Re: killfile, anyone? - was: someone shouting expletives

["Karsten M. Self" <kmself@ix.netcom.com>]

on Fri, Mar 28, 2003 at 09:50:47AM +0100, Nicolas Kratz (nick@ikarus.dyndns.org) wrote:
> On Thu, Mar 27, 2003 at 07:16:07PM -0800, Paul Johnson wrote:
> > Mutt has no filtering options, as do most traditional (ie, not
> > Windowsish) MUAs.  You want procmail.  If you don't want to have to
> > learn procmail just for this one instance, also get dotfile-procmail.
> > You can then run dotfile and select the procmail options ot set up and
> > generate a procmailrc.
> 
> Sorry, my question was insufficiently worded. I'm already 
> using procmail to feed stuff through spamassassin and sorting the
> various mailing lists into their mboxes.
> 
> What I am thinking about is a set of macros/key bindings in mutt to
> automagically add people to a killfile and purge all their crap from my
> mbox. Then advise procmail to look at the killfile, weeding out even
> before it hits spamassassin.

    $ apt-cache install spamfilter

I add the following script (symlinked as
[wbg]l-{add,add-dom,ck,ck-all,list,help}) to add addresses to a
whitelist/blakclist.  It's structured for maildir style mailboxes,
though I've rigged it for mbox in the past.

------------------------------------------------------------------------
#!/bin/sh

# black/white/grey list generator
# '-a' == append to appropriate list

# TODO:
#    *-add:  add name to list
#    *-ck:   check if name is on list
#    *-list: show list
#    *-add-dom:  add domain to list

PATH=/usr/local/bin:/usr/bin:/bin

prefix=~/.procmail/etc

# Hosts to exclude from blacklisting/blocking, pipe-delimited for egrep 
# matching.
excl_smtp_hosts="netcom.com|earthlink|mindspring"

function parse(){
    /usr/local/bin/mail-dom-addr.sed |
        egrep -v "^d: .*($excl_smtp_hosts)"
}

function parse_addr(){
    parse | grep '^a: ' | cut -d ' ' -f 2-
}

function parse_dom(){
    parse | grep '^d: ' | cut -d ' ' -f 2-
}

function list(){
    parse
}

function list_add(){
    if ! [ -f $prefix/$list.db ]; then
	echo "error: $cmd spamfilter $list.db does not exist" 1>&2
	exit 1
    else
	for addr in $( parse_addr )
	do
	    if ! grep "^$addr\$" $prefix/$list.db 1>/dev/null; then
		echo $addr >> $prefix/$list.db ||\
		    echo "error:  adding $addr to $list failed" 1>&2 &&\
		    echo "$addr added to $list"
	    else
	        echo "already ${list}ed:  $addr" 
	    fi
	done
    fi
}

function list_add_dom(){
    if ! [ -f $prefix/$list.db ]; then
	echo "error: $cmd spamfilter $list.db does not exist" 1>&2
	exit 1
    else
	for dom in $( parse_dom )
	do
	    if ! grep "^$dom\$" $prefix/$list.db; then
		echo $dom >> $prefix/$list.db ||\
		    echo "error:  adding $dom to $list failed" 1>&2 &&\
		    echo "$dom added to $list"
	    else
	        echo "already ${list}ed:  $dom."
	    fi
	done
    fi
}

function list_ck(){
    for addr in $( parse_addr )
    do
	if grep -i $addr $prefix/$list.db; then :
	else echo "not found: $addr" 1>&2 
	fi
    done

}

function list_ck_all(){
    for addr in $( parse_addr )
    do
        if grep -i $addr $prefix/*list.db; then :
	else echo "not found in any list: $addr" 1>&2
	fi
    done
}

function list_list(){
    ${PAGER:-less} $prefix/$list.db
}

function list_list_all(){
    more $prefix/*.db | ${PAGER:-less} 
}

function list_help(){
    cat <<- EOF
	black/white/grey list spamfilter management.
	[bwg]l:  show addresses and/or domain(s) in $list.
	[bwg]l-add:  add address(es) to list $list.
	[bwg]l-add-dom:  add domain(s) to list $list.
	[bwg]l-ck:  show address(es) on list $list.
	[bwg]l-list:  show list $list.
EOF

}


# which list do we want?
cmd=$( basename $0 )
case $cmd in
    bl*) list=blacklist;;
    wl*) list=whitelist;;
    gl*) list=greylist;;
    *) echo "error: $cmd not recognized 1>&2"; exit 1 ;;
esac

# which command are we?
case $cmd in
    [bwg]l) 		list ;;
    [bwg]l-add) 	list_add ;;
    [bwg]l-add-dom) 	list_add_dom ;;
    [bwg]l-ck) 		list_ck ;;
    [bwg]l-ck-all) 	list_ck_all ;;
    [bwg]l-list) 	list_list ;;
    [bwg]l-help) 	list_help ;;
    *) echo "error: $cmd not recognized 1>&2"; exit 1 ;; # should never happen
esac
------------------------------------------------------------------------

Peace.

-- 
Karsten M. Self <kmself@ix.netcom.com>        http://kmself.home.netcom.com/
 What Part of "Gestalt" don't you understand?
    The truth behind the H-1B IT indentured servant scam:
    http://heather.cs.ucdavis.edu/itaa.real.html