dovecot lda bouncing postfix aliases

[Tom Hendrikx]

Oh wait, you crossposted to the postfix list. Please keep the discussion
there going, you have a postfix issue, not a dovecot one ;)

Tom

On 02-03-17 09:40, Tom Hendrikx wrote:
> Hi,
> 
> Typically, postfix should resolve the aliases into user accounts that
> dovecot knows before you even start delivering to dovecot. You probably
> messed something up in the postfix config that disables alias expansion
> before dovecot delivery is attempted.
> 
> Can you show us your postfix config?
> 
> Kind regards,
> 
> 	Tom
> 
> On 01-03-17 15:36, Ian Evans wrote:
>> Recently configured postfix to use the dovecot lda as I wanted to use
>> sieve. Got that working a few days ago but noticed that I wasn't getting
>> any emails to aliases. Checked the logs and saw messages like:
>>
>> Mar  1 08:19:59 carson postfix/lmtp[16949]: 0DCD22016BE: to=<
>> sales at example.com>, relay=carson.example.com[private/dovecot-lmtp],
>> delay=0.07, delays=0.01/0.01/0/0.04, dsn=5.1.1, status=bounced (host
>> carson.example.com[private/dovecot-lmtp] said: 550 5.1.1 <sales at example.com>
>> User doesn't exist: sales at example.com (in reply to RCPT TO command))
>>
>> Aliases were working previously and are in /etc/postfix/vmaps
>>
>> Anything I need to check on the dovecot end of things to get dovecot to
>> recognize postfix aliases?
>>
>> Thanks...reaching for my morning coffee. Info below:
>>
>> Dovecot 2.2.9
>>
>> # 2.2.9: /etc/dovecot/dovecot.conf
>> # OS: Linux 3.11.0-19-generic x86_64 Ubuntu 14.04.5 LTS ext4
>> auth_mechanisms = plain login cram-md5
>> mail_debug = yes
>> mail_location = maildir:/home/vmail/%d/%n/Maildir
>> managesieve_notify_capability = mailto
>> managesieve_sieve_capability = fileinto reject envelope encoded-character
>> vacation subaddress comparator-i;ascii-numeric relational regex imap4flags
>> copy include variables body enotify environment mailbox date ihave
>> namespace inbox {
>>   inbox = yes
>>   location =
>>   mailbox Drafts {
>>     special_use = \Drafts
>>   }
>>   mailbox Junk {
>>     special_use = \Junk
>>   }
>>   mailbox Sent {
>>     special_use = \Sent
>>   }
>>   mailbox "Sent Messages" {
>>     special_use = \Sent
>>   }
>>   mailbox Trash {
>>     special_use = \Trash
>>   }
>>   prefix =
>> }
>> passdb {
>>   args = username_format=%u /etc/dovecot/shadow
>>   driver = passwd-file
>> }
>> plugin {
>>   sieve = ~/.dovecot.sieve
>>   sieve_dir = ~/sieve
>> }
>> protocols = imap pop3 sieve lmtp
>> service auth {
>>   unix_listener /var/spool/postfix/private/auth {
>>     group = postfix
>>     mode = 0660
>>     user = postfix
>>   }
>>   unix_listener /var/spool/postfix/private/dovecot-auth {
>>     group = postfix
>>     mode = 0660
>>     user = postfix
>>   }
>> }
>> service lmtp {
>>   unix_listener /var/spool/postfix/private/dovecot-lmtp {
>>     group = postfix
>>     mode = 0600
>>     user = postfix
>>   }
>> }
>> ssl_cert = </etc/letsencrypt/live/example.com/fullchain.pem
>> ssl_cipher_list =
>> ALL:!LOW:!SSLv2:ALL:!aNULL:!ADH:!eNULL:!EXP:RC4+RSA:+HIGH:+MEDIUM
>> ssl_key = </etc/letsencrypt/live/example.com/privkey.pem
>> userdb {
>>   driver = passwd
>> }
>> userdb {
>>   args = username_format=%u /etc/dovecot/users
>>   driver = passwd-file
>> }
>> protocol lmtp {
>>   mail_plugins = sieve
>>   postmaster_address = postmaster at example.com
>> }
>> protocol lda {
>>   deliver_log_format = msgid=%m: %$
>>   mail_plugins = sieve
>>   postmaster_address = postmaster
>>   quota_full_tempfail = yes
>>   rejection_reason = Your message to <%t> was automatically rejected:%n%r
>> }
>> protocol imap {
>>   imap_client_workarounds = delay-newmail
>>   mail_max_userip_connections = 10
>> }
>> protocol pop3 {
>>   mail_max_userip_connections = 10
>>   pop3_client_workarounds = outlook-no-nuls oe-ns-eoh
>> }
>>