94 lines
3.3 KiB
Rust
94 lines
3.3 KiB
Rust
// Copyright 2015, 2016 Ethcore (UK) Ltd.
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// This file is part of Parity.
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// Parity 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 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. If not, see <http://www.gnu.org/licenses/>.
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//! Parity sync service
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use std::sync::Arc;
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use std::sync::atomic::AtomicBool;
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use hypervisor::{SYNC_MODULE_ID, HYPERVISOR_IPC_URL, ControlService};
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use ethcore::client::{RemoteClient, ChainNotify};
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use ethcore::snapshot::{RemoteSnapshotService};
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use ethsync::{SyncProvider, EthSync, ManageNetwork, ServiceConfiguration};
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use modules::service_urls;
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use boot;
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use nanoipc;
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#[derive(Default)]
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struct SyncControlService {
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pub stop: Arc<AtomicBool>,
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}
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impl ControlService for SyncControlService {
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fn shutdown(&self) -> bool {
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trace!(target: "hypervisor", "Received shutdown from control service");
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self.stop.store(true, ::std::sync::atomic::Ordering::SeqCst);
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true
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}
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}
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pub fn main() {
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boot::setup_cli_logger("sync");
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let service_config: ServiceConfiguration = boot::payload()
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.unwrap_or_else(|e| panic!("Fatal: error reading boot arguments ({:?})", e));
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let remote_client = dependency!(RemoteClient, &service_urls::with_base(&service_config.io_path, service_urls::CLIENT));
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let remote_snapshot = dependency!(RemoteSnapshotService, &service_urls::with_base(&service_config.io_path, service_urls::SNAPSHOT));
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let sync = EthSync::new(service_config.sync, remote_client.service().clone(), remote_snapshot.service().clone(), service_config.net).unwrap();
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let _ = boot::main_thread();
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let service_stop = Arc::new(AtomicBool::new(false));
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let hypervisor = boot::register(
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&service_urls::with_base(&service_config.io_path, HYPERVISOR_IPC_URL),
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&service_urls::with_base(&service_config.io_path, service_urls::SYNC_CONTROL),
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SYNC_MODULE_ID
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);
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boot::host_service(
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&service_urls::with_base(&service_config.io_path, service_urls::SYNC),
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service_stop.clone(),
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sync.clone() as Arc<SyncProvider>
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);
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boot::host_service(
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&service_urls::with_base(&service_config.io_path, service_urls::NETWORK_MANAGER),
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service_stop.clone(),
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sync.clone() as Arc<ManageNetwork>
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);
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boot::host_service(
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&service_urls::with_base(&service_config.io_path, service_urls::SYNC_NOTIFY),
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service_stop.clone(),
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sync.clone() as Arc<ChainNotify>
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);
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let control_service = Arc::new(SyncControlService::default());
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let as_control = control_service.clone() as Arc<ControlService>;
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let mut worker = nanoipc::Worker::<ControlService>::new(&as_control);
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let thread_stop = control_service.stop.clone();
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worker.add_reqrep(
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&service_urls::with_base(&service_config.io_path, service_urls::SYNC_CONTROL)
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).unwrap();
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while !thread_stop.load(::std::sync::atomic::Ordering::SeqCst) {
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worker.poll();
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}
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service_stop.store(true, ::std::sync::atomic::Ordering::SeqCst);
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hypervisor.module_shutdown(SYNC_MODULE_ID);
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trace!(target: "hypervisor", "Sync process terminated gracefully");
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}
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