Create README.md

.gitignore

@@ -0,0 +1,29 @@
+# Local .terraform directories
+**/.terraform/*
+
+# .tfstate files
+*.tfstate
+*.tfstate.*
+
+# Crash log files
+crash.log
+
+# Ignore any .tfvars files that are generated automatically for each Terraform run. Most
+# .tfvars files are managed as part of configuration and so should be included in
+# version control.
+#
+# example.tfvars
+
+# Ignore override files as they are usually used to override resources locally and so
+# are not checked in
+override.tf
+override.tf.json
+*_override.tf
+*_override.tf.json
+
+# Include override files you do wish to add to version control using negated pattern
+#
+# !example_override.tf
+
+# Include tfplan files to ignore the plan output of command: terraform plan -out=tfplan
+# example: *tfplan*

README.md

@@ -0,0 +1,2 @@
+# terraformec2
+LUIT project - for Terraform 

ec2.tf

@@ -5,7 +5,6 @@ terraform {
       version = "~> 3.27"
     }
   }
-
   required_version = ">= 0.14.9"
 }
 
@@ -14,11 +13,6 @@ provider "aws" {
   region  = "us-west-2"
 }
 
-resource "aws_instance" "app_server" {
-  ami           = "ami-830c94e3"
-  instance_type = "t2.micro"
-
-  tags = {
-    Name = "ExampleAppServerInstance"
-  }
+module "module-ec2" {
+  source = "./module-ec2" #--- module path
 }

module-ec2/main.tf

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+#--- module-ec2/main.tf 
+
+# Create aws ec2 instance for the app server
+resource "aws_instance" "my_app_server" {
+  ami                    = var.ami_id
+  instance_type          = var.instance
+  vpc_security_group_ids = [aws_security_group.allow_http.id]
+  subnet_id              = aws_subnet.public_subnet.id
+  user_data              = file("user-install.sh")
+  tags = {
+    Name = "EC2-App-Server"
+  }
+}
+
+resource "aws_vpc" "myvpc_main" {
+  cidr_block       = "10.0.0.0/16"
+  instance_tenancy = "default"
+  tags = {
+    Name = "myvpc-main"
+  }
+}
+
+resource "aws_subnet" "public_subnet" {
+  vpc_id                  = aws_vpc.myvpc_main.id
+  cidr_block              = var.cidr
+  availability_zone       = var.az
+  map_public_ip_on_launch = true
+  tags = {
+    Name = "public-subnet"
+  }
+}
+resource "aws_security_group" "allow_http" {
+  name        = "allow-http"
+  description = "Allow http inbound traffic"
+  vpc_id      = aws_vpc.myvpc_main.id
+
+  ingress {
+    description = "http allowed"
+    from_port   = 80
+    to_port     = 80
+    protocol    = "tcp"
+    cidr_blocks = ["0.0.0.0/0"]
+  }
+
+  egress {
+    from_port   = 0
+    to_port     = 0
+    protocol    = "-1"
+    cidr_blocks = ["0.0.0.0/0"]
+  }
+
+  tags = {
+    Name = "allow-http"
+  }
+}

module-ec2/outputs.tf

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+#--- module-ec2/outputs.tf
+
+output "public_ip" {
+  value       = aws_instance.my_app_server.public_ip
+  description = "Gives the public ip address of the created ec2 instance"
+}

module-ec2/providers.tf

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+#--- module-ec2/providers.tf
+# provider is not needed if you already declared it in root
+terraform {
+  required_providers {
+    aws = {
+      source  = "hashicorp/aws"
+      version = "~> 3.27"
+    }
+  }
+}
+
+# Configure the AWS Provider
+provider "aws" {
+  region = var.aws_region
+}

module-ec2/user-install.sh

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+#--- module-ec2/user-install.sh
+
+#!/bin/bash
+apt update -y &&
+apt install -y nginx
+echo "This is nginx server here" > /var/www/html/index.html
+systemctl reload nginx

module-ec2/variables.tf

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+#--- module-ec2/variables.tf
+# Create variable for aws_region
+variable "aws_region" {
+  description = "AWS region"
+  type        = string
+  default     = "us-west-2"
+}
+# Create variable for ami-id
+variable "ami_id" {
+  type    = string
+  default = "ami-0ceecbb0f30a902a6" #-- us-west-2 ami id
+}
+# Create variable for instance type
+variable "instance" {
+  type    = string
+  default = "t2.micro"
+}
+# Create variable for cidr block
+variable "cidr" {
+  type    = string
+  default = "10.0.1.0/24"
+}
+# Create variable for availability zone
+variable "az" {
+  type    = string
+  default = "us-west-2a"
+}