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proxy.go
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proxy.go
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package role
import (
apierrors "k8s.io/apimachinery/pkg/api/errors"
metainternal "k8s.io/apimachinery/pkg/apis/meta/internalversion"
metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
"k8s.io/apimachinery/pkg/runtime"
apirequest "k8s.io/apiserver/pkg/endpoints/request"
"k8s.io/apiserver/pkg/registry/rest"
restclient "k8s.io/client-go/rest"
rbacinternalversion "k8s.io/kubernetes/pkg/client/clientset_generated/internalclientset/typed/rbac/internalversion"
"k8s.io/kubernetes/pkg/printers"
printerstorage "k8s.io/kubernetes/pkg/printers/storage"
authorizationapi "github.com/openshift/origin/pkg/authorization/apis/authorization"
"github.com/openshift/origin/pkg/authorization/registry/util"
authclient "github.com/openshift/origin/pkg/client/impersonatingclient"
printersinternal "github.com/openshift/origin/pkg/printers/internalversion"
utilregistry "github.com/openshift/origin/pkg/util/registry"
)
type REST struct {
privilegedClient restclient.Interface
rest.TableConvertor
}
var _ rest.Lister = &REST{}
var _ rest.Getter = &REST{}
var _ rest.CreaterUpdater = &REST{}
var _ rest.GracefulDeleter = &REST{}
func NewREST(client restclient.Interface) utilregistry.NoWatchStorage {
return utilregistry.WrapNoWatchStorageError(&REST{
privilegedClient: client,
TableConvertor: printerstorage.TableConvertor{TablePrinter: printers.NewTablePrinter().With(printersinternal.AddHandlers)},
})
}
func (s *REST) New() runtime.Object {
return &authorizationapi.Role{}
}
func (s *REST) NewList() runtime.Object {
return &authorizationapi.RoleList{}
}
func (s *REST) List(ctx apirequest.Context, options *metainternal.ListOptions) (runtime.Object, error) {
client, err := s.getImpersonatingClient(ctx)
if err != nil {
return nil, err
}
optv1 := metav1.ListOptions{}
if err := metainternal.Convert_internalversion_ListOptions_To_v1_ListOptions(options, &optv1, nil); err != nil {
return nil, err
}
roles, err := client.List(optv1)
if err != nil {
return nil, err
}
ret := &authorizationapi.RoleList{ListMeta: roles.ListMeta}
for _, curr := range roles.Items {
role, err := util.RoleFromRBAC(&curr)
if err != nil {
return nil, err
}
ret.Items = append(ret.Items, *role)
}
return ret, nil
}
func (s *REST) Get(ctx apirequest.Context, name string, options *metav1.GetOptions) (runtime.Object, error) {
client, err := s.getImpersonatingClient(ctx)
if err != nil {
return nil, err
}
ret, err := client.Get(name, *options)
if err != nil {
return nil, err
}
role, err := util.RoleFromRBAC(ret)
if err != nil {
return nil, err
}
return role, nil
}
func (s *REST) Delete(ctx apirequest.Context, name string, options *metav1.DeleteOptions) (runtime.Object, bool, error) {
client, err := s.getImpersonatingClient(ctx)
if err != nil {
return nil, false, err
}
if err := client.Delete(name, options); err != nil {
return nil, false, err
}
return &metav1.Status{Status: metav1.StatusSuccess}, true, nil
}
func (s *REST) Create(ctx apirequest.Context, obj runtime.Object, _ rest.ValidateObjectFunc, _ bool) (runtime.Object, error) {
client, err := s.getImpersonatingClient(ctx)
if err != nil {
return nil, err
}
convertedObj, err := util.RoleToRBAC(obj.(*authorizationapi.Role))
if err != nil {
return nil, err
}
ret, err := client.Create(convertedObj)
if err != nil {
return nil, err
}
role, err := util.RoleFromRBAC(ret)
if err != nil {
return nil, err
}
return role, nil
}
func (s *REST) Update(ctx apirequest.Context, name string, objInfo rest.UpdatedObjectInfo, _ rest.ValidateObjectFunc, _ rest.ValidateObjectUpdateFunc) (runtime.Object, bool, error) {
client, err := s.getImpersonatingClient(ctx)
if err != nil {
return nil, false, err
}
old, err := client.Get(name, metav1.GetOptions{})
if err != nil {
return nil, false, err
}
oldRole, err := util.RoleFromRBAC(old)
if err != nil {
return nil, false, err
}
obj, err := objInfo.UpdatedObject(ctx, oldRole)
if err != nil {
return nil, false, err
}
updatedRole, err := util.RoleToRBAC(obj.(*authorizationapi.Role))
if err != nil {
return nil, false, err
}
ret, err := client.Update(updatedRole)
if err != nil {
return nil, false, err
}
role, err := util.RoleFromRBAC(ret)
if err != nil {
return nil, false, err
}
return role, false, err
}
func (s *REST) getImpersonatingClient(ctx apirequest.Context) (rbacinternalversion.RoleInterface, error) {
namespace, ok := apirequest.NamespaceFrom(ctx)
if !ok {
return nil, apierrors.NewBadRequest("namespace parameter required")
}
rbacClient, err := authclient.NewImpersonatingRBACFromContext(ctx, s.privilegedClient)
if err != nil {
return nil, err
}
return rbacClient.Roles(namespace), nil
}