Dovecot auth error

[Aki Tuomi]

On 05.11.2017 03:02, Mathieu R. wrote:
> I just tried to configure a new dovecot/postfix server, and i end up with a
> dovecot auth error at startup.
> I can't find a solution by myself.
> Below are details, thanks in advance for your precious help, and excuse my
> poor english :
>
> dovecot --version
> 2.2.27 (c0f36b0) (Debian)
>
> Dovecot -n :
> https://400iso.net/public/dov.txt
>
>
> grep -v '^ *\(#.*\)\?$' /etc/dovecot/dovecot-sql.conf
> driver = mysql
> connect = host=127.0.0.1 dbname=postfix user=postfix password=password
> default_pass_scheme = MD5-CRYPT
> user_query = SELECT '/srv/vmail/%d/%n' AS home, 3000 AS uid, 3000 AS gid,
> CONCAT('*:bytes=', CAST(quota AS CHAR)) AS quota_rule FROM mailbox WHERE
> username = '%u' AND active='1'
> password_query = SELECT password FROM mailbox WHERE username = '%u'
>
>
> Here is part of the server's log :
>
> Nov  4 20:57:49 vps81550 postfix/postscreen[21578]: CONNECT from
> [209.85.215.51]:47485 to [149.56.x.x]:25
> Nov  4 20:57:49 vps81550 postfix/dnsblog[21583]: addr 209.85.215.51 listed
> by domain dnsbl.sorbs.net as 127.0.0.6
> Nov  4 20:57:55 vps81550 postfix/postscreen[21578]: PASS OLD
> [209.85.215.51]:47485
> Nov  4 20:57:55 vps81550 postfix/smtpd[21585]: connect from
> mail-lf0-f51.google.com[209.85.215.51]
> Nov  4 20:57:55 vps81550 postfix/smtpd[21585]: Untrusted TLS connection
> established from mail-lf0-f51.google.com[209.85.215.51] TLSv1.2 with cipher
> ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)
> Nov  4 20:57:55 vps81550 dovecot: auth: Fatal: sql: driver not set in
> configuration file /etc/dovecot/dovecot-sql.conf.ext
> Nov  4 20:57:55 vps81550 dovecot: master: Error: service(auth): command
> startup failed, throttling for 2 secs
> Nov  4 20:57:55 vps81550 postfix/smtpd[21585]: fatal: no SASL
> authentication mechanisms
> Nov  4 20:57:56 vps81550 postfix/master[21528]: warning: process
> /usr/lib/postfix/sbin/smtpd pid 21585 exit status 1
> Nov  4 20:57:56 vps81550 postfix/master[21528]: warning:
> /usr/lib/postfix/sbin/smtpd: bad command startup -- throttling
This usually means that you have not installed mysql support for
dovecot. In dovecot, it's usually a separate package,
called dovecot-mysql.

Aki