优化群总结问题。

utils/sehuatang/shehuatang_undetected.py

@@ -4,11 +4,12 @@ import requests
 from io import BytesIO
 import undetected_chromedriver as uc
 
-if os.name == 'nt':
+# 注意：不要禁用析构函数，否则会导致Chrome进程泄漏
-    try:
+# if os.name == 'nt':
-        uc.Chrome.__del__ = lambda self: None
+#     try:
-    except Exception:
+#         uc.Chrome.__del__ = lambda self: None
-        pass
+#     except Exception:
+#         pass
 from selenium.webdriver.common.by import By
 from selenium.webdriver.support.ui import WebDriverWait
 from selenium.webdriver.support import expected_conditions as EC
@@ -55,16 +56,30 @@ def add_pdf_encryption(pdf_file, password="4000"):
 
 def fetch_and_create_pdf(url):
     driver = None
+    service = None
     try:
         options = uc.ChromeOptions()
         # 规避检测的关键配置
-        options.headless = False
+        # 在Linux服务器上使用headless模式
+        if os.name != 'nt':
+            options.headless = True
+            options.add_argument('--headless=new')  # 使用新版headless模式
+        else:
+            options.headless = False
+
         options.add_argument('--no-sandbox')
         options.add_argument('--disable-gpu')
         options.add_argument('--disable-dev-shm-usage')
+        options.add_argument('--disable-extensions')
+        options.add_argument('--disable-background-networking')
+        # 确保进程能被正确清理
+        options.add_argument('--disable-crash-reporter')
+        options.add_argument('--disable-in-process-stack-traces')
+        options.add_argument('--disable-logging')
+        options.add_argument('--disable-dev-shm-usage')
 
-        # 如果依然在 Headless 触发检测，建议第一次运行设为 False 手动通过
+        # 创建driver实例
-        driver = uc.Chrome(options=options)
+        driver = uc.Chrome(options=options, version_main=None)
 
         logger.info(f"正在访问: {url}")
         driver.get(url)
@@ -161,15 +176,42 @@ def fetch_and_create_pdf(url):
         logger.exception(f"抓取异常: {e}")
         return ""
     finally:
-        # --- 解决 [WinError 6] 句柄无效的关键 ---
+        # --- 确保Chrome进程被完全关闭 ---
         if driver:
             try:
                 logger.debug("正在安全关闭浏览器...")
-                driver.close()  # 先关闭窗口
+                # 先关闭所有标签页和窗口
-                driver.quit()  # 再退出进程
+                try:
-            except Exception:
+                    driver.close()
-                # 捕获因句柄失效导致的退出异常，避免污染控制台
+                except Exception as e:
-                pass
+                    logger.warning(f"关闭浏览器窗口时出错: {e}")
+
+                # 强制退出所有Chrome进程
+                driver.quit()
+                logger.debug("浏览器已完全关闭")
+            except Exception as e:
+                logger.error(f"关闭浏览器时出错: {e}")
+
+        # 额外保险：强制清理残留的Chrome进程（仅Linux）
+        if os.name != 'nt':
+            try:
+                import psutil
+                current_user = os.getlogin()
+                for proc in psutil.process_iter(['pid', 'name', 'cmdline', 'username']):
+                    try:
+                        if proc.info['name'] and 'chrome' in proc.info['name'].lower():
+                            if proc.info['username'] == current_user:
+                                # 检查是否是本次启动的chrome进程（通过命令行参数判断）
+                                cmdline = proc.info.get('cmdline', [])
+                                if cmdline and any('--user-data-dir=/tmp/playwright' in str(cmd) for cmd in cmdline):
+                                    logger.info(f"强制终止残留Chrome进程: PID={proc.info['pid']}")
+                                    proc.kill()
+                    except (psutil.NoSuchProcess, psutil.AccessDenied, psutil.ZombieProcess):
+                        pass
+            except ImportError:
+                logger.debug("未安装psutil，跳过强制清理")
+            except Exception as e:
+                logger.warning(f"强制清理Chrome进程时出错: {e}")
 
 
 def pdf_file_path_undetected():