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721 lines
31 KiB
Go
721 lines
31 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 e2e
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import (
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"fmt"
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"time"
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"k8s.io/kubernetes/pkg/api/resource"
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"k8s.io/kubernetes/pkg/api/v1"
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metav1 "k8s.io/kubernetes/pkg/apis/meta/v1"
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"k8s.io/kubernetes/pkg/apis/storage/util"
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clientset "k8s.io/kubernetes/pkg/client/clientset_generated/clientset"
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"k8s.io/kubernetes/pkg/quota/evaluator/core"
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"k8s.io/kubernetes/pkg/util/intstr"
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"k8s.io/kubernetes/pkg/util/wait"
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"k8s.io/kubernetes/test/e2e/framework"
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. "github.com/onsi/ginkgo"
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. "github.com/onsi/gomega"
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)
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const (
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// how long to wait for a resource quota update to occur
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resourceQuotaTimeout = 30 * time.Second
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)
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var _ = framework.KubeDescribe("ResourceQuota", func() {
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f := framework.NewDefaultFramework("resourcequota")
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It("should create a ResourceQuota and ensure its status is promptly calculated.", func() {
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By("Creating a ResourceQuota")
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quotaName := "test-quota"
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resourceQuota := newTestResourceQuota(quotaName)
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resourceQuota, err := createResourceQuota(f.ClientSet, f.Namespace.Name, resourceQuota)
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Expect(err).NotTo(HaveOccurred())
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By("Ensuring resource quota status is calculated")
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usedResources := v1.ResourceList{}
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usedResources[v1.ResourceQuotas] = resource.MustParse("1")
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err = waitForResourceQuota(f.ClientSet, f.Namespace.Name, quotaName, usedResources)
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Expect(err).NotTo(HaveOccurred())
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})
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It("should create a ResourceQuota and capture the life of a service.", func() {
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By("Creating a ResourceQuota")
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quotaName := "test-quota"
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resourceQuota := newTestResourceQuota(quotaName)
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resourceQuota, err := createResourceQuota(f.ClientSet, f.Namespace.Name, resourceQuota)
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Expect(err).NotTo(HaveOccurred())
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By("Ensuring resource quota status is calculated")
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usedResources := v1.ResourceList{}
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usedResources[v1.ResourceQuotas] = resource.MustParse("1")
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err = waitForResourceQuota(f.ClientSet, f.Namespace.Name, quotaName, usedResources)
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Expect(err).NotTo(HaveOccurred())
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By("Creating a Service")
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service := newTestServiceForQuota("test-service", v1.ServiceTypeClusterIP)
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service, err = f.ClientSet.Core().Services(f.Namespace.Name).Create(service)
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Expect(err).NotTo(HaveOccurred())
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By("Ensuring resource quota status captures service creation")
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usedResources = v1.ResourceList{}
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usedResources[v1.ResourceQuotas] = resource.MustParse("1")
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usedResources[v1.ResourceServices] = resource.MustParse("1")
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err = waitForResourceQuota(f.ClientSet, f.Namespace.Name, quotaName, usedResources)
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Expect(err).NotTo(HaveOccurred())
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By("Deleting a Service")
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err = f.ClientSet.Core().Services(f.Namespace.Name).Delete(service.Name, nil)
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Expect(err).NotTo(HaveOccurred())
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By("Ensuring resource quota status released usage")
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usedResources[v1.ResourceServices] = resource.MustParse("0")
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err = waitForResourceQuota(f.ClientSet, f.Namespace.Name, quotaName, usedResources)
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Expect(err).NotTo(HaveOccurred())
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})
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It("should create a ResourceQuota and capture the life of a secret.", func() {
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By("Discovering how many secrets are in namespace by default")
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secrets, err := f.ClientSet.Core().Secrets(f.Namespace.Name).List(v1.ListOptions{})
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Expect(err).NotTo(HaveOccurred())
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defaultSecrets := fmt.Sprintf("%d", len(secrets.Items))
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hardSecrets := fmt.Sprintf("%d", len(secrets.Items)+1)
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By("Creating a ResourceQuota")
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quotaName := "test-quota"
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resourceQuota := newTestResourceQuota(quotaName)
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resourceQuota.Spec.Hard[v1.ResourceSecrets] = resource.MustParse(hardSecrets)
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resourceQuota, err = createResourceQuota(f.ClientSet, f.Namespace.Name, resourceQuota)
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Expect(err).NotTo(HaveOccurred())
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By("Ensuring resource quota status is calculated")
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usedResources := v1.ResourceList{}
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usedResources[v1.ResourceQuotas] = resource.MustParse("1")
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usedResources[v1.ResourceSecrets] = resource.MustParse(defaultSecrets)
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err = waitForResourceQuota(f.ClientSet, f.Namespace.Name, quotaName, usedResources)
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Expect(err).NotTo(HaveOccurred())
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By("Creating a Secret")
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secret := newTestSecretForQuota("test-secret")
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secret, err = f.ClientSet.Core().Secrets(f.Namespace.Name).Create(secret)
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Expect(err).NotTo(HaveOccurred())
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By("Ensuring resource quota status captures secret creation")
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usedResources = v1.ResourceList{}
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usedResources[v1.ResourceSecrets] = resource.MustParse(hardSecrets)
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// we expect there to be two secrets because each namespace will receive
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// a service account token secret by default
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err = waitForResourceQuota(f.ClientSet, f.Namespace.Name, quotaName, usedResources)
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Expect(err).NotTo(HaveOccurred())
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By("Deleting a secret")
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err = f.ClientSet.Core().Secrets(f.Namespace.Name).Delete(secret.Name, nil)
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Expect(err).NotTo(HaveOccurred())
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By("Ensuring resource quota status released usage")
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usedResources[v1.ResourceSecrets] = resource.MustParse(defaultSecrets)
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err = waitForResourceQuota(f.ClientSet, f.Namespace.Name, quotaName, usedResources)
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Expect(err).NotTo(HaveOccurred())
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})
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It("should create a ResourceQuota and capture the life of a pod.", func() {
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By("Creating a ResourceQuota")
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quotaName := "test-quota"
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resourceQuota := newTestResourceQuota(quotaName)
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resourceQuota, err := createResourceQuota(f.ClientSet, f.Namespace.Name, resourceQuota)
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Expect(err).NotTo(HaveOccurred())
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By("Ensuring resource quota status is calculated")
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usedResources := v1.ResourceList{}
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usedResources[v1.ResourceQuotas] = resource.MustParse("1")
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err = waitForResourceQuota(f.ClientSet, f.Namespace.Name, quotaName, usedResources)
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Expect(err).NotTo(HaveOccurred())
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By("Creating a Pod that fits quota")
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podName := "test-pod"
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requests := v1.ResourceList{}
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requests[v1.ResourceCPU] = resource.MustParse("500m")
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requests[v1.ResourceMemory] = resource.MustParse("252Mi")
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pod := newTestPodForQuota(f, podName, requests, v1.ResourceList{})
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pod, err = f.ClientSet.Core().Pods(f.Namespace.Name).Create(pod)
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Expect(err).NotTo(HaveOccurred())
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podToUpdate := pod
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By("Ensuring ResourceQuota status captures the pod usage")
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usedResources[v1.ResourceQuotas] = resource.MustParse("1")
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usedResources[v1.ResourcePods] = resource.MustParse("1")
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usedResources[v1.ResourceCPU] = requests[v1.ResourceCPU]
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usedResources[v1.ResourceMemory] = requests[v1.ResourceMemory]
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err = waitForResourceQuota(f.ClientSet, f.Namespace.Name, quotaName, usedResources)
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Expect(err).NotTo(HaveOccurred())
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By("Not allowing a pod to be created that exceeds remaining quota")
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requests = v1.ResourceList{}
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requests[v1.ResourceCPU] = resource.MustParse("600m")
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requests[v1.ResourceMemory] = resource.MustParse("100Mi")
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pod = newTestPodForQuota(f, "fail-pod", requests, v1.ResourceList{})
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pod, err = f.ClientSet.Core().Pods(f.Namespace.Name).Create(pod)
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Expect(err).To(HaveOccurred())
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By("Ensuring a pod cannot update its resource requirements")
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// a pod cannot dynamically update its resource requirements.
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requests = v1.ResourceList{}
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requests[v1.ResourceCPU] = resource.MustParse("100m")
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requests[v1.ResourceMemory] = resource.MustParse("100Mi")
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podToUpdate.Spec.Containers[0].Resources.Requests = requests
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_, err = f.ClientSet.Core().Pods(f.Namespace.Name).Update(podToUpdate)
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Expect(err).To(HaveOccurred())
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By("Ensuring attempts to update pod resource requirements did not change quota usage")
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err = waitForResourceQuota(f.ClientSet, f.Namespace.Name, quotaName, usedResources)
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Expect(err).NotTo(HaveOccurred())
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By("Deleting the pod")
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err = f.ClientSet.Core().Pods(f.Namespace.Name).Delete(podName, v1.NewDeleteOptions(0))
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Expect(err).NotTo(HaveOccurred())
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By("Ensuring resource quota status released the pod usage")
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usedResources[v1.ResourceQuotas] = resource.MustParse("1")
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usedResources[v1.ResourcePods] = resource.MustParse("0")
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usedResources[v1.ResourceCPU] = resource.MustParse("0")
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usedResources[v1.ResourceMemory] = resource.MustParse("0")
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err = waitForResourceQuota(f.ClientSet, f.Namespace.Name, quotaName, usedResources)
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Expect(err).NotTo(HaveOccurred())
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})
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It("should create a ResourceQuota and capture the life of a configMap.", func() {
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By("Creating a ResourceQuota")
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quotaName := "test-quota"
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resourceQuota := newTestResourceQuota(quotaName)
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resourceQuota, err := createResourceQuota(f.ClientSet, f.Namespace.Name, resourceQuota)
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Expect(err).NotTo(HaveOccurred())
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By("Ensuring resource quota status is calculated")
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usedResources := v1.ResourceList{}
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usedResources[v1.ResourceQuotas] = resource.MustParse("1")
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err = waitForResourceQuota(f.ClientSet, f.Namespace.Name, quotaName, usedResources)
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Expect(err).NotTo(HaveOccurred())
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By("Creating a ConfigMap")
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configMap := newTestConfigMapForQuota("test-configmap")
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configMap, err = f.ClientSet.Core().ConfigMaps(f.Namespace.Name).Create(configMap)
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Expect(err).NotTo(HaveOccurred())
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By("Ensuring resource quota status captures configMap creation")
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usedResources = v1.ResourceList{}
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usedResources[v1.ResourceQuotas] = resource.MustParse("1")
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usedResources[v1.ResourceConfigMaps] = resource.MustParse("1")
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err = waitForResourceQuota(f.ClientSet, f.Namespace.Name, quotaName, usedResources)
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Expect(err).NotTo(HaveOccurred())
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By("Deleting a ConfigMap")
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err = f.ClientSet.Core().ConfigMaps(f.Namespace.Name).Delete(configMap.Name, nil)
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Expect(err).NotTo(HaveOccurred())
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By("Ensuring resource quota status released usage")
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usedResources[v1.ResourceConfigMaps] = resource.MustParse("0")
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err = waitForResourceQuota(f.ClientSet, f.Namespace.Name, quotaName, usedResources)
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Expect(err).NotTo(HaveOccurred())
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})
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It("should create a ResourceQuota and capture the life of a replication controller.", func() {
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By("Creating a ResourceQuota")
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quotaName := "test-quota"
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resourceQuota := newTestResourceQuota(quotaName)
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resourceQuota, err := createResourceQuota(f.ClientSet, f.Namespace.Name, resourceQuota)
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Expect(err).NotTo(HaveOccurred())
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By("Ensuring resource quota status is calculated")
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usedResources := v1.ResourceList{}
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usedResources[v1.ResourceQuotas] = resource.MustParse("1")
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usedResources[v1.ResourceReplicationControllers] = resource.MustParse("0")
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err = waitForResourceQuota(f.ClientSet, f.Namespace.Name, quotaName, usedResources)
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Expect(err).NotTo(HaveOccurred())
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By("Creating a ReplicationController")
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replicationController := newTestReplicationControllerForQuota("test-rc", "nginx", 0)
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replicationController, err = f.ClientSet.Core().ReplicationControllers(f.Namespace.Name).Create(replicationController)
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Expect(err).NotTo(HaveOccurred())
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By("Ensuring resource quota status captures replication controller creation")
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usedResources = v1.ResourceList{}
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usedResources[v1.ResourceReplicationControllers] = resource.MustParse("1")
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err = waitForResourceQuota(f.ClientSet, f.Namespace.Name, quotaName, usedResources)
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Expect(err).NotTo(HaveOccurred())
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By("Deleting a ReplicationController")
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err = f.ClientSet.Core().ReplicationControllers(f.Namespace.Name).Delete(replicationController.Name, nil)
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Expect(err).NotTo(HaveOccurred())
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By("Ensuring resource quota status released usage")
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usedResources[v1.ResourceReplicationControllers] = resource.MustParse("0")
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err = waitForResourceQuota(f.ClientSet, f.Namespace.Name, quotaName, usedResources)
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Expect(err).NotTo(HaveOccurred())
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})
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It("should create a ResourceQuota and capture the life of a persistent volume claim.", func() {
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By("Creating a ResourceQuota")
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quotaName := "test-quota"
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resourceQuota := newTestResourceQuota(quotaName)
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resourceQuota, err := createResourceQuota(f.ClientSet, f.Namespace.Name, resourceQuota)
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Expect(err).NotTo(HaveOccurred())
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By("Ensuring resource quota status is calculated")
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usedResources := v1.ResourceList{}
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usedResources[v1.ResourceQuotas] = resource.MustParse("1")
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usedResources[v1.ResourcePersistentVolumeClaims] = resource.MustParse("0")
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usedResources[v1.ResourceRequestsStorage] = resource.MustParse("0")
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err = waitForResourceQuota(f.ClientSet, f.Namespace.Name, quotaName, usedResources)
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Expect(err).NotTo(HaveOccurred())
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By("Creating a PersistentVolumeClaim")
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pvc := newTestPersistentVolumeClaimForQuota("test-claim")
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pvc, err = f.ClientSet.Core().PersistentVolumeClaims(f.Namespace.Name).Create(pvc)
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Expect(err).NotTo(HaveOccurred())
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By("Ensuring resource quota status captures persistent volume claim creation")
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usedResources = v1.ResourceList{}
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usedResources[v1.ResourcePersistentVolumeClaims] = resource.MustParse("1")
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usedResources[v1.ResourceRequestsStorage] = resource.MustParse("1Gi")
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err = waitForResourceQuota(f.ClientSet, f.Namespace.Name, quotaName, usedResources)
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Expect(err).NotTo(HaveOccurred())
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By("Deleting a PersistentVolumeClaim")
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err = f.ClientSet.Core().PersistentVolumeClaims(f.Namespace.Name).Delete(pvc.Name, nil)
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Expect(err).NotTo(HaveOccurred())
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By("Ensuring resource quota status released usage")
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usedResources[v1.ResourcePersistentVolumeClaims] = resource.MustParse("0")
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usedResources[v1.ResourceRequestsStorage] = resource.MustParse("0")
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err = waitForResourceQuota(f.ClientSet, f.Namespace.Name, quotaName, usedResources)
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Expect(err).NotTo(HaveOccurred())
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})
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It("should create a ResourceQuota and capture the life of a persistent volume claim with a storage class.", func() {
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By("Creating a ResourceQuota")
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quotaName := "test-quota"
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resourceQuota := newTestResourceQuota(quotaName)
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resourceQuota, err := createResourceQuota(f.ClientSet, f.Namespace.Name, resourceQuota)
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Expect(err).NotTo(HaveOccurred())
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By("Ensuring resource quota status is calculated")
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usedResources := v1.ResourceList{}
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usedResources[v1.ResourceQuotas] = resource.MustParse("1")
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usedResources[v1.ResourcePersistentVolumeClaims] = resource.MustParse("0")
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usedResources[v1.ResourceRequestsStorage] = resource.MustParse("0")
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usedResources[core.V1ResourceByStorageClass("gold", v1.ResourcePersistentVolumeClaims)] = resource.MustParse("0")
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usedResources[core.V1ResourceByStorageClass("gold", v1.ResourceRequestsStorage)] = resource.MustParse("0")
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err = waitForResourceQuota(f.ClientSet, f.Namespace.Name, quotaName, usedResources)
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Expect(err).NotTo(HaveOccurred())
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By("Creating a PersistentVolumeClaim with storage class")
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pvc := newTestPersistentVolumeClaimForQuota("test-claim")
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pvc.Annotations = map[string]string{
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util.StorageClassAnnotation: "gold",
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}
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pvc, err = f.ClientSet.Core().PersistentVolumeClaims(f.Namespace.Name).Create(pvc)
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Expect(err).NotTo(HaveOccurred())
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By("Ensuring resource quota status captures persistent volume claim creation")
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usedResources = v1.ResourceList{}
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usedResources[v1.ResourcePersistentVolumeClaims] = resource.MustParse("1")
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usedResources[v1.ResourceRequestsStorage] = resource.MustParse("1Gi")
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usedResources[core.V1ResourceByStorageClass("gold", v1.ResourcePersistentVolumeClaims)] = resource.MustParse("1")
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usedResources[core.V1ResourceByStorageClass("gold", v1.ResourceRequestsStorage)] = resource.MustParse("1Gi")
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err = waitForResourceQuota(f.ClientSet, f.Namespace.Name, quotaName, usedResources)
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Expect(err).NotTo(HaveOccurred())
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By("Deleting a PersistentVolumeClaim")
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err = f.ClientSet.Core().PersistentVolumeClaims(f.Namespace.Name).Delete(pvc.Name, nil)
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Expect(err).NotTo(HaveOccurred())
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By("Ensuring resource quota status released usage")
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usedResources[v1.ResourcePersistentVolumeClaims] = resource.MustParse("0")
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usedResources[v1.ResourceRequestsStorage] = resource.MustParse("0")
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usedResources[core.V1ResourceByStorageClass("gold", v1.ResourcePersistentVolumeClaims)] = resource.MustParse("0")
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usedResources[core.V1ResourceByStorageClass("gold", v1.ResourceRequestsStorage)] = resource.MustParse("0")
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err = waitForResourceQuota(f.ClientSet, f.Namespace.Name, quotaName, usedResources)
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Expect(err).NotTo(HaveOccurred())
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})
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It("should verify ResourceQuota with terminating scopes.", func() {
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By("Creating a ResourceQuota with terminating scope")
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quotaTerminatingName := "quota-terminating"
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resourceQuotaTerminating, err := createResourceQuota(f.ClientSet, f.Namespace.Name, newTestResourceQuotaWithScope(quotaTerminatingName, v1.ResourceQuotaScopeTerminating))
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Expect(err).NotTo(HaveOccurred())
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By("Ensuring ResourceQuota status is calculated")
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usedResources := v1.ResourceList{}
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usedResources[v1.ResourcePods] = resource.MustParse("0")
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err = waitForResourceQuota(f.ClientSet, f.Namespace.Name, resourceQuotaTerminating.Name, usedResources)
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Expect(err).NotTo(HaveOccurred())
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By("Creating a ResourceQuota with not terminating scope")
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quotaNotTerminatingName := "quota-not-terminating"
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resourceQuotaNotTerminating, err := createResourceQuota(f.ClientSet, f.Namespace.Name, newTestResourceQuotaWithScope(quotaNotTerminatingName, v1.ResourceQuotaScopeNotTerminating))
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Expect(err).NotTo(HaveOccurred())
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By("Ensuring ResourceQuota status is calculated")
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err = waitForResourceQuota(f.ClientSet, f.Namespace.Name, resourceQuotaNotTerminating.Name, usedResources)
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Expect(err).NotTo(HaveOccurred())
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By("Creating a long running pod")
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podName := "test-pod"
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requests := v1.ResourceList{}
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requests[v1.ResourceCPU] = resource.MustParse("500m")
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requests[v1.ResourceMemory] = resource.MustParse("200Mi")
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limits := v1.ResourceList{}
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limits[v1.ResourceCPU] = resource.MustParse("1")
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limits[v1.ResourceMemory] = resource.MustParse("400Mi")
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pod := newTestPodForQuota(f, podName, requests, limits)
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pod, err = f.ClientSet.Core().Pods(f.Namespace.Name).Create(pod)
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Expect(err).NotTo(HaveOccurred())
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By("Ensuring resource quota with not terminating scope captures the pod usage")
|
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usedResources[v1.ResourcePods] = resource.MustParse("1")
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usedResources[v1.ResourceRequestsCPU] = requests[v1.ResourceCPU]
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usedResources[v1.ResourceRequestsMemory] = requests[v1.ResourceMemory]
|
|
usedResources[v1.ResourceLimitsCPU] = limits[v1.ResourceCPU]
|
|
usedResources[v1.ResourceLimitsMemory] = limits[v1.ResourceMemory]
|
|
err = waitForResourceQuota(f.ClientSet, f.Namespace.Name, resourceQuotaNotTerminating.Name, usedResources)
|
|
Expect(err).NotTo(HaveOccurred())
|
|
|
|
By("Ensuring resource quota with terminating scope ignored the pod usage")
|
|
usedResources[v1.ResourcePods] = resource.MustParse("0")
|
|
usedResources[v1.ResourceRequestsCPU] = resource.MustParse("0")
|
|
usedResources[v1.ResourceRequestsMemory] = resource.MustParse("0")
|
|
usedResources[v1.ResourceLimitsCPU] = resource.MustParse("0")
|
|
usedResources[v1.ResourceLimitsMemory] = resource.MustParse("0")
|
|
err = waitForResourceQuota(f.ClientSet, f.Namespace.Name, resourceQuotaTerminating.Name, usedResources)
|
|
Expect(err).NotTo(HaveOccurred())
|
|
|
|
By("Deleting the pod")
|
|
err = f.ClientSet.Core().Pods(f.Namespace.Name).Delete(podName, v1.NewDeleteOptions(0))
|
|
Expect(err).NotTo(HaveOccurred())
|
|
|
|
By("Ensuring resource quota status released the pod usage")
|
|
usedResources[v1.ResourcePods] = resource.MustParse("0")
|
|
usedResources[v1.ResourceRequestsCPU] = resource.MustParse("0")
|
|
usedResources[v1.ResourceRequestsMemory] = resource.MustParse("0")
|
|
usedResources[v1.ResourceLimitsCPU] = resource.MustParse("0")
|
|
usedResources[v1.ResourceLimitsMemory] = resource.MustParse("0")
|
|
err = waitForResourceQuota(f.ClientSet, f.Namespace.Name, resourceQuotaNotTerminating.Name, usedResources)
|
|
Expect(err).NotTo(HaveOccurred())
|
|
|
|
By("Creating a terminating pod")
|
|
podName = "terminating-pod"
|
|
pod = newTestPodForQuota(f, podName, requests, limits)
|
|
activeDeadlineSeconds := int64(3600)
|
|
pod.Spec.ActiveDeadlineSeconds = &activeDeadlineSeconds
|
|
pod, err = f.ClientSet.Core().Pods(f.Namespace.Name).Create(pod)
|
|
Expect(err).NotTo(HaveOccurred())
|
|
|
|
By("Ensuring resource quota with terminating scope captures the pod usage")
|
|
usedResources[v1.ResourcePods] = resource.MustParse("1")
|
|
usedResources[v1.ResourceRequestsCPU] = requests[v1.ResourceCPU]
|
|
usedResources[v1.ResourceRequestsMemory] = requests[v1.ResourceMemory]
|
|
usedResources[v1.ResourceLimitsCPU] = limits[v1.ResourceCPU]
|
|
usedResources[v1.ResourceLimitsMemory] = limits[v1.ResourceMemory]
|
|
err = waitForResourceQuota(f.ClientSet, f.Namespace.Name, resourceQuotaTerminating.Name, usedResources)
|
|
Expect(err).NotTo(HaveOccurred())
|
|
|
|
By("Ensuring resource quota with not terminating scope ignored the pod usage")
|
|
usedResources[v1.ResourcePods] = resource.MustParse("0")
|
|
usedResources[v1.ResourceRequestsCPU] = resource.MustParse("0")
|
|
usedResources[v1.ResourceRequestsMemory] = resource.MustParse("0")
|
|
usedResources[v1.ResourceLimitsCPU] = resource.MustParse("0")
|
|
usedResources[v1.ResourceLimitsMemory] = resource.MustParse("0")
|
|
err = waitForResourceQuota(f.ClientSet, f.Namespace.Name, resourceQuotaNotTerminating.Name, usedResources)
|
|
Expect(err).NotTo(HaveOccurred())
|
|
|
|
By("Deleting the pod")
|
|
err = f.ClientSet.Core().Pods(f.Namespace.Name).Delete(podName, v1.NewDeleteOptions(0))
|
|
Expect(err).NotTo(HaveOccurred())
|
|
|
|
By("Ensuring resource quota status released the pod usage")
|
|
usedResources[v1.ResourcePods] = resource.MustParse("0")
|
|
usedResources[v1.ResourceRequestsCPU] = resource.MustParse("0")
|
|
usedResources[v1.ResourceRequestsMemory] = resource.MustParse("0")
|
|
usedResources[v1.ResourceLimitsCPU] = resource.MustParse("0")
|
|
usedResources[v1.ResourceLimitsMemory] = resource.MustParse("0")
|
|
err = waitForResourceQuota(f.ClientSet, f.Namespace.Name, resourceQuotaTerminating.Name, usedResources)
|
|
Expect(err).NotTo(HaveOccurred())
|
|
})
|
|
|
|
It("should verify ResourceQuota with best effort scope.", func() {
|
|
By("Creating a ResourceQuota with best effort scope")
|
|
resourceQuotaBestEffort, err := createResourceQuota(f.ClientSet, f.Namespace.Name, newTestResourceQuotaWithScope("quota-besteffort", v1.ResourceQuotaScopeBestEffort))
|
|
Expect(err).NotTo(HaveOccurred())
|
|
|
|
By("Ensuring ResourceQuota status is calculated")
|
|
usedResources := v1.ResourceList{}
|
|
usedResources[v1.ResourcePods] = resource.MustParse("0")
|
|
err = waitForResourceQuota(f.ClientSet, f.Namespace.Name, resourceQuotaBestEffort.Name, usedResources)
|
|
Expect(err).NotTo(HaveOccurred())
|
|
|
|
By("Creating a ResourceQuota with not best effort scope")
|
|
resourceQuotaNotBestEffort, err := createResourceQuota(f.ClientSet, f.Namespace.Name, newTestResourceQuotaWithScope("quota-not-besteffort", v1.ResourceQuotaScopeNotBestEffort))
|
|
Expect(err).NotTo(HaveOccurred())
|
|
|
|
By("Ensuring ResourceQuota status is calculated")
|
|
err = waitForResourceQuota(f.ClientSet, f.Namespace.Name, resourceQuotaNotBestEffort.Name, usedResources)
|
|
Expect(err).NotTo(HaveOccurred())
|
|
|
|
By("Creating a best-effort pod")
|
|
pod := newTestPodForQuota(f, podName, v1.ResourceList{}, v1.ResourceList{})
|
|
pod, err = f.ClientSet.Core().Pods(f.Namespace.Name).Create(pod)
|
|
Expect(err).NotTo(HaveOccurred())
|
|
|
|
By("Ensuring resource quota with best effort scope captures the pod usage")
|
|
usedResources[v1.ResourcePods] = resource.MustParse("1")
|
|
err = waitForResourceQuota(f.ClientSet, f.Namespace.Name, resourceQuotaBestEffort.Name, usedResources)
|
|
Expect(err).NotTo(HaveOccurred())
|
|
|
|
By("Ensuring resource quota with not best effort ignored the pod usage")
|
|
usedResources[v1.ResourcePods] = resource.MustParse("0")
|
|
err = waitForResourceQuota(f.ClientSet, f.Namespace.Name, resourceQuotaNotBestEffort.Name, usedResources)
|
|
Expect(err).NotTo(HaveOccurred())
|
|
|
|
By("Deleting the pod")
|
|
err = f.ClientSet.Core().Pods(f.Namespace.Name).Delete(pod.Name, v1.NewDeleteOptions(0))
|
|
Expect(err).NotTo(HaveOccurred())
|
|
|
|
By("Ensuring resource quota status released the pod usage")
|
|
usedResources[v1.ResourcePods] = resource.MustParse("0")
|
|
err = waitForResourceQuota(f.ClientSet, f.Namespace.Name, resourceQuotaBestEffort.Name, usedResources)
|
|
Expect(err).NotTo(HaveOccurred())
|
|
|
|
By("Creating a not best-effort pod")
|
|
requests := v1.ResourceList{}
|
|
requests[v1.ResourceCPU] = resource.MustParse("500m")
|
|
requests[v1.ResourceMemory] = resource.MustParse("200Mi")
|
|
limits := v1.ResourceList{}
|
|
limits[v1.ResourceCPU] = resource.MustParse("1")
|
|
limits[v1.ResourceMemory] = resource.MustParse("400Mi")
|
|
pod = newTestPodForQuota(f, "burstable-pod", requests, limits)
|
|
pod, err = f.ClientSet.Core().Pods(f.Namespace.Name).Create(pod)
|
|
Expect(err).NotTo(HaveOccurred())
|
|
|
|
By("Ensuring resource quota with not best effort scope captures the pod usage")
|
|
usedResources[v1.ResourcePods] = resource.MustParse("1")
|
|
err = waitForResourceQuota(f.ClientSet, f.Namespace.Name, resourceQuotaNotBestEffort.Name, usedResources)
|
|
Expect(err).NotTo(HaveOccurred())
|
|
|
|
By("Ensuring resource quota with best effort scope ignored the pod usage")
|
|
usedResources[v1.ResourcePods] = resource.MustParse("0")
|
|
err = waitForResourceQuota(f.ClientSet, f.Namespace.Name, resourceQuotaBestEffort.Name, usedResources)
|
|
Expect(err).NotTo(HaveOccurred())
|
|
|
|
By("Deleting the pod")
|
|
err = f.ClientSet.Core().Pods(f.Namespace.Name).Delete(pod.Name, v1.NewDeleteOptions(0))
|
|
Expect(err).NotTo(HaveOccurred())
|
|
|
|
By("Ensuring resource quota status released the pod usage")
|
|
usedResources[v1.ResourcePods] = resource.MustParse("0")
|
|
err = waitForResourceQuota(f.ClientSet, f.Namespace.Name, resourceQuotaNotBestEffort.Name, usedResources)
|
|
Expect(err).NotTo(HaveOccurred())
|
|
})
|
|
})
|
|
|
|
// newTestResourceQuotaWithScope returns a quota that enforces default constraints for testing with scopes
|
|
func newTestResourceQuotaWithScope(name string, scope v1.ResourceQuotaScope) *v1.ResourceQuota {
|
|
hard := v1.ResourceList{}
|
|
hard[v1.ResourcePods] = resource.MustParse("5")
|
|
switch scope {
|
|
case v1.ResourceQuotaScopeTerminating, v1.ResourceQuotaScopeNotTerminating:
|
|
hard[v1.ResourceRequestsCPU] = resource.MustParse("1")
|
|
hard[v1.ResourceRequestsMemory] = resource.MustParse("500Mi")
|
|
hard[v1.ResourceLimitsCPU] = resource.MustParse("2")
|
|
hard[v1.ResourceLimitsMemory] = resource.MustParse("1Gi")
|
|
}
|
|
return &v1.ResourceQuota{
|
|
ObjectMeta: v1.ObjectMeta{Name: name},
|
|
Spec: v1.ResourceQuotaSpec{Hard: hard, Scopes: []v1.ResourceQuotaScope{scope}},
|
|
}
|
|
}
|
|
|
|
// newTestResourceQuota returns a quota that enforces default constraints for testing
|
|
func newTestResourceQuota(name string) *v1.ResourceQuota {
|
|
hard := v1.ResourceList{}
|
|
hard[v1.ResourcePods] = resource.MustParse("5")
|
|
hard[v1.ResourceServices] = resource.MustParse("10")
|
|
hard[v1.ResourceServicesNodePorts] = resource.MustParse("1")
|
|
hard[v1.ResourceServicesLoadBalancers] = resource.MustParse("1")
|
|
hard[v1.ResourceReplicationControllers] = resource.MustParse("10")
|
|
hard[v1.ResourceQuotas] = resource.MustParse("1")
|
|
hard[v1.ResourceCPU] = resource.MustParse("1")
|
|
hard[v1.ResourceMemory] = resource.MustParse("500Mi")
|
|
hard[v1.ResourceConfigMaps] = resource.MustParse("2")
|
|
hard[v1.ResourceSecrets] = resource.MustParse("10")
|
|
hard[v1.ResourcePersistentVolumeClaims] = resource.MustParse("10")
|
|
hard[v1.ResourceRequestsStorage] = resource.MustParse("10Gi")
|
|
hard[core.V1ResourceByStorageClass("gold", v1.ResourcePersistentVolumeClaims)] = resource.MustParse("10")
|
|
hard[core.V1ResourceByStorageClass("gold", v1.ResourceRequestsStorage)] = resource.MustParse("10Gi")
|
|
return &v1.ResourceQuota{
|
|
ObjectMeta: v1.ObjectMeta{Name: name},
|
|
Spec: v1.ResourceQuotaSpec{Hard: hard},
|
|
}
|
|
}
|
|
|
|
// newTestPodForQuota returns a pod that has the specified requests and limits
|
|
func newTestPodForQuota(f *framework.Framework, name string, requests v1.ResourceList, limits v1.ResourceList) *v1.Pod {
|
|
return &v1.Pod{
|
|
ObjectMeta: v1.ObjectMeta{
|
|
Name: name,
|
|
},
|
|
Spec: v1.PodSpec{
|
|
Containers: []v1.Container{
|
|
{
|
|
Name: "pause",
|
|
Image: framework.GetPauseImageName(f.ClientSet),
|
|
Resources: v1.ResourceRequirements{
|
|
Requests: requests,
|
|
Limits: limits,
|
|
},
|
|
},
|
|
},
|
|
},
|
|
}
|
|
}
|
|
|
|
// newTestPersistentVolumeClaimForQuota returns a simple persistent volume claim
|
|
func newTestPersistentVolumeClaimForQuota(name string) *v1.PersistentVolumeClaim {
|
|
return &v1.PersistentVolumeClaim{
|
|
ObjectMeta: v1.ObjectMeta{
|
|
Name: name,
|
|
},
|
|
Spec: v1.PersistentVolumeClaimSpec{
|
|
AccessModes: []v1.PersistentVolumeAccessMode{
|
|
v1.ReadWriteOnce,
|
|
v1.ReadOnlyMany,
|
|
v1.ReadWriteMany,
|
|
},
|
|
Resources: v1.ResourceRequirements{
|
|
Requests: v1.ResourceList{
|
|
v1.ResourceName(v1.ResourceStorage): resource.MustParse("1Gi"),
|
|
},
|
|
},
|
|
},
|
|
}
|
|
}
|
|
|
|
// newTestReplicationControllerForQuota returns a simple replication controller
|
|
func newTestReplicationControllerForQuota(name, image string, replicas int32) *v1.ReplicationController {
|
|
return &v1.ReplicationController{
|
|
ObjectMeta: v1.ObjectMeta{
|
|
Name: name,
|
|
},
|
|
Spec: v1.ReplicationControllerSpec{
|
|
Replicas: func(i int32) *int32 { return &i }(replicas),
|
|
Selector: map[string]string{
|
|
"name": name,
|
|
},
|
|
Template: &v1.PodTemplateSpec{
|
|
ObjectMeta: v1.ObjectMeta{
|
|
Labels: map[string]string{"name": name},
|
|
},
|
|
Spec: v1.PodSpec{
|
|
Containers: []v1.Container{
|
|
{
|
|
Name: name,
|
|
Image: image,
|
|
},
|
|
},
|
|
},
|
|
},
|
|
},
|
|
}
|
|
}
|
|
|
|
// newTestServiceForQuota returns a simple service
|
|
func newTestServiceForQuota(name string, serviceType v1.ServiceType) *v1.Service {
|
|
return &v1.Service{
|
|
ObjectMeta: v1.ObjectMeta{
|
|
Name: name,
|
|
},
|
|
Spec: v1.ServiceSpec{
|
|
Type: serviceType,
|
|
Ports: []v1.ServicePort{{
|
|
Port: 80,
|
|
TargetPort: intstr.FromInt(80),
|
|
}},
|
|
},
|
|
}
|
|
}
|
|
|
|
func newTestConfigMapForQuota(name string) *v1.ConfigMap {
|
|
return &v1.ConfigMap{
|
|
ObjectMeta: v1.ObjectMeta{
|
|
Name: name,
|
|
},
|
|
Data: map[string]string{
|
|
"a": "b",
|
|
},
|
|
}
|
|
}
|
|
|
|
func newTestSecretForQuota(name string) *v1.Secret {
|
|
return &v1.Secret{
|
|
ObjectMeta: v1.ObjectMeta{
|
|
Name: name,
|
|
},
|
|
Data: map[string][]byte{
|
|
"data-1": []byte("value-1\n"),
|
|
"data-2": []byte("value-2\n"),
|
|
"data-3": []byte("value-3\n"),
|
|
},
|
|
}
|
|
}
|
|
|
|
// createResourceQuota in the specified namespace
|
|
func createResourceQuota(c clientset.Interface, namespace string, resourceQuota *v1.ResourceQuota) (*v1.ResourceQuota, error) {
|
|
return c.Core().ResourceQuotas(namespace).Create(resourceQuota)
|
|
}
|
|
|
|
// deleteResourceQuota with the specified name
|
|
func deleteResourceQuota(c clientset.Interface, namespace, name string) error {
|
|
return c.Core().ResourceQuotas(namespace).Delete(name, nil)
|
|
}
|
|
|
|
// wait for resource quota status to show the expected used resources value
|
|
func waitForResourceQuota(c clientset.Interface, ns, quotaName string, used v1.ResourceList) error {
|
|
return wait.Poll(framework.Poll, resourceQuotaTimeout, func() (bool, error) {
|
|
resourceQuota, err := c.Core().ResourceQuotas(ns).Get(quotaName, metav1.GetOptions{})
|
|
if err != nil {
|
|
return false, err
|
|
}
|
|
// used may not yet be calculated
|
|
if resourceQuota.Status.Used == nil {
|
|
return false, nil
|
|
}
|
|
// verify that the quota shows the expected used resource values
|
|
for k, v := range used {
|
|
if actualValue, found := resourceQuota.Status.Used[k]; !found || (actualValue.Cmp(v) != 0) {
|
|
framework.Logf("resource %s, expected %s, actual %s", k, v.String(), actualValue.String())
|
|
return false, nil
|
|
}
|
|
}
|
|
return true, nil
|
|
})
|
|
}
|