other: revert to 3.0
This commit is contained in:
Cary Xu
parent
39cd95d825
commit
e75ed9f06d
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@ -13,104 +13,193 @@
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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// clang-format off
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#include <assert.h>
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#include <stdio.h>
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#include <string.h>
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#include <time.h>
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#include "taos.h"
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#include "executor.h"
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#include "streamInc.h"
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#include "tcommon.h"
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#include "ttimer.h"
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int32_t init_env() {
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TAOS* pConn = taos_connect("localhost", "root", "taosdata", NULL, 0);
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if (pConn == NULL) {
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SStreamState* streamStateOpen(char* path, SStreamTask* pTask) {
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SStreamState* pState = taosMemoryCalloc(1, sizeof(SStreamState));
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if (pState == NULL) {
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terrno = TSDB_CODE_OUT_OF_MEMORY;
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return NULL;
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}
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char statePath[300];
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sprintf(statePath, "%s/%d", path, pTask->taskId);
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if (tdbOpen(statePath, 4096, 256, &pState->db) < 0) {
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goto _err;
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}
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// open state storage backend
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if (tdbTbOpen("state.db", sizeof(SWinKey), -1, SWinKeyCmpr, pState->db, &pState->pStateDb) < 0) {
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goto _err;
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}
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if (streamStateBegin(pState) < 0) {
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goto _err;
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}
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pState->pOwner = pTask;
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return pState;
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_err:
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if (pState->pStateDb) tdbTbClose(pState->pStateDb);
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if (pState->db) tdbClose(pState->db);
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taosMemoryFree(pState);
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return NULL;
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}
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void streamStateClose(SStreamState* pState) {
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tdbCommit(pState->db, &pState->txn);
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tdbTbClose(pState->pStateDb);
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tdbClose(pState->db);
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taosMemoryFree(pState);
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}
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int32_t streamStateBegin(SStreamState* pState) {
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if (tdbTxnOpen(&pState->txn, 0, tdbDefaultMalloc, tdbDefaultFree, NULL, TDB_TXN_WRITE | TDB_TXN_READ_UNCOMMITTED) <
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0) {
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return -1;
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}
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TAOS_RES* pRes = taos_query(pConn, "create database if not exists abc1 vgroups 2");
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if (taos_errno(pRes) != 0) {
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printf("error in create db, reason:%s\n", taos_errstr(pRes));
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if (tdbBegin(pState->db, &pState->txn) < 0) {
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tdbTxnClose(&pState->txn);
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return -1;
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}
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taos_free_result(pRes);
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#if 0
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pRes = taos_query(pConn, "create database if not exists abc2 vgroups 20");
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if (taos_errno(pRes) != 0) {
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printf("error in create db, reason:%s\n", taos_errstr(pRes));
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return -1;
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}
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taos_free_result(pRes);
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#endif
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pRes = taos_query(pConn, "use abc1");
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if (taos_errno(pRes) != 0) {
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printf("error in use db, reason:%s\n", taos_errstr(pRes));
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return -1;
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}
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taos_free_result(pRes);
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pRes = taos_query(pConn, "create stable if not exists st1 (ts timestamp, k int) tags(a int)");
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if (taos_errno(pRes) != 0) {
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printf("failed to create super table st1, reason:%s\n", taos_errstr(pRes));
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return -1;
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}
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taos_free_result(pRes);
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pRes = taos_query(pConn, "create table if not exists tu1 using st1 tags(1)");
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if (taos_errno(pRes) != 0) {
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printf("failed to create child table tu1, reason:%s\n", taos_errstr(pRes));
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return -1;
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}
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taos_free_result(pRes);
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pRes = taos_query(pConn, "create table if not exists tu2 using st1 tags(2)");
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if (taos_errno(pRes) != 0) {
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printf("failed to create child table tu2, reason:%s\n", taos_errstr(pRes));
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return -1;
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}
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taos_free_result(pRes);
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pRes = taos_query(pConn, "create table if not exists tu3 using st1 tags(3)");
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if (taos_errno(pRes) != 0) {
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printf("failed to create child table tu3, reason:%s\n", taos_errstr(pRes));
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return -1;
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}
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taos_free_result(pRes);
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return 0;
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}
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int32_t create_stream() {
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printf("create stream\n");
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TAOS_RES* pRes;
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TAOS* pConn = taos_connect("localhost", "root", "taosdata", NULL, 0);
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if (pConn == NULL) {
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int32_t streamStateCommit(SStreamState* pState) {
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if (tdbCommit(pState->db, &pState->txn) < 0) {
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return -1;
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}
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pRes = taos_query(pConn, "use abc1");
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if (taos_errno(pRes) != 0) {
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printf("error in use db, reason:%s\n", taos_errstr(pRes));
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memset(&pState->txn, 0, sizeof(TXN));
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if (tdbTxnOpen(&pState->txn, 0, tdbDefaultMalloc, tdbDefaultFree, NULL, TDB_TXN_WRITE | TDB_TXN_READ_UNCOMMITTED) <
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0) {
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return -1;
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}
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taos_free_result(pRes);
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pRes = taos_query(pConn,
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"create stream stream1 trigger at_once watermark 10s into outstb as select _wstart start, avg(k) from st1 partition by tbname interval(10s)");
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if (taos_errno(pRes) != 0) {
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printf("failed to create stream stream1, reason:%s\n", taos_errstr(pRes));
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if (tdbBegin(pState->db, &pState->txn) < 0) {
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return -1;
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}
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taos_free_result(pRes);
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taos_close(pConn);
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return 0;
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}
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int main(int argc, char* argv[]) {
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int code;
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if (argc > 1) {
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printf("env init\n");
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code = init_env();
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int32_t streamStateAbort(SStreamState* pState) {
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if (tdbAbort(pState->db, &pState->txn) < 0) {
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return -1;
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}
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create_stream();
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memset(&pState->txn, 0, sizeof(TXN));
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if (tdbTxnOpen(&pState->txn, 0, tdbDefaultMalloc, tdbDefaultFree, NULL, TDB_TXN_WRITE | TDB_TXN_READ_UNCOMMITTED) <
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0) {
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return -1;
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}
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if (tdbBegin(pState->db, &pState->txn) < 0) {
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return -1;
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}
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return 0;
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}
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int32_t streamStatePut(SStreamState* pState, const SWinKey* key, const void* value, int32_t vLen) {
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return tdbTbUpsert(pState->pStateDb, key, sizeof(SWinKey), value, vLen, &pState->txn);
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}
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int32_t streamStateGet(SStreamState* pState, const SWinKey* key, void** pVal, int32_t* pVLen) {
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return tdbTbGet(pState->pStateDb, key, sizeof(SWinKey), pVal, pVLen);
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}
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int32_t streamStateDel(SStreamState* pState, const SWinKey* key) {
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return tdbTbDelete(pState->pStateDb, key, sizeof(SWinKey), &pState->txn);
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}
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SStreamStateCur* streamStateGetCur(SStreamState* pState, const SWinKey* key) {
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SStreamStateCur* pCur = taosMemoryCalloc(1, sizeof(SStreamStateCur));
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if (pCur == NULL) return NULL;
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tdbTbcOpen(pState->pStateDb, &pCur->pCur, NULL);
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int32_t c;
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tdbTbcMoveTo(pCur->pCur, key, sizeof(SWinKey), &c);
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if (c != 0) {
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taosMemoryFree(pCur);
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return NULL;
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}
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return pCur;
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}
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int32_t streamStateGetKVByCur(SStreamStateCur* pCur, SWinKey* pKey, const void** pVal, int32_t* pVLen) {
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const SWinKey* pKTmp = NULL;
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int32_t kLen;
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if (tdbTbcGet(pCur->pCur, (const void**)&pKTmp, &kLen, pVal, pVLen) < 0) {
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return -1;
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}
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*pKey = *pKTmp;
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return 0;
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}
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int32_t streamStateSeekFirst(SStreamState* pState, SStreamStateCur* pCur) {
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//
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return tdbTbcMoveToFirst(pCur->pCur);
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}
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int32_t streamStateSeekLast(SStreamState* pState, SStreamStateCur* pCur) {
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//
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return tdbTbcMoveToLast(pCur->pCur);
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}
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SStreamStateCur* streamStateSeekKeyNext(SStreamState* pState, const SWinKey* key) {
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SStreamStateCur* pCur = taosMemoryCalloc(1, sizeof(SStreamStateCur));
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if (pCur == NULL) {
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return NULL;
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}
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int32_t c;
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if (tdbTbcMoveTo(pCur->pCur, key, sizeof(SWinKey), &c) < 0) {
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taosMemoryFree(pCur);
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return NULL;
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}
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if (c > 0) return pCur;
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if (tdbTbcMoveToNext(pCur->pCur) < 0) {
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taosMemoryFree(pCur);
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return NULL;
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}
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return pCur;
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}
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SStreamStateCur* streamStateSeekKeyPrev(SStreamState* pState, const SWinKey* key) {
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SStreamStateCur* pCur = taosMemoryCalloc(1, sizeof(SStreamStateCur));
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if (pCur == NULL) {
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return NULL;
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}
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int32_t c;
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if (tdbTbcMoveTo(pCur->pCur, key, sizeof(SWinKey), &c) < 0) {
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taosMemoryFree(pCur);
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return NULL;
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}
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if (c < 0) return pCur;
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if (tdbTbcMoveToPrev(pCur->pCur) < 0) {
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taosMemoryFree(pCur);
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return NULL;
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}
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return pCur;
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}
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int32_t streamStateCurNext(SStreamState* pState, SStreamStateCur* pCur) {
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//
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return tdbTbcMoveToNext(pCur->pCur);
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}
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int32_t streamStateCurPrev(SStreamState* pState, SStreamStateCur* pCur) {
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//
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return tdbTbcMoveToPrev(pCur->pCur);
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}
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void streamStateFreeCur(SStreamStateCur* pCur) {
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tdbTbcClose(pCur->pCur);
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taosMemoryFree(pCur);
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}
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void streamFreeVal(void* val) { tdbFree(val); }
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