/// <summary>
/// Initializes a new instance of the <see cref="SimpleSmtpServer"/> class.
/// </summary>
/// <param name="port">The port.</param>
private SimpleSmtpServer(int port)
{
Port = port;
_clientConnected = new AutoResetEvent(false);
_serverReady = new AutoResetEvent(false);
_processor = new SmtpProcessor(string.Empty, _receivedMail);
}
/// <summary>
/// Async Socket handler.
/// </summary>
/// <param name="result">The result.</param>
private void SocketHandler(Socket socket)
{
if (this.cancellation.IsCancellationRequested)
{
return;
}
this.log.Debug("Entering Socket Handler.");
try
{
using (socket)
{
this.log.Debug("Socket accepted and ready to be processed.");
SmtpProcessor processor = new SmtpProcessor(string.Empty, this.Configuration.UseMessageStore ? this.smtpMessageStore : null);
processor.MessageReceived += (sender, args) =>
{
if (MessageReceived != null)
{
MessageReceived(this, args);
}
};
processor.ProcessConnection(socket);
}
}
catch (ObjectDisposedException ex)
{
this.log.Warn("Object Disposed Exception. THIS IS EXPECTED ONLY IF SERVER WAS STOPPED.", ex);
}
catch (SocketException ex)
{
this.log.Warn("Socket Exception", ex);
}
}
/// <summary>
/// Async Socket handler.
/// </summary>
/// <param name="result">The result.</param>
private void _SocketHandler(IAsyncResult result)
{
if (this.stop)
{
return;
}
this.log.Debug("Entering Socket Handler.");
if (this.Configuration.ProcessingDelayInMilliseconds > 0)
{
Thread.Sleep(this.Configuration.ProcessingDelayInMilliseconds);
}
try
{
TcpListener listener = (TcpListener)result.AsyncState;
listener.BeginAcceptSocket(new AsyncCallback(this._SocketHandler), listener);
this.log.Debug("Calling EndAcceptSocket.");
using (Socket socket = listener.EndAcceptSocket(result))
{
this.log.Debug("Socket accepted and ready to be processed.");
SmtpProcessor processor = new SmtpProcessor(string.Empty, this.Configuration.UseMessageStore ? this.smtpMessageStore : null);
processor.MessageReceived += (sender, args) =>
{
if (MessageReceived != null)
{
MessageReceived(this, args);
}
};
processor.ProcessConnection(socket);
}
}
catch (ObjectDisposedException ex)
{
this.log.Warn("Object Disposed Exception. THIS IS EXPECTED ONLY IF SERVER WAS STOPPED.", ex);
}
catch (SocketException ex)
{
this.log.Warn("Socket Exception", ex);
}
}
/// <summary>
/// Async Socket handler.
/// </summary>
/// <param name="result">The result.</param>
private void _SocketHandler(IAsyncResult result)
{
if (this.stop)
{
return;
}
this.log.Debug("Entering Socket Handler.");
try
{
TcpListener listener = (TcpListener)result.AsyncState;
listener.BeginAcceptSocket(new AsyncCallback(this._SocketHandler), listener);
this.log.Debug("Calling EndAcceptSocket.");
using (Socket socket = listener.EndAcceptSocket(result))
{
this.log.Debug("Socket accepted and ready to be processed.");
SmtpProcessor processor = new SmtpProcessor(string.Empty, this.Configuration.UseMessageStore ? this.smtpMessageStore : null);
processor.MessageReceived += (sender, args) =>
{
if (MessageReceived != null)
{
MessageReceived(this, args);
}
};
processor.ProcessConnection(socket);
}
}
catch (ObjectDisposedException ex)
{
this.log.Warn("Object Disposed Exception. THIS IS EXPECTED ONLY IF SERVER WAS STOPPED.", ex);
}
catch (SocketException ex)
{
this.log.Warn("Socket Exception", ex);
}
}
/// <summary>
/// Async Socket handler.
/// </summary>
/// <param name="result">The result.</param>
private void _SocketHandler(IAsyncResult result)
{
if (this.stop)
{
return;
}
log.Debug("Entering Socket Handler.");
try
{
TcpListener listener = (TcpListener)result.AsyncState;
listener.BeginAcceptSocket(new AsyncCallback(_SocketHandler), listener);
log.Debug("Calling EndAcceptSocket.");
using (Socket socket = listener.EndAcceptSocket(result))
{
log.Debug("Socket accepted and ready to be processed.");
SmtpProcessor processor = new SmtpProcessor(string.Empty, smtpMessageStore);
processor.ProcessConnection(socket);
}
}
catch (ObjectDisposedException ex)
{
log.Warn("Object Disposed Exception. THIS IS EXPECTED ONLY IF SERVER WAS STOPPED.", ex);
}
catch (SocketException ex)
{
log.Warn("Socket Exception", ex);
}
}