automatic image generation with local-exec

hcloud.tf

@@ -1,6 +1,11 @@
+data "hcloud_images" "talos_image" {
+  with_selector = "type=infra,os=talos,version=${var.talos_version},cluster=${var.talos_cluster_name}"
+}
+
 
 data "hcloud_image" "talos_image" {
-  with_selector = "type=infra,os=talos,version=${var.talos_version}"
+  with_selector = "type=infra,os=talos,version=${var.talos_version},cluster=${var.talos_cluster_name}"
+  depends_on    = [terraform_data.packer_image]
 }
 
 resource "hcloud_network" "private_net" {

packer.tf

@@ -0,0 +1,34 @@
+data "talos_image_factory_extensions_versions" "this" {
+  # get the latest talos version
+  talos_version = var.talos_version
+  filters = {
+    names = [
+      "iscsi-tools",
+      "util-linux-tools",
+    ]
+  }
+}
+
+resource "talos_image_factory_schematic" "this" {
+  schematic = yamlencode(
+    {
+      customization = {
+        systemExtensions = {
+          officialExtensions = data.talos_image_factory_extensions_versions.this.extensions_info.*.name
+        }
+      }
+    }
+  )
+}
+
+resource "terraform_data" "packer_image" {
+  count            = (length(data.hcloud_images.talos_image) == 0) ? 1 : 0
+  triggers_replace = [talos_image_factory_schematic.this.id, var.talos_version, var.talos_cluster_name]
+
+  provisioner "local-exec" {
+    when        = create
+    working_dir = "${path.module}/packer/"
+    #command     = "packer build ${local.image_source_build_params} ${local.image_target_build_params} -var region=${var.builder_region} -var project_id=${var.builder_project_id} -var zone=${var.builder_zone} -var network_project_id=${local.builder_network_project_id} -var network_name=${var.builder_network_name} -var subnet_name=${var.builder_subnet_name} image.pkr.hcl"
+    command = "packer build -var cluster_name=${var.talos_cluster_name} -var version=${var.talos_version}  -var schematic_id=${talos_image_factory_schematic.this.id} talos_image.pkr.hcl"
+  }
+}