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Merge pull request #15146 from karalabe/byzantium-rebrand

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consensus, core, params: rebrand Metro to Byzantium
This commit is contained in:
Péter Szilágyi 2017-09-14 10:29:08 +03:00 committed by GitHub
commit 885c13c2c9
12 changed files with 86 additions and 86 deletions
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16
consensus/ethash/consensus.go
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@ -37,7 +37,7 @@ import (
// Ethash proof-of-work protocol constants.
var (
frontierBlockReward *big.Int = big.NewInt(5e+18) // Block reward in wei for successfully mining a block
metropolisBlockReward *big.Int = big.NewInt(3e+18) // Block reward in wei for successfully mining a block upward from Metropolis
byzantiumBlockReward *big.Int = big.NewInt(3e+18) // Block reward in wei for successfully mining a block upward from Byzantium
maxUncles = 2 // Maximum number of uncles allowed in a single block
)
@ -290,8 +290,8 @@ func (ethash *Ethash) verifyHeader(chain consensus.ChainReader, header, parent *
func CalcDifficulty(config *params.ChainConfig, time uint64, parent *types.Header) *big.Int {
next := new(big.Int).Add(parent.Number, big1)
switch {
case config.IsMetropolis(next):
return calcDifficultyMetropolis(time, parent)
case config.IsByzantium(next):
return calcDifficultyByzantium(time, parent)
case config.IsHomestead(next):
return calcDifficultyHomestead(time, parent)
default:
@ -310,10 +310,10 @@ var (
big2999999 = big.NewInt(2999999)
)
// calcDifficultyMetropolis is the difficulty adjustment algorithm. It returns
// calcDifficultyByzantium is the difficulty adjustment algorithm. It returns
// the difficulty that a new block should have when created at time given the
// parent block's time and difficulty. The calculation uses the Metropolis rules.
func calcDifficultyMetropolis(time uint64, parent *types.Header) *big.Int {
// parent block's time and difficulty. The calculation uses the Byzantium rules.
func calcDifficultyByzantium(time uint64, parent *types.Header) *big.Int {
// https://github.com/ethereum/EIPs/issues/100.
// algorithm:
// diff = (parent_diff +
@ -530,8 +530,8 @@ var (
func AccumulateRewards(config *params.ChainConfig, state *state.StateDB, header *types.Header, uncles []*types.Header) {
// Select the correct block reward based on chain progression
blockReward := frontierBlockReward
if config.IsMetropolis(header.Number) {
blockReward = metropolisBlockReward
if config.IsByzantium(header.Number) {
blockReward = byzantiumBlockReward
}
// Accumulate the rewards for the miner and any included uncles
reward := new(big.Int).Set(blockReward)

2
core/state_processor.go
View File

@ -105,7 +105,7 @@ func ApplyTransaction(config *params.ChainConfig, bc *BlockChain, author *common
// Update the state with pending changes
var root []byte
if config.IsMetropolis(header.Number) {
if config.IsByzantium(header.Number) {
statedb.Finalise(true)
} else {
root = statedb.IntermediateRoot(config.IsEIP158(header.Number)).Bytes()

2
core/types/receipt.go
View File

@ -79,7 +79,7 @@ func NewReceipt(root []byte, failed bool, cumulativeGasUsed *big.Int) *Receipt {
}
// EncodeRLP implements rlp.Encoder, and flattens the consensus fields of a receipt
// into an RLP stream. If no post state is present, metropolis fork is assumed.
// into an RLP stream. If no post state is present, byzantium fork is assumed.
func (r *Receipt) EncodeRLP(w io.Writer) error {
return rlp.Encode(w, &receiptRLP{r.statusEncoding(), r.CumulativeGasUsed, r.Bloom, r.Logs})
}

6
core/vm/contracts.go
View File

@ -46,9 +46,9 @@ var PrecompiledContractsHomestead = map[common.Address]PrecompiledContract{
common.BytesToAddress([]byte{4}): &dataCopy{},
}
// PrecompiledContractsMetropolis contains the default set of pre-compiled Ethereum
// contracts used in the Metropolis release.
var PrecompiledContractsMetropolis = map[common.Address]PrecompiledContract{
// PrecompiledContractsByzantium contains the default set of pre-compiled Ethereum
// contracts used in the Byzantium release.
var PrecompiledContractsByzantium = map[common.Address]PrecompiledContract{
common.BytesToAddress([]byte{1}): &ecrecover{},
common.BytesToAddress([]byte{2}): &sha256hash{},
common.BytesToAddress([]byte{3}): &ripemd160hash{},

4
core/vm/contracts_test.go
View File

@ -321,7 +321,7 @@ var bn256PairingTests = []precompiledTest{
}
func testPrecompiled(addr string, test precompiledTest, t *testing.T) {
p := PrecompiledContractsMetropolis[common.HexToAddress(addr)]
p := PrecompiledContractsByzantium[common.HexToAddress(addr)]
in := common.Hex2Bytes(test.input)
contract := NewContract(AccountRef(common.HexToAddress("1337")),
nil, new(big.Int), p.RequiredGas(in))
@ -338,7 +338,7 @@ func benchmarkPrecompiled(addr string, test precompiledTest, bench *testing.B) {
if test.noBenchmark {
return
}
p := PrecompiledContractsMetropolis[common.HexToAddress(addr)]
p := PrecompiledContractsByzantium[common.HexToAddress(addr)]
in := common.Hex2Bytes(test.input)
reqGas := p.RequiredGas(in)
contract := NewContract(AccountRef(common.HexToAddress("1337")),

8
core/vm/evm.go
View File

@ -41,8 +41,8 @@ type (
func run(evm *EVM, snapshot int, contract *Contract, input []byte) ([]byte, error) {
if contract.CodeAddr != nil {
precompiles := PrecompiledContractsHomestead
if evm.ChainConfig().IsMetropolis(evm.BlockNumber) {
precompiles = PrecompiledContractsMetropolis
if evm.ChainConfig().IsByzantium(evm.BlockNumber) {
precompiles = PrecompiledContractsByzantium
}
if p := precompiles[*contract.CodeAddr]; p != nil {
return RunPrecompiledContract(p, input, contract)
@ -151,8 +151,8 @@ func (evm *EVM) Call(caller ContractRef, addr common.Address, input []byte, gas
)
if !evm.StateDB.Exist(addr) {
precompiles := PrecompiledContractsHomestead
if evm.ChainConfig().IsMetropolis(evm.BlockNumber) {
precompiles = PrecompiledContractsMetropolis
if evm.ChainConfig().IsByzantium(evm.BlockNumber) {
precompiles = PrecompiledContractsByzantium
}
if precompiles[addr] == nil && evm.ChainConfig().IsEIP158(evm.BlockNumber) && value.Sign() == 0 {
return nil, gas, nil

6
core/vm/interpreter.go
View File

@ -70,8 +70,8 @@ func NewInterpreter(evm *EVM, cfg Config) *Interpreter {
// we'll set the default jump table.
if !cfg.JumpTable[STOP].valid {
switch {
case evm.ChainConfig().IsMetropolis(evm.BlockNumber):
cfg.JumpTable = metropolisInstructionSet
case evm.ChainConfig().IsByzantium(evm.BlockNumber):
cfg.JumpTable = byzantiumInstructionSet
case evm.ChainConfig().IsHomestead(evm.BlockNumber):
cfg.JumpTable = homesteadInstructionSet
default:
@ -88,7 +88,7 @@ func NewInterpreter(evm *EVM, cfg Config) *Interpreter {
}
func (in *Interpreter) enforceRestrictions(op OpCode, operation operation, stack *Stack) error {
if in.evm.chainRules.IsMetropolis {
if in.evm.chainRules.IsByzantium {
if in.readOnly {
// If the interpreter is operating in readonly mode, make sure no
// state-modifying operation is performed. The 3rd stack item

8
core/vm/jump_table.go
View File

@ -53,12 +53,12 @@ type operation struct {
var (
frontierInstructionSet = NewFrontierInstructionSet()
homesteadInstructionSet = NewHomesteadInstructionSet()
metropolisInstructionSet = NewMetropolisInstructionSet()
byzantiumInstructionSet = NewByzantiumInstructionSet()
)
// NewMetropolisInstructionSet returns the frontier, homestead and
// metropolis instructions.
func NewMetropolisInstructionSet() [256]operation {
// NewByzantiumInstructionSet returns the frontier, homestead and
// byzantium instructions.
func NewByzantiumInstructionSet() [256]operation {
// instructions that can be executed during the homestead phase.
instructionSet := NewHomesteadInstructionSet()
instructionSet[STATICCALL] = operation{

24
params/config.go
View File

@ -40,7 +40,7 @@ var (
EIP150Hash: common.HexToHash("0x2086799aeebeae135c246c65021c82b4e15a2c451340993aacfd2751886514f0"),
EIP155Block: big.NewInt(2675000),
EIP158Block: big.NewInt(2675000),
MetropolisBlock: big.NewInt(math.MaxInt64), // Don't enable yet
ByzantiumBlock: big.NewInt(math.MaxInt64), // Don't enable yet
Ethash: new(EthashConfig),
}
@ -55,7 +55,7 @@ var (
EIP150Hash: common.HexToHash("0x41941023680923e0fe4d74a34bdac8141f2540e3ae90623718e47d66d1ca4a2d"),
EIP155Block: big.NewInt(10),
EIP158Block: big.NewInt(10),
MetropolisBlock: big.NewInt(math.MaxInt64), // Don't enable yet
ByzantiumBlock: big.NewInt(math.MaxInt64), // Don't enable yet
Ethash: new(EthashConfig),
}
@ -70,7 +70,7 @@ var (
EIP150Hash: common.HexToHash("0x9b095b36c15eaf13044373aef8ee0bd3a382a5abb92e402afa44b8249c3a90e9"),
EIP155Block: big.NewInt(3),
EIP158Block: big.NewInt(3),
MetropolisBlock: big.NewInt(math.MaxInt64), // Don't enable yet
ByzantiumBlock: big.NewInt(math.MaxInt64), // Don't enable yet
Clique: &CliqueConfig{
Period: 15,
@ -110,7 +110,7 @@ type ChainConfig struct {
EIP155Block *big.Int `json:"eip155Block,omitempty"` // EIP155 HF block
EIP158Block *big.Int `json:"eip158Block,omitempty"` // EIP158 HF block
MetropolisBlock *big.Int `json:"metropolisBlock,omitempty"` // Metropolis switch block (nil = no fork, 0 = alraedy on homestead)
ByzantiumBlock *big.Int `json:"byzantiumBlock,omitempty"` // Byzantium switch block (nil = no fork, 0 = alraedy on homestead)
// Various consensus engines
Ethash *EthashConfig `json:"ethash,omitempty"`
@ -147,7 +147,7 @@ func (c *ChainConfig) String() string {
default:
engine = "unknown"
}
return fmt.Sprintf("{ChainID: %v Homestead: %v DAO: %v DAOSupport: %v EIP150: %v EIP155: %v EIP158: %v Metropolis: %v Engine: %v}",
return fmt.Sprintf("{ChainID: %v Homestead: %v DAO: %v DAOSupport: %v EIP150: %v EIP155: %v EIP158: %v Byzantium: %v Engine: %v}",
c.ChainId,
c.HomesteadBlock,
c.DAOForkBlock,
@ -155,7 +155,7 @@ func (c *ChainConfig) String() string {
c.EIP150Block,
c.EIP155Block,
c.EIP158Block,
c.MetropolisBlock,
c.ByzantiumBlock,
engine,
)
}
@ -182,8 +182,8 @@ func (c *ChainConfig) IsEIP158(num *big.Int) bool {
return isForked(c.EIP158Block, num)
}
func (c *ChainConfig) IsMetropolis(num *big.Int) bool {
return isForked(c.MetropolisBlock, num)
func (c *ChainConfig) IsByzantium(num *big.Int) bool {
return isForked(c.ByzantiumBlock, num)
}
// GasTable returns the gas table corresponding to the current phase (homestead or homestead reprice).
@ -243,8 +243,8 @@ func (c *ChainConfig) checkCompatible(newcfg *ChainConfig, head *big.Int) *Confi
if c.IsEIP158(head) && !configNumEqual(c.ChainId, newcfg.ChainId) {
return newCompatError("EIP158 chain ID", c.EIP158Block, newcfg.EIP158Block)
}
if isForkIncompatible(c.MetropolisBlock, newcfg.MetropolisBlock, head) {
return newCompatError("Metropolis fork block", c.MetropolisBlock, newcfg.MetropolisBlock)
if isForkIncompatible(c.ByzantiumBlock, newcfg.ByzantiumBlock, head) {
return newCompatError("Byzantium fork block", c.ByzantiumBlock, newcfg.ByzantiumBlock)
}
return nil
}
@ -312,7 +312,7 @@ func (err *ConfigCompatError) Error() string {
type Rules struct {
ChainId *big.Int
IsHomestead, IsEIP150, IsEIP155, IsEIP158 bool
IsMetropolis bool
IsByzantium bool
}
func (c *ChainConfig) Rules(num *big.Int) Rules {
@ -320,5 +320,5 @@ func (c *ChainConfig) Rules(num *big.Int) Rules {
if chainId == nil {
chainId = new(big.Int)
}
return Rules{ChainId: new(big.Int).Set(chainId), IsHomestead: c.IsHomestead(num), IsEIP150: c.IsEIP150(num), IsEIP155: c.IsEIP155(num), IsEIP158: c.IsEIP158(num), IsMetropolis: c.IsMetropolis(num)}
return Rules{ChainId: new(big.Int).Set(chainId), IsHomestead: c.IsHomestead(num), IsEIP150: c.IsEIP150(num), IsEIP155: c.IsEIP155(num), IsEIP158: c.IsEIP158(num), IsByzantium: c.IsByzantium(num)}
}

4
tests/init.go
View File

@ -51,7 +51,7 @@ var Forks = map[string]*params.ChainConfig{
EIP155Block: big.NewInt(0),
EIP158Block: big.NewInt(0),
DAOForkBlock: big.NewInt(0),
MetropolisBlock: big.NewInt(0),
ByzantiumBlock: big.NewInt(0),
},
"FrontierToHomesteadAt5": &params.ChainConfig{
ChainId: big.NewInt(1),
@ -74,7 +74,7 @@ var Forks = map[string]*params.ChainConfig{
EIP150Block: big.NewInt(0),
EIP155Block: big.NewInt(0),
EIP158Block: big.NewInt(0),
MetropolisBlock: big.NewInt(5),
ByzantiumBlock: big.NewInt(5),
},
}

4
tests/transaction_test.go
View File

@ -37,12 +37,12 @@ func TestTransaction(t *testing.T) {
EIP158Block: big.NewInt(0),
ChainId: big.NewInt(1),
})
txt.config(`^Metropolis/`, params.ChainConfig{
txt.config(`^Byzantium/`, params.ChainConfig{
HomesteadBlock: big.NewInt(0),
EIP150Block: big.NewInt(0),
EIP155Block: big.NewInt(0),
EIP158Block: big.NewInt(0),
MetropolisBlock: big.NewInt(0),
ByzantiumBlock: big.NewInt(0),
})
txt.walk(t, transactionTestDir, func(t *testing.T, name string, test *TransactionTest) {