> On 20 Dec 2019, at 22:06, Matus UHLAR - fantomas <uh...@fantomas.sk> wrote:
> 
> On 20.12.19 17:25, Gerben Wierda wrote:
>> I am trying to understand how my aliases/virtual_users/etc interact.
>> 
>> postfix setup has virtual domains and virtual users, but all users (also 
>> those from different domains) are local dovecot IMAP mailboxes (“separate 
>> domains, unix system accounts”)
>> 
>> main.cf says it is the destination for:
>> mydestination = $myhostname, localhost.$mydomain, localhost, $mydomain, 
>> $myorigin
>> mydomain = rna.nl
>> mydomain_fallback = localhost
>> myhostname = mail.rna.nl
>> mynetworks = 127.0.0.0/8, 192.168.2.0/24, [::1]/128
>> myorigin = dumbledore.rna.nl
>> 
>> Aliases maps are defined in main.cf as follows:
>> alias_maps = hash:/Library/Server/Mail/Config/postfix/aliases 
>> hash:/Library/Server/Mail/Data/listserver/aliases/list_server_aliases
>> virtual_alias_maps = $virtual_maps 
>> hash:/Library/Server/Mail/Config/postfix/virtual_users 
>> hash:/Library/Server/Mail/Config/postfix/rna_virtual_users 
>> hash:/Library/Server/Mail/Data/listserver/aliases/list_server_virtual
> 
> don't you have dumbledore.rna.nl defined in
> /Library/Server/Mail/Config/postfix/virtual_users
> /Library/Server/Mail/Config/postfix/rna_virtual_users or
> /Library/Server/Mail/Data/listserver/aliases/list_server_virtual by any
> chance?

No. The only occurrences of the string ‘dumbledore' in 
/Library/Server/Mail/Config/:

main.cf:myorigin = dumbledore.rna.nl
rna_virtual_users:r...@dumbledore.rna.nl        r...@rna.nl

and none in /Library/Server/Mail/Data/listserver/aliases/list_server_virtual

> 
> 
>> My /Library/Server/Mail/Config/postfix/aliases file contains:
>> # Person who should get root's mail. Don't receive mail as root!
>> root:           gerben
>> # Basic system aliases -- these MUST be present
>> MAILER-DAEMON:  postmaster
>> postmaster:     root
>> postfix:     root
>> 
>> gerben is an existing local user with a dovecot IMAP mailbox who can receive 
>> mail.
>> 
>> The result of trying to mail to r...@rna.nl or r...@dumbledore.rna.nl using 
>> SMTP from another system was originally:
>> The server response was: <r...@dumbledore.rna.nl>: Recipient address 
>> rejected: User unknown in local recipient table
>> 
>> The server’s name internally is dumbledore.rna.nl (presents itself as 
>> mail.rna.nl on the outside) and the same happened with the r...@rna.nl 
>> address or with ger...@dumbledore.rna.nl, but ger...@rna.nl worked. And 
>> postmas...@rna.nl worked and delivered to gerben’s dovecot mailbox.
>> 
>> Why doesn’t this work? E.g. the server is the final destination for 
>> $myorigin which is dumbledore.rna.nl, but ger...@dumbledore.rna.nl doesn’t 
>> work.
>> 
>> With the following in virtual_users:
>> r...@rna.nl     r...@rna.nl
>> I can receive mail for root from another system via SMTP to r...@rna.nl, but 
>> I still cannot receive local mail to root from the local /usr/bin/mail or 
>> crontab to ‘root'. It seems that I must have a ~root/.forward with in it:
>> ger...@rna.nl
>> or I have to put the following in another /etc/aliases file (not the one 
>> postfix uses):
>> root: ger...@rna.nl
>> And not ‘gerben’ as otherwise, the mail ends up in /var/mail/gerben instead 
>> of in dovecot
>> 
>> And I must enter the r...@dumbledore.rna.nl in my virtual_users as well:
>> r...@rna.nl  r...@rna.nl
>> r...@dumbledore.rna.nl  r...@rna.nl
>> to have it covered,
>> 
>> I have it working but it seems all a little complex to me and I get the 
>> feeling that I have made things overly complex. Am I correct?
>> 
>> And what is preferred? An /etc/aliases file that is in use (next to the one 
>> I am using) or a ~root/.forward file?
> 
> alias_maps are processed before .forward, virtual_alias_maps before
> alias_maps.
> 
> -- 
> Matus UHLAR - fantomas, uh...@fantomas.sk ; http://www.fantomas.sk/
> Warning: I wish NOT to receive e-mail advertising to this address.
> Varovanie: na tuto adresu chcem NEDOSTAVAT akukolvek reklamnu postu.
> It's now safe to throw off your computer.

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