vgroup version

source/dnode/mnode/impl/src/mndVgroup.c

@@ -27,7 +27,7 @@
 #include "mndUser.h"
 #include "tmisce.h"
 
-#define VGROUP_VER_NUMBER   2
+#define VGROUP_VER_NUMBER   1
 #define VGROUP_RESERVE_SIZE 64
 
 static int32_t  mndVgroupActionInsert(SSdb *pSdb, SVgObj *pVgroup);
@@ -159,7 +159,7 @@ SSdbRow *mndVgroupActionDecode(SSdbRaw *pRaw) {
       pVgid->syncState = TAOS_SYNC_STATE_LEADER;
     }
   }
-  if(sver > 1){
+  if(dataPos + sizeof(int32_t) + VGROUP_RESERVE_SIZE <= pRaw->dataLen){
     SDB_GET_INT32(pRaw, dataPos, &pVgroup->syncConfChangeVer, _OVER)
   }