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break change: refacto tomcat web

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garnier-quentin 2019-07-04 17:07:56 +02:00
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commit 08cb1d5eae
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apps/tomcat/web/mode/requestinfo.pm
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#
# Copyright 2019 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 apps::tomcat::web::mode::requestinfo;
use base qw(centreon::plugins::mode);
use strict;
use warnings;
use centreon::plugins::http;
use centreon::plugins::statefile;
use Digest::MD5 qw(md5_hex);
use XML::XPath;
use URI::Escape;
sub new {
my ($class, %options) = @_;
my $self = $class->SUPER::new(package => __PACKAGE__, %options);
bless $self, $class;
$options{options}->add_options(arguments => {
'hostname:s' => { name => 'hostname' },
'port:s' => { name => 'port', default => '8080' },
'proto:s' => { name => 'proto' },
'credentials' => { name => 'credentials' },
'basic' => { name => 'basic' },
'username:s' => { name => 'username' },
'password:s' => { name => 'password' },
'timeout:s' => { name => 'timeout' },
'urlpath:s' => { name => 'url_path', default => '/manager/status?XML=true' },
'filter-name:s' => { name => 'filter_name' },
});
$self->{http} = centreon::plugins::http->new(%options);
return $self;
}
sub check_options {
my ($self, %options) = @_;
$self->SUPER::init(%options);
#MaxTime
if (($self->{perfdata}->threshold_validate(label => 'warning-maxtime', value => $self->{option_results}->{warning_maxtime})) == 0) {
$self->{output}->add_option_msg(short_msg => "Wrong warning 'warning-maxtime' threshold '" . $self->{option_results}->{warning_maxtime} . "'.");
$self->{output}->option_exit();
}
if (($self->{perfdata}->threshold_validate(label => 'critical-maxtime', value => $self->{option_results}->{critical_maxtime})) == 0) {
$self->{output}->add_option_msg(short_msg => "Wrong critical 'critical-maxtime' threshold '" . $self->{option_results}->{critical_maxtime} . "'.");
$self->{output}->option_exit();
}
#processingTime
if (($self->{perfdata}->threshold_validate(label => 'warning-processingtime', value => $self->{option_results}->{warning_processingtime})) == 0) {
$self->{output}->add_option_msg(short_msg => "Wrong warning 'warning-processingtime' threshold '" . $self->{option_results}->{warning_processingtime} . "'.");
$self->{output}->option_exit();
}
if (($self->{perfdata}->threshold_validate(label => 'critical-processingtime', value => $self->{option_results}->{critical_processingtime})) == 0) {
$self->{output}->add_option_msg(short_msg => "Wrong critical 'critical-processingtime' threshold '" . $self->{option_results}->{critical_processingtime} . "'.");
$self->{output}->option_exit();
}
#requestCount
if (($self->{perfdata}->threshold_validate(label => 'warning-requestcount', value => $self->{option_results}->{warning_requestcount})) == 0) {
$self->{output}->add_option_msg(short_msg => "Wrong warning 'warning-requestcount' threshold '" . $self->{option_results}->{warning_requestcount} . "'.");
$self->{output}->option_exit();
}
if (($self->{perfdata}->threshold_validate(label => 'critical-requestcount', value => $self->{option_results}->{critical_requestcount})) == 0) {
$self->{output}->add_option_msg(short_msg => "Wrong critical 'critical-requestcount' threshold '" . $self->{option_results}->{critical_requestcount} . "'.");
$self->{output}->option_exit();
}
#errorCount
if (($self->{perfdata}->threshold_validate(label => 'warning-errorcount', value => $self->{option_results}->{warning_errorcount})) == 0) {
$self->{output}->add_option_msg(short_msg => "Wrong warning 'warning-errorcount' threshold '" . $self->{option_results}->{warning_errorcount} . "'.");
$self->{output}->option_exit();
}
if (($self->{perfdata}->threshold_validate(label => 'critical-errorcount', value => $self->{option_results}->{critical_errorcount})) == 0) {
$self->{output}->add_option_msg(short_msg => "Wrong critical 'critical-errorcount' threshold '" . $self->{option_results}->{critical_errorcount} . "'.");
$self->{output}->option_exit();
}
$self->{statefile_value}->check_options(%options);
$self->{hostname} = $self->{option_results}->{hostname};
if (!defined($self->{hostname})) {
$self->{hostname} = 'me';
}
$self->{http}->set_options(%{$self->{option_results}});
}
sub manage_selection {
my ($self, %options) = @_;
my $webcontent = $self->{http}->request();
my $port = $self->{option_results}->{port};
#EXAMPLE 1:
#<status>
# <connector name="http-0">
# <threadInfo currentThreadCount="0" currentThreadsBusy="0" maxThreads="200"/>
# <requestInfo bytesReceived="0" bytesSent="0" errorCount="0" maxTime="0" processingTime="0" requestCount="0"/>
# <workers></workers>
# </connector>
# <connector name="http-8080">
# <threadInfo currentThreadCount="158" currentThreadsBusy="10" maxThreads="200"/>
# <requestInfo bytesReceived="297" bytesSent="19350704517" errorCount="192504" maxTime="249349" processingTime="2242513592" requestCount="983650"/>
# <workers>
# </workers>
# </connector>
#</status>
#EXAMPLE 2:
#<status>
#<jvm>
# <memory free='409303928' total='518979584' max='518979584'/>
# <memorypool name='Eden Space' type='Heap memory' usageInit='143130624' usageCommitted='143130624' usageMax='143130624' usageUsed='56881560'/>
# <memorypool name='Survivor Space' type='Heap memory' usageInit='17891328' usageCommitted='17891328' usageMax='17891328' usageUsed='17891328'/>
# <memorypool name='Tenured Gen' type='Heap memory' usageInit='357957632' usageCommitted='357957632' usageMax='357957632' usageUsed='34902768'/>
# <memorypool name='Code Cache' type='Non-heap memory' usageInit='2555904' usageCommitted='2555904' usageMax='50331648' usageUsed='1899840'/>
# <memorypool name='Perm Gen' type='Non-heap memory' usageInit='21757952' usageCommitted='21757952' usageMax='85983232' usageUsed='21372688'/>
#</jvm>
#<connector name='"http-bio-10.1.80.149-22002"'><threadInfo maxThreads="5" currentThreadCount="2" currentThreadsBusy="1" />
# <requestInfo maxTime="1216" processingTime="1216" requestCount="1" errorCount="1" bytesReceived="0" bytesSent="2474" />
# <workers>
# <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" />
# </workers>
#</connector>
#<connector name='"ajp-bio-10.1.80.149-22001"'><threadInfo maxThreads="150" currentThreadCount="0" currentThreadsBusy="0" />
# <requestInfo maxTime="0" processingTime="0" requestCount="0" errorCount="0" bytesReceived="0" bytesSent="0" />
# <workers>
# </workers>
#</connector>
#</status>
#GET XML DATA
my $xpath = XML::XPath->new( xml => $webcontent );
my %xpath_check_results;
foreach my $xpath_check ( keys %xpath_to_check ) {
my $singlepath = $xpath_to_check{$xpath_check};
$singlepath =~ s{\$port}{$port};
my $nodeset = $xpath->find($singlepath);
foreach my $node ($nodeset->get_nodelist) {
my $connector_name = $node->getParentNode()->getParentNode()->getAttribute("name");
$connector_name =~ s/^["'\s]+//;
$connector_name =~ s/["'\s]+$//;
$connector_name = uri_unescape($connector_name);
next if (defined($self->{option_results}->{name}) && defined($self->{option_results}->{use_regexp}) && defined($self->{option_results}->{use_regexpi})
&& $connector_name !~ /$self->{option_results}->{name}/i);
next if (defined($self->{option_results}->{name}) && defined($self->{option_results}->{use_regexp}) && !defined($self->{option_results}->{use_regexpi})
&& $connector_name !~ /$self->{option_results}->{name}/);
next if (defined($self->{option_results}->{name}) && !defined($self->{option_results}->{use_regexp}) && !defined($self->{option_results}->{use_regexpi})
&& $connector_name ne $self->{option_results}->{name});
my $value = $node->string_value();
if ( $value =~ /^"?([0-9.]+)"?$/ ) {
$self->{result}->{$connector_name}{$xpath_check} = $1;
} else {
$self->{result}->{$connector_name}{$xpath_check} = "not_numeric";
};
};
if (scalar(keys %{$self->{result}}) <= 0) {
if (defined($self->{option_results}->{name})) {
$self->{output}->add_option_msg(short_msg => "No information found for name '" . $self->{option_results}->{name} . "'.");
} else {
$self->{output}->add_option_msg(short_msg => "No information found.");
}
$self->{output}->option_exit();
};
};
};
sub run {
my ($self, %options) = @_;
$self->manage_selection();
my $new_datas = {};
$self->{statefile_value}->read(statefile => 'cache_apps_tomcat_web_' . $self->{option_results}->{hostname} . '_' . $self->{http}->get_port() . '_' . $self->{mode} . '_' . (defined($self->{option_results}->{name}) ? md5_hex($self->{option_results}->{name}) : md5_hex('all')));
$new_datas->{last_timestamp} = time();
my $old_timestamp = $self->{statefile_value}->get(name => 'last_timestamp');
if (!defined($self->{option_results}->{name}) || defined($self->{option_results}->{use_regexp})) {
$self->{output}->output_add(severity => 'OK',
short_msg => 'All requestInfo Data are ok.');
}
foreach my $name (sort(keys %{$self->{result}})) {
$new_datas->{'requestInfo_processingTime_' . $name} = $self->{result}->{$name}->{requestInfo_processingTime};
$new_datas->{'requestInfo_requestCount_' . $name} = $self->{result}->{$name}->{requestInfo_requestCount};
$new_datas->{'requestInfo_errorCount_' . $name} = $self->{result}->{$name}->{requestInfo_errorCount};
my $requestInfo_processingTime = $self->{statefile_value}->get(name => 'requestInfo_processingTime_' . $name);
my $requestInfo_requestCount = $self->{statefile_value}->get(name => 'requestInfo_requestCount_' . $name);
my $requestInfo_errorCount = $self->{statefile_value}->get(name => 'requestInfo_errorCount_' . $name);
if (!defined($old_timestamp) || !defined($requestInfo_processingTime) || !defined($requestInfo_requestCount) || !defined($requestInfo_errorCount)) {
next;
}
if ($new_datas->{'requestInfo_processingTime_' . $name} < $requestInfo_processingTime) {
# We set 0. Has reboot.
$requestInfo_processingTime = 0;
}
if ($new_datas->{'requestInfo_requestCount_' . $name} < $requestInfo_requestCount) {
# We set 0. Has reboot.
$requestInfo_requestCount = 0;
}
if ($new_datas->{'requestInfo_errorCount_' . $name} < $requestInfo_errorCount) {
# We set 0. Has reboot.
$requestInfo_errorCount = 0;
}
my $time_delta = $new_datas->{last_timestamp} - $old_timestamp;
if ($time_delta <= 0) {
# At least one second. two fast calls ;)
$time_delta = 1;
}
my $requestInfo_maxTime = $self->{result}->{$name}->{requestInfo_maxTime};
my $requestInfo_processingTime_absolute_per_sec = ($new_datas->{'requestInfo_processingTime_' . $name} - $requestInfo_processingTime) / $time_delta;
my $requestInfo_requestCount_absolute_per_sec = ($new_datas->{'requestInfo_requestCount_' . $name} - $requestInfo_requestCount) / $time_delta;
my $requestInfo_errorCount_absolute_per_sec = ($new_datas->{'requestInfo_errorCount_' . $name} - $requestInfo_errorCount) / $time_delta;
my $exit1 = $self->{perfdata}->threshold_check(value => $requestInfo_maxTime, threshold => [ { label => 'critical-maxtime', 'exit_litteral' => 'critical' }, { label => 'warning-maxtime', exit_litteral => 'warning' } ]);
my $exit2 = $self->{perfdata}->threshold_check(value => $requestInfo_processingTime_absolute_per_sec, threshold => [ { label => 'critical-processingtime', 'exit_litteral' => 'critical' }, { label => 'warning-processingtime', exit_litteral => 'warning' } ]);
my $exit3 = $self->{perfdata}->threshold_check(value => $requestInfo_requestCount_absolute_per_sec, threshold => [ { label => 'critical-requestcount', 'exit_litteral' => 'critical' }, { label => 'warning-requestcount', exit_litteral => 'warning' } ]);
my $exit4 = $self->{perfdata}->threshold_check(value => $requestInfo_errorCount_absolute_per_sec, threshold => [ { label => 'critical-errorcount', 'exit_litteral' => 'critical' }, { label => 'warning-errorcount', exit_litteral => 'warning' } ]);
my $exit = $self->{output}->get_most_critical(status => [ $exit1, $exit2, $exit3, $exit4 ]);
$self->{output}->output_add(long_msg => sprintf("Connector '%s' maxTime : %s, processingTime : %.3f, requestCount : %.2f, errorCount : %.2f", $name, $requestInfo_maxTime, $requestInfo_processingTime_absolute_per_sec, $requestInfo_requestCount_absolute_per_sec, $requestInfo_errorCount_absolute_per_sec));
if (!$self->{output}->is_status(value => $exit, compare => 'ok', litteral => 1) || (defined($self->{option_results}->{name}) && !defined($self->{option_results}->{use_regexp}))) {
$self->{output}->output_add(severity => $exit,
short_msg => sprintf("Connector '%s' maxTime : %s, processingTime : %.3f, requestCount : %.2f, errorCount : %.2f", $name,
$requestInfo_maxTime,
$requestInfo_processingTime_absolute_per_sec,
$requestInfo_requestCount_absolute_per_sec,
$requestInfo_errorCount_absolute_per_sec));
}
my $extra_label;
$extra_label = '_' . $name if (!defined($self->{option_results}->{name}) || defined($self->{option_results}->{use_regexp}));
$self->{output}->perfdata_add(
label => 'maxTime',
instances => $extra_label,
value => sprintf("%.2f", $self->{result}->{$name}->{requestInfo_maxTime}),
warning => $self->{perfdata}->get_perfdata_for_output(label => 'warning'),
critical => $self->{perfdata}->get_perfdata_for_output(label => 'critical'),
min => 0
);
$self->{output}->perfdata_add(
label => 'processingTime',
instances => $extra_label,
value => sprintf("%.3f", $requestInfo_processingTime_absolute_per_sec),
warning => $self->{perfdata}->get_perfdata_for_output(label => 'warning'),
critical => $self->{perfdata}->get_perfdata_for_output(label => 'critical'),
min => 0
);
$self->{output}->perfdata_add(
label => 'requestCount',
instances => $extra_label,
value => sprintf("%.2f", $requestInfo_requestCount_absolute_per_sec),
warning => $self->{perfdata}->get_perfdata_for_output(label => 'warning'),
critical => $self->{perfdata}->get_perfdata_for_output(label => 'critical'),
min => 0
);
$self->{output}->perfdata_add(
label => 'errorCount',
instances => $extra_label,
value => sprintf("%.2f", $requestInfo_errorCount_absolute_per_sec),
warning => $self->{perfdata}->get_perfdata_for_output(label => 'warning'),
critical => $self->{perfdata}->get_perfdata_for_output(label => 'critical'),
min => 0
);
};
$self->{statefile_value}->write(data => $new_datas);
if (!defined($old_timestamp)) {
$self->{output}->output_add(severity => 'OK',
short_msg => "Buffer creation...");
}
$self->{output}->display();
$self->{output}->exit();
};
1;
__END__
=head1 MODE
Check Tomcat Application Servers Requestinfo Threadsinformation for each Connector
=over 8
=item B<--hostname>
IP Address or FQDN of the Tomcat Application Server
=item B<--port>
Port used by Tomcat
=item B<--proto>
Protocol used http or https
=item B<--credentials>
Specify this option if you access server-status page with authentication
=item B<--username>
Specify username for authentication (Mandatory if --credentials is specified)
=item B<--password>
Specify password for authentication (Mandatory if --credentials is specified)
=item B<--basic>
Specify this option if you access server-status page over basic authentication and don't want a '401 UNAUTHORIZED' error to be logged on your webserver.
Specify this option if you access server-status page over hidden basic authentication or you'll get a '404 NOT FOUND' error.
(Use with --credentials)
=item B<--timeout>
Threshold for HTTP timeout
=item B<--urlpath>
Path to the Tomcat Manager XML (Default: '/manager/status?XML=true')
=item B<--filter-name>
Filter the connector name (can be regexp)
=item B<--warning-maxtime>
Threshold warning for maxTime
=item B<--critical-maxtime>
Threshold critical for maxTime
=item B<--warning-processingtime>
Threshold warning for ProcessingTime
=item B<--critical-processingtime>
Threshold critical for ProcessingTime
=item B<--warning-requestcount>
Threshold warning for requestCount
=item B<--critical-requestcount>
Threshold critical for requestCount
=item B<--warning-errorcount>
Threshold warning for errorCount
=item B<--critical-errorcount>
Threshold critical for errorCount
=back
=cut