add tomcat mode connector-usage
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qgarnier
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#
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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::tomcat::jmx::mode::connectorusage;
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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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use Digest::MD5 qw(md5_hex);
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my $instance_mode;
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sub set_counters {
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my ($self, %options) = @_;
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$self->{maps_counters_type} = [
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{ name => 'tomcatconnector', type => 1, cb_prefix_output => 'prefix_connector_output', message_multiple => 'All connectors are ok' },
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];
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$self->{maps_counters}->{tomcatconnector} = [
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{ label => 'threads-count', set => {
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key_values => [ { name => 'currentThreadCount' }, { name => 'maxThreads' }, { name => 'display' } ],
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closure_custom_calc => $self->can('custom_usage_calc'),
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closure_custom_calc_extra_options => { label_ref => 'currentThreadCount', message => 'Current Threads' },
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closure_custom_output => $self->can('custom_usage_output'),
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closure_custom_threshold_check => $self->can('custom_usage_threshold'),
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closure_custom_perfdata => $self->can('custom_usage_perfdata'),
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}
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},
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{ label => 'threads-busy', set => {
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key_values => [ { name => 'currentThreadsBusy' }, { name => 'maxThreads' }, { name => 'display' } ],
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closure_custom_calc => $self->can('custom_usage_calc'),
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closure_custom_calc_extra_options => { label_ref => 'currentThreadsBusy', message => 'Current Busy Threads' },
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closure_custom_output => $self->can('custom_usage_output'),
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closure_custom_threshold_check => $self->can('custom_usage_threshold'),
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closure_custom_perfdata => $self->can('custom_usage_perfdata'),
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}
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},
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{ label => 'request-count', set => {
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key_values => [ { name => 'requestCount', diff => 1 }, { name => 'display' } ],
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output_template => 'Request Count : %s',
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perfdatas => [
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{ label => 'request_count', value => 'requestCount_absolute', template => '%s',
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min => 0, label_extra_instance => 1, instance_use => 'display_absolute' },
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],
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}
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},
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{ label => 'traffic-in', set => {
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key_values => [ { name => 'bytesReceived', diff => 1 }, { name => 'display' } ],
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per_second => 1, output_change_bytes => 2,
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output_template => 'Traffic In : %s %s/s',
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perfdatas => [
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{ label => 'traffic_in', value => 'bytesReceived_per_second', template => '%.2f',
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min => 0, unit => 'b/s', label_extra_instance => 1, instance_use => 'display_absolute' },
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],
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}
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},
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{ label => 'traffic-out', set => {
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key_values => [ { name => 'bytesSent', diff => 1 }, { name => 'display' } ],
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per_second => 1, output_change_bytes => 2,
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output_template => 'Traffic Out : %s %s/s',
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perfdatas => [
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{ label => 'traffic_out', value => 'bytesSent_per_second', template => '%.2f',
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min => 0, unit => 'b/s', label_extra_instance => 1, instance_use => 'display_absolute' },
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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 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 ($instance_mode->{option_results}->{units} eq '%' && $self->{result_values}->{max} <= 0);
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my $extra_label = '';
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$extra_label = '_' . $self->{result_values}->{display} if (!defined($options{extra_instance}) || $options{extra_instance} != 0);
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my $value_perf = $self->{result_values}->{used};
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my %total_options = ();
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if ($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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my $label = $self->{label};
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$label =~ s/-/_/g;
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$self->{output}->perfdata_add(label => $label . $extra_label,
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value => $value_perf,
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warning => $use_th == 1 ? $self->{perfdata}->get_perfdata_for_output(label => 'warning-' . $self->{label}, %total_options) : undef,
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critical => $use_th == 1 ? $self->{perfdata}->get_perfdata_for_output(label => 'critical-' . $self->{label}, %total_options) : undef,
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min => 0, max => $self->{result_values}->{max} > 0 ? $self->{result_values}->{max} : undef);
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}
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sub custom_usage_threshold {
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my ($self, %options) = @_;
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# Cannot use percent without total
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return 'ok' if ($self->{result_values}->{max} <= 0 && $instance_mode->{option_results}->{units} eq '%');
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my ($exit, $threshold_value);
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$threshold_value = $self->{result_values}->{used};
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if ($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(value => $threshold_value, threshold => [ { label => 'critical-' . $self->{label}, exit_litteral => 'critical' }, { label => 'warning-'. $self->{label}, exit_litteral => 'warning' } ]);
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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 $msg;
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if ($self->{result_values}->{max} > 0) {
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$msg = sprintf("%s Total: %s Used: %s (%.2f%%) Free: %s (%.2f%%)",
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$self->{result_values}->{message}, $self->{result_values}->{max},
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$self->{result_values}->{used}, $self->{result_values}->{prct_used},
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$self->{result_values}->{max} - $self->{result_values}->{used}, 100 - $self->{result_values}->{prct_used});
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} else {
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$msg = sprintf("%s : %s", $self->{result_values}->{message}, $self->{result_values}->{used});
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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}->{display} = $options{new_datas}->{$self->{instance} . '_display'};
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$self->{result_values}->{message} = $options{extra_options}->{message};
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$self->{result_values}->{max} = $options{new_datas}->{$self->{instance} . '_maxThreads'};
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$self->{result_values}->{used} = $options{new_datas}->{$self->{instance} . '_' . $options{extra_options}->{label_ref}};
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if ($self->{result_values}->{max} > 0) {
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$self->{result_values}->{prct_used} = $self->{result_values}->{used} * 100 / $self->{result_values}->{max};
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}
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return 0;
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}
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sub prefix_connector_output {
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my ($self, %options) = @_;
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return "Connector '" . $options{instance_value}->{display} . "' ";
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}
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sub new {
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my ($class, %options) = @_;
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my $self = $class->SUPER::new(package => __PACKAGE__, %options, statefile => 1);
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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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"filter-name:s" => { name => 'filter_name' },
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"units:s" => { name => 'units', default => '%' },
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});
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return $self;
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}
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sub check_options {
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my ($self, %options) = @_;
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$self->SUPER::check_options(%options);
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$instance_mode = $self;
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}
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sub manage_selection {
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my ($self, %options) = @_;
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$self->{request} = [
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{ mbean => "Catalina:name=*,type=ThreadPool", attributes => [ { name => 'currentThreadCount' }, { name => 'currentThreadsBusy' }, { name => 'maxThreads' } ] },
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{ mbean => "Catalina:name=*,type=GlobalRequestProcessor", attributes => [ { name => 'bytesReceived' }, { name => 'bytesSent' }, { name => 'requestCount' } ] }
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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->{tomcatconnector} = {};
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foreach my $key (keys %$result) {
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$key =~ /name=(.*?),type=(.*)/;
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my ($connector, $type) = ($1, $2);
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if (defined($self->{option_results}->{filter_name}) && $self->{option_results}->{filter_name} ne '' &&
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$connector !~ /$self->{option_results}->{filter_name}/) {
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$self->{output}->output_add(long_msg => "skipping '" . $connector . "': no matching filter.", debug => 1);
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next;
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}
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$result->{$key}->{bytesSent} *= 8 if (defined($result->{$key}->{bytesSent}));
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$result->{$key}->{bytesReceived} *= 8 if (defined($result->{$key}->{bytesReceived}));
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$self->{tomcatconnector}->{$connector} = { display => $connector }
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if (!defined($self->{tomcatconnector}->{$connector}));
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$self->{tomcatconnector}->{$connector} = { %{$self->{tomcatconnector}->{$connector}}, %{$result->{$key}} };
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}
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$self->{cache_name} = "tomcat_" . $self->{mode} . '_' . md5_hex($options{custom}->{url}) . '_' .
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(defined($self->{option_results}->{filter_counters}) ? md5_hex($self->{option_results}->{filter_counters}) : md5_hex('all')) . '_' .
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(defined($self->{option_results}->{filter_name}) ? md5_hex($self->{option_results}->{filter_name}) : md5_hex('all'));
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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 connector usage.
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=over 8
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=item B<--filter-counters>
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Only display some counters (regexp can be used).
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Example: --filter-counters='threads-busy'
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=item B<--filter-name>
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Filter connector name (can be a regexp).
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=item B<--warning-*>
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Threshold warning.
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Can be: 'threads-count', 'threads-busy', 'request-count', 'traffic-in', 'traffic-out'.
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=item B<--critical-*>
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Threshold critical.
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Can be: 'threads-count', 'threads-busy', 'request-count', 'traffic-in', 'traffic-out'.
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=item B<--units>
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Units of thresholds (Default: '%') ('%', 'absolute').
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=back
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=cut
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@ -32,6 +32,7 @@ sub new {
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$self->{version} = '0.1';
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%{$self->{modes}} = (
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'class-count' => 'centreon::common::jvm::mode::classcount',
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'connector-usage' => 'apps::tomcat::jmx::mode::connectorusage',
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'cpu-load' => 'centreon::common::jvm::mode::cpuload',
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'fd-usage' => 'centreon::common::jvm::mode::fdusage',
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'gc-usage' => 'centreon::common::jvm::mode::gcusage',
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@ -142,7 +142,7 @@ sub custom_usage_output {
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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 - $self->{result_values}->{prct_used});
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} else {
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$msg = sprintf("Used: %s", $total_used_value . " " . $total_used_unit, $self->{result_values}->{prct_used});
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$msg = sprintf("Used: %s", $total_used_value . " " . $total_used_unit);
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}
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return $msg;
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}
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