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Merge master into next (coord cache surgical invalidation)

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# Conflicts:
#	CHANGELOG.md
This commit is contained in:
Johnathan Corgan
2026-05-17 01:12:44 +00:00
parent 6bb17be8b8 f51dde647f
commit c80b3eb0e3
27 changed files with 1377 additions and 77 deletions
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src/node/tree.rs
+22 -7
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@@ -255,7 +255,9 @@ impl Node {
warn!(error = %e, "Failed to sign declaration after parent switch");
return;
}
self.coord_cache.clear();
// Surgical invalidation — see CoordCache::invalidate_via_node doc.
self.coord_cache
.invalidate_via_node(self.identity.node_addr());
self.reset_discovery_backoff();
self.stats_mut().tree.parent_switched += 1;
@@ -266,7 +268,7 @@ impl Node {
new_seq = new_seq,
new_root = %self.tree_state.root(),
depth = self.tree_state.my_coords().depth(),
"Parent switched, flushed coord cache, announcing to all peers"
"Parent switched, invalidated downstream coord cache entries, announcing to all peers"
);
if flap_dampened {
self.stats_mut().tree.flap_dampened += 1;
@@ -286,7 +288,9 @@ impl Node {
warn!(error = %e, "Failed to sign self-root declaration");
return;
}
self.coord_cache.clear();
// Surgical invalidation — see CoordCache::invalidate_other_roots doc.
self.coord_cache
.invalidate_other_roots(self.identity.node_addr());
self.reset_discovery_backoff();
self.stats_mut().tree.parent_switched += 1;
self.stats_mut().tree.parent_switches += 1;
@@ -320,7 +324,12 @@ impl Node {
warn!(error = %e, "Failed to sign declaration after loop detection");
return;
}
self.coord_cache.clear();
// handle_parent_lost may promote to root OR find new parent;
// cover both invalidation classes.
self.coord_cache
.invalidate_via_node(self.identity.node_addr());
self.coord_cache
.invalidate_other_roots(self.tree_state.root());
self.reset_discovery_backoff();
self.send_tree_announce_to_all().await;
}
@@ -355,7 +364,9 @@ impl Node {
warn!(error = %e, "Failed to sign declaration after parent update");
return;
}
self.coord_cache.clear();
// Surgical invalidation — see CoordCache::invalidate_via_node doc.
self.coord_cache
.invalidate_via_node(self.identity.node_addr());
self.reset_discovery_backoff();
let new_addrs: Vec<NodeAddr> =
@@ -445,7 +456,9 @@ impl Node {
warn!(error = %e, "Failed to sign declaration after periodic parent re-eval");
return;
}
self.coord_cache.clear();
// Surgical invalidation — see CoordCache::invalidate_via_node doc.
self.coord_cache
.invalidate_via_node(self.identity.node_addr());
self.reset_discovery_backoff();
self.stats_mut().tree.parent_switched += 1;
@@ -474,7 +487,9 @@ impl Node {
warn!(error = %e, "Failed to sign self-root declaration in periodic reeval");
return;
}
self.coord_cache.clear();
// Surgical invalidation — see CoordCache::invalidate_other_roots doc.
self.coord_cache
.invalidate_other_roots(self.identity.node_addr());
self.reset_discovery_backoff();
self.stats_mut().tree.parent_switched += 1;
self.stats_mut().tree.parent_switches += 1;