centreon-plugins/network/bluecoat/mode/cpu.pm

159 lines
6.4 KiB
Perl

################################################################################
# Copyright 2005-2013 MERETHIS
# Centreon is developped by : Julien Mathis and Romain Le Merlus under
# GPL Licence 2.0.
#
# 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 ; either version 2 of the License.
#
# 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, see <http://www.gnu.org/licenses>.
#
# Linking this program statically or dynamically with other modules is making a
# combined work based on this program. Thus, the terms and conditions of the GNU
# General Public License cover the whole combination.
#
# As a special exception, the copyright holders of this program give MERETHIS
# permission to link this program with independent modules to produce an executable,
# regardless of the license terms of these independent modules, and to copy and
# distribute the resulting executable under terms of MERETHIS choice, provided that
# MERETHIS also meet, for each linked independent module, the terms and conditions
# of the license of that module. An independent module is a module which is not
# derived from this program. If you modify this program, you may extend this
# exception to your version of the program, but you are not obliged to do so. If you
# do not wish to do so, delete this exception statement from your version.
#
# For more information : contact@centreon.com
# Authors : Quentin Garnier <qgarnier@merethis.com>
#
####################################################################################
package network::bluecoat::mode::cpu;
use base qw(centreon::plugins::mode);
use strict;
use warnings;
use centreon::plugins::statefile;
sub new {
my ($class, %options) = @_;
my $self = $class->SUPER::new(package => __PACKAGE__, %options);
bless $self, $class;
$self->{version} = '1.0';
$options{options}->add_options(arguments =>
{
"warning:s" => { name => 'warning' },
"critical:s" => { name => 'critical' },
});
$self->{statefile_value} = centreon::plugins::statefile->new(%options);
return $self;
}
sub check_options {
my ($self, %options) = @_;
$self->SUPER::init(%options);
if (($self->{perfdata}->threshold_validate(label => 'warning', value => $self->{option_results}->{warning})) == 0) {
$self->{output}->add_option_msg(short_msg => "Wrong warning threshold '" . $self->{option_results}->{warning} . "'.");
$self->{output}->option_exit();
}
if (($self->{perfdata}->threshold_validate(label => 'critical', value => $self->{option_results}->{critical})) == 0) {
$self->{output}->add_option_msg(short_msg => "Wrong critical threshold '" . $self->{option_results}->{critical} . "'.");
$self->{output}->option_exit();
}
$self->{statefile_value}->check_options(%options);
}
sub run {
my ($self, %options) = @_;
# $options{snmp} = snmp object
$self->{snmp} = $options{snmp};
$self->{hostname} = $self->{snmp}->get_hostname();
$self->{snmp_port} = $self->{snmp}->get_port();
if ($self->{snmp}->is_snmpv1()) {
$self->{output}->add_option_msg(short_msg => "Need to use SNMP v2c or v3.");
$self->{output}->option_exit();
}
my $new_datas = {};
my $old_timestamp = undef;
$self->{statefile_value}->read(statefile => 'bluecoat_' . $self->{hostname} . '_' . $self->{snmp_port} . '_' . $self->{mode});
my $result = $self->{snmp}->get_table(oid => '.1.3.6.1.4.1.3417.2.11.2.4.1', nothing_quit => 1);
$old_timestamp = $self->{statefile_value}->get(name => 'last_timestamp');
$new_datas->{last_timestamp} = time();
for (my $i = 1; defined($result->{'.1.3.6.1.4.1.3417.2.11.2.4.1.3.' . $i}); $i++) {
$new_datas->{'cpu_' . $i . '_busy'} = $result->{'.1.3.6.1.4.1.3417.2.11.2.4.1.3.' . $i};
$new_datas->{'cpu_' . $i . '_idle'} = $result->{'.1.3.6.1.4.1.3417.2.11.2.4.1.4.' . $i};
if (!defined($old_timestamp)) {
next;
}
my $old_cpu_busy = $self->{statefile_value}->get(name => 'cpu_' . $i . '_busy');
my $old_cpu_idle = $self->{statefile_value}->get(name => 'cpu_' . $i . '_idle');
if (!defined($old_cpu_busy) || !defined($old_cpu_idle)) {
next;
}
if ($new_datas->{'cpu_' . $i . '_busy'} < $old_cpu_busy) {
# We set 0. Has reboot.
$old_cpu_busy = 0;
$old_cpu_idle = 0;
}
my $total_elapsed = (($new_datas->{'cpu_' . $i . '_busy'} - $old_cpu_busy) + ($new_datas->{'cpu_' . $i . '_idle'} - $old_cpu_idle));
my $prct_usage = (($new_datas->{'cpu_' . $i . '_busy'} - $old_cpu_busy) * 100 / ($total_elapsed));
my $exit = $self->{perfdata}->threshold_check(value => $prct_usage, threshold => [ { label => 'critical', 'exit_litteral' => 'critical' }, { label => 'warning', exit_litteral => 'warning' } ]);
$self->{output}->output_add(severity => $exit,
short_msg => sprintf("CPU $i Usage is %.2f%%", $prct_usage));
$self->{output}->perfdata_add(label => 'cpu_' . $i, unit => '%',
value => sprintf("%.2f", $prct_usage),
warning => $self->{perfdata}->get_perfdata_for_output(label => 'warning'),
critical => $self->{perfdata}->get_perfdata_for_output(label => 'critical'),
min => 0, max => 100);
}
$self->{statefile_value}->write(data => $new_datas);
if (!defined($old_timestamp)) {
$self->{output}->output_add(severity => 'OK',
short_msg => "Buffer creation...");
}
$self->{output}->display();
$self->{output}->exit();
}
1;
__END__
=head1 MODE
Check CPU Usage
=over 8
=item B<--warning>
Threshold warning in percent.
=item B<--critical>
Threshold critical in percent.
=back
=cut