Merge pull request #21320 from taosdata/fix/TD-24167

pause source task

source/dnode/mnode/impl/src/mndStream.c

@@ -1306,7 +1306,7 @@ int32_t mndPauseAllStreamTasks(STrans *pTrans, SStreamObj *pStream) {
     int32_t sz = taosArrayGetSize(pTasks);
     for (int32_t j = 0; j < sz; j++) {
       SStreamTask *pTask = taosArrayGetP(pTasks, j);
-      if (mndPauseStreamTask(pTrans, pTask) < 0) {
+      if (pTask->taskLevel == TASK_LEVEL__SOURCE && mndPauseStreamTask(pTrans, pTask) < 0) {
         return -1;
       }
     }
@@ -1430,7 +1430,7 @@ int32_t mndResumeAllStreamTasks(STrans *pTrans, SStreamObj *pStream, int8_t igUn
     int32_t sz = taosArrayGetSize(pTasks);
     for (int32_t j = 0; j < sz; j++) {
       SStreamTask *pTask = taosArrayGetP(pTasks, j);
-      if (mndResumeStreamTask(pTrans, pTask, igUntreated) < 0) {
+      if (pTask->taskLevel == TASK_LEVEL__SOURCE && mndResumeStreamTask(pTrans, pTask, igUntreated) < 0) {
         return -1;
       }
     }

source/libs/stream/src/streamExec.c

@@ -35,7 +35,7 @@ static int32_t streamTaskExecImpl(SStreamTask* pTask, const void* data, SArray*
 
   while (pTask->taskLevel == TASK_LEVEL__SOURCE) {
     int8_t status = atomic_load_8(&pTask->status.taskStatus);
-    if (status != TASK_STATUS__NORMAL) {
+    if (status != TASK_STATUS__NORMAL && status != TASK_STATUS__PAUSE) {
       qError("stream task wait for the end of fill history, s-task:%s, status:%d", pTask->id.idStr,
              atomic_load_8(&pTask->status.taskStatus));
       taosMsleep(2);
@@ -408,7 +408,7 @@ int32_t streamTryExec(SStreamTask* pTask) {
     atomic_store_8(&pTask->status.schedStatus, TASK_SCHED_STATUS__INACTIVE);
     qDebug("s-task:%s exec completed", pTask->id.idStr);
 
-    if (!taosQueueEmpty(pTask->inputQueue->queue) && (!streamTaskShouldStop(&pTask->status))) {
+    if (!taosQueueEmpty(pTask->inputQueue->queue) && (!streamTaskShouldStop(&pTask->status)) && (!streamTaskShouldPause(&pTask->status))) {
       streamSchedExec(pTask);
     }
   }