Add count logic (#7)

* Add count logic

* Auto Format

Co-authored-by: cloudpossebot <[email protected]>

.github/renovate.json

@@ -4,9 +4,9 @@
     ":preserveSemverRanges"
   ],
   "labels": ["auto-update"],
+  "dependencyDashboardAutoclose": true,
   "enabledManagers": ["terraform"],
   "terraform": {
     "ignorePaths": ["**/context.tf", "examples/**"]
   }
 }
-

README.md

@@ -102,7 +102,8 @@ For automated tests of the complete example using [bats](https://github.com/bats
 ```hcl
 module "vpc" {
   source  = "cloudposse/vpc/aws"
-  version = "0.21.1"
+  # Cloud Posse recommends pinning every module to a specific version
+  # version = "x.x.x"
 
   cidr_block = "172.16.0.0/16"
 
@@ -111,7 +112,8 @@ module "vpc" {
 
 module "subnets" {
   source  = "cloudposse/dynamic-subnets/aws"
-  version = "0.38.0"
+  # Cloud Posse recommends pinning every module to a specific version
+  # version = "x.x.x"
 
   availability_zones   = var.availability_zones
   vpc_id               = module.vpc.vpc_id
@@ -124,7 +126,7 @@ module "subnets" {
 }
 
 resource "random_password" "admin_password" {
-count  = var.database_password == "" || var.database_password == null ? 1 : 0
+  count  = var.database_password == "" || var.database_password == null ? 1 : 0
   length           = 33
   special          = false
   override_special = "!#$%^&*()<>-_"
@@ -150,7 +152,8 @@ locals {
 
 module "rds_instance" {
   source  = "cloudposse/rds/aws"
-  version = "0.34.0"
+  # Cloud Posse recommends pinning every module to a specific version
+  # version = "x.x.x"
 
   database_name       = var.database_name
   database_user       = var.database_user
@@ -207,7 +210,6 @@ module "rds_proxy" {
 
   context = module.this.context
 }
-
 ```
 
 
@@ -238,7 +240,6 @@ Available targets:
 |------|---------|
 | <a name="requirement_terraform"></a> [terraform](#requirement\_terraform) | >= 0.13.0 |
 | <a name="requirement_aws"></a> [aws](#requirement\_aws) | >= 3.1.15 |
-| <a name="requirement_null"></a> [null](#requirement\_null) | >= 2.0 |
 
 ## Providers
 
@@ -476,14 +477,16 @@ Check out [our other projects][github], [follow us on twitter][twitter], [apply
 ### Contributors
 
 <!-- markdownlint-disable -->
-|  [![Erik Osterman][osterman_avatar]][osterman_homepage]<br/>[Erik Osterman][osterman_homepage] | [![Andriy Knysh][aknysh_avatar]][aknysh_homepage]<br/>[Andriy Knysh][aknysh_homepage] |
-|---|---|
+|  [![Erik Osterman][osterman_avatar]][osterman_homepage]<br/>[Erik Osterman][osterman_homepage] | [![Andriy Knysh][aknysh_avatar]][aknysh_homepage]<br/>[Andriy Knysh][aknysh_homepage] | [![RB][nitrocode_avatar]][nitrocode_homepage]<br/>[RB][nitrocode_homepage] |
+|---|---|---|
 <!-- markdownlint-restore -->
 
   [osterman_homepage]: https://github.com/osterman
   [osterman_avatar]: https://img.cloudposse.com/150x150/https://github.com/osterman.png
   [aknysh_homepage]: https://github.com/aknysh
   [aknysh_avatar]: https://img.cloudposse.com/150x150/https://github.com/aknysh.png
+  [nitrocode_homepage]: https://github.com/nitrocode
+  [nitrocode_avatar]: https://img.cloudposse.com/150x150/https://github.com/nitrocode.png
 
 [![README Footer][readme_footer_img]][readme_footer_link]
 [![Beacon][beacon]][website]

README.yaml

@@ -66,7 +66,8 @@ usage: |2-
   ```hcl
   module "vpc" {
     source  = "cloudposse/vpc/aws"
-    version = "0.21.1"
+    # Cloud Posse recommends pinning every module to a specific version
+    # version = "x.x.x"
 
     cidr_block = "172.16.0.0/16"
 
@@ -75,7 +76,8 @@ usage: |2-
 
   module "subnets" {
     source  = "cloudposse/dynamic-subnets/aws"
-    version = "0.38.0"
+    # Cloud Posse recommends pinning every module to a specific version
+    # version = "x.x.x"
 
     availability_zones   = var.availability_zones
     vpc_id               = module.vpc.vpc_id
@@ -88,7 +90,7 @@ usage: |2-
   }
 
   resource "random_password" "admin_password" {
-  count  = var.database_password == "" || var.database_password == null ? 1 : 0
+    count  = var.database_password == "" || var.database_password == null ? 1 : 0
     length           = 33
     special          = false
     override_special = "!#$%^&*()<>-_"
@@ -114,7 +116,8 @@ usage: |2-
 
   module "rds_instance" {
     source  = "cloudposse/rds/aws"
-    version = "0.34.0"
+    # Cloud Posse recommends pinning every module to a specific version
+    # version = "x.x.x"
 
     database_name       = var.database_name
     database_user       = var.database_user
@@ -171,7 +174,6 @@ usage: |2-
 
     context = module.this.context
   }
-
   ```
 
 examples: |-
@@ -186,3 +188,5 @@ contributors:
     github: osterman
   - name: Andriy Knysh
     github: aknysh
+  - name: RB
+    github: nitrocode

docs/terraform.md

@@ -5,7 +5,6 @@
 |------|---------|
 | <a name="requirement_terraform"></a> [terraform](#requirement\_terraform) | >= 0.13.0 |
 | <a name="requirement_aws"></a> [aws](#requirement\_aws) | >= 3.1.15 |
-| <a name="requirement_null"></a> [null](#requirement\_null) | >= 2.0 |
 
 ## Providers
 

examples/complete/versions.tf

@@ -4,11 +4,7 @@ terraform {
   required_providers {
     aws = {
       source  = "hashicorp/aws"
-      version = ">= 2.0"
-    }
-    null = {
-      source  = "hashicorp/null"
-      version = ">= 2.0"
+      version = ">= 3.1.15"
     }
   }
-}
+}

iam.tf

@@ -1,7 +1,7 @@
 # https://docs.aws.amazon.com/AmazonRDS/latest/UserGuide/rds-proxy.html
 
 locals {
-  iam_role_enabled = var.existing_iam_role_arn == null || var.existing_iam_role_arn == "" ? true : false
+  iam_role_enabled = local.enabled && (var.existing_iam_role_arn == null || var.existing_iam_role_arn == "")
   asm_secret_arns  = compact([for auth in var.auth : lookup(auth, "secret_arn", "")])
   kms_key_arn      = join("", data.aws_kms_key.this.*.arn)
   iam_role_arn     = local.iam_role_enabled ? join("", aws_iam_role.this.*.arn) : var.existing_iam_role_arn

main.tf

@@ -1,4 +1,10 @@
+locals {
+  enabled = module.this.enabled
+}
+
 resource "aws_db_proxy" "this" {
+  count = local.enabled ? 1 : 0
+
   name                   = module.this.id
   debug_logging          = var.debug_logging
   engine_family          = var.engine_family
@@ -23,7 +29,9 @@ resource "aws_db_proxy" "this" {
 }
 
 resource "aws_db_proxy_default_target_group" "this" {
-  db_proxy_name = aws_db_proxy.this.name
+  count = local.enabled ? 1 : 0
+
+  db_proxy_name = join("", aws_db_proxy.this[*].name)
 
   dynamic "connection_pool_config" {
     for_each = (
@@ -42,8 +50,10 @@ resource "aws_db_proxy_default_target_group" "this" {
 }
 
 resource "aws_db_proxy_target" "this" {
+  count = local.enabled ? 1 : 0
+
   db_instance_identifier = var.db_instance_identifier
   db_cluster_identifier  = var.db_cluster_identifier
-  db_proxy_name          = aws_db_proxy.this.name
-  target_group_name      = aws_db_proxy_default_target_group.this.name
+  db_proxy_name          = join("", aws_db_proxy.this[*].name)
+  target_group_name      = join("", aws_db_proxy_default_target_group.this[*].name)
 }

outputs.tf

@@ -1,60 +1,60 @@
 output "proxy_id" {
-  value       = aws_db_proxy.this.id
+  value       = join("", aws_db_proxy.this[*].id)
   description = "Proxy ID"
 }
 
 output "proxy_arn" {
-  value       = aws_db_proxy.this.arn
+  value       = join("", aws_db_proxy.this[*].arn)
   description = "Proxy ARN"
 }
 
 output "proxy_endpoint" {
-  value       = aws_db_proxy.this.endpoint
+  value       = join("", aws_db_proxy.this[*].endpoint)
   description = "Proxy endpoint"
 }
 
 output "proxy_target_endpoint" {
-  value       = aws_db_proxy_target.this.endpoint
+  value       = join("", aws_db_proxy_target.this[*].endpoint)
   description = "Hostname for the target RDS DB Instance. Only returned for `RDS_INSTANCE` type"
 }
 
 output "proxy_target_id" {
-  value       = aws_db_proxy_target.this.id
+  value       = join("", aws_db_proxy_target.this[*].id)
   description = "Identifier of `db_proxy_name`, `target_group_name`, `target type` (e.g. `RDS_INSTANCE` or `TRACKED_CLUSTER`), and resource identifier separated by forward slashes (`/`)"
 }
 
 output "proxy_target_port" {
-  value       = aws_db_proxy_target.this.port
+  value       = join("", aws_db_proxy_target.this[*].port)
   description = "Port for the target RDS DB instance or Aurora DB cluster"
 }
 
 output "proxy_target_rds_resource_id" {
-  value       = aws_db_proxy_target.this.rds_resource_id
+  value       = join("", aws_db_proxy_target.this[*].rds_resource_id)
   description = "Identifier representing the DB instance or DB cluster target"
 }
 
 output "proxy_target_target_arn" {
-  value       = aws_db_proxy_target.this.target_arn
+  value       = join("", aws_db_proxy_target.this[*].target_arn)
   description = "Amazon Resource Name (ARN) for the DB instance or DB cluster"
 }
 
 output "proxy_target_tracked_cluster_id" {
-  value       = aws_db_proxy_target.this.tracked_cluster_id
+  value       = join("", aws_db_proxy_target.this[*].tracked_cluster_id)
   description = "DB Cluster identifier for the DB instance target. Not returned unless manually importing an `RDS_INSTANCE` target that is part of a DB cluster"
 }
 
 output "proxy_target_type" {
-  value       = aws_db_proxy_target.this.type
+  value       = join("", aws_db_proxy_target.this[*].type)
   description = "Type of target. e.g. `RDS_INSTANCE` or `TRACKED_CLUSTER`"
 }
 
 output "proxy_default_target_group_arn" {
-  value       = aws_db_proxy_default_target_group.this.arn
+  value       = join("", aws_db_proxy_default_target_group.this[*].arn)
   description = "The Amazon Resource Name (ARN) representing the default target group"
 }
 
 output "proxy_default_target_group_name" {
-  value       = aws_db_proxy_default_target_group.this.name
+  value       = join("", aws_db_proxy_default_target_group.this[*].name)
   description = "The name of the default target group"
 }
 

versions.tf

@@ -6,9 +6,5 @@ terraform {
       source  = "hashicorp/aws"
       version = ">= 3.1.15"
     }
-    null = {
-      source  = "hashicorp/null"
-      version = ">= 2.0"
-    }
   }
-}
+}