#!/bin/bash
#
#
# pure-ftpd plugin
# show what the users did on your ftp server
# made by Dju
#
# commands needed: logtail - grep
#
#
# Parameters
#
#       config   (required)
#       autoconf (optional - used by munin-config)
#
#
# Magic markers (optional - used by munin-config and installation scripts):
#
#%# family=auto
#%# capabilities=autoconf


LOGFILE=/var/log/syslog
LOGTAIL=$(which logtail)
OFFSET_FILE=/var/lib/munin/plugin-state/pure-ftpd-conns.offset


if [ "$1" = "autoconf" ]; then
	if [ -f $LOGFILE ]; then
		if [ ! -z "$LOGTAIL" -a -f $LOGTAIL -a -x $LOGTAIL ]; then
	        	echo yes
        		exit 0
		else
			echo "no (logtail not found)"
			exit 1
		fi
	else
		echo "no (logfile ${LOGFILE} does not exist)"
		exit 1
	fi
fi

if [ "$1" = "config" ]; then
	echo 'graph_title Pure Ftpd Logs'
	echo 'graph_args --base 1000 -l 0'
	echo 'graph_vlabel Connections number'
	echo 'graph_category network'
	echo 'nc.label new connection'
	echo 'al.label anonymous logged'
	echo 'ul.label auth user logged'
	echo 'af.label auth failed'
	echo 'to.label timeout'
	echo 'dl.label download'
	echo 'upl.label upload'
	exit 0
fi

TMP1=`mktemp`
$LOGTAIL -o $OFFSET_FILE $LOGFILE | grep ' pure-ftpd: ' > $TMP1

echo -en "nc.value "
grep '\[INFO\] New connection from ' $TMP1 | wc -l

echo -en "al.value "
grep '\[INFO\] Anonymous user logged in' $TMP1 | wc -l

echo -en "ul.value "
grep '\[INFO\] .*is now logged in' $TMP1 | wc -l

echo -en "to.value "
grep ' Timeout ' $TMP1 | wc -l

echo -en "af.value "
grep '\[WARNING\] Authentication failed' $TMP1 | wc -l

echo -en "dl.value "
grep '\[NOTICE\].* downloaded ' $TMP1 | wc -l

echo -en "upl.value "
grep '\[NOTICE\].* uploaded ' $TMP1 | wc -l

rm $TMP1