| /* |
| 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 := GetControllerOf(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 { |
| for _, ref := range controllee.GetOwnerReferences() { |
| if ref.Controller != nil && *ref.Controller { |
| return &ref |
| } |
| } |
| 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, |
| } |
| } |