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config.go
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// Copyright 2016 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 <http://www.gnu.org/licenses/>.
package params
import (
"errors"
"fmt"
"math"
"math/big"
"github.com/ethereum/go-ethereum/common"
"github.com/ethereum/go-ethereum/params/forks"
)
// Genesis hashes to enforce below configs on.
var (
MainnetGenesisHash = common.HexToHash("0xd4e56740f876aef8c010b86a40d5f56745a118d0906a34e69aec8c0db1cb8fa3")
BSCGenesisHash = common.HexToHash("0x0d21840abff46b96c84b2ac9e10e4f5cdaeb5693cb665db62a2f3b02d2d57b5b")
ChapelGenesisHash = common.HexToHash("0x6d3c66c5357ec91d5c43af47e234a939b22557cbb552dc45bebbceeed90fbe34")
RialtoGenesisHash = common.HexToHash("0xee835a629f9cf5510b48b6ba41d69e0ff7d6ef10f977166ef939db41f59f5501")
)
func newUint64(val uint64) *uint64 { return &val }
var (
MainnetTerminalTotalDifficulty, _ = new(big.Int).SetString("58_750_000_000_000_000_000_000", 0)
// MainnetChainConfig is the chain parameters to run a node on the main network.
MainnetChainConfig = &ChainConfig{
ChainID: big.NewInt(1),
HomesteadBlock: big.NewInt(1_150_000),
DAOForkBlock: big.NewInt(1_920_000),
DAOForkSupport: true,
EIP150Block: big.NewInt(2_463_000),
EIP155Block: big.NewInt(2_675_000),
EIP158Block: big.NewInt(2_675_000),
ByzantiumBlock: big.NewInt(4_370_000),
ConstantinopleBlock: big.NewInt(7_280_000),
PetersburgBlock: big.NewInt(7_280_000),
IstanbulBlock: big.NewInt(9_069_000),
MuirGlacierBlock: big.NewInt(9_200_000),
BerlinBlock: big.NewInt(12_244_000),
LondonBlock: big.NewInt(12_965_000),
ArrowGlacierBlock: big.NewInt(13_773_000),
GrayGlacierBlock: big.NewInt(15_050_000),
TerminalTotalDifficulty: MainnetTerminalTotalDifficulty, // 58_750_000_000_000_000_000_000
ShanghaiTime: newUint64(1681338455),
CancunTime: newUint64(1710338135),
DepositContractAddress: common.HexToAddress("0x00000000219ab540356cbb839cbe05303d7705fa"),
Ethash: new(EthashConfig),
BlobScheduleConfig: &BlobScheduleConfig{
Cancun: DefaultCancunBlobConfig,
},
}
// HoleskyChainConfig contains the chain parameters to run a node on the Holesky test network.
HoleskyChainConfig = &ChainConfig{
ChainID: big.NewInt(17000),
HomesteadBlock: big.NewInt(0),
DAOForkBlock: nil,
DAOForkSupport: true,
EIP150Block: big.NewInt(0),
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: nil,
BerlinBlock: big.NewInt(0),
LondonBlock: big.NewInt(0),
ArrowGlacierBlock: nil,
GrayGlacierBlock: nil,
TerminalTotalDifficulty: big.NewInt(0),
MergeNetsplitBlock: nil,
ShanghaiTime: newUint64(1696000704),
CancunTime: newUint64(1707305664),
PragueTime: newUint64(1740434112),
Ethash: new(EthashConfig),
BlobScheduleConfig: &BlobScheduleConfig{
Cancun: DefaultCancunBlobConfig,
Prague: DefaultPragueBlobConfig,
},
}
// SepoliaChainConfig contains the chain parameters to run a node on the Sepolia test network.
SepoliaChainConfig = &ChainConfig{
ChainID: big.NewInt(11155111),
HomesteadBlock: big.NewInt(0),
DAOForkBlock: nil,
DAOForkSupport: true,
EIP150Block: big.NewInt(0),
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,
TerminalTotalDifficulty: big.NewInt(17_000_000_000_000_000),
MergeNetsplitBlock: big.NewInt(1735371),
ShanghaiTime: newUint64(1677557088),
CancunTime: newUint64(1706655072),
PragueTime: newUint64(1741159776),
Ethash: new(EthashConfig),
BlobScheduleConfig: &BlobScheduleConfig{
Cancun: DefaultCancunBlobConfig,
Prague: DefaultPragueBlobConfig,
},
}
// just for prysm compile pass
// GoerliChainConfig contains the chain parameters to run a node on the Görli test network.
GoerliChainConfig = &ChainConfig{
ChainID: big.NewInt(5),
HomesteadBlock: big.NewInt(0),
DAOForkBlock: nil,
DAOForkSupport: true,
EIP150Block: big.NewInt(0),
EIP155Block: big.NewInt(0),
EIP158Block: big.NewInt(0),
ByzantiumBlock: big.NewInt(0),
ConstantinopleBlock: big.NewInt(0),
PetersburgBlock: big.NewInt(0),
IstanbulBlock: big.NewInt(1_561_651),
MuirGlacierBlock: nil,
BerlinBlock: big.NewInt(4_460_644),
LondonBlock: big.NewInt(5_062_605),
ArrowGlacierBlock: nil,
TerminalTotalDifficulty: big.NewInt(10_790_000),
ShanghaiTime: newUint64(1678832736),
CancunTime: newUint64(1705473120),
Clique: &CliqueConfig{
Period: 15,
Epoch: 30000,
},
}
BSCChainConfig = &ChainConfig{
ChainID: big.NewInt(56),
HomesteadBlock: big.NewInt(0),
EIP150Block: big.NewInt(0),
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),
RamanujanBlock: big.NewInt(0),
NielsBlock: big.NewInt(0),
MirrorSyncBlock: big.NewInt(5184000),
BrunoBlock: big.NewInt(13082000),
EulerBlock: big.NewInt(18907621),
NanoBlock: big.NewInt(21962149),
MoranBlock: big.NewInt(22107423),
GibbsBlock: big.NewInt(23846001),
PlanckBlock: big.NewInt(27281024),
LubanBlock: big.NewInt(29020050),
PlatoBlock: big.NewInt(30720096),
BerlinBlock: big.NewInt(31302048),
LondonBlock: big.NewInt(31302048),
HertzBlock: big.NewInt(31302048),
HertzfixBlock: big.NewInt(34140700),
ShanghaiTime: newUint64(1705996800), // 2024-01-23 08:00:00 AM UTC
KeplerTime: newUint64(1705996800), // 2024-01-23 08:00:00 AM UTC
FeynmanTime: newUint64(1713419340), // 2024-04-18 05:49:00 AM UTC
FeynmanFixTime: newUint64(1713419340), // 2024-04-18 05:49:00 AM UTC
CancunTime: newUint64(1718863500), // 2024-06-20 06:05:00 AM UTC
HaberTime: newUint64(1718863500), // 2024-06-20 06:05:00 AM UTC
HaberFixTime: newUint64(1727316120), // 2024-09-26 02:02:00 AM UTC
BohrTime: newUint64(1727317200), // 2024-09-26 02:20:00 AM UTC
PascalTime: newUint64(1742436600),
PragueTime: newUint64(1742436600),
LorentzTime: nil,
Parlia: &ParliaConfig{
Period: 3,
Epoch: 200,
},
BlobScheduleConfig: &BlobScheduleConfig{
Cancun: DefaultCancunBlobConfig,
Prague: DefaultPragueBlobConfigBSC,
},
}
ChapelChainConfig = &ChainConfig{
ChainID: big.NewInt(97),
HomesteadBlock: big.NewInt(0),
EIP150Block: big.NewInt(0),
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),
RamanujanBlock: big.NewInt(1010000),
NielsBlock: big.NewInt(1014369),
MirrorSyncBlock: big.NewInt(5582500),
BrunoBlock: big.NewInt(13837000),
EulerBlock: big.NewInt(19203503),
GibbsBlock: big.NewInt(22800220),
NanoBlock: big.NewInt(23482428),
MoranBlock: big.NewInt(23603940),
PlanckBlock: big.NewInt(28196022),
LubanBlock: big.NewInt(29295050),
PlatoBlock: big.NewInt(29861024),
BerlinBlock: big.NewInt(31103030),
LondonBlock: big.NewInt(31103030),
HertzBlock: big.NewInt(31103030),
HertzfixBlock: big.NewInt(35682300),
ShanghaiTime: newUint64(1702972800), // 2023-12-19 8:00:00 AM UTC
KeplerTime: newUint64(1702972800),
FeynmanTime: newUint64(1710136800), // 2024-03-11 6:00:00 AM UTC
FeynmanFixTime: newUint64(1711342800), // 2024-03-25 5:00:00 AM UTC
CancunTime: newUint64(1713330442), // 2024-04-17 05:07:22 AM UTC
HaberTime: newUint64(1716962820), // 2024-05-29 06:07:00 AM UTC
HaberFixTime: newUint64(1719986788), // 2024-07-03 06:06:28 AM UTC
BohrTime: newUint64(1724116996), // 2024-08-20 01:23:16 AM UTC
PascalTime: newUint64(1740452880), // 2025-02-25 03:08:00 AM UTC
PragueTime: newUint64(1740452880), // 2025-02-25 03:08:00 AM UTC
// TODO
LorentzTime: nil,
Parlia: &ParliaConfig{
Period: 3,
Epoch: 200,
},
BlobScheduleConfig: &BlobScheduleConfig{
Cancun: DefaultCancunBlobConfig,
Prague: DefaultPragueBlobConfigBSC,
},
}
// used to test hard fork upgrade, following https://github.com/bnb-chain/bsc-genesis-contract/blob/master/genesis.json
RialtoChainConfig = &ChainConfig{
ChainID: big.NewInt(714),
HomesteadBlock: big.NewInt(0),
EIP150Block: big.NewInt(0),
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),
RamanujanBlock: big.NewInt(0),
NielsBlock: big.NewInt(0),
MirrorSyncBlock: big.NewInt(1),
BrunoBlock: big.NewInt(1),
EulerBlock: big.NewInt(2),
NanoBlock: big.NewInt(3),
MoranBlock: big.NewInt(3),
GibbsBlock: big.NewInt(4),
PlanckBlock: big.NewInt(5),
LubanBlock: big.NewInt(6),
PlatoBlock: big.NewInt(7),
BerlinBlock: big.NewInt(8),
LondonBlock: big.NewInt(8),
HertzBlock: big.NewInt(8),
HertzfixBlock: big.NewInt(8),
ShanghaiTime: newUint64(0),
KeplerTime: newUint64(0),
FeynmanTime: newUint64(0),
FeynmanFixTime: newUint64(0),
CancunTime: newUint64(0),
HaberTime: newUint64(0),
HaberFixTime: newUint64(0),
BohrTime: newUint64(0),
// TODO: set them to `0` when passed on the mainnet
PascalTime: nil,
PragueTime: nil,
LorentzTime: nil,
Parlia: &ParliaConfig{
Period: 3,
Epoch: 200,
},
BlobScheduleConfig: &BlobScheduleConfig{
Cancun: DefaultCancunBlobConfig,
Prague: DefaultPragueBlobConfigBSC,
},
}
ParliaTestChainConfig = &ChainConfig{
ChainID: big.NewInt(2),
HomesteadBlock: big.NewInt(0),
EIP150Block: big.NewInt(0),
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),
RamanujanBlock: big.NewInt(0),
NielsBlock: big.NewInt(0),
MirrorSyncBlock: big.NewInt(0),
BrunoBlock: big.NewInt(0),
EulerBlock: big.NewInt(0),
NanoBlock: big.NewInt(0),
MoranBlock: big.NewInt(0),
GibbsBlock: big.NewInt(0),
PlanckBlock: big.NewInt(0),
LubanBlock: big.NewInt(0),
PlatoBlock: big.NewInt(0),
BerlinBlock: big.NewInt(0),
LondonBlock: big.NewInt(0),
HertzBlock: big.NewInt(0),
HertzfixBlock: big.NewInt(0),
ShanghaiTime: newUint64(0),
KeplerTime: newUint64(0),
FeynmanTime: newUint64(0),
FeynmanFixTime: newUint64(0),
CancunTime: newUint64(0),
Parlia: &ParliaConfig{
Period: 3,
Epoch: 200,
},
BlobScheduleConfig: &BlobScheduleConfig{
Cancun: DefaultCancunBlobConfig,
},
}
// AllEthashProtocolChanges contains every protocol change (EIPs) introduced
// and accepted by the Ethereum core developers into the Ethash consensus.
AllEthashProtocolChanges = &ChainConfig{
ChainID: big.NewInt(1337),
HomesteadBlock: big.NewInt(0),
DAOForkBlock: nil,
DAOForkSupport: false,
EIP150Block: big.NewInt(0),
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),
TerminalTotalDifficulty: big.NewInt(math.MaxInt64),
MergeNetsplitBlock: nil,
ShanghaiTime: nil,
CancunTime: nil,
PragueTime: nil,
OsakaTime: nil,
VerkleTime: nil,
Ethash: new(EthashConfig),
Clique: nil,
}
AllDevChainProtocolChanges = &ChainConfig{
ChainID: big.NewInt(1337),
HomesteadBlock: big.NewInt(0),
EIP150Block: big.NewInt(0),
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),
ShanghaiTime: newUint64(0),
CancunTime: newUint64(0),
TerminalTotalDifficulty: big.NewInt(0),
PragueTime: newUint64(0),
BlobScheduleConfig: &BlobScheduleConfig{
Cancun: DefaultCancunBlobConfig,
Prague: DefaultPragueBlobConfig,
},
}
// AllCliqueProtocolChanges contains every protocol change (EIPs) introduced
// and accepted by the Ethereum core developers into the Clique consensus.
AllCliqueProtocolChanges = &ChainConfig{
ChainID: big.NewInt(1337),
HomesteadBlock: big.NewInt(0),
DAOForkBlock: nil,
DAOForkSupport: false,
EIP150Block: big.NewInt(0),
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,
OsakaTime: nil,
VerkleTime: nil,
TerminalTotalDifficulty: big.NewInt(math.MaxInt64),
Ethash: nil,
Clique: &CliqueConfig{Period: 0, Epoch: 30000},
}
// TestChainConfig contains every protocol change (EIPs) introduced
// and accepted by the Ethereum core developers for testing purposes.
TestChainConfig = &ChainConfig{
ChainID: big.NewInt(1),
HomesteadBlock: big.NewInt(0),
DAOForkBlock: nil,
DAOForkSupport: false,
EIP150Block: big.NewInt(0),
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,
OsakaTime: nil,
VerkleTime: nil,
TerminalTotalDifficulty: big.NewInt(math.MaxInt64),
Ethash: new(EthashConfig),
Clique: nil,
}
// MergedTestChainConfig contains every protocol change (EIPs) introduced
// and accepted by the Ethereum core developers for testing purposes.
MergedTestChainConfig = &ChainConfig{
ChainID: big.NewInt(1),
HomesteadBlock: big.NewInt(0),
DAOForkBlock: nil,
DAOForkSupport: false,
EIP150Block: big.NewInt(0),
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),
ShanghaiTime: newUint64(0),
CancunTime: newUint64(0),
PragueTime: newUint64(0),
OsakaTime: nil,
VerkleTime: nil,
TerminalTotalDifficulty: big.NewInt(0),
Ethash: new(EthashConfig),
Clique: nil,
BlobScheduleConfig: &BlobScheduleConfig{
Cancun: DefaultCancunBlobConfig,
Prague: DefaultPragueBlobConfig,
},
}
// 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,
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,
OsakaTime: nil,
VerkleTime: nil,
TerminalTotalDifficulty: big.NewInt(math.MaxInt64),
Ethash: new(EthashConfig),
Clique: nil,
}
TestRules = TestChainConfig.Rules(new(big.Int), false, 0)
)
func GetBuiltInChainConfig(ghash common.Hash) *ChainConfig {
switch ghash {
case MainnetGenesisHash:
return MainnetChainConfig
case BSCGenesisHash:
return BSCChainConfig
case ChapelGenesisHash:
return ChapelChainConfig
case RialtoGenesisHash:
return RialtoChainConfig
default:
return nil
}
}
var (
// DefaultCancunBlobConfig is the default blob configuration for the Cancun fork.
DefaultCancunBlobConfig = &BlobConfig{
Target: 3,
Max: 6,
UpdateFraction: 3338477,
}
// DefaultPragueBlobConfig is the default blob configuration for the Prague fork.
DefaultPragueBlobConfig = &BlobConfig{
Target: 6,
Max: 9,
UpdateFraction: 5007716,
}
// DefaultBlobSchedule is the latest configured blob schedule for test chains.
DefaultBlobSchedule = &BlobScheduleConfig{
Cancun: DefaultCancunBlobConfig,
Prague: DefaultPragueBlobConfig,
}
DefaultPragueBlobConfigBSC = DefaultCancunBlobConfig
// for bsc, only DefaultCancunBlobConfig is used, so we can define MaxBlobsPerBlockForBSC more directly
MaxBlobsPerBlockForBSC = DefaultCancunBlobConfig.Max
)
// NetworkNames are user friendly names to use in the chain spec banner.
var NetworkNames = map[string]string{
MainnetChainConfig.ChainID.String(): "mainnet",
BSCChainConfig.ChainID.String(): "bsc",
ChapelChainConfig.ChainID.String(): "chapel",
RialtoChainConfig.ChainID.String(): "rialto",
}
// ChainConfig is the core config which determines the blockchain settings.
//
// ChainConfig is stored in the database on a per block basis. This means
// that any network, identified by its genesis block, can have its own
// set of configuration options.
type ChainConfig struct {
ChainID *big.Int `json:"chainId"` // chainId identifies the current chain and is used for replay protection
HomesteadBlock *big.Int `json:"homesteadBlock,omitempty"` // Homestead switch block (nil = no fork, 0 = already homestead)
DAOForkBlock *big.Int `json:"daoForkBlock,omitempty"` // TheDAO hard-fork switch block (nil = no fork)
DAOForkSupport bool `json:"daoForkSupport,omitempty"` // Whether the nodes supports or opposes the DAO hard-fork
// EIP150 implements the Gas price changes (https://github.com/ethereum/EIPs/issues/150)
EIP150Block *big.Int `json:"eip150Block,omitempty"` // EIP150 HF block (nil = no fork)
EIP155Block *big.Int `json:"eip155Block,omitempty"` // EIP155 HF block
EIP158Block *big.Int `json:"eip158Block,omitempty"` // EIP158 HF block
ByzantiumBlock *big.Int `json:"byzantiumBlock,omitempty"` // Byzantium switch block (nil = no fork, 0 = already on byzantium)
ConstantinopleBlock *big.Int `json:"constantinopleBlock,omitempty"` // Constantinople switch block (nil = no fork, 0 = already activated)
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)
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
CatalystBlock *big.Int `json:"catalystBlock,omitempty"` // Catalyst switch block (nil = no fork, 0 = already on catalyst)
LondonBlock *big.Int `json:"londonBlock,omitempty"` // London 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
// Fork scheduling was switched from blocks to timestamps here
ShanghaiTime *uint64 `json:"shanghaiTime,omitempty"` // Shanghai switch time (nil = no fork, 0 = already on shanghai)
KeplerTime *uint64 `json:"keplerTime,omitempty"` // Kepler switch time (nil = no fork, 0 = already activated)
FeynmanTime *uint64 `json:"feynmanTime,omitempty"` // Feynman switch time (nil = no fork, 0 = already activated)
FeynmanFixTime *uint64 `json:"feynmanFixTime,omitempty"` // FeynmanFix switch time (nil = no fork, 0 = already activated)
CancunTime *uint64 `json:"cancunTime,omitempty"` // Cancun switch time (nil = no fork, 0 = already on cancun)
HaberTime *uint64 `json:"haberTime,omitempty"` // Haber switch time (nil = no fork, 0 = already on haber)
HaberFixTime *uint64 `json:"haberFixTime,omitempty"` // HaberFix switch time (nil = no fork, 0 = already on haberFix)
BohrTime *uint64 `json:"bohrTime,omitempty"` // Bohr switch time (nil = no fork, 0 = already on bohr)
PascalTime *uint64 `json:"pascalTime,omitempty"` // Pascal switch time (nil = no fork, 0 = already on pascal)
PragueTime *uint64 `json:"pragueTime,omitempty"` // Prague switch time (nil = no fork, 0 = already on prague)
OsakaTime *uint64 `json:"osakaTime,omitempty"` // Osaka switch time (nil = no fork, 0 = already on osaka)
LorentzTime *uint64 `json:"lorentzTime,omitempty"` // Lorentz switch time (nil = no fork, 0 = already on lorentz)
VerkleTime *uint64 `json:"verkleTime,omitempty"` // Verkle switch time (nil = no fork, 0 = already on verkle)
// TerminalTotalDifficulty is the amount of total difficulty reached by
// the network that triggers the consensus upgrade.
TerminalTotalDifficulty *big.Int `json:"terminalTotalDifficulty,omitempty"`
// prysm still use it, can't remove it
TerminalTotalDifficultyPassed bool `json:"terminalTotalDifficultyPassed,omitempty"`
DepositContractAddress common.Address `json:"depositContractAddress,omitempty"`
// EnableVerkleAtGenesis is a flag that specifies whether the network uses
// the Verkle tree starting from the genesis block. If set to true, the
// genesis state will be committed using the Verkle tree, eliminating the
// need for any Verkle transition later.
//
// This is a temporary flag only for verkle devnet testing, where verkle is
// activated at genesis, and the configured activation date has already passed.
//
// In production networks (mainnet and public testnets), verkle activation
// always occurs after the genesis block, making this flag irrelevant in
// those cases.
EnableVerkleAtGenesis bool `json:"enableVerkleAtGenesis,omitempty"`
RamanujanBlock *big.Int `json:"ramanujanBlock,omitempty"` // ramanujanBlock switch block (nil = no fork, 0 = already activated)
NielsBlock *big.Int `json:"nielsBlock,omitempty"` // nielsBlock switch block (nil = no fork, 0 = already activated)
MirrorSyncBlock *big.Int `json:"mirrorSyncBlock,omitempty"` // mirrorSyncBlock switch block (nil = no fork, 0 = already activated)
BrunoBlock *big.Int `json:"brunoBlock,omitempty"` // brunoBlock switch block (nil = no fork, 0 = already activated)
EulerBlock *big.Int `json:"eulerBlock,omitempty"` // eulerBlock switch block (nil = no fork, 0 = already activated)
GibbsBlock *big.Int `json:"gibbsBlock,omitempty"` // gibbsBlock switch block (nil = no fork, 0 = already activated)
NanoBlock *big.Int `json:"nanoBlock,omitempty"` // nanoBlock switch block (nil = no fork, 0 = already activated)
MoranBlock *big.Int `json:"moranBlock,omitempty"` // moranBlock switch block (nil = no fork, 0 = already activated)
PlanckBlock *big.Int `json:"planckBlock,omitempty"` // planckBlock switch block (nil = no fork, 0 = already activated)
LubanBlock *big.Int `json:"lubanBlock,omitempty"` // lubanBlock switch block (nil = no fork, 0 = already activated)
PlatoBlock *big.Int `json:"platoBlock,omitempty"` // platoBlock switch block (nil = no fork, 0 = already activated)
HertzBlock *big.Int `json:"hertzBlock,omitempty"` // hertzBlock switch block (nil = no fork, 0 = already activated)
HertzfixBlock *big.Int `json:"hertzfixBlock,omitempty"` // hertzfixBlock switch block (nil = no fork, 0 = already activated)
// Various consensus engines
Ethash *EthashConfig `json:"ethash,omitempty"`
Clique *CliqueConfig `json:"clique,omitempty"`
Parlia *ParliaConfig `json:"parlia,omitempty"`
BlobScheduleConfig *BlobScheduleConfig `json:"blobSchedule,omitempty"`
}
// EthashConfig is the consensus engine configs for proof-of-work based sealing.
type EthashConfig struct{}
// String implements the stringer interface, returning the consensus engine details.
func (c EthashConfig) String() string {
return "ethash"
}
// CliqueConfig is the consensus engine configs for proof-of-authority based sealing.
type CliqueConfig struct {
Period uint64 `json:"period"` // Number of seconds between blocks to enforce
Epoch uint64 `json:"epoch"` // Epoch length to reset votes and checkpoint
}
// String implements the stringer interface, returning the consensus engine details.
func (c CliqueConfig) String() string {
return fmt.Sprintf("clique(period: %d, epoch: %d)", c.Period, c.Epoch)
}
// ParliaConfig is the consensus engine configs for proof-of-staked-authority based sealing.
type ParliaConfig struct {
Period uint64 `json:"period"` // Number of seconds between blocks to enforce
Epoch uint64 `json:"epoch"` // Epoch length to update validatorSet
}
// String implements the stringer interface, returning the consensus engine details.
func (b *ParliaConfig) String() string {
return "parlia"
}
func (c *ChainConfig) Description() string {
var banner string
// Create some basic network config output
network := NetworkNames[c.ChainID.String()]
if network == "" {
network = "unknown"
}
banner += fmt.Sprintf("Chain ID: %v (%s)\n", c.ChainID, network)
switch {
case c.Parlia != nil:
banner += "Consensus: Parlia (proof-of-staked--authority)\n"
case c.Ethash != nil:
banner += "Consensus: Beacon (proof-of-stake), merged from Ethash (proof-of-work)\n"
case c.Clique != nil:
banner += "Consensus: Beacon (proof-of-stake), merged from Clique (proof-of-authority)\n"
default:
banner += "Consensus: unknown\n"
}
return banner
}
// String implements the fmt.Stringer interface.
func (c *ChainConfig) String() string {
var engine interface{}
switch {
case c.Ethash != nil:
engine = c.Ethash
case c.Clique != nil:
engine = c.Clique
case c.Parlia != nil:
engine = c.Parlia
default:
engine = "unknown"
}
var ShanghaiTime *big.Int
if c.ShanghaiTime != nil {
ShanghaiTime = big.NewInt(0).SetUint64(*c.ShanghaiTime)
}
var KeplerTime *big.Int
if c.KeplerTime != nil {
KeplerTime = big.NewInt(0).SetUint64(*c.KeplerTime)
}
var FeynmanTime *big.Int
if c.FeynmanTime != nil {
FeynmanTime = big.NewInt(0).SetUint64(*c.FeynmanTime)
}
var FeynmanFixTime *big.Int
if c.FeynmanFixTime != nil {
FeynmanFixTime = big.NewInt(0).SetUint64(*c.FeynmanFixTime)
}
var CancunTime *big.Int
if c.CancunTime != nil {
CancunTime = big.NewInt(0).SetUint64(*c.CancunTime)
}
var HaberTime *big.Int
if c.HaberTime != nil {
HaberTime = big.NewInt(0).SetUint64(*c.HaberTime)
}
var HaberFixTime *big.Int
if c.HaberFixTime != nil {
HaberFixTime = big.NewInt(0).SetUint64(*c.HaberFixTime)
}
var BohrTime *big.Int
if c.BohrTime != nil {
BohrTime = big.NewInt(0).SetUint64(*c.BohrTime)
}
var PascalTime *big.Int
if c.PascalTime != nil {
PascalTime = big.NewInt(0).SetUint64(*c.PascalTime)
}
var PragueTime *big.Int
if c.PragueTime != nil {
PragueTime = big.NewInt(0).SetUint64(*c.PragueTime)
}
var LorentzTime *big.Int
if c.LorentzTime != nil {
LorentzTime = big.NewInt(0).SetUint64(*c.LorentzTime)
}
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, Ramanujan: %v, Niels: %v, MirrorSync: %v, Bruno: %v, Berlin: %v, YOLO v3: %v, CatalystBlock: %v, London: %v, ArrowGlacier: %v, MergeFork:%v, Euler: %v, Gibbs: %v, Nano: %v, Moran: %v, Planck: %v,Luban: %v, Plato: %v, Hertz: %v, Hertzfix: %v ShanghaiTime: %v, KeplerTime: %v, FeynmanTime: %v, FeynmanFixTime: %v, CancunTime: %v, HaberTime: %v, HaberFixTime: %v, BohrTime: %v, PascalTime: %v, PragueTime: %v, LorentzTime: %v, Engine: %v}",
c.ChainID,
c.HomesteadBlock,
c.DAOForkBlock,
c.DAOForkSupport,
c.EIP150Block,
c.EIP155Block,
c.EIP158Block,
c.ByzantiumBlock,
c.ConstantinopleBlock,
c.PetersburgBlock,
c.IstanbulBlock,
c.MuirGlacierBlock,
c.RamanujanBlock,
c.NielsBlock,
c.MirrorSyncBlock,
c.BrunoBlock,
c.BerlinBlock,
c.YoloV3Block,
c.CatalystBlock,
c.LondonBlock,
c.ArrowGlacierBlock,
c.MergeNetsplitBlock,
c.EulerBlock,
c.GibbsBlock,
c.NanoBlock,
c.MoranBlock,
c.PlanckBlock,
c.LubanBlock,
c.PlatoBlock,
c.HertzBlock,
c.HertzfixBlock,
ShanghaiTime,
KeplerTime,
FeynmanTime,
FeynmanFixTime,
CancunTime,
HaberTime,
HaberFixTime,
BohrTime,
PascalTime,
PragueTime,
LorentzTime,
engine,
)
}
// BlobConfig specifies the target and max blobs per block for the associated fork.
type BlobConfig struct {
Target int `json:"target"`
Max int `json:"max"`
UpdateFraction uint64 `json:"baseFeeUpdateFraction"`
}
// BlobScheduleConfig determines target and max number of blobs allow per fork.
type BlobScheduleConfig struct {
Cancun *BlobConfig `json:"cancun,omitempty"`
Prague *BlobConfig `json:"prague,omitempty"`
Verkle *BlobConfig `json:"verkle,omitempty"`
}
// IsHomestead returns whether num is either equal to the homestead block or greater.
func (c *ChainConfig) IsHomestead(num *big.Int) bool {
return isBlockForked(c.HomesteadBlock, num)
}
// IsDAOFork returns whether num is either equal to the DAO fork block or greater.
func (c *ChainConfig) IsDAOFork(num *big.Int) bool {
return isBlockForked(c.DAOForkBlock, num)
}
// IsEIP150 returns whether num is either equal to the EIP150 fork block or greater.
func (c *ChainConfig) IsEIP150(num *big.Int) bool {
return isBlockForked(c.EIP150Block, num)
}
// IsEIP155 returns whether num is either equal to the EIP155 fork block or greater.
func (c *ChainConfig) IsEIP155(num *big.Int) bool {
return isBlockForked(c.EIP155Block, num)
}
// IsEIP158 returns whether num is either equal to the EIP158 fork block or greater.
func (c *ChainConfig) IsEIP158(num *big.Int) bool {
return isBlockForked(c.EIP158Block, num)
}
// IsByzantium returns whether num is either equal to the Byzantium fork block or greater.
func (c *ChainConfig) IsByzantium(num *big.Int) bool {
return isBlockForked(c.ByzantiumBlock, num)
}
// IsConstantinople returns whether num is either equal to the Constantinople fork block or greater.
func (c *ChainConfig) IsConstantinople(num *big.Int) bool {
return isBlockForked(c.ConstantinopleBlock, num)
}
// IsRamanujan returns whether num is either equal to the IsRamanujan fork block or greater.
func (c *ChainConfig) IsRamanujan(num *big.Int) bool {
return isBlockForked(c.RamanujanBlock, num)
}
// IsOnRamanujan returns whether num is equal to the Ramanujan fork block
func (c *ChainConfig) IsOnRamanujan(num *big.Int) bool {
return configBlockEqual(c.RamanujanBlock, num)
}
// IsNiels returns whether num is either equal to the Niels fork block or greater.
func (c *ChainConfig) IsNiels(num *big.Int) bool {
return isBlockForked(c.NielsBlock, num)
}
// IsOnNiels returns whether num is equal to the IsNiels fork block
func (c *ChainConfig) IsOnNiels(num *big.Int) bool {
return configBlockEqual(c.NielsBlock, num)
}
// IsMirrorSync returns whether num is either equal to the MirrorSync fork block or greater.
func (c *ChainConfig) IsMirrorSync(num *big.Int) bool {
return isBlockForked(c.MirrorSyncBlock, num)
}
// IsOnMirrorSync returns whether num is equal to the MirrorSync fork block
func (c *ChainConfig) IsOnMirrorSync(num *big.Int) bool {
return configBlockEqual(c.MirrorSyncBlock, num)
}
// IsBruno returns whether num is either equal to the Burn fork block or greater.
func (c *ChainConfig) IsBruno(num *big.Int) bool {
return isBlockForked(c.BrunoBlock, num)
}
// IsOnBruno returns whether num is equal to the Burn fork block
func (c *ChainConfig) IsOnBruno(num *big.Int) bool {
return configBlockEqual(c.BrunoBlock, num)
}
// IsEuler returns whether num is either equal to the euler fork block or greater.
func (c *ChainConfig) IsEuler(num *big.Int) bool {
return isBlockForked(c.EulerBlock, num)
}
// IsOnEuler returns whether num is equal to the euler fork block
func (c *ChainConfig) IsOnEuler(num *big.Int) bool {
return configBlockEqual(c.EulerBlock, num)
}
// IsLuban returns whether num is either equal to the first fast finality fork block or greater.
func (c *ChainConfig) IsLuban(num *big.Int) bool {
return isBlockForked(c.LubanBlock, num)
}
// IsOnLuban returns whether num is equal to the first fast finality fork block.
func (c *ChainConfig) IsOnLuban(num *big.Int) bool {
return configBlockEqual(c.LubanBlock, num)
}
// IsPlato returns whether num is either equal to the second fast finality fork block or greater.
func (c *ChainConfig) IsPlato(num *big.Int) bool {
return isBlockForked(c.PlatoBlock, num)
}
// IsOnPlato returns whether num is equal to the second fast finality fork block.
func (c *ChainConfig) IsOnPlato(num *big.Int) bool {
return configBlockEqual(c.PlatoBlock, num)
}
// IsHertz returns whether num is either equal to the block of enabling Berlin EIPs or greater.
func (c *ChainConfig) IsHertz(num *big.Int) bool {
return isBlockForked(c.HertzBlock, num)
}
// IsOnHertz returns whether num is equal to the fork block of enabling Berlin EIPs.
func (c *ChainConfig) IsOnHertz(num *big.Int) bool {
return configBlockEqual(c.HertzBlock, num)
}
func (c *ChainConfig) IsHertzfix(num *big.Int) bool {
return isBlockForked(c.HertzfixBlock, num)
}
func (c *ChainConfig) IsOnHertzfix(num *big.Int) bool {
return configBlockEqual(c.HertzfixBlock, num)
}
// IsMuirGlacier returns whether num is either equal to the Muir Glacier (EIP-2384) fork block or greater.
func (c *ChainConfig) IsMuirGlacier(num *big.Int) bool {
return isBlockForked(c.MuirGlacierBlock, num)
}
// IsPetersburg returns whether num is either
// - equal to or greater than the PetersburgBlock fork block,
// - OR is nil, and Constantinople is active
func (c *ChainConfig) IsPetersburg(num *big.Int) bool {
return isBlockForked(c.PetersburgBlock, num) || c.PetersburgBlock == nil && isBlockForked(c.ConstantinopleBlock, num)
}
// IsIstanbul returns whether num is either equal to the Istanbul fork block or greater.
func (c *ChainConfig) IsIstanbul(num *big.Int) bool {
return isBlockForked(c.IstanbulBlock, num)
}
// IsBerlin returns whether num is either equal to the Berlin fork block or greater.
func (c *ChainConfig) IsBerlin(num *big.Int) bool {
return isBlockForked(c.BerlinBlock, num)
}
// IsLondon returns whether num is either equal to the London fork block or greater.
func (c *ChainConfig) IsLondon(num *big.Int) bool {
return isBlockForked(c.LondonBlock, num)
}
// IsArrowGlacier returns whether num is either equal to the Arrow Glacier (EIP-4345) fork block or greater.
func (c *ChainConfig) IsArrowGlacier(num *big.Int) bool {
return isBlockForked(c.ArrowGlacierBlock, num)
}