//! payments/messages between them, and often checking the resulting ChannelMonitors are able to
//! claim outputs on-chain.
+use chain::Watch;
+use chain::channelmonitor;
+use chain::channelmonitor::{ChannelMonitor, CLTV_CLAIM_BUFFER, LATENCY_GRACE_PERIOD_BLOCKS, ANTI_REORG_DELAY};
use chain::transaction::OutPoint;
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, 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};
use ln::{chan_utils, onion_utils};
use routing::router::{Route, RouteHop, get_route};
let nodes = create_network(2, &node_cfgs, &node_chanmgrs);
let tx = create_chan_between_nodes_with_value_init(&nodes[0], &nodes[1], 100000, 10001, InitFeatures::known(), InitFeatures::known());
- assert!(nodes[0].chain_monitor.does_match_tx(&tx));
- assert!(nodes[1].chain_monitor.does_match_tx(&tx));
-
- 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, 1, &[&tx; 1], &[tx.version as usize; 1]);
+ let block = Block {
+ header: BlockHeader { version: 0x20000000, prev_blockhash: Default::default(), merkle_root: Default::default(), time: 42, bits: 42, nonce: 42 },
+ txdata: vec![tx],
+ };
+ connect_block(&nodes[1], &block, 1);
nodes[0].node.handle_funding_locked(&nodes[1].node.get_our_node_id(), &get_event_msg!(nodes[1], MessageSendEvent::SendFundingLocked, nodes[0].node.get_our_node_id()));
- nodes[0].block_notifier.block_connected_checked(&header, 1, &[&tx; 1], &[tx.version as usize; 1]);
+ connect_block(&nodes[0], &block, 1);
let (funding_locked, _) = create_chan_between_nodes_with_value_confirm_second(&nodes[1], &nodes[0]);
let (announcement, as_update, bs_update) = create_chan_between_nodes_with_value_b(&nodes[0], &nodes[1], &funding_locked);
let nodes = create_network(2, &node_cfgs, &node_chanmgrs);
if steps & 0b1000_0000 != 0{
- 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_checked(&header, 1, &Vec::new(), &[0; 0]);
- nodes[1].block_notifier.block_connected_checked(&header, 1, &Vec::new(), &[0; 0]);
+ let block = Block {
+ header: BlockHeader { version: 0x20000000, prev_blockhash: Default::default(), merkle_root: Default::default(), time: 42, bits: 42, nonce: 42 },
+ txdata: vec![],
+ };
+ connect_block(&nodes[0], &block, 1);
+ connect_block(&nodes[1], &block, 1);
}
if steps & 0x0f == 0 { return; }
if steps & 0x0f == 4 { return; }
nodes[1].node.handle_funding_created(&nodes[0].node.get_our_node_id(), &funding_created);
{
- let mut added_monitors = nodes[1].chan_monitor.added_monitors.lock().unwrap();
+ let mut added_monitors = nodes[1].chain_monitor.added_monitors.lock().unwrap();
assert_eq!(added_monitors.len(), 1);
assert_eq!(added_monitors[0].0, funding_output);
added_monitors.clear();
if steps & 0x0f == 5 { return; }
nodes[0].node.handle_funding_signed(&nodes[1].node.get_our_node_id(), &funding_signed);
{
- let mut added_monitors = nodes[0].chan_monitor.added_monitors.lock().unwrap();
+ let mut added_monitors = nodes[0].chain_monitor.added_monitors.lock().unwrap();
assert_eq!(added_monitors.len(), 1);
assert_eq!(added_monitors[0].0, funding_output);
added_monitors.clear();
create_chan_between_nodes_with_value_confirm_first(&nodes[0], &nodes[1], &tx);
if steps & 0x0f == 7 { return; }
- confirm_transaction(&nodes[0].block_notifier, &nodes[0].chain_monitor, &tx, tx.version);
+ confirm_transaction(&nodes[0], &tx);
create_chan_between_nodes_with_value_confirm_second(&nodes[1], &nodes[0]);
}
// nothing happens since node[1] is in AwaitingRemoteRevoke
nodes[1].node.send_payment(&route, our_payment_hash, &None).unwrap();
{
- let mut added_monitors = nodes[0].chan_monitor.added_monitors.lock().unwrap();
+ let mut added_monitors = nodes[0].chain_monitor.added_monitors.lock().unwrap();
assert_eq!(added_monitors.len(), 0);
added_monitors.clear();
}
let nodes = create_network(2, &node_cfgs, &node_chanmgrs);
let tx = create_chan_between_nodes_with_value_init(&nodes[0], &nodes[1], 8000000, 0, InitFeatures::known(), InitFeatures::known());
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![tx.clone()]}, 1);
- nodes[1].block_notifier.block_connected(&Block { header, txdata: vec![tx.clone()]}, 1);
+ connect_block(&nodes[0], &Block { header, txdata: vec![tx.clone()]}, 1);
+ connect_block(&nodes[1], &Block { header, txdata: vec![tx.clone()]}, 1);
nodes[0].node.close_channel(&OutPoint { txid: tx.txid(), index: 0 }.to_channel_id()).unwrap();
let node_0_shutdown = get_event_msg!(nodes[0], MessageSendEvent::SendShutdown, nodes[1].node.get_our_node_id());
assert_eq!(has_both_htlcs, 2);
let header = BlockHeader { version: 0x2000_0000, prev_blockhash: Default::default(), merkle_root: Default::default(), time: 42, bits: 42, nonce: 42 };
- nodes[0].block_notifier.block_connected(&Block { header, txdata: vec![remote_txn[0].clone()] }, 1);
+ connect_block(&nodes[0], &Block { header, txdata: vec![remote_txn[0].clone()] }, 1);
check_added_monitors!(nodes[0], 1);
// Check we only broadcast 1 timeout tx
// attempt to send amt_msat > their_max_htlc_value_in_flight_msat
{
- let (route, our_payment_hash, _) = get_route_and_payment_hash!(recv_value_0 + 1);
+ let (mut route, our_payment_hash, _) = get_route_and_payment_hash!(recv_value_0);
+ route.paths[0].last_mut().unwrap().fee_msat += 1;
assert!(route.paths[0].iter().rev().skip(1).all(|h| h.fee_msat == feemsat));
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 over the max HTLC value in flight our peer will accept \(\d+\)").unwrap().is_match(err)));
{
let mut node_txn = test_txn_broadcast(&nodes[1], &chan_1, None, HTLCType::NONE);
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.drain(..).next().unwrap()] }, 1);
+ connect_block(&nodes[0], &Block { header, txdata: vec![node_txn.drain(..).next().unwrap()] }, 1);
check_added_monitors!(nodes[0], 1);
test_txn_broadcast(&nodes[0], &chan_1, None, HTLCType::NONE);
}
{
let mut node_txn = test_txn_broadcast(&nodes[1], &chan_2, None, HTLCType::TIMEOUT);
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(&Block { header, txdata: vec![node_txn.drain(..).next().unwrap()] }, 1);
+ connect_block(&nodes[2], &Block { header, txdata: vec![node_txn.drain(..).next().unwrap()] }, 1);
check_added_monitors!(nodes[2], 1);
test_txn_broadcast(&nodes[2], &chan_2, None, HTLCType::NONE);
}
claim_funds!(nodes[3], nodes[2], payment_preimage_1, 3_000_000);
let header = BlockHeader { version: 0x20000000, prev_blockhash: Default::default(), merkle_root: Default::default(), time: 42, bits: 42, nonce: 42 };
- nodes[3].block_notifier.block_connected(&Block { header, txdata: vec![node_txn[0].clone()] }, 1);
+ connect_block(&nodes[3], &Block { header, txdata: vec![node_txn[0].clone()] }, 1);
check_added_monitors!(nodes[3], 1);
check_preimage_claim(&nodes[3], &node_txn);
{ // Cheat and reset nodes[4]'s height to 1
let header = BlockHeader { version: 0x20000000, prev_blockhash: Default::default(), merkle_root: Default::default(), time: 42, bits: 42, nonce: 42 };
- nodes[4].block_notifier.block_connected(&Block { header, txdata: vec![] }, 1);
+ connect_block(&nodes[4], &Block { header, txdata: vec![] }, 1);
}
assert_eq!(nodes[3].node.latest_block_height.load(Ordering::Acquire), 1);
// 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]);
+ let mut block = Block {
+ header: BlockHeader { version: 0x20000000, prev_blockhash: Default::default(), merkle_root: Default::default(), time: 42, bits: 42, nonce: 42 },
+ txdata: vec![],
+ };
+ connect_block(&nodes[3], &block, 2);
for i in 3..TEST_FINAL_CLTV + 2 + LATENCY_GRACE_PERIOD_BLOCKS + 1 {
- 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]);
+ block = Block {
+ header: BlockHeader { version: 0x20000000, prev_blockhash: block.block_hash(), merkle_root: Default::default(), time: 42, bits: 42, nonce: 42 },
+ txdata: vec![],
+ };
+ connect_block(&nodes[3], &block, i);
}
let events = nodes[3].node.get_and_clear_pending_msg_events();
assert_eq!(events.len(), 1);
// Claim the payment on nodes[4], giving it knowledge of the preimage
claim_funds!(nodes[4], nodes[3], payment_preimage_2, 3_000_000);
- header = BlockHeader { version: 0x20000000, prev_blockhash: Default::default(), merkle_root: Default::default(), time: 42, bits: 42, nonce: 42 };
+ block = Block {
+ header: BlockHeader { version: 0x20000000, prev_blockhash: Default::default(), merkle_root: Default::default(), time: 42, bits: 42, nonce: 42 },
+ txdata: vec![],
+ };
- nodes[4].block_notifier.block_connected_checked(&header, 2, &Vec::new()[..], &[0; 0]);
+ connect_block(&nodes[4], &block, 2);
for i in 3..TEST_FINAL_CLTV + 2 - CLTV_CLAIM_BUFFER + 1 {
- 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]);
+ block = Block {
+ header: BlockHeader { version: 0x20000000, prev_blockhash: block.block_hash(), merkle_root: Default::default(), time: 42, bits: 42, nonce: 42 },
+ txdata: vec![],
+ };
+ connect_block(&nodes[4], &block, i);
}
let events = nodes[4].node.get_and_clear_pending_msg_events();
assert_eq!(events.len(), 1);
check_added_monitors!(nodes[4], 1);
test_txn_broadcast(&nodes[4], &chan_4, None, HTLCType::SUCCESS);
- 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);
+ block = Block {
+ header: BlockHeader { version: 0x20000000, prev_blockhash: block.block_hash(), merkle_root: Default::default(), time: 42, bits: 42, nonce: 42 },
+ txdata: vec![node_txn[0].clone()],
+ };
+ connect_block(&nodes[4], &block, TEST_FINAL_CLTV - 5);
check_preimage_claim(&nodes[4], &node_txn);
(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[1].block_notifier.block_connected(&Block { header, txdata: vec![revoked_local_txn[0].clone()] }, 1);
+ connect_block(&nodes[1], &Block { header, txdata: vec![revoked_local_txn[0].clone()] }, 1);
{
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
check_added_monitors!(nodes[1], 1);
test_txn_broadcast(&nodes[1], &chan_5, None, HTLCType::NONE);
- nodes[0].block_notifier.block_connected(&Block { header, txdata: vec![revoked_local_txn[0].clone()] }, 1);
+ connect_block(&nodes[0], &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.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);
+ connect_block(&nodes[1], &Block { header, txdata: vec![node_txn[1].clone()] }, 1);
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);
claim_payment(&nodes[0], &vec!(&nodes[1])[..], payment_preimage_4, 3_000_000);
{
let mut 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![revoked_local_txn[0].clone()] }, 1);
+ connect_block(&nodes[0], &Block { header, txdata: vec![revoked_local_txn[0].clone()] }, 1);
{
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
check_added_monitors!(nodes[0], 1);
test_txn_broadcast(&nodes[0], &chan_6, None, HTLCType::NONE);
- nodes[1].block_notifier.block_connected(&Block { header, txdata: vec![revoked_local_txn[0].clone()] }, 1);
+ connect_block(&nodes[1], &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.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);
+ connect_block(&nodes[0], &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());
}
get_announce_close_broadcast_events(&nodes, 0, 1);
// Inform nodes[1] that nodes[0] broadcast a stale tx
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_block(&nodes[1], &Block { header, txdata: vec![revoked_local_txn[0].clone()] }, 1);
check_added_monitors!(nodes[1], 1);
let node_txn = nodes[1].tx_broadcaster.txn_broadcasted.lock().unwrap();
assert_eq!(node_txn.len(), 2); // ChannelMonitor: justice tx against revoked to_local output, ChannelManager: local commitment tx
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
- nodes[0].block_notifier.block_connected(&Block { header, txdata: vec![revoked_local_txn[0].clone()] }, 1);
+ connect_block(&nodes[0], &Block { header, txdata: vec![revoked_local_txn[0].clone()] }, 1);
get_announce_close_broadcast_events(&nodes, 0, 1);
check_added_monitors!(nodes[0], 1)
}
{
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![revoked_local_txn[0].clone()] }, 1);
+ connect_block(&nodes[0], &Block { header, txdata: vec![revoked_local_txn[0].clone()] }, 1);
check_added_monitors!(nodes[0], 1);
- nodes[1].block_notifier.block_connected(&Block { header, txdata: vec![revoked_local_txn[0].clone()] }, 1);
+ connect_block(&nodes[1], &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.block_hash());
+ connect_blocks(&nodes[1], 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();
{
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![revoked_local_txn[0].clone()] }, 200);
+ connect_block(&nodes[0], &Block { header, txdata: vec![revoked_local_txn[0].clone()] }, 200);
check_added_monitors!(nodes[0], 1);
- nodes[1].block_notifier.block_connected(&Block { header, txdata: vec![revoked_local_txn[0].clone()] }, 200);
+ connect_block(&nodes[1], &Block { header, txdata: vec![revoked_local_txn[0].clone()] }, 200);
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.block_hash());
+ connect_blocks(&nodes[1], 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();
#[test]
fn test_htlc_on_chain_success() {
- // Test that in case of a unilateral close onchain, we detect the state of output thanks to
- // ChainWatchInterface and pass the preimage backward accordingly. So here we test that ChannelManager is
+ // Test that in case of a unilateral close onchain, we detect the state of output and pass
+ // the preimage backward accordingly. So here we test that ChannelManager is
// broadcasting the right event to other nodes in payment path.
// We test with two HTLCs simultaneously as that was not handled correctly in the past.
// A --------------------> B ----------------------> C (preimage)
assert!(updates.update_fail_malformed_htlcs.is_empty());
assert_eq!(updates.update_fulfill_htlcs.len(), 1);
- nodes[2].block_notifier.block_connected(&Block { header, txdata: vec![commitment_tx[0].clone()]}, 1);
+ connect_block(&nodes[2], &Block { header, txdata: vec![commitment_tx[0].clone()]}, 1);
check_closed_broadcast!(nodes[2], false);
check_added_monitors!(nodes[2], 1);
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[1].lock_time, 0);
// Verify that B's ChannelManager is able to extract preimage from HTLC Success tx and pass it backward
- nodes[1].block_notifier.block_connected(&Block { header, txdata: node_txn}, 1);
+ connect_block(&nodes[1], &Block { header, txdata: node_txn}, 1);
{
- let mut added_monitors = nodes[1].chan_monitor.added_monitors.lock().unwrap();
+ let mut added_monitors = nodes[1].chain_monitor.added_monitors.lock().unwrap();
assert_eq!(added_monitors.len(), 1);
assert_eq!(added_monitors[0].0.txid, chan_2.3.txid());
added_monitors.clear();
}
let events = nodes[1].node.get_and_clear_pending_msg_events();
{
- let mut added_monitors = nodes[1].chan_monitor.added_monitors.lock().unwrap();
+ let mut added_monitors = nodes[1].chain_monitor.added_monitors.lock().unwrap();
assert_eq!(added_monitors.len(), 2);
assert_eq!(added_monitors[0].0.txid, chan_1.3.txid());
assert_eq!(added_monitors[1].0.txid, chan_1.3.txid());
// Broadcast preimage tx by B on offered output from A commitment tx on A's chain
let commitment_tx = get_local_commitment_txn!(nodes[0], chan_1.2);
check_spends!(commitment_tx[0], chan_1.3);
- nodes[1].block_notifier.block_connected(&Block { header, txdata: vec![commitment_tx[0].clone()]}, 1);
+ connect_block(&nodes[1], &Block { header, txdata: vec![commitment_tx[0].clone()]}, 1);
check_closed_broadcast!(nodes[1], false);
check_added_monitors!(nodes[1], 1);
let node_txn = nodes[1].tx_broadcaster.txn_broadcasted.lock().unwrap().clone(); // ChannelManager : 3 (commitment tx + HTLC-Sucess * 2), ChannelMonitor : 1 (HTLC-Success)
// we already checked the same situation with A.
// Verify that A's ChannelManager is able to extract preimage from preimage tx and generate PaymentSent
- nodes[0].block_notifier.block_connected(&Block { header, txdata: vec![commitment_tx[0].clone(), node_txn[0].clone()] }, 1);
+ connect_block(&nodes[0], &Block { header, txdata: vec![commitment_tx[0].clone(), node_txn[0].clone()] }, 1);
check_closed_broadcast!(nodes[0], false);
check_added_monitors!(nodes[0], 1);
let events = nodes[0].node.get_and_clear_pending_events();
#[test]
fn test_htlc_on_chain_timeout() {
- // Test that in case of a unilateral close onchain, we detect the state of output thanks to
- // ChainWatchInterface and timeout the HTLC backward accordingly. So here we test that ChannelManager is
+ // Test that in case of a unilateral close onchain, we detect the state of output and
+ // timeout the HTLC backward accordingly. So here we test that ChannelManager is
// broadcasting the right event to other nodes in payment path.
// A ------------------> B ----------------------> C (timeout)
// B's commitment tx C's commitment tx
},
_ => panic!("Unexpected event"),
};
- nodes[2].block_notifier.block_connected(&Block { header, txdata: vec![commitment_tx[0].clone()]}, 1);
+ connect_block(&nodes[2], &Block { header, txdata: vec![commitment_tx[0].clone()]}, 1);
check_closed_broadcast!(nodes[2], false);
check_added_monitors!(nodes[2], 1);
let node_txn = nodes[2].tx_broadcaster.txn_broadcasted.lock().unwrap().clone(); // ChannelManager : 1 (commitment tx)
// 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
- nodes[1].block_notifier.block_connected(&Block { header, txdata: vec![commitment_tx[0].clone()]}, 200);
+ connect_block(&nodes[1], &Block { header, txdata: vec![commitment_tx[0].clone()]}, 200);
let timeout_tx;
{
let mut node_txn = nodes[1].tx_broadcaster.txn_broadcasted.lock().unwrap();
node_txn.clear();
}
- 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.block_hash());
+ connect_block(&nodes[1], &Block { header, txdata: vec![timeout_tx]}, 1);
+ connect_blocks(&nodes[1], ANTI_REORG_DELAY - 1, 1, true, header.block_hash());
check_added_monitors!(nodes[1], 1);
check_closed_broadcast!(nodes[1], false);
let commitment_tx = get_local_commitment_txn!(nodes[1], chan_1.2);
check_spends!(commitment_tx[0], chan_1.3);
- nodes[0].block_notifier.block_connected(&Block { header, txdata: vec![commitment_tx[0].clone()]}, 200);
+ connect_block(&nodes[0], &Block { header, txdata: vec![commitment_tx[0].clone()]}, 200);
check_closed_broadcast!(nodes[0], false);
check_added_monitors!(nodes[0], 1);
let node_txn = nodes[0].tx_broadcaster.txn_broadcasted.lock().unwrap().clone(); // ChannelManager : 2 (commitment tx, HTLC-Timeout tx), ChannelMonitor : 1 timeout tx
let (_, payment_hash) = route_payment(&nodes[0], &[&nodes[1], &nodes[2]], 3000000);
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.block_hash());
+ connect_block(&nodes[1], &Block { header, txdata: vec![revoked_local_txn[0].clone()] }, 1);
+ connect_blocks(&nodes[1], ANTI_REORG_DELAY - 1, 1, true, header.block_hash());
check_added_monitors!(nodes[1], 1);
check_closed_broadcast!(nodes[1], false);
assert!(nodes[1].node.get_and_clear_pending_events().is_empty());
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_block(&nodes[1], &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.block_hash());
+ connect_blocks(&nodes[1], 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 });
assert_eq!(node_txn.len(), 2);
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(), node_txn[1].clone()]}, 1);
+ connect_block(&nodes[1], &Block { header, txdata: vec![node_txn[0].clone(), node_txn[1].clone()]}, 1);
check_closed_broadcast!(nodes[1], false);
check_added_monitors!(nodes[1], 1);
- // Duplicate the block_connected call since this may happen due to other listeners
+ // Duplicate the connect_block call since this may happen due to other listeners
// registering new transactions
- nodes[1].block_notifier.block_connected(&Block { header, txdata: vec![node_txn[0].clone(), node_txn[1].clone()]}, 1);
+ connect_block(&nodes[1], &Block { header, txdata: vec![node_txn[0].clone(), node_txn[1].clone()]}, 1);
}
#[test]
node_txn.remove(0)
};
- 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, 1, &[&tx], &[1]);
+ let block = Block {
+ header: BlockHeader { version: 0x20000000, prev_blockhash: Default::default(), merkle_root: Default::default(), time: 42, bits: 42, nonce: 42 },
+ txdata: vec![tx.clone()],
+ };
+ connect_block(&nodes[1], &block, 1);
// Note no UpdateHTLCs event here from nodes[1] to nodes[0]!
check_closed_broadcast!(nodes[1], false);
// Now check that if we add the preimage to ChannelMonitor it broadcasts our HTLC-Success..
{
- let mut monitors = nodes[2].chan_monitor.simple_monitor.monitors.lock().unwrap();
+ let mut monitors = nodes[2].chain_monitor.chain_monitor.monitors.lock().unwrap();
monitors.get_mut(&OutPoint{ txid: Txid::from_slice(&payment_event.commitment_msg.channel_id[..]).unwrap(), index: 0 }).unwrap()
- .provide_payment_preimage(&our_payment_hash, &our_payment_preimage);
+ .provide_payment_preimage(&our_payment_hash, &our_payment_preimage, &node_cfgs[2].tx_broadcaster, &node_cfgs[2].fee_estimator, &&logger);
}
- nodes[2].block_notifier.block_connected_checked(&header, 1, &[&tx], &[1]);
+ connect_block(&nodes[2], &block, 1);
let node_txn = nodes[2].tx_broadcaster.txn_broadcasted.lock().unwrap();
assert_eq!(node_txn.len(), 1);
assert_eq!(node_txn[0].input.len(), 1);
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;
while !headers.is_empty() {
- nodes[0].node.block_disconnected(&headers.pop().unwrap(), height);
- height -= 1;
+ nodes[0].node.block_disconnected(&headers.pop().unwrap());
}
check_closed_broadcast!(nodes[0], false);
check_added_monitors!(nodes[0], 1);
nodes[0].node.peer_disconnected(&nodes[1].node.get_our_node_id(), false);
nodes[1].node.peer_disconnected(&nodes[0].node.get_our_node_id(), false);
- confirm_transaction(&nodes[0].block_notifier, &nodes[0].chain_monitor, &tx, tx.version);
+ confirm_transaction(&nodes[0], &tx);
let events_1 = nodes[0].node.get_and_clear_pending_msg_events();
assert_eq!(events_1.len(), 1);
match events_1[0] {
nodes[0].node.peer_disconnected(&nodes[1].node.get_our_node_id(), false);
nodes[1].node.peer_disconnected(&nodes[0].node.get_our_node_id(), false);
- confirm_transaction(&nodes[1].block_notifier, &nodes[1].chain_monitor, &tx, tx.version);
+ confirm_transaction(&nodes[1], &tx);
let events_2 = nodes[1].node.get_and_clear_pending_msg_events();
assert_eq!(events_2.len(), 2);
let funding_locked = match events_2[0] {
route_payment(&nodes[0], &[&nodes[1]], 100000).1
};
- let mut header = BlockHeader { version: 0x20000000, prev_blockhash: Default::default(), merkle_root: Default::default(), time: 42, bits: 42, nonce: 42 };
- nodes[0].block_notifier.block_connected_checked(&header, 101, &[], &[]);
- nodes[1].block_notifier.block_connected_checked(&header, 101, &[], &[]);
+ let mut block = Block {
+ header: BlockHeader { version: 0x20000000, prev_blockhash: Default::default(), merkle_root: Default::default(), time: 42, bits: 42, nonce: 42 },
+ txdata: vec![],
+ };
+ connect_block(&nodes[0], &block, 101);
+ connect_block(&nodes[1], &block, 101);
for i in 102..TEST_FINAL_CLTV + 100 + 1 - CLTV_CLAIM_BUFFER - LATENCY_GRACE_PERIOD_BLOCKS {
- header.prev_blockhash = header.block_hash();
- nodes[0].block_notifier.block_connected_checked(&header, i, &[], &[]);
- nodes[1].block_notifier.block_connected_checked(&header, i, &[], &[]);
+ block.header.prev_blockhash = block.block_hash();
+ connect_block(&nodes[0], &block, i);
+ connect_block(&nodes[1], &block, i);
}
expect_pending_htlcs_forwardable!(nodes[1]);
check_added_monitors!(nodes[1], 0);
}
- 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, &[], &[]);
+ let mut block = Block {
+ header: BlockHeader { version: 0x20000000, prev_blockhash: Default::default(), merkle_root: Default::default(), time: 42, bits: 42, nonce: 42 },
+ txdata: vec![],
+ };
+ connect_block(&nodes[1], &block, 101);
for i in 102..TEST_FINAL_CLTV + 100 - CLTV_CLAIM_BUFFER - LATENCY_GRACE_PERIOD_BLOCKS {
- header.prev_blockhash = header.block_hash();
- nodes[1].block_notifier.block_connected_checked(&header, i, &[], &[]);
+ block.header.prev_blockhash = block.block_hash();
+ connect_block(&nodes[1], &block, 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.block_hash();
- nodes[1].block_notifier.block_connected_checked(&header, TEST_FINAL_CLTV + 100 - CLTV_CLAIM_BUFFER - LATENCY_GRACE_PERIOD_BLOCKS, &[], &[]);
+ block.header.prev_blockhash = block.block_hash();
+ connect_block(&nodes[1], &block, TEST_FINAL_CLTV + 100 - CLTV_CLAIM_BUFFER - LATENCY_GRACE_PERIOD_BLOCKS);
if forwarded_htlc {
expect_pending_htlcs_forwardable!(nodes[1]);
let node_chanmgrs = create_node_chanmgrs(2, &node_cfgs, &[None, None]);
let logger: test_utils::TestLogger;
let fee_estimator: test_utils::TestFeeEstimator;
- let new_chan_monitor: test_utils::TestChannelMonitor;
+ let persister: test_utils::TestPersister;
+ let new_chain_monitor: test_utils::TestChainMonitor;
let keys_manager: test_utils::TestKeysInterface;
- let nodes_0_deserialized: ChannelManager<EnforcingChannelKeys, &test_utils::TestChannelMonitor, &test_utils::TestBroadcaster, &test_utils::TestKeysInterface, &test_utils::TestFeeEstimator, &test_utils::TestLogger>;
+ let nodes_0_deserialized: ChannelManager<EnforcingChannelKeys, &test_utils::TestChainMonitor, &test_utils::TestBroadcaster, &test_utils::TestKeysInterface, &test_utils::TestFeeEstimator, &test_utils::TestLogger>;
let mut nodes = create_network(2, &node_cfgs, &node_chanmgrs);
let tx = create_chan_between_nodes_with_value_init(&nodes[0], &nodes[1], 100000, 10001, InitFeatures::known(), InitFeatures::known());
let nodes_0_serialized = nodes[0].node.encode();
let mut chan_0_monitor_serialized = test_utils::TestVecWriter(Vec::new());
- nodes[0].chan_monitor.simple_monitor.monitors.lock().unwrap().iter().next().unwrap().1.write_for_disk(&mut chan_0_monitor_serialized).unwrap();
+ nodes[0].chain_monitor.chain_monitor.monitors.lock().unwrap().iter().next().unwrap().1.serialize_for_disk(&mut chan_0_monitor_serialized).unwrap();
logger = test_utils::TestLogger::new();
fee_estimator = test_utils::TestFeeEstimator { sat_per_kw: 253 };
- new_chan_monitor = test_utils::TestChannelMonitor::new(nodes[0].chain_monitor.clone(), nodes[0].tx_broadcaster.clone(), &logger, &fee_estimator);
- nodes[0].chan_monitor = &new_chan_monitor;
+ persister = test_utils::TestPersister::new();
+ new_chain_monitor = test_utils::TestChainMonitor::new(Some(nodes[0].chain_source), nodes[0].tx_broadcaster.clone(), &logger, &fee_estimator, &persister);
+ nodes[0].chain_monitor = &new_chain_monitor;
let mut chan_0_monitor_read = &chan_0_monitor_serialized.0[..];
let (_, mut chan_0_monitor) = <(BlockHash, ChannelMonitor<EnforcingChannelKeys>)>::read(&mut chan_0_monitor_read).unwrap();
assert!(chan_0_monitor_read.is_empty());
let (_, nodes_0_deserialized_tmp) = {
let mut channel_monitors = HashMap::new();
channel_monitors.insert(chan_0_monitor.get_funding_txo().0, &mut chan_0_monitor);
- <(BlockHash, ChannelManager<EnforcingChannelKeys, &test_utils::TestChannelMonitor, &test_utils::TestBroadcaster, &test_utils::TestKeysInterface, &test_utils::TestFeeEstimator, &test_utils::TestLogger>)>::read(&mut nodes_0_read, ChannelManagerReadArgs {
+ <(BlockHash, ChannelManager<EnforcingChannelKeys, &test_utils::TestChainMonitor, &test_utils::TestBroadcaster, &test_utils::TestKeysInterface, &test_utils::TestFeeEstimator, &test_utils::TestLogger>)>::read(&mut nodes_0_read, ChannelManagerReadArgs {
default_config: config,
keys_manager: &keys_manager,
fee_estimator: &fee_estimator,
- monitor: nodes[0].chan_monitor,
+ chain_monitor: nodes[0].chain_monitor,
tx_broadcaster: nodes[0].tx_broadcaster.clone(),
logger: &logger,
channel_monitors,
nodes_0_deserialized = nodes_0_deserialized_tmp;
assert!(nodes_0_read.is_empty());
- assert!(nodes[0].chan_monitor.add_monitor(chan_0_monitor.get_funding_txo().0, chan_0_monitor).is_ok());
+ assert!(nodes[0].chain_monitor.watch_channel(chan_0_monitor.get_funding_txo().0, chan_0_monitor).is_ok());
nodes[0].node = &nodes_0_deserialized;
- nodes[0].block_notifier.register_listener(nodes[0].node);
assert_eq!(nodes[0].node.list_channels().len(), 1);
check_added_monitors!(nodes[0], 1);
let node_cfgs = create_node_cfgs(2, &chanmon_cfgs);
let node_chanmgrs = create_node_chanmgrs(2, &node_cfgs, &[None, None]);
let fee_estimator: test_utils::TestFeeEstimator;
+ let persister: test_utils::TestPersister;
let logger: test_utils::TestLogger;
- let new_chan_monitor: test_utils::TestChannelMonitor;
+ let new_chain_monitor: test_utils::TestChainMonitor;
let keys_manager: test_utils::TestKeysInterface;
- let nodes_0_deserialized: ChannelManager<EnforcingChannelKeys, &test_utils::TestChannelMonitor, &test_utils::TestBroadcaster, &test_utils::TestKeysInterface, &test_utils::TestFeeEstimator, &test_utils::TestLogger>;
+ let nodes_0_deserialized: ChannelManager<EnforcingChannelKeys, &test_utils::TestChainMonitor, &test_utils::TestBroadcaster, &test_utils::TestKeysInterface, &test_utils::TestFeeEstimator, &test_utils::TestLogger>;
let mut nodes = create_network(2, &node_cfgs, &node_chanmgrs);
// Start creating a channel, but stop right before broadcasting the event message FundingBroadcastSafe
node_b.node.handle_funding_created(&node_a.node.get_our_node_id(), &get_event_msg!(node_a, MessageSendEvent::SendFundingCreated, node_b.node.get_our_node_id()));
{
- let mut added_monitors = node_b.chan_monitor.added_monitors.lock().unwrap();
+ let mut added_monitors = node_b.chain_monitor.added_monitors.lock().unwrap();
assert_eq!(added_monitors.len(), 1);
assert_eq!(added_monitors[0].0, funding_output);
added_monitors.clear();
node_a.node.handle_funding_signed(&node_b.node.get_our_node_id(), &get_event_msg!(node_b, MessageSendEvent::SendFundingSigned, node_a.node.get_our_node_id()));
{
- let mut added_monitors = node_a.chan_monitor.added_monitors.lock().unwrap();
+ let mut added_monitors = node_a.chain_monitor.added_monitors.lock().unwrap();
assert_eq!(added_monitors.len(), 1);
assert_eq!(added_monitors[0].0, funding_output);
added_monitors.clear();
// Start the de/seriailization process mid-channel creation to check that the channel manager will hold onto events that are serialized
let nodes_0_serialized = nodes[0].node.encode();
let mut chan_0_monitor_serialized = test_utils::TestVecWriter(Vec::new());
- nodes[0].chan_monitor.simple_monitor.monitors.lock().unwrap().iter().next().unwrap().1.write_for_disk(&mut chan_0_monitor_serialized).unwrap();
+ nodes[0].chain_monitor.chain_monitor.monitors.lock().unwrap().iter().next().unwrap().1.serialize_for_disk(&mut chan_0_monitor_serialized).unwrap();
fee_estimator = test_utils::TestFeeEstimator { sat_per_kw: 253 };
logger = test_utils::TestLogger::new();
- new_chan_monitor = test_utils::TestChannelMonitor::new(nodes[0].chain_monitor.clone(), nodes[0].tx_broadcaster.clone(), &logger, &fee_estimator);
- nodes[0].chan_monitor = &new_chan_monitor;
+ persister = test_utils::TestPersister::new();
+ new_chain_monitor = test_utils::TestChainMonitor::new(Some(nodes[0].chain_source), nodes[0].tx_broadcaster.clone(), &logger, &fee_estimator, &persister);
+ nodes[0].chain_monitor = &new_chain_monitor;
let mut chan_0_monitor_read = &chan_0_monitor_serialized.0[..];
let (_, mut chan_0_monitor) = <(BlockHash, ChannelMonitor<EnforcingChannelKeys>)>::read(&mut chan_0_monitor_read).unwrap();
assert!(chan_0_monitor_read.is_empty());
let (_, nodes_0_deserialized_tmp) = {
let mut channel_monitors = HashMap::new();
channel_monitors.insert(chan_0_monitor.get_funding_txo().0, &mut chan_0_monitor);
- <(BlockHash, ChannelManager<EnforcingChannelKeys, &test_utils::TestChannelMonitor, &test_utils::TestBroadcaster, &test_utils::TestKeysInterface, &test_utils::TestFeeEstimator, &test_utils::TestLogger>)>::read(&mut nodes_0_read, ChannelManagerReadArgs {
+ <(BlockHash, ChannelManager<EnforcingChannelKeys, &test_utils::TestChainMonitor, &test_utils::TestBroadcaster, &test_utils::TestKeysInterface, &test_utils::TestFeeEstimator, &test_utils::TestLogger>)>::read(&mut nodes_0_read, ChannelManagerReadArgs {
default_config: config,
keys_manager: &keys_manager,
fee_estimator: &fee_estimator,
- monitor: nodes[0].chan_monitor,
+ chain_monitor: nodes[0].chain_monitor,
tx_broadcaster: nodes[0].tx_broadcaster.clone(),
logger: &logger,
channel_monitors,
nodes[1].node.peer_disconnected(&nodes[0].node.get_our_node_id(), false);
- assert!(nodes[0].chan_monitor.add_monitor(chan_0_monitor.get_funding_txo().0, chan_0_monitor).is_ok());
+ assert!(nodes[0].chain_monitor.watch_channel(chan_0_monitor.get_funding_txo().0, chan_0_monitor).is_ok());
nodes[0].node = &nodes_0_deserialized;
// After deserializing, make sure the FundingBroadcastSafe event is still held by the channel manager
};
// Make sure the channel is functioning as though the de/serialization never happened
- nodes[0].block_notifier.register_listener(nodes[0].node);
assert_eq!(nodes[0].node.list_channels().len(), 1);
check_added_monitors!(nodes[0], 1);
let node_chanmgrs = create_node_chanmgrs(2, &node_cfgs, &[None, None]);
let logger: test_utils::TestLogger;
let fee_estimator: test_utils::TestFeeEstimator;
- let new_chan_monitor: test_utils::TestChannelMonitor;
+ let persister: test_utils::TestPersister;
+ let new_chain_monitor: test_utils::TestChainMonitor;
let keys_manager: test_utils::TestKeysInterface;
- let nodes_0_deserialized: ChannelManager<EnforcingChannelKeys, &test_utils::TestChannelMonitor, &test_utils::TestBroadcaster, &test_utils::TestKeysInterface, &test_utils::TestFeeEstimator, &test_utils::TestLogger>;
+ let nodes_0_deserialized: ChannelManager<EnforcingChannelKeys, &test_utils::TestChainMonitor, &test_utils::TestBroadcaster, &test_utils::TestKeysInterface, &test_utils::TestFeeEstimator, &test_utils::TestLogger>;
let mut nodes = create_network(2, &node_cfgs, &node_chanmgrs);
create_announced_chan_between_nodes(&nodes, 0, 1, InitFeatures::known(), InitFeatures::known());
let nodes_0_serialized = nodes[0].node.encode();
let mut chan_0_monitor_serialized = test_utils::TestVecWriter(Vec::new());
- nodes[0].chan_monitor.simple_monitor.monitors.lock().unwrap().iter().next().unwrap().1.write_for_disk(&mut chan_0_monitor_serialized).unwrap();
+ nodes[0].chain_monitor.chain_monitor.monitors.lock().unwrap().iter().next().unwrap().1.serialize_for_disk(&mut chan_0_monitor_serialized).unwrap();
logger = test_utils::TestLogger::new();
fee_estimator = test_utils::TestFeeEstimator { sat_per_kw: 253 };
- new_chan_monitor = test_utils::TestChannelMonitor::new(nodes[0].chain_monitor.clone(), nodes[0].tx_broadcaster.clone(), &logger, &fee_estimator);
- nodes[0].chan_monitor = &new_chan_monitor;
+ persister = test_utils::TestPersister::new();
+ new_chain_monitor = test_utils::TestChainMonitor::new(Some(nodes[0].chain_source), nodes[0].tx_broadcaster.clone(), &logger, &fee_estimator, &persister);
+ nodes[0].chain_monitor = &new_chain_monitor;
let mut chan_0_monitor_read = &chan_0_monitor_serialized.0[..];
let (_, mut chan_0_monitor) = <(BlockHash, ChannelMonitor<EnforcingChannelKeys>)>::read(&mut chan_0_monitor_read).unwrap();
assert!(chan_0_monitor_read.is_empty());
let (_, nodes_0_deserialized_tmp) = {
let mut channel_monitors = HashMap::new();
channel_monitors.insert(chan_0_monitor.get_funding_txo().0, &mut chan_0_monitor);
- <(BlockHash, ChannelManager<EnforcingChannelKeys, &test_utils::TestChannelMonitor, &test_utils::TestBroadcaster, &test_utils::TestKeysInterface, &test_utils::TestFeeEstimator, &test_utils::TestLogger>)>::read(&mut nodes_0_read, ChannelManagerReadArgs {
+ <(BlockHash, ChannelManager<EnforcingChannelKeys, &test_utils::TestChainMonitor, &test_utils::TestBroadcaster, &test_utils::TestKeysInterface, &test_utils::TestFeeEstimator, &test_utils::TestLogger>)>::read(&mut nodes_0_read, ChannelManagerReadArgs {
default_config: UserConfig::default(),
keys_manager: &keys_manager,
fee_estimator: &fee_estimator,
- monitor: nodes[0].chan_monitor,
+ chain_monitor: nodes[0].chain_monitor,
tx_broadcaster: nodes[0].tx_broadcaster.clone(),
logger: &logger,
channel_monitors,
nodes_0_deserialized = nodes_0_deserialized_tmp;
assert!(nodes_0_read.is_empty());
- assert!(nodes[0].chan_monitor.add_monitor(chan_0_monitor.get_funding_txo().0, chan_0_monitor).is_ok());
+ assert!(nodes[0].chain_monitor.watch_channel(chan_0_monitor.get_funding_txo().0, chan_0_monitor).is_ok());
nodes[0].node = &nodes_0_deserialized;
check_added_monitors!(nodes[0], 1);
let node_chanmgrs = create_node_chanmgrs(4, &node_cfgs, &[None, None, None, None]);
let logger: test_utils::TestLogger;
let fee_estimator: test_utils::TestFeeEstimator;
- let new_chan_monitor: test_utils::TestChannelMonitor;
+ let persister: test_utils::TestPersister;
+ let new_chain_monitor: test_utils::TestChainMonitor;
let keys_manager: test_utils::TestKeysInterface;
- let nodes_0_deserialized: ChannelManager<EnforcingChannelKeys, &test_utils::TestChannelMonitor, &test_utils::TestBroadcaster, &test_utils::TestKeysInterface, &test_utils::TestFeeEstimator, &test_utils::TestLogger>;
+ let nodes_0_deserialized: ChannelManager<EnforcingChannelKeys, &test_utils::TestChainMonitor, &test_utils::TestBroadcaster, &test_utils::TestKeysInterface, &test_utils::TestFeeEstimator, &test_utils::TestLogger>;
let mut nodes = create_network(4, &node_cfgs, &node_chanmgrs);
create_announced_chan_between_nodes(&nodes, 0, 1, InitFeatures::known(), InitFeatures::known());
create_announced_chan_between_nodes(&nodes, 2, 0, InitFeatures::known(), InitFeatures::known());
let (_, _, channel_id, funding_tx) = create_announced_chan_between_nodes(&nodes, 0, 3, InitFeatures::known(), InitFeatures::known());
let mut node_0_stale_monitors_serialized = Vec::new();
- for monitor in nodes[0].chan_monitor.simple_monitor.monitors.lock().unwrap().iter() {
+ for monitor in nodes[0].chain_monitor.chain_monitor.monitors.lock().unwrap().iter() {
let mut writer = test_utils::TestVecWriter(Vec::new());
- monitor.1.write_for_disk(&mut writer).unwrap();
+ monitor.1.serialize_for_disk(&mut writer).unwrap();
node_0_stale_monitors_serialized.push(writer.0);
}
// Now the ChannelMonitor (which is now out-of-sync with ChannelManager for channel w/
// nodes[3])
let mut node_0_monitors_serialized = Vec::new();
- for monitor in nodes[0].chan_monitor.simple_monitor.monitors.lock().unwrap().iter() {
+ for monitor in nodes[0].chain_monitor.chain_monitor.monitors.lock().unwrap().iter() {
let mut writer = test_utils::TestVecWriter(Vec::new());
- monitor.1.write_for_disk(&mut writer).unwrap();
+ monitor.1.serialize_for_disk(&mut writer).unwrap();
node_0_monitors_serialized.push(writer.0);
}
logger = test_utils::TestLogger::new();
fee_estimator = test_utils::TestFeeEstimator { sat_per_kw: 253 };
- new_chan_monitor = test_utils::TestChannelMonitor::new(nodes[0].chain_monitor.clone(), nodes[0].tx_broadcaster.clone(), &logger, &fee_estimator);
- nodes[0].chan_monitor = &new_chan_monitor;
+ persister = test_utils::TestPersister::new();
+ new_chain_monitor = test_utils::TestChainMonitor::new(Some(nodes[0].chain_source), nodes[0].tx_broadcaster.clone(), &logger, &fee_estimator, &persister);
+ nodes[0].chain_monitor = &new_chain_monitor;
let mut node_0_stale_monitors = Vec::new();
for serialized in node_0_stale_monitors_serialized.iter() {
let mut nodes_0_read = &nodes_0_serialized[..];
if let Err(msgs::DecodeError::InvalidValue) =
- <(BlockHash, ChannelManager<EnforcingChannelKeys, &test_utils::TestChannelMonitor, &test_utils::TestBroadcaster, &test_utils::TestKeysInterface, &test_utils::TestFeeEstimator, &test_utils::TestLogger>)>::read(&mut nodes_0_read, ChannelManagerReadArgs {
+ <(BlockHash, ChannelManager<EnforcingChannelKeys, &test_utils::TestChainMonitor, &test_utils::TestBroadcaster, &test_utils::TestKeysInterface, &test_utils::TestFeeEstimator, &test_utils::TestLogger>)>::read(&mut nodes_0_read, ChannelManagerReadArgs {
default_config: UserConfig::default(),
keys_manager: &keys_manager,
fee_estimator: &fee_estimator,
- monitor: nodes[0].chan_monitor,
+ chain_monitor: nodes[0].chain_monitor,
tx_broadcaster: nodes[0].tx_broadcaster.clone(),
logger: &logger,
channel_monitors: node_0_stale_monitors.iter_mut().map(|monitor| { (monitor.get_funding_txo().0, monitor) }).collect(),
let mut nodes_0_read = &nodes_0_serialized[..];
let (_, nodes_0_deserialized_tmp) =
- <(BlockHash, ChannelManager<EnforcingChannelKeys, &test_utils::TestChannelMonitor, &test_utils::TestBroadcaster, &test_utils::TestKeysInterface, &test_utils::TestFeeEstimator, &test_utils::TestLogger>)>::read(&mut nodes_0_read, ChannelManagerReadArgs {
+ <(BlockHash, ChannelManager<EnforcingChannelKeys, &test_utils::TestChainMonitor, &test_utils::TestBroadcaster, &test_utils::TestKeysInterface, &test_utils::TestFeeEstimator, &test_utils::TestLogger>)>::read(&mut nodes_0_read, ChannelManagerReadArgs {
default_config: UserConfig::default(),
keys_manager: &keys_manager,
fee_estimator: &fee_estimator,
- monitor: nodes[0].chan_monitor,
+ chain_monitor: nodes[0].chain_monitor,
tx_broadcaster: nodes[0].tx_broadcaster.clone(),
logger: &logger,
channel_monitors: node_0_monitors.iter_mut().map(|monitor| { (monitor.get_funding_txo().0, monitor) }).collect(),
}
for monitor in node_0_monitors.drain(..) {
- assert!(nodes[0].chan_monitor.add_monitor(monitor.get_funding_txo().0, monitor).is_ok());
+ assert!(nodes[0].chain_monitor.watch_channel(monitor.get_funding_txo().0, monitor).is_ok());
check_added_monitors!(nodes[0], 1);
}
nodes[0].node = &nodes_0_deserialized;
macro_rules! check_spendable_outputs {
($node: expr, $der_idx: expr, $keysinterface: expr, $chan_value: expr) => {
{
- let events = $node.chan_monitor.simple_monitor.get_and_clear_pending_events();
+ let events = $node.chain_monitor.chain_monitor.get_and_clear_pending_events();
let mut txn = Vec::new();
for event in events {
match event {
input: vec![input],
output: vec![outp],
};
+ spend_tx.output[0].value -= (spend_tx.get_weight() + 2 + 1 + 73 + 35 + 3) as u64 / 4; // (Max weight + 3 (to round up)) / 4
let secp_ctx = Secp256k1::new();
let keys = $keysinterface.derive_channel_keys($chan_value, key_derivation_params.0, key_derivation_params.1);
let remotepubkey = keys.pubkeys().payment_point;
let delayed_payment_pubkey = PublicKey::from_secret_key(&secp_ctx, &delayed_payment_key);
let witness_script = chan_utils::get_revokeable_redeemscript(revocation_pubkey, *to_self_delay, &delayed_payment_pubkey);
+ spend_tx.output[0].value -= (spend_tx.get_weight() + 2 + 1 + 73 + 1 + witness_script.len() + 1 + 3) as u64 / 4; // (Max weight + 3 (to round up)) / 4
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());
input: vec![input],
output: vec![outp.clone()],
};
+ spend_tx.output[0].value -= (spend_tx.get_weight() + 2 + 1 + 73 + 35 + 3) as u64 / 4; // (Max weight + 3 (to round up)) / 4
let secret = {
match ExtendedPrivKey::new_master(Network::Testnet, &$node.node_seed) {
Ok(master_key) => {
assert_eq!(node_txn[0].output.len(), 2); // We can't force trimming of to_remote output as channel_reserve_satoshis block us to do so at channel opening
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.block_hash());
+ connect_block(&nodes[1], &Block { header, txdata: vec![node_txn[0].clone()] }, 0);
+ connect_blocks(&nodes[1], 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);
assert_eq!(node_txn[0].output.len(), 2); // We can't force trimming of to_remote output as channel_reserve_satoshis block us to do so at channel opening
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_block(&nodes[1], &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.block_hash());
+ connect_blocks(&nodes[1], 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);
- assert_eq!(spend_txn[0], spend_txn[1]);
+ assert_eq!(spend_txn.len(), 1);
check_spends!(spend_txn[0], node_txn[0]);
}
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 };
- nodes[1].block_notifier.block_connected(&Block { header, txdata: vec![revoked_local_txn[0].clone()] }, 0);
+ connect_block(&nodes[1], &Block { header, txdata: vec![revoked_local_txn[0].clone()] }, 0);
check_closed_broadcast!(nodes[1], false);
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.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.block_hash());
+ connect_block(&nodes[1], &Block { header: header_1, txdata: vec![node_txn[0].clone()] }, 1);
+ connect_blocks(&nodes[1], 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);
- assert_eq!(spend_txn[0], spend_txn[1]); // to_remote output on revoked remote commitment_tx
- check_spends!(spend_txn[0], revoked_local_txn[0]);
- check_spends!(spend_txn[2], node_txn[0]);
+ assert_eq!(spend_txn.len(), 2);
+ check_spends!(spend_txn[0], revoked_local_txn[0]); // to_remote output on revoked remote commitment_tx
+ check_spends!(spend_txn[1], node_txn[0]);
}
#[test]
let header = BlockHeader { version: 0x20000000, prev_blockhash: Default::default(), merkle_root: Default::default(), time: 42, bits: 42, nonce: 42 };
assert!(nodes[1].node.claim_funds(payment_preimage, &None, 3_000_000));
check_added_monitors!(nodes[1], 1);
- nodes[1].block_notifier.block_connected(&Block { header, txdata: vec![commitment_tx[0].clone()] }, 1);
+ connect_block(&nodes[1], &Block { header, txdata: vec![commitment_tx[0].clone()] }, 1);
check_added_monitors!(nodes[1], 1);
let events = nodes[1].node.get_and_clear_pending_msg_events();
match events[0] {
check_spends!(node_txn[2], node_txn[1]);
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.block_hash());
+ connect_block(&nodes[1], &Block { header: header_1, txdata: vec![node_txn[0].clone()] }, 1);
+ connect_blocks(&nodes[1], 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);
// Settle A's commitment tx on B' chain
let header = BlockHeader { version: 0x2000_0000, prev_blockhash: Default::default(), merkle_root: Default::default(), time: 42, bits: 42, nonce: 42};
- nodes[1].block_notifier.block_connected(&Block { header, txdata: vec![commitment_tx[0].clone()] }, 0);
+ connect_block(&nodes[1], &Block { header, txdata: vec![commitment_tx[0].clone()] }, 0);
check_added_monitors!(nodes[1], 1);
let events = nodes[1].node.get_and_clear_pending_msg_events();
match events[0] {
check_spends!(node_txn[2], node_txn[1]);
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.block_hash());
+ connect_block(&nodes[1], &Block { header: header_1, txdata: vec![node_txn[0].clone()] }, 1);
+ connect_blocks(&nodes[1], 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);
- assert_eq!(spend_txn.len(), 3); // SpendableOutput: remote_commitment_tx.to_remote (*2), timeout_tx.output (*1)
- check_spends!(spend_txn[2], node_txn[0].clone());
+ assert_eq!(spend_txn.len(), 2); // SpendableOutput: remote_commitment_tx.to_remote, timeout_tx.output
+ check_spends!(spend_txn[1], node_txn[0]);
}
#[test]
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 };
- nodes[1].block_notifier.block_connected(&Block { header, txdata: vec![revoked_local_txn[0].clone()] }, 0);
+ connect_block(&nodes[1], &Block { header, txdata: vec![revoked_local_txn[0].clone()] }, 0);
check_closed_broadcast!(nodes[1], false);
check_added_monitors!(nodes[1], 1);
check_spends!(node_txn[0], revoked_local_txn[0]);
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.block_hash());
+ connect_block(&nodes[1], &Block { header: header_1, txdata: vec![node_txn[0].clone()] }, 1);
+ connect_blocks(&nodes[1], 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);
let header = BlockHeader { version: 0x20000000, prev_blockhash: Default::default(), merkle_root: Default::default(), time: 42, bits: 42, nonce: 42 };
// A will generate HTLC-Timeout from revoked commitment tx
- nodes[0].block_notifier.block_connected(&Block { header, txdata: vec![revoked_local_txn[0].clone()] }, 1);
+ connect_block(&nodes[0], &Block { header, txdata: vec![revoked_local_txn[0].clone()] }, 1);
check_closed_broadcast!(nodes[0], false);
check_added_monitors!(nodes[0], 1);
check_spends!(revoked_htlc_txn[1], chan_1.3);
// B will generate justice tx from A's revoked commitment/HTLC tx
- nodes[1].block_notifier.block_connected(&Block { header, txdata: vec![revoked_local_txn[0].clone(), revoked_htlc_txn[0].clone()] }, 0);
+ connect_block(&nodes[1], &Block { header, txdata: vec![revoked_local_txn[0].clone(), revoked_htlc_txn[0].clone()] }, 0);
check_closed_broadcast!(nodes[1], false);
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.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(), 2);
- check_spends!(node_txn[0], revoked_local_txn[0]);
+ assert_eq!(node_txn[0].input.len(), 3);
+ check_spends!(node_txn[0], revoked_local_txn[0], revoked_htlc_txn[0]);
- check_spends!(node_txn[1], chan_1.3);
+ 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.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[2].clone(), node_txn[3].clone()] }, 1);
- connect_blocks(&nodes[1].block_notifier, ANTI_REORG_DELAY - 1, 1, true, header.block_hash());
+ connect_block(&nodes[1], &Block { header: header_1, txdata: vec![node_txn[1].clone()] }, 1);
+ connect_blocks(&nodes[1], ANTI_REORG_DELAY - 1, 1, true, header.block_hash());
- // Note that nodes[1]'s tx_broadcaster is still locked, so if we get here the channelmonitor
- // didn't try to generate any new transactions.
-
- // Check B's ChannelMonitor was able to generate the right spendable output descriptor which
- // allows the user to spend the newly-confirmed outputs.
+ // 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[2]);
- check_spends!(spend_txn[1], node_txn[3]);
+ assert_eq!(spend_txn.len(), 1);
+ assert_eq!(spend_txn[0].input.len(), 1);
+ check_spends!(spend_txn[0], node_txn[1]);
}
#[test]
let header = BlockHeader { version: 0x20000000, prev_blockhash: Default::default(), merkle_root: Default::default(), time: 42, bits: 42, nonce: 42 };
// B will generate HTLC-Success from revoked commitment tx
- nodes[1].block_notifier.block_connected(&Block { header, txdata: vec![revoked_local_txn[0].clone()] }, 1);
+ connect_block(&nodes[1], &Block { header, txdata: vec![revoked_local_txn[0].clone()] }, 1);
check_closed_broadcast!(nodes[1], false);
check_added_monitors!(nodes[1], 1);
let revoked_htlc_txn = nodes[1].tx_broadcaster.txn_broadcasted.lock().unwrap();
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);
+ connect_block(&nodes[0], &Block { header, txdata: vec![revoked_local_txn[0].clone(), revoked_htlc_txn[0].clone()] }, 1);
check_closed_broadcast!(nodes[0], false);
check_added_monitors!(nodes[0], 1);
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
- // The first transaction generated is just in case of a reorg - it double-spends
- // revoked_htlc_txn[0], spending the HTLC output on revoked_local_txn[0] directly.
- assert_eq!(node_txn[0].input.len(), 1);
- check_spends!(node_txn[0], revoked_local_txn[0]);
- assert_eq!(node_txn[0].input[0].previous_output, revoked_htlc_txn[0].input[0].previous_output);
+ // 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[2].input.len(), 1);
- check_spends!(node_txn[2], revoked_htlc_txn[0]);
+ assert_eq!(node_txn[1].input.len(), 1);
+ check_spends!(node_txn[1], revoked_htlc_txn[0]);
- check_spends!(node_txn[1], chan_1.3);
+ 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[2].clone()] }, 1);
- connect_blocks(&nodes[0].block_notifier, ANTI_REORG_DELAY - 1, 1, true, header.block_hash());
+ connect_block(&nodes[0], &Block { header: header_1, txdata: vec![node_txn[1].clone()] }, 1);
+ connect_blocks(&nodes[0], 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(), 4); // 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.len(), 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
assert_ne!(spend_txn[0].input[0].previous_output, revoked_htlc_txn[0].input[0].previous_output);
- check_spends!(spend_txn[3], node_txn[2]); // spending justice tx output on the htlc success tx
+ check_spends!(spend_txn[1], node_txn[1]); // spending justice tx output on the htlc success tx
}
#[test]
fn test_onchain_to_onchain_claim() {
- // Test that in case of channel closure, we detect the state of output thanks to
- // ChainWatchInterface and claim HTLC on downstream peer's remote commitment tx.
+ // Test that in case of channel closure, we detect the state of output and claim HTLC
+ // on downstream peer's remote commitment tx.
// First, have C claim an HTLC against its own latest commitment transaction.
// Then, broadcast these to B, which should update the monitor downstream on the A<->B
// channel.
assert_eq!(updates.update_fulfill_htlcs.len(), 1);
assert!(updates.update_fail_malformed_htlcs.is_empty());
- nodes[2].block_notifier.block_connected(&Block { header, txdata: vec![commitment_tx[0].clone()]}, 1);
+ connect_block(&nodes[2], &Block { header, txdata: vec![commitment_tx[0].clone()]}, 1);
check_closed_broadcast!(nodes[2], false);
check_added_monitors!(nodes[2], 1);
assert_eq!(c_txn[0].lock_time, 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
- nodes[1].block_notifier.block_connected(&Block { header, txdata: vec![c_txn[1].clone(), c_txn[2].clone()]}, 1);
+ connect_block(&nodes[1], &Block { header, txdata: vec![c_txn[1].clone(), c_txn[2].clone()]}, 1);
{
let mut b_txn = nodes[1].tx_broadcaster.txn_broadcasted.lock().unwrap();
// ChannelMonitor: claim tx, ChannelManager: local commitment tx + HTLC-timeout tx
assert_eq!(b_txn[2].input[0].witness.clone().last().unwrap().len(), OFFERED_HTLC_SCRIPT_WEIGHT);
assert!(b_txn[2].output[0].script_pubkey.is_v0_p2wsh()); // revokeable output
assert_ne!(b_txn[2].lock_time, 0); // Timeout tx
- check_spends!(b_txn[0], c_txn[1]); // timeout tx on C remote commitment tx, issued by ChannelMonitor, * 2 due to block rescan
+ check_spends!(b_txn[0], c_txn[1]); // timeout tx on C remote commitment tx, issued by ChannelMonitor
assert_eq!(b_txn[0].input[0].witness.clone().last().unwrap().len(), ACCEPTED_HTLC_SCRIPT_WEIGHT);
assert!(b_txn[0].output[0].script_pubkey.is_v0_p2wpkh()); // direct payment
assert_ne!(b_txn[2].lock_time, 0); // Timeout tx
};
// Broadcast A's commitment tx on B's chain to see if we are able to claim inbound HTLC with our HTLC-Success tx
let commitment_tx = get_local_commitment_txn!(nodes[0], chan_1.2);
- nodes[1].block_notifier.block_connected(&Block { header, txdata: vec![commitment_tx[0].clone()]}, 1);
+ connect_block(&nodes[1], &Block { header, txdata: vec![commitment_tx[0].clone()]}, 1);
let b_txn = nodes[1].tx_broadcaster.txn_broadcasted.lock().unwrap();
// ChannelMonitor: HTLC-Success tx, ChannelManager: local commitment tx + HTLC-Success tx
assert_eq!(b_txn.len(), 3);
check_spends!(commitment_txn[0], chan_2.3);
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![commitment_txn[0].clone()] }, 1);
+ connect_block(&nodes[1], &Block { header, txdata: vec![commitment_txn[0].clone()] }, 1);
check_closed_broadcast!(nodes[1], false);
check_added_monitors!(nodes[1], 1);
}
nodes[2].node.claim_funds(our_payment_preimage, &None, 900_000);
- nodes[2].block_notifier.block_connected(&Block { header, txdata: vec![commitment_txn[0].clone()] }, 1);
+ connect_block(&nodes[2], &Block { header, txdata: vec![commitment_txn[0].clone()] }, 1);
check_added_monitors!(nodes[2], 3);
let events = nodes[2].node.get_and_clear_pending_msg_events();
match events[0] {
check_spends!(htlc_success_txn[0], commitment_txn[0]);
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.block_hash());
+ connect_block(&nodes[1], &Block { header, txdata: vec![htlc_timeout_tx] }, 200);
+ connect_blocks(&nodes[1], 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());
expect_payment_failed!(nodes[0], duplicate_payment_hash, false);
// Solve 2nd HTLC by broadcasting on B's chain HTLC-Success Tx from C
- nodes[1].block_notifier.block_connected(&Block { header, txdata: vec![htlc_success_txn[0].clone()] }, 200);
+ connect_block(&nodes[1], &Block { header, txdata: vec![htlc_success_txn[0].clone()] }, 200);
let updates = get_htlc_update_msgs!(nodes[1], nodes[0].node.get_our_node_id());
assert!(updates.update_add_htlcs.is_empty());
assert!(updates.update_fail_htlcs.is_empty());
nodes[1].node.claim_funds(payment_preimage, &None, 9_000_000);
check_added_monitors!(nodes[1], 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(&Block { header, txdata: vec![local_txn[0].clone()] }, 1);
+ connect_block(&nodes[1], &Block { header, txdata: vec![local_txn[0].clone()] }, 1);
check_added_monitors!(nodes[1], 1);
let events = nodes[1].node.get_and_clear_pending_msg_events();
match events[0] {
};
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.block_hash());
+ connect_block(&nodes[1], &Block { header: header_201, txdata: node_txn.clone() }, 201);
+ connect_blocks(&nodes[1], 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);
let header = BlockHeader { version: 0x20000000, prev_blockhash: Default::default(), merkle_root: Default::default(), time: 42, bits: 42, nonce: 42 };
if announce_latest {
- nodes[2].block_notifier.block_connected(&Block { header, txdata: vec![ds_last_commitment_tx[0].clone()]}, 1);
+ connect_block(&nodes[2], &Block { header, txdata: vec![ds_last_commitment_tx[0].clone()]}, 1);
} else {
- nodes[2].block_notifier.block_connected(&Block { header, txdata: vec![ds_prev_commitment_tx[0].clone()]}, 1);
+ connect_block(&nodes[2], &Block { header, txdata: vec![ds_prev_commitment_tx[0].clone()]}, 1);
}
- connect_blocks(&nodes[2].block_notifier, ANTI_REORG_DELAY - 1, 1, true, header.block_hash());
+ connect_blocks(&nodes[2], 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);
// Timeout HTLC on A's chain and so it can generate a HTLC-Timeout 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![local_txn[0].clone()] }, 200);
+ connect_block(&nodes[0], &Block { header, txdata: vec![local_txn[0].clone()] }, 200);
check_closed_broadcast!(nodes[0], false);
check_added_monitors!(nodes[0], 1);
};
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.block_hash());
+ connect_block(&nodes[0], &Block { header: header_201, txdata: vec![htlc_timeout.clone()] }, 201);
+ connect_blocks(&nodes[0], 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
let spend_txn = check_spendable_outputs!(nodes[0], 1, node_cfgs[0].keys_manager, 100000);
- assert_eq!(spend_txn.len(), 3);
- assert_eq!(spend_txn[0], spend_txn[1]);
+ assert_eq!(spend_txn.len(), 2);
check_spends!(spend_txn[0], local_txn[0]);
- check_spends!(spend_txn[2], htlc_timeout);
+ check_spends!(spend_txn[1], htlc_timeout);
}
#[test]
// We manually create the node configuration to backup the seed.
let seed = [42; 32];
let keys_manager = test_utils::TestKeysInterface::new(&seed, Network::Testnet);
- let chan_monitor = test_utils::TestChannelMonitor::new(&chanmon_cfgs[0].chain_monitor, &chanmon_cfgs[0].tx_broadcaster, &chanmon_cfgs[0].logger, &chanmon_cfgs[0].fee_estimator);
- let node = NodeCfg { chain_monitor: &chanmon_cfgs[0].chain_monitor, logger: &chanmon_cfgs[0].logger, tx_broadcaster: &chanmon_cfgs[0].tx_broadcaster, fee_estimator: &chanmon_cfgs[0].fee_estimator, chan_monitor, keys_manager, node_seed: seed };
+ let chain_monitor = test_utils::TestChainMonitor::new(Some(&chanmon_cfgs[0].chain_source), &chanmon_cfgs[0].tx_broadcaster, &chanmon_cfgs[0].logger, &chanmon_cfgs[0].fee_estimator, &chanmon_cfgs[0].persister);
+ let node = NodeCfg { chain_source: &chanmon_cfgs[0].chain_source, logger: &chanmon_cfgs[0].logger, tx_broadcaster: &chanmon_cfgs[0].tx_broadcaster, fee_estimator: &chanmon_cfgs[0].fee_estimator, chain_monitor, keys_manager, node_seed: seed };
let mut node_cfgs = create_node_cfgs(3, &chanmon_cfgs);
node_cfgs.remove(0);
node_cfgs.insert(0, node);
// Timeout HTLC on A's chain and so it can generate a HTLC-Timeout 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![local_txn_1[0].clone()] }, 200);
+ connect_block(&nodes[0], &Block { header, txdata: vec![local_txn_1[0].clone()] }, 200);
check_closed_broadcast!(nodes[0], false);
check_added_monitors!(nodes[0], 1);
};
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.block_hash());
+ connect_block(&nodes[0], &Block { header: header_201, txdata: vec![htlc_timeout.clone()] }, 201);
+ connect_blocks(&nodes[0], 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
let new_keys_manager = test_utils::TestKeysInterface::new(&seed, Network::Testnet);
let spend_txn = check_spendable_outputs!(nodes[0], 1, new_keys_manager, 100000);
- assert_eq!(spend_txn.len(), 3);
- assert_eq!(spend_txn[0], spend_txn[1]);
+ assert_eq!(spend_txn.len(), 2);
check_spends!(spend_txn[0], local_txn_1[0]);
- check_spends!(spend_txn[2], htlc_timeout);
+ check_spends!(spend_txn[1], htlc_timeout);
}
#[test]
let closing_tx = close_channel(&nodes[0], &nodes[1], &chan.2, chan.3, true).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![closing_tx.clone()] }, 0);
- connect_blocks(&nodes[0].block_notifier, ANTI_REORG_DELAY - 1, 0, true, header.block_hash());
+ connect_block(&nodes[0], &Block { header, txdata: vec![closing_tx.clone()] }, 0);
+ connect_blocks(&nodes[0], 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.block_hash());
+ connect_block(&nodes[1], &Block { header, txdata: vec![closing_tx.clone()] }, 0);
+ connect_blocks(&nodes[1], 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);
nodes[1].node.handle_revoke_and_ack(&nodes[0].node.get_our_node_id(), &as_updates.0);
check_added_monitors!(nodes[1], 1);
- let mut header = BlockHeader { version: 0x20000000, prev_blockhash: Default::default(), merkle_root: Default::default(), time: 42, bits: 42, nonce: 42 };
+ let mut block = Block {
+ header: BlockHeader { version: 0x20000000, prev_blockhash: Default::default(), merkle_root: Default::default(), time: 42, bits: 42, nonce: 42 },
+ txdata: vec![],
+ };
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.block_hash();
+ connect_block(&nodes[1], &block, i);
+ block.header.prev_blockhash = block.block_hash();
}
test_txn_broadcast(&nodes[1], &chan, None, if use_dust { HTLCType::NONE } else { HTLCType::SUCCESS });
check_closed_broadcast!(nodes[1], false);
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(&Block { header, txdata: Vec::new()}, i);
+ connect_block(&nodes[0], &Block { header, txdata: Vec::new()}, i);
header.prev_blockhash = header.block_hash();
}
test_txn_broadcast(&nodes[0], &chan, None, HTLCType::NONE);
check_added_monitors!(nodes[0], 1);
}
- let mut header = BlockHeader { version: 0x20000000, prev_blockhash: Default::default(), merkle_root: Default::default(), time: 42, bits: 42, nonce: 42 };
+ let mut block = Block {
+ header: BlockHeader { version: 0x20000000, prev_blockhash: Default::default(), merkle_root: Default::default(), time: 42, bits: 42, nonce: 42 },
+ txdata: vec![],
+ };
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.block_hash();
+ connect_block(&nodes[0], &block, i);
+ block.header.prev_blockhash = block.block_hash();
}
if !check_revoke_no_close {
test_txn_broadcast(&nodes[0], &chan, None, HTLCType::NONE);
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);
- let _chan = create_announced_chan_between_nodes_with_value(&nodes, 0, 1, 100000, 0, InitFeatures::known(), InitFeatures::known());
+ let _chan = create_announced_chan_between_nodes_with_value(&nodes, 0, 1, 1000000, 0, InitFeatures::known(), InitFeatures::known());
let logger = test_utils::TestLogger::new();
let (_, our_payment_hash) = get_payment_preimage_hash!(nodes[0]);
send_payment(&nodes[0], &vec!(&nodes[1])[..], max_in_flight, max_in_flight);
let (_, our_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[1].node.get_our_node_id(), None, &[], max_in_flight+1, TEST_FINAL_CLTV, &logger).unwrap();
+ // Manually create a route over our max in flight (which our router normally automatically
+ // limits us to.
+ let route = Route { paths: vec![vec![RouteHop {
+ pubkey: nodes[1].node.get_our_node_id(), node_features: NodeFeatures::known(), channel_features: ChannelFeatures::known(),
+ short_channel_id: nodes[1].node.list_usable_channels()[0].short_channel_id.unwrap(),
+ fee_msat: max_in_flight + 1, cltv_expiry_delta: TEST_FINAL_CLTV
+ }]] };
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 over the max HTLC value in flight our peer will accept \(\d+\)").unwrap().is_match(err)));
let header = BlockHeader { version: 0x20000000, prev_blockhash: Default::default(), merkle_root: Default::default(), time: 42, bits: 42, nonce: 42 };
if announce_latest {
- nodes[0].block_notifier.block_connected(&Block { header, txdata: vec![as_last_commitment_tx[0].clone()]}, 1);
+ connect_block(&nodes[0], &Block { header, txdata: vec![as_last_commitment_tx[0].clone()]}, 1);
} else {
- nodes[0].block_notifier.block_connected(&Block { header, txdata: vec![as_prev_commitment_tx[0].clone()]}, 1);
+ connect_block(&nodes[0], &Block { header, txdata: vec![as_prev_commitment_tx[0].clone()]}, 1);
}
check_closed_broadcast!(nodes[0], false);
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.block_hash());
+ connect_blocks(&nodes[0], 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);
do_test_failure_delay_dust_htlc_local_commitment(false);
}
-#[test]
-fn test_no_failure_dust_htlc_local_commitment() {
- // Transaction filters for failing back dust htlc based on local commitment txn infos has been
- // prone to error, we test here that a dummy transaction don't fail them.
-
- 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 chan = create_announced_chan_between_nodes(&nodes, 0, 1, InitFeatures::known(), InitFeatures::known());
-
- // 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().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);
- let (preimage_2, _) = route_payment(&nodes[1], &[&nodes[0]], as_dust_limit*1000);
-
- // Build a dummy invalid transaction trying to spend a commitment tx
- let input = TxIn {
- previous_output: BitcoinOutPoint { txid: chan.3.txid(), vout: 0 },
- script_sig: Script::new(),
- sequence: 0,
- witness: Vec::new(),
- };
-
- let outp = TxOut {
- script_pubkey: Builder::new().push_opcode(opcodes::all::OP_RETURN).into_script(),
- value: 10000,
- };
-
- let dummy_tx = Transaction {
- version: 2,
- lock_time: 0,
- input: vec![input],
- output: vec![outp]
- };
-
- let header = BlockHeader { version: 0x20000000, prev_blockhash: Default::default(), merkle_root: Default::default(), time: 42, bits: 42, nonce: 42 };
- nodes[0].chan_monitor.simple_monitor.block_connected(&header, 1, &[&dummy_tx], &[1;1]);
- 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.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);
-
- claim_payment(&nodes[0], &vec!(&nodes[1])[..], preimage_1, bs_dust_limit*1000);
- claim_payment(&nodes[1], &vec!(&nodes[0])[..], preimage_2, as_dust_limit*1000);
-}
-
fn do_test_sweep_outbound_htlc_failure_update(revoked: bool, local: bool) {
// Outbound HTLC-failure updates must be cancelled if we get a reorg before we reach ANTI_REORG_DELAY.
// Broadcast of revoked remote commitment tx, trigger failure-update of dust/non-dust HTLCs
let mut timeout_tx = Vec::new();
if local {
// We fail dust-HTLC 1 by broadcast of local commitment tx
- nodes[0].block_notifier.block_connected(&Block { header, txdata: vec![as_commitment_tx[0].clone()]}, 1);
+ connect_block(&nodes[0], &Block { header, txdata: vec![as_commitment_tx[0].clone()]}, 1);
check_closed_broadcast!(nodes[0], false);
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.block_hash());
+ let parent_hash = connect_blocks(&nodes[0], 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);
+ connect_block(&nodes[0], &Block { header: header_2, txdata: vec![timeout_tx[0].clone()]}, 7);
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());
+ connect_blocks(&nodes[0], 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
- nodes[0].block_notifier.block_connected(&Block { header, txdata: vec![bs_commitment_tx[0].clone()]}, 1);
+ connect_block(&nodes[0], &Block { header, txdata: vec![bs_commitment_tx[0].clone()]}, 1);
check_closed_broadcast!(nodes[0], false);
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.block_hash());
+ let parent_hash = connect_blocks(&nodes[0], 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);
assert_eq!(timeout_tx[0].input[0].witness.last().unwrap().len(), ACCEPTED_HTLC_SCRIPT_WEIGHT);
// 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);
+ connect_block(&nodes[0], &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.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());
+ connect_blocks(&nodes[0], 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
// * we close channel in case of detecting other being fallen behind
// * we are able to claim our own outputs thanks to to_remote being static
let keys_manager;
+ let persister;
let logger;
let fee_estimator;
let tx_broadcaster;
- let chain_monitor;
+ let chain_source;
let monitor;
let node_state_0;
let chanmon_cfgs = create_chanmon_cfgs(2);
// Cache node A state before any channel update
let previous_node_state = nodes[0].node.encode();
- let mut previous_chan_monitor_state = test_utils::TestVecWriter(Vec::new());
- nodes[0].chan_monitor.simple_monitor.monitors.lock().unwrap().iter().next().unwrap().1.write_for_disk(&mut previous_chan_monitor_state).unwrap();
+ let mut previous_chain_monitor_state = test_utils::TestVecWriter(Vec::new());
+ nodes[0].chain_monitor.chain_monitor.monitors.lock().unwrap().iter().next().unwrap().1.serialize_for_disk(&mut previous_chain_monitor_state).unwrap();
send_payment(&nodes[0], &vec!(&nodes[1])[..], 8000000, 8_000_000);
send_payment(&nodes[0], &vec!(&nodes[1])[..], 8000000, 8_000_000);
// Restore node A from previous state
logger = test_utils::TestLogger::with_id(format!("node {}", 0));
- let mut chan_monitor = <(BlockHash, ChannelMonitor<EnforcingChannelKeys>)>::read(&mut ::std::io::Cursor::new(previous_chan_monitor_state.0)).unwrap().1;
- chain_monitor = ChainWatchInterfaceUtil::new(Network::Testnet);
+ let mut chain_monitor = <(BlockHash, ChannelMonitor<EnforcingChannelKeys>)>::read(&mut ::std::io::Cursor::new(previous_chain_monitor_state.0)).unwrap().1;
+ chain_source = test_utils::TestChainSource::new(Network::Testnet);
tx_broadcaster = test_utils::TestBroadcaster{txn_broadcasted: Mutex::new(Vec::new())};
fee_estimator = test_utils::TestFeeEstimator { sat_per_kw: 253 };
keys_manager = test_utils::TestKeysInterface::new(&nodes[0].node_seed, Network::Testnet);
- monitor = test_utils::TestChannelMonitor::new(&chain_monitor, &tx_broadcaster, &logger, &fee_estimator);
+ persister = test_utils::TestPersister::new();
+ monitor = test_utils::TestChainMonitor::new(Some(&chain_source), &tx_broadcaster, &logger, &fee_estimator, &persister);
node_state_0 = {
let mut channel_monitors = HashMap::new();
- channel_monitors.insert(OutPoint { txid: chan.3.txid(), index: 0 }, &mut chan_monitor);
- <(BlockHash, ChannelManager<EnforcingChannelKeys, &test_utils::TestChannelMonitor, &test_utils::TestBroadcaster, &test_utils::TestKeysInterface, &test_utils::TestFeeEstimator, &test_utils::TestLogger>)>::read(&mut ::std::io::Cursor::new(previous_node_state), ChannelManagerReadArgs {
+ channel_monitors.insert(OutPoint { txid: chan.3.txid(), index: 0 }, &mut chain_monitor);
+ <(BlockHash, ChannelManager<EnforcingChannelKeys, &test_utils::TestChainMonitor, &test_utils::TestBroadcaster, &test_utils::TestKeysInterface, &test_utils::TestFeeEstimator, &test_utils::TestLogger>)>::read(&mut ::std::io::Cursor::new(previous_node_state), ChannelManagerReadArgs {
keys_manager: &keys_manager,
fee_estimator: &fee_estimator,
- monitor: &monitor,
+ chain_monitor: &monitor,
logger: &logger,
tx_broadcaster: &tx_broadcaster,
default_config: UserConfig::default(),
}).unwrap().1
};
nodes[0].node = &node_state_0;
- assert!(monitor.add_monitor(OutPoint { txid: chan.3.txid(), index: 0 }, chan_monitor).is_ok());
- nodes[0].chan_monitor = &monitor;
- nodes[0].chain_monitor = &chain_monitor;
-
- nodes[0].block_notifier = BlockNotifier::new(&nodes[0].chain_monitor);
- nodes[0].block_notifier.register_listener(&nodes[0].chan_monitor.simple_monitor);
- nodes[0].block_notifier.register_listener(nodes[0].node);
+ assert!(monitor.watch_channel(OutPoint { txid: chan.3.txid(), index: 0 }, chain_monitor).is_ok());
+ nodes[0].chain_monitor = &monitor;
+ nodes[0].chain_source = &chain_source;
check_added_monitors!(nodes[0], 1);
check_spends!(node_txn[0], chan.3);
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.block_hash());
+ connect_block(&nodes[0], &Block { header, txdata: vec![node_txn[0].clone()]}, 0);
+ connect_blocks(&nodes[0], 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]);
}
// Connect blocks to change height_timer range to see if we use right soonest_timelock
- let header_114 = connect_blocks(&nodes[1].block_notifier, 114, 0, false, Default::default());
+ let header_114 = connect_blocks(&nodes[1], 114, 0, false, Default::default());
// Actually revoke tx by claiming a HTLC
claim_payment(&nodes[0], &vec!(&nodes[1])[..], payment_preimage, 3_000_000);
let header = BlockHeader { version: 0x20000000, prev_blockhash: header_114, merkle_root: Default::default(), time: 42, bits: 42, nonce: 42 };
- nodes[1].block_notifier.block_connected(&Block { header, txdata: vec![revoked_txn[0].clone()] }, 115);
+ connect_block(&nodes[1], &Block { header, txdata: vec![revoked_txn[0].clone()] }, 115);
check_added_monitors!(nodes[1], 1);
// One or more justice tx should have been broadcast, check it
};
// 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.block_hash());
+ let header = connect_blocks(&nodes[1], 3, 115, true, header.block_hash());
let mut penalty_2 = penalty_1;
let mut feerate_2 = 0;
{
assert_ne!(feerate_2, 0);
// After exhaustion of height timer for a 2nd time, a new bumped justice tx should have been broadcast, check it
- connect_blocks(&nodes[1].block_notifier, 3, 118, true, header);
+ connect_blocks(&nodes[1], 3, 118, true, header);
let penalty_3;
let mut feerate_3 = 0;
{
let header = BlockHeader { version: 0x20000000, prev_blockhash: Default::default(), merkle_root: Default::default(), time: 42, bits: 42, nonce: 42 };
// B will generate both revoked HTLC-timeout/HTLC-preimage txn from revoked commitment tx
- nodes[1].block_notifier.block_connected(&Block { header, txdata: vec![revoked_local_txn[0].clone()] }, 1);
+ connect_block(&nodes[1], &Block { header, txdata: vec![revoked_local_txn[0].clone()] }, 1);
check_closed_broadcast!(nodes[1], false);
check_added_monitors!(nodes[1], 1);
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.block_hash());
+ let header_128 = BlockHeader { version: 0x20000000, prev_blockhash: header.block_hash(), merkle_root: Default::default(), time: 42, bits: 42, nonce: 42 };
+ connect_block(&nodes[0], &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 };
+ connect_block(&nodes[0], &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;
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
+ // 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);
+ connect_block(&nodes[0], &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 };
+ connect_block(&nodes[0], &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.block_hash());
+ let header_135 = connect_blocks(&nodes[0], 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 header_144 = connect_blocks(&nodes[0], 9, 135, true, header_135);
let node_txn = {
let mut node_txn = nodes[0].tx_broadcaster.txn_broadcasted.lock().unwrap();
assert_eq!(node_txn.len(), 1);
};
// 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.block_hash());
+ connect_block(&nodes[0], &Block { header: header_145, txdata: node_txn }, 145);
+ connect_blocks(&nodes[0], 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
// Claim a HTLC without revocation (provide B monitor with preimage)
nodes[1].node.claim_funds(payment_preimage, &None, 3_000_000);
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![remote_txn[0].clone()] }, 1);
+ connect_block(&nodes[1], &Block { header, txdata: vec![remote_txn[0].clone()] }, 1);
check_added_monitors!(nodes[1], 2);
// One or more claim tx should have been broadcast, check it
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.block_hash());
+ connect_blocks(&nodes[1], 15, 1, true, header.block_hash());
{
let mut node_txn = nodes[1].tx_broadcaster.txn_broadcasted.lock().unwrap();
assert_eq!(node_txn.len(), 2);
check_spends!(remote_txn[2], remote_txn[0]);
// Connect blocks on node A to advance height towards TEST_FINAL_CLTV
- let prev_header_100 = connect_blocks(&nodes[1].block_notifier, 100, 0, false, Default::default());
+ let prev_header_100 = connect_blocks(&nodes[1], 100, 0, false, Default::default());
// Provide node A with both preimage
nodes[0].node.claim_funds(payment_preimage_1, &None, 3_000_000);
nodes[0].node.claim_funds(payment_preimage_2, &None, 3_000_000);
// Connect blocks on node A commitment transaction
let header = BlockHeader { version: 0x20000000, prev_blockhash: prev_header_100, merkle_root: Default::default(), time: 42, bits: 42, nonce: 42 };
- nodes[0].block_notifier.block_connected(&Block { header, txdata: vec![remote_txn[0].clone()] }, 101);
+ connect_block(&nodes[0], &Block { header, txdata: vec![remote_txn[0].clone()] }, 101);
check_closed_broadcast!(nodes[0], false);
check_added_monitors!(nodes[0], 1);
// Verify node A broadcast tx claiming both HTLCs
}
// Connect blocks on node B
- connect_blocks(&nodes[1].block_notifier, 135, 0, false, Default::default());
+ connect_blocks(&nodes[1], 135, 0, false, Default::default());
check_closed_broadcast!(nodes[1], false);
check_added_monitors!(nodes[1], 1);
// Verify node B broadcast 2 HTLC-timeout txn
// Broadcast partial claim on node A, should regenerate a claiming tx with HTLC dropped
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);
+ connect_block(&nodes[0], &Block { header, txdata: vec![partial_claim_tx.clone()] }, 102);
{
let mut node_txn = nodes[0].tx_broadcaster.txn_broadcasted.lock().unwrap();
assert_eq!(node_txn.len(), 1);
nodes[0].node.get_and_clear_pending_msg_events();
// Disconnect last block on node A, should regenerate a claiming tx with HTLC dropped
- nodes[0].block_notifier.block_disconnected(&header, 102);
+ disconnect_block(&nodes[0], &header, 102);
{
let mut node_txn = nodes[0].tx_broadcaster.txn_broadcasted.lock().unwrap();
assert_eq!(node_txn.len(), 1);
}
//// Disconnect one more block and then reconnect multiple no transaction should be generated
- nodes[0].block_notifier.block_disconnected(&header, 101);
- connect_blocks(&nodes[1].block_notifier, 15, 101, false, prev_header_100);
+ disconnect_block(&nodes[0], &header, 101);
+ connect_blocks(&nodes[1], 15, 101, false, prev_header_100);
{
let mut node_txn = nodes[0].tx_broadcaster.txn_broadcasted.lock().unwrap();
assert_eq!(node_txn.len(), 0);
claim_payment(&nodes[0], &vec!(&nodes[1])[..], payment_preimage, 9_000_000);
// Broadcast set of revoked txn on A
- let header_128 = connect_blocks(&nodes[0].block_notifier, 128, 0, false, Default::default());
+ let header_128 = connect_blocks(&nodes[0], 128, 0, false, Default::default());
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()] }, 129);
+ connect_block(&nodes[0], &Block { header: header_129, txdata: vec![revoked_local_txn[0].clone()] }, 129);
check_closed_broadcast!(nodes[0], false);
check_added_monitors!(nodes[0], 1);
let penalty_txn = {
penalty_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);
- connect_blocks(&nodes[0].block_notifier, 5, 130, false, header_130.block_hash());
+ connect_block(&nodes[0], &Block { header: header_130, txdata: penalty_txn }, 130);
+ connect_blocks(&nodes[0], 5, 130, false, header_130.block_hash());
{
- let monitors = nodes[0].chan_monitor.simple_monitor.monitors.lock().unwrap();
+ let monitors = nodes[0].chain_monitor.chain_monitor.monitors.lock().unwrap();
if let Some(monitor) = monitors.get(&OutPoint { txid: chan.3.txid(), index: 0 }) {
assert!(monitor.onchain_tx_handler.pending_claim_requests.is_empty());
assert!(monitor.onchain_tx_handler.claimable_outpoints.is_empty());
// Route a HTLC from node 0 to node 1 (but don't settle)
let preimage = route_payment(&nodes[0], &vec!(&nodes[1])[..], 9_000_000).0;
- // Copy SimpleManyChannelMonitor to simulate a watchtower and update block height of node 0 until its ChannelMonitor timeout HTLC onchain
+ // Copy ChainMonitor to simulate a watchtower and update block height of node 0 until its ChannelMonitor timeout HTLC onchain
+ let chain_source = test_utils::TestChainSource::new(Network::Testnet);
let logger = test_utils::TestLogger::with_id(format!("node {}", 0));
- let chain_monitor = chaininterface::ChainWatchInterfaceUtil::new(Network::Testnet);
+ let persister = test_utils::TestPersister::new();
let watchtower = {
- let monitors = nodes[0].chan_monitor.simple_monitor.monitors.lock().unwrap();
+ let monitors = nodes[0].chain_monitor.chain_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();
+ monitor.serialize_for_disk(&mut w).unwrap();
let new_monitor = <(BlockHash, channelmonitor::ChannelMonitor<EnforcingChannelKeys>)>::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());
+ let watchtower = test_utils::TestChainMonitor::new(Some(&chain_source), &chanmon_cfgs[0].tx_broadcaster, &logger, &chanmon_cfgs[0].fee_estimator, &persister);
+ assert!(watchtower.watch_channel(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.simple_monitor.block_connected(&header, 200, &vec![], &vec![]);
+ watchtower.chain_monitor.block_connected(&header, &[], 200);
// Try to update ChannelMonitor
assert!(nodes[1].node.claim_funds(preimage, &None, 9_000_000));
nodes[0].node.handle_update_fulfill_htlc(&nodes[1].node.get_our_node_id(), &updates.update_fulfill_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) {
- if let Err(_) = watchtower.simple_monitor.update_monitor(outpoint, update.clone()) {} else { assert!(false); }
- if let Ok(_) = nodes[0].chan_monitor.update_monitor(outpoint, update) {} else { assert!(false); }
+ if let Err(_) = watchtower.chain_monitor.update_channel(outpoint, update.clone()) {} else { assert!(false); }
+ if let Ok(_) = nodes[0].chain_monitor.update_channel(outpoint, update) {} else { assert!(false); }
} else { assert!(false); }
} else { assert!(false); };
// Our local monitor is in-sync and hasn't processed yet timeout
// 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
+ // Copy ChainMonitor to simulate watchtower Alice and update block height her ChannelMonitor timeout HTLC onchain
+ let chain_source = test_utils::TestChainSource::new(Network::Testnet);
let logger = test_utils::TestLogger::with_id(format!("node {}", "Alice"));
- let chain_monitor = chaininterface::ChainWatchInterfaceUtil::new(Network::Testnet);
+ let persister = test_utils::TestPersister::new();
let watchtower_alice = {
- let monitors = nodes[0].chan_monitor.simple_monitor.monitors.lock().unwrap();
+ let monitors = nodes[0].chain_monitor.chain_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();
+ monitor.serialize_for_disk(&mut w).unwrap();
let new_monitor = <(BlockHash, channelmonitor::ChannelMonitor<EnforcingChannelKeys>)>::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());
+ let watchtower = test_utils::TestChainMonitor::new(Some(&chain_source), &chanmon_cfgs[0].tx_broadcaster, &logger, &chanmon_cfgs[0].fee_estimator, &persister);
+ assert!(watchtower.watch_channel(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.chain_monitor.block_connected(&header, &vec![], 135);
// Watchtower Alice should have broadcast a commitment/HTLC-timeout
{
txn.clear();
}
- // Copy SimpleManyChannelMonitor to simulate watchtower Bob and make it receive a commitment update first.
+ // Copy ChainMonitor to simulate watchtower Bob and make it receive a commitment update first.
+ let chain_source = test_utils::TestChainSource::new(Network::Testnet);
let logger = test_utils::TestLogger::with_id(format!("node {}", "Bob"));
- let chain_monitor = chaininterface::ChainWatchInterfaceUtil::new(Network::Testnet);
+ let persister = test_utils::TestPersister::new();
let watchtower_bob = {
- let monitors = nodes[0].chan_monitor.simple_monitor.monitors.lock().unwrap();
+ let monitors = nodes[0].chain_monitor.chain_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();
+ monitor.serialize_for_disk(&mut w).unwrap();
let new_monitor = <(BlockHash, channelmonitor::ChannelMonitor<EnforcingChannelKeys>)>::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());
+ let watchtower = test_utils::TestChainMonitor::new(Some(&chain_source), &chanmon_cfgs[0].tx_broadcaster, &logger, &chanmon_cfgs[0].fee_estimator, &persister);
+ assert!(watchtower.watch_channel(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![]);
+ watchtower_bob.chain_monitor.block_connected(&header, &vec![], 134);
// Route another payment to generate another update with still previous HTLC pending
let (_, payment_hash) = get_payment_preimage_hash!(nodes[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); }
+ if let Err(_) = watchtower_alice.chain_monitor.update_channel(outpoint, update.clone()) {} else { assert!(false); }
+ if let Ok(_) = watchtower_bob.chain_monitor.update_channel(outpoint, update.clone()) {} else { assert!(false); }
+ if let Ok(_) = nodes[0].chain_monitor.update_channel(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.chain_monitor.block_connected(&header, &vec![], 135);
// Watchtower Bob should have broadcast a commitment/HTLC-timeout
let bob_state_y;
};
// 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![]);
+ watchtower_alice.chain_monitor.block_connected(&header, &vec![(0, &bob_state_y)], 136);
{
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
check_spends!(htlc_txn[1], bob_state_y);
}
}
+
+#[test]
+fn test_pre_lockin_no_chan_closed_update() {
+ // Test that if a peer closes a channel in response to a funding_created message we don't
+ // generate a channel update (as the channel cannot appear on chain without a funding_signed
+ // message).
+ //
+ // Doing so would imply a channel monitor update before the initial channel monitor
+ // registration, violating our API guarantees.
+ //
+ // Previously, full_stack_target managed to hit this case by opening then closing a channel,
+ // then opening a second channel with the same funding output as the first (which is not
+ // rejected because the first channel does not exist in the ChannelManager) and closing it
+ // before receiving funding_signed.
+ 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);
+
+ // Create an initial channel
+ nodes[0].node.create_channel(nodes[1].node.get_our_node_id(), 100000, 10001, 42, None).unwrap();
+ let mut open_chan_msg = get_event_msg!(nodes[0], MessageSendEvent::SendOpenChannel, nodes[1].node.get_our_node_id());
+ nodes[1].node.handle_open_channel(&nodes[0].node.get_our_node_id(), InitFeatures::known(), &open_chan_msg);
+ let accept_chan_msg = get_event_msg!(nodes[1], MessageSendEvent::SendAcceptChannel, nodes[0].node.get_our_node_id());
+ nodes[0].node.handle_accept_channel(&nodes[1].node.get_our_node_id(), InitFeatures::known(), &accept_chan_msg);
+
+ // Move the first channel through the funding flow...
+ let (temporary_channel_id, _tx, funding_output) = create_funding_transaction(&nodes[0], 100000, 42);
+
+ nodes[0].node.funding_transaction_generated(&temporary_channel_id, funding_output);
+ check_added_monitors!(nodes[0], 0);
+
+ let funding_created_msg = get_event_msg!(nodes[0], MessageSendEvent::SendFundingCreated, nodes[1].node.get_our_node_id());
+ let channel_id = ::chain::transaction::OutPoint { txid: funding_created_msg.funding_txid, index: funding_created_msg.funding_output_index }.to_channel_id();
+ nodes[0].node.handle_error(&nodes[1].node.get_our_node_id(), &msgs::ErrorMessage { channel_id, data: "Hi".to_owned() });
+ assert!(nodes[0].chain_monitor.added_monitors.lock().unwrap().is_empty());
+}
+
+#[test]
+fn test_htlc_no_detection() {
+ // This test is a mutation to underscore the detection logic bug we had
+ // before #653. HTLC value routed is above the remaining balance, thus
+ // inverting HTLC and `to_remote` output. HTLC will come second and
+ // it wouldn't be seen by pre-#653 detection as we were enumerate()'ing
+ // on a watched outputs vector (Vec<TxOut>) thus implicitly relying on
+ // outputs order detection for correct spending children filtring.
+
+ 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);
+
+ // Create some initial channels
+ let chan_1 = create_announced_chan_between_nodes_with_value(&nodes, 0, 1, 100000, 10001, InitFeatures::known(), InitFeatures::known());
+
+ send_payment(&nodes[0], &vec!(&nodes[1])[..], 1_000_000, 1_000_000);
+ let (_, our_payment_hash) = route_payment(&nodes[0], &vec!(&nodes[1])[..], 2_000_000);
+ let local_txn = get_local_commitment_txn!(nodes[0], chan_1.2);
+ assert_eq!(local_txn[0].input.len(), 1);
+ assert_eq!(local_txn[0].output.len(), 3);
+ check_spends!(local_txn[0], chan_1.3);
+
+ // Timeout HTLC on A's chain and so it can generate a HTLC-Timeout tx
+ let header = BlockHeader { version: 0x20000000, prev_blockhash: Default::default(), merkle_root: Default::default(), time: 42, bits: 42, nonce: 42 };
+ connect_block(&nodes[0], &Block { header, txdata: vec![local_txn[0].clone()] }, 200);
+ // We deliberately connect the local tx twice as this should provoke a failure calling
+ // this test before #653 fix.
+ connect_block(&nodes[0], &Block { header, txdata: vec![local_txn[0].clone()] }, 200);
+ check_closed_broadcast!(nodes[0], false);
+ check_added_monitors!(nodes[0], 1);
+
+ let htlc_timeout = {
+ let node_txn = nodes[0].tx_broadcaster.txn_broadcasted.lock().unwrap();
+ 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: header.block_hash(), merkle_root: Default::default(), time: 42, bits: 42, nonce: 42 };
+ connect_block(&nodes[0], &Block { header: header_201, txdata: vec![htlc_timeout.clone()] }, 201);
+ connect_blocks(&nodes[0], ANTI_REORG_DELAY - 1, 201, true, header_201.block_hash());
+ expect_payment_failed!(nodes[0], our_payment_hash, true);
+}
+
+fn do_test_onchain_htlc_settlement_after_close(broadcast_alice: bool, go_onchain_before_fulfill: bool) {
+ // If we route an HTLC, then learn the HTLC's preimage after the upstream channel has been
+ // force-closed, we must claim that HTLC on-chain. (Given an HTLC forwarded from Alice --> Bob -->
+ // Carol, Alice would be the upstream node, and Carol the downstream.)
+ //
+ // Steps of the test:
+ // 1) Alice sends a HTLC to Carol through Bob.
+ // 2) Carol doesn't settle the HTLC.
+ // 3) If broadcast_alice is true, Alice force-closes her channel with Bob. Else Bob force closes.
+ // Steps 4 and 5 may be reordered depending on go_onchain_before_fulfill.
+ // 4) Bob sees the Alice's commitment on his chain or vice versa. An offered output is present
+ // but can't be claimed as Bob doesn't have yet knowledge of the preimage.
+ // 5) Carol release the preimage to Bob off-chain.
+ // 6) Bob claims the offered output on the broadcasted commitment.
+ 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 nodes = create_network(3, &node_cfgs, &node_chanmgrs);
+
+ // Create some initial channels
+ let chan_ab = create_announced_chan_between_nodes_with_value(&nodes, 0, 1, 100000, 10001, InitFeatures::known(), InitFeatures::known());
+ create_announced_chan_between_nodes_with_value(&nodes, 1, 2, 100000, 10001, InitFeatures::known(), InitFeatures::known());
+
+ // Steps (1) and (2):
+ // Send an HTLC Alice --> Bob --> Carol, but Carol doesn't settle the HTLC back.
+ let (payment_preimage, _payment_hash) = route_payment(&nodes[0], &vec!(&nodes[1], &nodes[2]), 3_000_000);
+
+ // Check that Alice's commitment transaction now contains an output for this HTLC.
+ let alice_txn = get_local_commitment_txn!(nodes[0], chan_ab.2);
+ check_spends!(alice_txn[0], chan_ab.3);
+ assert_eq!(alice_txn[0].output.len(), 2);
+ check_spends!(alice_txn[1], alice_txn[0]); // 2nd transaction is a non-final HTLC-timeout
+ assert_eq!(alice_txn[1].input[0].witness.last().unwrap().len(), OFFERED_HTLC_SCRIPT_WEIGHT);
+ assert_eq!(alice_txn.len(), 2);
+
+ // Steps (3) and (4):
+ // If `go_onchain_before_fufill`, broadcast the relevant commitment transaction and check that Bob
+ // responds by (1) broadcasting a channel update and (2) adding a new ChannelMonitor.
+ let mut force_closing_node = 0; // Alice force-closes
+ if !broadcast_alice { force_closing_node = 1; } // Bob force-closes
+ nodes[force_closing_node].node.force_close_channel(&chan_ab.2);
+ check_closed_broadcast!(nodes[force_closing_node], false);
+ check_added_monitors!(nodes[force_closing_node], 1);
+ if go_onchain_before_fulfill {
+ let txn_to_broadcast = match broadcast_alice {
+ true => alice_txn.clone(),
+ false => get_local_commitment_txn!(nodes[1], chan_ab.2)
+ };
+ let header = BlockHeader { version: 0x20000000, prev_blockhash: Default::default(), merkle_root: Default::default(), time: 42, bits: 42, nonce: 42};
+ connect_block(&nodes[1], &Block { header, txdata: vec![txn_to_broadcast[0].clone()]}, 1);
+ let mut bob_txn = nodes[1].tx_broadcaster.txn_broadcasted.lock().unwrap();
+ if broadcast_alice {
+ check_closed_broadcast!(nodes[1], false);
+ check_added_monitors!(nodes[1], 1);
+ }
+ assert_eq!(bob_txn.len(), 1);
+ check_spends!(bob_txn[0], chan_ab.3);
+ }
+
+ // Step (5):
+ // Carol then claims the funds and sends an update_fulfill message to Bob, and they go through the
+ // process of removing the HTLC from their commitment transactions.
+ assert!(nodes[2].node.claim_funds(payment_preimage, &None, 3_000_000));
+ check_added_monitors!(nodes[2], 1);
+ let carol_updates = get_htlc_update_msgs!(nodes[2], nodes[1].node.get_our_node_id());
+ assert!(carol_updates.update_add_htlcs.is_empty());
+ assert!(carol_updates.update_fail_htlcs.is_empty());
+ assert!(carol_updates.update_fail_malformed_htlcs.is_empty());
+ assert!(carol_updates.update_fee.is_none());
+ assert_eq!(carol_updates.update_fulfill_htlcs.len(), 1);
+
+ nodes[1].node.handle_update_fulfill_htlc(&nodes[2].node.get_our_node_id(), &carol_updates.update_fulfill_htlcs[0]);
+ // If Alice broadcasted but Bob doesn't know yet, here he prepares to tell her about the preimage.
+ if !go_onchain_before_fulfill && broadcast_alice {
+ let events = nodes[1].node.get_and_clear_pending_msg_events();
+ assert_eq!(events.len(), 1);
+ match events[0] {
+ MessageSendEvent::UpdateHTLCs { ref node_id, .. } => {
+ assert_eq!(*node_id, nodes[0].node.get_our_node_id());
+ },
+ _ => panic!("Unexpected event"),
+ };
+ }
+ nodes[1].node.handle_commitment_signed(&nodes[2].node.get_our_node_id(), &carol_updates.commitment_signed);
+ // One monitor update for the preimage to update the Bob<->Alice channel, one monitor update
+ // Carol<->Bob's updated commitment transaction info.
+ check_added_monitors!(nodes[1], 2);
+
+ let events = nodes[1].node.get_and_clear_pending_msg_events();
+ assert_eq!(events.len(), 2);
+ let bob_revocation = match events[0] {
+ MessageSendEvent::SendRevokeAndACK { ref node_id, ref msg } => {
+ assert_eq!(*node_id, nodes[2].node.get_our_node_id());
+ (*msg).clone()
+ },
+ _ => panic!("Unexpected event"),
+ };
+ let bob_updates = match events[1] {
+ MessageSendEvent::UpdateHTLCs { ref node_id, ref updates } => {
+ assert_eq!(*node_id, nodes[2].node.get_our_node_id());
+ (*updates).clone()
+ },
+ _ => panic!("Unexpected event"),
+ };
+
+ nodes[2].node.handle_revoke_and_ack(&nodes[1].node.get_our_node_id(), &bob_revocation);
+ check_added_monitors!(nodes[2], 1);
+ nodes[2].node.handle_commitment_signed(&nodes[1].node.get_our_node_id(), &bob_updates.commitment_signed);
+ check_added_monitors!(nodes[2], 1);
+
+ let events = nodes[2].node.get_and_clear_pending_msg_events();
+ assert_eq!(events.len(), 1);
+ let carol_revocation = match events[0] {
+ MessageSendEvent::SendRevokeAndACK { ref node_id, ref msg } => {
+ assert_eq!(*node_id, nodes[1].node.get_our_node_id());
+ (*msg).clone()
+ },
+ _ => panic!("Unexpected event"),
+ };
+ nodes[1].node.handle_revoke_and_ack(&nodes[2].node.get_our_node_id(), &carol_revocation);
+ check_added_monitors!(nodes[1], 1);
+
+ // If this test requires the force-closed channel to not be on-chain until after the fulfill,
+ // here's where we put said channel's commitment tx on-chain.
+ let mut txn_to_broadcast = alice_txn.clone();
+ if !broadcast_alice { txn_to_broadcast = get_local_commitment_txn!(nodes[1], chan_ab.2); }
+ if !go_onchain_before_fulfill {
+ let header = BlockHeader { version: 0x20000000, prev_blockhash: Default::default(), merkle_root: Default::default(), time: 42, bits: 42, nonce: 42};
+ connect_block(&nodes[1], &Block { header, txdata: vec![txn_to_broadcast[0].clone()]}, 1);
+ // If Bob was the one to force-close, he will have already passed these checks earlier.
+ if broadcast_alice {
+ check_closed_broadcast!(nodes[1], false);
+ check_added_monitors!(nodes[1], 1);
+ }
+ 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);
+ } else {
+ assert_eq!(bob_txn.len(), 2);
+ check_spends!(bob_txn[0], chan_ab.3);
+ }
+ }
+
+ // Step (6):
+ // 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 {
+ check_spends!(bob_txn[0], txn_to_broadcast[0]);
+ assert_eq!(bob_txn[0].input[0].witness.last().unwrap().len(), script_weight);
+ } else {
+ check_spends!(bob_txn[1], txn_to_broadcast[0]);
+ assert_eq!(bob_txn[1].input[0].witness.last().unwrap().len(), script_weight);
+ }
+ }
+}
+
+#[test]
+fn test_onchain_htlc_settlement_after_close() {
+ do_test_onchain_htlc_settlement_after_close(true, true);
+ do_test_onchain_htlc_settlement_after_close(false, true); // Technically redundant, but may as well
+ do_test_onchain_htlc_settlement_after_close(true, false);
+ do_test_onchain_htlc_settlement_after_close(false, false);
+}
+
+#[test]
+fn test_duplicate_chan_id() {
+ // Test that if a given peer tries to open a channel with the same channel_id as one that is
+ // already open we reject it and keep the old channel.
+ //
+ // Previously, full_stack_target managed to figure out that if you tried to open two channels
+ // with the same funding output (ie post-funding channel_id), we'd create a monitor update for
+ // the existing channel when we detect the duplicate new channel, screwing up our monitor
+ // updating logic for the existing channel.
+ 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);
+
+ // Create an initial channel
+ nodes[0].node.create_channel(nodes[1].node.get_our_node_id(), 100000, 10001, 42, None).unwrap();
+ let mut open_chan_msg = get_event_msg!(nodes[0], MessageSendEvent::SendOpenChannel, nodes[1].node.get_our_node_id());
+ nodes[1].node.handle_open_channel(&nodes[0].node.get_our_node_id(), InitFeatures::known(), &open_chan_msg);
+ nodes[0].node.handle_accept_channel(&nodes[1].node.get_our_node_id(), InitFeatures::known(), &get_event_msg!(nodes[1], MessageSendEvent::SendAcceptChannel, nodes[0].node.get_our_node_id()));
+
+ // Try to create a second channel with the same temporary_channel_id as the first and check
+ // that it is rejected.
+ nodes[1].node.handle_open_channel(&nodes[0].node.get_our_node_id(), InitFeatures::known(), &open_chan_msg);
+ {
+ let events = nodes[1].node.get_and_clear_pending_msg_events();
+ assert_eq!(events.len(), 1);
+ match events[0] {
+ MessageSendEvent::HandleError { action: ErrorAction::SendErrorMessage { ref msg }, node_id } => {
+ // Technically, at this point, nodes[1] would be justified in thinking both the
+ // first (valid) and second (invalid) channels are closed, given they both have
+ // the same non-temporary channel_id. However, currently we do not, so we just
+ // move forward with it.
+ assert_eq!(msg.channel_id, open_chan_msg.temporary_channel_id);
+ assert_eq!(node_id, nodes[0].node.get_our_node_id());
+ },
+ _ => panic!("Unexpected event"),
+ }
+ }
+
+ // Move the first channel through the funding flow...
+ let (temporary_channel_id, tx, funding_output) = create_funding_transaction(&nodes[0], 100000, 42);
+
+ nodes[0].node.funding_transaction_generated(&temporary_channel_id, funding_output);
+ check_added_monitors!(nodes[0], 0);
+
+ let mut funding_created_msg = get_event_msg!(nodes[0], MessageSendEvent::SendFundingCreated, nodes[1].node.get_our_node_id());
+ nodes[1].node.handle_funding_created(&nodes[0].node.get_our_node_id(), &funding_created_msg);
+ {
+ let mut added_monitors = nodes[1].chain_monitor.added_monitors.lock().unwrap();
+ assert_eq!(added_monitors.len(), 1);
+ assert_eq!(added_monitors[0].0, funding_output);
+ added_monitors.clear();
+ }
+ let funding_signed_msg = get_event_msg!(nodes[1], MessageSendEvent::SendFundingSigned, nodes[0].node.get_our_node_id());
+
+ let funding_outpoint = ::chain::transaction::OutPoint { txid: funding_created_msg.funding_txid, index: funding_created_msg.funding_output_index };
+ let channel_id = funding_outpoint.to_channel_id();
+
+ // Now we have the first channel past funding_created (ie it has a txid-based channel_id, not a
+ // temporary one).
+
+ // First try to open a second channel with a temporary channel id equal to the txid-based one.
+ // Technically this is allowed by the spec, but we don't support it and there's little reason
+ // to. Still, it shouldn't cause any other issues.
+ open_chan_msg.temporary_channel_id = channel_id;
+ nodes[1].node.handle_open_channel(&nodes[0].node.get_our_node_id(), InitFeatures::known(), &open_chan_msg);
+ {
+ let events = nodes[1].node.get_and_clear_pending_msg_events();
+ assert_eq!(events.len(), 1);
+ match events[0] {
+ MessageSendEvent::HandleError { action: ErrorAction::SendErrorMessage { ref msg }, node_id } => {
+ // Technically, at this point, nodes[1] would be justified in thinking both
+ // channels are closed, but currently we do not, so we just move forward with it.
+ assert_eq!(msg.channel_id, open_chan_msg.temporary_channel_id);
+ assert_eq!(node_id, nodes[0].node.get_our_node_id());
+ },
+ _ => panic!("Unexpected event"),
+ }
+ }
+
+ // Now try to create a second channel which has a duplicate funding output.
+ nodes[0].node.create_channel(nodes[1].node.get_our_node_id(), 100000, 10001, 42, None).unwrap();
+ let open_chan_2_msg = get_event_msg!(nodes[0], MessageSendEvent::SendOpenChannel, nodes[1].node.get_our_node_id());
+ nodes[1].node.handle_open_channel(&nodes[0].node.get_our_node_id(), InitFeatures::known(), &open_chan_2_msg);
+ nodes[0].node.handle_accept_channel(&nodes[1].node.get_our_node_id(), InitFeatures::known(), &get_event_msg!(nodes[1], MessageSendEvent::SendAcceptChannel, nodes[0].node.get_our_node_id()));
+ create_funding_transaction(&nodes[0], 100000, 42); // Get and check the FundingGenerationReady event
+
+ let funding_created = {
+ let mut a_channel_lock = nodes[0].node.channel_state.lock().unwrap();
+ let mut as_chan = a_channel_lock.by_id.get_mut(&open_chan_2_msg.temporary_channel_id).unwrap();
+ let logger = test_utils::TestLogger::new();
+ as_chan.get_outbound_funding_created(funding_outpoint, &&logger).unwrap()
+ };
+ check_added_monitors!(nodes[0], 0);
+ nodes[1].node.handle_funding_created(&nodes[0].node.get_our_node_id(), &funding_created);
+ // At this point we'll try to add a duplicate channel monitor, which will be rejected, but
+ // still needs to be cleared here.
+ check_added_monitors!(nodes[1], 1);
+
+ // ...still, nodes[1] will reject the duplicate channel.
+ {
+ let events = nodes[1].node.get_and_clear_pending_msg_events();
+ assert_eq!(events.len(), 1);
+ match events[0] {
+ MessageSendEvent::HandleError { action: ErrorAction::SendErrorMessage { ref msg }, node_id } => {
+ // Technically, at this point, nodes[1] would be justified in thinking both
+ // channels are closed, but currently we do not, so we just move forward with it.
+ assert_eq!(msg.channel_id, channel_id);
+ assert_eq!(node_id, nodes[0].node.get_our_node_id());
+ },
+ _ => panic!("Unexpected event"),
+ }
+ }
+
+ // finally, finish creating the original channel and send a payment over it to make sure
+ // everything is functional.
+ nodes[0].node.handle_funding_signed(&nodes[1].node.get_our_node_id(), &funding_signed_msg);
+ {
+ let mut added_monitors = nodes[0].chain_monitor.added_monitors.lock().unwrap();
+ assert_eq!(added_monitors.len(), 1);
+ assert_eq!(added_monitors[0].0, funding_output);
+ added_monitors.clear();
+ }
+
+ let events_4 = nodes[0].node.get_and_clear_pending_events();
+ assert_eq!(events_4.len(), 1);
+ match events_4[0] {
+ Event::FundingBroadcastSafe { ref funding_txo, user_channel_id } => {
+ assert_eq!(user_channel_id, 42);
+ assert_eq!(*funding_txo, funding_output);
+ },
+ _ => panic!("Unexpected event"),
+ };
+
+ let (funding_locked, _) = create_chan_between_nodes_with_value_confirm(&nodes[0], &nodes[1], &tx);
+ let (announcement, as_update, bs_update) = create_chan_between_nodes_with_value_b(&nodes[0], &nodes[1], &funding_locked);
+ update_nodes_with_chan_announce(&nodes, 0, 1, &announcement, &as_update, &bs_update);
+ send_payment(&nodes[0], &[&nodes[1]], 8000000, 8_000_000);
+}
projects / rust-lightning / blobdiff