68 lines
2.1 KiB
Rust
68 lines
2.1 KiB
Rust
// Copyright 2015-2020 Parity Technologies (UK) Ltd.
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// This file is part of OpenEthereum.
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// OpenEthereum is free software: you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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// OpenEthereum is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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// You should have received a copy of the GNU General Public License
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// along with OpenEthereum. If not, see <http://www.gnu.org/licenses/>.
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use std::{collections::HashSet, fs, path::Path};
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use accounts_dir::{DiskKeyFileManager, KeyDirectory, KeyFileManager};
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use ethkey::Address;
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use Error;
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/// Import an account from a file.
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pub fn import_account(path: &Path, dst: &dyn KeyDirectory) -> Result<Address, Error> {
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let key_manager = DiskKeyFileManager::default();
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let existing_accounts = dst
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.load()?
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.into_iter()
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.map(|a| a.address)
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.collect::<HashSet<_>>();
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let filename = path
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.file_name()
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.and_then(|n| n.to_str())
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.map(|f| f.to_owned());
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let account = fs::File::open(&path)
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.map_err(Into::into)
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.and_then(|file| key_manager.read(filename, file))?;
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let address = account.address.clone();
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if !existing_accounts.contains(&address) {
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dst.insert(account)?;
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}
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Ok(address)
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}
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/// Import all accounts from one directory to the other.
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pub fn import_accounts(
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src: &dyn KeyDirectory,
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dst: &dyn KeyDirectory,
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) -> Result<Vec<Address>, Error> {
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let accounts = src.load()?;
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let existing_accounts = dst
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.load()?
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.into_iter()
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.map(|a| a.address)
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.collect::<HashSet<_>>();
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accounts
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.into_iter()
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.filter(|a| !existing_accounts.contains(&a.address))
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.map(|a| {
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let address = a.address.clone();
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dst.insert(a)?;
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Ok(address)
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})
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.collect()
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}
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