mirror of
https://github.com/ceph/ceph-csi.git
synced 2024-12-24 05:50:22 +00:00
143 lines
4.0 KiB
Go
143 lines
4.0 KiB
Go
|
/*
|
||
|
Copyright 2014 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 runtime
|
||
|
|
||
|
import (
|
||
|
"errors"
|
||
|
|
||
|
"k8s.io/apimachinery/pkg/conversion"
|
||
|
"k8s.io/apimachinery/pkg/runtime/schema"
|
||
|
)
|
||
|
|
||
|
type encodable struct {
|
||
|
E Encoder `json:"-"`
|
||
|
obj Object
|
||
|
versions []schema.GroupVersion
|
||
|
}
|
||
|
|
||
|
func (e encodable) GetObjectKind() schema.ObjectKind { return e.obj.GetObjectKind() }
|
||
|
func (e encodable) DeepCopyObject() Object {
|
||
|
var out encodable = e
|
||
|
out.obj = e.obj.DeepCopyObject()
|
||
|
copy(out.versions, e.versions)
|
||
|
return out
|
||
|
}
|
||
|
|
||
|
// NewEncodable creates an object that will be encoded with the provided codec on demand.
|
||
|
// Provided as a convenience for test cases dealing with internal objects.
|
||
|
func NewEncodable(e Encoder, obj Object, versions ...schema.GroupVersion) Object {
|
||
|
if _, ok := obj.(*Unknown); ok {
|
||
|
return obj
|
||
|
}
|
||
|
return encodable{e, obj, versions}
|
||
|
}
|
||
|
|
||
|
func (re encodable) UnmarshalJSON(in []byte) error {
|
||
|
return errors.New("runtime.encodable cannot be unmarshalled from JSON")
|
||
|
}
|
||
|
|
||
|
// Marshal may get called on pointers or values, so implement MarshalJSON on value.
|
||
|
// http://stackoverflow.com/questions/21390979/custom-marshaljson-never-gets-called-in-go
|
||
|
func (re encodable) MarshalJSON() ([]byte, error) {
|
||
|
return Encode(re.E, re.obj)
|
||
|
}
|
||
|
|
||
|
// NewEncodableList creates an object that will be encoded with the provided codec on demand.
|
||
|
// Provided as a convenience for test cases dealing with internal objects.
|
||
|
func NewEncodableList(e Encoder, objects []Object, versions ...schema.GroupVersion) []Object {
|
||
|
out := make([]Object, len(objects))
|
||
|
for i := range objects {
|
||
|
if _, ok := objects[i].(*Unknown); ok {
|
||
|
out[i] = objects[i]
|
||
|
continue
|
||
|
}
|
||
|
out[i] = NewEncodable(e, objects[i], versions...)
|
||
|
}
|
||
|
return out
|
||
|
}
|
||
|
|
||
|
func (re *Unknown) UnmarshalJSON(in []byte) error {
|
||
|
if re == nil {
|
||
|
return errors.New("runtime.Unknown: UnmarshalJSON on nil pointer")
|
||
|
}
|
||
|
re.TypeMeta = TypeMeta{}
|
||
|
re.Raw = append(re.Raw[0:0], in...)
|
||
|
re.ContentEncoding = ""
|
||
|
re.ContentType = ContentTypeJSON
|
||
|
return nil
|
||
|
}
|
||
|
|
||
|
// Marshal may get called on pointers or values, so implement MarshalJSON on value.
|
||
|
// http://stackoverflow.com/questions/21390979/custom-marshaljson-never-gets-called-in-go
|
||
|
func (re Unknown) MarshalJSON() ([]byte, error) {
|
||
|
// If ContentType is unset, we assume this is JSON.
|
||
|
if re.ContentType != "" && re.ContentType != ContentTypeJSON {
|
||
|
return nil, errors.New("runtime.Unknown: MarshalJSON on non-json data")
|
||
|
}
|
||
|
if re.Raw == nil {
|
||
|
return []byte("null"), nil
|
||
|
}
|
||
|
return re.Raw, nil
|
||
|
}
|
||
|
|
||
|
func Convert_runtime_Object_To_runtime_RawExtension(in *Object, out *RawExtension, s conversion.Scope) error {
|
||
|
if in == nil {
|
||
|
out.Raw = []byte("null")
|
||
|
return nil
|
||
|
}
|
||
|
obj := *in
|
||
|
if unk, ok := obj.(*Unknown); ok {
|
||
|
if unk.Raw != nil {
|
||
|
out.Raw = unk.Raw
|
||
|
return nil
|
||
|
}
|
||
|
obj = out.Object
|
||
|
}
|
||
|
if obj == nil {
|
||
|
out.Raw = nil
|
||
|
return nil
|
||
|
}
|
||
|
out.Object = obj
|
||
|
return nil
|
||
|
}
|
||
|
|
||
|
func Convert_runtime_RawExtension_To_runtime_Object(in *RawExtension, out *Object, s conversion.Scope) error {
|
||
|
if in.Object != nil {
|
||
|
*out = in.Object
|
||
|
return nil
|
||
|
}
|
||
|
data := in.Raw
|
||
|
if len(data) == 0 || (len(data) == 4 && string(data) == "null") {
|
||
|
*out = nil
|
||
|
return nil
|
||
|
}
|
||
|
*out = &Unknown{
|
||
|
Raw: data,
|
||
|
// TODO: Set ContentEncoding and ContentType appropriately.
|
||
|
// Currently we set ContentTypeJSON to make tests passing.
|
||
|
ContentType: ContentTypeJSON,
|
||
|
}
|
||
|
return nil
|
||
|
}
|
||
|
|
||
|
func DefaultEmbeddedConversions() []interface{} {
|
||
|
return []interface{}{
|
||
|
Convert_runtime_Object_To_runtime_RawExtension,
|
||
|
Convert_runtime_RawExtension_To_runtime_Object,
|
||
|
}
|
||
|
}
|