on_demand_throughput (#90)

Author: magreenbaum

README.md

@@ -68,13 +68,13 @@ Users of Terragrunt can achieve similar results by using modules provided in the
 | Name | Version |
 |------|---------|
 | <a name="requirement_terraform"></a> [terraform](#requirement\_terraform) | >= 1.0 |
-| <a name="requirement_aws"></a> [aws](#requirement\_aws) | >= 5.64 |
+| <a name="requirement_aws"></a> [aws](#requirement\_aws) | >= 5.72.1 |
 
 ## Providers
 
 | Name | Version |
 |------|---------|
-| <a name="provider_aws"></a> [aws](#provider\_aws) | >= 5.64 |
+| <a name="provider_aws"></a> [aws](#provider\_aws) | >= 5.72.1 |
 
 ## Modules
 
@@ -115,6 +115,7 @@ No modules.
 | <a name="input_import_table"></a> [import\_table](#input\_import\_table) | Configurations for importing s3 data into a new table. | `any` | `{}` | no |
 | <a name="input_local_secondary_indexes"></a> [local\_secondary\_indexes](#input\_local\_secondary\_indexes) | Describe an LSI on the table; these can only be allocated at creation so you cannot change this definition after you have created the resource. | `any` | `[]` | no |
 | <a name="input_name"></a> [name](#input\_name) | Name of the DynamoDB table | `string` | `null` | no |
+| <a name="input_on_demand_throughput"></a> [on\_demand\_throughput](#input\_on\_demand\_throughput) | Sets the maximum number of read and write units for the specified on-demand table | `any` | `{}` | no |
 | <a name="input_point_in_time_recovery_enabled"></a> [point\_in\_time\_recovery\_enabled](#input\_point\_in\_time\_recovery\_enabled) | Whether to enable point-in-time recovery | `bool` | `false` | no |
 | <a name="input_range_key"></a> [range\_key](#input\_range\_key) | The attribute to use as the range (sort) key. Must also be defined as an attribute | `string` | `null` | no |
 | <a name="input_read_capacity"></a> [read\_capacity](#input\_read\_capacity) | The number of read units for this table. If the billing\_mode is PROVISIONED, this field should be greater than 0 | `number` | `null` | no |

examples/autoscaling/README.md

@@ -20,7 +20,7 @@ Note that this example may create resources which can cost money (AWS Elastic IP
 | Name | Version |
 |------|---------|
 | <a name="requirement_terraform"></a> [terraform](#requirement\_terraform) | >= 1.0 |
-| <a name="requirement_aws"></a> [aws](#requirement\_aws) | >= 5.64 |
+| <a name="requirement_aws"></a> [aws](#requirement\_aws) | >= 5.72.1 |
 | <a name="requirement_random"></a> [random](#requirement\_random) | >= 2.0 |
 
 ## Providers

examples/autoscaling/versions.tf

@@ -4,7 +4,7 @@ terraform {
   required_providers {
     aws = {
       source  = "hashicorp/aws"
-      version = ">= 5.64"
+      version = ">= 5.72.1"
     }
     random = {
       source  = "hashicorp/random"

examples/basic/README.md

@@ -20,7 +20,7 @@ Note that this example may create resources which can cost money (AWS Elastic IP
 | Name | Version |
 |------|---------|
 | <a name="requirement_terraform"></a> [terraform](#requirement\_terraform) | >= 1.0 |
-| <a name="requirement_aws"></a> [aws](#requirement\_aws) | >= 5.64 |
+| <a name="requirement_aws"></a> [aws](#requirement\_aws) | >= 5.72.1 |
 | <a name="requirement_random"></a> [random](#requirement\_random) | >= 2.0 |
 
 ## Providers

examples/basic/main.tf

@@ -37,9 +37,19 @@ module "dynamodb_table" {
       range_key          = "age"
       projection_type    = "INCLUDE"
       non_key_attributes = ["id"]
+
+      on_demand_throughput = {
+        max_write_request_units = 1
+        max_read_request_units  = 1
+      }
     }
   ]
 
+  on_demand_throughput = {
+    max_read_request_units  = 1
+    max_write_request_units = 1
+  }
+
   tags = {
     Terraform   = "true"
     Environment = "staging"

examples/basic/versions.tf

@@ -4,7 +4,7 @@ terraform {
   required_providers {
     aws = {
       source  = "hashicorp/aws"
-      version = ">= 5.64"
+      version = ">= 5.72.1"
     }
     random = {
       source  = "hashicorp/random"

examples/global-tables/README.md

@@ -20,15 +20,15 @@ Note that this example may create resources which can cost money (AWS Elastic IP
 | Name | Version |
 |------|---------|
 | <a name="requirement_terraform"></a> [terraform](#requirement\_terraform) | >= 1.0 |
-| <a name="requirement_aws"></a> [aws](#requirement\_aws) | >= 5.64 |
+| <a name="requirement_aws"></a> [aws](#requirement\_aws) | >= 5.72.1 |
 | <a name="requirement_random"></a> [random](#requirement\_random) | >= 2.0 |
 
 ## Providers
 
 | Name | Version |
 |------|---------|
-| <a name="provider_aws"></a> [aws](#provider\_aws) | >= 5.64 |
-| <a name="provider_aws.euwest2"></a> [aws.euwest2](#provider\_aws.euwest2) | >= 5.64 |
+| <a name="provider_aws"></a> [aws](#provider\_aws) | >= 5.72.1 |
+| <a name="provider_aws.euwest2"></a> [aws.euwest2](#provider\_aws.euwest2) | >= 5.72.1 |
 | <a name="provider_random"></a> [random](#provider\_random) | >= 2.0 |
 
 ## Modules

examples/global-tables/versions.tf

@@ -4,7 +4,7 @@ terraform {
   required_providers {
     aws = {
       source  = "hashicorp/aws"
-      version = ">= 5.64"
+      version = ">= 5.72.1"
     }
     random = {
       source  = "hashicorp/random"

examples/s3-import/README.md

@@ -20,7 +20,7 @@ Note that this example may create resources which can cost money (AWS Elastic IP
 | Name | Version |
 |------|---------|
 | <a name="requirement_terraform"></a> [terraform](#requirement\_terraform) | >= 1.0 |
-| <a name="requirement_aws"></a> [aws](#requirement\_aws) | >= 5.64 |
+| <a name="requirement_aws"></a> [aws](#requirement\_aws) | >= 5.72.1 |
 | <a name="requirement_random"></a> [random](#requirement\_random) | >= 2.0 |
 
 ## Providers

examples/s3-import/versions.tf

@@ -4,7 +4,7 @@ terraform {
   required_providers {
     aws = {
       source  = "hashicorp/aws"
-      version = ">= 5.64"
+      version = ">= 5.72.1"
     }
     random = {
       source  = "hashicorp/random"

main.tf

@@ -56,6 +56,15 @@ resource "aws_dynamodb_table" "this" {
       read_capacity      = lookup(global_secondary_index.value, "read_capacity", null)
       write_capacity     = lookup(global_secondary_index.value, "write_capacity", null)
       non_key_attributes = lookup(global_secondary_index.value, "non_key_attributes", null)
+
+      dynamic "on_demand_throughput" {
+        for_each = try([global_secondary_index.value.on_demand_throughput], [])
+
+        content {
+          max_read_request_units  = try(on_demand_throughput.value.max_read_request_units, null)
+          max_write_request_units = try(on_demand_throughput.value.max_write_request_units, null)
+        }
+      }
     }
   }
 
@@ -106,6 +115,15 @@ resource "aws_dynamodb_table" "this" {
     }
   }
 
+  dynamic "on_demand_throughput" {
+    for_each = length(var.on_demand_throughput) > 0 ? [var.on_demand_throughput] : []
+
+    content {
+      max_read_request_units  = try(on_demand_throughput.value.max_read_request_units, null)
+      max_write_request_units = try(on_demand_throughput.value.max_write_request_units, null)
+    }
+  }
+
   tags = merge(
     var.tags,
     {
@@ -178,6 +196,15 @@ resource "aws_dynamodb_table" "autoscaled" {
       read_capacity      = lookup(global_secondary_index.value, "read_capacity", null)
       write_capacity     = lookup(global_secondary_index.value, "write_capacity", null)
       non_key_attributes = lookup(global_secondary_index.value, "non_key_attributes", null)
+
+      dynamic "on_demand_throughput" {
+        for_each = try([global_secondary_index.value.on_demand_throughput], [])
+
+        content {
+          max_read_request_units  = try(on_demand_throughput.value.max_read_request_units, null)
+          max_write_request_units = try(on_demand_throughput.value.max_write_request_units, null)
+        }
+      }
     }
   }
 
@@ -228,6 +255,15 @@ resource "aws_dynamodb_table" "autoscaled" {
     }
   }
 
+  dynamic "on_demand_throughput" {
+    for_each = length(var.on_demand_throughput) > 0 ? [var.on_demand_throughput] : []
+
+    content {
+      max_read_request_units  = try(on_demand_throughput.value.max_read_request_units, null)
+      max_write_request_units = try(on_demand_throughput.value.max_write_request_units, null)
+    }
+  }
+
   tags = merge(
     var.tags,
     {

variables.tf

@@ -180,6 +180,12 @@ variable "ignore_changes_global_secondary_index" {
   default     = false
 }
 
+variable "on_demand_throughput" {
+  description = "Sets the maximum number of read and write units for the specified on-demand table"
+  type        = any
+  default     = {}
+}
+
 variable "restore_date_time" {
   description = "Time of the point-in-time recovery point to restore."
   type        = string

versions.tf

@@ -4,7 +4,7 @@ terraform {
   required_providers {
     aws = {
       source  = "hashicorp/aws"
-      version = ">= 5.64"
+      version = ">= 5.72.1"
     }
   }
 }

wrappers/main.tf

@@ -22,6 +22,7 @@ module "wrapper" {
   import_table                          = try(each.value.import_table, var.defaults.import_table, {})
   local_secondary_indexes               = try(each.value.local_secondary_indexes, var.defaults.local_secondary_indexes, [])
   name                                  = try(each.value.name, var.defaults.name, null)
+  on_demand_throughput                  = try(each.value.on_demand_throughput, var.defaults.on_demand_throughput, {})
   point_in_time_recovery_enabled        = try(each.value.point_in_time_recovery_enabled, var.defaults.point_in_time_recovery_enabled, false)
   range_key                             = try(each.value.range_key, var.defaults.range_key, null)
   read_capacity                         = try(each.value.read_capacity, var.defaults.read_capacity, null)

wrappers/versions.tf

@@ -4,7 +4,7 @@ terraform {
   required_providers {
     aws = {
       source  = "hashicorp/aws"
-      version = ">= 5.64"
+      version = ">= 5.72.1"
     }
   }
 }