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<?php |
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namespace ProtoneMedia\ApiHealth\Checkers; |
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use GuzzleHttp\Client; |
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use GuzzleHttp\Exception\ClientException; |
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use GuzzleHttp\Exception\ConnectException; |
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use Psr\Http\Message\ResponseInterface; |
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abstract class AbstractHttpChecker extends AbstractChecker |
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{ |
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/** |
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* The Guzzle HTTP client |
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* |
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* @var \GuzzleHttp\Client |
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*/ |
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private $httpClient; |
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/** |
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* Guzzle options |
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* |
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* @var array |
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*/ |
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private $guzzleOptions; |
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/** |
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* The URL that must be requested. |
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* |
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* @var string |
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*/ |
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protected $url; |
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/** |
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* The method of the request. |
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* |
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* @var string |
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*/ |
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protected $method = 'GET'; |
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/** |
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* Creates a new instance of this checker with a Guzzle HTTP client and options. |
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* |
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* @param \GuzzleHttp\Client $httpClient |
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* @param array $guzzleOptions |
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*/ |
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public function __construct(Client $httpClient, array $guzzleOptions = []) |
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{ |
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$this->httpClient = $httpClient; |
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$this->guzzleOptions = $guzzleOptions; |
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} |
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/** |
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* Requests the URL and handles any thrown exceptions. |
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* |
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* @return null |
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*/ |
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public function run() |
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{ |
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$method = strtolower($this->method); |
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try { |
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$response = $this->httpClient->{$method}($this->url, $this->guzzleOptions); |
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} catch (ClientException $exception) { |
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$this->throwExceptionByResponse($exception->getResponse()); |
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} catch (ConnectException $exception) { |
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$this->throwConnectException($exception); |
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} |
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$statusCode = $response->getStatusCode(); |
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if ($statusCode >= 200 && $statusCode < 300) { |
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return; |
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} |
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$this->throwExceptionByResponse($response); |
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} |
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/** |
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* Maps a ConnectException into a CheckerHasFailed exception and throws it. |
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* |
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* @param \GuzzleHttp\Exception\ConnectException $exception |
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* |
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* @throws \ProtoneMedia\ApiHealth\Checkers\CheckerHasFailed |
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* @return null |
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*/ |
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private function throwConnectException(ConnectException $exception) |
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{ |
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throw new CheckerHasFailed("{$this->method} request to \"{$this->url}\" failed, client message: {$exception->getMessage()}"); |
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} |
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/** |
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* Maps a Response into a CheckerHasFailed exception and throws it. |
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* |
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* @param \Psr\Http\Message\ResponseInterface $response |
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* |
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* @throws \ProtoneMedia\ApiHealth\Checkers\CheckerHasFailed |
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* @return null |
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*/ |
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private function throwExceptionByResponse(ResponseInterface $response) |
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{ |
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throw new CheckerHasFailed("{$this->method} request to \"{$this->url}\" failed, returned status code {$response->getStatusCode()} and reason phrase: \"{$response->getReasonPhrase()}\""); |
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} |
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} |
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protonemedia /
laravel-api-health
