/// <summary>
/// Initiates a network connection to the message router at the
/// specified network endpoint and then initiates the transmission
/// of the message once the connection is established.
/// </summary>
/// <param name="ep">The remote router's endpoint.</param>
/// <param name="msg">The message to be sent (or <c>null</c>).</param>
public void Connect(IPEndPoint ep, Msg msg)
{
using (TimedLock.Lock(router.SyncRoot))
{
Assertion.Test(sock == null);
sock = new EnhancedSocket(AddressFamily.InterNetwork, SocketType.Stream, ProtocolType.Tcp);
localEP = new ChannelEP(Transport.Tcp, router.NormalizeEP(router.TcpEP));
sock.NoDelay = !router.TcpDelay;
sock.SendBufferSize = router.TcpSockConfig.SendBufferSize;
sock.ReceiveBufferSize = router.TcpSockConfig.ReceiveBufferSize;
if (router.FragmentTcp)
{
sock.SendMax = 1;
sock.ReceiveMax = 1;
}
// Queue the channel initialization message and the message passed
Msg initMsg;
initMsg = new TcpInitMsg(router.RouterEP, new MsgRouterInfo(router), isUplink, router.TcpEP.Port);
initMsg._TTL = 1;
Serialize(initMsg);
Enqueue(initMsg);
try
{
SetLastAccess();
remoteEP = new ChannelEP(Transport.Tcp, router.NormalizeEP(ep));
if (msg != null)
{
msg._SetToChannel(remoteEP);
msg._SetFromChannel(localEP);
msg._Trace(router, 2, "TCP: Queue", null);
Serialize(msg);
Enqueue(msg);
}
router.Trace(2, "TCP: Outbound", "LocalEP=" + localEP.NetEP.ToString() + " remoteEP=" + remoteEP.NetEP.ToString(), null);
sock.BeginConnect(remoteEP.NetEP, new AsyncCallback(OnConnect), null);
}
catch (Exception e)
{
router.Trace(string.Format(null, "TCP: Connect Failed [{0}]", ep), e);
router.OnTcpClose(this);
Close();
}
}
}
public void Msg_Clone_TcpInitMsg()
{
TcpInitMsg msg;
Msg.ClearTypes();
Msg.LoadTypes(Assembly.GetExecutingAssembly());
msg = new TcpInitMsg("physical://root/hub/leaf", new MsgRouterInfo(new Version(1000, 0)), true, 77);
msg = (TcpInitMsg)msg.Clone();
Assert.AreEqual(new MsgEP("physical://root/hub/leaf"), msg.RouterEP);
Assert.AreEqual(new Version(1000, 0), msg.RouterInfo.ProtocolVersion);
Assert.IsTrue(msg.IsUplink);
Assert.IsTrue(msg.RouterInfo.IsP2P);
Assert.AreEqual(77, msg.ListenPort);
TestBaseCloning(msg);
}
public void Msg_Serialize_TcpInitMsg()
{
TcpInitMsg msg;
EnhancedStream es = new EnhancedMemoryStream();
Msg.ClearTypes();
Msg.LoadTypes(Assembly.GetExecutingAssembly());
msg = new TcpInitMsg("physical://root/hub/leaf", new MsgRouterInfo(new Version(1000, 0)), true, 77);
Msg.Save(es, msg);
es.Seek(0, SeekOrigin.Begin);
msg = (TcpInitMsg)Msg.Load(es);
Assert.AreEqual(new MsgEP("physical://root/hub/leaf"), msg.RouterEP);
Assert.AreEqual(new Version(1000, 0), msg.RouterInfo.ProtocolVersion);
Assert.IsTrue(msg.IsUplink);
Assert.IsTrue(msg.RouterInfo.IsP2P);
Assert.AreEqual(77, msg.ListenPort);
}
/// <summary>
/// Associates the channel with the open socket passed and begins
/// listening for messages received on the socket.
/// </summary>
/// <param name="sock">The open socket.</param>
public void Open(EnhancedSocket sock)
{
using (TimedLock.Lock(router.SyncRoot))
{
Assertion.Test(this.sock == null);
this.sock = sock;
this.connected = true;
this.localEP = router.NormalizeEP(new ChannelEP(Transport.Tcp, router.TcpEP));
this.remoteEP = new ChannelEP(Transport.Tcp, new IPEndPoint(((IPEndPoint)sock.RemoteEndPoint).Address, 0));
this.sendQueue.Clear();
sock.SendBufferSize = router.TcpSockConfig.SendBufferSize;
sock.ReceiveBufferSize = router.TcpSockConfig.ReceiveBufferSize;
// Send the channel initialization message to the other endpoint.
sock.NoDelay = !router.TcpDelay;
if (router.FragmentTcp)
{
sock.SendMax = 1;
sock.ReceiveMax = 1;
}
router.Trace(2, "TCP: Inbound", "LocalEP=" + localEP.NetEP.ToString() + " remoteEP=" + remoteEP.NetEP.ToString(), null);
SetLastAccess();
BeginReceive();
TcpInitMsg msg;
msg = new TcpInitMsg(router.RouterEP, new MsgRouterInfo(router), isUplink, localEP.NetEP.Port);
msg._TTL = 1;
Transmit(router.NormalizeEP(remoteEP), msg, false);
}
}
