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<?php |
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namespace Spatie\ServerMonitor\CheckDefinitions; |
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use Exception; |
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use Spatie\ServerMonitor\Models\Check; |
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use Spatie\ServerMonitor\Models\Enums\CheckStatus; |
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use Symfony\Component\Process\Process; |
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abstract class CheckDefinition |
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{ |
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/** @var \Spatie\ServerMonitor\Models\Check */ |
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protected $check; |
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/** |
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* @param \Spatie\ServerMonitor\Models\Check $check |
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* |
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* @return $this |
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*/ |
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public function setCheck(Check $check) |
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{ |
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$this->check = $check; |
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return $this; |
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} |
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public function command(): string |
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{ |
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return $this->command; |
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} |
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public function determineResult(Process $process) |
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{ |
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$this->check->storeProcessOutput($process); |
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try { |
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if (! empty($process->getErrorOutput())) { |
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$this->resolveFailed($process); |
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return; |
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} |
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$this->resolve($process); |
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} catch (Exception $exception) { |
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$this->check->fail('Exception occurred: '.$exception->getMessage()); |
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} |
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} |
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abstract public function resolve(Process $process); |
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public function resolveFailed(Process $process) |
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{ |
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$this->check->fail("failed to run: {$process->getErrorOutput()}"); |
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} |
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/** |
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* When a check is emitting a warning or is failing, a notification will only |
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* be sent once in given amount of minutes. |
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* |
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* @return int |
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*/ |
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public function throttleFailingNotificationsForMinutes(): int |
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{ |
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return config('server-monitor.notifications.throttle_failing_notifications_for_minutes'); |
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} |
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public function performNextRunInMinutes(): int |
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{ |
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if ($this->check->hasStatus(CheckStatus::SUCCESS)) { |
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return (int) config('server-monitor.next_run_in_minutes'); |
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} |
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return 0; |
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} |
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/** |
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* The amount of seconds that check may run. |
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* |
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* @return int |
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*/ |
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public function timeoutInSeconds(): int |
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{ |
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return 10; |
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} |
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} |
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In PHP it is possible to write to properties without declaring them. For example, the following is perfectly valid PHP code:
Generally, it is a good practice to explictly declare properties to avoid accidental typos and provide IDE auto-completion: