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#!/usr/bin/env python3
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# -*- coding: utf-8 -*-
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"""
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网络连接测试脚本
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帮助诊断手机/平板连接问题
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"""
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import socket
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import subprocess
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import sys
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import threading
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import time
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from http.server import HTTPServer, SimpleHTTPRequestHandler
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def get_local_ip():
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"""获取本机IP地址"""
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try:
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# 方法1: 连接到远程地址获取本地IP
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s = socket.socket(socket.AF_INET, socket.SOCK_DGRAM)
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s.connect(("8.8.8.8", 80))
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ip = s.getsockname()[0]
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s.close()
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return ip
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except:
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try:
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# 方法2: 获取主机名对应的IP
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hostname = socket.gethostname()
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ip = socket.gethostbyname(hostname)
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if ip.startswith("127."):
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return None
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return ip
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except:
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return None
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def test_port(host, port):
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"""测试端口是否可访问"""
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try:
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sock = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
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sock.settimeout(5)
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result = sock.connect_ex((host, port))
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sock.close()
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return result == 0
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except:
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return False
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def start_test_server(port=8888):
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"""启动测试HTTP服务器"""
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class TestHandler(SimpleHTTPRequestHandler):
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def do_GET(self):
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self.send_response(200)
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self.send_header('Content-type', 'text/html; charset=utf-8')
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self.end_headers()
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html = """
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<html><head><meta charset="utf-8"><title>网络测试</title></head>
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<body style="font-family: Arial; padding: 20px; background: #f0f0f0;">
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<h1 style="color: green;">✅ 网络连接测试成功!</h1>
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<p>如果您能看到这个页面，说明网络连接正常。</p>
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<p><strong>测试时间:</strong> %s</p>
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<p><strong>您的IP:</strong> %s</p>
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<p><a href="/">刷新测试</a></p>
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</body></html>
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""" % (time.strftime('%Y-%m-%d %H:%M:%S'), self.client_address[0])
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self.wfile.write(html.encode('utf-8'))
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def log_message(self, format, *args):
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print(f"📱 测试访问: {self.client_address[0]} - {format % args}")
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try:
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server = HTTPServer(('0.0.0.0', port), TestHandler)
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print(f"🧪 测试服务器已启动，端口: {port}")
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server.serve_forever()
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except Exception as e:
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print(f"❌ 测试服务器启动失败: {e}")
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def main():
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print("=" * 60)
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print("🔍 网络连接诊断工具")
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print("=" * 60)
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print()
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# 1. 获取IP地址
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print("📍 1. 获取网络IP地址...")
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local_ip = get_local_ip()
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if local_ip:
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print(f"✅ 本机IP地址: {local_ip}")
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else:
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print("❌ 无法获取IP地址，请检查网络连接")
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return
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# 2. 检查常用端口
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print("\n🔌 2. 检查端口状态...")
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ports_to_test = [5000, 8080, 8888]
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for port in ports_to_test:
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if test_port('127.0.0.1', port):
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print(f"⚠️ 端口 {port} 已被占用")
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else:
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print(f"✅ 端口 {port} 可用")
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# 3. 显示连接信息
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print(f"\n📱 3. 移动设备连接信息:")
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print(f" 主服务器地址: http://{local_ip}:5000")
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print(f" 手机客户端: http://{local_ip}:5000/mobile/mobile_client.html")
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print(f" 测试地址: http://{local_ip}:8888")
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# 4. 防火墙检查提示
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print(f"\n🛡️ 4. 防火墙设置提示:")
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print(" 如果平板无法连接，请检查Windows防火墙设置:")
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print(" 1. 打开 Windows 安全中心")
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print(" 2. 点击 防火墙和网络保护")
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print(" 3. 点击 允许应用通过防火墙")
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print(" 4. 确保 Python 程序被允许通过防火墙")
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print(" 或者临时关闭防火墙进行测试")
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# 5. 网络检查命令
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print(f"\n🔧 5. 网络检查命令:")
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print(f" 在平板上ping测试: ping {local_ip}")
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print(f" 在电脑上查看网络: ipconfig")
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print(f" 检查防火墙状态: netsh advfirewall show allprofiles")
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# 6. 启动测试服务器
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print(f"\n🧪 6. 启动网络测试服务器...")
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print(f" 请在平板浏览器访问: http://{local_ip}:8888")
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print(" 如果能看到测试页面，说明网络连接正常")
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print(" 按 Ctrl+C 停止测试")
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print()
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try:
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start_test_server(8888)
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except KeyboardInterrupt:
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print("\n👋 测试结束")
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if __name__ == "__main__":
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main() |
