app_containers: Add Wayland handling
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@ -8,6 +8,14 @@ die() {
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[ -z "$CONTAINER_NAME" ] && die "\$CONTAINER_NAME not set"
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[ -z "$DISPLAY" ] && die "\$DISPLAY not set (you must run the script in a desktop environment"
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# Create a XDG_RUNTIME_DIR for guest on host
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container_xdg_runtime="$(mktemp -d)"
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trap 'rm -rf -- "$container_xdg_runtime"' EXIT
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# Link the current wayland session to the container's xdg runtime
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# Note that the session itself must be bind-mounted first
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ln -s /run/host/$WAYLAND_DISPLAY $container_xdg_runtime/$WAYLAND_DISPLAY
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# From <https://liolok.com/run-desktop-app-with-systemd-nspawn-container>
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if [[ -n $DBUS_SESSION_BUS_ADDRESS ]]; then # remove prefix
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host_bus=${DBUS_SESSION_BUS_ADDRESS#unix:path=}
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@ -21,7 +29,7 @@ else # default guess
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host_pulse=$XDG_RUNTIME_DIR/pulse
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fi
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# Default username
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# Default username (assume `user` always has the same uid as the host user)
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run_as=user
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homedir=/home/user
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if [ "$CONTAINER_RUN_AS_ROOT" = true ]; then
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@ -39,9 +47,15 @@ sudo systemd-nspawn -M $CONTAINER_NAME \
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`# Input devices` \
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--bind-ro=/dev/input \
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--property=DeviceAllow='char-input r' \
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`# Xdg runtime` \
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--bind=$container_xdg_runtime:/run/xdg \
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--setenv=XDG_RUNTIME_DIR=/run/xdg \
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`# Xorg / Xwayland` \
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--bind-ro=/tmp/.X11-unix \
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--setenv=DISPLAY=$DISPLAY \
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`# Wayland (note the symlink created before in xdg runtime)` \
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--bind-ro=$XDG_RUNTIME_DIR/$WAYLAND_DISPLAY:/run/host/$WAYLAND_DISPLAY \
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--setenv=WAYLAND_DISPLAY=$WAYLAND_DISPLAY \
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`# PulseAudio` \
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--bind-ro=$host_pulse:/run/host/pulse \
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--setenv=PULSE_SERVER=unix:/run/host/pulse/native \
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