SQLgrey is a postfix policy service implementing a grey-listing policy, it can use Postgresql, Mysql or SQLite as backend and it can alert the sysadmin when the database backend is not available.
Port tested (in a production environment for about a month) @i386 and available at:
http://bigio.snb.it/openbsd/sqlgrey-1.6.8.tgz Cheers Giovanni
Index: user.list =================================================================== RCS file: /cvs/ports/infrastructure/db/user.list,v retrieving revision 1.88 diff -u -p -r1.88 user.list --- user.list 4 Jun 2008 10:57:41 -0000 1.88 +++ user.list 5 Jun 2008 17:30:25 -0000 @@ -111,3 +111,4 @@ id user group port options 600 _ntlmaps _ntlmaps www/ntlmaps 601 _unbound _unbound net/unbound 602 _havp _havp www/havp +603 _sqlgrey _sqlgrey mail/sqlgrey