mirror of
https://github.com/k3s-io/kubernetes.git
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752 lines
30 KiB
Go
752 lines
30 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 auth
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import (
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"context"
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"encoding/json"
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"fmt"
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"strings"
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"time"
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appsv1 "k8s.io/api/apps/v1"
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v1 "k8s.io/api/core/v1"
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apiextensionsv1 "k8s.io/apiextensions-apiserver/pkg/apis/apiextensions/v1"
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apiextensionclientset "k8s.io/apiextensions-apiserver/pkg/client/clientset/clientset"
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"k8s.io/apiextensions-apiserver/test/integration/fixtures"
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metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
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"k8s.io/apimachinery/pkg/types"
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"k8s.io/apimachinery/pkg/util/wait"
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auditinternal "k8s.io/apiserver/pkg/apis/audit"
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auditv1 "k8s.io/apiserver/pkg/apis/audit/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/e2e/framework"
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e2eauth "k8s.io/kubernetes/test/e2e/framework/auth"
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e2edeployment "k8s.io/kubernetes/test/e2e/framework/deployment"
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e2eskipper "k8s.io/kubernetes/test/e2e/framework/skipper"
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"k8s.io/kubernetes/test/utils"
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imageutils "k8s.io/kubernetes/test/utils/image"
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jsonpatch "github.com/evanphx/json-patch"
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"github.com/onsi/ginkgo"
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)
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var (
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watchTestTimeout int64 = 1
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auditTestUser = "kubecfg"
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crd = fixtures.NewRandomNameV1CustomResourceDefinition(apiextensionsv1.ClusterScoped)
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crdName = strings.SplitN(crd.Name, ".", 2)[0]
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crdNamespace = strings.SplitN(crd.Name, ".", 2)[1]
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watchOptions = metav1.ListOptions{TimeoutSeconds: &watchTestTimeout}
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patch, _ = json.Marshal(jsonpatch.Patch{})
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)
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// TODO: Get rid of [DisabledForLargeClusters] when feature request #53455 is ready.
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// Marked as flaky until a reliable method for collecting server-side audit logs is available. See http://issue.k8s.io/74745#issuecomment-474052439
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var _ = SIGDescribe("Advanced Audit [DisabledForLargeClusters][Flaky]", func() {
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f := framework.NewDefaultFramework("audit")
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var namespace string
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ginkgo.BeforeEach(func() {
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e2eskipper.SkipUnlessProviderIs("gce")
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namespace = f.Namespace.Name
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})
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ginkgo.It("should audit API calls to create, get, update, patch, delete, list, watch pods.", func() {
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pod := &v1.Pod{
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ObjectMeta: metav1.ObjectMeta{
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Name: "audit-pod",
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},
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Spec: v1.PodSpec{
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Containers: []v1.Container{{
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Name: "pause",
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Image: imageutils.GetPauseImageName(),
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}},
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},
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}
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updatePod := func(pod *v1.Pod) {}
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f.PodClient().CreateSync(pod)
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_, err := f.PodClient().Get(context.TODO(), pod.Name, metav1.GetOptions{})
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framework.ExpectNoError(err, "failed to get audit-pod")
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podChan, err := f.PodClient().Watch(context.TODO(), watchOptions)
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framework.ExpectNoError(err, "failed to create watch for pods")
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podChan.Stop()
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f.PodClient().Update(pod.Name, updatePod)
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_, err = f.PodClient().List(context.TODO(), metav1.ListOptions{})
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framework.ExpectNoError(err, "failed to list pods")
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_, err = f.PodClient().Patch(context.TODO(), pod.Name, types.JSONPatchType, patch, metav1.PatchOptions{})
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framework.ExpectNoError(err, "failed to patch pod")
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f.PodClient().DeleteSync(pod.Name, metav1.DeleteOptions{}, framework.DefaultPodDeletionTimeout)
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expectEvents(f, []utils.AuditEvent{
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{
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Level: auditinternal.LevelRequestResponse,
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Stage: auditinternal.StageResponseComplete,
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RequestURI: fmt.Sprintf("/api/v1/namespaces/%s/pods", namespace),
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Verb: "create",
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Code: 201,
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User: auditTestUser,
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Resource: "pods",
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Namespace: namespace,
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RequestObject: true,
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ResponseObject: true,
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AuthorizeDecision: "allow",
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}, {
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Level: auditinternal.LevelRequest,
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Stage: auditinternal.StageResponseComplete,
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RequestURI: fmt.Sprintf("/api/v1/namespaces/%s/pods/audit-pod", namespace),
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Verb: "get",
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Code: 200,
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User: auditTestUser,
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Resource: "pods",
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Namespace: namespace,
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RequestObject: false,
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ResponseObject: false,
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AuthorizeDecision: "allow",
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}, {
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Level: auditinternal.LevelRequest,
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Stage: auditinternal.StageResponseComplete,
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RequestURI: fmt.Sprintf("/api/v1/namespaces/%s/pods", namespace),
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Verb: "list",
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Code: 200,
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User: auditTestUser,
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Resource: "pods",
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Namespace: namespace,
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RequestObject: false,
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ResponseObject: false,
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AuthorizeDecision: "allow",
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}, {
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Level: auditinternal.LevelRequest,
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Stage: auditinternal.StageResponseStarted,
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RequestURI: fmt.Sprintf("/api/v1/namespaces/%s/pods?timeout=%ds&timeoutSeconds=%d&watch=true", namespace, watchTestTimeout, watchTestTimeout),
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Verb: "watch",
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Code: 200,
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User: auditTestUser,
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Resource: "pods",
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Namespace: namespace,
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RequestObject: false,
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ResponseObject: false,
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AuthorizeDecision: "allow",
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}, {
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Level: auditinternal.LevelRequest,
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Stage: auditinternal.StageResponseComplete,
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RequestURI: fmt.Sprintf("/api/v1/namespaces/%s/pods?timeout=%ds&timeoutSeconds=%d&watch=true", namespace, watchTestTimeout, watchTestTimeout),
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Verb: "watch",
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Code: 200,
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User: auditTestUser,
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Resource: "pods",
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Namespace: namespace,
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RequestObject: false,
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ResponseObject: false,
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AuthorizeDecision: "allow",
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}, {
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Level: auditinternal.LevelRequestResponse,
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Stage: auditinternal.StageResponseComplete,
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RequestURI: fmt.Sprintf("/api/v1/namespaces/%s/pods/audit-pod", namespace),
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Verb: "update",
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Code: 200,
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User: auditTestUser,
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Resource: "pods",
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Namespace: namespace,
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RequestObject: true,
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ResponseObject: true,
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AuthorizeDecision: "allow",
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}, {
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Level: auditinternal.LevelRequestResponse,
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Stage: auditinternal.StageResponseComplete,
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RequestURI: fmt.Sprintf("/api/v1/namespaces/%s/pods/audit-pod", namespace),
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Verb: "patch",
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Code: 200,
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User: auditTestUser,
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Resource: "pods",
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Namespace: namespace,
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RequestObject: true,
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ResponseObject: true,
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AuthorizeDecision: "allow",
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}, {
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Level: auditinternal.LevelRequestResponse,
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Stage: auditinternal.StageResponseComplete,
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RequestURI: fmt.Sprintf("/api/v1/namespaces/%s/pods/audit-pod", namespace),
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Verb: "delete",
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Code: 200,
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User: auditTestUser,
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Resource: "pods",
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Namespace: namespace,
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RequestObject: true,
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ResponseObject: true,
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AuthorizeDecision: "allow",
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},
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})
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})
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ginkgo.It("should audit API calls to create, get, update, patch, delete, list, watch deployments.", func() {
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podLabels := map[string]string{"name": "audit-deployment-pod"}
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d := e2edeployment.NewDeployment("audit-deployment", int32(1), podLabels, "agnhost", imageutils.GetE2EImage(imageutils.Agnhost), appsv1.RecreateDeploymentStrategyType)
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_, err := f.ClientSet.AppsV1().Deployments(namespace).Create(context.TODO(), d, metav1.CreateOptions{})
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framework.ExpectNoError(err, "failed to create audit-deployment")
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_, err = f.ClientSet.AppsV1().Deployments(namespace).Get(context.TODO(), d.Name, metav1.GetOptions{})
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framework.ExpectNoError(err, "failed to get audit-deployment")
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deploymentChan, err := f.ClientSet.AppsV1().Deployments(namespace).Watch(context.TODO(), watchOptions)
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framework.ExpectNoError(err, "failed to create watch for deployments")
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deploymentChan.Stop()
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_, err = f.ClientSet.AppsV1().Deployments(namespace).Update(context.TODO(), d, metav1.UpdateOptions{})
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framework.ExpectNoError(err, "failed to update audit-deployment")
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_, err = f.ClientSet.AppsV1().Deployments(namespace).Patch(context.TODO(), d.Name, types.JSONPatchType, patch, metav1.PatchOptions{})
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framework.ExpectNoError(err, "failed to patch deployment")
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_, err = f.ClientSet.AppsV1().Deployments(namespace).List(context.TODO(), metav1.ListOptions{})
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framework.ExpectNoError(err, "failed to create list deployments")
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err = f.ClientSet.AppsV1().Deployments(namespace).Delete(context.TODO(), "audit-deployment", metav1.DeleteOptions{})
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framework.ExpectNoError(err, "failed to delete deployments")
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expectEvents(f, []utils.AuditEvent{
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{
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Level: auditinternal.LevelRequestResponse,
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Stage: auditinternal.StageResponseComplete,
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RequestURI: fmt.Sprintf("/apis/apps/v1/namespaces/%s/deployments", namespace),
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Verb: "create",
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Code: 201,
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User: auditTestUser,
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Resource: "deployments",
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Namespace: namespace,
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RequestObject: true,
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ResponseObject: true,
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AuthorizeDecision: "allow",
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}, {
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Level: auditinternal.LevelRequest,
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Stage: auditinternal.StageResponseComplete,
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RequestURI: fmt.Sprintf("/apis/apps/v1/namespaces/%s/deployments/audit-deployment", namespace),
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Verb: "get",
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Code: 200,
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User: auditTestUser,
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Resource: "deployments",
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Namespace: namespace,
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RequestObject: false,
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ResponseObject: false,
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AuthorizeDecision: "allow",
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}, {
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Level: auditinternal.LevelRequest,
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Stage: auditinternal.StageResponseComplete,
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RequestURI: fmt.Sprintf("/apis/apps/v1/namespaces/%s/deployments", namespace),
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Verb: "list",
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Code: 200,
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User: auditTestUser,
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Resource: "deployments",
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Namespace: namespace,
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RequestObject: false,
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ResponseObject: false,
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AuthorizeDecision: "allow",
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}, {
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Level: auditinternal.LevelRequest,
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Stage: auditinternal.StageResponseStarted,
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RequestURI: fmt.Sprintf("/apis/apps/v1/namespaces/%s/deployments?timeout=%ds&timeoutSeconds=%d&watch=true", namespace, watchTestTimeout, watchTestTimeout),
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Verb: "watch",
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Code: 200,
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User: auditTestUser,
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Resource: "deployments",
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Namespace: namespace,
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RequestObject: false,
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ResponseObject: false,
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AuthorizeDecision: "allow",
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}, {
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Level: auditinternal.LevelRequest,
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Stage: auditinternal.StageResponseComplete,
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RequestURI: fmt.Sprintf("/apis/apps/v1/namespaces/%s/deployments?timeout=%ds&timeoutSeconds=%d&watch=true", namespace, watchTestTimeout, watchTestTimeout),
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Verb: "watch",
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Code: 200,
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User: auditTestUser,
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Resource: "deployments",
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Namespace: namespace,
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RequestObject: false,
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ResponseObject: false,
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AuthorizeDecision: "allow",
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}, {
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Level: auditinternal.LevelRequestResponse,
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Stage: auditinternal.StageResponseComplete,
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RequestURI: fmt.Sprintf("/apis/apps/v1/namespaces/%s/deployments/audit-deployment", namespace),
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Verb: "update",
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Code: 200,
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User: auditTestUser,
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Resource: "deployments",
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Namespace: namespace,
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RequestObject: true,
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ResponseObject: true,
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AuthorizeDecision: "allow",
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}, {
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Level: auditinternal.LevelRequestResponse,
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Stage: auditinternal.StageResponseComplete,
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RequestURI: fmt.Sprintf("/apis/apps/v1/namespaces/%s/deployments/audit-deployment", namespace),
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Verb: "patch",
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Code: 200,
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User: auditTestUser,
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Resource: "deployments",
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Namespace: namespace,
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RequestObject: true,
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ResponseObject: true,
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AuthorizeDecision: "allow",
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}, {
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Level: auditinternal.LevelRequestResponse,
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Stage: auditinternal.StageResponseComplete,
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RequestURI: fmt.Sprintf("/apis/apps/v1/namespaces/%s/deployments/audit-deployment", namespace),
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Verb: "delete",
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Code: 200,
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User: auditTestUser,
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Resource: "deployments",
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Namespace: namespace,
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RequestObject: true,
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ResponseObject: true,
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AuthorizeDecision: "allow",
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},
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})
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})
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ginkgo.It("should audit API calls to create, get, update, patch, delete, list, watch configmaps.", func() {
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configMap := &v1.ConfigMap{
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ObjectMeta: metav1.ObjectMeta{
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Name: "audit-configmap",
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},
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Data: map[string]string{
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"map-key": "map-value",
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},
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}
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_, err := f.ClientSet.CoreV1().ConfigMaps(namespace).Create(context.TODO(), configMap, metav1.CreateOptions{})
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framework.ExpectNoError(err, "failed to create audit-configmap")
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_, err = f.ClientSet.CoreV1().ConfigMaps(namespace).Get(context.TODO(), configMap.Name, metav1.GetOptions{})
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framework.ExpectNoError(err, "failed to get audit-configmap")
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configMapChan, err := f.ClientSet.CoreV1().ConfigMaps(namespace).Watch(context.TODO(), watchOptions)
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framework.ExpectNoError(err, "failed to create watch for config maps")
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configMapChan.Stop()
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_, err = f.ClientSet.CoreV1().ConfigMaps(namespace).Update(context.TODO(), configMap, metav1.UpdateOptions{})
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framework.ExpectNoError(err, "failed to update audit-configmap")
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_, err = f.ClientSet.CoreV1().ConfigMaps(namespace).Patch(context.TODO(), configMap.Name, types.JSONPatchType, patch, metav1.PatchOptions{})
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framework.ExpectNoError(err, "failed to patch configmap")
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_, err = f.ClientSet.CoreV1().ConfigMaps(namespace).List(context.TODO(), metav1.ListOptions{})
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framework.ExpectNoError(err, "failed to list config maps")
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err = f.ClientSet.CoreV1().ConfigMaps(namespace).Delete(context.TODO(), configMap.Name, metav1.DeleteOptions{})
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framework.ExpectNoError(err, "failed to delete audit-configmap")
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expectEvents(f, []utils.AuditEvent{
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{
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Level: auditinternal.LevelMetadata,
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Stage: auditinternal.StageResponseComplete,
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RequestURI: fmt.Sprintf("/api/v1/namespaces/%s/configmaps", namespace),
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Verb: "create",
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Code: 201,
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User: auditTestUser,
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Resource: "configmaps",
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Namespace: namespace,
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RequestObject: false,
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ResponseObject: false,
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AuthorizeDecision: "allow",
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}, {
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Level: auditinternal.LevelMetadata,
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Stage: auditinternal.StageResponseComplete,
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RequestURI: fmt.Sprintf("/api/v1/namespaces/%s/configmaps/audit-configmap", namespace),
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Verb: "get",
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Code: 200,
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User: auditTestUser,
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Resource: "configmaps",
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Namespace: namespace,
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RequestObject: false,
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ResponseObject: false,
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AuthorizeDecision: "allow",
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}, {
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Level: auditinternal.LevelMetadata,
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Stage: auditinternal.StageResponseComplete,
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RequestURI: fmt.Sprintf("/api/v1/namespaces/%s/configmaps", namespace),
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Verb: "list",
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Code: 200,
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User: auditTestUser,
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Resource: "configmaps",
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Namespace: namespace,
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RequestObject: false,
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ResponseObject: false,
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AuthorizeDecision: "allow",
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}, {
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Level: auditinternal.LevelMetadata,
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Stage: auditinternal.StageResponseStarted,
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RequestURI: fmt.Sprintf("/api/v1/namespaces/%s/configmaps?timeout=%ds&timeoutSeconds=%d&watch=true", namespace, watchTestTimeout, watchTestTimeout),
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Verb: "watch",
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Code: 200,
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User: auditTestUser,
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Resource: "configmaps",
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Namespace: namespace,
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RequestObject: false,
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ResponseObject: false,
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AuthorizeDecision: "allow",
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}, {
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Level: auditinternal.LevelMetadata,
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Stage: auditinternal.StageResponseComplete,
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RequestURI: fmt.Sprintf("/api/v1/namespaces/%s/configmaps?timeout=%ds&timeoutSeconds=%d&watch=true", namespace, watchTestTimeout, watchTestTimeout),
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Verb: "watch",
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Code: 200,
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User: auditTestUser,
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Resource: "configmaps",
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Namespace: namespace,
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RequestObject: false,
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ResponseObject: false,
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AuthorizeDecision: "allow",
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}, {
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Level: auditinternal.LevelMetadata,
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Stage: auditinternal.StageResponseComplete,
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RequestURI: fmt.Sprintf("/api/v1/namespaces/%s/configmaps/audit-configmap", namespace),
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Verb: "update",
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Code: 200,
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User: auditTestUser,
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Resource: "configmaps",
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Namespace: namespace,
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RequestObject: false,
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ResponseObject: false,
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AuthorizeDecision: "allow",
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}, {
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Level: auditinternal.LevelMetadata,
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Stage: auditinternal.StageResponseComplete,
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RequestURI: fmt.Sprintf("/api/v1/namespaces/%s/configmaps/audit-configmap", namespace),
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Verb: "patch",
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Code: 200,
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User: auditTestUser,
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Resource: "configmaps",
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Namespace: namespace,
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RequestObject: false,
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ResponseObject: false,
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AuthorizeDecision: "allow",
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}, {
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Level: auditinternal.LevelMetadata,
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Stage: auditinternal.StageResponseComplete,
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RequestURI: fmt.Sprintf("/api/v1/namespaces/%s/configmaps/audit-configmap", namespace),
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Verb: "delete",
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Code: 200,
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User: auditTestUser,
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Resource: "configmaps",
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Namespace: namespace,
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RequestObject: false,
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ResponseObject: false,
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AuthorizeDecision: "allow",
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},
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})
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})
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|
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ginkgo.It("should audit API calls to create, get, update, patch, delete, list, watch secrets.", func() {
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secret := &v1.Secret{
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ObjectMeta: metav1.ObjectMeta{
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Name: "audit-secret",
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},
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Data: map[string][]byte{
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"top-secret": []byte("foo-bar"),
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|
},
|
|
}
|
|
_, err := f.ClientSet.CoreV1().Secrets(namespace).Create(context.TODO(), secret, metav1.CreateOptions{})
|
|
framework.ExpectNoError(err, "failed to create audit-secret")
|
|
|
|
_, err = f.ClientSet.CoreV1().Secrets(namespace).Get(context.TODO(), secret.Name, metav1.GetOptions{})
|
|
framework.ExpectNoError(err, "failed to get audit-secret")
|
|
|
|
secretChan, err := f.ClientSet.CoreV1().Secrets(namespace).Watch(context.TODO(), watchOptions)
|
|
framework.ExpectNoError(err, "failed to create watch for secrets")
|
|
secretChan.Stop()
|
|
|
|
_, err = f.ClientSet.CoreV1().Secrets(namespace).Update(context.TODO(), secret, metav1.UpdateOptions{})
|
|
framework.ExpectNoError(err, "failed to update audit-secret")
|
|
|
|
_, err = f.ClientSet.CoreV1().Secrets(namespace).Patch(context.TODO(), secret.Name, types.JSONPatchType, patch, metav1.PatchOptions{})
|
|
framework.ExpectNoError(err, "failed to patch secret")
|
|
|
|
_, err = f.ClientSet.CoreV1().Secrets(namespace).List(context.TODO(), metav1.ListOptions{})
|
|
framework.ExpectNoError(err, "failed to list secrets")
|
|
|
|
err = f.ClientSet.CoreV1().Secrets(namespace).Delete(context.TODO(), secret.Name, metav1.DeleteOptions{})
|
|
framework.ExpectNoError(err, "failed to delete audit-secret")
|
|
|
|
expectEvents(f, []utils.AuditEvent{
|
|
{
|
|
Level: auditinternal.LevelMetadata,
|
|
Stage: auditinternal.StageResponseComplete,
|
|
RequestURI: fmt.Sprintf("/api/v1/namespaces/%s/secrets", namespace),
|
|
Verb: "create",
|
|
Code: 201,
|
|
User: auditTestUser,
|
|
Resource: "secrets",
|
|
Namespace: namespace,
|
|
RequestObject: false,
|
|
ResponseObject: false,
|
|
AuthorizeDecision: "allow",
|
|
}, {
|
|
Level: auditinternal.LevelMetadata,
|
|
Stage: auditinternal.StageResponseComplete,
|
|
RequestURI: fmt.Sprintf("/api/v1/namespaces/%s/secrets/audit-secret", namespace),
|
|
Verb: "get",
|
|
Code: 200,
|
|
User: auditTestUser,
|
|
Resource: "secrets",
|
|
Namespace: namespace,
|
|
RequestObject: false,
|
|
ResponseObject: false,
|
|
AuthorizeDecision: "allow",
|
|
}, {
|
|
Level: auditinternal.LevelMetadata,
|
|
Stage: auditinternal.StageResponseComplete,
|
|
RequestURI: fmt.Sprintf("/api/v1/namespaces/%s/secrets", namespace),
|
|
Verb: "list",
|
|
Code: 200,
|
|
User: auditTestUser,
|
|
Resource: "secrets",
|
|
Namespace: namespace,
|
|
RequestObject: false,
|
|
ResponseObject: false,
|
|
AuthorizeDecision: "allow",
|
|
}, {
|
|
Level: auditinternal.LevelMetadata,
|
|
Stage: auditinternal.StageResponseStarted,
|
|
RequestURI: fmt.Sprintf("/api/v1/namespaces/%s/secrets?timeout=%ds&timeoutSeconds=%d&watch=true", namespace, watchTestTimeout, watchTestTimeout),
|
|
Verb: "watch",
|
|
Code: 200,
|
|
User: auditTestUser,
|
|
Resource: "secrets",
|
|
Namespace: namespace,
|
|
RequestObject: false,
|
|
ResponseObject: false,
|
|
AuthorizeDecision: "allow",
|
|
}, {
|
|
Level: auditinternal.LevelMetadata,
|
|
Stage: auditinternal.StageResponseComplete,
|
|
RequestURI: fmt.Sprintf("/api/v1/namespaces/%s/secrets?timeout=%ds&timeoutSeconds=%d&watch=true", namespace, watchTestTimeout, watchTestTimeout),
|
|
Verb: "watch",
|
|
Code: 200,
|
|
User: auditTestUser,
|
|
Resource: "secrets",
|
|
Namespace: namespace,
|
|
RequestObject: false,
|
|
ResponseObject: false,
|
|
AuthorizeDecision: "allow",
|
|
}, {
|
|
Level: auditinternal.LevelMetadata,
|
|
Stage: auditinternal.StageResponseComplete,
|
|
RequestURI: fmt.Sprintf("/api/v1/namespaces/%s/secrets/audit-secret", namespace),
|
|
Verb: "update",
|
|
Code: 200,
|
|
User: auditTestUser,
|
|
Resource: "secrets",
|
|
Namespace: namespace,
|
|
RequestObject: false,
|
|
ResponseObject: false,
|
|
AuthorizeDecision: "allow",
|
|
}, {
|
|
Level: auditinternal.LevelMetadata,
|
|
Stage: auditinternal.StageResponseComplete,
|
|
RequestURI: fmt.Sprintf("/api/v1/namespaces/%s/secrets/audit-secret", namespace),
|
|
Verb: "patch",
|
|
Code: 200,
|
|
User: auditTestUser,
|
|
Resource: "secrets",
|
|
Namespace: namespace,
|
|
RequestObject: false,
|
|
ResponseObject: false,
|
|
AuthorizeDecision: "allow",
|
|
}, {
|
|
Level: auditinternal.LevelMetadata,
|
|
Stage: auditinternal.StageResponseComplete,
|
|
RequestURI: fmt.Sprintf("/api/v1/namespaces/%s/secrets/audit-secret", namespace),
|
|
Verb: "delete",
|
|
Code: 200,
|
|
User: auditTestUser,
|
|
Resource: "secrets",
|
|
Namespace: namespace,
|
|
RequestObject: false,
|
|
ResponseObject: false,
|
|
AuthorizeDecision: "allow",
|
|
},
|
|
})
|
|
})
|
|
|
|
ginkgo.It("should audit API calls to create and delete custom resource definition.", func() {
|
|
config, err := framework.LoadConfig()
|
|
framework.ExpectNoError(err, "failed to load config")
|
|
apiExtensionClient, err := apiextensionclientset.NewForConfig(config)
|
|
framework.ExpectNoError(err, "failed to initialize apiExtensionClient")
|
|
|
|
crd, err = fixtures.CreateNewV1CustomResourceDefinition(crd, apiExtensionClient, f.DynamicClient)
|
|
framework.ExpectNoError(err, "failed to create custom resource definition")
|
|
err = fixtures.DeleteV1CustomResourceDefinition(crd, apiExtensionClient)
|
|
framework.ExpectNoError(err, "failed to delete custom resource definition")
|
|
|
|
expectEvents(f, []utils.AuditEvent{
|
|
{
|
|
Level: auditinternal.LevelRequestResponse,
|
|
Stage: auditinternal.StageResponseComplete,
|
|
RequestURI: "/apis/apiextensions.k8s.io/v1beta1/customresourcedefinitions",
|
|
Verb: "create",
|
|
Code: 201,
|
|
User: auditTestUser,
|
|
Resource: "customresourcedefinitions",
|
|
RequestObject: true,
|
|
ResponseObject: true,
|
|
AuthorizeDecision: "allow",
|
|
}, {
|
|
Level: auditinternal.LevelMetadata,
|
|
Stage: auditinternal.StageResponseComplete,
|
|
RequestURI: fmt.Sprintf("/apis/%s/v1beta1/%s", crdNamespace, crdName),
|
|
Verb: "create",
|
|
Code: 201,
|
|
User: auditTestUser,
|
|
Resource: crdName,
|
|
RequestObject: false,
|
|
ResponseObject: false,
|
|
AuthorizeDecision: "allow",
|
|
}, {
|
|
Level: auditinternal.LevelRequestResponse,
|
|
Stage: auditinternal.StageResponseComplete,
|
|
RequestURI: fmt.Sprintf("/apis/apiextensions.k8s.io/v1beta1/customresourcedefinitions/%s", crd.Name),
|
|
Verb: "delete",
|
|
Code: 200,
|
|
User: auditTestUser,
|
|
Resource: "customresourcedefinitions",
|
|
RequestObject: false,
|
|
ResponseObject: true,
|
|
AuthorizeDecision: "allow",
|
|
}, {
|
|
Level: auditinternal.LevelMetadata,
|
|
Stage: auditinternal.StageResponseComplete,
|
|
RequestURI: fmt.Sprintf("/apis/%s/v1beta1/%s/setup-instance", crdNamespace, crdName),
|
|
Verb: "delete",
|
|
Code: 200,
|
|
User: auditTestUser,
|
|
Resource: crdName,
|
|
RequestObject: false,
|
|
ResponseObject: false,
|
|
AuthorizeDecision: "allow",
|
|
},
|
|
})
|
|
})
|
|
|
|
// test authorizer annotations, RBAC is required.
|
|
ginkgo.It("should audit API calls to get a pod with unauthorized user.", func() {
|
|
if !e2eauth.IsRBACEnabled(f.ClientSet.RbacV1()) {
|
|
e2eskipper.Skipf("RBAC not enabled.")
|
|
}
|
|
|
|
ginkgo.By("Creating a kubernetes client that impersonates an unauthorized anonymous user")
|
|
config, err := framework.LoadConfig()
|
|
framework.ExpectNoError(err)
|
|
config.Impersonate = restclient.ImpersonationConfig{
|
|
UserName: "system:anonymous",
|
|
Groups: []string{"system:unauthenticated"},
|
|
}
|
|
anonymousClient, err := clientset.NewForConfig(config)
|
|
framework.ExpectNoError(err)
|
|
|
|
_, err = anonymousClient.CoreV1().Pods(namespace).Get(context.TODO(), "another-audit-pod", metav1.GetOptions{})
|
|
expectForbidden(err)
|
|
|
|
expectEvents(f, []utils.AuditEvent{
|
|
{
|
|
Level: auditinternal.LevelRequest,
|
|
Stage: auditinternal.StageResponseComplete,
|
|
RequestURI: fmt.Sprintf("/api/v1/namespaces/%s/pods/another-audit-pod", namespace),
|
|
Verb: "get",
|
|
Code: 403,
|
|
User: auditTestUser,
|
|
ImpersonatedUser: "system:anonymous",
|
|
ImpersonatedGroups: "system:unauthenticated",
|
|
Resource: "pods",
|
|
Namespace: namespace,
|
|
RequestObject: false,
|
|
ResponseObject: false,
|
|
AuthorizeDecision: "forbid",
|
|
},
|
|
})
|
|
})
|
|
|
|
ginkgo.It("should list pods as impersonated user.", func() {
|
|
ginkgo.By("Creating a kubernetes client that impersonates an authorized user")
|
|
config, err := framework.LoadConfig()
|
|
framework.ExpectNoError(err)
|
|
config.Impersonate = restclient.ImpersonationConfig{
|
|
UserName: "superman",
|
|
Groups: []string{"system:masters"},
|
|
}
|
|
impersonatedClient, err := clientset.NewForConfig(config)
|
|
framework.ExpectNoError(err)
|
|
|
|
_, err = impersonatedClient.CoreV1().Pods(namespace).List(context.TODO(), metav1.ListOptions{})
|
|
framework.ExpectNoError(err, "failed to list pods")
|
|
|
|
expectEvents(f, []utils.AuditEvent{
|
|
{
|
|
Level: auditinternal.LevelRequest,
|
|
Stage: auditinternal.StageResponseComplete,
|
|
RequestURI: fmt.Sprintf("/api/v1/namespaces/%s/pods", namespace),
|
|
Verb: "list",
|
|
Code: 200,
|
|
User: auditTestUser,
|
|
ImpersonatedUser: "superman",
|
|
ImpersonatedGroups: "system:masters",
|
|
Resource: "pods",
|
|
Namespace: namespace,
|
|
RequestObject: false,
|
|
ResponseObject: false,
|
|
AuthorizeDecision: "allow",
|
|
},
|
|
})
|
|
})
|
|
|
|
})
|
|
|
|
func expectEvents(f *framework.Framework, expectedEvents []utils.AuditEvent) {
|
|
// The default flush timeout is 30 seconds, therefore it should be enough to retry once
|
|
// to find all expected events. However, we're waiting for 5 minutes to avoid flakes.
|
|
pollingInterval := 30 * time.Second
|
|
pollingTimeout := 5 * time.Minute
|
|
err := wait.Poll(pollingInterval, pollingTimeout, func() (bool, error) {
|
|
// Fetch the log stream.
|
|
stream, err := f.ClientSet.CoreV1().RESTClient().Get().AbsPath("/logs/kube-apiserver-audit.log").Stream(context.TODO())
|
|
if err != nil {
|
|
return false, err
|
|
}
|
|
defer stream.Close()
|
|
missingReport, err := utils.CheckAuditLines(stream, expectedEvents, auditv1.SchemeGroupVersion)
|
|
if err != nil {
|
|
framework.Logf("Failed to observe audit events: %v", err)
|
|
} else if len(missingReport.MissingEvents) > 0 {
|
|
framework.Logf(missingReport.String())
|
|
}
|
|
return len(missingReport.MissingEvents) == 0, nil
|
|
})
|
|
framework.ExpectNoError(err, "after %v failed to observe audit events", pollingTimeout)
|
|
}
|