55 lines
1.8 KiB
Rust
55 lines
1.8 KiB
Rust
use {
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crate::rpc_subscriptions::RpcSubscriptions,
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crossbeam_channel::RecvTimeoutError,
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solana_ledger::blockstore::CompletedSlotsReceiver,
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solana_rpc_client_api::response::SlotUpdate,
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solana_sdk::timing::timestamp,
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std::{
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sync::{
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atomic::{AtomicBool, Ordering},
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Arc,
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},
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thread::{Builder, JoinHandle},
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time::Duration,
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},
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};
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pub const COMPLETE_SLOT_REPORT_SLEEP_MS: u64 = 100;
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pub struct RpcCompletedSlotsService;
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impl RpcCompletedSlotsService {
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pub fn spawn(
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completed_slots_receiver: CompletedSlotsReceiver,
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rpc_subscriptions: Arc<RpcSubscriptions>,
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exit: Arc<AtomicBool>,
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) -> JoinHandle<()> {
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Builder::new()
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.name("solRpcComplSlot".to_string())
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.spawn(move || loop {
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// received exit signal, shutdown the service
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if exit.load(Ordering::Relaxed) {
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break;
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}
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match completed_slots_receiver
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.recv_timeout(Duration::from_millis(COMPLETE_SLOT_REPORT_SLEEP_MS))
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{
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Err(RecvTimeoutError::Timeout) => {}
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Err(RecvTimeoutError::Disconnected) => {
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info!("RpcCompletedSlotService channel disconnected, exiting.");
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break;
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}
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Ok(slots) => {
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for slot in slots {
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rpc_subscriptions.notify_slot_update(SlotUpdate::Completed {
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slot,
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timestamp: timestamp(),
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});
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}
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}
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}
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})
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.unwrap()
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}
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}
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