#!/bin/sh

Green='\033[0;32m'
Color_off='\033[0m'
Red='\033[0;31m'

DAEMON="iptables"

IPTABLES_ARGS=""

start() {
	printf 'Starting %s: ' "$DAEMON"
	iptables-restore /etc/iptables.conf
	status=$?
	if [ "$status" -eq 0 ]; then
	    printf "[$Green OK $Color_off]\n"
	else
	    printf "[$Red ERR $Color_off]\n"
	fi
	return "$status"
}

stop() {
	printf 'Stopping %s: ' "$DAEMON"
	iptables -F
	status=$?
	if [ "$status" -eq 0 ]; then
		printf "[$Green OK $Color_off]\n"
	else
		printf "[$Red ERR $Color_off]\n"
	fi
	return "$status"
}

restart() {
	stop
	sleep 1
	start
}

save() {
	printf 'Saving %s: ' "$DAEMON"
	iptables-save -f /etc/iptables.conf
	status=$?
	if [ "$status" -eq 0 ]; then
		printf "[$Green OK $Color_off]\n"
	else
		echo "SKIP (read-only file system detected)"
	fi
	return "$status"
}

case "$1" in
	start|stop|restart|save)
		"$1";;
	reload)
		# Restart, since there is no true "reload" feature.
		restart;;
	*)
		echo "Usage: $0 {start|stop|restart|save|reload}"
		exit 1
esac