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71 lines
2.4 KiB
Go
71 lines
2.4 KiB
Go
/*
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Copyright 2023 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 instrumentation
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import (
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"context"
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"errors"
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"time"
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"github.com/onsi/gomega"
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clientset "k8s.io/client-go/kubernetes"
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"k8s.io/kubernetes/test/e2e/framework"
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e2emetrics "k8s.io/kubernetes/test/e2e/framework/metrics"
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e2enode "k8s.io/kubernetes/test/e2e/framework/node"
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e2eskipper "k8s.io/kubernetes/test/e2e/framework/skipper"
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"k8s.io/kubernetes/test/e2e/instrumentation/common"
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admissionapi "k8s.io/pod-security-admission/api"
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"github.com/onsi/ginkgo/v2"
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)
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var _ = common.SIGDescribe("Metrics", func() {
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f := framework.NewDefaultFramework("metrics")
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f.NamespacePodSecurityLevel = admissionapi.LevelPrivileged
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var c, ec clientset.Interface
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var grabber *e2emetrics.Grabber
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ginkgo.BeforeEach(func(ctx context.Context) {
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var err error
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c = f.ClientSet
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ec = f.KubemarkExternalClusterClientSet
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gomega.Eventually(ctx, func() error {
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grabber, err = e2emetrics.NewMetricsGrabber(ctx, c, ec, f.ClientConfig(), true, true, true, true, true, true)
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if err != nil {
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framework.ExpectNoError(err, "failed to create metrics grabber")
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}
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return nil
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}, 5*time.Minute, 10*time.Second).Should(gomega.BeNil())
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})
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/*
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Release: v1.29
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Testname: Kubelet resource metrics
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Description: Should attempt to grab all resource metrics from kubelet metrics/resource endpoint.
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*/
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ginkgo.It("should grab all metrics from kubelet /metrics/resource endpoint", func(ctx context.Context) {
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ginkgo.By("Connecting to kubelet's /metrics/resource endpoint")
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node, err := e2enode.GetRandomReadySchedulableNode(ctx, f.ClientSet)
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if errors.Is(err, e2emetrics.MetricsGrabbingDisabledError) {
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e2eskipper.Skipf("%v", err)
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}
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framework.ExpectNoError(err)
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response, err := grabber.GrabResourceMetricsFromKubelet(ctx, node.Name)
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framework.ExpectNoError(err)
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gomega.Expect(response).NotTo(gomega.BeEmpty())
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})
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})
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