[Samba] Import idmap database error on classicupgrade process

[Elias Pereira]

>
> Is ldap running on the computer you are trying to run the classicupgrade
> on?


Yes.

I need to modify other files too?

On Thu, May 21, 2015 at 2:39 PM, Rowland Penny <rowlandpenny at googlemail.com>
wrote:

> On 21/05/15 18:22, Elias Pereira wrote:
>
>> Ok. I uncomment that line and put:
>>
>> passdb backend   = ldapsam:ldap://127.0.0.1
>>
>
> Is ldap running on the computer you are trying to run the classicupgrade
> on ?
>
> It needs to connect to the ldap server, so if the ldap server is running
> on another computer, you need to use either the FQDN of that computer or
> its ipaddress.
>
> Rowland
>
>
>
>
>>
>> Error message:
>>
>>
>> Provisioning
>>
>>> smbldap_search_domain_info: Searching
>>> for:[(&(objectClass=sambaDomain)(sambaDomainName=EMPRESA))]
>>> smbldap_open_connection: connection opened
>>> failed to bind to server ldap://127.0.0.1 with
>>> dn="cn=Manager,dc=empresa,dc=com" Error: Invalid credentials
>>> (unknown)
>>>
>>
>>
>> On Thu, May 21, 2015 at 1:53 PM, Rowland Penny <
>> rowlandpenny at googlemail.com>
>> wrote:
>>
>>  On 21/05/15 17:28, Elias Pereira wrote:
>>>
>>>  You're right, man! Sorry! My mistake!
>>>>
>>>> I put that file because I read in somewhere about the persistent and
>>>> temporary files regarding .tdb files. The winbindd_idamp.tbm was on that
>>>> list, and I think that's why I left it in the folder. :D
>>>>
>>>> Another doubt. For the provisioning starts, I had to comment out the
>>>> line
>>>> referring to the ldap backend in the smb.conf of samba3.
>>>>
>>>> # passdb backend   = ldapsam:ldap://empresa.com
>>>>
>>>> This can affect the provisioning?
>>>>
>>>>  Possibly, without that line I don't think it will contact the ldap
>>> server,
>>> but 'ldap://empresa.com' doesn't look right, I would expect something
>>> like 'ldap://ldapdc.empresa.com'  or 'ldap://127.0.0.1' i.e a resolvable
>>> dns address.
>>>
>>> Rowland
>>>
>>>
>>>  On Thu, May 21, 2015 at 12:48 PM, Rowland Penny <
>>>> rowlandpenny at googlemail.com
>>>>
>>>>  wrote:
>>>>> 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
>>>>> --
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>>>>>
>>>>>
>>>>>
>>>>  --
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>>>
>>
>>
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-- 
Elias Pereira