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taosdata / TDengine / #3526

10 Nov 2024 03:50AM UTC coverage: 60.225% (-0.6%) from 60.818%
#3526

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Merge pull request #28709 from taosdata/main

merge: from main to 3.0 branch

117031 of 249004 branches covered (47.0%)

Branch coverage included in aggregate %.

130 of 169 new or added lines in 23 files covered. (76.92%)

4149 existing lines in 176 files now uncovered.

197577 of 273386 relevant lines covered (72.27%)

5840219.36 hits per line

Source File
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31.43
/source/dnode/vnode/src/tq/tqStreamTaskSnap.c
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
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 * or later ("AGPL"), as published by the Free Software Foundation.
7
 *
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 * 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
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 * FITNESS FOR A PARTICULAR PURPOSE.
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 *
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 * 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

22
typedef struct {
23
  int8_t type;
24
  TTB*   tbl;
25
} STablePair;
26
struct SStreamTaskReader {
27
  STQ*    pTq;
28
  int64_t sver;
29
  int64_t ever;
30
  TBC*    pCur;
31
  SArray* tdbTbList;
32
  int8_t  pos;
33
};
34

35
int32_t streamTaskSnapReaderOpen(STQ* pTq, int64_t sver, int64_t ever, SStreamTaskReader** ppReader) {
83✔
36
  int32_t            code = 0;
83✔
37
  SStreamTaskReader* pReader = NULL;
83✔
38

39
  // alloc
40
  pReader = (SStreamTaskReader*)taosMemoryCalloc(1, sizeof(SStreamTaskReader));
83✔
41
  if (pReader == NULL) {
83!
42
    TAOS_CHECK_RETURN(terrno);
×
43
  }
44
  pReader->pTq = pTq;
83✔
45
  pReader->sver = sver;
83✔
46
  pReader->ever = ever;
83✔
47
  pReader->tdbTbList = taosArrayInit(4, sizeof(STablePair));
83✔
48
  if (pReader->tdbTbList == NULL) {
83!
49
    TAOS_CHECK_GOTO(terrno, NULL, _err);
×
50
  }
51

52
  STablePair pair1 = {.tbl = pTq->pStreamMeta->pTaskDb, .type = SNAP_DATA_STREAM_TASK};
83✔
53
  if (NULL == taosArrayPush(pReader->tdbTbList, &pair1)) {
166!
54
    TAOS_CHECK_GOTO(terrno, NULL, _err);
×
55
  }
56

57
  STablePair pair2 = {.tbl = pTq->pStreamMeta->pCheckpointDb, .type = SNAP_DATA_STREAM_TASK_CHECKPOINT};
83✔
58
  if (NULL == taosArrayPush(pReader->tdbTbList, &pair2)) {
166!
59
    TAOS_CHECK_GOTO(terrno, NULL, _err);
×
60
  }
61

62
  pReader->pos = 0;
83✔
63

64
  STablePair* pPair = taosArrayGet(pReader->tdbTbList, pReader->pos);
83✔
65
  code = tdbTbcOpen(pPair->tbl, &pReader->pCur, NULL);
83✔
66
  if (code) {
83!
67
    tqInfo("vgId:%d, vnode stream-task snapshot reader failed to open, reason: %s", TD_VID(pTq->pVnode),
×
68
           tstrerror(code));
69
    TAOS_CHECK_GOTO(code, NULL, _err);
×
70
  }
71

72
  code = tdbTbcMoveToFirst(pReader->pCur);
83✔
73
  if (code) {
83!
74
    tqInfo("vgId:%d, vnode stream-task snapshot reader failed to iterate, reason: %s", TD_VID(pTq->pVnode),
×
75
           tstrerror(code));
76
    TAOS_CHECK_GOTO(code, NULL, _err);
×
77
  }
78

79
  tqDebug("vgId:%d, vnode stream-task snapshot reader opened", TD_VID(pTq->pVnode));
83!
80

81
  *ppReader = pReader;
83✔
82
  return code;
83✔
83

84
_err:
×
85
  tqError("vgId:%d, vnode stream-task snapshot reader open failed since %s", TD_VID(pTq->pVnode), tstrerror(code));
×
86
  int32_t ret = streamTaskSnapReaderClose(pReader);
×
87
  *ppReader = NULL;
×
88
  return code;
×
89
}
90

91
int32_t streamTaskSnapReaderClose(SStreamTaskReader* pReader) {
83✔
92
  if (pReader == NULL) {
83!
93
    return 0;
×
94
  }
95

96
  int32_t code = 0;
83✔
97
  int32_t vgId = TD_VID(pReader->pTq->pVnode);
83✔
98

99
  taosArrayDestroy(pReader->tdbTbList);
83✔
100
  tdbTbcClose(pReader->pCur);
83✔
101
  tqInfo("vgId:%d, vnode stream-task snapshot reader closed", vgId);
83!
102

103
  taosMemoryFree(pReader);
83✔
104
  return code;
83✔
105
}
106

107
int32_t streamTaskSnapRead(SStreamTaskReader* pReader, uint8_t** ppData) {
83✔
108
  int32_t     code = 0;
83✔
109
  const void* pKey = NULL;
83✔
110
  void*       pVal = NULL;
83✔
111
  int32_t     kLen = 0;
83✔
112
  int32_t     vLen = 0;
83✔
113
  SDecoder    decoder;
114
  STqHandle   handle;
115

116
  *ppData = NULL;
83✔
117
  int8_t except = 0;
83✔
118
  tqDebug("vgId:%d, vnode stream-task snapshot start read data", TD_VID(pReader->pTq->pVnode));
83!
119

120
  STablePair* pPair = taosArrayGet(pReader->tdbTbList, pReader->pos);
83✔
121

122
NextTbl:
166✔
123
  except = 0;
166✔
124
  for (;;) {
125
    const void* tVal = NULL;
166✔
126
    int32_t     tLen = 0;
166✔
127
    if (tdbTbcGet(pReader->pCur, &pKey, &kLen, &tVal, &tLen)) {
166!
128
      except = 1;
166✔
129
      break;
166✔
130
    } else {
UNCOV
131
      pVal = taosMemoryCalloc(1, tLen);
×
UNCOV
132
      if (pVal == NULL) {
×
133
        code = terrno;
×
134
        goto _err;
×
135
      }
136

UNCOV
137
      memcpy(pVal, tVal, tLen);
×
UNCOV
138
      vLen = tLen;
×
139
    }
UNCOV
140
    TAOS_UNUSED(tdbTbcMoveToNext(pReader->pCur));
×
UNCOV
141
    break;
×
142
  }
143
  if (except == 1) {
166!
144
    if (pReader->pos + 1 < taosArrayGetSize(pReader->tdbTbList)) {
166✔
145
      tdbTbcClose(pReader->pCur);
83✔
146

147
      pReader->pos += 1;
83✔
148
      pPair = taosArrayGet(pReader->tdbTbList, pReader->pos);
83✔
149
      code = tdbTbcOpen(pPair->tbl, &pReader->pCur, NULL);
83✔
150
      TAOS_UNUSED(tdbTbcMoveToFirst(pReader->pCur));
83✔
151

152
      goto NextTbl;
83✔
153
    }
154
  }
155
  if (pVal == NULL || vLen == 0) {
83!
156
    *ppData = NULL;
83✔
157
    tqDebug("vgId:%d, vnode stream-task snapshot finished read data", TD_VID(pReader->pTq->pVnode));
83!
158
    return code;
83✔
159
  }
UNCOV
160
  *ppData = taosMemoryMalloc(sizeof(SSnapDataHdr) + vLen);
×
UNCOV
161
  if (*ppData == NULL) {
×
162
    code = terrno;
×
163
    goto _err;
×
164
  }
165

UNCOV
166
  SSnapDataHdr* pHdr = (SSnapDataHdr*)(*ppData);
×
UNCOV
167
  pHdr->type = pPair->type;
×
UNCOV
168
  pHdr->size = vLen;
×
UNCOV
169
  memcpy(pHdr->data, pVal, vLen);
×
UNCOV
170
  taosMemoryFree(pVal);
×
171

UNCOV
172
  tqDebug("vgId:%d, vnode stream-task snapshot read data vLen:%d", TD_VID(pReader->pTq->pVnode), vLen);
×
UNCOV
173
  return code;
×
174

175
_err:
×
176
  tqError("vgId:%d, vnode stream-task snapshot read data failed since %s", TD_VID(pReader->pTq->pVnode),
×
177
          tstrerror(code));
178
  return code;
×
179
}
180

181
// STqSnapWriter ========================================
182
struct SStreamTaskWriter {
183
  STQ*    pTq;
184
  int64_t sver;
185
  int64_t ever;
186
};
187

UNCOV
188
int32_t streamTaskSnapWriterOpen(STQ* pTq, int64_t sver, int64_t ever, SStreamTaskWriter** ppWriter) {
×
UNCOV
189
  int32_t            code = 0;
×
190
  SStreamTaskWriter* pWriter;
191

192
  // alloc
UNCOV
193
  pWriter = (SStreamTaskWriter*)taosMemoryCalloc(1, sizeof(*pWriter));
×
UNCOV
194
  if (pWriter == NULL) {
×
195
    TAOS_CHECK_RETURN(terrno);
×
196
  }
UNCOV
197
  pWriter->pTq = pTq;
×
UNCOV
198
  pWriter->sver = sver;
×
UNCOV
199
  pWriter->ever = ever;
×
200

UNCOV
201
  *ppWriter = pWriter;
×
UNCOV
202
  tqDebug("vgId:%d, vnode stream-task snapshot writer opened", TD_VID(pTq->pVnode));
×
UNCOV
203
  return code;
×
204
}
205

UNCOV
206
int32_t streamTaskSnapWriterClose(SStreamTaskWriter* pWriter, int8_t rollback, int8_t loadTask) {
×
UNCOV
207
  int32_t code = 0;
×
UNCOV
208
  STQ*    pTq = pWriter->pTq;
×
209

UNCOV
210
  streamMetaWLock(pTq->pStreamMeta);
×
UNCOV
211
  tqDebug("vgId:%d, vnode stream-task snapshot writer closed", TD_VID(pTq->pVnode));
×
UNCOV
212
  if (rollback) {
×
213
    TAOS_UNUSED(tdbAbort(pTq->pStreamMeta->db, pTq->pStreamMeta->txn));
×
214
  } else {
UNCOV
215
    code = tdbCommit(pTq->pStreamMeta->db, pTq->pStreamMeta->txn);
×
UNCOV
216
    if (code) goto _err;
×
UNCOV
217
    code = tdbPostCommit(pTq->pStreamMeta->db, pTq->pStreamMeta->txn);
×
UNCOV
218
    if (code) goto _err;
×
219
  }
220

UNCOV
221
  if ((code = tdbBegin(pTq->pStreamMeta->db, &pTq->pStreamMeta->txn, tdbDefaultMalloc, tdbDefaultFree, NULL, 0)) < 0) {
×
222
    taosMemoryFree(pWriter);
×
223
    goto _err;
×
224
  }
UNCOV
225
  streamMetaWUnLock(pTq->pStreamMeta);
×
UNCOV
226
  taosMemoryFree(pWriter);
×
227

UNCOV
228
  if (loadTask == 1) {
×
UNCOV
229
    streamMetaLoadAllTasks(pTq->pStreamMeta);
×
230
  }
UNCOV
231
  return code;
×
232

233
_err:
×
234
  tqError("vgId:%d, vnode stream-task snapshot writer failed to close since %s", TD_VID(pWriter->pTq->pVnode),
×
235
          tstrerror(code));
236
  streamMetaWUnLock(pTq->pStreamMeta);
×
237
  return code;
×
238
}
239

UNCOV
240
int32_t streamTaskSnapWrite(SStreamTaskWriter* pWriter, uint8_t* pData, uint32_t nData) {
×
UNCOV
241
  int32_t       code = 0;
×
UNCOV
242
  STQ*          pTq = pWriter->pTq;
×
UNCOV
243
  SSnapDataHdr* pHdr = (SSnapDataHdr*)pData;
×
UNCOV
244
  if (pHdr->type == SNAP_DATA_STREAM_TASK) {
×
UNCOV
245
    STaskId taskId = {0};
×
246

247
    SDecoder decoder;
UNCOV
248
    tDecoderInit(&decoder, (uint8_t*)pData + sizeof(SSnapDataHdr), nData - sizeof(SSnapDataHdr));
×
UNCOV
249
    code = tDecodeStreamTaskId(&decoder, &taskId);
×
UNCOV
250
    if (code < 0) {
×
251
      tDecoderClear(&decoder);
×
252
      goto _err;
×
253
    }
UNCOV
254
    tDecoderClear(&decoder);
×
255

UNCOV
256
    int64_t key[2] = {taskId.streamId, taskId.taskId};
×
UNCOV
257
    streamMetaWLock(pTq->pStreamMeta);
×
UNCOV
258
    if ((code =
×
UNCOV
259
             tdbTbUpsert(pTq->pStreamMeta->pTaskDb, key, sizeof(int64_t) << 1, (uint8_t*)pData + sizeof(SSnapDataHdr),
×
UNCOV
260
                         nData - sizeof(SSnapDataHdr), pTq->pStreamMeta->txn)) < 0) {
×
261
      streamMetaWUnLock(pTq->pStreamMeta);
×
262
      return code;
×
263
    }
UNCOV
264
    streamMetaWUnLock(pTq->pStreamMeta);
×
265
  } else if (pHdr->type == SNAP_DATA_STREAM_TASK_CHECKPOINT) {
×
266
    // do nothing
267
  }
UNCOV
268
  tqDebug("vgId:%d, vnode stream-task snapshot write", TD_VID(pTq->pVnode));
×
269

UNCOV
270
  return code;
×
271

272
_err:
×
273
  tqError("vgId:%d, vnode stream-task snapshot failed to write since %s", TD_VID(pTq->pVnode), tstrerror(code));
×
274
  return code;
×
275
}
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