Adding new domains without restarting

D. Stussy spam at bde-arc.ampr.org
Thu Oct 9 21:18:08 UTC 2008


"Todd Snyder" <tsnyder at rim.com> wrote in message
news:gclqpt$qn6$1 at sf1.isc.org...
> I work in a highly change controlled environment, and one of the things
> that flags a change as no-go is having to restart named due to the risk
> of taking down a functional server due to a misconfig.
>
> We have mitigated this to some extent by using rndc reloads to load new
> zone info, allowing for lower risk changes to zones.  However, adding
> new zones is still considered high risk, as a restart of the daemon is
> required.  Additionally, we lose the cache, which could negatively
> impact service.
>
> So my question is this - is it possible to add a new zone to a currently
> running server and have it load?

Yes.

>  If there are named.conf/zonefile
> typos, will that impact any currently running zones?

It may.

>  I suspect that
> rndc recofig may do what I want, however finding definitive information
> about exactly what is going on, and what the risks are, is diffcult.
> The googles are failing me today, or my google fu is weak.

Precisely. However, run "named-checkconf" first.

> ...




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