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Add simple keygen command to subkey (#1250)

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* Remove _ prefix from variable

* Handle empty pattern in vanity tool

* Deduplicate and fix account printing

* Add comment on restore subcommand

* Add simple keygen command
This commit is contained in:
Simon Warta
2018-12-12 15:32:00 +01:00
committed by Gav Wood
parent 3c7ee7d041
commit 8606595a6d
3 changed files with 32 additions and 17 deletions
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substrate/subkey/src/main.rs
+21 -12
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@@ -23,25 +23,40 @@ extern crate rand;
#[macro_use]
extern crate clap;
use rand::{OsRng, Rng};
use substrate_primitives::{ed25519::Pair, hexdisplay::HexDisplay};
mod vanity;
fn print_account(seed: &[u8; 32]) {
let pair = Pair::from_seed(seed);
println!("Seed 0x{} is account:\n Public key (hex): 0x{}\n Address (SS58): {}",
HexDisplay::from(seed),
HexDisplay::from(&pair.public().0),
pair.public().to_ss58check()
);
}
fn main() {
let yaml = load_yaml!("cli.yml");
let matches = clap::App::from_yaml(yaml).get_matches();
match matches.subcommand() {
("generate", Some(_matches)) => {
let mut seed = [0u8; 32];
OsRng::new().unwrap().fill_bytes(&mut seed[..]);
print_account(&seed);
}
("vanity", Some(matches)) => {
let desired: String = matches.value_of("pattern").map(str::to_string).unwrap_or_default();
let key = vanity::generate_key(&desired).expect("Key generation failed");
println!("Seed {} (hex: 0x{}) - {} ({}%)",
key.pair.public().to_ss58check(),
HexDisplay::from(&key.pair.public().0),
HexDisplay::from(&key.seed),
key.score);
println!("Found account with score {}%", key.score);
print_account(&key.seed);
}
("restore", Some(matches)) => {
// This subcommand is probably obsolete, see
// https://github.com/paritytech/substrate/issues/1063
let mut raw_seed = matches.value_of("seed")
.map(str::as_bytes)
.expect("seed parameter is required; thus it can't be None; qed");
@@ -56,13 +71,7 @@ fn main() {
let mut seed = [' ' as u8; 32];
let len = raw_seed.len().min(32);
seed[..len].copy_from_slice(&raw_seed[..len]);
let pair = Pair::from_seed(&seed);
println!("Seed 0x{} is account:\n Public key (hex): 0x{}\n Address (SS58): {}",
HexDisplay::from(&seed),
HexDisplay::from(&pair.public().0),
pair.public().to_ss58check()
);
print_account(&seed);
},
_ => print_usage(&matches),
}