Dynamodb table name (#97)

* dynamodb_table_name

* dynamodb_table_name

* Auto Format

* Update variables.tf

Co-authored-by: Andriy Knysh <aknysh@users.noreply.github.com>

* Auto Format

* Update main.tf

* Update main.tf

Co-authored-by: cloudpossebot <11232728+cloudpossebot@users.noreply.github.com>
Co-authored-by: Andriy Knysh <aknysh@users.noreply.github.com>

README.md

@@ -300,6 +300,7 @@ Available targets:
 | <a name="input_delimiter"></a> [delimiter](#input\_delimiter) | Delimiter to be used between ID elements.<br>Defaults to `-` (hyphen). Set to `""` to use no delimiter at all. | `string` | `null` | no |
 | <a name="input_descriptor_formats"></a> [descriptor\_formats](#input\_descriptor\_formats) | Describe additional descriptors to be output in the `descriptors` output map.<br>Map of maps. Keys are names of descriptors. Values are maps of the form<br>`{<br>   format = string<br>   labels = list(string)<br>}`<br>(Type is `any` so the map values can later be enhanced to provide additional options.)<br>`format` is a Terraform format string to be passed to the `format()` function.<br>`labels` is a list of labels, in order, to pass to `format()` function.<br>Label values will be normalized before being passed to `format()` so they will be<br>identical to how they appear in `id`.<br>Default is `{}` (`descriptors` output will be empty). | `any` | `{}` | no |
 | <a name="input_dynamodb_enabled"></a> [dynamodb\_enabled](#input\_dynamodb\_enabled) | Whether to create the dynamodb table. | `bool` | `true` | no |
+| <a name="input_dynamodb_table_name"></a> [dynamodb\_table\_name](#input\_dynamodb\_table\_name) | Override the name of the DynamoDB table which defaults to using `module.dynamodb_table_label.id` | `string` | `null` | no |
 | <a name="input_enable_point_in_time_recovery"></a> [enable\_point\_in\_time\_recovery](#input\_enable\_point\_in\_time\_recovery) | Enable DynamoDB point-in-time recovery | `bool` | `true` | no |
 | <a name="input_enable_public_access_block"></a> [enable\_public\_access\_block](#input\_enable\_public\_access\_block) | Enable Bucket Public Access Block | `bool` | `true` | no |
 | <a name="input_enable_server_side_encryption"></a> [enable\_server\_side\_encryption](#input\_enable\_server\_side\_encryption) | Enable DynamoDB server-side encryption | `bool` | `true` | no |

docs/terraform.md

@@ -55,6 +55,7 @@
 | <a name="input_delimiter"></a> [delimiter](#input\_delimiter) | Delimiter to be used between ID elements.<br>Defaults to `-` (hyphen). Set to `""` to use no delimiter at all. | `string` | `null` | no |
 | <a name="input_descriptor_formats"></a> [descriptor\_formats](#input\_descriptor\_formats) | Describe additional descriptors to be output in the `descriptors` output map.<br>Map of maps. Keys are names of descriptors. Values are maps of the form<br>`{<br>   format = string<br>   labels = list(string)<br>}`<br>(Type is `any` so the map values can later be enhanced to provide additional options.)<br>`format` is a Terraform format string to be passed to the `format()` function.<br>`labels` is a list of labels, in order, to pass to `format()` function.<br>Label values will be normalized before being passed to `format()` so they will be<br>identical to how they appear in `id`.<br>Default is `{}` (`descriptors` output will be empty). | `any` | `{}` | no |
 | <a name="input_dynamodb_enabled"></a> [dynamodb\_enabled](#input\_dynamodb\_enabled) | Whether to create the dynamodb table. | `bool` | `true` | no |
+| <a name="input_dynamodb_table_name"></a> [dynamodb\_table\_name](#input\_dynamodb\_table\_name) | Override the name of the DynamoDB table which defaults to using `module.dynamodb_table_label.id` | `string` | `null` | no |
 | <a name="input_enable_point_in_time_recovery"></a> [enable\_point\_in\_time\_recovery](#input\_enable\_point\_in\_time\_recovery) | Enable DynamoDB point-in-time recovery | `bool` | `true` | no |
 | <a name="input_enable_public_access_block"></a> [enable\_public\_access\_block](#input\_enable\_public\_access\_block) | Enable Bucket Public Access Block | `bool` | `true` | no |
 | <a name="input_enable_server_side_encryption"></a> [enable\_server\_side\_encryption](#input\_enable\_server\_side\_encryption) | Enable DynamoDB server-side encryption | `bool` | `true` | no |

main.tf

@@ -4,6 +4,8 @@ locals {
   bucket_enabled   = local.enabled && var.bucket_enabled
   dynamodb_enabled = local.enabled && var.dynamodb_enabled
 
+  dynamodb_table_name = coalesce(var.dynamodb_table_name, module.dynamodb_table_label.id)
+
   prevent_unencrypted_uploads = local.enabled && var.prevent_unencrypted_uploads && var.enable_server_side_encryption
 
   policy = local.prevent_unencrypted_uploads ? join(
@@ -201,7 +203,7 @@ module "dynamodb_table_label" {
 
 resource "aws_dynamodb_table" "with_server_side_encryption" {
   count          = local.dynamodb_enabled && var.enable_server_side_encryption ? 1 : 0
-  name           = module.dynamodb_table_label.id
+  name           = local.dynamodb_table_name
   billing_mode   = var.billing_mode
   read_capacity  = var.billing_mode == "PROVISIONED" ? var.read_capacity : null
   write_capacity = var.billing_mode == "PROVISIONED" ? var.write_capacity : null
@@ -227,7 +229,7 @@ resource "aws_dynamodb_table" "with_server_side_encryption" {
 
 resource "aws_dynamodb_table" "without_server_side_encryption" {
   count          = local.dynamodb_enabled && ! var.enable_server_side_encryption ? 1 : 0
-  name           = module.dynamodb_table_label.id
+  name           = local.dynamodb_table_name
   billing_mode   = var.billing_mode
   read_capacity  = var.billing_mode == "PROVISIONED" ? var.read_capacity : null
   write_capacity = var.billing_mode == "PROVISIONED" ? var.write_capacity : null

variables.tf

@@ -164,3 +164,9 @@ variable "dynamodb_enabled" {
   default     = true
   description = "Whether to create the dynamodb table."
 }
+
+variable "dynamodb_table_name" {
+  type        = string
+  default     = null
+  description = "Override the name of the DynamoDB table which defaults to using `module.dynamodb_table_label.id`"
+}