private static void Run(int port, int maxConnections, int statusInterval, string logFile)
{
Console.WriteLine("Note: Press <CTRL-C> to stop server.");
// Create and run application, which does all the real work.
_app = new Application(
port, maxConnections, statusInterval,
Path.Combine(Directory.GetCurrentDirectory(), logFile), nodeListManager);
_app.Run(TerminateCommandReceived);
Console.CancelKeyPress += delegate {
Console.WriteLine("<CTRL-C> received.");
StopServer();
_exitSignal.Set();
};
//Get peers from a DNS
var ipAddresses = Dns.GetHostAddresses("protochain.org");
foreach (var peerIPAddress in ipAddresses)
{
try
{
Console.WriteLine($"Trying to connect to peer with IP: '{peerIPAddress.ToString()}'");
var peer = new Peer(peerIPAddress);
peer.Connect();
var nodeList = peer.GetNodeList();
nodeListManager.SyncNodeList(nodeList);
Console.WriteLine(nodeListManager.ToString());
Console.WriteLine($"Finished syncing with peer: '{peerIPAddress.ToString()}'");
}
catch (Exception ex)
{
Console.WriteLine($"An error occurred while trying to connect to peer with IP: '{peerIPAddress.ToString()}'");
}
}
// Block on exit signal to keep process running until exit event encountered
_exitSignal.Wait();
}
public void Handle(NodeListManager nodeListManager)
{
int bytesRead;
// Read 4 byte header
var buffer = new byte[_headerSize];
while ((bytesRead = TryReadChunk(buffer)) == _headerSize)
{
string commandText = Encoding.UTF8.GetString(buffer);
Console.WriteLine($"Command '{commandText}' received");
switch (commandText)
{
case "GNDS":
var bytesToSend = nodeListManager.GetNodeList().ToByteArray();
//send payload length
_socketConnection.Send(BitConverter.GetBytes(bytesToSend.Length));
_socketConnection.Send(bytesToSend);
_socketConnection.Send(endBytes);
Console.WriteLine($"Sent nodelist.");
//add this requester to my node list
IPEndPoint remoteIpEndPoint = _socketConnection.RemoteEndPoint as IPEndPoint;
if (remoteIpEndPoint != null)
{
nodeListManager.AddNodeToList(remoteIpEndPoint.Address);
}
Console.WriteLine(nodeListManager.ToString());
break;
default:
break;
}
}
}