forked from cerc-io/plugeth
7a6d5d0cce
* cmd/puppeth: integrate istanbul into puppeth * cmd/puppeth: address comment * cmd/puppeth: use hexutil.Big for fork indicator * cmd/puppeth: finalize istanbul fork * cmd/puppeth: fix 2200 for parity, rename is to eip1283ReenableTransition * cmd/puppeth: fix eip1108 * cmd/puppeth: add blake2f for parity * cmd/puppeth: add aleth istanbul precompiled * cmd/puppeth: use hexutil.Big * cmd/puppeth: fix unit tests * cmd/puppeth: update testdata
561 lines
26 KiB
Go
561 lines
26 KiB
Go
// Copyright 2017 The go-ethereum Authors
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// This file is part of go-ethereum.
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//
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// go-ethereum is free software: you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// go-ethereum is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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//
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// You should have received a copy of the GNU General Public License
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// along with go-ethereum. If not, see <http://www.gnu.org/licenses/>.
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package main
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import (
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"encoding/binary"
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"errors"
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"math"
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"math/big"
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"strings"
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"github.com/ethereum/go-ethereum/common"
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"github.com/ethereum/go-ethereum/common/hexutil"
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math2 "github.com/ethereum/go-ethereum/common/math"
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"github.com/ethereum/go-ethereum/consensus/ethash"
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"github.com/ethereum/go-ethereum/core"
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"github.com/ethereum/go-ethereum/params"
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)
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// alethGenesisSpec represents the genesis specification format used by the
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// C++ Ethereum implementation.
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type alethGenesisSpec struct {
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SealEngine string `json:"sealEngine"`
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Params struct {
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AccountStartNonce math2.HexOrDecimal64 `json:"accountStartNonce"`
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MaximumExtraDataSize hexutil.Uint64 `json:"maximumExtraDataSize"`
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HomesteadForkBlock *hexutil.Big `json:"homesteadForkBlock,omitempty"`
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DaoHardforkBlock math2.HexOrDecimal64 `json:"daoHardforkBlock"`
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EIP150ForkBlock *hexutil.Big `json:"EIP150ForkBlock,omitempty"`
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EIP158ForkBlock *hexutil.Big `json:"EIP158ForkBlock,omitempty"`
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ByzantiumForkBlock *hexutil.Big `json:"byzantiumForkBlock,omitempty"`
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ConstantinopleForkBlock *hexutil.Big `json:"constantinopleForkBlock,omitempty"`
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ConstantinopleFixForkBlock *hexutil.Big `json:"constantinopleFixForkBlock,omitempty"`
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IstanbulForkBlock *hexutil.Big `json:"istanbulForkBlock,omitempty"`
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MinGasLimit hexutil.Uint64 `json:"minGasLimit"`
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MaxGasLimit hexutil.Uint64 `json:"maxGasLimit"`
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TieBreakingGas bool `json:"tieBreakingGas"`
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GasLimitBoundDivisor math2.HexOrDecimal64 `json:"gasLimitBoundDivisor"`
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MinimumDifficulty *hexutil.Big `json:"minimumDifficulty"`
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DifficultyBoundDivisor *math2.HexOrDecimal256 `json:"difficultyBoundDivisor"`
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DurationLimit *math2.HexOrDecimal256 `json:"durationLimit"`
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BlockReward *hexutil.Big `json:"blockReward"`
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NetworkID hexutil.Uint64 `json:"networkID"`
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ChainID hexutil.Uint64 `json:"chainID"`
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AllowFutureBlocks bool `json:"allowFutureBlocks"`
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} `json:"params"`
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Genesis struct {
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Nonce hexutil.Bytes `json:"nonce"`
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Difficulty *hexutil.Big `json:"difficulty"`
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MixHash common.Hash `json:"mixHash"`
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Author common.Address `json:"author"`
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Timestamp hexutil.Uint64 `json:"timestamp"`
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ParentHash common.Hash `json:"parentHash"`
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ExtraData hexutil.Bytes `json:"extraData"`
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GasLimit hexutil.Uint64 `json:"gasLimit"`
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} `json:"genesis"`
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Accounts map[common.UnprefixedAddress]*alethGenesisSpecAccount `json:"accounts"`
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}
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// alethGenesisSpecAccount is the prefunded genesis account and/or precompiled
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// contract definition.
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type alethGenesisSpecAccount struct {
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Balance *math2.HexOrDecimal256 `json:"balance,omitempty"`
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Nonce uint64 `json:"nonce,omitempty"`
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Precompiled *alethGenesisSpecBuiltin `json:"precompiled,omitempty"`
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}
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// alethGenesisSpecBuiltin is the precompiled contract definition.
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type alethGenesisSpecBuiltin struct {
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Name string `json:"name,omitempty"`
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StartingBlock *hexutil.Big `json:"startingBlock,omitempty"`
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Linear *alethGenesisSpecLinearPricing `json:"linear,omitempty"`
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}
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type alethGenesisSpecLinearPricing struct {
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Base uint64 `json:"base"`
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Word uint64 `json:"word"`
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}
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// newAlethGenesisSpec converts a go-ethereum genesis block into a Aleth-specific
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// chain specification format.
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func newAlethGenesisSpec(network string, genesis *core.Genesis) (*alethGenesisSpec, error) {
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// Only ethash is currently supported between go-ethereum and aleth
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if genesis.Config.Ethash == nil {
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return nil, errors.New("unsupported consensus engine")
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}
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// Reconstruct the chain spec in Aleth format
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spec := &alethGenesisSpec{
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SealEngine: "Ethash",
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}
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// Some defaults
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spec.Params.AccountStartNonce = 0
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spec.Params.TieBreakingGas = false
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spec.Params.AllowFutureBlocks = false
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// Dao hardfork block is a special one. The fork block is listed as 0 in the
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// config but aleth will sync with ETC clients up until the actual dao hard
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// fork block.
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spec.Params.DaoHardforkBlock = 0
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if num := genesis.Config.HomesteadBlock; num != nil {
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spec.Params.HomesteadForkBlock = (*hexutil.Big)(num)
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}
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if num := genesis.Config.EIP150Block; num != nil {
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spec.Params.EIP150ForkBlock = (*hexutil.Big)(num)
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}
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if num := genesis.Config.EIP158Block; num != nil {
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spec.Params.EIP158ForkBlock = (*hexutil.Big)(num)
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}
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if num := genesis.Config.ByzantiumBlock; num != nil {
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spec.Params.ByzantiumForkBlock = (*hexutil.Big)(num)
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}
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if num := genesis.Config.ConstantinopleBlock; num != nil {
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spec.Params.ConstantinopleForkBlock = (*hexutil.Big)(num)
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}
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if num := genesis.Config.PetersburgBlock; num != nil {
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spec.Params.ConstantinopleFixForkBlock = (*hexutil.Big)(num)
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}
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if num := genesis.Config.IstanbulBlock; num != nil {
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spec.Params.IstanbulForkBlock = (*hexutil.Big)(num)
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}
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spec.Params.NetworkID = (hexutil.Uint64)(genesis.Config.ChainID.Uint64())
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spec.Params.ChainID = (hexutil.Uint64)(genesis.Config.ChainID.Uint64())
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spec.Params.MaximumExtraDataSize = (hexutil.Uint64)(params.MaximumExtraDataSize)
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spec.Params.MinGasLimit = (hexutil.Uint64)(params.MinGasLimit)
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spec.Params.MaxGasLimit = (hexutil.Uint64)(math.MaxInt64)
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spec.Params.MinimumDifficulty = (*hexutil.Big)(params.MinimumDifficulty)
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spec.Params.DifficultyBoundDivisor = (*math2.HexOrDecimal256)(params.DifficultyBoundDivisor)
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spec.Params.GasLimitBoundDivisor = (math2.HexOrDecimal64)(params.GasLimitBoundDivisor)
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spec.Params.DurationLimit = (*math2.HexOrDecimal256)(params.DurationLimit)
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spec.Params.BlockReward = (*hexutil.Big)(ethash.FrontierBlockReward)
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spec.Genesis.Nonce = (hexutil.Bytes)(make([]byte, 8))
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binary.LittleEndian.PutUint64(spec.Genesis.Nonce[:], genesis.Nonce)
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spec.Genesis.MixHash = genesis.Mixhash
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spec.Genesis.Difficulty = (*hexutil.Big)(genesis.Difficulty)
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spec.Genesis.Author = genesis.Coinbase
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spec.Genesis.Timestamp = (hexutil.Uint64)(genesis.Timestamp)
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spec.Genesis.ParentHash = genesis.ParentHash
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spec.Genesis.ExtraData = (hexutil.Bytes)(genesis.ExtraData)
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spec.Genesis.GasLimit = (hexutil.Uint64)(genesis.GasLimit)
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for address, account := range genesis.Alloc {
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spec.setAccount(address, account)
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}
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spec.setPrecompile(1, &alethGenesisSpecBuiltin{Name: "ecrecover",
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Linear: &alethGenesisSpecLinearPricing{Base: 3000}})
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spec.setPrecompile(2, &alethGenesisSpecBuiltin{Name: "sha256",
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Linear: &alethGenesisSpecLinearPricing{Base: 60, Word: 12}})
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spec.setPrecompile(3, &alethGenesisSpecBuiltin{Name: "ripemd160",
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Linear: &alethGenesisSpecLinearPricing{Base: 600, Word: 120}})
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spec.setPrecompile(4, &alethGenesisSpecBuiltin{Name: "identity",
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Linear: &alethGenesisSpecLinearPricing{Base: 15, Word: 3}})
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if genesis.Config.ByzantiumBlock != nil {
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spec.setPrecompile(5, &alethGenesisSpecBuiltin{Name: "modexp",
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StartingBlock: (*hexutil.Big)(genesis.Config.ByzantiumBlock)})
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spec.setPrecompile(6, &alethGenesisSpecBuiltin{Name: "alt_bn128_G1_add",
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StartingBlock: (*hexutil.Big)(genesis.Config.ByzantiumBlock),
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Linear: &alethGenesisSpecLinearPricing{Base: 500}})
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spec.setPrecompile(7, &alethGenesisSpecBuiltin{Name: "alt_bn128_G1_mul",
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StartingBlock: (*hexutil.Big)(genesis.Config.ByzantiumBlock),
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Linear: &alethGenesisSpecLinearPricing{Base: 40000}})
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spec.setPrecompile(8, &alethGenesisSpecBuiltin{Name: "alt_bn128_pairing_product",
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StartingBlock: (*hexutil.Big)(genesis.Config.ByzantiumBlock)})
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}
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if genesis.Config.IstanbulBlock != nil {
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if genesis.Config.ByzantiumBlock == nil {
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return nil, errors.New("invalid genesis, istanbul fork is enabled while byzantium is not")
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}
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spec.setPrecompile(6, &alethGenesisSpecBuiltin{
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Name: "alt_bn128_G1_add",
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StartingBlock: (*hexutil.Big)(genesis.Config.ByzantiumBlock),
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}) // Aleth hardcoded the gas policy
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spec.setPrecompile(7, &alethGenesisSpecBuiltin{
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Name: "alt_bn128_G1_mul",
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StartingBlock: (*hexutil.Big)(genesis.Config.ByzantiumBlock),
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}) // Aleth hardcoded the gas policy
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spec.setPrecompile(9, &alethGenesisSpecBuiltin{
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Name: "blake2_compression",
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StartingBlock: (*hexutil.Big)(genesis.Config.IstanbulBlock),
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})
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}
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return spec, nil
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}
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func (spec *alethGenesisSpec) setPrecompile(address byte, data *alethGenesisSpecBuiltin) {
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if spec.Accounts == nil {
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spec.Accounts = make(map[common.UnprefixedAddress]*alethGenesisSpecAccount)
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}
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addr := common.UnprefixedAddress(common.BytesToAddress([]byte{address}))
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if _, exist := spec.Accounts[addr]; !exist {
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spec.Accounts[addr] = &alethGenesisSpecAccount{}
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}
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spec.Accounts[addr].Precompiled = data
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}
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func (spec *alethGenesisSpec) setAccount(address common.Address, account core.GenesisAccount) {
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if spec.Accounts == nil {
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spec.Accounts = make(map[common.UnprefixedAddress]*alethGenesisSpecAccount)
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}
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a, exist := spec.Accounts[common.UnprefixedAddress(address)]
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if !exist {
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a = &alethGenesisSpecAccount{}
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spec.Accounts[common.UnprefixedAddress(address)] = a
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}
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a.Balance = (*math2.HexOrDecimal256)(account.Balance)
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a.Nonce = account.Nonce
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}
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// parityChainSpec is the chain specification format used by Parity.
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type parityChainSpec struct {
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Name string `json:"name"`
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Datadir string `json:"dataDir"`
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Engine struct {
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Ethash struct {
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Params struct {
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MinimumDifficulty *hexutil.Big `json:"minimumDifficulty"`
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DifficultyBoundDivisor *hexutil.Big `json:"difficultyBoundDivisor"`
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DurationLimit *hexutil.Big `json:"durationLimit"`
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BlockReward map[string]string `json:"blockReward"`
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DifficultyBombDelays map[string]string `json:"difficultyBombDelays"`
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HomesteadTransition hexutil.Uint64 `json:"homesteadTransition"`
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EIP100bTransition hexutil.Uint64 `json:"eip100bTransition"`
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} `json:"params"`
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} `json:"Ethash"`
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} `json:"engine"`
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Params struct {
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AccountStartNonce hexutil.Uint64 `json:"accountStartNonce"`
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MaximumExtraDataSize hexutil.Uint64 `json:"maximumExtraDataSize"`
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MinGasLimit hexutil.Uint64 `json:"minGasLimit"`
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GasLimitBoundDivisor math2.HexOrDecimal64 `json:"gasLimitBoundDivisor"`
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NetworkID hexutil.Uint64 `json:"networkID"`
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ChainID hexutil.Uint64 `json:"chainID"`
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MaxCodeSize hexutil.Uint64 `json:"maxCodeSize"`
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MaxCodeSizeTransition hexutil.Uint64 `json:"maxCodeSizeTransition"`
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EIP98Transition hexutil.Uint64 `json:"eip98Transition"`
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EIP150Transition hexutil.Uint64 `json:"eip150Transition"`
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EIP160Transition hexutil.Uint64 `json:"eip160Transition"`
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EIP161abcTransition hexutil.Uint64 `json:"eip161abcTransition"`
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EIP161dTransition hexutil.Uint64 `json:"eip161dTransition"`
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EIP155Transition hexutil.Uint64 `json:"eip155Transition"`
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EIP140Transition hexutil.Uint64 `json:"eip140Transition"`
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EIP211Transition hexutil.Uint64 `json:"eip211Transition"`
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EIP214Transition hexutil.Uint64 `json:"eip214Transition"`
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EIP658Transition hexutil.Uint64 `json:"eip658Transition"`
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EIP145Transition hexutil.Uint64 `json:"eip145Transition"`
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EIP1014Transition hexutil.Uint64 `json:"eip1014Transition"`
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EIP1052Transition hexutil.Uint64 `json:"eip1052Transition"`
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EIP1283Transition hexutil.Uint64 `json:"eip1283Transition"`
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EIP1283DisableTransition hexutil.Uint64 `json:"eip1283DisableTransition"`
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EIP1283ReenableTransition hexutil.Uint64 `json:"eip1283ReenableTransition"`
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EIP1344Transition hexutil.Uint64 `json:"eip1344Transition"`
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EIP1884Transition hexutil.Uint64 `json:"eip1884Transition"`
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EIP2028Transition hexutil.Uint64 `json:"eip2028Transition"`
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} `json:"params"`
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Genesis struct {
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Seal struct {
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Ethereum struct {
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Nonce hexutil.Bytes `json:"nonce"`
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MixHash hexutil.Bytes `json:"mixHash"`
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} `json:"ethereum"`
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} `json:"seal"`
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Difficulty *hexutil.Big `json:"difficulty"`
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Author common.Address `json:"author"`
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Timestamp hexutil.Uint64 `json:"timestamp"`
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ParentHash common.Hash `json:"parentHash"`
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ExtraData hexutil.Bytes `json:"extraData"`
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GasLimit hexutil.Uint64 `json:"gasLimit"`
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} `json:"genesis"`
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Nodes []string `json:"nodes"`
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Accounts map[common.UnprefixedAddress]*parityChainSpecAccount `json:"accounts"`
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}
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// parityChainSpecAccount is the prefunded genesis account and/or precompiled
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// contract definition.
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type parityChainSpecAccount struct {
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Balance math2.HexOrDecimal256 `json:"balance"`
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Nonce math2.HexOrDecimal64 `json:"nonce,omitempty"`
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Builtin *parityChainSpecBuiltin `json:"builtin,omitempty"`
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}
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// parityChainSpecBuiltin is the precompiled contract definition.
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type parityChainSpecBuiltin struct {
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Name string `json:"name"` // Each builtin should has it own name
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Pricing *parityChainSpecPricing `json:"pricing"` // Each builtin should has it own price strategy
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ActivateAt *hexutil.Big `json:"activate_at,omitempty"` // ActivateAt can't be omitted if empty, default means no fork
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EIP1108Transition *hexutil.Big `json:"eip1108_transition,omitempty"` // EIP1108Transition can't be omitted if empty, default means no fork
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}
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// parityChainSpecPricing represents the different pricing models that builtin
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// contracts might advertise using.
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type parityChainSpecPricing struct {
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Linear *parityChainSpecLinearPricing `json:"linear,omitempty"`
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ModExp *parityChainSpecModExpPricing `json:"modexp,omitempty"`
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AltBnPairing *parityChainSpecAltBnPairingPricing `json:"alt_bn128_pairing,omitempty"`
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AltBnConstOperation *parityChainSpecAltBnConstOperationPricing `json:"alt_bn128_const_operations,omitempty"`
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// Blake2F is the price per round of Blake2 compression
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Blake2F *parityChainSpecBlakePricing `json:"blake2_f,omitempty"`
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}
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type parityChainSpecLinearPricing struct {
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Base uint64 `json:"base"`
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Word uint64 `json:"word"`
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}
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type parityChainSpecModExpPricing struct {
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Divisor uint64 `json:"divisor"`
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}
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type parityChainSpecAltBnConstOperationPricing struct {
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Price uint64 `json:"price"`
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EIP1108TransitionPrice uint64 `json:"eip1108_transition_price,omitempty"` // Before Istanbul fork, this field is nil
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}
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type parityChainSpecAltBnPairingPricing struct {
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Base uint64 `json:"base"`
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Pair uint64 `json:"pair"`
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EIP1108TransitionBase uint64 `json:"eip1108_transition_base,omitempty"` // Before Istanbul fork, this field is nil
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EIP1108TransitionPair uint64 `json:"eip1108_transition_pair,omitempty"` // Before Istanbul fork, this field is nil
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}
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type parityChainSpecBlakePricing struct {
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GasPerRound uint64 `json:"gas_per_round"`
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}
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// newParityChainSpec converts a go-ethereum genesis block into a Parity specific
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// chain specification format.
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func newParityChainSpec(network string, genesis *core.Genesis, bootnodes []string) (*parityChainSpec, error) {
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// Only ethash is currently supported between go-ethereum and Parity
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if genesis.Config.Ethash == nil {
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return nil, errors.New("unsupported consensus engine")
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}
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// Reconstruct the chain spec in Parity's format
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spec := &parityChainSpec{
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Name: network,
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Nodes: bootnodes,
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Datadir: strings.ToLower(network),
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}
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spec.Engine.Ethash.Params.BlockReward = make(map[string]string)
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spec.Engine.Ethash.Params.DifficultyBombDelays = make(map[string]string)
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// Frontier
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spec.Engine.Ethash.Params.MinimumDifficulty = (*hexutil.Big)(params.MinimumDifficulty)
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spec.Engine.Ethash.Params.DifficultyBoundDivisor = (*hexutil.Big)(params.DifficultyBoundDivisor)
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spec.Engine.Ethash.Params.DurationLimit = (*hexutil.Big)(params.DurationLimit)
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spec.Engine.Ethash.Params.BlockReward["0x0"] = hexutil.EncodeBig(ethash.FrontierBlockReward)
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// Homestead
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spec.Engine.Ethash.Params.HomesteadTransition = hexutil.Uint64(genesis.Config.HomesteadBlock.Uint64())
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// Tangerine Whistle : 150
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// https://github.com/ethereum/EIPs/blob/master/EIPS/eip-608.md
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spec.Params.EIP150Transition = hexutil.Uint64(genesis.Config.EIP150Block.Uint64())
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// Spurious Dragon: 155, 160, 161, 170
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// https://github.com/ethereum/EIPs/blob/master/EIPS/eip-607.md
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spec.Params.EIP155Transition = hexutil.Uint64(genesis.Config.EIP155Block.Uint64())
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spec.Params.EIP160Transition = hexutil.Uint64(genesis.Config.EIP155Block.Uint64())
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spec.Params.EIP161abcTransition = hexutil.Uint64(genesis.Config.EIP158Block.Uint64())
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spec.Params.EIP161dTransition = hexutil.Uint64(genesis.Config.EIP158Block.Uint64())
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// Byzantium
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if num := genesis.Config.ByzantiumBlock; num != nil {
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spec.setByzantium(num)
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}
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// Constantinople
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if num := genesis.Config.ConstantinopleBlock; num != nil {
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spec.setConstantinople(num)
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}
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// ConstantinopleFix (remove eip-1283)
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if num := genesis.Config.PetersburgBlock; num != nil {
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spec.setConstantinopleFix(num)
|
|
}
|
|
// Istanbul
|
|
if num := genesis.Config.IstanbulBlock; num != nil {
|
|
spec.setIstanbul(num)
|
|
}
|
|
spec.Params.MaximumExtraDataSize = (hexutil.Uint64)(params.MaximumExtraDataSize)
|
|
spec.Params.MinGasLimit = (hexutil.Uint64)(params.MinGasLimit)
|
|
spec.Params.GasLimitBoundDivisor = (math2.HexOrDecimal64)(params.GasLimitBoundDivisor)
|
|
spec.Params.NetworkID = (hexutil.Uint64)(genesis.Config.ChainID.Uint64())
|
|
spec.Params.ChainID = (hexutil.Uint64)(genesis.Config.ChainID.Uint64())
|
|
spec.Params.MaxCodeSize = params.MaxCodeSize
|
|
// geth has it set from zero
|
|
spec.Params.MaxCodeSizeTransition = 0
|
|
|
|
// Disable this one
|
|
spec.Params.EIP98Transition = math.MaxInt64
|
|
|
|
spec.Genesis.Seal.Ethereum.Nonce = (hexutil.Bytes)(make([]byte, 8))
|
|
binary.LittleEndian.PutUint64(spec.Genesis.Seal.Ethereum.Nonce[:], genesis.Nonce)
|
|
|
|
spec.Genesis.Seal.Ethereum.MixHash = (hexutil.Bytes)(genesis.Mixhash[:])
|
|
spec.Genesis.Difficulty = (*hexutil.Big)(genesis.Difficulty)
|
|
spec.Genesis.Author = genesis.Coinbase
|
|
spec.Genesis.Timestamp = (hexutil.Uint64)(genesis.Timestamp)
|
|
spec.Genesis.ParentHash = genesis.ParentHash
|
|
spec.Genesis.ExtraData = (hexutil.Bytes)(genesis.ExtraData)
|
|
spec.Genesis.GasLimit = (hexutil.Uint64)(genesis.GasLimit)
|
|
|
|
spec.Accounts = make(map[common.UnprefixedAddress]*parityChainSpecAccount)
|
|
for address, account := range genesis.Alloc {
|
|
bal := math2.HexOrDecimal256(*account.Balance)
|
|
|
|
spec.Accounts[common.UnprefixedAddress(address)] = &parityChainSpecAccount{
|
|
Balance: bal,
|
|
Nonce: math2.HexOrDecimal64(account.Nonce),
|
|
}
|
|
}
|
|
spec.setPrecompile(1, &parityChainSpecBuiltin{Name: "ecrecover",
|
|
Pricing: &parityChainSpecPricing{Linear: &parityChainSpecLinearPricing{Base: 3000}}})
|
|
|
|
spec.setPrecompile(2, &parityChainSpecBuiltin{
|
|
Name: "sha256", Pricing: &parityChainSpecPricing{Linear: &parityChainSpecLinearPricing{Base: 60, Word: 12}},
|
|
})
|
|
spec.setPrecompile(3, &parityChainSpecBuiltin{
|
|
Name: "ripemd160", Pricing: &parityChainSpecPricing{Linear: &parityChainSpecLinearPricing{Base: 600, Word: 120}},
|
|
})
|
|
spec.setPrecompile(4, &parityChainSpecBuiltin{
|
|
Name: "identity", Pricing: &parityChainSpecPricing{Linear: &parityChainSpecLinearPricing{Base: 15, Word: 3}},
|
|
})
|
|
if genesis.Config.ByzantiumBlock != nil {
|
|
spec.setPrecompile(5, &parityChainSpecBuiltin{
|
|
Name: "modexp", ActivateAt: (*hexutil.Big)(genesis.Config.ByzantiumBlock), Pricing: &parityChainSpecPricing{ModExp: &parityChainSpecModExpPricing{Divisor: 20}},
|
|
})
|
|
spec.setPrecompile(6, &parityChainSpecBuiltin{
|
|
Name: "alt_bn128_add", ActivateAt: (*hexutil.Big)(genesis.Config.ByzantiumBlock), Pricing: &parityChainSpecPricing{AltBnConstOperation: &parityChainSpecAltBnConstOperationPricing{Price: 500}},
|
|
})
|
|
spec.setPrecompile(7, &parityChainSpecBuiltin{
|
|
Name: "alt_bn128_mul", ActivateAt: (*hexutil.Big)(genesis.Config.ByzantiumBlock), Pricing: &parityChainSpecPricing{AltBnConstOperation: &parityChainSpecAltBnConstOperationPricing{Price: 40000}},
|
|
})
|
|
spec.setPrecompile(8, &parityChainSpecBuiltin{
|
|
Name: "alt_bn128_pairing", ActivateAt: (*hexutil.Big)(genesis.Config.ByzantiumBlock), Pricing: &parityChainSpecPricing{AltBnPairing: &parityChainSpecAltBnPairingPricing{Base: 100000, Pair: 80000}},
|
|
})
|
|
}
|
|
if genesis.Config.IstanbulBlock != nil {
|
|
if genesis.Config.ByzantiumBlock == nil {
|
|
return nil, errors.New("invalid genesis, istanbul fork is enabled while byzantium is not")
|
|
}
|
|
spec.setPrecompile(6, &parityChainSpecBuiltin{
|
|
Name: "alt_bn128_add", ActivateAt: (*hexutil.Big)(genesis.Config.ByzantiumBlock), EIP1108Transition: (*hexutil.Big)(genesis.Config.IstanbulBlock), Pricing: &parityChainSpecPricing{AltBnConstOperation: &parityChainSpecAltBnConstOperationPricing{Price: 500, EIP1108TransitionPrice: 150}},
|
|
})
|
|
spec.setPrecompile(7, &parityChainSpecBuiltin{
|
|
Name: "alt_bn128_mul", ActivateAt: (*hexutil.Big)(genesis.Config.ByzantiumBlock), EIP1108Transition: (*hexutil.Big)(genesis.Config.IstanbulBlock), Pricing: &parityChainSpecPricing{AltBnConstOperation: &parityChainSpecAltBnConstOperationPricing{Price: 40000, EIP1108TransitionPrice: 6000}},
|
|
})
|
|
spec.setPrecompile(8, &parityChainSpecBuiltin{
|
|
Name: "alt_bn128_pairing", ActivateAt: (*hexutil.Big)(genesis.Config.ByzantiumBlock), EIP1108Transition: (*hexutil.Big)(genesis.Config.IstanbulBlock), Pricing: &parityChainSpecPricing{AltBnPairing: &parityChainSpecAltBnPairingPricing{Base: 100000, Pair: 80000, EIP1108TransitionBase: 45000, EIP1108TransitionPair: 34000}},
|
|
})
|
|
spec.setPrecompile(9, &parityChainSpecBuiltin{
|
|
Name: "blake2_f", ActivateAt: (*hexutil.Big)(genesis.Config.IstanbulBlock), Pricing: &parityChainSpecPricing{Blake2F: &parityChainSpecBlakePricing{GasPerRound: 1}},
|
|
})
|
|
}
|
|
return spec, nil
|
|
}
|
|
|
|
func (spec *parityChainSpec) setPrecompile(address byte, data *parityChainSpecBuiltin) {
|
|
if spec.Accounts == nil {
|
|
spec.Accounts = make(map[common.UnprefixedAddress]*parityChainSpecAccount)
|
|
}
|
|
a := common.UnprefixedAddress(common.BytesToAddress([]byte{address}))
|
|
if _, exist := spec.Accounts[a]; !exist {
|
|
spec.Accounts[a] = &parityChainSpecAccount{}
|
|
}
|
|
spec.Accounts[a].Builtin = data
|
|
}
|
|
|
|
func (spec *parityChainSpec) setByzantium(num *big.Int) {
|
|
spec.Engine.Ethash.Params.BlockReward[hexutil.EncodeBig(num)] = hexutil.EncodeBig(ethash.ByzantiumBlockReward)
|
|
spec.Engine.Ethash.Params.DifficultyBombDelays[hexutil.EncodeBig(num)] = hexutil.EncodeUint64(3000000)
|
|
n := hexutil.Uint64(num.Uint64())
|
|
spec.Engine.Ethash.Params.EIP100bTransition = n
|
|
spec.Params.EIP140Transition = n
|
|
spec.Params.EIP211Transition = n
|
|
spec.Params.EIP214Transition = n
|
|
spec.Params.EIP658Transition = n
|
|
}
|
|
|
|
func (spec *parityChainSpec) setConstantinople(num *big.Int) {
|
|
spec.Engine.Ethash.Params.BlockReward[hexutil.EncodeBig(num)] = hexutil.EncodeBig(ethash.ConstantinopleBlockReward)
|
|
spec.Engine.Ethash.Params.DifficultyBombDelays[hexutil.EncodeBig(num)] = hexutil.EncodeUint64(2000000)
|
|
n := hexutil.Uint64(num.Uint64())
|
|
spec.Params.EIP145Transition = n
|
|
spec.Params.EIP1014Transition = n
|
|
spec.Params.EIP1052Transition = n
|
|
spec.Params.EIP1283Transition = n
|
|
}
|
|
|
|
func (spec *parityChainSpec) setConstantinopleFix(num *big.Int) {
|
|
spec.Params.EIP1283DisableTransition = hexutil.Uint64(num.Uint64())
|
|
}
|
|
|
|
func (spec *parityChainSpec) setIstanbul(num *big.Int) {
|
|
// spec.Params.EIP152Transition = hexutil.Uint64(num.Uint64())
|
|
// spec.Params.EIP1108Transition = hexutil.Uint64(num.Uint64())
|
|
spec.Params.EIP1344Transition = hexutil.Uint64(num.Uint64())
|
|
spec.Params.EIP1884Transition = hexutil.Uint64(num.Uint64())
|
|
spec.Params.EIP2028Transition = hexutil.Uint64(num.Uint64())
|
|
spec.Params.EIP1283ReenableTransition = hexutil.Uint64(num.Uint64())
|
|
}
|
|
|
|
// pyEthereumGenesisSpec represents the genesis specification format used by the
|
|
// Python Ethereum implementation.
|
|
type pyEthereumGenesisSpec struct {
|
|
Nonce hexutil.Bytes `json:"nonce"`
|
|
Timestamp hexutil.Uint64 `json:"timestamp"`
|
|
ExtraData hexutil.Bytes `json:"extraData"`
|
|
GasLimit hexutil.Uint64 `json:"gasLimit"`
|
|
Difficulty *hexutil.Big `json:"difficulty"`
|
|
Mixhash common.Hash `json:"mixhash"`
|
|
Coinbase common.Address `json:"coinbase"`
|
|
Alloc core.GenesisAlloc `json:"alloc"`
|
|
ParentHash common.Hash `json:"parentHash"`
|
|
}
|
|
|
|
// newPyEthereumGenesisSpec converts a go-ethereum genesis block into a Parity specific
|
|
// chain specification format.
|
|
func newPyEthereumGenesisSpec(network string, genesis *core.Genesis) (*pyEthereumGenesisSpec, error) {
|
|
// Only ethash is currently supported between go-ethereum and pyethereum
|
|
if genesis.Config.Ethash == nil {
|
|
return nil, errors.New("unsupported consensus engine")
|
|
}
|
|
spec := &pyEthereumGenesisSpec{
|
|
Timestamp: (hexutil.Uint64)(genesis.Timestamp),
|
|
ExtraData: genesis.ExtraData,
|
|
GasLimit: (hexutil.Uint64)(genesis.GasLimit),
|
|
Difficulty: (*hexutil.Big)(genesis.Difficulty),
|
|
Mixhash: genesis.Mixhash,
|
|
Coinbase: genesis.Coinbase,
|
|
Alloc: genesis.Alloc,
|
|
ParentHash: genesis.ParentHash,
|
|
}
|
|
spec.Nonce = (hexutil.Bytes)(make([]byte, 8))
|
|
binary.LittleEndian.PutUint64(spec.Nonce[:], genesis.Nonce)
|
|
|
|
return spec, nil
|
|
}
|