refact

source/dnode/vnode/CMakeLists.txt

@@ -18,7 +18,6 @@ target_sources(
 
     # meta
     # "src/meta/metaBDBImpl.c"
-    "src/meta/metaCache.c"
     "src/meta/metaCfg.c"
     "src/meta/metaIdx.c"
     "src/meta/metaMain.c"

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

-/*
- * Copyright (c) 2019 TAOS Data, Inc. <jhtao@taosdata.com>
- *
- * This program is free software: you can use, redistribute, and/or modify
- * it under the terms of the GNU Affero General Public License, version 3
- * or later ("AGPL"), as published by the Free Software Foundation.
- *
- * This program is distributed in the hope that it will be useful, but WITHOUT
- * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
- * FITNESS FOR A PARTICULAR PURPOSE.
- *
- * You should have received a copy of the GNU Affero General Public License
- * along with this program. If not, see <http://www.gnu.org/licenses/>.
- */
-
-#include "vnodeInt.h"
-
-struct SMetaCache {
-  // TODO
-};
-
-int metaOpenCache(SMeta *pMeta) {
-  // TODO
-  // if (pMeta->options.lruSize) {
-  //   pMeta->pCache = rocksdb_cache_create_lru(pMeta->options.lruSize);
-  //   if (pMeta->pCache == NULL) {
-  //     // TODO: handle error
-  //     return -1;
-  //   }
-  // }
-
-  return 0;
-}
-
-void metaCloseCache(SMeta *pMeta) {
-  // if (pMeta->pCache) {
-  //   rocksdb_cache_destroy(pMeta->pCache);
-  //   pMeta->pCache = NULL;
-  // }
-}
\ No newline at end of file

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

@@ -94,13 +94,6 @@ static void metaFree(SMeta *pMeta) {
 }
 
 static int metaOpenImpl(SMeta *pMeta) {
-  // Open meta cache
-  if (metaOpenCache(pMeta) < 0) {
-    // TODO: handle error
-    metaCloseImpl(pMeta);
-    return -1;
-  }
-
   // Open meta db
   if (metaOpenDB(pMeta) < 0) {
     // TODO: handle error
@@ -129,5 +122,4 @@ static void metaCloseImpl(SMeta *pMeta) {
   metaCloseUidGnrt(pMeta);
   metaCloseIdx(pMeta);
   metaCloseDB(pMeta);
-  metaCloseCache(pMeta);
 }
\ No newline at end of file