318 lines
12 KiB
Perl
318 lines
12 KiB
Perl
#
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# Copyright 2021 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 centreon::plugins::values;
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use strict;
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use warnings;
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# Warning message with sprintf and too much arguments.
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# Really annoying. Need to disable that warning
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no if ($^V gt v5.22.0), 'warnings' => 'redundant';
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sub new {
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my ($class, %options) = @_;
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my $self = {};
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bless $self, $class;
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$self->{statefile} = $options{statefile};
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$self->{output} = $options{output};
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$self->{perfdata} = $options{perfdata};
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$self->{label} = $options{label};
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$self->{nlabel} = $options{nlabel};
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$self->{thlabel} = defined($options{thlabel}) ? $options{thlabel} : $self->{label};
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$self->{perfdatas} = [];
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$self->{output_template} = $self->{label} . ' : %s';
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$self->{output_use} = undef;
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$self->{output_change_bytes} = 0;
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$self->{output_error_template} = $self->{label} . ' : %s';
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$self->{threshold_use} = undef;
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$self->{threshold_warn} = undef;
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$self->{threshold_crit} = undef;
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$self->{per_second} = 0;
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$self->{manual_keys} = 0;
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$self->{last_timestamp} = undef;
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$self->{result_values} = {};
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return $self;
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}
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sub init {
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my ($self, %options) = @_;
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my $unkn = defined($self->{threshold_unkn}) ? $self->{threshold_unkn} : 'unknown-' . $self->{thlabel};
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my $warn = defined($self->{threshold_warn}) ? $self->{threshold_warn} : 'warning-' . $self->{thlabel};
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my $crit = defined($self->{threshold_crit}) ? $self->{threshold_crit} : 'critical-' . $self->{thlabel};
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if (($self->{perfdata}->threshold_validate(label => $unkn, value => $options{option_results}->{$unkn})) == 0) {
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$self->{output}->add_option_msg(short_msg => "Wrong $unkn threshold '" . $options{option_results}->{$unkn} . "'.");
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$self->{output}->option_exit();
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}
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if (($self->{perfdata}->threshold_validate(label => $warn, value => $options{option_results}->{$warn})) == 0) {
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$self->{output}->add_option_msg(short_msg => "Wrong $warn threshold '" . $options{option_results}->{$warn} . "'.");
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$self->{output}->option_exit();
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}
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if (($self->{perfdata}->threshold_validate(label => $crit, value => $options{option_results}->{$crit})) == 0) {
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$self->{output}->add_option_msg(short_msg => "Wrong $crit threshold '" . $options{option_results}->{$crit} . "'.");
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$self->{output}->option_exit();
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}
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}
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sub set {
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my ($self, %options) = @_;
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foreach (keys %options) {
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$self->{$_} = $options{$_};
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}
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}
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sub calc {
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my ($self, %options) = @_;
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# manage only one value ;)
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foreach my $value (@{$self->{key_values}}) {
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if (defined($value->{diff}) && $value->{diff} == 1) {
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$self->{result_values}->{$value->{name}} = $options{new_datas}->{$self->{instance} . '_' . $value->{name}} - $options{old_datas}->{$self->{instance} . '_' . $value->{name}};
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} elsif (defined($value->{per_second}) && $value->{per_second} == 1) {
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$self->{result_values}->{$value->{name}} = ($options{new_datas}->{$self->{instance} . '_' . $value->{name}} - $options{old_datas}->{$self->{instance} . '_' . $value->{name}}) / $options{delta_time};
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} elsif (defined($value->{per_minute}) && $value->{per_minute} == 1) {
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$self->{result_values}->{$value->{name}} = ($options{new_datas}->{$self->{instance} . '_' . $value->{name}} - $options{old_datas}->{$self->{instance} . '_' . $value->{name}}) / ($options{delta_time} / 60);
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} else {
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$self->{result_values}->{$value->{name}} = $options{new_datas}->{$self->{instance} . '_' . $value->{name}};
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}
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}
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return 0;
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}
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sub threshold_check {
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my ($self, %options) = @_;
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if (defined($self->{closure_custom_threshold_check})) {
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return &{$self->{closure_custom_threshold_check}}($self, %options);
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}
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my $unkn = defined($self->{threshold_unkn}) ? $self->{threshold_unkn} : 'unknown-' . $self->{thlabel};
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my $warn = defined($self->{threshold_warn}) ? $self->{threshold_warn} : 'warning-' . $self->{thlabel};
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my $crit = defined($self->{threshold_crit}) ? $self->{threshold_crit} : 'critical-' . $self->{thlabel};
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my $value = '';
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if (defined($self->{threshold_use})) {
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$value = $self->{result_values}->{ $self->{threshold_use} };
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} else {
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$value = defined($self->{key_values}->[0]) ? $self->{result_values}->{ $self->{key_values}->[0]->{name} } : '';
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}
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return $self->{perfdata}->threshold_check(
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value => $value, threshold => [
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{ label => $crit, exit_litteral => 'critical' },
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{ label => $warn, exit_litteral => 'warning' },
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{ label => $unkn, exit_litteral => 'unknown' }
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]
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);
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}
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sub output_error {
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my ($self, %options) = @_;
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return sprintf($self->{output_error_template}, $self->{error_msg});
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}
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sub output {
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my ($self, %options) = @_;
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if (defined($self->{closure_custom_output})) {
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return $self->{closure_custom_output}->($self);
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}
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my ($value, $unit, $name) = ('', '');
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if (defined($self->{output_use})) {
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$name = $self->{output_use};
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} else {
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$name = defined($self->{key_values}->[0]) ? $self->{key_values}->[0]->{name} : undef;
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}
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if (defined($name)) {
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$value = $self->{result_values}->{$name};
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if ($self->{output_change_bytes} == 1) {
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($value, $unit) = $self->{perfdata}->change_bytes(value => $value);
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} elsif ($self->{output_change_bytes} == 2) {
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($value, $unit) = $self->{perfdata}->change_bytes(value => $value, network => 1);
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}
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}
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return sprintf($self->{output_template}, $value, $unit);
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}
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sub use_instances {
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my ($self, %options) = @_;
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if (!defined($options{extra_instance}) || $options{extra_instance} != 0 || $self->{output}->use_new_perfdata()) {
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return 1;
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}
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return 0;
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}
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sub perfdata {
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my ($self, %options) = @_;
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if (defined($self->{closure_custom_perfdata})) {
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return &{$self->{closure_custom_perfdata}}($self, %options);
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}
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my $warn = defined($self->{threshold_warn}) ? $self->{threshold_warn} : 'warning-' . $self->{thlabel};
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my $crit = defined($self->{threshold_crit}) ? $self->{threshold_crit} : 'critical-' . $self->{thlabel};
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foreach my $perf (@{$self->{perfdatas}}) {
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my ($label, $extra_label, $min, $max, $th_total) = ($self->{label}, '');
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my $cast_int = (defined($perf->{cast_int}) && $perf->{cast_int} == 1) ? 1 : 0;
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my $template = '%s';
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$template = $perf->{template} if (defined($perf->{template}));
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$label = $perf->{label} if (defined($perf->{label}));
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if (defined($perf->{min})) {
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$min = ($perf->{min} =~ /[^0-9]/) ? $self->{result_values}->{$perf->{min}} : $perf->{min};
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}
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if (defined($perf->{max})) {
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$max = ($perf->{max} =~ /[^0-9]/) ? $self->{result_values}->{$perf->{max}} : $perf->{max};
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}
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if (defined($perf->{threshold_total})) {
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$th_total = ($perf->{threshold_total} =~ /[^0-9]/) ? $self->{result_values}->{$perf->{threshold_total}} : $perf->{threshold_total};
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}
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my $instances;
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if (defined($perf->{label_extra_instance}) && $perf->{label_extra_instance} == 1) {
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my $instance = '';
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if (defined($perf->{instance_use})) {
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$instance = $self->{result_values}->{$perf->{instance_use}};
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} else {
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$instance = $self->{instance};
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}
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if (!defined($options{extra_instance}) || $options{extra_instance} != 0 || $self->{output}->use_new_perfdata()) {
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$instances = $instance;
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}
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}
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my $value = defined($perf->{value}) ? $perf->{value} : $self->{key_values}->[0]->{name};
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$self->{output}->perfdata_add(
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label => $label,
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instances => $instances,
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nlabel => $self->{nlabel},
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unit => $perf->{unit},
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value => $cast_int == 1 ? int($self->{result_values}->{$value}) : sprintf($template, $self->{result_values}->{$value}),
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warning => $self->{perfdata}->get_perfdata_for_output(label => $warn, total => $th_total, cast_int => $cast_int),
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critical => $self->{perfdata}->get_perfdata_for_output(label => $crit, total => $th_total, cast_int => $cast_int),
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min => $min,
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max => $max
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);
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}
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}
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sub execute {
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my ($self, %options) = @_;
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my $old_datas = {};
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$self->{result_values} = {},
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$self->{error_msg} = undef;
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my $quit = 0;
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$options{new_datas} = {} if (!defined($options{new_datas}));
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foreach my $value (@{$self->{key_values}}) {
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if (!defined($options{values}->{$value->{name}}) ||
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defined($value->{no_value}) && $options{values}->{$value->{name}} eq $value->{no_value}) {
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$quit = 2;
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last;
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}
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if ((defined($value->{diff}) && $value->{diff} == 1) ||
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(defined($value->{per_minute}) && $value->{per_minute} == 1) ||
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(defined($value->{per_second}) && $value->{per_second} == 1)) {
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$options{new_datas}->{$self->{instance} . '_' . $value->{name}} = $options{values}->{$value->{name}};
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$old_datas->{$self->{instance} . '_' . $value->{name}} = $self->{statefile}->get(name => $self->{instance} . '_' . $value->{name});
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if (!defined($old_datas->{$self->{instance} . '_' . $value->{name}})) {
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$quit = 1;
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next;
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}
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if ($old_datas->{$self->{instance} . '_' . $value->{name}} > $options{new_datas}->{$self->{instance} . '_' . $value->{name}}) {
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$old_datas->{$self->{instance} . '_' . $value->{name}} = 0;
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}
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} else {
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$options{new_datas}->{$self->{instance} . '_' . $value->{name}} = $options{values}->{$value->{name}};
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if (defined($self->{statefile})) {
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$old_datas->{$self->{instance} . '_' . $value->{name}} = $self->{statefile}->get(name => $self->{instance} . '_' . $value->{name});
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}
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}
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}
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# Very manual
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if ($self->{manual_keys} == 1) {
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foreach my $name (keys %{$options{values}}) {
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$options{new_datas}->{$self->{instance} . '_' . $name} = $options{values}->{$name};
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if (defined($self->{statefile})) {
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$old_datas->{$self->{instance} . '_' . $name} = $self->{statefile}->get(name => $self->{instance} . '_' . $name);
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}
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}
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}
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if ($quit == 2) {
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$self->{error_msg} = 'skipped (no value(s))';
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return -10;
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}
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if (defined($self->{statefile})) {
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$self->{last_timestamp} = $self->{statefile}->get(name => 'last_timestamp');
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}
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if ($quit == 1) {
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$self->{error_msg} = 'Buffer creation';
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return -1;
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}
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my $delta_time;
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if (defined($self->{statefile}) && defined($self->{last_timestamp})) {
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$delta_time = $options{new_datas}->{last_timestamp} - $self->{last_timestamp};
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if ($delta_time <= 0) {
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$delta_time = 1;
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}
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}
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if (defined($self->{closure_custom_calc})) {
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return $self->{closure_custom_calc}->(
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$self,
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old_datas => $old_datas,
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new_datas => $options{new_datas},
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delta_time => $delta_time,
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extra_options => $self->{closure_custom_calc_extra_options}
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);
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}
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return $self->calc(old_datas => $old_datas, new_datas => $options{new_datas}, delta_time => $delta_time);
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}
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1;
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__END__
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