Allow tags for each data_disk (#90)

Signed-off-by: Roman Schwarz <rs@cloudeteer.de>

Author: rswrz

README.md

@@ -404,6 +404,7 @@ Parameter | Description
 `name` | Specifies the name of the Managed Disk. If omitted a name will be generated based on `name`.
 `source_resource_id` | The ID of an existing Managed Disk or Snapshot to copy when `create_option` is `Cop`y or the recovery point to restore when `create_option` is `Restore`.
 `storage_account_type` | The type of storage to use for the managed disk. Possible values are `Standard_LRS`, `StandardSSD_ZRS`, `Premium_LRS`, `PremiumV2_LRS`, `Premium_ZRS`, `StandardSSD_LRS` or `UltraSSD_LRS`.
+`tags` | Tags specific to this data disk.
 
 Type:
 
@@ -416,6 +417,7 @@ list(object({
     name                 = optional(string)
     source_resource_id   = optional(string)
     storage_account_type = optional(string, "Premium_LRS")
+    tags                 = optional(map(string), {})
   }))
 ```
 

r-disk.tf

@@ -18,7 +18,7 @@ resource "azurerm_managed_disk" "this" {
   name                = each.value.name
   location            = var.location
   resource_group_name = var.resource_group_name
-  tags                = var.tags
+  tags                = merge(var.tags, each.value.tags)
 
   create_option        = each.value.create_option
   disk_size_gb         = each.value.disk_size_gb

variables.tf

@@ -221,6 +221,7 @@ variable "data_disks" {
     `name` | Specifies the name of the Managed Disk. If omitted a name will be generated based on `name`.
     `source_resource_id` | The ID of an existing Managed Disk or Snapshot to copy when `create_option` is `Cop`y or the recovery point to restore when `create_option` is `Restore`.
     `storage_account_type` | The type of storage to use for the managed disk. Possible values are `Standard_LRS`, `StandardSSD_ZRS`, `Premium_LRS`, `PremiumV2_LRS`, `Premium_ZRS`, `StandardSSD_LRS` or `UltraSSD_LRS`.
+    `tags` | Tags specific to this data disk.
   EOT
 
   type = list(object({
@@ -231,6 +232,7 @@ variable "data_disks" {
     name                 = optional(string)
     source_resource_id   = optional(string)
     storage_account_type = optional(string, "Premium_LRS")
+    tags                 = optional(map(string), {})
   }))
 
   default = []