360 lines
16 KiB
Perl
360 lines
16 KiB
Perl
################################################################################
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# Copyright 2005-2014 MERETHIS
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# Centreon is developped by : Julien Mathis and Romain Le Merlus under
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# GPL Licence 2.0.
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#
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# This program is free software; you can redistribute it and/or modify it under
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# the terms of the GNU General Public License as published by the Free Software
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# Foundation ; either version 2 of the License.
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#
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# This program is distributed in the hope that it will be useful, but WITHOUT ANY
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# WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A
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# PARTICULAR PURPOSE. See the GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License along with
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# this program; if not, see <http://www.gnu.org/licenses>.
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#
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# Linking this program statically or dynamically with other modules is making a
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# combined work based on this program. Thus, the terms and conditions of the GNU
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# General Public License cover the whole combination.
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#
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# As a special exception, the copyright holders of this program give MERETHIS
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# permission to link this program with independent modules to produce an executable,
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# regardless of the license terms of these independent modules, and to copy and
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# distribute the resulting executable under terms of MERETHIS choice, provided that
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# MERETHIS also meet, for each linked independent module, the terms and conditions
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# of the license of that module. An independent module is a module which is not
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# derived from this program. If you modify this program, you may extend this
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# exception to your version of the program, but you are not obliged to do so. If you
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# do not wish to do so, delete this exception statement from your version.
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#
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# For more information : contact@centreon.com
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# Authors : Quentin Garnier <qgarnier@merethis.com>
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#
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####################################################################################
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package storage::netapp::snmp::mode::filesys;
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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::values;
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my $maps_counters = {
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'000_usage' => { set => {
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key_values => [ { name => 'name' }, { name => 'used' }, { name => 'total' },
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{ name => 'dfCompressSavedPercent' }, { name => 'dfDedupeSavedPercent' } ],
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closure_custom_calc => \&custom_usage_calc,
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closure_custom_output => \&custom_usage_output,
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closure_custom_perfdata => \&custom_usage_perfdata,
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closure_custom_threshold_check => \&custom_usage_threshold,
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}
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},
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};
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my $instance_mode;
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sub custom_usage_perfdata {
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my ($self, %options) = @_;
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return if ($self->{result_values}->{total} <= 0);
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my $label = 'used';
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my $value_perf = $self->{result_values}->{used};
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if (defined($instance_mode->{option_results}->{free})) {
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$label = 'free';
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$value_perf = $self->{result_values}->{free};
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}
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my $extra_label = '';
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$extra_label = '_' . $self->{result_values}->{name} if (!defined($options{extra_instance}) || $options{extra_instance} != 0);
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my %total_options = ();
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if ($instance_mode->{option_results}->{units} eq '%') {
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$total_options{total} = $self->{result_values}->{total};
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$total_options{cast_int} = 1;
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}
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$self->{output}->perfdata_add(label => $label . $extra_label, unit => 'B',
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value => $value_perf,
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warning => $self->{perfdata}->get_perfdata_for_output(label => 'warning-' . $self->{label}, %total_options),
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critical => $self->{perfdata}->get_perfdata_for_output(label => 'critical-' . $self->{label}, %total_options),
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min => 0, max => $self->{result_values}->{total});
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if (defined($self->{result_values}->{dfCompressSavedPercent}) && $self->{result_values}->{dfCompressSavedPercent} ne '' &&
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$self->{result_values}->{dfCompressSavedPercent} >= 0) {
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$self->{output}->perfdata_add(label => 'compresssaved' . $extra_label, unit => '%',
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value => $self->{result_values}->{dfCompressSavedPercent},
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min => 0, max => 100);
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}
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if (defined($self->{result_values}->{dfDedupeSavedPercent}) && $self->{result_values}->{dfDedupeSavedPercent} ne '' &&
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$self->{result_values}->{dfDedupeSavedPercent} >= 0) {
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$self->{output}->perfdata_add(label => 'dedupsaved' . $extra_label, unit => '%',
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value => $self->{result_values}->{dfDedupeSavedPercent},
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min => 0, max => 100);
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}
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}
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sub custom_usage_threshold {
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my ($self, %options) = @_;
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return 'ok' if ($self->{result_values}->{total} <= 0);
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my ($exit, $threshold_value);
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$threshold_value = $self->{result_values}->{used};
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$threshold_value = $self->{result_values}->{free} if (defined($instance_mode->{option_results}->{free}));
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if ($instance_mode->{option_results}->{units} eq '%') {
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$threshold_value = $self->{result_values}->{prct_used};
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$threshold_value = $self->{result_values}->{prct_free} if (defined($instance_mode->{option_results}->{free}));
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}
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$exit = $self->{perfdata}->threshold_check(value => $threshold_value, threshold => [ { label => 'critical-' . $self->{label}, exit_litteral => 'critical' }, { label => 'warning-'. $self->{label}, exit_litteral => 'warning' } ]);
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return $exit;
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}
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sub custom_usage_output {
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my ($self, %options) = @_;
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my $msg;
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if ($self->{result_values}->{total} == 0) {
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$msg = 'skipping: total size is 0';
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} elsif ($self->{result_values}->{total} < 0) {
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$msg = 'skipping: negative total value (maybe use snmp v2c)';
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} else {
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my ($total_size_value, $total_size_unit) = $self->{perfdata}->change_bytes(value => $self->{result_values}->{total});
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my ($total_used_value, $total_used_unit) = $self->{perfdata}->change_bytes(value => $self->{result_values}->{used});
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my ($total_free_value, $total_free_unit) = $self->{perfdata}->change_bytes(value => $self->{result_values}->{free});
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$msg = sprintf("Total: %s Used: %s (%.2f%%) Free: %s (%.2f%%)",
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$total_size_value . " " . $total_size_unit,
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$total_used_value . " " . $total_used_unit, $self->{result_values}->{prct_used},
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$total_free_value . " " . $total_free_unit, $self->{result_values}->{prct_free});
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}
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return $msg;
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}
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sub custom_usage_calc {
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my ($self, %options) = @_;
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$self->{result_values}->{name} = $options{new_datas}->{$self->{instance} . '_name'};
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$self->{result_values}->{total} = $options{new_datas}->{$self->{instance} . '_total'};
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$self->{result_values}->{used} = $options{new_datas}->{$self->{instance} . '_used'};
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$self->{result_values}->{dfCompressSavedPercent} = $options{new_datas}->{$self->{instance} . '_dfCompressSavedPercent'};
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$self->{result_values}->{dfDedupeSavedPercent} = $options{new_datas}->{$self->{instance} . '_dfDedupeSavedPercent'};
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return 0 if ($options{new_datas}->{$self->{instance} . '_total'} == 0);
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$self->{result_values}->{free} = $self->{result_values}->{total} - $self->{result_values}->{used};
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$self->{result_values}->{prct_used} = $self->{result_values}->{used} * 100 / $self->{result_values}->{total};
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$self->{result_values}->{prct_free} = 100 - $self->{result_values}->{prct_used};
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return 0;
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}
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sub new {
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my ($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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$options{options}->add_options(arguments =>
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{
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"units:s" => { name => 'units', default => '%' },
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"free" => { name => 'free' },
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"filter-name:s" => { name => 'filter_name' },
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"filter-type:s" => { name => 'filter_type' },
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});
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foreach (keys %{$maps_counters}) {
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my ($id, $name) = split /_/;
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if (!defined($maps_counters->{$_}->{threshold}) || $maps_counters->{$_}->{threshold} != 0) {
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$options{options}->add_options(arguments => {
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'warning-' . $name . ':s' => { name => 'warning-' . $name },
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'critical-' . $name . ':s' => { name => 'critical-' . $name },
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});
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}
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$maps_counters->{$_}->{obj} = centreon::plugins::values->new(output => $self->{output}, perfdata => $self->{perfdata},
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label => $name);
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$maps_counters->{$_}->{obj}->set(%{$maps_counters->{$_}->{set}});
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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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$self->SUPER::init(%options);
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foreach (keys %{$maps_counters}) {
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$maps_counters->{$_}->{obj}->init(option_results => $self->{option_results});
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}
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$instance_mode = $self;
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}
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sub run {
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my ($self, %options) = @_;
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# $options{snmp} = snmp object
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$self->{snmp} = $options{snmp};
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$self->manage_selection();
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my $multiple = 1;
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if (scalar(keys %{$self->{filesys_selected}}) == 1) {
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$multiple = 0;
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}
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if ($multiple == 1) {
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$self->{output}->output_add(severity => 'OK',
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short_msg => 'All filesys usages are ok');
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}
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foreach my $id (sort keys %{$self->{filesys_selected}}) {
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my ($short_msg, $short_msg_append, $long_msg, $long_msg_append) = ('', '', '', '');
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my @exits;
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foreach (sort keys %{$maps_counters}) {
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$maps_counters->{$_}->{obj}->set(instance => $id);
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my ($value_check) = $maps_counters->{$_}->{obj}->execute(values => $self->{filesys_selected}->{$id});
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if ($value_check != 0) {
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$long_msg .= $long_msg_append . $maps_counters->{$_}->{obj}->output_error();
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$long_msg_append = ', ';
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next;
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}
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my $exit2 = $maps_counters->{$_}->{obj}->threshold_check();
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push @exits, $exit2;
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my $output = $maps_counters->{$_}->{obj}->output();
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$long_msg .= $long_msg_append . $output;
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$long_msg_append = ', ';
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if (!$self->{output}->is_status(litteral => 1, value => $exit2, compare => 'ok')) {
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$short_msg .= $short_msg_append . $output;
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$short_msg_append = ', ';
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}
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$maps_counters->{$_}->{obj}->perfdata(extra_instance => $multiple);
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}
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$self->{output}->output_add(long_msg => "Filesys '" . $self->{filesys_selected}->{$id}->{name} . "' $long_msg");
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my $exit = $self->{output}->get_most_critical(status => [ @exits ]);
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if (!$self->{output}->is_status(litteral => 1, value => $exit, compare => 'ok')) {
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$self->{output}->output_add(severity => $exit,
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short_msg => "Filesys '" . $self->{filesys_selected}->{$id}->{name} . "' $short_msg"
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);
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}
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if ($multiple == 0) {
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$self->{output}->output_add(short_msg => "Filesys '" . $self->{filesys_selected}->{$id}->{name} . "' $long_msg");
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}
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}
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$self->{output}->display();
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$self->{output}->exit();
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}
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my %map_types = (
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1 => 'traditionalVolume',
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2 => 'flexibleVolume',
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3 => 'aggregate',
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4 => 'stripedAggregate',
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5 => 'stripedVolume'
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);
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my $mapping = {
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dfType => { oid => '.1.3.6.1.4.1.789.1.5.4.1.23', map => \%map_types },
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};
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my $mapping2 = {
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dfKBytesTotal => { oid => '.1.3.6.1.4.1.789.1.5.4.1.3' },
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dfKBytesUsed => { oid => '.1.3.6.1.4.1.789.1.5.4.1.4' },
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df64TotalKBytes => { oid => '.1.3.6.1.4.1.789.1.5.4.1.29' },
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df64UsedKBytes => { oid => '.1.3.6.1.4.1.789.1.5.4.1.30' },
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dfCompressSavedPercent => { oid => '.1.3.6.1.4.1.789.1.5.4.1.38' },
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dfDedupeSavedPercent => { oid => '.1.3.6.1.4.1.789.1.5.4.1.40' },
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};
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sub manage_selection {
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my ($self, %options) = @_;
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my $oid_dfFileSys = '.1.3.6.1.4.1.789.1.5.4.1.2';
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my $results = $self->{snmp}->get_multiple_table(oids => [
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{ oid => $oid_dfFileSys },
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{ oid => $mapping->{dfType}->{oid} },
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], nothing_quit => 1);
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$self->{filesys_selected} = {};
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foreach my $oid (keys %{$results->{$oid_dfFileSys}}) {
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$oid =~ /^$oid_dfFileSys\.(\d+)/;
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my $instance = $1;
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my $name = $results->{$oid_dfFileSys}->{$oid};
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my $result = $self->{snmp}->map_instance(mapping => $mapping, results => $results->{$mapping->{dfType}->{oid}}, instance => $instance);
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if (defined($self->{option_results}->{filter_name}) && $self->{option_results}->{filter_name} ne '' &&
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$name !~ /$self->{option_results}->{filter_name}/) {
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$self->{output}->output_add(long_msg => "Skipping '" . $name . "': no matching filter name.");
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next;
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}
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if (defined($self->{option_results}->{filter_type}) && $self->{option_results}->{filter_type} ne '' &&
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$result->{dfType} !~ /$self->{option_results}->{filter_type}/) {
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$self->{output}->output_add(long_msg => "Skipping '" . $result->{dfType} . "': no matching filter type.");
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next;
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}
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$self->{filesys_selected}->{$instance} = { name => $name };
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}
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if (scalar(keys %{$self->{filesys_selected}}) <= 0) {
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$self->{output}->add_option_msg(short_msg => "No entry found.");
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$self->{output}->option_exit();
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}
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my $instances = [keys %{$self->{filesys_selected}}];
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if (!$self->{snmp}->is_snmpv1()) {
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$self->{snmp}->load(oids => [$mapping2->{df64TotalKBytes}->{oid}, $mapping2->{df64UsedKBytes}->{oid}], instances => $instances);
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}
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$self->{snmp}->load(oids => [$mapping2->{dfKBytesTotal}->{oid}, $mapping2->{dfKBytesUsed}->{oid},
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$mapping2->{dfDedupeSavedPercent}->{oid}, $mapping2->{dfCompressSavedPercent}->{oid}], instances => $instances);
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my $result = $self->{snmp}->get_leef();
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foreach (@$instances) {
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my $result = $self->{snmp}->map_instance(mapping => $mapping2, results => $result, instance => $_);
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$self->{filesys_selected}->{$_}->{total} = $result->{dfKBytesTotal} * 1024;
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$self->{filesys_selected}->{$_}->{used} = $result->{dfKBytesUsed} * 1024;
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if (defined($result->{df64TotalKBytes}) && $result->{df64TotalKBytes} > 0) {
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$self->{filesys_selected}->{$_}->{total} = $result->{df64TotalKBytes} * 1024;
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$self->{filesys_selected}->{$_}->{used} = $result->{df64UsedKBytes} * 1024;
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}
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$self->{filesys_selected}->{$_}->{dfCompressSavedPercent} = $result->{dfCompressSavedPercent};
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$self->{filesys_selected}->{$_}->{dfDedupeSavedPercent} = $result->{dfDedupeSavedPercent};
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}
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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 filesystem usage (volumes, snapshots and aggregates also).
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=over 8
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=item B<--warning-usage>
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Threshold warning.
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=item B<--critical-usage>
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Threshold critical.
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=item B<--units>
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Units of thresholds (Default: '%') ('%', 'B').
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=item B<--free>
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Thresholds are on free space left.
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=item B<--filter-name>
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Filter by filesystem name (can be a regexp).
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=item B<--filter-type>
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Filter filesystem type (can be a regexp. Example: 'flexibleVolume|aggregate').
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=back
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=cut
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