bf68be2bd9
* dep: upgrade secp256k1 to use btcec/v2 v2.3.2 and update insecurity pkg * build ci: upgrade go to 1.19 and golangci-lint to 1.50.1 * docs: fix format that does not follow the goimports * dep: redirect github.com/bnb-chain/tendermint to v0.31.13 * ci: disable GOPROXY
476 lines
17 KiB
Go
476 lines
17 KiB
Go
// Copyright 2014 The go-ethereum Authors
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// This file is part of the go-ethereum library.
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//
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// The go-ethereum library is free software: you can redistribute it and/or modify
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// it under the terms of the GNU Lesser 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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// The go-ethereum library 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 Lesser General Public License for more details.
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//
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// You should have received a copy of the GNU Lesser General Public License
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// along with the go-ethereum library. If not, see <http://www.gnu.org/licenses/>.
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package core
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import (
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"bytes"
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"encoding/hex"
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"encoding/json"
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"errors"
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"fmt"
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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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"github.com/ethereum/go-ethereum/common/math"
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"github.com/ethereum/go-ethereum/core/rawdb"
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"github.com/ethereum/go-ethereum/core/state"
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"github.com/ethereum/go-ethereum/core/systemcontracts"
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"github.com/ethereum/go-ethereum/core/types"
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"github.com/ethereum/go-ethereum/crypto"
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"github.com/ethereum/go-ethereum/ethdb"
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"github.com/ethereum/go-ethereum/log"
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"github.com/ethereum/go-ethereum/params"
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"github.com/ethereum/go-ethereum/rlp"
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"github.com/ethereum/go-ethereum/trie"
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)
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//go:generate gencodec -type Genesis -field-override genesisSpecMarshaling -out gen_genesis.go
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//go:generate gencodec -type GenesisAccount -field-override genesisAccountMarshaling -out gen_genesis_account.go
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var errGenesisNoConfig = errors.New("genesis has no chain configuration")
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// Genesis specifies the header fields, state of a genesis block. It also defines hard
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// fork switch-over blocks through the chain configuration.
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type Genesis struct {
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Config *params.ChainConfig `json:"config"`
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Nonce uint64 `json:"nonce"`
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Timestamp uint64 `json:"timestamp"`
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ExtraData []byte `json:"extraData"`
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GasLimit uint64 `json:"gasLimit" gencodec:"required"`
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Difficulty *big.Int `json:"difficulty" gencodec:"required"`
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Mixhash common.Hash `json:"mixHash"`
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Coinbase common.Address `json:"coinbase"`
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Alloc GenesisAlloc `json:"alloc" gencodec:"required"`
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// These fields are used for consensus tests. Please don't use them
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// in actual genesis blocks.
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Number uint64 `json:"number"`
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GasUsed uint64 `json:"gasUsed"`
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ParentHash common.Hash `json:"parentHash"`
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BaseFee *big.Int `json:"baseFeePerGas"`
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}
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// GenesisAlloc specifies the initial state that is part of the genesis block.
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type GenesisAlloc map[common.Address]GenesisAccount
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func (ga *GenesisAlloc) UnmarshalJSON(data []byte) error {
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m := make(map[common.UnprefixedAddress]GenesisAccount)
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if err := json.Unmarshal(data, &m); err != nil {
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return err
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}
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*ga = make(GenesisAlloc)
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for addr, a := range m {
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(*ga)[common.Address(addr)] = a
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}
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return nil
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}
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// GenesisAccount is an account in the state of the genesis block.
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type GenesisAccount struct {
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Code []byte `json:"code,omitempty"`
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Storage map[common.Hash]common.Hash `json:"storage,omitempty"`
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Balance *big.Int `json:"balance" gencodec:"required"`
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Nonce uint64 `json:"nonce,omitempty"`
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PrivateKey []byte `json:"secretKey,omitempty"` // for tests
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}
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// field type overrides for gencodec
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type genesisSpecMarshaling struct {
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Nonce math.HexOrDecimal64
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Timestamp math.HexOrDecimal64
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ExtraData hexutil.Bytes
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GasLimit math.HexOrDecimal64
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GasUsed math.HexOrDecimal64
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Number math.HexOrDecimal64
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Difficulty *math.HexOrDecimal256
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BaseFee *math.HexOrDecimal256
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Alloc map[common.UnprefixedAddress]GenesisAccount
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}
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type genesisAccountMarshaling struct {
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Code hexutil.Bytes
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Balance *math.HexOrDecimal256
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Nonce math.HexOrDecimal64
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Storage map[storageJSON]storageJSON
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PrivateKey hexutil.Bytes
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}
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// storageJSON represents a 256 bit byte array, but allows less than 256 bits when
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// unmarshaling from hex.
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type storageJSON common.Hash
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func (h *storageJSON) UnmarshalText(text []byte) error {
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text = bytes.TrimPrefix(text, []byte("0x"))
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if len(text) > 64 {
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return fmt.Errorf("too many hex characters in storage key/value %q", text)
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}
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offset := len(h) - len(text)/2 // pad on the left
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if _, err := hex.Decode(h[offset:], text); err != nil {
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fmt.Println(err)
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return fmt.Errorf("invalid hex storage key/value %q", text)
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}
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return nil
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}
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func (h storageJSON) MarshalText() ([]byte, error) {
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return hexutil.Bytes(h[:]).MarshalText()
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}
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// GenesisMismatchError is raised when trying to overwrite an existing
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// genesis block with an incompatible one.
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type GenesisMismatchError struct {
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Stored, New common.Hash
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}
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func (e *GenesisMismatchError) Error() string {
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return fmt.Sprintf("database contains incompatible genesis (have %x, new %x)", e.Stored, e.New)
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}
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// SetupGenesisBlock writes or updates the genesis block in db.
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// The block that will be used is:
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//
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// genesis == nil genesis != nil
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// +------------------------------------------
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// db has no genesis | main-net default | genesis
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// db has genesis | from DB | genesis (if compatible)
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//
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// The stored chain configuration will be updated if it is compatible (i.e. does not
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// specify a fork block below the local head block). In case of a conflict, the
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// error is a *params.ConfigCompatError and the new, unwritten config is returned.
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//
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// The returned chain configuration is never nil.
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func SetupGenesisBlock(db ethdb.Database, genesis *Genesis) (*params.ChainConfig, common.Hash, error) {
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return SetupGenesisBlockWithOverride(db, genesis, nil, nil, nil)
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}
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func SetupGenesisBlockWithOverride(db ethdb.Database, genesis *Genesis, overrideBerlin, overrideArrowGlacier, overrideTerminalTotalDifficulty *big.Int) (*params.ChainConfig, common.Hash, error) {
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if genesis != nil && genesis.Config == nil {
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return params.AllEthashProtocolChanges, common.Hash{}, errGenesisNoConfig
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}
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// Just commit the new block if there is no stored genesis block.
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stored := rawdb.ReadCanonicalHash(db, 0)
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systemcontracts.GenesisHash = stored
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if (stored == common.Hash{}) {
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if genesis == nil {
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log.Info("Writing default main-net genesis block")
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genesis = DefaultGenesisBlock()
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} else {
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log.Info("Writing custom genesis block")
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}
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block, err := genesis.Commit(db)
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if err != nil {
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return genesis.Config, common.Hash{}, err
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}
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return genesis.Config, block.Hash(), nil
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}
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// We have the genesis block in database(perhaps in ancient database)
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// but the corresponding state is missing.
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header := rawdb.ReadHeader(db, stored, 0)
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if _, err := state.New(header.Root, state.NewDatabaseWithConfigAndCache(db, nil), nil); err != nil {
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if genesis == nil {
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genesis = DefaultGenesisBlock()
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}
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// Ensure the stored genesis matches with the given one.
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hash := genesis.ToBlock(nil).Hash()
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if hash != stored {
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return genesis.Config, hash, &GenesisMismatchError{stored, hash}
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}
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block, err := genesis.Commit(db)
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if err != nil {
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return genesis.Config, hash, err
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}
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return genesis.Config, block.Hash(), nil
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}
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// Check whether the genesis block is already written.
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if genesis != nil {
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hash := genesis.ToBlock(nil).Hash()
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if hash != stored {
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return genesis.Config, hash, &GenesisMismatchError{stored, hash}
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}
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}
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// Get the existing chain configuration.
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newcfg := genesis.configOrDefault(stored)
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if overrideBerlin != nil {
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newcfg.BerlinBlock = overrideBerlin
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}
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if overrideArrowGlacier != nil {
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newcfg.ArrowGlacierBlock = overrideArrowGlacier
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}
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if overrideTerminalTotalDifficulty != nil {
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newcfg.TerminalTotalDifficulty = overrideTerminalTotalDifficulty
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}
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if err := newcfg.CheckConfigForkOrder(); err != nil {
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return newcfg, common.Hash{}, err
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}
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storedcfg := rawdb.ReadChainConfig(db, stored)
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if storedcfg == nil {
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log.Warn("Found genesis block without chain config")
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rawdb.WriteChainConfig(db, stored, newcfg)
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return newcfg, stored, nil
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}
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// Special case: don't change the existing config of a non-mainnet chain if no new
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// config is supplied. These chains would get AllProtocolChanges (and a compat error)
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// if we just continued here.
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// The full node of two BSC testnets may run without genesis file after been inited.
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if genesis == nil && stored != params.MainnetGenesisHash &&
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stored != params.ChapelGenesisHash && stored != params.RialtoGenesisHash && stored != params.BSCGenesisHash {
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return storedcfg, stored, nil
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}
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// Check config compatibility and write the config. Compatibility errors
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// are returned to the caller unless we're already at block zero.
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height := rawdb.ReadHeaderNumber(db, rawdb.ReadHeadHeaderHash(db))
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if height == nil {
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return newcfg, stored, fmt.Errorf("missing block number for head header hash")
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}
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compatErr := storedcfg.CheckCompatible(newcfg, *height)
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if compatErr != nil && *height != 0 && compatErr.RewindTo != 0 {
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return newcfg, stored, compatErr
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}
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rawdb.WriteChainConfig(db, stored, newcfg)
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return newcfg, stored, nil
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}
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func (g *Genesis) configOrDefault(ghash common.Hash) *params.ChainConfig {
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switch {
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case g != nil:
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return g.Config
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case ghash == params.MainnetGenesisHash:
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return params.MainnetChainConfig
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case ghash == params.RopstenGenesisHash:
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return params.RopstenChainConfig
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case ghash == params.SepoliaGenesisHash:
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return params.SepoliaChainConfig
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case ghash == params.RinkebyGenesisHash:
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return params.RinkebyChainConfig
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case ghash == params.GoerliGenesisHash:
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return params.GoerliChainConfig
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case ghash == params.BSCGenesisHash:
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return params.BSCChainConfig
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case ghash == params.ChapelGenesisHash:
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return params.ChapelChainConfig
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case ghash == params.RialtoGenesisHash:
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return params.RialtoChainConfig
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default:
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return params.AllEthashProtocolChanges
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}
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}
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// ToBlock creates the genesis block and writes state of a genesis specification
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// to the given database (or discards it if nil).
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func (g *Genesis) ToBlock(db ethdb.Database) *types.Block {
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if db == nil {
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db = rawdb.NewMemoryDatabase()
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}
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statedb, err := state.New(common.Hash{}, state.NewDatabase(db), nil)
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if err != nil {
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panic(err)
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}
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for addr, account := range g.Alloc {
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statedb.AddBalance(addr, account.Balance)
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statedb.SetCode(addr, account.Code)
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statedb.SetNonce(addr, account.Nonce)
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for key, value := range account.Storage {
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statedb.SetState(addr, key, value)
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}
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}
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root := statedb.IntermediateRoot(false)
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head := &types.Header{
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Number: new(big.Int).SetUint64(g.Number),
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Nonce: types.EncodeNonce(g.Nonce),
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Time: g.Timestamp,
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ParentHash: g.ParentHash,
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Extra: g.ExtraData,
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GasLimit: g.GasLimit,
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GasUsed: g.GasUsed,
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BaseFee: g.BaseFee,
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Difficulty: g.Difficulty,
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MixDigest: g.Mixhash,
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Coinbase: g.Coinbase,
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Root: root,
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}
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if g.GasLimit == 0 {
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head.GasLimit = params.GenesisGasLimit
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}
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if g.Difficulty == nil && g.Mixhash == (common.Hash{}) {
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head.Difficulty = params.GenesisDifficulty
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}
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if g.Config != nil && g.Config.IsLondon(common.Big0) {
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if g.BaseFee != nil {
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head.BaseFee = g.BaseFee
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} else {
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head.BaseFee = new(big.Int).SetUint64(params.InitialBaseFee)
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}
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}
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statedb.Commit(nil)
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statedb.Database().TrieDB().Commit(root, true, nil)
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return types.NewBlock(head, nil, nil, nil, trie.NewStackTrie(nil))
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}
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// Commit writes the block and state of a genesis specification to the database.
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// The block is committed as the canonical head block.
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func (g *Genesis) Commit(db ethdb.Database) (*types.Block, error) {
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block := g.ToBlock(db)
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if block.Number().Sign() != 0 {
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return nil, errors.New("can't commit genesis block with number > 0")
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}
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config := g.Config
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if config == nil {
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config = params.AllEthashProtocolChanges
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}
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if err := config.CheckConfigForkOrder(); err != nil {
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return nil, err
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}
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if config.Clique != nil && len(block.Extra()) == 0 {
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return nil, errors.New("can't start clique chain without signers")
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}
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rawdb.WriteTd(db, block.Hash(), block.NumberU64(), block.Difficulty())
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rawdb.WriteBlock(db, block)
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rawdb.WriteReceipts(db, block.Hash(), block.NumberU64(), nil)
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rawdb.WriteCanonicalHash(db, block.Hash(), block.NumberU64())
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rawdb.WriteHeadBlockHash(db, block.Hash())
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rawdb.WriteHeadFastBlockHash(db, block.Hash())
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rawdb.WriteHeadHeaderHash(db, block.Hash())
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rawdb.WriteChainConfig(db, block.Hash(), config)
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return block, nil
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}
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// MustCommit writes the genesis block and state to db, panicking on error.
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// The block is committed as the canonical head block.
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func (g *Genesis) MustCommit(db ethdb.Database) *types.Block {
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block, err := g.Commit(db)
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if err != nil {
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panic(err)
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}
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return block
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}
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// GenesisBlockForTesting creates and writes a block in which addr has the given wei balance.
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func GenesisBlockForTesting(db ethdb.Database, addr common.Address, balance *big.Int) *types.Block {
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g := Genesis{
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Alloc: GenesisAlloc{addr: {Balance: balance}},
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BaseFee: big.NewInt(params.InitialBaseFee),
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}
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return g.MustCommit(db)
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}
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// DefaultGenesisBlock returns the Ethereum main net genesis block.
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func DefaultGenesisBlock() *Genesis {
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return &Genesis{
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Config: params.MainnetChainConfig,
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Nonce: 66,
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ExtraData: hexutil.MustDecode("0x11bbe8db4e347b4e8c937c1c8370e4b5ed33adb3db69cbdb7a38e1e50b1b82fa"),
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GasLimit: 5000,
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Difficulty: big.NewInt(17179869184),
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Alloc: decodePrealloc(mainnetAllocData),
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}
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}
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// DefaultRopstenGenesisBlock returns the Ropsten network genesis block.
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func DefaultRopstenGenesisBlock() *Genesis {
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return &Genesis{
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Config: params.RopstenChainConfig,
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Nonce: 66,
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ExtraData: hexutil.MustDecode("0x3535353535353535353535353535353535353535353535353535353535353535"),
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GasLimit: 16777216,
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Difficulty: big.NewInt(1048576),
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Alloc: decodePrealloc(ropstenAllocData),
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}
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}
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// DefaultRinkebyGenesisBlock returns the Rinkeby network genesis block.
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func DefaultRinkebyGenesisBlock() *Genesis {
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return &Genesis{
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Config: params.RinkebyChainConfig,
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Timestamp: 1492009146,
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ExtraData: hexutil.MustDecode("0x52657370656374206d7920617574686f7269746168207e452e436172746d616e42eb768f2244c8811c63729a21a3569731535f067ffc57839b00206d1ad20c69a1981b489f772031b279182d99e65703f0076e4812653aab85fca0f00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000"),
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GasLimit: 4700000,
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Difficulty: big.NewInt(1),
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Alloc: decodePrealloc(rinkebyAllocData),
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}
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}
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// DefaultGoerliGenesisBlock returns the Görli network genesis block.
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func DefaultGoerliGenesisBlock() *Genesis {
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return &Genesis{
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Config: params.GoerliChainConfig,
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Timestamp: 1548854791,
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ExtraData: hexutil.MustDecode("0x22466c6578692069732061207468696e6722202d204166726900000000000000e0a2bd4258d2768837baa26a28fe71dc079f84c70000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000"),
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GasLimit: 10485760,
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Difficulty: big.NewInt(1),
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Alloc: decodePrealloc(goerliAllocData),
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}
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}
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// DefaultSepoliaGenesisBlock returns the Sepolia network genesis block.
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func DefaultSepoliaGenesisBlock() *Genesis {
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return &Genesis{
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Config: params.SepoliaChainConfig,
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Nonce: 0,
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ExtraData: []byte("Sepolia, Athens, Attica, Greece!"),
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GasLimit: 0x1c9c380,
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Difficulty: big.NewInt(0x20000),
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Timestamp: 1633267481,
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Alloc: decodePrealloc(sepoliaAllocData),
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}
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}
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// DeveloperGenesisBlock returns the 'geth --dev' genesis block.
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func DeveloperGenesisBlock(period uint64, gasLimit uint64, faucet common.Address) *Genesis {
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// Override the default period to the user requested one
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config := *params.AllCliqueProtocolChanges
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config.Clique = ¶ms.CliqueConfig{
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Period: period,
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Epoch: config.Clique.Epoch,
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}
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// Assemble and return the genesis with the precompiles and faucet pre-funded
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return &Genesis{
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Config: &config,
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ExtraData: append(append(make([]byte, 32), faucet[:]...), make([]byte, crypto.SignatureLength)...),
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GasLimit: gasLimit,
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BaseFee: big.NewInt(params.InitialBaseFee),
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Difficulty: big.NewInt(1),
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Alloc: map[common.Address]GenesisAccount{
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common.BytesToAddress([]byte{1}): {Balance: big.NewInt(1)}, // ECRecover
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common.BytesToAddress([]byte{2}): {Balance: big.NewInt(1)}, // SHA256
|
|
common.BytesToAddress([]byte{3}): {Balance: big.NewInt(1)}, // RIPEMD
|
|
common.BytesToAddress([]byte{4}): {Balance: big.NewInt(1)}, // Identity
|
|
common.BytesToAddress([]byte{5}): {Balance: big.NewInt(1)}, // ModExp
|
|
common.BytesToAddress([]byte{6}): {Balance: big.NewInt(1)}, // ECAdd
|
|
common.BytesToAddress([]byte{7}): {Balance: big.NewInt(1)}, // ECScalarMul
|
|
common.BytesToAddress([]byte{8}): {Balance: big.NewInt(1)}, // ECPairing
|
|
common.BytesToAddress([]byte{9}): {Balance: big.NewInt(1)}, // BLAKE2b
|
|
faucet: {Balance: new(big.Int).Sub(new(big.Int).Lsh(big.NewInt(1), 256), big.NewInt(9))},
|
|
},
|
|
}
|
|
}
|
|
|
|
func decodePrealloc(data string) GenesisAlloc {
|
|
var p []struct{ Addr, Balance *big.Int }
|
|
if err := rlp.NewStream(strings.NewReader(data), 0).Decode(&p); err != nil {
|
|
panic(err)
|
|
}
|
|
ga := make(GenesisAlloc, len(p))
|
|
for _, account := range p {
|
|
ga[common.BigToAddress(account.Addr)] = GenesisAccount{Balance: account.Balance}
|
|
}
|
|
return ga
|
|
}
|