openethereum/parity/modules.rs

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// Copyright 2015-2019 Parity Technologies (UK) Ltd.
// This file is part of Parity Ethereum.
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// Parity Ethereum 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
// 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,
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// 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/>.
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use std::sync::{mpsc, Arc};
use ethcore::{client::BlockChainClient, snapshot::SnapshotService};
use std::collections::BTreeSet;
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use sync::{self, ConnectionFilter, NetworkConfiguration, Params, SyncConfig};
use types::BlockNumber;
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pub use ethcore::client::ChainNotify;
use ethcore_logger::Config as LogConfig;
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pub use sync::{EthSync, ManageNetwork, SyncProvider};
pub type SyncModules = (
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Arc<dyn SyncProvider>,
Arc<dyn ManageNetwork>,
Arc<dyn ChainNotify>,
mpsc::Sender<sync::PriorityTask>,
);
pub fn sync(
config: SyncConfig,
network_config: NetworkConfiguration,
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chain: Arc<dyn BlockChainClient>,
forks: BTreeSet<BlockNumber>,
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snapshot_service: Arc<dyn SnapshotService>,
_log_settings: &LogConfig,
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connection_filter: Option<Arc<dyn ConnectionFilter>>,
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) -> Result<SyncModules, sync::Error> {
let eth_sync = EthSync::new(
Params {
config,
chain,
forks,
snapshot_service,
network_config,
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},
connection_filter,
)?;
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Ok((
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eth_sync.clone() as Arc<dyn SyncProvider>,
eth_sync.clone() as Arc<dyn ManageNetwork>,
eth_sync.clone() as Arc<dyn ChainNotify>,
eth_sync.priority_tasks(),
))
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}