Hi, On Tue, Oct 07, 2014 at 08:19:59AM -0500, B. Heath Robinson wrote: > I am trying to use the dynamic backend selection feature of 1.5, but I am > missing something. Here is a snippet of my configuration: > > frontend sledgehammer > bind *:10000 > option http-pretend-keepalive > default_backend other > capture request header X-Backend len 15 > use_backend %hr > > This was my interpretation of using the log-format as the backend name. > Can someone give me a little more info on this feature?
I think that your %hr will contain braces, which is clearly not what you want. You'd rather simply do this to extract the header, and you can get rid of the capture : use_backend %{hdr(x-backend)} Willy