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import fs from 'fs'
import { ethers } from 'ethers'
import { task, types } from 'hardhat/config'
import { Genesis, State } from '@eth-optimism/core-utils'
import '@eth-optimism/hardhat-deploy-config'
task('genesis-l1', 'create a genesis config')
.addOptionalParam(
'outfile',
'The file to write the output JSON to',
'genesis.json'
)
.addOptionalParam(
'l1GenesisBlockTimestamp',
'Timestamp to embed in L1 genesis block, current time will be used if the timestamp is zero',
0,
types.int
)
.setAction(async (args, hre) => {
const { deployConfig } = hre
const alloc: State = {}
const l1GenesisBlockTimestamp =
args.l1GenesisBlockTimestamp === 0
? Math.floor(Date.now() / 1000)
: args.l1GenesisBlockTimestamp
// Give each predeploy a single wei
for (let i = 0; i <= 0xff; i++) {
const buf = Buffer.alloc(2)
buf.writeUInt16BE(i, 0)
const addr = ethers.utils.hexConcat([
'0x000000000000000000000000000000000000',
ethers.utils.hexZeroPad(buf, 2),
])
alloc[addr] = {
balance: '0x1',
}
}
if (deployConfig.fundDevAccounts) {
const accounts = [
'0x14dC79964da2C08b23698B3D3cc7Ca32193d9955',
'0x15d34AAf54267DB7D7c367839AAf71A00a2C6A65',
'0x1CBd3b2770909D4e10f157cABC84C7264073C9Ec',
'0x23618e81E3f5cdF7f54C3d65f7FBc0aBf5B21E8f',
'0x2546BcD3c84621e976D8185a91A922aE77ECEc30',
'0x3C44CdDdB6a900fa2b585dd299e03d12FA4293BC',
'0x70997970C51812dc3A010C7d01b50e0d17dc79C8',
'0x71bE63f3384f5fb98995898A86B02Fb2426c5788',
'0x8626f6940E2eb28930eFb4CeF49B2d1F2C9C1199',
'0x90F79bf6EB2c4f870365E785982E1f101E93b906',
'0x976EA74026E726554dB657fA54763abd0C3a0aa9',
'0x9965507D1a55bcC2695C58ba16FB37d819B0A4dc',
'0xBcd4042DE499D14e55001CcbB24a551F3b954096',
'0xFABB0ac9d68B0B445fB7357272Ff202C5651694a',
'0xa0Ee7A142d267C1f36714E4a8F75612F20a79720',
'0xbDA5747bFD65F08deb54cb465eB87D40e51B197E',
'0xcd3B766CCDd6AE721141F452C550Ca635964ce71',
'0xdD2FD4581271e230360230F9337D5c0430Bf44C0',
'0xdF3e18d64BC6A983f673Ab319CCaE4f1a57C7097',
'0xde3829a23df1479438622a08a116e8eb3f620bb5',
'0xf39Fd6e51aad88F6F4ce6aB8827279cffFb92266',
]
for (const account of accounts) {
alloc[ethers.utils.getAddress(account)] = {
balance:
'0x200000000000000000000000000000000000000000000000000000000000000',
}
}
}
const genesis: Genesis = {
config: {
chainId: deployConfig.l1ChainID,
homesteadBlock: 0,
eip150Block: 0,
eip150Hash: ethers.constants.HashZero,
eip155Block: 0,
eip158Block: 0,
byzantiumBlock: 0,
constantinopleBlock: 0,
petersburgBlock: 0,
istanbulBlock: 0,
muirGlacierBlock: 0,
berlinBlock: 0,
londonBlock: 0,
clique: {
period: deployConfig.l1BlockTime,
epoch: 30000,
},
},
nonce: deployConfig.l1GenesisBlockNonce,
timestamp: ethers.BigNumber.from(l1GenesisBlockTimestamp).toHexString(),
extraData: ethers.utils.hexConcat([
ethers.constants.HashZero,
deployConfig.cliqueSignerAddress,
ethers.utils.hexZeroPad('0x', 65),
]),
gasLimit: deployConfig.l1GenesisBlockGasLimit,
difficulty: deployConfig.l1GenesisBlockDifficulty,
mixHash: deployConfig.l1GenesisBlockMixHash,
coinbase: deployConfig.l1GenesisBlockCoinbase,
alloc,
number: deployConfig.l1GenesisBlockNumber,
gasUsed: deployConfig.l1GenesisBlockGasUsed,
parentHash: deployConfig.l1GenesisBlockParentHash,
baseFeePerGas: deployConfig.l1GenesisBlockBaseFeePerGas,
}
fs.writeFileSync(args.outfile, JSON.stringify(genesis, null, 2))
})