[kops] Parameterize state backend (#34)

* Parameterize kops setup

* Add domain_enabled flag to support gossip mode

* Add `force_destroy` flag to facilitate testing

* Autoapprove destroy parameter

Author: osterman

.gitignore

@@ -5,3 +5,5 @@ build-harness
 *.tfstate.*
 .idea
 *.iml
+.viminfo
+.terraform.d

aws/kops/Makefile

@@ -0,0 +1,15 @@
+## Initialize terraform remote state
+init:
+	init-terraform
+
+## Show terraform plan for this project
+plan: init
+	terraform plan
+
+## Apply terraform plan for this project
+apply: init
+	terraform apply $(TERRAFORM_ARGS)
+
+## Destroy terraform project
+destroy: init
+	terraform destroy $(TERRAFORM_ARGS)

aws/kops/main.tf

@@ -18,6 +18,12 @@ variable "stage" {
   description = "Stage (e.g. `prod`, `dev`, `staging`)"
 }
 
+variable "name" {
+  type        = "string"
+  description = "Name  (e.g. `kops`)"
+  default     = "kops"
+}
+
 variable "region" {
   type        = "string"
   description = "AWS region"
@@ -28,28 +34,50 @@ variable "zone_name" {
   description = "DNS zone name"
 }
 
+variable "domain_enabled" {
+  type        = "string"
+  description = "Enable DNS Zone creation for kops"
+  default     = "true"
+}
+
+variable "force_destroy" {
+  type        = "string"
+  description = "A boolean that indicates all objects should be deleted from the bucket so that the bucket can be destroyed without errors. These objects are not recoverable."
+  default     = "false"
+}
+
+variable "ssh_public_key_path" {
+  type        = "string"
+  description = "SSH public key path to write master public/private key pair for cluster"
+  default     = "/secrets/tf/ssh"
+}
+
 provider "aws" {
   assume_role {
     role_arn = "${var.aws_assume_role_arn}"
   }
 }
 
 module "kops_state_backend" {
-  source           = "git::https://github.com/cloudposse/terraform-aws-kops-state-backend.git?ref=tags/0.1.3"
+  source           = "git::https://github.com/cloudposse/terraform-aws-kops-state-backend.git?ref=tags/0.1.5"
   namespace        = "${var.namespace}"
   stage            = "${var.stage}"
-  name             = "kops-state"
+  name             = "${var.name}"
+  attributes       = ["state"]
   cluster_name     = "${var.region}"
   parent_zone_name = "${var.zone_name}"
   zone_name        = "$${name}.$${parent_zone_name}"
+  domain_enabled   = "${var.domain_enabled}"
+  force_destroy    = "${var.force_destroy}"
   region           = "${var.region}"
 }
 
 module "ssh_key_pair" {
   source              = "git::https://github.com/cloudposse/terraform-aws-key-pair.git?ref=tags/0.2.3"
   namespace           = "${var.namespace}"
   stage               = "${var.stage}"
-  name                = "kops-${var.region}"
-  ssh_public_key_path = "/secrets/tf/ssh"
+  name                = "${var.name}"
+  attributes          = ["${var.region}"]
+  ssh_public_key_path = "${var.ssh_public_key_path}"
   generate_ssh_key    = "true"
 }

aws/kops/outputs.tf

@@ -38,6 +38,6 @@ output "ssh_key_name" {
   value = "${module.ssh_key_pair.key_name}"
 }
 
-output "shh_public_key" {
+output "ssh_public_key" {
   value = "${module.ssh_key_pair.public_key}"
 }

aws/kops/terraform.tfvars.example

@@ -2,3 +2,4 @@ namespace="cp"
 stage="staging"
 region="us-west-2"
 zone_name="us-west-2.cloudposse.co"
+domain_enabled="true"

codefresh.yml

@@ -6,7 +6,7 @@ steps:
     title: Init variables
     image: alpine
     commands:
-      - cf_export BUILD_HARNESS_VERSION=0.5.5
+      - cf_export BUILD_HARNESS_VERSION=0.7.0
       - cf_export GIT_BRANCH=${{CF_BRANCH}}
 
   build_image: