[Dovecot] passwd-file - lower limit for username?

[Oon-Ee Ng]

On Tue, Feb 21, 2012 at 5:58 PM, Timo Sirainen <tss at iki.fi> wrote:
> On Tue, 2012-02-21 at 17:33 +0800, Oon-Ee Ng wrote:
>> Hi, previously I could use the following in my passwd-file:-
>>
>> AB:{plain}password
>>
>> I'm not sure when it stopped working, its not an account I access with
>> any regularity, but today it would not work (2.1.0, 64-bit Arch
>> Linux), with an 'unknown user' error in the logs. Is there some new
>> lower limit for username length?
>
> Oh, I think it's because AB is uppercased. Either lowercase it "ab" or
> set this to empty:
>
> auth_username_format =
>
> I hadn't thought of this being a problem before.. Hm. Perhaps it's not a
> common problem, so I'll just change the Upgrading text to mention this
> possibility also..
>
Yes, its probably the upper-casing. No problem, its just that it used
to work and now doesn't, I've already changed the username (to
something longer which isn't all uppercase) anyway. Probably SHOULD be
mentioned briefly somewhere.

Thanks much.