Messages on Rails Part 3: RabbitMQ

RabbitMQ is a general purpose message broker supporting multiple protocols, yet, we are going to focus mostly on AMQP, which is the one that is the most typically used. It implements a smart broker/dumb consumer model. Unlike Kafka, it means that the broker is responsible for delivering messages to the right place. Also, the queue in Rabbit is what you would naturally consider being a queue – it’s not database-like storage as Kafka topics are.So what does publishing and consuming a message actually mean?.