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#!/usr/bin/sh
# -*- sh -*-

: << =cut

=head1 NAME

snort_bytes_pkt - Plugin to monitor average size in KBytes per packet

=head1 CONFIGURATION

The following configuration variables are used by this plugin

[snort_bytes_pkt]
  env.statsfile - Logfile to Snort's perfmonitor logfile
  env.warning - Warning percentage
  env.critical - Critical percentage

=head2 DEFAULT CONFIGURATION

[snort_bytes_pkt]
  env.statsfile=/var/snort/snort.stats

=head1 AUTHORS

=head1 LICENSE

GNU GPLv2

=begin comment

This program is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License
as published by the Free Software Foundation; version 2 dated June,
1991.

This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
GNU General Public License for more details.

You should have received a copy of the GNU General Public License along
with this program; if not, write to the Free Software Foundation, Inc.,
51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.

=end comment

=head1 MAGIC MARKERS

#%# family=auto
  #%# capabilities=autoconf

=cut

if [ -z $statsfile  ]; then
        _target=/var/snort/snort.stats
else
        _target=$statsfile
fi

if [ "$1" = "autoconf" ]; then
        if [ -f $_target ]; then
                echo yes
        else
                echo "no ($_target not readable)"
        fi
        exit 0
fi

if [ "$1" = "config" ]; then
        echo 'graph_title Snort Avg KBytes per pkt'
        echo 'graph_args --base 1000 -l 0'
        echo 'graph_vlabel KBytes / pkt'
        echo 'graph_scale no'
        echo 'bytes_pkt.label KBytes/pkt'
	if [ -n "$warning" ]; then
		echo "bytes_pkt.warning $warning"
	fi
	if [ -n "$critical" ]; then
		echo "bytes_pkt.critical $critical"
	fi
        echo 'bytes_pkt.info Average size per packet'
        echo 'graph_category Snort'

exit 0
fi

printf "bytes_pkt.value "
echo $(tail -n1 $_target| awk -F, '{ print $6 }')

/home/../usr/src/../libexec/../src/../src/../src/../src/../share/munin/plugins/snort_bytes_pkt