follow and download from ready members only

1 files changed, 3 insertions, 1 deletions

diff --git a/src/remake/catchup.rs b/src/remake/catchup.rs
index 39b9550..56aeee1 100644
--- a/src/remake/catchup.rs
+++ b/src/remake/catchup.rs
@@ -71,11 +71,13 @@ pub(super) async fn check<H: Host>(host: &H) {
     }
 
     let local = host.current_epoch();
+    // Only ready members count: a rejoining peer advertises an epoch it doesn't hold
+    // yet, and a node of another swarm (or a stranger) advertises one that isn't ours.
     let mut ahead: Vec<(String, Epoch)> = host
         .peer_summaries()
         .await
         .into_iter()
-        .filter(|peer| peer.active)
+        .filter(|peer| peer.serves())
         .filter_map(|peer| peer.epoch.map(|epoch| (peer.id, epoch)))
         .filter(|(_, epoch)| epoch.generation > local.generation)
         .collect();