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Chao Xu
391
tools/clientcmd/client_config_test.go
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391
tools/clientcmd/client_config_test.go
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/*
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Copyright 2014 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 clientcmd
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import (
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"io/ioutil"
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"os"
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"reflect"
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"strings"
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"testing"
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"github.com/imdario/mergo"
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clientcmdapi "k8s.io/client-go/1.5/tools/clientcmd/api"
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)
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func TestOldMergoLib(t *testing.T) {
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type T struct {
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X string
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}
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dst := T{X: "one"}
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src := T{X: "two"}
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mergo.Merge(&dst, &src)
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if dst.X != "two" {
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// mergo.Merge changed in an incompatible way with
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//
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// https://github.com/imdario/mergo/commit/d304790b2ed594794496464fadd89d2bb266600a
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//
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// We have to stay with the old version which still does eager
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// copying from src to dst in structs.
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t.Errorf("mergo.Merge library found with incompatible, new behavior")
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}
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}
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func createValidTestConfig() *clientcmdapi.Config {
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const (
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server = "https://anything.com:8080"
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token = "the-token"
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)
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config := clientcmdapi.NewConfig()
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config.Clusters["clean"] = &clientcmdapi.Cluster{
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Server: server,
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}
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config.AuthInfos["clean"] = &clientcmdapi.AuthInfo{
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Token: token,
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}
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config.Contexts["clean"] = &clientcmdapi.Context{
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Cluster: "clean",
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AuthInfo: "clean",
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}
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config.CurrentContext = "clean"
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return config
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}
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func createCAValidTestConfig() *clientcmdapi.Config {
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config := createValidTestConfig()
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config.Clusters["clean"].CertificateAuthorityData = []byte{0, 0}
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return config
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}
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func TestInsecureOverridesCA(t *testing.T) {
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config := createCAValidTestConfig()
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clientBuilder := NewNonInteractiveClientConfig(*config, "clean", &ConfigOverrides{
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ClusterInfo: clientcmdapi.Cluster{
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InsecureSkipTLSVerify: true,
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},
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}, nil)
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actualCfg, err := clientBuilder.ClientConfig()
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if err != nil {
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t.Errorf("Unexpected error: %v", err)
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}
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matchBoolArg(true, actualCfg.Insecure, t)
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matchStringArg("", actualCfg.TLSClientConfig.CAFile, t)
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matchByteArg(nil, actualCfg.TLSClientConfig.CAData, t)
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}
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func TestMergeContext(t *testing.T) {
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const namespace = "overriden-namespace"
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config := createValidTestConfig()
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clientBuilder := NewNonInteractiveClientConfig(*config, "clean", &ConfigOverrides{}, nil)
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_, overridden, err := clientBuilder.Namespace()
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if err != nil {
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t.Errorf("Unexpected error: %v", err)
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}
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if overridden {
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t.Error("Expected namespace to not be overridden")
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}
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clientBuilder = NewNonInteractiveClientConfig(*config, "clean", &ConfigOverrides{
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Context: clientcmdapi.Context{
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Namespace: namespace,
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},
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}, nil)
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actual, overridden, err := clientBuilder.Namespace()
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if err != nil {
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t.Errorf("Unexpected error: %v", err)
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}
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if !overridden {
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t.Error("Expected namespace to be overridden")
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}
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matchStringArg(namespace, actual, t)
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}
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func TestCertificateData(t *testing.T) {
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caData := []byte("ca-data")
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certData := []byte("cert-data")
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keyData := []byte("key-data")
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config := clientcmdapi.NewConfig()
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config.Clusters["clean"] = &clientcmdapi.Cluster{
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Server: "https://localhost:8443",
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CertificateAuthorityData: caData,
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}
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config.AuthInfos["clean"] = &clientcmdapi.AuthInfo{
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ClientCertificateData: certData,
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ClientKeyData: keyData,
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}
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config.Contexts["clean"] = &clientcmdapi.Context{
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Cluster: "clean",
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AuthInfo: "clean",
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}
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config.CurrentContext = "clean"
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clientBuilder := NewNonInteractiveClientConfig(*config, "clean", &ConfigOverrides{}, nil)
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clientConfig, err := clientBuilder.ClientConfig()
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if err != nil {
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t.Fatalf("Unexpected error: %v", err)
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}
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// Make sure cert data gets into config (will override file paths)
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matchByteArg(caData, clientConfig.TLSClientConfig.CAData, t)
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matchByteArg(certData, clientConfig.TLSClientConfig.CertData, t)
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matchByteArg(keyData, clientConfig.TLSClientConfig.KeyData, t)
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}
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func TestBasicAuthData(t *testing.T) {
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username := "myuser"
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password := "mypass"
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config := clientcmdapi.NewConfig()
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config.Clusters["clean"] = &clientcmdapi.Cluster{
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Server: "https://localhost:8443",
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}
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config.AuthInfos["clean"] = &clientcmdapi.AuthInfo{
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Username: username,
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Password: password,
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}
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config.Contexts["clean"] = &clientcmdapi.Context{
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Cluster: "clean",
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AuthInfo: "clean",
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}
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config.CurrentContext = "clean"
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clientBuilder := NewNonInteractiveClientConfig(*config, "clean", &ConfigOverrides{}, nil)
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clientConfig, err := clientBuilder.ClientConfig()
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if err != nil {
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t.Fatalf("Unexpected error: %v", err)
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}
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// Make sure basic auth data gets into config
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matchStringArg(username, clientConfig.Username, t)
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matchStringArg(password, clientConfig.Password, t)
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}
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func TestBasicTokenFile(t *testing.T) {
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token := "exampletoken"
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f, err := ioutil.TempFile("", "tokenfile")
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if err != nil {
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t.Errorf("Unexpected error: %v", err)
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return
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}
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defer os.Remove(f.Name())
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if err := ioutil.WriteFile(f.Name(), []byte(token), 0644); err != nil {
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t.Errorf("Unexpected error: %v", err)
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return
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}
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config := clientcmdapi.NewConfig()
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config.Clusters["clean"] = &clientcmdapi.Cluster{
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Server: "https://localhost:8443",
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}
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config.AuthInfos["clean"] = &clientcmdapi.AuthInfo{
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TokenFile: f.Name(),
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}
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config.Contexts["clean"] = &clientcmdapi.Context{
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Cluster: "clean",
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AuthInfo: "clean",
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}
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config.CurrentContext = "clean"
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clientBuilder := NewNonInteractiveClientConfig(*config, "clean", &ConfigOverrides{}, nil)
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clientConfig, err := clientBuilder.ClientConfig()
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if err != nil {
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t.Fatalf("Unexpected error: %v", err)
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}
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matchStringArg(token, clientConfig.BearerToken, t)
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}
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func TestPrecedenceTokenFile(t *testing.T) {
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token := "exampletoken"
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f, err := ioutil.TempFile("", "tokenfile")
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if err != nil {
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t.Errorf("Unexpected error: %v", err)
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return
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}
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defer os.Remove(f.Name())
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if err := ioutil.WriteFile(f.Name(), []byte(token), 0644); err != nil {
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t.Errorf("Unexpected error: %v", err)
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return
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}
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config := clientcmdapi.NewConfig()
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config.Clusters["clean"] = &clientcmdapi.Cluster{
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Server: "https://localhost:8443",
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}
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expectedToken := "expected"
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config.AuthInfos["clean"] = &clientcmdapi.AuthInfo{
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Token: expectedToken,
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TokenFile: f.Name(),
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}
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config.Contexts["clean"] = &clientcmdapi.Context{
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Cluster: "clean",
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AuthInfo: "clean",
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}
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config.CurrentContext = "clean"
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clientBuilder := NewNonInteractiveClientConfig(*config, "clean", &ConfigOverrides{}, nil)
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clientConfig, err := clientBuilder.ClientConfig()
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if err != nil {
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t.Fatalf("Unexpected error: %v", err)
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}
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matchStringArg(expectedToken, clientConfig.BearerToken, t)
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}
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func TestCreateClean(t *testing.T) {
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config := createValidTestConfig()
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clientBuilder := NewNonInteractiveClientConfig(*config, "clean", &ConfigOverrides{}, nil)
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clientConfig, err := clientBuilder.ClientConfig()
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if err != nil {
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t.Errorf("Unexpected error: %v", err)
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}
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matchStringArg(config.Clusters["clean"].Server, clientConfig.Host, t)
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matchStringArg("", clientConfig.APIPath, t)
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matchBoolArg(config.Clusters["clean"].InsecureSkipTLSVerify, clientConfig.Insecure, t)
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matchStringArg(config.AuthInfos["clean"].Token, clientConfig.BearerToken, t)
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}
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func TestCreateCleanWithPrefix(t *testing.T) {
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tt := []struct {
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server string
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host string
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}{
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{"https://anything.com:8080/foo/bar", "https://anything.com:8080/foo/bar"},
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{"http://anything.com:8080/foo/bar", "http://anything.com:8080/foo/bar"},
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{"http://anything.com:8080/foo/bar/", "http://anything.com:8080/foo/bar/"},
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{"http://anything.com:8080/", "http://anything.com:8080/"},
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{"http://anything.com:8080//", "http://anything.com:8080//"},
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{"anything.com:8080/foo/bar", "anything.com:8080/foo/bar"},
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{"anything.com:8080", "anything.com:8080"},
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{"anything.com", "anything.com"},
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{"anything", "anything"},
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}
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tt = append(tt, struct{ server, host string }{"", "http://localhost:8080"})
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for _, tc := range tt {
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config := createValidTestConfig()
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cleanConfig := config.Clusters["clean"]
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cleanConfig.Server = tc.server
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config.Clusters["clean"] = cleanConfig
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clientBuilder := NewNonInteractiveClientConfig(*config, "clean", &ConfigOverrides{
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ClusterDefaults: clientcmdapi.Cluster{Server: "http://localhost:8080"},
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}, nil)
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clientConfig, err := clientBuilder.ClientConfig()
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if err != nil {
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t.Fatalf("Unexpected error: %v", err)
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}
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matchStringArg(tc.host, clientConfig.Host, t)
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}
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}
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func TestCreateCleanDefault(t *testing.T) {
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config := createValidTestConfig()
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clientBuilder := NewDefaultClientConfig(*config, &ConfigOverrides{})
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clientConfig, err := clientBuilder.ClientConfig()
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if err != nil {
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t.Fatalf("Unexpected error: %v", err)
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}
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matchStringArg(config.Clusters["clean"].Server, clientConfig.Host, t)
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matchBoolArg(config.Clusters["clean"].InsecureSkipTLSVerify, clientConfig.Insecure, t)
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matchStringArg(config.AuthInfos["clean"].Token, clientConfig.BearerToken, t)
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}
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func TestCreateCleanDefaultCluster(t *testing.T) {
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config := createValidTestConfig()
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clientBuilder := NewDefaultClientConfig(*config, &ConfigOverrides{
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ClusterDefaults: clientcmdapi.Cluster{Server: "http://localhost:8080"},
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})
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clientConfig, err := clientBuilder.ClientConfig()
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if err != nil {
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t.Fatalf("Unexpected error: %v", err)
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}
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matchStringArg(config.Clusters["clean"].Server, clientConfig.Host, t)
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matchBoolArg(config.Clusters["clean"].InsecureSkipTLSVerify, clientConfig.Insecure, t)
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matchStringArg(config.AuthInfos["clean"].Token, clientConfig.BearerToken, t)
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}
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func TestCreateMissingContextNoDefault(t *testing.T) {
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const expectedErrorContains = "Context was not found for specified context"
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config := createValidTestConfig()
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clientBuilder := NewNonInteractiveClientConfig(*config, "not-present", &ConfigOverrides{}, nil)
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_, err := clientBuilder.ClientConfig()
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if err == nil {
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t.Fatalf("Unexpected error: %v", err)
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}
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}
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func TestCreateMissingContext(t *testing.T) {
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const expectedErrorContains = "context was not found for specified context: not-present"
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config := createValidTestConfig()
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clientBuilder := NewNonInteractiveClientConfig(*config, "not-present", &ConfigOverrides{
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ClusterDefaults: clientcmdapi.Cluster{Server: "http://localhost:8080"},
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}, nil)
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_, err := clientBuilder.ClientConfig()
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if err == nil {
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t.Fatalf("Expected error: %v", expectedErrorContains)
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}
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if !strings.Contains(err.Error(), expectedErrorContains) {
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t.Fatalf("Expected error: %v, but got %v", expectedErrorContains, err)
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}
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}
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func matchBoolArg(expected, got bool, t *testing.T) {
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if expected != got {
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t.Errorf("Expected %v, got %v", expected, got)
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}
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}
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func matchStringArg(expected, got string, t *testing.T) {
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if expected != got {
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t.Errorf("Expected %q, got %q", expected, got)
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}
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}
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func matchByteArg(expected, got []byte, t *testing.T) {
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if !reflect.DeepEqual(expected, got) {
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t.Errorf("Expected %v, got %v", expected, got)
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}
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}
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Reference in New Issue
Block a user