the terransible project can deploy on one or multiple nodes

ansible/playbooks/deploy_tf.yml

@@ -3,8 +3,7 @@
   hosts: localhost
   gather_facts: false
   tasks:
-    - name: Create a VM with Terraform
-      ansible.builtin.import_role:
+    - ansible.builtin.import_role:
         name: terraform_vm
       vars:
         terraform_vm_project_path: /home/vez/homelab/terraform/projects/terransible

ansible/roles/terraform_vm/tasks/main.yml

@@ -1,5 +1,5 @@
 ---
-- name: Create a VM
+- name: Deploy a Terraform infrastructure
   cloud.terraform.terraform:
     project_path: "{{ terraform_vm_project_path }}"
     state: "{{ terraform_vm_state }}"

terraform/projects/terransible/main.tf

@@ -1,24 +1,47 @@
 module "pve_vm" {
-  source            = "../../modules/pve_vm"
-  node_name         = "zenith"
-  vm_name           = "zenith-vm"
-  vm_cpu            = 2
-  vm_ram            = 2048
-  vm_vlan           = 66
+  source    = "../../modules/pve_vm"
+  for_each  = local.vm_list
+  node_name = each.value.node_name
+  vm_name   = each.value.vm_name
+  vm_cpu    = each.value.vm_cpu
+  vm_ram    = each.value.vm_ram
+  vm_vlan   = each.value.vm_vlan
 }
 
+locals {
+  all_nodes = data.proxmox_virtual_environment_nodes.pve_nodes.names
+
+  selected_nodes = var.multi_node_deployment == false ? [var.target_node] : local.all_nodes
+
+  vm_list = {
+    for vm in flatten([
+      for node in local.selected_nodes : [
+        for role, config in var.vm_attr : {
+          node_name = node
+          vm_name   = "${node}-${role}"
+          vm_cpu    = config.cpu
+          vm_ram    = config.ram
+          vm_vlan   = config.vlan
+        }
+      ]
+    ]) : vm.vm_name => vm
+  }
+}
+
+data "proxmox_virtual_environment_nodes" "pve_nodes" {}
+
 output "vm_ip" {
-  value = module.pve_vm.vm_ip
+  value = { for k, v in module.pve_vm : k => v.vm_ip }
 }
 
 resource "ansible_group" "servers" {
   name = "servers"
 }
 resource "ansible_host" "vm" {
-  name = "zenith-vm.lab.vezpi.me"
-  groups = ["servers"]
+  for_each = module.pve_vm
+  name     = each.key
   variables = {
-    ansible_host                 =  module.pve_vm.vm_ip
+    ansible_host = each.value.vm_ip
   }
-}
-
+  groups = ["servers"]
+}

terraform/projects/terransible/provider.tf

@@ -4,7 +4,7 @@ terraform {
       source = "bpg/proxmox"
     }
     ansible = {
-      source  = "ansible/ansible"
+      source = "ansible/ansible"
     }
   }
 }

terraform/projects/terransible/variables.tf

@@ -7,4 +7,28 @@ variable "proxmox_api_token" {
   description = "Proxmox API token"
   type        = string
   sensitive   = true
+}
+
+variable "multi_node_deployment" {
+  description = "true : deploy VMs on each node, false : deploy only on a given node"
+  type        = bool
+  default     = true
+}
+
+variable "target_node" {
+  description = "Node which host the VM if multi_node_deployment = false"
+  type        = string
+  default     = ""
+}
+
+variable "vm_attr" {
+  description = "VM attributes"
+  type = map(object({
+    ram  = number
+    cpu  = number
+    vlan = number
+  }))
+  default = {
+    "vm" = { ram = 2048, cpu = 2, vlan = 66 }
+  }
 }