static int Main(string[] args)
{
Opts opts;
if (!Opts.ParseOpts(args, out opts))
{
return(4);
}
_packages = 0;
UdpRacerServer.Start(opts.Port, 16);
Console.WriteLine($"listening on port: {opts.Port}");
if (opts.IPs != null && opts.IPs.Count > 0)
{
Console.WriteLine($"IPs parsed: {String.Join(";",opts.IPs)}");
byte[] initialPacket = UdpRacerStart.CreateNetworkPackage(opts.IPs, opts.Port);
Console.WriteLine("++++ UDP package");
UdpRacerStart.PrintUdpRacerPackage(initialPacket);
Console.WriteLine("++++ UDP package");
using (UdpClient udpc = new UdpClient())
{
var sendTo = new IPEndPoint(opts.IPs[0], opts.Port);
udpc.Send(
initialPacket,
initialPacket.Length,
sendTo);
Console.WriteLine($"sent initial package to: {sendTo}");
}
}
ManualResetEvent ended = new ManualResetEvent(false);
while (!ended.WaitOne(1000))
{
long pkgPerSec = Interlocked.Exchange(ref _packages, 0);
Console.WriteLine($"{pkgPerSec}");
}
return(0);
}
public static bool ParseOpts(string[] args, out Opts opts)
{
opts = null;
bool showhelp = false;
string IPList = null;
Opts tmpOpts = new Opts()
{
Port = 4444
};
var cmdOpts = new BeeOptsBuilder()
.Add('p', "port", OPTTYPE.VALUE, "udp port to listen", o => tmpOpts.Port = Convert.ToUInt16(o))
.Add('i', "ip", OPTTYPE.VALUE, "ips for packet to inject", o => IPList = o)
.Add('h', "help", OPTTYPE.BOOL, "show help", o => showhelp = true)
.GetOpts();
var IPsString = Spi.BeeOpts.Parse(args, cmdOpts, (string unknownOpt) => Console.Error.WriteLine($"unknow option [{unknownOpt}]"));
if (showhelp)
{
Spi.BeeOpts.PrintOptions(cmdOpts);
Console.WriteLine(
"\nSample:"
+ "UdpRacer.exe -i 10.2.2.2,10.1.1.1"
);
return(false);
}
if (!String.IsNullOrEmpty(IPList))
{
if (!TryParseIPs(
IpsAsString: IPList.Split(',').Select(i => i.Trim()),
IPs: out tmpOpts.IPs))
{
return(false);
}
}
opts = tmpOpts;
return(true);
}