public void Connect() { clients.Clear(); lastContactWithClient.Clear(); clientGuids.Clear(); toDos.Clear(); IPEndPoint stunEndPoint = new IPEndPoint(IPAddress.Any, 0); foreach (IPAddress ip in Dns.GetHostAddresses("stun3.l.google.com")) { if (ip.AddressFamily == AddressFamily.InterNetwork) { stunEndPoint = new IPEndPoint(ip, 19302); } } if (stunEndPoint.Address == IPAddress.Any) { throw new Exception("STUN failed"); } socket.Bind(new IPEndPoint(IPAddress.Any, port)); Debug.Log("[Server][" + DateTime.Now + "] START " + socket.LocalEndPoint); STUNQueryResult queryResult = STUNClient.Query(socket, stunEndPoint, STUNQueryType.PublicIP); publicEndPoint = queryResult.PublicEndPoint; Debug.Log("[Server][" + DateTime.Now + "] STUN " + publicEndPoint + " via STUN server " + stunEndPoint); }
static P2pEndPoint GetExternalEndPoint(Socket socket) { // https://gist.github.com/zziuni/3741933 List <Tuple <string, int> > stunServers = new List <Tuple <string, int> >(); stunServers.Add(new Tuple <string, int>("stun.l.google.com", 19302)); stunServers.Add(new Tuple <string, int>("iphone-stun.strato-iphone.de", 3478)); stunServers.Add(new Tuple <string, int>("numb.viagenie.ca", 3478)); stunServers.Add(new Tuple <string, int>("s1.taraba.net", 3478)); stunServers.Add(new Tuple <string, int>("s2.taraba.net", 3478)); stunServers.Add(new Tuple <string, int>("stun.12connect.com", 3478)); stunServers.Add(new Tuple <string, int>("stun.12voip.com", 3478)); stunServers.Add(new Tuple <string, int>("stun.1und1.de", 3478)); stunServers.Add(new Tuple <string, int>("stun.2talk.co.nz", 3478)); stunServers.Add(new Tuple <string, int>("stun.2talk.com", 3478)); stunServers.Add(new Tuple <string, int>("stun.3clogic.com", 3478)); stunServers.Add(new Tuple <string, int>("stun.3cx.com", 3478)); stunServers.Add(new Tuple <string, int>("stun.a-mm.tv", 3478)); stunServers.Add(new Tuple <string, int>("stun.aa.net.uk", 3478)); stunServers.Add(new Tuple <string, int>("stun.acrobits.cz", 3478)); stunServers.Add(new Tuple <string, int>("stun.actionvoip.com", 3478)); stunServers.Add(new Tuple <string, int>("stun.advfn.com", 3478)); stunServers.Add(new Tuple <string, int>("stun.aeta-audio.com", 3478)); stunServers.Add(new Tuple <string, int>("stun.aeta.com", 3478)); stunServers.Add(new Tuple <string, int>("stun.alltel.com.au", 3478)); stunServers.Add(new Tuple <string, int>("stun.altar.com.pl", 3478)); stunServers.Add(new Tuple <string, int>("stun.annatel.net", 3478)); stunServers.Add(new Tuple <string, int>("stun.antisip.com", 3478)); stunServers.Add(new Tuple <string, int>("stun.arbuz.ru", 3478)); stunServers.Add(new Tuple <string, int>("stun.avigora.com", 3478)); stunServers.Add(new Tuple <string, int>("stun.avigora.fr", 3478)); stunServers.Add(new Tuple <string, int>("stun.awa-shima.com", 3478)); stunServers.Add(new Tuple <string, int>("stun.awt.be", 3478)); stunServers.Add(new Tuple <string, int>("stun.b2b2c.ca", 3478)); stunServers.Add(new Tuple <string, int>("stun.bahnhof.net", 3478)); stunServers.Add(new Tuple <string, int>("stun.barracuda.com", 3478)); stunServers.Add(new Tuple <string, int>("stun.bluesip.net", 3478)); stunServers.Add(new Tuple <string, int>("stun.bmwgs.cz", 3478)); stunServers.Add(new Tuple <string, int>("stun.botonakis.com", 3478)); stunServers.Add(new Tuple <string, int>("stun.budgetphone.nl", 3478)); stunServers.Add(new Tuple <string, int>("stun.budgetsip.com", 3478)); stunServers.Add(new Tuple <string, int>("stun.cablenet-as.net", 3478)); stunServers.Add(new Tuple <string, int>("stun.callromania.ro", 3478)); stunServers.Add(new Tuple <string, int>("stun.callwithus.com", 3478)); stunServers.Add(new Tuple <string, int>("stun.cbsys.net", 3478)); stunServers.Add(new Tuple <string, int>("stun.chathelp.ru", 3478)); stunServers.Add(new Tuple <string, int>("stun.cheapvoip.com", 3478)); stunServers.Add(new Tuple <string, int>("stun.ciktel.com", 3478)); stunServers.Add(new Tuple <string, int>("stun.cloopen.com", 3478)); stunServers.Add(new Tuple <string, int>("stun.colouredlines.com.au", 3478)); stunServers.Add(new Tuple <string, int>("stun.comfi.com", 3478)); stunServers.Add(new Tuple <string, int>("stun.commpeak.com", 3478)); stunServers.Add(new Tuple <string, int>("stun.comtube.com", 3478)); stunServers.Add(new Tuple <string, int>("stun.comtube.ru", 3478)); stunServers.Add(new Tuple <string, int>("stun.cope.es", 3478)); stunServers.Add(new Tuple <string, int>("stun.counterpath.com", 3478)); stunServers.Add(new Tuple <string, int>("stun.counterpath.net", 3478)); stunServers.Add(new Tuple <string, int>("stun.cryptonit.net", 3478)); stunServers.Add(new Tuple <string, int>("stun.darioflaccovio.it", 3478)); stunServers.Add(new Tuple <string, int>("stun.datamanagement.it", 3478)); stunServers.Add(new Tuple <string, int>("stun.dcalling.de", 3478)); stunServers.Add(new Tuple <string, int>("stun.decanet.fr", 3478)); stunServers.Add(new Tuple <string, int>("stun.demos.ru", 3478)); stunServers.Add(new Tuple <string, int>("stun.develz.org", 3478)); stunServers.Add(new Tuple <string, int>("stun.dingaling.ca", 3478)); stunServers.Add(new Tuple <string, int>("stun.doublerobotics.com", 3478)); stunServers.Add(new Tuple <string, int>("stun.drogon.net", 3478)); stunServers.Add(new Tuple <string, int>("stun.duocom.es", 3478)); stunServers.Add(new Tuple <string, int>("stun.dus.net", 3478)); stunServers.Add(new Tuple <string, int>("stun.e-fon.ch", 3478)); stunServers.Add(new Tuple <string, int>("stun.easybell.de", 3478)); stunServers.Add(new Tuple <string, int>("stun.easycall.pl", 3478)); stunServers.Add(new Tuple <string, int>("stun.easyvoip.com", 3478)); stunServers.Add(new Tuple <string, int>("stun.efficace-factory.com", 3478)); stunServers.Add(new Tuple <string, int>("stun.einsundeins.com", 3478)); stunServers.Add(new Tuple <string, int>("stun.einsundeins.de", 3478)); stunServers.Add(new Tuple <string, int>("stun.ekiga.net", 3478)); stunServers.Add(new Tuple <string, int>("stun.epygi.com", 3478)); stunServers.Add(new Tuple <string, int>("stun.etoilediese.fr", 3478)); stunServers.Add(new Tuple <string, int>("stun.eyeball.com", 3478)); stunServers.Add(new Tuple <string, int>("stun.faktortel.com.au", 3478)); stunServers.Add(new Tuple <string, int>("stun.freecall.com", 3478)); stunServers.Add(new Tuple <string, int>("stun.freeswitch.org", 3478)); stunServers.Add(new Tuple <string, int>("stun.freevoipdeal.com", 3478)); stunServers.Add(new Tuple <string, int>("stun.fuzemeeting.com", 3478)); stunServers.Add(new Tuple <string, int>("stun.gmx.de", 3478)); stunServers.Add(new Tuple <string, int>("stun.gmx.net", 3478)); stunServers.Add(new Tuple <string, int>("stun.gradwell.com", 3478)); stunServers.Add(new Tuple <string, int>("stun.halonet.pl", 3478)); stunServers.Add(new Tuple <string, int>("stun.hellonanu.com", 3478)); stunServers.Add(new Tuple <string, int>("stun.hoiio.com", 3478)); stunServers.Add(new Tuple <string, int>("stun.hosteurope.de", 3478)); stunServers.Add(new Tuple <string, int>("stun.ideasip.com", 3478)); stunServers.Add(new Tuple <string, int>("stun.imesh.com", 3478)); stunServers.Add(new Tuple <string, int>("stun.infra.net", 3478)); stunServers.Add(new Tuple <string, int>("stun.internetcalls.com", 3478)); stunServers.Add(new Tuple <string, int>("stun.intervoip.com", 3478)); stunServers.Add(new Tuple <string, int>("stun.ipcomms.net", 3478)); stunServers.Add(new Tuple <string, int>("stun.ipfire.org", 3478)); stunServers.Add(new Tuple <string, int>("stun.ippi.fr", 3478)); stunServers.Add(new Tuple <string, int>("stun.ipshka.com", 3478)); stunServers.Add(new Tuple <string, int>("stun.iptel.org", 3478)); stunServers.Add(new Tuple <string, int>("stun.irian.at", 3478)); stunServers.Add(new Tuple <string, int>("stun.it1.hr", 3478)); stunServers.Add(new Tuple <string, int>("stun.ivao.aero", 3478)); stunServers.Add(new Tuple <string, int>("stun.jappix.com", 3478)); stunServers.Add(new Tuple <string, int>("stun.jumblo.com", 3478)); stunServers.Add(new Tuple <string, int>("stun.justvoip.com", 3478)); stunServers.Add(new Tuple <string, int>("stun.kanet.ru", 3478)); stunServers.Add(new Tuple <string, int>("stun.kiwilink.co.nz", 3478)); stunServers.Add(new Tuple <string, int>("stun.kundenserver.de", 3478)); stunServers.Add(new Tuple <string, int>("stun.linea7.net", 3478)); stunServers.Add(new Tuple <string, int>("stun.linphone.org", 3478)); stunServers.Add(new Tuple <string, int>("stun.liveo.fr", 3478)); stunServers.Add(new Tuple <string, int>("stun.lowratevoip.com", 3478)); stunServers.Add(new Tuple <string, int>("stun.lugosoft.com", 3478)); stunServers.Add(new Tuple <string, int>("stun.lundimatin.fr", 3478)); stunServers.Add(new Tuple <string, int>("stun.magnet.ie", 3478)); stunServers.Add(new Tuple <string, int>("stun.manle.com", 3478)); stunServers.Add(new Tuple <string, int>("stun.mgn.ru", 3478)); stunServers.Add(new Tuple <string, int>("stun.mit.de", 3478)); stunServers.Add(new Tuple <string, int>("stun.mitake.com.tw", 3478)); stunServers.Add(new Tuple <string, int>("stun.miwifi.com", 3478)); stunServers.Add(new Tuple <string, int>("stun.modulus.gr", 3478)); stunServers.Add(new Tuple <string, int>("stun.mozcom.com", 3478)); stunServers.Add(new Tuple <string, int>("stun.myvoiptraffic.com", 3478)); stunServers.Add(new Tuple <string, int>("stun.mywatson.it", 3478)); stunServers.Add(new Tuple <string, int>("stun.nas.net", 3478)); stunServers.Add(new Tuple <string, int>("stun.neotel.co.za", 3478)); stunServers.Add(new Tuple <string, int>("stun.netappel.com", 3478)); stunServers.Add(new Tuple <string, int>("stun.netappel.fr", 3478)); stunServers.Add(new Tuple <string, int>("stun.netgsm.com.tr", 3478)); stunServers.Add(new Tuple <string, int>("stun.nfon.net", 3478)); stunServers.Add(new Tuple <string, int>("stun.noblogs.org", 3478)); stunServers.Add(new Tuple <string, int>("stun.noc.ams-ix.net", 3478)); stunServers.Add(new Tuple <string, int>("stun.node4.co.uk", 3478)); stunServers.Add(new Tuple <string, int>("stun.nonoh.net", 3478)); stunServers.Add(new Tuple <string, int>("stun.nottingham.ac.uk", 3478)); stunServers.Add(new Tuple <string, int>("stun.nova.is", 3478)); stunServers.Add(new Tuple <string, int>("stun.nventure.com", 3478)); stunServers.Add(new Tuple <string, int>("stun.on.net.mk", 3478)); stunServers.Add(new Tuple <string, int>("stun.ooma.com", 3478)); stunServers.Add(new Tuple <string, int>("stun.ooonet.ru", 3478)); stunServers.Add(new Tuple <string, int>("stun.oriontelekom.rs", 3478)); stunServers.Add(new Tuple <string, int>("stun.outland-net.de", 3478)); stunServers.Add(new Tuple <string, int>("stun.ozekiphone.com", 3478)); stunServers.Add(new Tuple <string, int>("stun.patlive.com", 3478)); stunServers.Add(new Tuple <string, int>("stun.personal-voip.de", 3478)); stunServers.Add(new Tuple <string, int>("stun.petcube.com", 3478)); stunServers.Add(new Tuple <string, int>("stun.phone.com", 3478)); stunServers.Add(new Tuple <string, int>("stun.phoneserve.com", 3478)); stunServers.Add(new Tuple <string, int>("stun.pjsip.org", 3478)); stunServers.Add(new Tuple <string, int>("stun.poivy.com", 3478)); stunServers.Add(new Tuple <string, int>("stun.powerpbx.org", 3478)); stunServers.Add(new Tuple <string, int>("stun.powervoip.com", 3478)); stunServers.Add(new Tuple <string, int>("stun.ppdi.com", 3478)); stunServers.Add(new Tuple <string, int>("stun.prizee.com", 3478)); stunServers.Add(new Tuple <string, int>("stun.qq.com", 3478)); stunServers.Add(new Tuple <string, int>("stun.qvod.com", 3478)); stunServers.Add(new Tuple <string, int>("stun.rackco.com", 3478)); stunServers.Add(new Tuple <string, int>("stun.rapidnet.de", 3478)); stunServers.Add(new Tuple <string, int>("stun.rb-net.com", 3478)); stunServers.Add(new Tuple <string, int>("stun.refint.net", 3478)); stunServers.Add(new Tuple <string, int>("stun.remote-learner.net", 3478)); stunServers.Add(new Tuple <string, int>("stun.rixtelecom.se", 3478)); stunServers.Add(new Tuple <string, int>("stun.rockenstein.de", 3478)); stunServers.Add(new Tuple <string, int>("stun.rolmail.net", 3478)); stunServers.Add(new Tuple <string, int>("stun.rounds.com", 3478)); stunServers.Add(new Tuple <string, int>("stun.rynga.com", 3478)); stunServers.Add(new Tuple <string, int>("stun.samsungsmartcam.com", 3478)); stunServers.Add(new Tuple <string, int>("stun.schlund.de", 3478)); stunServers.Add(new Tuple <string, int>("stun.services.mozilla.com", 3478)); stunServers.Add(new Tuple <string, int>("stun.sigmavoip.com", 3478)); stunServers.Add(new Tuple <string, int>("stun.sip.us", 3478)); stunServers.Add(new Tuple <string, int>("stun.sipdiscount.com", 3478)); stunServers.Add(new Tuple <string, int>("stun.sipgate.net", 10000)); stunServers.Add(new Tuple <string, int>("stun.sipgate.net", 3478)); stunServers.Add(new Tuple <string, int>("stun.siplogin.de", 3478)); stunServers.Add(new Tuple <string, int>("stun.sipnet.net", 3478)); stunServers.Add(new Tuple <string, int>("stun.sipnet.ru", 3478)); stunServers.Add(new Tuple <string, int>("stun.siportal.it", 3478)); stunServers.Add(new Tuple <string, int>("stun.sippeer.dk", 3478)); stunServers.Add(new Tuple <string, int>("stun.siptraffic.com", 3478)); stunServers.Add(new Tuple <string, int>("stun.skylink.ru", 3478)); stunServers.Add(new Tuple <string, int>("stun.sma.de", 3478)); stunServers.Add(new Tuple <string, int>("stun.smartvoip.com", 3478)); stunServers.Add(new Tuple <string, int>("stun.smsdiscount.com", 3478)); stunServers.Add(new Tuple <string, int>("stun.snafu.de", 3478)); stunServers.Add(new Tuple <string, int>("stun.softjoys.com", 3478)); stunServers.Add(new Tuple <string, int>("stun.solcon.nl", 3478)); stunServers.Add(new Tuple <string, int>("stun.solnet.ch", 3478)); stunServers.Add(new Tuple <string, int>("stun.sonetel.com", 3478)); stunServers.Add(new Tuple <string, int>("stun.sonetel.net", 3478)); stunServers.Add(new Tuple <string, int>("stun.sovtest.ru", 3478)); stunServers.Add(new Tuple <string, int>("stun.speedy.com.ar", 3478)); stunServers.Add(new Tuple <string, int>("stun.spokn.com", 3478)); stunServers.Add(new Tuple <string, int>("stun.srce.hr", 3478)); stunServers.Add(new Tuple <string, int>("stun.ssl7.net", 3478)); stunServers.Add(new Tuple <string, int>("stun.stunprotocol.org", 3478)); stunServers.Add(new Tuple <string, int>("stun.symform.com", 3478)); stunServers.Add(new Tuple <string, int>("stun.symplicity.com", 3478)); stunServers.Add(new Tuple <string, int>("stun.sysadminman.net", 3478)); stunServers.Add(new Tuple <string, int>("stun.t-online.de", 3478)); stunServers.Add(new Tuple <string, int>("stun.tagan.ru", 3478)); stunServers.Add(new Tuple <string, int>("stun.tatneft.ru", 3478)); stunServers.Add(new Tuple <string, int>("stun.teachercreated.com", 3478)); stunServers.Add(new Tuple <string, int>("stun.tel.lu", 3478)); stunServers.Add(new Tuple <string, int>("stun.telbo.com", 3478)); stunServers.Add(new Tuple <string, int>("stun.telefacil.com", 3478)); stunServers.Add(new Tuple <string, int>("stun.tis-dialog.ru", 3478)); stunServers.Add(new Tuple <string, int>("stun.tng.de", 3478)); stunServers.Add(new Tuple <string, int>("stun.twt.it", 3478)); stunServers.Add(new Tuple <string, int>("stun.u-blox.com", 3478)); stunServers.Add(new Tuple <string, int>("stun.ucallweconn.net", 3478)); stunServers.Add(new Tuple <string, int>("stun.ucsb.edu", 3478)); stunServers.Add(new Tuple <string, int>("stun.ucw.cz", 3478)); stunServers.Add(new Tuple <string, int>("stun.uls.co.za", 3478)); stunServers.Add(new Tuple <string, int>("stun.unseen.is", 3478)); stunServers.Add(new Tuple <string, int>("stun.usfamily.net", 3478)); stunServers.Add(new Tuple <string, int>("stun.veoh.com", 3478)); stunServers.Add(new Tuple <string, int>("stun.vidyo.com", 3478)); stunServers.Add(new Tuple <string, int>("stun.vipgroup.net", 3478)); stunServers.Add(new Tuple <string, int>("stun.virtual-call.com", 3478)); stunServers.Add(new Tuple <string, int>("stun.viva.gr", 3478)); stunServers.Add(new Tuple <string, int>("stun.vivox.com", 3478)); stunServers.Add(new Tuple <string, int>("stun.vline.com", 3478)); stunServers.Add(new Tuple <string, int>("stun.vo.lu", 3478)); stunServers.Add(new Tuple <string, int>("stun.vodafone.ro", 3478)); stunServers.Add(new Tuple <string, int>("stun.voicetrading.com", 3478)); stunServers.Add(new Tuple <string, int>("stun.voip.aebc.com", 3478)); stunServers.Add(new Tuple <string, int>("stun.voip.blackberry.com", 3478)); stunServers.Add(new Tuple <string, int>("stun.voip.eutelia.it", 3478)); stunServers.Add(new Tuple <string, int>("stun.voiparound.com", 3478)); stunServers.Add(new Tuple <string, int>("stun.voipblast.com", 3478)); stunServers.Add(new Tuple <string, int>("stun.voipbuster.com", 3478)); stunServers.Add(new Tuple <string, int>("stun.voipbusterpro.com", 3478)); stunServers.Add(new Tuple <string, int>("stun.voipcheap.co.uk", 3478)); stunServers.Add(new Tuple <string, int>("stun.voipcheap.com", 3478)); stunServers.Add(new Tuple <string, int>("stun.voipfibre.com", 3478)); stunServers.Add(new Tuple <string, int>("stun.voipgain.com", 3478)); stunServers.Add(new Tuple <string, int>("stun.voipgate.com", 3478)); stunServers.Add(new Tuple <string, int>("stun.voipinfocenter.com", 3478)); stunServers.Add(new Tuple <string, int>("stun.voipplanet.nl", 3478)); stunServers.Add(new Tuple <string, int>("stun.voippro.com", 3478)); stunServers.Add(new Tuple <string, int>("stun.voipraider.com", 3478)); stunServers.Add(new Tuple <string, int>("stun.voipstunt.com", 3478)); stunServers.Add(new Tuple <string, int>("stun.voipwise.com", 3478)); stunServers.Add(new Tuple <string, int>("stun.voipzoom.com", 3478)); stunServers.Add(new Tuple <string, int>("stun.vopium.com", 3478)); stunServers.Add(new Tuple <string, int>("stun.voxgratia.org", 3478)); stunServers.Add(new Tuple <string, int>("stun.voxox.com", 3478)); stunServers.Add(new Tuple <string, int>("stun.voys.nl", 3478)); stunServers.Add(new Tuple <string, int>("stun.voztele.com", 3478)); stunServers.Add(new Tuple <string, int>("stun.vyke.com", 3478)); stunServers.Add(new Tuple <string, int>("stun.webcalldirect.com", 3478)); stunServers.Add(new Tuple <string, int>("stun.whoi.edu", 3478)); stunServers.Add(new Tuple <string, int>("stun.wifirst.net", 3478)); stunServers.Add(new Tuple <string, int>("stun.wwdl.net", 3478)); stunServers.Add(new Tuple <string, int>("stun.xs4all.nl", 3478)); stunServers.Add(new Tuple <string, int>("stun.xtratelecom.es", 3478)); stunServers.Add(new Tuple <string, int>("stun.yesss.at", 3478)); stunServers.Add(new Tuple <string, int>("stun.zadarma.com", 3478)); stunServers.Add(new Tuple <string, int>("stun.zadv.com", 3478)); stunServers.Add(new Tuple <string, int>("stun.zoiper.com", 3478)); stunServers.Add(new Tuple <string, int>("stun1.faktortel.com.au", 3478)); stunServers.Add(new Tuple <string, int>("stun1.l.google.com", 19302)); stunServers.Add(new Tuple <string, int>("stun1.voiceeclipse.net", 3478)); stunServers.Add(new Tuple <string, int>("stun2.l.google.com", 19302)); stunServers.Add(new Tuple <string, int>("stun3.l.google.com", 19302)); stunServers.Add(new Tuple <string, int>("stun4.l.google.com", 19302)); stunServers.Add(new Tuple <string, int>("stunserver.org", 3478)); Console.WriteLine("Contacting STUN servers to obtain your IP"); foreach (Tuple <string, int> server in stunServers) { string host = server.Item1; int port = server.Item2; if (!STUNUtils.TryParseHostAndPort($"{host}:{port}", out IPEndPoint stunEndPoint)) { continue; } STUNQueryResult stunResult = STUNClient.Query(socket, stunEndPoint, STUNQueryType.ExactNAT, NATTypeDetectionRFC.Rfc3489); if (stunResult.QueryError != STUNQueryError.Success) { continue; } Console.WriteLine("Your firewall is {0}", stunResult.NATType); return(new P2pEndPoint() { External = stunResult.PublicEndPoint, Internal = socket.LocalEndPoint as IPEndPoint }); } Console.WriteLine("Could not find a working STUN server"); return(null); }
static void Main(string[] args) { Console.CursorVisible = false; Socket socket = new Socket(AddressFamily.InterNetwork, SocketType.Dgram, ProtocolType.Udp); IPEndPoint local_ipendpoint = new IPEndPoint(IPAddress.Any, 1025); //new IPEndPoint(IPAddress.Any, 1025); socket.Bind(local_ipendpoint); SimpleSTUN.OnDebug += SimpleSTUN_OnDebug; STUNQueryResult queryResult = SimpleSTUN.DoSTUN(socket); // Task.Run(DoUPNP); //var synctask = DoUPNP(); //synctask.RunSynchronously(); WebSocket webSocket = new WebSocket("ws://tuxie.nu:10000/ws/excellenthost/"); webSocket.OnMessage += (sender, eventArgs) => { //Console.WriteLine(eventArgs.Data); MessageBase messageBase = JsonSerializer.Deserialize <MessageBase>(eventArgs.Data); switch (messageBase.type) { case "EHCONNECT": EHCONNECT ehconnect = JsonSerializer.Deserialize <EHCONNECT>(eventArgs.Data); string connectstring = ehconnect.ip + ":" + ehconnect.port.ToString(); // debugOutput.Add("Got ehconnect"); // Console.WriteLine(eventArgs.Data); if (!clientThreads.ContainsKey(connectstring) && !(ehconnect.port == queryResult.PublicEndPoint.Port && ehconnect.ip == queryResult.PublicEndPoint.Address.ToString())) { ClientThread ct = new ClientThread(); ct.StartClient(ehconnect.ip, ehconnect.port); clientThreads.Add(connectstring, ct); string json = JsonSerializer.Serialize(new EHCONNECT(queryResult.PublicEndPoint.Address.ToString(), queryResult.PublicEndPoint.Port), typeof(EHCONNECT), new JsonSerializerOptions()); webSocket.Send(json); } break; } }; webSocket.Connect(); if (queryResult != null) { new ServerThread().StartServer(socket); string json = JsonSerializer.Serialize(new EHCONNECT(queryResult.PublicEndPoint.Address.ToString(), queryResult.PublicEndPoint.Port), typeof(EHCONNECT), new JsonSerializerOptions()); webSocket.Send(json); } while (true) { Console.ForegroundColor = ConsoleColor.Yellow; Console.WriteLine("Thread status"); Console.ForegroundColor = ConsoleColor.White; foreach (KeyValuePair <string, ClientThread> thread in clientThreads) { Console.WriteLine(thread.Value.Status); } Console.ForegroundColor = ConsoleColor.Yellow; Console.WriteLine("Debug output".PadRight(80)); Console.ForegroundColor = ConsoleColor.White; foreach (string line in debugOutput) { Console.WriteLine(line); } Thread.Sleep(1000); Console.SetCursorPosition(0, 0); } }
public static STUNQueryResult Query(Socket socket, IPEndPoint server, STUNQueryType queryType, IPAddress[] localIPs, int ReceiveTimeout) { var result = new STUNQueryResult(); // the query result result.Socket = socket; result.ServerEndPoint = server; result.NATType = STUNNATType.Unspecified; result.QueryType = queryType; var transID = STUNMessage.GenerateTransactionID(); // get a random trans id var message = new STUNMessage(STUNMessageTypes.BindingRequest, transID); // create a bind request // send the request to server socket.SendTo(message.GetBytes(), server); // we set result local endpoint after calling SendTo, // because if socket is unbound, the system will bind it after SendTo call. result.LocalEndPoint = socket.LocalEndPoint as IPEndPoint; // wait for response var responseBuffer = STUNUtils.Receive(socket, ReceiveTimeout); // didn't receive anything if (responseBuffer == null) { result.QueryError = STUNQueryError.Timedout; return(result); } // try to parse message if (!message.TryParse(responseBuffer)) { result.QueryError = STUNQueryError.BadResponse; return(result); } // check trans id if (!STUNUtils.ByteArrayCompare(message.TransactionID, transID)) { result.QueryError = STUNQueryError.BadTransactionID; return(result); } // finds error-code attribute, used in case of binding error var errorAttr = message.Attributes.FirstOrDefault(p => p is STUNErrorCodeAttribute) as STUNErrorCodeAttribute; // if server responsed our request with error if (message.MessageType == STUNMessageTypes.BindingErrorResponse) { if (errorAttr == null) { // we count a binding error without error-code attribute as bad response (no?) result.QueryError = STUNQueryError.BadResponse; return(result); } result.QueryError = STUNQueryError.ServerError; result.ServerError = errorAttr.Error; result.ServerErrorPhrase = errorAttr.Phrase; return(result); } // return if receive something else binding response if (message.MessageType != STUNMessageTypes.BindingResponse) { result.QueryError = STUNQueryError.BadResponse; return(result); } // not used for now. var changedAddr = message.Attributes.FirstOrDefault(p => p is STUNChangedAddressAttribute) as STUNChangedAddressAttribute; // find mapped address attribue in message // this attribue should present var mappedAddressAttr = message.Attributes.FirstOrDefault(p => p is STUNMappedAddressAttribute) as STUNMappedAddressAttribute; if (mappedAddressAttr == null) { result.QueryError = STUNQueryError.BadResponse; return(result); } else { result.PublicEndPoint = mappedAddressAttr.EndPoint; } // stop querying and return the public ip if user just wanted to know public ip if (queryType == STUNQueryType.PublicIP) { result.QueryError = STUNQueryError.Success; return(result); } // if our local ip and port equals to mapped address if (mappedAddressAttr.EndPoint.Equals(socket.LocalEndPoint) || localIPs.Contains(mappedAddressAttr.EndPoint.Address)) { // we send to a binding request again but with change-request attribute // that tells to server to response us with different endpoint message = new STUNMessage(STUNMessageTypes.BindingRequest, transID); message.Attributes.Add(new STUNChangeRequestAttribute(true, true)); socket.SendTo(message.GetBytes(), server); responseBuffer = STUNUtils.Receive(socket, ReceiveTimeout); // if we didnt receive a response if (responseBuffer == null) { result.QueryError = STUNQueryError.Success; result.NATType = STUNNATType.SymmetricUDPFirewall; return(result); } if (!message.TryParse(responseBuffer)) { result.QueryError = STUNQueryError.BadResponse; return(result); } if (!STUNUtils.ByteArrayCompare(message.TransactionID, transID)) { result.QueryError = STUNQueryError.BadTransactionID; return(result); } if (message.MessageType == STUNMessageTypes.BindingResponse) { result.QueryError = STUNQueryError.Success; result.NATType = STUNNATType.OpenInternet; return(result); } if (message.MessageType == STUNMessageTypes.BindingErrorResponse) { errorAttr = message.Attributes.FirstOrDefault(p => p is STUNErrorCodeAttribute) as STUNErrorCodeAttribute; if (errorAttr == null) { result.QueryError = STUNQueryError.BadResponse; return(result); } result.QueryError = STUNQueryError.ServerError; result.ServerError = errorAttr.Error; result.ServerErrorPhrase = errorAttr.Phrase; return(result); } // the message type is wrong result.QueryError = STUNQueryError.BadResponse; return(result); } message = new STUNMessage(STUNMessageTypes.BindingRequest, transID); message.Attributes.Add(new STUNChangeRequestAttribute(true, true)); var testmsg = new STUNMessage(STUNMessageTypes.BindingRequest, null); testmsg.Parse(message.GetBytes()); socket.SendTo(message.GetBytes(), server); responseBuffer = STUNUtils.Receive(socket, ReceiveTimeout); if (responseBuffer != null) { if (!message.TryParse(responseBuffer)) { result.QueryError = STUNQueryError.BadResponse; return(result); } if (!STUNUtils.ByteArrayCompare(message.TransactionID, transID)) { result.QueryError = STUNQueryError.BadTransactionID; return(result); } if (message.MessageType == STUNMessageTypes.BindingResponse) { result.QueryError = STUNQueryError.Success; result.NATType = STUNNATType.FullCone; return(result); } if (message.MessageType == STUNMessageTypes.BindingErrorResponse) { errorAttr = message.Attributes.FirstOrDefault(p => p is STUNErrorCodeAttribute) as STUNErrorCodeAttribute; if (errorAttr == null) { result.QueryError = STUNQueryError.BadResponse; return(result); } result.QueryError = STUNQueryError.ServerError; result.ServerError = errorAttr.Error; result.ServerErrorPhrase = errorAttr.Phrase; return(result); } result.QueryError = STUNQueryError.BadResponse; return(result); } // if user only wanted to know the NAT is open or not if (queryType == STUNQueryType.OpenNAT) { result.QueryError = STUNQueryError.Success; result.NATType = STUNNATType.Unspecified; return(result); } // we now need changed-address attribute // because we send our request to this address instead of the first server address if (changedAddr == null) { result.QueryError = STUNQueryError.BadResponse; return(result); } else { server = changedAddr.EndPoint; } message = new STUNMessage(STUNMessageTypes.BindingRequest, transID); socket.SendTo(message.GetBytes(), server); responseBuffer = STUNUtils.Receive(socket, ReceiveTimeout); if (responseBuffer == null) { result.QueryError = STUNQueryError.Timedout; return(result); } if (!message.TryParse(responseBuffer)) { result.QueryError = STUNQueryError.BadResponse; return(result); } if (!STUNUtils.ByteArrayCompare(message.TransactionID, transID)) { result.QueryError = STUNQueryError.BadTransactionID; return(result); } errorAttr = message.Attributes.FirstOrDefault(p => p is STUNErrorCodeAttribute) as STUNErrorCodeAttribute; if (message.MessageType == STUNMessageTypes.BindingErrorResponse) { if (errorAttr == null) { result.QueryError = STUNQueryError.BadResponse; return(result); } result.QueryError = STUNQueryError.ServerError; result.ServerError = errorAttr.Error; result.ServerErrorPhrase = errorAttr.Phrase; return(result); } if (message.MessageType != STUNMessageTypes.BindingResponse) { result.QueryError = STUNQueryError.BadResponse; return(result); } mappedAddressAttr = message.Attributes.FirstOrDefault(p => p is STUNMappedAddressAttribute) as STUNMappedAddressAttribute; if (mappedAddressAttr == null) { result.QueryError = STUNQueryError.BadResponse; return(result); } if (!mappedAddressAttr.EndPoint.Equals(result.PublicEndPoint)) { result.QueryError = STUNQueryError.Success; result.NATType = STUNNATType.Symmetric; result.PublicEndPoint = null; return(result); } message = new STUNMessage(STUNMessageTypes.BindingRequest, transID); message.Attributes.Add(new STUNChangeRequestAttribute(false, true)); // change port but not ip socket.SendTo(message.GetBytes(), server); responseBuffer = STUNUtils.Receive(socket, ReceiveTimeout); if (responseBuffer == null) { result.QueryError = STUNQueryError.Success; result.NATType = STUNNATType.PortRestricted; return(result); } if (!message.TryParse(responseBuffer)) { result.QueryError = STUNQueryError.Timedout; return(result); } if (!STUNUtils.ByteArrayCompare(message.TransactionID, transID)) { result.QueryError = STUNQueryError.BadTransactionID; return(result); } errorAttr = message.Attributes.FirstOrDefault(p => p is STUNErrorCodeAttribute) as STUNErrorCodeAttribute; if (message.MessageType == STUNMessageTypes.BindingErrorResponse) { if (errorAttr == null) { result.QueryError = STUNQueryError.BadResponse; return(result); } result.QueryError = STUNQueryError.ServerError; result.ServerError = errorAttr.Error; result.ServerErrorPhrase = errorAttr.Phrase; return(result); } if (message.MessageType != STUNMessageTypes.BindingResponse) { result.QueryError = STUNQueryError.BadResponse; return(result); } result.QueryError = STUNQueryError.Success; result.NATType = STUNNATType.Restricted; return(result); }