[VOL-3678] First implementation of the BBSim-sadis-server

Change-Id: I5077a8f861f4cc6af9759f31a4a415042c05eba3
diff --git a/vendor/k8s.io/apimachinery/pkg/apis/meta/v1/controller_ref.go b/vendor/k8s.io/apimachinery/pkg/apis/meta/v1/controller_ref.go
new file mode 100644
index 0000000..15b45ff
--- /dev/null
+++ b/vendor/k8s.io/apimachinery/pkg/apis/meta/v1/controller_ref.go
@@ -0,0 +1,65 @@
+/*
+Copyright 2017 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 v1
+
+import (
+	"k8s.io/apimachinery/pkg/runtime/schema"
+)
+
+// IsControlledBy checks if the  object has a controllerRef set to the given owner
+func IsControlledBy(obj Object, owner Object) bool {
+	ref := GetControllerOfNoCopy(obj)
+	if ref == nil {
+		return false
+	}
+	return ref.UID == owner.GetUID()
+}
+
+// GetControllerOf returns a pointer to a copy of the controllerRef if controllee has a controller
+func GetControllerOf(controllee Object) *OwnerReference {
+	ref := GetControllerOfNoCopy(controllee)
+	if ref == nil {
+		return nil
+	}
+	cp := *ref
+	return &cp
+}
+
+// GetControllerOf returns a pointer to the controllerRef if controllee has a controller
+func GetControllerOfNoCopy(controllee Object) *OwnerReference {
+	refs := controllee.GetOwnerReferences()
+	for i := range refs {
+		if refs[i].Controller != nil && *refs[i].Controller {
+			return &refs[i]
+		}
+	}
+	return nil
+}
+
+// NewControllerRef creates an OwnerReference pointing to the given owner.
+func NewControllerRef(owner Object, gvk schema.GroupVersionKind) *OwnerReference {
+	blockOwnerDeletion := true
+	isController := true
+	return &OwnerReference{
+		APIVersion:         gvk.GroupVersion().String(),
+		Kind:               gvk.Kind,
+		Name:               owner.GetName(),
+		UID:                owner.GetUID(),
+		BlockOwnerDeletion: &blockOwnerDeletion,
+		Controller:         &isController,
+	}
+}