Update context.tf from origin source (cloudposse#60)

Co-authored-by: cloudpossebot <11232728+cloudpossebot@users.noreply.github.com>

README.md

@@ -237,7 +237,7 @@ Available targets:
 | capacity\_type | Type of capacity associated with the EKS Node Group. Valid values: ON\_DEMAND, SPOT. <br>Terraform will only perform drift detection if a configuration value is provided. | `string` | `"ON_DEMAND"` | no |
 | cluster\_autoscaler\_enabled | Set true to label the node group so that the [Kubernetes Cluster Autoscaler](https://github.com/kubernetes/autoscaler/blob/master/cluster-autoscaler/cloudprovider/aws/README.md#auto-discovery-setup) will discover and autoscale it | `bool` | `null` | no |
 | cluster\_name | The name of the EKS cluster | `string` | n/a | yes |
-| 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. | <pre>object({<br>    enabled             = bool<br>    namespace           = string<br>    environment         = string<br>    stage               = string<br>    name                = string<br>    delimiter           = string<br>    attributes          = list(string)<br>    tags                = map(string)<br>    additional_tag_map  = map(string)<br>    regex_replace_chars = string<br>    label_order         = list(string)<br>    id_length_limit     = number<br>    label_key_case      = string<br>    label_value_case    = string<br>  })</pre> | <pre>{<br>  "additional_tag_map": {},<br>  "attributes": [],<br>  "delimiter": null,<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>  "name": null,<br>  "namespace": null,<br>  "regex_replace_chars": null,<br>  "stage": null,<br>  "tags": {}<br>}</pre> | no |
+| 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>  "enabled": true,<br>  "environment": null,<br>  "id_length_limit": null,<br>  "label_key_case": null,<br>  "label_order": [],<br>  "label_value_case": null,<br>  "name": null,<br>  "namespace": null,<br>  "regex_replace_chars": null,<br>  "stage": null,<br>  "tags": {}<br>}</pre> | no |
 | create\_before\_destroy | Set true in order to create the new node group before destroying the old one.<br>If false, the old node group will be destroyed first, causing downtime.<br>Changing this setting will always cause node group to be replaced. | `bool` | `false` | no |
 | delimiter | Delimiter to be used between `namespace`, `environment`, `stage`, `name` and `attributes`.<br>Defaults to `-` (hyphen). Set to `""` to use no delimiter at all. | `string` | `null` | no |
 | desired\_size | Initial desired number of worker nodes (external changes ignored) | `number` | n/a | yes |
@@ -249,15 +249,15 @@ Available targets:
 | environment | Environment, e.g. 'uw2', 'us-west-2', OR 'prod', 'staging', 'dev', 'UAT' | `string` | `null` | no |
 | existing\_workers\_role\_policy\_arns | List of existing policy ARNs that will be attached to the workers default role on creation | `list(string)` | `[]` | no |
 | existing\_workers\_role\_policy\_arns\_count | Obsolete and ignored. Allowed for backward compatibility. | `number` | `0` | no |
-| id\_length\_limit | Limit `id` to this many characters.<br>Set to `0` for unlimited length.<br>Set to `null` for default, which is `0`.<br>Does not affect `id_full`. | `number` | `null` | no |
+| id\_length\_limit | Limit `id` to this many characters (minimum 6).<br>Set to `0` for unlimited length.<br>Set to `null` for default, which is `0`.<br>Does not affect `id_full`. | `number` | `null` | no |
 | instance\_types | Single instance type to use for this node group, passed as a list. Defaults to ["t3.medium"].<br>It is a list because Launch Templates take a list, and it is a single type because EKS only supports a single type per node group. | `list(string)` | <pre>[<br>  "t3.medium"<br>]</pre> | no |
 | kubelet\_additional\_options | Additional flags to pass to kubelet.<br>DO NOT include `--node-labels` or `--node-taints`,<br>use `kubernetes_labels` and `kubernetes_taints` to specify those." | `string` | `""` | no |
 | kubernetes\_labels | Key-value mapping of Kubernetes labels. Only labels that are applied with the EKS API are managed by this argument.<br>Other Kubernetes labels applied to the EKS Node Group will not be managed. | `map(string)` | `{}` | no |
 | kubernetes\_taints | Key-value mapping of Kubernetes taints. | `map(string)` | `{}` | no |
 | kubernetes\_version | Kubernetes version. Defaults to EKS Cluster Kubernetes version. Terraform will only perform drift detection if a configuration value is provided | `string` | `null` | no |
-| label\_key\_case | The letter case of label keys (`tag` names) (i.e. `name`, `namespace`, `environment`, `stage`, `attributes`) to use in `tags`.<br>Possible values: `lower`, `title`, `upper`. <br>Default value: `title`. | `string` | `null` | no |
+| label\_key\_case | The letter case of label keys (`tag` names) (i.e. `name`, `namespace`, `environment`, `stage`, `attributes`) to use in `tags`.<br>Possible values: `lower`, `title`, `upper`.<br>Default value: `title`. | `string` | `null` | no |
 | label\_order | The naming order of the id output and Name tag.<br>Defaults to ["namespace", "environment", "stage", "name", "attributes"].<br>You can omit any of the 5 elements, but at least one must be present. | `list(string)` | `null` | no |
-| label\_value\_case | The letter case of output label values (also used in `tags` and `id`).<br>Possible values: `lower`, `title`, `upper` and `none` (no transformation). <br>Default value: `lower`. | `string` | `null` | no |
+| label\_value\_case | The letter case of output label values (also used in `tags` and `id`).<br>Possible values: `lower`, `title`, `upper` and `none` (no transformation).<br>Default value: `lower`. | `string` | `null` | no |
 | launch\_template\_disk\_encryption\_enabled | Enable disk encryption for the created launch template (if we aren't provided with an existing launch template) | `bool` | `false` | no |
 | launch\_template\_disk\_encryption\_kms\_key\_id | Custom KMS Key ID to encrypt EBS volumes on EC2 instances, applicable only if `launch_template_disk_encryption_enabled` is set to true | `string` | `""` | no |
 | launch\_template\_name | The name (not ID) of a custom launch template to use for the EKS node group. If provided, it must specify the AMI image id. | `string` | `null` | no |

context.tf

@@ -20,7 +20,7 @@
 
 module "this" {
   source  = "cloudposse/label/null"
-  version = "0.23.0" // requires Terraform >= 0.13.0
+  version = "0.24.1" # requires Terraform >= 0.13.0
 
   enabled             = var.enabled
   namespace           = var.namespace
@@ -34,29 +34,16 @@ module "this" {
   label_order         = var.label_order
   regex_replace_chars = var.regex_replace_chars
   id_length_limit     = var.id_length_limit
+  label_key_case      = var.label_key_case
+  label_value_case    = var.label_value_case
 
   context = var.context
 }
 
 # Copy contents of cloudposse/terraform-null-label/variables.tf here
 
 variable "context" {
-  type = object({
-    enabled             = bool
-    namespace           = string
-    environment         = string
-    stage               = string
-    name                = string
-    delimiter           = string
-    attributes          = list(string)
-    tags                = map(string)
-    additional_tag_map  = map(string)
-    regex_replace_chars = string
-    label_order         = list(string)
-    id_length_limit     = number
-    label_key_case      = string
-    label_value_case    = string
-  })
+  type = any
   default = {
     enabled             = true
     namespace           = null
@@ -82,12 +69,12 @@ variable "context" {
   EOT
 
   validation {
-    condition     = var.context["label_key_case"] == null ? true : contains(["lower", "title", "upper"], var.context["label_key_case"])
+    condition     = lookup(var.context, "label_key_case", null) == null ? true : contains(["lower", "title", "upper"], var.context["label_key_case"])
     error_message = "Allowed values: `lower`, `title`, `upper`."
   }
 
   validation {
-    condition     = var.context["label_value_case"] == null ? true : contains(["lower", "title", "upper", "none"], var.context["label_value_case"])
+    condition     = lookup(var.context, "label_value_case", null) == null ? true : contains(["lower", "title", "upper", "none"], var.context["label_value_case"])
     error_message = "Allowed values: `lower`, `title`, `upper`, `none`."
   }
 }
@@ -172,19 +159,23 @@ variable "id_length_limit" {
   type        = number
   default     = null
   description = <<-EOT
-    Limit `id` to this many characters.
+    Limit `id` to this many characters (minimum 6).
     Set to `0` for unlimited length.
     Set to `null` for default, which is `0`.
     Does not affect `id_full`.
   EOT
+  validation {
+    condition     = var.id_length_limit == null ? true : var.id_length_limit >= 6 || var.id_length_limit == 0
+    error_message = "The id_length_limit must be >= 6 if supplied (not null), or 0 for unlimited length."
+  }
 }
 
 variable "label_key_case" {
   type        = string
   default     = null
   description = <<-EOT
     The letter case of label keys (`tag` names) (i.e. `name`, `namespace`, `environment`, `stage`, `attributes`) to use in `tags`.
-    Possible values: `lower`, `title`, `upper`. 
+    Possible values: `lower`, `title`, `upper`.
     Default value: `title`.
   EOT
 
@@ -199,7 +190,7 @@ variable "label_value_case" {
   default     = null
   description = <<-EOT
     The letter case of output label values (also used in `tags` and `id`).
-    Possible values: `lower`, `title`, `upper` and `none` (no transformation). 
+    Possible values: `lower`, `title`, `upper` and `none` (no transformation).
     Default value: `lower`.
   EOT
 

docs/terraform.md

@@ -31,7 +31,7 @@
 | capacity\_type | Type of capacity associated with the EKS Node Group. Valid values: ON\_DEMAND, SPOT. <br>Terraform will only perform drift detection if a configuration value is provided. | `string` | `"ON_DEMAND"` | no |
 | cluster\_autoscaler\_enabled | Set true to label the node group so that the [Kubernetes Cluster Autoscaler](https://github.com/kubernetes/autoscaler/blob/master/cluster-autoscaler/cloudprovider/aws/README.md#auto-discovery-setup) will discover and autoscale it | `bool` | `null` | no |
 | cluster\_name | The name of the EKS cluster | `string` | n/a | yes |
-| 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. | <pre>object({<br>    enabled             = bool<br>    namespace           = string<br>    environment         = string<br>    stage               = string<br>    name                = string<br>    delimiter           = string<br>    attributes          = list(string)<br>    tags                = map(string)<br>    additional_tag_map  = map(string)<br>    regex_replace_chars = string<br>    label_order         = list(string)<br>    id_length_limit     = number<br>    label_key_case      = string<br>    label_value_case    = string<br>  })</pre> | <pre>{<br>  "additional_tag_map": {},<br>  "attributes": [],<br>  "delimiter": null,<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>  "name": null,<br>  "namespace": null,<br>  "regex_replace_chars": null,<br>  "stage": null,<br>  "tags": {}<br>}</pre> | no |
+| 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>  "enabled": true,<br>  "environment": null,<br>  "id_length_limit": null,<br>  "label_key_case": null,<br>  "label_order": [],<br>  "label_value_case": null,<br>  "name": null,<br>  "namespace": null,<br>  "regex_replace_chars": null,<br>  "stage": null,<br>  "tags": {}<br>}</pre> | no |
 | create\_before\_destroy | Set true in order to create the new node group before destroying the old one.<br>If false, the old node group will be destroyed first, causing downtime.<br>Changing this setting will always cause node group to be replaced. | `bool` | `false` | no |
 | delimiter | Delimiter to be used between `namespace`, `environment`, `stage`, `name` and `attributes`.<br>Defaults to `-` (hyphen). Set to `""` to use no delimiter at all. | `string` | `null` | no |
 | desired\_size | Initial desired number of worker nodes (external changes ignored) | `number` | n/a | yes |
@@ -43,15 +43,15 @@
 | environment | Environment, e.g. 'uw2', 'us-west-2', OR 'prod', 'staging', 'dev', 'UAT' | `string` | `null` | no |
 | existing\_workers\_role\_policy\_arns | List of existing policy ARNs that will be attached to the workers default role on creation | `list(string)` | `[]` | no |
 | existing\_workers\_role\_policy\_arns\_count | Obsolete and ignored. Allowed for backward compatibility. | `number` | `0` | no |
-| id\_length\_limit | Limit `id` to this many characters.<br>Set to `0` for unlimited length.<br>Set to `null` for default, which is `0`.<br>Does not affect `id_full`. | `number` | `null` | no |
+| id\_length\_limit | Limit `id` to this many characters (minimum 6).<br>Set to `0` for unlimited length.<br>Set to `null` for default, which is `0`.<br>Does not affect `id_full`. | `number` | `null` | no |
 | instance\_types | Single instance type to use for this node group, passed as a list. Defaults to ["t3.medium"].<br>It is a list because Launch Templates take a list, and it is a single type because EKS only supports a single type per node group. | `list(string)` | <pre>[<br>  "t3.medium"<br>]</pre> | no |
 | kubelet\_additional\_options | Additional flags to pass to kubelet.<br>DO NOT include `--node-labels` or `--node-taints`,<br>use `kubernetes_labels` and `kubernetes_taints` to specify those." | `string` | `""` | no |
 | kubernetes\_labels | Key-value mapping of Kubernetes labels. Only labels that are applied with the EKS API are managed by this argument.<br>Other Kubernetes labels applied to the EKS Node Group will not be managed. | `map(string)` | `{}` | no |
 | kubernetes\_taints | Key-value mapping of Kubernetes taints. | `map(string)` | `{}` | no |
 | kubernetes\_version | Kubernetes version. Defaults to EKS Cluster Kubernetes version. Terraform will only perform drift detection if a configuration value is provided | `string` | `null` | no |
-| label\_key\_case | The letter case of label keys (`tag` names) (i.e. `name`, `namespace`, `environment`, `stage`, `attributes`) to use in `tags`.<br>Possible values: `lower`, `title`, `upper`. <br>Default value: `title`. | `string` | `null` | no |
+| label\_key\_case | The letter case of label keys (`tag` names) (i.e. `name`, `namespace`, `environment`, `stage`, `attributes`) to use in `tags`.<br>Possible values: `lower`, `title`, `upper`.<br>Default value: `title`. | `string` | `null` | no |
 | label\_order | The naming order of the id output and Name tag.<br>Defaults to ["namespace", "environment", "stage", "name", "attributes"].<br>You can omit any of the 5 elements, but at least one must be present. | `list(string)` | `null` | no |
-| label\_value\_case | The letter case of output label values (also used in `tags` and `id`).<br>Possible values: `lower`, `title`, `upper` and `none` (no transformation). <br>Default value: `lower`. | `string` | `null` | no |
+| label\_value\_case | The letter case of output label values (also used in `tags` and `id`).<br>Possible values: `lower`, `title`, `upper` and `none` (no transformation).<br>Default value: `lower`. | `string` | `null` | no |
 | launch\_template\_disk\_encryption\_enabled | Enable disk encryption for the created launch template (if we aren't provided with an existing launch template) | `bool` | `false` | no |
 | launch\_template\_disk\_encryption\_kms\_key\_id | Custom KMS Key ID to encrypt EBS volumes on EC2 instances, applicable only if `launch_template_disk_encryption_enabled` is set to true | `string` | `""` | no |
 | launch\_template\_name | The name (not ID) of a custom launch template to use for the EKS node group. If provided, it must specify the AMI image id. | `string` | `null` | no |