openethereum/src/service.rs

65 lines
1.5 KiB
Rust

//! Client service.
//!
//!
//!
//!
//!
use util::*;
use sync::*;
use spec::Spec;
use error::*;
use std::env;
use client::Client;
pub struct ClientService {
_net_service: NetworkService<SyncMessage>,
}
impl ClientService {
pub fn start(spec: Spec) -> Result<ClientService, Error> {
let mut net_service = try!(NetworkService::start());
info!("Starting {}", net_service.host_info());
info!("Configured for {} using {} engine", spec.name, spec.engine_name);
let mut dir = env::home_dir().unwrap();
dir.push(".parity");
dir.push(H64::from(spec.genesis_header().hash()).hex());
let client = Arc::new(RwLock::new(try!(Client::new(spec, &dir, net_service.io().channel()))));
EthSync::register(&mut net_service, client.clone());
let client_io = Box::new(ClientIoHandler {
client: client
});
try!(net_service.io().register_handler(client_io));
Ok(ClientService {
_net_service: net_service,
})
}
}
struct ClientIoHandler {
client: Arc<RwLock<Client>>
}
impl IoHandler<NetSyncMessage> for ClientIoHandler {
fn initialize<'s>(&'s mut self, _io: &mut IoContext<'s, NetSyncMessage>) {
}
fn message<'s>(&'s mut self, _io: &mut IoContext<'s, NetSyncMessage>, net_message: &'s mut NetSyncMessage) {
match net_message {
&mut UserMessage(ref mut message) => {
match message {
&mut SyncMessage::BlockVerified(ref mut bytes) => {
self.client.write().unwrap().import_verified_block(mem::replace(bytes, Bytes::new()));
},
_ => {},
}
}
_ => {},
}
}
}