graph/db: thread context through to HasLightningNode

discovery/gossiper.go

@@ -2443,7 +2443,7 @@ func (d *AuthenticatedGossiper) handleNodeAnnouncement(ctx context.Context,
 
 	// We'll quickly ask the router if it already has a newer update for
 	// this node so we can skip validating signatures if not required.
-	if d.cfg.Graph.IsStaleNode(nodeAnn.NodeID, timestamp) {
+	if d.cfg.Graph.IsStaleNode(ctx, nodeAnn.NodeID, timestamp) {
 		log.Debugf("Skipped processing stale node: %x", nodeAnn.NodeID)
 		nMsg.err <- nil
 		return nil, true

discovery/gossiper_test.go

@@ -308,7 +308,9 @@ func (r *mockGraphSource) FetchLightningNode(_ context.Context,
 
 // IsStaleNode returns true if the graph source has a node announcement for the
 // target node with a more recent timestamp.
-func (r *mockGraphSource) IsStaleNode(nodePub route.Vertex, timestamp time.Time) bool {
+func (r *mockGraphSource) IsStaleNode(_ context.Context,
+	nodePub route.Vertex, timestamp time.Time) bool {
+
 	r.mu.Lock()
 	defer r.mu.Unlock()