homework-jianmu/source/dnode/vnode/src/vnd/vnodeCfg.c

58 lines
1.6 KiB
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 "vnd.h"
const SVnodeCfg defaultVnodeOptions = {
.wsize = 96 * 1024 * 1024, .ssize = 1 * 1024 * 1024, .lsize = 1024, .walCfg = {.level = TAOS_WAL_WRITE}}; /* TODO */
void vnodeOptionsInit(SVnodeCfg *pVnodeOptions) { /* TODO */
vnodeOptionsCopy(pVnodeOptions, &defaultVnodeOptions);
}
void vnodeOptionsClear(SVnodeCfg *pVnodeOptions) { /* TODO */
}
int vnodeValidateOptions(const SVnodeCfg *pVnodeOptions) {
// TODO
return 0;
}
void vnodeOptionsCopy(SVnodeCfg *pDest, const SVnodeCfg *pSrc) {
memcpy((void *)pDest, (void *)pSrc, sizeof(SVnodeCfg));
}
int vnodeValidateTableHash(SVnodeCfg *pVnodeOptions, char *tableFName) {
uint32_t hashValue = 0;
switch (pVnodeOptions->hashMethod) {
default:
hashValue = MurmurHash3_32(tableFName, strlen(tableFName));
break;
}
// TODO OPEN THIS !!!!!!!
#if 0
if (hashValue < pVnodeOptions->hashBegin || hashValue > pVnodeOptions->hashEnd) {
terrno = TSDB_CODE_VND_HASH_MISMATCH;
return TSDB_CODE_VND_HASH_MISMATCH;
}
#endif
return TSDB_CODE_SUCCESS;
}