[Samba] Join AD fails DNS update

[Lars Hanke]

Hi Louis,

in the current case there is no A record in the DNS, but the update 
fails claiming it was already there. This smells like a real bug.

Regards,
  - lars.

Am 25.06.2014 09:41, schrieb L.P.H. van Belle:
>
> and this is not needed... if the A record in the dns is correct.
>
>>
>> 1. net ads leave -UAdministrator
>> 2. remove the A record on the DC
>> 3. net ads join -UAdministrator
>
> If you have a correct A record in the dns, you still can join the domain.
>
> I just gives a error of unable to create the dns record at join.
> imo a bug of samba and can be ignored. the hostname wil be created in the AD anyway.
>
> and i explain why.
> 1) pc gets dhcp ip, and this is added in the dns. ( in case of dynamic dns )
> 2) pc joins the ad.. and gets added in the ad.
>     and during this join a A record is also tried to create in the dns.
>     but is is already there...  so it gives back an error...
>
> Samba should check if the A record already exist, if so, dont create it.
>
> I've tested this, multiple times, and if i have to rejoin a domain,
> just clear the /var/lib/samba
> and remove the hostname from the AD, and you can rejoin.
>
>
> Best regards,
>
> Louis
>
>
>> -----Oorspronkelijk bericht-----
>> Van: steve at steve-ss.com [mailto:samba-bounces at lists.samba.org]
>> Namens steve
>> Verzonden: dinsdag 24 juni 2014 19:00
>> Aan: samba at lists.samba.org
>> Onderwerp: Re: [Samba] Join AD fails DNS update
>>
>> On Tue, 2014-06-24 at 18:06 +0200, Lars Hanke wrote:
>>> Hi,
>>>
>>>   > setup the resolv.conf
>>> My resolv.conf looks okay and I can resolve other AD specific stuff.
>>>
>>>> check you hosts file
>>>> 	127.0.0.1 localhost localhost.localdomain.
>>>> 	IP_OF_THIS_SERVER  hostname.yourinternal.domain.tld
>>
>> The ONLY way we can get it to register upon domain join is:
>>
>> /etc/hosts
>> 127.0.0.1 fqdn hostname localhost
>>
>> Lose the IP_OF_THIS_SERVER for the join.
>>
>> And /etc/hostname
>> fqdn
>>
>> 1. net ads leave -UAdministrator
>> 2. remove the A record on the DC
>> 3. net ads join -UAdministrator
>>
>> Nothing else works on Ubuntu. YMMV on deb.
>> Steve
>>
>>
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>>
>