238 lines
8.3 KiB
Perl
238 lines
8.3 KiB
Perl
#
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# Copyright 2022 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 os::linux::local::mode::storage;
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use base qw(centreon::plugins::templates::counter);
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use strict;
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use warnings;
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sub custom_usage_perfdata {
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my ($self, %options) = @_;
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my $label = 'used';
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my $value_perf = $self->{result_values}->{used};
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if (defined($self->{instance_mode}->{option_results}->{free})) {
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$label = 'free';
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$value_perf = $self->{result_values}->{free};
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}
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my %total_options = ();
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if ($self->{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(
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label => $label, unit => 'B',
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instances => $self->use_instances(extra_instance => $options{extra_instance}) ? $self->{result_values}->{display} : undef,
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value => $value_perf,
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warning => $self->{perfdata}->get_perfdata_for_output(label => 'warning-' . $self->{thlabel}, %total_options),
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critical => $self->{perfdata}->get_perfdata_for_output(label => 'critical-' . $self->{thlabel}, %total_options),
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min => 0, max => $self->{result_values}->{total}
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);
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}
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sub custom_usage_threshold {
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my ($self, %options) = @_;
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my ($exit, $threshold_value);
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$threshold_value = $self->{result_values}->{used};
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$threshold_value = $self->{result_values}->{free} if (defined($self->{instance_mode}->{option_results}->{free}));
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if ($self->{instance_mode}->{option_results}->{units} eq '%') {
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$threshold_value = $self->{result_values}->{prct_used};
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$threshold_value = $self->{result_values}->{prct_free} if (defined($self->{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->{thlabel}, exit_litteral => 'critical' }, { label => 'warning-'. $self->{thlabel}, 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 ($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 => $self->{result_values}->{free});
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return sprintf(
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'Usage Total: %s Used: %s (%.2f%%) Free: %s (%.2f%%)',
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$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, $self->{result_values}->{prct_free}
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);
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}
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sub custom_usage_calc {
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my ($self, %options) = @_;
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if ($options{new_datas}->{$self->{instance} . '_total'} == 0) {
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$self->{error_msg} = "total size is 0";
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return -2;
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}
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$self->{result_values}->{display} = $options{new_datas}->{$self->{instance} . '_display'};
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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}->{free} = $options{new_datas}->{$self->{instance} . '_free'};
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$self->{result_values}->{prct_used} = $self->{result_values}->{used} * 100 / ($self->{result_values}->{used} + $self->{result_values}->{free});
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$self->{result_values}->{prct_free} = 100 - $self->{result_values}->{prct_used};
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return 0;
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}
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sub prefix_disks_output {
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my ($self, %options) = @_;
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return "Storage '" . $options{instance_value}->{display} . "' ";
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}
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sub set_counters {
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my ($self, %options) = @_;
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$self->{maps_counters_type} = [
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{ name => 'disks', type => 1, cb_prefix_output => 'prefix_disks_output', message_multiple => 'All storages are ok' }
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];
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$self->{maps_counters}->{disks} = [
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{ label => 'usage', set => {
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key_values => [ { name => 'display' }, { name => 'used' }, { name => 'free' }, { name => 'total' } ],
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closure_custom_calc => $self->can('custom_usage_calc'),
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closure_custom_output => $self->can('custom_usage_output'),
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closure_custom_perfdata => $self->can('custom_usage_perfdata'),
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closure_custom_threshold_check => $self->can('custom_usage_threshold')
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}
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}
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];
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}
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sub new {
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my ($class, %options) = @_;
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my $self = $class->SUPER::new(package => __PACKAGE__, %options);
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bless $self, $class;
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$options{options}->add_options(arguments => {
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'filter-type:s' => { name => 'filter_type' },
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'filter-fs:s' => { name => 'filter_fs' },
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'exclude-fs:s' => { name => 'exclude_fs' },
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'filter-mountpoint:s' => { name => 'filter_mountpoint' },
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'exclude-mountpoint:s' => { name => 'exclude_mountpoint' },
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'units:s' => { name => 'units', default => '%' },
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'free' => { name => 'free' }
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});
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return $self;
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}
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sub manage_selection {
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my ($self, %options) = @_;
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my ($stdout, $exit_code) = $options{custom}->execute_command(
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command => 'df',
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command_options => '-P -k -T 2>&1',
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no_quit => 1
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);
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$self->{disks} = {};
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my @lines = split /\n/, $stdout;
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foreach my $line (@lines) {
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next if ($line !~ /^(\S+)\s+(\S+)\s+(\d+)\s+(\d+)\s+(\d+)\s+(\S+)\s+(.*)/);
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my ($fs, $type, $size, $used, $available, $percent, $mount) = ($1, $2, $3, $4, $5, $6, $7);
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next if (defined($self->{option_results}->{filter_fs}) && $self->{option_results}->{filter_fs} ne '' &&
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$fs !~ /$self->{option_results}->{filter_fs}/);
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next if (defined($self->{option_results}->{exclude_fs}) && $self->{option_results}->{exclude_fs} ne '' &&
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$fs =~ /$self->{option_results}->{exclude_fs}/);
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next if (defined($self->{option_results}->{filter_type}) && $self->{option_results}->{filter_type} ne '' &&
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$type !~ /$self->{option_results}->{filter_type}/);
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next if (defined($self->{option_results}->{filter_mountpoint}) && $self->{option_results}->{filter_mountpoint} ne '' &&
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$mount !~ /$self->{option_results}->{filter_mountpoint}/);
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next if (defined($self->{option_results}->{exclude_mountpoint}) && $self->{option_results}->{exclude_mountpoint} ne '' &&
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$mount =~ /$self->{option_results}->{exclude_mountpoint}/);
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$self->{disks}->{$mount} = {
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display => $mount,
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fs => $fs,
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type => $type,
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total => $size * 1024,
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used => $used * 1024,
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free => $available * 1024
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};
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}
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if (scalar(keys %{$self->{disks}}) <= 0) {
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if ($exit_code != 0) {
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$self->{output}->output_add(long_msg => "command output:" . $stdout);
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}
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$self->{output}->add_option_msg(short_msg => "No storage found (filters or command issue)");
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$self->{output}->option_exit();
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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 storage usages.
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Command used: df -P -k -T 2>&1
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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-mountpoint>
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Filter filesystem mount point (regexp can be used).
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=item B<--exclude-mountpoint>
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Exclude filesystem mount point (regexp can be used).
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=item B<--filter-type>
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Filter filesystem type (regexp can be used).
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=item B<--filter-fs>
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Filter filesystem (regexp can be used).
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=item B<--exclude-fs>
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Exclude filesystem (regexp can be used).
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=back
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=cut
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