centreon-plugins/hardware/devices/polycom/dma/snmp/mode/alerts.pm

202 lines
7.2 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 hardware::devices::polycom::dma::snmp::mode::alerts;
use base qw(centreon::plugins::templates::counter);
use strict;
use warnings;
use centreon::plugins::misc;
use centreon::plugins::statefile;
use centreon::plugins::templates::catalog_functions qw(catalog_status_threshold);
sub custom_status_output {
my ($self, %options) = @_;
return sprintf(
"alarm [code: %s] [severity: %s] [description: %s] %s", $self->{result_values}->{code},
$self->{result_values}->{severity}, $self->{result_values}->{description}, $self->{result_values}->{timestamp}
);
}
sub custom_status_calc {
my ($self, %options) = @_;
$self->{result_values}->{code} = $options{new_datas}->{$self->{instance} . '_alActAlertCode'};
$self->{result_values}->{severity} = $options{new_datas}->{$self->{instance} . '_alActAlertSeverity'};
$self->{result_values}->{description} = $options{new_datas}->{$self->{instance} . '_alActAlertDescription'};
$self->{result_values}->{timestamp} = $options{new_datas}->{$self->{instance} . '_alActAlertTimestamp'};
$self->{result_values}->{since} = $options{new_datas}->{$self->{instance} . '_since'};
return 0;
}
sub set_counters {
my ($self, %options) = @_;
$self->{maps_counters_type} = [
{ name => 'alerts', type => 2, message_multiple => 'No problem detected', display_counter_problem => { label => 'dma.alerts.total.count', min => 0 },
group => [ { name => 'alert', skipped_code => { -11 => 1 } } ]
}
];
$self->{maps_counters}->{alert} = [
{ label => 'status', threshold => 0, set => {
key_values => [ { name => 'alActAlertCode' }, { name => 'alActAlertSeverity' },
{ name => 'since' }, { name => 'alActAlertDescription' }, { name => 'alActAlertTimestamp' } ],
closure_custom_calc => $self->can('custom_status_calc'),
closure_custom_output => $self->can('custom_status_output'),
closure_custom_perfdata => sub { return 0; },
closure_custom_threshold_check => \&catalog_status_threshold
}
}
];
}
sub new {
my ($class, %options) = @_;
my $self = $class->SUPER::new(package => __PACKAGE__, %options, force_new_perfdata => 1);
bless $self, $class;
$options{options}->add_options(arguments => {
'filter-msg:s' => { name => 'filter_msg' },
'warning-status:s' => { name => 'warning_status', default => '%{severity} =~ /warn/i' },
'critical-status:s' => { name => 'critical_status', default => '%{severity} =~ /severe/i' },
'memory' => { name => 'memory' }
});
centreon::plugins::misc::mymodule_load(
output => $self->{output},
module => 'Date::Parse',
error_msg => "Cannot load module 'Date::Parse'."
);
$self->{statefile_cache} = centreon::plugins::statefile->new(%options);
return $self;
}
sub check_options {
my ($self, %options) = @_;
$self->SUPER::check_options(%options);
$self->change_macros(macros => ['warning_status', 'critical_status']);
if (defined($self->{option_results}->{memory})) {
$self->{statefile_cache}->check_options(%options);
}
}
my %map_severity = (0 => 'warn', 1 => 'severe', 2 => 'critical');
my $mapping = {
alActAlertTimestamp => { oid => '.1.3.6.1.4.1.13885.13.2.4.1.2.1.3' },
alActAlertCode => { oid => '.1.3.6.1.4.1.23916.3.1.4.1.4' },
alActAlertSeverity => { oid => '.1.3.6.1.4.1.23916.3.1.4.1.6' },
alActAlertDescription => { oid => '.1.3.6.1.4.1.23916.3.1.4.1.13', map => \%map_severity }
};
my $oid_alActiveAlertsEntry = '.1.3.6.1.4.1.13885.13.2.4.1.2.1';
sub manage_selection {
my ($self, %options) = @_;
$self->{alerts}->{global} = { alarm => {} };
my $alert_result = $options{snmp}->get_table(
oid => $oid_alActiveAlertsEntry,
nothing_quit => 0
);
my $last_time;
if (defined($self->{option_results}->{memory})) {
$self->{statefile_cache}->read(statefile => 'cache_polycom_dma_' . $options{snmp}->get_hostname() . '_' . $options{snmp}->get_port(). '_' . $self->{mode});
$last_time = $self->{statefile_cache}->get(name => 'last_time');
}
my ($i, $current_time) = (1, time());
foreach my $oid (keys %{$alert_result}) {
next if ($oid !~ /^$mapping->{alActAlertSeverity}->{oid}\.(.*)$/);
my $instance = $1;
my $result = $options{snmp}->map_instance(mapping => $mapping, results => $alert_result, instance => $instance);
my $create_time = Date::Parse::str2time($result->{msgGenerationTime});
if (!defined($create_time)) {
$self->{output}->output_add(
severity => 'UNKNOWN',
short_msg => "Can't Parse date '" . $result->{msgGenerationTime} . "'"
);
next;
}
next if (defined($self->{option_results}->{memory}) && defined($last_time) && $last_time > $create_time);
if (defined($self->{option_results}->{filter_msg}) && $self->{option_results}->{filter_msg} ne '' &&
$result->{filter_severity} !~ /$self->{option_results}->{filter_msg}/) {
$self->{output}->output_add(long_msg => "skipping '" . $result->{filter_severity} . "': no matching filter.", debug => 1);
next;
}
if (defined($self->{option_results}->{filter_severity}) && $self->{option_results}->{filter_severity} ne '' &&
$result->{alActAlertSeverity} !~ /$self->{option_results}->{filter_severity}/) {
$self->{output}->output_add(long_msg => "skipping '" . $result->{alActAlertSeverity} . "': no matching filter.", debug => 1);
next;
}
my $diff_time = $current_time - $create_time;
$self->{alerts}->{global}->{alert}->{$i} = { %$result, since => $diff_time };
$i++;
}
if (defined($self->{option_results}->{memory})) {
$self->{statefile_cache}->write(data => { last_time => $current_time });
}
}
1;
__END__
=head1 MODE
Check alerts.
=over 8
=item B<--filter-msg>
Filter by message (can be a regexp).
=item B<--warning-status>
Set warning threshold for status (Default: '%{severity} =~ /warn/i')
Can use special variables like: %{severity}, %{text}, %{code}, %{since}
=item B<--critical-status>
Set critical threshold for status (Default: '%{severity} =~ /severe/i').
Can use special variables like: %{severity}, %{text}, %{source}, %{since}
=item B<--memory>
Only check new alarms.
=back
=cut