use crate::chain::channelmonitor::{CLTV_CLAIM_BUFFER, LATENCY_GRACE_PERIOD_BLOCKS, ANTI_REORG_DELAY};
use crate::chain::transaction::OutPoint;
use crate::chain::keysinterface::{ChannelSigner, EcdsaChannelSigner, EntropySource};
-use crate::events::{Event, MessageSendEvent, MessageSendEventsProvider, PathFailure, PaymentPurpose, ClosureReason, HTLCDestination};
+use crate::events::{Event, MessageSendEvent, MessageSendEventsProvider, PathFailure, PaymentPurpose, ClosureReason, HTLCDestination, PaymentFailureReason};
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, RecipientOnionFields, BREAKDOWN_TIMEOUT, MIN_CLTV_EXPIRY_DELTA};
+use crate::ln::channelmanager::{self, PaymentId, RAACommitmentOrder, PaymentSendFailure, RecipientOnionFields, BREAKDOWN_TIMEOUT, ENABLE_GOSSIP_TICKS, DISABLE_GOSSIP_TICKS, MIN_CLTV_EXPIRY_DELTA};
use crate::ln::channel::{Channel, ChannelError};
use crate::ln::{chan_utils, onion_utils};
use crate::ln::chan_utils::{OFFERED_HTLC_SCRIPT_WEIGHT, htlc_success_tx_weight, htlc_timeout_tx_weight, HTLCOutputInCommitment};
let chan_2 = create_announced_chan_between_nodes(&nodes, 1, 2);
let mut payments = Vec::new();
- for _ in 0..crate::ln::channel::OUR_MAX_HTLCS {
+ for _ in 0..50 {
let (route, payment_hash, payment_preimage, payment_secret) = get_route_and_payment_hash!(nodes[1], nodes[2], 100000);
nodes[1].node.send_payment_with_route(&route, payment_hash,
RecipientOnionFields::secret_only(payment_secret), PaymentId(payment_hash.0)).unwrap();
}
#[test]
-fn test_justice_tx() {
- // Test justice txn built on revoked HTLC-Success tx, against both sides
+fn test_justice_tx_htlc_timeout() {
+ // Test justice txn built on revoked HTLC-Timeout tx, against both sides
let mut alice_config = UserConfig::default();
alice_config.channel_handshake_config.announced_channel = true;
alice_config.channel_handshake_limits.force_announced_channel_preference = false;
let node_cfgs = create_node_cfgs(2, &chanmon_cfgs);
let node_chanmgrs = create_node_chanmgrs(2, &node_cfgs, &user_cfgs);
let mut nodes = create_network(2, &node_cfgs, &node_chanmgrs);
- *nodes[0].connect_style.borrow_mut() = ConnectStyle::FullBlockViaListen;
// Create some new channels:
let chan_5 = create_announced_chan_between_nodes(&nodes, 0, 1);
let mut node_txn = nodes[1].tx_broadcaster.txn_broadcasted.lock().unwrap();
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);
}
test_revoked_htlc_claim_txn_broadcast(&nodes[1], node_txn[1].clone(), revoked_local_txn[0].clone());
}
get_announce_close_broadcast_events(&nodes, 0, 1);
-
assert_eq!(nodes[0].node.list_channels().len(), 0);
assert_eq!(nodes[1].node.list_channels().len(), 0);
+}
- // We test justice_tx build by A on B's revoked HTLC-Success tx
+#[test]
+fn test_justice_tx_htlc_success() {
+ // Test justice txn built on revoked HTLC-Success tx, against both sides
+ let mut alice_config = UserConfig::default();
+ alice_config.channel_handshake_config.announced_channel = true;
+ alice_config.channel_handshake_limits.force_announced_channel_preference = false;
+ alice_config.channel_handshake_config.our_to_self_delay = 6 * 24 * 5;
+ let mut bob_config = UserConfig::default();
+ bob_config.channel_handshake_config.announced_channel = true;
+ bob_config.channel_handshake_limits.force_announced_channel_preference = false;
+ bob_config.channel_handshake_config.our_to_self_delay = 6 * 24 * 3;
+ let user_cfgs = [Some(alice_config), Some(bob_config)];
+ let mut chanmon_cfgs = create_chanmon_cfgs(2);
+ chanmon_cfgs[0].keys_manager.disable_revocation_policy_check = true;
+ chanmon_cfgs[1].keys_manager.disable_revocation_policy_check = true;
+ let node_cfgs = create_node_cfgs(2, &chanmon_cfgs);
+ let node_chanmgrs = create_node_chanmgrs(2, &node_cfgs, &user_cfgs);
+ let mut nodes = create_network(2, &node_cfgs, &node_chanmgrs);
// Create some new channels:
let chan_6 = create_announced_chan_between_nodes(&nodes, 0, 1);
- {
- let mut node_txn = nodes[1].tx_broadcaster.txn_broadcasted.lock().unwrap();
- node_txn.clear();
- }
// A pending HTLC which will be revoked:
let payment_preimage_4 = route_payment(&nodes[0], &vec!(&nodes[1])[..], 3000000).0;
connect_blocks(&nodes[1], ANTI_REORG_DELAY - 1);
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(), 7);
+ let mut node_txn = nodes[1].tx_broadcaster.txn_broadcast();
// 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 2-3-4
+ // Filter out any non justice transactions.
+ node_txn.retain(|tx| tx.input[0].previous_output.txid == revoked_local_txn[0].txid());
+ assert!(node_txn.len() > 3);
+
+ assert_eq!(node_txn[0].input.len(), 1);
+ assert_eq!(node_txn[1].input.len(), 1);
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_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]);
- check_spends!(node_txn[3], revoked_local_txn[0]);
- check_spends!(node_txn[4], revoked_local_txn[0]);
let mut witness_lens = BTreeSet::new();
+ witness_lens.insert(node_txn[0].input[0].witness.last().unwrap().len());
+ witness_lens.insert(node_txn[1].input[0].witness.last().unwrap().len());
witness_lens.insert(node_txn[2].input[0].witness.last().unwrap().len());
- witness_lens.insert(node_txn[3].input[0].witness.last().unwrap().len());
- witness_lens.insert(node_txn[4].input[0].witness.last().unwrap().len());
assert_eq!(witness_lens.len(), 3);
assert_eq!(*witness_lens.iter().skip(0).next().unwrap(), 77); // revoked to_local
assert_eq!(*witness_lens.iter().skip(1).next().unwrap(), OFFERED_HTLC_SCRIPT_WEIGHT); // revoked offered HTLC
// Finally, mine the penalty transactions and check that we get an HTLC failure after
// ANTI_REORG_DELAY confirmations.
+ mine_transaction(&nodes[1], &node_txn[0]);
+ mine_transaction(&nodes[1], &node_txn[1]);
mine_transaction(&nodes[1], &node_txn[2]);
- mine_transaction(&nodes[1], &node_txn[3]);
- mine_transaction(&nodes[1], &node_txn[4]);
connect_blocks(&nodes[1], ANTI_REORG_DELAY - 1);
expect_payment_failed!(nodes[1], payment_hash_2, false);
}
// 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
- connect_blocks(&nodes[1], 200 - nodes[2].best_block_info().1);
mine_transaction(&nodes[1], &commitment_tx[0]);
- check_closed_event!(nodes[1], 1, ClosureReason::CommitmentTxConfirmed);
- let timeout_tx;
- {
- let mut node_txn = nodes[1].tx_broadcaster.txn_broadcasted.lock().unwrap();
- 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_spends!(node_txn[0], chan_2.3);
- check_spends!(node_txn[1], node_txn[0]);
- assert_eq!(node_txn[0].clone().input[0].witness.last().unwrap().len(), 71);
- assert_eq!(node_txn[1].clone().input[0].witness.last().unwrap().len(), OFFERED_HTLC_SCRIPT_WEIGHT);
-
- timeout_tx = node_txn[2].clone();
- node_txn.clear();
- }
+ check_closed_event(&nodes[1], 1, ClosureReason::CommitmentTxConfirmed, false);
+ connect_blocks(&nodes[1], 200 - nodes[2].best_block_info().1);
+ let timeout_tx = {
+ let mut txn = nodes[1].tx_broadcaster.txn_broadcast();
+ if nodes[1].connect_style.borrow().skips_blocks() {
+ assert_eq!(txn.len(), 1);
+ } else {
+ assert_eq!(txn.len(), 2); // Extra rebroadcast of timeout transaction
+ }
+ check_spends!(txn[0], commitment_tx[0]);
+ assert_eq!(txn[0].clone().input[0].witness.last().unwrap().len(), ACCEPTED_HTLC_SCRIPT_WEIGHT);
+ txn.remove(0)
+ };
mine_transaction(&nodes[1], &timeout_tx);
check_added_monitors!(nodes[1], 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()]});
nodes[0].node.handle_update_fulfill_htlc(&nodes[1].node.get_our_node_id(), &updates.update_fulfill_htlcs[0]);
commitment_signed_dance!(nodes[0], nodes[1], &updates.commitment_signed, false);
-
- let events = nodes[0].node.get_and_clear_pending_events();
- match events[0] {
- Event::PaymentSent { ref payment_preimage, ref payment_hash, .. } => {
- assert_eq!(*payment_preimage, our_payment_preimage);
- assert_eq!(*payment_hash, duplicate_payment_hash);
- }
- _ => panic!("Unexpected event"),
- }
+ expect_payment_sent(&nodes[0], our_payment_preimage, None, true);
}
#[test]
onion_routing_packet: onion_packet.clone(),
};
- for i in 0..super::channel::OUR_MAX_HTLCS {
+ for i in 0..50 {
msg.htlc_id = i as u64;
nodes[1].node.handle_update_add_htlc(&nodes[0].node.get_our_node_id(), &msg);
}
- msg.htlc_id = (super::channel::OUR_MAX_HTLCS) as u64;
+ msg.htlc_id = (50) as u64;
nodes[1].node.handle_update_add_htlc(&nodes[0].node.get_our_node_id(), &msg);
assert!(nodes[1].node.list_channels().is_empty());
nodes[0].node.peer_disconnected(&nodes[1].node.get_our_node_id());
nodes[1].node.peer_disconnected(&nodes[0].node.get_our_node_id());
- nodes[0].node.timer_tick_occurred(); // Enabled -> DisabledStaged
- nodes[0].node.timer_tick_occurred(); // DisabledStaged -> Disabled
+ for _ in 0..DISABLE_GOSSIP_TICKS + 1 {
+ nodes[0].node.timer_tick_occurred();
+ }
let msg_events = nodes[0].node.get_and_clear_pending_msg_events();
assert_eq!(msg_events.len(), 3);
let mut chans_disabled = HashMap::new();
nodes[1].node.handle_channel_reestablish(&nodes[0].node.get_our_node_id(), &reestablish_1[2]);
handle_chan_reestablish_msgs!(nodes[1], nodes[0]);
- nodes[0].node.timer_tick_occurred();
+ for _ in 0..ENABLE_GOSSIP_TICKS {
+ nodes[0].node.timer_tick_occurred();
+ }
assert!(nodes[0].node.get_and_clear_pending_msg_events().is_empty());
nodes[0].node.timer_tick_occurred();
let msg_events = nodes[0].node.get_and_clear_pending_msg_events();
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)
- let revoked_htlc_txn = nodes[1].tx_broadcaster.txn_broadcasted.lock().unwrap().split_off(0);
- assert_eq!(revoked_htlc_txn.len(), 2);
+ let revoked_htlc_txn = {
+ let txn = nodes[1].tx_broadcaster.unique_txn_broadcast();
+ assert_eq!(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!(txn[0].input[0].witness.last().unwrap().len(), ACCEPTED_HTLC_SCRIPT_WEIGHT);
+ assert_eq!(txn[0].input.len(), 1);
+ check_spends!(txn[0], revoked_local_txn[0]);
+
+ assert_eq!(txn[1].input.len(), 1);
+ assert_eq!(txn[1].input[0].witness.last().unwrap().len(), OFFERED_HTLC_SCRIPT_WEIGHT);
+ assert_eq!(txn[1].output.len(), 1);
+ check_spends!(txn[1], 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]);
+ txn
+ };
// Broadcast set of revoked txn on A
let hash_128 = connect_blocks(&nodes[0], 40);
watchtower_alice.chain_monitor.block_connected(&block, CHAN_CONFIRM_DEPTH + 1 + TEST_FINAL_CLTV + LATENCY_GRACE_PERIOD_BLOCKS);
// Watchtower Alice should have broadcast a commitment/HTLC-timeout
- {
- let mut txn = chanmon_cfgs[0].tx_broadcaster.txn_broadcasted.lock().unwrap();
+ let alice_state = {
+ let mut txn = chanmon_cfgs[0].tx_broadcaster.txn_broadcast();
assert_eq!(txn.len(), 2);
- txn.clear();
- }
+ txn.remove(0)
+ };
// Copy ChainMonitor to simulate watchtower Bob and make it receive a commitment update first.
let chain_source = test_utils::TestChainSource::new(Network::Testnet);
// 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();
+ let mut txn = chanmon_cfgs[0].tx_broadcaster.txn_broadcast();
assert_eq!(txn.len(), 2);
- bob_state_y = txn[0].clone();
- txn.clear();
+ 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 htlc_txn = chanmon_cfgs[0].tx_broadcaster.txn_broadcasted.lock().unwrap();
- assert_eq!(htlc_txn.len(), 1);
+ let htlc_txn = chanmon_cfgs[0].tx_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
+ // it. However, she should, because it now has an invalid parent.
+ check_spends!(htlc_txn[1], alice_state);
}
}
// 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).
pass_along_path(&nodes[0], &[&nodes[2], &nodes[3]], 15_000_000, our_payment_hash, Some(our_payment_secret), events.pop().unwrap(), true, None);
do_claim_payment_along_route(&nodes[0], &[&[&nodes[1], &nodes[3]], &[&nodes[2], &nodes[3]]], false, our_payment_preimage);
- let events = nodes[0].node.get_and_clear_pending_events();
- assert_eq!(events.len(), 3);
- match events[0] {
- Event::PaymentSent { payment_hash, .. } => { // The payment was abandoned earlier, so the fee paid will be None
- assert_eq!(payment_hash, our_payment_hash);
- },
- _ => panic!("Unexpected event")
- }
- match events[1] {
- Event::PaymentPathSuccessful { payment_hash, .. } => {
- assert_eq!(payment_hash.unwrap(), our_payment_hash);
- },
- _ => panic!("Unexpected event")
- }
- match events[2] {
- Event::PaymentPathSuccessful { payment_hash, .. } => {
- assert_eq!(payment_hash.unwrap(), our_payment_hash);
- },
- _ => panic!("Unexpected event")
- }
+ expect_payment_sent(&nodes[0], our_payment_preimage, Some(None), true);
}
#[test]
];
expect_pending_htlcs_forwardable_and_htlc_handling_failed!(nodes[3], failed_destinations);
- pass_failed_payment_back(&nodes[0], &[&[&nodes[1], &nodes[3]], &[&nodes[2], &nodes[3]]], false, payment_hash);
+ pass_failed_payment_back(&nodes[0], &[&[&nodes[1], &nodes[3]], &[&nodes[2], &nodes[3]]], false, payment_hash, PaymentFailureReason::RecipientRejected);
// nodes[1] now retries one of the two paths...
nodes[0].node.send_payment_with_route(&route, payment_hash,
projects / rust-lightning / blobdiff