2026 绕过 Cloudflare 验证全指南

from playwright.sync_api import sync_playwright

def secure_scrape(target_url):
    with sync_playwright() as p:
        # 第一步：使用高质量住宅代理
        # Bytesflows 的 p1 网关可以自动处理大规模 IP 轮换
        browser = p.chromium.launch(
            headless=True,
            proxy={
                "server": "http://p1.bytesflows.com:8001",
                "username": "你的用户名",
                "password": "你的密码"
            }
        )
        
        # 第二步：模仿真实的操作系统和设备
        context = browser.new_context(
            user_agent="Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/121.0.0.0 Safari/537.36",
            viewport={'width': 1920, 'height': 1080}
        )

        page = context.new_page()
        
        try:
            print(f"正在尝试绕过 Cloudflare: {target_url}")
            # 第三步：保持耐心，Cloudflare 的 JS 挑战需要时间执行
            page.goto(target_url, wait_until="networkidle", timeout=60000)
            
            # 检查是否仍停留在挑战页面
            if "Cloudflare" in page.title():
                print("遇到强力挑战 - 正在尝试模拟交互...")
            
            print(f"成功进入页面: {page.title()}")
            return page.content()
            
        except Exception as e:
            print(f"绕过失败: {e}")
        finally:
            browser.close()

if __name__ == "__main__":
    secure_scrape("https://target-site.com")