Upgrade to 2.2.9 breaks sasl auth

[aki.tuomi at dovecot.fi]

> On June 15, 2016 at 1:50 AM Paul <paul at enlund.co.uk> wrote:
> 
> 
> Hi
> This is my 1st time here so please be gentle.
> 
> I have encountered one problem since upgrading from 2.0.19 to 2.2.9 
> which has me beat.
> The system provides sasl auth services via inet to a postfix 2.11 system.
> Since the upgrade postfix complains of no sasl methods available.
> The same dovecot configuration is used on both versions.
> Now I get these results looking at the inet connection
> 
> Version 2.0.19
> root at larch:~# telnet 192.168.3.15 12345
> Trying 192.168.3.15...
> Connected to 192.168.3.15.
> Escape character is '^]'.
> VERSION 1 1
> MECH PLAIN plaintext
> MECH LOGIN plaintext
> MECH CRAM-MD5 dictionary active
> SPID 23223
> CUID 1
> COOKIE d0b71942d48585303f9ae4681baabf87
> DONE
> 
> Version 2.2.9
> root at larch:~# telnet 192.168.3.112 12345
> Trying 192.168.3.112...
> Connected to 192.168.3.112.
> Escape character is '^]'.
> VERSION 1 1
> SPID 5300
> 
> Seems be something lacking in the response from 2.2.9 that fits the "no 
> sasl methods" response from postfix
> 

have you checked

doveadm log errors

---
Aki Tuomi