feat: added main terraform module

terraform/main.tf

@@ -0,0 +1,70 @@
+resource "libvirt_network" "default" {
+  name      = "${var.naming_prefix}default"
+  mode      = "nat"
+  addresses = local.cidrs
+  mtu       = var.mtu
+  autostart = true
+
+  dns {
+    local_only = false
+
+    forwarders {
+      address = "1.1.1.1"
+    }
+  }
+}
+
+resource "libvirt_volume" "base" {
+  name   = "${var.naming_prefix}ubuntu_noble"
+  source = local.image_source
+}
+
+resource "libvirt_volume" "control_plane_image" {
+  name           = "${var.naming_prefix}control_plane_image"
+  base_volume_id = libvirt_volume.base.id
+}
+
+resource "libvirt_volume" "worker_images" {
+  for_each       = { for ip in var.worker_ipv4s : "worker_${replace(ip, "\\.", "-")}" => ip }
+  name           = "${var.naming_prefix}${each.key}_image"
+  base_volume_id = libvirt_volume.base.id
+}
+
+data "template_file" "user_data" {
+  for_each = local.user_templates
+
+  template = file("${path.module}/configs/cloud-init/${each.value}")
+  vars = {
+    hosts_file     = base64encode(file("${path.module}/configs/hosts"))
+    ssh_public_key = file("../.ssh/id_rsa.pub")
+  }
+}
+
+data "template_file" "network_config" {
+  for_each = local.user_templates
+
+  template = file("${path.module}/configs/cloud-init/network.yaml.tpl")
+  vars = {
+    ipv4_address = local.node_addrs[each.key].ipv4
+    ipv4_prefix  = local.ipv4_prefix
+    ipv4_gateway = local.ipv4_gateway
+    ipv6_address = local.node_addrs[each.key].ipv6
+    ipv6_prefix  = local.ipv6_prefix
+    ipv6_gateway = local.ipv6_gateway
+  }
+}
+
+module "nodes" {
+  source   = "./modules/instance"
+  for_each = local.nodes
+
+  name           = each.key
+  network_id     = libvirt_network.default.id
+  ipv4           = each.value.ipv4
+  ipv6           = each.value.ipv6
+  volume_base_id = each.value.image
+  user_data      = each.value.user_data
+  network_config = each.value.network_config
+  vcpu           = var.cpu_per_node
+  memory         = var.mem_per_node
+}