make-spammers-list.sh

## make-spammers-list.sh v0.1
## Dorian Harmans <contact@dorianharmans.nl>
##

#!/bin/bash

if [ -e /var/log/mail.log ]; then
        ( cat /var/log/mail.log | grep "helo=1 auth=0/1 quit=1 commands=2/3" | \
        egrep -o '([0-9]{1,3}\.){3}[0-9]{1,3}' | sort | uniq ) \
        > /root/spammers-new.txt
else
        echo -e "Failed!\nReason: /var/log/mail.log not found"
        exit 1
fi

if [ -e /root/spammers-new.txt ]; then
        sort /root/spammers-new.txt | uniq >> /root/spammers-masterlist.txt
else
        echo -e "Failed!\nReason: /root/spammers-new.txt not found"
        exit 1
fi

if [ -e /root/spammers-masterlist.txt ]; then
        sort /root/spammers-masterlist.txt | uniq > /root/spammers.txt
        cp /root/spammers.txt /root/spammers-masterlist.txt
else
        echo -e "Failed!\nReason: /root/spammers-masterlist.txt not found"
        exit 1
fi

if [ -e /root/spammers.txt ]; then
        wc -l /root/spammers.txt
else
        echo -e "Failed!\nReason: /root/spammers.txt not found"
        exit 1
fi

exit 0