fix minio removeobjects

internal/dao/storage/minio.go

@@ -134,13 +134,16 @@ func (s *minioServant) DeleteObject(objectKey string) error {
 func (s *minioServant) DeleteObjects(objectKeys []string) (err error) {
 	objectsCh := make(chan minio.ObjectInfo, len(objectKeys))
 
-	resCh := s.client.RemoveObjects(context.Background(), s.bucket, objectsCh, minio.RemoveObjectsOptions{})
+	go func() {
+		defer close(objectsCh)
 		for _, objectKey := range objectKeys {
 			objectsCh <- minio.ObjectInfo{
 				Key: objectKey,
 			}
 		}
+	}()
 
+	resCh := s.client.RemoveObjects(context.Background(), s.bucket, objectsCh, minio.RemoveObjectsOptions{})
 	// 宽松处理所有错误，只记录最后一次发生的错误
 	for result := range resCh {
 		if result.Err != nil {