259 lines
12 KiB
Perl
259 lines
12 KiB
Perl
#
|
|
# Copyright 2020 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 os::linux::local::mode::loadaverage;
|
|
|
|
use base qw(centreon::plugins::mode);
|
|
|
|
use strict;
|
|
use warnings;
|
|
use centreon::plugins::misc;
|
|
|
|
sub new {
|
|
my ($class, %options) = @_;
|
|
my $self = $class->SUPER::new(package => __PACKAGE__, %options);
|
|
bless $self, $class;
|
|
|
|
$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 => 'tail' },
|
|
"command-path:s" => { name => 'command_path' },
|
|
"command-options:s" => { name => 'command_options', default => '-n +1 /proc/loadavg /proc/stat 2>&1' },
|
|
"warning:s" => { name => 'warning', default => '' },
|
|
"critical:s" => { name => 'critical', default => '' },
|
|
"average" => { name => 'average' },
|
|
});
|
|
return $self;
|
|
}
|
|
|
|
sub check_options {
|
|
my ($self, %options) = @_;
|
|
$self->SUPER::init(%options);
|
|
|
|
($self->{warn1}, $self->{warn5}, $self->{warn15}) = split /,/, $self->{option_results}->{warning};
|
|
($self->{crit1}, $self->{crit5}, $self->{crit15}) = split /,/, $self->{option_results}->{critical};
|
|
|
|
if (($self->{perfdata}->threshold_validate(label => 'warn1', value => $self->{warn1})) == 0) {
|
|
$self->{output}->add_option_msg(short_msg => "Wrong warning (1min) threshold '" . $self->{warn1} . "'.");
|
|
$self->{output}->option_exit();
|
|
}
|
|
if (($self->{perfdata}->threshold_validate(label => 'warn5', value => $self->{warn5})) == 0) {
|
|
$self->{output}->add_option_msg(short_msg => "Wrong warning (5min) threshold '" . $self->{warn5} . "'.");
|
|
$self->{output}->option_exit();
|
|
}
|
|
if (($self->{perfdata}->threshold_validate(label => 'warn15', value => $self->{warn15})) == 0) {
|
|
$self->{output}->add_option_msg(short_msg => "Wrong warning (15min) threshold '" . $self->{warn15} . "'.");
|
|
$self->{output}->option_exit();
|
|
}
|
|
if (($self->{perfdata}->threshold_validate(label => 'crit1', value => $self->{crit1})) == 0) {
|
|
$self->{output}->add_option_msg(short_msg => "Wrong critical (1min) threshold '" . $self->{crit1} . "'.");
|
|
$self->{output}->option_exit();
|
|
}
|
|
if (($self->{perfdata}->threshold_validate(label => 'crit5', value => $self->{crit5})) == 0) {
|
|
$self->{output}->add_option_msg(short_msg => "Wrong critical (5min) threshold '" . $self->{crit5} . "'.");
|
|
$self->{output}->option_exit();
|
|
}
|
|
if (($self->{perfdata}->threshold_validate(label => 'crit15', value => $self->{crit15})) == 0) {
|
|
$self->{output}->add_option_msg(short_msg => "Wrong critical (15min) threshold '" . $self->{crit15} . "'.");
|
|
$self->{output}->option_exit();
|
|
}
|
|
}
|
|
|
|
sub run {
|
|
my ($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 => $self->{option_results}->{command_options});
|
|
|
|
my ($load1m, $load5m, $load15m);
|
|
my ($msg, $cpu_load1, $cpu_load5, $cpu_load15);
|
|
|
|
if ($stdout =~ /\/proc\/loadavg.*?([0-9\.]+)\s+([0-9\.]+)\s+([0-9\.]+)/ms) {
|
|
($load1m, $load5m, $load15m) = ($1, $2, $3)
|
|
}
|
|
|
|
if (!defined($load1m) || !defined($load5m) || !defined($load15m)) {
|
|
$self->{output}->add_option_msg(short_msg => "Some informations missing.");
|
|
$self->{output}->option_exit();
|
|
}
|
|
|
|
if (defined($self->{option_results}->{average})) {
|
|
my $countCpu = 0;
|
|
|
|
$countCpu++ while ($stdout =~ /^cpu\d+/msg);
|
|
|
|
if ($countCpu == 0){
|
|
$self->{output}->output_add(severity => 'unknown',
|
|
short_msg => 'Unable to get number of CPUs');
|
|
$self->{output}->display();
|
|
$self->{output}->exit();
|
|
}
|
|
|
|
$cpu_load1 = sprintf("%0.2f", $load1m / $countCpu);
|
|
$cpu_load5 = sprintf("%0.2f", $load5m / $countCpu);
|
|
$cpu_load15 = sprintf("%0.2f", $load15m / $countCpu);
|
|
$msg = sprintf("Load average: %s [%s/%s CPUs], %s [%s/%s CPUs], %s [%s/%s CPUs]", $cpu_load1, $load1m, $countCpu,
|
|
$cpu_load5, $load5m, $countCpu,
|
|
$cpu_load15, $load15m, $countCpu);
|
|
$self->{output}->perfdata_add(label => 'avg_load1',
|
|
value => $cpu_load1,
|
|
warning => $self->{perfdata}->get_perfdata_for_output(label => 'warn1'),
|
|
critical => $self->{perfdata}->get_perfdata_for_output(label => 'crit1'),
|
|
min => 0);
|
|
$self->{output}->perfdata_add(label => 'avg_load5',
|
|
value => $cpu_load5,
|
|
warning => $self->{perfdata}->get_perfdata_for_output(label => 'warn5'),
|
|
critical => $self->{perfdata}->get_perfdata_for_output(label => 'crit5'),
|
|
min => 0);
|
|
$self->{output}->perfdata_add(label => 'avg_load15',
|
|
value => $cpu_load15,
|
|
warning => $self->{perfdata}->get_perfdata_for_output(label => 'warn15'),
|
|
critical => $self->{perfdata}->get_perfdata_for_output(label => 'crit15'),
|
|
min => 0);
|
|
$self->{output}->perfdata_add(label => 'load1',
|
|
value => $load1m,
|
|
warning => $self->{perfdata}->get_perfdata_for_output(label => 'warn1', op => '*', value => $countCpu),
|
|
critical => $self->{perfdata}->get_perfdata_for_output(label => 'crit1', op => '*', value => $countCpu),
|
|
min => 0);
|
|
$self->{output}->perfdata_add(label => 'load5',
|
|
value => $load5m,
|
|
warning => $self->{perfdata}->get_perfdata_for_output(label => 'warn5', op => '*', value => $countCpu),
|
|
critical => $self->{perfdata}->get_perfdata_for_output(label => 'crit5', op => '*', value => $countCpu),
|
|
min => 0);
|
|
$self->{output}->perfdata_add(label => 'load15',
|
|
value => $load15m,
|
|
warning => $self->{perfdata}->get_perfdata_for_output(label => 'warn15', op => '*', value => $countCpu),
|
|
critical => $self->{perfdata}->get_perfdata_for_output(label => 'crit15', op => '*', value => $countCpu),
|
|
min => 0);
|
|
} else {
|
|
$cpu_load1 = $load1m;
|
|
$cpu_load5 = $load5m;
|
|
$cpu_load15 = $load15m;
|
|
|
|
$msg = sprintf("Load average: %s, %s, %s", $cpu_load1, $cpu_load5, $cpu_load15);
|
|
$self->{output}->perfdata_add(label => 'load1',
|
|
value => $cpu_load1,
|
|
warning => $self->{perfdata}->get_perfdata_for_output(label => 'warn1'),
|
|
critical => $self->{perfdata}->get_perfdata_for_output(label => 'crit1'),
|
|
min => 0);
|
|
$self->{output}->perfdata_add(label => 'load5',
|
|
value => $cpu_load5,
|
|
warning => $self->{perfdata}->get_perfdata_for_output(label => 'warn5'),
|
|
critical => $self->{perfdata}->get_perfdata_for_output(label => 'crit5'),
|
|
min => 0);
|
|
$self->{output}->perfdata_add(label => 'load15',
|
|
value => $cpu_load15,
|
|
warning => $self->{perfdata}->get_perfdata_for_output(label => 'warn15'),
|
|
critical => $self->{perfdata}->get_perfdata_for_output(label => 'crit15'),
|
|
min => 0);
|
|
}
|
|
|
|
my $exit1 = $self->{perfdata}->threshold_check(value => $cpu_load1,
|
|
threshold => [ { label => 'crit1', 'exit_litteral' => 'critical' }, { label => 'warn1', exit_litteral => 'warning' } ]);
|
|
my $exit2 = $self->{perfdata}->threshold_check(value => $cpu_load5,
|
|
threshold => [ { label => 'crit5', 'exit_litteral' => 'critical' }, { label => 'warn5', exit_litteral => 'warning' } ]);
|
|
my $exit3 = $self->{perfdata}->threshold_check(value => $cpu_load15,
|
|
threshold => [ { label => 'crit15', 'exit_litteral' => 'critical' }, { label => 'warn15', exit_litteral => 'warning' } ]);
|
|
my $exit = $self->{output}->get_most_critical(status => [ $exit1, $exit2, $exit3 ]);
|
|
$self->{output}->output_add(severity => $exit,
|
|
short_msg => $msg);
|
|
|
|
$self->{output}->display();
|
|
$self->{output}->exit();
|
|
}
|
|
|
|
1;
|
|
|
|
__END__
|
|
|
|
=head1 MODE
|
|
|
|
Check system load-average. (need '/proc/loadavg' file).
|
|
|
|
=over 8
|
|
|
|
=item B<--warning>
|
|
|
|
Threshold warning (1min,5min,15min).
|
|
|
|
=item B<--critical>
|
|
|
|
Threshold critical (1min,5min,15min).
|
|
|
|
=item B<--average>
|
|
|
|
Load average for the number of CPUs.
|
|
|
|
=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: '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/loadavg /proc/stat 2>&1').
|
|
|
|
=back
|
|
|
|
=cut
|