)

var (
	httpPorts        []int
	grpcPorts        []int
	tcpPorts         []int
	udpPorts         []int
	tlsPorts         []int
	hbonePorts       []int
	instanceIPPorts  []int
	localhostIPPorts []int
	serverFirstPorts []int
	xdsGRPCServers   []int
	metricsPort      int
	uds              string
	version          string
	cluster          string
	crt              string
	key              string