Update index.js

index.js

@@ -1,22 +1,19 @@
 const express = require('express');
 const fetch = require('node-fetch');
 const sharp = require('sharp');
-const fs = require('fs');
-const path = require('path');
 
 const app = express();
 
-// 日志文件路径
-const logFilePath = path.join(__dirname, 'server.log');
+// 全局变量：存储最近的日志信息
+const logs = [];
 
-// 中间件：记录日志到文件
+// 中间件：记录日志到全局变量
 app.use((req, res, next) => {
-  const logEntry = `${new Date().toISOString()} - ${req.method} ${req.url}\n`;
-  fs.appendFile(logFilePath, logEntry, (err) => {
-    if (err) {
-      console.error('写入日志文件时出错:', err);
-    }
-  });
+  const logEntry = `${new Date().toISOString()} - ${req.method} ${req.url}`;
+  logs.push(logEntry);
+  if (logs.length > 100) {
+    logs.shift(); // 保持日志数量不超过100条
+  }
   next();
 });
 
@@ -60,17 +57,9 @@ app.get('/resize', async (req, res) => {
 
 // 新增的 /log 路由
 app.get('/log', (req, res) => {
-  fs.readFile(logFilePath, 'utf8', (err, data) => {
-    if (err) {
-      console.error('读取日志文件时出错:', err);
-      return res.status(500).send('读取日志文件时出错');
-    }
-
-    const logs = data.trim().split('\n');
-    const recentLogs = logs.slice(-100).join('\n');
-    res.setHeader('Content-Type', 'text/plain');
-    res.send(recentLogs);
-  });
+  const recentLogs = logs.join('\n');
+  res.setHeader('Content-Type', 'text/plain');
+  res.send(recentLogs);
 });
 
 const PORT = process.env.PORT || 7860;