centreon-plugins/storage/dell/equallogic/snmp/mode/diskusage.pm

277 lines
12 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 storage::dell::equallogic::snmp::mode::diskusage;
use base qw(centreon::plugins::mode);
use strict;
use warnings;
use centreon::plugins::values;
my $maps_counters = {
'000_used' => { set => {
key_values => [ { name => 'display' }, { name => 'total' }, { name => 'used' } ],
closure_custom_calc => \&custom_usage_calc,
closure_custom_output => \&custom_usage_output,
closure_custom_perfdata => \&custom_usage_perfdata,
closure_custom_threshold_check => \&custom_usage_threshold,
}
},
'001_snapshot' => { set => {
key_values => [ { name => 'snap' }, { name => 'display' } ],
output_change_bytes => 1,
output_template => 'Snapshot usage : %s %s',
perfdatas => [
{ label => 'snapshost', value => 'snap_absolute', template => '%s',
unit => 'B', min => 0, label_extra_instance => 1, instance_use => 'display_absolute' },
],
}
},
'002_replication' => { set => {
key_values => [ { name => 'repl' }, { name => 'display' } ],
output_change_bytes => 1,
output_template => 'Replication usage : %s %s',
perfdatas => [
{ label => 'replication', value => 'repl_absolute', template => '%s',
unit => 'B', min => 0, label_extra_instance => 1, instance_use => 'display_absolute' },
],
}
},
};
sub custom_usage_perfdata {
my ($self, %options) = @_;
my $extra_label = '';
if (!defined($options{extra_instance}) || $options{extra_instance} != 0) {
$extra_label .= '_' . $self->{result_values}->{display};
}
$self->{output}->perfdata_add(label => 'used' . $extra_label, unit => 'B',
value => $self->{result_values}->{used},
warning => $self->{perfdata}->get_perfdata_for_output(label => 'warning-' . $self->{label}, total => $self->{result_values}->{total}, cast_int => 1),
critical => $self->{perfdata}->get_perfdata_for_output(label => 'critical-' . $self->{label}, total => $self->{result_values}->{total}, cast_int => 1),
min => 0, max => $self->{result_values}->{total});
}
sub custom_usage_threshold {
my ($self, %options) = @_;
my $exit = $self->{perfdata}->threshold_check(value => $self->{result_values}->{prct_used}, 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 Used: %s (%.2f%%) Free: %s (%.2f%%)",
$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) = @_;
$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} . '_used'};
$self->{result_values}->{free} = $self->{result_values}->{total} - $self->{result_values}->{used};
$self->{result_values}->{prct_free} = $self->{result_values}->{free} * 100 / $self->{result_values}->{total};
$self->{result_values}->{prct_used} = $self->{result_values}->{used} * 100 / $self->{result_values}->{total};
return 0;
}
sub new {
my ($class, %options) = @_;
my $self = $class->SUPER::new(package => __PACKAGE__, %options);
bless $self, $class;
$self->{version} = '1.0';
$options{options}->add_options(arguments =>
{
"filter-name:s" => { name => 'filter_name' },
});
foreach (keys %{$maps_counters}) {
my ($id, $name) = split /_/;
if (!defined($maps_counters->{$_}->{threshold}) || $maps_counters->{$_}->{threshold} != 0) {
$options{options}->add_options(arguments => {
'warning-' . $name . ':s' => { name => 'warning-' . $name },
'critical-' . $name . ':s' => { name => 'critical-' . $name },
});
}
$maps_counters->{$_}->{obj} = centreon::plugins::values->new(output => $self->{output}, perfdata => $self->{perfdata},
label => $name);
$maps_counters->{$_}->{obj}->set(%{$maps_counters->{$_}->{set}});
}
return $self;
}
sub check_options {
my ($self, %options) = @_;
$self->SUPER::init(%options);
foreach (keys %{$maps_counters}) {
$maps_counters->{$_}->{obj}->init(option_results => $self->{option_results});
}
}
sub run {
my ($self, %options) = @_;
$self->{snmp} = $options{snmp};
$self->manage_selection();
my $multiple = 1;
if (scalar(keys %{$self->{member_selected}}) == 1) {
$multiple = 0;
}
if ($multiple == 1) {
$self->{output}->output_add(severity => 'OK',
short_msg => 'All disk usages are ok');
}
foreach my $id (sort keys %{$self->{member_selected}}) {
my ($short_msg, $short_msg_append, $long_msg, $long_msg_append) = ('', '', '', '');
my @exits;
foreach (sort keys %{$maps_counters}) {
$maps_counters->{$_}->{obj}->set(instance => $id);
my ($value_check) = $maps_counters->{$_}->{obj}->execute(values => $self->{member_selected}->{$id});
if ($value_check != 0) {
$long_msg .= $long_msg_append . $maps_counters->{$_}->{obj}->output_error();
$long_msg_append = ', ';
next;
}
my $exit2 = $maps_counters->{$_}->{obj}->threshold_check();
push @exits, $exit2;
my $output = $maps_counters->{$_}->{obj}->output();
$long_msg .= $long_msg_append . $output;
$long_msg_append = ', ';
if (!$self->{output}->is_status(litteral => 1, value => $exit2, compare => 'ok')) {
$short_msg .= $short_msg_append . $output;
$short_msg_append = ', ';
}
$maps_counters->{$_}->{obj}->perfdata(extra_instance => $multiple);
}
$self->{output}->output_add(long_msg => "Disk '" . $self->{member_selected}->{$id}->{display} . "' $long_msg");
my $exit = $self->{output}->get_most_critical(status => [ @exits ]);
if (!$self->{output}->is_status(litteral => 1, value => $exit, compare => 'ok')) {
$self->{output}->output_add(severity => $exit,
short_msg => "Disk '" . $self->{member_selected}->{$id}->{display} . "' $short_msg"
);
}
if ($multiple == 0) {
$self->{output}->output_add(short_msg => "Disk '" . $self->{member_selected}->{$id}->{display} . "' $long_msg");
}
}
$self->{output}->display();
$self->{output}->exit();
}
my $mapping = {
eqlMemberTotalStorage => { oid => '.1.3.6.1.4.1.12740.2.1.10.1.1' }, # MB
eqlMemberUsedStorage => { oid => '.1.3.6.1.4.1.12740.2.1.10.1.2' }, # MB
eqlMemberSnapStorage => { oid => '.1.3.6.1.4.1.12740.2.1.10.1.3' }, # MB
eqlMemberReplStorage => { oid => '.1.3.6.1.4.1.12740.2.1.10.1.4' }, # MB
};
sub manage_selection {
my ($self, %options) = @_;
my $oid_eqlMemberName = '.1.3.6.1.4.1.12740.2.1.1.1.9';
my $oid_eqlMemberStorageEntry = '.1.3.6.1.4.1.12740.2.1.10.1';
$self->{member_selected} = {};
$self->{results} = $self->{snmp}->get_multiple_table(oids => [
{ oid => $oid_eqlMemberName },
{ oid => $oid_eqlMemberStorageEntry },
],
nothing_quit => 1);
foreach my $oid (keys %{$self->{results}->{$oid_eqlMemberStorageEntry}}) {
next if ($oid !~ /^$mapping->{eqlMemberTotalStorage}->{oid}\.(\d+\.\d+)/);
my $member_instance = $1;
next if (!defined($self->{results}->{$oid_eqlMemberName}->{$oid_eqlMemberName . '.' . $member_instance}));
my $member_name = $self->{results}->{$oid_eqlMemberName}->{$oid_eqlMemberName . '.' . $member_instance};
my $result = $self->{snmp}->map_instance(mapping => $mapping, results => $self->{results}->{$oid_eqlMemberStorageEntry}, instance => $member_instance);
if (defined($self->{option_results}->{filter_name}) && $self->{option_results}->{filter_name} ne '' &&
$member_name !~ /$self->{option_results}->{filter_name}/) {
$self->{output}->output_add(long_msg => "Skipping '" . $member_name . "': no matching filter.");
next;
}
$self->{member_selected}->{$member_name} = { display => $member_name,
total => $result->{eqlMemberTotalStorage} * 1024 * 1024,
used => $result->{eqlMemberUsedStorage} * 1024 * 1024,
snap => $result->{eqlMemberSnapStorage} * 1024 * 1024,
repl => $result->{eqlMemberReplStorage} * 1024 * 1024
};
}
if (scalar(keys %{$self->{member_selected}}) <= 0) {
$self->{output}->add_option_msg(short_msg => "No entry found.");
$self->{output}->option_exit();
}
}
1;
__END__
=head1 MODE
Check disk usages.
=over 8
=item B<--warning-*>
Threshold warning.
Can be: 'used' (%), 'snapshot' (B), 'replication' (B).
=item B<--critical-*>
Threshold critical.
Can be: 'used' (%), 'snapshot' (B), 'replication' (B).
=item B<--filter-name>
Filter disk name (can be a regexp).
=back
=cut