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feat!: allow multiple scaling steps (#41)
* feat: allow multiple scaling steps * fix: test account * chore: remove lock file
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README.md

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@@ -37,7 +37,7 @@ Terraform module for creating alarms for tracking important changes and occurren
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>
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> <details>
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> <summary><strong>Watch demo of using Atmos with Terraform</strong></summary>
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> <img src="https://github.com/cloudposse/atmos/blob/master/docs/demo.gif?raw=true"/><br/>
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> <img src="https://github.com/cloudposse/atmos/blob/main/docs/demo.gif?raw=true"/><br/>
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> <i>Example of running <a href="https://atmos.tools"><code>atmos</code></a> to manage infrastructure from our <a href="https://atmos.tools/quick-start/">Quick Start</a> tutorial.</i>
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> </detalis>
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@@ -140,10 +140,10 @@ For a complete usage example, see [terraform-aws-ecs-web-app module](https://git
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| <a name="input_name"></a> [name](#input\_name) | ID element. Usually the component or solution name, e.g. 'app' or 'jenkins'.<br/>This is the only ID element not also included as a `tag`.<br/>The "name" tag is set to the full `id` string. There is no tag with the value of the `name` input. | `string` | `null` | no |
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| <a name="input_namespace"></a> [namespace](#input\_namespace) | ID element. Usually an abbreviation of your organization name, e.g. 'eg' or 'cp', to help ensure generated IDs are globally unique | `string` | `null` | no |
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| <a name="input_regex_replace_chars"></a> [regex\_replace\_chars](#input\_regex\_replace\_chars) | Terraform regular expression (regex) string.<br/>Characters matching the regex will be removed from the ID elements.<br/>If not set, `"/[^a-zA-Z0-9-]/"` is used to remove all characters other than hyphens, letters and digits. | `string` | `null` | no |
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| <a name="input_scale_down_adjustment"></a> [scale\_down\_adjustment](#input\_scale\_down\_adjustment) | Scaling adjustment to make during scale down event | `number` | `-1` | no |
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| <a name="input_scale_down_cooldown"></a> [scale\_down\_cooldown](#input\_scale\_down\_cooldown) | Period (in seconds) to wait between scale down events | `number` | `300` | no |
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| <a name="input_scale_up_adjustment"></a> [scale\_up\_adjustment](#input\_scale\_up\_adjustment) | Scaling adjustment to make during scale up event | `number` | `1` | no |
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| <a name="input_scale_down_step_adjustments"></a> [scale\_down\_step\_adjustments](#input\_scale\_down\_step\_adjustments) | List of step adjustments for scale down policy | <pre>list(object({<br/> metric_interval_lower_bound = optional(number)<br/> metric_interval_upper_bound = optional(number)<br/> scaling_adjustment = number<br/> }))</pre> | <pre>[<br/> {<br/> "metric_interval_lower_bound": null,<br/> "metric_interval_upper_bound": 0,<br/> "scaling_adjustment": -1<br/> }<br/>]</pre> | no |
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| <a name="input_scale_up_cooldown"></a> [scale\_up\_cooldown](#input\_scale\_up\_cooldown) | Period (in seconds) to wait between scale up events | `number` | `60` | no |
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| <a name="input_scale_up_step_adjustments"></a> [scale\_up\_step\_adjustments](#input\_scale\_up\_step\_adjustments) | List of step adjustments for scale up policy | <pre>list(object({<br/> metric_interval_lower_bound = optional(number)<br/> metric_interval_upper_bound = optional(number)<br/> scaling_adjustment = number<br/> }))</pre> | <pre>[<br/> {<br/> "metric_interval_lower_bound": 0,<br/> "metric_interval_upper_bound": null,<br/> "scaling_adjustment": 1<br/> }<br/>]</pre> | no |
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| <a name="input_service_name"></a> [service\_name](#input\_service\_name) | The name of the ECS Service to autoscale | `string` | n/a | yes |
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| <a name="input_stage"></a> [stage](#input\_stage) | ID element. Usually used to indicate role, e.g. 'prod', 'staging', 'source', 'build', 'test', 'deploy', 'release' | `string` | `null` | no |
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| <a name="input_tags"></a> [tags](#input\_tags) | Additional tags (e.g. `{'BusinessUnit': 'XYZ'}`).<br/>Neither the tag keys nor the tag values will be modified by this module. | `map(string)` | `{}` | no |
@@ -286,7 +286,7 @@ All other trademarks referenced herein are the property of their respective owne
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---
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Copyright © 2017-2024 [Cloud Posse, LLC](https://cpco.io/copyright)
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Copyright © 2017-2025 [Cloud Posse, LLC](https://cpco.io/copyright)
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<a href="https://cloudposse.com/readme/footer/link?utm_source=github&utm_medium=readme&utm_campaign=cloudposse/terraform-aws-ecs-cloudwatch-autoscaling&utm_content=readme_footer_link"><img alt="README footer" src="https://cloudposse.com/readme/footer/img"/></a>

docs/terraform.md

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| Name | Version |
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|------|---------|
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| <a name="requirement_terraform"></a> [terraform](#requirement\_terraform) | >= 0.13.0 |
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| <a name="requirement_terraform"></a> [terraform](#requirement\_terraform) | >= 1 |
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| <a name="requirement_aws"></a> [aws](#requirement\_aws) | >= 3.0 |
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## Providers
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| Name | Description | Type | Default | Required |
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|------|-------------|------|---------|:--------:|
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| <a name="input_additional_tag_map"></a> [additional\_tag\_map](#input\_additional\_tag\_map) | Additional key-value pairs to add to each map in `tags_as_list_of_maps`. Not added to `tags` or `id`.<br>This is for some rare cases where resources want additional configuration of tags<br>and therefore take a list of maps with tag key, value, and additional configuration. | `map(string)` | `{}` | no |
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| <a name="input_attributes"></a> [attributes](#input\_attributes) | ID element. Additional attributes (e.g. `workers` or `cluster`) to add to `id`,<br>in the order they appear in the list. New attributes are appended to the<br>end of the list. The elements of the list are joined by the `delimiter`<br>and treated as a single ID element. | `list(string)` | `[]` | no |
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| <a name="input_additional_tag_map"></a> [additional\_tag\_map](#input\_additional\_tag\_map) | Additional key-value pairs to add to each map in `tags_as_list_of_maps`. Not added to `tags` or `id`.<br/>This is for some rare cases where resources want additional configuration of tags<br/>and therefore take a list of maps with tag key, value, and additional configuration. | `map(string)` | `{}` | no |
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| <a name="input_attributes"></a> [attributes](#input\_attributes) | ID element. Additional attributes (e.g. `workers` or `cluster`) to add to `id`,<br/>in the order they appear in the list. New attributes are appended to the<br/>end of the list. The elements of the list are joined by the `delimiter`<br/>and treated as a single ID element. | `list(string)` | `[]` | no |
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| <a name="input_cluster_name"></a> [cluster\_name](#input\_cluster\_name) | The name of the ECS cluster where service is to be autoscaled | `string` | n/a | yes |
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| <a name="input_context"></a> [context](#input\_context) | Single object for setting entire context at once.<br>See description of individual variables for details.<br>Leave string and numeric variables as `null` to use default value.<br>Individual variable settings (non-null) override settings in context object,<br>except for attributes, tags, and additional\_tag\_map, which are merged. | `any` | <pre>{<br> "additional_tag_map": {},<br> "attributes": [],<br> "delimiter": null,<br> "descriptor_formats": {},<br> "enabled": true,<br> "environment": null,<br> "id_length_limit": null,<br> "label_key_case": null,<br> "label_order": [],<br> "label_value_case": null,<br> "labels_as_tags": [<br> "unset"<br> ],<br> "name": null,<br> "namespace": null,<br> "regex_replace_chars": null,<br> "stage": null,<br> "tags": {},<br> "tenant": null<br>}</pre> | no |
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| <a name="input_delimiter"></a> [delimiter](#input\_delimiter) | Delimiter to be used between ID elements.<br>Defaults to `-` (hyphen). Set to `""` to use no delimiter at all. | `string` | `null` | no |
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| <a name="input_descriptor_formats"></a> [descriptor\_formats](#input\_descriptor\_formats) | Describe additional descriptors to be output in the `descriptors` output map.<br>Map of maps. Keys are names of descriptors. Values are maps of the form<br>`{<br> format = string<br> labels = list(string)<br>}`<br>(Type is `any` so the map values can later be enhanced to provide additional options.)<br>`format` is a Terraform format string to be passed to the `format()` function.<br>`labels` is a list of labels, in order, to pass to `format()` function.<br>Label values will be normalized before being passed to `format()` so they will be<br>identical to how they appear in `id`.<br>Default is `{}` (`descriptors` output will be empty). | `any` | `{}` | no |
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| <a name="input_context"></a> [context](#input\_context) | Single object for setting entire context at once.<br/>See description of individual variables for details.<br/>Leave string and numeric variables as `null` to use default value.<br/>Individual variable settings (non-null) override settings in context object,<br/>except for attributes, tags, and additional\_tag\_map, which are merged. | `any` | <pre>{<br/> "additional_tag_map": {},<br/> "attributes": [],<br/> "delimiter": null,<br/> "descriptor_formats": {},<br/> "enabled": true,<br/> "environment": null,<br/> "id_length_limit": null,<br/> "label_key_case": null,<br/> "label_order": [],<br/> "label_value_case": null,<br/> "labels_as_tags": [<br/> "unset"<br/> ],<br/> "name": null,<br/> "namespace": null,<br/> "regex_replace_chars": null,<br/> "stage": null,<br/> "tags": {},<br/> "tenant": null<br/>}</pre> | no |
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| <a name="input_delimiter"></a> [delimiter](#input\_delimiter) | Delimiter to be used between ID elements.<br/>Defaults to `-` (hyphen). Set to `""` to use no delimiter at all. | `string` | `null` | no |
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| <a name="input_descriptor_formats"></a> [descriptor\_formats](#input\_descriptor\_formats) | Describe additional descriptors to be output in the `descriptors` output map.<br/>Map of maps. Keys are names of descriptors. Values are maps of the form<br/>`{<br/> format = string<br/> labels = list(string)<br/>}`<br/>(Type is `any` so the map values can later be enhanced to provide additional options.)<br/>`format` is a Terraform format string to be passed to the `format()` function.<br/>`labels` is a list of labels, in order, to pass to `format()` function.<br/>Label values will be normalized before being passed to `format()` so they will be<br/>identical to how they appear in `id`.<br/>Default is `{}` (`descriptors` output will be empty). | `any` | `{}` | no |
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| <a name="input_enabled"></a> [enabled](#input\_enabled) | Set to false to prevent the module from creating any resources | `bool` | `null` | no |
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| <a name="input_environment"></a> [environment](#input\_environment) | ID element. Usually used for region e.g. 'uw2', 'us-west-2', OR role 'prod', 'staging', 'dev', 'UAT' | `string` | `null` | no |
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| <a name="input_id_length_limit"></a> [id\_length\_limit](#input\_id\_length\_limit) | Limit `id` to this many characters (minimum 6).<br>Set to `0` for unlimited length.<br>Set to `null` for keep the existing setting, which defaults to `0`.<br>Does not affect `id_full`. | `number` | `null` | no |
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| <a name="input_label_key_case"></a> [label\_key\_case](#input\_label\_key\_case) | Controls the letter case of the `tags` keys (label names) for tags generated by this module.<br>Does not affect keys of tags passed in via the `tags` input.<br>Possible values: `lower`, `title`, `upper`.<br>Default value: `title`. | `string` | `null` | no |
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| <a name="input_label_order"></a> [label\_order](#input\_label\_order) | The order in which the labels (ID elements) appear in the `id`.<br>Defaults to ["namespace", "environment", "stage", "name", "attributes"].<br>You can omit any of the 6 labels ("tenant" is the 6th), but at least one must be present. | `list(string)` | `null` | no |
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| <a name="input_label_value_case"></a> [label\_value\_case](#input\_label\_value\_case) | Controls the letter case of ID elements (labels) as included in `id`,<br>set as tag values, and output by this module individually.<br>Does not affect values of tags passed in via the `tags` input.<br>Possible values: `lower`, `title`, `upper` and `none` (no transformation).<br>Set this to `title` and set `delimiter` to `""` to yield Pascal Case IDs.<br>Default value: `lower`. | `string` | `null` | no |
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| <a name="input_labels_as_tags"></a> [labels\_as\_tags](#input\_labels\_as\_tags) | Set of labels (ID elements) to include as tags in the `tags` output.<br>Default is to include all labels.<br>Tags with empty values will not be included in the `tags` output.<br>Set to `[]` to suppress all generated tags.<br>**Notes:**<br> The value of the `name` tag, if included, will be the `id`, not the `name`.<br> Unlike other `null-label` inputs, the initial setting of `labels_as_tags` cannot be<br> changed in later chained modules. Attempts to change it will be silently ignored. | `set(string)` | <pre>[<br> "default"<br>]</pre> | no |
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| <a name="input_id_length_limit"></a> [id\_length\_limit](#input\_id\_length\_limit) | Limit `id` to this many characters (minimum 6).<br/>Set to `0` for unlimited length.<br/>Set to `null` for keep the existing setting, which defaults to `0`.<br/>Does not affect `id_full`. | `number` | `null` | no |
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| <a name="input_label_key_case"></a> [label\_key\_case](#input\_label\_key\_case) | Controls the letter case of the `tags` keys (label names) for tags generated by this module.<br/>Does not affect keys of tags passed in via the `tags` input.<br/>Possible values: `lower`, `title`, `upper`.<br/>Default value: `title`. | `string` | `null` | no |
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| <a name="input_label_order"></a> [label\_order](#input\_label\_order) | The order in which the labels (ID elements) appear in the `id`.<br/>Defaults to ["namespace", "environment", "stage", "name", "attributes"].<br/>You can omit any of the 6 labels ("tenant" is the 6th), but at least one must be present. | `list(string)` | `null` | no |
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| <a name="input_label_value_case"></a> [label\_value\_case](#input\_label\_value\_case) | Controls the letter case of ID elements (labels) as included in `id`,<br/>set as tag values, and output by this module individually.<br/>Does not affect values of tags passed in via the `tags` input.<br/>Possible values: `lower`, `title`, `upper` and `none` (no transformation).<br/>Set this to `title` and set `delimiter` to `""` to yield Pascal Case IDs.<br/>Default value: `lower`. | `string` | `null` | no |
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| <a name="input_labels_as_tags"></a> [labels\_as\_tags](#input\_labels\_as\_tags) | Set of labels (ID elements) to include as tags in the `tags` output.<br/>Default is to include all labels.<br/>Tags with empty values will not be included in the `tags` output.<br/>Set to `[]` to suppress all generated tags.<br/>**Notes:**<br/> The value of the `name` tag, if included, will be the `id`, not the `name`.<br/> Unlike other `null-label` inputs, the initial setting of `labels_as_tags` cannot be<br/> changed in later chained modules. Attempts to change it will be silently ignored. | `set(string)` | <pre>[<br/> "default"<br/>]</pre> | no |
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| <a name="input_max_capacity"></a> [max\_capacity](#input\_max\_capacity) | Maximum number of running instances of a Service | `number` | `2` | no |
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| <a name="input_min_capacity"></a> [min\_capacity](#input\_min\_capacity) | Minimum number of running instances of a Service | `number` | `1` | no |
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| <a name="input_name"></a> [name](#input\_name) | ID element. Usually the component or solution name, e.g. 'app' or 'jenkins'.<br>This is the only ID element not also included as a `tag`.<br>The "name" tag is set to the full `id` string. There is no tag with the value of the `name` input. | `string` | `null` | no |
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| <a name="input_name"></a> [name](#input\_name) | ID element. Usually the component or solution name, e.g. 'app' or 'jenkins'.<br/>This is the only ID element not also included as a `tag`.<br/>The "name" tag is set to the full `id` string. There is no tag with the value of the `name` input. | `string` | `null` | no |
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| <a name="input_namespace"></a> [namespace](#input\_namespace) | ID element. Usually an abbreviation of your organization name, e.g. 'eg' or 'cp', to help ensure generated IDs are globally unique | `string` | `null` | no |
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| <a name="input_regex_replace_chars"></a> [regex\_replace\_chars](#input\_regex\_replace\_chars) | Terraform regular expression (regex) string.<br>Characters matching the regex will be removed from the ID elements.<br>If not set, `"/[^a-zA-Z0-9-]/"` is used to remove all characters other than hyphens, letters and digits. | `string` | `null` | no |
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| <a name="input_scale_down_adjustment"></a> [scale\_down\_adjustment](#input\_scale\_down\_adjustment) | Scaling adjustment to make during scale down event | `number` | `-1` | no |
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| <a name="input_regex_replace_chars"></a> [regex\_replace\_chars](#input\_regex\_replace\_chars) | Terraform regular expression (regex) string.<br/>Characters matching the regex will be removed from the ID elements.<br/>If not set, `"/[^a-zA-Z0-9-]/"` is used to remove all characters other than hyphens, letters and digits. | `string` | `null` | no |
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| <a name="input_scale_down_cooldown"></a> [scale\_down\_cooldown](#input\_scale\_down\_cooldown) | Period (in seconds) to wait between scale down events | `number` | `300` | no |
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| <a name="input_scale_up_adjustment"></a> [scale\_up\_adjustment](#input\_scale\_up\_adjustment) | Scaling adjustment to make during scale up event | `number` | `1` | no |
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| <a name="input_scale_down_step_adjustments"></a> [scale\_down\_step\_adjustments](#input\_scale\_down\_step\_adjustments) | List of step adjustments for scale down policy | <pre>list(object({<br/> metric_interval_lower_bound = optional(number)<br/> metric_interval_upper_bound = optional(number)<br/> scaling_adjustment = number<br/> }))</pre> | <pre>[<br/> {<br/> "metric_interval_lower_bound": null,<br/> "metric_interval_upper_bound": 0,<br/> "scaling_adjustment": -1<br/> }<br/>]</pre> | no |
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| <a name="input_scale_up_cooldown"></a> [scale\_up\_cooldown](#input\_scale\_up\_cooldown) | Period (in seconds) to wait between scale up events | `number` | `60` | no |
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| <a name="input_scale_up_step_adjustments"></a> [scale\_up\_step\_adjustments](#input\_scale\_up\_step\_adjustments) | List of step adjustments for scale up policy | <pre>list(object({<br/> metric_interval_lower_bound = optional(number)<br/> metric_interval_upper_bound = optional(number)<br/> scaling_adjustment = number<br/> }))</pre> | <pre>[<br/> {<br/> "metric_interval_lower_bound": 0,<br/> "metric_interval_upper_bound": null,<br/> "scaling_adjustment": 1<br/> }<br/>]</pre> | no |
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| <a name="input_service_name"></a> [service\_name](#input\_service\_name) | The name of the ECS Service to autoscale | `string` | n/a | yes |
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| <a name="input_stage"></a> [stage](#input\_stage) | ID element. Usually used to indicate role, e.g. 'prod', 'staging', 'source', 'build', 'test', 'deploy', 'release' | `string` | `null` | no |
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| <a name="input_tags"></a> [tags](#input\_tags) | Additional tags (e.g. `{'BusinessUnit': 'XYZ'}`).<br>Neither the tag keys nor the tag values will be modified by this module. | `map(string)` | `{}` | no |
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| <a name="input_tags"></a> [tags](#input\_tags) | Additional tags (e.g. `{'BusinessUnit': 'XYZ'}`).<br/>Neither the tag keys nor the tag values will be modified by this module. | `map(string)` | `{}` | no |
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| <a name="input_tenant"></a> [tenant](#input\_tenant) | ID element \_(Rarely used, not included by default)\_. A customer identifier, indicating who this instance of a resource is for | `string` | `null` | no |
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## Outputs

examples/complete/fixtures.us-east-2.tfvars

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min_capacity = 1
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max_capacity = 2
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scale_up_adjustment = 1
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scale_up_cooldown = 60
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scale_up_cooldown = 60
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scale_down_cooldown = 300
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scale_down_adjustment = -1
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scale_up_step_adjustments = [
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{
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metric_interval_lower_bound = 0
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scaling_adjustment = 1
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}
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]
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scale_down_cooldown = 300
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scale_down_step_adjustments = [
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{
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metric_interval_upper_bound = 0
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scaling_adjustment = -1
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}
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]

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