+// This file is Copyright its original authors, visible in version control
+// history.
+//
+// This file is licensed under the Apache License, Version 2.0 <LICENSE-APACHE
+// or http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
+// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your option.
+// You may not use this file except in accordance with one or both of these
+// licenses.
+
//! Further functional tests which test blockchain reorganizations.
-use ln::channelmonitor::ANTI_REORG_DELAY;
+use chain::channelmonitor::ANTI_REORG_DELAY;
use ln::features::InitFeatures;
use ln::msgs::{ChannelMessageHandler, ErrorAction, HTLCFailChannelUpdate};
use util::events::{Event, EventsProvider, MessageSendEvent, MessageSendEventsProvider};
-use bitcoin::util::hash::BitcoinHash;
use bitcoin::blockdata::block::{Block, BlockHeader};
use std::default::Default;
+use std::mem;
use ln::functional_test_utils::*;
let node_chanmgrs = create_node_chanmgrs(3, &node_cfgs, &[None, None, None]);
let nodes = create_network(3, &node_cfgs, &node_chanmgrs);
- create_announced_chan_between_nodes(&nodes, 0, 1, InitFeatures::supported(), InitFeatures::supported());
- let chan_2 = create_announced_chan_between_nodes(&nodes, 1, 2, InitFeatures::supported(), InitFeatures::supported());
+ create_announced_chan_between_nodes(&nodes, 0, 1, InitFeatures::known(), InitFeatures::known());
+ let chan_2 = create_announced_chan_between_nodes(&nodes, 1, 2, InitFeatures::known(), InitFeatures::known());
let (our_payment_preimage, our_payment_hash) = route_payment(&nodes[0], &[&nodes[1], &nodes[2]], 1000000);
// Provide preimage to node 2 by claiming payment
- nodes[2].node.claim_funds(our_payment_preimage, 1000000);
+ nodes[2].node.claim_funds(our_payment_preimage, &None, 1000000);
check_added_monitors!(nodes[2], 1);
get_htlc_update_msgs!(nodes[2], nodes[1].node.get_our_node_id());
- let mut headers = Vec::new();
- let mut header = BlockHeader { version: 0x2000_0000, prev_blockhash: Default::default(), merkle_root: Default::default(), time: 42, bits: 42, nonce: 42 };
+ let header = BlockHeader { version: 0x2000_0000, prev_blockhash: Default::default(), merkle_root: Default::default(), time: 42, bits: 42, nonce: 42 };
let claim_txn = if local_commitment {
// Broadcast node 1 commitment txn to broadcast the HTLC-Timeout
- let node_1_commitment_txn = nodes[1].node.channel_state.lock().unwrap().by_id.get_mut(&chan_2.2).unwrap().channel_monitor().get_latest_local_commitment_txn();
+ let node_1_commitment_txn = get_local_commitment_txn!(nodes[1], chan_2.2);
assert_eq!(node_1_commitment_txn.len(), 2); // 1 local commitment tx, 1 Outbound HTLC-Timeout
assert_eq!(node_1_commitment_txn[0].output.len(), 2); // to-self and Offered HTLC (to-remote/to-node-3 is dust)
check_spends!(node_1_commitment_txn[0], chan_2.3);
check_spends!(node_1_commitment_txn[1], node_1_commitment_txn[0]);
// Give node 2 node 1's transactions and get its response (claiming the HTLC instead).
- nodes[2].block_notifier.block_connected(&Block { header, txdata: node_1_commitment_txn.clone() }, CHAN_CONFIRM_DEPTH + 1);
+ connect_block(&nodes[2], &Block { header, txdata: node_1_commitment_txn.clone() }, CHAN_CONFIRM_DEPTH + 1);
check_added_monitors!(nodes[2], 1);
check_closed_broadcast!(nodes[2], false); // We should get a BroadcastChannelUpdate (and *only* a BroadcstChannelUpdate)
let node_2_commitment_txn = nodes[2].tx_broadcaster.txn_broadcasted.lock().unwrap();
check_spends!(node_2_commitment_txn[0], node_1_commitment_txn[0]);
// Confirm node 1's commitment txn (and HTLC-Timeout) on node 1
- nodes[1].block_notifier.block_connected(&Block { header, txdata: node_1_commitment_txn.clone() }, CHAN_CONFIRM_DEPTH + 1);
+ connect_block(&nodes[1], &Block { header, txdata: node_1_commitment_txn.clone() }, CHAN_CONFIRM_DEPTH + 1);
// ...but return node 1's commitment tx in case claim is set and we're preparing to reorg
vec![node_1_commitment_txn[0].clone(), node_2_commitment_txn[0].clone()]
} else {
// Broadcast node 2 commitment txn
- let node_2_commitment_txn = nodes[2].node.channel_state.lock().unwrap().by_id.get_mut(&chan_2.2).unwrap().channel_monitor().get_latest_local_commitment_txn();
+ let node_2_commitment_txn = get_local_commitment_txn!(nodes[2], chan_2.2);
assert_eq!(node_2_commitment_txn.len(), 2); // 1 local commitment tx, 1 Received HTLC-Claim
assert_eq!(node_2_commitment_txn[0].output.len(), 2); // to-remote and Received HTLC (to-self is dust)
check_spends!(node_2_commitment_txn[0], chan_2.3);
check_spends!(node_2_commitment_txn[1], node_2_commitment_txn[0]);
// Give node 1 node 2's commitment transaction and get its response (timing the HTLC out)
- nodes[1].block_notifier.block_connected(&Block { header, txdata: vec![node_2_commitment_txn[0].clone()] }, CHAN_CONFIRM_DEPTH + 1);
+ connect_block(&nodes[1], &Block { header, txdata: vec![node_2_commitment_txn[0].clone()] }, CHAN_CONFIRM_DEPTH + 1);
let node_1_commitment_txn = nodes[1].tx_broadcaster.txn_broadcasted.lock().unwrap();
assert_eq!(node_1_commitment_txn.len(), 3); // ChannelMonitor: 1 offered HTLC-Timeout, ChannelManger: 1 local commitment tx, 1 Offered HTLC-Timeout
assert_eq!(node_1_commitment_txn[1].output.len(), 2); // to-local and Offered HTLC (to-remote is dust)
check_spends!(node_1_commitment_txn[0], node_2_commitment_txn[0]);
// Confirm node 2's commitment txn (and node 1's HTLC-Timeout) on node 1
- nodes[1].block_notifier.block_connected(&Block { header, txdata: vec![node_2_commitment_txn[0].clone(), node_1_commitment_txn[0].clone()] }, CHAN_CONFIRM_DEPTH + 1);
+ connect_block(&nodes[1], &Block { header, txdata: vec![node_2_commitment_txn[0].clone(), node_1_commitment_txn[0].clone()] }, CHAN_CONFIRM_DEPTH + 1);
// ...but return node 2's commitment tx (and claim) in case claim is set and we're preparing to reorg
node_2_commitment_txn
};
check_added_monitors!(nodes[1], 1);
check_closed_broadcast!(nodes[1], false); // We should get a BroadcastChannelUpdate (and *only* a BroadcstChannelUpdate)
- headers.push(header.clone());
+ let mut block = Block { header, txdata: vec![] };
+ let mut blocks = Vec::new();
+ blocks.push(block.clone());
// At CHAN_CONFIRM_DEPTH + 1 we have a confirmation count of 1, so CHAN_CONFIRM_DEPTH +
// ANTI_REORG_DELAY - 1 will give us a confirmation count of ANTI_REORG_DELAY - 1.
for i in CHAN_CONFIRM_DEPTH + 2..CHAN_CONFIRM_DEPTH + ANTI_REORG_DELAY - 1 {
- header = BlockHeader { version: 0x20000000, prev_blockhash: header.bitcoin_hash(), merkle_root: Default::default(), time: 42, bits: 42, nonce: 42 };
- nodes[1].block_notifier.block_connected_checked(&header, i, &vec![], &[0; 0]);
- headers.push(header.clone());
+ 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[1], &block, i);
+ blocks.push(block.clone());
}
check_added_monitors!(nodes[1], 0);
assert_eq!(nodes[1].node.get_and_clear_pending_events().len(), 0);
if claim {
// Now reorg back to CHAN_CONFIRM_DEPTH and confirm node 2's broadcasted transactions:
- for (height, header) in (CHAN_CONFIRM_DEPTH + 1..CHAN_CONFIRM_DEPTH + ANTI_REORG_DELAY - 1).zip(headers.iter()).rev() {
- nodes[1].block_notifier.block_disconnected(&header, height);
+ for (height, block) in (CHAN_CONFIRM_DEPTH + 1..CHAN_CONFIRM_DEPTH + ANTI_REORG_DELAY - 1).zip(blocks.iter()).rev() {
+ disconnect_block(&nodes[1], &block.header, height);
}
- 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: claim_txn }, CHAN_CONFIRM_DEPTH + 1);
+ block = Block {
+ header: BlockHeader { version: 0x20000000, prev_blockhash: Default::default(), merkle_root: Default::default(), time: 42, bits: 42, nonce: 42 },
+ txdata: claim_txn,
+ };
+ connect_block(&nodes[1], &block, CHAN_CONFIRM_DEPTH + 1);
- // ChannelManager only polls ManyChannelMonitor::get_and_clear_pending_htlcs_updated when we
+ // ChannelManager only polls chain::Watch::release_pending_monitor_events when we
// probe it for events, so we probe non-message events here (which should still end up empty):
assert_eq!(nodes[1].node.get_and_clear_pending_events().len(), 0);
} else {
// Confirm the timeout tx and check that we fail the HTLC backwards
- header = BlockHeader { version: 0x20000000, prev_blockhash: header.bitcoin_hash(), merkle_root: Default::default(), time: 42, bits: 42, nonce: 42 };
- nodes[1].block_notifier.block_connected_checked(&header, CHAN_CONFIRM_DEPTH + ANTI_REORG_DELAY, &vec![], &[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[1], &block, CHAN_CONFIRM_DEPTH + ANTI_REORG_DELAY);
expect_pending_htlcs_forwardable!(nodes[1]);
}
fn test_onchain_htlc_timeout_delay_remote_commitment() {
do_test_onchain_htlc_reorg(false, false);
}
+
+#[test]
+fn test_unconf_chan() {
+ // After creating a chan between nodes, we disconnect all blocks previously seen to force a channel close on nodes[0] side
+ 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_announced_chan_between_nodes(&nodes, 0, 1, InitFeatures::known(), InitFeatures::known());
+
+ let channel_state = nodes[0].node.channel_state.lock().unwrap();
+ assert_eq!(channel_state.by_id.len(), 1);
+ assert_eq!(channel_state.short_to_id.len(), 1);
+ mem::drop(channel_state);
+
+ let mut headers = Vec::new();
+ let mut header = BlockHeader { version: 0x20000000, prev_blockhash: Default::default(), merkle_root: Default::default(), time: 42, bits: 42, nonce: 42 };
+ headers.push(header.clone());
+ for _i in 2..100 {
+ header = BlockHeader { version: 0x20000000, prev_blockhash: header.block_hash(), merkle_root: Default::default(), time: 42, bits: 42, nonce: 42 };
+ headers.push(header.clone());
+ }
+ while !headers.is_empty() {
+ nodes[0].node.block_disconnected(&headers.pop().unwrap());
+ }
+ check_closed_broadcast!(nodes[0], false);
+ nodes[0].node.test_process_background_events(); // Required to free the pending background monitor update
+ check_added_monitors!(nodes[0], 1);
+ let channel_state = nodes[0].node.channel_state.lock().unwrap();
+ assert_eq!(channel_state.by_id.len(), 0);
+ assert_eq!(channel_state.short_to_id.len(), 0);
+}
+
+#[test]
+fn test_set_outpoints_partial_claiming() {
+ // - remote party claim tx, new bump tx
+ // - disconnect remote claiming tx, new bump
+ // - disconnect tx, see no tx anymore
+ 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_with_value(&nodes, 0, 1, 1000000, 59000000, InitFeatures::known(), InitFeatures::known());
+ let payment_preimage_1 = route_payment(&nodes[1], &vec!(&nodes[0])[..], 3_000_000).0;
+ let payment_preimage_2 = route_payment(&nodes[1], &vec!(&nodes[0])[..], 3_000_000).0;
+
+ // Remote commitment txn with 4 outputs: to_local, to_remote, 2 outgoing HTLC
+ let remote_txn = get_local_commitment_txn!(nodes[1], chan.2);
+ assert_eq!(remote_txn.len(), 3);
+ assert_eq!(remote_txn[0].output.len(), 4);
+ assert_eq!(remote_txn[0].input.len(), 1);
+ assert_eq!(remote_txn[0].input[0].previous_output.txid, chan.3.txid());
+ check_spends!(remote_txn[1], remote_txn[0]);
+ 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], 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);
+ check_added_monitors!(nodes[0], 2);
+ nodes[0].node.get_and_clear_pending_events();
+ nodes[0].node.get_and_clear_pending_msg_events();
+
+ // 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 };
+ 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
+ {
+ let mut node_txn = nodes[0].tx_broadcaster.txn_broadcasted.lock().unwrap();
+ // ChannelMonitor: claim tx, ChannelManager: local commitment tx + HTLC-Success*2
+ assert_eq!(node_txn.len(), 4);
+ check_spends!(node_txn[0], remote_txn[0]);
+ check_spends!(node_txn[1], chan.3);
+ check_spends!(node_txn[2], node_txn[1]);
+ check_spends!(node_txn[3], node_txn[1]);
+ assert_eq!(node_txn[0].input.len(), 2);
+ node_txn.clear();
+ }
+
+ // Connect blocks on node B
+ 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
+ let partial_claim_tx = {
+ let node_txn = nodes[1].tx_broadcaster.txn_broadcasted.lock().unwrap();
+ assert_eq!(node_txn.len(), 3);
+ check_spends!(node_txn[1], node_txn[0]);
+ check_spends!(node_txn[2], node_txn[0]);
+ assert_eq!(node_txn[1].input.len(), 1);
+ assert_eq!(node_txn[2].input.len(), 1);
+ node_txn[1].clone()
+ };
+
+ // 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 };
+ 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);
+ check_spends!(node_txn[0], remote_txn[0]);
+ assert_eq!(node_txn[0].input.len(), 1); //dropped HTLC
+ node_txn.clear();
+ }
+ nodes[0].node.get_and_clear_pending_msg_events();
+
+ // Disconnect last block on node A, should regenerate a claiming tx with HTLC dropped
+ disconnect_block(&nodes[0], &header, 102);
+ {
+ let mut node_txn = nodes[0].tx_broadcaster.txn_broadcasted.lock().unwrap();
+ assert_eq!(node_txn.len(), 1);
+ check_spends!(node_txn[0], remote_txn[0]);
+ assert_eq!(node_txn[0].input.len(), 2); //resurrected HTLC
+ node_txn.clear();
+ }
+
+ //// Disconnect one more block and then reconnect multiple no transaction should be generated
+ 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);
+ node_txn.clear();
+ }
+}
projects / rust-lightning / blobdiff