#4800

Committed 16 Oct 2025 09:19AM UTC coverage: 53.935% (-7.1%) from 61.083%

Build # #4800

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Merge b32e3a393 into a190048d5

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21.41

/source/dnode/vnode/src/tq/tqSnapshot.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 "meta.h"
#include "tdbInt.h"
#include "tq.h"

// STqSnapReader ========================================
struct STqSnapReader {
  STQ*    pTq;
  int64_t sver;
  int64_t ever;
  TBC*    pCur;
  int8_t  type;
};

int32_t tqSnapReaderOpen(STQ* pTq, int64_t sver, int64_t ever, int8_t type, STqSnapReader** ppReader) {
  int      code  = TSDB_CODE_SUCCESS;
  int32_t  lino  = 0;
  STqSnapReader* pReader = NULL;
  TSDB_CHECK_NULL(pTq, code, lino, end, TSDB_CODE_INVALID_MSG);
  TSDB_CHECK_NULL(ppReader, code, lino, end, TSDB_CODE_INVALID_MSG);

  // alloc
  pReader = (STqSnapReader*)taosMemoryCalloc(1, sizeof(STqSnapReader));
  TSDB_CHECK_NULL(pReader, code, lino, end, terrno);

  pReader->pTq = pTq;
  pReader->sver = sver;
  pReader->ever = ever;
  pReader->type = type;

  // impl
  TTB* pTb = NULL;
  if (type == SNAP_DATA_TQ_CHECKINFO) {
    pTb = pTq->pCheckStore;
  } else if (type == SNAP_DATA_TQ_HANDLE) {
    pTb = pTq->pExecStore;
  } else if (type == SNAP_DATA_TQ_OFFSET) {
    pTb = pTq->pOffsetStore;
  } else {
    code = TSDB_CODE_INVALID_MSG;
    goto end;
  }
  code = tdbTbcOpen(pTb, &pReader->pCur, NULL);
  TSDB_CHECK_CODE(code, lino, end);
  code = tdbTbcMoveToFirst(pReader->pCur);
  TSDB_CHECK_CODE(code, lino, end);
  tqInfo("vgId:%d, vnode tq snapshot reader open success", TD_VID(pTq->pVnode));
  *ppReader = pReader;

end:
  if (code != 0){
    tqError("%s failed at %d, vnode tq snapshot reader open failed since %s", __func__, lino, tstrerror(code));
    taosMemoryFreeClear(pReader);
  }

  return code;
}

void tqSnapReaderClose(STqSnapReader** ppReader) {
  if (ppReader == NULL || *ppReader == NULL) {
    return;
  }
  tdbTbcClose((*ppReader)->pCur);
  taosMemoryFreeClear(*ppReader);
}

int32_t tqSnapRead(STqSnapReader* pReader, uint8_t** ppData) {
  int     code  = TSDB_CODE_SUCCESS;
  int32_t lino  = 0;
  void*   pKey  = NULL;
  void*   pVal  = NULL;
  int32_t kLen  = 0;
  int32_t vLen  = 0;
  TSDB_CHECK_NULL(pReader, code, lino, end, TSDB_CODE_INVALID_MSG);
  TSDB_CHECK_NULL(ppData, code, lino, end, TSDB_CODE_INVALID_MSG);

  code = tdbTbcNext(pReader->pCur, &pKey, &kLen, &pVal, &vLen);
  TSDB_CHECK_CONDITION(code == 0, code, lino, end, TDB_CODE_SUCCESS);

  *ppData = taosMemoryMalloc(sizeof(SSnapDataHdr) + vLen);
  TSDB_CHECK_NULL(*ppData, code, lino, end, terrno);

  SSnapDataHdr* pHdr = (SSnapDataHdr*)(*ppData);
  pHdr->type = pReader->type;
  pHdr->size = vLen;
  (void)memcpy(pHdr->data, pVal, vLen);
  tqInfo("vgId:%d, vnode tq snapshot read data, vLen:%d", TD_VID(pReader->pTq->pVnode), vLen);

end:
  if (code != 0) {
    tqError("%s failed at %d, vnode tq snapshot read data failed since %s", __func__, lino, tstrerror(code));
  }
  tdbFree(pKey);
  tdbFree(pVal);
  return code;
}

// STqSnapWriter ========================================
struct STqSnapWriter {
  STQ*    pTq;
  int64_t sver;
  int64_t ever;
  TXN*    txn;
};

int32_t tqSnapWriterOpen(STQ* pTq, int64_t sver, int64_t ever, STqSnapWriter** ppWriter) {
  int     code  = TSDB_CODE_SUCCESS;
  int32_t lino  = 0;
  STqSnapWriter* pWriter = NULL;

  TSDB_CHECK_NULL(pTq, code, lino, end, TSDB_CODE_INVALID_MSG);
  TSDB_CHECK_NULL(ppWriter, code, lino, end, TSDB_CODE_INVALID_MSG);

  // alloc
  pWriter = (STqSnapWriter*)taosMemoryCalloc(1, sizeof(*pWriter));
  TSDB_CHECK_NULL(pWriter, code, lino, end, terrno);
  pWriter->pTq = pTq;
  pWriter->sver = sver;
  pWriter->ever = ever;

  code = tdbBegin(pTq->pMetaDB, &pWriter->txn, tdbDefaultMalloc, tdbDefaultFree, NULL, 0);
  TSDB_CHECK_CODE(code, lino, end);
  tqInfo("vgId:%d, tq snapshot writer opene success", TD_VID(pTq->pVnode));
  *ppWriter = pWriter;

end:
  if (code != 0){
    tqError("%s failed at %d tq snapshot writer open failed since %s", __func__, lino, tstrerror(code));
    taosMemoryFreeClear(pWriter);
  }
  return code;
}

int32_t tqSnapWriterClose(STqSnapWriter** ppWriter, int8_t rollback) {
  int     code  = TSDB_CODE_SUCCESS;
  int32_t lino  = 0;
  STqSnapWriter* pWriter = NULL;

  TSDB_CHECK_NULL(ppWriter, code, lino, end, TSDB_CODE_INVALID_MSG);
  TSDB_CHECK_NULL(*ppWriter, code, lino, end, TSDB_CODE_INVALID_MSG);
  pWriter = *ppWriter;

  if (rollback) {
    tdbAbort(pWriter->pTq->pMetaDB, pWriter->txn);
  } else {
    code = tdbCommit(pWriter->pTq->pMetaDB, pWriter->txn);
    TSDB_CHECK_CODE(code, lino, end);

    code = tdbPostCommit(pWriter->pTq->pMetaDB, pWriter->txn);
    TSDB_CHECK_CODE(code, lino, end);
  }
  tqInfo("vgId:%d, tq snapshot writer close success", TD_VID(pWriter->pTq->pVnode));
  taosMemoryFreeClear(*ppWriter);

end:
  if (code != 0){
    tqError("%s failed at %d, tq snapshot writer close failed since %s", __func__, lino, tstrerror(code));
  }
  return code;
}

static int32_t tqWriteCheck(STqSnapWriter* pWriter, uint8_t* pData, uint32_t nData){
  int       code  = TSDB_CODE_SUCCESS;
  int32_t   lino  = 0;
  TSDB_CHECK_NULL(pWriter, code, lino, end, TSDB_CODE_INVALID_MSG);
  TSDB_CHECK_NULL(pData, code, lino, end, TSDB_CODE_INVALID_MSG);
  TSDB_CHECK_CONDITION(nData >= sizeof(SSnapDataHdr), code, lino, end, TSDB_CODE_INVALID_MSG);
end:
  if (code != 0){
    tqError("%s failed at %d failed since %s", __func__, lino, tstrerror(code));
  }
  return code;
}
int32_t tqSnapHandleWrite(STqSnapWriter* pWriter, uint8_t* pData, uint32_t nData) {
  int       code  = TSDB_CODE_SUCCESS;
  int32_t   lino  = 0;
  SDecoder  decoder = {0};
  SDecoder* pDecoder = &decoder;
  STqHandle handle = {0};
  code = tqWriteCheck(pWriter, pData, nData);
  TSDB_CHECK_CODE(code, lino, end);

  STQ*      pTq = pWriter->pTq;
  tDecoderInit(pDecoder, pData + sizeof(SSnapDataHdr), nData - sizeof(SSnapDataHdr));
  code = tDecodeSTqHandle(pDecoder, &handle);
  TSDB_CHECK_CODE(code, lino, end);

  taosWLockLatch(&pTq->lock);
  code = tqMetaSaveInfo(pTq, pTq->pExecStore, handle.subKey, strlen(handle.subKey), pData + sizeof(SSnapDataHdr),
                        nData - sizeof(SSnapDataHdr));
  taosWUnLockLatch(&pTq->lock);
  TSDB_CHECK_CODE(code, lino, end);
  tqInfo("vgId:%d, vnode tq snapshot write success", TD_VID(pTq->pVnode));

end:
  tDecoderClear(pDecoder);
  tqDestroyTqHandle(&handle);
  if (code != 0){
    tqError("%s failed at %d, vnode tq snapshot write failed since %s", __func__, lino, tstrerror(code));
  }
  return code;
}

int32_t tqSnapCheckInfoWrite(STqSnapWriter* pWriter, uint8_t* pData, uint32_t nData) {
  int       code  = TSDB_CODE_SUCCESS;
  int32_t   lino  = 0;

  code = tqWriteCheck(pWriter, pData, nData);
  TSDB_CHECK_CODE(code, lino, end);

  STQ*         pTq = pWriter->pTq;
  STqCheckInfo info = {0};
  code = tqMetaDecodeCheckInfo(&info, pData + sizeof(SSnapDataHdr), nData - sizeof(SSnapDataHdr));
  TSDB_CHECK_CODE(code, lino, end);

  taosWLockLatch(&pTq->lock);
  code = tqMetaSaveInfo(pTq, pTq->pCheckStore, &info.topic, strlen(info.topic), pData + sizeof(SSnapDataHdr),
                        nData - sizeof(SSnapDataHdr));
  taosWUnLockLatch(&pTq->lock);

  tDeleteSTqCheckInfo(&info);
  TSDB_CHECK_CODE(code, lino, end);
  tqInfo("vgId:%d, vnode tq check info  write success", TD_VID(pTq->pVnode));

end:
  if (code != 0){
    tqError("%s failed at %d, vnode tq check info write failed since %s", __func__, lino, tstrerror(code));
  }
  return code;
}

int32_t tqSnapOffsetWrite(STqSnapWriter* pWriter, uint8_t* pData, uint32_t nData) {
  int       code  = TSDB_CODE_SUCCESS;
  int32_t   lino  = 0;
  code = tqWriteCheck(pWriter, pData, nData);
  TSDB_CHECK_CODE(code, lino, end);

  STQ*    pTq = pWriter->pTq;
  STqOffset info = {0};
  code = tqMetaDecodeOffsetInfo(&info, pData + sizeof(SSnapDataHdr), nData - sizeof(SSnapDataHdr));
  TSDB_CHECK_CODE(code, lino, end);

  taosWLockLatch(&pTq->lock);
  code = tqMetaSaveInfo(pTq, pTq->pOffsetStore, info.subKey, strlen(info.subKey), pData + sizeof(SSnapDataHdr),
                        nData - sizeof(SSnapDataHdr));
  taosWUnLockLatch(&pTq->lock);
  tDeleteSTqOffset(&info);
  TSDB_CHECK_CODE(code, lino, end);
  tqInfo("vgId:%d, vnode tq offset write success", TD_VID(pTq->pVnode));

end:
  if (code != 0){
    tqError("%s failed at %d, vnode tq offset write failed since %s", __func__, 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 "meta.h"
17	#include "tdbInt.h"
18	#include "tq.h"
19
20	// STqSnapReader ========================================
21	struct STqSnapReader {
22	STQ* pTq;
23	int64_t sver;
24	int64_t ever;
25	TBC* pCur;
26	int8_t type;
27	};
28
29	int32_t tqSnapReaderOpen(STQ* pTq, int64_t sver, int64_t ever, int8_t type, STqSnapReader** ppReader) {	2,490✔
30	int code = TSDB_CODE_SUCCESS;	2,490✔
31	int32_t lino = 0;	2,490✔
32	STqSnapReader* pReader = NULL;	2,490✔
33	TSDB_CHECK_NULL(pTq, code, lino, end, TSDB_CODE_INVALID_MSG);	2,490!
34	TSDB_CHECK_NULL(ppReader, code, lino, end, TSDB_CODE_INVALID_MSG);	2,490!
35
36	// alloc
37	pReader = (STqSnapReader*)taosMemoryCalloc(1, sizeof(STqSnapReader));	2,490!
38	TSDB_CHECK_NULL(pReader, code, lino, end, terrno);	2,490!
39
40	pReader->pTq = pTq;	2,490✔
41	pReader->sver = sver;	2,490✔
42	pReader->ever = ever;	2,490✔
43	pReader->type = type;	2,490✔
44
45	// impl
46	TTB* pTb = NULL;	2,490✔
47	if (type == SNAP_DATA_TQ_CHECKINFO) {	2,490✔
48	pTb = pTq->pCheckStore;	830✔
49	} else if (type == SNAP_DATA_TQ_HANDLE) {	1,660✔
50	pTb = pTq->pExecStore;	830✔
51	} else if (type == SNAP_DATA_TQ_OFFSET) {	830!
52	pTb = pTq->pOffsetStore;	830✔
53	} else {
54	code = TSDB_CODE_INVALID_MSG;	×
55	goto end;	×
56	}
57	code = tdbTbcOpen(pTb, &pReader->pCur, NULL);	2,490✔
58	TSDB_CHECK_CODE(code, lino, end);	2,490!
59	code = tdbTbcMoveToFirst(pReader->pCur);	2,490✔
60	TSDB_CHECK_CODE(code, lino, end);	2,490!
61	tqInfo("vgId:%d, vnode tq snapshot reader open success", TD_VID(pTq->pVnode));	2,490!
62	*ppReader = pReader;	2,490✔
63
64	end:	2,490✔
65	if (code != 0){	2,490!
66	tqError("%s failed at %d, vnode tq snapshot reader open failed since %s", __func__, lino, tstrerror(code));	×
67	taosMemoryFreeClear(pReader);	×
68	}
69
70	return code;	2,490✔
71	}
72
73	void tqSnapReaderClose(STqSnapReader** ppReader) {	2,490✔
74	if (ppReader == NULL \|\| *ppReader == NULL) {	2,490!
75	return;	×
76	}
77	tdbTbcClose((*ppReader)->pCur);	2,490✔
78	taosMemoryFreeClear(*ppReader);	2,490!
79	}
80
81	int32_t tqSnapRead(STqSnapReader* pReader, uint8_t** ppData) {	2,490✔
82	int code = TSDB_CODE_SUCCESS;	2,490✔
83	int32_t lino = 0;	2,490✔
84	void* pKey = NULL;	2,490✔
85	void* pVal = NULL;	2,490✔
86	int32_t kLen = 0;	2,490✔
87	int32_t vLen = 0;	2,490✔
88	TSDB_CHECK_NULL(pReader, code, lino, end, TSDB_CODE_INVALID_MSG);	2,490!
89	TSDB_CHECK_NULL(ppData, code, lino, end, TSDB_CODE_INVALID_MSG);	2,490!
90
91	code = tdbTbcNext(pReader->pCur, &pKey, &kLen, &pVal, &vLen);	2,490✔
92	TSDB_CHECK_CONDITION(code == 0, code, lino, end, TDB_CODE_SUCCESS);	2,490!
93
94	*ppData = taosMemoryMalloc(sizeof(SSnapDataHdr) + vLen);	×
95	TSDB_CHECK_NULL(*ppData, code, lino, end, terrno);	×
96
97	SSnapDataHdr* pHdr = (SSnapDataHdr)(ppData);	×
98	pHdr->type = pReader->type;	×
99	pHdr->size = vLen;	×
100	(void)memcpy(pHdr->data, pVal, vLen);	×
101	tqInfo("vgId:%d, vnode tq snapshot read data, vLen:%d", TD_VID(pReader->pTq->pVnode), vLen);	×
102
103	end:	2,490✔
104	if (code != 0) {	2,490!
105	tqError("%s failed at %d, vnode tq snapshot read data failed since %s", __func__, lino, tstrerror(code));	×
106	}
107	tdbFree(pKey);	2,490✔
108	tdbFree(pVal);	2,490✔
109	return code;	2,490✔
110	}
111
112	// STqSnapWriter ========================================
113	struct STqSnapWriter {
114	STQ* pTq;
115	int64_t sver;
116	int64_t ever;
117	TXN* txn;
118	};
119
120	int32_t tqSnapWriterOpen(STQ* pTq, int64_t sver, int64_t ever, STqSnapWriter** ppWriter) {	×
121	int code = TSDB_CODE_SUCCESS;	×
122	int32_t lino = 0;	×
123	STqSnapWriter* pWriter = NULL;	×
124
125	TSDB_CHECK_NULL(pTq, code, lino, end, TSDB_CODE_INVALID_MSG);	×
126	TSDB_CHECK_NULL(ppWriter, code, lino, end, TSDB_CODE_INVALID_MSG);	×
127
128	// alloc
129	pWriter = (STqSnapWriter)taosMemoryCalloc(1, sizeof(pWriter));	×
130	TSDB_CHECK_NULL(pWriter, code, lino, end, terrno);	×
131	pWriter->pTq = pTq;	×
132	pWriter->sver = sver;	×
133	pWriter->ever = ever;	×
134
135	code = tdbBegin(pTq->pMetaDB, &pWriter->txn, tdbDefaultMalloc, tdbDefaultFree, NULL, 0);	×
136	TSDB_CHECK_CODE(code, lino, end);	×
137	tqInfo("vgId:%d, tq snapshot writer opene success", TD_VID(pTq->pVnode));	×
138	*ppWriter = pWriter;	×
139
140	end:	×
141	if (code != 0){	×
142	tqError("%s failed at %d tq snapshot writer open failed since %s", __func__, lino, tstrerror(code));	×
143	taosMemoryFreeClear(pWriter);	×
144	}
145	return code;	×
146	}
147
148	int32_t tqSnapWriterClose(STqSnapWriter** ppWriter, int8_t rollback) {	×
149	int code = TSDB_CODE_SUCCESS;	×
150	int32_t lino = 0;	×
151	STqSnapWriter* pWriter = NULL;	×
152
153	TSDB_CHECK_NULL(ppWriter, code, lino, end, TSDB_CODE_INVALID_MSG);	×
154	TSDB_CHECK_NULL(*ppWriter, code, lino, end, TSDB_CODE_INVALID_MSG);	×
155	pWriter = *ppWriter;	×
156
157	if (rollback) {	×
158	tdbAbort(pWriter->pTq->pMetaDB, pWriter->txn);	×
159	} else {
160	code = tdbCommit(pWriter->pTq->pMetaDB, pWriter->txn);	×
161	TSDB_CHECK_CODE(code, lino, end);	×
162
163	code = tdbPostCommit(pWriter->pTq->pMetaDB, pWriter->txn);	×
164	TSDB_CHECK_CODE(code, lino, end);	×
165	}
166	tqInfo("vgId:%d, tq snapshot writer close success", TD_VID(pWriter->pTq->pVnode));	×
167	taosMemoryFreeClear(*ppWriter);	×
168
169	end:	×
170	if (code != 0){	×
171	tqError("%s failed at %d, tq snapshot writer close failed since %s", __func__, lino, tstrerror(code));	×
172	}
173	return code;	×
174	}
175
176	static int32_t tqWriteCheck(STqSnapWriter* pWriter, uint8_t* pData, uint32_t nData){	×
177	int code = TSDB_CODE_SUCCESS;	×
178	int32_t lino = 0;	×
179	TSDB_CHECK_NULL(pWriter, code, lino, end, TSDB_CODE_INVALID_MSG);	×
180	TSDB_CHECK_NULL(pData, code, lino, end, TSDB_CODE_INVALID_MSG);	×
181	TSDB_CHECK_CONDITION(nData >= sizeof(SSnapDataHdr), code, lino, end, TSDB_CODE_INVALID_MSG);	×
182	end:	×
183	if (code != 0){	×
184	tqError("%s failed at %d failed since %s", __func__, lino, tstrerror(code));	×
185	}
186	return code;	×
187	}
188	int32_t tqSnapHandleWrite(STqSnapWriter* pWriter, uint8_t* pData, uint32_t nData) {	×
189	int code = TSDB_CODE_SUCCESS;	×
190	int32_t lino = 0;	×
191	SDecoder decoder = {0};	×
192	SDecoder* pDecoder = &decoder;	×
193	STqHandle handle = {0};	×
194	code = tqWriteCheck(pWriter, pData, nData);	×
195	TSDB_CHECK_CODE(code, lino, end);	×
196
197	STQ* pTq = pWriter->pTq;	×
198	tDecoderInit(pDecoder, pData + sizeof(SSnapDataHdr), nData - sizeof(SSnapDataHdr));	×
199	code = tDecodeSTqHandle(pDecoder, &handle);	×
200	TSDB_CHECK_CODE(code, lino, end);	×
201
202	taosWLockLatch(&pTq->lock);	×
203	code = tqMetaSaveInfo(pTq, pTq->pExecStore, handle.subKey, strlen(handle.subKey), pData + sizeof(SSnapDataHdr),	×
204	nData - sizeof(SSnapDataHdr));
205	taosWUnLockLatch(&pTq->lock);	×
206	TSDB_CHECK_CODE(code, lino, end);	×
207	tqInfo("vgId:%d, vnode tq snapshot write success", TD_VID(pTq->pVnode));	×
208
209	end:	×
210	tDecoderClear(pDecoder);	×
211	tqDestroyTqHandle(&handle);	×
212	if (code != 0){	×
213	tqError("%s failed at %d, vnode tq snapshot write failed since %s", __func__, lino, tstrerror(code));	×
214	}
215	return code;	×
216	}
217
218	int32_t tqSnapCheckInfoWrite(STqSnapWriter* pWriter, uint8_t* pData, uint32_t nData) {	×
219	int code = TSDB_CODE_SUCCESS;	×
220	int32_t lino = 0;	×
221
222	code = tqWriteCheck(pWriter, pData, nData);	×
223	TSDB_CHECK_CODE(code, lino, end);	×
224
225	STQ* pTq = pWriter->pTq;	×
226	STqCheckInfo info = {0};	×
227	code = tqMetaDecodeCheckInfo(&info, pData + sizeof(SSnapDataHdr), nData - sizeof(SSnapDataHdr));	×
228	TSDB_CHECK_CODE(code, lino, end);	×
229
230	taosWLockLatch(&pTq->lock);	×
231	code = tqMetaSaveInfo(pTq, pTq->pCheckStore, &info.topic, strlen(info.topic), pData + sizeof(SSnapDataHdr),	×
232	nData - sizeof(SSnapDataHdr));
233	taosWUnLockLatch(&pTq->lock);	×
234
235	tDeleteSTqCheckInfo(&info);	×
236	TSDB_CHECK_CODE(code, lino, end);	×
237	tqInfo("vgId:%d, vnode tq check info write success", TD_VID(pTq->pVnode));	×
238
239	end:	×
240	if (code != 0){	×
241	tqError("%s failed at %d, vnode tq check info write failed since %s", __func__, lino, tstrerror(code));	×
242	}
243	return code;	×
244	}
245
246	int32_t tqSnapOffsetWrite(STqSnapWriter* pWriter, uint8_t* pData, uint32_t nData) {	×
247	int code = TSDB_CODE_SUCCESS;	×
248	int32_t lino = 0;	×
249	code = tqWriteCheck(pWriter, pData, nData);	×
250	TSDB_CHECK_CODE(code, lino, end);	×
251
252	STQ* pTq = pWriter->pTq;	×
253	STqOffset info = {0};	×
254	code = tqMetaDecodeOffsetInfo(&info, pData + sizeof(SSnapDataHdr), nData - sizeof(SSnapDataHdr));	×
255	TSDB_CHECK_CODE(code, lino, end);	×
256
257	taosWLockLatch(&pTq->lock);	×
258	code = tqMetaSaveInfo(pTq, pTq->pOffsetStore, info.subKey, strlen(info.subKey), pData + sizeof(SSnapDataHdr),	×
259	nData - sizeof(SSnapDataHdr));
260	taosWUnLockLatch(&pTq->lock);	×
261	tDeleteSTqOffset(&info);	×
262	TSDB_CHECK_CODE(code, lino, end);	×
263	tqInfo("vgId:%d, vnode tq offset write success", TD_VID(pTq->pVnode));	×
264
265	end:	×
266	if (code != 0){	×
267	tqError("%s failed at %d, vnode tq offset write failed since %s", __func__, lino, tstrerror(code));	×
268	}
269	return code;	×
270	}

taosdata / TDengine / #4800

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