Microservices: RabbitMQ, MassTransit, Message Brokers

RabbitMQ

RabbitMQ is a messaging broker or an intermediate for messages. It provides your applications with a common platform for sending and receiving messages, as well as a secure storage location for your messages until they are received.

RabbitMQ Components

The following are the Components of RabbitMQ:

• Queue
• Message
• Exchange
• Binding
• Routing key
• Connection
• Channel

Rabbit MQ Types of Exchange

The following are the Types of Exchange in RabbitMQ:

1. Direct
2. Topic
3. Fanout

MassTransit

As an intermediary between message brokers and applications, MassTransit is a lightweight, free, open-source message bus for.NET that supports a variety of brokers and message patterns in addition to features like distributed transactions, retry, circuit breaker, outbox, and built-in exception handling.

MassTransit Methods

There are two types of MassTransit Methods:

1. Publish()
2. Send()

Message Brokers

Message brokers are frequently used in Microservices asynchronous communication scenarios. A broker ensures that messages are maintained and tracked within the system, that communication between various microservices is dependable and consistent, and that messages are not lost.