Merge pull request #1418 from bruteforcecat/timeout-outbound-paymnet-retires-instead...
[rust-lightning] / lightning / src / ln / functional_tests.rs
index 73c3a86d782315f87b67b3f1875b09b0fa974e9f..48b4b07c7d76d1f73238b27eb851ac32e720adbb 100644 (file)
@@ -42,7 +42,7 @@ use bitcoin::blockdata::constants::genesis_block;
 use bitcoin::network::constants::Network;
 
 use bitcoin::secp256k1::Secp256k1;
-use bitcoin::secp256k1::key::{PublicKey,SecretKey};
+use bitcoin::secp256k1::{PublicKey,SecretKey};
 
 use regex;
 
@@ -515,10 +515,10 @@ fn do_test_sanity_on_in_flight_opens(steps: u8) {
        if steps & 0x0f == 2 { return; }
        nodes[0].node.handle_accept_channel(&nodes[1].node.get_our_node_id(), InitFeatures::known(), &accept_channel);
 
-       let (temporary_channel_id, tx, funding_output) = create_funding_transaction(&nodes[0], 100000, 42);
+       let (temporary_channel_id, tx, funding_output) = create_funding_transaction(&nodes[0], &nodes[1].node.get_our_node_id(), 100000, 42);
 
        if steps & 0x0f == 3 { return; }
-       nodes[0].node.funding_transaction_generated(&temporary_channel_id, tx.clone()).unwrap();
+       nodes[0].node.funding_transaction_generated(&temporary_channel_id, &nodes[1].node.get_our_node_id(), tx.clone()).unwrap();
        check_added_monitors!(nodes[0], 0);
        let funding_created = get_event_msg!(nodes[0], MessageSendEvent::SendFundingCreated, nodes[1].node.get_our_node_id());
 
@@ -2178,9 +2178,9 @@ fn channel_monitor_network_test() {
        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);
+       nodes[1].node.force_close_channel(&chan_1.2, &nodes[0].node.get_our_node_id()).unwrap();
        check_added_monitors!(nodes[1], 1);
-       check_closed_broadcast!(nodes[1], false);
+       check_closed_broadcast!(nodes[1], true);
        {
                let mut node_txn = test_txn_broadcast(&nodes[1], &chan_1, None, HTLCType::NONE);
                assert_eq!(node_txn.len(), 1);
@@ -2192,15 +2192,15 @@ fn channel_monitor_network_test() {
        assert_eq!(nodes[0].node.list_channels().len(), 0);
        assert_eq!(nodes[1].node.list_channels().len(), 1);
        check_closed_event!(nodes[0], 1, ClosureReason::CommitmentTxConfirmed);
-       check_closed_event!(nodes[1], 1, ClosureReason::DisconnectedPeer);
+       check_closed_event!(nodes[1], 1, ClosureReason::HolderForceClosed);
 
        // 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 (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);
+       nodes[1].node.force_close_channel(&chan_2.2, &nodes[2].node.get_our_node_id()).unwrap();
+       check_closed_broadcast!(nodes[1], true);
        check_added_monitors!(nodes[1], 1);
        {
                let mut node_txn = test_txn_broadcast(&nodes[1], &chan_2, None, HTLCType::NONE);
@@ -2213,7 +2213,7 @@ fn channel_monitor_network_test() {
        check_closed_broadcast!(nodes[2], true);
        assert_eq!(nodes[1].node.list_channels().len(), 0);
        assert_eq!(nodes[2].node.list_channels().len(), 1);
-       check_closed_event!(nodes[1], 1, ClosureReason::DisconnectedPeer);
+       check_closed_event!(nodes[1], 1, ClosureReason::HolderForceClosed);
        check_closed_event!(nodes[2], 1, ClosureReason::CommitmentTxConfirmed);
 
        macro_rules! claim_funds {
@@ -2238,9 +2238,9 @@ fn channel_monitor_network_test() {
 
        // nodes[3] gets the preimage, but nodes[2] already disconnected, resulting in a nodes[2]
        // HTLC-Timeout and a nodes[3] claim against it (+ its own announces)
-       nodes[2].node.peer_disconnected(&nodes[3].node.get_our_node_id(), true);
+       nodes[2].node.force_close_channel(&chan_3.2, &nodes[3].node.get_our_node_id()).unwrap();
        check_added_monitors!(nodes[2], 1);
-       check_closed_broadcast!(nodes[2], false);
+       check_closed_broadcast!(nodes[2], true);
        let node2_commitment_txid;
        {
                let node_txn = test_txn_broadcast(&nodes[2], &chan_3, None, HTLCType::NONE);
@@ -2257,7 +2257,7 @@ fn channel_monitor_network_test() {
        check_closed_broadcast!(nodes[3], true);
        assert_eq!(nodes[2].node.list_channels().len(), 0);
        assert_eq!(nodes[3].node.list_channels().len(), 1);
-       check_closed_event!(nodes[2], 1, ClosureReason::DisconnectedPeer);
+       check_closed_event!(nodes[2], 1, ClosureReason::HolderForceClosed);
        check_closed_event!(nodes[3], 1, ClosureReason::CommitmentTxConfirmed);
 
        // Drop the ChannelMonitor for the previous channel to avoid it broadcasting transactions and
@@ -2708,18 +2708,20 @@ fn test_htlc_on_chain_success() {
        }
        let chan_id = Some(chan_1.2);
        match forwarded_events[1] {
-               Event::PaymentForwarded { fee_earned_msat, source_channel_id, claim_from_onchain_tx } => {
+               Event::PaymentForwarded { fee_earned_msat, prev_channel_id, claim_from_onchain_tx, next_channel_id } => {
                        assert_eq!(fee_earned_msat, Some(1000));
-                       assert_eq!(source_channel_id, chan_id);
+                       assert_eq!(prev_channel_id, chan_id);
                        assert_eq!(claim_from_onchain_tx, true);
+                       assert_eq!(next_channel_id, Some(chan_2.2));
                },
                _ => panic!()
        }
        match forwarded_events[2] {
-               Event::PaymentForwarded { fee_earned_msat, source_channel_id, claim_from_onchain_tx } => {
+               Event::PaymentForwarded { fee_earned_msat, prev_channel_id, claim_from_onchain_tx, next_channel_id } => {
                        assert_eq!(fee_earned_msat, Some(1000));
-                       assert_eq!(source_channel_id, chan_id);
+                       assert_eq!(prev_channel_id, chan_id);
                        assert_eq!(claim_from_onchain_tx, true);
+                       assert_eq!(next_channel_id, Some(chan_2.2));
                },
                _ => panic!()
        }
@@ -3362,7 +3364,7 @@ fn test_htlc_ignore_latest_remote_commitment() {
        create_announced_chan_between_nodes(&nodes, 0, 1, InitFeatures::known(), InitFeatures::known());
 
        route_payment(&nodes[0], &[&nodes[1]], 10000000);
-       nodes[0].node.force_close_channel(&nodes[0].node.list_channels()[0].channel_id).unwrap();
+       nodes[0].node.force_close_channel(&nodes[0].node.list_channels()[0].channel_id, &nodes[1].node.get_our_node_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);
@@ -3425,7 +3427,7 @@ fn test_force_close_fail_back() {
        // state or updated nodes[1]' state. Now force-close and broadcast that commitment/HTLC
        // transaction and ensure nodes[1] doesn't fail-backwards (this was originally a bug!).
 
-       nodes[2].node.force_close_channel(&payment_event.commitment_msg.channel_id).unwrap();
+       nodes[2].node.force_close_channel(&payment_event.commitment_msg.channel_id, &nodes[1].node.get_our_node_id()).unwrap();
        check_closed_broadcast!(nodes[2], true);
        check_added_monitors!(nodes[2], 1);
        check_closed_event!(nodes[2], 1, ClosureReason::HolderForceClosed);
@@ -3489,6 +3491,47 @@ fn test_dup_events_on_peer_disconnect() {
        expect_payment_path_successful!(nodes[0]);
 }
 
+#[test]
+fn test_peer_disconnected_before_funding_broadcasted() {
+       // Test that channels are closed with `ClosureReason::DisconnectedPeer` if the peer disconnects
+       // before the funding transaction has been broadcasted.
+       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);
+
+       // Open a channel between `nodes[0]` and `nodes[1]`, for which the funding transaction is never
+       // broadcasted, even though it's created by `nodes[0]`.
+       let expected_temporary_channel_id = nodes[0].node.create_channel(nodes[1].node.get_our_node_id(), 1_000_000, 500_000_000, 42, None).unwrap();
+       let open_channel = get_event_msg!(nodes[0], MessageSendEvent::SendOpenChannel, nodes[1].node.get_our_node_id());
+       nodes[1].node.handle_open_channel(&nodes[0].node.get_our_node_id(), InitFeatures::known(), &open_channel);
+       let accept_channel = get_event_msg!(nodes[1], MessageSendEvent::SendAcceptChannel, nodes[0].node.get_our_node_id());
+       nodes[0].node.handle_accept_channel(&nodes[1].node.get_our_node_id(), InitFeatures::known(), &accept_channel);
+
+       let (temporary_channel_id, tx, _funding_output) = create_funding_transaction(&nodes[0], &nodes[1].node.get_our_node_id(), 1_000_000, 42);
+       assert_eq!(temporary_channel_id, expected_temporary_channel_id);
+
+       assert!(nodes[0].node.funding_transaction_generated(&temporary_channel_id, &nodes[1].node.get_our_node_id(), tx.clone()).is_ok());
+
+       let funding_created_msg = get_event_msg!(nodes[0], MessageSendEvent::SendFundingCreated, nodes[1].node.get_our_node_id());
+       assert_eq!(funding_created_msg.temporary_channel_id, expected_temporary_channel_id);
+
+       // Even though the funding transaction is created by `nodes[0]`, the `FundingCreated` msg is
+       // never sent to `nodes[1]`, and therefore the tx is never signed by either party nor
+       // broadcasted.
+       {
+               assert_eq!(nodes[0].tx_broadcaster.txn_broadcasted.lock().unwrap().len(), 0);
+       }
+
+       // Ensure that the channel is closed with `ClosureReason::DisconnectedPeer` when the peers are
+       // disconnected before the funding transaction was broadcasted.
+       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);
+
+       check_closed_event!(nodes[0], 1, ClosureReason::DisconnectedPeer);
+       check_closed_event!(nodes[1], 1, ClosureReason::DisconnectedPeer);
+}
+
 #[test]
 fn test_simple_peer_disconnect() {
        // Test that we can reconnect when there are no lost messages
@@ -4385,9 +4428,9 @@ fn test_manager_serialize_deserialize_events() {
        node_b.node.handle_open_channel(&node_a.node.get_our_node_id(), a_flags, &get_event_msg!(node_a, MessageSendEvent::SendOpenChannel, node_b.node.get_our_node_id()));
        node_a.node.handle_accept_channel(&node_b.node.get_our_node_id(), b_flags, &get_event_msg!(node_b, MessageSendEvent::SendAcceptChannel, node_a.node.get_our_node_id()));
 
-       let (temporary_channel_id, tx, funding_output) = create_funding_transaction(&node_a, channel_value, 42);
+       let (temporary_channel_id, tx, funding_output) = create_funding_transaction(&node_a, &node_b.node.get_our_node_id(), channel_value, 42);
 
-       node_a.node.funding_transaction_generated(&temporary_channel_id, tx.clone()).unwrap();
+       node_a.node.funding_transaction_generated(&temporary_channel_id, &node_b.node.get_our_node_id(), tx.clone()).unwrap();
        check_added_monitors!(node_a, 0);
 
        node_b.node.handle_funding_created(&node_a.node.get_our_node_id(), &get_event_msg!(node_a, MessageSendEvent::SendFundingCreated, node_b.node.get_our_node_id()));
@@ -4708,7 +4751,7 @@ fn test_claim_sizeable_push_msat() {
        let nodes = create_network(2, &node_cfgs, &node_chanmgrs);
 
        let chan = create_announced_chan_between_nodes_with_value(&nodes, 0, 1, 100_000, 98_000_000, InitFeatures::known(), InitFeatures::known());
-       nodes[1].node.force_close_channel(&chan.2).unwrap();
+       nodes[1].node.force_close_channel(&chan.2, &nodes[0].node.get_our_node_id()).unwrap();
        check_closed_broadcast!(nodes[1], true);
        check_added_monitors!(nodes[1], 1);
        check_closed_event!(nodes[1], 1, ClosureReason::HolderForceClosed);
@@ -4737,7 +4780,7 @@ fn test_claim_on_remote_sizeable_push_msat() {
        let nodes = create_network(2, &node_cfgs, &node_chanmgrs);
 
        let chan = create_announced_chan_between_nodes_with_value(&nodes, 0, 1, 100_000, 98_000_000, InitFeatures::known(), InitFeatures::known());
-       nodes[0].node.force_close_channel(&chan.2).unwrap();
+       nodes[0].node.force_close_channel(&chan.2, &nodes[1].node.get_our_node_id()).unwrap();
        check_closed_broadcast!(nodes[0], true);
        check_added_monitors!(nodes[0], 1);
        check_closed_event!(nodes[0], 1, ClosureReason::HolderForceClosed);
@@ -5139,10 +5182,11 @@ fn test_onchain_to_onchain_claim() {
                _ => panic!("Unexpected event"),
        }
        match events[1] {
-               Event::PaymentForwarded { fee_earned_msat, source_channel_id, claim_from_onchain_tx } => {
+               Event::PaymentForwarded { fee_earned_msat, prev_channel_id, claim_from_onchain_tx, next_channel_id } => {
                        assert_eq!(fee_earned_msat, Some(1000));
-                       assert_eq!(source_channel_id, Some(chan_1.2));
+                       assert_eq!(prev_channel_id, Some(chan_1.2));
                        assert_eq!(claim_from_onchain_tx, true);
+                       assert_eq!(next_channel_id, Some(chan_2.2));
                },
                _ => panic!("Unexpected event"),
        }
@@ -5309,7 +5353,7 @@ fn test_duplicate_payment_hash_one_failure_one_success() {
        // Note that the fee paid is effectively double as the HTLC value (including the nodes[1] fee
        // and nodes[2] fee) is rounded down and then claimed in full.
        mine_transaction(&nodes[1], &htlc_success_txn[0]);
-       expect_payment_forwarded!(nodes[1], nodes[0], Some(196*2), true);
+       expect_payment_forwarded!(nodes[1], nodes[0], nodes[2], Some(196*2), true, true);
        let updates = get_htlc_update_msgs!(nodes[1], nodes[0].node.get_our_node_id());
        assert!(updates.update_add_htlcs.is_empty());
        assert!(updates.update_fail_htlcs.is_empty());
@@ -5746,8 +5790,8 @@ fn test_key_derivation_params() {
        check_spends!(local_txn_1[0], chan_1.3);
 
        // We check funding pubkey are unique
-       let (from_0_funding_key_0, from_0_funding_key_1) = (PublicKey::from_slice(&local_txn_0[0].input[0].witness[3][2..35]), PublicKey::from_slice(&local_txn_0[0].input[0].witness[3][36..69]));
-       let (from_1_funding_key_0, from_1_funding_key_1) = (PublicKey::from_slice(&local_txn_1[0].input[0].witness[3][2..35]), PublicKey::from_slice(&local_txn_1[0].input[0].witness[3][36..69]));
+       let (from_0_funding_key_0, from_0_funding_key_1) = (PublicKey::from_slice(&local_txn_0[0].input[0].witness.to_vec()[3][2..35]), PublicKey::from_slice(&local_txn_0[0].input[0].witness.to_vec()[3][36..69]));
+       let (from_1_funding_key_0, from_1_funding_key_1) = (PublicKey::from_slice(&local_txn_1[0].input[0].witness.to_vec()[3][2..35]), PublicKey::from_slice(&local_txn_1[0].input[0].witness.to_vec()[3][36..69]));
        if from_0_funding_key_0 == from_1_funding_key_0
            || from_0_funding_key_0 == from_1_funding_key_1
            || from_0_funding_key_1 == from_1_funding_key_0
@@ -7345,7 +7389,7 @@ fn test_data_loss_protect() {
        logger = test_utils::TestLogger::with_id(format!("node {}", 0));
        let mut chain_monitor = <(BlockHash, ChannelMonitor<EnforcingSigner>)>::read(&mut 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()), blocks: Arc::new(Mutex::new(Vec::new()))};
+       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);
@@ -7402,22 +7446,48 @@ fn test_data_loss_protect() {
        }
 
        // Check we close channel detecting A is fallen-behind
+       // Check that we sent the warning message when we detected that A has fallen behind,
+       // and give the possibility for A to recover from the warning.
        nodes[1].node.handle_channel_reestablish(&nodes[0].node.get_our_node_id(), &reestablish_1[0]);
-       check_closed_event!(nodes[1], 1, ClosureReason::ProcessingError { err: "Peer attempted to reestablish channel with a very old local commitment transaction".to_string() });
-       assert_eq!(check_closed_broadcast!(nodes[1], true).unwrap().data, "Peer attempted to reestablish channel with a very old local commitment transaction");
-       check_added_monitors!(nodes[1], 1);
+       let warn_msg = "Peer attempted to reestablish channel with a very old local commitment transaction".to_owned();
+       assert!(check_warn_msg!(nodes[1], nodes[0].node.get_our_node_id(), chan.2).contains(&warn_msg));
 
        // Check A is able to claim to_remote output
-       let node_txn = nodes[1].tx_broadcaster.txn_broadcasted.lock().unwrap().clone();
-       assert_eq!(node_txn.len(), 1);
-       check_spends!(node_txn[0], chan.3);
-       assert_eq!(node_txn[0].output.len(), 2);
-       mine_transaction(&nodes[0], &node_txn[0]);
-       connect_blocks(&nodes[0], ANTI_REORG_DELAY - 1);
-       check_closed_event!(nodes[0], 1, ClosureReason::ProcessingError { err: "We have fallen behind - we have received proof that if we broadcast remote is going to claim our funds - we can\'t do any automated broadcasting".to_string() });
-       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 mut node_txn = nodes[1].tx_broadcaster.txn_broadcasted.lock().unwrap().clone();
+       // The node B should not broadcast the transaction to force close the channel!
+       assert!(node_txn.is_empty());
+       // B should now detect that there is something wrong and should force close the channel.
+       let exp_err = "We have fallen behind - we have received proof that if we broadcast remote is going to claim our funds - we can\'t do any automated broadcasting";
+       check_closed_event!(nodes[0], 1, ClosureReason::ProcessingError { err: exp_err.to_string() });
+
+       // after the warning message sent by B, we should not able to
+       // use the channel, or reconnect with success to the channel.
+       assert!(nodes[0].node.list_usable_channels().is_empty());
+       nodes[0].node.peer_connected(&nodes[1].node.get_our_node_id(), &msgs::Init { features: InitFeatures::empty(), remote_network_address: None });
+       nodes[1].node.peer_connected(&nodes[0].node.get_our_node_id(), &msgs::Init { features: InitFeatures::empty(), remote_network_address: None });
+       let retry_reestablish = get_chan_reestablish_msgs!(nodes[1], nodes[0]);
+
+       nodes[0].node.handle_channel_reestablish(&nodes[1].node.get_our_node_id(), &retry_reestablish[0]);
+       let mut err_msgs_0 = Vec::with_capacity(1);
+       for msg in nodes[0].node.get_and_clear_pending_msg_events() {
+               if let MessageSendEvent::HandleError { ref action, .. } = msg {
+                       match action {
+                               &ErrorAction::SendErrorMessage { ref msg } => {
+                                       assert_eq!(msg.data, "Failed to find corresponding channel");
+                                       err_msgs_0.push(msg.clone());
+                               },
+                               _ => panic!("Unexpected event!"),
+                       }
+               } else {
+                       panic!("Unexpected event!");
+               }
+       }
+       assert_eq!(err_msgs_0.len(), 1);
+       nodes[1].node.handle_error(&nodes[0].node.get_our_node_id(), &err_msgs_0[0]);
+       assert!(nodes[1].node.list_usable_channels().is_empty());
+       check_added_monitors!(nodes[1], 1);
+       check_closed_event!(nodes[1], 1, ClosureReason::CounterpartyForceClosed { peer_msg: "Failed to find corresponding channel".to_owned() });
+       check_closed_broadcast!(nodes[1], false);
 }
 
 #[test]
@@ -7615,7 +7685,7 @@ fn test_bump_penalty_txn_on_revoked_commitment() {
                assert_eq!(node_txn[0].output.len(), 1);
                check_spends!(node_txn[0], revoked_txn[0]);
                let fee_1 = penalty_sum - node_txn[0].output[0].value;
-               feerate_1 = fee_1 * 1000 / node_txn[0].get_weight() as u64;
+               feerate_1 = fee_1 * 1000 / node_txn[0].weight() as u64;
                penalty_1 = node_txn[0].txid();
                node_txn.clear();
        };
@@ -7635,7 +7705,7 @@ fn test_bump_penalty_txn_on_revoked_commitment() {
                        // Verify new bumped tx is different from last claiming transaction, we don't want spurrious rebroadcast
                        assert_ne!(penalty_2, penalty_1);
                        let fee_2 = penalty_sum - node_txn[0].output[0].value;
-                       feerate_2 = fee_2 * 1000 / node_txn[0].get_weight() as u64;
+                       feerate_2 = fee_2 * 1000 / node_txn[0].weight() as u64;
                        // Verify 25% bump heuristic
                        assert!(feerate_2 * 100 >= feerate_1 * 125);
                        node_txn.clear();
@@ -7658,7 +7728,7 @@ fn test_bump_penalty_txn_on_revoked_commitment() {
                        // Verify new bumped tx is different from last claiming transaction, we don't want spurrious rebroadcast
                        assert_ne!(penalty_3, penalty_2);
                        let fee_3 = penalty_sum - node_txn[0].output[0].value;
-                       feerate_3 = fee_3 * 1000 / node_txn[0].get_weight() as u64;
+                       feerate_3 = fee_3 * 1000 / node_txn[0].weight() as u64;
                        // Verify 25% bump heuristic
                        assert!(feerate_3 * 100 >= feerate_2 * 125);
                        node_txn.clear();
@@ -7777,7 +7847,7 @@ fn test_bump_penalty_txn_on_revoked_htlcs() {
                first = node_txn[4].txid();
                // Store both feerates for later comparison
                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;
+               feerate_1 = fee_1 * 1000 / node_txn[4].weight() as u64;
                penalty_txn = vec![node_txn[2].clone()];
                node_txn.clear();
        }
@@ -7817,7 +7887,7 @@ fn test_bump_penalty_txn_on_revoked_htlcs() {
                // 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[2].output[0].value - node_txn[0].output[0].value;
-               let feerate_2 = fee_2 * 1000 / node_txn[0].get_weight() as u64;
+               let feerate_2 = fee_2 * 1000 / node_txn[0].weight() as u64;
                assert!(feerate_2 * 100 > feerate_1 * 125);
                let txn = vec![node_txn[0].clone()];
                node_txn.clear();
@@ -7901,12 +7971,12 @@ fn test_bump_penalty_txn_on_remote_commitment() {
                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;
+               feerate_timeout = fee * 1000 / node_txn[6].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;
+               feerate_preimage = fee * 1000 / node_txn[0].weight() as u64;
 
                node_txn.clear();
        };
@@ -7925,13 +7995,13 @@ fn test_bump_penalty_txn_on_remote_commitment() {
 
                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;
+               let new_feerate = fee * 1000 / preimage_bump.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;
+               let new_feerate = fee * 1000 / node_txn[0].weight() as u64;
                assert!(new_feerate * 100 > feerate_preimage * 125);
                assert_ne!(preimage, node_txn[0].txid());
 
@@ -8216,7 +8286,7 @@ fn test_manually_accept_inbound_channel_request() {
        let events = nodes[1].node.get_and_clear_pending_events();
        match events[0] {
                Event::OpenChannelRequest { temporary_channel_id, .. } => {
-                       nodes[1].node.accept_inbound_channel(&temporary_channel_id, 23).unwrap();
+                       nodes[1].node.accept_inbound_channel(&temporary_channel_id, &nodes[0].node.get_our_node_id(), 23).unwrap();
                }
                _ => panic!("Unexpected event"),
        }
@@ -8231,7 +8301,7 @@ fn test_manually_accept_inbound_channel_request() {
                _ => panic!("Unexpected event"),
        }
 
-       nodes[1].node.force_close_channel(&temp_channel_id).unwrap();
+       nodes[1].node.force_close_channel(&temp_channel_id, &nodes[0].node.get_our_node_id()).unwrap();
 
        let close_msg_ev = nodes[1].node.get_and_clear_pending_msg_events();
        assert_eq!(close_msg_ev.len(), 1);
@@ -8266,7 +8336,7 @@ fn test_manually_reject_inbound_channel_request() {
        let events = nodes[1].node.get_and_clear_pending_events();
        match events[0] {
                Event::OpenChannelRequest { temporary_channel_id, .. } => {
-                       nodes[1].node.force_close_channel(&temporary_channel_id).unwrap();
+                       nodes[1].node.force_close_channel(&temporary_channel_id, &nodes[0].node.get_our_node_id()).unwrap();
                }
                _ => panic!("Unexpected event"),
        }
@@ -8321,9 +8391,9 @@ fn test_reject_funding_before_inbound_channel_accepted() {
                nodes[0].node.handle_accept_channel(&nodes[1].node.get_our_node_id(), InitFeatures::known(), &accept_chan_msg);
        }
 
-       let (temporary_channel_id, tx, _) = create_funding_transaction(&nodes[0], 100000, 42);
+       let (temporary_channel_id, tx, _) = create_funding_transaction(&nodes[0], &nodes[1].node.get_our_node_id(), 100000, 42);
 
-       nodes[0].node.funding_transaction_generated(&temporary_channel_id, tx.clone()).unwrap();
+       nodes[0].node.funding_transaction_generated(&temporary_channel_id, &nodes[1].node.get_our_node_id(), tx.clone()).unwrap();
        let funding_created_msg = get_event_msg!(nodes[0], MessageSendEvent::SendFundingCreated, nodes[1].node.get_our_node_id());
 
        // The `funding_created_msg` should be rejected by `nodes[1]` as it hasn't accepted the channel
@@ -8366,8 +8436,8 @@ fn test_can_not_accept_inbound_channel_twice() {
        let events = nodes[1].node.get_and_clear_pending_events();
        match events[0] {
                Event::OpenChannelRequest { temporary_channel_id, .. } => {
-                       nodes[1].node.accept_inbound_channel(&temporary_channel_id, 0).unwrap();
-                       let api_res = nodes[1].node.accept_inbound_channel(&temporary_channel_id, 0);
+                       nodes[1].node.accept_inbound_channel(&temporary_channel_id, &nodes[0].node.get_our_node_id(), 0).unwrap();
+                       let api_res = nodes[1].node.accept_inbound_channel(&temporary_channel_id, &nodes[0].node.get_our_node_id(), 0);
                        match api_res {
                                Err(APIError::APIMisuseError { err }) => {
                                        assert_eq!(err, "The channel isn't currently awaiting to be accepted.");
@@ -8393,13 +8463,13 @@ fn test_can_not_accept_inbound_channel_twice() {
 
 #[test]
 fn test_can_not_accept_unknown_inbound_channel() {
-       let chanmon_cfg = create_chanmon_cfgs(1);
-       let node_cfg = create_node_cfgs(1, &chanmon_cfg);
-       let node_chanmgr = create_node_chanmgrs(1, &node_cfg, &[None]);
-       let node = create_network(1, &node_cfg, &node_chanmgr)[0].node;
+       let chanmon_cfg = create_chanmon_cfgs(2);
+       let node_cfg = create_node_cfgs(2, &chanmon_cfg);
+       let node_chanmgr = create_node_chanmgrs(2, &node_cfg, &[None, None]);
+       let nodes = create_network(2, &node_cfg, &node_chanmgr);
 
        let unknown_channel_id = [0; 32];
-       let api_res = node.accept_inbound_channel(&unknown_channel_id, 0);
+       let api_res = nodes[0].node.accept_inbound_channel(&unknown_channel_id, &nodes[1].node.get_our_node_id(), 0);
        match api_res {
                Err(APIError::ChannelUnavailable { err }) => {
                        assert_eq!(err, "Can't accept a channel that doesn't exist");
@@ -8808,9 +8878,9 @@ fn test_pre_lockin_no_chan_closed_update() {
        nodes[0].node.handle_accept_channel(&nodes[1].node.get_our_node_id(), InitFeatures::known(), &accept_chan_msg);
 
        // Move the first channel through the funding flow...
-       let (temporary_channel_id, tx, _) = create_funding_transaction(&nodes[0], 100000, 42);
+       let (temporary_channel_id, tx, _) = create_funding_transaction(&nodes[0], &nodes[1].node.get_our_node_id(), 100000, 42);
 
-       nodes[0].node.funding_transaction_generated(&temporary_channel_id, tx.clone()).unwrap();
+       nodes[0].node.funding_transaction_generated(&temporary_channel_id, &nodes[1].node.get_our_node_id(), tx.clone()).unwrap();
        check_added_monitors!(nodes[0], 0);
 
        let funding_created_msg = get_event_msg!(nodes[0], MessageSendEvent::SendFundingCreated, nodes[1].node.get_our_node_id());
@@ -8908,8 +8978,14 @@ fn do_test_onchain_htlc_settlement_after_close(broadcast_alice: bool, go_onchain
        // If `go_onchain_before_fufill`, broadcast the relevant commitment transaction and check that Bob
        // responds by (1) broadcasting a channel update and (2) adding a new ChannelMonitor.
        let mut force_closing_node = 0; // Alice force-closes
-       if !broadcast_alice { force_closing_node = 1; } // Bob force-closes
-       nodes[force_closing_node].node.force_close_channel(&chan_ab.2).unwrap();
+       let mut counterparty_node = 1; // Bob if Alice force-closes
+
+       // Bob force-closes
+       if !broadcast_alice {
+               force_closing_node = 1;
+               counterparty_node = 0;
+       }
+       nodes[force_closing_node].node.force_close_channel(&chan_ab.2, &nodes[counterparty_node].node.get_our_node_id()).unwrap();
        check_closed_broadcast!(nodes[force_closing_node], true);
        check_added_monitors!(nodes[force_closing_node], 1);
        check_closed_event!(nodes[force_closing_node], 1, ClosureReason::HolderForceClosed);
@@ -8943,7 +9019,7 @@ fn do_test_onchain_htlc_settlement_after_close(broadcast_alice: bool, go_onchain
        assert_eq!(carol_updates.update_fulfill_htlcs.len(), 1);
 
        nodes[1].node.handle_update_fulfill_htlc(&nodes[2].node.get_our_node_id(), &carol_updates.update_fulfill_htlcs[0]);
-       expect_payment_forwarded!(nodes[1], nodes[0], if go_onchain_before_fulfill || force_closing_node == 1 { None } else { Some(1000) }, false);
+       expect_payment_forwarded!(nodes[1], nodes[0], nodes[2], if go_onchain_before_fulfill || force_closing_node == 1 { None } else { Some(1000) }, false, false);
        // If Alice broadcasted but Bob doesn't know yet, here he prepares to tell her about the preimage.
        if !go_onchain_before_fulfill && broadcast_alice {
                let events = nodes[1].node.get_and_clear_pending_msg_events();
@@ -9097,9 +9173,9 @@ fn test_duplicate_chan_id() {
        }
 
        // Move the first channel through the funding flow...
-       let (temporary_channel_id, tx, funding_output) = create_funding_transaction(&nodes[0], 100000, 42);
+       let (temporary_channel_id, tx, funding_output) = create_funding_transaction(&nodes[0], &nodes[1].node.get_our_node_id(), 100000, 42);
 
-       nodes[0].node.funding_transaction_generated(&temporary_channel_id, tx.clone()).unwrap();
+       nodes[0].node.funding_transaction_generated(&temporary_channel_id, &nodes[1].node.get_our_node_id(), tx.clone()).unwrap();
        check_added_monitors!(nodes[0], 0);
 
        let mut funding_created_msg = get_event_msg!(nodes[0], MessageSendEvent::SendFundingCreated, nodes[1].node.get_our_node_id());
@@ -9142,7 +9218,7 @@ fn test_duplicate_chan_id() {
        let open_chan_2_msg = get_event_msg!(nodes[0], MessageSendEvent::SendOpenChannel, nodes[1].node.get_our_node_id());
        nodes[1].node.handle_open_channel(&nodes[0].node.get_our_node_id(), InitFeatures::known(), &open_chan_2_msg);
        nodes[0].node.handle_accept_channel(&nodes[1].node.get_our_node_id(), InitFeatures::known(), &get_event_msg!(nodes[1], MessageSendEvent::SendAcceptChannel, nodes[0].node.get_our_node_id()));
-       create_funding_transaction(&nodes[0], 100000, 42); // Get and check the FundingGenerationReady event
+       create_funding_transaction(&nodes[0], &nodes[1].node.get_our_node_id(), 100000, 42); // Get and check the FundingGenerationReady event
 
        let funding_created = {
                let mut a_channel_lock = nodes[0].node.channel_state.lock().unwrap();
@@ -9275,13 +9351,13 @@ fn test_invalid_funding_tx() {
        nodes[1].node.handle_open_channel(&nodes[0].node.get_our_node_id(), InitFeatures::known(), &get_event_msg!(nodes[0], MessageSendEvent::SendOpenChannel, nodes[1].node.get_our_node_id()));
        nodes[0].node.handle_accept_channel(&nodes[1].node.get_our_node_id(), InitFeatures::known(), &get_event_msg!(nodes[1], MessageSendEvent::SendAcceptChannel, nodes[0].node.get_our_node_id()));
 
-       let (temporary_channel_id, mut tx, _) = create_funding_transaction(&nodes[0], 100_000, 42);
+       let (temporary_channel_id, mut tx, _) = create_funding_transaction(&nodes[0], &nodes[1].node.get_our_node_id(), 100_000, 42);
        for output in tx.output.iter_mut() {
                // Make the confirmed funding transaction have a bogus script_pubkey
                output.script_pubkey = bitcoin::Script::new();
        }
 
-       nodes[0].node.funding_transaction_generated_unchecked(&temporary_channel_id, tx.clone(), 0).unwrap();
+       nodes[0].node.funding_transaction_generated_unchecked(&temporary_channel_id, &nodes[1].node.get_our_node_id(), tx.clone(), 0).unwrap();
        nodes[1].node.handle_funding_created(&nodes[0].node.get_our_node_id(), &get_event_msg!(nodes[0], MessageSendEvent::SendFundingCreated, nodes[1].node.get_our_node_id()));
        check_added_monitors!(nodes[1], 1);
 
@@ -9339,7 +9415,7 @@ fn do_test_tx_confirmed_skipping_blocks_immediate_broadcast(test_height_before_t
        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();
+       nodes[1].node.force_close_channel(&channel_id, &nodes[2].node.get_our_node_id()).unwrap();
        check_closed_broadcast!(nodes[1], true);
        check_closed_event!(nodes[1], 1, ClosureReason::HolderForceClosed);
        check_added_monitors!(nodes[1], 1);
@@ -9811,7 +9887,7 @@ fn do_test_max_dust_htlc_exposure(dust_outbound_balance: bool, exposure_breach_e
 
        let opt_anchors = false;
 
-       let (temporary_channel_id, tx, _) = create_funding_transaction(&nodes[0], 1_000_000, 42);
+       let (temporary_channel_id, tx, _) = create_funding_transaction(&nodes[0], &nodes[1].node.get_our_node_id(), 1_000_000, 42);
 
        if on_holder_tx {
                if let Some(mut chan) = nodes[0].node.channel_state.lock().unwrap().by_id.get_mut(&temporary_channel_id) {
@@ -9819,7 +9895,7 @@ fn do_test_max_dust_htlc_exposure(dust_outbound_balance: bool, exposure_breach_e
                }
        }
 
-       nodes[0].node.funding_transaction_generated(&temporary_channel_id, tx.clone()).unwrap();
+       nodes[0].node.funding_transaction_generated(&temporary_channel_id, &nodes[1].node.get_our_node_id(), tx.clone()).unwrap();
        nodes[1].node.handle_funding_created(&nodes[0].node.get_our_node_id(), &get_event_msg!(nodes[0], MessageSendEvent::SendFundingCreated, nodes[1].node.get_our_node_id()));
        check_added_monitors!(nodes[1], 1);