client/pkg/serving/schema_handling.go

49 lines
1.5 KiB
Go

// Copyright © 2019 The Knative 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 serving
import (
"errors"
"fmt"
"github.com/knative/serving/pkg/client/clientset/versioned/scheme"
"k8s.io/apimachinery/pkg/runtime"
"k8s.io/apimachinery/pkg/runtime/schema"
)
// Update the GVK on the given object, based on the GVK registered in into the serving scheme
// for the given GroupVersion
func UpdateGroupVersionKind(obj runtime.Object, gv schema.GroupVersion) error {
gvk, err := GetGroupVersionKind(obj, gv)
if err != nil {
return err
}
obj.GetObjectKind().SetGroupVersionKind(*gvk)
return nil
}
func GetGroupVersionKind(obj runtime.Object, gv schema.GroupVersion) (*schema.GroupVersionKind, error) {
gvks, _, err := scheme.Scheme.ObjectKinds(obj)
if err != nil {
return nil, err
}
for _, gvk := range gvks {
if gvk.GroupVersion() == gv {
return &gvk, nil
}
}
return nil, errors.New(fmt.Sprintf("no group version %s registered in %s", gv, scheme.Scheme.Name()))
}