#!/bin/sh

# CC-BY-SA 2015 Malte Jan Kaffenberger <malte@maltejk.de>

set -e

rc=0

load_rules()
{
	echo 'restarting fail2ban.'
	service fail2ban restart
}

save_rules()
{
	echo 'nothing to do from here.'
}

flush_rules()
{
	echo 'restarting fail2ban.'
	service fail2ban restart
}

case "$1" in
start|restart|reload|force-reload)
	load_rules
	;;
save)
	save_rules
	;;
stop)
	# Why? because if stop is used, the firewall gets flushed for a variable
	# amount of time during package upgrades, leaving the machine vulnerable
	# It's also not always desirable to flush during purge
	echo "Automatic flushing disabled, use \"flush\" instead of \"stop\""
	;;
flush)
	flush_rules
	;;
*)
    echo "Usage: $0 {start|restart|reload|force-reload|save|flush}" >&2
    exit 1
    ;;
esac

exit $rc