248 lines
10 KiB
Perl
248 lines
10 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 cloud::aws::elasticache::mode::commandsmemcached;
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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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sub prefix_metric_output {
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my ($self, %options) = @_;
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my $node_id = "";
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if (defined($options{instance_value}->{node_id}) && $options{instance_value}->{node_id} ne '') {
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$node_id = "[Node: $options{instance_value}->{node_id}] ";
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}
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return "Cluster '" . $options{instance_value}->{display} . "' " . $node_id . $options{instance_value}->{stat} . " commands ";
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}
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sub custom_metric_calc {
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my ($self, %options) = @_;
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$self->{result_values}->{timeframe} = $options{new_datas}->{$self->{instance} . '_timeframe'};
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$self->{result_values}->{value} = $options{new_datas}->{$self->{instance} . '_' . $options{extra_options}->{metric} . '_' . $options{extra_options}->{stat}};
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$self->{result_values}->{value_per_sec} = $self->{result_values}->{value} / $self->{result_values}->{timeframe};
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$self->{result_values}->{stat} = $options{extra_options}->{stat};
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$self->{result_values}->{metric} = $options{extra_options}->{metric};
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$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 custom_metric_threshold {
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my ($self, %options) = @_;
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my $exit = $self->{perfdata}->threshold_check(value => defined($self->{instance_mode}->{option_results}->{per_sec}) ? $self->{result_values}->{value_per_sec} : $self->{result_values}->{value},
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threshold => [ { label => 'critical-' . lc($self->{result_values}->{metric}) . "-" . lc($self->{result_values}->{stat}), exit_litteral => 'critical' },
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{ label => 'warning-' . lc($self->{result_values}->{metric}) . "-" . lc($self->{result_values}->{stat}), exit_litteral => 'warning' } ]);
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return $exit;
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}
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sub custom_metric_perfdata {
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my ($self, %options) = @_;
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my $extra_label = '';
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$extra_label = '_' . lc($self->{result_values}->{display}) if (!defined($options{extra_instance}) || $options{extra_instance} != 0);
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$self->{output}->perfdata_add(label => lc($self->{result_values}->{metric}) . "_" . lc($self->{result_values}->{stat}) . $extra_label,
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unit => defined($self->{instance_mode}->{option_results}->{per_sec}) ? 'cmd/s' : 'cmd',
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value => sprintf("%.2f", defined($self->{instance_mode}->{option_results}->{per_sec}) ? $self->{result_values}->{value_per_sec} : $self->{result_values}->{value}),
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warning => $self->{perfdata}->get_perfdata_for_output(label => 'warning-' . lc($self->{result_values}->{metric}) . "-" . lc($self->{result_values}->{stat})),
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critical => $self->{perfdata}->get_perfdata_for_output(label => 'critical-' . lc($self->{result_values}->{metric}) . "-" . lc($self->{result_values}->{stat})),
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);
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}
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sub custom_metric_output {
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my ($self, %options) = @_;
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my $msg = "";
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if (defined($self->{instance_mode}->{option_results}->{per_sec})) {
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$msg = sprintf("%s: %.2f cmd/s", $self->{result_values}->{metric}, $self->{result_values}->{value_per_sec});
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} else {
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$msg = sprintf("%s: %.2f cmd", $self->{result_values}->{metric}, $self->{result_values}->{value});
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}
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return $msg;
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}
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sub set_counters {
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my ($self, %options) = @_;
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$self->{maps_counters_type} = [
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{ name => 'metric', type => 1, cb_prefix_output => 'prefix_metric_output', message_multiple => "All commands metrics are ok", skipped_code => { -10 => 1 } },
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];
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foreach my $statistic ('minimum', 'maximum', 'average', 'sum') {
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foreach my $metric ('CmdFlush', 'CmdGet', 'CmdSet', 'CmdConfigGet', 'CmdConfigSet', 'CmdTouch') {
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my $entry = { label => lc($metric) . '-' . lc($statistic), set => {
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key_values => [ { name => $metric . '_' . $statistic }, { name => 'display' }, { name => 'stat' }, { name => 'timeframe' } ],
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closure_custom_calc => $self->can('custom_metric_calc'),
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closure_custom_calc_extra_options => { metric => $metric, stat => $statistic },
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closure_custom_output => $self->can('custom_metric_output'),
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closure_custom_perfdata => $self->can('custom_metric_perfdata'),
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closure_custom_threshold_check => $self->can('custom_metric_threshold'),
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}
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};
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push @{$self->{maps_counters}->{metric}}, $entry;
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}
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}
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}
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sub new {
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my ($class, %options) = @_;
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my $self = $class->SUPER::new(package => __PACKAGE__, %options);
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bless $self, $class;
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$options{options}->add_options(arguments => {
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"name:s@" => { name => 'name' },
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"node-id:s" => { name => 'node_id' },
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"filter-metric:s" => { name => 'filter_metric' },
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"per-sec" => { name => 'per_sec' },
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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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$self->SUPER::check_options(%options);
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if (!defined($self->{option_results}->{name}) || $self->{option_results}->{name} eq '') {
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$self->{output}->add_option_msg(short_msg => "Need to specify --name option.");
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$self->{output}->option_exit();
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}
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foreach my $instance (@{$self->{option_results}->{name}}) {
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if ($instance ne '') {
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push @{$self->{aws_instance}}, $instance;
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}
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}
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$self->{aws_timeframe} = defined($self->{option_results}->{timeframe}) ? $self->{option_results}->{timeframe} : 600;
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$self->{aws_period} = defined($self->{option_results}->{period}) ? $self->{option_results}->{period} : 60;
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$self->{aws_statistics} = ['Average'];
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if (defined($self->{option_results}->{statistic})) {
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$self->{aws_statistics} = [];
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foreach my $stat (@{$self->{option_results}->{statistic}}) {
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if ($stat ne '') {
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push @{$self->{aws_statistics}}, ucfirst(lc($stat));
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}
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}
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}
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foreach my $metric ('CmdFlush', 'CmdGet', 'CmdSet', 'CmdConfigGet', 'CmdConfigSet', 'CmdTouch') {
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next if (defined($self->{option_results}->{filter_metric}) && $self->{option_results}->{filter_metric} ne ''
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&& $metric !~ /$self->{option_results}->{filter_metric}/);
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push @{$self->{aws_metrics}}, $metric;
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}
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}
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sub manage_selection {
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my ($self, %options) = @_;
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my %metric_results;
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foreach my $instance (@{$self->{aws_instance}}) {
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push @{$self->{aws_dimensions}}, { Name => 'CacheClusterId', Value => $instance };
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if (defined($self->{option_results}->{node_id}) && $self->{option_results}->{node_id} ne '') {
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push @{$self->{aws_dimensions}}, { Name => 'CacheNodeId', Value => $self->{option_results}->{node_id} };
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}
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$metric_results{$instance} = $options{custom}->cloudwatch_get_metrics(
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namespace => 'AWS/ElastiCache',
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dimensions => $self->{aws_dimensions},
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metrics => $self->{aws_metrics},
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statistics => $self->{aws_statistics},
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timeframe => $self->{aws_timeframe},
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period => $self->{aws_period}
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);
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foreach my $metric (@{$self->{aws_metrics}}) {
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foreach my $statistic (@{$self->{aws_statistics}}) {
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next if (!defined($metric_results{$instance}->{$metric}->{lc($statistic)}) && !defined($self->{option_results}->{zeroed}));
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$self->{metric}->{$instance . "_" . lc($statistic)}->{display} = $instance;
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$self->{metric}->{$instance . "_" . lc($statistic)}->{stat} = lc($statistic);
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$self->{metric}->{$instance . "_" . lc($statistic)}->{node_id} = $self->{option_results}->{node_id};
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$self->{metric}->{$instance . "_" . lc($statistic)}->{timeframe} = $self->{aws_timeframe};
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$self->{metric}->{$instance . "_" . lc($statistic)}->{$metric . "_" . lc($statistic)} = defined($metric_results{$instance}->{$metric}->{lc($statistic)}) ? $metric_results{$instance}->{$metric}->{lc($statistic)} : 0;
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}
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}
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}
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if (scalar(keys %{$self->{metric}}) <= 0) {
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$self->{output}->add_option_msg(short_msg => 'No metrics. Check your options or use --zeroed option to set 0 on undefined values');
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$self->{output}->option_exit();
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}
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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 ElastiCache cluster received commands for Memcached backends
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(flush, get and set, config get, config set and touch for Memcached 1.4.14).
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Example:
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perl centreon_plugins.pl --plugin=cloud::aws::elasticache::plugin --custommode=paws --mode=commands-memcached
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--region='eu-west-1' --name='centreon-front' --statistic='average' --critical-cmdget-average='50' --verbose --per-sec
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See 'https://docs.aws.amazon.com/AmazonCloudWatch/latest/monitoring/elasticache-metricscollected.html' for more informations.
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Default statistic: 'average' / All satistics are valid.
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=over 8
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=item B<--name>
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Set the cluster name (Required) (Can be multiple).
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=item B<--node-id>
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Set the node id (Optional).
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=item B<--filter-metric>
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Filter metrics (Can be: 'CmdFlush', 'CmdGet', 'CmdSet', 'CmdConfigGet', 'CmdConfigSet', 'CmdTouch')
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(Can be a regexp).
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=item B<--warning-$metric$-$statistic$>
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Thresholds warning ($metric$ can be: 'cmdflush', 'cmdget', 'cmdset',
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'cmdconfigget', 'cmdconfigset', 'cmdtouch',
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$statistic$ can be: 'minimum', 'maximum', 'average', 'sum').
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=item B<--critical-$metric$-$statistic$>
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Thresholds critical ($metric$ can be: 'cmdflush', 'cmdget', 'cmdset',
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'cmdconfigget', 'cmdconfigset', 'cmdtouch',
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$statistic$ can be: 'minimum', 'maximum', 'average', 'sum').
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=item B<--per-sec>
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Change the data to be unit/sec.
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=back
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=cut
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