ContainsFinalizer checks if a finalizer already exists.

RegisterTo creates a new controller for a provided config and registers it to the controller manager.

RemoveFinalizer removes a finalizer if it exists.

SetFinalizer adds a finalizer if it doesn't exists.

DefaultRequeue is a reconcile period for a resource on success.

DefaultRequeueError is a reconcile period for a resource on error.

FinalizerCleanup is a kubernetes finalizer for stork controllers.