use crate::chain::channelmonitor;
use crate::chain::channelmonitor::{CLTV_CLAIM_BUFFER, LATENCY_GRACE_PERIOD_BLOCKS, ANTI_REORG_DELAY};
use crate::chain::transaction::OutPoint;
-use crate::chain::keysinterface::{BaseSign, KeysInterface};
+use crate::chain::keysinterface::{BaseSign, EntropySource, KeysInterface};
use crate::ln::{PaymentPreimage, PaymentSecret, PaymentHash};
use crate::ln::channel::{commitment_tx_base_weight, COMMITMENT_TX_WEIGHT_PER_HTLC, CONCURRENT_INBOUND_HTLC_FEE_BUFFER, FEE_SPIKE_BUFFER_FEE_INCREASE_MULTIPLE, MIN_AFFORDABLE_HTLC_COUNT};
use crate::ln::channelmanager::{self, PaymentId, RAACommitmentOrder, PaymentSendFailure, BREAKDOWN_TIMEOUT, MIN_CLTV_EXPIRY_DELTA};
connect_blocks(&nodes[0], TEST_FINAL_CLTV - 1); // Confirm blocks until the HTLC expires
let claim_txn = nodes[0].tx_broadcaster.txn_broadcasted.lock().unwrap().clone();
- assert_eq!(claim_txn.len(), 5);
+ assert_eq!(claim_txn.len(), 3);
check_spends!(claim_txn[0], remote_txn[0]); // Immediate HTLC claim with preimage
- check_spends!(claim_txn[1], chan_1.3); // Alternative commitment tx
- check_spends!(claim_txn[2], claim_txn[1]); // HTLC spend in alternative commitment tx
-
- check_spends!(claim_txn[3], remote_txn[0]);
- check_spends!(claim_txn[4], remote_txn[0]);
+ check_spends!(claim_txn[1], remote_txn[0]);
+ check_spends!(claim_txn[2], remote_txn[0]);
let preimage_tx = &claim_txn[0];
- let (preimage_bump_tx, timeout_tx) = if claim_txn[3].input[0].previous_output == preimage_tx.input[0].previous_output {
- (&claim_txn[3], &claim_txn[4])
+ let (preimage_bump_tx, timeout_tx) = if claim_txn[1].input[0].previous_output == preimage_tx.input[0].previous_output {
+ (&claim_txn[1], &claim_txn[2])
} else {
- (&claim_txn[4], &claim_txn[3])
+ (&claim_txn[2], &claim_txn[1])
};
assert_eq!(preimage_tx.input.len(), 1);
assert_eq!(node_txn.len(), 1);
mine_transaction(&nodes[0], &node_txn[0]);
check_added_monitors!(nodes[0], 1);
- test_txn_broadcast(&nodes[0], &chan_1, None, HTLCType::NONE);
+ test_txn_broadcast(&nodes[0], &chan_1, Some(node_txn[0].clone()), HTLCType::NONE);
}
check_closed_broadcast!(nodes[0], true);
assert_eq!(nodes[0].node.list_channels().len(), 0);
test_txn_broadcast(&nodes[1], &chan_2, None, HTLCType::TIMEOUT);
mine_transaction(&nodes[2], &node_txn[0]);
check_added_monitors!(nodes[2], 1);
- test_txn_broadcast(&nodes[2], &chan_2, None, HTLCType::NONE);
+ test_txn_broadcast(&nodes[2], &chan_2, Some(node_txn[0].clone()), HTLCType::NONE);
}
check_closed_broadcast!(nodes[2], true);
assert_eq!(nodes[1].node.list_channels().len(), 0);
mine_transaction(&nodes[1], &revoked_local_txn[0]);
{
let mut node_txn = nodes[1].tx_broadcaster.txn_broadcasted.lock().unwrap();
- assert_eq!(node_txn.len(), 2); // ChannelMonitor: penalty tx, ChannelManager: local commitment tx
+ assert_eq!(node_txn.len(), 1); // ChannelMonitor: penalty tx
assert_eq!(node_txn[0].input.len(), 2); // We should claim the revoked output and the HTLC output
check_spends!(node_txn[0], revoked_local_txn[0]);
node_txn.swap_remove(0);
- node_txn.truncate(1);
}
check_added_monitors!(nodes[1], 1);
check_closed_event!(nodes[1], 1, ClosureReason::CommitmentTxConfirmed);
- test_txn_broadcast(&nodes[1], &chan_5, None, HTLCType::NONE);
+ 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
mine_transaction(&nodes[0], &revoked_local_txn[0]);
{
let mut node_txn = nodes[0].tx_broadcaster.txn_broadcasted.lock().unwrap();
- assert_eq!(node_txn.len(), 2); //ChannelMonitor: penalty tx, ChannelManager: local commitment tx
+ assert_eq!(node_txn.len(), 1); // ChannelMonitor: penalty tx
assert_eq!(node_txn[0].input.len(), 1); // We claim the received HTLC output
check_spends!(node_txn[0], revoked_local_txn[0]);
node_txn.swap_remove(0);
}
check_added_monitors!(nodes[0], 1);
- test_txn_broadcast(&nodes[0], &chan_6, None, HTLCType::NONE);
+ test_txn_broadcast(&nodes[0], &chan_6, Some(revoked_local_txn[0].clone()), HTLCType::NONE);
mine_transaction(&nodes[1], &revoked_local_txn[0]);
check_closed_event!(nodes[1], 1, ClosureReason::CommitmentTxConfirmed);
check_added_monitors!(nodes[1], 1);
check_closed_event!(nodes[1], 1, ClosureReason::CommitmentTxConfirmed);
let node_txn = nodes[1].tx_broadcaster.txn_broadcasted.lock().unwrap().clone();
- assert_eq!(node_txn.len(), 2); // ChannelMonitor: justice tx against revoked to_local output, ChannelManager: local commitment tx
+ assert_eq!(node_txn.len(), 1); // ChannelMonitor: justice tx against revoked to_local output
check_spends!(node_txn[0], revoked_local_txn[0]);
- check_spends!(node_txn[1], chan_1.3);
// Inform nodes[0] that a watchtower cheated on its behalf, so it will force-close the chan
mine_transaction(&nodes[0], &revoked_local_txn[0]);
assert!(nodes[1].node.get_and_clear_pending_events().is_empty());
let node_txn = nodes[1].tx_broadcaster.txn_broadcasted.lock().unwrap().split_off(0);
- assert_eq!(node_txn.len(), 2); // ChannelMonitor: penalty tx, ChannelManager: local commitment
+ assert_eq!(node_txn.len(), 1); // ChannelMonitor: penalty tx
assert_eq!(node_txn[0].input.len(), 3); // Claim the revoked output + both revoked HTLC outputs
check_spends!(node_txn[0], revoked_local_txn[0]);
assert_eq!(*witness_lens.iter().skip(1).next().unwrap(), OFFERED_HTLC_SCRIPT_WEIGHT); // revoked offered HTLC
assert_eq!(*witness_lens.iter().skip(2).next().unwrap(), ACCEPTED_HTLC_SCRIPT_WEIGHT); // revoked received HTLC
- // Next nodes[1] broadcasts its current local tx state:
- assert_eq!(node_txn[1].input.len(), 1);
- check_spends!(node_txn[1], chan_1.3);
-
// Finally, mine the penalty transaction and check that we get an HTLC failure after
// ANTI_REORG_DELAY confirmations.
mine_transaction(&nodes[1], &node_txn[0]);
assert!(nodes[1].node.get_and_clear_pending_events().is_empty());
let node_txn = nodes[1].tx_broadcaster.txn_broadcasted.lock().unwrap().split_off(0);
- assert!(node_txn.len() == 9 || node_txn.len() == 10);
+ assert_eq!(node_txn.len(), 7);
// Check the pair local commitment and HTLC-timeout broadcast due to HTLC expiration
assert_eq!(node_txn[0].input.len(), 1);
assert_eq!(witness_script.len(), OFFERED_HTLC_SCRIPT_WEIGHT); //Spending an offered htlc output
check_spends!(node_txn[1], node_txn[0]);
- // Justice transactions are indices 1-2-4
+ // Justice transactions are indices 2-3-4
assert_eq!(node_txn[2].input.len(), 1);
assert_eq!(node_txn[3].input.len(), 1);
assert_eq!(node_txn[4].input.len(), 1);
check_closed_broadcast!(nodes[2], true);
check_added_monitors!(nodes[2], 1);
check_closed_event!(nodes[2], 1, ClosureReason::CommitmentTxConfirmed);
- let node_txn = nodes[2].tx_broadcaster.txn_broadcasted.lock().unwrap().clone(); // ChannelManager : 3 (commitment tx, 2*htlc-success tx), ChannelMonitor : 2 (2 * HTLC-Success tx)
- assert_eq!(node_txn.len(), 5);
- assert_eq!(node_txn[0], node_txn[3]);
- assert_eq!(node_txn[1], node_txn[4]);
- assert_eq!(node_txn[2], commitment_tx[0]);
+ let node_txn = nodes[2].tx_broadcaster.txn_broadcasted.lock().unwrap().clone(); // ChannelMonitor: 2 (2 * HTLC-Success tx)
+ assert_eq!(node_txn.len(), 2);
check_spends!(node_txn[0], commitment_tx[0]);
check_spends!(node_txn[1], commitment_tx[0]);
assert_eq!(node_txn[0].input[0].witness.clone().last().unwrap().len(), ACCEPTED_HTLC_SCRIPT_WEIGHT);
// 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: node_txn});
+ 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
{
let mut added_monitors = nodes[1].chain_monitor.added_monitors.lock().unwrap();
_ => panic!("Unexpected event"),
};
macro_rules! check_tx_local_broadcast {
- ($node: expr, $htlc_offered: expr, $commitment_tx: expr, $chan_tx: expr) => { {
+ ($node: expr, $htlc_offered: expr, $commitment_tx: expr) => { {
let mut node_txn = $node.tx_broadcaster.txn_broadcasted.lock().unwrap();
- assert_eq!(node_txn.len(), 3);
- // Node[1]: ChannelManager: 3 (commitment tx, 2*HTLC-Timeout tx), ChannelMonitor: 2 (timeout tx)
- // Node[0]: ChannelManager: 3 (commtiemtn tx, 2*HTLC-Timeout tx), ChannelMonitor: 2 HTLC-timeout
+ assert_eq!(node_txn.len(), 2);
+ // Node[1]: 2 * HTLC-timeout tx
+ // Node[0]: 2 * HTLC-timeout tx
+ check_spends!(node_txn[0], $commitment_tx);
check_spends!(node_txn[1], $commitment_tx);
- check_spends!(node_txn[2], $commitment_tx);
+ assert_ne!(node_txn[0].lock_time.0, 0);
assert_ne!(node_txn[1].lock_time.0, 0);
- assert_ne!(node_txn[2].lock_time.0, 0);
if $htlc_offered {
+ assert_eq!(node_txn[0].input[0].witness.last().unwrap().len(), OFFERED_HTLC_SCRIPT_WEIGHT);
assert_eq!(node_txn[1].input[0].witness.last().unwrap().len(), OFFERED_HTLC_SCRIPT_WEIGHT);
- assert_eq!(node_txn[2].input[0].witness.last().unwrap().len(), OFFERED_HTLC_SCRIPT_WEIGHT);
+ assert!(node_txn[0].output[0].script_pubkey.is_v0_p2wsh()); // revokeable output
assert!(node_txn[1].output[0].script_pubkey.is_v0_p2wsh()); // revokeable output
- assert!(node_txn[2].output[0].script_pubkey.is_v0_p2wsh()); // revokeable output
} else {
+ assert_eq!(node_txn[0].input[0].witness.last().unwrap().len(), ACCEPTED_HTLC_SCRIPT_WEIGHT);
assert_eq!(node_txn[1].input[0].witness.last().unwrap().len(), ACCEPTED_HTLC_SCRIPT_WEIGHT);
- assert_eq!(node_txn[2].input[0].witness.last().unwrap().len(), ACCEPTED_HTLC_SCRIPT_WEIGHT);
+ assert!(node_txn[0].output[0].script_pubkey.is_v0_p2wpkh()); // direct payment
assert!(node_txn[1].output[0].script_pubkey.is_v0_p2wpkh()); // direct payment
- assert!(node_txn[2].output[0].script_pubkey.is_v0_p2wpkh()); // direct payment
}
- check_spends!(node_txn[0], $chan_tx);
- assert_eq!(node_txn[0].input[0].witness.last().unwrap().len(), 71);
node_txn.clear();
} }
}
- // nodes[1] now broadcasts its own local state as a fallback, suggesting an alternate
- // commitment transaction with a corresponding HTLC-Timeout transactions, as well as a
- // timeout-claim of the output that nodes[2] just claimed via success.
- check_tx_local_broadcast!(nodes[1], false, commitment_tx[0], chan_2.3);
+ // nodes[1] now broadcasts its own timeout-claim of the output that nodes[2] just claimed via success.
+ check_tx_local_broadcast!(nodes[1], false, commitment_tx[0]);
// Broadcast legit commitment tx from A on B's chain
// Broadcast preimage tx by B on offered output from A commitment tx on A's chain
check_added_monitors!(nodes[1], 1);
check_closed_event!(nodes[1], 1, ClosureReason::CommitmentTxConfirmed);
let node_txn = nodes[1].tx_broadcaster.txn_broadcasted.lock().unwrap().clone();
- assert!(node_txn.len() == 4 || node_txn.len() == 6); // ChannelManager : 3 (commitment tx + HTLC-Sucess * 2), ChannelMonitor : 3 (HTLC-Success, 2* RBF bumps of above HTLC txn)
+ assert!(node_txn.len() == 1 || node_txn.len() == 3); // HTLC-Success, 2* RBF bumps of above HTLC txn
let commitment_spend =
- if node_txn[0].input[0].previous_output.txid == node_a_commitment_tx[0].txid() {
- if node_txn.len() == 6 {
- // In some block `ConnectionStyle`s we may avoid broadcasting the double-spending
- // transactions spending the HTLC outputs of C's commitment transaction. Otherwise,
- // check that the extra broadcasts (double-)spend those here.
+ if node_txn.len() == 1 {
+ &node_txn[0]
+ } else {
+ // Certain `ConnectStyle`s will cause RBF bumps of the previous HTLC transaction to be broadcast.
+ // FullBlockViaListen
+ if node_txn[0].input[0].previous_output.txid == node_a_commitment_tx[0].txid() {
check_spends!(node_txn[1], commitment_tx[0]);
check_spends!(node_txn[2], commitment_tx[0]);
assert_ne!(node_txn[1].input[0].previous_output.vout, node_txn[2].input[0].previous_output.vout);
+ &node_txn[0]
+ } else {
+ check_spends!(node_txn[0], commitment_tx[0]);
+ check_spends!(node_txn[1], commitment_tx[0]);
+ assert_ne!(node_txn[0].input[0].previous_output.vout, node_txn[1].input[0].previous_output.vout);
+ &node_txn[2]
}
- &node_txn[0]
- } else {
- check_spends!(node_txn[0], commitment_tx[0]);
- check_spends!(node_txn[1], commitment_tx[0]);
- assert_ne!(node_txn[0].input[0].previous_output.vout, node_txn[1].input[0].previous_output.vout);
- &node_txn[2]
};
check_spends!(commitment_spend, node_a_commitment_tx[0]);
assert_eq!(commitment_spend.input[1].witness.last().unwrap().len(), OFFERED_HTLC_SCRIPT_WEIGHT);
assert_eq!(commitment_spend.lock_time.0, 0);
assert!(commitment_spend.output[0].script_pubkey.is_v0_p2wpkh()); // direct payment
- let funding_spend_offset = if node_txn.len() == 6 { 3 } else { 1 };
- check_spends!(node_txn[funding_spend_offset], chan_1.3);
- assert_eq!(node_txn[funding_spend_offset].input[0].witness.clone().last().unwrap().len(), 71);
- check_spends!(node_txn[funding_spend_offset + 1], node_txn[funding_spend_offset]);
- check_spends!(node_txn[funding_spend_offset + 2], node_txn[funding_spend_offset]);
// 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.
_ => panic!("Unexpected event"),
}
}
- check_tx_local_broadcast!(nodes[0], true, node_a_commitment_tx[0], chan_1.3);
+ check_tx_local_broadcast!(nodes[0], true, node_a_commitment_tx[0]);
}
fn do_test_htlc_on_chain_timeout(connect_style: ConnectStyle) {
check_closed_broadcast!(nodes[2], true);
check_added_monitors!(nodes[2], 1);
check_closed_event!(nodes[2], 1, ClosureReason::CommitmentTxConfirmed);
- let node_txn = nodes[2].tx_broadcaster.txn_broadcasted.lock().unwrap().clone(); // ChannelManager : 1 (commitment tx)
- assert_eq!(node_txn.len(), 1);
- check_spends!(node_txn[0], chan_2.3);
- assert_eq!(node_txn[0].input[0].witness.last().unwrap().len(), 71);
+ let node_txn = nodes[2].tx_broadcaster.txn_broadcasted.lock().unwrap().clone();
+ assert_eq!(node_txn.len(), 0);
// Broadcast timeout transaction by B on received output from C's commitment tx on B's chain
// Verify that B's ChannelManager is able to detect that HTLC is timeout by its own tx and react backward in consequence
let timeout_tx;
{
let mut node_txn = nodes[1].tx_broadcaster.txn_broadcasted.lock().unwrap();
- assert_eq!(node_txn.len(), 5); // ChannelManager : 2 (commitment tx, HTLC-Timeout tx), ChannelMonitor : 2 (local commitment tx + HTLC-timeout), 1 timeout tx
- assert_eq!(node_txn[0], node_txn[3]);
- assert_eq!(node_txn[1], node_txn[4]);
+ assert_eq!(node_txn.len(), 3); // 2 (local commitment tx + HTLC-timeout), 1 timeout tx
check_spends!(node_txn[2], commitment_tx[0]);
assert_eq!(node_txn[2].clone().input[0].witness.last().unwrap().len(), ACCEPTED_HTLC_SCRIPT_WEIGHT);
check_closed_broadcast!(nodes[0], true);
check_added_monitors!(nodes[0], 1);
check_closed_event!(nodes[0], 1, ClosureReason::CommitmentTxConfirmed);
- let node_txn = nodes[0].tx_broadcaster.txn_broadcasted.lock().unwrap().clone(); // ChannelManager : 1 commitment tx, ChannelMonitor : 1 timeout tx
- assert_eq!(node_txn.len(), 2);
- check_spends!(node_txn[0], chan_1.3);
- assert_eq!(node_txn[0].clone().input[0].witness.last().unwrap().len(), 71);
- check_spends!(node_txn[1], commitment_tx[0]);
- assert_eq!(node_txn[1].clone().input[0].witness.last().unwrap().len(), ACCEPTED_HTLC_SCRIPT_WEIGHT);
+ let node_txn = nodes[0].tx_broadcaster.txn_broadcasted.lock().unwrap().clone(); // 1 timeout tx
+ assert_eq!(node_txn.len(), 1);
+ check_spends!(node_txn[0], commitment_tx[0]);
+ assert_eq!(node_txn[0].clone().input[0].witness.last().unwrap().len(), ACCEPTED_HTLC_SCRIPT_WEIGHT);
}
#[test]
}
// Check B's monitor was able to send back output descriptor event for preimage tx on A's commitment tx
- let node_txn = nodes[1].tx_broadcaster.txn_broadcasted.lock().unwrap().clone(); // ChannelManager : 2 (local commitment tx + HTLC-Success), ChannelMonitor: preimage tx
- assert_eq!(node_txn.len(), 3);
+ let node_txn = nodes[1].tx_broadcaster.txn_broadcasted.lock().unwrap().clone(); // ChannelMonitor: preimage tx
+ assert_eq!(node_txn.len(), 1);
check_spends!(node_txn[0], commitment_tx[0]);
assert_eq!(node_txn[0].input[0].witness.last().unwrap().len(), OFFERED_HTLC_SCRIPT_WEIGHT);
- check_spends!(node_txn[1], chan_1.3);
- check_spends!(node_txn[2], node_txn[1]);
mine_transaction(&nodes[1], &node_txn[0]);
check_closed_event!(nodes[1], 1, ClosureReason::CommitmentTxConfirmed);
// 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);
- assert_eq!(node_txn.len(), 2); // ChannelManager : 1 local commitent tx, ChannelMonitor: timeout tx
- check_spends!(node_txn[0], chan_1.3.clone());
- check_spends!(node_txn[1], commitment_tx[0].clone());
- assert_eq!(node_txn[1].input[0].witness.last().unwrap().len(), ACCEPTED_HTLC_SCRIPT_WEIGHT);
+ assert_eq!(node_txn.len(), 1); // ChannelMonitor: timeout tx
+ check_spends!(node_txn[0], commitment_tx[0].clone());
+ assert_eq!(node_txn[0].input[0].witness.last().unwrap().len(), ACCEPTED_HTLC_SCRIPT_WEIGHT);
- mine_transaction(&nodes[1], &node_txn[1]);
+ mine_transaction(&nodes[1], &node_txn[0]);
check_closed_event!(nodes[1], 1, ClosureReason::CommitmentTxConfirmed);
connect_blocks(&nodes[1], ANTI_REORG_DELAY - 1);
expect_payment_failed!(nodes[1], our_payment_hash, false);
let spend_txn = check_spendable_outputs!(nodes[1], node_cfgs[1].keys_manager);
assert_eq!(spend_txn.len(), 3); // SpendableOutput: remote_commitment_tx.to_remote, timeout_tx.output
check_spends!(spend_txn[0], commitment_tx[0]);
- check_spends!(spend_txn[1], node_txn[1]);
- check_spends!(spend_txn[2], node_txn[1], commitment_tx[0]); // All outputs
+ check_spends!(spend_txn[1], node_txn[0]);
+ check_spends!(spend_txn[2], node_txn[0], commitment_tx[0]); // All outputs
}
#[test]
check_closed_event!(nodes[1], 1, ClosureReason::CommitmentTxConfirmed);
let node_txn = nodes[1].tx_broadcaster.txn_broadcasted.lock().unwrap().clone();
- assert_eq!(node_txn.len(), 2);
+ assert_eq!(node_txn.len(), 1);
assert_eq!(node_txn[0].input.len(), 2);
check_spends!(node_txn[0], revoked_local_txn[0]);
connect_blocks(&nodes[0], TEST_FINAL_CLTV - 1); // 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(), 2);
- check_spends!(revoked_htlc_txn[0], chan_1.3);
- 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);
- check_spends!(revoked_htlc_txn[1], revoked_local_txn[0]);
- assert_ne!(revoked_htlc_txn[1].lock_time.0, 0); // HTLC-Timeout
+ assert_eq!(revoked_htlc_txn.len(), 1);
+ 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);
+ check_spends!(revoked_htlc_txn[0], revoked_local_txn[0]);
+ assert_ne!(revoked_htlc_txn[0].lock_time.0, 0); // HTLC-Timeout
// B will generate justice tx from A's revoked commitment/HTLC tx
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![revoked_local_txn[0].clone(), revoked_htlc_txn[1].clone()] });
+ connect_block(&nodes[1], &Block { header, txdata: vec![revoked_local_txn[0].clone(), revoked_htlc_txn[0].clone()] });
check_closed_broadcast!(nodes[1], true);
check_added_monitors!(nodes[1], 1);
check_closed_event!(nodes[1], 1, ClosureReason::CommitmentTxConfirmed);
let node_txn = nodes[1].tx_broadcaster.txn_broadcasted.lock().unwrap().clone();
- assert_eq!(node_txn.len(), 3); // ChannelMonitor: bogus justice tx, justice tx on revoked outputs, ChannelManager: local commitment tx
+ assert_eq!(node_txn.len(), 2); // ChannelMonitor: bogus justice tx, justice tx on revoked outputs
// The first transaction generated is bogus - it spends both outputs of revoked_local_txn[0]
// including the one already spent by revoked_htlc_txn[1]. 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[1]);
+ 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[1]);
- if node_txn[1].input[1].previous_output.txid == revoked_htlc_txn[1].txid() {
- assert_ne!(node_txn[1].input[0].previous_output, revoked_htlc_txn[1].input[0].previous_output);
+ 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[1].txid());
- assert_ne!(node_txn[1].input[1].previous_output, revoked_htlc_txn[1].input[0].previous_output);
+ 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], chan_1.3);
-
mine_transaction(&nodes[1], &node_txn[1]);
connect_blocks(&nodes[1], ANTI_REORG_DELAY - 1);
check_closed_event!(nodes[1], 1, ClosureReason::CommitmentTxConfirmed);
let revoked_htlc_txn = nodes[1].tx_broadcaster.txn_broadcasted.lock().unwrap().clone();
- assert_eq!(revoked_htlc_txn.len(), 2);
+ assert_eq!(revoked_htlc_txn.len(), 1);
assert_eq!(revoked_htlc_txn[0].input.len(), 1);
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_closed_event!(nodes[0], 1, ClosureReason::CommitmentTxConfirmed);
let node_txn = nodes[0].tx_broadcaster.txn_broadcasted.lock().unwrap().clone();
- 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.len(), 2); // ChannelMonitor: justice tx on revoked commitment, justice tx on revoked HTLC-success
// 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
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);
-
mine_transaction(&nodes[0], &node_txn[1]);
connect_blocks(&nodes[0], ANTI_REORG_DELAY - 1);
check_added_monitors!(nodes[2], 1);
check_closed_event!(nodes[2], 1, ClosureReason::CommitmentTxConfirmed);
- let c_txn = nodes[2].tx_broadcaster.txn_broadcasted.lock().unwrap().clone(); // ChannelManager : 2 (commitment tx, HTLC-Success tx), ChannelMonitor : 1 (HTLC-Success tx)
- assert_eq!(c_txn.len(), 3);
- assert_eq!(c_txn[0], c_txn[2]);
- assert_eq!(commitment_tx[0], c_txn[1]);
- check_spends!(c_txn[1], chan_2.3);
- check_spends!(c_txn[2], c_txn[1]);
- assert_eq!(c_txn[1].input[0].witness.clone().last().unwrap().len(), 71);
- assert_eq!(c_txn[2].input[0].witness.clone().last().unwrap().len(), ACCEPTED_HTLC_SCRIPT_WEIGHT);
+ let c_txn = nodes[2].tx_broadcaster.txn_broadcasted.lock().unwrap().clone(); // ChannelMonitor: 1 (HTLC-Success tx)
+ assert_eq!(c_txn.len(), 1);
+ check_spends!(c_txn[0], commitment_tx[0]);
+ assert_eq!(c_txn[0].input[0].witness.clone().last().unwrap().len(), ACCEPTED_HTLC_SCRIPT_WEIGHT);
assert!(c_txn[0].output[0].script_pubkey.is_v0_p2wsh()); // revokeable output
assert_eq!(c_txn[0].lock_time.0, 0); // Success tx
// So we broadcast C's commitment tx and HTLC-Success on B's chain, we should successfully be able to extract preimage and update downstream monitor
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![c_txn[1].clone(), c_txn[2].clone()]});
+ connect_block(&nodes[1], &Block { header, txdata: vec![commitment_tx[0].clone(), c_txn[0].clone()]});
check_added_monitors!(nodes[1], 1);
let events = nodes[1].node.get_and_clear_pending_events();
assert_eq!(events.len(), 2);
},
_ => panic!("Unexpected event"),
}
- {
- let mut b_txn = nodes[1].tx_broadcaster.txn_broadcasted.lock().unwrap();
- // ChannelMonitor: claim tx
- assert_eq!(b_txn.len(), 1);
- check_spends!(b_txn[0], chan_2.3); // B local commitment tx, issued by ChannelManager
- b_txn.clear();
- }
check_added_monitors!(nodes[1], 1);
let msg_events = nodes[1].node.get_and_clear_pending_msg_events();
assert_eq!(msg_events.len(), 3);
mine_transaction(&nodes[1], &commitment_tx[0]);
check_closed_event!(nodes[1], 1, ClosureReason::CommitmentTxConfirmed);
let b_txn = nodes[1].tx_broadcaster.txn_broadcasted.lock().unwrap().clone();
- // ChannelMonitor: HTLC-Success tx, ChannelManager: local commitment tx + HTLC-Success tx
- assert_eq!(b_txn.len(), 3);
- check_spends!(b_txn[1], chan_1.3);
- check_spends!(b_txn[2], b_txn[1]);
+ // ChannelMonitor: HTLC-Success tx
+ assert_eq!(b_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
let htlc_timeout_tx;
{ // Extract one of the two HTLC-Timeout transaction
let node_txn = nodes[1].tx_broadcaster.txn_broadcasted.lock().unwrap();
- // ChannelMonitor: timeout tx * 2-or-3, ChannelManager: local commitment tx
- assert!(node_txn.len() == 4 || node_txn.len() == 3);
- check_spends!(node_txn[0], chan_2.3);
+ // ChannelMonitor: timeout tx * 2-or-3
+ assert!(node_txn.len() == 2 || node_txn.len() == 3);
- check_spends!(node_txn[1], commitment_txn[0]);
- assert_eq!(node_txn[1].input.len(), 1);
+ check_spends!(node_txn[0], commitment_txn[0]);
+ assert_eq!(node_txn[0].input.len(), 1);
- if node_txn.len() > 3 {
- check_spends!(node_txn[2], commitment_txn[0]);
- assert_eq!(node_txn[2].input.len(), 1);
- assert_eq!(node_txn[1].input[0].previous_output, node_txn[2].input[0].previous_output);
+ if node_txn.len() > 2 {
+ check_spends!(node_txn[1], commitment_txn[0]);
+ assert_eq!(node_txn[1].input.len(), 1);
+ assert_eq!(node_txn[0].input[0].previous_output, node_txn[1].input[0].previous_output);
- check_spends!(node_txn[3], commitment_txn[0]);
- assert_ne!(node_txn[1].input[0].previous_output, node_txn[3].input[0].previous_output);
- } else {
check_spends!(node_txn[2], commitment_txn[0]);
- assert_ne!(node_txn[1].input[0].previous_output, node_txn[2].input[0].previous_output);
+ assert_ne!(node_txn[0].input[0].previous_output, node_txn[2].input[0].previous_output);
+ } else {
+ check_spends!(node_txn[1], commitment_txn[0]);
+ assert_ne!(node_txn[0].input[0].previous_output, node_txn[1].input[0].previous_output);
}
+ assert_eq!(node_txn[0].input[0].witness.last().unwrap().len(), ACCEPTED_HTLC_SCRIPT_WEIGHT);
assert_eq!(node_txn[1].input[0].witness.last().unwrap().len(), ACCEPTED_HTLC_SCRIPT_WEIGHT);
- assert_eq!(node_txn[2].input[0].witness.last().unwrap().len(), ACCEPTED_HTLC_SCRIPT_WEIGHT);
- if node_txn.len() > 3 {
- assert_eq!(node_txn[3].input[0].witness.last().unwrap().len(), ACCEPTED_HTLC_SCRIPT_WEIGHT);
+ if node_txn.len() > 2 {
+ assert_eq!(node_txn[2].input[0].witness.last().unwrap().len(), ACCEPTED_HTLC_SCRIPT_WEIGHT);
}
- htlc_timeout_tx = node_txn[1].clone();
+ htlc_timeout_tx = node_txn[0].clone();
}
nodes[2].node.claim_funds(our_payment_preimage);
_ => panic!("Unexepected event"),
}
let htlc_success_txn: Vec<_> = nodes[2].tx_broadcaster.txn_broadcasted.lock().unwrap().clone();
- assert_eq!(htlc_success_txn.len(), 5); // ChannelMonitor: HTLC-Success txn (*2 due to 2-HTLC outputs), ChannelManager: local commitment tx + HTLC-Success txn (*2 due to 2-HTLC outputs)
+ assert_eq!(htlc_success_txn.len(), 2); // ChannelMonitor: HTLC-Success txn (*2 due to 2-HTLC outputs)
check_spends!(htlc_success_txn[0], commitment_txn[0]);
check_spends!(htlc_success_txn[1], commitment_txn[0]);
assert_eq!(htlc_success_txn[0].input.len(), 1);
assert_eq!(htlc_success_txn[1].input.len(), 1);
assert_eq!(htlc_success_txn[1].input[0].witness.last().unwrap().len(), ACCEPTED_HTLC_SCRIPT_WEIGHT);
assert_ne!(htlc_success_txn[0].input[0].previous_output, htlc_success_txn[1].input[0].previous_output);
- assert_eq!(htlc_success_txn[2], commitment_txn[0]);
- assert_eq!(htlc_success_txn[3], htlc_success_txn[0]);
- assert_eq!(htlc_success_txn[4], htlc_success_txn[1]);
assert_ne!(htlc_success_txn[1].input[0].previous_output, htlc_timeout_tx.input[0].previous_output);
mine_transaction(&nodes[1], &htlc_timeout_tx);
}
let node_tx = {
let node_txn = nodes[1].tx_broadcaster.txn_broadcasted.lock().unwrap();
- assert_eq!(node_txn.len(), 3);
- assert_eq!(node_txn[0], node_txn[2]);
- assert_eq!(node_txn[1], local_txn[0]);
+ assert_eq!(node_txn.len(), 1);
assert_eq!(node_txn[0].input.len(), 1);
assert_eq!(node_txn[0].input[0].witness.last().unwrap().len(), ACCEPTED_HTLC_SCRIPT_WEIGHT);
check_spends!(node_txn[0], local_txn[0]);
let htlc_timeout = {
let node_txn = nodes[0].tx_broadcaster.txn_broadcasted.lock().unwrap();
- assert_eq!(node_txn.len(), 2);
- check_spends!(node_txn[0], chan_1.3);
- assert_eq!(node_txn[1].input.len(), 1);
- assert_eq!(node_txn[1].input[0].witness.last().unwrap().len(), OFFERED_HTLC_SCRIPT_WEIGHT);
- check_spends!(node_txn[1], local_txn[0]);
- node_txn[1].clone()
+ assert_eq!(node_txn.len(), 1);
+ assert_eq!(node_txn[0].input.len(), 1);
+ assert_eq!(node_txn[0].input[0].witness.last().unwrap().len(), OFFERED_HTLC_SCRIPT_WEIGHT);
+ check_spends!(node_txn[0], local_txn[0]);
+ node_txn[0].clone()
};
mine_transaction(&nodes[0], &htlc_timeout);
let htlc_timeout = {
let node_txn = nodes[0].tx_broadcaster.txn_broadcasted.lock().unwrap();
- assert_eq!(node_txn[1].input.len(), 1);
- assert_eq!(node_txn[1].input[0].witness.last().unwrap().len(), OFFERED_HTLC_SCRIPT_WEIGHT);
- check_spends!(node_txn[1], local_txn_1[0]);
- node_txn[1].clone()
+ assert_eq!(node_txn.len(), 1);
+ assert_eq!(node_txn[0].input.len(), 1);
+ assert_eq!(node_txn[0].input[0].witness.last().unwrap().len(), OFFERED_HTLC_SCRIPT_WEIGHT);
+ check_spends!(node_txn[0], local_txn_1[0]);
+ node_txn[0].clone()
};
mine_transaction(&nodes[0], &htlc_timeout);
check_closed_broadcast!(nodes[0], true);
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()[1].clone());
+ timeout_tx.push(nodes[0].tx_broadcaster.txn_broadcasted.lock().unwrap()[0].clone());
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
assert_eq!(nodes[0].node.get_and_clear_pending_events().len(), 0);
let feerate_1;
{
let mut node_txn = nodes[1].tx_broadcaster.txn_broadcasted.lock().unwrap();
- assert_eq!(node_txn.len(), 2); // justice tx (broadcasted from ChannelMonitor) + local commitment tx
+ assert_eq!(node_txn.len(), 1); // justice tx (broadcasted from ChannelMonitor)
assert_eq!(node_txn[0].input.len(), 3); // Penalty txn claims to_local, offered_htlc and received_htlc outputs
assert_eq!(node_txn[0].output.len(), 1);
check_spends!(node_txn[0], revoked_txn[0]);
connect_blocks(&nodes[1], 49); // Confirm blocks until the HTLC expires (note CLTV was explicitly 50 above)
let revoked_htlc_txn = nodes[1].tx_broadcaster.txn_broadcasted.lock().unwrap().split_off(0);
- assert_eq!(revoked_htlc_txn.len(), 3);
- check_spends!(revoked_htlc_txn[1], chan.3);
+ assert_eq!(revoked_htlc_txn.len(), 2);
assert_eq!(revoked_htlc_txn[0].input[0].witness.last().unwrap().len(), ACCEPTED_HTLC_SCRIPT_WEIGHT);
assert_eq!(revoked_htlc_txn[0].input.len(), 1);
check_spends!(revoked_htlc_txn[0], revoked_local_txn[0]);
- assert_eq!(revoked_htlc_txn[2].input.len(), 1);
- assert_eq!(revoked_htlc_txn[2].input[0].witness.last().unwrap().len(), OFFERED_HTLC_SCRIPT_WEIGHT);
- assert_eq!(revoked_htlc_txn[2].output.len(), 1);
- check_spends!(revoked_htlc_txn[2], 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]);
// Broadcast set of revoked txn on A
let hash_128 = connect_blocks(&nodes[0], 40);
let header_11 = BlockHeader { version: 0x20000000, prev_blockhash: hash_128, merkle_root: TxMerkleNode::all_zeros(), time: 42, bits: 42, nonce: 42 };
connect_block(&nodes[0], &Block { header: header_11, txdata: vec![revoked_local_txn[0].clone()] });
let header_129 = BlockHeader { version: 0x20000000, prev_blockhash: header_11.block_hash(), merkle_root: TxMerkleNode::all_zeros(), time: 42, bits: 42, nonce: 42 };
- connect_block(&nodes[0], &Block { header: header_129, txdata: vec![revoked_htlc_txn[0].clone(), revoked_htlc_txn[2].clone()] });
+ connect_block(&nodes[0], &Block { header: header_129, txdata: vec![revoked_htlc_txn[0].clone(), revoked_htlc_txn[1].clone()] });
let events = nodes[0].node.get_and_clear_pending_events();
expect_pending_htlcs_forwardable_from_events!(nodes[0], events[0..1], true);
match events.last().unwrap() {
let penalty_txn;
{
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
+ assert_eq!(node_txn.len(), 4); // 3 penalty txn on revoked 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]
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[2].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
+ // node_txn[3] 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[2]);
+ assert_eq!(node_txn[3].input.len(), 2);
+ assert_eq!(node_txn[3].output.len(), 1);
+ check_spends!(node_txn[3], revoked_htlc_txn[0], revoked_htlc_txn[1]);
- first = node_txn[4].txid();
+ first = node_txn[3].txid();
// Store both feerates for later comparison
- let fee_1 = revoked_htlc_txn[0].output[0].value + revoked_htlc_txn[2].output[0].value - node_txn[4].output[0].value;
- feerate_1 = fee_1 * 1000 / node_txn[4].weight() as u64;
+ let fee_1 = revoked_htlc_txn[0].output[0].value + revoked_htlc_txn[1].output[0].value - node_txn[3].output[0].value;
+ feerate_1 = fee_1 * 1000 / node_txn[3].weight() as u64;
penalty_txn = vec![node_txn[2].clone()];
node_txn.clear();
}
assert_eq!(node_txn.len(), 1);
assert_eq!(node_txn[0].input.len(), 2);
- check_spends!(node_txn[0], revoked_htlc_txn[0], revoked_htlc_txn[2]);
+ check_spends!(node_txn[0], revoked_htlc_txn[0], revoked_htlc_txn[1]);
// Verify bumped tx is different and 25% bump heuristic
assert_ne!(first, node_txn[0].txid());
- let fee_2 = revoked_htlc_txn[0].output[0].value + revoked_htlc_txn[2].output[0].value - node_txn[0].output[0].value;
+ let fee_2 = revoked_htlc_txn[0].output[0].value + revoked_htlc_txn[1].output[0].value - node_txn[0].output[0].value;
let feerate_2 = fee_2 * 1000 / node_txn[0].weight() as u64;
assert!(feerate_2 * 100 > feerate_1 * 125);
let txn = vec![node_txn[0].clone()];
let feerate_preimage;
{
let mut node_txn = nodes[1].tx_broadcaster.txn_broadcasted.lock().unwrap();
- // 5 transactions including:
- // local commitment + HTLC-Success
+ // 3 transactions including:
// preimage and timeout sweeps from remote commitment + preimage sweep bump
- assert_eq!(node_txn.len(), 5);
+ assert_eq!(node_txn.len(), 3);
assert_eq!(node_txn[0].input.len(), 1);
- assert_eq!(node_txn[3].input.len(), 1);
- assert_eq!(node_txn[4].input.len(), 1);
+ assert_eq!(node_txn[1].input.len(), 1);
+ assert_eq!(node_txn[2].input.len(), 1);
check_spends!(node_txn[0], remote_txn[0]);
- check_spends!(node_txn[3], remote_txn[0]);
- check_spends!(node_txn[4], remote_txn[0]);
-
- check_spends!(node_txn[1], chan.3); // local commitment
- check_spends!(node_txn[2], node_txn[1]); // local HTLC-Success
+ check_spends!(node_txn[1], remote_txn[0]);
+ check_spends!(node_txn[2], remote_txn[0]);
preimage = node_txn[0].txid();
let index = node_txn[0].input[0].previous_output.vout;
let fee = remote_txn[0].output[index as usize].value - node_txn[0].output[0].value;
feerate_preimage = fee * 1000 / node_txn[0].weight() as u64;
- let (preimage_bump_tx, timeout_tx) = if node_txn[3].input[0].previous_output == node_txn[0].input[0].previous_output {
- (node_txn[3].clone(), node_txn[4].clone())
+ let (preimage_bump_tx, timeout_tx) = if node_txn[2].input[0].previous_output == node_txn[0].input[0].previous_output {
+ (node_txn[2].clone(), node_txn[1].clone())
} else {
- (node_txn[4].clone(), node_txn[3].clone())
+ (node_txn[1].clone(), node_txn[2].clone())
};
preimage_bump = preimage_bump_tx;
check_closed_event!(nodes[0], 1, ClosureReason::CommitmentTxConfirmed);
let penalty_txn = {
let mut node_txn = nodes[0].tx_broadcaster.txn_broadcasted.lock().unwrap();
- assert_eq!(node_txn.len(), 4); //ChannelMonitor: justice txn * 3, ChannelManager: local commitment tx
+ assert_eq!(node_txn.len(), 3); //ChannelMonitor: justice txn * 3
check_spends!(node_txn[0], revoked_local_txn[0]);
check_spends!(node_txn[1], revoked_local_txn[0]);
check_spends!(node_txn[2], revoked_local_txn[0]);
let htlc_timeout = {
let node_txn = nodes[0].tx_broadcaster.txn_broadcasted.lock().unwrap();
- assert_eq!(node_txn[1].input.len(), 1);
- assert_eq!(node_txn[1].input[0].witness.last().unwrap().len(), OFFERED_HTLC_SCRIPT_WEIGHT);
- check_spends!(node_txn[1], local_txn[0]);
- node_txn[1].clone()
+ assert_eq!(node_txn.len(), 1);
+ assert_eq!(node_txn[0].input.len(), 1);
+ assert_eq!(node_txn[0].input[0].witness.last().unwrap().len(), OFFERED_HTLC_SCRIPT_WEIGHT);
+ check_spends!(node_txn[0], local_txn[0]);
+ node_txn[0].clone()
};
let header_201 = BlockHeader { version: 0x20000000, prev_blockhash: nodes[0].best_block_hash(), merkle_root: TxMerkleNode::all_zeros(), time: 42, bits: 42, nonce: 42 };
};
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![txn_to_broadcast[0].clone()]});
- let mut bob_txn = nodes[1].tx_broadcaster.txn_broadcasted.lock().unwrap().clone();
if broadcast_alice {
check_closed_broadcast!(nodes[1], true);
check_added_monitors!(nodes[1], 1);
check_closed_event!(nodes[1], 1, ClosureReason::CommitmentTxConfirmed);
}
- assert_eq!(bob_txn.len(), 1);
- check_spends!(bob_txn[0], chan_ab.3);
}
// Step (5):
}
let mut bob_txn = nodes[1].tx_broadcaster.txn_broadcasted.lock().unwrap();
if broadcast_alice {
- // In `connect_block()`, the ChainMonitor and ChannelManager are separately notified about a
- // new block being connected. The ChannelManager being notified triggers a monitor update,
- // which triggers broadcasting our commitment tx and an HTLC-claiming tx. The ChainMonitor
- // being notified triggers the HTLC-claiming tx redundantly, resulting in 3 total txs being
- // broadcasted.
- assert_eq!(bob_txn.len(), 3);
- check_spends!(bob_txn[1], chan_ab.3);
+ assert_eq!(bob_txn.len(), 1);
+ check_spends!(bob_txn[0], txn_to_broadcast[0]);
} else {
assert_eq!(bob_txn.len(), 2);
check_spends!(bob_txn[0], chan_ab.3);
// Finally, check that Bob broadcasted a preimage-claiming transaction for the HTLC output on the
// broadcasted commitment transaction.
{
- let bob_txn = nodes[1].tx_broadcaster.txn_broadcasted.lock().unwrap().clone();
- if go_onchain_before_fulfill {
- // Bob should now have an extra broadcasted tx, for the preimage-claiming transaction.
- assert_eq!(bob_txn.len(), 2);
- }
let script_weight = match broadcast_alice {
true => OFFERED_HTLC_SCRIPT_WEIGHT,
false => ACCEPTED_HTLC_SCRIPT_WEIGHT
};
- // If Alice force-closed and Bob didn't receive her commitment transaction until after he
- // received Carol's fulfill, he broadcasts the HTLC-output-claiming transaction first. Else if
- // Bob force closed or if he found out about Alice's commitment tx before receiving Carol's
- // fulfill, then he broadcasts the HTLC-output-claiming transaction second.
- if broadcast_alice && !go_onchain_before_fulfill {
+ // If Alice force-closed, Bob only broadcasts a HTLC-output-claiming transaction. Otherwise,
+ // Bob force-closed and broadcasts the commitment transaction along with a
+ // HTLC-output-claiming transaction.
+ let bob_txn = nodes[1].tx_broadcaster.txn_broadcasted.lock().unwrap().clone();
+ if broadcast_alice {
+ assert_eq!(bob_txn.len(), 1);
check_spends!(bob_txn[0], txn_to_broadcast[0]);
assert_eq!(bob_txn[0].input[0].witness.last().unwrap().len(), script_weight);
} else {
+ assert_eq!(bob_txn.len(), 2);
check_spends!(bob_txn[1], txn_to_broadcast[0]);
assert_eq!(bob_txn[1].input[0].witness.last().unwrap().len(), script_weight);
}
projects / rust-lightning / blobdiff