centreon-plugins/database/sybase/mode/databasessize.pm

218 lines
8.4 KiB
Perl

#
# Copyright 2017 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::sybase::mode::databasessize;
use base qw(centreon::plugins::templates::counter);
use strict;
use warnings;
my $instance_mode;
sub set_counters {
my ($self, %options) = @_;
$self->{maps_counters_type} = [
{ name => 'database', type => 1, cb_prefix_output => 'prefix_database_output', message_multiple => 'All databases are OK', message_separator => ' - ' },
];
$self->{maps_counters}->{database} = [
{ label => 'data', set => {
key_values => [ { name => 'data_used' }, { name => 'data_size' }, { name => 'display' } ],
closure_custom_calc => $self->can('custom_usage_calc'), closure_custom_calc_extra_options => { label_ref => 'data' },
closure_custom_output => $self->can('custom_usage_output'),
closure_custom_perfdata => $self->can('custom_usage_perfdata'),
closure_custom_threshold_check => $self->can('custom_usage_threshold'),
}
},
{ label => 'log', set => {
key_values => [ { name => 'log_used' }, { name => 'log_size' }, { name => 'display' } ],
closure_custom_calc => $self->can('custom_usage_calc'), closure_custom_calc_extra_options => { label_ref => 'log' },
closure_custom_output => $self->can('custom_usage_output'),
closure_custom_perfdata => $self->can('custom_usage_perfdata'),
closure_custom_threshold_check => $self->can('custom_usage_threshold'),
}
},
];
}
sub custom_usage_perfdata {
my ($self, %options) = @_;
my $label = $self->{result_values}->{label} . '_used';
my $value_perf = $self->{result_values}->{used};
if (defined($instance_mode->{option_results}->{free})) {
$label = $self->{result_values}->{label} . '_free';
$value_perf = $self->{result_values}->{free};
}
my $extra_label = '';
$extra_label = '_' . $self->{result_values}->{display} if (!defined($options{extra_instance}) || $options{extra_instance} != 0);
my %total_options = ();
if ($instance_mode->{option_results}->{units} eq '%') {
$total_options{total} = $self->{result_values}->{total};
$total_options{cast_int} = 1;
}
$self->{output}->perfdata_add(label => $label . $extra_label, unit => 'B',
value => $value_perf,
warning => $self->{perfdata}->get_perfdata_for_output(label => 'warning-' . $self->{label}, %total_options),
critical => $self->{perfdata}->get_perfdata_for_output(label => 'critical-' . $self->{label}, %total_options),
min => 0, max => $self->{result_values}->{total});
}
sub custom_usage_threshold {
my ($self, %options) = @_;
my ($exit, $threshold_value);
$threshold_value = $self->{result_values}->{used};
$threshold_value = $self->{result_values}->{free} if (defined($instance_mode->{option_results}->{free}));
if ($instance_mode->{option_results}->{units} eq '%') {
$threshold_value = $self->{result_values}->{prct_used};
$threshold_value = $self->{result_values}->{prct_free} if (defined($instance_mode->{option_results}->{free}));
}
$exit = $self->{perfdata}->threshold_check(value => $threshold_value, threshold => [ { label => 'critical-' . $self->{label}, exit_litteral => 'critical' }, { label => 'warning-'. $self->{label}, exit_litteral => 'warning' } ]);
return $exit;
}
sub custom_usage_output {
my ($self, %options) = @_;
my ($total_size_value, $total_size_unit) = $self->{perfdata}->change_bytes(value => $self->{result_values}->{total});
my ($total_used_value, $total_used_unit) = $self->{perfdata}->change_bytes(value => $self->{result_values}->{used});
my ($total_free_value, $total_free_unit) = $self->{perfdata}->change_bytes(value => $self->{result_values}->{free});
my $msg = sprintf("Total %s: %s Used: %s (%.2f%%) Free: %s (%.2f%%)",
ucfirst($self->{result_values}->{label}),
$total_size_value . " " . $total_size_unit,
$total_used_value . " " . $total_used_unit, $self->{result_values}->{prct_used},
$total_free_value . " " . $total_free_unit, $self->{result_values}->{prct_free});
return $msg;
}
sub custom_usage_calc {
my ($self, %options) = @_;
my $label = $options{extra_options}->{label_ref};
$self->{result_values}->{display} = $options{new_datas}->{$self->{instance} . '_display'};
$self->{result_values}->{total} = $options{new_datas}->{$self->{instance} . '_' . $label . '_size'};
$self->{result_values}->{used} = $options{new_datas}->{$self->{instance} . '_' . $label . '_used'};
$self->{result_values}->{free} = $self->{result_values}->{total} - $self->{result_values}->{used};
$self->{result_values}->{prct_used} = $self->{result_values}->{used} * 100 / $self->{result_values}->{total};
$self->{result_values}->{prct_free} = 100 - $self->{result_values}->{prct_used};
$self->{result_values}->{label} = $label;
return 0;
}
sub new {
my ($class, %options) = @_;
my $self = $class->SUPER::new(package => __PACKAGE__, %options);
bless $self, $class;
$self->{version} = '1.0';
$options{options}->add_options(arguments =>
{
"filter-database:s" => { name => 'filter_database' },
"units:s" => { name => 'units', default => '%' },
"free" => { name => 'free' },
});
return $self;
}
sub prefix_database_output {
my ($self, %options) = @_;
return "Database '" . $options{instance_value}->{display} . "' ";
}
sub check_options {
my ($self, %options) = @_;
$self->SUPER::check_options(%options);
$instance_mode = $self;
}
sub manage_selection {
my ($self, %options) = @_;
$options{sql}->connect();
$options{sql}->query(query => q{
select db_name(d.dbid) as db_name,
ceiling(sum(case when u.segmap != 4 then u.size/1.*@@maxpagesize end )) as data_size,
ceiling(sum(case when u.segmap != 4 then size - curunreservedpgs(u.dbid, u.lstart, u.unreservedpgs) end)/1.*@@maxpagesize) as data_used,
ceiling(sum(case when u.segmap in (4, 7) then u.size/1.*@@maxpagesize end)) as log_size,
ceiling(sum(case when u.segmap in (4, 7) then u.size/1.*@@maxpagesize end) - lct_admin("logsegment_freepages",d.dbid)/1.*@@maxpagesize) as log_used
from master..sysdatabases d, master..sysusages u
where u.dbid = d.dbid and d.status not in (256,4096)
group by d.dbid
order by db_name(d.dbid)
});
my $result = $options{sql}->fetchall_arrayref();
foreach my $row (@$result) {
if (defined($self->{option_results}->{filter_database}) && $self->{option_results}->{filter_database} ne '' &&
$$row[0] !~ /$self->{option_results}->{filter_database}/) {
$self->{output}->output_add(long_msg => "skipping '" . $$row[0] . "': no matching filter.", debug => 1);
next;
}
$self->{database}->{$$row[0]} = { data_size => $$row[1], data_used => $$row[2],
log_size => $$row[3], log_used => $$row[4],
display => lc($$row[0]) };
}
}
1;
__END__
=head1 MODE
Check MSSQL Database usage
=over 8
=item B<--warning-*>
Threshold warning.
Can be: 'data', 'log'.
=item B<--critical-*>
Threshold warning.
Can be: 'data', 'log'.
=item B<--filter-database>
Filter database by name. Can be a regex
=item B<--units>
Units of thresholds (Default: '%') ('%', 'B').
=item B<--free>
Thresholds are on free space left.
=back
=cut