mirror of
https://github.com/pezkuwichain/pezkuwi-subxt.git
synced 2026-06-09 21:21:11 +00:00
André Silva
a89d87d708
* client: add a block blacklist extension * test-utils: fix client construction * client: fix rustdoc test
93 lines
2.7 KiB
Rust
93 lines
2.7 KiB
Rust
// Copyright 2017-2020 Parity Technologies (UK) Ltd.
|
|
// This file is part of Substrate.
|
|
|
|
// Substrate 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.
|
|
|
|
// Substrate 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 Substrate. If not, see <http://www.gnu.org/licenses/>.
|
|
|
|
//! Light client components.
|
|
|
|
pub mod backend;
|
|
pub mod blockchain;
|
|
pub mod call_executor;
|
|
pub mod fetcher;
|
|
|
|
use std::sync::Arc;
|
|
|
|
use sc_executor::RuntimeInfo;
|
|
use sp_core::{H256, Blake2Hasher, traits::CodeExecutor};
|
|
use sp_runtime::BuildStorage;
|
|
use sp_runtime::traits::Block as BlockT;
|
|
use sp_blockchain::Result as ClientResult;
|
|
|
|
use crate::call_executor::LocalCallExecutor;
|
|
use crate::client::Client;
|
|
use sc_client_api::{
|
|
light::Storage as BlockchainStorage,
|
|
};
|
|
use crate::light::backend::Backend;
|
|
use crate::light::blockchain::Blockchain;
|
|
use crate::light::call_executor::GenesisCallExecutor;
|
|
use crate::light::fetcher::LightDataChecker;
|
|
|
|
/// Create an instance of light client blockchain backend.
|
|
pub fn new_light_blockchain<B: BlockT, S: BlockchainStorage<B>>(storage: S) -> Arc<Blockchain<S>> {
|
|
Arc::new(Blockchain::new(storage))
|
|
}
|
|
|
|
/// Create an instance of light client backend.
|
|
pub fn new_light_backend<B, S>(blockchain: Arc<Blockchain<S>>) -> Arc<Backend<S, Blake2Hasher>>
|
|
where
|
|
B: BlockT,
|
|
S: BlockchainStorage<B>,
|
|
{
|
|
Arc::new(Backend::new(blockchain))
|
|
}
|
|
|
|
/// Create an instance of light client.
|
|
pub fn new_light<B, S, GS, RA, E>(
|
|
backend: Arc<Backend<S, Blake2Hasher>>,
|
|
genesis_storage: GS,
|
|
code_executor: E,
|
|
) -> ClientResult<Client<Backend<S, Blake2Hasher>, GenesisCallExecutor<
|
|
Backend<S, Blake2Hasher>,
|
|
LocalCallExecutor<Backend<S, Blake2Hasher>, E>
|
|
>, B, RA>>
|
|
where
|
|
B: BlockT<Hash=H256>,
|
|
S: BlockchainStorage<B> + 'static,
|
|
GS: BuildStorage,
|
|
E: CodeExecutor + RuntimeInfo,
|
|
{
|
|
let local_executor = LocalCallExecutor::new(backend.clone(), code_executor);
|
|
let executor = GenesisCallExecutor::new(backend.clone(), local_executor);
|
|
Client::new(
|
|
backend,
|
|
executor,
|
|
genesis_storage,
|
|
Default::default(),
|
|
Default::default(),
|
|
Default::default(),
|
|
)
|
|
}
|
|
|
|
/// Create an instance of fetch data checker.
|
|
pub fn new_fetch_checker<E, B: BlockT, S: BlockchainStorage<B>>(
|
|
blockchain: Arc<Blockchain<S>>,
|
|
executor: E,
|
|
) -> LightDataChecker<E, Blake2Hasher, B, S>
|
|
where
|
|
E: CodeExecutor,
|
|
{
|
|
LightDataChecker::new(blockchain, executor)
|
|
}
|