container", func() {
Description: A Pod is created with startup and readiness probes. The Container is started by creating /tmp/startup after 45 seconds, delaying the ready state by this amount of time. This is similar to the "Pod readiness probe, with initial delay" test.
*/
ginkgo.It("should be ready immediately after startupProbe succeeds", func() {
sleepBeforeStarted := time.Duration(45)
cmd := []string{"/bin/sh", "-c", fmt.Sprintf("sleep %d; echo ok >/tmp/startup; sleep 600", sleepBeforeStarted)}
cmd := []string{"/bin/sh", "-c", "echo ok >/tmp/health; sleep 10; echo ok >/tmp/startup; sleep 600"}
readinessProbe := &v1.Probe{
Handler: execHandler([]string{"/bin/true"}),
Handler: execHandler([]string{"/bin/cat", "/tmp/health"}),
InitialDelaySeconds: 0,
PeriodSeconds: 60,
}
@@ -391,7 +390,15 @@ var _ = SIGDescribe("Probing container", func() {
p, err := podClient.Get(context.TODO(), p.Name, metav1.GetOptions{})
framework.ExpectNoError(err)
e2epod.WaitTimeoutForPodReadyInNamespace(f.ClientSet, p.Name, f.Namespace.Name, framework.PodStartTimeout)
err = e2epod.WaitForPodContainerStarted(f.ClientSet, f.Namespace.Name, p.Name, 0, framework.PodStartTimeout)
framework.ExpectNoError(err)
startedTime := time.Now()
// We assume the pod became ready when the container became ready. This
// is true for a single container pod.
err = e2epod.WaitTimeoutForPodReadyInNamespace(f.ClientSet, p.Name, f.Namespace.Name, framework.PodStartTimeout)
framework.ExpectNoError(err)
readyTime := time.Now()
p, err = podClient.Get(context.TODO(), p.Name, metav1.GetOptions{})
framework.ExpectNoError(err)
@@ -400,14 +407,7 @@ var _ = SIGDescribe("Probing container", func() {
framework.ExpectNoError(err)
framework.ExpectEqual(isReady, true, "pod should be ready")
// We assume the pod became ready when the container became ready. This
// is true for a single container pod.
readyTime, err := GetTransitionTimeForReadyCondition(p)
framework.ExpectNoError(err)
startedTime, err := GetContainerStartedTime(p, "busybox")
framework.ExpectNoError(err)
readyIn := readyTime.Sub(startedTime) - sleepBeforeStarted*time.Second
readyIn := readyTime.Sub(startedTime)
framework.Logf("Container started at %v, pod became ready at %v, %v after startupProbe succeeded", startedTime, readyTime, readyIn)
if readyIn < 0 {
framework.Failf("Pod became ready before startupProbe succeeded")