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enh(kubernetes): pod-status mode - when a pod is evicted the return is not correct (#3210)

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qgarnier 2021-10-21 16:25:29 +02:00 committed by GitHub
parent 26d3a60a46
commit 7b6a860e8a
1 changed files with 70 additions and 73 deletions
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191
centreon-plugins/cloud/kubernetes/mode/podstatus.pm
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@ -29,26 +29,20 @@ use centreon::plugins::templates::catalog_functions qw(catalog_status_threshold)
sub custom_pod_status_output { sub custom_pod_status_output {
my ($self, %options) = @_; my ($self, %options) = @_;
return sprintf("Status is '%s'", return sprintf(
$self->{result_values}->{status}); "Status is '%s'",
} $self->{result_values}->{status}
);
sub custom_pod_status_calc {
my ($self, %options) = @_;
$self->{result_values}->{name} = $options{new_datas}->{$self->{instance} . '_name'};
$self->{result_values}->{namespace} = $options{new_datas}->{$self->{instance} . '_namespace'};
$self->{result_values}->{status} = $options{new_datas}->{$self->{instance} . '_status'};
return 0;
} }
sub custom_container_status_output { sub custom_container_status_output {
my ($self, %options) = @_; my ($self, %options) = @_;
return sprintf("Status is '%s', State is '%s'", return sprintf(
"Status is '%s', State is '%s'",
$self->{result_values}->{status}, $self->{result_values}->{status},
$self->{result_values}->{state}); $self->{result_values}->{state}
);
} }
sub custom_container_status_calc { sub custom_container_status_calc {
@ -56,7 +50,7 @@ sub custom_container_status_calc {
$self->{result_values}->{name} = $options{new_datas}->{$self->{instance} . '_name'}; $self->{result_values}->{name} = $options{new_datas}->{$self->{instance} . '_name'};
$self->{result_values}->{status} = $options{new_datas}->{$self->{instance} . '_status'}; $self->{result_values}->{status} = $options{new_datas}->{$self->{instance} . '_status'};
$self->{result_values}->{state} = ($options{new_datas}->{$self->{instance} . '_state'} == 1) ? "ready" : "not ready"; $self->{result_values}->{state} = ($options{new_datas}->{$self->{instance} . '_state'} == 1) ? 'ready' : 'not ready';
return 0; return 0;
} }
@ -78,7 +72,7 @@ sub custom_ready_perfdata {
warning => $self->{perfdata}->get_perfdata_for_output(label => 'warning-' . $self->{thlabel}, %total_options), 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), critical => $self->{perfdata}->get_perfdata_for_output(label => 'critical-' . $self->{thlabel}, %total_options),
min => 0, max => $total_options{total}, min => 0, max => $total_options{total},
instances => $self->use_instances(extra_instance => $options{extra_instance}) ? $self->{result_values}->{name} : undef, instances => $self->use_instances(extra_instance => $options{extra_instance}) ? $self->{result_values}->{name} : undef
); );
} }
@ -91,8 +85,10 @@ sub custom_ready_threshold {
$threshold_value = $self->{result_values}->{prct_ready}; $threshold_value = $self->{result_values}->{prct_ready};
} }
$exit = $self->{perfdata}->threshold_check( $exit = $self->{perfdata}->threshold_check(
value => $threshold_value, threshold => [ { label => 'critical-' . $self->{label}, exit_litteral => 'critical' }, value => $threshold_value, threshold => [
{ label => 'warning-'. $self->{label}, exit_litteral => 'warning' } ] { label => 'critical-' . $self->{thlabel}, exit_litteral => 'critical' },
{ label => 'warning-'. $self->{thlabel}, exit_litteral => 'warning' }
]
); );
return $exit; return $exit;
} }
@ -100,12 +96,12 @@ sub custom_ready_threshold {
sub custom_ready_output { sub custom_ready_output {
my ($self, %options) = @_; my ($self, %options) = @_;
my $msg = sprintf("Containers Ready: %s/%s (%.2f%%)", return sprintf(
"Containers Ready: %s/%s (%.2f%%)",
$self->{result_values}->{ready}, $self->{result_values}->{ready},
$self->{result_values}->{total}, $self->{result_values}->{total},
$self->{result_values}->{prct_ready}); $self->{result_values}->{prct_ready}
);
return $msg;
} }
sub custom_ready_calc { sub custom_ready_calc {
@ -114,75 +110,15 @@ sub custom_ready_calc {
$self->{result_values}->{name} = $options{new_datas}->{$self->{instance} . '_name'}; $self->{result_values}->{name} = $options{new_datas}->{$self->{instance} . '_name'};
$self->{result_values}->{ready} = $options{new_datas}->{$self->{instance} . '_containers_ready'}; $self->{result_values}->{ready} = $options{new_datas}->{$self->{instance} . '_containers_ready'};
$self->{result_values}->{total} = $options{new_datas}->{$self->{instance} . '_containers_total'}; $self->{result_values}->{total} = $options{new_datas}->{$self->{instance} . '_containers_total'};
return 0 if ($self->{result_values}->{total} == 0);
$self->{result_values}->{prct_ready} = 0;
if ($self->{result_values}->{total} > 0) {
$self->{result_values}->{prct_ready} = $self->{result_values}->{ready} * 100 / $self->{result_values}->{total}; $self->{result_values}->{prct_ready} = $self->{result_values}->{ready} * 100 / $self->{result_values}->{total};
}
return 0; return 0;
} }
sub set_counters {
my ($self, %options) = @_;
$self->{maps_counters_type} = [
{ name => 'pods', type => 3, cb_prefix_output => 'prefix_pod_output', cb_long_output => 'long_output',
message_multiple => 'All Pods status are ok', indent_long_output => ' ',
group => [
{ name => 'global', type => 0, skipped_code => { -10 => 1 } },
{ name => 'containers', display_long => 1, cb_prefix_output => 'prefix_container_output',
message_multiple => 'All containers status are ok', type => 1, skipped_code => { -10 => 1 } },
]
}
];
$self->{maps_counters}->{global} = [
{ label => 'containers-ready', set => {
key_values => [ { name => 'containers_total' }, { name => 'containers_ready' }, { name => 'name' } ],
closure_custom_calc => $self->can('custom_ready_calc'),
closure_custom_output => $self->can('custom_ready_output'),
closure_custom_perfdata => $self->can('custom_ready_perfdata'),
closure_custom_threshold_check => $self->can('custom_ready_threshold'),
}
},
{ label => 'pod-status', set => {
key_values => [ { name => 'status' }, { name => 'name' }, { name => 'namespace' } ],
closure_custom_calc => $self->can('custom_pod_status_calc'),
closure_custom_output => $self->can('custom_pod_status_output'),
closure_custom_perfdata => sub { return 0; },
closure_custom_threshold_check => \&catalog_status_threshold,
}
},
{ label => 'total-restarts-count', nlabel => 'restarts.total.count', set => {
key_values => [ { name => 'restarts_total' }, { name => 'name' } ],
output_template => 'Restarts: %d',
perfdatas => [
{ label => 'restarts_count', value => 'restarts_total', template => '%d',
min => 0, label_extra_instance => 1, instance_use => 'name' },
],
}
},
];
$self->{maps_counters}->{containers} = [
{ label => 'container-status', set => {
key_values => [ { name => 'status' }, { name => 'state' } ],
closure_custom_calc => $self->can('custom_container_status_calc'),
closure_custom_output => $self->can('custom_container_status_output'),
closure_custom_perfdata => sub { return 0; },
closure_custom_threshold_check => \&catalog_status_threshold,
}
},
{ label => 'restarts-count', nlabel => 'containers.restarts.count', set => {
key_values => [ { name => 'restarts' }, { name => 'perf' } ],
output_template => 'Restarts: %d',
perfdatas => [
{ label => 'restarts_count', value => 'restarts', template => '%d',
min => 0, label_extra_instance => 1, instance_use => 'perf' },
],
}
},
];
}
sub prefix_pod_output { sub prefix_pod_output {
my ($self, %options) = @_; my ($self, %options) = @_;
@ -201,20 +137,82 @@ sub long_output {
return "Checking pod '" . $options{instance_value}->{name} . "'"; return "Checking pod '" . $options{instance_value}->{name} . "'";
} }
sub set_counters {
my ($self, %options) = @_;
$self->{maps_counters_type} = [
{ name => 'pods', type => 3, cb_prefix_output => 'prefix_pod_output', cb_long_output => 'long_output',
message_multiple => 'All Pods status are ok', indent_long_output => ' ',
group => [
{ name => 'global', type => 0, skipped_code => { -10 => 1 } },
{ name => 'containers', display_long => 1, cb_prefix_output => 'prefix_container_output',
message_multiple => 'All containers status are ok', type => 1, skipped_code => { -10 => 1 } }
]
}
];
$self->{maps_counters}->{global} = [
{ label => 'containers-ready', set => {
key_values => [ { name => 'containers_total' }, { name => 'containers_ready' }, { name => 'name' } ],
closure_custom_calc => $self->can('custom_ready_calc'),
closure_custom_output => $self->can('custom_ready_output'),
closure_custom_perfdata => $self->can('custom_ready_perfdata'),
closure_custom_threshold_check => $self->can('custom_ready_threshold')
}
},
{ label => 'pod-status', set => {
key_values => [ { name => 'status' }, { name => 'name' }, { name => 'namespace' } ],
closure_custom_output => $self->can('custom_pod_status_output'),
closure_custom_perfdata => sub { return 0; },
closure_custom_threshold_check => \&catalog_status_threshold
}
},
{ label => 'total-restarts-count', nlabel => 'restarts.total.count', set => {
key_values => [ { name => 'restarts_total' }, { name => 'name' } ],
output_template => 'Restarts: %d',
perfdatas => [
{ label => 'restarts_count', template => '%d',
min => 0, label_extra_instance => 1, instance_use => 'name' }
]
}
}
];
$self->{maps_counters}->{containers} = [
{ label => 'container-status', set => {
key_values => [ { name => 'status' }, { name => 'state' } ],
closure_custom_calc => $self->can('custom_container_status_calc'),
closure_custom_output => $self->can('custom_container_status_output'),
closure_custom_perfdata => sub { return 0; },
closure_custom_threshold_check => \&catalog_status_threshold
}
},
{ label => 'restarts-count', nlabel => 'containers.restarts.count', set => {
key_values => [ { name => 'restarts' }, { name => 'perf' } ],
output_template => 'Restarts: %d',
perfdatas => [
{ label => 'restarts_count', template => '%d',
min => 0, label_extra_instance => 1, instance_use => 'perf' }
]
}
}
];
}
sub new { sub new {
my ($class, %options) = @_; my ($class, %options) = @_;
my $self = $class->SUPER::new(package => __PACKAGE__, %options, force_new_perfdata => 1); my $self = $class->SUPER::new(package => __PACKAGE__, %options, force_new_perfdata => 1);
bless $self, $class; bless $self, $class;
$options{options}->add_options(arguments => { $options{options}->add_options(arguments => {
"filter-name:s" => { name => 'filter_name' }, 'filter-name:s' => { name => 'filter_name' },
"filter-namespace:s" => { name => 'filter_namespace' }, 'filter-namespace:s' => { name => 'filter_namespace' },
"extra-filter:s@" => { name => 'extra_filter' }, 'extra-filter:s@' => { name => 'extra_filter' },
"warning-pod-status:s" => { name => 'warning_pod_status', default => '' }, 'warning-pod-status:s' => { name => 'warning_pod_status', default => '' },
"critical-pod-status:s" => { name => 'critical_pod_status', default => '%{status} !~ /running/i' }, 'critical-pod-status:s' => { name => 'critical_pod_status', default => '%{status} !~ /running/i' },
"warning-container-status:s" => { name => 'warning_container_status', default => '' }, 'warning-container-status:s' => { name => 'warning_container_status', default => '' },
"critical-container-status:s" => { name => 'critical_container_status', default => '%{status} !~ /running/i || %{state} !~ /^ready$/' }, 'critical-container-status:s' => { name => 'critical_container_status', default => '%{status} !~ /running/i || %{state} !~ /^ready$/' },
"units:s" => { name => 'units', default => '%' }, 'units:s' => { name => 'units', default => '%' }
}); });
return $self; return $self;
@ -240,7 +238,6 @@ sub manage_selection {
$self->{pods} = {}; $self->{pods} = {};
my $results = $options{custom}->kubernetes_list_pods(); my $results = $options{custom}->kubernetes_list_pods();
foreach my $pod (@{$results}) { foreach my $pod (@{$results}) {
if (defined($self->{option_results}->{filter_name}) && $self->{option_results}->{filter_name} ne '' && if (defined($self->{option_results}->{filter_name}) && $self->{option_results}->{filter_name} ne '' &&
$pod->{metadata}->{name} !~ /$self->{option_results}->{filter_name}/) { $pod->{metadata}->{name} !~ /$self->{option_results}->{filter_name}/) {
@ -267,9 +264,9 @@ sub manage_selection {
name => $pod->{metadata}->{name}, name => $pod->{metadata}->{name},
namespace => $pod->{metadata}->{namespace}, namespace => $pod->{metadata}->{namespace},
status => $pod->{status}->{phase}, status => $pod->{status}->{phase},
containers_total => scalar(@{$pod->{status}->{containerStatuses}}), containers_total => defined($pod->{status}->{containerStatuses}) ? scalar(@{$pod->{status}->{containerStatuses}}) : 0,
containers_ready => 0, containers_ready => 0,
restarts_total => 0, restarts_total => 0
}; };
foreach my $container (@{$pod->{status}->{containerStatuses}}) { foreach my $container (@{$pod->{status}->{containerStatuses}}) {
@ -278,7 +275,7 @@ sub manage_selection {
status => keys %{$container->{state}}, status => keys %{$container->{state}},
state => $container->{ready}, state => $container->{ready},
restarts => $container->{restartCount}, restarts => $container->{restartCount},
perf => $pod->{metadata}->{name} . '_' . $container->{name}, perf => $pod->{metadata}->{name} . '_' . $container->{name}
}; };
$self->{pods}->{$pod->{metadata}->{uid}}->{global}->{containers_ready}++ if ($container->{ready}); $self->{pods}->{$pod->{metadata}->{uid}}->{global}->{containers_ready}++ if ($container->{ready});
$self->{pods}->{$pod->{metadata}->{uid}}->{global}->{restarts_total} += $container->{restartCount}; $self->{pods}->{$pod->{metadata}->{uid}}->{global}->{restarts_total} += $container->{restartCount};