7 messages in net.sourceforge.lists.courier-usersRe: [courier-users] Re: courierfilter
FromSent OnAttachments
Sam VarshavchikJan 18, 2002 6:14 pm 
Alessandro VeselyJan 19, 2002 12:45 am 
Bill WilliamsonJan 19, 2002 6:57 am 
Sam VarshavchikJan 19, 2002 7:13 am 
Edwin CulpJan 19, 2002 7:14 am 
Alessandro VeselyJan 20, 2002 3:37 am 
Alessandro VeselyJan 20, 2002 3:44 am 
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Subject:Re: [courier-users] Re: courierfilterActions...
From:Bill Williamson (batk@happychinchilla.com)
Date:Jan 19, 2002 6:57:41 am
List:net.sourceforge.lists.courier-users

Well, if you look at my other question, it should be obvious how I'm planning to work around it :)

I'm working up a delivery script (or just succesive pipe them from the default delivery, but i think it'll be easier to do a script so I can add/subtract "filters" without bouncing courier) that will use spamassassin and anomy.

I like spamassassin because all it does is add ******SPAM****** to the subject line if it thinks it's spam. Then each user can set up what to do in their server side filters for maildrop. IE put into a "spam" bucket, delete, check for known addresses, etc.

Anomy is sort of the same... it will catch normal virus's and delete them from th emessage (using fprot/mcafee/etc), but will also "cleanse" dangerous html from messages.

Both of them take stdin, and go to stdout, so I figured my delivery would just be:

| /usr/local/bin/spamassassin | /usr/local/bin/anomy | /usr/local/courier/bin/maildrop

----- Original Message ----- From: "Alessandro Vesely" <ves@tana.it> To: "Sam Varshavchik" <mrs@courier-mta.com> Cc: "courier" <cour@lists.sourceforge.net> Sent: Saturday, January 19, 2002 2:45 AM Subject: [courier-users] Re: courierfilter

Sam Varshavchik writes:

Bill Williamson writes:

Question I have is, can a filter change the text of an email, or just block/pass?

Just block/pass.

That is not enough. E.g. for sanitizing html messages against swf or js viruses that can really act in the preview window.

The next question then is: is anything planned to overcome this filter limitation, or is there any workaround, or is it a design decision?

Let me just note that putting some antivirus or sanitizer filter *before* courier, one could not use black list filtering based on relay address.

Have a bright day Ale