'rabbitmq', 'host' => env('mq.queue_rabbitmq_host', 'localhost'), 'port' => env('mq.queue_rabbitmq_port', 5672), 'username' => env('mq.queue_rabbitmq_username', 'guest'), 'password' => env('mq.queue_rabbitmq_password', 'guest'), 'vhost' => env('mq.queue_rabbitmq_vhost', '/'), 'consumer' => [ 'batch_size' => 2, // 每次消费的消息数量 'timeout' => 0, // 长轮询超时时间,0表示无超时 ], ];