为API和UI测试活动引入心跳机制，以增强Temporal任务的健壮性

workers/python/activities.py

@@ -2,6 +2,7 @@
 import os
 import sys
 import time
+import asyncio
 
 from temporalio import activity
 
@@ -15,6 +16,20 @@ from utils import upload_file_to_s3, scalar_map_to_dict
 
 
 class TestActivities:
+    
+    async def _heartbeat_task(self, interval_seconds=30):
+        """心跳任务，定期发送心跳信号"""
+        while True:
+            try:
+                await asyncio.sleep(interval_seconds)
+                activity.heartbeat()
+                activity.logger.debug("Activity heartbeat sent")
+            except asyncio.CancelledError:
+                activity.logger.debug("Heartbeat task cancelled")
+                break
+            except Exception as e:
+                activity.logger.warning(f"Failed to send heartbeat: {e}")
+
     @activity.defn(name="run_api_test")
     async def run_api_test(self, req: pb.ApiTestRequest) -> pb.ApiTestResult:
         """执行API测试的Temporal Activity实现"""
@@ -23,7 +38,13 @@ class TestActivities:
         result = pb.ApiTestResult()
         result.base_result.test_case_id = req.test_case_id
 
+        # 启动心跳任务
+        heartbeat_task = asyncio.create_task(self._heartbeat_task())
+        
         try:
+            # 发送初始心跳
+            activity.heartbeat()
+            
             # 调用实际的API测试逻辑
             api_test_success, actual_status, response_body, log_output = execute_api_test_case(
                 req.test_case_id, req.endpoint, req.http_method, scalar_map_to_dict(req.headers), req.request_body,
@@ -41,11 +62,17 @@ class TestActivities:
             result.base_result.success = False
             result.base_result.message = f"API Test Error: {e}"
             result.base_result.error_details = str(e)
+        finally:
+            # 取消心跳任务
+            heartbeat_task.cancel()
+            try:
+                await heartbeat_task
+            except asyncio.CancelledError:
+                pass
 
         result.base_result.duration_seconds = time.time() - start_time
         return result
 
-
     @activity.defn(name="run_ui_test")
     async def run_ui_test(self, req: pb.UiTestRequest) -> pb.UiTestResult:
         """执行UI测试的Temporal Activity实现"""
@@ -54,7 +81,13 @@ class TestActivities:
         result = pb.UiTestResult()
         result.base_result.test_case_id = req.test_case_id
 
+        # 启动心跳任务
+        heartbeat_task = asyncio.create_task(self._heartbeat_task())
+        
         try:
+            # 发送初始心跳
+            activity.heartbeat()
+            
             # 调用实际的UI测试逻辑，返回本地文件路径
             ui_test_success, log_output, screenshot_path, html_report_path = await execute_ui_test_case(
                 req.test_case_id, req.url_path, req.browser_type, req.headless, scalar_map_to_dict(req.user_data)
@@ -66,9 +99,14 @@ class TestActivities:
 
             # 上传截图和报告到对象存储，并返回URL
             if screenshot_path and os.path.exists(screenshot_path):
+                # 在长时间操作前发送心跳
+                activity.heartbeat()
                 result.screenshot_url = await upload_file_to_s3(screenshot_path, f"screenshots/{req.test_case_id}.png")
                 os.remove(screenshot_path)  # 清理本地文件
+                
             if html_report_path and os.path.exists(html_report_path):
+                # 在长时间操作前发送心跳
+                activity.heartbeat()
                 result.html_report_url = await upload_file_to_s3(html_report_path, f"reports/{req.test_case_id}.html")
                 os.remove(html_report_path)  # 清理本地文件
 
@@ -77,6 +115,13 @@ class TestActivities:
             result.base_result.success = False
             result.base_result.message = f"UI Test Error: {e}"
             result.base_result.error_details = str(e)
+        finally:
+            # 取消心跳任务
+            heartbeat_task.cancel()
+            try:
+                await heartbeat_task
+            except asyncio.CancelledError:
+                pass
 
         result.base_result.duration_seconds = time.time() - start_time
         return result