hello again when heard from

While we wait for a peer's HELLO_REPLY, anything else that comes from it
makes our HELLO go again at once, at most once a second, instead of when
the backoff says.

1 files changed, 6 insertions, 0 deletions

diff --git a/src/swarm/peer/keepalive.rs b/src/swarm/peer/keepalive.rs
index 0f34eb8..aa34e70 100644
--- a/src/swarm/peer/keepalive.rs
+++ b/src/swarm/peer/keepalive.rs
@@ -84,7 +84,10 @@ pub(super) async fn note_alive(state: &AppState, peer: &str, message: &ParsedMes
         return;
     };
     let ping = matches!(message, ParsedMessage::Ping(_));
+    let mut hello_now = false;
     let (reactivated, _) = heard_from(state, peer, &peer_state, now, |peer_state| {
+        // Up and reaching us, while we wait for its HELLO_REPLY.
+        hello_now = peer_state.hello_again_now(now);
         if ping {
             // Its keepalive (or a path probe): the next is ours.
             peer_state.keepalive_received_at = Some(now);
@@ -94,6 +97,9 @@ pub(super) async fn note_alive(state: &AppState, peer: &str, message: &ParsedMes
         }
     })
     .await;
+    if hello_now {
+        state.peers_due.now();
+    }
     if reactivated {
         ensure_handshake(state, peer).await;
     }