On Tue, Apr 28, 2009 at 07:27:00PM -0700, Payam Chychi wrote:
> hey guys,
>
> So I had 3 sites configured to use caching on my nginx box (tried with
> .50, 52 and 53 build) however of the three websites kept redirecting
> me to the first site that I was doing caching for.
>
> Example Sites:
> 0.0.0.1
> 0.0.0.2
> 0.0.0.3
>
> HTTP config very similar to this only each utilize a different
> "listen" ip address and each site has a different Backend 'Origin" ip:
>
> # HTTP LB
> upstream LB_HTTP_0.0.0.1 {
> server x.x.x.x:80;
> }
>
> server {
>
> listen 0.0.0.1:80;
> server_name website_0.0.0.1;
>
> access_log /var/log/nginx/any.website_0.0.0.1.access_log main;
> error_log /var/log/nginx/any.website_0.0.0.1.error_log info;
>
> error_page 404 /404.html;
> location = /404.html {
> root html;
> }
> error_page 404 500 502 503 504 /50x.html;
> location = /50x.html {
> root html;
> }
>
> location / {
> proxy_intercept_errors on;
> proxy_pass http://LB_HTTP_0.0.0.1;
> proxy_cache one;
> proxy_cache_key backend$request_uri;
Do you have the same
proxy_cache_key backend$request_uri;
for all three sites ? You need something like this:
proxy_cache_key 0.0.0.1$request_uri;
Or you may create several caches:
proxy_path /path/to/cache1 keys_zone=cache1:10m;
> proxy_cache_valid 200 1h;
> proxy_cache_valid 404 5m;
> proxy_cache_use_stale error timeout invalid_header;
> }
> }
>
>
> When browsing to 0.0.0.1, everything was fine
> going to 0.0.0.2 or 0.0.0.3 or any other ip for that matter in the
> same class C "/24" it would redirect you to the 0.0.0.1 config which
> would then proxy-pass the data back to the origin belonging to the
> 0.0.0.1 config
>
> Anyone seen this issue at all?
> Once i commented all proxy_cache and restarted nginx, problem went away.
>
> Note that i even tried deleting /etc/nginx-cache/* and recreating
> it... did not help
>
> Thanks,
> --
> Payam Tarverdyan Chychi
> Network Security Specialist / Network Engineer
--
Igor Sysoev
http://sysoev.ru/en/
