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857458cfa5
- update all the import statements - run hack/pin-dependency.sh to change pinned dependency versions - run hack/update-vendor.sh to update go.mod files and the vendor directory - update the method signatures for custom reporters Signed-off-by: Dave Chen <dave.chen@arm.com>
82 lines
2.8 KiB
Go
82 lines
2.8 KiB
Go
/*
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Copyright 2017 The Kubernetes Authors.
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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 scheduling
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import (
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"context"
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"fmt"
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"time"
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"github.com/onsi/ginkgo/v2"
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v1 "k8s.io/api/core/v1"
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metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
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"k8s.io/apimachinery/pkg/util/sets"
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clientset "k8s.io/client-go/kubernetes"
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"k8s.io/kubernetes/test/e2e/framework"
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)
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var (
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timeout = 10 * time.Minute
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waitTime = 2 * time.Second
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)
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// SIGDescribe annotates the test with the SIG label.
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func SIGDescribe(text string, body func()) bool {
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return ginkgo.Describe("[sig-scheduling] "+text, body)
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}
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// WaitForStableCluster waits until all existing pods are scheduled and returns their amount.
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func WaitForStableCluster(c clientset.Interface, workerNodes sets.String) int {
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startTime := time.Now()
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// Wait for all pods to be scheduled.
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allScheduledPods, allNotScheduledPods := getScheduledAndUnscheduledPods(c, workerNodes)
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for len(allNotScheduledPods) != 0 {
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time.Sleep(waitTime)
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if startTime.Add(timeout).Before(time.Now()) {
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framework.Logf("Timed out waiting for the following pods to schedule")
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for _, p := range allNotScheduledPods {
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framework.Logf("%v/%v", p.Namespace, p.Name)
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}
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framework.Failf("Timed out after %v waiting for stable cluster.", timeout)
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break
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}
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allScheduledPods, allNotScheduledPods = getScheduledAndUnscheduledPods(c, workerNodes)
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}
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return len(allScheduledPods)
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}
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// getScheduledAndUnscheduledPods lists scheduled and not scheduled pods in all namespaces, with succeeded and failed pods filtered out.
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func getScheduledAndUnscheduledPods(c clientset.Interface, workerNodes sets.String) (scheduledPods, notScheduledPods []v1.Pod) {
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pods, err := c.CoreV1().Pods(metav1.NamespaceAll).List(context.TODO(), metav1.ListOptions{})
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framework.ExpectNoError(err, fmt.Sprintf("listing all pods in namespace %q while waiting for stable cluster", metav1.NamespaceAll))
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// API server returns also Pods that succeeded. We need to filter them out.
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filteredPods := make([]v1.Pod, 0, len(pods.Items))
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for _, p := range pods.Items {
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if !podTerminated(p) {
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filteredPods = append(filteredPods, p)
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}
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}
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pods.Items = filteredPods
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return GetPodsScheduled(workerNodes, pods)
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}
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func podTerminated(p v1.Pod) bool {
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return p.Status.Phase == v1.PodSucceeded || p.Status.Phase == v1.PodFailed
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}
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