demonmhon / nodejs-microservice-event-driven

Simple for Event Driven Node.js Microservice

Test Node.js Microservice with an event driven approach

Getting Started

Start RabbitMQ

$ cd rabbitmq
$ docker-compose up -d

Check the UI with http://localhost:15672.

username	password
guest	guest

Start Services

(Concurrently)[https://www.npmjs.com/package/concurrently] provides at root

$ npm start
concurrently -n "service-A,service-B" "cd service-a && npm run dev" "cd service-b && npm run dev"

Open service A with http://localhost:3100.

Then service B http://localhost:3200. Observe response in service B.

Diagram

flowchart LR
    P((P: Service A))
    Q[[Queue]]
    C1((C₁: Service B))

    P --> Q --> C1

    class P mermaid-producer
    class Q mermaid-queue
    class C1 mermaid-consumer