303 lines
13 KiB
Perl
303 lines
13 KiB
Perl
###############################################################################
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# Copyright 2005-2013 MERETHIS
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# Centreon is developped by : Julien Mathis and Romain Le Merlus under
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# GPL Licence 2.0.
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#
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# This program is free software; you can redistribute it and/or modify it under
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# the terms of the GNU General Public License as published by the Free Software
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# Foundation ; either version 2 of the License.
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#
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# This program is distributed in the hope that it will be useful, but WITHOUT ANY
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# WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A
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# PARTICULAR PURPOSE. See the GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License along with
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# this program; if not, see <http://www.gnu.org/licenses>.
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#
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# Linking this program statically or dynamically with other modules is making a
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# combined work based on this program. Thus, the terms and conditions of the GNU
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# General Public License cover the whole combination.
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#
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# As a special exception, the copyright holders of this program give MERETHIS
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# permission to link this program with independent modules to produce an timeelapsedutable,
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# regardless of the license terms of these independent modules, and to copy and
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# distribute the resulting timeelapsedutable under terms of MERETHIS choice, provided that
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# MERETHIS also meet, for each linked independent module, the terms and conditions
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# of the license of that module. An independent module is a module which is not
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# derived from this program. If you modify this program, you may extend this
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# exception to your version of the program, but you are not obliged to do so. If you
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# do not wish to do so, delete this exception statement from your version.
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#
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# For more information : contact@centreon.com
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# Author : Florian Asche <info@florian-asche.de>
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#
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####################################################################################
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package apps::tomcat::web::mode::threads;
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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::httplib;
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use XML::XPath;
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use URI::Escape;
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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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$options{options}->add_options(arguments =>
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{
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"hostname:s" => { name => 'hostname' },
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"port:s" => { name => 'port', default => '8080' },
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"proto:s" => { name => 'proto', default => "http" },
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"credentials" => { name => 'credentials' },
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"username:s" => { name => 'username' },
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"password:s" => { name => 'password' },
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"proxyurl:s" => { name => 'proxyurl' },
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"timeout:s" => { name => 'timeout', default => '3' },
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"urlpath:s" => { name => 'url_path', default => '/manager/status?XML=true' },
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"warning:s" => { name => 'warning' },
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"critical:s" => { name => 'critical' },
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"name:s" => { name => 'name' },
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"regexp" => { name => 'use_regexp' },
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"regexp-isensitive" => { name => 'use_regexpi' },
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});
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$self->{result} = {};
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$self->{hostname} = undef;
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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->{option_results}->{proto} ne 'http') && ($self->{option_results}->{proto} ne 'https')) {
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$self->{output}->add_option_msg(short_msg => "Unsupported protocol specified '" . $self->{option_results}->{proto} . "'.");
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$self->{output}->option_exit();
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}
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if (!defined($self->{option_results}->{hostname})) {
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$self->{output}->add_option_msg(short_msg => "Please set the hostname option");
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$self->{output}->option_exit();
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}
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if ((defined($self->{option_results}->{credentials})) && (!defined($self->{option_results}->{username}) || !defined($self->{option_results}->{password}))) {
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$self->{output}->add_option_msg(short_msg => "You need to set --username= and --password= options when --credentials is used");
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$self->{output}->option_exit();
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}
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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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}
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my %xpath_to_check = (
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maxThreads => '/status/connector/threadInfo/@maxThreads',
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currentThreadCount => '/status/connector/threadInfo/@currentThreadCount',
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currentThreadsBusy => '/status/connector/threadInfo/@currentThreadsBusy',
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);
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sub manage_selection {
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my ($self, %options) = @_;
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my $webcontent = centreon::plugins::httplib::connect($self);
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my $port = $self->{option_results}->{port};
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#EXAMPLE 1:
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#<status>
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# <connector name="http-0">
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# <threadInfo currentThreadCount="0" currentThreadsBusy="0" maxThreads="200"/>
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# <requestInfo bytesReceived="0" bytesSent="0" errorCount="0" maxTime="0" processingTime="0" requestCount="0"/>
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# <workers></workers>
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# </connector>
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# <connector name="http-8080">
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# <threadInfo currentThreadCount="158" currentThreadsBusy="10" maxThreads="200"/>
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# <requestInfo bytesReceived="297" bytesSent="19350704517" errorCount="192504" maxTime="249349" processingTime="2242513592" requestCount="983650"/>
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# <workers>
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# </workers>
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# </connector>
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#</status>
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#EXAMPLE 2:
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#<status>
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#<jvm>
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# <memory free='409303928' total='518979584' max='518979584'/>
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# <memorypool name='Eden Space' type='Heap memory' usageInit='143130624' usageCommitted='143130624' usageMax='143130624' usageUsed='56881560'/>
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# <memorypool name='Survivor Space' type='Heap memory' usageInit='17891328' usageCommitted='17891328' usageMax='17891328' usageUsed='17891328'/>
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# <memorypool name='Tenured Gen' type='Heap memory' usageInit='357957632' usageCommitted='357957632' usageMax='357957632' usageUsed='34902768'/>
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# <memorypool name='Code Cache' type='Non-heap memory' usageInit='2555904' usageCommitted='2555904' usageMax='50331648' usageUsed='1899840'/>
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# <memorypool name='Perm Gen' type='Non-heap memory' usageInit='21757952' usageCommitted='21757952' usageMax='85983232' usageUsed='21372688'/>
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#</jvm>
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#<connector name='"http-bio-10.1.80.149-22002"'><threadInfo maxThreads="5" currentThreadCount="2" currentThreadsBusy="1" />
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# <requestInfo maxTime="1216" processingTime="1216" requestCount="1" errorCount="1" bytesReceived="0" bytesSent="2474" />
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# <workers>
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# <worker stage="S" requestProcessingTime="23" requestBytesSent="0" requestBytesReceived="0" remoteAddr="10.1.80.149" virtualHost="examplehost" method="GET" currentUri="/manager/status" currentQueryString="XML=true" protocol="HTTP/1.1" />
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# </workers>
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#</connector>
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#<connector name='"ajp-bio-10.1.80.149-22001"'><threadInfo maxThreads="150" currentThreadCount="0" currentThreadsBusy="0" />
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# <requestInfo maxTime="0" processingTime="0" requestCount="0" errorCount="0" bytesReceived="0" bytesSent="0" />
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# <workers>
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# </workers>
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#</connector>
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#</status>
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#GET XML DATA
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my $xpath = XML::XPath->new( xml => $webcontent );
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my %xpath_check_results;
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foreach my $xpath_check ( keys %xpath_to_check ) {
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my $singlepath = $xpath_to_check{$xpath_check};
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$singlepath =~ s{\$port}{$port};
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my $nodeset = $xpath->find($singlepath);
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foreach my $node ($nodeset->get_nodelist) {
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my $connector_name = $node->getParentNode()->getParentNode()->getAttribute("name");
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$connector_name =~ s/^["'\s]+//;
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$connector_name =~ s/["'\s]+$//;
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$connector_name = uri_unescape($connector_name);
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next if (defined($self->{option_results}->{name}) && defined($self->{option_results}->{use_regexp}) && defined($self->{option_results}->{use_regexpi})
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&& $connector_name !~ /$self->{option_results}->{name}/i);
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next if (defined($self->{option_results}->{name}) && defined($self->{option_results}->{use_regexp}) && !defined($self->{option_results}->{use_regexpi})
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&& $connector_name !~ /$self->{option_results}->{name}/);
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next if (defined($self->{option_results}->{name}) && !defined($self->{option_results}->{use_regexp}) && !defined($self->{option_results}->{use_regexpi})
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&& $connector_name ne $self->{option_results}->{name});
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my $value = $node->string_value();
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if ( $value =~ /^"?([0-9.]+)"?$/ ) {
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$self->{result}->{$connector_name}{$xpath_check} = $1;
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} else {
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$self->{result}->{$connector_name}{$xpath_check} = "not_numeric";
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};
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};
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if (scalar(keys %{$self->{result}}) <= 0) {
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if (defined($self->{option_results}->{name})) {
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$self->{output}->add_option_msg(short_msg => "No information found for name '" . $self->{option_results}->{name} . "'.");
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} else {
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$self->{output}->add_option_msg(short_msg => "No information found.");
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}
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$self->{output}->option_exit();
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};
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};
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};
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sub run {
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my ($self, %options) = @_;
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$self->manage_selection();
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if (!defined($self->{option_results}->{name}) || defined($self->{option_results}->{use_regexp})) {
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$self->{output}->output_add(severity => 'OK',
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short_msg => 'All Threads are ok.');
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};
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foreach my $name (sort(keys %{$self->{result}})) {
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my $exit = $self->{perfdata}->threshold_check(value => $self->{result}->{$name}->{currentThreadsBusy}, threshold => [ { label => 'critical', 'exit_litteral' => 'critical' }, { label => 'warning', exit_litteral => 'warning' } ]);
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$self->{output}->output_add(long_msg => sprintf("Thread '%s' currentThreadsBusy : %s", $name,
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$self->{result}->{$name}->{currentThreadsBusy}));
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if (!$self->{output}->is_status(value => $exit, compare => 'ok', litteral => 1) || (defined($self->{option_results}->{name}) && !defined($self->{option_results}->{use_regexp}))) {
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$self->{output}->output_add(severity => $exit,
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short_msg => sprintf("Thread '%s' currentThreadsBusy : %s", $name,
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$self->{result}->{$name}->{currentThreadsBusy}));
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}
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my $extra_label = '';
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$extra_label = '_' . $name if (!defined($self->{option_results}->{name}) || defined($self->{option_results}->{use_regexp}));
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$self->{output}->perfdata_add(label => 'currentThreadsBusy' . $extra_label,
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value => $self->{result}->{$name}->{currentThreadsBusy},
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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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max => $self->{result}->{$name}->{maxThreads});
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$self->{output}->perfdata_add(label => 'currentThreadCount' . $extra_label,
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value => $self->{result}->{$name}->{currentThreadCount},
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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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max => $self->{result}->{$name}->{maxThreads});
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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 Tomcat Application Servers Threads for each Connector
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=over 8
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=item B<--hostname>
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IP Address or FQDN of the Tomcat Application Server
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=item B<--port>
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Port used by Tomcat
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=item B<--proxyurl>
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Proxy URL if any
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=item B<--proto>
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Protocol used http or https
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=item B<--credentials>
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Specify this option if you access server-status page over basic authentification
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=item B<--username>
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Specify username for basic authentification (Mandatory if --credentials is specidied)
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=item B<--password>
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Specify password for basic authentification (Mandatory if --credentials is specidied)
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=item B<--timeout>
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Threshold for HTTP timeout
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=item B<--urlpath>
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Path to the Tomcat Manager XML (Default: '/manager/status?XML=true')
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=item B<--warning>
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Warning Threshold for Number of Threads
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=item B<--critical>
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Critical Threshold for Number of Threads
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=item B<--name>
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Set the filter name (empty means 'check all contexts')
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=item B<--regexp>
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Allows to use regexp to filter (with option --name).
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=item B<--regexp-isensitive>
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Allows to use regexp non case-sensitive (with --regexp).
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=back
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=cut
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