[Samba] Migrate and Update (Samba 4.1 ADDC to Samba Latest Version on different Server).

Juan Ignacio juan.ignacio.pazos at gmail.com
Thu Dec 1 13:08:25 UTC 2022

Thx for all the info Rowland;
I tried to read everything carefully..
I managed to make an offline domain backup in the new ad-dc without
apparently major complications.

But not being able to do the online backup, I got an exception and isn't on
the wiki.

root at DC2:/domain/samba/domainBackups# samba-tool domain backup online
--targetdir=/domain/samba/domainBackups --server=DC2 -UAdministrator
ERROR(runtime): uncaught exception - (3221225653, '{Device Timeout} The
specified I/O operation on %hs was not completed before the time-out period
  File "/usr/lib/python3/dist-packages/samba/netcmd/__init__.py", line 186,
in _run
    return self.run(*args, **kwargs)
  File "/usr/lib/python3/dist-packages/samba/netcmd/domain_backup.py", line
261, in run
    ctx = join_clone(logger=logger, creds=creds, lp=lp,
  File "/usr/lib/python3/dist-packages/samba/join.py", line 1552, in
    ctx = DCCloneContext(logger, server, creds, lp, targetdir=targetdir,
  File "/usr/lib/python3/dist-packages/samba/join.py", line 1576, in
    super(DCCloneContext, ctx).__init__(logger, server, creds, lp,
  File "/usr/lib/python3/dist-packages/samba/join.py", line 101, in __init__
    ctx.site = ctx.find_dc_site(ctx.server)
  File "/usr/lib/python3/dist-packages/samba/join.py", line 363, in
    cldap_ret = ctx.net.finddc(address=server,

El jue, 1 dic 2022 a las 7:15, Rowland Penny via samba (<
samba at lists.samba.org>) escribió:

> On 01/12/2022 02:11, Andrew Bartlett via samba wrote:
> > On Wed, 2022-11-30 at 23:03 -0300, Juan Ignacio via samba wrote:
> >> Already checked that on 4.1 and samba-tool doesn't have that options.
> >> root at DC1:/usr/sbin# samba-tool domain backup online
> >> Usage: samba-tool domain <subcommand>
> >>>
> >
> > Correct.  For such an old version just shut Samba down and back up the
> > files 'normally'.  Restoration will be a challenge, the only option will
> be to force destroy any other DCs and then start back from the backed up
> files.
> >
> > Andrew Bartlett
> >
> >
> Wrong, the OP now has a much later Samba DC and that will have the 'new'
> backup tools.
> Rowland
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