private void HandleRakNetMessage(IPEndPoint senderEndpoint, UnconnectedPing incoming) { //TODO: This needs to be verified with RakNet first //response.sendpingtime = msg.sendpingtime; //response.sendpongtime = DateTimeOffset.UtcNow.Ticks / TimeSpan.TicksPerMillisecond; if (IsEdu) { var packet = UnconnectedPong.CreateObject(); packet.serverId = senderEndpoint.Address.Address + senderEndpoint.Port; packet.pingId = incoming.pingId; packet.serverName = MotdProvider.GetMotd(ServerInfo, senderEndpoint, true); var data = packet.Encode(); packet.PutPool(); TraceSend(packet); SendData(data, senderEndpoint); } { var packet = UnconnectedPong.CreateObject(); packet.serverId = senderEndpoint.Address.Address + senderEndpoint.Port; packet.pingId = incoming.pingId; packet.serverName = MotdProvider.GetMotd(ServerInfo, senderEndpoint); var data = packet.Encode(); packet.PutPool(); TraceSend(packet); SendData(data, senderEndpoint); } return; }
public void SendUnconnectedPing() { var packet = new UnconnectedPing { pingId = 100 /*incoming.pingId*/, }; var data = packet.Encode(); SendData(data); }
public void SendUnconnectedPing() { var packet = new UnconnectedPing { pingId = DateTime.UtcNow.Ticks /*incoming.pingId*/, }; var data = packet.Encode(); TraceSend(packet); SendData(data); }
public void SendUnconnectedPing() { var packet = new UnconnectedPing { pingId = DateTime.UtcNow.Ticks /*incoming.pingId*/, }; var data = packet.Encode(); TraceSend(packet); SendData(data /*, new IPEndPoint(IPAddress.Parse("192.168.0.255"), 19132)*/); }
public void SendUnconnectedPing() { var packet = new UnconnectedPing { pingId = DateTime.UtcNow.Ticks /*incoming.pingId*/, }; var data = packet.Encode(); TraceSend(packet); //SendData(data); SendData(data, new IPEndPoint(IPAddress.Broadcast, 19132)); }
public void SendUnconnectedPingInternal(IPEndPoint targetEndPoint) { byte[] data = new UnconnectedPing() { pingId = Stopwatch.GetTimestamp(), guid = ClientGuid }.Encode(); if (targetEndPoint != null) { SendData(data, targetEndPoint); } else { SendData(data, new IPEndPoint(IPAddress.Broadcast, 19132)); } }
private void HandleRakNetMessage(IPEndPoint senderEndpoint, UnconnectedPing message) { //TODO: This needs to be verified with RakNet first //response.sendpingtime = msg.sendpingtime; //response.sendpongtime = DateTimeOffset.UtcNow.Ticks / TimeSpan.TicksPerMillisecond; //if (sender.IsEdu) //{ // var packet = UnconnectedPong.CreateObject(); // packet.serverId = sender.MotdProvider.ServerId; // packet.pingId = incoming.pingId; // packet.serverName = sender.MotdProvider.GetMotd(sender.ServerInfo, senderEndpoint, true); // var data = packet.Encode(); // TraceSend(packet); // packet.PutPool(); // sender.SendData(data, senderEndpoint); //} { Log.Debug($"Ping from: {senderEndpoint.Address}:{senderEndpoint.Port}"); var packet = UnconnectedPong.CreateObject(); packet.serverId = _motdProvider.ServerId; packet.pingId = message.pingId; packet.serverName = _motdProvider.GetMotd(_connectionInfo, senderEndpoint); byte[] data = packet.Encode(); TraceSend(packet); packet.PutPool(); _sender.SendData(data, senderEndpoint); } }
private void HandleRakNetMessage(IPEndPoint senderEndpoint, UnconnectedPing incoming) { //TODO: This needs to be verified with RakNet first //response.sendpingtime = msg.sendpingtime; //response.sendpongtime = DateTimeOffset.UtcNow.Ticks / TimeSpan.TicksPerMillisecond; var packet = UnconnectedPong.CreateObject(); packet.serverId = 22345; packet.pingId = incoming.pingId; packet.serverName = MotdProvider.GetMotd(ServerInfo); var data = packet.Encode(); packet.PutPool(); TraceSend(packet); SendData(data, senderEndpoint); return; }
/// <summary> /// Processes a message. /// </summary> /// <param name="receiveBytes">The received bytes.</param> /// <param name="senderEndpoint">The sender's endpoint.</param> /// <exception cref="System.Exception">Receive ERROR, NAK in wrong place</exception> private void ProcessMessage(byte[] receiveBytes, IPEndPoint senderEndpoint) { byte msgId = receiveBytes[0]; if (msgId == 0xFE) { Log.WarnFormat("A query detected from: {0}", senderEndpoint.Address); HandleQuery(receiveBytes, senderEndpoint); } else if (msgId <= (byte)DefaultMessageIdTypes.ID_USER_PACKET_ENUM) { DefaultMessageIdTypes msgIdType = (DefaultMessageIdTypes)msgId; Package message = PackageFactory.CreatePackage(msgId, receiveBytes); TraceReceive(message); switch (msgIdType) { case DefaultMessageIdTypes.ID_UNCONNECTED_PING: case DefaultMessageIdTypes.ID_UNCONNECTED_PING_OPEN_CONNECTIONS: { UnconnectedPing incoming = (UnconnectedPing)message; //TODO: This needs to be verified with RakNet first //response.sendpingtime = msg.sendpingtime; //response.sendpongtime = DateTimeOffset.UtcNow.Ticks / TimeSpan.TicksPerMillisecond; var packet = new UnconnectedPong { serverId = 22345, pingId = incoming.pingId /*incoming.pingId*/, serverName = string.Format(@"MCPE;{0};27;0.11.1;{1};{2}", Motd, _playerSessions.Count, 1000) }; var data = packet.Encode(); TraceSend(packet); SendData(data, senderEndpoint, _listener); break; } case DefaultMessageIdTypes.ID_OPEN_CONNECTION_REQUEST_1: { OpenConnectionRequest1 incoming = (OpenConnectionRequest1)message; _isPerformanceTest = _isPerformanceTest || incoming.raknetProtocolVersion == byte.MaxValue; var packet = new OpenConnectionReply1 { serverGuid = 12345, mtuSize = incoming.mtuSize, serverHasSecurity = 0 }; var data = packet.Encode(); TraceSend(packet); SendData(data, senderEndpoint, _listener); break; } case DefaultMessageIdTypes.ID_OPEN_CONNECTION_REQUEST_2: { OpenConnectionRequest2 incoming = (OpenConnectionRequest2)message; Log.WarnFormat("New connection from: {0} {1}", senderEndpoint.Address, incoming.clientUdpPort); var packet = new OpenConnectionReply2 { serverGuid = 12345, mtuSize = incoming.mtuSize, doSecurityAndHandshake = new byte[0] }; PlayerNetworkSession session = null; lock (_playerSessions) { if (_playerSessions.ContainsKey(senderEndpoint)) { PlayerNetworkSession value; _playerSessions.TryRemove(senderEndpoint, out value); value.Player.HandleDisconnectionNotification(); Log.Info("Removed ghost"); } session = new PlayerNetworkSession(new Player(this, senderEndpoint, _levels[_random.Next(0, _levels.Count)], _pluginManager, incoming.mtuSize), senderEndpoint); session.LastUpdatedTime = DateTime.UtcNow; session.Mtuize = incoming.mtuSize; _playerSessions.TryAdd(senderEndpoint, session); } var data = packet.Encode(); TraceSend(packet); SendData(data, senderEndpoint, session.SyncRoot); break; } default: Log.ErrorFormat("Receive unexpected packet with ID: {0} (0x{0:x2}) from {1}", msgId, senderEndpoint.Address); break; } if (message != null) { message.PutPool(); } else { Log.ErrorFormat("Receive unexpected packet with ID: {0} (0x{0:x2}) from {1}", msgId, senderEndpoint.Address); } } else { DatagramHeader header = new DatagramHeader(receiveBytes[0]); if (!header.isACK && !header.isNAK && header.isValid) { if (receiveBytes[0] == 0xa0) { throw new Exception("Receive ERROR, NAK in wrong place"); } ConnectedPackage package = ConnectedPackage.CreateObject(); package.Decode(receiveBytes); List <Package> messages = package.Messages; if (messages.Count == 1) { McpeBatch batch = messages.First() as McpeBatch; if (batch != null) { messages = new List <Package>(); // Get bytes byte[] payload = batch.payload; // Decompress bytes MemoryStream stream = new MemoryStream(payload); if (stream.ReadByte() != 0x78) { throw new InvalidDataException("Incorrect ZLib header. Expected 0x78 0x9C"); } stream.ReadByte(); using (var defStream2 = new DeflateStream(stream, CompressionMode.Decompress, false)) { // Get actual package out of bytes MemoryStream destination = new MemoryStream(); defStream2.CopyTo(destination); byte[] internalBuffer = destination.ToArray(); messages.Add(PackageFactory.CreatePackage(internalBuffer[0], internalBuffer) ?? new UnknownPackage(internalBuffer[0], internalBuffer)); } } } // IF reliable code below is enabled, useItem start sending doubles // for some unknown reason. //Reliability reliability = package._reliability; //if (reliability == Reliability.Reliable // || reliability == Reliability.ReliableSequenced // || reliability == Reliability.ReliableOrdered // ) { EnqueueAck(senderEndpoint, package._datagramSequenceNumber); } PlayerNetworkSession playerSession; if (_playerSessions.TryGetValue(senderEndpoint, out playerSession)) { foreach (var message in messages) { if (message is SplitPartPackage) { SplitPartPackage splitMessage = message as SplitPartPackage; int spId = package._splitPacketId; int spIdx = package._splitPacketIndex; int spCount = package._splitPacketCount; if (!playerSession.Splits.ContainsKey(spId)) { playerSession.Splits.Add(spId, new SplitPartPackage[spCount]); } SplitPartPackage[] spPackets = playerSession.Splits[spId]; spPackets[spIdx] = splitMessage; bool haveEmpty = false; for (int i = 0; i < spPackets.Length; i++) { haveEmpty = haveEmpty || spPackets[i] == null; } if (!haveEmpty) { Log.DebugFormat("Got all {0} split packages for split ID: {1}", spCount, spId); MemoryStream stream = new MemoryStream(); for (int i = 0; i < spPackets.Length; i++) { byte[] buf = spPackets[i].Message; stream.Write(buf, 0, buf.Length); } byte[] buffer = stream.ToArray(); var fullMessage = PackageFactory.CreatePackage(buffer[0], buffer) ?? new UnknownPackage(buffer[0], buffer); HandlePackage(fullMessage, playerSession); } continue; } message.Timer.Restart(); HandlePackage(message, playerSession); message.PutPool(); } } package.PutPool(); } else if (header.isACK && header.isValid) { HandleAck(receiveBytes, senderEndpoint); } else if (header.isNAK && header.isValid) { HandleNak(receiveBytes, senderEndpoint); } else if (!header.isValid) { Log.Warn("!!!! ERROR, Invalid header !!!!!"); } } }
public void SendUnconnectedPing() { var packet = new UnconnectedPing { pingId = DateTime.UtcNow.Ticks /*incoming.pingId*/, }; var data = packet.Encode(); TraceSend(packet); //SendData(data); SendData(data, new IPEndPoint(IPAddress.Broadcast, 19132)); }
public static void HandleRakNetMessage(MiNetServer server, IPEndPoint senderEndpoint, UnconnectedPing incoming) { //TODO: This needs to be verified with RakNet first //response.sendpingtime = msg.sendpingtime; //response.sendpongtime = DateTimeOffset.UtcNow.Ticks / TimeSpan.TicksPerMillisecond; if (server.IsEdu) { var packet = UnconnectedPong.CreateObject(); packet.serverId = server.MotdProvider.ServerId; packet.pingId = incoming.pingId; packet.serverName = server.MotdProvider.GetMotd(server.ServerInfo, senderEndpoint, true); var data = packet.Encode(); TraceSend(packet); packet.PutPool(); server.SendData(data, senderEndpoint); } { Log.Debug($"Ping from: {senderEndpoint.Address.ToString()}:{senderEndpoint.Port}"); var packet = UnconnectedPong.CreateObject(); packet.serverId = server.MotdProvider.ServerId; packet.pingId = incoming.pingId; packet.serverName = server.MotdProvider.GetMotd(server.ServerInfo, senderEndpoint); var data = packet.Encode(); TraceSend(packet); packet.PutPool(); server.SendData(data, senderEndpoint); } return; }
private void HandleRakNetMessage(IPEndPoint senderEndpoint, UnconnectedPing message) { }
public void SendUnconnectedPing() { var packet = new UnconnectedPing { pingId = DateTime.UtcNow.Ticks /*incoming.pingId*/, }; var data = packet.Encode(); TraceSend(packet); SendData(data); }
private void HandleRakNetMessage(byte[] receiveBytes, IPEndPoint senderEndpoint, byte msgId) { DefaultMessageIdTypes msgIdType = (DefaultMessageIdTypes)msgId; Package message = PackageFactory.CreatePackage(msgId, receiveBytes); if (message == null) { if (!_badPacketBans.ContainsKey(senderEndpoint.Address)) { _badPacketBans.Add(senderEndpoint.Address, true); } Log.ErrorFormat("Receive bad packet with ID: {0} (0x{0:x2}) {2} from {1}", msgId, senderEndpoint.Address, (DefaultMessageIdTypes)msgId); return; } message.Source = "RakNet"; TraceReceive(message); switch (msgIdType) { case DefaultMessageIdTypes.ID_UNCONNECTED_PING: case DefaultMessageIdTypes.ID_UNCONNECTED_PING_OPEN_CONNECTIONS: { UnconnectedPing incoming = (UnconnectedPing)message; //TODO: This needs to be verified with RakNet first //response.sendpingtime = msg.sendpingtime; //response.sendpongtime = DateTimeOffset.UtcNow.Ticks / TimeSpan.TicksPerMillisecond; var packet = UnconnectedPong.CreateObject(); packet.serverId = 22345; packet.pingId = incoming.pingId; packet.serverName = MotdProvider.GetMotd(ServerInfo); var data = packet.Encode(); packet.PutPool(); TraceSend(packet); SendData(data, senderEndpoint, new object()); break; } case DefaultMessageIdTypes.ID_OPEN_CONNECTION_REQUEST_1: { OpenConnectionRequest1 incoming = (OpenConnectionRequest1)message; Log.DebugFormat("New connection from: {0} {1}", senderEndpoint.Address, senderEndpoint.Port); lock (_playerSessions) { // Already connecting, then this is just a duplicate if (_connectionAttemps.ContainsKey(senderEndpoint)) { DateTime created; _connectionAttemps.TryGetValue(senderEndpoint, out created); if (DateTime.UtcNow < created + TimeSpan.FromSeconds(3)) { return; } } //PlayerNetworkSession session; //if (_playerSessions.TryGetValue(senderEndpoint, out session)) //{ // Log.DebugFormat("Reconnection detected from {0}. Removing old session and disconnecting old player.", senderEndpoint.Address); // Player oldPlayer = session.Player; // if (oldPlayer != null) // { // oldPlayer.Disconnect("Reconnecting."); // } // else // { // _playerSessions.TryRemove(session.EndPoint, out session); // } //} if (!_connectionAttemps.ContainsKey(senderEndpoint)) { _connectionAttemps.Add(senderEndpoint, DateTime.UtcNow); } } var packet = OpenConnectionReply1.CreateObject(); packet.serverGuid = 12345; packet.mtuSize = incoming.mtuSize; packet.serverHasSecurity = 0; var data = packet.Encode(); packet.PutPool(); TraceSend(packet); SendData(data, senderEndpoint, new object()); break; } case DefaultMessageIdTypes.ID_OPEN_CONNECTION_REQUEST_2: { OpenConnectionRequest2 incoming = (OpenConnectionRequest2)message; PlayerNetworkSession session; lock (_playerSessions) { if (_connectionAttemps.ContainsKey(senderEndpoint)) { _connectionAttemps.Remove(senderEndpoint); } else { Log.ErrorFormat("Unexpected connection request packet from {0}.", senderEndpoint.Address); return; } //PlayerNetworkSession session; if (_playerSessions.TryGetValue(senderEndpoint, out session)) { Log.WarnFormat("Reconnection detected from {0}. Removing old session and disconnecting old player.", senderEndpoint.Address); Player oldPlayer = session.Player; if (oldPlayer != null) { oldPlayer.Disconnect("Reconnecting."); } else { _playerSessions.TryRemove(session.EndPoint, out session); } } if (_playerSessions.TryGetValue(senderEndpoint, out session)) { // Already connecting, then this is just a duplicate if (session.State == ConnectionState.Connecting /* && DateTime.UtcNow < session.LastUpdatedTime + TimeSpan.FromSeconds(2)*/) { return; } Log.ErrorFormat("Unexpected session from {0}. Removing old session and disconnecting old player.", senderEndpoint.Address); Player oldPlayer = session.Player; if (oldPlayer != null) { oldPlayer.Disconnect("Reconnecting."); } else { _playerSessions.TryRemove(session.EndPoint, out session); } } session = new PlayerNetworkSession(null, senderEndpoint) { State = ConnectionState.Connecting, LastUpdatedTime = DateTime.UtcNow, Mtuize = incoming.mtuSize }; _playerSessions.TryAdd(senderEndpoint, session); } Player player = PlayerFactory.CreatePlayer(this, senderEndpoint, incoming.mtuSize); player.ClientGuid = incoming.clientGuid; player.NetworkSession = session; session.Player = player; var reply = OpenConnectionReply2.CreateObject(); reply.serverGuid = 12345; reply.mtuSize = incoming.mtuSize; reply.doSecurityAndHandshake = new byte[0]; var data = reply.Encode(); reply.PutPool(); TraceSend(reply); SendData(data, senderEndpoint, session.SyncRoot); break; } default: if (!_badPacketBans.ContainsKey(senderEndpoint.Address)) { _badPacketBans.Add(senderEndpoint.Address, true); } Log.ErrorFormat("Receive unexpected packet with ID: {0} (0x{0:x2}) {2} from {1}", msgId, senderEndpoint.Address, (DefaultMessageIdTypes)msgId); break; } message.PutPool(); }
public void SendUnconnectedPing() { var packet = new UnconnectedPing { pingId = DateTime.UtcNow.Ticks /*incoming.pingId*/, }; var data = packet.Encode(); TraceSend(packet); SendData(data /*, new IPEndPoint(IPAddress.Parse("192.168.0.255"), 19132)*/); }
public void SendUnconnectedPing() { var packet = new UnconnectedPing { pingId = 100 /*incoming.pingId*/, }; var data = packet.Encode(); SendData(data); }