168 lines
5.4 KiB
Perl
168 lines
5.4 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::workers;
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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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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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"timeout:s" => { name => 'timeout' },
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});
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$self->{http} = centreon::plugins::http->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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$self->{http}->set_options(%{$self->{option_results}});
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}
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sub run {
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my ($self, %options) = @_;
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my $webcontent = $self->{http}->request();
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my ($BusyWorkers, $IdleWorkers, $ScoreBoard);
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if ($webcontent =~ /^BusyWorkers:\s+([^\s]+)/mi) {
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$BusyWorkers = $1;
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}
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if ($webcontent =~ /^IdleWorkers:\s+([^\s]+)/mi) {
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$IdleWorkers = $1;
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}
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if ($webcontent =~ /^Scoreboard:\s+([^\s]+)/mi) {
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$ScoreBoard = $1;
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}
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my $srvLimit = length($ScoreBoard);
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my $prct_busy = $BusyWorkers / $srvLimit * 100;
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my $exit = $self->{perfdata}->threshold_check(value => $prct_busy,
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threshold => [ { label => 'critical', exit_litteral => 'critical' }, { label => 'warning', exit_litteral => 'warning' } ]);
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$self->{output}->output_add(severity => $exit,
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short_msg => sprintf("Busy workers: %d Idle workers: %d (Server Limit: %d - %d %% Busy)", $BusyWorkers, $IdleWorkers, $srvLimit, $prct_busy));
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$self->{output}->perfdata_add(label => "idle_workers",
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value => $IdleWorkers,
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min => 0,
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max => $srvLimit);
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$self->{output}->perfdata_add(label => "busy_workers",
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value => $BusyWorkers,
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warning => $self->{perfdata}->get_perfdata_for_output(label => 'warning', total => $srvLimit, cast_int => 1),
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critical => $self->{perfdata}->get_perfdata_for_output(label => 'critical', total => $srvLimit, cast_int => 1),
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min => 0, max => $srvLimit);
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$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 busy processes.
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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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Protocol to use http or https, http is default
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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 (%) of busy workers
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=item B<--critical>
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Critical Threshold (%) of busy workers
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=back
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=cut
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