Adding permission boundary (#6)

Co-authored-by: cloudpossebot <[email protected]>

Author: jamengual

README.md

@@ -210,6 +210,7 @@ Available targets:
 | <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 |
 | <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 |
 | <a name="input_package_type"></a> [package\_type](#input\_package\_type) | The Lambda deployment package type. Valid values are Zip and Image. | `string` | `"Zip"` | no |
+| <a name="input_permissions_boundary"></a> [permissions\_boundary](#input\_permissions\_boundary) | ARN of the policy that is used to set the permissions boundary for the role | `string` | `""` | no |
 | <a name="input_publish"></a> [publish](#input\_publish) | Whether to publish creation/change as new Lambda Function Version. | `bool` | `false` | no |
 | <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 |
 | <a name="input_reserved_concurrent_executions"></a> [reserved\_concurrent\_executions](#input\_reserved\_concurrent\_executions) | The amount of reserved concurrent executions for this lambda function. A value of 0 disables lambda from being triggered and -1 removes any concurrency limitations. | `number` | `-1` | no |

docs/terraform.md

@@ -75,6 +75,7 @@
 | <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 |
 | <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 |
 | <a name="input_package_type"></a> [package\_type](#input\_package\_type) | The Lambda deployment package type. Valid values are Zip and Image. | `string` | `"Zip"` | no |
+| <a name="input_permissions_boundary"></a> [permissions\_boundary](#input\_permissions\_boundary) | ARN of the policy that is used to set the permissions boundary for the role | `string` | `""` | no |
 | <a name="input_publish"></a> [publish](#input\_publish) | Whether to publish creation/change as new Lambda Function Version. | `bool` | `false` | no |
 | <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 |
 | <a name="input_reserved_concurrent_executions"></a> [reserved\_concurrent\_executions](#input\_reserved\_concurrent\_executions) | The amount of reserved concurrent executions for this lambda function. A value of 0 disables lambda from being triggered and -1 removes any concurrency limitations. | `number` | `-1` | no |

iam-role.tf

@@ -1,7 +1,8 @@
 resource "aws_iam_role" "this" {
-  count              = local.enabled ? 1 : 0
-  name               = "${var.function_name}-${local.region_name}"
-  assume_role_policy = data.aws_iam_policy_document.assume_role_policy.json
+  count                = local.enabled ? 1 : 0
+  name                 = "${var.function_name}-${local.region_name}"
+  assume_role_policy   = data.aws_iam_policy_document.assume_role_policy.json
+  permissions_boundary = var.permissions_boundary
 }
 
 data "aws_iam_policy_document" "assume_role_policy" {

variables.tf

@@ -145,6 +145,12 @@ variable "package_type" {
   type        = string
 }
 
+variable "permissions_boundary" {
+  type        = string
+  default     = ""
+  description = "ARN of the policy that is used to set the permissions boundary for the role"
+}
+
 variable "publish" {
   description = "Whether to publish creation/change as new Lambda Function Version."
   default     = false