introduce per-transport sync reply timeout

1 files changed, 10 insertions, 0 deletions

diff --git a/src/transport/paths.rs b/src/transport/paths.rs
index 8bb8533..1f88e0a 100644
--- a/src/transport/paths.rs
+++ b/src/transport/paths.rs
@@ -644,6 +644,16 @@ impl Paths {
             .unwrap_or_default()
     }
 
+    /// The longest of the transports' (`Transport::sync_reply_timeout`): an answer may
+    /// come over any of them.
+    pub(crate) fn sync_reply_timeout(&self) -> Duration {
+        self.links
+            .iter()
+            .map(|link| link.inner.sync_reply_timeout())
+            .max()
+            .unwrap_or(crate::state::SYNC_REPLY_TIMEOUT)
+    }
+
     /// Each transport's (`Transport::local_addresses`), with its scheme: taken in turns,
     /// each transport's first in the configured order, then each one's second, and so on,
     /// so a list cut short (`members::MAX_ADDRESSES`) still has every transport's best.