Get the udev thing for trackman marble working

udev/handle-trackman-marble

@@ -2,13 +2,29 @@
 set -o errexit
 
 main() {
-  : "${DEVICE_ID:=Logitech USB Trackball}"
+  export RUNNING_AS="${RUNNING_AS:-me}"
+  export RUNNING_AS_ID="$(id -u "${RUNNING_AS}")"
+
+  export XAUTHORITY="/home/${RUNNING_AS}/.Xauthority"
+  export DBUS_SESSION_BUS_ADDRESS="unix:path=/run/user/${RUNNING_AS_ID}/bus"
+  export DISPLAY=:0
+  export HOME="/home/${RUNNING_AS}"
+
+  local device_id
+  device_id="$(__get_device_id)"
 
   # libinput Natural Scrolling Enabled (282)
-  xinput set-prop "${DEVICE_ID}" 282 1
+  /usr/bin/sudo -E -u "${RUNNING_AS}" \
+    /usr/sbin/xinput set-prop "${device_id}" 282 1
 
   # libinput Scroll Method Enabled (285)
-  xinput set-prop "${DEVICE_ID}" 285 0 0 1
+  /usr/bin/sudo -E -u "${RUNNING_AS}" \
+    /usr/sbin/xinput set-prop "${device_id}" 285 0 0 1
+}
+
+__get_device_id() {
+  /usr/bin/sudo -E -u "${RUNNING_AS}" /usr/sbin/xinput list |
+    awk '/Logitech USB Trackball/ { sub(/id=/, "", $6); print $6 }'
 }
 
 main "${@}"

udev/rules.d/90-trackman-marble.rules

@@ -1 +1 @@
-SUBSYSTEM=="usb", ENV{ID_VENDOR}=="Logitech", ENV{ID_SERIAL}=="Logitech_USB_Trackball", RUN+="/home/me/.udev/handle-trackman-marble"
+ACTION=="bind", SUBSYSTEM=="usb", ENV{ID_VENDOR}=="Logitech", ENV{ID_SERIAL}=="Logitech_USB_Trackball", RUN:="/home/me/.udev/handle-trackman-marble"