centreon-plugins/apps/php/apc/web/mode/memory.pm

205 lines
6.3 KiB
Perl

#
# Copyright 2021 Centreon (http://www.centreon.com/)
#
# Centreon is a full-fledged industry-strength solution that meets
# the needs in IT infrastructure and application monitoring for
# service performance.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
#
package apps::php::apc::web::mode::memory;
use base qw(centreon::plugins::templates::counter);
use strict;
use warnings;
use centreon::plugins::http;
use centreon::plugins::misc;
sub custom_used_calc {
my ($self, %options) = @_;
$self->{result_values}->{total} = $options{new_datas}->{$self->{instance} . '_free'} + $options{new_datas}->{$self->{instance} . '_used'};
$self->{result_values}->{free} = $options{new_datas}->{$self->{instance} . '_free'};
$self->{result_values}->{used} = $options{new_datas}->{$self->{instance} . '_used'};
$self->{result_values}->{free_prct} = $self->{result_values}->{free} * 100 / $self->{result_values}->{total};
$self->{result_values}->{used_prct} = $self->{result_values}->{used} * 100 / $self->{result_values}->{total};
return 0;
}
sub custom_used_output {
my ($self, %options) = @_;
my ($total_value, $total_unit) = $self->{perfdata}->change_bytes(value => $self->{result_values}->{total});
my ($used_value, $used_unit) = $self->{perfdata}->change_bytes(value => $self->{result_values}->{used});
my ($free_value, $free_unit) = $self->{perfdata}->change_bytes(value => $self->{result_values}->{free});
return sprintf(
"Memory Usage Total: %s Used: %s (%.2f%%) Free: %s (%.2f%%)",
$total_value . " " . $total_unit,
$used_value . " " . $used_unit, $self->{result_values}->{used_prct},
$free_value . " " . $free_unit, $self->{result_values}->{free_prct}
);
}
sub prefix_output {
my ($self, %options) = @_;
return "Apc ";
}
sub set_counters {
my ($self, %options) = @_;
$self->{maps_counters_type} = [
{ name => 'mem', type => 0, cb_prefix_output => 'prefix_output' }
];
$self->{maps_counters}->{mem} = [
{ label => 'used', nlabel => 'memory.usage.bytes', set => {
key_values => [ { name => 'free' }, { name => 'free' } ],
closure_custom_calc => $self->can('custom_used_calc'),
closure_custom_output => $self->can('custom_used_output'),
threshold_use => 'used_prct',
output_error_template => 'Memory Usage: %s',
perfdatas => [
{ label => 'used', template => '%d',
unit => 'B', min => 0, max => 'total', threshold_total => 'total' }
]
}
},
{ label => 'fragmentation', nlabel => 'memory.fragmentation.percentage', set => {
key_values => [ { name => 'fragmentation' } ],
output_template => 'Memory Fragmentation: %.2f %%', output_error_template => 'Memory Fragmentation: %s',
output_use => 'fragmentation', threshold_use => 'fragmentation',
perfdatas => [
{ label => 'fragmentation', template => '%.2f',
unit => '%', min => 0, max => 100 }
]
}
}
];
}
sub new {
my ($class, %options) = @_;
my $self = $class->SUPER::new(package => __PACKAGE__, %options);
bless $self, $class;
$options{options}->add_options(arguments => {
'hostname:s' => { name => 'hostname' },
'port:s' => { name => 'port', },
'proto:s' => { name => 'proto' },
'urlpath:s' => { name => 'url_path', default => "/apc.php" },
'credentials' => { name => 'credentials' },
'basic' => { name => 'basic' },
'username:s' => { name => 'username' },
'password:s' => { name => 'password' },
'timeout:s' => { name => 'timeout', default => 30 },
});
$self->{http} = centreon::plugins::http->new(%options);
return $self;
}
sub check_options {
my ($self, %options) = @_;
$self->SUPER::check_options(%options);
$self->{http}->set_options(%{$self->{option_results}});
}
sub manage_selection {
my ($self, %options) = @_;
my $webcontent = $self->{http}->request();
my ($free, $used);
if ($webcontent =~ /Memory Usage.*?Free:.*?([0-9\.]+)\s*(\S*)/msi) {
$free = centreon::plugins::misc::convert_bytes(value => $1, unit => $2);
}
if ($webcontent =~ /Memory Usage.*?Used:.*?([0-9\.]+)\s*(\S*)/msi) {
$used = centreon::plugins::misc::convert_bytes(value => $1, unit => $2);
}
$self->{mem} = {};
$self->{mem}->{free} = $free;
$self->{mem}->{used} = $used;
$self->{mem}->{fragmentation} = $webcontent =~ /Fragmentation:.*?([0-9\.]+)/msi ? $1 : undef;
}
1;
__END__
=head1 MODE
Check memory usage.
=over 8
=item B<--hostname>
IP Addr/FQDN of the webserver host
=item B<--port>
Port used by web server
=item B<--proto>
Specify https if needed
=item B<--urlpath>
Set path to get server-status page in auto mode (Default: '/apc.php')
=item B<--credentials>
Specify this option if you access server-status page with authentication
=item B<--username>
Specify username for authentication (Mandatory if --credentials is specified)
=item B<--password>
Specify password for authentication (Mandatory if --credentials is specified)
=item B<--basic>
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.
Specify this option if you access server-status page over hidden basic authentication or you'll get a '404 NOT FOUND' error.
(Use with --credentials)
=item B<--timeout>
Threshold for HTTP timeout (Default: 30)
=item B<--warning-*>
Threshold warning.
Can be: 'used' (in percent), 'fragmentation' (in percent).
=item B<--critical-*>
Threshold critical.
Can be: 'used' (in percent), 'fragmentation' (in percent).
=back
=cut