samba4 from BDC to PDC

Matthieu Patou mat at
Fri Oct 21 14:47:56 MDT 2011

On 21/10/2011 19:15, Gémes Géza wrote:
> 2011-10-21 13:49 keltezéssel, Matthieu Patou írta:
>> On 21/10/2011 12:02, Daniele Dario wrote:
>>> On Thu, 2011-10-20 at 19:01 +0200, Matthieu Patou wrote:
>>>> On 20/10/2011 16:53, Daniele Dario wrote:
>>>>> Hi Geza,
>>>>> looking in my ubuntu I found that I have a
>>>>> in /usr/local/samba/lib/samba. Are them the same modules (maybe the
>>>>> module has changed location between releases)? If yes should I use the
>>>>> in /usr/local/samba/lib/samba/ instead
>>>>> of /usr/local/samba/modules/bind9/ you told me?
>>>> Yest it's ok, this is a bind9 plugin, we might have changed the
>>>> location
>>>> lately.
>>>>> Anyway, just to better understand what I'm doing, what's the
>>>>> difference
>>>>> between provisioning a new domain which does not include the dlz
>>>>> statement in the bind configuration and my case (removing the sbs dc
>>>>> after a domain join)?
>>>> So by default the provision use the file backend for bind, whereas the
>>>> dlz_bind9  use a custom bind plugin so that bind can read directly DNS
>>>> records in the AD database, maybe if you provide
>>>> --dns-backend=BIND9_DLZ
>>>> (got the information from provision --help) then it will generate other
>>>> instructions (if not it's a bug feel free to fix it).
>>>> For the domain join I guess we have to add an option to define the
>>>> backend with the current valid backend as all of them can have their
>>>> interest depending on the use case.
>>>> In this case the spn for DNS/xxxx should also be generated.
>>> Hi Matthieu,
>>> thanks for the info.
>>> So if I catch it, if I use dlz_bind9 plugin it is used for the
>>> zone while the zone and the reversed one
>>> still remain the same or am I completely wrong?
>> No normally the dlz_plugin will also take care of the, for
>> the reverse one I think it didn't take care of it right now and if it
>> does you need to instruct bind to use this plugin for the reverse zone
>> too.
>> Matthieu.
> Hi,
> According to (both post were at samba-technical at 13th and 17th of this
> month)
> and
> the current git version should take care of the reverse zone as well.
Ok I missed this thread, still I'm pretty sure you need to instruct bind 
to use dlz_bind9 in order for bind to use ldb database for the reverse 
zone. At least with my understanding of bind plugins.


Matthieu Patou
Samba Team

More information about the samba-technical mailing list