Make appdata and unraid smb modules to reduce duplication

2-nomad-config/modules/appdata/main.tf

@@ -0,0 +1,62 @@
+terraform {
+  required_providers {
+    sops = {
+      source  = "carlpett/sops"
+      version = "~> 0.5"
+    }
+  }
+}
+
+variable "name" {
+  description = "Name of the application, also used as subdir on the unraid appdata share"
+  type        = string
+}
+
+variable "id" {
+  description = "ID to use for the volume registration, defaults to name with - replaced by _"
+  type        = string
+  default     = null
+}
+
+variable "access_mode" {
+  description = "CSI volume access mode"
+  type        = string
+  default     = "single-node-writer"
+  validation {
+    condition     = contains(["single-node-writer", "multi-node-multi-writer"], var.access_mode)
+    error_message = "access_mode must be either 'single-node-writer' or 'multi-node-multi-writer'"
+  }
+}
+
+data "nomad_plugin" "smb" {
+  plugin_id        = "smb"
+  wait_for_healthy = true
+}
+
+data "sops_file" "secrets" {
+  source_file = "secrets/secrets.enc.json"
+}
+
+resource "nomad_csi_volume_registration" "this" {
+  depends_on = [data.nomad_plugin.smb]
+  plugin_id  = "smb"
+
+  volume_id   = var.id != null ? var.id : "unraid_appdata_${replace(var.name, "-", "_")}"
+  name        = var.id != null ? var.id : "unraid_appdata_${replace(var.name, "-", "_")}"
+  external_id = var.id != null ? var.id : "unraid_appdata_${replace(var.name, "-", "_")}"
+
+  capability {
+    access_mode     = var.access_mode
+    attachment_mode = "file-system"
+  }
+
+  context = {
+    source = "//betelgeuse-seven-unraid.lan/appdata"
+    subDir = var.name
+  }
+
+  secrets = {
+    "username" = "nomad"
+    "password" = data.sops_file.secrets.data["unraid.nomad"]
+  }
+}