123 lines
4.2 KiB
Perl
123 lines
4.2 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::fdusage;
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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_output {
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my ($self, %options) = @_;
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return sprintf(
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"File descriptor usage total: %s used: %s (%.2f%%) free: %s (%.2f%%)",
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$self->{result_values}->{total},
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$self->{result_values}->{used}, $self->{result_values}->{prct_used},
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$self->{result_values}->{free}, $self->{result_values}->{prct_free}
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);
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}
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sub set_counters {
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my ($self, %options) = @_;
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$self->{maps_counters_type} = [
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{ name => 'global', type => 0 }
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];
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$self->{maps_counters}->{global} = [
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{ label => 'usage', nlabel => 'fd.opened.usage.count', set => {
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key_values => [ { name => 'used' }, { name => 'free' }, { name => 'prct_used' }, { name => 'prct_free' }, { name => 'total' } ],
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closure_custom_output => $self->can('custom_usage_output'),
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perfdatas => [
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{ template => '%d', min => 0, max => 'total', cast_int => 1 },
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]
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}
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},
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{ label => 'usage-free', display_ok => 0, nlabel => 'fd.opened.free.count', set => {
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key_values => [ { name => 'free' }, { name => 'used' }, { name => 'prct_used' }, { name => 'prct_free' }, { name => 'total' } ],
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closure_custom_output => $self->can('custom_usage_output'),
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perfdatas => [
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{ template => '%d', min => 0, max => 'total', cast_int => 1 }
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]
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}
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},
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{ label => 'usage-prct', display_ok => 0, nlabel => 'fd.opened.usage.percentage', set => {
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key_values => [ { name => 'prct_used' }, { name => 'used' }, { name => 'free' }, { name => 'prct_free' }, { name => 'total' } ],
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output_template => 'Used : %.2f %%',
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perfdatas => [
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{ template => '%.2f', min => 0, max => 100, unit => '%' }
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]
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}
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}
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];
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}
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sub new {
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my ($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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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=OperatingSystem', attributes => [ { name => 'MaxFileDescriptorCount' }, { name => 'OpenFileDescriptorCount' } ] }
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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->{global} = {
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used => $result->{'java.lang:type=OperatingSystem'}->{OpenFileDescriptorCount},
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free => $result->{'java.lang:type=OperatingSystem'}->{MaxFileDescriptorCount} - $result->{'java.lang:type=OperatingSystem'}->{OpenFileDescriptorCount},
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total => $result->{'java.lang:type=OperatingSystem'}->{MaxFileDescriptorCount}
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};
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$self->{global}->{prct_used} = $self->{global}->{used} / $self->{global}->{total} * 100;
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$self->{global}->{prct_free} = 100 - $self->{global}->{prct_used};
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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 number/percentage of file descriptors
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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=fd-usage --warning 60 --critical 75
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=over 8
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=item B<--warning-*> B<--critical-*>
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Thresholds.
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Can be: 'usage', 'usage-free', 'usage-prct' (%).
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=back
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=cut
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