use ln::channel::{Channel, ChannelError};
use ln::{chan_utils, onion_utils};
use ln::chan_utils::{htlc_success_tx_weight, htlc_timeout_tx_weight, HTLCOutputInCommitment};
+use routing::gossip::NetworkGraph;
use routing::router::{PaymentParameters, Route, RouteHop, RouteParameters, find_route, get_route};
use ln::features::{ChannelFeatures, InitFeatures, InvoiceFeatures, NodeFeatures};
use ln::msgs;
use bitcoin::blockdata::opcodes;
use bitcoin::blockdata::constants::genesis_block;
use bitcoin::network::constants::Network;
+use bitcoin::{Transaction, TxIn, TxOut, Witness};
+use bitcoin::OutPoint as BitcoinOutPoint;
use bitcoin::secp256k1::Secp256k1;
use bitcoin::secp256k1::{PublicKey,SecretKey};
check_closed_event!(nodes[0], 1, ClosureReason::CommitmentTxConfirmed);
connect_blocks(&nodes[0], TEST_FINAL_CLTV - 1); // Confirm blocks until the HTLC expires
- // Check we only broadcast 1 timeout tx
let claim_txn = nodes[0].tx_broadcaster.txn_broadcasted.lock().unwrap().clone();
assert_eq!(claim_txn.len(), 8);
- assert_eq!(claim_txn[1], claim_txn[4]);
- assert_eq!(claim_txn[2], claim_txn[5]);
- check_spends!(claim_txn[1], chan_1.3);
- check_spends!(claim_txn[2], claim_txn[1]);
- check_spends!(claim_txn[7], claim_txn[1]);
+
+ check_spends!(claim_txn[0], remote_txn[0]); // Immediate HTLC claim with preimage
+
+ check_spends!(claim_txn[1], chan_1.3); // Alternative commitment tx
+ check_spends!(claim_txn[2], claim_txn[1]); // HTLC spend in alternative commitment tx
+
+ let bump_tx = if claim_txn[1] == claim_txn[4] {
+ assert_eq!(claim_txn[1], claim_txn[4]);
+ assert_eq!(claim_txn[2], claim_txn[5]);
+
+ check_spends!(claim_txn[7], claim_txn[1]); // HTLC timeout on alternative commitment tx
+
+ check_spends!(claim_txn[3], remote_txn[0]); // HTLC timeout on broadcasted commitment tx
+ &claim_txn[3]
+ } else {
+ assert_eq!(claim_txn[1], claim_txn[3]);
+ assert_eq!(claim_txn[2], claim_txn[4]);
+
+ check_spends!(claim_txn[5], claim_txn[1]); // HTLC timeout on alternative commitment tx
+
+ check_spends!(claim_txn[7], remote_txn[0]); // HTLC timeout on broadcasted commitment tx
+
+ &claim_txn[7]
+ };
assert_eq!(claim_txn[0].input.len(), 1);
- assert_eq!(claim_txn[3].input.len(), 1);
- assert_eq!(claim_txn[0].input[0].previous_output, claim_txn[3].input[0].previous_output);
+ assert_eq!(bump_tx.input.len(), 1);
+ assert_eq!(claim_txn[0].input[0].previous_output, bump_tx.input[0].previous_output);
assert_eq!(claim_txn[0].input.len(), 1);
assert_eq!(claim_txn[0].input[0].witness.last().unwrap().len(), OFFERED_HTLC_SCRIPT_WEIGHT); // HTLC 1 <--> 0, preimage tx
- check_spends!(claim_txn[0], remote_txn[0]);
assert_eq!(remote_txn[0].output[claim_txn[0].input[0].previous_output.vout as usize].value, 800);
+
assert_eq!(claim_txn[6].input.len(), 1);
assert_eq!(claim_txn[6].input[0].witness.last().unwrap().len(), ACCEPTED_HTLC_SCRIPT_WEIGHT); // HTLC 0 <--> 1, timeout tx
check_spends!(claim_txn[6], remote_txn[0]);
let events = nodes[2].node.get_and_clear_pending_events();
assert_eq!(events.len(), 2);
match events[0] {
- Event::PaymentReceived { ref payment_hash, ref purpose, amt } => {
+ Event::PaymentReceived { ref payment_hash, ref purpose, amount_msat } => {
assert_eq!(our_payment_hash_21, *payment_hash);
- assert_eq!(recv_value_21, amt);
+ assert_eq!(recv_value_21, amount_msat);
match &purpose {
PaymentPurpose::InvoicePayment { payment_preimage, payment_secret, .. } => {
assert!(payment_preimage.is_none());
_ => panic!("Unexpected event"),
}
match events[1] {
- Event::PaymentReceived { ref payment_hash, ref purpose, amt } => {
+ Event::PaymentReceived { ref payment_hash, ref purpose, amount_msat } => {
assert_eq!(our_payment_hash_22, *payment_hash);
- assert_eq!(recv_value_22, amt);
+ assert_eq!(recv_value_22, amount_msat);
match &purpose {
PaymentPurpose::InvoicePayment { payment_preimage, payment_secret, .. } => {
assert!(payment_preimage.is_none());
check_preimage_claim(&nodes[4], &node_txn);
(close_chan_update_1, close_chan_update_2)
};
- nodes[3].net_graph_msg_handler.handle_channel_update(&close_chan_update_2).unwrap();
- nodes[4].net_graph_msg_handler.handle_channel_update(&close_chan_update_1).unwrap();
+ nodes[3].gossip_sync.handle_channel_update(&close_chan_update_2).unwrap();
+ nodes[4].gossip_sync.handle_channel_update(&close_chan_update_1).unwrap();
assert_eq!(nodes[3].node.list_channels().len(), 0);
assert_eq!(nodes[4].node.list_channels().len(), 0);
chanmon_cfgs[1].keys_manager.disable_revocation_policy_check = true;
let node_cfgs = create_node_cfgs(2, &chanmon_cfgs);
let node_chanmgrs = create_node_chanmgrs(2, &node_cfgs, &user_cfgs);
- let nodes = create_network(2, &node_cfgs, &node_chanmgrs);
+ let mut nodes = create_network(2, &node_cfgs, &node_chanmgrs);
+ *nodes[0].connect_style.borrow_mut() = ConnectStyle::FullBlockViaListen;
// Create some new channels:
let chan_5 = create_announced_chan_between_nodes(&nodes, 0, 1, InitFeatures::known(), InitFeatures::known());
expect_payment_failed!(nodes[1], payment_hash_2, true);
let node_txn = nodes[1].tx_broadcaster.txn_broadcasted.lock().unwrap();
- assert_eq!(node_txn.len(), 9);
- // ChannelMonitor: justice tx revoked offered htlc, justice tx revoked received htlc, justice tx revoked to_local (3)
- // ChannelManager: local commmitment + local HTLC-timeout (2)
- // ChannelMonitor: bumped justice tx, after one increase, bumps on HTLC aren't generated not being substantial anymore, bump on revoked to_local isn't generated due to more room for expiration (2)
- // ChannelMonitor: local commitment + local HTLC-timeout (2)
+ assert!(node_txn.len() == 9 || node_txn.len() == 10);
// Check the pair local commitment and HTLC-timeout broadcast due to HTLC expiration
assert_eq!(node_txn[0].input.len(), 1);
let (_, second_payment_hash, _) = route_payment(&nodes[0], &[&nodes[1], &nodes[2]], value);
let (_, third_payment_hash, _) = route_payment(&nodes[0], &[&nodes[1], &nodes[2]], value);
- assert!(nodes[2].node.fail_htlc_backwards(&first_payment_hash));
+ nodes[2].node.fail_htlc_backwards(&first_payment_hash);
expect_pending_htlcs_forwardable!(nodes[2]);
check_added_monitors!(nodes[2], 1);
let updates = get_htlc_update_msgs!(nodes[2], nodes[1].node.get_our_node_id());
let bs_raa = commitment_signed_dance!(nodes[1], nodes[2], updates.commitment_signed, false, true, false, true);
// Drop the last RAA from 3 -> 2
- assert!(nodes[2].node.fail_htlc_backwards(&second_payment_hash));
+ nodes[2].node.fail_htlc_backwards(&second_payment_hash);
expect_pending_htlcs_forwardable!(nodes[2]);
check_added_monitors!(nodes[2], 1);
let updates = get_htlc_update_msgs!(nodes[2], nodes[1].node.get_our_node_id());
nodes[2].node.handle_revoke_and_ack(&nodes[1].node.get_our_node_id(), &as_raa);
check_added_monitors!(nodes[2], 1);
- assert!(nodes[2].node.fail_htlc_backwards(&third_payment_hash));
+ nodes[2].node.fail_htlc_backwards(&third_payment_hash);
expect_pending_htlcs_forwardable!(nodes[2]);
check_added_monitors!(nodes[2], 1);
let updates = get_htlc_update_msgs!(nodes[2], nodes[1].node.get_our_node_id());
let node_chanmgrs = create_node_chanmgrs(2, &node_cfgs, &[None, None]);
let mut nodes = create_network(2, &node_cfgs, &node_chanmgrs);
- let mut as_funding_locked = None;
+ let mut as_channel_ready = None;
if messages_delivered == 0 {
- let (funding_locked, _, _) = create_chan_between_nodes_with_value_a(&nodes[0], &nodes[1], 100000, 10001, InitFeatures::known(), InitFeatures::known());
- as_funding_locked = Some(funding_locked);
- // nodes[1] doesn't receive the funding_locked message (it'll be re-sent on reconnect)
+ let (channel_ready, _, _) = create_chan_between_nodes_with_value_a(&nodes[0], &nodes[1], 100000, 10001, InitFeatures::known(), InitFeatures::known());
+ as_channel_ready = Some(channel_ready);
+ // nodes[1] doesn't receive the channel_ready message (it'll be re-sent on reconnect)
// Note that we store it so that if we're running with `simulate_broken_lnd` we can deliver
// it before the channel_reestablish message.
} else {
nodes[1].node.peer_disconnected(&nodes[0].node.get_our_node_id(), false);
if messages_delivered < 3 {
if simulate_broken_lnd {
- // lnd has a long-standing bug where they send a funding_locked prior to a
- // channel_reestablish if you reconnect prior to funding_locked time.
+ // lnd has a long-standing bug where they send a channel_ready prior to a
+ // channel_reestablish if you reconnect prior to channel_ready time.
//
- // Here we simulate that behavior, delivering a funding_locked immediately on
- // reconnect. Note that we don't bother skipping the now-duplicate funding_locked sent
+ // Here we simulate that behavior, delivering a channel_ready immediately on
+ // reconnect. Note that we don't bother skipping the now-duplicate channel_ready sent
// in `reconnect_nodes` but we currently don't fail based on that.
//
// See-also <https://github.com/lightningnetwork/lnd/issues/4006>
- nodes[1].node.handle_funding_locked(&nodes[0].node.get_our_node_id(), &as_funding_locked.as_ref().unwrap().0);
+ nodes[1].node.handle_channel_ready(&nodes[0].node.get_our_node_id(), &as_channel_ready.as_ref().unwrap().0);
}
- // Even if the funding_locked messages get exchanged, as long as nothing further was
+ // Even if the channel_ready messages get exchanged, as long as nothing further was
// received on either side, both sides will need to resend them.
reconnect_nodes(&nodes[0], &nodes[1], (true, true), (0, 1), (0, 0), (0, 0), (0, 0), (0, 0), (false, false));
} else if messages_delivered == 3 {
let events_2 = nodes[1].node.get_and_clear_pending_events();
assert_eq!(events_2.len(), 1);
match events_2[0] {
- Event::PaymentReceived { ref payment_hash, ref purpose, amt } => {
+ Event::PaymentReceived { ref payment_hash, ref purpose, amount_msat } => {
assert_eq!(payment_hash_1, *payment_hash);
- assert_eq!(amt, 1000000);
+ assert_eq!(amount_msat, 1_000_000);
match &purpose {
PaymentPurpose::InvoicePayment { payment_preimage, payment_secret, .. } => {
assert!(payment_preimage.is_none());
nodes[1].node.peer_connected(&nodes[0].node.get_our_node_id(), &msgs::Init { features: InitFeatures::empty(), remote_network_address: None });
let bs_reestablish = get_event_msg!(nodes[1], MessageSendEvent::SendChannelReestablish, nodes[0].node.get_our_node_id());
- // nodes[0] hasn't yet received a funding_locked, so it only sends that on reconnect.
+ // nodes[0] hasn't yet received a channel_ready, so it only sends that on reconnect.
nodes[0].node.handle_channel_reestablish(&nodes[1].node.get_our_node_id(), &bs_reestablish);
let events_3 = nodes[0].node.get_and_clear_pending_msg_events();
assert_eq!(events_3.len(), 1);
- let as_funding_locked = match events_3[0] {
- MessageSendEvent::SendFundingLocked { ref node_id, ref msg } => {
+ let as_channel_ready = match events_3[0] {
+ MessageSendEvent::SendChannelReady { ref node_id, ref msg } => {
assert_eq!(*node_id, nodes[1].node.get_our_node_id());
msg.clone()
},
_ => panic!("Unexpected event {:?}", events_3[0]),
};
- // nodes[1] received nodes[0]'s funding_locked on the first reconnect above, so it should send
+ // nodes[1] received nodes[0]'s channel_ready on the first reconnect above, so it should send
// announcement_signatures as well as channel_update.
nodes[1].node.handle_channel_reestablish(&nodes[0].node.get_our_node_id(), &as_reestablish);
let events_4 = nodes[1].node.get_and_clear_pending_msg_events();
assert_eq!(events_4.len(), 3);
let chan_id;
- let bs_funding_locked = match events_4[0] {
- MessageSendEvent::SendFundingLocked { ref node_id, ref msg } => {
+ let bs_channel_ready = match events_4[0] {
+ MessageSendEvent::SendChannelReady { ref node_id, ref msg } => {
assert_eq!(*node_id, nodes[0].node.get_our_node_id());
chan_id = msg.channel_id;
msg.clone()
_ => panic!("Unexpected event {:?}", events_4[2]),
}
- // Re-deliver nodes[0]'s funding_locked, which nodes[1] can safely ignore. It currently
+ // Re-deliver nodes[0]'s channel_ready, which nodes[1] can safely ignore. It currently
// generates a duplicative private channel_update
- nodes[1].node.handle_funding_locked(&nodes[0].node.get_our_node_id(), &as_funding_locked);
+ nodes[1].node.handle_channel_ready(&nodes[0].node.get_our_node_id(), &as_channel_ready);
let events_5 = nodes[1].node.get_and_clear_pending_msg_events();
assert_eq!(events_5.len(), 1);
match events_5[0] {
_ => panic!("Unexpected event {:?}", events_5[0]),
};
- // When we deliver nodes[1]'s funding_locked, however, nodes[0] will generate its
+ // When we deliver nodes[1]'s channel_ready, however, nodes[0] will generate its
// announcement_signatures.
- nodes[0].node.handle_funding_locked(&nodes[1].node.get_our_node_id(), &bs_funding_locked);
+ nodes[0].node.handle_channel_ready(&nodes[1].node.get_our_node_id(), &bs_channel_ready);
let events_6 = nodes[0].node.get_and_clear_pending_msg_events();
assert_eq!(events_6.len(), 1);
let as_announcement_sigs = match events_6[0] {
};
// Provide the channel announcement and public updates to the network graph
- nodes[0].net_graph_msg_handler.handle_channel_announcement(&chan_announcement).unwrap();
- nodes[0].net_graph_msg_handler.handle_channel_update(&bs_update).unwrap();
- nodes[0].net_graph_msg_handler.handle_channel_update(&as_update).unwrap();
+ nodes[0].gossip_sync.handle_channel_announcement(&chan_announcement).unwrap();
+ nodes[0].gossip_sync.handle_channel_update(&bs_update).unwrap();
+ nodes[0].gossip_sync.handle_channel_update(&as_update).unwrap();
let (route, _, _, _) = get_route_and_payment_hash!(nodes[0], nodes[1], 1000000);
let payment_preimage = send_along_route(&nodes[0], route, &[&nodes[1]], 1000000).0;
}
#[test]
-fn test_funding_locked_without_best_block_updated() {
+fn test_channel_ready_without_best_block_updated() {
// Previously, if we were offline when a funding transaction was locked in, and then we came
// back online, calling best_block_updated once followed by transactions_confirmed, we'd not
- // generate a funding_locked until a later best_block_updated. This tests that we generate the
- // funding_locked immediately instead.
+ // generate a channel_ready until a later best_block_updated. This tests that we generate the
+ // channel_ready immediately instead.
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 conf_block_header = nodes[0].get_block_header(conf_height);
nodes[0].node.transactions_confirmed(&conf_block_header, &conf_txn[..], conf_height);
- // Ensure nodes[0] generates a funding_locked after the transactions_confirmed
- let as_funding_locked = get_event_msg!(nodes[0], MessageSendEvent::SendFundingLocked, nodes[1].node.get_our_node_id());
- nodes[1].node.handle_funding_locked(&nodes[0].node.get_our_node_id(), &as_funding_locked);
+ // Ensure nodes[0] generates a channel_ready after the transactions_confirmed
+ let as_channel_ready = get_event_msg!(nodes[0], MessageSendEvent::SendChannelReady, nodes[1].node.get_our_node_id());
+ nodes[1].node.handle_channel_ready(&nodes[0].node.get_our_node_id(), &as_channel_ready);
}
#[test]
nodes[0].node.handle_channel_reestablish(&nodes[1].node.get_our_node_id(), &reestablish_2[0]);
assert!(nodes[0].node.get_and_clear_pending_msg_events().is_empty());
- let (funding_locked, _) = create_chan_between_nodes_with_value_confirm(&nodes[0], &nodes[1], &tx);
- let (announcement, as_update, bs_update) = create_chan_between_nodes_with_value_b(&nodes[0], &nodes[1], &funding_locked);
+ let (channel_ready, _) = create_chan_between_nodes_with_value_confirm(&nodes[0], &nodes[1], &tx);
+ let (announcement, as_update, bs_update) = create_chan_between_nodes_with_value_b(&nodes[0], &nodes[1], &channel_ready);
for node in nodes.iter() {
- assert!(node.net_graph_msg_handler.handle_channel_announcement(&announcement).unwrap());
- node.net_graph_msg_handler.handle_channel_update(&as_update).unwrap();
- node.net_graph_msg_handler.handle_channel_update(&bs_update).unwrap();
+ assert!(node.gossip_sync.handle_channel_announcement(&announcement).unwrap());
+ node.gossip_sync.handle_channel_update(&as_update).unwrap();
+ node.gossip_sync.handle_channel_update(&bs_update).unwrap();
}
send_payment(&nodes[0], &[&nodes[1]], 1000000);
nodes[0].node.handle_channel_reestablish(&nodes[1].node.get_our_node_id(), &reestablish_2[0]);
assert!(nodes[0].node.get_and_clear_pending_msg_events().is_empty());
- let (funding_locked, _) = create_chan_between_nodes_with_value_confirm(&nodes[0], &nodes[1], &tx);
- let (announcement, as_update, bs_update) = create_chan_between_nodes_with_value_b(&nodes[0], &nodes[1], &funding_locked);
+ let (channel_ready, _) = create_chan_between_nodes_with_value_confirm(&nodes[0], &nodes[1], &tx);
+ let (announcement, as_update, bs_update) = create_chan_between_nodes_with_value_b(&nodes[0], &nodes[1], &channel_ready);
for node in nodes.iter() {
- assert!(node.net_graph_msg_handler.handle_channel_announcement(&announcement).unwrap());
- node.net_graph_msg_handler.handle_channel_update(&as_update).unwrap();
- node.net_graph_msg_handler.handle_channel_update(&bs_update).unwrap();
+ assert!(node.gossip_sync.handle_channel_announcement(&announcement).unwrap());
+ node.gossip_sync.handle_channel_update(&as_update).unwrap();
+ node.gossip_sync.handle_channel_update(&bs_update).unwrap();
}
send_payment(&nodes[0], &[&nodes[1]], 1000000);
let htlc_timeout_tx;
{ // Extract one of the two HTLC-Timeout transaction
let node_txn = nodes[1].tx_broadcaster.txn_broadcasted.lock().unwrap();
- // ChannelMonitor: timeout tx * 3, ChannelManager: local commitment tx
- assert_eq!(node_txn.len(), 4);
+ // ChannelMonitor: timeout tx * 2-or-3, ChannelManager: local commitment tx
+ assert!(node_txn.len() == 4 || node_txn.len() == 3);
check_spends!(node_txn[0], chan_2.3);
check_spends!(node_txn[1], commitment_txn[0]);
assert_eq!(node_txn[1].input.len(), 1);
- check_spends!(node_txn[2], commitment_txn[0]);
- assert_eq!(node_txn[2].input.len(), 1);
- assert_eq!(node_txn[1].input[0].previous_output, node_txn[2].input[0].previous_output);
- check_spends!(node_txn[3], commitment_txn[0]);
- assert_ne!(node_txn[1].input[0].previous_output, node_txn[3].input[0].previous_output);
+
+ if node_txn.len() > 3 {
+ check_spends!(node_txn[2], commitment_txn[0]);
+ assert_eq!(node_txn[2].input.len(), 1);
+ assert_eq!(node_txn[1].input[0].previous_output, node_txn[2].input[0].previous_output);
+
+ check_spends!(node_txn[3], commitment_txn[0]);
+ assert_ne!(node_txn[1].input[0].previous_output, node_txn[3].input[0].previous_output);
+ } else {
+ check_spends!(node_txn[2], commitment_txn[0]);
+ assert_ne!(node_txn[1].input[0].previous_output, node_txn[2].input[0].previous_output);
+ }
assert_eq!(node_txn[1].input[0].witness.last().unwrap().len(), ACCEPTED_HTLC_SCRIPT_WEIGHT);
assert_eq!(node_txn[2].input[0].witness.last().unwrap().len(), ACCEPTED_HTLC_SCRIPT_WEIGHT);
- assert_eq!(node_txn[3].input[0].witness.last().unwrap().len(), ACCEPTED_HTLC_SCRIPT_WEIGHT);
+ if node_txn.len() > 3 {
+ assert_eq!(node_txn[3].input[0].witness.last().unwrap().len(), ACCEPTED_HTLC_SCRIPT_WEIGHT);
+ }
htlc_timeout_tx = node_txn[1].clone();
}
// Now fail back three of the over-dust-limit and three of the under-dust-limit payments in one go.
// Fail 0th below-dust, 4th above-dust, 8th above-dust, 10th below-dust HTLCs
- assert!(nodes[4].node.fail_htlc_backwards(&payment_hash_1));
- assert!(nodes[4].node.fail_htlc_backwards(&payment_hash_3));
- assert!(nodes[4].node.fail_htlc_backwards(&payment_hash_5));
- assert!(nodes[4].node.fail_htlc_backwards(&payment_hash_6));
+ nodes[4].node.fail_htlc_backwards(&payment_hash_1);
+ nodes[4].node.fail_htlc_backwards(&payment_hash_3);
+ nodes[4].node.fail_htlc_backwards(&payment_hash_5);
+ nodes[4].node.fail_htlc_backwards(&payment_hash_6);
check_added_monitors!(nodes[4], 0);
expect_pending_htlcs_forwardable!(nodes[4]);
check_added_monitors!(nodes[4], 1);
commitment_signed_dance!(nodes[3], nodes[4], four_removes.commitment_signed, false);
// Fail 3rd below-dust and 7th above-dust HTLCs
- assert!(nodes[5].node.fail_htlc_backwards(&payment_hash_2));
- assert!(nodes[5].node.fail_htlc_backwards(&payment_hash_4));
+ nodes[5].node.fail_htlc_backwards(&payment_hash_2);
+ nodes[5].node.fail_htlc_backwards(&payment_hash_4);
check_added_monitors!(nodes[5], 0);
expect_pending_htlcs_forwardable!(nodes[5]);
check_added_monitors!(nodes[5], 1);
let seed = [42; 32];
let keys_manager = test_utils::TestKeysInterface::new(&seed, Network::Testnet);
let chain_monitor = test_utils::TestChainMonitor::new(Some(&chanmon_cfgs[0].chain_source), &chanmon_cfgs[0].tx_broadcaster, &chanmon_cfgs[0].logger, &chanmon_cfgs[0].fee_estimator, &chanmon_cfgs[0].persister, &keys_manager);
- let node = NodeCfg { chain_source: &chanmon_cfgs[0].chain_source, logger: &chanmon_cfgs[0].logger, tx_broadcaster: &chanmon_cfgs[0].tx_broadcaster, fee_estimator: &chanmon_cfgs[0].fee_estimator, chain_monitor, keys_manager: &keys_manager, network_graph: &chanmon_cfgs[0].network_graph, node_seed: seed, features: InitFeatures::known() };
+ let network_graph = NetworkGraph::new(chanmon_cfgs[0].chain_source.genesis_hash, &chanmon_cfgs[0].logger);
+ let node = NodeCfg { chain_source: &chanmon_cfgs[0].chain_source, logger: &chanmon_cfgs[0].logger, tx_broadcaster: &chanmon_cfgs[0].tx_broadcaster, fee_estimator: &chanmon_cfgs[0].fee_estimator, chain_monitor, keys_manager: &keys_manager, network_graph, node_seed: seed, features: InitFeatures::known() };
let mut node_cfgs = create_node_cfgs(3, &chanmon_cfgs);
node_cfgs.remove(0);
node_cfgs.insert(0, node);
// actually revoked.
let htlc_value = if use_dust { 50000 } else { 3000000 };
let (_, our_payment_hash, _) = route_payment(&nodes[0], &[&nodes[1]], htlc_value);
- assert!(nodes[1].node.fail_htlc_backwards(&our_payment_hash));
+ nodes[1].node.fail_htlc_backwards(&our_payment_hash);
expect_pending_htlcs_forwardable!(nodes[1]);
check_added_monitors!(nodes[1], 1);
let as_prev_commitment_tx = get_local_commitment_txn!(nodes[0], chan.2);
// Fail one HTLC to prune it in the will-be-latest-local commitment tx
- assert!(nodes[1].node.fail_htlc_backwards(&payment_hash_2));
+ nodes[1].node.fail_htlc_backwards(&payment_hash_2);
check_added_monitors!(nodes[1], 0);
expect_pending_htlcs_forwardable!(nodes[1]);
check_added_monitors!(nodes[1], 1);
assert_eq!(node_txn[6].input.len(), 1);
check_spends!(node_txn[0], remote_txn[0]);
check_spends!(node_txn[6], remote_txn[0]);
- assert_eq!(node_txn[0].input[0].previous_output, node_txn[3].input[0].previous_output);
- preimage_bump = node_txn[3].clone();
check_spends!(node_txn[1], chan.3);
check_spends!(node_txn[2], node_txn[1]);
- assert_eq!(node_txn[1], node_txn[4]);
- assert_eq!(node_txn[2], node_txn[5]);
+
+ if node_txn[0].input[0].previous_output == node_txn[3].input[0].previous_output {
+ preimage_bump = node_txn[3].clone();
+ check_spends!(node_txn[3], remote_txn[0]);
+
+ assert_eq!(node_txn[1], node_txn[4]);
+ assert_eq!(node_txn[2], node_txn[5]);
+ } else {
+ preimage_bump = node_txn[7].clone();
+ check_spends!(node_txn[7], remote_txn[0]);
+ assert_eq!(node_txn[0].input[0].previous_output, node_txn[7].input[0].previous_output);
+
+ assert_eq!(node_txn[1], node_txn[3]);
+ assert_eq!(node_txn[2], node_txn[4]);
+ }
timeout = node_txn[6].txid();
let index = node_txn[6].input[0].previous_output.vout;
watchtower
};
let header = BlockHeader { version: 0x20000000, prev_blockhash: Default::default(), merkle_root: Default::default(), time: 42, bits: 42, nonce: 42 };
+ let block = Block { header, txdata: vec![] };
// Make the tx_broadcaster aware of enough blocks that it doesn't think we're violating
// transaction lock time requirements here.
- chanmon_cfgs[0].tx_broadcaster.blocks.lock().unwrap().resize(200, (header, 0));
- watchtower.chain_monitor.block_connected(&Block { header, txdata: vec![] }, 200);
+ chanmon_cfgs[0].tx_broadcaster.blocks.lock().unwrap().resize(200, (block.clone(), 0));
+ watchtower.chain_monitor.block_connected(&block, 200);
// Try to update ChannelMonitor
nodes[1].node.claim_funds(preimage);
watchtower
};
let header = BlockHeader { version: 0x20000000, prev_blockhash: Default::default(), merkle_root: Default::default(), time: 42, bits: 42, nonce: 42 };
+ let block = Block { header, txdata: vec![] };
// Make the tx_broadcaster aware of enough blocks that it doesn't think we're violating
// transaction lock time requirements here.
- chanmon_cfgs[0].tx_broadcaster.blocks.lock().unwrap().resize((CHAN_CONFIRM_DEPTH + 1 + TEST_FINAL_CLTV + LATENCY_GRACE_PERIOD_BLOCKS) as usize, (header, 0));
- watchtower_alice.chain_monitor.block_connected(&Block { header, txdata: vec![] }, CHAN_CONFIRM_DEPTH + 1 + TEST_FINAL_CLTV + LATENCY_GRACE_PERIOD_BLOCKS);
+ chanmon_cfgs[0].tx_broadcaster.blocks.lock().unwrap().resize((CHAN_CONFIRM_DEPTH + 1 + TEST_FINAL_CLTV + LATENCY_GRACE_PERIOD_BLOCKS) as usize, (block.clone(), 0));
+ watchtower_alice.chain_monitor.block_connected(&block, CHAN_CONFIRM_DEPTH + 1 + TEST_FINAL_CLTV + LATENCY_GRACE_PERIOD_BLOCKS);
// Watchtower Alice should have broadcast a commitment/HTLC-timeout
{
let funding_created = {
let mut a_channel_lock = nodes[0].node.channel_state.lock().unwrap();
- let mut as_chan = a_channel_lock.by_id.get_mut(&open_chan_2_msg.temporary_channel_id).unwrap();
+ // Once we call `get_outbound_funding_created` the channel has a duplicate channel_id as
+ // another channel in the ChannelManager - an invalid state. Thus, we'd panic later when we
+ // try to create another channel. Instead, we drop the channel entirely here (leaving the
+ // channelmanager in a possibly nonsense state instead).
+ let mut as_chan = a_channel_lock.by_id.remove(&open_chan_2_msg.temporary_channel_id).unwrap();
let logger = test_utils::TestLogger::new();
as_chan.get_outbound_funding_created(tx.clone(), funding_outpoint, &&logger).unwrap()
};
let events_4 = nodes[0].node.get_and_clear_pending_events();
assert_eq!(events_4.len(), 0);
assert_eq!(nodes[0].tx_broadcaster.txn_broadcasted.lock().unwrap().len(), 1);
- assert_eq!(nodes[0].tx_broadcaster.txn_broadcasted.lock().unwrap()[0].txid(), funding_output.txid);
+ assert_eq!(nodes[0].tx_broadcaster.txn_broadcasted.lock().unwrap()[0], tx);
- let (funding_locked, _) = create_chan_between_nodes_with_value_confirm(&nodes[0], &nodes[1], &tx);
- let (announcement, as_update, bs_update) = create_chan_between_nodes_with_value_b(&nodes[0], &nodes[1], &funding_locked);
+ let (channel_ready, _) = create_chan_between_nodes_with_value_confirm(&nodes[0], &nodes[1], &tx);
+ let (announcement, as_update, bs_update) = create_chan_between_nodes_with_value_b(&nodes[0], &nodes[1], &channel_ready);
update_nodes_with_chan_announce(&nodes, 0, 1, &announcement, &as_update, &bs_update);
send_payment(&nodes[0], &[&nodes[1]], 8000000);
}
check_added_monitors!(nodes[1], 2);
reconnect_nodes(&nodes[0], &nodes[1], (false, false), (0, 0), (0, 0), (0, 0), (0, 0), (0, 0), (false, false));
- // Note that nodes[1] and nodes[2] resend their funding_locked here since they haven't updated
+ // Note that nodes[1] and nodes[2] resend their channel_ready here since they haven't updated
// the commitment state.
reconnect_nodes(&nodes[1], &nodes[2], (true, true), (0, 0), (0, 0), (0, 0), (0, 0), (0, 0), (false, false));
nodes[0].node.handle_update_fail_htlc(&nodes[1].node.get_our_node_id(), &fail_updates_1.update_fail_htlcs[0]);
commitment_signed_dance!(nodes[0], nodes[1], fail_updates_1.commitment_signed, false);
- expect_payment_failed_conditions!(nodes[0], our_payment_hash, true, PaymentFailedConditions::new().mpp_parts_remain());
+ expect_payment_failed_conditions(&nodes[0], our_payment_hash, true, PaymentFailedConditions::new().mpp_parts_remain());
claim_payment(&nodes[0], &[&nodes[1]], our_payment_preimage);
}
nodes[0].node.handle_update_fail_htlc(&nodes[2].node.get_our_node_id(), &fail_updates_2.update_fail_htlcs[0]);
commitment_signed_dance!(nodes[0], nodes[2], fail_updates_2.commitment_signed, false);
- expect_payment_failed_conditions!(nodes[0], our_payment_hash, true, PaymentFailedConditions::new().mpp_parts_remain());
+ expect_payment_failed_conditions(&nodes[0], our_payment_hash, true, PaymentFailedConditions::new().mpp_parts_remain());
nodes[0].node.send_payment_along_path(&route.paths[1], &payment_params_opt, &our_payment_hash, &Some(our_payment_secret), 15_000_000, cur_height, payment_id, &None).unwrap();
check_added_monitors!(nodes[0], 1);
};
let scorer = test_utils::TestScorer::with_penalty(0);
let random_seed_bytes = chanmon_cfgs[1].keys_manager.get_secure_random_bytes();
- let route = find_route(&payer_pubkey, &route_params, network_graph, None, nodes[0].logger, &scorer, &random_seed_bytes).unwrap();
+ let route = find_route(&payer_pubkey, &route_params, &network_graph.read_only(), None, nodes[0].logger, &scorer, &random_seed_bytes).unwrap();
let test_preimage = PaymentPreimage([42; 32]);
let (payment_hash, _) = nodes[0].node.send_spontaneous_payment(&route, Some(test_preimage)).unwrap();
let scorer = test_utils::TestScorer::with_penalty(0);
let random_seed_bytes = chanmon_cfgs[1].keys_manager.get_secure_random_bytes();
let route = find_route(
- &payer_pubkey, &route_params, network_graph, Some(&first_hops.iter().collect::<Vec<_>>()),
- nodes[0].logger, &scorer, &random_seed_bytes
+ &payer_pubkey, &route_params, &network_graph.read_only(),
+ Some(&first_hops.iter().collect::<Vec<_>>()), nodes[0].logger, &scorer, &random_seed_bytes
).unwrap();
let test_preimage = PaymentPreimage([42; 32]);
claim_payment(&nodes[0], &path, test_preimage);
}
+#[test]
+fn test_double_partial_claim() {
+ // Test what happens if a node receives a payment, generates a PaymentReceived event, the HTLCs
+ // time out, the sender resends only some of the MPP parts, then the user processes the
+ // PaymentReceived event, ensuring they don't inadvertently claim only part of the full payment
+ // amount.
+ 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);
+
+ create_announced_chan_between_nodes_with_value(&nodes, 0, 1, 100_000, 0, InitFeatures::known(), InitFeatures::known());
+ create_announced_chan_between_nodes_with_value(&nodes, 0, 2, 100_000, 0, InitFeatures::known(), InitFeatures::known());
+ create_announced_chan_between_nodes_with_value(&nodes, 1, 3, 100_000, 0, InitFeatures::known(), InitFeatures::known());
+ create_announced_chan_between_nodes_with_value(&nodes, 2, 3, 100_000, 0, InitFeatures::known(), InitFeatures::known());
+
+ let (mut route, payment_hash, payment_preimage, payment_secret) = get_route_and_payment_hash!(nodes[0], nodes[3], 15_000_000);
+ assert_eq!(route.paths.len(), 2);
+ route.paths.sort_by(|path_a, _| {
+ // Sort the path so that the path through nodes[1] comes first
+ if path_a[0].pubkey == nodes[1].node.get_our_node_id() {
+ core::cmp::Ordering::Less } else { core::cmp::Ordering::Greater }
+ });
+
+ send_along_route_with_secret(&nodes[0], route.clone(), &[&[&nodes[1], &nodes[3]], &[&nodes[2], &nodes[3]]], 15_000_000, payment_hash, payment_secret);
+ // nodes[3] has now received a PaymentReceived event...which it will take some (exorbitant)
+ // amount of time to respond to.
+
+ // Connect some blocks to time out the payment
+ connect_blocks(&nodes[3], TEST_FINAL_CLTV);
+ connect_blocks(&nodes[0], TEST_FINAL_CLTV); // To get the same height for sending later
+
+ expect_pending_htlcs_forwardable!(nodes[3]);
+
+ pass_failed_payment_back(&nodes[0], &[&[&nodes[1], &nodes[3]], &[&nodes[2], &nodes[3]]], false, payment_hash);
+
+ // nodes[1] now retries one of the two paths...
+ nodes[0].node.send_payment(&route, payment_hash, &Some(payment_secret)).unwrap();
+ check_added_monitors!(nodes[0], 2);
+
+ let mut events = nodes[0].node.get_and_clear_pending_msg_events();
+ assert_eq!(events.len(), 2);
+ pass_along_path(&nodes[0], &[&nodes[1], &nodes[3]], 15_000_000, payment_hash, Some(payment_secret), events.drain(..).next().unwrap(), false, None);
+
+ // At this point nodes[3] has received one half of the payment, and the user goes to handle
+ // that PaymentReceived event they got hours ago and never handled...we should refuse to claim.
+ nodes[3].node.claim_funds(payment_preimage);
+ check_added_monitors!(nodes[3], 0);
+ assert!(nodes[3].node.get_and_clear_pending_msg_events().is_empty());
+}
+
fn do_test_partial_claim_before_restart(persist_both_monitors: bool) {
// Test what happens if a node receives an MPP payment, claims it, but crashes before
// persisting the ChannelManager. If `persist_both_monitors` is false, also crash after only
// To get to the correct state, on startup we should propagate the preimage to the
// still-off-chain channel, claiming the HTLC as soon as the peer connects, with the monitor
// receiving the preimage without a state update.
+ //
+ // Further, we should generate a `PaymentClaimed` event to inform the user that the payment was
+ // definitely claimed.
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]);
// commitment transaction. We should also still have the original PaymentReceived event we
// never finished processing.
let events = nodes[3].node.get_and_clear_pending_events();
- assert_eq!(events.len(), if persist_both_monitors { 3 } else { 2 });
- if let Event::PaymentReceived { amt: 15_000_000, .. } = events[0] { } else { panic!(); }
+ assert_eq!(events.len(), if persist_both_monitors { 4 } else { 3 });
+ if let Event::PaymentReceived { amount_msat: 15_000_000, .. } = events[0] { } else { panic!(); }
if let Event::ChannelClosed { reason: ClosureReason::OutdatedChannelManager, .. } = events[1] { } else { panic!(); }
if persist_both_monitors {
if let Event::ChannelClosed { reason: ClosureReason::OutdatedChannelManager, .. } = events[2] { } else { panic!(); }
}
+ // On restart, we should also get a duplicate PaymentClaimed event as we persisted the
+ // ChannelManager prior to handling the original one.
+ if let Event::PaymentClaimed { payment_hash: our_payment_hash, amount_msat: 15_000_000, .. } =
+ events[if persist_both_monitors { 3 } else { 2 }]
+ {
+ assert_eq!(payment_hash, our_payment_hash);
+ } else { panic!(); }
+
assert_eq!(nodes[3].node.list_channels().len(), if persist_both_monitors { 0 } else { 1 });
if !persist_both_monitors {
// If one of the two channels is still live, reveal the payment preimage over it.
nodes[0].node.handle_funding_signed(&nodes[1].node.get_our_node_id(), &get_event_msg!(nodes[1], MessageSendEvent::SendFundingSigned, nodes[0].node.get_our_node_id()));
check_added_monitors!(nodes[0], 1);
- let (funding_locked, channel_id) = create_chan_between_nodes_with_value_confirm(&nodes[0], &nodes[1], &tx);
- let (announcement, as_update, bs_update) = create_chan_between_nodes_with_value_b(&nodes[0], &nodes[1], &funding_locked);
+ let (channel_ready, channel_id) = create_chan_between_nodes_with_value_confirm(&nodes[0], &nodes[1], &tx);
+ let (announcement, as_update, bs_update) = create_chan_between_nodes_with_value_b(&nodes[0], &nodes[1], &channel_ready);
update_nodes_with_chan_announce(&nodes, 0, 1, &announcement, &as_update, &bs_update);
let dust_buffer_feerate = {
do_test_max_dust_htlc_exposure(false, ExposureEvent::AtUpdateFeeOutbound, false);
do_test_max_dust_htlc_exposure(false, ExposureEvent::AtUpdateFeeOutbound, true);
}
+
+#[test]
+fn test_non_final_funding_tx() {
+ 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);
+
+ let temp_channel_id = nodes[0].node.create_channel(nodes[1].node.get_our_node_id(), 100_000, 0, 42, None).unwrap();
+ let open_channel_message = get_event_msg!(nodes[0], MessageSendEvent::SendOpenChannel, nodes[1].node.get_our_node_id());
+ nodes[1].node.handle_open_channel(&nodes[0].node.get_our_node_id(), InitFeatures::known(), &open_channel_message);
+ let accept_channel_message = get_event_msg!(nodes[1], MessageSendEvent::SendAcceptChannel, nodes[0].node.get_our_node_id());
+ nodes[0].node.handle_accept_channel(&nodes[1].node.get_our_node_id(), InitFeatures::known(), &accept_channel_message);
+
+ let best_height = nodes[0].node.best_block.read().unwrap().height();
+
+ let chan_id = *nodes[0].network_chan_count.borrow();
+ let events = nodes[0].node.get_and_clear_pending_events();
+ let input = TxIn { previous_output: BitcoinOutPoint::null(), script_sig: bitcoin::Script::new(), sequence: 0x1, witness: Witness::from_vec(vec!(vec!(1))) };
+ assert_eq!(events.len(), 1);
+ let mut tx = match events[0] {
+ Event::FundingGenerationReady { ref channel_value_satoshis, ref output_script, .. } => {
+ // Timelock the transaction _beyond_ the best client height + 2.
+ Transaction { version: chan_id as i32, lock_time: best_height + 3, input: vec![input], output: vec![TxOut {
+ value: *channel_value_satoshis, script_pubkey: output_script.clone(),
+ }]}
+ },
+ _ => panic!("Unexpected event"),
+ };
+ // Transaction should fail as it's evaluated as non-final for propagation.
+ match nodes[0].node.funding_transaction_generated(&temp_channel_id, &nodes[1].node.get_our_node_id(), tx.clone()) {
+ Err(APIError::APIMisuseError { err }) => {
+ assert_eq!(format!("Funding transaction absolute timelock is non-final"), err);
+ },
+ _ => panic!()
+ }
+
+ // However, transaction should be accepted if it's in a +2 headroom from best block.
+ tx.lock_time -= 1;
+ assert!(nodes[0].node.funding_transaction_generated(&temp_channel_id, &nodes[1].node.get_our_node_id(), tx.clone()).is_ok());
+ get_event_msg!(nodes[0], MessageSendEvent::SendFundingCreated, nodes[1].node.get_our_node_id());
+}