mirror of
https://github.com/ceph/ceph-csi.git
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109 lines
3.5 KiB
Go
109 lines
3.5 KiB
Go
/*
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Copyright 2018 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 dynamic
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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/apis/meta/v1/unstructured"
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"k8s.io/apimachinery/pkg/runtime"
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"k8s.io/apimachinery/pkg/runtime/schema"
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"k8s.io/apimachinery/pkg/runtime/serializer"
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"k8s.io/apimachinery/pkg/runtime/serializer/json"
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)
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var watchScheme = runtime.NewScheme()
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var basicScheme = runtime.NewScheme()
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var deleteScheme = runtime.NewScheme()
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var parameterScheme = runtime.NewScheme()
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var deleteOptionsCodec = serializer.NewCodecFactory(deleteScheme)
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var dynamicParameterCodec = runtime.NewParameterCodec(parameterScheme)
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var versionV1 = schema.GroupVersion{Version: "v1"}
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func init() {
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metav1.AddToGroupVersion(watchScheme, versionV1)
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metav1.AddToGroupVersion(basicScheme, versionV1)
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metav1.AddToGroupVersion(parameterScheme, versionV1)
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metav1.AddToGroupVersion(deleteScheme, versionV1)
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}
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// basicNegotiatedSerializer is used to handle discovery and error handling serialization
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type basicNegotiatedSerializer struct{}
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func (s basicNegotiatedSerializer) SupportedMediaTypes() []runtime.SerializerInfo {
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return []runtime.SerializerInfo{
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{
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MediaType: "application/json",
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MediaTypeType: "application",
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MediaTypeSubType: "json",
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EncodesAsText: true,
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Serializer: json.NewSerializer(json.DefaultMetaFactory, unstructuredCreater{basicScheme}, unstructuredTyper{basicScheme}, false),
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PrettySerializer: json.NewSerializer(json.DefaultMetaFactory, unstructuredCreater{basicScheme}, unstructuredTyper{basicScheme}, true),
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StreamSerializer: &runtime.StreamSerializerInfo{
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EncodesAsText: true,
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Serializer: json.NewSerializer(json.DefaultMetaFactory, basicScheme, basicScheme, false),
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Framer: json.Framer,
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},
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},
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}
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}
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func (s basicNegotiatedSerializer) EncoderForVersion(encoder runtime.Encoder, gv runtime.GroupVersioner) runtime.Encoder {
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return runtime.WithVersionEncoder{
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Version: gv,
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Encoder: encoder,
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ObjectTyper: unstructuredTyper{basicScheme},
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}
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}
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func (s basicNegotiatedSerializer) DecoderToVersion(decoder runtime.Decoder, gv runtime.GroupVersioner) runtime.Decoder {
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return decoder
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}
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type unstructuredCreater struct {
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nested runtime.ObjectCreater
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}
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func (c unstructuredCreater) New(kind schema.GroupVersionKind) (runtime.Object, error) {
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out, err := c.nested.New(kind)
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if err == nil {
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return out, nil
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}
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out = &unstructured.Unstructured{}
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out.GetObjectKind().SetGroupVersionKind(kind)
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return out, nil
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}
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type unstructuredTyper struct {
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nested runtime.ObjectTyper
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}
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func (t unstructuredTyper) ObjectKinds(obj runtime.Object) ([]schema.GroupVersionKind, bool, error) {
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kinds, unversioned, err := t.nested.ObjectKinds(obj)
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if err == nil {
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return kinds, unversioned, nil
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}
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if _, ok := obj.(runtime.Unstructured); ok && !obj.GetObjectKind().GroupVersionKind().Empty() {
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return []schema.GroupVersionKind{obj.GetObjectKind().GroupVersionKind()}, false, nil
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}
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return nil, false, err
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}
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func (t unstructuredTyper) Recognizes(gvk schema.GroupVersionKind) bool {
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return true
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}
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