229 lines
7.4 KiB
Perl
229 lines
7.4 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 cloud::aws::lambda::mode::invocations;
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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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my %metrics_mapping = (
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'Duration' => {
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'output' => 'Duration',
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'label' => 'duration',
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'nlabel' => 'lambda.function.duration.milliseconds',
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},
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'Invocations' => {
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'output' => 'Invocations',
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'label' => 'invocations',
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'nlabel' => 'lambda.function.invocations.count',
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},
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'Errors' => {
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'output' => 'Errors',
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'label' => 'errors',
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'nlabel' => 'lambda.function.errors.count',
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},
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'DeadLetterErrors' => {
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'output' => 'Dead Letter Errors',
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'label' => 'deadlettererrors',
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'nlabel' => 'lambda.function.deadlettererrors.count',
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},
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'Throttles' => {
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'output' => 'Throttles',
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'label' => 'throttles',
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'nlabel' => 'lambda.function.throttles.count',
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},
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'IteratorAge' => {
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'output' => 'Iterator Age',
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'label' => 'iteratorage',
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'nlabel' => 'lambda.function.iteratorage.milliseconds',
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}
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);
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sub prefix_metric_output {
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my ($self, %options) = @_;
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return "Function '" . $options{instance_value}->{display} . "' ";
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}
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sub prefix_statistics_output {
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my ($self, %options) = @_;
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return "Statistic '" . $options{instance_value}->{display} . "' Metrics ";
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}
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sub long_output {
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my ($self, %options) = @_;
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return "Checking Function '" . $options{instance_value}->{display} . "' ";
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}
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sub set_counters {
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my ($self, %options) = @_;
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$self->{maps_counters_type} = [
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{ name => 'metrics', type => 3, cb_prefix_output => 'prefix_metric_output', cb_long_output => 'long_output',
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message_multiple => 'All functions metrics are ok', indent_long_output => ' ',
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group => [
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{ name => 'statistics', display_long => 1, cb_prefix_output => 'prefix_statistics_output',
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message_multiple => 'All metrics are ok', type => 1, skipped_code => { -10 => 1 } },
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]
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}
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];
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foreach my $metric (keys %metrics_mapping) {
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my $entry = {
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label => $metrics_mapping{$metric}->{label},
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nlabel => $metrics_mapping{$metric}->{nlabel},
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set => {
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key_values => [ { name => $metric }, { name => 'display' } ],
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output_template => $metrics_mapping{$metric}->{output} . ': %.2f',
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perfdatas => [
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{ value => $metric , template => '%.2f', label_extra_instance => 1 }
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],
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}
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};
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push @{$self->{maps_counters}->{statistics}}, $entry;
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}
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}
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sub new {
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my ($class, %options) = @_;
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my $self = $class->SUPER::new(package => __PACKAGE__, %options, force_new_perfdata => 1);
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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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"filter-metric:s" => { name => 'filter_metric' },
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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} = ['Sum', '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 $metric (keys %metrics_mapping) {
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next if (defined($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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$metric_results{$instance} = $options{custom}->cloudwatch_get_metrics(
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namespace => 'AWS/Lambda',
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dimensions => [ { Name => 'FunctionName', Value => $instance } ],
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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->{metrics}->{$instance}->{display} = $instance;
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$self->{metrics}->{$instance}->{statistics}->{lc($statistic)}->{display} = $statistic;
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$self->{metrics}->{$instance}->{statistics}->{lc($statistic)}->{$metric} = defined($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 %{$self->{metrics}}) <= 0) {
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$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 Lambda invocations metrics.
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Example:
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perl centreon_plugins.pl --plugin=cloud::aws::lambda::plugin --custommode=paws --mode=invocations --region='eu-west-1'
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--name='myFunction' --filter-metric='Duration' --statistic='average' --critical-duration='10' --verbose
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See 'https://docs.aws.amazon.com/lambda/latest/dg/monitoring-functions-metrics.html' for more informations.
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Default statistic: 'sum', 'average'.
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=over 8
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=item B<--name>
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Set the function name (Required) (Can be multiple).
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=item B<--filter-metric>
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Filter metrics (Can be: 'Duration', 'Invocations', 'Errors',
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'DeadLetterErrors', 'Throttles', 'IteratorAge')
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(Can be a regexp).
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=item B<--warning-*>
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Thresholds warning (Can be: 'invocations', 'errors',
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'throttles', 'duration', 'deadlettererrors', 'iteratorage').
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=item B<--critical-*>
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Thresholds critical (Can be: 'invocations', 'errors',
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'throttles', 'duration', 'deadlettererrors', 'iteratorage').
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=back
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=cut
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