example.tf

### NOTE:
### You need to input your  ACCESS_KEY, SECRET_KEY, KEYPAIR_NAME, VPC_ID
###
provider "aws" {
  access_key = "YOUR_ACCESS_KEY"
  secret_key = "YOUR_SECRET_KEY"
  region     = "us-west-2"
}

## Instance Declaration
resource "aws_instance" "example" {
  ami           = "ami-9ee24ffe"
  instance_type = "t2.small"
  key_name = "CHANGE_THIS_TO_KEYPAIR_NAME"
  vpc_security_group_ids = ["${aws_security_group.terraform.id}"]

  tags {
        environment = "development"
        server = "web"
        name= "ansible-aws-web"
  } 

  connection {
    # The default username for our AMI
    user = "ubuntu"
    # The connection will use the local SSH agent for authentication.
  }

  ## using ansible 
   provisioner "ansible" {
       connection {
  	   user = "ubuntu"
       }
       playbook = "playbook.yml"
       hosts = ["all"]
       plays = ["terraform"]
       groups = ["terraform"]
       #extra_vars = { "extra_var":"terraform"}
   }
}

resource "aws_security_group" "terraform" {
  name        = "terraform"
  description = "terraform VPC security group" 
  vpc_id      = "CHANGE_TO_YOUR_VPC_ID"


  # SSH access from anywhere
  ingress {
    from_port   = 22
    to_port     = 22
    protocol    = "tcp"
    cidr_blocks = ["0.0.0.0/0"]
  }

  # HTTP access from the VPC
  ingress {
    from_port   = 80
    to_port     = 80
    protocol    = "tcp"
    cidr_blocks = ["0.0.0.0/0"]
  }

  # outbound internet access
  egress {
    from_port   = 0
    to_port     = 0
    protocol    = "-1"
    cidr_blocks = ["0.0.0.0/0"]
  }
}