cascading error_page?

[Igor Sysoev]

On Fri, Oct 26, 2007 at 04:03:35PM +0200, Jodok Batlogg wrote:

> is it possible to create "cascading" error pages?
> 
> files are beeing requested like http://static.lovelybooks.de/covers/ 
> 9780/002/154/123/116x116.jpg
> 
> if the file is not beeing found under /covers/ (all dirs are  
> numeric)  i'd like to look if the file is under /covers/btol/...
> if it's not there under /covers/knv
> and finally under /covers/lastone
> if a file is not beeing found under /lastone i'd like to return a  
> default image based on the requested size (3 possible sizes)
> 
> it seems like it's not possible to change the error page multiple times.
> is it also possible to set a non-404 header? even if the result is  
> beeing forwarded after an 404 error?

recursive_error_pages  on|off;

You may set them in some location or per server.

> thanks
> 
> jodok
> 
> 
> here's my try:
> 
>     location /covers/(0|1|2|3|4|5|6|7|8|9])* {
>         autoindex on;
>         expires 1w;
>         root /var/www/static.lovelybooks.de/covers;
>         rewrite ^/covers(.*)$ $1;
>         error_page 404 /covers/btol$uri;
>     }
> 
>     location /covers/btol {
>         root /var/www/static.lovelybooks.de/covers/btol;
>         rewrite ^/covers/btol(.*)$ $1;
>         error_page 404 /covers/knv$uri;

+         recursive_error_pages  on;

>     }
> 
>     location /covers/knv {
>         root /var/www/static.lovelybooks.de/covers/btol;
>         rewrite ^/covers/knv(.*)$ $1;
>         error_page 404 /covers/lastone$uri;

+         recursive_error_pages  on;

>     }
> 
>     location /covers/lastone {
>         root /var/www/static.lovelybooks.de/covers;
>         rewrite ^/covers/lastone(.*)$ $1;

+         recursive_error_pages  on;

> 
>         location ~ /42x42\.jpg$ {
>             error_page 404 /error/covers/42x42.jpg;
>         }
>         location ~ /116x116\.jpg$ {
>             error_page 404 /error/covers/116x116.jpg;
>         }
>         location ~ /170x170\.jpg$ {
>             error_page 404 /error/covers/170x170.jpg;
>         }
>     }
> 
> --
> "Readability counts."
>   -- The Zen of Python, by Tim Peters
> 
> Jodok Batlogg, Lovely Systems
> Schmelzh?tterstra?e 26a, 6850 Dornbirn, Austria
> phone: +43 5572 908060, fax: +43 5572 908060-77
> 
> 



-- 
Igor Sysoev
http://sysoev.ru/en/