71 lines
2.0 KiB
Rust
71 lines
2.0 KiB
Rust
use crate::cluster_info::{ClusterInfo, GOSSIP_SLEEP_MILLIS};
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use crate::counter::Counter;
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use crate::packet;
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use crate::result::Result;
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use crate::service::Service;
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use crate::streamer::PacketSender;
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use log::Level;
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use std::sync::atomic::{AtomicBool, Ordering};
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use std::sync::{Arc, RwLock};
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use std::thread::{self, sleep, Builder, JoinHandle};
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use std::time::Duration;
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pub struct ClusterInfoVoteListener {
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exit: Arc<AtomicBool>,
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thread_hdls: Vec<JoinHandle<()>>,
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}
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impl ClusterInfoVoteListener {
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pub fn new(
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exit: Arc<AtomicBool>,
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cluster_info: Arc<RwLock<ClusterInfo>>,
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sender: PacketSender,
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) -> Self {
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let exit1 = exit.clone();
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let thread = Builder::new()
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.name("solana-cluster_info_vote_listener".to_string())
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.spawn(move || {
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let _ = Self::recv_loop(&exit1, &cluster_info, &sender);
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})
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.unwrap();
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Self {
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exit,
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thread_hdls: vec![thread],
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}
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}
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fn recv_loop(
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exit: &Arc<AtomicBool>,
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cluster_info: &Arc<RwLock<ClusterInfo>>,
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sender: &PacketSender,
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) -> Result<()> {
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let mut last_ts = 0;
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loop {
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if exit.load(Ordering::Relaxed) {
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return Ok(());
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}
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let (votes, new_ts) = cluster_info.read().unwrap().get_votes(last_ts);
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last_ts = new_ts;
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inc_new_counter_info!("cluster_info_vote_listener-recv_count", votes.len());
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let msgs = packet::to_packets(&votes);
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for m in msgs {
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sender.send(m)?;
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}
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sleep(Duration::from_millis(GOSSIP_SLEEP_MILLIS));
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}
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}
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pub fn close(&self) {
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self.exit.store(true, Ordering::Relaxed);
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}
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}
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impl Service for ClusterInfoVoteListener {
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type JoinReturnType = ();
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fn join(self) -> thread::Result<()> {
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for thread_hdl in self.thread_hdls {
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thread_hdl.join()?;
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}
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Ok(())
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}
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}
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