use crate::chain::channelmonitor;
use crate::chain::channelmonitor::{CLTV_CLAIM_BUFFER, LATENCY_GRACE_PERIOD_BLOCKS, ANTI_REORG_DELAY};
use crate::chain::transaction::OutPoint;
-use crate::chain::keysinterface::{BaseSign, EntropySource};
+use crate::chain::keysinterface::{ChannelSigner, EcdsaChannelSigner, EntropySource};
use crate::ln::{PaymentPreimage, PaymentSecret, PaymentHash};
use crate::ln::channel::{commitment_tx_base_weight, COMMITMENT_TX_WEIGHT_PER_HTLC, CONCURRENT_INBOUND_HTLC_FEE_BUFFER, FEE_SPIKE_BUFFER_FEE_INCREASE_MULTIPLE, MIN_AFFORDABLE_HTLC_COUNT};
use crate::ln::channelmanager::{self, PaymentId, RAACommitmentOrder, PaymentSendFailure, BREAKDOWN_TIMEOUT, MIN_CLTV_EXPIRY_DELTA};
let (payment_preimage, payment_hash, _) = route_payment(&nodes[0], &vec!(&nodes[1])[..], 900_000);
let (route, _, _, _) = get_route_and_payment_hash!(nodes[1], nodes[0], 800_000);
- let node_a_payment_secret = nodes[0].node.create_inbound_payment_for_hash(payment_hash, None, 7200).unwrap();
+ let node_a_payment_secret = nodes[0].node.create_inbound_payment_for_hash(payment_hash, None, 7200, None).unwrap();
send_along_route_with_secret(&nodes[1], route, &[&[&nodes[0]]], 800_000, payment_hash, node_a_payment_secret);
// Provide preimage to node 0 by claiming payment
let (our_payment_preimage, duplicate_payment_hash, _) = route_payment(&nodes[0], &[&nodes[1], &nodes[2]], 900_000);
- let payment_secret = nodes[3].node.create_inbound_payment_for_hash(duplicate_payment_hash, None, 7200).unwrap();
+ let payment_secret = nodes[3].node.create_inbound_payment_for_hash(duplicate_payment_hash, None, 7200, None).unwrap();
// We reduce the final CLTV here by a somewhat arbitrary constant to keep it under the one-byte
// 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())
.with_features(nodes[3].node.invoice_features());
- let (route, _, _, _) = get_route_and_payment_hash!(nodes[0], nodes[3], payment_params, 900000, TEST_FINAL_CLTV - 40);
- send_along_route_with_secret(&nodes[0], route, &[&[&nodes[1], &nodes[2], &nodes[3]]], 900000, duplicate_payment_hash, payment_secret);
+ let (route, _, _, _) = get_route_and_payment_hash!(nodes[0], nodes[3], payment_params, 800_000, TEST_FINAL_CLTV - 40);
+ send_along_route_with_secret(&nodes[0], route, &[&[&nodes[1], &nodes[2], &nodes[3]]], 800_000, duplicate_payment_hash, payment_secret);
let commitment_txn = get_local_commitment_txn!(nodes[2], chan_2.2);
assert_eq!(commitment_txn[0].input.len(), 1);
check_spends!(node_txn[0], commitment_txn[0]);
assert_eq!(node_txn[0].input.len(), 1);
+ assert_eq!(node_txn[0].output.len(), 1);
if node_txn.len() > 2 {
check_spends!(node_txn[1], commitment_txn[0]);
assert_eq!(node_txn[1].input.len(), 1);
+ assert_eq!(node_txn[1].output.len(), 1);
assert_eq!(node_txn[0].input[0].previous_output, node_txn[1].input[0].previous_output);
check_spends!(node_txn[2], commitment_txn[0]);
+ assert_eq!(node_txn[2].input.len(), 1);
+ assert_eq!(node_txn[2].output.len(), 1);
assert_ne!(node_txn[0].input[0].previous_output, node_txn[2].input[0].previous_output);
} else {
check_spends!(node_txn[1], commitment_txn[0]);
+ assert_eq!(node_txn[1].input.len(), 1);
+ assert_eq!(node_txn[1].output.len(), 1);
assert_ne!(node_txn[0].input[0].previous_output, node_txn[1].input[0].previous_output);
}
assert_eq!(node_txn[0].input[0].witness.last().unwrap().len(), ACCEPTED_HTLC_SCRIPT_WEIGHT);
assert_eq!(node_txn[1].input[0].witness.last().unwrap().len(), ACCEPTED_HTLC_SCRIPT_WEIGHT);
+ // Assign htlc_timeout_tx to the forwarded HTLC (with value ~800 sats). The received HTLC
+ // (with value 900 sats) will be claimed in the below `claim_funds` call.
if node_txn.len() > 2 {
assert_eq!(node_txn[2].input[0].witness.last().unwrap().len(), ACCEPTED_HTLC_SCRIPT_WEIGHT);
+ htlc_timeout_tx = if node_txn[2].output[0].value < 900 { node_txn[2].clone() } else { node_txn[0].clone() };
+ } else {
+ htlc_timeout_tx = if node_txn[0].output[0].value < 900 { node_txn[1].clone() } else { node_txn[0].clone() };
}
- htlc_timeout_tx = node_txn[0].clone();
}
nodes[2].node.claim_funds(our_payment_preimage);
expect_payment_failed_with_update!(nodes[0], duplicate_payment_hash, false, chan_2.0.contents.short_channel_id, true);
// Solve 2nd HTLC by broadcasting on B's chain HTLC-Success Tx from C
- // Note that the fee paid is effectively double as the HTLC value (including the nodes[1] fee
- // and nodes[2] fee) is rounded down and then claimed in full.
mine_transaction(&nodes[1], &htlc_success_txn[1]);
- expect_payment_forwarded!(nodes[1], nodes[0], nodes[2], Some(196*2), true, true);
+ expect_payment_forwarded!(nodes[1], nodes[0], nodes[2], Some(196), true, true);
let updates = get_htlc_update_msgs!(nodes[1], nodes[0].node.get_our_node_id());
assert!(updates.update_add_htlcs.is_empty());
assert!(updates.update_fail_htlcs.is_empty());
let (_, payment_hash_2, _) = route_payment(&nodes[0], &[&nodes[2], &nodes[3], &nodes[4]], ds_dust_limit*1000); // not added < dust limit + HTLC tx fee
let (route, _, _, _) = get_route_and_payment_hash!(nodes[1], nodes[5], ds_dust_limit*1000);
// 2nd HTLC:
- send_along_route_with_secret(&nodes[1], route.clone(), &[&[&nodes[2], &nodes[3], &nodes[5]]], ds_dust_limit*1000, payment_hash_1, nodes[5].node.create_inbound_payment_for_hash(payment_hash_1, None, 7200).unwrap()); // not added < dust limit + HTLC tx fee
+ send_along_route_with_secret(&nodes[1], route.clone(), &[&[&nodes[2], &nodes[3], &nodes[5]]], ds_dust_limit*1000, payment_hash_1, nodes[5].node.create_inbound_payment_for_hash(payment_hash_1, None, 7200, None).unwrap()); // not added < dust limit + HTLC tx fee
// 3rd HTLC:
- send_along_route_with_secret(&nodes[1], route, &[&[&nodes[2], &nodes[3], &nodes[5]]], ds_dust_limit*1000, payment_hash_2, nodes[5].node.create_inbound_payment_for_hash(payment_hash_2, None, 7200).unwrap()); // not added < dust limit + HTLC tx fee
+ send_along_route_with_secret(&nodes[1], route, &[&[&nodes[2], &nodes[3], &nodes[5]]], ds_dust_limit*1000, payment_hash_2, nodes[5].node.create_inbound_payment_for_hash(payment_hash_2, None, 7200, None).unwrap()); // not added < dust limit + HTLC tx fee
// 4th HTLC:
let (_, payment_hash_3, _) = route_payment(&nodes[0], &[&nodes[2], &nodes[3], &nodes[4]], 1000000);
// 5th HTLC:
let (_, payment_hash_4, _) = route_payment(&nodes[0], &[&nodes[2], &nodes[3], &nodes[4]], 1000000);
let (route, _, _, _) = get_route_and_payment_hash!(nodes[1], nodes[5], 1000000);
// 6th HTLC:
- send_along_route_with_secret(&nodes[1], route.clone(), &[&[&nodes[2], &nodes[3], &nodes[5]]], 1000000, payment_hash_3, nodes[5].node.create_inbound_payment_for_hash(payment_hash_3, None, 7200).unwrap());
+ send_along_route_with_secret(&nodes[1], route.clone(), &[&[&nodes[2], &nodes[3], &nodes[5]]], 1000000, payment_hash_3, nodes[5].node.create_inbound_payment_for_hash(payment_hash_3, None, 7200, None).unwrap());
// 7th HTLC:
- send_along_route_with_secret(&nodes[1], route, &[&[&nodes[2], &nodes[3], &nodes[5]]], 1000000, payment_hash_4, nodes[5].node.create_inbound_payment_for_hash(payment_hash_4, None, 7200).unwrap());
+ send_along_route_with_secret(&nodes[1], route, &[&[&nodes[2], &nodes[3], &nodes[5]]], 1000000, payment_hash_4, nodes[5].node.create_inbound_payment_for_hash(payment_hash_4, None, 7200, None).unwrap());
// 8th HTLC:
let (_, payment_hash_5, _) = route_payment(&nodes[0], &[&nodes[2], &nodes[3], &nodes[4]], 1000000);
// 9th HTLC:
let (route, _, _, _) = get_route_and_payment_hash!(nodes[1], nodes[5], ds_dust_limit*1000);
- send_along_route_with_secret(&nodes[1], route, &[&[&nodes[2], &nodes[3], &nodes[5]]], ds_dust_limit*1000, payment_hash_5, nodes[5].node.create_inbound_payment_for_hash(payment_hash_5, None, 7200).unwrap()); // not added < dust limit + HTLC tx fee
+ send_along_route_with_secret(&nodes[1], route, &[&[&nodes[2], &nodes[3], &nodes[5]]], ds_dust_limit*1000, payment_hash_5, nodes[5].node.create_inbound_payment_for_hash(payment_hash_5, None, 7200, None).unwrap()); // not added < dust limit + HTLC tx fee
// 10th HTLC:
let (_, payment_hash_6, _) = route_payment(&nodes[0], &[&nodes[2], &nodes[3], &nodes[4]], ds_dust_limit*1000); // not added < dust limit + HTLC tx fee
// 11th HTLC:
let (route, _, _, _) = get_route_and_payment_hash!(nodes[1], nodes[5], 1000000);
- send_along_route_with_secret(&nodes[1], route, &[&[&nodes[2], &nodes[3], &nodes[5]]], 1000000, payment_hash_6, nodes[5].node.create_inbound_payment_for_hash(payment_hash_6, None, 7200).unwrap());
+ send_along_route_with_secret(&nodes[1], route, &[&[&nodes[2], &nodes[3], &nodes[5]]], 1000000, payment_hash_6, nodes[5].node.create_inbound_payment_for_hash(payment_hash_6, None, 7200, None).unwrap());
// Double-check that six of the new HTLC were added
// We now have six HTLCs pending over the dust limit and six HTLCs under the dust limit (ie,
let mut open_channel = get_event_msg!(nodes[1], MessageSendEvent::SendOpenChannel, nodes[0].node.get_our_node_id());
open_channel.to_self_delay = 200;
if let Err(error) = Channel::new_from_req(&LowerBoundedFeeEstimator::new(&test_utils::TestFeeEstimator { sat_per_kw: Mutex::new(253) }),
- &nodes[0].keys_manager, &nodes[0].keys_manager, nodes[1].node.get_our_node_id(), &nodes[1].node.init_features(), &open_channel, 0,
+ &nodes[0].keys_manager, &nodes[0].keys_manager, nodes[1].node.get_our_node_id(), &nodes[0].node.channel_type_features(), &nodes[1].node.init_features(), &open_channel, 0,
&low_our_to_self_config, 0, &nodes[0].logger, 42)
{
match error {
let mut open_channel = get_event_msg!(nodes[1], MessageSendEvent::SendOpenChannel, nodes[0].node.get_our_node_id());
open_channel.to_self_delay = 200;
if let Err(error) = Channel::new_from_req(&LowerBoundedFeeEstimator::new(&test_utils::TestFeeEstimator { sat_per_kw: Mutex::new(253) }),
- &nodes[0].keys_manager, &nodes[0].keys_manager, nodes[1].node.get_our_node_id(), &nodes[1].node.init_features(), &open_channel, 0,
+ &nodes[0].keys_manager, &nodes[0].keys_manager, nodes[1].node.get_our_node_id(), &nodes[0].node.channel_type_features(), &nodes[1].node.init_features(), &open_channel, 0,
&high_their_to_self_config, 0, &nodes[0].logger, 42)
{
match error {
let payment_params = PaymentParameters::from_node_id(nodes[1].node.get_our_node_id()).with_features(nodes[1].node.invoice_features());
let route = get_route(&nodes[0].node.get_our_node_id(), &payment_params, &nodes[0].network_graph.read_only(), None, 10_000, TEST_FINAL_CLTV, 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).unwrap();
+ let our_payment_secret = nodes[1].node.create_inbound_payment_for_hash(our_payment_hash, Some(100_000), 7200, None).unwrap();
nodes[0].node.send_payment(&route, our_payment_hash, &Some(our_payment_secret), PaymentId(our_payment_hash.0)).unwrap();
check_added_monitors!(nodes[0], 1);
assert_ne!(node_txn[0].input[0].previous_output, node_txn[2].input[0].previous_output);
assert_ne!(node_txn[1].input[0].previous_output, node_txn[2].input[0].previous_output);
- assert_eq!(node_txn[0].input[0].previous_output, revoked_htlc_txn[0].input[0].previous_output);
- assert_eq!(node_txn[1].input[0].previous_output, revoked_htlc_txn[1].input[0].previous_output);
+ assert_eq!(node_txn[0].input[0].previous_output, revoked_htlc_txn[1].input[0].previous_output);
+ assert_eq!(node_txn[1].input[0].previous_output, revoked_htlc_txn[0].input[0].previous_output);
// node_txn[3] spends the revoked outputs from the revoked_htlc_txn (which only have one
// output, checked above).
create_announced_chan_between_nodes(&nodes, 0, 1).0.contents.short_channel_id;
{
- let (payment_hash, payment_secret) = nodes[1].node.create_inbound_payment(Some(100_000), 7200).unwrap();
+ let (payment_hash, payment_secret) = nodes[1].node.create_inbound_payment(Some(100_000), 7200, None).unwrap();
let (route, _, _, _) = get_route_and_payment_hash!(nodes[0], nodes[1], 100_000);
nodes[0].node.send_payment(&route, payment_hash, &Some(payment_secret), PaymentId(payment_hash.0)).unwrap();
check_added_monitors!(nodes[0], 1);
let random_payment_hash = PaymentHash([42; 32]);
let random_payment_secret = PaymentSecret([43; 32]);
- let (our_payment_hash, our_payment_secret) = nodes[1].node.create_inbound_payment(Some(100_000), 2).unwrap();
+ let (our_payment_hash, our_payment_secret) = nodes[1].node.create_inbound_payment(Some(100_000), 2, None).unwrap();
let (route, _, _, _) = get_route_and_payment_hash!(nodes[0], nodes[1], 100_000);
// All the below cases should end up being handled exactly identically, so we macro the
let mut node_0_peer_state_lock;
let mut channel = get_channel_ref!(nodes[0], nodes[1], node_0_per_peer_lock, node_0_peer_state_lock, chan_1.2);
if let Ok((_, _, update)) = channel.commitment_signed(&updates.commitment_signed, &node_cfgs[0].logger) {
- assert_eq!(watchtower.chain_monitor.update_channel(outpoint, update.clone()), ChannelMonitorUpdateStatus::PermanentFailure);
- assert_eq!(nodes[0].chain_monitor.update_channel(outpoint, update), ChannelMonitorUpdateStatus::Completed);
+ assert_eq!(watchtower.chain_monitor.update_channel(outpoint, &update), ChannelMonitorUpdateStatus::PermanentFailure);
+ assert_eq!(nodes[0].chain_monitor.update_channel(outpoint, &update), ChannelMonitorUpdateStatus::Completed);
} else { assert!(false); }
}
// Our local monitor is in-sync and hasn't processed yet timeout
let mut channel = get_channel_ref!(nodes[0], nodes[1], node_0_per_peer_lock, node_0_peer_state_lock, chan_1.2);
if let Ok((_, _, update)) = channel.commitment_signed(&updates.commitment_signed, &node_cfgs[0].logger) {
// Watchtower Alice should already have seen the block and reject the update
- assert_eq!(watchtower_alice.chain_monitor.update_channel(outpoint, update.clone()), ChannelMonitorUpdateStatus::PermanentFailure);
- assert_eq!(watchtower_bob.chain_monitor.update_channel(outpoint, update.clone()), ChannelMonitorUpdateStatus::Completed);
- assert_eq!(nodes[0].chain_monitor.update_channel(outpoint, update), ChannelMonitorUpdateStatus::Completed);
+ assert_eq!(watchtower_alice.chain_monitor.update_channel(outpoint, &update), ChannelMonitorUpdateStatus::PermanentFailure);
+ assert_eq!(watchtower_bob.chain_monitor.update_channel(outpoint, &update), ChannelMonitorUpdateStatus::Completed);
+ assert_eq!(nodes[0].chain_monitor.update_channel(outpoint, &update), ChannelMonitorUpdateStatus::Completed);
} else { assert!(false); }
}
// Our local monitor is in-sync and hasn't processed yet timeout
_ => panic!("Unexpected event"),
};
}
+
+fn do_payment_with_custom_min_final_cltv_expiry(valid_delta: bool, use_user_hash: bool) {
+ let mut 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);
+ let min_final_cltv_expiry_delta = 120;
+ let final_cltv_expiry_delta = if valid_delta { min_final_cltv_expiry_delta + 2 } else {
+ min_final_cltv_expiry_delta - 2 };
+ let recv_value = 100_000;
+
+ create_chan_between_nodes(&nodes[0], &nodes[1]);
+
+ let payment_parameters = PaymentParameters::from_node_id(nodes[1].node.get_our_node_id());
+ let (payment_hash, payment_preimage, payment_secret) = if use_user_hash {
+ let (payment_preimage, payment_hash, payment_secret) = get_payment_preimage_hash!(nodes[1],
+ Some(recv_value), Some(min_final_cltv_expiry_delta));
+ (payment_hash, payment_preimage, payment_secret)
+ } else {
+ let (payment_hash, payment_secret) = nodes[1].node.create_inbound_payment(Some(recv_value), 7200, Some(min_final_cltv_expiry_delta)).unwrap();
+ (payment_hash, nodes[1].node.get_payment_preimage(payment_hash, payment_secret).unwrap(), payment_secret)
+ };
+ let route = get_route!(nodes[0], payment_parameters, recv_value, final_cltv_expiry_delta as u32).unwrap();
+ nodes[0].node.send_payment(&route, payment_hash, &Some(payment_secret), PaymentId(payment_hash.0)).unwrap();
+ check_added_monitors!(nodes[0], 1);
+ let mut events = nodes[0].node.get_and_clear_pending_msg_events();
+ assert_eq!(events.len(), 1);
+ let mut payment_event = SendEvent::from_event(events.pop().unwrap());
+ nodes[1].node.handle_update_add_htlc(&nodes[0].node.get_our_node_id(), &payment_event.msgs[0]);
+ commitment_signed_dance!(nodes[1], nodes[0], payment_event.commitment_msg, false);
+ expect_pending_htlcs_forwardable!(nodes[1]);
+
+ if valid_delta {
+ expect_payment_claimable!(nodes[1], payment_hash, payment_secret, recv_value, if use_user_hash {
+ None } else { Some(payment_preimage) }, nodes[1].node.get_our_node_id());
+
+ claim_payment(&nodes[0], &vec!(&nodes[1])[..], payment_preimage);
+ } else {
+ expect_pending_htlcs_forwardable_and_htlc_handling_failed!(nodes[1], vec![HTLCDestination::FailedPayment { payment_hash }]);
+
+ check_added_monitors!(nodes[1], 1);
+
+ let fail_updates = get_htlc_update_msgs!(nodes[1], nodes[0].node.get_our_node_id());
+ nodes[0].node.handle_update_fail_htlc(&nodes[1].node.get_our_node_id(), &fail_updates.update_fail_htlcs[0]);
+ commitment_signed_dance!(nodes[0], nodes[1], fail_updates.commitment_signed, false, true);
+
+ expect_payment_failed!(nodes[0], payment_hash, true);
+ }
+}
+
+#[test]
+fn test_payment_with_custom_min_cltv_expiry_delta() {
+ do_payment_with_custom_min_final_cltv_expiry(false, false);
+ do_payment_with_custom_min_final_cltv_expiry(false, true);
+ do_payment_with_custom_min_final_cltv_expiry(true, false);
+ do_payment_with_custom_min_final_cltv_expiry(true, true);
+}