Usage: rbl2shorewall.py [-h] [-4 /etc/shorewall/blrules] [-6 /etc/shorewall6/blrules] [-z ppp] [-f]

Convert MyIP.MS and SpamHaus RBL blacklists to shorewall and shorewall6 blrules files

Optional arguments:

• -h, --help
  Show this help message and exit
• -4 /etc/shorewall/blrules, --shorewall4-blrules /etc/shorewall/blrules
  Shorewall IPv4 blrules file path (default: /root/rbl2shorewall/blrules_4)
• -6 /etc/shorewall6/blrules, --shorewall6-blrules /etc/shorewall6/blrules
  Shorewall IPv6 blrules file path (default: /root/rbl2shorewall/blrules_6)
• -z ppp, --net-zone ppp
  Shorewall public zone name (default: net)
• -f, --force
  Overwrite already existing files (default: False)

• SpamHaus DROP/EDROP/DROPv6: https://www.spamhaus.org/drop/
• MyIP.MS Full Blacklist (ZIP): https://myip.ms/browse/blacklist
• Support both IPv4 and IPv6
• Sanitize addresses using Python ipaddress module
• Optimize by dropping addresses already part of an excluded subnet
• Use mutltiprocessing to accelerate optimization
• Black formatted
• Pylint 10/10 with very few inline ignores
• Included crontab example to use in production