version: '2'
volumes:
  steamuser: # stores games
  display:
  xserver: # shares xorg server socket provided by Xwayland
  run:

services:
  config:
    build: ./config
    restart: on-failure
    privileged: true

  seatd:
    build: ./seatd
    restart: always
    privileged: true
    labels:
      io.balena.features.dbus: '1' # systemctl
    environment:
      DBUS_SYSTEM_BUS_ADDRESS: unix:path=/host/run/dbus/system_bus_socket
    volumes:
      - run:/run

  pulse:
    build: ./pulse
    restart: always
    ipc: host
    devices:
      - /dev/snd
    group_add:
      - audio
    volumes:
      - run:/run
    environment:
      XDG_RUNTIME_DIR: /run/user/1000

  display:
    build: ./display
    restart: always
    devices:
      - /dev/dri
    volumes:
      - run:/run
      - xserver:/tmp/.X11-unix
    environment:
      XDG_RUNTIME_DIR: /run/user/1000
    depends_on:
      - seatd

  steam:
    build: ./steam
    restart: always
    ipc: host
    devices:
      - /dev/dri
    group_add:
      - video
    # CEF requires > 64M shared memory
    shm_size: 256M
    volumes:
      - steamuser:/home/steamuser/
      - xserver:/tmp/.X11-unix
      - run:/run
    environment:
      DISPLAY: :0
      XDG_RUNTIME_DIR: /run/user/1000
      WAYLAND_DISPLAY: wayland-1
    network_mode: host
    depends_on:
      - config
      - display
      - pulse