---
# Create Cloud-Init VM templates
# https://pve.proxmox.com/wiki/Cloud-Init_Support

# Install libguestfs
# https://docs.ansible.com/ansible/latest/modules/apt_module.html
- name: "Install libguestfs"
  apt:
    name: ["libguestfs-tools"]
    state: latest
    update_cache: yes
    cache_valid_time: 3600

# https://docs.ansible.com/ansible/latest/modules/file_module.html
- name: "Create Cloud Init directory"
  file:
    path: "{{ item }}"
    state: directory
    mode: "ugo+rwx"
    owner: nobody
    group: users
    recurse: true
  with_items:
    - "{{ cloud_init_dir }}"

# Fix locked images: sudo qm destroy 9001 --destroy-unreferenced-disks 1 --skiplock 1
# https://docs.ansible.com/ansible/latest/collections/ansible/builtin/command_module.html
- name: "Rescan images"
  ansible.builtin.command: "qm rescan"

# https://docs.ansible.com/ansible/latest/playbook_guide/playbooks_blocks.html
- name: "Create Cloud-Init VM templates"
  block:
    # Download cloud images
    # https://docs.ansible.com/ansible/latest/collections/ansible/builtin/get_url_module.html
    - name: "Download cloud images"
      # Re-create the images when the downloaded image changed
      register: download
      get_url:
        url: "{{ item.url }}"
        dest: "{{ item.file }}"
        mode: "ugo+rwx"
        owner: nobody
        group: users
        timeout: 120
      with_items: "{{ images }}"

    # Copy cloud image to disk file, make modifications to copy not original download
    - name: "Copy cloud image"
      # when: download.changed
      ansible.builtin.copy:
        src: "{{ item.file }}"
        dest: "{{ item.disk }}"
        mode: "ugo+rwx"
        owner: nobody
        group: users
      with_items: "{{ images }}"

    # TODO: Use snippets: https://forum.proxmox.com/threads/combining-custom-cloud-init-with-auto-generated.59008/page-3
    # Install guest agent in disk image
    - name: "Install guest agent in image"
      # when: download.changed
      ansible.builtin.command: "virt-customize -a {{ item.disk }} --install qemu-guest-agent"
      with_items: "{{ images }}"

    # Destroy the VM
    # https://docs.ansible.com/ansible/latest/collections/community/general/proxmox_kvm_module.html
    - name: "Destroy VM"
      # when: download.changed
      community.general.proxmox_kvm:
        api_user: "{{ proxmox_api_user }}"
        api_token_id: "{{ proxmox_api_token }}"
        api_token_secret: "{{ proxmox_api_secret }}"
        api_host: "{{ inventory_hostname }}"
        node: "{{ inventory_hostname_short }}"
        vmid: "{{ item.id }}" # TODO: Docs show using name, we use Id for everything?
        state: "absent"
      with_items: "{{ images }}"

    - name: "Create VM"
      # when: download.changed
      community.general.proxmox_kvm:
        api_user: "{{ proxmox_api_user }}"
        api_token_id: "{{ proxmox_api_token }}"
        api_token_secret: "{{ proxmox_api_secret }}"
        api_host: "{{ ansible_host }}"
        node: "server-1" # TODO How to get non-localhost hostname? "{{ inventory_hostname }}"
        vmid: "{{ item.id }}"
        name: "{{ item.name }}"
        tags: "{{ item.tags }}"
        memory: 4096
        cores: 2
        net:
          net0: "virtio,bridge=vmbr1"
        ipconfig:
          ipconfig0: "ip=dhcp"
        scsihw: "virtio-scsi-pci"
        # "msg": "creation of qemu VM debian-bookworm-template with vmid 9002 failed with exception=500 Internal Server Error: Only root can pass arbitrary filesystem paths. at /usr/share/perl5/PVE/Storage.pm line 542.",
        #scsi:
        #  scsi0: "vmdata:0,import-from={{ item.disk }}"
        ide:
          ide2: "vmdata:cloudinit"
        boot: "order=scsi0"
        ciuser: "{{ cloud_init_user }}"
        cipassword: "{{ cloud_init_password }}"
        searchdomains: "{{ cloud_init_domain }}"
        sshkeys: "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIKhUZslPHARlFH0rpVheirXfSv/H0VL5EoBHsItszT2R piete@Pieter-Desktop" # TODO: Read from authorized_keys file
        ostype: "l26"
        agent: "enabled=1"
        onboot: false
        state: "present"
      with_items: "{{ images }}"

    - name: "Add disk image"
      # when: download.changed
      ansible.builtin.command: "qm set {{ item.id }} --scsi0 vmdata:0,import-from={{ item.disk }}"
      with_items: "{{ images }}"

    - name: "Resize disk image"
      # when: download.changed
      ansible.builtin.command: "qm resize {{ item.id }} scsi0 8G"
      with_items: "{{ images }}"

    # TODO: Try a rescan to see if template error 25 goes away?
    - name: "Rescan images"
      ansible.builtin.command: "qm rescan"

    - name: "Convert to template"
      # when: download.changed
      ansible.builtin.command: "qm template {{ item.id }}"
      with_items: "{{ images }}"

  vars:
    images:
      - {
          id: "9001",
          name: "ubuntu-jammy-template",
          tags: [ "ubuntu", "jammy", "cloud-image" ],
          file: "{{ cloud_init_dir }}/jammy-server-cloudimg-amd64.img",
          disk: "{{ cloud_init_dir }}/jammy-server-cloudimg-amd64-disk.img",
          url: "https://cloud-images.ubuntu.com/jammy/current/jammy-server-cloudimg-amd64.img",
        }
      - {
          id: "9002",
          name: "debian-bookworm-template",
          tags: "debian,bookworm,cloud-image",
          file: "{{ cloud_init_dir }}/debian-12-genericcloud-amd64.qcow2",
          disk: "{{ cloud_init_dir }}/debian-12-genericcloud-amd64-disk.qcow2",
          url: "https://cloud.debian.org/images/cloud/bookworm/latest/debian-12-genericcloud-amd64.qcow2",
        }