[Dovecot] feature request: IMAP passdb prefetch

[Richard Platel]

> On 2.8.2013, at 18.20, Richard Platel <rplatel at tucows.com> wrote:
> 
>> It'd be useful for us if the IMAP passdb could be used as a prefetch userdb.
>> 
>> The remote IMAP server could respond with something like
>> 
>> * OK key=value
>> * OK key=value
>> SEQ OK [CAPABILITY ...] Logged in.
>> 
>> Or
>> 
>> * OK <some JSON key value pairs>
>> SEQ OK [CAPABILITY ...] Logged in.
>> 
>> Would anyone else find this useful?
> 
> Uh. Why not simply something completely different like HTTP-based passdb?
> 

I can't find info for HTTP on the wiki, can we set that up as a success/fail passdb?  We do our own password auth (so we can support custom hash types, etc).