287 lines
11 KiB
Perl
287 lines
11 KiB
Perl
################################################################################
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# Copyright 2005-2014 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 executable,
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# regardless of the license terms of these independent modules, and to copy and
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# distribute the resulting executable 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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# Authors : Quentin Garnier <qgarnier@merethis.com>
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#
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####################################################################################
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package apps::apc::web::mode::memory;
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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::values;
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my $maps_counters = {
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'used' => { class => 'centreon::plugins::values', obj => undef,
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set => {
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key_values => [
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{ name => 'free' }, { name => 'used' },
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],
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closure_custom_calc => \&custom_used_calc,
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closure_custom_output => \&custom_used_output,
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threshold_use => 'used_prct',
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output_error_template => 'Memory Usage: %s',
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perfdatas => [
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{ value => 'used', label => 'used', template => '%d',
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unit => 'B', min => 0, max => 'total', threshold_total => 'total' },
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],
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}
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},
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'fragmentation' => { class => 'centreon::plugins::values', obj => undef,
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set => {
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key_values => [
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{ name => 'fragmentation' },
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],
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output_template => 'Memory Fragmentation: %.2f %%', output_error_template => 'Memory Fragmentation: %s',
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output_use => 'fragmentation_absolute', threshold_use => 'fragmentation_absolute',
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perfdatas => [
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{ value => 'fragmentation_absolute', label => 'fragmentation', template => '%.2f',
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unit => '%', min => 0, max => 100 },
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],
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}
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},
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};
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sub custom_used_calc {
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my ($self, %options) = @_;
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$self->{result_values}->{total} = $options{new_datas}->{$self->{instance} . '_free'} + $options{new_datas}->{$self->{instance} . '_used'};
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$self->{result_values}->{free} = $options{new_datas}->{$self->{instance} . '_free'};
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$self->{result_values}->{used} = $options{new_datas}->{$self->{instance} . '_used'};
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$self->{result_values}->{free_prct} = $self->{result_values}->{free} * 100 / $self->{result_values}->{total};
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$self->{result_values}->{used_prct} = $self->{result_values}->{used} * 100 / $self->{result_values}->{total};
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return 0;
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}
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sub custom_used_output {
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my ($self, %options) = @_;
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my ($total_value, $total_unit) = $self->{perfdata}->change_bytes(value => $self->{result_values}->{total});
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my ($used_value, $used_unit) = $self->{perfdata}->change_bytes(value => $self->{result_values}->{used});
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my ($free_value, $free_unit) = $self->{perfdata}->change_bytes(value => $self->{result_values}->{free});
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return sprintf("Memory Usage Total: %s Used: %s (%.2f%%) Free: %s (%.2f%%)",
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$total_value . " " . $total_unit,
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$used_value . " " . $used_unit, $self->{result_values}->{used_prct},
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$free_value . " " . $free_unit, $self->{result_values}->{free_prct});
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}
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sub new {
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my ($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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$options{options}->add_options(arguments =>
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{
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"hostname:s" => { name => 'hostname' },
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"port:s" => { name => 'port', },
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"proto:s" => { name => 'proto', default => "http" },
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"urlpath:s" => { name => 'url_path', default => "/apc.php" },
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"credentials" => { name => 'credentials' },
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"username:s" => { name => 'username' },
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"password:s" => { name => 'password' },
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"proxyurl:s" => { name => 'proxyurl' },
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"timeout:s" => { name => 'timeout', default => 30 },
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});
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foreach (keys %{$maps_counters}) {
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$options{options}->add_options(arguments => {
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'warning-' . $_ . ':s' => { name => 'warning-' . $_ },
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'critical-' . $_ . ':s' => { name => 'critical-' . $_ },
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});
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my $class = $maps_counters->{$_}->{class};
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$maps_counters->{$_}->{obj} = $class->new(output => $self->{output}, perfdata => $self->{perfdata},
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label => $_);
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$maps_counters->{$_}->{obj}->set(%{$maps_counters->{$_}->{set}});
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}
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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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$self->SUPER::init(%options);
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if (!defined($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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$self->{output}->option_exit();
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}
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foreach (keys %{$maps_counters}) {
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$maps_counters->{$_}->{obj}->init(option_results => $self->{option_results});
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}
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}
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sub run {
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my ($self, %options) = @_;
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$self->{webcontent} = centreon::plugins::httplib::connect($self);
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$self->manage_selection();
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my ($short_msg, $short_msg_append, $long_msg, $long_msg_append) = ('', '', '', '');
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my @exits;
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foreach (sort keys %{$maps_counters}) {
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$maps_counters->{$_}->{obj}->set(instance => 'mem');
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my ($value_check) = $maps_counters->{$_}->{obj}->execute(values => $self->{mem});
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if ($value_check != 0) {
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$long_msg .= $long_msg_append . $maps_counters->{$_}->{obj}->output_error();
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$long_msg_append = ', ';
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next;
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}
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my $exit2 = $maps_counters->{$_}->{obj}->threshold_check();
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push @exits, $exit2;
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my $output = $maps_counters->{$_}->{obj}->output();
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$long_msg .= $long_msg_append . $output;
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$long_msg_append = ', ';
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if (!$self->{output}->is_status(litteral => 1, value => $exit2, compare => 'ok')) {
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$short_msg .= $short_msg_append . $output;
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$short_msg_append = ', ';
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}
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$maps_counters->{$_}->{obj}->perfdata();
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}
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my $exit = $self->{output}->get_most_critical(status => [ @exits ]);
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if (!$self->{output}->is_status(litteral => 1, value => $exit, compare => 'ok')) {
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$self->{output}->output_add(severity => $exit,
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short_msg => "Apc $short_msg"
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);
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} else {
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$self->{output}->output_add(short_msg => "Apc $long_msg");
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}
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$self->{output}->display();
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$self->{output}->exit();
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}
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sub in_bytes {
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my ($self, %options) = @_;
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my $value = $options{value};
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if ($options{unit} =~ /^G/) {
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$value *= 1024 * 1024 * 1024;
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} elsif ($options{unit} =~ /^M/) {
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$value *= 1024 * 1024;
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} elsif ($options{unit} =~ /^K/) {
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$value *= 1024;
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}
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return $value;
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}
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sub manage_selection {
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my ($self, %options) = @_;
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my ($free, $used);
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if ($self->{webcontent} =~ /Memory Usage.*?Free:.*?([0-9\.]+)\s*(\S*)/msi) {
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$free = $self->in_bytes(value => $1, unit => $2);
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}
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if ($self->{webcontent} =~ /Memory Usage.*?Used:.*?([0-9\.]+)\s*(\S*)/msi) {
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$used = $self->in_bytes(value => $1, unit => $2);
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}
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$self->{mem} = {};
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$self->{mem}->{free} = $free;
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$self->{mem}->{used} = $used;
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$self->{mem}->{fragmentation} = $self->{webcontent} =~ /Fragmentation:.*?([0-9\.]+)/msi ? $1 : undef;
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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 memory usage.
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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 web server
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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: '/apc.php')
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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 (Default: 30)
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=item B<--warning-*>
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Threshold warning.
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Can be: 'used' (in percent), 'fragmentation' (in percent).
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=item B<--critical-*>
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Threshold critical.
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Can be: 'used' (in percent), 'fragmentation' (in percent).
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=back
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=cut
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