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<?php |
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namespace Spatie\UptimeMonitor; |
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use Generator; |
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use Illuminate\Support\Collection; |
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use GuzzleHttp\Promise\EachPromise; |
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use Psr\Http\Message\ResponseInterface; |
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use Spatie\UptimeMonitor\Models\Monitor; |
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use GuzzleHttp\Exception\RequestException; |
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use GrahamCampbell\GuzzleFactory\GuzzleFactory; |
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use Spatie\UptimeMonitor\Helpers\ConsoleOutput; |
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class MonitorCollection extends Collection |
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{ |
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public function checkUptime() |
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{ |
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$this->resetItemKeys(); |
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(new EachPromise($this->getPromises(), [ |
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'concurrency' => config('uptime-monitor.uptime_check.concurrent_checks'), |
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'fulfilled' => function (ResponseInterface $response, $index) { |
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$monitor = $this->getMonitorAtIndex($index); |
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ConsoleOutput::info("Could reach {$monitor->url}"); |
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$monitor->uptimeRequestSucceeded($response); |
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}, |
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'rejected' => function (RequestException $exception, $index) { |
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$monitor = $this->getMonitorAtIndex($index); |
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ConsoleOutput::error("Could not reach {$monitor->url} error: `{$exception->getMessage()}`"); |
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$monitor->uptimeRequestFailed($exception->getMessage()); |
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}, |
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]))->promise()->wait(); |
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} |
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protected function getPromises(): Generator |
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{ |
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$client = GuzzleFactory::make( |
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compact('headers'), |
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config('uptime-monitor.uptime-check.retry_connection_after_milliseconds', 100) |
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); |
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foreach ($this->items as $monitor) { |
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ConsoleOutput::info("Checking {$monitor->url}"); |
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$promise = $client->requestAsync( |
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$monitor->uptime_check_method, |
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$monitor->url, |
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array_filter([ |
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'connect_timeout' => config('uptime-monitor.uptime_check.timeout_per_site'), |
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'headers' => $this->promiseHeaders($monitor), |
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'body' => $monitor->uptime_check_payload, |
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]) |
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); |
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yield $promise; |
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} |
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} |
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private function promiseHeaders(Monitor $monitor) |
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{ |
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return collect([]) |
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->merge(['User-Agent' => config('uptime-monitor.uptime_check.user_agent')]) |
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->merge(config('uptime-monitor.uptime_check.additional_headers') ?? []) |
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->merge($monitor->uptime_check_additional_headers) |
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->toArray(); |
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} |
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/** |
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* In order to make use of Guzzle promises we have to make sure the |
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* keys of the collection are in a consecutive order without gaps. |
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*/ |
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protected function resetItemKeys() |
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{ |
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$this->items = $this->values()->all(); |
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} |
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protected function getMonitorAtIndex(int $index): Monitor |
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{ |
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return $this->items[$index]; |
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} |
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/** |
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* @return static |
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*/ |
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public function sortByHost() |
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{ |
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return $this->sortBy(function (Monitor $monitor) { |
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return $monitor->url->getHost(); |
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}); |
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} |
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} |
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spatie /
laravel-uptime-monitor
