Terraform ECS Module

This Terraform module provisions an VPC, ECS and ALB and related AWS resources for deploying the Toomio backend application.

Description

This module sets up the following AWS resources:

• IAM Roles and Policies
• VPC and Subnets
• ECS Cluster
• ECS Task Definition
• ECS Service
• Application Load Balancer
• Security Groups
• CloudWatch Log Group
• S3 Bucket
• DynamoDB Table

The module is designed to deploy a containerized backend application on AWS ECS using Fargate launch type.

Inputs

Name	Description	Type	Required
backend_app_image	Backend Docker image	string	Yes
acm_arn	ACM ARN for HTTPS listener	string	Yes

Outputs

Name	Description
alb_url	Application Load Balancer URL

Notes

• The module uses an S3 backend for storing Terraform state.
• The ECS task is configured to use Fargate.
• The module creates a CloudWatch log group for the ECS task with a 14-day retention period.
• The VPC is created with public subnets in three availability zones in the us-east-1 region.
• The ALB security group allows inbound traffic on ports 80 and 443 from anywhere.