feat: custom load balancer ARN (#62)

* feat: custom lb arn

* pre-commit trigger

* re-trigger pre-commit

README.md

@@ -46,7 +46,7 @@ No providers.
 | Name | Source | Version |
 |------|--------|---------|
 | <a name="module_ecs-cluster"></a> [ecs-cluster](#module\_ecs-cluster) | cn-terraform/ecs-cluster/aws | 1.0.10 |
-| <a name="module_ecs-fargate-service"></a> [ecs-fargate-service](#module\_ecs-fargate-service) | cn-terraform/ecs-fargate-service/aws | 2.0.34 |
+| <a name="module_ecs-fargate-service"></a> [ecs-fargate-service](#module\_ecs-fargate-service) | cn-terraform/ecs-fargate-service/aws | 2.0.35 |
 | <a name="module_td"></a> [td](#module\_td) | cn-terraform/ecs-fargate-task-definition/aws | 1.0.30 |
 
 ## Resources
@@ -68,6 +68,7 @@ No resources.
 | <a name="input_container_memory"></a> [container\_memory](#input\_container\_memory) | (Optional) The amount of memory (in MiB) to allow the container to use. This is a hard limit, if the container attempts to exceed the container\_memory, the container is killed. This field is optional for Fargate launch type and the total amount of container\_memory of all containers in a task will need to be lower than the task memory value | `number` | `4096` | no |
 | <a name="input_container_memory_reservation"></a> [container\_memory\_reservation](#input\_container\_memory\_reservation) | (Optional) The amount of memory (in MiB) to reserve for the container. If container needs to exceed this threshold, it can do so up to the set container\_memory hard limit | `number` | `2048` | no |
 | <a name="input_container_name"></a> [container\_name](#input\_container\_name) | The name of the container. Up to 255 characters ([a-z], [A-Z], [0-9], -, \_ allowed) | `string` | n/a | yes |
+| <a name="input_custom_lb_arn"></a> [custom\_lb\_arn](#input\_custom\_lb\_arn) | ARN of the Load Balancer to use in the ECS service. If provided, this module will not create a load balancer and will use the one provided in this variable | `string` | `null` | no |
 | <a name="input_default_certificate_arn"></a> [default\_certificate\_arn](#input\_default\_certificate\_arn) | (Optional) The ARN of the default SSL server certificate. Required if var.https\_ports is set. | `string` | `null` | no |
 | <a name="input_deployment_maximum_percent"></a> [deployment\_maximum\_percent](#input\_deployment\_maximum\_percent) | (Optional) The upper limit (as a percentage of the service's desiredCount) of the number of running tasks that can be running in a service during a deployment. | `number` | `200` | no |
 | <a name="input_deployment_minimum_healthy_percent"></a> [deployment\_minimum\_healthy\_percent](#input\_deployment\_minimum\_healthy\_percent) | (Optional) The lower limit (as a percentage of the service's desiredCount) of the number of running tasks that must remain running and healthy in a service during a deployment. | `number` | `100` | no |

main.tf

@@ -109,6 +109,7 @@ module "ecs-fargate-service" {
   ecs_cluster_name   = module.ecs-cluster.aws_ecs_cluster_cluster_name
 
   # Application Load Balancer
+  custom_lb_arn                       = var.custom_lb_arn
   lb_internal                         = var.lb_internal
   lb_security_groups                  = var.lb_security_groups
   lb_drop_invalid_header_fields       = var.lb_drop_invalid_header_fields

variables.tf

@@ -497,6 +497,12 @@ variable "assign_public_ip" {
 #------------------------------------------------------------------------------
 # APPLICATION LOAD BALANCER
 #------------------------------------------------------------------------------
+variable "custom_lb_arn" {
+  description = "ARN of the Load Balancer to use in the ECS service. If provided, this module will not create a load balancer and will use the one provided in this variable"
+  type        = string
+  default     = null
+}
+
 variable "lb_internal" {
   description = "(Optional) If true, the LB will be internal."
   type        = bool