use chain::transaction::OutPoint;
use chain::keysinterface::{ChannelKeys, KeysInterface, SpendableOutputDescriptor};
+use chain::chaininterface;
use chain::chaininterface::{ChainListener, ChainWatchInterfaceUtil, BlockNotifier};
use ln::channel::{COMMITMENT_TX_BASE_WEIGHT, COMMITMENT_TX_WEIGHT_PER_HTLC};
use ln::channelmanager::{ChannelManager,ChannelManagerReadArgs,HTLCForwardInfo,RAACommitmentOrder, PaymentPreimage, PaymentHash, PaymentSecret, PaymentSendFailure, BREAKDOWN_TIMEOUT};
use ln::channelmonitor::{ChannelMonitor, CLTV_CLAIM_BUFFER, LATENCY_GRACE_PERIOD_BLOCKS, ManyChannelMonitor, ANTI_REORG_DELAY};
+use ln::channelmonitor;
use ln::channel::{Channel, ChannelError};
use ln::{chan_utils, onion_utils};
use ln::router::{Route, RouteHop};
// ...but before it's delivered, nodes[1] starts to send a payment back to nodes[0]...
let (_, our_payment_hash) = get_payment_preimage_hash!(nodes[0]);
- nodes[1].node.send_payment(nodes[1].router.get_route(&nodes[0].node.get_our_node_id(), None, &Vec::new(), 40000, TEST_FINAL_CLTV).unwrap(), our_payment_hash, &None).unwrap();
+ nodes[1].node.send_payment(&nodes[1].router.get_route(&nodes[0].node.get_our_node_id(), None, &Vec::new(), 40000, TEST_FINAL_CLTV).unwrap(), our_payment_hash, &None).unwrap();
check_added_monitors!(nodes[1], 1);
let payment_event = {
// ...but before it's delivered, nodes[1] starts to send a payment back to nodes[0]...
let (_, our_payment_hash) = get_payment_preimage_hash!(nodes[0]);
- nodes[1].node.send_payment(nodes[1].router.get_route(&nodes[0].node.get_our_node_id(), None, &Vec::new(), 40000, TEST_FINAL_CLTV).unwrap(), our_payment_hash, &None).unwrap();
+ nodes[1].node.send_payment(&nodes[1].router.get_route(&nodes[0].node.get_our_node_id(), None, &Vec::new(), 40000, TEST_FINAL_CLTV).unwrap(), our_payment_hash, &None).unwrap();
check_added_monitors!(nodes[1], 1);
let payment_event = {
let (our_payment_preimage, our_payment_hash) = get_payment_preimage_hash!(nodes[1]);
// nothing happens since node[1] is in AwaitingRemoteRevoke
- nodes[1].node.send_payment(route, our_payment_hash, &None).unwrap();
+ nodes[1].node.send_payment(&route, our_payment_hash, &None).unwrap();
{
let mut added_monitors = nodes[0].chan_monitor.added_monitors.lock().unwrap();
assert_eq!(added_monitors.len(), 0);
assert!(nodes[1].node.get_and_clear_pending_msg_events().is_empty());
let (_, payment_hash) = get_payment_preimage_hash!(nodes[0]);
- unwrap_send_err!(nodes[0].node.send_payment(route_1, payment_hash, &None), true, APIError::ChannelUnavailable {..}, {});
- unwrap_send_err!(nodes[1].node.send_payment(route_2, payment_hash, &None), true, APIError::ChannelUnavailable {..}, {});
+ unwrap_send_err!(nodes[0].node.send_payment(&route_1, payment_hash, &None), true, APIError::ChannelUnavailable {..}, {});
+ unwrap_send_err!(nodes[1].node.send_payment(&route_2, payment_hash, &None), true, APIError::ChannelUnavailable {..}, {});
assert!(nodes[2].node.claim_funds(our_payment_preimage, &None, 100_000));
check_added_monitors!(nodes[2], 1);
let route = nodes[0].router.get_route(&nodes[2].node.get_our_node_id(), None, &[], 100000, TEST_FINAL_CLTV).unwrap();
let (_, our_payment_hash) = get_payment_preimage_hash!(nodes[0]);
- nodes[0].node.send_payment(route, our_payment_hash, &None).unwrap();
+ nodes[0].node.send_payment(&route, our_payment_hash, &None).unwrap();
check_added_monitors!(nodes[0], 1);
let updates = get_htlc_update_msgs!(nodes[0], nodes[1].node.get_our_node_id());
assert_eq!(updates.update_add_htlcs.len(), 1);
for _ in 0..::ln::channel::OUR_MAX_HTLCS {
let route = nodes[1].router.get_route(&nodes[2].node.get_our_node_id(), None, &Vec::new(), 100000, TEST_FINAL_CLTV).unwrap();
let (payment_preimage, payment_hash) = get_payment_preimage_hash!(nodes[0]);
- nodes[1].node.send_payment(route, payment_hash, &None).unwrap();
+ nodes[1].node.send_payment(&route, payment_hash, &None).unwrap();
payments.push((payment_preimage, payment_hash));
}
check_added_monitors!(nodes[1], 1);
// another HTLC.
let route = nodes[1].router.get_route(&nodes[2].node.get_our_node_id(), None, &Vec::new(), 100000, TEST_FINAL_CLTV).unwrap();
let (_, payment_hash_1) = get_payment_preimage_hash!(nodes[0]);
- unwrap_send_err!(nodes[1].node.send_payment(route, payment_hash_1, &None), true, APIError::ChannelUnavailable { err },
+ unwrap_send_err!(nodes[1].node.send_payment(&route, payment_hash_1, &None), true, APIError::ChannelUnavailable { err },
assert_eq!(err, "Cannot push more than their max accepted HTLCs"));
assert!(nodes[1].node.get_and_clear_pending_msg_events().is_empty());
nodes[1].logger.assert_log("lightning::ln::channelmanager".to_string(), "Cannot push more than their max accepted HTLCs".to_string(), 1);
// This should also be true if we try to forward a payment.
let route = nodes[0].router.get_route(&nodes[2].node.get_our_node_id(), None, &Vec::new(), 100000, TEST_FINAL_CLTV).unwrap();
let (_, payment_hash_2) = get_payment_preimage_hash!(nodes[0]);
- nodes[0].node.send_payment(route, payment_hash_2, &None).unwrap();
+ nodes[0].node.send_payment(&route, payment_hash_2, &None).unwrap();
check_added_monitors!(nodes[0], 1);
let mut events = nodes[0].node.get_and_clear_pending_msg_events();
{
let (route, our_payment_hash, _) = get_route_and_payment_hash!(recv_value_0 + 1);
assert!(route.paths[0].iter().rev().skip(1).all(|h| h.fee_msat == feemsat));
- unwrap_send_err!(nodes[0].node.send_payment(route, our_payment_hash, &None), true, APIError::ChannelUnavailable { err },
+ unwrap_send_err!(nodes[0].node.send_payment(&route, our_payment_hash, &None), true, APIError::ChannelUnavailable { err },
assert_eq!(err, "Cannot send value that would put us over the max HTLC value in flight our peer will accept"));
assert!(nodes[0].node.get_and_clear_pending_msg_events().is_empty());
nodes[0].logger.assert_log("lightning::ln::channelmanager".to_string(), "Cannot send value that would put us over the max HTLC value in flight our peer will accept".to_string(), 1);
let recv_value = stat01.value_to_self_msat - stat01.channel_reserve_msat - total_fee_msat;
// attempt to get channel_reserve violation
let (route, our_payment_hash, _) = get_route_and_payment_hash!(recv_value + 1);
- unwrap_send_err!(nodes[0].node.send_payment(route.clone(), our_payment_hash, &None), true, APIError::ChannelUnavailable { err },
+ unwrap_send_err!(nodes[0].node.send_payment(&route, our_payment_hash, &None), true, APIError::ChannelUnavailable { err },
assert_eq!(err, "Cannot send value that would put us over their reserve value"));
assert!(nodes[0].node.get_and_clear_pending_msg_events().is_empty());
nodes[0].logger.assert_log("lightning::ln::channelmanager".to_string(), "Cannot send value that would put us over their reserve value".to_string(), 1);
let (route_1, our_payment_hash_1, our_payment_preimage_1) = get_route_and_payment_hash!(recv_value_1);
let payment_event_1 = {
- nodes[0].node.send_payment(route_1, our_payment_hash_1, &None).unwrap();
+ nodes[0].node.send_payment(&route_1, our_payment_hash_1, &None).unwrap();
check_added_monitors!(nodes[0], 1);
let mut events = nodes[0].node.get_and_clear_pending_msg_events();
let recv_value_2 = stat01.value_to_self_msat - amt_msat_1 - stat01.channel_reserve_msat - total_fee_msat;
{
let (route, our_payment_hash, _) = get_route_and_payment_hash!(recv_value_2 + 1);
- unwrap_send_err!(nodes[0].node.send_payment(route, our_payment_hash, &None), true, APIError::ChannelUnavailable { err },
+ unwrap_send_err!(nodes[0].node.send_payment(&route, our_payment_hash, &None), true, APIError::ChannelUnavailable { err },
assert_eq!(err, "Cannot send value that would put us over their reserve value"));
assert!(nodes[0].node.get_and_clear_pending_msg_events().is_empty());
nodes[0].logger.assert_log("lightning::ln::channelmanager".to_string(), "Cannot send value that would put us over their reserve value".to_string(), 2);
// now see if they go through on both sides
let (route_21, our_payment_hash_21, our_payment_preimage_21) = get_route_and_payment_hash!(recv_value_21);
// but this will stuck in the holding cell
- nodes[0].node.send_payment(route_21, our_payment_hash_21, &None).unwrap();
+ nodes[0].node.send_payment(&route_21, our_payment_hash_21, &None).unwrap();
check_added_monitors!(nodes[0], 0);
let events = nodes[0].node.get_and_clear_pending_events();
assert_eq!(events.len(), 0);
// test with outbound holding cell amount > 0
{
let (route, our_payment_hash, _) = get_route_and_payment_hash!(recv_value_22+1);
- unwrap_send_err!(nodes[0].node.send_payment(route, our_payment_hash, &None), true, APIError::ChannelUnavailable { err },
+ unwrap_send_err!(nodes[0].node.send_payment(&route, our_payment_hash, &None), true, APIError::ChannelUnavailable { err },
assert_eq!(err, "Cannot send value that would put us over their reserve value"));
assert!(nodes[0].node.get_and_clear_pending_msg_events().is_empty());
nodes[0].logger.assert_log("lightning::ln::channelmanager".to_string(), "Cannot send value that would put us over their reserve value".to_string(), 3);
let (route_22, our_payment_hash_22, our_payment_preimage_22) = get_route_and_payment_hash!(recv_value_22);
// this will also stuck in the holding cell
- nodes[0].node.send_payment(route_22, our_payment_hash_22, &None).unwrap();
+ nodes[0].node.send_payment(&route_22, our_payment_hash_22, &None).unwrap();
check_added_monitors!(nodes[0], 0);
assert!(nodes[0].node.get_and_clear_pending_events().is_empty());
assert!(nodes[0].node.get_and_clear_pending_msg_events().is_empty());
let (payment_preimage_3, payment_hash_3) = get_payment_preimage_hash!(nodes[0]);
let send_1 = {
let route = nodes[0].router.get_route(&nodes[1].node.get_our_node_id(), None, &[], 100000, TEST_FINAL_CLTV).unwrap();
- nodes[0].node.send_payment(route, payment_hash_3, &None).unwrap();
+ nodes[0].node.send_payment(&route, payment_hash_3, &None).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 (payment_preimage_4, payment_hash_4) = get_payment_preimage_hash!(nodes[1]);
let send_2 = {
let route = nodes[1].router.get_route(&nodes[0].node.get_our_node_id(), None, &[], 10000, TEST_FINAL_CLTV).unwrap();
- nodes[1].node.send_payment(route, payment_hash_4, &None).unwrap();
+ nodes[1].node.send_payment(&route, payment_hash_4, &None).unwrap();
check_added_monitors!(nodes[1], 1);
let mut events = nodes[1].node.get_and_clear_pending_msg_events();
assert_eq!(events.len(), 1);
}
let node_txn = nodes[1].tx_broadcaster.txn_broadcasted.lock().unwrap();
- assert_eq!(node_txn.len(), 21);
+ 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 (4), after one increase, bumps on HTLC aren't generated not being substantial anymore
- // ChannelMonito r: local commitment + local HTLC-timeout (14)
-
- assert_eq!(node_txn[0], node_txn[5]);
- assert_eq!(node_txn[0], node_txn[7]);
- assert_eq!(node_txn[0], node_txn[9]);
- assert_eq!(node_txn[0], node_txn[13]);
- assert_eq!(node_txn[0], node_txn[15]);
- assert_eq!(node_txn[0], node_txn[17]);
- assert_eq!(node_txn[0], node_txn[19]);
-
- assert_eq!(node_txn[1], node_txn[6]);
- assert_eq!(node_txn[1], node_txn[8]);
- assert_eq!(node_txn[1], node_txn[10]);
- assert_eq!(node_txn[1], node_txn[14]);
- assert_eq!(node_txn[1], node_txn[16]);
- assert_eq!(node_txn[1], node_txn[18]);
- assert_eq!(node_txn[1], node_txn[20]);
-
-
- // Check the pair local commitment and HTLC-timeout broadcast due to HTLC expiration and present 8 times (rebroadcast at every block from 200 to 206)
- assert_eq!(node_txn[0].input.len(), 1);
- check_spends!(node_txn[0], chan_1.3);
- assert_eq!(node_txn[1].input.len(), 1);
- let witness_script = node_txn[1].input[0].witness.last().unwrap();
- assert_eq!(witness_script.len(), OFFERED_HTLC_SCRIPT_WEIGHT); //Spending an offered htlc output
- check_spends!(node_txn[1], node_txn[0]);
+ // 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)
- // Justice transactions are indices 2-3-4
+ // Check the pair local commitment and HTLC-timeout broadcast due to HTLC expiration
assert_eq!(node_txn[2].input.len(), 1);
+ check_spends!(node_txn[2], chan_1.3);
assert_eq!(node_txn[3].input.len(), 1);
+ let witness_script = node_txn[3].input[0].witness.last().unwrap();
+ assert_eq!(witness_script.len(), OFFERED_HTLC_SCRIPT_WEIGHT); //Spending an offered htlc output
+ check_spends!(node_txn[3], node_txn[2]);
+
+ // Justice transactions are indices 1-2-4
+ assert_eq!(node_txn[0].input.len(), 1);
+ assert_eq!(node_txn[1].input.len(), 1);
assert_eq!(node_txn[4].input.len(), 1);
- check_spends!(node_txn[2], revoked_local_txn[0]);
- check_spends!(node_txn[3], revoked_local_txn[0]);
+
+ check_spends!(node_txn[0], revoked_local_txn[0]);
+ check_spends!(node_txn[1], revoked_local_txn[0]);
check_spends!(node_txn[4], revoked_local_txn[0]);
let mut witness_lens = BTreeSet::new();
- witness_lens.insert(node_txn[2].input[0].witness.last().unwrap().len());
- witness_lens.insert(node_txn[3].input[0].witness.last().unwrap().len());
+ witness_lens.insert(node_txn[0].input[0].witness.last().unwrap().len());
+ witness_lens.insert(node_txn[1].input[0].witness.last().unwrap().len());
witness_lens.insert(node_txn[4].input[0].witness.last().unwrap().len());
assert_eq!(witness_lens.len(), 3);
assert_eq!(*witness_lens.iter().skip(0).next().unwrap(), 77); // revoked to_local
nodes[2].block_notifier.block_connected(&Block { header, txdata: vec![commitment_tx[0].clone()]}, 1);
check_closed_broadcast!(nodes[2], false);
check_added_monitors!(nodes[2], 1);
- let node_txn = nodes[2].tx_broadcaster.txn_broadcasted.lock().unwrap().clone(); // ChannelManager : 3 (commitment tx, 2*htlc-success tx), ChannelMonitor : 4 (2*2 * HTLC-Success tx)
- assert_eq!(node_txn.len(), 7);
+ let node_txn = nodes[2].tx_broadcaster.txn_broadcasted.lock().unwrap().clone(); // ChannelManager : 3 (commitment tx, 2*htlc-success tx), ChannelMonitor : 2 (2 * HTLC-Success tx)
+ assert_eq!(node_txn.len(), 5);
assert_eq!(node_txn[0], node_txn[3]);
assert_eq!(node_txn[1], node_txn[4]);
- assert_eq!(node_txn[0], node_txn[5]);
- assert_eq!(node_txn[1], node_txn[6]);
assert_eq!(node_txn[2], commitment_tx[0]);
check_spends!(node_txn[0], commitment_tx[0]);
check_spends!(node_txn[1], commitment_tx[0]);
macro_rules! check_tx_local_broadcast {
($node: expr, $htlc_offered: expr, $commitment_tx: expr, $chan_tx: expr) => { {
let mut node_txn = $node.tx_broadcaster.txn_broadcasted.lock().unwrap();
- assert_eq!(node_txn.len(), if $htlc_offered { 7 } else { 5 });
+ assert_eq!(node_txn.len(), 5);
// Node[1]: ChannelManager: 3 (commitment tx, 2*HTLC-Timeout tx), ChannelMonitor: 2 (timeout tx)
- // Node[0]: ChannelManager: 3 (commtiemtn tx, 2*HTLC-Timeout tx), ChannelMonitor: 2 HTLC-timeout * 2 (block-rescan)
+ // Node[0]: ChannelManager: 3 (commtiemtn tx, 2*HTLC-Timeout tx), ChannelMonitor: 2 HTLC-timeout
check_spends!(node_txn[0], $commitment_tx);
check_spends!(node_txn[1], $commitment_tx);
- if $htlc_offered {
- assert_eq!(node_txn[0], node_txn[5]);
- assert_eq!(node_txn[1], node_txn[6]);
- }
assert_ne!(node_txn[0].lock_time, 0);
assert_ne!(node_txn[1].lock_time, 0);
if $htlc_offered {
let timeout_tx;
{
let mut node_txn = nodes[1].tx_broadcaster.txn_broadcasted.lock().unwrap();
- assert_eq!(node_txn.len(), 7); // ChannelManager : 2 (commitment tx, HTLC-Timeout tx), ChannelMonitor : (local commitment tx + HTLC-timeout) * 2 (block-rescan), timeout tx
- assert_eq!(node_txn[0], node_txn[3]);
- assert_eq!(node_txn[0], node_txn[5]);
- assert_eq!(node_txn[1], node_txn[4]);
- assert_eq!(node_txn[1], node_txn[6]);
+ assert_eq!(node_txn.len(), 5); // ChannelManager : 2 (commitment tx, HTLC-Timeout tx), ChannelMonitor : 2 (local commitment tx + HTLC-timeout), 1 timeout tx
+ assert_eq!(node_txn[1], node_txn[3]);
+ assert_eq!(node_txn[2], node_txn[4]);
- check_spends!(node_txn[2], commitment_tx[0]);
- assert_eq!(node_txn[2].clone().input[0].witness.last().unwrap().len(), ACCEPTED_HTLC_SCRIPT_WEIGHT);
+ check_spends!(node_txn[0], commitment_tx[0]);
+ assert_eq!(node_txn[0].clone().input[0].witness.last().unwrap().len(), ACCEPTED_HTLC_SCRIPT_WEIGHT);
- check_spends!(node_txn[0], chan_2.3);
- check_spends!(node_txn[1], node_txn[0]);
- assert_eq!(node_txn[0].clone().input[0].witness.last().unwrap().len(), 71);
- assert_eq!(node_txn[1].clone().input[0].witness.last().unwrap().len(), OFFERED_HTLC_SCRIPT_WEIGHT);
+ check_spends!(node_txn[1], chan_2.3);
+ check_spends!(node_txn[2], node_txn[1]);
+ assert_eq!(node_txn[1].clone().input[0].witness.last().unwrap().len(), 71);
+ assert_eq!(node_txn[2].clone().input[0].witness.last().unwrap().len(), OFFERED_HTLC_SCRIPT_WEIGHT);
- timeout_tx = node_txn[2].clone();
+ timeout_tx = node_txn[0].clone();
node_txn.clear();
}
// on nodes[2]'s RAA.
let route = nodes[1].router.get_route(&nodes[2].node.get_our_node_id(), None, &Vec::new(), 1000000, TEST_FINAL_CLTV).unwrap();
let (_, fourth_payment_hash) = get_payment_preimage_hash!(nodes[0]);
- nodes[1].node.send_payment(route, fourth_payment_hash, &None).unwrap();
+ nodes[1].node.send_payment(&route, fourth_payment_hash, &None).unwrap();
assert!(nodes[1].node.get_and_clear_pending_msg_events().is_empty());
assert!(nodes[1].node.get_and_clear_pending_events().is_empty());
check_added_monitors!(nodes[1], 0);
{
let (_, payment_hash) = get_payment_preimage_hash!(nodes[0]);
let route = nodes[0].router.get_route(&nodes[1].node.get_our_node_id(), None, &Vec::new(), 50_000, TEST_FINAL_CLTV).unwrap();
- nodes[0].node.send_payment(route, payment_hash, &None).unwrap();
+ nodes[0].node.send_payment(&route, payment_hash, &None).unwrap();
check_added_monitors!(nodes[0], 1);
let payment_event = {
let (_, failed_payment_hash) = get_payment_preimage_hash!(nodes[0]);
{
let route = nodes[0].router.get_route(&nodes[1].node.get_our_node_id(), None, &Vec::new(), 50_000, TEST_FINAL_CLTV).unwrap();
- nodes[0].node.send_payment(route, failed_payment_hash, &None).unwrap();
+ nodes[0].node.send_payment(&route, failed_payment_hash, &None).unwrap();
check_added_monitors!(nodes[0], 0);
assert!(nodes[0].node.get_and_clear_pending_msg_events().is_empty());
let (our_payment_preimage, our_payment_hash) = get_payment_preimage_hash!(nodes[0]);
let mut payment_event = {
- nodes[0].node.send_payment(route, our_payment_hash, &None).unwrap();
+ nodes[0].node.send_payment(&route, our_payment_hash, &None).unwrap();
check_added_monitors!(nodes[0], 1);
let mut events = nodes[0].node.get_and_clear_pending_msg_events();
let (payment_preimage_1, payment_hash_1) = get_payment_preimage_hash!(nodes[0]);
let payment_event = {
- nodes[0].node.send_payment(route.clone(), payment_hash_1, &None).unwrap();
+ nodes[0].node.send_payment(&route, payment_hash_1, &None).unwrap();
check_added_monitors!(nodes[0], 1);
let mut events = nodes[0].node.get_and_clear_pending_msg_events();
let route = nodes[0].router.get_route(&nodes[1].node.get_our_node_id(), None, &Vec::new(), 1000000, TEST_FINAL_CLTV).unwrap();
let (payment_preimage_2, payment_hash_2) = get_payment_preimage_hash!(nodes[0]);
- nodes[0].node.send_payment(route.clone(), payment_hash_2, &None).unwrap();
+ nodes[0].node.send_payment(&route, payment_hash_2, &None).unwrap();
check_added_monitors!(nodes[0], 1);
let events_1 = nodes[0].node.get_and_clear_pending_msg_events();
check_added_monitors!(nodes[0], 1);
let revoked_htlc_txn = nodes[0].tx_broadcaster.txn_broadcasted.lock().unwrap();
- assert_eq!(revoked_htlc_txn.len(), 3);
- assert_eq!(revoked_htlc_txn[0], revoked_htlc_txn[2]);
+ assert_eq!(revoked_htlc_txn.len(), 2);
assert_eq!(revoked_htlc_txn[0].input.len(), 1);
assert_eq!(revoked_htlc_txn[0].input[0].witness.last().unwrap().len(), OFFERED_HTLC_SCRIPT_WEIGHT);
check_spends!(revoked_htlc_txn[0], revoked_local_txn[0]);
check_added_monitors!(nodes[1], 1);
let revoked_htlc_txn = nodes[1].tx_broadcaster.txn_broadcasted.lock().unwrap();
- assert_eq!(revoked_htlc_txn.len(), 3);
- assert_eq!(revoked_htlc_txn[0], revoked_htlc_txn[2]);
+ assert_eq!(revoked_htlc_txn.len(), 2);
assert_eq!(revoked_htlc_txn[0].input.len(), 1);
assert_eq!(revoked_htlc_txn[0].input[0].witness.last().unwrap().len(), ACCEPTED_HTLC_SCRIPT_WEIGHT);
check_spends!(revoked_htlc_txn[0], revoked_local_txn[0]);
check_added_monitors!(nodes[2], 1);
let c_txn = nodes[2].tx_broadcaster.txn_broadcasted.lock().unwrap().clone(); // ChannelManager : 2 (commitment tx, HTLC-Success tx), ChannelMonitor : 1 (HTLC-Success tx)
- assert_eq!(c_txn.len(), 4);
+ assert_eq!(c_txn.len(), 3);
assert_eq!(c_txn[0], c_txn[2]);
- assert_eq!(c_txn[0], c_txn[3]);
assert_eq!(commitment_tx[0], c_txn[1]);
check_spends!(c_txn[1], chan_2.3);
check_spends!(c_txn[2], c_txn[1]);
_ => panic!("Unexepected event"),
}
let htlc_success_txn: Vec<_> = nodes[2].tx_broadcaster.txn_broadcasted.lock().unwrap().clone();
- assert_eq!(htlc_success_txn.len(), 7);
+ assert_eq!(htlc_success_txn.len(), 5); // ChannelMonitor: HTLC-Success txn (*2 due to 2-HTLC outputs), ChannelManager: local commitment tx + HTLC-Success txn (*2 due to 2-HTLC outputs)
check_spends!(htlc_success_txn[2], chan_2.3);
check_spends!(htlc_success_txn[3], htlc_success_txn[2]);
check_spends!(htlc_success_txn[4], htlc_success_txn[2]);
- assert_eq!(htlc_success_txn[0], htlc_success_txn[5]);
+ assert_eq!(htlc_success_txn[0], htlc_success_txn[3]);
assert_eq!(htlc_success_txn[0].input.len(), 1);
assert_eq!(htlc_success_txn[0].input[0].witness.last().unwrap().len(), ACCEPTED_HTLC_SCRIPT_WEIGHT);
assert_eq!(htlc_success_txn[1], htlc_success_txn[4]);
let route = nodes[0].router.get_route(&nodes[1].node.get_our_node_id(), None, &Vec::new(), if use_dust { 50000 } else { 3000000 }, TEST_FINAL_CLTV).unwrap();
let (_, payment_hash) = get_payment_preimage_hash!(nodes[0]);
- nodes[0].node.send_payment(route, payment_hash, &None).unwrap();
+ nodes[0].node.send_payment(&route, payment_hash, &None).unwrap();
check_added_monitors!(nodes[0], 1);
let _as_update = get_htlc_update_msgs!(nodes[0], nodes[1].node.get_our_node_id());
}
// 0 ~~> 2 send payment
- nodes[0].node.send_payment(route.clone(), payment_hash.clone(), &None).unwrap();
+ nodes[0].node.send_payment(&route, payment_hash.clone(), &None).unwrap();
check_added_monitors!(nodes[0], 1);
let update_0 = get_htlc_update_msgs!(nodes[0], nodes[1].node.get_our_node_id());
// temper update_add (0 => 1)
route.paths[0][0].fee_msat = 100;
- unwrap_send_err!(nodes[0].node.send_payment(route, our_payment_hash, &None), true, APIError::ChannelUnavailable { err },
+ unwrap_send_err!(nodes[0].node.send_payment(&route, our_payment_hash, &None), true, APIError::ChannelUnavailable { err },
assert_eq!(err, "Cannot send less than their minimum HTLC value"));
assert!(nodes[0].node.get_and_clear_pending_msg_events().is_empty());
nodes[0].logger.assert_log("lightning::ln::channelmanager".to_string(), "Cannot send less than their minimum HTLC value".to_string(), 1);
route.paths[0][0].fee_msat = 0;
- unwrap_send_err!(nodes[0].node.send_payment(route, our_payment_hash, &None), true, APIError::ChannelUnavailable { err },
+ unwrap_send_err!(nodes[0].node.send_payment(&route, our_payment_hash, &None), true, APIError::ChannelUnavailable { err },
assert_eq!(err, "Cannot send 0-msat HTLC"));
assert!(nodes[0].node.get_and_clear_pending_msg_events().is_empty());
nodes[0].logger.assert_log("lightning::ln::channelmanager".to_string(), "Cannot send 0-msat HTLC".to_string(), 1);
let route = nodes[0].router.get_route(&nodes[1].node.get_our_node_id(), None, &[], 100000, TEST_FINAL_CLTV).unwrap();
let (_, our_payment_hash) = get_payment_preimage_hash!(nodes[0]);
- nodes[0].node.send_payment(route, our_payment_hash, &None).unwrap();
+ nodes[0].node.send_payment(&route, our_payment_hash, &None).unwrap();
check_added_monitors!(nodes[0], 1);
let mut updates = get_htlc_update_msgs!(nodes[0], nodes[1].node.get_our_node_id());
updates.update_add_htlcs[0].amount_msat = 0;
let route = nodes[0].router.get_route(&nodes[1].node.get_our_node_id(), None, &[], 100000000, 500000001).unwrap();
let (_, our_payment_hash) = get_payment_preimage_hash!(nodes[0]);
- unwrap_send_err!(nodes[0].node.send_payment(route, our_payment_hash, &None), true, APIError::RouteError { err },
+ unwrap_send_err!(nodes[0].node.send_payment(&route, our_payment_hash, &None), true, APIError::RouteError { err },
assert_eq!(err, "Channel CLTV overflowed?!"));
}
let route = nodes[0].router.get_route(&nodes[1].node.get_our_node_id(), None, &[], 100000, TEST_FINAL_CLTV).unwrap();
let (_, our_payment_hash) = get_payment_preimage_hash!(nodes[0]);
let payment_event = {
- nodes[0].node.send_payment(route, our_payment_hash, &None).unwrap();
+ nodes[0].node.send_payment(&route, our_payment_hash, &None).unwrap();
check_added_monitors!(nodes[0], 1);
let mut events = nodes[0].node.get_and_clear_pending_msg_events();
}
let route = nodes[0].router.get_route(&nodes[1].node.get_our_node_id(), None, &[], 100000, TEST_FINAL_CLTV).unwrap();
let (_, our_payment_hash) = get_payment_preimage_hash!(nodes[0]);
- unwrap_send_err!(nodes[0].node.send_payment(route, our_payment_hash, &None), true, APIError::ChannelUnavailable { err },
+ unwrap_send_err!(nodes[0].node.send_payment(&route, our_payment_hash, &None), true, APIError::ChannelUnavailable { err },
assert_eq!(err, "Cannot push more than their max accepted HTLCs"));
assert!(nodes[0].node.get_and_clear_pending_msg_events().is_empty());
let route = nodes[0].router.get_route(&nodes[1].node.get_our_node_id(), None, &[], max_in_flight+1, TEST_FINAL_CLTV).unwrap();
let (_, our_payment_hash) = get_payment_preimage_hash!(nodes[0]);
- unwrap_send_err!(nodes[0].node.send_payment(route, our_payment_hash, &None), true, APIError::ChannelUnavailable { err },
+ unwrap_send_err!(nodes[0].node.send_payment(&route, our_payment_hash, &None), true, APIError::ChannelUnavailable { err },
assert_eq!(err, "Cannot send value that would put us over the max HTLC value in flight our peer will accept"));
assert!(nodes[0].node.get_and_clear_pending_msg_events().is_empty());
}
let route = nodes[0].router.get_route(&nodes[1].node.get_our_node_id(), None, &[], htlc_minimum_msat, TEST_FINAL_CLTV).unwrap();
let (_, our_payment_hash) = get_payment_preimage_hash!(nodes[0]);
- nodes[0].node.send_payment(route, our_payment_hash, &None).unwrap();
+ nodes[0].node.send_payment(&route, our_payment_hash, &None).unwrap();
check_added_monitors!(nodes[0], 1);
let mut updates = get_htlc_update_msgs!(nodes[0], nodes[1].node.get_our_node_id());
updates.update_add_htlcs[0].amount_msat = htlc_minimum_msat-1;
let route = nodes[0].router.get_route(&nodes[1].node.get_our_node_id(), None, &[], 5000000-their_channel_reserve, TEST_FINAL_CLTV).unwrap();
let (_, our_payment_hash) = get_payment_preimage_hash!(nodes[0]);
- nodes[0].node.send_payment(route, our_payment_hash, &None).unwrap();
+ nodes[0].node.send_payment(&route, our_payment_hash, &None).unwrap();
check_added_monitors!(nodes[0], 1);
let mut updates = get_htlc_update_msgs!(nodes[0], nodes[1].node.get_our_node_id());
let chan = create_announced_chan_between_nodes_with_value(&nodes, 0, 1, 1000000, 1000000, InitFeatures::supported(), InitFeatures::supported());
let route = nodes[0].router.get_route(&nodes[1].node.get_our_node_id(), None, &[], 1000000, TEST_FINAL_CLTV).unwrap();
let (_, our_payment_hash) = get_payment_preimage_hash!(nodes[0]);
- nodes[0].node.send_payment(route, our_payment_hash, &None).unwrap();
+ nodes[0].node.send_payment(&route, our_payment_hash, &None).unwrap();
check_added_monitors!(nodes[0], 1);
let mut updates = get_htlc_update_msgs!(nodes[0], nodes[1].node.get_our_node_id());
updates.update_add_htlcs[0].amount_msat = get_channel_value_stat!(nodes[1], chan.2).their_max_htlc_value_in_flight_msat + 1;
create_announced_chan_between_nodes_with_value(&nodes, 0, 1, 100000, 95000000, InitFeatures::supported(), InitFeatures::supported());
let route = nodes[0].router.get_route(&nodes[1].node.get_our_node_id(), None, &[], 3999999, TEST_FINAL_CLTV).unwrap();
let (_, our_payment_hash) = get_payment_preimage_hash!(nodes[0]);
- nodes[0].node.send_payment(route, our_payment_hash, &None).unwrap();
+ nodes[0].node.send_payment(&route, our_payment_hash, &None).unwrap();
check_added_monitors!(nodes[0], 1);
let mut updates = get_htlc_update_msgs!(nodes[0], nodes[1].node.get_our_node_id());
updates.update_add_htlcs[0].cltv_expiry = 500000000;
create_announced_chan_between_nodes(&nodes, 0, 1, InitFeatures::supported(), InitFeatures::supported());
let route = nodes[0].router.get_route(&nodes[1].node.get_our_node_id(), None, &[], 1000000, TEST_FINAL_CLTV).unwrap();
let (_, our_payment_hash) = get_payment_preimage_hash!(nodes[0]);
- nodes[0].node.send_payment(route, our_payment_hash, &None).unwrap();
+ nodes[0].node.send_payment(&route, our_payment_hash, &None).unwrap();
check_added_monitors!(nodes[0], 1);
let updates = get_htlc_update_msgs!(nodes[0], nodes[1].node.get_our_node_id());
nodes[1].node.handle_update_add_htlc(&nodes[0].node.get_our_node_id(), &updates.update_add_htlcs[0]);
let route = nodes[0].router.get_route(&nodes[1].node.get_our_node_id(), None, &[], 1000000, TEST_FINAL_CLTV).unwrap();
let (our_payment_preimage, our_payment_hash) = get_payment_preimage_hash!(nodes[0]);
- nodes[0].node.send_payment(route, our_payment_hash, &None).unwrap();
+ nodes[0].node.send_payment(&route, our_payment_hash, &None).unwrap();
check_added_monitors!(nodes[0], 1);
let updates = get_htlc_update_msgs!(nodes[0], nodes[1].node.get_our_node_id());
nodes[1].node.handle_update_add_htlc(&nodes[0].node.get_our_node_id(), &updates.update_add_htlcs[0]);
let route = nodes[0].router.get_route(&nodes[1].node.get_our_node_id(), None, &[], 1000000, TEST_FINAL_CLTV).unwrap();
let (_, our_payment_hash) = get_payment_preimage_hash!(nodes[0]);
- nodes[0].node.send_payment(route, our_payment_hash, &None).unwrap();
+ nodes[0].node.send_payment(&route, our_payment_hash, &None).unwrap();
check_added_monitors!(nodes[0], 1);
let updates = get_htlc_update_msgs!(nodes[0], nodes[1].node.get_our_node_id());
nodes[1].node.handle_update_add_htlc(&nodes[0].node.get_our_node_id(), &updates.update_add_htlcs[0]);
let route = nodes[0].router.get_route(&nodes[1].node.get_our_node_id(), None, &[], 1000000, TEST_FINAL_CLTV).unwrap();
let (_, our_payment_hash) = get_payment_preimage_hash!(nodes[0]);
- nodes[0].node.send_payment(route, our_payment_hash, &None).unwrap();
+ nodes[0].node.send_payment(&route, our_payment_hash, &None).unwrap();
check_added_monitors!(nodes[0], 1);
let updates = get_htlc_update_msgs!(nodes[0], nodes[1].node.get_our_node_id());
nodes[1].node.handle_update_add_htlc(&nodes[0].node.get_our_node_id(), &updates.update_add_htlcs[0]);
create_announced_chan_between_nodes_with_value(&nodes, 0, 1, 1000000, 1000000, InitFeatures::supported(), InitFeatures::supported());
let route = nodes[0].router.get_route(&nodes[1].node.get_our_node_id(), None, &[], 1000000, TEST_FINAL_CLTV).unwrap();
let (_, our_payment_hash) = get_payment_preimage_hash!(nodes[0]);
- nodes[0].node.send_payment(route, our_payment_hash, &None).unwrap();
+ nodes[0].node.send_payment(&route, our_payment_hash, &None).unwrap();
check_added_monitors!(nodes[0], 1);
let mut updates = get_htlc_update_msgs!(nodes[0], nodes[1].node.get_our_node_id());
//First hop
let mut payment_event = {
- nodes[0].node.send_payment(route, our_payment_hash, &None).unwrap();
+ nodes[0].node.send_payment(&route, our_payment_hash, &None).unwrap();
check_added_monitors!(nodes[0], 1);
let mut events = nodes[0].node.get_and_clear_pending_msg_events();
assert_eq!(events.len(), 1);
check_added_monitors!(nodes[1], 1);
let revoked_htlc_txn = nodes[1].tx_broadcaster.txn_broadcasted.lock().unwrap();
- assert_eq!(revoked_htlc_txn.len(), 6);
+ assert_eq!(revoked_htlc_txn.len(), 4);
if revoked_htlc_txn[0].input[0].witness.last().unwrap().len() == ACCEPTED_HTLC_SCRIPT_WEIGHT {
assert_eq!(revoked_htlc_txn[0].input.len(), 1);
check_spends!(revoked_htlc_txn[0], revoked_local_txn[0]);
// ...but with the right secret we should be able to claim all the way back
claim_payment_along_route_with_secret(&nodes[0], &[&[&nodes[1], &nodes[3]], &[&nodes[2], &nodes[3]]], false, payment_preimage, Some(payment_secret), 200_000);
}
+
+#[test]
+fn test_update_err_monitor_lockdown() {
+ // Our monitor will lock update of local commitment transaction if a broadcastion condition
+ // has been fulfilled (either force-close from Channel or block height requiring a HTLC-
+ // timeout). Trying to update monitor after lockdown should return a ChannelMonitorUpdateErr.
+ //
+ // This scenario may happen in a watchtower setup, where watchtower process a block height
+ // triggering a timeout while a slow-block-processing ChannelManager receives a local signed
+ // commitment at same time.
+
+ 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 some initial channel
+ let chan_1 = create_announced_chan_between_nodes(&nodes, 0, 1, InitFeatures::supported(), InitFeatures::supported());
+ let outpoint = OutPoint { txid: chan_1.3.txid(), index: 0 };
+
+ // Rebalance the network to generate htlc in the two directions
+ send_payment(&nodes[0], &vec!(&nodes[1])[..], 10_000_000, 10_000_000);
+
+ // Route a HTLC from node 0 to node 1 (but don't settle)
+ let preimage = route_payment(&nodes[0], &vec!(&nodes[1])[..], 9_000_000).0;
+
+ // Copy SimpleManyChannelMonitor to simulate a watchtower and update block height of node 0 until its ChannelMonitor timeout HTLC onchain
+ let logger = Arc::new(test_utils::TestLogger::with_id(format!("node {}", 0)));
+ let watchtower = {
+ let monitors = nodes[0].chan_monitor.simple_monitor.monitors.lock().unwrap();
+ let monitor = monitors.get(&outpoint).unwrap();
+ let mut w = test_utils::TestVecWriter(Vec::new());
+ monitor.write_for_disk(&mut w).unwrap();
+ let new_monitor = <(Sha256dHash, channelmonitor::ChannelMonitor<EnforcingChannelKeys>)>::read(
+ &mut ::std::io::Cursor::new(&w.0), Arc::new(test_utils::TestLogger::new())).unwrap().1;
+ assert!(new_monitor == *monitor);
+ let chain_monitor = Arc::new(chaininterface::ChainWatchInterfaceUtil::new(Network::Testnet, logger.clone() as Arc<Logger>));
+ let watchtower = test_utils::TestChannelMonitor::new(chain_monitor, &chanmon_cfgs[0].tx_broadcaster, logger.clone(), &chanmon_cfgs[0].fee_estimator);
+ assert!(watchtower.add_monitor(outpoint, new_monitor).is_ok());
+ watchtower
+ };
+ let header = BlockHeader { version: 0x20000000, prev_blockhash: Default::default(), merkle_root: Default::default(), time: 42, bits: 42, nonce: 42 };
+ watchtower.simple_monitor.block_connected(&header, 200, &vec![], &vec![]);
+
+ // Try to update ChannelMonitor
+ assert!(nodes[1].node.claim_funds(preimage, &None, 9_000_000));
+ check_added_monitors!(nodes[1], 1);
+ let updates = get_htlc_update_msgs!(nodes[1], nodes[0].node.get_our_node_id());
+ assert_eq!(updates.update_fulfill_htlcs.len(), 1);
+ nodes[0].node.handle_update_fulfill_htlc(&nodes[1].node.get_our_node_id(), &updates.update_fulfill_htlcs[0]);
+ if let Some(ref mut channel) = nodes[0].node.channel_state.lock().unwrap().by_id.get_mut(&chan_1.2) {
+ if let Ok((_, _, _, update)) = channel.commitment_signed(&updates.commitment_signed, &node_cfgs[0].fee_estimator) {
+ if let Err(_) = watchtower.simple_monitor.update_monitor(outpoint, update.clone()) {} else { assert!(false); }
+ if let Ok(_) = nodes[0].chan_monitor.update_monitor(outpoint, update) {} else { assert!(false); }
+ } else { assert!(false); }
+ } else { assert!(false); };
+ // Our local monitor is in-sync and hasn't processed yet timeout
+ check_added_monitors!(nodes[0], 1);
+ let events = nodes[0].node.get_and_clear_pending_events();
+ assert_eq!(events.len(), 1);
+}