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feature: add hardfork logic (#1)
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@redhdx
redhdx authored Oct 9, 2023
1 parent dff9fb0 commit 13b8d3e
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Showing 2 changed files with 110 additions and 8 deletions.
9 changes: 8 additions & 1 deletion core/genesis.go
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Original file line number Diff line number Diff line change
Expand Up @@ -384,7 +384,8 @@ func SetupGenesisBlockWithOverride(db ethdb.Database, triedb *trie.Database, gen
// chain config as that would be AllProtocolChanges (applying any new fork
// on top of an existing private network genesis block). In that case, only
// apply the overrides.
if genesis == nil && stored != params.MainnetGenesisHash {
if genesis == nil && stored != params.MainnetGenesisHash && stored != params.OPBNBMainNetGenesisHash &&
stored != params.OPBNBTestNetGenesisHash && stored != params.OPBNBDevNetGenesisHash {
newcfg = storedcfg
applyOverrides(newcfg)
}
Expand Down Expand Up @@ -453,6 +454,12 @@ func (g *Genesis) configOrDefault(ghash common.Hash) *params.ChainConfig {
return params.RinkebyChainConfig
case ghash == params.GoerliGenesisHash:
return params.GoerliChainConfig
case ghash == params.OPBNBMainNetGenesisHash:
return params.OPBNBMainNetConfig
case ghash == params.OPBNBTestNetGenesisHash:
return params.OPBNBTestNetConfig
case ghash == params.OPBNBDevNetGenesisHash:
return params.OPBNBDevNetConfig
default:
return params.AllEthashProtocolChanges
}
Expand Down
109 changes: 102 additions & 7 deletions params/config.go
View file
Original file line number Diff line number Diff line change
Expand Up @@ -32,6 +32,10 @@ var (
SepoliaGenesisHash = common.HexToHash("0x25a5cc106eea7138acab33231d7160d69cb777ee0c2c553fcddf5138993e6dd9")
RinkebyGenesisHash = common.HexToHash("0x6341fd3daf94b748c72ced5a5b26028f2474f5f00d824504e4fa37a75767e177")
GoerliGenesisHash = common.HexToHash("0xbf7e331f7f7c1dd2e05159666b3bf8bc7a8a3a9eb1d518969eab529dd9b88c1a")

OPBNBMainNetGenesisHash = common.HexToHash("0x4dd61178c8b0f01670c231597e7bcb368e84545acd46d940a896d6a791dd6df4")
OPBNBTestNetGenesisHash = common.HexToHash("0x51fa57729dfb1c27542c21b06cb72a0459c57440ceb43a465dae1307cd04fe80")
OPBNBDevNetGenesisHash = common.HexToHash("0xa4634772ef68bd0f764ae9c34df6f63c90c70b7607cda424a7fec74576081b84")
)

// OP Stack chain config
Expand Down Expand Up @@ -89,7 +93,6 @@ var (
TerminalTotalDifficultyPassed: true,
ShanghaiTime: newUint64(1681338455),
Ethash: new(EthashConfig),
// todo: add GreenfieldLink block
}

// MainnetTrustedCheckpoint contains the light client trusted checkpoint for the main network.
Expand Down Expand Up @@ -236,6 +239,96 @@ var (
Threshold: 2,
}

OPBNBMainNetConfig = &ChainConfig{
ChainID: big.NewInt(204),
HomesteadBlock: big.NewInt(0),
EIP150Block: big.NewInt(0),
EIP150Hash: common.HexToHash("0x0000000000000000000000000000000000000000000000000000000000000000"),
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: big.NewInt(0),
BedrockBlock: big.NewInt(0),
RegolithTime: newUint64(0),
TerminalTotalDifficulty: big.NewInt(0),
TerminalTotalDifficultyPassed: true,
Optimism: &OptimismConfig{
EIP1559Elasticity: 2,
EIP1559Denominator: 8,
},
PreContractForkBlock: big.NewInt(0),
// todo change block number
GreenfieldLinkBlock: big.NewInt(0),
}

OPBNBTestNetConfig = &ChainConfig{
ChainID: big.NewInt(5611),
HomesteadBlock: big.NewInt(0),
EIP150Block: big.NewInt(0),
EIP150Hash: common.HexToHash("0x0000000000000000000000000000000000000000000000000000000000000000"),
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: big.NewInt(0),
BedrockBlock: big.NewInt(0),
RegolithTime: newUint64(0),
TerminalTotalDifficulty: big.NewInt(0),
TerminalTotalDifficultyPassed: true,
Optimism: &OptimismConfig{
EIP1559Elasticity: 2,
EIP1559Denominator: 8,
},
PreContractForkBlock: big.NewInt(0),
// todo change block number
GreenfieldLinkBlock: big.NewInt(0),
}

OPBNBDevNetConfig = &ChainConfig{
ChainID: big.NewInt(901),
HomesteadBlock: big.NewInt(0),
EIP150Block: big.NewInt(0),
EIP150Hash: common.HexToHash("0x0000000000000000000000000000000000000000000000000000000000000000"),
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: big.NewInt(0),
BedrockBlock: big.NewInt(0),
RegolithTime: newUint64(0),
TerminalTotalDifficulty: big.NewInt(0),
TerminalTotalDifficultyPassed: true,
Optimism: &OptimismConfig{
EIP1559Elasticity: 2,
EIP1559Denominator: 8,
},
PreContractForkBlock: big.NewInt(0),
// todo change block number
GreenfieldLinkBlock: big.NewInt(0),
}

// AllEthashProtocolChanges contains every protocol change (EIPs) introduced
// and accepted by the Ethereum core developers into the Ethash consensus.
AllEthashProtocolChanges = &ChainConfig{
Expand Down Expand Up @@ -454,7 +547,6 @@ type ChainConfig struct {
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)
LondonBlock *big.Int `json:"londonBlock,omitempty"` // London switch block (nil = no fork, 0 = already on london)
GreenfieldLinkBlock *big.Int `json:"greenfieldLinkBlock,omitempty"` // GreenfieldLink switch block (nil = no fork, 0 = already on london)
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
Expand Down Expand Up @@ -485,6 +577,8 @@ type ChainConfig struct {
Optimism *OptimismConfig `json:"optimism,omitempty"`
// PreContractForkBlock hard-fork switch block (nil = no fork, 0 = already on preContractForkBlock)
PreContractForkBlock *big.Int `json:"preContractForkBlock,omitempty"`
// GreenfieldLink switch block (nil = no fork, 0 = already on GreenfieldLink)
GreenfieldLinkBlock *big.Int `json:"greenfieldLinkBlock,omitempty"`
}

// EthashConfig is the consensus engine configs for proof-of-work based sealing.
Expand Down Expand Up @@ -571,7 +665,6 @@ func (c *ChainConfig) Description() string {
}
banner += fmt.Sprintf(" - Berlin: #%-8v (https://github.com/ethereum/execution-specs/blob/master/network-upgrades/mainnet-upgrades/berlin.md)\n", c.BerlinBlock)
banner += fmt.Sprintf(" - London: #%-8v (https://github.com/ethereum/execution-specs/blob/master/network-upgrades/mainnet-upgrades/london.md)\n", c.LondonBlock)
banner += fmt.Sprintf(" - GreenfieldLink: #%-8v (https://github.com/ethereum/execution-specs/blob/master/network-upgrades/mainnet-upgrades/london.md)\n", c.GreenfieldLinkBlock) // TODO: add bep
if c.ArrowGlacierBlock != nil {
banner += fmt.Sprintf(" - Arrow Glacier: #%-8v (https://github.com/ethereum/execution-specs/blob/master/network-upgrades/mainnet-upgrades/arrow-glacier.md)\n", c.ArrowGlacierBlock)
}
Expand Down Expand Up @@ -609,9 +702,12 @@ func (c *ChainConfig) Description() string {
if c.RegolithTime != nil {
banner += fmt.Sprintf(" - Regolith: @%-10v\n", *c.RegolithTime)
}
banner += "OPBNB hard forks (block based):\n"
if c.PreContractForkBlock != nil {
banner += fmt.Sprintf(" - PreContractForkBlock: @%-10v\n", *c.PreContractForkBlock)
banner += fmt.Sprintf(" - PreContractForkBlock: #%-8v\n", c.PreContractForkBlock)
}
// TODO: add bep
banner += fmt.Sprintf(" - GreenfieldLink: #%-8v (https://github.com/ethereum/execution-specs/blob/master/network-upgrades/mainnet-upgrades/london.md)\n", c.GreenfieldLinkBlock)
return banner
}

Expand Down Expand Up @@ -797,7 +893,6 @@ func (c *ChainConfig) CheckConfigForkOrder() error {
{name: "shanghaiTime", timestamp: c.ShanghaiTime},
{name: "cancunTime", timestamp: c.CancunTime, optional: true},
{name: "pragueTime", timestamp: c.PragueTime, optional: true},
{name: "greenfieldLink", block: c.GreenfieldLinkBlock},
} {
if lastFork.name != "" {
switch {
Expand Down Expand Up @@ -1054,9 +1149,9 @@ type Rules struct {
IsHomestead, IsEIP150, IsEIP155, IsEIP158 bool
IsByzantium, IsConstantinople, IsPetersburg, IsIstanbul bool
IsBerlin, IsLondon bool
IsGreenfieldLink bool
IsMerge, IsShanghai, isCancun, isPrague bool
IsOptimismBedrock, IsOptimismRegolith bool
IsGreenfieldLink bool
}

// Rules ensures c's ChainID is not nil.
Expand All @@ -1077,13 +1172,13 @@ func (c *ChainConfig) Rules(num *big.Int, isMerge bool, timestamp uint64) Rules
IsIstanbul: c.IsIstanbul(num),
IsBerlin: c.IsBerlin(num),
IsLondon: c.IsLondon(num),
IsGreenfieldLink: c.IsGreenfieldLink(num),
IsMerge: isMerge,
IsShanghai: c.IsShanghai(timestamp),
isCancun: c.IsCancun(timestamp),
isPrague: c.IsPrague(timestamp),
// Optimism
IsOptimismBedrock: c.IsOptimismBedrock(num),
IsOptimismRegolith: c.IsOptimismRegolith(timestamp),
IsGreenfieldLink: c.IsGreenfieldLink(num),
}
}

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