284 lines
12 KiB
Perl
284 lines
12 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 : Simon BOMM <sbomm@merethis.com>
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#
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# Based on De Bodt Lieven plugin
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####################################################################################
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package apps::apache::serverstatus::mode::requests;
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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 centreon::plugins::statefile;
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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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$options{options}->add_options(arguments =>
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{
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"hostname:s" => { name => 'hostname' },
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"port:s" => { name => 'port', },
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"proto:s" => { name => 'proto', default => "http" },
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"urlpath:s" => { name => 'url_path', default => "/server-status/?auto" },
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"credentials" => { name => 'credentials' },
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"username:s" => { name => 'username' },
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"password:s" => { name => 'password' },
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"proxyurl:s" => { name => 'proxyurl' },
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"warning:s" => { name => 'warning' },
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"critical:s" => { name => 'critical' },
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"warning-bytes:s" => { name => 'warning_bytes' },
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"critical-bytes:s" => { name => 'critical_bytes' },
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"warning-access:s" => { name => 'warning_access' },
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"critical-access:s" => { name => 'critical_access' },
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"timeout:s" => { name => 'timeout', default => '3' },
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});
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$self->{statefile_value} = centreon::plugins::statefile->new(%options);
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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', 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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if (($self->{perfdata}->threshold_validate(label => 'warning-bytes', value => $self->{option_results}->{warning_bytes})) == 0) {
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$self->{output}->add_option_msg(short_msg => "Wrong warning-bytes threshold '" . $self->{option_results}->{warning_bytes} . "'.");
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$self->{output}->option_exit();
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}
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if (($self->{perfdata}->threshold_validate(label => 'critical-bytes', value => $self->{option_results}->{critical_bytes})) == 0) {
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$self->{output}->add_option_msg(short_msg => "Wrong critical-bytes threshold '" . $self->{option_results}->{critical_bytes} . "'.");
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$self->{output}->option_exit();
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}
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if (($self->{perfdata}->threshold_validate(label => 'warning-access', value => $self->{option_results}->{warning_access})) == 0) {
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$self->{output}->add_option_msg(short_msg => "Wrong warning-access threshold '" . $self->{option_results}->{warning_access} . "'.");
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$self->{output}->option_exit();
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}
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if (($self->{perfdata}->threshold_validate(label => 'critical-access', value => $self->{option_results}->{critical_access})) == 0) {
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$self->{output}->add_option_msg(short_msg => "Wrong critical-access threshold '" . $self->{option_results}->{critical_access} . "'.");
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$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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$self->{statefile_value}->check_options(%options);
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}
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sub run {
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my ($self, %options) = @_;
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my $webcontent = centreon::plugins::httplib::connect($self);
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my ($rPerSec, $bPerReq, $total_access, $total_bytes, $avg_bPerSec);
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$total_access = $1 if ($webcontent =~ /^Total Accesses:\s+([^\s]+)/mi);
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$total_bytes = $1 * 1024 if ($webcontent =~ /^Total kBytes:\s+([^\s]+)/mi);
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$rPerSec = $1 if ($webcontent =~ /^ReqPerSec:\s+([^\s]+)/mi);
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# Need a little time to init
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if ($webcontent =~ /^BytesPerReq:\s+([^\s]+)/mi) {
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$bPerReq = $1
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} else {
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$bPerReq = 0;
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}
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$avg_bPerSec = $1 if ($webcontent =~ /^BytesPerSec:\s+([^\s]+)/mi);
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if (!defined($avg_bPerSec)) {
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$self->{output}->add_option_msg(short_msg => "Apache 'ExtendedStatus' option is off.");
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$self->{output}->option_exit();
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}
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$rPerSec = '0' . $rPerSec if ($rPerSec =~ /^\./);
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$avg_bPerSec = '0' . $avg_bPerSec if ($avg_bPerSec =~ /^\./);
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$bPerReq = '0' . $bPerReq if ($bPerReq =~ /^\./);
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$self->{statefile_value}->read(statefile => 'apache_' . $self->{option_results}->{hostname} . '_' . centreon::plugins::httplib::get_port($self) . '_' . $self->{mode});
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my $old_timestamp = $self->{statefile_value}->get(name => 'last_timestamp');
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my $old_total_access = $self->{statefile_value}->get(name => 'total_access');
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my $old_total_bytes = $self->{statefile_value}->get(name => 'total_bytes');
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my $new_datas = {};
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$new_datas->{last_timestamp} = time();
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$new_datas->{total_bytes} = $total_bytes;
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$new_datas->{total_access} = $total_access;
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$self->{statefile_value}->write(data => $new_datas);
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if (!defined($old_timestamp) || !defined($old_total_access)) {
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$self->{output}->output_add(severity => 'OK',
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short_msg => "Buffer creation...");
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$self->{output}->display();
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$self->{output}->exit();
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}
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$old_total_access = 0 if ($old_total_access > $new_datas->{total_access});
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$old_total_bytes = 0 if ($old_total_bytes > $new_datas->{total_bytes});
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my $delta_time = $new_datas->{last_timestamp} - $old_timestamp;
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$delta_time = 1 if ($delta_time == 0); # One seconds ;)
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my $bPerSec = ($new_datas->{total_bytes} - $old_total_bytes) / $delta_time;
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my $aPerSec = ($new_datas->{total_access} - $old_total_access) / $delta_time;
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my $exit1 = $self->{perfdata}->threshold_check(value => $rPerSec, threshold => [ { label => 'critical', 'exit_litteral' => 'critical' }, { label => 'warning', exit_litteral => 'warning' } ]);
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my $exit2 = $self->{perfdata}->threshold_check(value => $bPerSec, threshold => [ { label => 'critical-bytes', 'exit_litteral' => 'critical' }, { label => 'warning-bytes', exit_litteral => 'warning' } ]);
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my $exit3 = $self->{perfdata}->threshold_check(value => $aPerSec, threshold => [ { label => 'critical-access', 'exit_litteral' => 'critical' }, { label => 'warning-access', exit_litteral => 'warning' } ]);
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my $exit = $self->{output}->get_most_critical(status => [ $exit1, $exit2, $exit3 ]);
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my ($bPerSec_value, $bPerSec_unit) = $self->{perfdata}->change_bytes(value => $bPerSec);
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my ($bPerReq_value, $bPerReq_unit) = $self->{perfdata}->change_bytes(value => $bPerReq);
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$self->{output}->output_add(severity => $exit,
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short_msg => sprintf("BytesPerSec: %s AccessPerSec: %.2f RequestPerSec: %.2f BytesPerRequest: %s ",
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$bPerSec_value . ' ' . $bPerSec_unit,
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$aPerSec,
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$rPerSec,
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$bPerReq_value . ' ' . $bPerReq_unit
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));
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$self->{output}->perfdata_add(label => "avg_RequestPerSec",
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value => sprintf("%.2f", $rPerSec),
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warning => $self->{perfdata}->get_perfdata_for_output(label => 'warning'),
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critical => $self->{perfdata}->get_perfdata_for_output(label => 'critical'),
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min => 0
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);
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$self->{output}->perfdata_add(label => "bytesPerSec", unit => 'B',
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value => sprintf("%.2f", $bPerSec),
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warning => $self->{perfdata}->get_perfdata_for_output(label => 'warning-bytes'),
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critical => $self->{perfdata}->get_perfdata_for_output(label => 'critical-bytes'),
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min => 0);
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$self->{output}->perfdata_add(label => "avg_bytesPerRequest", unit => 'B',
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value => $bPerReq,
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min => 0
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);
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$self->{output}->perfdata_add(label => "avg_bytesPerSec", unit => 'B',
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value => $avg_bPerSec,
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min => 0
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);
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$self->{output}->perfdata_add(label => "accessPerSec",
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value => sprintf("%.2f", $aPerSec),
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warning => $self->{perfdata}->get_perfdata_for_output(label => 'warning-access'),
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critical => $self->{perfdata}->get_perfdata_for_output(label => 'critical-access'),
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min => 0);
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$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 Apache WebServer Request statistics
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=over 8
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=item B<--hostname>
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IP Addr/FQDN of the webserver host
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=item B<--port>
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Port used by Apache
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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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Specify https if needed
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=item B<--urlpath>
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Set path to get server-status page in auto mode (Default: '/server-status/?auto')
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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<--warning>
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Warning Threshold for Request per seconds
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=item B<--critical>
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Critical Threshold for Request per seconds
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=item B<--warning-bytes>
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Warning Threshold for Bytes per seconds
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=item B<--critical-bytes>
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Critical Threshold for Bytes per seconds
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=item B<--warning-access>
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Warning Threshold for Access per seconds
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=item B<--critical-access>
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Critical Threshold for Access per seconds
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=back
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=cut
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