centreon-plugins/centreon/common/jvm/mode/memory.pm

197 lines
7.2 KiB
Perl

#
# Copyright 2017 Centreon (http://www.centreon.com/)
#
# Centreon is a full-fledged industry-strength solution that meets
# the needs in IT infrastructure and application monitoring for
# service performance.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
#
package centreon::common::jvm::mode::memory;
use base qw(centreon::plugins::templates::counter);
use strict;
use warnings;
sub set_counters {
my ($self, %options) = @_;
$self->{maps_counters_type} = [
{ name => 'heap', type => 0 },
{ name => 'nonheap', type => 0 },
];
$self->{maps_counters}->{heap} = [
{ label => 'heap', set => {
key_values => [ { name => 'used' }, { name => 'max' }, { name => 'label' } ],
closure_custom_calc => $self->can('custom_usage_calc'),
closure_custom_output => $self->can('custom_usage_output'),
closure_custom_perfdata => $self->can('custom_usage_perfdata'),
closure_custom_threshold_check => $self->can('custom_usage_threshold'),
}
},
];
$self->{maps_counters}->{nonheap} = [
{ label => 'nonheap', set => {
key_values => [ { name => 'used' }, { name => 'max' }, { name => 'label' } ],
closure_custom_calc => $self->can('custom_usage_calc'),
closure_custom_output => $self->can('custom_usage_output'),
closure_custom_perfdata => $self->can('custom_usage_perfdata'),
closure_custom_threshold_check => $self->can('custom_usage_threshold'),
}
},
];
}
my $instance_mode;
sub custom_usage_perfdata {
my ($self, %options) = @_;
my $use_th = 1;
$use_th = 0 if ($instance_mode->{option_results}->{units} eq '%' && $self->{result_values}->{max} <= 0);
my $value_perf = $self->{result_values}->{used};
my %total_options = ();
if ($instance_mode->{option_results}->{units} eq '%' && $self->{result_values}->{max} > 0) {
$total_options{total} = $self->{result_values}->{max};
$total_options{cast_int} = 1;
}
$self->{output}->perfdata_add(label => $self->{result_values}->{label}, unit => 'B',
value => $value_perf,
warning => $use_th == 1 ? $self->{perfdata}->get_perfdata_for_output(label => 'warning-' . $self->{label}, %total_options) : undef,
critical => $use_th == 1 ? $self->{perfdata}->get_perfdata_for_output(label => 'critical-' . $self->{label}, %total_options) : undef,
min => 0, max => $self->{result_values}->{max} > 0 ? $self->{result_values}->{max} : undef);
}
sub custom_usage_threshold {
my ($self, %options) = @_;
# Cannot use percent without total
return 'ok' if ($self->{result_values}->{max} <= 0 && $instance_mode->{option_results}->{units} eq '%');
my ($exit, $threshold_value);
$threshold_value = $self->{result_values}->{used};
if ($instance_mode->{option_results}->{units} eq '%') {
$threshold_value = $self->{result_values}->{prct_used};
}
$exit = $self->{perfdata}->threshold_check(value => $threshold_value, threshold => [ { label => 'critical-' . $self->{label}, exit_litteral => 'critical' }, { label => 'warning-'. $self->{label}, exit_litteral => 'warning' } ]);
return $exit;
}
sub custom_usage_output {
my ($self, %options) = @_;
my $msg;
my ($total_used_value, $total_used_unit) = $self->{perfdata}->change_bytes(value => $self->{result_values}->{used});
if ($self->{result_values}->{max} > 0) {
my ($total_size_value, $total_size_unit) = $self->{perfdata}->change_bytes(value => $self->{result_values}->{max});
my ($total_free_value, $total_free_unit) = $self->{perfdata}->change_bytes(value => $self->{result_values}->{max} - $self->{result_values}->{used});
$msg = sprintf("%s Total: %s Used: %s (%.2f%%) Free: %s (%.2f%%)", $self->{result_values}->{label},
$total_size_value . " " . $total_size_unit,
$total_used_value . " " . $total_used_unit, $self->{result_values}->{prct_used},
$total_free_value . " " . $total_free_unit, 100 - $self->{result_values}->{prct_used});
} else {
$msg = sprintf("%s Used: %s", $self->{result_values}->{label},
$total_used_value . " " . $total_used_unit, $self->{result_values}->{prct_used});
}
return $msg;
}
sub custom_usage_calc {
my ($self, %options) = @_;
$self->{result_values}->{label} = $options{new_datas}->{$self->{label} . '_label'};
$self->{result_values}->{max} = $options{new_datas}->{$self->{instance} . '_max'};
$self->{result_values}->{used} = $options{new_datas}->{$self->{instance} . '_used'};
if ($self->{result_values}->{max} > 0) {
$self->{result_values}->{prct_used} = $self->{result_values}->{used} * 100 / $self->{result_values}->{max};
}
return 0;
}
sub new {
my ($class, %options) = @_;
my $self = $class->SUPER::new(package => __PACKAGE__, %options);
bless $self, $class;
$self->{version} = '1.0';
$options{options}->add_options(arguments =>
{
"units:s" => { name => 'units', default => '%' },
});
return $self;
}
sub check_options {
my ($self, %options) = @_;
$self->SUPER::check_options(%options);
$instance_mode = $self;
}
sub manage_selection {
my ($self, %options) = @_;
$self->{request} = [
{ mbean => "java.lang:type=Memory" }
];
my $result = $options{custom}->get_attributes(request => $self->{request}, nothing_quit => 1);
$self->{heap} = { label => 'HeapMemory', used => $result->{"java.lang:type=Memory"}->{HeapMemoryUsage}->{used}, max => $result->{"java.lang:type=Memory"}->{HeapMemoryUsage}->{max} };
$self->{nonheap} = { label => 'NonHeapMemoryUsage', used => $result->{"java.lang:type=Memory"}->{NonHeapMemoryUsage}->{used}, max => $result->{"java.lang:type=Memory"}->{NonHeapMemoryUsage}->{max} };
}
1;
__END__
=head1 MODE
Check Java Heap and NonHeap Memory usage (Mbean java.lang:type=Memory).
Example:
perl centreon_plugins.pl --plugin=apps::tomcat::jmx::plugin --custommode=jolokia --url=http://10.30.2.22:8080/jolokia-war --mode=memory --warning-heap 60 --critical-heap 75 --warning-nonheap 65 --critical-nonheap 75
=over 8
=item B<--warning-heap>
Threshold warning of Heap memory usage
=item B<--critical-heap>
Threshold critical of Heap memory usage
=item B<--warning-nonheap>
Threshold warning of NonHeap memory usage
=item B<--critical-nonheap>
Threshold critical of NonHeap memory usage
=item B<--units>
Units of thresholds (Default: '%') ('%', 'B').
=back
=cut