77 lines
2.3 KiB
Rust
77 lines
2.3 KiB
Rust
use client::client_types::{DiskDBTestingClientType, MemoryDBTestingClientType};
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use client::error;
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use client::{notifier, Client, ClientConfig, ClientTypes};
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use db::DBType;
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use futures::sync::oneshot;
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use futures::Future;
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use slog::info;
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use std::cell::RefCell;
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use tokio::runtime::Builder;
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use tokio::runtime::Runtime;
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use tokio::runtime::TaskExecutor;
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use tokio_timer::clock::Clock;
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pub fn run_beacon_node(config: ClientConfig, log: &slog::Logger) -> error::Result<()> {
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let runtime = Builder::new()
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.name_prefix("main-")
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.clock(Clock::system())
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.build()
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.map_err(|e| format!("{:?}", e))?;
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// Log configuration
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info!(log, "Listening on {:?}", &config.net_conf.listen_addresses;
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"data_dir" => &config.data_dir.to_str(),
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"port" => &config.net_conf.listen_port);
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let executor = runtime.executor();
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match config.db_type {
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DBType::RocksDB => {
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let client: Client<DiskDBTestingClientType> =
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Client::new(config, log.clone(), &executor)?;
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run(client, executor, runtime, log)
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}
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DBType::Memory => {
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let client: Client<MemoryDBTestingClientType> =
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Client::new(config, log.clone(), &executor)?;
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run(client, executor, runtime, log)
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}
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}
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}
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pub fn run<T: ClientTypes>(
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client: Client<T>,
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executor: TaskExecutor,
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mut runtime: Runtime,
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log: &slog::Logger,
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) -> error::Result<()> {
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// run service until ctrl-c
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let (ctrlc_send, ctrlc_oneshot) = oneshot::channel();
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let ctrlc_send_c = RefCell::new(Some(ctrlc_send));
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ctrlc::set_handler(move || {
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if let Some(ctrlc_send) = ctrlc_send_c.try_borrow_mut().unwrap().take() {
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ctrlc_send.send(()).expect("Error sending ctrl-c message");
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}
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})
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.map_err(|e| format!("Could not set ctrlc hander: {:?}", e))?;
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let (exit_signal, exit) = exit_future::signal();
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notifier::run(&client, executor, exit);
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runtime
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.block_on(ctrlc_oneshot)
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.map_err(|e| format!("Ctrlc oneshot failed: {:?}", e))?;
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// perform global shutdown operations.
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info!(log, "Shutting down..");
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exit_signal.fire();
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// shutdown the client
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// client.exit_signal.fire();
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drop(client);
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runtime.shutdown_on_idle().wait().unwrap();
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Ok(())
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}
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