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Merge pull request #38 from everpeace/stress-test
stress test in e2e
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,15 @@ | ||
| kind: Cluster | ||
| apiVersion: kind.x-k8s.io/v1alpha4 | ||
| nodes: | ||
| - role: control-plane | ||
| kubeadmConfigPatches: | ||
| - | | ||
| kind: ClusterConfiguration | ||
| controllerManager: | ||
| extraArgs: | ||
| node-cidr-mask-size: "23" | ||
| - | | ||
| kind: InitConfiguration | ||
| nodeRegistration: | ||
| kubeletExtraArgs: | ||
| max-pods: "300" |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,88 @@ | ||
| // Licensed to Shingo Omura under one or more contributor | ||
| // license agreements. See the NOTICE file distributed with | ||
| // this work for additional information regarding copyright | ||
| // ownership. Shingo Omura licenses this file to you under | ||
| // the Apache License, Version 2.0 (the "License"); you may | ||
| // not use this file except in compliance with the License. | ||
| // You may obtain a copy of the License at | ||
| // | ||
| // http://www.apache.org/licenses/LICENSE-2.0 | ||
| // | ||
| // Unless required by applicable law or agreed to in writing, | ||
| // software distributed under the License is distributed on an | ||
| // "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY | ||
| // KIND, either express or implied. See the License for the | ||
| // specific language governing permissions and limitations | ||
| // under the License. | ||
|
|
||
| package integration | ||
|
|
||
| import ( | ||
| "context" | ||
| "fmt" | ||
|
|
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| "github.com/everpeace/kube-throttler/pkg/apis/schedule/v1alpha1" | ||
| . "github.com/onsi/ginkgo" | ||
| . "github.com/onsi/gomega" | ||
| corev1 "k8s.io/api/core/v1" | ||
| ) | ||
|
|
||
| var _ = Describe("Clusterthrottle Stress Test", func() { | ||
| ctx := context.Background() | ||
|
|
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| var nClThr = 50 | ||
| var nNs = 10 | ||
| var nPodsInNs = 10 | ||
| var totalCpuReq = fmt.Sprintf("%dm", nNs*nPodsInNs) | ||
| thrName := func(i int) string { return fmt.Sprintf("clthr-%d", i) } | ||
| nsName := func(i int) string { return fmt.Sprintf("ns-%d", i) } | ||
| podName := func(i int) string { return fmt.Sprintf("pod-%d", i) } | ||
|
|
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| Context(fmt.Sprintf("%d clusterthrottle x (%d pod x %d namespace)", nClThr, nPodsInNs, nNs), func() { | ||
| nsKey, nsVal := "targetns", "true" | ||
| thrKey, thrVal := "clthr-target", "true" | ||
|
|
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| clthrs := make([]*v1alpha1.ClusterThrottle, nClThr) | ||
| nss := make([]*corev1.Namespace, nNs) | ||
| pods := make([]*corev1.Pod, nNs*nPodsInNs) | ||
|
|
||
| AfterEach(func() { | ||
| MustDeleteAllClusterThrottlesInNs(ctx) | ||
| for _, ns := range nss { | ||
| MustDeleteAllPodsInNs(ctx, ns.Name) | ||
| MustDeleteNs(ctx, ns.Name) | ||
| } | ||
| }) | ||
|
|
||
| BeforeEach(func() { | ||
| for i := range clthrs { | ||
| clthrs[i] = MustCreateClusterThrottle(ctx, | ||
| MakeClusterThrottle(thrName(i)).Selectors(nsKey, nsVal, thrKey, thrVal). | ||
| ThresholdPod(nNs*nPodsInNs). | ||
| ThresholdCpu(totalCpuReq). | ||
| Obj(), | ||
| ) | ||
| } | ||
| for i := range nss { | ||
| nss[i] = MustCreateNamespace(ctx, MakeNamespace(nsName(i)).Label(nsKey, nsVal).Obj()) | ||
| for j := 0; j < nPodsInNs; j++ { | ||
| pods[i*nPodsInNs+j] = MustCreatePod(ctx, MakePod(nss[i].Name, podName(j), "1m").Label(thrKey, thrVal).Obj()) | ||
| } | ||
| } | ||
| }) | ||
| It("works correctly", func() { | ||
| Eventually(AsyncAll( | ||
| WakeupBackoffPod(ctx), | ||
| AsyncPods(pods, func(p *corev1.Pod) func(g Gomega) { return PodIsScheduled(ctx, p.Namespace, p.Name) }), | ||
| AsyncClusterThrottles(clthrs, func(thr *v1alpha1.ClusterThrottle) func(g Gomega) { | ||
| return ClusterThottleHasStatus(ctx, thr.Name, | ||
| ClthrOpts.WithCalculatedThreshold(thr.Spec.Threshold), | ||
| ClthrOpts.WithUsedPod(nNs*nPodsInNs), | ||
| ClthrOpts.WithUsedCpuReq(totalCpuReq), | ||
| ClthrOpts.WithPodThrottled(true), ClthrOpts.WithCpuThrottled(true), | ||
| ) | ||
| }), | ||
| )).Should(Succeed()) | ||
| }) | ||
| }) | ||
| }) |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,65 @@ | ||
| // Licensed to Shingo Omura under one or more contributor | ||
| // license agreements. See the NOTICE file distributed with | ||
| // this work for additional information regarding copyright | ||
| // ownership. Shingo Omura licenses this file to you under | ||
| // the Apache License, Version 2.0 (the "License"); you may | ||
| // not use this file except in compliance with the License. | ||
| // You may obtain a copy of the License at | ||
| // | ||
| // http://www.apache.org/licenses/LICENSE-2.0 | ||
| // | ||
| // Unless required by applicable law or agreed to in writing, | ||
| // software distributed under the License is distributed on an | ||
| // "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY | ||
| // KIND, either express or implied. See the License for the | ||
| // specific language governing permissions and limitations | ||
| // under the License. | ||
|
|
||
| package integration | ||
|
|
||
| import ( | ||
| "context" | ||
| "time" | ||
|
|
||
| . "github.com/onsi/gomega" | ||
| corev1 "k8s.io/api/core/v1" | ||
| apierrors "k8s.io/apimachinery/pkg/api/errors" | ||
| metav1 "k8s.io/apimachinery/pkg/apis/meta/v1" | ||
| ) | ||
|
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| func MustCreateNamespace(ctx context.Context, ns *corev1.Namespace) *corev1.Namespace { | ||
| var err error | ||
| created, err := k8sCli.CoreV1().Namespaces().Create(ctx, ns, metav1.CreateOptions{}) | ||
| Expect(err).NotTo(HaveOccurred()) | ||
| return created | ||
| } | ||
|
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| func MustDeleteNs(ctx context.Context, ns string) { | ||
| Expect( | ||
| k8sCli.CoreV1().Namespaces().Delete(ctx, ns, metav1.DeleteOptions{}), | ||
| ).NotTo(HaveOccurred()) | ||
| Eventually(func(g Gomega) { | ||
| _, err := k8sCli.CoreV1().Namespaces().Get(ctx, ns, metav1.GetOptions{}) | ||
| g.Expect(err).To(HaveOccurred()) | ||
| g.Expect(apierrors.IsNotFound(err)).Should(BeTrue()) | ||
| }, 10*time.Second).Should(Succeed()) | ||
| } | ||
|
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| type namespaceWrapper struct { | ||
| corev1.Namespace | ||
| } | ||
|
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| func MakeNamespace(name string) *namespaceWrapper { | ||
| return &namespaceWrapper{ | ||
| Namespace: corev1.Namespace{ObjectMeta: metav1.ObjectMeta{Name: name, Labels: map[string]string{}}}, | ||
| } | ||
| } | ||
|
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| func (w *namespaceWrapper) Label(key, val string) *namespaceWrapper { | ||
| w.Labels[key] = val | ||
| return w | ||
| } | ||
|
|
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| func (w *namespaceWrapper) Obj() *corev1.Namespace { | ||
| return &w.Namespace | ||
| } |
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