[Samba] Change samba username with tdbsam backend

[Eden Caldas]

 a) The users' name in the passdb.tdb file

That's what I want to know. How do I do it?

2010/2/20 John H Terpstra <jht at samba.org>:
> On 02/19/2010 06:52 PM, Eden Caldas wrote:
>> How do you do this? This thing is a binary file. And I see no command
>> lines for it.
>>
>> ex; I have an username named Miranda and I want to change to Liara.
>
> OK, this is a question that has been asked many times on this list. A
> complete solution depends on the Samba password backend being used, and
> on how far you want to go in terms of consistency of change.
>
> For example:
>
> 1) If the "passdb backend = smbpasswd", it is necessary to change:
>
>        a) The user login name in the smbpasswd file
>        b) The user login name and GECOS information in /etc/passwd and in
> /etc/shadow, and all group membership information in /etc/groups
>        c) The name of the user's home directory
>        d) The name of the user's desktop profile directory on all MS Windows
> machine the user makes use of.
>
>
> 2) If the "passdb backend = tdbsam", it is necessary to change:
>        a) The users' name in the passdb.tdb file
>        b) The users' login name and GECOS information in /etc/passwd and in
> /etc/shadow, and all group membership information in /etc/groups
>        c) The name of the user's home directory
>        d) The name of the user's desktop profile directory on all MS Windows
> machine the user makes use of.
>
>
> 3) If the "passdb backend = ldapsam", it is necessary to change:
>        a) The users' identity information in a consistent manner in his/her
> account record and in all group memberships
>        b) The name of the user's home directory
>        c) The name of the user's desktop profile directory on all MS Windows
> machine the user makes use of.
>
>
>
> The problem is that if the account information is deleted (can be done)
> it must be restored with the same UID and GID, and with full
> preservation of the users' fully qualified SID.  If this does not
> happen, his/her profile will not longer work correctly and user
> applications will be broken in the MS Windows environment.
>
> There exists no simple, portable tool that can affect the type of change
> you are seeking.  At the best of times, this is a a complex
> administrative task that requires knowledge of the consequences of each
> step taken.  A failure to apprehend such consequences will lead ot
> interesting observations and results.
>
> - John T.
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-- 
Eden Caldas
Consultor de TI
eden at linuxfacil.org
(81) 9653 7220
LINUX FÁCIL – Consultoria e Serviços em TI