From 25d9f421421413f5b1f141a36aa4129da8ce0a64 Mon Sep 17 00:00:00 2001
From: Klaas Hoekema <khoekema@azavea.com>
Date: Tue, 20 Jun 2023 13:53:44 -0400
Subject: [PATCH] Set max_allocated_storage var and switch to updated Terraform
 db module

---
 CHANGELOG.md                      | 2 ++
 deployment/terraform/database.tf  | 7 +++++--
 deployment/terraform/variables.tf | 5 +++++
 3 files changed, 12 insertions(+), 2 deletions(-)

diff --git a/CHANGELOG.md b/CHANGELOG.md
index 3aebd2c7..56eab9e8 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -10,6 +10,8 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ### Changed
 
+- Updated database Terraform module to use the 'max_allocated_storage' param [#1312](https://github.com/PublicMapping/districtbuilder/pull/1312)
+
 ### Fixed
 
 ## [1.19.1]
diff --git a/deployment/terraform/database.tf b/deployment/terraform/database.tf
index 02f6b09e..b3d8e10d 100644
--- a/deployment/terraform/database.tf
+++ b/deployment/terraform/database.tf
@@ -75,14 +75,17 @@ resource "aws_db_parameter_group" "default" {
 }
 
 module "database" {
-  source = "github.com/azavea/terraform-aws-postgresql-rds?ref=3.0.0"
+  # TODO: go back to github.com/azavea/terraform-aws-postgresql-rds once it's updated
+  # (see https://github.com/azavea/terraform-aws-postgresql-rds/pull/48)
+  source = "github.com/KlaasH/terraform-aws-postgresql-rds?ref=max-allocated-storage"
 
   vpc_id                     = module.vpc.id
   allocated_storage          = var.rds_allocated_storage
+  max_allocated_storage      = var.rds_max_allocated_storage
   engine_version             = var.rds_engine_version
   instance_type              = var.rds_instance_type
   storage_type               = var.rds_storage_type
-  iops                       = var.rds_storage_type == "io1" ? var.rds_iops : null
+  iops                       = var.rds_iops
   database_identifier        = var.rds_database_identifier
   database_name              = var.rds_database_name
   database_username          = var.rds_database_username
diff --git a/deployment/terraform/variables.tf b/deployment/terraform/variables.tf
index 636dfa58..cf9d3e12 100644
--- a/deployment/terraform/variables.tf
+++ b/deployment/terraform/variables.tf
@@ -58,6 +58,11 @@ variable "rds_allocated_storage" {
   type    = string
 }
 
+variable "rds_max_allocated_storage" {
+  default = 0
+  type    = string
+}
+
 variable "rds_engine_version" {
   default = "12.4"
   type    = string