571 lines
20 KiB
Nim
571 lines
20 KiB
Nim
# Nimbus
|
|
# Copyright (c) 2021-2024 Status Research & Development GmbH
|
|
# Licensed under either of
|
|
# * Apache License, version 2.0, ([LICENSE-APACHE](LICENSE-APACHE))
|
|
# * MIT license ([LICENSE-MIT](LICENSE-MIT))
|
|
# at your option.
|
|
# This file may not be copied, modified, or distributed except according to
|
|
# those terms.
|
|
|
|
{.push raises: [].}
|
|
|
|
import
|
|
std/[tables, strutils, times, macros],
|
|
eth/[common, rlp, p2p], stint, stew/[byteutils],
|
|
json_serialization, chronicles,
|
|
json_serialization/stew/results,
|
|
json_serialization/lexer,
|
|
"."/[genesis_alloc, hardforks]
|
|
|
|
export
|
|
tables, hardforks
|
|
|
|
type
|
|
Genesis* = ref object
|
|
nonce* : BlockNonce
|
|
timestamp* : EthTime
|
|
extraData* : seq[byte]
|
|
gasLimit* : GasInt
|
|
difficulty* : DifficultyInt
|
|
mixHash* : Hash256
|
|
coinbase* : EthAddress
|
|
alloc* : GenesisAlloc
|
|
number* : BlockNumber
|
|
gasUser* : GasInt
|
|
parentHash* : Hash256
|
|
baseFeePerGas*: Opt[UInt256] # EIP-1559
|
|
blobGasUsed* : Opt[uint64] # EIP-4844
|
|
excessBlobGas*: Opt[uint64] # EIP-4844
|
|
parentBeaconBlockRoot*: Opt[Hash256] # EIP-4788
|
|
|
|
GenesisAlloc* = Table[EthAddress, GenesisAccount]
|
|
GenesisStorage* = Table[UInt256, UInt256]
|
|
GenesisAccount* = object
|
|
code* : seq[byte]
|
|
storage*: GenesisStorage
|
|
balance*: UInt256
|
|
nonce* : AccountNonce
|
|
|
|
NetworkParams* = object
|
|
config* : ChainConfig
|
|
genesis*: Genesis
|
|
|
|
const
|
|
CustomNet* = 0.NetworkId
|
|
# these are public network id
|
|
MainNet* = 1.NetworkId
|
|
SepoliaNet* = 11155111.NetworkId
|
|
HoleskyNet* = 17000.NetworkId
|
|
|
|
createJsonFlavor JGenesis,
|
|
automaticObjectSerialization = false,
|
|
requireAllFields = false,
|
|
omitOptionalFields = true,
|
|
allowUnknownFields = true,
|
|
skipNullFields = true
|
|
|
|
template derefType(T: type): untyped =
|
|
typeof(T()[])
|
|
|
|
NetworkParams.useDefaultReaderIn JGenesis
|
|
GenesisAccount.useDefaultReaderIn JGenesis
|
|
derefType(Genesis).useDefaultReaderIn JGenesis
|
|
derefType(ChainConfig).useDefaultReaderIn JGenesis
|
|
|
|
# ------------------------------------------------------------------------------
|
|
# Private helper functions
|
|
# ------------------------------------------------------------------------------
|
|
|
|
# used by chronicles json writer
|
|
proc writeValue(writer: var JsonWriter, value: Opt[EthTime])
|
|
{.gcsafe, raises: [IOError].} =
|
|
mixin writeValue
|
|
|
|
if value.isSome:
|
|
writer.writeValue value.get.uint64
|
|
else:
|
|
writer.writeValue JsonString("null")
|
|
|
|
type
|
|
Slots = object
|
|
key: UInt256
|
|
val: UInt256
|
|
|
|
Misc = object
|
|
nonce: uint64
|
|
code : seq[byte]
|
|
storage: seq[Slots]
|
|
|
|
AddressBalance = object
|
|
address: EthAddress
|
|
account: GenesisAccount
|
|
|
|
proc read*(rlp: var Rlp, T: type AddressBalance): T {.gcsafe, raises: [RlpError].}=
|
|
let listLen = rlp.listLen
|
|
rlp.tryEnterList()
|
|
let val = rlp.read(UInt256).toBytesBE()
|
|
result.address[0..^1] = val.toOpenArray(12, val.high)
|
|
result.account.balance = rlp.read(UInt256)
|
|
if listLen == 3:
|
|
var misc = rlp.read(Misc)
|
|
result.account.nonce = misc.nonce
|
|
result.account.code = system.move(misc.code)
|
|
for x in misc.storage:
|
|
result.account.storage[x.key] = x.val
|
|
|
|
proc append*(w: var RlpWriter, ab: AddressBalance) =
|
|
var listLen = 2
|
|
if ab.account.storage.len > 0 or
|
|
ab.account.nonce != 0.AccountNonce or
|
|
ab.account.code.len > 0:
|
|
inc listLen
|
|
|
|
w.startList(listLen)
|
|
var tmp: array[32, byte]
|
|
tmp[12..^1] = ab.address[0..^1]
|
|
var val = UInt256.fromBytesBE(tmp)
|
|
w.append(val)
|
|
w.append(ab.account.balance)
|
|
if listLen == 3:
|
|
var misc: Misc
|
|
misc.nonce = ab.account.nonce
|
|
misc.code = ab.account.code
|
|
for k, v in ab.account.storage:
|
|
misc.storage.add Slots(key:k, val: v)
|
|
w.append(misc)
|
|
|
|
proc append*(w: var RlpWriter, ga: GenesisAlloc) =
|
|
var list: seq[AddressBalance]
|
|
for k, v in ga:
|
|
list.add AddressBalance(
|
|
address: k, account: v
|
|
)
|
|
w.append(list)
|
|
|
|
func decodePrealloc*(data: seq[byte]): GenesisAlloc
|
|
{.gcsafe, raises: [RlpError].} =
|
|
for tup in rlp.decode(data, seq[AddressBalance]):
|
|
result[tup.address] = tup.account
|
|
|
|
# borrowed from `lexer.hexCharValue()` :)
|
|
func fromHex(c: char): int =
|
|
case c
|
|
of '0'..'9': ord(c) - ord('0')
|
|
of 'a'..'f': ord(c) - ord('a') + 10
|
|
of 'A'..'F': ord(c) - ord('A') + 10
|
|
else: -1
|
|
|
|
template wrapError(body: untyped) =
|
|
try:
|
|
body
|
|
except ValueError as ex:
|
|
raiseUnexpectedValue(reader, ex.msg)
|
|
|
|
proc readValue(reader: var JsonReader[JGenesis], value: var UInt256)
|
|
{.gcsafe, raises: [SerializationError, IOError].} =
|
|
## Mixin for `JGenesis.loadFile()`. Note that this driver applies the same
|
|
## to `BlockNumber` fields as well as generic `UInt265` fields like the
|
|
## account `balance`.
|
|
var (accu, ok) = (0.u256, true)
|
|
let tokKind = reader.tokKind
|
|
if tokKind == JsonValueKind.Number:
|
|
try:
|
|
reader.customIntValueIt:
|
|
accu = accu * 10 + it.u256
|
|
except CatchableError:
|
|
ok = false
|
|
elif tokKind == JsonValueKind.String:
|
|
try:
|
|
var (sLen, base) = (0, 10)
|
|
reader.customStringValueIt:
|
|
if ok:
|
|
var num = it.fromHex
|
|
if base <= num:
|
|
ok = false # cannot be larger than base
|
|
elif sLen < 2:
|
|
if 0 <= num:
|
|
accu = accu * base.u256 + num.u256
|
|
elif sLen == 1 and it in {'x', 'X'}:
|
|
base = 16 # handle "0x" prefix
|
|
else:
|
|
ok = false
|
|
sLen.inc
|
|
elif num < 0:
|
|
ok = false # not a hex digit
|
|
elif base == 10:
|
|
accu = accu * 10 + num.u256
|
|
else:
|
|
accu = accu * 16 + num.u256
|
|
except CatchableError:
|
|
reader.raiseUnexpectedValue("numeric string parse error")
|
|
else:
|
|
reader.raiseUnexpectedValue("expect int or hex/int string")
|
|
if not ok:
|
|
reader.raiseUnexpectedValue("Uint256 parse error")
|
|
value = accu
|
|
|
|
proc readValue(reader: var JsonReader[JGenesis], value: var ChainId)
|
|
{.gcsafe, raises: [SerializationError, IOError].} =
|
|
value = reader.readValue(int).ChainId
|
|
|
|
proc readValue(reader: var JsonReader[JGenesis], value: var Hash256)
|
|
{.gcsafe, raises: [SerializationError, IOError].} =
|
|
value = Hash256.fromHex(reader.readValue(string))
|
|
|
|
proc readValue(reader: var JsonReader[JGenesis], value: var BlockNonce)
|
|
{.gcsafe, raises: [SerializationError, IOError].} =
|
|
wrapError:
|
|
value = fromHex[uint64](reader.readValue(string)).toBlockNonce
|
|
|
|
# genesis timestamp is in hex/dec
|
|
proc readValue(reader: var JsonReader[JGenesis], value: var EthTime)
|
|
{.gcsafe, raises: [SerializationError, IOError].} =
|
|
wrapError:
|
|
let data = reader.readValue(string)
|
|
if data.len > 2 and data[1] == 'x':
|
|
value = fromHex[int64](data).EthTime
|
|
else:
|
|
# TODO: use safer uint64 parser
|
|
value = parseInt(data).EthTime
|
|
|
|
# but shanghaiTime and cancunTime in config is in int literal
|
|
proc readValue(reader: var JsonReader[JGenesis], value: var Opt[EthTime])
|
|
{.gcsafe, raises: [IOError, JsonReaderError].} =
|
|
if reader.tokKind == JsonValueKind.Null:
|
|
reset value
|
|
reader.parseNull()
|
|
else:
|
|
# both readValue(GasInt/AccountNonce) will be called if
|
|
# we use readValue(int64/uint64)
|
|
let val = EthTime reader.parseInt(uint64)
|
|
value = Opt.some val
|
|
|
|
proc readValue(reader: var JsonReader[JGenesis], value: var seq[byte])
|
|
{.gcsafe, raises: [SerializationError, IOError].} =
|
|
wrapError:
|
|
value = hexToSeqByte(reader.readValue(string))
|
|
|
|
proc readValue(reader: var JsonReader[JGenesis], value: var EthAddress)
|
|
{.gcsafe, raises: [SerializationError, IOError].} =
|
|
wrapError:
|
|
value = parseAddress(reader.readValue(string))
|
|
|
|
proc readValue(reader: var JsonReader[JGenesis], value: var uint64)
|
|
{.gcsafe, raises: [SerializationError, IOError].} =
|
|
wrapError:
|
|
if reader.tokKind == JsonValueKind.Number:
|
|
value = reader.parseInt(uint64)
|
|
else:
|
|
let data = reader.readValue(string)
|
|
if data.len > 2 and data[1] == 'x':
|
|
value = fromHex[uint64](data)
|
|
else:
|
|
# TODO: use safer uint64 parser
|
|
value = parseInt(data).uint64
|
|
|
|
proc readValue(reader: var JsonReader[JGenesis], value: var GenesisStorage)
|
|
{.gcsafe, raises: [SerializationError, IOError].} =
|
|
wrapError:
|
|
for key in reader.readObjectFields:
|
|
value[UInt256.fromHex(key)] = reader.readValue(UInt256)
|
|
|
|
proc readValue(reader: var JsonReader[JGenesis], value: var GenesisAlloc)
|
|
{.gcsafe, raises: [SerializationError, IOError].} =
|
|
wrapError:
|
|
for key in reader.readObjectFields:
|
|
value[parseAddress(key)] = reader.readValue(GenesisAccount)
|
|
|
|
macro fillArrayOfBlockNumberBasedForkOptionals(conf, tmp: typed): untyped =
|
|
result = newStmtList()
|
|
for i, x in forkBlockField:
|
|
let fieldIdent = newIdentNode(x)
|
|
result.add quote do:
|
|
`tmp`[`i`] = BlockNumberBasedForkOptional(
|
|
number : `conf`.`fieldIdent`,
|
|
name : `x`)
|
|
|
|
macro fillArrayOfTimeBasedForkOptionals(conf, tmp: typed): untyped =
|
|
result = newStmtList()
|
|
for i, x in forkTimeField:
|
|
let fieldIdent = newIdentNode(x)
|
|
result.add quote do:
|
|
`tmp`[`i`] = TimeBasedForkOptional(
|
|
time : `conf`.`fieldIdent`,
|
|
name : `x`)
|
|
|
|
# ------------------------------------------------------------------------------
|
|
# Public functions
|
|
# ------------------------------------------------------------------------------
|
|
|
|
func toHardFork*(map: ForkTransitionTable, forkDeterminer: ForkDeterminationInfo): HardFork =
|
|
for fork in countdown(HardFork.high, HardFork.low):
|
|
if isGTETransitionThreshold(map, forkDeterminer, fork):
|
|
return fork
|
|
|
|
# should always have a match
|
|
doAssert(false, "unreachable code")
|
|
|
|
proc validateChainConfig*(conf: ChainConfig): bool =
|
|
result = true
|
|
|
|
if conf.mergeNetsplitBlock.isSome:
|
|
# geth compatibility
|
|
conf.mergeForkBlock = conf.mergeNetsplitBlock
|
|
|
|
# FIXME: factor this to remove the duplication between the
|
|
# block-based ones and the time-based ones.
|
|
|
|
var blockNumberBasedForkOptionals: array[forkBlockField.len, BlockNumberBasedForkOptional]
|
|
fillArrayOfBlockNumberBasedForkOptionals(conf, blockNumberBasedForkOptionals)
|
|
|
|
var timeBasedForkOptionals: array[forkTimeField.len, TimeBasedForkOptional]
|
|
fillArrayOfTimeBasedForkOptionals(conf, timeBasedForkOptionals)
|
|
|
|
var lastBlockNumberBasedFork = blockNumberBasedForkOptionals[0]
|
|
for i in 1..<blockNumberBasedForkOptionals.len:
|
|
let cur = blockNumberBasedForkOptionals[i]
|
|
|
|
if lastBlockNumberBasedFork.number.isSome and cur.number.isSome:
|
|
if lastBlockNumberBasedFork.number.get > cur.number.get:
|
|
error "Unsupported fork ordering",
|
|
lastFork=lastBlockNumberBasedFork.name,
|
|
lastNumber=lastBlockNumberBasedFork.number,
|
|
curFork=cur.name,
|
|
curNumber=cur.number
|
|
return false
|
|
|
|
# If it was optional and not set, then ignore it
|
|
if cur.number.isSome:
|
|
lastBlockNumberBasedFork = cur
|
|
|
|
# TODO: check to make sure the timestamps are all past the
|
|
# block numbers?
|
|
|
|
var lastTimeBasedFork = timeBasedForkOptionals[0]
|
|
for i in 1..<timeBasedForkOptionals.len:
|
|
let cur = timeBasedForkOptionals[i]
|
|
|
|
if lastTimeBasedFork.time.isSome and cur.time.isSome:
|
|
if lastTimeBasedFork.time.get > cur.time.get:
|
|
error "Unsupported fork ordering",
|
|
lastFork=lastTimeBasedFork.name,
|
|
lastTime=lastTimeBasedFork.time,
|
|
curFork=cur.name,
|
|
curTime=cur.time
|
|
return false
|
|
|
|
# If it was optional and not set, then ignore it
|
|
if cur.time.isSome:
|
|
lastTimeBasedFork = cur
|
|
|
|
proc parseGenesis*(data: string): Genesis
|
|
{.gcsafe.} =
|
|
try:
|
|
result = JGenesis.decode(data, Genesis, allowUnknownFields = true)
|
|
except JsonReaderError as e:
|
|
error "Invalid genesis config file format", msg=e.formatMsg("")
|
|
return nil
|
|
except CatchableError as e:
|
|
error "Error loading genesis data",
|
|
exception = e.name, msg = e.msg
|
|
return nil
|
|
|
|
proc parseGenesisFile*(fileName: string): Genesis
|
|
{.gcsafe.} =
|
|
try:
|
|
result = JGenesis.loadFile(fileName, Genesis, allowUnknownFields = true)
|
|
except IOError as e:
|
|
error "Genesis I/O error", fileName, msg=e.msg
|
|
return nil
|
|
except JsonReaderError as e:
|
|
error "Invalid genesis config file format", msg=e.formatMsg("")
|
|
return nil
|
|
except CatchableError as e:
|
|
error "Error loading genesis file",
|
|
fileName, exception = e.name, msg = e.msg
|
|
return nil
|
|
|
|
proc validateNetworkParams(params: var NetworkParams, input: string, inputIsFile: bool): bool =
|
|
if params.genesis.isNil:
|
|
# lets try with geth's format
|
|
let genesis = if inputIsFile: parseGenesisFile(input)
|
|
else: parseGenesis(input)
|
|
if genesis.isNil:
|
|
return false
|
|
params.genesis = genesis
|
|
|
|
if params.config.isNil:
|
|
warn "Loaded custom network contains no 'config' data"
|
|
params.config = ChainConfig()
|
|
|
|
validateChainConfig(params.config)
|
|
|
|
proc loadNetworkParams*(fileName: string, params: var NetworkParams):
|
|
bool =
|
|
try:
|
|
params = JGenesis.loadFile(fileName, NetworkParams, allowUnknownFields = true)
|
|
except IOError as e:
|
|
error "Network params I/O error", fileName, msg=e.msg
|
|
return false
|
|
except JsonReaderError as e:
|
|
error "Invalid network params file format", fileName, msg=e.formatMsg("")
|
|
return false
|
|
except CatchableError as e:
|
|
error "Error loading network params file",
|
|
fileName, exception = e.name, msg = e.msg
|
|
return false
|
|
|
|
validateNetworkParams(params, fileName, true)
|
|
|
|
proc decodeNetworkParams*(jsonString: string, params: var NetworkParams): bool =
|
|
try:
|
|
params = JGenesis.decode(jsonString, NetworkParams, allowUnknownFields = true)
|
|
except JsonReaderError as e:
|
|
error "Invalid network params format", msg=e.formatMsg("")
|
|
return false
|
|
except CatchableError:
|
|
var msg = getCurrentExceptionMsg()
|
|
error "Error decoding network params", msg
|
|
return false
|
|
|
|
validateNetworkParams(params, jsonString, false)
|
|
|
|
proc parseGenesisAlloc*(data: string, ga: var GenesisAlloc): bool
|
|
{.gcsafe, raises: [CatchableError].} =
|
|
try:
|
|
ga = JGenesis.decode(data, GenesisAlloc, allowUnknownFields = true)
|
|
except JsonReaderError as e:
|
|
error "Invalid genesis config file format", msg=e.formatMsg("")
|
|
return false
|
|
|
|
return true
|
|
|
|
func chainConfigForNetwork*(id: NetworkId): ChainConfig =
|
|
# For some public networks, NetworkId and ChainId value are identical
|
|
# but that is not always the case
|
|
|
|
result = case id
|
|
of MainNet:
|
|
const mainNetTTD = parse("58750000000000000000000",UInt256)
|
|
ChainConfig(
|
|
consensusType: ConsensusType.POW,
|
|
chainId: MainNet.ChainId,
|
|
# Genesis (Frontier): # 2015-07-30 15:26:13 UTC
|
|
# Frontier Thawing: 200_000.BlockNumber, # 2015-09-07 21:33:09 UTC
|
|
homesteadBlock: Opt.some(1_150_000.BlockNumber), # 2016-03-14 18:49:53 UTC
|
|
daoForkBlock: Opt.some(1_920_000.BlockNumber), # 2016-07-20 13:20:40 UTC
|
|
daoForkSupport: true,
|
|
eip150Block: Opt.some(2_463_000.BlockNumber), # 2016-10-18 13:19:31 UTC
|
|
eip150Hash: toDigest("2086799aeebeae135c246c65021c82b4e15a2c451340993aacfd2751886514f0"),
|
|
eip155Block: Opt.some(2_675_000.BlockNumber), # Same as EIP-158
|
|
eip158Block: Opt.some(2_675_000.BlockNumber), # 2016-11-22 16:15:44 UTC
|
|
byzantiumBlock: Opt.some(4_370_000.BlockNumber), # 2017-10-16 05:22:11 UTC
|
|
constantinopleBlock: Opt.some(7_280_000.BlockNumber), # Skipped on Mainnet
|
|
petersburgBlock: Opt.some(7_280_000.BlockNumber), # 2019-02-28 19:52:04 UTC
|
|
istanbulBlock: Opt.some(9_069_000.BlockNumber), # 2019-12-08 00:25:09 UTC
|
|
muirGlacierBlock: Opt.some(9_200_000.BlockNumber), # 2020-01-02 08:30:49 UTC
|
|
berlinBlock: Opt.some(12_244_000.BlockNumber), # 2021-04-15 10:07:03 UTC
|
|
londonBlock: Opt.some(12_965_000.BlockNumber), # 2021-08-05 12:33:42 UTC
|
|
arrowGlacierBlock: Opt.some(13_773_000.BlockNumber), # 2021-12-09 19:55:23 UTC
|
|
grayGlacierBlock: Opt.some(15_050_000.BlockNumber), # 2022-06-30 10:54:04 UTC
|
|
terminalTotalDifficulty: Opt.some(mainNetTTD),
|
|
shanghaiTime: Opt.some(1_681_338_455.EthTime), # 2023-04-12 10:27:35 UTC
|
|
cancunTime: Opt.some(1_710_338_135.EthTime), # 2024-03-13 13:55:35 UTC
|
|
)
|
|
of SepoliaNet:
|
|
const sepoliaTTD = parse("17000000000000000",UInt256)
|
|
ChainConfig(
|
|
consensusType: ConsensusType.POW,
|
|
chainId: SepoliaNet.ChainId,
|
|
homesteadBlock: Opt.some(0.BlockNumber),
|
|
daoForkSupport: false,
|
|
eip150Block: Opt.some(0.BlockNumber),
|
|
eip150Hash: toDigest("0000000000000000000000000000000000000000000000000000000000000000"),
|
|
eip155Block: Opt.some(0.BlockNumber),
|
|
eip158Block: Opt.some(0.BlockNumber),
|
|
byzantiumBlock: Opt.some(0.BlockNumber),
|
|
constantinopleBlock: Opt.some(0.BlockNumber),
|
|
petersburgBlock: Opt.some(0.BlockNumber),
|
|
istanbulBlock: Opt.some(0.BlockNumber),
|
|
muirGlacierBlock: Opt.some(0.BlockNumber),
|
|
berlinBlock: Opt.some(0.BlockNumber),
|
|
londonBlock: Opt.some(0.BlockNumber),
|
|
mergeForkBlock: Opt.some(1450409.BlockNumber),
|
|
terminalTotalDifficulty: Opt.some(sepoliaTTD),
|
|
shanghaiTime: Opt.some(1_677_557_088.EthTime),
|
|
cancunTime: Opt.some(1_706_655_072.EthTime), # 2024-01-30 22:51:12
|
|
)
|
|
of HoleskyNet:
|
|
ChainConfig(
|
|
consensusType: ConsensusType.POS,
|
|
chainId: HoleskyNet.ChainId,
|
|
homesteadBlock: Opt.some(0.BlockNumber),
|
|
eip150Block: Opt.some(0.BlockNumber),
|
|
eip155Block: Opt.some(0.BlockNumber),
|
|
eip158Block: Opt.some(0.BlockNumber),
|
|
byzantiumBlock: Opt.some(0.BlockNumber),
|
|
constantinopleBlock: Opt.some(0.BlockNumber),
|
|
petersburgBlock: Opt.some(0.BlockNumber),
|
|
istanbulBlock: Opt.some(0.BlockNumber),
|
|
berlinBlock: Opt.some(0.BlockNumber),
|
|
londonBlock: Opt.some(0.BlockNumber),
|
|
mergeForkBlock: Opt.some(0.BlockNumber),
|
|
terminalTotalDifficulty: Opt.some(0.u256),
|
|
terminalTotalDifficultyPassed: Opt.some(true),
|
|
shanghaiTime: Opt.some(1_696_000_704.EthTime),
|
|
cancunTime: Opt.some(1_707_305_664.EthTime), # 2024-02-07 11:34:24
|
|
)
|
|
else:
|
|
ChainConfig()
|
|
|
|
func genesisBlockForNetwork*(id: NetworkId): Genesis
|
|
{.gcsafe, raises: [ValueError, RlpError].} =
|
|
result = case id
|
|
of MainNet:
|
|
Genesis(
|
|
nonce: 66.toBlockNonce,
|
|
extraData: hexToSeqByte("0x11bbe8db4e347b4e8c937c1c8370e4b5ed33adb3db69cbdb7a38e1e50b1b82fa"),
|
|
gasLimit: 5000,
|
|
difficulty: 17179869184.u256,
|
|
alloc: decodePrealloc(mainnetAllocData)
|
|
)
|
|
of SepoliaNet:
|
|
Genesis(
|
|
nonce: 0.toBlockNonce,
|
|
timestamp: EthTime(0x6159af19),
|
|
extraData: hexToSeqByte("0x5365706f6c69612c20417468656e732c204174746963612c2047726565636521"),
|
|
gasLimit: 0x1c9c380,
|
|
difficulty: 0x20000.u256,
|
|
alloc: decodePrealloc(sepoliaAllocData)
|
|
)
|
|
of HoleskyNet:
|
|
Genesis(
|
|
difficulty: 0x01.u256,
|
|
gasLimit: 0x17D7840,
|
|
nonce: 0x1234.toBlockNonce,
|
|
timestamp: EthTime(1_695_902_100),
|
|
alloc: decodePrealloc(holeskyAllocData)
|
|
)
|
|
else:
|
|
Genesis()
|
|
|
|
func networkParams*(id: NetworkId): NetworkParams
|
|
{.gcsafe, raises: [ValueError, RlpError].} =
|
|
result.genesis = genesisBlockForNetwork(id)
|
|
result.config = chainConfigForNetwork(id)
|
|
|
|
func `==`*(a, b: ChainId): bool =
|
|
a.uint64 == b.uint64
|
|
|
|
func `==`*(a, b: Genesis): bool =
|
|
if a.isNil and b.isNil: return true
|
|
if a.isNil and not b.isNil: return false
|
|
if not a.isNil and b.isNil: return false
|
|
a[] == b[]
|
|
|
|
func `==`*(a, b: ChainConfig): bool =
|
|
if a.isNil and b.isNil: return true
|
|
if a.isNil and not b.isNil: return false
|
|
if not a.isNil and b.isNil: return false
|
|
a[] == b[]
|