//! claim outputs on-chain.
use chain;
-use chain::Listen;
-use chain::Watch;
+use chain::{Confirm, Listen, Watch};
use chain::channelmonitor;
use chain::channelmonitor::{ChannelMonitor, CLTV_CLAIM_BUFFER, LATENCY_GRACE_PERIOD_BLOCKS, ANTI_REORG_DELAY};
use chain::transaction::OutPoint;
use chain::keysinterface::{KeysInterface, BaseSign};
+use ln::{PaymentPreimage, PaymentSecret, PaymentHash};
use ln::channel::{COMMITMENT_TX_BASE_WEIGHT, COMMITMENT_TX_WEIGHT_PER_HTLC};
-use ln::channelmanager::{ChannelManager, ChannelManagerReadArgs, RAACommitmentOrder, PaymentPreimage, PaymentHash, PaymentSendFailure, BREAKDOWN_TIMEOUT};
+use ln::channelmanager::{ChannelManager, ChannelManagerReadArgs, RAACommitmentOrder, PaymentSendFailure, BREAKDOWN_TIMEOUT, MIN_CLTV_EXPIRY_DELTA};
use ln::channel::{Channel, ChannelError};
use ln::{chan_utils, onion_utils};
-use routing::router::{Route, RouteHop, get_route};
+use ln::chan_utils::HTLC_SUCCESS_TX_WEIGHT;
+use routing::router::{Route, RouteHop, RouteHint, RouteHintHop, get_route, get_keysend_route};
+use routing::network_graph::RoutingFees;
use ln::features::{ChannelFeatures, InitFeatures, InvoiceFeatures, NodeFeatures};
use ln::msgs;
use ln::msgs::{ChannelMessageHandler,RoutingMessageHandler,HTLCFailChannelUpdate, ErrorAction};
use util::enforcing_trait_impls::EnforcingSigner;
use util::{byte_utils, test_utils};
-use util::events::{Event, EventsProvider, MessageSendEvent, MessageSendEventsProvider};
+use util::events::{Event, MessageSendEvent, MessageSendEventsProvider, PaymentPurpose};
use util::errors::APIError;
use util::ser::{Writeable, ReadableArgs};
use util::config::UserConfig;
use regex;
-use std::collections::{BTreeSet, HashMap, HashSet};
-use std::default::Default;
-use std::sync::Mutex;
+use prelude::*;
+use alloc::collections::BTreeSet;
+use core::default::Default;
+use sync::{Arc, Mutex};
use ln::functional_test_utils::*;
use ln::chan_utils::CommitmentTransaction;
let channel_id = chan.2;
// balancing
- send_payment(&nodes[0], &vec!(&nodes[1])[..], 8000000, 8_000_000);
+ send_payment(&nodes[0], &vec!(&nodes[1])[..], 8000000);
// A B
// update_fee ->
let logger = test_utils::TestLogger::new();
// balancing
- send_payment(&nodes[0], &vec!(&nodes[1])[..], 8000000, 8_000_000);
+ send_payment(&nodes[0], &vec!(&nodes[1])[..], 8000000);
// First nodes[0] generates an update_fee
nodes[0].node.update_fee(channel_id, get_feerate!(nodes[0], channel_id) + 20).unwrap();
let logger = test_utils::TestLogger::new();
// balancing
- send_payment(&nodes[0], &vec!(&nodes[1])[..], 8000000, 8_000_000);
+ send_payment(&nodes[0], &vec!(&nodes[1])[..], 8000000);
let feerate = get_feerate!(nodes[0], channel_id);
nodes[0].node.update_fee(channel_id, feerate+20).unwrap();
_ => panic!("Unexpected event"),
};
- claim_payment(&nodes[1], &vec!(&nodes[0])[..], our_payment_preimage, 800_000);
+ claim_payment(&nodes[1], &vec!(&nodes[0])[..], our_payment_preimage);
- send_payment(&nodes[1], &vec!(&nodes[0])[..], 800000, 800_000);
- send_payment(&nodes[0], &vec!(&nodes[1])[..], 800000, 800_000);
+ send_payment(&nodes[1], &vec!(&nodes[0])[..], 800000);
+ send_payment(&nodes[0], &vec!(&nodes[1])[..], 800000);
close_channel(&nodes[0], &nodes[1], &chan.2, chan.3, true);
}
unwrap_send_err!(nodes[0].node.send_payment(&route_1, payment_hash, &Some(payment_secret)), true, APIError::ChannelUnavailable {..}, {});
unwrap_send_err!(nodes[1].node.send_payment(&route_2, payment_hash, &Some(payment_secret)), true, APIError::ChannelUnavailable {..}, {});
- assert!(nodes[2].node.claim_funds(our_payment_preimage, 100_000));
+ assert!(nodes[2].node.claim_funds(our_payment_preimage));
check_added_monitors!(nodes[2], 1);
let updates = get_htlc_update_msgs!(nodes[2], nodes[1].node.get_our_node_id());
assert!(updates.update_add_htlcs.is_empty());
nodes[0].node.handle_shutdown(&nodes[1].node.get_our_node_id(), &InitFeatures::known(), &node_1_2nd_shutdown);
node_0_2nd_shutdown
} else {
- assert!(nodes[0].node.get_and_clear_pending_msg_events().is_empty());
+ let node_0_chan_update = get_event_msg!(nodes[0], MessageSendEvent::SendChannelUpdate, nodes[1].node.get_our_node_id());
+ assert_eq!(node_0_chan_update.contents.flags & 2, 0); // "disabled" flag must not be set as we just reconnected.
nodes[0].node.handle_shutdown(&nodes[1].node.get_our_node_id(), &InitFeatures::known(), &node_1_2nd_shutdown);
get_event_msg!(nodes[0], MessageSendEvent::SendShutdown, nodes[1].node.get_our_node_id())
};
assert!(nodes[0].node.get_and_clear_pending_msg_events().is_empty());
assert!(nodes[1].node.get_and_clear_pending_msg_events().is_empty());
- assert!(nodes[2].node.claim_funds(our_payment_preimage, 100_000));
+ assert!(nodes[2].node.claim_funds(our_payment_preimage));
check_added_monitors!(nodes[2], 1);
let updates = get_htlc_update_msgs!(nodes[2], nodes[1].node.get_our_node_id());
assert!(updates.update_add_htlcs.is_empty());
let chan_3 = create_announced_chan_between_nodes(&nodes, 2, 3, InitFeatures::known(), InitFeatures::known());
// Rebalance the network a bit by relaying one payment through all the channels...
- send_payment(&nodes[0], &vec!(&nodes[1], &nodes[2], &nodes[3])[..], 8000000, 8_000_000);
- send_payment(&nodes[0], &vec!(&nodes[1], &nodes[2], &nodes[3])[..], 8000000, 8_000_000);
- send_payment(&nodes[0], &vec!(&nodes[1], &nodes[2], &nodes[3])[..], 8000000, 8_000_000);
- send_payment(&nodes[0], &vec!(&nodes[1], &nodes[2], &nodes[3])[..], 8000000, 8_000_000);
+ send_payment(&nodes[0], &vec!(&nodes[1], &nodes[2], &nodes[3])[..], 8000000);
+ send_payment(&nodes[0], &vec!(&nodes[1], &nodes[2], &nodes[3])[..], 8000000);
+ send_payment(&nodes[0], &vec!(&nodes[1], &nodes[2], &nodes[3])[..], 8000000);
+ send_payment(&nodes[0], &vec!(&nodes[1], &nodes[2], &nodes[3])[..], 8000000);
// Send some more payments
- send_payment(&nodes[1], &vec!(&nodes[2], &nodes[3])[..], 1000000, 1_000_000);
- send_payment(&nodes[3], &vec!(&nodes[2], &nodes[1], &nodes[0])[..], 1000000, 1_000_000);
- send_payment(&nodes[3], &vec!(&nodes[2], &nodes[1])[..], 1000000, 1_000_000);
+ send_payment(&nodes[1], &vec!(&nodes[2], &nodes[3])[..], 1000000);
+ send_payment(&nodes[3], &vec!(&nodes[2], &nodes[1], &nodes[0])[..], 1000000);
+ send_payment(&nodes[3], &vec!(&nodes[2], &nodes[1])[..], 1000000);
// Test failure packets
let payment_hash_1 = route_payment(&nodes[0], &vec!(&nodes[1], &nodes[2], &nodes[3])[..], 1000000).1;
// Add a new channel that skips 3
let chan_4 = create_announced_chan_between_nodes(&nodes, 1, 3, InitFeatures::known(), InitFeatures::known());
- send_payment(&nodes[0], &vec!(&nodes[1], &nodes[3])[..], 1000000, 1_000_000);
- send_payment(&nodes[2], &vec!(&nodes[3])[..], 1000000, 1_000_000);
- send_payment(&nodes[1], &vec!(&nodes[3])[..], 8000000, 8_000_000);
- send_payment(&nodes[1], &vec!(&nodes[3])[..], 8000000, 8_000_000);
- send_payment(&nodes[1], &vec!(&nodes[3])[..], 8000000, 8_000_000);
- send_payment(&nodes[1], &vec!(&nodes[3])[..], 8000000, 8_000_000);
- send_payment(&nodes[1], &vec!(&nodes[3])[..], 8000000, 8_000_000);
+ send_payment(&nodes[0], &vec!(&nodes[1], &nodes[3])[..], 1000000);
+ send_payment(&nodes[2], &vec!(&nodes[3])[..], 1000000);
+ send_payment(&nodes[1], &vec!(&nodes[3])[..], 8000000);
+ send_payment(&nodes[1], &vec!(&nodes[3])[..], 8000000);
+ send_payment(&nodes[1], &vec!(&nodes[3])[..], 8000000);
+ send_payment(&nodes[1], &vec!(&nodes[3])[..], 8000000);
+ send_payment(&nodes[1], &vec!(&nodes[3])[..], 8000000);
// Do some rebalance loop payments, simultaneously
let mut hops = Vec::with_capacity(3);
// Claim the rebalances...
fail_payment(&nodes[1], &vec!(&nodes[3], &nodes[2], &nodes[1])[..], payment_hash_2);
- claim_payment(&nodes[1], &vec!(&nodes[2], &nodes[3], &nodes[1])[..], payment_preimage_1, 1_000_000);
+ claim_payment(&nodes[1], &vec!(&nodes[2], &nodes[3], &nodes[1])[..], payment_preimage_1);
// Add a duplicate new channel from 2 to 4
let chan_5 = create_announced_chan_between_nodes(&nodes, 1, 3, InitFeatures::known(), InitFeatures::known());
//TODO: Test that routes work again here as we've been notified that the channel is full
- claim_payment(&nodes[0], &vec!(&nodes[1], &nodes[3])[..], payment_preimage_3, 3_000_000);
- claim_payment(&nodes[0], &vec!(&nodes[1], &nodes[3])[..], payment_preimage_4, 3_000_000);
- claim_payment(&nodes[0], &vec!(&nodes[1], &nodes[3])[..], payment_preimage_5, 3_000_000);
+ claim_payment(&nodes[0], &vec!(&nodes[1], &nodes[3])[..], payment_preimage_3);
+ claim_payment(&nodes[0], &vec!(&nodes[1], &nodes[3])[..], payment_preimage_4);
+ claim_payment(&nodes[0], &vec!(&nodes[1], &nodes[3])[..], payment_preimage_5);
// Close down the channels...
close_channel(&nodes[0], &nodes[1], &chan_1.2, chan_1.3, true);
nodes[0].node.handle_update_fail_htlc(&nodes[1].node.get_our_node_id(), &bs_fail_updates.update_fail_htlcs[0]);
commitment_signed_dance!(nodes[0], nodes[1], bs_fail_updates.commitment_signed, false, true);
- let events = nodes[0].node.get_and_clear_pending_msg_events();
- assert_eq!(events.len(), 1);
- match events[0] {
- MessageSendEvent::PaymentFailureNetworkUpdate { update: msgs::HTLCFailChannelUpdate::ChannelUpdateMessage { ref msg }} => {
- assert_eq!(msg.contents.short_channel_id, chan_2.0.contents.short_channel_id);
- },
- _ => panic!("Unexpected event"),
- }
-
+ expect_payment_failure_chan_update!(nodes[0], chan_2.0.contents.short_channel_id, false);
expect_payment_failed!(nodes[0], payment_hash_2, false);
// Now forward all the pending HTLCs and claim them back
}
for (preimage, _) in payments.drain(..) {
- claim_payment(&nodes[1], &[&nodes[2]], preimage, 100_000);
+ claim_payment(&nodes[1], &[&nodes[2]], preimage);
}
- send_payment(&nodes[0], &[&nodes[1], &nodes[2]], 1000000, 1_000_000);
+ send_payment(&nodes[0], &[&nodes[1], &nodes[2]], 1000000);
}
#[test]
*nodes[0].network_payment_count.borrow_mut() -= 1;
assert_eq!(route_payment(&nodes[2], &vec!(&nodes[3], &nodes[5])[..], 1000000).0, payment_preimage);
- claim_payment(&nodes[0], &vec!(&nodes[3], &nodes[4])[..], payment_preimage, 1_000_000);
+ claim_payment(&nodes[0], &vec!(&nodes[3], &nodes[4])[..], payment_preimage);
fail_payment(&nodes[2], &vec!(&nodes[3], &nodes[5])[..], payment_hash);
- claim_payment(&nodes[1], &vec!(&nodes[3])[..], payment_preimage, 1_000_000);
+ claim_payment(&nodes[1], &vec!(&nodes[3])[..], payment_preimage);
}
#[test]
let logger = test_utils::TestLogger::new();
// balancing
- send_payment(&nodes[0], &vec!(&nodes[1])[..], 8000000, 8_000_000);
+ send_payment(&nodes[0], &vec!(&nodes[1])[..], 8000000);
let (payment_preimage, payment_hash, _) = route_payment(&nodes[0], &vec!(&nodes[1])[..], 900_000);
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
- nodes[0].node.claim_funds(payment_preimage, 800_000);
+ nodes[0].node.claim_funds(payment_preimage);
check_added_monitors!(nodes[0], 1);
// Broadcast node 1 commitment txn
mine_transaction(&nodes[0], &remote_txn[0]);
check_added_monitors!(nodes[0], 1);
+ 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();
- let htlc_pair = if claim_txn[0].output[0].value == 800_000 / 1000 { (claim_txn[0].clone(), claim_txn[1].clone()) } else { (claim_txn[1].clone(), claim_txn[0].clone()) };
- assert_eq!(claim_txn.len(), 5);
- check_spends!(claim_txn[2], chan_1.3);
- check_spends!(claim_txn[3], claim_txn[2]);
- assert_eq!(htlc_pair.0.input.len(), 1);
- assert_eq!(htlc_pair.0.input[0].witness.last().unwrap().len(), OFFERED_HTLC_SCRIPT_WEIGHT); // HTLC 1 <--> 0, preimage tx
- check_spends!(htlc_pair.0, remote_txn[0]);
- assert_eq!(htlc_pair.1.input.len(), 1);
- assert_eq!(htlc_pair.1.input[0].witness.last().unwrap().len(), ACCEPTED_HTLC_SCRIPT_WEIGHT); // HTLC 0 <--> 1, timeout tx
- check_spends!(htlc_pair.1, remote_txn[0]);
+ 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]);
+
+ 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!(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]);
+ assert_eq!(remote_txn[0].output[claim_txn[6].input[0].previous_output.vout as usize].value, 900);
let events = nodes[0].node.get_and_clear_pending_msg_events();
assert_eq!(events.len(), 3);
assert!(nodes[0].node.get_and_clear_pending_msg_events().is_empty());
nodes[0].logger.assert_log_contains("lightning::ln::channelmanager".to_string(), "Cannot send value that would put our balance under counterparty-announced channel reserve value".to_string(), 1);
- send_payment(&nodes[0], &vec![&nodes[1]], max_can_send, max_can_send);
+ send_payment(&nodes[0], &vec![&nodes[1]], max_can_send);
}
#[test]
let cur_height = nodes[1].node.best_block.read().unwrap().height() + 1;
let onion_keys = onion_utils::construct_onion_keys(&secp_ctx, &route.paths[0], &session_priv).unwrap();
- let (onion_payloads, htlc_msat, htlc_cltv) = onion_utils::build_onion_payloads(&route.paths[0], 3460001, &Some(payment_secret), cur_height).unwrap();
+ let (onion_payloads, htlc_msat, htlc_cltv) = onion_utils::build_onion_payloads(&route.paths[0], 3460001, &Some(payment_secret), cur_height, &None).unwrap();
let onion_packet = onion_utils::construct_onion_packet(onion_payloads, onion_keys, [0; 32], &payment_hash);
let msg = msgs::UpdateAddHTLC {
channel_id: chan.2,
},
_ => panic!("Unexpected event"),
};
- nodes[1].logger.assert_log("lightning::ln::channel".to_string(), "Attempting to fail HTLC due to fee spike buffer violation".to_string(), 1);
+ nodes[1].logger.assert_log("lightning::ln::channel".to_string(),
+ format!("Attempting to fail HTLC due to fee spike buffer violation in channel {}. Rebalancing is required.", ::hex::encode(raa_msg.channel_id)), 1);
check_added_monitors!(nodes[1], 2);
}
// sending any above-dust amount would result in a channel reserve violation.
// In this test we check that we would be prevented from sending an HTLC in
// this situation.
- chanmon_cfgs[0].fee_estimator = test_utils::TestFeeEstimator { sat_per_kw: 6000 };
- chanmon_cfgs[1].fee_estimator = test_utils::TestFeeEstimator { sat_per_kw: 6000 };
+ let feerate_per_kw = 253;
+ chanmon_cfgs[0].fee_estimator = test_utils::TestFeeEstimator { sat_per_kw: Mutex::new(feerate_per_kw) };
+ chanmon_cfgs[1].fee_estimator = test_utils::TestFeeEstimator { sat_per_kw: Mutex::new(feerate_per_kw) };
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);
- let _ = create_announced_chan_between_nodes_with_value(&nodes, 0, 1, 100000, 95000000, InitFeatures::known(), InitFeatures::known());
- let (route, our_payment_hash, _, our_payment_secret) = get_route_and_payment_hash!(nodes[1], nodes[0], 4843000);
+ let mut push_amt = 100_000_000;
+ push_amt -= feerate_per_kw as u64 * (COMMITMENT_TX_BASE_WEIGHT + COMMITMENT_TX_WEIGHT_PER_HTLC) / 1000 * 1000;
+ push_amt -= Channel::<EnforcingSigner>::get_holder_selected_channel_reserve_satoshis(100_000) * 1000;
+
+ let _ = create_announced_chan_between_nodes_with_value(&nodes, 0, 1, 100_000, push_amt, InitFeatures::known(), InitFeatures::known());
+
+ // Sending exactly enough to hit the reserve amount should be accepted
+ let (_, _, _) = route_payment(&nodes[1], &[&nodes[0]], 1_000_000);
+
+ // However one more HTLC should be significantly over the reserve amount and fail.
+ let (route, our_payment_hash, _, our_payment_secret) = get_route_and_payment_hash!(nodes[1], nodes[0], 1_000_000);
unwrap_send_err!(nodes[1].node.send_payment(&route, our_payment_hash, &Some(our_payment_secret)), true, APIError::ChannelUnavailable { ref err },
assert_eq!(err, "Cannot send value that would put counterparty balance under holder-announced channel reserve value"));
assert!(nodes[1].node.get_and_clear_pending_msg_events().is_empty());
// to channel reserve violation. This close could also happen if the fee went
// up a more realistic amount, but many HTLCs were outstanding at the time of
// the update_add_htlc.
- chanmon_cfgs[0].fee_estimator = test_utils::TestFeeEstimator { sat_per_kw: 6000 };
- chanmon_cfgs[1].fee_estimator = test_utils::TestFeeEstimator { sat_per_kw: 6000 };
+ chanmon_cfgs[0].fee_estimator = test_utils::TestFeeEstimator { sat_per_kw: Mutex::new(6000) };
+ chanmon_cfgs[1].fee_estimator = test_utils::TestFeeEstimator { sat_per_kw: Mutex::new(6000) };
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);
let session_priv = SecretKey::from_slice(&[42; 32]).unwrap();
let cur_height = nodes[1].node.best_block.read().unwrap().height() + 1;
let onion_keys = onion_utils::construct_onion_keys(&secp_ctx, &route.paths[0], &session_priv).unwrap();
- let (onion_payloads, htlc_msat, htlc_cltv) = onion_utils::build_onion_payloads(&route.paths[0], 1000, &Some(payment_secret), cur_height).unwrap();
+ let (onion_payloads, htlc_msat, htlc_cltv) = onion_utils::build_onion_payloads(&route.paths[0], 1000, &Some(payment_secret), cur_height, &None).unwrap();
let onion_packet = onion_utils::construct_onion_packet(onion_payloads, onion_keys, [0; 32], &payment_hash);
let msg = msgs::UpdateAddHTLC {
channel_id: chan.2,
fn test_chan_reserve_dust_inbound_htlcs_outbound_chan() {
// Test that if we receive many dust HTLCs over an outbound channel, they don't count when
// calculating our commitment transaction fee (this was previously broken).
- let chanmon_cfgs = create_chanmon_cfgs(2);
+ let mut chanmon_cfgs = create_chanmon_cfgs(2);
+ let feerate_per_kw = 253;
+ chanmon_cfgs[0].fee_estimator = test_utils::TestFeeEstimator { sat_per_kw: Mutex::new(feerate_per_kw) };
+ chanmon_cfgs[1].fee_estimator = test_utils::TestFeeEstimator { sat_per_kw: Mutex::new(feerate_per_kw) };
+
let node_cfgs = create_node_cfgs(2, &chanmon_cfgs);
let node_chanmgrs = create_node_chanmgrs(2, &node_cfgs, &[None, None, None]);
let mut nodes = create_network(2, &node_cfgs, &node_chanmgrs);
// Set nodes[0]'s balance such that they will consider any above-dust received HTLC to be a
// channel reserve violation (so their balance is channel reserve (1000 sats) + commitment
// transaction fee with 0 HTLCs (183 sats)).
- create_announced_chan_between_nodes_with_value(&nodes, 0, 1, 100000, 98817000, InitFeatures::known(), InitFeatures::known());
+ let mut push_amt = 100_000_000;
+ push_amt -= feerate_per_kw as u64 * (COMMITMENT_TX_BASE_WEIGHT) / 1000 * 1000;
+ push_amt -= Channel::<EnforcingSigner>::get_holder_selected_channel_reserve_satoshis(100_000) * 1000;
+ create_announced_chan_between_nodes_with_value(&nodes, 0, 1, 100000, push_amt, InitFeatures::known(), InitFeatures::known());
- let dust_amt = 546000; // Dust amount
+ let dust_amt = crate::ln::channel::MIN_DUST_LIMIT_SATOSHIS * 1000
+ + feerate_per_kw as u64 * HTLC_SUCCESS_TX_WEIGHT / 1000 * 1000 - 1;
// In the previous code, routing this dust payment would cause nodes[0] to perceive a channel
// reserve violation even though it's a dust HTLC and therefore shouldn't count towards the
// commitment transaction fee.
let (_, _, _) = route_payment(&nodes[1], &[&nodes[0]], dust_amt);
+
+ // One more than the dust amt should fail, however.
+ let (route, our_payment_hash, _, our_payment_secret) = get_route_and_payment_hash!(nodes[1], nodes[0], dust_amt + 1);
+ unwrap_send_err!(nodes[1].node.send_payment(&route, our_payment_hash, &Some(our_payment_secret)), true, APIError::ChannelUnavailable { ref err },
+ assert_eq!(err, "Cannot send value that would put counterparty balance under holder-announced channel reserve value"));
}
#[test]
let session_priv = SecretKey::from_slice(&[42; 32]).unwrap();
let cur_height = nodes[0].node.best_block.read().unwrap().height() + 1;
let onion_keys = onion_utils::construct_onion_keys(&secp_ctx, &route_2.paths[0], &session_priv).unwrap();
- let (onion_payloads, htlc_msat, htlc_cltv) = onion_utils::build_onion_payloads(&route_2.paths[0], recv_value_2, &None, cur_height).unwrap();
+ let (onion_payloads, htlc_msat, htlc_cltv) = onion_utils::build_onion_payloads(&route_2.paths[0], recv_value_2, &None, cur_height, &None).unwrap();
let onion_packet = onion_utils::construct_onion_packet(onion_payloads, onion_keys, [0; 32], &our_payment_hash_1);
let msg = msgs::UpdateAddHTLC {
channel_id: chan.2,
assert_eq!(channels0.len(), 1);
assert_eq!(channels1.len(), 1);
- assert_eq!(channels0[0].inbound_capacity_msat, 95000000);
- assert_eq!(channels1[0].outbound_capacity_msat, 95000000);
+ let reserve = Channel::<EnforcingSigner>::get_holder_selected_channel_reserve_satoshis(100000);
+ assert_eq!(channels0[0].inbound_capacity_msat, 95000000 - reserve*1000);
+ assert_eq!(channels1[0].outbound_capacity_msat, 95000000 - reserve*1000);
- assert_eq!(channels0[0].outbound_capacity_msat, 100000 * 1000 - 95000000);
- assert_eq!(channels1[0].inbound_capacity_msat, 100000 * 1000 - 95000000);
+ assert_eq!(channels0[0].outbound_capacity_msat, 100000 * 1000 - 95000000 - reserve*1000);
+ assert_eq!(channels1[0].inbound_capacity_msat, 100000 * 1000 - 95000000 - reserve*1000);
}
fn commit_tx_fee_msat(feerate: u32, num_htlcs: u64) -> u64 {
fn test_channel_reserve_holding_cell_htlcs() {
let chanmon_cfgs = create_chanmon_cfgs(3);
let node_cfgs = create_node_cfgs(3, &chanmon_cfgs);
- let node_chanmgrs = create_node_chanmgrs(3, &node_cfgs, &[None, None, None]);
+ // When this test was written, the default base fee floated based on the HTLC count.
+ // It is now fixed, so we simply set the fee to the expected value here.
+ let mut config = test_default_channel_config();
+ config.channel_options.forwarding_fee_base_msat = 239;
+ let node_chanmgrs = create_node_chanmgrs(3, &node_cfgs, &[Some(config.clone()), Some(config.clone()), Some(config.clone())]);
let mut nodes = create_network(3, &node_cfgs, &node_chanmgrs);
let chan_1 = create_announced_chan_between_nodes_with_value(&nodes, 0, 1, 190000, 1001, InitFeatures::known(), InitFeatures::known());
let chan_2 = create_announced_chan_between_nodes_with_value(&nodes, 1, 2, 190000, 1001, InitFeatures::known(), InitFeatures::known());
}}
}
- let feemsat = 239; // somehow we know?
+ let feemsat = 239; // set above
let total_fee_msat = (nodes.len() - 2) as u64 * feemsat;
let feerate = get_feerate!(nodes[0], chan_1.2);
if stat01.value_to_self_msat < stat01.channel_reserve_msat + commit_tx_fee_all_htlcs + ensure_htlc_amounts_above_dust_buffer + amt_msat {
break;
}
- send_payment(&nodes[0], &vec![&nodes[1], &nodes[2]][..], recv_value_0, recv_value_0);
+ send_payment(&nodes[0], &vec![&nodes[1], &nodes[2]][..], recv_value_0);
let (stat01_, stat11_, stat12_, stat22_) = (
get_channel_value_stat!(nodes[0], chan_1.2),
let events = nodes[2].node.get_and_clear_pending_events();
assert_eq!(events.len(), 2);
match events[0] {
- Event::PaymentReceived { ref payment_hash, ref payment_secret, amt, user_payment_id: _ } => {
+ Event::PaymentReceived { ref payment_hash, ref purpose, amt } => {
assert_eq!(our_payment_hash_21, *payment_hash);
- assert_eq!(Some(our_payment_secret_21), *payment_secret);
assert_eq!(recv_value_21, amt);
+ match &purpose {
+ PaymentPurpose::InvoicePayment { payment_preimage, payment_secret, .. } => {
+ assert!(payment_preimage.is_none());
+ assert_eq!(our_payment_secret_21, *payment_secret);
+ },
+ _ => panic!("expected PaymentPurpose::InvoicePayment")
+ }
},
_ => panic!("Unexpected event"),
}
match events[1] {
- Event::PaymentReceived { ref payment_hash, ref payment_secret, amt, user_payment_id: _ } => {
+ Event::PaymentReceived { ref payment_hash, ref purpose, amt } => {
assert_eq!(our_payment_hash_22, *payment_hash);
- assert_eq!(Some(our_payment_secret_22), *payment_secret);
assert_eq!(recv_value_22, amt);
+ match &purpose {
+ PaymentPurpose::InvoicePayment { payment_preimage, payment_secret, .. } => {
+ assert!(payment_preimage.is_none());
+ assert_eq!(our_payment_secret_22, *payment_secret);
+ },
+ _ => panic!("expected PaymentPurpose::InvoicePayment")
+ }
},
_ => panic!("Unexpected event"),
}
- claim_payment(&nodes[0], &vec!(&nodes[1], &nodes[2]), our_payment_preimage_1, recv_value_1);
- claim_payment(&nodes[0], &vec!(&nodes[1], &nodes[2]), our_payment_preimage_21, recv_value_21);
- claim_payment(&nodes[0], &vec!(&nodes[1], &nodes[2]), our_payment_preimage_22, recv_value_22);
+ claim_payment(&nodes[0], &vec!(&nodes[1], &nodes[2]), our_payment_preimage_1);
+ claim_payment(&nodes[0], &vec!(&nodes[1], &nodes[2]), our_payment_preimage_21);
+ claim_payment(&nodes[0], &vec!(&nodes[1], &nodes[2]), our_payment_preimage_22);
let commit_tx_fee_0_htlcs = 2*commit_tx_fee_msat(feerate, 1);
let recv_value_3 = commit_tx_fee_2_htlcs - commit_tx_fee_0_htlcs - total_fee_msat;
- send_payment(&nodes[0], &vec![&nodes[1], &nodes[2]][..], recv_value_3, recv_value_3);
+ send_payment(&nodes[0], &vec![&nodes[1], &nodes[2]][..], recv_value_3);
let commit_tx_fee_1_htlc = 2*commit_tx_fee_msat(feerate, 1 + 1);
let expected_value_to_self = stat01.value_to_self_msat - (recv_value_1 + total_fee_msat) - (recv_value_21 + total_fee_msat) - (recv_value_22 + total_fee_msat) - (recv_value_3 + total_fee_msat);
// Now claim both of the first two HTLCs on B's end, putting B in AwaitingRAA and generating an
// initial fulfill/CS.
- assert!(nodes[1].node.claim_funds(payment_preimage_1, b_chan_values.channel_reserve_msat - b_chan_values.value_to_self_msat - 10000));
+ assert!(nodes[1].node.claim_funds(payment_preimage_1));
check_added_monitors!(nodes[1], 1);
let bs_removes = get_htlc_update_msgs!(nodes[1], nodes[0].node.get_our_node_id());
// This claim goes in B's holding cell, allowing us to have a pending B->A RAA which does not
// remove the second HTLC when we send the HTLC back from B to A.
- assert!(nodes[1].node.claim_funds(payment_preimage_2, 20000));
+ assert!(nodes[1].node.claim_funds(payment_preimage_2));
check_added_monitors!(nodes[1], 1);
assert!(nodes[1].node.get_and_clear_pending_msg_events().is_empty());
expect_pending_htlcs_forwardable!(nodes[0]);
expect_payment_received!(nodes[0], payment_hash_4, payment_secret_4, 10000);
- claim_payment(&nodes[1], &[&nodes[0]], payment_preimage_4, 10_000);
- claim_payment(&nodes[0], &[&nodes[1]], payment_preimage_3, 100_000);
+ claim_payment(&nodes[1], &[&nodes[0]], payment_preimage_4);
+ claim_payment(&nodes[0], &[&nodes[1]], payment_preimage_3);
}
#[test]
connect_blocks(&nodes[4], 4*CHAN_CONFIRM_DEPTH + 1 - nodes[4].best_block_info().1);
// Rebalance the network a bit by relaying one payment through all the channels...
- send_payment(&nodes[0], &vec!(&nodes[1], &nodes[2], &nodes[3], &nodes[4])[..], 8000000, 8_000_000);
- send_payment(&nodes[0], &vec!(&nodes[1], &nodes[2], &nodes[3], &nodes[4])[..], 8000000, 8_000_000);
- send_payment(&nodes[0], &vec!(&nodes[1], &nodes[2], &nodes[3], &nodes[4])[..], 8000000, 8_000_000);
- send_payment(&nodes[0], &vec!(&nodes[1], &nodes[2], &nodes[3], &nodes[4])[..], 8000000, 8_000_000);
+ send_payment(&nodes[0], &vec!(&nodes[1], &nodes[2], &nodes[3], &nodes[4])[..], 8000000);
+ send_payment(&nodes[0], &vec!(&nodes[1], &nodes[2], &nodes[3], &nodes[4])[..], 8000000);
+ send_payment(&nodes[0], &vec!(&nodes[1], &nodes[2], &nodes[3], &nodes[4])[..], 8000000);
+ send_payment(&nodes[0], &vec!(&nodes[1], &nodes[2], &nodes[3], &nodes[4])[..], 8000000);
// Simple case with no pending HTLCs:
nodes[1].node.peer_disconnected(&nodes[0].node.get_our_node_id(), true);
// One pending HTLC is discarded by the force-close:
let payment_preimage_1 = route_payment(&nodes[1], &vec!(&nodes[2], &nodes[3])[..], 3000000).0;
- // Simple case of one pending HTLC to HTLC-Timeout
+ // Simple case of one pending HTLC to HTLC-Timeout (note that the HTLC-Timeout is not
+ // broadcasted until we reach the timelock time).
nodes[1].node.peer_disconnected(&nodes[2].node.get_our_node_id(), true);
check_closed_broadcast!(nodes[1], false);
check_added_monitors!(nodes[1], 1);
{
- let mut node_txn = test_txn_broadcast(&nodes[1], &chan_2, None, HTLCType::TIMEOUT);
+ let mut node_txn = test_txn_broadcast(&nodes[1], &chan_2, None, HTLCType::NONE);
+ connect_blocks(&nodes[1], TEST_FINAL_CLTV + LATENCY_GRACE_PERIOD_BLOCKS + MIN_CLTV_EXPIRY_DELTA as u32 + 1);
+ test_txn_broadcast(&nodes[1], &chan_2, None, HTLCType::TIMEOUT);
mine_transaction(&nodes[2], &node_txn[0]);
check_added_monitors!(nodes[2], 1);
test_txn_broadcast(&nodes[2], &chan_2, None, HTLCType::NONE);
assert_eq!(nodes[2].node.list_channels().len(), 1);
macro_rules! claim_funds {
- ($node: expr, $prev_node: expr, $preimage: expr, $amount: expr) => {
+ ($node: expr, $prev_node: expr, $preimage: expr) => {
{
- assert!($node.node.claim_funds($preimage, $amount));
+ assert!($node.node.claim_funds($preimage));
check_added_monitors!($node, 1);
let events = $node.node.get_and_clear_pending_msg_events();
check_closed_broadcast!(nodes[2], false);
let node2_commitment_txid;
{
- let node_txn = test_txn_broadcast(&nodes[2], &chan_3, None, HTLCType::TIMEOUT);
+ let node_txn = test_txn_broadcast(&nodes[2], &chan_3, None, HTLCType::NONE);
+ connect_blocks(&nodes[2], TEST_FINAL_CLTV + LATENCY_GRACE_PERIOD_BLOCKS + MIN_CLTV_EXPIRY_DELTA as u32 + 1);
+ test_txn_broadcast(&nodes[2], &chan_3, None, HTLCType::TIMEOUT);
node2_commitment_txid = node_txn[0].txid();
// Claim the payment on nodes[3], giving it knowledge of the preimage
- claim_funds!(nodes[3], nodes[2], payment_preimage_1, 3_000_000);
+ claim_funds!(nodes[3], nodes[2], payment_preimage_1);
mine_transaction(&nodes[3], &node_txn[0]);
check_added_monitors!(nodes[3], 1);
check_preimage_claim(&nodes[3], &node_txn);
let node_txn = test_txn_broadcast(&nodes[3], &chan_4, None, HTLCType::TIMEOUT);
// Claim the payment on nodes[4], giving it knowledge of the preimage
- claim_funds!(nodes[4], nodes[3], payment_preimage_2, 3_000_000);
+ claim_funds!(nodes[4], nodes[3], payment_preimage_2);
connect_blocks(&nodes[4], TEST_FINAL_CLTV - CLTV_CLAIM_BUFFER + 2);
let events = nodes[4].node.get_and_clear_pending_msg_events();
assert_eq!(revoked_local_txn[1].input[0].previous_output.txid, revoked_local_txn[0].txid());
assert_eq!(revoked_local_txn[1].input[0].witness.last().unwrap().len(), OFFERED_HTLC_SCRIPT_WEIGHT); // HTLC-Timeout
// Revoke the old state
- claim_payment(&nodes[0], &vec!(&nodes[1])[..], payment_preimage_3, 3_000_000);
+ claim_payment(&nodes[0], &vec!(&nodes[1])[..], payment_preimage_3);
{
mine_transaction(&nodes[1], &revoked_local_txn[0]);
test_txn_broadcast(&nodes[1], &chan_5, None, HTLCType::NONE);
mine_transaction(&nodes[0], &revoked_local_txn[0]);
+ connect_blocks(&nodes[0], TEST_FINAL_CLTV - 1); // Confirm blocks until the HTLC expires
// Verify broadcast of revoked HTLC-timeout
let node_txn = test_txn_broadcast(&nodes[0], &chan_5, Some(revoked_local_txn[0].clone()), HTLCType::TIMEOUT);
check_added_monitors!(nodes[0], 1);
assert_eq!(revoked_local_txn[0].input[0].previous_output.txid, chan_6.3.txid());
assert_eq!(revoked_local_txn[0].output.len(), 2); // Only HTLC and output back to A are present
// Revoke the old state
- claim_payment(&nodes[0], &vec!(&nodes[1])[..], payment_preimage_4, 3_000_000);
+ claim_payment(&nodes[0], &vec!(&nodes[1])[..], payment_preimage_4);
{
mine_transaction(&nodes[0], &revoked_local_txn[0]);
{
// Only output is the full channel value back to nodes[0]:
assert_eq!(revoked_local_txn[0].output.len(), 1);
// Send a payment through, updating everyone's latest commitment txn
- send_payment(&nodes[0], &vec!(&nodes[1])[..], 5000000, 5_000_000);
+ send_payment(&nodes[0], &vec!(&nodes[1])[..], 5000000);
// Inform nodes[1] that nodes[0] broadcast a stale tx
mine_transaction(&nodes[1], &revoked_local_txn[0]);
let chan_1 = create_announced_chan_between_nodes(&nodes, 0, 1, InitFeatures::known(), InitFeatures::known());
// Rebalance the network to generate htlc in the two directions
- send_payment(&nodes[0], &vec!(&nodes[1])[..], 8000000, 8_000_000);
+ send_payment(&nodes[0], &vec!(&nodes[1])[..], 8000000);
// node[0] is gonna to revoke an old state thus node[1] should be able to claim both offered/received HTLC outputs on top of commitment tx
let payment_preimage_1 = route_payment(&nodes[0], &vec!(&nodes[1])[..], 3000000).0;
let (_payment_preimage_2, payment_hash_2, _) = route_payment(&nodes[1], &vec!(&nodes[0])[..], 3000000);
check_spends!(revoked_local_txn[1], revoked_local_txn[0]);
//Revoke the old state
- claim_payment(&nodes[0], &vec!(&nodes[1])[..], payment_preimage_1, 3_000_000);
+ claim_payment(&nodes[0], &vec!(&nodes[1])[..], payment_preimage_1);
{
mine_transaction(&nodes[0], &revoked_local_txn[0]);
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(), 3); // ChannelMonitor: penalty tx, ChannelManager: local commitment + HTLC-timeout
+ assert_eq!(node_txn.len(), 2); // ChannelMonitor: penalty tx, ChannelManager: local commitment
assert_eq!(node_txn[0].input.len(), 3); // Claim the revoked output + both revoked HTLC outputs
check_spends!(node_txn[0], revoked_local_txn[0]);
// Next nodes[1] broadcasts its current local tx state:
assert_eq!(node_txn[1].input.len(), 1);
assert_eq!(node_txn[1].input[0].previous_output.txid, chan_1.3.txid()); //Spending funding tx unique txouput, tx broadcasted by ChannelManager
-
- assert_eq!(node_txn[2].input.len(), 1);
- let witness_script = node_txn[2].clone().input[0].witness.pop().unwrap();
- assert_eq!(witness_script.len(), OFFERED_HTLC_SCRIPT_WEIGHT); //Spending an offered htlc output
- assert_eq!(node_txn[2].input[0].previous_output.txid, node_txn[1].txid());
- assert_ne!(node_txn[2].input[0].previous_output.txid, node_txn[0].input[0].previous_output.txid);
- assert_ne!(node_txn[2].input[0].previous_output.txid, node_txn[0].input[1].previous_output.txid);
}
get_announce_close_broadcast_events(&nodes, 0, 1);
assert_eq!(nodes[0].node.list_channels().len(), 0);
let chan_1 = create_announced_chan_between_nodes(&nodes, 0, 1, InitFeatures::known(), InitFeatures::known());
// Rebalance the network to generate htlc in the two directions
- send_payment(&nodes[0], &vec!(&nodes[1])[..], 8000000, 8_000_000);
+ send_payment(&nodes[0], &vec!(&nodes[1])[..], 8000000);
// node[0] is gonna to revoke an old state thus node[1] should be able to claim both offered/received HTLC outputs on top of commitment tx, but this
// time as two different claim transactions as we're gonna to timeout htlc with given a high current height
let payment_preimage_1 = route_payment(&nodes[0], &vec!(&nodes[1])[..], 3000000).0;
let revoked_local_txn = get_local_commitment_txn!(nodes[0], chan_1.2);
//Revoke the old state
- claim_payment(&nodes[0], &vec!(&nodes[1])[..], payment_preimage_1, 3_000_000);
+ claim_payment(&nodes[0], &vec!(&nodes[1])[..], payment_preimage_1);
{
confirm_transaction_at(&nodes[0], &revoked_local_txn[0], 100);
let chan_1 = create_announced_chan_between_nodes(&nodes, 0, 1, InitFeatures::known(), InitFeatures::known());
let chan_2 = create_announced_chan_between_nodes(&nodes, 1, 2, InitFeatures::known(), InitFeatures::known());
+ // Ensure all nodes are at the same height
+ let node_max_height = nodes.iter().map(|node| node.blocks.lock().unwrap().len()).max().unwrap() as u32;
+ connect_blocks(&nodes[0], node_max_height - nodes[0].best_block_info().1);
+ connect_blocks(&nodes[1], node_max_height - nodes[1].best_block_info().1);
+ connect_blocks(&nodes[2], node_max_height - nodes[2].best_block_info().1);
+
// Rebalance the network a bit by relaying one payment through all the channels...
- send_payment(&nodes[0], &vec!(&nodes[1], &nodes[2])[..], 8000000, 8_000_000);
- send_payment(&nodes[0], &vec!(&nodes[1], &nodes[2])[..], 8000000, 8_000_000);
+ send_payment(&nodes[0], &vec!(&nodes[1], &nodes[2])[..], 8000000);
+ send_payment(&nodes[0], &vec!(&nodes[1], &nodes[2])[..], 8000000);
let (our_payment_preimage, _payment_hash, _payment_secret) = route_payment(&nodes[0], &vec!(&nodes[1], &nodes[2]), 3000000);
let (our_payment_preimage_2, _payment_hash_2, _payment_secret_2) = route_payment(&nodes[0], &vec!(&nodes[1], &nodes[2]), 3000000);
let commitment_tx = get_local_commitment_txn!(nodes[2], chan_2.2);
assert_eq!(commitment_tx.len(), 1);
check_spends!(commitment_tx[0], chan_2.3);
- nodes[2].node.claim_funds(our_payment_preimage, 3_000_000);
- nodes[2].node.claim_funds(our_payment_preimage_2, 3_000_000);
+ nodes[2].node.claim_funds(our_payment_preimage);
+ nodes[2].node.claim_funds(our_payment_preimage_2);
check_added_monitors!(nodes[2], 2);
let updates = get_htlc_update_msgs!(nodes[2], nodes[1].node.get_our_node_id());
assert!(updates.update_add_htlcs.is_empty());
// Verify that B's ChannelManager is able to extract preimage from HTLC Success tx and pass it backward
let header = BlockHeader { version: 0x20000000, prev_blockhash: nodes[1].best_block_hash(), merkle_root: Default::default(), time: 42, bits: 42, nonce: 42};
connect_block(&nodes[1], &Block { header, txdata: node_txn});
+ connect_blocks(&nodes[1], TEST_FINAL_CLTV - 1); // Confirm blocks until the HTLC expires
{
let mut added_monitors = nodes[1].chain_monitor.added_monitors.lock().unwrap();
assert_eq!(added_monitors.len(), 1);
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(), 5);
+ assert_eq!(node_txn.len(), 3);
// 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
- check_spends!(node_txn[0], $commitment_tx);
check_spends!(node_txn[1], $commitment_tx);
- assert_ne!(node_txn[0].lock_time, 0);
+ check_spends!(node_txn[2], $commitment_tx);
assert_ne!(node_txn[1].lock_time, 0);
+ assert_ne!(node_txn[2].lock_time, 0);
if $htlc_offered {
- assert_eq!(node_txn[0].input[0].witness.last().unwrap().len(), OFFERED_HTLC_SCRIPT_WEIGHT);
assert_eq!(node_txn[1].input[0].witness.last().unwrap().len(), OFFERED_HTLC_SCRIPT_WEIGHT);
- assert!(node_txn[0].output[0].script_pubkey.is_v0_p2wsh()); // revokeable output
+ assert_eq!(node_txn[2].input[0].witness.last().unwrap().len(), OFFERED_HTLC_SCRIPT_WEIGHT);
assert!(node_txn[1].output[0].script_pubkey.is_v0_p2wsh()); // revokeable output
+ assert!(node_txn[2].output[0].script_pubkey.is_v0_p2wsh()); // revokeable output
} else {
- 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);
- assert!(node_txn[0].output[0].script_pubkey.is_v0_p2wpkh()); // direct payment
+ assert_eq!(node_txn[2].input[0].witness.last().unwrap().len(), ACCEPTED_HTLC_SCRIPT_WEIGHT);
assert!(node_txn[1].output[0].script_pubkey.is_v0_p2wpkh()); // direct payment
+ assert!(node_txn[2].output[0].script_pubkey.is_v0_p2wpkh()); // direct payment
}
- check_spends!(node_txn[2], $chan_tx);
- check_spends!(node_txn[3], node_txn[2]);
- check_spends!(node_txn[4], node_txn[2]);
- assert_eq!(node_txn[2].input[0].witness.last().unwrap().len(), 71);
- assert_eq!(node_txn[3].input[0].witness.last().unwrap().len(), OFFERED_HTLC_SCRIPT_WEIGHT);
- assert_eq!(node_txn[4].input[0].witness.last().unwrap().len(), OFFERED_HTLC_SCRIPT_WEIGHT);
- assert!(node_txn[3].output[0].script_pubkey.is_v0_p2wsh()); // revokeable output
- assert!(node_txn[4].output[0].script_pubkey.is_v0_p2wsh()); // revokeable output
- assert_ne!(node_txn[3].lock_time, 0);
- assert_ne!(node_txn[4].lock_time, 0);
+ check_spends!(node_txn[0], $chan_tx);
+ assert_eq!(node_txn[0].input[0].witness.last().unwrap().len(), 71);
node_txn.clear();
} }
}
// Broadcast legit commitment tx from A on B's chain
// Broadcast preimage tx by B on offered output from A commitment tx on A's chain
- let commitment_tx = get_local_commitment_txn!(nodes[0], chan_1.2);
- check_spends!(commitment_tx[0], chan_1.3);
- mine_transaction(&nodes[1], &commitment_tx[0]);
+ let node_a_commitment_tx = get_local_commitment_txn!(nodes[0], chan_1.2);
+ check_spends!(node_a_commitment_tx[0], chan_1.3);
+ mine_transaction(&nodes[1], &node_a_commitment_tx[0]);
check_closed_broadcast!(nodes[1], true);
check_added_monitors!(nodes[1], 1);
- let node_txn = nodes[1].tx_broadcaster.txn_broadcasted.lock().unwrap().clone(); // ChannelManager : 3 (commitment tx + HTLC-Sucess * 2), ChannelMonitor : 1 (HTLC-Success)
- assert_eq!(node_txn.len(), 4);
- check_spends!(node_txn[0], commitment_tx[0]);
- assert_eq!(node_txn[0].input.len(), 2);
- assert_eq!(node_txn[0].input[0].witness.last().unwrap().len(), OFFERED_HTLC_SCRIPT_WEIGHT);
- assert_eq!(node_txn[0].input[1].witness.last().unwrap().len(), OFFERED_HTLC_SCRIPT_WEIGHT);
- assert_eq!(node_txn[0].lock_time, 0);
- assert!(node_txn[0].output[0].script_pubkey.is_v0_p2wpkh()); // direct payment
- check_spends!(node_txn[1], chan_1.3);
- assert_eq!(node_txn[1].input[0].witness.clone().last().unwrap().len(), 71);
- check_spends!(node_txn[2], node_txn[1]);
- check_spends!(node_txn[3], node_txn[1]);
+ let node_txn = nodes[1].tx_broadcaster.txn_broadcasted.lock().unwrap().clone();
+ assert_eq!(node_txn.len(), 6); // ChannelManager : 3 (commitment tx + HTLC-Sucess * 2), ChannelMonitor : 3 (HTLC-Success, 2* RBF bumps of above HTLC txn)
+ let commitment_spend =
+ if node_txn[0].input[0].previous_output.txid == node_a_commitment_tx[0].txid() {
+ check_spends!(node_txn[1], commitment_tx[0]);
+ check_spends!(node_txn[2], commitment_tx[0]);
+ assert_ne!(node_txn[1].input[0].previous_output.vout, node_txn[2].input[0].previous_output.vout);
+ &node_txn[0]
+ } else {
+ check_spends!(node_txn[0], commitment_tx[0]);
+ check_spends!(node_txn[1], commitment_tx[0]);
+ assert_ne!(node_txn[0].input[0].previous_output.vout, node_txn[1].input[0].previous_output.vout);
+ &node_txn[2]
+ };
+
+ check_spends!(commitment_spend, node_a_commitment_tx[0]);
+ assert_eq!(commitment_spend.input.len(), 2);
+ assert_eq!(commitment_spend.input[0].witness.last().unwrap().len(), OFFERED_HTLC_SCRIPT_WEIGHT);
+ assert_eq!(commitment_spend.input[1].witness.last().unwrap().len(), OFFERED_HTLC_SCRIPT_WEIGHT);
+ assert_eq!(commitment_spend.lock_time, 0);
+ assert!(commitment_spend.output[0].script_pubkey.is_v0_p2wpkh()); // direct payment
+ check_spends!(node_txn[3], chan_1.3);
+ assert_eq!(node_txn[3].input[0].witness.clone().last().unwrap().len(), 71);
+ check_spends!(node_txn[4], node_txn[3]);
+ check_spends!(node_txn[5], node_txn[3]);
// We don't bother to check that B can claim the HTLC output on its commitment tx here as
// we already checked the same situation with A.
// Verify that A's ChannelManager is able to extract preimage from preimage tx and generate PaymentSent
let mut header = BlockHeader { version: 0x20000000, prev_blockhash: nodes[0].best_block_hash(), merkle_root: Default::default(), time: 42, bits: 42, nonce: 42};
- connect_block(&nodes[0], &Block { header, txdata: vec![commitment_tx[0].clone(), node_txn[0].clone()] });
+ connect_block(&nodes[0], &Block { header, txdata: vec![node_a_commitment_tx[0].clone(), commitment_spend.clone()] });
+ connect_blocks(&nodes[0], TEST_FINAL_CLTV + MIN_CLTV_EXPIRY_DELTA as u32 - 1); // Confirm blocks until the HTLC expires
check_closed_broadcast!(nodes[0], true);
check_added_monitors!(nodes[0], 1);
let events = nodes[0].node.get_and_clear_pending_events();
_ => panic!("Unexpected event"),
}
}
- check_tx_local_broadcast!(nodes[0], true, commitment_tx[0], chan_1.3);
+ check_tx_local_broadcast!(nodes[0], true, node_a_commitment_tx[0], chan_1.3);
}
fn do_test_htlc_on_chain_timeout(connect_style: ConnectStyle) {
let chan_2 = create_announced_chan_between_nodes(&nodes, 1, 2, InitFeatures::known(), InitFeatures::known());
// Rebalance the network a bit by relaying one payment thorugh all the channels...
- send_payment(&nodes[0], &vec!(&nodes[1], &nodes[2])[..], 8000000, 8_000_000);
- send_payment(&nodes[0], &vec!(&nodes[1], &nodes[2])[..], 8000000, 8_000_000);
+ send_payment(&nodes[0], &vec!(&nodes[1], &nodes[2])[..], 8000000);
+ send_payment(&nodes[0], &vec!(&nodes[1], &nodes[2])[..], 8000000);
let (_payment_preimage, payment_hash, _payment_secret) = route_payment(&nodes[0], &vec!(&nodes[1], &nodes[2]), 3000000);
connect_blocks(&nodes[1], ANTI_REORG_DELAY - 1);
{
- // B will rebroadcast its own holder commitment transaction here...just because
+ // B may rebroadcast its own holder commitment transaction here, as a safeguard against
+ // some incredibly unlikely partial-eclipse-attack scenarios. That said, because the
+ // original commitment_tx[0] (also spending chan_2.3) has reached ANTI_REORG_DELAY B really
+ // shouldn't broadcast anything here, and in some connect style scenarios we do not.
let node_txn = nodes[1].tx_broadcaster.txn_broadcasted.lock().unwrap().split_off(0);
- assert_eq!(node_txn.len(), 1);
- check_spends!(node_txn[0], chan_2.3);
+ if node_txn.len() == 1 {
+ check_spends!(node_txn[0], chan_2.3);
+ } else {
+ assert_eq!(node_txn.len(), 0);
+ }
}
expect_pending_htlcs_forwardable!(nodes[1]);
check_spends!(commitment_tx[0], chan_1.3);
mine_transaction(&nodes[0], &commitment_tx[0]);
+ connect_blocks(&nodes[0], TEST_FINAL_CLTV + MIN_CLTV_EXPIRY_DELTA as u32 - 1); // Confirm blocks until the HTLC expires
check_closed_broadcast!(nodes[0], true);
check_added_monitors!(nodes[0], 1);
- let node_txn = nodes[0].tx_broadcaster.txn_broadcasted.lock().unwrap().clone(); // ChannelManager : 2 (commitment tx, HTLC-Timeout tx), ChannelMonitor : 1 timeout tx
- assert_eq!(node_txn.len(), 3);
- 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[1], chan_1.3);
- 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);
+ let node_txn = nodes[0].tx_broadcaster.txn_broadcasted.lock().unwrap().clone(); // ChannelManager : 1 commitment tx, ChannelMonitor : 1 timeout tx
+ assert_eq!(node_txn.len(), 2);
+ check_spends!(node_txn[0], chan_1.3);
+ assert_eq!(node_txn[0].clone().input[0].witness.last().unwrap().len(), 71);
+ check_spends!(node_txn[1], commitment_tx[0]);
+ assert_eq!(node_txn[1].clone().input[0].witness.last().unwrap().len(), ACCEPTED_HTLC_SCRIPT_WEIGHT);
}
#[test]
// Get the will-be-revoked local txn from nodes[2]
let revoked_local_txn = get_local_commitment_txn!(nodes[2], chan_2.2);
// Revoke the old state
- claim_payment(&nodes[0], &[&nodes[1], &nodes[2]], payment_preimage, 3_000_000);
+ claim_payment(&nodes[0], &[&nodes[1], &nodes[2]], payment_preimage);
let (_, payment_hash, _) = route_payment(&nodes[0], &[&nodes[1], &nodes[2]], 3000000);
nodes[0].node.handle_update_fail_htlc(&nodes[1].node.get_our_node_id(), &update_fail_htlcs[0]);
commitment_signed_dance!(nodes[0], nodes[1], commitment_signed, false, true);
-
- let events = nodes[0].node.get_and_clear_pending_msg_events();
- assert_eq!(events.len(), 1);
- match events[0] {
- MessageSendEvent::PaymentFailureNetworkUpdate { .. } => {},
- _ => panic!("Unexpected event"),
- }
+ expect_payment_failure_chan_update!(nodes[0], chan_2.0.contents.short_channel_id, true);
expect_payment_failed!(nodes[0], payment_hash, false);
},
_ => panic!("Unexpected event"),
let revoked_local_txn = get_local_commitment_txn!(nodes[2], chan_2.2);
assert_eq!(revoked_local_txn[0].output.len(), if no_to_remote { 1 } else { 2 });
// Revoke the old state
- claim_payment(&nodes[0], &[&nodes[1], &nodes[2]], payment_preimage, if no_to_remote { 10_000 } else { 3_000_000});
+ claim_payment(&nodes[0], &[&nodes[1], &nodes[2]], payment_preimage);
let value = if use_dust {
// The dust limit applied to HTLC outputs considers the fee of the HTLC transaction as
let current_height = nodes[1].node.best_block.read().unwrap().height() + 1;
let net_graph_msg_handler = &nodes[1].net_graph_msg_handler;
let route = get_route(&nodes[1].node.get_our_node_id(), &net_graph_msg_handler.network_graph.read().unwrap(), &nodes[0].node.get_our_node_id(), Some(InvoiceFeatures::known()), None, &Vec::new(), 50_000, TEST_FINAL_CLTV, &logger).unwrap();
- let (onion_payloads, _amount_msat, cltv_expiry) = onion_utils::build_onion_payloads(&route.paths[0], 50_000, &Some(payment_secret), current_height).unwrap();
+ let (onion_payloads, _amount_msat, cltv_expiry) = onion_utils::build_onion_payloads(&route.paths[0], 50_000, &Some(payment_secret), current_height, &None).unwrap();
let onion_keys = onion_utils::construct_onion_keys(&secp_ctx, &route.paths[0], &session_priv).unwrap();
let onion_routing_packet = onion_utils::construct_onion_packet(onion_payloads, onion_keys, [0; 32], &payment_hash);
route_payment(&nodes[0], &[&nodes[1]], 10000000);
nodes[0].node.force_close_channel(&nodes[0].node.list_channels()[0].channel_id).unwrap();
+ connect_blocks(&nodes[0], TEST_FINAL_CLTV + LATENCY_GRACE_PERIOD_BLOCKS + 1);
check_closed_broadcast!(nodes[0], true);
check_added_monitors!(nodes[0], 1);
let node_txn = nodes[0].tx_broadcaster.txn_broadcasted.lock().unwrap();
- assert_eq!(node_txn.len(), 2);
+ assert_eq!(node_txn.len(), 3);
+ assert_eq!(node_txn[0], node_txn[1]);
let mut header = BlockHeader { version: 0x20000000, prev_blockhash: nodes[1].best_block_hash(), merkle_root: Default::default(), time: 42, bits: 42, nonce: 42 };
connect_block(&nodes[1], &Block { header, txdata: vec![node_txn[0].clone(), node_txn[1].clone()]});
// Duplicate the connect_block call since this may happen due to other listeners
// registering new transactions
header.prev_blockhash = header.block_hash();
- connect_block(&nodes[1], &Block { header, txdata: vec![node_txn[0].clone(), node_txn[1].clone()]});
+ connect_block(&nodes[1], &Block { header, txdata: vec![node_txn[0].clone(), node_txn[2].clone()]});
}
#[test]
check_spends!(node_txn[0], tx);
}
+#[test]
+fn test_dup_events_on_peer_disconnect() {
+ // Test that if we receive a duplicative update_fulfill_htlc message after a reconnect we do
+ // not generate a corresponding duplicative PaymentSent event. This did not use to be the case
+ // as we used to generate the event immediately upon receipt of the payment preimage in the
+ // update_fulfill_htlc message.
+
+ let chanmon_cfgs = create_chanmon_cfgs(2);
+ let node_cfgs = create_node_cfgs(2, &chanmon_cfgs);
+ let node_chanmgrs = create_node_chanmgrs(2, &node_cfgs, &[None, None]);
+ let nodes = create_network(2, &node_cfgs, &node_chanmgrs);
+ create_announced_chan_between_nodes(&nodes, 0, 1, InitFeatures::known(), InitFeatures::known());
+
+ let payment_preimage = route_payment(&nodes[0], &[&nodes[1]], 1000000).0;
+
+ assert!(nodes[1].node.claim_funds(payment_preimage));
+ check_added_monitors!(nodes[1], 1);
+ let claim_msgs = get_htlc_update_msgs!(nodes[1], nodes[0].node.get_our_node_id());
+ nodes[0].node.handle_update_fulfill_htlc(&nodes[1].node.get_our_node_id(), &claim_msgs.update_fulfill_htlcs[0]);
+ expect_payment_sent!(nodes[0], payment_preimage);
+
+ nodes[0].node.peer_disconnected(&nodes[1].node.get_our_node_id(), false);
+ nodes[1].node.peer_disconnected(&nodes[0].node.get_our_node_id(), false);
+
+ reconnect_nodes(&nodes[0], &nodes[1], (false, false), (0, 0), (1, 0), (0, 0), (0, 0), (false, false));
+ assert!(nodes[0].node.get_and_clear_pending_events().is_empty());
+}
+
#[test]
fn test_simple_peer_disconnect() {
// Test that we can reconnect when there are no lost messages
let payment_preimage_1 = route_payment(&nodes[0], &vec!(&nodes[1], &nodes[2])[..], 1000000).0;
let payment_hash_2 = route_payment(&nodes[0], &vec!(&nodes[1], &nodes[2])[..], 1000000).1;
fail_payment(&nodes[0], &vec!(&nodes[1], &nodes[2]), payment_hash_2);
- claim_payment(&nodes[0], &vec!(&nodes[1], &nodes[2]), payment_preimage_1, 1_000_000);
+ claim_payment(&nodes[0], &vec!(&nodes[1], &nodes[2]), payment_preimage_1);
nodes[0].node.peer_disconnected(&nodes[1].node.get_our_node_id(), false);
nodes[1].node.peer_disconnected(&nodes[0].node.get_our_node_id(), false);
nodes[0].node.peer_disconnected(&nodes[1].node.get_our_node_id(), false);
nodes[1].node.peer_disconnected(&nodes[0].node.get_our_node_id(), false);
- claim_payment_along_route(&nodes[0], &[&[&nodes[1], &nodes[2]]], true, payment_preimage_3, 1_000_000);
+ claim_payment_along_route(&nodes[0], &[&[&nodes[1], &nodes[2]]], true, payment_preimage_3);
fail_payment_along_route(&nodes[0], &[&nodes[1], &nodes[2]], true, payment_hash_5);
reconnect_nodes(&nodes[0], &nodes[1], (false, false), (0, 0), (0, 0), (1, 0), (1, 0), (false, false));
}
}
- claim_payment(&nodes[0], &vec!(&nodes[1], &nodes[2]), payment_preimage_4, 1_000_000);
+ claim_payment(&nodes[0], &vec!(&nodes[1], &nodes[2]), payment_preimage_4);
fail_payment(&nodes[0], &vec!(&nodes[1], &nodes[2]), payment_hash_6);
}
-fn do_test_drop_messages_peer_disconnect(messages_delivered: u8) {
+fn do_test_drop_messages_peer_disconnect(messages_delivered: u8, simulate_broken_lnd: bool) {
// Test that we can reconnect when in-flight HTLC updates get dropped
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);
+
+ let mut as_funding_locked = None;
if messages_delivered == 0 {
- create_chan_between_nodes_with_value_a(&nodes[0], &nodes[1], 100000, 10001, InitFeatures::known(), InitFeatures::known());
+ 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)
+ // 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 {
create_announced_chan_between_nodes(&nodes, 0, 1, InitFeatures::known(), InitFeatures::known());
}
nodes[0].node.peer_disconnected(&nodes[1].node.get_our_node_id(), false);
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.
+ //
+ // 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
+ // 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);
+ }
// Even if the funding_locked 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), (false, false));
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 payment_secret, amt, user_payment_id: _ } => {
+ Event::PaymentReceived { ref payment_hash, ref purpose, amt } => {
assert_eq!(payment_hash_1, *payment_hash);
- assert_eq!(Some(payment_secret_1), *payment_secret);
assert_eq!(amt, 1000000);
+ match &purpose {
+ PaymentPurpose::InvoicePayment { payment_preimage, payment_secret, .. } => {
+ assert!(payment_preimage.is_none());
+ assert_eq!(payment_secret_1, *payment_secret);
+ },
+ _ => panic!("expected PaymentPurpose::InvoicePayment")
+ }
},
_ => panic!("Unexpected event"),
}
- nodes[1].node.claim_funds(payment_preimage_1, 1_000_000);
+ nodes[1].node.claim_funds(payment_preimage_1);
check_added_monitors!(nodes[1], 1);
let events_3 = nodes[1].node.get_and_clear_pending_msg_events();
nodes[1].node.peer_disconnected(&nodes[0].node.get_our_node_id(), false);
if messages_delivered < 2 {
reconnect_nodes(&nodes[0], &nodes[1], (false, false), (0, 0), (1, 0), (0, 0), (0, 0), (false, false));
- //TODO: Deduplicate PaymentSent events, then enable this if:
- //if messages_delivered < 1 {
+ if messages_delivered < 1 {
let events_4 = nodes[0].node.get_and_clear_pending_events();
assert_eq!(events_4.len(), 1);
match events_4[0] {
},
_ => panic!("Unexpected event"),
}
- //}
+ } else {
+ assert!(nodes[0].node.get_and_clear_pending_msg_events().is_empty());
+ }
} else if messages_delivered == 2 {
// nodes[0] still wants its RAA + commitment_signed
reconnect_nodes(&nodes[0], &nodes[1], (false, false), (0, -1), (0, 0), (0, 0), (0, 0), (false, true));
&nodes[1].node.get_our_node_id(), Some(InvoiceFeatures::known()), Some(&nodes[0].node.list_usable_channels().iter().collect::<Vec<_>>()),
&Vec::new(), 1000000, TEST_FINAL_CLTV, &logger).unwrap();
let payment_preimage_2 = send_along_route(&nodes[0], route, &[&nodes[1]], 1000000).0;
- claim_payment(&nodes[0], &[&nodes[1]], payment_preimage_2, 1_000_000);
+ claim_payment(&nodes[0], &[&nodes[1]], payment_preimage_2);
}
#[test]
fn test_drop_messages_peer_disconnect_a() {
- do_test_drop_messages_peer_disconnect(0);
- do_test_drop_messages_peer_disconnect(1);
- do_test_drop_messages_peer_disconnect(2);
- do_test_drop_messages_peer_disconnect(3);
+ do_test_drop_messages_peer_disconnect(0, true);
+ do_test_drop_messages_peer_disconnect(0, false);
+ do_test_drop_messages_peer_disconnect(1, false);
+ do_test_drop_messages_peer_disconnect(2, false);
}
#[test]
fn test_drop_messages_peer_disconnect_b() {
- do_test_drop_messages_peer_disconnect(4);
- do_test_drop_messages_peer_disconnect(5);
- do_test_drop_messages_peer_disconnect(6);
+ do_test_drop_messages_peer_disconnect(3, false);
+ do_test_drop_messages_peer_disconnect(4, false);
+ do_test_drop_messages_peer_disconnect(5, false);
+ do_test_drop_messages_peer_disconnect(6, false);
}
#[test]
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 persister: test_utils::TestPersister;
+ let new_chain_monitor: test_utils::TestChainMonitor;
+ let nodes_0_deserialized: ChannelManager<EnforcingSigner, &test_utils::TestChainMonitor, &test_utils::TestBroadcaster, &test_utils::TestKeysInterface, &test_utils::TestFeeEstimator, &test_utils::TestLogger>;
+ let mut nodes = create_network(2, &node_cfgs, &node_chanmgrs);
let tx = create_chan_between_nodes_with_value_init(&nodes[0], &nodes[1], 100000, 10001, InitFeatures::known(), InitFeatures::known());
nodes[0].node.peer_disconnected(&nodes[1].node.get_our_node_id(), false);
let logger = test_utils::TestLogger::new();
let route = get_route(&nodes[0].node.get_our_node_id(), &net_graph_msg_handler.network_graph.read().unwrap(), &nodes[1].node.get_our_node_id(), Some(InvoiceFeatures::known()), None, &Vec::new(), 1000000, TEST_FINAL_CLTV, &logger).unwrap();
let (payment_preimage, _, _) = send_along_route(&nodes[0], route, &[&nodes[1]], 1000000);
- claim_payment(&nodes[0], &[&nodes[1]], payment_preimage, 1_000_000);
+ claim_payment(&nodes[0], &[&nodes[1]], payment_preimage);
+
+ // Check that after deserialization and reconnection we can still generate an identical
+ // channel_announcement from the cached signatures.
+ nodes[1].node.peer_disconnected(&nodes[0].node.get_our_node_id(), false);
+
+ let nodes_0_serialized = nodes[0].node.encode();
+ let mut chan_0_monitor_serialized = test_utils::TestVecWriter(Vec::new());
+ nodes[0].chain_monitor.chain_monitor.monitors.read().unwrap().iter().next().unwrap().1.write(&mut chan_0_monitor_serialized).unwrap();
+
+ persister = test_utils::TestPersister::new();
+ let keys_manager = &chanmon_cfgs[0].keys_manager;
+ new_chain_monitor = test_utils::TestChainMonitor::new(Some(nodes[0].chain_source), nodes[0].tx_broadcaster.clone(), nodes[0].logger, node_cfgs[0].fee_estimator, &persister, keys_manager);
+ nodes[0].chain_monitor = &new_chain_monitor;
+ let mut chan_0_monitor_read = &chan_0_monitor_serialized.0[..];
+ let (_, mut chan_0_monitor) = <(BlockHash, ChannelMonitor<EnforcingSigner>)>::read(
+ &mut chan_0_monitor_read, keys_manager).unwrap();
+ assert!(chan_0_monitor_read.is_empty());
+
+ let mut nodes_0_read = &nodes_0_serialized[..];
+ let (_, nodes_0_deserialized_tmp) = {
+ let mut channel_monitors = HashMap::new();
+ channel_monitors.insert(chan_0_monitor.get_funding_txo().0, &mut chan_0_monitor);
+ <(BlockHash, ChannelManager<EnforcingSigner, &test_utils::TestChainMonitor, &test_utils::TestBroadcaster, &test_utils::TestKeysInterface, &test_utils::TestFeeEstimator, &test_utils::TestLogger>)>::read(&mut nodes_0_read, ChannelManagerReadArgs {
+ default_config: UserConfig::default(),
+ keys_manager,
+ fee_estimator: node_cfgs[0].fee_estimator,
+ chain_monitor: nodes[0].chain_monitor,
+ tx_broadcaster: nodes[0].tx_broadcaster.clone(),
+ logger: nodes[0].logger,
+ channel_monitors,
+ }).unwrap()
+ };
+ nodes_0_deserialized = nodes_0_deserialized_tmp;
+ assert!(nodes_0_read.is_empty());
+
+ assert!(nodes[0].chain_monitor.watch_channel(chan_0_monitor.get_funding_txo().0, chan_0_monitor).is_ok());
+ nodes[0].node = &nodes_0_deserialized;
+ check_added_monitors!(nodes[0], 1);
+
+ reconnect_nodes(&nodes[0], &nodes[1], (false, false), (0, 0), (0, 0), (0, 0), (0, 0), (false, false));
+
+ // as_announcement should be re-generated exactly by broadcast_node_announcement.
+ nodes[0].node.broadcast_node_announcement([0, 0, 0], [0; 32], Vec::new());
+ let msgs = nodes[0].node.get_and_clear_pending_msg_events();
+ let mut found_announcement = false;
+ for event in msgs.iter() {
+ match event {
+ MessageSendEvent::BroadcastChannelAnnouncement { ref msg, .. } => {
+ if *msg == as_announcement { found_announcement = true; }
+ },
+ MessageSendEvent::BroadcastNodeAnnouncement { .. } => {},
+ _ => panic!("Unexpected event"),
+ }
+ }
+ assert!(found_announcement);
}
#[test]
_ => panic!("Unexpected event"),
}
- assert!(nodes[1].node.claim_funds(payment_preimage_1, 1_000_000));
+ assert!(nodes[1].node.claim_funds(payment_preimage_1));
check_added_monitors!(nodes[1], 1);
let events_2 = nodes[1].node.get_and_clear_pending_msg_events();
let events_5 = nodes[1].node.get_and_clear_pending_events();
assert_eq!(events_5.len(), 1);
match events_5[0] {
- Event::PaymentReceived { ref payment_hash, ref payment_secret, amt: _, user_payment_id: _ } => {
+ Event::PaymentReceived { ref payment_hash, ref purpose, .. } => {
assert_eq!(payment_hash_2, *payment_hash);
- assert_eq!(Some(payment_secret_2), *payment_secret);
+ match &purpose {
+ PaymentPurpose::InvoicePayment { payment_preimage, payment_secret, .. } => {
+ assert!(payment_preimage.is_none());
+ assert_eq!(payment_secret_2, *payment_secret);
+ },
+ _ => panic!("expected PaymentPurpose::InvoicePayment")
+ }
},
_ => panic!("Unexpected event"),
}
assert!(nodes[0].node.get_and_clear_pending_msg_events().is_empty());
check_added_monitors!(nodes[0], 1);
- claim_payment(&nodes[0], &[&nodes[1]], payment_preimage_2, 1_000_000);
+ claim_payment(&nodes[0], &[&nodes[1]], payment_preimage_2);
}
fn do_test_htlc_timeout(send_partial_mpp: bool) {
// Use the utility function send_payment_along_path to send the payment with MPP data which
// indicates there are more HTLCs coming.
let cur_height = CHAN_CONFIRM_DEPTH + 1; // route_payment calls send_payment, which adds 1 to the current height. So we do the same here to match.
- nodes[0].node.send_payment_along_path(&route.paths[0], &our_payment_hash, &Some(payment_secret), 200000, cur_height).unwrap();
+ nodes[0].node.send_payment_along_path(&route.paths[0], &our_payment_hash, &Some(payment_secret), 200000, cur_height, &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);
// Now do the relevant commitment_signed/RAA dances along the path, noting that the final
// hop should *not* yet generate any PaymentReceived event(s).
- pass_along_path(&nodes[0], &[&nodes[1]], 100000, our_payment_hash, payment_secret, events.drain(..).next().unwrap(), false);
+ pass_along_path(&nodes[0], &[&nodes[1]], 100000, our_payment_hash, Some(payment_secret), events.drain(..).next().unwrap(), false, None);
our_payment_hash
} else {
route_payment(&nodes[0], &[&nodes[1]], 100000).1
};
connect_block(&nodes[0], &block);
connect_block(&nodes[1], &block);
- for _ in CHAN_CONFIRM_DEPTH + 2 ..TEST_FINAL_CLTV + CHAN_CONFIRM_DEPTH + 2 - CLTV_CLAIM_BUFFER - LATENCY_GRACE_PERIOD_BLOCKS {
+ let block_count = TEST_FINAL_CLTV + CHAN_CONFIRM_DEPTH + 2 - CLTV_CLAIM_BUFFER - LATENCY_GRACE_PERIOD_BLOCKS;
+ for _ in CHAN_CONFIRM_DEPTH + 2..block_count {
block.header.prev_blockhash = block.block_hash();
connect_block(&nodes[0], &block);
connect_block(&nodes[1], &block);
nodes[0].node.handle_update_fail_htlc(&nodes[1].node.get_our_node_id(), &htlc_timeout_updates.update_fail_htlcs[0]);
commitment_signed_dance!(nodes[0], nodes[1], htlc_timeout_updates.commitment_signed, false);
- // 100_000 msat as u64, followed by a height of TEST_FINAL_CLTV + 2 as u32
+ // 100_000 msat as u64, followed by the height at which we failed back above
let mut expected_failure_data = byte_utils::be64_to_array(100_000).to_vec();
- expected_failure_data.extend_from_slice(&byte_utils::be32_to_array(TEST_FINAL_CLTV + 2));
+ expected_failure_data.extend_from_slice(&byte_utils::be32_to_array(block_count - 1));
expect_payment_failed!(nodes[0], our_payment_hash, true, 0x4000 | 15, &expected_failure_data[..]);
}
let node_chanmgrs = create_node_chanmgrs(3, &node_cfgs, &[None, None, None]);
let mut nodes = create_network(3, &node_cfgs, &node_chanmgrs);
create_announced_chan_between_nodes(&nodes, 0, 1, InitFeatures::known(), InitFeatures::known());
- create_announced_chan_between_nodes(&nodes, 1, 2, InitFeatures::known(), InitFeatures::known());
+ let chan_2 = create_announced_chan_between_nodes(&nodes, 1, 2, InitFeatures::known(), InitFeatures::known());
// Make sure all nodes are at the same starting height
connect_blocks(&nodes[0], 2*CHAN_CONFIRM_DEPTH + 1 - nodes[0].best_block_info().1);
_ => unreachable!(),
}
expect_payment_failed!(nodes[0], second_payment_hash, false);
- if let &MessageSendEvent::PaymentFailureNetworkUpdate { ref update } = &nodes[0].node.get_and_clear_pending_msg_events()[0] {
- match update {
- &HTLCFailChannelUpdate::ChannelUpdateMessage { .. } => {},
- _ => panic!("Unexpected event"),
- }
- } else {
- panic!("Unexpected event");
- }
+ expect_payment_failure_chan_update!(nodes[0], chan_2.0.contents.short_channel_id, false);
} else {
expect_payment_failed!(nodes[1], second_payment_hash, true);
}
nodes[0].chain_monitor.chain_monitor.monitors.read().unwrap().iter().next().unwrap().1.write(&mut chan_0_monitor_serialized).unwrap();
logger = test_utils::TestLogger::new();
- fee_estimator = test_utils::TestFeeEstimator { sat_per_kw: 253 };
+ fee_estimator = test_utils::TestFeeEstimator { sat_per_kw: Mutex::new(253) };
persister = test_utils::TestPersister::new();
let keys_manager = &chanmon_cfgs[0].keys_manager;
new_chain_monitor = test_utils::TestChainMonitor::new(Some(nodes[0].chain_source), nodes[0].tx_broadcaster.clone(), &logger, &fee_estimator, &persister, keys_manager);
node.net_graph_msg_handler.handle_channel_update(&bs_update).unwrap();
}
- send_payment(&nodes[0], &[&nodes[1]], 1000000, 1_000_000);
+ send_payment(&nodes[0], &[&nodes[1]], 1000000);
+}
+
+#[test]
+fn test_dup_htlc_onchain_fails_on_reload() {
+ // When a Channel is closed, any outbound HTLCs which were relayed through it are simply
+ // dropped when the Channel is. From there, the ChannelManager relies on the ChannelMonitor
+ // having a copy of the relevant fail-/claim-back data and processes the HTLC fail/claim when
+ // the ChannelMonitor tells it to.
+ //
+ // If, due to an on-chain event, an HTLC is failed/claimed, and then we serialize the
+ // ChannelManager, we generally expect there not to be a duplicate HTLC fail/claim (eg via a
+ // PaymentFailed event appearing). However, because we may not serialize the relevant
+ // ChannelMonitor at the same time, this isn't strictly guaranteed. In order to provide this
+ // consistency, the ChannelManager explicitly tracks pending-onchain-resolution outbound HTLCs
+ // and de-duplicates ChannelMonitor events.
+ //
+ // This tests that explicit tracking behavior.
+ 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 persister: test_utils::TestPersister;
+ let new_chain_monitor: test_utils::TestChainMonitor;
+ let nodes_0_deserialized: ChannelManager<EnforcingSigner, &test_utils::TestChainMonitor, &test_utils::TestBroadcaster, &test_utils::TestKeysInterface, &test_utils::TestFeeEstimator, &test_utils::TestLogger>;
+ let mut nodes = create_network(2, &node_cfgs, &node_chanmgrs);
+
+ create_announced_chan_between_nodes(&nodes, 0, 1, InitFeatures::known(), InitFeatures::known());
+
+ // Route a payment, but force-close the channel before the HTLC fulfill message arrives at
+ // nodes[0].
+ let (payment_preimage, _, _) = route_payment(&nodes[0], &[&nodes[1]], 10000000);
+ nodes[0].node.force_close_channel(&nodes[0].node.list_channels()[0].channel_id).unwrap();
+ check_closed_broadcast!(nodes[0], true);
+ check_added_monitors!(nodes[0], 1);
+
+ nodes[0].node.peer_disconnected(&nodes[1].node.get_our_node_id(), false);
+ nodes[1].node.peer_disconnected(&nodes[0].node.get_our_node_id(), false);
+
+ // Connect blocks until the CLTV timeout is up so that we get an HTLC-Timeout transaction
+ connect_blocks(&nodes[0], TEST_FINAL_CLTV + LATENCY_GRACE_PERIOD_BLOCKS + 1);
+ let node_txn = nodes[0].tx_broadcaster.txn_broadcasted.lock().unwrap().split_off(0);
+ assert_eq!(node_txn.len(), 3);
+ assert_eq!(node_txn[0], node_txn[1]);
+
+ assert!(nodes[1].node.claim_funds(payment_preimage));
+ check_added_monitors!(nodes[1], 1);
+
+ let mut header = BlockHeader { version: 0x20000000, prev_blockhash: nodes[1].best_block_hash(), merkle_root: Default::default(), time: 42, bits: 42, nonce: 42 };
+ connect_block(&nodes[1], &Block { header, txdata: vec![node_txn[1].clone(), node_txn[2].clone()]});
+ check_closed_broadcast!(nodes[1], true);
+ check_added_monitors!(nodes[1], 1);
+ let claim_txn = nodes[1].tx_broadcaster.txn_broadcasted.lock().unwrap().split_off(0);
+
+ header.prev_blockhash = nodes[0].best_block_hash();
+ connect_block(&nodes[0], &Block { header, txdata: vec![node_txn[1].clone(), node_txn[2].clone()]});
+
+ // Serialize out the ChannelMonitor before connecting the on-chain claim transactions. This is
+ // fairly normal behavior as ChannelMonitor(s) are often not re-serialized when on-chain events
+ // happen, unlike ChannelManager which tends to be re-serialized after any relevant event(s).
+ let mut chan_0_monitor_serialized = test_utils::TestVecWriter(Vec::new());
+ nodes[0].chain_monitor.chain_monitor.monitors.read().unwrap().iter().next().unwrap().1.write(&mut chan_0_monitor_serialized).unwrap();
+
+ header.prev_blockhash = nodes[0].best_block_hash();
+ let claim_block = Block { header, txdata: claim_txn};
+ connect_block(&nodes[0], &claim_block);
+ expect_payment_sent!(nodes[0], payment_preimage);
+
+ // ChannelManagers generally get re-serialized after any relevant event(s). Since we just
+ // connected a highly-relevant block, it likely gets serialized out now.
+ let mut chan_manager_serialized = test_utils::TestVecWriter(Vec::new());
+ nodes[0].node.write(&mut chan_manager_serialized).unwrap();
+
+ // Now reload nodes[0]...
+ persister = test_utils::TestPersister::new();
+ let keys_manager = &chanmon_cfgs[0].keys_manager;
+ new_chain_monitor = test_utils::TestChainMonitor::new(Some(nodes[0].chain_source), nodes[0].tx_broadcaster.clone(), nodes[0].logger, node_cfgs[0].fee_estimator, &persister, keys_manager);
+ nodes[0].chain_monitor = &new_chain_monitor;
+ let mut chan_0_monitor_read = &chan_0_monitor_serialized.0[..];
+ let (_, mut chan_0_monitor) = <(BlockHash, ChannelMonitor<EnforcingSigner>)>::read(
+ &mut chan_0_monitor_read, keys_manager).unwrap();
+ assert!(chan_0_monitor_read.is_empty());
+
+ let (_, nodes_0_deserialized_tmp) = {
+ let mut channel_monitors = HashMap::new();
+ channel_monitors.insert(chan_0_monitor.get_funding_txo().0, &mut chan_0_monitor);
+ <(BlockHash, ChannelManager<EnforcingSigner, &test_utils::TestChainMonitor, &test_utils::TestBroadcaster, &test_utils::TestKeysInterface, &test_utils::TestFeeEstimator, &test_utils::TestLogger>)>
+ ::read(&mut std::io::Cursor::new(&chan_manager_serialized.0[..]), ChannelManagerReadArgs {
+ default_config: Default::default(),
+ keys_manager,
+ fee_estimator: node_cfgs[0].fee_estimator,
+ chain_monitor: nodes[0].chain_monitor,
+ tx_broadcaster: nodes[0].tx_broadcaster.clone(),
+ logger: nodes[0].logger,
+ channel_monitors,
+ }).unwrap()
+ };
+ nodes_0_deserialized = nodes_0_deserialized_tmp;
+
+ assert!(nodes[0].chain_monitor.watch_channel(chan_0_monitor.get_funding_txo().0, chan_0_monitor).is_ok());
+ check_added_monitors!(nodes[0], 1);
+ nodes[0].node = &nodes_0_deserialized;
+
+ // Note that if we re-connect the block which exposed nodes[0] to the payment preimage (but
+ // which the current ChannelMonitor has not seen), the ChannelManager's de-duplication of
+ // payment events should kick in, leaving us with no pending events here.
+ let height = nodes[0].blocks.lock().unwrap().len() as u32 - 1;
+ nodes[0].chain_monitor.chain_monitor.block_connected(&claim_block, height);
+ assert!(nodes[0].node.get_and_clear_pending_events().is_empty());
}
#[test]
let mut chan_0_monitor_serialized = test_utils::TestVecWriter(Vec::new());
nodes[0].chain_monitor.chain_monitor.monitors.read().unwrap().iter().next().unwrap().1.write(&mut chan_0_monitor_serialized).unwrap();
- fee_estimator = test_utils::TestFeeEstimator { sat_per_kw: 253 };
+ fee_estimator = test_utils::TestFeeEstimator { sat_per_kw: Mutex::new(253) };
logger = test_utils::TestLogger::new();
persister = test_utils::TestPersister::new();
let keys_manager = &chanmon_cfgs[0].keys_manager;
node.net_graph_msg_handler.handle_channel_update(&bs_update).unwrap();
}
- send_payment(&nodes[0], &[&nodes[1]], 1000000, 1_000_000);
+ send_payment(&nodes[0], &[&nodes[1]], 1000000);
}
#[test]
nodes[0].chain_monitor.chain_monitor.monitors.read().unwrap().iter().next().unwrap().1.write(&mut chan_0_monitor_serialized).unwrap();
logger = test_utils::TestLogger::new();
- fee_estimator = test_utils::TestFeeEstimator { sat_per_kw: 253 };
+ fee_estimator = test_utils::TestFeeEstimator { sat_per_kw: Mutex::new(253) };
persister = test_utils::TestPersister::new();
let keys_manager = &chanmon_cfgs[0].keys_manager;
new_chain_monitor = test_utils::TestChainMonitor::new(Some(nodes[0].chain_source), nodes[0].tx_broadcaster.clone(), &logger, &fee_estimator, &persister, keys_manager);
reconnect_nodes(&nodes[0], &nodes[1], (false, false), (0, 0), (0, 0), (0, 0), (0, 0), (false, false));
fail_payment(&nodes[0], &[&nodes[1]], our_payment_hash);
- claim_payment(&nodes[0], &[&nodes[1]], our_payment_preimage, 1_000_000);
+ claim_payment(&nodes[0], &[&nodes[1]], our_payment_preimage);
}
#[test]
}
logger = test_utils::TestLogger::new();
- fee_estimator = test_utils::TestFeeEstimator { sat_per_kw: 253 };
+ fee_estimator = test_utils::TestFeeEstimator { sat_per_kw: Mutex::new(253) };
persister = test_utils::TestPersister::new();
let keys_manager = &chanmon_cfgs[0].keys_manager;
new_chain_monitor = test_utils::TestChainMonitor::new(Some(nodes[0].chain_source), nodes[0].tx_broadcaster.clone(), &logger, &fee_estimator, &persister, keys_manager);
nodes_0_deserialized = nodes_0_deserialized_tmp;
assert!(nodes_0_read.is_empty());
- { // Channel close should result in a commitment tx and an HTLC tx
+ { // Channel close should result in a commitment tx
let txn = nodes[0].tx_broadcaster.txn_broadcasted.lock().unwrap();
- assert_eq!(txn.len(), 2);
+ assert_eq!(txn.len(), 1);
+ check_spends!(txn[0], funding_tx);
assert_eq!(txn[0].input[0].previous_output.txid, funding_tx.txid());
- assert_eq!(txn[1].input[0].previous_output.txid, txn[0].txid());
}
for monitor in node_0_monitors.drain(..) {
reconnect_nodes(&nodes[0], &nodes[1], (false, false), (0, 0), (0, 0), (0, 0), (0, 0), (false, false));
reconnect_nodes(&nodes[0], &nodes[2], (false, false), (0, 0), (0, 0), (0, 0), (0, 0), (false, false));
//... and we can even still claim the payment!
- claim_payment(&nodes[2], &[&nodes[0], &nodes[1]], our_payment_preimage, 1_000_000);
+ claim_payment(&nodes[2], &[&nodes[0], &nodes[1]], our_payment_preimage);
nodes[3].node.peer_connected(&nodes[0].node.get_our_node_id(), &msgs::Init { features: InitFeatures::empty() });
let reestablish = get_event_msg!(nodes[3], MessageSendEvent::SendChannelReestablish, nodes[0].node.get_our_node_id());
}
macro_rules! check_spendable_outputs {
- ($node: expr, $der_idx: expr, $keysinterface: expr, $chan_value: expr) => {
+ ($node: expr, $keysinterface: expr) => {
{
let mut events = $node.chain_monitor.chain_monitor.get_and_clear_pending_events();
let mut txn = Vec::new();
assert_eq!(node_txn[0].output.len(), 2); // We can't force trimming of to_remote output as channel_reserve_satoshis block us to do so at channel opening
mine_transaction(&nodes[1], &node_txn[0]);
- connect_blocks(&nodes[1], ANTI_REORG_DELAY - 1);
+ connect_blocks(&nodes[1], BREAKDOWN_TIMEOUT as u32 - 1);
- let spend_txn = check_spendable_outputs!(nodes[1], 1, node_cfgs[1].keys_manager, 100000);
+ let spend_txn = check_spendable_outputs!(nodes[1], node_cfgs[1].keys_manager);
assert_eq!(spend_txn.len(), 1);
+ assert_eq!(spend_txn[0].input.len(), 1);
check_spends!(spend_txn[0], node_txn[0]);
+ assert_eq!(spend_txn[0].input[0].sequence, BREAKDOWN_TIMEOUT as u32);
}
#[test]
check_added_monitors!(nodes[1], 1);
connect_blocks(&nodes[1], ANTI_REORG_DELAY - 1);
- let spend_txn = check_spendable_outputs!(nodes[1], 1, node_cfgs[1].keys_manager, 100000);
+ let spend_txn = check_spendable_outputs!(nodes[1], node_cfgs[1].keys_manager);
assert_eq!(spend_txn.len(), 1);
check_spends!(spend_txn[0], node_txn[0]);
}
assert_eq!(revoked_local_txn[0].input.len(), 1);
assert_eq!(revoked_local_txn[0].input[0].previous_output.txid, chan.3.txid());
- claim_payment(&nodes[0], &vec!(&nodes[1])[..], payment_preimage, 3_000_000);
+ claim_payment(&nodes[0], &vec!(&nodes[1])[..], payment_preimage);
mine_transaction(&nodes[1], &revoked_local_txn[0]);
check_closed_broadcast!(nodes[1], true);
check_added_monitors!(nodes[1], 1);
mine_transaction(&nodes[1], &node_txn[0]);
connect_blocks(&nodes[1], ANTI_REORG_DELAY - 1);
- let spend_txn = check_spendable_outputs!(nodes[1], 1, node_cfgs[1].keys_manager, 100000);
+ let spend_txn = check_spendable_outputs!(nodes[1], node_cfgs[1].keys_manager);
assert_eq!(spend_txn.len(), 3);
check_spends!(spend_txn[0], revoked_local_txn[0]); // to_remote output on revoked remote commitment_tx
check_spends!(spend_txn[1], node_txn[0]);
assert_eq!(commitment_tx[0].input[0].previous_output.txid, chan_1.3.txid());
// Settle A's commitment tx on B's chain
- assert!(nodes[1].node.claim_funds(payment_preimage, 3_000_000));
+ assert!(nodes[1].node.claim_funds(payment_preimage));
check_added_monitors!(nodes[1], 1);
mine_transaction(&nodes[1], &commitment_tx[0]);
check_added_monitors!(nodes[1], 1);
mine_transaction(&nodes[1], &node_txn[0]);
connect_blocks(&nodes[1], ANTI_REORG_DELAY - 1);
- let spend_txn = check_spendable_outputs!(nodes[1], 1, node_cfgs[1].keys_manager, 100000);
+ let spend_txn = check_spendable_outputs!(nodes[1], node_cfgs[1].keys_manager);
assert_eq!(spend_txn.len(), 1);
check_spends!(spend_txn[0], node_txn[0]);
}
let chan_1 = create_announced_chan_between_nodes(&nodes, 0, 1, InitFeatures::known(), InitFeatures::known());
// Rebalance the network a bit by relaying one payment through all the channels ...
- send_payment(&nodes[0], &vec!(&nodes[1])[..], 8000000, 8_000_000);
+ send_payment(&nodes[0], &vec!(&nodes[1])[..], 8000000);
let (_, our_payment_hash, _) = route_payment(&nodes[1], &vec!(&nodes[0])[..], 3_000_000);
MessageSendEvent::BroadcastChannelUpdate { .. } => {},
_ => panic!("Unexpected event"),
}
+ connect_blocks(&nodes[1], TEST_FINAL_CLTV - 1); // Confirm blocks until the HTLC expires
// Check B's monitor was able to send back output descriptor event for timeout tx on A's commitment tx
- let node_txn = nodes[1].tx_broadcaster.txn_broadcasted.lock().unwrap();
- assert_eq!(node_txn.len(), 3); // ChannelManager : 2 (local commitent tx + HTLC-timeout), ChannelMonitor: timeout tx
- check_spends!(node_txn[0], commitment_tx[0].clone());
- assert_eq!(node_txn[0].input[0].witness.last().unwrap().len(), ACCEPTED_HTLC_SCRIPT_WEIGHT);
- check_spends!(node_txn[1], chan_1.3.clone());
- check_spends!(node_txn[2], node_txn[1]);
+ let node_txn = nodes[1].tx_broadcaster.txn_broadcasted.lock().unwrap().split_off(0);
+ assert_eq!(node_txn.len(), 2); // ChannelManager : 1 local commitent tx, ChannelMonitor: timeout tx
+ check_spends!(node_txn[0], chan_1.3.clone());
+ check_spends!(node_txn[1], commitment_tx[0].clone());
+ assert_eq!(node_txn[1].input[0].witness.last().unwrap().len(), ACCEPTED_HTLC_SCRIPT_WEIGHT);
- mine_transaction(&nodes[1], &node_txn[0]);
+ mine_transaction(&nodes[1], &node_txn[1]);
connect_blocks(&nodes[1], ANTI_REORG_DELAY - 1);
expect_payment_failed!(nodes[1], our_payment_hash, true);
- let spend_txn = check_spendable_outputs!(nodes[1], 1, node_cfgs[1].keys_manager, 100000);
+ let spend_txn = check_spendable_outputs!(nodes[1], node_cfgs[1].keys_manager);
assert_eq!(spend_txn.len(), 3); // SpendableOutput: remote_commitment_tx.to_remote, timeout_tx.output
check_spends!(spend_txn[0], commitment_tx[0]);
- check_spends!(spend_txn[1], node_txn[0]);
- check_spends!(spend_txn[2], node_txn[0], commitment_tx[0]); // All outputs
+ check_spends!(spend_txn[1], node_txn[1]);
+ check_spends!(spend_txn[2], node_txn[1], commitment_tx[0]); // All outputs
}
#[test]
assert_eq!(revoked_local_txn[0].input.len(), 1);
assert_eq!(revoked_local_txn[0].input[0].previous_output.txid, chan_1.3.txid());
- claim_payment(&nodes[0], &vec!(&nodes[1])[..], payment_preimage, 3_000_000);
+ claim_payment(&nodes[0], &vec!(&nodes[1])[..], payment_preimage);
mine_transaction(&nodes[1], &revoked_local_txn[0]);
check_closed_broadcast!(nodes[1], true);
mine_transaction(&nodes[1], &node_txn[0]);
connect_blocks(&nodes[1], ANTI_REORG_DELAY - 1);
- let spend_txn = check_spendable_outputs!(nodes[1], 1, node_cfgs[1].keys_manager, 100000);
+ let spend_txn = check_spendable_outputs!(nodes[1], node_cfgs[1].keys_manager);
assert_eq!(spend_txn.len(), 1);
check_spends!(spend_txn[0], node_txn[0]);
}
assert_eq!(revoked_local_txn[0].input.len(), 1);
assert_eq!(revoked_local_txn[0].input[0].previous_output.txid, chan_1.3.txid());
- claim_payment(&nodes[0], &vec!(&nodes[1])[..], payment_preimage, 3_000_000);
+ claim_payment(&nodes[0], &vec!(&nodes[1])[..], payment_preimage);
// A will generate HTLC-Timeout from revoked commitment tx
mine_transaction(&nodes[0], &revoked_local_txn[0]);
check_closed_broadcast!(nodes[0], true);
check_added_monitors!(nodes[0], 1);
+ connect_blocks(&nodes[0], TEST_FINAL_CLTV - 1); // Confirm blocks until the HTLC expires
let revoked_htlc_txn = nodes[0].tx_broadcaster.txn_broadcasted.lock().unwrap();
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_spends!(revoked_htlc_txn[1], chan_1.3);
+ check_spends!(revoked_htlc_txn[0], chan_1.3);
+ assert_eq!(revoked_htlc_txn[1].input.len(), 1);
+ assert_eq!(revoked_htlc_txn[1].input[0].witness.last().unwrap().len(), OFFERED_HTLC_SCRIPT_WEIGHT);
+ check_spends!(revoked_htlc_txn[1], revoked_local_txn[0]);
+ assert_ne!(revoked_htlc_txn[1].lock_time, 0); // HTLC-Timeout
// B will generate justice tx from A's revoked commitment/HTLC tx
let header = BlockHeader { version: 0x20000000, prev_blockhash: nodes[1].best_block_hash(), merkle_root: Default::default(), time: 42, bits: 42, nonce: 42 };
- connect_block(&nodes[1], &Block { header, txdata: vec![revoked_local_txn[0].clone(), revoked_htlc_txn[0].clone()] });
+ connect_block(&nodes[1], &Block { header, txdata: vec![revoked_local_txn[0].clone(), revoked_htlc_txn[1].clone()] });
check_closed_broadcast!(nodes[1], true);
check_added_monitors!(nodes[1], 1);
let node_txn = nodes[1].tx_broadcaster.txn_broadcasted.lock().unwrap();
assert_eq!(node_txn.len(), 3); // ChannelMonitor: bogus justice tx, justice tx on revoked outputs, ChannelManager: local commitment tx
// The first transaction generated is bogus - it spends both outputs of revoked_local_txn[0]
- // including the one already spent by revoked_htlc_txn[0]. That's OK, we'll spend with valid
+ // including the one already spent by revoked_htlc_txn[1]. That's OK, we'll spend with valid
// transactions next...
assert_eq!(node_txn[0].input.len(), 3);
- check_spends!(node_txn[0], revoked_local_txn[0], revoked_htlc_txn[0]);
+ check_spends!(node_txn[0], revoked_local_txn[0], revoked_htlc_txn[1]);
assert_eq!(node_txn[1].input.len(), 2);
- check_spends!(node_txn[1], revoked_local_txn[0], revoked_htlc_txn[0]);
- if node_txn[1].input[1].previous_output.txid == revoked_htlc_txn[0].txid() {
- assert_ne!(node_txn[1].input[0].previous_output, revoked_htlc_txn[0].input[0].previous_output);
+ check_spends!(node_txn[1], revoked_local_txn[0], revoked_htlc_txn[1]);
+ if node_txn[1].input[1].previous_output.txid == revoked_htlc_txn[1].txid() {
+ assert_ne!(node_txn[1].input[0].previous_output, revoked_htlc_txn[1].input[0].previous_output);
} else {
- assert_eq!(node_txn[1].input[0].previous_output.txid, revoked_htlc_txn[0].txid());
- assert_ne!(node_txn[1].input[1].previous_output, revoked_htlc_txn[0].input[0].previous_output);
+ assert_eq!(node_txn[1].input[0].previous_output.txid, revoked_htlc_txn[1].txid());
+ assert_ne!(node_txn[1].input[1].previous_output, revoked_htlc_txn[1].input[0].previous_output);
}
assert_eq!(node_txn[2].input.len(), 1);
connect_blocks(&nodes[1], ANTI_REORG_DELAY - 1);
// Check B's ChannelMonitor was able to generate the right spendable output descriptor
- let spend_txn = check_spendable_outputs!(nodes[1], 1, node_cfgs[1].keys_manager, 100000);
+ let spend_txn = check_spendable_outputs!(nodes[1], node_cfgs[1].keys_manager);
assert_eq!(spend_txn.len(), 1);
assert_eq!(spend_txn[0].input.len(), 1);
check_spends!(spend_txn[0], node_txn[1]);
// The to-be-revoked commitment tx should have one HTLC and one to_remote output
assert_eq!(revoked_local_txn[0].output.len(), 2);
- claim_payment(&nodes[0], &vec!(&nodes[1])[..], payment_preimage, 3_000_000);
+ claim_payment(&nodes[0], &vec!(&nodes[1])[..], payment_preimage);
// B will generate HTLC-Success from revoked commitment tx
mine_transaction(&nodes[1], &revoked_local_txn[0]);
// didn't try to generate any new transactions.
// Check A's ChannelMonitor was able to generate the right spendable output descriptor
- let spend_txn = check_spendable_outputs!(nodes[0], 1, node_cfgs[0].keys_manager, 100000);
+ let spend_txn = check_spendable_outputs!(nodes[0], node_cfgs[0].keys_manager);
assert_eq!(spend_txn.len(), 3);
assert_eq!(spend_txn[0].input.len(), 1);
check_spends!(spend_txn[0], revoked_local_txn[0]); // spending to_remote output from revoked local tx
let chan_1 = create_announced_chan_between_nodes(&nodes, 0, 1, InitFeatures::known(), InitFeatures::known());
let chan_2 = create_announced_chan_between_nodes(&nodes, 1, 2, InitFeatures::known(), InitFeatures::known());
+ // Ensure all nodes are at the same height
+ let node_max_height = nodes.iter().map(|node| node.blocks.lock().unwrap().len()).max().unwrap() as u32;
+ connect_blocks(&nodes[0], node_max_height - nodes[0].best_block_info().1);
+ connect_blocks(&nodes[1], node_max_height - nodes[1].best_block_info().1);
+ connect_blocks(&nodes[2], node_max_height - nodes[2].best_block_info().1);
+
// Rebalance the network a bit by relaying one payment through all the channels ...
- send_payment(&nodes[0], &vec!(&nodes[1], &nodes[2])[..], 8000000, 8_000_000);
- send_payment(&nodes[0], &vec!(&nodes[1], &nodes[2])[..], 8000000, 8_000_000);
+ send_payment(&nodes[0], &vec!(&nodes[1], &nodes[2])[..], 8000000);
+ send_payment(&nodes[0], &vec!(&nodes[1], &nodes[2])[..], 8000000);
let (payment_preimage, _payment_hash, _payment_secret) = route_payment(&nodes[0], &vec!(&nodes[1], &nodes[2]), 3000000);
let commitment_tx = get_local_commitment_txn!(nodes[2], chan_2.2);
check_spends!(commitment_tx[0], chan_2.3);
- nodes[2].node.claim_funds(payment_preimage, 3_000_000);
+ nodes[2].node.claim_funds(payment_preimage);
check_added_monitors!(nodes[2], 1);
let updates = get_htlc_update_msgs!(nodes[2], nodes[1].node.get_our_node_id());
assert!(updates.update_add_htlcs.is_empty());
// So we broadcast C's commitment tx and HTLC-Success on B's chain, we should successfully be able to extract preimage and update downstream monitor
let header = BlockHeader { version: 0x20000000, prev_blockhash: nodes[1].best_block_hash(), merkle_root: Default::default(), time: 42, bits: 42, nonce: 42};
connect_block(&nodes[1], &Block { header, txdata: vec![c_txn[1].clone(), c_txn[2].clone()]});
+ connect_blocks(&nodes[1], TEST_FINAL_CLTV - 1); // Confirm blocks until the HTLC expires
{
let mut b_txn = nodes[1].tx_broadcaster.txn_broadcasted.lock().unwrap();
- // ChannelMonitor: claim tx, ChannelManager: local commitment tx + HTLC-timeout tx
- assert_eq!(b_txn.len(), 3);
- check_spends!(b_txn[1], chan_2.3); // B local commitment tx, issued by ChannelManager
- check_spends!(b_txn[2], b_txn[1]); // HTLC-Timeout on B local commitment tx, issued by ChannelManager
- assert_eq!(b_txn[2].input[0].witness.clone().last().unwrap().len(), OFFERED_HTLC_SCRIPT_WEIGHT);
- assert!(b_txn[2].output[0].script_pubkey.is_v0_p2wsh()); // revokeable output
- assert_ne!(b_txn[2].lock_time, 0); // Timeout tx
- check_spends!(b_txn[0], c_txn[1]); // timeout tx on C remote commitment tx, issued by ChannelMonitor
- assert_eq!(b_txn[0].input[0].witness.clone().last().unwrap().len(), ACCEPTED_HTLC_SCRIPT_WEIGHT);
- assert!(b_txn[0].output[0].script_pubkey.is_v0_p2wpkh()); // direct payment
- assert_ne!(b_txn[2].lock_time, 0); // Timeout tx
+ // ChannelMonitor: claim tx, ChannelManager: local commitment tx
+ assert_eq!(b_txn.len(), 2);
+ check_spends!(b_txn[0], chan_2.3); // B local commitment tx, issued by ChannelManager
+ check_spends!(b_txn[1], c_txn[1]); // timeout tx on C remote commitment tx, issued by ChannelMonitor
+ assert_eq!(b_txn[1].input[0].witness.clone().last().unwrap().len(), ACCEPTED_HTLC_SCRIPT_WEIGHT);
+ assert!(b_txn[1].output[0].script_pubkey.is_v0_p2wpkh()); // direct payment
+ assert_ne!(b_txn[1].lock_time, 0); // Timeout tx
b_txn.clear();
}
check_added_monitors!(nodes[1], 1);
let commitment_tx = get_local_commitment_txn!(nodes[0], chan_1.2);
mine_transaction(&nodes[1], &commitment_tx[0]);
let b_txn = nodes[1].tx_broadcaster.txn_broadcasted.lock().unwrap();
- // ChannelMonitor: HTLC-Success tx, ChannelManager: local commitment tx + HTLC-Success tx
- assert_eq!(b_txn.len(), 3);
- check_spends!(b_txn[1], chan_1.3);
- check_spends!(b_txn[2], b_txn[1]);
- check_spends!(b_txn[0], commitment_tx[0]);
- assert_eq!(b_txn[0].input[0].witness.clone().last().unwrap().len(), OFFERED_HTLC_SCRIPT_WEIGHT);
- assert!(b_txn[0].output[0].script_pubkey.is_v0_p2wpkh()); // direct payment
- assert_eq!(b_txn[0].lock_time, 0); // Success tx
+ // ChannelMonitor: HTLC-Success tx + HTLC-Timeout RBF Bump, ChannelManager: local commitment tx + HTLC-Success tx
+ assert_eq!(b_txn.len(), 4);
+ check_spends!(b_txn[2], chan_1.3);
+ check_spends!(b_txn[3], b_txn[2]);
+ let (htlc_success_claim, htlc_timeout_bumped) =
+ if b_txn[0].input[0].previous_output.txid == commitment_tx[0].txid()
+ { (&b_txn[0], &b_txn[1]) } else { (&b_txn[1], &b_txn[0]) };
+ check_spends!(htlc_success_claim, commitment_tx[0]);
+ assert_eq!(htlc_success_claim.input[0].witness.clone().last().unwrap().len(), OFFERED_HTLC_SCRIPT_WEIGHT);
+ assert!(htlc_success_claim.output[0].script_pubkey.is_v0_p2wpkh()); // direct payment
+ assert_eq!(htlc_success_claim.lock_time, 0); // Success tx
+ check_spends!(htlc_timeout_bumped, c_txn[1]); // timeout tx on C remote commitment tx, issued by ChannelMonitor
+ assert_ne!(htlc_timeout_bumped.lock_time, 0); // Success tx
check_closed_broadcast!(nodes[1], true);
check_added_monitors!(nodes[1], 1);
// we forward one of the payments onwards to D.
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]);
+ // When this test was written, the default base fee floated based on the HTLC count.
+ // It is now fixed, so we simply set the fee to the expected value here.
+ let mut config = test_default_channel_config();
+ config.channel_options.forwarding_fee_base_msat = 196;
+ let node_chanmgrs = create_node_chanmgrs(4, &node_cfgs,
+ &[Some(config.clone()), Some(config.clone()), Some(config.clone()), Some(config.clone())]);
let mut nodes = create_network(4, &node_cfgs, &node_chanmgrs);
create_announced_chan_between_nodes(&nodes, 0, 1, InitFeatures::known(), InitFeatures::known());
let chan_2 = create_announced_chan_between_nodes(&nodes, 1, 2, InitFeatures::known(), InitFeatures::known());
create_announced_chan_between_nodes(&nodes, 2, 3, InitFeatures::known(), InitFeatures::known());
+ let node_max_height = nodes.iter().map(|node| node.blocks.lock().unwrap().len()).max().unwrap() as u32;
+ connect_blocks(&nodes[0], node_max_height - nodes[0].best_block_info().1);
+ connect_blocks(&nodes[1], node_max_height - nodes[1].best_block_info().1);
+ connect_blocks(&nodes[2], node_max_height - nodes[2].best_block_info().1);
+ connect_blocks(&nodes[3], node_max_height - nodes[3].best_block_info().1);
+
let (our_payment_preimage, duplicate_payment_hash, _) = route_payment(&nodes[0], &vec!(&nodes[1], &nodes[2])[..], 900000);
let payment_secret = nodes[3].node.create_inbound_payment_for_hash(duplicate_payment_hash, None, 7200, 0).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 route = get_route(&nodes[0].node.get_our_node_id(), &nodes[0].net_graph_msg_handler.network_graph.read().unwrap(),
- &nodes[3].node.get_our_node_id(), Some(InvoiceFeatures::known()), None, &Vec::new(), 900000, TEST_FINAL_CLTV, nodes[0].logger).unwrap();
+ &nodes[3].node.get_our_node_id(), Some(InvoiceFeatures::known()), None, &Vec::new(), 900000, TEST_FINAL_CLTV - 40, nodes[0].logger).unwrap();
send_along_route_with_secret(&nodes[0], route, &[&[&nodes[1], &nodes[2], &nodes[3]]], 900000, duplicate_payment_hash, payment_secret);
let commitment_txn = get_local_commitment_txn!(nodes[2], chan_2.2);
mine_transaction(&nodes[1], &commitment_txn[0]);
check_closed_broadcast!(nodes[1], true);
check_added_monitors!(nodes[1], 1);
+ connect_blocks(&nodes[1], TEST_FINAL_CLTV - 40 + MIN_CLTV_EXPIRY_DELTA as u32 - 1); // Confirm blocks until the HTLC expires
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 * 2, ChannelManager: local commitment tx + HTLC-timeout * 2
- assert_eq!(node_txn.len(), 5);
- check_spends!(node_txn[0], commitment_txn[0]);
- assert_eq!(node_txn[0].input.len(), 1);
+ // ChannelMonitor: timeout tx * 3, ChannelManager: local commitment tx
+ assert_eq!(node_txn.len(), 4);
+ check_spends!(node_txn[0], chan_2.3);
+
check_spends!(node_txn[1], commitment_txn[0]);
assert_eq!(node_txn[1].input.len(), 1);
- assert_ne!(node_txn[0].input[0], node_txn[1].input[0]);
- assert_eq!(node_txn[0].input[0].witness.last().unwrap().len(), ACCEPTED_HTLC_SCRIPT_WEIGHT);
+ 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);
+
assert_eq!(node_txn[1].input[0].witness.last().unwrap().len(), ACCEPTED_HTLC_SCRIPT_WEIGHT);
- check_spends!(node_txn[2], chan_2.3);
- check_spends!(node_txn[3], node_txn[2]);
- check_spends!(node_txn[4], node_txn[2]);
+ 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);
htlc_timeout_tx = node_txn[1].clone();
}
- nodes[2].node.claim_funds(our_payment_preimage, 900_000);
+ nodes[2].node.claim_funds(our_payment_preimage);
mine_transaction(&nodes[2], &commitment_txn[0]);
check_added_monitors!(nodes[2], 2);
let events = nodes[2].node.get_and_clear_pending_msg_events();
}
let htlc_success_txn: Vec<_> = nodes[2].tx_broadcaster.txn_broadcasted.lock().unwrap().clone();
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[3]);
+ check_spends!(htlc_success_txn[0], commitment_txn[0]);
+ check_spends!(htlc_success_txn[1], commitment_txn[0]);
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]);
assert_eq!(htlc_success_txn[1].input.len(), 1);
assert_eq!(htlc_success_txn[1].input[0].witness.last().unwrap().len(), ACCEPTED_HTLC_SCRIPT_WEIGHT);
- assert_ne!(htlc_success_txn[0].input[0], htlc_success_txn[1].input[0]);
- check_spends!(htlc_success_txn[0], commitment_txn[0]);
- check_spends!(htlc_success_txn[1], commitment_txn[0]);
+ assert_ne!(htlc_success_txn[0].input[0].previous_output, htlc_success_txn[1].input[0].previous_output);
+ assert_eq!(htlc_success_txn[2], commitment_txn[0]);
+ assert_eq!(htlc_success_txn[3], htlc_success_txn[0]);
+ assert_eq!(htlc_success_txn[4], htlc_success_txn[1]);
+ assert_ne!(htlc_success_txn[0].input[0].previous_output, htlc_timeout_tx.input[0].previous_output);
mine_transaction(&nodes[1], &htlc_timeout_tx);
connect_blocks(&nodes[1], ANTI_REORG_DELAY - 1);
let htlc_updates = get_htlc_update_msgs!(nodes[1], nodes[0].node.get_our_node_id());
assert!(htlc_updates.update_add_htlcs.is_empty());
assert_eq!(htlc_updates.update_fail_htlcs.len(), 1);
- assert_eq!(htlc_updates.update_fail_htlcs[0].htlc_id, 1);
+ let first_htlc_id = htlc_updates.update_fail_htlcs[0].htlc_id;
assert!(htlc_updates.update_fulfill_htlcs.is_empty());
assert!(htlc_updates.update_fail_malformed_htlcs.is_empty());
check_added_monitors!(nodes[1], 1);
assert!(nodes[0].node.get_and_clear_pending_msg_events().is_empty());
{
commitment_signed_dance!(nodes[0], nodes[1], &htlc_updates.commitment_signed, false, true);
- let events = nodes[0].node.get_and_clear_pending_msg_events();
- assert_eq!(events.len(), 1);
- match events[0] {
- MessageSendEvent::PaymentFailureNetworkUpdate { update: msgs::HTLCFailChannelUpdate::ChannelClosed { .. } } => {
- },
- _ => { panic!("Unexpected event"); }
- }
+ expect_payment_failure_chan_update!(nodes[0], chan_2.0.contents.short_channel_id, true);
}
expect_payment_failed!(nodes[0], duplicate_payment_hash, false);
assert!(updates.update_add_htlcs.is_empty());
assert!(updates.update_fail_htlcs.is_empty());
assert_eq!(updates.update_fulfill_htlcs.len(), 1);
- assert_eq!(updates.update_fulfill_htlcs[0].htlc_id, 0);
+ assert_ne!(updates.update_fulfill_htlcs[0].htlc_id, first_htlc_id);
assert!(updates.update_fail_malformed_htlcs.is_empty());
check_added_monitors!(nodes[1], 1);
check_spends!(local_txn[0], chan_1.3);
// Give B knowledge of preimage to be able to generate a local HTLC-Success Tx
- nodes[1].node.claim_funds(payment_preimage, 9_000_000);
+ nodes[1].node.claim_funds(payment_preimage);
check_added_monitors!(nodes[1], 1);
mine_transaction(&nodes[1], &local_txn[0]);
check_added_monitors!(nodes[1], 1);
};
mine_transaction(&nodes[1], &node_tx);
- connect_blocks(&nodes[1], ANTI_REORG_DELAY - 1);
+ connect_blocks(&nodes[1], BREAKDOWN_TIMEOUT as u32 - 1);
// Verify that B is able to spend its own HTLC-Success tx thanks to spendable output event given back by its ChannelMonitor
- let spend_txn = check_spendable_outputs!(nodes[1], 1, node_cfgs[1].keys_manager, 100000);
+ let spend_txn = check_spendable_outputs!(nodes[1], node_cfgs[1].keys_manager);
assert_eq!(spend_txn.len(), 1);
+ assert_eq!(spend_txn[0].input.len(), 1);
check_spends!(spend_txn[0], node_tx);
+ assert_eq!(spend_txn[0].input[0].sequence, BREAKDOWN_TIMEOUT as u32);
}
fn do_test_fail_backwards_unrevoked_remote_announce(deliver_last_raa: bool, announce_latest: bool) {
// And test where C fails back to A/B when D announces its latest commitment transaction
let chanmon_cfgs = create_chanmon_cfgs(6);
let node_cfgs = create_node_cfgs(6, &chanmon_cfgs);
- let node_chanmgrs = create_node_chanmgrs(6, &node_cfgs, &[None, None, None, None, None, None]);
+ // When this test was written, the default base fee floated based on the HTLC count.
+ // It is now fixed, so we simply set the fee to the expected value here.
+ let mut config = test_default_channel_config();
+ config.channel_options.forwarding_fee_base_msat = 196;
+ let node_chanmgrs = create_node_chanmgrs(6, &node_cfgs,
+ &[Some(config.clone()), Some(config.clone()), Some(config.clone()), Some(config.clone()), Some(config.clone()), Some(config.clone())]);
let nodes = create_network(6, &node_cfgs, &node_chanmgrs);
let logger = test_utils::TestLogger::new();
create_announced_chan_between_nodes(&nodes, 3, 5, InitFeatures::known(), InitFeatures::known());
// Rebalance and check output sanity...
- send_payment(&nodes[0], &[&nodes[2], &nodes[3], &nodes[4]], 500000, 500_000);
- send_payment(&nodes[1], &[&nodes[2], &nodes[3], &nodes[5]], 500000, 500_000);
+ send_payment(&nodes[0], &[&nodes[2], &nodes[3], &nodes[4]], 500000);
+ send_payment(&nodes[1], &[&nodes[2], &nodes[3], &nodes[5]], 500000);
assert_eq!(get_local_commitment_txn!(nodes[3], chan.2)[0].output.len(), 2);
let ds_dust_limit = nodes[3].node.channel_state.lock().unwrap().by_id.get(&chan.2).unwrap().holder_dust_limit_satoshis;
mine_transaction(&nodes[0], &local_txn[0]);
check_closed_broadcast!(nodes[0], true);
check_added_monitors!(nodes[0], 1);
+ connect_blocks(&nodes[0], TEST_FINAL_CLTV - 1); // Confirm blocks until the HTLC expires
let htlc_timeout = {
let node_txn = nodes[0].tx_broadcaster.txn_broadcasted.lock().unwrap();
- assert_eq!(node_txn[0].input.len(), 1);
- assert_eq!(node_txn[0].input[0].witness.last().unwrap().len(), OFFERED_HTLC_SCRIPT_WEIGHT);
- check_spends!(node_txn[0], local_txn[0]);
- node_txn[0].clone()
+ assert_eq!(node_txn.len(), 2);
+ check_spends!(node_txn[0], chan_1.3);
+ assert_eq!(node_txn[1].input.len(), 1);
+ assert_eq!(node_txn[1].input[0].witness.last().unwrap().len(), OFFERED_HTLC_SCRIPT_WEIGHT);
+ check_spends!(node_txn[1], local_txn[0]);
+ node_txn[1].clone()
};
mine_transaction(&nodes[0], &htlc_timeout);
- connect_blocks(&nodes[0], ANTI_REORG_DELAY - 1);
+ connect_blocks(&nodes[0], BREAKDOWN_TIMEOUT as u32 - 1);
expect_payment_failed!(nodes[0], our_payment_hash, true);
// Verify that A is able to spend its own HTLC-Timeout tx thanks to spendable output event given back by its ChannelMonitor
- let spend_txn = check_spendable_outputs!(nodes[0], 1, node_cfgs[0].keys_manager, 100000);
+ let spend_txn = check_spendable_outputs!(nodes[0], node_cfgs[0].keys_manager);
assert_eq!(spend_txn.len(), 3);
check_spends!(spend_txn[0], local_txn[0]);
+ assert_eq!(spend_txn[1].input.len(), 1);
check_spends!(spend_txn[1], htlc_timeout);
+ assert_eq!(spend_txn[1].input[0].sequence, BREAKDOWN_TIMEOUT as u32);
+ assert_eq!(spend_txn[2].input.len(), 2);
check_spends!(spend_txn[2], local_txn[0], htlc_timeout);
+ assert!(spend_txn[2].input[0].sequence == BREAKDOWN_TIMEOUT as u32 ||
+ spend_txn[2].input[1].sequence == BREAKDOWN_TIMEOUT as u32);
}
#[test]
let chan_1 = create_announced_chan_between_nodes(&nodes, 0, 1, InitFeatures::known(), InitFeatures::known());
assert_ne!(chan_0.3.output[0].script_pubkey, chan_1.3.output[0].script_pubkey);
+ // Ensure all nodes are at the same height
+ let node_max_height = nodes.iter().map(|node| node.blocks.lock().unwrap().len()).max().unwrap() as u32;
+ connect_blocks(&nodes[0], node_max_height - nodes[0].best_block_info().1);
+ connect_blocks(&nodes[1], node_max_height - nodes[1].best_block_info().1);
+ connect_blocks(&nodes[2], node_max_height - nodes[2].best_block_info().1);
+
let (_, our_payment_hash, _) = route_payment(&nodes[0], &vec!(&nodes[1])[..], 9000000);
let local_txn_0 = get_local_commitment_txn!(nodes[0], chan_0.2);
let local_txn_1 = get_local_commitment_txn!(nodes[0], chan_1.2);
// Timeout HTLC on A's chain and so it can generate a HTLC-Timeout tx
mine_transaction(&nodes[0], &local_txn_1[0]);
+ connect_blocks(&nodes[0], TEST_FINAL_CLTV - 1); // Confirm blocks until the HTLC expires
check_closed_broadcast!(nodes[0], true);
check_added_monitors!(nodes[0], 1);
let htlc_timeout = {
let node_txn = nodes[0].tx_broadcaster.txn_broadcasted.lock().unwrap();
- assert_eq!(node_txn[0].input.len(), 1);
- assert_eq!(node_txn[0].input[0].witness.last().unwrap().len(), OFFERED_HTLC_SCRIPT_WEIGHT);
- check_spends!(node_txn[0], local_txn_1[0]);
- node_txn[0].clone()
+ assert_eq!(node_txn[1].input.len(), 1);
+ assert_eq!(node_txn[1].input[0].witness.last().unwrap().len(), OFFERED_HTLC_SCRIPT_WEIGHT);
+ check_spends!(node_txn[1], local_txn_1[0]);
+ node_txn[1].clone()
};
mine_transaction(&nodes[0], &htlc_timeout);
- connect_blocks(&nodes[0], ANTI_REORG_DELAY - 1);
+ connect_blocks(&nodes[0], BREAKDOWN_TIMEOUT as u32 - 1);
expect_payment_failed!(nodes[0], our_payment_hash, true);
// Verify that A is able to spend its own HTLC-Timeout tx thanks to spendable output event given back by its ChannelMonitor
let new_keys_manager = test_utils::TestKeysInterface::new(&seed, Network::Testnet);
- let spend_txn = check_spendable_outputs!(nodes[0], 1, new_keys_manager, 100000);
+ let spend_txn = check_spendable_outputs!(nodes[0], new_keys_manager);
assert_eq!(spend_txn.len(), 3);
check_spends!(spend_txn[0], local_txn_1[0]);
+ assert_eq!(spend_txn[1].input.len(), 1);
check_spends!(spend_txn[1], htlc_timeout);
+ assert_eq!(spend_txn[1].input[0].sequence, BREAKDOWN_TIMEOUT as u32);
+ assert_eq!(spend_txn[2].input.len(), 2);
check_spends!(spend_txn[2], local_txn_1[0], htlc_timeout);
+ assert!(spend_txn[2].input[0].sequence == BREAKDOWN_TIMEOUT as u32 ||
+ spend_txn[2].input[1].sequence == BREAKDOWN_TIMEOUT as u32);
}
#[test]
let chan = create_announced_chan_between_nodes(&nodes, 0, 1, InitFeatures::known(), InitFeatures::known());
- send_payment(&nodes[0], &vec!(&nodes[1])[..], 8000000, 8_000_000);
+ send_payment(&nodes[0], &vec!(&nodes[1])[..], 8000000);
let closing_tx = close_channel(&nodes[0], &nodes[1], &chan.2, chan.3, true).2;
mine_transaction(&nodes[0], &closing_tx);
connect_blocks(&nodes[0], ANTI_REORG_DELAY - 1);
- let spend_txn = check_spendable_outputs!(nodes[0], 2, node_cfgs[0].keys_manager, 100000);
+ let spend_txn = check_spendable_outputs!(nodes[0], node_cfgs[0].keys_manager);
assert_eq!(spend_txn.len(), 1);
check_spends!(spend_txn[0], closing_tx);
mine_transaction(&nodes[1], &closing_tx);
connect_blocks(&nodes[1], ANTI_REORG_DELAY - 1);
- let spend_txn = check_spendable_outputs!(nodes[1], 2, node_cfgs[1].keys_manager, 100000);
+ let spend_txn = check_spendable_outputs!(nodes[1], node_cfgs[1].keys_manager);
assert_eq!(spend_txn.len(), 1);
check_spends!(spend_txn[0], closing_tx);
}
// Claim the payment, but don't deliver A's commitment_signed, resulting in the HTLC only being
// present in B's local commitment transaction, but none of A's commitment transactions.
- assert!(nodes[1].node.claim_funds(our_payment_preimage, if use_dust { 50_000 } else { 3_000_000 }));
+ assert!(nodes[1].node.claim_funds(our_payment_preimage));
check_added_monitors!(nodes[1], 1);
let bs_updates = get_htlc_update_msgs!(nodes[1], nodes[0].node.get_our_node_id());
assert!(PublicKey::from_slice(&node0_to_1_send_open_channel.delayed_payment_basepoint.serialize()).is_ok());
}
+#[test]
+fn bolt2_open_channel_sane_dust_limit() {
+ 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 channel_value_satoshis=1000000;
+ let push_msat=10001;
+ nodes[0].node.create_channel(nodes[1].node.get_our_node_id(), channel_value_satoshis, push_msat, 42, None).unwrap();
+ let mut node0_to_1_send_open_channel = get_event_msg!(nodes[0], MessageSendEvent::SendOpenChannel, nodes[1].node.get_our_node_id());
+ node0_to_1_send_open_channel.dust_limit_satoshis = 661;
+ node0_to_1_send_open_channel.channel_reserve_satoshis = 100001;
+
+ nodes[1].node.handle_open_channel(&nodes[0].node.get_our_node_id(), InitFeatures::known(), &node0_to_1_send_open_channel);
+ let events = nodes[1].node.get_and_clear_pending_msg_events();
+ let err_msg = match events[0] {
+ MessageSendEvent::HandleError { action: ErrorAction::SendErrorMessage { ref msg }, node_id: _ } => {
+ msg.clone()
+ },
+ _ => panic!("Unexpected event"),
+ };
+ assert_eq!(err_msg.data, "dust_limit_satoshis (661) is greater than the implementation limit (660)");
+}
+
// Test that if we fail to send an HTLC that is being freed from the holding cell, and the HTLC
// originated from our node, its failure is surfaced to the user. We trigger this failure to
// free the HTLC by increasing our fee while the HTLC is in the holding cell such that the HTLC
// us to surface its failure to the user.
chan_stat = get_channel_value_stat!(nodes[0], chan.2);
assert_eq!(chan_stat.holding_cell_outbound_amount_msat, 0);
- nodes[0].logger.assert_log("lightning::ln::channel".to_string(), "Freeing holding cell with 1 HTLC updates".to_string(), 1);
- let failure_log = format!("Failed to send HTLC with payment_hash {} due to Cannot send value that would put our balance under counterparty-announced channel reserve value ({})", log_bytes!(our_payment_hash.0), chan_stat.channel_reserve_msat);
+ nodes[0].logger.assert_log("lightning::ln::channel".to_string(), format!("Freeing holding cell with 1 HTLC updates in channel {}", hex::encode(chan.2)), 1);
+ let failure_log = format!("Failed to send HTLC with payment_hash {} due to Cannot send value that would put our balance under counterparty-announced channel reserve value ({}) in channel {}",
+ hex::encode(our_payment_hash.0), chan_stat.channel_reserve_msat, hex::encode(chan.2));
nodes[0].logger.assert_log("lightning::ln::channel".to_string(), failure_log.to_string(), 1);
// Check that the payment failed to be sent out.
// to surface its failure to the user. The first payment should succeed.
chan_stat = get_channel_value_stat!(nodes[0], chan.2);
assert_eq!(chan_stat.holding_cell_outbound_amount_msat, 0);
- nodes[0].logger.assert_log("lightning::ln::channel".to_string(), "Freeing holding cell with 2 HTLC updates".to_string(), 1);
- let failure_log = format!("Failed to send HTLC with payment_hash {} due to Cannot send value that would put our balance under counterparty-announced channel reserve value ({})", log_bytes!(payment_hash_2.0), chan_stat.channel_reserve_msat);
+ nodes[0].logger.assert_log("lightning::ln::channel".to_string(), format!("Freeing holding cell with 2 HTLC updates in channel {}", hex::encode(chan.2)), 1);
+ let failure_log = format!("Failed to send HTLC with payment_hash {} due to Cannot send value that would put our balance under counterparty-announced channel reserve value ({}) in channel {}",
+ hex::encode(payment_hash_2.0), chan_stat.channel_reserve_msat, hex::encode(chan.2));
nodes[0].logger.assert_log("lightning::ln::channel".to_string(), failure_log.to_string(), 1);
// Check that the second payment failed to be sent out.
Event::PaymentReceived { .. } => {},
_ => panic!("Unexpected event"),
}
- nodes[1].node.claim_funds(payment_preimage_1, amt_1);
+ nodes[1].node.claim_funds(payment_preimage_1);
check_added_monitors!(nodes[1], 1);
let update_msgs = get_htlc_update_msgs!(nodes[1], nodes[0].node.get_our_node_id());
nodes[0].node.handle_update_fulfill_htlc(&nodes[1].node.get_our_node_id(), &update_msgs.update_fulfill_htlcs[0]);
fn test_fail_holding_cell_htlc_upon_free_multihop() {
let chanmon_cfgs = create_chanmon_cfgs(3);
let node_cfgs = create_node_cfgs(3, &chanmon_cfgs);
- let node_chanmgrs = create_node_chanmgrs(3, &node_cfgs, &[None, None, None]);
+ // When this test was written, the default base fee floated based on the HTLC count.
+ // It is now fixed, so we simply set the fee to the expected value here.
+ let mut config = test_default_channel_config();
+ config.channel_options.forwarding_fee_base_msat = 196;
+ let node_chanmgrs = create_node_chanmgrs(3, &node_cfgs, &[Some(config.clone()), Some(config.clone()), Some(config.clone())]);
let mut nodes = create_network(3, &node_cfgs, &node_chanmgrs);
let chan_0_1 = create_announced_chan_between_nodes_with_value(&nodes, 0, 1, 100000, 95000000, InitFeatures::known(), InitFeatures::known());
let chan_1_2 = create_announced_chan_between_nodes_with_value(&nodes, 1, 2, 100000, 95000000, InitFeatures::known(), InitFeatures::known());
_ => panic!("Unexpected event"),
};
nodes[0].node.handle_revoke_and_ack(&nodes[1].node.get_our_node_id(), &raa);
- let fail_msg_event = nodes[0].node.get_and_clear_pending_msg_events();
- assert_eq!(fail_msg_event.len(), 1);
- match &fail_msg_event[0] {
- &MessageSendEvent::PaymentFailureNetworkUpdate { .. } => {},
- _ => panic!("Unexpected event"),
- }
- let failure_event = nodes[0].node.get_and_clear_pending_events();
- assert_eq!(failure_event.len(), 1);
- match &failure_event[0] {
- &Event::PaymentFailed { rejected_by_dest, .. } => {
- assert!(!rejected_by_dest);
- },
- _ => panic!("Unexpected event"),
- }
+ expect_payment_failure_chan_update!(nodes[0], chan_1_2.0.contents.short_channel_id, false);
+ expect_payment_failed!(nodes[0], our_payment_hash, false);
check_added_monitors!(nodes[0], 1);
}
let chan = create_announced_chan_between_nodes_with_value(&nodes, 0, 1, channel_value, 0, InitFeatures::known(), InitFeatures::known());
let max_in_flight = get_channel_value_stat!(nodes[0], chan.2).counterparty_max_htlc_value_in_flight_msat;
- send_payment(&nodes[0], &vec!(&nodes[1])[..], max_in_flight, max_in_flight);
+ send_payment(&nodes[0], &vec!(&nodes[1])[..], max_in_flight);
let (_, our_payment_hash, our_payment_secret) = get_payment_preimage_hash!(nodes[1]);
// Manually create a route over our max in flight (which our router normally automatically
assert!(nodes[0].node.get_and_clear_pending_msg_events().is_empty());
nodes[0].logger.assert_log_contains("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);
- send_payment(&nodes[0], &[&nodes[1]], max_in_flight, max_in_flight);
+ send_payment(&nodes[0], &[&nodes[1]], max_in_flight);
}
// BOLT 2 Requirements for the Receiver when handling an update_add_htlc message.
let cur_height = nodes[0].node.best_block.read().unwrap().height() + 1;
let onion_keys = onion_utils::construct_onion_keys(&Secp256k1::signing_only(), &route.paths[0], &session_priv).unwrap();
- let (onion_payloads, _htlc_msat, htlc_cltv) = onion_utils::build_onion_payloads(&route.paths[0], 3999999, &Some(our_payment_secret), cur_height).unwrap();
+ let (onion_payloads, _htlc_msat, htlc_cltv) = onion_utils::build_onion_payloads(&route.paths[0], 3999999, &Some(our_payment_secret), cur_height, &None).unwrap();
let onion_packet = onion_utils::construct_onion_packet(onion_payloads, onion_keys, [0; 32], &our_payment_hash);
let mut msg = msgs::UpdateAddHTLC {
let our_payment_preimage = route_payment(&nodes[0], &[&nodes[1]], 100000).0;
- nodes[1].node.claim_funds(our_payment_preimage, 100_000);
+ nodes[1].node.claim_funds(our_payment_preimage);
check_added_monitors!(nodes[1], 1);
let events = nodes[1].node.get_and_clear_pending_msg_events();
let our_payment_preimage = route_payment(&nodes[0], &[&nodes[1]], 100000).0;
- nodes[1].node.claim_funds(our_payment_preimage, 100_000);
+ nodes[1].node.claim_funds(our_payment_preimage);
check_added_monitors!(nodes[1], 1);
let events = nodes[1].node.get_and_clear_pending_msg_events();
// We revoked bs_commitment_tx
if revoked {
let (payment_preimage_3, _, _) = route_payment(&nodes[0], &[&nodes[1]], 1000000);
- claim_payment(&nodes[0], &vec!(&nodes[1])[..], payment_preimage_3, 1_000_000);
+ claim_payment(&nodes[0], &vec!(&nodes[1])[..], payment_preimage_3);
}
let mut timeout_tx = Vec::new();
if local {
// We fail dust-HTLC 1 by broadcast of local commitment tx
mine_transaction(&nodes[0], &as_commitment_tx[0]);
+ connect_blocks(&nodes[0], ANTI_REORG_DELAY - 1);
+ expect_payment_failed!(nodes[0], dust_hash, true);
+
+ connect_blocks(&nodes[0], TEST_FINAL_CLTV + LATENCY_GRACE_PERIOD_BLOCKS - ANTI_REORG_DELAY);
check_closed_broadcast!(nodes[0], true);
check_added_monitors!(nodes[0], 1);
assert_eq!(nodes[0].node.get_and_clear_pending_events().len(), 0);
- timeout_tx.push(nodes[0].tx_broadcaster.txn_broadcasted.lock().unwrap()[0].clone());
- connect_blocks(&nodes[0], ANTI_REORG_DELAY - 1);
- expect_payment_failed!(nodes[0], dust_hash, true);
+ timeout_tx.push(nodes[0].tx_broadcaster.txn_broadcasted.lock().unwrap()[1].clone());
assert_eq!(timeout_tx[0].input[0].witness.last().unwrap().len(), OFFERED_HTLC_SCRIPT_WEIGHT);
// We fail non-dust-HTLC 2 by broadcast of local HTLC-timeout tx on local commitment tx
assert_eq!(nodes[0].node.get_and_clear_pending_events().len(), 0);
check_closed_broadcast!(nodes[0], true);
check_added_monitors!(nodes[0], 1);
assert_eq!(nodes[0].node.get_and_clear_pending_events().len(), 0);
- timeout_tx.push(nodes[0].tx_broadcaster.txn_broadcasted.lock().unwrap()[0].clone());
- connect_blocks(&nodes[0], ANTI_REORG_DELAY - 1);
+ connect_blocks(&nodes[0], TEST_FINAL_CLTV - 1); // Confirm blocks until the HTLC expires
+ timeout_tx.push(nodes[0].tx_broadcaster.txn_broadcasted.lock().unwrap()[1].clone());
if !revoked {
expect_payment_failed!(nodes[0], dust_hash, true);
assert_eq!(timeout_tx[0].input[0].witness.last().unwrap().len(), ACCEPTED_HTLC_SCRIPT_WEIGHT);
let nodes = create_network(2, &node_cfgs, &node_chanmgrs);
// We test config.our_to_self > BREAKDOWN_TIMEOUT is enforced in Channel::new_outbound()
- if let Err(error) = Channel::new_outbound(&&test_utils::TestFeeEstimator { sat_per_kw: 253 }, &nodes[0].keys_manager, nodes[1].node.get_our_node_id(), 1000000, 1000000, 0, &low_our_to_self_config) {
+ if let Err(error) = Channel::new_outbound(&&test_utils::TestFeeEstimator { sat_per_kw: Mutex::new(253) }, &nodes[0].keys_manager, nodes[1].node.get_our_node_id(), 1000000, 1000000, 0, &low_our_to_self_config) {
match error {
APIError::APIMisuseError { err } => { assert!(regex::Regex::new(r"Configured with an unreasonable our_to_self_delay \(\d+\) putting user funds at risks").unwrap().is_match(err.as_str())); },
_ => panic!("Unexpected event"),
nodes[1].node.create_channel(nodes[0].node.get_our_node_id(), 1000000, 1000000, 42, None).unwrap();
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(&&test_utils::TestFeeEstimator { sat_per_kw: 253 }, &nodes[0].keys_manager, nodes[1].node.get_our_node_id(), InitFeatures::known(), &open_channel, 0, &low_our_to_self_config) {
+ if let Err(error) = Channel::new_from_req(&&test_utils::TestFeeEstimator { sat_per_kw: Mutex::new(253) }, &nodes[0].keys_manager, nodes[1].node.get_our_node_id(), InitFeatures::known(), &open_channel, 0, &low_our_to_self_config) {
match error {
ChannelError::Close(err) => { assert!(regex::Regex::new(r"Configured with an unreasonable our_to_self_delay \(\d+\) putting user funds at risks").unwrap().is_match(err.as_str())); },
_ => panic!("Unexpected event"),
nodes[1].node.create_channel(nodes[0].node.get_our_node_id(), 1000000, 1000000, 42, None).unwrap();
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(&&test_utils::TestFeeEstimator { sat_per_kw: 253 }, &nodes[0].keys_manager, nodes[1].node.get_our_node_id(), InitFeatures::known(), &open_channel, 0, &high_their_to_self_config) {
+ if let Err(error) = Channel::new_from_req(&&test_utils::TestFeeEstimator { sat_per_kw: Mutex::new(253) }, &nodes[0].keys_manager, nodes[1].node.get_our_node_id(), InitFeatures::known(), &open_channel, 0, &high_their_to_self_config) {
match error {
ChannelError::Close(err) => { assert!(regex::Regex::new(r"They wanted our payments to be delayed by a needlessly long period\. Upper limit: \d+\. Actual: \d+").unwrap().is_match(err.as_str())); },
_ => panic!("Unexpected event"),
let mut previous_chain_monitor_state = test_utils::TestVecWriter(Vec::new());
nodes[0].chain_monitor.chain_monitor.monitors.read().unwrap().iter().next().unwrap().1.write(&mut previous_chain_monitor_state).unwrap();
- send_payment(&nodes[0], &vec!(&nodes[1])[..], 8000000, 8_000_000);
- send_payment(&nodes[0], &vec!(&nodes[1])[..], 8000000, 8_000_000);
+ send_payment(&nodes[0], &vec!(&nodes[1])[..], 8000000);
+ send_payment(&nodes[0], &vec!(&nodes[1])[..], 8000000);
nodes[0].node.peer_disconnected(&nodes[1].node.get_our_node_id(), false);
nodes[1].node.peer_disconnected(&nodes[0].node.get_our_node_id(), false);
logger = test_utils::TestLogger::with_id(format!("node {}", 0));
let mut chain_monitor = <(BlockHash, ChannelMonitor<EnforcingSigner>)>::read(&mut ::std::io::Cursor::new(previous_chain_monitor_state.0), keys_manager).unwrap().1;
chain_source = test_utils::TestChainSource::new(Network::Testnet);
- tx_broadcaster = test_utils::TestBroadcaster{txn_broadcasted: Mutex::new(Vec::new())};
- fee_estimator = test_utils::TestFeeEstimator { sat_per_kw: 253 };
+ tx_broadcaster = test_utils::TestBroadcaster{txn_broadcasted: Mutex::new(Vec::new()), blocks: Arc::new(Mutex::new(Vec::new()))};
+ fee_estimator = test_utils::TestFeeEstimator { sat_per_kw: Mutex::new(253) };
persister = test_utils::TestPersister::new();
monitor = test_utils::TestChainMonitor::new(Some(&chain_source), &tx_broadcaster, &logger, &fee_estimator, &persister, keys_manager);
node_state_0 = {
assert_eq!(node_txn[0].output.len(), 2);
mine_transaction(&nodes[0], &node_txn[0]);
connect_blocks(&nodes[0], ANTI_REORG_DELAY - 1);
- let spend_txn = check_spendable_outputs!(nodes[0], 1, node_cfgs[0].keys_manager, 1000000);
+ let spend_txn = check_spendable_outputs!(nodes[0], node_cfgs[0].keys_manager);
assert_eq!(spend_txn.len(), 1);
check_spends!(spend_txn[0], node_txn[0]);
}
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 mut nodes = create_network(2, &node_cfgs, &node_chanmgrs);
// Create some initial channels
create_announced_chan_between_nodes(&nodes, 0, 1, InitFeatures::known(), InitFeatures::known());
- let (payment_preimage, payment_hash, _) = route_payment(&nodes[0], &[&nodes[1]], 10_000);
+ let route = get_route(&nodes[0].node.get_our_node_id(), &nodes[0].net_graph_msg_handler.network_graph.read().unwrap(), &nodes[1].node.get_our_node_id(), Some(InvoiceFeatures::known()), None, &Vec::new(), 10_000, TEST_FINAL_CLTV, nodes[0].logger).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, 0).unwrap();
+ nodes[0].node.send_payment(&route, our_payment_hash, &Some(our_payment_secret)).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);
+
+ // Note that we first have to wait a random delay before processing the receipt of the HTLC,
+ // and then will wait a second random delay before failing the HTLC back:
+ expect_pending_htlcs_forwardable!(nodes[1]);
+ expect_pending_htlcs_forwardable!(nodes[1]);
- // Node 3 is expecting payment of 100_000 but receive 10_000,
- // fail htlc like we didn't know the preimage.
- nodes[1].node.claim_funds(payment_preimage, 100_000);
+ // Node 3 is expecting payment of 100_000 but received 10_000,
+ // it should fail htlc like we didn't know the preimage.
nodes[1].node.process_pending_htlc_forwards();
let events = nodes[1].node.get_and_clear_pending_msg_events();
// 10_000 msat as u64, followed by a height of CHAN_CONFIRM_DEPTH as u32
let mut expected_failure_data = byte_utils::be64_to_array(10_000).to_vec();
expected_failure_data.extend_from_slice(&byte_utils::be32_to_array(CHAN_CONFIRM_DEPTH));
- expect_payment_failed!(nodes[0], payment_hash, true, 0x4000|15, &expected_failure_data[..]);
- nodes[1].node.get_and_clear_pending_events();
+ expect_payment_failed!(nodes[0], our_payment_hash, true, 0x4000|15, &expected_failure_data[..]);
}
#[test]
nodes[0].node.peer_disconnected(&nodes[1].node.get_our_node_id(), false);
nodes[1].node.peer_disconnected(&nodes[0].node.get_our_node_id(), false);
- nodes[0].node.timer_tick_occurred(); // dirty -> stagged
- nodes[0].node.timer_tick_occurred(); // staged -> fresh
+ nodes[0].node.timer_tick_occurred(); // Enabled -> DisabledStaged
+ nodes[0].node.timer_tick_occurred(); // DisabledStaged -> Disabled
let msg_events = nodes[0].node.get_and_clear_pending_msg_events();
assert_eq!(msg_events.len(), 3);
+ let mut chans_disabled: HashSet<u64> = [short_id_1, short_id_2, short_id_3].iter().map(|a| *a).collect();
for e in msg_events {
match e {
MessageSendEvent::BroadcastChannelUpdate { ref msg } => {
- let short_id = msg.contents.short_channel_id;
- // Check generated channel_update match list in PendingChannelUpdate
- if short_id != short_id_1 && short_id != short_id_2 && short_id != short_id_3 {
+ assert_eq!(msg.contents.flags & (1<<1), 1<<1); // The "channel disabled" bit should be set
+ // Check that each channel gets updated exactly once
+ if !chans_disabled.remove(&msg.contents.short_channel_id) {
panic!("Generated ChannelUpdate for wrong chan!");
}
},
nodes[0].node.timer_tick_occurred();
assert!(nodes[0].node.get_and_clear_pending_msg_events().is_empty());
+ nodes[0].node.timer_tick_occurred();
+ let msg_events = nodes[0].node.get_and_clear_pending_msg_events();
+ assert_eq!(msg_events.len(), 3);
+ chans_disabled = [short_id_1, short_id_2, short_id_3].iter().map(|a| *a).collect();
+ for e in msg_events {
+ match e {
+ MessageSendEvent::BroadcastChannelUpdate { ref msg } => {
+ assert_eq!(msg.contents.flags & (1<<1), 0); // The "channel disabled" bit should be off
+ // Check that each channel gets updated exactly once
+ if !chans_disabled.remove(&msg.contents.short_channel_id) {
+ panic!("Generated ChannelUpdate for wrong chan!");
+ }
+ },
+ _ => panic!("Unexpected event"),
+ }
+ }
+}
+
+#[test]
+fn test_priv_forwarding_rejection() {
+ // If we have a private channel with outbound liquidity, and
+ // UserConfig::accept_forwards_to_priv_channels is set to false, we should reject any attempts
+ // to forward through that channel.
+ let chanmon_cfgs = create_chanmon_cfgs(3);
+ let node_cfgs = create_node_cfgs(3, &chanmon_cfgs);
+ let mut no_announce_cfg = test_default_channel_config();
+ no_announce_cfg.channel_options.announced_channel = false;
+ no_announce_cfg.accept_forwards_to_priv_channels = false;
+ let node_chanmgrs = create_node_chanmgrs(3, &node_cfgs, &[None, Some(no_announce_cfg), None]);
+ let persister: test_utils::TestPersister;
+ let new_chain_monitor: test_utils::TestChainMonitor;
+ let nodes_1_deserialized: ChannelManager<EnforcingSigner, &test_utils::TestChainMonitor, &test_utils::TestBroadcaster, &test_utils::TestKeysInterface, &test_utils::TestFeeEstimator, &test_utils::TestLogger>;
+ let mut nodes = create_network(3, &node_cfgs, &node_chanmgrs);
+
+ create_announced_chan_between_nodes_with_value(&nodes, 0, 1, 1_000_000, 500_000_000, InitFeatures::known(), InitFeatures::known());
+
+ // Note that the create_*_chan functions in utils requires announcement_signatures, which we do
+ // not send for private channels.
+ nodes[1].node.create_channel(nodes[2].node.get_our_node_id(), 1_000_000, 500_000_000, 42, None).unwrap();
+ let open_channel = get_event_msg!(nodes[1], MessageSendEvent::SendOpenChannel, nodes[2].node.get_our_node_id());
+ nodes[2].node.handle_open_channel(&nodes[1].node.get_our_node_id(), InitFeatures::known(), &open_channel);
+ let accept_channel = get_event_msg!(nodes[2], MessageSendEvent::SendAcceptChannel, nodes[1].node.get_our_node_id());
+ nodes[1].node.handle_accept_channel(&nodes[2].node.get_our_node_id(), InitFeatures::known(), &accept_channel);
+
+ let (temporary_channel_id, tx, _) = create_funding_transaction(&nodes[1], 1_000_000, 42);
+ nodes[1].node.funding_transaction_generated(&temporary_channel_id, tx.clone()).unwrap();
+ nodes[2].node.handle_funding_created(&nodes[1].node.get_our_node_id(), &get_event_msg!(nodes[1], MessageSendEvent::SendFundingCreated, nodes[2].node.get_our_node_id()));
+ check_added_monitors!(nodes[2], 1);
+
+ nodes[1].node.handle_funding_signed(&nodes[2].node.get_our_node_id(), &get_event_msg!(nodes[2], MessageSendEvent::SendFundingSigned, nodes[1].node.get_our_node_id()));
+ check_added_monitors!(nodes[1], 1);
+
+ let conf_height = core::cmp::max(nodes[1].best_block_info().1 + 1, nodes[2].best_block_info().1 + 1);
+ confirm_transaction_at(&nodes[1], &tx, conf_height);
+ connect_blocks(&nodes[1], CHAN_CONFIRM_DEPTH - 1);
+ confirm_transaction_at(&nodes[2], &tx, conf_height);
+ connect_blocks(&nodes[2], CHAN_CONFIRM_DEPTH - 1);
+ let as_funding_locked = get_event_msg!(nodes[1], MessageSendEvent::SendFundingLocked, nodes[2].node.get_our_node_id());
+ nodes[1].node.handle_funding_locked(&nodes[2].node.get_our_node_id(), &get_event_msg!(nodes[2], MessageSendEvent::SendFundingLocked, nodes[1].node.get_our_node_id()));
+ get_event_msg!(nodes[1], MessageSendEvent::SendChannelUpdate, nodes[2].node.get_our_node_id());
+ nodes[2].node.handle_funding_locked(&nodes[1].node.get_our_node_id(), &as_funding_locked);
+ get_event_msg!(nodes[2], MessageSendEvent::SendChannelUpdate, nodes[1].node.get_our_node_id());
+
+ assert!(nodes[0].node.list_usable_channels()[0].is_public);
+ assert_eq!(nodes[1].node.list_usable_channels().len(), 2);
+ assert!(!nodes[2].node.list_usable_channels()[0].is_public);
+
+ // We should always be able to forward through nodes[1] as long as its out through a public
+ // channel:
+ send_payment(&nodes[2], &[&nodes[1], &nodes[0]], 10_000);
+
+ // ... however, if we send to nodes[2], we will have to pass the private channel from nodes[1]
+ // to nodes[2], which should be rejected:
+ let (our_payment_preimage, our_payment_hash, our_payment_secret) = get_payment_preimage_hash!(nodes[2]);
+ let route = get_route(&nodes[0].node.get_our_node_id(),
+ &nodes[0].net_graph_msg_handler.network_graph.read().unwrap(),
+ &nodes[2].node.get_our_node_id(), Some(InvoiceFeatures::known()), None,
+ &[&RouteHint(vec![RouteHintHop {
+ src_node_id: nodes[1].node.get_our_node_id(),
+ short_channel_id: nodes[2].node.list_channels()[0].short_channel_id.unwrap(),
+ fees: RoutingFees { base_msat: 1000, proportional_millionths: 0 },
+ cltv_expiry_delta: MIN_CLTV_EXPIRY_DELTA,
+ htlc_minimum_msat: None,
+ htlc_maximum_msat: None,
+ }])], 10_000, TEST_FINAL_CLTV, nodes[0].logger).unwrap();
+
+ nodes[0].node.send_payment(&route, our_payment_hash, &Some(our_payment_secret)).unwrap();
+ check_added_monitors!(nodes[0], 1);
+ let payment_event = SendEvent::from_event(nodes[0].node.get_and_clear_pending_msg_events().remove(0));
+ 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, true);
+
+ let htlc_fail_updates = get_htlc_update_msgs!(nodes[1], nodes[0].node.get_our_node_id());
+ assert!(htlc_fail_updates.update_add_htlcs.is_empty());
+ assert_eq!(htlc_fail_updates.update_fail_htlcs.len(), 1);
+ assert!(htlc_fail_updates.update_fail_malformed_htlcs.is_empty());
+ assert!(htlc_fail_updates.update_fee.is_none());
+
+ nodes[0].node.handle_update_fail_htlc(&nodes[1].node.get_our_node_id(), &htlc_fail_updates.update_fail_htlcs[0]);
+ commitment_signed_dance!(nodes[0], nodes[1], htlc_fail_updates.commitment_signed, true, true);
+ expect_payment_failed!(nodes[0], our_payment_hash, false);
+ expect_payment_failure_chan_update!(nodes[0], nodes[2].node.list_channels()[0].short_channel_id.unwrap(), true);
+
+ // Now disconnect nodes[1] from its peers and restart with accept_forwards_to_priv_channels set
+ // to true. Sadly there is currently no way to change it at runtime.
+
+ nodes[0].node.peer_disconnected(&nodes[1].node.get_our_node_id(), false);
+ nodes[2].node.peer_disconnected(&nodes[1].node.get_our_node_id(), false);
+
+ let nodes_1_serialized = nodes[1].node.encode();
+ let mut monitor_a_serialized = test_utils::TestVecWriter(Vec::new());
+ let mut monitor_b_serialized = test_utils::TestVecWriter(Vec::new());
+ {
+ let mons = nodes[1].chain_monitor.chain_monitor.monitors.read().unwrap();
+ let mut mon_iter = mons.iter();
+ mon_iter.next().unwrap().1.write(&mut monitor_a_serialized).unwrap();
+ mon_iter.next().unwrap().1.write(&mut monitor_b_serialized).unwrap();
+ }
+
+ persister = test_utils::TestPersister::new();
+ let keys_manager = &chanmon_cfgs[1].keys_manager;
+ new_chain_monitor = test_utils::TestChainMonitor::new(Some(nodes[1].chain_source), nodes[1].tx_broadcaster.clone(), nodes[1].logger, node_cfgs[1].fee_estimator, &persister, keys_manager);
+ nodes[1].chain_monitor = &new_chain_monitor;
+
+ let mut monitor_a_read = &monitor_a_serialized.0[..];
+ let mut monitor_b_read = &monitor_b_serialized.0[..];
+ let (_, mut monitor_a) = <(BlockHash, ChannelMonitor<EnforcingSigner>)>::read(&mut monitor_a_read, keys_manager).unwrap();
+ let (_, mut monitor_b) = <(BlockHash, ChannelMonitor<EnforcingSigner>)>::read(&mut monitor_b_read, keys_manager).unwrap();
+ assert!(monitor_a_read.is_empty());
+ assert!(monitor_b_read.is_empty());
+
+ no_announce_cfg.accept_forwards_to_priv_channels = true;
+
+ let mut nodes_1_read = &nodes_1_serialized[..];
+ let (_, nodes_1_deserialized_tmp) = {
+ let mut channel_monitors = HashMap::new();
+ channel_monitors.insert(monitor_a.get_funding_txo().0, &mut monitor_a);
+ channel_monitors.insert(monitor_b.get_funding_txo().0, &mut monitor_b);
+ <(BlockHash, ChannelManager<EnforcingSigner, &test_utils::TestChainMonitor, &test_utils::TestBroadcaster, &test_utils::TestKeysInterface, &test_utils::TestFeeEstimator, &test_utils::TestLogger>)>::read(&mut nodes_1_read, ChannelManagerReadArgs {
+ default_config: no_announce_cfg,
+ keys_manager,
+ fee_estimator: node_cfgs[1].fee_estimator,
+ chain_monitor: nodes[1].chain_monitor,
+ tx_broadcaster: nodes[1].tx_broadcaster.clone(),
+ logger: nodes[1].logger,
+ channel_monitors,
+ }).unwrap()
+ };
+ assert!(nodes_1_read.is_empty());
+ nodes_1_deserialized = nodes_1_deserialized_tmp;
+
+ assert!(nodes[1].chain_monitor.watch_channel(monitor_a.get_funding_txo().0, monitor_a).is_ok());
+ assert!(nodes[1].chain_monitor.watch_channel(monitor_b.get_funding_txo().0, monitor_b).is_ok());
+ check_added_monitors!(nodes[1], 2);
+ nodes[1].node = &nodes_1_deserialized;
+
+ nodes[0].node.peer_connected(&nodes[1].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::empty() });
+ let as_reestablish = get_event_msg!(nodes[0], MessageSendEvent::SendChannelReestablish, nodes[1].node.get_our_node_id());
+ let bs_reestablish = get_event_msg!(nodes[1], MessageSendEvent::SendChannelReestablish, nodes[0].node.get_our_node_id());
+ nodes[1].node.handle_channel_reestablish(&nodes[0].node.get_our_node_id(), &as_reestablish);
+ nodes[0].node.handle_channel_reestablish(&nodes[1].node.get_our_node_id(), &bs_reestablish);
+ get_event_msg!(nodes[0], MessageSendEvent::SendChannelUpdate, nodes[1].node.get_our_node_id());
+ get_event_msg!(nodes[1], MessageSendEvent::SendChannelUpdate, nodes[0].node.get_our_node_id());
+
+ nodes[1].node.peer_connected(&nodes[2].node.get_our_node_id(), &msgs::Init { features: InitFeatures::known() });
+ nodes[2].node.peer_connected(&nodes[1].node.get_our_node_id(), &msgs::Init { features: InitFeatures::empty() });
+ let bs_reestablish = get_event_msg!(nodes[1], MessageSendEvent::SendChannelReestablish, nodes[2].node.get_our_node_id());
+ let cs_reestablish = get_event_msg!(nodes[2], MessageSendEvent::SendChannelReestablish, nodes[1].node.get_our_node_id());
+ nodes[2].node.handle_channel_reestablish(&nodes[1].node.get_our_node_id(), &bs_reestablish);
+ nodes[1].node.handle_channel_reestablish(&nodes[2].node.get_our_node_id(), &cs_reestablish);
+ get_event_msg!(nodes[1], MessageSendEvent::SendChannelUpdate, nodes[2].node.get_our_node_id());
+ get_event_msg!(nodes[2], MessageSendEvent::SendChannelUpdate, nodes[1].node.get_our_node_id());
+
+ nodes[0].node.send_payment(&route, our_payment_hash, &Some(our_payment_secret)).unwrap();
+ check_added_monitors!(nodes[0], 1);
+ pass_along_route(&nodes[0], &[&[&nodes[1], &nodes[2]]], 10_000, our_payment_hash, our_payment_secret);
+ claim_payment(&nodes[0], &[&nodes[1], &nodes[2]], our_payment_preimage);
}
#[test]
let header_114 = connect_blocks(&nodes[1], 14);
// Actually revoke tx by claiming a HTLC
- claim_payment(&nodes[0], &vec!(&nodes[1])[..], payment_preimage, 3_000_000);
+ claim_payment(&nodes[0], &vec!(&nodes[1])[..], payment_preimage);
let header = BlockHeader { version: 0x20000000, prev_blockhash: header_114, merkle_root: Default::default(), time: 42, bits: 42, nonce: 42 };
connect_block(&nodes[1], &Block { header, txdata: vec![revoked_txn[0].clone()] });
check_added_monitors!(nodes[1], 1);
let feerate_1;
{
let mut node_txn = nodes[1].tx_broadcaster.txn_broadcasted.lock().unwrap();
- assert_eq!(node_txn.len(), 3); // justice tx (broadcasted from ChannelMonitor) + local commitment tx + local HTLC-timeout (broadcasted from ChannelManager)
+ assert_eq!(node_txn.len(), 2); // justice tx (broadcasted from ChannelMonitor) + local commitment tx
assert_eq!(node_txn[0].input.len(), 3); // Penalty txn claims to_local, offered_htlc and received_htlc outputs
assert_eq!(node_txn[0].output.len(), 1);
check_spends!(node_txn[0], revoked_txn[0]);
let nodes = create_network(2, &node_cfgs, &node_chanmgrs);
let chan = create_announced_chan_between_nodes_with_value(&nodes, 0, 1, 1000000, 59000000, InitFeatures::known(), InitFeatures::known());
- // Lock HTLC in both directions
- let payment_preimage = route_payment(&nodes[0], &vec!(&nodes[1])[..], 3_000_000).0;
- route_payment(&nodes[1], &vec!(&nodes[0])[..], 3_000_000).0;
+ // Lock HTLC in both directions (using a slightly lower CLTV delay to provide timely RBF bumps)
+ let route = get_route(&nodes[0].node.get_our_node_id(), &nodes[0].net_graph_msg_handler.network_graph.read().unwrap(),
+ &nodes[1].node.get_our_node_id(), Some(InvoiceFeatures::known()), None, &Vec::new(), 3_000_000, 50, nodes[0].logger).unwrap();
+ let payment_preimage = send_along_route(&nodes[0], route, &[&nodes[1]], 3_000_000).0;
+ let route = get_route(&nodes[1].node.get_our_node_id(), &nodes[1].net_graph_msg_handler.network_graph.read().unwrap(),
+ &nodes[0].node.get_our_node_id(), Some(InvoiceFeatures::known()), None, &Vec::new(), 3_000_000, 50, nodes[0].logger).unwrap();
+ send_along_route(&nodes[1], route, &[&nodes[0]], 3_000_000);
let revoked_local_txn = get_local_commitment_txn!(nodes[1], chan.2);
assert_eq!(revoked_local_txn[0].input.len(), 1);
assert_eq!(revoked_local_txn[0].input[0].previous_output.txid, chan.3.txid());
// Revoke local commitment tx
- claim_payment(&nodes[0], &vec!(&nodes[1])[..], payment_preimage, 3_000_000);
+ claim_payment(&nodes[0], &vec!(&nodes[1])[..], payment_preimage);
let header = BlockHeader { version: 0x20000000, prev_blockhash: nodes[1].best_block_hash(), merkle_root: Default::default(), time: 42, bits: 42, nonce: 42 };
// B will generate both revoked HTLC-timeout/HTLC-preimage txn from revoked commitment tx
connect_block(&nodes[1], &Block { header, txdata: vec![revoked_local_txn[0].clone()] });
check_closed_broadcast!(nodes[1], true);
check_added_monitors!(nodes[1], 1);
+ connect_blocks(&nodes[1], 49); // Confirm blocks until the HTLC expires (note CLTV was explicitly 50 above)
let revoked_htlc_txn = nodes[1].tx_broadcaster.txn_broadcasted.lock().unwrap();
- 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]);
- assert_eq!(revoked_htlc_txn[1].input.len(), 1);
- assert_eq!(revoked_htlc_txn[1].input[0].witness.last().unwrap().len(), OFFERED_HTLC_SCRIPT_WEIGHT);
- assert_eq!(revoked_htlc_txn[1].output.len(), 1);
- check_spends!(revoked_htlc_txn[1], revoked_local_txn[0]);
- } else if revoked_htlc_txn[1].input[0].witness.last().unwrap().len() == ACCEPTED_HTLC_SCRIPT_WEIGHT {
- assert_eq!(revoked_htlc_txn[1].input.len(), 1);
- check_spends!(revoked_htlc_txn[1], revoked_local_txn[0]);
- 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);
- assert_eq!(revoked_htlc_txn[0].output.len(), 1);
- check_spends!(revoked_htlc_txn[0], revoked_local_txn[0]);
- }
+ assert_eq!(revoked_htlc_txn.len(), 3);
+ check_spends!(revoked_htlc_txn[1], chan.3);
+
+ assert_eq!(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]);
+
+ assert_eq!(revoked_htlc_txn[2].input.len(), 1);
+ assert_eq!(revoked_htlc_txn[2].input[0].witness.last().unwrap().len(), OFFERED_HTLC_SCRIPT_WEIGHT);
+ assert_eq!(revoked_htlc_txn[2].output.len(), 1);
+ check_spends!(revoked_htlc_txn[2], revoked_local_txn[0]);
// Broadcast set of revoked txn on A
let hash_128 = connect_blocks(&nodes[0], 40);
let header_11 = BlockHeader { version: 0x20000000, prev_blockhash: hash_128, merkle_root: Default::default(), time: 42, bits: 42, nonce: 42 };
connect_block(&nodes[0], &Block { header: header_11, txdata: vec![revoked_local_txn[0].clone()] });
let header_129 = BlockHeader { version: 0x20000000, prev_blockhash: header_11.block_hash(), merkle_root: Default::default(), time: 42, bits: 42, nonce: 42 };
- connect_block(&nodes[0], &Block { header: header_129, txdata: vec![revoked_htlc_txn[0].clone(), revoked_htlc_txn[1].clone()] });
+ connect_block(&nodes[0], &Block { header: header_129, txdata: vec![revoked_htlc_txn[0].clone(), revoked_htlc_txn[2].clone()] });
expect_pending_htlcs_forwardable_ignore!(nodes[0]);
let first;
let feerate_1;
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[1].input[0].previous_output, revoked_htlc_txn[2].input[0].previous_output);
// node_txn[3] is the local commitment tx broadcast just because (and somewhat in case of
// reorgs, though its not clear its ever worth broadcasting conflicting txn like this when
// output, checked above).
assert_eq!(node_txn[4].input.len(), 2);
assert_eq!(node_txn[4].output.len(), 1);
- check_spends!(node_txn[4], revoked_htlc_txn[0], revoked_htlc_txn[1]);
+ check_spends!(node_txn[4], revoked_htlc_txn[0], revoked_htlc_txn[2]);
first = node_txn[4].txid();
// Store both feerates for later comparison
- let fee_1 = revoked_htlc_txn[0].output[0].value + revoked_htlc_txn[1].output[0].value - node_txn[4].output[0].value;
+ let fee_1 = revoked_htlc_txn[0].output[0].value + revoked_htlc_txn[2].output[0].value - node_txn[4].output[0].value;
feerate_1 = fee_1 * 1000 / node_txn[4].get_weight() as u64;
penalty_txn = vec![node_txn[2].clone()];
node_txn.clear();
check_spends!(node_txn[1], revoked_local_txn[0]);
// Note that these are both bogus - they spend outputs already claimed in block 129:
if 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[1].input[0].previous_output, revoked_htlc_txn[2].input[0].previous_output);
} else {
- assert_eq!(node_txn[0].input[0].previous_output, revoked_htlc_txn[1].input[0].previous_output);
+ assert_eq!(node_txn[0].input[0].previous_output, revoked_htlc_txn[2].input[0].previous_output);
assert_eq!(node_txn[1].input[0].previous_output, revoked_htlc_txn[0].input[0].previous_output);
}
assert_eq!(node_txn.len(), 1);
assert_eq!(node_txn[0].input.len(), 2);
- check_spends!(node_txn[0], revoked_htlc_txn[0], revoked_htlc_txn[1]);
+ check_spends!(node_txn[0], revoked_htlc_txn[0], revoked_htlc_txn[2]);
// Verify bumped tx is different and 25% bump heuristic
assert_ne!(first, node_txn[0].txid());
- let fee_2 = revoked_htlc_txn[0].output[0].value + revoked_htlc_txn[1].output[0].value - node_txn[0].output[0].value;
+ let fee_2 = revoked_htlc_txn[0].output[0].value + revoked_htlc_txn[2].output[0].value - node_txn[0].output[0].value;
let feerate_2 = fee_2 * 1000 / node_txn[0].get_weight() as u64;
assert!(feerate_2 * 100 > feerate_1 * 125);
let txn = vec![node_txn[0].clone()];
assert_eq!(remote_txn[0].input[0].previous_output.txid, chan.3.txid());
// Claim a HTLC without revocation (provide B monitor with preimage)
- nodes[1].node.claim_funds(payment_preimage, 3_000_000);
+ nodes[1].node.claim_funds(payment_preimage);
mine_transaction(&nodes[1], &remote_txn[0]);
check_added_monitors!(nodes[1], 2);
+ connect_blocks(&nodes[1], TEST_FINAL_CLTV - 1); // Confirm blocks until the HTLC expires
// One or more claim tx should have been broadcast, check it
let timeout;
let preimage;
+ let preimage_bump;
let feerate_timeout;
let feerate_preimage;
{
let mut node_txn = nodes[1].tx_broadcaster.txn_broadcasted.lock().unwrap();
- assert_eq!(node_txn.len(), 5); // 2 * claim tx (broadcasted from ChannelMonitor) + local commitment tx + local HTLC-timeout + local HTLC-success (broadcasted from ChannelManager)
+ // 9 transactions including:
+ // 1*2 ChannelManager local broadcasts of commitment + HTLC-Success
+ // 1*3 ChannelManager local broadcasts of commitment + HTLC-Success + HTLC-Timeout
+ // 2 * HTLC-Success (one RBF bump we'll check later)
+ // 1 * HTLC-Timeout
+ assert_eq!(node_txn.len(), 8);
assert_eq!(node_txn[0].input.len(), 1);
- assert_eq!(node_txn[1].input.len(), 1);
+ assert_eq!(node_txn[6].input.len(), 1);
check_spends!(node_txn[0], remote_txn[0]);
- check_spends!(node_txn[1], remote_txn[0]);
- check_spends!(node_txn[2], chan.3);
- check_spends!(node_txn[3], node_txn[2]);
- check_spends!(node_txn[4], node_txn[2]);
- if node_txn[0].input[0].witness.last().unwrap().len() == ACCEPTED_HTLC_SCRIPT_WEIGHT {
- timeout = node_txn[0].txid();
- let index = node_txn[0].input[0].previous_output.vout;
- let fee = remote_txn[0].output[index as usize].value - node_txn[0].output[0].value;
- feerate_timeout = fee * 1000 / node_txn[0].get_weight() as u64;
-
- preimage = node_txn[1].txid();
- let index = node_txn[1].input[0].previous_output.vout;
- let fee = remote_txn[0].output[index as usize].value - node_txn[1].output[0].value;
- feerate_preimage = fee * 1000 / node_txn[1].get_weight() as u64;
- } else {
- timeout = node_txn[1].txid();
- let index = node_txn[1].input[0].previous_output.vout;
- let fee = remote_txn[0].output[index as usize].value - node_txn[1].output[0].value;
- feerate_timeout = fee * 1000 / node_txn[1].get_weight() as u64;
-
- preimage = node_txn[0].txid();
- let index = node_txn[0].input[0].previous_output.vout;
- let fee = remote_txn[0].output[index as usize].value - node_txn[0].output[0].value;
- feerate_preimage = fee * 1000 / node_txn[0].get_weight() as u64;
- }
+ 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]);
+
+ timeout = node_txn[6].txid();
+ let index = node_txn[6].input[0].previous_output.vout;
+ let fee = remote_txn[0].output[index as usize].value - node_txn[6].output[0].value;
+ feerate_timeout = fee * 1000 / node_txn[6].get_weight() as u64;
+
+ preimage = node_txn[0].txid();
+ let index = node_txn[0].input[0].previous_output.vout;
+ let fee = remote_txn[0].output[index as usize].value - node_txn[0].output[0].value;
+ feerate_preimage = fee * 1000 / node_txn[0].get_weight() as u64;
+
node_txn.clear();
};
assert_ne!(feerate_timeout, 0);
connect_blocks(&nodes[1], 15);
{
let mut node_txn = nodes[1].tx_broadcaster.txn_broadcasted.lock().unwrap();
- assert_eq!(node_txn.len(), 2);
+ assert_eq!(node_txn.len(), 1);
assert_eq!(node_txn[0].input.len(), 1);
- assert_eq!(node_txn[1].input.len(), 1);
+ assert_eq!(preimage_bump.input.len(), 1);
check_spends!(node_txn[0], remote_txn[0]);
- check_spends!(node_txn[1], remote_txn[0]);
- if node_txn[0].input[0].witness.last().unwrap().len() == ACCEPTED_HTLC_SCRIPT_WEIGHT {
- let index = node_txn[0].input[0].previous_output.vout;
- let fee = remote_txn[0].output[index as usize].value - node_txn[0].output[0].value;
- let new_feerate = fee * 1000 / node_txn[0].get_weight() as u64;
- assert!(new_feerate * 100 > feerate_timeout * 125);
- assert_ne!(timeout, node_txn[0].txid());
-
- let index = node_txn[1].input[0].previous_output.vout;
- let fee = remote_txn[0].output[index as usize].value - node_txn[1].output[0].value;
- let new_feerate = fee * 1000 / node_txn[1].get_weight() as u64;
- assert!(new_feerate * 100 > feerate_preimage * 125);
- assert_ne!(preimage, node_txn[1].txid());
- } else {
- let index = node_txn[1].input[0].previous_output.vout;
- let fee = remote_txn[0].output[index as usize].value - node_txn[1].output[0].value;
- let new_feerate = fee * 1000 / node_txn[1].get_weight() as u64;
- assert!(new_feerate * 100 > feerate_timeout * 125);
- assert_ne!(timeout, node_txn[1].txid());
-
- let index = node_txn[0].input[0].previous_output.vout;
- let fee = remote_txn[0].output[index as usize].value - node_txn[0].output[0].value;
- let new_feerate = fee * 1000 / node_txn[0].get_weight() as u64;
- assert!(new_feerate * 100 > feerate_preimage * 125);
- assert_ne!(preimage, node_txn[0].txid());
- }
+ check_spends!(preimage_bump, remote_txn[0]);
+
+ let index = preimage_bump.input[0].previous_output.vout;
+ let fee = remote_txn[0].output[index as usize].value - preimage_bump.output[0].value;
+ let new_feerate = fee * 1000 / preimage_bump.get_weight() as u64;
+ assert!(new_feerate * 100 > feerate_timeout * 125);
+ assert_ne!(timeout, preimage_bump.txid());
+
+ let index = node_txn[0].input[0].previous_output.vout;
+ let fee = remote_txn[0].output[index as usize].value - node_txn[0].output[0].value;
+ let new_feerate = fee * 1000 / node_txn[0].get_weight() as u64;
+ assert!(new_feerate * 100 > feerate_preimage * 125);
+ assert_ne!(preimage, node_txn[0].txid());
+
node_txn.clear();
}
assert_eq!(revoked_local_txn[0].input[0].previous_output.txid, chan.3.txid());
// Revoke local commitment tx
- claim_payment(&nodes[0], &vec!(&nodes[1])[..], payment_preimage, 9_000_000);
+ claim_payment(&nodes[0], &vec!(&nodes[1])[..], payment_preimage);
// Broadcast set of revoked txn on A
- connect_blocks(&nodes[0], 52 - CHAN_CONFIRM_DEPTH);
+ connect_blocks(&nodes[0], TEST_FINAL_CLTV + 2 - CHAN_CONFIRM_DEPTH);
expect_pending_htlcs_forwardable_ignore!(nodes[0]);
assert_eq!(nodes[0].tx_broadcaster.txn_broadcasted.lock().unwrap().len(), 0);
route.paths[1][0].short_channel_id = chan_2_id;
route.paths[1][1].short_channel_id = chan_4_id;
send_along_route_with_secret(&nodes[0], route, &[&[&nodes[1], &nodes[3]], &[&nodes[2], &nodes[3]]], 200_000, payment_hash, payment_secret);
- claim_payment_along_route(&nodes[0], &[&[&nodes[1], &nodes[3]], &[&nodes[2], &nodes[3]]], false, payment_preimage, 200_000);
+ claim_payment_along_route(&nodes[0], &[&[&nodes[1], &nodes[3]], &[&nodes[2], &nodes[3]]], false, payment_preimage);
+}
+
+#[test]
+fn test_preimage_storage() {
+ // Simple test of payment preimage storage allowing no client-side storage to claim payments
+ let chanmon_cfgs = create_chanmon_cfgs(2);
+ let node_cfgs = create_node_cfgs(2, &chanmon_cfgs);
+ let node_chanmgrs = create_node_chanmgrs(2, &node_cfgs, &[None, None]);
+ let nodes = create_network(2, &node_cfgs, &node_chanmgrs);
+
+ create_announced_chan_between_nodes(&nodes, 0, 1, InitFeatures::known(), InitFeatures::known()).0.contents.short_channel_id;
+
+ {
+ let (payment_hash, payment_secret) = nodes[1].node.create_inbound_payment(Some(100_000), 7200, 42);
+
+ let logger = test_utils::TestLogger::new();
+ let net_graph_msg_handler = &nodes[0].net_graph_msg_handler;
+ let route = get_route(&nodes[0].node.get_our_node_id(), &net_graph_msg_handler.network_graph.read().unwrap(), &nodes[1].node.get_our_node_id(), Some(InvoiceFeatures::known()), None, &[], 100_000, TEST_FINAL_CLTV, &logger).unwrap();
+ nodes[0].node.send_payment(&route, payment_hash, &Some(payment_secret)).unwrap();
+ check_added_monitors!(nodes[0], 1);
+ let mut events = nodes[0].node.get_and_clear_pending_msg_events();
+ 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);
+ }
+ // Note that after leaving the above scope we have no knowledge of any arguments or return
+ // values from previous calls.
+ expect_pending_htlcs_forwardable!(nodes[1]);
+ let events = nodes[1].node.get_and_clear_pending_events();
+ assert_eq!(events.len(), 1);
+ match events[0] {
+ Event::PaymentReceived { ref purpose, .. } => {
+ match &purpose {
+ PaymentPurpose::InvoicePayment { payment_preimage, user_payment_id, .. } => {
+ assert_eq!(*user_payment_id, 42);
+ claim_payment(&nodes[0], &[&nodes[1]], payment_preimage.unwrap());
+ },
+ _ => panic!("expected PaymentPurpose::InvoicePayment")
+ }
+ },
+ _ => panic!("Unexpected event"),
+ }
+}
+
+#[test]
+fn test_secret_timeout() {
+ // Simple test of payment secret storage time outs
+ let chanmon_cfgs = create_chanmon_cfgs(2);
+ let node_cfgs = create_node_cfgs(2, &chanmon_cfgs);
+ let node_chanmgrs = create_node_chanmgrs(2, &node_cfgs, &[None, None]);
+ let nodes = create_network(2, &node_cfgs, &node_chanmgrs);
+
+ create_announced_chan_between_nodes(&nodes, 0, 1, InitFeatures::known(), InitFeatures::known()).0.contents.short_channel_id;
+
+ let (payment_hash, payment_secret_1) = nodes[1].node.create_inbound_payment(Some(100_000), 2, 0);
+
+ // We should fail to register the same payment hash twice, at least until we've connected a
+ // block with time 7200 + CHAN_CONFIRM_DEPTH + 1.
+ if let Err(APIError::APIMisuseError { err }) = nodes[1].node.create_inbound_payment_for_hash(payment_hash, Some(100_000), 2, 0) {
+ assert_eq!(err, "Duplicate payment hash");
+ } else { panic!(); }
+ let mut block = {
+ let node_1_blocks = nodes[1].blocks.lock().unwrap();
+ Block {
+ header: BlockHeader {
+ version: 0x2000000,
+ prev_blockhash: node_1_blocks.last().unwrap().0.block_hash(),
+ merkle_root: Default::default(),
+ time: node_1_blocks.len() as u32 + 7200, bits: 42, nonce: 42 },
+ txdata: vec![],
+ }
+ };
+ connect_block(&nodes[1], &block);
+ if let Err(APIError::APIMisuseError { err }) = nodes[1].node.create_inbound_payment_for_hash(payment_hash, Some(100_000), 2, 0) {
+ assert_eq!(err, "Duplicate payment hash");
+ } else { panic!(); }
+
+ // If we then connect the second block, we should be able to register the same payment hash
+ // again with a different user_payment_id (this time getting a new payment secret).
+ block.header.prev_blockhash = block.header.block_hash();
+ block.header.time += 1;
+ connect_block(&nodes[1], &block);
+ let our_payment_secret = nodes[1].node.create_inbound_payment_for_hash(payment_hash, Some(100_000), 2, 42).unwrap();
+ assert_ne!(payment_secret_1, our_payment_secret);
+
+ {
+ let logger = test_utils::TestLogger::new();
+ let net_graph_msg_handler = &nodes[0].net_graph_msg_handler;
+ let route = get_route(&nodes[0].node.get_our_node_id(), &net_graph_msg_handler.network_graph.read().unwrap(), &nodes[1].node.get_our_node_id(), Some(InvoiceFeatures::known()), None, &[], 100_000, TEST_FINAL_CLTV, &logger).unwrap();
+ nodes[0].node.send_payment(&route, payment_hash, &Some(our_payment_secret)).unwrap();
+ check_added_monitors!(nodes[0], 1);
+ let mut events = nodes[0].node.get_and_clear_pending_msg_events();
+ 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);
+ }
+ // Note that after leaving the above scope we have no knowledge of any arguments or return
+ // values from previous calls.
+ expect_pending_htlcs_forwardable!(nodes[1]);
+ let events = nodes[1].node.get_and_clear_pending_events();
+ assert_eq!(events.len(), 1);
+ match events[0] {
+ Event::PaymentReceived { purpose: PaymentPurpose::InvoicePayment { payment_preimage, payment_secret, user_payment_id }, .. } => {
+ assert!(payment_preimage.is_none());
+ assert_eq!(user_payment_id, 42);
+ assert_eq!(payment_secret, our_payment_secret);
+ // We don't actually have the payment preimage with which to claim this payment!
+ },
+ _ => panic!("Unexpected event"),
+ }
+}
+
+#[test]
+fn test_bad_secret_hash() {
+ // Simple test of unregistered payment hash/invalid payment secret handling
+ let chanmon_cfgs = create_chanmon_cfgs(2);
+ let node_cfgs = create_node_cfgs(2, &chanmon_cfgs);
+ let node_chanmgrs = create_node_chanmgrs(2, &node_cfgs, &[None, None]);
+ let nodes = create_network(2, &node_cfgs, &node_chanmgrs);
+
+ create_announced_chan_between_nodes(&nodes, 0, 1, InitFeatures::known(), InitFeatures::known()).0.contents.short_channel_id;
+
+ 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, 0);
+
+ let logger = test_utils::TestLogger::new();
+ let net_graph_msg_handler = &nodes[0].net_graph_msg_handler;
+ let route = get_route(&nodes[0].node.get_our_node_id(), &net_graph_msg_handler.network_graph.read().unwrap(), &nodes[1].node.get_our_node_id(), Some(InvoiceFeatures::known()), None, &[], 100_000, TEST_FINAL_CLTV, &logger).unwrap();
+
+ // All the below cases should end up being handled exactly identically, so we macro the
+ // resulting events.
+ macro_rules! handle_unknown_invalid_payment_data {
+ () => {
+ check_added_monitors!(nodes[0], 1);
+ let mut events = nodes[0].node.get_and_clear_pending_msg_events();
+ let 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);
+
+ // We have to forward pending HTLCs once to process the receipt of the HTLC and then
+ // again to process the pending backwards-failure of the HTLC
+ expect_pending_htlcs_forwardable!(nodes[1]);
+ expect_pending_htlcs_forwardable!(nodes[1]);
+ check_added_monitors!(nodes[1], 1);
+
+ // We should fail the payment back
+ let mut events = nodes[1].node.get_and_clear_pending_msg_events();
+ match events.pop().unwrap() {
+ MessageSendEvent::UpdateHTLCs { node_id: _, updates: msgs::CommitmentUpdate { update_fail_htlcs, commitment_signed, .. } } => {
+ nodes[0].node.handle_update_fail_htlc(&nodes[1].node.get_our_node_id(), &update_fail_htlcs[0]);
+ commitment_signed_dance!(nodes[0], nodes[1], commitment_signed, false);
+ },
+ _ => panic!("Unexpected event"),
+ }
+ }
+ }
+
+ let expected_error_code = 0x4000|15; // incorrect_or_unknown_payment_details
+ // Error data is the HTLC value (100,000) and current block height
+ let expected_error_data = [0, 0, 0, 0, 0, 1, 0x86, 0xa0, 0, 0, 0, CHAN_CONFIRM_DEPTH as u8];
+
+ // Send a payment with the right payment hash but the wrong payment secret
+ nodes[0].node.send_payment(&route, our_payment_hash, &Some(random_payment_secret)).unwrap();
+ handle_unknown_invalid_payment_data!();
+ expect_payment_failed!(nodes[0], our_payment_hash, true, expected_error_code, expected_error_data);
+
+ // Send a payment with a random payment hash, but the right payment secret
+ nodes[0].node.send_payment(&route, random_payment_hash, &Some(our_payment_secret)).unwrap();
+ handle_unknown_invalid_payment_data!();
+ expect_payment_failed!(nodes[0], random_payment_hash, true, expected_error_code, expected_error_data);
+
+ // Send a payment with a random payment hash and random payment secret
+ nodes[0].node.send_payment(&route, random_payment_hash, &Some(random_payment_secret)).unwrap();
+ handle_unknown_invalid_payment_data!();
+ expect_payment_failed!(nodes[0], random_payment_hash, true, expected_error_code, expected_error_data);
}
#[test]
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);
+ send_payment(&nodes[0], &vec!(&nodes[1])[..], 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;
watchtower
};
let header = BlockHeader { version: 0x20000000, prev_blockhash: Default::default(), merkle_root: Default::default(), time: 42, bits: 42, nonce: 42 };
+ // 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);
// Try to update ChannelMonitor
- assert!(nodes[1].node.claim_funds(preimage, 9_000_000));
+ assert!(nodes[1].node.claim_funds(preimage));
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);
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);
+ send_payment(&nodes[0], &vec!(&nodes[1])[..], 10_000_000);
// Route a HTLC from node 0 to node 1 (but don't settle)
route_payment(&nodes[0], &vec!(&nodes[1])[..], 9_000_000).0;
watchtower
};
let header = BlockHeader { version: 0x20000000, prev_blockhash: Default::default(), merkle_root: Default::default(), time: 42, bits: 42, nonce: 42 };
+ // 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);
// Watchtower Alice should have broadcast a commitment/HTLC-timeout
// Create some initial channels
let chan_1 = create_announced_chan_between_nodes_with_value(&nodes, 0, 1, 100000, 10001, InitFeatures::known(), InitFeatures::known());
- send_payment(&nodes[0], &vec!(&nodes[1])[..], 1_000_000, 1_000_000);
+ send_payment(&nodes[0], &vec!(&nodes[1])[..], 1_000_000);
let (_, our_payment_hash, _) = route_payment(&nodes[0], &vec!(&nodes[1])[..], 2_000_000);
let local_txn = get_local_commitment_txn!(nodes[0], chan_1.2);
assert_eq!(local_txn[0].input.len(), 1);
chain::Listen::block_connected(&nodes[0].chain_monitor.chain_monitor, &Block { header, txdata: vec![local_txn[0].clone()] }, nodes[0].best_block_info().1 + 1);
check_closed_broadcast!(nodes[0], true);
check_added_monitors!(nodes[0], 1);
+ connect_blocks(&nodes[0], TEST_FINAL_CLTV - 1);
let htlc_timeout = {
let node_txn = nodes[0].tx_broadcaster.txn_broadcasted.lock().unwrap();
- assert_eq!(node_txn[0].input.len(), 1);
- assert_eq!(node_txn[0].input[0].witness.last().unwrap().len(), OFFERED_HTLC_SCRIPT_WEIGHT);
- check_spends!(node_txn[0], local_txn[0]);
- node_txn[0].clone()
+ assert_eq!(node_txn[1].input.len(), 1);
+ assert_eq!(node_txn[1].input[0].witness.last().unwrap().len(), OFFERED_HTLC_SCRIPT_WEIGHT);
+ check_spends!(node_txn[1], local_txn[0]);
+ node_txn[1].clone()
};
- let header_201 = BlockHeader { version: 0x20000000, prev_blockhash: header.block_hash(), merkle_root: Default::default(), time: 42, bits: 42, nonce: 42 };
+ let header_201 = BlockHeader { version: 0x20000000, prev_blockhash: nodes[0].best_block_hash(), merkle_root: Default::default(), time: 42, bits: 42, nonce: 42 };
connect_block(&nodes[0], &Block { header: header_201, txdata: vec![htlc_timeout.clone()] });
connect_blocks(&nodes[0], ANTI_REORG_DELAY - 1);
expect_payment_failed!(nodes[0], our_payment_hash, true);
// Step (5):
// Carol then claims the funds and sends an update_fulfill message to Bob, and they go through the
// process of removing the HTLC from their commitment transactions.
- assert!(nodes[2].node.claim_funds(payment_preimage, 3_000_000));
+ assert!(nodes[2].node.claim_funds(payment_preimage));
check_added_monitors!(nodes[2], 1);
let carol_updates = get_htlc_update_msgs!(nodes[2], nodes[1].node.get_our_node_id());
assert!(carol_updates.update_add_htlcs.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);
update_nodes_with_chan_announce(&nodes, 0, 1, &announcement, &as_update, &bs_update);
- send_payment(&nodes[0], &[&nodes[1]], 8000000, 8_000_000);
+ send_payment(&nodes[0], &[&nodes[1]], 8000000);
}
#[test]
} else { panic!(); }
assert_eq!(nodes[1].node.list_channels().len(), 0);
}
+
+fn do_test_tx_confirmed_skipping_blocks_immediate_broadcast(test_height_before_timelock: bool) {
+ // In the first version of the chain::Confirm interface, after a refactor was made to not
+ // broadcast CSV-locked transactions until their CSV lock is up, we wouldn't reliably broadcast
+ // transactions after a `transactions_confirmed` call. Specifically, if the chain, provided via
+ // `best_block_updated` is at height N, and a transaction output which we wish to spend at
+ // height N-1 (due to a CSV to height N-1) is provided at height N, we will not broadcast the
+ // spending transaction until height N+1 (or greater). This was due to the way
+ // `ChannelMonitor::transactions_confirmed` worked, only checking if we should broadcast a
+ // spending transaction at the height the input transaction was confirmed at, not whether we
+ // should broadcast a spending transaction at the current height.
+ // A second, similar, issue involved failing HTLCs backwards - because we only provided the
+ // height at which transactions were confirmed to `OnchainTx::update_claims_view`, it wasn't
+ // aware that the anti-reorg-delay had, in fact, already expired, waiting to fail-backwards
+ // until we learned about an additional block.
+ //
+ // As an additional check, if `test_height_before_timelock` is set, we instead test that we
+ // aren't broadcasting transactions too early (ie not broadcasting them at all).
+ let chanmon_cfgs = create_chanmon_cfgs(3);
+ let node_cfgs = create_node_cfgs(3, &chanmon_cfgs);
+ let node_chanmgrs = create_node_chanmgrs(3, &node_cfgs, &[None, None, None]);
+ let mut nodes = create_network(3, &node_cfgs, &node_chanmgrs);
+ *nodes[0].connect_style.borrow_mut() = ConnectStyle::BestBlockFirstSkippingBlocks;
+
+ create_announced_chan_between_nodes(&nodes, 0, 1, InitFeatures::known(), InitFeatures::known());
+ let (chan_announce, _, channel_id, _) = create_announced_chan_between_nodes(&nodes, 1, 2, InitFeatures::known(), InitFeatures::known());
+ let (_, payment_hash, _) = route_payment(&nodes[0], &[&nodes[1], &nodes[2]], 1_000_000);
+ nodes[1].node.peer_disconnected(&nodes[2].node.get_our_node_id(), false);
+ nodes[2].node.peer_disconnected(&nodes[1].node.get_our_node_id(), false);
+
+ nodes[1].node.force_close_channel(&channel_id).unwrap();
+ check_closed_broadcast!(nodes[1], true);
+ check_added_monitors!(nodes[1], 1);
+ let node_txn = nodes[1].tx_broadcaster.txn_broadcasted.lock().unwrap().split_off(0);
+ assert_eq!(node_txn.len(), 1);
+
+ let conf_height = nodes[1].best_block_info().1;
+ if !test_height_before_timelock {
+ connect_blocks(&nodes[1], 24 * 6);
+ }
+ nodes[1].chain_monitor.chain_monitor.transactions_confirmed(
+ &nodes[1].get_block_header(conf_height), &[(0, &node_txn[0])], conf_height);
+ if test_height_before_timelock {
+ // If we confirmed the close transaction, but timelocks have not yet expired, we should not
+ // generate any events or broadcast any transactions
+ assert!(nodes[1].tx_broadcaster.txn_broadcasted.lock().unwrap().is_empty());
+ assert!(nodes[1].chain_monitor.chain_monitor.get_and_clear_pending_events().is_empty());
+ } else {
+ // We should broadcast an HTLC transaction spending our funding transaction first
+ let spending_txn = nodes[1].tx_broadcaster.txn_broadcasted.lock().unwrap().split_off(0);
+ assert_eq!(spending_txn.len(), 2);
+ assert_eq!(spending_txn[0], node_txn[0]);
+ check_spends!(spending_txn[1], node_txn[0]);
+ // We should also generate a SpendableOutputs event with the to_self output (as its
+ // timelock is up).
+ let descriptor_spend_txn = check_spendable_outputs!(nodes[1], node_cfgs[1].keys_manager);
+ assert_eq!(descriptor_spend_txn.len(), 1);
+
+ // If we also discover that the HTLC-Timeout transaction was confirmed some time ago, we
+ // should immediately fail-backwards the HTLC to the previous hop, without waiting for an
+ // additional block built on top of the current chain.
+ nodes[1].chain_monitor.chain_monitor.transactions_confirmed(
+ &nodes[1].get_block_header(conf_height + 1), &[(0, &spending_txn[1])], conf_height + 1);
+ expect_pending_htlcs_forwardable!(nodes[1]);
+ check_added_monitors!(nodes[1], 1);
+
+ 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_fulfill_htlcs.is_empty());
+ assert_eq!(updates.update_fail_htlcs.len(), 1);
+ assert!(updates.update_fail_malformed_htlcs.is_empty());
+ assert!(updates.update_fee.is_none());
+ nodes[0].node.handle_update_fail_htlc(&nodes[1].node.get_our_node_id(), &updates.update_fail_htlcs[0]);
+ commitment_signed_dance!(nodes[0], nodes[1], updates.commitment_signed, true, true);
+ expect_payment_failed!(nodes[0], payment_hash, false);
+ expect_payment_failure_chan_update!(nodes[0], chan_announce.contents.short_channel_id, true);
+ }
+}
+
+#[test]
+fn test_tx_confirmed_skipping_blocks_immediate_broadcast() {
+ do_test_tx_confirmed_skipping_blocks_immediate_broadcast(false);
+ do_test_tx_confirmed_skipping_blocks_immediate_broadcast(true);
+}
+
+#[test]
+fn test_keysend_payments_to_public_node() {
+ 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 _chan = create_announced_chan_between_nodes_with_value(&nodes, 0, 1, 100000, 10001, InitFeatures::known(), InitFeatures::known());
+ let network_graph = nodes[0].net_graph_msg_handler.network_graph.read().unwrap();
+ let payer_pubkey = nodes[0].node.get_our_node_id();
+ let payee_pubkey = nodes[1].node.get_our_node_id();
+ let route = get_route(&payer_pubkey, &network_graph, &payee_pubkey, None,
+ None, &vec![], 10000, 40,
+ nodes[0].logger).unwrap();
+
+ let test_preimage = PaymentPreimage([42; 32]);
+ let payment_hash = nodes[0].node.send_spontaneous_payment(&route, Some(test_preimage)).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 event = events.pop().unwrap();
+ let path = vec![&nodes[1]];
+ pass_along_path(&nodes[0], &path, 10000, payment_hash, None, event, true, Some(test_preimage));
+ claim_payment(&nodes[0], &path, test_preimage);
+}
+
+#[test]
+fn test_keysend_payments_to_private_node() {
+ 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 payer_pubkey = nodes[0].node.get_our_node_id();
+ let payee_pubkey = nodes[1].node.get_our_node_id();
+ nodes[0].node.peer_connected(&payee_pubkey, &msgs::Init { features: InitFeatures::known() });
+ nodes[1].node.peer_connected(&payer_pubkey, &msgs::Init { features: InitFeatures::known() });
+
+ let _chan = create_chan_between_nodes(&nodes[0], &nodes[1], InitFeatures::known(), InitFeatures::known());
+ let network_graph = nodes[0].net_graph_msg_handler.network_graph.read().unwrap();
+ let first_hops = nodes[0].node.list_usable_channels();
+ let route = get_keysend_route(&payer_pubkey, &network_graph, &payee_pubkey,
+ Some(&first_hops.iter().collect::<Vec<_>>()), &vec![], 10000, 40,
+ nodes[0].logger).unwrap();
+
+ let test_preimage = PaymentPreimage([42; 32]);
+ let payment_hash = nodes[0].node.send_spontaneous_payment(&route, Some(test_preimage)).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 event = events.pop().unwrap();
+ let path = vec![&nodes[1]];
+ pass_along_path(&nodes[0], &path, 10000, payment_hash, None, event, true, Some(test_preimage));
+ claim_payment(&nodes[0], &path, test_preimage);
+}