Terraform

Infrastructure as a Code.

Its Cloud agnostic - Open Source provisioning tool

It's written in the Go language.

Speed and Simplicity
Team Collaboration
Error Reduction
Disaster Recovery
Enhanced Security

Install Terraform CLI

Please make sure AWS Profile is created.

Create Public and Private Keys

Linux / Mac Users

// create private/public key

ssh-keygen -b 2048 -t rsa -f ec2_tf_demo

Windows Users

Open PuttyGen and create a Key

Terraform

mkdir tf-aws-ec2-sample
cd tf-aws-ec2-sample
Create main.tf
Copy the contents of main.tf

// main.tf
#https://registry.terraform.io/providers/hashicorp/aws/latest

terraform {
  required_providers {
    aws = {
      source  = "hashicorp/aws"
      version = "~> 4.51"
    }
  }

  required_version = ">= 1.2.0"
}

provider "aws" {
  profile = "chandr34"
  region = "us-east-1"
}

resource "aws_key_pair" "my_key_pair" {
  key_name   = "my_key_pair"
  public_key = "ssh-rsa AAAAB3NzaC1yc2EAAAADAQABAAABAQDA8Ez4AejUjTLhurpwanyxUKdCsrQXshtve4nXLX9/My47TqZ5NQXI7R8o+vzXKejDOHdjD4vzGA9l8nk7blJBlE4nihzN2aDRbRMZV/ttkn3zDGusDH6obKoyGgH+deZvzB06Jp229I5w/U18vd0UdwAqrArzq/o3GLq7wjnTatOaJIS/Ex1KsZJa9wv1sGs6RPBWxW4LIl9Kbu6j8I9ZXg0608R7cEqu0gur2nyJNLRG5mcqvg21BQ1ia3vOg0BRxo25SyPhFKB4TXl51mQuFxJnVDEakPxmrJjnUaxeaenJ0E8nc21+mWe3h8KeKKVfeHeREvOS7JqGYolxgGc7 ganesh.chandra@FK33CY9K9H"
  #public_key = file("file.pub")
}

resource "aws_instance" "app_server" {
  ami           = "ami-00874d747dde814fa"
  instance_type = "t2.micro"
  key_name = aws_key_pair.my_key_pair.key_name

  tags = {
    Name = "GC Ubuntu Via TF"
  }
}

resource "aws_security_group" "gc_ec2_linux_sg" {
  name = "gc_ec2_linux_sg"

  #Incoming traffic
  ingress {
    from_port = 22
    to_port = 22
    protocol = "tcp"
    cidr_blocks = ["0.0.0.0/0"] #replace it with your ip address
  }

  #Outgoing traffic
  egress {
    from_port = 0
    protocol = "-1"
    to_port = 0
    cidr_blocks = ["0.0.0.0/0"]
  }
}

goto terminal

terraform init
terraform fmt
terraform validate
terraform apply
terraform show

Finally

terraform destroy

PreviousIAM NextStorage Formats

Last updated 1 year ago

// main.tf #https://registry.terraform.io/providers/hashicorp/aws/latest terraform { required_providers { aws = { source = "hashicorp/aws" version = "~> 4.51" } } required_version = ">= 1.2.0" } provider "aws" { profile = "chandr34" region = "us-east-1" } resource "aws_key_pair" "my_key_pair" { key_name = "my_key_pair" public_key = "ssh-rsa AAAAB3NzaC1yc2EAAAADAQABAAABAQDA8Ez4AejUjTLhurpwanyxUKdCsrQXshtve4nXLX9/My47TqZ5NQXI7R8o+vzXKejDOHdjD4vzGA9l8nk7blJBlE4nihzN2aDRbRMZV/ttkn3zDGusDH6obKoyGgH+deZvzB06Jp229I5w/U18vd0UdwAqrArzq/o3GLq7wjnTatOaJIS/Ex1KsZJa9wv1sGs6RPBWxW4LIl9Kbu6j8I9ZXg0608R7cEqu0gur2nyJNLRG5mcqvg21BQ1ia3vOg0BRxo25SyPhFKB4TXl51mQuFxJnVDEakPxmrJjnUaxeaenJ0E8nc21+mWe3h8KeKKVfeHeREvOS7JqGYolxgGc7 ganesh.chandra@FK33CY9K9H" #public_key = file("file.pub") } resource "aws_instance" "app_server" { ami = "ami-00874d747dde814fa" instance_type = "t2.micro" key_name = aws_key_pair.my_key_pair.key_name tags = { Name = "GC Ubuntu Via TF" } } resource "aws_security_group" "gc_ec2_linux_sg" { name = "gc_ec2_linux_sg" #Incoming traffic ingress { from_port = 22 to_port = 22 protocol = "tcp" cidr_blocks = ["0.0.0.0/0"] #replace it with your ip address } #Outgoing traffic egress { from_port = 0 protocol = "-1" to_port = 0 cidr_blocks = ["0.0.0.0/0"] } }