Added usage of terrarform aws module

Oct22/aws-ntier-new/dev.tfvars

@@ -0,0 +1,5 @@
+region = "us-west-2"
+vpc-name = "ntier-vpc"
+vpc-cidr = "192.168.0.0/16"
+private-cidrs = [ "192.168.0.0/24", "192.168.1.0/24", "192.168.2.0/24", "192.168.3.0/24" ]
+public-cidrs = [ "192.168.4.0/24", "192.168.5.0/24" ]

Oct22/aws-ntier-new/inputs.tf

@@ -0,0 +1,23 @@
+variable "region" {
+    type = string
+    description = "region of vpc"
+    default = "us-west-2"
+}
+
+variable "vpc-name" {
+    type = string
+    description = "name of the vpc"
+}
+
+variable "vpc-cidr" {
+    type = string
+    description = "cidr range of vpc"
+}
+
+variable "private-cidrs" {
+    type = list(string)
+}
+
+variable "public-cidrs" {
+    type = list(string)
+}

Oct22/aws-ntier-new/network.tf

@@ -0,0 +1,18 @@
+module "vpc" {
+  source = "terraform-aws-modules/vpc/aws"
+
+  name = var.vpc-name
+  cidr = var.vpc-cidr
+
+  azs             = [format("%sa",var.region), format("%sb",var.region)]
+  private_subnets = var.private-cidrs
+  public_subnets  = var.public-cidrs
+
+  enable_nat_gateway = false
+  enable_vpn_gateway = false
+
+  tags = {
+    Terraform = "true"
+    Environment = "dev"
+  }
+}

Oct22/aws-ntier-new/provider.tf

@@ -0,0 +1,15 @@
+terraform {
+  required_providers {
+    aws = {
+      source  = "hashicorp/aws"
+      version = "~> 4.0"
+    }
+  }
+}
+
+# configure aws provider that depends on credentials in
+# HOME-DIR/.aws/credentials
+provider "aws" {
+    region = var.region
+
+}