diff --git a/agt-module-infra/agt-module-infra-server/src/main/java/org/agt/module/infra/framework/file/core/client/db/DBFileClient.java b/agt-module-infra/agt-module-infra-server/src/main/java/org/agt/module/infra/framework/file/core/client/db/DBFileClient.java
index fa31360..f93eb90 100644
--- a/agt-module-infra/agt-module-infra-server/src/main/java/org/agt/module/infra/framework/file/core/client/db/DBFileClient.java
+++ b/agt-module-infra/agt-module-infra-server/src/main/java/org/agt/module/infra/framework/file/core/client/db/DBFileClient.java
@@ -1,6 +1,7 @@
 package org.agt.module.infra.framework.file.core.client.db;
 
 import cn.hutool.core.collection.CollUtil;
+import cn.hutool.core.util.StrUtil;
 import cn.hutool.extra.spring.SpringUtil;
 import org.agt.module.infra.dal.dataobject.file.FileContentDO;
 import org.agt.module.infra.dal.mysql.file.FileContentMapper;
@@ -18,6 +19,13 @@ public class DBFileClient extends AbstractFileClient<DBFileClientConfig> {
 
     private FileContentMapper fileContentMapper;
 
+    /**
+     * 邮件的开关，默认为 true
+     */
+    private String domain;
+
+    private String port;
+
     public DBFileClient(Long id, DBFileClientConfig config) {
         super(id, config);
     }
@@ -25,6 +33,8 @@ public class DBFileClient extends AbstractFileClient<DBFileClientConfig> {
     @Override
     protected void doInit() {
         fileContentMapper = SpringUtil.getBean(FileContentMapper.class);
+        domain = SpringUtil.getProperty("agt.domain", "http://localhost");
+        port = SpringUtil.getProperty("server.port", "48080");
     }
 
     @Override
@@ -33,7 +43,11 @@ public class DBFileClient extends AbstractFileClient<DBFileClientConfig> {
                 .setPath(path).setContent(content);
         fileContentMapper.insert(contentDO);
         // 拼接返回路径
-        return super.formatFileUrl(config.getDomain(), path);
+        String fileDomain = config.getDomain();
+        if (StrUtil.isBlank(fileDomain)) {
+            fileDomain = domain + ":" + port;
+        }
+        return super.formatFileUrl(fileDomain, path);
     }
 
     @Override