################################################################################ # Copyright 2005-2013 MERETHIS # Centreon is developped by : Julien Mathis and Romain Le Merlus under # GPL Licence 2.0. # # This program is free software; you can redistribute it and/or modify it under # the terms of the GNU General Public License as published by the Free Software # Foundation ; either version 2 of the License. # # This program is distributed in the hope that it will be useful, but WITHOUT ANY # WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A # PARTICULAR PURPOSE. See the GNU General Public License for more details. # # You should have received a copy of the GNU General Public License along with # this program; if not, see . # # Linking this program statically or dynamically with other modules is making a # combined work based on this program. Thus, the terms and conditions of the GNU # General Public License cover the whole combination. # # As a special exception, the copyright holders of this program give MERETHIS # permission to link this program with independent modules to produce an executable, # regardless of the license terms of these independent modules, and to copy and # distribute the resulting executable under terms of MERETHIS choice, provided that # MERETHIS also meet, for each linked independent module, the terms and conditions # of the license of that module. An independent module is a module which is not # derived from this program. If you modify this program, you may extend this # exception to your version of the program, but you are not obliged to do so. If you # do not wish to do so, delete this exception statement from your version. # # For more information : contact@centreon.com # Authors : Quentin Garnier # #################################################################################### package snmp_standard::mode::inodes; use base qw(centreon::plugins::mode); use strict; use warnings; use centreon::plugins::statefile; my $oid_dskPath = '.1.3.6.1.4.1.2021.9.1.2'; my $oid_dskPercentNode = '.1.3.6.1.4.1.2021.9.1.10'; sub new { my ($class, %options) = @_; my $self = $class->SUPER::new(package => __PACKAGE__, %options); bless $self, $class; $self->{version} = '1.0'; $options{options}->add_options(arguments => { "warning:s" => { name => 'warning' }, "critical:s" => { name => 'critical' }, "reload-cache-time:s" => { name => 'reload_cache_time', default => 180 }, "name" => { name => 'use_name' }, "diskpath:s" => { name => 'diskpath' }, "regexp" => { name => 'use_regexp' }, "regexp-isensitive" => { name => 'use_regexpi' }, "display-transform-src:s" => { name => 'display_transform_src' }, "display-transform-dst:s" => { name => 'display_transform_dst' }, "show-cache" => { name => 'show_cache' }, }); $self->{diskpath_id_selected} = []; $self->{statefile_cache} = centreon::plugins::statefile->new(%options); return $self; } sub check_options { my ($self, %options) = @_; $self->SUPER::init(%options); if (($self->{perfdata}->threshold_validate(label => 'warning', value => $self->{option_results}->{warning})) == 0) { $self->{output}->add_option_msg(short_msg => "Wrong warning threshold '" . $self->{option_results}->{warning} . "'."); $self->{output}->option_exit(); } if (($self->{perfdata}->threshold_validate(label => 'critical', value => $self->{option_results}->{critical})) == 0) { $self->{output}->add_option_msg(short_msg => "Wrong critical threshold '" . $self->{option_results}->{critical} . "'."); $self->{output}->option_exit(); } $self->{statefile_cache}->check_options(%options); } sub run { my ($self, %options) = @_; # $options{snmp} = snmp object $self->{snmp} = $options{snmp}; $self->{hostname} = $self->{snmp}->get_hostname(); $self->{snmp_port} = $self->{snmp}->get_port(); $self->manage_selection(); $self->{snmp}->load(oids => [$oid_dskPercentNode], instances => $self->{diskpath_id_selected}); my $result = $self->{snmp}->get_leef(nothing_quit => 1); if (!defined($self->{option_results}->{diskpath}) || defined($self->{option_results}->{use_regexp})) { $self->{output}->output_add(severity => 'OK', short_msg => 'All inode partitions are ok.'); } foreach (sort @{$self->{diskpath_id_selected}}) { my $name_diskpath = $self->get_display_value(id => $_); my $prct_used = $result->{$oid_dskPercentNode . '.' . $_}; my $prct_free = 100 - $prct_used; my $exit = $self->{perfdata}->threshold_check(value => $prct_used, threshold => [ { label => 'critical', 'exit_litteral' => 'critical' }, { label => 'warning', exit_litteral => 'warning' } ]); $self->{output}->output_add(long_msg => sprintf("Inodes partition '%s' Used: %s %% Free: %s %%", $name_diskpath, $prct_used, $prct_free)); if (!$self->{output}->is_status(value => $exit, compare => 'ok', litteral => 1) || (defined($self->{option_results}->{diskpath}) && !defined($self->{option_results}->{use_regexp}))) { $self->{output}->output_add(severity => $exit, short_msg => sprintf("Inodes partition '%s' Used: %s %% Free: %s %%", $name_diskpath, $prct_used, $prct_free)); } my $label = 'used'; my $extra_label = ''; $extra_label = '_' . $name_diskpath if (!defined($self->{option_results}->{diskpath}) || defined($self->{option_results}->{use_regexp})); $self->{output}->perfdata_add(label => $label . $extra_label, unit => '%', value => $prct_used, warning => $self->{perfdata}->get_perfdata_for_output(label => 'warning'), critical => $self->{perfdata}->get_perfdata_for_output(label => 'critical'), min => 0, max => 100); } $self->{output}->display(); $self->{output}->exit(); } sub reload_cache { my ($self) = @_; my $datas = {}; my $result = $self->{snmp}->get_table(oid => $oid_dskPath); $datas->{last_timestamp} = time(); $datas->{all_ids} = []; foreach my $key ($self->{snmp}->oid_lex_sort(keys %$result)) { next if ($key !~ /\.([0-9]+)$/); push @{$datas->{all_ids}}, $1; $datas->{'dskPath_' . $1} = $self->{output}->to_utf8($result->{$key}); } if (scalar(@{$datas->{all_ids}}) <= 0) { $self->{output}->add_option_msg(short_msg => "Can't construct cache..."); $self->{output}->option_exit(); } $self->{statefile_cache}->write(data => $datas); } sub manage_selection { my ($self, %options) = @_; # init cache file my $has_cache_file = $self->{statefile_cache}->read(statefile => 'cache_snmpstandard_' . $self->{hostname} . '_' . $self->{snmp_port} . '_' . $self->{mode}); if (defined($self->{option_results}->{show_cache})) { $self->{output}->add_option_msg(long_msg => $self->{statefile_cache}->get_string_content()); $self->{output}->option_exit(); } my $timestamp_cache = $self->{statefile_cache}->get(name => 'last_timestamp'); if ($has_cache_file == 0 || !defined($timestamp_cache) || ((time() - $timestamp_cache) > (($self->{option_results}->{reload_cache_time}) * 60))) { $self->reload_cache(); $self->{statefile_cache}->read(); } my $all_ids = $self->{statefile_cache}->get(name => 'all_ids'); if (!defined($self->{option_results}->{use_name}) && defined($self->{option_results}->{diskpath})) { # get by ID push @{$self->{diskpath_id_selected}}, $self->{option_results}->{diskpath}; my $name = $self->{statefile_cache}->get(name => 'dskPath_' . $self->{option_results}->{diskpath}); if (!defined($name)) { $self->{output}->add_option_msg(short_msg => "No disk path found for id '" . $self->{option_results}->{diskpath} . "'."); $self->{output}->option_exit(); } } else { foreach my $i (@{$all_ids}) { my $filter_name = $self->{statefile_cache}->get(name => 'dskPath_' . $i); next if (!defined($filter_name)); if (!defined($self->{option_results}->{diskpath})) { push @{$self->{diskpath_id_selected}}, $i; next; } if (defined($self->{option_results}->{use_regexp}) && defined($self->{option_results}->{use_regexpi}) && $filter_name =~ /$self->{option_results}->{diskpath}/i) { push @{$self->{diskpath_id_selected}}, $i; } if (defined($self->{option_results}->{use_regexp}) && !defined($self->{option_results}->{use_regexpi}) && $filter_name =~ /$self->{option_results}->{diskpath}/) { push @{$self->{diskpath_id_selected}}, $i; } if (!defined($self->{option_results}->{use_regexp}) && !defined($self->{option_results}->{use_regexpi}) && $filter_name eq $self->{option_results}->{diskpath}) { push @{$self->{diskpath_id_selected}}, $i; } } if (scalar(@{$self->{diskpath_id_selected}}) <= 0) { if (defined($self->{option_results}->{diskpath})) { $self->{output}->add_option_msg(short_msg => "No disk path found for name '" . $self->{option_results}->{diskpath} . "' (maybe you should reload cache file)."); } else { $self->{output}->add_option_msg(short_msg => "No disk path found (maybe you should reload cache file)."); } $self->{output}->option_exit(); } } } sub get_display_value { my ($self, %options) = @_; my $value = $self->{statefile_cache}->get(name => 'dskPath_' . $options{id}); if (defined($self->{option_results}->{display_transform_src})) { $self->{option_results}->{display_transform_dst} = '' if (!defined($self->{option_results}->{display_transform_dst})); eval "\$value =~ s{$self->{option_results}->{display_transform_src}}{$self->{option_results}->{display_transform_dst}}"; } return $value; } 1; __END__ =head1 MODE Check Inodes space usage on partitions. Need to enable "includeAllDisks 10%" on snmpd.conf. =over 8 =item B<--warning> Threshold warning in percent. =item B<--critical> Threshold critical in percent. =item B<--diskpath> Set the disk path (number expected) ex: 1, 2,... (empty means 'check all disks path'). =item B<--name> Allows to use disk path name with option --diskpath instead of disk path oid index. =item B<--regexp> Allows to use regexp to filter diskpath (with option --name). =item B<--regexp-isensitive> Allows to use regexp non case-sensitive (with --regexp). =item B<--reload-cache-time> Time in seconds before reloading cache file (default: 180). =item B<--display-transform-src> Regexp src to transform display value. (security risk!!!) =item B<--display-transform-dst> Regexp dst to transform display value. (security risk!!!) =item B<--show-cache> Display cache storage datas. =back =cut