fix: resource_label in auto-scaling should be optional (#122)

* fix: `resource_label` in auto-scaling should be optional

fixes #121

* chore(gh): bumped actions

.github/workflows/static-analysis.yaml

@@ -16,7 +16,7 @@ jobs:
       matrix:
         terraform: [ ~1.3.0 ]
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
 
       - uses: actions/cache@v3
         with:
@@ -27,7 +27,7 @@ jobs:
         with:
           terraform_version: ${{ matrix.terraform }}
 
-      - uses: terraform-linters/setup-tflint@v3
+      - uses: terraform-linters/setup-tflint@v4
         with:
           github_token: ${{ secrets.GITHUB_TOKEN }}
 

.pre-commit-config.yaml

@@ -1,6 +1,6 @@
 repos:
   - repo: https://github.com/antonbabenko/pre-commit-terraform
-    rev: v1.77.1
+    rev: v1.83.4
     hooks:
       - id: terraform_fmt
       - id: terraform_validate

README.md

@@ -275,8 +275,9 @@ for example.
 
 | Name | Description |
 |------|-------------|
+| <a name="output_alb_target_group_arn_suffixes"></a> [alb\_target\_group\_arn\_suffixes](#output\_alb\_target\_group\_arn\_suffixes) | ARN suffixes of the created target groups. |
+| <a name="output_alb_target_group_arns"></a> [alb\_target\_group\_arns](#output\_alb\_target\_group\_arns) | ARNs of the created target groups. |
 | <a name="output_autoscaling_target"></a> [autoscaling\_target](#output\_autoscaling\_target) | ECS auto scaling targets if auto scaling enabled. |
-| <a name="output_aws_alb_target_group_arns"></a> [aws\_alb\_target\_group\_arns](#output\_aws\_alb\_target\_group\_arns) | ARNs of the created target groups. |
 | <a name="output_cloudwatch_log_group"></a> [cloudwatch\_log\_group](#output\_cloudwatch\_log\_group) | Name of the CloudWatch log group for container logs. |
 | <a name="output_container_definitions"></a> [container\_definitions](#output\_container\_definitions) | Container definitions used by this service including all sidecars. |
 | <a name="output_ecr_repository_arn"></a> [ecr\_repository\_arn](#output\_ecr\_repository\_arn) | Full ARN of the ECR repository. |

main.tf

@@ -275,7 +275,7 @@ resource "aws_appautoscaling_policy" "ecs" {
 
     predefined_metric_specification {
       predefined_metric_type = lookup(var.appautoscaling_settings, "predefined_metric_type", "ECSServiceAverageCPUUtilization")
-      resource_label         = lookup(var.appautoscaling_settings, "resource_label")
+      resource_label         = lookup(var.appautoscaling_settings, "resource_label", null)
     }
   }
 }