mine_transaction(&nodes[0], &remote_txn[0]);
check_added_monitors!(nodes[0], 1);
check_closed_event!(nodes[0], 1, ClosureReason::CommitmentTxConfirmed);
- connect_blocks(&nodes[0], TEST_FINAL_CLTV - 1); // Confirm blocks until the HTLC expires
+ connect_blocks(&nodes[0], TEST_FINAL_CLTV); // Confirm blocks until the HTLC expires
let claim_txn = nodes[0].tx_broadcaster.txn_broadcasted.lock().unwrap().clone();
assert_eq!(claim_txn.len(), 3);
test_txn_broadcast(&nodes[1], &chan_5, Some(revoked_local_txn[0].clone()), HTLCType::NONE);
mine_transaction(&nodes[0], &revoked_local_txn[0]);
- connect_blocks(&nodes[0], TEST_FINAL_CLTV - 1); // Confirm blocks until the HTLC expires
+ connect_blocks(&nodes[0], TEST_FINAL_CLTV); // Confirm blocks until the HTLC expires
// Verify broadcast of revoked HTLC-timeout
let node_txn = test_txn_broadcast(&nodes[0], &chan_5, Some(revoked_local_txn[0].clone()), HTLCType::TIMEOUT);
check_added_monitors!(nodes[0], 1);
// Verify that B's ChannelManager is able to extract preimage from HTLC Success tx and pass it backward
let header = BlockHeader { version: 0x20000000, prev_blockhash: nodes[1].best_block_hash(), merkle_root: TxMerkleNode::all_zeros(), time: 42, bits: 42, nonce: 42};
connect_block(&nodes[1], &Block { header, txdata: vec![commitment_tx[0].clone(), node_txn[0].clone(), node_txn[1].clone()]});
- connect_blocks(&nodes[1], TEST_FINAL_CLTV - 1); // Confirm blocks until the HTLC expires
+ connect_blocks(&nodes[1], TEST_FINAL_CLTV); // Confirm blocks until the HTLC expires
{
let mut added_monitors = nodes[1].chain_monitor.added_monitors.lock().unwrap();
assert_eq!(added_monitors.len(), 1);
assert_eq!(commitment_spend.input.len(), 2);
assert_eq!(commitment_spend.input[0].witness.last().unwrap().len(), OFFERED_HTLC_SCRIPT_WEIGHT);
assert_eq!(commitment_spend.input[1].witness.last().unwrap().len(), OFFERED_HTLC_SCRIPT_WEIGHT);
- assert_eq!(commitment_spend.lock_time.0, nodes[1].best_block_info().1 + 1);
+ assert_eq!(commitment_spend.lock_time.0, nodes[1].best_block_info().1);
assert!(commitment_spend.output[0].script_pubkey.is_v0_p2wpkh()); // direct payment
// We don't bother to check that B can claim the HTLC output on its commitment tx here as
// we already checked the same situation with A.
// Verify that A's ChannelManager is able to extract preimage from preimage tx and generate PaymentSent
let mut header = BlockHeader { version: 0x20000000, prev_blockhash: nodes[0].best_block_hash(), merkle_root: TxMerkleNode::all_zeros(), time: 42, bits: 42, nonce: 42};
connect_block(&nodes[0], &Block { header, txdata: vec![node_a_commitment_tx[0].clone(), commitment_spend.clone()] });
- connect_blocks(&nodes[0], TEST_FINAL_CLTV + MIN_CLTV_EXPIRY_DELTA as u32 - 1); // Confirm blocks until the HTLC expires
+ connect_blocks(&nodes[0], TEST_FINAL_CLTV + MIN_CLTV_EXPIRY_DELTA as u32); // Confirm blocks until the HTLC expires
check_closed_broadcast!(nodes[0], true);
check_added_monitors!(nodes[0], 1);
let events = nodes[0].node.get_and_clear_pending_events();
if nodes[1].connect_style.borrow().skips_blocks() {
assert_eq!(txn.len(), 1);
} else {
- assert_eq!(txn.len(), 2); // Extra rebroadcast of timeout transaction
+ assert_eq!(txn.len(), 3); // Two extra fee bumps for timeout transaction
}
- check_spends!(txn[0], commitment_tx[0]);
+ txn.iter().for_each(|tx| check_spends!(tx, commitment_tx[0]));
assert_eq!(txn[0].clone().input[0].witness.last().unwrap().len(), ACCEPTED_HTLC_SCRIPT_WEIGHT);
txn.remove(0)
};
check_spends!(commitment_tx[0], chan_1.3);
mine_transaction(&nodes[0], &commitment_tx[0]);
- connect_blocks(&nodes[0], TEST_FINAL_CLTV + MIN_CLTV_EXPIRY_DELTA as u32 - 1); // Confirm blocks until the HTLC expires
+ connect_blocks(&nodes[0], TEST_FINAL_CLTV + MIN_CLTV_EXPIRY_DELTA as u32); // Confirm blocks until the HTLC expires
check_closed_broadcast!(nodes[0], true);
check_added_monitors!(nodes[0], 1);
let node_txn = nodes[0].tx_broadcaster.txn_broadcasted.lock().unwrap().split_off(0);
assert_eq!(node_txn.len(), 3);
- assert_eq!(node_txn[0], node_txn[1]);
+ assert_eq!(node_txn[0].txid(), node_txn[1].txid());
let mut header = BlockHeader { version: 0x20000000, prev_blockhash: nodes[1].best_block_hash(), merkle_root: TxMerkleNode::all_zeros(), time: 42, bits: 42, nonce: 42 };
connect_block(&nodes[1], &Block { header, txdata: vec![node_txn[0].clone(), node_txn[1].clone()]});
MessageSendEvent::BroadcastChannelUpdate { .. } => {},
_ => panic!("Unexpected event"),
}
- connect_blocks(&nodes[1], TEST_FINAL_CLTV - 1); // Confirm blocks until the HTLC expires
+ connect_blocks(&nodes[1], TEST_FINAL_CLTV); // Confirm blocks until the HTLC expires
// Check B's monitor was able to send back output descriptor event for timeout tx on A's commitment tx
let node_txn = nodes[1].tx_broadcaster.txn_broadcasted.lock().unwrap().split_off(0);
check_closed_broadcast!(nodes[0], true);
check_added_monitors!(nodes[0], 1);
check_closed_event!(nodes[0], 1, ClosureReason::CommitmentTxConfirmed);
- connect_blocks(&nodes[0], TEST_FINAL_CLTV - 1); // Confirm blocks until the HTLC expires
+ connect_blocks(&nodes[0], TEST_FINAL_CLTV); // Confirm blocks until the HTLC expires
let revoked_htlc_txn = nodes[0].tx_broadcaster.txn_broadcasted.lock().unwrap().split_off(0);
assert_eq!(revoked_htlc_txn.len(), 1);
check_spends!(b_txn[0], commitment_tx[0]);
assert_eq!(b_txn[0].input[0].witness.clone().last().unwrap().len(), OFFERED_HTLC_SCRIPT_WEIGHT);
assert!(b_txn[0].output[0].script_pubkey.is_v0_p2wpkh()); // direct payment
- assert_eq!(b_txn[0].lock_time.0, nodes[1].best_block_info().1 + 1); // Success tx
+ assert_eq!(b_txn[0].lock_time.0, nodes[1].best_block_info().1); // Success tx
check_closed_broadcast!(nodes[1], true);
check_added_monitors!(nodes[1], 1);
check_closed_broadcast!(nodes[1], true);
check_added_monitors!(nodes[1], 1);
check_closed_event!(nodes[1], 1, ClosureReason::CommitmentTxConfirmed);
- connect_blocks(&nodes[1], TEST_FINAL_CLTV - 40 + MIN_CLTV_EXPIRY_DELTA as u32 - 1); // Confirm blocks until the HTLC expires
+ connect_blocks(&nodes[1], TEST_FINAL_CLTV - 40 + MIN_CLTV_EXPIRY_DELTA as u32); // Confirm blocks until the HTLC expires
let htlc_timeout_tx;
{ // Extract one of the two HTLC-Timeout transaction
check_closed_broadcast!(nodes[0], true);
check_added_monitors!(nodes[0], 1);
check_closed_event!(nodes[0], 1, ClosureReason::CommitmentTxConfirmed);
- connect_blocks(&nodes[0], TEST_FINAL_CLTV - 1); // Confirm blocks until the HTLC expires
+ connect_blocks(&nodes[0], TEST_FINAL_CLTV); // Confirm blocks until the HTLC expires
let htlc_timeout = {
let node_txn = nodes[0].tx_broadcaster.txn_broadcasted.lock().unwrap();
// Timeout HTLC on A's chain and so it can generate a HTLC-Timeout tx
mine_transaction(&nodes[0], &local_txn_1[0]);
- connect_blocks(&nodes[0], TEST_FINAL_CLTV - 1); // Confirm blocks until the HTLC expires
+ connect_blocks(&nodes[0], TEST_FINAL_CLTV); // Confirm blocks until the HTLC expires
check_closed_broadcast!(nodes[0], true);
check_added_monitors!(nodes[0], 1);
check_closed_event!(nodes[0], 1, ClosureReason::CommitmentTxConfirmed);
check_closed_event!(nodes[0], 1, ClosureReason::CommitmentTxConfirmed);
assert_eq!(nodes[0].node.get_and_clear_pending_events().len(), 0);
- connect_blocks(&nodes[0], TEST_FINAL_CLTV - 1); // Confirm blocks until the HTLC expires
+ connect_blocks(&nodes[0], TEST_FINAL_CLTV); // Confirm blocks until the HTLC expires
timeout_tx = nodes[0].tx_broadcaster.txn_broadcasted.lock().unwrap().drain(..)
.filter(|tx| tx.input[0].previous_output.txid == bs_commitment_tx[0].txid()).collect();
check_spends!(timeout_tx[0], bs_commitment_tx[0]);
if !revoked {
assert_eq!(timeout_tx[0].input[0].witness.last().unwrap().len(), ACCEPTED_HTLC_SCRIPT_WEIGHT);
} else {
- assert_eq!(timeout_tx[0].lock_time.0, 12);
+ assert_eq!(timeout_tx[0].lock_time.0, 11);
}
// We fail non-dust-HTLC 2 by broadcast of local timeout/revocation-claim tx
mine_transaction(&nodes[0], &timeout_tx[0]);
check_closed_broadcast!(nodes[1], true);
check_added_monitors!(nodes[1], 1);
check_closed_event!(nodes[1], 1, ClosureReason::CommitmentTxConfirmed);
- connect_blocks(&nodes[1], 49); // Confirm blocks until the HTLC expires (note CLTV was explicitly 50 above)
+ connect_blocks(&nodes[1], 50); // Confirm blocks until the HTLC expires (note CLTV was explicitly 50 above)
let revoked_htlc_txn = {
let txn = nodes[1].tx_broadcaster.unique_txn_broadcast();
expect_payment_claimed!(nodes[1], payment_hash, 3_000_000);
mine_transaction(&nodes[1], &remote_txn[0]);
check_added_monitors!(nodes[1], 2);
- connect_blocks(&nodes[1], TEST_FINAL_CLTV - 1); // Confirm blocks until the HTLC expires
+ connect_blocks(&nodes[1], TEST_FINAL_CLTV); // Confirm blocks until the HTLC expires
// One or more claim tx should have been broadcast, check it
let timeout;
assert_ne!(feerate_preimage, 0);
// After exhaustion of height timer, new bumped claim txn should have been broadcast, check it
- connect_blocks(&nodes[1], 15);
+ connect_blocks(&nodes[1], 1);
{
let mut node_txn = nodes[1].tx_broadcaster.txn_broadcasted.lock().unwrap();
assert_eq!(node_txn.len(), 1);
let block = Block { header, txdata: vec![] };
// Make the tx_broadcaster aware of enough blocks that it doesn't think we're violating
// transaction lock time requirements here.
- chanmon_cfgs[0].tx_broadcaster.blocks.lock().unwrap().resize(200, (block.clone(), 0));
+ chanmon_cfgs[0].tx_broadcaster.blocks.lock().unwrap().resize(200, (block.clone(), 200));
watchtower.chain_monitor.block_connected(&block, 200);
// Try to update ChannelMonitor
let chain_source = test_utils::TestChainSource::new(Network::Testnet);
let logger = test_utils::TestLogger::with_id(format!("node {}", "Alice"));
let persister = test_utils::TestPersister::new();
+ let alice_broadcaster = test_utils::TestBroadcaster::with_blocks(
+ Arc::new(Mutex::new(nodes[0].blocks.lock().unwrap().clone())),
+ );
let watchtower_alice = {
let new_monitor = {
let monitor = nodes[0].chain_monitor.chain_monitor.get_monitor(outpoint).unwrap();
assert!(new_monitor == *monitor);
new_monitor
};
- let watchtower = test_utils::TestChainMonitor::new(Some(&chain_source), &chanmon_cfgs[0].tx_broadcaster, &logger, &chanmon_cfgs[0].fee_estimator, &persister, &node_cfgs[0].keys_manager);
+ let watchtower = test_utils::TestChainMonitor::new(Some(&chain_source), &alice_broadcaster, &logger, &chanmon_cfgs[0].fee_estimator, &persister, &node_cfgs[0].keys_manager);
assert_eq!(watchtower.watch_channel(outpoint, new_monitor), ChannelMonitorUpdateStatus::Completed);
watchtower
};
let header = BlockHeader { version: 0x20000000, prev_blockhash: BlockHash::all_zeros(), merkle_root: TxMerkleNode::all_zeros(), time: 42, bits: 42, nonce: 42 };
let block = Block { header, txdata: vec![] };
- // Make the tx_broadcaster aware of enough blocks that it doesn't think we're violating
- // transaction lock time requirements here.
- chanmon_cfgs[0].tx_broadcaster.blocks.lock().unwrap().resize((CHAN_CONFIRM_DEPTH + 1 + TEST_FINAL_CLTV + LATENCY_GRACE_PERIOD_BLOCKS) as usize, (block.clone(), 0));
- watchtower_alice.chain_monitor.block_connected(&block, CHAN_CONFIRM_DEPTH + 1 + TEST_FINAL_CLTV + LATENCY_GRACE_PERIOD_BLOCKS);
+ // Make Alice aware of enough blocks that it doesn't think we're violating transaction lock time
+ // requirements here.
+ const HTLC_TIMEOUT_BROADCAST: u32 = CHAN_CONFIRM_DEPTH + 1 + TEST_FINAL_CLTV + LATENCY_GRACE_PERIOD_BLOCKS;
+ alice_broadcaster.blocks.lock().unwrap().resize((HTLC_TIMEOUT_BROADCAST) as usize, (block.clone(), HTLC_TIMEOUT_BROADCAST));
+ watchtower_alice.chain_monitor.block_connected(&block, HTLC_TIMEOUT_BROADCAST);
// Watchtower Alice should have broadcast a commitment/HTLC-timeout
let alice_state = {
- let mut txn = chanmon_cfgs[0].tx_broadcaster.txn_broadcast();
+ let mut txn = alice_broadcaster.txn_broadcast();
assert_eq!(txn.len(), 2);
txn.remove(0)
};
let chain_source = test_utils::TestChainSource::new(Network::Testnet);
let logger = test_utils::TestLogger::with_id(format!("node {}", "Bob"));
let persister = test_utils::TestPersister::new();
+ let bob_broadcaster = test_utils::TestBroadcaster::with_blocks(Arc::clone(&alice_broadcaster.blocks));
let watchtower_bob = {
let new_monitor = {
let monitor = nodes[0].chain_monitor.chain_monitor.get_monitor(outpoint).unwrap();
assert!(new_monitor == *monitor);
new_monitor
};
- let watchtower = test_utils::TestChainMonitor::new(Some(&chain_source), &chanmon_cfgs[0].tx_broadcaster, &logger, &chanmon_cfgs[0].fee_estimator, &persister, &node_cfgs[0].keys_manager);
+ let watchtower = test_utils::TestChainMonitor::new(Some(&chain_source), &bob_broadcaster, &logger, &chanmon_cfgs[0].fee_estimator, &persister, &node_cfgs[0].keys_manager);
assert_eq!(watchtower.watch_channel(outpoint, new_monitor), ChannelMonitorUpdateStatus::Completed);
watchtower
};
let header = BlockHeader { version: 0x20000000, prev_blockhash: BlockHash::all_zeros(), merkle_root: TxMerkleNode::all_zeros(), time: 42, bits: 42, nonce: 42 };
- watchtower_bob.chain_monitor.block_connected(&Block { header, txdata: vec![] }, CHAN_CONFIRM_DEPTH + TEST_FINAL_CLTV + LATENCY_GRACE_PERIOD_BLOCKS);
+ watchtower_bob.chain_monitor.block_connected(&Block { header, txdata: vec![] }, HTLC_TIMEOUT_BROADCAST - 1);
// Route another payment to generate another update with still previous HTLC pending
let (route, payment_hash, _, payment_secret) = get_route_and_payment_hash!(nodes[1], nodes[0], 3000000);
//// Provide one more block to watchtower Bob, expect broadcast of commitment and HTLC-Timeout
let header = BlockHeader { version: 0x20000000, prev_blockhash: BlockHash::all_zeros(), merkle_root: TxMerkleNode::all_zeros(), time: 42, bits: 42, nonce: 42 };
- watchtower_bob.chain_monitor.block_connected(&Block { header, txdata: vec![] }, CHAN_CONFIRM_DEPTH + 1 + TEST_FINAL_CLTV + LATENCY_GRACE_PERIOD_BLOCKS);
+ watchtower_bob.chain_monitor.block_connected(&Block { header, txdata: vec![] }, HTLC_TIMEOUT_BROADCAST);
// Watchtower Bob should have broadcast a commitment/HTLC-timeout
let bob_state_y;
{
- let mut txn = chanmon_cfgs[0].tx_broadcaster.txn_broadcast();
+ let mut txn = bob_broadcaster.txn_broadcast();
assert_eq!(txn.len(), 2);
bob_state_y = txn.remove(0);
};
// We confirm Bob's state Y on Alice, she should broadcast a HTLC-timeout
let header = BlockHeader { version: 0x20000000, prev_blockhash: BlockHash::all_zeros(), merkle_root: TxMerkleNode::all_zeros(), time: 42, bits: 42, nonce: 42 };
- watchtower_alice.chain_monitor.block_connected(&Block { header, txdata: vec![bob_state_y.clone()] }, CHAN_CONFIRM_DEPTH + 2 + TEST_FINAL_CLTV + LATENCY_GRACE_PERIOD_BLOCKS);
+ let height = HTLC_TIMEOUT_BROADCAST + 1;
+ connect_blocks(&nodes[0], height - nodes[0].best_block_info().1);
+ check_closed_broadcast(&nodes[0], 1, true);
+ check_closed_event(&nodes[0], 1, ClosureReason::CommitmentTxConfirmed, false);
+ watchtower_alice.chain_monitor.block_connected(&Block { header, txdata: vec![bob_state_y.clone()] }, height);
+ check_added_monitors(&nodes[0], 1);
{
- let htlc_txn = chanmon_cfgs[0].tx_broadcaster.txn_broadcast();
+ let htlc_txn = alice_broadcaster.txn_broadcast();
assert_eq!(htlc_txn.len(), 2);
check_spends!(htlc_txn[0], bob_state_y);
// Alice doesn't clean up the old HTLC claim since it hasn't seen a conflicting spend for
check_closed_broadcast!(nodes[0], true);
check_added_monitors!(nodes[0], 1);
check_closed_event!(nodes[0], 1, ClosureReason::CommitmentTxConfirmed);
- connect_blocks(&nodes[0], TEST_FINAL_CLTV - 1);
+ connect_blocks(&nodes[0], TEST_FINAL_CLTV);
let htlc_timeout = {
let node_txn = nodes[0].tx_broadcaster.txn_broadcasted.lock().unwrap();
// We should broadcast an HTLC transaction spending our funding transaction first
let spending_txn = nodes[1].tx_broadcaster.txn_broadcasted.lock().unwrap().split_off(0);
assert_eq!(spending_txn.len(), 2);
- assert_eq!(spending_txn[0], node_txn[0]);
+ assert_eq!(spending_txn[0].txid(), node_txn[0].txid());
check_spends!(spending_txn[1], node_txn[0]);
// We should also generate a SpendableOutputs event with the to_self output (as its
// timelock is up).
assert_eq!(events.len(), 1);
let mut tx = match events[0] {
Event::FundingGenerationReady { ref channel_value_satoshis, ref output_script, .. } => {
- // Timelock the transaction _beyond_ the best client height + 2.
- Transaction { version: chan_id as i32, lock_time: PackedLockTime(best_height + 3), input: vec![input], output: vec![TxOut {
+ // Timelock the transaction _beyond_ the best client height + 1.
+ Transaction { version: chan_id as i32, lock_time: PackedLockTime(best_height + 2), input: vec![input], output: vec![TxOut {
value: *channel_value_satoshis, script_pubkey: output_script.clone(),
}]}
},
_ => panic!()
}
- // However, transaction should be accepted if it's in a +2 headroom from best block.
+ // However, transaction should be accepted if it's in a +1 headroom from best block.
tx.lock_time = PackedLockTime(tx.lock_time.0 - 1);
assert!(nodes[0].node.funding_transaction_generated(&temp_channel_id, &nodes[1].node.get_our_node_id(), tx.clone()).is_ok());
get_event_msg!(nodes[0], MessageSendEvent::SendFundingCreated, nodes[1].node.get_our_node_id());