Hello!

On Wed, Jul 28, 2010 at 05:36:11PM -0700, James Lyons wrote:

> I am trying to use nginx as reverse proxy to perform failover from 1
> critical service to another.
>
> When processing a request, it sends a request (http GET) to a backend
> (custom http server) using SubRequest methods. If it is for some
> reason down, and there is no response, i'd like it to fail over to a
> second server. Is there a way to do this in conf settings or do I
> have to make code modifications to accomplish this?

Subrequests in nginx aren't really different from ordinary
requests, they are handled in the same way - with location
matching and so on. Setting failover correctly in config (either
with proxy_next_upstream or via error_page) would do the trick for
both normal requests and subrequests.

Maxim Dounin

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