openethereum/parity/modules.rs
Anton Gavrilov 66e4410be7
Private contract migration and offchain state sync (#10748)
* Temp storage for the private state added

* Temp storage for the private state added

* Request message added

* Store and retrieve offchain state logic

* State sync cache

* Private state column added to key value db

* Private state column added to key value db

* Indexing stored states via its hash

* Works with errors changed

* Private state stored into the local db

* Access to private state db added to sync io

* Private state db file added

* Rlp packets for retrieiving private state data added

* Handling of private sync completed message

* Test code fixed

* External flag for offchain storing added

* Test for private state sync added

* Saving private state logic corrected

* Migration code corrected

* Fixes after merge with master

* Merge with head

* Additional checks for slices

* Log for private state retrieval added

* Limit time of retrieving private states

* Store required hashes for every request, mark them stale if needed

* Store requested private state hashes and check received data

* Log stale requests

* State insertion fix

* Refactoring of how logging passed to state store

* Heapsize removed, syncing hashes structure reworked

* Check state length returned by contract

* Get rid of OverlayDB

* hash-db version updated

* Test fixed

* One more test fixed
2019-08-16 14:45:52 +02:00

68 lines
2.0 KiB
Rust

// Copyright 2015-2019 Parity Technologies (UK) Ltd.
// This file is part of Parity Ethereum.
// Parity Ethereum 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 Ethereum 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 Ethereum. If not, see <http://www.gnu.org/licenses/>.
use std::sync::{Arc, mpsc};
use client_traits::BlockChainClient;
use sync::{self, SyncConfig, NetworkConfiguration, Params, ConnectionFilter};
use ethcore::snapshot::SnapshotService;
use ethcore_private_tx::PrivateStateDB;
use light::Provider;
use parity_runtime::Executor;
pub use sync::{EthSync, SyncProvider, ManageNetwork, PrivateTxHandler};
pub use ethcore::client::ChainNotify;
use ethcore_logger::Config as LogConfig;
pub type SyncModules = (
Arc<SyncProvider>,
Arc<ManageNetwork>,
Arc<ChainNotify>,
mpsc::Sender<sync::PriorityTask>,
);
pub fn sync(
config: SyncConfig,
executor: Executor,
network_config: NetworkConfiguration,
chain: Arc<BlockChainClient>,
snapshot_service: Arc<SnapshotService>,
private_tx_handler: Option<Arc<PrivateTxHandler>>,
private_state: Option<Arc<PrivateStateDB>>,
provider: Arc<Provider>,
_log_settings: &LogConfig,
connection_filter: Option<Arc<ConnectionFilter>>,
) -> Result<SyncModules, sync::Error> {
let eth_sync = EthSync::new(Params {
config,
executor,
chain,
provider,
snapshot_service,
private_tx_handler,
private_state,
network_config,
},
connection_filter)?;
Ok((
eth_sync.clone() as Arc<SyncProvider>,
eth_sync.clone() as Arc<ManageNetwork>,
eth_sync.clone() as Arc<ChainNotify>,
eth_sync.priority_tasks()
))
}