homework-jianmu/source/dnode/mgmt/bm/bmWorker.c

90 lines
2.8 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/>.
*/
#define _DEFAULT_SOURCE
#include "bmInt.h"
static void bmSendErrorRsp(SMgmtWrapper *pWrapper, SNodeMsg *pMsg, int32_t code) {
SRpcMsg rpcRsp = {.handle = pMsg->rpcMsg.handle, .ahandle = pMsg->rpcMsg.ahandle, .code = code};
tmsgSendRsp(&rpcRsp);
dTrace("msg:%p, is freed", pMsg);
rpcFreeCont(pMsg->rpcMsg.pCont);
taosFreeQitem(pMsg);
}
static void bmSendErrorRsps(SMgmtWrapper *pWrapper, STaosQall *qall, int32_t numOfMsgs, int32_t code) {
for (int32_t i = 0; i < numOfMsgs; ++i) {
SNodeMsg *pMsg = NULL;
taosGetQitem(qall, (void **)&pMsg);
bmSendErrorRsp(pWrapper, pMsg, code);
}
}
static void bmProcessQueue(SQueueInfo *pInfo, STaosQall *qall, int32_t numOfMsgs) {
SBnodeMgmt *pMgmt = pInfo->ahandle;
SMgmtWrapper *pWrapper = pMgmt->pWrapper;
SArray *pArray = taosArrayInit(numOfMsgs, sizeof(SNodeMsg *));
if (pArray == NULL) {
bmSendErrorRsps(pWrapper, qall, numOfMsgs, TSDB_CODE_OUT_OF_MEMORY);
return;
}
for (int32_t i = 0; i < numOfMsgs; ++i) {
SNodeMsg *pMsg = NULL;
taosGetQitem(qall, (void **)&pMsg);
dTrace("msg:%p, will be processed in bnode queue", pMsg);
if (taosArrayPush(pArray, &pMsg) == NULL) {
bmSendErrorRsp(pWrapper, pMsg, TSDB_CODE_OUT_OF_MEMORY);
}
}
bndProcessWMsgs(pMgmt->pBnode, pArray);
for (size_t i = 0; i < numOfMsgs; i++) {
SNodeMsg *pMsg = *(SNodeMsg **)taosArrayGet(pArray, i);
dTrace("msg:%p, is freed", pMsg);
rpcFreeCont(pMsg->rpcMsg.pCont);
taosFreeQitem(pMsg);
}
taosArrayDestroy(pArray);
}
int32_t bmProcessWriteMsg(SMgmtWrapper *pWrapper, SNodeMsg *pMsg) {
SBnodeMgmt *pMgmt = pWrapper->pMgmt;
SMultiWorker *pWorker = &pMgmt->writeWorker;
dTrace("msg:%p, put into worker:%s", pMsg, pWorker->name);
taosWriteQitem(pWorker->queue, pMsg);
return 0;
}
int32_t bmStartWorker(SBnodeMgmt *pMgmt) {
SMultiWorkerCfg cfg = {.max = 1, .name = "bnode-write", .fp = (FItems)bmProcessQueue, .param = pMgmt};
if (tMultiWorkerInit(&pMgmt->writeWorker, &cfg) != 0) {
dError("failed to start bnode write worker since %s", terrstr());
return -1;
}
dDebug("bnode workers are initialized");
return 0;
}
void bmStopWorker(SBnodeMgmt *pMgmt) {
tMultiWorkerCleanup(&pMgmt->writeWorker);
dDebug("bnode workers are closed");
}