lighthouse/account_manager/src/main.rs
Luke Anderson 177a351462
Added deterministic keypair generation.
- The Account Manager has a new subcommand, allowing generation of deterministic keys given a particular validator index.
 - Split functionality in generate_deterministic_keypair function
 - Fixed up READMEs to reflect new functionality & correct naming.
2019-04-08 15:02:11 +10:00

92 lines
3.4 KiB
Rust

use bls::Keypair;
use clap::{App, Arg, SubCommand};
use slog::{debug, info, o, Drain};
use std::path::PathBuf;
use validator_client::Config as ValidatorClientConfig;
use types::test_utils::generate_deterministic_keypair;
fn main() {
// Logging
let decorator = slog_term::TermDecorator::new().build();
let drain = slog_term::CompactFormat::new(decorator).build().fuse();
let drain = slog_async::Async::new(drain).build().fuse();
let log = slog::Logger::root(drain, o!());
// CLI
let matches = App::new("Lighthouse Accounts Manager")
.version("0.0.1")
.author("Sigma Prime <contact@sigmaprime.io>")
.about("Eth 2.0 Accounts Manager")
.arg(
Arg::with_name("datadir")
.long("datadir")
.value_name("DIR")
.help("Data directory for keys and databases.")
.takes_value(true),
)
.subcommand(
SubCommand::with_name("generate")
.about("Generates a new validator private key")
.version("0.0.1")
.author("Sigma Prime <contact@sigmaprime.io>"),
)
.subcommand(
SubCommand::with_name("generate_deterministic")
.about("Generates a deterministic validator private key FOR TESTING")
.version("0.0.1")
.author("Sigma Prime <contact@sigmaprime.io>")
.arg(
Arg::with_name("validator index")
.long("index")
.short("i")
.value_name("index")
.help("The index of the validator, for which the test key is generated")
.takes_value(true)
.required(true)
)
)
.get_matches();
let config = ValidatorClientConfig::parse_args(&matches, &log)
.expect("Unable to build a configuration for the account manager.");
// Log configuration
info!(log, "";
"data_dir" => &config.data_dir.to_str());
match matches.subcommand() {
("generate", Some(_gen_m)) => {
let keypair = Keypair::random();
let key_path: PathBuf = config
.save_key(&keypair)
.expect("Unable to save newly generated private key.");
debug!(
log,
"Keypair generated {:?}, saved to: {:?}",
keypair.identifier(),
key_path.to_string_lossy()
);
},
("generate_deterministic", Some(gen_d_matches)) => {
let validator_index = gen_d_matches
.value_of("validator index")
.expect("Validator index required.")
.parse::<u64>()
.expect("Invalid validator index.") as usize;
let keypair = generate_deterministic_keypair(validator_index);
let key_path: PathBuf = config
.save_key(&keypair)
.expect("Unable to save newly generated deterministic private key.");
debug!(
log,
"Deterministic Keypair generated {:?}, saved to: {:?}",
keypair.identifier(),
key_path.to_string_lossy()
);
},
_ => panic!(
"The account manager must be run with a subcommand. See help for more information."
),
}
}