101 lines
3.6 KiB
Go
101 lines
3.6 KiB
Go
/*
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Copyright 2016 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 clusterrolebinding
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import (
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metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
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"k8s.io/apimachinery/pkg/watch"
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genericapirequest "k8s.io/apiserver/pkg/request"
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"k8s.io/kubernetes/pkg/api"
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"k8s.io/kubernetes/pkg/apis/rbac"
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"k8s.io/kubernetes/pkg/genericapiserver/api/rest"
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)
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// Registry is an interface for things that know how to store ClusterRoleBindings.
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type Registry interface {
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ListClusterRoleBindings(ctx genericapirequest.Context, options *api.ListOptions) (*rbac.ClusterRoleBindingList, error)
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CreateClusterRoleBinding(ctx genericapirequest.Context, clusterRoleBinding *rbac.ClusterRoleBinding) error
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UpdateClusterRoleBinding(ctx genericapirequest.Context, clusterRoleBinding *rbac.ClusterRoleBinding) error
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GetClusterRoleBinding(ctx genericapirequest.Context, name string, options *metav1.GetOptions) (*rbac.ClusterRoleBinding, error)
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DeleteClusterRoleBinding(ctx genericapirequest.Context, name string) error
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WatchClusterRoleBindings(ctx genericapirequest.Context, options *api.ListOptions) (watch.Interface, error)
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}
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// storage puts strong typing around storage calls
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type storage struct {
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rest.StandardStorage
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}
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// NewRegistry returns a new Registry interface for the given Storage. Any mismatched
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// types will panic.
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func NewRegistry(s rest.StandardStorage) Registry {
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return &storage{s}
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}
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func (s *storage) ListClusterRoleBindings(ctx genericapirequest.Context, options *api.ListOptions) (*rbac.ClusterRoleBindingList, error) {
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obj, err := s.List(ctx, options)
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if err != nil {
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return nil, err
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}
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return obj.(*rbac.ClusterRoleBindingList), nil
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}
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func (s *storage) CreateClusterRoleBinding(ctx genericapirequest.Context, clusterRoleBinding *rbac.ClusterRoleBinding) error {
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_, err := s.Create(ctx, clusterRoleBinding)
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return err
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}
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func (s *storage) UpdateClusterRoleBinding(ctx genericapirequest.Context, clusterRoleBinding *rbac.ClusterRoleBinding) error {
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_, _, err := s.Update(ctx, clusterRoleBinding.Name, rest.DefaultUpdatedObjectInfo(clusterRoleBinding, api.Scheme))
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return err
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}
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func (s *storage) WatchClusterRoleBindings(ctx genericapirequest.Context, options *api.ListOptions) (watch.Interface, error) {
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return s.Watch(ctx, options)
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}
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func (s *storage) GetClusterRoleBinding(ctx genericapirequest.Context, name string, options *metav1.GetOptions) (*rbac.ClusterRoleBinding, error) {
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obj, err := s.Get(ctx, name, options)
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if err != nil {
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return nil, err
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}
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return obj.(*rbac.ClusterRoleBinding), nil
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}
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func (s *storage) DeleteClusterRoleBinding(ctx genericapirequest.Context, name string) error {
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_, err := s.Delete(ctx, name, nil)
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return err
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}
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// AuthorizerAdapter adapts the registry to the authorizer interface
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type AuthorizerAdapter struct {
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Registry Registry
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}
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func (a AuthorizerAdapter) ListClusterRoleBindings() ([]*rbac.ClusterRoleBinding, error) {
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list, err := a.Registry.ListClusterRoleBindings(genericapirequest.NewContext(), &api.ListOptions{})
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if err != nil {
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return nil, err
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}
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ret := []*rbac.ClusterRoleBinding{}
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for i := range list.Items {
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ret = append(ret, &list.Items[i])
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}
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return ret, nil
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}
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