优化

internal/worker/task_executor.go

@@ -56,7 +56,7 @@ func taskHTTPClient(allowPrivate bool) *http.Client {
 func (e *TaskExecutor) runHTTP(ctx context.Context, task *biz.TimedTask) (string, error) {
 	parsed, err := url.Parse(task.HTTPURL)
 	if err != nil {
-		return "", err
+		return "", fmt.Errorf("URL 非法: %w", err)
 	}
 	if parsed.Scheme != "http" && parsed.Scheme != "https" {
 		return "", fmt.Errorf("仅允许 http/https, 实际为 %q", parsed.Scheme)
@@ -70,7 +70,11 @@ func (e *TaskExecutor) runHTTP(ctx context.Context, task *biz.TimedTask) (string
 		return "", err
 	}
 	headers := map[string]string{}
-	_ = json.Unmarshal(task.HTTPHeader, &headers)
+	if len(task.HTTPHeader) > 0 {
+		if err = json.Unmarshal(task.HTTPHeader, &headers); err != nil {
+			return "", fmt.Errorf("http_header 必须是 JSON 对象: %w", err)
+		}
+	}
 	for key, value := range headers {
 		request.Header.Set(key, value)
 	}
@@ -118,6 +122,8 @@ func (e *TaskExecutor) runMethod(task *biz.TimedTask) error {
 				ttl = int(config.Media.SessionTtl)
 			}
 			err = e.media.CleanupStale(ctx, ttl)
+		default:
+			err = fmt.Errorf("方法 %s 未注册(需在 initialize/timer.go 经 task.Register 注册)", task.MethodName)
 		}
 		done <- err
 	}()