Re: [Postfixadmin-devel] Backup MX with Postfixadmin

[<pos...@fo...>]

Answering over there...

On Wed, 1 Mar 2023, Michael Neuffer wrote:

> @Janfred I assume both your mail servers are accessing the same DB backend?
> or are you replicating the information somehow  from the primary to the 
> DB on the second mail server?
>
> @Janfred @Fongaboo: would you mind moving this discussion (back) to 
> Fongaboos posting on Github
> https://github.com/postfixadmin/postfixadmin/discussions/713#discussion-4904766 
> ?
> I personally love mailing lists, but most users are found there.
>
> I believe there is a number of users interested in this topic, since 
> this is one feature that postfixadmin is still lacking.
>
> Cheers
>   Mike
>
>
> On 3/1/23 01:00, Fongaboo wrote:
>>
>> So if you had an actual POP/IMAP box on the primary, how did it 
>> manifest in Postfixadmin on the secondary?
>>
>>
>> On Mon, 27 Feb 2023, Janfred wrote:
>>
>>> Hi,
>>>
>>> (I'm not a postfixadmin maintainer, just an interested user)
>>>
>>> I had a quite similar use case, actually with the additional 
>>> requirement that my mail servers were a proxy for some domains, so we 
>>> had to forward all incoming mail for specific domains to external hosts.
>>>
>>> For this usecase I patched posfixadmin manually, I have since created 
>>> a pull request, but would need to work on that to see if it would 
>>> work with the current version, my initial patch is some years old now.
>>>
>>> The basic idea was to introduce the possibility to define a primary 
>>> mail server for each domain and only the primary would then deliver 
>>> mails to local mailboxes.
>>> The secondary mail server(s) would behave to the outside world 
>>> exactly like the primary, including resolving aliases and doing 
>>> forwards, but every mail that needs to be delivered to a local 
>>> mailbox would get forwarded to the primary.
>>>
>>> If you have input on that, please feel free to reach out to me or 
>>> review the pull request.
>>> Any feedback is appreciated.
>>>
>>> Cheers,
>>> Janfred
>>>
>>> On 27.02.23 20:24, Fongaboo wrote:
>>>>
>>>> I have my primary mail server running postfix with MySQL backend and 
>>>> PostfixAdmin front-end. Works as advertised.
>>>>
>>>> For years my backup MX has just been configured to accept all mail 
>>>> for configured domains, and store-and-forward. But we know that 
>>>> hasn't been a good practice for a long time.
>>>>
>>>> I have finally set up my backup MX with the same 
>>>> postfix/MySQL/postfixadmin stack as the primary. I see you can check 
>>>> off Backup MX as an option in Domains.
>>>>
>>>> But I want to populate the backup MX with valid users so that 
>>>> anything else gets denied. How do you do that in a Postfixadmin 
>>>> setting?
>>>>
>>>> Do aliases have to be created pointing to the same destination as is 
>>>> set on the primary?
>>>>
>>>> How are addresses that are actual POP/IMAP mailboxes on the primary 
>>>> handled? Do you have to make an actual mailbox on the secondary? Or 
>>>> can you just make a matching alias? If the latter, what to point the 
>>>> aliases to?
>>>>
>>>> Should I be planning to migrate the entire MySQL database as-is to 
>>>> the secondary server, but then have some script that sets backupmx=1?
>>>>
>>>>
>>>> TIA
>>>>
>>>>
>>>> _______________________________________________
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>>>> https://lists.sourceforge.net/lists/listinfo/postfixadmin-devel
>>>
>>>
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