Convert shallalist to logstash yml

logstash-yml-shallalist.sh

#!/bin/bash
# convert shallalist.tar.gz into logstash yml
# http://www.shallalist.de/categories.html
# Harisfazillah Jamel 30032019
# wget -c http://www.shallalist.de/Downloads/shallalist.tar.gz
# make sure uncompress under same directory as this script.

echo "localhost: locahost" > /etc/logstash/malware2.yml
find BL/ -name 'domains' -print0 |
    while IFS= read -r -d $'\0' line; do
        blgroup=`echo $line | cut -f 2 -d /`
        awk -v var="$blgroup" '$1 { print $1": " var}' $line >> /etc/logstash/malware2.yml
    done