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<?php |
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declare(strict_types=1); |
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namespace Canvas\Api\Controllers; |
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use Exception; |
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use PDOException; |
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use Phalcon\Http\Response; |
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use Canvas\Exception\ServerErrorHttpException; |
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use RedisException; |
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use PhpAmqpLib\Exception\AMQPIOException ; |
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/** |
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* Class IndexController. |
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* |
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* @package Canvas\Api\Controllers |
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* |
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* @property Redis $redis |
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* @property Beanstalk $queue |
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* @property Mysql $db |
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* @property \Monolog\Logger $log |
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*/ |
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class IndexController extends BaseController |
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{ |
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/** |
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* Index. |
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* |
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* @method GET |
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* @url / |
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* |
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* @return Response |
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*/ |
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public function index($id = null) : Response |
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{ |
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return $this->response(['Woot Baka']); |
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} |
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/** |
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* Show the status of the diferent services. |
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* |
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* @method GET |
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* @url /status |
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* |
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* @return Response |
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*/ |
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public function status() : Response |
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{ |
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$response = []; |
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//Try to connect to Redis |
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try { |
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$this->redis->hSet('htest', 'a', 'x'); |
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$this->redis->hSet('htest', 'b', 'y'); |
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$this->redis->hSet('htest', 'c', 'z'); |
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$this->redis->hSet('htest', 'd', 't'); |
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$this->redis->hGetAll('htest'); |
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//$this->redis->ping(); |
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} catch (RedisException $e) { |
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$this->log->error($e->getMessage(), $e->getTrace()); |
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$response['errors']['redis'] = $e->getMessage(); |
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} catch (Exception $e) { |
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$this->log->error("Redis isn't working. {$e->getMessage()}", $e->getTrace()); |
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$response['errors']['redis'] = "Redis isn't working."; |
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} |
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//Try to connect to RabbitMQ |
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try { |
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$this->queue; |
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} catch (AMQPIOException $e) { |
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$this->log->error($e->getMessage(), $e->getTrace()); |
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$response['errors']['RabbitMQ'] = $e->getMessage(); |
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} catch (Exception $e) { |
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$this->log->error("RabbitMQ isn't working. {$e->getMessage()}", $e->getTrace()); |
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$response['errors']['RabbitMQ'] = "RabbitMQ isn't working."; |
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} finally { |
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$this->queue->close(); |
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} |
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//Try to connect to db |
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try { |
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$this->db->connect(); |
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} catch (PDOException $e) { |
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$this->log->error($e->getMessage(), $e->getTrace()); |
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$response['errors']['db'] = $e->getMessage(); |
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} catch (Exception $e) { |
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$this->log->error("The database isn't working. {$e->getMessage()}", $e->getTrace()); |
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$response['errors']['db'] = "The database isn't working."; |
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} |
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if (!count($response)) { |
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return $this->response(['OK']); |
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} |
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throw new ServerErrorHttpException(json_encode($response)); |
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} |
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} |
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This check looks for unreachable code. It uses sophisticated control flow analysis techniques to find statements which will never be executed.
Unreachable code is most often the result of
return
,die
orexit
statements that have been added for debug purposes.In the above example, the last
return false
will never be executed, because a return statement has already been met in every possible execution path.