plumtree

1 files changed, 5 insertions, 0 deletions

diff --git a/src/simtest/mod.rs b/src/simtest/mod.rs
index e9d8c15..c3b2368 100644
--- a/src/simtest/mod.rs
+++ b/src/simtest/mod.rs
@@ -193,6 +193,11 @@ impl Sim {
             clock_skew_warn: Duration::from_secs(2),
             stream_heartbeat: Duration::from_secs(30),
             superseded_writes: Default::default(),
+            // `SIM_DISSEMINATION=plumtree`: every simulated node passes changes on so.
+            dissemination: match std::env::var("SIM_DISSEMINATION").as_deref() {
+                Ok("plumtree") => crate::swarm::dissemination::Kind::Plumtree,
+                _ => Default::default(),
+            },
             blob_chunk_bytes: 64 * 1024,
             swarm_key: None,
             protocol_writers: HashSet::new(),