forked from decred/dcrdata
-
Notifications
You must be signed in to change notification settings - Fork 0
/
queries.go
1791 lines (1562 loc) · 52.5 KB
/
queries.go
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
648
649
650
651
652
653
654
655
656
657
658
659
660
661
662
663
664
665
666
667
668
669
670
671
672
673
674
675
676
677
678
679
680
681
682
683
684
685
686
687
688
689
690
691
692
693
694
695
696
697
698
699
700
701
702
703
704
705
706
707
708
709
710
711
712
713
714
715
716
717
718
719
720
721
722
723
724
725
726
727
728
729
730
731
732
733
734
735
736
737
738
739
740
741
742
743
744
745
746
747
748
749
750
751
752
753
754
755
756
757
758
759
760
761
762
763
764
765
766
767
768
769
770
771
772
773
774
775
776
777
778
779
780
781
782
783
784
785
786
787
788
789
790
791
792
793
794
795
796
797
798
799
800
801
802
803
804
805
806
807
808
809
810
811
812
813
814
815
816
817
818
819
820
821
822
823
824
825
826
827
828
829
830
831
832
833
834
835
836
837
838
839
840
841
842
843
844
845
846
847
848
849
850
851
852
853
854
855
856
857
858
859
860
861
862
863
864
865
866
867
868
869
870
871
872
873
874
875
876
877
878
879
880
881
882
883
884
885
886
887
888
889
890
891
892
893
894
895
896
897
898
899
900
901
902
903
904
905
906
907
908
909
910
911
912
913
914
915
916
917
918
919
920
921
922
923
924
925
926
927
928
929
930
931
932
933
934
935
936
937
938
939
940
941
942
943
944
945
946
947
948
949
950
951
952
953
954
955
956
957
958
959
960
961
962
963
964
965
966
967
968
969
970
971
972
973
974
975
976
977
978
979
980
981
982
983
984
985
986
987
988
989
990
991
992
993
994
995
996
997
998
999
1000
// Copyright (c) 2017, The dcrdata developers
// See LICENSE for details.
package dcrpg
import (
"bytes"
"database/sql"
"encoding/hex"
"fmt"
"github.com/decred/dcrd/blockchain/stake"
"github.com/decred/dcrd/dcrutil"
"github.com/decred/dcrd/txscript"
"github.com/decred/dcrd/wire"
apitypes "github.com/decred/dcrdata/api/types"
"github.com/decred/dcrdata/db/dbtypes"
"github.com/decred/dcrdata/db/dcrpg/internal"
"github.com/decred/dcrdata/txhelpers"
"github.com/lib/pq"
)
func ExistsIndex(db *sql.DB, indexName string) (exists bool, err error) {
err = db.QueryRow(internal.IndexExists, indexName, "public").Scan(&exists)
if err == sql.ErrNoRows {
err = nil
}
return
}
func IsUniqueIndex(db *sql.DB, indexName string) (isUnique bool, err error) {
err = db.QueryRow(internal.IndexIsUnique, indexName, "public").Scan(&isUnique)
return
}
func RetrievePkScriptByID(db *sql.DB, id uint64) (pkScript []byte, err error) {
err = db.QueryRow(internal.SelectPkScriptByID, id).Scan(&pkScript)
return
}
func RetrieveVoutIDByOutpoint(db *sql.DB, txHash string, voutIndex uint32) (id uint64, err error) {
err = db.QueryRow(internal.SelectVoutIDByOutpoint, txHash, voutIndex).Scan(&id)
return
}
func RetrieveMissedVotesInBlock(db *sql.DB, blockHash string) (ticketHashes []string, err error) {
rows, err := db.Query(internal.SelectMissesInBlock, blockHash)
if err != nil {
return nil, err
}
defer func() {
if e := rows.Close(); e != nil {
log.Errorf("Close of Query failed: %v", e)
}
}()
for rows.Next() {
var hash string
err = rows.Scan(&hash)
if err != nil {
break
}
ticketHashes = append(ticketHashes, hash)
}
return
}
func RetrieveAllRevokesDbIDHashHeight(db *sql.DB) (ids []uint64,
hashes []string, heights []int64, vinDbIDs []uint64, err error) {
rows, err := db.Query(internal.SelectAllRevokes)
if err != nil {
return nil, nil, nil, nil, err
}
defer func() {
if e := rows.Close(); e != nil {
log.Errorf("Close of Query failed: %v", e)
}
}()
for rows.Next() {
var id, vinDbID uint64
var height int64
var hash string
err = rows.Scan(&id, &hash, &height, &vinDbID)
if err != nil {
break
}
ids = append(ids, id)
heights = append(heights, height)
hashes = append(hashes, hash)
vinDbIDs = append(vinDbIDs, vinDbID)
}
return
}
func RetrieveAllVotesDbIDsHeightsTicketDbIDs(db *sql.DB) (ids []uint64, heights []int64,
ticketDbIDs []uint64, err error) {
rows, err := db.Query(internal.SelectAllVoteDbIDsHeightsTicketDbIDs)
if err != nil {
return nil, nil, nil, err
}
defer func() {
if e := rows.Close(); e != nil {
log.Errorf("Close of Query failed: %v", e)
}
}()
for rows.Next() {
var id, ticketDbID uint64
var height int64
err = rows.Scan(&id, &height, &ticketDbID)
if err != nil {
break
}
ids = append(ids, id)
heights = append(heights, height)
ticketDbIDs = append(ticketDbIDs, ticketDbID)
}
return
}
// func RetrieveAllVotesDbIDsHeightsTicketHashes(db *sql.DB) (ids []uint64, heights []int64,
// ticketHashes []string, err error) {
// rows, err := db.Query(internal.SelectAllVoteDbIDsHeightsTicketHashes)
// if err != nil {
// return nil, nil, nil, err
// }
// defer func() {
// if e := rows.Close(); e != nil {
// log.Errorf("Close of Query failed: %v", e)
// }
// }()
// for rows.Next() {
// var id uint64
// var height int64
// var ticketHash string
// err = rows.Scan(&id, &height, &ticketHash)
// if err != nil {
// break
// }
// ids = append(ids, id)
// heights = append(heights, height)
// ticketHashes = append(ticketHashes, ticketHash)
// }
// return
// }
func RetrieveUnspentTickets(db *sql.DB) (ids []uint64, hashes []string, err error) {
rows, err := db.Query(internal.SelectUnspentTickets)
if err != nil {
return ids, hashes, err
}
defer func() {
if e := rows.Close(); e != nil {
log.Errorf("Close of Query failed: %v", e)
}
}()
for rows.Next() {
var id uint64
var hash string
err = rows.Scan(&id, &hash)
if err != nil {
break
}
ids = append(ids, id)
hashes = append(hashes, hash)
}
return ids, hashes, err
}
func RetrieveTicketIDHeightByHash(db *sql.DB, ticketHash string) (id uint64, blockHeight int64, err error) {
err = db.QueryRow(internal.SelectTicketIDHeightByHash, ticketHash).Scan(&id, &blockHeight)
return
}
func RetrieveTicketIDByHash(db *sql.DB, ticketHash string) (id uint64, err error) {
err = db.QueryRow(internal.SelectTicketIDByHash, ticketHash).Scan(&id)
return
}
func RetrieveTicketStatusByHash(db *sql.DB, ticketHash string) (id uint64, spend_status dbtypes.TicketSpendType,
pool_status dbtypes.TicketPoolStatus, err error) {
err = db.QueryRow(internal.SelectTicketStatusByHash, ticketHash).Scan(&id, &spend_status, &pool_status)
return
}
func RetrieveTicketIDsByHashes(db *sql.DB, ticketHashes []string) (ids []uint64, err error) {
dbtx, err := db.Begin()
if err != nil {
return nil, fmt.Errorf("unable to begin database transaction: %v", err)
}
stmt, err := dbtx.Prepare(internal.SelectTicketIDByHash)
if err != nil {
log.Errorf("Tickets SELECT prepare: %v", err)
_ = stmt.Close()
_ = dbtx.Rollback() // try, but we want the Prepare error back
return nil, err
}
ids = make([]uint64, 0, len(ticketHashes))
for ih := range ticketHashes {
var id uint64
err = stmt.QueryRow(ticketHashes[ih]).Scan(&id)
if err != nil {
_ = stmt.Close() // try, but we want the QueryRow error back
if errRoll := dbtx.Rollback(); errRoll != nil {
log.Errorf("Rollback failed: %v", errRoll)
}
return ids, fmt.Errorf("Tickets SELECT exec failed: %v", err)
}
ids = append(ids, id)
}
// Close prepared statement. Ignore errors as we'll Commit regardless.
_ = stmt.Close()
return ids, dbtx.Commit()
}
func SetPoolStatusForTickets(db *sql.DB, ticketDbIDs []uint64,
poolStatuses []dbtypes.TicketPoolStatus) (int64, error) {
if len(ticketDbIDs) == 0 {
return 0, nil
}
dbtx, err := db.Begin()
if err != nil {
return 0, fmt.Errorf(`unable to begin database transaction: %v`, err)
}
var stmt *sql.Stmt
stmt, err = dbtx.Prepare(internal.SetTicketPoolStatusForTicketDbID)
if err != nil {
// Already up a creek. Just return error from Prepare.
_ = dbtx.Rollback()
return 0, fmt.Errorf("tickets SELECT prepare failed: %v", err)
}
var totalTicketsUpdated int64
rowsAffected := make([]int64, len(ticketDbIDs))
for i, ticketDbID := range ticketDbIDs {
rowsAffected[i], err = sqlExecStmt(stmt, "failed to set ticket spending info: ",
ticketDbID, poolStatuses[i])
if err != nil {
_ = stmt.Close()
return 0, dbtx.Rollback()
}
totalTicketsUpdated += rowsAffected[i]
if rowsAffected[i] != 1 {
log.Warnf("Updated pool status for %d tickets, expecting just 1 (%d, %v)!",
rowsAffected[i], ticketDbID, poolStatuses[i])
}
}
_ = stmt.Close()
return totalTicketsUpdated, dbtx.Commit()
}
func SetPoolStatusForTicketsByHash(db *sql.DB, tickets []string,
poolStatuses []dbtypes.TicketPoolStatus) (int64, error) {
if len(tickets) == 0 {
return 0, nil
}
dbtx, err := db.Begin()
if err != nil {
return 0, fmt.Errorf(`unable to begin database transaction: %v`, err)
}
var stmt *sql.Stmt
stmt, err = dbtx.Prepare(internal.SetTicketPoolStatusForHash)
if err != nil {
// Already up a creek. Just return error from Prepare.
_ = dbtx.Rollback()
return 0, fmt.Errorf("tickets SELECT prepare failed: %v", err)
}
var totalTicketsUpdated int64
rowsAffected := make([]int64, len(tickets))
for i, ticket := range tickets {
rowsAffected[i], err = sqlExecStmt(stmt, "failed to set ticket pool status: ",
ticket, poolStatuses[i])
if err != nil {
_ = stmt.Close()
return 0, dbtx.Rollback()
}
totalTicketsUpdated += rowsAffected[i]
if rowsAffected[i] != 1 {
log.Warnf("Updated pool status for %d tickets, expecting just 1 (%s, %v)!",
rowsAffected[i], ticket, poolStatuses[i])
}
}
_ = stmt.Close()
return totalTicketsUpdated, dbtx.Commit()
}
func SetSpendingForTickets(db *sql.DB, ticketDbIDs, spendDbIDs []uint64,
blockHeights []int64, spendTypes []dbtypes.TicketSpendType,
poolStatuses []dbtypes.TicketPoolStatus) (int64, error) {
dbtx, err := db.Begin()
if err != nil {
return 0, fmt.Errorf(`unable to begin database transaction: %v`, err)
}
var stmt *sql.Stmt
stmt, err = dbtx.Prepare(internal.SetTicketSpendingInfoForTicketDbID)
if err != nil {
// Already up a creek. Just return error from Prepare.
_ = dbtx.Rollback()
return 0, fmt.Errorf("tickets SELECT prepare failed: %v", err)
}
var totalTicketsUpdated int64
rowsAffected := make([]int64, len(ticketDbIDs))
for i, ticketDbID := range ticketDbIDs {
rowsAffected[i], err = sqlExecStmt(stmt, "failed to set ticket spending info: ",
ticketDbID, blockHeights[i], spendDbIDs[i], spendTypes[i], poolStatuses[i])
if err != nil {
_ = stmt.Close()
return 0, dbtx.Rollback()
}
totalTicketsUpdated += rowsAffected[i]
if rowsAffected[i] != 1 {
log.Warnf("Updated spending info for %d tickets, expecting just 1!",
rowsAffected[i])
}
}
_ = stmt.Close()
return totalTicketsUpdated, dbtx.Commit()
}
func setSpendingForTickets(dbtx *sql.Tx, ticketDbIDs, spendDbIDs []uint64,
blockHeights []int64, spendTypes []dbtypes.TicketSpendType,
poolStatuses []dbtypes.TicketPoolStatus) error {
stmt, err := dbtx.Prepare(internal.SetTicketSpendingInfoForTicketDbID)
if err != nil {
return fmt.Errorf("tickets SELECT prepare failed: %v", err)
}
rowsAffected := make([]int64, len(ticketDbIDs))
for i, ticketDbID := range ticketDbIDs {
rowsAffected[i], err = sqlExecStmt(stmt, "failed to set ticket spending info: ",
ticketDbID, blockHeights[i], spendDbIDs[i], spendTypes[i], poolStatuses[i])
if err != nil {
_ = stmt.Close()
return err
}
if rowsAffected[i] != 1 {
log.Warnf("Updated spending info for %d tickets, expecting just 1!",
rowsAffected[i])
}
}
return stmt.Close()
}
func SetSpendingForVinDbIDs(db *sql.DB, vinDbIDs []uint64) ([]int64, int64, error) {
// get funding details for vin and set them in the address table
dbtx, err := db.Begin()
if err != nil {
return nil, 0, fmt.Errorf(`unable to begin database transaction: %v`, err)
}
var vinGetStmt *sql.Stmt
vinGetStmt, err = dbtx.Prepare(internal.SelectAllVinInfoByID)
if err != nil {
log.Errorf("Vin SELECT prepare failed: %v", err)
// Already up a creek. Just return error from Prepare.
_ = dbtx.Rollback()
return nil, 0, err
}
var addrSetStmt *sql.Stmt
addrSetStmt, err = dbtx.Prepare(internal.SetAddressSpendingForOutpoint)
if err != nil {
log.Errorf("address row UPDATE prepare failed: %v", err)
// Already up a creek. Just return error from Prepare.
_ = vinGetStmt.Close()
_ = dbtx.Rollback()
return nil, 0, err
}
bail := func() error {
// Already up a creek. Just return error from Prepare.
_ = vinGetStmt.Close()
_ = addrSetStmt.Close()
return dbtx.Rollback()
}
addressRowsUpdated := make([]int64, len(vinDbIDs))
for iv, vinDbID := range vinDbIDs {
// Get the funding tx outpoint (vins table) for the vin DB ID
var prevOutHash, txHash string
var prevOutVoutInd, txVinInd uint32
var prevOutTree, txTree int8
var id uint64
err = vinGetStmt.QueryRow(vinDbID).Scan(&id,
&txHash, &txVinInd, &txTree,
&prevOutHash, &prevOutVoutInd, &prevOutTree)
if err != nil {
return addressRowsUpdated, 0, fmt.Errorf(`SetSpendingForVinDbIDs: `+
`%v + %v (rollback)`, err, bail())
}
// skip coinbase inputs
if bytes.Equal(zeroHashStringBytes, []byte(prevOutHash)) {
continue
}
// Set the spending tx info (addresses table) for the vin DB ID
var res sql.Result
res, err = addrSetStmt.Exec(prevOutHash, prevOutVoutInd,
0, txHash, txVinInd, vinDbID)
if err != nil || res == nil {
return addressRowsUpdated, 0, fmt.Errorf(`SetSpendingForVinDbIDs: `+
`%v + %v (rollback)`, err, bail())
}
addressRowsUpdated[iv], err = res.RowsAffected()
if err != nil {
return addressRowsUpdated, 0, fmt.Errorf(`RowsAffected: `+
`%v + %v (rollback)`, err, bail())
}
}
// Close prepared statements. Ignore errors as we'll Commit regardless.
_ = vinGetStmt.Close()
_ = addrSetStmt.Close()
var totalUpdated int64
for _, n := range addressRowsUpdated {
totalUpdated += n
}
return addressRowsUpdated, totalUpdated, dbtx.Commit()
}
func SetSpendingForVinDbID(db *sql.DB, vinDbID uint64) (int64, error) {
// get funding details for vin and set them in the address table
dbtx, err := db.Begin()
if err != nil {
return 0, fmt.Errorf(`unable to begin database transaction: %v`, err)
}
// Get the funding tx outpoint (vins table) for the vin DB ID
var prevOutHash, txHash string
var prevOutVoutInd, txVinInd uint32
var prevOutTree, txTree int8
var id uint64
err = dbtx.QueryRow(internal.SelectAllVinInfoByID, vinDbID).
Scan(&id, &txHash, &txVinInd, &txTree,
&prevOutHash, &prevOutVoutInd, &prevOutTree)
if err != nil {
return 0, fmt.Errorf(`SetSpendingByVinID: %v + %v `+
`(rollback)`, err, dbtx.Rollback())
}
// skip coinbase inputs
if bytes.Equal(zeroHashStringBytes, []byte(prevOutHash)) {
return 0, dbtx.Rollback()
}
// Set the spending tx info (addresses table) for the vin DB ID
var res sql.Result
res, err = dbtx.Exec(internal.SetAddressSpendingForOutpoint,
prevOutHash, prevOutVoutInd,
0, txHash, txVinInd, vinDbID)
if err != nil || res == nil {
return 0, fmt.Errorf(`SetSpendingByVinID: %v + %v `+
`(rollback)`, err, dbtx.Rollback())
}
var N int64
N, err = res.RowsAffected()
if err != nil {
return 0, fmt.Errorf(`RowsAffected: %v + %v (rollback)`,
err, dbtx.Rollback())
}
return N, dbtx.Commit()
}
func SetSpendingForFundingOP(db *sql.DB,
fundingTxHash string, fundingTxVoutIndex uint32,
spendingTxDbID uint64, spendingTxHash string, spendingTxVinIndex uint32,
vinDbID uint64) (int64, error) {
res, err := db.Exec(internal.SetAddressSpendingForOutpoint,
fundingTxHash, fundingTxVoutIndex,
spendingTxDbID, spendingTxHash, spendingTxVinIndex, vinDbID)
if err != nil || res == nil {
return 0, err
}
return res.RowsAffected()
}
// SetSpendingByVinID is for when you got a new spending tx (vin entry) and you
// need to get the funding (previous output) tx info, and then update the
// corresponding row in the addresses table with the spending tx info.
func SetSpendingByVinID(db *sql.DB, vinDbID uint64, spendingTxDbID uint64,
spendingTxHash string, spendingTxVinIndex uint32, checked bool) (int64, error) {
// get funding details for vin and set them in the address table
dbtx, err := db.Begin()
if err != nil {
return 0, fmt.Errorf(`unable to begin database transaction: %v`, err)
}
// Get the funding tx outpoint (vins table) for the vin DB ID
var fundingTxHash string
var fundingTxVoutIndex uint32
var tree int8
err = dbtx.QueryRow(internal.SelectFundingOutpointByVinID, vinDbID).
Scan(&fundingTxHash, &fundingTxVoutIndex, &tree)
if err != nil {
return 0, fmt.Errorf(`SetSpendingByVinID: %v + %v `+
`(rollback)`, err, dbtx.Rollback())
}
// skip coinbase inputs
if bytes.Equal(zeroHashStringBytes, []byte(fundingTxHash)) {
return 0, dbtx.Rollback()
}
// Set the spending tx info (addresses table) for the vin DB ID
var res sql.Result
res, err = dbtx.Exec(internal.SetAddressSpendingForOutpoint,
fundingTxHash, fundingTxVoutIndex,
spendingTxDbID, spendingTxHash, spendingTxVinIndex, vinDbID)
if err != nil || res == nil {
return 0, fmt.Errorf(`SetSpendingByVinID: %v + %v `+
`(rollback)`, err, dbtx.Rollback())
}
var N int64
N, err = res.RowsAffected()
if err != nil {
return 0, fmt.Errorf(`RowsAffected: %v + %v (rollback)`,
err, dbtx.Rollback())
}
return N, dbtx.Commit()
}
// DeleteDuplicateVins deletes rows in vin with duplicate tx information,
// leaving the one row with the lowest id.
func DeleteDuplicateVins(db *sql.DB) (int64, error) {
execErrPrefix := "failed to delete duplicate vins: "
existsIdx, err := ExistsIndex(db, "uix_vin")
if err != nil {
return 0, err
} else if !existsIdx {
return sqlExec(db, internal.DeleteVinsDuplicateRows, execErrPrefix)
}
if isuniq, err := IsUniqueIndex(db, "uix_vin"); err != nil && err != sql.ErrNoRows {
return 0, err
} else if isuniq {
return 0, nil
}
return sqlExec(db, internal.DeleteVinsDuplicateRows, execErrPrefix)
}
// DeleteDuplicateVouts deletes rows in vouts with duplicate tx information,
// leaving the one row with the lowest id.
func DeleteDuplicateVouts(db *sql.DB) (int64, error) {
execErrPrefix := "failed to delete duplicate vouts: "
existsIdx, err := ExistsIndex(db, "uix_vout_txhash_ind")
if err != nil {
return 0, err
} else if !existsIdx {
return sqlExec(db, internal.DeleteVoutDuplicateRows, execErrPrefix)
}
if isuniq, err := IsUniqueIndex(db, "uix_vout_txhash_ind"); err != nil && err != sql.ErrNoRows {
return 0, err
} else if isuniq {
return 0, nil
}
return sqlExec(db, internal.DeleteVoutDuplicateRows, execErrPrefix)
}
// DeleteDuplicateTxns deletes rows in transactions with duplicate tx-block
// hashes, leaving the one row with the lowest id.
func DeleteDuplicateTxns(db *sql.DB) (int64, error) {
execErrPrefix := "failed to delete duplicate transactions: "
existsIdx, err := ExistsIndex(db, "uix_tx_hashes")
if err != nil {
return 0, err
} else if !existsIdx {
return sqlExec(db, internal.DeleteTxDuplicateRows, execErrPrefix)
}
if isuniq, err := IsUniqueIndex(db, "uix_tx_hashes"); err != nil && err != sql.ErrNoRows {
return 0, err
} else if isuniq {
return 0, nil
}
return sqlExec(db, internal.DeleteTxDuplicateRows, execErrPrefix)
}
// DeleteDuplicateTickets deletes rows in tickets with duplicate tx-block
// hashes, leaving the one row with the lowest id.
func DeleteDuplicateTickets(db *sql.DB) (int64, error) {
if isuniq, err := IsUniqueIndex(db, "uix_ticket_hashes_index"); err != nil && err != sql.ErrNoRows {
return 0, err
} else if isuniq {
return 0, nil
}
execErrPrefix := "failed to delete duplicate tickets: "
return sqlExec(db, internal.DeleteTicketsDuplicateRows, execErrPrefix)
}
// DeleteDuplicateVotes deletes rows in votes with duplicate tx-block hashes,
// leaving the one row with the lowest id.
func DeleteDuplicateVotes(db *sql.DB) (int64, error) {
if isuniq, err := IsUniqueIndex(db, "uix_votes_hashes_index"); err != nil && err != sql.ErrNoRows {
return 0, err
} else if isuniq {
return 0, nil
}
execErrPrefix := "failed to delete duplicate votes: "
return sqlExec(db, internal.DeleteVotesDuplicateRows, execErrPrefix)
}
// DeleteDuplicateMisses deletes rows in misses with duplicate tx-block hashes,
// leaving the one row with the lowest id.
func DeleteDuplicateMisses(db *sql.DB) (int64, error) {
if isuniq, err := IsUniqueIndex(db, "uix_misses_hashes_index"); err != nil && err != sql.ErrNoRows {
return 0, err
} else if isuniq {
return 0, nil
}
execErrPrefix := "failed to delete duplicate misses: "
return sqlExec(db, internal.DeleteMissesDuplicateRows, execErrPrefix)
}
func sqlExec(db *sql.DB, stmt, execErrPrefix string, args ...interface{}) (int64, error) {
res, err := db.Exec(stmt, args...)
if err != nil {
return 0, fmt.Errorf(execErrPrefix + err.Error())
}
if res == nil {
return 0, nil
}
var N int64
N, err = res.RowsAffected()
if err != nil {
return 0, fmt.Errorf(`error in RowsAffected: %v`, err)
}
return N, err
}
func sqlExecStmt(stmt *sql.Stmt, execErrPrefix string, args ...interface{}) (int64, error) {
res, err := stmt.Exec(args...)
if err != nil {
return 0, fmt.Errorf(execErrPrefix + err.Error())
}
if res == nil {
return 0, nil
}
var N int64
N, err = res.RowsAffected()
if err != nil {
return 0, fmt.Errorf(`error in RowsAffected: %v`, err)
}
return N, err
}
func SetSpendingForAddressDbID(db *sql.DB, addrDbID uint64, spendingTxDbID uint64,
spendingTxHash string, spendingTxVinIndex uint32, vinDbID uint64) error {
_, err := db.Exec(internal.SetAddressSpendingForID, addrDbID, spendingTxDbID,
spendingTxHash, spendingTxVinIndex, vinDbID)
return err
}
func RetrieveAddressRecvCount(db *sql.DB, address string) (count int64, err error) {
err = db.QueryRow(internal.SelectAddressRecvCount, address).Scan(&count)
return
}
func RetrieveAddressUnspent(db *sql.DB, address string) (count, totalAmount int64, err error) {
err = db.QueryRow(internal.SelectAddressUnspentCountAndValue, address).
Scan(&count, &totalAmount)
return
}
func RetrieveAddressSpent(db *sql.DB, address string) (count, totalAmount int64, err error) {
err = db.QueryRow(internal.SelectAddressSpentCountAndValue, address).
Scan(&count, &totalAmount)
return
}
func RetrieveAddressSpentUnspent(db *sql.DB, address string) (numSpent, numUnspent,
totalSpent, totalUnspent int64, err error) {
dbtx, err := db.Begin()
if err != nil {
err = fmt.Errorf("unable to begin database transaction: %v", err)
return
}
var nu, tu sql.NullInt64
err = dbtx.QueryRow(internal.SelectAddressUnspentCountAndValue, address).
Scan(&nu, &tu)
if err != nil && err != sql.ErrNoRows {
if errRoll := dbtx.Rollback(); errRoll != nil {
log.Errorf("Rollback failed: %v", errRoll)
}
err = fmt.Errorf("unable to QueryRow for unspent amount: %v", err)
return
}
numUnspent, totalUnspent = nu.Int64, tu.Int64
var ns, ts sql.NullInt64
err = dbtx.QueryRow(internal.SelectAddressSpentCountAndValue, address).
Scan(&ns, &ts)
if err != nil && err != sql.ErrNoRows {
if errRoll := dbtx.Rollback(); errRoll != nil {
log.Errorf("Rollback failed: %v", errRoll)
}
err = fmt.Errorf("unable to QueryRow for spent amount: %v", err)
return
}
numSpent, totalSpent = ns.Int64, ts.Int64
err = dbtx.Rollback()
return
}
func RetrieveAllAddressTxns(db *sql.DB, address string) ([]uint64, []*dbtypes.AddressRow, error) {
rows, err := db.Query(internal.SelectAddressAllByAddress, address)
if err != nil {
return nil, nil, err
}
defer func() {
if e := rows.Close(); e != nil {
log.Errorf("Close of Query failed: %v", e)
}
}()
return scanAddressQueryRows(rows)
}
func RetrieveAddressTxns(db *sql.DB, address string, N, offset int64) ([]uint64, []*dbtypes.AddressRow, error) {
return retrieveAddressTxns(db, address, N, offset,
internal.SelectAddressLimitNByAddressSubQry)
}
func RetrieveAddressTxnsAlt(db *sql.DB, address string, N, offset int64) ([]uint64, []*dbtypes.AddressRow, error) {
return retrieveAddressTxns(db, address, N, offset,
internal.SelectAddressLimitNByAddress)
}
func RetrieveAddressDebitTxns(db *sql.DB, address string, N, offset int64) ([]uint64, []*dbtypes.AddressRow, error) {
return retrieveAddressTxns(db, address, N, offset,
internal.SelectAddressDebitsLimitNByAddress)
}
func retrieveAddressTxns(db *sql.DB, address string, N, offset int64,
statement string) ([]uint64, []*dbtypes.AddressRow, error) {
rows, err := db.Query(statement, address, N, offset)
if err != nil {
return nil, nil, err
}
defer func() {
if e := rows.Close(); e != nil {
log.Errorf("Close of Query failed: %v", e)
}
}()
return scanAddressQueryRows(rows)
}
func scanAddressQueryRows(rows *sql.Rows) (ids []uint64, addressRows []*dbtypes.AddressRow, err error) {
for rows.Next() {
var id uint64
var addr dbtypes.AddressRow
var spendingTxHash sql.NullString
var spendingTxDbID, spendingTxVinIndex, vinDbID sql.NullInt64
err = rows.Scan(&id, &addr.Address, &addr.FundingTxDbID, &addr.FundingTxHash,
&addr.FundingTxVoutIndex, &addr.VoutDbID, &addr.Value,
&spendingTxDbID, &spendingTxHash, &spendingTxVinIndex, &vinDbID)
if err != nil {
return
}
if spendingTxDbID.Valid {
addr.SpendingTxDbID = uint64(spendingTxDbID.Int64)
}
if spendingTxHash.Valid {
addr.SpendingTxHash = spendingTxHash.String
}
if spendingTxVinIndex.Valid {
addr.SpendingTxVinIndex = uint32(spendingTxVinIndex.Int64)
}
if vinDbID.Valid {
addr.VinDbID = uint64(vinDbID.Int64)
}
ids = append(ids, id)
addressRows = append(addressRows, &addr)
}
return
}
func RetrieveAddressCreditTxns(db *sql.DB, address string, N, offset int64) (ids []uint64, addressRows []*dbtypes.AddressRow, err error) {
var rows *sql.Rows
rows, err = db.Query(internal.SelectAddressCreditsLimitNByAddress, address, N, offset)
if err != nil {
return
}
defer func() {
if e := rows.Close(); e != nil {
log.Errorf("Close of Query failed: %v", e)
}
}()
for rows.Next() {
var id uint64
var addr dbtypes.AddressRow
err = rows.Scan(&id, &addr.FundingTxDbID, &addr.FundingTxHash,
&addr.FundingTxVoutIndex, &addr.VoutDbID, &addr.Value)
if err != nil {
return
}
addr.Address = address
ids = append(ids, id)
addressRows = append(addressRows, &addr)
}
return
}
// RetrieveAddressIDsByOutpoint fetches all address row IDs for a given outpoint
// (hash:index).
// Update Vin due to DCRD AMOUNTIN - START - DO NOT MERGE CHANGES IF DCRD FIXED
func RetrieveAddressIDsByOutpoint(db *sql.DB, txHash string,
voutIndex uint32) ([]uint64, []string, int64, error) {
var ids []uint64
var addresses []string
var value int64
rows, err := db.Query(internal.SelectAddressIDsByFundingOutpoint, txHash, voutIndex)
if err != nil {
return ids, addresses, 0, err
}
defer func() {
if e := rows.Close(); e != nil {
log.Errorf("Close of Query failed: %v", e)
}
}()
for rows.Next() {
var id uint64
var addr string
err = rows.Scan(&id, &addr, &value)
if err != nil {
break
}
ids = append(ids, id)
addresses = append(addresses, addr)
}
return ids, addresses, value, err
} // Update Vin due to DCRD AMOUNTIN - END
func RetrieveAllVinDbIDs(db *sql.DB) (vinDbIDs []uint64, err error) {
rows, err := db.Query(internal.SelectVinIDsALL)
if err != nil {
return
}
defer func() {
if e := rows.Close(); e != nil {
log.Errorf("Close of Query failed: %v", e)
}
}()
for rows.Next() {
var id uint64
err = rows.Scan(&id)
if err != nil {
break
}
vinDbIDs = append(vinDbIDs, id)
}
return
}
func RetrieveSpendingTxByVinID(db *sql.DB, vinDbID uint64) (tx string,
voutIndex uint32, tree int8, err error) {
err = db.QueryRow(internal.SelectSpendingTxByVinID, vinDbID).Scan(&tx, &voutIndex, &tree)
return
}
func RetrieveFundingOutpointByTxIn(db *sql.DB, txHash string,
vinIndex uint32) (id uint64, tx string, index uint32, tree int8, err error) {
err = db.QueryRow(internal.SelectFundingOutpointByTxIn, txHash, vinIndex).
Scan(&id, &tx, &index, &tree)
return
}
func RetrieveFundingOutpointByVinID(db *sql.DB, vinDbID uint64) (tx string, index uint32, tree int8, err error) {
err = db.QueryRow(internal.SelectFundingOutpointByVinID, vinDbID).
Scan(&tx, &index, &tree)
return
}
func RetrieveVinByID(db *sql.DB, vinDbID uint64) (prevOutHash string, prevOutVoutInd uint32,
prevOutTree int8, txHash string, txVinInd uint32, txTree int8, err error) {
var id uint64
err = db.QueryRow(internal.SelectAllVinInfoByID, vinDbID).
Scan(&id, &txHash, &txVinInd, &txTree,
&prevOutHash, &prevOutVoutInd, &prevOutTree)
return
}
func RetrieveFundingTxByTxIn(db *sql.DB, txHash string, vinIndex uint32) (id uint64, tx string, err error) {
err = db.QueryRow(internal.SelectFundingTxByTxIn, txHash, vinIndex).
Scan(&id, &tx)
return
}
func RetrieveFundingTxByVinDbID(db *sql.DB, vinDbID uint64) (tx string, err error) {
err = db.QueryRow(internal.SelectFundingTxByVinID, vinDbID).Scan(&tx)
return
}
func RetrieveFundingTxsByTx(db *sql.DB, txHash string) ([]uint64, []*dbtypes.Tx, error) {
var ids []uint64
var txs []*dbtypes.Tx
rows, err := db.Query(internal.SelectFundingTxsByTx, txHash)
if err != nil {
return ids, txs, err
}
defer func() {
if e := rows.Close(); e != nil {
log.Errorf("Close of Query failed: %v", e)
}
}()
for rows.Next() {
var id uint64
var tx dbtypes.Tx
err = rows.Scan(&id, &tx)
if err != nil {
break
}
ids = append(ids, id)
txs = append(txs, &tx)
}
return ids, txs, err
}
func RetrieveSpendingTxByTxOut(db *sql.DB, txHash string,
voutIndex uint32) (id uint64, tx string, vin uint32, tree int8, err error) {
err = db.QueryRow(internal.SelectSpendingTxByPrevOut,
txHash, voutIndex).Scan(&id, &tx, &vin, &tree)
return
}
func RetrieveSpendingTxsByFundingTx(db *sql.DB, fundingTxID string) (dbIDs []uint64,
txns []string, vinInds []uint32, voutInds []uint32, err error) {
rows, err := db.Query(internal.SelectSpendingTxsByPrevTx, fundingTxID)
if err != nil {
return
}
defer func() {
if e := rows.Close(); e != nil {
log.Errorf("Close of Query failed: %v", e)
}
}()
for rows.Next() {
var id uint64
var tx string
var vin, vout uint32
err = rows.Scan(&id, &tx, &vin, &vout)
if err != nil {
break