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March 9, 2026 07:55
set -e, -u, -o, -x pipefail explanation
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| def attach_dyn_prop(instance, prop_name, prop_fn): | |
| """Attach prop_fn to instance with name prop_name. | |
| Assumes that prop_fn takes self as an argument. | |
| Reference: https://stackoverflow.com/a/1355444/509706 | |
| """ | |
| class_name = instance.__class__.__name__ + 'Child' | |
| child_class = type(class_name, (instance.__class__,), {prop_name: property(prop_fn)}) |
IPTables is the Firewall service that is available in a lot of different Linux Distributions. While modifiying it might seem daunting at first, this Cheat Sheet should be able to show you just how easy it is to use and how quickly you can be on your way mucking around with your firewall.
The following list is a great set of documentation for iptables. I used them to compile this documentation.
- How-To Geek: The Beginner’s Guide to iptables, the Linux Firewall: https://www.howtogeek.com/177621/the-beginners-guide-to-iptables-the-linux-firewall/
- IPTables Essentials: Common Firewall Rules and COmmands https://www.digitalocean.com/community/tutorials/iptables-essentials-common-firewall-rules-and-commands