proxy_protocol - access server directly

[Roman Arutyunyan]

On Fri, Aug 12, 2016 at 04:07:26PM -0400, Jeff Dyke wrote:
> Thank you Roman, i knew it would be painfully obvious once the solution was
> presented to me....
> 
> Very much appreciate it!

Just to clarify - you obviously have to specify another port in the new "listen"
directive.

> 
> Jeff
> 
> On Fri, Aug 12, 2016 at 2:29 PM, Roman Arutyunyan <arut at nginx.com> wrote:
> 
> > Hello,
> >
> > On Fri, Aug 12, 2016 at 02:08:55PM -0400, Jeff Dyke wrote:
> > > i have configured haproxy 1.6 and nginx 1.10.1 and all is well, but i'd
> > > like to be able to access the servers directly on occasion and not
> > through
> > > haproxy.  Mainly this is done for troubleshooting or viewing a release
> > > before it goes out to the public (its off the LB at the time).
> > >
> > > Unfortunately accessing the server directly gives me a 400 and the logs
> > > show Broken Header error messages. Is there a way around this without
> > > removing proxy_protocol from the vhost configuration?
> > >
> > > Thanks
> > >
> > > minimal config:
> > > server {
> > >   listen 443 ssl http2 default_server proxy_protocol;
> > >   // other stuff
> > >   set_real_ip_from XXX.XXX.XX.XX;
> > >   set_real_ip_from NNN.NNN.NNN.NNN;
> > >   real_ip_header proxy_protocol;
> > >   // more stuff
> > > }
> > >
> > > Example error.log entry
> > > VX�www.example.com#" while reading PROXY protocol, client: YY.YY.YY.YY,
> > > server: 0.0.0.0:8000
> > > 2016/08/11 11:25:28 [error] 23818#23818: *1445 broken header: "illegible
> > > characters"
> >
> > You can add another "listen" directive without the proxy_protocol option.
> > Nginx will always expect the PROXY protocol header if it's specified in the
> > "listen" directive.
> >
> > --
> > Roman Arutyunyan
> >
> > _______________________________________________
> > nginx mailing list
> > nginx at nginx.org
> > http://mailman.nginx.org/mailman/listinfo/nginx

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-- 
Roman Arutyunyan