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taosdata / TDengine / #3549

06 Dec 2024 09:44AM UTC coverage: 59.948% (+0.1%) from 59.846%
#3549

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Merge pull request #29057 from taosdata/docs/TD-33031-3.0

docs: description of user privileges

118833 of 254191 branches covered (46.75%)

Branch coverage included in aggregate %.

199893 of 277480 relevant lines covered (72.04%)

19006119.35 hits per line

Source File
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69.11
/source/libs/sync/src/syncMessage.c
1
/*
2
 * Copyright (c) 2019 TAOS Data, Inc. <jhtao@taosdata.com>
3
 *
4
 * This program is free software: you can use, redistribute, and/or modify
5
 * it under the terms of the GNU Affero General Public License, version 3
6
 * or later ("AGPL"), as published by the Free Software Foundation.
7
 *
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 * This program is distributed in the hope that it will be useful, but WITHOUT
9
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
10
 * FITNESS FOR A PARTICULAR PURPOSE.
11
 *
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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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 */
15

16
#define _DEFAULT_SOURCE
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#include "syncMessage.h"
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#include "syncRaftEntry.h"
19
#include "syncRaftStore.h"
20

21
int32_t syncBuildTimeout(SRpcMsg* pMsg, ESyncTimeoutType timeoutType, uint64_t logicClock, int32_t timerMS,
193,508✔
22
                         SSyncNode* pNode) {
23
  int32_t bytes = sizeof(SyncTimeout);
193,508✔
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  pMsg->pCont = rpcMallocCont(bytes);
193,508✔
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  pMsg->msgType = (timeoutType == SYNC_TIMEOUT_ELECTION) ? TDMT_SYNC_TIMEOUT_ELECTION : TDMT_SYNC_TIMEOUT;
193,508✔
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  pMsg->contLen = bytes;
193,508✔
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  if (pMsg->pCont == NULL) {
193,508!
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    return terrno;
×
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  }
30

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  SyncTimeout* pTimeout = pMsg->pCont;
193,508✔
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  pTimeout->bytes = bytes;
193,508✔
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  pTimeout->msgType = pMsg->msgType;
193,508✔
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  pTimeout->vgId = pNode->vgId;
193,508✔
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  pTimeout->timeoutType = timeoutType;
193,508✔
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  pTimeout->logicClock = logicClock;
193,508✔
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  pTimeout->timerMS = timerMS;
193,508✔
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  pTimeout->timeStamp = taosGetTimestampMs();
193,508✔
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  pTimeout->data = pNode;
193,508✔
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  return 0;
193,508✔
41
}
42

43
int32_t syncBuildClientRequest(SRpcMsg* pMsg, const SRpcMsg* pOriginal, uint64_t seqNum, bool isWeak, int32_t vgId) {
211,853✔
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  int32_t bytes = sizeof(SyncClientRequest) + pOriginal->contLen;
211,853✔
45

46
  pMsg->pCont = rpcMallocCont(bytes);
211,853✔
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  if (pMsg->pCont == NULL) {
211,851!
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    return terrno;
×
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  }
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  pMsg->msgType = TDMT_SYNC_CLIENT_REQUEST;
211,851✔
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  pMsg->contLen = bytes;
211,851✔
52

53
  SyncClientRequest* pClientRequest = pMsg->pCont;
211,851✔
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  pClientRequest->bytes = bytes;
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  pClientRequest->vgId = vgId;
211,851✔
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  pClientRequest->msgType = TDMT_SYNC_CLIENT_REQUEST;
211,851✔
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  pClientRequest->originalRpcType = pOriginal->msgType;
211,851✔
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  pClientRequest->seqNum = seqNum;
211,851✔
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  pClientRequest->isWeak = isWeak;
211,851✔
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  pClientRequest->dataLen = pOriginal->contLen;
211,851✔
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  memcpy(pClientRequest->data, (char*)pOriginal->pCont, pOriginal->contLen);
211,851✔
62

63
  return 0;
211,851✔
64
}
65

66
int32_t syncBuildClientRequestFromNoopEntry(SRpcMsg* pMsg, const SSyncRaftEntry* pEntry, int32_t vgId) {
×
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  int32_t bytes = sizeof(SyncClientRequest) + pEntry->bytes;
×
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  pMsg->pCont = rpcMallocCont(bytes);
×
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  pMsg->msgType = TDMT_SYNC_CLIENT_REQUEST;
×
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  pMsg->contLen = bytes;
×
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  if (pMsg->pCont == NULL) {
×
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    return terrno;
×
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  }
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  SyncClientRequest* pClientRequest = pMsg->pCont;
×
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  pClientRequest->bytes = bytes;
×
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  pClientRequest->vgId = vgId;
×
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  pClientRequest->msgType = TDMT_SYNC_CLIENT_REQUEST;
×
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  pClientRequest->originalRpcType = TDMT_SYNC_NOOP;
×
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  pClientRequest->dataLen = pEntry->bytes;
×
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  memcpy(pClientRequest->data, (char*)pEntry, pEntry->bytes);
×
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83
  return 0;
×
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}
85

86
int32_t syncBuildRequestVote(SRpcMsg* pMsg, int32_t vgId) {
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  int32_t bytes = sizeof(SyncRequestVote);
2,244✔
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  pMsg->pCont = rpcMallocCont(bytes);
2,244✔
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  pMsg->msgType = TDMT_SYNC_REQUEST_VOTE;
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  pMsg->contLen = bytes;
2,244✔
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  if (pMsg->pCont == NULL) {
2,244!
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    return terrno;
×
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  }
94

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  SyncRequestVote* pRequestVote = pMsg->pCont;
2,244✔
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  pRequestVote->bytes = bytes;
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  pRequestVote->msgType = TDMT_SYNC_REQUEST_VOTE;
2,244✔
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  pRequestVote->vgId = vgId;
2,244✔
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  return 0;
2,244✔
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}
101

102
int32_t syncBuildRequestVoteReply(SRpcMsg* pMsg, int32_t vgId) {
3,222✔
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  int32_t bytes = sizeof(SyncRequestVoteReply);
3,222✔
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  pMsg->pCont = rpcMallocCont(bytes);
3,222✔
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  pMsg->msgType = TDMT_SYNC_REQUEST_VOTE_REPLY;
3,222✔
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  pMsg->contLen = bytes;
3,222✔
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  if (pMsg->pCont == NULL) {
3,222!
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    return terrno;
×
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  }
110

111
  SyncRequestVoteReply* pRequestVoteReply = pMsg->pCont;
3,222✔
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  pRequestVoteReply->bytes = bytes;
3,222✔
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  pRequestVoteReply->msgType = TDMT_SYNC_REQUEST_VOTE_REPLY;
3,222✔
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  pRequestVoteReply->vgId = vgId;
3,222✔
115
  return 0;
3,222✔
116
}
117

118
int32_t syncBuildAppendEntries(SRpcMsg* pMsg, int32_t dataLen, int32_t vgId) {
×
119
  int32_t bytes = sizeof(SyncAppendEntries) + dataLen;
×
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  pMsg->pCont = rpcMallocCont(bytes);
×
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  pMsg->msgType = TDMT_SYNC_APPEND_ENTRIES;
×
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  pMsg->contLen = bytes;
×
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  if (pMsg->pCont == NULL) {
×
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    return terrno;
×
125
  }
126

127
  SyncAppendEntries* pAppendEntries = pMsg->pCont;
×
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  pAppendEntries->bytes = bytes;
×
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  pAppendEntries->vgId = vgId;
×
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  pAppendEntries->msgType = TDMT_SYNC_APPEND_ENTRIES;
×
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  pAppendEntries->dataLen = dataLen;
×
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  return 0;
×
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}
134

135
int32_t syncBuildAppendEntriesReply(SRpcMsg* pMsg, int32_t vgId) {
2,842,066✔
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  int32_t bytes = sizeof(SyncAppendEntriesReply);
2,842,066✔
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  pMsg->pCont = rpcMallocCont(bytes);
2,842,066✔
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  pMsg->msgType = TDMT_SYNC_APPEND_ENTRIES_REPLY;
2,842,063✔
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  pMsg->contLen = bytes;
2,842,063✔
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  if (pMsg->pCont == NULL) {
2,842,063!
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    return terrno;
×
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  }
143

144
  SyncAppendEntriesReply* pAppendEntriesReply = pMsg->pCont;
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  pAppendEntriesReply->bytes = bytes;
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  pAppendEntriesReply->msgType = TDMT_SYNC_APPEND_ENTRIES_REPLY;
2,842,065✔
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  pAppendEntriesReply->vgId = vgId;
2,842,065✔
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  return 0;
2,842,065✔
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}
150

151
int32_t syncBuildAppendEntriesFromRaftEntry(SSyncNode* pNode, SSyncRaftEntry* pEntry, SyncTerm prevLogTerm,
2,864,562✔
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                                            SRpcMsg* pRpcMsg) {
153
  uint32_t dataLen = pEntry->bytes;
2,864,562✔
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  uint32_t bytes = sizeof(SyncAppendEntries) + dataLen;
2,864,562✔
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  pRpcMsg->contLen = bytes;
2,864,562✔
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  pRpcMsg->pCont = rpcMallocCont(pRpcMsg->contLen);
2,864,562✔
157
  if (pRpcMsg->pCont == NULL) {
2,864,566!
158
    return terrno;
×
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  }
160

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  SyncAppendEntries* pMsg = pRpcMsg->pCont;
2,864,566✔
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  pMsg->bytes = pRpcMsg->contLen;
2,864,566✔
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  pMsg->msgType = pRpcMsg->msgType = TDMT_SYNC_APPEND_ENTRIES;
2,864,566✔
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  pMsg->dataLen = dataLen;
2,864,566✔
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166
  (void)memcpy(pMsg->data, pEntry, dataLen);
2,864,566✔
167

168
  pMsg->prevLogIndex = pEntry->index - 1;
2,864,566✔
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  pMsg->prevLogTerm = prevLogTerm;
2,864,566✔
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  pMsg->vgId = pNode->vgId;
2,864,566✔
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  pMsg->srcId = pNode->myRaftId;
2,864,566✔
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  pMsg->term = raftStoreGetTerm(pNode);
2,864,566✔
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  pMsg->commitIndex = pNode->commitIndex;
2,864,565✔
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  pMsg->privateTerm = 0;
2,864,565✔
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  return 0;
2,864,565✔
176
}
177

178
int32_t syncBuildHeartbeat(SRpcMsg* pMsg, int32_t vgId) {
38,383✔
179
  int32_t bytes = sizeof(SyncHeartbeat);
38,383✔
180
  pMsg->pCont = rpcMallocCont(bytes);
38,383✔
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  pMsg->msgType = TDMT_SYNC_HEARTBEAT;
38,383✔
182
  pMsg->contLen = bytes;
38,383✔
183
  if (pMsg->pCont == NULL) {
38,383!
184
    return terrno;
×
185
  }
186

187
  SyncHeartbeat* pHeartbeat = pMsg->pCont;
38,383✔
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  pHeartbeat->bytes = bytes;
38,383✔
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  pHeartbeat->msgType = TDMT_SYNC_HEARTBEAT;
38,383✔
190
  pHeartbeat->vgId = vgId;
38,383✔
191
  return 0;
38,383✔
192
}
193

194
int32_t syncBuildHeartbeatReply(SRpcMsg* pMsg, int32_t vgId) {
34,670✔
195
  int32_t bytes = sizeof(SyncHeartbeatReply);
34,670✔
196
  pMsg->pCont = rpcMallocCont(bytes);
34,670✔
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  pMsg->msgType = TDMT_SYNC_HEARTBEAT_REPLY;
34,670✔
198
  pMsg->contLen = bytes;
34,670✔
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  if (pMsg->pCont == NULL) {
34,670!
200
    return terrno;
×
201
  }
202

203
  SyncHeartbeatReply* pHeartbeatReply = pMsg->pCont;
34,670✔
204
  pHeartbeatReply->bytes = bytes;
34,670✔
205
  pHeartbeatReply->msgType = TDMT_SYNC_HEARTBEAT_REPLY;
34,670✔
206
  pHeartbeatReply->vgId = vgId;
34,670✔
207
  return 0;
34,670✔
208
}
209

210
int32_t syncBuildSnapshotSend(SRpcMsg* pMsg, int32_t dataLen, int32_t vgId) {
81,290✔
211
  int32_t bytes = sizeof(SyncSnapshotSend) + dataLen;
81,290✔
212
  pMsg->pCont = rpcMallocCont(bytes);
81,290✔
213
  pMsg->msgType = TDMT_SYNC_SNAPSHOT_SEND;
81,290✔
214
  pMsg->contLen = bytes;
81,290✔
215
  if (pMsg->pCont == NULL) {
81,290!
216
    return terrno;
×
217
  }
218

219
  SyncSnapshotSend* pSnapshotSend = pMsg->pCont;
81,290✔
220
  pSnapshotSend->bytes = bytes;
81,290✔
221
  pSnapshotSend->vgId = vgId;
81,290✔
222
  pSnapshotSend->msgType = TDMT_SYNC_SNAPSHOT_SEND;
81,290✔
223
  pSnapshotSend->dataLen = dataLen;
81,290✔
224
  return 0;
81,290✔
225
}
226

227
int32_t syncBuildSnapshotSendRsp(SRpcMsg* pMsg, int32_t dataLen, int32_t vgId) {
81,226✔
228
  int32_t bytes = sizeof(SyncSnapshotRsp) + dataLen;
81,226✔
229
  pMsg->pCont = rpcMallocCont(bytes);
81,226✔
230
  pMsg->msgType = TDMT_SYNC_SNAPSHOT_RSP;
81,226✔
231
  pMsg->contLen = bytes;
81,226✔
232
  if (pMsg->pCont == NULL) {
81,226!
233
    return terrno;
×
234
  }
235

236
  SyncSnapshotRsp* pPreSnapshotRsp = pMsg->pCont;
81,226✔
237
  pPreSnapshotRsp->bytes = bytes;
81,226✔
238
  pPreSnapshotRsp->msgType = TDMT_SYNC_SNAPSHOT_RSP;
81,226✔
239
  pPreSnapshotRsp->vgId = vgId;
81,226✔
240
  return 0;
81,226✔
241
}
242

243
int32_t syncBuildLeaderTransfer(SRpcMsg* pMsg, int32_t vgId) {
993✔
244
  int32_t bytes = sizeof(SyncLeaderTransfer);
993✔
245
  pMsg->pCont = rpcMallocCont(bytes);
993✔
246
  pMsg->msgType = TDMT_SYNC_LEADER_TRANSFER;
993✔
247
  pMsg->contLen = bytes;
993✔
248
  if (pMsg->pCont == NULL) {
993!
249
    return terrno;
×
250
  }
251

252
  SyncLeaderTransfer* pLeaderTransfer = pMsg->pCont;
993✔
253
  pLeaderTransfer->bytes = bytes;
993✔
254
  pLeaderTransfer->msgType = TDMT_SYNC_LEADER_TRANSFER;
993✔
255
  pLeaderTransfer->vgId = vgId;
993✔
256
  return 0;
993✔
257
}
258

259
int32_t syncBuildLocalCmd(SRpcMsg* pMsg, int32_t vgId) {
34,541✔
260
  int32_t bytes = sizeof(SyncLocalCmd);
34,541✔
261
  pMsg->pCont = rpcMallocCont(bytes);
34,541✔
262
  pMsg->msgType = TDMT_SYNC_LOCAL_CMD;
34,541✔
263
  pMsg->contLen = bytes;
34,541✔
264
  if (pMsg->pCont == NULL) {
34,541!
265
    return terrno;
×
266
  }
267

268
  SyncLocalCmd* pLocalCmd = pMsg->pCont;
34,541✔
269
  pLocalCmd->bytes = bytes;
34,541✔
270
  pLocalCmd->msgType = TDMT_SYNC_LOCAL_CMD;
34,541✔
271
  pLocalCmd->vgId = vgId;
34,541✔
272
  return 0;
34,541✔
273
}
274

275
const char* syncTimerTypeStr(enum ESyncTimeoutType timerType) {
3,695✔
276
  switch (timerType) {
3,695!
277
    case SYNC_TIMEOUT_PING:
3,695✔
278
      return "ping";
3,695✔
279
    case SYNC_TIMEOUT_ELECTION:
×
280
      return "elect";
×
281
    case SYNC_TIMEOUT_HEARTBEAT:
×
282
      return "heartbeat";
×
283
    default:
×
284
      return "unknown";
×
285
  }
286
}
287

288
const char* syncLocalCmdGetStr(ESyncLocalCmd cmd) {
×
289
  switch (cmd) {
×
290
    case SYNC_LOCAL_CMD_STEP_DOWN:
×
291
      return "step-down";
×
292
    case SYNC_LOCAL_CMD_FOLLOWER_CMT:
×
293
      return "follower-commit";
×
294
    default:
×
295
      return "unknown-local-cmd";
×
296
  }
297
}
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