/// <summary>
/// Sets the bound <see cref="ClientTransport"/>.
/// </summary>
/// <param name="transport">The binding transport.</param>
internal void SetTransport(ClientTransport transport)
{
Contract.Requires(transport != null);
this.NextProcess = transport.UnpackResponseHeader;
base.SetTransport(transport);
}
private void OnConnected(Socket connectSocket, SocketAsyncEventArgs context, TaskCompletionSource <ClientTransport> taskCompletionSource)
{
try
{
if (connectSocket == null || !connectSocket.Connected)
{
// canceled.
taskCompletionSource.SetException(
new RpcTransportException(
RpcError.ConnectionTimeoutError,
"Connect timeout.",
String.Format(CultureInfo.CurrentCulture, "Timeout: {0}", this.Configuration.ConnectTimeout)
)
);
return;
}
#if !API_SIGNATURE_TEST
MsgPackRpcClientProtocolsTrace.TraceEvent(
MsgPackRpcClientProtocolsTrace.EndConnect,
"Connected. {{ \"Socket\" : 0x{0:X}, \"RemoteEndPoint\" : \"{1}\", \"LocalEndPoint\" : \"{2}\" }}",
ClientTransport.GetHandle(connectSocket),
ClientTransport.GetRemoteEndPoint(connectSocket, context),
ClientTransport.GetLocalEndPoint(connectSocket)
);
#endif
taskCompletionSource.SetResult(this.GetTransport(connectSocket));
}
finally
{
context.Dispose();
}
}
private void OnCompleted(object sender, SocketAsyncEventArgs e)
{
var socket = sender as Socket;
#if MONO
var userToken = e.UserToken as Tuple <TaskCompletionSource <ClientTransport>, ConnectTimeoutWatcher, Socket>;
#else
var userToken = e.UserToken as Tuple <TaskCompletionSource <ClientTransport>, ConnectTimeoutWatcher>;
#endif
var taskCompletionSource = userToken.Item1;
var watcher = userToken.Item2;
if (watcher != null)
{
this.EndConnectTimeoutWatch(watcher);
}
#if MONO
var error = this.HandleSocketError(userToken.Item3 ?? socket, e);
#else
var error = this.HandleSocketError(e.ConnectSocket ?? socket, e);
#endif
if (error != null)
{
taskCompletionSource.SetException(error.Value.ToException());
return;
}
switch (e.LastOperation)
{
case SocketAsyncOperation.Connect:
{
#if MONO
this.OnConnected(userToken.Item3, e, taskCompletionSource);
#else
this.OnConnected(e.ConnectSocket, e, taskCompletionSource);
#endif
break;
}
default:
{
#if !API_SIGNATURE_TEST
MsgPackRpcClientProtocolsTrace.TraceEvent(
MsgPackRpcClientProtocolsTrace.UnexpectedLastOperation,
"Unexpected operation. {{ \"Socket\" : 0x{0:X}, \"RemoteEndPoint\" : \"{1}\", \"LocalEndPoint\" : \"{2}\", \"LastOperation\" : \"{3}\" }}",
ClientTransport.GetHandle(socket),
ClientTransport.GetRemoteEndPoint(socket, e),
ClientTransport.GetLocalEndPoint(socket),
e.LastOperation
);
#endif
taskCompletionSource.SetException(new InvalidOperationException(String.Format(CultureInfo.CurrentCulture, "Unknown socket operation : {0}", e.LastOperation)));
break;
}
}
}
internal ClientRequestContext GetRequestContext(ClientTransport transport)
{
Contract.Requires(transport != null);
Contract.Ensures(Contract.Result <ClientRequestContext>() != null);
var result = this.RequestContextPool.Borrow();
result.SetTransport(transport);
result.RenewSessionId();
return(result);
}
protected internal RpcErrorMessage?HandleSocketError(Socket socket, SocketAsyncEventArgs context)
{
if (context.SocketError.IsError() == false)
{
return(null);
}
MsgPackRpcClientProtocolsTrace.TraceEvent(
MsgPackRpcClientProtocolsTrace.SocketError,
"Socket error. {{ \"Socket\" : 0x{0:X}, \"RemoteEndpoint\" : \"{1}\", \"LocalEndpoint\" : \"{2}\", \"LastOperation\" : \"{3}\", \"SocketError\" : \"{4}\", \"ErrorCode\" : 0x{5:X} }}",
ClientTransport.GetHandle(socket),
ClientTransport.GetRemoteEndPoint(socket, context),
ClientTransport.GetLocalEndPoint(socket),
context.LastOperation,
context.SocketError,
( int )context.SocketError
);
return(context.SocketError.ToClientRpcError());
}
internal override void ReturnTransport(ClientTransport transport)
{
// nop
}
/// <summary>
/// Returns specified <see cref="ClientTransport"/> to the internal pool.
/// </summary>
/// <param name="transport">The <see cref="ClientTransport"/> to be returned.</param>
internal sealed override void ReturnTransport(ClientTransport transport)
{
this.ReturnTransport(( TTransport )transport);
}
/// <summary> /// Returns specified <see cref="ClientTransport"/> to the internal pool. /// </summary> /// <param name="transport">The <see cref="ClientTransport"/> to be returned.</param> internal abstract void ReturnTransport(ClientTransport transport);
internal override void ReturnTransport( ClientTransport transport )
{
// nop
}
