From 6fa188610ce0959e0b61ecaf63f5babf826d2071 Mon Sep 17 00:00:00 2001
From: tv <tv@krebsco.de>
Date: Sat, 24 Oct 2026 04:23:38 +0200
Subject: pull missing changes

Nodes push changes to their neighbours but don't relay them directly.
In a partial mesh, nodes can learn about missing changes via keepalive
messages and can pull them from their neighbours.
---
 src/state.rs | 2 ++
 1 file changed, 2 insertions(+)

(limited to 'src/state.rs')

diff --git a/src/state.rs b/src/state.rs
index 7574e35..10471df 100644
--- a/src/state.rs
+++ b/src/state.rs
@@ -536,6 +536,8 @@ pub(crate) struct AppState {
     /// Target number of neighbours (`--neighbours`); up to this many + 1 members the
     /// swarm is a full mesh.
     pub(crate) neighbours_k: usize,
+    /// The neighbour we are pulling changes from, and since when (`swarm::relay`).
+    pub(crate) pulling: Arc<std::sync::Mutex<Option<(String, Instant)>>>,
     /// Our neighbours, once known (`swarm::topology`).
     pub(crate) neighbours: Arc<std::sync::RwLock<Option<crate::swarm::topology::NeighbourView>>>,
 
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