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Modify rpc_completed_slot_service to be non-blocking (#24007)

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* timeout for validator exits

* clippy

* print backtrace when panic

* add backtrace package

* increase time out to 30s

* debug logging

* make rpc complete service non blocking

* reduce log level

* remove logging

* recv_timeout

* remove backtrace

* remove sleep

* remove unused variable

* add comments

* Update core/src/validator.rs

Co-authored-by: Trent Nelson <trent.a.b.nelson@gmail.com>

* Update core/src/validator.rs

Co-authored-by: Trent Nelson <trent.a.b.nelson@gmail.com>

* whitespace

* more whitespace

* fix build

Co-authored-by: Trent Nelson <trent.a.b.nelson@gmail.com>
This commit is contained in:
HaoranYi
2022-03-31 16:44:23 -05:00
committed by GitHub
parent 8b72200afb
commit 51b37f0184
2 changed files with 38 additions and 10 deletions
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20
rpc/src/rpc_completed_slots_service.rs
View File

@ -4,21 +4,35 @@ use {
solana_ledger::blockstore::CompletedSlotsReceiver,
solana_sdk::timing::timestamp,
std::{
sync::Arc,
sync::{
atomic::{AtomicBool, Ordering},
Arc,
},
thread::{Builder, JoinHandle},
time::Duration,
},
};
pub const COMPLETE_SLOT_REPORT_SLEEP_MS: u64 = 100;
pub struct RpcCompletedSlotsService;
impl RpcCompletedSlotsService {
pub fn spawn(
completed_slots_receiver: CompletedSlotsReceiver,
rpc_subscriptions: Arc<RpcSubscriptions>,
exit: Arc<AtomicBool>,
) -> JoinHandle<()> {
Builder::new()
.name("solana-rpc-completed-slots-service".to_string())
.spawn(move || {
for slots in completed_slots_receiver.iter() {
.spawn(move || loop {
// shutdown the service
if exit.load(Ordering::Relaxed) {
break;
}
if let Ok(slots) = completed_slots_receiver
.recv_timeout(Duration::from_millis(COMPLETE_SLOT_REPORT_SLEEP_MS))
{
for slot in slots {
rpc_subscriptions.notify_slot_update(SlotUpdate::Completed {
slot,