i = strings.IndexAny(name2, " :")
	if i != -1 {
		name2 = name2[:i]
	}

	return name1 < name2
}

// sortIPTablesRules sorts `iptables-restore` output so as to not depend on the order that
// Services get processed in, while preserving the relative ordering of related rules.
func sortIPTablesRules(ruleData string) (string, error) {
	dump, err := iptablestest.ParseIPTablesDump(ruleData)
	if err != nil {
		return "", err