X-Git-Url: http://git.bitcoin.ninja/index.cgi?a=blobdiff_plain;f=lightning%2Fsrc%2Fln%2Ffunctional_tests.rs;h=9a3c4b793612ed6215f420599ccf657d7895f97f;hb=38dacf1b93c9e1ce0bfc2b9df573fa3db145cdd9;hp=cead8feba6335ecf359dc5d44e43830b3bd6b686;hpb=22a0dd5f339058fd6733920ffca0f5eb64db4e32;p=rust-lightning diff --git a/lightning/src/ln/functional_tests.rs b/lightning/src/ln/functional_tests.rs index cead8feb..9a3c4b79 100644 --- a/lightning/src/ln/functional_tests.rs +++ b/lightning/src/ln/functional_tests.rs @@ -16,7 +16,7 @@ use chain::keysinterface::{ChannelKeys, KeysInterface, SpendableOutputDescriptor use chain::chaininterface; use chain::chaininterface::{ChainListener, ChainWatchInterfaceUtil, BlockNotifier}; use ln::channel::{COMMITMENT_TX_BASE_WEIGHT, COMMITMENT_TX_WEIGHT_PER_HTLC}; -use ln::channelmanager::{ChannelManager,ChannelManagerReadArgs,HTLCForwardInfo,RAACommitmentOrder, PaymentPreimage, PaymentHash, PaymentSecret, PaymentSendFailure, BREAKDOWN_TIMEOUT}; +use ln::channelmanager::{ChannelManager, ChannelManagerReadArgs, RAACommitmentOrder, PaymentPreimage, PaymentHash, PaymentSecret, PaymentSendFailure, BREAKDOWN_TIMEOUT}; use ln::channelmonitor::{ChannelMonitor, CLTV_CLAIM_BUFFER, LATENCY_GRACE_PERIOD_BLOCKS, ManyChannelMonitor, ANTI_REORG_DELAY}; use ln::channelmonitor; use ln::channel::{Channel, ChannelError}; @@ -24,15 +24,14 @@ use ln::{chan_utils, onion_utils}; use routing::router::{Route, RouteHop, get_route}; use ln::features::{ChannelFeatures, InitFeatures, NodeFeatures}; use ln::msgs; -use ln::msgs::{ChannelMessageHandler,RoutingMessageHandler,HTLCFailChannelUpdate, ErrorAction, OptionalField}; +use ln::msgs::{ChannelMessageHandler,RoutingMessageHandler,HTLCFailChannelUpdate, ErrorAction}; use util::enforcing_trait_impls::EnforcingChannelKeys; use util::{byte_utils, test_utils}; use util::events::{Event, EventsProvider, MessageSendEvent, MessageSendEventsProvider}; use util::errors::APIError; -use util::ser::{Writeable, Writer, ReadableArgs, Readable}; +use util::ser::{Writeable, ReadableArgs, Readable}; use util::config::UserConfig; -use bitcoin::util::hash::BitcoinHash; use bitcoin::hashes::sha256d::Hash as Sha256dHash; use bitcoin::hashes::HashEngine; use bitcoin::hash_types::{Txid, BlockHash, WPubkeyHash}; @@ -58,7 +57,7 @@ use std::collections::{BTreeSet, HashMap, HashSet}; use std::default::Default; use std::sync::{Arc, Mutex}; use std::sync::atomic::Ordering; -use std::{mem, io}; +use std::mem; use ln::functional_test_utils::*; use ln::chan_utils::PreCalculatedTxCreationKeys; @@ -74,7 +73,7 @@ fn test_insane_channel_opens() { // Instantiate channel parameters where we push the maximum msats given our // funding satoshis let channel_value_sat = 31337; // same as funding satoshis - let channel_reserve_satoshis = Channel::::get_remote_channel_reserve_satoshis(channel_value_sat); + let channel_reserve_satoshis = Channel::::get_holder_selected_channel_reserve_satoshis(channel_value_sat); let push_msat = (channel_value_sat - channel_reserve_satoshis) * 1000; // Have node0 initiate a channel to node1 with aforementioned parameters @@ -1555,14 +1554,14 @@ fn test_basic_channel_reserve() { PaymentSendFailure::AllFailedRetrySafe(ref fails) => { match &fails[0] { &APIError::ChannelUnavailable{ref err} => - assert!(regex::Regex::new(r"Cannot send value that would put us under local channel reserve value \(\d+\)").unwrap().is_match(err)), + assert!(regex::Regex::new(r"Cannot send value that would put our balance under counterparty-announced channel reserve value \(\d+\)").unwrap().is_match(err)), _ => panic!("Unexpected error variant"), } }, _ => panic!("Unexpected error variant"), } assert!(nodes[0].node.get_and_clear_pending_msg_events().is_empty()); - nodes[0].logger.assert_log_contains("lightning::ln::channelmanager".to_string(), "Cannot send value that would put us under local channel reserve value".to_string(), 1); + nodes[0].logger.assert_log_contains("lightning::ln::channelmanager".to_string(), "Cannot send value that would put our balance under counterparty-announced channel reserve value".to_string(), 1); send_payment(&nodes[0], &vec![&nodes[1]], max_can_send, max_can_send); } @@ -1619,7 +1618,7 @@ fn test_fee_spike_violation_fails_htlc() { let (local_revocation_basepoint, local_htlc_basepoint, local_payment_point, local_secret, local_secret2) = { let chan_lock = nodes[0].node.channel_state.lock().unwrap(); let local_chan = chan_lock.by_id.get(&chan.2).unwrap(); - let chan_keys = local_chan.get_local_keys(); + let chan_keys = local_chan.get_keys(); let pubkeys = chan_keys.pubkeys(); (pubkeys.revocation_basepoint, pubkeys.htlc_basepoint, pubkeys.payment_point, chan_keys.release_commitment_secret(INITIAL_COMMITMENT_NUMBER), chan_keys.release_commitment_secret(INITIAL_COMMITMENT_NUMBER - 2)) @@ -1627,7 +1626,7 @@ fn test_fee_spike_violation_fails_htlc() { let (remote_delayed_payment_basepoint, remote_htlc_basepoint, remote_payment_point, remote_secret1) = { let chan_lock = nodes[1].node.channel_state.lock().unwrap(); let remote_chan = chan_lock.by_id.get(&chan.2).unwrap(); - let chan_keys = remote_chan.get_local_keys(); + let chan_keys = remote_chan.get_keys(); let pubkeys = chan_keys.pubkeys(); (pubkeys.delayed_payment_basepoint, pubkeys.htlc_basepoint, pubkeys.payment_point, chan_keys.release_commitment_secret(INITIAL_COMMITMENT_NUMBER - 1)) @@ -1636,7 +1635,7 @@ fn test_fee_spike_violation_fails_htlc() { // Assemble the set of keys we can use for signatures for our commitment_signed message. let commitment_secret = SecretKey::from_slice(&remote_secret1).unwrap(); let per_commitment_point = PublicKey::from_secret_key(&secp_ctx, &commitment_secret); - let commit_tx_keys = chan_utils::TxCreationKeys::new(&secp_ctx, &per_commitment_point, &remote_delayed_payment_basepoint, + let commit_tx_keys = chan_utils::TxCreationKeys::derive_new(&secp_ctx, &per_commitment_point, &remote_delayed_payment_basepoint, &remote_htlc_basepoint, &local_revocation_basepoint, &local_htlc_basepoint).unwrap(); // Build the remote commitment transaction so we can sign it, and then later use the @@ -1653,7 +1652,7 @@ fn test_fee_spike_violation_fails_htlc() { let local_commit_tx_output = TxOut { script_pubkey: chan_utils::get_revokeable_redeemscript(&commit_tx_keys.revocation_key, BREAKDOWN_TIMEOUT, - &commit_tx_keys.a_delayed_payment_key).to_v0_p2wsh(), + &commit_tx_keys.broadcaster_delayed_payment_key).to_v0_p2wsh(), value: 95000, }; @@ -1703,9 +1702,9 @@ fn test_fee_spike_violation_fails_htlc() { let res = { let local_chan_lock = nodes[0].node.channel_state.lock().unwrap(); let local_chan = local_chan_lock.by_id.get(&chan.2).unwrap(); - let local_chan_keys = local_chan.get_local_keys(); + let local_chan_keys = local_chan.get_keys(); let pre_commit_tx_keys = PreCalculatedTxCreationKeys::new(commit_tx_keys); - local_chan_keys.sign_remote_commitment(feerate_per_kw, &commit_tx, &pre_commit_tx_keys, &[&accepted_htlc_info], &secp_ctx).unwrap() + local_chan_keys.sign_counterparty_commitment(feerate_per_kw, &commit_tx, &pre_commit_tx_keys, &[&accepted_htlc_info], &secp_ctx).unwrap() }; let commit_signed_msg = msgs::CommitmentSigned { @@ -1765,9 +1764,9 @@ fn test_chan_reserve_violation_outbound_htlc_inbound_chan() { let (route, our_payment_hash, _) = get_route_and_payment_hash!(1000); unwrap_send_err!(nodes[1].node.send_payment(&route, our_payment_hash, &None), true, APIError::ChannelUnavailable { ref err }, - assert_eq!(err, "Cannot send value that would put them under remote channel reserve value")); + assert_eq!(err, "Cannot send value that would put counterparty balance under holder-announced channel reserve value")); assert!(nodes[1].node.get_and_clear_pending_msg_events().is_empty()); - nodes[1].logger.assert_log("lightning::ln::channelmanager".to_string(), "Cannot send value that would put them under remote channel reserve value".to_string(), 1); + nodes[1].logger.assert_log("lightning::ln::channelmanager".to_string(), "Cannot send value that would put counterparty balance under holder-announced channel reserve value".to_string(), 1); } #[test] @@ -1814,10 +1813,10 @@ fn test_chan_reserve_violation_inbound_htlc_outbound_channel() { nodes[0].node.handle_update_add_htlc(&nodes[1].node.get_our_node_id(), &msg); // Check that the payment failed and the channel is closed in response to the malicious UpdateAdd. - nodes[0].logger.assert_log("lightning::ln::channelmanager".to_string(), "Cannot receive value that would put us under local channel reserve value".to_string(), 1); + nodes[0].logger.assert_log("lightning::ln::channelmanager".to_string(), "Cannot accept HTLC that would put our balance under counterparty-announced channel reserve value".to_string(), 1); assert_eq!(nodes[0].node.list_channels().len(), 0); let err_msg = check_closed_broadcast!(nodes[0], true).unwrap(); - assert_eq!(err_msg.data, "Cannot receive value that would put us under local channel reserve value"); + assert_eq!(err_msg.data, "Cannot accept HTLC that would put our balance under counterparty-announced channel reserve value"); check_added_monitors!(nodes[0], 1); } @@ -1893,6 +1892,25 @@ fn test_chan_reserve_violation_inbound_htlc_inbound_chan() { check_added_monitors!(nodes[1], 1); } +#[test] +fn test_inbound_outbound_capacity_is_not_zero() { + let chanmon_cfgs = create_chanmon_cfgs(2); + let node_cfgs = create_node_cfgs(2, &chanmon_cfgs); + let node_chanmgrs = create_node_chanmgrs(2, &node_cfgs, &[None, None]); + let nodes = create_network(2, &node_cfgs, &node_chanmgrs); + let _ = create_announced_chan_between_nodes_with_value(&nodes, 0, 1, 100000, 95000000, InitFeatures::known(), InitFeatures::known()); + let channels0 = node_chanmgrs[0].list_channels(); + let channels1 = node_chanmgrs[1].list_channels(); + assert_eq!(channels0.len(), 1); + assert_eq!(channels1.len(), 1); + + assert_eq!(channels0[0].inbound_capacity_msat, 95000000); + assert_eq!(channels1[0].outbound_capacity_msat, 95000000); + + assert_eq!(channels0[0].outbound_capacity_msat, 100000 * 1000 - 95000000); + assert_eq!(channels1[0].inbound_capacity_msat, 100000 * 1000 - 95000000); +} + fn commit_tx_fee_msat(feerate: u32, num_htlcs: u64) -> u64 { (COMMITMENT_TX_BASE_WEIGHT + num_htlcs * COMMITMENT_TX_WEIGHT_PER_HTLC) * feerate as u64 / 1000 * 1000 } @@ -1936,7 +1954,7 @@ fn test_channel_reserve_holding_cell_htlcs() { let total_fee_msat = (nodes.len() - 2) as u64 * feemsat; let feerate = get_feerate!(nodes[0], chan_1.2); - let recv_value_0 = stat01.their_max_htlc_value_in_flight_msat - total_fee_msat; + let recv_value_0 = stat01.counterparty_max_htlc_value_in_flight_msat - total_fee_msat; // attempt to send amt_msat > their_max_htlc_value_in_flight_msat { @@ -1956,7 +1974,7 @@ fn test_channel_reserve_holding_cell_htlcs() { // Also, ensure that each payment has enough to be over the dust limit to // ensure it'll be included in each commit tx fee calculation. let commit_tx_fee_all_htlcs = 2*commit_tx_fee_msat(feerate, 3 + 1); - let ensure_htlc_amounts_above_dust_buffer = 3 * (stat01.their_dust_limit_msat + 1000); + let ensure_htlc_amounts_above_dust_buffer = 3 * (stat01.counterparty_dust_limit_msat + 1000); if stat01.value_to_self_msat < stat01.channel_reserve_msat + commit_tx_fee_all_htlcs + ensure_htlc_amounts_above_dust_buffer + amt_msat { break; } @@ -2007,7 +2025,7 @@ fn test_channel_reserve_holding_cell_htlcs() { { let (route, our_payment_hash, _) = get_route_and_payment_hash!(recv_value_2 + 1); unwrap_send_err!(nodes[0].node.send_payment(&route, our_payment_hash, &None), true, APIError::ChannelUnavailable { ref err }, - assert!(regex::Regex::new(r"Cannot send value that would put us under local channel reserve value \(\d+\)").unwrap().is_match(err))); + assert!(regex::Regex::new(r"Cannot send value that would put our balance under counterparty-announced channel reserve value \(\d+\)").unwrap().is_match(err))); assert!(nodes[0].node.get_and_clear_pending_msg_events().is_empty()); } @@ -2033,9 +2051,9 @@ fn test_channel_reserve_holding_cell_htlcs() { { let (route, our_payment_hash, _) = get_route_and_payment_hash!(recv_value_22+1); unwrap_send_err!(nodes[0].node.send_payment(&route, our_payment_hash, &None), true, APIError::ChannelUnavailable { ref err }, - assert!(regex::Regex::new(r"Cannot send value that would put us under local channel reserve value \(\d+\)").unwrap().is_match(err))); + assert!(regex::Regex::new(r"Cannot send value that would put our balance under counterparty-announced channel reserve value \(\d+\)").unwrap().is_match(err))); assert!(nodes[0].node.get_and_clear_pending_msg_events().is_empty()); - nodes[0].logger.assert_log_contains("lightning::ln::channelmanager".to_string(), "Cannot send value that would put us under local channel reserve value".to_string(), 2); + nodes[0].logger.assert_log_contains("lightning::ln::channelmanager".to_string(), "Cannot send value that would put our balance under counterparty-announced channel reserve value".to_string(), 2); } let (route_22, our_payment_hash_22, our_payment_preimage_22) = get_route_and_payment_hash!(recv_value_22); @@ -2120,14 +2138,14 @@ fn test_channel_reserve_holding_cell_htlcs() { PaymentSendFailure::AllFailedRetrySafe(ref fails) => { match &fails[0] { &APIError::ChannelUnavailable{ref err} => - assert!(regex::Regex::new(r"Cannot send value that would put us under local channel reserve value \(\d+\)").unwrap().is_match(err)), + assert!(regex::Regex::new(r"Cannot send value that would put our balance under counterparty-announced channel reserve value \(\d+\)").unwrap().is_match(err)), _ => panic!("Unexpected error variant"), } }, _ => panic!("Unexpected error variant"), } assert!(nodes[0].node.get_and_clear_pending_msg_events().is_empty()); - nodes[0].logger.assert_log_contains("lightning::ln::channelmanager".to_string(), "Cannot send value that would put us under local channel reserve value".to_string(), 3); + nodes[0].logger.assert_log_contains("lightning::ln::channelmanager".to_string(), "Cannot send value that would put our balance under counterparty-announced channel reserve value".to_string(), 3); } send_payment(&nodes[0], &vec![&nodes[1], &nodes[2]][..], recv_value_3, recv_value_3); @@ -2401,13 +2419,21 @@ fn channel_monitor_network_test() { // CLTV expires at TEST_FINAL_CLTV + 1 (current height) + 1 (added in send_payment for // buffer space). - { + let (close_chan_update_1, close_chan_update_2) = { let mut header = BlockHeader { version: 0x20000000, prev_blockhash: Default::default(), merkle_root: Default::default(), time: 42, bits: 42, nonce: 42 }; nodes[3].block_notifier.block_connected_checked(&header, 2, &Vec::new()[..], &[0; 0]); for i in 3..TEST_FINAL_CLTV + 2 + LATENCY_GRACE_PERIOD_BLOCKS + 1 { - header = BlockHeader { version: 0x20000000, prev_blockhash: header.bitcoin_hash(), merkle_root: Default::default(), time: 42, bits: 42, nonce: 42 }; + header = BlockHeader { version: 0x20000000, prev_blockhash: header.block_hash(), merkle_root: Default::default(), time: 42, bits: 42, nonce: 42 }; nodes[3].block_notifier.block_connected_checked(&header, i, &Vec::new()[..], &[0; 0]); } + let events = nodes[3].node.get_and_clear_pending_msg_events(); + assert_eq!(events.len(), 1); + let close_chan_update_1 = match events[0] { + MessageSendEvent::BroadcastChannelUpdate { ref msg } => { + msg.clone() + }, + _ => panic!("Unexpected event"), + }; check_added_monitors!(nodes[3], 1); // Clear bumped claiming txn spending node 2 commitment tx. Bumped txn are generated after reaching some height timer. @@ -2429,19 +2455,28 @@ fn channel_monitor_network_test() { nodes[4].block_notifier.block_connected_checked(&header, 2, &Vec::new()[..], &[0; 0]); for i in 3..TEST_FINAL_CLTV + 2 - CLTV_CLAIM_BUFFER + 1 { - header = BlockHeader { version: 0x20000000, prev_blockhash: header.bitcoin_hash(), merkle_root: Default::default(), time: 42, bits: 42, nonce: 42 }; + header = BlockHeader { version: 0x20000000, prev_blockhash: header.block_hash(), merkle_root: Default::default(), time: 42, bits: 42, nonce: 42 }; nodes[4].block_notifier.block_connected_checked(&header, i, &Vec::new()[..], &[0; 0]); } - + let events = nodes[4].node.get_and_clear_pending_msg_events(); + assert_eq!(events.len(), 1); + let close_chan_update_2 = match events[0] { + MessageSendEvent::BroadcastChannelUpdate { ref msg } => { + msg.clone() + }, + _ => panic!("Unexpected event"), + }; check_added_monitors!(nodes[4], 1); test_txn_broadcast(&nodes[4], &chan_4, None, HTLCType::SUCCESS); - header = BlockHeader { version: 0x20000000, prev_blockhash: header.bitcoin_hash(), merkle_root: Default::default(), time: 42, bits: 42, nonce: 42 }; + header = BlockHeader { version: 0x20000000, prev_blockhash: header.block_hash(), merkle_root: Default::default(), time: 42, bits: 42, nonce: 42 }; nodes[4].block_notifier.block_connected(&Block { header, txdata: vec![node_txn[0].clone()] }, TEST_FINAL_CLTV - 5); check_preimage_claim(&nodes[4], &node_txn); - } - get_announce_close_broadcast_events(&nodes, 3, 4); + (close_chan_update_1, close_chan_update_2) + }; + nodes[3].net_graph_msg_handler.handle_channel_update(&close_chan_update_2).unwrap(); + nodes[4].net_graph_msg_handler.handle_channel_update(&close_chan_update_1).unwrap(); assert_eq!(nodes[3].node.list_channels().len(), 0); assert_eq!(nodes[4].node.list_channels().len(), 0); } @@ -2497,7 +2532,7 @@ fn test_justice_tx() { nodes[0].block_notifier.block_connected(&Block { header, txdata: vec![revoked_local_txn[0].clone()] }, 1); // Verify broadcast of revoked HTLC-timeout let node_txn = test_txn_broadcast(&nodes[0], &chan_5, Some(revoked_local_txn[0].clone()), HTLCType::TIMEOUT); - header = BlockHeader { version: 0x20000000, prev_blockhash: header.bitcoin_hash(), merkle_root: Default::default(), time: 42, bits: 42, nonce: 42 }; + header = BlockHeader { version: 0x20000000, prev_blockhash: header.block_hash(), merkle_root: Default::default(), time: 42, bits: 42, nonce: 42 }; check_added_monitors!(nodes[0], 1); // Broadcast revoked HTLC-timeout on node 1 nodes[1].block_notifier.block_connected(&Block { header, txdata: vec![node_txn[1].clone()] }, 1); @@ -2542,7 +2577,7 @@ fn test_justice_tx() { nodes[1].block_notifier.block_connected(&Block { header, txdata: vec![revoked_local_txn[0].clone()] }, 1); let node_txn = test_txn_broadcast(&nodes[1], &chan_6, Some(revoked_local_txn[0].clone()), HTLCType::SUCCESS); - header = BlockHeader { version: 0x20000000, prev_blockhash: header.bitcoin_hash(), merkle_root: Default::default(), time: 42, bits: 42, nonce: 42 }; + header = BlockHeader { version: 0x20000000, prev_blockhash: header.block_hash(), merkle_root: Default::default(), time: 42, bits: 42, nonce: 42 }; check_added_monitors!(nodes[1], 1); nodes[0].block_notifier.block_connected(&Block { header, txdata: vec![node_txn[1].clone()] }, 1); test_revoked_htlc_claim_txn_broadcast(&nodes[0], node_txn[1].clone(), revoked_local_txn[0].clone()); @@ -2621,7 +2656,7 @@ fn claim_htlc_outputs_shared_tx() { check_added_monitors!(nodes[0], 1); nodes[1].block_notifier.block_connected(&Block { header, txdata: vec![revoked_local_txn[0].clone()] }, 1); check_added_monitors!(nodes[1], 1); - connect_blocks(&nodes[1].block_notifier, ANTI_REORG_DELAY - 1, 1, true, header.bitcoin_hash()); + connect_blocks(&nodes[1].block_notifier, ANTI_REORG_DELAY - 1, 1, true, header.block_hash()); expect_payment_failed!(nodes[1], payment_hash_2, true); let node_txn = nodes[1].tx_broadcaster.txn_broadcasted.lock().unwrap(); @@ -2686,7 +2721,7 @@ fn claim_htlc_outputs_single_tx() { check_added_monitors!(nodes[1], 1); expect_pending_htlcs_forwardable_ignore!(nodes[0]); - connect_blocks(&nodes[1].block_notifier, ANTI_REORG_DELAY - 1, 200, true, header.bitcoin_hash()); + connect_blocks(&nodes[1].block_notifier, ANTI_REORG_DELAY - 1, 200, true, header.block_hash()); expect_payment_failed!(nodes[1], payment_hash_2, true); let node_txn = nodes[1].tx_broadcaster.txn_broadcasted.lock().unwrap(); @@ -2983,7 +3018,7 @@ fn test_htlc_on_chain_timeout() { } nodes[1].block_notifier.block_connected(&Block { header, txdata: vec![timeout_tx]}, 1); - connect_blocks(&nodes[1].block_notifier, ANTI_REORG_DELAY - 1, 1, true, header.bitcoin_hash()); + connect_blocks(&nodes[1].block_notifier, ANTI_REORG_DELAY - 1, 1, true, header.block_hash()); check_added_monitors!(nodes[1], 1); check_closed_broadcast!(nodes[1], false); @@ -3045,7 +3080,7 @@ fn test_simple_commitment_revoked_fail_backward() { let header = BlockHeader { version: 0x20000000, prev_blockhash: Default::default(), merkle_root: Default::default(), time: 42, bits: 42, nonce: 42}; nodes[1].block_notifier.block_connected(&Block { header, txdata: vec![revoked_local_txn[0].clone()] }, 1); - connect_blocks(&nodes[1].block_notifier, ANTI_REORG_DELAY - 1, 1, true, header.bitcoin_hash()); + connect_blocks(&nodes[1].block_notifier, ANTI_REORG_DELAY - 1, 1, true, header.block_hash()); check_added_monitors!(nodes[1], 1); check_closed_broadcast!(nodes[1], false); @@ -3111,7 +3146,7 @@ fn do_test_commitment_revoked_fail_backward_exhaustive(deliver_bs_raa: bool, use let value = if use_dust { // The dust limit applied to HTLC outputs considers the fee of the HTLC transaction as // well, so HTLCs at exactly the dust limit will not be included in commitment txn. - nodes[2].node.channel_state.lock().unwrap().by_id.get(&chan_2.2).unwrap().our_dust_limit_satoshis * 1000 + nodes[2].node.channel_state.lock().unwrap().by_id.get(&chan_2.2).unwrap().holder_dust_limit_satoshis * 1000 } else { 3000000 }; let (_, first_payment_hash) = route_payment(&nodes[0], &[&nodes[1], &nodes[2]], value); @@ -3199,7 +3234,7 @@ fn do_test_commitment_revoked_fail_backward_exhaustive(deliver_bs_raa: bool, use let header = BlockHeader { version: 0x20000000, prev_blockhash: Default::default(), merkle_root: Default::default(), time: 42, bits: 42, nonce: 42}; nodes[1].block_notifier.block_connected(&Block { header, txdata: vec![revoked_local_txn[0].clone()] }, 1); check_added_monitors!(nodes[1], 1); - connect_blocks(&nodes[1].block_notifier, ANTI_REORG_DELAY - 1, 1, true, header.bitcoin_hash()); + connect_blocks(&nodes[1].block_notifier, ANTI_REORG_DELAY - 1, 1, true, header.block_hash()); let events = nodes[1].node.get_and_clear_pending_events(); assert_eq!(events.len(), if deliver_bs_raa { 1 } else { 2 }); @@ -3499,7 +3534,7 @@ fn test_unconf_chan() { let mut header = BlockHeader { version: 0x20000000, prev_blockhash: Default::default(), merkle_root: Default::default(), time: 42, bits: 42, nonce: 42 }; headers.push(header.clone()); for _i in 2..100 { - header = BlockHeader { version: 0x20000000, prev_blockhash: header.bitcoin_hash(), merkle_root: Default::default(), time: 42, bits: 42, nonce: 42 }; + header = BlockHeader { version: 0x20000000, prev_blockhash: header.block_hash(), merkle_root: Default::default(), time: 42, bits: 42, nonce: 42 }; headers.push(header.clone()); } let mut height = 99; @@ -3589,7 +3624,9 @@ fn do_test_drop_messages_peer_disconnect(messages_delivered: u8) { let logger = test_utils::TestLogger::new(); let payment_event = { let net_graph_msg_handler = &nodes[0].net_graph_msg_handler; - let route = get_route(&nodes[0].node.get_our_node_id(), &net_graph_msg_handler.network_graph.read().unwrap(), &nodes[1].node.get_our_node_id(), Some(&nodes[0].node.list_usable_channels()), &Vec::new(), 1000000, TEST_FINAL_CLTV, &logger).unwrap(); + let route = get_route(&nodes[0].node.get_our_node_id(), &net_graph_msg_handler.network_graph.read().unwrap(), + &nodes[1].node.get_our_node_id(), Some(&nodes[0].node.list_usable_channels().iter().collect::>()), + &Vec::new(), 1000000, TEST_FINAL_CLTV, &logger).unwrap(); nodes[0].node.send_payment(&route, payment_hash_1, &None).unwrap(); check_added_monitors!(nodes[0], 1); @@ -3764,7 +3801,9 @@ fn do_test_drop_messages_peer_disconnect(messages_delivered: u8) { // Channel should still work fine... let net_graph_msg_handler = &nodes[0].net_graph_msg_handler; - let route = get_route(&nodes[0].node.get_our_node_id(), &net_graph_msg_handler.network_graph.read().unwrap(), &nodes[1].node.get_our_node_id(), Some(&nodes[0].node.list_usable_channels()), &Vec::new(), 1000000, TEST_FINAL_CLTV, &logger).unwrap(); + let route = get_route(&nodes[0].node.get_our_node_id(), &net_graph_msg_handler.network_graph.read().unwrap(), + &nodes[1].node.get_our_node_id(), Some(&nodes[0].node.list_usable_channels().iter().collect::>()), + &Vec::new(), 1000000, TEST_FINAL_CLTV, &logger).unwrap(); let payment_preimage_2 = send_along_route(&nodes[0], route, &[&nodes[1]], 1000000).0; claim_payment(&nodes[0], &[&nodes[1]], payment_preimage_2, 1_000_000); } @@ -4048,7 +4087,7 @@ fn do_test_htlc_timeout(send_partial_mpp: bool) { nodes[0].block_notifier.block_connected_checked(&header, 101, &[], &[]); nodes[1].block_notifier.block_connected_checked(&header, 101, &[], &[]); for i in 102..TEST_FINAL_CLTV + 100 + 1 - CLTV_CLAIM_BUFFER - LATENCY_GRACE_PERIOD_BLOCKS { - header.prev_blockhash = header.bitcoin_hash(); + header.prev_blockhash = header.block_hash(); nodes[0].block_notifier.block_connected_checked(&header, i, &[], &[]); nodes[1].block_notifier.block_connected_checked(&header, i, &[], &[]); } @@ -4118,14 +4157,14 @@ fn do_test_holding_cell_htlc_add_timeouts(forwarded_htlc: bool) { let mut header = BlockHeader { version: 0x20000000, prev_blockhash: Default::default(), merkle_root: Default::default(), time: 42, bits: 42, nonce: 42 }; nodes[1].block_notifier.block_connected_checked(&header, 101, &[], &[]); for i in 102..TEST_FINAL_CLTV + 100 - CLTV_CLAIM_BUFFER - LATENCY_GRACE_PERIOD_BLOCKS { - header.prev_blockhash = header.bitcoin_hash(); + header.prev_blockhash = header.block_hash(); nodes[1].block_notifier.block_connected_checked(&header, i, &[], &[]); } assert!(nodes[1].node.get_and_clear_pending_msg_events().is_empty()); assert!(nodes[1].node.get_and_clear_pending_events().is_empty()); - header.prev_blockhash = header.bitcoin_hash(); + header.prev_blockhash = header.block_hash(); nodes[1].block_notifier.block_connected_checked(&header, TEST_FINAL_CLTV + 100 - CLTV_CLAIM_BUFFER - LATENCY_GRACE_PERIOD_BLOCKS, &[], &[]); if forwarded_htlc { @@ -4178,8 +4217,8 @@ fn test_invalid_channel_announcement() { nodes[0].net_graph_msg_handler.handle_htlc_fail_channel_update(&msgs::HTLCFailChannelUpdate::ChannelClosed { short_channel_id : as_chan.get_short_channel_id().unwrap(), is_permanent: false } ); - let as_bitcoin_key = as_chan.get_local_keys().inner.local_channel_pubkeys.funding_pubkey; - let bs_bitcoin_key = bs_chan.get_local_keys().inner.local_channel_pubkeys.funding_pubkey; + let as_bitcoin_key = as_chan.get_keys().inner.holder_channel_pubkeys.funding_pubkey; + let bs_bitcoin_key = bs_chan.get_keys().inner.holder_channel_pubkeys.funding_pubkey; let as_network_key = nodes[0].node.get_our_node_id(); let bs_network_key = nodes[1].node.get_our_node_id(); @@ -4192,7 +4231,7 @@ fn test_invalid_channel_announcement() { () => { msgs::UnsignedChannelAnnouncement { features: ChannelFeatures::known(), - chain_hash: genesis_block(Network::Testnet).header.bitcoin_hash(), + chain_hash: genesis_block(Network::Testnet).header.block_hash(), short_channel_id: as_chan.get_short_channel_id().unwrap(), node_id_1: if were_node_one { as_network_key } else { bs_network_key }, node_id_2: if were_node_one { bs_network_key } else { as_network_key }, @@ -4206,8 +4245,8 @@ fn test_invalid_channel_announcement() { macro_rules! sign_msg { ($unsigned_msg: expr) => { let msghash = Message::from_slice(&Sha256dHash::hash(&$unsigned_msg.encode()[..])[..]).unwrap(); - let as_bitcoin_sig = secp_ctx.sign(&msghash, &as_chan.get_local_keys().inner.funding_key); - let bs_bitcoin_sig = secp_ctx.sign(&msghash, &bs_chan.get_local_keys().inner.funding_key); + let as_bitcoin_sig = secp_ctx.sign(&msghash, &as_chan.get_keys().inner.funding_key); + let bs_bitcoin_sig = secp_ctx.sign(&msghash, &bs_chan.get_keys().inner.funding_key); let as_node_sig = secp_ctx.sign(&msghash, &nodes[0].keys_manager.get_node_secret()); let bs_node_sig = secp_ctx.sign(&msghash, &nodes[1].keys_manager.get_node_secret()); chan_announcement = msgs::ChannelAnnouncement { @@ -4227,7 +4266,7 @@ fn test_invalid_channel_announcement() { // Configured with Network::Testnet let mut unsigned_msg = dummy_unsigned_msg!(); - unsigned_msg.chain_hash = genesis_block(Network::Bitcoin).header.bitcoin_hash(); + unsigned_msg.chain_hash = genesis_block(Network::Bitcoin).header.block_hash(); sign_msg!(unsigned_msg); assert!(nodes[0].net_graph_msg_handler.handle_channel_announcement(&chan_announcement).is_err()); @@ -4278,7 +4317,7 @@ fn test_no_txn_manager_serialize_deserialize() { monitor: nodes[0].chan_monitor, tx_broadcaster: nodes[0].tx_broadcaster.clone(), logger: &logger, - channel_monitors: &mut channel_monitors, + channel_monitors, }).unwrap() }; nodes_0_deserialized = nodes_0_deserialized_tmp; @@ -4386,7 +4425,7 @@ fn test_manager_serialize_deserialize_events() { monitor: nodes[0].chan_monitor, tx_broadcaster: nodes[0].tx_broadcaster.clone(), logger: &logger, - channel_monitors: &mut channel_monitors, + channel_monitors, }).unwrap() }; nodes_0_deserialized = nodes_0_deserialized_tmp; @@ -4476,7 +4515,7 @@ fn test_simple_manager_serialize_deserialize() { monitor: nodes[0].chan_monitor, tx_broadcaster: nodes[0].tx_broadcaster.clone(), logger: &logger, - channel_monitors: &mut channel_monitors, + channel_monitors, }).unwrap() }; nodes_0_deserialized = nodes_0_deserialized_tmp; @@ -4566,7 +4605,7 @@ fn test_manager_serialize_deserialize_inconsistent_monitor() { monitor: nodes[0].chan_monitor, tx_broadcaster: nodes[0].tx_broadcaster.clone(), logger: &logger, - channel_monitors: &mut node_0_stale_monitors.iter_mut().map(|monitor| { (monitor.get_funding_txo().0, monitor) }).collect(), + channel_monitors: node_0_stale_monitors.iter_mut().map(|monitor| { (monitor.get_funding_txo().0, monitor) }).collect(), }) { } else { panic!("If the monitor(s) are stale, this indicates a bug and we should get an Err return"); }; @@ -4580,7 +4619,7 @@ fn test_manager_serialize_deserialize_inconsistent_monitor() { monitor: nodes[0].chan_monitor, tx_broadcaster: nodes[0].tx_broadcaster.clone(), logger: &logger, - channel_monitors: &mut node_0_monitors.iter_mut().map(|monitor| { (monitor.get_funding_txo().0, monitor) }).collect(), + channel_monitors: node_0_monitors.iter_mut().map(|monitor| { (monitor.get_funding_txo().0, monitor) }).collect(), }).unwrap(); nodes_0_deserialized = nodes_0_deserialized_tmp; assert!(nodes_0_read.is_empty()); @@ -4630,9 +4669,9 @@ macro_rules! check_spendable_outputs { Event::SpendableOutputs { ref outputs } => { for outp in outputs { match *outp { - SpendableOutputDescriptor::StaticOutputRemotePayment { ref outpoint, ref output, ref key_derivation_params } => { + SpendableOutputDescriptor::StaticOutputCounterpartyPayment { ref outpoint, ref output, ref key_derivation_params } => { let input = TxIn { - previous_output: outpoint.clone(), + previous_output: outpoint.into_bitcoin_outpoint(), script_sig: Script::new(), sequence: 0, witness: Vec::new(), @@ -4651,16 +4690,16 @@ macro_rules! check_spendable_outputs { let keys = $keysinterface.derive_channel_keys($chan_value, key_derivation_params.0, key_derivation_params.1); let remotepubkey = keys.pubkeys().payment_point; let witness_script = Address::p2pkh(&::bitcoin::PublicKey{compressed: true, key: remotepubkey}, Network::Testnet).script_pubkey(); - let sighash = Message::from_slice(&bip143::SighashComponents::new(&spend_tx).sighash_all(&spend_tx.input[0], &witness_script, output.value)[..]).unwrap(); + let sighash = Message::from_slice(&bip143::SigHashCache::new(&spend_tx).signature_hash(0, &witness_script, output.value, SigHashType::All)[..]).unwrap(); let remotesig = secp_ctx.sign(&sighash, &keys.inner.payment_key); spend_tx.input[0].witness.push(remotesig.serialize_der().to_vec()); spend_tx.input[0].witness[0].push(SigHashType::All as u8); spend_tx.input[0].witness.push(remotepubkey.serialize().to_vec()); txn.push(spend_tx); }, - SpendableOutputDescriptor::DynamicOutputP2WSH { ref outpoint, ref per_commitment_point, ref to_self_delay, ref output, ref key_derivation_params, ref remote_revocation_pubkey } => { + SpendableOutputDescriptor::DynamicOutputP2WSH { ref outpoint, ref per_commitment_point, ref to_self_delay, ref output, ref key_derivation_params, ref revocation_pubkey } => { let input = TxIn { - previous_output: outpoint.clone(), + previous_output: outpoint.into_bitcoin_outpoint(), script_sig: Script::new(), sequence: *to_self_delay as u32, witness: Vec::new(), @@ -4680,8 +4719,8 @@ macro_rules! check_spendable_outputs { if let Ok(delayed_payment_key) = chan_utils::derive_private_key(&secp_ctx, &per_commitment_point, &keys.inner.delayed_payment_base_key) { let delayed_payment_pubkey = PublicKey::from_secret_key(&secp_ctx, &delayed_payment_key); - let witness_script = chan_utils::get_revokeable_redeemscript(remote_revocation_pubkey, *to_self_delay, &delayed_payment_pubkey); - let sighash = Message::from_slice(&bip143::SighashComponents::new(&spend_tx).sighash_all(&spend_tx.input[0], &witness_script, output.value)[..]).unwrap(); + let witness_script = chan_utils::get_revokeable_redeemscript(revocation_pubkey, *to_self_delay, &delayed_payment_pubkey); + let sighash = Message::from_slice(&bip143::SigHashCache::new(&spend_tx).signature_hash(0, &witness_script, output.value, SigHashType::All)[..]).unwrap(); let local_delayedsig = secp_ctx.sign(&sighash, &delayed_payment_key); spend_tx.input[0].witness.push(local_delayedsig.serialize_der().to_vec()); spend_tx.input[0].witness[0].push(SigHashType::All as u8); @@ -4693,7 +4732,7 @@ macro_rules! check_spendable_outputs { SpendableOutputDescriptor::StaticOutput { ref outpoint, ref output } => { let secp_ctx = Secp256k1::new(); let input = TxIn { - previous_output: outpoint.clone(), + previous_output: outpoint.into_bitcoin_outpoint(), script_sig: Script::new(), sequence: 0, witness: Vec::new(), @@ -4721,7 +4760,7 @@ macro_rules! check_spendable_outputs { }; let pubkey = ExtendedPubKey::from_private(&secp_ctx, &secret).public_key; let witness_script = Address::p2pkh(&pubkey, Network::Testnet).script_pubkey(); - let sighash = Message::from_slice(&bip143::SighashComponents::new(&spend_tx).sighash_all(&spend_tx.input[0], &witness_script, output.value)[..]).unwrap(); + let sighash = Message::from_slice(&bip143::SigHashCache::new(&spend_tx).signature_hash(0, &witness_script, output.value, SigHashType::All)[..]).unwrap(); let sig = secp_ctx.sign(&sighash, &secret.private_key.key); spend_tx.input[0].witness.push(sig.serialize_der().to_vec()); spend_tx.input[0].witness[0].push(SigHashType::All as u8); @@ -4758,7 +4797,7 @@ fn test_claim_sizeable_push_msat() { let header = BlockHeader { version: 0x20000000, prev_blockhash: Default::default(), merkle_root: Default::default(), time: 42, bits: 42, nonce: 42 }; nodes[1].block_notifier.block_connected(&Block { header, txdata: vec![node_txn[0].clone()] }, 0); - connect_blocks(&nodes[1].block_notifier, ANTI_REORG_DELAY - 1, 1, true, header.bitcoin_hash()); + connect_blocks(&nodes[1].block_notifier, ANTI_REORG_DELAY - 1, 1, true, header.block_hash()); let spend_txn = check_spendable_outputs!(nodes[1], 1, node_cfgs[1].keys_manager, 100000); assert_eq!(spend_txn.len(), 1); @@ -4788,7 +4827,7 @@ fn test_claim_on_remote_sizeable_push_msat() { nodes[1].block_notifier.block_connected(&Block { header, txdata: vec![node_txn[0].clone()] }, 0); check_closed_broadcast!(nodes[1], false); check_added_monitors!(nodes[1], 1); - connect_blocks(&nodes[1].block_notifier, ANTI_REORG_DELAY - 1, 1, true, header.bitcoin_hash()); + connect_blocks(&nodes[1].block_notifier, ANTI_REORG_DELAY - 1, 1, true, header.block_hash()); let spend_txn = check_spendable_outputs!(nodes[1], 1, node_cfgs[1].keys_manager, 100000); assert_eq!(spend_txn.len(), 2); @@ -4819,9 +4858,9 @@ fn test_claim_on_remote_revoked_sizeable_push_msat() { check_added_monitors!(nodes[1], 1); let node_txn = nodes[1].tx_broadcaster.txn_broadcasted.lock().unwrap(); - let header_1 = BlockHeader { version: 0x20000000, prev_blockhash: header.bitcoin_hash(), merkle_root: Default::default(), time: 42, bits: 42, nonce: 42 }; + let header_1 = BlockHeader { version: 0x20000000, prev_blockhash: header.block_hash(), merkle_root: Default::default(), time: 42, bits: 42, nonce: 42 }; nodes[1].block_notifier.block_connected(&Block { header: header_1, txdata: vec![node_txn[0].clone()] }, 1); - connect_blocks(&nodes[1].block_notifier, ANTI_REORG_DELAY - 1, 1, true, header.bitcoin_hash()); + connect_blocks(&nodes[1].block_notifier, ANTI_REORG_DELAY - 1, 1, true, header.block_hash()); let spend_txn = check_spendable_outputs!(nodes[1], 1, node_cfgs[1].keys_manager, 100000); assert_eq!(spend_txn.len(), 3); @@ -4870,9 +4909,9 @@ fn test_static_spendable_outputs_preimage_tx() { check_spends!(node_txn[1], chan_1.3); check_spends!(node_txn[2], node_txn[1]); - let header_1 = BlockHeader { version: 0x20000000, prev_blockhash: header.bitcoin_hash(), merkle_root: Default::default(), time: 42, bits: 42, nonce: 42 }; + let header_1 = BlockHeader { version: 0x20000000, prev_blockhash: header.block_hash(), merkle_root: Default::default(), time: 42, bits: 42, nonce: 42 }; nodes[1].block_notifier.block_connected(&Block { header: header_1, txdata: vec![node_txn[0].clone()] }, 1); - connect_blocks(&nodes[1].block_notifier, ANTI_REORG_DELAY - 1, 1, true, header.bitcoin_hash()); + connect_blocks(&nodes[1].block_notifier, ANTI_REORG_DELAY - 1, 1, true, header.block_hash()); let spend_txn = check_spendable_outputs!(nodes[1], 1, node_cfgs[1].keys_manager, 100000); assert_eq!(spend_txn.len(), 1); @@ -4916,9 +4955,9 @@ fn test_static_spendable_outputs_timeout_tx() { check_spends!(node_txn[1], chan_1.3.clone()); check_spends!(node_txn[2], node_txn[1]); - let header_1 = BlockHeader { version: 0x20000000, prev_blockhash: header.bitcoin_hash(), merkle_root: Default::default(), time: 42, bits: 42, nonce: 42 }; + let header_1 = BlockHeader { version: 0x20000000, prev_blockhash: header.block_hash(), merkle_root: Default::default(), time: 42, bits: 42, nonce: 42 }; nodes[1].block_notifier.block_connected(&Block { header: header_1, txdata: vec![node_txn[0].clone()] }, 1); - connect_blocks(&nodes[1].block_notifier, ANTI_REORG_DELAY - 1, 1, true, header.bitcoin_hash()); + connect_blocks(&nodes[1].block_notifier, ANTI_REORG_DELAY - 1, 1, true, header.block_hash()); expect_payment_failed!(nodes[1], our_payment_hash, true); let spend_txn = check_spendable_outputs!(nodes[1], 1, node_cfgs[1].keys_manager, 100000); @@ -4953,9 +4992,9 @@ fn test_static_spendable_outputs_justice_tx_revoked_commitment_tx() { assert_eq!(node_txn[0].input.len(), 2); check_spends!(node_txn[0], revoked_local_txn[0]); - let header_1 = BlockHeader { version: 0x20000000, prev_blockhash: header.bitcoin_hash(), merkle_root: Default::default(), time: 42, bits: 42, nonce: 42 }; + let header_1 = BlockHeader { version: 0x20000000, prev_blockhash: header.block_hash(), merkle_root: Default::default(), time: 42, bits: 42, nonce: 42 }; nodes[1].block_notifier.block_connected(&Block { header: header_1, txdata: vec![node_txn[0].clone()] }, 1); - connect_blocks(&nodes[1].block_notifier, ANTI_REORG_DELAY - 1, 1, true, header.bitcoin_hash()); + connect_blocks(&nodes[1].block_notifier, ANTI_REORG_DELAY - 1, 1, true, header.block_hash()); let spend_txn = check_spendable_outputs!(nodes[1], 1, node_cfgs[1].keys_manager, 100000); assert_eq!(spend_txn.len(), 1); @@ -4998,24 +5037,34 @@ fn test_static_spendable_outputs_justice_tx_revoked_htlc_timeout_tx() { check_added_monitors!(nodes[1], 1); let node_txn = nodes[1].tx_broadcaster.txn_broadcasted.lock().unwrap(); - assert_eq!(node_txn.len(), 4); // ChannelMonitor: justice tx on revoked commitment, justice tx on revoked HTLC-timeout, adjusted justice tx, ChannelManager: local commitment tx - assert_eq!(node_txn[0].input.len(), 2); - check_spends!(node_txn[0], revoked_local_txn[0]); - check_spends!(node_txn[1], chan_1.3); + assert_eq!(node_txn.len(), 3); // ChannelMonitor: bogus justice tx, justice tx on revoked outputs, ChannelManager: local commitment tx + // The first transaction generated is bogus - it spends both outputs of revoked_local_txn[0] + // including the one already spent by revoked_htlc_txn[0]. That's OK, we'll spend with valid + // transactions next... + assert_eq!(node_txn[0].input.len(), 3); + check_spends!(node_txn[0], revoked_local_txn[0], revoked_htlc_txn[0]); + + assert_eq!(node_txn[1].input.len(), 2); + check_spends!(node_txn[1], revoked_local_txn[0], revoked_htlc_txn[0]); + if node_txn[1].input[1].previous_output.txid == revoked_htlc_txn[0].txid() { + assert_ne!(node_txn[1].input[0].previous_output, revoked_htlc_txn[0].input[0].previous_output); + } else { + assert_eq!(node_txn[1].input[0].previous_output.txid, revoked_htlc_txn[0].txid()); + assert_ne!(node_txn[1].input[1].previous_output, revoked_htlc_txn[0].input[0].previous_output); + } + assert_eq!(node_txn[2].input.len(), 1); - check_spends!(node_txn[2], revoked_htlc_txn[0]); - assert_eq!(node_txn[3].input.len(), 1); - check_spends!(node_txn[3], revoked_local_txn[0]); + check_spends!(node_txn[2], chan_1.3); - let header_1 = BlockHeader { version: 0x20000000, prev_blockhash: header.bitcoin_hash(), merkle_root: Default::default(), time: 42, bits: 42, nonce: 42 }; - nodes[1].block_notifier.block_connected(&Block { header: header_1, txdata: vec![node_txn[0].clone(), node_txn[2].clone()] }, 1); - connect_blocks(&nodes[1].block_notifier, ANTI_REORG_DELAY - 1, 1, true, header.bitcoin_hash()); + let header_1 = BlockHeader { version: 0x20000000, prev_blockhash: header.block_hash(), merkle_root: Default::default(), time: 42, bits: 42, nonce: 42 }; + nodes[1].block_notifier.block_connected(&Block { header: header_1, txdata: vec![node_txn[1].clone()] }, 1); + connect_blocks(&nodes[1].block_notifier, ANTI_REORG_DELAY - 1, 1, true, header.block_hash()); // Check B's ChannelMonitor was able to generate the right spendable output descriptor let spend_txn = check_spendable_outputs!(nodes[1], 1, node_cfgs[1].keys_manager, 100000); - assert_eq!(spend_txn.len(), 2); - check_spends!(spend_txn[0], node_txn[0]); - check_spends!(spend_txn[1], node_txn[2]); + assert_eq!(spend_txn.len(), 1); + assert_eq!(spend_txn[0].input.len(), 1); + check_spends!(spend_txn[0], node_txn[1]); } #[test] @@ -5033,6 +5082,9 @@ fn test_static_spendable_outputs_justice_tx_revoked_htlc_success_tx() { assert_eq!(revoked_local_txn[0].input.len(), 1); assert_eq!(revoked_local_txn[0].input[0].previous_output.txid, chan_1.3.txid()); + // The to-be-revoked commitment tx should have one HTLC and one to_remote output + assert_eq!(revoked_local_txn[0].output.len(), 2); + claim_payment(&nodes[0], &vec!(&nodes[1])[..], payment_preimage, 3_000_000); let header = BlockHeader { version: 0x20000000, prev_blockhash: Default::default(), merkle_root: Default::default(), time: 42, bits: 42, nonce: 42 }; @@ -5047,6 +5099,10 @@ fn test_static_spendable_outputs_justice_tx_revoked_htlc_success_tx() { assert_eq!(revoked_htlc_txn[0].input[0].witness.last().unwrap().len(), ACCEPTED_HTLC_SCRIPT_WEIGHT); check_spends!(revoked_htlc_txn[0], revoked_local_txn[0]); + // Check that the unspent (of two) outputs on revoked_local_txn[0] is a P2WPKH: + let unspent_local_txn_output = revoked_htlc_txn[0].input[0].previous_output.vout as usize ^ 1; + assert_eq!(revoked_local_txn[0].output[unspent_local_txn_output].script_pubkey.len(), 2 + 20); // P2WPKH + // A will generate justice tx from B's revoked commitment/HTLC tx nodes[0].block_notifier.block_connected(&Block { header, txdata: vec![revoked_local_txn[0].clone(), revoked_htlc_txn[0].clone()] }, 1); check_closed_broadcast!(nodes[0], false); @@ -5054,21 +5110,39 @@ fn test_static_spendable_outputs_justice_tx_revoked_htlc_success_tx() { let node_txn = nodes[0].tx_broadcaster.txn_broadcasted.lock().unwrap(); assert_eq!(node_txn.len(), 3); // ChannelMonitor: justice tx on revoked commitment, justice tx on revoked HTLC-success, ChannelManager: local commitment tx - assert_eq!(node_txn[2].input.len(), 1); - check_spends!(node_txn[2], revoked_htlc_txn[0]); - let header_1 = BlockHeader { version: 0x20000000, prev_blockhash: header.bitcoin_hash(), merkle_root: Default::default(), time: 42, bits: 42, nonce: 42 }; - nodes[0].block_notifier.block_connected(&Block { header: header_1, txdata: vec![node_txn[0].clone(), node_txn[2].clone()] }, 1); - connect_blocks(&nodes[0].block_notifier, ANTI_REORG_DELAY - 1, 1, true, header.bitcoin_hash()); + // The first transaction generated is bogus - it spends both outputs of revoked_local_txn[0] + // including the one already spent by revoked_htlc_txn[0]. That's OK, we'll spend with valid + // transactions next... + assert_eq!(node_txn[0].input.len(), 2); + check_spends!(node_txn[0], revoked_local_txn[0], revoked_htlc_txn[0]); + if node_txn[0].input[1].previous_output.txid == revoked_htlc_txn[0].txid() { + assert_eq!(node_txn[0].input[0].previous_output, revoked_htlc_txn[0].input[0].previous_output); + } else { + assert_eq!(node_txn[0].input[0].previous_output.txid, revoked_htlc_txn[0].txid()); + assert_eq!(node_txn[0].input[1].previous_output, revoked_htlc_txn[0].input[0].previous_output); + } + + assert_eq!(node_txn[1].input.len(), 1); + check_spends!(node_txn[1], revoked_htlc_txn[0]); + + check_spends!(node_txn[2], chan_1.3); + + let header_1 = BlockHeader { version: 0x20000000, prev_blockhash: header.block_hash(), merkle_root: Default::default(), time: 42, bits: 42, nonce: 42 }; + nodes[0].block_notifier.block_connected(&Block { header: header_1, txdata: vec![node_txn[1].clone()] }, 1); + connect_blocks(&nodes[0].block_notifier, ANTI_REORG_DELAY - 1, 1, true, header.block_hash()); + + // Note that nodes[0]'s tx_broadcaster is still locked, so if we get here the channelmonitor + // didn't try to generate any new transactions. // Check A's ChannelMonitor was able to generate the right spendable output descriptor let spend_txn = check_spendable_outputs!(nodes[0], 1, node_cfgs[0].keys_manager, 100000); - assert_eq!(spend_txn.len(), 5); // Duplicated SpendableOutput due to block rescan after revoked htlc output tracking + assert_eq!(spend_txn.len(), 3); // Duplicated SpendableOutput due to block rescan after revoked htlc output tracking assert_eq!(spend_txn[0], spend_txn[1]); - assert_eq!(spend_txn[0], spend_txn[2]); + assert_eq!(spend_txn[0].input.len(), 1); check_spends!(spend_txn[0], revoked_local_txn[0]); // spending to_remote output from revoked local tx - check_spends!(spend_txn[3], node_txn[0]); // spending justice tx output from revoked local tx htlc received output - check_spends!(spend_txn[4], node_txn[2]); // spending justice tx output on htlc success tx + assert_ne!(spend_txn[0].input[0].previous_output, revoked_htlc_txn[0].input[0].previous_output); + check_spends!(spend_txn[2], node_txn[1]); // spending justice tx output on the htlc success tx } #[test] @@ -5243,7 +5317,7 @@ fn test_duplicate_payment_hash_one_failure_one_success() { check_spends!(htlc_success_txn[1], commitment_txn[0]); nodes[1].block_notifier.block_connected(&Block { header, txdata: vec![htlc_timeout_tx] }, 200); - connect_blocks(&nodes[1].block_notifier, ANTI_REORG_DELAY - 1, 200, true, header.bitcoin_hash()); + connect_blocks(&nodes[1].block_notifier, ANTI_REORG_DELAY - 1, 200, true, header.block_hash()); expect_pending_htlcs_forwardable!(nodes[1]); let htlc_updates = get_htlc_update_msgs!(nodes[1], nodes[0].node.get_our_node_id()); assert!(htlc_updates.update_add_htlcs.is_empty()); @@ -5327,9 +5401,9 @@ fn test_dynamic_spendable_outputs_local_htlc_success_tx() { vec![node_txn[0].clone(), node_txn[2].clone()] }; - let header_201 = BlockHeader { version: 0x20000000, prev_blockhash: header.bitcoin_hash(), merkle_root: Default::default(), time: 42, bits: 42, nonce: 42 }; + let header_201 = BlockHeader { version: 0x20000000, prev_blockhash: header.block_hash(), merkle_root: Default::default(), time: 42, bits: 42, nonce: 42 }; nodes[1].block_notifier.block_connected(&Block { header: header_201, txdata: node_txn.clone() }, 201); - connect_blocks(&nodes[1].block_notifier, ANTI_REORG_DELAY - 1, 201, true, header_201.bitcoin_hash()); + connect_blocks(&nodes[1].block_notifier, ANTI_REORG_DELAY - 1, 201, true, header_201.block_hash()); // Verify that B is able to spend its own HTLC-Success tx thanks to spendable output event given back by its ChannelMonitor let spend_txn = check_spendable_outputs!(nodes[1], 1, node_cfgs[1].keys_manager, 100000); @@ -5368,7 +5442,7 @@ fn do_test_fail_backwards_unrevoked_remote_announce(deliver_last_raa: bool, anno send_payment(&nodes[1], &[&nodes[2], &nodes[3], &nodes[5]], 500000, 500_000); assert_eq!(get_local_commitment_txn!(nodes[3], chan.2)[0].output.len(), 2); - let ds_dust_limit = nodes[3].node.channel_state.lock().unwrap().by_id.get(&chan.2).unwrap().our_dust_limit_satoshis; + let ds_dust_limit = nodes[3].node.channel_state.lock().unwrap().by_id.get(&chan.2).unwrap().holder_dust_limit_satoshis; // 0th HTLC: let (_, payment_hash_1) = route_payment(&nodes[0], &[&nodes[2], &nodes[3], &nodes[4]], ds_dust_limit*1000); // not added < dust limit + HTLC tx fee // 1st HTLC: @@ -5473,7 +5547,7 @@ fn do_test_fail_backwards_unrevoked_remote_announce(deliver_last_raa: bool, anno } else { nodes[2].block_notifier.block_connected(&Block { header, txdata: vec![ds_prev_commitment_tx[0].clone()]}, 1); } - connect_blocks(&nodes[2].block_notifier, ANTI_REORG_DELAY - 1, 1, true, header.bitcoin_hash()); + connect_blocks(&nodes[2].block_notifier, ANTI_REORG_DELAY - 1, 1, true, header.block_hash()); check_closed_broadcast!(nodes[2], false); expect_pending_htlcs_forwardable!(nodes[2]); check_added_monitors!(nodes[2], 3); @@ -5623,9 +5697,9 @@ fn test_dynamic_spendable_outputs_local_htlc_timeout_tx() { node_txn[0].clone() }; - let header_201 = BlockHeader { version: 0x20000000, prev_blockhash: header.bitcoin_hash(), merkle_root: Default::default(), time: 42, bits: 42, nonce: 42 }; + let header_201 = BlockHeader { version: 0x20000000, prev_blockhash: header.block_hash(), merkle_root: Default::default(), time: 42, bits: 42, nonce: 42 }; nodes[0].block_notifier.block_connected(&Block { header: header_201, txdata: vec![htlc_timeout.clone()] }, 201); - connect_blocks(&nodes[0].block_notifier, ANTI_REORG_DELAY - 1, 201, true, header_201.bitcoin_hash()); + connect_blocks(&nodes[0].block_notifier, ANTI_REORG_DELAY - 1, 201, true, header_201.block_hash()); expect_payment_failed!(nodes[0], our_payment_hash, true); // Verify that A is able to spend its own HTLC-Timeout tx thanks to spendable output event given back by its ChannelMonitor @@ -5693,9 +5767,9 @@ fn test_key_derivation_params() { node_txn[0].clone() }; - let header_201 = BlockHeader { version: 0x20000000, prev_blockhash: header.bitcoin_hash(), merkle_root: Default::default(), time: 42, bits: 42, nonce: 42 }; + let header_201 = BlockHeader { version: 0x20000000, prev_blockhash: header.block_hash(), merkle_root: Default::default(), time: 42, bits: 42, nonce: 42 }; nodes[0].block_notifier.block_connected(&Block { header: header_201, txdata: vec![htlc_timeout.clone()] }, 201); - connect_blocks(&nodes[0].block_notifier, ANTI_REORG_DELAY - 1, 201, true, header_201.bitcoin_hash()); + connect_blocks(&nodes[0].block_notifier, ANTI_REORG_DELAY - 1, 201, true, header_201.block_hash()); expect_payment_failed!(nodes[0], our_payment_hash, true); // Verify that A is able to spend its own HTLC-Timeout tx thanks to spendable output event given back by its ChannelMonitor @@ -5721,14 +5795,14 @@ fn test_static_output_closing_tx() { let header = BlockHeader { version: 0x20000000, prev_blockhash: Default::default(), merkle_root: Default::default(), time: 42, bits: 42, nonce: 42 }; nodes[0].block_notifier.block_connected(&Block { header, txdata: vec![closing_tx.clone()] }, 0); - connect_blocks(&nodes[0].block_notifier, ANTI_REORG_DELAY - 1, 0, true, header.bitcoin_hash()); + connect_blocks(&nodes[0].block_notifier, ANTI_REORG_DELAY - 1, 0, true, header.block_hash()); let spend_txn = check_spendable_outputs!(nodes[0], 2, node_cfgs[0].keys_manager, 100000); assert_eq!(spend_txn.len(), 1); check_spends!(spend_txn[0], closing_tx); nodes[1].block_notifier.block_connected(&Block { header, txdata: vec![closing_tx.clone()] }, 0); - connect_blocks(&nodes[1].block_notifier, ANTI_REORG_DELAY - 1, 0, true, header.bitcoin_hash()); + connect_blocks(&nodes[1].block_notifier, ANTI_REORG_DELAY - 1, 0, true, header.block_hash()); let spend_txn = check_spendable_outputs!(nodes[1], 2, node_cfgs[1].keys_manager, 100000); assert_eq!(spend_txn.len(), 1); @@ -5769,7 +5843,7 @@ fn do_htlc_claim_local_commitment_only(use_dust: bool) { let mut header = BlockHeader { version: 0x20000000, prev_blockhash: Default::default(), merkle_root: Default::default(), time: 42, bits: 42, nonce: 42 }; for i in 1..TEST_FINAL_CLTV - CLTV_CLAIM_BUFFER + CHAN_CONFIRM_DEPTH + 1 { nodes[1].block_notifier.block_connected_checked(&header, i, &Vec::new(), &Vec::new()); - header.prev_blockhash = header.bitcoin_hash(); + header.prev_blockhash = header.block_hash(); } test_txn_broadcast(&nodes[1], &chan, None, if use_dust { HTLCType::NONE } else { HTLCType::SUCCESS }); check_closed_broadcast!(nodes[1], false); @@ -5800,7 +5874,7 @@ fn do_htlc_claim_current_remote_commitment_only(use_dust: bool) { for i in 1..TEST_FINAL_CLTV + LATENCY_GRACE_PERIOD_BLOCKS + CHAN_CONFIRM_DEPTH + 1 { nodes[0].block_notifier.block_connected(&Block { header, txdata: Vec::new()}, i); - header.prev_blockhash = header.bitcoin_hash(); + header.prev_blockhash = header.block_hash(); } test_txn_broadcast(&nodes[0], &chan, None, HTLCType::NONE); check_closed_broadcast!(nodes[0], false); @@ -5843,7 +5917,7 @@ fn do_htlc_claim_previous_remote_commitment_only(use_dust: bool, check_revoke_no let mut header = BlockHeader { version: 0x20000000, prev_blockhash: Default::default(), merkle_root: Default::default(), time: 42, bits: 42, nonce: 42 }; for i in 1..TEST_FINAL_CLTV + LATENCY_GRACE_PERIOD_BLOCKS + CHAN_CONFIRM_DEPTH + 1 { nodes[0].block_notifier.block_connected_checked(&header, i, &Vec::new(), &Vec::new()); - header.prev_blockhash = header.bitcoin_hash(); + header.prev_blockhash = header.block_hash(); } if !check_revoke_no_close { test_txn_broadcast(&nodes[0], &chan, None, HTLCType::NONE); @@ -5882,454 +5956,6 @@ fn htlc_claim_single_commitment_only_b() { do_htlc_claim_previous_remote_commitment_only(false, true); } -fn run_onion_failure_test(_name: &str, test_case: u8, nodes: &Vec, route: &Route, payment_hash: &PaymentHash, callback_msg: F1, callback_node: F2, expected_retryable: bool, expected_error_code: Option, expected_channel_update: Option) - where F1: for <'a> FnMut(&'a mut msgs::UpdateAddHTLC), - F2: FnMut(), -{ - run_onion_failure_test_with_fail_intercept(_name, test_case, nodes, route, payment_hash, callback_msg, |_|{}, callback_node, expected_retryable, expected_error_code, expected_channel_update); -} - -// test_case -// 0: node1 fails backward -// 1: final node fails backward -// 2: payment completed but the user rejects the payment -// 3: final node fails backward (but tamper onion payloads from node0) -// 100: trigger error in the intermediate node and tamper returning fail_htlc -// 200: trigger error in the final node and tamper returning fail_htlc -fn run_onion_failure_test_with_fail_intercept(_name: &str, test_case: u8, nodes: &Vec, route: &Route, payment_hash: &PaymentHash, mut callback_msg: F1, mut callback_fail: F2, mut callback_node: F3, expected_retryable: bool, expected_error_code: Option, expected_channel_update: Option) - where F1: for <'a> FnMut(&'a mut msgs::UpdateAddHTLC), - F2: for <'a> FnMut(&'a mut msgs::UpdateFailHTLC), - F3: FnMut(), -{ - - // reset block height - let header = BlockHeader { version: 0x20000000, prev_blockhash: Default::default(), merkle_root: Default::default(), time: 42, bits: 42, nonce: 42 }; - for ix in 0..nodes.len() { - nodes[ix].block_notifier.block_connected_checked(&header, 1, &[], &[]); - } - - macro_rules! expect_event { - ($node: expr, $event_type: path) => {{ - let events = $node.node.get_and_clear_pending_events(); - assert_eq!(events.len(), 1); - match events[0] { - $event_type { .. } => {}, - _ => panic!("Unexpected event"), - } - }} - } - - macro_rules! expect_htlc_forward { - ($node: expr) => {{ - expect_event!($node, Event::PendingHTLCsForwardable); - $node.node.process_pending_htlc_forwards(); - }} - } - - // 0 ~~> 2 send payment - nodes[0].node.send_payment(&route, payment_hash.clone(), &None).unwrap(); - check_added_monitors!(nodes[0], 1); - let update_0 = get_htlc_update_msgs!(nodes[0], nodes[1].node.get_our_node_id()); - // temper update_add (0 => 1) - let mut update_add_0 = update_0.update_add_htlcs[0].clone(); - if test_case == 0 || test_case == 3 || test_case == 100 { - callback_msg(&mut update_add_0); - callback_node(); - } - // 0 => 1 update_add & CS - nodes[1].node.handle_update_add_htlc(&nodes[0].node.get_our_node_id(), &update_add_0); - commitment_signed_dance!(nodes[1], nodes[0], &update_0.commitment_signed, false, true); - - let update_1_0 = match test_case { - 0|100 => { // intermediate node failure; fail backward to 0 - let update_1_0 = get_htlc_update_msgs!(nodes[1], nodes[0].node.get_our_node_id()); - assert!(update_1_0.update_fail_htlcs.len()+update_1_0.update_fail_malformed_htlcs.len()==1 && (update_1_0.update_fail_htlcs.len()==1 || update_1_0.update_fail_malformed_htlcs.len()==1)); - update_1_0 - }, - 1|2|3|200 => { // final node failure; forwarding to 2 - assert!(nodes[1].node.get_and_clear_pending_msg_events().is_empty()); - // forwarding on 1 - if test_case != 200 { - callback_node(); - } - expect_htlc_forward!(&nodes[1]); - - let update_1 = get_htlc_update_msgs!(nodes[1], nodes[2].node.get_our_node_id()); - check_added_monitors!(&nodes[1], 1); - assert_eq!(update_1.update_add_htlcs.len(), 1); - // tamper update_add (1 => 2) - let mut update_add_1 = update_1.update_add_htlcs[0].clone(); - if test_case != 3 && test_case != 200 { - callback_msg(&mut update_add_1); - } - - // 1 => 2 - nodes[2].node.handle_update_add_htlc(&nodes[1].node.get_our_node_id(), &update_add_1); - commitment_signed_dance!(nodes[2], nodes[1], update_1.commitment_signed, false, true); - - if test_case == 2 || test_case == 200 { - expect_htlc_forward!(&nodes[2]); - expect_event!(&nodes[2], Event::PaymentReceived); - callback_node(); - expect_pending_htlcs_forwardable!(nodes[2]); - } - - let update_2_1 = get_htlc_update_msgs!(nodes[2], nodes[1].node.get_our_node_id()); - if test_case == 2 || test_case == 200 { - check_added_monitors!(&nodes[2], 1); - } - assert!(update_2_1.update_fail_htlcs.len() == 1); - - let mut fail_msg = update_2_1.update_fail_htlcs[0].clone(); - if test_case == 200 { - callback_fail(&mut fail_msg); - } - - // 2 => 1 - nodes[1].node.handle_update_fail_htlc(&nodes[2].node.get_our_node_id(), &fail_msg); - commitment_signed_dance!(nodes[1], nodes[2], update_2_1.commitment_signed, true); - - // backward fail on 1 - let update_1_0 = get_htlc_update_msgs!(nodes[1], nodes[0].node.get_our_node_id()); - assert!(update_1_0.update_fail_htlcs.len() == 1); - update_1_0 - }, - _ => unreachable!(), - }; - - // 1 => 0 commitment_signed_dance - if update_1_0.update_fail_htlcs.len() > 0 { - let mut fail_msg = update_1_0.update_fail_htlcs[0].clone(); - if test_case == 100 { - callback_fail(&mut fail_msg); - } - nodes[0].node.handle_update_fail_htlc(&nodes[1].node.get_our_node_id(), &fail_msg); - } else { - nodes[0].node.handle_update_fail_malformed_htlc(&nodes[1].node.get_our_node_id(), &update_1_0.update_fail_malformed_htlcs[0]); - }; - - commitment_signed_dance!(nodes[0], nodes[1], update_1_0.commitment_signed, false, true); - - let events = nodes[0].node.get_and_clear_pending_events(); - assert_eq!(events.len(), 1); - if let &Event::PaymentFailed { payment_hash:_, ref rejected_by_dest, ref error_code, error_data: _ } = &events[0] { - assert_eq!(*rejected_by_dest, !expected_retryable); - assert_eq!(*error_code, expected_error_code); - } else { - panic!("Uexpected event"); - } - - let events = nodes[0].node.get_and_clear_pending_msg_events(); - if expected_channel_update.is_some() { - assert_eq!(events.len(), 1); - match events[0] { - MessageSendEvent::PaymentFailureNetworkUpdate { ref update } => { - match update { - &HTLCFailChannelUpdate::ChannelUpdateMessage { .. } => { - if let HTLCFailChannelUpdate::ChannelUpdateMessage { .. } = expected_channel_update.unwrap() {} else { - panic!("channel_update not found!"); - } - }, - &HTLCFailChannelUpdate::ChannelClosed { ref short_channel_id, ref is_permanent } => { - if let HTLCFailChannelUpdate::ChannelClosed { short_channel_id: ref expected_short_channel_id, is_permanent: ref expected_is_permanent } = expected_channel_update.unwrap() { - assert!(*short_channel_id == *expected_short_channel_id); - assert!(*is_permanent == *expected_is_permanent); - } else { - panic!("Unexpected message event"); - } - }, - &HTLCFailChannelUpdate::NodeFailure { ref node_id, ref is_permanent } => { - if let HTLCFailChannelUpdate::NodeFailure { node_id: ref expected_node_id, is_permanent: ref expected_is_permanent } = expected_channel_update.unwrap() { - assert!(*node_id == *expected_node_id); - assert!(*is_permanent == *expected_is_permanent); - } else { - panic!("Unexpected message event"); - } - }, - } - }, - _ => panic!("Unexpected message event"), - } - } else { - assert_eq!(events.len(), 0); - } -} - -impl msgs::ChannelUpdate { - fn dummy() -> msgs::ChannelUpdate { - use bitcoin::secp256k1::ffi::Signature as FFISignature; - use bitcoin::secp256k1::Signature; - msgs::ChannelUpdate { - signature: Signature::from(FFISignature::new()), - contents: msgs::UnsignedChannelUpdate { - chain_hash: BlockHash::hash(&vec![0u8][..]), - short_channel_id: 0, - timestamp: 0, - flags: 0, - cltv_expiry_delta: 0, - htlc_minimum_msat: 0, - htlc_maximum_msat: OptionalField::Absent, - fee_base_msat: 0, - fee_proportional_millionths: 0, - excess_data: vec![], - } - } - } -} - -struct BogusOnionHopData { - data: Vec -} -impl BogusOnionHopData { - fn new(orig: msgs::OnionHopData) -> Self { - Self { data: orig.encode() } - } -} -impl Writeable for BogusOnionHopData { - fn write(&self, writer: &mut W) -> Result<(), io::Error> { - writer.write_all(&self.data[..]) - } -} - -#[test] -fn test_onion_failure() { - use ln::msgs::ChannelUpdate; - use ln::channelmanager::CLTV_FAR_FAR_AWAY; - use bitcoin::secp256k1; - - const BADONION: u16 = 0x8000; - const PERM: u16 = 0x4000; - const NODE: u16 = 0x2000; - const UPDATE: u16 = 0x1000; - - let chanmon_cfgs = create_chanmon_cfgs(3); - let node_cfgs = create_node_cfgs(3, &chanmon_cfgs); - let node_chanmgrs = create_node_chanmgrs(3, &node_cfgs, &[None, None, None]); - let mut nodes = create_network(3, &node_cfgs, &node_chanmgrs); - for node in nodes.iter() { - *node.keys_manager.override_session_priv.lock().unwrap() = Some(SecretKey::from_slice(&[3; 32]).unwrap()); - } - let channels = [create_announced_chan_between_nodes(&nodes, 0, 1, InitFeatures::known(), InitFeatures::known()), create_announced_chan_between_nodes(&nodes, 1, 2, InitFeatures::known(), InitFeatures::known())]; - let (_, payment_hash) = get_payment_preimage_hash!(nodes[0]); - let net_graph_msg_handler = &nodes[0].net_graph_msg_handler; - let logger = test_utils::TestLogger::new(); - let route = get_route(&nodes[0].node.get_our_node_id(), &net_graph_msg_handler.network_graph.read().unwrap(), &nodes[2].node.get_our_node_id(), None, &Vec::new(), 40000, TEST_FINAL_CLTV, &logger).unwrap(); - // positve case - send_payment(&nodes[0], &vec!(&nodes[1], &nodes[2])[..], 40000, 40_000); - - // intermediate node failure - run_onion_failure_test("invalid_realm", 0, &nodes, &route, &payment_hash, |msg| { - let session_priv = SecretKey::from_slice(&[3; 32]).unwrap(); - let cur_height = nodes[0].node.latest_block_height.load(Ordering::Acquire) as u32 + 1; - let onion_keys = onion_utils::construct_onion_keys(&Secp256k1::new(), &route.paths[0], &session_priv).unwrap(); - let (mut onion_payloads, _htlc_msat, _htlc_cltv) = onion_utils::build_onion_payloads(&route.paths[0], 40000, &None, cur_height).unwrap(); - let mut new_payloads = Vec::new(); - for payload in onion_payloads.drain(..) { - new_payloads.push(BogusOnionHopData::new(payload)); - } - // break the first (non-final) hop payload by swapping the realm (0) byte for a byte - // describing a length-1 TLV payload, which is obviously bogus. - new_payloads[0].data[0] = 1; - msg.onion_routing_packet = onion_utils::construct_onion_packet_bogus_hopdata(new_payloads, onion_keys, [0; 32], &payment_hash); - }, ||{}, true, Some(PERM|22), Some(msgs::HTLCFailChannelUpdate::ChannelClosed{short_channel_id: channels[1].0.contents.short_channel_id, is_permanent: true}));//XXX incremented channels idx here - - // final node failure - run_onion_failure_test("invalid_realm", 3, &nodes, &route, &payment_hash, |msg| { - let session_priv = SecretKey::from_slice(&[3; 32]).unwrap(); - let cur_height = nodes[0].node.latest_block_height.load(Ordering::Acquire) as u32 + 1; - let onion_keys = onion_utils::construct_onion_keys(&Secp256k1::new(), &route.paths[0], &session_priv).unwrap(); - let (mut onion_payloads, _htlc_msat, _htlc_cltv) = onion_utils::build_onion_payloads(&route.paths[0], 40000, &None, cur_height).unwrap(); - let mut new_payloads = Vec::new(); - for payload in onion_payloads.drain(..) { - new_payloads.push(BogusOnionHopData::new(payload)); - } - // break the last-hop payload by swapping the realm (0) byte for a byte describing a - // length-1 TLV payload, which is obviously bogus. - new_payloads[1].data[0] = 1; - msg.onion_routing_packet = onion_utils::construct_onion_packet_bogus_hopdata(new_payloads, onion_keys, [0; 32], &payment_hash); - }, ||{}, false, Some(PERM|22), Some(msgs::HTLCFailChannelUpdate::ChannelClosed{short_channel_id: channels[1].0.contents.short_channel_id, is_permanent: true})); - - // the following three with run_onion_failure_test_with_fail_intercept() test only the origin node - // receiving simulated fail messages - // intermediate node failure - run_onion_failure_test_with_fail_intercept("temporary_node_failure", 100, &nodes, &route, &payment_hash, |msg| { - // trigger error - msg.amount_msat -= 1; - }, |msg| { - // and tamper returning error message - let session_priv = SecretKey::from_slice(&[3; 32]).unwrap(); - let onion_keys = onion_utils::construct_onion_keys(&Secp256k1::new(), &route.paths[0], &session_priv).unwrap(); - msg.reason = onion_utils::build_first_hop_failure_packet(&onion_keys[0].shared_secret[..], NODE|2, &[0;0]); - }, ||{}, true, Some(NODE|2), Some(msgs::HTLCFailChannelUpdate::NodeFailure{node_id: route.paths[0][0].pubkey, is_permanent: false})); - - // final node failure - run_onion_failure_test_with_fail_intercept("temporary_node_failure", 200, &nodes, &route, &payment_hash, |_msg| {}, |msg| { - // and tamper returning error message - let session_priv = SecretKey::from_slice(&[3; 32]).unwrap(); - let onion_keys = onion_utils::construct_onion_keys(&Secp256k1::new(), &route.paths[0], &session_priv).unwrap(); - msg.reason = onion_utils::build_first_hop_failure_packet(&onion_keys[1].shared_secret[..], NODE|2, &[0;0]); - }, ||{ - nodes[2].node.fail_htlc_backwards(&payment_hash, &None); - }, true, Some(NODE|2), Some(msgs::HTLCFailChannelUpdate::NodeFailure{node_id: route.paths[0][1].pubkey, is_permanent: false})); - - // intermediate node failure - run_onion_failure_test_with_fail_intercept("permanent_node_failure", 100, &nodes, &route, &payment_hash, |msg| { - msg.amount_msat -= 1; - }, |msg| { - let session_priv = SecretKey::from_slice(&[3; 32]).unwrap(); - let onion_keys = onion_utils::construct_onion_keys(&Secp256k1::new(), &route.paths[0], &session_priv).unwrap(); - msg.reason = onion_utils::build_first_hop_failure_packet(&onion_keys[0].shared_secret[..], PERM|NODE|2, &[0;0]); - }, ||{}, true, Some(PERM|NODE|2), Some(msgs::HTLCFailChannelUpdate::NodeFailure{node_id: route.paths[0][0].pubkey, is_permanent: true})); - - // final node failure - run_onion_failure_test_with_fail_intercept("permanent_node_failure", 200, &nodes, &route, &payment_hash, |_msg| {}, |msg| { - let session_priv = SecretKey::from_slice(&[3; 32]).unwrap(); - let onion_keys = onion_utils::construct_onion_keys(&Secp256k1::new(), &route.paths[0], &session_priv).unwrap(); - msg.reason = onion_utils::build_first_hop_failure_packet(&onion_keys[1].shared_secret[..], PERM|NODE|2, &[0;0]); - }, ||{ - nodes[2].node.fail_htlc_backwards(&payment_hash, &None); - }, false, Some(PERM|NODE|2), Some(msgs::HTLCFailChannelUpdate::NodeFailure{node_id: route.paths[0][1].pubkey, is_permanent: true})); - - // intermediate node failure - run_onion_failure_test_with_fail_intercept("required_node_feature_missing", 100, &nodes, &route, &payment_hash, |msg| { - msg.amount_msat -= 1; - }, |msg| { - let session_priv = SecretKey::from_slice(&[3; 32]).unwrap(); - let onion_keys = onion_utils::construct_onion_keys(&Secp256k1::new(), &route.paths[0], &session_priv).unwrap(); - msg.reason = onion_utils::build_first_hop_failure_packet(&onion_keys[0].shared_secret[..], PERM|NODE|3, &[0;0]); - }, ||{ - nodes[2].node.fail_htlc_backwards(&payment_hash, &None); - }, true, Some(PERM|NODE|3), Some(msgs::HTLCFailChannelUpdate::NodeFailure{node_id: route.paths[0][0].pubkey, is_permanent: true})); - - // final node failure - run_onion_failure_test_with_fail_intercept("required_node_feature_missing", 200, &nodes, &route, &payment_hash, |_msg| {}, |msg| { - let session_priv = SecretKey::from_slice(&[3; 32]).unwrap(); - let onion_keys = onion_utils::construct_onion_keys(&Secp256k1::new(), &route.paths[0], &session_priv).unwrap(); - msg.reason = onion_utils::build_first_hop_failure_packet(&onion_keys[1].shared_secret[..], PERM|NODE|3, &[0;0]); - }, ||{ - nodes[2].node.fail_htlc_backwards(&payment_hash, &None); - }, false, Some(PERM|NODE|3), Some(msgs::HTLCFailChannelUpdate::NodeFailure{node_id: route.paths[0][1].pubkey, is_permanent: true})); - - run_onion_failure_test("invalid_onion_version", 0, &nodes, &route, &payment_hash, |msg| { msg.onion_routing_packet.version = 1; }, ||{}, true, - Some(BADONION|PERM|4), None); - - run_onion_failure_test("invalid_onion_hmac", 0, &nodes, &route, &payment_hash, |msg| { msg.onion_routing_packet.hmac = [3; 32]; }, ||{}, true, - Some(BADONION|PERM|5), None); - - run_onion_failure_test("invalid_onion_key", 0, &nodes, &route, &payment_hash, |msg| { msg.onion_routing_packet.public_key = Err(secp256k1::Error::InvalidPublicKey);}, ||{}, true, - Some(BADONION|PERM|6), None); - - run_onion_failure_test_with_fail_intercept("temporary_channel_failure", 100, &nodes, &route, &payment_hash, |msg| { - msg.amount_msat -= 1; - }, |msg| { - let session_priv = SecretKey::from_slice(&[3; 32]).unwrap(); - let onion_keys = onion_utils::construct_onion_keys(&Secp256k1::new(), &route.paths[0], &session_priv).unwrap(); - msg.reason = onion_utils::build_first_hop_failure_packet(&onion_keys[0].shared_secret[..], UPDATE|7, &ChannelUpdate::dummy().encode_with_len()[..]); - }, ||{}, true, Some(UPDATE|7), Some(msgs::HTLCFailChannelUpdate::ChannelUpdateMessage{msg: ChannelUpdate::dummy()})); - - run_onion_failure_test_with_fail_intercept("permanent_channel_failure", 100, &nodes, &route, &payment_hash, |msg| { - msg.amount_msat -= 1; - }, |msg| { - let session_priv = SecretKey::from_slice(&[3; 32]).unwrap(); - let onion_keys = onion_utils::construct_onion_keys(&Secp256k1::new(), &route.paths[0], &session_priv).unwrap(); - msg.reason = onion_utils::build_first_hop_failure_packet(&onion_keys[0].shared_secret[..], PERM|8, &[0;0]); - // short_channel_id from the processing node - }, ||{}, true, Some(PERM|8), Some(msgs::HTLCFailChannelUpdate::ChannelClosed{short_channel_id: channels[1].0.contents.short_channel_id, is_permanent: true})); - - run_onion_failure_test_with_fail_intercept("required_channel_feature_missing", 100, &nodes, &route, &payment_hash, |msg| { - msg.amount_msat -= 1; - }, |msg| { - let session_priv = SecretKey::from_slice(&[3; 32]).unwrap(); - let onion_keys = onion_utils::construct_onion_keys(&Secp256k1::new(), &route.paths[0], &session_priv).unwrap(); - msg.reason = onion_utils::build_first_hop_failure_packet(&onion_keys[0].shared_secret[..], PERM|9, &[0;0]); - // short_channel_id from the processing node - }, ||{}, true, Some(PERM|9), Some(msgs::HTLCFailChannelUpdate::ChannelClosed{short_channel_id: channels[1].0.contents.short_channel_id, is_permanent: true})); - - let mut bogus_route = route.clone(); - bogus_route.paths[0][1].short_channel_id -= 1; - run_onion_failure_test("unknown_next_peer", 0, &nodes, &bogus_route, &payment_hash, |_| {}, ||{}, true, Some(PERM|10), - Some(msgs::HTLCFailChannelUpdate::ChannelClosed{short_channel_id: bogus_route.paths[0][1].short_channel_id, is_permanent:true})); - - let amt_to_forward = nodes[1].node.channel_state.lock().unwrap().by_id.get(&channels[1].2).unwrap().get_their_htlc_minimum_msat() - 1; - let mut bogus_route = route.clone(); - let route_len = bogus_route.paths[0].len(); - bogus_route.paths[0][route_len-1].fee_msat = amt_to_forward; - run_onion_failure_test("amount_below_minimum", 0, &nodes, &bogus_route, &payment_hash, |_| {}, ||{}, true, Some(UPDATE|11), Some(msgs::HTLCFailChannelUpdate::ChannelUpdateMessage{msg: ChannelUpdate::dummy()})); - - //TODO: with new config API, we will be able to generate both valid and - //invalid channel_update cases. - run_onion_failure_test("fee_insufficient", 0, &nodes, &route, &payment_hash, |msg| { - msg.amount_msat -= 1; - }, || {}, true, Some(UPDATE|12), Some(msgs::HTLCFailChannelUpdate::ChannelClosed { short_channel_id: channels[0].0.contents.short_channel_id, is_permanent: true})); - - run_onion_failure_test("incorrect_cltv_expiry", 0, &nodes, &route, &payment_hash, |msg| { - // need to violate: cltv_expiry - cltv_expiry_delta >= outgoing_cltv_value - msg.cltv_expiry -= 1; - }, || {}, true, Some(UPDATE|13), Some(msgs::HTLCFailChannelUpdate::ChannelClosed { short_channel_id: channels[0].0.contents.short_channel_id, is_permanent: true})); - - run_onion_failure_test("expiry_too_soon", 0, &nodes, &route, &payment_hash, |msg| { - let height = msg.cltv_expiry - CLTV_CLAIM_BUFFER - LATENCY_GRACE_PERIOD_BLOCKS + 1; - let header = BlockHeader { version: 0x20000000, prev_blockhash: Default::default(), merkle_root: Default::default(), time: 42, bits: 42, nonce: 42 }; - - nodes[1].block_notifier.block_connected_checked(&header, height, &[], &[]); - }, ||{}, true, Some(UPDATE|14), Some(msgs::HTLCFailChannelUpdate::ChannelUpdateMessage{msg: ChannelUpdate::dummy()})); - - run_onion_failure_test("unknown_payment_hash", 2, &nodes, &route, &payment_hash, |_| {}, || { - nodes[2].node.fail_htlc_backwards(&payment_hash, &None); - }, false, Some(PERM|15), None); - - run_onion_failure_test("final_expiry_too_soon", 1, &nodes, &route, &payment_hash, |msg| { - let height = msg.cltv_expiry - CLTV_CLAIM_BUFFER - LATENCY_GRACE_PERIOD_BLOCKS + 1; - let header = BlockHeader { version: 0x20000000, prev_blockhash: Default::default(), merkle_root: Default::default(), time: 42, bits: 42, nonce: 42 }; - - nodes[2].block_notifier.block_connected_checked(&header, height, &[], &[]); - }, || {}, true, Some(17), None); - - run_onion_failure_test("final_incorrect_cltv_expiry", 1, &nodes, &route, &payment_hash, |_| {}, || { - for (_, pending_forwards) in nodes[1].node.channel_state.lock().unwrap().forward_htlcs.iter_mut() { - for f in pending_forwards.iter_mut() { - match f { - &mut HTLCForwardInfo::AddHTLC { ref mut forward_info, .. } => - forward_info.outgoing_cltv_value += 1, - _ => {}, - } - } - } - }, true, Some(18), None); - - run_onion_failure_test("final_incorrect_htlc_amount", 1, &nodes, &route, &payment_hash, |_| {}, || { - // violate amt_to_forward > msg.amount_msat - for (_, pending_forwards) in nodes[1].node.channel_state.lock().unwrap().forward_htlcs.iter_mut() { - for f in pending_forwards.iter_mut() { - match f { - &mut HTLCForwardInfo::AddHTLC { ref mut forward_info, .. } => - forward_info.amt_to_forward -= 1, - _ => {}, - } - } - } - }, true, Some(19), None); - - run_onion_failure_test("channel_disabled", 0, &nodes, &route, &payment_hash, |_| {}, || { - // disconnect event to the channel between nodes[1] ~ nodes[2] - nodes[1].node.peer_disconnected(&nodes[2].node.get_our_node_id(), false); - nodes[2].node.peer_disconnected(&nodes[1].node.get_our_node_id(), false); - }, true, Some(UPDATE|20), Some(msgs::HTLCFailChannelUpdate::ChannelUpdateMessage{msg: ChannelUpdate::dummy()})); - reconnect_nodes(&nodes[1], &nodes[2], (false, false), (0, 0), (0, 0), (0, 0), (0, 0), (false, false)); - - run_onion_failure_test("expiry_too_far", 0, &nodes, &route, &payment_hash, |msg| { - let session_priv = SecretKey::from_slice(&[3; 32]).unwrap(); - let mut route = route.clone(); - let height = 1; - route.paths[0][1].cltv_expiry_delta += CLTV_FAR_FAR_AWAY + route.paths[0][0].cltv_expiry_delta + 1; - let onion_keys = onion_utils::construct_onion_keys(&Secp256k1::new(), &route.paths[0], &session_priv).unwrap(); - let (onion_payloads, _, htlc_cltv) = onion_utils::build_onion_payloads(&route.paths[0], 40000, &None, height).unwrap(); - let onion_packet = onion_utils::construct_onion_packet(onion_payloads, onion_keys, [0; 32], &payment_hash); - msg.cltv_expiry = htlc_cltv; - msg.onion_routing_packet = onion_packet; - }, ||{}, true, Some(21), None); -} - #[test] #[should_panic] fn bolt2_open_channel_sending_node_checks_part1() { //This test needs to be on its own as we are catching a panic @@ -6387,7 +6013,7 @@ fn bolt2_open_channel_sending_node_checks_part2() { assert!(node0_to_1_send_open_channel.to_self_delay==BREAKDOWN_TIMEOUT); // BOLT #2 spec: Sending node must ensure the chain_hash value identifies the chain it wishes to open the channel within. - let chain_hash=genesis_block(Network::Testnet).header.bitcoin_hash(); + let chain_hash=genesis_block(Network::Testnet).header.block_hash(); assert_eq!(node0_to_1_send_open_channel.chain_hash,chain_hash); // BOLT #2 spec: Sending node must set funding_pubkey, revocation_basepoint, htlc_basepoint, payment_basepoint, and delayed_payment_basepoint to valid DER-encoded, compressed, secp256k1 pubkeys. @@ -6455,7 +6081,7 @@ fn test_fail_holding_cell_htlc_upon_free() { chan_stat = get_channel_value_stat!(nodes[0], chan.2); assert_eq!(chan_stat.holding_cell_outbound_amount_msat, 0); nodes[0].logger.assert_log("lightning::ln::channel".to_string(), "Freeing holding cell with 1 HTLC updates".to_string(), 1); - let failure_log = format!("Failed to send HTLC with payment_hash {} due to Cannot send value that would put us under local channel reserve value ({})", log_bytes!(our_payment_hash.0), chan_stat.channel_reserve_msat); + let failure_log = format!("Failed to send HTLC with payment_hash {} due to Cannot send value that would put our balance under counterparty-announced channel reserve value ({})", log_bytes!(our_payment_hash.0), chan_stat.channel_reserve_msat); nodes[0].logger.assert_log("lightning::ln::channel".to_string(), failure_log.to_string(), 1); // Check that the payment failed to be sent out. @@ -6535,7 +6161,7 @@ fn test_free_and_fail_holding_cell_htlcs() { chan_stat = get_channel_value_stat!(nodes[0], chan.2); assert_eq!(chan_stat.holding_cell_outbound_amount_msat, 0); nodes[0].logger.assert_log("lightning::ln::channel".to_string(), "Freeing holding cell with 2 HTLC updates".to_string(), 1); - let failure_log = format!("Failed to send HTLC with payment_hash {} due to Cannot send value that would put us under local channel reserve value ({})", log_bytes!(payment_hash_2.0), chan_stat.channel_reserve_msat); + let failure_log = format!("Failed to send HTLC with payment_hash {} due to Cannot send value that would put our balance under counterparty-announced channel reserve value ({})", log_bytes!(payment_hash_2.0), chan_stat.channel_reserve_msat); nodes[0].logger.assert_log("lightning::ln::channel".to_string(), failure_log.to_string(), 1); // Check that the second payment failed to be sent out. @@ -6833,7 +6459,7 @@ fn test_update_add_htlc_bolt2_sender_exceed_max_htlc_num_and_htlc_id_increment() let node_chanmgrs = create_node_chanmgrs(2, &node_cfgs, &[None, None]); let mut nodes = create_network(2, &node_cfgs, &node_chanmgrs); let chan = create_announced_chan_between_nodes_with_value(&nodes, 0, 1, 1000000, 0, InitFeatures::known(), InitFeatures::known()); - let max_accepted_htlcs = nodes[1].node.channel_state.lock().unwrap().by_id.get(&chan.2).unwrap().their_max_accepted_htlcs as u64; + let max_accepted_htlcs = nodes[1].node.channel_state.lock().unwrap().by_id.get(&chan.2).unwrap().counterparty_max_accepted_htlcs as u64; let logger = test_utils::TestLogger::new(); for i in 0..max_accepted_htlcs { @@ -6879,7 +6505,7 @@ fn test_update_add_htlc_bolt2_sender_exceed_max_htlc_value_in_flight() { let mut nodes = create_network(2, &node_cfgs, &node_chanmgrs); let channel_value = 100000; let chan = create_announced_chan_between_nodes_with_value(&nodes, 0, 1, channel_value, 0, InitFeatures::known(), InitFeatures::known()); - let max_in_flight = get_channel_value_stat!(nodes[0], chan.2).their_max_htlc_value_in_flight_msat; + let max_in_flight = get_channel_value_stat!(nodes[0], chan.2).counterparty_max_htlc_value_in_flight_msat; send_payment(&nodes[0], &vec!(&nodes[1])[..], max_in_flight, max_in_flight); @@ -6909,7 +6535,7 @@ fn test_update_add_htlc_bolt2_receiver_check_amount_received_more_than_min() { { let chan_lock = nodes[0].node.channel_state.lock().unwrap(); let channel = chan_lock.by_id.get(&chan.2).unwrap(); - htlc_minimum_msat = channel.get_our_htlc_minimum_msat(); + htlc_minimum_msat = channel.get_holder_htlc_minimum_msat(); } let (_, our_payment_hash) = get_payment_preimage_hash!(nodes[0]); @@ -7023,7 +6649,7 @@ fn test_update_add_htlc_bolt2_receiver_check_max_in_flight_msat() { nodes[0].node.send_payment(&route, our_payment_hash, &None).unwrap(); check_added_monitors!(nodes[0], 1); let mut updates = get_htlc_update_msgs!(nodes[0], nodes[1].node.get_our_node_id()); - updates.update_add_htlcs[0].amount_msat = get_channel_value_stat!(nodes[1], chan.2).their_max_htlc_value_in_flight_msat + 1; + updates.update_add_htlcs[0].amount_msat = get_channel_value_stat!(nodes[1], chan.2).counterparty_max_htlc_value_in_flight_msat + 1; nodes[1].node.handle_update_add_htlc(&nodes[0].node.get_our_node_id(), &updates.update_add_htlcs[0]); assert!(nodes[1].node.list_channels().is_empty()); @@ -7427,7 +7053,7 @@ fn do_test_failure_delay_dust_htlc_local_commitment(announce_latest: bool) { let nodes = create_network(2, &node_cfgs, &node_chanmgrs); let chan =create_announced_chan_between_nodes(&nodes, 0, 1, InitFeatures::known(), InitFeatures::known()); - let bs_dust_limit = nodes[1].node.channel_state.lock().unwrap().by_id.get(&chan.2).unwrap().our_dust_limit_satoshis; + let bs_dust_limit = nodes[1].node.channel_state.lock().unwrap().by_id.get(&chan.2).unwrap().holder_dust_limit_satoshis; // We route 2 dust-HTLCs between A and B let (_, payment_hash_1) = route_payment(&nodes[0], &[&nodes[1]], bs_dust_limit*1000); @@ -7479,7 +7105,7 @@ fn do_test_failure_delay_dust_htlc_local_commitment(announce_latest: bool) { check_added_monitors!(nodes[0], 1); assert_eq!(nodes[0].node.get_and_clear_pending_events().len(), 0); - connect_blocks(&nodes[0].block_notifier, ANTI_REORG_DELAY - 1, 1, true, header.bitcoin_hash()); + connect_blocks(&nodes[0].block_notifier, ANTI_REORG_DELAY - 1, 1, true, header.block_hash()); let events = nodes[0].node.get_and_clear_pending_events(); // Only 2 PaymentFailed events should show up, over-dust HTLC has to be failed by timeout tx assert_eq!(events.len(), 2); @@ -7519,8 +7145,8 @@ fn test_no_failure_dust_htlc_local_commitment() { // Rebalance a bit send_payment(&nodes[0], &vec!(&nodes[1])[..], 8000000, 8_000_000); - let as_dust_limit = nodes[0].node.channel_state.lock().unwrap().by_id.get(&chan.2).unwrap().our_dust_limit_satoshis; - let bs_dust_limit = nodes[1].node.channel_state.lock().unwrap().by_id.get(&chan.2).unwrap().our_dust_limit_satoshis; + let as_dust_limit = nodes[0].node.channel_state.lock().unwrap().by_id.get(&chan.2).unwrap().holder_dust_limit_satoshis; + let bs_dust_limit = nodes[1].node.channel_state.lock().unwrap().by_id.get(&chan.2).unwrap().holder_dust_limit_satoshis; // We route 2 dust-HTLCs between A and B let (preimage_1, _) = route_payment(&nodes[0], &[&nodes[1]], bs_dust_limit*1000); @@ -7551,7 +7177,7 @@ fn test_no_failure_dust_htlc_local_commitment() { assert_eq!(nodes[0].node.get_and_clear_pending_events().len(), 0); assert_eq!(nodes[0].node.get_and_clear_pending_msg_events().len(), 0); // We broadcast a few more block to check everything is all right - connect_blocks(&nodes[0].block_notifier, 20, 1, true, header.bitcoin_hash()); + connect_blocks(&nodes[0].block_notifier, 20, 1, true, header.block_hash()); assert_eq!(nodes[0].node.get_and_clear_pending_events().len(), 0); assert_eq!(nodes[0].node.get_and_clear_pending_msg_events().len(), 0); @@ -7573,7 +7199,7 @@ fn do_test_sweep_outbound_htlc_failure_update(revoked: bool, local: bool) { let nodes = create_network(3, &node_cfgs, &node_chanmgrs); let chan = create_announced_chan_between_nodes(&nodes, 0, 1, InitFeatures::known(), InitFeatures::known()); - let bs_dust_limit = nodes[1].node.channel_state.lock().unwrap().by_id.get(&chan.2).unwrap().our_dust_limit_satoshis; + let bs_dust_limit = nodes[1].node.channel_state.lock().unwrap().by_id.get(&chan.2).unwrap().holder_dust_limit_satoshis; let (_payment_preimage_1, dust_hash) = route_payment(&nodes[0], &[&nodes[1]], bs_dust_limit*1000); let (_payment_preimage_2, non_dust_hash) = route_payment(&nodes[0], &[&nodes[1]], 1000000); @@ -7596,15 +7222,15 @@ fn do_test_sweep_outbound_htlc_failure_update(revoked: bool, local: bool) { check_added_monitors!(nodes[0], 1); assert_eq!(nodes[0].node.get_and_clear_pending_events().len(), 0); timeout_tx.push(nodes[0].tx_broadcaster.txn_broadcasted.lock().unwrap()[0].clone()); - let parent_hash = connect_blocks(&nodes[0].block_notifier, ANTI_REORG_DELAY - 1, 2, true, header.bitcoin_hash()); + let parent_hash = connect_blocks(&nodes[0].block_notifier, ANTI_REORG_DELAY - 1, 2, true, header.block_hash()); expect_payment_failed!(nodes[0], dust_hash, true); assert_eq!(timeout_tx[0].input[0].witness.last().unwrap().len(), OFFERED_HTLC_SCRIPT_WEIGHT); // We fail non-dust-HTLC 2 by broadcast of local HTLC-timeout tx on local commitment tx let header_2 = BlockHeader { version: 0x20000000, prev_blockhash: parent_hash, merkle_root: Default::default(), time: 42, bits: 42, nonce: 42 }; assert_eq!(nodes[0].node.get_and_clear_pending_events().len(), 0); nodes[0].block_notifier.block_connected(&Block { header: header_2, txdata: vec![timeout_tx[0].clone()]}, 7); - let header_3 = BlockHeader { version: 0x20000000, prev_blockhash: header_2.bitcoin_hash(), merkle_root: Default::default(), time: 42, bits: 42, nonce: 42 }; - connect_blocks(&nodes[0].block_notifier, ANTI_REORG_DELAY - 1, 8, true, header_3.bitcoin_hash()); + let header_3 = BlockHeader { version: 0x20000000, prev_blockhash: header_2.block_hash(), merkle_root: Default::default(), time: 42, bits: 42, nonce: 42 }; + connect_blocks(&nodes[0].block_notifier, ANTI_REORG_DELAY - 1, 8, true, header_3.block_hash()); expect_payment_failed!(nodes[0], non_dust_hash, true); } else { // We fail dust-HTLC 1 by broadcast of remote commitment tx. If revoked, fail also non-dust HTLC @@ -7613,7 +7239,7 @@ fn do_test_sweep_outbound_htlc_failure_update(revoked: bool, local: bool) { check_added_monitors!(nodes[0], 1); assert_eq!(nodes[0].node.get_and_clear_pending_events().len(), 0); timeout_tx.push(nodes[0].tx_broadcaster.txn_broadcasted.lock().unwrap()[0].clone()); - let parent_hash = connect_blocks(&nodes[0].block_notifier, ANTI_REORG_DELAY - 1, 2, true, header.bitcoin_hash()); + let parent_hash = connect_blocks(&nodes[0].block_notifier, ANTI_REORG_DELAY - 1, 2, true, header.block_hash()); let header_2 = BlockHeader { version: 0x20000000, prev_blockhash: parent_hash, merkle_root: Default::default(), time: 42, bits: 42, nonce: 42 }; if !revoked { expect_payment_failed!(nodes[0], dust_hash, true); @@ -7621,8 +7247,8 @@ fn do_test_sweep_outbound_htlc_failure_update(revoked: bool, local: bool) { // We fail non-dust-HTLC 2 by broadcast of local timeout tx on remote commitment tx nodes[0].block_notifier.block_connected(&Block { header: header_2, txdata: vec![timeout_tx[0].clone()]}, 7); assert_eq!(nodes[0].node.get_and_clear_pending_events().len(), 0); - let header_3 = BlockHeader { version: 0x20000000, prev_blockhash: header_2.bitcoin_hash(), merkle_root: Default::default(), time: 42, bits: 42, nonce: 42 }; - connect_blocks(&nodes[0].block_notifier, ANTI_REORG_DELAY - 1, 8, true, header_3.bitcoin_hash()); + let header_3 = BlockHeader { version: 0x20000000, prev_blockhash: header_2.block_hash(), merkle_root: Default::default(), time: 42, bits: 42, nonce: 42 }; + connect_blocks(&nodes[0].block_notifier, ANTI_REORG_DELAY - 1, 8, true, header_3.block_hash()); expect_payment_failed!(nodes[0], non_dust_hash, true); } else { // If revoked, both dust & non-dust HTLCs should have been failed after ANTI_REORG_DELAY confs of revoked @@ -7851,7 +7477,7 @@ fn test_data_loss_protect() { logger: &logger, tx_broadcaster: &tx_broadcaster, default_config: UserConfig::default(), - channel_monitors: &mut channel_monitors, + channel_monitors, }).unwrap().1 }; nodes[0].node = &node_state_0; @@ -7910,7 +7536,7 @@ fn test_data_loss_protect() { assert_eq!(node_txn[0].output.len(), 2); let header = BlockHeader { version: 0x20000000, prev_blockhash: Default::default(), merkle_root: Default::default(), time: 42, bits: 42, nonce: 42}; nodes[0].block_notifier.block_connected(&Block { header, txdata: vec![node_txn[0].clone()]}, 0); - connect_blocks(&nodes[0].block_notifier, ANTI_REORG_DELAY - 1, 0, true, header.bitcoin_hash()); + connect_blocks(&nodes[0].block_notifier, ANTI_REORG_DELAY - 1, 0, true, header.block_hash()); let spend_txn = check_spendable_outputs!(nodes[0], 1, node_cfgs[0].keys_manager, 100000); assert_eq!(spend_txn.len(), 1); check_spends!(spend_txn[0], node_txn[0]); @@ -8082,7 +7708,7 @@ fn test_bump_penalty_txn_on_revoked_commitment() { }; // After exhaustion of height timer, a new bumped justice tx should have been broadcast, check it - let header = connect_blocks(&nodes[1].block_notifier, 3, 115, true, header.bitcoin_hash()); + let header = connect_blocks(&nodes[1].block_notifier, 3, 115, true, header.block_hash()); let mut penalty_2 = penalty_1; let mut feerate_2 = 0; { @@ -8166,21 +7792,23 @@ fn test_bump_penalty_txn_on_revoked_htlcs() { check_spends!(revoked_htlc_txn[0], revoked_local_txn[0]); assert_eq!(revoked_htlc_txn[1].input.len(), 1); assert_eq!(revoked_htlc_txn[1].input[0].witness.last().unwrap().len(), OFFERED_HTLC_SCRIPT_WEIGHT); + assert_eq!(revoked_htlc_txn[1].output.len(), 1); check_spends!(revoked_htlc_txn[1], revoked_local_txn[0]); } else if revoked_htlc_txn[1].input[0].witness.last().unwrap().len() == ACCEPTED_HTLC_SCRIPT_WEIGHT { assert_eq!(revoked_htlc_txn[1].input.len(), 1); check_spends!(revoked_htlc_txn[1], revoked_local_txn[0]); assert_eq!(revoked_htlc_txn[0].input.len(), 1); assert_eq!(revoked_htlc_txn[0].input[0].witness.last().unwrap().len(), OFFERED_HTLC_SCRIPT_WEIGHT); + assert_eq!(revoked_htlc_txn[0].output.len(), 1); check_spends!(revoked_htlc_txn[0], revoked_local_txn[0]); } // Broadcast set of revoked txn on A - let header_128 = connect_blocks(&nodes[0].block_notifier, 128, 0, true, header.bitcoin_hash()); + let header_128 = BlockHeader { version: 0x20000000, prev_blockhash: header.block_hash(), merkle_root: Default::default(), time: 42, bits: 42, nonce: 42 }; + nodes[0].block_notifier.block_connected(&Block { header: header_128, txdata: vec![revoked_local_txn[0].clone()] }, 128); expect_pending_htlcs_forwardable_ignore!(nodes[0]); - - let header_129 = BlockHeader { version: 0x20000000, prev_blockhash: header_128, merkle_root: Default::default(), time: 42, bits: 42, nonce: 42 }; - nodes[0].block_notifier.block_connected(&Block { header: header_129, txdata: vec![revoked_local_txn[0].clone(), revoked_htlc_txn[0].clone(), revoked_htlc_txn[1].clone()] }, 129); + let header_129 = BlockHeader { version: 0x20000000, prev_blockhash: header_128.block_hash(), merkle_root: Default::default(), time: 42, bits: 42, nonce: 42 }; + nodes[0].block_notifier.block_connected(&Block { header: header_129, txdata: vec![revoked_htlc_txn[0].clone(), revoked_htlc_txn[1].clone()] }, 129); let first; let feerate_1; let penalty_txn; @@ -8188,32 +7816,71 @@ fn test_bump_penalty_txn_on_revoked_htlcs() { let mut node_txn = nodes[0].tx_broadcaster.txn_broadcasted.lock().unwrap(); assert_eq!(node_txn.len(), 5); // 3 penalty txn on revoked commitment tx + A commitment tx + 1 penalty tnx on revoked HTLC txn // Verify claim tx are spending revoked HTLC txn + + // node_txn 0-2 each spend a separate revoked output from revoked_local_txn[0] + // Note that node_txn[0] and node_txn[1] are bogus - they double spend the revoked_htlc_txn + // which are included in the same block (they are broadcasted because we scan the + // transactions linearly and generate claims as we go, they likely should be removed in the + // future). + assert_eq!(node_txn[0].input.len(), 1); + check_spends!(node_txn[0], revoked_local_txn[0]); + assert_eq!(node_txn[1].input.len(), 1); + check_spends!(node_txn[1], revoked_local_txn[0]); + assert_eq!(node_txn[2].input.len(), 1); + check_spends!(node_txn[2], revoked_local_txn[0]); + + // Each of the three justice transactions claim a separate (single) output of the three + // available, which we check here: + assert_ne!(node_txn[0].input[0].previous_output, node_txn[1].input[0].previous_output); + assert_ne!(node_txn[0].input[0].previous_output, node_txn[2].input[0].previous_output); + assert_ne!(node_txn[1].input[0].previous_output, node_txn[2].input[0].previous_output); + + assert_eq!(node_txn[0].input[0].previous_output, revoked_htlc_txn[0].input[0].previous_output); + assert_eq!(node_txn[1].input[0].previous_output, revoked_htlc_txn[1].input[0].previous_output); + + // node_txn[3] is the local commitment tx broadcast just because (and somewhat in case of + // reorgs, though its not clear its ever worth broadcasting conflicting txn like this when + // a remote commitment tx has already been confirmed). + check_spends!(node_txn[3], chan.3); + + // node_txn[4] spends the revoked outputs from the revoked_htlc_txn (which only have one + // output, checked above). assert_eq!(node_txn[4].input.len(), 2); assert_eq!(node_txn[4].output.len(), 1); check_spends!(node_txn[4], revoked_htlc_txn[0], revoked_htlc_txn[1]); + first = node_txn[4].txid(); // Store both feerates for later comparison let fee_1 = revoked_htlc_txn[0].output[0].value + revoked_htlc_txn[1].output[0].value - node_txn[4].output[0].value; feerate_1 = fee_1 * 1000 / node_txn[4].get_weight() as u64; - penalty_txn = vec![node_txn[0].clone(), node_txn[1].clone(), node_txn[2].clone()]; + penalty_txn = vec![node_txn[2].clone()]; node_txn.clear(); } - // Connect three more block to see if bumped penalty are issued for HTLC txn - let header_130 = BlockHeader { version: 0x20000000, prev_blockhash: header_129.bitcoin_hash(), merkle_root: Default::default(), time: 42, bits: 42, nonce: 42 }; + // Connect one more block to see if bumped penalty are issued for HTLC txn + let header_130 = BlockHeader { version: 0x20000000, prev_blockhash: header_129.block_hash(), merkle_root: Default::default(), time: 42, bits: 42, nonce: 42 }; nodes[0].block_notifier.block_connected(&Block { header: header_130, txdata: penalty_txn }, 130); + let header_131 = BlockHeader { version: 0x20000000, prev_blockhash: header_130.block_hash(), merkle_root: Default::default(), time: 42, bits: 42, nonce: 42 }; + nodes[0].block_notifier.block_connected(&Block { header: header_131, txdata: Vec::new() }, 131); { let mut node_txn = nodes[0].tx_broadcaster.txn_broadcasted.lock().unwrap(); assert_eq!(node_txn.len(), 2); // 2 bumped penalty txn on revoked commitment tx check_spends!(node_txn[0], revoked_local_txn[0]); check_spends!(node_txn[1], revoked_local_txn[0]); + // Note that these are both bogus - they spend outputs already claimed in block 129: + if node_txn[0].input[0].previous_output == revoked_htlc_txn[0].input[0].previous_output { + assert_eq!(node_txn[1].input[0].previous_output, revoked_htlc_txn[1].input[0].previous_output); + } else { + assert_eq!(node_txn[0].input[0].previous_output, revoked_htlc_txn[1].input[0].previous_output); + assert_eq!(node_txn[1].input[0].previous_output, revoked_htlc_txn[0].input[0].previous_output); + } node_txn.clear(); }; // Few more blocks to confirm penalty txn - let header_135 = connect_blocks(&nodes[0].block_notifier, 5, 130, true, header_130.bitcoin_hash()); + let header_135 = connect_blocks(&nodes[0].block_notifier, 4, 131, true, header_131.block_hash()); assert!(nodes[0].tx_broadcaster.txn_broadcasted.lock().unwrap().is_empty()); let header_144 = connect_blocks(&nodes[0].block_notifier, 9, 135, true, header_135); let node_txn = { @@ -8234,7 +7901,7 @@ fn test_bump_penalty_txn_on_revoked_htlcs() { // Broadcast claim txn and confirm blocks to avoid further bumps on this outputs let header_145 = BlockHeader { version: 0x20000000, prev_blockhash: header_144, merkle_root: Default::default(), time: 42, bits: 42, nonce: 42 }; nodes[0].block_notifier.block_connected(&Block { header: header_145, txdata: node_txn }, 145); - connect_blocks(&nodes[0].block_notifier, 20, 145, true, header_145.bitcoin_hash()); + connect_blocks(&nodes[0].block_notifier, 20, 145, true, header_145.block_hash()); { let mut node_txn = nodes[0].tx_broadcaster.txn_broadcasted.lock().unwrap(); // We verify than no new transaction has been broadcast because previously @@ -8322,7 +7989,7 @@ fn test_bump_penalty_txn_on_remote_commitment() { assert_ne!(feerate_preimage, 0); // After exhaustion of height timer, new bumped claim txn should have been broadcast, check it - connect_blocks(&nodes[1].block_notifier, 15, 1, true, header.bitcoin_hash()); + connect_blocks(&nodes[1].block_notifier, 15, 1, true, header.block_hash()); { let mut node_txn = nodes[1].tx_broadcaster.txn_broadcasted.lock().unwrap(); assert_eq!(node_txn.len(), 2); @@ -8428,7 +8095,7 @@ fn test_set_outpoints_partial_claiming() { }; // Broadcast partial claim on node A, should regenerate a claiming tx with HTLC dropped - let header = BlockHeader { version: 0x20000000, prev_blockhash: header.bitcoin_hash(), merkle_root: Default::default(), time: 42, bits: 42, nonce: 42 }; + let header = BlockHeader { version: 0x20000000, prev_blockhash: header.block_hash(), merkle_root: Default::default(), time: 42, bits: 42, nonce: 42 }; nodes[0].block_notifier.block_connected(&Block { header, txdata: vec![partial_claim_tx.clone()] }, 102); { let mut node_txn = nodes[0].tx_broadcaster.txn_broadcasted.lock().unwrap(); @@ -8476,11 +8143,11 @@ fn test_counterparty_raa_skip_no_crash() { let channel_id = create_announced_chan_between_nodes(&nodes, 0, 1, InitFeatures::known(), InitFeatures::known()).2; let mut guard = nodes[0].node.channel_state.lock().unwrap(); - let local_keys = &guard.by_id.get_mut(&channel_id).unwrap().local_keys; + let keys = &guard.by_id.get_mut(&channel_id).unwrap().holder_keys; const INITIAL_COMMITMENT_NUMBER: u64 = (1 << 48) - 1; let next_per_commitment_point = PublicKey::from_secret_key(&Secp256k1::new(), - &SecretKey::from_slice(&local_keys.release_commitment_secret(INITIAL_COMMITMENT_NUMBER - 2)).unwrap()); - let per_commitment_secret = local_keys.release_commitment_secret(INITIAL_COMMITMENT_NUMBER); + &SecretKey::from_slice(&keys.release_commitment_secret(INITIAL_COMMITMENT_NUMBER - 2)).unwrap()); + let per_commitment_secret = keys.release_commitment_secret(INITIAL_COMMITMENT_NUMBER); nodes[1].node.handle_revoke_and_ack(&nodes[0].node.get_our_node_id(), &msgs::RevokeAndACK { channel_id, per_commitment_secret, next_per_commitment_point }); @@ -8528,9 +8195,9 @@ fn test_bump_txn_sanitize_tracking_maps() { node_txn.clear(); penalty_txn }; - let header_130 = BlockHeader { version: 0x20000000, prev_blockhash: header_129.bitcoin_hash(), merkle_root: Default::default(), time: 42, bits: 42, nonce: 42 }; + let header_130 = BlockHeader { version: 0x20000000, prev_blockhash: header_129.block_hash(), merkle_root: Default::default(), time: 42, bits: 42, nonce: 42 }; nodes[0].block_notifier.block_connected(&Block { header: header_130, txdata: penalty_txn }, 130); - connect_blocks(&nodes[0].block_notifier, 5, 130, false, header_130.bitcoin_hash()); + connect_blocks(&nodes[0].block_notifier, 5, 130, false, header_130.block_hash()); { let monitors = nodes[0].chan_monitor.simple_monitor.monitors.lock().unwrap(); if let Some(monitor) = monitors.get(&OutPoint { txid: chan.3.txid(), index: 0 }) { @@ -8696,3 +8363,115 @@ fn test_update_err_monitor_lockdown() { let events = nodes[0].node.get_and_clear_pending_events(); assert_eq!(events.len(), 1); } + +#[test] +fn test_concurrent_monitor_claim() { + // Watchtower A receives block, broadcasts state N, then channel receives new state N+1, + // sending it to both watchtowers, Bob accepts N+1, then receives block and broadcasts + // the latest state N+1, Alice rejects state N+1, but Bob has already broadcast it, + // state N+1 confirms. Alice claims output from state N+1. + + let chanmon_cfgs = create_chanmon_cfgs(2); + let node_cfgs = create_node_cfgs(2, &chanmon_cfgs); + let node_chanmgrs = create_node_chanmgrs(2, &node_cfgs, &[None, None]); + let mut nodes = create_network(2, &node_cfgs, &node_chanmgrs); + + // Create some initial channel + let chan_1 = create_announced_chan_between_nodes(&nodes, 0, 1, InitFeatures::known(), InitFeatures::known()); + let outpoint = OutPoint { txid: chan_1.3.txid(), index: 0 }; + + // Rebalance the network to generate htlc in the two directions + send_payment(&nodes[0], &vec!(&nodes[1])[..], 10_000_000, 10_000_000); + + // Route a HTLC from node 0 to node 1 (but don't settle) + route_payment(&nodes[0], &vec!(&nodes[1])[..], 9_000_000).0; + + // Copy SimpleManyChannelMonitor to simulate watchtower Alice and update block height her ChannelMonitor timeout HTLC onchain + let logger = test_utils::TestLogger::with_id(format!("node {}", "Alice")); + let chain_monitor = chaininterface::ChainWatchInterfaceUtil::new(Network::Testnet); + let watchtower_alice = { + let monitors = nodes[0].chan_monitor.simple_monitor.monitors.lock().unwrap(); + let monitor = monitors.get(&outpoint).unwrap(); + let mut w = test_utils::TestVecWriter(Vec::new()); + monitor.write_for_disk(&mut w).unwrap(); + let new_monitor = <(BlockHash, channelmonitor::ChannelMonitor)>::read( + &mut ::std::io::Cursor::new(&w.0)).unwrap().1; + assert!(new_monitor == *monitor); + let watchtower = test_utils::TestChannelMonitor::new(&chain_monitor, &chanmon_cfgs[0].tx_broadcaster, &logger, &chanmon_cfgs[0].fee_estimator); + assert!(watchtower.add_monitor(outpoint, new_monitor).is_ok()); + watchtower + }; + let header = BlockHeader { version: 0x20000000, prev_blockhash: Default::default(), merkle_root: Default::default(), time: 42, bits: 42, nonce: 42 }; + watchtower_alice.simple_monitor.block_connected(&header, 135, &vec![], &vec![]); + + // Watchtower Alice should have broadcast a commitment/HTLC-timeout + { + let mut txn = chanmon_cfgs[0].tx_broadcaster.txn_broadcasted.lock().unwrap(); + assert_eq!(txn.len(), 2); + txn.clear(); + } + + // Copy SimpleManyChannelMonitor to simulate watchtower Bob and make it receive a commitment update first. + let logger = test_utils::TestLogger::with_id(format!("node {}", "Bob")); + let chain_monitor = chaininterface::ChainWatchInterfaceUtil::new(Network::Testnet); + let watchtower_bob = { + let monitors = nodes[0].chan_monitor.simple_monitor.monitors.lock().unwrap(); + let monitor = monitors.get(&outpoint).unwrap(); + let mut w = test_utils::TestVecWriter(Vec::new()); + monitor.write_for_disk(&mut w).unwrap(); + let new_monitor = <(BlockHash, channelmonitor::ChannelMonitor)>::read( + &mut ::std::io::Cursor::new(&w.0)).unwrap().1; + assert!(new_monitor == *monitor); + let watchtower = test_utils::TestChannelMonitor::new(&chain_monitor, &chanmon_cfgs[0].tx_broadcaster, &logger, &chanmon_cfgs[0].fee_estimator); + assert!(watchtower.add_monitor(outpoint, new_monitor).is_ok()); + watchtower + }; + let header = BlockHeader { version: 0x20000000, prev_blockhash: Default::default(), merkle_root: Default::default(), time: 42, bits: 42, nonce: 42 }; + watchtower_bob.simple_monitor.block_connected(&header, 134, &vec![], &vec![]); + + // Route another payment to generate another update with still previous HTLC pending + let (_, payment_hash) = get_payment_preimage_hash!(nodes[0]); + { + let net_graph_msg_handler = &nodes[1].net_graph_msg_handler; + let route = get_route(&nodes[1].node.get_our_node_id(), &net_graph_msg_handler.network_graph.read().unwrap(), &nodes[0].node.get_our_node_id(), None, &Vec::new(), 3000000 , TEST_FINAL_CLTV, &logger).unwrap(); + nodes[1].node.send_payment(&route, payment_hash, &None).unwrap(); + } + check_added_monitors!(nodes[1], 1); + + let updates = get_htlc_update_msgs!(nodes[1], nodes[0].node.get_our_node_id()); + assert_eq!(updates.update_add_htlcs.len(), 1); + nodes[0].node.handle_update_add_htlc(&nodes[1].node.get_our_node_id(), &updates.update_add_htlcs[0]); + if let Some(ref mut channel) = nodes[0].node.channel_state.lock().unwrap().by_id.get_mut(&chan_1.2) { + if let Ok((_, _, _, update)) = channel.commitment_signed(&updates.commitment_signed, &node_cfgs[0].fee_estimator, &node_cfgs[0].logger) { + // Watchtower Alice should already have seen the block and reject the update + if let Err(_) = watchtower_alice.simple_monitor.update_monitor(outpoint, update.clone()) {} else { assert!(false); } + if let Ok(_) = watchtower_bob.simple_monitor.update_monitor(outpoint, update.clone()) {} else { assert!(false); } + if let Ok(_) = nodes[0].chan_monitor.update_monitor(outpoint, update) {} else { assert!(false); } + } else { assert!(false); } + } else { assert!(false); }; + // Our local monitor is in-sync and hasn't processed yet timeout + check_added_monitors!(nodes[0], 1); + + //// Provide one more block to watchtower Bob, expect broadcast of commitment and HTLC-Timeout + watchtower_bob.simple_monitor.block_connected(&header, 135, &vec![], &vec![]); + + // Watchtower Bob should have broadcast a commitment/HTLC-timeout + let bob_state_y; + { + let mut txn = chanmon_cfgs[0].tx_broadcaster.txn_broadcasted.lock().unwrap(); + assert_eq!(txn.len(), 2); + bob_state_y = txn[0].clone(); + txn.clear(); + }; + + // We confirm Bob's state Y on Alice, she should broadcast a HTLC-timeout + watchtower_alice.simple_monitor.block_connected(&header, 136, &vec![&bob_state_y][..], &vec![]); + { + let htlc_txn = chanmon_cfgs[0].tx_broadcaster.txn_broadcasted.lock().unwrap(); + // We broadcast twice the transaction, once due to the HTLC-timeout, once due + // the onchain detection of the HTLC output + assert_eq!(htlc_txn.len(), 2); + check_spends!(htlc_txn[0], bob_state_y); + check_spends!(htlc_txn[1], bob_state_y); + } +}