suspect paths

1 files changed, 5 insertions, 0 deletions

diff --git a/src/swarm/peer/worker.rs b/src/swarm/peer/worker.rs
index 399741c..b5c533a 100644
--- a/src/swarm/peer/worker.rs
+++ b/src/swarm/peer/worker.rs
@@ -111,6 +111,11 @@ pub(crate) async fn run_peer_worker(state: AppState) {
                 (became_dormant, keepalive, unanswered, ask_again)
             };
 
+            // Unanswered: the path in use may drop what it takes. Its others first, and
+            // all of them pinged now (`Transport::suspect`).
+            if unanswered.is_some() || ask_again {
+                state.transport.suspect(peer);
+            }
             if let Some(changes) = unanswered {
                 debug!(peer = %peer, changes, "No answer to our sync message; sending again");
                 crate::swarm::source::reply_timed_out(&state, peer);