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refactor(sync): delete fake match branch

This commit is contained in:
Minghao Li 2022-06-23 16:32:06 +08:00
parent 983bf5b865
commit 4fdc62a27f
2 changed files with 28 additions and 4 deletions
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23
source/libs/sync/src/syncAppendEntries.c
View File

@ -502,6 +502,7 @@ int32_t syncNodeOnAppendEntriesSnapshotCb(SSyncNode* ths, SyncAppendEntries* pMs
}
} while (0);
#if 0
// fake match
//
// condition1:
@ -535,7 +536,10 @@ int32_t syncNodeOnAppendEntriesSnapshotCb(SSyncNode* ths, SyncAppendEntries* pMs
bool condition = condition1 || condition2 || condition3 || condition4;
if (condition) {
syncNodeEventLog(ths, "recv sync-append-entries, fake match");
char logBuf[128];
snprintf(logBuf, sizeof(logBuf), "recv sync-append-entries, fake match, pre-index:%ld, pre-term:%lu",
pMsg->prevLogIndex, pMsg->prevLogTerm);
syncNodeEventLog(ths, logBuf);
// prepare response msg
SyncAppendEntriesReply* pReply = syncAppendEntriesReplyBuild(ths->vgId);
@ -555,6 +559,7 @@ int32_t syncNodeOnAppendEntriesSnapshotCb(SSyncNode* ths, SyncAppendEntries* pMs
return ret;
}
} while (0);
#endif
// fake match2
//
@ -569,7 +574,10 @@ int32_t syncNodeOnAppendEntriesSnapshotCb(SSyncNode* ths, SyncAppendEntries* pMs
bool condition = (pMsg->term == ths->pRaftStore->currentTerm) && (ths->state == TAOS_SYNC_STATE_FOLLOWER) &&
(pMsg->prevLogIndex <= ths->commitIndex);
if (condition) {
syncNodeEventLog(ths, "recv sync-append-entries, fake match2");
char logBuf[128];
snprintf(logBuf, sizeof(logBuf), "recv sync-append-entries, fake match2, pre-index:%ld, pre-term:%lu",
pMsg->prevLogIndex, pMsg->prevLogTerm);
syncNodeEventLog(ths, logBuf);
SyncIndex matchIndex = ths->commitIndex;
bool hasAppendEntries = pMsg->dataLen > 0;
@ -597,6 +605,7 @@ int32_t syncNodeOnAppendEntriesSnapshotCb(SSyncNode* ths, SyncAppendEntries* pMs
code = syncNodePreCommit(ths, pAppendEntry);
ASSERT(code == 0);
// update match index
matchIndex = pMsg->prevLogIndex + 1;
syncEntryDestory(pAppendEntry);
@ -642,7 +651,10 @@ int32_t syncNodeOnAppendEntriesSnapshotCb(SSyncNode* ths, SyncAppendEntries* pMs
bool condition = condition1 || condition2;
if (condition) {
syncNodeEventLog(ths, "recv sync-append-entries, not match");
char logBuf[128];
snprintf(logBuf, sizeof(logBuf), "recv sync-append-entries, not match, pre-index:%ld, pre-term:%lu",
pMsg->prevLogIndex, pMsg->prevLogTerm);
syncNodeEventLog(ths, logBuf);
// prepare response msg
SyncAppendEntriesReply* pReply = syncAppendEntriesReplyBuild(ths->vgId);
@ -681,7 +693,10 @@ int32_t syncNodeOnAppendEntriesSnapshotCb(SSyncNode* ths, SyncAppendEntries* pMs
// has entries in SyncAppendEntries msg
bool hasAppendEntries = pMsg->dataLen > 0;
syncNodeEventLog(ths, "recv sync-append-entries, match");
char logBuf[128];
snprintf(logBuf, sizeof(logBuf), "recv sync-append-entries, match, pre-index:%ld, pre-term:%lu",
pMsg->prevLogIndex, pMsg->prevLogTerm);
syncNodeEventLog(ths, logBuf);
if (hasExtraEntries) {
// make log same, rollback deleted entries

9
source/libs/sync/src/syncReplication.c
View File

@ -219,6 +219,15 @@ int32_t syncNodeReplicate(SSyncNode* pSyncNode) {
int32_t syncNodeAppendEntries(SSyncNode* pSyncNode, const SRaftId* destRaftId, const SyncAppendEntries* pMsg) {
int32_t ret = 0;
do {
char host[128];
uint16_t port;
syncUtilU642Addr(destRaftId->addr, host, sizeof(host), &port);
sDebug("vgId:%d, send append-entries to %s:%d, term:%lu, pre-index:%ld, pre-term:%lu, pterm:%lu, commit:%ld",
pSyncNode->vgId, host, port, pMsg->term, pMsg->prevLogIndex, pMsg->prevLogTerm, pMsg->privateTerm,
pMsg->commitIndex);
} while (0);
SRpcMsg rpcMsg;
syncAppendEntries2RpcMsg(pMsg, &rpcMsg);
syncNodeSendMsgById(destRaftId, pSyncNode, &rpcMsg);