[Samba] SYSVOL ACLs and GPOs

[Alex Matthews]

On 26/10/2012 11:03, Andrew Bartlett wrote:
> On Fri, 2012-10-26 at 10:44 +0100, Alex Matthews wrote:
>
>> I'm assuming because of the way I laid my directory tree out I could
>> also just provision as normal and run the tests? Just makes it difficult
>> to "un-provision".
>>
>> I did a bit of testing last night and sysvolcheck returns no errors
>> until the point that run the gpmc.msc on the XP domain member and click
>> ok to "fix" the inconsistent ACLs. At that point it returns the same
>> error. Running sysvolreset does not fix it either.
> OK.  This is more interesting.  Can you show me first the output, and
> then the level 10 log of that sysvolcheck command?
>
> I'm particularly curious that a sysvolreset can't fix it.
>
> A network capture of what gpmc does may be instructive also.
>
>> This is true, atleast, for the master branch, I haven't tested the
>> aclfix branch yet.
> OK.
>
> Given this info on the essential components involved (running gpmc.msc
> once seems key), I think I have the steps to reproduce this here, which
> I'll try tonight or tomorrow.
>
> Thanks,
>
> Andrew Bartlett
>

# bin/samba-tool ntacl sysvolcheck
ERROR(<class 'samba.provision.ProvisioningError'>): uncaught exception - 
ProvisioningError: VFS ACL on GPO directory 
/root/samba_test/build_master/var/locks/sysvol/realm.com/Policies/{31B2F340-016D-11D2-945F-00C04FB984F9} 
O:DAG:DUD:(A;OICI;0x001f01ff;;;DA)(A;OICI;0x001f01ff;;;DA)(A;;0x00120089;;;ED)(A;;0x00120089;;;DA)(A;;0x00120089;;;EA)(A;;0x00120089;;;AU)(A;;0x00120089;;;SY)(A;OICIIO;0x001f01ff;;;CO)(A;OICIIO;WO;;;CG)(A;OICIIO;0x001200a9;;;ED)(A;OICIIO;0x001f01ff;;;EA)(A;OICIIO;0x001200a9;;;AU)(A;OICIIO;0x001f01ff;;;SY) 
does not match expected value 
O:DAG:DUD:P(A;OICI;0x001f01ff;;;DA)(A;OICI;0x001f01ff;;;EA)(A;OICIIO;0x001f01ff;;;CO)(A;OICI;0x001f01ff;;;DA)(A;OICI;0x001f01ff;;;SY)(A;OICI;0x001200a9;;;AU)(A;OICI;0x001200a9;;;ED)S:AI(OU;CIIDSA;WP;f30e3bbe-9ff0-11d1-b603-0000f80367c1;bf967aa5-0de6-11d0-a285-00aa003049e2;WD)(OU;CIIDSA;WP;f30e3bbf-9ff0-11d1-b603-0000f80367c1;bf967aa5-0de6-11d0-a285-00aa003049e2;WD) 
from GPO object
   File 
"/root/samba_test/build_master/lib/python2.7/site-packages/samba/netcmd/__init__.py", 
line 175, in _run
     return self.run(*args, **kwargs)
   File 
"/root/samba_test/build_master/lib/python2.7/site-packages/samba/netcmd/ntacl.py", 
line 245, in run
     lp)
   File 
"/root/samba_test/build_master/lib/python2.7/site-packages/samba/provision/__init__.py", 
line 1574, in checksysvolacl
     direct_db_access)
   File 
"/root/samba_test/build_master/lib/python2.7/site-packages/samba/provision/__init__.py", 
line 1526, in check_gpos_acl
     domainsid, direct_db_access)
   File 
"/root/samba_test/build_master/lib/python2.7/site-packages/samba/provision/__init__.py", 
line 1476, in check_dir_acl
     raise ProvisioningError('%s ACL on GPO directory %s %s does not 
match expected value %s from GPO object' % (acl_type(direct_db_access), 
path, fsacl_sddl, acl))


Level 10 sysvolcheck log: http://pastebin.com/QBHTKkqL

Do you want a wireshark packet log of GPMC or a samba level 10 log?

Thanks,

Alex