• Home
  • Features
  • Pricing
  • Docs
  • Announcements
  • Sign In

taosdata / TDengine / #4876

10 Dec 2025 05:56AM UTC coverage: 64.632% (+0.2%) from 64.472%
#4876

push

travis-ci

guanshengliang
test: fix idmp case with checkDataMemLoop checked (#33862)

4 of 9 new or added lines in 3 files covered. (44.44%)

380 existing lines in 104 files now uncovered.

162866 of 251990 relevant lines covered (64.63%)

107950382.52 hits per line

Source File
Press 'n' to go to next uncovered line, 'b' for previous

89.0
/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) {
396,640,417✔
22
  switch (type) {
396,640,417✔
23
    case SDB_TRANS:
61,658,315✔
24
      return "trans";
61,658,315✔
25
    case SDB_CLUSTER:
3,770,638✔
26
      return "cluster";
3,770,638✔
27
    case SDB_MNODE:
4,199,554✔
28
      return "mnode";
4,199,554✔
29
    case SDB_QNODE:
2,214,826✔
30
      return "qnode";
2,214,826✔
31
    case SDB_SNODE:
4,249,400✔
32
      return "snode";
4,249,400✔
33
    case SDB_DNODE:
8,137,656✔
34
      return "dnode";
8,137,656✔
35
    case SDB_USER:
6,995,737✔
36
      return "user";
6,995,737✔
37
    case SDB_AUTH:
1,548✔
38
      return "auth";
1,548✔
39
    case SDB_ACCT:
3,559,514✔
40
      return "acct";
3,559,514✔
41
    case SDB_STREAM_CK:
1,548✔
42
      return "stream_ck";
1,548✔
43
    case SDB_STREAM:
2,759,661✔
44
      return "stream";
2,759,661✔
45
    case SDB_OFFSET:
1,548✔
46
      return "offset";
1,548✔
47
    case SDB_SUBSCRIBE:
2,372,666✔
48
      return "subscribe";
2,372,666✔
49
    case SDB_CONSUMER:
2,643,840✔
50
      return "consumer";
2,643,840✔
51
    case SDB_TOPIC:
2,312,320✔
52
      return "topic";
2,312,320✔
53
    case SDB_VGROUP:
30,829,071✔
54
      return "vgroup";
30,829,071✔
55
    case SDB_SMA:
2,070,959✔
56
      return "sma";
2,070,959✔
57
    case SDB_STB:
49,630,726✔
58
      return "stb";
49,630,726✔
59
    case SDB_DB:
18,055,098✔
60
      return "db";
18,055,098✔
61
    case SDB_FUNC:
2,147,466✔
62
      return "func";
2,147,466✔
63
    case SDB_IDX:
12,649,184✔
64
      return "idx";
12,649,184✔
65
    case SDB_VIEW:
3,289,196✔
66
      return "view";
3,289,196✔
67
    case SDB_STREAM_SEQ:
1,548✔
68
      return "stream_seq";
1,548✔
69
    case SDB_COMPACT:
2,303,332✔
70
      return "compact";
2,303,332✔
71
    case SDB_COMPACT_DETAIL:
3,084,662✔
72
      return "compact_detail";
3,084,662✔
73
    case SDB_GRANT:
4,251,860✔
74
      return "grant";
4,251,860✔
75
    case SDB_ARBGROUP:
2,145,137✔
76
      return "arb_group";
2,145,137✔
77
    case SDB_ANODE:
2,070,959✔
78
      return "anode";
2,070,959✔
79
    case SDB_BNODE:
2,536,015✔
80
      return "bnode";
2,536,015✔
81
    case SDB_CFG:
128,523,950✔
82
      return "config";
128,523,950✔
83
    case SDB_MOUNT:
2,079,297✔
84
      return "mount";
2,079,297✔
85
    case SDB_MOUNT_LOG:
2,075,768✔
86
      return "mount_log";
2,075,768✔
87
    case SDB_SSMIGRATE:
2,070,959✔
88
      return "ssmigrate";
2,070,959✔
89
    case SDB_SCAN:
2,074,499✔
90
      return "scan";
2,074,499✔
91
    case SDB_SCAN_DETAIL:
2,076,269✔
92
      return "scan_detail";
2,076,269✔
93
    case SDB_RSMA:
2,368,823✔
94
      return "rsma";
2,368,823✔
95
    case SDB_INSTANCE:
1,214,584✔
96
      return "instance";
1,214,584✔
97
    case SDB_ENCRYPT_ALGORITHMS:
9,480,908✔
98
      return "encrypt_algr";
9,480,908✔
99
    default:
4,731,376✔
100
      return "undefine";
4,731,376✔
101
  }
102
}
103

104
const char *sdbStatusName(ESdbStatus status) {
161,212,664✔
105
  switch (status) {
161,212,664✔
106
    case SDB_STATUS_CREATING:
8,389,130✔
107
      return "creating";
8,389,130✔
108
    case SDB_STATUS_DROPPING:
2,709,646✔
109
      return "dropping";
2,709,646✔
110
    case SDB_STATUS_READY:
135,646,208✔
111
      return "ready";
135,646,208✔
112
    case SDB_STATUS_DROPPED:
14,378,893✔
113
      return "dropped";
14,378,893✔
114
    case SDB_STATUS_INIT:
88,787✔
115
      return "init";
88,787✔
116
    case SDB_STATUS_UPDATE:
×
117
      return "update";
×
118
    default:
×
119
      return "undefine";
×
120
  }
121
}
122

123
void sdbPrintOper(SSdb *pSdb, SSdbRow *pRow, const char *oper) {
2,147,483,647✔
124
#if 1
125
  EKeyType keyType = pSdb->keyTypes[pRow->type];
2,147,483,647✔
126

127
  if (keyType == SDB_KEY_BINARY) {
2,147,483,647✔
128
    mTrace("%s:%s, ref:%d oper:%s row:%p row->pObj:%p status:%s", sdbTableName(pRow->type), (char *)pRow->pObj,
1,047,084,080✔
129
           pRow->refCount, oper, pRow, pRow->pObj, sdbStatusName(pRow->status));
130
  } else if (keyType == SDB_KEY_INT32) {
2,147,483,647✔
131
    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✔
132
           pRow->refCount, oper, pRow, pRow->pObj, sdbStatusName(pRow->status));
133
  } else if (keyType == SDB_KEY_INT64) {
133,803,170✔
134
    mTrace("%s:%" PRId64 ", ref:%d oper:%s row:%p row->pObj:%p status:%s", sdbTableName(pRow->type),
133,803,753✔
135
           *(int64_t *)pRow->pObj, pRow->refCount, oper, pRow, pRow->pObj, sdbStatusName(pRow->status));
136
  } else {
137
  }
138
#endif
139
}
2,147,483,647✔
140

141
static SHashObj *sdbGetHash(SSdb *pSdb, int32_t type) {
2,147,483,647✔
142
  if (type >= SDB_MAX || type < 0) {
2,147,483,647✔
UNCOV
143
    terrno = TSDB_CODE_SDB_INVALID_TABLE_TYPE;
×
144
    return NULL;
×
145
  }
146

147
  SHashObj *hash = pSdb->hashObjs[type];
2,147,483,647✔
148
  if (hash == NULL) {
2,147,483,647✔
149
    terrno = TSDB_CODE_APP_ERROR;
×
150
    return NULL;
×
151
  }
152

153
  return hash;
2,147,483,647✔
154
}
155

156
static int32_t sdbGetkeySize(SSdb *pSdb, ESdbType type, const void *pKey) {
1,113,863,539✔
157
  int32_t  keySize = 0;
1,113,863,539✔
158
  EKeyType keyType = pSdb->keyTypes[type];
1,113,863,539✔
159

160
  if (keyType == SDB_KEY_INT32) {
1,113,866,725✔
161
    keySize = sizeof(int32_t);
764,756,707✔
162
  } else if (keyType == SDB_KEY_BINARY) {
349,110,018✔
163
    keySize = strlen(pKey) + 1;
345,700,367✔
164
  } else {
165
    keySize = sizeof(int64_t);
3,409,651✔
166
  }
167

168
  return keySize;
1,113,866,725✔
169
}
170

171
static int32_t sdbInsertRow(SSdb *pSdb, SHashObj *hash, SSdbRaw *pRaw, SSdbRow *pRow, int32_t keySize) {
90,199,128✔
172
  int32_t type = pRow->type;
90,199,128✔
173
  sdbWriteLock(pSdb, type);
90,199,128✔
174

175
  SSdbRow *pOldRow = taosHashGet(hash, pRow->pObj, keySize);
90,199,128✔
176
  if (pOldRow != NULL) {
90,199,128✔
177
    sdbUnLock(pSdb, type);
×
178
    sdbFreeRow(pSdb, pRow, false);
×
179
    terrno = TSDB_CODE_SDB_OBJ_ALREADY_THERE;
×
180
    return terrno;
×
181
  }
182

183
  pRow->refCount = 0;
90,199,128✔
184
  pRow->status = pRaw->status;
90,199,128✔
185
  sdbPrintOper(pSdb, pRow, "insert");
90,199,128✔
186

187
  int32_t code = 0;
90,199,128✔
188
  if ((code = taosHashPut(hash, pRow->pObj, keySize, &pRow, sizeof(void *))) != 0) {
90,199,128✔
189
    sdbUnLock(pSdb, type);
×
190
    sdbFreeRow(pSdb, pRow, false);
×
191
    return code;
×
192
  }
193

194
  SdbInsertFp insertFp = pSdb->insertFps[pRow->type];
90,199,128✔
195
  if (insertFp != NULL) {
90,199,128✔
196
    code = (*insertFp)(pSdb, pRow->pObj);
90,199,128✔
197
    if (code != 0) {
90,199,128✔
198
      if (taosHashRemove(hash, pRow->pObj, keySize) != 0) {
×
199
        mError("failed to remove row from hash");
×
200
      }
201
      sdbFreeRow(pSdb, pRow, false);
×
202
      sdbUnLock(pSdb, type);
×
203
      terrno = code;
×
204
      return terrno;
×
205
    }
206
  }
207

208
  sdbUnLock(pSdb, type);
90,199,128✔
209

210
  if (pSdb->keyTypes[pRow->type] == SDB_KEY_INT32) {
90,199,128✔
211
    pSdb->maxId[pRow->type] = TMAX(pSdb->maxId[pRow->type], *((int32_t *)pRow->pObj));
26,758,501✔
212
  }
213
  if (pSdb->keyTypes[pRow->type] == SDB_KEY_INT64) {
90,199,128✔
214
    pSdb->maxId[pRow->type] = TMAX(pSdb->maxId[pRow->type], *((int64_t *)pRow->pObj));
774,844✔
215
  }
216
  pSdb->tableVer[pRow->type]++;
90,199,128✔
217

218
  return 0;
90,199,128✔
219
}
220

221
static int32_t sdbUpdateRow(SSdb *pSdb, SHashObj *hash, SSdbRaw *pRaw, SSdbRow *pNewRow, int32_t keySize) {
130,220,271✔
222
  int32_t type = pNewRow->type;
130,220,271✔
223
  sdbWriteLock(pSdb, type);
130,220,271✔
224

225
  SSdbRow **ppOldRow = taosHashGet(hash, pNewRow->pObj, keySize);
130,220,271✔
226
  if (ppOldRow == NULL || *ppOldRow == NULL) {
130,220,271✔
227
    sdbUnLock(pSdb, type);
85,863,786✔
228
    return sdbInsertRow(pSdb, hash, pRaw, pNewRow, keySize);
85,863,786✔
229
  }
230

231
  SSdbRow *pOldRow = *ppOldRow;
44,356,485✔
232
  pOldRow->status = pRaw->status;
44,356,485✔
233
  sdbPrintOper(pSdb, pOldRow, "update");
44,356,485✔
234

235
  int32_t     code = 0;
44,356,485✔
236
  SdbUpdateFp updateFp = pSdb->updateFps[type];
44,356,485✔
237
  if (updateFp != NULL) {
44,356,485✔
238
    code = (*updateFp)(pSdb, pOldRow->pObj, pNewRow->pObj);
44,356,485✔
239
  }
240
  sdbUnLock(pSdb, type);
44,356,485✔
241

242
  // sdbUnLock(pSdb, type);
243
  sdbFreeRow(pSdb, pNewRow, false);
44,356,485✔
244

245
  pSdb->tableVer[pOldRow->type]++;
44,356,485✔
246
  return code;
44,356,485✔
247
}
248

249
static int32_t sdbDeleteRow(SSdb *pSdb, SHashObj *hash, SSdbRaw *pRaw, SSdbRow *pRow, int32_t keySize) {
23,616,678✔
250
  int32_t type = pRow->type;
23,616,678✔
251
  sdbWriteLock(pSdb, type);
23,616,678✔
252

253
  SSdbRow **ppOldRow = taosHashGet(hash, pRow->pObj, keySize);
23,616,678✔
254
  if (ppOldRow == NULL || *ppOldRow == NULL) {
23,616,678✔
255
    sdbUnLock(pSdb, type);
10,007✔
256
    sdbFreeRow(pSdb, pRow, false);
10,007✔
257
    terrno = TSDB_CODE_SDB_OBJ_NOT_THERE;
10,007✔
258
    return terrno;
10,007✔
259
  }
260
  SSdbRow *pOldRow = *ppOldRow;
23,606,671✔
261
  pOldRow->status = pRaw->status;
23,606,671✔
262

263
  (void)atomic_add_fetch_32(&pOldRow->refCount, 1);
23,606,671✔
264
  sdbPrintOper(pSdb, pOldRow, "delete");
23,606,671✔
265

266
  if (taosHashRemove(hash, pOldRow->pObj, keySize) != 0) {
23,606,671✔
267
    sdbUnLock(pSdb, type);
×
268
    sdbFreeRow(pSdb, pRow, false);
×
269
    terrno = TSDB_CODE_SDB_OBJ_NOT_THERE;
×
270
    return terrno;
×
271
  }
272
  pSdb->tableVer[pOldRow->type]++;
23,606,671✔
273
  sdbUnLock(pSdb, type);
23,606,671✔
274

275
  sdbFreeRow(pSdb, pRow, false);
23,606,671✔
276

277
  sdbCheckRow(pSdb, pOldRow);
23,606,671✔
278
  return 0;
23,606,671✔
279
}
280

281
int32_t sdbWriteWithoutFree(SSdb *pSdb, SSdbRaw *pRaw) {
158,172,291✔
282
  if (pRaw->type == SDB_CFG) {
158,172,291✔
283
    mTrace("sdb write cfg");
53,024,114✔
284
  }
285
  SHashObj *hash = sdbGetHash(pSdb, pRaw->type);
158,172,291✔
286
  if (hash == NULL) return terrno;
158,172,291✔
287

288
  SdbDecodeFp decodeFp = pSdb->decodeFps[pRaw->type];
158,172,291✔
289
  SSdbRow    *pRow = (*decodeFp)(pRaw);
158,172,291✔
290
  if (pRow == NULL) return terrno;
158,172,291✔
291

292
  pRow->type = pRaw->type;
158,172,291✔
293

294
  int32_t keySize = sdbGetkeySize(pSdb, pRow->type, pRow->pObj);
158,172,291✔
295
  int32_t code = TSDB_CODE_SDB_INVALID_ACTION_TYPE;
158,172,291✔
296

297
  switch (pRaw->status) {
158,172,291✔
298
    case SDB_STATUS_CREATING:
4,335,342✔
299
      code = sdbInsertRow(pSdb, hash, pRaw, pRow, keySize);
4,335,342✔
300
      break;
4,335,342✔
301
    case SDB_STATUS_READY:
130,220,271✔
302
    case SDB_STATUS_UPDATE:
303
    case SDB_STATUS_DROPPING:
304
      code = sdbUpdateRow(pSdb, hash, pRaw, pRow, keySize);
130,220,271✔
305
      break;
130,220,271✔
306
    case SDB_STATUS_DROPPED:
23,616,678✔
307
      code = sdbDeleteRow(pSdb, hash, pRaw, pRow, keySize);
23,616,678✔
308
      break;
23,616,678✔
309
  }
310

311
  return code;
158,172,291✔
312
}
313

314
int32_t sdbWrite(SSdb *pSdb, SSdbRaw *pRaw) {
18,650,682✔
315
  int32_t code = sdbWriteWithoutFree(pSdb, pRaw);
18,650,682✔
316
  sdbFreeRaw(pRaw);
18,650,682✔
317
  return code;
18,650,682✔
318
}
319

320
void *sdbAcquireAll(SSdb *pSdb, ESdbType type, const void *pKey, bool onlyReady) {
955,118,035✔
321
  terrno = 0;
955,118,035✔
322

323
  SHashObj *hash = sdbGetHash(pSdb, type);
955,118,075✔
324
  if (hash == NULL) return NULL;
955,113,954✔
325

326
  void   *pRet = NULL;
955,113,954✔
327
  int32_t keySize = sdbGetkeySize(pSdb, type, pKey);
955,113,954✔
328

329
  sdbReadLock(pSdb, type);
955,117,401✔
330

331
  SSdbRow **ppRow = taosHashGet(hash, pKey, keySize);
955,121,018✔
332
  if (ppRow == NULL || *ppRow == NULL) {
955,121,093✔
333
    sdbUnLock(pSdb, type);
219,775,937✔
334
    terrno = TSDB_CODE_SDB_OBJ_NOT_THERE;
219,775,922✔
335
    return NULL;
219,775,922✔
336
  }
337

338
  SSdbRow *pRow = *ppRow;
735,345,156✔
339
  switch (pRow->status) {
735,345,156✔
340
    case SDB_STATUS_READY:
732,756,562✔
341
      (void)atomic_add_fetch_32(&pRow->refCount, 1);
732,756,562✔
342
      pRet = pRow->pObj;
732,756,568✔
343
      sdbPrintOper(pSdb, pRow, "acquire");
732,756,462✔
344
      break;
732,756,273✔
345
    case SDB_STATUS_CREATING:
2,109,829✔
346
      terrno = TSDB_CODE_SDB_OBJ_CREATING;
2,109,829✔
347
      break;
2,109,829✔
348
    case SDB_STATUS_DROPPING:
478,985✔
349
      terrno = TSDB_CODE_SDB_OBJ_DROPPING;
478,985✔
350
      break;
478,985✔
351
    default:
×
352
      terrno = TSDB_CODE_APP_ERROR;
×
353
      break;
×
354
  }
355

356
  if (pRet == NULL) {
735,345,087✔
357
    if (!onlyReady) {
2,588,814✔
358
      terrno = 0;
×
359
      (void)atomic_add_fetch_32(&pRow->refCount, 1);
×
360
      pRet = pRow->pObj;
×
361
      sdbPrintOper(pSdb, pRow, "acquire");
×
362
    }
363
  }
364

365
  sdbUnLock(pSdb, type);
735,345,087✔
366
  return pRet;
735,345,532✔
367
}
368

369
void *sdbAcquire(SSdb *pSdb, ESdbType type, const void *pKey) { return sdbAcquireAll(pSdb, type, pKey, true); }
954,439,374✔
370
void *sdbAcquireNotReadyObj(SSdb *pSdb, ESdbType type, const void *pKey) {
679,587✔
371
  return sdbAcquireAll(pSdb, type, pKey, false);
679,587✔
372
}
373

374
static void sdbCheckRow(SSdb *pSdb, SSdbRow *pRow) {
23,606,671✔
375
  int32_t type = pRow->type;
23,606,671✔
376
  sdbWriteLock(pSdb, type);
23,606,671✔
377

378
  int32_t ref = atomic_sub_fetch_32(&pRow->refCount, 1);
23,606,671✔
379
  sdbPrintOper(pSdb, pRow, "check");
23,606,671✔
380
  if (ref <= 0 && pRow->status == SDB_STATUS_DROPPED) {
23,606,671✔
381
    sdbFreeRow(pSdb, pRow, true);
4,661,632✔
382
  }
383

384
  sdbUnLock(pSdb, type);
23,606,671✔
385
}
23,606,671✔
386

387
void sdbReleaseLock(SSdb *pSdb, void *pObj, bool lock) {
1,635,660,430✔
388
  if (pObj == NULL) return;
1,635,660,430✔
389

390
  SSdbRow *pRow = (SSdbRow *)((char *)pObj - sizeof(SSdbRow));
1,619,075,923✔
391
  if (pRow->type >= SDB_MAX) return;
1,619,077,858✔
392

393
  int32_t type = pRow->type;
1,619,078,284✔
394
  if (lock) {
1,619,073,082✔
395
    sdbWriteLock(pSdb, type);
1,617,934,513✔
396
  }
397

398
  int32_t ref = atomic_sub_fetch_32(&pRow->refCount, 1);
1,619,084,860✔
399
  sdbPrintOper(pSdb, pRow, "release");
1,619,093,261✔
400
  if (ref <= 0 && pRow->status == SDB_STATUS_DROPPED) {
1,619,088,568✔
401
    sdbFreeRow(pSdb, pRow, true);
18,945,039✔
402
  }
403
  if (ref < 0) {
1,619,088,568✔
404
    mError("row:%p, ref:%d, type:%s", pRow, ref, sdbTableName(type));
1,507,192✔
405
  }
406

407
  if (lock) {
1,619,086,860✔
408
    sdbUnLock(pSdb, type);
1,617,947,068✔
409
  }
410
}
411

412
void sdbRelease(SSdb *pSdb, void *pObj) { sdbReleaseLock(pSdb, pObj, true); }
1,634,517,926✔
413

414
void *sdbFetch(SSdb *pSdb, ESdbType type, void *pIter, void **ppObj) {
1,002,228,496✔
415
  *ppObj = NULL;
1,002,228,496✔
416

417
  SHashObj *hash = sdbGetHash(pSdb, type);
1,002,230,263✔
418
  if (hash == NULL) return NULL;
1,002,224,366✔
419

420
  sdbReadLock(pSdb, type);
1,002,224,366✔
421

422
  SSdbRow **ppRow = taosHashIterate(hash, pIter);
1,002,233,499✔
423
  while (ppRow != NULL) {
1,012,173,215✔
424
    SSdbRow *pRow = *ppRow;
726,924,254✔
425
    if (pRow == NULL || pRow->status != SDB_STATUS_READY) {
726,922,572✔
426
      ppRow = taosHashIterate(hash, ppRow);
9,937,878✔
427
      continue;
9,936,121✔
428
    }
429

430
    (void) atomic_add_fetch_32(&pRow->refCount, 1);
716,983,645✔
431

432
    sdbPrintOper(pSdb, pRow, "fetch");
716,982,262✔
433
    *ppObj = pRow->pObj;
716,975,818✔
434
    break;
716,977,244✔
435
  }
436
  sdbUnLock(pSdb, type);
1,002,226,205✔
437

438
  return ppRow;
1,002,235,493✔
439
}
440

441
void *sdbFetchAll(SSdb *pSdb, ESdbType type, void *pIter, void **ppObj, ESdbStatus *status, bool lock) {
210,936,197✔
442
  *ppObj = NULL;
210,936,197✔
443

444
  SHashObj *hash = sdbGetHash(pSdb, type);
210,936,197✔
445
  if (hash == NULL) return NULL;
210,936,197✔
446

447
  if (lock) {
210,936,197✔
448
    sdbReadLock(pSdb, type);
209,026,777✔
449
  }
450

451
  SSdbRow **ppRow = taosHashIterate(hash, pIter);
210,936,197✔
452
  while (ppRow != NULL) {
210,936,197✔
453
    SSdbRow *pRow = *ppRow;
169,367,792✔
454
    if (pRow == NULL) {
169,367,792✔
455
      ppRow = taosHashIterate(hash, ppRow);
×
456
      continue;
×
457
    }
458

459
    (void)atomic_add_fetch_32(&pRow->refCount, 1);
169,367,792✔
460
    sdbPrintOper(pSdb, pRow, "fetch");
169,367,792✔
461
    *ppObj = pRow->pObj;
169,367,792✔
462
    *status = pRow->status;
169,367,792✔
463
    break;
169,367,792✔
464
  }
465
  if (lock) {
210,936,197✔
466
    sdbUnLock(pSdb, type);
209,026,777✔
467
  }
468

469
  return ppRow;
210,936,197✔
470
}
471

472
void sdbCancelFetch(SSdb *pSdb, void *pIter) {
109,096,738✔
473
  if (pIter == NULL) return;
109,096,738✔
474
  SSdbRow *pRow = *(SSdbRow **)pIter;
109,007,611✔
475
  mTrace("cancel fetch row:%p", pRow);
109,007,611✔
476
  SHashObj *hash = sdbGetHash(pSdb, pRow->type);
109,007,611✔
477
  if (hash == NULL) return;
109,007,611✔
478

479
  int32_t type = pRow->type;
109,007,611✔
480
  sdbReadLock(pSdb, type);
109,007,611✔
481
  taosHashCancelIterate(hash, pIter);
109,007,611✔
482
  sdbUnLock(pSdb, type);
109,007,611✔
483
}
484

485
void sdbCancelFetchByType(SSdb *pSdb, void *pIter, ESdbType type) {
116✔
486
  if (pIter == NULL) return;
116✔
487
  if (type >= SDB_MAX || type < 0) return;
116✔
488
  SHashObj *hash = sdbGetHash(pSdb, type);
116✔
489
  if (hash == NULL) return;
116✔
490

491
  sdbReadLock(pSdb, type);
116✔
492
  taosHashCancelIterate(hash, pIter);
116✔
493
  sdbUnLock(pSdb, type);
116✔
494
}
495

496
void sdbTraverse(SSdb *pSdb, ESdbType type, sdbTraverseFp fp, void *p1, void *p2, void *p3) {
10,621,110✔
497
  SHashObj *hash = sdbGetHash(pSdb, type);
10,621,110✔
498
  if (hash == NULL) return;
10,621,110✔
499

500
  sdbReadLock(pSdb, type);
10,621,110✔
501

502
  SSdbRow **ppRow = taosHashIterate(hash, NULL);
10,621,110✔
503
  while (ppRow != NULL) {
45,467,763✔
504
    SSdbRow *pRow = *ppRow;
34,859,130✔
505
    if (pRow->status == SDB_STATUS_READY) {
34,859,130✔
506
      bool isContinue = (*fp)(pSdb->pMnode, pRow->pObj, p1, p2, p3);
32,776,818✔
507
      if (!isContinue) {
32,776,818✔
508
        taosHashCancelIterate(hash, ppRow);
12,477✔
509
        break;
12,477✔
510
      }
511
    }
512

513
    ppRow = taosHashIterate(hash, ppRow);
34,846,653✔
514
  }
515

516
  sdbUnLock(pSdb, type);
10,621,110✔
517
}
518

519
int32_t sdbGetSize(SSdb *pSdb, ESdbType type) {
228,505,746✔
520
  SHashObj *hash = sdbGetHash(pSdb, type);
228,505,746✔
521
  if (hash == NULL) return 0;
228,506,509✔
522

523
  sdbReadLock(pSdb, type);
228,506,509✔
524
  int32_t size = taosHashGetSize(hash);
228,506,317✔
525
  sdbUnLock(pSdb, type);
228,505,353✔
526

527
  return size;
228,506,509✔
528
}
529

530
int32_t sdbGetMaxId(SSdb *pSdb, ESdbType type) {
20,115,835✔
531
  SHashObj *hash = sdbGetHash(pSdb, type);
20,115,835✔
532
  if (hash == NULL) return -1;
20,115,835✔
533

534
  if (pSdb->keyTypes[type] != SDB_KEY_INT32) return -1;
20,115,835✔
535

536
  int32_t maxId = 0;
20,115,835✔
537
  sdbReadLock(pSdb, type);
20,115,835✔
538

539
  SSdbRow **ppRow = taosHashIterate(hash, NULL);
20,115,835✔
540
  while (ppRow != NULL) {
33,415,993✔
541
    SSdbRow *pRow = *ppRow;
13,300,158✔
542
    int32_t  id = *(int32_t *)pRow->pObj;
13,300,158✔
543
    maxId = TMAX(id, maxId);
13,300,158✔
544
    ppRow = taosHashIterate(hash, ppRow);
13,300,158✔
545
  }
546

547
  sdbUnLock(pSdb, type);
20,115,835✔
548
  maxId = TMAX(maxId, pSdb->maxId[type]);
20,115,835✔
549
  return maxId + 1;
20,115,835✔
550
}
551

552
int64_t sdbGetTableVer(SSdb *pSdb, ESdbType type) {
174,852,931✔
553
  if (type >= SDB_MAX || type < 0) {
174,852,931✔
554
    terrno = TSDB_CODE_SDB_INVALID_TABLE_TYPE;
×
555
    return -1;
×
556
  }
557

558
  return pSdb->tableVer[type];
174,852,931✔
559
}
560

561
bool countValid(SMnode *pMnode, void *pObj, void *p1, void *p2, void *p3) {
×
562
  int32_t *pInt = p1;
×
563
  (*pInt) += 1;
×
564
  return true;
×
565
}
566

567
int32_t sdbGetValidSize(SSdb *pSdb, ESdbType type) {
×
568
  int32_t num = 0;
×
569
  sdbTraverse(pSdb, type, countValid, &num, 0, 0);
×
570
  return num;
×
571
}
572

573

574
bool sdbCheckExists(SSdb *pSdb, ESdbType type, const void *pKey) {
576,009✔
575
  SHashObj *hash = sdbGetHash(pSdb, type);
576,009✔
576
  if (hash == NULL) return false;
576,009✔
577
  int32_t keySize = sdbGetkeySize(pSdb, type, pKey);
576,009✔
578

579
  sdbReadLock(pSdb, type);
576,009✔
580
  void* p = taosHashGet(hash, pKey, keySize);
576,009✔
581
  sdbUnLock(pSdb, type);
576,009✔
582

583
  return (NULL != p);
576,009✔
584
}
585

586

STATUS · Troubleshooting · Open an Issue · Sales · Support · CAREERS · ENTERPRISE · START FREE · SCHEDULE DEMO
ANNOUNCEMENTS · TWITTER · TOS & SLA · Supported CI Services · What's a CI service? · Automated Testing

© 2026 Coveralls, Inc