update variable name

Author: magreenbaum

README.md

@@ -327,6 +327,7 @@ No modules.
 | <a name="input_availability_zone"></a> [availability\_zone](#input\_availability\_zone) | Availability Zone for the cache cluster. If you want to create cache nodes in multi-az, use `preferred_availability_zones` instead | `string` | `null` | no |
 | <a name="input_az_mode"></a> [az\_mode](#input\_az\_mode) | Whether the nodes in this Memcached node group are created in a single Availability Zone or created across multiple Availability Zones in the cluster's region. Valid values for this parameter are `single-az` or `cross-az`, default is `single-az` | `string` | `null` | no |
 | <a name="input_cluster_id"></a> [cluster\_id](#input\_cluster\_id) | Group identifier. ElastiCache converts this name to lowercase. Changing this value will re-create the resource | `string` | `""` | no |
+| <a name="input_cluster_mode"></a> [cluster\_mode](#input\_cluster\_mode) | Specifies whether cluster mode is enabled or disabled. Valid values are enabled or disabled or compatible | `string` | `null` | no |
 | <a name="input_cluster_mode_enabled"></a> [cluster\_mode\_enabled](#input\_cluster\_mode\_enabled) | Whether to enable Redis [cluster mode https://docs.aws.amazon.com/AmazonElastiCache/latest/red-ug/Replication.Redis-RedisCluster.html] | `bool` | `false` | no |
 | <a name="input_create"></a> [create](#input\_create) | Determines whether resources will be created (affects all resources) | `bool` | `true` | no |
 | <a name="input_create_cluster"></a> [create\_cluster](#input\_create\_cluster) | Determines whether an ElastiCache cluster will be created or not | `bool` | `false` | no |
@@ -363,7 +364,6 @@ No modules.
 | <a name="input_preferred_cache_cluster_azs"></a> [preferred\_cache\_cluster\_azs](#input\_preferred\_cache\_cluster\_azs) | List of EC2 availability zones in which the replication group's cache clusters will be created. The order of the availability zones in the list is considered. The first item in the list will be the primary node. Ignored when updating | `list(string)` | `[]` | no |
 | <a name="input_preferred_outpost_arn"></a> [preferred\_outpost\_arn](#input\_preferred\_outpost\_arn) | (Required if `outpost_mode` is specified) The outpost ARN in which the cache cluster will be created | `string` | `null` | no |
 | <a name="input_replicas_per_node_group"></a> [replicas\_per\_node\_group](#input\_replicas\_per\_node\_group) | Number of replica nodes in each node group. Changing this number will trigger a resizing operation before other settings modifications. Valid values are 0 to 5 | `number` | `null` | no |
-| <a name="input_replication_group_cluster_mode"></a> [replication\_group\_cluster\_mode](#input\_replication\_group\_cluster\_mode) | Specifies whether cluster mode is enabled or disabled. Valid values are enabled or disabled or compatible | `string` | `null` | no |
 | <a name="input_replication_group_id"></a> [replication\_group\_id](#input\_replication\_group\_id) | Replication group identifier. When `create_replication_group` is set to `true`, this is the ID assigned to the replication group created. When `create_replication_group` is set to `false`, this is the ID of an externally created replication group | `string` | `null` | no |
 | <a name="input_security_group_description"></a> [security\_group\_description](#input\_security\_group\_description) | Description of the security group created | `string` | `null` | no |
 | <a name="input_security_group_ids"></a> [security\_group\_ids](#input\_security\_group\_ids) | One or more VPC security groups associated with the cache cluster | `list(string)` | `[]` | no |

main.tf

@@ -75,7 +75,7 @@ resource "aws_elasticache_replication_group" "this" {
   auth_token_update_strategy  = var.auth_token_update_strategy
   auto_minor_version_upgrade  = var.auto_minor_version_upgrade
   automatic_failover_enabled  = var.multi_az_enabled || var.cluster_mode_enabled ? true : var.automatic_failover_enabled
-  cluster_mode                = var.replication_group_cluster_mode
+  cluster_mode                = var.cluster_mode
   data_tiering_enabled        = var.data_tiering_enabled
   description                 = coalesce(var.description, "Replication group")
   engine                      = var.engine
@@ -153,7 +153,7 @@ resource "aws_elasticache_replication_group" "global" {
   auth_token_update_strategy  = var.auth_token_update_strategy
   auto_minor_version_upgrade  = var.auto_minor_version_upgrade
   automatic_failover_enabled  = var.multi_az_enabled || var.cluster_mode_enabled ? true : var.automatic_failover_enabled
-  cluster_mode                = var.replication_group_cluster_mode
+  cluster_mode                = var.cluster_mode
   data_tiering_enabled        = var.data_tiering_enabled
   description                 = coalesce(var.description, "Global replication group")
   engine                      = var.create_secondary_global_replication_group ? null : var.engine

variables.tf

@@ -269,7 +269,7 @@ variable "replicas_per_node_group" {
   default     = null
 }
 
-variable "replication_group_cluster_mode" {
+variable "cluster_mode" {
   description = "Specifies whether cluster mode is enabled or disabled. Valid values are enabled or disabled or compatible"
   type        = string
   default     = null