Getting the URLs right when proxying to apache and mongrel

[marc]

Igor Sysoev said...
> On Sun, Sep 02, 2007 at 03:32:25PM +0100, marc wrote:
> 
> > Hi,
> > 
> > I'm testing nginx by putting it in front of an existing Apache server, 
> > and also using it to serve rails via mongrel.
> > 
> > This works okay, mostly, but for a couple of things:
> > 
> > 1. When I proxy to Apache (on port 81) the URLs are written showing the 
> > port, e.g.
> > 
> >   http://mote:81/Main/Software
> > 
> > I'd like not not to see the port number, if possible,
> > 
> > I tried using
> > 
> >     upstream apache {
> >       server mote:81;
> >     }
> > 
> > and 
> > 
> >     location / {
> >         proxy_pass   http://apache;
> 
>           proxy_redirect  http://mote:81/  /;
> 
> >     }

Thanks for the assist.

This results in 404s and, in the case of *.php files, the browser trying 
to download the file.

> > 
> > but that resulted in URLs of the form: http://apache/...
> > 
> > 2. The url required to access the rails app fails without the trailing 
> > slash. So,
> >   
> >   http://mote/rails/
> > 
> > works, but the following doesn't
> > 
> >   http://mote/rails
> 
> In your configuration, proxied request is "GET  HTTP/1.0".
> What request should go to mongrel for /rails ?

I don't know. Whatever it gets in the current script is fine - 
notwithstanding the problem mentioned before.

> 
> > I'd like the latter to work, if possible,
> >
> > I've added my conf file below for reference.
> 
> > user www-data;
> > worker_processes  1;
> > 
> > error_log  /var/log/nginx/error.log;
> > pid        /var/run/nginx.pid;
> > 
> > events {
> >     worker_connections  1024;
> > }
> > 
> > http {
> >     include       /etc/nginx/mime.types;
> >     default_type  application/octet-stream;
> >     access_log	/var/log/nginx/access.log;
> >     sendfile        on;
> >     keepalive_timeout  65;
> >     tcp_nodelay        on;
> >     gzip  on;
> >     gzip_min_length  1100;
> >     gzip_buffers     4 8k;
> >     gzip_types       text/plain;
> > 
> >     upstream mongrel {
> >       server 127.0.0.1:8000;
> >       server 127.0.0.1:8001;
> >     }
> > 
> >     server {
> >         listen       80;
> >         server_name  mote;
> > 
> >         access_log  /var/log/nginx/localhost.access.log;
> >         root   /var/www;
> >         index  index.html index.htm;
> > 
> >         location / {
> >             proxy_pass   http://mote:81;
> 
>               proxy_redirect  http://mote:8000/  /;
>               proxy_redirect  http://mote:8001/  /;

I'm not clear what this would do. I don't want to redirect to mongrel 
here, but to Apache - to serve php and python.

Should I be using the redirect mentioned higher up here?

> 
> >         }
> > 
> >         location ^~ /rails {
> > 
> >           proxy_set_header  X-Real-IP  $remote_addr;
> >           proxy_set_header  X-Forwarded-For $proxy_add_x_forwarded_for;
> >           proxy_set_header Host $http_host;
> >           proxy_redirect false;
> > 
> >           if (!-f $request_filename) {
> >           root /home/marc/rails/mrctest/public;
> >             rewrite ^/rails(.*) $1;
> >             proxy_pass http://mongrel;
> >             break;
> >           }
> >         }
> > 
> >         error_page   500 502 503 504  /50x.html;
> >         location = /50x.html {
> >             root   /var/www/nginx-default;
> >         }
> >     }
> > }

-- 
Cheers,
Marc