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

312 lines
11 KiB
Perl

#
# Copyright 2020 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::filecache;
use base qw(centreon::plugins::templates::counter);
use strict;
use warnings;
use centreon::plugins::http;
use Digest::MD5 qw(md5_hex);
sub set_counters {
my ($self, %options) = @_;
$self->{maps_counters_type} = [
{ name => 'fcache', type => 0, cb_prefix_output => 'prefix_output' }
];
$self->{maps_counters}->{fcache} = [
{ label => 'request-rate', set => {
key_values => [ { name => 'rr' } ],
output_template => 'Request Rate (global): %.2f',
perfdatas => [
{ label => 'request_rate', template => '%.2f',
unit => 'r/s', min => 0 },
],
}
},
{ label => 'request-rate-now', set => {
key_values => [ { name => 'hits', diff => 1 }, { name => 'misses', diff => 1 } ],
closure_custom_calc => $self->can('custom_rr_calc'),
output_template => 'Request Rate : %.2f', output_error_template => 'Request Rate : %s',
output_use => 'rr_now', threshold_use => 'rr_now',
perfdatas => [
{ label => 'request_rate_now', value => 'rr_now', template => '%.2f',
unit => 'r/s', min => 0 },
],
}
},
{ label => 'hit-rate', set => {
key_values => [ { name => 'hr' } ],
output_template => 'Hit Rate (global): %.2f',
perfdatas => [
{ label => 'hit_rate',template => '%.2f',
unit => 'r/s', min => 0 },
],
}
},
{ label => 'hit-rate-now', set => {
key_values => [ { name => 'hits', diff => 1 } ],
closure_custom_calc => $self->can('custom_hr_calc'),
output_template => 'Hit Rate : %.2f', output_error_template => 'Hit Rate : %s',
output_use => 'hr_now', threshold_use => 'hr_now',
perfdatas => [
{ label => 'hit_rate_now', value => 'hr_now', template => '%.2f',
unit => 'r/s', min => 0 },
],
}
},
{ label => 'miss-rate', set => {
key_values => [ { name => 'mr' } ],
output_template => 'Miss Rate (global): %.2f',
perfdatas => [
{ label => 'miss_rate',template => '%.2f',
unit => 'r/s', min => 0 },
],
}
},
{ label => 'miss-rate-now', set => {
key_values => [ { name => 'misses', diff => 1 } ],
closure_custom_calc => $self->can('custom_mr_calc'),
output_template => 'Miss Rate : %.2f', output_error_template => 'Miss Rate : %s',
output_use => 'mr_now', threshold_use => 'mr_now',
perfdatas => [
{ label => 'miss_rate_now', value => 'mr_now', template => '%.2f',
unit => 'r/s', min => 0 },
],
}
},
{ label => 'hit-percent', set => {
key_values => [ { name => 'hits' }, { name => 'misses' } ],
closure_custom_calc => $self->can('custom_hit_percent_calc'),
output_template => 'Hit Ratio (global) : %.2f %%', output_error_template => 'Hit Ratio (global): %s',
output_use => 'hit_ratio', threshold_use => 'hit_ratio',
perfdatas => [
{ label => 'hit_ratio', value => 'hit_ratio', template => '%.2f',
unit => '%', min => 0, max => 100 },
],
}
},
{ label => 'hit-percent-now', set => {
key_values => [ { name => 'hits', diff => 1 }, { name => 'misses', diff => 1 } ],
closure_custom_calc => $self->can('custom_hit_percent_now_calc'),
output_template => 'Hit Ratio : %.2f %%', output_error_template => 'Hit Ratio : %s',
output_use => 'hit_ratio_now', threshold_use => 'hit_ratio_now',
perfdatas => [
{ label => 'hit_ratio_now', value => 'hit_ratio_now', template => '%.2f',
unit => '%', min => 0, max => 100 },
],
}
},
];
}
sub custom_rr_calc {
my ($self, %options) = @_;
my $total = ($options{new_datas}->{$self->{instance} . '_hits'} - $options{old_datas}->{$self->{instance} . '_hits'})
+ ($options{new_datas}->{$self->{instance} . '_misses'} - $options{old_datas}->{$self->{instance} . '_misses'});
if ($total == 0) {
$self->{error_msg} = "skipped";
return -2;
}
$self->{result_values}->{rr_now} = $total / $options{delta_time};
return 0;
}
sub custom_hr_calc {
my ($self, %options) = @_;
my $total = ($options{new_datas}->{$self->{instance} . '_hits'} - $options{old_datas}->{$self->{instance} . '_hits'});
if ($total == 0) {
$self->{error_msg} = "skipped";
return -2;
}
$self->{result_values}->{hr_now} = $total / $options{delta_time};
return 0;
}
sub custom_mr_calc {
my ($self, %options) = @_;
my $total = ($options{new_datas}->{$self->{instance} . '_misses'} - $options{old_datas}->{$self->{instance} . '_misses'});
if ($total == 0) {
$self->{error_msg} = "skipped";
return -2;
}
$self->{result_values}->{mr_now} = $total / $options{delta_time};
return 0;
}
sub custom_hit_percent_now_calc {
my ($self, %options) = @_;
my $hits = ($options{new_datas}->{$self->{instance} . '_hits'} - $options{old_datas}->{$self->{instance} . '_hits'});
my $total = $hits + ($options{new_datas}->{$self->{instance} . '_misses'} - $options{old_datas}->{$self->{instance} . '_misses'});
if ($total == 0) {
$self->{error_msg} = "skipped";
return -2;
}
$self->{result_values}->{hit_ratio_now} = $hits * 100 / $total;
return 0;
}
sub custom_hit_percent_calc {
my ($self, %options) = @_;
my $hits = ($options{new_datas}->{$self->{instance} . '_hits'});
my $total = $hits + ($options{new_datas}->{$self->{instance} . '_misses'});
if ($total == 0) {
$self->{error_msg} = "skipped";
return -2;
}
$self->{result_values}->{hit_ratio} = $hits * 100 / $total;
return 0;
}
sub prefix_output {
my ($self, %options) = @_;
return "Apc File Cache Information ";
}
sub new {
my ($class, %options) = @_;
my $self = $class->SUPER::new(package => __PACKAGE__, %options, statefile => 1);
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();
$self->{fcache} = {};
$self->{fcache}->{hits} = $webcontent =~ /File Cache Information.*?Hits.*?(\d+)/msi ? $1 : undef;
$self->{fcache}->{misses} = $webcontent =~ /File Cache Information.*?Misses.*?(\d+)/msi ? $1 : undef;
$self->{fcache}->{rr} = $webcontent =~ /File Cache Information.*?Request Rate.*?([0-9\.]+)/msi ? $1 : undef;
$self->{fcache}->{hr} = $webcontent =~ /File Cache Information.*?Hit Rate.*?([0-9\.]+)/msi ? $1 : undef;
$self->{fcache}->{mr} = $webcontent =~ /File Cache Information.*?Miss Rate.*?([0-9\.]+)/msi ? $1 : undef;
$self->{fcache}->{ir} = $webcontent =~ /File Cache Information.*?Insert Rate.*?([0-9\.]+)/msi ? $1 : undef;
$self->{cache_name} = "apc_" . $self->{mode} . '_' . $self->{option_results}->{hostname} . '_' . $self->{http}->get_port() . '_' .
(defined($self->{option_results}->{filter_counters}) ? md5_hex($self->{option_results}->{filter_counters}) : md5_hex('all'));
}
1;
__END__
=head1 MODE
Check file cache informations.
=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: 'request-rate', 'request-rate-now',
'hit-rate', 'hit-rate-now', 'miss-rate', 'miss-rate-now',
'hit-percent', 'hit-percent-now'.
'*-now' are rate between two calls.
=item B<--critical-*>
Threshold critical.
Can be: 'request-rate', 'request-rate-now',
'hit-rate', 'hit-rate-now', 'miss-rate', 'miss-rate-now',
'hit-percent', 'hit-percent-now'.
'*-now' are rate between two calls.
=back
=cut