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protocols/identify: Fix race condition in discover_peer_after_disconnect #2744

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merged 2 commits into from Jul 4, 2022
Merged

protocols/identify: Fix race condition in discover_peer_after_disconnect #2744

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protocols/identify: Fix race condition in discover_peer_after_disconnect
mxinden Jul 2, 2022
116cdab
Merge branch 'master' into identify-flaky
mxinden Jul 4, 2022
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10 changes: 9 additions & 1 deletion protocols/identify/src/identify.rs
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Expand Up @@ -518,6 +518,7 @@ mod tests {
use libp2p::tcp::TcpConfig;
use libp2p_core::{identity, muxing::StreamMuxerBox, transport, upgrade, PeerId, Transport};
use libp2p_swarm::{Swarm, SwarmEvent};
use std::time::Duration;

fn transport() -> (
identity::PublicKey,
Expand Down Expand Up @@ -700,7 +701,14 @@ mod tests {

let mut swarm1 = {
let (pubkey, transport) = transport();
let protocol = Identify::new(IdentifyConfig::new("a".to_string(), pubkey.clone()));
let protocol = Identify::new(
IdentifyConfig::new("a".to_string(), pubkey.clone())
// `swarm1` will set `KeepAlive::No` once it identified `swarm2` and thus
// closes the connection. At this point in time `swarm2` might not yet have
// identified `swarm1`. To give `swarm2` enough time, set an initial delay on
// `swarm1`.
.with_initial_delay(Duration::from_secs(10)),
);

Swarm::new(transport, protocol, pubkey.to_peer_id())
};
Expand Down