interop

package
v6.1.4 Latest Latest
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 Go to latest Published: Oct 21, 2025 License: GPL-3.0 Imports: 32 Imported by: 1

Documentation

Overview

Package interop contains deterministic utilities for generating genesis states and keys.

Package interop contains deterministic utilities for generating genesis states and keys.

Index

Constants

View Source 
const DepositContractCode = "" /* 12156-byte string literal not displayed */

DepositContractCode is the compiled deposit contract code, via https://github.com/protolambda/merge-genesis-tools This is embedded into genesis so that we can start the chain at a merge block. const DepositContractCode = "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Variables

View Source 
var DefaultDepositContractStorage = map[string]string{
	"0x0000000000000000000000000000000000000000000000000000000000000022": "0xf5a5fd42d16a20302798ef6ed309979b43003d2320d9f0e8ea9831a92759fb4b",
	"0x0000000000000000000000000000000000000000000000000000000000000023": "0xdb56114e00fdd4c1f85c892bf35ac9a89289aaecb1ebd0a96cde606a748b5d71",
	"0x0000000000000000000000000000000000000000000000000000000000000024": "0xc78009fdf07fc56a11f122370658a353aaa542ed63e44c4bc15ff4cd105ab33c",
	"0x0000000000000000000000000000000000000000000000000000000000000025": "0x536d98837f2dd165a55d5eeae91485954472d56f246df256bf3cae19352a123c",
	"0x0000000000000000000000000000000000000000000000000000000000000026": "0x9efde052aa15429fae05bad4d0b1d7c64da64d03d7a1854a588c2cb8430c0d30",
	"0x0000000000000000000000000000000000000000000000000000000000000027": "0xd88ddfeed400a8755596b21942c1497e114c302e6118290f91e6772976041fa1",
	"0x0000000000000000000000000000000000000000000000000000000000000028": "0x87eb0ddba57e35f6d286673802a4af5975e22506c7cf4c64bb6be5ee11527f2c",
	"0x0000000000000000000000000000000000000000000000000000000000000029": "0x26846476fd5fc54a5d43385167c95144f2643f533cc85bb9d16b782f8d7db193",
	"0x000000000000000000000000000000000000000000000000000000000000002a": "0x506d86582d252405b840018792cad2bf1259f1ef5aa5f887e13cb2f0094f51e1",
	"0x000000000000000000000000000000000000000000000000000000000000002b": "0xffff0ad7e659772f9534c195c815efc4014ef1e1daed4404c06385d11192e92b",
	"0x000000000000000000000000000000000000000000000000000000000000002c": "0x6cf04127db05441cd833107a52be852868890e4317e6a02ab47683aa75964220",
	"0x000000000000000000000000000000000000000000000000000000000000002d": "0xb7d05f875f140027ef5118a2247bbb84ce8f2f0f1123623085daf7960c329f5f",
	"0x000000000000000000000000000000000000000000000000000000000000002e": "0xdf6af5f5bbdb6be9ef8aa618e4bf8073960867171e29676f8b284dea6a08a85e",
	"0x000000000000000000000000000000000000000000000000000000000000002f": "0xb58d900f5e182e3c50ef74969ea16c7726c549757cc23523c369587da7293784",
	"0x0000000000000000000000000000000000000000000000000000000000000030": "0xd49a7502ffcfb0340b1d7885688500ca308161a7f96b62df9d083b71fcc8f2bb",
	"0x0000000000000000000000000000000000000000000000000000000000000031": "0x8fe6b1689256c0d385f42f5bbe2027a22c1996e110ba97c171d3e5948de92beb",
	"0x0000000000000000000000000000000000000000000000000000000000000032": "0x8d0d63c39ebade8509e0ae3c9c3876fb5fa112be18f905ecacfecb92057603ab",
	"0x0000000000000000000000000000000000000000000000000000000000000033": "0x95eec8b2e541cad4e91de38385f2e046619f54496c2382cb6cacd5b98c26f5a4",
	"0x0000000000000000000000000000000000000000000000000000000000000034": "0xf893e908917775b62bff23294dbbe3a1cd8e6cc1c35b4801887b646a6f81f17f",
	"0x0000000000000000000000000000000000000000000000000000000000000035": "0xcddba7b592e3133393c16194fac7431abf2f5485ed711db282183c819e08ebaa",
	"0x0000000000000000000000000000000000000000000000000000000000000036": "0x8a8d7fe3af8caa085a7639a832001457dfb9128a8061142ad0335629ff23ff9c",
	"0x0000000000000000000000000000000000000000000000000000000000000037": "0xfeb3c337d7a51a6fbf00b9e34c52e1c9195c969bd4e7a0bfd51d5c5bed9c1167",
	"0x0000000000000000000000000000000000000000000000000000000000000038": "0xe71f0aa83cc32edfbefa9f4d3e0174ca85182eec9f3a09f6a6c0df6377a510d7",
	"0x0000000000000000000000000000000000000000000000000000000000000039": "0x31206fa80a50bb6abe29085058f16212212a60eec8f049fecb92d8c8e0a84bc0",
	"0x000000000000000000000000000000000000000000000000000000000000003a": "0x21352bfecbeddde993839f614c3dac0a3ee37543f9b412b16199dc158e23b544",
	"0x000000000000000000000000000000000000000000000000000000000000003b": "0x619e312724bb6d7c3153ed9de791d764a366b389af13c58bf8a8d90481a46765",
	"0x000000000000000000000000000000000000000000000000000000000000003c": "0x7cdd2986268250628d0c10e385c58c6191e6fbe05191bcc04f133f2cea72c1c4",
	"0x000000000000000000000000000000000000000000000000000000000000003d": "0x848930bd7ba8cac54661072113fb278869e07bb8587f91392933374d017bcbe1",
	"0x000000000000000000000000000000000000000000000000000000000000003e": "0x8869ff2c22b28cc10510d9853292803328be4fb0e80495e8bb8d271f5b889636",
	"0x000000000000000000000000000000000000000000000000000000000000003f": "0xb5fe28e79f1b850f8658246ce9b6a1e7b49fc06db7143e8fe0b4f2b0c5523a5c",
	"0x0000000000000000000000000000000000000000000000000000000000000040": "0x985e929f70af28d0bdd1a90a808f977f597c7c778c489e98d3bd8910d31ac0f7",
}

DefaultDepositContractStorage represents the empty deposit trie used by the deposit contract. For details see https://github.com/protolambda/merge-genesis-tools

Functions

func DepositDataFromKeys 

func DepositDataFromKeys(privKeys []bls.SecretKey, pubKeys []bls.PublicKey) ([]*ethpb.Deposit_Data, [][]byte, error)

DepositDataFromKeys generates a list of deposit data items from a set of BLS validator keys.

func DepositDataFromKeysWithExecCreds 

func DepositDataFromKeysWithExecCreds(privKeys []bls.SecretKey, pubKeys []bls.PublicKey, numOfCreds uint64) ([]*ethpb.Deposit_Data, [][]byte, error)

DepositDataFromKeysWithExecCreds generates a list of deposit data items from a set of BLS validator keys.

func DeterministicallyGenerateKeys 

func DeterministicallyGenerateKeys(startIndex, numKeys uint64) ([]bls.SecretKey, []bls.PublicKey, error)

DeterministicallyGenerateKeys creates BLS private keys using a fixed curve order according to the algorithm specified in the Ethereum beacon chain specification interop mock start section found here: https://github.com/ethereum/eth2.0-pm/blob/a085c9870f3956d6228ed2a40cd37f0c6580ecd7/interop/mocked_start/README.md

func GenerateDepositsFromData 

func GenerateDepositsFromData(depositDataItems []*ethpb.Deposit_Data, trie *trie.SparseMerkleTrie) ([]*ethpb.Deposit, error)

GenerateDepositsFromData a list of deposit items by creating proofs for each of them from a sparse Merkle trie.

func GenerateGenesisState 

func GenerateGenesisState(ctx context.Context, genesisTime, numValidators uint64) (*ethpb.BeaconState, []*ethpb.Deposit, error)

GenerateGenesisState deterministically given a genesis time and number of validators. If a genesis time of 0 is supplied it is set to the current time.

func GenerateGenesisStateBellatrix 

func GenerateGenesisStateBellatrix(ctx context.Context, genesisTime, numValidators uint64, ep *enginev1.ExecutionPayload, ed *ethpb.Eth1Data) (*ethpb.BeaconStateBellatrix, []*ethpb.Deposit, error)

GenerateGenesisStateBellatrix deterministically given a genesis time and number of validators. If a genesis time of 0 is supplied it is set to the current time.

func GenerateGenesisStateBellatrixFromDepositData 

func GenerateGenesisStateBellatrixFromDepositData(
	ctx context.Context, genesisTime uint64, depositData []*ethpb.Deposit_Data, depositDataRoots [][]byte, ep *enginev1.ExecutionPayload, e1d *ethpb.Eth1Data,
) (*ethpb.BeaconStateBellatrix, []*ethpb.Deposit, error)

GenerateGenesisStateBellatrixFromDepositData creates a genesis state given a list of deposit data items and their corresponding roots.

func GenerateGenesisStateFromDepositData 

func GenerateGenesisStateFromDepositData(
	ctx context.Context, genesisTime uint64, depositData []*ethpb.Deposit_Data, depositDataRoots [][]byte,
) (*ethpb.BeaconState, []*ethpb.Deposit, error)

GenerateGenesisStateFromDepositData creates a genesis state given a list of deposit data items and their corresponding roots.

func GeneratePreminedGenesisState 

func GeneratePreminedGenesisState(ctx context.Context, genesisTime, numValidators uint64, e1d *ethpb.Eth1Data) (*ethpb.BeaconState, []*ethpb.Deposit, error)

GeneratePreminedGenesisState deterministically given a genesis time and number of validators. If a genesis time of 0 is supplied it is set to the current time.

func GeneratePreminedGenesisStateFromDepositData 

func GeneratePreminedGenesisStateFromDepositData(
	ctx context.Context, genesisTime uint64, depositData []*ethpb.Deposit_Data, depositDataRoots [][]byte, e1d *ethpb.Eth1Data,
) (*ethpb.BeaconState, []*ethpb.Deposit, error)

GeneratePreminedGenesisStateFromDepositData creates a genesis state given a list of deposit data items and their corresponding roots.

func GethCancunTime 

func GethCancunTime(genesisTime time.Time, cfg *clparams.BeaconChainConfig) *uint64

GethCancunTime calculates the absolute time of the cancun (aka deneb) fork block by adding the relative time of the capella the fork epoch to the given genesis timestamp.

func GethPragueTime 

func GethPragueTime(genesisTime time.Time, cfg *clparams.BeaconChainConfig) *uint64

GethPragueTime calculates the absolute time of the prague (aka electra) fork block by adding the relative time of the capella the fork epoch to the given genesis timestamp.

func GethShanghaiTime 

func GethShanghaiTime(genesisTime time.Time, cfg *clparams.BeaconChainConfig) *uint64

GethShanghaiTime calculates the absolute time of the shanghai (aka capella) fork block by adding the relative time of the capella the fork epoch to the given genesis timestamp.

func GethTestnetGenesis 

func GethTestnetGenesis(genesis time.Time, cfg *clparams.BeaconChainConfig) *core.Genesis

GethTestnetGenesis creates a genesis.json for eth1 clients with a set of defaults suitable for ephemeral testnets, like in an e2e test. The parameters are minimal but the full value is returned unmarshaled so that it can be customized as desired.

func NewPreminedGenesis 

func NewPreminedGenesis(ctx context.Context, genesis time.Time, nvals, pCreds uint64, version int, gb *types.Block, opts ...PremineGenesisOpt) (state.BeaconState, error)

NewPreminedGenesis creates a genesis BeaconState at the given fork version, suitable for using as an e2e genesis.

Types

type PremineGenesisConfig 

type PremineGenesisConfig struct {
	GenesisTime     time.Time
	NVals           uint64
	PregenesisCreds uint64
	Version         int          // as in "github.com/OffchainLabs/prysm/v6/runtime/version"
	GB              *types.Block // geth genesis block
	// contains filtered or unexported fields
}

type PremineGenesisOpt 

type PremineGenesisOpt func(*PremineGenesisConfig)

func WithDepositData 

func WithDepositData(dds []*ethpb.Deposit_Data, roots [][]byte) PremineGenesisOpt

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