new rlm_sql connection pool logic

[Stefan Winter]

Hi,

>>> DEVELOPERS NOTE: From this point onwards any new modules which use a
>>> pool of connections, or would benefit from a pool of connections but
>>> doesn't use the connection API, will not be accepted.
>>
>> Sounds nice! Out of curiosity: any plans to make LDAP connections
>> persistent and pooled as well? one of my customers has very high
>> numbers of LDAP calls in authorize, and needs to do LDAPS. The TLS
>> session setup load is very uncomfortable right now.
>
> Alan said he was going to tackle maybe today or tomorrow. If it's not
> done in a week or so i'll have a go at it.
>

Great news! With a bit of luck, I might recruit him as volunteer for
testing that :-)

Stefan