use chain::{ChannelMonitorUpdateErr, Confirm, Listen, Watch};
use chain::channelmonitor::{ANTI_REORG_DELAY, ChannelMonitor, LATENCY_GRACE_PERIOD_BLOCKS};
use chain::transaction::OutPoint;
-use ln::channelmanager::{BREAKDOWN_TIMEOUT, ChannelManager, ChannelManagerReadArgs, PaymentId, PaymentSendFailure};
-use ln::features::InitFeatures;
+use chain::keysinterface::KeysInterface;
+use ln::channelmanager::{BREAKDOWN_TIMEOUT, ChannelManager, ChannelManagerReadArgs, MPP_TIMEOUT_TICKS, PaymentId, PaymentSendFailure};
+use ln::features::{InitFeatures, InvoiceFeatures};
use ln::msgs;
use ln::msgs::ChannelMessageHandler;
+use routing::router::{PaymentParameters, get_route};
use util::events::{ClosureReason, Event, MessageSendEvent, MessageSendEventsProvider};
use util::test_utils;
use util::errors::APIError;
use io;
use bitcoin::{Block, BlockHeader, BlockHash};
+use bitcoin::network::constants::Network;
use prelude::*;
claim_payment_along_route(&nodes[0], &[&[&nodes[1], &nodes[3]], &[&nodes[2], &nodes[3]]], false, payment_preimage);
}
+fn do_mpp_receive_timeout(send_partial_mpp: bool) {
+ let chanmon_cfgs = create_chanmon_cfgs(4);
+ let node_cfgs = create_node_cfgs(4, &chanmon_cfgs);
+ let node_chanmgrs = create_node_chanmgrs(4, &node_cfgs, &[None, None, None, None]);
+ let nodes = create_network(4, &node_cfgs, &node_chanmgrs);
+
+ let chan_1_id = create_announced_chan_between_nodes(&nodes, 0, 1, InitFeatures::known(), InitFeatures::known()).0.contents.short_channel_id;
+ let chan_2_id = create_announced_chan_between_nodes(&nodes, 0, 2, InitFeatures::known(), InitFeatures::known()).0.contents.short_channel_id;
+ let chan_3_id = create_announced_chan_between_nodes(&nodes, 1, 3, InitFeatures::known(), InitFeatures::known()).0.contents.short_channel_id;
+ let chan_4_id = create_announced_chan_between_nodes(&nodes, 2, 3, InitFeatures::known(), InitFeatures::known()).0.contents.short_channel_id;
+
+ let (mut route, payment_hash, payment_preimage, payment_secret) = get_route_and_payment_hash!(nodes[0], nodes[3], 100_000);
+ let path = route.paths[0].clone();
+ route.paths.push(path);
+ route.paths[0][0].pubkey = nodes[1].node.get_our_node_id();
+ route.paths[0][0].short_channel_id = chan_1_id;
+ route.paths[0][1].short_channel_id = chan_3_id;
+ route.paths[1][0].pubkey = nodes[2].node.get_our_node_id();
+ route.paths[1][0].short_channel_id = chan_2_id;
+ route.paths[1][1].short_channel_id = chan_4_id;
+
+ // Initiate the MPP payment.
+ let _ = nodes[0].node.send_payment(&route, payment_hash, &Some(payment_secret)).unwrap();
+ check_added_monitors!(nodes[0], 2); // one monitor per path
+ let mut events = nodes[0].node.get_and_clear_pending_msg_events();
+ assert_eq!(events.len(), 2);
+
+ // Pass half of the payment along the first path.
+ pass_along_path(&nodes[0], &[&nodes[1], &nodes[3]], 200_000, payment_hash, Some(payment_secret), events.remove(0), false, None);
+
+ if send_partial_mpp {
+ // Time out the partial MPP
+ for _ in 0..MPP_TIMEOUT_TICKS {
+ nodes[3].node.timer_tick_occurred();
+ }
+
+ // Failed HTLC from node 3 -> 1
+ expect_pending_htlcs_forwardable!(nodes[3]);
+ let htlc_fail_updates_3_1 = get_htlc_update_msgs!(nodes[3], nodes[1].node.get_our_node_id());
+ assert_eq!(htlc_fail_updates_3_1.update_fail_htlcs.len(), 1);
+ nodes[1].node.handle_update_fail_htlc(&nodes[3].node.get_our_node_id(), &htlc_fail_updates_3_1.update_fail_htlcs[0]);
+ check_added_monitors!(nodes[3], 1);
+ commitment_signed_dance!(nodes[1], nodes[3], htlc_fail_updates_3_1.commitment_signed, false);
+
+ // Failed HTLC from node 1 -> 0
+ expect_pending_htlcs_forwardable!(nodes[1]);
+ let htlc_fail_updates_1_0 = get_htlc_update_msgs!(nodes[1], nodes[0].node.get_our_node_id());
+ assert_eq!(htlc_fail_updates_1_0.update_fail_htlcs.len(), 1);
+ nodes[0].node.handle_update_fail_htlc(&nodes[1].node.get_our_node_id(), &htlc_fail_updates_1_0.update_fail_htlcs[0]);
+ check_added_monitors!(nodes[1], 1);
+ commitment_signed_dance!(nodes[0], nodes[1], htlc_fail_updates_1_0.commitment_signed, false);
+
+ expect_payment_failed_conditions!(nodes[0], payment_hash, false, PaymentFailedConditions::new().mpp_parts_remain().expected_htlc_error_data(23, &[][..]));
+ } else {
+ // Pass half of the payment along the second path.
+ pass_along_path(&nodes[0], &[&nodes[2], &nodes[3]], 200_000, payment_hash, Some(payment_secret), events.remove(0), true, None);
+
+ // Even after MPP_TIMEOUT_TICKS we should not timeout the MPP if we have all the parts
+ for _ in 0..MPP_TIMEOUT_TICKS {
+ nodes[3].node.timer_tick_occurred();
+ }
+
+ claim_payment_along_route(&nodes[0], &[&[&nodes[1], &nodes[3]], &[&nodes[2], &nodes[3]]], false, payment_preimage);
+ }
+}
+
+#[test]
+fn mpp_receive_timeout() {
+ do_mpp_receive_timeout(true);
+ do_mpp_receive_timeout(false);
+}
+
#[test]
fn retry_expired_payment() {
let chanmon_cfgs = create_chanmon_cfgs(3);
assert_eq!(as_broadcasted_txn[0], as_commitment_tx);
nodes[1].node.peer_disconnected(&nodes[0].node.get_our_node_id(), false);
- nodes[0].node.peer_connected(&nodes[1].node.get_our_node_id(), &msgs::Init { features: InitFeatures::known()});
+ nodes[0].node.peer_connected(&nodes[1].node.get_our_node_id(), &msgs::Init { features: InitFeatures::known(), remote_network_address: None });
assert!(nodes[0].node.get_and_clear_pending_msg_events().is_empty());
// Now nodes[1] should send a channel reestablish, which nodes[0] will respond to with an
// error, as the channel has hit the chain.
- nodes[1].node.peer_connected(&nodes[0].node.get_our_node_id(), &msgs::Init { features: InitFeatures::known()});
+ nodes[1].node.peer_connected(&nodes[0].node.get_our_node_id(), &msgs::Init { features: InitFeatures::known(), remote_network_address: None });
let bs_reestablish = get_event_msg!(nodes[1], MessageSendEvent::SendChannelReestablish, nodes[0].node.get_our_node_id());
nodes[0].node.handle_channel_reestablish(&nodes[1].node.get_our_node_id(), &bs_reestablish);
let as_err = nodes[0].node.get_and_clear_pending_msg_events();
let bs_htlc_claim_txn = nodes[1].tx_broadcaster.txn_broadcasted.lock().unwrap().split_off(0);
assert_eq!(bs_htlc_claim_txn.len(), 1);
check_spends!(bs_htlc_claim_txn[0], as_commitment_tx);
- expect_payment_forwarded!(nodes[1], None, false);
+ expect_payment_forwarded!(nodes[1], nodes[0], nodes[2], None, false, false);
- mine_transaction(&nodes[0], &as_commitment_tx);
+ if !confirm_before_reload {
+ mine_transaction(&nodes[0], &as_commitment_tx);
+ }
mine_transaction(&nodes[0], &bs_htlc_claim_txn[0]);
expect_payment_sent!(nodes[0], payment_preimage_1);
connect_blocks(&nodes[0], TEST_FINAL_CLTV*4 + 20);
check_added_monitors!(nodes[1], 1);
check_closed_event!(nodes[1], 1, ClosureReason::CommitmentTxConfirmed);
let claim_txn = nodes[1].tx_broadcaster.txn_broadcasted.lock().unwrap().split_off(0);
+ assert_eq!(claim_txn.len(), 3);
+ check_spends!(claim_txn[0], node_txn[1]);
+ check_spends!(claim_txn[1], funding_tx);
+ check_spends!(claim_txn[2], claim_txn[1]);
header.prev_blockhash = nodes[0].best_block_hash();
connect_block(&nodes[0], &Block { header, txdata: vec![node_txn[1].clone()]});
}
header.prev_blockhash = nodes[0].best_block_hash();
- let claim_block = Block { header, txdata: if payment_timeout { timeout_txn } else { claim_txn } };
+ let claim_block = Block { header, txdata: if payment_timeout { timeout_txn } else { vec![claim_txn[0].clone()] } };
if payment_timeout {
assert!(confirm_commitment_tx); // Otherwise we're spending below our CSV!
// it had already considered the payment fulfilled, and now they just got free money.
assert!(nodes[0].node.get_and_clear_pending_events().is_empty());
}
+
+#[test]
+fn get_ldk_payment_preimage() {
+ // Ensure that `ChannelManager::get_payment_preimage` can successfully be used to claim a payment.
+ 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 mut nodes = create_network(2, &node_cfgs, &node_chanmgrs);
+ create_announced_chan_between_nodes(&nodes, 0, 1, InitFeatures::known(), InitFeatures::known());
+
+ let amt_msat = 60_000;
+ let expiry_secs = 60 * 60;
+ let (payment_hash, payment_secret) = nodes[1].node.create_inbound_payment(Some(amt_msat), expiry_secs).unwrap();
+
+ let payment_params = PaymentParameters::from_node_id(nodes[1].node.get_our_node_id())
+ .with_features(InvoiceFeatures::known());
+ let scorer = test_utils::TestScorer::with_penalty(0);
+ let keys_manager = test_utils::TestKeysInterface::new(&[0u8; 32], Network::Testnet);
+ let random_seed_bytes = 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(),
+ Some(&nodes[0].node.list_usable_channels().iter().collect::<Vec<_>>()),
+ amt_msat, TEST_FINAL_CLTV, nodes[0].logger, &scorer, &random_seed_bytes).unwrap();
+ let _payment_id = nodes[0].node.send_payment(&route, payment_hash, &Some(payment_secret)).unwrap();
+ check_added_monitors!(nodes[0], 1);
+
+ // Make sure to use `get_payment_preimage`
+ let payment_preimage = nodes[1].node.get_payment_preimage(payment_hash, payment_secret).unwrap();
+ let mut events = nodes[0].node.get_and_clear_pending_msg_events();
+ assert_eq!(events.len(), 1);
+ pass_along_path(&nodes[0], &[&nodes[1]], amt_msat, payment_hash, Some(payment_secret), events.pop().unwrap(), true, Some(payment_preimage));
+ claim_payment_along_route(&nodes[0], &[&[&nodes[1]]], false, payment_preimage);
+}