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taosdata / TDengine / #4829

30 Oct 2025 09:25AM UTC coverage: 49.734% (-11.3%) from 61.071%
#4829

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Merge pull request #33435 from taosdata/3.0

merge 3.0

123072 of 323930 branches covered (37.99%)

Branch coverage included in aggregate %.

7 of 25 new or added lines in 3 files covered. (28.0%)

35232 existing lines in 327 files now uncovered.

172062 of 269495 relevant lines covered (63.85%)

70709785.06 hits per line

Source File
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80.95
/source/dnode/mnode/sdb/src/sdbHash.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
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
#define _DEFAULT_SOURCE
17
#include "sdb.h"
18

19
static void sdbCheckRow(SSdb *pSdb, SSdbRow *pRow);
20

21
const char *sdbTableName(ESdbType type) {
79,021,956✔
22
  switch (type) {
79,021,956✔
23
    case SDB_TRANS:
10,673,933✔
24
      return "trans";
10,673,933✔
25
    case SDB_CLUSTER:
887,972✔
26
      return "cluster";
887,972✔
27
    case SDB_MNODE:
989,066✔
28
      return "mnode";
989,066✔
29
    case SDB_QNODE:
559,788✔
30
      return "qnode";
559,788✔
31
    case SDB_SNODE:
538,715✔
32
      return "snode";
538,715✔
33
    case SDB_DNODE:
1,721,823✔
34
      return "dnode";
1,721,823✔
35
    case SDB_USER:
1,906,608✔
36
      return "user";
1,906,608✔
37
    case SDB_AUTH:
142✔
38
      return "auth";
142✔
39
    case SDB_ACCT:
866,180✔
40
      return "acct";
866,180✔
41
    case SDB_STREAM_CK:
142✔
42
      return "stream_ck";
142✔
43
    case SDB_STREAM:
581,184✔
44
      return "stream";
581,184✔
45
    case SDB_OFFSET:
142✔
46
      return "offset";
142✔
47
    case SDB_SUBSCRIBE:
600,525✔
48
      return "subscribe";
600,525✔
49
    case SDB_CONSUMER:
690,890✔
50
      return "consumer";
690,890✔
51
    case SDB_TOPIC:
584,752✔
52
      return "topic";
584,752✔
53
    case SDB_VGROUP:
4,991,299✔
54
      return "vgroup";
4,991,299✔
55
    case SDB_SMA:
499,116✔
56
      return "sma";
499,116✔
57
    case SDB_STB:
8,282,930✔
58
      return "stb";
8,282,930✔
59
    case SDB_DB:
2,755,498✔
60
      return "db";
2,755,498✔
61
    case SDB_FUNC:
533,820✔
62
      return "func";
533,820✔
63
    case SDB_IDX:
2,965,341✔
64
      return "idx";
2,965,341✔
65
    case SDB_VIEW:
513,411✔
66
      return "view";
513,411✔
67
    case SDB_STREAM_SEQ:
142✔
68
      return "stream_seq";
142✔
69
    case SDB_COMPACT:
501,441✔
70
      return "compact";
501,441✔
71
    case SDB_COMPACT_DETAIL:
508,560✔
72
      return "compact_detail";
508,560✔
73
    case SDB_GRANT:
1,032,615✔
74
      return "grant";
1,032,615✔
75
    case SDB_ARBGROUP:
527,664✔
76
      return "arb_group";
527,664✔
77
    case SDB_ANODE:
499,116✔
78
      return "anode";
499,116✔
79
    case SDB_BNODE:
499,045✔
80
      return "bnode";
499,045✔
81
    case SDB_CFG:
30,295,529✔
82
      return "config";
30,295,529✔
83
    case SDB_MOUNT:
499,116✔
84
      return "mount";
499,116✔
85
    case SDB_MOUNT_LOG:
499,116✔
86
      return "mount_log";
499,116✔
87
    case SDB_SSMIGRATE:
499,116✔
88
      return "ssmigrate";
499,116✔
89
    case SDB_SCAN:
502,788✔
90
      return "scan";
502,788✔
91
    case SDB_SCAN_DETAIL:
502,788✔
92
      return "scan_detail";
502,788✔
93
    case SDB_RSMA:
499,116✔
94
      return "rsma";
499,116✔
95
    default:
1,012,527✔
96
      return "undefine";
1,012,527✔
97
  }
98
}
99

100
const char *sdbStatusName(ESdbStatus status) {
31,121,934✔
101
  switch (status) {
31,121,934!
102
    case SDB_STATUS_CREATING:
1,557,038✔
103
      return "creating";
1,557,038✔
104
    case SDB_STATUS_DROPPING:
472,220✔
105
      return "dropping";
472,220✔
106
    case SDB_STATUS_READY:
26,774,308✔
107
      return "ready";
26,774,308✔
108
    case SDB_STATUS_DROPPED:
2,318,368✔
109
      return "dropped";
2,318,368✔
UNCOV
110
    case SDB_STATUS_INIT:
×
UNCOV
111
      return "init";
×
112
    case SDB_STATUS_UPDATE:
×
113
      return "update";
×
UNCOV
114
    default:
×
UNCOV
115
      return "undefine";
×
116
  }
117
}
118

119
void sdbPrintOper(SSdb *pSdb, SSdbRow *pRow, const char *oper) {
657,066,300✔
120
#if 1
121
  EKeyType keyType = pSdb->keyTypes[pRow->type];
657,066,300✔
122

123
  if (keyType == SDB_KEY_BINARY) {
657,073,320✔
124
    mTrace("%s:%s, ref:%d oper:%s row:%p row->pObj:%p status:%s", sdbTableName(pRow->type), (char *)pRow->pObj,
211,405,243!
125
           pRow->refCount, oper, pRow, pRow->pObj, sdbStatusName(pRow->status));
126
  } else if (keyType == SDB_KEY_INT32) {
445,668,077✔
127
    mTrace("%s:%d, ref:%d oper:%s row:%p row->pObj:%p status:%s", sdbTableName(pRow->type), *(int32_t *)pRow->pObj,
425,693,955!
128
           pRow->refCount, oper, pRow, pRow->pObj, sdbStatusName(pRow->status));
129
  } else if (keyType == SDB_KEY_INT64) {
19,974,122!
130
    mTrace("%s:%" PRId64 ", ref:%d oper:%s row:%p row->pObj:%p status:%s", sdbTableName(pRow->type),
19,974,122!
131
           *(int64_t *)pRow->pObj, pRow->refCount, oper, pRow, pRow->pObj, sdbStatusName(pRow->status));
132
  } else {
133
  }
134
#endif
135
}
657,073,320✔
136

137
static SHashObj *sdbGetHash(SSdb *pSdb, int32_t type) {
460,737,203✔
138
  if (type >= SDB_MAX || type < 0) {
460,737,203!
UNCOV
139
    terrno = TSDB_CODE_SDB_INVALID_TABLE_TYPE;
×
UNCOV
140
    return NULL;
×
141
  }
142

143
  SHashObj *hash = pSdb->hashObjs[type];
460,737,570✔
144
  if (hash == NULL) {
460,734,619!
UNCOV
145
    terrno = TSDB_CODE_APP_ERROR;
×
UNCOV
146
    return NULL;
×
147
  }
148

149
  return hash;
460,734,619✔
150
}
151

152
static int32_t sdbGetkeySize(SSdb *pSdb, ESdbType type, const void *pKey) {
187,320,569✔
153
  int32_t  keySize = 0;
187,320,569✔
154
  EKeyType keyType = pSdb->keyTypes[type];
187,320,569✔
155

156
  if (keyType == SDB_KEY_INT32) {
187,320,569✔
157
    keySize = sizeof(int32_t);
117,043,960✔
158
  } else if (keyType == SDB_KEY_BINARY) {
70,276,609✔
159
    keySize = strlen(pKey) + 1;
69,648,867!
160
  } else {
161
    keySize = sizeof(int64_t);
627,742✔
162
  }
163

164
  return keySize;
187,320,569✔
165
}
166

167
static int32_t sdbInsertRow(SSdb *pSdb, SHashObj *hash, SSdbRaw *pRaw, SSdbRow *pRow, int32_t keySize) {
19,582,022✔
168
  int32_t type = pRow->type;
19,582,022✔
169
  sdbWriteLock(pSdb, type);
19,582,022✔
170

171
  SSdbRow *pOldRow = taosHashGet(hash, pRow->pObj, keySize);
19,582,022✔
172
  if (pOldRow != NULL) {
19,582,022!
173
    sdbUnLock(pSdb, type);
×
174
    sdbFreeRow(pSdb, pRow, false);
×
175
    terrno = TSDB_CODE_SDB_OBJ_ALREADY_THERE;
×
176
    return terrno;
×
177
  }
178

179
  pRow->refCount = 0;
19,582,022✔
180
  pRow->status = pRaw->status;
19,582,022✔
181
  sdbPrintOper(pSdb, pRow, "insert");
19,582,022✔
182

183
  int32_t code = 0;
19,582,022✔
184
  if ((code = taosHashPut(hash, pRow->pObj, keySize, &pRow, sizeof(void *))) != 0) {
19,582,022!
185
    sdbUnLock(pSdb, type);
×
186
    sdbFreeRow(pSdb, pRow, false);
×
187
    return code;
×
188
  }
189

190
  SdbInsertFp insertFp = pSdb->insertFps[pRow->type];
19,582,022✔
191
  if (insertFp != NULL) {
19,582,022!
192
    code = (*insertFp)(pSdb, pRow->pObj);
19,582,022✔
193
    if (code != 0) {
19,582,022!
194
      if (taosHashRemove(hash, pRow->pObj, keySize) != 0) {
×
195
        mError("failed to remove row from hash");
×
196
      }
197
      sdbFreeRow(pSdb, pRow, false);
×
198
      sdbUnLock(pSdb, type);
×
199
      terrno = code;
×
200
      return terrno;
×
201
    }
202
  }
203

204
  sdbUnLock(pSdb, type);
19,582,022✔
205

206
  if (pSdb->keyTypes[pRow->type] == SDB_KEY_INT32) {
19,582,022✔
207
    pSdb->maxId[pRow->type] = TMAX(pSdb->maxId[pRow->type], *((int32_t *)pRow->pObj));
4,451,391✔
208
  }
209
  if (pSdb->keyTypes[pRow->type] == SDB_KEY_INT64) {
19,582,022✔
210
    pSdb->maxId[pRow->type] = TMAX(pSdb->maxId[pRow->type], *((int64_t *)pRow->pObj));
140,763✔
211
  }
212
  pSdb->tableVer[pRow->type]++;
19,582,022✔
213

214
  return 0;
19,582,022✔
215
}
216

217
static int32_t sdbUpdateRow(SSdb *pSdb, SHashObj *hash, SSdbRaw *pRaw, SSdbRow *pNewRow, int32_t keySize) {
25,704,216✔
218
  int32_t type = pNewRow->type;
25,704,216✔
219
  sdbWriteLock(pSdb, type);
25,704,216✔
220

221
  SSdbRow **ppOldRow = taosHashGet(hash, pNewRow->pObj, keySize);
25,704,216✔
222
  if (ppOldRow == NULL || *ppOldRow == NULL) {
25,704,216!
223
    sdbUnLock(pSdb, type);
18,761,737✔
224
    return sdbInsertRow(pSdb, hash, pRaw, pNewRow, keySize);
18,761,737✔
225
  }
226

227
  SSdbRow *pOldRow = *ppOldRow;
6,942,479✔
228
  pOldRow->status = pRaw->status;
6,942,479✔
229
  sdbPrintOper(pSdb, pOldRow, "update");
6,942,479✔
230

231
  int32_t     code = 0;
6,942,479✔
232
  SdbUpdateFp updateFp = pSdb->updateFps[type];
6,942,479✔
233
  if (updateFp != NULL) {
6,942,479!
234
    code = (*updateFp)(pSdb, pOldRow->pObj, pNewRow->pObj);
6,942,479✔
235
  }
236
  sdbUnLock(pSdb, type);
6,942,479✔
237

238
  // sdbUnLock(pSdb, type);
239
  sdbFreeRow(pSdb, pNewRow, false);
6,942,479✔
240

241
  pSdb->tableVer[pOldRow->type]++;
6,942,479✔
242
  return code;
6,942,479✔
243
}
244

245
static int32_t sdbDeleteRow(SSdb *pSdb, SHashObj *hash, SSdbRaw *pRaw, SSdbRow *pRow, int32_t keySize) {
4,145,122✔
246
  int32_t type = pRow->type;
4,145,122✔
247
  sdbWriteLock(pSdb, type);
4,145,122✔
248

249
  SSdbRow **ppOldRow = taosHashGet(hash, pRow->pObj, keySize);
4,145,122✔
250
  if (ppOldRow == NULL || *ppOldRow == NULL) {
4,145,122!
UNCOV
251
    sdbUnLock(pSdb, type);
×
UNCOV
252
    sdbFreeRow(pSdb, pRow, false);
×
UNCOV
253
    terrno = TSDB_CODE_SDB_OBJ_NOT_THERE;
×
UNCOV
254
    return terrno;
×
255
  }
256
  SSdbRow *pOldRow = *ppOldRow;
4,145,122✔
257
  pOldRow->status = pRaw->status;
4,145,122✔
258

259
  (void)atomic_add_fetch_32(&pOldRow->refCount, 1);
4,145,122✔
260
  sdbPrintOper(pSdb, pOldRow, "delete");
4,145,122✔
261

262
  if (taosHashRemove(hash, pOldRow->pObj, keySize) != 0) {
4,145,122!
263
    sdbUnLock(pSdb, type);
×
264
    sdbFreeRow(pSdb, pRow, false);
×
265
    terrno = TSDB_CODE_SDB_OBJ_NOT_THERE;
×
266
    return terrno;
×
267
  }
268
  pSdb->tableVer[pOldRow->type]++;
4,145,122✔
269
  sdbUnLock(pSdb, type);
4,145,122✔
270

271
  sdbFreeRow(pSdb, pRow, false);
4,145,122✔
272

273
  sdbCheckRow(pSdb, pOldRow);
4,145,122✔
274
  return 0;
4,145,122✔
275
}
276

277
int32_t sdbWriteWithoutFree(SSdb *pSdb, SSdbRaw *pRaw) {
30,669,623✔
278
  if (pRaw->type == SDB_CFG) {
30,669,623✔
279
    mTrace("sdb write cfg");
12,592,677!
280
  }
281
  SHashObj *hash = sdbGetHash(pSdb, pRaw->type);
30,669,623✔
282
  if (hash == NULL) return terrno;
30,669,623!
283

284
  SdbDecodeFp decodeFp = pSdb->decodeFps[pRaw->type];
30,669,623✔
285
  SSdbRow    *pRow = (*decodeFp)(pRaw);
30,669,623✔
286
  if (pRow == NULL) return terrno;
30,669,623!
287

288
  pRow->type = pRaw->type;
30,669,623✔
289

290
  int32_t keySize = sdbGetkeySize(pSdb, pRow->type, pRow->pObj);
30,669,623✔
291
  int32_t code = TSDB_CODE_SDB_INVALID_ACTION_TYPE;
30,669,623✔
292

293
  switch (pRaw->status) {
30,669,623!
294
    case SDB_STATUS_CREATING:
820,285✔
295
      code = sdbInsertRow(pSdb, hash, pRaw, pRow, keySize);
820,285✔
296
      break;
820,285✔
297
    case SDB_STATUS_READY:
25,704,216✔
298
    case SDB_STATUS_UPDATE:
299
    case SDB_STATUS_DROPPING:
300
      code = sdbUpdateRow(pSdb, hash, pRaw, pRow, keySize);
25,704,216✔
301
      break;
25,704,216✔
302
    case SDB_STATUS_DROPPED:
4,145,122✔
303
      code = sdbDeleteRow(pSdb, hash, pRaw, pRow, keySize);
4,145,122✔
304
      break;
4,145,122✔
305
  }
306

307
  return code;
30,669,623✔
308
}
309

310
int32_t sdbWrite(SSdb *pSdb, SSdbRaw *pRaw) {
3,335,452✔
311
  int32_t code = sdbWriteWithoutFree(pSdb, pRaw);
3,335,452✔
312
  sdbFreeRaw(pRaw);
3,335,452✔
313
  return code;
3,335,452✔
314
}
315

316
void *sdbAcquireAll(SSdb *pSdb, ESdbType type, const void *pKey, bool onlyReady) {
156,583,158✔
317
  terrno = 0;
156,583,158✔
318

319
  SHashObj *hash = sdbGetHash(pSdb, type);
156,583,158✔
320
  if (hash == NULL) return NULL;
156,583,399!
321

322
  void   *pRet = NULL;
156,583,399✔
323
  int32_t keySize = sdbGetkeySize(pSdb, type, pKey);
156,583,399✔
324

325
  sdbReadLock(pSdb, type);
156,583,006✔
326

327
  SSdbRow **ppRow = taosHashGet(hash, pKey, keySize);
156,583,730✔
328
  if (ppRow == NULL || *ppRow == NULL) {
156,584,073!
329
    sdbUnLock(pSdb, type);
24,213,632✔
330
    terrno = TSDB_CODE_SDB_OBJ_NOT_THERE;
24,213,660✔
331
    return NULL;
24,213,660✔
332
  }
333

334
  SSdbRow *pRow = *ppRow;
132,370,441✔
335
  switch (pRow->status) {
132,370,248!
336
    case SDB_STATUS_READY:
131,573,031✔
337
      (void)atomic_add_fetch_32(&pRow->refCount, 1);
131,573,031✔
338
      pRet = pRow->pObj;
131,573,134✔
339
      sdbPrintOper(pSdb, pRow, "acquire");
131,573,134✔
340
      break;
131,572,979✔
341
    case SDB_STATUS_CREATING:
761,535✔
342
      terrno = TSDB_CODE_SDB_OBJ_CREATING;
761,535✔
343
      break;
761,535✔
344
    case SDB_STATUS_DROPPING:
34,766✔
345
      terrno = TSDB_CODE_SDB_OBJ_DROPPING;
34,766✔
346
      break;
34,766✔
347
    default:
×
348
      terrno = TSDB_CODE_APP_ERROR;
×
349
      break;
×
350
  }
351

352
  if (pRet == NULL) {
132,369,280✔
353
    if (!onlyReady) {
796,301!
354
      terrno = 0;
×
355
      (void)atomic_add_fetch_32(&pRow->refCount, 1);
×
356
      pRet = pRow->pObj;
×
357
      sdbPrintOper(pSdb, pRow, "acquire");
×
358
    }
359
  }
360

361
  sdbUnLock(pSdb, type);
132,369,280✔
362
  return pRet;
132,369,563✔
363
}
364

365
void *sdbAcquire(SSdb *pSdb, ESdbType type, const void *pKey) { return sdbAcquireAll(pSdb, type, pKey, true); }
156,414,447✔
366
void *sdbAcquireNotReadyObj(SSdb *pSdb, ESdbType type, const void *pKey) {
168,275✔
367
  return sdbAcquireAll(pSdb, type, pKey, false);
168,275✔
368
}
369

370
static void sdbCheckRow(SSdb *pSdb, SSdbRow *pRow) {
4,145,122✔
371
  int32_t type = pRow->type;
4,145,122✔
372
  sdbWriteLock(pSdb, type);
4,145,122✔
373

374
  int32_t ref = atomic_sub_fetch_32(&pRow->refCount, 1);
4,145,122✔
375
  sdbPrintOper(pSdb, pRow, "check");
4,145,122✔
376
  if (ref <= 0 && pRow->status == SDB_STATUS_DROPPED) {
4,145,122!
377
    sdbFreeRow(pSdb, pRow, true);
788,292✔
378
  }
379

380
  sdbUnLock(pSdb, type);
4,145,122✔
381
}
4,145,122✔
382

383
void sdbReleaseLock(SSdb *pSdb, void *pObj, bool lock) {
286,340,176✔
384
  if (pObj == NULL) return;
286,340,176✔
385

386
  SSdbRow *pRow = (SSdbRow *)((char *)pObj - sizeof(SSdbRow));
283,107,924✔
387
  if (pRow->type >= SDB_MAX) return;
283,108,576!
388

389
  int32_t type = pRow->type;
283,107,426✔
390
  if (lock) {
283,107,591✔
391
    sdbWriteLock(pSdb, type);
282,831,544✔
392
  }
393

394
  int32_t ref = atomic_sub_fetch_32(&pRow->refCount, 1);
283,110,078✔
395
  sdbPrintOper(pSdb, pRow, "release");
283,109,792✔
396
  if (ref <= 0 && pRow->status == SDB_STATUS_DROPPED) {
283,108,243✔
397
    sdbFreeRow(pSdb, pRow, true);
3,356,830✔
398
  }
399
  if (ref < 0) {
283,108,243!
UNCOV
400
    mError("row:%p, ref:%d, type:%s", pRow, ref, sdbTableName(type));
×
401
  }
402

403
  if (lock) {
283,108,348✔
404
    sdbUnLock(pSdb, type);
282,832,063✔
405
  }
406
}
407

408
void sdbRelease(SSdb *pSdb, void *pObj) { sdbReleaseLock(pSdb, pObj, true); }
286,063,218✔
409

410
void *sdbFetch(SSdb *pSdb, ESdbType type, void *pIter, void **ppObj) {
186,518,944✔
411
  *ppObj = NULL;
186,518,944✔
412

413
  SHashObj *hash = sdbGetHash(pSdb, type);
186,518,944✔
414
  if (hash == NULL) return NULL;
186,518,094!
415

416
  sdbReadLock(pSdb, type);
186,518,094✔
417

418
  SSdbRow **ppRow = taosHashIterate(hash, pIter);
186,519,200✔
419
  while (ppRow != NULL) {
188,917,959✔
420
    SSdbRow *pRow = *ppRow;
137,758,497✔
421
    if (pRow == NULL || pRow->status != SDB_STATUS_READY) {
137,758,715✔
422
      ppRow = taosHashIterate(hash, ppRow);
2,397,892✔
423
      continue;
2,397,100✔
424
    }
425

426
    (void) atomic_add_fetch_32(&pRow->refCount, 1);
135,360,890✔
427

428
    sdbPrintOper(pSdb, pRow, "fetch");
135,360,834✔
429
    *ppObj = pRow->pObj;
135,359,034✔
430
    break;
135,360,158✔
431
  }
432
  sdbUnLock(pSdb, type);
186,519,620✔
433

434
  return ppRow;
186,520,773✔
435
}
436

437
void *sdbFetchAll(SSdb *pSdb, ESdbType type, void *pIter, void **ppObj, ESdbStatus *status, bool lock) {
20,445,585✔
438
  *ppObj = NULL;
20,445,585✔
439

440
  SHashObj *hash = sdbGetHash(pSdb, type);
20,445,585✔
441
  if (hash == NULL) return NULL;
20,445,585!
442

443
  if (lock) {
20,445,585✔
444
    sdbReadLock(pSdb, type);
19,982,785✔
445
  }
446

447
  SSdbRow **ppRow = taosHashIterate(hash, pIter);
20,445,585✔
448
  while (ppRow != NULL) {
20,445,585✔
449
    SSdbRow *pRow = *ppRow;
16,175,923✔
450
    if (pRow == NULL) {
16,175,923!
451
      ppRow = taosHashIterate(hash, ppRow);
×
452
      continue;
×
453
    }
454

455
    (void)atomic_add_fetch_32(&pRow->refCount, 1);
16,175,923✔
456
    sdbPrintOper(pSdb, pRow, "fetch");
16,175,923✔
457
    *ppObj = pRow->pObj;
16,175,923✔
458
    *status = pRow->status;
16,175,923✔
459
    break;
16,175,923✔
460
  }
461
  if (lock) {
20,445,585✔
462
    sdbUnLock(pSdb, type);
19,982,785✔
463
  }
464

465
  return ppRow;
20,445,585✔
466
}
467

468
void sdbCancelFetch(SSdb *pSdb, void *pIter) {
18,111,619✔
469
  if (pIter == NULL) return;
18,111,619✔
470
  SSdbRow *pRow = *(SSdbRow **)pIter;
18,080,822✔
471
  mTrace("cancel fetch row:%p", pRow);
18,080,822!
472
  SHashObj *hash = sdbGetHash(pSdb, pRow->type);
18,080,822✔
473
  if (hash == NULL) return;
18,080,822!
474

475
  int32_t type = pRow->type;
18,080,822✔
476
  sdbReadLock(pSdb, type);
18,080,822✔
477
  taosHashCancelIterate(hash, pIter);
18,080,822✔
478
  sdbUnLock(pSdb, type);
18,080,822✔
479
}
480

481
void sdbCancelFetchByType(SSdb *pSdb, void *pIter, ESdbType type) {
×
482
  if (pIter == NULL) return;
×
483
  if (type >= SDB_MAX || type < 0) return;
×
484
  SHashObj *hash = sdbGetHash(pSdb, type);
×
485
  if (hash == NULL) return;
×
486

487
  sdbReadLock(pSdb, type);
×
488
  taosHashCancelIterate(hash, pIter);
×
489
  sdbUnLock(pSdb, type);
×
490
}
491

492
void sdbTraverse(SSdb *pSdb, ESdbType type, sdbTraverseFp fp, void *p1, void *p2, void *p3) {
1,656,075✔
493
  SHashObj *hash = sdbGetHash(pSdb, type);
1,656,075✔
494
  if (hash == NULL) return;
1,656,075!
495

496
  sdbReadLock(pSdb, type);
1,656,075✔
497

498
  SSdbRow **ppRow = taosHashIterate(hash, NULL);
1,656,075✔
499
  while (ppRow != NULL) {
7,062,097✔
500
    SSdbRow *pRow = *ppRow;
5,407,519✔
501
    if (pRow->status == SDB_STATUS_READY) {
5,407,519✔
502
      bool isContinue = (*fp)(pSdb->pMnode, pRow->pObj, p1, p2, p3);
4,753,231✔
503
      if (!isContinue) {
4,753,231✔
504
        taosHashCancelIterate(hash, ppRow);
1,497✔
505
        break;
1,497✔
506
      }
507
    }
508

509
    ppRow = taosHashIterate(hash, ppRow);
5,406,022✔
510
  }
511

512
  sdbUnLock(pSdb, type);
1,656,075✔
513
}
514

515
int32_t sdbGetSize(SSdb *pSdb, ESdbType type) {
42,927,206✔
516
  SHashObj *hash = sdbGetHash(pSdb, type);
42,927,206✔
517
  if (hash == NULL) return 0;
42,926,439!
518

519
  sdbReadLock(pSdb, type);
42,926,439✔
520
  int32_t size = taosHashGetSize(hash);
42,926,689✔
521
  sdbUnLock(pSdb, type);
42,926,177✔
522

523
  return size;
42,926,551✔
524
}
525

526
int32_t sdbGetMaxId(SSdb *pSdb, ESdbType type) {
3,793,646✔
527
  SHashObj *hash = sdbGetHash(pSdb, type);
3,793,646✔
528
  if (hash == NULL) return -1;
3,793,646!
529

530
  if (pSdb->keyTypes[type] != SDB_KEY_INT32) return -1;
3,793,646!
531

532
  int32_t maxId = 0;
3,793,646✔
533
  sdbReadLock(pSdb, type);
3,793,646✔
534

535
  SSdbRow **ppRow = taosHashIterate(hash, NULL);
3,793,646✔
536
  while (ppRow != NULL) {
6,235,136✔
537
    SSdbRow *pRow = *ppRow;
2,441,490✔
538
    int32_t  id = *(int32_t *)pRow->pObj;
2,441,490✔
539
    maxId = TMAX(id, maxId);
2,441,490✔
540
    ppRow = taosHashIterate(hash, ppRow);
2,441,490✔
541
  }
542

543
  sdbUnLock(pSdb, type);
3,793,646✔
544
  maxId = TMAX(maxId, pSdb->maxId[type]);
3,793,646✔
545
  return maxId + 1;
3,793,646✔
546
}
547

548
int64_t sdbGetTableVer(SSdb *pSdb, ESdbType type) {
26,041,346✔
549
  if (type >= SDB_MAX || type < 0) {
26,041,346!
UNCOV
550
    terrno = TSDB_CODE_SDB_INVALID_TABLE_TYPE;
×
UNCOV
551
    return -1;
×
552
  }
553

554
  return pSdb->tableVer[type];
26,041,346✔
555
}
556

557
bool countValid(SMnode *pMnode, void *pObj, void *p1, void *p2, void *p3) {
×
558
  int32_t *pInt = p1;
×
559
  (*pInt) += 1;
×
560
  return true;
×
561
}
562

563
int32_t sdbGetValidSize(SSdb *pSdb, ESdbType type) {
×
564
  int32_t num = 0;
×
565
  sdbTraverse(pSdb, type, countValid, &num, 0, 0);
×
566
  return num;
×
567
}
568

569

570
bool sdbCheckExists(SSdb *pSdb, ESdbType type, const void *pKey) {
67,181✔
571
  SHashObj *hash = sdbGetHash(pSdb, type);
67,181✔
572
  if (hash == NULL) return false;
67,181!
573
  int32_t keySize = sdbGetkeySize(pSdb, type, pKey);
67,181✔
574

575
  sdbReadLock(pSdb, type);
67,181✔
576
  void* p = taosHashGet(hash, pKey, keySize);
67,181✔
577
  sdbUnLock(pSdb, type);
67,181✔
578

579
  return (NULL != p);
67,181✔
580
}
581

582

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