76 lines
2.5 KiB
C
76 lines
2.5 KiB
C
/*
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* Copyright (c) 2019 TAOS Data, Inc. <jhtao@taosdata.com>
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*
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* This program is free software: you can use, redistribute, and/or modify
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* it under the terms of the GNU Affero General Public License, version 3
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* or later ("AGPL"), as published by the Free Software Foundation.
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*
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* This program is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE.
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*
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* You should have received a copy of the GNU Affero General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include "mndQuery.h"
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#include "executor.h"
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#include "mndMnode.h"
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#include "qworker.h"
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int32_t mndPreprocessQueryMsg(SMnode * pMnode, SRpcMsg * pMsg) {
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if (TDMT_VND_QUERY != pMsg->msgType) {
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return 0;
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}
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return qWorkerPreprocessQueryMsg(pMnode->pQuery, pMsg);
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}
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int32_t mndProcessQueryMsg(SRpcMsg *pMsg) {
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int32_t code = -1;
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SMnode *pMnode = pMsg->info.node;
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SReadHandle handle = {.mnd = pMnode, .pMsgCb = &pMnode->msgCb};
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mTrace("msg:%p, in query queue is processing", pMsg);
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switch (pMsg->msgType) {
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case TDMT_VND_QUERY:
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code = qWorkerProcessQueryMsg(&handle, pMnode->pQuery, pMsg, 0);
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break;
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case TDMT_VND_QUERY_CONTINUE:
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code = qWorkerProcessCQueryMsg(&handle, pMnode->pQuery, pMsg, 0);
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break;
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case TDMT_VND_FETCH:
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code = qWorkerProcessFetchMsg(pMnode, pMnode->pQuery, pMsg, 0);
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break;
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case TDMT_VND_DROP_TASK:
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code = qWorkerProcessDropMsg(pMnode, pMnode->pQuery, pMsg, 0);
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break;
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case TDMT_VND_QUERY_HEARTBEAT:
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code = qWorkerProcessHbMsg(pMnode, pMnode->pQuery, pMsg, 0);
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break;
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default:
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terrno = TSDB_CODE_VND_APP_ERROR;
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mError("unknown msg type:%d in query queue", pMsg->msgType);
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}
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if (code == 0) code = TSDB_CODE_ACTION_IN_PROGRESS;
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return code;
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}
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int32_t mndInitQuery(SMnode *pMnode) {
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if (qWorkerInit(NODE_TYPE_MNODE, MNODE_HANDLE, NULL, (void **)&pMnode->pQuery, &pMnode->msgCb) != 0) {
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mError("failed to init qworker in mnode since %s", terrstr());
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return -1;
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}
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mndSetMsgHandle(pMnode, TDMT_VND_QUERY, mndProcessQueryMsg);
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mndSetMsgHandle(pMnode, TDMT_VND_QUERY_CONTINUE, mndProcessQueryMsg);
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mndSetMsgHandle(pMnode, TDMT_VND_FETCH, mndProcessQueryMsg);
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mndSetMsgHandle(pMnode, TDMT_VND_DROP_TASK, mndProcessQueryMsg);
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mndSetMsgHandle(pMnode, TDMT_VND_QUERY_HEARTBEAT, mndProcessQueryMsg);
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return 0;
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}
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void mndCleanupQuery(SMnode *pMnode) { qWorkerDestroy((void **)&pMnode->pQuery); }
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