From 3fdf37fb6ec90ff466f1fb850e55b373977ecdd5 Mon Sep 17 00:00:00 2001
From: Mo <mdeerow@claranet.uk>
Date: Tue, 21 Aug 2018 11:01:04 +0100
Subject: [PATCH] Add option to enable Performance Insights

---
 README.md    | 1 +
 main.tf      | 2 ++
 variables.tf | 6 ++++++
 3 files changed, 9 insertions(+)

diff --git a/README.md b/README.md
index fb25c25..2a6ede4 100644
--- a/README.md
+++ b/README.md
@@ -185,6 +185,7 @@ resource "aws_rds_cluster_parameter_group" "aurora_cluster_postgres96_parameter_
 | monitoring_interval | The interval (seconds) between points when Enhanced Monitoring metrics are collected | string | `0` | no |
 | name | Name given to DB subnet group | string | - | yes |
 | password | Master DB password | string | - | yes |
+| performance_insights_enabled | Whether to enable Performance Insights | string | `false` | no |
 | port | The port on which to accept connections | string | `3306` | no |
 | preferred_backup_window | When to perform DB backups | string | `02:00-03:00` | no |
 | preferred_maintenance_window | When to perform DB maintenance | string | `sun:05:00-sun:06:00` | no |
diff --git a/main.tf b/main.tf
index 34df752..08d58af 100644
--- a/main.tf
+++ b/main.tf
@@ -188,6 +188,7 @@ resource "aws_rds_cluster_instance" "cluster_instance_0" {
   monitoring_interval          = "${var.monitoring_interval}"
   auto_minor_version_upgrade   = "${var.auto_minor_version_upgrade}"
   promotion_tier               = "0"
+  performance_insights_enabled = "${var.performance_insights_enabled}"
 
   tags {
     envname = "${var.envname}"
@@ -213,6 +214,7 @@ resource "aws_rds_cluster_instance" "cluster_instance_n" {
   monitoring_interval          = "${var.monitoring_interval}"
   auto_minor_version_upgrade   = "${var.auto_minor_version_upgrade}"
   promotion_tier               = "${count.index + 1}"
+  performance_insights_enabled = "${var.performance_insights_enabled}"
 
   tags {
     envname = "${var.envname}"
diff --git a/variables.tf b/variables.tf
index 2666530..6d604d2 100644
--- a/variables.tf
+++ b/variables.tf
@@ -217,3 +217,9 @@ variable "replica_scale_out_cooldown" {
   default     = "300"
   description = "Cooldown in seconds before allowing further scaling operations after a scale out"
 }
+
+variable "performance_insights_enabled" {
+  type        = "string"
+  default     = false
+  description = "Whether to enable Performance Insights"
+}