/// <summary>
/// Waits for sent event, if the message is TCP and sent by me.
/// </summary>
/// <param name="timeout">The timeout.</param>
internal void WaitForSentEvent(int timeout)
{
if (mMessage.MessageType == MessageTypeEnum.Tcp && NetworkManager.Instance.InternalLocalhost.Id.Equals(mMessage.SenderId))
{
// csak a saját TCP üzeneteimre lehet várakozni
lock (mLockObject)
{
if (mWatch == null)
{
mWatch = Stopwatch.StartNew();
}
if (mSentEvent == null)
{
mSentEvent = new ManualResetEvent(false);
}
}
if (mSentEvent.WaitOne(timeout) && IsSuccess)
{
// replytime feljegyzése
NetworkPeerRemote networkPeer = (NetworkPeerRemote)NetworkPeerContext.GetNetworkPeerById(mMessage.TargetId);
networkPeer.Session.ReplyTime = ReplyTime;
}
}
else
{
IsSuccess = true;
}
}
public void SetPeerContext(IPeerContext peerContext)
{
_networkPeerContext = peerContext as NetworkPeerContext ?? throw new ArgumentException("Expected NetworkPeerContext", nameof(peerContext));;
_deserializationContext.SetInitiator(_networkPeerContext.Direction == PeerConnectionDirection.Outbound);
LightningEndpoint?lightningEndpoint = null;
if (peerContext.Direction == PeerConnectionDirection.Outbound)
{
OutgoingConnectionEndPoint endpoint = peerContext.Features.Get <OutgoingConnectionEndPoint>();
if (endpoint == null || !endpoint.Items.TryGetValue(nameof(LightningEndpoint), out object?res))
{
_logger.LogError("Remote connection was not found ");
throw new ApplicationException("Initiator connection must have a public key of the remote node");
}
if (res == null)
{
_logger.LogError("Remote connection type is invalid");
throw new ApplicationException("Remote connection type is invalid");
}
lightningEndpoint = (LightningEndpoint)res;
}
_handshakeProtocol = new HandshakeWithNoiseProtocol(_nodeContext, lightningEndpoint?.NodePubKey, _handshakeProcessor);
_networkPeerContext.SetHandshakeProtocol(_handshakeProtocol);
}
public override PongMessage DeserializeMessage(ref SequenceReader <byte> reader, int protocolVersion,
NetworkPeerContext peerContext)
{
ushort bytesLen = reader.ReadUShort(true);
return(new PongMessage
{
BytesLen = bytesLen,
Ignored = reader.ReadBytes(bytesLen).ToArray()
});
}
public override ErrorMessage DeserializeMessage(ref SequenceReader <byte> reader, int protocolVersion,
NetworkPeerContext peerContext)
{
var channelId = reader.ReadBytes(32).ToArray();
ushort len = reader.ReadUShort(true);
return(new ErrorMessage
{
ChannelId = channelId, Len = len, Data = reader.ReadBytes(len).ToArray()
});
}
protected BaseMessageSerializerTests(BaseMessageSerializer <TMessage> serializer)
{
this.serializer = serializer;
context = new NetworkPeerContext( //TODO David change this when moved to interface
new Mock <ILogger>().Object,
new Mock <IEventBus>().Object,
PeerConnectionDirection.Inbound, //TODO create a random enum generator
_random.Next(int.MaxValue).ToString(), // string peerId,
new Mock <IPEndPoint>((long)_random.Next(int.MaxValue), 9735).Object,
new Mock <IPEndPoint>((long)_random.Next(int.MaxValue), 9735).Object,
new Mock <IPEndPoint>((long)_random.Next(int.MaxValue), 9735).Object,
new Mock <INetworkMessageWriter>().Object
);
}
public TransportMessageSerializer(
ILogger <TransportMessageSerializer> logger,
INetworkMessageSerializerManager networkMessageSerializerManager,
NodeContext nodeContext,
IHandshakeProcessor handshakeProcessor)
{
_logger = logger;
_networkMessageSerializerManager = networkMessageSerializerManager;
_nodeContext = nodeContext;
_handshakeProcessor = handshakeProcessor;
_deserializationContext = new DeserializationContext();
//initialized by SetPeerContext
_networkPeerContext = null !;
_handshakeProtocol = null !;
}
public override void SerializeMessage(PingMessage message, int protocolVersion, NetworkPeerContext peerContext,
IBufferWriter <byte> output)
{
output.WriteUShort(message.NumPongBytes, true);
output.WriteUShort(message.BytesLen, true);
output.WriteBytes(message.Ignored);
}
public override InitMessage DeserializeMessage(ref SequenceReader <byte> reader, int protocolVersion, NetworkPeerContext peerContext)
{
var message = new InitMessage();
ushort len = reader.ReadUShort(true);
message.GlobalFeatures = reader.ReadBytes(len).ToArray();
len = reader.ReadUShort(true);
message.Features = reader.ReadBytes(len).ToArray();
return(message);
}
public override void SerializeMessage(InitMessage message, int protocolVersion, NetworkPeerContext peerContext, IBufferWriter <byte> output)
{
output.WriteUShort((ushort)message.GlobalFeatures.Length, true);
output.Write(message.GlobalFeatures);
output.WriteUShort((ushort)message.Features.Length, true);
output.Write(message.Features);
}
public override void SerializeMessage(ErrorMessage message, int protocolVersion, NetworkPeerContext peerContext,
IBufferWriter <byte> output)
{
output.WriteBytes(message.ChannelId);
output.WriteUShort(message.Len, true);
output.WriteBytes(message.Data);
}
private void Callback(IAsyncResult result)
{
try
{
UdpBroadcastMessage message = null;
IPEndPoint ep = mBroadcastEp;
using (MemoryStream ms = new MemoryStream(mUdpClient.EndReceive(result, ref ep)))
{
ms.Position = 0;
message = mMessageFormatter.Read(ms);
ms.SetLength(0);
}
if (LOGGER.IsInfoEnabled)
{
LOGGER.Info(string.Format("BROADCAST_SERVER, a broadcast message arrived from '{0}'.", message.SenderId));
}
if (NetworkManager.Instance.InternalLocalhost.Id.Equals(message.SenderId))
{
if (LOGGER.IsInfoEnabled)
{
LOGGER.Info("BROADCAST_SERVER, this broadcast message arrived from me.");
}
}
else
{
if (NetworkManager.Instance.NetworkContextRuleManager.CheckSeparation(NetworkManager.Instance.InternalLocalhost.NetworkContext.Name,
message.NetworkContextName))
{
// láthatom ezt a context-et, megpróbálok rácsatlakozni
INetworkPeerRemote peer = NetworkPeerContext.GetNetworkPeerById(message.SenderId);
if (peer == null || (peer != null && peer.Distance != 1))
{
// nincs közvetlen kapcsolatom ilyen peer-el
mThreadPool.QueueUserWorkItem(new System.Threading.WaitCallback(ConnectionTask), message);
}
else
{
if (LOGGER.IsInfoEnabled)
{
LOGGER.Info(string.Format("BROADCAST_SERVER, this is a known peer with direct network connection. No need to establish a new. PeerId: '{0}'.", peer.Id));
}
}
}
else
{
if (LOGGER.IsInfoEnabled)
{
LOGGER.Info(string.Format("BROADCAST_SERVER, network context separation is active between '{0}' and '{1}'.", NetworkManager.Instance.InternalLocalhost.NetworkContext.Name, message.NetworkContextName));
}
}
}
}
catch (Exception ex)
{
if (LOGGER.IsErrorEnabled)
{
LOGGER.Error(string.Format("BROADCAST_SERVER, failed to receive a broadcast message. Reason: {0}", ex.Message));
}
}
finally
{
BeginReceive();
}
}
private static void ConnectionTask(object state)
{
UdpBroadcastMessage message = (UdpBroadcastMessage)state;
if (LOGGER.IsDebugEnabled)
{
LOGGER.Debug(string.Format("BROADCAST_SERVER, processing message of sender, id: {0}", message.SenderId));
}
if (message.TCPServers != null && message.TCPServers.Length > 0)
{
foreach (AddressEndPoint ep in message.TCPServers)
{
if (ep.AddressFamily == AddressFamily.InterNetwork || (ep.AddressFamily == AddressFamily.InterNetworkV6 && NetworkManager.Instance.InternalConfiguration.Settings.EnableIPV6))
{
try
{
if (LOGGER.IsInfoEnabled)
{
LOGGER.Info(string.Format("BROADCAST_SERVER, connecting to [{0}] with address [{1}] and port {2}.", message.SenderId, ep.Host, ep.Port));
}
Synapse.NetworkStream stream = NetworkManager.Instance.InternalNetworkManager.Connect(ep);
stream.SendBufferSize = NetworkManager.Instance.InternalConfiguration.Settings.DefaultLowLevelSocketSendBufferSize;
stream.ReceiveBufferSize = NetworkManager.Instance.InternalConfiguration.Settings.DefaultLowLevelSocketReceiveBufferSize;
stream.NoDelay = NetworkManager.Instance.InternalConfiguration.Settings.DefaultLowLevelNoDelay;
NetworkPeerRemote remotePeer = NetworkManager.Instance.ProcessConnection(stream, NetworkManager.Instance.InternalConfiguration.Settings.DefaultConnectionTimeoutInMS, true, !NetworkManager.Instance.InternalConfiguration.Settings.EnableMultipleConnectionWithNetworkPeers);
if (NetworkManager.Instance.IsShutdown)
{
stream.Close();
break;
}
if (remotePeer != null && remotePeer.Id.Equals(message.SenderId))
{
// létrejött a kapcsolat, tovább nem próbálkozunk
if (LOGGER.IsInfoEnabled)
{
LOGGER.Info(string.Format("BROADCAST_SERVER, successfully connected to '{0}' on TCP server.", message.SenderId));
}
break;
}
}
catch (Exception ex)
{
if (LOGGER.IsErrorEnabled)
{
LOGGER.Error(string.Format("BROADCAST_SERVER, failed to connect to [{0}] with address [{1}] and port {2}. Reason: {3}", message.SenderId, ep.Host, ep.Port, ex.Message));
}
}
}
else
{
if (LOGGER.IsInfoEnabled)
{
LOGGER.Info(string.Format("BROADCAST_SERVER, connecting to [{0}] with address [{1}] not allowed. IPV6 protocol disabled.", message.SenderId, ep.Host));
}
}
}
}
INetworkPeerRemote peer = NetworkPeerContext.GetNetworkPeerById(message.SenderId);
if (peer == null || (peer != null && peer.Distance != 1))
{
if (message.NATGateways != null && message.NATGateways.Length > 0)
{
foreach (AddressEndPoint ep in message.NATGateways)
{
if (ep.AddressFamily == AddressFamily.InterNetwork || (ep.AddressFamily == AddressFamily.InterNetworkV6 && NetworkManager.Instance.InternalConfiguration.Settings.EnableIPV6))
{
try
{
if (LOGGER.IsInfoEnabled)
{
LOGGER.Info(string.Format("BROADCAST_SERVER, connecting to [{0}] with NAT address [{1}] and port {2}.", message.SenderId, ep.Host, ep.Port));
}
Synapse.NetworkStream stream = NetworkManager.Instance.InternalNetworkManager.Connect(ep);
stream.SendBufferSize = NetworkManager.Instance.InternalConfiguration.Settings.DefaultLowLevelSocketSendBufferSize;
stream.ReceiveBufferSize = NetworkManager.Instance.InternalConfiguration.Settings.DefaultLowLevelSocketReceiveBufferSize;
stream.NoDelay = NetworkManager.Instance.InternalConfiguration.Settings.DefaultLowLevelNoDelay;
NetworkPeerRemote remotePeer = NetworkManager.Instance.ProcessConnection(stream, NetworkManager.Instance.InternalConfiguration.Settings.DefaultConnectionTimeoutInMS, true, !NetworkManager.Instance.InternalConfiguration.Settings.EnableMultipleConnectionWithNetworkPeers);
if (NetworkManager.Instance.IsShutdown)
{
stream.Close();
break;
}
if (remotePeer != null && remotePeer.Id.Equals(message.SenderId))
{
// létrejött a kapcsolat, tovább nem próbálkozunk
if (LOGGER.IsInfoEnabled)
{
LOGGER.Info(string.Format("BROADCAST_SERVER, successfully connected to '{0}' on NAT address.", message.SenderId));
}
break;
}
}
catch (Exception ex)
{
if (LOGGER.IsErrorEnabled)
{
LOGGER.Error(string.Format("BROADCAST_SERVER, failed to connect to [{0}] with address [{1}] and port {2}. Reason: {3}", message.SenderId, ep.Host, ep.Port, ex.Message));
}
}
}
else
{
if (LOGGER.IsInfoEnabled)
{
LOGGER.Info(string.Format("BROADCAST_SERVER, connecting to [{0}] with address [{1}] not allowed. IPV6 protocol disabled.", message.SenderId, ep.Host));
}
}
}
}
}
}
