| 1 |  |  | <?php | 
            
                                                                                                            
                            
            
                                    
            
            
                | 2 |  |  | /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 3 |  |  |  * This file is part of the login-cidadao project or it's bundles. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 4 |  |  |  * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 5 |  |  |  * (c) Guilherme Donato <guilhermednt on github> | 
            
                                                                                                            
                            
            
                                    
            
            
                | 6 |  |  |  * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 7 |  |  |  * For the full copyright and license information, please view the LICENSE | 
            
                                                                                                            
                            
            
                                    
            
            
                | 8 |  |  |  * file that was distributed with this source code. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 9 |  |  |  */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 10 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 11 |  |  | namespace LoginCidadao\CoreBundle\Diagnostics; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 12 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 13 |  |  | use Predis\ClientInterface; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 14 |  |  | use Predis\PredisException; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 15 |  |  | use ZendDiagnostics\Check\CheckInterface; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 16 |  |  | use ZendDiagnostics\Result\Failure; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 17 |  |  | use ZendDiagnostics\Result\Success; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 18 |  |  | use ZendDiagnostics\Result\Warning; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 19 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 20 |  |  | class RedisServiceCheck implements CheckInterface | 
            
                                                                                                            
                            
            
                                    
            
            
                | 21 |  |  | { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 22 |  |  |     private const KEY_PREFIX = 'redis_check_'; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 23 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 24 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 25 |  |  |      * @var ClientInterface | 
            
                                                                                                            
                            
            
                                    
            
            
                | 26 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 27 |  |  |     private $redis; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 28 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 29 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 30 |  |  |      * RedisServiceCheck constructor. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 31 |  |  |      * @param ClientInterface $redis | 
            
                                                                                                            
                                                                
            
                                    
            
            
                | 32 |  |  |      */ | 
            
                                                                        
                            
            
                                    
            
            
                | 33 | 4 |  |     public function __construct(ClientInterface $redis = null) | 
            
                                                                        
                            
            
                                    
            
            
                | 34 |  |  |     { | 
            
                                                                        
                            
            
                                    
            
            
                | 35 | 4 |  |         $this->redis = $redis; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 36 | 4 |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 37 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 38 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 39 |  |  |      * @inheritDoc | 
            
                                                                                                            
                            
            
                                    
            
            
                | 40 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 41 | 4 |  |     public function check() | 
            
                                                                                                            
                            
            
                                    
            
            
                | 42 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 43 | 4 |  |         if ($this->redis === null) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 44 | 1 |  |             return new Warning('Redis is not configured. Nothing to test...'); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 45 |  |  |         } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 46 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 47 | 3 |  |         $key = self::KEY_PREFIX.random_int(0, PHP_INT_MAX); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 48 | 3 |  |         $value = random_bytes(random_int(10, 255)); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 49 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 50 |  |  |         try { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 51 | 3 |  |             $this->redis->set($key, $value); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 52 | 2 |  |             sleep(2); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 53 | 2 |  |             $response = $this->redis->get($key); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 54 | 2 |  |             $this->redis->del([$key]); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 55 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 56 | 2 |  |             if ($response === $value) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 57 | 1 |  |                 return new Success("Redis is working. Tested SET, GET and DEL"); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 58 |  |  |             } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 59 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 60 | 1 |  |             return new Failure("Redis is not working properly. GET didn't return expected value."); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 61 | 1 |  |         } catch (PredisException $e) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 62 | 1 |  |             return new Failure("Redis is not working properly. Exception: {$e->getMessage()}"); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 63 |  |  |         } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 64 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 65 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 66 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 67 |  |  |      * @inheritDoc | 
            
                                                                                                            
                            
            
                                    
            
            
                | 68 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 69 |  |  |     public function getLabel() | 
            
                                                                                                            
                            
            
                                    
            
            
                | 70 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 71 |  |  |         return 'Predis Redis'; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 72 |  |  |     } | 
            
                                                                                                            
                                                                
            
                                    
            
            
                | 73 |  |  | } | 
            
                                                        
            
                                    
            
            
                | 74 |  |  |  |