Update server.js

server.js

@@ -1,12 +1,11 @@
+// === 全局异常处理（放在顶部） ===
 process.on('uncaughtException', (err) => {
     console.error('[Fatal Error] Uncaught Exception:', err.stack || err.message || err);
-    // 根据需要，可以在这里决定是否要关闭服务器或进程
-    process.exit(1); // 可选择性地退出进程
+    process.exit(1); // 可选择退出服务进程
 });
 
 process.on('unhandledRejection', (reason, promise) => {
     console.error('[Warning] Unhandled Rejection at:', promise, 'reason:', reason);
-    // 可以选择是否记录后继续运行
 });
 
 // === 引入依赖 ===
@@ -15,14 +14,21 @@ const bodyParser = require('body-parser');
 const cors = require('cors');
 const requestIp = require('request-ip');
 const crypto = require('crypto'); // 用于生成设备指纹的哈希值
-const { URL } = require('url'); // 用于验证 URL 格式
+const { URL } = require('url');  // 用于验证 URL 格式
 
 const app = express();
 
 // === 配置常量 ===
-const PORT = process.env.PORT;
+const PORT = process.env.PORT; // 动态分配的端口
 const HOST = '0.0.0.0';
-console.log(`Starting server! PORT: ${PORT}`);
+
+// 检查 PORT 是否有效
+if (!PORT) {
+    console.error("[Error] PORT environment variable is undefined. This is required by Hugging Face Spaces.");
+    process.exit(1); // 如果 PORT 未定义，立即退出
+}
+
+console.log(`Starting server with HOST: ${HOST}, PORT: ${PORT}`);
 
 // === 中间件配置 ===
 // CORS 配置
@@ -61,30 +67,20 @@ setInterval(() => {
     }
 }, CLEANUP_INTERVAL);
 
-// 健康检查
+// 健康检查路由
 app.get("/", (req, res) => {
-    res.status(200).json({ message: "Server is healthy and running!" });
+    res.status(200).json({
+        message: "Server is healthy and running!",
+        host: HOST,
+        port: PORT, // 当前监听的端口
+        env: {
+            PORT: process.env.PORT,
+            NODE_ENV: process.env.NODE_ENV,
+        },
+    });
 });
 
-// === 辅助函数 ===
-// 生成设备指纹
-const generateDeviceFingerprint = (req) => {
-    const ip = req.clientIp || '';
-    const userAgent = req.headers['user-agent'] || '';
-    const acceptLanguage = req.headers['accept-language'] || '';
-    const connection = req.headers['connection'] || '';
-    const encoding = req.headers['accept-encoding'] || '';
-    const forwardedFor = req.headers['x-forwarded-for'] || '';
-
-    // 将关键信息合并生成唯一指纹
-    const rawFingerprint = `${ip}-${userAgent}-${acceptLanguage}-${connection}-${encoding}-${forwardedFor}`;
-
-    // 使用 SHA-256 哈希算法生成指纹
-    const fingerprint = crypto.createHash('sha256').update(rawFingerprint).digest('hex');
-    return fingerprint;
-};
-
-// === 路由 ===
+// === 路由与业务逻辑 ===
 
 // 存储 URL（POST 请求）
 app.post('/storeURL', (req, res) => {
@@ -138,11 +134,11 @@ app.get('/getURL', (req, res) => {
 // === 启动服务器 ===
 app.listen(PORT, HOST, (err) => {
     if (err) {
-        console.error(`Error starting server: ${err}`);
-        return;
+        console.error("[Error] Server failed to start:", err);
+        process.exit(1); // 如果存在错误，立即退出
     }
-    console.log(`Server running on http://${HOST}:${PORT}`);
+    console.log(`Server successfully started on http://${HOST}:${PORT}`);
 });
 
-
-console.log("Environment Variables:", process.env);
+// 打印环境变量（调试使用）
+console.log("Environment Variables:", process.env);