96 lines
2.8 KiB
C
96 lines
2.8 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 "executor.h"
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#include "executorimpl.h"
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#include "planner.h"
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#include "tq.h"
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static int32_t doSetStreamBlock(SOperatorInfo* pOperator, void* input, char* id) {
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ASSERT(pOperator != NULL);
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if (pOperator->operatorType != OP_StreamScan) {
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if (pOperator->numOfDownstream == 0) {
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qError("failed to find stream scan operator to set the input data block, %s" PRIx64, id);
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return TSDB_CODE_QRY_APP_ERROR;
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}
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if (pOperator->numOfDownstream > 1) { // not handle this in join query
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qError("join not supported for stream block scan, %s" PRIx64, id);
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return TSDB_CODE_QRY_APP_ERROR;
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}
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return doSetStreamBlock(pOperator->pDownstream[0], input, id);
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} else {
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SStreamBlockScanInfo* pInfo = pOperator->info;
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if (tqReadHandleSetMsg(pInfo->readerHandle, input, 0) < 0) {
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qError("submit msg error while set stream msg, %s" PRIx64, id);
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return TSDB_CODE_QRY_APP_ERROR;
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}
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return TSDB_CODE_SUCCESS;
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}
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}
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int32_t qSetStreamInput(qTaskInfo_t tinfo, const void* input) {
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if (tinfo == NULL) {
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return TSDB_CODE_QRY_APP_ERROR;
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}
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if (input == NULL) {
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return TSDB_CODE_SUCCESS;
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}
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SExecTaskInfo* pTaskInfo = (SExecTaskInfo*)tinfo;
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int32_t code = doSetStreamBlock(pTaskInfo->pRoot, (void*)input, GET_TASKID(pTaskInfo));
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if (code != TSDB_CODE_SUCCESS) {
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qError("%s failed to set the stream block data", GET_TASKID(pTaskInfo));
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} else {
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qDebug("%s set the stream block successfully", GET_TASKID(pTaskInfo));
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}
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return code;
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}
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qTaskInfo_t qCreateStreamExecTaskInfo(void* msg, void* streamReadHandle) {
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if (msg == NULL || streamReadHandle == NULL) {
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return NULL;
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}
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// print those info into log
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#if 0
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pMsg->sId = pMsg->sId;
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pMsg->queryId = pMsg->queryId;
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pMsg->taskId = pMsg->taskId;
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pMsg->contentLen = pMsg->contentLen;
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#endif
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struct SSubplan* plan = NULL;
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int32_t code = qStringToSubplan(msg, &plan);
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if (code != TSDB_CODE_SUCCESS) {
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terrno = code;
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return NULL;
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}
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qTaskInfo_t pTaskInfo = NULL;
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code = qCreateExecTask(streamReadHandle, 0, 0, plan, &pTaskInfo, NULL);
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if (code != TSDB_CODE_SUCCESS) {
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// TODO: destroy SSubplan & pTaskInfo
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terrno = code;
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return NULL;
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}
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return pTaskInfo;
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}
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