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Test sending and receiving to 1-hop blinded paths
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115
lightning/src/ln/blinded_payment_tests.rs
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115
lightning/src/ln/blinded_payment_tests.rs
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// This file is Copyright its original authors, visible in version control
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// history.
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//
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// This file is licensed under the Apache License, Version 2.0 <LICENSE-APACHE
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// or http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
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// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your option.
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// You may not use this file except in accordance with one or both of these
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// licenses.
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use bitcoin::secp256k1::Secp256k1;
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use crate::blinded_path::BlindedPath;
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use crate::blinded_path::payment::{PaymentConstraints, ReceiveTlvs};
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use crate::events::MessageSendEventsProvider;
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use crate::ln::channelmanager;
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use crate::ln::channelmanager::{PaymentId, RecipientOnionFields};
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use crate::ln::features::Bolt12InvoiceFeatures;
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use crate::ln::functional_test_utils::*;
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use crate::ln::outbound_payment::Retry;
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use crate::prelude::*;
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use crate::routing::router::{PaymentParameters, RouteParameters};
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use crate::util::config::UserConfig;
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#[test]
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fn one_hop_blinded_path() {
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do_one_hop_blinded_path(true);
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do_one_hop_blinded_path(false);
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}
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fn do_one_hop_blinded_path(success: bool) {
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let chanmon_cfgs = create_chanmon_cfgs(2);
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let node_cfgs = create_node_cfgs(2, &chanmon_cfgs);
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let node_chanmgrs = create_node_chanmgrs(2, &node_cfgs, &[None, None]);
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let nodes = create_network(2, &node_cfgs, &node_chanmgrs);
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let chan_upd = create_announced_chan_between_nodes_with_value(&nodes, 0, 1, 1_000_000, 0).0.contents;
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let amt_msat = 5000;
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let (payment_preimage, payment_hash, payment_secret) = get_payment_preimage_hash(&nodes[1], Some(amt_msat), None);
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let payee_tlvs = ReceiveTlvs {
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payment_secret,
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payment_constraints: PaymentConstraints {
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max_cltv_expiry: u32::max_value(),
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htlc_minimum_msat: chan_upd.htlc_minimum_msat,
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},
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};
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let mut secp_ctx = Secp256k1::new();
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let blinded_path = BlindedPath::new_for_payment(
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&[], nodes[1].node.get_our_node_id(), payee_tlvs, chan_upd.htlc_maximum_msat,
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&chanmon_cfgs[1].keys_manager, &secp_ctx
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).unwrap();
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let route_params = RouteParameters {
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payment_params: PaymentParameters::blinded(vec![blinded_path]),
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final_value_msat: amt_msat
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};
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nodes[0].node.send_payment(payment_hash, RecipientOnionFields::spontaneous_empty(),
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PaymentId(payment_hash.0), route_params, Retry::Attempts(0)).unwrap();
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check_added_monitors(&nodes[0], 1);
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pass_along_route(&nodes[0], &[&[&nodes[1]]], amt_msat, payment_hash, payment_secret);
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if success {
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claim_payment(&nodes[0], &[&nodes[1]], payment_preimage);
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} else {
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fail_payment(&nodes[0], &[&nodes[1]], payment_hash);
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}
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}
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#[test]
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fn mpp_to_one_hop_blinded_path() {
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let chanmon_cfgs = create_chanmon_cfgs(4);
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let node_cfgs = create_node_cfgs(4, &chanmon_cfgs);
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let node_chanmgrs = create_node_chanmgrs(4, &node_cfgs, &[None, None, None, None]);
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let nodes = create_network(4, &node_cfgs, &node_chanmgrs);
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let mut secp_ctx = Secp256k1::new();
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create_announced_chan_between_nodes(&nodes, 0, 1);
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create_announced_chan_between_nodes(&nodes, 0, 2);
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let chan_upd_1_3 = create_announced_chan_between_nodes(&nodes, 1, 3).0.contents;
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create_announced_chan_between_nodes(&nodes, 2, 3).0.contents;
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let amt_msat = 15_000_000;
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let (payment_preimage, payment_hash, payment_secret) = get_payment_preimage_hash(&nodes[3], Some(amt_msat), None);
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let payee_tlvs = ReceiveTlvs {
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payment_secret,
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payment_constraints: PaymentConstraints {
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max_cltv_expiry: u32::max_value(),
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htlc_minimum_msat: chan_upd_1_3.htlc_minimum_msat,
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},
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};
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let blinded_path = BlindedPath::new_for_payment(
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&[], nodes[3].node.get_our_node_id(), payee_tlvs, u64::max_value(),
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&chanmon_cfgs[3].keys_manager, &secp_ctx
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).unwrap();
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let bolt12_features: Bolt12InvoiceFeatures =
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channelmanager::provided_invoice_features(&UserConfig::default()).to_context();
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let route_params = RouteParameters {
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payment_params: PaymentParameters::blinded(vec![blinded_path])
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.with_bolt12_features(bolt12_features).unwrap(),
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final_value_msat: amt_msat,
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};
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nodes[0].node.send_payment(payment_hash, RecipientOnionFields::spontaneous_empty(), PaymentId(payment_hash.0), route_params, Retry::Attempts(0)).unwrap();
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check_added_monitors(&nodes[0], 2);
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let expected_route: &[&[&Node]] = &[&[&nodes[1], &nodes[3]], &[&nodes[2], &nodes[3]]];
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let mut events = nodes[0].node.get_and_clear_pending_msg_events();
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assert_eq!(events.len(), 2);
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let ev = remove_first_msg_event_to_node(&nodes[1].node.get_our_node_id(), &mut events);
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pass_along_path(&nodes[0], expected_route[0], amt_msat, payment_hash.clone(),
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Some(payment_secret), ev.clone(), false, None);
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let ev = remove_first_msg_event_to_node(&nodes[2].node.get_our_node_id(), &mut events);
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pass_along_path(&nodes[0], expected_route[1], amt_msat, payment_hash.clone(),
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Some(payment_secret), ev.clone(), true, None);
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claim_payment_along_route(&nodes[0], expected_route, false, payment_preimage);
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}
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@ -43,6 +43,9 @@ pub mod wire;
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// without the node parameter being mut. This is incorrect, and thus newer rustcs will complain
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// about an unnecessary mut. Thus, we silence the unused_mut warning in two test modules below.
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#[cfg(test)]
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#[allow(unused_mut)]
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mod blinded_payment_tests;
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#[cfg(test)]
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#[allow(unused_mut)]
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mod functional_tests;
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