Ansible role for installing Ubuntu Desktop

This role installs Ubuntu Desktop with configuration amenable to use with GPU-enabled cloud instances.

Features:

• install Ubuntu Desktop
• install OpenGL
• disable Wayland protocol (needed by NICE-DCV)
• install x11-video-dummy
• install Xronos desktop background

Requirements

Provisioning host:

• ansible 2.15 or later

Remote hose:

• Ubuntu 22.04 or 24.04

How to use this role

Add this role to your Ansible playbook file.

- name: install ubuntu desktop
  role: xronos_ubuntu_desktop_ansible

Variables

Version

• ubuntu_desktop_version: Version number of the ubuntu-desktop package to install. Default is empty (latest).
• ubuntu_desktop_reinstall: Always verify the complete desktop metapackage is installed. Set to false to install the metapackage only once, preventing reinstallation of the metapackage if any of its dependencies have been removed. Default is true, ensuring the complete metepackage is installed each time this task is run.

Window Manager

• ubuntu_desktop_disable_wayland: Disable Wayland. Default is false.
• ubuntu_desktop_configure_x11_opengl: Install and configure OpenGL. Default is true.
• ubuntu_desktop_configure_x11_dummy: Install and configure x11 video dummy. Default is false.

User Experience

• ubuntu_desktop_configure_wallpaper: configure Xronos wallpaper and lock screen. Default is true.
• ubuntu_disable_gnome_initial_setup: disable Gnome initial setup dialog. Default is true.