Update database instance class to a default variable value

Author: nikki-t

terraform-unity/main.tf

@@ -50,6 +50,7 @@ module "unity-sps-database" {
   venue        = var.venue
   service_area = var.service_area
   release      = var.release
+  db_instance_class = var.db_instance_class
 }
 
 module "unity-sps-efs" {

terraform-unity/modules/terraform-unity-sps-database/main.tf

@@ -68,7 +68,7 @@ resource "aws_db_instance" "sps_db" {
   storage_type         = "gp3"
   engine               = "postgres"
   engine_version       = "16.8"
-  instance_class       = "db.m5d.2xlarge"
+  instance_class       = var.db_instance_class
   db_name              = "sps_db"
   username             = "db_user"
   password             = aws_secretsmanager_secret_version.db.secret_string

terraform-unity/modules/terraform-unity-sps-database/variables.tf

@@ -17,3 +17,8 @@ variable "release" {
   description = "The software release version."
   type        = string
 }
+
+variable "db_instance_class" {
+  description = "The SPS RDS database instance class"
+  type        = string
+}

terraform-unity/variables.tf

@@ -367,3 +367,9 @@ variable "installprefix" {
   type        = string
   default     = ""
 }
+
+variable "db_instance_class" {
+  description = "The SPS RDS database instance class"
+  type        = string
+  default     = "db.m5d.xlarge"
+}