mirror of https://github.com/k3s-io/k3s
65 lines
2.2 KiB
Go
65 lines
2.2 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 metaonly
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import (
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"fmt"
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"strings"
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"k8s.io/kubernetes/pkg/api"
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"k8s.io/kubernetes/pkg/api/unversioned"
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"k8s.io/kubernetes/pkg/runtime"
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"k8s.io/kubernetes/pkg/runtime/serializer"
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)
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func (obj *MetadataOnlyObject) GetObjectKind() unversioned.ObjectKind { return obj }
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func (obj *MetadataOnlyObjectList) GetObjectKind() unversioned.ObjectKind { return obj }
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type metaOnlyJSONScheme struct{}
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// This function can be extended to mapping different gvk to different MetadataOnlyObject,
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// which embedded with different version of ObjectMeta. Currently the system
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// only supports v1.ObjectMeta.
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func gvkToMetadataOnlyObject(gvk unversioned.GroupVersionKind) runtime.Object {
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if strings.HasSuffix(gvk.Kind, "List") {
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return &MetadataOnlyObjectList{}
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} else {
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return &MetadataOnlyObject{}
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}
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}
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func NewMetadataCodecFactory() serializer.CodecFactory {
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// populating another scheme from api.Scheme, registering every kind with
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// MetadataOnlyObject (or MetadataOnlyObjectList).
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scheme := runtime.NewScheme()
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allTypes := api.Scheme.AllKnownTypes()
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for kind := range allTypes {
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if kind.Version == runtime.APIVersionInternal {
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continue
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}
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metaOnlyObject := gvkToMetadataOnlyObject(kind)
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scheme.AddKnownTypeWithName(kind, metaOnlyObject)
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}
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scheme.AddUnversionedTypes(api.Unversioned, &unversioned.Status{})
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return serializer.NewCodecFactory(scheme)
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}
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// String converts a MetadataOnlyObject to a human-readable string.
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func (metaOnly MetadataOnlyObject) String() string {
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return fmt.Sprintf("%s/%s, name: %s, DeletionTimestamp:%v", metaOnly.TypeMeta.APIVersion, metaOnly.TypeMeta.Kind, metaOnly.ObjectMeta.Name, metaOnly.ObjectMeta.DeletionTimestamp)
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}
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