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feat: redistribute vgroup

This commit is contained in:
Shengliang Guan 2022-06-13 10:49:56 +08:00
parent e93486757b
commit 95e4b79091
5 changed files with 342 additions and 38 deletions
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12
source/dnode/mnode/impl/src/mndVgroup.c
View File

@ -1193,37 +1193,37 @@ static int32_t mndProcessRedistributeVgroupMsg(SRpcMsg *pReq) {
if (req.dnodeId1 != pVgroup->vnodeGid[0].dnodeId && req.dnodeId1 != pVgroup->vnodeGid[1].dnodeId &&
req.dnodeId1 != pVgroup->vnodeGid[2].dnodeId) {
newDnodeId[++newIndex] = req.dnodeId1;
mInfo("vgId:2, dnode:%d will be added", newDnodeId[newIndex]);
mInfo("vgId:%d, dnode:%d will be added, index:%d", pVgroup->vgId, newDnodeId[newIndex], newIndex);
}
if (req.dnodeId2 != pVgroup->vnodeGid[0].dnodeId && req.dnodeId2 != pVgroup->vnodeGid[1].dnodeId &&
req.dnodeId2 != pVgroup->vnodeGid[2].dnodeId) {
newDnodeId[++newIndex] = req.dnodeId2;
mInfo("vgId:2, dnode:%d will be added", newDnodeId[newIndex]);
mInfo("vgId:%d, dnode:%d will be added, index:%d", pVgroup->vgId, newDnodeId[newIndex], newIndex);
}
if (req.dnodeId3 != pVgroup->vnodeGid[0].dnodeId && req.dnodeId3 != pVgroup->vnodeGid[1].dnodeId &&
req.dnodeId3 != pVgroup->vnodeGid[2].dnodeId) {
newDnodeId[++newIndex] = req.dnodeId3;
mInfo("vgId:2, dnode:%d will be added", newDnodeId[newIndex]);
mInfo("vgId:%d, dnode:%d will be added, index:%d", pVgroup->vgId, newDnodeId[newIndex], newIndex);
}
if (req.dnodeId1 != pVgroup->vnodeGid[0].dnodeId && req.dnodeId2 != pVgroup->vnodeGid[0].dnodeId &&
req.dnodeId3 != pVgroup->vnodeGid[0].dnodeId) {
oldDnodeId[++oldIndex] = pVgroup->vnodeGid[0].dnodeId;
mInfo("vgId:2, dnode:%d will be removed", oldDnodeId[oldIndex]);
mInfo("vgId:%d, dnode:%d will be removed, index:%d", pVgroup->vgId, oldDnodeId[oldIndex], oldIndex);
}
if (req.dnodeId1 != pVgroup->vnodeGid[1].dnodeId && req.dnodeId2 != pVgroup->vnodeGid[1].dnodeId &&
req.dnodeId3 != pVgroup->vnodeGid[1].dnodeId) {
oldDnodeId[++oldIndex] = pVgroup->vnodeGid[1].dnodeId;
mInfo("vgId:2, dnode:%d will be removed", oldDnodeId[oldIndex]);
mInfo("vgId:%d, dnode:%d will be removed, index:%d", pVgroup->vgId, oldDnodeId[oldIndex], oldIndex);
}
if (req.dnodeId1 != pVgroup->vnodeGid[2].dnodeId && req.dnodeId2 != pVgroup->vnodeGid[2].dnodeId &&
req.dnodeId3 != pVgroup->vnodeGid[2].dnodeId) {
oldDnodeId[++oldIndex] = pVgroup->vnodeGid[2].dnodeId;
mInfo("vgId:2, dnode:%d will be removed", oldDnodeId[oldIndex]);
mInfo("vgId:%d, dnode:%d will be removed, index:%d", pVgroup->vgId, oldDnodeId[oldIndex], oldIndex);
}
if (newDnodeId[0] != 0) {

29
source/dnode/vnode/src/vnd/vnodeSync.c
View File

@ -50,14 +50,14 @@ static inline void vnodePostBlockMsg(SVnode *pVnode, tmsg_t type) {
}
}
static int32_t vnodeProcessSyncReconfigReq(SVnode *pVnode, SRpcMsg *pMsg) {
static int32_t vnodeProcessAlterReplicaReq(SVnode *pVnode, SRpcMsg *pMsg) {
SAlterVnodeReq req = {0};
if (tDeserializeSAlterVnodeReq((char *)pMsg->pCont + sizeof(SMsgHead), pMsg->contLen - sizeof(SMsgHead), &req) != 0) {
terrno = TSDB_CODE_INVALID_MSG;
return TSDB_CODE_INVALID_MSG;
}
vInfo("vgId:%d, start to alter vnode replica to %d", TD_VID(pVnode), req.replica);
vInfo("vgId:%d, start to alter vnode replica to %d, handle:%p", TD_VID(pVnode), req.replica, pMsg->info.handle);
SSyncCfg cfg = {.replicaNum = req.replica, .myIndex = req.selfIndex};
for (int32_t r = 0; r < req.replica; ++r) {
SNodeInfo *pNode = &cfg.nodeInfo[r];
@ -80,7 +80,7 @@ void vnodeProposeMsg(SQueueInfo *pInfo, STaosQall *qall, int32_t numOfMsgs) {
vTrace("vgId:%d, msg:%p get from vnode-write queue handle:%p", vgId, pMsg, pMsg->info.handle);
if (pMsg->msgType == TDMT_VND_ALTER_REPLICA) {
code = vnodeProcessSyncReconfigReq(pVnode, pMsg);
code = vnodeProcessAlterReplicaReq(pVnode, pMsg);
} else {
code = vnodePreprocessReq(pVnode, pMsg);
if (code != 0) {
@ -92,11 +92,6 @@ void vnodeProposeMsg(SQueueInfo *pInfo, STaosQall *qall, int32_t numOfMsgs) {
if (code == 0) {
vnodeAccumBlockMsg(pVnode, pMsg->msgType);
if (pMsg->msgType == TDMT_VND_ALTER_REPLICA) {
// todo refactor
SRpcMsg rsp = {.code = code, .info = pMsg->info};
tmsgSendRsp(&rsp);
}
} else if (code == TAOS_SYNC_PROPOSE_NOT_LEADER) {
SEpSet newEpSet = {0};
syncGetEpSet(pVnode->sync, &newEpSet);
@ -136,7 +131,8 @@ void vnodeApplyMsg(SQueueInfo *pInfo, STaosQall *qall, int32_t numOfMsgs) {
for (int32_t i = 0; i < numOfMsgs; ++i) {
if (taosGetQitem(qall, (void **)&pMsg) == 0) continue;
vTrace("vgId:%d, msg:%p get from vnode-apply queue, handle:%p", vgId, pMsg, pMsg->info.handle);
vTrace("vgId:%d, msg:%p get from vnode-apply queue, type:%s handle:%p", vgId, pMsg, TMSG_INFO(pMsg->msgType),
pMsg->info.handle);
SRpcMsg rsp = {.code = pMsg->code, .info = pMsg->info};
if (rsp.code == 0) {
@ -182,19 +178,16 @@ static int32_t vnodeSyncGetSnapshot(SSyncFSM *pFsm, SSnapshot *pSnapshot) {
static void vnodeSyncReconfig(struct SSyncFSM *pFsm, const SRpcMsg *pMsg, SReConfigCbMeta cbMeta) {
SVnode *pVnode = pFsm->data;
vInfo("vgId:%d, sync reconfig is confirmed", TD_VID(pVnode));
#if 0
// send response
SRpcMsg rpcMsg = {.msgType = pMsg->msgType, .contLen = pMsg->contLen, .conn.applyIndex = cbMeta.index};
rpcMsg.pCont = rpcMallocCont(rpcMsg.contLen);
memcpy(rpcMsg.pCont, pMsg->pCont, pMsg->contLen);
syncGetAndDelRespRpc(pVnode->sync, cbMeta.seqNum, &rpcMsg.info);
#endif
// todo rpc response here
// build rpc msg
// put into apply queue
vInfo("vgId:%d, alter vnode replica is confirmed, type:%s contLen:%d seq:%" PRIu64 " handle:%p", TD_VID(pVnode),
TMSG_INFO(pMsg->msgType), pMsg->contLen, cbMeta.seqNum, rpcMsg.info.handle);
if (rpcMsg.info.handle != NULL) {
tmsgSendRsp(&rpcMsg);
}
vnodePostBlockMsg(pVnode, TDMT_VND_ALTER_REPLICA);
}

7
source/libs/sync/src/syncMain.c
View File

@ -398,6 +398,7 @@ int32_t syncGetAndDelRespRpc(int64_t rid, uint64_t index, SRpcHandleInfo* pInfo)
*pInfo = stub.rpcMsg.info;
}
sTrace("vgId:%d, get seq:%" PRIu64 " rpc handle:%p", pSyncNode->vgId, index, pInfo->handle);
taosReleaseRef(tsNodeRefId, pSyncNode->rid);
return ret;
}
@ -470,13 +471,14 @@ int32_t syncPropose(int64_t rid, const SRpcMsg* pMsg, bool isWeak) {
return TAOS_SYNC_PROPOSE_OTHER_ERROR;
}
assert(rid == pSyncNode->rid);
sDebug("vgId:%d sync event propose msgType:%s", pSyncNode->vgId, TMSG_INFO(pMsg->msgType));
if (pSyncNode->state == TAOS_SYNC_STATE_LEADER) {
SRespStub stub;
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),
seqNum, pMsg->info.handle);
SyncClientRequest* pSyncMsg = syncClientRequestBuild2(pMsg, seqNum, isWeak, pSyncNode->vgId);
SRpcMsg rpcMsg;
@ -489,7 +491,8 @@ int32_t syncPropose(int64_t rid, const SRpcMsg* pMsg, bool isWeak) {
}
syncClientRequestDestroy(pSyncMsg);
} else {
sTrace("syncPropose not leader, %s", syncUtilState2String(pSyncNode->state));
sDebug("vgId:%d, failed to propose since not leader, type:%s handle:%p %s", pSyncNode->vgId,
TMSG_INFO(pMsg->msgType), pMsg->info.handle, syncUtilState2String(pSyncNode->state));
ret = TAOS_SYNC_PROPOSE_NOT_LEADER;
}

255
tests/script/tsim/dnode/redistribute_vgroup_replica3_v1_follower.sim Normal file
View File

@ -0,0 +1,255 @@
system sh/stop_dnodes.sh
system sh/deploy.sh -n dnode1 -i 1
system sh/deploy.sh -n dnode2 -i 2
system sh/deploy.sh -n dnode3 -i 3
system sh/deploy.sh -n dnode4 -i 4
system sh/deploy.sh -n dnode5 -i 5
system sh/cfg.sh -n dnode1 -c supportVnodes -v 0
system sh/exec.sh -n dnode1 -s start
system sh/exec.sh -n dnode2 -s start
system sh/exec.sh -n dnode3 -s start
system sh/exec.sh -n dnode4 -s start
#system sh/exec.sh -n dnode5 -s start
sql connect
sql create user u1 pass 'taosdata'
print =============== step1 create dnode2
sql create dnode $hostname port 7200
sql create dnode $hostname port 7300
sql create dnode $hostname port 7400
sql create dnode $hostname port 7500
$x = 0
step1:
$x = $x + 1
sleep 1000
if $x == 10 then
print ====> dnode not ready!
return -1
endi
sql show dnodes
print ===> $data00 $data01 $data02 $data03 $data04 $data05
print ===> $data10 $data11 $data12 $data13 $data14 $data15
print ===> $data20 $data21 $data22 $data23 $data24 $data25
print ===> $data30 $data31 $data32 $data33 $data34 $data35
print ===> $data40 $data41 $data42 $data43 $data44 $data45
if $rows != 5 then
return -1
endi
if $data(1)[4] != ready then
goto step1
endi
if $data(2)[4] != ready then
goto step1
endi
if $data(3)[4] != ready then
goto step1
endi
if $data(4)[4] != ready then
goto step1
endi
#if $data(5)[4] != ready then
# goto step1
#endi
print =============== step2: create db
sql create database d1 vgroups 1 replica 3
# dnode not exist
sql_error redistribute vgroup 3 dnode 6 dnode 3 dnode 4
# vgroup not exist
sql_error redistribute vgroup 3 dnode 5 dnode 3 dnode 4
# un changed
sql_error redistribute vgroup 2 dnode 2 dnode 3 dnode 4
# no enought vnodes
sql_error redistribute vgroup 2 dnode 1 dnode 3 dnode 4
# offline vnodes
sql_error redistribute vgroup 2 dnode 5 dnode 3 dnode 4
# Invalid replica
sql_error redistribute vgroup 2 dnode 5
sql_error redistribute vgroup 2 dnode 5 dnode 3
sql_error redistribute vgroup 2 dnode 2 dnode 3
sql_error redistribute vgroup 2 dnode 2 dnode 2
sql_error redistribute vgroup 3 dnode 2 dnode 2
sql_error redistribute vgroup 2 dnode 2 dnode 2 dnode 3
system sh/exec.sh -n dnode5 -s start
$x = 0
step2:
$x = $x + 1
sleep 1000
if $x == 10 then
print ====> dnode not ready!
return -1
endi
sql show dnodes
print ===> $data00 $data01 $data02 $data03 $data04 $data05
print ===> $data10 $data11 $data12 $data13 $data14 $data15
print ===> $data20 $data21 $data22 $data23 $data24 $data25
print ===> $data30 $data31 $data32 $data33 $data34 $data35
print ===> $data40 $data41 $data42 $data43 $data44 $data45
if $rows != 5 then
return -1
endi
if $data(1)[4] != ready then
goto step2
endi
if $data(2)[4] != ready then
goto step2
endi
if $data(3)[4] != ready then
goto step2
endi
if $data(4)[4] != ready then
goto step2
endi
if $data(5)[4] != ready then
goto step2
endi
print =============== step31: move follower
$leaderExist = 0
$leaderVnode = 0
$follower1 = 0
$follower2 = 0
$x = 0
step3:
$x = $x + 1
sleep 1000
if $x == 60 then
print ====> db not ready!
return -1
endi
sql show d1.vgroups
print ===> $data00 $data01 $data02 $data03 $data04 $data05 $data06 $data07 $data08 $data09
if $rows != 1 then
return -1
endi
if $data(2)[4] == leader then
$leaderExist = 1
$leaderVnode = 4
$follower1 = 2
$follower2 = 3
endi
if $data(2)[6] == leader then
$leaderExist = 1
$leaderVnode = 3
$follower1 = 2
$follower2 = 4
endi
if $data(2)[8] == leader then
$leaderExist = 1
$leaderVnode = 2
$follower1 = 3
$follower2 = 4
endi
if $leaderExist != 1 then
goto step3
endi
print leader $leaderVnode
print follower1 $follower1
print follower2 $follower2
sql use d1
sql create table d1.st (ts timestamp, i int) tags (j int)
sql create table d1.c1 using st tags(1)
sql show d1.tables
if $rows != 1 then
return -1
endi
print =============== step32: move follower2
print redistribute vgroup 2 dnode $leaderVnode dnode $follower2 dnode 5
sql redistribute vgroup 2 dnode $leaderVnode dnode $follower2 dnode 5
sql show d1.vgroups
print ===> $data00 $data01 $data02 $data03 $data04 $data05 $data06 $data07 $data08 $data09
sql show d1.tables
if $rows != 1 then
return -1
endi
print =============== step33: move follower1
print redistribute vgroup 2 dnode $leaderVnode dnode $follower1 dnode 5
sql redistribute vgroup 2 dnode $leaderVnode dnode $follower1 dnode 5
sql show d1.vgroups
print ===> $data00 $data01 $data02 $data03 $data04 $data05 $data06 $data07 $data08 $data09
sql show d1.tables
if $rows != 1 then
return -1
endi
print =============== step34: move follower2
print redistribute vgroup 2 dnode $leaderVnode dnode 5 dnode $follower2
sql redistribute vgroup 2 dnode $leaderVnode dnode 5 dnode $follower2
sql show d1.vgroups
print ===> $data00 $data01 $data02 $data03 $data04 $data05 $data06 $data07 $data08 $data09
sql show d1.tables
if $rows != 1 then
return -1
endi
print =============== step35: move follower1
print redistribute vgroup 2 dnode $leaderVnode dnode 5 dnode $follower1
sql redistribute vgroup 2 dnode $leaderVnode dnode 5 dnode $follower1
sql show d1.vgroups
print ===> $data00 $data01 $data02 $data03 $data04 $data05 $data06 $data07 $data08 $data09
sql show d1.tables
if $rows != 1 then
return -1
endi
print =============== step36: move follower2
print redistribute vgroup 2 dnode $leaderVnode dnode $follower2 dnode 5
sql redistribute vgroup 2 dnode $leaderVnode dnode $follower2 dnode 5
sql show d1.vgroups
print ===> $data00 $data01 $data02 $data03 $data04 $data05 $data06 $data07 $data08 $data09
sql show d1.tables
if $rows != 1 then
return -1
endi
print =============== step37: move follower1
print redistribute vgroup 2 dnode $leaderVnode dnode $follower1 dnode 5
sql redistribute vgroup 2 dnode $leaderVnode dnode $follower1 dnode 5
sql show d1.vgroups
print ===> $data00 $data01 $data02 $data03 $data04 $data05 $data06 $data07 $data08 $data09
sql show d1.tables
if $rows != 1 then
return -1
endi
print =============== step38: move follower2
print redistribute vgroup 2 dnode $leaderVnode dnode 5 dnode $follower2
sql redistribute vgroup 2 dnode $leaderVnode dnode 5 dnode $follower2
sql show d1.vgroups
print ===> $data00 $data01 $data02 $data03 $data04 $data05 $data06 $data07 $data08 $data09
sql show d1.tables
if $rows != 1 then
return -1
endi
print =============== step39: move follower1
print redistribute vgroup 2 dnode $leaderVnode dnode 5 dnode $follower1
sql redistribute vgroup 2 dnode $leaderVnode dnode 5 dnode $follower1
sql show d1.vgroups
print ===> $data00 $data01 $data02 $data03 $data04 $data05 $data06 $data07 $data08 $data09
sql show d1.tables
if $rows != 1 then
return -1
endi
system sh/exec.sh -n dnode1 -s stop -x SIGINT
system sh/exec.sh -n dnode2 -s stop -x SIGINT
system sh/exec.sh -n dnode3 -s stop -x SIGINT
system sh/exec.sh -n dnode4 -s stop -x SIGINT
system sh/exec.sh -n dnode5 -s stop -x SIGINT

77
tests/script/tsim/dnode/redistribute_vgroup_replica3_v1_leader.sim
View File

@ -55,7 +55,9 @@ endi
print =============== step2: create db
sql create database d1 vgroups 1 replica 3
# Invalid vgroup
# dnode not exist
sql_error redistribute vgroup 3 dnode 6 dnode 3 dnode 4
# vgroup not exist
sql_error redistribute vgroup 3 dnode 5 dnode 3 dnode 4
# un changed
sql_error redistribute vgroup 2 dnode 2 dnode 3 dnode 4
@ -158,42 +160,93 @@ if $rows != 1 then
return -1
endi
print =============== step32: move follower2
print redistribute vgroup 2 dnode $leaderVnode dnode $follower2 dnode 5
sql redistribute vgroup 2 dnode $leaderVnode dnode $follower2 dnode 5
print =============== step32: move leader
print redistribute vgroup 2 dnode $follower1 dnode $follower2 dnode 5
sql redistribute vgroup 2 dnode $follower1 dnode $follower2 dnode 5
sql show d1.vgroups
print ===> $data00 $data01 $data02 $data03 $data04 $data05 $data06 $data07 $data08 $data09
sql show d1.tables
if $rows != 1 then
return -1
endi
print =============== step33: move follower1
print =============== step33: move follower2
print redistribute vgroup 2 dnode $leaderVnode dnode $follower1 dnode 5
sql redistribute vgroup 2 dnode $leaderVnode dnode $follower1 dnode 5
sql show d1.vgroups
print ===> $data00 $data01 $data02 $data03 $data04 $data05 $data06 $data07 $data08 $data09
sql show d1.tables
if $rows != 1 then
return -1
endi
print =============== step34: move follower2
print redistribute vgroup 2 dnode $leaderVnode dnode 5 dnode $follower2
sql redistribute vgroup 2 dnode $leaderVnode dnode 5 dnode $follower2
print =============== step34: move follower1
print redistribute vgroup 2 dnode $follower2 dnode 5 dnode $leaderVnode
sql redistribute vgroup 2 dnode $follower2 dnode 5 dnode $leaderVnode
sql show d1.vgroups
print ===> $data00 $data01 $data02 $data03 $data04 $data05 $data06 $data07 $data08 $data09
sql show d1.tables
if $rows != 1 then
return -1
endi
print =============== step35: move follower1
print redistribute vgroup 2 dnode $leaderVnode dnode 5 dnode $follower1
sql redistribute vgroup 2 dnode $leaderVnode dnode 5 dnode $follower1
print =============== step35: move 5
print redistribute vgroup 2 dnode $leaderVnode dnode $follower1 dnode $follower2
sql redistribute vgroup 2 dnode $leaderVnode dnode $follower1 dnode $follower2
sql show d1.vgroups
print ===> $data00 $data01 $data02 $data03 $data04 $data05 $data06 $data07 $data08 $data09
sql show d1.tables
if $rows != 1 then
return -1
endi
print =============== step4: move leader
print =============== step36: move follower1
print redistribute vgroup 2 dnode $follower1 dnode $follower2 dnode 5
sql redistribute vgroup 2 dnode $follower1 dnode $follower2 dnode 5
sql show d1.vgroups
print ===> $data00 $data01 $data02 $data03 $data04 $data05 $data06 $data07 $data08 $data09
sql show d1.tables
if $rows != 1 then
return -1
endi
print =============== step37: move follower2
print redistribute vgroup 2 dnode $leaderVnode dnode $follower1 dnode 5
sql redistribute vgroup 2 dnode $leaderVnode dnode $follower1 dnode 5
sql show d1.vgroups
print ===> $data00 $data01 $data02 $data03 $data04 $data05 $data06 $data07 $data08 $data09
sql show d1.tables
if $rows != 1 then
return -1
endi
print =============== step38: move leader
print redistribute vgroup 2 dnode $follower1 dnode 5 dnode $follower2
sql redistribute vgroup 2 dnode $follower1 dnode 5 dnode $follower2
sql show d1.vgroups
print ===> $data00 $data01 $data02 $data03 $data04 $data05 $data06 $data07 $data08 $data09
sql show d1.tables
if $rows != 1 then
return -1
endi
print =============== step39: move 5
print redistribute vgroup 2 dnode $leaderVnode dnode $follower2 dnode $follower1
sql redistribute vgroup 2 dnode $leaderVnode dnode $follower2 dnode $follower1
sql show d1.vgroups
print ===> $data00 $data01 $data02 $data03 $data04 $data05 $data06 $data07 $data08 $data09
sql show d1.tables
if $rows != 1 then
return -1
endi
system sh/exec.sh -n dnode1 -s stop -x SIGINT
system sh/exec.sh -n dnode2 -s stop -x SIGINT