-
Notifications
You must be signed in to change notification settings - Fork 1.5k
/
config.go
1425 lines (1288 loc) · 58.8 KB
/
config.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 2016 The go-ethereum Authors
// This file is part of the go-ethereum library.
//
// The go-ethereum library is free software: you can redistribute it and/or modify
// it under the terms of the GNU Lesser General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// The go-ethereum library is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public License
// along with the go-ethereum library. If not, see <http://www.gnu.org/licenses/>.
package params
import (
"fmt"
"math/big"
"github.com/ethereum/go-ethereum/common"
"github.com/ethereum/go-ethereum/params/forks"
)
// Genesis hashes to enforce below configs on.
var (
MainnetGenesisHash = common.HexToHash("0xd4e56740f876aef8c010b86a40d5f56745a118d0906a34e69aec8c0db1cb8fa3")
BSCGenesisHash = common.HexToHash("0x0d21840abff46b96c84b2ac9e10e4f5cdaeb5693cb665db62a2f3b02d2d57b5b")
ChapelGenesisHash = common.HexToHash("0x6d3c66c5357ec91d5c43af47e234a939b22557cbb552dc45bebbceeed90fbe34")
RialtoGenesisHash = common.HexToHash("0xee835a629f9cf5510b48b6ba41d69e0ff7d6ef10f977166ef939db41f59f5501")
)
func newUint64(val uint64) *uint64 { return &val }
var (
MainnetTerminalTotalDifficulty, _ = new(big.Int).SetString("58_750_000_000_000_000_000_000", 0)
// MainnetChainConfig is the chain parameters to run a node on the main network.
MainnetChainConfig = &ChainConfig{
ChainID: big.NewInt(1),
HomesteadBlock: big.NewInt(1_150_000),
DAOForkBlock: big.NewInt(1_920_000),
DAOForkSupport: true,
EIP150Block: big.NewInt(2_463_000),
EIP155Block: big.NewInt(2_675_000),
EIP158Block: big.NewInt(2_675_000),
ByzantiumBlock: big.NewInt(4_370_000),
ConstantinopleBlock: big.NewInt(7_280_000),
PetersburgBlock: big.NewInt(7_280_000),
IstanbulBlock: big.NewInt(9_069_000),
MuirGlacierBlock: big.NewInt(9_200_000),
RamanujanBlock: big.NewInt(0),
NielsBlock: big.NewInt(0),
MirrorSyncBlock: big.NewInt(0),
BrunoBlock: big.NewInt(0),
EulerBlock: big.NewInt(0),
BerlinBlock: big.NewInt(12_244_000),
LondonBlock: big.NewInt(12_965_000),
ArrowGlacierBlock: big.NewInt(13_773_000),
GrayGlacierBlock: big.NewInt(15_050_000),
TerminalTotalDifficulty: MainnetTerminalTotalDifficulty, // 58_750_000_000_000_000_000_000
TerminalTotalDifficultyPassed: true,
ShanghaiTime: newUint64(1681338455),
CancunTime: newUint64(1710338135),
Ethash: new(EthashConfig),
}
// SepoliaChainConfig contains the chain parameters to run a node on the Sepolia test network.
SepoliaChainConfig = &ChainConfig{
ChainID: big.NewInt(11155111),
HomesteadBlock: big.NewInt(0),
DAOForkBlock: nil,
DAOForkSupport: true,
EIP150Block: big.NewInt(0),
EIP155Block: big.NewInt(0),
EIP158Block: big.NewInt(0),
ByzantiumBlock: big.NewInt(0),
ConstantinopleBlock: big.NewInt(0),
PetersburgBlock: big.NewInt(0),
IstanbulBlock: big.NewInt(0),
MuirGlacierBlock: big.NewInt(0),
BerlinBlock: big.NewInt(0),
LondonBlock: big.NewInt(0),
ArrowGlacierBlock: nil,
GrayGlacierBlock: nil,
TerminalTotalDifficulty: big.NewInt(17_000_000_000_000_000),
TerminalTotalDifficultyPassed: true,
MergeNetsplitBlock: big.NewInt(1735371),
ShanghaiTime: newUint64(1677557088),
CancunTime: newUint64(1706655072),
Ethash: new(EthashConfig),
}
// just for prysm compile pass
// GoerliChainConfig contains the chain parameters to run a node on the Görli test network.
GoerliChainConfig = &ChainConfig{
ChainID: big.NewInt(5),
HomesteadBlock: big.NewInt(0),
DAOForkBlock: nil,
DAOForkSupport: true,
EIP150Block: big.NewInt(0),
EIP155Block: big.NewInt(0),
EIP158Block: big.NewInt(0),
ByzantiumBlock: big.NewInt(0),
ConstantinopleBlock: big.NewInt(0),
PetersburgBlock: big.NewInt(0),
IstanbulBlock: big.NewInt(1_561_651),
MuirGlacierBlock: nil,
BerlinBlock: big.NewInt(4_460_644),
LondonBlock: big.NewInt(5_062_605),
ArrowGlacierBlock: nil,
TerminalTotalDifficulty: big.NewInt(10_790_000),
TerminalTotalDifficultyPassed: true,
ShanghaiTime: newUint64(1678832736),
CancunTime: newUint64(1705473120),
Clique: &CliqueConfig{
Period: 15,
Epoch: 30000,
},
}
BSCChainConfig = &ChainConfig{
ChainID: big.NewInt(56),
HomesteadBlock: big.NewInt(0),
EIP150Block: big.NewInt(0),
EIP155Block: big.NewInt(0),
EIP158Block: big.NewInt(0),
ByzantiumBlock: big.NewInt(0),
ConstantinopleBlock: big.NewInt(0),
PetersburgBlock: big.NewInt(0),
IstanbulBlock: big.NewInt(0),
MuirGlacierBlock: big.NewInt(0),
RamanujanBlock: big.NewInt(0),
NielsBlock: big.NewInt(0),
MirrorSyncBlock: big.NewInt(5184000),
BrunoBlock: big.NewInt(13082000),
EulerBlock: big.NewInt(18907621),
NanoBlock: big.NewInt(21962149),
MoranBlock: big.NewInt(22107423),
GibbsBlock: big.NewInt(23846001),
PlanckBlock: big.NewInt(27281024),
LubanBlock: big.NewInt(29020050),
PlatoBlock: big.NewInt(30720096),
BerlinBlock: big.NewInt(31302048),
LondonBlock: big.NewInt(31302048),
HertzBlock: big.NewInt(31302048),
HertzfixBlock: big.NewInt(34140700),
ShanghaiTime: newUint64(1705996800), // 2024-01-23 08:00:00 AM UTC
KeplerTime: newUint64(1705996800), // 2024-01-23 08:00:00 AM UTC
FeynmanTime: newUint64(1713419340), // 2024-04-18 05:49:00 AM UTC
FeynmanFixTime: newUint64(1713419340), // 2024-04-18 05:49:00 AM UTC
CancunTime: newUint64(1718863500), // 2024-06-20 06:05:00 AM UTC
HaberTime: newUint64(1718863500), // 2024-06-20 06:05:00 AM UTC
HaberFixTime: newUint64(1727316120), // 2024-09-26 02:02:00 AM UTC
BohrTime: newUint64(1727317200), // 2024-09-26 02:20:00 AM UTC
Parlia: &ParliaConfig{
Period: 3,
Epoch: 200,
},
}
ChapelChainConfig = &ChainConfig{
ChainID: big.NewInt(97),
HomesteadBlock: big.NewInt(0),
EIP150Block: big.NewInt(0),
EIP155Block: big.NewInt(0),
EIP158Block: big.NewInt(0),
ByzantiumBlock: big.NewInt(0),
ConstantinopleBlock: big.NewInt(0),
PetersburgBlock: big.NewInt(0),
IstanbulBlock: big.NewInt(0),
MuirGlacierBlock: big.NewInt(0),
RamanujanBlock: big.NewInt(1010000),
NielsBlock: big.NewInt(1014369),
MirrorSyncBlock: big.NewInt(5582500),
BrunoBlock: big.NewInt(13837000),
EulerBlock: big.NewInt(19203503),
GibbsBlock: big.NewInt(22800220),
NanoBlock: big.NewInt(23482428),
MoranBlock: big.NewInt(23603940),
PlanckBlock: big.NewInt(28196022),
LubanBlock: big.NewInt(29295050),
PlatoBlock: big.NewInt(29861024),
BerlinBlock: big.NewInt(31103030),
LondonBlock: big.NewInt(31103030),
HertzBlock: big.NewInt(31103030),
HertzfixBlock: big.NewInt(35682300),
ShanghaiTime: newUint64(1702972800), // 2023-12-19 8:00:00 AM UTC
KeplerTime: newUint64(1702972800),
FeynmanTime: newUint64(1710136800), // 2024-03-11 6:00:00 AM UTC
FeynmanFixTime: newUint64(1711342800), // 2024-03-25 5:00:00 AM UTC
CancunTime: newUint64(1713330442), // 2024-04-17 05:07:22 AM UTC
HaberTime: newUint64(1716962820), // 2024-05-29 06:07:00 AM UTC
HaberFixTime: newUint64(1719986788), // 2024-07-03 06:06:28 AM UTC
BohrTime: newUint64(1724116996), // 2024-08-20 01:23:16 AM UTC
Parlia: &ParliaConfig{
Period: 3,
Epoch: 200,
},
}
// used to test hard fork upgrade, following https://github.com/bnb-chain/bsc-genesis-contract/blob/master/genesis.json
RialtoChainConfig = &ChainConfig{
ChainID: big.NewInt(714),
HomesteadBlock: big.NewInt(0),
EIP150Block: big.NewInt(0),
EIP155Block: big.NewInt(0),
EIP158Block: big.NewInt(0),
ByzantiumBlock: big.NewInt(0),
ConstantinopleBlock: big.NewInt(0),
PetersburgBlock: big.NewInt(0),
IstanbulBlock: big.NewInt(0),
MuirGlacierBlock: big.NewInt(0),
RamanujanBlock: big.NewInt(0),
NielsBlock: big.NewInt(0),
MirrorSyncBlock: big.NewInt(1),
BrunoBlock: big.NewInt(1),
EulerBlock: big.NewInt(2),
NanoBlock: big.NewInt(3),
MoranBlock: big.NewInt(3),
GibbsBlock: big.NewInt(4),
PlanckBlock: big.NewInt(5),
LubanBlock: big.NewInt(6),
PlatoBlock: big.NewInt(7),
BerlinBlock: big.NewInt(8),
LondonBlock: big.NewInt(8),
HertzBlock: big.NewInt(8),
HertzfixBlock: big.NewInt(8),
ShanghaiTime: newUint64(0),
KeplerTime: newUint64(0),
FeynmanTime: newUint64(0),
FeynmanFixTime: newUint64(0),
CancunTime: newUint64(0),
HaberTime: newUint64(0),
HaberFixTime: newUint64(0),
BohrTime: newUint64(0),
Parlia: &ParliaConfig{
Period: 3,
Epoch: 200,
},
}
ParliaTestChainConfig = &ChainConfig{
ChainID: big.NewInt(2),
HomesteadBlock: big.NewInt(0),
EIP150Block: big.NewInt(0),
EIP155Block: big.NewInt(0),
EIP158Block: big.NewInt(0),
ByzantiumBlock: big.NewInt(0),
ConstantinopleBlock: big.NewInt(0),
PetersburgBlock: big.NewInt(0),
IstanbulBlock: big.NewInt(0),
MuirGlacierBlock: big.NewInt(0),
RamanujanBlock: big.NewInt(0),
NielsBlock: big.NewInt(0),
MirrorSyncBlock: big.NewInt(0),
BrunoBlock: big.NewInt(0),
EulerBlock: big.NewInt(0),
NanoBlock: big.NewInt(0),
MoranBlock: big.NewInt(0),
GibbsBlock: big.NewInt(0),
PlanckBlock: big.NewInt(0),
LubanBlock: big.NewInt(0),
PlatoBlock: big.NewInt(0),
BerlinBlock: big.NewInt(0),
LondonBlock: big.NewInt(0),
HertzBlock: big.NewInt(0),
HertzfixBlock: big.NewInt(0),
ShanghaiTime: newUint64(0),
KeplerTime: newUint64(0),
FeynmanTime: newUint64(0),
FeynmanFixTime: newUint64(0),
CancunTime: newUint64(0),
Parlia: &ParliaConfig{
Period: 3,
Epoch: 200,
},
}
// AllEthashProtocolChanges contains every protocol change (EIPs) introduced
// and accepted by the Ethereum core developers into the Ethash consensus.
AllEthashProtocolChanges = &ChainConfig{
ChainID: big.NewInt(1337),
HomesteadBlock: big.NewInt(0),
DAOForkBlock: nil,
DAOForkSupport: false,
EIP150Block: big.NewInt(0),
EIP155Block: big.NewInt(0),
EIP158Block: big.NewInt(0),
ByzantiumBlock: big.NewInt(0),
ConstantinopleBlock: big.NewInt(0),
PetersburgBlock: big.NewInt(0),
IstanbulBlock: big.NewInt(0),
MuirGlacierBlock: big.NewInt(0),
BerlinBlock: big.NewInt(0),
LondonBlock: big.NewInt(0),
ArrowGlacierBlock: big.NewInt(0),
GrayGlacierBlock: big.NewInt(0),
MergeNetsplitBlock: nil,
ShanghaiTime: nil,
CancunTime: nil,
PragueTime: nil,
VerkleTime: nil,
TerminalTotalDifficulty: nil,
TerminalTotalDifficultyPassed: true,
Ethash: new(EthashConfig),
Clique: nil,
}
AllDevChainProtocolChanges = &ChainConfig{
ChainID: big.NewInt(1337),
HomesteadBlock: big.NewInt(0),
EIP150Block: big.NewInt(0),
EIP155Block: big.NewInt(0),
EIP158Block: big.NewInt(0),
ByzantiumBlock: big.NewInt(0),
ConstantinopleBlock: big.NewInt(0),
PetersburgBlock: big.NewInt(0),
IstanbulBlock: big.NewInt(0),
MuirGlacierBlock: big.NewInt(0),
BerlinBlock: big.NewInt(0),
LondonBlock: big.NewInt(0),
ArrowGlacierBlock: big.NewInt(0),
GrayGlacierBlock: big.NewInt(0),
ShanghaiTime: newUint64(0),
CancunTime: newUint64(0),
TerminalTotalDifficulty: big.NewInt(0),
TerminalTotalDifficultyPassed: true,
}
// AllCliqueProtocolChanges contains every protocol change (EIPs) introduced
// and accepted by the Ethereum core developers into the Clique consensus.
AllCliqueProtocolChanges = &ChainConfig{
ChainID: big.NewInt(1337),
HomesteadBlock: big.NewInt(0),
DAOForkBlock: nil,
DAOForkSupport: false,
EIP150Block: big.NewInt(0),
EIP155Block: big.NewInt(0),
EIP158Block: big.NewInt(0),
ByzantiumBlock: big.NewInt(0),
ConstantinopleBlock: big.NewInt(0),
PetersburgBlock: big.NewInt(0),
IstanbulBlock: big.NewInt(0),
MuirGlacierBlock: big.NewInt(0),
BerlinBlock: big.NewInt(0),
LondonBlock: big.NewInt(0),
ArrowGlacierBlock: nil,
GrayGlacierBlock: nil,
MergeNetsplitBlock: nil,
ShanghaiTime: nil,
CancunTime: nil,
PragueTime: nil,
VerkleTime: nil,
TerminalTotalDifficulty: nil,
TerminalTotalDifficultyPassed: false,
Ethash: nil,
Clique: &CliqueConfig{Period: 0, Epoch: 30000},
}
// TestChainConfig contains every protocol change (EIPs) introduced
// and accepted by the Ethereum core developers for testing purposes.
TestChainConfig = &ChainConfig{
ChainID: big.NewInt(1),
HomesteadBlock: big.NewInt(0),
DAOForkBlock: nil,
DAOForkSupport: false,
EIP150Block: big.NewInt(0),
EIP155Block: big.NewInt(0),
EIP158Block: big.NewInt(0),
ByzantiumBlock: big.NewInt(0),
ConstantinopleBlock: big.NewInt(0),
PetersburgBlock: big.NewInt(0),
IstanbulBlock: big.NewInt(0),
MuirGlacierBlock: big.NewInt(0),
BerlinBlock: big.NewInt(0),
LondonBlock: big.NewInt(0),
ArrowGlacierBlock: big.NewInt(0),
GrayGlacierBlock: big.NewInt(0),
MergeNetsplitBlock: nil,
ShanghaiTime: nil,
CancunTime: nil,
PragueTime: nil,
VerkleTime: nil,
TerminalTotalDifficulty: nil,
TerminalTotalDifficultyPassed: false,
Ethash: new(EthashConfig),
Clique: nil,
}
// MergedTestChainConfig contains every protocol change (EIPs) introduced
// and accepted by the Ethereum core developers for testing purposes.
MergedTestChainConfig = &ChainConfig{
ChainID: big.NewInt(1),
HomesteadBlock: big.NewInt(0),
DAOForkBlock: nil,
DAOForkSupport: false,
EIP150Block: big.NewInt(0),
EIP155Block: big.NewInt(0),
EIP158Block: big.NewInt(0),
ByzantiumBlock: big.NewInt(0),
ConstantinopleBlock: big.NewInt(0),
PetersburgBlock: big.NewInt(0),
IstanbulBlock: big.NewInt(0),
MuirGlacierBlock: big.NewInt(0),
BerlinBlock: big.NewInt(0),
LondonBlock: big.NewInt(0),
ArrowGlacierBlock: big.NewInt(0),
GrayGlacierBlock: big.NewInt(0),
MergeNetsplitBlock: big.NewInt(0),
ShanghaiTime: newUint64(0),
CancunTime: newUint64(0),
PragueTime: nil,
VerkleTime: nil,
TerminalTotalDifficulty: big.NewInt(0),
TerminalTotalDifficultyPassed: true,
Ethash: new(EthashConfig),
Clique: nil,
}
// NonActivatedConfig defines the chain configuration without activating
// any protocol change (EIPs).
NonActivatedConfig = &ChainConfig{
ChainID: big.NewInt(1),
HomesteadBlock: nil,
DAOForkBlock: nil,
DAOForkSupport: false,
EIP150Block: nil,
EIP155Block: nil,
EIP158Block: nil,
ByzantiumBlock: nil,
ConstantinopleBlock: nil,
PetersburgBlock: nil,
IstanbulBlock: nil,
MuirGlacierBlock: nil,
BerlinBlock: nil,
LondonBlock: nil,
ArrowGlacierBlock: nil,
GrayGlacierBlock: nil,
MergeNetsplitBlock: nil,
ShanghaiTime: nil,
CancunTime: nil,
PragueTime: nil,
VerkleTime: nil,
TerminalTotalDifficulty: nil,
TerminalTotalDifficultyPassed: false,
Ethash: new(EthashConfig),
Clique: nil,
}
TestRules = TestChainConfig.Rules(new(big.Int), false, 0)
)
func GetBuiltInChainConfig(ghash common.Hash) *ChainConfig {
switch ghash {
case MainnetGenesisHash:
return MainnetChainConfig
case BSCGenesisHash:
return BSCChainConfig
case ChapelGenesisHash:
return ChapelChainConfig
case RialtoGenesisHash:
return RialtoChainConfig
default:
return nil
}
}
// NetworkNames are user friendly names to use in the chain spec banner.
var NetworkNames = map[string]string{
MainnetChainConfig.ChainID.String(): "mainnet",
}
// ChainConfig is the core config which determines the blockchain settings.
//
// ChainConfig is stored in the database on a per block basis. This means
// that any network, identified by its genesis block, can have its own
// set of configuration options.
type ChainConfig struct {
ChainID *big.Int `json:"chainId"` // chainId identifies the current chain and is used for replay protection
HomesteadBlock *big.Int `json:"homesteadBlock,omitempty"` // Homestead switch block (nil = no fork, 0 = already homestead)
DAOForkBlock *big.Int `json:"daoForkBlock,omitempty"` // TheDAO hard-fork switch block (nil = no fork)
DAOForkSupport bool `json:"daoForkSupport,omitempty"` // Whether the nodes supports or opposes the DAO hard-fork
// EIP150 implements the Gas price changes (https://github.com/ethereum/EIPs/issues/150)
EIP150Block *big.Int `json:"eip150Block,omitempty"` // EIP150 HF block (nil = no fork)
EIP155Block *big.Int `json:"eip155Block,omitempty"` // EIP155 HF block
EIP158Block *big.Int `json:"eip158Block,omitempty"` // EIP158 HF block
ByzantiumBlock *big.Int `json:"byzantiumBlock,omitempty"` // Byzantium switch block (nil = no fork, 0 = already on byzantium)
ConstantinopleBlock *big.Int `json:"constantinopleBlock,omitempty"` // Constantinople switch block (nil = no fork, 0 = already activated)
PetersburgBlock *big.Int `json:"petersburgBlock,omitempty"` // Petersburg switch block (nil = same as Constantinople)
IstanbulBlock *big.Int `json:"istanbulBlock,omitempty"` // Istanbul switch block (nil = no fork, 0 = already on istanbul)
MuirGlacierBlock *big.Int `json:"muirGlacierBlock,omitempty"` // Eip-2384 (bomb delay) switch block (nil = no fork, 0 = already activated)
BerlinBlock *big.Int `json:"berlinBlock,omitempty"` // Berlin switch block (nil = no fork, 0 = already on berlin)
YoloV3Block *big.Int `json:"yoloV3Block,omitempty"` // YOLO v3: Gas repricings TODO @holiman add EIP references
CatalystBlock *big.Int `json:"catalystBlock,omitempty"` // Catalyst switch block (nil = no fork, 0 = already on catalyst)
LondonBlock *big.Int `json:"londonBlock,omitempty"` // London switch block (nil = no fork, 0 = already on london)
ArrowGlacierBlock *big.Int `json:"arrowGlacierBlock,omitempty"` // Eip-4345 (bomb delay) switch block (nil = no fork, 0 = already activated)
GrayGlacierBlock *big.Int `json:"grayGlacierBlock,omitempty"` // Eip-5133 (bomb delay) switch block (nil = no fork, 0 = already activated)
MergeNetsplitBlock *big.Int `json:"mergeNetsplitBlock,omitempty"` // Virtual fork after The Merge to use as a network splitter
// Fork scheduling was switched from blocks to timestamps here
ShanghaiTime *uint64 `json:"shanghaiTime,omitempty"` // Shanghai switch time (nil = no fork, 0 = already on shanghai)
KeplerTime *uint64 `json:"keplerTime,omitempty"` // Kepler switch time (nil = no fork, 0 = already activated)
FeynmanTime *uint64 `json:"feynmanTime,omitempty"` // Feynman switch time (nil = no fork, 0 = already activated)
FeynmanFixTime *uint64 `json:"feynmanFixTime,omitempty"` // FeynmanFix switch time (nil = no fork, 0 = already activated)
CancunTime *uint64 `json:"cancunTime,omitempty"` // Cancun switch time (nil = no fork, 0 = already on cancun)
HaberTime *uint64 `json:"haberTime,omitempty"` // Haber switch time (nil = no fork, 0 = already on haber)
HaberFixTime *uint64 `json:"haberFixTime,omitempty"` // HaberFix switch time (nil = no fork, 0 = already on haberFix)
BohrTime *uint64 `json:"bohrTime,omitempty"` // Bohr switch time (nil = no fork, 0 = already on bohr)
PragueTime *uint64 `json:"pragueTime,omitempty"` // Prague switch time (nil = no fork, 0 = already on prague)
VerkleTime *uint64 `json:"verkleTime,omitempty"` // Verkle switch time (nil = no fork, 0 = already on verkle)
// TerminalTotalDifficulty is the amount of total difficulty reached by
// the network that triggers the consensus upgrade.
TerminalTotalDifficulty *big.Int `json:"terminalTotalDifficulty,omitempty"`
// TerminalTotalDifficultyPassed is a flag specifying that the network already
// passed the terminal total difficulty. Its purpose is to disable legacy sync
// even without having seen the TTD locally (safer long term).
TerminalTotalDifficultyPassed bool `json:"terminalTotalDifficultyPassed,omitempty"`
RamanujanBlock *big.Int `json:"ramanujanBlock,omitempty"` // ramanujanBlock switch block (nil = no fork, 0 = already activated)
NielsBlock *big.Int `json:"nielsBlock,omitempty"` // nielsBlock switch block (nil = no fork, 0 = already activated)
MirrorSyncBlock *big.Int `json:"mirrorSyncBlock,omitempty"` // mirrorSyncBlock switch block (nil = no fork, 0 = already activated)
BrunoBlock *big.Int `json:"brunoBlock,omitempty"` // brunoBlock switch block (nil = no fork, 0 = already activated)
EulerBlock *big.Int `json:"eulerBlock,omitempty"` // eulerBlock switch block (nil = no fork, 0 = already activated)
GibbsBlock *big.Int `json:"gibbsBlock,omitempty"` // gibbsBlock switch block (nil = no fork, 0 = already activated)
NanoBlock *big.Int `json:"nanoBlock,omitempty"` // nanoBlock switch block (nil = no fork, 0 = already activated)
MoranBlock *big.Int `json:"moranBlock,omitempty"` // moranBlock switch block (nil = no fork, 0 = already activated)
PlanckBlock *big.Int `json:"planckBlock,omitempty"` // planckBlock switch block (nil = no fork, 0 = already activated)
LubanBlock *big.Int `json:"lubanBlock,omitempty"` // lubanBlock switch block (nil = no fork, 0 = already activated)
PlatoBlock *big.Int `json:"platoBlock,omitempty"` // platoBlock switch block (nil = no fork, 0 = already activated)
HertzBlock *big.Int `json:"hertzBlock,omitempty"` // hertzBlock switch block (nil = no fork, 0 = already activated)
HertzfixBlock *big.Int `json:"hertzfixBlock,omitempty"` // hertzfixBlock switch block (nil = no fork, 0 = already activated)
// Various consensus engines
Ethash *EthashConfig `json:"ethash,omitempty"`
Clique *CliqueConfig `json:"clique,omitempty"`
Parlia *ParliaConfig `json:"parlia,omitempty"`
}
// EthashConfig is the consensus engine configs for proof-of-work based sealing.
type EthashConfig struct{}
// String implements the stringer interface, returning the consensus engine details.
func (c *EthashConfig) String() string {
return "ethash"
}
// CliqueConfig is the consensus engine configs for proof-of-authority based sealing.
type CliqueConfig struct {
Period uint64 `json:"period"` // Number of seconds between blocks to enforce
Epoch uint64 `json:"epoch"` // Epoch length to reset votes and checkpoint
}
// String implements the stringer interface, returning the consensus engine details.
func (c *CliqueConfig) String() string {
return "clique"
}
// ParliaConfig is the consensus engine configs for proof-of-staked-authority based sealing.
type ParliaConfig struct {
Period uint64 `json:"period"` // Number of seconds between blocks to enforce
Epoch uint64 `json:"epoch"` // Epoch length to update validatorSet
}
// String implements the stringer interface, returning the consensus engine details.
func (b *ParliaConfig) String() string {
return "parlia"
}
func (c *ChainConfig) Description() string {
return ""
}
// String implements the fmt.Stringer interface.
func (c *ChainConfig) String() string {
var engine interface{}
switch {
case c.Ethash != nil:
engine = c.Ethash
case c.Clique != nil:
engine = c.Clique
case c.Parlia != nil:
engine = c.Parlia
default:
engine = "unknown"
}
var ShanghaiTime *big.Int
if c.ShanghaiTime != nil {
ShanghaiTime = big.NewInt(0).SetUint64(*c.ShanghaiTime)
}
var KeplerTime *big.Int
if c.KeplerTime != nil {
KeplerTime = big.NewInt(0).SetUint64(*c.KeplerTime)
}
var FeynmanTime *big.Int
if c.FeynmanTime != nil {
FeynmanTime = big.NewInt(0).SetUint64(*c.FeynmanTime)
}
var FeynmanFixTime *big.Int
if c.FeynmanFixTime != nil {
FeynmanFixTime = big.NewInt(0).SetUint64(*c.FeynmanFixTime)
}
var CancunTime *big.Int
if c.CancunTime != nil {
CancunTime = big.NewInt(0).SetUint64(*c.CancunTime)
}
var HaberTime *big.Int
if c.HaberTime != nil {
HaberTime = big.NewInt(0).SetUint64(*c.HaberTime)
}
var HaberFixTime *big.Int
if c.HaberFixTime != nil {
HaberFixTime = big.NewInt(0).SetUint64(*c.HaberFixTime)
}
var BohrTime *big.Int
if c.BohrTime != nil {
BohrTime = big.NewInt(0).SetUint64(*c.BohrTime)
}
return fmt.Sprintf("{ChainID: %v Homestead: %v DAO: %v DAOSupport: %v EIP150: %v EIP155: %v EIP158: %v Byzantium: %v Constantinople: %v Petersburg: %v Istanbul: %v, Muir Glacier: %v, Ramanujan: %v, Niels: %v, MirrorSync: %v, Bruno: %v, Berlin: %v, YOLO v3: %v, CatalystBlock: %v, London: %v, ArrowGlacier: %v, MergeFork:%v, Euler: %v, Gibbs: %v, Nano: %v, Moran: %v, Planck: %v,Luban: %v, Plato: %v, Hertz: %v, Hertzfix: %v, ShanghaiTime: %v, KeplerTime: %v, FeynmanTime: %v, FeynmanFixTime: %v, CancunTime: %v, HaberTime: %v, HaberFixTime: %v, BohrTime: %v, Engine: %v}",
c.ChainID,
c.HomesteadBlock,
c.DAOForkBlock,
c.DAOForkSupport,
c.EIP150Block,
c.EIP155Block,
c.EIP158Block,
c.ByzantiumBlock,
c.ConstantinopleBlock,
c.PetersburgBlock,
c.IstanbulBlock,
c.MuirGlacierBlock,
c.RamanujanBlock,
c.NielsBlock,
c.MirrorSyncBlock,
c.BrunoBlock,
c.BerlinBlock,
c.YoloV3Block,
c.CatalystBlock,
c.LondonBlock,
c.ArrowGlacierBlock,
c.MergeNetsplitBlock,
c.EulerBlock,
c.GibbsBlock,
c.NanoBlock,
c.MoranBlock,
c.PlanckBlock,
c.LubanBlock,
c.PlatoBlock,
c.HertzBlock,
c.HertzfixBlock,
ShanghaiTime,
KeplerTime,
FeynmanTime,
FeynmanFixTime,
CancunTime,
HaberTime,
HaberFixTime,
BohrTime,
engine,
)
}
// IsHomestead returns whether num is either equal to the homestead block or greater.
func (c *ChainConfig) IsHomestead(num *big.Int) bool {
return isBlockForked(c.HomesteadBlock, num)
}
// IsDAOFork returns whether num is either equal to the DAO fork block or greater.
func (c *ChainConfig) IsDAOFork(num *big.Int) bool {
return isBlockForked(c.DAOForkBlock, num)
}
// IsEIP150 returns whether num is either equal to the EIP150 fork block or greater.
func (c *ChainConfig) IsEIP150(num *big.Int) bool {
return isBlockForked(c.EIP150Block, num)
}
// IsEIP155 returns whether num is either equal to the EIP155 fork block or greater.
func (c *ChainConfig) IsEIP155(num *big.Int) bool {
return isBlockForked(c.EIP155Block, num)
}
// IsEIP158 returns whether num is either equal to the EIP158 fork block or greater.
func (c *ChainConfig) IsEIP158(num *big.Int) bool {
return isBlockForked(c.EIP158Block, num)
}
// IsByzantium returns whether num is either equal to the Byzantium fork block or greater.
func (c *ChainConfig) IsByzantium(num *big.Int) bool {
return isBlockForked(c.ByzantiumBlock, num)
}
// IsConstantinople returns whether num is either equal to the Constantinople fork block or greater.
func (c *ChainConfig) IsConstantinople(num *big.Int) bool {
return isBlockForked(c.ConstantinopleBlock, num)
}
// IsRamanujan returns whether num is either equal to the IsRamanujan fork block or greater.
func (c *ChainConfig) IsRamanujan(num *big.Int) bool {
return isBlockForked(c.RamanujanBlock, num)
}
// IsOnRamanujan returns whether num is equal to the Ramanujan fork block
func (c *ChainConfig) IsOnRamanujan(num *big.Int) bool {
return configBlockEqual(c.RamanujanBlock, num)
}
// IsNiels returns whether num is either equal to the Niels fork block or greater.
func (c *ChainConfig) IsNiels(num *big.Int) bool {
return isBlockForked(c.NielsBlock, num)
}
// IsOnNiels returns whether num is equal to the IsNiels fork block
func (c *ChainConfig) IsOnNiels(num *big.Int) bool {
return configBlockEqual(c.NielsBlock, num)
}
// IsMirrorSync returns whether num is either equal to the MirrorSync fork block or greater.
func (c *ChainConfig) IsMirrorSync(num *big.Int) bool {
return isBlockForked(c.MirrorSyncBlock, num)
}
// IsOnMirrorSync returns whether num is equal to the MirrorSync fork block
func (c *ChainConfig) IsOnMirrorSync(num *big.Int) bool {
return configBlockEqual(c.MirrorSyncBlock, num)
}
// IsBruno returns whether num is either equal to the Burn fork block or greater.
func (c *ChainConfig) IsBruno(num *big.Int) bool {
return isBlockForked(c.BrunoBlock, num)
}
// IsOnBruno returns whether num is equal to the Burn fork block
func (c *ChainConfig) IsOnBruno(num *big.Int) bool {
return configBlockEqual(c.BrunoBlock, num)
}
// IsEuler returns whether num is either equal to the euler fork block or greater.
func (c *ChainConfig) IsEuler(num *big.Int) bool {
return isBlockForked(c.EulerBlock, num)
}
// IsOnEuler returns whether num is equal to the euler fork block
func (c *ChainConfig) IsOnEuler(num *big.Int) bool {
return configBlockEqual(c.EulerBlock, num)
}
// IsLuban returns whether num is either equal to the first fast finality fork block or greater.
func (c *ChainConfig) IsLuban(num *big.Int) bool {
return isBlockForked(c.LubanBlock, num)
}
// IsOnLuban returns whether num is equal to the first fast finality fork block.
func (c *ChainConfig) IsOnLuban(num *big.Int) bool {
return configBlockEqual(c.LubanBlock, num)
}
// IsPlato returns whether num is either equal to the second fast finality fork block or greater.
func (c *ChainConfig) IsPlato(num *big.Int) bool {
return isBlockForked(c.PlatoBlock, num)
}
// IsOnPlato returns whether num is equal to the second fast finality fork block.
func (c *ChainConfig) IsOnPlato(num *big.Int) bool {
return configBlockEqual(c.PlatoBlock, num)
}
// IsHertz returns whether num is either equal to the block of enabling Berlin EIPs or greater.
func (c *ChainConfig) IsHertz(num *big.Int) bool {
return isBlockForked(c.HertzBlock, num)
}
// IsOnHertz returns whether num is equal to the fork block of enabling Berlin EIPs.
func (c *ChainConfig) IsOnHertz(num *big.Int) bool {
return configBlockEqual(c.HertzBlock, num)
}
func (c *ChainConfig) IsHertzfix(num *big.Int) bool {
return isBlockForked(c.HertzfixBlock, num)
}
func (c *ChainConfig) IsOnHertzfix(num *big.Int) bool {
return configBlockEqual(c.HertzfixBlock, num)
}
// IsMuirGlacier returns whether num is either equal to the Muir Glacier (EIP-2384) fork block or greater.
func (c *ChainConfig) IsMuirGlacier(num *big.Int) bool {
return isBlockForked(c.MuirGlacierBlock, num)
}
// IsPetersburg returns whether num is either
// - equal to or greater than the PetersburgBlock fork block,
// - OR is nil, and Constantinople is active
func (c *ChainConfig) IsPetersburg(num *big.Int) bool {
return isBlockForked(c.PetersburgBlock, num) || c.PetersburgBlock == nil && isBlockForked(c.ConstantinopleBlock, num)
}
// IsIstanbul returns whether num is either equal to the Istanbul fork block or greater.
func (c *ChainConfig) IsIstanbul(num *big.Int) bool {
return isBlockForked(c.IstanbulBlock, num)
}
// IsBerlin returns whether num is either equal to the Berlin fork block or greater.
func (c *ChainConfig) IsBerlin(num *big.Int) bool {
return isBlockForked(c.BerlinBlock, num)
}
// IsLondon returns whether num is either equal to the London fork block or greater.
func (c *ChainConfig) IsLondon(num *big.Int) bool {
return isBlockForked(c.LondonBlock, num)
}
// IsArrowGlacier returns whether num is either equal to the Arrow Glacier (EIP-4345) fork block or greater.
func (c *ChainConfig) IsArrowGlacier(num *big.Int) bool {
return isBlockForked(c.ArrowGlacierBlock, num)
}
// IsGrayGlacier returns whether num is either equal to the Gray Glacier (EIP-5133) fork block or greater.
func (c *ChainConfig) IsGrayGlacier(num *big.Int) bool {
return isBlockForked(c.GrayGlacierBlock, num)
}
// IsTerminalPoWBlock returns whether the given block is the last block of PoW stage.
func (c *ChainConfig) IsTerminalPoWBlock(parentTotalDiff *big.Int, totalDiff *big.Int) bool {
if c.TerminalTotalDifficulty == nil {
return false
}
return parentTotalDiff.Cmp(c.TerminalTotalDifficulty) < 0 && totalDiff.Cmp(c.TerminalTotalDifficulty) >= 0
}
// IsGibbs returns whether num is either equal to the gibbs fork block or greater.
func (c *ChainConfig) IsGibbs(num *big.Int) bool {
return isBlockForked(c.GibbsBlock, num)
}
// IsOnGibbs returns whether num is equal to the gibbs fork block
func (c *ChainConfig) IsOnGibbs(num *big.Int) bool {
return configBlockEqual(c.GibbsBlock, num)
}
func (c *ChainConfig) IsNano(num *big.Int) bool {
return isBlockForked(c.NanoBlock, num)
}
func (c *ChainConfig) IsOnNano(num *big.Int) bool {
return configBlockEqual(c.NanoBlock, num)
}
func (c *ChainConfig) IsMoran(num *big.Int) bool {
return isBlockForked(c.MoranBlock, num)
}
func (c *ChainConfig) IsOnMoran(num *big.Int) bool {
return configBlockEqual(c.MoranBlock, num)
}
func (c *ChainConfig) IsPlanck(num *big.Int) bool {
return isBlockForked(c.PlanckBlock, num)
}
func (c *ChainConfig) IsOnPlanck(num *big.Int) bool {
return configBlockEqual(c.PlanckBlock, num)
}
// IsShanghai returns whether time is either equal to the Shanghai fork time or greater.
func (c *ChainConfig) IsShanghai(num *big.Int, time uint64) bool {
return c.IsLondon(num) && isTimestampForked(c.ShanghaiTime, time)
}
// IsOnShanghai returns whether currentBlockTime is either equal to the shanghai fork time or greater firstly.
func (c *ChainConfig) IsOnShanghai(currentBlockNumber *big.Int, lastBlockTime uint64, currentBlockTime uint64) bool {
lastBlockNumber := new(big.Int)
if currentBlockNumber.Cmp(big.NewInt(1)) >= 0 {
lastBlockNumber.Sub(currentBlockNumber, big.NewInt(1))
}
return !c.IsShanghai(lastBlockNumber, lastBlockTime) && c.IsShanghai(currentBlockNumber, currentBlockTime)
}
// IsKepler returns whether time is either equal to the kepler fork time or greater.
func (c *ChainConfig) IsKepler(num *big.Int, time uint64) bool {
return c.IsLondon(num) && isTimestampForked(c.KeplerTime, time)
}
// IsOnKepler returns whether currentBlockTime is either equal to the kepler fork time or greater firstly.
func (c *ChainConfig) IsOnKepler(currentBlockNumber *big.Int, lastBlockTime uint64, currentBlockTime uint64) bool {
lastBlockNumber := new(big.Int)
if currentBlockNumber.Cmp(big.NewInt(1)) >= 0 {
lastBlockNumber.Sub(currentBlockNumber, big.NewInt(1))
}
return !c.IsKepler(lastBlockNumber, lastBlockTime) && c.IsKepler(currentBlockNumber, currentBlockTime)
}
// IsFeynman returns whether time is either equal to the Feynman fork time or greater.
func (c *ChainConfig) IsFeynman(num *big.Int, time uint64) bool {
return c.IsLondon(num) && isTimestampForked(c.FeynmanTime, time)
}
// IsOnFeynman returns whether currentBlockTime is either equal to the Feynman fork time or greater firstly.
func (c *ChainConfig) IsOnFeynman(currentBlockNumber *big.Int, lastBlockTime uint64, currentBlockTime uint64) bool {
lastBlockNumber := new(big.Int)
if currentBlockNumber.Cmp(big.NewInt(1)) >= 0 {
lastBlockNumber.Sub(currentBlockNumber, big.NewInt(1))
}
return !c.IsFeynman(lastBlockNumber, lastBlockTime) && c.IsFeynman(currentBlockNumber, currentBlockTime)
}
// IsFeynmanFix returns whether time is either equal to the FeynmanFix fork time or greater.
func (c *ChainConfig) IsFeynmanFix(num *big.Int, time uint64) bool {
return c.IsLondon(num) && isTimestampForked(c.FeynmanFixTime, time)
}
// IsOnFeynmanFix returns whether currentBlockTime is either equal to the FeynmanFix fork time or greater firstly.
func (c *ChainConfig) IsOnFeynmanFix(currentBlockNumber *big.Int, lastBlockTime uint64, currentBlockTime uint64) bool {
lastBlockNumber := new(big.Int)
if currentBlockNumber.Cmp(big.NewInt(1)) >= 0 {
lastBlockNumber.Sub(currentBlockNumber, big.NewInt(1))
}
return !c.IsFeynmanFix(lastBlockNumber, lastBlockTime) && c.IsFeynmanFix(currentBlockNumber, currentBlockTime)
}
// IsCancun returns whether num is either equal to the Cancun fork time or greater.
func (c *ChainConfig) IsCancun(num *big.Int, time uint64) bool {
return c.IsLondon(num) && isTimestampForked(c.CancunTime, time)
}
// IsHaber returns whether time is either equal to the Haber fork time or greater.
func (c *ChainConfig) IsHaber(num *big.Int, time uint64) bool {
return c.IsLondon(num) && isTimestampForked(c.HaberTime, time)
}
// IsHaberFix returns whether time is either equal to the HaberFix fork time or greater.
func (c *ChainConfig) IsHaberFix(num *big.Int, time uint64) bool {
return c.IsLondon(num) && isTimestampForked(c.HaberFixTime, time)
}
// IsOnHaberFix returns whether currentBlockTime is either equal to the HaberFix fork time or greater firstly.
func (c *ChainConfig) IsOnHaberFix(currentBlockNumber *big.Int, lastBlockTime uint64, currentBlockTime uint64) bool {
lastBlockNumber := new(big.Int)
if currentBlockNumber.Cmp(big.NewInt(1)) >= 0 {
lastBlockNumber.Sub(currentBlockNumber, big.NewInt(1))
}
return !c.IsHaberFix(lastBlockNumber, lastBlockTime) && c.IsHaberFix(currentBlockNumber, currentBlockTime)
}
// IsBohr returns whether time is either equal to the Bohr fork time or greater.
func (c *ChainConfig) IsBohr(num *big.Int, time uint64) bool {
return c.IsLondon(num) && isTimestampForked(c.BohrTime, time)
}
// IsOnBohr returns whether currentBlockTime is either equal to the Bohr fork time or greater firstly.
func (c *ChainConfig) IsOnBohr(currentBlockNumber *big.Int, lastBlockTime uint64, currentBlockTime uint64) bool {
lastBlockNumber := new(big.Int)
if currentBlockNumber.Cmp(big.NewInt(1)) >= 0 {
lastBlockNumber.Sub(currentBlockNumber, big.NewInt(1))
}
return !c.IsBohr(lastBlockNumber, lastBlockTime) && c.IsBohr(currentBlockNumber, currentBlockTime)
}
// IsPrague returns whether num is either equal to the Prague fork time or greater.
func (c *ChainConfig) IsPrague(num *big.Int, time uint64) bool {
return c.IsLondon(num) && isTimestampForked(c.PragueTime, time)
}
// IsVerkle returns whether num is either equal to the Verkle fork time or greater.
func (c *ChainConfig) IsVerkle(num *big.Int, time uint64) bool {
return c.IsLondon(num) && isTimestampForked(c.VerkleTime, time)
}
// CheckCompatible checks whether scheduled fork transitions have been imported
// with a mismatching chain configuration.
func (c *ChainConfig) CheckCompatible(newcfg *ChainConfig, height uint64, time uint64) *ConfigCompatError {
var (
bhead = new(big.Int).SetUint64(height)
btime = time
)
// Iterate checkCompatible to find the lowest conflict.
var lasterr *ConfigCompatError
for {
err := c.checkCompatible(newcfg, bhead, btime)