Re: Configuration questions

Le 06/04/2010 20:45, Francisco Reyes a écrit :
> Kevin Crain writes:
>
>> How do I configure postgres to lock a user's account after X failed
>> login attempts, where X is an arbitrary number.
>
> Don't think there is a way to do that.
> Perhaps using an authentication mechanism that supports that and then
> using it to connect to Postgres..
> This page may be of interest:
> http://www.postgresql.org/docs/current/static/auth-methods.html
>

Yeah, an external authentication tool can probably do that. The internal
ones (password, md5, and crypt) won't.

>> Also is there a way to limit the number of concurrent connections on a
>> per account basis?
>
> Don't think there is an option for that either.
>

Sure, there is one:

ALTER ROLE your-user WITH CONNECTION LIMIT x;

See http://www.postgresql.org/docs/8.4/interactive/sql-alterrole.html
for more details.

--
Guillaume.
http://www.postgresqlfr.org
http://dalibo.com