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Prefactor PaymentParameters for blinded recipients #2258

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merged 7 commits into from
May 8, 2023
Merged

Prefactor PaymentParameters for blinded recipients #2258

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06eeefc
Groundwork for refactoring PaymentParams::Hints to ::Payee
valentinewallace Apr 26, 2023
cea78f5
Error if clear hints are provided for blinded PaymentParams
valentinewallace Apr 29, 2023
7f49f6b
Move payee node id from top level PaymentParams to Payee::Clear
valentinewallace Apr 29, 2023
6d62b62
Error if BOLT 11 features are provided for blinded payment params
valentinewallace Apr 29, 2023
91dc767
Move BOLT11 features from top level PaymentParams to Payee::Clear
valentinewallace May 3, 2023
746f25a
Add BOLT 12 features to PaymentParams
valentinewallace May 3, 2023
d56672c
Move final_cltv_expiry_delta from PaymentParams to Payee::Clear
valentinewallace Apr 27, 2023
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2 changes: 1 addition & 1 deletion fuzz/src/router.rs
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Expand Up @@ -300,7 +300,7 @@ pub fn do_test<Out: test_logger::Output>(data: &[u8], out: Out) {
let final_cltv_expiry_delta = slice_to_be32(get_slice!(4));
let route_params = RouteParameters {
payment_params: PaymentParameters::from_node_id(*target, final_cltv_expiry_delta)
.with_route_hints(last_hops.clone()),
.with_route_hints(last_hops.clone()).unwrap(),
final_value_msat,
};
let _ = find_route(&our_pubkey, &route_params, &net_graph,
Expand Down
4 changes: 2 additions & 2 deletions lightning-invoice/src/payment.rs
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Expand Up @@ -152,9 +152,9 @@ fn pay_invoice_using_amount<P: Deref>(
let mut payment_params = PaymentParameters::from_node_id(invoice.recover_payee_pub_key(),
invoice.min_final_cltv_expiry_delta() as u32)
.with_expiry_time(expiry_time_from_unix_epoch(invoice).as_secs())
.with_route_hints(invoice.route_hints());
.with_route_hints(invoice.route_hints()).unwrap();
if let Some(features) = invoice.features() {
payment_params = payment_params.with_features(features.clone());
payment_params = payment_params.with_bolt11_features(features.clone()).unwrap();
}
let route_params = RouteParameters {
payment_params,
Expand Down
8 changes: 4 additions & 4 deletions lightning-invoice/src/utils.rs
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Expand Up @@ -838,8 +838,8 @@ mod test {

let payment_params = PaymentParameters::from_node_id(invoice.recover_payee_pub_key(),
invoice.min_final_cltv_expiry_delta() as u32)
.with_features(invoice.features().unwrap().clone())
.with_route_hints(invoice.route_hints());
.with_bolt11_features(invoice.features().unwrap().clone()).unwrap()
.with_route_hints(invoice.route_hints()).unwrap();
let route_params = RouteParameters {
payment_params,
final_value_msat: invoice.amount_milli_satoshis().unwrap(),
Expand Down Expand Up @@ -1294,8 +1294,8 @@ mod test {

let payment_params = PaymentParameters::from_node_id(invoice.recover_payee_pub_key(),
invoice.min_final_cltv_expiry_delta() as u32)
.with_features(invoice.features().unwrap().clone())
.with_route_hints(invoice.route_hints());
.with_bolt11_features(invoice.features().unwrap().clone()).unwrap()
.with_route_hints(invoice.route_hints()).unwrap();
let params = RouteParameters {
payment_params,
final_value_msat: invoice.amount_milli_satoshis().unwrap(),
Expand Down
10 changes: 6 additions & 4 deletions lightning/src/ln/channelmanager.rs
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Expand Up @@ -45,7 +45,7 @@ use crate::ln::features::{ChannelFeatures, ChannelTypeFeatures, InitFeatures, No
#[cfg(any(feature = "_test_utils", test))]
use crate::ln::features::InvoiceFeatures;
use crate::routing::gossip::NetworkGraph;
use crate::routing::router::{BlindedTail, DefaultRouter, InFlightHtlcs, Path, PaymentParameters, Route, RouteHop, RouteParameters, Router};
use crate::routing::router::{BlindedTail, DefaultRouter, InFlightHtlcs, Path, Payee, PaymentParameters, Route, RouteHop, RouteParameters, Router};
use crate::routing::scoring::ProbabilisticScorer;
use crate::ln::msgs;
use crate::ln::onion_utils;
Expand Down Expand Up @@ -7061,8 +7061,10 @@ impl Readable for HTLCSource {
return Err(DecodeError::InvalidValue);
}
if let Some(params) = payment_params.as_mut() {
if params.final_cltv_expiry_delta == 0 {
params.final_cltv_expiry_delta = path.final_cltv_expiry_delta().ok_or(DecodeError::InvalidValue)?;
if let Payee::Clear { ref mut final_cltv_expiry_delta, .. } = params.payee {
if final_cltv_expiry_delta == &0 {
*final_cltv_expiry_delta = path.final_cltv_expiry_delta().ok_or(DecodeError::InvalidValue)?;
}
}
}
Ok(HTLCSource::OutboundRoute {
Expand Down Expand Up @@ -9180,7 +9182,7 @@ pub mod bench {
macro_rules! send_payment {
($node_a: expr, $node_b: expr) => {
let payment_params = PaymentParameters::from_node_id($node_b.get_our_node_id(), TEST_FINAL_CLTV)
.with_features($node_b.invoice_features());
.with_bolt11_features($node_b.invoice_features()).unwrap();
let mut payment_preimage = PaymentPreimage([0; 32]);
payment_preimage.0[0..8].copy_from_slice(&payment_count.to_le_bytes());
payment_count += 1;
Expand Down
9 changes: 9 additions & 0 deletions lightning/src/ln/features.rs
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Expand Up @@ -532,6 +532,14 @@ impl InvoiceFeatures {
}
}

impl Bolt12InvoiceFeatures {
/// Converts `Bolt12InvoiceFeatures` to `Features<C>`. Only known `Bolt12InvoiceFeatures` relevant
/// to context `C` are included in the result.
pub(crate) fn to_context<C: sealed::Context>(&self) -> Features<C> {
self.to_context_internal()
}
}

valentinewallace marked this conversation as resolved.
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impl ChannelTypeFeatures {
// Maps the relevant `InitFeatures` to `ChannelTypeFeatures`. Any unknown features to
// `ChannelTypeFeatures` are not included in the result.
Expand Down Expand Up @@ -791,6 +799,7 @@ impl_feature_len_prefixed_write!(InitFeatures);
impl_feature_len_prefixed_write!(ChannelFeatures);
impl_feature_len_prefixed_write!(NodeFeatures);
impl_feature_len_prefixed_write!(InvoiceFeatures);
impl_feature_len_prefixed_write!(Bolt12InvoiceFeatures);
impl_feature_len_prefixed_write!(BlindedHopFeatures);

// Some features only appear inside of TLVs, so they don't have a length prefix when serialized.
Expand Down
6 changes: 3 additions & 3 deletions lightning/src/ln/functional_test_utils.rs
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Expand Up @@ -1723,7 +1723,7 @@ macro_rules! get_route {
macro_rules! get_route_and_payment_hash {
($send_node: expr, $recv_node: expr, $recv_value: expr) => {{
let payment_params = $crate::routing::router::PaymentParameters::from_node_id($recv_node.node.get_our_node_id(), TEST_FINAL_CLTV)
.with_features($recv_node.node.invoice_features());
.with_bolt11_features($recv_node.node.invoice_features()).unwrap();
$crate::get_route_and_payment_hash!($send_node, $recv_node, payment_params, $recv_value)
}};
($send_node: expr, $recv_node: expr, $payment_params: expr, $recv_value: expr) => {{
Expand Down Expand Up @@ -2272,7 +2272,7 @@ pub const TEST_FINAL_CLTV: u32 = 70;

pub fn route_payment<'a, 'b, 'c>(origin_node: &Node<'a, 'b, 'c>, expected_route: &[&Node<'a, 'b, 'c>], recv_value: u64) -> (PaymentPreimage, PaymentHash, PaymentSecret) {
let payment_params = PaymentParameters::from_node_id(expected_route.last().unwrap().node.get_our_node_id(), TEST_FINAL_CLTV)
.with_features(expected_route.last().unwrap().node.invoice_features());
.with_bolt11_features(expected_route.last().unwrap().node.invoice_features()).unwrap();
let route = get_route(origin_node, &payment_params, recv_value).unwrap();
assert_eq!(route.paths.len(), 1);
assert_eq!(route.paths[0].hops.len(), expected_route.len());
Expand All @@ -2286,7 +2286,7 @@ pub fn route_payment<'a, 'b, 'c>(origin_node: &Node<'a, 'b, 'c>, expected_route:

pub fn route_over_limit<'a, 'b, 'c>(origin_node: &Node<'a, 'b, 'c>, expected_route: &[&Node<'a, 'b, 'c>], recv_value: u64) {
let payment_params = PaymentParameters::from_node_id(expected_route.last().unwrap().node.get_our_node_id(), TEST_FINAL_CLTV)
.with_features(expected_route.last().unwrap().node.invoice_features());
.with_bolt11_features(expected_route.last().unwrap().node.invoice_features()).unwrap();
let network_graph = origin_node.network_graph.read_only();
let scorer = test_utils::TestScorer::new();
let seed = [0u8; 32];
Expand Down
20 changes: 10 additions & 10 deletions lightning/src/ln/functional_tests.rs
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Expand Up @@ -1829,7 +1829,7 @@ fn test_channel_reserve_holding_cell_htlcs() {
// attempt to send amt_msat > their_max_htlc_value_in_flight_msat
{
let payment_params = PaymentParameters::from_node_id(nodes[2].node.get_our_node_id(), TEST_FINAL_CLTV)
.with_features(nodes[2].node.invoice_features()).with_max_channel_saturation_power_of_half(0);
.with_bolt11_features(nodes[2].node.invoice_features()).unwrap().with_max_channel_saturation_power_of_half(0);
let (mut route, our_payment_hash, _, our_payment_secret) = get_route_and_payment_hash!(nodes[0], nodes[2], payment_params, recv_value_0);
route.paths[0].hops.last_mut().unwrap().fee_msat += 1;
assert!(route.paths[0].hops.iter().rev().skip(1).all(|h| h.fee_msat == feemsat));
Expand All @@ -1856,7 +1856,7 @@ fn test_channel_reserve_holding_cell_htlcs() {
}

let payment_params = PaymentParameters::from_node_id(nodes[2].node.get_our_node_id(), TEST_FINAL_CLTV)
.with_features(nodes[2].node.invoice_features()).with_max_channel_saturation_power_of_half(0);
.with_bolt11_features(nodes[2].node.invoice_features()).unwrap().with_max_channel_saturation_power_of_half(0);
let route = get_route!(nodes[0], payment_params, recv_value_0).unwrap();
let (payment_preimage, ..) = send_along_route(&nodes[0], route, &[&nodes[1], &nodes[2]], recv_value_0);
claim_payment(&nodes[0], &[&nodes[1], &nodes[2]], payment_preimage);
Expand Down Expand Up @@ -4795,7 +4795,7 @@ fn test_duplicate_payment_hash_one_failure_one_success() {
// script push size limit so that the below script length checks match
// ACCEPTED_HTLC_SCRIPT_WEIGHT.
let payment_params = PaymentParameters::from_node_id(nodes[3].node.get_our_node_id(), TEST_FINAL_CLTV - 40)
.with_features(nodes[3].node.invoice_features());
.with_bolt11_features(nodes[3].node.invoice_features()).unwrap();
let (route, _, _, _) = get_route_and_payment_hash!(nodes[0], nodes[3], payment_params, 800_000);
send_along_route_with_secret(&nodes[0], route, &[&[&nodes[1], &nodes[2], &nodes[3]]], 800_000, duplicate_payment_hash, payment_secret);

Expand Down Expand Up @@ -6101,7 +6101,7 @@ fn test_update_add_htlc_bolt2_sender_cltv_expiry_too_high() {
let _chan = create_announced_chan_between_nodes_with_value(&nodes, 0, 1, 1000000, 0);

let payment_params = PaymentParameters::from_node_id(nodes[1].node.get_our_node_id(), 0)
.with_features(nodes[1].node.invoice_features());
.with_bolt11_features(nodes[1].node.invoice_features()).unwrap();
let (mut route, our_payment_hash, _, our_payment_secret) = get_route_and_payment_hash!(nodes[0], nodes[1], payment_params, 100000000);
route.paths[0].hops.last_mut().unwrap().cltv_expiry_delta = 500000001;
unwrap_send_err!(nodes[0].node.send_payment_with_route(&route, our_payment_hash,
Expand Down Expand Up @@ -7043,7 +7043,7 @@ fn test_check_htlc_underpaying() {

let scorer = test_utils::TestScorer::new();
let random_seed_bytes = chanmon_cfgs[1].keys_manager.get_secure_random_bytes();
let payment_params = PaymentParameters::from_node_id(nodes[1].node.get_our_node_id(), TEST_FINAL_CLTV).with_features(nodes[1].node.invoice_features());
let payment_params = PaymentParameters::from_node_id(nodes[1].node.get_our_node_id(), TEST_FINAL_CLTV).with_bolt11_features(nodes[1].node.invoice_features()).unwrap();
let route = get_route(&nodes[0].node.get_our_node_id(), &payment_params, &nodes[0].network_graph.read_only(), None, 10_000, nodes[0].logger, &scorer, &random_seed_bytes).unwrap();
let (_, our_payment_hash, _) = get_payment_preimage_hash!(nodes[0]);
let our_payment_secret = nodes[1].node.create_inbound_payment_for_hash(our_payment_hash, Some(100_000), 7200, None).unwrap();
Expand Down Expand Up @@ -7189,7 +7189,7 @@ fn test_bump_penalty_txn_on_revoked_commitment() {

let payment_preimage = route_payment(&nodes[0], &vec!(&nodes[1])[..], 3000000).0;
let payment_params = PaymentParameters::from_node_id(nodes[0].node.get_our_node_id(), 30)
.with_features(nodes[0].node.invoice_features());
.with_bolt11_features(nodes[0].node.invoice_features()).unwrap();
let (route,_, _, _) = get_route_and_payment_hash!(nodes[1], nodes[0], payment_params, 3000000);
send_along_route(&nodes[1], route, &vec!(&nodes[0])[..], 3000000);

Expand Down Expand Up @@ -7294,13 +7294,13 @@ fn test_bump_penalty_txn_on_revoked_htlcs() {

let chan = create_announced_chan_between_nodes_with_value(&nodes, 0, 1, 1000000, 59000000);
// Lock HTLC in both directions (using a slightly lower CLTV delay to provide timely RBF bumps)
let payment_params = PaymentParameters::from_node_id(nodes[1].node.get_our_node_id(), 50).with_features(nodes[1].node.invoice_features());
let payment_params = PaymentParameters::from_node_id(nodes[1].node.get_our_node_id(), 50).with_bolt11_features(nodes[1].node.invoice_features()).unwrap();
let scorer = test_utils::TestScorer::new();
let random_seed_bytes = chanmon_cfgs[1].keys_manager.get_secure_random_bytes();
let route = get_route(&nodes[0].node.get_our_node_id(), &payment_params, &nodes[0].network_graph.read_only(), None,
3_000_000, nodes[0].logger, &scorer, &random_seed_bytes).unwrap();
let payment_preimage = send_along_route(&nodes[0], route, &[&nodes[1]], 3_000_000).0;
let payment_params = PaymentParameters::from_node_id(nodes[0].node.get_our_node_id(), 50).with_features(nodes[0].node.invoice_features());
let payment_params = PaymentParameters::from_node_id(nodes[0].node.get_our_node_id(), 50).with_bolt11_features(nodes[0].node.invoice_features()).unwrap();
let route = get_route(&nodes[1].node.get_our_node_id(), &payment_params, &nodes[1].network_graph.read_only(), None,
3_000_000, nodes[0].logger, &scorer, &random_seed_bytes).unwrap();
send_along_route(&nodes[1], route, &[&nodes[0]], 3_000_000);
Expand Down Expand Up @@ -9300,7 +9300,7 @@ fn do_test_dup_htlc_second_rejected(test_for_second_fail_panic: bool) {
let _chan = create_announced_chan_between_nodes_with_value(&nodes, 0, 1, 100000, 10001);

let payment_params = PaymentParameters::from_node_id(nodes[1].node.get_our_node_id(), TEST_FINAL_CLTV)
.with_features(nodes[1].node.invoice_features());
.with_bolt11_features(nodes[1].node.invoice_features()).unwrap();
let route = get_route!(nodes[0], payment_params, 10_000).unwrap();

let (our_payment_preimage, our_payment_hash, our_payment_secret) = get_payment_preimage_hash!(&nodes[1]);
Expand Down Expand Up @@ -9409,7 +9409,7 @@ fn test_inconsistent_mpp_params() {
let chan_2_3 =create_announced_chan_between_nodes_with_value(&nodes, 2, 3, 100_000, 0);

let payment_params = PaymentParameters::from_node_id(nodes[3].node.get_our_node_id(), TEST_FINAL_CLTV)
.with_features(nodes[3].node.invoice_features());
.with_bolt11_features(nodes[3].node.invoice_features()).unwrap();
let mut route = get_route!(nodes[0], payment_params, 15_000_000).unwrap();
assert_eq!(route.paths.len(), 2);
route.paths.sort_by(|path_a, _| {
Expand Down
10 changes: 5 additions & 5 deletions lightning/src/ln/onion_route_tests.rs
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Expand Up @@ -714,8 +714,8 @@ fn do_test_onion_failure_stale_channel_update(announced_channel: bool) {
htlc_minimum_msat: None,
}])];
let payment_params = PaymentParameters::from_node_id(*channel_to_update_counterparty, TEST_FINAL_CLTV)
.with_features(nodes[2].node.invoice_features())
.with_route_hints(hop_hints);
.with_bolt11_features(nodes[2].node.invoice_features()).unwrap()
.with_route_hints(hop_hints).unwrap();
get_route_and_payment_hash!(nodes[0], nodes[2], payment_params, PAYMENT_AMT)
};
send_along_route_with_secret(&nodes[0], route.clone(), &[&[&nodes[1], &nodes[2]]], PAYMENT_AMT,
Expand Down Expand Up @@ -861,7 +861,7 @@ fn test_always_create_tlv_format_onion_payloads() {
create_announced_chan_between_nodes(&nodes, 1, 2);

let payment_params = PaymentParameters::from_node_id(nodes[2].node.get_our_node_id(), TEST_FINAL_CLTV)
.with_features(InvoiceFeatures::empty());
.with_bolt11_features(InvoiceFeatures::empty()).unwrap();
let (route, _payment_hash, _payment_preimage, _payment_secret) = get_route_and_payment_hash!(nodes[0], nodes[2], payment_params, 40000);

let hops = &route.paths[0].hops;
Expand Down Expand Up @@ -963,7 +963,7 @@ macro_rules! get_phantom_route {
let phantom_pubkey = $nodes[1].keys_manager.get_node_id(Recipient::PhantomNode).unwrap();
let phantom_route_hint = $nodes[1].node.get_phantom_route_hints();
let payment_params = PaymentParameters::from_node_id(phantom_pubkey, TEST_FINAL_CLTV)
.with_features($nodes[1].node.invoice_features())
.with_bolt11_features($nodes[1].node.invoice_features()).unwrap()
.with_route_hints(vec![RouteHint(vec![
RouteHintHop {
src_node_id: $nodes[0].node.get_our_node_id(),
Expand All @@ -987,7 +987,7 @@ macro_rules! get_phantom_route {
htlc_minimum_msat: None,
htlc_maximum_msat: None,
}
])]);
])]).unwrap();
let scorer = test_utils::TestScorer::new();
let network_graph = $nodes[0].network_graph.read_only();
(get_route(
Expand Down
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