openethereum/parity/account.rs
2016-12-11 19:30:54 +01:00

121 lines
4.0 KiB
Rust

// Copyright 2015, 2016 Parity Technologies (UK) Ltd.
// This file is part of Parity.
// Parity is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
// Parity is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
// You should have received a copy of the GNU General Public License
// along with Parity. If not, see <http://www.gnu.org/licenses/>.
use ethcore::ethstore::{EthStore, SecretStore, import_accounts, read_geth_accounts};
use ethcore::ethstore::dir::DiskDirectory;
use ethcore::account_provider::AccountProvider;
use helpers::{password_prompt, password_from_file};
#[derive(Debug, PartialEq)]
pub enum AccountCmd {
New(NewAccount),
List(String),
Import(ImportAccounts),
ImportFromGeth(ImportFromGethAccounts)
}
#[derive(Debug, PartialEq)]
pub struct NewAccount {
pub iterations: u32,
pub path: String,
pub password_file: Option<String>,
}
#[derive(Debug, PartialEq)]
pub struct ImportAccounts {
pub from: Vec<String>,
pub to: String,
}
/// Parameters for geth accounts' import
#[derive(Debug, PartialEq)]
pub struct ImportFromGethAccounts {
/// import mainnet (false) or testnet (true) accounts
pub testnet: bool,
/// directory to import accounts to
pub to: String,
}
pub fn execute(cmd: AccountCmd) -> Result<String, String> {
match cmd {
AccountCmd::New(new_cmd) => new(new_cmd),
AccountCmd::List(path) => list(path),
AccountCmd::Import(import_cmd) => import(import_cmd),
AccountCmd::ImportFromGeth(import_geth_cmd) => import_geth(import_geth_cmd)
}
}
fn keys_dir(path: String) -> Result<DiskDirectory, String> {
DiskDirectory::create(path).map_err(|e| format!("Could not open keys directory: {}", e))
}
fn secret_store(dir: Box<DiskDirectory>, iterations: Option<u32>) -> Result<EthStore, String> {
match iterations {
Some(i) => EthStore::open_with_iterations(dir, i),
_ => EthStore::open(dir)
}.map_err(|e| format!("Could not open keys store: {}", e))
}
fn new(n: NewAccount) -> Result<String, String> {
let password: String = match n.password_file {
Some(file) => try!(password_from_file(file)),
None => try!(password_prompt()),
};
let dir = Box::new(try!(keys_dir(n.path)));
let secret_store = Box::new(try!(secret_store(dir, Some(n.iterations))));
let acc_provider = AccountProvider::new(secret_store);
let new_account = try!(acc_provider.new_account(&password).map_err(|e| format!("Could not create new account: {}", e)));
Ok(format!("{:?}", new_account))
}
fn list(path: String) -> Result<String, String> {
let dir = Box::new(try!(keys_dir(path)));
let secret_store = Box::new(try!(secret_store(dir, None)));
let acc_provider = AccountProvider::new(secret_store);
let accounts = acc_provider.accounts();
let result = accounts.into_iter()
.map(|a| format!("{:?}", a))
.collect::<Vec<String>>()
.join("\n");
Ok(result)
}
fn import(i: ImportAccounts) -> Result<String, String> {
let to = try!(keys_dir(i.to));
let mut imported = 0;
for path in &i.from {
let from = DiskDirectory::at(path);
imported += try!(import_accounts(&from, &to).map_err(|_| "Importing accounts failed.")).len();
}
Ok(format!("{} account(s) imported", imported))
}
fn import_geth(i: ImportFromGethAccounts) -> Result<String, String> {
use std::io::ErrorKind;
use ethcore::ethstore::Error;
let dir = Box::new(try!(keys_dir(i.to)));
let secret_store = Box::new(try!(secret_store(dir, None)));
let geth_accounts = read_geth_accounts(i.testnet);
match secret_store.import_geth_accounts(geth_accounts, i.testnet) {
Ok(v) => Ok(format!("Successfully imported {} account(s) from geth.", v.len())),
Err(Error::Io(ref io_err)) if io_err.kind() == ErrorKind::NotFound => Err("Failed to find geth keys folder.".into()),
Err(err) => Err(format!("Import geth accounts failed. {}", err))
}
}