centreon-plugins/network/checkpoint/snmp/mode/connections.pm

125 lines
4.4 KiB
Perl

#
# Copyright 2018 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 network::checkpoint::snmp::mode::connections;
use base qw(centreon::plugins::mode);
use strict;
use warnings;
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' },
"units:s" => { name => 'units', default => 'absolute' },
});
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} . "'.");
$self->{output}->option_exit();
}
if ($self->{option_results}->{units} !~ /^(absolute|%)$/i) {
$self->{output}->add_option_msg(short_msg => "Wrong units option: absolute or %");
$self->{output}->option_exit();
}
}
sub run {
my ($self, %options) = @_;
$self->{snmp} = $options{snmp};
my $oid_fwNumCom = '.1.3.6.1.4.1.2620.1.1.25.3.0';
my $oid_fwConnTableLimit = '.1.3.6.1.4.1.2620.1.1.25.10.0';
my $result = $self->{snmp}->get_leef(oids => [$oid_fwNumCom, $oid_fwConnTableLimit], nothing_quit => 1);
my $value = $result->{$oid_fwNumCom};
my $extra = '';
my %total_options = ();
if (defined($result->{$oid_fwConnTableLimit}) && $result->{$oid_fwConnTableLimit} > 0) {
my $prct_used = sprintf("%.2f", $result->{$oid_fwNumCom} * 100 / $result->{$oid_fwConnTableLimit});
$extra = " (" . $prct_used . '% used on ' . $result->{$oid_fwConnTableLimit} . ")";
if ($self->{option_results}->{units} eq '%') {
$value = $prct_used;
%total_options = ( total => $result->{$oid_fwConnTableLimit}, cast_int => 1);
}
}
my $exit = $self->{perfdata}->threshold_check(value => $value,
threshold => [ { label => 'critical', exit_litteral => 'critical' }, { label => 'warning', exit_litteral => 'warning' } ]);
$self->{output}->output_add(severity => $exit,
short_msg => sprintf("Connections: %d%s", $result->{$oid_fwNumCom}, $extra));
$self->{output}->perfdata_add(label => "connections", unit => 'con',
value => $result->{$oid_fwNumCom},
warning => $self->{perfdata}->get_perfdata_for_output(label => 'warning', %total_options),
critical => $self->{perfdata}->get_perfdata_for_output(label => 'critical', %total_options),
min => 0
);
$self->{output}->display();
$self->{output}->exit();
}
1;
__END__
=head1 MODE
Check firewall number of connections (chkpnt.mib).
=over 8
=item B<--warning>
Number of connections trigerring a warning state
=item B<--critical>
Number of connections trigerring a criticalstate
=item B<--units>
Units of thresholds (Default: 'absolute') ('%', 'absolute').
=back
=cut