// Copyright 2015, 2016 Ethcore (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 . use std::sync::Arc; use util::panics::{PanicHandler, ForwardPanic}; use die::*; use rpc_apis; #[cfg(feature = "ethcore-signer")] use ethcore_signer as signer; #[cfg(feature = "ethcore-signer")] pub use ethcore_signer::Server as SignerServer; #[cfg(not(feature = "ethcore-signer"))] pub struct SignerServer; pub struct Configuration { pub enabled: bool, pub port: u16, } pub struct Dependencies { pub panic_handler: Arc, pub apis: Arc, } pub fn start(conf: Configuration, deps: Dependencies) -> Option { if !conf.enabled { None } else { Some(do_start(conf, deps)) } } #[cfg(feature = "ethcore-signer")] fn do_start(conf: Configuration, deps: Dependencies) -> SignerServer { let addr = format!("127.0.0.1:{}", conf.port).parse().unwrap_or_else(|_| { die!("Invalid port specified: {}", conf.port) }); let start_result = { let server = signer::ServerBuilder::new(); let server = rpc_apis::setup_rpc(server, deps.apis, rpc_apis::ApiSet::SafeContext); server.start(addr) }; match start_result { Err(signer::ServerError::IoError(err)) => die_with_io_error("Trusted Signer", err), Err(e) => die!("Trusted Signer: {:?}", e), Ok(server) => { deps.panic_handler.forward_from(&server); server }, } } #[cfg(not(feature = "ethcore-signer"))] fn do_start(conf: Configuration) -> ! { die!("Your Parity version has been compiled without Trusted Signer support.") }