diff --git a/os/linux/local/mode/packeterrors.pm b/os/linux/local/mode/packeterrors.pm new file mode 100644 index 000000000..763d691c6 --- /dev/null +++ b/os/linux/local/mode/packeterrors.pm @@ -0,0 +1,364 @@ +################################################################################ +# Copyright 2005-2014 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 os::linux::local::mode::packeterrors; + +use base qw(centreon::plugins::mode); + +use strict; +use warnings; +use centreon::plugins::misc; +use centreon::plugins::statefile; +use Digest::MD5 qw(md5_hex); + +my $maps_counters = { + packets_discard_in => { thresholds => { + warning_in_discard => { label => 'warning-in-discard', exit_value => 'warning' }, + critical_in_discard => { label => 'critical-in-discard', exit_value => 'critical' }, + }, + output_msg => 'In Discard : %.2f %% (%d)', + regexp => 'RX packets:\d+\s*?errors:\d+\s*?dropped:(\d+)', + total => 'total_in', + }, + packets_discard_out => { thresholds => { + warning_out_discard => { label => 'warning-out-discard', exit_value => 'warning' }, + critical_out_discard => { label => 'critical-out-discard', exit_value => 'critical' }, + }, + output_msg => 'Out Discard : %.2f %% (%d)', + regexp => 'TX packets:\d+\s*?errors:\d+\s*?dropped:(\d+)', + total => 'total_out', + }, + packets_error_in => { thresholds => { + warning_in_error => { label => 'warning-in-error', exit_value => 'warning' }, + critical_in_error => { label => 'critical-in-error', exit_value => 'critical' }, + }, + output_msg => 'In Error : %.2f %% (%d)', + regexp => 'RX packets:\d+\s*?errors:(\d+)', + total => 'total_in', + }, + packets_error_out => { thresholds => { + warning_out_error => { label => 'warning-out-error', exit_value => 'warning' }, + critical_out_error => { label => 'critical-out-error', exit_value => 'critical' }, + }, + output_msg => 'Out Error : %.2f %% (%d)', + regexp => 'TX packets:\d+\s*?errors:(\d+)', + total => 'total_out', + }, +}; + +sub new { + my ($class, %options) = @_; + my $self = $class->SUPER::new(package => __PACKAGE__, %options); + bless $self, $class; + + $self->{version} = '1.0'; + $options{options}->add_options(arguments => + { + "hostname:s" => { name => 'hostname' }, + "remote" => { name => 'remote' }, + "ssh-option:s@" => { name => 'ssh_option' }, + "ssh-path:s" => { name => 'ssh_path' }, + "ssh-command:s" => { name => 'ssh_command', default => 'ssh' }, + "timeout:s" => { name => 'timeout', default => 30 }, + "sudo" => { name => 'sudo' }, + "command:s" => { name => 'command', default => 'ifconfig' }, + "command-path:s" => { name => 'command_path', default => '/sbin' }, + "command-options:s" => { name => 'command_options', default => '-a 2>&1' }, + "filter-state:s" => { name => 'filter_state', default => 'RU' }, + "name:s" => { name => 'name' }, + "regexp" => { name => 'use_regexp' }, + "regexp-isensitive" => { name => 'use_regexpi' }, + "no-loopback" => { name => 'no_loopback', }, + }); + foreach (keys %{$maps_counters}) { + foreach my $name (keys %{$maps_counters->{$_}->{thresholds}}) { + $options{options}->add_options(arguments => { + $maps_counters->{$_}->{thresholds}->{$name}->{label} . ':s' => { name => $name }, + }); + } + } + + $self->{result} = {}; + $self->{hostname} = undef; + $self->{statefile_value} = centreon::plugins::statefile->new(%options); + return $self; +} + +sub check_options { + my ($self, %options) = @_; + $self->SUPER::init(%options); + + foreach (keys %{$maps_counters}) { + foreach my $name (keys %{$maps_counters->{$_}->{thresholds}}) { + if (($self->{perfdata}->threshold_validate(label => $maps_counters->{$_}->{thresholds}->{$name}->{label}, value => $self->{option_results}->{$name})) == 0) { + $self->{output}->add_option_msg(short_msg => "Wrong " . $maps_counters->{$_}->{thresholds}->{$name}->{label} . " threshold '" . $self->{option_results}->{$name} . "'."); + $self->{output}->option_exit(); + } + } + } + + $self->{statefile_value}->check_options(%options); + $self->{hostname} = $self->{option_results}->{hostname}; + if (!defined($self->{hostname})) { + $self->{hostname} = 'me'; + } +} + +sub manage_selection { + my ($self, %options) = @_; + + my $stdout = centreon::plugins::misc::execute(output => $self->{output}, + options => $self->{option_results}, + sudo => $self->{option_results}->{sudo}, + command => $self->{option_results}->{command}, + command_path => $self->{option_results}->{command_path}, + command_options => $self->{option_results}->{command_options}); + while ($stdout =~ /^(\S+)(.*?)(\n\n|\n$)/msg) { + my ($interface_name, $values) = ($1, $2); + my $states = ''; + $states .= 'R' if ($values =~ /RUNNING/ms); + $states .= 'U' if ($values =~ /UP/ms); + + next if (defined($self->{option_results}->{no_loopback}) && $values =~ /LOOPBACK/ms); + next if (defined($self->{option_results}->{filter_state}) && $self->{option_results}->{filter_state} ne '' && + $states !~ /$self->{option_results}->{filter_state}/); + + next if (defined($self->{option_results}->{name}) && defined($self->{option_results}->{use_regexp}) && defined($self->{option_results}->{use_regexpi}) + && $interface_name !~ /$self->{option_results}->{name}/i); + next if (defined($self->{option_results}->{name}) && defined($self->{option_results}->{use_regexp}) && !defined($self->{option_results}->{use_regexpi}) + && $interface_name !~ /$self->{option_results}->{name}/); + next if (defined($self->{option_results}->{name}) && !defined($self->{option_results}->{use_regexp}) && !defined($self->{option_results}->{use_regexpi}) + && $interface_name ne $self->{option_results}->{name}); + + $values =~ /RX packets:(\d+).*?TX packets:(\d+)/msi; + $self->{result}->{$interface_name} = {total_in => $1, total_out => $2}; + foreach (keys %{$maps_counters}) { + $values =~ /$maps_counters->{$_}->{regexp}/msi; + $self->{result}->{$interface_name}->{$_} = $1; + } + } + + if (scalar(keys %{$self->{result}}) <= 0) { + if (defined($self->{option_results}->{name})) { + $self->{output}->add_option_msg(short_msg => "No interface found for name '" . $self->{option_results}->{name} . "'."); + } else { + $self->{output}->add_option_msg(short_msg => "No interface found."); + } + $self->{output}->option_exit(); + } +} + +sub run { + my ($self, %options) = @_; + + $self->manage_selection(); + + my $new_datas = {}; + $self->{statefile_value}->read(statefile => "cache_linux_local_" . $self->{hostname} . '_' . $self->{mode} . '_' . (defined($self->{option_results}->{name}) ? md5_hex($self->{option_results}->{name}) : md5_hex('all'))); + $new_datas->{last_timestamp} = time(); + my $old_timestamp = $self->{statefile_value}->get(name => 'last_timestamp'); + + if (!defined($self->{option_results}->{name}) || defined($self->{option_results}->{use_regexp})) { + $self->{output}->output_add(severity => 'OK', + short_msg => 'All interfaces are ok.'); + } + + foreach my $name (sort(keys %{$self->{result}})) { + + my $old_datas = {}; + my $next = 0; + foreach (keys %{$self->{result}->{$name}}) { + $new_datas->{$_ . '_' . $name} = $self->{result}->{$name}->{$_}; + $old_datas->{$_ . '_' . $name} = $self->{statefile_value}->get(name => $_ . '_' . $name); + if (!defined($old_datas->{$_ . '_' . $name})) { + $next = 1; + } elsif ($new_datas->{$_ . '_' . $name} < $old_datas->{$_ . '_' . $name}) { + # We set 0. has reboot + $old_datas->{$_ . '_' . $name} = 0; + } + } + + if (!defined($old_timestamp) || $next == 1) { + next; + } + + my $time_delta = $new_datas->{last_timestamp} - $old_timestamp; + if ($time_delta <= 0) { + # At least one second. two fast calls ;) + $time_delta = 1; + } + + ############ + + my $error_values = {}; + foreach (keys %{$maps_counters}) { + $error_values->{$_} = {} if (!defined($error_values->{$_})); + my $total_packets = $new_datas->{$maps_counters->{$_}->{total} . '_' . $name} - $old_datas->{$maps_counters->{$_}->{total} . '_' . $name}; + $error_values->{$_}->{per_sec} = ($new_datas->{$_ . '_' . $name} - $old_datas->{$_ . '_' . $name}) / $time_delta; + $error_values->{$_}->{prct} = ($total_packets == 0) ? 0 : ($new_datas->{$_ . '_' . $name} - $old_datas->{$_ .'_' . $name}) * 100 / $total_packets; + } + + ########### + # Manage Output + ########### + my @exits; + foreach (keys %{$maps_counters}) { + foreach my $name (keys %{$maps_counters->{$_}->{thresholds}}) { + push @exits, $self->{perfdata}->threshold_check(value => $error_values->{$_}->{prct}, threshold => [ { label => $maps_counters->{$_}->{thresholds}->{$name}->{label}, 'exit_litteral' => $maps_counters->{$_}->{thresholds}->{$name}->{exit_value} }]); + } + } + + my $exit = $self->{output}->get_most_critical(status => [ @exits ]); + my $extra_label = ''; + $extra_label = '_' . $name if (!defined($self->{option_results}->{name}) || defined($self->{option_results}->{use_regexp})); + + my $str_output = "Interface '$name' Packets "; + my $str_append = ''; + foreach (keys %{$maps_counters}) { + $str_output .= $str_append . sprintf($maps_counters->{$_}->{output_msg}, $error_values->{$_}->{prct}, $new_datas->{$_ . '_' . $name} - $old_datas->{$_ . '_' . $name}); + $str_append = ', '; + my ($warning, $critical); + foreach my $name (keys %{$maps_counters->{$_}->{thresholds}}) { + $warning = $self->{perfdata}->get_perfdata_for_output(label => $maps_counters->{$_}->{thresholds}->{$name}->{label}) if ($maps_counters->{$_}->{thresholds}->{$name}->{exit_value} eq 'warning'); + $critical = $self->{perfdata}->get_perfdata_for_output(label => $maps_counters->{$_}->{thresholds}->{$name}->{label}) if ($maps_counters->{$_}->{thresholds}->{$name}->{exit_value} eq 'critical'); + } + + $self->{output}->perfdata_add(label => $_ . $extra_label, unit => '%', + value => sprintf("%.2f", $error_values->{$_}->{prct}), + warning => $warning, + critical => $critical, + min => 0, max => 100); + } + $self->{output}->output_add(long_msg => $str_output); + if (!$self->{output}->is_status(value => $exit, compare => 'ok', litteral => 1) || (defined($self->{option_results}->{name}) && !defined($self->{option_results}->{use_regexp}))) { + $self->{output}->output_add(severity => $exit, + short_msg => $str_output); + } + } + + $self->{statefile_value}->write(data => $new_datas); + if (!defined($old_timestamp)) { + $self->{output}->output_add(severity => 'OK', + short_msg => "Buffer creation..."); + } + + $self->{output}->display(); + $self->{output}->exit(); +} + +1; + +__END__ + +=head1 MODE + +Check storage usages. + +=over 8 + +=item B<--remote> + +Execute command remotely in 'ssh'. + +=item B<--hostname> + +Hostname to query (need --remote). + +=item B<--ssh-option> + +Specify multiple options like the user (example: --ssh-option='-l=centreon-engine' --ssh-option='-p=52'). + +=item B<--ssh-path> + +Specify ssh command path (default: none) + +=item B<--ssh-command> + +Specify ssh command (default: 'ssh'). Useful to use 'plink'. + +=item B<--timeout> + +Timeout in seconds for the command (Default: 30). + +=item B<--sudo> + +Use 'sudo' to execute the command. + +=item B<--command> + +Command to get information (Default: 'ifconfig'). +Can be changed if you have output in a file. + +=item B<--command-path> + +Command path (Default: '/sbin'). + +=item B<--command-options> + +Command options (Default: '-a 2>&1'). + +=item B<--warning-*> + +Threshold warning in percent of total packets. Can be: +in-error, out-error, in-discard, out-discard + +=item B<--critical-*> + +Threshold critical in percent of total packets. Can be: +in-error, out-error, in-discard, out-discard + +=item B<--name> + +Set the interface name (empty means 'check all interfaces') + +=item B<--regexp> + +Allows to use regexp to filter storage mount point (with option --name). + +=item B<--regexp-isensitive> + +Allows to use regexp non case-sensitive (with --regexp). + +=item B<--filter-state> + +Filter filesystem type (regexp can be used. Default: 'RU'). + +=item B<--no-loopback> + +Don't display loopback interfaces. + +=back + +=cut \ No newline at end of file diff --git a/os/linux/local/plugin.pm b/os/linux/local/plugin.pm index f52942c3a..3b2f4bc6f 100644 --- a/os/linux/local/plugin.pm +++ b/os/linux/local/plugin.pm @@ -56,6 +56,7 @@ sub new { 'list-storages' => 'os::linux::local::mode::liststorages', 'list-interfaces' => 'os::linux::local::mode::listinterfaces', 'memory' => 'os::linux::local::mode::memory', + 'packet-errors' => 'os::linux::local::mode::packeterrors', 'process' => 'os::linux::local::mode::process', 'storage' => 'os::linux::local::mode::storage', 'swap' => 'os::linux::local::mode::swap',