//! Nodes without channels are disconnected and connected as needed to ensure that deterministic
//! blinded paths are used.
-use bitcoin::network::constants::Network;
+use bitcoin::network::Network;
+use bitcoin::secp256k1::PublicKey;
use core::time::Duration;
use crate::blinded_path::{BlindedPath, IntroductionNode};
use crate::blinded_path::payment::{Bolt12OfferContext, Bolt12RefundContext, PaymentContext};
use crate::events::{Event, MessageSendEventsProvider, PaymentPurpose};
-use crate::ln::channelmanager::{PaymentId, RecentPaymentDetails, Retry, self};
+use crate::ln::channelmanager::{MAX_SHORT_LIVED_RELATIVE_EXPIRY, PaymentId, RecentPaymentDetails, Retry, self};
use crate::ln::functional_test_utils::*;
use crate::ln::msgs::{ChannelMessageHandler, Init, NodeAnnouncement, OnionMessage, OnionMessageHandler, RoutingMessageHandler, SocketAddress, UnsignedGossipMessage, UnsignedNodeAnnouncement};
use crate::offers::invoice::Bolt12Invoice;
}
}
+fn resolve_introduction_node<'a, 'b, 'c>(node: &Node<'a, 'b, 'c>, path: &BlindedPath) -> PublicKey {
+ path.public_introduction_node_id(&node.network_graph.read_only())
+ .and_then(|node_id| node_id.as_pubkey().ok())
+ .unwrap()
+}
+
fn route_bolt12_payment<'a, 'b, 'c>(
node: &Node<'a, 'b, 'c>, path: &[&Node<'a, 'b, 'c>], invoice: &Bolt12Invoice
) {
fn extract_invoice_request<'a, 'b, 'c>(
node: &Node<'a, 'b, 'c>, message: &OnionMessage
-) -> (InvoiceRequest, Option<BlindedPath>) {
+) -> (InvoiceRequest, BlindedPath) {
match node.onion_messenger.peel_onion_message(message) {
Ok(PeeledOnion::Receive(message, _, reply_path)) => match message {
ParsedOnionMessageContents::Offers(offers_message) => match offers_message {
- OffersMessage::InvoiceRequest(invoice_request) => (invoice_request, reply_path),
+ OffersMessage::InvoiceRequest(invoice_request) => (invoice_request, reply_path.unwrap()),
OffersMessage::Invoice(invoice) => panic!("Unexpected invoice: {:?}", invoice),
OffersMessage::InvoiceError(error) => panic!("Unexpected invoice_error: {:?}", error),
},
announce_node_address(charlie, &[alice, bob, david, &nodes[4], &nodes[5]], tor.clone());
let offer = bob.node
- .create_offer_builder("coffee".to_string()).unwrap()
+ .create_offer_builder(None).unwrap()
.amount_msats(10_000_000)
.build().unwrap();
assert_ne!(offer.signing_pubkey(), Some(bob_id));
assert!(!offer.paths().is_empty());
for path in offer.paths() {
- assert_ne!(path.introduction_node, IntroductionNode::NodeId(bob_id));
- assert_ne!(path.introduction_node, IntroductionNode::NodeId(charlie_id));
+ let introduction_node_id = resolve_introduction_node(david, &path);
+ assert_ne!(introduction_node_id, bob_id);
+ assert_ne!(introduction_node_id, charlie_id);
}
// Use a one-hop blinded path when Bob is announced and all his peers are Tor-only.
announce_node_address(&nodes[5], &[alice, bob, charlie, david, &nodes[4]], tor.clone());
let offer = bob.node
- .create_offer_builder("coffee".to_string()).unwrap()
+ .create_offer_builder(None).unwrap()
.amount_msats(10_000_000)
.build().unwrap();
assert_ne!(offer.signing_pubkey(), Some(bob_id));
assert!(!offer.paths().is_empty());
for path in offer.paths() {
- assert_eq!(path.introduction_node, IntroductionNode::NodeId(bob_id));
+ let introduction_node_id = resolve_introduction_node(david, &path);
+ assert_eq!(introduction_node_id, bob_id);
}
}
disconnect_peers(david, &[bob, &nodes[4], &nodes[5]]);
let offer = bob.node
- .create_offer_builder("coffee".to_string()).unwrap()
+ .create_offer_builder(None).unwrap()
.amount_msats(10_000_000)
.build().unwrap();
assert_ne!(offer.signing_pubkey(), Some(bob_id));
assert!(!offer.paths().is_empty());
for path in offer.paths() {
- assert_eq!(path.introduction_node, IntroductionNode::NodeId(nodes[4].node.get_our_node_id()));
+ let introduction_node_id = resolve_introduction_node(david, &path);
+ assert_eq!(introduction_node_id, nodes[4].node.get_our_node_id());
+ }
+}
+
+/// Checks that blinded paths are compact for short-lived offers.
+#[test]
+fn creates_short_lived_offer() {
+ let chanmon_cfgs = create_chanmon_cfgs(2);
+ let node_cfgs = create_node_cfgs(2, &chanmon_cfgs);
+ let node_chanmgrs = create_node_chanmgrs(2, &node_cfgs, &[None, None]);
+ let nodes = create_network(2, &node_cfgs, &node_chanmgrs);
+
+ create_announced_chan_between_nodes_with_value(&nodes, 0, 1, 10_000_000, 1_000_000_000);
+
+ let alice = &nodes[0];
+ let alice_id = alice.node.get_our_node_id();
+ let bob = &nodes[1];
+
+ let absolute_expiry = alice.node.duration_since_epoch() + MAX_SHORT_LIVED_RELATIVE_EXPIRY;
+ let offer = alice.node
+ .create_offer_builder(Some(absolute_expiry)).unwrap()
+ .build().unwrap();
+ assert_eq!(offer.absolute_expiry(), Some(absolute_expiry));
+ assert!(!offer.paths().is_empty());
+ for path in offer.paths() {
+ let introduction_node_id = resolve_introduction_node(bob, &path);
+ assert_eq!(introduction_node_id, alice_id);
+ assert!(matches!(path.introduction_node, IntroductionNode::DirectedShortChannelId(..)));
+ }
+}
+
+/// Checks that blinded paths are not compact for long-lived offers.
+#[test]
+fn creates_long_lived_offer() {
+ let chanmon_cfgs = create_chanmon_cfgs(2);
+ let node_cfgs = create_node_cfgs(2, &chanmon_cfgs);
+ let node_chanmgrs = create_node_chanmgrs(2, &node_cfgs, &[None, None]);
+ let nodes = create_network(2, &node_cfgs, &node_chanmgrs);
+
+ create_announced_chan_between_nodes_with_value(&nodes, 0, 1, 10_000_000, 1_000_000_000);
+
+ let alice = &nodes[0];
+ let alice_id = alice.node.get_our_node_id();
+
+ let absolute_expiry = alice.node.duration_since_epoch() + MAX_SHORT_LIVED_RELATIVE_EXPIRY
+ + Duration::from_secs(1);
+ let offer = alice.node
+ .create_offer_builder(Some(absolute_expiry))
+ .unwrap()
+ .build().unwrap();
+ assert_eq!(offer.absolute_expiry(), Some(absolute_expiry));
+ assert!(!offer.paths().is_empty());
+ for path in offer.paths() {
+ assert_eq!(path.introduction_node, IntroductionNode::NodeId(alice_id));
+ }
+
+ let offer = alice.node
+ .create_offer_builder(None).unwrap()
+ .build().unwrap();
+ assert_eq!(offer.absolute_expiry(), None);
+ assert!(!offer.paths().is_empty());
+ for path in offer.paths() {
+ assert_eq!(path.introduction_node, IntroductionNode::NodeId(alice_id));
+ }
+}
+
+/// Checks that blinded paths are compact for short-lived refunds.
+#[test]
+fn creates_short_lived_refund() {
+ let chanmon_cfgs = create_chanmon_cfgs(2);
+ let node_cfgs = create_node_cfgs(2, &chanmon_cfgs);
+ let node_chanmgrs = create_node_chanmgrs(2, &node_cfgs, &[None, None]);
+ let nodes = create_network(2, &node_cfgs, &node_chanmgrs);
+
+ create_announced_chan_between_nodes_with_value(&nodes, 0, 1, 10_000_000, 1_000_000_000);
+
+ let alice = &nodes[0];
+ let bob = &nodes[1];
+ let bob_id = bob.node.get_our_node_id();
+
+ let absolute_expiry = bob.node.duration_since_epoch() + MAX_SHORT_LIVED_RELATIVE_EXPIRY;
+ let payment_id = PaymentId([1; 32]);
+ let refund = bob.node
+ .create_refund_builder(10_000_000, absolute_expiry, payment_id, Retry::Attempts(0), None)
+ .unwrap()
+ .build().unwrap();
+ assert_eq!(refund.absolute_expiry(), Some(absolute_expiry));
+ assert!(!refund.paths().is_empty());
+ for path in refund.paths() {
+ let introduction_node_id = resolve_introduction_node(alice, &path);
+ assert_eq!(introduction_node_id, bob_id);
+ assert!(matches!(path.introduction_node, IntroductionNode::DirectedShortChannelId(..)));
+ }
+}
+
+/// Checks that blinded paths are not compact for long-lived refunds.
+#[test]
+fn creates_long_lived_refund() {
+ let chanmon_cfgs = create_chanmon_cfgs(2);
+ let node_cfgs = create_node_cfgs(2, &chanmon_cfgs);
+ let node_chanmgrs = create_node_chanmgrs(2, &node_cfgs, &[None, None]);
+ let nodes = create_network(2, &node_cfgs, &node_chanmgrs);
+
+ create_announced_chan_between_nodes_with_value(&nodes, 0, 1, 10_000_000, 1_000_000_000);
+
+ let bob = &nodes[1];
+ let bob_id = bob.node.get_our_node_id();
+
+ let absolute_expiry = bob.node.duration_since_epoch() + MAX_SHORT_LIVED_RELATIVE_EXPIRY
+ + Duration::from_secs(1);
+ let payment_id = PaymentId([1; 32]);
+ let refund = bob.node
+ .create_refund_builder(10_000_000, absolute_expiry, payment_id, Retry::Attempts(0), None)
+ .unwrap()
+ .build().unwrap();
+ assert_eq!(refund.absolute_expiry(), Some(absolute_expiry));
+ assert!(!refund.paths().is_empty());
+ for path in refund.paths() {
+ assert_eq!(path.introduction_node, IntroductionNode::NodeId(bob_id));
}
}
disconnect_peers(david, &[bob, &nodes[4], &nodes[5]]);
let offer = alice.node
- .create_offer_builder("coffee".to_string())
+ .create_offer_builder(None)
.unwrap()
.amount_msats(10_000_000)
.build().unwrap();
});
assert_eq!(invoice_request.amount_msats(), None);
assert_ne!(invoice_request.payer_id(), david_id);
- assert_eq!(reply_path.unwrap().introduction_node, IntroductionNode::NodeId(charlie_id));
+ assert_eq!(reply_path.introduction_node, IntroductionNode::NodeId(charlie_id));
let onion_message = alice.onion_messenger.next_onion_message_for_peer(charlie_id).unwrap();
charlie.onion_messenger.handle_onion_message(&alice_id, &onion_message);
let absolute_expiry = Duration::from_secs(u64::MAX);
let payment_id = PaymentId([1; 32]);
let refund = david.node
- .create_refund_builder(
- "refund".to_string(), 10_000_000, absolute_expiry, payment_id, Retry::Attempts(0), None
- )
+ .create_refund_builder(10_000_000, absolute_expiry, payment_id, Retry::Attempts(0), None)
.unwrap()
.build().unwrap();
assert_eq!(refund.amount_msats(), 10_000_000);
let bob_id = bob.node.get_our_node_id();
let offer = alice.node
- .create_offer_builder("coffee".to_string()).unwrap()
+ .create_offer_builder(None).unwrap()
.amount_msats(10_000_000)
.build().unwrap();
assert_ne!(offer.signing_pubkey(), Some(alice_id));
});
assert_eq!(invoice_request.amount_msats(), None);
assert_ne!(invoice_request.payer_id(), bob_id);
- assert_eq!(reply_path.unwrap().introduction_node, IntroductionNode::NodeId(bob_id));
+ assert_eq!(reply_path.introduction_node, IntroductionNode::NodeId(bob_id));
let onion_message = alice.onion_messenger.next_onion_message_for_peer(bob_id).unwrap();
bob.onion_messenger.handle_onion_message(&alice_id, &onion_message);
let absolute_expiry = Duration::from_secs(u64::MAX);
let payment_id = PaymentId([1; 32]);
let refund = bob.node
- .create_refund_builder(
- "refund".to_string(), 10_000_000, absolute_expiry, payment_id, Retry::Attempts(0), None
- )
+ .create_refund_builder(10_000_000, absolute_expiry, payment_id, Retry::Attempts(0), None)
.unwrap()
.build().unwrap();
assert_eq!(refund.amount_msats(), 10_000_000);
let bob_id = bob.node.get_our_node_id();
let offer = alice.node
- .create_offer_builder("coffee".to_string()).unwrap()
+ .create_offer_builder(None).unwrap()
.clear_paths()
.amount_msats(10_000_000)
.build().unwrap();
let absolute_expiry = Duration::from_secs(u64::MAX);
let payment_id = PaymentId([1; 32]);
let refund = bob.node
- .create_refund_builder(
- "refund".to_string(), 10_000_000, absolute_expiry, payment_id, Retry::Attempts(0), None
- )
+ .create_refund_builder(10_000_000, absolute_expiry, payment_id, Retry::Attempts(0), None)
.unwrap()
.clear_paths()
.build().unwrap();
create_unannounced_chan_between_nodes_with_value(&nodes, 0, 1, 10_000_000, 1_000_000_000);
- match nodes[0].node.create_offer_builder("coffee".to_string()) {
+ match nodes[0].node.create_offer_builder(None) {
Ok(_) => panic!("Expected error"),
Err(e) => assert_eq!(e, Bolt12SemanticError::MissingPaths),
}
let payment_id = PaymentId([1; 32]);
match nodes[0].node.create_refund_builder(
- "refund".to_string(), 10_000, absolute_expiry, payment_id, Retry::Attempts(0), None
+ 10_000, absolute_expiry, payment_id, Retry::Attempts(0), None
) {
Ok(_) => panic!("Expected error"),
Err(e) => assert_eq!(e, Bolt12SemanticError::MissingPaths),
assert!(nodes[0].node.list_recent_payments().is_empty());
}
+/// Fails creating or paying an offer when a blinded path cannot be created because no peers are
+/// connected.
+#[test]
+fn fails_creating_or_paying_for_offer_without_connected_peers() {
+ let chanmon_cfgs = create_chanmon_cfgs(6);
+ let node_cfgs = create_node_cfgs(6, &chanmon_cfgs);
+ let node_chanmgrs = create_node_chanmgrs(6, &node_cfgs, &[None, None, None, None, None, None]);
+ let nodes = create_network(6, &node_cfgs, &node_chanmgrs);
+
+ create_unannounced_chan_between_nodes_with_value(&nodes, 0, 1, 10_000_000, 1_000_000_000);
+ create_unannounced_chan_between_nodes_with_value(&nodes, 2, 3, 10_000_000, 1_000_000_000);
+ create_announced_chan_between_nodes_with_value(&nodes, 1, 2, 10_000_000, 1_000_000_000);
+ create_announced_chan_between_nodes_with_value(&nodes, 1, 4, 10_000_000, 1_000_000_000);
+ create_announced_chan_between_nodes_with_value(&nodes, 1, 5, 10_000_000, 1_000_000_000);
+ create_announced_chan_between_nodes_with_value(&nodes, 2, 4, 10_000_000, 1_000_000_000);
+ create_announced_chan_between_nodes_with_value(&nodes, 2, 5, 10_000_000, 1_000_000_000);
+
+ let (alice, bob, charlie, david) = (&nodes[0], &nodes[1], &nodes[2], &nodes[3]);
+
+ disconnect_peers(alice, &[bob, charlie, david, &nodes[4], &nodes[5]]);
+ disconnect_peers(david, &[bob, charlie, &nodes[4], &nodes[5]]);
+
+ let absolute_expiry = alice.node.duration_since_epoch() + MAX_SHORT_LIVED_RELATIVE_EXPIRY;
+ match alice.node.create_offer_builder(Some(absolute_expiry)) {
+ Ok(_) => panic!("Expected error"),
+ Err(e) => assert_eq!(e, Bolt12SemanticError::MissingPaths),
+ }
+
+ let mut args = ReconnectArgs::new(alice, bob);
+ args.send_channel_ready = (true, true);
+ reconnect_nodes(args);
+
+ let offer = alice.node
+ .create_offer_builder(Some(absolute_expiry)).unwrap()
+ .amount_msats(10_000_000)
+ .build().unwrap();
+
+ let payment_id = PaymentId([1; 32]);
+
+ match david.node.pay_for_offer(&offer, None, None, None, payment_id, Retry::Attempts(0), None) {
+ Ok(_) => panic!("Expected error"),
+ Err(e) => assert_eq!(e, Bolt12SemanticError::MissingPaths),
+ }
+
+ assert!(nodes[0].node.list_recent_payments().is_empty());
+
+ let mut args = ReconnectArgs::new(charlie, david);
+ args.send_channel_ready = (true, true);
+ reconnect_nodes(args);
+
+ assert!(
+ david.node.pay_for_offer(
+ &offer, None, None, None, payment_id, Retry::Attempts(0), None
+ ).is_ok()
+ );
+
+ expect_recent_payment!(david, RecentPaymentDetails::AwaitingInvoice, payment_id);
+}
+
+/// Fails creating or sending an invoice for a refund when a blinded path cannot be created because
+/// no peers are connected.
+#[test]
+fn fails_creating_refund_or_sending_invoice_without_connected_peers() {
+ let mut accept_forward_cfg = test_default_channel_config();
+ accept_forward_cfg.accept_forwards_to_priv_channels = true;
+
+ let mut features = channelmanager::provided_init_features(&accept_forward_cfg);
+ features.set_onion_messages_optional();
+ features.set_route_blinding_optional();
+
+ let chanmon_cfgs = create_chanmon_cfgs(6);
+ let node_cfgs = create_node_cfgs(6, &chanmon_cfgs);
+
+ *node_cfgs[1].override_init_features.borrow_mut() = Some(features);
+
+ let node_chanmgrs = create_node_chanmgrs(
+ 6, &node_cfgs, &[None, Some(accept_forward_cfg), None, None, None, None]
+ );
+ let nodes = create_network(6, &node_cfgs, &node_chanmgrs);
+
+ create_unannounced_chan_between_nodes_with_value(&nodes, 0, 1, 10_000_000, 1_000_000_000);
+ create_unannounced_chan_between_nodes_with_value(&nodes, 2, 3, 10_000_000, 1_000_000_000);
+ create_announced_chan_between_nodes_with_value(&nodes, 1, 2, 10_000_000, 1_000_000_000);
+ create_announced_chan_between_nodes_with_value(&nodes, 1, 4, 10_000_000, 1_000_000_000);
+ create_announced_chan_between_nodes_with_value(&nodes, 1, 5, 10_000_000, 1_000_000_000);
+ create_announced_chan_between_nodes_with_value(&nodes, 2, 4, 10_000_000, 1_000_000_000);
+ create_announced_chan_between_nodes_with_value(&nodes, 2, 5, 10_000_000, 1_000_000_000);
+
+ let (alice, bob, charlie, david) = (&nodes[0], &nodes[1], &nodes[2], &nodes[3]);
+
+ disconnect_peers(alice, &[bob, charlie, david, &nodes[4], &nodes[5]]);
+ disconnect_peers(david, &[bob, charlie, &nodes[4], &nodes[5]]);
+
+ let absolute_expiry = david.node.duration_since_epoch() + MAX_SHORT_LIVED_RELATIVE_EXPIRY;
+ let payment_id = PaymentId([1; 32]);
+ match david.node.create_refund_builder(
+ 10_000_000, absolute_expiry, payment_id, Retry::Attempts(0), None
+ ) {
+ Ok(_) => panic!("Expected error"),
+ Err(e) => assert_eq!(e, Bolt12SemanticError::MissingPaths),
+ }
+
+ let mut args = ReconnectArgs::new(charlie, david);
+ args.send_channel_ready = (true, true);
+ reconnect_nodes(args);
+
+ let refund = david.node
+ .create_refund_builder(10_000_000, absolute_expiry, payment_id, Retry::Attempts(0), None)
+ .unwrap()
+ .build().unwrap();
+
+ match alice.node.request_refund_payment(&refund) {
+ Ok(_) => panic!("Expected error"),
+ Err(e) => assert_eq!(e, Bolt12SemanticError::MissingPaths),
+ }
+
+ let mut args = ReconnectArgs::new(alice, bob);
+ args.send_channel_ready = (true, true);
+ reconnect_nodes(args);
+
+ assert!(alice.node.request_refund_payment(&refund).is_ok());
+}
+
/// Fails creating an invoice request when the offer contains an unsupported chain.
#[test]
fn fails_creating_invoice_request_for_unsupported_chain() {
let bob = &nodes[1];
let offer = alice.node
- .create_offer_builder("coffee".to_string()).unwrap()
+ .create_offer_builder(None).unwrap()
.clear_chains()
.chain(Network::Signet)
.build().unwrap();
let absolute_expiry = Duration::from_secs(u64::MAX);
let payment_id = PaymentId([1; 32]);
let refund = bob.node
- .create_refund_builder(
- "refund".to_string(), 10_000_000, absolute_expiry, payment_id, Retry::Attempts(0), None
- )
+ .create_refund_builder(10_000_000, absolute_expiry, payment_id, Retry::Attempts(0), None)
.unwrap()
.chain(Network::Signet)
.build().unwrap();
disconnect_peers(david, &[bob, &nodes[4], &nodes[5]]);
let offer = alice.node
- .create_offer_builder("coffee".to_string()).unwrap()
+ .create_offer_builder(None).unwrap()
.amount_msats(10_000_000)
.build().unwrap();
disconnect_peers(alice, &[charlie, david, &nodes[4], &nodes[5]]);
let offer = alice.node
- .create_offer_builder("coffee".to_string()).unwrap()
+ .create_offer_builder(None).unwrap()
.amount_msats(10_000_000)
.build().unwrap();
let payment_id = PaymentId([1; 32]);
assert!(
nodes[0].node.create_refund_builder(
- "refund".to_string(), 10_000, absolute_expiry, payment_id, Retry::Attempts(0), None
+ 10_000, absolute_expiry, payment_id, Retry::Attempts(0), None
).is_ok()
);
expect_recent_payment!(nodes[0], RecentPaymentDetails::AwaitingInvoice, payment_id);
match nodes[0].node.create_refund_builder(
- "refund".to_string(), 10_000, absolute_expiry, payment_id, Retry::Attempts(0), None
+ 10_000, absolute_expiry, payment_id, Retry::Attempts(0), None
) {
Ok(_) => panic!("Expected error"),
Err(e) => assert_eq!(e, Bolt12SemanticError::DuplicatePaymentId),
disconnect_peers(david, &[bob, &nodes[4], &nodes[5]]);
let offer = alice.node
- .create_offer_builder("coffee".to_string()).unwrap()
+ .create_offer_builder(None).unwrap()
.amount_msats(10_000_000)
.build().unwrap();
let absolute_expiry = Duration::from_secs(u64::MAX);
let payment_id = PaymentId([1; 32]);
let refund = david.node
- .create_refund_builder(
- "refund".to_string(), 10_000_000, absolute_expiry, payment_id, Retry::Attempts(0), None
- )
+ .create_refund_builder(10_000_000, absolute_expiry, payment_id, Retry::Attempts(0), None)
.unwrap()
.build().unwrap();
let absolute_expiry = Duration::from_secs(u64::MAX);
let payment_id = PaymentId([1; 32]);
let refund = david.node
- .create_refund_builder(
- "refund".to_string(), 10_000_000, absolute_expiry, payment_id, Retry::Attempts(0), None
- )
+ .create_refund_builder(10_000_000, absolute_expiry, payment_id, Retry::Attempts(0), None)
.unwrap()
.build().unwrap();
expect_recent_payment!(david, RecentPaymentDetails::AwaitingInvoice, payment_id);
projects / rust-lightning / blobdiff