263 lines
9.7 KiB
Perl
263 lines
9.7 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 apps::haproxy::snmp::mode::backendusage;
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use base qw(centreon::plugins::templates::counter);
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use strict;
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use warnings;
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use Digest::MD5 qw(md5_hex);
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use centreon::plugins::templates::catalog_functions qw(catalog_status_threshold);
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sub custom_status_output {
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my ($self, %options) = @_;
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my $msg = 'status : ' . $self->{result_values}->{status};
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return $msg;
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}
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sub custom_status_calc {
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my ($self, %options) = @_;
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$self->{result_values}->{status} = $options{new_datas}->{$self->{instance} . '_alBackendStatus'};
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$self->{result_values}->{display} = $options{new_datas}->{$self->{instance} . '_display'};
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return 0;
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}
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sub set_counters {
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my ($self, %options) = @_;
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$self->{maps_counters_type} = [
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{ name => 'backend', type => 1, cb_prefix_output => 'prefix_backend_output', message_multiple => 'All backends are ok' },
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];
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$self->{maps_counters}->{backend} = [
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{ label => 'status', threshold => 0, set => {
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key_values => [ { name => 'alBackendStatus' }, { name => 'display' } ],
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closure_custom_calc => $self->can('custom_status_calc'),
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closure_custom_output => $self->can('custom_status_output'),
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closure_custom_perfdata => sub { return 0; },
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closure_custom_threshold_check => \&catalog_status_threshold,
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}
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},
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{ label => 'current-queue', set => {
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key_values => [ { name => 'alBackendQueueCur' }, { name => 'display' } ],
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output_template => 'Current queue : %s',
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perfdatas => [
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{ label => 'current_queue', value => 'alBackendQueueCur_absolute', template => '%s',
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min => 0, label_extra_instance => 1, instance_use => 'display_absolute' },
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],
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}
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},
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{ label => 'current-sessions', set => {
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key_values => [ { name => 'alBackendSessionCur' }, { name => 'display' } ],
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output_template => 'Current sessions : %s',
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perfdatas => [
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{ label => 'current_sessions', value => 'alBackendSessionCur_absolute', template => '%s',
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min => 0, label_extra_instance => 1, instance_use => 'display_absolute' },
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],
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}
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},
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{ label => 'total-sessions', set => {
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key_values => [ { name => 'alBackendSessionTotal', diff => 1 }, { name => 'display' } ],
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output_template => 'Total sessions : %s',
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perfdatas => [
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{ label => 'total_connections', value => 'alBackendSessionTotal_absolute', template => '%s',
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min => 0, label_extra_instance => 1, instance_use => 'display_absolute' },
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],
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}
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},
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{ label => 'traffic-in', set => {
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key_values => [ { name => 'alBackendBytesIN', diff => 1 }, { name => 'display' } ],
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output_template => 'Traffic In : %s %s/s',
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per_second => 1, output_change_bytes => 2,
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perfdatas => [
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{ label => 'traffic_in', value => 'alBackendBytesIN_per_second', template => '%.2f',
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min => 0, unit => 'b/s', label_extra_instance => 1, instance_use => 'display_absolute' },
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],
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}
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},
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{ label => 'traffic-out', set => {
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key_values => [ { name => 'alBackendBytesOUT', diff => 1 }, { name => 'display' } ],
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output_template => 'Traffic Out : %s %s/s',
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per_second => 1, output_change_bytes => 2,
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perfdatas => [
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{ label => 'traffic_out', value => 'alBackendBytesOUT_per_second', template => '%.2f',
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min => 0, unit => 'b/s', label_extra_instance => 1, instance_use => 'display_absolute' },
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],
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}
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},
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];
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}
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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, statefile => 1);
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bless $self, $class;
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$options{options}->add_options(arguments => {
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'filter-name:s' => { name => 'filter_name' },
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'warning-status:s' => { name => 'warning_status', default => '' },
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'critical-status:s' => { name => 'critical_status', default => '%{status} !~ /UP/i' },
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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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$self->SUPER::check_options(%options);
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$self->change_macros(macros => ['warning_status', 'critical_status']);
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}
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sub prefix_backend_output {
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my ($self, %options) = @_;
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return "Backend '" . $options{instance_value}->{display} . "' ";
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}
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my $mapping = {
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entreprise => {
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alBackendQueueCur => { oid => '.1.3.6.1.4.1.23263.4.2.1.3.3.1.4' },
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alBackendSessionCur => { oid => '.1.3.6.1.4.1.23263.4.2.1.3.3.1.7' },
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alBackendSessionTotal => { oid => '.1.3.6.1.4.1.23263.4.2.1.3.3.1.10' },
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alBackendBytesIN => { oid => '.1.3.6.1.4.1.23263.4.2.1.3.3.1.12' },
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alBackendBytesOUT => { oid => '.1.3.6.1.4.1.23263.4.2.1.3.3.1.13' },
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alBackendStatus => { oid => '.1.3.6.1.4.1.23263.4.2.1.3.3.1.20' },
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},
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csv => {
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alBackendQueueCur => { oid => '.1.3.6.1.4.1.29385.106.1.1.2' },
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alBackendSessionCur => { oid => '.1.3.6.1.4.1.29385.106.1.1.4' },
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alBackendSessionTotal => { oid => '.1.3.6.1.4.1.29385.106.1.1.7' },
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alBackendBytesIN => { oid => '.1.3.6.1.4.1.29385.106.1.1.8' },
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alBackendBytesOUT => { oid => '.1.3.6.1.4.1.29385.106.1.1.9' },
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alBackendStatus => { oid => '.1.3.6.1.4.1.29385.106.1.1.17' },
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},
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};
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my $mapping_name = {
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csv => '.1.3.6.1.4.1.29385.106.1.1.0',
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entreprise => '.1.3.6.1.4.1.23263.4.2.1.3.3.1.3', # alBackendName
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};
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sub manage_selection {
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my ($self, %options) = @_;
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if ($options{snmp}->is_snmpv1()) {
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$self->{output}->add_option_msg(short_msg => "Need to use SNMP v2c or v3.");
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$self->{output}->option_exit();
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}
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$self->{backend} = {};
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my $snmp_result = $options{snmp}->get_multiple_table(oids => [ { oid => $mapping_name->{csv} }, { oid => $mapping_name->{entreprise} } ], nothing_quit => 1);
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my $branch = 'entreprise';
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if (defined($snmp_result->{ $mapping_name->{csv} }) && scalar(keys %{$snmp_result->{ $mapping_name->{csv} }}) > 0) {
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$branch = 'csv';
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}
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foreach my $oid (keys %{$snmp_result->{ $mapping_name->{$branch} }}) {
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$oid =~ /^$mapping_name->{$branch}\.(.*)$/;
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my $instance = $1;
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my $name = $snmp_result->{$mapping_name->{$branch}}->{$oid};
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if (defined($self->{option_results}->{filter_name}) && $self->{option_results}->{filter_name} ne '' &&
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$name !~ /$self->{option_results}->{filter_name}/) {
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$self->{output}->output_add(long_msg => "skipping backend '" . $name . "'.", debug => 1);
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next;
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}
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$self->{backend}->{$instance} = { display => $name };
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}
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if (scalar(keys %{$self->{backend}}) <= 0) {
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$self->{output}->add_option_msg(short_msg => "No backend found.");
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$self->{output}->option_exit();
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}
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$options{snmp}->load(
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oids => [
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map($_->{oid}, values(%{$mapping->{$branch}}))
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],
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instances => [keys %{$self->{backend}}],
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instance_regexp => '^(.*)$'
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);
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$snmp_result = $options{snmp}->get_leef(nothing_quit => 1);
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foreach (keys %{$self->{backend}}) {
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my $result = $options{snmp}->map_instance(mapping => $mapping->{$branch}, results => $snmp_result, instance => $_);
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$result->{alBackendBytesIN} *= 8;
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$result->{alBackendBytesOUT} *= 8;
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$self->{backend}->{$_} = { %{$self->{backend}->{$_}}, %$result };
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}
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$self->{cache_name} = "haproxy_" . $self->{mode} . '_' . $options{snmp}->get_hostname() . '_' . $options{snmp}->get_port() . '_' .
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(defined($self->{option_results}->{filter_counters}) ? md5_hex($self->{option_results}->{filter_counters}) : md5_hex('all')) . '_' .
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(defined($self->{option_results}->{filter_name}) ? md5_hex($self->{option_results}->{filter_name}) : md5_hex('all'));
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}
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1;
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__END__
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=head1 MODE
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Check backend usage.
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=over 8
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=item B<--filter-counters>
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Only display some counters (regexp can be used).
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Example: --filter-counters='^total-sessions$'
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=item B<--filter-name>
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Filter backend name (can be a regexp).
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=item B<--warning-status>
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Set warning threshold for status.
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Can used special variables like: %{status}, %{display}
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=item B<--critical-status>
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Set critical threshold for status (Default: '%{status} !~ /UP/i').
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Can used special variables like: %{status}, %{display}
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=item B<--warning-*>
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Threshold warning.
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Can be: 'total-sessions', 'current-sessions', 'current-queue',
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'traffic-in' (b/s), 'traffic-out' (b/s).
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=item B<--critical-*>
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Threshold critical.
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Can be: 'total-sessions', 'current-sessions', 'current-queue',
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'traffic-in' (b/s), 'traffic-out' (b/s).
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=back
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=cut
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