[Samba] How to best configure DNS for upgrading samba AD DC?

[Jonathan Kreider]

Rowland,

Thanks for the clarification. I get the sense that maintaining the docs is
a never-ending and overwhelming task given the pace of change in samba.

Thanks again!
Jonathan Kreider


On Thu, Apr 11, 2019 at 3:33 AM Rowland Penny via samba <
samba at lists.samba.org> wrote:

> On Wed, 10 Apr 2019 17:46:34 -0400
> Jonathan Kreider via samba <samba at lists.samba.org> wrote:
>
> > https://wiki.samba.org/index.php/Updating_Samba says we should shut
> > down all the samba processes before we upgrade. However, if I do
> > that, then I don't have DNS b/c samba _is_ my DNS on the AD DC. I
> > configured it per
> >
> https://wiki.samba.org/index.php/Setting_up_Samba_as_an_Active_Directory_Domain_Controller
>
> That page needs updating, it looks like Samba is stopped to make a
> backup, something that can now safely be done with Samba running.
>
> >
> > Am I missing something? Do I have something misconfigured? Is there a
> > way to configure a fall-back DNS service so I can still run apt-get
> > when samba is not running? Or do I need to manually reconfigure DNS
> > after shutting samba down?
> >
> > OS = Ubuntu 18.04
> > Samba = 4.10.2 (the latest & greatest - big thanks to Louis) BTW, the
> > 4.7-4.9 upgrade bug is listed as fixed in 4.10 and my upgrade from
> > 4.7.6-ubuntu to Louis' 4.10.2 had no issues.
> >
> > Obviously I managed to upgrade without shutting down samba (I did
> > take a snapshot), despite the recommendations and as of a day later,
> > I'm unaware of any problems.
>
> I do not think you have anything to worry about, that is the way I
> upgrade and I have never had a problem.
>
> Just take regular backups and carry on ;-)
>
> Rowland
>
>
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