Munin contributed plugins

#!/bin/sh

# -*- sh -*-

: << =cut

=head1 NAME

openvpn_as_users -Indicate the number of users and the license limit

=head1 CONFIGURATION

[openvpn_*]

user root

=head1 AUTHOR

Ricardo Fraile <rfrail3@yahoo.es>

=head1 LICENSE

GPLv2

=head1 MAGICK MARKERS

 #%# family=auto

 #%# capabilities=autoconf

=cut

. $MUNIN_LIBDIR/plugins/plugin.sh

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

	echo yes 

	exit 0

fi

# Script folder

D_BIN="/usr/local/openvpn_as/scripts"

# Number of clients

VAL1=`$D_BIN/sacli VPNSummary | grep clients | awk '{print $2}'`

# Limit of clients by license

VAL2=`$D_BIN/liman info | grep -o  "[0-9]*"`

# Warn value

WARN=80

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

	echo 'graph_title OpenVPN Users'

	echo 'graph_args --base 1000 -l 0 '

	echo 'graph_vlabel Users'

	echo 'graph_scale no'

	echo 'graph_category network'

	echo 'graph_info Indicate the number of vpn users and the license limit.'

        echo "users.label Users"

        echo "users.type GAUGE"

        echo "users.draw AREA"

        echo "users.min 0"

        echo "users.warning $((VAL2 * $WARN / 100))"	

        echo "users.critical $VAL2"	

        echo "limit.label Limit"

        echo "limit.type GAUGE"

        echo "limit.min 0"

	exit 0

fi

echo "users.value $VAL1"

echo "limit.value $VAL2"