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Merge pull request #471 from b-m-f/split-network-loops

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Split network and swarm discovery loop, break each when not ready
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Age Manning 2019-07-30 23:37:43 +10:00 committed by GitHub
commit c695aa3c92
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1 changed files with 7 additions and 7 deletions
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14
beacon_node/network/src/service.rs
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@ -106,10 +106,8 @@ fn network_service<E: EthSpec>(
log: slog::Logger,
) -> impl futures::Future<Item = (), Error = eth2_libp2p::error::Error> {
futures::future::poll_fn(move || -> Result<_, eth2_libp2p::error::Error> {
// only end the loop once both major polls are not ready.
let mut not_ready_count = 0;
while not_ready_count < 2 {
not_ready_count = 0;
// if the network channel is not ready, try the swarm
loop {
// poll the network channel
match network_recv.poll() {
Ok(Async::Ready(Some(message))) => match message {
@ -124,7 +122,7 @@ fn network_service<E: EthSpec>(
libp2p_service.lock().swarm.publish(topics, *message);
}
},
Ok(Async::NotReady) => not_ready_count += 1,
Ok(Async::NotReady) => break,
Ok(Async::Ready(None)) => {
return Err(eth2_libp2p::error::Error::from("Network channel closed"));
}
@ -132,7 +130,9 @@ fn network_service<E: EthSpec>(
return Err(eth2_libp2p::error::Error::from("Network channel error"));
}
}
}
loop {
// poll the swarm
match libp2p_service.lock().poll() {
Ok(Async::Ready(Some(event))) => match event {
@ -165,8 +165,8 @@ fn network_service<E: EthSpec>(
}
},
Ok(Async::Ready(None)) => unreachable!("Stream never ends"),
Ok(Async::NotReady) => not_ready_count += 1,
Err(_) => not_ready_count += 1,
Ok(Async::NotReady) => break,
Err(_) => break,
}
}