Update go dependencies

vendor/k8s.io/apimachinery/pkg/runtime/converter.go

@@ -73,7 +73,6 @@ var (
 	mapStringInterfaceType = reflect.TypeOf(map[string]interface{}{})
 	stringType             = reflect.TypeOf(string(""))
 	int64Type              = reflect.TypeOf(int64(0))
-	uint64Type             = reflect.TypeOf(uint64(0))
 	float64Type            = reflect.TypeOf(float64(0))
 	boolType               = reflect.TypeOf(bool(false))
 	fieldCache             = newFieldsCache()
@@ -411,8 +410,7 @@ func (c *unstructuredConverter) ToUnstructured(obj interface{}) (map[string]inte
 	var u map[string]interface{}
 	var err error
 	if unstr, ok := obj.(Unstructured); ok {
-		// UnstructuredContent() mutates the object so we need to make a copy first
-		u = unstr.DeepCopyObject().(Unstructured).UnstructuredContent()
+		u = unstr.UnstructuredContent()
 	} else {
 		t := reflect.TypeOf(obj)
 		value := reflect.ValueOf(obj)
@@ -439,22 +437,32 @@ func (c *unstructuredConverter) ToUnstructured(obj interface{}) (map[string]inte
 }
 
 // DeepCopyJSON deep copies the passed value, assuming it is a valid JSON representation i.e. only contains
-// types produced by json.Unmarshal().
+// types produced by json.Unmarshal() and also int64.
+// bool, int64, float64, string, []interface{}, map[string]interface{}, json.Number and nil
 func DeepCopyJSON(x map[string]interface{}) map[string]interface{} {
 	return DeepCopyJSONValue(x).(map[string]interface{})
 }
 
 // DeepCopyJSONValue deep copies the passed value, assuming it is a valid JSON representation i.e. only contains
-// types produced by json.Unmarshal().
+// types produced by json.Unmarshal() and also int64.
+// bool, int64, float64, string, []interface{}, map[string]interface{}, json.Number and nil
 func DeepCopyJSONValue(x interface{}) interface{} {
 	switch x := x.(type) {
 	case map[string]interface{}:
+		if x == nil {
+			// Typed nil - an interface{} that contains a type map[string]interface{} with a value of nil
+			return x
+		}
 		clone := make(map[string]interface{}, len(x))
 		for k, v := range x {
 			clone[k] = DeepCopyJSONValue(v)
 		}
 		return clone
 	case []interface{}:
+		if x == nil {
+			// Typed nil - an interface{} that contains a type []interface{} with a value of nil
+			return x
+		}
 		clone := make([]interface{}, len(x))
 		for i, v := range x {
 			clone[i] = DeepCopyJSONValue(v)
@@ -584,10 +592,14 @@ func toUnstructured(sv, dv reflect.Value) error {
 		dv.Set(reflect.ValueOf(sv.Int()))
 		return nil
 	case reflect.Uint, reflect.Uint8, reflect.Uint16, reflect.Uint32, reflect.Uint64:
-		if dt.Kind() == reflect.Interface && dv.NumMethod() == 0 {
-			dv.Set(reflect.New(uint64Type))
+		uVal := sv.Uint()
+		if uVal > math.MaxInt64 {
+			return fmt.Errorf("unsigned value %d does not fit into int64 (overflow)", uVal)
 		}
-		dv.Set(reflect.ValueOf(sv.Uint()))
+		if dt.Kind() == reflect.Interface && dv.NumMethod() == 0 {
+			dv.Set(reflect.New(int64Type))
+		}
+		dv.Set(reflect.ValueOf(int64(uVal)))
 		return nil
 	case reflect.Float32, reflect.Float64:
 		if dt.Kind() == reflect.Interface && dv.NumMethod() == 0 {

vendor/k8s.io/apimachinery/pkg/runtime/error.go

@@ -41,10 +41,18 @@ func NewNotRegisteredErrForTarget(t reflect.Type, target GroupVersioner) error {
 	return &notRegisteredErr{t: t, target: target}
 }
 
+func NewNotRegisteredGVKErrForTarget(gvk schema.GroupVersionKind, target GroupVersioner) error {
+	return &notRegisteredErr{gvk: gvk, target: target}
+}
+
 func (k *notRegisteredErr) Error() string {
 	if k.t != nil && k.target != nil {
 		return fmt.Sprintf("%v is not suitable for converting to %q", k.t, k.target)
 	}
+	nullGVK := schema.GroupVersionKind{}
+	if k.gvk != nullGVK && k.target != nil {
+		return fmt.Sprintf("%q is not suitable for converting to %q", k.gvk.GroupVersion(), k.target)
+	}
 	if k.t != nil {
 		return fmt.Sprintf("no kind is registered for the type %v", k.t)
 	}

vendor/k8s.io/apimachinery/pkg/runtime/generated.pb.go

@@ -1,5 +1,5 @@
 /*
-Copyright 2018 The Kubernetes Authors.
+Copyright 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.

vendor/k8s.io/apimachinery/pkg/runtime/generated.proto

@@ -1,5 +1,5 @@
 /*
-Copyright 2018 The Kubernetes Authors.
+Copyright 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.

vendor/k8s.io/apimachinery/pkg/runtime/interfaces.go

@@ -174,13 +174,16 @@ type ObjectVersioner interface {
 
 // ObjectConvertor converts an object to a different version.
 type ObjectConvertor interface {
-	// Convert attempts to convert one object into another, or returns an error. This method does
-	// not guarantee the in object is not mutated. The context argument will be passed to
-	// all nested conversions.
+	// Convert attempts to convert one object into another, or returns an error. This
+	// method does not mutate the in object, but the in and out object might share data structures,
+	// i.e. the out object cannot be mutated without mutating the in object as well.
+	// The context argument will be passed to all nested conversions.
 	Convert(in, out, context interface{}) error
 	// ConvertToVersion takes the provided object and converts it the provided version. This
-	// method does not guarantee that the in object is not mutated. This method is similar to
-	// Convert() but handles specific details of choosing the correct output version.
+	// method does not mutate the in object, but the in and out object might share data structures,
+	// i.e. the out object cannot be mutated without mutating the in object as well.
+	// This method is similar to Convert() but handles specific details of choosing the correct
+	// output version.
 	ConvertToVersion(in Object, gv GroupVersioner) (out Object, err error)
 	ConvertFieldLabel(version, kind, label, value string) (string, string, error)
 }
@@ -234,9 +237,9 @@ type Object interface {
 // to JSON allowed.
 type Unstructured interface {
 	Object
-	// UnstructuredContent returns a non-nil, mutable map of the contents of this object. Values may be
+	// UnstructuredContent returns a non-nil map with this object's contents. Values may be
 	// []interface{}, map[string]interface{}, or any primitive type. Contents are typically serialized to
-	// and from JSON.
+	// and from JSON. SetUnstructuredContent should be used to mutate the contents.
 	UnstructuredContent() map[string]interface{}
 	// SetUnstructuredContent updates the object content to match the provided map.
 	SetUnstructuredContent(map[string]interface{})

vendor/k8s.io/apimachinery/pkg/runtime/schema/generated.pb.go

@@ -1,5 +1,5 @@
 /*
-Copyright 2018 The Kubernetes Authors.
+Copyright 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.

vendor/k8s.io/apimachinery/pkg/runtime/schema/generated.proto

@@ -1,5 +1,5 @@
 /*
-Copyright 2018 The Kubernetes Authors.
+Copyright 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.

vendor/k8s.io/apimachinery/pkg/runtime/scheme.go

@@ -21,8 +21,11 @@ import (
 	"net/url"
 	"reflect"
 
+	"strings"
+
 	"k8s.io/apimachinery/pkg/conversion"
 	"k8s.io/apimachinery/pkg/runtime/schema"
+	"k8s.io/apimachinery/pkg/util/sets"
 )
 
 // Scheme defines methods for serializing and deserializing API objects, a type
@@ -68,6 +71,13 @@ type Scheme struct {
 	// converter stores all registered conversion functions. It also has
 	// default coverting behavior.
 	converter *conversion.Converter
+
+	// versionPriority is a map of groups to ordered lists of versions for those groups indicating the
+	// default priorities of these versions as registered in the scheme
+	versionPriority map[string][]string
+
+	// observedVersions keeps track of the order we've seen versions during type registration
+	observedVersions []schema.GroupVersion
 }
 
 // Function to convert a field selector to internal representation.
@@ -82,6 +92,7 @@ func NewScheme() *Scheme {
 		unversionedKinds:          map[string]reflect.Type{},
 		fieldLabelConversionFuncs: map[string]map[string]FieldLabelConversionFunc{},
 		defaulterFuncs:            map[reflect.Type]func(interface{}){},
+		versionPriority:           map[string][]string{},
 	}
 	s.converter = conversion.NewConverter(s.nameFunc)
 
@@ -111,7 +122,7 @@ func (s *Scheme) nameFunc(t reflect.Type) string {
 
 	for _, gvk := range gvks {
 		internalGV := gvk.GroupVersion()
-		internalGV.Version = "__internal" // this is hacky and maybe should be passed in
+		internalGV.Version = APIVersionInternal // this is hacky and maybe should be passed in
 		internalGVK := internalGV.WithKind(gvk.Kind)
 
 		if internalType, exists := s.gvkToType[internalGVK]; exists {
@@ -141,6 +152,7 @@ func (s *Scheme) Converter() *conversion.Converter {
 // TODO: there is discussion about removing unversioned and replacing it with objects that are manifest into
 //   every version with particular schemas. Resolve this method at that point.
 func (s *Scheme) AddUnversionedTypes(version schema.GroupVersion, types ...Object) {
+	s.addObservedVersion(version)
 	s.AddKnownTypes(version, types...)
 	for _, obj := range types {
 		t := reflect.TypeOf(obj).Elem()
@@ -158,6 +170,7 @@ func (s *Scheme) AddUnversionedTypes(version schema.GroupVersion, types ...Objec
 // the struct becomes the "kind" field when encoding. Version may not be empty - use the
 // APIVersionInternal constant if you have a type that does not have a formal version.
 func (s *Scheme) AddKnownTypes(gv schema.GroupVersion, types ...Object) {
+	s.addObservedVersion(gv)
 	for _, obj := range types {
 		t := reflect.TypeOf(obj)
 		if t.Kind() != reflect.Ptr {
@@ -173,6 +186,7 @@ func (s *Scheme) AddKnownTypes(gv schema.GroupVersion, types ...Object) {
 // your structs. Version may not be empty - use the APIVersionInternal constant if you have a
 // type that does not have a formal version.
 func (s *Scheme) AddKnownTypeWithName(gvk schema.GroupVersionKind, obj Object) {
+	s.addObservedVersion(gvk.GroupVersion())
 	t := reflect.TypeOf(obj)
 	if len(gvk.Version) == 0 {
 		panic(fmt.Sprintf("version is required on all types: %s %v", gvk, t))
@@ -620,3 +634,133 @@ func setTargetKind(obj Object, kind schema.GroupVersionKind) {
 	}
 	obj.GetObjectKind().SetGroupVersionKind(kind)
 }
+
+// SetVersionPriority allows specifying a precise order of priority. All specified versions must be in the same group,
+// and the specified order overwrites any previously specified order for this group
+func (s *Scheme) SetVersionPriority(versions ...schema.GroupVersion) error {
+	groups := sets.String{}
+	order := []string{}
+	for _, version := range versions {
+		if len(version.Version) == 0 || version.Version == APIVersionInternal {
+			return fmt.Errorf("internal versions cannot be prioritized: %v", version)
+		}
+
+		groups.Insert(version.Group)
+		order = append(order, version.Version)
+	}
+	if len(groups) != 1 {
+		return fmt.Errorf("must register versions for exactly one group: %v", strings.Join(groups.List(), ", "))
+	}
+
+	s.versionPriority[groups.List()[0]] = order
+	return nil
+}
+
+// PrioritizedVersionsForGroup returns versions for a single group in priority order
+func (s *Scheme) PrioritizedVersionsForGroup(group string) []schema.GroupVersion {
+	ret := []schema.GroupVersion{}
+	for _, version := range s.versionPriority[group] {
+		ret = append(ret, schema.GroupVersion{Group: group, Version: version})
+	}
+	for _, observedVersion := range s.observedVersions {
+		if observedVersion.Group != group {
+			continue
+		}
+		found := false
+		for _, existing := range ret {
+			if existing == observedVersion {
+				found = true
+				break
+			}
+		}
+		if !found {
+			ret = append(ret, observedVersion)
+		}
+	}
+
+	return ret
+}
+
+// PrioritizedVersionsAllGroups returns all known versions in their priority order.  Groups are random, but
+// versions for a single group are prioritized
+func (s *Scheme) PrioritizedVersionsAllGroups() []schema.GroupVersion {
+	ret := []schema.GroupVersion{}
+	for group, versions := range s.versionPriority {
+		for _, version := range versions {
+			ret = append(ret, schema.GroupVersion{Group: group, Version: version})
+		}
+	}
+	for _, observedVersion := range s.observedVersions {
+		found := false
+		for _, existing := range ret {
+			if existing == observedVersion {
+				found = true
+				break
+			}
+		}
+		if !found {
+			ret = append(ret, observedVersion)
+		}
+	}
+	return ret
+}
+
+// PreferredVersionAllGroups returns the most preferred version for every group.
+// group ordering is random.
+func (s *Scheme) PreferredVersionAllGroups() []schema.GroupVersion {
+	ret := []schema.GroupVersion{}
+	for group, versions := range s.versionPriority {
+		for _, version := range versions {
+			ret = append(ret, schema.GroupVersion{Group: group, Version: version})
+			break
+		}
+	}
+	for _, observedVersion := range s.observedVersions {
+		found := false
+		for _, existing := range ret {
+			if existing.Group == observedVersion.Group {
+				found = true
+				break
+			}
+		}
+		if !found {
+			ret = append(ret, observedVersion)
+		}
+	}
+
+	return ret
+}
+
+// IsGroupRegistered returns true if types for the group have been registered with the scheme
+func (s *Scheme) IsGroupRegistered(group string) bool {
+	for _, observedVersion := range s.observedVersions {
+		if observedVersion.Group == group {
+			return true
+		}
+	}
+	return false
+}
+
+// IsVersionRegistered returns true if types for the version have been registered with the scheme
+func (s *Scheme) IsVersionRegistered(version schema.GroupVersion) bool {
+	for _, observedVersion := range s.observedVersions {
+		if observedVersion == version {
+			return true
+		}
+	}
+
+	return false
+}
+
+func (s *Scheme) addObservedVersion(version schema.GroupVersion) {
+	if len(version.Version) == 0 || version.Version == APIVersionInternal {
+		return
+	}
+	for _, observedVersion := range s.observedVersions {
+		if observedVersion == version {
+			return
+		}
+	}
+
+	s.observedVersions = append(s.observedVersions, version)
+}

vendor/k8s.io/apimachinery/pkg/runtime/serializer/json/json.go

@@ -75,11 +75,6 @@ func init() {
 		case jsoniter.NumberValue:
 			var number json.Number
 			iter.ReadVal(&number)
-			u64, err := strconv.ParseUint(string(number), 10, 64)
-			if err == nil {
-				*(*interface{})(ptr) = u64
-				return
-			}
 			i64, err := strconv.ParseInt(string(number), 10, 64)
 			if err == nil {
 				*(*interface{})(ptr) = i64
@@ -98,6 +93,20 @@ func init() {
 	jsoniter.RegisterTypeDecoderFunc("interface {}", decodeNumberAsInt64IfPossible)
 }
 
+// CaseSensitiveJsonIterator returns a jsoniterator API that's configured to be
+// case-sensitive when unmarshalling, and otherwise compatible with
+// the encoding/json standard library.
+func CaseSensitiveJsonIterator() jsoniter.API {
+	return jsoniter.Config{
+		EscapeHTML:             true,
+		SortMapKeys:            true,
+		ValidateJsonRawMessage: true,
+		CaseSensitive:          true,
+	}.Froze()
+}
+
+var caseSensitiveJsonIterator = CaseSensitiveJsonIterator()
+
 // gvkWithDefaults returns group kind and version defaulting from provided default
 func gvkWithDefaults(actual, defaultGVK schema.GroupVersionKind) schema.GroupVersionKind {
 	if len(actual.Kind) == 0 {
@@ -162,7 +171,7 @@ func (s *Serializer) Decode(originalData []byte, gvk *schema.GroupVersionKind, i
 		types, _, err := s.typer.ObjectKinds(into)
 		switch {
 		case runtime.IsNotRegisteredError(err), isUnstructured:
-			if err := jsoniter.ConfigCompatibleWithStandardLibrary.Unmarshal(data, into); err != nil {
+			if err := caseSensitiveJsonIterator.Unmarshal(data, into); err != nil {
 				return nil, actual, err
 			}
 			return into, actual, nil
@@ -186,7 +195,7 @@ func (s *Serializer) Decode(originalData []byte, gvk *schema.GroupVersionKind, i
 		return nil, actual, err
 	}
 
-	if err := jsoniter.ConfigCompatibleWithStandardLibrary.Unmarshal(data, obj); err != nil {
+	if err := caseSensitiveJsonIterator.Unmarshal(data, obj); err != nil {
 		return nil, actual, err
 	}
 	return obj, actual, nil
@@ -195,7 +204,7 @@ func (s *Serializer) Decode(originalData []byte, gvk *schema.GroupVersionKind, i
 // 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 := jsoniter.ConfigCompatibleWithStandardLibrary.Marshal(obj)
+		json, err := caseSensitiveJsonIterator.Marshal(obj)
 		if err != nil {
 			return err
 		}
@@ -208,7 +217,7 @@ func (s *Serializer) Encode(obj runtime.Object, w io.Writer) error {
 	}
 
 	if s.pretty {
-		data, err := jsoniter.ConfigCompatibleWithStandardLibrary.MarshalIndent(obj, "", "  ")
+		data, err := caseSensitiveJsonIterator.MarshalIndent(obj, "", "  ")
 		if err != nil {
 			return err
 		}

vendor/k8s.io/apimachinery/pkg/runtime/serializer/versioning/versioning.go

@@ -19,6 +19,7 @@ package versioning
 import (
 	"io"
 
+	"k8s.io/apimachinery/pkg/apis/meta/v1/unstructured"
 	"k8s.io/apimachinery/pkg/runtime"
 	"k8s.io/apimachinery/pkg/runtime/schema"
 )
@@ -166,9 +167,27 @@ func (c *codec) Decode(data []byte, defaultGVK *schema.GroupVersionKind, into ru
 // Encode ensures the provided object is output in the appropriate group and version, invoking
 // conversion if necessary. Unversioned objects (according to the ObjectTyper) are output as is.
 func (c *codec) Encode(obj runtime.Object, w io.Writer) error {
-	switch obj.(type) {
-	case *runtime.Unknown, runtime.Unstructured:
+	switch obj := obj.(type) {
+	case *runtime.Unknown:
 		return c.encoder.Encode(obj, w)
+	case runtime.Unstructured:
+		// An unstructured list can contain objects of multiple group version kinds. don't short-circuit just
+		// because the top-level type matches our desired destination type. actually send the object to the converter
+		// to give it a chance to convert the list items if needed.
+		if _, ok := obj.(*unstructured.UnstructuredList); !ok {
+			// avoid conversion roundtrip if GVK is the right one already or is empty (yes, this is a hack, but the old behaviour we rely on in kubectl)
+			objGVK := obj.GetObjectKind().GroupVersionKind()
+			if len(objGVK.Version) == 0 {
+				return c.encoder.Encode(obj, w)
+			}
+			targetGVK, ok := c.encodeVersion.KindForGroupVersionKinds([]schema.GroupVersionKind{objGVK})
+			if !ok {
+				return runtime.NewNotRegisteredGVKErrForTarget(objGVK, c.encodeVersion)
+			}
+			if targetGVK == objGVK {
+				return c.encoder.Encode(obj, w)
+			}
+		}
 	}
 
 	gvks, isUnversioned, err := c.typer.ObjectKinds(obj)

vendor/k8s.io/apimachinery/pkg/runtime/zz_generated.deepcopy.go

@@ -1,7 +1,7 @@
 // +build !ignore_autogenerated
 
 /*
-Copyright 2018 The Kubernetes Authors.
+Copyright 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.