2021-05-13 09:01:58 +00:00
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# Nimbus
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# Copyright (c) 2021 Status Research & Development GmbH
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# Licensed under either of
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# * Apache License, version 2.0, ([LICENSE-APACHE](LICENSE-APACHE))
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# * MIT license ([LICENSE-MIT](LICENSE-MIT))
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# at your option.
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# This file may not be copied, modified, or distributed except according to
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# those terms.
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import
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std/[tables, strutils, options, times],
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2021-09-11 14:58:01 +00:00
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eth/[common, rlp, p2p], stint, stew/[byteutils],
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2021-05-13 09:01:58 +00:00
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nimcrypto/hash,
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json_serialization, chronicles,
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json_serialization/std/options as jsoptions,
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json_serialization/std/tables as jstable,
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2021-09-11 14:58:01 +00:00
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json_serialization/lexer,
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2021-09-16 15:59:46 +00:00
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"."/[forks, genesis_alloc]
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2021-05-13 09:01:58 +00:00
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type
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2021-08-05 05:12:45 +00:00
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CliqueOptions = object
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epoch : Option[int]
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period: Option[int]
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2021-05-13 09:01:58 +00:00
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ChainOptions = object
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chainId : ChainId
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homesteadBlock : Option[BlockNumber]
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daoForkBlock : Option[BlockNumber]
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daoForkSupport : bool
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eip150Block : Option[BlockNumber]
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eip150Hash : Hash256
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eip155Block : Option[BlockNumber]
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eip158Block : Option[BlockNumber]
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byzantiumBlock : Option[BlockNumber]
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constantinopleBlock: Option[BlockNumber]
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petersburgBlock : Option[BlockNumber]
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istanbulBlock : Option[BlockNumber]
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muirGlacierBlock : Option[BlockNumber]
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berlinBlock : Option[BlockNumber]
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2021-06-28 02:01:18 +00:00
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londonBlock : Option[BlockNumber]
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2021-12-10 13:12:19 +00:00
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arrowGlacierBlock : Option[BlockNumber]
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clique : CliqueOptions
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terminalTotalDifficulty*: Option[UInt256]
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ChainConfig* = object
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chainId* : ChainId
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homesteadBlock* : BlockNumber
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daoForkBlock* : BlockNumber
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daoForkSupport* : bool
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# EIP150 implements the Gas price changes (https://github.com/ethereum/EIPs/issues/150)
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eip150Block* : BlockNumber
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eip150Hash* : Hash256
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eip155Block* : BlockNumber
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eip158Block* : BlockNumber
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byzantiumBlock* : BlockNumber
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constantinopleBlock*: BlockNumber
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petersburgBlock* : BlockNumber
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istanbulBlock* : BlockNumber
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muirGlacierBlock* : BlockNumber
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berlinBlock* : BlockNumber
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2021-06-28 02:01:18 +00:00
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londonBlock* : BlockNumber
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arrowGlacierBlock* : BlockNumber
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2021-05-20 06:01:57 +00:00
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poaEngine* : bool
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cliquePeriod* : int
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cliqueEpoch* : int
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2021-05-20 06:01:57 +00:00
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terminalTotalDifficulty*: Option[UInt256]
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2021-05-13 09:01:58 +00:00
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Genesis* = object
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nonce* : BlockNonce
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timestamp* : EthTime
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extraData* : seq[byte]
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gasLimit* : GasInt
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difficulty* : DifficultyInt
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mixHash* : Hash256
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coinbase* : EthAddress
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alloc* : GenesisAlloc
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number* : BlockNumber
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gasUser* : GasInt
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parentHash* : Hash256
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2021-06-30 13:30:39 +00:00
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baseFeePerGas*: Option[UInt256]
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GenesisAlloc* = Table[EthAddress, GenesisAccount]
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GenesisAccount* = object
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code* : seq[byte]
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storage*: Table[UInt256, UInt256]
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balance*: UInt256
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nonce* : AccountNonce
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2021-09-16 15:59:46 +00:00
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NetworkParams* = object
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config* : ChainConfig
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genesis*: Genesis
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AddressBalance = object
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address {.rlpCustomSerialization.}: EthAddress
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account {.rlpCustomSerialization.}: GenesisAccount
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CustomChain = object
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config : ChainOptions
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genesis: Genesis
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2021-10-05 23:31:35 +00:00
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GenesisFile* = object
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config : ChainOptions
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nonce* : BlockNonce
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timestamp* : EthTime
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extraData* : seq[byte]
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gasLimit* : GasInt
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difficulty* : DifficultyInt
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mixHash* : Hash256
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coinbase* : EthAddress
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alloc* : GenesisAlloc
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number* : BlockNumber
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gasUser* : GasInt
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parentHash* : Hash256
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baseFeePerGas*: Option[UInt256]
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2021-09-11 14:58:01 +00:00
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const
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CustomNet* = 0.NetworkId
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# these are public network id
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MainNet* = 1.NetworkId
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# No longer used: MordenNet = 2
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RopstenNet* = 3.NetworkId
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RinkebyNet* = 4.NetworkId
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GoerliNet* = 5.NetworkId
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KovanNet* = 42.NetworkId
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2021-05-13 09:01:58 +00:00
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proc read(rlp: var Rlp, x: var AddressBalance, _: type EthAddress): EthAddress {.inline.} =
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let val = rlp.read(UInt256).toByteArrayBE()
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result[0 .. ^1] = val.toOpenArray(12, val.high)
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proc read(rlp: var Rlp, x: var AddressBalance, _: type GenesisAccount): GenesisAccount {.inline.} =
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GenesisAccount(balance: rlp.read(UInt256))
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func decodePrealloc*(data: seq[byte]): GenesisAlloc =
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for tup in rlp.decode(data, seq[AddressBalance]):
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result[tup.address] = tup.account
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proc readValue(reader: var JsonReader, value: var BlockNumber) =
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let tok = reader.lexer.tok
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if tok == tkInt:
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value = toBlockNumber(reader.lexer.absintVal)
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reader.lexer.next()
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elif tok == tkString:
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value = UInt256.fromHex(reader.lexer.strVal)
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reader.lexer.next()
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else:
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reader.raiseUnexpectedValue("expect int or hex string")
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proc readValue(reader: var JsonReader, value: var ChainId) =
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value = reader.readValue(int).ChainId
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proc readValue(reader: var JsonReader, value: var Hash256) =
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value = Hash256.fromHex(reader.readValue(string))
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proc readValue(reader: var JsonReader, value: var BlockNonce) =
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value = fromHex[uint64](reader.readValue(string)).toBlockNonce
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proc readValue(reader: var JsonReader, value: var EthTime) =
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value = fromHex[int64](reader.readValue(string)).fromUnix
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proc readValue(reader: var JsonReader, value: var seq[byte]) =
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value = hexToSeqByte(reader.readValue(string))
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proc readValue(reader: var JsonReader, value: var GasInt) =
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value = fromHex[GasInt](reader.readValue(string))
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proc readValue(reader: var JsonReader, value: var EthAddress) =
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value = parseAddress(reader.readValue(string))
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proc readValue(reader: var JsonReader, value: var AccountNonce) =
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value = fromHex[uint64](reader.readValue(string))
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template to(a: string, b: type EthAddress): EthAddress =
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# json_serialization decode table stuff
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parseAddress(a)
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template to(a: string, b: type UInt256): UInt256 =
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# json_serialization decode table stuff
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UInt256.fromHex(a)
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2021-11-18 16:52:44 +00:00
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proc loadNetworkParams*(fileName: string, cg: var NetworkParams):
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bool {.raises: [Defect].} =
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var cc: CustomChain
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try:
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cc = Json.loadFile(fileName, CustomChain, allowUnknownFields = true)
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except IOError as e:
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error "Network params I/O error", fileName, msg=e.msg
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return false
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except JsonReaderError as e:
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error "Invalid network params file format", fileName, msg=e.formatMsg("")
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return false
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except:
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var msg = getCurrentExceptionMsg()
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error "Error loading network params file", fileName, msg
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return false
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cg.genesis = cc.genesis
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cg.config.chainId = cc.config.chainId
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cg.config.daoForkSupport = cc.config.daoForkSupport
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cg.config.eip150Hash = cc.config.eip150Hash
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2021-05-20 06:01:57 +00:00
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cg.config.poaEngine = false
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2021-08-05 05:12:45 +00:00
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if cc.config.clique.period.isSome or
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cc.config.clique.epoch.isSome:
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cg.config.poaEngine = true
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if cc.config.clique.period.isSome:
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cg.config.cliquePeriod = cc.config.clique.period.get()
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if cc.config.clique.epoch.isSome:
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cg.config.cliqueEpoch = cc.config.clique.epoch.get()
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cg.config.terminalTotalDifficulty = cc.config.terminalTotalDifficulty
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2021-05-13 09:01:58 +00:00
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template validateFork(forkName: untyped, nextBlock: BlockNumber) =
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let fork = astToStr(forkName)
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if cc.config.forkName.isSome:
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cg.config.forkName = cc.config.forkName.get()
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else:
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cg.config.forkName = nextBlock
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if cg.config.forkName > nextBlock:
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error "Forks can't be assigned out of order", fork=fork
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return false
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2021-12-10 13:12:19 +00:00
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validateFork(arrowGlacierBlock, high(BlockNumber))
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validateFork(londonBlock, cg.config.arrowGlacierBlock)
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validateFork(berlinBlock, cg.config.londonBlock)
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validateFork(muirGlacierBlock, cg.config.berlinBlock)
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validateFork(istanbulBlock, cg.config.muirGlacierBlock)
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validateFork(petersburgBlock, cg.config.istanbulBlock)
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validateFork(constantinopleBlock, cg.config.petersburgBlock)
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validateFork(byzantiumBlock, cg.config.constantinopleBlock)
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validateFork(eip158Block, cg.config.byzantiumBlock)
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validateFork(eip155Block, cg.config.eip158Block)
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validateFork(eip150Block, cg.config.eip155Block)
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validateFork(daoForkBlock, cg.config.eip150Block)
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validateFork(homesteadBlock, cg.config.daoForkBlock)
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return true
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proc parseGenesisAlloc*(data: string, ga: var GenesisAlloc): bool =
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try:
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ga = Json.decode(data, GenesisAlloc, allowUnknownFields = true)
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except JsonReaderError as e:
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error "Invalid genesis config file format", msg=e.formatMsg("")
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return false
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return true
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2021-09-11 14:58:01 +00:00
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proc toFork*(c: ChainConfig, number: BlockNumber): Fork =
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2021-12-10 13:12:19 +00:00
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## Map to EVM fork, which doesn't include the DAO or Glacier forks.
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if number >= c.londonBlock: FkLondon
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elif number >= c.berlinBlock: FkBerlin
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elif number >= c.istanbulBlock: FkIstanbul
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elif number >= c.petersburgBlock: FkPetersburg
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elif number >= c.constantinopleBlock: FkConstantinople
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elif number >= c.byzantiumBlock: FkByzantium
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elif number >= c.eip158Block: FkSpurious
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elif number >= c.eip150Block: FkTangerine
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elif number >= c.homesteadBlock: FkHomestead
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else: FkFrontier
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2021-09-16 15:59:46 +00:00
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proc chainConfigForNetwork(id: NetworkId): ChainConfig =
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2021-09-11 14:58:01 +00:00
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# For some public networks, NetworkId and ChainId value are identical
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# but that is not always the case
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result = case id
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of MainNet:
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ChainConfig(
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2021-12-10 13:12:19 +00:00
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poaEngine: false,
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chainId: MainNet.ChainId,
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# Genesis (Frontier): # 2015-07-30 15:26:13 UTC
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# Frontier Thawing: 200_000.toBlockNumber, # 2015-09-07 21:33:09 UTC
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homesteadBlock: 1_150_000.toBlockNumber, # 2016-03-14 18:49:53 UTC
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daoForkBlock: 1_920_000.toBlockNumber, # 2016-07-20 13:20:40 UTC
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daoForkSupport: true,
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eip150Block: 2_463_000.toBlockNumber, # 2016-10-18 13:19:31 UTC
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eip150Hash: toDigest("2086799aeebeae135c246c65021c82b4e15a2c451340993aacfd2751886514f0"),
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eip155Block: 2_675_000.toBlockNumber, # Same as EIP-158
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eip158Block: 2_675_000.toBlockNumber, # 2016-11-22 16:15:44 UTC
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byzantiumBlock: 4_370_000.toBlockNumber, # 2017-10-16 05:22:11 UTC
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|
|
constantinopleBlock: 7_280_000.toBlockNumber, # Skipped on Mainnet
|
|
|
|
|
petersburgBlock: 7_280_000.toBlockNumber, # 2019-02-28 19:52:04 UTC
|
|
|
|
|
istanbulBlock: 9_069_000.toBlockNumber, # 2019-12-08 00:25:09 UTC
|
|
|
|
|
muirGlacierBlock: 9_200_000.toBlockNumber, # 2020-01-02 08:30:49 UTC
|
|
|
|
|
berlinBlock: 12_244_000.toBlockNumber, # 2021-04-15 10:07:03 UTC
|
|
|
|
|
londonBlock: 12_965_000.toBlockNumber, # 2021-08-05 12:33:42 UTC
|
|
|
|
|
arrowGlacierBlock: 13_773_000.toBlockNumber, # 2021-12-09 19:55:23 UTC
|
2021-09-11 14:58:01 +00:00
|
|
|
)
|
|
|
|
|
of RopstenNet:
|
|
|
|
|
ChainConfig(
|
2021-12-10 13:12:19 +00:00
|
|
|
poaEngine: false,
|
|
|
|
|
chainId: RopstenNet.ChainId,
|
|
|
|
|
# Genesis: # 2016-11-20 11:48:50 UTC
|
|
|
|
|
homesteadBlock: 0.toBlockNumber, # Included in genesis
|
|
|
|
|
daoForkSupport: false,
|
|
|
|
|
eip150Block: 0.toBlockNumber, # Included in genesis
|
|
|
|
|
eip150Hash: toDigest("41941023680923e0fe4d74a34bdac8141f2540e3ae90623718e47d66d1ca4a2d"),
|
|
|
|
|
eip155Block: 10.toBlockNumber, # Same as EIP-158
|
|
|
|
|
eip158Block: 10.toBlockNumber, # 2016-11-20 11:50:44 UTC
|
|
|
|
|
byzantiumBlock: 1_700_000.toBlockNumber, # 2017-09-19 01:08:28 UTC
|
|
|
|
|
constantinopleBlock: 4_230_000.toBlockNumber, # 2018-10-13 17:19:06 UTC
|
|
|
|
|
petersburgBlock: 4_939_394.toBlockNumber, # 2019-02-02 07:39:08 UTC
|
|
|
|
|
istanbulBlock: 6_485_846.toBlockNumber, # 2019-09-30 03:38:06 UTC
|
|
|
|
|
muirGlacierBlock: 7_117_117.toBlockNumber, # 2020-01-13 06:37:37 UTC
|
|
|
|
|
berlinBlock: 9_812_189.toBlockNumber, # 2021-03-10 13:32:08 UTC
|
|
|
|
|
londonBlock: 10_499_401.toBlockNumber, # 2021-06-24 02:03:37 UTC
|
|
|
|
|
arrowGlacierBlock: high(BlockNumber), # No current plan
|
2021-09-11 14:58:01 +00:00
|
|
|
)
|
|
|
|
|
of RinkebyNet:
|
|
|
|
|
ChainConfig(
|
2021-12-10 13:12:19 +00:00
|
|
|
poaEngine: true,
|
|
|
|
|
chainId: RinkebyNet.ChainId,
|
|
|
|
|
# Genesis: # 2017-04-12 15:20:50 UTC
|
|
|
|
|
homesteadBlock: 1.toBlockNumber, # 2017-04-12 15:20:58 UTC
|
|
|
|
|
daoForkSupport: false,
|
|
|
|
|
eip150Block: 2.toBlockNumber, # 2017-04-12 15:21:14 UTC
|
|
|
|
|
eip150Hash: toDigest("9b095b36c15eaf13044373aef8ee0bd3a382a5abb92e402afa44b8249c3a90e9"),
|
|
|
|
|
eip155Block: 3.toBlockNumber, # Same as EIP-158
|
|
|
|
|
eip158Block: 3.toBlockNumber, # 2017-04-12 15:21:29 UTC
|
|
|
|
|
byzantiumBlock: 1_035_301.toBlockNumber, # 2017-10-09 12:08:23 UTC
|
|
|
|
|
constantinopleBlock: 3_660_663.toBlockNumber, # 2019-01-09 13:00:55 UTC
|
|
|
|
|
petersburgBlock: 4_321_234.toBlockNumber, # 2019-05-04 05:32:45 UTC
|
|
|
|
|
istanbulBlock: 5_435_345.toBlockNumber, # 2019-11-13 18:21:53 UTC
|
|
|
|
|
muirGlacierBlock: 8_290_928.toBlockNumber, # Skipped on Rinkeby
|
|
|
|
|
berlinBlock: 8_290_928.toBlockNumber, # 2021-03-24 14:48:36 UTC
|
|
|
|
|
londonBlock: 8_897_988.toBlockNumber, # 2021-07-08 01:27:32 UTC
|
|
|
|
|
arrowGlacierBlock: high(BlockNumber), # No current plan
|
2021-09-11 14:58:01 +00:00
|
|
|
)
|
|
|
|
|
of GoerliNet:
|
|
|
|
|
ChainConfig(
|
2021-12-10 13:12:19 +00:00
|
|
|
poaEngine: true,
|
|
|
|
|
chainId: GoerliNet.ChainId,
|
|
|
|
|
# Genesis: # 2015-07-30 15:26:13 UTC
|
|
|
|
|
homesteadBlock: 0.toBlockNumber, # Included in genesis
|
|
|
|
|
daoForkSupport: false,
|
|
|
|
|
eip150Block: 0.toBlockNumber, # Included in genesis
|
|
|
|
|
eip150Hash: toDigest("0000000000000000000000000000000000000000000000000000000000000000"),
|
|
|
|
|
eip155Block: 0.toBlockNumber, # Included in genesis
|
|
|
|
|
eip158Block: 0.toBlockNumber, # Included in genesis
|
|
|
|
|
byzantiumBlock: 0.toBlockNumber, # Included in genesis
|
|
|
|
|
constantinopleBlock: 0.toBlockNumber, # Included in genesis
|
|
|
|
|
petersburgBlock: 0.toBlockNumber, # Included in genesis
|
|
|
|
|
istanbulBlock: 1_561_651.toBlockNumber, # 2019-10-30 13:53:05 UTC
|
|
|
|
|
muirGlacierBlock: 4_460_644.toBlockNumber, # Skipped in Goerli
|
|
|
|
|
berlinBlock: 4_460_644.toBlockNumber, # 2021-03-18 05:29:51 UTC
|
|
|
|
|
londonBlock: 5_062_605.toBlockNumber, # 2021-07-01 03:19:39 UTC
|
|
|
|
|
arrowGlacierBlock: high(BlockNumber), # No current plan
|
2021-09-11 14:58:01 +00:00
|
|
|
)
|
|
|
|
|
else:
|
2021-09-16 15:59:46 +00:00
|
|
|
ChainConfig()
|
|
|
|
|
|
|
|
|
|
proc genesisBlockForNetwork(id: NetworkId): Genesis =
|
|
|
|
|
result = case id
|
|
|
|
|
of MainNet:
|
|
|
|
|
Genesis(
|
|
|
|
|
nonce: 66.toBlockNonce,
|
|
|
|
|
extraData: hexToSeqByte("0x11bbe8db4e347b4e8c937c1c8370e4b5ed33adb3db69cbdb7a38e1e50b1b82fa"),
|
|
|
|
|
gasLimit: 5000,
|
|
|
|
|
difficulty: 17179869184.u256,
|
|
|
|
|
alloc: decodePrealloc(mainnetAllocData)
|
|
|
|
|
)
|
|
|
|
|
of RopstenNet:
|
|
|
|
|
Genesis(
|
|
|
|
|
nonce: 66.toBlockNonce,
|
|
|
|
|
extraData: hexToSeqByte("0x3535353535353535353535353535353535353535353535353535353535353535"),
|
|
|
|
|
gasLimit: 16777216,
|
|
|
|
|
difficulty: 1048576.u256,
|
|
|
|
|
alloc: decodePrealloc(testnetAllocData)
|
|
|
|
|
)
|
|
|
|
|
of RinkebyNet:
|
|
|
|
|
Genesis(
|
|
|
|
|
nonce: 0.toBlockNonce,
|
|
|
|
|
timestamp: initTime(0x58ee40ba, 0),
|
|
|
|
|
extraData: hexToSeqByte("0x52657370656374206d7920617574686f7269746168207e452e436172746d616e42eb768f2244c8811c63729a21a3569731535f067ffc57839b00206d1ad20c69a1981b489f772031b279182d99e65703f0076e4812653aab85fca0f00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000"),
|
|
|
|
|
gasLimit: 4700000,
|
|
|
|
|
difficulty: 1.u256,
|
|
|
|
|
alloc: decodePrealloc(rinkebyAllocData)
|
|
|
|
|
)
|
|
|
|
|
of GoerliNet:
|
|
|
|
|
Genesis(
|
|
|
|
|
nonce: 0.toBlockNonce,
|
|
|
|
|
timestamp: initTime(0x5c51a607, 0),
|
|
|
|
|
extraData: hexToSeqByte("0x22466c6578692069732061207468696e6722202d204166726900000000000000e0a2bd4258d2768837baa26a28fe71dc079f84c70000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000"),
|
|
|
|
|
gasLimit: 0xa00000,
|
|
|
|
|
difficulty: 1.u256,
|
|
|
|
|
alloc: decodePrealloc(goerliAllocData)
|
|
|
|
|
)
|
|
|
|
|
else:
|
|
|
|
|
Genesis()
|
|
|
|
|
|
|
|
|
|
proc networkParams*(id: NetworkId): NetworkParams =
|
|
|
|
|
result.genesis = genesisBlockForNetwork(id)
|
|
|
|
|
result.config = chainConfigForNetwork(id)
|
