On Mar 12, 2013, at 9:04 PM, A Desai <[email protected]> wrote:

> Using the protocol's transport object, I can fetch the SO_RCVBUF value on the 
> 'accepted' connection and even set the SO_SNDBUF value.  However, since TCP 
> Window scaling is enabled by default, it is my understanding that the 
> SO_RCVBUF has to be set before the listen() call is invoked.  The .tac file 
> passes the TCPServer object to application/service framework, which in turn 
> calls the listener.  So I am wondering if I have to derive a subclass of 
> TCPServer and somehow set the SO_RCVBUF value before the application 
> framework invokes listen();  i.e. drill down to the Port object where it 
> calls createInternetSocket()?

You'd need to actually subclass tcp.Server, an implementation mechanism that we 
would really like to deprecate :).

Really, the right way to do this is to contribute a fix to the ticket I linked, 
and do it directly next to the listen() call within Twisted :).

-glyph

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