224 lines
7.2 KiB
Perl
224 lines
7.2 KiB
Perl
#
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# Copyright 2019 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::kubernetes::mode::namespacestatus;
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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 centreon::plugins::templates::catalog_functions qw(catalog_status_threshold);
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sub custom_status_output {
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my ($self, %options) = @_;
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return sprintf("status phase is '%s'", $self->{result_values}->{phase});
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}
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sub custom_status_calc {
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my ($self, %options) = @_;
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$self->{result_values}->{display} = $options{new_datas}->{$self->{instance} . '_display'};
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$self->{result_values}->{phase} = $options{new_datas}->{$self->{instance} . '_phase'};
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return 0;
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}
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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, cb_init => 'skip_global', cb_prefix_output => 'prefix_global_output' },
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{ name => 'namespaces', type => 1, cb_prefix_output => 'prefix_namespace_output', message_multiple => 'All namespaces status are ok', skipped_code => { -11 => 1 } },
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];
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$self->{maps_counters}->{global} = [
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{ label => 'active', set => {
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key_values => [ { name => 'active' } ],
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output_template => 'Active : %d',
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perfdatas => [
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{ label => 'active', value => 'active_absolute', template => '%d',
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min => 0 },
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],
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}
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},
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{ label => 'terminating', set => {
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key_values => [ { name => 'terminating' } ],
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output_template => 'Terminating : %d',
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perfdatas => [
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{ label => 'terminating', value => 'terminating_absolute', template => '%d',
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min => 0 },
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],
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}
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},
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];
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$self->{maps_counters}->{namespaces} = [
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{ label => 'status', set => {
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key_values => [ { name => 'phase' }, { name => 'display' } ],
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closure_custom_calc => $self->can('custom_status_calc'),
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closure_custom_output => $self->can('custom_status_output'),
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closure_custom_perfdata => sub { return 0; },
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closure_custom_threshold_check => \&catalog_status_threshold,
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}
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},
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];
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}
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sub skip_global {
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my ($self, %options) = @_;
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scalar(keys %{$self->{namespaces}}) > 1 ? return(0) : return(1);
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}
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sub prefix_global_output {
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my ($self, %options) = @_;
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return "Namespaces ";
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}
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sub prefix_namespace_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);
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bless $self, $class;
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$self->{version} = '1.0';
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$options{options}->add_options(arguments =>
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{
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"namespace:s" => { name => 'namespace', default => 'namespace=~".*"' },
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"phase:s" => { name => 'phase', default => 'phase=~".*"' },
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"warning-status:s" => { name => 'warning_status' },
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"critical-status:s" => { name => 'critical_status', default => '%{phase} !~ /Active/' },
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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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'status' => '^kube_namespace_status_phase$',
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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->{labels} = {};
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foreach my $label (('namespace', 'phase')) {
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if ($self->{option_results}->{$label} !~ /^(\w+)[!~=]+\".*\"$/) {
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$self->{output}->add_option_msg(short_msg => "Need to specify --" . $label . " option as a PromQL filter.");
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$self->{output}->option_exit();
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}
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$self->{labels}->{$label} = $1;
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}
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$self->{extra_filter} = '';
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foreach my $filter (@{$self->{option_results}->{extra_filter}}) {
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$self->{extra_filter} .= ',' . $filter;
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}
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$self->change_macros(macros => ['warning_status', 'critical_status']);
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}
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sub manage_selection {
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my ($self, %options) = @_;
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$self->{global} = { active => 0, terminating => 0 };
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$self->{namespaces} = {};
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my $results = $options{custom}->query(queries => [ '{__name__=~"' . $self->{metrics}->{status} . '",' .
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$self->{option_results}->{namespace} .
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$self->{extra_filter} . '}' ]);
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foreach my $result (@{$results}) {
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$self->{namespaces}->{$result->{metric}->{$self->{labels}->{namespace}}}->{display} = $result->{metric}->{$self->{labels}->{namespace}};
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$self->{namespaces}->{$result->{metric}->{$self->{labels}->{namespace}}}->{$self->{labels}->{phase}} = $result->{metric}->{$self->{labels}->{phase}} if (${$result->{value}}[1] == 1);
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$self->{global}->{lc($result->{metric}->{$self->{labels}->{phase}})}++ if (${$result->{value}}[1] == 1);
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}
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if (scalar(keys %{$self->{namespaces}}) <= 0) {
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$self->{output}->add_option_msg(short_msg => "No namespaces found.");
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$self->{output}->option_exit();
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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 namespace status phase.
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=over 8
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=item B<--namespace>
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Filter on a specific namespace (Must be a PromQL filter, Default: 'namespace=~".*"')
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=item B<--phase>
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Filter on a specific phase (Must be a PromQL filter, Default: 'phase=~".*"')
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=item B<--warning-status>
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Set warning threshold for status (Default: '')
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Can used special variables like: %{display}, %{phase}.
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=item B<--critical-status>
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Set critical threshold for status (Default: '%{phase} !~ /Active/').
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Can used special variables like: %{display}, %{phase}
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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$'
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Default :
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- status: ^kube_namespace_status_phase$
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=item B<--filter-counters>
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Only display some counters (regexp can be used).
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Example: --filter-counters='status'
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=back
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=cut
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