172 lines
5.5 KiB
Perl
172 lines
5.5 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 apps::elasticsearch::mode::nodescount;
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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::http;
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use JSON;
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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, $class;
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$self->{version} = '1.0';
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$options{options}->add_options(arguments =>
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{
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"hostname:s" => { name => 'hostname' },
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"port:s" => { name => 'port', default => 9200 },
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"proto:s" => { name => 'proto' },
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"urlpath:s" => { name => 'url_path', default => '/_cluster/stats' },
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"credentials" => { name => 'credentials' },
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"username:s" => { name => 'username' },
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"password:s" => { name => 'password' },
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"warning:s" => { name => 'warning' },
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"critical:s" => { name => 'critical' },
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"timeout:s" => { name => 'timeout' },
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});
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$self->{http} = centreon::plugins::http->new(output => $self->{output});
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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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$self->SUPER::init(%options);
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if (($self->{perfdata}->threshold_validate(label => 'warning', value => $self->{option_results}->{warning})) == 0) {
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$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 => $self->{option_results}->{critical})) == 0) {
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$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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$self->{http}->set_options(%{$self->{option_results}});
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}
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sub run {
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my ($self, %options) = @_;
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my $jsoncontent = $self->{http}->request();
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my $json = JSON->new;
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my $webcontent;
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eval {
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$webcontent = $json->decode($jsoncontent);
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};
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if ($@) {
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$self->{output}->add_option_msg(short_msg => "Cannot decode json response");
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$self->{output}->option_exit();
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}
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my $exit = $self->{perfdata}->threshold_check(value => $webcontent->{nodes}->{count}->{total}, threshold => [ { label => 'critical', 'exit_litteral' => 'critical' }, { label => 'warning', exit_litteral => 'warning' } ]);
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$self->{output}->output_add(severity => $exit,
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short_msg => sprintf("Number of nodes for cluster %s : %d",
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$webcontent->{cluster_name}, $webcontent->{nodes}->{count}->{total}));
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$self->{output}->perfdata_add(label => "node",
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value => $webcontent->{nodes}->{count}->{total},
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warning => $self->{perfdata}->get_perfdata_for_output(label => 'warning'),
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critical => $self->{perfdata}->get_perfdata_for_output(label => 'critical'),
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min => 0,
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);
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$self->{output}->perfdata_add(label => "nodemasteronly",
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value => $webcontent->{nodes}->{count}->{master_only},
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min => 0,
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);
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$self->{output}->perfdata_add(label => "nodedataonly",
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value => $webcontent->{nodes}->{count}->{data_only},
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min => 0,
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);
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$self->{output}->perfdata_add(label => "nodemasterdata",
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value => $webcontent->{nodes}->{count}->{master_data},
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min => 0,
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);
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$self->{output}->perfdata_add(label => "nodeclient",
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value => $webcontent->{nodes}->{count}->{client},
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min => 0,
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);
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$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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Check Elasticsearch number of nodes
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=over 8
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=item B<--hostname>
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IP Addr/FQDN of the Elasticsearch host
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=item B<--port>
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Port used by Elasticsearch API (Default: '9200')
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=item B<--proto>
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Specify https if needed (Default: 'http')
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=item B<--urlpath>
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Set path to get Elasticsearch information (Default: '_cluster/stats')
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=item B<--credentials>
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Specify this option if you access webpage over basic authentification
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=item B<--username>
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Specify username for API authentification
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=item B<--password>
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Specify password for API authentification
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=item B<--warning>
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Threshold warning.
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=item B<--critical>
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Threshold critical.
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=item B<--timeout>
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Threshold for HTTP timeout (Default: 5)
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=back
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=cut
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