Munin contributed plugins

#! /usr/bin/perl -w

#

# Copyright (C) 2008 Rackspace US, Inc. <http://www.rackspace.com>

#

# 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, see http://www.gnu.org/licenses/gpl.txt

#

#

# This plugin will graph the chassis fan sensors on a Dell PowerEdge Server

# via the omreport tool. It has been tested on the following chassis:

#

#   PE2650/6650

#   PE2850/6850

#   PE2950

#

# To enable, link omreport_fan_speed to this file. E.g.

#

#   ln -s /usr/share/node/node/plugins/omreport_fan_speed /etc/munin/plugins/omreport_fan_speed

#

# Configuration parameters for /etc/munin/plugin-conf.d/munin-node

#

# [omreport_*]

#   user         - User that has permissions to run the omreport binary

#   env.omreport - Path to the omreport binary

#

# Parameters:

#

#   config

#   autoconf

#

# Author: Justin Shepherd <galstrom21@gmail.com>

# Revision: 1.5  2008/10/22

#

#%# family=auto

#%# capabilities=autoconf

use strict;

my $omreport = $ENV{"omreport"} || "/usr/bin/omreport";

if ($ARGV[0] && $ARGV[0] eq "autoconf") {

        if (-f $omreport) {

                print "yes\n";

        }

        else {

                print "no ($omreport does not exist)\n";

                exit(1);

        }

} # end if

else {

        my $cmd = "$omreport chassis fans";

        my @result = `$cmd`;

        my (%val, $index);

        foreach my $line (@result) {

                $line =~ s/\s+/ /g;

                $line =~ s/\s$//g;

                next if ($line eq "");

                my ($field, $value) = split(/ \: /, $line);

                if ($field eq "Index") {

                        $val{$value} = {};

                        $index = $value;

                }

                elsif ($field eq "Probe Name") {

                        $value =~ s/ RPM//g;

                        $val{$index}{$field} = "$value";

                }

                elsif ($field eq "Reading") {

                        $value =~ s/ RPM//g;

                        $val{$index}{"$field"} = "$value";

                }

                elsif ($field eq "Maximum Warning Threshold") {

                        $value =~ s/ RPM//g;

                        $val{$index}{"Warning Threshold"} = "$value";

                }

                elsif ($field eq "Maximum Failure Threshold") {

                        $value =~ s/ RPM//g;

                        $val{$index}{"Critical Threshold"} = "$value";

                }

        }

        if ($ARGV[0] && $ARGV[0] eq "config") {

                print "graph_title OpenManage - Fan Probes\n";

                print "graph_args --base 1000 -l 0\n";

                print "graph_vlabel Speed in RPMs\n";

                print "graph_category Sensors\n";

                foreach my $j (sort keys %val) {

                        print "fan_$j.label $val{$j}{\"Probe Name\"}\n";

                        if ($val{$j}{"Warning Threshold"} !~ m/\[N\/A\]/i) {

                                print "fan_$j.warning " .

                                      "$val{$j}{\"Warning Threshold\"}\n";

                        }

                        if ($val{$j}{"Critical Threshold"} !~ m/\[N\/A\]/i) {

                                print "fan_$j.critical " .

                                      "$val{$j}{\"Critical Threshold\"}\n";

                        }

                }

        }

        else {

                foreach my $j (sort keys %val) {

                        print "fan_$j.value $val{$j}{\"Reading\"}\n";

                }

        }

}

exit(0);