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#!/bin/bash
# ----------- CONFIGURATION -----------
XVFB_DISPLAY_NUM=99
XVFB_RESOLUTION="1280x800x24"
XVFB_DISPLAY=":$XVFB_DISPLAY_NUM"
VNC_PORT=5900
LOG_DIR="./logs"
APP_COMMAND="./fbgl_app"
WM_COMMAND="fluxbox"
# -------------------------------------
mkdir -p "$LOG_DIR"
XVFB_LOG="$LOG_DIR/xvfb.log"
VNC_LOG="$LOG_DIR/x11vnc.log"
APP_LOG="$LOG_DIR/app.log"
function check_dependencies {
echo "[*] Checking dependencies..."
for cmd in Xvfb x11vnc $WM_COMMAND; do
if ! command -v "$cmd" &> /dev/null; then
echo "[!] Missing dependency: $cmd"
exit 1
fi
done
}
function cleanup {
echo "[*] Cleaning up..."
pkill -f "Xvfb $XVFB_DISPLAY"
pkill -f "x11vnc.*$XVFB_DISPLAY"
pkill -f "$WM_COMMAND"
echo "[*] Done."
}
function start_xvfb {
echo "[*] Starting Xvfb on display $XVFB_DISPLAY..."
Xvfb "$XVFB_DISPLAY" -screen 0 "$XVFB_RESOLUTION" > "$XVFB_LOG" 2>&1 &
sleep 1
}
function start_window_manager {
echo "[*] Starting window manager: $WM_COMMAND..."
DISPLAY="$XVFB_DISPLAY" $WM_COMMAND > /dev/null 2>&1 &
sleep 1
}
function start_vnc {
echo "[*] Starting x11vnc on port $VNC_PORT..."
x11vnc -display "$XVFB_DISPLAY" -nopw -forever -bg -quiet -rfbport "$VNC_PORT" > "$VNC_LOG" 2>&1
}
function run_app {
echo "[*] Running GUI application: $APP_COMMAND"
DISPLAY="$XVFB_DISPLAY" $APP_COMMAND > "$APP_LOG" 2>&1
}
# ------- Main Execution -------
trap cleanup EXIT
check_dependencies
cleanup
start_xvfb
start_window_manager
start_vnc
run_app
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