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Re: [Samba] Problem samba db / pc - domain trust gone.




I forgot to mention it involves samba 4.5.8. 

> -----Oorspronkelijk bericht-----
> Van: samba [mailto:samba-bounces@xxxxxxxxxxxxxxx] Namens 
> L.P.H. van Belle via samba
> Verzonden: maandag 15 mei 2017 11:40
> Aan: samba@xxxxxxxxxxxxxxx
> Onderwerp: [Samba] Problem samba db / pc - domain trust gone.
> 
> Hai, 
>  
> Environment, Debian Jessie. 
>  
>  
> I got reports about pc's unable to login into the samba ad dc domain. 
> The trust between this workstation and the primary domain failed. 
> This happend on a win7 and win10 pc. 
> Now, this is "normaly" easy fixed,by rejoining the pc to the 
> domain with the domain wizzard in windows.
> I noticed this didnt work anymore. 
>  
> I was running without problem, so what lead to this problem.
>  
> installed the needed security updates last friday.  ( kernel, 
> bind, no samba things. ) I was prepering to upgrade to 4.6.3 
> and did the following. 
>  
> 1) samba-tool dbcheck  and a samba-tool dbcheck --fix 
>  
> --- DC 1  ---- 
>  
> That fixed 4 errors. 
> i got some others back. 
> Multple messages with : 
> CN=182696b8-95cc-4ec7-8ee8-34f528538944,CN=Packages,CN=Class 
> Store,CN=User,CN={94436DC5-0FA6-4533-9C4F-7BEE2F2D25E2},CN=Pol
> icies,CN=System,DC=internal,DC=domain,DC=tld
> this part 
> "CN=182696b8-95cc-4ec7-8ee8-34f528538944,CN=Packages,CN=Class 
> Store,CN=User,CN={94436DC5-0FA6-4533-9C4F-7BEE2F2D25E2},CN=Pol
> icies,CN=System" can be anything, multiple messages.
> users/computers. 
>  
> rebooted the server, resulting in these log messages. 
> samba logs clean, no errors,
> running : samba-tool dbcheck  and a samba-tool dbcheck --fix  
>  again, fixed simalar like above. ( 8 errors ) 
>  
>  
> running samba-tool ldapcmp: 
> samba-tool ldapcmp --filter='whenChanged,dc,cn' 
> ldap://dc1.internal.domain.tld ldap://dc2.internal.domain.tld 
> Shows differenced in login timpstamps. Which can explain the 
> message on the pc's : the trust between this workstation and 
> the primary domain failed.  
>  
>    Difference in attribute values:
>         lastLogonTimestamp =>
> ['131390598670332960']
> ['131380923051230950']
>     FAILED
> 
>   Difference in attribute values:
>         pwdLastSet =>
> ['131389578099979510']
> ['131363450502014640']
>     FAILED
> 
>  
> -------------------------
> Now i checked my DC2. 
>  
> samba-tool dbcheck: 
> Please use --fix to fix these errors
> Checked 852 objects (626 errors)
> 
> pff, 626 errors? 
>  
> mostly things like these below. 
>  
>   STATUS=daemon 'samba' finished starting up and ready to 
> serve connections
> samba: setproctitle not initialized, please either call 
> setproctitle_init() or link against libbsd-ctor.
> [2017/05/15 09:17:32.208909,  0] 
> ../lib/ldb-samba/ldb_wrap.c:76(ldb_wrap_debug)
>   ldb: No objectClass found in replPropertyMetaData for 
> CN=User\0ADEL:668703c1-846c-45f1-aabd-2af7ddaee441,CN=LostAndF
> ound,DC=internal,DC=domain,DC=tld!
>  
> [2017/05/15 09:17:32.213955,  0] 
> ../source4/dsdb/repl/drepl_out_helpers.c:942(dreplsrv_op_pull_
> source_apply_changes_trigger)
>   Failed to commit objects: 
> WERR_GENERAL_FAILURE/NT_STATUS_INVALID_NETWORK_RESPONSE
> [2017/05/15 09:22:32.210006,  0] 
> ../lib/ldb-samba/ldb_wrap.c:76(ldb_wrap_debug)
>   ldb: No objectClass found in replPropertyMetaData for 
> CN=User\0ADEL:668703c1-846c-45f1-aabd-2af7ddaee441,CN=LostAndF
> ound,DC=internal,DC=domain,DC=tld!
>  
> [2017/05/15 09:22:32.211300,  0] 
> ../source4/dsdb/repl/drepl_out_helpers.c:942(dreplsrv_op_pull_
> source_apply_changes_trigger)
>   Failed to commit objects: 
> WERR_GENERAL_FAILURE/NT_STATUS_INVALID_NETWORK_RESPONSE
> [2017/05/15 09:27:32.222921,  0] 
> ../lib/ldb-samba/ldb_wrap.c:76(ldb_wrap_debug)
>   ldb: No objectClass found in replPropertyMetaData for 
> CN=User\0ADEL:668703c1-846c-45f1-aabd-2af7ddaee441,CN=LostAndF
> ound,DC=internal,DC=domain,DC=tld!
>  
> [2017/05/15 09:27:32.223286,  0] 
> ../source4/dsdb/repl/drepl_out_helpers.c:942(dreplsrv_op_pull_
> source_apply_changes_trigger)
>   Failed to commit objects: 
> WERR_GENERAL_FAILURE/NT_STATUS_INVALID_NETWORK_RESPONSE
>  
>  
> Not fixing replPropertyMetaData on 
> CN=182696b8-95cc-4ec7-8ee8-34f528538944,CN=Packages,CN=Class 
> Store,CN=User,CN={94436DC5-0FA6-4533-9C4F-7BEE2F2D25E2},CN=Pol
> icies,CN=System,DC=internal,DC=domain,DC=tld
>  
> CN=Windows Authorization Access 
> Group,CN=Builtin,DC=internal,DC=domain,DC=tld: 0x00090364 
> CN=Windows Authorization Access 
> Group,CN=Builtin,DC=internal,DC=domain,DC=tld: 0x0009030e 
> CN=Windows Authorization Access 
> Group,CN=Builtin,DC=internal,DC=domain,DC=tld: 0x000902ee 
> CN=Windows Authorization Access 
> Group,CN=Builtin,DC=internal,DC=domain,DC=tld: 0x00090177 
> CN=Windows Authorization Access 
> Group,CN=Builtin,DC=internal,DC=domain,DC=tld: 0x0009012e 
> CN=Windows Authorization Access 
> Group,CN=Builtin,DC=internal,DC=domain,DC=tld: 0x000900dd 
> CN=Windows Authorization Access 
> Group,CN=Builtin,DC=internal,DC=domain,DC=tld: 0x00090092 
> CN=Windows Authorization Access 
> Group,CN=Builtin,DC=internal,DC=domain,DC=tld: 0x00090001 
> CN=Windows Authorization Access 
> Group,CN=Builtin,DC=internal,DC=domain,DC=tld: 0x00020119 
> CN=Windows Authorization Access 
> Group,CN=Builtin,DC=internal,DC=domain,DC=tld: 0x00020002 
> CN=Windows Authorization Access 
> Group,CN=Builtin,DC=internal,DC=domain,DC=tld: 0x00020001 
> CN=Windows Authorization Access 
> Group,CN=Builtin,DC=internal,DC=domain,DC=tld: 0x0000000d 
> CN=Windows Authorization Access 
> Group,CN=Builtin,DC=internal,DC=domain,DC=tld: 0x00000003 
> CN=Windows Authorization Access 
> Group,CN=Builtin,DC=internal,DC=domain,DC=tld: 0x00000000
> ERROR: unsorted attributeID values in replPropertyMetaData on 
> CN=Windows Authorization Access 
> Group,CN=Builtin,DC=internal,DC=domain,DC=tld
>  
> Not fixing replPropertyMetaData on CN=Windows Authorization 
> Access Group,CN=Builtin,DC=internal,DC=domain,DC=tld
>  
>  
> What is the best action here, do a full resync from DC1 to 
> DC2? Or did i forget something? 
>  
>  
> Greetz, 
>  
> Louis
>  
>  
>  
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