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contrib-munin/plugins/network/dar_vpnd

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#!/usr/bin/env perl
# -*- perl -*-
=head1 NAME
dar_vpnd a Plugin for displaying VPN Stats for the Darwin (MacOS) vpnd Service.
=head1 INTERPRETATION
The Plugin displays the number of active VPN connections.
=head1 CONFIGURATION
No Configuration necessary!
=head1 AUTHOR
Philipp Haussleiter <philipp@haussleiter.de> (email)
=head1 LICENSE
GPLv2
=cut
# MAIN
use warnings;
use strict;
my $cmd = "ps -ef | awk '/[p]ppd/ {print substr(\$NF,2);}' | wc -l";
if ( exists $ARGV[0] and $ARGV[0] eq "config" ) {
print "graph_category VPN\n";
print "graph_args --base 1024 -r --lower-limit 0\n";
print "graph_title Number of VPN Connections\n";
print "graph_vlabel VPN Connections\n";
print "graph_info The Graph shows the Number of VPN Connections\n";
print "connections.label Number of VPN Connections\n";
print "connections.type GAUGE\n";
} else {
my $output = `$cmd`;
print "connections.value $output";
}