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

346 lines
13 KiB
Perl

#
# Copyright 2020 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::asmdiskgroupusage;
use base qw(centreon::plugins::templates::counter);
use strict;
use warnings;
use centreon::plugins::templates::catalog_functions qw(catalog_status_threshold);
sub custom_offline_output {
my ($self, %options) = @_;
my $msg = 'Offline disks : ' . $self->{result_values}->{offline_disks};
return $msg;
}
sub custom_offline_calc {
my ($self, %options) = @_;
$self->{result_values}->{offline_disks} = $options{new_datas}->{$self->{instance} . '_offline_disks'};
$self->{result_values}->{type} = $options{new_datas}->{$self->{instance} . '_type'};
$self->{result_values}->{display} = $options{new_datas}->{$self->{instance} . '_display'};
return 0;
}
sub custom_status_output {
my ($self, %options) = @_;
my $msg = 'status: ' . $self->{result_values}->{status};
return $msg;
}
sub custom_status_threshold {
my ($self, %options) = @_;
my $status = catalog_status_threshold($self, %options);
$self->{instance_mode}->{last_status} = 0;
if (!$self->{output}->is_status(value => $status, compare => 'ok', litteral => 1)) {
$self->{instance_mode}->{last_status} = 1;
}
return $status;
}
sub custom_status_calc {
my ($self, %options) = @_;
$self->{result_values}->{status} = $options{new_datas}->{$self->{instance} . '_status'};
return 0;
}
sub custom_usage_perfdata {
my ($self, %options) = @_;
my $label = 'used';
my $value_perf = $self->{result_values}->{used};
if ($self->{result_values}->{total} > 0 && defined($self->{instance_mode}->{option_results}->{free})) {
$label = 'free';
$value_perf = $self->{result_values}->{free};
}
$label .= '_' . $self->{result_values}->{label_ref}
if (defined($self->{result_values}->{label_ref}));
my %total_options = ();
if ($self->{result_values}->{total} > 0 && $self->{instance_mode}->{option_results}->{units} eq '%') {
$total_options{total} = $self->{result_values}->{total};
$total_options{cast_int} = 1;
}
$self->{output}->perfdata_add(
label => $label, unit => 'B',
instances => $self->use_instances(extra_instance => $options{extra_instance}) ? $self->{result_values}->{display} : undef,
value => $value_perf,
warning => $self->{perfdata}->get_perfdata_for_output(label => 'warning-' . $self->{thlabel}, %total_options),
critical => $self->{perfdata}->get_perfdata_for_output(label => 'critical-' . $self->{thlabel}, %total_options),
min => 0, max => $self->{result_values}->{total}
);
}
sub custom_usage_threshold {
my ($self, %options) = @_;
# cannot use '%' or free option with unlimited system
return 'ok' if ($self->{result_values}->{total} <= 0 && ($self->{instance_mode}->{option_results}->{units} eq '%' || $self->{instance_mode}->{option_results}->{free}));
my ($exit, $threshold_value);
$threshold_value = $self->{result_values}->{used};
$threshold_value = $self->{result_values}->{free} if (defined($self->{instance_mode}->{option_results}->{free}));
if ($self->{instance_mode}->{option_results}->{units} eq '%') {
$threshold_value = $self->{result_values}->{prct_used};
$threshold_value = $self->{result_values}->{prct_free} if (defined($self->{instance_mode}->{option_results}->{free}));
}
$exit = $self->{perfdata}->threshold_check(value => $threshold_value, threshold => [ { label => 'critical-' . $self->{thlabel}, exit_litteral => 'critical' }, { label => 'warning-'. $self->{thlabel}, exit_litteral => 'warning' } ]);
return $exit;
}
sub custom_usage_output {
my ($self, %options) = @_;
my $label = 'Disk ';
if (defined($self->{result_values}->{label_ref})) {
$label = 'Disk Failure';
}
my ($total_used_value, $total_used_unit) = $self->{perfdata}->change_bytes(value => $self->{result_values}->{used});
my $msg;
if ($self->{result_values}->{total} <= 0) {
$msg = sprintf("%s Used: %s (unlimited)", $label, $total_used_value . " " . $total_used_unit);
} else {
my ($total_size_value, $total_size_unit) = $self->{perfdata}->change_bytes(value => $self->{result_values}->{total});
my ($total_free_value, $total_free_unit) = $self->{perfdata}->change_bytes(value => $self->{result_values}->{free});
$msg = sprintf("%s Total: %s Used: %s (%.2f%%) Free: %s (%.2f%%)",
$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) = @_;
return -10 if (defined($self->{instance_mode}->{last_status}) && $self->{instance_mode}->{last_status} == 0);
my $label_used = 'used';
$label_used .= '_' . $options{extra_options}->{label_ref}
if (defined($options{extra_options}->{label_ref}));
$self->{result_values}->{label_ref} = defined($options{extra_options}->{label_ref}) ? $options{extra_options}->{label_ref} : undef;
$self->{result_values}->{display} = $options{new_datas}->{$self->{instance} . '_display'};
$self->{result_values}->{total} = $options{new_datas}->{$self->{instance} . '_total'};
$self->{result_values}->{used} = $options{new_datas}->{$self->{instance} . '_' . $label_used};
return 0 if ($self->{result_values}->{total} == 0);
$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}->{free} = $self->{result_values}->{total} - $self->{result_values}->{used};
return 0;
}
sub set_counters {
my ($self, %options) = @_;
$self->{maps_counters_type} = [
{ name => 'dg', type => 1, cb_prefix_output => 'prefix_dg_output', message_multiple => 'All diskgroups are ok', skipped_code => { -10 => 1 } },
];
$self->{maps_counters}->{dg} = [
{ label => 'status', threshold => 0, set => {
key_values => [ { name => 'status' } ],
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 => $self->can('custom_status_output'),
}
},
{ label => 'offline-disks', set => {
key_values => [ { name => 'offline_disks' }, { name => 'type' }, { name => 'display' } ],
closure_custom_calc => $self->can('custom_offline_calc'),
closure_custom_output => $self->can('custom_offline_output'),
closure_custom_perfdata => sub { return 0; },
closure_custom_threshold_check => \&catalog_status_threshold,
}
},
{ label => 'usage', set => {
key_values => [ { name => 'used' }, { name => 'total' }, { name => 'display' } ],
closure_custom_calc => $self->can('custom_usage_calc'),
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 => 'usage-failure', set => {
key_values => [ { name => 'used_failure' }, { name => 'total' }, { name => 'display' } ],
closure_custom_calc => $self->can('custom_usage_calc'), closure_custom_calc_extra_options => { label_ref => 'failure' },
closure_custom_output => $self->can('custom_usage_output'),
closure_custom_perfdata => $self->can('custom_usage_perfdata'),
closure_custom_threshold_check => $self->can('custom_usage_threshold'),
}
},
];
}
sub prefix_dg_output {
my ($self, %options) = @_;
return "Diskgroup '" . $options{instance_value}->{display} . "' ";
}
sub new {
my ($class, %options) = @_;
my $self = $class->SUPER::new(package => __PACKAGE__, %options);
bless $self, $class;
$options{options}->add_options(arguments => {
"unknown-status:s" => { name => 'unknown_status', default => '' },
"warning-status:s" => { name => 'warning_status', default => '' },
"critical-status:s" => { name => 'critical_status', default => '' },
"warning-offline-disks:s" => { name => 'warning_offline_disks', default => '(%{offline_disks} > 0 && %{type} eq "extern") || (%{offline_disks} > 1 && %{type} eq "high")' },
"critical-offline-disks:s" => { name => 'critical_offline_disks', default => '%{offline_disks} > 0 && %{type} =~ /^normal|high$/' },
"filter-name:s" => { name => 'filter_name', },
"units:s" => { name => 'units', default => '%' },
"free" => { name => 'free' },
});
return $self;
}
sub check_options {
my ($self, %options) = @_;
$self->SUPER::check_options(%options);
$self->change_macros(macros => [
'warning_offline_disks', 'critical_offline_disks',
'warning_status', 'critical_status', 'unknown_status',
]);
}
sub manage_selection {
my ($self, %options) = @_;
$options{sql}->connect();
my $query = q{SELECT name, state, type, total_mb, usable_file_mb, offline_disks, FREE_MB FROM V$ASM_DISKGROUP};
$options{sql}->query(query => $query);
my $result = $options{sql}->fetchall_arrayref();
$options{sql}->disconnect();
$self->{dg} = {};
foreach my $row (@$result) {
my ($name, $state, $type, $total_mb, $usable_file_mb, $offline_disks, $free_mb) = @$row;
if (defined($self->{option_results}->{filter_name}) && $self->{option_results}->{filter_name} ne '' &&
$name !~ /$self->{option_results}->{filter_name}/) {
$self->{output}->output_add(long_msg => "skipping '" . $name . "': no matching filter name.", debug => 1);
next;
}
my $used_failure = ($total_mb * 1024 * 1024) - ($usable_file_mb * 1024 * 1024);
if ($usable_file_mb < 0) {
$used_failure = ($total_mb * 1024 * 1024);
}
$self->{dg}->{$name} = {
display => $name,
total => $total_mb * 1024 * 1024,
used => ($total_mb * 1024 * 1024) - ($free_mb * 1024 * 1024),
used_failure => $used_failure,
status => $state,
type => lc($type),
offline_disks => $offline_disks
};
}
if (scalar(keys %{$self->{dg}}) <= 0) {
$self->{output}->add_option_msg(short_msg => "No diskgroup found.");
$self->{output}->option_exit();
}
}
1;
__END__
=head1 MODE
Check Oracle ASM diskgroup usage and status.
=over 8
=item B<--warning-usage>
Threshold warning.
=item B<--critical-usage>
Threshold critical.
=item B<--warning-usage-failure>
Threshold warning.
=item B<--critical-usage-failure>
Threshold critical.
=item B<--unknown-status>
Set warning threshold for status (Default: '').
Can used special variables like: %{status}, %{display}
=item B<--warning-status>
Set warning threshold for status (Default: '').
Can used special variables like: %{status}, %{display}
=item B<--critical-status>
Set critical threshold for status (Default: '').
Can used special variables like: %{status}, %{display}
=item B<--warning-offline-disks>
Set warning threshold for offline disks (Default: '(%{offline_disks} > 0 && %{type} eq "extern") || (%{offline_disks} > 1 && %{type} eq "high")').
Can used special variables like: %{offline_disks}, %{type}, %{display}
=item B<--critical-offline-disks>
Set critical threshold for offline disks (Default: '%{offline_disks} > 0 && %{type} =~ /^normal|high$/').
Can used special variables like: %{offline_disks}, %{type}, %{display}
=item B<--units>
Units of thresholds (Default: '%') ('%', 'B').
=item B<--free>
Thresholds are on free space left.
=item B<--filter-name>
Filter by name (regexp can be used).
=back
=cut