➕️ Add special Talos-on-OpenStack hack

prepare-labs/lib/commands.sh

@@ -1234,6 +1234,22 @@ EOF
     pssh -I sudo tee /opt/tailhist/index.html <lib/tailhist.html
 }
 
+_cmd talos "Add Talos nodes to an OpenStack batch of machines."
+_cmd_talos() {
+    TAG=$1
+    need_tag
+
+    cp terraform/talos/* tags/$TAG
+    cd tags/$TAG
+    terraform apply -auto-approve
+
+    pssh "
+    curl -sL https://talos.dev/install | sh
+    "
+    echo "talos_ok" > status
+
+}
+
 _cmd terraform "Apply Terraform configuration to provision resources."
 _cmd_terraform() {
     TAG=$1

prepare-labs/settings/talos.env

@@ -0,0 +1,18 @@
+CLUSTERSIZE=1
+
+CLUSTERPREFIX=talos
+
+USER_LOGIN=talos
+USER_PASSWORD=training
+
+STEPS="
+  terraform
+  wait
+  standardize
+  clusterize
+  tools
+  createuser
+  tailhist
+  talos
+  kubetools
+"

prepare-labs/terraform/talos/talos.tf

@@ -0,0 +1,65 @@
+resource "openstack_compute_instance_v2" "talos" {
+  for_each        = local.talos_nodes
+  name            = each.value.node_name
+  image_id        = openstack_images_image_v2.talos.image_id
+  flavor_name     = each.value.node_size
+  security_groups = [openstack_networking_secgroup_v2._.name]
+  network {
+    name = openstack_networking_network_v2._.name
+  }
+}
+
+locals {
+  talos_nodes_per_cluster = 3
+  talos_schematic_id      = "376567988ad370138ad8b2698212367b8edcb69b5fd68c80be1f2ec7d603b4ba"
+  talos_version           = "1.13.3"
+}
+
+resource "openstack_images_image_v2" "talos" {
+  name             = "Talos ${local.talos_version} for ${var.tag}"
+  image_source_url = "https://factory.talos.dev/image/${local.talos_schematic_id}/v${local.talos_version}/openstack-amd64.qcow2"
+  container_format = "bare"
+  disk_format      = "qcow2"
+  properties = {
+    os        = "talos"
+    schematic = local.talos_schematic_id
+    version   = local.talos_version
+  }
+}
+
+resource "openstack_networking_secgroup_v2" "_" {
+  name = var.tag
+}
+
+resource "openstack_networking_secgroup_rule_v2" "_" {
+  direction         = "ingress"
+  ethertype         = "IPv4"
+  security_group_id = openstack_networking_secgroup_v2._.id
+}
+
+locals {
+  talos_nodes = {
+    for cn in setproduct(
+      range(1, 1 + var.how_many_clusters),
+      range(1, 1 + local.talos_nodes_per_cluster)
+    ) :
+    format("c%03dt%03d", cn[0], cn[1]) => {
+      cluster_key  = format("c%03d", cn[0])
+      cluster_name = format("%s-%03d", var.tag, cn[0])
+      node_name    = format("%s-%03d-%03d", var.tag, cn[0], cn[1])
+      node_size    = lookup(var.node_sizes, var.node_size, var.node_size)
+    }
+  }
+}
+
+resource "local_file" "talos" {
+  content = join("", formatlist("%s\n", [
+    for cid in range(1, 1 + var.how_many_clusters) :
+    join("\t",
+      [for nid in range(1, 1 + local.talos_nodes_per_cluster) :
+        openstack_compute_instance_v2.talos[format("c%03dt%03d", cid, nid)].access_ip_v4
+  ])]))
+  filename        = "talos.tsv"
+  file_permission = "0600"
+}
+