378 lines
17 KiB
Perl
378 lines
17 KiB
Perl
#
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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::web::mode::traffic;
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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::http;
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use centreon::plugins::statefile;
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use Digest::MD5 qw(md5_hex);
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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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$options{options}->add_options(arguments =>
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{
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"hostname:s" => { name => 'hostname' },
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"port:s" => { name => 'port', default => '8080' },
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"proto:s" => { name => 'proto' },
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"credentials" => { name => 'credentials' },
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"username:s" => { name => 'username' },
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"password:s" => { name => 'password' },
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"proxyurl:s" => { name => 'proxyurl' },
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"timeout:s" => { name => 'timeout' },
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"urlpath:s" => { name => 'url_path', default => '/manager/status?XML=true' },
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"name:s" => { name => 'name' },
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"regexp" => { name => 'use_regexp' },
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"regexp-isensitive" => { name => 'use_regexpi' },
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"speed:s" => { name => 'speed' },
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"warning-in:s" => { name => 'warning_in' },
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"critical-in:s" => { name => 'critical_in' },
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"warning-out:s" => { name => 'warning_out' },
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"critical-out:s" => { name => 'critical_out' },
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});
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$self->{result} = {};
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$self->{hostname} = undef;
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$self->{statefile_value} = centreon::plugins::statefile->new(%options);
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$self->{http} = centreon::plugins::http->new(output => $self->{output});
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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->{perfdata}->threshold_validate(label => 'warning-in', value => $self->{option_results}->{warning_in})) == 0) {
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$self->{output}->add_option_msg(short_msg => "Wrong warning 'in' threshold '" . $self->{option_results}->{warning_in} . "'.");
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$self->{output}->option_exit();
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}
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if (($self->{perfdata}->threshold_validate(label => 'critical-in', value => $self->{option_results}->{critical_in})) == 0) {
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$self->{output}->add_option_msg(short_msg => "Wrong critical 'in' threshold '" . $self->{option_results}->{critical_in} . "'.");
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$self->{output}->option_exit();
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}
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if (($self->{perfdata}->threshold_validate(label => 'warning-out', value => $self->{option_results}->{warning_out})) == 0) {
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$self->{output}->add_option_msg(short_msg => "Wrong warning 'out' threshold '" . $self->{option_results}->{warning_out} . "'.");
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$self->{output}->option_exit();
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}
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if (($self->{perfdata}->threshold_validate(label => 'critical-out', value => $self->{option_results}->{critical_out})) == 0) {
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$self->{output}->add_option_msg(short_msg => "Wrong critical 'out' threshold '" . $self->{option_results}->{critical_out} . "'.");
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$self->{output}->option_exit();
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}
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if (defined($self->{option_results}->{speed}) && $self->{option_results}->{speed} ne '' && $self->{option_results}->{speed} !~ /^[0-9]+(\.[0-9]+){0,1}$/) {
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$self->{output}->add_option_msg(short_msg => "Speed must be a positive number '" . $self->{option_results}->{speed} . "' (can be a float also).");
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$self->{output}->option_exit();
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}
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if (defined($self->{option_results}->{units}) && $self->{option_results}->{units} eq '%' &&
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(!defined($self->{option_results}->{speed}) || $self->{option_results}->{speed} eq '')) {
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$self->{output}->add_option_msg(short_msg => "To use percent, you need to set --speed option.");
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$self->{output}->option_exit();
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}
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$self->{statefile_value}->check_options(%options);
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$self->{hostname} = $self->{option_results}->{hostname};
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if (!defined($self->{hostname})) {
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$self->{hostname} = 'me';
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}
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$self->{http}->set_options(%{$self->{option_results}});
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}
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my %xpath_to_check = (
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in => '/status/connector/requestInfo/@bytesReceived',
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out => '/status/connector/requestInfo/@bytesSent',
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);
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sub manage_selection {
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my ($self, %options) = @_;
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my $webcontent = $self->{http}->request();
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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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my $new_datas = {};
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$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($self->{option_results}->{name}) : md5_hex('all')));
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$new_datas->{last_timestamp} = time();
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my $old_timestamp = $self->{statefile_value}->get(name => 'last_timestamp');
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if (!defined($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 traffic are ok.');
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}
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foreach my $name (sort(keys %{$self->{result}})) {
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$new_datas->{'in_' . $name} = $self->{result}->{$name}->{in} * 8;
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$new_datas->{'out_' . $name} = $self->{result}->{$name}->{out} * 8;
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my $old_in = $self->{statefile_value}->get(name => 'in_' . $name);
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my $old_out = $self->{statefile_value}->get(name => 'out_' . $name);
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if (!defined($old_timestamp) || !defined($old_in) || !defined($old_out)) {
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next;
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}
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if ($new_datas->{'in_' . $name} < $old_in) {
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# We set 0. Has reboot.
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$old_in = 0;
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}
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if ($new_datas->{'out_' . $name} < $old_out) {
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# We set 0. Has reboot.
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$old_out = 0;
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}
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my $time_delta = $new_datas->{last_timestamp} - $old_timestamp;
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if ($time_delta <= 0) {
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# At least one second. two fast calls ;)
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$time_delta = 1;
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}
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my $in_absolute_per_sec = ($new_datas->{'in_' . $name} - $old_in) / $time_delta;
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my $out_absolute_per_sec = ($new_datas->{'out_' . $name} - $old_out) / $time_delta;
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my ($exit, $interface_speed, $in_prct, $out_prct);
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if (defined($self->{option_results}->{speed}) && $self->{option_results}->{speed} ne '') {
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$interface_speed = $self->{option_results}->{speed} * 1000000;
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$in_prct = $in_absolute_per_sec * 100 / ($self->{option_results}->{speed} * 1000000);
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$out_prct = $out_absolute_per_sec * 100 / ($self->{option_results}->{speed} * 1000000);
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if ($self->{option_results}->{units} eq '%') {
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my $exit1 = $self->{perfdata}->threshold_check(value => $in_prct, threshold => [ { label => 'critical-in', 'exit_litteral' => 'critical' }, { label => 'warning-in', exit_litteral => 'warning' } ]);
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my $exit2 = $self->{perfdata}->threshold_check(value => $out_prct, threshold => [ { label => 'critical-out', 'exit_litteral' => 'critical' }, { label => 'warning-out', exit_litteral => 'warning' } ]);
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$exit = $self->{output}->get_most_critical(status => [ $exit1, $exit2 ]);
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}
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$in_prct = sprintf("%.2f", $in_prct);
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$out_prct = sprintf("%.2f", $out_prct);
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} else {
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my $exit1 = $self->{perfdata}->threshold_check(value => $in_absolute_per_sec, threshold => [ { label => 'critical-in', 'exit_litteral' => 'critical' }, { label => 'warning-in', exit_litteral => 'warning' } ]);
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my $exit2 = $self->{perfdata}->threshold_check(value => $out_absolute_per_sec, threshold => [ { label => 'critical-out', 'exit_litteral' => 'critical' }, { label => 'warning-out', exit_litteral => 'warning' } ]);
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$exit = $self->{output}->get_most_critical(status => [ $exit1, $exit2 ]);
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$in_prct = '-';
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$out_prct = '-';
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}
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###########
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# Manage Output
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###########
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my ($in_value, $in_unit) = $self->{perfdata}->change_bytes(value => $in_absolute_per_sec, network => 1);
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my ($out_value, $out_unit) = $self->{perfdata}->change_bytes(value => $out_absolute_per_sec, network => 1);
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$self->{output}->output_add(long_msg => sprintf("Connector '%s' Traffic In : %s/s (%s %%), Out : %s/s (%s %%) ", $name,
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$in_value . $in_unit, $in_prct,
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$out_value . $out_unit, $out_prct));
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if (!$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("Connector '%s' Traffic In : %s/s (%s %%), Out : %s/s (%s %%) ", $name,
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$in_value . $in_unit, $in_prct,
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$out_value . $out_unit, $out_prct));
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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 => 'traffic_in' . $extra_label, unit => 'b/s',
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value => sprintf("%.2f", $in_absolute_per_sec),
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warning => $self->{perfdata}->get_perfdata_for_output(label => 'warning-in', total => $interface_speed),
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critical => $self->{perfdata}->get_perfdata_for_output(label => 'critical-in', total => $interface_speed),
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min => 0, max => $interface_speed);
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$self->{output}->perfdata_add(label => 'traffic_out' . $extra_label, unit => 'b/s',
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value => sprintf("%.2f", $out_absolute_per_sec),
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warning => $self->{perfdata}->get_perfdata_for_output(label => 'warning-out', total => $interface_speed),
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critical => $self->{perfdata}->get_perfdata_for_output(label => 'critical-out', total => $interface_speed),
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min => 0, max => $interface_speed);
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}
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$self->{statefile_value}->write(data => $new_datas);
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if (!defined($old_timestamp)) {
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$self->{output}->output_add(severity => 'OK',
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short_msg => "Buffer creation...");
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}
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$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 Traffic 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<--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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=item B<--warning-in>
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Threshold warning in percent for 'in' traffic.
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=item B<--critical-in>
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Threshold critical in percent for 'in' traffic.
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=item B<--warning-out>
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Threshold warning in percent for 'out' traffic.
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=item B<--critical-out>
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Threshold critical in percent for 'out' traffic.
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=item B<--speed>
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Set Connector Interface speed (in Mb).
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=back
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=cut
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