// dump the current settings
public void dumpSettings()
{
// base/network
AppGlobals.writeConsole("Host name..................: {0}", AppGlobals.hostName);
AppGlobals.writeConsole("listen IP..................: {0}", AppGlobals.listenAddress);
AppGlobals.writeConsole("listen port................: {0}", AppGlobals.listenPort);
AppGlobals.writeConsole("Receive timeout............: {0}", AppGlobals.receiveTimeout);
// hardlimits
AppGlobals.writeConsole("Max errors.................: {0}", AppGlobals.maxSmtpErr);
AppGlobals.writeConsole("Max NOOP...................: {0}", AppGlobals.maxSmtpNoop);
AppGlobals.writeConsole("Max VRFY/EXPN..............: {0}", AppGlobals.maxSmtpVrfy);
AppGlobals.writeConsole("Max RCPT TO................: {0}", AppGlobals.maxSmtpRcpt);
// sessions
AppGlobals.writeConsole("Max messages per session...: {0}", AppGlobals.maxMessages);
AppGlobals.writeConsole("Max parallel sessions......: {0}", AppGlobals.maxSessions);
// messages
AppGlobals.writeConsole("Store message data.........: {0}", AppGlobals.storeData);
AppGlobals.writeConsole("Storage path...............: {0}", AppGlobals.storePath);
AppGlobals.writeConsole("Max message size...........: {0}", AppGlobals.maxDataSize);
// logs
AppGlobals.writeConsole("Logfiles path..............: {0}", AppGlobals.logPath);
AppGlobals.writeConsole("Verbose logging............: {0}", AppGlobals.logVerbose);
// tarpitting
AppGlobals.writeConsole("Initial banner delay.......: {0}", AppGlobals.bannerDelay);
AppGlobals.writeConsole("Error delay................: {0}", AppGlobals.errorDelay);
// filtering/rejecting
AppGlobals.writeConsole("Do tempfail (4xx) on DATA..: {0}", AppGlobals.doTempFail);
AppGlobals.writeConsole("Check for early talkers....: {0}", AppGlobals.earlyTalkers);
// DNS filtering
AppGlobals.writeConsole("DNS Whitelists.............: {0}", AppGlobals.whiteLists.Length);
AppGlobals.writeConsole("DNS Blacklists.............: {0}", AppGlobals.blackLists.Length);
// local domains/mailboxes
AppGlobals.writeConsole("Local domains..............: {0}", AppGlobals.LocalDomains.Count);
AppGlobals.writeConsole("Local mailboxes............: {0}", AppGlobals.LocalMailBoxes.Count);
}
private void button1_Click(object sender, RoutedEventArgs e)
{
button1.IsEnabled = false;
button2.IsEnabled = true;
button3.IsEnabled = true;
if (null != listener)
{
try { listener.Stop();
tokenSource.Cancel();
AppGlobals.writeConsole("Listening for connections on {0}:{1} is ended.", listenAddr, listenPort);
AppGlobals.writeLogUI("Listening for connections on {0}:{1} is ended.", listenAddr, listenPort); }
catch { }
}
}
private async void button2_Click(object sender, RoutedEventArgs e)
{
button1.IsEnabled = true;
button2.IsEnabled = false;
button3.IsEnabled = false;
richTextBox1.Document.Blocks.Clear();
richTextBox2.Document.Blocks.Clear();
richTextBox3.Document.Blocks.Clear();
tokenSource = new CancellationTokenSource();
CancellationToken ct = tokenSource.Token;
// load the config
settingClass.loadConfig();
settingClass.dumpSettingsLive();
// tell we're starting up and, if verbose, dump config parameters
AppGlobals.writeConsole("{0} {1} starting up (NET {2})", AppGlobals.appName, AppGlobals.appVersion, AppGlobals.appRuntime);
AppGlobals.writeLogUI("{0} {1} starting up (NET {2})", AppGlobals.appName, AppGlobals.appVersion, AppGlobals.appRuntime);
if (AppGlobals.logVerbose)
{
settingClass.dumpSettings();
}
// setup the listening IP:port
listenAddr = AppGlobals.listenIP;
listenPort = AppGlobals.listenPort;
// try starting the listener
try
{
listener = new TcpListener(listenAddr, listenPort);
listener.Start();
}
catch (Exception ex)
{
AppGlobals.writeConsole("Listener::Error: " + ex.Message);
AppGlobals.writeLogUI("Listener::Error: " + ex.Message);
}
// tell we're ready to accept connections
AppGlobals.writeConsole("Listening for connections on {0}:{1}", listenAddr, listenPort);
AppGlobals.writeLogUI("Listening for connections on {0}:{1}", listenAddr, listenPort);
// run until interrupted (Ctrl-C in our case)
await Task.Run(() =>
{
ct.ThrowIfCancellationRequested();
while (true)
{
if (ct.IsCancellationRequested)
{
// Clean up here, then...
ct.ThrowIfCancellationRequested();
}
try
{
// wait for an incoming connection, accept it and spawn a thread to handle it
SMTPsession handler = new SMTPsession(listener.AcceptTcpClient());
Thread thread = new System.Threading.Thread(new ThreadStart(handler.handleSession));
thread.Start();
}
catch (Exception ex)
{
// we got an error
AppGlobals.writeConsole("Handler::Error: " + ex.Message);
AppGlobals.writeLogUI("Listening for connections on {0}:{1}", listenAddr, listenPort);
//timeToStop = true;
break;
}
}
}, tokenSource.Token);
// finalize
if (null != listener)
{
try {
listener.Stop();
}
catch { }
finally
{
tokenSource.Dispose();
AppGlobals.writeConsole("{0} {1} shutting down (NET {2})", AppGlobals.appName, AppGlobals.appVersion, AppGlobals.appRuntime);
AppGlobals.writeLogUI("{0} {1} shutting down (NET {2})", AppGlobals.appName, AppGlobals.appVersion, AppGlobals.appRuntime);
}
}
}