func (lb *ListenerBuilder) GetDestinationCluster(destination *networking.Destination, service *model.Service, listenerPort int) string {
	dir, subset, port := model.TrafficDirectionInboundVIP, "http", listenerPort
	if destination.Subset != "" {
		subset += "/" + destination.Subset
	}
	if destination.GetPort() != nil {
		port = int(destination.GetPort().GetNumber())
	} else if service != nil && len(service.Ports) == 1 {

// This is used for CRUD operators on Istio configuration, as well as handling of events on config changes
type Client struct {
	// schemas defines the set of schemas used by this client.
	// Note: this must be a subset of the schemas defined in the codegen
	schemas collection.Schemas

	// domainSuffix for the config metadata
	domainSuffix string

			continue
		}
		// Ours is shorter. If it matches the checkListener, then it should ONLY match that one
		// Note protocol, port, etc are already considered when we construct bannedHostnames
		if routeHost.SubsetOf(host.Name(checkListener)) {
			return false
		}
	}
	return true
}

func filteredReferences(parents []routeParentReference) []routeParentReference {