Save and restore iptables rules

gistfile1.txt

#!/bin/bash

case "$1" in
    start)
        iptables-save > /tmp/firewall-rules.backup

        for i in nat filter mangle; do
            iptables -t $i -F
        done
        # TODO: Add your Tor-rules *here*
    ;;
    stop)
        for i in nat filter mangle; do
            iptables -t $i -F
        done

        iptables-restore < /tmp/firewall-rules.backup
    ;;
    restart)
        $0 stop
        $0 start
    ;;
    *)
        echo "Usage: $0 [start|stop|restart]"
        exit 1
    ;;
esac

exit 0