If I may chime in here: Kubernetes supports service discovery through DNS SRV records for most use-cases, so the dynamic DNS support that Baptiste is currently working on would be a perfect fit. No special API support required.
Cheers, Conrad On 09/18/2015 01:53 PM, Smain Kahlouch wrote: > Hi Baptiste, > > How do you do ? :) > > Anyway my concern is more about changing dynamically parameters, by > fetching a source at regular intervals (api) than about kubernetes itself. > > Actually, i only have one need currently : the list of servers part of a > backend. > This is the only thing i want to change dinamically, the other parameters > can be set on startup. > When the server is configured for the first time i use Ansible to fetch the > api and retrieve the necessary information. > > I look forward to the new way to acheive that. > > Regards, > Smana > > 2015-09-18 13:31 GMT+02:00 Baptiste <bed...@gmail.com>: > >> On Fri, Sep 18, 2015 at 10:49 AM, Smain Kahlouch <smain...@gmail.com> >> wrote: >>> Hello all, >>> >>> I guess this question has been posted many times but maybe there is some >> new >>> way to achieve this. >>> >>> I'm currently testing kubernetes with calico and i configured a fixed >>> loadbalancing using "NodePort" kubernetes loadbalancing. >>> >>> But i wanted to bypass that second kubernete's internal loadbalancing. >>> The idea would be to loadbalance directly to the pods instead of a >>> kubernetes service address. >>> To do so i found the vulcan loadbalancer which seems to be well suited >> for >>> dynamic configuration. This documentation describes how it works. >>> >>> Is there a way to achieve the same behaviour : listen the api and change >>> backends dynamically ? >>> >>> Thanks for your help, >>> >>> Regards, >>> Smana >>> >> >> >> Hey Smaine, >> >> I'm totally lost with all you buzz keywords! >> >> there is no way currently to achieve this purpose. >> That said, we're aware of this type of requirements and are thinking >> about different methods to achieve this goal. >> >> That said, could you please list here what HAProxy's parameters you >> would like to see dynamically changeable at run time? >> >> Baptiste >> > -- Conrad Hoffmann Traffic Engineer SoundCloud Ltd. | Rheinsberger Str. 76/77, 10115 Berlin, Germany Managing Director: Alexander Ljung | Incorporated in England & Wales with Company No. 6343600 | Local Branch Office | AG Charlottenburg | HRB 110657B
