NGINX load balancing - Proxy

[Sergey A. Osokin]

Hi Carlos,

hope you're doing well.

On Mon, Feb 14, 2022 at 11:08:53PM -0300, Carlos Renato wrote:
> Hey guys,
> 
> Can someone help me? I'm using NGINX to direct connections to two Proxy
> servers.
> 
> I did a simple setup.
> 
> upstream webgateway {
>    server 192.168.239.151:9090;
>    server 192.168.239.152:9090;
> }
> 
> server {
>    listen 81;
>    server_name proxy.lab.local;
> 
>    location / {
>           proxy_pass http://webgateway;
>    }
> }
> 
> NGINX is listening on port 81.
> 
> If I configure the proxy IP in the browser, the client "goes out" to the
> Internet.
> 
> Browser:
> 192.168.239.151:9090 or 192.168.239.152:9090 - Its Ok!
> 
> If I configure the NGINX IP in the browser, the client "does not go out" to
> the internet.
> 
> Browser:
> 192.168.239.151:81 - No!
> 
> The packet even arrives at the proxy, but the browser tries to load "
> http://webgateway.com"

My guess is you want to configure NGINX as a forward proxy, and not
as a reverse proxy.  And if so, that's not the case for NGINX.

-- 
Sergey A. Osokin