Using correct variable for proxy_pass

[Maxim Dounin]

Hello!

On Wed, Nov 21, 2018 at 08:53:40AM +0000, Rob Fulton wrote:

> On 19/11/2018 13:12, Maxim Dounin wrote:
> >
> > If you want to use variables in the proxy_pass and at the same
> > time want to preserve effect of nginx internal URI changes such as
> > due to rewrites, consider using an empty URI compontent in the
> > proxy_pass.  For example:
> >
> >     set $backend "http://example.com";
> >     proxy_pass $backend;
> >
> Thanks for the guidance however we are proxying to a specific folder on 
> our backend servers, i.e
> 
> set $backend "http://example.com/blue/content";
> 
> proxy_pass $backend
> 
> Is there a way to make this work in this scenario?

Try changing URI in nginx with rewrite instead of trying to 
construct URI in proxy_pass by hand, e.g.:

    set $backend "http://example.com";
    rewrite ^(.*) /blue/content$1 break;
    proxy_pass $backend;

-- 
Maxim Dounin
http://mdounin.ru/