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params: define cancun and prague as timestamp based forks (#26481)

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* params: define cancun and osaka as timestamp based forks

* core, params: change osaka to prague

* params: fix
pull/26535/head
rjl493456442 2 years ago committed by GitHub
parent 3f544ce8eb
commit 50e65392aa
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2 changed files with 148 additions and 31 deletions
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  1. 10
      core/forkid/forkid_test.go
  2. 165
      params/config.go

10
core/forkid/forkid_test.go
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@ -387,10 +387,10 @@ func TestValidation(t *testing.T) {
// TODO(karalabe): Enable this when Cancun is specced, update local head and time, next timestamp
//{&timestampedConfig, 21123456, 1678123456, ID{Hash: checksumToBytes(0x71147644), Next: 1678000000}, nil},
// Local is mainnet Osaka, remote announces Shanghai + knowledge about Cancun. Remote
// is definitely out of sync. It may or may not need the Osaka update, we don't know yet.
// Local is mainnet Prague, remote announces Shanghai + knowledge about Cancun. Remote
// is definitely out of sync. It may or may not need the Prague update, we don't know yet.
//
// TODO(karalabe): Enable this when Cancun **and** Osaka is specced, update all the numbers
// TODO(karalabe): Enable this when Cancun **and** Prague is specced, update all the numbers
//{&timestampedConfig, 0, 0, ID{Hash: checksumToBytes(0x3edd5b10), Next: 4370000}, nil},
// Local is mainnet Shanghai, remote announces Cancun. Local is out of sync, accept.
@ -398,10 +398,10 @@ func TestValidation(t *testing.T) {
// TODO(karalabe): Enable this when Cancun is specced, update remote checksum
//{&timestampedConfig, 21000000, 1678000000, ID{Hash: checksumToBytes(0x00000000), Next: 0}, nil},
// Local is mainnet Shanghai, remote announces Cancun, but is not aware of Osaka. Local
// Local is mainnet Shanghai, remote announces Cancun, but is not aware of Prague. Local
// out of sync. Local also knows about a future fork, but that is uncertain yet.
//
// TODO(karalabe): Enable this when Cancun **and** Osaka is specced, update remote checksum
// TODO(karalabe): Enable this when Cancun **and** Prague is specced, update remote checksum
//{&timestampedConfig, 21000000, 1678000000, ID{Hash: checksumToBytes(0x00000000), Next: 0}, nil},
// Local is mainnet Cancun. remote announces Shanghai but is not aware of further forks.

165
params/config.go
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@ -266,20 +266,123 @@ var (
// AllEthashProtocolChanges contains every protocol change (EIPs) introduced
// and accepted by the Ethereum core developers into the Ethash consensus.
//
// This configuration is intentionally not using keyed fields to force anyone
// 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), big.NewInt(0), big.NewInt(0), big.NewInt(0), big.NewInt(0), big.NewInt(0), nil, nil, nil, nil, false, new(EthashConfig), nil}
AllEthashProtocolChanges = &ChainConfig{
ChainID: big.NewInt(1337),
HomesteadBlock: big.NewInt(0),
DAOForkBlock: nil,
DAOForkSupport: false,
EIP150Block: big.NewInt(0),
EIP150Hash: common.Hash{},
EIP155Block: big.NewInt(0),
EIP158Block: big.NewInt(0),
ByzantiumBlock: big.NewInt(0),
ConstantinopleBlock: big.NewInt(0),
PetersburgBlock: big.NewInt(0),
IstanbulBlock: big.NewInt(0),
MuirGlacierBlock: big.NewInt(0),
BerlinBlock: big.NewInt(0),
LondonBlock: big.NewInt(0),
ArrowGlacierBlock: big.NewInt(0),
GrayGlacierBlock: big.NewInt(0),
MergeNetsplitBlock: nil,
ShanghaiTime: nil,
CancunTime: nil,
PragueTime: nil,
TerminalTotalDifficulty: nil,
TerminalTotalDifficultyPassed: false,
Ethash: new(EthashConfig),
Clique: nil,
}
// AllCliqueProtocolChanges contains every protocol change (EIPs) introduced
// and accepted by the Ethereum core developers into the Clique consensus.
//
// This configuration is intentionally not using keyed fields to force anyone
// 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), big.NewInt(0), big.NewInt(0), big.NewInt(0), nil, nil, nil, nil, nil, nil, false, nil, &CliqueConfig{Period: 0, Epoch: 30000}}
AllCliqueProtocolChanges = &ChainConfig{
ChainID: big.NewInt(1337),
HomesteadBlock: big.NewInt(0),
DAOForkBlock: nil,
DAOForkSupport: false,
EIP150Block: big.NewInt(0),
EIP150Hash: common.Hash{},
EIP155Block: big.NewInt(0),
EIP158Block: big.NewInt(0),
ByzantiumBlock: big.NewInt(0),
ConstantinopleBlock: big.NewInt(0),
PetersburgBlock: big.NewInt(0),
IstanbulBlock: big.NewInt(0),
MuirGlacierBlock: big.NewInt(0),
BerlinBlock: big.NewInt(0),
LondonBlock: big.NewInt(0),
ArrowGlacierBlock: nil,
GrayGlacierBlock: nil,
MergeNetsplitBlock: nil,
ShanghaiTime: nil,
CancunTime: nil,
PragueTime: nil,
TerminalTotalDifficulty: nil,
TerminalTotalDifficultyPassed: false,
Ethash: nil,
Clique: &CliqueConfig{Period: 0, Epoch: 30000},
}
// TestChainConfig contains every protocol change (EIPs) introduced
// and accepted by the Ethereum core developers for testing proposes.
TestChainConfig = &ChainConfig{
ChainID: big.NewInt(1),
HomesteadBlock: big.NewInt(0),
DAOForkBlock: nil,
DAOForkSupport: false,
EIP150Block: big.NewInt(0),
EIP150Hash: common.Hash{},
EIP155Block: big.NewInt(0),
EIP158Block: big.NewInt(0),
ByzantiumBlock: big.NewInt(0),
ConstantinopleBlock: big.NewInt(0),
PetersburgBlock: big.NewInt(0),
IstanbulBlock: big.NewInt(0),
MuirGlacierBlock: big.NewInt(0),
BerlinBlock: big.NewInt(0),
LondonBlock: big.NewInt(0),
ArrowGlacierBlock: big.NewInt(0),
GrayGlacierBlock: big.NewInt(0),
MergeNetsplitBlock: nil,
ShanghaiTime: nil,
CancunTime: nil,
PragueTime: nil,
TerminalTotalDifficulty: nil,
TerminalTotalDifficultyPassed: false,
Ethash: new(EthashConfig),
Clique: 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), big.NewInt(0), big.NewInt(0), big.NewInt(0), nil, nil, nil, nil, false, new(EthashConfig), nil}
NonActivatedConfig = &ChainConfig{big.NewInt(1), nil, nil, false, nil, common.Hash{}, nil, nil, nil, nil, nil, nil, nil, nil, nil, nil, nil, nil, nil, nil, nil, false, new(EthashConfig), nil}
// NonActivatedConfig defines the chain configuration without activating
// any protocol change (EIPs).
NonActivatedConfig = &ChainConfig{
ChainID: big.NewInt(1),
HomesteadBlock: nil,
DAOForkBlock: nil,
DAOForkSupport: false,
EIP150Block: nil,
EIP150Hash: common.Hash{},
EIP155Block: nil,
EIP158Block: nil,
ByzantiumBlock: nil,
ConstantinopleBlock: nil,
PetersburgBlock: nil,
IstanbulBlock: nil,
MuirGlacierBlock: nil,
BerlinBlock: nil,
LondonBlock: nil,
ArrowGlacierBlock: nil,
GrayGlacierBlock: nil,
MergeNetsplitBlock: nil,
ShanghaiTime: nil,
CancunTime: nil,
PragueTime: nil,
TerminalTotalDifficulty: nil,
TerminalTotalDifficultyPassed: false,
Ethash: new(EthashConfig),
Clique: nil,
}
TestRules = TestChainConfig.Rules(new(big.Int), false, new(big.Int))
)
@ -370,11 +473,12 @@ type ChainConfig struct {
ArrowGlacierBlock *big.Int `json:"arrowGlacierBlock,omitempty"` // Eip-4345 (bomb delay) switch block (nil = no fork, 0 = already activated)
GrayGlacierBlock *big.Int `json:"grayGlacierBlock,omitempty"` // Eip-5133 (bomb delay) switch block (nil = no fork, 0 = already activated)
MergeNetsplitBlock *big.Int `json:"mergeNetsplitBlock,omitempty"` // Virtual fork after The Merge to use as a network splitter
CancunBlock *big.Int `json:"cancunBlock,omitempty"` // Cancun switch block (nil = no fork, 0 = already on cancun)
// Fork scheduling was switched from blocks to timestamps here
ShanghaiTime *big.Int `json:"shanghaiTime,omitempty"` // Shanghai switch time (nil = no fork, 0 = already on shanghai)
CancunTime *big.Int `json:"cancunTime,omitempty"` // Cancun switch time (nil = no fork, 0 = already on cancun)
PragueTime *big.Int `json:"pragueTime,omitempty"` // Prague switch time (nil = no fork, 0 = already on prague)
// TerminalTotalDifficulty is the amount of total difficulty reached by
// the network that triggers the consensus upgrade.
@ -489,8 +593,11 @@ func (c *ChainConfig) Description() string {
if c.ShanghaiTime != nil {
banner += fmt.Sprintf(" - Shanghai: @%-10v (https://github.com/ethereum/execution-specs/blob/master/network-upgrades/mainnet-upgrades/shanghai.md)\n", c.ShanghaiTime)
}
if c.CancunBlock != nil {
banner += fmt.Sprintf(" - Cancun: @%-10v\n", c.CancunBlock)
if c.CancunTime != nil {
banner += fmt.Sprintf(" - Cancun: @%-10v\n", c.CancunTime)
}
if c.PragueTime != nil {
banner += fmt.Sprintf(" - Prague: @%-10v\n", c.PragueTime)
}
return banner
}
@ -575,16 +682,21 @@ func (c *ChainConfig) IsTerminalPoWBlock(parentTotalDiff *big.Int, totalDiff *bi
return parentTotalDiff.Cmp(c.TerminalTotalDifficulty) < 0 && totalDiff.Cmp(c.TerminalTotalDifficulty) >= 0
}
// IsCancun returns whether num is either equal to the Cancun fork block or greater.
func (c *ChainConfig) IsCancun(num *big.Int) bool {
return isBlockForked(c.CancunBlock, num)
}
// IsShanghai returns whether time is either equal to the Shanghai fork time or greater.
func (c *ChainConfig) IsShanghai(time *big.Int) bool {
return isTimestampForked(c.ShanghaiTime, time)
}
// IsCancun returns whether num is either equal to the Cancun fork time or greater.
func (c *ChainConfig) IsCancun(time *big.Int) bool {
return isTimestampForked(c.CancunTime, time)
}
// IsPrague returns whether num is either equal to the Prague fork time or greater.
func (c *ChainConfig) IsPrague(time *big.Int) bool {
return isTimestampForked(c.PragueTime, time)
}
// CheckCompatible checks whether scheduled fork transitions have been imported
// with a mismatching chain configuration.
func (c *ChainConfig) CheckCompatible(newcfg *ChainConfig, height uint64, time uint64) *ConfigCompatError {
@ -636,8 +748,9 @@ func (c *ChainConfig) CheckConfigForkOrder() error {
{name: "arrowGlacierBlock", block: c.ArrowGlacierBlock, optional: true},
{name: "grayGlacierBlock", block: c.GrayGlacierBlock, optional: true},
{name: "mergeNetsplitBlock", block: c.MergeNetsplitBlock, optional: true},
{name: "cancunBlock", block: c.CancunBlock, optional: true},
{name: "shanghaiTime", timestamp: c.ShanghaiTime},
{name: "cancunTime", timestamp: c.CancunTime, optional: true},
{name: "pragueTime", timestamp: c.PragueTime, optional: true},
} {
if lastFork.name != "" {
switch {
@ -732,12 +845,15 @@ func (c *ChainConfig) checkCompatible(newcfg *ChainConfig, headNumber *big.Int,
if isForkBlockIncompatible(c.MergeNetsplitBlock, newcfg.MergeNetsplitBlock, headNumber) {
return newBlockCompatError("Merge netsplit fork block", c.MergeNetsplitBlock, newcfg.MergeNetsplitBlock)
}
if isForkBlockIncompatible(c.CancunBlock, newcfg.CancunBlock, headNumber) {
return newBlockCompatError("Cancun fork block", c.CancunBlock, newcfg.CancunBlock)
}
if isForkTimestampIncompatible(c.ShanghaiTime, newcfg.ShanghaiTime, headTimestamp) {
return newTimestampCompatError("Shanghai fork timestamp", c.ShanghaiTime, newcfg.ShanghaiTime)
}
if isForkTimestampIncompatible(c.CancunTime, newcfg.CancunTime, headTimestamp) {
return newTimestampCompatError("Cancun fork timestamp", c.CancunTime, newcfg.CancunTime)
}
if isForkTimestampIncompatible(c.PragueTime, newcfg.PragueTime, headTimestamp) {
return newTimestampCompatError("Prague fork timestamp", c.PragueTime, newcfg.PragueTime)
}
return nil
}
@ -882,7 +998,7 @@ type Rules struct {
IsHomestead, IsEIP150, IsEIP155, IsEIP158 bool
IsByzantium, IsConstantinople, IsPetersburg, IsIstanbul bool
IsBerlin, IsLondon bool
IsMerge, IsShanghai, isCancun bool
IsMerge, IsShanghai, isCancun, isPrague bool
}
// Rules ensures c's ChainID is not nil.
@ -905,6 +1021,7 @@ func (c *ChainConfig) Rules(num *big.Int, isMerge bool, timestamp *big.Int) Rule
IsLondon: c.IsLondon(num),
IsMerge: isMerge,
IsShanghai: c.IsShanghai(timestamp),
isCancun: c.IsCancun(num),
isCancun: c.IsCancun(timestamp),
isPrague: c.IsPrague(timestamp),
}
}

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