297 lines
9.9 KiB
Perl
297 lines
9.9 KiB
Perl
#
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# Copyright 2017 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::mode::cloudwatch;
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use base qw(centreon::plugins::mode);
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use strict;
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use warnings;
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use centreon::plugins::misc;
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use POSIX;
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use JSON;
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my $CloudwatchMetrics = {
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cpu => "cloud::aws::mode::metrics::ec2instancecpu",
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traffic => "cloud::aws::mode::metrics::ec2instancenetwork",
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cpucreditusage => "cloud::aws::mode::metrics::ec2instancecpucreditusage",
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cpucreditbalance => "cloud::aws::mode::metrics::ec2instancecpucreditbalance",
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bucketsize => "cloud::aws::mode::metrics::s3bucketsize",
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rdscpu => "cloud::aws::mode::metrics::rdsinstancecpu",
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};
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my $StatisticsType = "Average,Minimum,Maximum,Sum,SampleCount";
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my $def_endtime = time();
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my $apiRequest = {
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'command' => 'cloudwatch',
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'subcommand' => 'get-metric-statistics',
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};
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sub new
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{
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my ($class, %options) = @_;
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my $self = $class->SUPER::new(package => __PACKAGE__, %options);
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bless $self, $class;
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$self->{version} = '0.1';
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$options{options}->add_options(
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arguments => {
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"metric:s" => {name => 'metric'},
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"period:s" => {name => 'period', default => 300},
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"starttime:s" => {name => 'starttime'},
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"endtime:s" => {name => 'endtime'},
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"statistics:s" => {name => 'statistics', default => 'Average'},
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"exclude-statistics:s" => {name => 'exclude-statistics'},
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"object:s" => {name => 'object'},
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"warning:s" => {name => 'warning'},
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"critical:s" => {name => 'critical'},
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}
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);
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$self->{result} = {};
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return $self;
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}
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sub check_options
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{
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my ($self, %options) = @_;
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$self->SUPER::init(%options);
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$self->{option_results}->{def_endtime} = $def_endtime;
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if (($self->{perfdata}->threshold_validate(label => 'warning', value => $self->{option_results}->{warning})) == 0)
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{
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$self->{output}->add_option_msg(short_msg => "Wrong warning threshold '" . $self->{option_results}->{warning} . "'.");
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$self->{output}->option_exit();
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}
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if (($self->{perfdata}->threshold_validate(label => 'critical', value => $self->{option_results}->{critical})) == 0)
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{
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$self->{output}->add_option_msg(short_msg => "Wrong critical threshold '" . $self->{option_results}->{critical} . "'.");
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$self->{output}->option_exit();
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}
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if (!defined($self->{option_results}->{metric}))
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{
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$self->{output}->add_option_msg(
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severity => 'UNKNOWN',
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short_msg => "Please give a metric to watch (cpu, disk, ...)."
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);
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$self->{output}->option_exit();
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}
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if (!defined($self->{option_results}->{object}))
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{
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$self->{output}->add_option_msg(
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severity => 'UNKNOWN',
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short_msg => "Please give the object to request (instanceid, ...)."
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);
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$self->{output}->option_exit();
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}
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if (!defined($self->{option_results}->{endtime}))
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{
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$self->{option_results}->{endtime} = strftime("%FT%H:%M:%S.000Z", gmtime($self->{option_results}->{def_endtime}));
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}
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if (!defined($self->{option_results}->{starttime}))
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{
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$self->{option_results}->{starttime} = strftime("%FT%H:%M:%S.000Z", gmtime($self->{option_results}->{def_endtime} - 600));
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}
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# Getting some parameters
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# statistics
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if ($self->{option_results}->{statistics} eq 'all')
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{
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@{$self->{option_results}->{statisticstab}} = split(/,/, $StatisticsType);
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}
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else
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{
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@{$self->{option_results}->{statisticstab}} = split(/,/, $self->{option_results}->{statistics});
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foreach my $curstate (@{$self->{option_results}->{statisticstab}})
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{
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if (!grep { /^$curstate$/ } split(/,/, $StatisticsType))
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{
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$self->{output}->add_option_msg(
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severity => 'UNKNOWN',
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short_msg => "The statistic $curstate doesn't exist."
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);
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$self->{output}->option_exit();
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}
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}
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}
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# exclusions
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if (defined($self->{option_results}->{'exclude-statistics'}))
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{
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my @excludetab = split(/,/, $self->{option_results}->{'exclude-statistics'});
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my %array1 = map { $_ => 1 } @excludetab;
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@{$self->{option_results}->{statisticstab}} = grep { not $array1{$_} } @{$self->{option_results}->{statisticstab}};
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}
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# Force Average statistic
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if (!grep $_ eq 'Average', @{$self->{option_results}->{statisticstab}})
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{
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my $statistics = join(',', @{$self->{option_results}->{statisticstab}});
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if (!$statistics eq '')
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{
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$statistics = $statistics . ',Average';
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}
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else
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{
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$statistics = 'Average';
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}
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@{$self->{option_results}->{statisticstab}} = split(/,/, $statistics);
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}
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}
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sub manage_selection
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{
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my ($self, $metric) = @_;
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my @result;
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my @Dimensions = (
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{
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'Value' => $self->{option_results}->{object},
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'Name' => $metric->{ObjectName}
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}
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);
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if (defined($metric->{ExtraDimensions}))
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{
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push @Dimensions, $metric->{ExtraDimensions};
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}
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$apiRequest->{json} = {
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'StartTime' => $self->{option_results}->{starttime},
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'EndTime' => $self->{option_results}->{endtime},
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'Period' => $self->{option_results}->{period},
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'MetricName' => $metric->{MetricName},
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'Unit' => $metric->{Unit},
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'Statistics' => $self->{option_results}->{statisticstab},
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'Dimensions' => [@Dimensions],
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'Namespace' => $metric->{NameSpace}
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};
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}
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sub run
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{
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my ($self, %options) = @_;
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my ($msg, $exit_code, $awsapi);
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if ( defined( $CloudwatchMetrics->{ $self->{option_results}->{metric} } ) ) {
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centreon::plugins::misc::mymodule_load(output => $options{output}, module => $CloudwatchMetrics->{$self->{option_results}->{metric}},
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error_msg => "Cannot load module '" . $CloudwatchMetrics->{$self->{option_results}->{metric}} . "'.");
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my $func = $CloudwatchMetrics->{$self->{option_results}->{metric}}->can('cloudwatchCheck');
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$func->($self);
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} else {
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$self->{output}->add_option_msg( short_msg => "Wrong option. Cannot find metric '" . $self->{option_results}->{metric} . "'." );
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$self->{output}->option_exit();
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}
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foreach my $metric (@{$self->{metric}})
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{
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$self->manage_selection($metric);
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$awsapi = $options{custom};
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$self->{command_return} = $awsapi->execReq($apiRequest);
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$self->{output}->perfdata_add(
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label => sprintf($metric->{Labels}->{PerfData}, unit => $metric->{Labels}->{Unit}),
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value => sprintf($metric->{Labels}->{Value}, $self->{command_return}->{Datapoints}[0]->{Average}),
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warning => $self->{perfdata}->get_perfdata_for_output(label => 'warning'),
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critical => $self->{perfdata}->get_perfdata_for_output(label => 'critical'),
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#min => 0,
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#max => 100
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);
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$exit_code = $self->{perfdata}->threshold_check(
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value => $self->{command_return}->{Datapoints}[0]->{Average},
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threshold => [{label => 'critical', 'exit_litteral' => 'critical'}, {label => 'warning', exit_litteral => 'warning'}]
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);
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$self->{output}->output_add(long_msg => sprintf($metric->{Labels}->{LongOutput}, $self->{command_return}->{Datapoints}[0]->{Average}));
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$self->{output}->output_add(
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severity => $exit_code,
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short_msg => sprintf($metric->{Labels}->{ShortOutput}, $self->{command_return}->{Datapoints}[0]->{Average})
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);
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}
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$self->{output}->display();
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$self->{output}->exit();
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}
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1;
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__END__
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=head1 MODE
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Get cloudwatch metrics.
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This doc is partly based on the official AWS CLI documentation.
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=over 8
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=item B<--exclude-statistics>
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(optional) Statistics to exclude from the query. 'Average' can't be excluded.
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=item B<--metric>
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Metric to query.
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=item B<--period>
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(optional) The granularity, in seconds, of the returned datapoints. period must be at least 60 seconds and must be a multiple of 60. The default value is 300.
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=item B<--start-time>
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(optional) The time stamp to use for determining the first datapoint to return. The value specified is inclusive; results include datapoints with the time stamp specified.
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exemple: 2014-04-09T23:18:00
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=item B<--end-time>
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(optional) The time stamp to use for determining the last datapoint to return. The value specified is exclusive; results will include datapoints up to the time stamp specified.
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exemple: 2014-04-09T23:18:00
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=item B<--statistics>
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(optional) The metric statistics to return. For information about specific statistics returned by GetMetricStatistics, go to statistics in the Amazon CloudWatch Developer Guide.
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Valid Values: Average | Sum | SampleCount | Maximum | Minimum
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Average is the default and always included.
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'all' for all statistics values.
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=item B<--object>
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Name of the object to request (InstanceId for an EC2 instance, for exemple).
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=item B<--warning>
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(optional) Threshold warning.
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=item B<--critical>
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(optional) Threshold critical.
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=back
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=cut
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