127 lines
3.9 KiB
Go
127 lines
3.9 KiB
Go
/*
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Copyright 2018 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 settings
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import (
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"context"
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"net/http"
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"strings"
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"github.com/onsi/ginkgo"
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"github.com/stretchr/testify/assert"
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appsv1 "k8s.io/api/apps/v1"
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corev1 "k8s.io/api/core/v1"
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policyv1beta1 "k8s.io/api/policy/v1beta1"
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rbacv1 "k8s.io/api/rbac/v1"
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k8sErrors "k8s.io/apimachinery/pkg/api/errors"
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metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
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"k8s.io/ingress-nginx/test/e2e/framework"
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)
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const (
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ingressControllerPSP = "ingress-controller-psp"
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)
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var _ = framework.IngressNginxDescribe("[Security] Pod Security Policies", func() {
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f := framework.NewDefaultFramework("pod-security-policies")
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ginkgo.It("should be running with a Pod Security Policy", func() {
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psp := createPodSecurityPolicy()
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_, err := f.KubeClientSet.PolicyV1beta1().PodSecurityPolicies().Create(context.TODO(), psp, metav1.CreateOptions{})
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if !k8sErrors.IsAlreadyExists(err) {
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assert.Nil(ginkgo.GinkgoT(), err, "creating Pod Security Policy")
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}
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role, err := f.KubeClientSet.RbacV1().Roles(f.Namespace).Get(context.TODO(), "nginx-ingress", metav1.GetOptions{})
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assert.Nil(ginkgo.GinkgoT(), err, "getting ingress controller cluster role")
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assert.NotNil(ginkgo.GinkgoT(), role)
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role.Rules = append(role.Rules, rbacv1.PolicyRule{
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APIGroups: []string{"policy"},
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Resources: []string{"podsecuritypolicies"},
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ResourceNames: []string{ingressControllerPSP},
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Verbs: []string{"use"},
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})
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_, err = f.KubeClientSet.RbacV1().Roles(f.Namespace).Update(context.TODO(), role, metav1.UpdateOptions{})
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assert.Nil(ginkgo.GinkgoT(), err, "updating ingress controller cluster role to use a pod security policy")
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// update the deployment just to trigger a rolling update and the use of the security policy
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err = f.UpdateIngressControllerDeployment(func(deployment *appsv1.Deployment) error {
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args := deployment.Spec.Template.Spec.Containers[0].Args
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args = append(args, "--v=2")
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deployment.Spec.Template.Spec.Containers[0].Args = args
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_, err := f.KubeClientSet.AppsV1().Deployments(f.Namespace).Update(context.TODO(), deployment, metav1.UpdateOptions{})
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return err
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})
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assert.Nil(ginkgo.GinkgoT(), err, "unexpected error updating ingress controller deployment flags")
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f.WaitForNginxListening(80)
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f.NewEchoDeployment()
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f.WaitForNginxConfiguration(
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func(cfg string) bool {
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return strings.Contains(cfg, "server_tokens off")
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})
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f.HTTPTestClient().
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GET("/").
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WithHeader("Host", "foo.bar.com").
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Expect().
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Status(http.StatusNotFound)
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})
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})
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func createPodSecurityPolicy() *policyv1beta1.PodSecurityPolicy {
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trueValue := true
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return &policyv1beta1.PodSecurityPolicy{
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ObjectMeta: metav1.ObjectMeta{
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Name: ingressControllerPSP,
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},
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Spec: policyv1beta1.PodSecurityPolicySpec{
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AllowPrivilegeEscalation: &trueValue,
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RequiredDropCapabilities: []corev1.Capability{"All"},
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RunAsUser: policyv1beta1.RunAsUserStrategyOptions{
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Rule: "RunAsAny",
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},
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SELinux: policyv1beta1.SELinuxStrategyOptions{
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Rule: "RunAsAny",
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},
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FSGroup: policyv1beta1.FSGroupStrategyOptions{
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Ranges: []policyv1beta1.IDRange{
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{
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Min: 1,
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Max: 65535,
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},
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},
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Rule: "MustRunAs",
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},
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SupplementalGroups: policyv1beta1.SupplementalGroupsStrategyOptions{
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Ranges: []policyv1beta1.IDRange{
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{
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Min: 1,
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Max: 65535,
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},
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},
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Rule: "MustRunAs",
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},
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},
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}
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}
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