feat: persist led config on debian startup

install.sh

@@ -3,6 +3,8 @@ set -eu
 
 APP_NAME="led-manager"
 APP_DIR="/opt/led-manager"
+CONFIG_DIR="/etc/led-manager"
+CONFIG_FILE="$CONFIG_DIR/config.json"
 PORT="${PORT:-8088}"
 HOST="${HOST:-0.0.0.0}"
 RAW_BASE="${RAW_BASE:-https://gitea.chickliu.fun/Hermes/led-manager-panel/raw/branch/main}"
@@ -32,60 +34,59 @@ download() {
 install_python_if_possible() {
   if has_cmd python3; then return 0; fi
   echo "未发现 python3，尝试安装..."
-  if has_cmd opkg; then
-    opkg update
-    opkg install python3
-  elif has_cmd apt-get; then
+  if has_cmd apt-get; then
     apt-get update
-    apt-get install -y python3
+    apt-get install -y python3 ca-certificates
   else
-    echo "未发现 opkg/apt-get，请先手动安装 python3" >&2
+    echo "Debian 系统请先安装 python3：apt update && apt install -y python3" >&2
     exit 1
   fi
 }
 
-install_openwrt_service() {
-  echo "检测到 OpenWrt/procd，安装 /etc/init.d/$APP_NAME"
-  download "$RAW_BASE/led-manager.openwrt.init" "/etc/init.d/$APP_NAME"
-  chmod +x "/etc/init.d/$APP_NAME"
-  # Patch host/port in init script if env overrides were provided.
-  sed -i "s/^HOST=.*/HOST=$HOST/" "/etc/init.d/$APP_NAME" || true
-  sed -i "s/^PORT=.*/PORT=$PORT/" "/etc/init.d/$APP_NAME" || true
-  "/etc/init.d/$APP_NAME" enable
-  "/etc/init.d/$APP_NAME" restart || "/etc/init.d/$APP_NAME" start
-  "/etc/init.d/$APP_NAME" status || true
-}
-
 install_systemd_service() {
-  echo "检测到 systemd，安装 led-manager.service"
+  if ! has_cmd systemctl; then
+    echo "未发现 systemctl，已安装文件但不能配置开机启动。手动启动："
+    echo "python3 $APP_DIR/led_panel.py --host $HOST --port $PORT --config $CONFIG_FILE"
+    exit 0
+  fi
+
+  echo "安装 systemd 服务：$APP_NAME"
   download "$RAW_BASE/led-manager.service" "/etc/systemd/system/$APP_NAME.service"
-  # Patch host/port in service if env overrides were provided.
-  sed -i "s/--host [^ ]* --port [0-9]*/--host $HOST --port $PORT/" "/etc/systemd/system/$APP_NAME.service" || true
+  # Patch host/port/config in service if env overrides were provided.
+  sed -i "s#--host [^ ]* --port [0-9]* --config [^ ]*#--host $HOST --port $PORT --config $CONFIG_FILE#" "/etc/systemd/system/$APP_NAME.service" || true
   systemctl daemon-reload
-  systemctl enable --now "$APP_NAME"
+  systemctl enable "$APP_NAME"
   systemctl restart "$APP_NAME"
   systemctl status "$APP_NAME" --no-pager || true
 }
 
 need_root
 install_python_if_possible
-mkdir -p "$APP_DIR"
+mkdir -p "$APP_DIR" "$CONFIG_DIR"
+
+# Preserve existing persistent config across reinstall/update.
+if [ ! -f "$CONFIG_FILE" ]; then
+  cat > "$CONFIG_FILE" <<'JSON'
+{
+  "version": 1,
+  "leds": {}
+}
+JSON
+fi
+chmod 755 "$CONFIG_DIR" || true
+chmod 644 "$CONFIG_FILE" || true
+
 download "$RAW_BASE/led_panel.py" "$APP_DIR/led_panel.py"
 chmod +x "$APP_DIR/led_panel.py"
 
-if [ -x /sbin/procd ] || [ -d /etc/rc.d ] && has_cmd procd; then
-  install_openwrt_service
-elif has_cmd systemctl && [ -d /run/systemd/system ]; then
-  install_systemd_service
-elif [ -d /etc/init.d ] && [ -f /etc/openwrt_release ]; then
-  install_openwrt_service
-else
-  echo "未检测到 systemd/procd，已安装到 $APP_DIR。手动启动："
-  echo "python3 $APP_DIR/led_panel.py --host $HOST --port $PORT"
-fi
+# Debian-focused installer: always prefer systemd. OpenWrt is intentionally not handled here.
+install_systemd_service
 
 ipaddr="$(hostname -I 2>/dev/null | awk '{print $1}' || true)"
 echo
-echo "安装完成。"
+echo "安装/更新完成。"
+echo "服务：systemctl status $APP_NAME"
+echo "配置：$CONFIG_FILE"
 echo "访问地址： http://${ipaddr:-设备IP}:$PORT/"
+echo "面板里点『保存持久化』后，重启系统会由 systemd 启动本项目并自动读取配置恢复 LED。"
 echo "如需修改端口：PORT=8090 sh install.sh"