mirrors/rust-lightning
1
0
Fork 0
mirror of https://github.com/lightningdevkit/rust-lightning.git synced 2025-03-09 12:20:44 +01:00
Code Issues Projects Releases Packages Wiki Activity

Store previously failed blinded paths on outbound payment failure.

Browse source 
Useful so we don't retry over these paths.
This commit is contained in:
Valentine Wallace 2024-01-09 11:32:38 -05:00
parent 5c5d691425
commit 23ef2535d0
No known key found for this signature in database
GPG key ID: FD3E106A2CE099B4
2 changed files with 25 additions and 1 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

13
lightning/src/ln/outbound_payment.rs
View file

@ -19,7 +19,7 @@ use crate::ln::{PaymentHash, PaymentPreimage, PaymentSecret};
use crate::ln::channelmanager::{ChannelDetails, EventCompletionAction, HTLCSource, PaymentId};
use crate::ln::onion_utils::{DecodedOnionFailure, HTLCFailReason};
use crate::offers::invoice::Bolt12Invoice;
use crate::routing::router::{InFlightHtlcs, Path, PaymentParameters, Route, RouteParameters, Router};
use crate::routing::router::{BlindedTail, InFlightHtlcs, Path, PaymentParameters, Route, RouteParameters, Router};
use crate::util::errors::APIError;
use crate::util::logger::Logger;
use crate::util::time::Time;
@ -129,6 +129,11 @@ impl PendingOutboundPayment {
params.previously_failed_channels.push(scid);
}
}
pub fn insert_previously_failed_blinded_path(&mut self, blinded_tail: &BlindedTail) {
if let PendingOutboundPayment::Retryable { payment_params: Some(params), .. } = self {
params.insert_previously_failed_blinded_path(blinded_tail);
}
}
fn is_awaiting_invoice(&self) -> bool {
match self {
PendingOutboundPayment::AwaitingInvoice { .. } => true,
@ -1648,6 +1653,12 @@ impl OutboundPayments {
// next-hop is needlessly blaming us!
payment.get_mut().insert_previously_failed_scid(scid);
}
if failed_within_blinded_path {
debug_assert!(short_channel_id.is_none());
if let Some(bt) = &path.blinded_tail {
payment.get_mut().insert_previously_failed_blinded_path(&bt);
} else { debug_assert!(false); }
}
if payment_is_probe || !is_retryable_now || payment_failed_permanently {
let reason = if payment_failed_permanently {

13
lightning/src/routing/router.rs
View file

@ -914,6 +914,19 @@ impl PaymentParameters {
pub fn with_max_channel_saturation_power_of_half(self, max_channel_saturation_power_of_half: u8) -> Self {
Self { max_channel_saturation_power_of_half, ..self }
}
pub(crate) fn insert_previously_failed_blinded_path(&mut self, failed_blinded_tail: &BlindedTail) {
let mut found_blinded_tail = false;
for (idx, (_, path)) in self.payee.blinded_route_hints().iter().enumerate() {
if failed_blinded_tail.hops == path.blinded_hops &&
failed_blinded_tail.blinding_point == path.blinding_point
{
self.previously_failed_blinded_path_idxs.push(idx as u64);
found_blinded_tail = true;
}
}
debug_assert!(found_blinded_tail);
}
}
/// The recipient of a payment, differing based on whether they've hidden their identity with route