+ add tablessize.pm mode
enhancement: https://github.com/centreon/centreon-plugins/issues/293
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Sims24
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#
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# Copyright 2016 Centreon (http://www.centreon.com/)
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#
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# Centreon is a full-fledged industry-strength solution that meets
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# the needs in IT infrastructure and application monitoring for
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# service performance.
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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#
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package database::mysql::mode::tablessize;
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use base qw(centreon::plugins::mode);
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use strict;
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use warnings;
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sub new {
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my ($class, %options) = @_;
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my $self = $class->SUPER::new(package => __PACKAGE__, %options);
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bless $self, $class;
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$self->{version} = '1.0';
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$options{options}->add_options(arguments =>
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{
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"warning:s" => { name => 'warning', },
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"critical:s" => { name => 'critical', },
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"db-table:s" => { name => 'db_table', },
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});
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return $self;
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}
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sub check_options {
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my ($self, %options) = @_;
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$self->SUPER::init(%options);
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if (($self->{perfdata}->threshold_validate(label => 'warning', value => $self->{option_results}->{warning})) == 0) {
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$self->{output}->add_option_msg(short_msg => "Wrong warning threshold '" . $self->{option_results}->{warning} . "'.");
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$self->{output}->option_exit();
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}
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if (($self->{perfdata}->threshold_validate(label => 'critical', value => $self->{option_results}->{critical})) == 0) {
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$self->{output}->add_option_msg(short_msg => "Wrong critical threshold '" . $self->{option_results}->{critical} . "'.");
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$self->{output}->option_exit();
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}
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if (!defined($self->{option_results}->{db_table}) || $self->{option_results}->{db_table} !~ /\./) {
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$self->{output}->add_option_msg(short_msg => "Check --db-table option (mandatory) formatting");
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$self->{output}->option_exit();
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}
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($self->{db}, $self->{table}) = split(/\./, $self->{option_results}->{db_table}) if (defined ($self->{option_results}->{db_table}));
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}
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sub run {
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my ($self, %options) = @_;
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# $options{sql} = sqlmode object
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$self->{sql} = $options{sql};
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$self->{sql}->connect();
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my $multiple = 0;
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my $query = "SELECT table_name AS NAME, ROUND(data_length+index_length)
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FROM information_schema.TABLES
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WHERE table_schema = '" . $self->{db}. "' AND table_name LIKE '" . $self->{table} . "'";
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$self->{sql}->query(query => $query);
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my $result = $self->{sql}->fetchall_arrayref();
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if (!($self->{sql}->is_version_minimum(version => '5'))) {
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$self->{output}->add_option_msg(short_msg => "MySQL version '" . $self->{sql}->{version} . "' is not supported.");
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$self->{output}->option_exit();
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}
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if (scalar (@$result) > 1) {
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$self->{output}->output_add(severity => 'OK',
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short_msg => "All tables are ok.");
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$multiple = 1;
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}
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foreach my $row (@$result) {
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my $exit_code = $self->{perfdata}->threshold_check(value => $$row[1], threshold => [ { label => 'critical', exit_litteral => 'critical' }, { label => 'warning', exit_litteral => 'warning' } ]);
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my ($value, $value_unit) = $self->{perfdata}->change_bytes(value => $$row[1]);
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$self->{output}->output_add(long_msg => sprintf("Table '" . $$row[0] . "' size: %s%s", $value, $value_unit));
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if ($multiple == 0 || !$self->{output}->is_status(value => $exit_code, compare => 'ok', litteral => 1)) {
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$self->{output}->output_add(severity => $exit_code,
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short_msg => sprintf("Table '%s' size is '%i%s'", $$row[0], $value, $value_unit));
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}
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$self->{output}->perfdata_add(label => $$row[0] . '_size', unit => 'B',
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value => $$row[1],
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warning => $self->{perfdata}->get_perfdata_for_output(label => 'warning'),
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critical => $self->{perfdata}->get_perfdata_for_output(label => 'critical'),
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min => 0);
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}
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$self->{output}->output_add(severity => 'UNKNOWN',
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short_msg => sprintf("Didn't find table '%s' in '%s' database !", $self->{table}, $self->{db})) if (scalar(@$result) == 0);
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$self->{output}->display();
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$self->{output}->exit();
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}
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1;
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__END__
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=head1 MODE
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Check MySQL tables size.
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=over 8
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=item B<--warning>
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Threshold warning in bytes.
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=item B<--critical>
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Threshold critical in bytes.
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=item B<--db-table>
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Filter database and table to check [use '%' wildcard with caution!]
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e.g unique : --db-table database.table_name
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e.g multiple : --db-table database.table_%
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=back
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=cut
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