181 lines
7.4 KiB
C
181 lines
7.4 KiB
C
/*
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* Copyright (c) 2019 TAOS Data, Inc. <jhtao@taosdata.com>
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*
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* This program is free software: you can use, redistribute, and/or modify
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* it under the terms of the GNU Affero General Public License, version 3
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* or later ("AGPL"), as published by the Free Software Foundation.
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*
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* This program is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE.
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*
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* You should have received a copy of the GNU Affero General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include "tdatablock.h"
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#include "rocksdb/c.h"
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#include "tdbInt.h"
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#include "tsimplehash.h"
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#include "tstreamFileState.h"
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#ifdef __cplusplus
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extern "C" {
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#endif
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#ifndef _STREAM_STATE_H_
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#define _STREAM_STATE_H_
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// void* streamBackendInit(const char* path);
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// void streamBackendCleanup(void* arg);
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// SListNode* streamBackendAddCompare(void* backend, void* arg);
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// void streamBackendDelCompare(void* backend, void* arg);
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typedef bool (*state_key_cmpr_fn)(void* pKey1, void* pKey2);
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typedef struct STdbState {
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rocksdb_t* rocksdb;
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rocksdb_column_family_handle_t** pHandle;
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rocksdb_writeoptions_t* writeOpts;
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rocksdb_readoptions_t* readOpts;
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rocksdb_options_t** cfOpts;
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rocksdb_options_t* dbOpt;
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struct SStreamTask* pOwner;
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void* param;
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void* env;
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SListNode* pComparNode;
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void* pBackendHandle;
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char idstr[48];
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void* compactFactory;
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TDB* db;
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TTB* pStateDb;
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TTB* pFuncStateDb;
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TTB* pFillStateDb; // todo refactor
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TTB* pSessionStateDb;
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TTB* pParNameDb;
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TTB* pParTagDb;
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TXN* txn;
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} STdbState;
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// incremental state storage
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typedef struct {
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STdbState* pTdbState;
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SStreamFileState* pFileState;
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int32_t number;
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SSHashObj* parNameMap;
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int64_t checkPointId;
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int32_t taskId;
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int64_t streamId;
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} SStreamState;
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SStreamState* streamStateOpen(char* path, struct SStreamTask* pTask, bool specPath, int32_t szPage, int32_t pages);
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void streamStateClose(SStreamState* pState, bool remove);
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int32_t streamStateBegin(SStreamState* pState);
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int32_t streamStateCommit(SStreamState* pState);
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void streamStateDestroy(SStreamState* pState, bool remove);
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int32_t streamStateDeleteCheckPoint(SStreamState* pState, TSKEY mark);
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typedef struct {
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rocksdb_iterator_t* iter;
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rocksdb_snapshot_t* snapshot;
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rocksdb_readoptions_t* readOpt;
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rocksdb_t* db;
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TBC* pCur;
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int64_t number;
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} SStreamStateCur;
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int32_t streamStateFuncPut(SStreamState* pState, const STupleKey* key, const void* value, int32_t vLen);
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int32_t streamStateFuncGet(SStreamState* pState, const STupleKey* key, void** pVal, int32_t* pVLen);
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int32_t streamStateFuncDel(SStreamState* pState, const STupleKey* key);
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int32_t streamStatePut(SStreamState* pState, const SWinKey* key, const void* value, int32_t vLen);
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int32_t streamStateGet(SStreamState* pState, const SWinKey* key, void** pVal, int32_t* pVLen);
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bool streamStateCheck(SStreamState* pState, const SWinKey* key);
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int32_t streamStateGetByPos(SStreamState* pState, void* pos, void** pVal);
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int32_t streamStateDel(SStreamState* pState, const SWinKey* key);
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int32_t streamStateClear(SStreamState* pState);
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void streamStateSetNumber(SStreamState* pState, int32_t number);
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int32_t streamStateSaveInfo(SStreamState* pState, void* pKey, int32_t keyLen, void* pVal, int32_t vLen);
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int32_t streamStateGetInfo(SStreamState* pState, void* pKey, int32_t keyLen, void** pVal, int32_t* pLen);
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int32_t streamStateSessionAddIfNotExist(SStreamState* pState, SSessionKey* key, TSKEY gap, void** pVal, int32_t* pVLen);
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int32_t streamStateSessionPut(SStreamState* pState, const SSessionKey* key, const void* value, int32_t vLen);
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int32_t streamStateSessionGet(SStreamState* pState, SSessionKey* key, void** pVal, int32_t* pVLen);
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int32_t streamStateSessionDel(SStreamState* pState, const SSessionKey* key);
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int32_t streamStateSessionClear(SStreamState* pState);
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int32_t streamStateSessionGetKVByCur(SStreamStateCur* pCur, SSessionKey* pKey, void** pVal, int32_t* pVLen);
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int32_t streamStateStateAddIfNotExist(SStreamState* pState, SSessionKey* key, char* pKeyData, int32_t keyDataLen,
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state_key_cmpr_fn fn, void** pVal, int32_t* pVLen);
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int32_t streamStateSessionGetKeyByRange(SStreamState* pState, const SSessionKey* range, SSessionKey* curKey);
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SStreamStateCur* streamStateSessionSeekKeyNext(SStreamState* pState, const SSessionKey* key);
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SStreamStateCur* streamStateSessionSeekKeyCurrentPrev(SStreamState* pState, const SSessionKey* key);
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SStreamStateCur* streamStateSessionSeekKeyCurrentNext(SStreamState* pState, const SSessionKey* key);
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int32_t streamStateFillPut(SStreamState* pState, const SWinKey* key, const void* value, int32_t vLen);
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int32_t streamStateFillGet(SStreamState* pState, const SWinKey* key, void** pVal, int32_t* pVLen);
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int32_t streamStateFillDel(SStreamState* pState, const SWinKey* key);
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int32_t streamStateAddIfNotExist(SStreamState* pState, const SWinKey* key, void** pVal, int32_t* pVLen);
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int32_t streamStateReleaseBuf(SStreamState* pState, const SWinKey* key, void* pVal);
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void streamFreeVal(void* val);
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SStreamStateCur* streamStateGetAndCheckCur(SStreamState* pState, SWinKey* key);
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SStreamStateCur* streamStateSeekKeyNext(SStreamState* pState, const SWinKey* key);
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SStreamStateCur* streamStateFillSeekKeyNext(SStreamState* pState, const SWinKey* key);
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SStreamStateCur* streamStateFillSeekKeyPrev(SStreamState* pState, const SWinKey* key);
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void streamStateFreeCur(SStreamStateCur* pCur);
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int32_t streamStateGetGroupKVByCur(SStreamStateCur* pCur, SWinKey* pKey, const void** pVal, int32_t* pVLen);
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int32_t streamStateGetKVByCur(SStreamStateCur* pCur, SWinKey* pKey, const void** pVal, int32_t* pVLen);
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int32_t streamStateGetFirst(SStreamState* pState, SWinKey* key);
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int32_t streamStateSeekFirst(SStreamState* pState, SStreamStateCur* pCur);
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int32_t streamStateSeekLast(SStreamState* pState, SStreamStateCur* pCur);
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int32_t streamStateCurNext(SStreamState* pState, SStreamStateCur* pCur);
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int32_t streamStateCurPrev(SStreamState* pState, SStreamStateCur* pCur);
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int32_t streamStatePutParName(SStreamState* pState, int64_t groupId, const char* tbname);
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int32_t streamStateGetParName(SStreamState* pState, int64_t groupId, void** pVal);
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/***compare func **/
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typedef struct SStateChekpoint {
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char* taskName;
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int64_t checkpointId;
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} SStateChekpoint;
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// todo refactor
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typedef struct SStateKey {
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SWinKey key;
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int64_t opNum;
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} SStateKey;
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typedef struct SStateSessionKey {
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SSessionKey key;
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int64_t opNum;
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} SStateSessionKey;
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typedef struct SStreamValue {
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int64_t unixTimestamp;
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int32_t len;
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char* data;
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} SStreamValue;
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int sessionRangeKeyCmpr(const SSessionKey* pWin1, const SSessionKey* pWin2);
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int sessionWinKeyCmpr(const SSessionKey* pWin1, const SSessionKey* pWin2);
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int stateSessionKeyCmpr(const void* pKey1, int kLen1, const void* pKey2, int kLen2);
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int stateKeyCmpr(const void* pKey1, int kLen1, const void* pKey2, int kLen2);
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#if 0
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char* streamStateSessionDump(SStreamState* pState);
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char* streamStateIntervalDump(SStreamState* pState);
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#endif
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#ifdef __cplusplus
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}
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#endif
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#endif /* ifndef _STREAM_STATE_H_ */
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