Re: [jetty-users] SSL Assertion

[Simone Bordet <simone.bordet@xxxxxxxxx>]

Hi,

On Mon, Dec 6, 2021 at 11:18 PM Josh Spiegel <joshlakewg@xxxxxxxxx> wrote:
>
> Hi,
>
> Intermittently during stress testing, we are hitting this assertion (IllegalStateException):
>
> https://github.com/eclipse/jetty.project/blob/jetty-9.4.44.v20210927/jetty-io/src/main/java/org/eclipse/jetty/io/ssl/SslConnection.java#L1152
>
> I modified this line of code to include additional information:
>
>   case BUFFER_OVERFLOW: {
>
>      if (!flushed)
>
>        return result = false;
>
>      // It's possible that SSLSession.packetBufferSize has been expanded
>
>      int newSize = getPacketBufferSize();
>
>      if (packetBufferSize < newSize)
>
>      {
>
>        releaseEncryptedOutputBuffer();
>
>        continue;
>
>      }
>
>      throw new IllegalStateException(" Unexpected wrap result " + wrap + " " + packetBufferSize + " " + newSize + " " + _encryptedOutput.toString());
>
>
> The augmented exception message looks like this:
>
>  SEVERE: java.lang.IllegalStateException: Unexpected wrap result BUFFER_OVERFLOW 16709 16709 java.nio.HeapByteBuffer[pos=17408 lim=17408 cap=17408]
>         at org.eclipse.jetty.io.ssl.SslConnection$DecryptedEndPoint.flush(SslConnection.java:1154)
>         at org.eclipse.jetty.io.WriteFlusher.flush(WriteFlusher.java:422)
>         at org.eclipse.jetty.io.WriteFlusher.write(WriteFlusher.java:277)
>         at org.eclipse.jetty.io.AbstractEndPoint.write(AbstractEndPoint.java:381)
>
> Has anyone seen this before?  Is the idea that this is a bug in the underlying library as packetBufferSize should have increased after the BUFFER_OVERFLOW event?

Can you please open an issue with the information in this email, and
continue the discussion there?
https://github.com/eclipse/jetty.project/issues

This is not expected, but we need a lot more information about OS, TLS
provider, etc.
Let's continue on the issue.

Thanks!
-- 
Simone Bordet
---
Finally, no matter how good the architecture and design are,
to deliver bug-free software with optimal performance and reliability,
the implementation technique must be flawless.   Victoria Livschitz