Munin contributed plugins

#!/bin/bash

# -*- bash -*-

: << =cut

=head1 NAME

ipvs_conn -Indicate the number of connections per second

=head1 CONFIGURATION

[ipvs_*]

user root

env.ips IP1 IP2

=head1 AUTHOR

Ricardo Fraile <rfrail3@yahoo.es>

=head1 LICENSE

GPLv2

=head1 MAGICK MARKERS

 #%# family=auto

 #%# capabilities=autoconf

=cut

. $MUNIN_LIBDIR/plugins/plugin.sh

IPLIST=$ips

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

        echo yes 

        exit 0

fi

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

        echo 'graph_title Ipvs connections per second'

        echo 'graph_args --base 1000 -l 0 '

        echo 'graph_vlabel Connections'

        echo 'graph_scale no'

        echo 'graph_category loadbalancer'

        echo 'graph_info Indicate the number of connections per second.'

	for IP in $IPLIST; do

		NM=`echo $IP | md5sum | cut -d - -f1 | sed 's/ //g' | cut -b 5-9`

	        echo "a$NM.label $IP Connections"

        	echo "a$NM.type GAUGE"

	        echo "a$NM.min 0"

	done

        exit 0

fi

F1=`mktemp`

ipvsadm -l -n  --rate| nl > $F1

for IP in $IPLIST; do

	COUNT=`cat $F1 | grep -e TCP -e UDP | grep $IP  | awk '{print $4}'`

	NM=`echo $IP | md5sum | cut -d - -f1 | sed 's/ //g' | cut -b 5-9`

	echo a$NM.value $COUNT

done

# Remove temp file

rm -f $F1