86 lines
3.5 KiB
C
86 lines
3.5 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_ENTRY_H
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#define _TD_LIBS_SYNC_RAFT_ENTRY_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 "syncMessage.h"
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#include "tskiplist.h"
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typedef struct SSyncRaftEntry {
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uint32_t bytes;
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uint32_t msgType; // TDMT_SYNC_CLIENT_REQUEST
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uint32_t originalRpcType; // origin RpcMsg msgType
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uint64_t seqNum;
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bool isWeak;
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SyncTerm term;
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SyncIndex index;
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int64_t rid;
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uint32_t dataLen; // origin RpcMsg.contLen
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char data[]; // origin RpcMsg.pCont
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} SSyncRaftEntry;
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SSyncRaftEntry* syncEntryBuild(int32_t dataLen);
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SSyncRaftEntry* syncEntryBuildFromClientRequest(const SyncClientRequest* pMsg, SyncTerm term, SyncIndex index);
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SSyncRaftEntry* syncEntryBuildFromRpcMsg(const SRpcMsg* pMsg, SyncTerm term, SyncIndex index);
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SSyncRaftEntry* syncEntryBuildFromAppendEntries(const SyncAppendEntries* pMsg);
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SSyncRaftEntry* syncEntryBuildNoop(SyncTerm term, SyncIndex index, int32_t vgId);
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void syncEntryDestory(SSyncRaftEntry* pEntry);
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void syncEntry2OriginalRpc(const SSyncRaftEntry* pEntry, SRpcMsg* pRpcMsg); // step 7
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typedef struct SRaftEntryHashCache {
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SHashObj* pEntryHash;
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int32_t maxCount;
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int32_t currentCount;
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TdThreadMutex mutex;
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SSyncNode* pSyncNode;
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} SRaftEntryHashCache;
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SRaftEntryHashCache* raftCacheCreate(SSyncNode* pSyncNode, int32_t maxCount);
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void raftCacheDestroy(SRaftEntryHashCache* pCache);
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int32_t raftCachePutEntry(struct SRaftEntryHashCache* pCache, SSyncRaftEntry* pEntry);
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int32_t raftCacheGetEntry(struct SRaftEntryHashCache* pCache, SyncIndex index, SSyncRaftEntry** ppEntry);
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int32_t raftCacheGetEntryP(struct SRaftEntryHashCache* pCache, SyncIndex index, SSyncRaftEntry** ppEntry);
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int32_t raftCacheDelEntry(struct SRaftEntryHashCache* pCache, SyncIndex index);
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int32_t raftCacheGetAndDel(struct SRaftEntryHashCache* pCache, SyncIndex index, SSyncRaftEntry** ppEntry);
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int32_t raftCacheClear(struct SRaftEntryHashCache* pCache);
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typedef struct SRaftEntryCache {
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SSkipList* pSkipList;
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int32_t maxCount;
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int32_t currentCount;
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int32_t refMgr;
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TdThreadMutex mutex;
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SSyncNode* pSyncNode;
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} SRaftEntryCache;
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SRaftEntryCache* raftEntryCacheCreate(SSyncNode* pSyncNode, int32_t maxCount);
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void raftEntryCacheDestroy(SRaftEntryCache* pCache);
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int32_t raftEntryCachePutEntry(struct SRaftEntryCache* pCache, SSyncRaftEntry* pEntry);
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int32_t raftEntryCacheGetEntry(struct SRaftEntryCache* pCache, SyncIndex index, SSyncRaftEntry** ppEntry);
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int32_t raftEntryCacheGetEntryP(struct SRaftEntryCache* pCache, SyncIndex index, SSyncRaftEntry** ppEntry);
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int32_t raftEntryCacheClear(struct SRaftEntryCache* pCache, int32_t count);
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#ifdef __cplusplus
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}
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#endif
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#endif /*_TD_LIBS_SYNC_RAFT_ENTRY_H*/
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