[Samba] Samba4 - DnsAdmins group dissapeared

L.P.H. van Belle belle at bazuin.nl
Thu Nov 15 09:51:09 UTC 2018


.lan and .local are reservered TLD's for apple's mDNS. 
Dont use it, same as .private 

If you still want to use it, check /etc/nsswitch and make sure you have mdns a the end of the line.
Something like this : 
hosts:      files dns myhostname mdns4_minimal [NOTFOUND=return]  


Greetz, 

Louis

> -----Oorspronkelijk bericht-----
> Van: samba [mailto:samba-bounces at lists.samba.org] Namens 
> Julien TEHERY via samba
> Verzonden: donderdag 15 november 2018 10:21
> Aan: samba at lists.samba.org
> Onderwerp: [Samba] Samba4 - DnsAdmins group dissapeared
> 
> Hello,
> 
> I actually have 3 principal DCs
> 
> Samba version : 4.6.4 / Redhat7
> 
> All 3 DCs work with BIND9_DLZ as dns backend.
> Today I added a new DC to my domain assignd to a site i previously 
> created with:
> 
> samba-tool domain join mydomain.lan DC -U administrator 
> --realm=MYDOMAIN.LAN -W mydomain --site=MYSITE*
> 
> *Then I tried to migrate the dns backend of this fresh new DC to bind 
> DLZ (as i did for every other DC before)
> 
> [root at DC-site1 ~]# samba_upgradedns  --dns-backend=BIND9_DLZ
> Reading domain information
> Traceback (most recent call last):
>    File "/usr/sbin/samba_upgradedns", line 262, in <module>
>      paths, lp.configfile, lp)
>    File 
> "/usr/lib64/python2.7/site-packages/samba/provision/__init__.p
y", line 
> 330, in find_provision_key_parameters
>      dns_admins_sid = get_dnsadmins_sid(samdb, names.domaindn)
>    File 
> "/usr/lib64/python2.7/site-packages/samba/provision/sambadns.p
y", line 
> 69, in get_dnsadmins_sid
>      attrs=["objectSid"])
> _ldb.LdbError: (32, 'No such Base DN: 
> CN=DnsAdmins,CN=Users,DC=mydomain,DC=lan')
> 
> **
> If i try an ldbsearch or an ldapsearch, i can't find any DnsAdmins 
> group, even on the main DC.
> 
> What's going wrong?
> 
> 
> 
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