graph/db: thread context through FetchChannelEdgesByID

rpcserver.go

@@ -716,7 +716,9 @@ func (r *rpcServer) addDeps(ctx context.Context, s *server,
 		FetchChannelCapacity: func(chanID uint64) (btcutil.Amount,
 			error) {
 
-			info, _, _, err := graph.FetchChannelEdgesByID(chanID)
+			info, _, _, err := graph.FetchChannelEdgesByID(
+				ctx, chanID,
+			)
 			if err != nil {
 				return 0, err
 			}
@@ -734,7 +736,7 @@ func (r *rpcServer) addDeps(ctx context.Context, s *server,
 			route.Vertex, error) {
 
 			info, _, _, err := graph.FetchChannelEdgesByID(
-				chanID,
+				ctx, chanID,
 			)
 			if err != nil {
 				return route.Vertex{}, route.Vertex{},
@@ -7106,7 +7108,7 @@ func (r *rpcServer) GetNodeMetrics(ctx context.Context,
 // uniquely identify the location of transaction's funding output within the
 // blockchain. The former is an 8-byte integer, while the latter is a string
 // formatted as funding_txid:output_index.
-func (r *rpcServer) GetChanInfo(_ context.Context,
+func (r *rpcServer) GetChanInfo(ctx context.Context,
 	in *lnrpc.ChanInfoRequest) (*lnrpc.ChannelEdge, error) {
 
 	graph := r.server.graphDB
@@ -7120,7 +7122,7 @@ func (r *rpcServer) GetChanInfo(_ context.Context,
 	switch {
 	case in.ChanId != 0:
 		edgeInfo, edge1, edge2, err = graph.FetchChannelEdgesByID(
-			in.ChanId,
+			ctx, in.ChanId,
 		)
 
 	case in.ChanPoint != "":