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Update lcli pubkey replace command (#2677)

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This commit is contained in:
Paul Hauner 2021-10-06 12:03:06 +11:00
parent 52e5083502
commit 7975ceff97
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GPG Key ID: 5E2CFF9B75FA63DF
1 changed files with 26 additions and 1 deletions
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27
lcli/src/replace_state_pubkeys.rs
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@ -4,10 +4,12 @@ use eth2_network_config::Eth2NetworkConfig;
use eth2_wallet::bip39::Seed;
use eth2_wallet::{recover_validator_secret_from_mnemonic, KeyType};
use ssz::Encode;
use state_processing::common::DepositDataTree;
use std::fs::File;
use std::io::{Read, Write};
use std::path::PathBuf;
use types::{BeaconState, EthSpec};
use tree_hash::TreeHash;
use types::{BeaconState, DepositData, EthSpec, Hash256, SignatureBytes, DEPOSIT_TREE_DEPTH};
pub fn run<T: EthSpec>(testnet_dir: PathBuf, matches: &ArgMatches) -> Result<(), String> {
let path = matches
@ -38,6 +40,8 @@ pub fn run<T: EthSpec>(testnet_dir: PathBuf, matches: &ArgMatches) -> Result<(),
let mnemonic = mnemonic_from_phrase(mnemonic_phrase)?;
let seed = Seed::new(&mnemonic, "");
let mut deposit_tree = DepositDataTree::create(&[], 0, DEPOSIT_TREE_DEPTH);
let mut deposit_root = Hash256::zero();
for (index, validator) in state.validators_mut().iter_mut().enumerate() {
let (secret, _) =
recover_validator_secret_from_mnemonic(seed.as_bytes(), index as u32, KeyType::Voting)
@ -49,8 +53,29 @@ pub fn run<T: EthSpec>(testnet_dir: PathBuf, matches: &ArgMatches) -> Result<(),
eprintln!("{}: {}", index, keypair.pk);
validator.pubkey = keypair.pk.into();
// Update the deposit tree.
let mut deposit_data = DepositData {
pubkey: validator.pubkey,
// Set this to a junk value since it's very time consuming to generate the withdrawal
// keys and it's not useful for the time being.
withdrawal_credentials: Hash256::zero(),
amount: spec.min_deposit_amount,
signature: SignatureBytes::empty(),
};
deposit_data.signature = deposit_data.create_signature(&keypair.sk, spec);
deposit_tree
.push_leaf(deposit_data.tree_hash_root())
.map_err(|e| format!("failed to create deposit tree: {:?}", e))?;
deposit_root = deposit_tree.root();
}
// Update the genesis validators root since we changed the validators.
*state.genesis_validators_root_mut() = state.validators().tree_hash_root();
// Update the deposit root with our simulated deposits.
state.eth1_data_mut().deposit_root = deposit_root;
let mut file = File::create(path).map_err(|e| format!("Unable to create file: {}", e))?;
file.write_all(&state.as_ssz_bytes())