centreon-plugins/snmp_standard/mode/cpu.pm

146 lines
3.7 KiB
Perl

#
# Copyright 2020 Centreon (http://www.centreon.com/)
#
# Centreon is a full-fledged industry-strength solution that meets
# the needs in IT infrastructure and application monitoring for
# service performance.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
#
package snmp_standard::mode::cpu;
use base qw(centreon::plugins::templates::counter);
use strict;
use warnings;
sub set_counters {
my ($self, %options) = @_;
$self->{maps_counters_type} = [
{ name => 'cpu_avg', type => 0, cb_prefix_output => 'prefix_cpu_avg_output' },
{ name => 'cpu_core', type => 1, cb_prefix_output => 'prefix_cpu_core_output' }
];
$self->{maps_counters}->{cpu_avg} = [
{ label => 'average', nlabel => 'cpu.utilization.percentage', set => {
key_values => [ { name => 'average' }, { name => 'count' } ],
output_template => '%.2f %%',
perfdatas => [
{ label => 'total_cpu_avg', value => 'average', template => '%.2f',
min => 0, max => 100, unit => '%' },
],
}
},
];
$self->{maps_counters}->{cpu_core} = [
{ label => 'core', nlabel => 'core.cpu.utilization.percentage', set => {
key_values => [ { name => 'cpu' }, { name => 'display' } ],
output_template => 'usage : %.2f %%',
perfdatas => [
{ label => 'cpu', value => 'cpu', template => '%.2f',
min => 0, max => 100, unit => '%', label_extra_instance => 1, instance_use => 'display' },
],
}
},
];
}
sub prefix_cpu_avg_output {
my ($self, %options) = @_;
return $self->{cpu_avg}->{count} . " CPU(s) average usage is ";
}
sub prefix_cpu_core_output {
my ($self, %options) = @_;
return "CPU '" . $options{instance_value}->{display} . "' ";
}
sub new {
my ($class, %options) = @_;
my $self = $class->SUPER::new(package => __PACKAGE__, %options);
bless $self, $class;
$options{options}->add_options(arguments => {
});
return $self;
}
sub manage_selection {
my ($self, %options) = @_;
$self->{cpu_avg} = {};
$self->{cpu_core} = {};
my $oid_cputable = '.1.3.6.1.2.1.25.3.3.1.2';
my $result = $options{snmp}->get_table(oid => $oid_cputable, nothing_quit => 1);
my $cpu = 0;
my $i = 0;
foreach my $key ($options{snmp}->oid_lex_sort(keys %$result)) {
$key =~ /\.([0-9]+)$/;
my $cpu_num = $1;
$cpu += $result->{$key};
$self->{cpu_core}->{$i} = {
display => $i,
cpu => $result->{$key}
};
$i++;
}
my $avg_cpu = $cpu / $i;
$self->{cpu_avg} = {
average => $avg_cpu,
count => $i
};
}
1;
__END__
=head1 MODE
Check system CPUs (HOST-RESOURCES-MIB)
(The average, over the last minute, of the percentage
of time that this processor was not idle)
=over 8
=item B<--warning-average>
Warning threshold average CPU utilization.
=item B<--critical-average>
Critical threshold average CPU utilization.
=item B<--warning-core>
Warning thresholds for each CPU core
=item B<--critical-core>
Critical thresholds for each CPU core
=back
=cut