Refactor to work with Terraform Enterprise

Use `public_key` (as contents) instead of reading from disk.
Use AWS credentials from environment variables.

Author: topfunky

main.tf

@@ -3,19 +3,16 @@ terraform {
 }
 
 provider "aws" {
-  version    = "~> 1.5"
-  access_key = "${var.access_key}"
-  secret_key = "${var.secret_key}"
-  region     = "${var.region}"
+  version = "~> 1.5"
 }
 
 module "server" {
   source = "./server"
 
-  num_webs         = "${var.num_webs}"
-  identity         = "${var.identity}"
-  ami              = "${var.ami}"
-  ingress_cidr     = "${var.ingress_cidr}"
-  public_key_path  = "${var.public_key_path}"
-  private_key_path = "${var.private_key_path}"
+  num_webs     = "${var.num_webs}"
+  identity     = "${var.identity}"
+  ami          = "${var.ami}"
+  ingress_cidr = "${var.ingress_cidr}"
+  public_key   = "${var.public_key}"
+  private_key  = "${var.private_key}"
 }

outputs.tf

@@ -1,4 +1,3 @@
-
 output "public_ip" {
   value = "${module.server.public_ip}"
 }

server/main.tf

@@ -1,6 +1,6 @@
 resource "aws_key_pair" "default" {
   key_name   = "${var.identity}-key"
-  public_key = "${file("${var.public_key_path}")}"
+  public_key = "${var.public_key}"
 }
 
 resource "aws_security_group" "default" {
@@ -50,7 +50,7 @@ resource "aws_instance" "web" {
 
   connection {
     user        = "ubuntu"
-    private_key = "${file("${var.private_key_path}")}"
+    private_key = "${var.private_key}"
   }
 
   provisioner "file" {

server/outputs.tf

@@ -1,4 +1,3 @@
-
 output "public_ip" {
   value = ["${aws_instance.web.*.public_ip}"]
 }

server/variables.tf

@@ -1,4 +1,3 @@
-
 variable "ami" {
   description = "Base machine image for running this server"
 }
@@ -16,11 +15,10 @@ variable "ingress_cidr" {
   description = "IP address block from which connections to this instance will be made"
 }
 
-variable "public_key_path" {
-  description = "Path on disk to the public key used to connect to this instance"
+variable "public_key" {
+  description = "Contents of the public key used to connect to this instance"
 }
 
-variable "private_key_path" {
-  description = "Path on disk to the private key used to connect to this instance"
+variable "private_key" {
+  description = "Contents of the private key used to connect to this instance"
 }
-

terraform.tfvars.example

@@ -1,5 +1,4 @@
-access_key=""
-secret_key=""
 identity="demo-wallaby"
-region="us-west-2"
 ingress_cidr="0.0.0.0/0"
+public_key="AAAA"
+private_key="AAAA"

variables.tf

@@ -1,17 +1,4 @@
 
-variable "access_key" {
-  description = "The AWS access key used to provision resources"
-}
-
-variable "secret_key" {
-  description = "The AWS secret key used to provision resources"
-}
-
-variable "region" {
-  description = "The AWS region in which to provision resources"
-  default     = "us-west-2"
-}
-
 variable "identity" {
   description = "A unique name for your resources"
 }
@@ -26,14 +13,12 @@ variable "ingress_cidr" {
   description = "IP block from which connections to this instance will be made"
 }
 
-variable "public_key_path" {
-  description = "Path on disk to the public key used to connect to this instance"
-  default     = "~/.ssh/id_rsa.pub"
+variable "public_key" {
+  description = "Contents of the public key used to connect to this instance"
 }
 
-variable "private_key_path" {
-  description = "Path on disk to the private key used to connect to this instance"
-  default     = "~/.ssh/id_rsa"
+variable "private_key" {
+  description = "Contents of the private key used to connect to this instance"
 }
 
 variable "num_webs" {