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This commit is contained in:
Hongze Cheng 2021-10-12 11:15:11 +08:00
parent 30f0a07a21
commit 557905d006
2 changed files with 33 additions and 7 deletions
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33
source/server/vnode/meta/src/meta.c
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@ -22,6 +22,7 @@
#include "meta.h" #include "meta.h"
/* -------------------- Structures -------------------- */
typedef struct STable { typedef struct STable {
uint64_t uid; uint64_t uid;
tstr * name; tstr * name;
@ -46,9 +47,12 @@ struct SMeta {
rocksdb_t *tbnameDb; // tbname --> uid rocksdb_t *tbnameDb; // tbname --> uid
rocksdb_t *tagDb; // uid --> tag rocksdb_t *tagDb; // uid --> tag
rocksdb_t *schemaDb; rocksdb_t *schemaDb;
rocksdb_t *tagIdx;
size_t totalUsed; size_t totalUsed;
}; };
/* -------------------- Methods -------------------- */
SMeta *metaOpen(SMetaOptions *options) { SMeta *metaOpen(SMetaOptions *options) {
SMeta *pMeta = NULL; SMeta *pMeta = NULL;
char * err = NULL; char * err = NULL;
@ -64,21 +68,40 @@ SMeta *metaOpen(SMetaOptions *options) {
pMeta->stbList = tdListNew(sizeof(STableObj *)); pMeta->stbList = tdListNew(sizeof(STableObj *));
// Options
rocksdb_options_t *dbOptions = rocksdb_options_create();
rocksdb_options_set_create_if_missing(dbOptions, 1);
taosMkDir("meta");
// Open tbname DB // Open tbname DB
rocksdb_options_t *tbnameDbOptions = rocksdb_options_create(); pMeta->tbnameDb = rocksdb_open(dbOptions, "meta/tbname_uid_db", &err);
pMeta->tbnameDb = rocksdb_open(tbnameDbOptions, "tbname_uid_db", &err);
// Open tag DB // Open tag DB
pMeta->tagDb = rocksdb_open(tbnameDbOptions, "uid_tag_db", &err); pMeta->tagDb = rocksdb_open(dbOptions, "meta/uid_tag_db", &err);
// Open schema DB // Open schema DB
pMeta->schemaDb = rocksdb_open(tbnameDbOptions, "schema_db", &err); pMeta->schemaDb = rocksdb_open(dbOptions, "meta/schema_db", &err);
// Open tag index
pMeta->tagIdx = rocksdb_open(dbOptions, "meta/tag_idx_db", &err);
rocksdb_options_destroy(dbOptions);
return pMeta; return pMeta;
} }
void metaClose(SMeta *pMeta) { void metaClose(SMeta *pMeta) {
// TODO if (pMeta) {
rocksdb_close(pMeta->tagIdx);
rocksdb_close(pMeta->schemaDb);
rocksdb_close(pMeta->tagDb);
rocksdb_close(pMeta->tbnameDb);
tdListFree(pMeta->stbList);
taosHashCleanup(pMeta->pTableObjHash);
pthread_rwlock_destroy(&(pMeta->rwLock));
}
} }
int metaCommit(SMeta *meta) { return 0; } int metaCommit(SMeta *meta) { return 0; }

7
source/server/vnode/meta/test/metaTests.cpp
View File

@ -4,6 +4,9 @@
#include "meta.h" #include "meta.h"
TEST(MetaTest, meta_open_test) { TEST(MetaTest, meta_open_test) {
metaOpen(NULL); SMeta *meta = metaOpen(NULL);
std::cout << "Hello META!" << std::endl; std::cout << "Meta is opened!" << std::endl;
metaClose(meta);
std::cout << "Meta is closed!" << std::endl;
} }