fix!: remove deprecated variables (#4073)

Removing deprecated variables

- `lambda_tracing_mode`
- `enable_event_rule_binaries_syncer`
- `runners_scale_up_Lambda_memory_size`

---------

Co-authored-by: forest-pr|bot <forest-pr[bot]@users.noreply.github.com>
Co-authored-by: philips-labs-pr|bot <philips-labs-pr[bot]@users.noreply.github.com>

README.md

@@ -138,11 +138,9 @@ Talk to the forestkeepers in the `runners-channel` on Slack.
 | <a name="input_enable_ami_housekeeper"></a> [enable\_ami\_housekeeper](#input\_enable\_ami\_housekeeper) | Option to disable the lambda to clean up old AMIs. | `bool` | `false` | no |
 | <a name="input_enable_cloudwatch_agent"></a> [enable\_cloudwatch\_agent](#input\_enable\_cloudwatch\_agent) | Enables the cloudwatch agent on the ec2 runner instances. The runner uses a default config that can be overridden via `cloudwatch_config`. | `bool` | `true` | no |
 | <a name="input_enable_ephemeral_runners"></a> [enable\_ephemeral\_runners](#input\_enable\_ephemeral\_runners) | Enable ephemeral runners, runners will only be used once. | `bool` | `false` | no |
-| <a name="input_enable_event_rule_binaries_syncer"></a> [enable\_event\_rule\_binaries\_syncer](#input\_enable\_event\_rule\_binaries\_syncer) | DEPRECATED: Replaced by `state_event_rule_binaries_syncer`. | `bool` | `null` | no |
 | <a name="input_enable_jit_config"></a> [enable\_jit\_config](#input\_enable\_jit\_config) | Overwrite the default behavior for JIT configuration. By default JIT configuration is enabled for ephemeral runners and disabled for non-ephemeral runners. In case of GHES check first if the JIT config API is avaialbe. In case you upgradeing from 3.x to 4.x you can set `enable_jit_config` to `false` to avoid a breaking change when having your own AMI. | `bool` | `null` | no |
 | <a name="input_enable_job_queued_check"></a> [enable\_job\_queued\_check](#input\_enable\_job\_queued\_check) | Only scale if the job event received by the scale up lambda is in the queued state. By default enabled for non ephemeral runners and disabled for ephemeral. Set this variable to overwrite the default behavior. | `bool` | `null` | no |
 | <a name="input_enable_managed_runner_security_group"></a> [enable\_managed\_runner\_security\_group](#input\_enable\_managed\_runner\_security\_group) | Enables creation of the default managed security group. Unmanaged security groups can be specified via `runner_additional_security_group_ids`. | `bool` | `true` | no |
-| <a name="input_enable_metrics_control_plane"></a> [enable\_metrics\_control\_plane](#input\_enable\_metrics\_control\_plane) | (Experimental) Enable or disable the metrics for the module. Feature can change or renamed without a major release. | `bool` | `null` | no |
 | <a name="input_enable_organization_runners"></a> [enable\_organization\_runners](#input\_enable\_organization\_runners) | Register runners to organization, instead of repo level | `bool` | `false` | no |
 | <a name="input_enable_runner_binaries_syncer"></a> [enable\_runner\_binaries\_syncer](#input\_enable\_runner\_binaries\_syncer) | Option to disable the lambda to sync GitHub runner distribution, useful when using a pre-build AMI. | `bool` | `true` | no |
 | <a name="input_enable_runner_detailed_monitoring"></a> [enable\_runner\_detailed\_monitoring](#input\_enable\_runner\_detailed\_monitoring) | Should detailed monitoring be enabled for the runner. Set this to true if you want to use detailed monitoring. See https://docs.aws.amazon.com/AWSEC2/latest/UserGuide/using-cloudwatch-new.html for details. | `bool` | `false` | no |
@@ -173,13 +171,11 @@ Talk to the forestkeepers in the `runners-channel` on Slack.
 | <a name="input_lambda_security_group_ids"></a> [lambda\_security\_group\_ids](#input\_lambda\_security\_group\_ids) | List of security group IDs associated with the Lambda function. | `list(string)` | `[]` | no |
 | <a name="input_lambda_subnet_ids"></a> [lambda\_subnet\_ids](#input\_lambda\_subnet\_ids) | List of subnets in which the action runners will be launched, the subnets needs to be subnets in the `vpc_id`. | `list(string)` | `[]` | no |
 | <a name="input_lambda_tags"></a> [lambda\_tags](#input\_lambda\_tags) | Map of tags that will be added to all the lambda function resources. Note these are additional tags to the default tags. | `map(string)` | `{}` | no |
-| <a name="input_lambda_tracing_mode"></a> [lambda\_tracing\_mode](#input\_lambda\_tracing\_mode) | DEPRECATED: Replaced by `tracing_config`. | `string` | `null` | 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 |
 | <a name="input_logging_retention_in_days"></a> [logging\_retention\_in\_days](#input\_logging\_retention\_in\_days) | Specifies the number of days you want to retain log events for the lambda log group. Possible values are: 0, 1, 3, 5, 7, 14, 30, 60, 90, 120, 150, 180, 365, 400, 545, 731, 1827, and 3653. | `number` | `180` | no |
 | <a name="input_matcher_config_parameter_store_tier"></a> [matcher\_config\_parameter\_store\_tier](#input\_matcher\_config\_parameter\_store\_tier) | The tier of the parameter store for the matcher configuration. Valid values are `Standard`, and `Advanced`. | `string` | `"Standard"` | no |
 | <a name="input_metrics"></a> [metrics](#input\_metrics) | Configuration for metrics created by the module, by default disabled to avoid additional costs. When metrics are enable all metrics are created unless explicit configured otherwise. | <pre>object({<br/>    enable    = optional(bool, false)<br/>    namespace = optional(string, "GitHub Runners")<br/>    metric = optional(object({<br/>      enable_github_app_rate_limit    = optional(bool, true)<br/>      enable_job_retry                = optional(bool, true)<br/>      enable_spot_termination_warning = optional(bool, true)<br/>    }), {})<br/>  })</pre> | `{}` | no |
-| <a name="input_metrics_namespace"></a> [metrics\_namespace](#input\_metrics\_namespace) | The namespace for the metrics created by the module. Merics will only be created if explicit enabled. | `string` | `null` | no |
 | <a name="input_minimum_running_time_in_minutes"></a> [minimum\_running\_time\_in\_minutes](#input\_minimum\_running\_time\_in\_minutes) | The time an ec2 action runner should be running at minimum before terminated, if not busy. | `number` | `null` | no |
 | <a name="input_pool_config"></a> [pool\_config](#input\_pool\_config) | The configuration for updating the pool. The `pool_size` to adjust to by the events triggered by the `schedule_expression`. For example you can configure a cron expression for weekdays to adjust the pool to 10 and another expression for the weekend to adjust the pool to 1. Use `schedule_expression_timezone` to override the schedule time zone (defaults to UTC). | <pre>list(object({<br/>    schedule_expression          = string<br/>    schedule_expression_timezone = optional(string)<br/>    size                         = number<br/>  }))</pre> | `[]` | no |
 | <a name="input_pool_lambda_memory_size"></a> [pool\_lambda\_memory\_size](#input\_pool\_lambda\_memory\_size) | Memory size limit for scale-up lambda. | `number` | `512` | no |

variables.deprecated.tf

@@ -1,47 +1,14 @@
-# tflint-ignore: terraform_unused_declarations
-variable "lambda_tracing_mode" {
-  description = "DEPRECATED: Replaced by `tracing_config`."
-  type        = string
-  default     = null
-
-  validation {
-    condition     = anytrue([var.lambda_tracing_mode == null])
-    error_message = "DEPRECATED, Replaced by `tracing_config`."
-  }
-}
-
-# tflint-ignore: terraform_unused_declarations
-variable "enable_event_rule_binaries_syncer" {
-  description = "DEPRECATED: Replaced by `state_event_rule_binaries_syncer`."
-  type        = bool
-  default     = null
-  validation {
-    condition     = var.enable_event_rule_binaries_syncer == null
-    error_message = "DEPRECATED, Replaced by `state_event_rule_binaries_syncer`."
-  }
-}
-
-# tflint-ignore: terraform_unused_declarations
-variable "enable_metrics_control_plane" {
-  description = "(Experimental) Enable or disable the metrics for the module. Feature can change or renamed without a major release."
-  type        = bool
-  default     = null
-
-  # depcreated
-  validation {
-    condition     = var.enable_metrics_control_plane == null
-    error_message = "The variable `enable_metrics_control_plane` is deprecated, use `metrics.enabled` instead."
-  }
-}
+# Move deprecated variables to this file
 
+# EXAMPLE
 # tflint-ignore: terraform_unused_declarations
-variable "metrics_namespace" {
-  description = "The namespace for the metrics created by the module. Merics will only be created if explicit enabled."
-  type        = string
-  default     = null
+# variable "name" {
+#   description = "DEPRECATED: decription`."
+#   type        = string
+#   default     = null
 
-  validation {
-    condition     = var.metrics_namespace == null
-    error_message = "The variable `metrics_namespace` is deprecated, use `metrics.namespace` instead."
-  }
-}
+#   validation {
+#     condition     = ...
+#     error_message = "DEPRECATED, Replaced by `...`."
+#   }
+# }