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all: define Berlin hard fork spec

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This commit is contained in:
Péter Szilágyi 2021-02-25 09:10:30 +02:00
parent dc109cce26
commit 0928562670
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GPG Key ID: E9AE538CEDF8293D
22 changed files with 132 additions and 93 deletions
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5
cmd/geth/config.go
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@ -20,6 +20,7 @@ import (
"bufio" "bufio"
"errors" "errors"
"fmt" "fmt"
"math/big"
"os" "os"
"reflect" "reflect"
"unicode" "unicode"
@ -165,7 +166,9 @@ func checkWhisper(ctx *cli.Context) {
// makeFullNode loads geth configuration and creates the Ethereum backend. // makeFullNode loads geth configuration and creates the Ethereum backend.
func makeFullNode(ctx *cli.Context) (*node.Node, ethapi.Backend) { func makeFullNode(ctx *cli.Context) (*node.Node, ethapi.Backend) {
stack, cfg := makeConfigNode(ctx) stack, cfg := makeConfigNode(ctx)
if ctx.GlobalIsSet(utils.OverrideBerlinFlag.Name) {
cfg.Eth.OverrideBerlin = new(big.Int).SetUint64(ctx.GlobalUint64(utils.OverrideBerlinFlag.Name))
}
backend := utils.RegisterEthService(stack, &cfg.Eth) backend := utils.RegisterEthService(stack, &cfg.Eth)
checkWhisper(ctx) checkWhisper(ctx)

1
cmd/geth/main.go
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@ -69,6 +69,7 @@ var (
utils.NoUSBFlag, utils.NoUSBFlag,
utils.USBFlag, utils.USBFlag,
utils.SmartCardDaemonPathFlag, utils.SmartCardDaemonPathFlag,
utils.OverrideBerlinFlag,
utils.EthashCacheDirFlag, utils.EthashCacheDirFlag,
utils.EthashCachesInMemoryFlag, utils.EthashCachesInMemoryFlag,
utils.EthashCachesOnDiskFlag, utils.EthashCachesOnDiskFlag,

4
cmd/puppeth/wizard_genesis.go
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@ -235,6 +235,10 @@ func (w *wizard) manageGenesis() {
fmt.Printf("Which block should Istanbul come into effect? (default = %v)\n", w.conf.Genesis.Config.IstanbulBlock) fmt.Printf("Which block should Istanbul come into effect? (default = %v)\n", w.conf.Genesis.Config.IstanbulBlock)
w.conf.Genesis.Config.IstanbulBlock = w.readDefaultBigInt(w.conf.Genesis.Config.IstanbulBlock) w.conf.Genesis.Config.IstanbulBlock = w.readDefaultBigInt(w.conf.Genesis.Config.IstanbulBlock)
fmt.Println()
fmt.Printf("Which block should Berlin come into effect? (default = %v)\n", w.conf.Genesis.Config.BerlinBlock)
w.conf.Genesis.Config.BerlinBlock = w.readDefaultBigInt(w.conf.Genesis.Config.BerlinBlock)
fmt.Println() fmt.Println()
fmt.Printf("Which block should YOLOv3 come into effect? (default = %v)\n", w.conf.Genesis.Config.YoloV3Block) fmt.Printf("Which block should YOLOv3 come into effect? (default = %v)\n", w.conf.Genesis.Config.YoloV3Block)
w.conf.Genesis.Config.YoloV3Block = w.readDefaultBigInt(w.conf.Genesis.Config.YoloV3Block) w.conf.Genesis.Config.YoloV3Block = w.readDefaultBigInt(w.conf.Genesis.Config.YoloV3Block)

4
cmd/utils/flags.go
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@ -230,6 +230,10 @@ var (
Usage: "Megabytes of memory allocated to bloom-filter for pruning", Usage: "Megabytes of memory allocated to bloom-filter for pruning",
Value: 2048, Value: 2048,
} }
OverrideBerlinFlag = cli.Uint64Flag{
Name: "override.berlin",
Usage: "Manually specify Berlin fork-block, overriding the bundled setting",
}
// Light server and client settings // Light server and client settings
LightServeFlag = cli.IntFlag{ LightServeFlag = cli.IntFlag{
Name: "light.serve", Name: "light.serve",

60
core/forkid/forkid_test.go
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@ -43,24 +43,26 @@ func TestCreation(t *testing.T) {
params.MainnetChainConfig, params.MainnetChainConfig,
params.MainnetGenesisHash, params.MainnetGenesisHash,
[]testcase{ []testcase{
{0, ID{Hash: checksumToBytes(0xfc64ec04), Next: 1150000}}, // Unsynced {0, ID{Hash: checksumToBytes(0xfc64ec04), Next: 1150000}}, // Unsynced
{1149999, ID{Hash: checksumToBytes(0xfc64ec04), Next: 1150000}}, // Last Frontier block {1149999, ID{Hash: checksumToBytes(0xfc64ec04), Next: 1150000}}, // Last Frontier block
{1150000, ID{Hash: checksumToBytes(0x97c2c34c), Next: 1920000}}, // First Homestead block {1150000, ID{Hash: checksumToBytes(0x97c2c34c), Next: 1920000}}, // First Homestead block
{1919999, ID{Hash: checksumToBytes(0x97c2c34c), Next: 1920000}}, // Last Homestead block {1919999, ID{Hash: checksumToBytes(0x97c2c34c), Next: 1920000}}, // Last Homestead block
{1920000, ID{Hash: checksumToBytes(0x91d1f948), Next: 2463000}}, // First DAO block {1920000, ID{Hash: checksumToBytes(0x91d1f948), Next: 2463000}}, // First DAO block
{2462999, ID{Hash: checksumToBytes(0x91d1f948), Next: 2463000}}, // Last DAO block {2462999, ID{Hash: checksumToBytes(0x91d1f948), Next: 2463000}}, // Last DAO block
{2463000, ID{Hash: checksumToBytes(0x7a64da13), Next: 2675000}}, // First Tangerine block {2463000, ID{Hash: checksumToBytes(0x7a64da13), Next: 2675000}}, // First Tangerine block
{2674999, ID{Hash: checksumToBytes(0x7a64da13), Next: 2675000}}, // Last Tangerine block {2674999, ID{Hash: checksumToBytes(0x7a64da13), Next: 2675000}}, // Last Tangerine block
{2675000, ID{Hash: checksumToBytes(0x3edd5b10), Next: 4370000}}, // First Spurious block {2675000, ID{Hash: checksumToBytes(0x3edd5b10), Next: 4370000}}, // First Spurious block
{4369999, ID{Hash: checksumToBytes(0x3edd5b10), Next: 4370000}}, // Last Spurious block {4369999, ID{Hash: checksumToBytes(0x3edd5b10), Next: 4370000}}, // Last Spurious block
{4370000, ID{Hash: checksumToBytes(0xa00bc324), Next: 7280000}}, // First Byzantium block {4370000, ID{Hash: checksumToBytes(0xa00bc324), Next: 7280000}}, // First Byzantium block
{7279999, ID{Hash: checksumToBytes(0xa00bc324), Next: 7280000}}, // Last Byzantium block {7279999, ID{Hash: checksumToBytes(0xa00bc324), Next: 7280000}}, // Last Byzantium block
{7280000, ID{Hash: checksumToBytes(0x668db0af), Next: 9069000}}, // First and last Constantinople, first Petersburg block {7280000, ID{Hash: checksumToBytes(0x668db0af), Next: 9069000}}, // First and last Constantinople, first Petersburg block
{9068999, ID{Hash: checksumToBytes(0x668db0af), Next: 9069000}}, // Last Petersburg block {9068999, ID{Hash: checksumToBytes(0x668db0af), Next: 9069000}}, // Last Petersburg block
{9069000, ID{Hash: checksumToBytes(0x879d6e30), Next: 9200000}}, // First Istanbul and first Muir Glacier block {9069000, ID{Hash: checksumToBytes(0x879d6e30), Next: 9200000}}, // First Istanbul and first Muir Glacier block
{9199999, ID{Hash: checksumToBytes(0x879d6e30), Next: 9200000}}, // Last Istanbul and first Muir Glacier block {9199999, ID{Hash: checksumToBytes(0x879d6e30), Next: 9200000}}, // Last Istanbul and first Muir Glacier block
{9200000, ID{Hash: checksumToBytes(0xe029e991), Next: 0}}, // First Muir Glacier block {9200000, ID{Hash: checksumToBytes(0xe029e991), Next: 12244000}}, // First Muir Glacier block
{10000000, ID{Hash: checksumToBytes(0xe029e991), Next: 0}}, // Future Muir Glacier block {12243999, ID{Hash: checksumToBytes(0xe029e991), Next: 12244000}}, // Last Muir Glacier block
{12244000, ID{Hash: checksumToBytes(0x0eb440f6), Next: 0}}, // First Berlin block
{20000000, ID{Hash: checksumToBytes(0x0eb440f6), Next: 0}}, // Future Berlin block
}, },
}, },
// Ropsten test cases // Ropsten test cases
@ -80,8 +82,10 @@ func TestCreation(t *testing.T) {
{6485845, ID{Hash: checksumToBytes(0xd6e2149b), Next: 6485846}}, // Last Petersburg block {6485845, ID{Hash: checksumToBytes(0xd6e2149b), Next: 6485846}}, // Last Petersburg block
{6485846, ID{Hash: checksumToBytes(0x4bc66396), Next: 7117117}}, // First Istanbul block {6485846, ID{Hash: checksumToBytes(0x4bc66396), Next: 7117117}}, // First Istanbul block
{7117116, ID{Hash: checksumToBytes(0x4bc66396), Next: 7117117}}, // Last Istanbul block {7117116, ID{Hash: checksumToBytes(0x4bc66396), Next: 7117117}}, // Last Istanbul block
{7117117, ID{Hash: checksumToBytes(0x6727ef90), Next: 0}}, // First Muir Glacier block {7117117, ID{Hash: checksumToBytes(0x6727ef90), Next: 9812189}}, // First Muir Glacier block
{7500000, ID{Hash: checksumToBytes(0x6727ef90), Next: 0}}, // Future {9812188, ID{Hash: checksumToBytes(0x6727ef90), Next: 9812189}}, // Last Muir Glacier block
{9812189, ID{Hash: checksumToBytes(0xa157d377), Next: 0}}, // First Berlin block
{10000000, ID{Hash: checksumToBytes(0xa157d377), Next: 0}}, // Future Berlin block
}, },
}, },
// Rinkeby test cases // Rinkeby test cases
@ -100,8 +104,10 @@ func TestCreation(t *testing.T) {
{4321233, ID{Hash: checksumToBytes(0xe49cab14), Next: 4321234}}, // Last Constantinople block {4321233, ID{Hash: checksumToBytes(0xe49cab14), Next: 4321234}}, // Last Constantinople block
{4321234, ID{Hash: checksumToBytes(0xafec6b27), Next: 5435345}}, // First Petersburg block {4321234, ID{Hash: checksumToBytes(0xafec6b27), Next: 5435345}}, // First Petersburg block
{5435344, ID{Hash: checksumToBytes(0xafec6b27), Next: 5435345}}, // Last Petersburg block {5435344, ID{Hash: checksumToBytes(0xafec6b27), Next: 5435345}}, // Last Petersburg block
{5435345, ID{Hash: checksumToBytes(0xcbdb8838), Next: 0}}, // First Istanbul block {5435345, ID{Hash: checksumToBytes(0xcbdb8838), Next: 8290928}}, // First Istanbul block
{6000000, ID{Hash: checksumToBytes(0xcbdb8838), Next: 0}}, // Future Istanbul block {8290927, ID{Hash: checksumToBytes(0xcbdb8838), Next: 8290928}}, // Last Istanbul block
{8290928, ID{Hash: checksumToBytes(0x6910c8bd), Next: 0}}, // First Berlin block
{10000000, ID{Hash: checksumToBytes(0x6910c8bd), Next: 0}}, // Future Berlin block
}, },
}, },
// Goerli test cases // Goerli test cases
@ -111,8 +117,10 @@ func TestCreation(t *testing.T) {
[]testcase{ []testcase{
{0, ID{Hash: checksumToBytes(0xa3f5ab08), Next: 1561651}}, // Unsynced, last Frontier, Homestead, Tangerine, Spurious, Byzantium, Constantinople and first Petersburg block {0, ID{Hash: checksumToBytes(0xa3f5ab08), Next: 1561651}}, // Unsynced, last Frontier, Homestead, Tangerine, Spurious, Byzantium, Constantinople and first Petersburg block
{1561650, ID{Hash: checksumToBytes(0xa3f5ab08), Next: 1561651}}, // Last Petersburg block {1561650, ID{Hash: checksumToBytes(0xa3f5ab08), Next: 1561651}}, // Last Petersburg block
{1561651, ID{Hash: checksumToBytes(0xc25efa5c), Next: 0}}, // First Istanbul block {1561651, ID{Hash: checksumToBytes(0xc25efa5c), Next: 4460644}}, // First Istanbul block
{2000000, ID{Hash: checksumToBytes(0xc25efa5c), Next: 0}}, // Future Istanbul block {4460643, ID{Hash: checksumToBytes(0xc25efa5c), Next: 4460644}}, // Last Istanbul block
{4460644, ID{Hash: checksumToBytes(0x757a1c47), Next: 0}}, // First Berlin block
{5000000, ID{Hash: checksumToBytes(0x757a1c47), Next: 0}}, // Future Berlin block
}, },
}, },
} }
@ -185,11 +193,11 @@ func TestValidation(t *testing.T) {
// Local is mainnet Petersburg, remote is Rinkeby Petersburg. // Local is mainnet Petersburg, remote is Rinkeby Petersburg.
{7987396, ID{Hash: checksumToBytes(0xafec6b27), Next: 0}, ErrLocalIncompatibleOrStale}, {7987396, ID{Hash: checksumToBytes(0xafec6b27), Next: 0}, ErrLocalIncompatibleOrStale},
// Local is mainnet Muir Glacier, far in the future. Remote announces Gopherium (non existing fork) // Local is mainnet Berlin, far in the future. Remote announces Gopherium (non existing fork)
// at some future block 88888888, for itself, but past block for local. Local is incompatible. // at some future block 88888888, for itself, but past block for local. Local is incompatible.
// //
// This case detects non-upgraded nodes with majority hash power (typical Ropsten mess). // This case detects non-upgraded nodes with majority hash power (typical Ropsten mess).
{88888888, ID{Hash: checksumToBytes(0xe029e991), Next: 88888888}, ErrLocalIncompatibleOrStale}, {88888888, ID{Hash: checksumToBytes(0x0eb440f6), Next: 88888888}, ErrLocalIncompatibleOrStale},
// Local is mainnet Byzantium. Remote is also in Byzantium, but announces Gopherium (non existing // Local is mainnet Byzantium. Remote is also in Byzantium, but announces Gopherium (non existing
// fork) at block 7279999, before Petersburg. Local is incompatible. // fork) at block 7279999, before Petersburg. Local is incompatible.

7
core/genesis.go
View File

@ -153,6 +153,10 @@ func (e *GenesisMismatchError) Error() string {
// //
// The returned chain configuration is never nil. // The returned chain configuration is never nil.
func SetupGenesisBlock(db ethdb.Database, genesis *Genesis) (*params.ChainConfig, common.Hash, error) { func SetupGenesisBlock(db ethdb.Database, genesis *Genesis) (*params.ChainConfig, common.Hash, error) {
return SetupGenesisBlockWithOverride(db, genesis, nil)
}
func SetupGenesisBlockWithOverride(db ethdb.Database, genesis *Genesis, overrideBerlin *big.Int) (*params.ChainConfig, common.Hash, error) {
if genesis != nil && genesis.Config == nil { if genesis != nil && genesis.Config == nil {
return params.AllEthashProtocolChanges, common.Hash{}, errGenesisNoConfig return params.AllEthashProtocolChanges, common.Hash{}, errGenesisNoConfig
} }
@ -198,6 +202,9 @@ func SetupGenesisBlock(db ethdb.Database, genesis *Genesis) (*params.ChainConfig
} }
// Get the existing chain configuration. // Get the existing chain configuration.
newcfg := genesis.configOrDefault(stored) newcfg := genesis.configOrDefault(stored)
if overrideBerlin != nil {
newcfg.BerlinBlock = overrideBerlin
}
if err := newcfg.CheckConfigForkOrder(); err != nil { if err := newcfg.CheckConfigForkOrder(); err != nil {
return newcfg, common.Hash{}, err return newcfg, common.Hash{}, err
} }

2
core/state_transition.go
View File

@ -259,7 +259,7 @@ func (st *StateTransition) TransitionDb() (*ExecutionResult, error) {
} }
// Set up the initial access list. // Set up the initial access list.
if st.evm.ChainConfig().IsYoloV3(st.evm.Context.BlockNumber) { if st.evm.ChainConfig().IsBerlin(st.evm.Context.BlockNumber) {
st.state.PrepareAccessList(msg.From(), msg.To(), st.evm.ActivePrecompiles(), msg.AccessList()) st.state.PrepareAccessList(msg.From(), msg.To(), st.evm.ActivePrecompiles(), msg.AccessList())
} }

2
core/tx_pool.go
View File

@ -1204,7 +1204,7 @@ func (pool *TxPool) reset(oldHead, newHead *types.Header) {
// Update all fork indicator by next pending block number. // Update all fork indicator by next pending block number.
next := new(big.Int).Add(newHead.Number, big.NewInt(1)) next := new(big.Int).Add(newHead.Number, big.NewInt(1))
pool.istanbul = pool.chainconfig.IsIstanbul(next) pool.istanbul = pool.chainconfig.IsIstanbul(next)
pool.eip2718 = pool.chainconfig.IsYoloV3(next) pool.eip2718 = pool.chainconfig.IsBerlin(next)
} }
// promoteExecutables moves transactions that have become processable from the // promoteExecutables moves transactions that have become processable from the

4
core/types/transaction_signing.go
View File

@ -40,7 +40,7 @@ type sigCache struct {
func MakeSigner(config *params.ChainConfig, blockNumber *big.Int) Signer { func MakeSigner(config *params.ChainConfig, blockNumber *big.Int) Signer {
var signer Signer var signer Signer
switch { switch {
case config.IsYoloV3(blockNumber): case config.IsBerlin(blockNumber):
signer = NewEIP2930Signer(config.ChainID) signer = NewEIP2930Signer(config.ChainID)
case config.IsEIP155(blockNumber): case config.IsEIP155(blockNumber):
signer = NewEIP155Signer(config.ChainID) signer = NewEIP155Signer(config.ChainID)
@ -61,7 +61,7 @@ func MakeSigner(config *params.ChainConfig, blockNumber *big.Int) Signer {
// have the current block number available, use MakeSigner instead. // have the current block number available, use MakeSigner instead.
func LatestSigner(config *params.ChainConfig) Signer { func LatestSigner(config *params.ChainConfig) Signer {
if config.ChainID != nil { if config.ChainID != nil {
if config.YoloV3Block != nil { if config.BerlinBlock != nil || config.YoloV3Block != nil {
return NewEIP2930Signer(config.ChainID) return NewEIP2930Signer(config.ChainID)
} }
if config.EIP155Block != nil { if config.EIP155Block != nil {

12
core/vm/contracts.go
View File

@ -78,9 +78,9 @@ var PrecompiledContractsIstanbul = map[common.Address]PrecompiledContract{
common.BytesToAddress([]byte{9}): &blake2F{}, common.BytesToAddress([]byte{9}): &blake2F{},
} }
// PrecompiledContractsYoloV3 contains the default set of pre-compiled Ethereum // PrecompiledContractsBerlin contains the default set of pre-compiled Ethereum
// contracts used in the Yolo v3 test release. // contracts used in the Berlin release.
var PrecompiledContractsYoloV3 = map[common.Address]PrecompiledContract{ var PrecompiledContractsBerlin = map[common.Address]PrecompiledContract{
common.BytesToAddress([]byte{1}): &ecrecover{}, common.BytesToAddress([]byte{1}): &ecrecover{},
common.BytesToAddress([]byte{2}): &sha256hash{}, common.BytesToAddress([]byte{2}): &sha256hash{},
common.BytesToAddress([]byte{3}): &ripemd160hash{}, common.BytesToAddress([]byte{3}): &ripemd160hash{},
@ -107,7 +107,7 @@ var PrecompiledContractsBLS = map[common.Address]PrecompiledContract{
} }
var ( var (
PrecompiledAddressesYoloV3 []common.Address PrecompiledAddressesBerlin []common.Address
PrecompiledAddressesIstanbul []common.Address PrecompiledAddressesIstanbul []common.Address
PrecompiledAddressesByzantium []common.Address PrecompiledAddressesByzantium []common.Address
PrecompiledAddressesHomestead []common.Address PrecompiledAddressesHomestead []common.Address
@ -123,8 +123,8 @@ func init() {
for k := range PrecompiledContractsIstanbul { for k := range PrecompiledContractsIstanbul {
PrecompiledAddressesIstanbul = append(PrecompiledAddressesIstanbul, k) PrecompiledAddressesIstanbul = append(PrecompiledAddressesIstanbul, k)
} }
for k := range PrecompiledContractsYoloV3 { for k := range PrecompiledContractsBerlin {
PrecompiledAddressesYoloV3 = append(PrecompiledAddressesYoloV3, k) PrecompiledAddressesBerlin = append(PrecompiledAddressesBerlin, k)
} }
} }

10
core/vm/evm.go
View File

@ -46,8 +46,8 @@ type (
// configuration // configuration
func (evm *EVM) ActivePrecompiles() []common.Address { func (evm *EVM) ActivePrecompiles() []common.Address {
switch { switch {
case evm.chainRules.IsYoloV3: case evm.chainRules.IsBerlin:
return PrecompiledAddressesYoloV3 return PrecompiledAddressesBerlin
case evm.chainRules.IsIstanbul: case evm.chainRules.IsIstanbul:
return PrecompiledAddressesIstanbul return PrecompiledAddressesIstanbul
case evm.chainRules.IsByzantium: case evm.chainRules.IsByzantium:
@ -60,8 +60,8 @@ func (evm *EVM) ActivePrecompiles() []common.Address {
func (evm *EVM) precompile(addr common.Address) (PrecompiledContract, bool) { func (evm *EVM) precompile(addr common.Address) (PrecompiledContract, bool) {
var precompiles map[common.Address]PrecompiledContract var precompiles map[common.Address]PrecompiledContract
switch { switch {
case evm.chainRules.IsYoloV3: case evm.chainRules.IsBerlin:
precompiles = PrecompiledContractsYoloV3 precompiles = PrecompiledContractsBerlin
case evm.chainRules.IsIstanbul: case evm.chainRules.IsIstanbul:
precompiles = PrecompiledContractsIstanbul precompiles = PrecompiledContractsIstanbul
case evm.chainRules.IsByzantium: case evm.chainRules.IsByzantium:
@ -446,7 +446,7 @@ func (evm *EVM) create(caller ContractRef, codeAndHash *codeAndHash, gas uint64,
evm.StateDB.SetNonce(caller.Address(), nonce+1) evm.StateDB.SetNonce(caller.Address(), nonce+1)
// We add this to the access list _before_ taking a snapshot. Even if the creation fails, // We add this to the access list _before_ taking a snapshot. Even if the creation fails,
// the access-list change should not be rolled back // the access-list change should not be rolled back
if evm.chainRules.IsYoloV3 { if evm.chainRules.IsBerlin {
evm.StateDB.AddAddressToAccessList(address) evm.StateDB.AddAddressToAccessList(address)
} }
// Ensure there's no existing contract already at the designated address // Ensure there's no existing contract already at the designated address

4
core/vm/interpreter.go
View File

@ -99,8 +99,8 @@ func NewEVMInterpreter(evm *EVM, cfg Config) *EVMInterpreter {
if cfg.JumpTable[STOP] == nil { if cfg.JumpTable[STOP] == nil {
var jt JumpTable var jt JumpTable
switch { switch {
case evm.chainRules.IsYoloV3: case evm.chainRules.IsBerlin:
jt = yoloV3InstructionSet jt = berlinInstructionSet
case evm.chainRules.IsIstanbul: case evm.chainRules.IsIstanbul:
jt = istanbulInstructionSet jt = istanbulInstructionSet
case evm.chainRules.IsConstantinople: case evm.chainRules.IsConstantinople:

15
core/vm/jump_table.go
View File

@ -56,24 +56,23 @@ var (
byzantiumInstructionSet = newByzantiumInstructionSet() byzantiumInstructionSet = newByzantiumInstructionSet()
constantinopleInstructionSet = newConstantinopleInstructionSet() constantinopleInstructionSet = newConstantinopleInstructionSet()
istanbulInstructionSet = newIstanbulInstructionSet() istanbulInstructionSet = newIstanbulInstructionSet()
yoloV3InstructionSet = newYoloV3InstructionSet() berlinInstructionSet = newBerlinInstructionSet()
) )
// JumpTable contains the EVM opcodes supported at a given fork. // JumpTable contains the EVM opcodes supported at a given fork.
type JumpTable [256]*operation type JumpTable [256]*operation
// newYoloV3InstructionSet creates an instructionset containing // newBerlinInstructionSet returns the frontier, homestead, byzantium,
// - "EIP-2315: Simple Subroutines" // contantinople, istanbul, petersburg and berlin instructions.
// - "EIP-2929: Gas cost increases for state access opcodes" func newBerlinInstructionSet() JumpTable {
func newYoloV3InstructionSet() JumpTable {
instructionSet := newIstanbulInstructionSet() instructionSet := newIstanbulInstructionSet()
enable2315(&instructionSet) // Subroutines - https://eips.ethereum.org/EIPS/eip-2315 enable2315(&instructionSet) // Subroutines - https://eips.ethereum.org/EIPS/eip-2315
enable2929(&instructionSet) // Access lists for trie accesses https://eips.ethereum.org/EIPS/eip-2929 enable2929(&instructionSet) // Access lists for trie accesses https://eips.ethereum.org/EIPS/eip-2929
return instructionSet return instructionSet
} }
// newIstanbulInstructionSet returns the frontier, homestead // newIstanbulInstructionSet returns the frontier, homestead, byzantium,
// byzantium, contantinople and petersburg instructions. // contantinople, istanbul and petersburg instructions.
func newIstanbulInstructionSet() JumpTable { func newIstanbulInstructionSet() JumpTable {
instructionSet := newConstantinopleInstructionSet() instructionSet := newConstantinopleInstructionSet()
@ -84,7 +83,7 @@ func newIstanbulInstructionSet() JumpTable {
return instructionSet return instructionSet
} }
// newConstantinopleInstructionSet returns the frontier, homestead // newConstantinopleInstructionSet returns the frontier, homestead,
// byzantium and contantinople instructions. // byzantium and contantinople instructions.
func newConstantinopleInstructionSet() JumpTable { func newConstantinopleInstructionSet() JumpTable {
instructionSet := newByzantiumInstructionSet() instructionSet := newByzantiumInstructionSet()

7
core/vm/runtime/runtime.go
View File

@ -65,6 +65,7 @@ func setDefaults(cfg *Config) {
PetersburgBlock: new(big.Int), PetersburgBlock: new(big.Int),
IstanbulBlock: new(big.Int), IstanbulBlock: new(big.Int),
MuirGlacierBlock: new(big.Int), MuirGlacierBlock: new(big.Int),
BerlinBlock: new(big.Int),
YoloV3Block: nil, YoloV3Block: nil,
} }
} }
@ -113,7 +114,7 @@ func Execute(code, input []byte, cfg *Config) ([]byte, *state.StateDB, error) {
vmenv = NewEnv(cfg) vmenv = NewEnv(cfg)
sender = vm.AccountRef(cfg.Origin) sender = vm.AccountRef(cfg.Origin)
) )
if cfg.ChainConfig.IsYoloV3(vmenv.Context.BlockNumber) { if cfg.ChainConfig.IsBerlin(vmenv.Context.BlockNumber) {
cfg.State.PrepareAccessList(cfg.Origin, &address, vmenv.ActivePrecompiles(), nil) cfg.State.PrepareAccessList(cfg.Origin, &address, vmenv.ActivePrecompiles(), nil)
} }
cfg.State.CreateAccount(address) cfg.State.CreateAccount(address)
@ -145,7 +146,7 @@ func Create(input []byte, cfg *Config) ([]byte, common.Address, uint64, error) {
vmenv = NewEnv(cfg) vmenv = NewEnv(cfg)
sender = vm.AccountRef(cfg.Origin) sender = vm.AccountRef(cfg.Origin)
) )
if cfg.ChainConfig.IsYoloV3(vmenv.Context.BlockNumber) { if cfg.ChainConfig.IsBerlin(vmenv.Context.BlockNumber) {
cfg.State.PrepareAccessList(cfg.Origin, nil, vmenv.ActivePrecompiles(), nil) cfg.State.PrepareAccessList(cfg.Origin, nil, vmenv.ActivePrecompiles(), nil)
} }
@ -171,7 +172,7 @@ func Call(address common.Address, input []byte, cfg *Config) ([]byte, uint64, er
sender := cfg.State.GetOrNewStateObject(cfg.Origin) sender := cfg.State.GetOrNewStateObject(cfg.Origin)
statedb := cfg.State statedb := cfg.State
if cfg.ChainConfig.IsYoloV3(vmenv.Context.BlockNumber) { if cfg.ChainConfig.IsBerlin(vmenv.Context.BlockNumber) {
statedb.PrepareAccessList(cfg.Origin, &address, vmenv.ActivePrecompiles(), nil) statedb.PrepareAccessList(cfg.Origin, &address, vmenv.ActivePrecompiles(), nil)
} }

2
eth/backend.go
View File

@ -126,7 +126,7 @@ func New(stack *node.Node, config *ethconfig.Config) (*Ethereum, error) {
if err != nil { if err != nil {
return nil, err return nil, err
} }
chainConfig, genesisHash, genesisErr := core.SetupGenesisBlock(chainDb, config.Genesis) chainConfig, genesisHash, genesisErr := core.SetupGenesisBlockWithOverride(chainDb, config.Genesis, config.OverrideBerlin)
if _, ok := genesisErr.(*params.ConfigCompatError); genesisErr != nil && !ok { if _, ok := genesisErr.(*params.ConfigCompatError); genesisErr != nil && !ok {
return nil, genesisErr return nil, genesisErr
} }

3
eth/ethconfig/config.go
View File

@ -198,6 +198,9 @@ type Config struct {
// CheckpointOracle is the configuration for checkpoint oracle. // CheckpointOracle is the configuration for checkpoint oracle.
CheckpointOracle *params.CheckpointOracleConfig `toml:",omitempty"` CheckpointOracle *params.CheckpointOracleConfig `toml:",omitempty"`
// Berlin block override (TODO: remove after the fork)
OverrideBerlin *big.Int `toml:",omitempty"`
} }
// CreateConsensusEngine creates a consensus engine for the given chain configuration. // CreateConsensusEngine creates a consensus engine for the given chain configuration.

4
eth/tracers/api.go
View File

@ -581,8 +581,8 @@ func (api *API) standardTraceBlockToFile(ctx context.Context, block *types.Block
chainConfigCopy := new(params.ChainConfig) chainConfigCopy := new(params.ChainConfig)
*chainConfigCopy = *chainConfig *chainConfigCopy = *chainConfig
chainConfig = chainConfigCopy chainConfig = chainConfigCopy
if yolov3 := config.LogConfig.Overrides.YoloV3Block; yolov3 != nil { if berlin := config.LogConfig.Overrides.BerlinBlock; berlin != nil {
chainConfig.YoloV3Block = yolov3 chainConfig.BerlinBlock = berlin
canon = false canon = false
} }
} }

2
les/client.go
View File

@ -84,7 +84,7 @@ func New(stack *node.Node, config *ethconfig.Config) (*LightEthereum, error) {
if err != nil { if err != nil {
return nil, err return nil, err
} }
chainConfig, genesisHash, genesisErr := core.SetupGenesisBlock(chainDb, config.Genesis) chainConfig, genesisHash, genesisErr := core.SetupGenesisBlockWithOverride(chainDb, config.Genesis, config.OverrideBerlin)
if _, isCompat := genesisErr.(*params.ConfigCompatError); genesisErr != nil && !isCompat { if _, isCompat := genesisErr.(*params.ConfigCompatError); genesisErr != nil && !isCompat {
return nil, genesisErr return nil, genesisErr
} }

2
light/txpool.go
View File

@ -314,7 +314,7 @@ func (pool *TxPool) setNewHead(head *types.Header) {
// Update fork indicator by next pending block number // Update fork indicator by next pending block number
next := new(big.Int).Add(head.Number, big.NewInt(1)) next := new(big.Int).Add(head.Number, big.NewInt(1))
pool.istanbul = pool.config.IsIstanbul(next) pool.istanbul = pool.config.IsIstanbul(next)
pool.eip2718 = pool.config.IsYoloV3(next) pool.eip2718 = pool.config.IsBerlin(next)
} }
// Stop stops the light transaction pool // Stop stops the light transaction pool

70
params/config.go
View File

@ -56,18 +56,19 @@ var (
// MainnetChainConfig is the chain parameters to run a node on the main network. // MainnetChainConfig is the chain parameters to run a node on the main network.
MainnetChainConfig = &ChainConfig{ MainnetChainConfig = &ChainConfig{
ChainID: big.NewInt(1), ChainID: big.NewInt(1),
HomesteadBlock: big.NewInt(1150000), HomesteadBlock: big.NewInt(1_150_000),
DAOForkBlock: big.NewInt(1920000), DAOForkBlock: big.NewInt(1_920_000),
DAOForkSupport: true, DAOForkSupport: true,
EIP150Block: big.NewInt(2463000), EIP150Block: big.NewInt(2_463_000),
EIP150Hash: common.HexToHash("0x2086799aeebeae135c246c65021c82b4e15a2c451340993aacfd2751886514f0"), EIP150Hash: common.HexToHash("0x2086799aeebeae135c246c65021c82b4e15a2c451340993aacfd2751886514f0"),
EIP155Block: big.NewInt(2675000), EIP155Block: big.NewInt(2_675_000),
EIP158Block: big.NewInt(2675000), EIP158Block: big.NewInt(2_675_000),
ByzantiumBlock: big.NewInt(4370000), ByzantiumBlock: big.NewInt(4_370_000),
ConstantinopleBlock: big.NewInt(7280000), ConstantinopleBlock: big.NewInt(7_280_000),
PetersburgBlock: big.NewInt(7280000), PetersburgBlock: big.NewInt(7_280_000),
IstanbulBlock: big.NewInt(9069000), IstanbulBlock: big.NewInt(9_069_000),
MuirGlacierBlock: big.NewInt(9200000), MuirGlacierBlock: big.NewInt(9_200_000),
BerlinBlock: big.NewInt(12_244_000),
Ethash: new(EthashConfig), Ethash: new(EthashConfig),
} }
@ -102,11 +103,12 @@ var (
EIP150Hash: common.HexToHash("0x41941023680923e0fe4d74a34bdac8141f2540e3ae90623718e47d66d1ca4a2d"), EIP150Hash: common.HexToHash("0x41941023680923e0fe4d74a34bdac8141f2540e3ae90623718e47d66d1ca4a2d"),
EIP155Block: big.NewInt(10), EIP155Block: big.NewInt(10),
EIP158Block: big.NewInt(10), EIP158Block: big.NewInt(10),
ByzantiumBlock: big.NewInt(1700000), ByzantiumBlock: big.NewInt(1_700_000),
ConstantinopleBlock: big.NewInt(4230000), ConstantinopleBlock: big.NewInt(4_230_000),
PetersburgBlock: big.NewInt(4939394), PetersburgBlock: big.NewInt(4_939_394),
IstanbulBlock: big.NewInt(6485846), IstanbulBlock: big.NewInt(6_485_846),
MuirGlacierBlock: big.NewInt(7117117), MuirGlacierBlock: big.NewInt(7_117_117),
BerlinBlock: big.NewInt(9_812_189),
Ethash: new(EthashConfig), Ethash: new(EthashConfig),
} }
@ -141,11 +143,12 @@ var (
EIP150Hash: common.HexToHash("0x9b095b36c15eaf13044373aef8ee0bd3a382a5abb92e402afa44b8249c3a90e9"), EIP150Hash: common.HexToHash("0x9b095b36c15eaf13044373aef8ee0bd3a382a5abb92e402afa44b8249c3a90e9"),
EIP155Block: big.NewInt(3), EIP155Block: big.NewInt(3),
EIP158Block: big.NewInt(3), EIP158Block: big.NewInt(3),
ByzantiumBlock: big.NewInt(1035301), ByzantiumBlock: big.NewInt(1_035_301),
ConstantinopleBlock: big.NewInt(3660663), ConstantinopleBlock: big.NewInt(3_660_663),
PetersburgBlock: big.NewInt(4321234), PetersburgBlock: big.NewInt(4_321_234),
IstanbulBlock: big.NewInt(5435345), IstanbulBlock: big.NewInt(5_435_345),
MuirGlacierBlock: nil, MuirGlacierBlock: nil,
BerlinBlock: big.NewInt(8_290_928),
Clique: &CliqueConfig{ Clique: &CliqueConfig{
Period: 15, Period: 15,
Epoch: 30000, Epoch: 30000,
@ -184,8 +187,9 @@ var (
ByzantiumBlock: big.NewInt(0), ByzantiumBlock: big.NewInt(0),
ConstantinopleBlock: big.NewInt(0), ConstantinopleBlock: big.NewInt(0),
PetersburgBlock: big.NewInt(0), PetersburgBlock: big.NewInt(0),
IstanbulBlock: big.NewInt(1561651), IstanbulBlock: big.NewInt(1_561_651),
MuirGlacierBlock: nil, MuirGlacierBlock: nil,
BerlinBlock: big.NewInt(4_460_644),
Clique: &CliqueConfig{ Clique: &CliqueConfig{
Period: 15, Period: 15,
Epoch: 30000, Epoch: 30000,
@ -227,6 +231,7 @@ var (
PetersburgBlock: big.NewInt(0), PetersburgBlock: big.NewInt(0),
IstanbulBlock: big.NewInt(0), IstanbulBlock: big.NewInt(0),
MuirGlacierBlock: nil, MuirGlacierBlock: nil,
BerlinBlock: nil, // Don't enable Berlin directly, we're YOLOing it
YoloV3Block: big.NewInt(0), YoloV3Block: big.NewInt(0),
Clique: &CliqueConfig{ Clique: &CliqueConfig{
Period: 15, Period: 15,
@ -239,16 +244,16 @@ var (
// //
// This configuration is intentionally not using keyed fields to force anyone // This configuration is intentionally not using keyed fields to force anyone
// adding flags to the config to also have to set these fields. // adding flags to the config to also have to set these fields.
AllEthashProtocolChanges = &ChainConfig{big.NewInt(1337), big.NewInt(0), nil, false, big.NewInt(0), common.Hash{}, big.NewInt(0), big.NewInt(0), big.NewInt(0), big.NewInt(0), big.NewInt(0), big.NewInt(0), nil, nil, nil, new(EthashConfig), nil} AllEthashProtocolChanges = &ChainConfig{big.NewInt(1337), big.NewInt(0), nil, false, big.NewInt(0), common.Hash{}, big.NewInt(0), big.NewInt(0), big.NewInt(0), big.NewInt(0), big.NewInt(0), big.NewInt(0), big.NewInt(0), big.NewInt(0), nil, nil, new(EthashConfig), nil}
// AllCliqueProtocolChanges contains every protocol change (EIPs) introduced // AllCliqueProtocolChanges contains every protocol change (EIPs) introduced
// and accepted by the Ethereum core developers into the Clique consensus. // and accepted by the Ethereum core developers into the Clique consensus.
// //
// This configuration is intentionally not using keyed fields to force anyone // This configuration is intentionally not using keyed fields to force anyone
// adding flags to the config to also have to set these fields. // adding flags to the config to also have to set these fields.
AllCliqueProtocolChanges = &ChainConfig{big.NewInt(1337), big.NewInt(0), nil, false, big.NewInt(0), common.Hash{}, big.NewInt(0), big.NewInt(0), big.NewInt(0), big.NewInt(0), big.NewInt(0), big.NewInt(0), nil, big.NewInt(0), nil, nil, &CliqueConfig{Period: 0, Epoch: 30000}} AllCliqueProtocolChanges = &ChainConfig{big.NewInt(1337), big.NewInt(0), nil, false, big.NewInt(0), common.Hash{}, big.NewInt(0), big.NewInt(0), big.NewInt(0), big.NewInt(0), big.NewInt(0), big.NewInt(0), big.NewInt(0), big.NewInt(0), nil, nil, nil, &CliqueConfig{Period: 0, Epoch: 30000}}
TestChainConfig = &ChainConfig{big.NewInt(1), big.NewInt(0), nil, false, big.NewInt(0), common.Hash{}, big.NewInt(0), big.NewInt(0), big.NewInt(0), big.NewInt(0), big.NewInt(0), big.NewInt(0), nil, big.NewInt(0), nil, new(EthashConfig), nil} TestChainConfig = &ChainConfig{big.NewInt(1), big.NewInt(0), nil, false, big.NewInt(0), common.Hash{}, big.NewInt(0), big.NewInt(0), big.NewInt(0), big.NewInt(0), big.NewInt(0), big.NewInt(0), big.NewInt(0), big.NewInt(0), nil, nil, new(EthashConfig), nil}
TestRules = TestChainConfig.Rules(new(big.Int)) TestRules = TestChainConfig.Rules(new(big.Int))
) )
@ -319,6 +324,7 @@ type ChainConfig struct {
PetersburgBlock *big.Int `json:"petersburgBlock,omitempty"` // Petersburg switch block (nil = same as Constantinople) PetersburgBlock *big.Int `json:"petersburgBlock,omitempty"` // Petersburg switch block (nil = same as Constantinople)
IstanbulBlock *big.Int `json:"istanbulBlock,omitempty"` // Istanbul switch block (nil = no fork, 0 = already on istanbul) IstanbulBlock *big.Int `json:"istanbulBlock,omitempty"` // Istanbul switch block (nil = no fork, 0 = already on istanbul)
MuirGlacierBlock *big.Int `json:"muirGlacierBlock,omitempty"` // Eip-2384 (bomb delay) switch block (nil = no fork, 0 = already activated) MuirGlacierBlock *big.Int `json:"muirGlacierBlock,omitempty"` // Eip-2384 (bomb delay) switch block (nil = no fork, 0 = already activated)
BerlinBlock *big.Int `json:"berlinBlock,omitempty"` // Berlin switch block (nil = no fork, 0 = already on berlin)
YoloV3Block *big.Int `json:"yoloV3Block,omitempty"` // YOLO v3: Gas repricings TODO @holiman add EIP references YoloV3Block *big.Int `json:"yoloV3Block,omitempty"` // YOLO v3: Gas repricings TODO @holiman add EIP references
EWASMBlock *big.Int `json:"ewasmBlock,omitempty"` // EWASM switch block (nil = no fork, 0 = already activated) EWASMBlock *big.Int `json:"ewasmBlock,omitempty"` // EWASM switch block (nil = no fork, 0 = already activated)
@ -358,7 +364,7 @@ func (c *ChainConfig) String() string {
default: default:
engine = "unknown" engine = "unknown"
} }
return fmt.Sprintf("{ChainID: %v Homestead: %v DAO: %v DAOSupport: %v EIP150: %v EIP155: %v EIP158: %v Byzantium: %v Constantinople: %v Petersburg: %v Istanbul: %v, Muir Glacier: %v, YOLO v3: %v, Engine: %v}", return fmt.Sprintf("{ChainID: %v Homestead: %v DAO: %v DAOSupport: %v EIP150: %v EIP155: %v EIP158: %v Byzantium: %v Constantinople: %v Petersburg: %v Istanbul: %v, Muir Glacier: %v, Berlin: %v, YOLO v3: %v, Engine: %v}",
c.ChainID, c.ChainID,
c.HomesteadBlock, c.HomesteadBlock,
c.DAOForkBlock, c.DAOForkBlock,
@ -371,6 +377,7 @@ func (c *ChainConfig) String() string {
c.PetersburgBlock, c.PetersburgBlock,
c.IstanbulBlock, c.IstanbulBlock,
c.MuirGlacierBlock, c.MuirGlacierBlock,
c.BerlinBlock,
c.YoloV3Block, c.YoloV3Block,
engine, engine,
) )
@ -428,9 +435,9 @@ func (c *ChainConfig) IsIstanbul(num *big.Int) bool {
return isForked(c.IstanbulBlock, num) return isForked(c.IstanbulBlock, num)
} }
// IsYoloV3 returns whether num is either equal to the YoloV3 fork block or greater. // IsBerlin returns whether num is either equal to the Berlin fork block or greater.
func (c *ChainConfig) IsYoloV3(num *big.Int) bool { func (c *ChainConfig) IsBerlin(num *big.Int) bool {
return isForked(c.YoloV3Block, num) return isForked(c.BerlinBlock, num) || isForked(c.YoloV3Block, num)
} }
// IsEWASM returns whether num represents a block number after the EWASM fork // IsEWASM returns whether num represents a block number after the EWASM fork
@ -476,7 +483,7 @@ func (c *ChainConfig) CheckConfigForkOrder() error {
{name: "petersburgBlock", block: c.PetersburgBlock}, {name: "petersburgBlock", block: c.PetersburgBlock},
{name: "istanbulBlock", block: c.IstanbulBlock}, {name: "istanbulBlock", block: c.IstanbulBlock},
{name: "muirGlacierBlock", block: c.MuirGlacierBlock, optional: true}, {name: "muirGlacierBlock", block: c.MuirGlacierBlock, optional: true},
{name: "yoloV3Block", block: c.YoloV3Block}, {name: "berlinBlock", block: c.BerlinBlock},
} { } {
if lastFork.name != "" { if lastFork.name != "" {
// Next one must be higher number // Next one must be higher number
@ -540,6 +547,9 @@ func (c *ChainConfig) checkCompatible(newcfg *ChainConfig, head *big.Int) *Confi
if isForkIncompatible(c.MuirGlacierBlock, newcfg.MuirGlacierBlock, head) { if isForkIncompatible(c.MuirGlacierBlock, newcfg.MuirGlacierBlock, head) {
return newCompatError("Muir Glacier fork block", c.MuirGlacierBlock, newcfg.MuirGlacierBlock) return newCompatError("Muir Glacier fork block", c.MuirGlacierBlock, newcfg.MuirGlacierBlock)
} }
if isForkIncompatible(c.BerlinBlock, newcfg.BerlinBlock, head) {
return newCompatError("Berlin fork block", c.BerlinBlock, newcfg.BerlinBlock)
}
if isForkIncompatible(c.YoloV3Block, newcfg.YoloV3Block, head) { if isForkIncompatible(c.YoloV3Block, newcfg.YoloV3Block, head) {
return newCompatError("YOLOv3 fork block", c.YoloV3Block, newcfg.YoloV3Block) return newCompatError("YOLOv3 fork block", c.YoloV3Block, newcfg.YoloV3Block)
} }
@ -613,7 +623,7 @@ type Rules struct {
ChainID *big.Int ChainID *big.Int
IsHomestead, IsEIP150, IsEIP155, IsEIP158 bool IsHomestead, IsEIP150, IsEIP155, IsEIP158 bool
IsByzantium, IsConstantinople, IsPetersburg, IsIstanbul bool IsByzantium, IsConstantinople, IsPetersburg, IsIstanbul bool
IsYoloV3 bool IsBerlin bool
} }
// Rules ensures c's ChainID is not nil. // Rules ensures c's ChainID is not nil.
@ -632,6 +642,6 @@ func (c *ChainConfig) Rules(num *big.Int) Rules {
IsConstantinople: c.IsConstantinople(num), IsConstantinople: c.IsConstantinople(num),
IsPetersburg: c.IsPetersburg(num), IsPetersburg: c.IsPetersburg(num),
IsIstanbul: c.IsIstanbul(num), IsIstanbul: c.IsIstanbul(num),
IsYoloV3: c.IsYoloV3(num), IsBerlin: c.IsBerlin(num),
} }
} }

2
tests/init.go
View File

@ -165,7 +165,7 @@ var Forks = map[string]*params.ChainConfig{
ConstantinopleBlock: big.NewInt(0), ConstantinopleBlock: big.NewInt(0),
PetersburgBlock: big.NewInt(0), PetersburgBlock: big.NewInt(0),
IstanbulBlock: big.NewInt(0), IstanbulBlock: big.NewInt(0),
YoloV3Block: big.NewInt(0), BerlinBlock: big.NewInt(0),
}, },
} }

3
tests/state_test_util.go
View File

@ -24,14 +24,13 @@ import (
"strconv" "strconv"
"strings" "strings"
"github.com/ethereum/go-ethereum/core/state/snapshot"
"github.com/ethereum/go-ethereum/common" "github.com/ethereum/go-ethereum/common"
"github.com/ethereum/go-ethereum/common/hexutil" "github.com/ethereum/go-ethereum/common/hexutil"
"github.com/ethereum/go-ethereum/common/math" "github.com/ethereum/go-ethereum/common/math"
"github.com/ethereum/go-ethereum/core" "github.com/ethereum/go-ethereum/core"
"github.com/ethereum/go-ethereum/core/rawdb" "github.com/ethereum/go-ethereum/core/rawdb"
"github.com/ethereum/go-ethereum/core/state" "github.com/ethereum/go-ethereum/core/state"
"github.com/ethereum/go-ethereum/core/state/snapshot"
"github.com/ethereum/go-ethereum/core/types" "github.com/ethereum/go-ethereum/core/types"
"github.com/ethereum/go-ethereum/core/vm" "github.com/ethereum/go-ethereum/core/vm"
"github.com/ethereum/go-ethereum/crypto" "github.com/ethereum/go-ethereum/crypto"