void ILogCollector.SubmitMessage(SyslogMessage message)
{
if (_disposed)
{
throw new ObjectDisposedException(GetType().FullName);
}
_queue.Enqueue(message);
if (!_configured)
{
if (string.IsNullOrEmpty(_host))
{
throw new InvalidOperationException("Unable to use SyslogTlsCollector without host name");
}
else
{
lock (this)
if (!_configured)
{
_deliveryThread.Start();
_configured = true;
}
}
}
}
private void LogbusMessageReceived(object sender, SyslogMessageEventArgs e)
{
SyslogMessage message = e.Message;
if (message.Facility == SyslogFacility.Internally)
{
return; //Skip all syslog-internal messages
}
_messageQueue.Enqueue(message);
}
void ILogCollector.SubmitMessage(SyslogMessage message)
{
if (Disposed)
{
throw new ObjectDisposedException(GetType().FullName);
}
if (_block || _withinCoalescenceWindow || !Running)
{
return; //Discard message
}
_messageQueue.Enqueue(message);
}
private void LoopProducer(object queue)
{
long writes = 0;
try
{
IFifoQueue <object> q = (IFifoQueue <object>)queue;
while (true)
{
q.Enqueue(new object());
writes++;
Thread.Sleep(0);
}
}
catch (ThreadAbortException)
{ TestContext.WriteLine("Wrote {0} elements", writes); }
}
private void ListenerLoop()
{
try
{
try
{
//Wait for first connection
Log.Debug("Listening on TLS socket {0}", _server.LocalEndpoint.ToString());
using (TcpClient client = _server.AcceptTcpClient())
{
using (SslStream stream = new SslStream(client.GetStream(), false, RemoteCertificateValidation,
LocalCertificateSelection))
{
stream.AuthenticateAsServer(CertificateUtilities.DefaultCertificate, false, SslProtocols.Tls,
true);
stream.ReadTimeout = 3600000; //1 hour
while (true)
{
StringBuilder sb = new StringBuilder();
do
{
char nextChar = (char)stream.ReadByte();
if (char.IsDigit(nextChar))
{
sb.Append(nextChar);
}
else if (nextChar == ' ')
{
break;
}
else
{
throw new FormatException("Invalid TLS encoding of Syslog message");
}
} while (true);
int charLen = int.Parse(sb.ToString(), CultureInfo.InvariantCulture);
byte[] buffer = new byte[charLen];
int position = 0;
do
{
int read = stream.Read(buffer, position, charLen);
position += read;
charLen -= read;
} while (charLen > 0);
_queue.Enqueue(buffer);
}
}
}
}
catch (IOException)
{
if (!Running)
{
return; //OK
}
throw;
}
catch (SocketException)
{
if (!Running)
{
return; //OK
}
throw;
}
}
catch (ThreadAbortException) { }
catch (Exception ex)
{
OnError(new UnhandledExceptionEventArgs(ex, true));
Log.Error("Error receiving Syslog messages from Logbus-ng server");
Log.Debug("Error details: {0}", ex.Message);
new Thread(delegate()
{
try
{
Stop();
}
catch { }
}).Start();
}
}
