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                <?php  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                namespace LeKoala\DevToolkit\Tasks;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                use stdClass;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                use Predis\Client;  | 
            
                            
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                use Predis\Command\ServerInfo;  | 
            
                            
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                use SilverStripe\Dev\BuildTask;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                use LeKoala\DevToolkit\BuildTaskTools;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                use SilverStripe\Core\Injector\Injector;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                use LeKoala\Base\Cache\RedisCacheFactory;  | 
            
                            
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                /**  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                 */  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                class TestCacheSupportTask extends BuildTask  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    use BuildTaskTools;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    protected $title = "Test Cache Support";  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    protected $description = 'Check what cache backends are available and working.';  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    private static $segment = 'TestCacheSupportTask';  | 
            
                            
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                    public function run($request)  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        $this->request = $request;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        $this->testMemcache();  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        $this->testOpcache();  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        $this->testRedis();  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    }  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    protected function testRedis()  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        $predis = new Client('tcp://127.0.0.1:6379'); | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        $this->message($predis->executeCommand(new ServerInfo));  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        $args = [];  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        $redisCache = Injector::inst()->createWithArgs(RedisCacheFactory::class, $args);  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        $this->message($redisCache);  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    }  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    protected function testOpcache()  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        if (!function_exists('opcache_get_status')) { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                            $this->msg("opcache_get_status function is not defined"); | 
            
                            
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                        }  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        $result = opcache_get_status();  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        if ($result) { | 
            
                            
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                            $this->msg("Opcache is active"); | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                            echo '<pre>';  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                            print_r($result);  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                            echo '</pre>';  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        } else { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                            $this->msg("Opcache is disabled. It should be enabled to ensure optimal performances", "error"); | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        }  | 
            
            
                                                                                                            
                                                                
            
                                    
            
            
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                    }  | 
            
            
                                                                        
                            
            
                                    
            
            
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                    protected function testMemcache()  | 
            
            
                                                                        
                            
            
                                    
            
            
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                    { | 
            
            
                                                                        
                            
            
                                    
            
            
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                        if (!class_exists('Memcache')) { | 
            
            
                                                                        
                            
            
                                    
            
            
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                            $this->msg("Memcache class does not exist. Make sure that the Memcache extension is installed"); | 
            
            
                                                                        
                            
            
                                    
            
            
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                        }  | 
            
            
                                                                        
                            
            
                                    
            
            
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                        $host = defined('MEMCACHE_HOST') ? MEMCACHE_HOST : 'localhost'; | 
            
                            
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                        $port = defined('MEMCACHE_PORT') ? MEMCACHE_PORT : 11211; | 
            
                            
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                        $memcache = new \Memcache;  | 
            
            
                                                                        
                            
            
                                    
            
            
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                        $connected = $memcache->connect($host, $port);  | 
            
            
                                                                        
                            
            
                                    
            
            
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                        if ($connected) { | 
            
            
                                                                        
                            
            
                                    
            
            
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                            $this->msg("Server's version: " . $memcache->getVersion()); | 
            
            
                                                                        
                            
            
                                    
            
            
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                            $result = $memcache->get("key"); | 
            
            
                                                                        
                            
            
                                    
            
            
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                            if ($result) { | 
            
            
                                                                        
                            
            
                                    
            
            
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                                $this->msg("Data found in cache"); | 
            
            
                                                                        
                            
            
                                    
            
            
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                            } else { | 
            
            
                                                                        
                            
            
                                    
            
            
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                                $this->msg("Data not found in cache"); | 
            
            
                                                                        
                            
            
                                    
            
            
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                                $tmp_object = new stdClass;  | 
            
            
                                                                        
                            
            
                                    
            
            
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                                $tmp_object->str_attr = "test";  | 
            
            
                                                                        
                            
            
                                    
            
            
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                                $tmp_object->int_attr = 123;  | 
            
            
                                                                        
                            
            
                                    
            
            
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                                $tmp_object->time = time();  | 
            
            
                                                                        
                            
            
                                    
            
            
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                                $tmp_object->date = date('Y-m-d H:i:s'); | 
            
            
                                                                        
                            
            
                                    
            
            
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                                $tmp_object->arr = array(1, 2, 3);  | 
            
            
                                                                        
                            
            
                                    
            
            
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                                $memcache->set("key", $tmp_object, false, 10); | 
            
                            
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                            }  | 
            
            
                                                                        
                            
            
                                    
            
            
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                            $this->msg("Store data in the cache (data will expire in 10 seconds)"); | 
            
            
                                                                        
                            
            
                                    
            
            
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                            $this->msg("Data from the cache:"); | 
            
            
                                                                        
                            
            
                                    
            
            
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                            echo '<pre>';  | 
            
            
                                                                        
                            
            
                                    
            
            
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                            var_dump($memcache->get("key")); | 
            
                            
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                            echo '</pre>';  | 
            
            
                                                                        
                            
            
                                    
            
            
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                        } else { | 
            
            
                                                                        
                            
            
                                    
            
            
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                            $this->msg("Failed to connect"); | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        }  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    }  | 
            
            
                                                                                                            
                                                                
            
                                    
            
            
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                }  | 
            
            
                                                        
            
                                    
            
            
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The issue could also be caused by a filter entry in the build configuration. If the path has been excluded in your configuration, e.g.
excluded_paths: ["lib/*"], you can move it to the dependency path list as follows:For further information see https://scrutinizer-ci.com/docs/tools/php/php-scrutinizer/#list-dependency-paths