feat(proxmox): automatic vm creation

Signed-off-by: Tuan-Dat Tran <tuan-dat.tran@tudattr.dev>

roles/postgres_exporter/templates/postgres_exporter.service.j2

@@ -4,7 +4,7 @@ Description=PostgresExporter
 [Service]
 TimeoutStartSec=0
 User={{ bin_name }}
-ExecStart={{ bin_path }} --web.listen-address={{ host.ip }}:{{ bind_port }} {{ options }}
+ExecStart={{ bin_path }} --web.listen-address={{ ansible_host }}:{{ bind_port }} {{ options }}
 Environment="DATA_SOURCE_URI=localhost:5432/postgres?sslmode=disable"
 Environment="DATA_SOURCE_USER={{ db.user }}"
 Environment="DATA_SOURCE_PASS={{ db.password }}"

roles/proxmox/tasks/00_setup_machines.yml

@@ -0,0 +1,8 @@
+---
+- name: Prepare Localhost
+  ansible.builtin.include_tasks: ./01_setup_localhost.yml
+  when: is_localhost
+
+- name: Prepare Localhost
+  ansible.builtin.include_tasks: ./05_setup_node.yml
+  when: is_proxmox_node

roles/proxmox/tasks/01_setup_localhost.yml

@@ -0,0 +1,7 @@
+---
+- name: Install dependencies
+  ansible.builtin.apt:
+    name: "{{ item }}"
+    update_cache: true
+    state: present
+  loop: "{{ proxmox_localhost_dependencies }}"

roles/proxmox/tasks/05_setup_node.yml

@@ -0,0 +1,7 @@
+---
+- name: Install dependencies
+  ansible.builtin.apt:
+    name: "{{ item }}"
+    update_cache: true
+    state: present
+  loop: "{{ proxmox_node_dependencies }}"

roles/proxmox/tasks/10_create_secrets.yml

@@ -23,7 +23,7 @@
 
 - name: Update Vault data
   ansible.builtin.include_tasks: 15_create_secret.yml
-  loop: "{{ proxmox_vms | map(attribute='name') }}"
+  loop: "{{ vms | map(attribute='name') }}"
   loop_control:
     loop_var: "vm_name"
 

roles/proxmox/tasks/40_prepare_vm_creation.yml

@@ -0,0 +1,6 @@
+---
+- name: Download Cloud Init Isos
+  ansible.builtin.include_tasks: 42_download_isos.yml
+  loop: "{{ proxmox_cloud_init_images | dict2items | map(attribute='value') }}"
+  loop_control:
+    loop_var: distro

roles/proxmox/tasks/42_download_isos.yml

@@ -0,0 +1,12 @@
+---
+- name: Check if file exists
+  ansible.builtin.stat:
+    path: "{{ proxmox_dirs.isos }}/{{ distro.name }}"
+  register: image_stat
+
+- name: Download image if missing
+  ansible.builtin.get_url:
+    url: "{{ distro.url }}"
+    dest: "{{ proxmox_dirs.isos }}/{{ distro.name }}"
+    mode: "0644"
+  when: not image_stat.stat.exists

roles/proxmox/tasks/50_create_vms.yml

@@ -4,8 +4,14 @@
     file: "{{ proxmox_vault_file }}"
     name: vm_secrets
 
-- name: Create vms
-  ansible.builtin.include_tasks: 55_create_vm.yml
-  loop: "{{ proxmox_vms }}"
+- name: Destroy vms (Only during rapid testing)
+  ansible.builtin.include_tasks: 54_destroy_vm.yml
+  loop: "{{ vms }}"
+  loop_control:
+    loop_var: "vm"
+
+- name: Create vms
+  ansible.builtin.include_tasks: 55_create_vm.yml
+  loop: "{{ vms }}"
   loop_control:
     loop_var: "vm"

roles/proxmox/tasks/54_destroy_vm.yml

@@ -0,0 +1,30 @@
+---
+- name: Gather info about VM
+  community.general.proxmox_vm_info:
+    api_user: root@pam
+    api_password: "{{ vault.pve.aya01.root.sudo }}"
+    api_host: "192.168.20.12"
+    vmid: "{{ vm.vmid }}"
+  register: vm_info
+
+- name: Stop VM
+  community.general.proxmox_kvm:
+    api_user: root@pam
+    api_password: "{{ vault.pve.aya01.root.sudo }}"
+    api_host: "192.168.20.12"
+    node: "{{ vm.node }}"
+    vmid: "{{ vm.vmid }}"
+    state: stopped
+    force: true
+  when: vm_info.proxmox_vms | length > 0
+
+- name: Destroy VM
+  community.general.proxmox_kvm:
+    api_user: root@pam
+    api_password: "{{ vault.pve.aya01.root.sudo }}"
+    api_host: "192.168.20.12"
+    node: "{{ vm.node }}"
+    vmid: "{{ vm.vmid }}"
+    state: absent
+    force: true
+  when: vm_info.proxmox_vms | length > 0

roles/proxmox/tasks/55_create_vm.yml

@@ -1,34 +1,94 @@
+---
 - name: Create VM
   community.general.proxmox_kvm:
     api_user: root@pam
     api_password: "{{ vault.pve.aya01.root.sudo }}"
     api_host: "192.168.20.12"
+    agent: true
     name: "{{ vm.name }}"
     vmid: "{{ vm.vmid }}"
     node: "{{ vm.node }}"
-    cpu: "{{ vm.cpu }}"
     cores: "{{ vm.cores }}"
     memory: "{{ vm.memory }}"
     net: "{{ vm.net }}"
-    scsi: "{{ vm.scsi }}"
-    scsihw: "{{ vm.scsihw }}"
-    ostype: "{{ vm.ostype }}"
-    sshkeys: "{{ vm.sshkeys }}"
+    scsihw: "virtio-scsi-pci"
+    ostype: "l26"
     tags: "{{ proxmox_tags }}"
+    description: "Created via Ansible with cloud-init"
+    boot: "order=scsi0"
+    cpu: "x86-64-v2-AES"
     ciuser: "{{ vm.ciuser }}"
     cipassword: "{{ vm_secrets[proxmox_secrets_prefix + '_' + vm.name.replace('-', '_')] }}"
-    ide:
-      ide2: "proxmox:cloudinit,format=qcow2"
-  register: temp
+    ipconfig:
+      ipconfig0: "ip=dhcp"
+    sshkeys: "{{ vm.sshkeys }}"
+  register: proxmox_deploy_info
 
-- name: Debug temp
-  ansible.builtin.debug:
-    msg: "{{ temp }}"
-
-- name: Set mac
+- name: Get MAC Address of new machine
   ansible.builtin.set_fact:
-    mac: "{{ temp.mac }}"
+    mac_address: "{{ proxmox_deploy_info.mac.net0 }}"
 
-- name: debug mac
+- name: Import disk
+  ansible.builtin.shell: |
+    qm importdisk {{ vm.vmid }} {{ proxmox_dirs.isos }}/{{ vm.boot_image }} {{ proxmox_storage }}
+  delegate_to: "{{ vm.node }}"
+
+- name: Attach disk and cloud-init
+  ansible.builtin.shell: |
+    qm set {{ vm.vmid }} --scsi0 {{ proxmox_storage }}:{{ vm.vmid }}/vm-{{ vm.vmid }}-disk-0.raw --ide2 {{ proxmox_storage }}:cloudinit --boot order=scsi0
+  delegate_to: "{{ vm.node }}"
+
+- name: Resize scsi0 disk if needed
+  ansible.builtin.shell: |
+    qm resize {{ vm.vmid }} scsi0 {{ vm.disk_size }}G
+  delegate_to: "{{ vm.node }}"
+
+- name: Start VM
+  community.general.proxmox_kvm:
+    api_user: root@pam
+    api_password: "{{ vault.pve.aya01.root.sudo }}"
+    api_host: "192.168.20.12"
+    node: "{{ vm.node }}"
+    vmid: "{{ vm.vmid }}"
+    state: started
+
+- name: Wait for VM to appear on network
+  ansible.builtin.shell: |
+    nmap -sn -n -PR 192.168.20.0/24 | grep -B2 "{{ mac_address }}" | grep "Nmap scan report for"
+  register: vm_nmap_scan
+  retries: 30
+  delay: 5
+  until: vm_nmap_scan.stdout != ""
+  delegate_to: "{{ vm.node }}"
+
+- name: Extract the IP address from Nmap output
+  ansible.builtin.set_fact:
+    vm_found_ip: "{{ vm_nmap_scan.stdout | regex_search('Nmap scan report for ([0-9\\.]+)', '\\1') | first }}"
+
+- name: Debug IP address
   ansible.builtin.debug:
-    msg: "{{ mac }}"
+    msg: "Found VM IP address: {{ vm_found_ip }}"
+
+- name: Define SSH config block
+  ansible.builtin.set_fact:
+    ssh_entry: |
+      Host {{ vm.name }}
+          HostName {{ vm_found_ip }}
+          Port 22
+          User tudattr
+          IdentityFile /media/veracrypt1/genesis
+          ProxyJump {{ vm.node }}
+
+- name: Append new VM to SSH config
+  ansible.builtin.blockinfile:
+    path: "{{ ansible_env.HOME }}/.ssh/config_homelab"
+    marker: "# {mark} HOMELAB VMS BLOCK"
+    block: |
+      {{ ssh_entry }}
+
+- name: Add the new VM to the proxmox_nodes group in production.ini
+  ansible.builtin.lineinfile:
+    path: "../inventory.ini"
+    line: "{{ proxmox_inventory_entry }}"
+    insertafter: "[proxmox_nodes]"
+    state: present

roles/proxmox/tasks/60_create_container.yml

@@ -6,6 +6,6 @@
 
 - name: Create vms
   ansible.builtin.include_tasks: 65_create_container.yml
-  loop: "{{ proxmox_lxcs }}"
+  loop: "{{ lxcs }}"
   loop_control:
     loop_var: "container"

roles/proxmox/tasks/90-download-image.yml

@@ -1,6 +0,0 @@
----
-- name: Download Debian Image
-  ansible.builtin.get_url:
-    url: "{{ proxmox_debian_image_url }}"
-    dest: "{{ proxmox_image_path }}"
-    mode: "0644"

roles/proxmox/tasks/main.yml

@@ -1,12 +1,18 @@
 ---
-- name: Setup user
-  ansible.builtin.include_tasks: 01_setup_user.yml
+- name: Prepare Machines
+  ansible.builtin.include_tasks: 00_setup_machines.yml
 
 - name: Create VM vault
   ansible.builtin.include_tasks: 10_create_secrets.yml
+  when: is_localhost
+
+- name: Prime node for VM
+  ansible.builtin.include_tasks: 40_prepare_vm_creation.yml
+  when: is_proxmox_node
 
 - name: Create VMs
   ansible.builtin.include_tasks: 50_create_vms.yml
-
+  when: is_localhost
 - name: Create LXC containers
   ansible.builtin.include_tasks: 60_create_containers.yml
+  when: is_localhost

roles/proxmox/vars/main.yml

@@ -1,10 +1,25 @@
-author: tuan-dat.tran@tudattr.dev
-creator: ansible
+proxmox_author: tuan-dat.tran@tudattr.dev
+proxmox_creator: ansible
+
+proxmox_storage: proxmox
 
 proxmox_vault_file: ../group_vars/proxmox/secrets_vm.yml
 proxmox_secrets_prefix: secrets_vm
-proxmox_debian_image_url: https://cdimage.debian.org/images/cloud/bookworm/20250316-2053/debian-12-genericcloud-amd64-20250316-2053.qcow2
-proxmox_image_path: /opt/template/iso/
+proxmox_cloud_init_images:
+  debian:
+    name: debian-12-genericcloud-amd64.qcow2
+    url: https://cdimage.debian.org/images/cloud/bookworm/latest/debian-12-genericcloud-amd64.qcow2
+  ubuntu:
+    name: noble-server-cloudimg-amd64.img
+    url: https://cloud-images.ubuntu.com/noble/current/noble-server-cloudimg-amd64.img
+proxmox_dirs:
+  isos: /opt/proxmox/template/iso/
 
 proxmox_tags:
-  - "{{ creator }}"
+  - "{{ proxmox_creator }}"
+
+proxmox_node_dependencies:
+  - libguestfs-tools
+  - nmap
+
+proxmox_localhost_dependencies: []

roles/reverse_proxy/templates/Caddyfile.j2

@@ -10,7 +10,7 @@
 {% if http_port %}
 {{ service.name }}.{{ domain }} {
     {% for vm in service.vm %}
-    reverse_proxy {{ hostvars[vm].host.ip }}:{{ http_port[0] }}
+    reverse_proxy {{ hostvars[vm].ansible_host }}:{{ http_port[0] }}
     {% endfor %}
     log {
         output file /var/log/caddy/{{ service.name }}.log