286 lines
12 KiB
Perl
286 lines
12 KiB
Perl
#
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# Copyright 2020 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::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::http;
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use centreon::plugins::statefile;
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use centreon::plugins::misc;
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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, $class;
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$options{options}->add_options(arguments => {
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'hostname:s' => { name => 'hostname' },
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'port:s' => { name => 'port', },
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'proto:s' => { name => 'proto' },
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'urlpath:s' => { name => 'url_path', default => "/server-status/?auto" },
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'credentials' => { name => 'credentials' },
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'basic' => { name => 'basic' },
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'username:s' => { name => 'username' },
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'password:s' => { name => 'password' },
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'header:s@' => { name => 'header' },
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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' },
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});
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$self->{http} = centreon::plugins::http->new(%options);
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$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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$self->{http}->set_options(%{$self->{option_results}});
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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 = $self->{http}->request();
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#Total accesses: 7323 - Total Traffic: 243.7 MB - Total Duration: 7175675
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#CPU Usage: u1489.98 s1118.39 cu0 cs0 - .568% CPU load
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#.0159 requests/sec - 555 B/second - 34.1 kB/request - 979.882 ms/request
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my ($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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if ($webcontent =~ /Total\s+Traffic:\s+(\S+)\s+(.|)B\s+/mi) {
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$total_bytes = centreon::plugins::misc::convert_bytes(value => $1, unit => $2 . 'B');
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}
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$rPerSec = $1 if ($webcontent =~ /^ReqPerSec:\s+([^\s]+)/mi);
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if ($webcontent =~ /^(\S+)\s+requests\/sec/mi) {
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$rPerSec = $1;
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$rPerSec = '0' . $rPerSec if ($rPerSec =~ /^\./);
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}
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# Need a little time to init
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$bPerReq = $1 if ($webcontent =~ /^BytesPerReq:\s+([^\s]+)/mi);
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if ($webcontent =~ /(\S+)\s+(.|)B\/request/mi) {
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$bPerReq = centreon::plugins::misc::convert_bytes(value => $1, unit => $2 . 'B');
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}
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$avg_bPerSec = $1 if ($webcontent =~ /^BytesPerSec:\s+([^\s]+)/mi);
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if ($webcontent =~ /(\S+)\s+(.|)B\/second/mi) {
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$avg_bPerSec = centreon::plugins::misc::convert_bytes(value => $1, unit => $2 . 'B');
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}
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if (!defined($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} . '_' . $self->{http}->get_port() . '_' . $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<--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 with authentication
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=item B<--username>
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Specify username for authentication (Mandatory if --credentials is specified)
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=item B<--password>
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Specify password for authentication (Mandatory if --credentials is specified)
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=item B<--basic>
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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.
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Specify this option if you access server-status page over hidden basic authentication or you'll get a '404 NOT FOUND' error.
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(Use with --credentials)
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=item B<--timeout>
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Threshold for HTTP timeout
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=item B<--header>
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Set HTTP headers (Multiple option)
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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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