Rather than directly diving into the Terraform scripts, let's quickly learn about what is Terraform and how IBM Cloud Schematics simplifies the Terraform scripting experience on IBM Cloud. If more instances are necessary, terraform will know how many instances to create and create the instances necessary. We will see detailed steps on how you can install Terraform on centos or RHEL Linux. The VPC spans over multiple availability zones of a region. Create Terraform scripts for Amazon VPC deployment. Run terraform apply to actually create AWS resources: EC2 security group and EC2 instance. Now you can confirm the new resource definition by running terraform plan. As in, when we are creating the resource block for an EC2 instance, in order for us to assign the role to that instance, it expects the aws_iam_instance_profile to be given as a parameter. aws_eip_association: Associates the elastic IP with the instance that is being created. The subnet cannot be a part of more than one availability zone. One major difference between Terraform code, and most mainstream programming languages, is that the first on… Create a directory with a suitable name, I have created it with the name ec2-instance. Assigning the IAM role, to an EC2 instance on the fly using terraform. It is created by Hashicorp and is an Advanced Technology Partner in the AWS Partner Network (APN). In this article, we are going to see how to install Terraform and create an AWS EC2 machine. Let’s say you have an EC2 instance UP and running and you want to create another EC2 instance with same configurations. Prerequisites and source code: Terraform Setup and AWS VPC Subnet Creation (1/5) VPC Subnet Routing and Internet Access with Terraform (2/5) This is the continuation of a AWS Terraform demo to create a VPC in AWS with an EC2 instance connected to MariaDB database running in RDS using a single Terraform plan. It allows you to define your infrastructure in a similar way you write your applications. Select the region where instances will be created (as Key Pais are unique to each region). Step3: Pre-Validate the change – A pilot run. The Terraform AWS Example configuration file. The default route, mapping the VPC’s CIDR block to “local”, is created implicitly and cannot be specified. Terraform file for creating EC2 instance. You'll have very good understanding of VPC concepts like Subnets, Route Tables and Internet Gateways by putting all into real-world practice with Terraform code! This lets us re-use the same module if multiple VPCs have to be created, it has to be ensured that the module names are different. We can also create a new VPC in this step. Terraform will automatically detect the definition file which has the file name “main.tf”. instance_tenancy: if it is true, your ec2 will be the only instance in an AWS physical hardware. Step4: Go ahead and Apply it with Terraform apply. It is better to use groups as a source, that way an element gets access to other resources by being a member of a group, not by having a specific IP that can change. Ask Question Asked 2 years ago. For example, using a control system to keep track of code changes, and easily track bugs. Finally, the mapping is saved in the Terraform … The CIDR blocks have to be different if the VPC is created in the same region. If networking planning isn’t really a crucial part of your infrastructure, that is being deployed in AWS it is ideal to choose the default VPC. public_ip - The public IP address assigned to the Instance, if applicable. Avoid creating too many groups and don’t use CIDR as a source (except for Internet as a source). Create EC2 instance with Terraform – Terraform EC2. There are 65,536 IP addresses are ready to use. This website uses cookies to improve your experience. In this case, for resiliency, each subnet is located in different AWS Availability Zones. It is used to specify which type of traffic can be allowed to the instance and through which ports. For example, a terraform plan might be run before committing a change to version control, to create confidence that it will behave as expected. Now to create an Instance run terraform apply command. But opting out of some of these cookies may have an effect on your browsing experience. The configuration in main.tf will provision a new VPC with public and private subnets, a load balancer, and two EC2 instances, one in each private subnet. In this blog, we will show you how to create high-availability Amazon VPC with multiple VPC subnets (private and public) in different AWS availability zones. I use a Bastion host to SSH into my main servers and bring up the bastion host on demand only when I need it giving me some cost savings. In this workshop we need to create EC2 instance in its own security group, see documentation here and here. There isn’t any required parameter for this resource. If your Terraform does not show any changes to your AWS infrastructure, it means you imported the resource successfully. You should use this AMI ID in your terraform file to launch an EC2 Instance with Ubuntu 18.04. We added 1 more instance and modifying the tag for the already existing instance. To simulate this process, we need an existing VPC infrastructure to work with. This command locates the AWS instance with ID i-abcd1234. Firstly, what is Terraform? Let’s create one and start defining cloud resources. It requires the instance_id of the instance being created and the association_id of the elastic IP that is created. Terraform will check the state to see how many instances you currently have. Terraform Module for providing a general purpose EC2 host. Any cookies that may not be particularly necessary for the website to function and is used specifically to collect user personal data via analytics, ads, other embedded contents are termed as non-necessary cookies. It doesn’t create a new resource but adapts the existing default route table for every VPC that gets created. (Note: VM instance in this subnet will have Internet access) Private Subnet: 10.0.100.0/24 To verify the newly created VPC… Creating an EC2 instance and attaching Amazon EBS volume to the instance … aws_eip: Creates an Elastic IP which can be linked with the instance. Also, is there a way to automate this process i.e. aws_subnet: It is a subset of the aws_vpc which can have its own route table and security_groups attached. Using this Terraform template, I will create a VPC: Name: terraform-vpc IP block for this VPC: 10.0.0.0/16 Public Subnet: 10.0.1.0/24. We will be making 1 VPC with 4 Subnets: 2 Private and 2 Public, 2 NAT Gateways, 1 Internet Gateway, and 4 Route Tables. Prerequisites and source code: Terraform Setup and AWS VPC Subnet Creation (1/5) VPC Subnet Routing and Internet Access with Terraform (2/5) NOTE : If you are using an aws_eip with your instance, you should refer to the EIP's address directly and not use public_ip , … Ideally, you woul… A Terraform Module to create a simple, autoscaled SSM Agent EC2 instance along with its corresponding IAM instance profile. Internet Gateway — The typical pitfall. Today we will test out Terraform and do a Basic Deployment by Launching an EC2 Instance on Amazon Web Services. i-0421ae392a9e26277 is the actual EC2 instance ID which you want to map to. Terraform … After “terraform init” 6. In the last tutorial, you used modules from the Terraform Registry to create a VPC and EC2 instance in AWS. Note: The above configuration is designed to work on most EC2 accounts, with access to a default VPC.For EC2 Classic users, please use t1.micro for instance_type, and ami-408c7f28 for the ami.If you use a region other than us-east-1 then you will need to choose an AMI in that region as AMI IDs are region specific. For EC2-VPC, this is only available if you've enabled DNS hostnames for your VPC. Rules are evaluated in order until a match is found. The name of the module has to be unique per state file. Lets took an example for infrastructure as a code, as mention in below diagram we have two VPC with different subnets we need to do VPC peering, normally we are walking to Amazon management console click around web UI and create necessary resources and build infrastructure this is a very manual process. Authentication will use a private key, and in the case of Ubuntu a username named “ubuntu”. To lunch or deploy ec2 instance in aws with terraform we have to create aws ec2 terraform template or script. EC2 Instances and Resource Security. aws_default_route_table: Provides a resource to manage a Default VPC Routing Table. VPC with Terraform. public_ip - The public IP address assigned to the Instance, if applicable. Near enough every demo I've looked at so far, has been generating new key pairs when creating the instances. If both are … It is stateful and hence the return traffic to the ports in the security group is automatically allowed, Access Control Lists — Acts as a firewall to restrict access in and out of a subnet, If system architecture requires a few public-facing nodes and a few of them not publicly accessible. Having configured most of the values for the instance in the terraform.tfvars, now the file aws_ec2_pro_wp.tf makes use of Terraform modules to create the resources. Using this Terraform template, I will create a VPC: Name: terraform-vpc IP block for this VPC: 10.0.0.0/16 Public Subnet: 10.0.1.0/24. It is easy to implement a massively scaled database, with replication, fail-over in case a database crashes, automatic backups, automatic upgrades, since all of … Finally, you deployed an EC2 Instance using terraform. We're going to create the following on AWS: A VPC with 1 Route table that connects the Internet Gateway to the public subnet that hosts the EC2 instance. Posted on July 8, 2015.Tagged with: terraform, and amazon-web-services. ; One of subnet_id or subnet_ids is required. 4.5. The variables located in variables.tf allow you to configure the VPC. Type yes and hit Enter to deploy the EC2 Instance. You'll be confident to work with AWS using Terraform for any kind of AWS Resource on VPC and EC2 Instances! You'll learn how to read and code against an Terraform HCL language! This category only includes cookies that ensures basic functionalities and security features of the website. If more instances are necessary, terraform will know how many instances to create and create the instances necessary. I hope this article has given you some insight into how powerful Terraform is and how you can create a Terraform EC2 instance. The AWS RDS service offers many advantages over self-hosted MySQL. Active 2 years ago. Note: Directory structure is not mandatory, Terraform loads all the .tf files from the directory and decides what to launch or modify..gitignore ; One of subnet_id or subnet_ids is required. A VPC provides the following functionalities: Components and a brief description of AWS VPC: Every AWS region comes with a default VPC and a maximum of 5 custom VPC’s can be created per region. Requires the AMI from which the instance has to be created and the instance_type. Since this is a test instance, I want to destroy the resources I have created and I can do it by executing terraform destroy command.. Hope this article helps you understand, How Terraform AWS or Terraform EC2 instance creation works in real-time. Necessary cookies are absolutely essential for the website to function properly. Terraform will check the state to see how many instances you currently have. NOTE : If you are using an aws_eip with your instance, you should refer to the EIP's address directly and not use public_ip , … Also, is there a way to automate this process i.e. Access control is arranged using security groups, one for the EC2 public subnet and 1 for the RDS private subnets. We now have enough ready to go about attaching an RDS instance to the VPC. The variables located in variables.tf allow you to configure the VPC. A fleet of similar nodes can be placed in the same subnet. Terraform is a great tool to add to your DevOps tool belt! network_interface can't be specified together with vpc_security_group_ids, associate_public_ip_address, subnet_id.See basic example for details. While using existing Terraform modules correctly is an important skill, every Terraform practitioner will also benefit from learning how to create modules. Here i created a terrafrom temaplate to lunch aws ec2 instance and named it as ec2.tf. Before proceeding, I assume that you have a basic understanding of Terraform and VPC on AWS. We are selecting AZ- … Terraform keeps track of the current state of the infrastructure it created and applies delta changes when something needs to be updated, added, or deleted. The requirement parameters would be the cidr_block which should be a subset of the VPC cidr_block and the vpc_id of which it would be a part of. For instance, the private_subnets_per_vpc variable controls the number of private subnets the configuration will create.. Initialize Terraform in this directory. In this article, I will show you how to create a VPC along with Subnets, Internet Gateway, NAT Gateways, and Route Tables. The scripts so far have created a VPC, with a set of public and private subnets, and then attached an EC2 instance. In this example the module path implies that the root module is used. Our infrastructure aim includes-→ Creating a VPC with CIDR 10.0.0.0/16 → A public subnet inside VPC with CIDR 10.0.1.0/24 → A private subnet inside VPC with CIDR 10.0.2.0/24 EC2 instances are defined using the terraform.tfvars, some values (ami, vpc_security_group_ids and subnet_id) are derived from modules output so the definition is in the aws_ec2_pro_wp.tf file as terraform.tfvars doesn’t allow interpolation. aws_internet_gateway: It is really crucial in providing access to the external network for all the nodes in the VPC. Today, I will show you how to use Terraform to create a customized VPC in AWS. While creation it requires the vpc_id in which the instance is created and the ingress outgress rules. Our infrastructure aim includes-→ Creating a VPC with CIDR 10.0.0.0/16 → A public subnet inside VPC with CIDR 10.0.1.0/24 → A private subnet inside VPC with CIDR 10.0.2.0/24 The private key needs to be registered in AWS EC2 console, it can be uploaded to the console or created using a wizard. Now that, we have understood how to create an EC2 instance using terraform, let us create a bit more advance infrastructure using terraform. Terraform Setup and AWS VPC Subnet Creation (1/5), VPC Subnet Routing and Internet Access with Terraform (2/5), AWS Route 53, AMI Lookup and EC2 Creation with Terraform (3/5), Creating AWS RDS Database with Terraform (4/5), Avoiding AWS instance destroy with Terraform, AWS RDS MariaDB Database and Resource Tags with Terraform (4/5), EC2 Instances and Resource Security with Terraform (5/5), Using Ansible for Terraform Managed AWS Infrastructure. A VPC is a logically isolated virtual network, where AWS nodes like EC2, load balancers and so on can be launched. 5 min read. Back in the AWS console, we can see that the instance has been terminated. To simulate this process, we need an existing VPC infrastructure to work with. append something like a template for new EC2 instance to existing … After typing yes, Terraform will begin tearing down the EC2 instance. Save the downloaded pem file in ${HOME}/keys/ditwl_kp_infradmin.pem. The Remote Engine client EC2 instances are distributed among all the subnets of the existing VPC, vpc-0bcacdc740e504209, as the input variable, subnet_ids, is net set. This is the continuation of a AWS Terraform demo to create a VPC in AWS with an EC2 instance connected to MariaDB database running in RDS using a single Terraform plan. Any of the below factors would be a reason to set up a new VPC rather than using the default VPC, Once you are convinced that you need to create a new VPC for your infrastructure needs, the following resources are to be created in Terraform. The .tf file is specific to terraform 0.12 and wouldn’t work with older versions unless the variables which are declared with first-class expression syntax are changed to older string interpolation syntax. It also provides a way to import existing resources and target only specific resources. The default VPC comes with the Internet gateway and when creating the instance in that VPC, the user doesn’t have to worry about creating an internet gateway or the route table entry to route traffic in the VPC to the internet gateway. The assume_role_policy parameter is a must to be given within the resource block, and there are other optional parameters as well such as name, path, description etc. You'll be confident to work with AWS using Terraform for any kind of AWS Resource on VPC and EC2 Instances! ; Changes in ebs_block_device argument will be ignored. We recommend having a generic group for resource each type with all common rules, and a specif group for each individual resource with the particularities. Nick Charlton. In that example we used Terraform to set up a VPC with EC2 instances, and in one case one of the EC2 instances had a self-hosted MySQL database. Flow diagram how to Setup AWS VPC Peering with Terraform. The term “resource” will be used for any infrastructure we create such as VPC, subnets, EC2 instances and others. Then it attaches the existing settings of the instance, as described by the EC2 API, to the name aws_instance.example of a module. aws_instance: Creates the instance. Two private subnets configured as 1 subnet group that hosts 1 RDS instance. terraform-aws-ec2-instance. Attaching EBS volumes to EC2 instances using Terraform; Creating AWS Elastic Filesystems with Terraform ; Terraform EBS and EFS with Cloud Volumes ONTAP; Terraform and AWS. network_interface can't be specified together with vpc_security_group_ids, associate_public_ip_address, subnet_id.See basic example for details. i-0421ae392a9e26277 is the actual EC2 instance ID which you want to map to. Home » Tutorials » AWS » Creating AWS EC2 Instances and Security Rules with Terraform (5/5). Use aws_volume_attachment resource to attach and detach volumes from AWS EC2 instances. In this blog, we will show you how to create high-availability Amazon VPC with multiple VPC subnets (private and public) in different AWS availability zones. You'll be able to launch your own infrastructure on AWS without even signing-in to AWS! We can select an already existing SG or create a new one. Notes. aws_security_group: Security group are applied at the instance level. 1. Viewed 722 times 1. How to Install and create AWS EC2 Instance using Terraform. After the VPC creation is done, for creating the instance, we need the subnet ID of the VPC to be passed into the resource. It deletes the existing entries in the default route table and configures it based on the input received from Terraform. Notes. creating multiple instances using count. Create AWS Ec2 Instance Terraform Template. The directory tree for modules can be as follows, Each module will contain variables.tf which includes a declaration of variables that are needed to be passed into the resources of the module, The variables declared above will be used as parameters in the .tf file. resource "aws_instance" "VM-in-new-vpc" {, Agile Approach to Hybrid and Multi-Cloud Integration, Incorporating Theme — Software Engineering, Taming large-scale file transformations on AWS: Part One, Successfully working with open source software, Why Does Agile exist? When it comes to servers, Terraform has multiple ways of configuring and wiring them up with existing configuration management tools. In the repository associated with this post, I have some Terraform modules that will let us easily create a VPC with public / private subnet pairs across multiple availability zones. Step2: Initialize Terraform. Other options such as nat_gateway_id, network_interface_id can also be used instead of gateway_id based on where the traffic from the VPC has to be routed. All EC2 instance names and its Security Rules and Groups follow a naming pattern: In order to access the created Linux instances in AWS you will need an SSH client. We also use third-party cookies that help us analyze and understand how you use this website. It requires two parameters default_route_table_id and the route which includes the cidr_block and the gateway_id. A module can be created with the resources that can be grouped together. Let’s see how to create custom AMI from existing EC2 Instance. Create the following directory structure: ec2-instance – my-instance.tf – Creds.tf – .gitignore. In this article, I will show you how to create a VPC along with Subnets, Internet Gateway, NAT Gateways, and Route Tables. Creating AWS EC2 Instances and Security Rules with Terraform (5/5). It is a good practice to modularize resources in Terraform. Continue the Terraform and Ansible demo, see: Your email address will not be published. Step 4) Availability Zone- we'll select the AZ where we want to place our instance based on our application architecture. A VPC spans All it needs for creating a VPC is the cidr_block. a single key pair for all Windows instances … VPC with Terraform. No SSH access to the EC2 instances as ssh_cidr_blocks is empty. When it comes to servers, Terraform has multiple ways of configuring and wiring them up with existing configuration management tools. Create a folder to store Terraform files with the *.tf extension in one place; Terraform scans recursively any subfolders to collect all .tf files and create a deployment plan.. Next, create a variables.tf file, where you will declare all global variables with a short description and a default value, as in the following example: If the VPC has to be created in a different region, the same module can be re-used but the provider information has to be included, which contains the region information. It will also create NAT gateways to allow outbound internet traffic for instances on the private subnets. When creating a new Security Group inside a VPC, Terraform will remove this default rule, and require you specifically re-create it if you desire that rule.We feel this leads to fewer surprises in terms of controlling your egress rules. These cookies will be stored in your browser only with your consent. If your Terraform does not show any changes to your AWS infrastructure, it means you imported the resource successfully. The Terraform module /modules/aws/ec2/instance/add is used to create the EC2 instance. It will also create NAT gateways to allow outbound internet traffic for instances on the private subnets. Create VPC! Now that we have an existing VPC infrastructure, we can provision Amazon EKS. ; Changes in ebs_block_device argument will be ignored. What is Terraform: As described from their website: "Terraform enables you to safely and predictably create, change, and improve production infrastructure. ... How to create EC2 instance using terraform. (Note: VM instance in this subnet will have Internet access) Private Subnet: 10.0.100.0/24 To verify the newly created VPC… Every VPC when created is attached to a default security group which allows all incoming and outgoing traffic. For instance, the private_subnets_per_vpc variable controls the number of private subnets the configuration will create.. Initialize Terraform in this directory. Most of the variables come from the aws_ec2_pro_pub_wp_01 variable definition from terraform.tfvars and the rest are interpolations to other resources: Securing AWS VPC resources with Terraform makes use of 3 modules: Create a small number of security groups than can be combined together to create the desired security configuration. Step1: Creating a Configuration file for Terraform AWS. Scrum Has the Answer, Logical Isolation of resources in your account from the rest of the Cloud, Routing traffic to and from your private network, Controlling access to the resources in your network, VPC CIDR Block — Helps in providing private IP addresses to the nodes, subnet — Subset of the VPC where the instances can be launched, Internet gateway — Connects the instances to the internet, Route Table — Place to specify the allowed routes for outbound network traffic, Security group — Restricts the inbound traffic to the instance. This includes an SSM document to enable session logging to S3 and CloudWatch for auditing purposes. 5. append something like a template for new EC2 instance to existing … Create a VPC with Terraform. I when I attach a security group to an EC2 instance in Terraform using the vpc_security_group_ids attribute, subsequent runs of the same configuration always result in changes to the environment. The reason we have 2 subnets for RDS is because that is a deployment requirement, you cannot launch an RDS instance without configuring it with 2 subnets. Before proceeding, I assume that you have a basic understanding of Terraform and VPC on AWS. You also have the option to opt-out of these cookies. See this example. This is the continuation of a AWS Terraform demo to create a VPC in AWS with an EC2 instance connected to MariaDB database running in RDS using a single Terraform plan. AWS generates a PEM file that you should store in a safe place. With this approach you can apply some of the application development practices to you deployment process. The configuration in main.tf will provision a new VPC with public and private subnets, a load balancer, and two EC2 instances, one in each private subnet. I would like to create my existing VPC and related resources (subnet, SG, route table, NACL, IGW, NAT- instance) into the other region by using terraform import. The terraform script: 1. A VPC is a logically isolated virtual network, where AWS nodes like EC2, load balancers and so on can be launched. If the AMI needs to be created from ebs_block_device than the resources ami and the instance can be grouped together into a module and can be re-used if required. A few possibly relevant details: I am attempting to create a new instance and security group in the default VPC … Now, What you have do is, Create an image from that EC2 Instance and you will have a custom AMI with AMI ID, You should use that ami id in your terraform file. Step 3) Next we'll select the security group for the instance. (The default VPC ensures that all the instances in it are publicly accessible. AWS Account(root user email) Create an IAM User. By default, AWS creates an ALLOW ALL egress rule when creating a new Security Group inside of a VPC. Common commands: apply Builds or changes infrastructure console Interactive console for Terraform interpolations destroy Destroy Terraform-managed infrastructure env Workspace management fmt Rewrites config files to canonical format get Download and install modules for the configuration graph Create a visual graph of Terraform resources import Import existing infrastructure into Terraform … It is mandatory to procure user consent prior to running these cookies on your website. Now you can confirm the new resource definition by running terraform plan. For EC2-VPC, this is only available if you've enabled DNS hostnames for your VPC. If both are … In short, it is an IaC (Infrastructure as Code) tool easing a process of delivering software. We'll assume you're ok with this, but you can opt-out if you wish. The following illustration shows the security groups and rules applied to each AWS resource. — Terraform Documentation. Now that, we have understood how to create an EC2 instance using terraform, let us create a bit more advance infrastructure using terraform. Please fill out the form and let us help with your migration and automation itinerary for your Cloud Infrastructure. This website uses cookies to improve your experience while you navigate through the website. This is intended to be used with SSM Session Manager and other SSM functionality to replace the need for a Bastion host and further secure your cloud environment. Create a folder to store Terraform files with the *.tf extension in one place; Terraform scans recursively any subfolders to collect all .tf files and create a deployment plan.. Next, create a variables.tf file, where you will declare all global variables with a short description and a default value, as in the following example: Using an existing RDS module from the registry and customizing it to your needs. Ec2 that we would like to use role creation will be used any! Now have enough ready to Go about attaching an RDS instance to the external network for the! Deploy the EC2 instance UP and running and you want to map to CIDR... The mapping is saved in the Terraform online software repository rule when creating a configuration file for Terraform AWS example. Don ’ t use CIDR as a source ( except for internet as a (! Actually create AWS EC2 machine over multiple availability zones have the option to opt-out of cookies! And target only specific resources will be used for any kind of AWS on! Blocks have to be unique per state file variables located in different AWS zones! Instance must exist before the Elastic IP that is being created and the association_id of the instance … Notes a. The IAM role creation will be the only instance in an AWS physical hardware more instance named. Lab Tech – some Rights Reserved © 2020 proceeding, I have created VPC! The aws_vpc which can be grouped together following directory structure: ec2-instance – my-instance.tf – Creds.tf –.gitignore launch own... For your network design would encompass most of the module has to be created and the route which includes cidr_block. Module to create another EC2 instance how you can apply some of the aws_vpc which can have its own group! Directory structure: ec2-instance – my-instance.tf – Creds.tf –.gitignore online software repository VPC is the EC2... Already existing SG or create a new security group and EC2 instances and security features of the application development to... Show any changes to your DevOps tool belt you some insight into how powerful Terraform is an Advanced Technology in... Far have created a VPC and EC2 instance ID which you want to map to APN ) arranged security... Workshop we need an existing VPC infrastructure to work with and target only specific resources this resource a. And how you can easily get Terraform binaries from the EC2 API, to instance. Different AWS availability zones of a module can be launched same subnet controls the number private. For instances on the private address range for the instance group that hosts 1 RDS instance providing general... Except for internet as a source ( except for internet as a source ) instance must exist before the IP... Infrastructure ) you require a specific size of subnets in the last tutorial, you an. Created by Hashicorp and is an Advanced Technology Partner in the same network design internet as a source except! Block for your cloud infrastructure resources I have created a VPC spans over multiple availability zones and easily bugs., Terraform will begin tearing down the EC2 instances and security rules Terraform... Easing a process of delivering software AWS creates an allow all egress rule when creating the instances to build modify... And subnets in a different availability zone, modify, and then access the database from the …. Essential for the EC2 API, to the instance has been generating new key pairs creating. With Terraform ( 5/5 ) Launching an EC2 instance in AWS EC2.! Ip which can be launched template or script I am just starting learn. By Hashicorp and is an IaC ( infrastructure as code ) tool easing a process of delivering....