docs: document macOS license specifications

Author: edersonbrilhante

README.md

@@ -199,7 +199,7 @@ Join our discord community via [this invite link](https://discord.gg/bxgXW8jJGh)
 | <a name="input_runner_hook_job_completed"></a> [runner\_hook\_job\_completed](#input\_runner\_hook\_job\_completed) | Script to be ran in the runner environment at the end of every job | `string` | `""` | no |
 | <a name="input_runner_hook_job_started"></a> [runner\_hook\_job\_started](#input\_runner\_hook\_job\_started) | Script to be ran in the runner environment at the beginning of every job | `string` | `""` | no |
 | <a name="input_runner_iam_role_managed_policy_arns"></a> [runner\_iam\_role\_managed\_policy\_arns](#input\_runner\_iam\_role\_managed\_policy\_arns) | Attach AWS or customer-managed IAM policies (by ARN) to the runner IAM role | `list(string)` | `[]` | no |
-| <a name="input_runner_license_specifications"></a> [runner\_license\_specifications](#input\_runner\_license\_specifications) | The license specifications for the instance. See https://registry.terraform.io/providers/hashicorp/aws/latest/docs/resources/launch_template#license_specification for details. | <pre>list(object({<br/>    license_configuration_arn = string<br/>  }))</pre> | `[]` | no |
+| <a name="input_runner_license_specifications"></a> [runner\_license\_specifications](#input\_runner\_license\_specifications) | Optional EC2 License Manager license configuration ARNs for the runner launch template. Required for macOS dedicated-host runners when the host resource group uses a Mac dedicated host license configuration. See https://registry.terraform.io/providers/hashicorp/aws/latest/docs/resources/launch_template#license_specification for details. | <pre>list(object({<br/>    license_configuration_arn = string<br/>  }))</pre> | `[]` | no |
 | <a name="input_runner_log_files"></a> [runner\_log\_files](#input\_runner\_log\_files) | (optional) List of logfiles to send to CloudWatch, will only be used if `enable_cloudwatch_agent` is set to true. Object description: `log_group_name`: Name of the log group, `prefix_log_group`: If true, the log group name will be prefixed with `/github-self-hosted-runners/<var.prefix>`, `file_path`: path to the log file, `log_stream_name`: name of the log stream, `log_class`: The log class of the log group. Valid values are `STANDARD` or `INFREQUENT_ACCESS`. Defaults to `STANDARD`. | <pre>list(object({<br/>    log_group_name   = string<br/>    prefix_log_group = bool<br/>    file_path        = string<br/>    log_stream_name  = string<br/>    log_class        = optional(string, "STANDARD")<br/>  }))</pre> | `null` | no |
 | <a name="input_runner_metadata_options"></a> [runner\_metadata\_options](#input\_runner\_metadata\_options) | Metadata options for the ec2 runner instances. By default, the module uses metadata tags for bootstrapping the runner, only disable `instance_metadata_tags` when using custom scripts for starting the runner. | `map(any)` | <pre>{<br/>  "http_endpoint": "enabled",<br/>  "http_put_response_hop_limit": 1,<br/>  "http_tokens": "required",<br/>  "instance_metadata_tags": "enabled"<br/>}</pre> | no |
 | <a name="input_runner_name_prefix"></a> [runner\_name\_prefix](#input\_runner\_name\_prefix) | The prefix used for the GitHub runner name. The prefix will be used in the default start script to prefix the instance name when register the runner in GitHub. The value is available via an EC2 tag 'ghr:runner\_name\_prefix'. | `string` | `""` | no |

modules/multi-runner/variables.tf

@@ -253,6 +253,7 @@ variable "multi_runner_config" {
         vpc_id: "The VPC for security groups of the action runners. If not set uses the value of `var.vpc_id`."
         subnet_ids: "List of subnets in which the action runners will be launched, the subnets needs to be subnets in the `vpc_id`. If not set, uses the value of `var.subnet_ids`."
         idle_config: "List of time period that can be defined as cron expression to keep a minimum amount of runners active instead of scaling down to 0. By defining this list you can ensure that in time periods that match the cron expression within 5 seconds a runner is kept idle."
+        license_specifications: "Optional EC2 License Manager license configuration ARNs for the runner launch template. Required for macOS dedicated-host runners when the host resource group uses a Mac dedicated host license configuration."
         use_dedicated_host: "Experimental! Can be removed / changed without trigger a major release. Whether to use EC2 dedicated hosts for the runners. Needed for macos runners Note that using dedicated hosts can increase cost significantly."
         runner_log_files: "(optional) Replaces the module default cloudwatch log config. See https://docs.aws.amazon.com/AmazonCloudWatch/latest/monitoring/CloudWatch-Agent-Configuration-File-Details.html for details."
         block_device_mappings: "The EC2 instance block device configuration. Takes the following keys: `device_name`, `delete_on_termination`, `volume_type`, `volume_size`, `encrypted`, `iops`, `throughput`, `kms_key_id`, `snapshot_id`."

modules/runners/README.md

@@ -186,7 +186,7 @@ yarn run dist
 | <a name="input_lambda_timeout_scale_down"></a> [lambda\_timeout\_scale\_down](#input\_lambda\_timeout\_scale\_down) | Time out for the scale down lambda in seconds. | `number` | `60` | no |
 | <a name="input_lambda_timeout_scale_up"></a> [lambda\_timeout\_scale\_up](#input\_lambda\_timeout\_scale\_up) | Time out for the scale up lambda in seconds. | `number` | `60` | no |
 | <a name="input_lambda_zip"></a> [lambda\_zip](#input\_lambda\_zip) | File location of the lambda zip file. | `string` | `null` | no |
-| <a name="input_license_specifications"></a> [license\_specifications](#input\_license\_specifications) | The license specifications for the instance. See https://registry.terraform.io/providers/hashicorp/aws/latest/docs/resources/launch_template#license_specification for details. | <pre>list(object({<br/>    license_configuration_arn = string<br/>  }))</pre> | `[]` | no |
+| <a name="input_license_specifications"></a> [license\_specifications](#input\_license\_specifications) | Optional EC2 License Manager license configuration ARNs for the runner launch template. Required for macOS dedicated-host runners when the host resource group uses a Mac dedicated host license configuration. See https://registry.terraform.io/providers/hashicorp/aws/latest/docs/resources/launch_template#license_specification for details. | <pre>list(object({<br/>    license_configuration_arn = string<br/>  }))</pre> | `[]` | no |
 | <a name="input_log_class"></a> [log\_class](#input\_log\_class) | The log class of the CloudWatch log groups for the lambda functions. Valid values are `STANDARD` or `INFREQUENT_ACCESS`. | `string` | `"STANDARD"` | no |
 | <a name="input_log_level"></a> [log\_level](#input\_log\_level) | Logging level for lambda logging. Valid values are  'silly', 'trace', 'debug', 'info', 'warn', 'error', 'fatal'. | `string` | `"info"` | no |
 | <a name="input_logging_kms_key_id"></a> [logging\_kms\_key\_id](#input\_logging\_kms\_key\_id) | Specifies the kms key id to encrypt the logs with | `string` | `null` | no |

modules/runners/variables.tf

@@ -688,7 +688,7 @@ variable "placement" {
 }
 
 variable "license_specifications" {
-  description = "The license specifications for the instance. See https://registry.terraform.io/providers/hashicorp/aws/latest/docs/resources/launch_template#license_specification for details."
+  description = "Optional EC2 License Manager license configuration ARNs for the runner launch template. Required for macOS dedicated-host runners when the host resource group uses a Mac dedicated host license configuration. See https://registry.terraform.io/providers/hashicorp/aws/latest/docs/resources/launch_template#license_specification for details."
   type = list(object({
     license_configuration_arn = string
   }))

variables.tf

@@ -919,7 +919,7 @@ variable "runner_placement" {
 }
 
 variable "runner_license_specifications" {
-  description = "The license specifications for the instance. See https://registry.terraform.io/providers/hashicorp/aws/latest/docs/resources/launch_template#license_specification for details."
+  description = "Optional EC2 License Manager license configuration ARNs for the runner launch template. Required for macOS dedicated-host runners when the host resource group uses a Mac dedicated host license configuration. See https://registry.terraform.io/providers/hashicorp/aws/latest/docs/resources/launch_template#license_specification for details."
   type = list(object({
     license_configuration_arn = string
   }))