remake needs sane clock

1 files changed, 4 insertions, 0 deletions

diff --git a/src/remake/mod.rs b/src/remake/mod.rs
index 5042ce9..c77d56d 100644
--- a/src/remake/mod.rs
+++ b/src/remake/mod.rs
@@ -123,6 +123,10 @@ pub(crate) trait Host: Clone + Send + Sync + 'static {
     /// Default basis for the voting period, and the grace margin after it.
     fn dormant_after(&self) -> Duration;
 
+    /// This node's clock against its peers' (`swarm::skew`): a coordinator judges the
+    /// remake's deadlines by it.
+    fn clock_skew(&self) -> impl Future<Output = crate::swarm::skew::Skew> + Send;
+
     /// The electorate of a remake proposed now (`vote`): the members that said they are
     /// alive recently enough, read from `doc`.
     fn electorate(&self, doc: &AutoCommit, now: crate::clock::UnixMillis) -> Vec<String>;