Add vnc.sh

vnc.sh

@@ -0,0 +1,38 @@
+#!/bin/bash
+
+# Prepare variables
+: "${VNC_BUILTIN_WIDTH:=1280}"
+: "${VNC_BUILTIN_HEIGHT:=720}"
+: "${VNC_BUILTIN_PIXELDEPTH:=24}"
+: "${VNC_BUILTIN_DISABLED:=false}"
+
+if [ "${VNC_BUILTIN_DISABLED}" = true ]; then
+    echo "Builtin VNC is disabled. You must ensure the DISPLAY variable is set and the target display is accessible"
+    echo "Using display ${DISPLAY}"
+else
+    echo "Builtin VNC is enabled. The DISPLAY variable will be ignored and overwritten"
+    export DISPLAY=":0"
+
+    echo "Using display ${DISPLAY} with size of ${VNC_BUILTIN_WIDTH}x${VNC_BUILTIN_HEIGHT} and pixel depth ${VNC_BUILTIN_PIXELDEPTH}"
+    Xvfb ${DISPLAY} -screen 0 "${VNC_BUILTIN_WIDTH}x${VNC_BUILTIN_HEIGHT}x${VNC_BUILTIN_PIXELDEPTH}" &
+fi
+
+# Wait for the display to become ready
+while true
+do
+    if xdpyinfo -display "${DISPLAY}" > /dev/null 2>&1; then
+        echo "Display ${DISPLAY} is ready!"
+        break
+    else
+        echo "Waiting for display ${DISPLAY} to become ready..."
+        sleep 0.25
+    fi
+done
+
+# Launch the VNC server if enabled
+if [ "${VNC_BUILTIN_DISABLED}" != true ]; then
+    x11vnc -bg -forever -nopw -display ${DISPLAY} &
+fi
+
+# Launch OpenBox
+openbox &