YST KPI Daily Report Collector

Instructions

Implementation Reference

• server.py:230-298 (handler)

  The handler function decorated with @mcp.tool() that implements the check_playwright_installation tool. It verifies Playwright installation and Chromium browser drivers using subprocess checks and provides installation guidance if needed.

  @mcp.tool()
  async def check_playwright_installation() -> str:
      """
      检查 Playwright 浏览器驱动安装状态
  
      Returns:
          安装状态信息
      """
      import subprocess
      import sys
  
      try:
          logger.info("检查 Playwright 安装状态")
  
          # 检查 Playwright 模块
          try:
              import playwright
              playwright_version = playwright.__version__
              logger.info(f"Playwright 模块已安装，版本: {playwright_version}")
          except ImportError:
              return safe_text(
                  "❌ Playwright 模块未安装\n\n"
                  "请运行以下命令安装：\n"
                  "pip install playwright\n"
                  "playwright install chromium"
              )
  
          # 检查浏览器驱动
          result_text = safe_text(f"✓ Playwright 模块已安装 (v{playwright_version})\n\n")
  
          # 尝试检查浏览器安装
          try:
              # 运行 playwright install --dry-run 检查浏览器状态
              result = subprocess.run(
                  [sys.executable, "-m", "playwright", "install", "--dry-run", "chromium"],
                  capture_output=True,
                  text=True,
                  timeout=10
              )
  
              logger.debug(f"playwright install --dry-run 输出: {result.stdout}")
  
              if "is already installed" in result.stdout or "Skipping" in result.stdout:
                  result_text += safe_text("✓ Chromium 浏览器驱动已安装\n\n")
                  result_text += "系统状态：正常\n"
                  result_text += "\n如果浏览器仍无法弹出，请检查：\n"
                  result_text += "1. 防火墙/杀毒软件是否阻止\n"
                  result_text += "2. 查看详细日志文件"
              else:
                  result_text += safe_text("⚠ Chromium 浏览器驱动可能未安装\n\n")
                  result_text += "请运行以下命令安装：\n"
                  result_text += "playwright install chromium\n\n"
                  result_text += "或在 Windows PowerShell 中：\n"
                  result_text += "python -m playwright install chromium"
  
          except subprocess.TimeoutExpired:
              logger.warning("playwright install 命令超时")
              result_text += safe_text("⚠ 无法检查浏览器驱动状态（命令超时）\n\n")
              result_text += "建议手动运行：playwright install chromium"
          except Exception as e:
              logger.error(f"检查浏览器驱动失败: {e}")
              result_text += safe_text(f"⚠ 无法检查浏览器驱动: {str(e)}\n\n")
              result_text += "建议手动运行：playwright install chromium"
  
          return result_text
  
      except Exception as e:
          logger.exception("检查 Playwright 安装状态出错:")
          return safe_text(f"❌ 检查失败: {str(e)}")