centreon-plugins/database/oracle/mode/longqueries.pm

200 lines
6.7 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::oracle::mode::longqueries;
use base qw(centreon::plugins::templates::counter);
use strict;
use warnings;
use centreon::plugins::misc;
use centreon::plugins::statefile;
use centreon::plugins::templates::catalog_functions qw(catalog_status_threshold);
sub custom_status_output {
my ($self, %options) = @_;
my $msg = sprintf("query [status: %s] [sql: %s] %s", $self->{result_values}->{status},
$self->{result_values}->{sql_text}, $self->{result_values}->{generation_time});
return $msg;
}
sub custom_status_calc {
my ($self, %options) = @_;
$self->{result_values}->{status} = $options{new_datas}->{$self->{instance} . '_status'};
$self->{result_values}->{sql_text} = $options{new_datas}->{$self->{instance} . '_sql_text'};
$self->{result_values}->{username} = $options{new_datas}->{$self->{instance} . '_username'};
$self->{result_values}->{since} = $options{new_datas}->{$self->{instance} . '_since'};
$self->{result_values}->{generation_time} = $options{new_datas}->{$self->{instance} . '_generation_time'};
return 0;
}
sub set_counters {
my ($self, %options) = @_;
$self->{maps_counters_type} = [
{ name => 'alarms', type => 2, message_multiple => '0 problem(s) detected', display_counter_problem => { label => 'alerts', min => 0 },
group => [ { name => 'alarm', skipped_code => { -11 => 1 } } ]
}
];
$self->{maps_counters}->{alarm} = [
{ label => 'status', threshold => 0, set => {
key_values => [ { name => 'status' }, { name => 'sql_text' }, { name => 'since' }, { name => 'username' }, { name => 'generation_time' } ],
closure_custom_calc => $self->can('custom_status_calc'),
closure_custom_output => $self->can('custom_status_output'),
closure_custom_perfdata => sub { return 0; },
closure_custom_threshold_check => \&catalog_status_threshold,
}
},
];
}
sub new {
my ($class, %options) = @_;
my $self = $class->SUPER::new(package => __PACKAGE__, %options);
bless $self, $class;
$options{options}->add_options(arguments => {
"warning-status:s" => { name => 'warning_status', default => '' },
"critical-status:s" => { name => 'critical_status', default => '' },
"memory" => { name => 'memory' },
"timezone:s" => { name => 'timezone' },
});
centreon::plugins::misc::mymodule_load(output => $self->{output}, module => 'DateTime',
error_msg => "Cannot load module 'DateTime'.");
$self->{statefile_cache} = centreon::plugins::statefile->new(%options);
return $self;
}
sub check_options {
my ($self, %options) = @_;
$self->SUPER::check_options(%options);
$self->change_macros(macros => ['warning_status', 'critical_status']);
if (defined($self->{option_results}->{memory})) {
$self->{statefile_cache}->check_options(%options);
}
if (defined($self->{option_results}->{timezone}) && $self->{option_results}->{timezone} ne '') {
$ENV{TZ} = $self->{option_results}->{timezone};
}
}
sub manage_selection {
my ($self, %options) = @_;
$self->{sql} = $options{sql};
$self->{sql}->connect();
if (!$self->{sql}->is_version_minimum(version => '11')) {
$self->{output}->add_option_msg(short_msg => "Need oracle version >= 11");
$self->{output}->option_exit();
}
$self->{alarms}->{global} = { alarm => {} };
my $query = q{
SELECT status, ((sql_exec_start - date '1970-01-01')*24*60*60) as sql_exec_start, elapsed_time
FROM v$sql_monitor
};
if ($self->{sql}->is_version_minimum(version => '12')) {
$query = q{
SELECT status, ((sql_exec_start - date '1970-01-01')*24*60*60) as sql_exec_start, elapsed_time, username, sql_text
FROM v$sql_monitor
};
}
$self->{sql}->query(query => $query);
my $last_time;
if (defined($self->{option_results}->{memory})) {
$self->{statefile_cache}->read(statefile => "cache_oracle_" . $self->{mode} . $self->{sql}->get_unique_id4save());
$last_time = $self->{statefile_cache}->get(name => 'last_time');
}
my ($i, $current_time) = (1, time());
while ((my @row = $self->{sql}->fetchrow_array())) {
# can be: 1541985283,999999999999999999999999999996
$row[1] =~ s/,/./;
my @values = localtime($row[1]);
my $dt = DateTime->new(
year => $values[5] + 1900,
month => $values[4] + 1,
day => $values[3],
hour => $values[2],
minute => $values[1],
second => $values[0],
time_zone => 'UTC',
);
next if (defined($self->{option_results}->{memory}) && defined($last_time) && $last_time > $dt->epoch);
$row[4] =~ s/(\n|\|)/-/ms if (defined($row[4]));
my $since = $row[2] / 1000000;
$self->{alarms}->{global}->{alarm}->{$i} = {
status => $row[0],
sql_text => defined($row[4]) ? $row[4] : '-',
username => defined($row[5]) ? $row[5] : '-',
since => $since,
generation_time => centreon::plugins::misc::change_seconds(value => $since) };
$i++;
}
if (defined($self->{option_results}->{memory})) {
$self->{statefile_cache}->write(data => { last_time => $current_time });
}
$self->{sql}->disconnect();
}
1;
__END__
=head1 MODE
Check long sql queries.
=over 8
=item B<--warning-status>
Set warning threshold for status (Default: '')
Can used special variables like: %{username}, %{sql_text}, %{since}, %{status}
=item B<--critical-status>
Set critical threshold for status (Default: '').
Can used special variables like: %{username}, %{sql_text}, %{since}, %{status}
=item B<--timezone>
Timezone of oracle server (If not set, we use current server execution timezone).
=item B<--memory>
Only check new queries.
=back
=cut