202 lines
7.1 KiB
Perl
202 lines
7.1 KiB
Perl
#
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# Copyright 2016 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 cloud::docker::mode::cpu;
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use base qw(centreon::plugins::mode);
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use strict;
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use warnings;
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use centreon::plugins::statefile;
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use centreon::plugins::http;
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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, $class;
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$self->{version} = '1.1';
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$options{options}->add_options(arguments =>
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{
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"port:s" => { name => 'port' },
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"name:s" => { name => 'name' },
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"id:s" => { name => 'id' },
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"warning:s" => { name => 'warning' },
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"critical:s" => { name => 'critical' },
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});
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$self->{statefile_value} = centreon::plugins::statefile->new(%options);
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$self->{http} = centreon::plugins::http->new(output => $self->{output});
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return $self;
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}
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sub check_options {
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my ($self, %options) = @_;
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$self->SUPER::init(%options);
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if ((defined($self->{option_results}->{name})) && (defined($self->{option_results}->{id}))) {
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$self->{output}->add_option_msg(short_msg => "Please set the name or id option");
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$self->{output}->option_exit();
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}
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if ((!defined($self->{option_results}->{name})) && (!defined($self->{option_results}->{id}))) {
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$self->{output}->add_option_msg(short_msg => "Please set the name or id option");
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$self->{output}->option_exit();
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}
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if (($self->{perfdata}->threshold_validate(label => 'warning', value => $self->{option_results}->{warning})) == 0) {
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$self->{output}->add_option_msg(short_msg => "Wrong warning threshold '" . $self->{option_results}->{warning} . "'.");
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$self->{output}->option_exit();
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}
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if (($self->{perfdata}->threshold_validate(label => 'critical', value => $self->{option_results}->{critical})) == 0) {
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$self->{output}->add_option_msg(short_msg => "Wrong critical threshold '" . $self->{option_results}->{critical} . "'.");
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$self->{output}->option_exit();
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}
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$self->{http}->set_options(%{$self->{option_results}});
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$self->{statefile_value}->check_options(%options);
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}
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sub run {
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my ($self, %options) = @_;
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if (defined($self->{option_results}->{id})) {
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$self->{statefile_value}->read(statefile => 'docker_' . $self->{option_results}->{id} . '_' . $self->{http}->get_port() . '_' . $self->{mode});
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} elsif (defined($self->{option_results}->{name})) {
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$self->{statefile_value}->read(statefile => 'docker_' . $self->{option_results}->{name} . '_' . $self->{http}->get_port() . '_' . $self->{mode});
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}
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my $urlpath;
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if (defined($self->{option_results}->{id})) {
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$urlpath = "/containers/".$self->{option_results}->{id}."/stats";
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} elsif (defined($self->{option_results}->{name})) {
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$urlpath = "/containers/".$self->{option_results}->{name}."/stats";
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}
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my $port = $self->{option_results}->{port};
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my $containerapi = $options{custom};
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my $webcontent = $containerapi->api_request(urlpath => $urlpath,
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port => $port);
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my $cpu_totalusage = $webcontent->{cpu_stats}->{cpu_usage}->{total_usage};
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my $cpu_systemusage = $webcontent->{cpu_stats}->{system_cpu_usage};
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my @cpu_number = @{$webcontent->{cpu_stats}->{cpu_usage}->{percpu_usage}};
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my $cpu_throttledtime = $webcontent->{cpu_stats}->{throttling_data}->{throttled_time};
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my $new_datas = {};
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$new_datas->{cpu_totalusage} = $cpu_totalusage;
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$new_datas->{cpu_systemusage} = $cpu_systemusage;
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$new_datas->{cpu_throttledtime} = $cpu_throttledtime;
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my $old_cpu_totalusage = $self->{statefile_value}->get(name => 'cpu_totalusage');
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my $old_cpu_systemusage = $self->{statefile_value}->get(name => 'cpu_systemusage');
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my $old_cpu_throttledtime = $self->{statefile_value}->get(name => 'cpu_throttledtime');
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if ((!defined($old_cpu_totalusage)) || (!defined($old_cpu_systemusage)) || (!defined($old_cpu_throttledtime))) {
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$self->{output}->output_add(severity => 'OK',
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short_msg => "Buffer creation...");
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$self->{statefile_value}->write(data => $new_datas);
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$self->{output}->display();
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$self->{output}->exit();
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}
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if ($new_datas->{cpu_totalusage} < $old_cpu_totalusage) {
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# We set 0. Has reboot.
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$old_cpu_totalusage = 0;
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}
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if ($new_datas->{cpu_systemusage} < $old_cpu_systemusage) {
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# We set 0. Has reboot.
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$old_cpu_systemusage = 0;
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}
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if ($new_datas->{cpu_throttledtime} < $old_cpu_throttledtime) {
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# We set 0. Has reboot.
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$old_cpu_throttledtime = 0;
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}
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my $delta_totalusage = $cpu_totalusage - $old_cpu_totalusage;
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my $delta_systemusage = $cpu_systemusage - $old_cpu_systemusage;
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my $delta_throttledtime = $cpu_throttledtime - $old_cpu_throttledtime;
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# Nano second to second
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my $throttledtime = $delta_throttledtime / 10 ** 9;
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my $prct_cpu = (($delta_totalusage / $delta_systemusage) * scalar(@cpu_number)) * 100;
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my $exit = $self->{perfdata}->threshold_check(value => $prct_cpu, threshold => [ { label => 'critical', 'exit_litteral' => 'critical' }, { label => 'warning', exit_litteral => 'warning' } ]);
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$self->{output}->output_add(severity => $exit,
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short_msg => sprintf("CPU Usage is %.2f%% (Throttled Time: %.3fs)", $prct_cpu, $throttledtime));
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$self->{output}->perfdata_add(label => "cpu", unit => '%',
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value => $prct_cpu,
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warning => $self->{perfdata}->get_perfdata_for_output(label => 'warning'),
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critical => $self->{perfdata}->get_perfdata_for_output(label => 'critical'),
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min => 0,
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max => 100,
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);
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$self->{output}->perfdata_add(label => "throttled", unit => 's',
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value => $throttledtime,
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min => 0,
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);
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$self->{statefile_value}->write(data => $new_datas);
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$self->{output}->display();
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$self->{output}->exit();
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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 Container's CPU usage
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=head2 DOCKER OPTIONS
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=item B<--port>
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Port used by Docker
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=item B<--id>
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Specify one container's id
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=item B<--name>
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Specify one container's name
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=head2 MODE OPTIONS
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=item B<--warning>
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Threshold warning in percent.
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=item B<--critical>
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Threshold critical in percent.
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=back
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=cut
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