catalog remove db vgroup info

include/common/tmsg.h

@@ -147,7 +147,7 @@ typedef struct {
 } SBuildTableMetaInput;
 
 typedef struct {
-  char    db[TSDB_TABLE_FNAME_LEN];
+  char    db[TSDB_DB_FNAME_LEN];
   int32_t vgVersion;
 } SBuildUseDBInput;
 
@@ -746,7 +746,7 @@ typedef struct {
 
 typedef struct {
   char        db[TSDB_DB_FNAME_LEN];
-  int64_t     uid;
+  uint64_t    uid;
   int32_t     vgVersion;
   int32_t     vgNum;
   int8_t      hashMethod;

include/libs/catalog/catalog.h

@@ -59,6 +59,7 @@ typedef struct SSTableMetaVersion {
 } SSTableMetaVersion;
 
 typedef struct SDbVgVersion {
+  char    dbName[TSDB_DB_FNAME_LEN];
   int64_t dbId;
   int32_t vgVersion;
 } SDbVgVersion;

include/libs/qcom/query.h

@@ -82,7 +82,7 @@ typedef struct STableMeta {
 
 typedef struct SDBVgroupInfo {
   SRWLatch  lock;
-  int64_t   dbId;
+  uint64_t  dbId;
   int32_t   vgVersion;  
   int8_t    hashMethod;
   SHashObj *vgInfo;  //key:vgId, value:SVgroupInfo

source/libs/catalog/src/catalog.c

@@ -737,7 +737,7 @@ int32_t ctgGetDBVgroup(struct SCatalog* pCatalog, void *pRpc, const SEpSet* pMgm
 }
 
 
-int32_t ctgValidateAndRemoveDb(struct SCatalog* pCatalog, const char* dbName, SDBVgroupInfo* dbInfo) {
+int32_t ctgValidateAndFreeDbInfo(struct SCatalog* pCatalog, const char* dbName, SDBVgroupInfo* dbInfo) {
   SDBVgroupInfo *oldInfo = (SDBVgroupInfo *)taosHashAcquire(pCatalog->dbCache.cache, dbName, strlen(dbName));
   if (oldInfo) {
     CTG_LOCK(CTG_WRITE, &oldInfo->lock);
@@ -763,6 +763,48 @@ int32_t ctgValidateAndRemoveDb(struct SCatalog* pCatalog, const char* dbName, SD
   return TSDB_CODE_SUCCESS;
 }
 
+int32_t ctgValidateAndRemoveDbInfo(struct SCatalog* pCatalog, SDbVgVersion* target) {
+  SDBVgroupInfo *info = (SDBVgroupInfo *)taosHashAcquire(pCatalog->dbCache.cache, target->dbName, strlen(target->dbName));
+  if (info) {
+    CTG_LOCK(CTG_WRITE, &info->lock);
+    if (info->dbId != target->dbId) {
+      ctgInfo("db id already updated, db:%s, dbId:%"PRIx64 ", targetId:%"PRIx64, target->dbName, info->dbId, target->dbId);
+      CTG_UNLOCK(CTG_WRITE, &info->lock);
+      taosHashRelease(pCatalog->dbCache.cache, info);
+      
+      return TSDB_CODE_SUCCESS;
+    }
+    
+    if (info->vgVersion > target->vgVersion) {
+      ctgInfo("db vgVersion already updated, db:%s, version:%d, targetVer:%d", target->dbName, info->vgVersion, target->vgVersion);
+      CTG_UNLOCK(CTG_WRITE, &info->lock);
+      taosHashRelease(pCatalog->dbCache.cache, info);
+      
+      return TSDB_CODE_SUCCESS;
+    }
+    
+    if (info->vgInfo) {
+      ctgInfo("cleanup db vgInfo, db:%s", target->dbName);
+      taosHashCleanup(info->vgInfo);
+      info->vgInfo = NULL;
+    }
+
+    if (taosHashRemove(pCatalog->dbCache.cache, target->dbName, strlen(target->dbName))) {
+      ctgError("taosHashRemove from dbCache failed, db:%s", target->dbName);
+      CTG_UNLOCK(CTG_WRITE, &info->lock);      
+      taosHashRelease(pCatalog->dbCache.cache, info);
+      CTG_ERR_RET(TSDB_CODE_CTG_INTERNAL_ERROR);
+    }
+    
+    CTG_UNLOCK(CTG_WRITE, &info->lock);
+  
+    taosHashRelease(pCatalog->dbCache.cache, info);
+  }
+
+  return TSDB_CODE_SUCCESS;
+}
+
+
 int32_t ctgRenewTableMetaImpl(struct SCatalog* pCatalog, void *pTransporter, const SEpSet* pMgmtEps, const SName* pTableName, int32_t isSTable) {
   if (NULL == pCatalog || NULL == pTransporter || NULL == pMgmtEps || NULL == pTableName) {
     CTG_ERR_RET(TSDB_CODE_CTG_INVALID_INPUT);
@@ -1134,19 +1176,6 @@ int32_t catalogUpdateDBVgroup(struct SCatalog* pCatalog, const char* dbName, SDB
     CTG_ERR_JRET(TSDB_CODE_CTG_MEM_ERROR);
   }
 
-  if (dbInfo->vgVersion < 0) {
-    ctgWarn("db vgVersion less than 0, dbName:%s, vgVersion:%d", dbName, dbInfo->vgVersion);
-
-    if (pCatalog->dbCache.cache) {
-      CTG_ERR_JRET(ctgValidateAndRemoveDb(pCatalog, dbName, dbInfo));
-      
-      CTG_ERR_JRET(taosHashRemove(pCatalog->dbCache.cache, dbName, strlen(dbName)));
-    }
-    
-    ctgWarn("db removed from cache, db:%s", dbName);
-    goto _return;
-  }
-
   if (NULL == pCatalog->dbCache.cache) {
     SHashObj *cache = taosHashInit(ctgMgmt.cfg.maxDBCacheNum, taosGetDefaultHashFunction(TSDB_DATA_TYPE_BINARY), true, HASH_ENTRY_LOCK);
     if (NULL == cache) {
@@ -1158,8 +1187,52 @@ int32_t catalogUpdateDBVgroup(struct SCatalog* pCatalog, const char* dbName, SDB
       taosHashCleanup(cache);
     }
   } else {
-    CTG_ERR_JRET(ctgValidateAndRemoveDb(pCatalog, dbName, dbInfo));
+    CTG_ERR_JRET(ctgValidateAndFreeDbInfo(pCatalog, dbName, dbInfo));
+  }
+
+  bool newAdded = false;
+  if (taosHashPutExt(pCatalog->dbCache.cache, dbName, strlen(dbName), dbInfo, sizeof(*dbInfo), &newAdded) != 0) {
+    ctgError("taosHashPutExt db vgroup to cache failed, db:%s", dbName);
+    CTG_ERR_JRET(TSDB_CODE_CTG_MEM_ERROR);
+  }
+
+  dbInfo->vgInfo = NULL;
+
+  SDbVgVersion vgVersion = {.dbId = dbInfo->dbId, .vgVersion = dbInfo->vgVersion};
+  if (newAdded) {
+    CTG_ERR_JRET(ctgMetaRentAdd(&pCatalog->dbRent, &vgVersion, dbInfo->dbId, sizeof(SDbVgVersion)));
+  } else {
+    CTG_ERR_JRET(ctgMetaRentUpdate(&pCatalog->dbRent, &vgVersion, dbInfo->dbId, sizeof(SDbVgVersion), ctgDbVgVersionCompare));
+  }
+  
+  ctgDebug("dbName:%s vgroup updated, vgVersion:%d", dbName, dbInfo->vgVersion);
+
+
+_return:
+
+  if (dbInfo && dbInfo->vgInfo) {
+    taosHashCleanup(dbInfo->vgInfo);
+    dbInfo->vgInfo = NULL;
   }
+  
+  CTG_RET(code);
+}
+
+
+int32_t catalogRemoveDBVgroup(struct SCatalog* pCatalog, SDbVgVersion* dbInfo) {
+  int32_t code = 0;
+  
+  if (NULL == pCatalog || NULL == dbInfo) {
+    CTG_ERR_JRET(TSDB_CODE_CTG_INVALID_INPUT);
+  }
+
+  if (pCatalog->dbCache.cache) {
+    CTG_ERR_JRET(ctgValidateAndRemoveDbInfo(pCatalog, dbInfo));
+    
+    CTG_ERR_JRET(taosHashRemove(pCatalog->dbCache.cache, dbName, strlen(dbName)));
+  }
+  
+  ctgWarn("db removed from cache, db:%s", dbName);
 
   bool newAdded = false;
   if (taosHashPutExt(pCatalog->dbCache.cache, dbName, strlen(dbName), dbInfo, sizeof(*dbInfo), &newAdded) != 0) {
@@ -1189,6 +1262,7 @@ _return:
   CTG_RET(code);
 }
 
+
 int32_t catalogGetTableMeta(struct SCatalog* pCatalog, void *pTransporter, const SEpSet* pMgmtEps, const SName* pTableName, STableMeta** pTableMeta) {
   return ctgGetTableMeta(pCatalog, pTransporter, pMgmtEps, pTableName, false, pTableMeta, -1);
 }

source/libs/catalog/test/catalogTests.cpp

@@ -59,7 +59,7 @@ int32_t ctgTestTagNum = 1;
 int32_t ctgTestSVersion = 1;
 int32_t ctgTestTVersion = 1;
 int32_t ctgTestSuid = 2;
-int64_t ctgTestDbId = 33;
+uint64_t ctgTestDbId = 33;
 
 uint64_t ctgTestClusterId = 0x1;
 char    *ctgTestDbname = "1.db1";