Real IP not working?

pk899 nginx-forum at nginx.us
Sun Dec 4 19:19:09 UTC 2011


pk899 Wrote:
-------------------------------------------------------
> Alexander Kolesen Wrote:
> --------------------------------------------------
> -----
> ....
> > in your location section with 'proxy_pass'
> > directive 
> > (or 'fastcgi_pass' or whatever you use).
> > 
> > Like the following:
> > 
> >     location / {
> > ....
> >         proxy_pass                
> > http://<backend_ip>:<backend_port>;
> >         proxy_set_header           Host         
>  
> >  $host;
> > +       proxy_set_header           X-Real-IP    
>  
> >  $remote_addr;
> > ....
> >     }
> > 
> > Your mod_rpaf config have already correctly set
> up
> > to handle X-Real-IP header 
> > and consider it as the end user's IP.
> > 
> > Also, you shouldn't use the RPAFsethostname
> option
> > turned 'On' unless you
> > set X-Host header in the nginx config before
> > passing request to backend. Just turn it 'Off'.
> 
> 
> 
> 
> Thanks Alexander.  But this does not work. 
> 
> I commented all the "set_real_ip_from" in nginx
> config. Restarted nginx. 
> 
> Now the "REMOTE_ADDR" in my php code inside Apache
> is just my server's IP. So the real IP is not
> being passed. 
> 
> If I enable the "set_real_ip_from" inside nginx
> config, then my php code sees the right
> REMOTE_ADDR. But the log messages inside Apache
> are wrong even then....all from my own server IP.
> 
> 
> Anyway, my nginx "proxy.inc" is this: 
> 
> 
> <code>
> proxy_cache_bypass          $http_pragma 
> $http_authorization;
> proxy_no_cache              $http_pragma 
> $http_authorization;
> proxy_temp_file_write_size  512k;
> proxy_pass_header           Set-Cookie;
> proxy_redirect              off;
> proxy_hide_header           Vary;
> proxy_set_header            Accept-Encoding '';
> proxy_set_header            Referer
> $http_referer;
> proxy_set_header            Host   $host;
> proxy_set_header            Cookie $http_cookie;  
>     
> proxy_set_header            X-Real-IP 
> $remote_addr;
> proxy_set_header            X-Forwarded-Host
> $host;
> proxy_set_header            X-Forwarded-Server
> $host;
> proxy_set_header            X-Forwarded-For
> $proxy_add_x_forwarded_for;
> </code>
> 
> 
> Any ideas? 
> 
> 
> 
> PS: I turned that RPAFsethostname off in apache.
> This seems harmless enough.






Btw, just to add...

The HTTP_X_FORWARDED_FOR variable does have the right IP address, but
the "REMOTE_ADDR" does not. The latter has only my own server IP. 

What do I need to do?

Posted at Nginx Forum: http://forum.nginx.org/read.php?2,219581,219595#msg-219595



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