🌍 Advanced DevOps Project

This repository demonstrates a complete CI/CD pipeline using Terraform, Jenkins, Kubernetes (EKS), and ArgoCD, enabling automated deployment of a Node.js application on AWS infrastructure.

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📐 Architecture Diagram

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⚙️ Tech Stack

• Infrastructure as Code: Terraform
• Containers: Docker
• Orchestration: Kubernetes (EKS)
• CI/CD: Jenkins, ArgoCD, Helm
• Database: Amazon RDS
• Networking: NGINX Ingress, Cert-Manager, Route53
• IAM Integration: OIDC/IRSA
• App: Node.js + Express

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📝 Prerequisites

• AWS CLI and credentials configured
• Terraform, Helm, Kubectl, Docker installed
• A registered domain with a hosted zone in Route53
• Jenkins with access to GitHub and AWS

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📊 App Overview

A Node.js API with two endpoints:

• /client-ip – stores client IP in RDS
• /client-ip/list – returns all stored IPs

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📁 Project Structure

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├── terraform/                 # IaC to provision EKS, RDS, VPC, etc.
├── k8s/                       # Kubernetes manifests (Deployment, Service, Secrets)
├── helm/                      # Helm chart for the app
├── jenkins_files/            # CI/CD pipeline scripts
├── app/                       # Node.js source code
└── README.md                  # You're here