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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 c3ad78327d
commit 928a5a966c
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1 changed files with 70 additions and 73 deletions
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143
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 {
my ($self, %options) = @_;
return sprintf("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;
return sprintf(
"Status is '%s'",
$self->{result_values}->{status}
);
}
sub custom_container_status_output {
my ($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}->{state});
$self->{result_values}->{state}
);
}
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}->{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;
}
@ -78,7 +72,7 @@ sub custom_ready_perfdata {
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 => $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};
}
$exit = $self->{perfdata}->threshold_check(
value => $threshold_value, threshold => [ { label => 'critical-' . $self->{label}, exit_litteral => 'critical' },
{ label => 'warning-'. $self->{label}, exit_litteral => 'warning' } ]
value => $threshold_value, threshold => [
{ label => 'critical-' . $self->{thlabel}, exit_litteral => 'critical' },
{ label => 'warning-'. $self->{thlabel}, exit_litteral => 'warning' }
]
);
return $exit;
}
@ -100,12 +96,12 @@ sub custom_ready_threshold {
sub custom_ready_output {
my ($self, %options) = @_;
my $msg = sprintf("Containers Ready: %s/%s (%.2f%%)",
return sprintf(
"Containers Ready: %s/%s (%.2f%%)",
$self->{result_values}->{ready},
$self->{result_values}->{total},
$self->{result_values}->{prct_ready});
return $msg;
$self->{result_values}->{prct_ready}
);
}
sub custom_ready_calc {
@ -114,13 +110,33 @@ sub custom_ready_calc {
$self->{result_values}->{name} = $options{new_datas}->{$self->{instance} . '_name'};
$self->{result_values}->{ready} = $options{new_datas}->{$self->{instance} . '_containers_ready'};
$self->{result_values}->{total} = $options{new_datas}->{$self->{instance} . '_containers_total'};
return 0 if ($self->{result_values}->{total} == 0);
$self->{result_values}->{prct_ready} = $self->{result_values}->{ready} * 100 / $self->{result_values}->{total};
$self->{result_values}->{prct_ready} = 0;
if ($self->{result_values}->{total} > 0) {
$self->{result_values}->{prct_ready} = $self->{result_values}->{ready} * 100 / $self->{result_values}->{total};
}
return 0;
}
sub prefix_pod_output {
my ($self, %options) = @_;
return "Pod '" . $options{instance_value}->{name} . "' ";
}
sub prefix_container_output {
my ($self, %options) = @_;
return "Container '" . $options{instance_value}->{name} . "' ";
}
sub long_output {
my ($self, %options) = @_;
return "Checking pod '" . $options{instance_value}->{name} . "'";
}
sub set_counters {
my ($self, %options) = @_;
@ -130,7 +146,7 @@ sub set_counters {
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 } },
message_multiple => 'All containers status are ok', type => 1, skipped_code => { -10 => 1 } }
]
}
];
@ -141,95 +157,77 @@ sub set_counters {
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'),
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,
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' },
],
{ 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 => $self->can('custom_container_status_output'),
closure_custom_perfdata => sub { return 0; },
closure_custom_threshold_check => \&catalog_status_threshold,
closure_custom_threshold_check => \&catalog_status_threshold
}
},
{ label => 'restarts-count', nlabel => 'containers.restarts.count', set => {
key_values => [ { name => 'restarts' }, { name => 'perf' } ],
output_template => 'Restarts: %d',
perfdatas => [
{ label => 'restarts_count', value => 'restarts', template => '%d',
min => 0, label_extra_instance => 1, instance_use => 'perf' },
],
{ label => 'restarts_count', template => '%d',
min => 0, label_extra_instance => 1, instance_use => 'perf' }
]
}
},
}
];
}
sub prefix_pod_output {
my ($self, %options) = @_;
return "Pod '" . $options{instance_value}->{name} . "' ";
}
sub prefix_container_output {
my ($self, %options) = @_;
return "Container '" . $options{instance_value}->{name} . "' ";
}
sub long_output {
my ($self, %options) = @_;
return "Checking pod '" . $options{instance_value}->{name} . "'";
}
sub new {
my ($class, %options) = @_;
my $self = $class->SUPER::new(package => __PACKAGE__, %options, force_new_perfdata => 1);
bless $self, $class;
$options{options}->add_options(arguments => {
"filter-name:s" => { name => 'filter_name' },
"filter-namespace:s" => { name => 'filter_namespace' },
"extra-filter:s@" => { name => 'extra_filter' },
"warning-pod-status:s" => { name => 'warning_pod_status', default => '' },
"critical-pod-status:s" => { name => 'critical_pod_status', default => '%{status} !~ /running/i' },
"warning-container-status:s" => { name => 'warning_container_status', default => '' },
"critical-container-status:s" => { name => 'critical_container_status', default => '%{status} !~ /running/i || %{state} !~ /^ready$/' },
"units:s" => { name => 'units', default => '%' },
'filter-name:s' => { name => 'filter_name' },
'filter-namespace:s' => { name => 'filter_namespace' },
'extra-filter:s@' => { name => 'extra_filter' },
'warning-pod-status:s' => { name => 'warning_pod_status', default => '' },
'critical-pod-status:s' => { name => 'critical_pod_status', default => '%{status} !~ /running/i' },
'warning-container-status:s' => { name => 'warning_container_status', default => '' },
'critical-container-status:s' => { name => 'critical_container_status', default => '%{status} !~ /running/i || %{state} !~ /^ready$/' },
'units:s' => { name => 'units', default => '%' }
});
return $self;
}
sub check_options {
my ($self, %options) = @_;
$self->SUPER::check_options(%options);
$self->{extra_filter} = {};
foreach my $filter (@{$self->{option_results}->{extra_filter}}) {
next if ($filter !~ /(.*)=(.*)/);
$self->{extra_filter}->{$1} = $2;
}
$self->change_macros(macros => ['warning_pod_status', 'critical_pod_status',
'warning_container_status', 'critical_container_status']);
}
@ -240,7 +238,6 @@ sub manage_selection {
$self->{pods} = {};
my $results = $options{custom}->kubernetes_list_pods();
foreach my $pod (@{$results}) {
if (defined($self->{option_results}->{filter_name}) && $self->{option_results}->{filter_name} ne '' &&
$pod->{metadata}->{name} !~ /$self->{option_results}->{filter_name}/) {
@ -267,9 +264,9 @@ sub manage_selection {
name => $pod->{metadata}->{name},
namespace => $pod->{metadata}->{namespace},
status => $pod->{status}->{phase},
containers_total => scalar(@{$pod->{status}->{containerStatuses}}),
containers_total => defined($pod->{status}->{containerStatuses}) ? scalar(@{$pod->{status}->{containerStatuses}}) : 0,
containers_ready => 0,
restarts_total => 0,
restarts_total => 0
};
foreach my $container (@{$pod->{status}->{containerStatuses}}) {
@ -278,7 +275,7 @@ sub manage_selection {
status => keys %{$container->{state}},
state => $container->{ready},
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}->{restarts_total} += $container->{restartCount};