Using dynamic block for parameters.

Author: Mohsin Hijazee

main.tf

@@ -31,7 +31,13 @@ resource "aws_elasticache_parameter_group" "redis_parameter_group" {
 
   # Strip the patch version from redis_version var
   family    = "redis${replace(var.redis_version, "/\\.[\\d]+$/", "")}"
-  parameter = "${var.redis_parameters}"
+  dynamic "parameter" {
+    for_each = var.redis_parameters
+    content {
+      name = parameter.value.name
+      value = parameter.value.value
+    }
+  }
 
   lifecycle {
     create_before_destroy = true

variables.tf

@@ -72,7 +72,7 @@ variable "vpc_id" {
 }
 
 variable "redis_parameters" {
-  type        = "list"
+  type        = list(object({name = string, value = string}))
   description = "additional parameters modifyed in parameter group"
   default     = []
 }