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test: Verify that nodes do not transition to Failed while ready

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Signed-off-by: David Porter <david@porter.me>
This commit is contained in:
David Porter 2022-03-08 19:54:25 -08:00 committed by Clayton Coleman
parent c70f1955c4
commit d6cd51e5c0
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1 changed files with 15 additions and 0 deletions
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15
test/e2e_node/node_shutdown_linux_test.go
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@ -30,6 +30,7 @@ import (
apierrors "k8s.io/apimachinery/pkg/api/errors"
"k8s.io/apimachinery/pkg/fields"
"k8s.io/kubectl/pkg/util/podutils"
"github.com/onsi/ginkgo"
"github.com/onsi/gomega"
@ -128,6 +129,11 @@ var _ = SIGDescribe("GracefulNodeShutdown [Serial] [NodeFeature:GracefulNodeShut
framework.ExpectEqual(len(list.Items), len(pods), "the number of pods is not as expected")
for _, pod := range list.Items {
if isPodStatusAffectedByIssue108594(&pod) {
framework.Logf("Detected invalid pod state for pod %q: pod status: %+v", pod.Name, pod.Status)
framework.Failf("failing test due to detecting invalid pod status")
}
if kubelettypes.IsCriticalPod(&pod) {
if isPodShutdown(&pod) {
framework.Logf("Expecting critical pod to be running, but it's not currently. Pod: %q, Pod Status %+v", pod.Name, pod.Status)
@ -155,6 +161,10 @@ var _ = SIGDescribe("GracefulNodeShutdown [Serial] [NodeFeature:GracefulNodeShut
framework.ExpectEqual(len(list.Items), len(pods), "the number of pods is not as expected")
for _, pod := range list.Items {
if isPodStatusAffectedByIssue108594(&pod) {
framework.Logf("Detected invalid pod state for pod %q: pod status: %+v", pod.Name, pod.Status)
framework.Failf("failing test due to detecting invalid pod status")
}
if !isPodShutdown(&pod) {
framework.Logf("Expecting pod to be shutdown, but it's not currently: Pod: %q, Pod Status %+v", pod.Name, pod.Status)
return fmt.Errorf("pod should be shutdown, phase: %s", pod.Status.Phase)
@ -541,3 +551,8 @@ func isPodShutdown(pod *v1.Pod) bool {
return pod.Status.Message == podShutdownMessage && pod.Status.Reason == podShutdownReason && hasContainersNotReadyCondition && pod.Status.Phase == v1.PodFailed
}
// Pods should never report failed phase and have ready condition = true (https://github.com/kubernetes/kubernetes/issues/108594)
func isPodStatusAffectedByIssue108594(pod *v1.Pod) bool {
return pod.Status.Phase == v1.PodFailed && podutils.IsPodReady(pod)
}