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provider "aws" {
  region     = "ap-northeast-2"
}

resource "aws_instance" "example" {
  ami           = "ami-a414b9ca" # Canonical, Ubuntu, 16.04 LTS, amd64 xenial image build on 2018-03-06
  instance_type = "t2.micro"

  tags = {
    Name = "your_name"
    Owner = "your_name"
    Environment = "staging"
  }
}

resource "aws_eip" "ip" {
  instance = "${aws_instance.example.id}"
}

# New resource for the S3 bucket our application will use.
resource "aws_s3_bucket" "example" {
  # NOTE: S3 bucket names must be unique across _all_ AWS accounts, so
  # this name must be changed before applying this example to avoid naming
  # conflicts.
  bucket = "terraform-getting-started-guide"
  acl    = "private"
}

# Change the aws_instance we declared earlier to now include "depends_on"
resource "aws_instance" "example" {
  ami           = "ami-2757f631"
  instance_type = "t2.micro"

  # Tells Terraform that this EC2 instance must be created only after the
  # S3 bucket has been created.
  depends_on = ["aws_s3_bucket.example"]
}

# implicitly by using brackets [...]
variable "cidrs" { default = [] }

# explicitly
variable "cidrs" { type = "list" }

terraform {
  backend "consul" {
    address = "demo.consul.io"
    path    = "getting-started-RANDOMSTRING"
    lock    = false
  }
}