391 lines
18 KiB
Perl
391 lines
18 KiB
Perl
################################################################################
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# Copyright 2005-2014 MERETHIS
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# Centreon is developped by : Julien Mathis and Romain Le Merlus under
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# GPL Licence 2.0.
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#
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# This program is free software; you can redistribute it and/or modify it under
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# the terms of the GNU General Public License as published by the Free Software
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# Foundation ; either version 2 of the License.
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#
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# This program is distributed in the hope that it will be useful, but WITHOUT ANY
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# WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A
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# PARTICULAR PURPOSE. See the GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License along with
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# this program; if not, see <http://www.gnu.org/licenses>.
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#
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# Linking this program statically or dynamically with other modules is making a
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# combined work based on this program. Thus, the terms and conditions of the GNU
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# General Public License cover the whole combination.
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#
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# As a special exception, the copyright holders of this program give MERETHIS
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# permission to link this program with independent modules to produce an executable,
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# regardless of the license terms of these independent modules, and to copy and
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# distribute the resulting executable under terms of MERETHIS choice, provided that
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# MERETHIS also meet, for each linked independent module, the terms and conditions
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# of the license of that module. An independent module is a module which is not
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# derived from this program. If you modify this program, you may extend this
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# exception to your version of the program, but you are not obliged to do so. If you
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# do not wish to do so, delete this exception statement from your version.
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#
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# For more information : contact@centreon.com
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# Authors : Quentin Garnier <qgarnier@merethis.com>
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#
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####################################################################################
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package os::linux::local::mode::traffic;
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use base qw(centreon::plugins::mode);
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use strict;
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use warnings;
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use centreon::plugins::misc;
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use centreon::plugins::statefile;
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use Digest::MD5 qw(md5_hex);
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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, $class;
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$self->{version} = '1.0';
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$options{options}->add_options(arguments =>
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{
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"hostname:s" => { name => 'hostname' },
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"remote" => { name => 'remote' },
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"ssh-option:s@" => { name => 'ssh_option' },
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"ssh-path:s" => { name => 'ssh_path' },
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"ssh-command:s" => { name => 'ssh_command', default => 'ssh' },
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"timeout:s" => { name => 'timeout', default => 30 },
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"sudo" => { name => 'sudo' },
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"command:s" => { name => 'command', default => 'ifconfig' },
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"command-path:s" => { name => 'command_path', default => '/sbin' },
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"command-options:s" => { name => 'command_options', default => '-a 2>&1' },
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"filter-state:s" => { name => 'filter_state', },
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"warning-in:s" => { name => 'warning_in' },
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"critical-in:s" => { name => 'critical_in' },
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"warning-out:s" => { name => 'warning_out' },
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"critical-out:s" => { name => 'critical_out' },
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"units:s" => { name => 'units', default => 'B' },
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"name:s" => { name => 'name' },
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"regexp" => { name => 'use_regexp' },
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"regexp-isensitive" => { name => 'use_regexpi' },
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"speed:s" => { name => 'speed' },
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"no-loopback" => { name => 'no_loopback', },
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"skip" => { name => 'skip' },
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});
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$self->{result} = {};
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$self->{hostname} = undef;
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$self->{statefile_value} = centreon::plugins::statefile->new(%options);
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return $self;
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}
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sub check_options {
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my ($self, %options) = @_;
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$self->SUPER::init(%options);
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if (($self->{perfdata}->threshold_validate(label => 'warning-in', value => $self->{option_results}->{warning_in})) == 0) {
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$self->{output}->add_option_msg(short_msg => "Wrong warning 'in' threshold '" . $self->{option_results}->{warning_in} . "'.");
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$self->{output}->option_exit();
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}
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if (($self->{perfdata}->threshold_validate(label => 'critical-in', value => $self->{option_results}->{critical_in})) == 0) {
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$self->{output}->add_option_msg(short_msg => "Wrong critical 'in' threshold '" . $self->{option_results}->{critical_in} . "'.");
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$self->{output}->option_exit();
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}
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if (($self->{perfdata}->threshold_validate(label => 'warning-out', value => $self->{option_results}->{warning_out})) == 0) {
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$self->{output}->add_option_msg(short_msg => "Wrong warning 'out' threshold '" . $self->{option_results}->{warning_out} . "'.");
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$self->{output}->option_exit();
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}
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if (($self->{perfdata}->threshold_validate(label => 'critical-out', value => $self->{option_results}->{critical_out})) == 0) {
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$self->{output}->add_option_msg(short_msg => "Wrong critical 'out' threshold '" . $self->{option_results}->{critical_out} . "'.");
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$self->{output}->option_exit();
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}
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if (defined($self->{option_results}->{speed}) && $self->{option_results}->{speed} ne '' && $self->{option_results}->{speed} !~ /^[0-9]+(\.[0-9]+){0,1}$/) {
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$self->{output}->add_option_msg(short_msg => "Speed must be a positive number '" . $self->{option_results}->{speed} . "' (can be a float also).");
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$self->{output}->option_exit();
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}
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if (defined($self->{option_results}->{units}) && $self->{option_results}->{units} eq '%' &&
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(!defined($self->{option_results}->{speed}) || $self->{option_results}->{speed} eq '')) {
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$self->{output}->add_option_msg(short_msg => "To use percent, you need to set --speed option.");
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$self->{output}->option_exit();
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}
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$self->{statefile_value}->check_options(%options);
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$self->{hostname} = $self->{option_results}->{hostname};
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if (!defined($self->{hostname})) {
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$self->{hostname} = 'me';
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}
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}
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sub manage_selection {
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my ($self, %options) = @_;
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my $stdout = centreon::plugins::misc::execute(output => $self->{output},
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options => $self->{option_results},
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sudo => $self->{option_results}->{sudo},
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command => $self->{option_results}->{command},
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command_path => $self->{option_results}->{command_path},
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command_options => $self->{option_results}->{command_options});
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while ($stdout =~ /^(\S+)(.*?)(\n\n|\n$)/msg) {
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my ($interface_name, $values) = ($1, $2);
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my $states = '';
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$states .= 'R' if ($values =~ /RUNNING/ms);
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$states .= 'U' if ($values =~ /UP/ms);
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next if (defined($self->{option_results}->{no_loopback}) && $values =~ /LOOPBACK/ms);
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next if (defined($self->{option_results}->{filter_state}) && $self->{option_results}->{filter_state} ne '' &&
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$states !~ /$self->{option_results}->{filter_state}/);
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next if (defined($self->{option_results}->{name}) && defined($self->{option_results}->{use_regexp}) && defined($self->{option_results}->{use_regexpi})
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&& $interface_name !~ /$self->{option_results}->{name}/i);
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next if (defined($self->{option_results}->{name}) && defined($self->{option_results}->{use_regexp}) && !defined($self->{option_results}->{use_regexpi})
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&& $interface_name !~ /$self->{option_results}->{name}/);
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next if (defined($self->{option_results}->{name}) && !defined($self->{option_results}->{use_regexp}) && !defined($self->{option_results}->{use_regexpi})
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&& $interface_name ne $self->{option_results}->{name});
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$values =~ /RX bytes:(\S+).*?TX bytes:(\S+)/msi;
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$self->{result}->{$interface_name} = {state => $states, in => $1, out => $2};
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}
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if (scalar(keys %{$self->{result}}) <= 0) {
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if (defined($self->{option_results}->{name})) {
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$self->{output}->add_option_msg(short_msg => "No interface found for name '" . $self->{option_results}->{name} . "'.");
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} else {
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$self->{output}->add_option_msg(short_msg => "No interface found.");
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}
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$self->{output}->option_exit();
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}
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}
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sub run {
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my ($self, %options) = @_;
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$self->manage_selection();
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my $new_datas = {};
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$self->{statefile_value}->read(statefile => "cache_linux_local_" . $self->{hostname} . '_' . $self->{mode} . '_' . (defined($self->{option_results}->{name}) ? md5_hex($self->{option_results}->{name}) : md5_hex('all')));
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$new_datas->{last_timestamp} = time();
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my $old_timestamp = $self->{statefile_value}->get(name => 'last_timestamp');
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if (!defined($self->{option_results}->{name}) || defined($self->{option_results}->{use_regexp})) {
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$self->{output}->output_add(severity => 'OK',
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short_msg => 'All traffic are ok.');
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}
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foreach my $name (sort(keys %{$self->{result}})) {
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if ($self->{result}->{$name}->{state} !~ /RU/) {
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if (!defined($self->{option_results}->{skip})) {
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$self->{output}->output_add(severity => 'CRITICAL',
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short_msg => "Interface '" . $name . "' is not up or/and running");
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} else {
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# Avoid getting "buffer creation..." alone
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if (defined($self->{option_results}->{name}) && !defined($self->{option_results}->{use_regexp})) {
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$self->{output}->output_add(severity => 'OK',
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short_msg => "Interface '" . $name . "' is not up or/and running (normal state)");
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}
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$self->{output}->output_add(long_msg => "Skip interface '" . $name . "': not up or/and running.");
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}
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next;
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}
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# Some interface are running but not have bytes in/out
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if (!defined($self->{result}->{$name}->{in})) {
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if (defined($self->{option_results}->{name}) && !defined($self->{option_results}->{use_regexp})) {
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$self->{output}->output_add(severity => 'OK',
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short_msg => "Interface '" . $name . "' is up and running but can't get traffic (no values)");
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}
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$self->{output}->output_add(long_msg => "Skip interface '" . $name . "': can't get traffic.");
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next;
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}
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$new_datas->{'in_' . $name} = $self->{result}->{$name}->{in} * 8;
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$new_datas->{'out_' . $name} = $self->{result}->{$name}->{out} * 8;
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my $old_in = $self->{statefile_value}->get(name => 'in_' . $name);
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my $old_out = $self->{statefile_value}->get(name => 'out_' . $name);
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if (!defined($old_timestamp) || !defined($old_in) || !defined($old_out)) {
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next;
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}
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if ($new_datas->{'in_' . $name} < $old_in) {
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# We set 0. Has reboot.
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$old_in = 0;
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}
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if ($new_datas->{'out_' . $name} < $old_out) {
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# We set 0. Has reboot.
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$old_out = 0;
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}
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my $time_delta = $new_datas->{last_timestamp} - $old_timestamp;
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if ($time_delta <= 0) {
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# At least one second. two fast calls ;)
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$time_delta = 1;
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}
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my $in_absolute_per_sec = ($new_datas->{'in_' . $name} - $old_in) / $time_delta;
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my $out_absolute_per_sec = ($new_datas->{'out_' . $name} - $old_out) / $time_delta;
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my ($exit, $interface_speed, $in_prct, $out_prct);
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if (defined($self->{option_results}->{speed}) && $self->{option_results}->{speed} ne '') {
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$interface_speed = $self->{option_results}->{speed} * 1000000;
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$in_prct = $in_absolute_per_sec * 100 / ($self->{option_results}->{speed} * 1000000);
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$out_prct = $out_absolute_per_sec * 100 / ($self->{option_results}->{speed} * 1000000);
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if ($self->{option_results}->{units} eq '%') {
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my $exit1 = $self->{perfdata}->threshold_check(value => $in_prct, threshold => [ { label => 'critical-in', 'exit_litteral' => 'critical' }, { label => 'warning-in', exit_litteral => 'warning' } ]);
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my $exit2 = $self->{perfdata}->threshold_check(value => $out_prct, threshold => [ { label => 'critical-out', 'exit_litteral' => 'critical' }, { label => 'warning-out', exit_litteral => 'warning' } ]);
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$exit = $self->{output}->get_most_critical(status => [ $exit1, $exit2 ]);
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}
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$in_prct = sprintf("%.2f", $in_prct);
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$out_prct = sprintf("%.2f", $out_prct);
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} else {
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$in_prct = '-';
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$out_prct = '-';
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}
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if ($self->{option_results}->{units} ne '%') {
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my $exit1 = $self->{perfdata}->threshold_check(value => $in_absolute_per_sec, threshold => [ { label => 'critical-in', 'exit_litteral' => 'critical' }, { label => 'warning-in', exit_litteral => 'warning' } ]);
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my $exit2 = $self->{perfdata}->threshold_check(value => $out_absolute_per_sec, threshold => [ { label => 'critical-out', 'exit_litteral' => 'critical' }, { label => 'warning-out', exit_litteral => 'warning' } ]);
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$exit = $self->{output}->get_most_critical(status => [ $exit1, $exit2 ]);
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}
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###########
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# Manage Output
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###########
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my ($in_value, $in_unit) = $self->{perfdata}->change_bytes(value => $in_absolute_per_sec, network => 1);
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my ($out_value, $out_unit) = $self->{perfdata}->change_bytes(value => $out_absolute_per_sec, network => 1);
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$self->{output}->output_add(long_msg => sprintf("Interface '%s' Traffic In : %s/s (%s %%), Out : %s/s (%s %%) ", $name,
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$in_value . $in_unit, $in_prct,
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$out_value . $out_unit, $out_prct));
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if (!$self->{output}->is_status(value => $exit, compare => 'ok', litteral => 1) || (defined($self->{option_results}->{name}) && !defined($self->{option_results}->{use_regexp}))) {
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$self->{output}->output_add(severity => $exit,
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short_msg => sprintf("Interface '%s' Traffic In : %s/s (%s %%), Out : %s/s (%s %%) ", $name,
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$in_value . $in_unit, $in_prct,
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$out_value . $out_unit, $out_prct));
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}
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my $extra_label = '';
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$extra_label = '_' . $name if (!defined($self->{option_results}->{name}) || defined($self->{option_results}->{use_regexp}));
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$self->{output}->perfdata_add(label => 'traffic_in' . $extra_label, unit => 'b/s',
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value => sprintf("%.2f", $in_absolute_per_sec),
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warning => $self->{perfdata}->get_perfdata_for_output(label => 'warning-in', total => $interface_speed),
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critical => $self->{perfdata}->get_perfdata_for_output(label => 'critical-in', total => $interface_speed),
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min => 0, max => $interface_speed);
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$self->{output}->perfdata_add(label => 'traffic_out' . $extra_label, unit => 'b/s',
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value => sprintf("%.2f", $out_absolute_per_sec),
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warning => $self->{perfdata}->get_perfdata_for_output(label => 'warning-out', total => $interface_speed),
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critical => $self->{perfdata}->get_perfdata_for_output(label => 'critical-out', total => $interface_speed),
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min => 0, max => $interface_speed);
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}
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$self->{statefile_value}->write(data => $new_datas);
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if (!defined($old_timestamp)) {
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$self->{output}->output_add(severity => 'OK',
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short_msg => "Buffer creation...");
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}
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$self->{output}->display();
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$self->{output}->exit();
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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 Traffic
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=over 8
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=item B<--remote>
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Execute command remotely in 'ssh'.
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=item B<--hostname>
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Hostname to query (need --remote).
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=item B<--ssh-option>
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Specify multiple options like the user (example: --ssh-option='-l=centreon-engine' --ssh-option='-p=52').
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=item B<--ssh-path>
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Specify ssh command path (default: none)
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=item B<--ssh-command>
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Specify ssh command (default: 'ssh'). Useful to use 'plink'.
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=item B<--timeout>
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Timeout in seconds for the command (Default: 30).
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=item B<--sudo>
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Use 'sudo' to execute the command.
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=item B<--command>
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Command to get information (Default: 'ifconfig').
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Can be changed if you have output in a file.
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=item B<--command-path>
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Command path (Default: '/sbin').
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=item B<--command-options>
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Command options (Default: '-a 2>&1').
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=item B<--warning-in>
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Threshold warning in percent for 'in' traffic.
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=item B<--critical-in>
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Threshold critical in percent for 'in' traffic.
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=item B<--warning-out>
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Threshold warning in percent for 'out' traffic.
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=item B<--critical-out>
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Threshold critical in percent for 'out' traffic.
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=item B<--units>
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Units of thresholds (Default: 'B') ('%', 'B').
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Percent can be used only if --speed is set.
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=item B<--name>
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Set the interface name (empty means 'check all interfaces')
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=item B<--regexp>
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Allows to use regexp to filter intefaces (with option --name).
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=item B<--regexp-isensitive>
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Allows to use regexp non case-sensitive (with --regexp).
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=item B<--filter-state>
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Filter interfaces type (regexp can be used).
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=item B<--skip>
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Skip errors on interface status (not up and running).
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=item B<--speed>
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Set interface speed (in Mb).
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=item B<--no-loopback>
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Don't display loopback interfaces.
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=back
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=cut |