From a1a80c775f3aae3a061640373c98a8f81a16d40b Mon Sep 17 00:00:00 2001
From: Zachary Winnerman <98712682+zwinnerman-fleetdm@users.noreply.github.com>
Date: Thu, 15 Sep 2022 13:29:59 -0400
Subject: [PATCH] Upgrade database to mysql 8 compatible (#7703)

* Upgrade database to mysql 8 compatible

* fixup

* Added changelog for mysql8 upgrade
---
 changes/dogfood-mysql8                            | 1 +
 infrastructure/dogfood/terraform/aws/rds.tf       | 7 ++++---
 infrastructure/dogfood/terraform/aws/variables.tf | 2 +-
 3 files changed, 6 insertions(+), 4 deletions(-)
 create mode 100644 changes/dogfood-mysql8

diff --git a/changes/dogfood-mysql8 b/changes/dogfood-mysql8
new file mode 100644
index 0000000000..48f0425a7b
--- /dev/null
+++ b/changes/dogfood-mysql8
@@ -0,0 +1 @@
+- Update dogfood mysql to mysql8. Customer consumers of dogfood should upgrade by taking a snapshot of their database, and restoring it to a new database via the snapshot_identifier parameter.
diff --git a/infrastructure/dogfood/terraform/aws/rds.tf b/infrastructure/dogfood/terraform/aws/rds.tf
index dadc33b22d..69a7d61bd4 100644
--- a/infrastructure/dogfood/terraform/aws/rds.tf
+++ b/infrastructure/dogfood/terraform/aws/rds.tf
@@ -67,7 +67,7 @@ module "aurora_mysql" {
 
   name                  = "${local.name}-mysql-iam"
   engine                = "aurora-mysql"
-  engine_version        = "5.7.mysql_aurora.2.10.2"
+  engine_version        = "8.0.mysql_aurora.3.02.0"
   instance_type         = var.db_instance_type_writer
   instance_type_replica = var.db_instance_type_reader
 
@@ -79,6 +79,7 @@ module "aurora_mysql" {
   database_name                       = var.database_name
   enable_http_endpoint                = false
   backup_retention_period             = var.rds_backup_retention_period
+  snapshot_identifier                 = "arn:aws:rds:us-east-2:160035666661:cluster-snapshot:zwinnerman-2022-09-12-pre-mysql8"
   #performance_insights_enabled       = true
 
   vpc_id                = module.vpc.vpc_id
@@ -108,12 +109,12 @@ module "aurora_mysql" {
 
 resource "aws_db_parameter_group" "example_mysql" {
   name        = "${local.name}-aurora-db-mysql-parameter-group"
-  family      = "aurora-mysql5.7"
+  family      = "aurora-mysql8.0"
   description = "${local.name}-aurora-db-mysql-parameter-group"
 }
 
 resource "aws_rds_cluster_parameter_group" "example_mysql" {
   name        = "${local.name}-aurora-mysql-cluster-parameter-group"
-  family      = "aurora-mysql5.7"
+  family      = "aurora-mysql8.0"
   description = "${local.name}-aurora-mysql-cluster-parameter-group"
 }
diff --git a/infrastructure/dogfood/terraform/aws/variables.tf b/infrastructure/dogfood/terraform/aws/variables.tf
index 563f4d7dcb..3b61bd58c9 100644
--- a/infrastructure/dogfood/terraform/aws/variables.tf
+++ b/infrastructure/dogfood/terraform/aws/variables.tf
@@ -113,7 +113,7 @@ variable "cloudwatch_log_retention" {
 
 variable "rds_backup_retention_period" {
   description = "number of days to keep snapshot backups"
-  default     = 7
+  default     = 30
 }
 
 variable "extra_security_group_cidrs" {