centreon-plugins/os/aix/local/mode/storage.pm

195 lines
6.6 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 os::aix::local::mode::storage;
use base qw(centreon::plugins::templates::counter);
use strict;
use warnings;
sub custom_usage_output {
my ($self, %options) = @_;
my ($total_size_value, $total_size_unit) = $self->{perfdata}->change_bytes(value => $self->{result_values}->{total_space});
my ($total_used_value, $total_used_unit) = $self->{perfdata}->change_bytes(value => $self->{result_values}->{used_space});
my ($total_free_value, $total_free_unit) = $self->{perfdata}->change_bytes(value => $self->{result_values}->{free_space});
return sprintf(
'space usage total: %s used: %s (%.2f%%) free: %s (%.2f%%)',
$total_size_value . " " . $total_size_unit,
$total_used_value . " " . $total_used_unit, $self->{result_values}->{prct_used_space},
$total_free_value . " " . $total_free_unit, $self->{result_values}->{prct_free_space}
);
}
sub prefix_storage_output {
my ($self, %options) = @_;
return "Storage '" . $options{instance_value}->{display} . "' ";
}
sub set_counters {
my ($self, %options) = @_;
$self->{maps_counters_type} = [
{ name => 'storages', type => 1, cb_prefix_output => 'prefix_storage_output', message_multiple => 'All storages are ok', skipped_code => { -10 => 1 } }
];
$self->{maps_counters}->{storages} = [
{ label => 'usage', nlabel => 'storage.space.usage.bytes', set => {
key_values => [
{ name => 'used_space' }, { name => 'free_space' },
{ name => 'prct_used_space' }, { name => 'prct_free_space' },
{ name => 'total_space' }
],
closure_custom_output => $self->can('custom_usage_output'),
perfdatas => [
{ template => '%d', min => 0, max => 'total_space',
unit => 'B', cast_int => 1, label_extra_instance => 1 }
]
}
},
{ label => 'usage-free', nlabel => 'storage.space.free.bytes', display_ok => 0, set => {
key_values => [
{ name => 'free_space' }, { name => 'used_space' },
{ name => 'prct_used_space' }, { name => 'prct_free_space' },
{ name => 'total_space' }
],
closure_custom_output => $self->can('custom_usage_output'),
perfdatas => [
{ value => 'free_space', template => '%d', min => 0, max => 'total_space',
unit => 'B', cast_int => 1, label_extra_instance => 1 }
]
}
},
{ label => 'usage-prct', nlabel => 'storageresource.space.usage.percentage', display_ok => 0, set => {
key_values => [ { name => 'prct_used_space' } ],
output_template => 'used: %.2f %%',
perfdatas => [
{ template => '%.2f', min => 0, max => 100, unit => '%', label_extra_instance => 1 }
]
}
}
];
}
sub new {
my ($class, %options) = @_;
my $self = $class->SUPER::new(package => __PACKAGE__, %options, force_new_perfdata => 1);
bless $self, $class;
$options{options}->add_options(arguments => {
'filter-fs:s' => { name => 'filter_fs' },
'filter-mount:s' => { name => 'filter_mount' },
'space-reservation:s' => { name => 'space_reservation' }
});
return $self;
}
sub manage_selection {
my ($self, %options) = @_;
my ($stdout) = $options{custom}->execute_command(
command => 'df',
command_options => '-P -k 2>&1'
);
$self->{storages} = {};
my @lines = split /\n/, $stdout;
# Header not needed
shift @lines;
foreach my $line (@lines) {
next if ($line !~ /^(\S+)\s+(\S+)\s+(\S+)\s+(\S+)\s+(\S+)\s+(.*)/);
my ($fs, $size, $used, $available, $percent, $mount) = ($1, $2, $3, $4, $5, $6);
next if (defined($self->{option_results}->{filter_fs}) && $self->{option_results}->{filter_fs} ne '' &&
$fs !~ /$self->{option_results}->{filter_fs}/);
next if (defined($self->{option_results}->{filter_mount}) && $self->{option_results}->{filter_mount} ne '' &&
$mount !~ /$self->{option_results}->{filter_mount}/);
next if ($size !~ /^\d+$/ || $used !~ /^\d+$/ || $available !~ /^\d+$/);
next if ($size == 0);
$size = $size * 1024;
my $reserved_value = 0;
if (defined($self->{option_results}->{space_reservation})) {
$reserved_value = $self->{option_results}->{space_reservation} * $size / 100;
}
my $used_space = $used * 1024;
my $free_space = $size - $used_space - $reserved_value;
my $prct_used_space = $used_space * 100 / ($size - $reserved_value);
my $prct_free_space = 100 - $prct_used_space;
# limit to 100. Better output.
if ($prct_used_space > 100) {
$free_space = 0;
$prct_used_space = 100;
$prct_free_space = 0;
}
$self->{storages}->{$mount} = {
display => $mount,
total_space => $size,
used_space => $used_space,
free_space => $free_space,
prct_used_space => $prct_used_space,
prct_free_space => $prct_free_space
};
}
if (scalar(keys %{$self->{storages}}) <= 0) {
$self->{output}->add_option_msg(short_msg => "No storage found.");
$self->{output}->option_exit();
}
}
1;
__END__
=head1 MODE
Check storage usages.
Command used: df -P -k 2>&1
=over 8
=item B<--filter-fs>
Filter filesystem (regexp can be used).
=item B<--filter-mount>
Filter mountpoint (regexp can be used).
=item B<--space-reservation>
Some filesystem has space reserved (like ext4 for root).
The value is in percent of total (Default: none).
=item B<--warning-*> B<--critical-*>
Thresholds.
Can be: 'usage' (B), 'usage-free' (B), 'usage-prct' (%).
=back
=cut