X-Git-Url: http://git.bitcoin.ninja/index.cgi?a=blobdiff_plain;ds=sidebyside;f=lightning%2Fsrc%2Fln%2Fmonitor_tests.rs;h=1c6c4c0e9940aa153e6227c14ba85dd8365e1a4b;hb=4b5504366b2e0c7e29e8bf4bee5d05445f363c35;hp=b83f40cee1a53aed904cccce9311f0ea3a005235;hpb=fe45af62a52d0d601b2ed1645783cab25f67d07f;p=rust-lightning diff --git a/lightning/src/ln/monitor_tests.rs b/lightning/src/ln/monitor_tests.rs index b83f40ce..1c6c4c0e 100644 --- a/lightning/src/ln/monitor_tests.rs +++ b/lightning/src/ln/monitor_tests.rs @@ -9,27 +9,28 @@ //! Further functional tests which test blockchain reorganizations. -use crate::sign::{EcdsaChannelSigner, SpendableOutputDescriptor}; +use crate::sign::{ecdsa::EcdsaChannelSigner, 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::*; @@ -157,6 +158,60 @@ fn revoked_output_htlc_resolution_timing() { expect_payment_failed!(nodes[1], payment_hash_1, false); } +#[test] +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 @@ -175,7 +230,7 @@ fn do_chanmon_claim_value_coop_close(anchors: bool) { 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); @@ -208,8 +263,8 @@ fn do_chanmon_claim_value_coop_close(anchors: bool) { 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()); @@ -256,8 +311,8 @@ fn do_chanmon_claim_value_coop_close(anchors: bool) { 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] @@ -305,7 +360,7 @@ fn do_test_claim_value_force_close(anchors: bool, prev_commitment_tx: bool) { let coinbase_tx = Transaction { version: 2, - lock_time: PackedLockTime::ZERO, + lock_time: LockTime::ZERO, input: vec![TxIn { ..Default::default() }], output: vec![ TxOut { @@ -326,7 +381,7 @@ fn do_test_claim_value_force_close(anchors: bool, prev_commitment_tx: bool) { 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); @@ -666,7 +721,7 @@ fn do_test_balances_on_local_commitment_htlcs(anchors: bool) { let coinbase_tx = Transaction { version: 2, - lock_time: PackedLockTime::ZERO, + lock_time: LockTime::ZERO, input: vec![TxIn { ..Default::default() }], output: vec![ TxOut { @@ -735,8 +790,8 @@ fn do_test_balances_on_local_commitment_htlcs(anchors: bool) { check_spends!(commitment_tx, funding_tx); commitment_tx }; - let commitment_tx_conf_height_a = block_from_scid(&mine_transaction(&nodes[0], &commitment_tx)); - if anchors && nodes[0].connect_style.borrow().updates_best_block_first() { + 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()); @@ -1120,7 +1175,7 @@ fn do_test_revoked_counterparty_commitment_balances(anchors: bool, confirm_htlc_ 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: // @@ -1187,14 +1242,14 @@ fn do_test_revoked_counterparty_commitment_balances(anchors: bool, confirm_htlc_ 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. @@ -1223,23 +1278,23 @@ fn do_test_revoked_counterparty_commitment_balances(anchors: bool, confirm_htlc_ claim_txn.sort_unstable_by_key(|tx| tx.output.iter().map(|output| output.value).sum::()); // The following constants were determined experimentally - const BS_TO_SELF_CLAIM_EXP_WEIGHT: usize = 483; - let outbound_htlc_claim_exp_weight: usize = if anchors { 574 } else { 571 }; - let inbound_htlc_claim_exp_weight: usize = if anchors { 582 } else { 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 as u64 / 1000; - let outbound_htlc_claim_fee = chan_feerate * outbound_htlc_claim_exp_weight as u64 / 1000; - let to_self_claim_fee = chan_feerate * claim_txn[3].weight() as u64 / 1000; + 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. @@ -1380,7 +1435,7 @@ fn do_test_revoked_counterparty_htlc_tx_balances(anchors: bool) { let coinbase_tx = Transaction { version: 2, - lock_time: PackedLockTime::ZERO, + lock_time: LockTime::ZERO, input: vec![TxIn { ..Default::default() }], output: vec![ TxOut { @@ -1400,9 +1455,9 @@ fn do_test_revoked_counterparty_htlc_tx_balances(anchors: bool) { // 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; @@ -1410,9 +1465,9 @@ fn do_test_revoked_counterparty_htlc_tx_balances(anchors: bool) { 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, 10000); // to_self output + assert_eq!(revoked_local_txn[0].output[4].value, 11000); // to_self output } else { - assert_eq!(revoked_local_txn[0].output[2].value, 10000); // to_self output + assert_eq!(revoked_local_txn[0].output[2].value, 11000); // to_self output } // The to-be-revoked commitment tx should have two HTLCs, an output for each side, and an @@ -1442,7 +1497,7 @@ fn do_test_revoked_counterparty_htlc_tx_balances(anchors: bool) { check_spends!(txn[0], revoked_local_txn[0], coinbase_tx); txn.pop().unwrap() }; - let revoked_htlc_success_fee = chan_feerate * revoked_htlc_success.weight() as u64 / 1000; + let revoked_htlc_success_fee = chan_feerate * revoked_htlc_success.weight().to_wu() / 1000; connect_blocks(&nodes[1], TEST_FINAL_CLTV); if anchors { @@ -1459,8 +1514,8 @@ fn do_test_revoked_counterparty_htlc_tx_balances(anchors: bool) { }; 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]); @@ -1499,11 +1554,11 @@ fn do_test_revoked_counterparty_htlc_tx_balances(anchors: bool) { 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 - commitment_tx_fee - anchor_outputs_value, + 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 @@ -1530,7 +1585,7 @@ fn do_test_revoked_counterparty_htlc_tx_balances(anchors: bool) { 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); - let as_revoked_htlc_success_claim_fee = chan_feerate * 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. @@ -1544,11 +1599,11 @@ fn do_test_revoked_counterparty_htlc_tx_balances(anchors: bool) { 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 - commitment_tx_fee - anchor_outputs_value, + 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 { @@ -1561,7 +1616,7 @@ fn do_test_revoked_counterparty_htlc_tx_balances(anchors: bool) { 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 { @@ -1574,13 +1629,13 @@ fn do_test_revoked_counterparty_htlc_tx_balances(anchors: bool) { 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. @@ -1623,7 +1678,7 @@ fn do_test_revoked_counterparty_htlc_tx_balances(anchors: bool) { 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, }]), @@ -1632,7 +1687,7 @@ fn do_test_revoked_counterparty_htlc_tx_balances(anchors: bool) { 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: revoked_htlc_timeout_claim.output[0].value, confirmation_height: nodes[0].best_block_info().1 + ANTI_REORG_DELAY - 1, @@ -1672,8 +1727,7 @@ fn test_revoked_counterparty_htlc_tx_balances() { do_test_revoked_counterparty_htlc_tx_balances(true); } -#[test] -fn test_revoked_counterparty_aggregated_claims() { +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); @@ -1681,15 +1735,31 @@ fn test_revoked_counterparty_aggregated_claims() { // 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 @@ -1708,9 +1778,11 @@ fn test_revoked_counterparty_aggregated_claims() { // 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; @@ -1749,22 +1821,38 @@ fn test_revoked_counterparty_aggregated_claims() { 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 @@ -1772,19 +1860,46 @@ fn test_revoked_counterparty_aggregated_claims() { }]), 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 @@ -1792,8 +1907,7 @@ fn test_revoked_counterparty_aggregated_claims() { 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 @@ -1809,8 +1923,7 @@ fn test_revoked_counterparty_aggregated_claims() { 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 @@ -1821,47 +1934,75 @@ fn test_revoked_counterparty_aggregated_claims() { }]), 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], false); + 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], false); + 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 @@ -1873,6 +2014,12 @@ fn test_revoked_counterparty_aggregated_claims() { 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); @@ -1905,6 +2052,11 @@ fn do_test_restored_packages_retry(check_old_monitor_retries_after_upgrade: bool }; 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); @@ -1918,7 +2070,7 @@ fn do_test_restored_packages_retry(check_old_monitor_retries_after_upgrade: bool // 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 = >::from_hex( 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0", ).unwrap(); reload_node!(nodes[0], &nodes[0].node.encode(), &[&serialized_monitor], persister, new_chain_monitor, node_deserialized); @@ -1984,7 +2136,7 @@ fn do_test_monitor_rebroadcast_pending_claims(anchors: bool) { 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(), @@ -2014,7 +2166,7 @@ fn do_test_monitor_rebroadcast_pending_claims(anchors: bool) { 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::(); - 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"), @@ -2029,7 +2181,7 @@ fn do_test_monitor_rebroadcast_pending_claims(anchors: bool) { 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 { @@ -2130,7 +2282,7 @@ fn test_yield_anchors_events() { &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 ); @@ -2140,7 +2292,7 @@ fn test_yield_anchors_events() { 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(), @@ -2308,32 +2460,18 @@ fn test_anchors_aggregated_revoked_htlc_tx() { 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, @@ -2347,13 +2485,21 @@ fn test_anchors_aggregated_revoked_htlc_tx() { }; 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); @@ -2365,7 +2511,7 @@ fn test_anchors_aggregated_revoked_htlc_tx() { 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] }) @@ -2373,10 +2519,10 @@ fn test_anchors_aggregated_revoked_htlc_tx() { 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 @@ -2399,10 +2545,10 @@ fn test_anchors_aggregated_revoked_htlc_tx() { 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(), @@ -2411,14 +2557,14 @@ fn test_anchors_aggregated_revoked_htlc_tx() { }; 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); @@ -2446,7 +2592,7 @@ fn test_anchors_aggregated_revoked_htlc_tx() { 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()[..]); @@ -2455,8 +2601,8 @@ fn test_anchors_aggregated_revoked_htlc_tx() { 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 }; @@ -2480,7 +2626,7 @@ fn test_anchors_aggregated_revoked_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); } @@ -2511,11 +2657,11 @@ fn test_anchors_aggregated_revoked_htlc_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()); } @@ -2557,7 +2703,7 @@ fn do_test_anchors_monitor_fixes_counterparty_payment_script_on_reload(confirm_c 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); @@ -2582,14 +2728,14 @@ fn do_test_anchors_monitor_fixes_counterparty_payment_script_on_reload(confirm_c // 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 @@ -2623,3 +2769,111 @@ fn test_anchors_monitor_fixes_counterparty_payment_script_on_reload() { 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); +}