82 lines
2.7 KiB
Go
82 lines
2.7 KiB
Go
|
/*
|
||
|
|
Copyright 2017 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 v1alpha1
|
||
|
|
|
||
|
|
import (
|
||
|
|
"k8s.io/apimachinery/pkg/conversion"
|
||
|
|
"k8s.io/apimachinery/pkg/runtime/schema"
|
||
|
|
api "k8s.io/client-go/pkg/apis/rbac"
|
||
|
|
)
|
||
|
|
|
||
|
|
// allAuthenticated matches k8s.io/apiserver/pkg/authentication/user.AllAuthenticated,
|
||
|
|
// but we don't want an client library (which must include types), depending on a server library
|
||
|
|
const allAuthenticated = "system:authenticated"
|
||
|
|
|
||
|
|
func Convert_v1alpha1_Subject_To_rbac_Subject(in *Subject, out *api.Subject, s conversion.Scope) error {
|
||
|
|
if err := autoConvert_v1alpha1_Subject_To_rbac_Subject(in, out, s); err != nil {
|
||
|
|
return err
|
||
|
|
}
|
||
|
|
|
||
|
|
// specifically set the APIGroup for the three subjects recognized in v1alpha1
|
||
|
|
switch {
|
||
|
|
case in.Kind == ServiceAccountKind:
|
||
|
|
out.APIGroup = ""
|
||
|
|
case in.Kind == UserKind:
|
||
|
|
out.APIGroup = GroupName
|
||
|
|
case in.Kind == GroupKind:
|
||
|
|
out.APIGroup = GroupName
|
||
|
|
default:
|
||
|
|
// For unrecognized kinds, use the group portion of the APIVersion if we can get it
|
||
|
|
if gv, err := schema.ParseGroupVersion(in.APIVersion); err == nil {
|
||
|
|
out.APIGroup = gv.Group
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
// User * in v1alpha1 will only match all authenticated users
|
||
|
|
// This is only for compatibility with old RBAC bindings
|
||
|
|
// Special treatment for * should not be included in v1beta1
|
||
|
|
if out.Kind == UserKind && out.APIGroup == GroupName && out.Name == "*" {
|
||
|
|
out.Kind = GroupKind
|
||
|
|
out.Name = allAuthenticated
|
||
|
|
}
|
||
|
|
|
||
|
|
return nil
|
||
|
|
}
|
||
|
|
|
||
|
|
func Convert_rbac_Subject_To_v1alpha1_Subject(in *api.Subject, out *Subject, s conversion.Scope) error {
|
||
|
|
if err := autoConvert_rbac_Subject_To_v1alpha1_Subject(in, out, s); err != nil {
|
||
|
|
return err
|
||
|
|
}
|
||
|
|
|
||
|
|
switch {
|
||
|
|
case in.Kind == ServiceAccountKind && in.APIGroup == "":
|
||
|
|
// Make service accounts v1
|
||
|
|
out.APIVersion = "v1"
|
||
|
|
case in.Kind == UserKind && in.APIGroup == GroupName:
|
||
|
|
// users in the rbac API group get v1alpha
|
||
|
|
out.APIVersion = SchemeGroupVersion.String()
|
||
|
|
case in.Kind == GroupKind && in.APIGroup == GroupName:
|
||
|
|
// groups in the rbac API group get v1alpha
|
||
|
|
out.APIVersion = SchemeGroupVersion.String()
|
||
|
|
default:
|
||
|
|
// otherwise, they get an unspecified version of a group
|
||
|
|
out.APIVersion = schema.GroupVersion{Group: in.APIGroup}.String()
|
||
|
|
}
|
||
|
|
|
||
|
|
return nil
|
||
|
|
}
|