- if let Ok(ref route) = find_route_res {
- assert_eq!(route.route_params.as_ref().unwrap().final_value_msat, find_route_query.final_value_msat);
- let scorer = self.scorer.read().unwrap();
- let scorer = ScorerAccountingForInFlightHtlcs::new(scorer, &inflight_htlcs);
- for path in &route.paths {
- let mut aggregate_msat = 0u64;
- for (idx, hop) in path.hops.iter().rev().enumerate() {
- aggregate_msat += hop.fee_msat;
- let usage = ChannelUsage {
- amount_msat: aggregate_msat,
- inflight_htlc_msat: 0,
- effective_capacity: EffectiveCapacity::Unknown,
- };
-
- // Since the path is reversed, the last element in our iteration is the first
- // hop.
- if idx == path.hops.len() - 1 {
- scorer.channel_penalty_msat(hop.short_channel_id, &NodeId::from_pubkey(payer), &NodeId::from_pubkey(&hop.pubkey), usage, &Default::default());
- } else {
- let curr_hop_path_idx = path.hops.len() - 1 - idx;
- scorer.channel_penalty_msat(hop.short_channel_id, &NodeId::from_pubkey(&path.hops[curr_hop_path_idx - 1].pubkey), &NodeId::from_pubkey(&hop.pubkey), usage, &Default::default());
+ if let Some(res) = find_route_res {
+ if let Ok(ref route) = res {
+ assert_eq!(route.route_params, Some(find_route_query));
+ let scorer = self.scorer.read().unwrap();
+ let scorer = ScorerAccountingForInFlightHtlcs::new(scorer, &inflight_htlcs);
+ for path in &route.paths {
+ let mut aggregate_msat = 0u64;
+ let mut prev_hop_node = payer;
+ for (idx, hop) in path.hops.iter().rev().enumerate() {
+ aggregate_msat += hop.fee_msat;
+ let usage = ChannelUsage {
+ amount_msat: aggregate_msat,
+ inflight_htlc_msat: 0,
+ effective_capacity: EffectiveCapacity::Unknown,
+ };
+
+ if idx == path.hops.len() - 1 {
+ if let Some(first_hops) = first_hops {
+ if let Some(idx) = first_hops.iter().position(|h| h.get_outbound_payment_scid() == Some(hop.short_channel_id)) {
+ let node_id = NodeId::from_pubkey(payer);
+ let candidate = CandidateRouteHop::FirstHop(FirstHopCandidate {
+ details: first_hops[idx],
+ payer_node_id: &node_id,
+ });
+ scorer.channel_penalty_msat(&candidate, usage, &Default::default());
+ continue;
+ }
+ }
+ }
+ let network_graph = self.network_graph.read_only();
+ if let Some(channel) = network_graph.channel(hop.short_channel_id) {
+ let (directed, _) = channel.as_directed_to(&NodeId::from_pubkey(&hop.pubkey)).unwrap();
+ let candidate = CandidateRouteHop::PublicHop(PublicHopCandidate {
+ info: directed,
+ short_channel_id: hop.short_channel_id,
+ });
+ scorer.channel_penalty_msat(&candidate, usage, &Default::default());
+ } else {
+ let target_node_id = NodeId::from_pubkey(&hop.pubkey);
+ let route_hint = RouteHintHop {
+ src_node_id: *prev_hop_node,
+ short_channel_id: hop.short_channel_id,
+ fees: RoutingFees { base_msat: 0, proportional_millionths: 0 },
+ cltv_expiry_delta: 0,
+ htlc_minimum_msat: None,
+ htlc_maximum_msat: None,
+ };
+ let candidate = CandidateRouteHop::PrivateHop(PrivateHopCandidate {
+ hint: &route_hint,
+ target_node_id: &target_node_id,
+ });
+ scorer.channel_penalty_msat(&candidate, usage, &Default::default());
+ }
+ prev_hop_node = &hop.pubkey;