87 lines
1.9 KiB
Bash
Executable file
87 lines
1.9 KiB
Bash
Executable file
#!/usr/bin/env bash
|
|
|
|
if [ "$#" -lt 1 ]; then
|
|
echo "Usage: ./run.sh command [arguments]"
|
|
exit 1
|
|
fi
|
|
|
|
# Find free display number
|
|
for ((DNum=1 ; DNum <= 100 ; DNum++)) ; do
|
|
[ -e /tmp/.X11-unix/X$DNum ] || break
|
|
done
|
|
|
|
RESOLUTION=1920x1080
|
|
|
|
# Start nested X Server
|
|
Xephyr :$DNum \
|
|
-extension MIT-SHM \
|
|
-extension XTEST \
|
|
-nolisten tcp \
|
|
-screen $RESOLUTION \
|
|
-resizeable &
|
|
|
|
xephyrpid=$!
|
|
|
|
# If simple ratpoison window manager exists, run it
|
|
if command -v ratpoison; then
|
|
sleep 1
|
|
ratpoison -d :$DNum &
|
|
else # Use the default x window manager installed based on lsb_release id
|
|
|
|
DISPLAY=:$DNum
|
|
distro_id=$(lsb_release -i | awk '{print($3)}')
|
|
|
|
if [ "${distro_id}" == "Ubuntu" ] || [ "${distro_id}" == "Debian" ]; then
|
|
x-window-manager &
|
|
else
|
|
if [ "${XDG_SESSION_DESKTOP}" == "KDE" ]; then
|
|
startplasma-x11 &
|
|
elif [ "${XDG_SESSION_DESKTOP}" == "GNOME" ]; then
|
|
mutter &
|
|
else
|
|
printf "%s\n" "Could not find a suitable Window Manager"
|
|
exit 1
|
|
|
|
fi
|
|
|
|
fi
|
|
|
|
fi
|
|
|
|
windowmanagerpid=$!
|
|
|
|
#detect podman or docker
|
|
|
|
if command -v docker; then
|
|
engine_of_choice="docker"
|
|
|
|
elif command -v podman; then
|
|
engine_of_choice="podman"
|
|
else
|
|
printf "%s\n" "Docker/Podman are not installed!"
|
|
exit 1
|
|
fi
|
|
|
|
# then run the detected container engine
|
|
|
|
$engine_of_choice run --net=host \
|
|
--rm \
|
|
-e DISPLAY=:$DNum \
|
|
-v /tmp/.X11-unix/X$DNum:/tmp/.X11-unix/X$DNum:rw \
|
|
--user $(id -u):$(id -g) \
|
|
--group-add audio \
|
|
--cap-drop=ALL \
|
|
--shm-size 2g \
|
|
"$@"
|
|
|
|
kill $windowmanagerpid
|
|
kill $xephyrpid
|
|
|
|
## Explanation of docker parameters
|
|
# --net=host is to access the X server
|
|
# --rm is to remove the container when finished
|
|
# The next two lines is to pass along the X server socket and display
|
|
# --user is to set user to be non-root
|
|
# --cap-drop=ALL is to drop all priviledges
|
|
# --shm-size 2g is to increase shared memory
|
|
# $@ is to pass along the rest of the arguments
|