Would like to implement WebSocket support

[crazedfred]

Alexandr Gomoliako Wrote:
-------------------------------------------------------
> On 2/2/12, André Caron <andre.l.caron at gmail.com>
> wrote:
> 
> > NGINX modules[2].  After initial reading, I
> understand that I need to write
> > an Upstream (proxy) handler.  Is this correct?
> 
> Not really.
> 
> > The HTTP proxy module has a scary note that
> says:
> >
> >> Note that when using the HTTP Proxy Module (or
> even when using FastCGI),
> >> the entire client request will be buffered in
> nginx before being passed on to
> >> the backend proxied servers.
> >
> > Is this a limitation cause by NGINX's
> architecture, or is this by design
> > (e.g. for validation of body against headers,
> etc.)?
> 
> It just means that you can't use existing upstream
> modules and
> upstream interface.
> 
> > The bigger problem, however, is that there is no
> standard interface to
> > application servers for this new WebSocket
> protocol.  There is some
> > discussion[3] on an Apache enhancement request
> that basically proposes a
> > modification of CGI.  Since CGI has already been
> demonstrated to be a
> > performance problem, I'm looking for an
> alternate solution, maybe something
> > closer to SCGI?  Anyone have suggestions?
> 
> I think what you need here is a simple protocol
> upgrade functionality
> that switches to tcp proxying for particular
> connection once it
> encounters upgrade in connection header. And
> everything else is up to
> application server.
> So you don't really need to parse websocket
> protocol in nginx unless
> it is your application server.
> 
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Any progress on this?
I would be very interested in a plugin that brings websocket support.

Posted at Nginx Forum: http://forum.nginx.org/read.php?2,221884,223186#msg-223186