Terraform By Example: Creating Resources

terraform.tf

provider "aws" {
  alias="uswest2"
   region = "us-west-2"
}
provider "aws" {
  alias="uswest1"
   region = "us-west-1"
}
variable "ami_map" {
    type = "map"
    default = {
        us-west-1 = "ami-563a1736"
        us-west-2 = "ami-a07379d9"
    }
}
resource "aws_instance" "web1"{
   provider = "aws.uswest1"
   ami = "${lookup(var.ami_map,"us-west-1")}"
   count = "2"
   instance_type = "t2.micro"
}
resource "aws_instance" "web2"{
   provider = "aws.uswest2"
   ami = "${lookup(var.ami_map,"us-west-2")}"
   count = "2"
   instance_type = "t2.micro"
   lifecycle {
      create_before_destroy = true
   }
   timeouts {
      create="5m"
      delete="10m"
   }
   depends_on = ["aws_instance.web1"]
}

output "tutorial_output" {
    value = "${aws_instance.web2.*.private_ip}"
}