[Samba] AD DC lost sub.conf

[Rowland Penny]

On 28/11/2022 22:16, Callum MacEwan via samba wrote:
> 
>> On 29/11/2022, at 10:39 AM, Rowland Penny via samba <samba at lists.samba.org> wrote:
>>
>> 
>>
>>> On 28/11/2022 21:07, Callum MacEwan via samba wrote:
>>> Hello Team Samba
>>> I have a Debian Samba AD DC 4.13.13 and a Debian Domain member
>>> Everything was working fine then one day my Linux ID’s changed from UID 10000 GID 11001 to UID 3000017 and GID 100.
>>
>> Are we talking about the DC here ?
>> Have you added uidNumber & gidNumber attributes to AD ?
> Yes I am taking about DC
>>
>> If you have, uncomment (remove the '#') from '#idmap_ldb:use rfc2307 = yes', restart Samba and run 'net cache flush'
>>
> No I haven’t added uidNumber & gidNumber attributes to AD because everything was okay

Well that is strange. I would expect ID numbers in the 3000000 range on 
the DC and '100' for Domain Users, but only on a DC.

Can you clarify where you where getting those numbers.

Rowland

> 
>>
>>> After a little fiddling with the AD DC and Domain Memeber  returned to normal so I tidy up the configs and reboot both machines.
>>> After the restart nothing was working and my smb.conf on the AD DC was missing a section. I rebuilt what I thought was correct
>>> I now have the AD DC responding normally locally but my Debian Domain member reports DC1 offline but lists users correctly  with wbinfo -u but without the domain wbinfo -g responds with nothing
>>
>> Do you have only one DC ?
> 
> Yes only 1 DC,
>> It is better if you have at least two and backup the domain with samba-tool.
>>
>> Have you run 'net ads testjoin' on the Unix domain member ?
> Just ran that and the response was
> 
> Join is OK
>>
>> Rowland
>>
>>
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>