Merge pull request #9504 from taosdata/feature/dnode3

process the status msg only once
This commit is contained in:
Shengliang Guan 2021-12-30 14:40:10 +08:00 committed by GitHub
commit 0e9987a07f
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GPG Key ID: 4AEE18F83AFDEB23
6 changed files with 87 additions and 92 deletions

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@ -397,7 +397,7 @@ void dndSendStatusMsg(SDnode *pDnode) {
static void dndUpdateDnodeCfg(SDnode *pDnode, SDnodeCfg *pCfg) {
SDnodeMgmt *pMgmt = &pDnode->dmgmt;
if (pMgmt->dnodeId == 0) {
dInfo("set dnodeId:%d clusterId:% " PRId64, pCfg->dnodeId, pCfg->clusterId);
dInfo("set dnodeId:%d clusterId:%" PRId64, pCfg->dnodeId, pCfg->clusterId);
taosWLockLatch(&pMgmt->latch);
pMgmt->dnodeId = pCfg->dnodeId;
pMgmt->clusterId = pCfg->clusterId;
@ -440,19 +440,21 @@ static void dndProcessStatusRsp(SDnode *pDnode, SRpcMsg *pMsg) {
}
SStatusRsp *pRsp = pMsg->pCont;
SDnodeCfg *pCfg = &pRsp->dnodeCfg;
pCfg->dnodeId = htonl(pCfg->dnodeId);
pCfg->clusterId = htobe64(pCfg->clusterId);
dndUpdateDnodeCfg(pDnode, pCfg);
if (pMsg->pCont != NULL && pMsg->contLen != 0) {
SDnodeCfg *pCfg = &pRsp->dnodeCfg;
pCfg->dnodeId = htonl(pCfg->dnodeId);
pCfg->clusterId = htobe64(pCfg->clusterId);
dndUpdateDnodeCfg(pDnode, pCfg);
SDnodeEps *pDnodeEps = &pRsp->dnodeEps;
pDnodeEps->num = htonl(pDnodeEps->num);
for (int32_t i = 0; i < pDnodeEps->num; ++i) {
pDnodeEps->eps[i].id = htonl(pDnodeEps->eps[i].id);
pDnodeEps->eps[i].port = htons(pDnodeEps->eps[i].port);
SDnodeEps *pDnodeEps = &pRsp->dnodeEps;
pDnodeEps->num = htonl(pDnodeEps->num);
for (int32_t i = 0; i < pDnodeEps->num; ++i) {
pDnodeEps->eps[i].id = htonl(pDnodeEps->eps[i].id);
pDnodeEps->eps[i].port = htons(pDnodeEps->eps[i].port);
}
dndUpdateDnodeEps(pDnode, pDnodeEps);
}
dndUpdateDnodeEps(pDnode, pDnodeEps);
pMgmt->statusSent = 0;
}

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@ -103,7 +103,7 @@ static void dndInitMsgFp(STransMgmt *pMgmt) {
pMgmt->msgFp[TMSG_INDEX(TDMT_MND_HEARTBEAT)] = dndProcessMnodeReadMsg;
pMgmt->msgFp[TMSG_INDEX(TDMT_MND_SHOW)] = dndProcessMnodeReadMsg;
pMgmt->msgFp[TMSG_INDEX(TDMT_MND_SHOW_RETRIEVE)] = dndProcessMnodeReadMsg;
pMgmt->msgFp[TMSG_INDEX(TDMT_MND_STATUS)] = dndProcessMnodeWriteMsg;
pMgmt->msgFp[TMSG_INDEX(TDMT_MND_STATUS)] = dndProcessMnodeReadMsg;
pMgmt->msgFp[TMSG_INDEX(TDMT_MND_STATUS_RSP)] = dndProcessMgmtMsg;
pMgmt->msgFp[TMSG_INDEX(TDMT_MND_TRANS)] = dndProcessMnodeWriteMsg;
pMgmt->msgFp[TMSG_INDEX(TDMT_MND_TRANS_RSP)] = dndProcessMnodeWriteMsg;

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@ -74,13 +74,6 @@ typedef enum {
typedef enum { TRN_POLICY_ROLLBACK = 0, TRN_POLICY_RETRY = 1 } ETrnPolicy;
typedef enum {
DND_STATUS_OFFLINE = 0,
DND_STATUS_READY = 1,
DND_STATUS_CREATING = 2,
DND_STATUS_DROPPING = 3
} EDndStatus;
typedef enum {
DND_REASON_ONLINE = 0,
DND_REASON_STATUS_MSG_TIMEOUT,
@ -127,7 +120,6 @@ typedef struct {
int16_t numOfVnodes;
int32_t numOfSupportVnodes;
int32_t numOfCores;
EDndStatus status;
EDndReason offlineReason;
uint16_t port;
char fqdn[TSDB_FQDN_LEN];

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@ -28,7 +28,7 @@ SDnodeObj *mndAcquireDnode(SMnode *pMnode, int32_t dnodeId);
void mndReleaseDnode(SMnode *pMnode, SDnodeObj *pDnode);
SEpSet mndGetDnodeEpset(SDnodeObj *pDnode);
int32_t mndGetDnodeSize(SMnode *pMnode);
bool mndIsDnodeInReadyStatus(SMnode *pMnode, SDnodeObj *pDnode);
bool mndIsDnodeOnline(SMnode *pMnode, SDnodeObj *pDnode, int64_t curMs);
#ifdef __cplusplus
}

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@ -40,8 +40,6 @@ static const char *offlineReason[] = {
"unknown",
};
static const char *dnodeStatus[] = {"offline", "ready", "creating", "dropping"};
static int32_t mndCreateDefaultDnode(SMnode *pMnode);
static SSdbRaw *mndDnodeActionEncode(SDnodeObj *pDnode);
static SSdbRow *mndDnodeActionDecode(SSdbRaw *pRaw);
@ -208,10 +206,12 @@ int32_t mndGetDnodeSize(SMnode *pMnode) {
return sdbGetSize(pSdb, SDB_DNODE);
}
bool mndIsDnodeInReadyStatus(SMnode *pMnode, SDnodeObj *pDnode) {
int64_t ms = taosGetTimestampMs();
int64_t interval = ABS(pDnode->lastAccessTime - ms);
bool mndIsDnodeOnline(SMnode *pMnode, SDnodeObj *pDnode, int64_t curMs) {
int64_t interval = ABS(pDnode->lastAccessTime - curMs);
if (interval > 3500 * pMnode->cfg.statusInterval) {
if (pDnode->rebootTime > 0) {
pDnode->offlineReason = DND_REASON_STATUS_MSG_TIMEOUT;
}
return false;
}
return true;
@ -287,96 +287,99 @@ static void mndParseStatusMsg(SStatusMsg *pStatus) {
static int32_t mndProcessStatusMsg(SMnodeMsg *pMsg) {
SMnode *pMnode = pMsg->pMnode;
SStatusMsg *pStatus = pMsg->rpcMsg.pCont;
SDnodeObj *pDnode = NULL;
int32_t code = -1;
mndParseStatusMsg(pStatus);
SDnodeObj *pDnode = NULL;
if (pStatus->dnodeId == 0) {
pDnode = mndAcquireDnodeByEp(pMnode, pStatus->dnodeEp);
if (pDnode == NULL) {
mDebug("dnode:%s, not created yet", pStatus->dnodeEp);
terrno = TSDB_CODE_MND_DNODE_NOT_EXIST;
return -1;
goto PROCESS_STATUS_MSG_OVER;
}
} else {
pDnode = mndAcquireDnode(pMnode, pStatus->dnodeId);
if (pDnode == NULL) {
pDnode = mndAcquireDnodeByEp(pMnode, pStatus->dnodeEp);
if (pDnode != NULL && pDnode->status != DND_STATUS_READY) {
if (pDnode != NULL) {
pDnode->offlineReason = DND_REASON_DNODE_ID_NOT_MATCH;
}
mError("dnode:%d, %s not exist", pStatus->dnodeId, pStatus->dnodeEp);
mndReleaseDnode(pMnode, pDnode);
terrno = TSDB_CODE_MND_DNODE_NOT_EXIST;
return -1;
goto PROCESS_STATUS_MSG_OVER;
}
}
if (pStatus->sver != pMnode->cfg.sver) {
if (pDnode != NULL && pDnode->status != DND_STATUS_READY) {
pDnode->offlineReason = DND_REASON_VERSION_NOT_MATCH;
}
mndReleaseDnode(pMnode, pDnode);
mError("dnode:%d, status msg version:%d not match cluster:%d", pStatus->dnodeId, pStatus->sver, pMnode->cfg.sver);
terrno = TSDB_CODE_MND_INVALID_MSG_VERSION;
return -1;
}
int64_t curMs = taosGetTimestampMs();
bool online = mndIsDnodeOnline(pMnode, pDnode, curMs);
bool needCheckCfg = !(online && pDnode->rebootTime == pStatus->rebootTime);
if (pStatus->dnodeId == 0) {
mDebug("dnode:%d %s, first access, set clusterId %" PRId64, pDnode->id, pDnode->ep, pMnode->clusterId);
} else {
if (pStatus->clusterId != pMnode->clusterId) {
if (pDnode != NULL && pDnode->status != DND_STATUS_READY) {
pDnode->offlineReason = DND_REASON_CLUSTER_ID_NOT_MATCH;
if (needCheckCfg) {
if (pStatus->sver != pMnode->cfg.sver) {
if (pDnode != NULL) {
pDnode->offlineReason = DND_REASON_VERSION_NOT_MATCH;
}
mError("dnode:%d, status msg version:%d not match cluster:%d", pStatus->dnodeId, pStatus->sver, pMnode->cfg.sver);
terrno = TSDB_CODE_MND_INVALID_MSG_VERSION;
goto PROCESS_STATUS_MSG_OVER;
}
if (pStatus->dnodeId == 0) {
mDebug("dnode:%d %s, first access, set clusterId %" PRId64, pDnode->id, pDnode->ep, pMnode->clusterId);
} else {
if (pStatus->clusterId != pMnode->clusterId) {
if (pDnode != NULL) {
pDnode->offlineReason = DND_REASON_CLUSTER_ID_NOT_MATCH;
}
mError("dnode:%d, clusterId %" PRId64 " not match exist %" PRId64, pDnode->id, pStatus->clusterId,
pMnode->clusterId);
terrno = TSDB_CODE_MND_INVALID_CLUSTER_ID;
goto PROCESS_STATUS_MSG_OVER;
} else {
pDnode->accessTimes++;
mTrace("dnode:%d, status received, access times %d", pDnode->id, pDnode->accessTimes);
}
mError("dnode:%d, clusterId %" PRId64 " not match exist %" PRId64, pDnode->id, pStatus->clusterId,
pMnode->clusterId);
mndReleaseDnode(pMnode, pDnode);
terrno != TSDB_CODE_MND_INVALID_CLUSTER_ID;
return -1;
} else {
pDnode->accessTimes++;
mTrace("dnode:%d, status received, access times %d", pDnode->id, pDnode->accessTimes);
}
}
if (pDnode->status == DND_STATUS_OFFLINE) {
// Verify whether the cluster parameters are consistent when status change from offline to ready
int32_t ret = mndCheckClusterCfgPara(pMnode, &pStatus->clusterCfg);
if (0 != ret) {
pDnode->offlineReason = ret;
mError("dnode:%d, cluster cfg inconsistent since:%s", pDnode->id, offlineReason[ret]);
mndReleaseDnode(pMnode, pDnode);
terrno = TSDB_CODE_MND_INVALID_CLUSTER_CFG;
return -1;
goto PROCESS_STATUS_MSG_OVER;
}
mInfo("dnode:%d, from offline to online", pDnode->id);
pDnode->rebootTime = pStatus->rebootTime;
pDnode->numOfCores = pStatus->numOfCores;
pDnode->numOfSupportVnodes = pStatus->numOfSupportVnodes;
int32_t numOfEps = mndGetDnodeSize(pMnode);
int32_t contLen = sizeof(SStatusRsp) + numOfEps * sizeof(SDnodeEp);
SStatusRsp *pRsp = rpcMallocCont(contLen);
if (pRsp == NULL) {
terrno = TSDB_CODE_OUT_OF_MEMORY;
goto PROCESS_STATUS_MSG_OVER;
}
pRsp->dnodeCfg.dnodeId = htonl(pDnode->id);
pRsp->dnodeCfg.clusterId = htobe64(pMnode->clusterId);
mndGetDnodeData(pMnode, &pRsp->dnodeEps, numOfEps);
pMsg->contLen = contLen;
pMsg->pCont = pRsp;
}
pDnode->rebootTime = pStatus->rebootTime;
pDnode->numOfCores = pStatus->numOfCores;
pDnode->numOfSupportVnodes = pStatus->numOfSupportVnodes;
pDnode->lastAccessTime = taosGetTimestampMs();
pDnode->status = DND_STATUS_READY;
pDnode->lastAccessTime = curMs;
code = 0;
int32_t numOfEps = mndGetDnodeSize(pMnode);
int32_t contLen = sizeof(SStatusRsp) + numOfEps * sizeof(SDnodeEp);
SStatusRsp *pRsp = rpcMallocCont(contLen);
if (pRsp == NULL) {
mndReleaseDnode(pMnode, pDnode);
terrno = TSDB_CODE_OUT_OF_MEMORY;
return -1;
}
pRsp->dnodeCfg.dnodeId = htonl(pDnode->id);
pRsp->dnodeCfg.clusterId = htobe64(pMnode->clusterId);
mndGetDnodeData(pMnode, &pRsp->dnodeEps, numOfEps);
pMsg->contLen = contLen;
pMsg->pCont = pRsp;
PROCESS_STATUS_MSG_OVER:
mndReleaseDnode(pMnode, pDnode);
return 0;
return code;
}
static int32_t mndCreateDnode(SMnode *pMnode, SMnodeMsg *pMsg, SCreateDnodeMsg *pCreate) {
@ -682,10 +685,12 @@ static int32_t mndRetrieveDnodes(SMnodeMsg *pMsg, SShowObj *pShow, char *data, i
int32_t cols = 0;
SDnodeObj *pDnode = NULL;
char *pWrite;
int64_t curMs = taosGetTimestampMs();
while (numOfRows < rows) {
pShow->pIter = sdbFetch(pSdb, SDB_DNODE, pShow->pIter, (void **)&pDnode);
if (pShow->pIter == NULL) break;
bool online = mndIsDnodeOnline(pMnode, pDnode, curMs);
cols = 0;
@ -706,8 +711,7 @@ static int32_t mndRetrieveDnodes(SMnodeMsg *pMsg, SShowObj *pShow, char *data, i
cols++;
pWrite = data + pShow->offset[cols] * rows + pShow->bytes[cols] * numOfRows;
const char *status = dnodeStatus[pDnode->status];
STR_TO_VARSTR(pWrite, status);
STR_TO_VARSTR(pWrite, online ? "ready" : "offline");
cols++;
pWrite = data + pShow->offset[cols] * rows + pShow->bytes[cols] * numOfRows;
@ -715,11 +719,7 @@ static int32_t mndRetrieveDnodes(SMnodeMsg *pMsg, SShowObj *pShow, char *data, i
cols++;
pWrite = data + pShow->offset[cols] * rows + pShow->bytes[cols] * numOfRows;
if (pDnode->status == DND_STATUS_READY) {
STR_TO_VARSTR(pWrite, "");
} else {
STR_TO_VARSTR(pWrite, offlineReason[pDnode->offlineReason]);
}
STR_TO_VARSTR(pWrite, online ? "" : offlineReason[pDnode->offlineReason]);
cols++;
numOfRows++;

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@ -260,13 +260,14 @@ static SArray *mndBuildDnodesArray(SMnode *pMnode) {
pDnode->numOfVnodes++;
}
bool isReady = mndIsDnodeInReadyStatus(pMnode, pDnode);
if (isReady) {
int64_t curMs = taosGetTimestampMs();
bool online = mndIsDnodeOnline(pMnode, pDnode, curMs);
if (online) {
taosArrayPush(pArray, pDnode);
}
mDebug("dnode:%d, vnodes:%d supportVnodes:%d isMnode:%d ready:%d", pDnode->id, numOfVnodes,
pDnode->numOfSupportVnodes, isMnode, isReady);
mDebug("dnode:%d, vnodes:%d supportVnodes:%d isMnode:%d online:%d", pDnode->id, numOfVnodes,
pDnode->numOfSupportVnodes, isMnode, online);
sdbRelease(pSdb, pDnode);
}