Added modules

Author: LondheShubham153

aws_module_project/backend_infra.tf

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+# Backend Variables
+variable "state_bucket_name" {
+    default = "tws-demo-state-bucket"
+}
+
+variable "state_table_name" {
+    default = "tws-demo-state-table"
+}
+
+variable "aws_region" {
+    default = "us-east-2"
+}
+
+
+# backend resources
+resource "aws_dynamodb_table" "my_state_table" {
+    name = var.state_table_name
+    billing_mode = "PAY_PER_REQUEST"
+    hash_key = "LockID"
+    attribute {
+        name = "LockID"
+        type = "S"
+    }
+    tags = {
+        Name = var.state_table_name
+    }
+}
+
+resource "aws_s3_bucket" "my_state_bucket" {
+    bucket = var.state_bucket_name
+    tags = {
+        Name = var.state_bucket_name
+    }
+}

aws_module_project/main.tf

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+# dev 
+
+module "dev-app" {
+    source = "./my_app_infra_module"
+    my_env = "dev"
+    instance_type = "t2.micro"
+    ami = "ami-007855ac798b5175e" 
+}
+
+#prd
+module "prd-app" {
+    source = "./my_app_infra_module"
+    my_env = "prd"
+    instance_type = "t2.medium"
+    ami = "ami-007855ac798b5175e" 
+}
+
+#stg
+module "stg-app" {
+    source = "./my_app_infra_module"
+    my_env = "stg"
+    instance_type = "t2.small"
+    ami = "ami-007855ac798b5175e" 
+  
+}

aws_module_project/my_app_infra_module/my_bucket.tf

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+resource "aws_s3_bucket" "my_app_bucket" {
+    bucket = "${var.my_env}-tws-demo-app-bucket"
+    tags = {
+        Name = "${var.my_env}-tws-demo-app-bucket"
+    }
+}

aws_module_project/my_app_infra_module/my_server.tf

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+resource "aws_instance" "my_app_server" {
+    count = 2
+    ami = var.ami
+    instance_type = var.instance_type
+    tags = {
+        Name = "${var.my_env}-tws-demo-app-server"
+    }
+}

aws_module_project/my_app_infra_module/my_table.tf

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+resource "aws_dynamodb_table" "my_app_table" {
+    name = "${var.my_env}-tws-demo-app-table"
+    billing_mode = "PAY_PER_REQUEST"
+    hash_key = "userID"
+    attribute {
+        name = "userID"
+        type = "S"
+    }
+    tags = {
+        Name = "${var.my_env}-tws-demo-app-table"
+    }
+}

aws_module_project/my_app_infra_module/variables.tf

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+variable "my_env" {
+    description = "The environment for the app"
+    type = string
+}
+
+variable "instance_type" {
+    description = "value of the instance type"
+    type = string
+}
+
+variable "ami" {
+    description = "value of the ami"
+    type = string
+}

aws_module_project/providers.tf

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+provider "aws" {
+    region = var.aws_region
+}

aws_module_project/terraform.tf

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+terraform {
+  required_providers {
+    aws = {
+      source  = "hashicorp/aws"
+      version = "4.66.1"
+    }
+  }
+  backend "s3" {
+    bucket = "batch3-demo-state-bucket"
+    key = "terraform.tfstate"
+    region = "us-east-1"
+    dynamodb_table = "batch3-demo-state-table"
+  }
+}