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https://github.com/k3s-io/kubernetes.git
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kubeadm: increase ut coverage for bootstraptoken/node
Signed-off-by: xin.li <xin.li@daocloud.io>
This commit is contained in:
xin.li
parent
3548ef0092
commit
e312d93a66
301
cmd/kubeadm/app/phases/bootstraptoken/node/tlsbootstrap_test.go
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301
cmd/kubeadm/app/phases/bootstraptoken/node/tlsbootstrap_test.go
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@ -0,0 +1,301 @@
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/*
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Copyright 2023 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 node
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import (
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"context"
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"testing"
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rbac "k8s.io/api/rbac/v1"
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metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
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clientset "k8s.io/client-go/kubernetes"
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clientsetfake "k8s.io/client-go/kubernetes/fake"
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"k8s.io/kubernetes/cmd/kubeadm/app/constants"
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)
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func TestAllowBootstrapTokensToPostCSRs(t *testing.T) {
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tests := []struct {
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name string
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client clientset.Interface
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}{
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{
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name: "ClusterRoleBindings is empty",
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client: clientsetfake.NewSimpleClientset(),
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},
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{
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name: "ClusterRoleBindings already exists",
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client: newMockClusterRoleBinddingClientForTest(t, &rbac.ClusterRoleBinding{
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ObjectMeta: metav1.ObjectMeta{
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Name: constants.NodeKubeletBootstrap,
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},
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RoleRef: rbac.RoleRef{
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APIGroup: rbac.GroupName,
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Kind: "ClusterRole",
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Name: constants.NodeBootstrapperClusterRoleName,
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},
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Subjects: []rbac.Subject{
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{
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Kind: rbac.GroupKind,
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Name: constants.NodeBootstrapTokenAuthGroup,
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},
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},
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}),
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},
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{
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name: "Create new ClusterRoleBindings",
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client: newMockClusterRoleBinddingClientForTest(t, &rbac.ClusterRoleBinding{
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ObjectMeta: metav1.ObjectMeta{
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Name: constants.NodeKubeletBootstrap,
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},
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RoleRef: rbac.RoleRef{
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APIGroup: rbac.GroupName,
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Kind: "ClusterRole",
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Name: constants.NodeBootstrapperClusterRoleName,
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},
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Subjects: []rbac.Subject{
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{
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Kind: rbac.GroupKind,
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Name: constants.KubeProxyClusterRoleName,
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},
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},
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}),
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},
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}
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for _, tt := range tests {
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t.Run(tt.name, func(t *testing.T) {
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if err := AllowBootstrapTokensToPostCSRs(tt.client); err != nil {
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t.Errorf("AllowBootstrapTokensToPostCSRs() return error = %v", err)
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}
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})
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}
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}
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func TestAutoApproveNodeBootstrapTokens(t *testing.T) {
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tests := []struct {
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name string
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client clientset.Interface
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}{
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{
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name: "ClusterRoleBindings is empty",
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client: clientsetfake.NewSimpleClientset(),
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},
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{
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name: "ClusterRoleBindings already exists",
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client: newMockClusterRoleBinddingClientForTest(t, &rbac.ClusterRoleBinding{
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ObjectMeta: metav1.ObjectMeta{
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Name: constants.NodeAutoApproveBootstrapClusterRoleBinding,
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},
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RoleRef: rbac.RoleRef{
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APIGroup: rbac.GroupName,
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Kind: "ClusterRole",
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Name: constants.CSRAutoApprovalClusterRoleName,
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},
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Subjects: []rbac.Subject{
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{
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Kind: rbac.GroupKind,
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Name: constants.NodeBootstrapTokenAuthGroup,
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},
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},
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}),
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},
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{
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name: "Create new ClusterRoleBindings",
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client: newMockClusterRoleBinddingClientForTest(t, &rbac.ClusterRoleBinding{
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ObjectMeta: metav1.ObjectMeta{
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Name: constants.NodeAutoApproveBootstrapClusterRoleBinding,
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},
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RoleRef: rbac.RoleRef{
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APIGroup: rbac.GroupName,
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Kind: "ClusterRole",
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Name: constants.NodeSelfCSRAutoApprovalClusterRoleName,
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},
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Subjects: []rbac.Subject{
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{
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Kind: rbac.GroupKind,
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Name: constants.NodeBootstrapTokenAuthGroup,
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},
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},
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}),
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},
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}
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for _, tt := range tests {
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t.Run(tt.name, func(t *testing.T) {
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if err := AutoApproveNodeBootstrapTokens(tt.client); err != nil {
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t.Errorf("AutoApproveNodeBootstrapTokens() return error = %v", err)
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}
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})
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}
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}
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func TestAutoApproveNodeCertificateRotation(t *testing.T) {
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tests := []struct {
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name string
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client clientset.Interface
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}{
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{
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name: "ClusterRoleBindings is empty",
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client: clientsetfake.NewSimpleClientset(),
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},
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{
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name: "ClusterRoleBindings already exists",
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client: newMockClusterRoleBinddingClientForTest(t, &rbac.ClusterRoleBinding{
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ObjectMeta: metav1.ObjectMeta{
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Name: constants.NodeAutoApproveCertificateRotationClusterRoleBinding,
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},
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RoleRef: rbac.RoleRef{
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APIGroup: rbac.GroupName,
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Kind: "ClusterRole",
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Name: constants.NodeSelfCSRAutoApprovalClusterRoleName,
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},
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Subjects: []rbac.Subject{
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{
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Kind: rbac.GroupKind,
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Name: constants.NodesGroup,
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},
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},
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}),
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},
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{
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name: "Create new ClusterRoleBindings",
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client: newMockClusterRoleBinddingClientForTest(t, &rbac.ClusterRoleBinding{
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ObjectMeta: metav1.ObjectMeta{
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Name: constants.NodeAutoApproveCertificateRotationClusterRoleBinding,
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},
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RoleRef: rbac.RoleRef{
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APIGroup: rbac.GroupName,
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Kind: "ClusterRole",
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Name: constants.NodeSelfCSRAutoApprovalClusterRoleName,
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},
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Subjects: []rbac.Subject{
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{
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Kind: rbac.GroupKind,
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Name: constants.NodeBootstrapTokenAuthGroup,
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},
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},
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}),
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},
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}
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for _, tt := range tests {
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t.Run(tt.name, func(t *testing.T) {
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if err := AutoApproveNodeCertificateRotation(tt.client); err != nil {
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t.Errorf("AutoApproveNodeCertificateRotation() return error = %v", err)
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}
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})
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}
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}
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func TestAllowBoostrapTokensToGetNodes(t *testing.T) {
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tests := []struct {
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name string
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client clientset.Interface
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}{
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{
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name: "RBAC rules are empty",
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client: clientsetfake.NewSimpleClientset(),
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},
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{
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name: "RBAC rules already exists",
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client: newMockRbacClientForTest(t, &rbac.ClusterRole{
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ObjectMeta: metav1.ObjectMeta{
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Name: constants.GetNodesClusterRoleName,
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},
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Rules: []rbac.PolicyRule{
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{
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Verbs: []string{"get"},
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APIGroups: []string{""},
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Resources: []string{"nodes"},
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},
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},
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}, &rbac.ClusterRoleBinding{
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ObjectMeta: metav1.ObjectMeta{
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Name: constants.GetNodesClusterRoleName,
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},
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RoleRef: rbac.RoleRef{
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APIGroup: rbac.GroupName,
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Kind: "ClusterRole",
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Name: constants.GetNodesClusterRoleName,
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},
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Subjects: []rbac.Subject{
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{
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Kind: rbac.GroupKind,
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Name: constants.NodeBootstrapTokenAuthGroup,
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},
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},
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}),
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},
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{
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name: "Create new RBAC rules",
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client: newMockRbacClientForTest(t, &rbac.ClusterRole{
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ObjectMeta: metav1.ObjectMeta{
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Name: constants.GetNodesClusterRoleName,
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},
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Rules: []rbac.PolicyRule{
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{
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Verbs: []string{"create"},
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APIGroups: []string{""},
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Resources: []string{"nodes"},
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},
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},
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}, &rbac.ClusterRoleBinding{
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ObjectMeta: metav1.ObjectMeta{
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Name: constants.GetNodesClusterRoleName,
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},
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RoleRef: rbac.RoleRef{
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APIGroup: rbac.GroupName,
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Kind: "ClusterRole",
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Name: constants.NodeAutoApproveBootstrapClusterRoleBinding,
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},
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Subjects: []rbac.Subject{
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{
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Kind: rbac.GroupKind,
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Name: constants.NodeBootstrapTokenAuthGroup,
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},
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},
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}),
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},
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}
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for _, tt := range tests {
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t.Run(tt.name, func(t *testing.T) {
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if err := AllowBoostrapTokensToGetNodes(tt.client); err != nil {
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t.Errorf("AllowBoostrapTokensToGetNodes() return error = %v", err)
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}
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})
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}
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}
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func newMockClusterRoleBinddingClientForTest(t *testing.T, clusterRoleBinding *rbac.ClusterRoleBinding) *clientsetfake.Clientset {
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client := clientsetfake.NewSimpleClientset()
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_, err := client.RbacV1().ClusterRoleBindings().Create(context.TODO(), clusterRoleBinding, metav1.CreateOptions{})
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if err != nil {
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t.Fatalf("error creating ClusterRoleBindings: %v", err)
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}
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return client
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}
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func newMockRbacClientForTest(t *testing.T, clusterRole *rbac.ClusterRole, clusterRoleBinding *rbac.ClusterRoleBinding) *clientsetfake.Clientset {
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client := clientsetfake.NewSimpleClientset()
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_, err := client.RbacV1().ClusterRoles().Create(context.TODO(), clusterRole, metav1.CreateOptions{})
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if err != nil {
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t.Fatalf("error creating ClusterRoles: %v", err)
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}
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_, err = client.RbacV1().ClusterRoleBindings().Create(context.TODO(), clusterRoleBinding, metav1.CreateOptions{})
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if err != nil {
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t.Fatalf("error creating ClusterRoleBindings: %v", err)
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}
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return client
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}
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