Pass the alb_target_group_arns to the ASG in the SNASG module

Author: Mike McGirr

modules/single-node-asg/main.tf

@@ -62,7 +62,7 @@ module "server" {
   # The IAM Instance Profile w/ attach_ebs role
   iam_profile   = module.instance_profile.iam_profile_id
   instance_type = var.instance_type
-  # 1 EC2 instance <> 1 EBS volume 
+  # 1 EC2 instance <> 1 EBS volume
   max_nodes       = 1
   min_nodes       = 1
   placement_group = var.placement_group
@@ -77,6 +77,8 @@ module "server" {
   security_group_ids = var.security_group_ids
   subnet_ids         = [var.subnet_id]
 
+  alb_target_group_arns = var.alb_target_group_arns
+
   user_data = <<END_INIT
 #!/bin/bash
 # exec > /tmp/init.log

modules/single-node-asg/variables.tf

@@ -29,6 +29,12 @@ variable "name_suffix" {
   type        = string
 }
 
+variable "alb_target_group_arns" {
+  default     = []
+  description = "list of target_group for application load balancer to associate with the ASG (by ARN)"
+  type        = list(string)
+}
+
 variable "root_volume_type" {
   default     = "gp2"
   description = "Type of EBS volume to use for the root block device"