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refactor(sync): update replica index in snapshot sender

This commit is contained in:
Minghao Li 2022-06-14 14:40:06 +08:00
parent 9cd54c5cc9
commit 5268b5233a
2 changed files with 37 additions and 21 deletions
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50
source/libs/sync/src/syncMain.c
View File

@ -561,7 +561,7 @@ int32_t syncNodePropose(SSyncNode* pSyncNode, const SRpcMsg* pMsg, bool isWeak)
stub.createTime = taosGetTimestampMs();
stub.rpcMsg = *pMsg;
uint64_t seqNum = syncRespMgrAdd(pSyncNode->pSyncRespMgr, &stub);
sDebug("vgId:%d, sync event propose, type:%s seq:%" PRIu64 " handle:%p", pSyncNode->vgId, TMSG_INFO(pMsg->msgType),
sDebug("vgId:%d sync event propose, type:%s seq:%" PRIu64 " handle:%p", pSyncNode->vgId, TMSG_INFO(pMsg->msgType),
seqNum, pMsg->info.handle);
SyncClientRequest* pSyncMsg = syncClientRequestBuild2(pMsg, seqNum, isWeak, pSyncNode->vgId);
@ -1244,7 +1244,13 @@ void syncNodeUpdateConfig(SSyncNode* pSyncNode, SSyncCfg* newConfig, SyncIndex l
SRaftId oldReplicasId[TSDB_MAX_REPLICA];
memcpy(oldReplicasId, pSyncNode->replicasId, sizeof(oldReplicasId));
SSyncSnapshotSender* oldSenders[TSDB_MAX_REPLICA];
memcpy(oldSenders, pSyncNode->senders, sizeof(oldSenders));
for (int i = 0; i < TSDB_MAX_REPLICA; ++i) {
oldSenders[i] = (pSyncNode->senders)[i];
sDebug("vgId:%d sync event save senders %d, %p", pSyncNode->vgId, i, oldSenders[i]);
if (gRaftDetailLog) {
;
}
}
// init internal
pSyncNode->myNodeInfo = pSyncNode->pRaftCfg->cfg.nodeInfo[pSyncNode->pRaftCfg->cfg.myIndex];
@ -1286,22 +1292,24 @@ void syncNodeUpdateConfig(SSyncNode* pSyncNode, SSyncCfg* newConfig, SyncIndex l
// reset new
for (int i = 0; i < pSyncNode->replicaNum; ++i) {
// reset sender
bool reset = false;
for (int j = 0; j < TSDB_MAX_REPLICA; ++j) {
if (syncUtilSameId(&(pSyncNode->replicasId)[i], &oldReplicasId[j])) {
char host[128];
uint16_t port;
syncUtilU642Addr((pSyncNode->replicasId)[i].addr, host, sizeof(host), &port);
sDebug("vgId:%d sync event reset sender for %lu, %s:%d", pSyncNode->vgId, (pSyncNode->replicasId)[i].addr, host,
port);
sDebug("vgId:%d sync event reset sender for %lu, newIndex:%d, %s:%d, %p", pSyncNode->vgId,
(pSyncNode->replicasId)[i].addr, i, host, port, oldSenders[j]);
(pSyncNode->senders)[i] = oldSenders[j];
oldSenders[j] = NULL;
reset = true;
// reset replicaIndex
int32_t oldreplicaIndex = (pSyncNode->senders)[i]->replicaIndex;
(pSyncNode->senders)[i]->replicaIndex = i;
sDebug("vgId:%d sync event udpate replicaIndex from %d to %d, %s:%d, %p, reset:%d", pSyncNode->vgId,
oldreplicaIndex, i, host, port, (pSyncNode->senders)[i], reset);
}
// reset replicaIndex
int32_t oldreplicaIndex = (pSyncNode->senders)[i]->replicaIndex;
(pSyncNode->senders)[i]->replicaIndex = i;
sDebug("vgId:%d sync event udpate replicaIndex from %d to %d", pSyncNode->vgId, oldreplicaIndex, i);
}
}
@ -1309,7 +1317,7 @@ void syncNodeUpdateConfig(SSyncNode* pSyncNode, SSyncCfg* newConfig, SyncIndex l
for (int i = 0; i < TSDB_MAX_REPLICA; ++i) {
if ((pSyncNode->senders)[i] == NULL) {
(pSyncNode->senders)[i] = snapshotSenderCreate(pSyncNode, i);
sDebug("vgId:%d sync event create new sender replicaIndex:%d", pSyncNode->vgId, i);
sDebug("vgId:%d sync event create new sender %p replicaIndex:%d", pSyncNode->vgId, (pSyncNode->senders)[i], i);
}
}
@ -1317,8 +1325,8 @@ void syncNodeUpdateConfig(SSyncNode* pSyncNode, SSyncCfg* newConfig, SyncIndex l
for (int i = 0; i < TSDB_MAX_REPLICA; ++i) {
if (oldSenders[i] != NULL) {
snapshotSenderDestroy(oldSenders[i]);
sDebug("vgId:%d sync event delete old sender %p replicaIndex:%d", pSyncNode->vgId, oldSenders[i], i);
oldSenders[i] = NULL;
sDebug("vgId:%d sync event delete old sender replicaIndex:%d", pSyncNode->vgId, i);
}
}
@ -1378,8 +1386,8 @@ void syncNodeUpdateTerm(SSyncNode* pSyncNode, SyncTerm term) {
}
void syncNodeBecomeFollower(SSyncNode* pSyncNode, const char* debugStr) {
sDebug("vgId:%d sync event become follower, isStandBy:%d, %s", pSyncNode->vgId, pSyncNode->pRaftCfg->isStandBy,
debugStr);
sDebug("vgId:%d sync event become follower, isStandBy:%d, replicaNum:%d, %s", pSyncNode->vgId,
pSyncNode->pRaftCfg->isStandBy, pSyncNode->replicaNum, debugStr);
// maybe clear leader cache
if (pSyncNode->state == TAOS_SYNC_STATE_LEADER) {
@ -1413,8 +1421,8 @@ void syncNodeBecomeFollower(SSyncNode* pSyncNode, const char* debugStr) {
// /\ UNCHANGED <<messages, currentTerm, votedFor, candidateVars, logVars>>
//
void syncNodeBecomeLeader(SSyncNode* pSyncNode, const char* debugStr) {
sDebug("vgId:%d sync event become leader, isStandBy:%d, %s", pSyncNode->vgId, pSyncNode->pRaftCfg->isStandBy,
debugStr);
sDebug("vgId:%d sync event become leader, isStandBy:%d, replicaNum:%d %s", pSyncNode->vgId,
pSyncNode->pRaftCfg->isStandBy, pSyncNode->replicaNum, debugStr);
// state change
pSyncNode->state = TAOS_SYNC_STATE_LEADER;
@ -2028,14 +2036,18 @@ static int32_t syncNodeConfigChange(SSyncNode* ths, SRpcMsg* pRpcMsg, SSyncRaftE
// change isStandBy to normal
if (!isDrop) {
char tmpbuf[128];
snprintf(tmpbuf, sizeof(tmpbuf), "config change from %d to %d", oldSyncCfg.replicaNum, newSyncCfg.replicaNum);
if (ths->state == TAOS_SYNC_STATE_LEADER) {
syncNodeBecomeLeader(ths, "config change");
syncNodeBecomeLeader(ths, tmpbuf);
} else {
syncNodeBecomeFollower(ths, "config change");
syncNodeBecomeFollower(ths, tmpbuf);
}
}
} else {
syncNodeBecomeFollower(ths, "config change2");
char tmpbuf[128];
snprintf(tmpbuf, sizeof(tmpbuf), "config change2 from %d to %d", oldSyncCfg.replicaNum, newSyncCfg.replicaNum);
syncNodeBecomeFollower(ths, tmpbuf);
}
if (gRaftDetailLog) {

8
source/libs/sync/src/syncSnapshot.c
View File

@ -588,6 +588,8 @@ int32_t syncNodeOnSnapshotSendCb(SSyncNode *pSyncNode, SyncSnapshotSend *pMsg) {
// maybe update lastconfig
if (pMsg->lastConfigIndex >= SYNC_INDEX_BEGIN) {
int32_t oldReplicaNum = pSyncNode->replicaNum;
// update new config myIndex
bool IamInNew = false;
SSyncCfg newSyncCfg = pMsg->lastConfig;
@ -614,10 +616,12 @@ int32_t syncNodeOnSnapshotSendCb(SSyncNode *pSyncNode, SyncSnapshotSend *pMsg) {
// change isStandBy to normal
if (!isDrop) {
char tmpbuf[128];
snprintf(tmpbuf, sizeof(tmpbuf), "config change3 from %d to %d", oldReplicaNum, newSyncCfg.replicaNum);
if (pSyncNode->state == TAOS_SYNC_STATE_LEADER) {
syncNodeBecomeLeader(pSyncNode, "config change3");
syncNodeBecomeLeader(pSyncNode, tmpbuf);
} else {
syncNodeBecomeFollower(pSyncNode, "config change3");
syncNodeBecomeFollower(pSyncNode, tmpbuf);
}
}
}