private void LoadTransitions(ChainSpecJson chainSpecJson, ChainSpec chainSpec)
{
if (chainSpecJson.Engine?.Ethash != null)
{
chainSpec.HomesteadBlockNumber = chainSpecJson.Engine.Ethash.HomesteadTransition;
chainSpec.DaoForkBlockNumber = chainSpecJson.Engine.Ethash.DaoHardForkTransition;
}
else
{
chainSpec.HomesteadBlockNumber = 0;
}
chainSpec.TangerineWhistleBlockNumber = chainSpec.Parameters.Eip150Transition;
chainSpec.SpuriousDragonBlockNumber = chainSpec.Parameters.Eip160Transition;
chainSpec.ByzantiumBlockNumber = chainSpec.Parameters.Eip140Transition;
chainSpec.ConstantinopleBlockNumber =
chainSpec.Parameters.Eip1283DisableTransition == null
? null
: chainSpec.Parameters.Eip145Transition;
chainSpec.ConstantinopleFixBlockNumber =
chainSpec.Parameters.Eip1283DisableTransition ?? chainSpec.Parameters.Eip145Transition;
chainSpec.IstanbulBlockNumber = chainSpec.Parameters.Eip2200Transition;
chainSpec.MuirGlacierNumber = chainSpec.Ethash?.DifficultyBombDelays.Count > 2 ?
chainSpec.Ethash?.DifficultyBombDelays.Keys.ToArray()[2]
: null;
chainSpec.BerlinBlockNumber = long.MaxValue - 1;
}
private static void LoadGenesis(ChainSpecJson chainSpecJson, ChainSpec chainSpec)
{
if (chainSpecJson.Genesis == null)
{
return;
}
UInt256 nonce = chainSpecJson.Genesis.Seal.Ethereum?.Nonce ?? 0;
Keccak mixHash = chainSpecJson.Genesis.Seal.Ethereum?.MixHash ?? Keccak.Zero;
byte[] auRaSignature = chainSpecJson.Genesis.Seal.AuthorityRound?.Signature;
long? step = chainSpecJson.Genesis.Seal.AuthorityRound?.Step;
Keccak parentHash = chainSpecJson.Genesis.ParentHash ?? Keccak.Zero;
UInt256 timestamp = chainSpecJson.Genesis.Timestamp;
UInt256 difficulty = chainSpecJson.Genesis.Difficulty;
byte[] extraData = chainSpecJson.Genesis.ExtraData ?? Array.Empty <byte>();
UInt256 gasLimit = chainSpecJson.Genesis.GasLimit;
Address beneficiary = chainSpecJson.Genesis.Author ?? Address.Zero;
UInt256 baseFee = chainSpecJson.Genesis.BaseFeePerGas ?? UInt256.Zero;
if (chainSpecJson.Params.Eip1559Transition != null)
{
baseFee = chainSpecJson.Params.Eip1559Transition == 0
? (chainSpecJson.Genesis.BaseFeePerGas ?? Eip1559Constants.DefaultForkBaseFee)
: UInt256.Zero;
}
BlockHeader genesisHeader = new(
parentHash,
Keccak.OfAnEmptySequenceRlp,
beneficiary,
difficulty,
0,
(long)gasLimit,
timestamp,
extraData);
genesisHeader.Author = beneficiary;
genesisHeader.Hash = Keccak.Zero; // need to run the block to know the actual hash
genesisHeader.Bloom = Bloom.Empty;
genesisHeader.MixHash = mixHash;
genesisHeader.Nonce = (ulong)nonce;
genesisHeader.ReceiptsRoot = Keccak.EmptyTreeHash;
genesisHeader.StateRoot = Keccak.EmptyTreeHash;
genesisHeader.TxRoot = Keccak.EmptyTreeHash;
genesisHeader.BaseFeePerGas = baseFee;
genesisHeader.AuRaStep = step;
genesisHeader.AuRaSignature = auRaSignature;
chainSpec.Genesis = new Block(genesisHeader);
}
private static void LoadBootnodes(ChainSpecJson chainSpecJson, ChainSpec chainSpec)
{
if (chainSpecJson.Nodes == null)
{
chainSpec.Bootnodes = new NetworkNode[0];
return;
}
chainSpec.Bootnodes = new NetworkNode[chainSpecJson.Nodes.Length];
for (int i = 0; i < chainSpecJson.Nodes.Length; i++)
{
chainSpec.Bootnodes[i] = new NetworkNode(chainSpecJson.Nodes[i]);
}
}
private void LoadTransitions(ChainSpecJson chainSpecJson, ChainSpec chainSpec)
{
if (chainSpecJson.Engine?.Ethash != null)
{
chainSpec.HomesteadBlockNumber = chainSpecJson.Engine.Ethash.HomesteadTransition;
chainSpec.DaoForkBlockNumber = chainSpecJson.Engine.Ethash.DaoHardForkTransition;
}
chainSpec.TangerineWhistleBlockNumber = chainSpec.Parameters.Eip150Transition;
chainSpec.SpuriousDragonBlockNumber = chainSpec.Parameters.Eip160Transition;
chainSpec.ByzantiumBlockNumber = chainSpec.Parameters.Eip140Transition;
chainSpec.ConstantinopleBlockNumber = chainSpec.Parameters.Eip145Transition;
chainSpec.ConstantinopleFixBlockNumber = chainSpec.Parameters.Eip1283DisableTransition;
chainSpec.IstanbulBlockNumber = chainSpec.Parameters.Eip2200Transition;
}
private static void LoadGenesis(ChainSpecJson chainSpecJson, ChainSpec chainSpec)
{
if (chainSpecJson.Genesis == null)
{
return;
}
var nonce = chainSpecJson.Genesis.Seal.Ethereum?.Nonce ?? 0;
var mixHash = chainSpecJson.Genesis.Seal.Ethereum?.MixHash ?? Keccak.Zero;
var auRaSignature = chainSpecJson.Genesis.Seal.AuthorityRound?.Signature;
var step = chainSpecJson.Genesis.Seal.AuthorityRound?.Step;
var parentHash = chainSpecJson.Genesis.ParentHash ?? Keccak.Zero;
var timestamp = chainSpecJson.Genesis.Timestamp;
var difficulty = chainSpecJson.Genesis.Difficulty;
var extraData = chainSpecJson.Genesis.ExtraData ?? new byte[0];
var gasLimit = chainSpecJson.Genesis.GasLimit;
var beneficiary = chainSpecJson.Genesis.Author ?? Address.Zero;
BlockHeader genesisHeader = new BlockHeader(
parentHash,
Keccak.OfAnEmptySequenceRlp,
beneficiary,
difficulty,
0,
(long)gasLimit,
timestamp,
extraData);
genesisHeader.Author = beneficiary;
genesisHeader.Hash = Keccak.Zero; // need to run the block to know the actual hash
genesisHeader.Bloom = new Bloom();
genesisHeader.GasUsed = 0;
genesisHeader.MixHash = mixHash;
genesisHeader.Nonce = (ulong)nonce;
genesisHeader.ReceiptsRoot = Keccak.EmptyTreeHash;
genesisHeader.StateRoot = Keccak.EmptyTreeHash;
genesisHeader.TxRoot = Keccak.EmptyTreeHash;
genesisHeader.AuRaStep = step;
genesisHeader.AuRaSignature = auRaSignature;
chainSpec.Genesis = new Block(genesisHeader);
}
private void LoadParameters(ChainSpecJson chainSpecJson, ChainSpec chainSpec)
{
ValidateParams(chainSpecJson.Params);
chainSpec.Parameters = new ChainParameters
{
AccountStartNonce = chainSpecJson.Params.AccountStartNonce ?? UInt256.Zero,
GasLimitBoundDivisor = chainSpecJson.Params.GasLimitBoundDivisor ?? 0x0400,
MaximumExtraDataSize = chainSpecJson.Params.MaximumExtraDataSize ?? 32,
MinGasLimit = chainSpecJson.Params.MinGasLimit ?? 5000,
MaxCodeSize = chainSpecJson.Params.MaxCodeSize ?? long.MaxValue,
MaxCodeSizeTransition = chainSpecJson.Params.MaxCodeSizeTransition ?? 0,
Registrar = chainSpecJson.Params.EnsRegistrar,
ForkBlock = chainSpecJson.Params.ForkBlock,
ForkCanonHash = chainSpecJson.Params.ForkCanonHash,
Eip150Transition = chainSpecJson.Params.Eip150Transition ?? 0,
Eip152Transition = chainSpecJson.Params.Eip152Transition,
Eip160Transition = chainSpecJson.Params.Eip160Transition ?? 0,
Eip161abcTransition = chainSpecJson.Params.Eip161abcTransition ?? 0,
Eip161dTransition = chainSpecJson.Params.Eip161dTransition ?? 0,
Eip155Transition = chainSpecJson.Params.Eip155Transition ?? 0,
Eip140Transition = chainSpecJson.Params.Eip140Transition,
Eip211Transition = chainSpecJson.Params.Eip211Transition,
Eip214Transition = chainSpecJson.Params.Eip214Transition,
Eip658Transition = chainSpecJson.Params.Eip658Transition,
Eip145Transition = chainSpecJson.Params.Eip145Transition,
Eip1014Transition = chainSpecJson.Params.Eip1014Transition,
Eip1052Transition = chainSpecJson.Params.Eip1052Transition,
Eip1108Transition = chainSpecJson.Params.Eip1108Transition,
Eip1283Transition = chainSpecJson.Params.Eip1283Transition,
Eip1283DisableTransition = chainSpecJson.Params.Eip1283DisableTransition,
Eip1283ReenableTransition = chainSpecJson.Params.Eip1283ReenableTransition,
Eip1344Transition = chainSpecJson.Params.Eip1344Transition,
Eip1706Transition = chainSpecJson.Params.Eip1706Transition,
Eip1884Transition = chainSpecJson.Params.Eip1884Transition,
Eip2028Transition = chainSpecJson.Params.Eip2028Transition,
Eip2200Transition = chainSpecJson.Params.Eip2200Transition,
TransactionPermissionContract = chainSpecJson.Params.TransactionPermissionContract,
TransactionPermissionContractTransition = chainSpecJson.Params.TransactionPermissionContractTransition,
ValidateChainIdTransition = chainSpecJson.Params.ValidateChainIdTransition,
ValidateReceiptsTransition = chainSpecJson.Params.ValidateReceiptsTransition,
};
}
private static void LoadAllocations(ChainSpecJson chainSpecJson, ChainSpec chainSpec)
{
if (chainSpecJson.Accounts == null)
{
return;
}
chainSpec.Allocations = new Dictionary <Address, ChainSpecAllocation>();
foreach (KeyValuePair <string, AllocationJson> account in chainSpecJson.Accounts)
{
if (account.Value.BuiltIn != null && account.Value.Balance == UInt256.Zero)
{
continue;
}
chainSpec.Allocations[new Address(account.Key)] = new ChainSpecAllocation(
account.Value.Balance,
account.Value.Code,
account.Value.Constructor);
}
}
private static void LoadTransitions(ChainSpecJson chainSpecJson, ChainSpec chainSpec)
{
if (chainSpecJson.Engine?.Ethash != null)
{
chainSpec.HomesteadBlockNumber = chainSpecJson.Engine.Ethash.HomesteadTransition;
chainSpec.DaoForkBlockNumber = chainSpecJson.Engine.Ethash.DaoHardforkTransition;
}
else
{
chainSpec.HomesteadBlockNumber = 0;
}
chainSpec.TangerineWhistleBlockNumber = chainSpec.Parameters.Eip150Transition;
chainSpec.SpuriousDragonBlockNumber = chainSpec.Parameters.Eip160Transition;
chainSpec.ByzantiumBlockNumber = chainSpec.Parameters.Eip140Transition;
chainSpec.ConstantinopleBlockNumber =
chainSpec.Parameters.Eip1283DisableTransition == null
? null
: chainSpec.Parameters.Eip145Transition;
chainSpec.ConstantinopleFixBlockNumber =
chainSpec.Parameters.Eip1283DisableTransition ?? chainSpec.Parameters.Eip145Transition;
chainSpec.IstanbulBlockNumber = chainSpec.Parameters.Eip2200Transition;
chainSpec.MuirGlacierNumber = chainSpec.Ethash?.DifficultyBombDelays.Count > 2 ?
chainSpec.Ethash?.DifficultyBombDelays.Keys.ToArray()[2]
: null;
chainSpec.BerlinBlockNumber = chainSpec.Parameters.Eip2929Transition ?? (long.MaxValue - 1);
chainSpec.LondonBlockNumber = chainSpec.Parameters.Eip1559Transition ?? (long.MaxValue - 1);
chainSpec.ArrowGlacierBlockNumber = chainSpec.Ethash?.DifficultyBombDelays.Count > 4 ?
chainSpec.Ethash?.DifficultyBombDelays.Keys.ToArray()[4]
: null;
chainSpec.GrayGlacierBlockNumber = chainSpec.Ethash?.DifficultyBombDelays.Count > 5 ?
chainSpec.Ethash?.DifficultyBombDelays.Keys.ToArray()[5]
: null;
chainSpec.ShanghaiBlockNumber = chainSpec.Parameters.Eip1153Transition ?? (long.MaxValue - 1);
// TheMerge parameters
chainSpec.MergeForkIdBlockNumber = chainSpec.Parameters.MergeForkIdTransition;
chainSpec.TerminalPoWBlockNumber = chainSpec.Parameters.TerminalPowBlockNumber;
chainSpec.TerminalTotalDifficulty = chainSpec.Parameters.TerminalTotalDifficulty;
}
public ChainSpec Load(string jsonData)
{
try
{
var chainSpecJson = _serializer.Deserialize <ChainSpecJson>(jsonData);
var chainSpec = new ChainSpec();
chainSpec.ChainId = (int)chainSpecJson.Params.NetworkId;
chainSpec.Name = chainSpecJson.Name;
chainSpec.DataDir = chainSpecJson.DataDir;
LoadGenesis(chainSpecJson, chainSpec);
LoadEngine(chainSpecJson, chainSpec);
LoadAllocations(chainSpecJson, chainSpec);
LoadBootnodes(chainSpecJson, chainSpec);
LoadParameters(chainSpecJson, chainSpec);
LoadTransitions(chainSpecJson, chainSpec);
return(chainSpec);
}
catch (Exception e)
{
throw new InvalidDataException($"Error when loading chainspec ({e.Message})", e);
}
}
private void LoadEngine(ChainSpecJson chainSpecJson, ChainSpec chainSpec)
{
AuRaParameters.Validator LoadValidator(ChainSpecJson.AuRaValidatorJson validatorJson, int level = 0)
{
var validatorType = validatorJson.GetValidatorType();
var validator = new AuRaParameters.Validator()
{
ValidatorType = validatorType
};
switch (validator.ValidatorType)
{
case AuRaParameters.ValidatorType.List:
validator.Addresses = validatorJson.List;
break;
case AuRaParameters.ValidatorType.Contract:
validator.Addresses = new[] { validatorJson.SafeContract };
break;
case AuRaParameters.ValidatorType.ReportingContract:
validator.Addresses = new[] { validatorJson.Contract };
break;
case AuRaParameters.ValidatorType.Multi:
if (level != 0)
{
throw new ArgumentException("AuRa multi validator cannot be inner validator.");
}
validator.Validators = validatorJson.Multi
.ToDictionary(kvp => kvp.Key, kvp => LoadValidator(kvp.Value, level + 1))
.ToImmutableSortedDictionary();
break;
default:
throw new ArgumentOutOfRangeException();
}
return(validator);
}
if (chainSpecJson.Engine?.AuthorityRound != null)
{
chainSpec.SealEngineType = SealEngineType.AuRa;
chainSpec.AuRa = new AuRaParameters
{
MaximumUncleCount = chainSpecJson.Engine.AuthorityRound.MaximumUncleCount,
MaximumUncleCountTransition = chainSpecJson.Engine.AuthorityRound.MaximumUncleCountTransition,
StepDuration = chainSpecJson.Engine.AuthorityRound.StepDuration,
BlockReward = chainSpecJson.Engine.AuthorityRound.BlockReward,
BlockRewardContractAddress = chainSpecJson.Engine.AuthorityRound.BlockRewardContractAddress,
BlockRewardContractTransition = chainSpecJson.Engine.AuthorityRound.BlockRewardContractTransition,
BlockRewardContractTransitions = chainSpecJson.Engine.AuthorityRound.BlockRewardContractTransitions,
ValidateScoreTransition = chainSpecJson.Engine.AuthorityRound.ValidateScoreTransition,
ValidateStepTransition = chainSpecJson.Engine.AuthorityRound.ValidateStepTransition,
Validators = LoadValidator(chainSpecJson.Engine.AuthorityRound.Validator),
RandomnessContractAddress = chainSpecJson.Engine.AuthorityRound.RandomnessContractAddress,
BlockGasLimitContractTransitions = chainSpecJson.Engine.AuthorityRound.BlockGasLimitContractTransitions,
};
}
else if (chainSpecJson.Engine?.Clique != null)
{
chainSpec.SealEngineType = SealEngineType.Clique;
chainSpec.Clique = new CliqueParameters
{
Epoch = chainSpecJson.Engine.Clique.Epoch,
Period = chainSpecJson.Engine.Clique.Period,
Reward = chainSpecJson.Engine.Clique.BlockReward ?? UInt256.Zero
};
}
else if (chainSpecJson.Engine?.Ethash != null)
{
chainSpec.SealEngineType = SealEngineType.Ethash;
chainSpec.Ethash = new EthashParameters
{
MinimumDifficulty = chainSpecJson.Engine.Ethash.MinimumDifficulty ?? 0L,
DifficultyBoundDivisor = chainSpecJson.Engine.Ethash.DifficultyBoundDivisor ?? 0x0800L,
DurationLimit = chainSpecJson.Engine.Ethash.DurationLimit ?? 13L,
HomesteadTransition = chainSpecJson.Engine.Ethash.HomesteadTransition ?? 0,
DaoHardforkTransition = chainSpecJson.Engine.Ethash.DaoHardforkTransition,
DaoHardforkBeneficiary = chainSpecJson.Engine.Ethash.DaoHardforkBeneficiary,
DaoHardforkAccounts = chainSpecJson.Engine.Ethash.DaoHardforkAccounts ?? new Address[0],
Eip100bTransition = chainSpecJson.Engine.Ethash.Eip100bTransition ?? 0L,
BlockRewards = new Dictionary <long, UInt256>()
};
foreach (KeyValuePair <string, UInt256> reward in chainSpecJson.Engine.Ethash.BlockReward)
{
chainSpec.Ethash.BlockRewards.Add(LongConverter.FromString(reward.Key), reward.Value);
}
chainSpec.Ethash.DifficultyBombDelays = new Dictionary <long, long>();
foreach (KeyValuePair <string, long> reward in chainSpecJson.Engine.Ethash.DifficultyBombDelays)
{
chainSpec.Ethash.DifficultyBombDelays.Add(LongConverter.FromString(reward.Key), reward.Value);
}
}
else if (chainSpecJson.Engine?.NethDev != null)
{
chainSpec.SealEngineType = SealEngineType.NethDev;
}
else
{
throw new NotSupportedException("unknown seal engine in chainspec");
}
}
private void LoadParameters(ChainSpecJson chainSpecJson, ChainSpec chainSpec)
{
long?GetTransitionForExpectedPricing(string builtInName, string innerPath, long expectedValue)
{
var allocation = chainSpecJson.Accounts.Values.FirstOrDefault(v => v.BuiltIn?.Name.Equals(builtInName, StringComparison.InvariantCultureIgnoreCase) == true);
if (allocation != null)
{
var pricing = allocation.BuiltIn.Pricing.Where(o => o.Value.SelectToken(innerPath)?.Value <long>() == expectedValue).ToArray();
if (pricing.Length > 0)
{
return(long.Parse(pricing[0].Key));
}
}
return(null);
}
ValidateParams(chainSpecJson.Params);
chainSpec.Parameters = new ChainParameters
{
AccountStartNonce = chainSpecJson.Params.AccountStartNonce ?? UInt256.Zero,
GasLimitBoundDivisor = chainSpecJson.Params.GasLimitBoundDivisor ?? 0x0400,
MaximumExtraDataSize = chainSpecJson.Params.MaximumExtraDataSize ?? 32,
MinGasLimit = chainSpecJson.Params.MinGasLimit ?? 5000,
MaxCodeSize = chainSpecJson.Params.MaxCodeSize ?? long.MaxValue,
MaxCodeSizeTransition = chainSpecJson.Params.MaxCodeSizeTransition ?? 0,
Registrar = chainSpecJson.Params.EnsRegistrar,
ForkBlock = chainSpecJson.Params.ForkBlock,
ForkCanonHash = chainSpecJson.Params.ForkCanonHash,
Eip7Transition = chainSpecJson.Params.Eip7Transition,
Eip150Transition = chainSpecJson.Params.Eip150Transition ?? 0,
Eip152Transition = chainSpecJson.Params.Eip152Transition,
Eip160Transition = chainSpecJson.Params.Eip160Transition ?? 0,
Eip161abcTransition = chainSpecJson.Params.Eip161abcTransition ?? 0,
Eip161dTransition = chainSpecJson.Params.Eip161dTransition ?? 0,
Eip155Transition = chainSpecJson.Params.Eip155Transition ?? 0,
Eip140Transition = chainSpecJson.Params.Eip140Transition,
Eip211Transition = chainSpecJson.Params.Eip211Transition,
Eip214Transition = chainSpecJson.Params.Eip214Transition,
Eip658Transition = chainSpecJson.Params.Eip658Transition,
Eip145Transition = chainSpecJson.Params.Eip145Transition,
Eip1014Transition = chainSpecJson.Params.Eip1014Transition,
Eip1052Transition = chainSpecJson.Params.Eip1052Transition,
Eip1108Transition = chainSpecJson.Params.Eip1108Transition,
Eip1283Transition = chainSpecJson.Params.Eip1283Transition,
Eip1283DisableTransition = chainSpecJson.Params.Eip1283DisableTransition,
Eip1283ReenableTransition = chainSpecJson.Params.Eip1283ReenableTransition,
Eip1344Transition = chainSpecJson.Params.Eip1344Transition,
Eip1706Transition = chainSpecJson.Params.Eip1706Transition,
Eip1884Transition = chainSpecJson.Params.Eip1884Transition,
Eip2028Transition = chainSpecJson.Params.Eip2028Transition,
Eip2200Transition = chainSpecJson.Params.Eip2200Transition,
Eip1559Transition = chainSpecJson.Params.Eip1559Transition,
Eip1559MigrationDuration = chainSpecJson.Params.Eip1559MigrationDuration,
Eip2315Transition = chainSpecJson.Params.Eip2315Transition,
Eip2537Transition = chainSpecJson.Params.Eip2537Transition,
Eip2565Transition = chainSpecJson.Params.Eip2565Transition,
Eip2718Transition = chainSpecJson.Params.Eip2718Transition,
Eip2929Transition = chainSpecJson.Params.Eip2929Transition,
Eip2930Transition = chainSpecJson.Params.Eip2930Transition,
TransactionPermissionContract = chainSpecJson.Params.TransactionPermissionContract,
TransactionPermissionContractTransition = chainSpecJson.Params.TransactionPermissionContractTransition,
ValidateChainIdTransition = chainSpecJson.Params.ValidateChainIdTransition,
ValidateReceiptsTransition = chainSpecJson.Params.ValidateReceiptsTransition,
};
chainSpec.Parameters.Eip152Transition ??= GetTransitionForExpectedPricing("blake2_f", "price.blake2_f.gas_per_round", 1);
chainSpec.Parameters.Eip1108Transition ??= GetTransitionForExpectedPricing("alt_bn128_add", "price.alt_bn128_const_operations.price", 150)
?? GetTransitionForExpectedPricing("alt_bn128_mul", "price.alt_bn128_const_operations.price", 6000)
?? GetTransitionForExpectedPricing("alt_bn128_pairing", "price.alt_bn128_pairing.base", 45000);
}
private void LoadParameters(ChainSpecJson chainSpecJson, ChainSpec chainSpec)
{
long?GetTransitions(string builtInName, Predicate <KeyValuePair <string, JObject> > predicate)
{
var allocation = chainSpecJson.Accounts.Values.FirstOrDefault(v => v.BuiltIn?.Name.Equals(builtInName, StringComparison.InvariantCultureIgnoreCase) == true);
if (allocation == null)
{
return(null);
}
KeyValuePair <string, JObject>[] pricing = allocation.BuiltIn.Pricing.Where(o => predicate(o)).ToArray();
if (pricing.Length > 0)
{
string key = pricing[0].Key;
return(long.TryParse(key, out long transition) ? transition : Convert.ToInt64(key, 16));
}
return(null);
}
long?GetTransitionForExpectedPricing(string builtInName, string innerPath, long expectedValue)
{
bool GetForExpectedPricing(KeyValuePair <string, JObject> o) => o.Value.SelectToken(innerPath)?.Value <long>() == expectedValue;
return(GetTransitions(builtInName, GetForExpectedPricing));
}
long?GetTransitionIfInnerPathExists(string builtInName, string innerPath)
{
bool GetForInnerPathExistence(KeyValuePair <string, JObject> o) => o.Value.SelectToken(innerPath) != null;
return(GetTransitions(builtInName, GetForInnerPathExistence));
}
ValidateParams(chainSpecJson.Params);
chainSpec.Parameters = new ChainParameters
{
AccountStartNonce = chainSpecJson.Params.AccountStartNonce ?? UInt256.Zero,
GasLimitBoundDivisor = chainSpecJson.Params.GasLimitBoundDivisor ?? 0x0400,
MaximumExtraDataSize = chainSpecJson.Params.MaximumExtraDataSize ?? 32,
MinGasLimit = chainSpecJson.Params.MinGasLimit ?? 5000,
MaxCodeSize = chainSpecJson.Params.MaxCodeSize ?? long.MaxValue,
MaxCodeSizeTransition = chainSpecJson.Params.MaxCodeSizeTransition ?? 0,
Registrar = chainSpecJson.Params.EnsRegistrar,
ForkBlock = chainSpecJson.Params.ForkBlock,
ForkCanonHash = chainSpecJson.Params.ForkCanonHash,
Eip7Transition = chainSpecJson.Params.Eip7Transition,
Eip150Transition = chainSpecJson.Params.Eip150Transition ?? 0,
Eip152Transition = chainSpecJson.Params.Eip152Transition,
Eip160Transition = chainSpecJson.Params.Eip160Transition ?? 0,
Eip161abcTransition = chainSpecJson.Params.Eip161abcTransition ?? 0,
Eip161dTransition = chainSpecJson.Params.Eip161dTransition ?? 0,
Eip155Transition = chainSpecJson.Params.Eip155Transition ?? 0,
Eip140Transition = chainSpecJson.Params.Eip140Transition,
Eip211Transition = chainSpecJson.Params.Eip211Transition,
Eip214Transition = chainSpecJson.Params.Eip214Transition,
Eip658Transition = chainSpecJson.Params.Eip658Transition,
Eip145Transition = chainSpecJson.Params.Eip145Transition,
Eip1014Transition = chainSpecJson.Params.Eip1014Transition,
Eip1052Transition = chainSpecJson.Params.Eip1052Transition,
Eip1108Transition = chainSpecJson.Params.Eip1108Transition,
Eip1283Transition = chainSpecJson.Params.Eip1283Transition,
Eip1283DisableTransition = chainSpecJson.Params.Eip1283DisableTransition,
Eip1283ReenableTransition = chainSpecJson.Params.Eip1283ReenableTransition,
Eip1344Transition = chainSpecJson.Params.Eip1344Transition,
Eip1706Transition = chainSpecJson.Params.Eip1706Transition,
Eip1884Transition = chainSpecJson.Params.Eip1884Transition,
Eip2028Transition = chainSpecJson.Params.Eip2028Transition,
Eip2200Transition = chainSpecJson.Params.Eip2200Transition,
Eip1559Transition = chainSpecJson.Params.Eip1559Transition,
Eip2315Transition = chainSpecJson.Params.Eip2315Transition,
Eip2537Transition = chainSpecJson.Params.Eip2537Transition,
Eip2565Transition = chainSpecJson.Params.Eip2565Transition,
Eip2929Transition = chainSpecJson.Params.Eip2929Transition,
Eip2930Transition = chainSpecJson.Params.Eip2930Transition,
Eip3198Transition = chainSpecJson.Params.Eip3198Transition,
Eip3541Transition = chainSpecJson.Params.Eip3541Transition,
Eip3529Transition = chainSpecJson.Params.Eip3529Transition,
Eip3607Transition = chainSpecJson.Params.Eip3607Transition,
TransactionPermissionContract = chainSpecJson.Params.TransactionPermissionContract,
TransactionPermissionContractTransition = chainSpecJson.Params.TransactionPermissionContractTransition,
ValidateChainIdTransition = chainSpecJson.Params.ValidateChainIdTransition,
ValidateReceiptsTransition = chainSpecJson.Params.ValidateReceiptsTransition,
Eip1559ElasticityMultiplier = chainSpecJson.Params.Eip1559ElasticityMultiplier ?? Eip1559Constants.ElasticityMultiplier,
Eip1559BaseFeeInitialValue = chainSpecJson.Params.Eip1559BaseFeeInitialValue ?? Eip1559Constants.ForkBaseFee,
Eip1559BaseFeeMaxChangeDenominator = chainSpecJson.Params.Eip1559BaseFeeMaxChangeDenominator ??
Eip1559Constants.BaseFeeMaxChangeDenominator,
Eip1559FeeCollector = chainSpecJson.Params.Eip1559FeeCollector,
Eip1559FeeCollectorTransition = chainSpecJson.Params.Eip1559FeeCollectorTransition,
Eip1559BaseFeeMinValueTransition = chainSpecJson.Params.Eip1559BaseFeeMinValueTransition,
Eip1559BaseFeeMinValue = chainSpecJson.Params.Eip1559BaseFeeMinValue,
};
chainSpec.Parameters.Eip152Transition ??= GetTransitionForExpectedPricing("blake2_f", "price.blake2_f.gas_per_round", 1);
chainSpec.Parameters.Eip1108Transition ??= GetTransitionForExpectedPricing("alt_bn128_add", "price.alt_bn128_const_operations.price", 150)
?? GetTransitionForExpectedPricing("alt_bn128_mul", "price.alt_bn128_const_operations.price", 6000)
?? GetTransitionForExpectedPricing("alt_bn128_pairing", "price.alt_bn128_pairing.base", 45000);
chainSpec.Parameters.Eip2565Transition ??= GetTransitionIfInnerPathExists("modexp", "price.modexp2565");
Eip1559Constants.ElasticityMultiplier = chainSpec.Parameters.Eip1559ElasticityMultiplier;
Eip1559Constants.ForkBaseFee = chainSpec.Parameters.Eip1559BaseFeeInitialValue;
Eip1559Constants.BaseFeeMaxChangeDenominator = chainSpec.Parameters.Eip1559BaseFeeMaxChangeDenominator;
}
private static void LoadEngine(ChainSpecJson chainSpecJson, ChainSpec chainSpec)
{
