adding custom naming override if applicable (#48)

README.md

@@ -107,6 +107,7 @@ module "aurora" {
 | <a name="input_aurora_cluster_enabled"></a> [aurora\_cluster\_enabled](#input\_aurora\_cluster\_enabled) | Enable creation of an Aurora Cluster | `bool` | `false` | no |
 | <a name="input_aurora_cluster_family"></a> [aurora\_cluster\_family](#input\_aurora\_cluster\_family) | The family of the DB cluster parameter group | `string` | `"aurora-postgresql14"` | no |
 | <a name="input_aurora_cluster_name"></a> [aurora\_cluster\_name](#input\_aurora\_cluster\_name) | Database name (default is not to create a database) | `string` | `""` | no |
+| <a name="input_aurora_cluster_name_override"></a> [aurora\_cluster\_name\_override](#input\_aurora\_cluster\_name\_override) | If `true`, this will set a the Aurora Cluster name to what is defined in var.aurora\_cluster\_name.<br>If `false`, this will prepend ${var.namespace}-${var.environment} to ${var.aurora\_cluster\_name}" | `bool` | `false` | no |
 | <a name="input_aurora_cluster_size"></a> [aurora\_cluster\_size](#input\_aurora\_cluster\_size) | Number of DB instances to create in the cluster | `number` | `0` | no |
 | <a name="input_aurora_db_admin_password"></a> [aurora\_db\_admin\_password](#input\_aurora\_db\_admin\_password) | Password of the DB admin | `string` | `""` | no |
 | <a name="input_aurora_db_admin_username"></a> [aurora\_db\_admin\_username](#input\_aurora\_db\_admin\_username) | Name of the default DB admin user role | `string` | `""` | no |
@@ -172,6 +173,7 @@ module "aurora" {
 | <a name="input_rds_instance_major_engine_version"></a> [rds\_instance\_major\_engine\_version](#input\_rds\_instance\_major\_engine\_version) | major\_engine\_version	Database MAJOR engine version, depends on engine type | `string` | `"14"` | no |
 | <a name="input_rds_instance_multi_az"></a> [rds\_instance\_multi\_az](#input\_rds\_instance\_multi\_az) | Set to true if multi AZ deployment must be supported | `bool` | `false` | no |
 | <a name="input_rds_instance_name"></a> [rds\_instance\_name](#input\_rds\_instance\_name) | RDS Instance name | `string` | `""` | no |
+| <a name="input_rds_instance_name_override"></a> [rds\_instance\_name\_override](#input\_rds\_instance\_name\_override) | If `true`, this will set a the RDS Instance name to what is defined in var.rds\_instance\_name.<br>If `false`, this will prepend ${var.namespace}-${var.environment} to ${var.rds\_instance\_name}" | `bool` | `false` | no |
 | <a name="input_rds_instance_option_group_name"></a> [rds\_instance\_option\_group\_name](#input\_rds\_instance\_option\_group\_name) | Name of the DB option group to associate | `string` | `""` | no |
 | <a name="input_rds_instance_publicly_accessible"></a> [rds\_instance\_publicly\_accessible](#input\_rds\_instance\_publicly\_accessible) | Determines if database can be publicly available (NOT recommended) | `bool` | `false` | no |
 | <a name="input_rds_instance_security_group_ids"></a> [rds\_instance\_security\_group\_ids](#input\_rds\_instance\_security\_group\_ids) | The IDs of the security groups from which to allow ingress traffic to the DB instance | `list(string)` | `[]` | no |

locals.tf

@@ -5,6 +5,7 @@ locals {
   rds_instance_option_group_name = length(aws_db_option_group.this) > 0 ? aws_db_option_group.this[0].name : var.rds_instance_option_group_name
 
   ## aurora
+  aurora_cluster_name = var.aurora_cluster_name_override == true ? var.aurora_cluster_name : "${var.namespace}-${var.environment}-${var.aurora_cluster_name}"
   aurora_ssm_params = var.aurora_cluster_enabled == true ? [
     {
       name  = "/${var.namespace}/${var.environment}/${var.aurora_cluster_name}/cluster_admin_db_password"
@@ -28,6 +29,7 @@ locals {
   } : {}
 
   ## rds
+  rds_instance_name = var.rds_instance_name_override == true ? var.rds_instance_name : "${var.namespace}-${var.environment}-${var.rds_instance_name}"
   rds_instance_ssm_params = var.rds_instance_enabled == true ? [
     {
       name  = "/${var.namespace}/${var.environment}/${var.rds_instance_name}/admin_db_password"

main.tf

@@ -43,7 +43,7 @@ resource "aws_kms_key" "rds_db_kms_key" {
 resource "aws_kms_alias" "rds_db_kms_key" {
   count = var.rds_instance_enabled == true ? 1 : 0
 
-  name          = "alias/${var.namespace}-${var.environment}-${var.rds_instance_name}"
+  name          = "alias/${local.rds_instance_name}"
   target_key_id = aws_kms_key.rds_db_kms_key[0].id
 }
 
@@ -142,9 +142,7 @@ module "aurora_cluster" {
   source = "git::https://github.com/cloudposse/terraform-aws-rds-cluster.git?ref=1.3.2"
   count  = var.aurora_cluster_enabled == true ? 1 : 0
 
-  name      = var.aurora_cluster_name
-  namespace = var.namespace
-  stage     = var.environment
+  name = local.aurora_cluster_name
 
   engine                      = var.aurora_engine
   engine_mode                 = var.aurora_engine_mode
@@ -188,7 +186,10 @@ module "aurora_cluster" {
   serverlessv2_scaling_configuration = var.aurora_serverlessv2_scaling_configuration
 
   tags = merge(var.tags, tomap({
-    Name = var.aurora_cluster_name
+    Name        = var.aurora_cluster_name
+    Namespace   = var.namespace
+    Environment = var.environment
+    Stage       = var.environment
   }))
 }
 
@@ -199,9 +200,7 @@ module "db_management" {
   source = "git::https://github.com/cloudposse/terraform-aws-s3-bucket?ref=3.0.0"
   count  = var.rds_enable_custom_option_group == true ? 1 : 0
 
-  name      = "${var.rds_instance_name}-db-management"
-  stage     = var.environment
-  namespace = var.namespace
+  name = "${local.rds_instance_name}-db-management"
 
   acl                = "private"
   enabled            = true
@@ -211,7 +210,11 @@ module "db_management" {
   kms_master_key_arn = "arn:${data.aws_partition.this.partition}:kms:${var.region}:${var.account_id}:alias/aws/s3"
   sse_algorithm      = "aws:kms"
 
-  tags = var.tags
+  tags = merge(var.tags, tomap({
+    Namespace   = var.namespace
+    Environment = var.environment
+    Stage       = var.environment
+  }))
 }
 
 ################################################################################
@@ -241,7 +244,7 @@ resource "aws_iam_role" "option_group" {
 resource "aws_iam_policy" "option_group" {
   count = var.rds_enable_custom_option_group == true ? 1 : 0
 
-  name_prefix = "${var.namespace}-${var.environment}-${var.rds_instance_name}-"
+  name_prefix = "${local.rds_instance_name}-"
 
   policy = jsonencode(
     {
@@ -302,8 +305,8 @@ resource "aws_iam_role_policy_attachment" "option_group" {
 resource "aws_db_option_group" "this" {
   count = var.rds_enable_custom_option_group == true ? 1 : 0
 
-  name                     = "${var.namespace}-${var.environment}-${var.rds_instance_name}-option-group"
-  option_group_description = "${var.namespace}-${var.environment}-${var.rds_instance_name} Custom Option Group"
+  name                     = "${local.rds_instance_name}-option-group"
+  option_group_description = "${local.rds_instance_name} Custom Option Group"
   engine_name              = var.rds_instance_engine
   major_engine_version     = var.rds_instance_major_engine_version
 
@@ -333,7 +336,7 @@ resource "aws_db_option_group" "this" {
   }
 
   tags = merge(var.tags, tomap({
-    Name = "${var.namespace}-${var.environment}-${var.rds_instance_name}-option-group"
+    Name = "${local.rds_instance_name}-option-group"
   }))
 }
 
@@ -352,9 +355,8 @@ module "rds_instance" {
   count  = var.rds_instance_enabled == true ? 1 : 0
   source = "git::https://github.com/cloudposse/terraform-aws-rds?ref=0.40.0"
 
-  stage               = var.environment
-  name                = var.rds_instance_name
-  namespace           = var.namespace
+  name = local.rds_instance_name
+
   dns_zone_id         = var.rds_instance_dns_zone_id
   host_name           = var.rds_instance_host_name
   vpc_id              = var.vpc_id
@@ -398,7 +400,11 @@ module "rds_instance" {
   iam_database_authentication_enabled = var.iam_database_authentication_enabled
   timeouts                            = var.timeouts
 
-  tags = var.tags
+  tags = merge(var.tags, tomap({
+    Namespace   = var.namespace
+    Environment = var.environment
+    Stage       = var.environment
+  }))
 }
 
 ################################################################################

variables.tf

@@ -47,6 +47,15 @@ variable "aurora_cluster_enabled" {
   default     = false
 }
 
+variable "aurora_cluster_name_override" {
+  type        = bool
+  description = <<-EOT
+    If `true`, this will set a the Aurora Cluster name to what is defined in var.aurora_cluster_name.
+    If `false`, this will prepend $${var.namespace}-$${var.environment} to $${var.aurora_cluster_name}"
+  EOT
+  default     = false
+}
+
 variable "aurora_cluster_name" {
   type        = string
   description = "Database name (default is not to create a database)"
@@ -213,6 +222,15 @@ variable "rds_instance_iops" {
   default     = 0
 }
 
+variable "rds_instance_name_override" {
+  type        = bool
+  description = <<-EOT
+    If `true`, this will set a the RDS Instance name to what is defined in var.rds_instance_name.
+    If `false`, this will prepend $${var.namespace}-$${var.environment} to $${var.rds_instance_name}"
+  EOT
+  default     = false
+}
+
 variable "rds_instance_name" {
   type        = string
   description = "RDS Instance name"