Bayes?

[Julian Field]

At 15:37 21/03/2003, you wrote:
>Grrreat!
>Just two minor things:
>I use the rpm version of MS and cant find a bin dir? (I can ofcourse
>create one).

Just put it somewhere useful, e.g. /usr/sbin.

>I use the Perl CPAN install of spamassassin and cant find any sa-learn script?

If you look in the directory it has built SA from, you'll find it there.
Have a root around under /root/.cpan/build

>When theese two are sorted out I will definately set up a config like the
>one you
>told me about.
>
>Very Happy :-)
>Thanks / Carl
>
> >-----Original Message-----
> >From: MailScanner mailing list [mailto:MAILSCANNER at JISCMAIL.AC.UK]On
> >Behalf Of Julian Field
> >Sent: Friday, March 21, 2003 15:57
> >To: MAILSCANNER at JISCMAIL.AC.UK
> >Subject: Re: Bayes?
> >
> >
> >At 14:51 21/03/2003, you wrote:
> >>Just qurious about spamassassins bayes function in connection with MS.
> >>Is MS utilizing the bayes function automatically
> >
> >Yes.
> >
> >>  or do you have to
> >>configure something to make it work?
> >
> >No.
> >
> >>  If so what, and do you have to
> >>run a "learning session" with it?
> >
> >No.
> >
> >>  That is, do you have to run some
> >>definitly SPAM emails and some non SPAM emails through it?
> >
> >No.
> >
> >MailScanner is using the bayes function automatically. Uniquely, the bayes
> >engine in SpamAssassin is "self-learning"; it uses the other rules to
> >identify messages which have either a very high score or a very low score,
> >and it continuously feeds them to the bayes engine itself without you
> >needing to do anything.
> >
> >If you want to teach it when it gets it wrong, you can have it run the
> >"sa-learn" script to learn about particular messages. I have set up 2
> >addresses here, "spam" and "notspam". Their mailboxes live on the main
> >MailScanner server, and people can just redirect wrongly-classified
> >messages to one of the addresses. Then once an hour the script below is run
> >by cron to teach the bayes engine about the messages it got wrong. For the
> >script below, I have copied SpamAssassin's "sa-learn" script into the
> >MailScanner bin directory.
> >
> >You should also run a nightly cron job that does a "sa-learn --rebuild" as
> >well, to do all the housekeeping the Bayes engine requires.
> >
> >#!/bin/sh
> >
> >SPAM=/var/mail/spam
> >NOTSPAM=/var/mail/notspam
> >
> >LOGFILE=/var/log/learn.spam.log
> >PREFS=/opt/MailScanner/etc/spam.assassin.prefs.conf
> >SALEARN=/opt/MailScanner/bin/sa-learn
> >
> >date >> $LOGFILE
> >if [ -f $SPAM ]; then
> >   BOX=${SPAM}.processing
> >   mv $SPAM $BOX
> >   sleep 5 # Wait for writing current message to complete
> >   $SALEARN --prefs-file=$PREFS --spam --mbox $BOX >> $LOGFILE 2>&1
> >   rm -f $BOX
> >fi
> >
> >if [ -f $NOTSPAM ]; then
> >   BOX=${NOTSPAM}.processing
> >   mv $NOTSPAM $BOX
> >   sleep 5 # Wait for writing current message to complete
> >   $SALEARN --prefs-file=$PREFS --ham --mbox $BOX >> $LOGFILE 2>&1
> >   rm -f $BOX
> >fi
> >
> >--
> >Julian Field
> >www.MailScanner.info
> >MailScanner thanks transtec Computers for their support
> >

--
Julian Field
www.MailScanner.info
MailScanner thanks transtec Computers for their support