openethereum/ethcore/sync/src/private_tx.rs
Anton Gavrilov 1073d56245 Private packets verification and queue refactoring (#8715)
* Verify private transaction before propagating

* Private transactions queue reworked with tx pool queue direct usage

* Styling fixed

* Prevent resending private packets to the sender

* Process signed private transaction packets via io queue

* Test fixed

* Build and test fixed after merge

* Comments after review fixed

* Signed transaction taken from verified

* Fix after merge

* Pool scoring generalized in order to use externally

* Lib refactored according to the review comments

* Ready state refactored

* Redundant bound and copying removed

* Fixed build after the merge

* Forgotten case reworked

* Review comments fixed

* Logging reworked, target added

* Fix after merge
2018-08-29 20:31:04 +08:00

64 lines
2.2 KiB
Rust

// Copyright 2015-2018 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 parking_lot::Mutex;
use ethereum_types::H256;
/// Trait which should be implemented by a private transaction handler.
pub trait PrivateTxHandler: Send + Sync + 'static {
/// Function called on new private transaction received.
/// Returns the hash of the imported transaction
fn import_private_transaction(&self, rlp: &[u8]) -> Result<H256, String>;
/// Function called on new signed private transaction received.
/// Returns the hash of the imported transaction
fn import_signed_private_transaction(&self, rlp: &[u8]) -> Result<H256, String>;
}
/// Nonoperative private transaction handler.
pub struct NoopPrivateTxHandler;
impl PrivateTxHandler for NoopPrivateTxHandler {
fn import_private_transaction(&self, _rlp: &[u8]) -> Result<H256, String> {
Ok(H256::default())
}
fn import_signed_private_transaction(&self, _rlp: &[u8]) -> Result<H256, String> {
Ok(H256::default())
}
}
/// Simple private transaction handler. Used for tests.
#[derive(Default)]
pub struct SimplePrivateTxHandler {
/// imported private transactions
pub txs: Mutex<Vec<Vec<u8>>>,
/// imported signed private transactions
pub signed_txs: Mutex<Vec<Vec<u8>>>,
}
impl PrivateTxHandler for SimplePrivateTxHandler {
fn import_private_transaction(&self, rlp: &[u8]) -> Result<H256, String> {
self.txs.lock().push(rlp.to_vec());
Ok(H256::default())
}
fn import_signed_private_transaction(&self, rlp: &[u8]) -> Result<H256, String> {
self.signed_txs.lock().push(rlp.to_vec());
Ok(H256::default())
}
}