143 lines
5.2 KiB
Perl
143 lines
5.2 KiB
Perl
#
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# Copyright 2018 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::queries;
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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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use centreon::plugins::statefile;
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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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$options{options}->add_options(arguments =>
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{
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"warning:s" => { name => 'warning', },
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"critical:s" => { name => 'critical', },
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});
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$self->{statefile_cache} = centreon::plugins::statefile->new(%options);
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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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$self->{statefile_cache}->check_options(%options);
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}
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sub run {
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my ($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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$self->{sql}->query(query => q{
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SHOW /*!50000 global */ STATUS WHERE Variable_name IN ('Queries', 'Com_update', 'Com_delete', 'Com_insert', 'Com_truncate', 'Com_select')
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});
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my $result = $self->{sql}->fetchall_arrayref();
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if (!($self->{sql}->is_version_minimum(version => '5.0.76'))) {
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$self->{output}->add_option_msg(short_msg => "MySQL version '" . $self->{sql}->{version} . "' is not supported (need version >= '5.0.76').");
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$self->{output}->option_exit();
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}
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my $new_datas = {};
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$self->{statefile_cache}->read(statefile => 'mysql_' . $self->{mode} . '_' . $self->{sql}->get_unique_id4save());
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my $old_timestamp = $self->{statefile_cache}->get(name => 'last_timestamp');
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$new_datas->{last_timestamp} = time();
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if (defined($old_timestamp) && $new_datas->{last_timestamp} - $old_timestamp == 0) {
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$self->{output}->add_option_msg(short_msg => "Need at least one second between two checks.");
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$self->{output}->option_exit();
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}
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foreach my $row (@{$result}) {
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next if ($$row[0] !~ /^(Queries|Com_update|Com_delete|Com_insert|Com_truncate|Com_select)/i);
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$new_datas->{$$row[0]} = $$row[1];
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my $old_val = $self->{statefile_cache}->get(name => $$row[0]);
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next if (!defined($old_val) || $$row[1] < $old_val);
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my $value = int(($$row[1] - $old_val) / ($new_datas->{last_timestamp} - $old_timestamp));
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if ($$row[0] ne 'Queries') {
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$self->{output}->perfdata_add(label => $$row[0] . '_requests',
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value => $value,
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min => 0);
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next;
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}
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my $exit_code = $self->{perfdata}->threshold_check(value => $value, threshold => [ { label => 'critical', exit_litteral => 'critical' }, { label => 'warning', exit_litteral => 'warning' } ]);
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$self->{output}->output_add(severity => $exit_code,
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short_msg => sprintf("Total requests = %s", $value));
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$self->{output}->perfdata_add(label => 'total_requests',
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value => $value,
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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->{statefile_cache}->write(data => $new_datas);
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if (!defined($old_timestamp)) {
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$self->{output}->output_add(severity => 'OK',
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short_msg => "Buffer creation...");
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}
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$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 average number of queries executed.
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=over 8
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=item B<--warning>
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Threshold warning.
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=item B<--critical>
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Threshold critical.
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=back
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=cut
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