#4703

Committed 01 Sep 2025 11:36AM UTC coverage: 58.16% (-0.9%) from 59.056%

Build # #4703

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push

travis-ci

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web-flow

Commit Message

Merge pull request #32834 from taosdata/docs/wangxu/simplify-get-started

refactor: simplify get started

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61.93

/source/dnode/snode/src/snode.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/>.
 */

#include "executor.h"
#include "sndInt.h"
#include "tdatablock.h"
#include "tuuid.h"
#include "stream.h"
#include "streamRunner.h"

// clang-format off
#define sndError(...) do {  if (sndDebugFlag & DEBUG_ERROR) { taosPrintLog("SND ERROR ", DEBUG_ERROR, sndDebugFlag, __VA_ARGS__);}} while (0)
#define sndInfo(...)  do {  if (sndDebugFlag & DEBUG_INFO)  { taosPrintLog("SND INFO  ", DEBUG_INFO,  sndDebugFlag, __VA_ARGS__);}} while (0)
#define sndDebug(...) do {  if (sndDebugFlag & DEBUG_DEBUG) { taosPrintLog("SND DEBUG ", DEBUG_DEBUG, sndDebugFlag, __VA_ARGS__);}} while (0)

SSnode *sndOpen(const char *path, const SSnodeOpt *pOption) {
  int32_t code = 0;
  SSnode *pSnode = taosMemoryCalloc(1, sizeof(SSnode));
  if (pSnode == NULL) {
    return NULL;
  }

  pSnode->msgCb = pOption->msgCb;

  return pSnode;
}

int32_t sndInit(SSnode *pSnode) {
  streamSetSnodeEnabled(&pSnode->msgCb);
  return 0;
}

void sndClose(SSnode *pSnode) {
  streamSetSnodeDisabled(false);
  taosMemoryFree(pSnode);
}

static int32_t handleTriggerCalcReq(SSnode* pSnode, void* pWorkerCb, SRpcMsg* pRpcMsg) {
  SSTriggerCalcRequest req = {0};
  SStreamRunnerTask* pTask = NULL;
  void* taskAddr = NULL;
  int32_t code = 0, lino = 0;
  TAOS_CHECK_EXIT(tDeserializeSTriggerCalcRequest(POINTER_SHIFT(pRpcMsg->pCont, sizeof(SMsgHead)), pRpcMsg->contLen - sizeof(SMsgHead), &req));
  TAOS_CHECK_EXIT(streamAcquireTask(req.streamId, req.runnerTaskId, (SStreamTask**)&pTask, &taskAddr));

  req.brandNew = true;
  req.execId = -1;
  pTask->msgCb = pSnode->msgCb;
  //pTask->pMsgCb = &pSnode->msgCb;
  pTask->pWorkerCb = pWorkerCb;
  req.curWinIdx = 0;
  TAOS_CHECK_EXIT(stRunnerTaskExecute(pTask, &req));

_exit:

  tDestroySTriggerCalcRequest(&req);
  SRpcMsg rsp = {.code = code, .msgType = TDMT_STREAM_TRIGGER_CALC_RSP, .contLen = 0, .pCont = NULL, .info = pRpcMsg->info};
  rpcSendResponse(&rsp);

  streamReleaseTask(taskAddr);

  if (code) {
    sndError("%s failed at line %d, error:%s", __FUNCTION__, lino, tstrerror(code));
  }
  
  return code;
}

static int32_t handleSyncDeleteCheckPointReq(SSnode* pSnode, SRpcMsg* pRpcMsg) {
  int64_t streamId = *(int64_t*)POINTER_SHIFT(pRpcMsg->pCont, sizeof(SMsgHead));
  streamDeleteCheckPoint(streamId);
  return 0;
}

static int32_t handleSyncWriteCheckPointReq(SSnode* pSnode, SRpcMsg* pRpcMsg) {
  int32_t ver = *(int32_t*)POINTER_SHIFT(pRpcMsg->pCont, sizeof(SMsgHead) + INT_BYTES);
  int64_t streamId = *(int64_t*)POINTER_SHIFT(pRpcMsg->pCont, sizeof(SMsgHead) + 2 * INT_BYTES);
  SRpcMsg rsp = {.code = 0, .msgType = TDMT_STREAM_SYNC_CHECKPOINT_RSP, .info = pRpcMsg->info};

  stDebug("[checkpoint] handleSyncWriteCheckPointReq streamId:%" PRIx64 ",ver:%d", streamId, ver);
  void*   data = NULL;
  int64_t dataLen = 0;
  int32_t code = streamReadCheckPoint(streamId, &data, &dataLen);
  if (code != 0 || (terrno == TAOS_SYSTEM_ERROR(ENOENT) && ver == -1)){
    goto end;
  }
  if (terrno == TAOS_SYSTEM_ERROR(ENOENT) || ver > *(int32_t*)POINTER_SHIFT(data, INT_BYTES)) {
    int32_t ret = streamWriteCheckPoint(streamId, POINTER_SHIFT(pRpcMsg->pCont, sizeof(SMsgHead)), pRpcMsg->contLen - sizeof(SMsgHead));
    stDebug("[checkpoint] streamId:%" PRIx64 ", checkpoint local updated, ver:%d, dataLen:%" PRId64 ", ret:%d", streamId, ver, dataLen, ret);
  }
  if (terrno == TAOS_SYSTEM_ERROR(ENOENT) || ver >= *(int32_t*)POINTER_SHIFT(data, INT_BYTES)) {
    stDebug("[checkpoint] streamId:%" PRIx64 ", checkpoint no need send back, ver:%d, dataLen:%" PRId64, streamId, ver, dataLen);
    dataLen = 0;
    taosMemoryFreeClear(data);
  }
  
end:
  if (data == NULL) {
    rsp.contLen = 2 * INT_BYTES + LONG_BYTES;
    rsp.pCont = rpcMallocCont(rsp.contLen);
    if (rsp.pCont == NULL) {
      rsp.code = TSDB_CODE_OUT_OF_MEMORY;
    } else {
      *(int32_t*)(POINTER_SHIFT(rsp.pCont, INT_BYTES)) = -1;  // no checkpoint
      *(int64_t*)(POINTER_SHIFT(rsp.pCont, 2 * INT_BYTES)) = streamId;
    }
  } else {
    rsp.pCont = rpcMallocCont(dataLen);
    if (rsp.pCont == NULL) {
      rsp.code = TSDB_CODE_OUT_OF_MEMORY;
    } else {
      memcpy(rsp.pCont, data, dataLen);
      rsp.contLen = dataLen;
      taosMemoryFreeClear(data); 
    } 
  }
  
  rpcSendResponse(&rsp);
  return 0;
}

static int32_t handleSyncWriteCheckPointRsp(SSnode* pSnode, SRpcMsg* pRpcMsg) {
  if (pRpcMsg->code != 0) {
    stError("[checkpoint] handleSyncWriteCheckPointRsp, code:%d, msgType:%d", pRpcMsg->code, pRpcMsg->msgType);
    return pRpcMsg->code;
  } 
  void* data = pRpcMsg->pCont;
  int32_t dataLen = pRpcMsg->contLen;
  
  int32_t ver = *(int32_t*)(POINTER_SHIFT(data, INT_BYTES));
  int64_t streamId = *(int64_t*)(POINTER_SHIFT(data, 2 * INT_BYTES));
  stDebug("[checkpoint] handleSyncWriteCheckPointRsp, ver:%d, streamId:%"PRIx64",dataLen:%d", 
    ver, streamId, dataLen);

  if (ver != -1){
    (void)streamWriteCheckPoint(streamId, data, dataLen);
  }
  return streamCheckpointSetReady(streamId);
}

static int32_t buildFetchRsp(SSDataBlock* pBlock, void** data, size_t* size, int8_t precision, bool finished) {
  int32_t code = 0;
  int32_t lino = 0;
  void*   buf =  NULL;

  int32_t blockSize = pBlock == NULL ? 0 : blockGetEncodeSize(pBlock);
  size_t dataEncodeBufSize = sizeof(SRetrieveTableRsp) + INT_BYTES * 2 + blockSize;
  buf = rpcMallocCont(dataEncodeBufSize);
  if (!buf) {
    code = terrno;
    goto end;
  }

  SRetrieveTableRsp* pRetrieve = (SRetrieveTableRsp*)buf;
  pRetrieve->version = 0;
  pRetrieve->precision = precision;
  pRetrieve->compressed = 0;
  *((int32_t*)(pRetrieve->data)) = blockSize;
  *((int32_t*)(pRetrieve->data + INT_BYTES)) = blockSize;
  if (pBlock == NULL || pBlock->info.rows == 0) {
    pRetrieve->numOfRows = 0;
    pRetrieve->numOfBlocks = 0;
    pRetrieve->completed = 1;
  } else {
    pRetrieve->numOfRows = htobe64((int64_t)pBlock->info.rows);
    pRetrieve->numOfBlocks = htonl(1);
    int32_t actualLen = blockEncode(pBlock, pRetrieve->data + INT_BYTES * 2, blockSize, taosArrayGetSize(pBlock->pDataBlock));
    if (actualLen < 0) {
      code = terrno;
      goto end;
    }
  }
  if (finished) {
    pRetrieve->completed = 1;
  }

  *data = buf;
  *size = dataEncodeBufSize;
  buf = NULL;

end:
  rpcFreeCont(buf);
  return code;
}

static int32_t handleStreamFetchData(SSnode* pSnode, void *pWorkerCb, SRpcMsg* pRpcMsg) {
  int32_t code = 0, lino = 0;
  void* taskAddr = NULL;
  SResFetchReq req = {0};
  SSTriggerCalcRequest calcReq = {0};
  SStreamRunnerTask* pTask = NULL;
  void* buf = NULL;
  size_t size = 0;

  stDebug("handleStreamFetchData, msgType:%s, contLen:%d 0x%" PRIx64 ":0x%" PRIx64, 
      TMSG_INFO(pRpcMsg->msgType), pRpcMsg->contLen, TRACE_GET_ROOTID(&pRpcMsg->info.traceId), TRACE_GET_MSGID(&pRpcMsg->info.traceId));
  
  TAOS_CHECK_EXIT(tDeserializeSResFetchReq(pRpcMsg->pCont,pRpcMsg->contLen, &req));

  calcReq.streamId = req.queryId;
  calcReq.runnerTaskId = req.taskId;
  calcReq.brandNew = req.reset;
  calcReq.execId = req.execId;
  calcReq.sessionId = req.pStRtFuncInfo->sessionId;
  calcReq.triggerType = req.pStRtFuncInfo->triggerType;
  TSWAP(calcReq.groupColVals, req.pStRtFuncInfo->pStreamPartColVals);
  TSWAP(calcReq.params, req.pStRtFuncInfo->pStreamPesudoFuncVals);
  calcReq.gid = req.pStRtFuncInfo->groupId;
  calcReq.curWinIdx = req.pStRtFuncInfo->curIdx;
  calcReq.pOutBlock = NULL;

  TAOS_CHECK_EXIT(streamAcquireTask(calcReq.streamId, calcReq.runnerTaskId, (SStreamTask**)&pTask, &taskAddr));

  pTask->msgCb = pSnode->msgCb;
  //pTask->pMsgCb = &pSnode->msgCb;
  pTask->pWorkerCb = pWorkerCb;
  
  TAOS_CHECK_EXIT(stRunnerTaskExecute(pTask, &calcReq));

  TAOS_CHECK_EXIT(buildFetchRsp(calcReq.pOutBlock, &buf, &size, 0, false));

_exit:

  tDestroySTriggerCalcRequest(&calcReq);
  tDestroySResFetchReq(&req);
  SRpcMsg rsp = {.code = code, .msgType = TDMT_STREAM_FETCH_FROM_RUNNER_RSP, .contLen = size, .pCont = buf, .info = pRpcMsg->info};
  tmsgSendRsp(&rsp);
  
  streamReleaseTask(taskAddr);

  if (code) {
    sndError("%s failed at line %d, error:%s", __FUNCTION__, lino, tstrerror(code));
  }
  
  return code;
}

static int32_t handleStreamFetchFromCache(SSnode* pSnode, SRpcMsg* pRpcMsg) {
  int32_t code = 0, lino = 0;
  SResFetchReq req = {0};
  SStreamCacheReadInfo readInfo = {0};
  void* buf = NULL;
  int64_t streamId = 0;
  size_t size = 0;
  TAOS_CHECK_EXIT(tDeserializeSResFetchReq(pRpcMsg->pCont, pRpcMsg->contLen, &req));

  streamId = req.queryId;
  readInfo.taskInfo.streamId = req.queryId;
  readInfo.taskInfo.taskId = req.taskId;
  readInfo.taskInfo.sessionId = req.pStRtFuncInfo->sessionId;
  readInfo.gid = req.pStRtFuncInfo->groupId;
  SSTriggerCalcParam* pParam = taosArrayGet(req.pStRtFuncInfo->pStreamPesudoFuncVals, req.pStRtFuncInfo->curIdx);
  readInfo.start = pParam->wstart;
  readInfo.end = pParam->wend;
  bool finished;
  TAOS_CHECK_EXIT(stRunnerFetchDataFromCache(&readInfo,&finished));

  TAOS_CHECK_EXIT(buildFetchRsp(readInfo.pBlock, &buf, &size, 0, finished));

_exit:

  stsDebug("task %" PRIx64 " TDMT_STREAM_FETCH_FROM_CACHE_RSP with code:%d rows:%" PRId64 ", size:%d", req.taskId, code, readInfo.pBlock ? readInfo.pBlock->info.rows : 0, (int32_t)size);  
  SRpcMsg rsp = {.code = code, .msgType = TDMT_STREAM_FETCH_FROM_CACHE_RSP, .contLen = size, .pCont = buf, .info = pRpcMsg->info};
  tmsgSendRsp(&rsp);

  if (code) {
    sndError("%s failed at line %d, error:%s", __FUNCTION__, lino, tstrerror(code));
  }

  blockDataDestroy(readInfo.pBlock);
  tDestroySResFetchReq(&req);
  
  return code;
}

static void sndSendErrorRrsp(SRpcMsg *pMsg, int32_t errCode) {
  SRpcMsg             rspMsg = {0};

  rspMsg.info = pMsg->info;
  rspMsg.pCont = NULL;
  rspMsg.contLen = 0;
  rspMsg.code = errCode;
  rspMsg.msgType = pMsg->msgType;

  tmsgSendRsp(&rspMsg);
}


int32_t sndProcessStreamMsg(SSnode *pSnode, void *pWorkerCb, SRpcMsg *pMsg) {
  int32_t code = 0, lino = 0;
  switch (pMsg->msgType) {
    case TDMT_STREAM_TRIGGER_CALC:
      TAOS_CHECK_EXIT(handleTriggerCalcReq(pSnode, pWorkerCb, pMsg));
      break;
    case TDMT_STREAM_DELETE_CHECKPOINT:
      TAOS_CHECK_EXIT(handleSyncDeleteCheckPointReq(pSnode, pMsg));
      break;
    case TDMT_STREAM_SYNC_CHECKPOINT:
      TAOS_CHECK_EXIT(handleSyncWriteCheckPointReq(pSnode, pMsg));
      break;
    case TDMT_STREAM_SYNC_CHECKPOINT_RSP:
      TAOS_CHECK_EXIT(handleSyncWriteCheckPointRsp(pSnode, pMsg));
      break;
    case TDMT_STREAM_FETCH_FROM_RUNNER:
      TAOS_CHECK_EXIT(handleStreamFetchData(pSnode, pWorkerCb, pMsg));
      break;
    case TDMT_STREAM_FETCH_FROM_CACHE:
      TAOS_CHECK_EXIT(handleStreamFetchFromCache(pSnode, pMsg));
      break;
    default:
      sndError("invalid snode msg:%d", pMsg->msgType);
      TAOS_CHECK_EXIT(TSDB_CODE_INVALID_MSG);
  }

_exit:

  if (code) {
    sndError("%s failed at line %d, error:%s", __FUNCTION__, lino, tstrerror(code));
  }
  
  return code;
}

1	/*
2	* Copyright (c) 2019 TAOS Data, Inc. <jhtao@taosdata.com>
3	*
4	* This program is free software: you can use, redistribute, and/or modify
5	* it under the terms of the GNU Affero General Public License, version 3
6	* or later ("AGPL"), as published by the Free Software Foundation.
7	*
8	* This program is distributed in the hope that it will be useful, but WITHOUT
9	* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
10	* FITNESS FOR A PARTICULAR PURPOSE.
11	*
12	* You should have received a copy of the GNU Affero General Public License
13	* along with this program. If not, see <http://www.gnu.org/licenses/>.
14	*/
15
16	#include "executor.h"
17	#include "sndInt.h"
18	#include "tdatablock.h"
19	#include "tuuid.h"
20	#include "stream.h"
21	#include "streamRunner.h"
22
23	// clang-format off
24	#define sndError(...) do { if (sndDebugFlag & DEBUG_ERROR) { taosPrintLog("SND ERROR ", DEBUG_ERROR, sndDebugFlag, __VA_ARGS__);}} while (0)
25	#define sndInfo(...) do { if (sndDebugFlag & DEBUG_INFO) { taosPrintLog("SND INFO ", DEBUG_INFO, sndDebugFlag, __VA_ARGS__);}} while (0)
26	#define sndDebug(...) do { if (sndDebugFlag & DEBUG_DEBUG) { taosPrintLog("SND DEBUG ", DEBUG_DEBUG, sndDebugFlag, __VA_ARGS__);}} while (0)
27
28	SSnode sndOpen(const char path, const SSnodeOpt *pOption) {	212✔
29	int32_t code = 0;	212✔
30	SSnode *pSnode = taosMemoryCalloc(1, sizeof(SSnode));	212!
31	if (pSnode == NULL) {	212!
32	return NULL;	×
33	}
34
35	pSnode->msgCb = pOption->msgCb;	212✔
36
37	return pSnode;	212✔
38	}
39
40	int32_t sndInit(SSnode *pSnode) {	212✔
41	streamSetSnodeEnabled(&pSnode->msgCb);	212✔
42	return 0;	212✔
43	}
44
45	void sndClose(SSnode *pSnode) {	212✔
46	streamSetSnodeDisabled(false);	212✔
47	taosMemoryFree(pSnode);	212!
48	}	212✔
49
50	static int32_t handleTriggerCalcReq(SSnode* pSnode, void* pWorkerCb, SRpcMsg* pRpcMsg) {	1,198✔
51	SSTriggerCalcRequest req = {0};	1,198✔
52	SStreamRunnerTask* pTask = NULL;	1,198✔
53	void* taskAddr = NULL;	1,198✔
54	int32_t code = 0, lino = 0;	1,198✔
55	TAOS_CHECK_EXIT(tDeserializeSTriggerCalcRequest(POINTER_SHIFT(pRpcMsg->pCont, sizeof(SMsgHead)), pRpcMsg->contLen - sizeof(SMsgHead), &req));	1,198!
56	TAOS_CHECK_EXIT(streamAcquireTask(req.streamId, req.runnerTaskId, (SStreamTask**)&pTask, &taskAddr));	1,198!
57
58	req.brandNew = true;	1,198✔
59	req.execId = -1;	1,198✔
60	pTask->msgCb = pSnode->msgCb;	1,198✔
61	//pTask->pMsgCb = &pSnode->msgCb;
62	pTask->pWorkerCb = pWorkerCb;	1,198✔
63	req.curWinIdx = 0;	1,198✔
64	TAOS_CHECK_EXIT(stRunnerTaskExecute(pTask, &req));	1,198✔
65
66	_exit:	1,137✔
67
68	tDestroySTriggerCalcRequest(&req);	1,198✔
69	SRpcMsg rsp = {.code = code, .msgType = TDMT_STREAM_TRIGGER_CALC_RSP, .contLen = 0, .pCont = NULL, .info = pRpcMsg->info};	1,198✔
70	rpcSendResponse(&rsp);	1,198✔
71
72	streamReleaseTask(taskAddr);	1,198✔
73
74	if (code) {	1,198✔
75	sndError("%s failed at line %d, error:%s", __FUNCTION__, lino, tstrerror(code));	63!
76	}
77
78	return code;	1,198✔
79	}
80
81	static int32_t handleSyncDeleteCheckPointReq(SSnode* pSnode, SRpcMsg* pRpcMsg) {	13✔
82	int64_t streamId = (int64_t)POINTER_SHIFT(pRpcMsg->pCont, sizeof(SMsgHead));	13✔
83	streamDeleteCheckPoint(streamId);	13✔
84	return 0;	13✔
85	}
86
87	static int32_t handleSyncWriteCheckPointReq(SSnode* pSnode, SRpcMsg* pRpcMsg) {	24✔
88	int32_t ver = (int32_t)POINTER_SHIFT(pRpcMsg->pCont, sizeof(SMsgHead) + INT_BYTES);	24✔
89	int64_t streamId = (int64_t)POINTER_SHIFT(pRpcMsg->pCont, sizeof(SMsgHead) + 2 * INT_BYTES);	24✔
90	SRpcMsg rsp = {.code = 0, .msgType = TDMT_STREAM_SYNC_CHECKPOINT_RSP, .info = pRpcMsg->info};	24✔
91
92	stDebug("[checkpoint] handleSyncWriteCheckPointReq streamId:%" PRIx64 ",ver:%d", streamId, ver);	24!
93	void* data = NULL;	24✔
94	int64_t dataLen = 0;	24✔
95	int32_t code = streamReadCheckPoint(streamId, &data, &dataLen);	24✔
96	if (code != 0 \|\| (terrno == TAOS_SYSTEM_ERROR(ENOENT) && ver == -1)){	24!
97	goto end;	16✔
98	}
99	if (terrno == TAOS_SYSTEM_ERROR(ENOENT) \|\| ver > (int32_t)POINTER_SHIFT(data, INT_BYTES)) {	8✔
100	int32_t ret = streamWriteCheckPoint(streamId, POINTER_SHIFT(pRpcMsg->pCont, sizeof(SMsgHead)), pRpcMsg->contLen - sizeof(SMsgHead));	6✔
101	stDebug("[checkpoint] streamId:%" PRIx64 ", checkpoint local updated, ver:%d, dataLen:%" PRId64 ", ret:%d", streamId, ver, dataLen, ret);	6!
102	}
103	if (terrno == TAOS_SYSTEM_ERROR(ENOENT) \|\| ver >= (int32_t)POINTER_SHIFT(data, INT_BYTES)) {	8!
104	stDebug("[checkpoint] streamId:%" PRIx64 ", checkpoint no need send back, ver:%d, dataLen:%" PRId64, streamId, ver, dataLen);	8!
105	dataLen = 0;	8✔
106	taosMemoryFreeClear(data);	8!
107	}
108
109	end:	4✔
110	if (data == NULL) {	24!
111	rsp.contLen = 2 * INT_BYTES + LONG_BYTES;	24✔
112	rsp.pCont = rpcMallocCont(rsp.contLen);	24✔
113	if (rsp.pCont == NULL) {	24!
114	rsp.code = TSDB_CODE_OUT_OF_MEMORY;	×
115	} else {
116	(int32_t)(POINTER_SHIFT(rsp.pCont, INT_BYTES)) = -1; // no checkpoint	24✔
117	(int64_t)(POINTER_SHIFT(rsp.pCont, 2 * INT_BYTES)) = streamId;	24✔
118	}
119	} else {
120	rsp.pCont = rpcMallocCont(dataLen);	×
121	if (rsp.pCont == NULL) {	×
122	rsp.code = TSDB_CODE_OUT_OF_MEMORY;	×
123	} else {
124	memcpy(rsp.pCont, data, dataLen);	×
125	rsp.contLen = dataLen;	×
126	taosMemoryFreeClear(data);	×
127	}
128	}
129
130	rpcSendResponse(&rsp);	24✔
131	return 0;	24✔
132	}
133
134	static int32_t handleSyncWriteCheckPointRsp(SSnode* pSnode, SRpcMsg* pRpcMsg) {	24✔
135	if (pRpcMsg->code != 0) {	24!
136	stError("[checkpoint] handleSyncWriteCheckPointRsp, code:%d, msgType:%d", pRpcMsg->code, pRpcMsg->msgType);	×
137	return pRpcMsg->code;	×
138	}
139	void* data = pRpcMsg->pCont;	24✔
140	int32_t dataLen = pRpcMsg->contLen;	24✔
141
142	int32_t ver = (int32_t)(POINTER_SHIFT(data, INT_BYTES));	24✔
143	int64_t streamId = (int64_t)(POINTER_SHIFT(data, 2 * INT_BYTES));	24✔
144	stDebug("[checkpoint] handleSyncWriteCheckPointRsp, ver:%d, streamId:%"PRIx64",dataLen:%d",	24!
145	ver, streamId, dataLen);
146
147	if (ver != -1){	24!
148	(void)streamWriteCheckPoint(streamId, data, dataLen);	×
149	}
150	return streamCheckpointSetReady(streamId);	24✔
151	}
152
153	static int32_t buildFetchRsp(SSDataBlock* pBlock, void** data, size_t* size, int8_t precision, bool finished) {	10,907✔
154	int32_t code = 0;	10,907✔
155	int32_t lino = 0;	10,907✔
156	void* buf = NULL;	10,907✔
157
158	int32_t blockSize = pBlock == NULL ? 0 : blockGetEncodeSize(pBlock);	10,907✔
159	size_t dataEncodeBufSize = sizeof(SRetrieveTableRsp) + INT_BYTES * 2 + blockSize;	10,908✔
160	buf = rpcMallocCont(dataEncodeBufSize);	10,908✔
161	if (!buf) {	10,910!
162	code = terrno;	×
163	goto end;	×
164	}
165
166	SRetrieveTableRsp* pRetrieve = (SRetrieveTableRsp*)buf;	10,910✔
167	pRetrieve->version = 0;	10,910✔
168	pRetrieve->precision = precision;	10,910✔
169	pRetrieve->compressed = 0;	10,910✔
170	((int32_t)(pRetrieve->data)) = blockSize;	10,910✔
171	((int32_t)(pRetrieve->data + INT_BYTES)) = blockSize;	10,910✔
172	if (pBlock == NULL \|\| pBlock->info.rows == 0) {	10,910!
173	pRetrieve->numOfRows = 0;	6,222✔
174	pRetrieve->numOfBlocks = 0;	6,222✔
175	pRetrieve->completed = 1;	6,222✔
176	} else {
177	pRetrieve->numOfRows = htobe64((int64_t)pBlock->info.rows);	4,688✔
178	pRetrieve->numOfBlocks = htonl(1);	4,688✔
179	int32_t actualLen = blockEncode(pBlock, pRetrieve->data + INT_BYTES * 2, blockSize, taosArrayGetSize(pBlock->pDataBlock));	4,688✔
180	if (actualLen < 0) {	4,689!
181	code = terrno;	×
182	goto end;	×
183	}
184	}
185	if (finished) {	10,911✔
186	pRetrieve->completed = 1;	7,120✔
187	}
188
189	*data = buf;	10,911✔
190	*size = dataEncodeBufSize;	10,911✔
191	buf = NULL;	10,911✔
192
193	end:	10,911✔
194	rpcFreeCont(buf);	10,911✔
195	return code;	10,911✔
196	}
197
198	static int32_t handleStreamFetchData(SSnode* pSnode, void pWorkerCb, SRpcMsg pRpcMsg) {	×
199	int32_t code = 0, lino = 0;	×
200	void* taskAddr = NULL;	×
201	SResFetchReq req = {0};	×
202	SSTriggerCalcRequest calcReq = {0};	×
203	SStreamRunnerTask* pTask = NULL;	×
204	void* buf = NULL;	×
205	size_t size = 0;	×
206
207	stDebug("handleStreamFetchData, msgType:%s, contLen:%d 0x%" PRIx64 ":0x%" PRIx64,	×
208	TMSG_INFO(pRpcMsg->msgType), pRpcMsg->contLen, TRACE_GET_ROOTID(&pRpcMsg->info.traceId), TRACE_GET_MSGID(&pRpcMsg->info.traceId));
209
210	TAOS_CHECK_EXIT(tDeserializeSResFetchReq(pRpcMsg->pCont,pRpcMsg->contLen, &req));	×
211
212	calcReq.streamId = req.queryId;	×
213	calcReq.runnerTaskId = req.taskId;	×
214	calcReq.brandNew = req.reset;	×
215	calcReq.execId = req.execId;	×
216	calcReq.sessionId = req.pStRtFuncInfo->sessionId;	×
217	calcReq.triggerType = req.pStRtFuncInfo->triggerType;	×
218	TSWAP(calcReq.groupColVals, req.pStRtFuncInfo->pStreamPartColVals);	×
219	TSWAP(calcReq.params, req.pStRtFuncInfo->pStreamPesudoFuncVals);	×
220	calcReq.gid = req.pStRtFuncInfo->groupId;	×
221	calcReq.curWinIdx = req.pStRtFuncInfo->curIdx;	×
222	calcReq.pOutBlock = NULL;	×
223
224	TAOS_CHECK_EXIT(streamAcquireTask(calcReq.streamId, calcReq.runnerTaskId, (SStreamTask**)&pTask, &taskAddr));	×
225
226	pTask->msgCb = pSnode->msgCb;	×
227	//pTask->pMsgCb = &pSnode->msgCb;
228	pTask->pWorkerCb = pWorkerCb;	×
229
230	TAOS_CHECK_EXIT(stRunnerTaskExecute(pTask, &calcReq));	×
231
232	TAOS_CHECK_EXIT(buildFetchRsp(calcReq.pOutBlock, &buf, &size, 0, false));	×
233
234	_exit:	×
235
236	tDestroySTriggerCalcRequest(&calcReq);	×
237	tDestroySResFetchReq(&req);	×
238	SRpcMsg rsp = {.code = code, .msgType = TDMT_STREAM_FETCH_FROM_RUNNER_RSP, .contLen = size, .pCont = buf, .info = pRpcMsg->info};	×
239	tmsgSendRsp(&rsp);	×
240
241	streamReleaseTask(taskAddr);	×
242
243	if (code) {	×
244	sndError("%s failed at line %d, error:%s", __FUNCTION__, lino, tstrerror(code));	×
245	}
246
247	return code;	×
248	}
249
250	static int32_t handleStreamFetchFromCache(SSnode* pSnode, SRpcMsg* pRpcMsg) {	10,912✔
251	int32_t code = 0, lino = 0;	10,912✔
252	SResFetchReq req = {0};	10,912✔
253	SStreamCacheReadInfo readInfo = {0};	10,912✔
254	void* buf = NULL;	10,912✔
255	int64_t streamId = 0;	10,912✔
256	size_t size = 0;	10,912✔
257	TAOS_CHECK_EXIT(tDeserializeSResFetchReq(pRpcMsg->pCont, pRpcMsg->contLen, &req));	10,912!
258
259	streamId = req.queryId;	10,911✔
260	readInfo.taskInfo.streamId = req.queryId;	10,911✔
261	readInfo.taskInfo.taskId = req.taskId;	10,911✔
262	readInfo.taskInfo.sessionId = req.pStRtFuncInfo->sessionId;	10,911✔
263	readInfo.gid = req.pStRtFuncInfo->groupId;	10,911✔
264	SSTriggerCalcParam* pParam = taosArrayGet(req.pStRtFuncInfo->pStreamPesudoFuncVals, req.pStRtFuncInfo->curIdx);	10,911✔
265	readInfo.start = pParam->wstart;	10,911✔
266	readInfo.end = pParam->wend;	10,911✔
267	bool finished;
268	TAOS_CHECK_EXIT(stRunnerFetchDataFromCache(&readInfo,&finished));	10,911!
269
270	TAOS_CHECK_EXIT(buildFetchRsp(readInfo.pBlock, &buf, &size, 0, finished));	10,907!
271
272	_exit:	10,911✔
273
274	stsDebug("task %" PRIx64 " TDMT_STREAM_FETCH_FROM_CACHE_RSP with code:%d rows:%" PRId64 ", size:%d", req.taskId, code, readInfo.pBlock ? readInfo.pBlock->info.rows : 0, (int32_t)size);	10,911✔
275	SRpcMsg rsp = {.code = code, .msgType = TDMT_STREAM_FETCH_FROM_CACHE_RSP, .contLen = size, .pCont = buf, .info = pRpcMsg->info};	10,911✔
276	tmsgSendRsp(&rsp);	10,911✔
277
278	if (code) {	10,912!
279	sndError("%s failed at line %d, error:%s", __FUNCTION__, lino, tstrerror(code));	×
280	}
281
282	blockDataDestroy(readInfo.pBlock);	10,912✔
283	tDestroySResFetchReq(&req);	10,912✔
284
285	return code;	10,911✔
286	}
287
288	static void sndSendErrorRrsp(SRpcMsg *pMsg, int32_t errCode) {	×
289	SRpcMsg rspMsg = {0};	×
290
291	rspMsg.info = pMsg->info;	×
292	rspMsg.pCont = NULL;	×
293	rspMsg.contLen = 0;	×
294	rspMsg.code = errCode;	×
295	rspMsg.msgType = pMsg->msgType;	×
296
297	tmsgSendRsp(&rspMsg);	×
298	}	×
299
300
301	int32_t sndProcessStreamMsg(SSnode pSnode, void pWorkerCb, SRpcMsg *pMsg) {	12,171✔
302	int32_t code = 0, lino = 0;	12,171✔
303	switch (pMsg->msgType) {	12,171!
304	case TDMT_STREAM_TRIGGER_CALC:	1,198✔
305	TAOS_CHECK_EXIT(handleTriggerCalcReq(pSnode, pWorkerCb, pMsg));	1,198✔
306	break;	1,137✔
307	case TDMT_STREAM_DELETE_CHECKPOINT:	13✔
308	TAOS_CHECK_EXIT(handleSyncDeleteCheckPointReq(pSnode, pMsg));	13!
309	break;	13✔
310	case TDMT_STREAM_SYNC_CHECKPOINT:	24✔
311	TAOS_CHECK_EXIT(handleSyncWriteCheckPointReq(pSnode, pMsg));	24!
312	break;	24✔
313	case TDMT_STREAM_SYNC_CHECKPOINT_RSP:	24✔
314	TAOS_CHECK_EXIT(handleSyncWriteCheckPointRsp(pSnode, pMsg));	24✔
315	break;	23✔
316	case TDMT_STREAM_FETCH_FROM_RUNNER:	×
317	TAOS_CHECK_EXIT(handleStreamFetchData(pSnode, pWorkerCb, pMsg));	×
318	break;	×
319	case TDMT_STREAM_FETCH_FROM_CACHE:	10,912✔
320	TAOS_CHECK_EXIT(handleStreamFetchFromCache(pSnode, pMsg));	10,912!
321	break;	10,911✔
322	default:	×
323	sndError("invalid snode msg:%d", pMsg->msgType);	×
324	TAOS_CHECK_EXIT(TSDB_CODE_INVALID_MSG);	×
325	}
326
327	_exit:	×
328
329	if (code) {	12,170✔
330	sndError("%s failed at line %d, error:%s", __FUNCTION__, lino, tstrerror(code));	64!
331	}
332
333	return code;	12,170✔
334	}

taosdata / TDengine / #4703

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