Munin contributed plugins

#!/usr/bin/perl -w

#

# Jean-Samuel Reynaud <js.reynaud@free.fr>

# base on snmp__if_ from Jimmy Olsen, Dagfinn Ilmari Mannsaaker

#

# 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., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.

#

#

# Usage:

# ln -s /usr/share/munin/node/plugins-auto/snmp__ups2_ /etc/munin/node.d/snmp_ups.address.loc_mode

# with mode : batteryVoltage, batteryTemperature,inputVoltage,inputCurrent,inputFrequency,outputVoltage,outputCurrent,outputPower,outputPercentLoad,ChargeRemaining

#

#%# family=snmpauto

#%# capabilities=snmpconf

use strict;

use Net::SNMP;

my $DEBUG = 0;

my $host      = $ENV{host}      || undef;

my $port      = $ENV{port}      || 161;

my $community = $ENV{community} || "public";

my $mode     = $ENV{mode} || undef;

my $response;

if (defined $ARGV[0] and $ARGV[0] eq "snmpconf")

{

    print "require .1.3.6.1.2.1.33.1.2.7 [0-9]\n"; # Bat temp

    exit 0;

}

if ($0 =~ /^(?:|.*\/)snmp_([^_]+)_ups2_(.+)$/)

{

	$host  = $1;

	$mode = $2;

	if ($host =~ /^([^:]+):(\d+)$/)

	{

		$host = $1;

		$port = $2;

	}

}

elsif (!defined($host))

{

	print "# Debug: $0 -- $1 -- $2\n" if $DEBUG;

	die "# Error: couldn't understand what I'm supposed to monitor.";

}

my $graphs = {

    'batteryVoltage' => { 'title' => 'Battery Voltage',

                          'category' => 'network',

                          'unit' => 'Volt',

                              'value' => '.1.3.6.1.2.1.33.1.2.5'},

    'batteryTemperature' => { 'title' => 'Battery Temperature',

                              'category' => 'network',

                              'unit' => 'DegC',

                              'value' => '.1.3.6.1.2.1.33.1.2.7'},

    'inputVoltage' => { 'title' => 'Input Voltage',

                        'category' => 'network',

                        'unit' => 'Volt',

                        'list' => '.1.3.6.1.2.1.33.1.3.2',

                        'value' => '.1.3.6.1.2.1.33.1.3.3.1.3'},

    'inputCurrent' => { 'title' => 'Input Current',

                        'category' => 'network',

                        'unit' => 'Watt',

                        'list' => '.1.3.6.1.2.1.33.1.3.2',

                        'value' => '.1.3.6.1.2.1.33.1.3.3.1.4'},

    'inputFrequency' => { 'title' => 'Input Frequency',

                        'category' => 'network',

                        'list' => '.1.3.6.1.2.1.33.1.3.2',

                        'unit' => 'Hz',

                        'value' => '.1.3.6.1.2.1.33.1.3.3.1.2'},

    'outputVoltage' => { 'title' => 'Output Voltage',

                        'category' => 'network',

                        'list' => '.1.3.6.1.2.1.33.1.4.3',

                        'unit' => 'Hz',

                        'value' => '.1.3.6.1.2.1.33.1.4.4.1.2'},

    'outputCurrent' => { 'title' => 'Output Current',

                        'category' => 'network',

                        'list' => '.1.3.6.1.2.1.33.1.4.3',

                        'value' => '.1.3.6.1.2.1.33.1.4.4.1.3'},

    'outputPower' => { 'title' => 'Output Power',

                        'category' => 'network',

                        'list' => '.1.3.6.1.2.1.33.1.4.3',

                        'unit' => 'Hz',

                        'value' => '.1.3.6.1.2.1.33.1.4.4.1.4'},

    'outputPercentLoad' => { 'title' => 'Output PercentLoad',

                             'category' => 'network',

                             'list' => '.1.3.6.1.2.1.33.1.4.3',

                             'unit' => '%',

                             'value' => '.1.3.6.1.2.1.33.1.4.4.1.5'},

   'ChargeRemaining' => { 'title' => 'Charge remaining',

                          'unit' => 'Seconds',

                          'category' => 'network',

                          'value' => '.1.3.6.1.2.1.33.1.2.4'}

};

my ($session, $error) = Net::SNMP->session(

		-hostname  => $host,

		-community => $community,

		-port      => $port

	);

if (!defined ($session))

{

	die "Croaking: $error";

}

my $count_data = 1;

if (defined $graphs->{$mode}->{'list'}  &&

    defined ($response = $session->get_request($graphs->{$mode}->{'list'} . ".0"))) {

    $count_data = $response->{$graphs->{$mode}->{'list'} . ".0"};

}

if ($ARGV[0] and $ARGV[0] eq "config")

{

	print "host_name $host\n";

    printf "graph_title %s \n",$graphs->{$mode}->{'title'};

#	print "graph_args --base 1000\n";

	print "graph_category sensors\n";

    for(my $i=0;$i<$count_data;$i++) {

        printf "line%u.label Line %u\n",$i+1,$i+1;

        printf "line%u.type GAUGE\n",$i+1;

        printf "line%u.info %s\n",$i+1,$graphs->{$mode}->{'unit'};

    }

	exit 0;

}

for(my $i=0;$i<$count_data;$i++) {

    my $l_current = $i+1;

    if ($count_data == 1) {

        $l_current = 0;

    }

    if (defined ($response = $session->get_request($graphs->{$mode}->{'value'} . sprintf(".%u",$l_current)))) {

        printf "line%u.value %u\n",$i+1,$response->{$graphs->{$mode}->{'value'} . sprintf(".%u",$l_current)};

    } else {

        printf "line%u.value U\n",$i+1;

    }

}