params

package
v1.21.4 Latest Latest
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This package is not in the latest version of its module.

 Go to latest Published: Aug 18, 2023 License: LGPL-3.0, MIT, GPL-3.0 Imports: 5 Imported by: 1

Documentation

Index

Constants

View Source 
const (
	Wei   = 1
	GWei  = 1e9
	Ether = 1e18
)

These are the multipliers for ether denominations. Example: To get the wei value of an amount in 'gwei', use 

new(big.Int).Mul(value, big.NewInt(params.GWei))
View Source 
const (
	VersionMajor = 1        // Major version component of the current release
	VersionMinor = 10       // Minor version component of the current release
	VersionPatch = 26       // Patch version component of the current release
	VersionMeta  = "stable" // Version metadata to append to the version string
)

Variables

View Source 
var (
	MainnetGenesisHash = common.HexToHash("0xd4e56740f876aef8c010b86a40d5f56745a118d0906a34e69aec8c0db1cb8fa3")
	RopstenGenesisHash = common.HexToHash("0x41941023680923e0fe4d74a34bdac8141f2540e3ae90623718e47d66d1ca4a2d")
	SepoliaGenesisHash = common.HexToHash("0x25a5cc106eea7138acab33231d7160d69cb777ee0c2c553fcddf5138993e6dd9")
	RinkebyGenesisHash = common.HexToHash("0x6341fd3daf94b748c72ced5a5b26028f2474f5f00d824504e4fa37a75767e177")
	GoerliGenesisHash  = common.HexToHash("0xbf7e331f7f7c1dd2e05159666b3bf8bc7a8a3a9eb1d518969eab529dd9b88c1a")
	KilnGenesisHash    = common.HexToHash("0x51c7fe41be669f69c45c33a56982cbde405313342d9e2b00d7c91a7b284dd4f8")
)

Genesis hashes to enforce below configs on.

View Source 
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),
		EIP150Hash:                    common.HexToHash("0x2086799aeebeae135c246c65021c82b4e15a2c451340993aacfd2751886514f0"),
		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,
		TerminalTotalDifficultyPassed: true,
		Ethash:                        new(EthashConfig),
	}

	// MainnetTrustedCheckpoint contains the light client trusted checkpoint for the main network.
	MainnetTrustedCheckpoint = &TrustedCheckpoint{
		SectionIndex: 451,
		SectionHead:  common.HexToHash("0xe47f84b9967eb2ad2afff74d59901b63134660011822fdababaf8fdd18a75aa6"),
		CHTRoot:      common.HexToHash("0xc31e0462ca3d39a46111bb6b63ac4e1cac84089472b7474a319d582f72b3f0c0"),
		BloomRoot:    common.HexToHash("0x7c9f25ce3577a3ab330d52a7343f801899cf9d4980c69f81de31ccc1a055c809"),
	}

	// MainnetCheckpointOracle contains a set of configs for the main network oracle.
	MainnetCheckpointOracle = &CheckpointOracleConfig{
		Address: common.HexToAddress("0x9a9070028361F7AAbeB3f2F2Dc07F82C4a98A02a"),
		Signers: []common.Address{
			common.HexToAddress("0x1b2C260efc720BE89101890E4Db589b44E950527"),
			common.HexToAddress("0x78d1aD571A1A09D60D9BBf25894b44e4C8859595"),
			common.HexToAddress("0x286834935f4A8Cfb4FF4C77D5770C2775aE2b0E7"),
			common.HexToAddress("0xb86e2B0Ab5A4B1373e40c51A7C712c70Ba2f9f8E"),
			common.HexToAddress("0x0DF8fa387C602AE62559cC4aFa4972A7045d6707"),
		},
		Threshold: 2,
	}

	// RopstenChainConfig contains the chain parameters to run a node on the Ropsten test network.
	RopstenChainConfig = &ChainConfig{
		ChainID:                       big.NewInt(3),
		HomesteadBlock:                big.NewInt(0),
		DAOForkBlock:                  nil,
		DAOForkSupport:                true,
		EIP150Block:                   big.NewInt(0),
		EIP150Hash:                    common.HexToHash("0x41941023680923e0fe4d74a34bdac8141f2540e3ae90623718e47d66d1ca4a2d"),
		EIP155Block:                   big.NewInt(10),
		EIP158Block:                   big.NewInt(10),
		ByzantiumBlock:                big.NewInt(1_700_000),
		ConstantinopleBlock:           big.NewInt(4_230_000),
		PetersburgBlock:               big.NewInt(4_939_394),
		IstanbulBlock:                 big.NewInt(6_485_846),
		MuirGlacierBlock:              big.NewInt(7_117_117),
		BerlinBlock:                   big.NewInt(9_812_189),
		LondonBlock:                   big.NewInt(10_499_401),
		TerminalTotalDifficulty:       new(big.Int).SetUint64(50_000_000_000_000_000),
		TerminalTotalDifficultyPassed: true,
		Ethash:                        new(EthashConfig),
	}

	// RopstenTrustedCheckpoint contains the light client trusted checkpoint for the Ropsten test network.
	RopstenTrustedCheckpoint = &TrustedCheckpoint{
		SectionIndex: 346,
		SectionHead:  common.HexToHash("0xafa0384ebd13a751fb7475aaa7fc08ac308925c8b2e2195bca2d4ab1878a7a84"),
		CHTRoot:      common.HexToHash("0x522ae1f334bfa36033b2315d0b9954052780700b69448ecea8d5877e0f7ee477"),
		BloomRoot:    common.HexToHash("0x4093fd53b0d2cc50181dca353fe66f03ae113e7cb65f869a4dfb5905de6a0493"),
	}

	// RopstenCheckpointOracle contains a set of configs for the Ropsten test network oracle.
	RopstenCheckpointOracle = &CheckpointOracleConfig{
		Address: common.HexToAddress("0xEF79475013f154E6A65b54cB2742867791bf0B84"),
		Signers: []common.Address{
			common.HexToAddress("0x32162F3581E88a5f62e8A61892B42C46E2c18f7b"),
			common.HexToAddress("0x78d1aD571A1A09D60D9BBf25894b44e4C8859595"),
			common.HexToAddress("0x286834935f4A8Cfb4FF4C77D5770C2775aE2b0E7"),
			common.HexToAddress("0xb86e2B0Ab5A4B1373e40c51A7C712c70Ba2f9f8E"),
			common.HexToAddress("0x0DF8fa387C602AE62559cC4aFa4972A7045d6707"),
		},
		Threshold: 2,
	}

	// 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),
		TerminalTotalDifficulty:       big.NewInt(17_000_000_000_000_000),
		TerminalTotalDifficultyPassed: true,
		MergeNetsplitBlock:            big.NewInt(1735371),
		Ethash:                        new(EthashConfig),
	}

	// SepoliaTrustedCheckpoint contains the light client trusted checkpoint for the Sepolia test network.
	SepoliaTrustedCheckpoint = &TrustedCheckpoint{
		SectionIndex: 34,
		SectionHead:  common.HexToHash("0xe361400fcbc468d641e7bdd0b0946a3548e97c5d2703b124f04a3f1deccec244"),
		CHTRoot:      common.HexToHash("0xea6768fd288dce7d84f590884908ec39e4de78e6e1a38de5c5419b0f49a42f91"),
		BloomRoot:    common.HexToHash("0x06d32f35d5a611bfd0333ad44e39c619449824167d8ef2913edc48a8112be2cd"),
	}

	// RinkebyChainConfig contains the chain parameters to run a node on the Rinkeby test network.
	RinkebyChainConfig = &ChainConfig{
		ChainID:             big.NewInt(4),
		HomesteadBlock:      big.NewInt(1),
		DAOForkBlock:        nil,
		DAOForkSupport:      true,
		EIP150Block:         big.NewInt(2),
		EIP150Hash:          common.HexToHash("0x9b095b36c15eaf13044373aef8ee0bd3a382a5abb92e402afa44b8249c3a90e9"),
		EIP155Block:         big.NewInt(3),
		EIP158Block:         big.NewInt(3),
		ByzantiumBlock:      big.NewInt(1_035_301),
		ConstantinopleBlock: big.NewInt(3_660_663),
		PetersburgBlock:     big.NewInt(4_321_234),
		IstanbulBlock:       big.NewInt(5_435_345),
		MuirGlacierBlock:    nil,
		BerlinBlock:         big.NewInt(8_290_928),
		LondonBlock:         big.NewInt(8_897_988),
		ArrowGlacierBlock:   nil,
		Clique: &CliqueConfig{
			Period: 15,
			Epoch:  30000,
		},
	}

	// RinkebyTrustedCheckpoint contains the light client trusted checkpoint for the Rinkeby test network.
	RinkebyTrustedCheckpoint = &TrustedCheckpoint{
		SectionIndex: 326,
		SectionHead:  common.HexToHash("0x941a41a153b0e36cb15d9d193d1d0f9715bdb2435efd1c95119b64168667ce00"),
		CHTRoot:      common.HexToHash("0xe2331e00d579cf4093091dee35bef772e63c2341380c276041dc22563c8aba2e"),
		BloomRoot:    common.HexToHash("0x595206febcf118958c2bc1218ea71d01fd04b8f97ad71813df4be0af5b36b0e5"),
	}

	// RinkebyCheckpointOracle contains a set of configs for the Rinkeby test network oracle.
	RinkebyCheckpointOracle = &CheckpointOracleConfig{
		Address: common.HexToAddress("0xebe8eFA441B9302A0d7eaECc277c09d20D684540"),
		Signers: []common.Address{
			common.HexToAddress("0xd9c9cd5f6779558b6e0ed4e6acf6b1947e7fa1f3"),
			common.HexToAddress("0x78d1aD571A1A09D60D9BBf25894b44e4C8859595"),
			common.HexToAddress("0x286834935f4A8Cfb4FF4C77D5770C2775aE2b0E7"),
			common.HexToAddress("0xb86e2B0Ab5A4B1373e40c51A7C712c70Ba2f9f8E"),
		},
		Threshold: 2,
	}

	// 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),
		TerminalTotalDifficultyPassed: true,
		Clique: &CliqueConfig{
			Period: 15,
			Epoch:  30000,
		},
	}

	// GoerliTrustedCheckpoint contains the light client trusted checkpoint for the Görli test network.
	GoerliTrustedCheckpoint = &TrustedCheckpoint{
		SectionIndex: 210,
		SectionHead:  common.HexToHash("0xbb11eaf551a6c06f74a6c7bbfe1699cbf64b8f248b64691da916dd443176db2f"),
		CHTRoot:      common.HexToHash("0x9934ae326d00d9c7de2e074c0e51689efb7fa7fcba18929ff4279c27259c45e6"),
		BloomRoot:    common.HexToHash("0x7fe3bd4fd45194aa8a5cfe5ac590edff1f870d3d98d3c310494e7f67613a87ff"),
	}

	// GoerliCheckpointOracle contains a set of configs for the Goerli test network oracle.
	GoerliCheckpointOracle = &CheckpointOracleConfig{
		Address: common.HexToAddress("0x18CA0E045F0D772a851BC7e48357Bcaab0a0795D"),
		Signers: []common.Address{
			common.HexToAddress("0x4769bcaD07e3b938B7f43EB7D278Bc7Cb9efFb38"),
			common.HexToAddress("0x78d1aD571A1A09D60D9BBf25894b44e4C8859595"),
			common.HexToAddress("0x286834935f4A8Cfb4FF4C77D5770C2775aE2b0E7"),
			common.HexToAddress("0xb86e2B0Ab5A4B1373e40c51A7C712c70Ba2f9f8E"),
			common.HexToAddress("0x0DF8fa387C602AE62559cC4aFa4972A7045d6707"),
		},
		Threshold: 2,
	}

	// 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}

	// 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}}

	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}
	TestRules       = TestChainConfig.Rules(new(big.Int), false)
)
View Source 
var CheckpointOracles = map[common.Hash]*CheckpointOracleConfig{
	MainnetGenesisHash: MainnetCheckpointOracle,
	RopstenGenesisHash: RopstenCheckpointOracle,
	RinkebyGenesisHash: RinkebyCheckpointOracle,
	GoerliGenesisHash:  GoerliCheckpointOracle,
}

CheckpointOracles associates each known checkpoint oracles with the genesis hash of the chain it belongs to.

View Source 
var NetworkNames = map[string]string{
	MainnetChainConfig.ChainID.String(): "mainnet",
	RopstenChainConfig.ChainID.String(): "ropsten",
	RinkebyChainConfig.ChainID.String(): "rinkeby",
	GoerliChainConfig.ChainID.String():  "goerli",
	SepoliaChainConfig.ChainID.String(): "sepolia",
}

NetworkNames are user friendly names to use in the chain spec banner.

View Source 
var TrustedCheckpoints = map[common.Hash]*TrustedCheckpoint{
	MainnetGenesisHash: MainnetTrustedCheckpoint,
	RopstenGenesisHash: RopstenTrustedCheckpoint,
	SepoliaGenesisHash: SepoliaTrustedCheckpoint,
	RinkebyGenesisHash: RinkebyTrustedCheckpoint,
	GoerliGenesisHash:  GoerliTrustedCheckpoint,
}

TrustedCheckpoints associates each known checkpoint with the genesis hash of the chain it belongs to.

View Source 
var Version = func() string {
	return fmt.Sprintf("%d.%d.%d", VersionMajor, VersionMinor, VersionPatch)
}()

Version holds the textual version string.

View Source 
var VersionWithMeta = func() string {
	v := Version
	if VersionMeta != "" {
		v += "-" + VersionMeta
	}
	return v
}()

VersionWithMeta holds the textual version string including the metadata.

Functions

func ArchiveVersion 

func ArchiveVersion(gitCommit string) string

ArchiveVersion holds the textual version string used for Geth archives. e.g. "1.8.11-dea1ce05" for stable releases, or "1.8.13-unstable-21c059b6" for unstable releases.

func VersionWithCommit 

func VersionWithCommit(gitCommit, gitDate string) string

Types

type ChainConfig 

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)
	EIP150Hash  common.Hash `json:"eip150Hash,omitempty"`  // EIP150 HF hash (needed for header only clients as only gas pricing changed)

	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)
	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
	ShanghaiBlock       *big.Int `json:"shanghaiBlock,omitempty"`       // Shanghai switch block (nil = no fork, 0 = already on shanghai)
	CancunBlock         *big.Int `json:"cancunBlock,omitempty"`         // Cancun switch block (nil = no fork, 0 = already on cancun)

	// TerminalTotalDifficulty is the amount of total difficulty reached by
	// the network that triggers the consensus upgrade.
	TerminalTotalDifficulty *big.Int `json:"terminalTotalDifficulty,omitempty"`

	// TerminalTotalDifficultyPassed is a flag specifying that the network already
	// passed the terminal total difficulty. Its purpose is to disable legacy sync
	// even without having seen the TTD locally (safer long term).
	TerminalTotalDifficultyPassed bool `json:"terminalTotalDifficultyPassed,omitempty"`

	// Various consensus engines
	Ethash *EthashConfig `json:"ethash,omitempty"`
	Clique *CliqueConfig `json:"clique,omitempty"`
}

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.

func (*ChainConfig) CheckCompatible 

func (c *ChainConfig) CheckCompatible(newcfg *ChainConfig, height uint64) *ConfigCompatError

CheckCompatible checks whether scheduled fork transitions have been imported with a mismatching chain configuration.

func (*ChainConfig) CheckConfigForkOrder 

func (c *ChainConfig) CheckConfigForkOrder() error

CheckConfigForkOrder checks that we don't "skip" any forks, geth isn't pluggable enough to guarantee that forks can be implemented in a different order than on official networks

func (*ChainConfig) IsArrowGlacier added in v1.8.1 

func (c *ChainConfig) IsArrowGlacier(num *big.Int) bool

IsArrowGlacier returns whether num is either equal to the Arrow Glacier (EIP-4345) fork block or greater.

func (*ChainConfig) IsBerlin added in v1.6.0 

func (c *ChainConfig) IsBerlin(num *big.Int) bool

IsBerlin returns whether num is either equal to the Berlin fork block or greater.

func (*ChainConfig) IsByzantium 

func (c *ChainConfig) IsByzantium(num *big.Int) bool

IsByzantium returns whether num is either equal to the Byzantium fork block or greater.

func (*ChainConfig) IsCancun added in v1.16.0 

func (c *ChainConfig) IsCancun(num *big.Int) bool

IsCancun returns whether num is either equal to the Cancun fork block or greater.

func (*ChainConfig) IsConstantinople 

func (c *ChainConfig) IsConstantinople(num *big.Int) bool

IsConstantinople returns whether num is either equal to the Constantinople fork block or greater.

func (*ChainConfig) IsDAOFork 

func (c *ChainConfig) IsDAOFork(num *big.Int) bool

IsDAOFork returns whether num is either equal to the DAO fork block or greater.

func (*ChainConfig) IsEIP150 

func (c *ChainConfig) IsEIP150(num *big.Int) bool

IsEIP150 returns whether num is either equal to the EIP150 fork block or greater.

func (*ChainConfig) IsEIP155 

func (c *ChainConfig) IsEIP155(num *big.Int) bool

IsEIP155 returns whether num is either equal to the EIP155 fork block or greater.

func (*ChainConfig) IsEIP158 

func (c *ChainConfig) IsEIP158(num *big.Int) bool

IsEIP158 returns whether num is either equal to the EIP158 fork block or greater.

func (*ChainConfig) IsGrayGlacier added in v1.16.0 

func (c *ChainConfig) IsGrayGlacier(num *big.Int) bool

IsGrayGlacier returns whether num is either equal to the Gray Glacier (EIP-5133) fork block or greater.

func (*ChainConfig) IsHomestead 

func (c *ChainConfig) IsHomestead(num *big.Int) bool

IsHomestead returns whether num is either equal to the homestead block or greater.

func (*ChainConfig) IsIstanbul 

func (c *ChainConfig) IsIstanbul(num *big.Int) bool

IsIstanbul returns whether num is either equal to the Istanbul fork block or greater.

func (*ChainConfig) IsLondon added in v1.6.0 

func (c *ChainConfig) IsLondon(num *big.Int) bool

IsLondon returns whether num is either equal to the London fork block or greater.

func (*ChainConfig) IsMuirGlacier 

func (c *ChainConfig) IsMuirGlacier(num *big.Int) bool

IsMuirGlacier returns whether num is either equal to the Muir Glacier (EIP-2384) fork block or greater.

func (*ChainConfig) IsPetersburg 

func (c *ChainConfig) IsPetersburg(num *big.Int) bool

IsPetersburg returns whether num is either - equal to or greater than the PetersburgBlock fork block, - OR is nil, and Constantinople is active

func (*ChainConfig) IsShanghai added in v1.16.0 

func (c *ChainConfig) IsShanghai(num *big.Int) bool

IsShanghai returns whether num is either equal to the Shanghai fork block or greater.

func (*ChainConfig) IsTerminalPoWBlock added in v1.8.0 

func (c *ChainConfig) IsTerminalPoWBlock(parentTotalDiff *big.Int, totalDiff *big.Int) bool

IsTerminalPoWBlock returns whether the given block is the last block of PoW stage.

func (*ChainConfig) Rules 

func (c *ChainConfig) Rules(num *big.Int, isMerge bool) Rules

Rules ensures c's ChainID is not nil.

func (*ChainConfig) String 

func (c *ChainConfig) String() string

String implements the fmt.Stringer interface.

type CheckpointOracleConfig 

type CheckpointOracleConfig struct {
	Address   common.Address   `json:"address"`
	Signers   []common.Address `json:"signers"`
	Threshold uint64           `json:"threshold"`
}

CheckpointOracleConfig represents a set of checkpoint contract(which acts as an oracle) config which used for light client checkpoint syncing.

type CliqueConfig 

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
}

CliqueConfig is the consensus engine configs for proof-of-authority based sealing.

func (*CliqueConfig) String 

func (c *CliqueConfig) String() string

String implements the stringer interface, returning the consensus engine details.

type ConfigCompatError 

type ConfigCompatError struct {
	What string
	// block numbers of the stored and new configurations
	StoredConfig, NewConfig *big.Int
	// the block number to which the local chain must be rewound to correct the error
	RewindTo uint64
}

ConfigCompatError is raised if the locally-stored blockchain is initialised with a ChainConfig that would alter the past.

func (*ConfigCompatError) Error 

func (err *ConfigCompatError) Error() string

type EthashConfig 

type EthashConfig struct{}

EthashConfig is the consensus engine configs for proof-of-work based sealing.

func (*EthashConfig) String 

func (c *EthashConfig) String() string

String implements the stringer interface, returning the consensus engine details.

type Rules 

type Rules struct {
	ChainID                                                 *big.Int
	IsHomestead, IsEIP150, IsEIP155, IsEIP158               bool
	IsByzantium, IsConstantinople, IsPetersburg, IsIstanbul bool
	IsBerlin, IsLondon                                      bool
	IsMerge, IsShanghai                                     bool
	// contains filtered or unexported fields
}

Rules wraps ChainConfig and is merely syntactic sugar or can be used for functions that do not have or require information about the block.

Rules is a one time interface meaning that it shouldn't be used in between transition phases.

type TrustedCheckpoint 

type TrustedCheckpoint struct {
	SectionIndex uint64      `json:"sectionIndex"`
	SectionHead  common.Hash `json:"sectionHead"`
	CHTRoot      common.Hash `json:"chtRoot"`
	BloomRoot    common.Hash `json:"bloomRoot"`
}

TrustedCheckpoint represents a set of post-processed trie roots (CHT and BloomTrie) associated with the appropriate section index and head hash. It is used to start light syncing from this checkpoint and avoid downloading the entire header chain while still being able to securely access old headers/logs.

func (*TrustedCheckpoint) Empty 

func (c *TrustedCheckpoint) Empty() bool

Empty returns an indicator whether the checkpoint is regarded as empty.

func (*TrustedCheckpoint) Hash 

func (c *TrustedCheckpoint) Hash() common.Hash

Hash returns the hash of checkpoint's four key fields(index, sectionHead, chtRoot and bloomTrieRoot).

func (*TrustedCheckpoint) HashEqual 

func (c *TrustedCheckpoint) HashEqual(hash common.Hash) bool

HashEqual returns an indicator comparing the itself hash with given one.

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