Use previous version as default version for incoming handshakes

near · Aug 21, 2020 · 7f8b199 · 7f8b199
1 parent 0d7d4af
commit 7f8b199
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/chain/network/src/types.rs b/chain/network/src/types.rs
@@ -224,7 +224,7 @@ impl From<Handshake> for HandshakeV2 {
         Self {
             // In previous version of handshake, nodes usually sent the oldest supported version instead of their current version.
             // Computing the current version of the other as the oldest version plus 4, but not letting go bigger than 33.
-            version: std::cmp::min(33, handshake_old.version.saturating_add(4)),
+            version: std::cmp::min(PROTOCOL_VERSION - 1, handshake_old.version.saturating_add(4)),
             oldest_supported_version: handshake_old.version,
             peer_id: handshake_old.peer_id,
             target_peer_id: handshake_old.target_peer_id,