[dnsdist] dnsdist NOTIFY distribution

[Martin]

Hi Remi,

can you explain why you don’t advise using TeeAction for NOTIFY-ing backend slave pool?
I could not find solution for my problem.

Thanks, BR!

Martin

> On 26 Feb 2019, at 16:59, Remi Gacogne <remi.gacogne at powerdns.com> wrote:
> 
> Hi Martin,
> 
> On 2/26/19 3:58 PM, Martin Toth wrote:
>> I just want to ensure myself how NOTIFY distribution in DNSDIST
>> exactly works. My setup looks like this - MASTER -> DNSDIST -> SLAVE
>> PDNSs (pool of 4 nodes)
>> 
>> My Question is if MASTER will send NOTIFY to DNSDIST, will DNSDIST
>> redistribute these NOTIFY to all SLAVES in DNSDIST backend? How to I
>> achieve situation that all slaves in dnsdist backend will be notified
>> of zone change on MASTER?
> 
> I'm afraid you can't, dnsdist can route a query only to a single
> backend, with the exception of the TeeAction, but I would advise against
> trying to use it for that case.
> Is there a reason your master doesn't speak to the slaves directly?
> 
> Best regards,
> -- 
> Remi Gacogne
> PowerDNS.COM BV - https://www.powerdns.com/
> 
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