func roundTrip(t *testing.T, codec runtime.Codec, item runtime.Object) {
printer := spew.ConfigState{DisableMethods: true}
name := reflect.TypeOf(item).Elem().Name()
data, err := codec.Encode(item)
if err != nil {
t.Errorf("%v: %v (%s)", name, err, printer.Sprintf("%#v", item))
return
}
obj2, err := codec.Decode(data)
if err != nil {
t.Errorf("0: %v: %v\nCodec: %v\nData: %s\nSource: %#v", name, err, codec, string(data), printer.Sprintf("%#v", item))
return
}
if !api.Semantic.DeepEqual(item, obj2) {
t.Errorf("1: %v: diff: %v\nCodec: %v\nData: %s\nSource: %#v\nFinal: %#v", name, util.ObjectGoPrintDiff(item, obj2), codec, string(data), printer.Sprintf("%#v", item), printer.Sprintf("%#v", obj2))
return
}
obj3 := reflect.New(reflect.TypeOf(item).Elem()).Interface().(runtime.Object)
err = codec.DecodeInto(data, obj3)
if err != nil {
t.Errorf("2: %v: %v", name, err)
return
}
if !api.Semantic.DeepEqual(item, obj3) {
t.Errorf("3: %v: diff: %v\nCodec: %v", name, util.ObjectDiff(item, obj3), codec)
return
}
}
// CreateResource returns a function that will handle a resource creation.
func CreateResource(r RESTCreater, ctxFn ContextFunc, namer ScopeNamer, codec runtime.Codec, typer runtime.ObjectTyper, resource string, admit admission.Interface) restful.RouteFunction {
return func(req *restful.Request, res *restful.Response) {
w := res.ResponseWriter
// TODO: we either want to remove timeout or document it (if we document, move timeout out of this function and declare it in api_installer)
timeout := parseTimeout(req.Request.URL.Query().Get("timeout"))
namespace, err := namer.Namespace(req)
if err != nil {
errorJSON(err, codec, w)
return
}
ctx := ctxFn(req)
ctx = api.WithNamespace(ctx, namespace)
body, err := readBody(req.Request)
if err != nil {
errorJSON(err, codec, w)
return
}
obj := r.New()
if err := codec.DecodeInto(body, obj); err != nil {
err = transformDecodeError(typer, err, obj, body)
errorJSON(err, codec, w)
return
}
err = admit.Admit(admission.NewAttributesRecord(obj, namespace, resource, "CREATE"))
if err != nil {
errorJSON(err, codec, w)
return
}
result, err := finishRequest(timeout, func() (runtime.Object, error) {
out, err := r.Create(ctx, obj)
if status, ok := out.(*api.Status); ok && err == nil && status.Code == 0 {
status.Code = http.StatusCreated
}
return out, err
})
if err != nil {
errorJSON(err, codec, w)
return
}
if err := setSelfLink(result, req, namer); err != nil {
errorJSON(err, codec, w)
return
}
writeJSON(http.StatusCreated, codec, result, w)
}
}
// ToWireFormat takes input 'data' as either json or yaml, checks that it parses as the
// appropriate object type, and returns json for sending to the API or an error.
func (p *Parser) ToWireFormat(data []byte, storage string, c runtime.Codec) ([]byte, error) {
prototypeType, found := p.storageToType[storage]
if !found {
return nil, fmt.Errorf("unknown storage type: %v", storage)
}
obj := reflect.New(prototypeType).Interface().(runtime.Object)
err := c.DecodeInto(data, obj)
if err != nil {
return nil, err
}
return c.Encode(obj)
}
func roundTrip(t *testing.T, codec runtime.Codec, originalItem runtime.Object) {
// Make a copy of the originalItem to give to conversion functions
// This lets us know if conversion messed with the input object
deepCopy, err := api.Scheme.DeepCopy(originalItem)
if err != nil {
t.Errorf("Could not copy object: %v", err)
return
}
item := deepCopy.(runtime.Object)
name := reflect.TypeOf(item).Elem().Name()
data, err := codec.Encode(item)
if err != nil {
if conversion.IsNotRegisteredError(err) {
t.Logf("%v is not registered", name)
return
}
t.Errorf("%v: %v (%#v)", name, err, item)
return
}
obj2, err := codec.Decode(data)
if err != nil {
t.Errorf("0: %v: %v\nCodec: %v\nData: %s\nSource: %#v", name, err, codec, string(data), originalItem)
return
}
if reflect.TypeOf(item) != reflect.TypeOf(obj2) {
obj2conv := reflect.New(reflect.TypeOf(item).Elem()).Interface().(runtime.Object)
if err := api.Scheme.Convert(obj2, obj2conv); err != nil {
t.Errorf("0X: no conversion from %v to %v: %v", reflect.TypeOf(item), reflect.TypeOf(obj2), err)
return
}
obj2 = obj2conv
}
if !api.Semantic.DeepEqual(originalItem, obj2) {
t.Errorf("1: %v: diff: %v\nCodec: %v\nData: %s\nSource: %s", name, util.ObjectDiff(originalItem, obj2), codec, string(data), util.ObjectGoPrintSideBySide(originalItem, obj2))
return
}
obj3 := reflect.New(reflect.TypeOf(item).Elem()).Interface().(runtime.Object)
err = codec.DecodeInto(data, obj3)
if err != nil {
t.Errorf("2: %v: %v", name, err)
return
}
if !api.Semantic.DeepEqual(originalItem, obj3) {
t.Errorf("3: %v: diff: %v\nCodec: %v", name, util.ObjectDiff(originalItem, obj3), codec)
return
}
}
func runTest(t *testing.T, codec runtime.Codec, source runtime.Object) {
name := reflect.TypeOf(source).Elem().Name()
apiObjectFuzzer.Fuzz(source)
j, err := runtime.FindJSONBase(source)
if err != nil {
t.Fatalf("Unexpected error %v for %#v", err, source)
}
j.SetKind("")
j.SetAPIVersion("")
data, err := codec.Encode(source)
if err != nil {
t.Errorf("%v: %v (%#v)", name, err, source)
return
}
obj2, err := codec.Decode(data)
if err != nil {
t.Errorf("%v: %v", name, err)
return
} else {
if !reflect.DeepEqual(source, obj2) {
t.Errorf("1: %v: diff: %v", name, runtime.ObjectDiff(source, obj2))
return
}
}
obj3 := reflect.New(reflect.TypeOf(source).Elem()).Interface().(runtime.Object)
err = codec.DecodeInto(data, obj3)
if err != nil {
t.Errorf("2: %v: %v", name, err)
return
} else {
if !reflect.DeepEqual(source, obj3) {
t.Errorf("3: %v: diff: %v", name, runtime.ObjectDiff(source, obj3))
return
}
}
}
// PatchResource returns a function that will handle a resource patch
// TODO: Eventually PatchResource should just use AtomicUpdate and this routine should be a bit cleaner
func PatchResource(r RESTPatcher, ctxFn ContextFunc, namer ScopeNamer, codec runtime.Codec, typer runtime.ObjectTyper, resource string, admit admission.Interface) restful.RouteFunction {
return func(req *restful.Request, res *restful.Response) {
w := res.ResponseWriter
// TODO: we either want to remove timeout or document it (if we document, move timeout out of this function and declare it in api_installer)
timeout := parseTimeout(req.Request.URL.Query().Get("timeout"))
namespace, name, err := namer.Name(req)
if err != nil {
errorJSON(err, codec, w)
return
}
obj := r.New()
// PATCH requires same permission as UPDATE
err = admit.Admit(admission.NewAttributesRecord(obj, namespace, resource, "UPDATE"))
if err != nil {
errorJSON(err, codec, w)
return
}
ctx := ctxFn(req)
ctx = api.WithNamespace(ctx, namespace)
original, err := r.Get(ctx, name)
if err != nil {
errorJSON(err, codec, w)
return
}
originalObjJs, err := codec.Encode(original)
if err != nil {
errorJSON(err, codec, w)
return
}
patchJs, err := readBody(req.Request)
if err != nil {
errorJSON(err, codec, w)
return
}
patchedObjJs, err := jsonpatch.MergePatch(originalObjJs, patchJs)
if err != nil {
errorJSON(err, codec, w)
return
}
if err := codec.DecodeInto(patchedObjJs, obj); err != nil {
errorJSON(err, codec, w)
return
}
if err := checkName(obj, name, namespace, namer); err != nil {
errorJSON(err, codec, w)
return
}
result, err := finishRequest(timeout, func() (runtime.Object, error) {
// update should never create as previous get would fail
obj, _, err := r.Update(ctx, obj)
return obj, err
})
if err != nil {
errorJSON(err, codec, w)
return
}
if err := setSelfLink(result, req, namer); err != nil {
errorJSON(err, codec, w)
return
}
writeJSON(http.StatusOK, codec, result, w)
}
}
