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117 lines
4.0 KiB
Go
117 lines
4.0 KiB
Go
/*
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Copyright 2019 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_kubeadm
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import (
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"fmt"
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authv1 "k8s.io/api/authorization/v1"
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corev1 "k8s.io/api/core/v1"
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rbacv1 "k8s.io/api/rbac/v1"
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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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kubeadmCertsSecretName = "kubeadm-certs"
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)
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var (
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kubeadmCertsRoleName = fmt.Sprintf("kubeadm:%s", kubeadmCertsSecretName)
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kubeadmCertsRoleBindingName = kubeadmCertsRoleName
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kubeadmCertsSecretResource = &authv1.ResourceAttributes{
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Namespace: kubeSystemNamespace,
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Name: kubeadmCertsSecretName,
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Resource: "secrets",
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Verb: "get",
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}
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)
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// Define container for all the test specification aimed at verifying
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// that kubeadm creates the kubeadm-certs Secret, that it is properly configured
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// and that all the related RBAC rules are in place
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// Important! please note that kubeadm-certs is not created by default (still alpha)
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// in case you want to skip this test use SKIP=copy-certs
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var _ = KubeadmDescribe("kubeadm-certs [copy-certs]", func() {
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// Get an instance of the k8s test framework
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f := framework.NewDefaultFramework("kubeadm-certs")
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// Tests in this container are not expected to create new objects in the cluster
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// so we are disabling the creation of a namespace in order to get a faster execution
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f.SkipNamespaceCreation = true
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It("should exist and be properly configured", func() {
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s := GetSecret(f.ClientSet, kubeSystemNamespace, kubeadmCertsSecretName)
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// Checks the kubeadm-certs is ownen by a time lived token
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Expect(s.OwnerReferences).To(HaveLen(1), "%s should have one owner reference", kubeadmCertsSecretName)
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ownRef := s.OwnerReferences[0]
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Expect(ownRef.Kind).To(Equal("Secret"), "%s should be owned by a secret", kubeadmCertsSecretName)
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Expect(*ownRef.BlockOwnerDeletion).To(BeTrue(), "%s should be deleted on owner deletion", kubeadmCertsSecretName)
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o := GetSecret(f.ClientSet, kubeSystemNamespace, ownRef.Name)
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Expect(o.Type).To(Equal(corev1.SecretTypeBootstrapToken), "%s should have an owner reference that refers to a bootstrap-token", kubeadmCertsSecretName)
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Expect(o.Data).To(HaveKey("expiration"), "%s should have an owner reference with an expiration", kubeadmCertsSecretName)
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// gets the ClusterConfiguration from the kubeadm kubeadm-config ConfigMap as a untyped map
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m := getClusterConfiguration(f.ClientSet)
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// Extract the etcd Type
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etcdType := "local"
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if _, ok := m["etcd"]; ok {
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d := m["etcd"].(map[interface{}]interface{})
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if _, ok := d["external"]; ok {
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etcdType = "external"
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}
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}
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// check if all the expected key exists
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Expect(s.Data).To(HaveKey("ca.crt"))
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Expect(s.Data).To(HaveKey("ca.key"))
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Expect(s.Data).To(HaveKey("front-proxy-ca.crt"))
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Expect(s.Data).To(HaveKey("front-proxy-ca.key"))
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Expect(s.Data).To(HaveKey("sa.pub"))
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Expect(s.Data).To(HaveKey("sa.key"))
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if etcdType == "local" {
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Expect(s.Data).To(HaveKey("etcd-ca.crt"))
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Expect(s.Data).To(HaveKey("etcd-ca.key"))
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} else {
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Expect(s.Data).To(HaveKey("external-etcd-ca.crt"))
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Expect(s.Data).To(HaveKey("external-etcd.crt"))
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Expect(s.Data).To(HaveKey("external-etcd.key"))
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}
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})
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It("should have related Role and RoleBinding", func() {
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ExpectRole(f.ClientSet, kubeSystemNamespace, kubeadmCertsRoleName)
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ExpectRoleBinding(f.ClientSet, kubeSystemNamespace, kubeadmCertsRoleBindingName)
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})
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It("should be accessible for bootstrap tokens", func() {
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ExpectSubjectHasAccessToResource(f.ClientSet,
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rbacv1.GroupKind, bootstrapTokensGroup,
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kubeadmCertsSecretResource,
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)
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})
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})
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