[Samba] FW: samba_kcc issue after joining the domain as a DC

L.P.H. van Belle belle at bazuin.nl
Mon Feb 10 14:40:41 UTC 2020


@Rowland.

I now see he only mailed me. 
Here you go.. 

Greetz, 

Louis
 

> -----Oorspronkelijk bericht-----
> Van: Alex [mailto:samba at abisoft.biz] 
> Verzonden: maandag 10 februari 2020 14:53
> Aan: L.P.H. van Belle
> Onderwerp: Re: [Samba] samba_kcc issue after joining the 
> domain as a DC
> 
> Hello L.P.H.,
> 
> Thank you for your quick reply!
> 
> > Im betting this is a Windows 2000/2003 upgraded domain..
> 
> You're absolutely right!
> 
> > And since he is still running the windows domain.
> > 
> https://support.microsoft.com/en-gb/help/817470/how-to-reconfi
> gure-an-msdcs-subdomain-to-a-forest-wide-dns-application
> > Should help if thats done before the samba DC join. 
> 
> I'll give it a try and let you know. Thanks again!
> 
> >> > I'm  trying  to  promote samba4 as a 3rd DC in Windows 2008
> >> R2 AD domain (to get
> >> > rid  of  Windows  Servers in future). It's joined well, but 
> >> failing on samba_kcc
> >> > run (it's happened when I launched samba after joining the 
> >> domain, so for
> >> > debugging purposes I then started samba_kcc manually):
> >> > # /usr/local/samba/sbin/samba_kcc
> >> > Traceback (most recent call last):
> >> >    File 
> >> "/usr/local/samba/lib64/python3.6/site-packages/samba/kcc/kcc_
> >> utils.py", line 87, in load_nc
> >> 
> >> Hmm, 'lib64', is this on Fedora ?
> >> 
> >> If so, are you using the Fedora Samba packages ?
> >> 
> >> If so, then are you aware that using MIT kerberos with a 
> >> Samba AD DC is 
> >> experimental and shouldn't be used in production.
> >> 
> >> If non of the above applies, can you provide more info, 
> what OS, What 
> >> Samba packages ? etc
> >> 
> >> Rowland
> >> 
> >> 
> >> >      scope=ldb.SCOPE_BASE, attrs=attrs)
> >> > _ldb.LdbError: (32, 'No such Base DN: 
> >> DC=DomainDnsZones,DC=domain,DC=com')
> >> > ...
> >> >    File 
> >> "/usr/local/samba/lib64/python3.6/site-packages/samba/kcc/kcc_
> >> utils.py", line 92, in load_nc
> >> >      (self.nc_dnstr, estr))
> >> > samba.kcc.kcc_utils.KCCError: Unable to find naming context 
> >> (DC=DomainDnsZones,DC=domain,DC=com) - (No such Base DN: 
> >> DC=DomainDnsZones,DC=domain,DC=com)
> >> >
> >> > I joined the domain with the following command:
> >> > samba-tool domain join domain.com DC -k yes --dns-backend 
> >> NONE --server=vm-dc1.domain.com
> >> >
> >> > vm-dc1 does have the mentioned context b/c it's a domain 
> >> naming master.
> >> > Wondering why samba tries to find it - it's not a domain 
> >> naming master..
> 
> -- 
> Best regards,
> Alex Alex
> 
> 




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