198 lines
7.0 KiB
Perl
198 lines
7.0 KiB
Perl
#
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# Copyright 2020 Centreon (http://www.centreon.com/)
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#
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# Centreon is a full-fledged industry-strength solution that meets
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# the needs in IT infrastructure and application monitoring for
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# service performance.
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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#
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package cloud::prometheus::direct::nginxingresscontroller::mode::requests;
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use base qw(centreon::plugins::templates::counter);
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use strict;
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use warnings;
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use Digest::MD5 qw(md5_hex);
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sub set_counters {
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my ($self, %options) = @_;
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$self->{maps_counters_type} = [
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{ name => 'global', type => 0 },
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{ name => 'namespaces', type => 1, cb_prefix_output => 'prefix_namespaces_output',
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message_multiple => 'All namespaces request metrics are ok', skipped_code => { -10 => 1 } },
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];
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$self->{maps_counters}->{global} = [
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{ label => 'requests', nlabel => 'requests.total.persecond', set => {
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key_values => [ { name => 'requests', per_second => 1 } ],
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output_template => 'Requests: %.2f/s',
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perfdatas => [
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{ label => 'requests', template => '%.2f', min => 0, unit => 'requests/s' },
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],
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}
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},
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];
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$self->{maps_counters}->{namespaces} = [
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{ label => 'requests-2xx', nlabel => 'namespace.requests.2xx.persecond', set => {
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key_values => [ { name => 'requests_2xx', per_second => 1 } ],
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output_template => 'Requests 2xx: %.2f/s',
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perfdatas => [
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{ label => 'requests_2xx', template => '%.2f', unit => 'requests/s', min => 0, label_extra_instance => 1 },
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],
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}
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},
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{ label => 'requests-3xx', nlabel => 'namespace.requests.2xx.persecond', set => {
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key_values => [ { name => 'requests_3xx', per_second => 1 } ],
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output_template => 'Requests 3xx: %.2f/s',
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perfdatas => [
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{ label => 'requests_3xx', template => '%.2f', unit => 'requests/s', min => 0, label_extra_instance => 1 },
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],
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}
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},
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{ label => 'requests-4xx', nlabel => 'namespace.requests.4xx.persecond', set => {
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key_values => [ { name => 'requests_4xx', per_second => 1 } ],
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output_template => 'Requests 4xx: %.2f/s',
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perfdatas => [
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{ label => 'requests_4xx', template => '%.2f', unit => 'requests/s', min => 0, label_extra_instance => 1 },
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],
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}
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},
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{ label => 'requests-5xx', nlabel => 'namespace.requests.5xx.persecond', set => {
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key_values => [ { name => 'requests_5xx', per_second => 1 } ],
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output_template => 'Requests 5xx: %.2f/s',
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perfdatas => [
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{ label => 'requests_5xx', template => '%.2f', unit => 'requests/s', min => 0, label_extra_instance => 1 },
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],
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}
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},
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];
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}
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sub prefix_namespaces_output {
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my ($self, %options) = @_;
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return "Namespace '" . $options{instance_value}->{display} . "' ";
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}
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sub new {
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my ($class, %options) = @_;
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my $self = $class->SUPER::new(package => __PACKAGE__, %options, statefile => 1);
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bless $self, $class;
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$options{options}->add_options(arguments => {
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'extra-filter:s@' => { name => 'extra_filter' },
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'metric-overload:s@' => { name => 'metric_overload' },
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});
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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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$self->SUPER::check_options(%options);
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$self->{metrics} = {
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'requests_total' => '^nginx_ingress_controller_nginx_process_requests_total$',
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'requests' => '^nginx_ingress_controller_requests$',
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};
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foreach my $metric (@{$self->{option_results}->{metric_overload}}) {
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next if ($metric !~ /(.*),(.*)/);
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$self->{metrics}->{$1} = $2 if (defined($self->{metrics}->{$1}));
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}
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$self->{extra_filter} = '';
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foreach my $filter (@{$self->{option_results}->{extra_filter}}) {
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$self->{extra_filter} .= ',' . $filter;
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}
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}
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sub manage_selection {
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my ($self, %options) = @_;
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$self->{cache_name} = "prometheus_nginxingresscontroller_" . md5_hex($options{custom}->get_connection_info()) . '_' . $self->{mode} . '_' .
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(defined($self->{option_results}->{filter_counters}) ? md5_hex($self->{option_results}->{filter_counters}) : md5_hex('all'));
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$self->{global} = {};
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my $results = $options{custom}->query(
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queries => [
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'label_replace({__name__=~"' . $self->{metrics}->{requests_total} . '",' .
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$self->{extra_filter} . '}, "__name__", "requests_total", "", "")'
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]
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);
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foreach my $result (@{$results}) {
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$self->{global}->{requests} = ${$result->{value}}[1];
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}
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$self->{namespaces} = {};
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$results = $options{custom}->query(queries => [ 'label_replace({__name__=~"' . $self->{metrics}->{requests} . '",' .
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$self->{extra_filter} . '}, "__name__", "requests", "", "")' ]);
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foreach my $result (@{$results}) {
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$self->{namespaces}->{$result->{metric}->{exported_namespace}}->{display} = $result->{metric}->{exported_namespace};
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$self->{namespaces}->{$result->{metric}->{exported_namespace}}->{requests_2xx} += ${$result->{value}}[1] if ($result->{metric}->{status} =~ /^2/);
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$self->{namespaces}->{$result->{metric}->{exported_namespace}}->{requests_3xx} += ${$result->{value}}[1] if ($result->{metric}->{status} =~ /^3/);
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$self->{namespaces}->{$result->{metric}->{exported_namespace}}->{requests_4xx} += ${$result->{value}}[1] if ($result->{metric}->{status} =~ /^4/);
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$self->{namespaces}->{$result->{metric}->{exported_namespace}}->{requests_5xx} += ${$result->{value}}[1] if ($result->{metric}->{status} =~ /^5/);
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}
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}
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1;
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__END__
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=head1 MODE
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Check requests number.
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=over 8
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=item B<--warning-*>
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Threshold warning.
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Can be: 'requests', 'requests-2xx', 'requests-3xx',
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'requests-4xx', 'requests-5xx'.
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=item B<--critical-*>
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Threshold critical.
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Can be: 'requests', 'requests-2xx', 'requests-3xx',
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'requests-4xx', 'requests-5xx'.
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=item B<--extra-filter>
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Add a PromQL filter (Can be multiple)
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Example : --extra-filter='name=~".*pretty.*"'
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=item B<--metric-overload>
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Overload default metrics name (Can be multiple)
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Example : --metric-overload='metric,^my_metric_name$'
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Default :
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- requests_total: ^nginx_ingress_controller_nginx_process_requests_total$
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- requests: ^nginx_ingress_controller_requests$
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=back
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=cut
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