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centreon-plugins
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Refs #5501 

Change local cpu mode
This commit is contained in:
qgarnier 2014-04-28 19:54:00 +02:00
parent 4104ee0281
commit 166b7aeef4
2 changed files with 119 additions and 62 deletions
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174
os/linux/local/mode/cpu.pm
View File

@ -42,6 +42,19 @@ use warnings;
use centreon::plugins::misc;
use centreon::plugins::statefile;
my $maps = [
{ counter => 'user', output => 'User %.2f %%', position => 1 },
{ counter => 'nice', output => 'Nice %.2f %%', position => 2 },
{ counter => 'system', output => 'System %.2f %%', position => 3 },
{ counter => 'idle', output => 'Idle %.2f %%', position => 4 },
{ counter => 'wait', output => 'Wait %.2f %%', position => 5 },
{ counter => 'interrupt', output => 'Interrput %.2f %%', position => 6 },
{ counter => 'softirq', output => 'Soft Irq %.2f %%', position => 7 },
{ counter => 'steal', output => 'Steal %.2f %%', position => 8 },
{ counter => 'guest', output => 'Guest %.2f %%', position => 9 },
{ counter => 'guestnice', output => 'Guest Nice %.2f %%', position => 10 },
];
sub new {
my ($class, %options) = @_;
my $self = $class->SUPER::new(package => __PACKAGE__, %options);
@ -60,9 +73,14 @@ sub new {
"command:s" => { name => 'command', default => 'cat' },
"command-path:s" => { name => 'command_path' },
"command-options:s" => { name => 'command_options', default => '/proc/stat 2>&1' },
"warning:s" => { name => 'warning', },
"critical:s" => { name => 'critical', },
});
foreach (@{$maps}) {
$options{options}->add_options(arguments => {
'warning-' . $_->{counter} . ':s' => { name => 'warning_' . $_->{counter} },
'critical-' . $_->{counter} . ':s' => { name => 'critical_' . $_->{counter} },
});
}
$self->{statefile_cache} = centreon::plugins::statefile->new(%options);
$self->{hostname} = undef;
return $self;
@ -72,13 +90,15 @@ sub check_options {
my ($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} . "'.");
$self->{output}->option_exit();
foreach (@{$maps}) {
if (($self->{perfdata}->threshold_validate(label => 'warning-' . $_->{counter}, value => $self->{option_results}->{'warning_' . $_->{counter}})) == 0) {
$self->{output}->add_option_msg(short_msg => "Wrong warning-" . $_->{counter} . " threshold '" . $self->{option_results}->{'warning_' . $_->{counter}} . "'.");
$self->{output}->option_exit();
}
if (($self->{perfdata}->threshold_validate(label => 'critical-' . $_->{counter}, value => $self->{option_results}->{'critical_' . $_->{counter}})) == 0) {
$self->{output}->add_option_msg(short_msg => "Wrong critical-" . $_->{counter} . " threshold '" . $self->{option_results}->{'critical_' . $_->{counter}} . "'.");
$self->{output}->option_exit();
}
}
$self->{statefile_cache}->check_options(%options);
@ -98,63 +118,98 @@ sub run {
command_path => $self->{option_results}->{command_path},
command_options => $self->{option_results}->{command_options});
$self->{statefile_cache}->read(statefile => 'cache_linux_local_' . $self->{hostname} . '_' . $self->{mode});
my $old_timestamp = $self->{statefile_cache}->get(name => 'last_timestamp');
my $datas = {};
$datas->{last_timestamp} = time();
# Manage values
my ($buffer_creation, $exit) = (0, 0);
my $save_datas = {};
my $new_datas = {};
my $old_datas = {};
foreach my $line (split(/\n/, $stdout)) {
next if ($line !~ /cpu(\d+)\s+/);
my $cpu_number = $1;
my @values = split /\s+/, $line;
foreach (@{$maps}) {
next if (!defined($values[$_->{position}]));
if (!defined($new_datas->{$cpu_number})) {
$new_datas->{$cpu_number} = { total => 0 };
$old_datas->{$cpu_number} = { total => 0 };
}
$new_datas->{$cpu_number}->{$_->{counter}} = $values[$_->{position}];
$save_datas->{'cpu' . $cpu_number . '_' . $_->{counter}} = $values[$_->{position}];
my $tmp_value = $self->{statefile_cache}->get(name => 'cpu' . $cpu_number . '_' . $_->{counter});
if (!defined($tmp_value)) {
$buffer_creation = 1;
next;
}
if ($new_datas->{$cpu_number}->{$_->{counter}} < $tmp_value) {
$buffer_creation = 1;
next;
}
$exit = 1;
$old_datas->{$cpu_number}->{$_->{counter}} = $tmp_value;
$new_datas->{$cpu_number}->{total} += $new_datas->{$cpu_number}->{$_->{counter}};
$old_datas->{$cpu_number}->{total} += $old_datas->{$cpu_number}->{$_->{counter}};
}
}
$self->{statefile_cache}->write(data => $save_datas);
if ($buffer_creation == 1) {
$self->{output}->output_add(severity => 'OK',
short_msg => "Buffer creation...");
if ($exit == 0) {
$self->{output}->display();
$self->{output}->exit();
}
}
$self->{output}->output_add(severity => 'OK',
short_msg => "CPUs usages are ok.");
foreach (split(/\n/, $stdout)) {
next if (!/cpu(\d+)\s+(\d+)\s+(\d+)\s+(\d+)\s+(\d+)\s+(\d+)/);
my $cpu_number = $1;
$datas->{'cpu_idle_' . $cpu_number} = $5;
$datas->{'cpu_system_' . $cpu_number} = $4;
$datas->{'cpu_user_' . $cpu_number} = $1;
$datas->{'cpu_iowait_' . $cpu_number} = $6;
if (!defined($old_timestamp)) {
next;
}
my $old_cpu_idle = $self->{statefile_cache}->get(name => 'cpu_idle_' . $cpu_number);
my $old_cpu_system = $self->{statefile_cache}->get(name => 'cpu_system_' . $cpu_number);
my $old_cpu_user = $self->{statefile_cache}->get(name => 'cpu_user_' . $cpu_number);
my $old_cpu_iowait = $self->{statefile_cache}->get(name => 'cpu_iowait_' . $cpu_number);
if (!defined($old_cpu_system) || !defined($old_cpu_idle) || !defined($old_cpu_user) || !defined($old_cpu_iowait)) {
next;
foreach my $cpu_number (sort keys(%$new_datas)) {
# In buffer creation. New cpu
next if (scalar(keys %{$old_datas->{$cpu_number}}) <= 1);
if ($new_datas->{$cpu_number}->{total} - $old_datas->{$cpu_number}->{total} == 0) {
$self->{output}->output_add(severity => 'OK',
short_msg => "Counter not moved. Have to wait.");
$self->{output}->display();
$self->{output}->exit();
}
if ($datas->{'cpu_idle_' . $cpu_number} < $old_cpu_idle) {
# We set 0. Has reboot.
$old_cpu_user = 0;
$old_cpu_idle = 0;
$old_cpu_system = 0;
$old_cpu_iowait = 0;
my @exits;
foreach (@{$maps}) {
next if (!defined($new_datas->{$cpu_number}->{$_->{counter}}));
my $value = (($new_datas->{$cpu_number}->{$_->{counter}} - $old_datas->{$cpu_number}->{$_->{counter}}) * 100) /
($new_datas->{$cpu_number}->{total} - $old_datas->{$cpu_number}->{total});
push @exits, $self->{perfdata}->threshold_check(value => $value, threshold => [ { label => 'critical-' . $_->{counter}, 'exit_litteral' => 'critical' }, { label => 'warning-' . $_->{counter}, 'exit_litteral' => 'warning' }]);
}
my $total_elapsed = ($datas->{'cpu_idle_' . $cpu_number} + $datas->{'cpu_user_' . $cpu_number} + $datas->{'cpu_system_' . $cpu_number} + $datas->{'cpu_iowait_' . $cpu_number}) - ($old_cpu_user + $old_cpu_idle + $old_cpu_system + $old_cpu_iowait);
my $idle_elapsed = $datas->{'cpu_idle_' . $cpu_number} - $old_cpu_idle;
my $cpu_ratio_usetime = 100 * $idle_elapsed / $total_elapsed;
$cpu_ratio_usetime = 100 - $cpu_ratio_usetime;
$exit = $self->{output}->get_most_critical(status => [ @exits ]);
my $str_output = "CPU '$cpu_number' Usage: ";
my $str_append = '';
foreach (@{$maps}) {
next if (!defined($new_datas->{$cpu_number}->{$_->{counter}}));
my $exit_code = $self->{perfdata}->threshold_check(value => $cpu_ratio_usetime,
threshold => [ { label => 'critical', 'exit_litteral' => 'critical' }, { label => 'warning', exit_litteral => 'warning' } ]);
my $value = (($new_datas->{$cpu_number}->{$_->{counter}} - $old_datas->{$cpu_number}->{$_->{counter}}) * 100) /
($new_datas->{$cpu_number}->{total} - $old_datas->{$cpu_number}->{total});
$str_output .= $str_append . sprintf($_->{output}, $value);
$str_append = ', ';
my $warning = $self->{perfdata}->get_perfdata_for_output(label => 'warning-' . $_->{counter});
my $critical = $self->{perfdata}->get_perfdata_for_output(label => 'critical-' . $_->{counter});
$self->{output}->output_add(long_msg => sprintf("CPU %d: %.2f%%", $cpu_number, $cpu_ratio_usetime));
if (!$self->{output}->is_status(litteral => 1, value => $exit_code, compare => 'ok')) {
$self->{output}->output_add(severity => $exit_code,
short_msg => sprintf("CPU %d: %.2f%%", $cpu_number, $cpu_ratio_usetime));
$self->{output}->perfdata_add(label => 'cpu' . $cpu_number . '_' . $_->{counter}, unit => '%',
value => sprintf("%.2f", $value),
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)) {
$self->{output}->output_add(severity => $exit,
short_msg => $str_output);
}
$self->{output}->perfdata_add(label => 'cpu_' . $cpu_number, unit => '%',
value => sprintf("%.2f", $cpu_ratio_usetime),
warning => $self->{perfdata}->get_perfdata_for_output(label => 'warning'),
critical => $self->{perfdata}->get_perfdata_for_output(label => 'critical'),
min => 0, max => 100);
}
$self->{statefile_cache}->write(data => $datas);
if (!defined($old_timestamp)) {
$self->{output}->output_add(severity => 'OK',
short_msg => "Buffer creation...");
}
$self->{output}->display();
@ -167,17 +222,20 @@ __END__
=head1 MODE
Check system CPUs (need '/proc/stat' file).
Check average usage for each CPUs (need '/proc/stat' file)
(User, Nice, System, Idle, Wait, Interrupt, SoftIRQ, Steal, Guest, GuestNice)
=over 8
=item B<--warning>
=item B<--warning-*>
Threshold warning in percent.
Can be: 'user', 'nice', 'system', 'idle', 'wait', 'interrupt', 'softirq', 'steal', 'guest', 'guestnice'.
=item B<--critical>
=item B<--critical-*>
Threshold critical in percent.
Can be: 'user', 'nice', 'system', 'idle', 'wait', 'interrupt', 'softirq', 'steal', 'guest', 'guestnice'.
=item B<--remote>

1
snmp_standard/mode/diskusage.pm
View File

@ -113,7 +113,6 @@ sub run {
foreach (sort @{$self->{diskpath_id_selected}}) {
my $name_diskpath = $self->get_display_value(id => $_);
# in bytes hrStorageAllocationUnits
my $total_size = (($result->{$oid_dskTotalHigh . "." . $_} << 32) + $result->{$oid_dskTotalLow . "." . $_}) * 1024;
if (defined($self->{option_results}->{space_reservation})) {
$total_size = $total_size - ($self->{option_results}->{space_reservation} * $total_size / 100);