centreon-plugins/database/rrdtool/local/custom/perlmod.pm

123 lines
2.7 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 database::rrdtool::local::custom::perlmod;
use strict;
use warnings;
use RRDs;
sub new {
my ($class, %options) = @_;
my $self = {};
bless $self, $class;
if (!defined($options{output})) {
print "Class Custom: Need to specify 'output' argument.\n";
exit 3;
}
if (!defined($options{options})) {
$options{output}->add_option_msg(short_msg => "Class Custom: Need to specify 'options' argument.");
$options{output}->option_exit();
}
if (!defined($options{noptions})) {
$options{options}->add_options(arguments => {
});
}
$options{options}->add_help(package => __PACKAGE__, sections => 'PERLMOD OPTIONS', once => 1);
$self->{output} = $options{output};
return $self;
}
sub set_options {
my ($self, %options) = @_;
$self->{option_results} = $options{option_results};
}
sub set_defaults {}
sub check_options { return 0; }
sub get_identifier {
my ($self, %options) = @_;
return 'none';
}
sub query {
my ($self, %options) = @_;
my ($prints) = RRDs::graph(
'/dev/null',
'--start=' . $options{start},
'--end=' . $options{end},
'--imgformat=JSON',
'DEF:v1=' . $options{rrd_file} . ':' . $options{ds_name} . ':AVERAGE',
'LINE1:v1#00CC00:v1',
'VDEF:v1max=v1,MAXIMUM',
'VDEF:v1min=v1,MINIMUM',
'VDEF:v1avg=v1,AVERAGE',
'PRINT:v1max:MAX\:%6.2lf',
'PRINT:v1min:MIN\:%6.2lf',
'PRINT:v1avg:AVG\:%6.2lf'
);
if (RRDs::error()) {
$self->{output}->add_option_msg(short_msg => "rrd graph error: " . RRDs::error());
$self->{output}->option_exit();
}
my $results = {};
foreach (@$prints) {
if (/(MIN|MAX|AVG):\s*([0-9\.]+)/) {
$results->{ lc($1) } = $2;
}
}
return $results;
}
1;
__END__
=head1 NAME
perlmod rrds.
=head1 SYNOPSIS
perlmod rrds.
=head1 PERLMOD OPTIONS
no options.
=head1 DESCRIPTION
B<custom>.
=cut