feat: upgrade provider to > 4.0.0 (#2)

* (version): upgrade provider to 4.0

* (beauty): cosmetic

Author: bemillenium

.editorconfig

@@ -28,4 +28,4 @@ tab_width = 2
 indent_style = tab
 
 [COMMIT_EDITMSG]
-max_line_length = 0
+max_line_length = 0

.gitignore

@@ -40,4 +40,4 @@ terraform.rc
 # End of https://www.toptal.com/developers/gitignore/api/terraform
 
 # Lock file
-.terraform.lock.hcl
+.terraform.lock.hcl

.pre-commit-config.yaml

@@ -26,4 +26,4 @@ repos:
     rev: v4.1.0
     hooks:
       - id: check-merge-conflict
-      - id: end-of-file-fixer
+      - id: end-of-file-fixer

main.tf

@@ -13,8 +13,8 @@ resource "aws_elasticache_subnet_group" "elasticache" {
 # Replication Group - ElastiCache Redis cluster
 resource "aws_elasticache_replication_group" "elasticache" {
   # Group ID can only be max 20 chars
-  replication_group_id          = local.replication_group_id
-  replication_group_description = "AWS ElastiCache cluster with Redis engine and Multi-AZ."
+  replication_group_id = local.replication_group_id
+  description          = "AWS ElastiCache cluster with Redis engine and Multi-AZ."
 
   # Redis configuration
   node_type      = var.redis_cluster_config.instance_type
@@ -28,7 +28,7 @@ resource "aws_elasticache_replication_group" "elasticache" {
   security_group_ids = [aws_security_group.elasticache.id]
 
   # HA
-  number_cache_clusters      = var.redis_cluster_config.node_count
+  num_cache_clusters         = var.redis_cluster_config.node_count
   automatic_failover_enabled = local.automatic_failover_enabled
   multi_az_enabled           = local.multi_az_enabled
   auto_minor_version_upgrade = true

security.tf

@@ -56,4 +56,4 @@ resource "aws_security_group_rule" "additional_cluster_ingress" {
   source_security_group_id = length(var.additional_cluster_security_group_ingress_rules[count.index].cidr_blocks) > 0 ? null : var.additional_cluster_security_group_ingress_rules[count.index].source_security_group_id
   security_group_id        = aws_security_group.elasticache.id
   description              = var.additional_cluster_security_group_ingress_rules[count.index].description
-}
+}

variables.tf

@@ -89,4 +89,4 @@ variable "additional_cluster_security_group_ingress_rules" {
   }))
   description = "Additional ingress rule for cluster security group."
   default     = []
-}
+}

versions.tf

@@ -2,7 +2,7 @@ terraform {
   required_providers {
     aws = {
       source  = "hashicorp/aws"
-      version = ">= 3.50.0"
+      version = ">= 4.0.0"
     }
   }
   required_version = ">= 1.1.1"