170 lines
4.8 KiB
Perl
170 lines
4.8 KiB
Perl
#
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# Copyright 2020 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 alarm 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 apps::monitoring::netdata::restapi::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' },
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{ name => 'cpu_results', type => 1, cb_prefix_output => 'prefix_cpu_core_output' }
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];
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$self->{maps_counters}->{cpu_avg} = [
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{ label => 'average', nlabel => 'cpu.utilization.percentage', set => {
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key_values => [ { name => 'average' }, { name => 'count' } ],
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output_template => '%.2f %%',
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perfdatas => [
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{ template => '%.2f', min => 0, max => 100, unit => '%' }
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]
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}
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}
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];
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$self->{maps_counters}->{cpu_results} = [
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{ label => 'core', nlabel => 'core.cpu.utilization.percentage', set => {
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key_values => [ { name => 'usage' }, { name => 'display' } ],
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output_template => 'usage: %.2f %%',
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perfdatas => [
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{ template => '%.2f', min => 0, max => 100, unit => '%', label_extra_instance => 1 }
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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 '" . $options{instance_value}->{display} . "' ";
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}
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sub new {
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my ($class, %options) = @_;
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my $self = $class->SUPER::new(package => __PACKAGE__, %options, force_new_perfdata => 1);
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bless $self, $class;
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$options{options}->add_options(arguments => {
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'chart-period:s' => { name => 'chart_period', default => '300' },
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'chart-statistics:s' => { name => 'chart_statistics', default => 'average' }
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});
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return $self;
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}
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sub manage_selection {
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my ($self, %options) = @_;
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my $cpu_total_usage;
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my $cpu_number = $options{custom}->get_info(filter_info => 'cores_total');
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foreach (my $i = 0; $i < $cpu_number; $i++) {
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my $cpu_core = 'cpu.cpu' . $i;
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my $result = $options{custom}->get_data(
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chart => $cpu_core,
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after_period => $self->{option_results}->{chart_period},
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group => $self->{option_results}->{chart_statistics}
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);
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my ($usage, $count) = (0, 0);
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foreach my $data (@{$result->{data}}) {
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while (my ($index, $label) = each(@{$result->{labels}})) {
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next if ($label eq 'time');
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$usage += $data->[$index];
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}
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$count++;
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}
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if ($count > 0) {
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$self->{cpu_results}->{$i} = {
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display => $i,
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usage => $usage / $count
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};
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$cpu_total_usage += ($usage / $count);
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}
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}
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my $avg_cpu = $cpu_total_usage / $cpu_number;
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$self->{cpu_avg} = {
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average => $avg_cpu,
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count => $cpu_number
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};
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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 *nix based servers CPU using the Netdata agent RestAPI.
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Example:
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perl centreon_plugins.pl --plugin=apps::monitoring::netdata::restapi::plugin
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--mode=cpu --hostname=10.0.0.1 --chart-period=300 --warning-average=70 --critical-average=80 --verbose
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More information on 'https://learn.netdata.cloud/docs/agent/web/api'.
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=over 8
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=item B<--chart-period>
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The period in seconds on which the values are calculated
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Default: 300
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=item B<--chart-statistic>
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The statistic calculation method used to parse the collected data.
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Can be : average, sum, min, max
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Default: average
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=item B<--warning-average>
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Warning threshold on average CPU utilization.
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=item B<--critical-average>
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Critical threshold on average CPU utilization.
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=item B<--warning-core>
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Warning threshold for each CPU core
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=item B<--critical-core>
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Critical threshold for each CPU core
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=back
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=cut
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