[Samba] What to backup on PDC with security=user

Robert Moskowitz rgm at htt-consult.com
Wed Feb 16 07:32:07 MST 2011

thank you for the response, see below.

On 02/16/2011 08:21 AM, Helmut Hullen wrote:
> Hallo, Robert,
> Du meintest am 16.02.11:
>> Burned once and all that.  I am setting up rsync cron jobs to back up
>> what I would need to completely rebuild the server.
>> My PDC is running with security=user.  I know I have to backup:
>> /home
>> ..../netlogon
>> ..../profiles
>> /etc/passwd (and shadow, how to do this with rsync?)
>> /etc/groups (ditto)
>> What else?
> Command:
>          net getlocalsid>  localsid.txt

And on a rebuild, how do I use this sid instead of whatever a new system 

> Files:
>       /etc/samba/private/passdb.tdb
>       /etc/samba/private/secrets.tdb

These are in /var/lib/samba/private on Fedora 12; along with 

And what about all the other .tdb files I see one level down?

>       /etc/samba/smb.conf
> (and/or perhaps the whole "/etc/samba" directory)

I am using the Amahi system and it builds these from its sql database 
that I am separately backing up.
> Do you use LDAP? Then there ist still more to backup.

No, I thought that the 'security=user' means that it is using /etc/passwd.

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