Mini Bank

Introductory project to microservices, metrics and queue management with Kafka.

Structure

⚡ Technologies

• NestJS
• Typescript
• NextJS
• Kafka
• PostgreSQL
• Grafana
• Prometheus
• SocketIO

Pending features

• MonoRepo with Yarn workspace
• Create micro services to payment
• Add typescript
• Create configuration process env
• Send emails to the payee of the transaction
• Create frontend
• Add websocket
• Add monitoring with prometheus in port http://localhost:9090 consumer infos from http://localhost:3000/metrics and grafana http://localhost:4000

Obs: more details about system in ASSETS FOLDER.

Future features

• [] Change db to mongoDB
• [] Apply tests both backend and frontend
• [] Apply Design Patterns and Clean Architecture
• [] Deploy applications

🚀 Development

❯ sudo docker-compose up --build -d

Commands backend

❯ yarn install
❯ yarn server

Open app application in bash in src folder project

❯ sudo docker-compose exec app sh
❯ nest g resource resource-name
❯ nest g service service-name

Commands frontend

❯ yarn dev

Documentation API

URL

Commands kafka console

Producer

❯ sudo docker-compose exec kafka bash
❯ kafka-console-producer --topic topic-name --bootstrap-server localhost:9092

Consumer

❯ sudo docker-compose exec kafka bash
❯ kafka-console-consumer --topic topic-name --bootstrap-server localhost:9092

Environments

• Create .env and set on api services;

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Code made 💜 by Jonathan Cardoso