ClusterDomain:    clusterDomain,
		ResolverConfig:   resolverConfig,
	}
}

func omitDuplicates(strs []string) []string {
	uniqueStrs := make(map[string]bool)

	var ret []string
	for _, str := range strs {
		if !uniqueStrs[str] {
			ret = append(ret, str)
			uniqueStrs[str] = true
		}
	}
	return ret
}

func (c *Configurer) formDNSSearchFitsLimits(composedSearch []string, pod *v1.Pod) []string {

func (q *graceTerminateRSList) add(rs *listItem) bool {
	q.lock.Lock()
	defer q.lock.Unlock()

	uniqueRS := rs.String()
	if _, ok := q.list[uniqueRS]; ok {
		return false
	}

	klog.V(5).InfoS("Adding real server to graceful delete real server list", "realServer", rs)
	q.list[uniqueRS] = rs
	return true
}

// remove remove an element from the rsList

			uniqueRS := GetUniqueRSName(vs, newDest)
			if !proxier.gracefuldeleteManager.InTerminationList(uniqueRS) {
				continue
			}
			proxier.logger.V(5).Info("new ep is in graceful delete list", "uniqueRealServer", uniqueRS)
			err := proxier.gracefuldeleteManager.MoveRSOutofGracefulDeleteList(uniqueRS)
			if err != nil {

  // TODO(apassos) consider narrowing down this interface.
  BackwardFunction* backward_function;

  // Should be called before deleting the backward function. TODO(apassos) use
  // unique_ptrs to ensure this happens.
  std::function<void(BackwardFunction*)> backward_function_deleter;
};

// Map from tensor_id to internally-defined operation-id of the operation which