homework-jianmu/source/dnode/qnode/src/qnode.c

115 lines
3.6 KiB
C

/*
* Copyright (c) 2019 TAOS Data, Inc. <jhtao@taosdata.com>
*
* This program is free software: you can use, redistribute, and/or modify
* it under the terms of the GNU Affero General Public License, version 3
* or later ("AGPL"), as published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include "executor.h"
#include "qndInt.h"
#include "query.h"
#include "qworker.h"
SQnode *qndOpen(const SQnodeOpt *pOption) {
SQnode *pQnode = taosMemoryCalloc(1, sizeof(SQnode));
if (NULL == pQnode) {
qError("calloc SQnode failed");
return NULL;
}
if (qWorkerInit(NODE_TYPE_QNODE, pQnode->qndId, (void **)&pQnode->pQuery, &pOption->msgCb)) {
taosMemoryFreeClear(pQnode);
return NULL;
}
pQnode->msgCb = pOption->msgCb;
return pQnode;
}
void qndClose(SQnode *pQnode) {
qWorkerDestroy((void **)&pQnode->pQuery);
taosMemoryFree(pQnode);
}
int32_t qndGetLoad(SQnode *pQnode, SQnodeLoad *pLoad) {
SReadHandle handle = {.pMsgCb = &pQnode->msgCb};
SQWorkerStat stat = {0};
int32_t code = qWorkerGetStat(&handle, pQnode->pQuery, &stat);
if (code) {
return code;
}
pLoad->numOfQueryInQueue = stat.numOfQueryInQueue;
pLoad->numOfFetchInQueue = stat.numOfFetchInQueue;
pLoad->timeInQueryQueue = stat.timeInQueryQueue;
pLoad->timeInFetchQueue = stat.timeInFetchQueue;
pLoad->cacheDataSize = stat.cacheDataSize;
pLoad->numOfProcessedQuery = stat.queryProcessed;
pLoad->numOfProcessedCQuery = stat.cqueryProcessed;
pLoad->numOfProcessedFetch = stat.fetchProcessed;
pLoad->numOfProcessedDrop = stat.dropProcessed;
pLoad->numOfProcessedNotify = stat.notifyProcessed;
pLoad->numOfProcessedHb = stat.hbProcessed;
pLoad->numOfProcessedDelete = stat.deleteProcessed;
return 0;
}
int32_t qndPreprocessQueryMsg(SQnode *pQnode, SRpcMsg *pMsg) {
if (TDMT_SCH_QUERY != pMsg->msgType && TDMT_SCH_MERGE_QUERY != pMsg->msgType) {
return 0;
}
return qWorkerPreprocessQueryMsg(pQnode->pQuery, pMsg, false);
}
int32_t qndProcessQueryMsg(SQnode *pQnode, int64_t ts, SRpcMsg *pMsg) {
int32_t code = -1;
SReadHandle handle = {.pMsgCb = &pQnode->msgCb};
qTrace("message in qnode queue is processing");
switch (pMsg->msgType) {
case TDMT_SCH_QUERY:
case TDMT_SCH_MERGE_QUERY:
code = qWorkerProcessQueryMsg(&handle, pQnode->pQuery, pMsg, ts);
break;
case TDMT_SCH_QUERY_CONTINUE:
code = qWorkerProcessCQueryMsg(&handle, pQnode->pQuery, pMsg, ts);
break;
case TDMT_SCH_FETCH:
case TDMT_SCH_MERGE_FETCH:
code = qWorkerProcessFetchMsg(pQnode, pQnode->pQuery, pMsg, ts);
break;
case TDMT_SCH_CANCEL_TASK:
// code = qWorkerProcessCancelMsg(pQnode, pQnode->pQuery, pMsg, ts);
break;
case TDMT_SCH_DROP_TASK:
code = qWorkerProcessDropMsg(pQnode, pQnode->pQuery, pMsg, ts);
break;
case TDMT_VND_TMQ_CONSUME:
// code = tqProcessConsumeReq(pQnode->pTq, pMsg);
// break;
case TDMT_SCH_QUERY_HEARTBEAT:
code = qWorkerProcessHbMsg(pQnode, pQnode->pQuery, pMsg, ts);
break;
case TDMT_SCH_TASK_NOTIFY:
code = qWorkerProcessNotifyMsg(pQnode, pQnode->pQuery, pMsg, ts);
break;
default:
qError("unknown msg type:%d in qnode queue", pMsg->msgType);
terrno = TSDB_CODE_APP_ERROR;
}
if (code == 0) return TSDB_CODE_ACTION_IN_PROGRESS;
return code;
}