xxq250
/
homework-jianmu
1
0
Fork 0
Code Issues Pull Requests 1 Actions Packages Projects Releases Wiki Activity

more work

This commit is contained in:
Hongze Cheng 2021-12-08 17:46:46 +08:00
parent b59a375654
commit fc26750281
1 changed files with 60 additions and 31 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

91
source/dnode/vnode/meta/src/metaBDBImpl.c
View File

@ -42,6 +42,7 @@ static void metaCloseBDBEnv(DB_ENV *pEnv);
static int metaOpenBDBDb(DB **ppDB, DB_ENV *pEnv, const char *pFName); static int metaOpenBDBDb(DB **ppDB, DB_ENV *pEnv, const char *pFName);
static void metaCloseBDBDb(DB *pDB); static void metaCloseBDBDb(DB *pDB);
static int metaOpenBDBIdx(DB **ppIdx, DB_ENV *pEnv, const char *pFName, DB *pDB, bdbIdxCbPtr cbf); static int metaOpenBDBIdx(DB **ppIdx, DB_ENV *pEnv, const char *pFName, DB *pDB, bdbIdxCbPtr cbf);
static void metaCloseBDBIdx(DB *pIdx);
static int metaNameIdxCb(DB *pIdx, const DBT *pKey, const DBT *pValue, DBT *pSKey); static int metaNameIdxCb(DB *pIdx, const DBT *pKey, const DBT *pValue, DBT *pSKey);
static int metaStbIdxCb(DB *pIdx, const DBT *pKey, const DBT *pValue, DBT *pSKey); static int metaStbIdxCb(DB *pIdx, const DBT *pKey, const DBT *pValue, DBT *pSKey);
static int metaNtbIdxCb(DB *pIdx, const DBT *pKey, const DBT *pValue, DBT *pSKey); static int metaNtbIdxCb(DB *pIdx, const DBT *pKey, const DBT *pValue, DBT *pSKey);
@ -103,6 +104,12 @@ int metaOpenDB(SMeta *pMeta) {
void metaCloseDB(SMeta *pMeta) { void metaCloseDB(SMeta *pMeta) {
if (pMeta->pDB) { if (pMeta->pDB) {
metaCloseBDBIdx(pMeta->pDB->pCtbIdx);
metaCloseBDBIdx(pMeta->pDB->pNtbIdx);
metaCloseBDBIdx(pMeta->pDB->pStbIdx);
metaCloseBDBIdx(pMeta->pDB->pNameIdx);
metaCloseBDBDb(pMeta->pDB->pSchemaDB);
metaCloseBDBDb(pMeta->pDB->pTbDB);
metaCloseBDBEnv(pMeta->pDB->pEvn); metaCloseBDBEnv(pMeta->pDB->pEvn);
metaFreeDB(pMeta->pDB); metaFreeDB(pMeta->pDB);
pMeta->pDB = NULL; pMeta->pDB = NULL;
@ -110,7 +117,58 @@ void metaCloseDB(SMeta *pMeta) {
} }
int metaSaveTableToDB(SMeta *pMeta, STbCfg *pTbCfg) { int metaSaveTableToDB(SMeta *pMeta, STbCfg *pTbCfg) {
// TODO tb_uid_t uid;
STSchema *pSchema = NULL;
if (pTbCfg->type == META_SUPER_TABLE) {
uid = pTbCfg->stbCfg.suid;
} else {
uid = metaGenerateUid(pMeta);
}
{
// save table info
char buf[512];
void *pBuf = buf;
DBT key = {0};
DBT value = {0};
key.data = &uid;
key.size = sizeof(uid);
// metaEncodeTbInfo(&pBuf, pTbCfg);
value.data = buf;
value.size = POINTER_DISTANCE(pBuf, buf);
pMeta->pDB->pTbDB->put(pMeta->pDB->pTbDB, NULL, &key, &value, 0);
}
// save schema
if (pTbCfg->type == META_SUPER_TABLE) {
pSchema = pTbCfg->stbCfg.pSchema;
} else if (pTbCfg->type == META_NORMAL_TABLE) {
pSchema = pTbCfg->ntbCfg.pSchema;
}
if (pSchema) {
char buf[512];
void *pBuf = buf;
DBT key = {0};
DBT value = {0};
// TODO
key.data = NULL;
key.size = 0;
tdEncodeSchema(&pBuf, pSchema);
value.data = buf;
value.size = POINTER_DISTANCE(pBuf, buf);
pMeta->pDB->pSchemaDB->put(pMeta->pDB->pSchemaDB, NULL, &key, &value, 0);
}
return 0; return 0;
} }
@ -169,7 +227,7 @@ static int metaOpenBDBDb(DB **ppDB, DB_ENV *pEnv, const char *pFName) {
int ret; int ret;
DB *pDB; DB *pDB;
ret = db_create(&((pDB)), (pEnv), 0); ret = db_create(&(pDB), pEnv, 0);
if (ret != 0) { if (ret != 0) {
BDB_PERR("Failed to create META DB", ret); BDB_PERR("Failed to create META DB", ret);
return -1; return -1;
@ -236,35 +294,6 @@ static int metaCtbIdxCb(DB *pIdx, const DBT *pKey, const DBT *pValue, DBT *pSKey
} }
#if 0 #if 0
typedef struct {
tb_uid_t uid;
int32_t sver;
} SSchemaKey;
static SMetaDB *metaNewDB();
static void metaFreeDB(SMetaDB *pDB);
static int metaCreateDBEnv(SMetaDB *pDB, const char *path);
static void metaDestroyDBEnv(SMetaDB *pDB);
static int metaEncodeSchemaKey(void **buf, SSchemaKey *pSchemaKey);
static void * metaDecodeSchemaKey(void *buf, SSchemaKey *pSchemaKey);
static int metaNameIdxCb(DB *sdbp, const DBT *pKey, const DBT *pValue, DBT *pSKey);
static int metaUidIdxCb(DB *sdbp, const DBT *pKey, const DBT *pValue, DBT *pSKey);
static void metaPutSchema(SMeta *pMeta, tb_uid_t uid, STSchema *pSchema);
static int metaEncodeTbInfo(void **buf, STbCfg *pTbCfg);
static void * metaDecodeTbInfo(void *buf, STbCfg *pTbCfg);
static int metaSaveTbInfo(DB *pDB, tb_uid_t uid, STbCfg *pTbCfg);
#define META_ASSOCIATE_IDX(pDB, pIdx, cbf) \
do { \
int ret = (pDB)->associate((pDB), NULL, (pIdx), (cbf), 0); \
if (ret != 0) { \
P_ERROR("Failed to associate META DB", ret); \
metaCloseDB(pMeta); \
} \
} while (0)
int metaSaveTableToDB(SMeta *pMeta, STbCfg *pTbCfg) { int metaSaveTableToDB(SMeta *pMeta, STbCfg *pTbCfg) {
char buf[512]; char buf[512];
void * pBuf; void * pBuf;