AWS ELB with Web Servers - Terraform Project

This Terraform project sets up an Elastic Load Balancer (ELB) with two web servers in a single Availability Zone on AWS.

Project Overview

The project creates the following resources:

• VPC with a single public subnet
• Two EC2 instances running Apache web servers
• Application Load Balancer (ALB)
• Security Groups for ALB and EC2 instances
• CloudWatch monitoring

Prerequisites

• AWS CLI configured with appropriate credentials
• Terraform v1.0.0 or later
• AWS account with necessary permissions

Usage

1. Initialize Terraform:

terraform init

2. Review the plan:

terraform plan

3. Apply the configuration:

terraform apply

4. To destroy the infrastructure:

terraform destroy

Structure

• main.tf - Main Terraform configuration
• variables.tf - Input variables
• outputs.tf - Output values
• providers.tf - Provider configurations
• versions.tf - Required providers and versions
• userdata/ - EC2 instance initialization scripts

Monitoring

The project includes CloudWatch metrics for monitoring the load balancer and instances.