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improve daemonset's retry creating failed daemon pods e2e test #59224

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merged 1 commit into from
Mar 6, 2018
Merged

improve daemonset's retry creating failed daemon pods e2e test #59224

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20 changes: 20 additions & 0 deletions test/e2e/apps/daemon_set.go
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Original file line number Diff line number Diff line change
Expand Up @@ -24,6 +24,7 @@ import (

apps "k8s.io/api/apps/v1"
"k8s.io/api/core/v1"
"k8s.io/apimachinery/pkg/api/errors"
apierrs "k8s.io/apimachinery/pkg/api/errors"
metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
"k8s.io/apimachinery/pkg/labels"
Expand Down Expand Up @@ -261,6 +262,10 @@ var _ = SIGDescribe("Daemon set [Serial]", func() {
Expect(err).NotTo(HaveOccurred(), "error failing a daemon pod")
err = wait.PollImmediate(dsRetryPeriod, dsRetryTimeout, checkRunningOnAllNodes(f, ds))
Expect(err).NotTo(HaveOccurred(), "error waiting for daemon pod to revive")

By("Wait for the failed daemon pod to be completely deleted.")
err = wait.PollImmediate(dsRetryPeriod, dsRetryTimeout, waitFailedDaemonPodDeleted(c, &pod))
Expect(err).NotTo(HaveOccurred(), "error waiting for the failed daemon pod to be completely deleted")
})

// This test should not be added to conformance. We will consider deprecating OnDelete when the
Expand Down Expand Up @@ -466,6 +471,9 @@ func newDaemonSet(dsName, image string, label map[string]string) *apps.DaemonSet
Name: dsName,
},
Spec: apps.DaemonSetSpec{
Selector: &metav1.LabelSelector{
MatchLabels: label,
},
Template: v1.PodTemplateSpec{
ObjectMeta: metav1.ObjectMeta{
Labels: label,
Expand Down Expand Up @@ -857,3 +865,15 @@ func curHistory(historyList *apps.ControllerRevisionList, ds *apps.DaemonSet) *a
Expect(curHistory).NotTo(BeNil())
return curHistory
}

func waitFailedDaemonPodDeleted(c clientset.Interface, pod *v1.Pod) func() (bool, error) {
return func() (bool, error) {
if _, err := c.CoreV1().Pods(pod.Namespace).Get(pod.Name, metav1.GetOptions{}); err != nil {
if errors.IsNotFound(err) {
return true, nil
}
return false, fmt.Errorf("failed to get failed daemon pod %q: %v", pod.Name, err)
}
return false, nil
}
}