git.bitcoin.ninja Git - rust-lightning/blob - lightning/src/ln/blinded_payment_tests.rs

   1 // This file is Copyright its original authors, visible in version control
   2 // history.
   3 //
   4 // This file is licensed under the Apache License, Version 2.0 <LICENSE-APACHE
   5 // or http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
   6 // <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your option.
   7 // You may not use this file except in accordance with one or both of these
   8 // licenses.
   9
  10 use bitcoin::secp256k1::Secp256k1;
  11 use crate::blinded_path::BlindedPath;
  12 use crate::blinded_path::payment::{PaymentConstraints, ReceiveTlvs};
  13 use crate::events::MessageSendEventsProvider;
  14 use crate::ln::channelmanager;
  15 use crate::ln::channelmanager::{PaymentId, RecipientOnionFields};
  16 use crate::ln::features::Bolt12InvoiceFeatures;
  17 use crate::ln::functional_test_utils::*;
  18 use crate::ln::outbound_payment::Retry;
  19 use crate::prelude::*;
  20 use crate::routing::router::{PaymentParameters, RouteParameters};
  21 use crate::util::config::UserConfig;
  22
  23 #[test]
  24 fn one_hop_blinded_path() {
  25         do_one_hop_blinded_path(true);
  26         do_one_hop_blinded_path(false);
  27 }
  28
  29 fn do_one_hop_blinded_path(success: bool) {
  30         let chanmon_cfgs = create_chanmon_cfgs(2);
  31         let node_cfgs = create_node_cfgs(2, &chanmon_cfgs);
  32         let node_chanmgrs = create_node_chanmgrs(2, &node_cfgs, &[None, None]);
  33         let nodes = create_network(2, &node_cfgs, &node_chanmgrs);
  34         let chan_upd = create_announced_chan_between_nodes_with_value(&nodes, 0, 1, 1_000_000, 0).0.contents;
  35
  36         let amt_msat = 5000;
  37         let (payment_preimage, payment_hash, payment_secret) = get_payment_preimage_hash(&nodes[1], Some(amt_msat), None);
  38         let payee_tlvs = ReceiveTlvs {
  39                 payment_secret,
  40                 payment_constraints: PaymentConstraints {
  41                         max_cltv_expiry: u32::max_value(),
  42                         htlc_minimum_msat: chan_upd.htlc_minimum_msat,
  43                 },
  44         };
  45         let mut secp_ctx = Secp256k1::new();
  46         let blinded_path = BlindedPath::one_hop_for_payment(
  47                 nodes[1].node.get_our_node_id(), payee_tlvs, &chanmon_cfgs[1].keys_manager, &secp_ctx
  48         ).unwrap();
  49
  50         let route_params = RouteParameters::from_payment_params_and_value(
  51                 PaymentParameters::blinded(vec![blinded_path]),
  52                 amt_msat,
  53         );
  54         nodes[0].node.send_payment(payment_hash, RecipientOnionFields::spontaneous_empty(),
  55         PaymentId(payment_hash.0), route_params, Retry::Attempts(0)).unwrap();
  56         check_added_monitors(&nodes[0], 1);
  57         pass_along_route(&nodes[0], &[&[&nodes[1]]], amt_msat, payment_hash, payment_secret);
  58         if success {
  59                 claim_payment(&nodes[0], &[&nodes[1]], payment_preimage);
  60         } else {
  61                 fail_payment(&nodes[0], &[&nodes[1]], payment_hash);
  62         }
  63 }
  64
  65 #[test]
  66 fn mpp_to_one_hop_blinded_path() {
  67         let chanmon_cfgs = create_chanmon_cfgs(4);
  68         let node_cfgs = create_node_cfgs(4, &chanmon_cfgs);
  69         let node_chanmgrs = create_node_chanmgrs(4, &node_cfgs, &[None, None, None, None]);
  70         let nodes = create_network(4, &node_cfgs, &node_chanmgrs);
  71         let mut secp_ctx = Secp256k1::new();
  72
  73         create_announced_chan_between_nodes(&nodes, 0, 1);
  74         create_announced_chan_between_nodes(&nodes, 0, 2);
  75         let chan_upd_1_3 = create_announced_chan_between_nodes(&nodes, 1, 3).0.contents;
  76         create_announced_chan_between_nodes(&nodes, 2, 3).0.contents;
  77
  78         let amt_msat = 15_000_000;
  79         let (payment_preimage, payment_hash, payment_secret) = get_payment_preimage_hash(&nodes[3], Some(amt_msat), None);
  80         let payee_tlvs = ReceiveTlvs {
  81                 payment_secret,
  82                 payment_constraints: PaymentConstraints {
  83                         max_cltv_expiry: u32::max_value(),
  84                         htlc_minimum_msat: chan_upd_1_3.htlc_minimum_msat,
  85                 },
  86         };
  87         let blinded_path = BlindedPath::one_hop_for_payment(
  88                 nodes[3].node.get_our_node_id(), payee_tlvs, &chanmon_cfgs[3].keys_manager, &secp_ctx
  89         ).unwrap();
  90
  91         let bolt12_features: Bolt12InvoiceFeatures =
  92                 channelmanager::provided_bolt11_invoice_features(&UserConfig::default()).to_context();
  93         let route_params = RouteParameters::from_payment_params_and_value(
  94                 PaymentParameters::blinded(vec![blinded_path]).with_bolt12_features(bolt12_features).unwrap(),
  95                 amt_msat,
  96         );
  97         nodes[0].node.send_payment(payment_hash, RecipientOnionFields::spontaneous_empty(), PaymentId(payment_hash.0), route_params, Retry::Attempts(0)).unwrap();
  98         check_added_monitors(&nodes[0], 2);
  99
 100         let expected_route: &[&[&Node]] = &[&[&nodes[1], &nodes[3]], &[&nodes[2], &nodes[3]]];
 101         let mut events = nodes[0].node.get_and_clear_pending_msg_events();
 102         assert_eq!(events.len(), 2);
 103
 104         let ev = remove_first_msg_event_to_node(&nodes[1].node.get_our_node_id(), &mut events);
 105         pass_along_path(&nodes[0], expected_route[0], amt_msat, payment_hash.clone(),
 106                 Some(payment_secret), ev.clone(), false, None);
 107
 108         let ev = remove_first_msg_event_to_node(&nodes[2].node.get_our_node_id(), &mut events);
 109         pass_along_path(&nodes[0], expected_route[1], amt_msat, payment_hash.clone(),
 110                 Some(payment_secret), ev.clone(), true, None);
 111         claim_payment_along_route(&nodes[0], expected_route, false, payment_preimage);
 112 }