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(), 8);
+ assert_eq!(claim_txn.len(), 5);
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
- let bump_tx = if claim_txn[1] == claim_txn[4] {
- assert_eq!(claim_txn[1], claim_txn[4]);
- assert_eq!(claim_txn[2], claim_txn[5]);
-
- check_spends!(claim_txn[7], claim_txn[1]); // HTLC timeout on alternative commitment tx
-
- check_spends!(claim_txn[3], remote_txn[0]); // HTLC timeout on broadcasted commitment tx
- &claim_txn[3]
+ check_spends!(claim_txn[3], remote_txn[0]);
+ check_spends!(claim_txn[4], 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])
} else {
- assert_eq!(claim_txn[1], claim_txn[3]);
- assert_eq!(claim_txn[2], claim_txn[4]);
-
- check_spends!(claim_txn[5], claim_txn[1]); // HTLC timeout on alternative commitment tx
-
- check_spends!(claim_txn[7], remote_txn[0]); // HTLC timeout on broadcasted commitment tx
-
- &claim_txn[7]
+ (&claim_txn[4], &claim_txn[3])
};
- assert_eq!(claim_txn[0].input.len(), 1);
- assert_eq!(bump_tx.input.len(), 1);
- assert_eq!(claim_txn[0].input[0].previous_output, bump_tx.input[0].previous_output);
+ assert_eq!(preimage_tx.input.len(), 1);
+ assert_eq!(preimage_bump_tx.input.len(), 1);
- assert_eq!(claim_txn[0].input.len(), 1);
- assert_eq!(claim_txn[0].input[0].witness.last().unwrap().len(), OFFERED_HTLC_SCRIPT_WEIGHT); // HTLC 1 <--> 0, preimage tx
- assert_eq!(remote_txn[0].output[claim_txn[0].input[0].previous_output.vout as usize].value, 800);
+ assert_eq!(preimage_tx.input.len(), 1);
+ assert_eq!(preimage_tx.input[0].witness.last().unwrap().len(), OFFERED_HTLC_SCRIPT_WEIGHT); // HTLC 1 <--> 0, preimage tx
+ assert_eq!(remote_txn[0].output[preimage_tx.input[0].previous_output.vout as usize].value, 800);
- assert_eq!(claim_txn[6].input.len(), 1);
- assert_eq!(claim_txn[6].input[0].witness.last().unwrap().len(), ACCEPTED_HTLC_SCRIPT_WEIGHT); // HTLC 0 <--> 1, timeout tx
- check_spends!(claim_txn[6], remote_txn[0]);
- assert_eq!(remote_txn[0].output[claim_txn[6].input[0].previous_output.vout as usize].value, 900);
+ assert_eq!(timeout_tx.input.len(), 1);
+ assert_eq!(timeout_tx.input[0].witness.last().unwrap().len(), ACCEPTED_HTLC_SCRIPT_WEIGHT); // HTLC 0 <--> 1, timeout tx
+ check_spends!(timeout_tx, remote_txn[0]);
+ assert_eq!(remote_txn[0].output[timeout_tx.input[0].previous_output.vout as usize].value, 900);
let events = nodes[0].node.get_and_clear_pending_msg_events();
assert_eq!(events.len(), 3);
let feerate_preimage;
{
let mut node_txn = nodes[1].tx_broadcaster.txn_broadcasted.lock().unwrap();
- // 9 transactions including:
- // 1*2 ChannelManager local broadcasts of commitment + HTLC-Success
- // 1*3 ChannelManager local broadcasts of commitment + HTLC-Success + HTLC-Timeout
- // 2 * HTLC-Success (one RBF bump we'll check later)
- // 1 * HTLC-Timeout
- assert_eq!(node_txn.len(), 8);
+ // 5 transactions including:
+ // local commitment + HTLC-Success
+ // preimage and timeout sweeps from remote commitment + preimage sweep bump
+ assert_eq!(node_txn.len(), 5);
assert_eq!(node_txn[0].input.len(), 1);
- assert_eq!(node_txn[6].input.len(), 1);
+ assert_eq!(node_txn[3].input.len(), 1);
+ assert_eq!(node_txn[4].input.len(), 1);
check_spends!(node_txn[0], remote_txn[0]);
- check_spends!(node_txn[6], remote_txn[0]);
-
- check_spends!(node_txn[1], chan.3);
- check_spends!(node_txn[2], node_txn[1]);
-
- if node_txn[0].input[0].previous_output == node_txn[3].input[0].previous_output {
- preimage_bump = node_txn[3].clone();
- check_spends!(node_txn[3], remote_txn[0]);
+ check_spends!(node_txn[3], remote_txn[0]);
+ check_spends!(node_txn[4], remote_txn[0]);
- assert_eq!(node_txn[1], node_txn[4]);
- assert_eq!(node_txn[2], node_txn[5]);
- } else {
- preimage_bump = node_txn[7].clone();
- check_spends!(node_txn[7], remote_txn[0]);
- assert_eq!(node_txn[0].input[0].previous_output, node_txn[7].input[0].previous_output);
-
- assert_eq!(node_txn[1], node_txn[3]);
- assert_eq!(node_txn[2], node_txn[4]);
- }
-
- timeout = node_txn[6].txid();
- let index = node_txn[6].input[0].previous_output.vout;
- let fee = remote_txn[0].output[index as usize].value - node_txn[6].output[0].value;
- feerate_timeout = fee * 1000 / node_txn[6].weight() as u64;
+ check_spends!(node_txn[1], chan.3); // local commitment
+ check_spends!(node_txn[2], node_txn[1]); // local HTLC-Success
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())
+ } else {
+ (node_txn[4].clone(), node_txn[3].clone())
+ };
+
+ preimage_bump = preimage_bump_tx;
+ check_spends!(preimage_bump, remote_txn[0]);
+ assert_eq!(node_txn[0].input[0].previous_output, preimage_bump.input[0].previous_output);
+
+ timeout = timeout_tx.txid();
+ let index = timeout_tx.input[0].previous_output.vout;
+ let fee = remote_txn[0].output[index as usize].value - timeout_tx.output[0].value;
+ feerate_timeout = fee * 1000 / timeout_tx.weight() as u64;
+
node_txn.clear();
};
assert_ne!(feerate_timeout, 0);
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 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);
+ assert_eq!(htlc_txn.len(), 1);
check_spends!(htlc_txn[0], bob_state_y);
- check_spends!(htlc_txn[1], bob_state_y);
}
}
projects / rust-lightning / blobdiff