141 lines
4.6 KiB
Perl
141 lines
4.6 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 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 network::colubris::snmp::mode::memory;
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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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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, $class;
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$options{options}->add_options(arguments => {
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'warning:s' => { name => 'warning' },
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'critical:s' => { name => 'critical' },
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});
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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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}
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sub run {
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my ($self, %options) = @_;
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$self->{snmp} = $options{snmp};
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my $oid_coUsInfoRamTotal = '.1.3.6.1.4.1.8744.5.21.1.1.9.0';
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my $oid_coUsInfoRamFree = '.1.3.6.1.4.1.8744.5.21.1.1.10.0';
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my $oid_coUsInfoRamBuffer = '.1.3.6.1.4.1.8744.5.21.1.1.11.0';
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my $oid_coUsInfoRamCached = '.1.3.6.1.4.1.8744.5.21.1.1.12.0';
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my $result = $self->{snmp}->get_leef(
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oids => [
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$oid_coUsInfoRamTotal, $oid_coUsInfoRamFree,
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$oid_coUsInfoRamBuffer, $oid_coUsInfoRamCached
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],
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nothing_quit => 1
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);
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my $cached_used = $result->{$oid_coUsInfoRamCached};
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my $buffer_used = $result->{$oid_coUsInfoRamBuffer};
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my $physical_used = ($result->{$oid_coUsInfoRamTotal}) - ($result->{$oid_coUsInfoRamFree});
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my $nobuf_used = $physical_used - $buffer_used - $cached_used;
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my $total_size = $result->{$oid_coUsInfoRamTotal};
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my $prct_used = $nobuf_used * 100 / $total_size;
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my $exit = $self->{perfdata}->threshold_check(value => $prct_used, threshold => [ { label => 'critical', exit_litteral => 'critical' }, { label => 'warning', exit_litteral => 'warning' } ]);
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my ($total_value, $total_unit) = $self->{perfdata}->change_bytes(value => $total_size);
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my ($nobuf_value, $nobuf_unit) = $self->{perfdata}->change_bytes(value => $nobuf_used);
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my ($buffer_value, $buffer_unit) = $self->{perfdata}->change_bytes(value => $buffer_used);
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my ($cached_value, $cached_unit) = $self->{perfdata}->change_bytes(value => $cached_used);
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$self->{output}->output_add(
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severity => $exit,
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short_msg => sprintf(
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"Ram Total: %s, Used (-buffers/cache): %s (%.2f%%), Buffer: %s, Cached: %s",
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$total_value . " " . $total_unit,
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$nobuf_value . " " . $nobuf_unit, $prct_used,
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$buffer_value . " " . $buffer_unit,
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$cached_value . " " . $cached_unit
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)
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);
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$self->{output}->perfdata_add(
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label => "cached", unit => 'B',
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value => $cached_used,
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min => 0
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);
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$self->{output}->perfdata_add(
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label => "buffer", unit => 'B',
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value => $buffer_used,
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min => 0
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);
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$self->{output}->perfdata_add(
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label => "used", unit => 'B',
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value => $nobuf_used,
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warning => $self->{perfdata}->get_perfdata_for_output(label => 'warning', total => $total_size, cast_int => 1),
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critical => $self->{perfdata}->get_perfdata_for_output(label => 'critical', total => $total_size, cast_int => 1),
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min => 0, max => $total_size
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);
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$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 memory usage.
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=over 8
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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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