feat(module/bootstrap): add possibility to upload whole folder struct…

…ure (#300)

modules/bootstrap/README.md

@@ -84,6 +84,7 @@ No modules.
 | <a name="input_location"></a> [location](#input\_location) | Region to deploy bootstrap resources. Ignored when `create_storage_account` is set to `false`. | `string` | `null` | no |
 | <a name="input_min_tls_version"></a> [min\_tls\_version](#input\_min\_tls\_version) | The minimum supported TLS version for the storage account. | `string` | `"TLS1_2"` | no |
 | <a name="input_files"></a> [files](#input\_files) | Map of all files to copy to bucket. The keys are local paths, the values are remote paths.<br>Always use slash `/` as directory separator (unix-like), not the backslash `\`.<br>Example:<pre>files = {<br>  "dir/my.txt" = "config/init-cfg.txt"<br>}</pre> | `map(string)` | `{}` | no |
+| <a name="input_bootstrap_files_dir"></a> [bootstrap\_files\_dir](#input\_bootstrap\_files\_dir) | Bootstrap file directory. If the variable has a value of `null` (default) - then it will not upload any other files other than the ones specified in the `files` variable. More information can be found at https://docs.paloaltonetworks.com/vm-series/9-1/vm-series-deployment/bootstrap-the-vm-series-firewall/bootstrap-package. | `string` | `null` | no |
 | <a name="input_files_md5"></a> [files\_md5](#input\_files\_md5) | Optional map of MD5 hashes of file contents.<br>Normally the map could be empty, because all the files that exist before the `terraform apply` will have their hashes auto-calculated.<br>This input is necessary only for the selected files which are created/modified within the same Terraform run as this module.<br>The keys of the map should be identical with selected keys of the `files` input, while the values should be MD5 hashes of the contents of that file.<br><br>Example:<pre>files_md5 = {<br>    "dir/my.txt" = "6f7ce3191b50a58cc13e751a8f7ae3fd"<br>}</pre> | `map(string)` | `{}` | no |
 | <a name="input_storage_share_name"></a> [storage\_share\_name](#input\_storage\_share\_name) | Name of a storage File Share to be created that will hold `files` used for bootstrapping.<br>For rules defining a valid name see [Microsoft documentation](https://docs.microsoft.com/en-us/rest/api/storageservices/Naming-and-Referencing-Shares--Directories--Files--and-Metadata#share-names). | `string` | `null` | no |
 | <a name="input_storage_share_quota"></a> [storage\_share\_quota](#input\_storage\_share\_quota) | Maximum size of a File Share. | `number` | `50` | no |

modules/bootstrap/main.tf

@@ -1,3 +1,12 @@
+locals {
+  bootstrap_filenames = { for f in try(fileset(var.bootstrap_files_dir, "**"), {}) : f => "${var.bootstrap_files_dir}/${f}" }
+  # invert var.files map 
+  inverted_files     = { for k, v in var.files : v => k }
+  inverted_filenames = merge(local.bootstrap_filenames, local.inverted_files)
+  # invert local.filenames map
+  filenames = { for k, v in local.inverted_filenames : v => k }
+}
+
 resource "azurerm_storage_account" "this" {
   count = var.create_storage_account ? 1 : 0
 
@@ -86,7 +95,7 @@ resource "azurerm_storage_share_directory" "this" {
 }
 
 resource "azurerm_storage_share_file" "this" {
-  for_each = var.storage_share_name != null ? var.files : {}
+  for_each = var.storage_share_name != null ? local.filenames : {}
 
   name             = regex("[^/]*$", each.value)
   path             = replace(each.value, "/[/]*[^/]*$/", "")

modules/bootstrap/variables.tf

@@ -49,6 +49,13 @@ variable "files" {
   type        = map(string)
 }
 
+variable "bootstrap_files_dir" {
+  description = "Bootstrap file directory. If the variable has a value of `null` (default) - then it will not upload any other files other than the ones specified in the `files` variable. More information can be found at https://docs.paloaltonetworks.com/vm-series/9-1/vm-series-deployment/bootstrap-the-vm-series-firewall/bootstrap-package."
+  default     = null
+  type        = string
+}
+
+
 variable "files_md5" {
   description = <<-EOF
   Optional map of MD5 hashes of file contents.