Stock Price Update Server using Node.js Pub/Sub Method

This project implements a real-time stock price update server using Node.js with a Pub/Sub (Publish/Subscribe) methodology between servers and publisher . The server subscribes to specific stocks and sends updates to connected clients when the price of these stocks changes. It utilizes Socket.IO for real-time communication between the server and clients.

Features

• Real-time Stock Price Updates: The server fetches stock prices and updates subscribers in real-time.
• Pub/Sub Methodology: Utilizes a Pub/Sub pattern to efficiently manage subscriptions and updates between servers
• Socket.IO Integration: Enables real-time communication between the server and clients.
• Scalable Architecture: Designed for scalability, allowing for easy addition of more servers, stocks and clients.

Requirements

• Node.js and redis installed on your machine
• or Docker

Installation

1. Clone the Repository

   git clone https://github.com/sreecharan7/multi-server-stock

2. Install NPM Packages

   cd "stock market reciver"
   npm install
   cd ..
   cd "stock market sender"
   npm install

3. Configure Environment Variables Change the environment variables according to your requirements.

4. Run the Project in one terminal

   cd "stock market reciver" 
   node index.js

   in sencod terminal

    cd "stock market sender"
    node index.js

For Docker

1. Configure Docker Environment Variables After cloning, change the environment variables needs

2. Create Docker Compose

   docker-compose up --build

Enjoy the Website!

Visit http://localhost:3000 in your web browser to access the website.

for docker you can also acess at http://localhost:3001

• in this publisher it is not connected to real time stock trader instead used a random genering stock fluctualtion
• you add more stocks at the /stock market sender/index.js (stockNames)
• stock name should be without spaces