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taosdata / TDengine / #4847

11 Nov 2025 05:50AM UTC coverage: 62.651% (+0.3%) from 62.306%
#4847

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Merge e78cd6509 into 47a2ea7a0

542 of 650 new or added lines in 16 files covered. (83.38%)

1515 existing lines in 91 files now uncovered.

113826 of 181682 relevant lines covered (62.65%)

113230552.12 hits per line

Source File
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89.39
/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) {
372,327,997✔
22
  switch (type) {
372,327,997✔
23
    case SDB_TRANS:
59,933,551✔
24
      return "trans";
59,933,551✔
25
    case SDB_CLUSTER:
3,608,534✔
26
      return "cluster";
3,608,534✔
27
    case SDB_MNODE:
4,062,619✔
28
      return "mnode";
4,062,619✔
29
    case SDB_QNODE:
2,149,845✔
30
      return "qnode";
2,149,845✔
31
    case SDB_SNODE:
4,023,324✔
32
      return "snode";
4,023,324✔
33
    case SDB_DNODE:
7,704,121✔
34
      return "dnode";
7,704,121✔
35
    case SDB_USER:
7,667,265✔
36
      return "user";
7,667,265✔
37
    case SDB_AUTH:
1,580✔
38
      return "auth";
1,580✔
39
    case SDB_ACCT:
3,455,240✔
40
      return "acct";
3,455,240✔
41
    case SDB_STREAM_CK:
1,580✔
42
      return "stream_ck";
1,580✔
43
    case SDB_STREAM:
2,472,984✔
44
      return "stream";
2,472,984✔
45
    case SDB_OFFSET:
1,580✔
46
      return "offset";
1,580✔
47
    case SDB_SUBSCRIBE:
2,334,089✔
48
      return "subscribe";
2,334,089✔
49
    case SDB_CONSUMER:
2,672,660✔
50
      return "consumer";
2,672,660✔
51
    case SDB_TOPIC:
2,243,004✔
52
      return "topic";
2,243,004✔
53
    case SDB_VGROUP:
30,200,086✔
54
      return "vgroup";
30,200,086✔
55
    case SDB_SMA:
2,004,777✔
56
      return "sma";
2,004,777✔
57
    case SDB_STB:
48,722,508✔
58
      return "stb";
48,722,508✔
59
    case SDB_DB:
17,796,935✔
60
      return "db";
17,796,935✔
61
    case SDB_FUNC:
2,081,839✔
62
      return "func";
2,081,839✔
63
    case SDB_IDX:
12,885,951✔
64
      return "idx";
12,885,951✔
65
    case SDB_VIEW:
3,209,988✔
66
      return "view";
3,209,988✔
67
    case SDB_STREAM_SEQ:
1,580✔
68
      return "stream_seq";
1,580✔
69
    case SDB_COMPACT:
2,227,902✔
70
      return "compact";
2,227,902✔
71
    case SDB_COMPACT_DETAIL:
2,972,967✔
72
      return "compact_detail";
2,972,967✔
73
    case SDB_GRANT:
4,121,273✔
74
      return "grant";
4,121,273✔
75
    case SDB_ARBGROUP:
2,081,522✔
76
      return "arb_group";
2,081,522✔
77
    case SDB_ANODE:
2,004,777✔
78
      return "anode";
2,004,777✔
79
    case SDB_BNODE:
2,466,061✔
80
      return "bnode";
2,466,061✔
81
    case SDB_CFG:
120,342,310✔
82
      return "config";
120,342,310✔
83
    case SDB_MOUNT:
2,013,128✔
84
      return "mount";
2,013,128✔
85
    case SDB_MOUNT_LOG:
2,009,589✔
86
      return "mount_log";
2,009,589✔
87
    case SDB_SSMIGRATE:
2,004,777✔
88
      return "ssmigrate";
2,004,777✔
89
    case SDB_SCAN:
2,008,377✔
90
      return "scan";
2,008,377✔
91
    case SDB_SCAN_DETAIL:
2,010,132✔
92
      return "scan_detail";
2,010,132✔
93
    case SDB_RSMA:
2,289,600✔
94
      return "rsma";
2,289,600✔
95
    default:
4,539,942✔
96
      return "undefine";
4,539,942✔
97
  }
98
}
99

100
const char *sdbStatusName(ESdbStatus status) {
151,307,540✔
101
  switch (status) {
151,307,540✔
102
    case SDB_STATUS_CREATING:
8,272,758✔
103
      return "creating";
8,272,758✔
104
    case SDB_STATUS_DROPPING:
2,661,373✔
105
      return "dropping";
2,661,373✔
106
    case SDB_STATUS_READY:
126,218,249✔
107
      return "ready";
126,218,249✔
108
    case SDB_STATUS_DROPPED:
14,074,312✔
109
      return "dropped";
14,074,312✔
110
    case SDB_STATUS_INIT:
80,848✔
111
      return "init";
80,848✔
112
    case SDB_STATUS_UPDATE:
×
113
      return "update";
×
114
    default:
×
115
      return "undefine";
×
116
  }
117
}
118

119
void sdbPrintOper(SSdb *pSdb, SSdbRow *pRow, const char *oper) {
2,147,483,647✔
120
#if 1
121
  EKeyType keyType = pSdb->keyTypes[pRow->type];
2,147,483,647✔
122

123
  if (keyType == SDB_KEY_BINARY) {
2,147,483,647✔
124
    mTrace("%s:%s, ref:%d oper:%s row:%p row->pObj:%p status:%s", sdbTableName(pRow->type), (char *)pRow->pObj,
1,038,524,715✔
125
           pRow->refCount, oper, pRow, pRow->pObj, sdbStatusName(pRow->status));
126
  } else if (keyType == SDB_KEY_INT32) {
2,147,483,647✔
127
    mTrace("%s:%d, ref:%d oper:%s row:%p row->pObj:%p status:%s", sdbTableName(pRow->type), *(int32_t *)pRow->pObj,
2,147,483,647✔
128
           pRow->refCount, oper, pRow, pRow->pObj, sdbStatusName(pRow->status));
129
  } else if (keyType == SDB_KEY_INT64) {
104,516,476✔
130
    mTrace("%s:%" PRId64 ", ref:%d oper:%s row:%p row->pObj:%p status:%s", sdbTableName(pRow->type),
104,516,573✔
131
           *(int64_t *)pRow->pObj, pRow->refCount, oper, pRow, pRow->pObj, sdbStatusName(pRow->status));
132
  } else {
133
  }
134
#endif
135
}
2,147,483,647✔
136

137
static SHashObj *sdbGetHash(SSdb *pSdb, int32_t type) {
2,147,483,647✔
138
  if (type >= SDB_MAX || type < 0) {
2,147,483,647✔
UNCOV
139
    terrno = TSDB_CODE_SDB_INVALID_TABLE_TYPE;
×
140
    return NULL;
×
141
  }
142

143
  SHashObj *hash = pSdb->hashObjs[type];
2,147,483,647✔
144
  if (hash == NULL) {
2,147,483,647✔
145
    terrno = TSDB_CODE_APP_ERROR;
×
146
    return NULL;
×
147
  }
148

149
  return hash;
2,147,483,647✔
150
}
151

152
static int32_t sdbGetkeySize(SSdb *pSdb, ESdbType type, const void *pKey) {
981,605,300✔
153
  int32_t  keySize = 0;
981,605,300✔
154
  EKeyType keyType = pSdb->keyTypes[type];
981,605,300✔
155

156
  if (keyType == SDB_KEY_INT32) {
981,605,970✔
157
    keySize = sizeof(int32_t);
649,800,619✔
158
  } else if (keyType == SDB_KEY_BINARY) {
331,805,351✔
159
    keySize = strlen(pKey) + 1;
329,160,120✔
160
  } else {
161
    keySize = sizeof(int64_t);
2,645,231✔
162
  }
163

164
  return keySize;
981,605,970✔
165
}
166

167
static int32_t sdbInsertRow(SSdb *pSdb, SHashObj *hash, SSdbRaw *pRaw, SSdbRow *pRow, int32_t keySize) {
83,684,788✔
168
  int32_t type = pRow->type;
83,684,788✔
169
  sdbWriteLock(pSdb, type);
83,684,788✔
170

171
  SSdbRow *pOldRow = taosHashGet(hash, pRow->pObj, keySize);
83,684,788✔
172
  if (pOldRow != NULL) {
83,684,788✔
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;
83,684,788✔
180
  pRow->status = pRaw->status;
83,684,788✔
181
  sdbPrintOper(pSdb, pRow, "insert");
83,684,788✔
182

183
  int32_t code = 0;
83,684,788✔
184
  if ((code = taosHashPut(hash, pRow->pObj, keySize, &pRow, sizeof(void *))) != 0) {
83,684,788✔
185
    sdbUnLock(pSdb, type);
×
186
    sdbFreeRow(pSdb, pRow, false);
×
187
    return code;
×
188
  }
189

190
  SdbInsertFp insertFp = pSdb->insertFps[pRow->type];
83,684,788✔
191
  if (insertFp != NULL) {
83,684,788✔
192
    code = (*insertFp)(pSdb, pRow->pObj);
83,684,788✔
193
    if (code != 0) {
83,684,788✔
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);
83,684,788✔
205

206
  if (pSdb->keyTypes[pRow->type] == SDB_KEY_INT32) {
83,684,788✔
207
    pSdb->maxId[pRow->type] = TMAX(pSdb->maxId[pRow->type], *((int32_t *)pRow->pObj));
23,308,049✔
208
  }
209
  if (pSdb->keyTypes[pRow->type] == SDB_KEY_INT64) {
83,684,788✔
210
    pSdb->maxId[pRow->type] = TMAX(pSdb->maxId[pRow->type], *((int64_t *)pRow->pObj));
755,381✔
211
  }
212
  pSdb->tableVer[pRow->type]++;
83,684,788✔
213

214
  return 0;
83,684,788✔
215
}
216

217
static int32_t sdbUpdateRow(SSdb *pSdb, SHashObj *hash, SSdbRaw *pRaw, SSdbRow *pNewRow, int32_t keySize) {
122,544,135✔
218
  int32_t type = pNewRow->type;
122,544,135✔
219
  sdbWriteLock(pSdb, type);
122,544,135✔
220

221
  SSdbRow **ppOldRow = taosHashGet(hash, pNewRow->pObj, keySize);
122,544,135✔
222
  if (ppOldRow == NULL || *ppOldRow == NULL) {
122,544,135✔
223
    sdbUnLock(pSdb, type);
79,402,894✔
224
    return sdbInsertRow(pSdb, hash, pRaw, pNewRow, keySize);
79,402,894✔
225
  }
226

227
  SSdbRow *pOldRow = *ppOldRow;
43,141,241✔
228
  pOldRow->status = pRaw->status;
43,141,241✔
229
  sdbPrintOper(pSdb, pOldRow, "update");
43,141,241✔
230

231
  int32_t     code = 0;
43,141,241✔
232
  SdbUpdateFp updateFp = pSdb->updateFps[type];
43,141,241✔
233
  if (updateFp != NULL) {
43,141,241✔
234
    code = (*updateFp)(pSdb, pOldRow->pObj, pNewRow->pObj);
43,141,241✔
235
  }
236
  sdbUnLock(pSdb, type);
43,141,241✔
237

238
  // sdbUnLock(pSdb, type);
239
  sdbFreeRow(pSdb, pNewRow, false);
43,141,241✔
240

241
  pSdb->tableVer[pOldRow->type]++;
43,141,241✔
242
  return code;
43,141,241✔
243
}
244

245
static int32_t sdbDeleteRow(SSdb *pSdb, SHashObj *hash, SSdbRaw *pRaw, SSdbRow *pRow, int32_t keySize) {
22,997,504✔
246
  int32_t type = pRow->type;
22,997,504✔
247
  sdbWriteLock(pSdb, type);
22,997,504✔
248

249
  SSdbRow **ppOldRow = taosHashGet(hash, pRow->pObj, keySize);
22,997,504✔
250
  if (ppOldRow == NULL || *ppOldRow == NULL) {
22,997,504✔
251
    sdbUnLock(pSdb, type);
9,311✔
252
    sdbFreeRow(pSdb, pRow, false);
9,311✔
253
    terrno = TSDB_CODE_SDB_OBJ_NOT_THERE;
9,311✔
254
    return terrno;
9,311✔
255
  }
256
  SSdbRow *pOldRow = *ppOldRow;
22,988,193✔
257
  pOldRow->status = pRaw->status;
22,988,193✔
258

259
  (void)atomic_add_fetch_32(&pOldRow->refCount, 1);
22,988,193✔
260
  sdbPrintOper(pSdb, pOldRow, "delete");
22,988,193✔
261

262
  if (taosHashRemove(hash, pOldRow->pObj, keySize) != 0) {
22,988,193✔
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]++;
22,988,193✔
269
  sdbUnLock(pSdb, type);
22,988,193✔
270

271
  sdbFreeRow(pSdb, pRow, false);
22,988,193✔
272

273
  sdbCheckRow(pSdb, pOldRow);
22,988,193✔
274
  return 0;
22,988,193✔
275
}
276

277
int32_t sdbWriteWithoutFree(SSdb *pSdb, SSdbRaw *pRaw) {
149,823,533✔
278
  if (pRaw->type == SDB_CFG) {
149,823,533✔
279
    mTrace("sdb write cfg");
49,709,391✔
280
  }
281
  SHashObj *hash = sdbGetHash(pSdb, pRaw->type);
149,823,533✔
282
  if (hash == NULL) return terrno;
149,823,533✔
283

284
  SdbDecodeFp decodeFp = pSdb->decodeFps[pRaw->type];
149,823,533✔
285
  SSdbRow    *pRow = (*decodeFp)(pRaw);
149,823,533✔
286
  if (pRow == NULL) return terrno;
149,823,533✔
287

288
  pRow->type = pRaw->type;
149,823,533✔
289

290
  int32_t keySize = sdbGetkeySize(pSdb, pRow->type, pRow->pObj);
149,823,533✔
291
  int32_t code = TSDB_CODE_SDB_INVALID_ACTION_TYPE;
149,823,533✔
292

293
  switch (pRaw->status) {
149,823,533✔
294
    case SDB_STATUS_CREATING:
4,281,894✔
295
      code = sdbInsertRow(pSdb, hash, pRaw, pRow, keySize);
4,281,894✔
296
      break;
4,281,894✔
297
    case SDB_STATUS_READY:
122,544,135✔
298
    case SDB_STATUS_UPDATE:
299
    case SDB_STATUS_DROPPING:
300
      code = sdbUpdateRow(pSdb, hash, pRaw, pRow, keySize);
122,544,135✔
301
      break;
122,544,135✔
302
    case SDB_STATUS_DROPPED:
22,997,504✔
303
      code = sdbDeleteRow(pSdb, hash, pRaw, pRow, keySize);
22,997,504✔
304
      break;
22,997,504✔
305
  }
306

307
  return code;
149,823,533✔
308
}
309

310
int32_t sdbWrite(SSdb *pSdb, SSdbRaw *pRaw) {
18,081,295✔
311
  int32_t code = sdbWriteWithoutFree(pSdb, pRaw);
18,081,295✔
312
  sdbFreeRaw(pRaw);
18,081,295✔
313
  return code;
18,081,295✔
314
}
315

316
void *sdbAcquireAll(SSdb *pSdb, ESdbType type, const void *pKey, bool onlyReady) {
831,486,848✔
317
  terrno = 0;
831,486,848✔
318

319
  SHashObj *hash = sdbGetHash(pSdb, type);
831,486,952✔
320
  if (hash == NULL) return NULL;
831,486,591✔
321

322
  void   *pRet = NULL;
831,486,591✔
323
  int32_t keySize = sdbGetkeySize(pSdb, type, pKey);
831,486,591✔
324

325
  sdbReadLock(pSdb, type);
831,484,316✔
326

327
  SSdbRow **ppRow = taosHashGet(hash, pKey, keySize);
831,486,488✔
328
  if (ppRow == NULL || *ppRow == NULL) {
831,486,910✔
329
    sdbUnLock(pSdb, type);
183,841,560✔
330
    terrno = TSDB_CODE_SDB_OBJ_NOT_THERE;
183,842,160✔
331
    return NULL;
183,842,160✔
332
  }
333

334
  SSdbRow *pRow = *ppRow;
647,645,350✔
335
  switch (pRow->status) {
647,645,246✔
336
    case SDB_STATUS_READY:
645,443,002✔
337
      (void)atomic_add_fetch_32(&pRow->refCount, 1);
645,443,002✔
338
      pRet = pRow->pObj;
645,442,978✔
339
      sdbPrintOper(pSdb, pRow, "acquire");
645,443,082✔
340
      break;
645,440,199✔
341
    case SDB_STATUS_CREATING:
1,759,032✔
342
      terrno = TSDB_CODE_SDB_OBJ_CREATING;
1,759,032✔
343
      break;
1,759,032✔
344
    case SDB_STATUS_DROPPING:
444,203✔
345
      terrno = TSDB_CODE_SDB_OBJ_DROPPING;
444,203✔
346
      break;
444,203✔
347
    default:
158✔
348
      terrno = TSDB_CODE_APP_ERROR;
158✔
349
      break;
×
350
  }
351

352
  if (pRet == NULL) {
647,643,434✔
353
    if (!onlyReady) {
2,203,235✔
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);
647,643,434✔
362
  return pRet;
647,646,418✔
363
}
364

365
void *sdbAcquire(SSdb *pSdb, ESdbType type, const void *pKey) { return sdbAcquireAll(pSdb, type, pKey, true); }
830,822,629✔
366
void *sdbAcquireNotReadyObj(SSdb *pSdb, ESdbType type, const void *pKey) {
664,440✔
367
  return sdbAcquireAll(pSdb, type, pKey, false);
664,440✔
368
}
369

370
static void sdbCheckRow(SSdb *pSdb, SSdbRow *pRow) {
22,988,193✔
371
  int32_t type = pRow->type;
22,988,193✔
372
  sdbWriteLock(pSdb, type);
22,988,193✔
373

374
  int32_t ref = atomic_sub_fetch_32(&pRow->refCount, 1);
22,988,193✔
375
  sdbPrintOper(pSdb, pRow, "check");
22,988,193✔
376
  if (ref <= 0 && pRow->status == SDB_STATUS_DROPPED) {
22,988,193✔
377
    sdbFreeRow(pSdb, pRow, true);
4,555,804✔
378
  }
379

380
  sdbUnLock(pSdb, type);
22,988,193✔
381
}
22,988,193✔
382

383
void sdbReleaseLock(SSdb *pSdb, void *pObj, bool lock) {
1,458,638,045✔
384
  if (pObj == NULL) return;
1,458,638,045✔
385

386
  SSdbRow *pRow = (SSdbRow *)((char *)pObj - sizeof(SSdbRow));
1,442,636,976✔
387
  if (pRow->type >= SDB_MAX) return;
1,442,643,229✔
388

389
  int32_t type = pRow->type;
1,442,641,198✔
390
  if (lock) {
1,442,641,342✔
391
    sdbWriteLock(pSdb, type);
1,441,532,358✔
392
  }
393

394
  int32_t ref = atomic_sub_fetch_32(&pRow->refCount, 1);
1,442,655,857✔
395
  sdbPrintOper(pSdb, pRow, "release");
1,442,659,699✔
396
  if (ref <= 0 && pRow->status == SDB_STATUS_DROPPED) {
1,442,650,329✔
397
    sdbFreeRow(pSdb, pRow, true);
18,432,389✔
398
  }
399
  if (ref < 0) {
1,442,651,737✔
400
    mError("row:%p, ref:%d, type:%s", pRow, ref, sdbTableName(type));
1,524,591✔
401
  }
402

403
  if (lock) {
1,442,649,569✔
404
    sdbUnLock(pSdb, type);
1,441,538,294✔
405
  }
406
}
407

408
void sdbRelease(SSdb *pSdb, void *pObj) { sdbReleaseLock(pSdb, pObj, true); }
1,457,531,307✔
409

410
void *sdbFetch(SSdb *pSdb, ESdbType type, void *pIter, void **ppObj) {
888,752,648✔
411
  *ppObj = NULL;
888,752,648✔
412

413
  SHashObj *hash = sdbGetHash(pSdb, type);
888,754,799✔
414
  if (hash == NULL) return NULL;
888,751,071✔
415

416
  sdbReadLock(pSdb, type);
888,751,071✔
417

418
  SSdbRow **ppRow = taosHashIterate(hash, pIter);
888,760,510✔
419
  while (ppRow != NULL) {
897,256,057✔
420
    SSdbRow *pRow = *ppRow;
665,479,511✔
421
    if (pRow == NULL || pRow->status != SDB_STATUS_READY) {
665,480,152✔
422
      ppRow = taosHashIterate(hash, ppRow);
8,500,592✔
423
      continue;
8,497,101✔
424
    }
425

426
    (void) atomic_add_fetch_32(&pRow->refCount, 1);
656,978,943✔
427

428
    sdbPrintOper(pSdb, pRow, "fetch");
656,979,092✔
429
    *ppObj = pRow->pObj;
656,971,301✔
430
    break;
656,973,553✔
431
  }
432
  sdbUnLock(pSdb, type);
888,750,099✔
433

434
  return ppRow;
888,764,459✔
435
}
436

437
void *sdbFetchAll(SSdb *pSdb, ESdbType type, void *pIter, void **ppObj, ESdbStatus *status, bool lock) {
174,072,773✔
438
  *ppObj = NULL;
174,072,773✔
439

440
  SHashObj *hash = sdbGetHash(pSdb, type);
174,072,773✔
441
  if (hash == NULL) return NULL;
174,072,773✔
442

443
  if (lock) {
174,072,773✔
444
    sdbReadLock(pSdb, type);
172,209,723✔
445
  }
446

447
  SSdbRow **ppRow = taosHashIterate(hash, pIter);
174,073,192✔
448
  while (ppRow != NULL) {
174,073,192✔
449
    SSdbRow *pRow = *ppRow;
140,248,173✔
450
    if (pRow == NULL) {
140,248,173✔
451
      ppRow = taosHashIterate(hash, ppRow);
×
452
      continue;
×
453
    }
454

455
    (void)atomic_add_fetch_32(&pRow->refCount, 1);
140,248,173✔
456
    sdbPrintOper(pSdb, pRow, "fetch");
140,248,173✔
457
    *ppObj = pRow->pObj;
140,247,754✔
458
    *status = pRow->status;
140,247,754✔
459
    break;
140,247,754✔
460
  }
461
  if (lock) {
174,072,773✔
462
    sdbUnLock(pSdb, type);
172,209,723✔
463
  }
464

465
  return ppRow;
174,073,192✔
466
}
467

468
void sdbCancelFetch(SSdb *pSdb, void *pIter) {
96,147,644✔
469
  if (pIter == NULL) return;
96,147,644✔
470
  SSdbRow *pRow = *(SSdbRow **)pIter;
96,061,033✔
471
  mTrace("cancel fetch row:%p", pRow);
96,061,033✔
472
  SHashObj *hash = sdbGetHash(pSdb, pRow->type);
96,061,033✔
473
  if (hash == NULL) return;
96,061,033✔
474

475
  int32_t type = pRow->type;
96,061,033✔
476
  sdbReadLock(pSdb, type);
96,061,033✔
477
  taosHashCancelIterate(hash, pIter);
96,061,033✔
478
  sdbUnLock(pSdb, type);
96,061,033✔
479
}
480

481
void sdbCancelFetchByType(SSdb *pSdb, void *pIter, ESdbType type) {
116✔
482
  if (pIter == NULL) return;
116✔
483
  if (type >= SDB_MAX || type < 0) return;
116✔
484
  SHashObj *hash = sdbGetHash(pSdb, type);
116✔
485
  if (hash == NULL) return;
116✔
486

487
  sdbReadLock(pSdb, type);
116✔
488
  taosHashCancelIterate(hash, pIter);
116✔
489
  sdbUnLock(pSdb, type);
116✔
490
}
491

492
void sdbTraverse(SSdb *pSdb, ESdbType type, sdbTraverseFp fp, void *p1, void *p2, void *p3) {
10,316,619✔
493
  SHashObj *hash = sdbGetHash(pSdb, type);
10,316,619✔
494
  if (hash == NULL) return;
10,316,619✔
495

496
  sdbReadLock(pSdb, type);
10,316,619✔
497

498
  SSdbRow **ppRow = taosHashIterate(hash, NULL);
10,316,619✔
499
  while (ppRow != NULL) {
41,807,907✔
500
    SSdbRow *pRow = *ppRow;
31,505,299✔
501
    if (pRow->status == SDB_STATUS_READY) {
31,505,299✔
502
      bool isContinue = (*fp)(pSdb->pMnode, pRow->pObj, p1, p2, p3);
29,465,595✔
503
      if (!isContinue) {
29,465,595✔
504
        taosHashCancelIterate(hash, ppRow);
14,011✔
505
        break;
14,011✔
506
      }
507
    }
508

509
    ppRow = taosHashIterate(hash, ppRow);
31,491,288✔
510
  }
511

512
  sdbUnLock(pSdb, type);
10,316,619✔
513
}
514

515
int32_t sdbGetSize(SSdb *pSdb, ESdbType type) {
193,650,055✔
516
  SHashObj *hash = sdbGetHash(pSdb, type);
193,650,055✔
517
  if (hash == NULL) return 0;
193,650,162✔
518

519
  sdbReadLock(pSdb, type);
193,650,162✔
520
  int32_t size = taosHashGetSize(hash);
193,651,154✔
521
  sdbUnLock(pSdb, type);
193,646,165✔
522

523
  return size;
193,649,782✔
524
}
525

526
int32_t sdbGetMaxId(SSdb *pSdb, ESdbType type) {
19,779,732✔
527
  SHashObj *hash = sdbGetHash(pSdb, type);
19,779,732✔
528
  if (hash == NULL) return -1;
19,779,732✔
529

530
  if (pSdb->keyTypes[type] != SDB_KEY_INT32) return -1;
19,779,732✔
531

532
  int32_t maxId = 0;
19,779,732✔
533
  sdbReadLock(pSdb, type);
19,779,732✔
534

535
  SSdbRow **ppRow = taosHashIterate(hash, NULL);
19,779,732✔
536
  while (ppRow != NULL) {
34,265,392✔
537
    SSdbRow *pRow = *ppRow;
14,485,660✔
538
    int32_t  id = *(int32_t *)pRow->pObj;
14,485,660✔
539
    maxId = TMAX(id, maxId);
14,485,660✔
540
    ppRow = taosHashIterate(hash, ppRow);
14,485,660✔
541
  }
542

543
  sdbUnLock(pSdb, type);
19,779,732✔
544
  maxId = TMAX(maxId, pSdb->maxId[type]);
19,779,732✔
545
  return maxId + 1;
19,779,732✔
546
}
547

548
int64_t sdbGetTableVer(SSdb *pSdb, ESdbType type) {
134,747,383✔
549
  if (type >= SDB_MAX || type < 0) {
134,747,383✔
550
    terrno = TSDB_CODE_SDB_INVALID_TABLE_TYPE;
×
551
    return -1;
×
552
  }
553

554
  return pSdb->tableVer[type];
134,747,383✔
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) {
294,627✔
571
  SHashObj *hash = sdbGetHash(pSdb, type);
294,627✔
572
  if (hash == NULL) return false;
294,627✔
573
  int32_t keySize = sdbGetkeySize(pSdb, type, pKey);
294,627✔
574

575
  sdbReadLock(pSdb, type);
294,627✔
576
  void* p = taosHashGet(hash, pKey, keySize);
294,627✔
577
  sdbUnLock(pSdb, type);
294,627✔
578

579
  return (NULL != p);
294,627✔
580
}
581

582

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