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Improve tokio task execution (#1181)

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* Add logging on shutdown

* Replace tokio::spawn with handle.spawn

* Upgrade tokio

* Add a task executor

* Beacon chain tasks use task executor

* Validator client tasks use task executor

* Rename runtime_handle to executor

* Add duration histograms; minor fixes

* Cleanup

* Fix logs

* Fix tests

* Remove random file

* Get enr dependency instead of libp2p

* Address some review comments

* Libp2p takes a TaskExecutor

* Ugly fix libp2p tests

* Move TaskExecutor to own file

* Upgrade Dockerfile rust version

* Minor fixes

* Revert "Ugly fix libp2p tests"

This reverts commit 58d4bb690f.

* Pretty fix libp2p tests

* Add spawn_without_exit; change Counter to Gauge

* Tidy

* Move log from RuntimeContext to TaskExecutor

* Fix errors

* Replace histogram with int_gauge for async tasks

* Fix todo

* Fix memory leak in test by exiting all spawned tasks at the end
This commit is contained in:
Pawan Dhananjay
2020-06-04 17:18:05 +05:30
committed by GitHub
parent ce10db15da
commit 042e80570c
53 changed files with 541 additions and 361 deletions
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20
validator_client/src/notifier.rs
View File

@@ -1,16 +1,14 @@
use crate::{is_synced::is_synced, ProductionValidatorClient};
use exit_future::Signal;
use futures::{FutureExt, StreamExt};
use futures::StreamExt;
use slog::{error, info};
use slot_clock::SlotClock;
use tokio::time::{interval_at, Duration, Instant};
use types::EthSpec;
/// Spawns a notifier service which periodically logs information about the node.
pub fn spawn_notifier<T: EthSpec>(client: &ProductionValidatorClient<T>) -> Result<Signal, String> {
pub fn spawn_notifier<T: EthSpec>(client: &ProductionValidatorClient<T>) -> Result<(), String> {
let context = client.context.service_context("notifier".into());
let runtime_handle = context.runtime_handle.clone();
let log = context.log.clone();
let executor = context.executor.clone();
let duties_service = client.duties_service.clone();
let allow_unsynced_beacon_node = client.config.allow_unsynced_beacon_node;
@@ -25,7 +23,7 @@ pub fn spawn_notifier<T: EthSpec>(client: &ProductionValidatorClient<T>) -> Resu
let mut interval = interval_at(start_instant, slot_duration);
let interval_fut = async move {
let log = &context.log;
let log = context.log();
while interval.next().await.is_some() {
if !is_synced(
@@ -83,12 +81,6 @@ pub fn spawn_notifier<T: EthSpec>(client: &ProductionValidatorClient<T>) -> Resu
}
};
let (exit_signal, exit) = exit_future::signal();
let future = futures::future::select(
Box::pin(interval_fut),
exit.map(move |_| info!(log, "Shutdown complete")),
);
runtime_handle.spawn(future);
Ok(exit_signal)
executor.spawn(interval_fut, "validator_notifier");
Ok(())
}