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68 lines
2.0 KiB
Go
68 lines
2.0 KiB
Go
/*
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Copyright 2015 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 benchmark
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import (
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v1 "k8s.io/api/core/v1"
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"k8s.io/apimachinery/pkg/labels"
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"k8s.io/apimachinery/pkg/runtime/schema"
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coreinformers "k8s.io/client-go/informers/core/v1"
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clientset "k8s.io/client-go/kubernetes"
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restclient "k8s.io/client-go/rest"
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"k8s.io/kubernetes/test/integration/util"
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)
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// mustSetupScheduler starts the following components:
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// - k8s api server (a.k.a. master)
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// - scheduler
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// It returns clientset and destroyFunc which should be used to
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// remove resources after finished.
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// Notes on rate limiter:
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// - client rate limit is set to 5000.
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func mustSetupScheduler() (util.ShutdownFunc, clientset.Interface) {
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apiURL, apiShutdown := util.StartApiserver()
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clientSet := clientset.NewForConfigOrDie(&restclient.Config{
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Host: apiURL,
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ContentConfig: restclient.ContentConfig{GroupVersion: &schema.GroupVersion{Group: "", Version: "v1"}},
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QPS: 5000.0,
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Burst: 5000,
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})
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_, schedulerShutdown := util.StartScheduler(clientSet)
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shutdownFunc := func() {
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schedulerShutdown()
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apiShutdown()
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}
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return shutdownFunc, clientSet
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}
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func getScheduledPods(podInformer coreinformers.PodInformer) ([]*v1.Pod, error) {
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pods, err := podInformer.Lister().List(labels.Everything())
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if err != nil {
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return nil, err
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}
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scheduled := make([]*v1.Pod, 0, len(pods))
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for i := range pods {
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pod := pods[i]
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if len(pod.Spec.NodeName) > 0 {
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scheduled = append(scheduled, pod)
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}
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}
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return scheduled, nil
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}
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