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Merge pull request #81825 from zouyee/e2e

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fix ci-kubernetes-node-kubelet-serial which set PodPriority
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Kubernetes Prow Robot 2019-09-03 16:00:58 -07:00 committed by GitHub
commit 8efd51ffc2
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1 changed files with 17 additions and 7 deletions
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24
test/e2e_node/critical_pod_test.go
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@ -20,6 +20,8 @@ import (
"fmt"
v1 "k8s.io/api/core/v1"
schedulingv1 "k8s.io/api/scheduling/v1"
"k8s.io/apimachinery/pkg/api/errors"
"k8s.io/apimachinery/pkg/api/resource"
metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
kubeapi "k8s.io/kubernetes/pkg/apis/core"
@ -34,15 +36,15 @@ import (
)
const (
criticalPodName = "critical-pod"
guaranteedPodName = "guaranteed"
burstablePodName = "burstable"
bestEffortPodName = "best-effort"
criticalPodName = "critical-pod"
guaranteedPodName = "guaranteed"
burstablePodName = "burstable"
bestEffortPodName = "best-effort"
systemCriticalPriorityName = "critical-pod-test-high-priority"
)
var _ = framework.KubeDescribe("CriticalPod [Serial] [Disruptive] [NodeFeature:CriticalPod]", func() {
f := framework.NewDefaultFramework("critical-pod-test")
ginkgo.Context("when we need to admit a critical pod", func() {
tempSetCurrentKubeletConfig(f, func(initialConfig *kubeletconfig.KubeletConfiguration) {
if initialConfig.FeatureGates == nil {
@ -56,6 +58,8 @@ var _ = framework.KubeDescribe("CriticalPod [Serial] [Disruptive] [NodeFeature:C
if !configEnabled {
framework.Skipf("unable to run test without dynamic kubelet config enabled.")
}
// because adminssion Priority enable, If the priority class is not found, the Pod is rejected.
systemCriticalPriority := &schedulingv1.PriorityClass{ObjectMeta: metav1.ObjectMeta{Name: systemCriticalPriorityName}, Value: scheduling.SystemCriticalPriority}
// Define test pods
nonCriticalGuaranteed := getTestPod(false, guaranteedPodName, v1.ResourceRequirements{
@ -81,6 +85,9 @@ var _ = framework.KubeDescribe("CriticalPod [Serial] [Disruptive] [NodeFeature:C
Requests: getNodeCPUAndMemoryCapacity(f),
})
_, err = f.ClientSet.SchedulingV1().PriorityClasses().Create(systemCriticalPriority)
gomega.Expect(err == nil || errors.IsAlreadyExists(err)).To(gomega.BeTrue(), "failed to create PriorityClasses with an error: %v", err)
// Create pods, starting with non-critical so that the critical preempts the other pods.
f.PodClient().CreateBatch([]*v1.Pod{nonCriticalBestEffort, nonCriticalBurstable, nonCriticalGuaranteed})
f.PodClientNS(kubeapi.NamespaceSystem).CreateSyncInNamespace(criticalPod, kubeapi.NamespaceSystem)
@ -102,6 +109,8 @@ var _ = framework.KubeDescribe("CriticalPod [Serial] [Disruptive] [NodeFeature:C
f.PodClient().DeleteSync(burstablePodName, &metav1.DeleteOptions{}, framework.DefaultPodDeletionTimeout)
f.PodClient().DeleteSync(bestEffortPodName, &metav1.DeleteOptions{}, framework.DefaultPodDeletionTimeout)
f.PodClientNS(kubeapi.NamespaceSystem).DeleteSyncInNamespace(criticalPodName, kubeapi.NamespaceSystem, &metav1.DeleteOptions{}, framework.DefaultPodDeletionTimeout)
err := f.ClientSet.SchedulingV1().PriorityClasses().Delete(systemCriticalPriorityName, &metav1.DeleteOptions{})
framework.ExpectNoError(err)
// Log Events
logPodEvents(f)
logNodeEvents(f)
@ -123,6 +132,7 @@ func getNodeCPUAndMemoryCapacity(f *framework.Framework) v1.ResourceList {
}
func getTestPod(critical bool, name string, resources v1.ResourceRequirements) *v1.Pod {
value := scheduling.SystemCriticalPriority
pod := &v1.Pod{
TypeMeta: metav1.TypeMeta{
Kind: "Pod",
@ -144,8 +154,8 @@ func getTestPod(critical bool, name string, resources v1.ResourceRequirements) *
pod.ObjectMeta.Annotations = map[string]string{
kubelettypes.ConfigSourceAnnotationKey: kubelettypes.FileSource,
}
podPriority := scheduling.SystemCriticalPriority
pod.Spec.Priority = &podPriority
pod.Spec.PriorityClassName = systemCriticalPriorityName
pod.Spec.Priority = &value
gomega.Expect(kubelettypes.IsCriticalPod(pod)).To(gomega.BeTrue(), "pod should be a critical pod")
} else {