Add ec2-instance

modules/ec2-instance/main.tf

@@ -0,0 +1,59 @@
+variable "ssh_public_key_path" {
+  default = "~/.ssh/id_rsa.pub"
+}
+
+variable "ami" {}
+
+variable "instance_type" {
+  default = "t2.micro"
+}
+
+locals {
+  label_id = "terraform-${formatdate("YYYY-MM-DD", timestamp())}"
+}
+
+resource "aws_instance" "this" {
+  ami           = var.ami
+  instance_type = var.instance_type
+
+  key_name = aws_key_pair.this.key_name
+  security_groups = [
+    aws_security_group.allow_ssh.name
+  ]
+
+  tag {
+    Name = "terraform-quickstart"
+  }
+}
+
+resource "aws_key_pair" "this" {
+  key_name   = local.label_id
+  public_key = file(var.ssh_public_key_path)
+}
+
+resource "aws_security_group" "allow_ssh" {
+  name        = local.label_id
+  description = "Allow SSH inbound traffic"
+
+  ingress {
+    from_port   = 22
+    to_port     = 22
+    protocol    = "tcp"
+    cidr_blocks = ["${chomp(data.http.myip.body)}/32"]
+  }
+
+  egress {
+    from_port   = 0
+    to_port     = 0
+    protocol    = "-1"
+    cidr_blocks = ["0.0.0.0/0"]
+  }
+}
+
+data "http" "myip" {
+  url = "http://ipv4.icanhazip.com"
+}
+
+output "public_ip" {
+  value = aws_instance.this.public_ip
+}