(plugin) apps::monitoring::nodeexporter - adding plugin to monitor host through node exporter metrics (#3767)

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lchrdn 2022-07-11 14:31:02 +02:00 committed by GitHub
parent 71075fb863
commit 1f14ea229b
8 changed files with 1221 additions and 0 deletions

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#
# Copyright 2022 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 apps::monitoring::nodeexporter::mode::cpu;
use base qw(centreon::plugins::templates::counter);
use strict;
use warnings;
use Digest::MD5 qw(md5_hex);
use centreon::plugins::statefile;
use centreon::common::monitoring::openmetrics::scrape;
sub custom_usage_calc {
my ($self, %options) = @_;
my $delta_total = $options{new_datas}->{$self->{instance} . '_' . $options{extra_options}->{label_ref}} - $options{old_datas}->{$self->{instance} . '_' . $options{extra_options}->{label_ref} };
$self->{result_values}->{used_delta} = 100 * $delta_total / $options{delta_time};
$self->{result_values}->{display} = $options{new_datas}->{$self->{instance} . '_display'};
return 0;
}
sub custom_usage_idle_calc {
my ($self, %options) = @_;
my $delta_total = $options{new_datas}->{node_cpu_avg_idle_avg} - $options{old_datas}->{node_cpu_avg_idle_avg};
$self->{result_values}->{idle_avg_delta} = 100 - ( 100 * $delta_total / $options{delta_time} );
return 0;
}
sub prefix_node_cpu_avg_output {
my ($self, %options) = @_;
return $self->{node_cpu_avg}->{count} . " CPU(s) average usage is ";
}
sub prefix_node_cpu_output {
my ($self, %options) = @_;
return "CPU '" . $options{instance_value}->{display} . "' ";
}
sub set_counters {
my ($self, %options) = @_;
$self->{maps_counters_type} = [
{ name => 'node_cpu_avg', type => 0, cb_prefix_output => 'prefix_node_cpu_avg_output' },
{ name => 'node_cpu', type => 1, cb_prefix_output => 'prefix_node_cpu_output', message_multiple => 'All CPU types are ok' }
];
$self->{maps_counters}->{node_cpu_avg} = [
{ label => 'average', nlabel => 'cpu.utilization.percentage', set => {
key_values => [ { name => 'idle_avg', diff => 1 } , { name => 'count'} ],
closure_custom_calc => $self->can('custom_usage_idle_calc'),
output_template => '%.2f %%',
output_template => 'average usage : %.2f %%', output_use => 'idle_avg_delta', threshold_use => 'idle_avg_delta',
perfdatas => [
{ label => 'average', value => 'idle_avg_delta', template => '%.2f',
min => 0, max => 100, unit => '%' },
],
}
},
];
$self->{maps_counters}->{node_cpu} = [
{
label => 'idle', nlabel => 'node.cpu.idle.utilization.percentage', set => {
key_values => [ { name => 'idle' , diff => 1 }, { name => 'display' } ],
closure_custom_calc => $self->can('custom_usage_calc'), closure_custom_calc_extra_options => { label_ref => 'idle' },
output_template => 'idle usage : %.2f %%', output_use => 'used_delta', threshold_use => 'used_delta',
perfdatas => [
{ label => 'node_cpu_seconds_total_idle', value => 'used_delta', template => '%.2f',
min => 0, max => 100, unit => '%', label_extra_instance => 1, instance_use => 'display' },
],
}
},
{
label => 'iowait', nlabel => 'node.cpu.iowait.utilization.percentage', set => {
key_values => [ { name => 'iowait', diff => 1 }, { name => 'display' } ],
closure_custom_calc => $self->can('custom_usage_calc'), closure_custom_calc_extra_options => { label_ref => 'iowait' },
output_template => 'iowait usage : %.2f %%', output_use => 'used_delta', threshold_use => 'used_delta',
perfdatas => [
{ label => 'node_cpu_seconds_total_iowait', value => 'used_delta', template => '%.2f',
min => 0, max => 100, unit => '%', label_extra_instance => 1, instance_use => 'display' },
],
}
},
{
label => 'irq', nlabel => 'node.cpu.irq.utilization.percentage', set => {
key_values => [ { name => 'irq', diff => 1 }, { name => 'display' } ],
closure_custom_calc => $self->can('custom_usage_calc'), closure_custom_calc_extra_options => { label_ref => 'irq' },
output_template => 'irq usage : %.2f %%', output_use => 'used_delta', threshold_use => 'used_delta',
perfdatas => [
{ label => 'node_cpu_seconds_total_irq', value => 'used_delta', template => '%.2f',
min => 0, max => 100, unit => '%', label_extra_instance => 1, instance_use => 'display' },
],
}
},
{
label => 'nice', nlabel => 'node.cpu.nice.utilization.percentage', set => {
key_values => [ { name => 'nice', diff => 1 }, { name => 'display' } ],
closure_custom_calc => $self->can('custom_usage_calc'), closure_custom_calc_extra_options => { label_ref => 'nice' },
output_template => 'nice usage : %.2f %%', output_use => 'used_delta', threshold_use => 'used_delta',
perfdatas => [
{ label => 'node_cpu_seconds_total_nice', value => 'used_delta', template => '%.2f',
min => 0, max => 100, unit => '%', label_extra_instance => 1, instance_use => 'display' },
],
}
},
{
label => 'softirq', nlabel => 'node.cpu.softirq.utilization.percentage', set => {
key_values => [ { name => 'softirq', diff => 1 }, { name => 'display' } ],
closure_custom_calc => $self->can('custom_usage_calc'), closure_custom_calc_extra_options => { label_ref => 'softirq' },
output_template => 'softirq usage : %.2f %%', output_use => 'used_delta', threshold_use => 'used_delta',
perfdatas => [
{ label => 'node_cpu_seconds_total_softirq', value => 'used_delta', template => '%.2f',
min => 0, max => 100, unit => '%', label_extra_instance => 1, instance_use => 'display' },
],
}
},
{
label => 'steal', nlabel => 'node.cpu.steal.utilization.percentage', set => {
key_values => [ { name => 'steal', diff => 1 }, { name => 'display' } ],
closure_custom_calc => $self->can('custom_usage_calc'), closure_custom_calc_extra_options => { label_ref => 'steal' },
output_template => 'steal usage : %.2f %%', output_use => 'used_delta', threshold_use => 'used_delta',
perfdatas => [
{ label => 'node_cpu_seconds_total_steal', value => 'used_delta', template => '%.2f',
min => 0, max => 100, unit => '%', label_extra_instance => 1, instance_use => 'display' },
],
}
},
{
label => 'system', nlabel => 'node.cpu.system.utilization.percentage', set => {
key_values => [ { name => 'system', diff => 1 }, { name => 'display' } ],
closure_custom_calc => $self->can('custom_usage_calc'), closure_custom_calc_extra_options => { label_ref => 'system' },
output_template => 'system usage : %.2f %%', output_use => 'used_delta', threshold_use => 'used_delta',
perfdatas => [
{ label => 'node_cpu_seconds_total_system', value => 'used_delta', template => '%.2f',
min => 0, max => 100, unit => '%', label_extra_instance => 1, instance_use => 'display' },
],
}
},
{
label => 'user', nlabel => 'node.cpu.user.utilization.percentage', set => {
key_values => [ { name => 'user', diff => 1 }, { name => 'display' } ],
closure_custom_calc => $self->can('custom_usage_calc'), closure_custom_calc_extra_options => { label_ref => 'user' },
output_template => 'user usage : %.2f %%', output_use => 'used_delta', threshold_use => 'used_delta',
perfdatas => [
{ label => 'node_cpu_seconds_total_user', value => 'used_delta', template => '%.2f',
min => 0, max => 100, unit => '%', label_extra_instance => 1, instance_use => 'display' },
],
}
}
];
}
sub new {
my ($class, %options) = @_;
my $self = $class->SUPER::new(package => __PACKAGE__, %options, statefile => 1, force_new_perfdata => 1);
bless $self, $class;
$options{options}->add_options(arguments => {
});
return $self;
}
sub manage_selection {
my ($self, %options) = @_;
my $raw_metrics = centreon::common::monitoring::openmetrics::scrape::parse(%options, strip_chars => "[\"']");
$self->{cache_name} = 'linux_nodeexporter' . $options{custom}->get_uuid() . '_' . $self->{mode} . '_' .
(defined($self->{option_results}->{filter_counters}) ? md5_hex($self->{option_results}->{filter_counters}) : md5_hex('all')) . '_' .
(defined($self->{option_results}->{filter_channel}) ? md5_hex($self->{option_results}->{filter_channel}) : md5_hex('all'));
$self->{node_cpu} = {};
my $cpu_number;
my $cpu_idle;
my $avg_cpu_idle;
foreach my $metric (keys %{$raw_metrics}) {
next if ($metric !~ /node_cpu_seconds_total/i);
foreach my $data (@{$raw_metrics->{$metric}->{data}}) {
foreach my $cpu_index ($data->{dimensions}->{cpu}){
$self->{node_cpu}->{$cpu_index}->{$data->{dimensions}->{mode}} = $data->{value};
$self->{node_cpu}->{$cpu_index}->{display} = $data->{dimensions}->{cpu};
$cpu_idle += $data->{value} if ($data->{dimensions}->{mode} =~ /idle/i);
}
}
}
$cpu_number = keys %{$self->{node_cpu}};
$avg_cpu_idle = $cpu_idle / $cpu_number;
$self->{node_cpu_avg}->{idle_avg} = $avg_cpu_idle;
$self->{node_cpu_avg}->{count} = $cpu_number;
}
1;
__END__
=head1 MODE
Check CPU based on node exporter metrics.
=over 8
=item B<--warning-*>
Threshold warning.
Can be: 'average', 'idle', 'iowait', 'nice', 'irq'
'softirq', 'steal', 'system', 'user'
=item B<--critical-*>
Threshold critical.
Can be: 'average', 'idle', 'iowait', 'nice', 'irq'
'softirq', 'steal', 'system', 'user'
=back
=cut

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#
# Copyright 2022 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 apps::monitoring::nodeexporter::mode::listinterfaces;
use base qw(centreon::plugins::templates::counter);
use strict;
use warnings;
use centreon::common::monitoring::openmetrics::scrape;
sub new {
my ($class, %options) = @_;
my $self = $class->SUPER::new(package => __PACKAGE__, %options);
bless $self, $class;
$options{options}->add_options(arguments =>
{
});
return $self;
}
sub check_options {
my ($self, %options) = @_;
$self->SUPER::init(%options);
}
sub manage_selection {
my ($self, %options) = @_;
my $raw_metrics = centreon::common::monitoring::openmetrics::scrape::parse(%options, strip_chars => "[\"']");
foreach my $metric (keys %{$raw_metrics}) {
next if ($metric ne "node_network_up" );
foreach my $data (@{$raw_metrics->{$metric}->{data}}) {
$self->{interfaces}->{$data->{dimensions}->{device}}->{name} = $data->{dimensions}->{device};
$self->{interfaces}->{$data->{dimensions}->{device}}->{state} = ($data->{value} == 1) ? "up" : "down" ;
}
}
}
sub run {
my ($self, %options) = @_;
$self->manage_selection(%options);
foreach my $interface (sort keys %{$self->{interfaces}}) {
$self->{output}->output_add(long_msg => '[interface = ' . $interface . "]" .
"[state = '" . $self->{interfaces}->{$interface}->{state} . "']"
);
}
$self->{output}->output_add(severity => 'OK',
short_msg => 'List Interfaces:');
$self->{output}->display(nolabel => 1, force_ignore_perfdata => 1, force_long_output => 1);
$self->{output}->exit();
}
sub disco_format {
my ($self, %options) = @_;
$self->{output}->add_disco_format(elements => ['interface', 'state']);
}
sub disco_show {
my ($self, %options) = @_;
$self->manage_selection(%options);
foreach my $interface (sort keys %{$self->{interfaces}}) {
$self->{output}->add_disco_entry(
interface => $self->{interfaces}->{$interface}->{name},
state => $self->{interfaces}->{$interface}->{state},
);
}
}
1;
__END__
=head1 MODE
List interfaces
=over 8
=back
=cut

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#
# Copyright 2022 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 apps::monitoring::nodeexporter::mode::liststorages;
use base qw(centreon::plugins::templates::counter);
use strict;
use warnings;
use centreon::common::monitoring::openmetrics::scrape;
sub new {
my ($class, %options) = @_;
my $self = $class->SUPER::new(package => __PACKAGE__, %options);
bless $self, $class;
$options{options}->add_options(arguments =>
{
});
return $self;
}
sub check_options {
my ($self, %options) = @_;
$self->SUPER::init(%options);
}
sub manage_selection {
my ($self, %options) = @_;
my $raw_metrics = centreon::common::monitoring::openmetrics::scrape::parse(%options, strip_chars => "[\"']");
foreach my $metric (keys %{$raw_metrics}) {
next if ($metric ne "node_filesystem_files" );
foreach my $data (@{$raw_metrics->{$metric}->{data}}) {
$self->{storages}->{$data->{dimensions}->{mountpoint}}->{name} = $data->{dimensions}->{mountpoint};
$self->{storages}->{$data->{dimensions}->{mountpoint}}->{fstype} = $data->{dimensions}->{fstype};
}
}
}
sub run {
my ($self, %options) = @_;
$self->manage_selection(%options);
foreach my $storage (sort keys %{$self->{storages}}) {
$self->{output}->output_add(long_msg => '[mountpoint = ' . $storage . "]" .
"[fstype = '" . $self->{storages}->{$storage}->{fstype} . "']"
);
}
$self->{output}->output_add(severity => 'OK',
short_msg => 'List Storages:');
$self->{output}->display(nolabel => 1, force_ignore_perfdata => 1, force_long_output => 1);
$self->{output}->exit();
}
sub disco_format {
my ($self, %options) = @_;
$self->{output}->add_disco_format(elements => ['name', 'fstype']);
}
sub disco_show {
my ($self, %options) = @_;
$self->manage_selection(%options);
foreach my $storage (sort keys %{$self->{storages}}) {
$self->{output}->add_disco_entry(
name => $self->{storages}->{$storage}->{name},
fstype => $self->{storages}->{$storage}->{fstype},
);
}
}
1;
__END__
=head1 MODE
List storages
=over 8
=back
=cut

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#
# Copyright 2022 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 apps::monitoring::nodeexporter::mode::load;
use base qw(centreon::plugins::templates::counter);
use strict;
use warnings;
use centreon::common::monitoring::openmetrics::scrape;
sub set_counters {
my ($self, %options) = @_;
$self->{maps_counters_type} = [
{ name => 'load', type => 0, message_multiple => 'All nodes load are ok' },
];
$self->{maps_counters}->{load} = [
{ label => 'load1', nlabel => 'load.1minute.count', set => {
key_values => [ { name => 'node_load1' } ],
output_template => 'Load 1 minute: %.2f',
output_change_bytes => 1,
perfdatas => [
{ label => 'node_load1', value => 'node_load1', template => '%.2f',
min => 0 },
],
}
},
{ label => 'load5', nlabel => 'load.5minutes.count', set => {
key_values => [ { name => 'node_load5' } ],
output_template => 'Load 5 minutes: %.2f',
output_change_bytes => 1,
perfdatas => [
{ label => 'node_load5', value => 'node_load5', template => '%.2f',
min => 0 },
],
}
},
{ label => 'load15', nlabel => 'load.15minutes.count', set => {
key_values => [ { name => 'node_load15' } ],
output_template => 'Load 15 minutes: %.2f',
output_change_bytes => 1,
perfdatas => [
{ label => 'node_load15', value => 'node_load15', template => '%.2f',
min => 0 },
],
}
},
];
}
sub new {
my ($class, %options) = @_;
my $self = $class->SUPER::new(package => __PACKAGE__, %options, force_new_perfdata => 1);
bless $self, $class;
$options{options}->add_options(arguments => {
});
return $self;
}
sub check_options {
my ($self, %options) = @_;
$self->SUPER::check_options(%options);
}
sub manage_selection {
my ($self, %options) = @_;
my $raw_metrics = centreon::common::monitoring::openmetrics::scrape::parse(%options, strip_chars => "[\"']");
foreach my $metric (keys %{$raw_metrics}) {
next if ($metric !~ /node_load1|node_load5|node_load15/i );
$self->{load}->{$metric} = $raw_metrics->{$metric}->{data}[0]->{value};
}
}
1;
__END__
=head1 MODE
Check node load based on node exporter metrics.
=over 8
=item B<--warning-*>
Threshold warning.
Can be: 'load1', 'load5', 'load15'.
=item B<--critical-*>
Threshold warning.
Can be: 'load1', 'load5', 'load15'.

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#
# Copyright 2022 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 apps::monitoring::nodeexporter::mode::memory;
use base qw(centreon::plugins::templates::counter);
use strict;
use warnings;
use centreon::common::monitoring::openmetrics::scrape;
sub custom_usage_perfdata {
my ($self, %options) = @_;
my $label = 'used';
my $value_perf = $self->{result_values}->{used};
my %total_options = ();
if ($self->{instance_mode}->{option_results}->{units} eq '%') {
$total_options{total} = $self->{result_values}->{node_memory_node_memory_MemTotal_bytes};
$total_options{cast_int} = 1;
}
$self->{output}->perfdata_add(
label => $label, unit => 'B',
nlabel => 'node.memory.usage.bytes',
value => $value_perf,
warning => $self->{perfdata}->get_perfdata_for_output(label => 'warning-' . $self->{thlabel}, %total_options),
critical => $self->{perfdata}->get_perfdata_for_output(label => 'critical-' . $self->{thlabel}, %total_options),
min => 0, max => $self->{result_values}->{node_memory_node_memory_MemTotal_bytes},
);
}
sub custom_usage_threshold {
my ($self, %options) = @_;
my ($exit, $threshold_value);
$threshold_value = $self->{result_values}->{used};
if ($self->{instance_mode}->{option_results}->{units} eq '%') {
$threshold_value = $self->{result_values}->{prct_used};
}
$exit = $self->{perfdata}->threshold_check(value => $threshold_value,
threshold => [ { label => 'critical-' . $self->{thlabel}, exit_litteral => 'critical' },
{ label => 'warning-'. $self->{thlabel}, exit_litteral => 'warning' } ]);
return $exit;
}
sub custom_usage_output {
my ($self, %options) = @_;
my ($total_size_value, $total_size_unit) = $self->{perfdata}->change_bytes(value => $self->{result_values}->{node_memory_node_memory_MemTotal_bytes});
my ($total_used_value, $total_used_unit) = $self->{perfdata}->change_bytes(value => $self->{result_values}->{used});
my $msg = sprintf("Ram Total: %s, Used (-buffers/cache): %s (%.2f%%)",
$total_size_value . " " . $total_size_unit,
$total_used_value . " " . $total_used_unit, $self->{result_values}->{prct_used});
return $msg;
}
sub custom_usage_calc {
my ($self, %options) = @_;
$self->{result_values}->{node_memory_node_memory_MemTotal_bytes} = $options{new_datas}->{node_memory_node_memory_MemTotal_bytes};
$self->{result_values}->{node_memory_node_memory_MemFree_bytes} = $options{new_datas}->{node_memory_node_memory_MemFree_bytes};
$self->{result_values}->{node_memory_node_memory_Buffers_bytes} = $options{new_datas}->{node_memory_node_memory_Buffers_bytes};
$self->{result_values}->{node_memory_node_memory_Cached_bytes} = $options{new_datas}->{node_memory_node_memory_Cached_bytes};
$self->{result_values}->{used} = $self->{result_values}->{node_memory_node_memory_MemTotal_bytes} - $self->{result_values}->{node_memory_node_memory_MemFree_bytes} - $self->{result_values}->{node_memory_node_memory_Buffers_bytes} - $self->{result_values}->{node_memory_node_memory_Cached_bytes};
$self->{result_values}->{prct_used} = ($self->{result_values}->{node_memory_node_memory_MemTotal_bytes} > 0) ? $self->{result_values}->{used} * 100 / $self->{result_values}->{node_memory_node_memory_MemTotal_bytes} : 0;
return 0;
}
sub set_counters {
my ($self, %options) = @_;
$self->{maps_counters_type} = [
{ name => 'node_memory', type => 0, message_multiple => 'All memory types are ok' }
];
$self->{maps_counters}->{node_memory} = [
{ label => 'usage', set => {
key_values => [ { name => 'node_memory_MemTotal_bytes' }, { name => 'node_memory_MemFree_bytes' }, { name => 'node_memory_Buffers_bytes' }, { name => 'node_memory_Cached_bytes' } ],
closure_custom_calc => $self->can('custom_usage_calc'),
closure_custom_output => $self->can('custom_usage_output'),
closure_custom_perfdata => $self->can('custom_usage_perfdata'),
closure_custom_threshold_check => $self->can('custom_usage_threshold'),
}
},
{
label => 'buffer', nlabel => 'node.memory.buffer.bytes', set => {
key_values => [ { name => 'node_memory_Buffers_bytes' } ],
output_template => 'Buffer: %.2f %s',
output_change_bytes => 1,
perfdatas => [
{ label => 'node_memory_Buffers_bytes', template => '%s',
min => 0, unit => 'B' }
]
}
},
{
label => 'cached', nlabel => 'node.memory.cached.bytes', set => {
key_values => [ { name => 'node_memory_Cached_bytes' } ],
output_template => 'Cached: %.2f %s',
output_change_bytes => 1,
perfdatas => [
{ label => 'node_memory_Cached_bytes', template => '%s',
min => 0, unit => 'B' }
]
}
}
];
}
sub new {
my ($class, %options) = @_;
my $self = $class->SUPER::new(package => __PACKAGE__, %options, force_new_perfdata => 1);
bless $self, $class;
$options{options}->add_options(arguments => {
"units:s" => { name => 'units', default => '%' },
});
return $self;
}
sub check_options {
my ($self, %options) = @_;
$self->SUPER::check_options(%options);
}
sub manage_selection {
my ($self, %options) = @_;
my $raw_metrics = centreon::common::monitoring::openmetrics::scrape::parse(%options, strip_chars => "[\"']");
foreach my $metric (keys %{$raw_metrics}) {
next if ($metric !~ /node_memory_MemTotal_bytes|node_memory_MemFree_bytes|node_memory_Cached_bytes|node_memory_Buffers_bytes/i);
$self->{node_memory}->{$metric} = $raw_metrics->{$metric}->{data}[0]->{value};
}
}
1;
__END__
=head1 MODE
Check memory based on node exporter metrics.
=over 8
=item B<--units>
Units of thresholds. Can be : '%', 'B'
Default: '%'
=item B<--warning-*>
Threshold warning.
Can be: 'usage', 'buffer', 'cached'.
=item B<--critical-*>
Threshold critical.
Can be: 'usage', 'buffer', 'cached'.
=back
=cut

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@ -0,0 +1,200 @@
#
# Copyright 2022 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 apps::monitoring::nodeexporter::mode::storage;
use base qw(centreon::plugins::templates::counter);
use strict;
use warnings;
use centreon::common::monitoring::openmetrics::scrape;
sub custom_usage_perfdata {
my ($self, %options) = @_;
my $value_perf = $self->{result_values}->{used};
my %total_options = ();
if ($self->{instance_mode}->{option_results}->{units} eq '%') {
$total_options{total} = $self->{result_values}->{node_filesystem_size_bytes};
$total_options{cast_int} = 1;
}
$self->{output}->perfdata_add(
label => 'used', unit => 'B',
nlabel => 'node.storage.space.free.bytes',
value => $value_perf,
warning => $self->{perfdata}->get_perfdata_for_output(label => 'warning-' . $self->{thlabel}, %total_options),
critical => $self->{perfdata}->get_perfdata_for_output(label => 'critical-' . $self->{thlabel}, %total_options),
min => 0, max => $self->{result_values}->{node_filesystem_size_bytes},
instances => $self->{result_values}->{display}
);
}
sub custom_usage_threshold {
my ($self, %options) = @_;
my ($exit, $threshold_value);
$threshold_value = $self->{result_values}->{used};
if ($self->{instance_mode}->{option_results}->{units} eq '%') {
$threshold_value = $self->{result_values}->{prct_used};
$threshold_value = $self->{result_values}->{prct_free} if (defined($self->{instance_mode}->{option_results}->{free}));
}
$exit = $self->{perfdata}->threshold_check(
value => $threshold_value,
threshold => [
{ label => 'critical-' . $self->{thlabel}, exit_litteral => 'critical' },
{ label => 'warning-'. $self->{thlabel}, exit_litteral => 'warning' }
]
);
return $exit;
}
sub custom_usage_output {
my ($self, %options) = @_;
my ($total_size_value, $total_size_unit) = $self->{perfdata}->change_bytes(value => $self->{result_values}->{node_filesystem_size_bytes});
my ($total_used_value, $total_used_unit) = $self->{perfdata}->change_bytes(value => $self->{result_values}->{used});
my ($total_free_value, $total_free_unit) = $self->{perfdata}->change_bytes(value => $self->{result_values}->{node_filesystem_free_bytes});
return sprintf(
"Usage Total: %s Used: %s (%.2f%%) Free: %s (%.2f%%)",
$total_size_value . " " . $total_size_unit,
$total_used_value . " " . $total_used_unit, $self->{result_values}->{prct_used},
$total_free_value . " " . $total_free_unit, $self->{result_values}->{prct_free}
);
}
sub custom_usage_calc {
my ($self, %options) = @_;
$self->{result_values}->{display} = $options{new_datas}->{$self->{instance} . '_display'};
$self->{result_values}->{node_filesystem_size_bytes} = $options{new_datas}->{$self->{instance} . '_node_filesystem_size_bytes'};
$self->{result_values}->{node_filesystem_free_bytes} = $options{new_datas}->{$self->{instance} . '_node_filesystem_free_bytes'};
$self->{result_values}->{used} = $self->{result_values}->{node_filesystem_size_bytes} - $self->{result_values}->{node_filesystem_free_bytes};
$self->{result_values}->{prct_used} = ($self->{result_values}->{node_filesystem_size_bytes} > 0) ? $self->{result_values}->{used} * 100 / $self->{result_values}->{node_filesystem_size_bytes} : 0;
$self->{result_values}->{prct_free} = 100 - $self->{result_values}->{prct_used};
# limit to 100. Better output.
if ($self->{result_values}->{prct_used} > 100) {
$self->{result_values}->{node_filesystem_free_bytes} = 0;
$self->{result_values}->{prct_used} = 100;
$self->{result_values}->{prct_free} = 0;
}
return 0;
}
sub set_counters {
my ($self, %options) = @_;
$self->{maps_counters_type} = [
{ name => 'node_storage', type => 1, message_multiple => 'All memory types are ok', display_long => 1, cb_prefix_output => 'prefix_storage_output', }
];
$self->{maps_counters}->{node_storage} = [
{ label => 'usage', set => {
key_values => [ { name => 'node_filesystem_free_bytes' }, { name => 'node_filesystem_size_bytes' }, { name => 'display' } ],
closure_custom_calc => $self->can('custom_usage_calc'),
closure_custom_output => $self->can('custom_usage_output'),
closure_custom_perfdata => $self->can('custom_usage_perfdata'),
closure_custom_threshold_check => $self->can('custom_usage_threshold'),
}
}
];
}
sub new {
my ($class, %options) = @_;
my $self = $class->SUPER::new(package => __PACKAGE__, %options, force_new_perfdata => 1);
bless $self, $class;
$options{options}->add_options(arguments => {
"units:s" => { name => 'units', default => '%' },
'fstype:s' => { name => 'fstype', default => 'linuxfs|rootfs|tmpfs' },
});
return $self;
}
sub prefix_storage_output {
my ($self, %options) = @_;
return "Storage '" . $options{instance_value}->{display} . "' ";
}
sub check_options {
my ($self, %options) = @_;
$self->SUPER::check_options(%options);
}
sub manage_selection {
my ($self, %options) = @_;
my $raw_metrics = centreon::common::monitoring::openmetrics::scrape::parse(%options, strip_chars => "[\"']");
foreach my $metric (keys %{$raw_metrics}) {
next if ($metric !~ /node_filesystem_free_bytes|node_filesystem_size_bytes/i );
foreach my $data (@{$raw_metrics->{$metric}->{data}}) {
next if ( $data->{dimensions}->{fstype} !~ /$self->{option_results}->{fstype}/i );
foreach my $mountpoint ($data->{dimensions}->{mountpoint}) {
$self->{node_storage}->{$mountpoint}->{$metric} = $data->{value};
$self->{node_storage}->{$mountpoint}->{display} = $mountpoint;
}
}
}
}
1;
__END__
=head1 MODE
Check storage based on node exporter metrics.
=over 8
=item B<--fstype>
Inclusion filter on fstype.
Can be used to exclude fstypes. Example : --fstype='^(?!(tmpfs))'
=item B<--units>
Units of thresholds. Can be : '%', 'B'
Default: '%'
=item B<--warning-usage>
Threshold warning.
=item B<--critical-usage>
Threshold critical.
=back
=cut

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@ -0,0 +1,197 @@
#
# Copyright 2022 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 apps::monitoring::nodeexporter::mode::traffic;
use base qw(centreon::plugins::templates::counter);
use centreon::plugins::templates::catalog_functions qw(catalog_status_threshold_ng);
use strict;
use warnings;
use Digest::MD5 qw(md5_hex);
use centreon::plugins::statefile;
use centreon::common::monitoring::openmetrics::scrape;
sub interface_long_output {
my ($self, %options) = @_;
return sprintf(
"checking interfaces %s ",
$options{instance_value}->{status}->{display}
);
}
sub prefix_interface_output {
my ($self, %options) = @_;
return sprintf(
"interface %s ",
$options{instance_value}->{status}->{display}
);
}
sub prefix_packet_output {
my ($self, %options) = @_;
return 'packets ';
}
sub set_counters {
my ($self, %options) = @_;
$self->{maps_counters_type} = [
{ name => 'interface', type => 3, message_multiple => 'All interfaces are OK. ', cb_prefix_output => 'prefix_interface_output', cb_long_output => 'interface_long_output',
indent_long_output => ' ' ,
group => [
{ name => 'status', type => 0, skipped_code => { -10 => 1 } },
{ name => 'traffic', type => 0, cb_prefix_output => 'prefix_traffic_output', skipped_code => { -10 => 1 } }
]
}
];
$self->{maps_counters}->{status} = [
{
label => 'status',
type => 2,
critical_default => '%{operState} ne "up"',
set => {
key_values => [
{ name => 'operState' }, { name => 'display' }
],
output_template => "status: %s",
closure_custom_perfdata => sub { return 0; },
closure_custom_threshold_check => \&catalog_status_threshold_ng
}
}
];
$self->{maps_counters}->{traffic} = [
{ label => 'packets-in', nlabel => 'node.packets.in.count', display_ok => 0, set => {
key_values => [ { name => 'node_network_receive_packets_total', diff => 1 }, { name => 'display' } ],
output_template => 'packets in: %s',
perfdatas => [
{ template => '%s', min => 0, label_extra_instance => 1, instance_use => 'display' }
]
}
},
{ label => 'packets-out', nlabel => 'node.packets.out.count', display_ok => 0, set => {
key_values => [
{ name => 'node_network_transmit_packets_total', diff => 1 }, { name => 'display' }
],
output_template => 'packets out: %s',
perfdatas => [
{ template => '%s', min => 0, label_extra_instance => 1, instance_use => 'display' }
]
}
},
{ label => 'traffic-in', nlabel => 'node.traffic.in.bitspersecond', set => {
key_values => [
{ name => 'node_network_receive_bytes_total', per_second => 1 }, { name => 'display' }
],
output_template => 'traffic in: %.2f %s/s',
output_change_bytes => 2,
perfdatas => [
{ template => '%.2f', unit => 'b/s', min => 0, label_extra_instance => 1, instance_use => 'display' }
]
}
},
{ label => 'traffic-out', nlabel => 'node.traffic.out.bitspersecond', set => {
key_values => [
{ name => 'node_network_transmit_bytes_total', per_second => 1 }, { name => 'display' }
],
output_template => 'traffic in: %.2f %s/s',
output_change_bytes => 2,
perfdatas => [
{ template => '%.2f', unit => 'b/s', min => 0, label_extra_instance => 1, instance_use => 'display' }
]
}
}
];
}
sub new {
my ($class, %options) = @_;
my $self = $class->SUPER::new(package => __PACKAGE__, %options, force_new_perfdata => 1, statefile => 1);
bless $self, $class;
$options{options}->add_options(arguments => {
"filter:s" => { name => 'filter', default => 'lo' },
});
return $self;
}
sub manage_selection {
my ($self, %options) = @_;
my $raw_metrics = centreon::common::monitoring::openmetrics::scrape::parse(%options, strip_chars => "[\"']");
$self->{cache_name} = 'linux_nodeexporter' . $options{custom}->get_uuid() . '_' . $self->{mode} . '_' .
(defined($self->{option_results}->{filter_counters}) ? md5_hex($self->{option_results}->{filter_counters}) : md5_hex('all')) . '_' .
(defined($self->{option_results}->{filter_channel}) ? md5_hex($self->{option_results}->{filter_channel}) : md5_hex('all'));
my $traffic_metrics;
$self->{interface} = {};
foreach my $metric (keys %{$raw_metrics}) {
next if ($metric !~ /node_network_receive_packets_total|node_network_transmit_packets_total|node_network_receive_bytes_total|node_network_transmit_bytes_total|node_network_up/i );
foreach my $data (@{$raw_metrics->{$metric}->{data}}) {
next if (defined($self->{option_results}->{filter}) && $data->{dimensions}->{device} =~ $self->{option_results}->{filter});
$self->{interface}->{$data->{dimensions}->{device}}->{traffic}->{$metric} = $data->{value} if ($metric ne 'node_network_up');
$self->{interface}->{$data->{dimensions}->{device}}->{traffic}->{display} = $data->{dimensions}->{device} if ($metric ne 'node_network_up');
if ($metric eq 'node_network_up') {
$self->{interface}->{$data->{dimensions}->{device}}->{status}->{operState} = ($data->{value} == 1) ? "up" : "down";
$self->{interface}->{$data->{dimensions}->{device}}->{status}->{display} = $data->{dimensions}->{device};
}
}
}
}
1;
__END__
=head1 MODE
=item B<--filter>
Filter to exclude interfaces. Is a regex.
=item B<--warning-*>
Warning thresholds.
Can be: 'traffic-in', 'traffic-out',
'packets-in', 'packets-out'.
=item B<--critical-*>
Critical thresholds.
Can be: 'traffic-in', 'traffic-out',
'packets-in', 'packets-out'.
=back
=cut

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@ -0,0 +1,55 @@
#
# Copyright 2022 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 apps::monitoring::nodeexporter::plugin;
use strict;
use warnings;
use base qw(centreon::plugins::script_custom);
sub new {
my ($class, %options) = @_;
my $self = $class->SUPER::new(package => __PACKAGE__, %options, force_new_perfdata => 1);
bless $self, $class;
$self->{version} = '0.1';
%{$self->{modes}} = (
'cpu' => 'apps::monitoring::nodeexporter::mode::cpu',
'list-interfaces' => 'apps::monitoring::nodeexporter::mode::listinterfaces',
'list-storages' => 'apps::monitoring::nodeexporter::mode::liststorages',
'load' => 'apps::monitoring::nodeexporter::mode::load',
'memory' => 'apps::monitoring::nodeexporter::mode::memory',
'storage' => 'apps::monitoring::nodeexporter::mode::storage',
'traffic' => 'apps::monitoring::nodeexporter::mode::traffic'
);
$self->{custom_modes}{web} = 'centreon::common::monitoring::openmetrics::custom::web';
return $self;
}
1;
__END__
=head1 PLUGIN DESCRIPTION
Check host metrics based on node exporter's metrics.
=cut