Recursive Error Pages or how to try more than one location

[Igor Sysoev]

On Tue, Jun 22, 2010 at 11:02:51AM +0400, Igor Sysoev wrote:

> On Tue, Jun 22, 2010 at 08:57:15AM +0200, Elena Zwetkow wrote:
> 
> > 
> > Hello list,
> > 
> > i have to store images on 3 servers. Image processing runs on all of the 3 servers and spreading the images over the 3 servers is a background task, so it takes some time the images are available on all 3 servers.
> > 
> > Nginx should try to fetch the image from an other server. But my configuration only works 1 level depth. Nginx never trys to fetch from location @s2 or @s3.
> > 
> > How can i configure nginx trying to find the image on all 3 server?
> > 
> > Any hints are welcome. 
> 
> You should add
> 
>          proxy_intercept_errors  off;
> 
> in @s2 and @s3.

Sorry, you should set
           proxy_intercept_errors  on;

in all @s1,2,3.

> However, there is a way to handle files in one location:
> 
>          proxy_next_upstream   ...  http_404  ...;
> 
> > Thanks
> > 
> > 
> > server {
> >   
> >   listen 80;
> >   root /var/www/nginx-default;
> >   
> >   recursive_error_pages on;
> > 
> >     location @s1 {
> >         internal;
> >         proxy_pass              http://192.168.0.10;
> >         proxy_intercept_errors  off;
> >         proxy_store             on;
> >         proxy_store_access      user:rw  group:rw  all:rw;
> >         proxy_temp_path         /var/www/nginx-default/tmp;
> >         root                    /var/www/nginx-default;
> >         recursive_error_pages   on;
> >         error_page              404 502 = @s2;
> >     }
> >   
> >     location @s2 {
> >         internal;
> >         proxy_pass              http://192.168.0.20;
> >         proxy_store             on;
> >         proxy_store_access      user:rw  group:rw  all:rw;
> >         proxy_temp_path         /var/www/nginx-default/tmp;
> >         root                    /var/www/nginx-default;
> >         recursive_error_pages   on;
> >         error_page              404 502 = @s3;
> >     }
> > 
> >   
> >     location @s3 {
> >         internal;
> >         proxy_pass              http://192.168.0.30;
> >         proxy_store             on;
> >         proxy_store_access      user:rw  group:rw  all:rw;
> >         proxy_temp_path         /var/www/nginx-default/tmp;
> >         root                    /var/www/nginx-default;
> >         recursive_error_pages   on;
> >         error_page              404 = /404.htm;
> >     }
> > 
> >   
> >     location ~* \.(jpg|jpeg)$ {
> >         root                    /var/www/nginx-default;
> >         error_page              404 = @node1;
> >     }   
> > }
> > -- 
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> > 
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> 
> -- 
> Igor Sysoev
> http://sysoev.ru/en/
> 
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-- 
Igor Sysoev
http://sysoev.ru/en/