[Samba] Unable to join a DC to a Site that doesn't already have a DC in that subnet

Fri Jun 27 05:14:36 MDT 2014

Den 27 jun 2014 12:42 skrev "Chris Alavoine" <chrisa at acs-info.co.uk>:
>
> Yeah, the MMC is necessary at this stage as a few different folks manage
the DNS for the domain. I guess the Site movement doesn't work with
BIND_DLZ?
>
> c:)
>
One idea is to create a site, assign a ip-subnet and restart Samba.
Hopefully it moves into the right site...

>
> On 26 June 2014 18:42, Davor Vusir <davortvusir at gmail.com> wrote:
>>
>>
>> Den 26 jun 2014 19:21 skrev "Chris Alavoine" <chrisa at acs-info.co.uk>:
>>
>>
>> >
>> > Hi,
>> >
>> > Yes, have seen that wiki page, seems straightforward enough, but I
didn't think FLATFILE was supported any more?
>> >
>> > c:)
>> >
>> It does work with both 4.1.8 and 4.1.9. But please be aware of that the
DNS management MMC does not work with this setup.
>>
>> Regards
>> Davor
>>
>> >
>> > On 26 June 2014 17:41, lp101 <lingpanda101 at gmail.com> wrote:
>> >>
>> >> Chris,
>> >>
>> >>     Have you seen this link from the wiki or do you need to know how
to setup Bind9_FlatFile first?
>> >>
>> >> https://wiki.samba.org/index.php/Changing_the_DNS_backend
>> >>
>> >>
>> >>
>> >> On 6/26/2014 8:35 AM, Chris Alavoine wrote:
>> >>>
>> >>> I'm running 4.1.5 at present on all my DC's. Will BIND9_FLATFILE
work with this release - I can't find any documentation on how to change
from Internal DNS to BIND9_FLATFILE.
>> >>>
>> >>> Thanks,
>> >>> Chris.
>> >>>
>> >>>
>> >>> On 24 June 2014 19:14, Davor Vusir <davortvusir at gmail.com> wrote:
>> >>>>
>> >>>> Sorry. Don't know. Haven't tested  internal DNS. Maybe the recpie is
>> >>>> to use BIND9_FLATFILE.
>> >>>>
>> >>>> /Davor
>> >>>>
>> >>>> 2014-06-24 20:07 GMT+02:00 lp101 <lingpanda101 at gmail.com>:
>> >>>> > Any workaround if using the internal DNS to move sites?
>> >>>> >
>> >>>> >
>> >>>> > On 6/24/2014 1:08 PM, Davor Vusir wrote:
>> >>>> >>
>> >>>> >> Hi again!
>> >>>> >>
>> >>>> >> If you use BIND9_DLZ, try change/convert to BIND9_FLATFILE and
you
>> >>>> >> will be able to create and rename Sites and move DC:s to the
newly
>> >>>> >> created Site.
>> >>>> >>
>> >>>> >> Regards
>> >>>> >> Davor
>> >>>> >>
>> >>>> >>
>> >>>> >> 2014-06-18 20:40 GMT+02:00 Davor Vusir <davortvusir at gmail.com>:
>> >>>> >>>
>> >>>> >>> 2014-06-18 10:28 GMT+02:00 Chris Alavoine <chrisa at acs-info.co.uk
>:
>> >>>> >>>>
>> >>>> >>>> Hi all,
>> >>>> >>>>
>> >>>> >>>> Am having problems adding a new DC to a Site that doesn't
already have a
>> >>>> >>>> DC
>> >>>> >>>> in the same subnet. Whenever I try and do a domain join
specifying a
>> >>>> >>>> nearby
>> >>>> >>>> DC in a different subnet I get this:
>> >>>> >>>>
>> >>>> >>>> ERROR(runtime): uncaught exception - (-1073741643,
>> >>>> >>>> 'NT_STATUS_IO_TIMEOUT')
>> >>>> >>>>    File
>> >>>> >>>>
"/usr/local/samba/lib/python2.7/site-packages/samba/netcmd/__init__.py",
>> >>>> >>>> line 175, in _run
>> >>>> >>>>      return self.run(*args, **kwargs)
>> >>>> >>>>    File
>> >>>> >>>>
"/usr/local/samba/lib/python2.7/site-packages/samba/netcmd/domain.py",
>> >>>> >>>> line
>> >>>> >>>> 552, in run
>> >>>> >>>>      machinepass=machinepass, use_ntvfs=use_ntvfs,
>> >>>> >>>> dns_backend=dns_backend)
>> >>>> >>>>    File
"/usr/local/samba/lib/python2.7/site-packages/samba/join.py",
>> >>>> >>>> line
>> >>>> >>>> 1172, in join_DC
>> >>>> >>>>      ctx.do_join()
>> >>>> >>>>    File
"/usr/local/samba/lib/python2.7/site-packages/samba/join.py",
>> >>>> >>>> line
>> >>>> >>>> 1082, in do_join
>> >>>> >>>>      ctx.join_finalise()
>> >>>> >>>>    File
"/usr/local/samba/lib/python2.7/site-packages/samba/join.py",
>> >>>> >>>> line
>> >>>> >>>> 881, in join_finalise
>> >>>> >>>>      ctx.send_DsReplicaUpdateRefs(nc)
>> >>>> >>>>    File
"/usr/local/samba/lib/python2.7/site-packages/samba/join.py",
>> >>>> >>>> line
>> >>>> >>>> 866, in send_DsReplicaUpdateRefs
>> >>>> >>>>      ctx.drsuapi.DsReplicaUpdateRefs(ctx.drsuapi_handle, 1, r)
>> >>>> >>>>
>> >>>> >>>> I have managed to join a DC to a Site that already has a DC in
that
>> >>>> >>>> subnet
>> >>>> >>>> (although not in that Site).
>> >>>> >>>>
>> >>>> >>>> Can anyone think of a workaround for this?
>> >>>> >>>>
>> >>>> >>>> This is my join statement (names changed to protect the
innocent):
>> >>>> >>>>
>> >>>> >>>> /usr/local/samba/bin/samba-tool domain join
essence.internal.com DC
>> >>>> >>>> -UAdministrator --realm=example.com --server=
remotedc.example.com
>> >>>> >>>> --site=local
>> >>>> >>>>
>> >>>> >>>>
>> >>>> >>>> I am trying to do this due to the bug that doesn't allow the
manual
>> >>>> >>>> moving
>> >>>> >>>> of DC's to new Sites by using the ADSS drag and drop method.
>> >>>> >>>>
>> >>>> >>> Hi Chris!
>> >>>> >>>
>> >>>> >>> Actually there is a way. If you use a DNS that does not reside
on the
>> >>>> >>> DC's but standalone, the manual moving works.
>> >>>> >>>
>> >>>> >>> As a start I put the following RRs in a static dns: A, ptr and
'basic'
>> >>>> >>> SRV RR
>> >>>> >>> _gc._tcp, _kerberos._tcp, _kerberos._tcp, _kerberos._udp,
>> >>>> >>> _kpasswd._tcp, _kpasswd._udp, _ldap._tcp, _ldap._tcp.dc._msdcs,
>> >>>> >>> _ldap._tcp.gc._msdcs, _ldap._tcp.pdc._msdcs.
>> >>>> >>>
>> >>>> >>> That ended in following errors in syslog (amongst others):
>> >>>> >>>
>> >>>> >>> [2014/06/18 11:56:36.078267, 3]
>> >>>> >>> ../source4/libcli/resolve/dns_ex.c:492(pipe_handler)
>> >>>> >>>   dns child failed to find name
>> >>>> >>> '5d6f52ac-640c-4dc1-a84b-42aac923d256._msdcs.example.org' of
type A.
>> >>>> >>>
>> >>>> >>> All SRV RR for a DC have to be present in DNS. But I have had
no time
>> >>>> >>> to test it. And I have not tested multiple subnets.
>> >>>> >>>
>> >>>> >>> My guess is that the bug is DNS related or the account that
makes the
>> >>>> >>> changes cannot edit the AD database. And that results in that
no SRV
>> >>>> >>> RR are added/changed and the MMC eventually times out.
>> >>>> >>>
>> >>>> >>> Regards
>> >>>> >>> Davor
>> >>>> >>>
>> >>>> >>>   Thanks,
>> >>>> >>>>
>> >>>> >>>> Chris.
>> >>>> >>>>
>> >>>> >>>>
>> >>>> >>>>
>> >>>> >>>> --
>> >>>> >>>> ACS (Alavoine Computer Services Ltd)
>> >>>> >>>> Chris Alavoine
>> >>>> >>>> mob +44 (0)7724 710 730
>> >>>> >>>> www.alavoinecs.co.uk
>> >>>> >>>> http://twitter.com/#!/alavoinecs
>> >>>> >>>> http://www.linkedin.com/pub/chris-alavoine/39/606/192
>> >>>> >>>> --
>> >>>> >>>> To unsubscribe from this list go to the following URL and read
the
>> >>>> >>>> instructions:  https://lists.samba.org/mailman/options/samba
>> >>>> >
>> >>>> >
>> >>>> > --
>> >>>> > -James
>> >>>> >
>> >>>
>> >>>
>> >>>
>> >>>
>> >>> --
>> >>> ACS (Alavoine Computer Services Ltd)
>> >>> Chris Alavoine
>> >>> mob +44 (0)7724 710 730
>> >>> www.alavoinecs.co.uk
>> >>> http://twitter.com/#!/alavoinecs
>> >>> http://www.linkedin.com/pub/chris-alavoine/39/606/192
>> >>
>> >>
>> >> --
>> >> -James
>> >
>> >
>> >
>> >
>> > --
>> > ACS (Alavoine Computer Services Ltd)
>> > Chris Alavoine
>> > mob +44 (0)7724 710 730
>> > www.alavoinecs.co.uk
>> > http://twitter.com/#!/alavoinecs
>> > http://www.linkedin.com/pub/chris-alavoine/39/606/192
>
>
>
>
> --
> ACS (Alavoine Computer Services Ltd)
> Chris Alavoine
> mob +44 (0)7724 710 730
> www.alavoinecs.co.uk
> http://twitter.com/#!/alavoinecs
> http://www.linkedin.com/pub/chris-alavoine/39/606/192