// Copyright 2014 The go-ethereum Authors // This file is part of the go-ethereum library. // // The go-ethereum library is free software: you can redistribute it and/or modify // it under the terms of the GNU Lesser General Public License as published by // the Free Software Foundation, either version 3 of the License, or // (at your option) any later version. // // The go-ethereum library is distributed in the hope that it will be useful, // but WITHOUT ANY WARRANTY; without even the implied warranty of // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the // GNU Lesser General Public License for more details. // // You should have received a copy of the GNU Lesser General Public License // along with the go-ethereum library. If not, see . package core import ( "bytes" "context" "embed" "encoding/binary" "encoding/hex" "encoding/json" "errors" "fmt" "math/big" "sync" "github.com/holiman/uint256" "github.com/ledgerwatch/erigon-lib/kv" "github.com/ledgerwatch/erigon-lib/kv/mdbx" "github.com/ledgerwatch/erigon/common" "github.com/ledgerwatch/erigon/common/hexutil" "github.com/ledgerwatch/erigon/common/math" "github.com/ledgerwatch/erigon/consensus/ethash" "github.com/ledgerwatch/erigon/consensus/serenity" "github.com/ledgerwatch/erigon/core/rawdb" "github.com/ledgerwatch/erigon/core/state" "github.com/ledgerwatch/erigon/core/types" "github.com/ledgerwatch/erigon/crypto" "github.com/ledgerwatch/erigon/params" "github.com/ledgerwatch/erigon/params/networkname" "github.com/ledgerwatch/erigon/rlp" "github.com/ledgerwatch/erigon/turbo/trie" "github.com/ledgerwatch/log/v3" ) //go:generate gencodec -type Genesis -field-override genesisSpecMarshaling -out gen_genesis.go //go:generate gencodec -type GenesisAccount -field-override genesisAccountMarshaling -out gen_genesis_account.go //go:embed allocs var allocs embed.FS var ErrGenesisNoConfig = errors.New("genesis has no chain configuration") // Genesis specifies the header fields, state of a genesis block. It also defines hard // fork switch-over blocks through the chain configuration. type Genesis struct { Config *params.ChainConfig `json:"config"` Nonce uint64 `json:"nonce"` Timestamp uint64 `json:"timestamp"` ExtraData []byte `json:"extraData"` GasLimit uint64 `json:"gasLimit" gencodec:"required"` Difficulty *big.Int `json:"difficulty" gencodec:"required"` Mixhash common.Hash `json:"mixHash"` Coinbase common.Address `json:"coinbase"` Alloc GenesisAlloc `json:"alloc" gencodec:"required"` SealRlp []byte `json:"sealRlp"` // These fields are used for consensus tests. Please don't use them // in actual genesis blocks. Number uint64 `json:"number"` GasUsed uint64 `json:"gasUsed"` ParentHash common.Hash `json:"parentHash"` BaseFee *big.Int `json:"baseFeePerGas"` } // GenesisAlloc specifies the initial state that is part of the genesis block. type GenesisAlloc map[common.Address]GenesisAccount type AuthorityRoundSeal struct { /// Seal step. Step uint64 `json:"step"` /// Seal signature. Signature common.Hash `json:"signature"` } func (ga *GenesisAlloc) UnmarshalJSON(data []byte) error { m := make(map[common.UnprefixedAddress]GenesisAccount) if err := json.Unmarshal(data, &m); err != nil { return err } *ga = make(GenesisAlloc) for addr, a := range m { (*ga)[common.Address(addr)] = a } return nil } // GenesisAccount is an account in the state of the genesis block. type GenesisAccount struct { Code []byte `json:"code,omitempty"` Storage map[common.Hash]common.Hash `json:"storage,omitempty"` Balance *big.Int `json:"balance" gencodec:"required"` Nonce uint64 `json:"nonce,omitempty"` PrivateKey []byte `json:"secretKey,omitempty"` // for tests } // field type overrides for gencodec type genesisSpecMarshaling struct { Nonce math.HexOrDecimal64 Timestamp math.HexOrDecimal64 ExtraData hexutil.Bytes GasLimit math.HexOrDecimal64 GasUsed math.HexOrDecimal64 Number math.HexOrDecimal64 Difficulty *math.HexOrDecimal256 BaseFee *math.HexOrDecimal256 Alloc map[common.UnprefixedAddress]GenesisAccount } type genesisAccountMarshaling struct { Code hexutil.Bytes Balance *math.HexOrDecimal256 Nonce math.HexOrDecimal64 Storage map[storageJSON]storageJSON PrivateKey hexutil.Bytes } // storageJSON represents a 256 bit byte array, but allows less than 256 bits when // unmarshaling from hex. type storageJSON common.Hash func (h *storageJSON) UnmarshalText(text []byte) error { text = bytes.TrimPrefix(text, []byte("0x")) if len(text) > 64 { return fmt.Errorf("too many hex characters in storage key/value %q", text) } offset := len(h) - len(text)/2 // pad on the left if _, err := hex.Decode(h[offset:], text); err != nil { return fmt.Errorf("invalid hex storage key/value %q", text) } return nil } func (h storageJSON) MarshalText() ([]byte, error) { return hexutil.Bytes(h[:]).MarshalText() } // GenesisMismatchError is raised when trying to overwrite an existing // genesis block with an incompatible one. type GenesisMismatchError struct { Stored, New common.Hash } func (e *GenesisMismatchError) Error() string { return fmt.Sprintf("database contains incompatible genesis (have %x, new %x)", e.Stored, e.New) } // CommitGenesisBlock writes or updates the genesis block in db. // The block that will be used is: // // genesis == nil genesis != nil // +------------------------------------------ // db has no genesis | main-net default | genesis // db has genesis | from DB | genesis (if compatible) // // The stored chain configuration will be updated if it is compatible (i.e. does not // specify a fork block below the local head block). In case of a conflict, the // error is a *params.ConfigCompatError and the new, unwritten config is returned. // // The returned chain configuration is never nil. func CommitGenesisBlock(db kv.RwDB, genesis *Genesis) (*params.ChainConfig, *types.Block, error) { tx, err := db.BeginRw(context.Background()) if err != nil { return nil, nil, err } defer tx.Rollback() c, b, err := WriteGenesisBlock(tx, genesis) if err != nil { return c, b, err } err = tx.Commit() if err != nil { return c, b, err } return c, b, nil } func MustCommitGenesisBlock(db kv.RwDB, genesis *Genesis) (*params.ChainConfig, *types.Block) { c, b, err := CommitGenesisBlock(db, genesis) if err != nil { panic(err) } return c, b } func WriteGenesisBlock(db kv.RwTx, genesis *Genesis) (*params.ChainConfig, *types.Block, error) { if genesis != nil && genesis.Config == nil { return params.AllEthashProtocolChanges, nil, ErrGenesisNoConfig } // Just commit the new block if there is no stored genesis block. stored, storedErr := rawdb.ReadCanonicalHash(db, 0) if storedErr != nil { return nil, nil, storedErr } if (stored == common.Hash{}) { custom := true if genesis == nil { log.Info("Writing default main-net genesis block") genesis = DefaultGenesisBlock() custom = false } block, _, err1 := genesis.Write(db) if err1 != nil { return genesis.Config, nil, err1 } if custom { log.Info("Writing custom genesis block", "hash", block.Hash().String()) } return genesis.Config, block, nil } // Check whether the genesis block is already written. if genesis != nil { block, _, err1 := genesis.ToBlock() if err1 != nil { return genesis.Config, nil, err1 } hash := block.Hash() if hash != stored { return genesis.Config, block, &GenesisMismatchError{stored, hash} } } storedBlock, err := rawdb.ReadBlockByHash(db, stored) if err != nil { return genesis.Config, nil, err } // Get the existing chain configuration. newcfg := genesis.configOrDefault(stored) if err := newcfg.CheckConfigForkOrder(); err != nil { return newcfg, nil, err } storedcfg, storedErr := rawdb.ReadChainConfig(db, stored) if storedErr != nil { return newcfg, nil, storedErr } if storedcfg == nil { log.Warn("Found genesis block without chain config") err1 := rawdb.WriteChainConfig(db, stored, newcfg) if err1 != nil { return newcfg, nil, err1 } return newcfg, storedBlock, nil } // Special case: don't change the existing config of a non-mainnet chain if no new // config is supplied. These chains would get AllProtocolChanges (and a compat error) // if we just continued here. if genesis == nil && stored != params.MainnetGenesisHash { return storedcfg, storedBlock, nil } // Check config compatibility and write the config. Compatibility errors // are returned to the caller unless we're already at block zero. height := rawdb.ReadHeaderNumber(db, rawdb.ReadHeadHeaderHash(db)) if height == nil { //return newcfg, storedBlock, fmt.Errorf("missing block number for head header hash") } else { compatErr := storedcfg.CheckCompatible(newcfg, *height) if compatErr != nil && *height != 0 && compatErr.RewindTo != 0 { return newcfg, storedBlock, compatErr } } if err := rawdb.WriteChainConfig(db, stored, newcfg); err != nil { return newcfg, nil, err } return newcfg, storedBlock, nil } func (g *Genesis) configOrDefault(genesisHash common.Hash) *params.ChainConfig { if g != nil { return g.Config } config := params.ChainConfigByGenesisHash(genesisHash) if config != nil { return config } else { return params.AllEthashProtocolChanges } } // ToBlock creates the genesis block and writes state of a genesis specification // to the given database (or discards it if nil). func (g *Genesis) ToBlock() (*types.Block, *state.IntraBlockState, error) { var root common.Hash var statedb *state.IntraBlockState wg := sync.WaitGroup{} wg.Add(1) go func() { // we may run inside write tx, can't open 2nd write tx in same goroutine defer wg.Done() tmpDB := mdbx.NewMDBX(log.New()).InMem().MustOpen() defer tmpDB.Close() tx, err := tmpDB.BeginRw(context.Background()) if err != nil { panic(err) } defer tx.Rollback() r, w := state.NewDbStateReader(tx), state.NewDbStateWriter(tx, 0) statedb = state.New(r) for addr, account := range g.Alloc { balance, overflow := uint256.FromBig(account.Balance) if overflow { panic("overflow at genesis allocs") } statedb.AddBalance(addr, balance) statedb.SetCode(addr, account.Code) statedb.SetNonce(addr, account.Nonce) for key, value := range account.Storage { key := key val := uint256.NewInt(0).SetBytes(value.Bytes()) statedb.SetState(addr, &key, *val) } if len(account.Code) > 0 || len(account.Storage) > 0 { statedb.SetIncarnation(addr, 1) } } if err := statedb.FinalizeTx(params.Rules{}, w); err != nil { panic(err) } root, err = trie.CalcRoot("genesis", tx) if err != nil { panic(err) } }() wg.Wait() decodeSeal := func(in []byte) (seal []rlp.RawValue) { if len(in) == 0 { return nil } err := rlp.Decode(bytes.NewReader(in), &seal) if err != nil { panic(err) } return seal } head := &types.Header{ Number: new(big.Int).SetUint64(g.Number), Nonce: types.EncodeNonce(g.Nonce), Time: g.Timestamp, ParentHash: g.ParentHash, Extra: g.ExtraData, GasLimit: g.GasLimit, GasUsed: g.GasUsed, Difficulty: g.Difficulty, MixDigest: g.Mixhash, Coinbase: g.Coinbase, Root: root, BaseFee: g.BaseFee, Seal: decodeSeal(g.SealRlp), WithSeal: g.SealRlp != nil, } if g.GasLimit == 0 { head.GasLimit = params.GenesisGasLimit } if g.Difficulty == nil { head.Difficulty = params.GenesisDifficulty } if g.Config != nil && (g.Config.IsLondon(0)) { head.Eip1559 = true if g.BaseFee != nil { head.BaseFee = g.BaseFee } else { head.BaseFee = new(big.Int).SetUint64(params.InitialBaseFee) } } return types.NewBlock(head, nil, nil, nil), statedb, nil } func (g *Genesis) WriteGenesisState(tx kv.RwTx) (*types.Block, *state.IntraBlockState, error) { block, statedb, err := g.ToBlock() if err != nil { return nil, nil, err } for addr, account := range g.Alloc { if len(account.Code) == 0 && len(account.Storage) > 0 { // Special case for weird tests - inaccessible storage var b [8]byte binary.BigEndian.PutUint64(b[:], state.FirstContractIncarnation) if err := tx.Put(kv.IncarnationMap, addr[:], b[:]); err != nil { return nil, nil, err } } } if block.Number().Sign() != 0 { return nil, statedb, fmt.Errorf("can't commit genesis block with number > 0") } blockWriter := state.NewPlainStateWriter(tx, tx, 0) if err := statedb.CommitBlock(params.Rules{}, blockWriter); err != nil { return nil, statedb, fmt.Errorf("cannot write state: %w", err) } if err := blockWriter.WriteChangeSets(); err != nil { return nil, statedb, fmt.Errorf("cannot write change sets: %w", err) } if err := blockWriter.WriteHistory(); err != nil { return nil, statedb, fmt.Errorf("cannot write history: %w", err) } return block, statedb, nil } func (g *Genesis) MustWrite(tx kv.RwTx, history bool) (*types.Block, *state.IntraBlockState) { b, s, err := g.Write(tx) if err != nil { panic(err) } return b, s } // Write writes the block and state of a genesis specification to the database. // The block is committed as the canonical head block. func (g *Genesis) Write(tx kv.RwTx) (*types.Block, *state.IntraBlockState, error) { block, statedb, err2 := g.WriteGenesisState(tx) if err2 != nil { return block, statedb, err2 } config := g.Config if config == nil { config = params.AllEthashProtocolChanges } if err := config.CheckConfigForkOrder(); err != nil { return nil, nil, err } if err := rawdb.WriteTd(tx, block.Hash(), block.NumberU64(), g.Difficulty); err != nil { return nil, nil, err } if err := rawdb.WriteBlock(tx, block); err != nil { return nil, nil, err } if err := rawdb.WriteReceipts(tx, block.NumberU64(), nil); err != nil { return nil, nil, err } if err := rawdb.WriteCanonicalHash(tx, block.Hash(), block.NumberU64()); err != nil { return nil, nil, err } rawdb.WriteHeadBlockHash(tx, block.Hash()) if err := rawdb.WriteHeadHeaderHash(tx, block.Hash()); err != nil { return nil, nil, err } if err := rawdb.WriteChainConfig(tx, block.Hash(), config); err != nil { return nil, nil, err } // We support ethash/serenity for issuance (for now) if g.Config.Consensus != params.EtHashConsensus { return block, statedb, nil } // Issuance is the sum of allocs genesisIssuance := big.NewInt(0) for _, account := range g.Alloc { genesisIssuance.Add(genesisIssuance, account.Balance) } // BlockReward can be present at genesis if block.Header().Difficulty.Cmp(serenity.SerenityDifficulty) == 0 { // Proof-of-stake is 0.3 ether per block (TODO: revisit) genesisIssuance.Add(genesisIssuance, serenity.RewardSerenity) } else { blockReward, _ := ethash.AccumulateRewards(g.Config, block.Header(), nil) // Set BlockReward genesisIssuance.Add(genesisIssuance, blockReward.ToBig()) } if err := rawdb.WriteTotalIssued(tx, 0, genesisIssuance); err != nil { return nil, nil, err } return block, statedb, rawdb.WriteTotalBurnt(tx, 0, common.Big0) } // MustCommit writes the genesis block and state to db, panicking on error. // The block is committed as the canonical head block. func (g *Genesis) MustCommit(db kv.RwDB) *types.Block { tx, err := db.BeginRw(context.Background()) if err != nil { panic(err) } defer tx.Rollback() block, _ := g.MustWrite(tx, true) err = tx.Commit() if err != nil { panic(err) } return block } // GenesisBlockForTesting creates and writes a block in which addr has the given wei balance. func GenesisBlockForTesting(db kv.RwDB, addr common.Address, balance *big.Int) *types.Block { g := Genesis{Alloc: GenesisAlloc{addr: {Balance: balance}}, Config: params.TestChainConfig} block := g.MustCommit(db) return block } type GenAccount struct { Addr common.Address Balance *big.Int } func GenesisWithAccounts(db kv.RwDB, accs []GenAccount) *types.Block { g := Genesis{Config: params.TestChainConfig} allocs := make(map[common.Address]GenesisAccount) for _, acc := range accs { allocs[acc.Addr] = GenesisAccount{Balance: acc.Balance} } g.Alloc = allocs block := g.MustCommit(db) return block } // DefaultGenesisBlock returns the Ethereum main net genesis block. func DefaultGenesisBlock() *Genesis { return &Genesis{ Config: params.MainnetChainConfig, Nonce: 66, ExtraData: hexutil.MustDecode("0x11bbe8db4e347b4e8c937c1c8370e4b5ed33adb3db69cbdb7a38e1e50b1b82fa"), GasLimit: 5000, Difficulty: big.NewInt(17179869184), Alloc: readPrealloc("allocs/mainnet.json"), } } // DefaultSepoliaGenesisBlock returns the Sepolia network genesis block. func DefaultSepoliaGenesisBlock() *Genesis { return &Genesis{ Config: params.SepoliaChainConfig, Nonce: 0, ExtraData: []byte("Sepolia, Athens, Attica, Greece!"), GasLimit: 30000000, Difficulty: big.NewInt(131072), Timestamp: 1633267481, Alloc: readPrealloc("allocs/sepolia.json"), } } // DefaultRopstenGenesisBlock returns the Ropsten network genesis block. func DefaultRopstenGenesisBlock() *Genesis { return &Genesis{ Config: params.RopstenChainConfig, Nonce: 66, ExtraData: hexutil.MustDecode("0x3535353535353535353535353535353535353535353535353535353535353535"), GasLimit: 16777216, Difficulty: big.NewInt(1048576), Alloc: readPrealloc("allocs/ropsten.json"), } } // DefaultRinkebyGenesisBlock returns the Rinkeby network genesis block. func DefaultRinkebyGenesisBlock() *Genesis { return &Genesis{ Config: params.RinkebyChainConfig, Timestamp: 1492009146, ExtraData: hexutil.MustDecode("0x52657370656374206d7920617574686f7269746168207e452e436172746d616e42eb768f2244c8811c63729a21a3569731535f067ffc57839b00206d1ad20c69a1981b489f772031b279182d99e65703f0076e4812653aab85fca0f00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000"), GasLimit: 4700000, Difficulty: big.NewInt(1), Alloc: readPrealloc("allocs/rinkeby.json"), } } // DefaultGoerliGenesisBlock returns the Görli network genesis block. func DefaultGoerliGenesisBlock() *Genesis { return &Genesis{ Config: params.GoerliChainConfig, Timestamp: 1548854791, ExtraData: hexutil.MustDecode("0x22466c6578692069732061207468696e6722202d204166726900000000000000e0a2bd4258d2768837baa26a28fe71dc079f84c70000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000"), GasLimit: 10485760, Difficulty: big.NewInt(1), Alloc: readPrealloc("allocs/goerli.json"), } } func DefaultSokolGenesisBlock() *Genesis { /* header rlp: 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 */ sealRlp, err := rlp.EncodeToBytes([][]byte{ common.FromHex(""), common.FromHex("0x0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000"), }) if err != nil { panic(err) } return &Genesis{ Config: params.SokolChainConfig, Timestamp: 0x0, SealRlp: sealRlp, GasLimit: 0x663BE0, Difficulty: big.NewInt(0x20000), Alloc: readPrealloc("allocs/sokol.json"), } } func DefaultBSCGenesisBlock() *Genesis { return &Genesis{ Config: params.BSCChainConfig, Nonce: 0x00, Timestamp: 0x5e9da7ce, ExtraData: hexutil.MustDecode("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"), GasLimit: 0x2625a00, Difficulty: big.NewInt(0x1), Mixhash: common.HexToHash("0x0000000000000000000000000000000000000000000000000000000000000000"), Coinbase: common.HexToAddress("0xffffFFFfFFffffffffffffffFfFFFfffFFFfFFfE"), Alloc: readPrealloc("allocs/bsc.json"), Number: 0x00, GasUsed: 0x00, } } func DefaultChapelGenesisBlock() *Genesis { return &Genesis{ Config: params.ChapelChainConfig, Nonce: 0x00, Timestamp: 0x5e9da7ce, ExtraData: hexutil.MustDecode("0x00000000000000000000000000000000000000000000000000000000000000001284214b9b9c85549ab3d2b972df0deef66ac2c9b71b214cb885500844365e95cd9942c7276e7fd8a2959d3f95eae5dc7d70144ce1b73b403b7eb6e0980a75ecd1309ea12fa2ed87a8744fbfc9b863d535552c16704d214347f29fa77f77da6d75d7c752f474cf03cceff28abc65c9cbae594f725c80e12d0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000"), GasLimit: 0x2625a00, Difficulty: big.NewInt(0x1), Mixhash: common.HexToHash("0x0000000000000000000000000000000000000000000000000000000000000000"), Coinbase: common.HexToAddress("0xffffFFFfFFffffffffffffffFfFFFfffFFFfFFfE"), Alloc: readPrealloc("allocs/chapel.json"), Number: 0x00, GasUsed: 0x00, } } func DefaultRialtoGenesisBlock() *Genesis { return &Genesis{ Config: params.RialtoChainConfig, Nonce: 0x00, Timestamp: 0x5e9da7ce, ExtraData: hexutil.MustDecode("0x00000000000000000000000000000000000000000000000000000000000000001284214b9b9c85549ab3d2b972df0deef66ac2c9b71b214cb885500844365e95cd9942c7276e7fd8a2959d3f95eae5dc7d70144ce1b73b403b7eb6e0980a75ecd1309ea12fa2ed87a8744fbfc9b863d535552c16704d214347f29fa77f77da6d75d7c752f474cf03cceff28abc65c9cbae594f725c80e12d0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000"), GasLimit: 0x2625a00, Difficulty: big.NewInt(0x1), Mixhash: common.HexToHash("0x0000000000000000000000000000000000000000000000000000000000000000"), Coinbase: common.HexToAddress("0xffffFFFfFFffffffffffffffFfFFFfffFFFfFFfE"), Alloc: readPrealloc("allocs/bsc.json"), Number: 0x00, GasUsed: 0x00, } } func DefaultFermionGenesisBlock() *Genesis { return &Genesis{ Config: params.FermionChainConfig, Timestamp: 0x0, ExtraData: hexutil.MustDecode("0x00000000000000000000000000000000000000000000000000000000000000003a03f6d88437328ce8623ef5e80c67383704ebc13ec60da1858ec7fa8edd0dc736611dba9ab4399942d5d120ad9c1692c5fa72dca20657254bbaa08d0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000"), GasLimit: 0x5B8D80, Difficulty: big.NewInt(0x20000), Alloc: readPrealloc("allocs/fermion.json"), } } func DefaultMumbaiGenesisBlock() *Genesis { return &Genesis{ Config: params.MumbaiChainConfig, Nonce: 0, Timestamp: 1558348305, GasLimit: 10000000, Difficulty: big.NewInt(1), Mixhash: common.HexToHash("0x0000000000000000000000000000000000000000000000000000000000000000"), Coinbase: common.HexToAddress("0x0000000000000000000000000000000000000000"), Alloc: readPrealloc("allocs/mumbai.json"), } } //DefaultBorMainnet returns the Bor Mainnet network gensis block. func DefaultBorMainnetGenesisBlock() *Genesis { return &Genesis{ Config: params.BorMainnetChainConfig, Nonce: 0, Timestamp: 1590824836, GasLimit: 10000000, Difficulty: big.NewInt(1), Mixhash: common.HexToHash("0x0000000000000000000000000000000000000000000000000000000000000000"), Coinbase: common.HexToAddress("0x0000000000000000000000000000000000000000"), Alloc: readPrealloc("allocs/bor_mainnet.json"), } } // Pre-calculated version of: // DevnetSignPrivateKey = crypto.HexToECDSA(sha256.Sum256([]byte("erigon devnet key"))) // DevnetEtherbase=crypto.PubkeyToAddress(DevnetSignPrivateKey.PublicKey) var DevnetSignPrivateKey, _ = crypto.HexToECDSA("26e86e45f6fc45ec6e2ecd128cec80fa1d1505e5507dcd2ae58c3130a7a97b48") var DevnetEtherbase = common.HexToAddress("67b1d87101671b127f5f8714789c7192f7ad340e") // DeveloperGenesisBlock returns the 'geth --dev' genesis block. func DeveloperGenesisBlock(period uint64, faucet common.Address) *Genesis { // Override the default period to the user requested one config := *params.AllCliqueProtocolChanges config.Clique.Period = period // Assemble and return the genesis with the precompiles and faucet pre-funded return &Genesis{ Config: &config, ExtraData: append(append(make([]byte, 32), faucet[:]...), make([]byte, crypto.SignatureLength)...), GasLimit: 11500000, Difficulty: big.NewInt(1), Alloc: readPrealloc("allocs/dev.json"), } } func DefaultKilnDevnetGenesisBlock() *Genesis { return &Genesis{ Config: params.KilnDevnetChainConfig, Nonce: 0x1234, Timestamp: 0, GasLimit: 0x400000, Difficulty: big.NewInt(1), Mixhash: common.HexToHash("0x0000000000000000000000000000000000000000000000000000000000000000"), Coinbase: common.HexToAddress("0x0000000000000000000000000000000000000000"), Alloc: readPrealloc("allocs/kiln-devnet.json"), } } func readPrealloc(filename string) GenesisAlloc { f, err := allocs.Open(filename) if err != nil { panic(fmt.Sprintf("Could not open genesis preallocation for %s: %v", filename, err)) } defer f.Close() decoder := json.NewDecoder(f) ga := make(GenesisAlloc) err = decoder.Decode(&ga) if err != nil { panic(fmt.Sprintf("Could not parse genesis preallocation for %s: %v", filename, err)) } return ga } func DefaultGenesisBlockByChainName(chain string) *Genesis { switch chain { case networkname.MainnetChainName: return DefaultGenesisBlock() case networkname.SepoliaChainName: return DefaultSepoliaGenesisBlock() case networkname.RopstenChainName: return DefaultRopstenGenesisBlock() case networkname.RinkebyChainName: return DefaultRinkebyGenesisBlock() case networkname.GoerliChainName: return DefaultGoerliGenesisBlock() case networkname.SokolChainName: return DefaultSokolGenesisBlock() case networkname.FermionChainName: return DefaultFermionGenesisBlock() case networkname.BSCChainName: return DefaultBSCGenesisBlock() case networkname.ChapelChainName: return DefaultChapelGenesisBlock() case networkname.RialtoChainName: return DefaultRialtoGenesisBlock() case networkname.MumbaiChainName: return DefaultMumbaiGenesisBlock() case networkname.BorMainnetChainName: return DefaultBorMainnetGenesisBlock() case networkname.KilnDevnetChainName: return DefaultKilnDevnetGenesisBlock() default: return nil } }