public override ThenResponse Perform(EventInfo eventInfo)
{
ThenResponse thenResponse = ThenResponse.Continue;
string destinationHost = DestinationHost?.GetText(eventInfo.Variables) ?? eventInfo.ProxyConnection.ProxyInfo.DestinationHost;
int? destinationPort = DestinationPort?.GetInt(eventInfo.Variables) ?? eventInfo.ProxyConnection.ProxyInfo.DestinationPort;
if (eventInfo.Direction == Messages.DataDirection.Target)
{
if (!String.IsNullOrEmpty(destinationHost) && destinationPort != null && (OverrideCurrentConnection || !eventInfo.ProxyConnection.HasTargetConnection))
{
if (!eventInfo.ProxyConnection.InitTargetConnection(destinationHost, destinationPort.Value))
{
thenResponse = ThenResponse.BreakRules;
}
}
}
else
{
if (!String.IsNullOrEmpty(destinationHost) && destinationPort != null && (OverrideCurrentConnection || !eventInfo.ProxyConnection.HasOriginConnection))
{
if (!eventInfo.ProxyConnection.InitOriginConnection(destinationHost, destinationPort.Value))
{
thenResponse = ThenResponse.BreakRules;
}
}
}
return(thenResponse);
}
public void Send()
{
Socket socket = new Socket(AddressFamily.InterNetwork, SocketType.Stream, ProtocolType.Tcp);
IPAddress addr = DestinationIP ?? Resolver.GetIPs(Resolver.GetMxRecords(DestinationHost.ToLower()).First()).First();
socket.Connect(addr, DestinationPort);
if (!socket.Connected)
{
throw new EMailTransmissionException(0, "CONNECTION " + addr + ":" + DestinationPort);
}
Stream stream = new NetworkStream(socket);
int code;
if ((code = WaitForResultCode(stream)) != 220)
{
throw new EMailTransmissionException(code, "CONNECTION " + addr + ":" + DestinationPort);
}
stream.Write(("EHLO " + SourceHost + "\r\n").GetBytes());
if ((code = WaitForResultCode(stream)) != 250)
{
throw new EMailTransmissionException(code, "EHLO");
}
stream.Write(("MAIL FROM:<" + SourceEMail + ">\r\n").GetBytes());
if ((code = WaitForResultCode(stream)) != 250)
{
throw new EMailTransmissionException(code, "MAIL");
}
stream.Write(("RCPT TO:<" + DestinationEMail + ">\r\n").GetBytes());
if ((code = WaitForResultCode(stream)) != 250)
{
throw new EMailTransmissionException(code, "RCPT");
}
stream.Write("DATA\r\n".GetBytes());
string content = GetMessage() + "\r\n.\r\n";
if ((code = WaitForResultCode(stream)) != 354)
{
throw new EMailTransmissionException(code, "DATA");
}
stream.Write(content.GetBytes());
stream.Flush();
if ((code = WaitForResultCode(stream)) != 250)
{
throw new EMailTransmissionException(code, "DATA-WRITE");
}
stream.Write("QUIT\r\n".GetBytes());
if ((code = WaitForResultCode(stream)) != 250)
{
throw new EMailTransmissionException(code, "QUIT");
}
}
