use crate::chain::transaction::OutPoint;
use crate::sign::{ChannelSigner, EcdsaChannelSigner, EntropySource, SignerProvider};
use crate::events::{Event, MessageSendEvent, MessageSendEventsProvider, PathFailure, PaymentPurpose, ClosureReason, HTLCDestination, PaymentFailureReason};
-use crate::ln::{PaymentPreimage, PaymentSecret, PaymentHash};
-use crate::ln::channel::{commitment_tx_base_weight, COMMITMENT_TX_WEIGHT_PER_HTLC, CONCURRENT_INBOUND_HTLC_FEE_BUFFER, FEE_SPIKE_BUFFER_FEE_INCREASE_MULTIPLE, MIN_AFFORDABLE_HTLC_COUNT, get_holder_selected_channel_reserve_satoshis, OutboundV1Channel, InboundV1Channel};
+use crate::ln::{ChannelId, PaymentPreimage, PaymentSecret, PaymentHash};
+use crate::ln::channel::{commitment_tx_base_weight, COMMITMENT_TX_WEIGHT_PER_HTLC, CONCURRENT_INBOUND_HTLC_FEE_BUFFER, FEE_SPIKE_BUFFER_FEE_INCREASE_MULTIPLE, MIN_AFFORDABLE_HTLC_COUNT, get_holder_selected_channel_reserve_satoshis, OutboundV1Channel, InboundV1Channel, COINBASE_MATURITY};
use crate::ln::channelmanager::{self, PaymentId, RAACommitmentOrder, PaymentSendFailure, RecipientOnionFields, BREAKDOWN_TIMEOUT, ENABLE_GOSSIP_TICKS, DISABLE_GOSSIP_TICKS, MIN_CLTV_EXPIRY_DELTA};
use crate::ln::channel::{DISCONNECT_PEER_AWAITING_RESPONSE_TICKS, ChannelError};
use crate::ln::{chan_utils, onion_utils};
use crate::ln::chan_utils::{OFFERED_HTLC_SCRIPT_WEIGHT, htlc_success_tx_weight, htlc_timeout_tx_weight, HTLCOutputInCommitment};
use crate::routing::gossip::{NetworkGraph, NetworkUpdate};
-use crate::routing::router::{Path, PaymentParameters, Route, RouteHop, get_route};
+use crate::routing::router::{Path, PaymentParameters, Route, RouteHop, get_route, RouteParameters};
use crate::ln::features::{ChannelFeatures, ChannelTypeFeatures, NodeFeatures};
use crate::ln::msgs;
use crate::ln::msgs::{ChannelMessageHandler, RoutingMessageHandler, ErrorAction};
-use crate::util::enforcing_trait_impls::EnforcingSigner;
+use crate::util::test_channel_signer::TestChannelSigner;
use crate::util::test_utils::{self, WatchtowerPersister};
use crate::util::errors::APIError;
use crate::util::ser::{Writeable, ReadableArgs};
use core::default::Default;
use core::iter::repeat;
use bitcoin::hashes::Hash;
-use crate::sync::{Arc, Mutex};
+use crate::sync::{Arc, Mutex, RwLock};
use crate::ln::functional_test_utils::*;
use crate::ln::chan_utils::CommitmentTransaction;
const INITIAL_COMMITMENT_NUMBER: u64 = 281474976710654;
- // Get the EnforcingSigner for each channel, which will be used to (1) get the keys
+ // Get the TestChannelSigner for each channel, which will be used to (1) get the keys
// needed to sign the new commitment tx and (2) sign the new commitment tx.
let (local_revocation_basepoint, local_htlc_basepoint, local_funding) = {
let per_peer_state = nodes[0].node.per_peer_state.read().unwrap();
});
hops[1].fee_msat = chan_4.1.contents.fee_base_msat as u64 + chan_4.1.contents.fee_proportional_millionths as u64 * hops[2].fee_msat as u64 / 1000000;
hops[0].fee_msat = chan_3.0.contents.fee_base_msat as u64 + chan_3.0.contents.fee_proportional_millionths as u64 * hops[1].fee_msat as u64 / 1000000;
- let payment_preimage_1 = send_along_route(&nodes[1], Route { paths: vec![Path { hops, blinded_tail: None }], payment_params: None }, &vec!(&nodes[2], &nodes[3], &nodes[1])[..], 1000000).0;
+ let payment_preimage_1 = send_along_route(&nodes[1],
+ Route { paths: vec![Path { hops, blinded_tail: None }], route_params: None },
+ &vec!(&nodes[2], &nodes[3], &nodes[1])[..], 1000000).0;
let mut hops = Vec::with_capacity(3);
hops.push(RouteHop {
});
hops[1].fee_msat = chan_2.1.contents.fee_base_msat as u64 + chan_2.1.contents.fee_proportional_millionths as u64 * hops[2].fee_msat as u64 / 1000000;
hops[0].fee_msat = chan_3.1.contents.fee_base_msat as u64 + chan_3.1.contents.fee_proportional_millionths as u64 * hops[1].fee_msat as u64 / 1000000;
- let payment_hash_2 = send_along_route(&nodes[1], Route { paths: vec![Path { hops, blinded_tail: None }], payment_params: None }, &vec!(&nodes[3], &nodes[2], &nodes[1])[..], 1000000).1;
+ let payment_hash_2 = send_along_route(&nodes[1],
+ Route { paths: vec![Path { hops, blinded_tail: None }], route_params: None },
+ &vec!(&nodes[3], &nodes[2], &nodes[1])[..], 1000000).1;
// Claim the rebalances...
fail_payment(&nodes[1], &vec!(&nodes[3], &nodes[2], &nodes[1])[..], payment_hash_2);
const INITIAL_COMMITMENT_NUMBER: u64 = (1 << 48) - 1;
- // Get the EnforcingSigner for each channel, which will be used to (1) get the keys
+ // Get the TestChannelSigner for each channel, which will be used to (1) get the keys
// needed to sign the new commitment tx and (2) sign the new commitment tx.
let (local_revocation_basepoint, local_htlc_basepoint, local_secret, next_local_point, local_funding) = {
let per_peer_state = nodes[0].node.per_peer_state.read().unwrap();
_ => panic!("Unexpected event"),
};
nodes[1].logger.assert_log("lightning::ln::channel".to_string(),
- format!("Attempting to fail HTLC due to fee spike buffer violation in channel {}. Rebalancing is required.", ::hex::encode(raa_msg.channel_id)), 1);
+ format!("Attempting to fail HTLC due to fee spike buffer violation in channel {}. Rebalancing is required.", raa_msg.channel_id), 1);
check_added_monitors!(nodes[1], 2);
}
let keys_manager = test_utils::TestKeysInterface::new(&seed, Network::Testnet);
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, &keys_manager);
let network_graph = Arc::new(NetworkGraph::new(Network::Testnet, &chanmon_cfgs[0].logger));
- let scorer = Mutex::new(test_utils::TestScorer::new());
+ let scorer = RwLock::new(test_utils::TestScorer::new());
let router = test_utils::TestRouter::new(network_graph.clone(), &scorer);
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, router, chain_monitor, keys_manager: &keys_manager, network_graph, node_seed: seed, override_init_features: alloc::rc::Rc::new(core::cell::RefCell::new(None)) };
let mut node_cfgs = create_node_cfgs(3, &chanmon_cfgs);
// us to surface its failure to the user.
chan_stat = get_channel_value_stat!(nodes[0], nodes[1], chan.2);
assert_eq!(chan_stat.holding_cell_outbound_amount_msat, 0);
- nodes[0].logger.assert_log("lightning::ln::channel".to_string(), format!("Freeing holding cell with 1 HTLC updates in channel {}", hex::encode(chan.2)), 1);
+ nodes[0].logger.assert_log("lightning::ln::channel".to_string(), format!("Freeing holding cell with 1 HTLC updates in channel {}", chan.2), 1);
// Check that the payment failed to be sent out.
let events = nodes[0].node.get_and_clear_pending_events();
// to surface its failure to the user. The first payment should succeed.
chan_stat = get_channel_value_stat!(nodes[0], nodes[1], chan.2);
assert_eq!(chan_stat.holding_cell_outbound_amount_msat, 0);
- nodes[0].logger.assert_log("lightning::ln::channel".to_string(), format!("Freeing holding cell with 2 HTLC updates in channel {}", hex::encode(chan.2)), 1);
+ nodes[0].logger.assert_log("lightning::ln::channel".to_string(), format!("Freeing holding cell with 2 HTLC updates in channel {}", chan.2), 1);
// Check that the second payment failed to be sent out.
let events = nodes[0].node.get_and_clear_pending_events();
let scorer = test_utils::TestScorer::new();
let random_seed_bytes = chanmon_cfgs[1].keys_manager.get_secure_random_bytes();
- let payment_params = PaymentParameters::from_node_id(nodes[1].node.get_our_node_id(), TEST_FINAL_CLTV).with_bolt11_features(nodes[1].node.invoice_features()).unwrap();
- let route = get_route(&nodes[0].node.get_our_node_id(), &payment_params, &nodes[0].network_graph.read_only(), None, 10_000, nodes[0].logger, &scorer, &(), &random_seed_bytes).unwrap();
+ let payment_params = PaymentParameters::from_node_id(nodes[1].node.get_our_node_id(),
+ TEST_FINAL_CLTV).with_bolt11_features(nodes[1].node.invoice_features()).unwrap();
+ let route_params = RouteParameters::from_payment_params_and_value(payment_params, 10_000);
+ let route = get_route(&nodes[0].node.get_our_node_id(), &route_params, &nodes[0].network_graph.read_only(),
+ None, nodes[0].logger, &scorer, &(), &random_seed_bytes).unwrap();
let (_, our_payment_hash, _) = get_payment_preimage_hash!(nodes[0]);
let our_payment_secret = nodes[1].node.create_inbound_payment_for_hash(our_payment_hash, Some(100_000), 7200, None).unwrap();
nodes[0].node.send_payment_with_route(&route, our_payment_hash,
let payment_params = PaymentParameters::from_node_id(nodes[1].node.get_our_node_id(), 50).with_bolt11_features(nodes[1].node.invoice_features()).unwrap();
let scorer = test_utils::TestScorer::new();
let random_seed_bytes = chanmon_cfgs[1].keys_manager.get_secure_random_bytes();
- let route = get_route(&nodes[0].node.get_our_node_id(), &payment_params, &nodes[0].network_graph.read_only(), None,
- 3_000_000, nodes[0].logger, &scorer, &(), &random_seed_bytes).unwrap();
+ let route_params = RouteParameters::from_payment_params_and_value(payment_params, 3_000_000);
+ let route = get_route(&nodes[0].node.get_our_node_id(), &route_params, &nodes[0].network_graph.read_only(), None,
+ nodes[0].logger, &scorer, &(), &random_seed_bytes).unwrap();
let payment_preimage = send_along_route(&nodes[0], route, &[&nodes[1]], 3_000_000).0;
let payment_params = PaymentParameters::from_node_id(nodes[0].node.get_our_node_id(), 50).with_bolt11_features(nodes[0].node.invoice_features()).unwrap();
- let route = get_route(&nodes[1].node.get_our_node_id(), &payment_params, &nodes[1].network_graph.read_only(), None,
- 3_000_000, nodes[0].logger, &scorer, &(), &random_seed_bytes).unwrap();
+ let route_params = RouteParameters::from_payment_params_and_value(payment_params, 3_000_000);
+ let route = get_route(&nodes[1].node.get_our_node_id(), &route_params, &nodes[1].network_graph.read_only(), None,
+ nodes[0].logger, &scorer, &(), &random_seed_bytes).unwrap();
send_along_route(&nodes[1], route, &[&nodes[0]], 3_000_000);
let revoked_local_txn = get_local_commitment_txn!(nodes[1], chan.2);
// commitment transaction, we would have happily carried on and provided them the next
// commitment transaction based on one RAA forward. This would probably eventually have led to
// channel closure, but it would not have resulted in funds loss. Still, our
- // EnforcingSigner would have panicked as it doesn't like jumps into the future. Here, we
+ // TestChannelSigner would have panicked as it doesn't like jumps into the future. Here, we
// check simply that the channel is closed in response to such an RAA, but don't check whether
// we decide to punish our counterparty for revoking their funds (as we don't currently
// implement that).
let node_chanmgr = create_node_chanmgrs(2, &node_cfg, &[None, None]);
let nodes = create_network(2, &node_cfg, &node_chanmgr);
- let unknown_channel_id = [0; 32];
+ let unknown_channel_id = ChannelId::new_zero();
let api_res = nodes[0].node.accept_inbound_channel(&unknown_channel_id, &nodes[1].node.get_our_node_id(), 0);
match api_res {
Err(APIError::APIMisuseError { err }) => {
let watchtower = {
let new_monitor = {
let monitor = nodes[0].chain_monitor.chain_monitor.get_monitor(outpoint).unwrap();
- let new_monitor = <(BlockHash, channelmonitor::ChannelMonitor<EnforcingSigner>)>::read(
+ let new_monitor = <(BlockHash, channelmonitor::ChannelMonitor<TestChannelSigner>)>::read(
&mut io::Cursor::new(&monitor.encode()), (nodes[0].keys_manager, nodes[0].keys_manager)).unwrap().1;
assert!(new_monitor == *monitor);
new_monitor
let watchtower_alice = {
let new_monitor = {
let monitor = nodes[0].chain_monitor.chain_monitor.get_monitor(outpoint).unwrap();
- let new_monitor = <(BlockHash, channelmonitor::ChannelMonitor<EnforcingSigner>)>::read(
+ let new_monitor = <(BlockHash, channelmonitor::ChannelMonitor<TestChannelSigner>)>::read(
&mut io::Cursor::new(&monitor.encode()), (nodes[0].keys_manager, nodes[0].keys_manager)).unwrap().1;
assert!(new_monitor == *monitor);
new_monitor
let watchtower_bob = {
let new_monitor = {
let monitor = nodes[0].chain_monitor.chain_monitor.get_monitor(outpoint).unwrap();
- let new_monitor = <(BlockHash, channelmonitor::ChannelMonitor<EnforcingSigner>)>::read(
+ let new_monitor = <(BlockHash, channelmonitor::ChannelMonitor<TestChannelSigner>)>::read(
&mut io::Cursor::new(&monitor.encode()), (nodes[0].keys_manager, nodes[0].keys_manager)).unwrap().1;
assert!(new_monitor == *monitor);
new_monitor
// A null channel ID should close all channels
let _chan_4 = create_announced_chan_between_nodes_with_value(&nodes, 0, 1, 100000, 10001);
- nodes[0].node.handle_error(&nodes[1].node.get_our_node_id(), &msgs::ErrorMessage { channel_id: [0; 32], data: "ERR".to_owned() });
+ nodes[0].node.handle_error(&nodes[1].node.get_our_node_id(), &msgs::ErrorMessage { channel_id: ChannelId::new_zero(), data: "ERR".to_owned() });
check_added_monitors!(nodes[0], 2);
check_closed_event!(nodes[0], 2, ClosureReason::CounterpartyForceClosed { peer_msg: UntrustedString("ERR".to_string()) },
[nodes[1].node.get_our_node_id(); 2], 100000);
mine_transaction(&nodes[1], &spend_tx);
}
+#[test]
+fn test_coinbase_funding_tx() {
+ // Miners are able to fund channels directly from coinbase transactions, however
+ // by consensus rules, outputs of a coinbase transaction are encumbered by a 100
+ // block maturity timelock. To ensure that a (non-0conf) channel like this is enforceable
+ // on-chain, the minimum depth is updated to 100 blocks for coinbase funding transactions.
+ //
+ // Note that 0conf channels with coinbase funding transactions are unaffected and are
+ // immediately operational after opening.
+ 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);
+
+ nodes[0].node.create_channel(nodes[1].node.get_our_node_id(), 100000, 10001, 42, None).unwrap();
+ let open_channel = 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(), &open_channel);
+ let accept_channel = 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(), &accept_channel);
+
+ // Create the coinbase funding transaction.
+ let (temporary_channel_id, tx, _) = create_coinbase_funding_transaction(&nodes[0], &nodes[1].node.get_our_node_id(), 100000, 42);
+
+ nodes[0].node.funding_transaction_generated(&temporary_channel_id, &nodes[1].node.get_our_node_id(), tx.clone()).unwrap();
+ check_added_monitors!(nodes[0], 0);
+ let funding_created = 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);
+ check_added_monitors!(nodes[1], 1);
+ expect_channel_pending_event(&nodes[1], &nodes[0].node.get_our_node_id());
+
+ let funding_signed = get_event_msg!(nodes[1], MessageSendEvent::SendFundingSigned, nodes[0].node.get_our_node_id());
+
+ nodes[0].node.handle_funding_signed(&nodes[1].node.get_our_node_id(), &funding_signed);
+ check_added_monitors!(nodes[0], 1);
+
+ expect_channel_pending_event(&nodes[0], &nodes[1].node.get_our_node_id());
+ assert!(nodes[0].node.get_and_clear_pending_events().is_empty());
+
+ // Starting at height 0, we "confirm" the coinbase at height 1.
+ confirm_transaction_at(&nodes[0], &tx, 1);
+ // We connect 98 more blocks to have 99 confirmations for the coinbase transaction.
+ connect_blocks(&nodes[0], COINBASE_MATURITY - 2);
+ // Check that we have no pending message events (we have not queued a `channel_ready` yet).
+ assert!(nodes[0].node.get_and_clear_pending_msg_events().is_empty());
+ // Now connect one more block which results in 100 confirmations of the coinbase transaction.
+ connect_blocks(&nodes[0], 1);
+ // There should now be a `channel_ready` which can be handled.
+ let _ = &nodes[1].node.handle_channel_ready(&nodes[0].node.get_our_node_id(), &get_event_msg!(&nodes[0], MessageSendEvent::SendChannelReady, nodes[1].node.get_our_node_id()));
+
+ confirm_transaction_at(&nodes[1], &tx, 1);
+ connect_blocks(&nodes[1], COINBASE_MATURITY - 2);
+ assert!(nodes[1].node.get_and_clear_pending_msg_events().is_empty());
+ connect_blocks(&nodes[1], 1);
+ expect_channel_ready_event(&nodes[1], &nodes[0].node.get_our_node_id());
+ create_chan_between_nodes_with_value_confirm_second(&nodes[0], &nodes[1]);
+}
+
fn do_test_tx_confirmed_skipping_blocks_immediate_broadcast(test_height_before_timelock: bool) {
// In the first version of the chain::Confirm interface, after a refactor was made to not
// broadcast CSV-locked transactions until their CSV lock is up, we wouldn't reliably broadcast