VOL-1917 move to go mod

Change-Id: Ia8de8bd8a4f4d908cc1fa745f6f4ec949629017b
diff --git a/vendor/k8s.io/apimachinery/pkg/apis/meta/v1/unstructured/helpers.go b/vendor/k8s.io/apimachinery/pkg/apis/meta/v1/unstructured/helpers.go
index fc138e7..3b07e86 100644
--- a/vendor/k8s.io/apimachinery/pkg/apis/meta/v1/unstructured/helpers.go
+++ b/vendor/k8s.io/apimachinery/pkg/apis/meta/v1/unstructured/helpers.go
@@ -47,6 +47,9 @@
 	var val interface{} = obj
 
 	for i, field := range fields {
+		if val == nil {
+			return nil, false, nil
+		}
 		if m, ok := val.(map[string]interface{}); ok {
 			val, ok = m[field]
 			if !ok {
@@ -272,6 +275,22 @@
 	return val
 }
 
+func getNestedInt64(obj map[string]interface{}, fields ...string) int64 {
+	val, found, err := NestedInt64(obj, fields...)
+	if !found || err != nil {
+		return 0
+	}
+	return val
+}
+
+func getNestedInt64Pointer(obj map[string]interface{}, fields ...string) *int64 {
+	val, found, err := NestedInt64(obj, fields...)
+	if !found || err != nil {
+		return nil
+	}
+	return &val
+}
+
 func jsonPath(fields []string) string {
 	return "." + strings.Join(fields, ".")
 }
diff --git a/vendor/k8s.io/apimachinery/pkg/apis/meta/v1/unstructured/unstructured.go b/vendor/k8s.io/apimachinery/pkg/apis/meta/v1/unstructured/unstructured.go
index 781469e..0ba18d4 100644
--- a/vendor/k8s.io/apimachinery/pkg/apis/meta/v1/unstructured/unstructured.go
+++ b/vendor/k8s.io/apimachinery/pkg/apis/meta/v1/unstructured/unstructured.go
@@ -47,6 +47,7 @@
 
 var _ metav1.Object = &Unstructured{}
 var _ runtime.Unstructured = &Unstructured{}
+var _ metav1.ListInterface = &Unstructured{}
 
 func (obj *Unstructured) GetObjectKind() schema.ObjectKind { return obj }
 
@@ -126,6 +127,16 @@
 	return err
 }
 
+// NewEmptyInstance returns a new instance of the concrete type containing only kind/apiVersion and no other data.
+// This should be called instead of reflect.New() for unstructured types because the go type alone does not preserve kind/apiVersion info.
+func (in *Unstructured) NewEmptyInstance() runtime.Unstructured {
+	out := new(Unstructured)
+	if in != nil {
+		out.GetObjectKind().SetGroupVersionKind(in.GetObjectKind().GroupVersionKind())
+	}
+	return out
+}
+
 func (in *Unstructured) DeepCopy() *Unstructured {
 	if in == nil {
 		return nil
@@ -143,13 +154,20 @@
 	SetNestedField(u.Object, value, fields...)
 }
 
-func (u *Unstructured) setNestedSlice(value []string, fields ...string) {
+func (u *Unstructured) setNestedStringSlice(value []string, fields ...string) {
 	if u.Object == nil {
 		u.Object = make(map[string]interface{})
 	}
 	SetNestedStringSlice(u.Object, value, fields...)
 }
 
+func (u *Unstructured) setNestedSlice(value []interface{}, fields ...string) {
+	if u.Object == nil {
+		u.Object = make(map[string]interface{})
+	}
+	SetNestedSlice(u.Object, value, fields...)
+}
+
 func (u *Unstructured) setNestedMap(value map[string]string, fields ...string) {
 	if u.Object == nil {
 		u.Object = make(map[string]interface{})
@@ -312,6 +330,18 @@
 	u.setNestedField(c, "metadata", "continue")
 }
 
+func (u *Unstructured) GetRemainingItemCount() *int64 {
+	return getNestedInt64Pointer(u.Object, "metadata", "remainingItemCount")
+}
+
+func (u *Unstructured) SetRemainingItemCount(c *int64) {
+	if c == nil {
+		RemoveNestedField(u.Object, "metadata", "remainingItemCount")
+	} else {
+		u.setNestedField(*c, "metadata", "remainingItemCount")
+	}
+}
+
 func (u *Unstructured) GetCreationTimestamp() metav1.Time {
 	var timestamp metav1.Time
 	timestamp.UnmarshalQueryParameter(getNestedString(u.Object, "metadata", "creationTimestamp"))
@@ -436,7 +466,7 @@
 		RemoveNestedField(u.Object, "metadata", "finalizers")
 		return
 	}
-	u.setNestedSlice(finalizers, "metadata", "finalizers")
+	u.setNestedStringSlice(finalizers, "metadata", "finalizers")
 }
 
 func (u *Unstructured) GetClusterName() string {
@@ -450,3 +480,42 @@
 	}
 	u.setNestedField(clusterName, "metadata", "clusterName")
 }
+
+func (u *Unstructured) GetManagedFields() []metav1.ManagedFieldsEntry {
+	items, found, err := NestedSlice(u.Object, "metadata", "managedFields")
+	if !found || err != nil {
+		return nil
+	}
+	managedFields := []metav1.ManagedFieldsEntry{}
+	for _, item := range items {
+		m, ok := item.(map[string]interface{})
+		if !ok {
+			utilruntime.HandleError(fmt.Errorf("unable to retrieve managedFields for object, item %v is not a map", item))
+			return nil
+		}
+		out := metav1.ManagedFieldsEntry{}
+		if err := runtime.DefaultUnstructuredConverter.FromUnstructured(m, &out); err != nil {
+			utilruntime.HandleError(fmt.Errorf("unable to retrieve managedFields for object: %v", err))
+			return nil
+		}
+		managedFields = append(managedFields, out)
+	}
+	return managedFields
+}
+
+func (u *Unstructured) SetManagedFields(managedFields []metav1.ManagedFieldsEntry) {
+	if managedFields == nil {
+		RemoveNestedField(u.Object, "metadata", "managedFields")
+		return
+	}
+	items := []interface{}{}
+	for _, managedFieldsEntry := range managedFields {
+		out, err := runtime.DefaultUnstructuredConverter.ToUnstructured(&managedFieldsEntry)
+		if err != nil {
+			utilruntime.HandleError(fmt.Errorf("unable to set managedFields for object: %v", err))
+			return
+		}
+		items = append(items, out)
+	}
+	u.setNestedSlice(items, "metadata", "managedFields")
+}
diff --git a/vendor/k8s.io/apimachinery/pkg/apis/meta/v1/unstructured/unstructured_list.go b/vendor/k8s.io/apimachinery/pkg/apis/meta/v1/unstructured/unstructured_list.go
index bf3fd02..5028f5f 100644
--- a/vendor/k8s.io/apimachinery/pkg/apis/meta/v1/unstructured/unstructured_list.go
+++ b/vendor/k8s.io/apimachinery/pkg/apis/meta/v1/unstructured/unstructured_list.go
@@ -52,6 +52,16 @@
 	return nil
 }
 
+// NewEmptyInstance returns a new instance of the concrete type containing only kind/apiVersion and no other data.
+// This should be called instead of reflect.New() for unstructured types because the go type alone does not preserve kind/apiVersion info.
+func (u *UnstructuredList) NewEmptyInstance() runtime.Unstructured {
+	out := new(UnstructuredList)
+	if u != nil {
+		out.SetGroupVersionKind(u.GroupVersionKind())
+	}
+	return out
+}
+
 // UnstructuredContent returns a map contain an overlay of the Items field onto
 // the Object field. Items always overwrites overlay.
 func (u *UnstructuredList) UnstructuredContent() map[string]interface{} {
@@ -166,6 +176,18 @@
 	u.setNestedField(c, "metadata", "continue")
 }
 
+func (u *UnstructuredList) GetRemainingItemCount() *int64 {
+	return getNestedInt64Pointer(u.Object, "metadata", "remainingItemCount")
+}
+
+func (u *UnstructuredList) SetRemainingItemCount(c *int64) {
+	if c == nil {
+		RemoveNestedField(u.Object, "metadata", "remainingItemCount")
+	} else {
+		u.setNestedField(*c, "metadata", "remainingItemCount")
+	}
+}
+
 func (u *UnstructuredList) SetGroupVersionKind(gvk schema.GroupVersionKind) {
 	u.SetAPIVersion(gvk.GroupVersion().String())
 	u.SetKind(gvk.Kind)