fix: vnode pre-process request

include/common/tmsg.h

@@ -1729,9 +1729,9 @@ int32_t tDecodeSVDropStbReq(SDecoder* pCoder, SVDropStbReq* pReq);
 #define TD_CREATE_IF_NOT_EXISTS 0x1
 typedef struct SVCreateTbReq {
   int32_t  flags;
+  char*    name;
   tb_uid_t uid;
   int64_t  ctime;
-  char*    name;
   int32_t  ttl;
   int8_t   type;
   union {

source/common/src/tmsg.c

@@ -3861,10 +3861,9 @@ int tEncodeSVCreateTbReq(SEncoder *pCoder, const SVCreateTbReq *pReq) {
   if (tStartEncode(pCoder) < 0) return -1;
 
   if (tEncodeI32v(pCoder, pReq->flags) < 0) return -1;
+  if (tEncodeCStr(pCoder, pReq->name) < 0) return -1;
   if (tEncodeI64(pCoder, pReq->uid) < 0) return -1;
   if (tEncodeI64(pCoder, pReq->ctime) < 0) return -1;
-
-  if (tEncodeCStr(pCoder, pReq->name) < 0) return -1;
   if (tEncodeI32(pCoder, pReq->ttl) < 0) return -1;
   if (tEncodeI8(pCoder, pReq->type) < 0) return -1;
 
@@ -3887,10 +3886,9 @@ int tDecodeSVCreateTbReq(SDecoder *pCoder, SVCreateTbReq *pReq) {
   if (tStartDecode(pCoder) < 0) return -1;
 
   if (tDecodeI32v(pCoder, &pReq->flags) < 0) return -1;
+  if (tDecodeCStr(pCoder, &pReq->name) < 0) return -1;
   if (tDecodeI64(pCoder, &pReq->uid) < 0) return -1;
   if (tDecodeI64(pCoder, &pReq->ctime) < 0) return -1;
-
-  if (tDecodeCStr(pCoder, &pReq->name) < 0) return -1;
   if (tDecodeI32(pCoder, &pReq->ttl) < 0) return -1;
   if (tDecodeI8(pCoder, &pReq->type) < 0) return -1;
 

source/dnode/vnode/src/inc/vnodeInt.h

@@ -91,6 +91,7 @@ int             metaAlterTable(SMeta* pMeta, int64_t version, SVAlterTbReq* pReq
 SSchemaWrapper* metaGetTableSchema(SMeta* pMeta, tb_uid_t uid, int32_t sver, bool isinline);
 STSchema*       metaGetTbTSchema(SMeta* pMeta, tb_uid_t uid, int32_t sver);
 int             metaGetTableEntryByName(SMetaReader* pReader, const char* name);
+tb_uid_t        metaGetTableEntryUidByName(SMeta* pMeta, const char* name);
 int             metaGetTbNum(SMeta* pMeta);
 SMCtbCursor*    metaOpenCtbCursor(SMeta* pMeta, tb_uid_t uid);
 void            metaCloseCtbCursor(SMCtbCursor* pCtbCur);

source/dnode/vnode/src/meta/metaQuery.c

@@ -81,6 +81,19 @@ int metaGetTableEntryByName(SMetaReader *pReader, const char *name) {
   return metaGetTableEntryByUid(pReader, uid);
 }
 
+tb_uid_t metaGetTableEntryUidByName(SMeta *pMeta, const char *name) {
+  void    *pData = NULL;
+  int      nData = 0;
+  tb_uid_t uid = 0;
+
+  if (tdbTbGet(pMeta->pNameIdx, name, strlen(name) + 1, &pData, &nData) == 0) {
+    uid = *(tb_uid_t *)pData;
+    tdbFree(pData);
+  }
+
+  return 0;
+}
+
 int metaReadNext(SMetaReader *pReader) {
   SMeta *pMeta = pReader->pMeta;
 

source/dnode/vnode/src/vnd/vnodeSvr.c

@@ -64,12 +64,18 @@ int32_t vnodePreprocessReq(SVnode *pVnode, SRpcMsg *pMsg) {
         if (pBlock == NULL) break;
 
         if (msgIter.schemaLen > 0) {
-          uid = tGenIdPI64();
+          char *name = NULL;
 
           tDecoderInit(&dc, pBlock->data, msgIter.schemaLen);
           tStartDecode(&dc);
 
           tDecodeI32v(&dc, NULL);
+          tDecodeCStr(&dc, &name);
+
+          uid = metaGetTableEntryUidByName(pVnode->pMeta, name);
+          if (uid == 0) {
+            uid = tGenIdPI64();
+          }
           *(int64_t *)(dc.data + dc.pos) = uid;
           *(int64_t *)(dc.data + dc.pos + 8) = ctime;
           pBlock->uid = htobe64(uid);