public Listener(IPEndPoint ipep)
{
m_Accepted = new Queue<Socket>();
m_AcceptedSyncRoot = ((ICollection)m_Accepted).SyncRoot;
m_Listener = Bind(ipep);
if (m_Listener == null)
{
return;
}
DisplayListener();
#if NewAsyncSockets
m_EventArgs = new SocketAsyncEventArgs();
m_EventArgs.Completed += new EventHandler<SocketAsyncEventArgs>( Accept_Completion );
Accept_Start();
#else
m_OnAccept = OnAccept;
try
{
IAsyncResult res = m_Listener.BeginAccept(m_OnAccept, m_Listener);
}
catch (SocketException ex)
{
NetState.TraceException(ex);
}
catch (ObjectDisposedException)
{ }
#endif
}
/// <summary>
/// A connection to our server, always listening asynchronously.
/// </summary>
/// <param name="socket">The Socket for the connection.</param>
/// <param name="args">The SocketAsyncEventArgs for asyncronous recieves.</param>
/// <param name="dataReceived">A callback invoked when data is recieved.</param>
/// <param name="disconnectedCallback">A callback invoked on disconnection.</param>
public ServerConnection(Socket socket, SocketAsyncEventArgs args, DataReceivedCallback dataReceived,
DisconnectedCallback disconnectedCallback)
{
logger = new ElibLogging("data");
this.AuthorizationType = Securtiy.AuthorizationType.Anonymous;
lock (this)
{
var remotIP = socket.RemoteEndPoint as IPEndPoint;
var localIP = socket.LocalEndPoint as IPEndPoint;
State state = new State()
{
socket = socket,
dataReceived = dataReceived,
disconnectedCallback = disconnectedCallback,
Device = new Device()
{
RemoteIP = remotIP.Address.ToString(),
LocalIP = localIP.Address.ToString()
}
};
eventArgs = args;
eventArgs.Completed += ReceivedCompleted;
eventArgs.UserToken = state;
ListenForData(eventArgs);
}
}
private void Accept_Completed(object sender, SocketAsyncEventArgs e)
{
Socket ClientSocket = e.AcceptSocket;
Console.WriteLine("Accepting connection");
byte[] bytesFrom = new byte[LENGTH.MAX_PACKET_LEN];
string dataFromClient = null;
ClientSocket.Receive(bytesFrom);
dataFromClient = System.Text.Encoding.UTF8.GetString(bytesFrom);
ChatProtocol chatProtocol = JsonConvert.DeserializeObject<ChatProtocol>(dataFromClient);
socketToClient.Add(ClientSocket, chatProtocol.sender_id);
clientToSocket.Add(chatProtocol.sender_id, ClientSocket);
Console.WriteLine(chatProtocol.sender_id + " Joined ");
SocketAsyncEventArgs args = new SocketAsyncEventArgs();
szData = new byte[1024];
args.SetBuffer(szData, 0, 1024);
args.Completed
+= new EventHandler<SocketAsyncEventArgs>(Receive_Completed);
ClientSocket.ReceiveAsync(args);
e.AcceptSocket = null;
m_ServerSocket.AcceptAsync(e);
}
public int HandlePrefix(SocketAsyncEventArgs saea, DataToken dataToken, int remainingBytesToProcess)
{
if (remainingBytesToProcess >= 4 - dataToken.prefixBytesDone)
{
for (int i = 0; i < 4 - dataToken.prefixBytesDone; i++)
{
dataToken.byteArrayForPrefix[dataToken.prefixBytesDone + i] = saea.Buffer[dataToken.DataOffset + i];
}
remainingBytesToProcess = remainingBytesToProcess - 4 + dataToken.prefixBytesDone;
dataToken.bufferSkip += 4 - dataToken.prefixBytesDone;
dataToken.prefixBytesDone = 4;
dataToken.messageLength = BitConverter.ToInt32(dataToken.byteArrayForPrefix, 0);
}
else
{
for (int i = 0; i < remainingBytesToProcess; i++)
{
dataToken.byteArrayForPrefix[dataToken.prefixBytesDone + i] = saea.Buffer[dataToken.DataOffset + i];
}
dataToken.prefixBytesDone += remainingBytesToProcess;
remainingBytesToProcess = 0;
}
return remainingBytesToProcess;
}
public override bool OnEvent(SocketAsyncEventArgs e)
{
if (Protocol.IsEnqueueForDelete || Protocol.TimePeriodElapsed()) return true;
Logger.FATAL("Unable to handle TimeElapsed event");
IOHandlerManager.EnqueueForDelete(this);
return false;
}
private void OnSeaeReceive(object sender, System.Net.Sockets.SocketAsyncEventArgs e)
{
try
{
if (e.SocketError == System.Net.Sockets.SocketError.Success && e.BytesTransferred > 0)
{
ChannelReceiveData(e);
}
}
catch (System.Net.Sockets.SocketException se)
{
OnChannelError(this, new ErrorEventArgs {
Error = se, Tag = "Server Udp Receive"
});
Dispose();
}
catch (Exception e_)
{
OnChannelError(this, new ErrorEventArgs {
Error = e_, Tag = "Server Udp Receive"
});
}
finally
{
Push(e);
}
OnUdpReceive(null);
}
internal async Task InitializeAsync()
{
await Task.Run(() =>
{
var args = new SocketAsyncEventArgs
{
UserToken = _socket,
RemoteEndPoint = _endPoint
};
args.Completed += async (sender, eventArgs) =>
{
if (((Socket)sender).Connected)
{
_isConnected = true;
await _display.WriteAsync("NTRIP Connected");
await Task.Delay(500);
}
else
{
_isConnected = false;
await _display.WriteAsync("NTRIP Connection failed");
}
};
_socket.ConnectAsync(args);
}).ConfigureAwait(false);
}
/// <summary>
/// Listens for socket connection on a given address and port.
/// </summary>
/// <param name="endPoint">The endpoint to listen on.</param>
/// <param name="connectionBacklog">The connection backlog.</param>
public TcpSocketListener(IPEndPoint endPoint, Int32 connectionBacklog)
{
this.endPoint = endPoint;
args = new SocketAsyncEventArgs();
args.Completed += SocketAccepted;
}
private SocketAsyncEventArgs CreateConnectSocketArgs()
{
var socketArgs = new SocketAsyncEventArgs();
socketArgs.Completed += ConnectCompleted;
socketArgs.UserToken = new CallbacksStateToken();
return socketArgs;
}
internal static bool HandleMessage(SocketAsyncEventArgs e, DataHoldingUserToken token, int remainingBytesToProcess)
{
bool msgIsReady = false;
if (token.countReccMsgDone == 0)
{
token.byteArrayRecvMsg = new byte[token.lenRecvMsg];
}
if (remainingBytesToProcess + token.countReccMsgDone == token.lenRecvMsg)
{
Buffer.BlockCopy(e.Buffer,
token.receiveMessageOffset,
token.byteArrayRecvMsg,
token.countReccMsgDone,
remainingBytesToProcess);
msgIsReady = true;
}
else
{
Buffer.BlockCopy(e.Buffer,
token.receiveMessageOffset,
token.byteArrayRecvMsg,
token.countReccMsgDone,
remainingBytesToProcess);
token.receiveMessageOffset -= token.countRecvPfxDoneThisOp;
token.countReccMsgDone += remainingBytesToProcess;
}
return msgIsReady;
}
protected override bool ListenAsync(SocketAsyncEventArgs saea)
{
var bufferSize = ("Hi Peer2Net node here:" + Guid.Empty + ":127.0.0.1:0000").Length;
saea.SetBuffer(new byte[bufferSize], 0, bufferSize);
saea.RemoteEndPoint = new IPEndPoint(IPAddress.Any, Port);
return Listener.ReceiveFromAsync(saea);
}
/// <summary>
/// Initializes a new instance of the <see cref="UdpSocketWrapper"/> class.
/// </summary>
public UdpSocketWrapper()
{
// operation arguments
var args = new SocketAsyncEventArgs();
args.Completed += SocketAsyncEventArgs_Completed;
_socketOperation = args;
}
public SocketAsyncEventArgsProxy(SocketAsyncEventArgs socketEventArgs, bool isRecyclable)
{
SocketEventArgs = socketEventArgs;
OrigOffset = socketEventArgs.Offset;
SocketEventArgs.Completed += new EventHandler<SocketAsyncEventArgs>(SocketEventArgs_Completed);
IsRecyclable = isRecyclable;
}
/// <summary>
/// 启动监听
/// </summary>
/// <param name="config">服务器配置</param>
/// <returns></returns>
public override bool Start(IServerConfig config)
{
m_ListenSocket = new System.Net.Sockets.Socket(this.Info.EndPoint.AddressFamily, SocketType.Stream, ProtocolType.Tcp);
try
{
//关联终结地
m_ListenSocket.Bind(this.Info.EndPoint);
//设置监听最大连接数
m_ListenSocket.Listen(m_ListenBackLog);
m_ListenSocket.SetSocketOption(SocketOptionLevel.Socket, SocketOptionName.KeepAlive, true);
m_ListenSocket.SetSocketOption(SocketOptionLevel.Socket, SocketOptionName.DontLinger, true);
//初始化套接字操作
SocketAsyncEventArgs acceptEventArg = new SocketAsyncEventArgs();
m_AcceptSAE = acceptEventArg;
//定义一个连接完成事件
acceptEventArg.Completed += new EventHandler<SocketAsyncEventArgs>(acceptEventArg_Completed);
if (!m_ListenSocket.AcceptAsync(acceptEventArg))
{
ProcessAccept(acceptEventArg);
}
return true;
}
catch (Exception e)
{
OnError(e);
return false;
}
}
public void Connect(IPEndPoint address)
{
SocketAsyncEventArgs args = new SocketAsyncEventArgs();
args.RemoteEndPoint = address;
args.Completed += new EventHandler<SocketAsyncEventArgs>(socket_Connected);
socket.ConnectAsync(args);
}
public ArraySegment<byte> CopyToNextSegment(SocketAsyncEventArgs sourceEventArgs)
{
Byte[] array;
int offset;
int count = sourceEventArgs.BytesTransferred;
Locate(count, out array, out offset);
var data = new ArraySegment<byte>(array, offset, count);
if (sourceEventArgs.Buffer != null)
{
Buffer.BlockCopy(sourceEventArgs.Buffer, sourceEventArgs.Offset, array, offset, count);
}
else if (sourceEventArgs.BufferList != null)
{
int currentOffset = offset;
int copiedCount = 0;
foreach (var item in sourceEventArgs.BufferList)
{
int willcopyCount = count - copiedCount;
int copyingCount = willcopyCount > item.Count ? item.Count : willcopyCount;
Buffer.BlockCopy(item.Array, item.Offset, array, currentOffset, copyingCount);
copiedCount = copiedCount + copiedCount;
currentOffset = copiedCount + offset;
}
}
return data;
}
/// <summary>
/// Starts to listen
/// </summary>
/// <param name="config">The server config.</param>
/// <returns></returns>
public override bool Start(IServerConfig config)
{
m_ListenSocket = new Socket(this.Info.EndPoint.AddressFamily, SocketType.Stream, ProtocolType.Tcp);
try
{
m_ListenSocket.Bind(this.Info.EndPoint);
m_ListenSocket.Listen(m_ListenBackLog);
m_ListenSocket.SetSocketOption(SocketOptionLevel.Socket, SocketOptionName.KeepAlive, true);
m_ListenSocket.SetSocketOption(SocketOptionLevel.Socket, SocketOptionName.DontLinger, true);
//
m_ListenSocket.SetSocketOption(SocketOptionLevel.Socket, SocketOptionName.ReuseAddress, true);
SocketAsyncEventArgs acceptEventArg = new SocketAsyncEventArgs();
acceptEventArg.Completed += new EventHandler<SocketAsyncEventArgs>(acceptEventArg_Completed);
if (!m_ListenSocket.AcceptAsync(acceptEventArg))
ProcessAccept(acceptEventArg);
return true;
}
catch (Exception e)
{
OnError(e);
return false;
}
}
// Initializes the server by preallocating reusable buffers and
// context objects. These objects do not need to be preallocated
// or reused, but it is done this way to illustrate how the API can
// easily be used to create reusable objects to increase server performance.
//
public void Init()
{
// Allocates one large byte buffer which all I/O operations use a piece of. This gaurds
// against memory fragmentation
m_bufferManager.InitBuffer();
// preallocate pool of SocketAsyncEventArgs objects
SocketAsyncEventArgs readWriteEventArg;
for (int i = 0; i < m_numConnections; i++)
{
//Pre-allocate a set of reusable SocketAsyncEventArgs
readWriteEventArg = new SocketAsyncEventArgs();
readWriteEventArg.Completed += new EventHandler<SocketAsyncEventArgs>(IO_Completed);
readWriteEventArg.UserToken = new AsyncUserToken();
//((AsyncUserToken) readWriteEventArg.UserToken).name = "e" + i;
// assign a byte buffer from the buffer pool to the SocketAsyncEventArg object
m_bufferManager.SetBuffer(readWriteEventArg);
// add SocketAsyncEventArg to the pool
m_readWritePool.Push(readWriteEventArg);
}
}
SocketAsyncEventArgs AllocNewAsyncArgs()
{
SocketAsyncEventArgs args = new SocketAsyncEventArgs();
args.Completed += m_receiveCompleteHandler;
return args;
}
private void Client_SizeReceived(object sender, SocketAsyncEventArgs e)
{
e.Completed -= Client_SizeReceived;
EnsureSocketSuccess(e, () =>
{
SocketAsyncEventArgsUserToken userToken = (SocketAsyncEventArgsUserToken)e.UserToken;
int sizeToReceive = BitConverter.ToInt32(e.Buffer.Take(4).ToArray(), 0);
uint?messageID = (e.Buffer.Length == 8) ? (uint?)BitConverter.ToUInt32(e.Buffer.Skip(4).Take(4).ToArray(), 0) : null;
const int sizeLimitForLogging = 10 * 1024 * 1024; // 10 MB
if (sizeToReceive >= sizeLimitForLogging)
{
CoreLogger.UniqueInstance.Warn(string.Format("SizeToReceive is larger than 10 MB. Size is {0} bytes", sizeToReceive));
OnSocketError(System.Net.Sockets.SocketError.SocketError);
return;
}
userToken.MessageID = messageID;
userToken.SizeToReceive = sizeToReceive;
userToken.CurrentRawMessageLength = 0;
userToken.CurrentRawMessage = string.Empty;
byte[] messageBuffer = new byte[userToken.SizeToReceive];
e.SetBuffer(messageBuffer, 0, messageBuffer.Length);
e.Completed += Client_MessageReceived;
userToken.Socket.InvokeAsyncMethod(userToken.Socket.ReceiveAsync, Client_MessageReceived, e);
});
}
public Mediator(SocketAsyncEventArgs e)
{
this.saeaObject = e;
this.theIncomingDataPreparer = new IncomingDataPreparer(saeaObject);
this.theOutgoingDataPreparer = new OutgoingDataPreparer();
}
void ConnectCompleted( object sender, SocketAsyncEventArgs e )
{
sock = sender as Socket;
if ( sock == null )
{
OnDisconnected( EventArgs.Empty );
return;
}
if ( e.SocketError != SocketError.Success )
{
DebugLog.WriteLine( "TcpConnection", "Unable to connect: {0}", e.SocketError );
OnDisconnected( EventArgs.Empty );
return;
}
DebugLog.WriteLine( "TcpConnection", "Connected!" );
isConnected = true;
netStream = new NetworkStream( sock, false );
netReader = new BinaryReader( netStream );
netWriter = new BinaryWriter( netStream );
// initialize our network thread
netThread = new Thread( NetLoop );
netThread.Name = "TcpConnection Thread";
netThread.Start();
OnConnected( EventArgs.Empty );
}
private void ProcessRequest(ClientObject co)
{
Client.Request Req = new Client.Request()
{
Header = co.Header,
Body = co.Buffer.Count > 0?co.Buffer.ToArray():null,
Client = co.EventArgs.AcceptSocket
};
Response Res = HandleRequest(Req);
Res.Header.ContentLength = Res.Body != null ? Res.Body.Length : 0;
Res.Header["Connection"] = KeepAlive ? "KeepAlive" : "Close";
List <byte> buf = new List <byte>();
buf.AddRange(Encoding.UTF8.GetBytes(Res.Header.ToHttpHeader()));
buf.AddRange(Base.NewLineBytes);
if (Res.Body != null && Res.Body.Length > 0)
{
buf.AddRange(Res.Body);
}
byte[] bts = buf.ToArray();
System.Net.Sockets.SocketAsyncEventArgs saea = new System.Net.Sockets.SocketAsyncEventArgs();
saea.Completed += SocketAsyncEventArgs_SendCompleted;
saea.SetBuffer(bts, 0, bts.Length);
saea.AcceptSocket = co.EventArgs.AcceptSocket;
saea.UserToken = co.EventArgs.UserToken;
co.EventArgs.AcceptSocket.SendAsync(saea);
Debug.WriteLine(Req.Header.Method + " " + Req.Header.Path + " " + Res.Header.Code + " " + Res.Header.Status);
}
private void ProcessSAEA(object sender, SAEA saea)
{
switch (saea.LastOperation)
{
case SocketAsyncOperation.Send:
ProcessSendAsync(saea);
break;
case SocketAsyncOperation.SendTo:
ProcessSendToAsync(saea);
break;
case SocketAsyncOperation.Receive:
ProcessReceiveAsync(saea);
break;
case SocketAsyncOperation.ReceiveFrom:
ProcessReceiveFromAsync(saea);
break;
default:
if (!OnSAEACompletedCallback(sender, saea))
{
NetDebug.Log("{0} ProcessSAEA, not process!", LOG_PREFIX);
}
break;
}
}
private void Accept_Completed(object sender, SocketAsyncEventArgs e)
{
e.Completed -= Accept_Completed;
if (e.SocketError != SocketError.Success)
{
var error = string.Format("There was an error accepting a socket connection ({0}).",
Enum.GetName(typeof(SocketError), e.SocketError));
OnConnectionAccepted(new ConnectionAcceptedEventArgs(error));
return;
}
var clientConnection = new ClientConnection(e.AcceptSocket);
try
{
OnConnectionAccepted(new ConnectionAcceptedEventArgs(clientConnection));
clientConnection.ShutdownAndClose();
}
finally
{
((IDisposable)clientConnection).Dispose();
}
OnConnectionClosed();
AcceptIncomingConnection();
}
/// <summary>
/// <see cref="AbstractTcpClient.ConnectInternal"/>
/// </summary>
protected override void ConnectInternal(Socket socket, EndPoint endpoint)
{
try
{
if (Object.ReferenceEquals(socket, null))
{
socket = new Socket(
endpoint.AddressFamily, SocketType.Stream, ProtocolType.Tcp);
}
if (Object.ReferenceEquals(connectEventArgs, null))
{
connectEventArgs = new SocketAsyncEventArgs();
connectEventArgs.Completed += OnConnectCompleted;
}
connectEventArgs.RemoteEndPoint = endpoint;
connectEventArgs.UserToken = socket;
bool pending = socket.ConnectAsync(connectEventArgs);
if (!pending)
{
OnConnect(connectEventArgs);
}
}
catch (Exception e)
{
Log.Error("{0} error connecting to {1} : {2}",
Name, endpoint, e.Message);
OnConnectError(socket, endpoint);
}
}
protected override void OnCompleted(System.Net.Sockets.SocketAsyncEventArgs e)
{
if (callBack != null)
{
callBack(e);
}
}
/// <summary>
/// Initializes a new instance of the <see cref="TcpChannel" /> class.
/// </summary>
/// <param name="readBuffer">Buffer used for our reading.</param>
/// <param name="encoder">Used to encode messages before they are put in the MicroMessage body of outbound messages.</param>
/// <param name="decoder">
/// Used to decode the body of incoming MicroMessages. The <c>MessageReceived</c> delegate will be
/// overridden by this class.
/// </param>
public TcpChannel(IBufferSlice readBuffer, IMessageEncoder encoder, IMessageDecoder decoder) {
if (readBuffer == null) throw new ArgumentNullException("readBuffer");
if (encoder == null) throw new ArgumentNullException("encoder");
if (decoder == null) throw new ArgumentNullException("decoder");
_readArgs = new SocketAsyncEventArgs();
_readArgs.SetBuffer(readBuffer.Buffer, readBuffer.Offset, readBuffer.Capacity);
_readArgs.Completed += OnReadCompleted;
_readArgsWrapper = new SocketAsyncEventArgsWrapper(_readArgs);
_encoder = encoder;
_decoder = decoder;
_decoder.MessageReceived = OnMessageReceived;
_writeArgs = new SocketAsyncEventArgs();
_writeArgs.Completed += OnSendCompleted;
_writeArgsWrapper = new SocketAsyncEventArgsWrapper(_writeArgs);
_sendCompleteAction = (channel, message) => { };
_disconnectAction = (channel, exception) => { };
ChannelFailure = (channel, error) => HandleDisconnect(SocketError.ProtocolNotSupported);
RemoteEndpoint = EmptyEndpoint.Instance;
ChannelId = GuidFactory.Create().ToString();
Data = new ChannelData();
}
// Called by Socket to kick off the ConnectAsync process. We'll complete the user's SAEA
// when it's done. Returns true if the operation will be asynchronous, false if it has failed synchronously
public bool StartConnectAsync(SocketAsyncEventArgs args, DnsEndPoint endPoint)
{
lock (lockObject)
{
GlobalLog.Assert(endPoint.AddressFamily == AddressFamily.Unspecified ||
endPoint.AddressFamily == AddressFamily.InterNetwork ||
endPoint.AddressFamily == AddressFamily.InterNetworkV6,
"MultipleConnectAsync.StartConnectAsync(): Unexpected endpoint address family - " + endPoint.AddressFamily.ToString());
this.userArgs = args;
this.endPoint = endPoint;
// If Cancel() was called before we got the lock, it only set the state to Canceled: we need to
// fail synchronously from here. Once State.DnsQuery is set, the Cancel() call will handle calling AsyncFail.
if (state == State.Canceled)
{
SyncFail(new SocketException(SocketError.OperationAborted));
return false;
}
GlobalLog.Assert(state == State.NotStarted, "MultipleConnectAsync.StartConnectAsync(): Unexpected object state");
state = State.DnsQuery;
IAsyncResult result = Dns.BeginGetHostAddresses(endPoint.Host, new AsyncCallback(DnsCallback), null);
if (result.CompletedSynchronously)
{
return DoDnsCallback(result, true);
}
else
{
return true;
}
}
}
public OSClient(IEFMagLinkRepository repository)
{
// First we set up our mutex and semaphore
mutex = new Mutex();
connected = false;
_repository = repository;
item = new SocketAsyncEventArgs();
_timerClient.Elapsed += new System.Timers.ElapsedEventHandler(_timerClient_Elapsed);
_timerClient.Interval = 10000;
_timerClient.Start();
_timerClientConnecTimer.Elapsed += new System.Timers.ElapsedEventHandler(_timerClientConnecTimer_Elapsed);
_timerClientConnecTimer.Interval = 15000;
_timerClientConnecTimer.Start();
numconnections = 0;
item.Completed += new EventHandler<SocketAsyncEventArgs>(OnIOCompleted);
item.SetBuffer(new Byte[Convert.ToInt32(Settings._instance.BufferSize)], 0, Convert.ToInt32(Settings._instance.BufferSize));
socketpool = new OSAsyncEventStack(Convert.ToInt32(Settings._instance.NumConnect));
for (Int32 i = 0; i < Convert.ToInt32(Settings._instance.NumConnect); i++)
{
SocketAsyncEventArgs item1 = new SocketAsyncEventArgs();
item1.Completed += new EventHandler<SocketAsyncEventArgs>(OnIOCompleted);
item1.SetBuffer(new Byte[Convert.ToInt32(Settings._instance.BufferSize)], 0, Convert.ToInt32(Settings._instance.BufferSize));
socketpool.Push(item1);
}
}
public void SendPacket(byte[] buffer, int offset, int size, Action<StreamBuffer> onSent = null)
{
try
{
lock (_session)
{
if (_session.Socket == null)
return;
SocketAsyncEventArgs saea = new SocketAsyncEventArgs();
saea.Completed += SendComplete;
saea.SetBuffer(buffer, offset, size);
if (onSent != null)
saea.UserToken = new NetworkSendToken(new StreamBuffer(buffer, offset, size), onSent);
if (_session.Socket.SendAsync(saea) == false)
ReceiveComplete(null, saea);
}
}
catch (SocketException)
{
}
catch (Exception e)
{
Logger.Err(LogMask.Aegis, e.ToString());
}
}
public void OnConnection(object sender, SocketAsyncEventArgs e)
{
if (e.BytesTransferred > 0)
{
var packetData = new byte[e.BytesTransferred];
Buffer.BlockCopy(dataBuffer, 0, packetData, 0, e.BytesTransferred);
ProcessPacket(new Packet(packetData));
}
PacketLog.Write<Packet>(dataBuffer, e.BytesTransferred, client.RemoteEndPoint as IPEndPoint);
e.Completed -= OnConnection;
e.Completed += Process;
var sHello = new Packet(ServerMessage.SHello);
sHello.Write(9165, 32); // BuildNumber
sHello.Write(1, 32); // RealmId
sHello.Write(0, 32); // RealmGroupId
sHello.Write(0, 32);
sHello.Write(0, 64);
sHello.Write(0, 16);
sHello.Write(11, 5); // ConnectionType
sHello.Write(0xBDD06089, 32); // NetworkMessageCRC
sHello.Write(0, 32);
sHello.Write(0, 64);
sHello.Write(0, 32);
Send(sHello);
client.ReceiveAsync(e);
}
public void ConnectTo(string ip, int port)
{
State = ConnectionState.NotConnected;
socket = new Socket(AddressFamily.InterNetwork, SocketType.Stream, ProtocolType.Tcp);
IPAddress[] ips = Dns.GetHostAddresses(ip);
var addr = ips[0];
var hostEndPoint = new IPEndPoint(addr, port);
var connectEA = new SocketAsyncEventArgs();
connectEA.RemoteEndPoint = hostEndPoint;
connectEA.Completed += (object sender, SocketAsyncEventArgs e)=>{
switch (e.LastOperation)
{
case SocketAsyncOperation.Connect:
UnityEngine.Debug.Log("Connect success");
break;
default:
throw new ArgumentException("The last operation completed on the socket was not a receive or send");
}
connectEA.Dispose();
State = ConnectionState.Connected;
};
State = ConnectionState.Connecting;
socket.ConnectAsync(connectEA);
}
public SocketAsyncEventArgsDecorator(SocketAsyncEventArgs socketAsyncEventArgs)
{
if (socketAsyncEventArgs == null)
throw new ArgumentNullException("socketAsyncEventArgs");
this.socketAsyncEventArgs = socketAsyncEventArgs;
}
public void BufferPool_CheckIn_Resets_SocketArg_Data_Buffer()
{
var socketArg = new SocketAsyncEventArgs();
BufferPool.Instance.CheckOut(socketArg);
BufferPool.Instance.CheckIn(socketArg);
Assert.IsNull(socketArg.Buffer);
}
internal static void Receive_Completed(object sender, System.Net.Sockets.SocketAsyncEventArgs e)
{
BufferBlock block = e.UserToken as BufferBlock;
if (block == null)
{
return;
}
Network <T> network = block.UserToken as Network <T>;
e.UserToken = null;
if (network?.HandleReceived(e) == true)
{
if (!network.isDisconnected)
{
BufferBlock newBlock = BufferManager.Instance.RequestBufferBlock();
newBlock.UserToken = network;
e.UserToken = newBlock;
e.SetBuffer(newBlock.Buffer, newBlock.StartIndex, newBlock.MaxLength);
try
{
if (!network.sock.ReceiveAsync(e))
{
Receive_Completed(null, e);
}
}
catch (Exception ex)
{
Logger.Log.Error(ex);
newBlock.Free();
}
}
}
else
{
if (network != null)
{
if (network.autoLock)
{
ClientManager.EnterCriticalArea();
}
network.Disconnect();
if (network.autoLock)
{
ClientManager.LeaveCriticalArea();
}
}
else
{
Logger.Log.Warn("network == null");
}
}
block.Free();
}
private bool HandleReceived(System.Net.Sockets.SocketAsyncEventArgs e)
{
if (isDisconnected || client == null)
{
return(false);
}
if (e.BytesTransferred > 0 && e.SocketError == SocketError.Success)
{
try
{
DateTime now = DateTime.Now;
this.receivedBytes += e.BytesTransferred;
if ((now - this.receiveStamp).TotalSeconds > 10)
{
this.avarageReceive = (int)(this.receivedBytes / (now - this.receiveStamp).TotalSeconds);
this.receivedBytes = 0;
this.receiveStamp = now;
}
if (this.lastContent == null)
{
byte[] buf = new byte[e.BytesTransferred];
Array.Copy(e.Buffer, e.Offset, buf, 0, e.BytesTransferred);
if (!this.isDisconnected)
{
this.OnReceivePacket(buf);
}
}
else
{
byte[] buf = new byte[e.BytesTransferred + this.lastContent.Length];
this.lastContent.CopyTo(buf, 0);
Array.Copy(e.Buffer, e.Offset, buf, this.lastContent.Length, e.BytesTransferred);
if (!this.isDisconnected)
{
this.OnReceivePacket(buf);
}
}
}
catch (Exception ex)
{
Logger.Log.Error(ex);
}
}
else
{
if (e.SocketError != SocketError.Success && e.SocketError != SocketError.ConnectionReset && e.SocketError != SocketError.ConnectionAborted)
{
Logger.Log.Error(new SocketException((int)e.SocketError));
}
return(false);
}
return(true);
}
private void TMNRPCClient_SocketError(object sender, SocketErrorEventArgs e)
{
SocketAsyncEventArgs.Dispose();
SocketAsyncEventArgs = null;
if (e.SocketError == System.Net.Sockets.SocketError.ConnectionReset && ServerClosedConnection != null)
{
ServerClosedConnection(this, EventArgs.Empty);
}
}
private void Client_MessageReceived(object sender, SocketAsyncEventArgs e)
{
e.Completed -= Client_MessageReceived;
EnsureSocketSuccess(e, () =>
{
SocketAsyncEventArgsUserToken userToken = (SocketAsyncEventArgsUserToken)e.UserToken;
userToken.CurrentRawMessageLength += e.BytesTransferred;
userToken.CurrentRawMessage += Encoding.UTF8.GetString(e.Buffer, e.Offset, e.BytesTransferred);
if (userToken.MoreBytesNeedToBeRead)
{
byte[] messageBuffer = new byte[userToken.RemainingBytesToReceive];
e.SetBuffer(messageBuffer, 0, messageBuffer.Length);
e.Completed += Client_MessageReceived;
userToken.Socket.InvokeAsyncMethod(userToken.Socket.ReceiveAsync, Client_MessageReceived, e);
return;
}
if (userToken.MessageID.HasValue)
{
if ((userToken.MessageID & CALLBACK_IDENTIFIER) == 0)
{
// message is a callback
XElement messageElement = TryParseXElement(userToken.CurrentRawMessage);
if (messageElement != null && !Callbacks.CheckForKnownMethodCallback(messageElement))
{
CoreLogger.UniqueInstance.Error("Found unknown callback: " + userToken.CurrentRawMessage);
}
}
else
{
// message is a method reply
lock (_methodResponsesLockObject)
{
MethodResponses[userToken.MessageID.Value] = userToken.CurrentRawMessage;
}
}
}
else if (string.Compare(userToken.CurrentRawMessage, "GBXRemote 2", StringComparison.OrdinalIgnoreCase) != 0)
{
OnSocketError(System.Net.Sockets.SocketError.ProtocolNotSupported);
return;
}
else
{
ThreadPool.QueueUserWorkItem(x => OnReadyForSendingCommands());
}
ReadMessageWithPrefix(e, true);
});
}
private void IOCompleted(object Sender, Sockets.SocketAsyncEventArgs EventStatement)
{
switch (EventStatement.LastOperation)
{
case Sockets.SocketAsyncOperation.Receive:
StateObject ClientSource = EventStatement.UserToken as StateObject;
ReadClientInput(ClientSource);
break;
default: break;
}
}
void SocketAsyncEventArgs_SendCompleted(object sender, System.Net.Sockets.SocketAsyncEventArgs e)
{
String key = e.UserToken as String;
if (e.LastOperation == SocketAsyncOperation.Send)
{
// Send Completed
if (!KeepAlive)
{
e.AcceptSocket.Close();
}
}
}
private void IO_Completed(object sender, System.Net.Sockets.SocketAsyncEventArgs e)
{
SocketAsyncEventArgsX ex = (SocketAsyncEventArgsX)e;
if (ex.IsReceive)
{
ReceiveCompleted(e);
}
else
{
SendCompleted(e);
}
}
private void ReadMessageWithPrefix(SocketAsyncEventArgs e, bool includeMessageID)
{
EnsureSocketSuccess(e, () =>
{
SocketAsyncEventArgsUserToken userToken = (SocketAsyncEventArgsUserToken)e.UserToken;
byte[] sizeBuffer = new byte[includeMessageID ? 8 : 4];
e.SetBuffer(sizeBuffer, 0, sizeBuffer.Length);
e.Completed += Client_SizeReceived;
userToken.Socket.InvokeAsyncMethod(userToken.Socket.ReceiveAsync, Client_SizeReceived, e);
});
}
internal static void Send_Completed(object sender, System.Net.Sockets.SocketAsyncEventArgs e)
{
BufferBlock block = e.UserToken as BufferBlock;
Network <T> network = block.UserToken as Network <T>;
block.Free();
if (network == null || network.isDisconnected || network.client == null)
{
ClientManager <T> .FinishSendQuest(e);
return;
}
lock (network.bufferLockObj)
{
if (network.pendingQueue.Count > 0)
{
BufferBlock block2 = network.pendingQueue.Dequeue();
ClientManager <T> .EnqueueSendRequest(network, block2);
}
else
{
network.aldreadyInQueue = false;
}
}
try
{
if (e.SocketError != SocketError.Success)
{
if (e.SocketError != SocketError.ConnectionReset && e.SocketError != SocketError.ConnectionAborted)
{
Logger.Log.Error(new SocketException((int)e.SocketError));
}
if (network.autoLock)
{
ClientManager.EnterCriticalArea();
}
network.Disconnect();
if (network.autoLock)
{
ClientManager.LeaveCriticalArea();
}
}
}
catch (Exception ex)
{
Logger.Log.Error(ex);
}
ClientManager <T> .FinishSendQuest(e);
}
private void EnsureSocketSuccess(SocketAsyncEventArgs socketEventArgs, Action action)
{
switch (socketEventArgs.SocketError)
{
case System.Net.Sockets.SocketError.Success:
action();
break;
// more handling here later
default:
OnSocketError(socketEventArgs.SocketError);
break;
}
}
private void Client_Connected(object sender, SocketAsyncEventArgs e)
{
e.Completed -= Client_Connected;
EnsureSocketSuccess(e, () =>
{
if (Connected != null)
{
Connected(this, EventArgs.Empty);
}
ReadMessageWithPrefix(e, false);
});
}
private void iSend_Completed(object sender, System.Net.Sockets.SocketAsyncEventArgs e)
{
if (CancelSocket) { return; }
try
{
if (e.SocketError != SocketError.Success)
{
NNTPError zErr = Common.TranslateError(e.SocketError);
Close(zErr.Code, zErr.Message);
return;
}
}
catch (Exception ex) { Close(971, "Send: " + ex.Message); }
}
private void iReceive_Completed(object sender, System.Net.Sockets.SocketAsyncEventArgs e)
{
if (CancelSocket) { return; }
try
{
if (e.SocketError != SocketError.Success)
{
NNTPError zErr = Common.TranslateError(e.SocketError);
Close(zErr.Code, zErr.Message);
return;
}
if (e.BytesTransferred < 1)
{
Close(954, "Socket closed.");
return;
}
if (DataStream == null)
{
DataStream = new MemoryStream(e.BytesTransferred + 1);
}
DataStream.Position = DataStream.Length;
DataStream.Write(e.Buffer, e.Offset, e.BytesTransferred);
if (e.BytesTransferred >= (e.Buffer.Length / 2.0)) // Dynamic resize
{
if ((e.Buffer.Length - 1) < (MaxBufferSize - 5))
{
int bsize = 0;
if ((e.Buffer.Length * 2) < MaxBufferSize)
{ bsize = e.Buffer.Length * 2 + 1; }
else
{ bsize = MaxBufferSize + 1; }
SetBuffer(bsize);
}
}
SafeFire(Received, new WorkArgs(DataStream));
}
catch (Exception ex) { Close(960, "Rcv: " + ex.Message); }
}
private void OnReceiveCompleted(object sender, System.Net.Sockets.SocketAsyncEventArgs e)
{
try
{
System.IO.MemoryStream stream = new System.IO.MemoryStream(e.Buffer, 0, e.BytesTransferred);
BrodcastMessage msg = stream.Deserialize <BrodcastMessage>(e.BytesTransferred);
if (msg.MessageType == "SMART_ROUTE")
{
if (!msg.Token.VerifyMd5Hash(msg.NodeID + mTokenKey))
{
return;
}
if (msg.NodeID != NodeID && msg.Cluster == this.Cluster)
{
Loger.Process(LogType.BROAD_DEBUG, "broadcast reveive {0}", msg);
if (string.IsNullOrEmpty(msg.IP))
{
msg.IP = ((IPEndPoint)e.RemoteEndPoint).Address.ToString();
}
try
{
if (!mDiscoverTable.ContainsKey(msg.NodeID))
{
DiscoverEventArgs de = new DiscoverEventArgs();
de.Address = msg.IP;
de.Port = int.Parse(msg.Port);
de.NodeID = msg.NodeID;
mDiscoverTable[msg.NodeID] = de;
OnDiscorver(de);
}
}
catch (Exception e__)
{
Loger.Process(LogType.BROAD_ERROR, "node ping error {0}", e__.Message);
}
}
}
}
catch (Exception e_)
{
Loger.Process(LogType.BROAD_ERROR, "broadcast reveive error {0}", e_.Message);
}
finally
{
OnReceive();
}
}
void SocketAsyncEventArgs_AcceptCompleted(object sender, System.Net.Sockets.SocketAsyncEventArgs e)
{
if (e != null)
{
if (e.AcceptSocket != null && e.AcceptSocket.RemoteEndPoint != null && e.LastOperation == SocketAsyncOperation.Accept)
{
Debug.WriteLine(e.AcceptSocket.RemoteEndPoint.ToString());
System.Net.Sockets.SocketAsyncEventArgs saea = new System.Net.Sockets.SocketAsyncEventArgs();
saea.Completed += SocketAsyncEventArgs_ReceiveCompleted;
saea.AcceptSocket = e.AcceptSocket;
saea.UserToken = e.AcceptSocket.RemoteEndPoint.ToString();
saea.SetBuffer(new byte[BufferSize], 0, BufferSize);
e.AcceptSocket.ReceiveAsync(saea);
}
else
{
Debug.WriteLine("Stop");
}
}
bool Crashed = false;
try
{
Crashed = ServerSocket == null || ServerSocket.LocalEndPoint == null;
}
catch { }
if (Crashed && _Status == ServerStatus.Running)
{
Clients.Clear();
ServerSocket = new System.Net.Sockets.Socket(System.Net.Sockets.AddressFamily.InterNetwork, System.Net.Sockets.SocketType.Stream, System.Net.Sockets.ProtocolType.Tcp);
ServerSocket.Bind(new IPEndPoint(IPAddress.Parse(Address), Port));
ServerSocket.Listen(BackLog);
Debug.WriteLine(String.Format("Listen at {0}:{1}", Address, Port));
//
SocketAsyncEventArgs_AcceptCompleted(null, null);
}
else if (ServerSocket != null)
{
System.Net.Sockets.SocketAsyncEventArgs saea = new System.Net.Sockets.SocketAsyncEventArgs();
saea.Completed += SocketAsyncEventArgs_AcceptCompleted;
ServerSocket.AcceptAsync(saea);
}
}
public void Connect(string host, int?port)
{
if (SocketAsyncEventArgs != null)
{
return;
}
MethodResponses.Clear();
if (port == null)
{
port = DEFAULT_PORT;
}
if (host == null || host.Trim().Length == 0)
{
host = "localhost";
}
SocketAsyncEventArgs = new SocketAsyncEventArgs();
IPAddress remoteIP;
if (!IPAddress.TryParse(host, out remoteIP))
{
IPHostEntry hostEntry = Dns.GetHostEntry(host);
if (hostEntry.AddressList.Length == 0)
{
throw new InvalidOperationException(string.Format("Could not resolve host: {0}", host));
}
remoteIP = hostEntry.AddressList[0];
}
IPEndPoint remoteEndPoint = new IPEndPoint(remoteIP, port.Value);
Socket = new Socket(remoteEndPoint.AddressFamily, SocketType.Stream, ProtocolType.Tcp);
SocketAsyncEventArgs.RemoteEndPoint = remoteEndPoint;
SocketAsyncEventArgs.UserToken = new SocketAsyncEventArgsUserToken {
Socket = Socket
};
SocketAsyncEventArgs.Completed += Client_Connected;
Socket.InvokeAsyncMethod(Socket.ConnectAsync, Client_Connected, SocketAsyncEventArgs);
}
private void SendCompleted(object sender, System.Net.Sockets.SocketAsyncEventArgs e)
{
if (e.SocketError == SocketError.Success && e.BytesTransferred > 0)
{
if (e.BytesTransferred < e.Count)
{
e.SetBuffer(e.Offset + e.BytesTransferred, e.Count - e.BytesTransferred);
if (!mSocket.SendAsync(e))
{
SendCompleted(this, e);
}
}
}
else
{
ReleaseSocket();
}
}
private void ReceiveCompleted(object sender, System.Net.Sockets.SocketAsyncEventArgs e)
{
if (e.SocketError == SocketError.Success && e.BytesTransferred > 0)
{
try
{
mPackage.Import(e.Buffer, 0, e.BytesTransferred);
BeginReceive();
}
catch (Exception e_)
{
ReleaseSocket();
OnError(e_);
}
}
else
{
ReleaseSocket();
}
}
void AcceptLoop(Sockets.SocketAsyncEventArgs EventStatement)
{
try {
if (EventStatement == null)
{
EventStatement = new Sockets.SocketAsyncEventArgs();
EventStatement.Completed += AcceptEvent_Completed;
}
else
{
EventStatement.AcceptSocket = null;
}
bool EventTrigger = Socket.AcceptAsync(EventStatement);;
if (!EventTrigger)
{
AcceptClientObject(EventStatement);
}
}
catch (System.Exception) { }
}
private void SendCompleted(object sender, System.Net.Sockets.SocketAsyncEventArgs e)
{
this.sendEventArgsPool.Push(e);
e.UserToken = null;
if (e.SocketError == SocketError.Success && e.BytesTransferred > 0)
{
if (e.BytesTransferred < e.Count)
{
e.SetBuffer(e.Offset + e.BytesTransferred, e.Count - e.BytesTransferred);
if (!this.clientSocket.SendAsync(e))
{
SendCompleted(this, e);
}
}
}
else
{
IsConnected = false;
this.RaiseEvent(this.Disconnected, new AsyncSocketTokenEventArgs(this.clientSocket));
}
}
public bool Send(object message)
{
lock (this)
{
if (Connect())
{
try
{
IMessage msg = mPackage.SendCast(message);
byte[] data = mPackage.GetMessageData(msg);
mSendSAEA = new SocketAsyncEventArgs();
mSendSAEA.Completed += SendCompleted;
mSendSAEA.SetBuffer(data, 0, data.Length);
if (!mSocket.SendAsync(mSendSAEA))
{
SendCompleted(this, mSendSAEA);
}
return(true);
}
catch (SocketException se)
{
ReleaseSocket();
OnError(se);
}
catch (ObjectDisposedException ode)
{
ReleaseSocket();
OnError(ode);
}
catch (Exception e_)
{
OnError(e_);
}
}
return(false);
}
}
private void AcceptClientObject(Sockets.SocketAsyncEventArgs EventStatement)
{
try {
EventStatement.AcceptSocket.SetSocketOption(Sockets.SocketOptionLevel.Socket, Sockets.SocketOptionName.KeepAlive, true);
StateObject ClientObject = new StateObject(EventStatement.AcceptSocket, this);
ClientObject.ArgumentStack = new Sockets.SocketAsyncEventArgs();
ClientObject.ArgumentStack.Completed += IOCompleted;
ClientObject.ArgumentStack.SetBuffer(ClientObject.DataReceived, 0, ClientObject.DataReceived.Length);
ClientObject.ArgumentStack.AcceptSocket = EventStatement.AcceptSocket;
ClientObject.ArgumentStack.SocketFlags = Sockets.SocketFlags.None;
ClientObject.ArgumentStack.UserToken = ClientObject;
lock (Clients) {
Clients.Add(ClientObject);
}
bool EventTrigger = ClientObject.Sock.ReceiveAsync(ClientObject.ArgumentStack);
AcceptLoop(EventStatement);
if (!EventTrigger)
{
ReadClientInput(ClientObject);
}
}
catch (System.Exception) { }
}
private void iConnect_Completed(object sender, System.Net.Sockets.SocketAsyncEventArgs e)
{
try
{
if (CancelSocket) { return; }
if (e.SocketError != SocketError.Success)
{
NNTPError zErr = Common.TranslateError(e.SocketError);
Close(zErr.Code, zErr.Message);
return;
}
iReceive = new System.Net.Sockets.SocketAsyncEventArgs();
iReceive.Completed += new EventHandler<SocketAsyncEventArgs>(iReceive_Completed);
if (MaxBufferSize < 1024) { MaxBufferSize = 1024; }
ClearBuffer();
SafeFire(Connected, new WorkArgs(951, "Connected"));
}
catch (Exception ex) { Close(950, "Connect: " + ex.Message); }
}
protected override void AsyncEventArgs_Completed(object sender, System.Net.Sockets.SocketAsyncEventArgs e)
{
//if (e.BytesTransferred <= 0)
//{
// Close();
// return;
//}
if (e.SocketError != SocketError.Success)
{
Debug.WriteLine(String.Format("接收数据时发生异常：{0} {1}", e.SocketError, e.RemoteEndPoint));
Offline();
logger.Error("接收数据时发生异常：{0} {1}", e.SocketError, e.RemoteEndPoint);
return;
}
if (e.BytesTransferred == 0)
{
Close();
return;
}
ReceivedBytes += e.BytesTransferred - e.Offset;
for (int i = e.Offset; i < e.Offset + e.BytesTransferred; i++)
{
try
{
frameStream.WriteByte(e.Buffer[i]);
frameStream.Flush();
if (isNoCheck && noCheckCount > 0)
{
noCheckCount--;
continue;
}
else if (isNoCheck)
{
isNoCheck = false;
noCheckCount = 0;
}
if (!IsHandShake && Protocol.IsFrameEnd(frameStream))
{
frameStream.Position = 0;
HandshakeRequestCommand command = Protocol.GetCommand(this, frameStream) as HandshakeRequestCommand;
HandshakeResponseCommand responseCmd = null;
if (command != null)
{
ProtocolVersion = command.GetHeader(WebSocketHeader.SecWebSocketAccept) ?? "";
this.Url = command.GetHeader(WebSocketHeader.Url) ?? "";
frameStream.Position = 0;
frameStream.SetLength(0);
responseCmd = command.Execute(this) as HandshakeResponseCommand;
if (responseCmd != null && !isClosed)
{
FrameReader = new FrameStreamReader(frameStream);
}
}
if (responseCmd != null)
{
Protocol.WriteCommand(responseCmd, this);
IsHandShake = true;
OnHandshakeCompleted();
logger.Debug("客户端握手成功：{0} {1}", SessionID, EndPoint);
}
else
{
logger.Warn("客户端握手失败：{0} {1}", SessionID, EndPoint);
this.Close();
}
}
else if (IsHandShake)
{
bool isSuccess = FrameReader.ProcessFrame(this);
if (!isSuccess)
{
HttpCodeResponseCommand cmd = new HttpCodeResponseCommand();
cmd.SetHeader(WebSocketHeader.HttpCode, "1002");
sendOverClosed = true;
Protocol.WriteCommand(cmd, this);
logger.Error("接收数据帧发生异常：{0} {1}", SessionID, EndPoint);
}
else
{
//
if (FrameReader.IsCompleted)
{
frameStream.Position = 0;
frameStream.SetLength(0);
logger.Trace("收到数据帧：{0} {1} {2}", SessionID, EndPoint, FrameReader.ToString());
FrameCommandBase command = WebSocketCommandFactory.CreateCommand(FrameReader);
if (command != null)
{
command = command.Execute(this) as FrameCommandBase;
if (command != null)
{
Protocol.WriteCommand(command, this);
}
}
if (!this.isClosed)
{
FrameReader = new FrameStreamReader(frameStream);
}
}
else if (FrameReader.IsContinue)
{
frameStream.Position = 0;
frameStream.SetLength(0);
FrameReader.Reset();
logger.Trace("收到持续数据帧：{0} {1} {2}", SessionID, EndPoint, FrameReader.ToString());
}
}
}
}
catch
{
break;
}
}
if (!isClosed)
{
Protocol.TryGetCommand(this);
}
}
public bool AcceptAsync(ns.SocketAsyncEventArgs a)
{
return(realSocket.AcceptAsync(a));
}
