#!/bin/sh
#
# Plugin to check /etc/hosts.deny for blocked hosts
#
# Parameters:
#
# 	config   (required)
# 	autoconf (optional - only used by munin-config)
#
#%# family=auto
#%# capabilities=autoconf



if [ "$1" = "autoconf" ]; then
	echo yes
	exit 0
fi

if [ "$1" = "config" ]; then

	echo 'graph_title Denyhosts'
	echo 'graph_args -l 0 --base 1000'
	echo 'graph_vlabel blocked hosts'
	echo 'graph_category network'
	echo 'graph_period second'
	echo 'graph_info This graph shows the current number of blocked hosts for SSHD.'
	echo 'blocked.label active'
	echo 'blocked.max 5000'
	echo 'blocked.min 0'
	echo 'blocked.info The number of active blocked hosts.'
	exit 0
fi

echo -n "blocked.value "
grep -c "^# DenyHosts:" /etc/hosts.deny