feat!: Updated CMEK attribute (#103)

* Updated CMEK attribute

* Updated minimum provider version to 4.28 where CMEK attributed was added

Co-authored-by: Bharath KKB <bharathkrishnakb@gmail.com>

README.md

@@ -32,6 +32,7 @@ module "memorystore" {
 | auth\_enabled | Indicates whether OSS Redis AUTH is enabled for the instance. If set to true AUTH is enabled on the instance. | `bool` | `false` | no |
 | authorized\_network | The full name of the Google Compute Engine network to which the instance is connected. If left unspecified, the default network will be used. | `string` | `null` | no |
 | connect\_mode | The connection mode of the Redis instance. Can be either DIRECT\_PEERING or PRIVATE\_SERVICE\_ACCESS. The default connect mode if not provided is DIRECT\_PEERING. | `string` | `null` | no |
+| customer\_managed\_key | Default encryption key to apply to the Redis instance. Defaults to null (Google-managed). | `string` | `null` | no |
 | display\_name | An arbitrary and optional user-provided name for the instance. | `string` | `null` | no |
 | enable\_apis | Flag for enabling redis.googleapis.com in your project | `bool` | `true` | no |
 | labels | The resource labels to represent user provided metadata. | `map(string)` | `null` | no |

main.tf

@@ -29,7 +29,8 @@ resource "google_redis_instance" "default" {
   location_id             = var.location_id
   alternative_location_id = var.alternative_location_id
 
-  authorized_network = var.authorized_network
+  authorized_network   = var.authorized_network
+  customer_managed_key = var.customer_managed_key
 
   redis_version     = var.redis_version
   redis_configs     = var.redis_configs

variables.tf

@@ -140,3 +140,10 @@ variable "maintenance_policy" {
   })
   default = null
 }
+
+
+variable "customer_managed_key" {
+  description = "Default encryption key to apply to the Redis instance. Defaults to null (Google-managed)."
+  type        = string
+  default     = null
+}

versions.tf

@@ -20,7 +20,7 @@ terraform {
 
     google = {
       source  = "hashicorp/google"
-      version = ">= 4.10.0, < 5.0"
+      version = ">= 4.28.0, < 5.0"
     }
   }