Re: Tune HAProxy in front of a large k8s cluster

[Joao Morais]

> Em 20 de fev de 2019, à(s) 02:51, Igor Cicimov 
> <ig...@encompasscorporation.com> escreveu:
> 
> 
> On Wed, 20 Feb 2019 3:39 am Joao Morais <l...@joaomorais.com.br wrote:
> Hi Willy,
> 
> > Em 19 de fev de 2019, à(s) 01:55, Willy Tarreau <w...@1wt.eu> escreveu:
> > 
> >     use_backend foo if { var(req.host) ssl:www.example.com }
> > 
> This is a nice trick that I’m planning to use with dynamic use_backend. I 
> need to concat host (sometimes ssl_fc_sni) and path. The question is: how do 
> I concatenate two strings?
> 
> Something like this:
> http-request set-header X-Concat %[req.fhdr(Authorization),word(3,.)]_%[src]
> 
Hi Igor, this is almost the same workaround I’m using - the difference is that 
I’m moving the result to a req.var and removing the header after that. 
Wondering if 1.8 has a better option 

~jm