public Kernel(ConnInfo conn, ILoggerFactory loggerFactory)
{
_conn = conn;
// https://netmq.readthedocs.io/en/latest/router-dealer/
_shellAddress = $"@tcp://{conn.IP}:{conn.ShellPort}";
_iopubAddress = $"@tcp://{conn.IP}:{conn.IOPubPort}";
_loggerFactory = loggerFactory;
}
public Kernel(ConnInfo conn)
{
var exit = false;
// catch CTRL+C as exit command
Console.CancelKeyPress += (s, e) =>
{
e.Cancel = true;
exit = true;
};
// https://netmq.readthedocs.io/en/latest/router-dealer/
string serverAddress = $"@tcp://{conn.IP}:{conn.ShellPort}";
string iopubAddress = $"@tcp://{conn.IP}:{conn.IOPubPort}";
using (var server = new RouterSocket(serverAddress))
using (var iopub = new PublisherSocket(iopubAddress))
using (var poller = new NetMQPoller())
{
var sender = new MessageSender(conn.Key, iopub);
// Handler for messages coming in to the frontend
server.ReceiveReady += (s, e) =>
{
var raw = e.Socket.ReceiveMultipartMessage();
Console.WriteLine($"Received: {raw.ToString()}");
var header = JsonConvert.DeserializeObject <Header>(raw[3].ConvertToString());
switch (header.MessageType)
{
case "kernel_info_request":
new KernelInfoHandler <ContentOfKernelInfoRequest>(sender)
.Process(new Message <ContentOfKernelInfoRequest>(header, raw));
break;
case "execute_request":
new ExecuteHandler <ContentOfExecuteRequest>(sender)
.Process(new Message <ContentOfExecuteRequest>(header, raw));
break;
}
};
poller.Add(server);
poller.RunAsync();
// hit CRTL+C to stop the while loop
while (!exit)
{
Thread.Sleep(100);
}
}
}
public HeartBeat(ConnInfo conn)
{
string heartbeatAddress = $"@tcp://{conn.IP}:{conn.HBPort}";
using (var responseSocket = new ResponseSocket(heartbeatAddress))
{
Task.Run(() =>
{
while (true)
{
var message = responseSocket.ReceiveFrameString();
Console.WriteLine("ResponseSocket : Server Received '{0}'", message);
responseSocket.SendFrame("OK");
Console.WriteLine("Response OK.");
Thread.Sleep(1000);
}
});
}
}