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supershabam/gist:5c415683f5bd4c0afe9b

Created December 3, 2014 23:19
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dynamic iptables rules using updating groups
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gistfile1.txt
# Accept packets from trusted IP addresses
iptables -A INPUT -s group:web_workers -j ACCEPT # change the IP address as appropriate
# enumerates group to create several rule lines
# iptables -A INPUT -s 123.1.1.2 -j ACCEPT # change the IP address as appropriate
# iptables -A INPUT -s 123.1.1.3 -j ACCEPT # change the IP address as appropriate
# as the web_workers group is updated, the rules are recreated and iptables flushed
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