ipt_survive_reboot

#!/bin/bash
# ipt-kit: ipt_set_tcp
# Copyright (c) 2014, phiLLip maDDux II (foospidy)
# GNU GENERAL PUBLIC LICENSE
# https://github.com/foospidy/ipt-kit/blob/master/LICENSE#
#
# this follows instructions from https://wiki.debian.org/iptables

whoami=`whoami`

if [ 'root' != $whoami ];
then
	echo manage_ports must be run as root, run this command again as root, or sudo manage_ports.
	exit;
fi

iptables_save=`which iptables-save`

if [ -z $iptables_save ];
then
        echo iptables-save not found, install iptables-save and try again.
        exit;
fi

echo
echo

if [ "$1" = "-y" ];
then
	REPLY='y'
else
	echo "This will overwrite /etc/network/if-pre-up.d/iptables."
	read -p "Are you sure you wish to continue? " -n 1 -r
	echo    # (optional) move to a new line
fi

if [[ $REPLY =~ ^[Yy]$ ]];
then
	iptables-save > /etc/iptables.up.rules
	echo "#!/bin/bash" > /etc/network/if-pre-up.d/iptables
	echo "/sbin/iptables-restore < /etc/iptables.up.rules" >> /etc/network/if-pre-up.d/iptables
	chmod +x /etc/network/if-pre-up.d/iptables
	echo "iptables saved!"
else
	echo "No changes made!"
fi

echo