kubernetes credentialmanager_test 源码
kubernetes credentialmanager_test 代码
文件路径：/staging/src/k8s.io/legacy-cloud-providers/vsphere/credentialmanager_test.go
//go:build !providerless
// +build !providerless
/*
Copyright 2016 The Kubernetes Authors.
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at
http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
*/
package vsphere
import (
"reflect"
"strings"
"testing"
corev1 "k8s.io/api/core/v1"
metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
"k8s.io/apimachinery/pkg/labels"
"k8s.io/client-go/informers"
"k8s.io/client-go/kubernetes/fake"
)
func TestSecretCredentialManager_GetCredential(t *testing.T) {
var (
userKey = "username"
passwordKey = "password"
testUser = "user"
testPassword = "password"
testServer = "0.0.0.0"
testServer2 = "0.0.1.1"
testServerFQIN = "ExAmple.com"
testUserServer2 = "user1"
testPasswordServer2 = "password1"
testIncorrectServer = "1.1.1.1"
)
var (
secretName = "vsconf"
secretNamespace = "kube-system"
)
var (
addSecretOp = "ADD_SECRET_OP"
getCredentialsOp = "GET_CREDENTIAL_OP"
deleteSecretOp = "DELETE_SECRET_OP"
)
type GetCredentialsTest struct {
server string
username string
password string
err error
}
type OpSecretTest struct {
secret *corev1.Secret
}
type testEnv struct {
testName string
ops []string
expectedValues []interface{}
}
client := &fake.Clientset{}
metaObj := metav1.ObjectMeta{
Name: secretName,
Namespace: secretNamespace,
}
defaultSecret := &corev1.Secret{
ObjectMeta: metaObj,
Data: map[string][]byte{
testServer + "." + userKey: []byte(testUser),
testServer + "." + passwordKey: []byte(testPassword),
},
}
multiVCSecret := &corev1.Secret{
ObjectMeta: metaObj,
Data: map[string][]byte{
testServer + "." + userKey: []byte(testUser),
testServer + "." + passwordKey: []byte(testPassword),
testServer2 + "." + userKey: []byte(testUserServer2),
testServer2 + "." + passwordKey: []byte(testPasswordServer2),
},
}
fqinSecret := &corev1.Secret{
ObjectMeta: metaObj,
Data: map[string][]byte{
testServerFQIN + "." + userKey: []byte(testUser),
testServerFQIN + "." + passwordKey: []byte(testPassword),
},
}
emptySecret := &corev1.Secret{
ObjectMeta: metaObj,
Data: map[string][]byte{},
}
tests := []testEnv{
{
testName: "Deleting secret should give the credentials from cache",
ops: []string{addSecretOp, getCredentialsOp, deleteSecretOp, getCredentialsOp},
expectedValues: []interface{}{
OpSecretTest{
secret: defaultSecret,
},
GetCredentialsTest{
username: testUser,
password: testPassword,
server: testServer,
},
OpSecretTest{
secret: defaultSecret,
},
GetCredentialsTest{
username: testUser,
password: testPassword,
server: testServer,
},
},
},
{
testName: "Add secret and get credentials",
ops: []string{addSecretOp, getCredentialsOp},
expectedValues: []interface{}{
OpSecretTest{
secret: defaultSecret,
},
GetCredentialsTest{
username: testUser,
password: testPassword,
server: testServer,
},
},
},
{
testName: "Getcredentials should fail by not adding at secret at first time",
ops: []string{getCredentialsOp},
expectedValues: []interface{}{
GetCredentialsTest{
username: testUser,
password: testPassword,
server: testServer,
err: ErrCredentialsNotFound,
},
},
},
{
testName: "GetCredential should fail to get credentials from empty secrets",
ops: []string{addSecretOp, getCredentialsOp},
expectedValues: []interface{}{
OpSecretTest{
secret: emptySecret,
},
GetCredentialsTest{
server: testServer,
err: ErrCredentialMissing,
},
},
},
{
testName: "GetCredential should fail to get credentials for invalid server",
ops: []string{addSecretOp, getCredentialsOp},
expectedValues: []interface{}{
OpSecretTest{
secret: defaultSecret,
},
GetCredentialsTest{
server: testIncorrectServer,
err: ErrCredentialsNotFound,
},
},
},
{
testName: "GetCredential for multi-vc",
ops: []string{addSecretOp, getCredentialsOp},
expectedValues: []interface{}{
OpSecretTest{
secret: multiVCSecret,
},
GetCredentialsTest{
server: testServer2,
username: testUserServer2,
password: testPasswordServer2,
},
},
},
{
testName: "GetCredential for FQIN server name",
ops: []string{addSecretOp, getCredentialsOp},
expectedValues: []interface{}{
OpSecretTest{
fqinSecret,
},
GetCredentialsTest{
username: testUser,
password: testPassword,
server: testServerFQIN,
},
},
},
}
// TODO: replace 0 with NoResyncPeriodFunc() once it moved out pkg/controller/controller_utils.go in k/k.
informerFactory := informers.NewSharedInformerFactory(client, 0)
secretInformer := informerFactory.Core().V1().Secrets()
secretCredentialManager := &SecretCredentialManager{
SecretName: secretName,
SecretNamespace: secretNamespace,
SecretLister: secretInformer.Lister(),
Cache: &SecretCache{
VirtualCenter: make(map[string]*Credential),
},
}
cleanupSecretCredentialManager := func() {
secretCredentialManager.Cache.Secret = nil
for key := range secretCredentialManager.Cache.VirtualCenter {
delete(secretCredentialManager.Cache.VirtualCenter, key)
}
secrets, err := secretCredentialManager.SecretLister.List(labels.Everything())
if err != nil {
t.Fatal("Failed to get all secrets from sharedInformer. error: ", err)
}
for _, secret := range secrets {
err := secretInformer.Informer().GetIndexer().Delete(secret)
if err != nil {
t.Fatalf("Failed to delete secret from informer: %v", err)
}
}
}
for _, test := range tests {
t.Logf("Executing Testcase: %s", test.testName)
for ntest, op := range test.ops {
switch op {
case addSecretOp:
expected := test.expectedValues[ntest].(OpSecretTest)
t.Logf("Adding secret: %s", expected.secret)
err := secretInformer.Informer().GetIndexer().Add(expected.secret)
if err != nil {
t.Fatalf("Failed to add secret to internal cache: %v", err)
}
case getCredentialsOp:
expected := test.expectedValues[ntest].(GetCredentialsTest)
credential, err := secretCredentialManager.GetCredential(expected.server)
t.Logf("Retrieving credentials for server %s", expected.server)
if err != expected.err {
t.Fatalf("Fail to get credentials with error: %v", err)
}
if expected.err == nil {
if expected.username != credential.User ||
expected.password != credential.Password {
t.Fatalf("Received credentials %v "+
"are different than actual credential user:%s password:%s", credential, expected.username,
expected.password)
}
}
case deleteSecretOp:
expected := test.expectedValues[ntest].(OpSecretTest)
t.Logf("Deleting secret: %s", expected.secret)
err := secretInformer.Informer().GetIndexer().Delete(expected.secret)
if err != nil {
t.Fatalf("Failed to delete secret to internal cache: %v", err)
}
}
}
cleanupSecretCredentialManager()
}
}
func TestParseSecretConfig(t *testing.T) {
var (
testUsername = "Admin"
testPassword = "Password"
testIP = "10.20.30.40"
testServerFQIN = "ExAmple.com"
)
var testcases = []struct {
testName string
data map[string][]byte
config map[string]*Credential
expectedError error
}{
{
testName: "Valid username and password",
data: map[string][]byte{
"10.20.30.40.username": []byte(testUsername),
"10.20.30.40.password": []byte(testPassword),
},
config: map[string]*Credential{
testIP: {
User: testUsername,
Password: testPassword,
},
},
expectedError: nil,
},
{
testName: "Invalid username key with valid password key",
data: map[string][]byte{
"10.20.30.40.usernam": []byte(testUsername),
"10.20.30.40.password": []byte(testPassword),
},
config: nil,
expectedError: ErrUnknownSecretKey,
},
{
testName: "Missing username",
data: map[string][]byte{
"10.20.30.40.password": []byte(testPassword),
},
config: map[string]*Credential{
testIP: {
Password: testPassword,
},
},
expectedError: ErrCredentialMissing,
},
{
testName: "Missing password",
data: map[string][]byte{
"10.20.30.40.username": []byte(testUsername),
},
config: map[string]*Credential{
testIP: {
User: testUsername,
},
},
expectedError: ErrCredentialMissing,
},
{
testName: "FQIN stored as lowercase",
data: map[string][]byte{
testServerFQIN + ".username": []byte(testUsername),
testServerFQIN + ".password": []byte(testPassword),
},
config: map[string]*Credential{
strings.ToLower(testServerFQIN): {
User: testUsername,
Password: testPassword,
},
},
expectedError: nil,
},
{
testName: "IP with unknown key",
data: map[string][]byte{
"10.20.30.40": []byte(testUsername),
},
config: nil,
expectedError: ErrUnknownSecretKey,
},
}
resultConfig := make(map[string]*Credential)
cleanupResultConfig := func(config map[string]*Credential) {
for k := range config {
delete(config, k)
}
}
for _, testcase := range testcases {
err := parseConfig(testcase.data, resultConfig)
t.Logf("Executing Testcase: %s", testcase.testName)
if err != testcase.expectedError {
t.Fatalf("Parsing Secret failed for data %+v: %s", testcase.data, err)
}
if testcase.config != nil && !reflect.DeepEqual(testcase.config, resultConfig) {
t.Fatalf("Parsing Secret failed for data %+v expected config %+v and actual config %+v",
testcase.data, resultConfig, testcase.config)
}
cleanupResultConfig(resultConfig)
}
}
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