Upgrade k8s.io/client-go to version 2
This commit is contained in:
Ed Robinson
parent
a3b95f798b
commit
6f4c5dd4ce
675 changed files with 109006 additions and 90744 deletions
245
vendor/k8s.io/client-go/pkg/runtime/serializer/json/json.go
generated
vendored
Normal file
245
vendor/k8s.io/client-go/pkg/runtime/serializer/json/json.go
generated
vendored
Normal file
|
|
@ -0,0 +1,245 @@
|
|||
/*
|
||||
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 json
|
||||
|
||||
import (
|
||||
"encoding/json"
|
||||
"io"
|
||||
|
||||
"github.com/ghodss/yaml"
|
||||
"github.com/ugorji/go/codec"
|
||||
|
||||
"k8s.io/client-go/pkg/api/unversioned"
|
||||
"k8s.io/client-go/pkg/runtime"
|
||||
"k8s.io/client-go/pkg/runtime/serializer/recognizer"
|
||||
"k8s.io/client-go/pkg/util/framer"
|
||||
utilyaml "k8s.io/client-go/pkg/util/yaml"
|
||||
)
|
||||
|
||||
// NewSerializer creates a JSON serializer that handles encoding versioned objects into the proper JSON form. If typer
|
||||
// is not nil, the object has the group, version, and kind fields set.
|
||||
func NewSerializer(meta MetaFactory, creater runtime.ObjectCreater, typer runtime.ObjectTyper, pretty bool) *Serializer {
|
||||
return &Serializer{
|
||||
meta: meta,
|
||||
creater: creater,
|
||||
typer: typer,
|
||||
yaml: false,
|
||||
pretty: pretty,
|
||||
}
|
||||
}
|
||||
|
||||
// NewYAMLSerializer creates a YAML serializer that handles encoding versioned objects into the proper YAML form. If typer
|
||||
// is not nil, the object has the group, version, and kind fields set. This serializer supports only the subset of YAML that
|
||||
// matches JSON, and will error if constructs are used that do not serialize to JSON.
|
||||
func NewYAMLSerializer(meta MetaFactory, creater runtime.ObjectCreater, typer runtime.ObjectTyper) *Serializer {
|
||||
return &Serializer{
|
||||
meta: meta,
|
||||
creater: creater,
|
||||
typer: typer,
|
||||
yaml: true,
|
||||
}
|
||||
}
|
||||
|
||||
type Serializer struct {
|
||||
meta MetaFactory
|
||||
creater runtime.ObjectCreater
|
||||
typer runtime.ObjectTyper
|
||||
yaml bool
|
||||
pretty bool
|
||||
}
|
||||
|
||||
// Serializer implements Serializer
|
||||
var _ runtime.Serializer = &Serializer{}
|
||||
var _ recognizer.RecognizingDecoder = &Serializer{}
|
||||
|
||||
// Decode attempts to convert the provided data into YAML or JSON, extract the stored schema kind, apply the provided default gvk, and then
|
||||
// load that data into an object matching the desired schema kind or the provided into. If into is *runtime.Unknown, the raw data will be
|
||||
// extracted and no decoding will be performed. If into is not registered with the typer, then the object will be straight decoded using
|
||||
// normal JSON/YAML unmarshalling. If into is provided and the original data is not fully qualified with kind/version/group, the type of
|
||||
// the into will be used to alter the returned gvk. On success or most errors, the method will return the calculated schema kind.
|
||||
func (s *Serializer) Decode(originalData []byte, gvk *unversioned.GroupVersionKind, into runtime.Object) (runtime.Object, *unversioned.GroupVersionKind, error) {
|
||||
if versioned, ok := into.(*runtime.VersionedObjects); ok {
|
||||
into = versioned.Last()
|
||||
obj, actual, err := s.Decode(originalData, gvk, into)
|
||||
if err != nil {
|
||||
return nil, actual, err
|
||||
}
|
||||
versioned.Objects = []runtime.Object{obj}
|
||||
return versioned, actual, nil
|
||||
}
|
||||
|
||||
data := originalData
|
||||
if s.yaml {
|
||||
altered, err := yaml.YAMLToJSON(data)
|
||||
if err != nil {
|
||||
return nil, nil, err
|
||||
}
|
||||
data = altered
|
||||
}
|
||||
|
||||
actual, err := s.meta.Interpret(data)
|
||||
if err != nil {
|
||||
return nil, nil, err
|
||||
}
|
||||
|
||||
if gvk != nil {
|
||||
// apply kind and version defaulting from provided default
|
||||
if len(actual.Kind) == 0 {
|
||||
actual.Kind = gvk.Kind
|
||||
}
|
||||
if len(actual.Version) == 0 && len(actual.Group) == 0 {
|
||||
actual.Group = gvk.Group
|
||||
actual.Version = gvk.Version
|
||||
}
|
||||
if len(actual.Version) == 0 && actual.Group == gvk.Group {
|
||||
actual.Version = gvk.Version
|
||||
}
|
||||
}
|
||||
|
||||
if unk, ok := into.(*runtime.Unknown); ok && unk != nil {
|
||||
unk.Raw = originalData
|
||||
unk.ContentType = runtime.ContentTypeJSON
|
||||
unk.GetObjectKind().SetGroupVersionKind(*actual)
|
||||
return unk, actual, nil
|
||||
}
|
||||
|
||||
if into != nil {
|
||||
types, _, err := s.typer.ObjectKinds(into)
|
||||
switch {
|
||||
case runtime.IsNotRegisteredError(err):
|
||||
if err := codec.NewDecoderBytes(data, new(codec.JsonHandle)).Decode(into); err != nil {
|
||||
return nil, actual, err
|
||||
}
|
||||
return into, actual, nil
|
||||
case err != nil:
|
||||
return nil, actual, err
|
||||
default:
|
||||
typed := types[0]
|
||||
if len(actual.Kind) == 0 {
|
||||
actual.Kind = typed.Kind
|
||||
}
|
||||
if len(actual.Version) == 0 && len(actual.Group) == 0 {
|
||||
actual.Group = typed.Group
|
||||
actual.Version = typed.Version
|
||||
}
|
||||
if len(actual.Version) == 0 && actual.Group == typed.Group {
|
||||
actual.Version = typed.Version
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
if len(actual.Kind) == 0 {
|
||||
return nil, actual, runtime.NewMissingKindErr(string(originalData))
|
||||
}
|
||||
if len(actual.Version) == 0 {
|
||||
return nil, actual, runtime.NewMissingVersionErr(string(originalData))
|
||||
}
|
||||
|
||||
// use the target if necessary
|
||||
obj, err := runtime.UseOrCreateObject(s.typer, s.creater, *actual, into)
|
||||
if err != nil {
|
||||
return nil, actual, err
|
||||
}
|
||||
|
||||
if err := codec.NewDecoderBytes(data, new(codec.JsonHandle)).Decode(obj); err != nil {
|
||||
return nil, actual, err
|
||||
}
|
||||
return obj, actual, nil
|
||||
}
|
||||
|
||||
// Encode serializes the provided object to the given writer.
|
||||
func (s *Serializer) Encode(obj runtime.Object, w io.Writer) error {
|
||||
if s.yaml {
|
||||
json, err := json.Marshal(obj)
|
||||
if err != nil {
|
||||
return err
|
||||
}
|
||||
data, err := yaml.JSONToYAML(json)
|
||||
if err != nil {
|
||||
return err
|
||||
}
|
||||
_, err = w.Write(data)
|
||||
return err
|
||||
}
|
||||
|
||||
if s.pretty {
|
||||
data, err := json.MarshalIndent(obj, "", " ")
|
||||
if err != nil {
|
||||
return err
|
||||
}
|
||||
_, err = w.Write(data)
|
||||
return err
|
||||
}
|
||||
encoder := json.NewEncoder(w)
|
||||
return encoder.Encode(obj)
|
||||
}
|
||||
|
||||
// RecognizesData implements the RecognizingDecoder interface.
|
||||
func (s *Serializer) RecognizesData(peek io.Reader) (ok, unknown bool, err error) {
|
||||
if s.yaml {
|
||||
// we could potentially look for '---'
|
||||
return false, true, nil
|
||||
}
|
||||
_, ok = utilyaml.GuessJSONStream(peek, 2048)
|
||||
return ok, false, nil
|
||||
}
|
||||
|
||||
// Framer is the default JSON framing behavior, with newlines delimiting individual objects.
|
||||
var Framer = jsonFramer{}
|
||||
|
||||
type jsonFramer struct{}
|
||||
|
||||
// NewFrameWriter implements stream framing for this serializer
|
||||
func (jsonFramer) NewFrameWriter(w io.Writer) io.Writer {
|
||||
// we can write JSON objects directly to the writer, because they are self-framing
|
||||
return w
|
||||
}
|
||||
|
||||
// NewFrameReader implements stream framing for this serializer
|
||||
func (jsonFramer) NewFrameReader(r io.ReadCloser) io.ReadCloser {
|
||||
// we need to extract the JSON chunks of data to pass to Decode()
|
||||
return framer.NewJSONFramedReader(r)
|
||||
}
|
||||
|
||||
// Framer is the default JSON framing behavior, with newlines delimiting individual objects.
|
||||
var YAMLFramer = yamlFramer{}
|
||||
|
||||
type yamlFramer struct{}
|
||||
|
||||
// NewFrameWriter implements stream framing for this serializer
|
||||
func (yamlFramer) NewFrameWriter(w io.Writer) io.Writer {
|
||||
return yamlFrameWriter{w}
|
||||
}
|
||||
|
||||
// NewFrameReader implements stream framing for this serializer
|
||||
func (yamlFramer) NewFrameReader(r io.ReadCloser) io.ReadCloser {
|
||||
// extract the YAML document chunks directly
|
||||
return utilyaml.NewDocumentDecoder(r)
|
||||
}
|
||||
|
||||
type yamlFrameWriter struct {
|
||||
w io.Writer
|
||||
}
|
||||
|
||||
// Write separates each document with the YAML document separator (`---` followed by line
|
||||
// break). Writers must write well formed YAML documents (include a final line break).
|
||||
func (w yamlFrameWriter) Write(data []byte) (n int, err error) {
|
||||
if _, err := w.w.Write([]byte("---\n")); err != nil {
|
||||
return 0, err
|
||||
}
|
||||
return w.w.Write(data)
|
||||
}
|
||||
Loading…
Add table
Add a link
Reference in a new issue