feat(consensus): proposer rotates across validators

starkware-libs · Dec 2, 2024 · 906d4b6 · 906d4b6
1 parent b110cc3
commit 906d4b6
Showing 1 changed file with 6 additions and 2 deletions.
diff --git a/crates/sequencing/papyrus_consensus_orchestrator/src/sequencer_consensus_context.rs b/crates/sequencing/papyrus_consensus_orchestrator/src/sequencer_consensus_context.rs
@@ -210,8 +210,12 @@ impl ConsensusContext for SequencerConsensusContext {
         self.validators.clone()
     }
 
-    fn proposer(&self, _height: BlockNumber, _round: Round) -> ValidatorId {
-        *self.validators.first().expect("there should be at least one validator")
+    fn proposer(&self, height: BlockNumber, round: Round) -> ValidatorId {
+        let index = height.0 as usize + round as usize;
+        *self
+            .validators
+            .get(index % self.validators.len())
+            .expect("There should be at least one validator")
     }
 
     async fn broadcast(&mut self, message: ConsensusMessage) -> Result<(), ConsensusError> {