feat: Support for CORS in simple bucket (#128)

* Add support for cors in simple bucket

* fix typo

* use any type + fmt + docs

* iterate over all cors settings instead of 1

* fix readme

modules/simple_bucket/README.md

@@ -39,6 +39,7 @@ Functional examples are included in the
 | Name | Description | Type | Default | Required |
 |------|-------------|------|---------|:--------:|
 | bucket\_policy\_only | Enables Bucket Policy Only access to a bucket. | `bool` | `true` | no |
+| cors | Configuration of CORS for bucket with structure as defined in https://registry.terraform.io/providers/hashicorp/google/latest/docs/resources/storage_bucket#cors. | `any` | `[]` | no |
 | encryption | A Cloud KMS key that will be used to encrypt objects inserted into this bucket | <pre>object({<br>    default_kms_key_name = string<br>  })</pre> | `null` | no |
 | force\_destroy | When deleting a bucket, this boolean option will delete all contained objects. If false, Terraform will fail to delete buckets which contain objects. | `bool` | `false` | no |
 | iam\_members | The list of IAM members to grant permissions on the bucket. | <pre>list(object({<br>    role   = string<br>    member = string<br>  }))</pre> | `[]` | no |

modules/simple_bucket/main.tf

@@ -42,6 +42,16 @@ resource "google_storage_bucket" "bucket" {
     }
   }
 
+  dynamic "cors" {
+    for_each = var.cors == null ? [] : var.cors
+    content {
+      origin          = lookup(cors.value, "origin", null)
+      method          = lookup(cors.value, "method", null)
+      response_header = lookup(cors.value, "response_header", null)
+      max_age_seconds = lookup(cors.value, "max_age_seconds", null)
+    }
+  }
+
   dynamic "lifecycle_rule" {
     for_each = var.lifecycle_rules
     content {

modules/simple_bucket/variables.tf

@@ -78,6 +78,12 @@ variable "retention_policy" {
   default = null
 }
 
+variable "cors" {
+  description = "Configuration of CORS for bucket with structure as defined in https://registry.terraform.io/providers/hashicorp/google/latest/docs/resources/storage_bucket#cors."
+  type        = any
+  default     = []
+}
+
 variable "encryption" {
   description = "A Cloud KMS key that will be used to encrypt objects inserted into this bucket"
   type = object({