//! Further functional tests which test blockchain reorganizations.
-use crate::sign::{EcdsaChannelSigner, SpendableOutputDescriptor};
+use crate::sign::{ecdsa::EcdsaChannelSigner, OutputSpender, SpendableOutputDescriptor};
use crate::chain::channelmonitor::{ANTI_REORG_DELAY, LATENCY_GRACE_PERIOD_BLOCKS, Balance};
use crate::chain::transaction::OutPoint;
use crate::chain::chaininterface::{LowerBoundedFeeEstimator, compute_feerate_sat_per_1000_weight};
use crate::events::bump_transaction::{BumpTransactionEvent, WalletSource};
use crate::events::{Event, MessageSendEvent, MessageSendEventsProvider, ClosureReason, HTLCDestination};
-use crate::ln::channel;
+use crate::ln::{channel, ChannelId};
use crate::ln::channelmanager::{BREAKDOWN_TIMEOUT, PaymentId, RecipientOnionFields};
use crate::ln::msgs::ChannelMessageHandler;
use crate::util::config::UserConfig;
-use crate::util::crypto::sign;
+use crate::crypto::utils::sign;
use crate::util::ser::Writeable;
use crate::util::scid_utils::block_from_scid;
use crate::util::test_utils;
-use bitcoin::blockdata::transaction::EcdsaSighashType;
+use bitcoin::{Amount, PublicKey, ScriptBuf, Transaction, TxIn, TxOut, Witness};
+use bitcoin::blockdata::locktime::absolute::LockTime;
use bitcoin::blockdata::script::Builder;
use bitcoin::blockdata::opcodes;
+use bitcoin::hashes::hex::FromHex;
use bitcoin::secp256k1::{Secp256k1, SecretKey};
-use bitcoin::{Amount, PublicKey, Script, Transaction, TxIn, TxOut, PackedLockTime, Witness};
-use bitcoin::util::sighash::SighashCache;
+use bitcoin::sighash::{SighashCache, EcdsaSighashType};
use crate::prelude::*;
expect_payment_failed_with_update!(nodes[0], payment_hash, false, update_a.contents.short_channel_id, true);
}
-fn test_spendable_output<'a, 'b, 'c, 'd>(node: &'a Node<'b, 'c, 'd>, spendable_tx: &Transaction) -> Vec<SpendableOutputDescriptor> {
+fn test_spendable_output<'a, 'b, 'c, 'd>(node: &'a Node<'b, 'c, 'd>, spendable_tx: &Transaction, has_anchors_htlc_event: bool) -> Vec<SpendableOutputDescriptor> {
let mut spendable = node.chain_monitor.chain_monitor.get_and_clear_pending_events();
- assert_eq!(spendable.len(), 1);
+ assert_eq!(spendable.len(), if has_anchors_htlc_event { 2 } else { 1 });
+ if has_anchors_htlc_event {
+ if let Event::BumpTransaction(BumpTransactionEvent::HTLCResolution { .. }) = spendable.pop().unwrap() {}
+ else { panic!(); }
+ }
if let Event::SpendableOutputs { outputs, .. } = spendable.pop().unwrap() {
assert_eq!(outputs.len(), 1);
let spend_tx = node.keys_manager.backing.spend_spendable_outputs(&[&outputs[0]], Vec::new(),
}
#[test]
-fn chanmon_claim_value_coop_close() {
+fn archive_fully_resolved_monitors() {
+ // Test we can archive fully resolved channel monitor.
+ let chanmon_cfgs = create_chanmon_cfgs(2);
+ let node_cfgs = create_node_cfgs(2, &chanmon_cfgs);
+ let mut user_config = test_default_channel_config();
+ let node_chanmgrs = create_node_chanmgrs(2, &node_cfgs, &[Some(user_config), Some(user_config)]);
+ let mut nodes = create_network(2, &node_cfgs, &node_chanmgrs);
+
+ let (_, _, chan_id, funding_tx) =
+ create_announced_chan_between_nodes_with_value(&nodes, 0, 1, 1_000_000, 1_000_000);
+
+ nodes[0].node.close_channel(&chan_id, &nodes[1].node.get_our_node_id()).unwrap();
+ let node_0_shutdown = get_event_msg!(nodes[0], MessageSendEvent::SendShutdown, nodes[1].node.get_our_node_id());
+ nodes[1].node.handle_shutdown(&nodes[0].node.get_our_node_id(), &node_0_shutdown);
+ let node_1_shutdown = get_event_msg!(nodes[1], MessageSendEvent::SendShutdown, nodes[0].node.get_our_node_id());
+ nodes[0].node.handle_shutdown(&nodes[1].node.get_our_node_id(), &node_1_shutdown);
+
+ let node_0_closing_signed = get_event_msg!(nodes[0], MessageSendEvent::SendClosingSigned, nodes[1].node.get_our_node_id());
+ nodes[1].node.handle_closing_signed(&nodes[0].node.get_our_node_id(), &node_0_closing_signed);
+ let node_1_closing_signed = get_event_msg!(nodes[1], MessageSendEvent::SendClosingSigned, nodes[0].node.get_our_node_id());
+ nodes[0].node.handle_closing_signed(&nodes[1].node.get_our_node_id(), &node_1_closing_signed);
+ let (_, node_0_2nd_closing_signed) = get_closing_signed_broadcast!(nodes[0].node, nodes[1].node.get_our_node_id());
+ nodes[1].node.handle_closing_signed(&nodes[0].node.get_our_node_id(), &node_0_2nd_closing_signed.unwrap());
+ let (_, _) = get_closing_signed_broadcast!(nodes[1].node, nodes[0].node.get_our_node_id());
+
+ let shutdown_tx = nodes[0].tx_broadcaster.txn_broadcasted.lock().unwrap().split_off(0);
+
+ mine_transaction(&nodes[0], &shutdown_tx[0]);
+ mine_transaction(&nodes[1], &shutdown_tx[0]);
+
+ connect_blocks(&nodes[0], 6);
+ connect_blocks(&nodes[1], 6);
+
+ check_closed_event!(nodes[0], 1, ClosureReason::LocallyInitiatedCooperativeClosure, [nodes[1].node.get_our_node_id()], 1000000);
+ check_closed_event!(nodes[1], 1, ClosureReason::CounterpartyInitiatedCooperativeClosure, [nodes[0].node.get_our_node_id()], 1000000);
+
+ assert_eq!(nodes[0].chain_monitor.chain_monitor.list_monitors().len(), 1);
+ // First archive should set balances_empty_height to current block height
+ nodes[0].chain_monitor.chain_monitor.archive_fully_resolved_channel_monitors();
+ assert_eq!(nodes[0].chain_monitor.chain_monitor.list_monitors().len(), 1);
+ connect_blocks(&nodes[0], 4032);
+ // Second call after 4032 blocks, should archive the monitor
+ nodes[0].chain_monitor.chain_monitor.archive_fully_resolved_channel_monitors();
+ // Should have no monitors left
+ assert_eq!(nodes[0].chain_monitor.chain_monitor.list_monitors().len(), 0);
+ // Remove the corresponding outputs and transactions the chain source is
+ // watching. This is to make sure the `Drop` function assertions pass.
+ nodes.get_mut(0).unwrap().chain_source.remove_watched_txn_and_outputs(
+ OutPoint { txid: funding_tx.txid(), index: 0 },
+ funding_tx.output[0].script_pubkey.clone()
+ );
+}
+
+fn do_chanmon_claim_value_coop_close(anchors: bool) {
// Tests `get_claimable_balances` returns the correct values across a simple cooperative claim.
// Specifically, this tests that the channel non-HTLC balances show up in
// `get_claimable_balances` until the cooperative claims have confirmed and generated a
// `SpendableOutputs` event, and no longer.
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 user_config = test_default_channel_config();
+ if anchors {
+ user_config.channel_handshake_config.negotiate_anchors_zero_fee_htlc_tx = true;
+ user_config.manually_accept_inbound_channels = true;
+ }
+ let node_chanmgrs = create_node_chanmgrs(2, &node_cfgs, &[Some(user_config), Some(user_config)]);
let nodes = create_network(2, &node_cfgs, &node_chanmgrs);
let (_, _, chan_id, funding_tx) =
create_announced_chan_between_nodes_with_value(&nodes, 0, 1, 1_000_000, 1_000_000);
let funding_outpoint = OutPoint { txid: funding_tx.txid(), index: 0 };
- assert_eq!(funding_outpoint.to_channel_id(), chan_id);
+ assert_eq!(ChannelId::v1_from_funding_outpoint(funding_outpoint), chan_id);
let chan_feerate = get_feerate!(nodes[0], nodes[1], chan_id) as u64;
let channel_type_features = get_channel_type_features!(nodes[0], nodes[1], chan_id);
+ let commitment_tx_fee = chan_feerate * channel::commitment_tx_base_weight(&channel_type_features) / 1000;
+ let anchor_outputs_value = if anchors { channel::ANCHOR_OUTPUT_VALUE_SATOSHI * 2 } else { 0 };
assert_eq!(vec![Balance::ClaimableOnChannelClose {
- amount_satoshis: 1_000_000 - 1_000 - chan_feerate * channel::commitment_tx_base_weight(&channel_type_features) / 1000
+ amount_satoshis: 1_000_000 - 1_000 - commitment_tx_fee - anchor_outputs_value
}],
nodes[0].chain_monitor.chain_monitor.get_monitor(funding_outpoint).unwrap().get_claimable_balances());
assert_eq!(vec![Balance::ClaimableOnChannelClose { amount_satoshis: 1_000, }],
assert_eq!(shutdown_tx, nodes[1].tx_broadcaster.txn_broadcasted.lock().unwrap().split_off(0));
assert_eq!(shutdown_tx.len(), 1);
- let shutdown_tx_conf_height_a = block_from_scid(&mine_transaction(&nodes[0], &shutdown_tx[0]));
- let shutdown_tx_conf_height_b = block_from_scid(&mine_transaction(&nodes[1], &shutdown_tx[0]));
+ let shutdown_tx_conf_height_a = block_from_scid(mine_transaction(&nodes[0], &shutdown_tx[0]));
+ let shutdown_tx_conf_height_b = block_from_scid(mine_transaction(&nodes[1], &shutdown_tx[0]));
assert!(nodes[0].node.list_channels().is_empty());
assert!(nodes[1].node.list_channels().is_empty());
assert!(nodes[1].chain_monitor.chain_monitor.get_and_clear_pending_events().is_empty());
assert_eq!(vec![Balance::ClaimableAwaitingConfirmations {
- amount_satoshis: 1_000_000 - 1_000 - chan_feerate * channel::commitment_tx_base_weight(&channel_type_features) / 1000,
+ amount_satoshis: 1_000_000 - 1_000 - commitment_tx_fee - anchor_outputs_value,
confirmation_height: nodes[0].best_block_info().1 + ANTI_REORG_DELAY - 1,
}],
nodes[0].chain_monitor.chain_monitor.get_monitor(funding_outpoint).unwrap().get_claimable_balances());
assert_eq!(Vec::<Balance>::new(),
nodes[1].chain_monitor.chain_monitor.get_monitor(funding_outpoint).unwrap().get_claimable_balances());
- let spendable_outputs_a = test_spendable_output(&nodes[0], &shutdown_tx[0]);
+ let spendable_outputs_a = test_spendable_output(&nodes[0], &shutdown_tx[0], false);
assert_eq!(
get_monitor!(nodes[0], chan_id).get_spendable_outputs(&shutdown_tx[0], shutdown_tx_conf_height_a),
spendable_outputs_a
);
- let spendable_outputs_b = test_spendable_output(&nodes[1], &shutdown_tx[0]);
+ let spendable_outputs_b = test_spendable_output(&nodes[1], &shutdown_tx[0], false);
assert_eq!(
get_monitor!(nodes[1], chan_id).get_spendable_outputs(&shutdown_tx[0], shutdown_tx_conf_height_b),
spendable_outputs_b
);
- check_closed_event!(nodes[0], 1, ClosureReason::CooperativeClosure, [nodes[1].node.get_our_node_id()], 1000000);
- check_closed_event!(nodes[1], 1, ClosureReason::CooperativeClosure, [nodes[0].node.get_our_node_id()], 1000000);
+ check_closed_event!(nodes[0], 1, ClosureReason::LocallyInitiatedCooperativeClosure, [nodes[1].node.get_our_node_id()], 1000000);
+ check_closed_event!(nodes[1], 1, ClosureReason::CounterpartyInitiatedCooperativeClosure, [nodes[0].node.get_our_node_id()], 1000000);
+}
+
+#[test]
+fn chanmon_claim_value_coop_close() {
+ do_chanmon_claim_value_coop_close(false);
+ do_chanmon_claim_value_coop_close(true);
}
fn sorted_vec<T: Ord>(mut v: Vec<T>) -> Vec<T> {
assert!(b_u64 >= a_u64 - 5);
}
-fn do_test_claim_value_force_close(prev_commitment_tx: bool) {
+fn do_test_claim_value_force_close(anchors: bool, prev_commitment_tx: bool) {
// Tests `get_claimable_balances` with an HTLC across a force-close.
// We build a channel with an HTLC pending, then force close the channel and check that the
// `get_claimable_balances` return value is correct as transactions confirm on-chain.
chanmon_cfgs[1].keys_manager.disable_revocation_policy_check = true;
}
let node_cfgs = create_node_cfgs(2, &chanmon_cfgs);
- let node_chanmgrs = create_node_chanmgrs(2, &node_cfgs, &[None, None]);
+ let mut user_config = test_default_channel_config();
+ if anchors {
+ user_config.channel_handshake_config.negotiate_anchors_zero_fee_htlc_tx = true;
+ user_config.manually_accept_inbound_channels = true;
+ }
+ let node_chanmgrs = create_node_chanmgrs(2, &node_cfgs, &[Some(user_config), Some(user_config)]);
let nodes = create_network(2, &node_cfgs, &node_chanmgrs);
+ let coinbase_tx = Transaction {
+ version: 2,
+ lock_time: LockTime::ZERO,
+ input: vec![TxIn { ..Default::default() }],
+ output: vec![
+ TxOut {
+ value: Amount::ONE_BTC.to_sat(),
+ script_pubkey: nodes[0].wallet_source.get_change_script().unwrap(),
+ },
+ TxOut {
+ value: Amount::ONE_BTC.to_sat(),
+ script_pubkey: nodes[1].wallet_source.get_change_script().unwrap(),
+ },
+ ],
+ };
+ if anchors {
+ nodes[0].wallet_source.add_utxo(bitcoin::OutPoint { txid: coinbase_tx.txid(), vout: 0 }, coinbase_tx.output[0].value);
+ nodes[1].wallet_source.add_utxo(bitcoin::OutPoint { txid: coinbase_tx.txid(), vout: 1 }, coinbase_tx.output[1].value);
+ }
+
let (_, _, chan_id, funding_tx) =
create_announced_chan_between_nodes_with_value(&nodes, 0, 1, 1_000_000, 1_000_000);
let funding_outpoint = OutPoint { txid: funding_tx.txid(), index: 0 };
- assert_eq!(funding_outpoint.to_channel_id(), chan_id);
+ assert_eq!(ChannelId::v1_from_funding_outpoint(funding_outpoint), chan_id);
// This HTLC is immediately claimed, giving node B the preimage
let (payment_preimage, payment_hash, ..) = route_payment(&nodes[0], &[&nodes[1]], 3_000_000);
let htlc_cltv_timeout = nodes[0].best_block_info().1 + TEST_FINAL_CLTV + 1; // Note ChannelManager adds one to CLTV timeouts for safety
- let chan_feerate = get_feerate!(nodes[0], nodes[1], chan_id) as u64;
+ let chan_feerate = get_feerate!(nodes[0], nodes[1], chan_id);
let channel_type_features = get_channel_type_features!(nodes[0], nodes[1], chan_id);
let remote_txn = get_local_commitment_txn!(nodes[1], chan_id);
// Before B receives the payment preimage, it only suggests the push_msat value of 1_000 sats
// as claimable. A lists both its to-self balance and the (possibly-claimable) HTLCs.
+ let commitment_tx_fee = chan_feerate as u64 *
+ (channel::commitment_tx_base_weight(&channel_type_features) + 2 * channel::COMMITMENT_TX_WEIGHT_PER_HTLC) / 1000;
+ let anchor_outputs_value = if anchors { 2 * channel::ANCHOR_OUTPUT_VALUE_SATOSHI } else { 0 };
assert_eq!(sorted_vec(vec![Balance::ClaimableOnChannelClose {
- amount_satoshis: 1_000_000 - 3_000 - 4_000 - 1_000 - 3 - chan_feerate *
- (channel::commitment_tx_base_weight(&channel_type_features) + 2 * channel::COMMITMENT_TX_WEIGHT_PER_HTLC) / 1000,
+ amount_satoshis: 1_000_000 - 3_000 - 4_000 - 1_000 - 3 - commitment_tx_fee - anchor_outputs_value,
}, sent_htlc_balance.clone(), sent_htlc_timeout_balance.clone()]),
sorted_vec(nodes[0].chain_monitor.chain_monitor.get_monitor(funding_outpoint).unwrap().get_claimable_balances()));
assert_eq!(sorted_vec(vec![Balance::ClaimableOnChannelClose {
// Once B has received the payment preimage, it includes the value of the HTLC in its
// "claimable if you were to close the channel" balance.
+ let commitment_tx_fee = chan_feerate as u64 *
+ (channel::commitment_tx_base_weight(&channel_type_features) +
+ if prev_commitment_tx { 1 } else { 2 } * channel::COMMITMENT_TX_WEIGHT_PER_HTLC) / 1000;
let mut a_expected_balances = vec![Balance::ClaimableOnChannelClose {
amount_satoshis: 1_000_000 - // Channel funding value in satoshis
4_000 - // The to-be-failed HTLC value in satoshis
3_000 - // The claimed HTLC value in satoshis
1_000 - // The push_msat value in satoshis
3 - // The dust HTLC value in satoshis
- // The commitment transaction fee with two HTLC outputs:
- chan_feerate * (channel::commitment_tx_base_weight(&channel_type_features) +
- if prev_commitment_tx { 1 } else { 2 } *
- channel::COMMITMENT_TX_WEIGHT_PER_HTLC) / 1000,
+ commitment_tx_fee - // The commitment transaction fee with two HTLC outputs
+ anchor_outputs_value, // The anchor outputs value in satoshis
}, sent_htlc_timeout_balance.clone()];
if !prev_commitment_tx {
a_expected_balances.push(sent_htlc_balance.clone());
mine_transaction(&nodes[0], &remote_txn[0]);
mine_transaction(&nodes[1], &remote_txn[0]);
- let b_broadcast_txn = nodes[1].tx_broadcaster.txn_broadcasted.lock().unwrap().split_off(0);
+ if anchors {
+ let mut events = nodes[1].chain_monitor.chain_monitor.get_and_clear_pending_events();
+ assert_eq!(events.len(), 1);
+ match events.pop().unwrap() {
+ Event::BumpTransaction(bump_event) => {
+ let mut first_htlc_event = bump_event.clone();
+ if let BumpTransactionEvent::HTLCResolution { ref mut htlc_descriptors, .. } = &mut first_htlc_event {
+ htlc_descriptors.remove(1);
+ } else {
+ panic!("Unexpected event");
+ }
+ let mut second_htlc_event = bump_event;
+ if let BumpTransactionEvent::HTLCResolution { ref mut htlc_descriptors, .. } = &mut second_htlc_event {
+ htlc_descriptors.remove(0);
+ } else {
+ panic!("Unexpected event");
+ }
+ nodes[1].bump_tx_handler.handle_event(&first_htlc_event);
+ nodes[1].bump_tx_handler.handle_event(&second_htlc_event);
+ },
+ _ => panic!("Unexpected event"),
+ }
+ }
+
+ let b_broadcast_txn = nodes[1].tx_broadcaster.txn_broadcast();
assert_eq!(b_broadcast_txn.len(), 2);
// b_broadcast_txn should spend the HTLCs output of the commitment tx for 3_000 and 4_000 sats
- check_spends!(b_broadcast_txn[0], remote_txn[0]);
- check_spends!(b_broadcast_txn[1], remote_txn[0]);
- assert_eq!(b_broadcast_txn[0].input.len(), 1);
- assert_eq!(b_broadcast_txn[1].input.len(), 1);
+ check_spends!(b_broadcast_txn[0], remote_txn[0], coinbase_tx);
+ check_spends!(b_broadcast_txn[1], remote_txn[0], coinbase_tx);
+ assert_eq!(b_broadcast_txn[0].input.len(), if anchors { 2 } else { 1 });
+ assert_eq!(b_broadcast_txn[1].input.len(), if anchors { 2 } else { 1 });
assert_eq!(remote_txn[0].output[b_broadcast_txn[0].input[0].previous_output.vout as usize].value, 3_000);
assert_eq!(remote_txn[0].output[b_broadcast_txn[1].input[0].previous_output.vout as usize].value, 4_000);
// other Balance variants, as close has already happened.
assert!(nodes[0].chain_monitor.chain_monitor.get_and_clear_pending_events().is_empty());
assert!(nodes[1].chain_monitor.chain_monitor.get_and_clear_pending_events().is_empty());
-
+ let commitment_tx_fee = chan_feerate as u64 *
+ (channel::commitment_tx_base_weight(&channel_type_features) + 2 * channel::COMMITMENT_TX_WEIGHT_PER_HTLC) / 1000;
assert_eq!(sorted_vec(vec![Balance::ClaimableAwaitingConfirmations {
- amount_satoshis: 1_000_000 - 3_000 - 4_000 - 1_000 - 3 - chan_feerate *
- (channel::commitment_tx_base_weight(&channel_type_features) + 2 * channel::COMMITMENT_TX_WEIGHT_PER_HTLC) / 1000,
+ amount_satoshis: 1_000_000 - 3_000 - 4_000 - 1_000 - 3 - commitment_tx_fee - anchor_outputs_value,
confirmation_height: nodes[0].best_block_info().1 + ANTI_REORG_DELAY - 1,
}, sent_htlc_balance.clone(), sent_htlc_timeout_balance.clone()]),
sorted_vec(nodes[0].chain_monitor.chain_monitor.get_monitor(funding_outpoint).unwrap().get_claimable_balances()));
}, received_htlc_claiming_balance.clone(), received_htlc_timeout_claiming_balance.clone()]),
sorted_vec(nodes[1].chain_monitor.chain_monitor.get_monitor(funding_outpoint).unwrap().get_claimable_balances()));
- test_spendable_output(&nodes[0], &remote_txn[0]);
+ test_spendable_output(&nodes[0], &remote_txn[0], false);
assert!(nodes[1].chain_monitor.chain_monitor.get_and_clear_pending_events().is_empty());
// After broadcasting the HTLC claim transaction, node A will still consider the HTLC
nodes[0].chain_monitor.chain_monitor.get_monitor(funding_outpoint).unwrap().get_claimable_balances());
expect_payment_failed!(nodes[0], timeout_payment_hash, false);
- test_spendable_output(&nodes[0], &a_broadcast_txn[1]);
+ test_spendable_output(&nodes[0], &a_broadcast_txn[1], false);
// Node B will no longer consider the HTLC "contentious" after the HTLC claim transaction
// confirms, and consider it simply "awaiting confirmations". Note that it has to wait for the
// After reaching the commitment output CSV, we'll get a SpendableOutputs event for it and have
// only the HTLCs claimable on node B.
connect_blocks(&nodes[1], node_b_commitment_claimable - nodes[1].best_block_info().1);
- test_spendable_output(&nodes[1], &remote_txn[0]);
+ test_spendable_output(&nodes[1], &remote_txn[0], anchors);
assert_eq!(sorted_vec(vec![Balance::ClaimableAwaitingConfirmations {
amount_satoshis: 3_000,
// After reaching the claimed HTLC output CSV, we'll get a SpendableOutptus event for it and
// have only one HTLC output left spendable.
connect_blocks(&nodes[1], node_b_htlc_claimable - nodes[1].best_block_info().1);
- test_spendable_output(&nodes[1], &b_broadcast_txn[0]);
+ test_spendable_output(&nodes[1], &b_broadcast_txn[0], anchors);
assert_eq!(vec![received_htlc_timeout_claiming_balance.clone()],
nodes[1].chain_monitor.chain_monitor.get_monitor(funding_outpoint).unwrap().get_claimable_balances());
#[test]
fn test_claim_value_force_close() {
- do_test_claim_value_force_close(true);
- do_test_claim_value_force_close(false);
+ do_test_claim_value_force_close(false, true);
+ do_test_claim_value_force_close(false, false);
+ do_test_claim_value_force_close(true, true);
+ do_test_claim_value_force_close(true, false);
}
-#[test]
-fn test_balances_on_local_commitment_htlcs() {
+fn do_test_balances_on_local_commitment_htlcs(anchors: bool) {
// Previously, when handling the broadcast of a local commitment transactions (with associated
// CSV delays prior to spendability), we incorrectly handled the CSV delays on HTLC
// transactions. This caused us to miss spendable outputs for HTLCs which were awaiting a CSV
// claim by our counterparty).
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 user_config = test_default_channel_config();
+ if anchors {
+ user_config.channel_handshake_config.negotiate_anchors_zero_fee_htlc_tx = true;
+ user_config.manually_accept_inbound_channels = true;
+ }
+ let node_chanmgrs = create_node_chanmgrs(2, &node_cfgs, &[Some(user_config), Some(user_config)]);
let mut nodes = create_network(2, &node_cfgs, &node_chanmgrs);
+ let coinbase_tx = Transaction {
+ version: 2,
+ lock_time: LockTime::ZERO,
+ input: vec![TxIn { ..Default::default() }],
+ output: vec![
+ TxOut {
+ value: Amount::ONE_BTC.to_sat(),
+ script_pubkey: nodes[0].wallet_source.get_change_script().unwrap(),
+ },
+ TxOut {
+ value: Amount::ONE_BTC.to_sat(),
+ script_pubkey: nodes[1].wallet_source.get_change_script().unwrap(),
+ },
+ ],
+ };
+ if anchors {
+ nodes[0].wallet_source.add_utxo(bitcoin::OutPoint { txid: coinbase_tx.txid(), vout: 0 }, coinbase_tx.output[0].value);
+ nodes[1].wallet_source.add_utxo(bitcoin::OutPoint { txid: coinbase_tx.txid(), vout: 1 }, coinbase_tx.output[1].value);
+ }
+
// Create a single channel with two pending HTLCs from nodes[0] to nodes[1], one which nodes[1]
// knows the preimage for, one which it does not.
let (_, _, chan_id, funding_tx) = create_announced_chan_between_nodes_with_value(&nodes, 0, 1, 1_000_000, 0);
let chan_feerate = get_feerate!(nodes[0], nodes[1], chan_id) as u64;
let channel_type_features = get_channel_type_features!(nodes[0], nodes[1], chan_id);
- // Get nodes[0]'s commitment transaction and HTLC-Timeout transactions
- let as_txn = get_local_commitment_txn!(nodes[0], chan_id);
- assert_eq!(as_txn.len(), 3);
- check_spends!(as_txn[1], as_txn[0]);
- check_spends!(as_txn[2], as_txn[0]);
- check_spends!(as_txn[0], funding_tx);
-
// First confirm the commitment transaction on nodes[0], which should leave us with three
// claimable balances.
let node_a_commitment_claimable = nodes[0].best_block_info().1 + BREAKDOWN_TIMEOUT as u32;
- mine_transaction(&nodes[0], &as_txn[0]);
+ nodes[0].node.force_close_broadcasting_latest_txn(&chan_id, &nodes[1].node.get_our_node_id()).unwrap();
check_added_monitors!(nodes[0], 1);
check_closed_broadcast!(nodes[0], true);
- check_closed_event!(nodes[0], 1, ClosureReason::CommitmentTxConfirmed, [nodes[1].node.get_our_node_id()], 1000000);
+ check_closed_event!(nodes[0], 1, ClosureReason::HolderForceClosed, [nodes[1].node.get_our_node_id()], 1000000);
+ let commitment_tx = {
+ let mut txn = nodes[0].tx_broadcaster.unique_txn_broadcast();
+ assert_eq!(txn.len(), 1);
+ let commitment_tx = txn.pop().unwrap();
+ check_spends!(commitment_tx, funding_tx);
+ commitment_tx
+ };
+ let commitment_tx_conf_height_a = block_from_scid(mine_transaction(&nodes[0], &commitment_tx));
+ if nodes[0].connect_style.borrow().updates_best_block_first() {
+ let mut txn = nodes[0].tx_broadcaster.txn_broadcast();
+ assert_eq!(txn.len(), 1);
+ assert_eq!(txn[0].txid(), commitment_tx.txid());
+ }
let htlc_balance_known_preimage = Balance::MaybeTimeoutClaimableHTLC {
amount_satoshis: 10_000,
payment_hash: payment_hash_2,
};
+ let commitment_tx_fee = chan_feerate *
+ (channel::commitment_tx_base_weight(&channel_type_features) + 2 * channel::COMMITMENT_TX_WEIGHT_PER_HTLC) / 1000;
+ let anchor_outputs_value = if anchors { 2 * channel::ANCHOR_OUTPUT_VALUE_SATOSHI } else { 0 };
assert_eq!(sorted_vec(vec![Balance::ClaimableAwaitingConfirmations {
- amount_satoshis: 1_000_000 - 10_000 - 20_000 - chan_feerate *
- (channel::commitment_tx_base_weight(&channel_type_features) + 2 * channel::COMMITMENT_TX_WEIGHT_PER_HTLC) / 1000,
+ amount_satoshis: 1_000_000 - 10_000 - 20_000 - commitment_tx_fee - anchor_outputs_value,
confirmation_height: node_a_commitment_claimable,
}, htlc_balance_known_preimage.clone(), htlc_balance_unknown_preimage.clone()]),
sorted_vec(nodes[0].chain_monitor.chain_monitor.get_monitor(funding_outpoint).unwrap().get_claimable_balances()));
// Get nodes[1]'s HTLC claim tx for the second HTLC
- mine_transaction(&nodes[1], &as_txn[0]);
+ mine_transaction(&nodes[1], &commitment_tx);
check_added_monitors!(nodes[1], 1);
check_closed_broadcast!(nodes[1], true);
check_closed_event!(nodes[1], 1, ClosureReason::CommitmentTxConfirmed, [nodes[0].node.get_our_node_id()], 1000000);
let bs_htlc_claim_txn = nodes[1].tx_broadcaster.txn_broadcasted.lock().unwrap().split_off(0);
assert_eq!(bs_htlc_claim_txn.len(), 1);
- check_spends!(bs_htlc_claim_txn[0], as_txn[0]);
+ check_spends!(bs_htlc_claim_txn[0], commitment_tx);
// Connect blocks until the HTLCs expire, allowing us to (validly) broadcast the HTLC-Timeout
// transaction.
- connect_blocks(&nodes[0], TEST_FINAL_CLTV - 1);
+ connect_blocks(&nodes[0], TEST_FINAL_CLTV);
assert_eq!(sorted_vec(vec![Balance::ClaimableAwaitingConfirmations {
- amount_satoshis: 1_000_000 - 10_000 - 20_000 - chan_feerate *
- (channel::commitment_tx_base_weight(&channel_type_features) + 2 * channel::COMMITMENT_TX_WEIGHT_PER_HTLC) / 1000,
+ amount_satoshis: 1_000_000 - 10_000 - 20_000 - commitment_tx_fee - anchor_outputs_value,
confirmation_height: node_a_commitment_claimable,
}, htlc_balance_known_preimage.clone(), htlc_balance_unknown_preimage.clone()]),
sorted_vec(nodes[0].chain_monitor.chain_monitor.get_monitor(funding_outpoint).unwrap().get_claimable_balances()));
- assert_eq!(as_txn[1].lock_time.0, nodes[0].best_block_info().1 + 1); // as_txn[1] can be included in the next block
+ if anchors {
+ handle_bump_htlc_event(&nodes[0], 2);
+ }
+ let timeout_htlc_txn = nodes[0].tx_broadcaster.unique_txn_broadcast();
+ assert_eq!(timeout_htlc_txn.len(), 2);
+ check_spends!(timeout_htlc_txn[0], commitment_tx, coinbase_tx);
+ check_spends!(timeout_htlc_txn[1], commitment_tx, coinbase_tx);
// Now confirm nodes[0]'s HTLC-Timeout transaction, which changes the claimable balance to an
// "awaiting confirmations" one.
let node_a_htlc_claimable = nodes[0].best_block_info().1 + BREAKDOWN_TIMEOUT as u32;
- mine_transaction(&nodes[0], &as_txn[1]);
+ mine_transaction(&nodes[0], &timeout_htlc_txn[0]);
// Note that prior to the fix in the commit which introduced this test, this (and the next
// balance) check failed. With this check removed, the code panicked in the `connect_blocks`
// call, as described, two hunks down.
assert_eq!(sorted_vec(vec![Balance::ClaimableAwaitingConfirmations {
- amount_satoshis: 1_000_000 - 10_000 - 20_000 - chan_feerate *
- (channel::commitment_tx_base_weight(&channel_type_features) + 2 * channel::COMMITMENT_TX_WEIGHT_PER_HTLC) / 1000,
+ amount_satoshis: 1_000_000 - 10_000 - 20_000 - commitment_tx_fee - anchor_outputs_value,
confirmation_height: node_a_commitment_claimable,
}, Balance::ClaimableAwaitingConfirmations {
amount_satoshis: 10_000,
mine_transaction(&nodes[0], &bs_htlc_claim_txn[0]);
expect_payment_sent(&nodes[0], payment_preimage_2, None, true, false);
assert_eq!(sorted_vec(vec![Balance::ClaimableAwaitingConfirmations {
- amount_satoshis: 1_000_000 - 10_000 - 20_000 - chan_feerate *
- (channel::commitment_tx_base_weight(&channel_type_features) + 2 * channel::COMMITMENT_TX_WEIGHT_PER_HTLC) / 1000,
+ amount_satoshis: 1_000_000 - 10_000 - 20_000 - commitment_tx_fee - anchor_outputs_value,
confirmation_height: node_a_commitment_claimable,
}, Balance::ClaimableAwaitingConfirmations {
amount_satoshis: 10_000,
expect_payment_failed!(nodes[0], payment_hash, false);
assert_eq!(sorted_vec(vec![Balance::ClaimableAwaitingConfirmations {
- amount_satoshis: 1_000_000 - 10_000 - 20_000 - chan_feerate *
- (channel::commitment_tx_base_weight(&channel_type_features) + 2 * channel::COMMITMENT_TX_WEIGHT_PER_HTLC) / 1000,
+ amount_satoshis: 1_000_000 - 10_000 - 20_000 - commitment_tx_fee - anchor_outputs_value,
confirmation_height: node_a_commitment_claimable,
}, Balance::ClaimableAwaitingConfirmations {
amount_satoshis: 10_000,
// Connect blocks until the commitment transaction's CSV expires, providing us the relevant
// `SpendableOutputs` event and removing the claimable balance entry.
- connect_blocks(&nodes[0], node_a_commitment_claimable - nodes[0].best_block_info().1);
+ connect_blocks(&nodes[0], node_a_commitment_claimable - nodes[0].best_block_info().1 - 1);
+ assert!(get_monitor!(nodes[0], chan_id)
+ .get_spendable_outputs(&commitment_tx, commitment_tx_conf_height_a).is_empty());
+ connect_blocks(&nodes[0], 1);
assert_eq!(vec![Balance::ClaimableAwaitingConfirmations {
amount_satoshis: 10_000,
confirmation_height: node_a_htlc_claimable,
}],
nodes[0].chain_monitor.chain_monitor.get_monitor(funding_outpoint).unwrap().get_claimable_balances());
- test_spendable_output(&nodes[0], &as_txn[0]);
+ let to_self_spendable_output = test_spendable_output(&nodes[0], &commitment_tx, false);
+ assert_eq!(
+ get_monitor!(nodes[0], chan_id).get_spendable_outputs(&commitment_tx, commitment_tx_conf_height_a),
+ to_self_spendable_output
+ );
// Connect blocks until the HTLC-Timeout's CSV expires, providing us the relevant
// `SpendableOutputs` event and removing the claimable balance entry.
connect_blocks(&nodes[0], node_a_htlc_claimable - nodes[0].best_block_info().1);
assert!(nodes[0].chain_monitor.chain_monitor.get_monitor(funding_outpoint).unwrap().get_claimable_balances().is_empty());
- test_spendable_output(&nodes[0], &as_txn[1]);
+ test_spendable_output(&nodes[0], &timeout_htlc_txn[0], false);
// Ensure that even if we connect more blocks, potentially replaying the entire chain if we're
// using `ConnectStyle::HighlyRedundantTransactionsFirstSkippingBlocks`, we don't get new
assert!(nodes[0].chain_monitor.chain_monitor.get_monitor(funding_outpoint).unwrap().get_claimable_balances().is_empty());
}
+#[test]
+fn test_balances_on_local_commitment_htlcs() {
+ do_test_balances_on_local_commitment_htlcs(false);
+ do_test_balances_on_local_commitment_htlcs(true);
+}
+
#[test]
fn test_no_preimage_inbound_htlc_balances() {
// Tests that MaybePreimageClaimableHTLC are generated for inbound HTLCs for which we do not
// For node B, we'll get the non-HTLC funds claimable after ANTI_REORG_DELAY confirmations
connect_blocks(&nodes[1], ANTI_REORG_DELAY - 1);
- test_spendable_output(&nodes[1], &as_txn[0]);
+ test_spendable_output(&nodes[1], &as_txn[0], false);
bs_pre_spend_claims.retain(|e| if let Balance::ClaimableAwaitingConfirmations { .. } = e { false } else { true });
// The next few blocks for B look the same as for A, though for the opposite HTLC
confirmation_height: core::cmp::max(as_timeout_claimable_height, htlc_cltv_timeout),
}],
nodes[0].chain_monitor.chain_monitor.get_monitor(funding_outpoint).unwrap().get_claimable_balances());
- test_spendable_output(&nodes[0], &as_txn[0]);
+ test_spendable_output(&nodes[0], &as_txn[0], false);
connect_blocks(&nodes[0], as_timeout_claimable_height - nodes[0].best_block_info().1);
assert!(nodes[0].chain_monitor.chain_monitor.get_monitor(funding_outpoint).unwrap().get_claimable_balances().is_empty());
- test_spendable_output(&nodes[0], &as_htlc_timeout_claim[0]);
+ test_spendable_output(&nodes[0], &as_htlc_timeout_claim[0], false);
// The process for B should be completely identical as well, noting that the non-HTLC-balance
// was already claimed.
assert_eq!(vec![b_received_htlc_balance.clone()],
nodes[1].chain_monitor.chain_monitor.get_monitor(funding_outpoint).unwrap().get_claimable_balances());
- test_spendable_output(&nodes[1], &bs_htlc_timeout_claim[0]);
+ test_spendable_output(&nodes[1], &bs_htlc_timeout_claim[0], false);
connect_blocks(&nodes[1], 1);
assert!(nodes[1].chain_monitor.chain_monitor.get_monitor(funding_outpoint).unwrap().get_claimable_balances().is_empty());
v
}
-fn do_test_revoked_counterparty_commitment_balances(confirm_htlc_spend_first: bool) {
+fn do_test_revoked_counterparty_commitment_balances(anchors: bool, confirm_htlc_spend_first: bool) {
// Tests `get_claimable_balances` for revoked counterparty commitment transactions.
let mut chanmon_cfgs = create_chanmon_cfgs(2);
// We broadcast a second-to-latest commitment transaction, without providing the revocation
// transaction which, from the point of view of our keys_manager, is revoked.
chanmon_cfgs[1].keys_manager.disable_revocation_policy_check = true;
let node_cfgs = create_node_cfgs(2, &chanmon_cfgs);
- let node_chanmgrs = create_node_chanmgrs(2, &node_cfgs, &[None, None]);
+ let mut user_config = test_default_channel_config();
+ if anchors {
+ user_config.channel_handshake_config.negotiate_anchors_zero_fee_htlc_tx = true;
+ user_config.manually_accept_inbound_channels = true;
+ }
+ let node_chanmgrs = create_node_chanmgrs(2, &node_cfgs, &[Some(user_config), Some(user_config)]);
let nodes = create_network(2, &node_cfgs, &node_chanmgrs);
let (_, _, chan_id, funding_tx) =
create_announced_chan_between_nodes_with_value(&nodes, 0, 1, 1_000_000, 100_000_000);
let funding_outpoint = OutPoint { txid: funding_tx.txid(), index: 0 };
- assert_eq!(funding_outpoint.to_channel_id(), chan_id);
+ assert_eq!(ChannelId::v1_from_funding_outpoint(funding_outpoint), chan_id);
// We create five HTLCs for B to claim against A's revoked commitment transaction:
//
assert!(failed_payments.is_empty());
if let Event::PendingHTLCsForwardable { .. } = events[0] {} else { panic!(); }
match &events[1] {
- Event::ChannelClosed { reason: ClosureReason::HolderForceClosed, .. } => {},
+ Event::ChannelClosed { reason: ClosureReason::HTLCsTimedOut, .. } => {},
_ => panic!(),
}
connect_blocks(&nodes[1], htlc_cltv_timeout + 1 - 10);
check_closed_broadcast!(nodes[1], true);
check_added_monitors!(nodes[1], 1);
- check_closed_event!(nodes[1], 1, ClosureReason::HolderForceClosed, [nodes[0].node.get_our_node_id()], 1000000);
+ check_closed_event!(nodes[1], 1, ClosureReason::HTLCsTimedOut, [nodes[0].node.get_our_node_id()], 1000000);
// Prior to channel closure, B considers the preimage HTLC as its own, and otherwise only
// lists the two on-chain timeout-able HTLCs as claimable balances.
claim_txn.sort_unstable_by_key(|tx| tx.output.iter().map(|output| output.value).sum::<u64>());
// The following constants were determined experimentally
- const BS_TO_SELF_CLAIM_EXP_WEIGHT: usize = 483;
- const OUTBOUND_HTLC_CLAIM_EXP_WEIGHT: usize = 571;
- const INBOUND_HTLC_CLAIM_EXP_WEIGHT: usize = 578;
+ const BS_TO_SELF_CLAIM_EXP_WEIGHT: u64 = 483;
+ let outbound_htlc_claim_exp_weight: u64 = if anchors { 574 } else { 571 };
+ let inbound_htlc_claim_exp_weight: u64 = if anchors { 582 } else { 578 };
// Check that the weight is close to the expected weight. Note that signature sizes vary
// somewhat so it may not always be exact.
- fuzzy_assert_eq(claim_txn[0].weight(), OUTBOUND_HTLC_CLAIM_EXP_WEIGHT);
- fuzzy_assert_eq(claim_txn[1].weight(), INBOUND_HTLC_CLAIM_EXP_WEIGHT);
- fuzzy_assert_eq(claim_txn[2].weight(), INBOUND_HTLC_CLAIM_EXP_WEIGHT);
- fuzzy_assert_eq(claim_txn[3].weight(), BS_TO_SELF_CLAIM_EXP_WEIGHT);
+ fuzzy_assert_eq(claim_txn[0].weight().to_wu(), outbound_htlc_claim_exp_weight);
+ fuzzy_assert_eq(claim_txn[1].weight().to_wu(), inbound_htlc_claim_exp_weight);
+ fuzzy_assert_eq(claim_txn[2].weight().to_wu(), inbound_htlc_claim_exp_weight);
+ fuzzy_assert_eq(claim_txn[3].weight().to_wu(), BS_TO_SELF_CLAIM_EXP_WEIGHT);
+
+ let commitment_tx_fee = chan_feerate *
+ (channel::commitment_tx_base_weight(&channel_type_features) + 3 * channel::COMMITMENT_TX_WEIGHT_PER_HTLC) / 1000;
+ let anchor_outputs_value = if anchors { channel::ANCHOR_OUTPUT_VALUE_SATOSHI * 2 } else { 0 };
+ let inbound_htlc_claim_fee = chan_feerate * inbound_htlc_claim_exp_weight / 1000;
+ let outbound_htlc_claim_fee = chan_feerate * outbound_htlc_claim_exp_weight / 1000;
+ let to_self_claim_fee = chan_feerate * claim_txn[3].weight().to_wu() / 1000;
// The expected balance for the next three checks, with the largest-HTLC and to_self output
// claim balances separated out.
}];
let to_self_unclaimed_balance = Balance::CounterpartyRevokedOutputClaimable {
- amount_satoshis: 1_000_000 - 100_000 - 3_000 - chan_feerate *
- (channel::commitment_tx_base_weight(&channel_type_features) + 3 * channel::COMMITMENT_TX_WEIGHT_PER_HTLC) / 1000,
+ amount_satoshis: 1_000_000 - 100_000 - 3_000 - commitment_tx_fee - anchor_outputs_value,
};
let to_self_claimed_avail_height;
let largest_htlc_unclaimed_balance = Balance::CounterpartyRevokedOutputClaimable {
}
let largest_htlc_claimed_balance = Balance::ClaimableAwaitingConfirmations {
- amount_satoshis: 5_000 - chan_feerate * INBOUND_HTLC_CLAIM_EXP_WEIGHT as u64 / 1000,
+ amount_satoshis: 5_000 - inbound_htlc_claim_fee,
confirmation_height: largest_htlc_claimed_avail_height,
};
let to_self_claimed_balance = Balance::ClaimableAwaitingConfirmations {
- amount_satoshis: 1_000_000 - 100_000 - 3_000 - chan_feerate *
- (channel::commitment_tx_base_weight(&channel_type_features) + 3 * channel::COMMITMENT_TX_WEIGHT_PER_HTLC) / 1000
- - chan_feerate * claim_txn[3].weight() as u64 / 1000,
+ amount_satoshis: 1_000_000 - 100_000 - 3_000 - commitment_tx_fee - anchor_outputs_value - to_self_claim_fee,
confirmation_height: to_self_claimed_avail_height,
};
amount_satoshis: 100_000 - 5_000 - 4_000 - 3,
confirmation_height: nodes[1].best_block_info().1 + 1,
}, Balance::ClaimableAwaitingConfirmations {
- amount_satoshis: 1_000_000 - 100_000 - 3_000 - chan_feerate *
- (channel::commitment_tx_base_weight(&channel_type_features) + 3 * channel::COMMITMENT_TX_WEIGHT_PER_HTLC) / 1000
- - chan_feerate * claim_txn[3].weight() as u64 / 1000,
+ amount_satoshis: 1_000_000 - 100_000 - 3_000 - commitment_tx_fee - anchor_outputs_value - to_self_claim_fee,
confirmation_height: to_self_claimed_avail_height,
}, Balance::ClaimableAwaitingConfirmations {
- amount_satoshis: 3_000 - chan_feerate * OUTBOUND_HTLC_CLAIM_EXP_WEIGHT as u64 / 1000,
+ amount_satoshis: 3_000 - outbound_htlc_claim_fee,
confirmation_height: nodes[1].best_block_info().1 + 4,
}, Balance::ClaimableAwaitingConfirmations {
- amount_satoshis: 4_000 - chan_feerate * INBOUND_HTLC_CLAIM_EXP_WEIGHT as u64 / 1000,
+ amount_satoshis: 4_000 - inbound_htlc_claim_fee,
confirmation_height: nodes[1].best_block_info().1 + 5,
}, Balance::ClaimableAwaitingConfirmations {
- amount_satoshis: 5_000 - chan_feerate * INBOUND_HTLC_CLAIM_EXP_WEIGHT as u64 / 1000,
+ amount_satoshis: 5_000 - inbound_htlc_claim_fee,
confirmation_height: largest_htlc_claimed_avail_height,
}]),
sorted_vec(nodes[1].chain_monitor.chain_monitor.get_monitor(funding_outpoint).unwrap().get_claimable_balances()));
connect_blocks(&nodes[1], 1);
- test_spendable_output(&nodes[1], &as_revoked_txn[0]);
+ test_spendable_output(&nodes[1], &as_revoked_txn[0], false);
let mut payment_failed_events = nodes[1].node.get_and_clear_pending_events();
expect_payment_failed_conditions_event(payment_failed_events[..2].to_vec(),
dust_payment_hash, false, PaymentFailedConditions::new());
connect_blocks(&nodes[1], 1);
- test_spendable_output(&nodes[1], &claim_txn[if confirm_htlc_spend_first { 2 } else { 3 }]);
+ test_spendable_output(&nodes[1], &claim_txn[if confirm_htlc_spend_first { 2 } else { 3 }], false);
connect_blocks(&nodes[1], 1);
- test_spendable_output(&nodes[1], &claim_txn[if confirm_htlc_spend_first { 3 } else { 2 }]);
+ test_spendable_output(&nodes[1], &claim_txn[if confirm_htlc_spend_first { 3 } else { 2 }], false);
expect_payment_failed!(nodes[1], live_payment_hash, false);
connect_blocks(&nodes[1], 1);
- test_spendable_output(&nodes[1], &claim_txn[0]);
+ test_spendable_output(&nodes[1], &claim_txn[0], false);
connect_blocks(&nodes[1], 1);
- test_spendable_output(&nodes[1], &claim_txn[1]);
+ test_spendable_output(&nodes[1], &claim_txn[1], false);
expect_payment_failed!(nodes[1], timeout_payment_hash, false);
assert_eq!(nodes[1].chain_monitor.chain_monitor.get_monitor(funding_outpoint).unwrap().get_claimable_balances(), Vec::new());
#[test]
fn test_revoked_counterparty_commitment_balances() {
- do_test_revoked_counterparty_commitment_balances(true);
- do_test_revoked_counterparty_commitment_balances(false);
+ do_test_revoked_counterparty_commitment_balances(false, true);
+ do_test_revoked_counterparty_commitment_balances(false, false);
+ do_test_revoked_counterparty_commitment_balances(true, true);
+ do_test_revoked_counterparty_commitment_balances(true, false);
}
-#[test]
-fn test_revoked_counterparty_htlc_tx_balances() {
+fn do_test_revoked_counterparty_htlc_tx_balances(anchors: bool) {
// Tests `get_claimable_balances` for revocation spends of HTLC transactions.
let mut chanmon_cfgs = create_chanmon_cfgs(2);
chanmon_cfgs[1].keys_manager.disable_revocation_policy_check = true;
let node_cfgs = create_node_cfgs(2, &chanmon_cfgs);
- let node_chanmgrs = create_node_chanmgrs(2, &node_cfgs, &[None, None]);
+ let mut user_config = test_default_channel_config();
+ if anchors {
+ user_config.channel_handshake_config.negotiate_anchors_zero_fee_htlc_tx = true;
+ user_config.manually_accept_inbound_channels = true;
+ }
+ let node_chanmgrs = create_node_chanmgrs(2, &node_cfgs, &[Some(user_config), Some(user_config)]);
let nodes = create_network(2, &node_cfgs, &node_chanmgrs);
+ let coinbase_tx = Transaction {
+ version: 2,
+ lock_time: LockTime::ZERO,
+ input: vec![TxIn { ..Default::default() }],
+ output: vec![
+ TxOut {
+ value: Amount::ONE_BTC.to_sat(),
+ script_pubkey: nodes[0].wallet_source.get_change_script().unwrap(),
+ },
+ TxOut {
+ value: Amount::ONE_BTC.to_sat(),
+ script_pubkey: nodes[1].wallet_source.get_change_script().unwrap(),
+ },
+ ],
+ };
+ if anchors {
+ nodes[0].wallet_source.add_utxo(bitcoin::OutPoint { txid: coinbase_tx.txid(), vout: 0 }, coinbase_tx.output[0].value);
+ nodes[1].wallet_source.add_utxo(bitcoin::OutPoint { txid: coinbase_tx.txid(), vout: 1 }, coinbase_tx.output[1].value);
+ }
+
// Create some initial channels
let (_, _, chan_id, funding_tx) =
- create_announced_chan_between_nodes_with_value(&nodes, 0, 1, 1_000_000, 11_000_000);
+ create_announced_chan_between_nodes_with_value(&nodes, 0, 1, 1_000_000, 12_000_000);
let funding_outpoint = OutPoint { txid: funding_tx.txid(), index: 0 };
- assert_eq!(funding_outpoint.to_channel_id(), chan_id);
+ assert_eq!(ChannelId::v1_from_funding_outpoint(funding_outpoint), chan_id);
let payment_preimage = route_payment(&nodes[0], &[&nodes[1]], 3_000_000).0;
let failed_payment_hash = route_payment(&nodes[1], &[&nodes[0]], 1_000_000).1;
let revoked_local_txn = get_local_commitment_txn!(nodes[1], chan_id);
assert_eq!(revoked_local_txn[0].input.len(), 1);
assert_eq!(revoked_local_txn[0].input[0].previous_output.txid, funding_tx.txid());
+ if anchors {
+ assert_eq!(revoked_local_txn[0].output[4].value, 11000); // to_self output
+ } else {
+ assert_eq!(revoked_local_txn[0].output[2].value, 11000); // to_self output
+ }
- // The to-be-revoked commitment tx should have two HTLCs and an output for both sides
- assert_eq!(revoked_local_txn[0].output.len(), 4);
+ // The to-be-revoked commitment tx should have two HTLCs, an output for each side, and an
+ // anchor output for each side if enabled.
+ assert_eq!(revoked_local_txn[0].output.len(), if anchors { 6 } else { 4 });
claim_payment(&nodes[0], &[&nodes[1]], payment_preimage);
check_closed_broadcast!(nodes[1], true);
check_added_monitors!(nodes[1], 1);
check_closed_event!(nodes[1], 1, ClosureReason::CommitmentTxConfirmed, [nodes[0].node.get_our_node_id()], 1000000);
+ if anchors {
+ handle_bump_htlc_event(&nodes[1], 1);
+ }
let revoked_htlc_success = {
let mut txn = nodes[1].tx_broadcaster.txn_broadcast();
assert_eq!(txn.len(), 1);
- assert_eq!(txn[0].input.len(), 1);
- assert_eq!(txn[0].input[0].witness.last().unwrap().len(), ACCEPTED_HTLC_SCRIPT_WEIGHT);
- check_spends!(txn[0], revoked_local_txn[0]);
+ assert_eq!(txn[0].input.len(), if anchors { 2 } else { 1 });
+ assert_eq!(txn[0].input[0].previous_output.vout, if anchors { 3 } else { 1 });
+ assert_eq!(txn[0].input[0].witness.last().unwrap().len(),
+ if anchors { ACCEPTED_HTLC_SCRIPT_WEIGHT_ANCHORS } else { ACCEPTED_HTLC_SCRIPT_WEIGHT });
+ check_spends!(txn[0], revoked_local_txn[0], coinbase_tx);
txn.pop().unwrap()
};
+ let revoked_htlc_success_fee = chan_feerate * revoked_htlc_success.weight().to_wu() / 1000;
connect_blocks(&nodes[1], TEST_FINAL_CLTV);
+ if anchors {
+ handle_bump_htlc_event(&nodes[1], 2);
+ }
let revoked_htlc_timeout = {
let mut txn = nodes[1].tx_broadcaster.unique_txn_broadcast();
assert_eq!(txn.len(), 2);
txn.remove(0)
}
};
- check_spends!(revoked_htlc_timeout, revoked_local_txn[0]);
+ check_spends!(revoked_htlc_timeout, revoked_local_txn[0], coinbase_tx);
assert_ne!(revoked_htlc_success.input[0].previous_output, revoked_htlc_timeout.input[0].previous_output);
- assert_eq!(revoked_htlc_success.lock_time.0, 0);
- assert_ne!(revoked_htlc_timeout.lock_time.0, 0);
+ assert_eq!(revoked_htlc_success.lock_time, LockTime::ZERO);
+ assert_ne!(revoked_htlc_timeout.lock_time, LockTime::ZERO);
// A will generate justice tx from B's revoked commitment/HTLC tx
mine_transaction(&nodes[0], &revoked_local_txn[0]);
check_closed_event!(nodes[0], 1, ClosureReason::CommitmentTxConfirmed, [nodes[1].node.get_our_node_id()], 1000000);
let to_remote_conf_height = nodes[0].best_block_info().1 + ANTI_REORG_DELAY - 1;
- let as_commitment_claim_txn = nodes[0].tx_broadcaster.txn_broadcasted.lock().unwrap().split_off(0);
- assert_eq!(as_commitment_claim_txn.len(), 1);
- check_spends!(as_commitment_claim_txn[0], revoked_local_txn[0]);
+ let revoked_to_self_claim = {
+ let mut as_commitment_claim_txn = nodes[0].tx_broadcaster.txn_broadcast();
+ assert_eq!(as_commitment_claim_txn.len(), if anchors { 2 } else { 1 });
+ if anchors {
+ assert_eq!(as_commitment_claim_txn[0].input.len(), 1);
+ assert_eq!(as_commitment_claim_txn[0].input[0].previous_output.vout, 4); // Separate to_remote claim
+ check_spends!(as_commitment_claim_txn[0], revoked_local_txn[0]);
+ assert_eq!(as_commitment_claim_txn[1].input.len(), 2);
+ assert_eq!(as_commitment_claim_txn[1].input[0].previous_output.vout, 2);
+ assert_eq!(as_commitment_claim_txn[1].input[1].previous_output.vout, 3);
+ check_spends!(as_commitment_claim_txn[1], revoked_local_txn[0]);
+ Some(as_commitment_claim_txn.remove(0))
+ } else {
+ assert_eq!(as_commitment_claim_txn[0].input.len(), 3);
+ assert_eq!(as_commitment_claim_txn[0].input[0].previous_output.vout, 2);
+ assert_eq!(as_commitment_claim_txn[0].input[1].previous_output.vout, 0);
+ assert_eq!(as_commitment_claim_txn[0].input[2].previous_output.vout, 1);
+ check_spends!(as_commitment_claim_txn[0], revoked_local_txn[0]);
+ None
+ }
+ };
// The next two checks have the same balance set for A - even though we confirm a revoked HTLC
// transaction our balance tracking doesn't use the on-chain value so the
// `CounterpartyRevokedOutputClaimable` entry doesn't change.
+ let commitment_tx_fee = chan_feerate *
+ (channel::commitment_tx_base_weight(&channel_type_features) + 2 * channel::COMMITMENT_TX_WEIGHT_PER_HTLC) / 1000;
+ let anchor_outputs_value = if anchors { channel::ANCHOR_OUTPUT_VALUE_SATOSHI * 2 } else { 0 };
let as_balances = sorted_vec(vec![Balance::ClaimableAwaitingConfirmations {
// to_remote output in B's revoked commitment
- amount_satoshis: 1_000_000 - 11_000 - 3_000 - chan_feerate *
- (channel::commitment_tx_base_weight(&channel_type_features) + 2 * channel::COMMITMENT_TX_WEIGHT_PER_HTLC) / 1000,
+ amount_satoshis: 1_000_000 - 12_000 - 3_000 - commitment_tx_fee - anchor_outputs_value,
confirmation_height: to_remote_conf_height,
}, Balance::CounterpartyRevokedOutputClaimable {
// to_self output in B's revoked commitment
- amount_satoshis: 10_000,
+ amount_satoshis: 11_000,
}, Balance::CounterpartyRevokedOutputClaimable { // HTLC 1
amount_satoshis: 3_000,
}, Balance::CounterpartyRevokedOutputClaimable { // HTLC 2
mine_transaction(&nodes[0], &revoked_htlc_success);
let as_htlc_claim_tx = nodes[0].tx_broadcaster.txn_broadcasted.lock().unwrap().split_off(0);
assert_eq!(as_htlc_claim_tx.len(), 2);
+ assert_eq!(as_htlc_claim_tx[0].input.len(), 1);
check_spends!(as_htlc_claim_tx[0], revoked_htlc_success);
- check_spends!(as_htlc_claim_tx[1], revoked_local_txn[0]); // A has to generate a new claim for the remaining revoked
- // outputs (which no longer includes the spent HTLC output)
+ // A has to generate a new claim for the remaining revoked outputs (which no longer includes the
+ // spent HTLC output)
+ assert_eq!(as_htlc_claim_tx[1].input.len(), if anchors { 1 } else { 2 });
+ assert_eq!(as_htlc_claim_tx[1].input[0].previous_output.vout, 2);
+ if !anchors {
+ assert_eq!(as_htlc_claim_tx[1].input[1].previous_output.vout, 0);
+ }
+ check_spends!(as_htlc_claim_tx[1], revoked_local_txn[0]);
assert_eq!(as_balances,
sorted_vec(nodes[0].chain_monitor.chain_monitor.get_monitor(funding_outpoint).unwrap().get_claimable_balances()));
assert_eq!(as_htlc_claim_tx[0].output.len(), 1);
- fuzzy_assert_eq(as_htlc_claim_tx[0].output[0].value,
- 3_000 - chan_feerate * (revoked_htlc_success.weight() + as_htlc_claim_tx[0].weight()) as u64 / 1000);
+ let as_revoked_htlc_success_claim_fee = chan_feerate * as_htlc_claim_tx[0].weight().to_wu() / 1000;
+ if anchors {
+ // With anchors, B can pay for revoked_htlc_success's fee with additional inputs, rather
+ // than with the HTLC itself.
+ fuzzy_assert_eq(as_htlc_claim_tx[0].output[0].value,
+ 3_000 - as_revoked_htlc_success_claim_fee);
+ } else {
+ fuzzy_assert_eq(as_htlc_claim_tx[0].output[0].value,
+ 3_000 - revoked_htlc_success_fee - as_revoked_htlc_success_claim_fee);
+ }
mine_transaction(&nodes[0], &as_htlc_claim_tx[0]);
assert_eq!(sorted_vec(vec![Balance::ClaimableAwaitingConfirmations {
// to_remote output in B's revoked commitment
- amount_satoshis: 1_000_000 - 11_000 - 3_000 - chan_feerate *
- (channel::commitment_tx_base_weight(&channel_type_features) + 2 * channel::COMMITMENT_TX_WEIGHT_PER_HTLC) / 1000,
+ amount_satoshis: 1_000_000 - 12_000 - 3_000 - commitment_tx_fee - anchor_outputs_value,
confirmation_height: to_remote_conf_height,
}, Balance::CounterpartyRevokedOutputClaimable {
// to_self output in B's revoked commitment
- amount_satoshis: 10_000,
+ amount_satoshis: 11_000,
}, Balance::CounterpartyRevokedOutputClaimable { // HTLC 2
amount_satoshis: 1_000,
}, Balance::ClaimableAwaitingConfirmations {
sorted_vec(nodes[0].chain_monitor.chain_monitor.get_monitor(funding_outpoint).unwrap().get_claimable_balances()));
connect_blocks(&nodes[0], ANTI_REORG_DELAY - 3);
- test_spendable_output(&nodes[0], &revoked_local_txn[0]);
+ test_spendable_output(&nodes[0], &revoked_local_txn[0], false);
assert_eq!(sorted_vec(vec![Balance::CounterpartyRevokedOutputClaimable {
// to_self output to B
- amount_satoshis: 10_000,
+ amount_satoshis: 11_000,
}, Balance::CounterpartyRevokedOutputClaimable { // HTLC 2
amount_satoshis: 1_000,
}, Balance::ClaimableAwaitingConfirmations {
sorted_vec(nodes[0].chain_monitor.chain_monitor.get_monitor(funding_outpoint).unwrap().get_claimable_balances()));
connect_blocks(&nodes[0], 2);
- test_spendable_output(&nodes[0], &as_htlc_claim_tx[0]);
+ test_spendable_output(&nodes[0], &as_htlc_claim_tx[0], false);
assert_eq!(sorted_vec(vec![Balance::CounterpartyRevokedOutputClaimable {
// to_self output in B's revoked commitment
- amount_satoshis: 10_000,
+ amount_satoshis: 11_000,
}, Balance::CounterpartyRevokedOutputClaimable { // HTLC 2
amount_satoshis: 1_000,
}]),
sorted_vec(nodes[0].chain_monitor.chain_monitor.get_monitor(funding_outpoint).unwrap().get_claimable_balances()));
- connect_blocks(&nodes[0], revoked_htlc_timeout.lock_time.0 - nodes[0].best_block_info().1);
+ connect_blocks(&nodes[0], revoked_htlc_timeout.lock_time.to_consensus_u32() - nodes[0].best_block_info().1);
expect_pending_htlcs_forwardable_and_htlc_handling_failed_ignore!(&nodes[0],
[HTLCDestination::FailedPayment { payment_hash: failed_payment_hash }]);
// As time goes on A may split its revocation claim transaction into multiple.
}
mine_transaction(&nodes[0], &revoked_htlc_timeout);
- let as_second_htlc_claim_tx = nodes[0].tx_broadcaster.txn_broadcasted.lock().unwrap().split_off(0);
- assert_eq!(as_second_htlc_claim_tx.len(), 2);
-
- check_spends!(as_second_htlc_claim_tx[0], revoked_htlc_timeout);
- check_spends!(as_second_htlc_claim_tx[1], revoked_local_txn[0]);
+ let (revoked_htlc_timeout_claim, revoked_to_self_claim) = {
+ let mut as_second_htlc_claim_tx = nodes[0].tx_broadcaster.txn_broadcast();
+ assert_eq!(as_second_htlc_claim_tx.len(), if anchors { 1 } else { 2 });
+ if anchors {
+ assert_eq!(as_second_htlc_claim_tx[0].input.len(), 1);
+ assert_eq!(as_second_htlc_claim_tx[0].input[0].previous_output.vout, 0);
+ check_spends!(as_second_htlc_claim_tx[0], revoked_htlc_timeout);
+ (as_second_htlc_claim_tx.remove(0), revoked_to_self_claim.unwrap())
+ } else {
+ assert_eq!(as_second_htlc_claim_tx[0].input.len(), 1);
+ assert_eq!(as_second_htlc_claim_tx[0].input[0].previous_output.vout, 0);
+ check_spends!(as_second_htlc_claim_tx[0], revoked_htlc_timeout);
+ assert_eq!(as_second_htlc_claim_tx[1].input.len(), 1);
+ assert_eq!(as_second_htlc_claim_tx[1].input[0].previous_output.vout, 2);
+ check_spends!(as_second_htlc_claim_tx[1], revoked_local_txn[0]);
+ (as_second_htlc_claim_tx.remove(0), as_second_htlc_claim_tx.remove(0))
+ }
+ };
// Connect blocks to finalize the HTLC resolution with the HTLC-Timeout transaction. In a
// previous iteration of the revoked balance handling this would result in us "forgetting" that
connect_blocks(&nodes[0], ANTI_REORG_DELAY - 1);
assert_eq!(sorted_vec(vec![Balance::CounterpartyRevokedOutputClaimable {
// to_self output in B's revoked commitment
- amount_satoshis: 10_000,
+ amount_satoshis: 11_000,
}, Balance::CounterpartyRevokedOutputClaimable { // HTLC 2
amount_satoshis: 1_000,
}]),
sorted_vec(nodes[0].chain_monitor.chain_monitor.get_monitor(funding_outpoint).unwrap().get_claimable_balances()));
- mine_transaction(&nodes[0], &as_second_htlc_claim_tx[0]);
+ mine_transaction(&nodes[0], &revoked_htlc_timeout_claim);
assert_eq!(sorted_vec(vec![Balance::CounterpartyRevokedOutputClaimable {
// to_self output in B's revoked commitment
- amount_satoshis: 10_000,
+ amount_satoshis: 11_000,
}, Balance::ClaimableAwaitingConfirmations {
- amount_satoshis: as_second_htlc_claim_tx[0].output[0].value,
+ amount_satoshis: revoked_htlc_timeout_claim.output[0].value,
confirmation_height: nodes[0].best_block_info().1 + ANTI_REORG_DELAY - 1,
}]),
sorted_vec(nodes[0].chain_monitor.chain_monitor.get_monitor(funding_outpoint).unwrap().get_claimable_balances()));
- mine_transaction(&nodes[0], &as_second_htlc_claim_tx[1]);
+ mine_transaction(&nodes[0], &revoked_to_self_claim);
assert_eq!(sorted_vec(vec![Balance::ClaimableAwaitingConfirmations {
// to_self output in B's revoked commitment
- amount_satoshis: as_second_htlc_claim_tx[1].output[0].value,
+ amount_satoshis: revoked_to_self_claim.output[0].value,
confirmation_height: nodes[0].best_block_info().1 + ANTI_REORG_DELAY - 1,
}, Balance::ClaimableAwaitingConfirmations {
- amount_satoshis: as_second_htlc_claim_tx[0].output[0].value,
+ amount_satoshis: revoked_htlc_timeout_claim.output[0].value,
confirmation_height: nodes[0].best_block_info().1 + ANTI_REORG_DELAY - 2,
}]),
sorted_vec(nodes[0].chain_monitor.chain_monitor.get_monitor(funding_outpoint).unwrap().get_claimable_balances()));
connect_blocks(&nodes[0], ANTI_REORG_DELAY - 2);
- test_spendable_output(&nodes[0], &as_second_htlc_claim_tx[0]);
+ test_spendable_output(&nodes[0], &revoked_htlc_timeout_claim, false);
connect_blocks(&nodes[0], 1);
- test_spendable_output(&nodes[0], &as_second_htlc_claim_tx[1]);
+ test_spendable_output(&nodes[0], &revoked_to_self_claim, false);
assert_eq!(nodes[0].chain_monitor.chain_monitor.get_monitor(funding_outpoint).unwrap().get_claimable_balances(), Vec::new());
}
#[test]
-fn test_revoked_counterparty_aggregated_claims() {
+fn test_revoked_counterparty_htlc_tx_balances() {
+ do_test_revoked_counterparty_htlc_tx_balances(false);
+ do_test_revoked_counterparty_htlc_tx_balances(true);
+}
+
+fn do_test_revoked_counterparty_aggregated_claims(anchors: bool) {
// Tests `get_claimable_balances` for revoked counterparty commitment transactions when
// claiming with an aggregated claim transaction.
let mut chanmon_cfgs = create_chanmon_cfgs(2);
// secret to the counterparty. However, because we always immediately take the revocation
// secret from the keys_manager, we would panic at broadcast as we're trying to sign a
// transaction which, from the point of view of our keys_manager, is revoked.
- chanmon_cfgs[1].keys_manager.disable_revocation_policy_check = true;
+ chanmon_cfgs[0].keys_manager.disable_revocation_policy_check = true;
let node_cfgs = create_node_cfgs(2, &chanmon_cfgs);
- let node_chanmgrs = create_node_chanmgrs(2, &node_cfgs, &[None, None]);
+ let mut user_config = test_default_channel_config();
+ if anchors {
+ user_config.channel_handshake_config.negotiate_anchors_zero_fee_htlc_tx = true;
+ user_config.manually_accept_inbound_channels = true;
+ }
+ let node_chanmgrs = create_node_chanmgrs(2, &node_cfgs, &[Some(user_config), Some(user_config)]);
let nodes = create_network(2, &node_cfgs, &node_chanmgrs);
+ let coinbase_tx = Transaction {
+ version: 2,
+ lock_time: LockTime::ZERO,
+ input: vec![TxIn { ..Default::default() }],
+ output: vec![TxOut {
+ value: Amount::ONE_BTC.to_sat(),
+ script_pubkey: nodes[0].wallet_source.get_change_script().unwrap(),
+ }],
+ };
+ nodes[0].wallet_source.add_utxo(bitcoin::OutPoint { txid: coinbase_tx.txid(), vout: 0 }, coinbase_tx.output[0].value);
+
let (_, _, chan_id, funding_tx) =
create_announced_chan_between_nodes_with_value(&nodes, 0, 1, 1_000_000, 100_000_000);
let funding_outpoint = OutPoint { txid: funding_tx.txid(), index: 0 };
- assert_eq!(funding_outpoint.to_channel_id(), chan_id);
+ assert_eq!(ChannelId::v1_from_funding_outpoint(funding_outpoint), chan_id);
// We create two HTLCs, one which we will give A the preimage to to generate an HTLC-Success
// transaction, and one which we will not, allowing B to claim the HTLC output in an aggregated
// Now get the latest commitment transaction from A and then update the fee to revoke it
let as_revoked_txn = get_local_commitment_txn!(nodes[0], chan_id);
- assert_eq!(as_revoked_txn.len(), 2);
+ assert_eq!(as_revoked_txn.len(), if anchors { 1 } else { 2 });
check_spends!(as_revoked_txn[0], funding_tx);
- check_spends!(as_revoked_txn[1], as_revoked_txn[0]); // The HTLC-Claim transaction
+ if !anchors {
+ check_spends!(as_revoked_txn[1], as_revoked_txn[0]); // The HTLC-Claim transaction
+ }
let channel_type_features = get_channel_type_features!(nodes[0], nodes[1], chan_id);
let chan_feerate = get_feerate!(nodes[0], nodes[1], chan_id) as u64;
check_closed_event!(nodes[1], 1, ClosureReason::CommitmentTxConfirmed, [nodes[0].node.get_our_node_id()], 1000000);
check_added_monitors!(nodes[1], 1);
- let mut claim_txn: Vec<_> = nodes[1].tx_broadcaster.txn_broadcasted.lock().unwrap().drain(..).filter(|tx| tx.input.iter().any(|inp| inp.previous_output.txid == as_revoked_txn[0].txid())).collect();
- // Currently the revoked commitment outputs are all claimed in one aggregated transaction
- assert_eq!(claim_txn.len(), 1);
- assert_eq!(claim_txn[0].input.len(), 3);
- check_spends!(claim_txn[0], as_revoked_txn[0]);
+ let mut claim_txn = nodes[1].tx_broadcaster.txn_broadcast();
+ assert_eq!(claim_txn.len(), if anchors { 2 } else { 1 });
+ let revoked_to_self_claim = if anchors {
+ assert_eq!(claim_txn[0].input.len(), 1);
+ assert_eq!(claim_txn[0].input[0].previous_output.vout, 5); // Separate to_remote claim
+ check_spends!(claim_txn[0], as_revoked_txn[0]);
+ assert_eq!(claim_txn[1].input.len(), 2);
+ assert_eq!(claim_txn[1].input[0].previous_output.vout, 2);
+ assert_eq!(claim_txn[1].input[1].previous_output.vout, 3);
+ check_spends!(claim_txn[1], as_revoked_txn[0]);
+ Some(claim_txn.remove(0))
+ } else {
+ assert_eq!(claim_txn[0].input.len(), 3);
+ assert_eq!(claim_txn[0].input[0].previous_output.vout, 3);
+ assert_eq!(claim_txn[0].input[1].previous_output.vout, 0);
+ assert_eq!(claim_txn[0].input[2].previous_output.vout, 1);
+ check_spends!(claim_txn[0], as_revoked_txn[0]);
+ None
+ };
let to_remote_maturity = nodes[1].best_block_info().1 + ANTI_REORG_DELAY - 1;
+ let commitment_tx_fee = chan_feerate *
+ (channel::commitment_tx_base_weight(&channel_type_features) + 2 * channel::COMMITMENT_TX_WEIGHT_PER_HTLC) / 1000;
+ let anchor_outputs_value = if anchors { channel::ANCHOR_OUTPUT_VALUE_SATOSHI * 2 } else { 0 };
assert_eq!(sorted_vec(vec![Balance::ClaimableAwaitingConfirmations {
// to_remote output in A's revoked commitment
amount_satoshis: 100_000 - 4_000 - 3_000,
confirmation_height: to_remote_maturity,
}, Balance::CounterpartyRevokedOutputClaimable {
// to_self output in A's revoked commitment
- amount_satoshis: 1_000_000 - 100_000 - chan_feerate *
- (channel::commitment_tx_base_weight(&channel_type_features) + 2 * channel::COMMITMENT_TX_WEIGHT_PER_HTLC) / 1000,
+ amount_satoshis: 1_000_000 - 100_000 - commitment_tx_fee - anchor_outputs_value,
}, Balance::CounterpartyRevokedOutputClaimable { // HTLC 1
amount_satoshis: 4_000,
}, Balance::CounterpartyRevokedOutputClaimable { // HTLC 2
}]),
sorted_vec(nodes[1].chain_monitor.chain_monitor.get_monitor(funding_outpoint).unwrap().get_claimable_balances()));
- // Confirm A's HTLC-Success tranasction which presumably raced B's claim, causing B to create a
+ // Confirm A's HTLC-Success transaction which presumably raced B's claim, causing B to create a
// new claim.
- mine_transaction(&nodes[1], &as_revoked_txn[1]);
+ if anchors {
+ mine_transaction(&nodes[0], &as_revoked_txn[0]);
+ check_closed_broadcast(&nodes[0], 1, true);
+ check_added_monitors(&nodes[0], 1);
+ check_closed_event!(&nodes[0], 1, ClosureReason::CommitmentTxConfirmed, false, [nodes[1].node.get_our_node_id()], 1_000_000);
+ handle_bump_htlc_event(&nodes[0], 1);
+ }
+ let htlc_success_claim = if anchors {
+ let mut txn = nodes[0].tx_broadcaster.txn_broadcast();
+ assert_eq!(txn.len(), 1);
+ check_spends!(txn[0], as_revoked_txn[0], coinbase_tx);
+ txn.pop().unwrap()
+ } else {
+ as_revoked_txn[1].clone()
+ };
+ mine_transaction(&nodes[1], &htlc_success_claim);
expect_payment_sent(&nodes[1], claimed_payment_preimage, None, true, false);
- let mut claim_txn_2: Vec<_> = nodes[1].tx_broadcaster.txn_broadcasted.lock().unwrap().clone();
- claim_txn_2.sort_unstable_by_key(|tx| if tx.input.iter().any(|inp| inp.previous_output.txid == as_revoked_txn[0].txid()) { 0 } else { 1 });
+
+ let mut claim_txn_2 = nodes[1].tx_broadcaster.txn_broadcast();
// Once B sees the HTLC-Success transaction it splits its claim transaction into two, though in
// theory it could re-aggregate the claims as well.
assert_eq!(claim_txn_2.len(), 2);
- assert_eq!(claim_txn_2[0].input.len(), 2);
- check_spends!(claim_txn_2[0], as_revoked_txn[0]);
- assert_eq!(claim_txn_2[1].input.len(), 1);
- check_spends!(claim_txn_2[1], as_revoked_txn[1]);
+ if anchors {
+ assert_eq!(claim_txn_2[0].input.len(), 1);
+ assert_eq!(claim_txn_2[0].input[0].previous_output.vout, 0);
+ check_spends!(claim_txn_2[0], &htlc_success_claim);
+ assert_eq!(claim_txn_2[1].input.len(), 1);
+ assert_eq!(claim_txn_2[1].input[0].previous_output.vout, 3);
+ check_spends!(claim_txn_2[1], as_revoked_txn[0]);
+ } else {
+ assert_eq!(claim_txn_2[0].input.len(), 1);
+ assert_eq!(claim_txn_2[0].input[0].previous_output.vout, 0);
+ check_spends!(claim_txn_2[0], as_revoked_txn[1]);
+ assert_eq!(claim_txn_2[1].input.len(), 2);
+ assert_eq!(claim_txn_2[1].input[0].previous_output.vout, 3);
+ assert_eq!(claim_txn_2[1].input[1].previous_output.vout, 1);
+ check_spends!(claim_txn_2[1], as_revoked_txn[0]);
+ }
assert_eq!(sorted_vec(vec![Balance::ClaimableAwaitingConfirmations {
// to_remote output in A's revoked commitment
confirmation_height: to_remote_maturity,
}, Balance::CounterpartyRevokedOutputClaimable {
// to_self output in A's revoked commitment
- amount_satoshis: 1_000_000 - 100_000 - chan_feerate *
- (channel::commitment_tx_base_weight(&channel_type_features) + 2 * channel::COMMITMENT_TX_WEIGHT_PER_HTLC) / 1000,
+ amount_satoshis: 1_000_000 - 100_000 - commitment_tx_fee - anchor_outputs_value,
}, Balance::CounterpartyRevokedOutputClaimable { // HTLC 1
amount_satoshis: 4_000,
}, Balance::CounterpartyRevokedOutputClaimable { // HTLC 2
sorted_vec(nodes[1].chain_monitor.chain_monitor.get_monitor(funding_outpoint).unwrap().get_claimable_balances()));
connect_blocks(&nodes[1], 5);
- test_spendable_output(&nodes[1], &as_revoked_txn[0]);
+ test_spendable_output(&nodes[1], &as_revoked_txn[0], false);
assert_eq!(sorted_vec(vec![Balance::CounterpartyRevokedOutputClaimable {
// to_self output in A's revoked commitment
- amount_satoshis: 1_000_000 - 100_000 - chan_feerate *
- (channel::commitment_tx_base_weight(&channel_type_features) + 2 * channel::COMMITMENT_TX_WEIGHT_PER_HTLC) / 1000,
+ amount_satoshis: 1_000_000 - 100_000 - commitment_tx_fee - anchor_outputs_value,
}, Balance::CounterpartyRevokedOutputClaimable { // HTLC 1
amount_satoshis: 4_000,
}, Balance::CounterpartyRevokedOutputClaimable { // HTLC 2
}]),
sorted_vec(nodes[1].chain_monitor.chain_monitor.get_monitor(funding_outpoint).unwrap().get_claimable_balances()));
- mine_transaction(&nodes[1], &claim_txn_2[1]);
+ mine_transaction(&nodes[1], &claim_txn_2[0]);
let htlc_2_claim_maturity = nodes[1].best_block_info().1 + ANTI_REORG_DELAY - 1;
assert_eq!(sorted_vec(vec![Balance::CounterpartyRevokedOutputClaimable {
// to_self output in A's revoked commitment
- amount_satoshis: 1_000_000 - 100_000 - chan_feerate *
- (channel::commitment_tx_base_weight(&channel_type_features) + 2 * channel::COMMITMENT_TX_WEIGHT_PER_HTLC) / 1000,
+ amount_satoshis: 1_000_000 - 100_000 - commitment_tx_fee - anchor_outputs_value,
}, Balance::CounterpartyRevokedOutputClaimable { // HTLC 1
amount_satoshis: 4_000,
}, Balance::ClaimableAwaitingConfirmations { // HTLC 2
- amount_satoshis: claim_txn_2[1].output[0].value,
+ amount_satoshis: claim_txn_2[0].output[0].value,
confirmation_height: htlc_2_claim_maturity,
}]),
sorted_vec(nodes[1].chain_monitor.chain_monitor.get_monitor(funding_outpoint).unwrap().get_claimable_balances()));
connect_blocks(&nodes[1], 5);
- test_spendable_output(&nodes[1], &claim_txn_2[1]);
+ test_spendable_output(&nodes[1], &claim_txn_2[0], false);
assert_eq!(sorted_vec(vec![Balance::CounterpartyRevokedOutputClaimable {
// to_self output in A's revoked commitment
- amount_satoshis: 1_000_000 - 100_000 - chan_feerate *
- (channel::commitment_tx_base_weight(&channel_type_features) + 2 * channel::COMMITMENT_TX_WEIGHT_PER_HTLC) / 1000,
+ amount_satoshis: 1_000_000 - 100_000 - commitment_tx_fee - anchor_outputs_value,
}, Balance::CounterpartyRevokedOutputClaimable { // HTLC 1
amount_satoshis: 4_000,
}]),
sorted_vec(nodes[1].chain_monitor.chain_monitor.get_monitor(funding_outpoint).unwrap().get_claimable_balances()));
- mine_transaction(&nodes[1], &claim_txn_2[0]);
+ if anchors {
+ mine_transactions(&nodes[1], &[&claim_txn_2[1], revoked_to_self_claim.as_ref().unwrap()]);
+ } else {
+ mine_transaction(&nodes[1], &claim_txn_2[1]);
+ }
let rest_claim_maturity = nodes[1].best_block_info().1 + ANTI_REORG_DELAY - 1;
- assert_eq!(vec![Balance::ClaimableAwaitingConfirmations {
- amount_satoshis: claim_txn_2[0].output[0].value,
- confirmation_height: rest_claim_maturity,
- }],
- nodes[1].chain_monitor.chain_monitor.get_monitor(funding_outpoint).unwrap().get_claimable_balances());
+ if anchors {
+ assert_eq!(vec![Balance::ClaimableAwaitingConfirmations {
+ amount_satoshis: claim_txn_2[1].output[0].value,
+ confirmation_height: rest_claim_maturity,
+ }, Balance::ClaimableAwaitingConfirmations {
+ amount_satoshis: revoked_to_self_claim.as_ref().unwrap().output[0].value,
+ confirmation_height: rest_claim_maturity,
+ }],
+ nodes[1].chain_monitor.chain_monitor.get_monitor(funding_outpoint).unwrap().get_claimable_balances());
+ } else {
+ assert_eq!(vec![Balance::ClaimableAwaitingConfirmations {
+ amount_satoshis: claim_txn_2[1].output[0].value,
+ confirmation_height: rest_claim_maturity,
+ }],
+ nodes[1].chain_monitor.chain_monitor.get_monitor(funding_outpoint).unwrap().get_claimable_balances());
+ }
assert!(nodes[1].node.get_and_clear_pending_events().is_empty()); // We shouldn't fail the payment until we spend the output
connect_blocks(&nodes[1], 5);
expect_payment_failed!(nodes[1], revoked_payment_hash, false);
- test_spendable_output(&nodes[1], &claim_txn_2[0]);
+ if anchors {
+ let events = nodes[1].chain_monitor.chain_monitor.get_and_clear_pending_events();
+ assert_eq!(events.len(), 2);
+ for (i, event) in events.into_iter().enumerate() {
+ if let Event::SpendableOutputs { outputs, .. } = event {
+ assert_eq!(outputs.len(), 1);
+ let spend_tx = nodes[1].keys_manager.backing.spend_spendable_outputs(
+ &[&outputs[0]], Vec::new(), Builder::new().push_opcode(opcodes::all::OP_RETURN).into_script(),
+ 253, None, &Secp256k1::new()
+ ).unwrap();
+ check_spends!(spend_tx, if i == 0 { &claim_txn_2[1] } else { revoked_to_self_claim.as_ref().unwrap() });
+ } else { panic!(); }
+ }
+ } else {
+ test_spendable_output(&nodes[1], &claim_txn_2[1], false);
+ }
assert!(nodes[1].chain_monitor.chain_monitor.get_monitor(funding_outpoint).unwrap().get_claimable_balances().is_empty());
// Ensure that even if we connect more blocks, potentially replaying the entire chain if we're
assert!(nodes[1].chain_monitor.chain_monitor.get_monitor(funding_outpoint).unwrap().get_claimable_balances().is_empty());
}
+#[test]
+fn test_revoked_counterparty_aggregated_claims() {
+ do_test_revoked_counterparty_aggregated_claims(false);
+ do_test_revoked_counterparty_aggregated_claims(true);
+}
+
fn do_test_restored_packages_retry(check_old_monitor_retries_after_upgrade: bool) {
// Tests that we'll retry packages that were previously timelocked after we've restored them.
let chanmon_cfgs = create_chanmon_cfgs(2);
};
mine_transaction(&nodes[0], &commitment_tx);
+ if nodes[0].connect_style.borrow().updates_best_block_first() {
+ let txn = nodes[0].tx_broadcaster.txn_broadcast();
+ assert_eq!(txn.len(), 1);
+ assert_eq!(txn[0].txid(), commitment_tx.txid());
+ }
// Connect blocks until the HTLC's expiration is met, expecting a transaction broadcast.
connect_blocks(&nodes[0], TEST_FINAL_CLTV);
// Check that we can still rebroadcast these packages/transactions if we're upgrading from an
// old `ChannelMonitor` that did not exercise said rebroadcasting logic.
if check_old_monitor_retries_after_upgrade {
- let serialized_monitor = hex::decode(
+ let serialized_monitor = <Vec<u8>>::from_hex(
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0",
).unwrap();
reload_node!(nodes[0], &nodes[0].node.encode(), &[&serialized_monitor], persister, new_chain_monitor, node_deserialized);
let coinbase_tx = Transaction {
version: 2,
- lock_time: PackedLockTime::ZERO,
+ lock_time: LockTime::ZERO,
input: vec![TxIn { ..Default::default() }],
output: vec![TxOut { // UTXO to attach fees to `htlc_tx` on anchors
value: Amount::ONE_BTC.to_sat(),
check_spends!(&htlc_tx, &commitment_txn[0], &coinbase_tx);
let htlc_tx_fee = HTLC_AMT_SAT + coinbase_tx.output[0].value -
htlc_tx.output.iter().map(|output| output.value).sum::<u64>();
- let htlc_tx_weight = htlc_tx.weight() as u64;
+ let htlc_tx_weight = htlc_tx.weight().to_wu();
(htlc_tx, compute_feerate_sat_per_1000_weight(htlc_tx_fee, htlc_tx_weight))
}
_ => panic!("Unexpected event"),
let htlc_tx = txn.pop().unwrap();
check_spends!(htlc_tx, commitment_txn[0]);
let htlc_tx_fee = HTLC_AMT_SAT - htlc_tx.output[0].value;
- let htlc_tx_weight = htlc_tx.weight() as u64;
+ let htlc_tx_weight = htlc_tx.weight().to_wu();
(htlc_tx, compute_feerate_sat_per_1000_weight(htlc_tx_fee, htlc_tx_weight))
};
if should_bump {
&LowerBoundedFeeEstimator::new(node_cfgs[0].fee_estimator), &nodes[0].logger
);
get_monitor!(nodes[1], chan_id).provide_payment_preimage(
- &payment_hash_1, &payment_preimage_1, &node_cfgs[0].tx_broadcaster,
+ &payment_hash_1, &payment_preimage_1, &node_cfgs[1].tx_broadcaster,
&LowerBoundedFeeEstimator::new(node_cfgs[1].fee_estimator), &nodes[1].logger
);
Event::BumpTransaction(event) => {
let coinbase_tx = Transaction {
version: 2,
- lock_time: PackedLockTime::ZERO,
+ lock_time: LockTime::ZERO,
input: vec![TxIn { ..Default::default() }],
output: vec![TxOut { // UTXO to attach fees to `anchor_tx`
value: Amount::ONE_BTC.to_sat(),
nodes[1].node.timer_tick_occurred();
check_added_monitors(&nodes[1], 2);
check_closed_event!(&nodes[1], 2, ClosureReason::OutdatedChannelManager, [nodes[0].node.get_our_node_id(); 2], 1000000);
- let (revoked_commitment_a, revoked_commitment_b) = {
- let txn = nodes[1].tx_broadcaster.unique_txn_broadcast();
- assert_eq!(txn.len(), 2);
- assert_eq!(txn[0].output.len(), 6); // 2 HTLC outputs + 1 to_self output + 1 to_remote output + 2 anchor outputs
- assert_eq!(txn[1].output.len(), 6); // 2 HTLC outputs + 1 to_self output + 1 to_remote output + 2 anchor outputs
- if txn[0].input[0].previous_output.txid == chan_a.3.txid() {
- check_spends!(&txn[0], &chan_a.3);
- check_spends!(&txn[1], &chan_b.3);
- (txn[0].clone(), txn[1].clone())
- } else {
- check_spends!(&txn[1], &chan_a.3);
- check_spends!(&txn[0], &chan_b.3);
- (txn[1].clone(), txn[0].clone())
- }
- };
// Bob should now receive two events to bump his revoked commitment transaction fees.
assert!(nodes[0].chain_monitor.chain_monitor.get_and_clear_pending_events().is_empty());
let events = nodes[1].chain_monitor.chain_monitor.get_and_clear_pending_events();
assert_eq!(events.len(), 2);
+ let mut revoked_commitment_txs = Vec::with_capacity(events.len());
let mut anchor_txs = Vec::with_capacity(events.len());
for (idx, event) in events.into_iter().enumerate() {
let utxo_value = Amount::ONE_BTC.to_sat() * (idx + 1) as u64;
let coinbase_tx = Transaction {
version: 2,
- lock_time: PackedLockTime::ZERO,
+ lock_time: LockTime::ZERO,
input: vec![TxIn { ..Default::default() }],
output: vec![TxOut { // UTXO to attach fees to `anchor_tx`
value: utxo_value,
};
let txn = nodes[1].tx_broadcaster.txn_broadcast();
assert_eq!(txn.len(), 2);
+ assert_eq!(txn[0].output.len(), 6); // 2 HTLC outputs + 1 to_self output + 1 to_remote output + 2 anchor outputs
+ if txn[0].input[0].previous_output.txid == chan_a.3.txid() {
+ check_spends!(&txn[0], &chan_a.3);
+ } else {
+ check_spends!(&txn[0], &chan_b.3);
+ }
let (commitment_tx, anchor_tx) = (&txn[0], &txn[1]);
check_spends!(anchor_tx, coinbase_tx, commitment_tx);
+
+ revoked_commitment_txs.push(commitment_tx.clone());
anchor_txs.push(anchor_tx.clone());
};
for node in &nodes {
- mine_transactions(node, &[&revoked_commitment_a, &anchor_txs[0], &revoked_commitment_b, &anchor_txs[1]]);
+ mine_transactions(node, &[&revoked_commitment_txs[0], &anchor_txs[0], &revoked_commitment_txs[1], &anchor_txs[1]]);
}
check_added_monitors!(&nodes[0], 2);
check_closed_broadcast(&nodes[0], 2, true);
let txn = nodes[0].tx_broadcaster.txn_broadcasted.lock().unwrap().split_off(0);
assert_eq!(txn.len(), 4);
- let (revoked_htlc_claim_a, revoked_htlc_claim_b) = if txn[0].input[0].previous_output.txid == revoked_commitment_a.txid() {
+ let (revoked_htlc_claim_a, revoked_htlc_claim_b) = if txn[0].input[0].previous_output.txid == revoked_commitment_txs[0].txid() {
(if txn[0].input.len() == 2 { &txn[0] } else { &txn[1] }, if txn[2].input.len() == 2 { &txn[2] } else { &txn[3] })
} else {
(if txn[2].input.len() == 2 { &txn[2] } else { &txn[3] }, if txn[0].input.len() == 2 { &txn[0] } else { &txn[1] })
assert_eq!(revoked_htlc_claim_a.input.len(), 2); // Spends both HTLC outputs
assert_eq!(revoked_htlc_claim_a.output.len(), 1);
- check_spends!(revoked_htlc_claim_a, revoked_commitment_a);
+ check_spends!(revoked_htlc_claim_a, revoked_commitment_txs[0]);
assert_eq!(revoked_htlc_claim_b.input.len(), 2); // Spends both HTLC outputs
assert_eq!(revoked_htlc_claim_b.output.len(), 1);
- check_spends!(revoked_htlc_claim_b, revoked_commitment_b);
+ check_spends!(revoked_htlc_claim_b, revoked_commitment_txs[1]);
}
// Since Bob was able to confirm his revoked commitment, he'll now try to claim the HTLCs
let htlc_tx = {
let secret_key = SecretKey::from_slice(&[1; 32]).unwrap();
let public_key = PublicKey::new(secret_key.public_key(&secp));
- let fee_utxo_script = Script::new_v0_p2wpkh(&public_key.wpubkey_hash().unwrap());
+ let fee_utxo_script = ScriptBuf::new_v0_p2wpkh(&public_key.wpubkey_hash().unwrap());
let coinbase_tx = Transaction {
version: 2,
- lock_time: PackedLockTime::ZERO,
+ lock_time: LockTime::ZERO,
input: vec![TxIn { ..Default::default() }],
output: vec![TxOut { // UTXO to attach fees to `htlc_tx`
value: Amount::ONE_BTC.to_sat(),
};
let mut htlc_tx = Transaction {
version: 2,
- lock_time: PackedLockTime::ZERO,
+ lock_time: LockTime::ZERO,
input: vec![TxIn { // Fee input
previous_output: bitcoin::OutPoint { txid: coinbase_tx.txid(), vout: 0 },
..Default::default()
}],
output: vec![TxOut { // Fee input change
value: coinbase_tx.output[0].value / 2 ,
- script_pubkey: Script::new_op_return(&[]),
+ script_pubkey: ScriptBuf::new_op_return(&[]),
}],
};
let mut descriptors = Vec::with_capacity(4);
htlc_tx.input[htlc_input_idx].witness = htlc_descriptor.tx_input_witness(&our_sig, &witness_script);
}
let fee_utxo_sig = {
- let witness_script = Script::new_p2pkh(&public_key.pubkey_hash());
+ let witness_script = ScriptBuf::new_p2pkh(&public_key.pubkey_hash());
let sighash = hash_to_message!(&SighashCache::new(&htlc_tx).segwit_signature_hash(
0, &witness_script, coinbase_tx.output[0].value, EcdsaSighashType::All
).unwrap()[..]);
sig.push(EcdsaSighashType::All as u8);
sig
};
- htlc_tx.input[0].witness = Witness::from_vec(vec![fee_utxo_sig, public_key.to_bytes()]);
- check_spends!(htlc_tx, coinbase_tx, revoked_commitment_a, revoked_commitment_b);
+ htlc_tx.input[0].witness = Witness::from_slice(&[fee_utxo_sig, public_key.to_bytes()]);
+ check_spends!(htlc_tx, coinbase_tx, revoked_commitment_txs[0], revoked_commitment_txs[1]);
htlc_tx
};
check_spends!(revoked_htlc_claim, htlc_tx);
}
- let mut revoked_claim_transaction_map = HashMap::new();
+ let mut revoked_claim_transaction_map = new_hash_map();
for current_tx in txn.into_iter() {
revoked_claim_transaction_map.insert(current_tx.txid(), current_tx);
}
assert_eq!(outputs.len(), 1);
assert!(vec![chan_b.2, chan_a.2].contains(&channel_id.unwrap()));
let spend_tx = nodes[0].keys_manager.backing.spend_spendable_outputs(
- &[&outputs[0]], Vec::new(), Script::new_op_return(&[]), 253, None, &Secp256k1::new(),
+ &[&outputs[0]], Vec::new(), ScriptBuf::new_op_return(&[]), 253, None, &Secp256k1::new(),
).unwrap();
if let SpendableOutputDescriptor::StaticPaymentOutput(_) = &outputs[0] {
- check_spends!(spend_tx, &revoked_commitment_a, &revoked_commitment_b);
+ check_spends!(spend_tx, &revoked_commitment_txs[0], &revoked_commitment_txs[1]);
} else {
check_spends!(spend_tx, revoked_claim_transactions.get(&spend_tx.input[0].previous_output.txid).unwrap());
}
let secp = Secp256k1::new();
let privkey = bitcoin::PrivateKey::from_slice(&[1; 32], bitcoin::Network::Testnet).unwrap();
let pubkey = bitcoin::PublicKey::from_private_key(&secp, &privkey);
- let p2wpkh_script = Script::new_v0_p2wpkh(&pubkey.wpubkey_hash().unwrap());
+ let p2wpkh_script = ScriptBuf::new_v0_p2wpkh(&pubkey.wpubkey_hash().unwrap());
get_monitor!(nodes[1], chan_id).set_counterparty_payment_script(p2wpkh_script.clone());
assert_eq!(get_monitor!(nodes[1], chan_id).get_counterparty_payment_script(), p2wpkh_script);
// We should expect our round trip serialization check to fail as we're writing the monitor
// with the incorrect P2WPKH script but reading it with the correct P2WSH script.
*nodes[1].chain_monitor.expect_monitor_round_trip_fail.lock().unwrap() = Some(chan_id);
- let commitment_tx_conf_height = block_from_scid(&mine_transaction(&nodes[1], &commitment_tx));
+ let commitment_tx_conf_height = block_from_scid(mine_transaction(&nodes[1], &commitment_tx));
let serialized_monitor = get_monitor!(nodes[1], chan_id).encode();
reload_node!(nodes[1], user_config, &nodes[1].node.encode(), &[&serialized_monitor], persister, chain_monitor, node_deserialized);
commitment_tx_conf_height
} else {
let serialized_monitor = get_monitor!(nodes[1], chan_id).encode();
reload_node!(nodes[1], user_config, &nodes[1].node.encode(), &[&serialized_monitor], persister, chain_monitor, node_deserialized);
- let commitment_tx_conf_height = block_from_scid(&mine_transaction(&nodes[1], &commitment_tx));
+ let commitment_tx_conf_height = block_from_scid(mine_transaction(&nodes[1], &commitment_tx));
check_added_monitors(&nodes[1], 1);
check_closed_broadcast(&nodes[1], 1, true);
commitment_tx_conf_height
).unwrap();
check_spends!(spend_tx, &commitment_tx);
} else {
- test_spendable_output(&nodes[1], &commitment_tx);
+ test_spendable_output(&nodes[1], &commitment_tx, false);
}
}
do_test_anchors_monitor_fixes_counterparty_payment_script_on_reload(false);
do_test_anchors_monitor_fixes_counterparty_payment_script_on_reload(true);
}
+
+#[cfg(not(feature = "_test_vectors"))]
+fn do_test_monitor_claims_with_random_signatures(anchors: bool, confirm_counterparty_commitment: bool) {
+ // Tests that our monitor claims will always use fresh random signatures (ensuring a unique
+ // wtxid) to prevent certain classes of transaction replacement at the bitcoin P2P layer.
+ let chanmon_cfgs = create_chanmon_cfgs(2);
+ let node_cfgs = create_node_cfgs(2, &chanmon_cfgs);
+ let mut user_config = test_default_channel_config();
+ if anchors {
+ user_config.channel_handshake_config.negotiate_anchors_zero_fee_htlc_tx = true;
+ user_config.manually_accept_inbound_channels = true;
+ }
+ let node_chanmgrs = create_node_chanmgrs(2, &node_cfgs, &[Some(user_config), Some(user_config)]);
+ let mut nodes = create_network(2, &node_cfgs, &node_chanmgrs);
+
+ let coinbase_tx = Transaction {
+ version: 2,
+ lock_time: LockTime::ZERO,
+ input: vec![TxIn { ..Default::default() }],
+ output: vec![
+ TxOut {
+ value: Amount::ONE_BTC.to_sat(),
+ script_pubkey: nodes[0].wallet_source.get_change_script().unwrap(),
+ },
+ ],
+ };
+ if anchors {
+ nodes[0].wallet_source.add_utxo(bitcoin::OutPoint { txid: coinbase_tx.txid(), vout: 0 }, coinbase_tx.output[0].value);
+ }
+
+ // Open a channel and route a payment. We'll let it timeout to claim it.
+ let (_, _, chan_id, funding_tx) = create_announced_chan_between_nodes_with_value(&nodes, 0, 1, 1_000_000, 0);
+ route_payment(&nodes[0], &[&nodes[1]], 1_000_000);
+
+ let (closing_node, other_node) = if confirm_counterparty_commitment {
+ (&nodes[1], &nodes[0])
+ } else {
+ (&nodes[0], &nodes[1])
+ };
+
+ get_monitor!(closing_node, chan_id).broadcast_latest_holder_commitment_txn(
+ &closing_node.tx_broadcaster, &closing_node.fee_estimator, &closing_node.logger
+ );
+
+ // The commitment transaction comes first.
+ let commitment_tx = {
+ let mut txn = closing_node.tx_broadcaster.unique_txn_broadcast();
+ assert_eq!(txn.len(), 1);
+ check_spends!(txn[0], funding_tx);
+ txn.pop().unwrap()
+ };
+
+ mine_transaction(closing_node, &commitment_tx);
+ check_added_monitors!(closing_node, 1);
+ check_closed_broadcast!(closing_node, true);
+ check_closed_event!(closing_node, 1, ClosureReason::CommitmentTxConfirmed, [other_node.node.get_our_node_id()], 1_000_000);
+
+ mine_transaction(other_node, &commitment_tx);
+ check_added_monitors!(other_node, 1);
+ check_closed_broadcast!(other_node, true);
+ check_closed_event!(other_node, 1, ClosureReason::CommitmentTxConfirmed, [closing_node.node.get_our_node_id()], 1_000_000);
+
+ // If we update the best block to the new height before providing the confirmed transactions,
+ // we'll see another broadcast of the commitment transaction.
+ if !confirm_counterparty_commitment && nodes[0].connect_style.borrow().updates_best_block_first() {
+ let _ = nodes[0].tx_broadcaster.txn_broadcast();
+ }
+
+ // Then comes the HTLC timeout transaction.
+ if confirm_counterparty_commitment {
+ connect_blocks(&nodes[0], 5);
+ test_spendable_output(&nodes[0], &commitment_tx, false);
+ connect_blocks(&nodes[0], TEST_FINAL_CLTV - 5);
+ } else {
+ connect_blocks(&nodes[0], TEST_FINAL_CLTV);
+ }
+ if anchors && !confirm_counterparty_commitment {
+ handle_bump_htlc_event(&nodes[0], 1);
+ }
+ let htlc_timeout_tx = {
+ let mut txn = nodes[0].tx_broadcaster.txn_broadcast();
+ assert_eq!(txn.len(), 1);
+ let tx = txn.pop().unwrap();
+ check_spends!(tx, commitment_tx, coinbase_tx);
+ tx
+ };
+
+ // Check we rebroadcast it with a different wtxid.
+ nodes[0].chain_monitor.chain_monitor.rebroadcast_pending_claims();
+ if anchors && !confirm_counterparty_commitment {
+ handle_bump_htlc_event(&nodes[0], 1);
+ }
+ {
+ let mut txn = nodes[0].tx_broadcaster.txn_broadcast();
+ assert_eq!(txn.len(), 1);
+ assert_eq!(txn[0].txid(), htlc_timeout_tx.txid());
+ assert_ne!(txn[0].wtxid(), htlc_timeout_tx.wtxid());
+ }
+}
+
+#[cfg(not(feature = "_test_vectors"))]
+#[test]
+fn test_monitor_claims_with_random_signatures() {
+ do_test_monitor_claims_with_random_signatures(false, false);
+ do_test_monitor_claims_with_random_signatures(false, true);
+ do_test_monitor_claims_with_random_signatures(true, false);
+ do_test_monitor_claims_with_random_signatures(true, true);
+}