func TestAuthenticateRequestTokenError(t *testing.T) {
auth := New(authenticator.TokenFunc(func(token string) (user.Info, bool, error) {
return nil, false, errors.New("error")
}))
user, ok, err := auth.AuthenticateRequest(&http.Request{
Header: http.Header{"Authorization": []string{"Bearer token"}},
})
if ok || user != nil || err == nil {
t.Errorf("expected error")
}
}
func TestAuthenticateRequestTokenInvalid(t *testing.T) {
auth := New(authenticator.TokenFunc(func(token string) (user.Info, bool, error) {
return nil, false, nil
}))
user, ok, err := auth.AuthenticateRequest(&http.Request{
Header: http.Header{"Authorization": []string{"Bearer token"}},
})
if ok || user != nil {
t.Errorf("expected not authenticated user")
}
if err != invalidToken {
t.Errorf("expected invalidToken error, got %v", err)
}
}
func TestAuthenticateRequest(t *testing.T) {
auth := New(authenticator.TokenFunc(func(token string) (user.Info, bool, error) {
if token != "token" {
t.Errorf("unexpected token: %s", token)
}
return &user.DefaultInfo{Name: "user"}, true, nil
}))
user, ok, err := auth.AuthenticateRequest(&http.Request{
Header: http.Header{"Authorization": []string{"Bearer token"}},
})
if !ok || user == nil || err != nil {
t.Errorf("expected valid user")
}
}
func TestAuthenticateRequestBadValue(t *testing.T) {
testCases := []struct {
Req *http.Request
}{
{Req: &http.Request{}},
{Req: &http.Request{Header: http.Header{"Authorization": []string{"Bearer"}}}},
{Req: &http.Request{Header: http.Header{"Authorization": []string{"bear token"}}}},
{Req: &http.Request{Header: http.Header{"Authorization": []string{"Bearer: token"}}}},
}
for i, testCase := range testCases {
auth := New(authenticator.TokenFunc(func(token string) (user.Info, bool, error) {
t.Errorf("authentication should not have been called")
return nil, false, nil
}))
user, ok, err := auth.AuthenticateRequest(testCase.Req)
if ok || user != nil || err != nil {
t.Errorf("%d: expected not authenticated (no token)", i)
}
}
}
// startServiceAccountTestServer returns a started server
// It is the responsibility of the caller to ensure the returned stopFunc is called
func startServiceAccountTestServer(t *testing.T) (*clientset.Clientset, restclient.Config, func()) {
// Listener
h := &framework.MasterHolder{Initialized: make(chan struct{})}
apiServer := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, req *http.Request) {
<-h.Initialized
h.M.GenericAPIServer.Handler.ServeHTTP(w, req)
}))
// Anonymous client config
clientConfig := restclient.Config{Host: apiServer.URL, ContentConfig: restclient.ContentConfig{GroupVersion: &api.Registry.GroupOrDie(v1.GroupName).GroupVersion}}
// Root client
// TODO: remove rootClient after we refactor pkg/admission to use the clientset.
rootClientset := clientset.NewForConfigOrDie(&restclient.Config{Host: apiServer.URL, ContentConfig: restclient.ContentConfig{GroupVersion: &api.Registry.GroupOrDie(v1.GroupName).GroupVersion}, BearerToken: rootToken})
internalRootClientset := internalclientset.NewForConfigOrDie(&restclient.Config{Host: apiServer.URL, ContentConfig: restclient.ContentConfig{GroupVersion: &api.Registry.GroupOrDie(v1.GroupName).GroupVersion}, BearerToken: rootToken})
// Set up two authenticators:
// 1. A token authenticator that maps the rootToken to the "root" user
// 2. A ServiceAccountToken authenticator that validates ServiceAccount tokens
rootTokenAuth := authenticator.TokenFunc(func(token string) (user.Info, bool, error) {
if token == rootToken {
return &user.DefaultInfo{Name: rootUserName}, true, nil
}
return nil, false, nil
})
serviceAccountKey, _ := rsa.GenerateKey(rand.Reader, 2048)
serviceAccountTokenGetter := serviceaccountcontroller.NewGetterFromClient(rootClientset)
serviceAccountTokenAuth := serviceaccount.JWTTokenAuthenticator([]interface{}{&serviceAccountKey.PublicKey}, true, serviceAccountTokenGetter)
authenticator := union.New(
bearertoken.New(rootTokenAuth),
bearertoken.New(serviceAccountTokenAuth),
)
// Set up a stub authorizer:
// 1. The "root" user is allowed to do anything
// 2. ServiceAccounts named "ro" are allowed read-only operations in their namespace
// 3. ServiceAccounts named "rw" are allowed any operation in their namespace
authorizer := authorizer.AuthorizerFunc(func(attrs authorizer.Attributes) (bool, string, error) {
username := ""
if user := attrs.GetUser(); user != nil {
username = user.GetName()
}
ns := attrs.GetNamespace()
// If the user is "root"...
if username == rootUserName {
// allow them to do anything
return true, "", nil
}
// If the user is a service account...
if serviceAccountNamespace, serviceAccountName, err := serviceaccountapiserver.SplitUsername(username); err == nil {
// Limit them to their own namespace
if serviceAccountNamespace == ns {
switch serviceAccountName {
case readOnlyServiceAccountName:
if attrs.IsReadOnly() {
return true, "", nil
}
case readWriteServiceAccountName:
return true, "", nil
}
}
}
return false, fmt.Sprintf("User %s is denied (ns=%s, readonly=%v, resource=%s)", username, ns, attrs.IsReadOnly(), attrs.GetResource()), nil
})
// Set up admission plugin to auto-assign serviceaccounts to pods
serviceAccountAdmission := serviceaccountadmission.NewServiceAccount()
serviceAccountAdmission.SetInternalClientSet(internalRootClientset)
masterConfig := framework.NewMasterConfig()
masterConfig.GenericConfig.EnableIndex = true
masterConfig.GenericConfig.Authenticator = authenticator
masterConfig.GenericConfig.Authorizer = authorizer
masterConfig.GenericConfig.AdmissionControl = serviceAccountAdmission
framework.RunAMasterUsingServer(masterConfig, apiServer, h)
// Start the service account and service account token controllers
stopCh := make(chan struct{})
tokenController := serviceaccountcontroller.NewTokensController(rootClientset, serviceaccountcontroller.TokensControllerOptions{TokenGenerator: serviceaccount.JWTTokenGenerator(serviceAccountKey)})
go tokenController.Run(1, stopCh)
informers := informers.NewSharedInformerFactory(rootClientset, nil, controller.NoResyncPeriodFunc())
serviceAccountController := serviceaccountcontroller.NewServiceAccountsController(informers.ServiceAccounts(), informers.Namespaces(), rootClientset, serviceaccountcontroller.DefaultServiceAccountsControllerOptions())
informers.Start(stopCh)
go serviceAccountController.Run(5, stopCh)
// Start the admission plugin reflectors
serviceAccountAdmission.Run()
stop := func() {
close(stopCh)
serviceAccountAdmission.Stop()
apiServer.Close()
}
return rootClientset, clientConfig, stop
}