[Samba] Import idmap database error on classicupgrade process

[Rowland Penny]

On 21/05/15 16:31, Elias Pereira wrote:
> I copied all the database files of samba3 as is mentioned in the wiki - The
> classicupgrade process
> <https://wiki.samba.org/index.php/Samba_Classic_Upgrade_(NT4-style_domain_to_AD)#The_classicupgrade_process>
>
> But if the winbindd_idmap.tdb file is in the folder, the errors occur. See
> below:
>
> Importing idmap database
>> ERROR(assert): uncaught exception
>>    File "/opt/samba/lib/python2.7/site-packages/samba/netcmd/__init__.py",
>> line 175, in _run
>>      return self.run(*args, **kwargs)
>>    File "/opt/samba/lib/python2.7/site-packages/samba/netcmd/domain.py",
>> line 1452, in run
>>      useeadb=eadb, dns_backend=dns_backend, use_ntvfs=use_ntvfs)
>>    File "/opt/samba/lib/python2.7/site-packages/samba/upgrade.py", line
>> 749, in upgrade_from_samba3
>>      import_idmap(result.idmap, samba3, logger)
>>    File "/opt/samba/lib/python2.7/site-packages/samba/upgrade.py", line
>> 215, in import_idmap
>>      samba3_idmap = samba3.get_idmap_db()
>>    File "/opt/samba/lib/python2.7/site-packages/samba/samba3/__init__.py",
>> line 406, in get_idmap_db
>>      return IdmapDatabase(self.statedir_path("winbindd_idmap"))
>>    File "/opt/samba/lib/python2.7/site-packages/samba/samba3/__init__.py",
>> line 63, in __init__
>>      self._check_version()
>>    File "/opt/samba/lib/python2.7/site-packages/samba/samba3/__init__.py",
>> line 146, in _check_version
>>      assert fetch_int32(self.db, "IDMAP_VERSION\0") == IDMAP_VERSION_V2
>
> If I remove/delete the file, the provisioning continues and tells me he did
> not find the file: *Can not open database idmap, Ignoring: [Errno 2] No
> such file or directory*
>
> Can I still provisioning without the file? There is the possibility of
> post-migration issues regarding lack of this file?
>

Hi, on the wiki page, it tells you to copy:

secrets.tdb
schannel_store.tdb
passdb.tdb
gencache_notrans.tdb
group_mapping.tdb
account_policy.tdb

It does not mention 'winbindd_idmap.tdb'.

So why are you including it ?

Rowland