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Correctly notify delay queues (#1087)

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Age Manning 2020-04-30 17:12:26 +10:00 committed by GitHub
parent f4ac0422e2
commit e0723dfc3b
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1 changed files with 19 additions and 2 deletions
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21
beacon_node/eth2-libp2p/src/peer_manager/mod.rs
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@ -318,24 +318,41 @@ impl<TSpec: EthSpec> Stream for PeerManager<TSpec> {
fn poll(&mut self) -> Poll<Option<Self::Item>, Self::Error> {
// poll the timeouts for pings and status'
// TODO: Remove task notifies and temporary vecs for stable futures
// These exist to handle a bug in delayqueue
let mut peers_to_add = Vec::new();
while let Async::Ready(Some(peer_id)) = self.ping_peers.poll().map_err(|e| {
error!(self.log, "Failed to check for peers to ping"; "error" => format!("{}",e));
})? {
debug!(self.log, "Pinging peer"; "peer_id" => format!("{}", peer_id));
// add the ping timer back
self.ping_peers.insert(peer_id.clone());
peers_to_add.push(peer_id.clone());
self.events.push(PeerManagerEvent::Ping(peer_id));
}
if !peers_to_add.is_empty() {
futures::task::current().notify();
}
while let Some(peer) = peers_to_add.pop() {
self.ping_peers.insert(peer);
}
while let Async::Ready(Some(peer_id)) = self.status_peers.poll().map_err(|e| {
error!(self.log, "Failed to check for peers to status"; "error" => format!("{}",e));
})? {
debug!(self.log, "Sending Status to peer"; "peer_id" => format!("{}", peer_id));
// add the status timer back
self.status_peers.insert(peer_id.clone());
peers_to_add.push(peer_id.clone());
self.events.push(PeerManagerEvent::Status(peer_id));
}
if !peers_to_add.is_empty() {
futures::task::current().notify();
}
while let Some(peer) = peers_to_add.pop() {
self.status_peers.insert(peer);
}
if !self.events.is_empty() {
return Ok(Async::Ready(Some(self.events.remove(0))));
} else {