LXD gui container profile

gui-profile.yaml

# Adapted from https://blog.simos.info/how-to-easily-run-graphics-accelerated-gui-apps-in-lxd-containers-on-your-ubuntu-desktop/
# 
config:
  environment.DISPLAY: :0
  raw.idmap: both 1000 1000
  user.user-data: |
    #cloud-config
    runcmd:
      - 'sed -i "s/; enable-shm = yes/enable-shm = no/g" /etc/pulse/client.conf'
      - 'echo export PULSE_SERVER=unix:/tmp/.pulse-native | tee --append /home/ubuntu/.profile'
    packages:
      - x11-apps
      - mesa-utils
      - pulseaudio
description: GUI LXD profile
devices:
  PASocket:
    path: /tmp/.pulse-native
    source: /run/user/1000/pulse/native
    type: disk
  X0:
    path: /tmp/.X11-unix/X0
    source: /tmp/.X11-unix/X0
    type: disk
  mygpu:
    type: gpu
name: gui
used_by:

install.sh

#!/bin/bash
# Run once as regular user (with sudo powers) to install profile and map sub(u|g)ids if necessary.

# Check user status
if [ $UID -eq 0 ]; then
    echo "Run as sudo-enabled, regular desktop user, not as root."
    exit l
fi

# Check sub(u|g)d mapping
if [[ -z "$(grep "root:$UID:1" /etc/sub*id)" ]]; then
    echo "root:$UID:1" | sudo tee -a /etc/sub*id
fi

# Cat the above profile yaml file into lxd
cat gui-profile.yaml | lxc profile edit gui