update diskio modes

This commit is contained in:
garnier-quentin 2019-10-11 10:19:32 +02:00
parent 3b435ca5e7
commit bdfff89f5f
2 changed files with 174 additions and 236 deletions

View File

@ -20,80 +20,151 @@
package os::linux::local::mode::diskio;
use base qw(centreon::plugins::mode);
use base qw(centreon::plugins::templates::counter);
use strict;
use warnings;
use centreon::plugins::misc;
use centreon::plugins::statefile;
use Digest::MD5 qw(md5_hex);
sub custom_usage_calc {
my ($self, %options) = @_;
$self->{result_values}->{display} = $options{new_datas}->{$self->{instance} . '_display'};
$self->{result_values}->{usage_persecond} = ($options{new_datas}->{$self->{instance} . '_' . $options{extra_options}->{label_ref} . '_sectors'} - $options{old_datas}->{$self->{instance} . '_' . $options{extra_options}->{label_ref} . '_sectors'})
* $self->{instance_mode}->{option_results}->{bytes_per_sector} / $options{delta_time};
return 0;
}
sub custom_utils_calc {
my ($self, %options) = @_;
$self->{result_values}->{display} = $options{new_datas}->{$self->{instance} . '_display'};
my $delta_ms =
$self->{instance_mode}->{option_results}->{interrupt_frequency} *
(
($options{new_datas}->{$self->{instance} . '_cpu_idle'} - $options{old_datas}->{$self->{instance} . '_cpu_idle'}) +
($options{new_datas}->{$self->{instance} . '_cpu_user'} - $options{old_datas}->{$self->{instance} . '_cpu_user'}) +
($options{new_datas}->{$self->{instance} . '_cpu_iowait'} - $options{old_datas}->{$self->{instance} . '_cpu_iowait'}) +
($options{new_datas}->{$self->{instance} . '_cpu_system'} - $options{old_datas}->{$self->{instance} . '_cpu_system'})
)
/ $options{new_datas}->{$self->{instance} . '_cpu_total'} / 100;
$self->{result_values}->{utils} = 100 * ($options{new_datas}->{$self->{instance} . '_ticks'} - $options{old_datas}->{$self->{instance} . '_ticks'}) / $delta_ms;
$self->{result_values}->{utils} = 100 if ($self->{result_values}->{utils} > 100);
return 0;
}
sub set_counters {
my ($self, %options) = @_;
$self->{maps_counters_type} = [
{ name => 'device', type => 1, cb_prefix_output => 'prefix_device_output', message_multiple => 'All devices are ok', skipped_code => { -10 => 1 } }
];
$self->{maps_counters}->{device} = [
{ label => 'read-usage', nlabel => 'device.io.read.usage.bytespersecond', set => {
key_values => [ { name => 'read_sectors', diff => 1 }, { name => 'display' } ],
closure_custom_calc => $self->can('custom_usage_calc'), closure_custom_calc_extra_options => { label_ref => 'read' },
output_template => 'read I/O : %s %s/s',
output_change_bytes => 1, per_second => 1,
output_use => 'usage_persecond', threshold_use => 'usage_persecond',
perfdatas => [
{ label => 'readio', value => 'usage_persecond', template => '%d',
unit => 'B/s', min => 0, label_extra_instance => 1, instance_use => 'display' },
],
}
},
{ label => 'write-usage', nlabel => 'device.io.write.usage.bytespersecond', set => {
key_values => [ { name => 'write_sectors', diff => 1 }, { name => 'display' } ],
closure_custom_calc => $self->can('custom_usage_calc'), closure_custom_calc_extra_options => { label_ref => 'write' },
output_template => 'write I/O : %s %s/s',
output_change_bytes => 1, per_second => 1,
output_use => 'usage_persecond', threshold_use => 'usage_persecond',
perfdatas => [
{ label => 'writeio', value => 'usage_persecond', template => '%d',
unit => 'B/s', min => 0, label_extra_instance => 1, instance_use => 'display' },
],
}
},
{ label => 'read-time', nlabel => 'device.io.read.time.milliseconds', set => {
key_values => [ { name => 'read_ms', diff => 1 }, { name => 'display' } ],
output_template => 'read time : %.2f ms',
perfdatas => [
{ label => 'readtime', value => 'read_ms_absolute', template => '%.2f',
unit => 'ms', min => 0, label_extra_instance => 1, instance_use => 'display_absolute' },
],
}
},
{ label => 'write-time', nlabel => 'device.io.write.time.milliseconds', set => {
key_values => [ { name => 'write_ms', diff => 1 }, { name => 'display' } ],
output_template => 'write time : %.2f ms',
perfdatas => [
{ label => 'writetime', value => 'write_ms_absolute', template => '%.2f',
unit => 'ms', min => 0, label_extra_instance => 1, instance_use => 'display_absolute' },
],
}
},
{ label => 'utils', nlabel => 'device.io.utils.percentage', set => {
key_values => [
{ name => 'cpu_total', diff => 1 },
{ name => 'cpu_iowait', diff => 1 },
{ name => 'cpu_user', diff => 1 },
{ name => 'cpu_system', diff => 1 },
{ name => 'cpu_idle', diff => 1 },
{ name => 'ticks', diff => 1 },
{ name => 'display' }
],
closure_custom_calc => $self->can('custom_utils_calc'),
per_second => 1,
output_template => '%%utils: %.2f %%',
output_use => 'utils', threshold_use => 'utils',
perfdatas => [
{ label => 'utils', value => 'utils', template => '%.2f',
unit => '%', min => 0, max => 100, label_extra_instance => 1, instance_use => 'display' },
],
}
},
];
}
sub prefix_device_output {
my ($self, %options) = @_;
return "Device '" . $options{instance_value}->{display} . "' ";
}
sub new {
my ($class, %options) = @_;
my $self = $class->SUPER::new(package => __PACKAGE__, %options);
my $self = $class->SUPER::new(package => __PACKAGE__, %options, statefile => 1);
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/stat /proc/diskstats 2>&1' },
"warning-bytes-read:s" => { name => 'warning_bytes_read' },
"critical-bytes-read:s" => { name => 'critical_bytes_read' },
"warning-bytes-write:s" => { name => 'warning_bytes_write' },
"critical-bytes-write:s" => { name => 'critical_bytes_write' },
"warning-utils:s" => { name => 'warning_utils' },
"critical-utils:s" => { name => 'critical_utils' },
"name:s" => { name => 'name' },
"regexp" => { name => 'use_regexp' },
"regexp-isensitive" => { name => 'use_regexpi' },
"interrupt-frequency:s" => { name => 'interrupt_frequency', default => 1000 },
"bytes_per_sector:s" => { name => 'bytes_per_sector', default => 512 },
"skip" => { name => 'skip', },
});
$self->{result} = { cpu => {}, total_cpu => 0, disks => {} };
$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/stat /proc/diskstats 2>&1' },
'name:s' => { name => 'name' },
'regexp' => { name => 'use_regexp' },
'regexp-isensitive' => { name => 'use_regexpi' },
'interrupt-frequency:s' => { name => 'interrupt_frequency', default => 1000 },
'bytes_per_sector:s' => { name => 'bytes_per_sector', default => 512 },
'skip' => { name => 'skip' },
});
$self->{hostname} = undef;
$self->{statefile_value} = centreon::plugins::statefile->new(%options);
return $self;
}
sub check_options {
my ($self, %options) = @_;
$self->SUPER::init(%options);
if (($self->{perfdata}->threshold_validate(label => 'warning-bytes-read', value => $self->{option_results}->{warning_bytes_read})) == 0) {
$self->{output}->add_option_msg(short_msg => "Wrong warning-bytes-read threshold '" . $self->{option_results}->{warning_bytes_read} . "'.");
$self->{output}->option_exit();
}
if (($self->{perfdata}->threshold_validate(label => 'critical-bytes-read', value => $self->{option_results}->{critical_bytes_read})) == 0) {
$self->{output}->add_option_msg(short_msg => "Wrong critical-bytes-read threshold '" . $self->{option_results}->{critical_bytes_read} . "'.");
$self->{output}->option_exit();
}
if (($self->{perfdata}->threshold_validate(label => 'warning-bytes-write', value => $self->{option_results}->{warning_bytes_write})) == 0) {
$self->{output}->add_option_msg(short_msg => "Wrong warning-bytes-write threshold '" . $self->{option_results}->{warning_bytes_write} . "'.");
$self->{output}->option_exit();
}
if (($self->{perfdata}->threshold_validate(label => 'critical-bytes-write', value => $self->{option_results}->{critical_bytes_write})) == 0) {
$self->{output}->add_option_msg(short_msg => "Wrong critical-bytes-write threshold '" . $self->{option_results}->{critical_bytes_writes} . "'.");
$self->{output}->option_exit();
}
if (($self->{perfdata}->threshold_validate(label => 'warning-utils', value => $self->{option_results}->{warning_utils})) == 0) {
$self->{output}->add_option_msg(short_msg => "Wrong warning-utils threshold '" . $self->{option_results}->{warning_utils} . "'.");
$self->{output}->option_exit();
}
if (($self->{perfdata}->threshold_validate(label => 'critical-utils', value => $self->{option_results}->{critical_utils})) == 0) {
$self->{output}->add_option_msg(short_msg => "Wrong critical-utils threshold '" . $self->{option_results}->{critical_utils} . "'.");
$self->{output}->option_exit();
}
$self->SUPER::check_options(%options);
$self->{statefile_value}->check_options(%options);
$self->{hostname} = $self->{option_results}->{hostname};
if (!defined($self->{hostname})) {
$self->{hostname} = 'me';
@ -103,28 +174,28 @@ sub check_options {
sub manage_selection {
my ($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});
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}
);
$stdout =~ /\/proc\/stat(.*)\/proc\/diskstats(.*)/msg;
$stdout =~ /\/proc\/stat(.*)\/proc\/diskstats.*?\n(.*)/msg;
my ($cpu_parts, $disk_parts) = ($1, $2);
# Manage CPU Parts
$cpu_parts =~ /^cpu\s+(\d+)\s+(\d+)\s+(\d+)\s+(\d+)\s+(\d+)/ms;
$self->{result}->{cpu}->{idle} = $4;
$self->{result}->{cpu}->{system} = $3;
$self->{result}->{cpu}->{user} = $1;
$self->{result}->{cpu}->{iowait} = $5;
my ($cpu_idle, $cpu_system, $cpu_user, $cpu_iowait) = ($4, $3, $1, $5);
my $cpu_total = 0;
while ($cpu_parts =~ /^cpu(\d+)/msg) {
$self->{result}->{total_cpu}++;
$cpu_total++;
}
# Manage Disk Parts
$self->{device} = {};
while ($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) {
my ($partition_name, $read_sector, $write_sector, $read_ms, $write_ms, $ms_ticks) = ($3, $6, $10, $7, $11, $13);
@ -136,149 +207,35 @@ sub manage_selection {
&& $partition_name ne $self->{option_results}->{name});
if (defined($self->{option_results}->{skip}) && $read_sector == 0 && $write_sector == 0) {
$self->{output}->output_add(long_msg => "Skipping partition '" . $partition_name . "': no read/write IO.");
$self->{output}->output_add(long_msg => "skipping device '" . $partition_name . "': no read/write IO.", debug => 1);
next;
}
$self->{result}->{disks}->{$partition_name} = { read_sectors => $read_sector, write_sectors => $write_sector,
read_ms => $read_ms, write_ms => $write_ms, ticks => $ms_ticks};
$self->{device}->{$partition_name} = {
display => $partition_name,
read_sectors => $read_sector,
write_sectors => $write_sector,
read_ms => $read_ms,
write_ms => $write_ms,
ticks => $ms_ticks,
cpu_total => $cpu_total,
cpu_system => $cpu_system,
cpu_idle => $cpu_idle,
cpu_user => $cpu_user,
cpu_iowait => $cpu_iowait,
};
}
if (scalar(keys %{$self->{result}->{disks}}) <= 0) {
if (scalar(keys %{$self->{device}}) <= 0) {
if (defined($self->{option_results}->{name})) {
$self->{output}->add_option_msg(short_msg => "No partition found for name '" . $self->{option_results}->{name} . "'.");
$self->{output}->add_option_msg(short_msg => "No device found for name '" . $self->{option_results}->{name} . "'.");
} else {
$self->{output}->add_option_msg(short_msg => "No partition found.");
$self->{output}->add_option_msg(short_msg => "No device 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 partitions are ok.');
}
foreach my $name (sort(keys %{$self->{result}->{disks}})) {
my $old_datas = {};
my $next = 0;
foreach (keys %{$self->{result}->{disks}->{$name}}) {
$new_datas->{$_ . '_' . $name} = $self->{result}->{disks}->{$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
$old_datas->{$_ . '_' . $name} = 0;
}
}
foreach (keys %{$self->{result}->{cpu}}) {
$new_datas->{'cpu_' . $_} = $self->{result}->{cpu}->{$_};
$old_datas->{'cpu_' . $_} = $self->{statefile_value}->get(name => 'cpu_' . $_);
if (!defined($old_datas->{'cpu_' . $_})) {
$next = 1;
} elsif ($new_datas->{'cpu_' . $_} < $old_datas->{'cpu_' . $_}) {
# We set 0. has reboot
$old_datas->{'cpu_' . $_} = 0;
}
}
if (!defined($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;
}
############
# Do calc
my $read_bytes_per_seconds = ($new_datas->{'read_sectors_' . $name} - $old_datas->{'read_sectors_' . $name}) * $self->{option_results}->{bytes_per_sector} / $time_delta;
my $write_bytes_per_seconds = ($new_datas->{'write_sectors_' . $name} - $old_datas->{'write_sectors_' . $name}) * $self->{option_results}->{bytes_per_sector} / $time_delta;
my $read_ms = $new_datas->{'read_ms_' . $name} - $old_datas->{'read_ms_' . $name};
my $write_ms = $new_datas->{'write_ms_' . $name} - $old_datas->{'write_ms_' . $name};
my $delta_ms = $self->{option_results}->{interrupt_frequency} * (($new_datas->{cpu_idle} + $new_datas->{cpu_iowait} + $new_datas->{cpu_user} + $new_datas->{cpu_system})
-
($old_datas->{cpu_idle} + $old_datas->{cpu_iowait} + $old_datas->{cpu_user} + $old_datas->{cpu_system}))
/ $self->{result}->{total_cpu} / 100;
my $utils = 100 * ($new_datas->{'ticks_' . $name} - $old_datas->{'ticks_' . $name}) / $delta_ms;
if ($utils > 100) {
$utils = 100;
}
###########
# Manage Output
###########
my $exit1 = $self->{perfdata}->threshold_check(value => $read_bytes_per_seconds, threshold => [ { label => 'critical-bytes-read', 'exit_litteral' => 'critical' }, { label => 'warning-bytes-read', exit_litteral => 'warning' } ]);
my $exit2 = $self->{perfdata}->threshold_check(value => $write_bytes_per_seconds, threshold => [ { label => 'critical-bytes-write', 'exit_litteral' => 'critical' }, { label => 'warning-bytes-write', exit_litteral => 'warning' } ]);
my $exit3 = $self->{perfdata}->threshold_check(value => $utils, threshold => [ { label => 'critical-utils', 'exit_litteral' => 'critical' }, { label => 'warning-utils', exit_litteral => 'warning' } ]);
my $exit = $self->{output}->get_most_critical(status => [ $exit1, $exit2, $exit3 ]);
my ($read_value, $read_unit) = $self->{perfdata}->change_bytes(value => $read_bytes_per_seconds);
my ($write_value, $write_unit) = $self->{perfdata}->change_bytes(value => $write_bytes_per_seconds);
$self->{output}->output_add(long_msg => sprintf("Partition '%s' Read I/O : %s/s, Write I/O : %s/s, Write Time : %s ms, Read Time : %s ms, %%Utils: %.2f %%", $name,
$read_value . $read_unit,
$write_value . $write_unit,
$read_ms, $write_ms, $utils
));
if (!$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 => sprintf("Partition '%s' Read I/O : %s/s, Write I/O : %s/s, Write Time : %s ms, Read Time : %s ms, %%Utils: %.2f %%", $name,
$read_value . $read_unit,
$write_value . $write_unit,
$read_ms, $write_ms, $utils
));
}
my $extra_label = '';
$extra_label = '_' . $name if (!defined($self->{option_results}->{name}) || defined($self->{option_results}->{use_regexp}));
$self->{output}->perfdata_add(label => 'readio' . $extra_label, unit => 'B/s',
value => sprintf("%.2f", $read_bytes_per_seconds),
warning => $self->{perfdata}->get_perfdata_for_output(label => 'warning-bytes-read'),
critical => $self->{perfdata}->get_perfdata_for_output(label => 'critical-bytes-read'),
min => 0);
$self->{output}->perfdata_add(label => 'writeio' . $extra_label, unit => 'B/s',
value => sprintf("%.2f", $write_bytes_per_seconds),
warning => $self->{perfdata}->get_perfdata_for_output(label => 'warning-bytes-write'),
critical => $self->{perfdata}->get_perfdata_for_output(label => 'critical-bytes-write'),
min => 0);
$self->{output}->perfdata_add(label => 'readtime' . $extra_label, unit => 'ms',
value => $read_ms,
min => 0);
$self->{output}->perfdata_add(label => 'writetime' . $extra_label, unit => 'ms',
value => $write_ms,
min => 0);
$self->{output}->perfdata_add(label => 'utils' . $extra_label, unit => '%',
value => sprintf("%.2f", $utils),
warning => $self->{perfdata}->get_perfdata_for_output(label => 'warning-utils'),
critical => $self->{perfdata}->get_perfdata_for_output(label => 'critical-util'),
min => 0, max => 100);
}
$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();
$self->{cache_name} = 'cache_linux_local_' . $self->{hostname} . '_' . $self->{mode} . '_' . (defined($self->{option_results}->{name}) ? md5_hex($self->{option_results}->{name}) : md5_hex('all'))
}
1;
@ -333,29 +290,11 @@ Command path (Default: none).
Command options (Default: '-n +1 /proc/stat /proc/diskstats 2>&1').
=item B<--warning-bytes-read>
=item B<--warning-*> B<--critical-*>
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.
Thresholds.
Can be: 'read-usage', 'write-usage', 'read-time', 'write-time',
'utils'.
=item B<--name>
@ -383,4 +322,4 @@ Skip partitions with 0 sectors read/write.
=back
=cut
=cut

View File

@ -150,14 +150,13 @@ sub new {
my $self = $class->SUPER::new(package => __PACKAGE__, %options, statefile => 1);
bless $self, $class;
$options{options}->add_options(arguments =>
{
"name" => { name => 'use_name' },
"device:s" => { name => 'device' },
"regexp" => { name => 'use_regexp' },
"regexp-isensitive" => { name => 'use_regexpi' },
});
$options{options}->add_options(arguments => {
'name' => { name => 'use_name' },
'device:s' => { name => 'device' },
'regexp' => { name => 'use_regexp' },
'regexp-isensitive' => { name => 'use_regexpi' },
});
return $self;
}