proxy, upstream, apache vhosts not working

[Isaac Hailperin]

On 07/26/2012 05:42 PM, Valentin V. Bartenev wrote:
> On Thursday 26 July 2012 18:48:45 Isaac Hailperin wrote:
>> Hi,
>>
>> I want to configure nginx as a proxy to a bunch of apaches, all serving
>> the same multiple websites via vhosts.
>>
>> I had it working with something like
>>           location  ~* \.(jpg|gif|png|css|js) {
>>                   try_files $uri @proxy;
>>           }
>>           location @proxy {
>>                  proxy_pass http://www.acme.net;
>>           }
>>           location / {
>>                  proxy_pass http://www.acme.net;
>> }
>>
>> in my server section.
>> But this only asked a single apache, the one configured in /etc/hosts
>> for http://www.acme.net.
>>
>> Now I am trying to use all of my apaches. I defined an upstream block
>> like this:
>>           upstream backend-all-apaches {
>>                   server 10.10.1.25;
>>                   server 10.10.1.26;
>>                   server 10.10.1.27;
>>                   server 10.10.1.28;
>>                   server 10.10.1.15;
>>                   server 10.10.1.18;
>>                   server 10.10.1.20;
>>           }
>>           proxy_set_header        Host            $host;
>>
>> And the following in my server block:
>>             location @proxy {
>>                   proxy_pass http://backend-all-apaches;
>>           }
>> All I get in my browser is a default page that also gets deliverd when I
>> call http://10.10.1.25 in my browser. So I assume the apaches don't get
>> the right host value in the http header. I thought that
>>           proxy_set_header        Host            $host;
>> would solve this problem, but apprently it does not.
>>
>> What am I doing wrong here, or what else could I try?
>>
>
> Is the above configuration is exactly what you're actually use?
Almost. I changed IPs and servername, the rest is the same.

Isaac