On Sun, Nov 15, 2015 at 1:21 AM, SL <bgs...@gmail.com> wrote:
> Hi, > > We have quite a large number of backends, and are selecting which back end > to use based on the host specified in the request. (Note these are not > loadbalanced, we have to target them individually). > > Currently we are doing this with ACLs, e.g. for each: > > acl svr1_request hdr_beg(host) -i svr1 > > then: > > use_backend svr1 if svr1_request > > (An example request host in this case would be svr1.example.com) > > Using ACLs like this means that we have a large number of repeated ACLs > and use_backends. It's a bit cumbersome, difficult to maintain, and I > suspect not very efficient. > > Is there a better way to do this? What would be ideal, is some way to > take the subdomain of the request host, and simply select a backend whose > name matched, but I don't know of any way to do that. Is such a thing > possible? > > Thank you > > S > > http://blog.haproxy.com/2015/01/26/web-application-name-to-backend-mapping-in-haproxy/
