161 lines
6.3 KiB
Perl
161 lines
6.3 KiB
Perl
################################################################################
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# Copyright 2005-2013 MERETHIS
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# Centreon is developped by : Julien Mathis and Romain Le Merlus under
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# GPL Licence 2.0.
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#
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# This program is free software; you can redistribute it and/or modify it under
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# the terms of the GNU General Public License as published by the Free Software
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# Foundation ; either version 2 of the License.
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#
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# This program is distributed in the hope that it will be useful, but WITHOUT ANY
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# WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A
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# PARTICULAR PURPOSE. See the GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License along with
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# this program; if not, see <http://www.gnu.org/licenses>.
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#
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# Linking this program statically or dynamically with other modules is making a
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# combined work based on this program. Thus, the terms and conditions of the GNU
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# General Public License cover the whole combination.
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#
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# As a special exception, the copyright holders of this program give MERETHIS
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# permission to link this program with independent modules to produce an executable,
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# regardless of the license terms of these independent modules, and to copy and
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# distribute the resulting executable under terms of MERETHIS choice, provided that
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# MERETHIS also meet, for each linked independent module, the terms and conditions
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# of the license of that module. An independent module is a module which is not
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# derived from this program. If you modify this program, you may extend this
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# exception to your version of the program, but you are not obliged to do so. If you
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# do not wish to do so, delete this exception statement from your version.
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#
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# For more information : contact@centreon.com
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# Authors : Quentin Garnier <qgarnier@merethis.com>
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#
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####################################################################################
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package network::stonesoft::mode::droppedpackets;
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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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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} = '1.0';
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$options{options}->add_options(arguments =>
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{
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"warning:s" => { name => 'warning' },
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"critical:s" => { name => 'critical' },
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});
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$self->{statefile_value} = centreon::plugins::statefile->new(%options);
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return $self;
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}
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sub check_options {
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my ($self, %options) = @_;
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$self->SUPER::init(%options);
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if (($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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$self->{statefile_value}->check_options(%options);
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}
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sub run {
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my ($self, %options) = @_;
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# $options{snmp} = snmp object
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$self->{snmp} = $options{snmp};
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$self->{hostname} = $self->{snmp}->get_hostname();
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$self->{snmp_port} = $self->{snmp}->get_port();
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if ($self->{snmp}->is_snmpv1()) {
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$self->{output}->add_option_msg(short_msg => "Can't check SNMP 64 bits counters with SNMPv1.");
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$self->{output}->option_exit();
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}
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my $new_datas = {};
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$self->{statefile_value}->read(statefile => "stonesoft_" . $self->{hostname} . '_' . $self->{snmp_port} . '_' . $self->{mode});
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my $oid_fwDropped = '.1.3.6.1.4.1.1369.5.2.1.6.0';
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my $result = $self->{snmp}->get_leef(oids => [$oid_fwDropped], nothing_quit => 1);
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my $dropped_packets = $result->{$oid_fwDropped};
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$new_datas->{dropped_packets} = $dropped_packets;
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$new_datas->{last_timestamp} = time();
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my $old_datas = {};
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$old_datas->{old_timestamp} = $self->{statefile_value}->get(name => 'last_timestamp');
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$old_datas->{old_dropped_packets} = $self->{statefile_value}->get(name => 'dropped_packets');
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if (!defined($old_datas->{old_dropped_packets}) || $new_datas->{dropped_packets} < $old_datas->{old_dropped_packets}) {
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# We set 0. Has reboot.
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$old_datas->{old_dropped_packets} = 0;
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}
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if (defined($old_datas->{old_timestamp})) {
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my $time_delta = $new_datas->{last_timestamp} - $old_datas->{old_timestamp};
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if ($time_delta <= 0) {
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$time_delta = 1;
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}
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my $dropped_absolute = $new_datas->{dropped_packets} - $old_datas->{old_dropped_packets};
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my $dropped_absolute_per_sec = $dropped_absolute / $time_delta;
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my $exit = $self->{perfdata}->threshold_check(value => $dropped_absolute_per_sec, threshold => [ { label => 'critical', 'exit_litteral' => 'critical' }, { label => 'warning', exit_litteral => 'warning' } ]);
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$self->{output}->output_add(severity => $exit,
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short_msg => sprintf("Packets Dropped : %.2f /s [%i packets]",
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$dropped_absolute_per_sec, $dropped_absolute));
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$self->{output}->perfdata_add(label => 'dropped_packets_per_sec',
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value => sprintf("%.2f", $dropped_absolute_per_sec),
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warning => $self->{perfdata}->get_perfdata_for_output(label => 'warning'),
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critical => $self->{perfdata}->get_perfdata_for_output(label => 'critical'),
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min => 0);
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} else {
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$self->{output}->output_add(severity => 'OK',
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short_msg => "Buffer creation...");
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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 dropped packets per second by firewall.
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=over 8
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=item B<--warning>
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Threshold warning for dropped packets per second.
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=item B<--critical>
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Threshold critical for dropped packets per second.
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=back
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=cut
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