285 lines
10 KiB
Perl
285 lines
10 KiB
Perl
#
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# Copyright 2019 Centreon (http://www.centreon.com/)
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#
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# Centreon is a full-fledged industry-strength solution that meets
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# the needs in IT infrastructure and application monitoring for
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# service performance.
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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#
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package centreon::common::cisco::standard::snmp::mode::cpu;
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use base qw(centreon::plugins::templates::counter);
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use strict;
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use warnings;
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sub set_counters {
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my ($self, %options) = @_;
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$self->{maps_counters_type} = [
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{ name => 'cpu_avg', type => 0, cb_prefix_output => 'prefix_cpu_avg_output', message_separator => ' ', skipped_code => { -10 => 1 } },
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{ name => 'cpu_core', type => 1, cb_prefix_output => 'prefix_cpu_core_output', message_separator => ' ', message_multiple => 'All core cpu are ok', skipped_code => { -10 => 1 } }
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];
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$self->{maps_counters}->{cpu_avg} = [
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{ label => 'average-5s', nlabel => 'cpu.utilization.5s.percentage', set => {
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key_values => [ { name => 'average_5s' } ],
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output_template => '%.2f %% (5s)',
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perfdatas => [
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{ label => 'total_cpu_5s_avg', value => 'average_5s_absolute', template => '%.2f',
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min => 0, max => 100, unit => '%' },
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],
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}
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},
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{ label => 'average-1m', nlabel => 'cpu.utilization.1m.percentage', set => {
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key_values => [ { name => 'average_1m' } ],
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output_template => '%.2f %% (1m)',
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perfdatas => [
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{ label => 'total_cpu_1m_avg', value => 'average_1m_absolute', template => '%.2f',
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min => 0, max => 100, unit => '%' },
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],
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}
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},
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{ label => 'average-5m', nlabel => 'cpu.utilization.5m.percentage', set => {
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key_values => [ { name => 'average_5m' } ],
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output_template => '%.2f %% (5m)',
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perfdatas => [
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{ label => 'total_cpu_5m_avg', value => 'average_5m_absolute', template => '%.2f',
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min => 0, max => 100, unit => '%' },
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],
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}
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},
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];
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$self->{maps_counters}->{cpu_core} = [
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{ label => 'core-5s', nlabel => 'core.cpu.utilization.5s.percentage', set => {
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key_values => [ { name => 'cpu_5s' }, { name => 'display' } ],
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output_template => '%.2f %% (5s)',
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perfdatas => [
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{ label => 'cpu_5s', value => 'cpu_5s_absolute', template => '%.2f',
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min => 0, max => 100, unit => '%', label_extra_instance => 1, instance_use => 'display_absolute' },
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],
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}
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},
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{ label => 'core-1m', nlabel => 'core.cpu.utilization.1m.percentage', set => {
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key_values => [ { name => 'cpu_1m' }, { name => 'display' } ],
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output_template => '%.2f %% (1m)',
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perfdatas => [
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{ label => 'cpu_1m', value => 'cpu_1m_absolute', template => '%.2f',
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min => 0, max => 100, unit => '%', label_extra_instance => 1, instance_use => 'display_absolute' },
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],
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}
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},
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{ label => 'core-5m', nlabel => 'core.cpu.utilization.5m.percentage', set => {
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key_values => [ { name => 'cpu_5m' }, { name => 'display' } ],
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output_template => '%.2f %% (5m)',
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perfdatas => [
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{ label => 'cpu_5m', value => 'cpu_5m_absolute', template => '%.2f',
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min => 0, max => 100, unit => '%', label_extra_instance => 1, instance_use => 'display_absolute' },
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],
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}
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},
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];
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}
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sub prefix_cpu_avg_output {
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my ($self, %options) = @_;
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return $self->{cpu_avg}->{count} . " CPU(s) average usage is ";
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}
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sub prefix_cpu_core_output {
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my ($self, %options) = @_;
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return "CPU '" . $options{instance_value}->{display} . "' usage ";
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}
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sub new {
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my ($class, %options) = @_;
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my $self = $class->SUPER::new(package => __PACKAGE__, %options);
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bless $self, $class;
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$options{options}->add_options(arguments => {
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'check-order:s' => { name => 'check_order', default => 'process,old_sys,system_ext' },
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});
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return $self;
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}
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sub check_nexus_cpu {
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my ($self, %options) = @_;
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return if (!defined($options{snmp_result}->{$options{oid} . '.0'}));
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my $instance = 0;
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$self->{cpu_core}->{$instance} = {
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display => $instance,
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cpu_5m => $options{snmp_result}->{$options{oid} . '.0'},
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};
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$self->{checked_cpu} = 1;
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}
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sub check_table_cpu {
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my ($self, %options) = @_;
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return if ($self->{checked_cpu} == 1);
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my $instances = {};
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foreach my $oid (keys %{$options{snmp_result}}) {
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$oid =~ /\.([0-9]+)$/;
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next if (defined($instances->{$1}));
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$instances->{$1} = 1;
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my $instance = $1;
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my $cpu5sec = defined($options{snmp_result}->{$options{sec5} . '.' . $instance}) ? $options{snmp_result}->{$options{sec5} . '.' . $instance} : undef;
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my $cpu1min = defined($options{snmp_result}->{$options{min1} . '.' . $instance}) ? $options{snmp_result}->{$options{min1} . '.' . $instance} : undef;
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my $cpu5min = defined($options{snmp_result}->{$options{min5} . '.' . $instance}) ? $options{snmp_result}->{$options{min5} . '.' . $instance} : undef;
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# Case that it's maybe other CPU oid in table for datas.
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next if (!defined($cpu5sec) && !defined($cpu1min) && !defined($cpu5min));
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$self->{checked_cpu} = 1;
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$self->{cpu_core}->{$instance} = {
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display => $instance,
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cpu_5s => $cpu5sec,
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cpu_1m => $cpu1min,
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cpu_5m => $cpu5min,
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};
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}
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}
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sub check_cpu_average {
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my ($self, %options) = @_;
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my $count = scalar(keys %{$self->{cpu_core}});
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my ($avg_5s, $avg_1m, $avg_5m);
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foreach (values %{$self->{cpu_core}}) {
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$avg_5s = defined($avg_5s) ? $avg_5s + $_->{cpu_5s} : $_->{cpu_5s}
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if (defined($_->{cpu_5s}));
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$avg_1m = defined($avg_1m) ? $avg_1m + $_->{cpu_1m} : $_->{cpu_1m}
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if (defined($_->{cpu_1m}));
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$avg_5m = defined($avg_5m) ? $avg_5m + $_->{cpu_5m} : $_->{cpu_5m}
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if (defined($_->{cpu_5m}));
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}
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$self->{cpu_avg} = {
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average_5s => defined($avg_5s) ? $avg_5s / $count : undef,
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average_1m => defined($avg_1m) ? $avg_1m / $count : undef,
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average_5m => defined($avg_5m) ? $avg_5m / $count : undef,
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count => $count,
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};
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}
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sub check_cpu_process {
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my ($self, %options) = @_;
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return if ($self->{checked_cpu} == 1);
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# Cisco IOS Software releases later to 12.0(3)T and prior to 12.2(3.5)
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my $oid_cpmCPUTotalEntry = '.1.3.6.1.4.1.9.9.109.1.1.1.1';
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my $oid_cpmCPUTotal5sec = '.1.3.6.1.4.1.9.9.109.1.1.1.1.3';
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my $oid_cpmCPUTotal1min = '.1.3.6.1.4.1.9.9.109.1.1.1.1.4';
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my $oid_cpmCPUTotal5min = '.1.3.6.1.4.1.9.9.109.1.1.1.1.5';
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# Cisco IOS Software releases 12.2(3.5) or later
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my $oid_cpmCPUTotal5minRev = '.1.3.6.1.4.1.9.9.109.1.1.1.1.8';
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my $oid_cpmCPUTotal1minRev = '.1.3.6.1.4.1.9.9.109.1.1.1.1.7';
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my $oid_cpmCPUTotal5secRev = '.1.3.6.1.4.1.9.9.109.1.1.1.1.6';
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my $snmp_result = $self->{snmp}->get_table(
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oid => $oid_cpmCPUTotalEntry, start => $oid_cpmCPUTotal5sec, end => $oid_cpmCPUTotal5minRev
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);
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$self->check_table_cpu(snmp_result => $snmp_result, sec5 => $oid_cpmCPUTotal5secRev, min1 => $oid_cpmCPUTotal1minRev, min5 => $oid_cpmCPUTotal5minRev);
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$self->check_table_cpu(snmp_result => $snmp_result, sec5 => $oid_cpmCPUTotal5sec, min1 => $oid_cpmCPUTotal1min, min5 => $oid_cpmCPUTotal5min);
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}
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sub check_cpu_old_sys {
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my ($self, %options) = @_;
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return if ($self->{checked_cpu} == 1);
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# Cisco IOS Software releases prior to 12.0(3)T
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my $oid_lcpu = '.1.3.6.1.4.1.9.2.1';
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my $oid_busyPer = '.1.3.6.1.4.1.9.2.1.56'; # .0 in reality
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my $oid_avgBusy1 = '.1.3.6.1.4.1.9.2.1.57'; # .0 in reality
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my $oid_avgBusy5 = '.1.3.6.1.4.1.9.2.1.58'; # .0 in reality
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my $snmp_result = $self->{snmp}->get_table(
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oid => $oid_lcpu, start => $oid_busyPer, end => $oid_avgBusy5
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);
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$self->check_table_cpu(snmp_result => $snmp_result, sec5 => $oid_busyPer, min1 => $oid_avgBusy1, min5 => $oid_avgBusy5);
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}
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sub check_cpu_system_ext {
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my ($self, %options) = @_;
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return if ($self->{checked_cpu} == 1);
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# Cisco Nexus
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my $oid_cseSysCPUUtilization = '.1.3.6.1.4.1.9.9.305.1.1.1'; # .0 in reality
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my $snmp_result = $self->{snmp}->get_table(
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oid => $oid_cseSysCPUUtilization
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);
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$self->check_nexus_cpu(snmp_result => $snmp_result, oid => $oid_cseSysCPUUtilization);
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}
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sub manage_selection {
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my ($self, %options) = @_;
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$self->{snmp} = $options{snmp};
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$self->{cpu_avg} = {};
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$self->{cpu_core} = {};
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$self->{checked_cpu} = 0;
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foreach (split /,/, $self->{option_results}->{check_order}) {
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my $method = $self->can('check_cpu_' . $_);
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if ($method) {
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$self->$method();
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}
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}
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if ($self->{checked_cpu} == 0) {
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$self->{output}->add_option_msg(short_msg => "Cannot find CPU informations");
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$self->{output}->option_exit();
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}
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$self->check_cpu_average();
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}
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1;
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__END__
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=head1 MODE
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Check cpu usage (CISCO-PROCESS-MIB and CISCO-SYSTEM-EXT-MIB).
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=over 8
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=item B<--check-order>
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Check cpu in standard cisco mib. If you have some issue (wrong cpu information in a specific mib), you can change the order
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(Default: 'process,old_sys,system_ext').
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=item B<--warning-*> B<--critical-*>
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Thresholds.
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Can be: 'core-5s', 'core-1m', 'core-5m', 'average-5s', 'average-1m', 'average-5m'.
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=back
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=cut
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