bugfix: rocksDB opens the same file multiple times (#6845)

Author: funky-eyes

changes/en-us/2.x.md

@@ -41,10 +41,12 @@ Add changes here for all PR submitted to the 2.x branch.
 - [[#6825](https://github.com/apache/incubator-seata/pull/6825)] Fix the issue of XA mode transaction timeout and inability to roll back in Postgres
 - [[#6833](https://github.com/apache/incubator-seata/pull/6833)] SQLIntegrityConstraintViolationException capture incorrectly when inserting a globallock
 - [[#6835](https://github.com/apache/incubator-seata/pull/6835)] Fix the issue of missing request body of post method in HttpClientUtil
+- [[#6845](https://github.com/apache/incubator-seata/pull/6845)] fix rocksDB opens the same file multiple times
 - [[#6840](https://github.com/apache/incubator-seata/pull/6840)] Fix the issue of unsafe deserialization in ProcessorYaml.java
 - [[#6843](https://github.com/apache/incubator-seata/pull/6843)] Fix 403 error when sending a POST request from the console
 
 
+
 ### optimize:
 - [[#6499](https://github.com/apache/incubator-seata/pull/6499)] split the task thread pool for committing and rollbacking statuses
 - [[#6208](https://github.com/apache/incubator-seata/pull/6208)] optimize : load SeataSerializer by version

changes/zh-cn/2.x.md

@@ -42,9 +42,11 @@
 - [[#6825](https://github.com/apache/incubator-seata/pull/6825)] 修复Postgres的XA模式事务超时无法回滚问题
 - [[#6833](https://github.com/apache/incubator-seata/pull/6833)] 插入全局锁时 SQLIntegrityConstraintViolationException 捕获不正确
 - [[#6835](https://github.com/apache/incubator-seata/pull/6835)] 修复HttpClientUtil中post方法请求体缺失的问题
+- [[#6845](https://github.com/apache/incubator-seata/pull/6845)] 修复rocksdb open相同文件多次的问题
 - [[#6840](https://github.com/apache/incubator-seata/pull/6840)] 修复ProcessorYaml中不安全的反序列化
 - [[#6843](https://github.com/apache/incubator-seata/pull/6843)] 修复从控制台发送POST请求时出现的403错误
 
+
 ### optimize:
 - [[#6499](https://github.com/apache/incubator-seata/pull/6499)] 拆分 committing 和 rollbacking 状态的任务线程池
 - [[#6208](https://github.com/apache/incubator-seata/pull/6208)] 支持多版本的Seata序列化

server/src/main/java/org/apache/seata/server/instance/ServerInstance.java

@@ -61,8 +61,8 @@ public class ServerInstance {
     private static final Logger LOGGER = LoggerFactory.getLogger(Server.class);
 
     public void serverInstanceInit() {
-        VGroupMappingStoreManager vGroupMappingStoreManager = SessionHolder.getRootVGroupMappingManager();
         if (StringUtils.equals(registryProperties.getType(), NAMING_SERVER)) {
+            VGroupMappingStoreManager vGroupMappingStoreManager = SessionHolder.getRootVGroupMappingManager();
             EXECUTOR_SERVICE = new ScheduledThreadPoolExecutor(1, new NamedThreadFactory("scheduledExcuter", 1, true));
             ConfigurableEnvironment environment = (ConfigurableEnvironment) ObjectHolder.INSTANCE.getObject(OBJECT_KEY_SPRING_CONFIGURABLE_ENVIRONMENT);
 

server/src/main/java/org/apache/seata/server/session/SessionHolder.java

@@ -299,10 +299,7 @@ private static void lockBranchSessions(List<BranchSession> branchSessions) {
     //region get group mapping manager
     public static VGroupMappingStoreManager getRootVGroupMappingManager() {
         if (ROOT_VGROUP_MAPPING_MANAGER == null) {
-            init();
-            if (ROOT_VGROUP_MAPPING_MANAGER == null) {
-                throw new ShouldNeverHappenException("vGroupMappingManager is NOT init!");
-            }
+            throw new ShouldNeverHappenException("vGroupMappingManager is NOT init!");
         }
         return ROOT_VGROUP_MAPPING_MANAGER;
     }