homework-jianmu/source/libs/sync/inc/syncRaftEntry.h

58 lines
2.0 KiB
C

/*
* Copyright (c) 2019 TAOS Data, Inc. <jhtao@taosdata.com>
*
* This program is free software: you can use, redistribute, and/or modify
* it under the terms of the GNU Affero General Public License, version 3
* or later ("AGPL"), as published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef _TD_LIBS_SYNC_RAFT_ENTRY_H
#define _TD_LIBS_SYNC_RAFT_ENTRY_H
#ifdef __cplusplus
extern "C" {
#endif
#include "syncInt.h"
#include "syncMessage.h"
#include "tskiplist.h"
typedef struct SSyncRaftEntry {
uint32_t bytes;
uint32_t msgType; // TDMT_SYNC_CLIENT_REQUEST
uint32_t originalRpcType; // origin RpcMsg msgType
STraceId originRpcTraceId;
uint64_t seqNum;
bool isWeak;
SyncTerm term;
SyncIndex index;
int64_t rid;
uint32_t dataLen; // origin RpcMsg.contLen
char data[]; // origin RpcMsg.pCont
} SSyncRaftEntry;
SSyncRaftEntry* syncEntryBuild(int32_t dataLen);
SSyncRaftEntry* syncEntryBuildFromClientRequest(const SyncClientRequest* pMsg, SyncTerm term, SyncIndex index, const STraceId *traceId);
SSyncRaftEntry* syncEntryBuildFromRpcMsg(const SRpcMsg* pMsg, SyncTerm term, SyncIndex index);
SSyncRaftEntry* syncEntryBuildFromAppendEntries(const SyncAppendEntries* pMsg);
SSyncRaftEntry* syncEntryBuildNoop(SyncTerm term, SyncIndex index, int32_t vgId);
void syncEntryDestroy(SSyncRaftEntry* pEntry);
int32_t syncEntry2OriginalRpc(const SSyncRaftEntry* pEntry, SRpcMsg* pRpcMsg); // step 7
static FORCE_INLINE bool syncLogReplBarrier(SSyncRaftEntry* pEntry) {
return pEntry->originalRpcType == TDMT_SYNC_NOOP || pEntry->originalRpcType == TDMT_SYNC_CONFIG_CHANGE;
}
#ifdef __cplusplus
}
#endif
#endif /*_TD_LIBS_SYNC_RAFT_ENTRY_H*/