[Samba] classic upgrade issue from samba 4.20

Arnaud FLORENT aflorent at iris-tech.fr
Fri Jan 3 13:02:07 UTC 2025


Le 03/01/2025 à 12:13, Rowland Penny via samba a écrit :
> On Fri, 3 Jan 2025 11:45:36 +0100
> Arnaud FLORENT via samba <samba at lists.samba.org> wrote:
>
>> Hi Rowland
>>
>> Le 03/01/2025 à 11:30, Rowland Penny via samba a écrit :
>>> On Thu, 2 Jan 2025 16:58:09 +0100
>>> Arnaud FLORENT via samba <samba at lists.samba.org> wrote:
>>>
>>>> Hi and happy new year everyone
>>>>
>>>>
>>>> i am testing classic upgrade with recent samba versions
>>>>
>>>> everything is ok until version 4.19
>>>>
>>>>
>>>> but for samba version 4.20 (4.20.6+dfsg-1~~mjt+ubt22 amd64) and
>>>> 4.21, it fails with this message
>>>>
>>>>
>>>> Failed to connect to 'ldap://localhost' with backend 'ldap':
>>>> operations error at lib/ldb-samba/ldb_ildap.c:923
>>>>
>>>>
>>>> my smb.conf settings are
>>>>
>>>> passdb backend = ldapsam:ldap://localhost
>>> Try changing that to:
>>> passdb backend = ldapsam:ldap://<your computers IP address>
>> unfortunately same error with ip address
>>>> ldap ssl = off
>>>>
>>>> and ldap admin dn, and ldap * suffix parameters matching slapd db
>>>>
>>>>
>>>>
>>>> slapd is running and responds to ldapsearch queries
>>>>
>>>>
>>>> i tried to read upgrade_from_samba3 code in
>>>> /usr/lib/python3/dist-packages/samba/upgrade.py but i did not see
>>>> change from 4.19.
>>>>
>>>> is there any updates on samba-tool connect to slapd from version
>>>> 4.20?
>>> Not that I am aware off, but there was a change in
>>> lib/ldb-samba/ldb_ildap.c that appears to be relevant, as in it
>>> wasn't there before.
>> yes, this change matches line 923 reported by python exception
> This sounds like a possible regression, Can you please open a bug
> report.


Bug opened

https://bugzilla.samba.org/show_bug.cgi?id=15776


Thank you Rowland


-- 
Arnaud FLORENT
IRIS Technologies




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