Monitoring Server Application (MSA)

The Monitoring Server Application (MSA) is part of a distributed server health monitoring system. It's a Node.js application designed to receive, forward, and store system metrics.

Getting Started

These instructions will help you get the project up and running on your local machine for development and testing purposes.

Prerequisites

• Node.js v14.0.0 or later
• npm v6.0.0 or later

Installing

First, clone the repository to your local machine:

git clone https://github.com/your-username/monitoring-server-application.git
cd monitoring-server-application

Then, install the project dependencies:

npm install

Configuration

Create a .env file in the project root to configure the application. You can use .env.example as a reference. Here are the environment variables you need to set:

LEADER_SERVER_URL: The URL of the leader server to which this application should forward metrics (if not a leader itself). SERVER_ID: The unique identifier for this server. PORT: The port on which this application will run.

Running the Application

To start the server, run:

npm start

The application will start running at http://localhost:${PORT}.

API Endpoints

• POST /api/metrics: Endpoint for sending server metrics to the application.

Testing

You can use a tool like Postman to test the API endpoints. Send a POST request with a JSON body to http://localhost:${PORT}/api/metrics.

Built With

• Node.js - JavaScript runtime
• Express.js - Web application framework
• Winston - Logging library