Quentin Garnier
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################################################################################
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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::diskio;
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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 => 'tail' },
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"command-path:s" => { name => 'command_path', },
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"command-options:s" => { name => 'command_options', default => '-n +1 /proc/stat /proc/diskstats 2>&1' },
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"warning-bytes-read:s" => { name => 'warning_bytes_read' },
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"critical-bytes-read:s" => { name => 'critical_bytes_read' },
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"warning-bytes-write:s" => { name => 'warning_bytes_write' },
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"critical-bytes-write:s" => { name => 'critical_bytes_write' },
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"warning-utils:s" => { name => 'warning_utils' },
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"critical-utils:s" => { name => 'critical_utils' },
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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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"interrupt-frequency:s" => { name => 'interrupt_frequency', default => 1000 },
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"bytes_per_sector:s" => { name => 'bytes_per_sector', default => 512 },
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});
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$self->{result} = { cpu => {}, total_cpu => 0, disks => {} };
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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-bytes-read', value => $self->{option_results}->{warning_bytes_read})) == 0) {
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$self->{output}->add_option_msg(short_msg => "Wrong warning-bytes-read threshold '" . $self->{option_results}->{warning_bytes_read} . "'.");
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$self->{output}->option_exit();
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}
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if (($self->{perfdata}->threshold_validate(label => 'critical-bytes-read', value => $self->{option_results}->{critical_bytes_read})) == 0) {
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$self->{output}->add_option_msg(short_msg => "Wrong critical-bytes-read threshold '" . $self->{option_results}->{critical_bytes_read} . "'.");
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$self->{output}->option_exit();
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}
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if (($self->{perfdata}->threshold_validate(label => 'warning-bytes-write', value => $self->{option_results}->{warning_bytes_write})) == 0) {
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$self->{output}->add_option_msg(short_msg => "Wrong warning-bytes-write threshold '" . $self->{option_results}->{warning_bytes_write} . "'.");
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$self->{output}->option_exit();
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}
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if (($self->{perfdata}->threshold_validate(label => 'critical-bytes-write', value => $self->{option_results}->{critical_bytes_write})) == 0) {
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$self->{output}->add_option_msg(short_msg => "Wrong critical-bytes-write threshold '" . $self->{option_results}->{critical_bytes_writes} . "'.");
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$self->{output}->option_exit();
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}
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if (($self->{perfdata}->threshold_validate(label => 'warning-utils', value => $self->{option_results}->{warning_utils})) == 0) {
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$self->{output}->add_option_msg(short_msg => "Wrong warning-utils threshold '" . $self->{option_results}->{warning_utils} . "'.");
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$self->{output}->option_exit();
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}
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if (($self->{perfdata}->threshold_validate(label => 'critical-utils', value => $self->{option_results}->{critical_utils})) == 0) {
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$self->{output}->add_option_msg(short_msg => "Wrong critical-utils threshold '" . $self->{option_results}->{critical_utils} . "'.");
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$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 => $self->{option_results}->{command_options});
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$stdout =~ /\/proc\/stat(.*)\/proc\/diskstats(.*)/msg;
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my ($cpu_parts, $disk_parts) = ($1, $2);
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# Manage CPU Parts
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$cpu_parts =~ /^cpu\s+(\d+)\s+(\d+)\s+(\d+)\s+(\d+)\s+(\d+)/ms;
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$self->{result}->{cpu}->{idle} = $4;
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$self->{result}->{cpu}->{system} = $3;
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$self->{result}->{cpu}->{user} = $1;
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$self->{result}->{cpu}->{iowait} = $5;
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while ($cpu_parts =~ /^cpu(\d+)/msg) {
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$self->{result}->{total_cpu}++;
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}
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# Manage Disk Parts
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while ($disk_parts =~ /^\s*(\S+)\s+(\S+)\s+(\S+)\s+(\S+)\s+(\S+)\s+(\S+)\s+(\S+)\s+(\S+)\s+(\S+)\s+(\S+)\s+(\S+)\s+(\S+)\s+(\S+)\s+(\S+)\s+/msg) {
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my ($partition_name, $read_sector, $write_sector, $read_ms, $write_ms, $ms_ticks) = ($3, $6, $10, $7, $11, $13);
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next if (defined($self->{option_results}->{name}) && defined($self->{option_results}->{use_regexp}) && defined($self->{option_results}->{use_regexpi})
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&& $partition_name !~ /$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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&& $partition_name !~ /$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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&& $partition_name ne $self->{option_results}->{name});
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$self->{result}->{disks}->{$partition_name} = { read_sectors => $read_sector, write_sectors => $write_sector,
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read_ms => $read_ms, write_ms => $write_ms, ticks => $ms_ticks};
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}
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if (scalar(keys %{$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 partition found for name '" . $self->{option_results}->{name} . "'.");
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} else {
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$self->{output}->add_option_msg(short_msg => "No partition 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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$self->manage_selection();
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use Data::Dumper;
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print Data::Dumper::Dumper($self->{result});
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exit(1);
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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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$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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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, $exit2 ]);
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$in_prct = '-';
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$out_prct = '-';
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}
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###########
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# Manage Output
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###########
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my ($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 some disk io counters:
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read and writes bytes per seconds, milliseconds time spent reading and writing, %util (like iostat)
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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').
|
||||||
|
|
||||||
|
=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: 'tail').
|
||||||
|
Can be changed if you have output in a file.
|
||||||
|
|
||||||
|
=item B<--command-path>
|
||||||
|
|
||||||
|
Command path (Default: none).
|
||||||
|
|
||||||
|
=item B<--command-options>
|
||||||
|
|
||||||
|
Command options (Default: '-n +1 /proc/stat /proc/diskstats 2>&1').
|
||||||
|
|
||||||
|
=item B<--warning-bytes-read>
|
||||||
|
|
||||||
|
Threshold warning in bytes per seconds read.
|
||||||
|
|
||||||
|
=item B<--critical-bytes-read>
|
||||||
|
|
||||||
|
Threshold critical in bytes per seconds read.
|
||||||
|
|
||||||
|
=item B<--warning-bytes-write>
|
||||||
|
|
||||||
|
Threshold warning in bytes per seconds write.
|
||||||
|
|
||||||
|
=item B<--critical-bytes-write>
|
||||||
|
|
||||||
|
Threshold critical in bytes per seconds write.
|
||||||
|
|
||||||
|
=item B<--warning-utils>
|
||||||
|
|
||||||
|
Threshold warning in %utils.
|
||||||
|
|
||||||
|
=item B<--critical-utils>
|
||||||
|
|
||||||
|
Threshold critical in %utils.
|
||||||
|
|
||||||
|
=item B<--name>
|
||||||
|
|
||||||
|
Set the partition name (empty means 'check all partitions')
|
||||||
|
|
||||||
|
=item B<--regexp>
|
||||||
|
|
||||||
|
Allows to use regexp to filter partition name (with option --name).
|
||||||
|
|
||||||
|
=item B<--regexp-isensitive>
|
||||||
|
|
||||||
|
Allows to use regexp non case-sensitive (with --regexp).
|
||||||
|
|
||||||
|
=item B<--bytes-per-sector>
|
||||||
|
|
||||||
|
Bytes per sector (Default: 512)
|
||||||
|
|
||||||
|
=item B<--interrupt-frequency>
|
||||||
|
|
||||||
|
Linux Kernel Timer Interrupt Frequency (Default: 1000)
|
||||||
|
|
||||||
|
=back
|
||||||
|
|
||||||
|
=cut
|
||||||
|
|
@ -49,6 +49,7 @@ sub new {
|
||||||
%{$self->{modes}} = (
|
%{$self->{modes}} = (
|
||||||
'cpu' => 'os::linux::local::mode::cpu',
|
'cpu' => 'os::linux::local::mode::cpu',
|
||||||
'cmd-return' => 'os::linux::local::mode::cmdreturn',
|
'cmd-return' => 'os::linux::local::mode::cmdreturn',
|
||||||
|
'diskio' => 'os::linux::local::mode::diskio',
|
||||||
'files-size' => 'os::linux::local::mode::filessize',
|
'files-size' => 'os::linux::local::mode::filessize',
|
||||||
'files-date' => 'os::linux::local::mode::filesdate',
|
'files-date' => 'os::linux::local::mode::filesdate',
|
||||||
'inodes' => 'os::linux::local::mode::inodes',
|
'inodes' => 'os::linux::local::mode::inodes',
|
||||||
|
|
|
||||||
Loading…
Reference in New Issue