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Re: [Samba] Avoiding uid conflicts between rfc2307 user/groups and computers




Ok, i've got some tome to do some tests.

> > I couldn't get backend: ad to work for
> > machine accounts, so i switched to idmap: rid and it solved everything. I
> > tried manually adding UID and GID to Domain Computer group and to machine
> > accounts, but it didn't seem to work properly, so I gave up especially that
> > RID was perfectly fine.
> Ok. I trust you, but i think i'll do some tests by myself, and
> eventually report here and, i think, i'll fire up a bug also... because
> seems really a bug to me...

Samba 4.5, AD backend, GID assigned to 'Domain Computers' and UID
assigned to a test machine account (windows 7 pro woks named 'kain').

I'm configuring WPKG, that run in SYSTEM context, and simply looking at
smbstatus:

 root@vdmsv1:/srv/samba/wpkg# smbstatus 
 
 Samba version 4.5.12-Debian
 PID     Username     Group        Machine                                   Protocol Version  Encryption           Signing              
 ----------------------------------------------------------------------------------------------------------------------------------------
 9859    gaio         domain users 10.5.1.34 (ipv4:10.5.1.34:64747)          SMB2_10           -                    -                    
 9946    gaio         domain users 10.5.1.34 (ipv4:10.5.1.34:51900)          SMB2_10           -                    -                    
 9894    gaio         domain users 10.5.1.34 (ipv4:10.5.1.34:64768)          SMB2_10           -                    -                    
 9945    gaio         domain users 10.5.1.34 (ipv4:10.5.1.34:51899)          SMB2_10           -                    -                    
 9947    kain$        domain computers 10.5.1.34 (ipv4:10.5.1.34:51901)          SMB2_10           -                    -                    
 
 Service      pid     Machine       Connected at                     Encryption   Signing     
 ---------------------------------------------------------------------------------------------
 users        9859    10.5.1.34     mer gen 24 11:58:32 2018 CET     -            -           
 Work         9894    10.5.1.34     mer gen 24 11:58:37 2018 CET     -            -           
 wpkg         9945    10.5.1.34     mer gen 24 12:09:55 2018 CET     -            -           
 wpkg         9947    10.5.1.34     mer gen 24 12:09:56 2018 CET     -            -           
 wpkg         9946    10.5.1.34     mer gen 24 12:09:55 2018 CET     -            -           
 
 Locked files:
 Pid          Uid        DenyMode   Access      R/W        Oplock           SharePath   Name   Time
 --------------------------------------------------------------------------------------------------
 9947         11508      DENY_WRITE 0x120089    RDONLY     LEASE(RWH)       /srv/samba/wpkg   packages/sqlite.xml   Wed Jan 24 12:09:58 2018
 9947         11508      DENY_WRITE 0x120089    RDONLY     LEASE(RWH)       /srv/samba/wpkg   packages/odfaddin.xml   Wed Jan 24 12:09:58 2018
 9947         11508      DENY_WRITE 0x120089    RDONLY     LEASE(RWH)       /srv/samba/wpkg   packages.xml   Wed Jan 24 12:09:58 2018
 9947         11508      DENY_WRITE 0x120089    RDONLY     LEASE(RWH)       /srv/samba/wpkg   packages/jclic.xml   Wed Jan 24 12:09:58 2018
 9947         11508      DENY_WRITE 0x120089    RDONLY     LEASE(RWH)       /srv/samba/wpkg   packages/wviola.xml   Wed Jan 24 12:09:58 2018
 9947         11508      DENY_WRITE 0x120089    RDONLY     LEASE(RWH)       /srv/samba/wpkg   packages/workrave.xml   Wed Jan 24 12:09:58 2018
 9947         11508      DENY_WRITE 0x120089    RDONLY     LEASE(RWH)       /srv/samba/wpkg   packages/kb979682.xml   Wed Jan 24 12:09:58 2018
 [...]

Eg, i've accessed the share with user 'kain$'.

There's something more that i can test, or there's something that can
have fooled me?


Thanks.

-- 
dott. Marco Gaiarin				        GNUPG Key ID: 240A3D66
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