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<?php
/* Icinga Web 2 | (c) 2021 Icinga GmbH | GPLv2+ */
namespace Icinga\Module\Monitoring\ProvidedHook;
use Icinga\Application\Hook\HealthHook;
use Icinga\Date\DateFormatter;
use Icinga\Module\Monitoring\Backend\MonitoringBackend;
use ipl\Web\Url;
class Health extends HealthHook
{
/** @var object */
protected $programStatus;
public function getName()
{
return 'Icinga';
}
public function getUrl()
{
return Url::fromPath('monitoring/health/info');
}
public function checkHealth()
{
$backendName = MonitoringBackend::instance()->getName();
$programStatus = $this->getProgramStatus();
if ($programStatus === false) {
$this->setState(self::STATE_UNKNOWN);
$this->setMessage(sprintf(t('%s is currently not up and running'), $backendName));
return;
}
if ($programStatus->is_currently_running) {
$this->setState(self::STATE_OK);
$this->setMessage(sprintf(
t(
'%1$s has been up and running with PID %2$d %3$s',
'Last format parameter represents the time running'
),
$backendName,
$programStatus->process_id,
DateFormatter::timeSince($programStatus->program_start_time)
));
$warningMessages = [];
if (! $programStatus->active_host_checks_enabled) {
$this->setState(self::STATE_WARNING);
$warningMessages[] = t('Active host checks are disabled');
}
if (! $programStatus->active_service_checks_enabled) {
$this->setState(self::STATE_WARNING);
$warningMessages[] = t('Active service checks are disabled');
}
if (! $programStatus->notifications_enabled) {
$this->setState(self::STATE_WARNING);
$warningMessages[] = t('Notifications are disabled');
}
if ($this->getState() === self::STATE_WARNING) {
$this->setMessage(implode("; ", $warningMessages));
}
} else {
$this->setState(self::STATE_CRITICAL);
$this->setMessage(sprintf(t('Backend %s is not running'), $backendName));
}
$this->setMetrics((array) $programStatus);
}
protected function getProgramStatus()
{
if ($this->programStatus === null) {
$this->programStatus = MonitoringBackend::instance()->select()
->from('programstatus', [
'program_version',
'status_update_time',
'program_start_time',
'program_end_time',
'endpoint_name',
'is_currently_running',
'process_id',
'last_command_check',
'last_log_rotation',
'notifications_enabled',
'active_service_checks_enabled',
'active_host_checks_enabled',
'event_handlers_enabled',
'flap_detection_enabled',
'process_performance_data'
])
->fetchRow();
}
return $this->programStatus;
}
}
|
