201 lines
7.0 KiB
Perl
201 lines
7.0 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 centreon::common::jvm::mode::memory;
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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 custom_usage_perfdata {
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my ($self, %options) = @_;
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my $use_th = 1;
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$use_th = 0 if ($self->{instance_mode}->{option_results}->{units} eq '%' && $self->{result_values}->{max} <= 0);
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my $value_perf = $self->{result_values}->{used};
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my %total_options = ();
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if ($self->{instance_mode}->{option_results}->{units} eq '%' && $self->{result_values}->{max} > 0) {
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$total_options{total} = $self->{result_values}->{max};
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$total_options{cast_int} = 1;
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}
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$self->{output}->perfdata_add(
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nlabel => $self->{nlabel},
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unit => 'B',
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value => $value_perf,
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warning => $use_th == 1 ? $self->{perfdata}->get_perfdata_for_output(label => 'warning-' . $self->{thlabel}, %total_options) : undef,
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critical => $use_th == 1 ? $self->{perfdata}->get_perfdata_for_output(label => 'critical-' . $self->{thlabel}, %total_options) : undef,
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min => 0, max => $self->{result_values}->{max} > 0 ? $self->{result_values}->{max} : undef
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);
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}
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sub custom_usage_threshold {
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my ($self, %options) = @_;
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# Cannot use percent without total
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return 'ok' if ($self->{result_values}->{max} <= 0 && $self->{instance_mode}->{option_results}->{units} eq '%');
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my ($exit, $threshold_value);
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$threshold_value = $self->{result_values}->{used};
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if ($self->{instance_mode}->{option_results}->{units} eq '%') {
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$threshold_value = $self->{result_values}->{prct_used};
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}
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$exit = $self->{perfdata}->threshold_check(
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value => $threshold_value, threshold => [
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{ label => 'critical-' . $self->{thlabel}, exit_litteral => 'critical' },
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{ label => 'warning-'. $self->{thlabel}, exit_litteral => 'warning' }
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]
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);
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return $exit;
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}
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sub custom_usage_output {
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my ($self, %options) = @_;
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my $msg;
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my ($total_used_value, $total_used_unit) = $self->{perfdata}->change_bytes(value => $self->{result_values}->{used});
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if ($self->{result_values}->{max} > 0) {
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my ($total_size_value, $total_size_unit) = $self->{perfdata}->change_bytes(value => $self->{result_values}->{max});
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my ($total_free_value, $total_free_unit) = $self->{perfdata}->change_bytes(value => $self->{result_values}->{max} - $self->{result_values}->{used});
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$msg = sprintf(
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"%s Total: %s Used: %s (%.2f%%) Free: %s (%.2f%%)", $self->{result_values}->{label},
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$total_size_value . " " . $total_size_unit,
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$total_used_value . " " . $total_used_unit, $self->{result_values}->{prct_used},
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$total_free_value . " " . $total_free_unit, 100 - $self->{result_values}->{prct_used}
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);
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} else {
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$msg = sprintf(
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"%s Used: %s",
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$self->{result_values}->{label},
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$total_used_value . " " . $total_used_unit
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);
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}
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return $msg;
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}
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sub custom_usage_calc {
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my ($self, %options) = @_;
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$self->{result_values}->{label} = $options{new_datas}->{$self->{label} . '_label'};
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$self->{result_values}->{max} = $options{new_datas}->{$self->{instance} . '_max'};
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$self->{result_values}->{used} = $options{new_datas}->{$self->{instance} . '_used'};
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if ($self->{result_values}->{max} > 0) {
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$self->{result_values}->{prct_used} = $self->{result_values}->{used} * 100 / $self->{result_values}->{max};
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}
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return 0;
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}
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sub set_counters {
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my ($self, %options) = @_;
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$self->{maps_counters_type} = [
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{ name => 'heap', type => 0 },
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{ name => 'nonheap', type => 0 }
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];
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$self->{maps_counters}->{heap} = [
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{ label => 'heap', nlabel => 'memory.heap.usage.bytes', set => {
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key_values => [ { name => 'used' }, { name => 'max' }, { name => 'label' } ],
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closure_custom_calc => $self->can('custom_usage_calc'),
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closure_custom_output => $self->can('custom_usage_output'),
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closure_custom_perfdata => $self->can('custom_usage_perfdata'),
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closure_custom_threshold_check => $self->can('custom_usage_threshold')
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}
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},
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];
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$self->{maps_counters}->{nonheap} = [
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{ label => 'nonheap', nlabel => 'memory.nonheap.usage.bytes', set => {
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key_values => [ { name => 'used' }, { name => 'max' }, { name => 'label' } ],
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closure_custom_calc => $self->can('custom_usage_calc'),
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closure_custom_output => $self->can('custom_usage_output'),
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closure_custom_perfdata => $self->can('custom_usage_perfdata'),
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closure_custom_threshold_check => $self->can('custom_usage_threshold')
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}
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}
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];
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}
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sub new {
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my ($class, %options) = @_;
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my $self = $class->SUPER::new(package => __PACKAGE__, %options, force_new_perfdata => 1);
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bless $self, $class;
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$options{options}->add_options(arguments => {
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'units:s' => { name => 'units', default => '%' }
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});
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return $self;
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}
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sub manage_selection {
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my ($self, %options) = @_;
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$self->{request} = [
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{ mbean => 'java.lang:type=Memory' }
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];
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my $result = $options{custom}->get_attributes(request => $self->{request}, nothing_quit => 1);
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$self->{heap} = { label => 'HeapMemory', used => $result->{'java.lang:type=Memory'}->{HeapMemoryUsage}->{used}, max => $result->{'java.lang:type=Memory'}->{HeapMemoryUsage}->{max} };
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$self->{nonheap} = { label => 'NonHeapMemoryUsage', used => $result->{'java.lang:type=Memory'}->{NonHeapMemoryUsage}->{used}, max => $result->{'java.lang:type=Memory'}->{NonHeapMemoryUsage}->{max} };
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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 Java Heap and NonHeap Memory usage (Mbean java.lang:type=Memory).
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Example:
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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
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=over 8
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=item B<--warning-heap>
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Threshold warning of Heap memory usage
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=item B<--critical-heap>
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Threshold critical of Heap memory usage
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=item B<--warning-nonheap>
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Threshold warning of NonHeap memory usage
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=item B<--critical-nonheap>
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Threshold critical of NonHeap memory usage
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=item B<--units>
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Units of thresholds (Default: '%') ('%', 'B').
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=back
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=cut
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