mirror of https://github.com/kubernetes/kops.git
60 lines
1.6 KiB
Go
60 lines
1.6 KiB
Go
/*
|
|
Copyright 2019 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 k8scodecs
|
|
|
|
import (
|
|
"bytes"
|
|
"fmt"
|
|
|
|
corev1 "k8s.io/api/core/v1"
|
|
metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
|
|
"k8s.io/apimachinery/pkg/runtime"
|
|
"k8s.io/apimachinery/pkg/runtime/schema"
|
|
"k8s.io/apimachinery/pkg/runtime/serializer"
|
|
"k8s.io/klog/v2"
|
|
)
|
|
|
|
var (
|
|
Scheme = runtime.NewScheme()
|
|
Codecs = serializer.NewCodecFactory(Scheme)
|
|
ParameterCodec = runtime.NewParameterCodec(Scheme)
|
|
)
|
|
|
|
func init() {
|
|
metav1.AddToGroupVersion(Scheme, schema.GroupVersion{Version: "v1"})
|
|
corev1.AddToScheme(Scheme)
|
|
}
|
|
|
|
func encoder() runtime.Encoder {
|
|
yaml, ok := runtime.SerializerInfoForMediaType(Codecs.SupportedMediaTypes(), "application/yaml")
|
|
if !ok {
|
|
klog.Fatalf("no YAML serializer registered")
|
|
}
|
|
gv := corev1.SchemeGroupVersion
|
|
return Codecs.EncoderForVersion(yaml.Serializer, gv)
|
|
}
|
|
|
|
// ToVersionedYaml encodes the object to YAML
|
|
func ToVersionedYaml(obj runtime.Object) ([]byte, error) {
|
|
var w bytes.Buffer
|
|
err := encoder().Encode(obj, &w)
|
|
if err != nil {
|
|
return nil, fmt.Errorf("error encoding %T: %v", obj, err)
|
|
}
|
|
return w.Bytes(), nil
|
|
}
|