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This commit is contained in:
Hongze Cheng 2021-12-07 16:18:26 +08:00
parent e7ea5a0e90
commit 9048c77eca
1 changed files with 31 additions and 96 deletions
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127
source/dnode/vnode/meta/src/metaBDBImpl.c
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@ -40,6 +40,25 @@ static void metaFreeDB(SMetaDB *pDB);
static int metaCreateDBEnv(SMetaDB *pDB, const char *path);
static void metaDestroyDBEnv(SMetaDB *pDB);
#define META_OPEN_DB(pDB, pEnv, fName) \
do { \
ret = db_create(&((pDB)), (pEnv), 0); \
if (ret != 0) { \
P_ERROR("Failed to create META DB", ret); \
metaCloseDB(pMeta); \
return -1; \
} \
\
ret = (pDB)->open((pDB), NULL, (fName), NULL, DB_BTREE, DB_CREATE, 0); \
if (ret != 0) { \
P_ERROR("Failed to open META DB", ret); \
metaCloseDB(pMeta); \
return -1; \
} \
} while (0)
#define META_CLOSE_DB(pDB)
int metaOpenDB(SMeta *pMeta) {
int ret;
SMetaDB *pDB;
@ -56,86 +75,25 @@ int metaOpenDB(SMeta *pMeta) {
return -1;
}
// ret = db_create(&(pDB->pStbDB), pDB->pEvn, 0);
// if (ret != 0) {
// P_ERROR("failed to create META super table DB", ret);
// metaCloseDB(pMeta);
// return -1;
// }
META_OPEN_DB(pDB->pStbDB, pDB->pEvn, "meta.db");
// ret = pDB->pStbDB->open(pDB->pStbDB, NULL, "meta.db", NULL, DB_BTREE, DB_CREATE, 0);
// if (ret != 0) {
// P_ERROR("failed to create META super table DB", ret);
// metaCloseDB(pMeta);
// return -1;
// }
META_OPEN_DB(pDB->pNtbDB, pDB->pEvn, "meta.db");
#if 0
ret = db_create(&(pMeta->pDB->pDB), pMeta->pDB->pEvn, 0);
if (ret != 0) {
// TODO: handle error
return -1;
META_OPEN_DB(pDB->pSchemaDB, pDB->pEvn, "meta.db");
{
// TODO: Loop to open each super table db
}
ret = db_create(&(pMeta->pDB->pSchemaDB), pMeta->pDB->pEvn, 0);
if (ret != 0) {
// TODO: handle error
return -1;
}
META_OPEN_DB(pDB->pNameIdx, pDB->pEvn, "index.db");
ret = db_create(&(pMeta->pDB->pIdx), pMeta->pDB->pEvn, 0);
if (ret != 0) {
// TODO: handle error
return -1;
}
META_OPEN_DB(pDB->pUidIdx, pDB->pEvn, "index.db");
ret = pMeta->pDB->pDB->open(pMeta->pDB->pDB, /* DB structure pointer */
NULL, /* Transaction pointer */
"meta.db", /* On-disk file that holds the database */
NULL, /* Optional logical database name */
DB_BTREE, /* Database access method */
DB_CREATE, /* Open flags */
0); /* File mode */
if (ret != 0) {
// TODO: handle error
return -1;
{
// TODO: Loop to open index DB for each super table
// and create the association between main DB and index
}
ret = pMeta->pDB->pSchemaDB->open(pMeta->pDB->pSchemaDB, /* DB structure pointer */
NULL, /* Transaction pointer */
"meta.db", /* On-disk file that holds the database */
NULL, /* Optional logical database name */
DB_BTREE, /* Database access method */
DB_CREATE, /* Open flags */
0); /* File mode */
if (ret != 0) {
// TODO: handle error
return -1;
}
ret = pMeta->pDB->pIdx->open(pMeta->pDB->pIdx, /* DB structure pointer */
NULL, /* Transaction pointer */
"index.db", /* On-disk file that holds the database */
NULL, /* Optional logical database name */
DB_BTREE, /* Database access method */
DB_CREATE, /* Open flags */
0); /* File mode */
if (ret != 0) {
// TODO: handle error
return -1;
}
ret = pMeta->pDB->pDB->associate(pMeta->pDB->pDB, /* Primary database */
NULL, /* TXN id */
pMeta->pDB->pIdx, /* Secondary database */
metaIdxCallback, /* Callback used for key creation */
0); /* Flags */
if (ret != 0) {
// TODO: handle error
return -1;
}
#endif
return 0;
}
@ -148,30 +106,7 @@ void metaCloseDB(SMeta *pMeta) {
}
int metaSaveTableToDB(SMeta *pMeta, STbCfg *pTbCfg) {
#if 0
tb_uid_t uid;
DBT key = {0};
DBT value = {0};
char buf[256];
void * pBuf;
int bsize;
if (pTbCfg->type == META_SUPER_TABLE) {
uid = pTbCfg->stbCfg.suid;
} else {
uid = metaGenerateUid(pMeta);
}
key.size = sizeof(uid);
key.data = &uid;
pBuf = buf;
value.size = metaEncodeTbCfg(&pBuf, pTbCfg);
value.data = buf;
pMeta->pDB->pDB->put(pMeta->pDB->pDB, NULL, &key, &value, 0);
#endif
// TODO
return 0;
}