public Task StartAsync(CancellationToken cancellationToken)
{
SetupDefaultMimeTypes();
_shell.Bind(_shellAddress);
_ioPubSocket.Bind(_ioPubAddress);
_stdIn.Bind(_stdInAddress);
_control.Bind(_controlAddress);
var kernelIdentity = Guid.NewGuid().ToString();
Task.Run(async() =>
{
using var activity = Log.OnEnterAndExit();
while (!cancellationToken.IsCancellationRequested)
{
var request = _shell.GetMessage();
activity.Info("Received: {message}", request.ToJson());
SetBusy(request);
switch (request.Header.MessageType)
{
case JupyterMessageContentTypes.KernelInfoRequest:
kernelIdentity = Encoding.Unicode.GetString(request.Identifiers[0].ToArray());
HandleKernelInfoRequest(request);
SetIdle(request);
break;
case JupyterMessageContentTypes.KernelShutdownRequest:
SetIdle(request);
break;
default:
var context = new JupyterRequestContext(
_shellChannel,
_ioPubChannel,
_stdInChannel,
request,
kernelIdentity);
await _scheduler.Schedule(context);
await context.Done();
SetIdle(request);
break;
}
}
}, cancellationToken);
void SetBusy(ZeroMQMessage request) => _ioPubChannel.Publish(new Status(StatusValues.Busy), request, kernelIdentity);
void SetIdle(ZeroMQMessage request) => _ioPubChannel.Publish(new Status(StatusValues.Idle), request, kernelIdentity);
return(Task.CompletedTask);
}
public async Task StartAsync(CancellationToken cancellationToken)
{
_shell.Bind(_shellAddress);
_ioPubSocket.Bind(_ioPubAddress);
_stdIn.Bind(_stdInAddress);
_control.Bind(_controlAddress);
var id = Guid.NewGuid().ToString();
using (var activity = Log.OnEnterAndExit())
{
SetStarting();
while (!cancellationToken.IsCancellationRequested)
{
var message = _shell.GetMessage();
activity.Info("Received: {message}", message.ToJson());
SetBusy();
switch (message.Header.MessageType)
{
case JupyterMessageContentTypes.KernelInfoRequest:
id = Encoding.Unicode.GetString(message.Identifiers[0].ToArray());
HandleKernelInfoRequest(message);
SetIdle();
break;
case JupyterMessageContentTypes.KernelShutdownRequest:
SetIdle();
break;
default:
var context = new JupyterRequestContext(
_shellSender,
_ioPubSender,
message, id);
await _scheduler.Schedule(context);
await context.Done();
SetIdle();
break;
}
}
void SetBusy() => _ioPubSender.Send(Message.Create(new Status(StatusValues.Busy), identifiers: new [] { Message.Topic("status", id) }));
void SetIdle() => _ioPubSender.Send(Message.Create(new Status(StatusValues.Idle), identifiers: new[] { Message.Topic("status", id) }));
void SetStarting() => _ioPubSender.Send(Message.Create(new Status(StatusValues.Starting), identifiers: new[] { Message.Topic("status", id) }));
}
}
public async Task StartAsync(CancellationToken cancellationToken)
{
_shell.Bind(_shellAddress);
_ioPubSocket.Bind(_ioPubAddress);
_stdIn.Bind(_stdInAddress);
_control.Bind(_controlAddress);
using (var activity = Log.OnEnterAndExit())
{
while (!cancellationToken.IsCancellationRequested)
{
var message = _shell.GetMessage();
activity.Info("Received: {message}", message.ToJson());
SetBusy();
switch (message.Header.MessageType)
{
case JupyterMessageContentTypes.KernelInfoRequest:
HandleKernelInfoRequest(message);
SetIdle();
break;
case JupyterMessageContentTypes.KernelShutdownRequest:
SetIdle();
break;
default:
var context = new JupyterRequestContext(
_shellSender,
_ioPubSender,
message);
await _scheduler.Schedule(context);
await context.Done();
SetIdle();
break;
}
void SetBusy() => _shellSender.Send(Message.Create(new Status(StatusValues.Busy), message.Header));
void SetIdle() => _shellSender.Send(Message.Create(new Status(StatusValues.Busy), message.Header));
}
}
}