centreon-plugins/database/postgres/mode/databasesize.pm

122 lines
3.3 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 database::postgres::mode::databasesize;
use base qw(centreon::plugins::templates::counter);
use strict;
use warnings;
sub set_counters {
my ($self, %options) = @_;
$self->{maps_counters_type} = [
{ name => 'databases', type => 1, cb_prefix_output => 'prefix_database_output', message_multiple => 'All databases are ok' },
];
$self->{maps_counters}->{databases} = [
{ label => 'size', set => {
key_values => [ { name => 'size' }, { name => 'display' } ],
output_template => 'size : %s %s',
output_change_bytes => 1,
perfdatas => [
{ label => 'size', value => 'size', template => '%s',
min => 0, unit => 'B', label_extra_instance => 1, instance_use => 'display' },
],
}
},
];
}
sub prefix_database_output {
my ($self, %options) = @_;
return "Database '" . $options{instance_value}->{display} . "' ";
}
sub new {
my ($class, %options) = @_;
my $self = $class->SUPER::new(package => __PACKAGE__, %options);
bless $self, $class;
$options{options}->add_options(arguments =>
{
"filter-database:s" => { name => 'filter_database' },
});
return $self;
}
sub check_options {
my ($self, %options) = @_;
$self->SUPER::check_options(%options);
}
sub manage_selection {
my ($self, %options) = @_;
$self->{sql} = $options{sql};
$self->{sql}->connect();
$self->{sql}->query(query => "SELECT pg_database.datname, pg_database_size(pg_database.datname) FROM pg_database;");
my $result = $self->{sql}->fetchall_arrayref();
$self->{databases} = {};
foreach my $row (@$result) {
next if (defined($self->{option_results}->{filter_database}) && $self->{option_results}->{filter_database} ne ''
&& $$row[0] !~ /$self->{option_results}->{filter_database}/);
$self->{databases}->{$$row[0]}->{display} = $$row[0];
$self->{databases}->{$$row[0]}->{size} = $$row[1];
}
if (scalar(keys %{$self->{databases}}) <= 0) {
$self->{output}->add_option_msg(short_msg => 'No databases found');
$self->{output}->option_exit();
}
}
1;
__END__
=head1 MODE
Check databases size
=over 8
=item B<--filter-database>
Filter database to checks (Can use regexp).
=item B<--warning-size>
Threshold warning in bytes, maximum size allowed.
=item B<--critical-size>
Threshold critical in bytes, maximum size allowed.
=back
=cut