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refactor: do some internal refactor.

This commit is contained in:
Haojun Liao 2024-05-06 17:03:41 +08:00
parent 46e9fe6f97
commit 7ad7ef7cfc
15 changed files with 424 additions and 445 deletions
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6
include/common/rsync.h
View File

@ -13,9 +13,9 @@ extern "C" {
void stopRsync();
void startRsync();
int uploadRsync(char* id, char* path);
int downloadRsync(char* id, char* path);
int deleteRsync(char* id);
int uploadRsync(const char* id, const char* path);
int downloadRsync(const char* id, const char* path);
int deleteRsync(const char* id);
#ifdef __cplusplus
}

1
include/dnode/vnode/tqCommon.h
View File

@ -33,7 +33,6 @@ int32_t tqStreamTaskProcessDeployReq(SStreamMeta* pMeta, SMsgCb* cb, int64_t sve
bool isLeader, bool restored);
int32_t tqStreamTaskProcessDropReq(SStreamMeta* pMeta, char* msg, int32_t msgLen);
int32_t tqStreamTaskProcessRunReq(SStreamMeta* pMeta, SRpcMsg* pMsg, bool isLeader);
int32_t tqStreamTaskResetStatus(SStreamMeta* pMeta);
int32_t tqStartTaskCompleteCallback(SStreamMeta* pMeta);
int32_t tqStreamTasksGetTotalNum(SStreamMeta* pMeta);
int32_t tqStreamTaskProcessTaskResetReq(SStreamMeta* pMeta, SRpcMsg* pMsg);

10
include/libs/stream/tstream.h
View File

@ -554,6 +554,12 @@ typedef struct SStreamMeta {
void* bkdChkptMgt;
} SStreamMeta;
typedef struct STaskUpdateEntry {
int64_t streamId;
int32_t taskId;
int32_t transId;
} STaskUpdateEntry;
int32_t tEncodeStreamEpInfo(SEncoder* pEncoder, const SStreamChildEpInfo* pInfo);
int32_t tDecodeStreamEpInfo(SDecoder* pDecoder, SStreamChildEpInfo* pInfo);
@ -794,6 +800,8 @@ void streamTaskInputFail(SStreamTask* pTask);
int32_t streamExecTask(SStreamTask* pTask);
int32_t streamResumeTask(SStreamTask* pTask);
int32_t streamSchedExec(SStreamTask* pTask);
int32_t streamTaskSchedTask(SMsgCb* pMsgCb, int32_t vgId, int64_t streamId, int32_t taskId, int32_t execType);
bool streamTaskShouldStop(const SStreamTask* pStatus);
bool streamTaskShouldPause(const SStreamTask* pStatus);
bool streamTaskIsIdle(const SStreamTask* pTask);
@ -889,6 +897,8 @@ int32_t streamMetaAddTaskLaunchResult(SStreamMeta* pMeta, int64_t streamId,
int64_t endTs, bool ready);
int32_t streamMetaResetTaskStatus(SStreamMeta* pMeta);
int32_t streamMetaAddFailedTask(SStreamMeta* pMeta, int64_t streamId, int32_t taskId);
void streamMetaAddIntoUpdateTaskList(SStreamMeta* pMeta, SStreamTask* pTask, SStreamTask* pHTask, int32_t transId,
int64_t startTs);
void streamMetaRLock(SStreamMeta* pMeta);
void streamMetaRUnLock(SStreamMeta* pMeta);

6
source/common/src/rsync.c
View File

@ -151,7 +151,7 @@ void startRsync(){
uDebug("[rsync] start server successful");
}
int uploadRsync(char* id, char* path){
int uploadRsync(const char* id, const char* path) {
#ifdef WINDOWS
char pathTransform[PATH_MAX] = {0};
changeDirFromWindowsToLinux(path, pathTransform);
@ -188,7 +188,7 @@ int uploadRsync(char* id, char* path){
return 0;
}
int downloadRsync(char* id, char* path){
int downloadRsync(const char* id, const char* path) {
#ifdef WINDOWS
char pathTransform[PATH_MAX] = {0};
changeDirFromWindowsToLinux(path, pathTransform);
@ -212,7 +212,7 @@ int downloadRsync(char* id, char* path){
return 0;
}
int deleteRsync(char* id){
int deleteRsync(const char* id) {
char* tmp = "./tmp_empty/";
int code = taosMkDir(tmp);
if(code != 0){

18
source/dnode/vnode/src/tq/tqStreamTask.c
View File

@ -149,27 +149,13 @@ int32_t tqScanWalAsync(STQ* pTq, bool ckPause) {
return 0;
}
SStreamTaskRunReq* pRunReq = rpcMallocCont(sizeof(SStreamTaskRunReq));
if (pRunReq == NULL) {
terrno = TSDB_CODE_OUT_OF_MEMORY;
tqError("vgId:%d failed to create msg to start wal scanning to launch stream tasks, code:%s", vgId, terrstr());
streamMetaWUnLock(pMeta);
return -1;
}
tqDebug("vgId:%d create msg to start wal scan to launch stream tasks, numOfTasks:%d, vnd restored:%d", vgId,
numOfTasks, alreadyRestored);
pRunReq->head.vgId = vgId;
pRunReq->streamId = 0;
pRunReq->taskId = 0;
pRunReq->reqType = STREAM_EXEC_T_EXTRACT_WAL_DATA;
SRpcMsg msg = {.msgType = TDMT_STREAM_TASK_RUN, .pCont = pRunReq, .contLen = sizeof(SStreamTaskRunReq)};
tmsgPutToQueue(&pTq->pVnode->msgCb, STREAM_QUEUE, &msg);
int32_t code = streamTaskSchedTask(&pTq->pVnode->msgCb, vgId, 0, 0, STREAM_EXEC_T_EXTRACT_WAL_DATA);
streamMetaWUnLock(pMeta);
return 0;
return code;
}
int32_t tqStopStreamTasksAsync(STQ* pTq) {

80
source/dnode/vnode/src/tqCommon/tqCommon.c
View File

@ -17,12 +17,6 @@
#include "tq.h"
#include "tstream.h"
typedef struct STaskUpdateEntry {
int64_t streamId;
int32_t taskId;
int32_t transId;
} STaskUpdateEntry;
typedef struct SMStreamCheckpointReadyRspMsg {
SMsgHead head;
} SMStreamCheckpointReadyRspMsg;
@ -116,22 +110,10 @@ int32_t tqStreamTaskStartAsync(SStreamMeta* pMeta, SMsgCb* cb, bool restart) {
return 0;
}
SStreamTaskRunReq* pRunReq = rpcMallocCont(sizeof(SStreamTaskRunReq));
if (pRunReq == NULL) {
terrno = TSDB_CODE_OUT_OF_MEMORY;
tqError("vgId:%d failed to create msg to start wal scanning to launch stream tasks, code:%s", vgId, terrstr());
return -1;
}
tqDebug("vgId:%d start all %d stream task(s) async", vgId, numOfTasks);
pRunReq->head.vgId = vgId;
pRunReq->streamId = 0;
pRunReq->taskId = 0;
pRunReq->reqType = restart ? STREAM_EXEC_T_RESTART_ALL_TASKS : STREAM_EXEC_T_START_ALL_TASKS;
SRpcMsg msg = {.msgType = TDMT_STREAM_TASK_RUN, .pCont = pRunReq, .contLen = sizeof(SStreamTaskRunReq)};
tmsgPutToQueue(cb, STREAM_QUEUE, &msg);
return 0;
int32_t type = restart ? STREAM_EXEC_T_RESTART_ALL_TASKS : STREAM_EXEC_T_START_ALL_TASKS;
return streamTaskSchedTask(cb, vgId, 0, 0, type);
}
int32_t tqStreamStartOneTaskAsync(SStreamMeta* pMeta, SMsgCb* cb, int64_t streamId, int32_t taskId) {
@ -143,22 +125,8 @@ int32_t tqStreamStartOneTaskAsync(SStreamMeta* pMeta, SMsgCb* cb, int64_t stream
return 0;
}
SStreamTaskRunReq* pRunReq = rpcMallocCont(sizeof(SStreamTaskRunReq));
if (pRunReq == NULL) {
terrno = TSDB_CODE_OUT_OF_MEMORY;
tqError("vgId:%d failed to create msg to start task:0x%x, code:%s", vgId, taskId, terrstr());
return -1;
}
tqDebug("vgId:%d start task:0x%x async", vgId, taskId);
pRunReq->head.vgId = vgId;
pRunReq->streamId = streamId;
pRunReq->taskId = taskId;
pRunReq->reqType = STREAM_EXEC_T_START_ONE_TASK;
SRpcMsg msg = {.msgType = TDMT_STREAM_TASK_RUN, .pCont = pRunReq, .contLen = sizeof(SStreamTaskRunReq)};
tmsgPutToQueue(cb, STREAM_QUEUE, &msg);
return 0;
return streamTaskSchedTask(cb, vgId, streamId, taskId, STREAM_EXEC_T_START_ONE_TASK);
}
int32_t tqStreamTaskProcessUpdateReq(SStreamMeta* pMeta, SMsgCb* cb, SRpcMsg* pMsg, bool restored) {
@ -259,6 +227,7 @@ int32_t tqStreamTaskProcessUpdateReq(SStreamMeta* pMeta, SMsgCb* cb, SRpcMsg* pM
}
}
// save
if (updated) {
tqDebug("s-task:%s vgId:%d save task after update epset, and stop task", idstr, vgId);
streamMetaSaveTask(pMeta, pTask);
@ -269,22 +238,15 @@ int32_t tqStreamTaskProcessUpdateReq(SStreamMeta* pMeta, SMsgCb* cb, SRpcMsg* pM
tqDebug("s-task:%s vgId:%d not save task since not update epset actually, stop task", idstr, vgId);
}
// stop
streamTaskStop(pTask);
// keep the already updated info
taosHashPut(pMeta->updateInfo.pTasks, &entry, sizeof(entry), NULL, 0);
int64_t now = taosGetTimestampMs();
if (ppHTask != NULL) {
streamTaskStop(*ppHTask);
tqDebug("s-task:%s vgId:%d task nodeEp update completed, streamTask/fill-history closed, elapsed:%" PRId64 " ms",
idstr, vgId, now - st);
taosHashPut(pMeta->updateInfo.pTasks, &(*ppHTask)->id, sizeof(pTask->id), NULL, 0);
} else {
tqDebug("s-task:%s vgId:%d, task nodeEp update completed, streamTask closed, elapsed time:%" PRId64 "ms", idstr,
vgId, now - st);
}
// keep info
streamMetaAddIntoUpdateTaskList(pMeta, pTask, (ppHTask != NULL) ? (*ppHTask) : NULL, req.transId, st);
rsp.code = 0;
// possibly only handle the stream task.
@ -307,10 +269,8 @@ int32_t tqStreamTaskProcessUpdateReq(SStreamMeta* pMeta, SMsgCb* cb, SRpcMsg* pM
} else {
tqDebug("vgId:%d all %d task(s) nodeEp updated and closed, transId:%d", vgId, numOfTasks, req.transId);
#if 0
// for test purpose, to trigger the leader election
taosMSleep(5000);
taosMSleep(5000);// for test purpose, to trigger the leader election
#endif
tqStreamTaskStartAsync(pMeta, cb, true);
}
}
@ -712,26 +672,6 @@ int32_t tqStreamTaskProcessDropReq(SStreamMeta* pMeta, char* msg, int32_t msgLen
return 0;
}
int32_t tqStreamTaskResetStatus(SStreamMeta* pMeta) {
int32_t vgId = pMeta->vgId;
int32_t numOfTasks = taosArrayGetSize(pMeta->pTaskList);
tqDebug("vgId:%d reset all %d stream task(s) status to be uninit", vgId, numOfTasks);
if (numOfTasks == 0) {
return TSDB_CODE_SUCCESS;
}
for (int32_t i = 0; i < numOfTasks; ++i) {
SStreamTaskId* pTaskId = taosArrayGet(pMeta->pTaskList, i);
STaskId id = {.streamId = pTaskId->streamId, .taskId = pTaskId->taskId};
SStreamTask** pTask = taosHashGet(pMeta->pTasksMap, &id, sizeof(id));
streamTaskResetStatus(*pTask);
}
return 0;
}
static int32_t restartStreamTasks(SStreamMeta* pMeta, bool isLeader) {
int32_t vgId = pMeta->vgId;
int32_t code = 0;
@ -781,7 +721,7 @@ static int32_t restartStreamTasks(SStreamMeta* pMeta, bool isLeader) {
} else {
streamMetaResetStartInfo(&pMeta->startInfo);
streamMetaWUnLock(pMeta);
tqInfo("vgId:%d, follower node not start stream tasks", vgId);
tqInfo("vgId:%d, follower node not start stream tasks or stream is disabled", vgId);
}
code = terrno;

308
source/libs/stream/src/stream.c
View File

@ -1,308 +0,0 @@
/*
* 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 "streamInt.h"
#include "ttimer.h"
void* streamTimer = NULL;
int32_t streamTimerInit() {
streamTimer = taosTmrInit(1000, 100, 10000, "STREAM");
if (streamTimer == NULL) {
stError("init stream timer failed, code:%s", tstrerror(terrno));
return -1;
}
stInfo("init stream timer, %p", streamTimer);
return 0;
}
void streamTimerCleanUp() {
stInfo("cleanup stream timer, %p", streamTimer);
taosTmrCleanUp(streamTimer);
streamTimer = NULL;
}
tmr_h streamTimerGetInstance() {
return streamTimer;
}
char* createStreamTaskIdStr(int64_t streamId, int32_t taskId) {
char buf[128] = {0};
sprintf(buf, "0x%" PRIx64 "-0x%x", streamId, taskId);
return taosStrdup(buf);
}
static void streamSchedByTimer(void* param, void* tmrId) {
SStreamTask* pTask = (void*)param;
const char* id = pTask->id.idStr;
int32_t nextTrigger = (int32_t)pTask->info.triggerParam;
int8_t status = atomic_load_8(&pTask->schedInfo.status);
stTrace("s-task:%s in scheduler, trigger status:%d, next:%dms", id, status, nextTrigger);
if (streamTaskShouldStop(pTask) || streamTaskShouldPause(pTask)) {
stDebug("s-task:%s jump out of schedTimer", id);
return;
}
if (streamTaskGetStatus(pTask)->state == TASK_STATUS__CK) {
stDebug("s-task:%s in checkpoint procedure, not retrieve result, next:%dms", id, nextTrigger);
} else {
if (status == TASK_TRIGGER_STATUS__ACTIVE) {
SStreamTrigger* pTrigger = taosAllocateQitem(sizeof(SStreamTrigger), DEF_QITEM, 0);
if (pTrigger == NULL) {
stError("s-task:%s failed to prepare retrieve data trigger, code:%s, try again in %dms", id, "out of memory",
nextTrigger);
taosTmrReset(streamSchedByTimer, nextTrigger, pTask, streamTimer, &pTask->schedInfo.pDelayTimer);
return;
}
pTrigger->type = STREAM_INPUT__GET_RES;
pTrigger->pBlock = taosMemoryCalloc(1, sizeof(SSDataBlock));
if (pTrigger->pBlock == NULL) {
taosFreeQitem(pTrigger);
stError("s-task:%s failed to prepare retrieve data trigger, code:%s, try again in %dms", id, "out of memory",
nextTrigger);
taosTmrReset(streamSchedByTimer, nextTrigger, pTask, streamTimer, &pTask->schedInfo.pDelayTimer);
return;
}
atomic_store_8(&pTask->schedInfo.status, TASK_TRIGGER_STATUS__INACTIVE);
pTrigger->pBlock->info.type = STREAM_GET_ALL;
int32_t code = streamTaskPutDataIntoInputQ(pTask, (SStreamQueueItem*)pTrigger);
if (code != TSDB_CODE_SUCCESS) {
taosTmrReset(streamSchedByTimer, nextTrigger, pTask, streamTimer, &pTask->schedInfo.pDelayTimer);
return;
}
streamSchedExec(pTask);
}
}
taosTmrReset(streamSchedByTimer, nextTrigger, pTask, streamTimer, &pTask->schedInfo.pDelayTimer);
}
int32_t streamSetupScheduleTrigger(SStreamTask* pTask) {
if (pTask->info.triggerParam != 0 && pTask->info.fillHistory == 0) {
int32_t ref = atomic_add_fetch_32(&pTask->refCnt, 1);
ASSERT(ref == 2 && pTask->schedInfo.pDelayTimer == NULL);
stDebug("s-task:%s setup scheduler trigger, delay:%" PRId64 " ms", pTask->id.idStr, pTask->info.triggerParam);
pTask->schedInfo.pDelayTimer = taosTmrStart(streamSchedByTimer, (int32_t)pTask->info.triggerParam, pTask, streamTimer);
pTask->schedInfo.status = TASK_TRIGGER_STATUS__INACTIVE;
}
return 0;
}
int32_t streamSchedExec(SStreamTask* pTask) {
if (streamTaskSetSchedStatusWait(pTask)) {
SStreamTaskRunReq* pRunReq = rpcMallocCont(sizeof(SStreamTaskRunReq));
if (pRunReq == NULL) {
terrno = TSDB_CODE_OUT_OF_MEMORY;
/*int8_t status = */streamTaskSetSchedStatusInactive(pTask);
stError("failed to create msg to aunch s-task:%s, reason out of memory", pTask->id.idStr);
return -1;
}
pRunReq->head.vgId = pTask->info.nodeId;
pRunReq->streamId = pTask->id.streamId;
pRunReq->taskId = pTask->id.taskId;
stDebug("trigger to run s-task:%s", pTask->id.idStr);
SRpcMsg msg = {.msgType = TDMT_STREAM_TASK_RUN, .pCont = pRunReq, .contLen = sizeof(SStreamTaskRunReq)};
tmsgPutToQueue(pTask->pMsgCb, STREAM_QUEUE, &msg);
} else {
stTrace("s-task:%s not launch task since sched status:%d", pTask->id.idStr, pTask->status.schedStatus);
}
return 0;
}
static int32_t buildDispatchRsp(const SStreamTask* pTask, const SStreamDispatchReq* pReq, int32_t status, void** pBuf) {
*pBuf = rpcMallocCont(sizeof(SMsgHead) + sizeof(SStreamDispatchRsp));
if (*pBuf == NULL) {
return TSDB_CODE_OUT_OF_MEMORY;
}
((SMsgHead*)(*pBuf))->vgId = htonl(pReq->upstreamNodeId);
ASSERT(((SMsgHead*)(*pBuf))->vgId != 0);
SStreamDispatchRsp* pDispatchRsp = POINTER_SHIFT((*pBuf), sizeof(SMsgHead));
pDispatchRsp->stage = htobe64(pReq->stage);
pDispatchRsp->msgId = htonl(pReq->msgId);
pDispatchRsp->inputStatus = status;
pDispatchRsp->streamId = htobe64(pReq->streamId);
pDispatchRsp->upstreamNodeId = htonl(pReq->upstreamNodeId);
pDispatchRsp->upstreamTaskId = htonl(pReq->upstreamTaskId);
pDispatchRsp->downstreamNodeId = htonl(pTask->info.nodeId);
pDispatchRsp->downstreamTaskId = htonl(pTask->id.taskId);
return TSDB_CODE_SUCCESS;
}
static int32_t streamTaskAppendInputBlocks(SStreamTask* pTask, const SStreamDispatchReq* pReq) {
int8_t status = 0;
SStreamDataBlock* pBlock = createStreamBlockFromDispatchMsg(pReq, pReq->type, pReq->srcVgId);
if (pBlock == NULL) {
streamTaskInputFail(pTask);
status = TASK_INPUT_STATUS__FAILED;
stError("vgId:%d, s-task:%s failed to receive dispatch msg, reason: out of memory", pTask->pMeta->vgId,
pTask->id.idStr);
} else {
if (pBlock->type == STREAM_INPUT__TRANS_STATE) {
pTask->status.appendTranstateBlock = true;
}
int32_t code = streamTaskPutDataIntoInputQ(pTask, (SStreamQueueItem*)pBlock);
// input queue is full, upstream is blocked now
status = (code == TSDB_CODE_SUCCESS) ? TASK_INPUT_STATUS__NORMAL : TASK_INPUT_STATUS__BLOCKED;
}
return status;
}
int32_t streamTaskEnqueueRetrieve(SStreamTask* pTask, SStreamRetrieveReq* pReq) {
SStreamDataBlock* pData = taosAllocateQitem(sizeof(SStreamDataBlock), DEF_QITEM, sizeof(SStreamDataBlock));
int8_t status = TASK_INPUT_STATUS__NORMAL;
// enqueue
if (pData != NULL) {
stDebug("s-task:%s (child %d) recv retrieve req from task:0x%x(vgId:%d), reqId:0x%" PRIx64, pTask->id.idStr,
pTask->info.selfChildId, pReq->srcTaskId, pReq->srcNodeId, pReq->reqId);
pData->type = STREAM_INPUT__DATA_RETRIEVE;
pData->srcVgId = 0;
streamRetrieveReqToData(pReq, pData);
if (streamTaskPutDataIntoInputQ(pTask, (SStreamQueueItem*)pData) == 0) {
status = TASK_INPUT_STATUS__NORMAL;
} else {
status = TASK_INPUT_STATUS__FAILED;
}
} else { // todo handle oom
/*streamTaskInputFail(pTask);*/
/*status = TASK_INPUT_STATUS__FAILED;*/
}
return status == TASK_INPUT_STATUS__NORMAL ? 0 : -1;
}
int32_t streamProcessDispatchMsg(SStreamTask* pTask, SStreamDispatchReq* pReq, SRpcMsg* pRsp) {
int32_t status = 0;
SStreamMeta* pMeta = pTask->pMeta;
const char* id = pTask->id.idStr;
stDebug("s-task:%s receive dispatch msg from taskId:0x%x(vgId:%d), msgLen:%" PRId64 ", msgId:%d", id,
pReq->upstreamTaskId, pReq->upstreamNodeId, pReq->totalLen, pReq->msgId);
SStreamChildEpInfo* pInfo = streamTaskGetUpstreamTaskEpInfo(pTask, pReq->upstreamTaskId);
ASSERT(pInfo != NULL);
if (pMeta->role == NODE_ROLE_FOLLOWER) {
stError("s-task:%s task on follower received dispatch msgs, dispatch msg rejected", id);
status = TASK_INPUT_STATUS__REFUSED;
} else {
if (pReq->stage > pInfo->stage) {
// upstream task has restarted/leader-follower switch/transferred to other dnodes
stError("s-task:%s upstream task:0x%x (vgId:%d) has restart/leader-switch/vnode-transfer, prev stage:%" PRId64
", current:%" PRId64 " dispatch msg rejected",
id, pReq->upstreamTaskId, pReq->upstreamNodeId, pInfo->stage, pReq->stage);
status = TASK_INPUT_STATUS__REFUSED;
} else {
if (!pInfo->dataAllowed) {
stWarn("s-task:%s data from task:0x%x is denied, since inputQ is closed for it", id, pReq->upstreamTaskId);
status = TASK_INPUT_STATUS__BLOCKED;
} else {
// This task has received the checkpoint req from the upstream task, from which all the messages should be
// blocked. Note that there is no race condition here.
if (pReq->type == STREAM_INPUT__CHECKPOINT_TRIGGER) {
atomic_add_fetch_32(&pTask->upstreamInfo.numOfClosed, 1);
streamTaskCloseUpstreamInput(pTask, pReq->upstreamTaskId);
stDebug("s-task:%s close inputQ for upstream:0x%x, msgId:%d", id, pReq->upstreamTaskId, pReq->msgId);
} else if (pReq->type == STREAM_INPUT__TRANS_STATE) {
atomic_add_fetch_32(&pTask->upstreamInfo.numOfClosed, 1);
streamTaskCloseUpstreamInput(pTask, pReq->upstreamTaskId);
// disable the related stream task here to avoid it to receive the newly arrived data after the transfer-state
STaskId* pRelTaskId = &pTask->streamTaskId;
SStreamTask* pStreamTask = streamMetaAcquireTask(pMeta, pRelTaskId->streamId, pRelTaskId->taskId);
if (pStreamTask != NULL) {
atomic_add_fetch_32(&pStreamTask->upstreamInfo.numOfClosed, 1);
streamTaskCloseUpstreamInput(pStreamTask, pReq->upstreamRelTaskId);
streamMetaReleaseTask(pMeta, pStreamTask);
}
stDebug("s-task:%s close inputQ for upstream:0x%x since trans-state msgId:%d recv, rel stream-task:0x%" PRIx64
" close inputQ for upstream:0x%x",
id, pReq->upstreamTaskId, pReq->msgId, pTask->streamTaskId.taskId, pReq->upstreamRelTaskId);
}
status = streamTaskAppendInputBlocks(pTask, pReq);
}
}
}
// disable the data from upstream tasks
// if (streamTaskGetStatus(pTask)->state == TASK_STATUS__HALT) {
// status = TASK_INPUT_STATUS__BLOCKED;
// }
{
// do send response with the input status
int32_t code = buildDispatchRsp(pTask, pReq, status, &pRsp->pCont);
if (code != TSDB_CODE_SUCCESS) {
stError("s-task:%s failed to build dispatch rsp, msgId:%d, code:%s", id, pReq->msgId, tstrerror(code));
terrno = code;
return code;
}
pRsp->contLen = sizeof(SMsgHead) + sizeof(SStreamDispatchRsp);
tmsgSendRsp(pRsp);
}
streamSchedExec(pTask);
return 0;
}
int32_t streamProcessRetrieveReq(SStreamTask* pTask, SStreamRetrieveReq* pReq) {
int32_t code = streamTaskEnqueueRetrieve(pTask, pReq);
if(code != 0){
return code;
}
return streamSchedExec(pTask);
}
void streamTaskInputFail(SStreamTask* pTask) { atomic_store_8(&pTask->inputq.status, TASK_INPUT_STATUS__FAILED); }
SStreamChildEpInfo* streamTaskGetUpstreamTaskEpInfo(SStreamTask* pTask, int32_t taskId) {
int32_t num = taosArrayGetSize(pTask->upstreamInfo.pList);
for (int32_t i = 0; i < num; ++i) {
SStreamChildEpInfo* pInfo = taosArrayGetP(pTask->upstreamInfo.pList, i);
if (pInfo->taskId == taskId) {
return pInfo;
}
}
stError("s-task:%s failed to find upstream task:0x%x", pTask->id.idStr, taskId);
return NULL;
}

26
source/libs/stream/src/streamCheckStatus.c
View File

@ -342,11 +342,8 @@ int32_t streamTaskCompleteCheckRsp(STaskCheckInfo* pInfo, bool lock, const char*
}
if (!pInfo->inCheckProcess) {
// stWarn("s-task:%s already not in-check-procedure", id);
}
int64_t el = (pInfo->startTs != 0) ? (taosGetTimestampMs() - pInfo->startTs) : 0;
stDebug("s-task:%s clear the in check-rsp flag, not in check-rsp anymore, elapsed time:%" PRId64 " ms", id, el);
stDebug("s-task:%s clear the in check-rsp flag, set the check-rsp done, elapsed time:%" PRId64 " ms", id, el);
pInfo->startTs = 0;
pInfo->timeoutStartTs = 0;
@ -358,6 +355,9 @@ int32_t streamTaskCompleteCheckRsp(STaskCheckInfo* pInfo, bool lock, const char*
pInfo->timeoutRetryCount = 0;
taosArrayClear(pInfo->pList);
} else {
stDebug("s-task:%s already not in check-rsp procedure", id);
}
if (lock) {
taosThreadMutexUnlock(&pInfo->checkInfoLock);
@ -527,23 +527,7 @@ void handleNotReadyDownstreamTask(SStreamTask* pTask, SArray* pNotReadyList) {
// The restart of all tasks requires that all tasks should not have active timer for now. Therefore, the execution
// of restart in timer thread will result in a dead lock.
int32_t addDownstreamFailedStatusResultAsync(SMsgCb* pMsgCb, int32_t vgId, int64_t streamId, int32_t taskId) {
SStreamTaskRunReq* pRunReq = rpcMallocCont(sizeof(SStreamTaskRunReq));
if (pRunReq == NULL) {
terrno = TSDB_CODE_OUT_OF_MEMORY;
stError("vgId:%d failed to create msg to stop tasks async, code:%s", vgId, terrstr());
return -1;
}
stDebug("vgId:%d create msg add failed s-task:0x%x", vgId, taskId);
pRunReq->head.vgId = vgId;
pRunReq->streamId = streamId;
pRunReq->taskId = taskId;
pRunReq->reqType = STREAM_EXEC_T_ADD_FAILED_TASK;
SRpcMsg msg = {.msgType = TDMT_STREAM_TASK_RUN, .pCont = pRunReq, .contLen = sizeof(SStreamTaskRunReq)};
tmsgPutToQueue(pMsgCb, STREAM_QUEUE, &msg);
return 0;
return streamTaskSchedTask(pMsgCb, vgId, streamId, taskId, STREAM_EXEC_T_ADD_FAILED_TASK);
}
// this function is executed in timer thread

10
source/libs/stream/src/streamCheckpoint.c
View File

@ -30,8 +30,8 @@ typedef struct {
static int32_t downloadCheckpointDataByName(const char* id, const char* fname, const char* dstName);
static int32_t deleteCheckpointFile(const char* id, const char* name);
static int32_t streamTaskBackupCheckpoint(char* id, char* path);
static int32_t deleteCheckpoint(char* id);
static int32_t streamTaskBackupCheckpoint(const char* id, const char* path);
static int32_t deleteCheckpoint(const char* id);
int32_t tEncodeStreamCheckpointSourceReq(SEncoder* pEncoder, const SStreamCheckpointSourceReq* pReq) {
if (tStartEncode(pEncoder) < 0) return -1;
@ -578,7 +578,7 @@ int32_t streamTaskBuildCheckpoint(SStreamTask* pTask) {
return code;
}
static int32_t uploadCheckpointToS3(char* id, char* path) {
static int32_t uploadCheckpointToS3(const char* id, const char* path) {
TdDirPtr pDir = taosOpenDir(path);
if (pDir == NULL) return -1;
@ -631,7 +631,7 @@ ECHECKPOINT_BACKUP_TYPE streamGetCheckpointBackupType() {
}
}
int32_t streamTaskBackupCheckpoint(char* id, char* path) {
int32_t streamTaskBackupCheckpoint(const char* id, const char* path) {
if (id == NULL || path == NULL || strlen(id) == 0 || strlen(path) == 0 || strlen(path) >= PATH_MAX) {
stError("streamTaskBackupCheckpoint parameters invalid");
return -1;
@ -675,7 +675,7 @@ int32_t streamTaskDownloadCheckpointData(char* id, char* path) {
return 0;
}
int32_t deleteCheckpoint(char* id) {
int32_t deleteCheckpoint(const char* id) {
if (id == NULL || strlen(id) == 0) {
stError("deleteCheckpoint parameters invalid");
return -1;

123
source/libs/stream/src/streamDispatch.c
View File

@ -1137,6 +1137,129 @@ int32_t streamProcessDispatchRsp(SStreamTask* pTask, SStreamDispatchRsp* pRsp, i
return 0;
}
static int32_t buildDispatchRsp(const SStreamTask* pTask, const SStreamDispatchReq* pReq, int32_t status, void** pBuf) {
*pBuf = rpcMallocCont(sizeof(SMsgHead) + sizeof(SStreamDispatchRsp));
if (*pBuf == NULL) {
return TSDB_CODE_OUT_OF_MEMORY;
}
((SMsgHead*)(*pBuf))->vgId = htonl(pReq->upstreamNodeId);
ASSERT(((SMsgHead*)(*pBuf))->vgId != 0);
SStreamDispatchRsp* pDispatchRsp = POINTER_SHIFT((*pBuf), sizeof(SMsgHead));
pDispatchRsp->stage = htobe64(pReq->stage);
pDispatchRsp->msgId = htonl(pReq->msgId);
pDispatchRsp->inputStatus = status;
pDispatchRsp->streamId = htobe64(pReq->streamId);
pDispatchRsp->upstreamNodeId = htonl(pReq->upstreamNodeId);
pDispatchRsp->upstreamTaskId = htonl(pReq->upstreamTaskId);
pDispatchRsp->downstreamNodeId = htonl(pTask->info.nodeId);
pDispatchRsp->downstreamTaskId = htonl(pTask->id.taskId);
return TSDB_CODE_SUCCESS;
}
static int32_t streamTaskAppendInputBlocks(SStreamTask* pTask, const SStreamDispatchReq* pReq) {
int8_t status = 0;
SStreamDataBlock* pBlock = createStreamBlockFromDispatchMsg(pReq, pReq->type, pReq->srcVgId);
if (pBlock == NULL) {
streamTaskInputFail(pTask);
status = TASK_INPUT_STATUS__FAILED;
stError("vgId:%d, s-task:%s failed to receive dispatch msg, reason: out of memory", pTask->pMeta->vgId,
pTask->id.idStr);
} else {
if (pBlock->type == STREAM_INPUT__TRANS_STATE) {
pTask->status.appendTranstateBlock = true;
}
int32_t code = streamTaskPutDataIntoInputQ(pTask, (SStreamQueueItem*)pBlock);
// input queue is full, upstream is blocked now
status = (code == TSDB_CODE_SUCCESS) ? TASK_INPUT_STATUS__NORMAL : TASK_INPUT_STATUS__BLOCKED;
}
return status;
}
int32_t streamProcessDispatchMsg(SStreamTask* pTask, SStreamDispatchReq* pReq, SRpcMsg* pRsp) {
int32_t status = 0;
SStreamMeta* pMeta = pTask->pMeta;
const char* id = pTask->id.idStr;
stDebug("s-task:%s receive dispatch msg from taskId:0x%x(vgId:%d), msgLen:%" PRId64 ", msgId:%d", id,
pReq->upstreamTaskId, pReq->upstreamNodeId, pReq->totalLen, pReq->msgId);
SStreamChildEpInfo* pInfo = streamTaskGetUpstreamTaskEpInfo(pTask, pReq->upstreamTaskId);
ASSERT(pInfo != NULL);
if (pMeta->role == NODE_ROLE_FOLLOWER) {
stError("s-task:%s task on follower received dispatch msgs, dispatch msg rejected", id);
status = TASK_INPUT_STATUS__REFUSED;
} else {
if (pReq->stage > pInfo->stage) {
// upstream task has restarted/leader-follower switch/transferred to other dnodes
stError("s-task:%s upstream task:0x%x (vgId:%d) has restart/leader-switch/vnode-transfer, prev stage:%" PRId64
", current:%" PRId64 " dispatch msg rejected",
id, pReq->upstreamTaskId, pReq->upstreamNodeId, pInfo->stage, pReq->stage);
status = TASK_INPUT_STATUS__REFUSED;
} else {
if (!pInfo->dataAllowed) {
stWarn("s-task:%s data from task:0x%x is denied, since inputQ is closed for it", id, pReq->upstreamTaskId);
status = TASK_INPUT_STATUS__BLOCKED;
} else {
// This task has received the checkpoint req from the upstream task, from which all the messages should be
// blocked. Note that there is no race condition here.
if (pReq->type == STREAM_INPUT__CHECKPOINT_TRIGGER) {
atomic_add_fetch_32(&pTask->upstreamInfo.numOfClosed, 1);
streamTaskCloseUpstreamInput(pTask, pReq->upstreamTaskId);
stDebug("s-task:%s close inputQ for upstream:0x%x, msgId:%d", id, pReq->upstreamTaskId, pReq->msgId);
} else if (pReq->type == STREAM_INPUT__TRANS_STATE) {
atomic_add_fetch_32(&pTask->upstreamInfo.numOfClosed, 1);
streamTaskCloseUpstreamInput(pTask, pReq->upstreamTaskId);
// disable the related stream task here to avoid it to receive the newly arrived data after the transfer-state
STaskId* pRelTaskId = &pTask->streamTaskId;
SStreamTask* pStreamTask = streamMetaAcquireTask(pMeta, pRelTaskId->streamId, pRelTaskId->taskId);
if (pStreamTask != NULL) {
atomic_add_fetch_32(&pStreamTask->upstreamInfo.numOfClosed, 1);
streamTaskCloseUpstreamInput(pStreamTask, pReq->upstreamRelTaskId);
streamMetaReleaseTask(pMeta, pStreamTask);
}
stDebug("s-task:%s close inputQ for upstream:0x%x since trans-state msgId:%d recv, rel stream-task:0x%" PRIx64
" close inputQ for upstream:0x%x",
id, pReq->upstreamTaskId, pReq->msgId, pTask->streamTaskId.taskId, pReq->upstreamRelTaskId);
}
status = streamTaskAppendInputBlocks(pTask, pReq);
}
}
}
// disable the data from upstream tasks
// if (streamTaskGetStatus(pTask)->state == TASK_STATUS__HALT) {
// status = TASK_INPUT_STATUS__BLOCKED;
// }
{
// do send response with the input status
int32_t code = buildDispatchRsp(pTask, pReq, status, &pRsp->pCont);
if (code != TSDB_CODE_SUCCESS) {
stError("s-task:%s failed to build dispatch rsp, msgId:%d, code:%s", id, pReq->msgId, tstrerror(code));
terrno = code;
return code;
}
pRsp->contLen = sizeof(SMsgHead) + sizeof(SStreamDispatchRsp);
tmsgSendRsp(pRsp);
}
streamSchedExec(pTask);
return 0;
}
int32_t tEncodeStreamTaskUpdateMsg(SEncoder* pEncoder, const SStreamTaskNodeUpdateMsg* pMsg) {
if (tStartEncode(pEncoder) < 0) return -1;
if (tEncodeI64(pEncoder, pMsg->streamId) < 0) return -1;

26
source/libs/stream/src/streamMeta.c
View File

@ -1216,7 +1216,7 @@ void metaHbToMnode(void* param, void* tmrId) {
}
// need to stop, stop now
if (pMeta->pHbInfo->stopFlag == STREAM_META_WILL_STOP) {
if (pMeta->pHbInfo->stopFlag == STREAM_META_WILL_STOP) { // todo refactor: not need this now, use closeFlag in Meta
pMeta->pHbInfo->stopFlag = STREAM_META_OK_TO_STOP;
stDebug("vgId:%d jump out of meta timer", pMeta->vgId);
taosReleaseRef(streamMetaId, rid);
@ -1307,7 +1307,7 @@ void streamMetaNotifyClose(SStreamMeta* pMeta) {
}
}
stDebug("vgId:%d start to check all tasks", vgId);
stDebug("vgId:%d start to check all tasks for closing", vgId);
int64_t st = taosGetTimestampMs();
while (streamMetaTaskInTimer(pMeta)) {
@ -1758,3 +1758,25 @@ int32_t streamMetaAddFailedTask(SStreamMeta* pMeta, int64_t streamId, int32_t ta
return code;
}
void streamMetaAddIntoUpdateTaskList(SStreamMeta* pMeta, SStreamTask* pTask, SStreamTask* pHTask, int32_t transId,
int64_t startTs) {
const char* id = pTask->id.idStr;
int32_t vgId = pTask->pMeta->vgId;
// keep the already updated info
STaskUpdateEntry entry = {.streamId = pTask->id.streamId, .taskId = pTask->id.taskId, .transId = transId};
taosHashPut(pMeta->updateInfo.pTasks, &entry, sizeof(entry), NULL, 0);
int64_t el = taosGetTimestampMs() - startTs;
if (pHTask != NULL) {
STaskUpdateEntry hEntry = {.streamId = pHTask->id.streamId, .taskId = pHTask->id.taskId, .transId = transId};
taosHashPut(pMeta->updateInfo.pTasks, &hEntry, sizeof(hEntry), NULL, 0);
stDebug("s-task:%s vgId:%d transId:%d task nodeEp update completed, streamTask/hTask closed, elapsed:%" PRId64
" ms", id, vgId, transId, el);
} else {
stDebug("s-task:%s vgId:%d transId:%d task nodeEp update completed, streamTask closed, elapsed time:%" PRId64 "ms",
id, vgId, transId, el);
}
}

2
source/libs/stream/src/streamQueue.c
View File

@ -425,3 +425,5 @@ void streamTaskPutbackToken(STokenBucket* pBucket) {
void streamTaskConsumeQuota(STokenBucket* pBucket, int32_t bytes) {
pBucket->quotaRemain -= SIZE_IN_MiB(bytes);
}
void streamTaskInputFail(SStreamTask* pTask) { atomic_store_8(&pTask->inputq.status, TASK_INPUT_STATUS__FAILED); }

129
source/libs/stream/src/streamSched.c Normal file
View File

@ -0,0 +1,129 @@
/*
* 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 "streamInt.h"
#include "ttimer.h"
static void streamSchedByTimer(void* param, void* tmrId) {
SStreamTask* pTask = (void*)param;
const char* id = pTask->id.idStr;
int32_t nextTrigger = (int32_t)pTask->info.triggerParam;
int8_t status = atomic_load_8(&pTask->schedInfo.status);
stTrace("s-task:%s in scheduler, trigger status:%d, next:%dms", id, status, nextTrigger);
if (streamTaskShouldStop(pTask) || streamTaskShouldPause(pTask)) {
stDebug("s-task:%s jump out of schedTimer", id);
return;
}
if (streamTaskGetStatus(pTask)->state == TASK_STATUS__CK) {
stDebug("s-task:%s in checkpoint procedure, not retrieve result, next:%dms", id, nextTrigger);
} else {
if (status == TASK_TRIGGER_STATUS__ACTIVE) {
SStreamTrigger* pTrigger = taosAllocateQitem(sizeof(SStreamTrigger), DEF_QITEM, 0);
if (pTrigger == NULL) {
stError("s-task:%s failed to prepare retrieve data trigger, code:%s, try again in %dms", id, "out of memory",
nextTrigger);
taosTmrReset(streamSchedByTimer, nextTrigger, pTask, streamTimer, &pTask->schedInfo.pDelayTimer);
return;
}
pTrigger->type = STREAM_INPUT__GET_RES;
pTrigger->pBlock = taosMemoryCalloc(1, sizeof(SSDataBlock));
if (pTrigger->pBlock == NULL) {
taosFreeQitem(pTrigger);
stError("s-task:%s failed to prepare retrieve data trigger, code:%s, try again in %dms", id, "out of memory",
nextTrigger);
taosTmrReset(streamSchedByTimer, nextTrigger, pTask, streamTimer, &pTask->schedInfo.pDelayTimer);
return;
}
atomic_store_8(&pTask->schedInfo.status, TASK_TRIGGER_STATUS__INACTIVE);
pTrigger->pBlock->info.type = STREAM_GET_ALL;
int32_t code = streamTaskPutDataIntoInputQ(pTask, (SStreamQueueItem*)pTrigger);
if (code != TSDB_CODE_SUCCESS) {
taosTmrReset(streamSchedByTimer, nextTrigger, pTask, streamTimer, &pTask->schedInfo.pDelayTimer);
return;
}
streamSchedExec(pTask);
}
}
taosTmrReset(streamSchedByTimer, nextTrigger, pTask, streamTimer, &pTask->schedInfo.pDelayTimer);
}
int32_t streamSetupScheduleTrigger(SStreamTask* pTask) {
if (pTask->info.triggerParam != 0 && pTask->info.fillHistory == 0) {
int32_t ref = atomic_add_fetch_32(&pTask->refCnt, 1);
ASSERT(ref == 2 && pTask->schedInfo.pDelayTimer == NULL);
stDebug("s-task:%s setup scheduler trigger, delay:%" PRId64 " ms", pTask->id.idStr, pTask->info.triggerParam);
pTask->schedInfo.pDelayTimer = taosTmrStart(streamSchedByTimer, (int32_t)pTask->info.triggerParam, pTask, streamTimer);
pTask->schedInfo.status = TASK_TRIGGER_STATUS__INACTIVE;
}
return 0;
}
int32_t streamSchedExec(SStreamTask* pTask) {
if (streamTaskSetSchedStatusWait(pTask)) {
SStreamTaskRunReq* pRunReq = rpcMallocCont(sizeof(SStreamTaskRunReq));
if (pRunReq == NULL) {
terrno = TSDB_CODE_OUT_OF_MEMORY;
/*int8_t status = */streamTaskSetSchedStatusInactive(pTask);
stError("failed to create msg to aunch s-task:%s, reason out of memory", pTask->id.idStr);
return -1;
}
pRunReq->head.vgId = pTask->info.nodeId;
pRunReq->streamId = pTask->id.streamId;
pRunReq->taskId = pTask->id.taskId;
stDebug("trigger to run s-task:%s", pTask->id.idStr);
SRpcMsg msg = {.msgType = TDMT_STREAM_TASK_RUN, .pCont = pRunReq, .contLen = sizeof(SStreamTaskRunReq)};
tmsgPutToQueue(pTask->pMsgCb, STREAM_QUEUE, &msg);
} else {
stTrace("s-task:%s not launch task since sched status:%d", pTask->id.idStr, pTask->status.schedStatus);
}
return 0;
}
int32_t streamTaskSchedTask(SMsgCb* pMsgCb, int32_t vgId, int64_t streamId, int32_t taskId, int32_t execType) {
SStreamTaskRunReq* pRunReq = rpcMallocCont(sizeof(SStreamTaskRunReq));
if (pRunReq == NULL) {
terrno = TSDB_CODE_OUT_OF_MEMORY;
stError("vgId:%d failed to create msg to start stream task:0x%x, type:%d, code:%s", vgId, taskId, execType,
terrstr());
return -1;
}
stDebug("vgId:%d create msg to start stream task:0x%x", vgId, taskId);
pRunReq->head.vgId = vgId;
pRunReq->streamId = streamId;
pRunReq->taskId = taskId;
pRunReq->reqType = execType;
SRpcMsg msg = {.msgType = TDMT_STREAM_TASK_RUN, .pCont = pRunReq, .contLen = sizeof(SStreamTaskRunReq)};
tmsgPutToQueue(pMsgCb, STREAM_QUEUE, &msg);
return TSDB_CODE_SUCCESS;
}

52
source/libs/stream/src/streamTask.c
View File

@ -992,3 +992,55 @@ int32_t streamTaskSendCheckpointReq(SStreamTask* pTask) {
tmsgSendReq(&pTask->info.mnodeEpset, &msg);
return 0;
}
SStreamChildEpInfo* streamTaskGetUpstreamTaskEpInfo(SStreamTask* pTask, int32_t taskId) {
int32_t num = taosArrayGetSize(pTask->upstreamInfo.pList);
for (int32_t i = 0; i < num; ++i) {
SStreamChildEpInfo* pInfo = taosArrayGetP(pTask->upstreamInfo.pList, i);
if (pInfo->taskId == taskId) {
return pInfo;
}
}
stError("s-task:%s failed to find upstream task:0x%x", pTask->id.idStr, taskId);
return NULL;
}
char* createStreamTaskIdStr(int64_t streamId, int32_t taskId) {
char buf[128] = {0};
sprintf(buf, "0x%" PRIx64 "-0x%x", streamId, taskId);
return taosStrdup(buf);
}
static int32_t streamTaskEnqueueRetrieve(SStreamTask* pTask, SStreamRetrieveReq* pReq) {
SStreamDataBlock* pData = taosAllocateQitem(sizeof(SStreamDataBlock), DEF_QITEM, sizeof(SStreamDataBlock));
int8_t status = TASK_INPUT_STATUS__NORMAL;
// enqueue
if (pData != NULL) {
stDebug("s-task:%s (child %d) recv retrieve req from task:0x%x(vgId:%d), reqId:0x%" PRIx64, pTask->id.idStr,
pTask->info.selfChildId, pReq->srcTaskId, pReq->srcNodeId, pReq->reqId);
pData->type = STREAM_INPUT__DATA_RETRIEVE;
pData->srcVgId = 0;
streamRetrieveReqToData(pReq, pData);
if (streamTaskPutDataIntoInputQ(pTask, (SStreamQueueItem*)pData) == 0) {
status = TASK_INPUT_STATUS__NORMAL;
} else {
status = TASK_INPUT_STATUS__FAILED;
}
} else { // todo handle oom
/*streamTaskInputFail(pTask);*/
/*status = TASK_INPUT_STATUS__FAILED;*/
}
return status == TASK_INPUT_STATUS__NORMAL ? 0 : -1;
}
int32_t streamProcessRetrieveReq(SStreamTask* pTask, SStreamRetrieveReq* pReq) {
int32_t code = streamTaskEnqueueRetrieve(pTask, pReq);
if(code != 0){
return code;
}
return streamSchedExec(pTask);
}

40
source/libs/stream/src/streamTimer.c Normal file
View File

@ -0,0 +1,40 @@
/*
* 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 "streamInt.h"
#include "ttimer.h"
void* streamTimer = NULL;
int32_t streamTimerInit() {
streamTimer = taosTmrInit(1000, 100, 10000, "STREAM");
if (streamTimer == NULL) {
stError("init stream timer failed, code:%s", tstrerror(terrno));
return -1;
}
stInfo("init stream timer, %p", streamTimer);
return 0;
}
void streamTimerCleanUp() {
stInfo("cleanup stream timer, %p", streamTimer);
taosTmrCleanUp(streamTimer);
streamTimer = NULL;
}
tmr_h streamTimerGetInstance() {
return streamTimer;
}