72 lines
2.1 KiB
Rust
72 lines
2.1 KiB
Rust
// Copyright 2015-2019 Parity Technologies (UK) Ltd.
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// 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
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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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// 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
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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 Parity Ethereum. If not, see <http://www.gnu.org/licenses/>.
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use ethereum_types::H256;
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use jsonrpc_tcp_server::PushMessageError;
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use std;
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#[derive(Debug, Clone)]
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pub enum Error {
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NoWork,
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NoWorkers,
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Io(String),
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Tcp(String),
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Dispatch(String),
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}
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impl From<std::io::Error> for Error {
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fn from(err: std::io::Error) -> Self {
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Error::Io(err.to_string())
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}
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}
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impl From<PushMessageError> for Error {
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fn from(err: PushMessageError) -> Self {
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Error::Tcp(format!("Push message error: {:?}", err))
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}
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}
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/// Interface that can provide pow/blockchain-specific responses for the clients
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pub trait JobDispatcher: Send + Sync {
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// json for initial client handshake
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fn initial(&self) -> Option<String> {
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None
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}
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// json for difficulty dispatch
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fn difficulty(&self) -> Option<String> {
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None
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}
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// json for job update given worker_id (payload manager should split job!)
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fn job(&self) -> Option<String> {
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None
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}
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// miner job result
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fn submit(&self, payload: Vec<String>) -> Result<(), Error>;
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}
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/// Interface that can handle requests to push job for workers
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pub trait PushWorkHandler: Send + Sync {
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/// push the same work package for all workers (`payload`: json of pow-specific set of work specification)
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fn push_work_all(&self, payload: String);
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}
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pub struct ServiceConfiguration {
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pub io_path: String,
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pub listen_addr: String,
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pub port: u16,
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pub secret: Option<H256>,
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}
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