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taosdata / TDengine / #4926

13 Jan 2026 05:43AM UTC coverage: 66.053% (-0.05%) from 66.107%
#4926

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feat: [6654385780] show snap progress (#34203)

48 of 59 new or added lines in 7 files covered. (81.36%)

582 existing lines in 124 files now uncovered.

200362 of 303334 relevant lines covered (66.05%)

132283104.31 hits per line

Source File
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89.76
/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) {
366,632,028✔
22
  switch (type) {
366,632,028✔
23
    case SDB_TRANS:
56,307,880✔
24
      return "trans";
56,307,880✔
25
    case SDB_CLUSTER:
3,122,829✔
26
      return "cluster";
3,122,829✔
27
    case SDB_MNODE:
3,384,213✔
28
      return "mnode";
3,384,213✔
29
    case SDB_QNODE:
1,725,168✔
30
      return "qnode";
1,725,168✔
31
    case SDB_SNODE:
2,856,414✔
32
      return "snode";
2,856,414✔
33
    case SDB_DNODE:
6,260,641✔
34
      return "dnode";
6,260,641✔
35
    case SDB_USER:
6,306,657✔
36
      return "user";
6,306,657✔
37
    case SDB_AUTH:
120✔
38
      return "auth";
120✔
39
    case SDB_ACCT:
2,954,151✔
40
      return "acct";
2,954,151✔
41
    case SDB_STREAM_CK:
120✔
42
      return "stream_ck";
120✔
43
    case SDB_STREAM:
2,130,813✔
44
      return "stream";
2,130,813✔
45
    case SDB_OFFSET:
120✔
46
      return "offset";
120✔
47
    case SDB_SUBSCRIBE:
2,673,337✔
48
      return "subscribe";
2,673,337✔
49
    case SDB_CONSUMER:
3,549,690✔
50
      return "consumer";
3,549,690✔
51
    case SDB_TOPIC:
2,332,479✔
52
      return "topic";
2,332,479✔
53
    case SDB_VGROUP:
27,025,894✔
54
      return "vgroup";
27,025,894✔
55
    case SDB_SMA:
1,674,346✔
56
      return "sma";
1,674,346✔
57
    case SDB_STB:
40,860,903✔
58
      return "stb";
40,860,903✔
59
    case SDB_DB:
21,706,045✔
60
      return "db";
21,706,045✔
61
    case SDB_FUNC:
1,950,323✔
62
      return "func";
1,950,323✔
63
    case SDB_IDX:
10,075,370✔
64
      return "idx";
10,075,370✔
65
    case SDB_VIEW:
1,731,211✔
66
      return "view";
1,731,211✔
67
    case SDB_STREAM_SEQ:
120✔
68
      return "stream_seq";
120✔
69
    case SDB_COMPACT:
1,879,963✔
70
      return "compact";
1,879,963✔
71
    case SDB_COMPACT_DETAIL:
2,446,540✔
72
      return "compact_detail";
2,446,540✔
73
    case SDB_GRANT:
3,539,436✔
74
      return "grant";
3,539,436✔
75
    case SDB_ARBGROUP:
1,749,359✔
76
      return "arb_group";
1,749,359✔
77
    case SDB_ANODE:
1,674,346✔
78
      return "anode";
1,674,346✔
79
    case SDB_BNODE:
1,941,159✔
80
      return "bnode";
1,941,159✔
81
    case SDB_XNODE:
1,676,886✔
82
      return "xnode";
1,676,886✔
83
    case SDB_CFG:
115,690,335✔
84
      return "config";
115,690,335✔
85
    case SDB_MOUNT:
1,677,600✔
86
      return "mount";
1,677,600✔
87
    case SDB_MOUNT_LOG:
1,676,220✔
88
      return "mount_log";
1,676,220✔
89
    case SDB_SSMIGRATE:
1,674,346✔
90
      return "ssmigrate";
1,674,346✔
91
    case SDB_SCAN:
1,675,756✔
92
      return "scan";
1,675,756✔
93
    case SDB_SCAN_DETAIL:
1,676,461✔
94
      return "scan_detail";
1,676,461✔
95
    case SDB_RSMA:
1,810,804✔
96
      return "rsma";
1,810,804✔
97
    case SDB_RETENTION:
1,758,199✔
98
      return "retention";
1,758,199✔
99
    case SDB_RETENTION_DETAIL:
1,877,416✔
100
      return "retention_detail";
1,877,416✔
101
    case SDB_INSTANCE:
916,545✔
102
      return "instance";
916,545✔
103
    case SDB_ENCRYPT_ALGORITHMS:
7,984,307✔
104
      return "encrypt_algr";
7,984,307✔
105
    case SDB_TOKEN:
1,711,837✔
106
      return "token";
1,711,837✔
107
    case SDB_ROLE:
7,941,749✔
108
      return "role";
7,941,749✔
109
    default:
5,023,920✔
110
      return "undefine";
5,023,920✔
111
  }
112
}
113

114
const char *sdbStatusName(ESdbStatus status) {
147,688,751✔
115
  switch (status) {
147,688,751✔
116
    case SDB_STATUS_CREATING:
7,363,277✔
117
      return "creating";
7,363,277✔
118
    case SDB_STATUS_DROPPING:
2,277,195✔
119
      return "dropping";
2,277,195✔
120
    case SDB_STATUS_READY:
125,269,727✔
121
      return "ready";
125,269,727✔
122
    case SDB_STATUS_DROPPED:
12,691,328✔
123
      return "dropped";
12,691,328✔
124
    case SDB_STATUS_INIT:
87,224✔
125
      return "init";
87,224✔
126
    case SDB_STATUS_UPDATE:
×
127
      return "update";
×
128
    default:
×
129
      return "undefine";
×
130
  }
131
}
132

133
void sdbPrintOper(SSdb *pSdb, SSdbRow *pRow, const char *oper) {
2,147,483,647✔
134
#if 1
135
  EKeyType keyType = pSdb->keyTypes[pRow->type];
2,147,483,647✔
136

137
  if (keyType == SDB_KEY_BINARY) {
2,147,483,647✔
138
    mTrace("%s:%s, ref:%d oper:%s row:%p row->pObj:%p status:%s", sdbTableName(pRow->type), (char *)pRow->pObj,
1,160,146,271✔
139
           pRow->refCount, oper, pRow, pRow->pObj, sdbStatusName(pRow->status));
140
  } else if (keyType == SDB_KEY_INT32) {
2,147,483,647✔
141
    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✔
142
           pRow->refCount, oper, pRow, pRow->pObj, sdbStatusName(pRow->status));
143
  } else if (keyType == SDB_KEY_INT64) {
109,607,403✔
144
    mTrace("%s:%" PRId64 ", ref:%d oper:%s row:%p row->pObj:%p status:%s", sdbTableName(pRow->type),
109,607,678✔
145
           *(int64_t *)pRow->pObj, pRow->refCount, oper, pRow, pRow->pObj, sdbStatusName(pRow->status));
146
  } else {
147
  }
148
#endif
149
}
2,147,483,647✔
150

151
static SHashObj *sdbGetHash(SSdb *pSdb, int32_t type) {
2,147,483,647✔
152
  if (type >= SDB_MAX || type < 0) {
2,147,483,647✔
UNCOV
153
    terrno = TSDB_CODE_SDB_INVALID_TABLE_TYPE;
×
154
    return NULL;
×
155
  }
156

157
  SHashObj *hash = pSdb->hashObjs[type];
2,147,483,647✔
158
  if (hash == NULL) {
2,147,483,647✔
159
    terrno = TSDB_CODE_APP_ERROR;
384✔
160
    return NULL;
384✔
161
  }
162

163
  return hash;
2,147,483,647✔
164
}
165

166
static int32_t sdbGetkeySize(SSdb *pSdb, ESdbType type, const void *pKey) {
1,076,956,920✔
167
  int32_t  keySize = 0;
1,076,956,920✔
168
  EKeyType keyType = pSdb->keyTypes[type];
1,076,956,920✔
169

170
  if (keyType == SDB_KEY_INT32) {
1,076,958,680✔
171
    keySize = sizeof(int32_t);
692,483,787✔
172
  } else if (keyType == SDB_KEY_BINARY) {
384,474,893✔
173
    keySize = strlen(pKey) + 1;
377,649,926✔
174
  } else {
175
    keySize = sizeof(int64_t);
6,824,967✔
176
  }
177

178
  return keySize;
1,076,958,680✔
179
}
180

181
static int32_t sdbInsertRow(SSdb *pSdb, SHashObj *hash, SSdbRaw *pRaw, SSdbRow *pRow, int32_t keySize) {
79,532,273✔
182
  int32_t type = pRow->type;
79,532,273✔
183
  sdbWriteLock(pSdb, type);
79,532,273✔
184

185
  SSdbRow *pOldRow = taosHashGet(hash, pRow->pObj, keySize);
79,532,273✔
186
  if (pOldRow != NULL) {
79,532,273✔
187
    sdbUnLock(pSdb, type);
×
188
    sdbFreeRow(pSdb, pRow, false);
×
189
    terrno = TSDB_CODE_SDB_OBJ_ALREADY_THERE;
×
190
    return terrno;
×
191
  }
192

193
  pRow->refCount = 0;
79,532,273✔
194
  pRow->status = pRaw->status;
79,532,273✔
195
  sdbPrintOper(pSdb, pRow, "insert");
79,532,273✔
196

197
  int32_t code = 0;
79,532,273✔
198
  if ((code = taosHashPut(hash, pRow->pObj, keySize, &pRow, sizeof(void *))) != 0) {
79,532,273✔
199
    sdbUnLock(pSdb, type);
×
200
    sdbFreeRow(pSdb, pRow, false);
×
201
    return code;
×
202
  }
203

204
  SdbInsertFp insertFp = pSdb->insertFps[pRow->type];
79,532,273✔
205
  if (insertFp != NULL) {
79,532,273✔
206
    code = (*insertFp)(pSdb, pRow->pObj);
79,532,273✔
207
    if (code != 0) {
79,532,273✔
208
      if (taosHashRemove(hash, pRow->pObj, keySize) != 0) {
×
209
        mError("failed to remove row from hash");
×
210
      }
211
      sdbFreeRow(pSdb, pRow, false);
×
212
      sdbUnLock(pSdb, type);
×
213
      terrno = code;
×
214
      return terrno;
×
215
    }
216
  }
217

218
  sdbUnLock(pSdb, type);
79,532,273✔
219

220
  if (pSdb->keyTypes[pRow->type] == SDB_KEY_INT32) {
79,532,273✔
221
    pSdb->maxId[pRow->type] = TMAX(pSdb->maxId[pRow->type], *((int32_t *)pRow->pObj));
23,679,462✔
222
  }
223
  if (pSdb->keyTypes[pRow->type] == SDB_KEY_INT64) {
79,532,273✔
224
    pSdb->maxId[pRow->type] = TMAX(pSdb->maxId[pRow->type], *((int64_t *)pRow->pObj));
711,715✔
225
  }
226
  pSdb->tableVer[pRow->type]++;
79,532,273✔
227

228
  return 0;
79,532,273✔
229
}
230

231
static int32_t sdbUpdateRow(SSdb *pSdb, SHashObj *hash, SSdbRaw *pRaw, SSdbRow *pNewRow, int32_t keySize) {
114,224,247✔
232
  int32_t type = pNewRow->type;
114,224,247✔
233
  sdbWriteLock(pSdb, type);
114,224,247✔
234

235
  SSdbRow **ppOldRow = taosHashGet(hash, pNewRow->pObj, keySize);
114,224,247✔
236
  if (ppOldRow == NULL || *ppOldRow == NULL) {
114,224,247✔
237
    sdbUnLock(pSdb, type);
75,792,587✔
238
    return sdbInsertRow(pSdb, hash, pRaw, pNewRow, keySize);
75,792,587✔
239
  }
240

241
  SSdbRow *pOldRow = *ppOldRow;
38,431,660✔
242
  pOldRow->status = pRaw->status;
38,431,660✔
243
  sdbPrintOper(pSdb, pOldRow, "update");
38,431,660✔
244

245
  int32_t     code = 0;
38,431,660✔
246
  SdbUpdateFp updateFp = pSdb->updateFps[type];
38,431,660✔
247
  if (updateFp != NULL) {
38,431,660✔
248
    code = (*updateFp)(pSdb, pOldRow->pObj, pNewRow->pObj);
38,431,660✔
249
  }
250
  sdbUnLock(pSdb, type);
38,431,660✔
251

252
  // sdbUnLock(pSdb, type);
253
  sdbFreeRow(pSdb, pNewRow, false);
38,431,660✔
254

255
  pSdb->tableVer[pOldRow->type]++;
38,431,660✔
256
  return code;
38,431,660✔
257
}
258

259
static int32_t sdbDeleteRow(SSdb *pSdb, SHashObj *hash, SSdbRaw *pRaw, SSdbRow *pRow, int32_t keySize) {
21,546,117✔
260
  int32_t type = pRow->type;
21,546,117✔
261
  sdbWriteLock(pSdb, type);
21,546,117✔
262

263
  SSdbRow **ppOldRow = taosHashGet(hash, pRow->pObj, keySize);
21,546,117✔
264
  if (ppOldRow == NULL || *ppOldRow == NULL) {
21,546,117✔
265
    sdbUnLock(pSdb, type);
11,753✔
266
    sdbFreeRow(pSdb, pRow, false);
11,753✔
267
    terrno = TSDB_CODE_SDB_OBJ_NOT_THERE;
11,753✔
268
    return terrno;
11,753✔
269
  }
270
  SSdbRow *pOldRow = *ppOldRow;
21,534,364✔
271
  pOldRow->status = pRaw->status;
21,534,364✔
272

273
  (void)atomic_add_fetch_32(&pOldRow->refCount, 1);
21,534,364✔
274
  sdbPrintOper(pSdb, pOldRow, "delete");
21,534,364✔
275

276
  if (taosHashRemove(hash, pOldRow->pObj, keySize) != 0) {
21,534,364✔
277
    sdbUnLock(pSdb, type);
×
278
    sdbFreeRow(pSdb, pRow, false);
×
279
    terrno = TSDB_CODE_SDB_OBJ_NOT_THERE;
×
280
    return terrno;
×
281
  }
282
  pSdb->tableVer[pOldRow->type]++;
21,534,364✔
283
  sdbUnLock(pSdb, type);
21,534,364✔
284

285
  sdbFreeRow(pSdb, pRow, false);
21,534,364✔
286

287
  sdbCheckRow(pSdb, pOldRow);
21,534,364✔
288
  return 0;
21,534,364✔
289
}
290

291
int32_t sdbWriteWithoutFree(SSdb *pSdb, SSdbRaw *pRaw) {
139,510,050✔
292
  if (pRaw->type == SDB_CFG) {
139,510,050✔
293
    mTrace("sdb write cfg");
45,676,242✔
294
  }
295
  SHashObj *hash = sdbGetHash(pSdb, pRaw->type);
139,510,050✔
296
  if (hash == NULL) return terrno;
139,510,050✔
297

298
  SdbDecodeFp decodeFp = pSdb->decodeFps[pRaw->type];
139,510,050✔
299
  SSdbRow    *pRow = (*decodeFp)(pRaw);
139,510,050✔
300
  if (pRow == NULL) return terrno;
139,510,050✔
301

302
  pRow->type = pRaw->type;
139,510,050✔
303

304
  int32_t keySize = sdbGetkeySize(pSdb, pRow->type, pRow->pObj);
139,510,050✔
305
  int32_t code = TSDB_CODE_SDB_INVALID_ACTION_TYPE;
139,510,050✔
306

307
  switch (pRaw->status) {
139,510,050✔
308
    case SDB_STATUS_CREATING:
3,739,686✔
309
      code = sdbInsertRow(pSdb, hash, pRaw, pRow, keySize);
3,739,686✔
310
      break;
3,739,686✔
311
    case SDB_STATUS_READY:
114,224,247✔
312
    case SDB_STATUS_UPDATE:
313
    case SDB_STATUS_DROPPING:
314
      code = sdbUpdateRow(pSdb, hash, pRaw, pRow, keySize);
114,224,247✔
315
      break;
114,224,247✔
316
    case SDB_STATUS_DROPPED:
21,546,117✔
317
      code = sdbDeleteRow(pSdb, hash, pRaw, pRow, keySize);
21,546,117✔
318
      break;
21,546,117✔
319
  }
320

321
  return code;
139,510,050✔
322
}
323

324
int32_t sdbWrite(SSdb *pSdb, SSdbRaw *pRaw) {
17,171,061✔
325
  int32_t code = sdbWriteWithoutFree(pSdb, pRaw);
17,171,061✔
326
  sdbFreeRaw(pRaw);
17,171,061✔
327
  return code;
17,171,061✔
328
}
329

330
void *sdbAcquireAll(SSdb *pSdb, ESdbType type, const void *pKey, bool onlyReady) {
937,208,042✔
331
  terrno = 0;
937,208,042✔
332

333
  SHashObj *hash = sdbGetHash(pSdb, type);
937,208,332✔
334
  if (hash == NULL) return NULL;
937,206,497✔
335

336
  void   *pRet = NULL;
937,206,497✔
337
  int32_t keySize = sdbGetkeySize(pSdb, type, pKey);
937,206,497✔
338

339
  sdbReadLock(pSdb, type);
937,205,836✔
340

341
  SSdbRow **ppRow = taosHashGet(hash, pKey, keySize);
937,209,488✔
342
  if (ppRow == NULL || *ppRow == NULL) {
937,210,211✔
343
    sdbUnLock(pSdb, type);
211,944,135✔
344
    terrno = TSDB_CODE_SDB_OBJ_NOT_THERE;
211,944,471✔
345
    return NULL;
211,944,471✔
346
  }
347

348
  SSdbRow *pRow = *ppRow;
725,266,416✔
349
  switch (pRow->status) {
725,266,045✔
350
    case SDB_STATUS_READY:
724,231,045✔
351
      (void)atomic_add_fetch_32(&pRow->refCount, 1);
724,231,045✔
352
      pRet = pRow->pObj;
724,231,270✔
353
      sdbPrintOper(pSdb, pRow, "acquire");
724,232,324✔
354
      break;
724,232,235✔
355
    case SDB_STATUS_CREATING:
682,890✔
356
      terrno = TSDB_CODE_SDB_OBJ_CREATING;
682,890✔
357
      break;
682,890✔
358
    case SDB_STATUS_DROPPING:
350,653✔
359
      terrno = TSDB_CODE_SDB_OBJ_DROPPING;
350,653✔
360
      break;
350,653✔
361
    default:
×
362
      terrno = TSDB_CODE_APP_ERROR;
×
363
      break;
×
364
  }
365

366
  if (pRet == NULL) {
725,265,778✔
367
    if (!onlyReady) {
1,033,543✔
368
      terrno = 0;
×
369
      (void)atomic_add_fetch_32(&pRow->refCount, 1);
×
370
      pRet = pRow->pObj;
×
371
      sdbPrintOper(pSdb, pRow, "acquire");
×
372
    }
373
  }
374

375
  sdbUnLock(pSdb, type);
725,265,778✔
376
  return pRet;
725,265,905✔
377
}
378

379
void *sdbAcquire(SSdb *pSdb, ESdbType type, const void *pKey) { return sdbAcquireAll(pSdb, type, pKey, true); }
936,722,589✔
380
void *sdbAcquireNotReadyObj(SSdb *pSdb, ESdbType type, const void *pKey) {
485,797✔
381
  return sdbAcquireAll(pSdb, type, pKey, false);
485,797✔
382
}
383

384
static void sdbCheckRow(SSdb *pSdb, SSdbRow *pRow) {
21,534,364✔
385
  int32_t type = pRow->type;
21,534,364✔
386
  sdbWriteLock(pSdb, type);
21,534,364✔
387

388
  int32_t ref = atomic_sub_fetch_32(&pRow->refCount, 1);
21,534,364✔
389
  sdbPrintOper(pSdb, pRow, "check");
21,534,364✔
390
  if (ref <= 0 && pRow->status == SDB_STATUS_DROPPED) {
21,534,364✔
391
    sdbFreeRow(pSdb, pRow, true);
4,162,556✔
392
  }
393

394
  sdbUnLock(pSdb, type);
21,534,364✔
395
}
21,534,364✔
396

397
void sdbReleaseLock(SSdb *pSdb, void *pObj, bool lock) {
1,595,258,574✔
398
  if (pObj == NULL) return;
1,595,258,574✔
399

400
  SSdbRow *pRow = (SSdbRow *)((char *)pObj - sizeof(SSdbRow));
1,569,266,249✔
401
  if (pRow->type >= SDB_MAX) return;
1,569,269,872✔
402

403
  int32_t type = pRow->type;
1,569,266,983✔
404
  if (lock) {
1,569,266,918✔
405
    sdbWriteLock(pSdb, type);
1,568,569,398✔
406
  }
407

408
  int32_t ref = atomic_sub_fetch_32(&pRow->refCount, 1);
1,569,275,231✔
409
  sdbPrintOper(pSdb, pRow, "release");
1,569,284,514✔
410
  if (ref <= 0 && pRow->status == SDB_STATUS_DROPPED) {
1,569,275,068✔
411
    sdbFreeRow(pSdb, pRow, true);
17,371,808✔
412
  }
413
  if (ref < 0) {
1,569,275,068✔
414
    mError("row:%p, ref:%d, type:%s", pRow, ref, sdbTableName(type));
7,350,778✔
415
  }
416

417
  if (lock) {
1,569,274,313✔
418
    sdbUnLock(pSdb, type);
1,568,576,967✔
419
  }
420
}
421

422
void sdbRelease(SSdb *pSdb, void *pObj) { sdbReleaseLock(pSdb, pObj, true); }
1,594,561,883✔
423

424
void *sdbFetch(SSdb *pSdb, ESdbType type, void *pIter, void **ppObj) {
821,019,512✔
425
  *ppObj = NULL;
821,019,512✔
426

427
  SHashObj *hash = sdbGetHash(pSdb, type);
821,021,427✔
428
  if (hash == NULL) return NULL;
821,020,967✔
429

430
  sdbReadLock(pSdb, type);
821,020,583✔
431

432
  SSdbRow **ppRow = taosHashIterate(hash, pIter);
821,020,258✔
433
  while (ppRow != NULL) {
825,813,692✔
434
    SSdbRow *pRow = *ppRow;
590,000,248✔
435
    if (pRow == NULL || pRow->status != SDB_STATUS_READY) {
590,000,414✔
436
      ppRow = taosHashIterate(hash, ppRow);
4,793,755✔
437
      continue;
4,789,040✔
438
    }
439

440
    (void) atomic_add_fetch_32(&pRow->refCount, 1);
585,206,659✔
441

442
    sdbPrintOper(pSdb, pRow, "fetch");
585,208,631✔
443
    *ppObj = pRow->pObj;
585,198,938✔
444
    break;
585,200,956✔
445
  }
446
  sdbUnLock(pSdb, type);
821,014,400✔
447

448
  return ppRow;
821,023,435✔
449
}
450

451
void *sdbFetchAll(SSdb *pSdb, ESdbType type, void *pIter, void **ppObj, ESdbStatus *status, bool lock) {
362,380,105✔
452
  *ppObj = NULL;
362,380,105✔
453

454
  SHashObj *hash = sdbGetHash(pSdb, type);
362,380,105✔
455
  if (hash == NULL) return NULL;
362,380,105✔
456

457
  if (lock) {
362,380,105✔
458
    sdbReadLock(pSdb, type);
361,161,530✔
459
  }
460

461
  SSdbRow **ppRow = taosHashIterate(hash, pIter);
362,380,105✔
462
  while (ppRow != NULL) {
362,380,105✔
463
    SSdbRow *pRow = *ppRow;
259,816,767✔
464
    if (pRow == NULL) {
259,816,767✔
465
      ppRow = taosHashIterate(hash, ppRow);
×
466
      continue;
×
467
    }
468

469
    (void)atomic_add_fetch_32(&pRow->refCount, 1);
259,816,767✔
470
    sdbPrintOper(pSdb, pRow, "fetch");
259,816,767✔
471
    *ppObj = pRow->pObj;
259,816,767✔
472
    *status = pRow->status;
259,816,767✔
473
    break;
259,816,767✔
474
  }
475
  if (lock) {
362,380,105✔
476
    sdbUnLock(pSdb, type);
361,161,530✔
477
  }
478

479
  return ppRow;
362,380,105✔
480
}
481

482
void sdbCancelFetch(SSdb *pSdb, void *pIter) {
106,274,531✔
483
  if (pIter == NULL) return;
106,274,531✔
484
  SSdbRow *pRow = *(SSdbRow **)pIter;
92,916,056✔
485
  mTrace("cancel fetch row:%p", pRow);
92,916,056✔
486
  SHashObj *hash = sdbGetHash(pSdb, pRow->type);
92,916,056✔
487
  if (hash == NULL) return;
92,916,056✔
488

489
  int32_t type = pRow->type;
92,916,056✔
490
  sdbReadLock(pSdb, type);
92,916,056✔
491
  taosHashCancelIterate(hash, pIter);
92,916,056✔
492
  sdbUnLock(pSdb, type);
92,916,056✔
493
}
494

495
void sdbCancelFetchByType(SSdb *pSdb, void *pIter, ESdbType type) {
805✔
496
  if (pIter == NULL) return;
805✔
497
  if (type >= SDB_MAX || type < 0) return;
805✔
498
  SHashObj *hash = sdbGetHash(pSdb, type);
805✔
499
  if (hash == NULL) return;
805✔
500

501
  sdbReadLock(pSdb, type);
805✔
502
  taosHashCancelIterate(hash, pIter);
805✔
503
  sdbUnLock(pSdb, type);
805✔
504
}
505

506
void sdbTraverse(SSdb *pSdb, ESdbType type, sdbTraverseFp fp, void *p1, void *p2, void *p3) {
8,866,766✔
507
  SHashObj *hash = sdbGetHash(pSdb, type);
8,866,766✔
508
  if (hash == NULL) return;
8,866,766✔
509

510
  sdbReadLock(pSdb, type);
8,866,766✔
511

512
  SSdbRow **ppRow = taosHashIterate(hash, NULL);
8,866,766✔
513
  while (ppRow != NULL) {
35,429,886✔
514
    SSdbRow *pRow = *ppRow;
26,570,812✔
515
    if (pRow->status == SDB_STATUS_READY) {
26,570,812✔
516
      bool isContinue = (*fp)(pSdb->pMnode, pRow->pObj, p1, p2, p3);
25,935,524✔
517
      if (!isContinue) {
25,935,524✔
518
        taosHashCancelIterate(hash, ppRow);
7,692✔
519
        break;
7,692✔
520
      }
521
    }
522

523
    ppRow = taosHashIterate(hash, ppRow);
26,563,120✔
524
  }
525

526
  sdbUnLock(pSdb, type);
8,866,766✔
527
}
528

529
int32_t sdbGetSize(SSdb *pSdb, ESdbType type) {
231,324,233✔
530
  SHashObj *hash = sdbGetHash(pSdb, type);
231,324,233✔
531
  if (hash == NULL) return 0;
231,320,836✔
532

533
  sdbReadLock(pSdb, type);
231,320,836✔
534
  int32_t size = taosHashGetSize(hash);
231,322,721✔
535
  sdbUnLock(pSdb, type);
231,320,290✔
536

537
  return size;
231,324,011✔
538
}
539

540
int32_t sdbGetMaxId(SSdb *pSdb, ESdbType type) {
19,775,109✔
541
  SHashObj *hash = sdbGetHash(pSdb, type);
19,775,109✔
542
  if (hash == NULL) return -1;
19,775,109✔
543

544
  if (pSdb->keyTypes[type] != SDB_KEY_INT32) return -1;
19,775,109✔
545

546
  int32_t maxId = 0;
19,775,109✔
547
  sdbReadLock(pSdb, type);
19,775,109✔
548

549
  SSdbRow **ppRow = taosHashIterate(hash, NULL);
19,775,109✔
550
  while (ppRow != NULL) {
33,001,562✔
551
    SSdbRow *pRow = *ppRow;
13,226,453✔
552
    int32_t  id = *(int32_t *)pRow->pObj;
13,226,453✔
553
    maxId = TMAX(id, maxId);
13,226,453✔
554
    ppRow = taosHashIterate(hash, ppRow);
13,226,453✔
555
  }
556

557
  sdbUnLock(pSdb, type);
19,775,109✔
558
  maxId = TMAX(maxId, pSdb->maxId[type]);
19,775,109✔
559
  return maxId + 1;
19,775,109✔
560
}
561

562
int64_t sdbGetTableVer(SSdb *pSdb, ESdbType type) {
132,058,289✔
563
  if (type >= SDB_MAX || type < 0) {
132,058,289✔
564
    terrno = TSDB_CODE_SDB_INVALID_TABLE_TYPE;
×
565
    return -1;
×
566
  }
567

568
  return pSdb->tableVer[type];
132,058,289✔
569
}
570

571
bool countValid(SMnode *pMnode, void *pObj, void *p1, void *p2, void *p3) {
×
572
  int32_t *pInt = p1;
×
573
  (*pInt) += 1;
×
574
  return true;
×
575
}
576

577
int32_t sdbGetValidSize(SSdb *pSdb, ESdbType type) {
×
578
  int32_t num = 0;
×
579
  sdbTraverse(pSdb, type, countValid, &num, 0, 0);
×
580
  return num;
×
581
}
582

583

584
bool sdbCheckExists(SSdb *pSdb, ESdbType type, const void *pKey) {
240,634✔
585
  SHashObj *hash = sdbGetHash(pSdb, type);
240,634✔
586
  if (hash == NULL) return false;
240,634✔
587
  int32_t keySize = sdbGetkeySize(pSdb, type, pKey);
240,634✔
588

589
  sdbReadLock(pSdb, type);
240,634✔
590
  void* p = taosHashGet(hash, pKey, keySize);
240,634✔
591
  sdbUnLock(pSdb, type);
240,634✔
592

593
  return (NULL != p);
240,634✔
594
}
595

596

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