57 lines
1.8 KiB
C
57 lines
1.8 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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#ifndef _TD_LIBS_SYNC_RAFT_LOG_H
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#define _TD_LIBS_SYNC_RAFT_LOG_H
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#ifdef __cplusplus
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extern "C" {
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#endif
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#include "syncInt.h"
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#include "syncRaftEntry.h"
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#include "wal.h"
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typedef struct SSyncLogStoreData {
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SSyncNode* pSyncNode;
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SWal* pWal;
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TdThreadMutex mutex;
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SWalReader* pWalHandle;
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// SyncIndex beginIndex; // valid begin index, default 0, may be set beginIndex > 0
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} SSyncLogStoreData;
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SSyncLogStore* logStoreCreate(SSyncNode* pSyncNode);
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void logStoreDestory(SSyncLogStore* pLogStore);
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SyncIndex logStoreFirstIndex(SSyncLogStore* pLogStore);
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SyncIndex logStoreWalCommitVer(SSyncLogStore* pLogStore);
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SyncIndex raftLogWriteIndex(struct SSyncLogStore* pLogStore);
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bool raftLogIsEmpty(struct SSyncLogStore* pLogStore);
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SyncIndex raftLogBeginIndex(struct SSyncLogStore* pLogStore);
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SyncIndex raftLogEndIndex(struct SSyncLogStore* pLogStore);
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int32_t raftLogEntryCount(struct SSyncLogStore* pLogStore);
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SyncIndex raftLogLastIndex(struct SSyncLogStore* pLogStore);
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SyncTerm raftLogLastTerm(struct SSyncLogStore* pLogStore);
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int32_t raftLogGetEntry(struct SSyncLogStore* pLogStore, SyncIndex index, SSyncRaftEntry** ppEntry);
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#ifdef __cplusplus
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}
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#endif
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#endif /*_TD_LIBS_SYNC_RAFT_LOG_H*/
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