抓包精灵-上传功能服务端代码

服务端代码

const express = require('express');
const multiparty = require('multiparty');
const fs = require('fs');
const path = require('path');
const os = require('os');

const app = express();

// 确保上传目录存在
app.post('/', (req, res) => {
    const form = new multiparty.Form();
    form.uploadDir = generateSavePath(req); // 设置上传目录
    console.log(form.uploadDir)
    if (!fs.existsSync(form.uploadDir)) {
        fs.mkdirSync(form.uploadDir, {recursive: true});
    }
    form.keepExtensions = true; // 保持文件扩展名
    form.parse(req, (err, fields, files) => {
        if (err) {
            console.error('Error parsing form:', err);
            return res.status(500).json({error: 'Error parsing form'});
        }

        console.log('Fields:', fields);
        console.log('Files:', files);

        res.json({message: 'File uploaded successfully.'});
    });
});
const generateSavePath = (req) => {
    const vpnStart = req.headers['vpn_start_time'];
    const appName = req.headers['app_name'];
    const ipAndPort = req.headers['ipandport'];
    return path.join(__dirname, 'uploads', vpnStart, appName, ipAndPort);
};

function getLocalIP() {
    const interfaces = os.networkInterfaces();
    for (const name of Object.keys(interfaces)) {
        for (const net of interfaces[name]) {
            if (net.family === 'IPv4' && !net.internal) {
                return net.address;
            }
        }
    }
    return '0.0.0.0';
}

app.listen(3000, () => {
    const localIP = getLocalIP();
    console.log(`Server is running on http://${localIP}:3000`);
});

下载运行必要npm包

npm install express

npm install multiparty

npm install fs

npm install path

npm install os

运行

node server.js