centreon-plugins/database/mysql/mode/tablessize.pm

133 lines
5.0 KiB
Perl

#
# Copyright 2016 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::mysql::mode::tablessize;
use base qw(centreon::plugins::mode);
use strict;
use warnings;
sub new {
my ($class, %options) = @_;
my $self = $class->SUPER::new(package => __PACKAGE__, %options);
bless $self, $class;
$self->{version} = '1.0';
$options{options}->add_options(arguments =>
{
"warning:s" => { name => 'warning', },
"critical:s" => { name => 'critical', },
"db-table:s@" => { name => 'db_table', },
});
$self->{filter} = {};
return $self;
}
sub check_options {
my ($self, %options) = @_;
$self->SUPER::init(%options);
if (($self->{perfdata}->threshold_validate(label => 'warning', value => $self->{option_results}->{warning})) == 0) {
$self->{output}->add_option_msg(short_msg => "Wrong warning threshold '" . $self->{option_results}->{warning} . "'.");
$self->{output}->option_exit();
}
if (($self->{perfdata}->threshold_validate(label => 'critical', value => $self->{option_results}->{critical})) == 0) {
$self->{output}->add_option_msg(short_msg => "Wrong critical threshold '" . $self->{option_results}->{critical} . "'.");
$self->{output}->option_exit();
}
if (!defined(@{$self->{option_results}->{db_table}})) {
$self->{output}->add_option_msg(short_msg => "Please define --db-table option");
$self->{output}->option_exit();
}
foreach (@{$self->{option_results}->{db_table}}) {
my ($db, $table) = split /\./;
if (!defined($db) || !defined($table)) {
$self->{output}->add_option_msg(short_msg => "Check --db-table option formatting : '" . $_ . "'");
$self->{output}->option_exit();
}
$self->{filter}->{$db.$table} = 1;
}
}
sub run {
my ($self, %options) = @_;
# $options{sql} = sqlmode object
$self->{sql} = $options{sql};
$self->{sql}->connect();
$self->{sql}->query(query => "SELECT table_schema AS DB, table_name AS NAME, ROUND(data_length + index_length)
FROM information_schema.TABLES");
my $result = $self->{sql}->fetchall_arrayref();
if (!($self->{sql}->is_version_minimum(version => '5'))) {
$self->{output}->add_option_msg(short_msg => "MySQL version '" . $self->{sql}->{version} . "' is not supported.");
$self->{output}->option_exit();
}
$self->{output}->output_add(severity => 'OK',
short_msg => "All tables are ok.");
foreach my $row (@$result) {
next if (!defined($self->{filter}->{$$row[0].$$row[1]}) || !defined($$row[2]));
my $exit_code = $self->{perfdata}->threshold_check(value => $$row[2], threshold => [ { label => 'critical', exit_litteral => 'critical' }, { label => 'warning', exit_litteral => 'warning' } ]);
my ($value, $value_unit) = $self->{perfdata}->change_bytes(value => $$row[2]);
$self->{output}->output_add(long_msg => sprintf("Database: '%s' Table: '%s' Size: '%s%s'", $$row[0], $$row[1], $value, $value_unit));
if (!$self->{output}->is_status(value => $exit_code, compare => 'ok', litteral => 1)) {
$self->{output}->output_add(severity => $exit_code,
short_msg => sprintf("Table '%s' size in db '%s' is '%i%s'", $$row[0], $$row[1], $value, $value_unit));
}
$self->{output}->perfdata_add(label => $$row[0] . '_' . $$row[1] . '_size', unit => 'B',
value => $$row[2],
warning => $self->{perfdata}->get_perfdata_for_output(label => 'warning'),
critical => $self->{perfdata}->get_perfdata_for_output(label => 'critical'),
min => 0);
}
$self->{output}->display();
$self->{output}->exit();
}
1;
__END__
=head1 MODE
Check MySQL tables size.
=over 8
=item B<--warning>
Threshold warning in bytes.
=item B<--critical>
Threshold critical in bytes.
=item B<--db-table>
Filter database and table to check (multiple: eg: --db-table centreon_storage.data_bin --db-table centreon_storage.logs)
=back
=cut