Asynchronous Service Communication

This project uses asynchronous queuing (via RabbitMQ) to handle communication between internal services, ensuring scalability and performance even under high-traffic conditions.

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Prerequisites

• JDK 23
• Gradle (Kotlin DSL)
• IntelliJ IDEA (recommended) with Docker plugin (optional)
• Docker installed
• Postman (for API testing)

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Setup Instructions

Clone the Repository

git clone https://github.com/shashwathkamath/ChargingPointSessionService.git

For Rabbit MQ

docker run -d --hostname my-rabbit --name rabbitmq \
  -p 5672:5672 -p 15672:15672 rabbitmq:3-management

If docker plugin is installed

• Open docker-compose.yml
• Click the Run/Play button next to the services section
• This will start both RabbitMQ and PostgreSQL automatically

Verifying Setup

• To verify Rabbit MQ setup, go to browser
• Open http://localhost:15672
  • username: guest
  • password: guest

Run the application

• From intelij or cli, run the Main.kt file to start the application.
• Import postman collections and run login api.
• You should get status 200 and sample json

Notes

• Sequence diagrams and objectives explained here: https://docs.google.com/document/d/18EU1KPouKqje3AuvDFcoeLM3gR-Txr3bgEx2qQ_Wjtg/edit?tab=t.0

Troubleshooting

• If you face any issues in above mentioned steps, then please contact me at kamathsh91@gmail.com