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

taosdata / TDengine / #3562

20 Dec 2024 09:57AM UTC coverage: 26.655% (-32.2%) from 58.812%
#3562

push

travis-ci

web-flow
Merge pull request #29229 from taosdata/enh/TS-5749-3.0

enh: seperate tsdb async tasks to different thread pools

21498 of 109421 branches covered (19.65%)

Branch coverage included in aggregate %.

66 of 96 new or added lines in 7 files covered. (68.75%)

39441 existing lines in 157 files now uncovered.

35007 of 102566 relevant lines covered (34.13%)

53922.97 hits per line

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

78.14
/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) {
8,773✔
22
  switch (type) {
8,773!
23
    case SDB_TRANS:
2,510✔
24
      return "trans";
2,510✔
25
    case SDB_CLUSTER:
127✔
26
      return "cluster";
127✔
27
    case SDB_MNODE:
141✔
28
      return "mnode";
141✔
29
    case SDB_QNODE:
59✔
30
      return "qnode";
59✔
31
    case SDB_SNODE:
59✔
32
      return "snode";
59✔
33
    case SDB_DNODE:
453✔
34
      return "dnode";
453✔
35
    case SDB_USER:
269✔
36
      return "user";
269✔
UNCOV
37
    case SDB_AUTH:
×
UNCOV
38
      return "auth";
×
39
    case SDB_ACCT:
99✔
40
      return "acct";
99✔
UNCOV
41
    case SDB_STREAM_CK:
×
UNCOV
42
      return "stream_ck";
×
43
    case SDB_STREAM:
51✔
44
      return "stream";
51✔
UNCOV
45
    case SDB_OFFSET:
×
UNCOV
46
      return "offset";
×
47
    case SDB_SUBSCRIBE:
51✔
48
      return "subscribe";
51✔
49
    case SDB_CONSUMER:
51✔
50
      return "consumer";
51✔
51
    case SDB_TOPIC:
51✔
52
      return "topic";
51✔
53
    case SDB_VGROUP:
881✔
54
      return "vgroup";
881✔
55
    case SDB_SMA:
51✔
56
      return "sma";
51✔
57
    case SDB_STB:
404✔
58
      return "stb";
404✔
59
    case SDB_DB:
460✔
60
      return "db";
460✔
61
    case SDB_FUNC:
51✔
62
      return "func";
51✔
63
    case SDB_IDX:
259✔
64
      return "idx";
259✔
65
    case SDB_VIEW:
51✔
66
      return "view";
51✔
67
    case SDB_STREAM_SEQ:
51✔
68
      return "stream_seq";
51✔
69
    case SDB_COMPACT:
51✔
70
      return "compact";
51✔
71
    case SDB_COMPACT_DETAIL:
51✔
72
      return "compact_detail";
51✔
73
    case SDB_GRANT:
96✔
74
      return "grant";
96✔
75
    case SDB_ARBGROUP:
51✔
76
      return "arb_group";
51✔
77
    case SDB_ANODE:
51✔
78
      return "anode";
51✔
79
    case SDB_CFG:
2,344✔
80
      return "config";
2,344✔
UNCOV
81
    default:
×
UNCOV
82
      return "undefine";
×
83
  }
84
}
85

86
const char *sdbStatusName(ESdbStatus status) {
3,703✔
87
  switch (status) {
3,703!
88
    case SDB_STATUS_CREATING:
91✔
89
      return "creating";
91✔
90
    case SDB_STATUS_DROPPING:
41✔
91
      return "dropping";
41✔
92
    case SDB_STATUS_READY:
3,020✔
93
      return "ready";
3,020✔
94
    case SDB_STATUS_DROPPED:
379✔
95
      return "dropped";
379✔
96
    case SDB_STATUS_INIT:
172✔
97
      return "init";
172✔
UNCOV
98
    case SDB_STATUS_UPDATE:
×
UNCOV
99
      return "update";
×
UNCOV
100
    default:
×
UNCOV
101
      return "undefine";
×
102
  }
103
}
104

105
void sdbPrintOper(SSdb *pSdb, SSdbRow *pRow, const char *oper) {
520,906✔
106
#if 1
107
  EKeyType keyType = pSdb->keyTypes[pRow->type];
520,906✔
108

109
  if (keyType == SDB_KEY_BINARY) {
520,906✔
110
    mTrace("%s:%s, ref:%d oper:%s row:%p row->pObj:%p status:%s", sdbTableName(pRow->type), (char *)pRow->pObj,
120,897✔
111
           pRow->refCount, oper, pRow, pRow->pObj, sdbStatusName(pRow->status));
112
  } else if (keyType == SDB_KEY_INT32) {
400,009✔
113
    mTrace("%s:%d, ref:%d oper:%s row:%p row->pObj:%p status:%s", sdbTableName(pRow->type), *(int32_t *)pRow->pObj,
386,152✔
114
           pRow->refCount, oper, pRow, pRow->pObj, sdbStatusName(pRow->status));
115
  } else if (keyType == SDB_KEY_INT64) {
13,857!
116
    mTrace("%s:%" PRId64 ", ref:%d oper:%s row:%p row->pObj:%p status:%s", sdbTableName(pRow->type),
13,878✔
117
           *(int64_t *)pRow->pObj, pRow->refCount, oper, pRow, pRow->pObj, sdbStatusName(pRow->status));
118
  } else {
119
  }
120
#endif
121
}
520,906✔
122

123
static SHashObj *sdbGetHash(SSdb *pSdb, int32_t type) {
391,983✔
124
  if (type >= SDB_MAX || type < 0) {
391,983!
125
    terrno = TSDB_CODE_SDB_INVALID_TABLE_TYPE;
×
UNCOV
126
    return NULL;
×
127
  }
128

129
  SHashObj *hash = pSdb->hashObjs[type];
391,985✔
130
  if (hash == NULL) {
391,985!
UNCOV
131
    terrno = TSDB_CODE_APP_ERROR;
×
UNCOV
132
    return NULL;
×
133
  }
134

135
  return hash;
391,985✔
136
}
137

138
static int32_t sdbGetkeySize(SSdb *pSdb, ESdbType type, const void *pKey) {
176,136✔
139
  int32_t  keySize = 0;
176,136✔
140
  EKeyType keyType = pSdb->keyTypes[type];
176,136✔
141

142
  if (keyType == SDB_KEY_INT32) {
176,136✔
143
    keySize = sizeof(int32_t);
111,114✔
144
  } else if (keyType == SDB_KEY_BINARY) {
65,022✔
145
    keySize = strlen(pKey) + 1;
65,008✔
146
  } else {
147
    keySize = sizeof(int64_t);
14✔
148
  }
149

150
  return keySize;
176,136✔
151
}
152

153
static int32_t sdbInsertRow(SSdb *pSdb, SHashObj *hash, SSdbRaw *pRaw, SSdbRow *pRow, int32_t keySize) {
1,617✔
154
  int32_t type = pRow->type;
1,617✔
155
  sdbWriteLock(pSdb, type);
1,617✔
156

157
  SSdbRow *pOldRow = taosHashGet(hash, pRow->pObj, keySize);
1,617✔
158
  if (pOldRow != NULL) {
1,617!
159
    sdbUnLock(pSdb, type);
×
160
    sdbFreeRow(pSdb, pRow, false);
×
161
    terrno = TSDB_CODE_SDB_OBJ_ALREADY_THERE;
×
162
    return terrno;
×
163
  }
164

165
  pRow->refCount = 0;
1,617✔
166
  pRow->status = pRaw->status;
1,617✔
167
  sdbPrintOper(pSdb, pRow, "insert");
1,617✔
168

169
  int32_t code = 0;
1,617✔
170
  if ((code = taosHashPut(hash, pRow->pObj, keySize, &pRow, sizeof(void *))) != 0) {
1,617!
171
    sdbUnLock(pSdb, type);
×
172
    sdbFreeRow(pSdb, pRow, false);
×
173
    return code;
×
174
  }
175

176
  SdbInsertFp insertFp = pSdb->insertFps[pRow->type];
1,617✔
177
  if (insertFp != NULL) {
1,617!
178
    code = (*insertFp)(pSdb, pRow->pObj);
1,617✔
179
    if (code != 0) {
1,617!
180
      if (taosHashRemove(hash, pRow->pObj, keySize) != 0) {
×
181
        mError("failed to remove row from hash");
×
182
      }
183
      sdbFreeRow(pSdb, pRow, false);
×
184
      sdbUnLock(pSdb, type);
×
185
      terrno = code;
×
186
      return terrno;
×
187
    }
188
  }
189

190
  sdbUnLock(pSdb, type);
1,617✔
191

192
  if (pSdb->keyTypes[pRow->type] == SDB_KEY_INT32) {
1,617✔
193
    pSdb->maxId[pRow->type] = TMAX(pSdb->maxId[pRow->type], *((int32_t *)pRow->pObj));
343✔
194
  }
195
  if (pSdb->keyTypes[pRow->type] == SDB_KEY_INT64) {
1,617✔
196
    pSdb->maxId[pRow->type] = TMAX(pSdb->maxId[pRow->type], *((int64_t *)pRow->pObj));
13✔
197
  }
198
  pSdb->tableVer[pRow->type]++;
1,617✔
199

200
  return 0;
1,617✔
201
}
202

203
static int32_t sdbUpdateRow(SSdb *pSdb, SHashObj *hash, SSdbRaw *pRaw, SSdbRow *pNewRow, int32_t keySize) {
2,876✔
204
  int32_t type = pNewRow->type;
2,876✔
205
  sdbWriteLock(pSdb, type);
2,876✔
206

207
  SSdbRow **ppOldRow = taosHashGet(hash, pNewRow->pObj, keySize);
2,876✔
208
  if (ppOldRow == NULL || *ppOldRow == NULL) {
2,876!
209
    sdbUnLock(pSdb, type);
1,550✔
210
    return sdbInsertRow(pSdb, hash, pRaw, pNewRow, keySize);
1,550✔
211
  }
212

213
  SSdbRow *pOldRow = *ppOldRow;
1,326✔
214
  pOldRow->status = pRaw->status;
1,326✔
215
  sdbPrintOper(pSdb, pOldRow, "update");
1,326✔
216

217
  int32_t     code = 0;
1,326✔
218
  SdbUpdateFp updateFp = pSdb->updateFps[type];
1,326✔
219
  if (updateFp != NULL) {
1,326!
220
    code = (*updateFp)(pSdb, pOldRow->pObj, pNewRow->pObj);
1,326✔
221
  }
222
  sdbUnLock(pSdb, type);
1,326✔
223

224
  // sdbUnLock(pSdb, type);
225
  sdbFreeRow(pSdb, pNewRow, false);
1,326✔
226

227
  pSdb->tableVer[pOldRow->type]++;
1,326✔
228
  return code;
1,326✔
229
}
230

231
static int32_t sdbDeleteRow(SSdb *pSdb, SHashObj *hash, SSdbRaw *pRaw, SSdbRow *pRow, int32_t keySize) {
308✔
232
  int32_t type = pRow->type;
308✔
233
  sdbWriteLock(pSdb, type);
308✔
234

235
  SSdbRow **ppOldRow = taosHashGet(hash, pRow->pObj, keySize);
308✔
236
  if (ppOldRow == NULL || *ppOldRow == NULL) {
308!
UNCOV
237
    sdbUnLock(pSdb, type);
×
UNCOV
238
    sdbFreeRow(pSdb, pRow, false);
×
UNCOV
239
    terrno = TSDB_CODE_SDB_OBJ_NOT_THERE;
×
UNCOV
240
    return terrno;
×
241
  }
242
  SSdbRow *pOldRow = *ppOldRow;
308✔
243
  pOldRow->status = pRaw->status;
308✔
244

245
  (void)atomic_add_fetch_32(&pOldRow->refCount, 1);
308✔
246
  sdbPrintOper(pSdb, pOldRow, "delete");
308✔
247

248
  if (taosHashRemove(hash, pOldRow->pObj, keySize) != 0) {
308!
249
    sdbUnLock(pSdb, type);
×
250
    sdbFreeRow(pSdb, pRow, false);
×
251
    terrno = TSDB_CODE_SDB_OBJ_NOT_THERE;
×
252
    return terrno;
×
253
  }
254
  pSdb->tableVer[pOldRow->type]++;
308✔
255
  sdbUnLock(pSdb, type);
308✔
256

257
  sdbFreeRow(pSdb, pRow, false);
308✔
258

259
  sdbCheckRow(pSdb, pOldRow);
308✔
260
  return 0;
308✔
261
}
262

263
int32_t sdbWriteWithoutFree(SSdb *pSdb, SSdbRaw *pRaw) {
3,251✔
264
  if (pRaw->type == SDB_CFG) {
3,251✔
265
    mTrace("sdb write cfg");
1,165✔
266
  }
267
  SHashObj *hash = sdbGetHash(pSdb, pRaw->type);
3,251✔
268
  if (hash == NULL) return terrno;
3,251!
269

270
  SdbDecodeFp decodeFp = pSdb->decodeFps[pRaw->type];
3,251✔
271
  SSdbRow    *pRow = (*decodeFp)(pRaw);
3,251✔
272
  if (pRow == NULL) return terrno;
3,251!
273

274
  pRow->type = pRaw->type;
3,251✔
275

276
  int32_t keySize = sdbGetkeySize(pSdb, pRow->type, pRow->pObj);
3,251✔
277
  int32_t code = TSDB_CODE_SDB_INVALID_ACTION_TYPE;
3,251✔
278

279
  switch (pRaw->status) {
3,251!
280
    case SDB_STATUS_CREATING:
67✔
281
      code = sdbInsertRow(pSdb, hash, pRaw, pRow, keySize);
67✔
282
      break;
67✔
283
    case SDB_STATUS_READY:
2,876✔
284
    case SDB_STATUS_UPDATE:
285
    case SDB_STATUS_DROPPING:
286
      code = sdbUpdateRow(pSdb, hash, pRaw, pRow, keySize);
2,876✔
287
      break;
2,876✔
288
    case SDB_STATUS_DROPPED:
308✔
289
      code = sdbDeleteRow(pSdb, hash, pRaw, pRow, keySize);
308✔
290
      break;
308✔
291
  }
292

293
  return code;
3,251✔
294
}
295

296
int32_t sdbWrite(SSdb *pSdb, SSdbRaw *pRaw) {
254✔
297
  int32_t code = sdbWriteWithoutFree(pSdb, pRaw);
254✔
298
  sdbFreeRaw(pRaw);
254✔
299
  return code;
254✔
300
}
301

302
void *sdbAcquireAll(SSdb *pSdb, ESdbType type, const void *pKey, bool onlyReady) {
172,885✔
303
  terrno = 0;
172,885✔
304

305
  SHashObj *hash = sdbGetHash(pSdb, type);
172,885✔
306
  if (hash == NULL) return NULL;
172,885!
307

308
  void   *pRet = NULL;
172,885✔
309
  int32_t keySize = sdbGetkeySize(pSdb, type, pKey);
172,885✔
310

311
  sdbReadLock(pSdb, type);
172,885✔
312

313
  SSdbRow **ppRow = taosHashGet(hash, pKey, keySize);
172,885✔
314
  if (ppRow == NULL || *ppRow == NULL) {
172,885!
315
    sdbUnLock(pSdb, type);
55,129✔
316
    terrno = TSDB_CODE_SDB_OBJ_NOT_THERE;
55,129✔
317
    return NULL;
55,129✔
318
  }
319

320
  SSdbRow *pRow = *ppRow;
117,756✔
321
  switch (pRow->status) {
117,756!
322
    case SDB_STATUS_READY:
117,628✔
323
      (void)atomic_add_fetch_32(&pRow->refCount, 1);
117,628✔
324
      pRet = pRow->pObj;
117,628✔
325
      sdbPrintOper(pSdb, pRow, "acquire");
117,628✔
326
      break;
117,628✔
UNCOV
327
    case SDB_STATUS_CREATING:
×
UNCOV
328
      terrno = TSDB_CODE_SDB_OBJ_CREATING;
×
UNCOV
329
      break;
×
330
    case SDB_STATUS_DROPPING:
128✔
331
      terrno = TSDB_CODE_SDB_OBJ_DROPPING;
128✔
332
      break;
128✔
UNCOV
333
    default:
×
UNCOV
334
      terrno = TSDB_CODE_APP_ERROR;
×
UNCOV
335
      break;
×
336
  }
337

338
  if (pRet == NULL) {
117,756✔
339
    if (!onlyReady) {
128!
340
      terrno = 0;
×
341
      (void)atomic_add_fetch_32(&pRow->refCount, 1);
×
342
      pRet = pRow->pObj;
×
343
      sdbPrintOper(pSdb, pRow, "acquire");
×
344
    }
345
  }
346

347
  sdbUnLock(pSdb, type);
117,756✔
348
  return pRet;
117,756✔
349
}
350

351
void *sdbAcquire(SSdb *pSdb, ESdbType type, const void *pKey) { return sdbAcquireAll(pSdb, type, pKey, true); }
172,872✔
352
void *sdbAcquireNotReadyObj(SSdb *pSdb, ESdbType type, const void *pKey) {
13✔
353
  return sdbAcquireAll(pSdb, type, pKey, false);
13✔
354
}
355

356
static void sdbCheckRow(SSdb *pSdb, SSdbRow *pRow) {
308✔
357
  int32_t type = pRow->type;
308✔
358
  sdbWriteLock(pSdb, type);
308✔
359

360
  int32_t ref = atomic_sub_fetch_32(&pRow->refCount, 1);
308✔
361
  sdbPrintOper(pSdb, pRow, "check");
308✔
362
  if (ref <= 0 && pRow->status == SDB_STATUS_DROPPED) {
308!
363
    sdbFreeRow(pSdb, pRow, true);
54✔
364
  }
365

366
  sdbUnLock(pSdb, type);
308✔
367
}
308✔
368

369
void sdbReleaseLock(SSdb *pSdb, void *pObj, bool lock) {
256,276✔
370
  if (pObj == NULL) return;
256,276✔
371

372
  SSdbRow *pRow = (SSdbRow *)((char *)pObj - sizeof(SSdbRow));
255,885✔
373
  if (pRow->type >= SDB_MAX) return;
255,885!
374

375
  int32_t type = pRow->type;
255,885✔
376
  if (lock) {
255,885✔
377
    sdbWriteLock(pSdb, type);
255,872✔
378
  }
379

380
  int32_t ref = atomic_sub_fetch_32(&pRow->refCount, 1);
255,889✔
381
  sdbPrintOper(pSdb, pRow, "release");
255,897✔
382
  if (ref <= 0 && pRow->status == SDB_STATUS_DROPPED) {
255,896✔
383
    sdbFreeRow(pSdb, pRow, true);
254✔
384
  }
385

386
  if (lock) {
255,896✔
387
    sdbUnLock(pSdb, type);
255,883✔
388
  }
389
}
390

391
void sdbRelease(SSdb *pSdb, void *pObj) { sdbReleaseLock(pSdb, pObj, true); }
256,257✔
392

393
void *sdbFetch(SSdb *pSdb, ESdbType type, void *pIter, void **ppObj) {
115,806✔
394
  *ppObj = NULL;
115,806✔
395

396
  SHashObj *hash = sdbGetHash(pSdb, type);
115,806✔
397
  if (hash == NULL) return NULL;
115,804!
398

399
  sdbReadLock(pSdb, type);
115,804✔
400

401
  SSdbRow **ppRow = taosHashIterate(hash, pIter);
115,806✔
402
  while (ppRow != NULL) {
115,946✔
403
    SSdbRow *pRow = *ppRow;
97,854✔
404
    if (pRow == NULL || pRow->status != SDB_STATUS_READY) {
97,854!
405
      ppRow = taosHashIterate(hash, ppRow);
138✔
406
      continue;
137✔
407
    }
408

409
    (void)atomic_add_fetch_32(&pRow->refCount, 1);
97,716✔
410
    sdbPrintOper(pSdb, pRow, "fetch");
97,716✔
411
    *ppObj = pRow->pObj;
97,716✔
412
    break;
97,716✔
413
  }
414
  sdbUnLock(pSdb, type);
115,808✔
415

416
  return ppRow;
115,807✔
417
}
418

419
void *sdbFetchAll(SSdb *pSdb, ESdbType type, void *pIter, void **ppObj, ESdbStatus *status, bool lock) {
47,304✔
420
  *ppObj = NULL;
47,304✔
421

422
  SHashObj *hash = sdbGetHash(pSdb, type);
47,304✔
423
  if (hash == NULL) return NULL;
47,304!
424

425
  if (lock) {
47,304✔
426
    sdbReadLock(pSdb, type);
47,278✔
427
  }
428

429
  SSdbRow **ppRow = taosHashIterate(hash, pIter);
47,304✔
430
  while (ppRow != NULL) {
47,304✔
431
    SSdbRow *pRow = *ppRow;
40,536✔
432
    if (pRow == NULL) {
40,536!
433
      ppRow = taosHashIterate(hash, ppRow);
×
434
      continue;
×
435
    }
436

437
    (void)atomic_add_fetch_32(&pRow->refCount, 1);
40,536✔
438
    sdbPrintOper(pSdb, pRow, "fetch");
40,536✔
439
    *ppObj = pRow->pObj;
40,536✔
440
    *status = pRow->status;
40,536✔
441
    break;
40,536✔
442
  }
443
  if (lock) {
47,304✔
444
    sdbUnLock(pSdb, type);
47,278✔
445
  }
446

447
  return ppRow;
47,304✔
448
}
449

450
void sdbCancelFetch(SSdb *pSdb, void *pIter) {
39,622✔
451
  if (pIter == NULL) return;
39,622✔
452
  SSdbRow *pRow = *(SSdbRow **)pIter;
39,621✔
453
  mTrace("cancel fetch row:%p", pRow);
39,621✔
454
  SHashObj *hash = sdbGetHash(pSdb, pRow->type);
39,621✔
455
  if (hash == NULL) return;
39,621!
456

457
  int32_t type = pRow->type;
39,621✔
458
  sdbReadLock(pSdb, type);
39,621✔
459
  taosHashCancelIterate(hash, pIter);
39,621✔
460
  sdbUnLock(pSdb, type);
39,621✔
461
}
462

463
void sdbCancelFetchByType(SSdb *pSdb, void *pIter, ESdbType type) {
×
464
  if (pIter == NULL) return;
×
465
  if (type >= SDB_MAX || type < 0) return;
×
466
  SHashObj *hash = sdbGetHash(pSdb, type);
×
467
  if (hash == NULL) return;
×
468

469
  sdbReadLock(pSdb, type);
×
470
  taosHashCancelIterate(hash, pIter);
×
471
  sdbUnLock(pSdb, type);
×
472
}
473

474
void sdbTraverse(SSdb *pSdb, ESdbType type, sdbTraverseFp fp, void *p1, void *p2, void *p3) {
319✔
475
  SHashObj *hash = sdbGetHash(pSdb, type);
319✔
476
  if (hash == NULL) return;
319!
477

478
  sdbReadLock(pSdb, type);
319✔
479

480
  SSdbRow **ppRow = taosHashIterate(hash, NULL);
319✔
481
  while (ppRow != NULL) {
791✔
482
    SSdbRow *pRow = *ppRow;
472✔
483
    if (pRow->status == SDB_STATUS_READY) {
472!
484
      bool isContinue = (*fp)(pSdb->pMnode, pRow->pObj, p1, p2, p3);
472✔
485
      if (!isContinue) {
472!
UNCOV
486
        taosHashCancelIterate(hash, ppRow);
×
UNCOV
487
        break;
×
488
      }
489
    }
490

491
    ppRow = taosHashIterate(hash, ppRow);
472✔
492
  }
493

494
  sdbUnLock(pSdb, type);
319✔
495
}
496

497
int32_t sdbGetSize(SSdb *pSdb, ESdbType type) {
12,503✔
498
  SHashObj *hash = sdbGetHash(pSdb, type);
12,503✔
499
  if (hash == NULL) return 0;
12,503!
500

501
  sdbReadLock(pSdb, type);
12,503✔
502
  int32_t size = taosHashGetSize(hash);
12,503✔
503
  sdbUnLock(pSdb, type);
12,503✔
504

505
  return size;
12,503✔
506
}
507

508
int32_t sdbGetMaxId(SSdb *pSdb, ESdbType type) {
336✔
509
  SHashObj *hash = sdbGetHash(pSdb, type);
336✔
510
  if (hash == NULL) return -1;
336!
511

512
  if (pSdb->keyTypes[type] != SDB_KEY_INT32) return -1;
336!
513

514
  int32_t maxId = 0;
336✔
515
  sdbReadLock(pSdb, type);
336✔
516

517
  SSdbRow **ppRow = taosHashIterate(hash, NULL);
336✔
518
  while (ppRow != NULL) {
432✔
519
    SSdbRow *pRow = *ppRow;
96✔
520
    int32_t  id = *(int32_t *)pRow->pObj;
96✔
521
    maxId = TMAX(id, maxId);
96✔
522
    ppRow = taosHashIterate(hash, ppRow);
96✔
523
  }
524

525
  sdbUnLock(pSdb, type);
336✔
526
  maxId = TMAX(maxId, pSdb->maxId[type]);
336✔
527
  return maxId + 1;
336✔
528
}
529

530
int64_t sdbGetTableVer(SSdb *pSdb, ESdbType type) {
20,648✔
531
  if (type >= SDB_MAX || type < 0) {
20,648!
UNCOV
532
    terrno = TSDB_CODE_SDB_INVALID_TABLE_TYPE;
×
UNCOV
533
    return -1;
×
534
  }
535

536
  return pSdb->tableVer[type];
20,648✔
537
}
538

539
bool countValid(SMnode *pMnode, void *pObj, void *p1, void *p2, void *p3) {
×
540
  int32_t *pInt = p1;
×
541
  (*pInt) += 1;
×
542
  return true;
×
543
}
544

545
int32_t sdbGetValidSize(SSdb *pSdb, ESdbType type) {
×
546
  int32_t num = 0;
×
547
  sdbTraverse(pSdb, type, countValid, &num, 0, 0);
×
548
  return num;
×
549
}
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