Creating builtingroup fails with NTSTATUS_ACCESS_DENIED with idmap hash backend

[Richard Sharpe]

On Thu, Jul 2, 2015 at 7:56 AM, Partha Sarathi
<parthasarathi.bl at gmail.com> wrote:
> Hi,
>
> Currently we are using samba-4.1.17 as member server to AD. The below is
> the idmap settings in smb.conf
>
> allow trusted domains = yes
> idmap config * : backend = tdb
> idmap config * : range = 2000000-2999999
> idmap config  * : backend = hash
> idmap config  * : range = 10000000-109999999
>
> ==================================================
>
> #net sam -d10 createbuiltingroup Administrators
> Found pdb backend tdbsam
> pdb backend tdbsam has a valid init
> Could not find map for sid S-1-5-32-544
> Trying to create builtin alias 544
> lookup_sid called for SID 'S-1-5-32-544'
> Accepting SID S-1-5-32 in level 1
> lookup_rids called for domain sid 'S-1-5-32'
> Sid S-1-5-32-544 -> BUILTIN\Administrators(4)
> *pdb_create_builtin_alias: Could not get a gid out of winbind*
> Creating Administrators failed with NT_STATUS_ACCESS_DENIED
> return code = -1
> Opening cache file at /var/cache/samba/gencache.tdb
> Opening cache file at /var/run/samba/gencache_notrans.tdb
>
>
> root at OneBlox0025:/opt/exablox/config# wbinfo  -Y S-1-5-32-545
> *failed to call wbcSidToGid: WBC_ERR_DOMAIN_NOT_FOUND*
> Could not convert sid S-1-5-32-545 to gid

I'm just guessing here, but normally, when you join a domain
BUILTIN\Administrators and BUILTIN\Users are created automatically so
that Domain Admins and Domain Users can be added to them.

Did that not happen in your case? That is, why are you trying to
manually create this group?

> I used the *hash* backend method for the trusted domain support without
> giving any specific "DOMAIN" to it. But if I specify the DOMAIN to the
> idmap hash backend method I could see the above commands get succeeds.
>
> Note: I didn't had this issue in 3.6.X
>
> Question is: If I specify the "DOMAIN" to idmap hash bckend without giving
> " * "  will it support  trusted domain users to get the uid and gid from
> the range I specified ?
>
> --
> Thanks & Regards
> -Partha



-- 
Regards,
Richard Sharpe
(何以解憂？唯有杜康。--曹操)