Re: [Mimedefang] Blocking Dictionary Attacks

2009-06-10 Thread Petra Humann
Do you know the sendmail badrcpt_shutdown patch? http://www.jmaimon.com/sendmail/ After an defined number of bad recipients the SMTP session terminates: "Possible SMTP RCPT flood, shutting down connection." Regards. Petra Humann --- Mail:hum...@tcs.inf.tu-dresden.de WWW: http://wwwtcs.in

Re: [Mimedefang] SELinux labeling

2009-06-10 Thread Kenneth Porter
--On Tuesday, June 09, 2009 10:15 AM -0500 Stephen L Johnson wrote: If I understand you question, you can run the clamd process as the 'defang' user. It's easy enough for me because I maintain my own customized (for my site) ClamAV rpm package. Another option is to add the users the processes

Re: [Mimedefang] Mimedefang and sendmail queueing

2009-06-10 Thread Andrzej Adam Filip
Stefan Schoeman wrote: > I've been using MIMEDefang for some years now and it is just the most > fabulous tool. > It's really the tool that allows me to take control of mail, and not > just anti-virus and anti-spam. > Thanks again David for writing this - this is really cool. > > I was wondering i

Re: [Mimedefang] Mimedefang and sendmail queueing

2009-06-10 Thread David F. Skoll
Andrzej Adam Filip wrote: Have you considered "pushing" "socket map over UDP (over unix socket)" into sendmail sources? No, because rewriting the DB files worked fine for us. Regards, David. ___ NOTE: If there is a disclaimer or other legal boilerp

Re: [Mimedefang] Mimedefang and sendmail queueing

2009-06-10 Thread Andrzej Adam Filip
"David F. Skoll" wrote: > Austin wrote: > >> An idea (no testing, or real assurance that it would work) would be to >> use MD to write a Socketmap (look in the manpage for mimedefang-filter >> in the section SOCKET MAPS), then write some m4 for sendmail.cf that >> will do the appropriate lookups

Re: [Mimedefang] Blocking Dictionary Attacks

2009-06-10 Thread WBrown
Les wrote on 06/09/2009 01:59:38 PM: > And unless you expect messages with a large number of recipients you can > refuse to accept them without running any perl code: > define(`confMAX_RCPTS_PER_MESSAGE',`5')dnl > 'Real' senders are supposed to figure this out and resend but I don't > know how it

Re: [Mimedefang] Mimedefang and sendmail queueing

2009-06-10 Thread David F. Skoll
Austin wrote: An idea (no testing, or real assurance that it would work) would be to use MD to write a Socketmap (look in the manpage for mimedefang-filter in the section SOCKET MAPS), then write some m4 for sendmail.cf that will do the appropriate lookups and piriority/delivery queue/mailer ass

Re: [Mimedefang] Mimedefang and sendmail queueing

2009-06-10 Thread Austin
On Wed, Jun 10, 2009 at 12:30 AM, Stefan Schoeman wrote: [snip] > What I > am finding is that there are times where I would like to alter the queuing > strategy of the mail. As an example, I may get in some really big emails for > a given client that I know will take too long to deliver to them. Wh

Re: [Mimedefang] Mimedefang and sendmail queueing

2009-06-10 Thread Martin Blapp
Hi, You have multiple options: 1.) Read the ESMTP SIZE, then use some kind of adress rewriting to select the queuegroup as described here: http://newsgroups.derkeiler.com/Archive/Comp/comp.mail.sendmail/2006-05/msg00303.html 2.) Use adress rewriting to modify the sendmail routing, reroute then

Re: [Mimedefang] Mimedefang and sendmail queueing

2009-06-10 Thread Steffen Kaiser
-BEGIN PGP SIGNED MESSAGE- Hash: SHA1 On Wed, 10 Jun 2009, Stefan Schoeman wrote: when the filter is done. It's almost like as if I need a MIMEDefang function action_accept(queuename or directory) that would indicate to sendmail into which queue to place the message. What would be even

Re: [Mimedefang] Mimedefang and sendmail queueing

2009-06-10 Thread -
--- On Wed, 6/10/09, Stefan Schoeman wrote: > ... > Basically, I run a number of relay servers that do a couple > of things with mail (Anti Virus, Anti-Spam, Mail splits, > funny redirects and so on). What I am finding is that there > are times where I would like to alter the queuing strategy > o

[Mimedefang] Mimedefang and sendmail queueing

2009-06-10 Thread Stefan Schoeman
Hi everyone, I've been using MIMEDefang for some years now and it is just the most fabulous tool. It's really the tool that allows me to take control of mail, and not just anti-virus and anti-spam. Thanks again David for writing this - this is really cool. I was wondering if someone could per