ok

app.js

@@ -3,6 +3,7 @@ const winston = require('winston');
 const fs = require('fs').promises;
 const path = require('path');
 const rateLimit = require('express-rate-limit');
+const { promises: fsPromises } = require('fs');
 const helmet = require('helmet');
 const jwt = require('jsonwebtoken');
 
@@ -77,6 +78,20 @@ app.use((err, req, res, next) => {
     res.status(500).json({ error: '服务器内部错误' });
 });
 
+// 确保命令历史文件存在
+const historyFilePath = path.join(__dirname, 'data', 'command_history.json');
+fsPromises.access(historyFilePath)
+    .catch(() => fsPromises.writeFile(historyFilePath, '[]'))
+    .then(() => {
+        app.listen(port, () => {
+            logger.info(`Web 命令执行应用正在监听 http://localhost:${port}`);
+        });
+    })
+    .catch(err => {
+        logger.error('无法创建命令历史文件:', err);
+        process.exit(1);
+    });
+
 app.listen(port, () => {
     logger.info(`Web 命令执行应用正在监听 http://localhost:${port}`);
 });

package.json

@@ -21,6 +21,6 @@
         "jest": "^27.0.6"
     },
     "engines": {
-        "node": ">=18.0.0"
+        "node": ">=14.0.0"
     }
 }

public/js/main.js

@@ -94,4 +94,18 @@ async function login() {
 
 document.getElementById('loginButton').addEventListener('click', login);
 
-loadCommandHistory();
+loadCommandHistory();
+
+function checkLoginStatus() {
+    const token = localStorage.getItem('token');
+    if (token) {
+        document.getElementById('loginForm').style.display = 'none';
+        document.getElementById('commandInterface').style.display = 'block';
+        loadCommandHistory();
+    }
+}
+
+// 在页面加载时调用此函数
+window.addEventListener('load', checkLoginStatus);
+
+document.getElementById('executeButton').addEventListener('click', executeCommand);

routes/command.js

@@ -14,10 +14,16 @@ const historyFilePath = path.join(__dirname, '..', 'data', 'command_history.json
 
 router.get('/command-history', async (req, res) => {
     try {
-        const history = await fs.readFile(historyFilePath, 'utf-8');
-        res.json(JSON.parse(history));
+        let history = [];
+        try {
+            const historyData = await fs.readFile(historyFilePath, 'utf-8');
+            history = JSON.parse(historyData);
+        } catch (readError) {
+            logger.warn('读取命令历史失败,使用空数组:', readError);
+        }
+        res.json(history);
     } catch (error) {
-        logger.error('读取命令历史失败:', error);
+        logger.error('处理命令历史请求失败:', error);
         res.status(500).json({ error: '无法读取命令历史' });
     }
 });