deric/bash-firewall

a bash DSL for generating firewall rules

Bash firewall

Scripts for generating iptables rules.

Checkout

git clone https://github.com/deric/bash-firewall.git /root/.firewall && source /root/.firewall/install

Usage

Main firewall config should be located in ~/.fw/rules

opening port

open_port tcp 22

will generate command:

/sbin/iptables -A input_new -p tcp -m multiport --destination-port 22 -j ACCEPT

iptables command is aliased as ipt

ipt -A INPUT -s 127.0.0.1 -j ACCEPT

Generate preview of iptables commands which will be applied

$ fw

apply firewall rules:

$ fw --apply

permanently saves (iptables-persistent)

$ fw --save