Beyond rtcyrus2 (sendmail integration)

Gary Mills mills at
Mon Dec 4 16:05:44 EST 2006

On Mon, Dec 04, 2006 at 12:35:23PM -0800, Jo Rhett wrote:
> On Dec 4, 2006, at 6:09 AM, Gary Mills wrote:
> >In our case there's no export involved.  All of the information comes
> >from the same SQL database.  Somebody reinventing this scheme today
> >would probably use LDAP instead.
> Really?  Sendmail queries the SQL for each delivery recipient?

Potentially, but nscd caches the results.  Sendmail also does
authenticated SMTP via SASL, just like Cyrus IMAP does it.
They are nicely integrated.

> Clearly, there is an export mechanism.

Nothing periodic, if that's what you mean.  There's a replication
feed from the SQL master to an instance on the e-mail server.

-Gary Mills-    -Unix Support-    -U of M Academic Computing and Networking-

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