mirror of https://github.com/k3s-io/k3s
83 lines
2.2 KiB
Go
83 lines
2.2 KiB
Go
/*
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Copyright 2015 The Kubernetes Authors All rights reserved.
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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package e2e
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import (
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"time"
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. "github.com/onsi/ginkgo"
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. "github.com/onsi/gomega"
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"k8s.io/kubernetes/pkg/api"
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"k8s.io/kubernetes/pkg/fields"
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"k8s.io/kubernetes/pkg/labels"
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"k8s.io/kubernetes/pkg/util"
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)
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// This test requires that --terminated-pod-gc-threshold=100 be set on the controller manager
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var _ = Describe("Garbage collector", func() {
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f := NewFramework("garbage-collector")
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It("should handle the creation of 1000 pods", func() {
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SkipUnlessProviderIs("gce")
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var count int
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for count < 1000 {
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pod, err := createTerminatingPod(f)
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pod.ResourceVersion = ""
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pod.Status.Phase = api.PodFailed
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pod, err = f.Client.Pods(f.Namespace.Name).UpdateStatus(pod)
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if err != nil {
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Failf("err failing pod: %v", err)
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}
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count++
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if count%50 == 0 {
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Logf("count: %v", count)
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}
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}
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Logf("created: %v", count)
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// This sleep has to be longer than the gcCheckPeriod defined
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// in pkg/controller/gc/gc_controller.go which is currently
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// 20 seconds.
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time.Sleep(30 * time.Second)
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pods, err := f.Client.Pods(f.Namespace.Name).List(labels.Everything(), fields.Everything())
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Expect(err).NotTo(HaveOccurred())
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Expect(len(pods.Items)).To(BeNumerically("==", 100))
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})
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})
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func createTerminatingPod(f *Framework) (*api.Pod, error) {
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uuid := util.NewUUID()
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pod := &api.Pod{
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ObjectMeta: api.ObjectMeta{
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Name: string(uuid),
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},
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Spec: api.PodSpec{
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NodeName: "nonexistant-node",
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Containers: []api.Container{
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{
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Name: string(uuid),
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Image: "gcr.io/google_containers/busybox",
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},
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},
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},
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}
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return f.Client.Pods(f.Namespace.Name).Create(pod)
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}
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