public SmtpSession CreateSession(ISmtpResponderFactory responderFactory)
{
var session = new SmtpSession(this, responderFactory);
session.OnSessionDisconnected +=
(sender, args) => ClientDisconnected(this, new SmtpConnectionEventArgs(this));
Session = session;
SessionCreated(this, new SmtpSessionEventArgs(Session));
return(session);
}
private async Task SetupSessionThenProcessCommands(SmtpConnection connection, SmtpSession session)
{
await SendGreetingAsync(connection, Greeting ?? Configuration.DefaultGreeting + " " + System.DateTime.Now.ToString("R"));
var sessionInfoParseResponder = new SmtpSessionInfoResponder(session.ResponderFactory, session.SessionInfo);
var rawLineDecoder = new RawLineDecoder(connection);
rawLineDecoder.RequestDisconnection += (s, e) =>
{
if (!e.DisconnectionExpected)
{
MailServerLogger.Instance.Warn(String.Format("Connection unexpectedly lost {0}", connection.RemoteEndPoint));
}
rawLineDecoder.Cancel();
session.Disconnect();
};
rawLineDecoder.DetectedActivity += (s, e) => session.UpdateActivity();
rawLineDecoder.ProcessLineCommand += async(s, e) =>
{
var response = sessionInfoParseResponder.ProcessLineCommand(e.Buffer);
if (response == null || !response.HasValue)
{
return;
}
if (response.ResponseCode == SmtpResponses.DisconnectResponseCode)
{
await SendResponseAsync(connection, response);
MailServerLogger.Instance.Debug(String.Format("Remote connection disconnected {0}", connection.RemoteEndPoint));
rawLineDecoder.Cancel();
await Task.Delay(100).ContinueWith(t => session.Disconnect());
return;
}
if (response == SmtpResponse.StartTLS)
{
await SendResponseAsync(connection, response);
//session.starttls();
}
// ReSharper restore PossibleUnintendedReferenceComparison
await SendResponseAsync(connection, response);
};
#pragma warning disable 4014
rawLineDecoder.ProcessCommandsAsync();
#pragma warning restore 4014
}
public SmtpSessionEventArgs(SmtpSession session)
{
Session = session;
}