}

	return lf
}

// listenerPredicateExcludePorts returns a listener filter predicate that will
// match everything except the passed in ports. This is useful, for example, to
// enable protocol sniffing on every port except port X and Y, because X and Y
// are explicitly declared.
func listenerPredicateExcludePorts(ports []int) *listener.ListenerFilterChainMatchPredicate {