add peratmiter group as a var

Author: Sohan

_example/redis-cluster/example.tf

@@ -58,6 +58,7 @@ module "redis-cluster" {
   subnet_ids                  = module.subnets.public_subnet_id
   security_group_ids          = [module.redis-sg.security_group_ids]
   availability_zones          = ["eu-west-1a", "eu-west-1b"]
+  parameter_group_name        = "default.redis5.0.cluster.on"
   auto_minor_version_upgrade  = true
   replicas_per_node_group     = 2
   num_node_groups             = 1

_example/redis/example.tf

@@ -48,12 +48,14 @@ module "redis" {
   environment = "test"
   label_order = ["environment", "application", "name"]
 
-  replication_enabled        = true
-  engine                     = "redis"
-  engine_version             = "5.0.0"
-  family                     = "redis5.0"
-  port                       = 6379
-  node_type                  = "cache.t2.micro"
+  replication_enabled  = true
+  engine               = "redis"
+  engine_version       = "5.0.0"
+  family               = "redis5.0"
+  port                 = 6379
+  node_type            = "cache.t2.micro"
+  parameter_group_name = "default.redis5.0"
+
   subnet_ids                 = module.subnets.public_subnet_id
   security_group_ids         = [module.redis-sg.security_group_ids]
   availability_zones         = ["eu-west-1a", "eu-west-1b"]

main.tf

@@ -36,7 +36,7 @@ resource "aws_elasticache_replication_group" "default" {
   replication_group_description = module.labels.id
   engine_version                = var.engine_version
   port                          = var.port
-  parameter_group_name          = "default.redis5.0"
+  parameter_group_name          = var.parameter_group_name
   node_type                     = var.node_type
   automatic_failover_enabled    = var.automatic_failover_enabled
   subnet_group_name             = join("", aws_elasticache_subnet_group.default.*.name)
@@ -68,7 +68,7 @@ resource "aws_elasticache_replication_group" "cluster" {
   replication_group_description = module.labels.id
   engine_version                = var.engine_version
   port                          = var.port
-  parameter_group_name          = "default.redis5.0.cluster.on"
+  parameter_group_name          = var.parameter_group_name
   node_type                     = var.node_type
   automatic_failover_enabled    = var.automatic_failover_enabled
   subnet_group_name             = join("", aws_elasticache_subnet_group.default.*.name)

variables.tf

@@ -19,19 +19,19 @@ variable "environment" {
 }
 
 variable "label_order" {
-  type        = list
+  type        = list(any)
   default     = []
   description = "Label order, e.g. `name`,`application`."
 }
 
 variable "attributes" {
-  type        = list
+  type        = list(any)
   default     = []
   description = "Additional attributes (e.g. `1`)."
 }
 
 variable "tags" {
-  type        = map
+  type        = map(any)
   default     = {}
   description = "Additional tags (e.g. map(`BusinessUnit`,`XYZ`)."
 }