Network.tf

variable "aws_region" {
  default = "us-east-1"
  type    = string
}

provider "aws" {
  region = var.aws_region
}

#################################################
#                Backend Setup                  #
#################################################

terraform {
  backend "s3" {
    bucket                 = "yogeshnile-terraform-network"
    key                    = "Network/terraform.tfstate"
    region                 = "us-east-1"
    dynamodb_table         = "yogeshnile-terraform"
    encrypt                = true
    skip_region_validation = true
  }
}

#################################################
#                Network setup                  #
#################################################

module "vpc" {
  source               = "terraform-aws-modules/vpc/aws"
  name                 = "my-vpc"
  cidr                 = "10.0.0.0/16"
  azs                  = ["${var.aws_region}a", "${var.aws_region}b", "${var.aws_region}c"]
  private_subnets      = ["10.0.1.0/24", "10.0.2.0/24", "10.0.3.0/24"]
  public_subnets       = ["10.0.101.0/24", "10.0.102.0/24", "10.0.103.0/24"]
  database_subnets     = ["10.0.21.0/24", "10.0.22.0/24"]
  enable_nat_gateway   = true
  single_nat_gateway   = true
  enable_vpn_gateway   = false
  enable_dns_hostnames = true
  tags = {
    Terraform   = "true"
    Environment = "dev"
  }
}

#################################################
#                   Outputs                     #
#################################################

output "vpc_id" {
  value = module.vpc.vpc_id
}

output "private_subnets_ids" {
  value = module.vpc.private_subnets
}

output "public_subnets_ids" {
  value = module.vpc.public_subnets
}

output "database_subnets_ids" {
  value = module.vpc.database_subnets
}