centreon-plugins/network/lenovo/flexsystem/snmp/mode/components/temperature.pm

113 lines
4.5 KiB
Perl

#
# Copyright 2021 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::lenovo::flexsystem::snmp::mode::components::temperature;
use strict;
use warnings;
my $mapping = {
hwInfoTemperatureWarn => { oid => '.1.3.6.1.4.1.20301.2.5.1.3.1.41.1.1.20' }, # "44 C (Warning at 66 C / Recover at 61 C)"
hwInfoTemperatureShut => { oid => '.1.3.6.1.4.1.20301.2.5.1.3.1.41.1.1.21' }, # "44 C (Shutdown at 72 C / Recover at 67 C)"
};
my $oid_hwInfoTableEntry = '.1.3.6.1.4.1.20301.2.5.1.3.1.41.1.1';
sub load {
my ($self) = @_;
push @{$self->{request}}, {
oid => $oid_hwInfoTableEntry,
start => $mapping->{hwInfoTemperatureWarn}->{oid},
end => $mapping->{hwInfoTemperatureShut}->{oid}
};
}
sub check {
my ($self) = @_;
$self->{output}->output_add(long_msg => "checking temperatures");
$self->{components}->{temperature} = { name => 'temperatures', total => 0, skip => 0 };
return if ($self->check_filter(section => 'temperature'));
foreach my $oid ($self->{snmp}->oid_lex_sort(keys %{$self->{results}->{$oid_hwInfoTableEntry}})) {
next if ($oid !~ /^$mapping->{hwInfoTemperatureShut}->{oid}\.(\d+)$/);
my $instance = $1;
my $result = $self->{snmp}->map_instance(mapping => $mapping, results => $self->{results}->{$oid_hwInfoTableEntry}, instance => $instance);
next if ($self->check_filter(section => 'temperature', instance => $instance));
$self->{components}->{temperature}->{total}++;
$result->{hwInfoTemperatureWarn} =~ /^([.0-9]+)\s*C\s*\(Warn(?:ing)?\s*at\s*([.0-9]+)\s*C/i;
my ($temperature, $warning_mib) = ($1, $2);
$result->{hwInfoTemperatureShut} =~ /^([.0-9]+)\s*C\s*\(Shutdown\s*at\s*([.0-9]+)\s*C/i;
$temperature = $1 if ($1 > $temperature);
my $critical_mib = ($warning_mib + $2) / 2;
if ($warning_mib == $critical_mib) { #seen on some chassis !
$warning_mib -= 10;
$critical_mib -= 5;
}
$self->{output}->output_add(
long_msg => sprintf(
"temperature switch '%s' is %s C [instance: %s]",
$instance,
$temperature,
$instance
)
);
my ($exit, $warn, $crit, $checked) = $self->get_severity_numeric(section => 'temperature', instance => $instance, value => $temperature);
if ($checked == 0) {
$self->{perfdata}->threshold_validate(label => 'warning-temperature-instance-' . $instance, value => $warning_mib);
$self->{perfdata}->threshold_validate(label => 'critical-temperature-instance-' . $instance, value => $critical_mib);
$warn = $self->{perfdata}->get_perfdata_for_output(label => 'warning-temperature-instance-' . $instance);
$crit = $self->{perfdata}->get_perfdata_for_output(label => 'critical-temperature-instance-' . $instance);
$exit = $self->{perfdata}->threshold_check(
value => $temperature,
threshold => [
{ label => 'critical-temperature-instance-' . $instance, exit_litteral => 'critical' },
{ label => 'warning-temperature-instance-' . $instance, exit_litteral => 'warning' }
]
);
}
if (!$self->{output}->is_status(value => $exit, compare => 'ok', litteral => 1)) {
$self->{output}->output_add(
severity => $exit,
short_msg => sprintf(
"temperature switch '%s' is %s C",
$instance,
$temperature
)
);
}
$self->{output}->perfdata_add(
nlabel => 'hardware.temperature.celsius', unit => 'C',
instances => 'switch' . $instance,
value => $temperature,
warning => $warn,
critical => $crit
);
}
}
1;