[Samba] Need to upgrade to latest samba -> Any caveats?"

[Marco Shmerykowsky PE]

On 8/27/2024 10:19 AM, Kees van Vloten via samba wrote:
> 
> On 27-08-2024 15:28, Marco Shmerykowsky PE via samba wrote:
>>
>>
>> On 8/26/2024 11:20 AM, Rowland Penny via samba wrote:
>>> On Mon, 26 Aug 2024 11:08:32 -0400
>>> Marco Shmerykowsky PE via samba <samba at lists.samba.org> wrote:
>>>
>>>> both
>>>>
>>>
>>> In a situation like this, I would create new DCs and then demote and
>>> remove the old ones.
>>
>> When I went from Buster to Bullseye & did a large leap in Samba 
>> versions, I upgraded in place.  Aside from having to install some
>> missed packages, it went fairly smoothly.
>>
>> If I understand you correctly, you're suggesting setting up an
>> entirely new physical machine.
> A (privileged) container or a VM will do the trick.

Never tried something like that.  Can you point me to a resource
to learn about how to do it?
>>
>> Did I just lucky with my past upgrade?
> 
> Not really, it is supposed to work.
> 
> However, with an in-place package upgrade the rollback is much more work 
> than with a separate machine.
> 
> Another advantage is that for a separate machine only the protocol on 
> the wire has to be compatible to succeed, whereas with a package upgrade 
> you are talking about lots of local files and databases.
> 
> - Kees
> 
>>
>>> The Unix domain members could be treated in the same way, but I suppose
>>> you will want to retain the original hostnames & ipaddresses. Before you
>>> do anything, I would back up any data, permissions and the smb.conf,
>>> that is all you need to recreate a Unix domain member. At this point
>>> you could attempt the dist-upgrade (having removed the backports line),
>>> it should work, but if it doesn't, you have the backup to fall back on
>>> ;-)
>>>
>>> Rowland
>>>
>>
>>
>