//! claim outputs on-chain.
use chain;
-use chain::Listen;
-use chain::Watch;
+use chain::{Confirm, Listen, Watch};
use chain::channelmonitor;
use chain::channelmonitor::{ChannelMonitor, CLTV_CLAIM_BUFFER, LATENCY_GRACE_PERIOD_BLOCKS, ANTI_REORG_DELAY};
use chain::transaction::OutPoint;
use ln::channelmanager::{ChannelManager, ChannelManagerReadArgs, RAACommitmentOrder, PaymentSendFailure, BREAKDOWN_TIMEOUT, MIN_CLTV_EXPIRY_DELTA};
use ln::channel::{Channel, ChannelError};
use ln::{chan_utils, onion_utils};
-use routing::router::{Route, RouteHop, get_route};
+use ln::chan_utils::HTLC_SUCCESS_TX_WEIGHT;
+use routing::router::{Route, RouteHop, RouteHint, RouteHintHop, get_route, get_keysend_route};
+use routing::network_graph::RoutingFees;
use ln::features::{ChannelFeatures, InitFeatures, InvoiceFeatures, NodeFeatures};
use ln::msgs;
use ln::msgs::{ChannelMessageHandler,RoutingMessageHandler,HTLCFailChannelUpdate, ErrorAction};
use util::enforcing_trait_impls::EnforcingSigner;
use util::{byte_utils, test_utils};
-use util::events::{Event, MessageSendEvent, MessageSendEventsProvider};
+use util::events::{Event, MessageSendEvent, MessageSendEventsProvider, PaymentPurpose};
use util::errors::APIError;
use util::ser::{Writeable, ReadableArgs};
use util::config::UserConfig;
use regex;
+use io;
use prelude::*;
use alloc::collections::BTreeSet;
use core::default::Default;
-use std::sync::{Arc, Mutex};
+use sync::{Arc, Mutex};
use ln::functional_test_utils::*;
use ln::chan_utils::CommitmentTransaction;
-use ln::msgs::OptionalField::Present;
#[test]
fn test_insane_channel_opens() {
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(&nodes, 0, 1, InitFeatures::known(), InitFeatures::known());
+ create_announced_chan_between_nodes(&nodes, 0, 1, InitFeatures::known(), InitFeatures::known());
let logger = test_utils::TestLogger::new();
- let channel_id = chan.2;
// balancing
send_payment(&nodes[0], &vec!(&nodes[1])[..], 8000000);
// (6) RAA is delivered ->
// First nodes[0] generates an update_fee
- nodes[0].node.update_fee(channel_id, get_feerate!(nodes[0], channel_id) + 20).unwrap();
+ {
+ let mut feerate_lock = chanmon_cfgs[0].fee_estimator.sat_per_kw.lock().unwrap();
+ *feerate_lock += 20;
+ }
+ nodes[0].node.timer_tick_occurred();
check_added_monitors!(nodes[0], 1);
let events_0 = nodes[0].node.get_and_clear_pending_msg_events();
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(&nodes, 0, 1, InitFeatures::known(), InitFeatures::known());
- let channel_id = chan.2;
+ create_announced_chan_between_nodes(&nodes, 0, 1, InitFeatures::known(), InitFeatures::known());
let logger = test_utils::TestLogger::new();
// balancing
send_payment(&nodes[0], &vec!(&nodes[1])[..], 8000000);
// First nodes[0] generates an update_fee
- nodes[0].node.update_fee(channel_id, get_feerate!(nodes[0], channel_id) + 20).unwrap();
+ {
+ let mut feerate_lock = chanmon_cfgs[0].fee_estimator.sat_per_kw.lock().unwrap();
+ *feerate_lock += 20;
+ }
+ nodes[0].node.timer_tick_occurred();
check_added_monitors!(nodes[0], 1);
let events_0 = nodes[0].node.get_and_clear_pending_msg_events();
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());
- let channel_id = chan.2;
+ create_announced_chan_between_nodes(&nodes, 0, 1, InitFeatures::known(), InitFeatures::known());
// A B
// update_fee/commitment_signed ->
// revoke_and_ack ->
// First nodes[0] generates an update_fee
- let initial_feerate = get_feerate!(nodes[0], channel_id);
- nodes[0].node.update_fee(channel_id, initial_feerate + 20).unwrap();
+ let initial_feerate;
+ {
+ let mut feerate_lock = chanmon_cfgs[0].fee_estimator.sat_per_kw.lock().unwrap();
+ initial_feerate = *feerate_lock;
+ *feerate_lock = initial_feerate + 20;
+ }
+ nodes[0].node.timer_tick_occurred();
check_added_monitors!(nodes[0], 1);
let events_0 = nodes[0].node.get_and_clear_pending_msg_events();
// nodes[0] is awaiting a revoke from nodes[1] before it will create a new commitment
// transaction:
- nodes[0].node.update_fee(channel_id, initial_feerate + 40).unwrap();
+ {
+ let mut feerate_lock = chanmon_cfgs[0].fee_estimator.sat_per_kw.lock().unwrap();
+ *feerate_lock = initial_feerate + 40;
+ }
+ nodes[0].node.timer_tick_occurred();
assert!(nodes[0].node.get_and_clear_pending_events().is_empty());
assert!(nodes[0].node.get_and_clear_pending_msg_events().is_empty());
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());
- let channel_id = chan.2;
+ create_announced_chan_between_nodes(&nodes, 0, 1, InitFeatures::known(), InitFeatures::known());
- let feerate = get_feerate!(nodes[0], channel_id);
- nodes[0].node.update_fee(channel_id, feerate+25).unwrap();
+ {
+ let mut feerate_lock = chanmon_cfgs[0].fee_estimator.sat_per_kw.lock().unwrap();
+ *feerate_lock += 25;
+ }
+ nodes[0].node.timer_tick_occurred();
check_added_monitors!(nodes[0], 1);
let events_0 = nodes[0].node.get_and_clear_pending_msg_events();
let channel_id = chan.2;
let feerate = 260;
- nodes[0].node.update_fee(channel_id, feerate).unwrap();
+ {
+ let mut feerate_lock = chanmon_cfgs[0].fee_estimator.sat_per_kw.lock().unwrap();
+ *feerate_lock = feerate;
+ }
+ nodes[0].node.timer_tick_occurred();
check_added_monitors!(nodes[0], 1);
let update_msg = get_htlc_update_msgs!(nodes[0], nodes[1].node.get_our_node_id());
//Add 2 to the previous fee rate to the final fee increases by 1 (with no HTLCs the fee is essentially
//fee_rate*(724/1000) so the increment of 1*0.724 is rounded back down)
- nodes[0].node.update_fee(channel_id, feerate+2).unwrap();
+ {
+ let mut feerate_lock = chanmon_cfgs[0].fee_estimator.sat_per_kw.lock().unwrap();
+ *feerate_lock = feerate + 2;
+ }
+ nodes[0].node.timer_tick_occurred();
check_added_monitors!(nodes[0], 1);
let update2_msg = get_htlc_update_msgs!(nodes[0], nodes[1].node.get_our_node_id());
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(&nodes, 0, 1, InitFeatures::known(), InitFeatures::known());
- let channel_id = chan.2;
let logger = test_utils::TestLogger::new();
// balancing
send_payment(&nodes[0], &vec!(&nodes[1])[..], 8000000);
- let feerate = get_feerate!(nodes[0], channel_id);
- nodes[0].node.update_fee(channel_id, feerate+20).unwrap();
+ {
+ let mut feerate_lock = chanmon_cfgs[0].fee_estimator.sat_per_kw.lock().unwrap();
+ *feerate_lock += 20;
+ }
+ nodes[0].node.timer_tick_occurred();
check_added_monitors!(nodes[0], 1);
let events_0 = nodes[0].node.get_and_clear_pending_msg_events();
// revoke_and_ack ->
// Create and deliver (1)...
- let feerate = get_feerate!(nodes[0], channel_id);
- nodes[0].node.update_fee(channel_id, feerate+20).unwrap();
+ let feerate;
+ {
+ let mut feerate_lock = chanmon_cfgs[0].fee_estimator.sat_per_kw.lock().unwrap();
+ feerate = *feerate_lock;
+ *feerate_lock = feerate + 20;
+ }
+ nodes[0].node.timer_tick_occurred();
check_added_monitors!(nodes[0], 1);
let events_0 = nodes[0].node.get_and_clear_pending_msg_events();
check_added_monitors!(nodes[0], 1);
// Create and deliver (4)...
- nodes[0].node.update_fee(channel_id, feerate+30).unwrap();
+ {
+ let mut feerate_lock = chanmon_cfgs[0].fee_estimator.sat_per_kw.lock().unwrap();
+ *feerate_lock = feerate + 30;
+ }
+ nodes[0].node.timer_tick_occurred();
check_added_monitors!(nodes[0], 1);
let events_0 = nodes[0].node.get_and_clear_pending_msg_events();
assert_eq!(events_0.len(), 1);
close_channel(&nodes[0], &nodes[1], &chan.2, chan.3, true);
}
-#[test]
-fn pre_funding_lock_shutdown_test() {
- // Test sending a shutdown prior to funding_locked after funding generation
- 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 tx = create_chan_between_nodes_with_value_init(&nodes[0], &nodes[1], 8000000, 0, InitFeatures::known(), InitFeatures::known());
- mine_transaction(&nodes[0], &tx);
- mine_transaction(&nodes[1], &tx);
-
- 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());
- nodes[1].node.handle_shutdown(&nodes[0].node.get_our_node_id(), &InitFeatures::known(), &node_0_shutdown);
- let node_1_shutdown = get_event_msg!(nodes[1], MessageSendEvent::SendShutdown, nodes[0].node.get_our_node_id());
- nodes[0].node.handle_shutdown(&nodes[1].node.get_our_node_id(), &InitFeatures::known(), &node_1_shutdown);
-
- let node_0_closing_signed = get_event_msg!(nodes[0], MessageSendEvent::SendClosingSigned, nodes[1].node.get_our_node_id());
- nodes[1].node.handle_closing_signed(&nodes[0].node.get_our_node_id(), &node_0_closing_signed);
- let (_, node_1_closing_signed) = get_closing_signed_broadcast!(nodes[1].node, nodes[0].node.get_our_node_id());
- nodes[0].node.handle_closing_signed(&nodes[1].node.get_our_node_id(), &node_1_closing_signed.unwrap());
- let (_, node_0_none) = get_closing_signed_broadcast!(nodes[0].node, nodes[1].node.get_our_node_id());
- assert!(node_0_none.is_none());
-
- assert!(nodes[0].node.list_channels().is_empty());
- assert!(nodes[1].node.list_channels().is_empty());
-}
-
-#[test]
-fn updates_shutdown_wait() {
- // Test sending a shutdown with outstanding updates pending
- 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 mut nodes = create_network(3, &node_cfgs, &node_chanmgrs);
- let chan_1 = 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 logger = test_utils::TestLogger::new();
-
- let (our_payment_preimage, _, _) = route_payment(&nodes[0], &[&nodes[1], &nodes[2]], 100000);
-
- nodes[0].node.close_channel(&chan_1.2).unwrap();
- let node_0_shutdown = get_event_msg!(nodes[0], MessageSendEvent::SendShutdown, nodes[1].node.get_our_node_id());
- nodes[1].node.handle_shutdown(&nodes[0].node.get_our_node_id(), &InitFeatures::known(), &node_0_shutdown);
- let node_1_shutdown = get_event_msg!(nodes[1], MessageSendEvent::SendShutdown, nodes[0].node.get_our_node_id());
- nodes[0].node.handle_shutdown(&nodes[1].node.get_our_node_id(), &InitFeatures::known(), &node_1_shutdown);
-
- assert!(nodes[0].node.get_and_clear_pending_msg_events().is_empty());
- assert!(nodes[1].node.get_and_clear_pending_msg_events().is_empty());
-
- let (_, payment_hash, payment_secret) = get_payment_preimage_hash!(nodes[0]);
-
- let net_graph_msg_handler0 = &nodes[0].net_graph_msg_handler;
- let net_graph_msg_handler1 = &nodes[1].net_graph_msg_handler;
- let route_1 = get_route(&nodes[0].node.get_our_node_id(), &net_graph_msg_handler0.network_graph.read().unwrap(), &nodes[1].node.get_our_node_id(), Some(InvoiceFeatures::known()), None, &[], 100000, TEST_FINAL_CLTV, &logger).unwrap();
- let route_2 = get_route(&nodes[1].node.get_our_node_id(), &net_graph_msg_handler1.network_graph.read().unwrap(), &nodes[0].node.get_our_node_id(), Some(InvoiceFeatures::known()), None, &[], 100000, TEST_FINAL_CLTV, &logger).unwrap();
- unwrap_send_err!(nodes[0].node.send_payment(&route_1, payment_hash, &Some(payment_secret)), true, APIError::ChannelUnavailable {..}, {});
- unwrap_send_err!(nodes[1].node.send_payment(&route_2, payment_hash, &Some(payment_secret)), true, APIError::ChannelUnavailable {..}, {});
-
- assert!(nodes[2].node.claim_funds(our_payment_preimage));
- check_added_monitors!(nodes[2], 1);
- let updates = get_htlc_update_msgs!(nodes[2], nodes[1].node.get_our_node_id());
- assert!(updates.update_add_htlcs.is_empty());
- assert!(updates.update_fail_htlcs.is_empty());
- assert!(updates.update_fail_malformed_htlcs.is_empty());
- assert!(updates.update_fee.is_none());
- assert_eq!(updates.update_fulfill_htlcs.len(), 1);
- nodes[1].node.handle_update_fulfill_htlc(&nodes[2].node.get_our_node_id(), &updates.update_fulfill_htlcs[0]);
- check_added_monitors!(nodes[1], 1);
- let updates_2 = get_htlc_update_msgs!(nodes[1], nodes[0].node.get_our_node_id());
- commitment_signed_dance!(nodes[1], nodes[2], updates.commitment_signed, false);
-
- assert!(updates_2.update_add_htlcs.is_empty());
- assert!(updates_2.update_fail_htlcs.is_empty());
- assert!(updates_2.update_fail_malformed_htlcs.is_empty());
- assert!(updates_2.update_fee.is_none());
- assert_eq!(updates_2.update_fulfill_htlcs.len(), 1);
- nodes[0].node.handle_update_fulfill_htlc(&nodes[1].node.get_our_node_id(), &updates_2.update_fulfill_htlcs[0]);
- commitment_signed_dance!(nodes[0], nodes[1], updates_2.commitment_signed, false, true);
-
- let events = nodes[0].node.get_and_clear_pending_events();
- assert_eq!(events.len(), 1);
- match events[0] {
- Event::PaymentSent { ref payment_preimage } => {
- assert_eq!(our_payment_preimage, *payment_preimage);
- },
- _ => panic!("Unexpected event"),
- }
-
- let node_0_closing_signed = get_event_msg!(nodes[0], MessageSendEvent::SendClosingSigned, nodes[1].node.get_our_node_id());
- nodes[1].node.handle_closing_signed(&nodes[0].node.get_our_node_id(), &node_0_closing_signed);
- let (_, node_1_closing_signed) = get_closing_signed_broadcast!(nodes[1].node, nodes[0].node.get_our_node_id());
- nodes[0].node.handle_closing_signed(&nodes[1].node.get_our_node_id(), &node_1_closing_signed.unwrap());
- let (_, node_0_none) = get_closing_signed_broadcast!(nodes[0].node, nodes[1].node.get_our_node_id());
- assert!(node_0_none.is_none());
-
- assert!(nodes[0].node.list_channels().is_empty());
-
- assert_eq!(nodes[1].tx_broadcaster.txn_broadcasted.lock().unwrap().len(), 1);
- nodes[1].tx_broadcaster.txn_broadcasted.lock().unwrap().clear();
- close_channel(&nodes[1], &nodes[2], &chan_2.2, chan_2.3, true);
- assert!(nodes[1].node.list_channels().is_empty());
- assert!(nodes[2].node.list_channels().is_empty());
-}
-
-#[test]
-fn htlc_fail_async_shutdown() {
- // Test HTLCs fail if shutdown starts even if messages are delivered out-of-order
- 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 mut nodes = create_network(3, &node_cfgs, &node_chanmgrs);
- let chan_1 = 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 logger = test_utils::TestLogger::new();
-
- let (_, our_payment_hash, our_payment_secret) = get_payment_preimage_hash!(nodes[2]);
- let net_graph_msg_handler = &nodes[0].net_graph_msg_handler;
- let route = get_route(&nodes[0].node.get_our_node_id(), &net_graph_msg_handler.network_graph.read().unwrap(), &nodes[2].node.get_our_node_id(), Some(InvoiceFeatures::known()), None, &[], 100000, TEST_FINAL_CLTV, &logger).unwrap();
- nodes[0].node.send_payment(&route, our_payment_hash, &Some(our_payment_secret)).unwrap();
- check_added_monitors!(nodes[0], 1);
- let updates = get_htlc_update_msgs!(nodes[0], nodes[1].node.get_our_node_id());
- assert_eq!(updates.update_add_htlcs.len(), 1);
- assert!(updates.update_fulfill_htlcs.is_empty());
- assert!(updates.update_fail_htlcs.is_empty());
- assert!(updates.update_fail_malformed_htlcs.is_empty());
- assert!(updates.update_fee.is_none());
-
- nodes[1].node.close_channel(&chan_1.2).unwrap();
- let node_1_shutdown = get_event_msg!(nodes[1], MessageSendEvent::SendShutdown, nodes[0].node.get_our_node_id());
- nodes[0].node.handle_shutdown(&nodes[1].node.get_our_node_id(), &InitFeatures::known(), &node_1_shutdown);
- let node_0_shutdown = get_event_msg!(nodes[0], MessageSendEvent::SendShutdown, nodes[1].node.get_our_node_id());
-
- nodes[1].node.handle_update_add_htlc(&nodes[0].node.get_our_node_id(), &updates.update_add_htlcs[0]);
- nodes[1].node.handle_commitment_signed(&nodes[0].node.get_our_node_id(), &updates.commitment_signed);
- check_added_monitors!(nodes[1], 1);
- nodes[1].node.handle_shutdown(&nodes[0].node.get_our_node_id(), &InitFeatures::known(), &node_0_shutdown);
- commitment_signed_dance!(nodes[1], nodes[0], (), false, true, false);
-
- let updates_2 = get_htlc_update_msgs!(nodes[1], nodes[0].node.get_our_node_id());
- assert!(updates_2.update_add_htlcs.is_empty());
- assert!(updates_2.update_fulfill_htlcs.is_empty());
- assert_eq!(updates_2.update_fail_htlcs.len(), 1);
- assert!(updates_2.update_fail_malformed_htlcs.is_empty());
- assert!(updates_2.update_fee.is_none());
-
- nodes[0].node.handle_update_fail_htlc(&nodes[1].node.get_our_node_id(), &updates_2.update_fail_htlcs[0]);
- commitment_signed_dance!(nodes[0], nodes[1], updates_2.commitment_signed, false, true);
-
- expect_payment_failed!(nodes[0], our_payment_hash, false);
-
- let msg_events = nodes[0].node.get_and_clear_pending_msg_events();
- assert_eq!(msg_events.len(), 2);
- let node_0_closing_signed = match msg_events[0] {
- MessageSendEvent::SendClosingSigned { ref node_id, ref msg } => {
- assert_eq!(*node_id, nodes[1].node.get_our_node_id());
- (*msg).clone()
- },
- _ => panic!("Unexpected event"),
- };
- match msg_events[1] {
- MessageSendEvent::PaymentFailureNetworkUpdate { update: msgs::HTLCFailChannelUpdate::ChannelUpdateMessage { ref msg }} => {
- assert_eq!(msg.contents.short_channel_id, chan_1.0.contents.short_channel_id);
- },
- _ => panic!("Unexpected event"),
- }
-
- assert!(nodes[1].node.get_and_clear_pending_msg_events().is_empty());
- nodes[1].node.handle_closing_signed(&nodes[0].node.get_our_node_id(), &node_0_closing_signed);
- let (_, node_1_closing_signed) = get_closing_signed_broadcast!(nodes[1].node, nodes[0].node.get_our_node_id());
- nodes[0].node.handle_closing_signed(&nodes[1].node.get_our_node_id(), &node_1_closing_signed.unwrap());
- let (_, node_0_none) = get_closing_signed_broadcast!(nodes[0].node, nodes[1].node.get_our_node_id());
- assert!(node_0_none.is_none());
-
- assert!(nodes[0].node.list_channels().is_empty());
-
- assert_eq!(nodes[1].tx_broadcaster.txn_broadcasted.lock().unwrap().len(), 1);
- nodes[1].tx_broadcaster.txn_broadcasted.lock().unwrap().clear();
- close_channel(&nodes[1], &nodes[2], &chan_2.2, chan_2.3, true);
- assert!(nodes[1].node.list_channels().is_empty());
- assert!(nodes[2].node.list_channels().is_empty());
-}
-
-fn do_test_shutdown_rebroadcast(recv_count: u8) {
- // Test that shutdown/closing_signed is re-sent on reconnect with a variable number of
- // messages delivered prior to disconnect
- 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);
- let chan_1 = 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, _, _) = route_payment(&nodes[0], &[&nodes[1], &nodes[2]], 100000);
-
- nodes[1].node.close_channel(&chan_1.2).unwrap();
- let node_1_shutdown = get_event_msg!(nodes[1], MessageSendEvent::SendShutdown, nodes[0].node.get_our_node_id());
- if recv_count > 0 {
- nodes[0].node.handle_shutdown(&nodes[1].node.get_our_node_id(), &InitFeatures::known(), &node_1_shutdown);
- let node_0_shutdown = get_event_msg!(nodes[0], MessageSendEvent::SendShutdown, nodes[1].node.get_our_node_id());
- if recv_count > 1 {
- nodes[1].node.handle_shutdown(&nodes[0].node.get_our_node_id(), &InitFeatures::known(), &node_0_shutdown);
- }
- }
-
- 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);
-
- nodes[0].node.peer_connected(&nodes[1].node.get_our_node_id(), &msgs::Init { features: InitFeatures::empty() });
- let node_0_reestablish = get_event_msg!(nodes[0], MessageSendEvent::SendChannelReestablish, nodes[1].node.get_our_node_id());
- nodes[1].node.peer_connected(&nodes[0].node.get_our_node_id(), &msgs::Init { features: InitFeatures::empty() });
- let node_1_reestablish = get_event_msg!(nodes[1], MessageSendEvent::SendChannelReestablish, nodes[0].node.get_our_node_id());
-
- nodes[1].node.handle_channel_reestablish(&nodes[0].node.get_our_node_id(), &node_0_reestablish);
- let node_1_2nd_shutdown = get_event_msg!(nodes[1], MessageSendEvent::SendShutdown, nodes[0].node.get_our_node_id());
- assert!(node_1_shutdown == node_1_2nd_shutdown);
-
- nodes[0].node.handle_channel_reestablish(&nodes[1].node.get_our_node_id(), &node_1_reestablish);
- let node_0_2nd_shutdown = if recv_count > 0 {
- let node_0_2nd_shutdown = get_event_msg!(nodes[0], MessageSendEvent::SendShutdown, nodes[1].node.get_our_node_id());
- nodes[0].node.handle_shutdown(&nodes[1].node.get_our_node_id(), &InitFeatures::known(), &node_1_2nd_shutdown);
- node_0_2nd_shutdown
- } else {
- assert!(nodes[0].node.get_and_clear_pending_msg_events().is_empty());
- nodes[0].node.handle_shutdown(&nodes[1].node.get_our_node_id(), &InitFeatures::known(), &node_1_2nd_shutdown);
- get_event_msg!(nodes[0], MessageSendEvent::SendShutdown, nodes[1].node.get_our_node_id())
- };
- nodes[1].node.handle_shutdown(&nodes[0].node.get_our_node_id(), &InitFeatures::known(), &node_0_2nd_shutdown);
-
- assert!(nodes[0].node.get_and_clear_pending_msg_events().is_empty());
- assert!(nodes[1].node.get_and_clear_pending_msg_events().is_empty());
-
- assert!(nodes[2].node.claim_funds(our_payment_preimage));
- check_added_monitors!(nodes[2], 1);
- let updates = get_htlc_update_msgs!(nodes[2], nodes[1].node.get_our_node_id());
- assert!(updates.update_add_htlcs.is_empty());
- assert!(updates.update_fail_htlcs.is_empty());
- assert!(updates.update_fail_malformed_htlcs.is_empty());
- assert!(updates.update_fee.is_none());
- assert_eq!(updates.update_fulfill_htlcs.len(), 1);
- nodes[1].node.handle_update_fulfill_htlc(&nodes[2].node.get_our_node_id(), &updates.update_fulfill_htlcs[0]);
- check_added_monitors!(nodes[1], 1);
- let updates_2 = get_htlc_update_msgs!(nodes[1], nodes[0].node.get_our_node_id());
- commitment_signed_dance!(nodes[1], nodes[2], updates.commitment_signed, false);
-
- assert!(updates_2.update_add_htlcs.is_empty());
- assert!(updates_2.update_fail_htlcs.is_empty());
- assert!(updates_2.update_fail_malformed_htlcs.is_empty());
- assert!(updates_2.update_fee.is_none());
- assert_eq!(updates_2.update_fulfill_htlcs.len(), 1);
- nodes[0].node.handle_update_fulfill_htlc(&nodes[1].node.get_our_node_id(), &updates_2.update_fulfill_htlcs[0]);
- commitment_signed_dance!(nodes[0], nodes[1], updates_2.commitment_signed, false, true);
-
- let events = nodes[0].node.get_and_clear_pending_events();
- assert_eq!(events.len(), 1);
- match events[0] {
- Event::PaymentSent { ref payment_preimage } => {
- assert_eq!(our_payment_preimage, *payment_preimage);
- },
- _ => panic!("Unexpected event"),
- }
-
- let node_0_closing_signed = get_event_msg!(nodes[0], MessageSendEvent::SendClosingSigned, nodes[1].node.get_our_node_id());
- if recv_count > 0 {
- nodes[1].node.handle_closing_signed(&nodes[0].node.get_our_node_id(), &node_0_closing_signed);
- let (_, node_1_closing_signed) = get_closing_signed_broadcast!(nodes[1].node, nodes[0].node.get_our_node_id());
- assert!(node_1_closing_signed.is_some());
- }
-
- 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);
-
- nodes[0].node.peer_connected(&nodes[1].node.get_our_node_id(), &msgs::Init { features: InitFeatures::empty() });
- let node_0_2nd_reestablish = get_event_msg!(nodes[0], MessageSendEvent::SendChannelReestablish, nodes[1].node.get_our_node_id());
- nodes[1].node.peer_connected(&nodes[0].node.get_our_node_id(), &msgs::Init { features: InitFeatures::empty() });
- if recv_count == 0 {
- // If all closing_signeds weren't delivered we can just resume where we left off...
- let node_1_2nd_reestablish = get_event_msg!(nodes[1], MessageSendEvent::SendChannelReestablish, nodes[0].node.get_our_node_id());
-
- nodes[0].node.handle_channel_reestablish(&nodes[1].node.get_our_node_id(), &node_1_2nd_reestablish);
- let node_0_3rd_shutdown = get_event_msg!(nodes[0], MessageSendEvent::SendShutdown, nodes[1].node.get_our_node_id());
- assert!(node_0_2nd_shutdown == node_0_3rd_shutdown);
-
- nodes[1].node.handle_channel_reestablish(&nodes[0].node.get_our_node_id(), &node_0_2nd_reestablish);
- let node_1_3rd_shutdown = get_event_msg!(nodes[1], MessageSendEvent::SendShutdown, nodes[0].node.get_our_node_id());
- assert!(node_1_3rd_shutdown == node_1_2nd_shutdown);
-
- nodes[1].node.handle_shutdown(&nodes[0].node.get_our_node_id(), &InitFeatures::known(), &node_0_3rd_shutdown);
- assert!(nodes[1].node.get_and_clear_pending_msg_events().is_empty());
-
- nodes[0].node.handle_shutdown(&nodes[1].node.get_our_node_id(), &InitFeatures::known(), &node_1_3rd_shutdown);
- let node_0_2nd_closing_signed = get_event_msg!(nodes[0], MessageSendEvent::SendClosingSigned, nodes[1].node.get_our_node_id());
- assert!(node_0_closing_signed == node_0_2nd_closing_signed);
-
- nodes[1].node.handle_closing_signed(&nodes[0].node.get_our_node_id(), &node_0_2nd_closing_signed);
- let (_, node_1_closing_signed) = get_closing_signed_broadcast!(nodes[1].node, nodes[0].node.get_our_node_id());
- nodes[0].node.handle_closing_signed(&nodes[1].node.get_our_node_id(), &node_1_closing_signed.unwrap());
- let (_, node_0_none) = get_closing_signed_broadcast!(nodes[0].node, nodes[1].node.get_our_node_id());
- assert!(node_0_none.is_none());
- } else {
- // If one node, however, received + responded with an identical closing_signed we end
- // up erroring and node[0] will try to broadcast its own latest commitment transaction.
- // There isn't really anything better we can do simply, but in the future we might
- // explore storing a set of recently-closed channels that got disconnected during
- // closing_signed and avoiding broadcasting local commitment txn for some timeout to
- // give our counterparty enough time to (potentially) broadcast a cooperative closing
- // transaction.
- assert!(nodes[1].node.get_and_clear_pending_msg_events().is_empty());
-
- nodes[1].node.handle_channel_reestablish(&nodes[0].node.get_our_node_id(), &node_0_2nd_reestablish);
- let msg_events = nodes[1].node.get_and_clear_pending_msg_events();
- assert_eq!(msg_events.len(), 1);
- if let MessageSendEvent::HandleError { ref action, .. } = msg_events[0] {
- match action {
- &ErrorAction::SendErrorMessage { ref msg } => {
- nodes[0].node.handle_error(&nodes[1].node.get_our_node_id(), &msg);
- assert_eq!(msg.channel_id, chan_1.2);
- },
- _ => panic!("Unexpected event!"),
- }
- } else { panic!("Needed SendErrorMessage close"); }
-
- // get_closing_signed_broadcast usually eats the BroadcastChannelUpdate for us and
- // checks it, but in this case nodes[0] didn't ever get a chance to receive a
- // closing_signed so we do it ourselves
- check_closed_broadcast!(nodes[0], false);
- check_added_monitors!(nodes[0], 1);
- }
-
- assert!(nodes[0].node.list_channels().is_empty());
-
- assert_eq!(nodes[1].tx_broadcaster.txn_broadcasted.lock().unwrap().len(), 1);
- nodes[1].tx_broadcaster.txn_broadcasted.lock().unwrap().clear();
- close_channel(&nodes[1], &nodes[2], &chan_2.2, chan_2.3, true);
- assert!(nodes[1].node.list_channels().is_empty());
- assert!(nodes[2].node.list_channels().is_empty());
-}
-
-#[test]
-fn test_shutdown_rebroadcast() {
- do_test_shutdown_rebroadcast(0);
- do_test_shutdown_rebroadcast(1);
- do_test_shutdown_rebroadcast(2);
-}
-
#[test]
fn fake_network_test() {
// Simple test which builds a network of ChannelManagers, connects them to each other, and
nodes[0].node.handle_update_fail_htlc(&nodes[1].node.get_our_node_id(), &bs_fail_updates.update_fail_htlcs[0]);
commitment_signed_dance!(nodes[0], nodes[1], bs_fail_updates.commitment_signed, false, true);
- let events = nodes[0].node.get_and_clear_pending_msg_events();
- assert_eq!(events.len(), 1);
- match events[0] {
- MessageSendEvent::PaymentFailureNetworkUpdate { update: msgs::HTLCFailChannelUpdate::ChannelUpdateMessage { ref msg }} => {
- assert_eq!(msg.contents.short_channel_id, chan_2.0.contents.short_channel_id);
- },
- _ => panic!("Unexpected event"),
- }
-
+ expect_payment_failure_chan_update!(nodes[0], chan_2.0.contents.short_channel_id, false);
expect_payment_failed!(nodes[0], payment_hash_2, false);
// Now forward all the pending HTLCs and claim them back
let cur_height = nodes[1].node.best_block.read().unwrap().height() + 1;
let onion_keys = onion_utils::construct_onion_keys(&secp_ctx, &route.paths[0], &session_priv).unwrap();
- let (onion_payloads, htlc_msat, htlc_cltv) = onion_utils::build_onion_payloads(&route.paths[0], 3460001, &Some(payment_secret), cur_height).unwrap();
+ let (onion_payloads, htlc_msat, htlc_cltv) = onion_utils::build_onion_payloads(&route.paths[0], 3460001, &Some(payment_secret), cur_height, &None).unwrap();
let onion_packet = onion_utils::construct_onion_packet(onion_payloads, onion_keys, [0; 32], &payment_hash);
let msg = msgs::UpdateAddHTLC {
channel_id: chan.2,
let chan_lock = nodes[0].node.channel_state.lock().unwrap();
let local_chan = chan_lock.by_id.get(&chan.2).unwrap();
let chan_signer = local_chan.get_signer();
+ // Make the signer believe we validated another commitment, so we can release the secret
+ chan_signer.get_enforcement_state().last_holder_commitment -= 1;
+
let pubkeys = chan_signer.pubkeys();
(pubkeys.revocation_basepoint, pubkeys.htlc_basepoint,
chan_signer.release_commitment_secret(INITIAL_COMMITMENT_NUMBER),
},
_ => panic!("Unexpected event"),
};
- nodes[1].logger.assert_log("lightning::ln::channel".to_string(), "Attempting to fail HTLC due to fee spike buffer violation".to_string(), 1);
+ 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);
check_added_monitors!(nodes[1], 2);
}
// sending any above-dust amount would result in a channel reserve violation.
// In this test we check that we would be prevented from sending an HTLC in
// this situation.
- chanmon_cfgs[0].fee_estimator = test_utils::TestFeeEstimator { sat_per_kw: 6000 };
- chanmon_cfgs[1].fee_estimator = test_utils::TestFeeEstimator { sat_per_kw: 6000 };
+ let feerate_per_kw = 253;
+ chanmon_cfgs[0].fee_estimator = test_utils::TestFeeEstimator { sat_per_kw: Mutex::new(feerate_per_kw) };
+ chanmon_cfgs[1].fee_estimator = test_utils::TestFeeEstimator { sat_per_kw: Mutex::new(feerate_per_kw) };
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 _ = create_announced_chan_between_nodes_with_value(&nodes, 0, 1, 100000, 95000000, InitFeatures::known(), InitFeatures::known());
- let (route, our_payment_hash, _, our_payment_secret) = get_route_and_payment_hash!(nodes[1], nodes[0], 4843000);
+ let mut push_amt = 100_000_000;
+ push_amt -= feerate_per_kw as u64 * (COMMITMENT_TX_BASE_WEIGHT + COMMITMENT_TX_WEIGHT_PER_HTLC) / 1000 * 1000;
+ push_amt -= Channel::<EnforcingSigner>::get_holder_selected_channel_reserve_satoshis(100_000) * 1000;
+
+ let _ = create_announced_chan_between_nodes_with_value(&nodes, 0, 1, 100_000, push_amt, InitFeatures::known(), InitFeatures::known());
+
+ // Sending exactly enough to hit the reserve amount should be accepted
+ let (_, _, _) = route_payment(&nodes[1], &[&nodes[0]], 1_000_000);
+
+ // However one more HTLC should be significantly over the reserve amount and fail.
+ let (route, our_payment_hash, _, our_payment_secret) = get_route_and_payment_hash!(nodes[1], nodes[0], 1_000_000);
unwrap_send_err!(nodes[1].node.send_payment(&route, our_payment_hash, &Some(our_payment_secret)), true, APIError::ChannelUnavailable { ref err },
assert_eq!(err, "Cannot send value that would put counterparty balance under holder-announced channel reserve value"));
assert!(nodes[1].node.get_and_clear_pending_msg_events().is_empty());
// to channel reserve violation. This close could also happen if the fee went
// up a more realistic amount, but many HTLCs were outstanding at the time of
// the update_add_htlc.
- chanmon_cfgs[0].fee_estimator = test_utils::TestFeeEstimator { sat_per_kw: 6000 };
- chanmon_cfgs[1].fee_estimator = test_utils::TestFeeEstimator { sat_per_kw: 6000 };
+ chanmon_cfgs[0].fee_estimator = test_utils::TestFeeEstimator { sat_per_kw: Mutex::new(6000) };
+ chanmon_cfgs[1].fee_estimator = test_utils::TestFeeEstimator { sat_per_kw: Mutex::new(6000) };
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 session_priv = SecretKey::from_slice(&[42; 32]).unwrap();
let cur_height = nodes[1].node.best_block.read().unwrap().height() + 1;
let onion_keys = onion_utils::construct_onion_keys(&secp_ctx, &route.paths[0], &session_priv).unwrap();
- let (onion_payloads, htlc_msat, htlc_cltv) = onion_utils::build_onion_payloads(&route.paths[0], 1000, &Some(payment_secret), cur_height).unwrap();
+ let (onion_payloads, htlc_msat, htlc_cltv) = onion_utils::build_onion_payloads(&route.paths[0], 1000, &Some(payment_secret), cur_height, &None).unwrap();
let onion_packet = onion_utils::construct_onion_packet(onion_payloads, onion_keys, [0; 32], &payment_hash);
let msg = msgs::UpdateAddHTLC {
channel_id: chan.2,
fn test_chan_reserve_dust_inbound_htlcs_outbound_chan() {
// Test that if we receive many dust HTLCs over an outbound channel, they don't count when
// calculating our commitment transaction fee (this was previously broken).
- let chanmon_cfgs = create_chanmon_cfgs(2);
+ let mut chanmon_cfgs = create_chanmon_cfgs(2);
+ let feerate_per_kw = 253;
+ chanmon_cfgs[0].fee_estimator = test_utils::TestFeeEstimator { sat_per_kw: Mutex::new(feerate_per_kw) };
+ chanmon_cfgs[1].fee_estimator = test_utils::TestFeeEstimator { sat_per_kw: Mutex::new(feerate_per_kw) };
+
let node_cfgs = create_node_cfgs(2, &chanmon_cfgs);
let node_chanmgrs = create_node_chanmgrs(2, &node_cfgs, &[None, None, None]);
let mut nodes = create_network(2, &node_cfgs, &node_chanmgrs);
// Set nodes[0]'s balance such that they will consider any above-dust received HTLC to be a
// channel reserve violation (so their balance is channel reserve (1000 sats) + commitment
// transaction fee with 0 HTLCs (183 sats)).
- create_announced_chan_between_nodes_with_value(&nodes, 0, 1, 100000, 98817000, InitFeatures::known(), InitFeatures::known());
+ let mut push_amt = 100_000_000;
+ push_amt -= feerate_per_kw as u64 * (COMMITMENT_TX_BASE_WEIGHT) / 1000 * 1000;
+ push_amt -= Channel::<EnforcingSigner>::get_holder_selected_channel_reserve_satoshis(100_000) * 1000;
+ create_announced_chan_between_nodes_with_value(&nodes, 0, 1, 100000, push_amt, InitFeatures::known(), InitFeatures::known());
- let dust_amt = 329000; // Dust amount
+ let dust_amt = crate::ln::channel::MIN_DUST_LIMIT_SATOSHIS * 1000
+ + feerate_per_kw as u64 * HTLC_SUCCESS_TX_WEIGHT / 1000 * 1000 - 1;
// In the previous code, routing this dust payment would cause nodes[0] to perceive a channel
// reserve violation even though it's a dust HTLC and therefore shouldn't count towards the
// commitment transaction fee.
let (_, _, _) = route_payment(&nodes[1], &[&nodes[0]], dust_amt);
+
+ // One more than the dust amt should fail, however.
+ let (route, our_payment_hash, _, our_payment_secret) = get_route_and_payment_hash!(nodes[1], nodes[0], dust_amt + 1);
+ unwrap_send_err!(nodes[1].node.send_payment(&route, our_payment_hash, &Some(our_payment_secret)), true, APIError::ChannelUnavailable { ref err },
+ assert_eq!(err, "Cannot send value that would put counterparty balance under holder-announced channel reserve value"));
}
#[test]
let session_priv = SecretKey::from_slice(&[42; 32]).unwrap();
let cur_height = nodes[0].node.best_block.read().unwrap().height() + 1;
let onion_keys = onion_utils::construct_onion_keys(&secp_ctx, &route_2.paths[0], &session_priv).unwrap();
- let (onion_payloads, htlc_msat, htlc_cltv) = onion_utils::build_onion_payloads(&route_2.paths[0], recv_value_2, &None, cur_height).unwrap();
+ let (onion_payloads, htlc_msat, htlc_cltv) = onion_utils::build_onion_payloads(&route_2.paths[0], recv_value_2, &None, cur_height, &None).unwrap();
let onion_packet = onion_utils::construct_onion_packet(onion_payloads, onion_keys, [0; 32], &our_payment_hash_1);
let msg = msgs::UpdateAddHTLC {
channel_id: chan.2,
assert_eq!(channels0.len(), 1);
assert_eq!(channels1.len(), 1);
- assert_eq!(channels0[0].inbound_capacity_msat, 95000000);
- assert_eq!(channels1[0].outbound_capacity_msat, 95000000);
+ let reserve = Channel::<EnforcingSigner>::get_holder_selected_channel_reserve_satoshis(100000);
+ assert_eq!(channels0[0].inbound_capacity_msat, 95000000 - reserve*1000);
+ assert_eq!(channels1[0].outbound_capacity_msat, 95000000 - reserve*1000);
- assert_eq!(channels0[0].outbound_capacity_msat, 100000 * 1000 - 95000000);
- assert_eq!(channels1[0].inbound_capacity_msat, 100000 * 1000 - 95000000);
+ assert_eq!(channels0[0].outbound_capacity_msat, 100000 * 1000 - 95000000 - reserve*1000);
+ assert_eq!(channels1[0].inbound_capacity_msat, 100000 * 1000 - 95000000 - reserve*1000);
}
fn commit_tx_fee_msat(feerate: u32, num_htlcs: u64) -> u64 {
fn test_channel_reserve_holding_cell_htlcs() {
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]);
+ // When this test was written, the default base fee floated based on the HTLC count.
+ // It is now fixed, so we simply set the fee to the expected value here.
+ let mut config = test_default_channel_config();
+ config.channel_options.forwarding_fee_base_msat = 239;
+ let node_chanmgrs = create_node_chanmgrs(3, &node_cfgs, &[Some(config.clone()), Some(config.clone()), Some(config.clone())]);
let mut nodes = create_network(3, &node_cfgs, &node_chanmgrs);
let chan_1 = create_announced_chan_between_nodes_with_value(&nodes, 0, 1, 190000, 1001, InitFeatures::known(), InitFeatures::known());
let chan_2 = create_announced_chan_between_nodes_with_value(&nodes, 1, 2, 190000, 1001, InitFeatures::known(), InitFeatures::known());
}}
}
- let feemsat = 239; // somehow we know?
+ let feemsat = 239; // set above
let total_fee_msat = (nodes.len() - 2) as u64 * feemsat;
let feerate = get_feerate!(nodes[0], chan_1.2);
let events = nodes[2].node.get_and_clear_pending_events();
assert_eq!(events.len(), 2);
match events[0] {
- Event::PaymentReceived { ref payment_hash, ref payment_preimage, ref payment_secret, amt, user_payment_id: _ } => {
+ Event::PaymentReceived { ref payment_hash, ref purpose, amt } => {
assert_eq!(our_payment_hash_21, *payment_hash);
- assert!(payment_preimage.is_none());
- assert_eq!(our_payment_secret_21, *payment_secret);
assert_eq!(recv_value_21, amt);
+ match &purpose {
+ PaymentPurpose::InvoicePayment { payment_preimage, payment_secret, .. } => {
+ assert!(payment_preimage.is_none());
+ assert_eq!(our_payment_secret_21, *payment_secret);
+ },
+ _ => panic!("expected PaymentPurpose::InvoicePayment")
+ }
},
_ => panic!("Unexpected event"),
}
match events[1] {
- Event::PaymentReceived { ref payment_hash, ref payment_preimage, ref payment_secret, amt, user_payment_id: _ } => {
+ Event::PaymentReceived { ref payment_hash, ref purpose, amt } => {
assert_eq!(our_payment_hash_22, *payment_hash);
- assert!(payment_preimage.is_none());
- assert_eq!(our_payment_secret_22, *payment_secret);
assert_eq!(recv_value_22, amt);
+ match &purpose {
+ PaymentPurpose::InvoicePayment { payment_preimage, payment_secret, .. } => {
+ assert!(payment_preimage.is_none());
+ assert_eq!(our_payment_secret_22, *payment_secret);
+ },
+ _ => panic!("expected PaymentPurpose::InvoicePayment")
+ }
},
_ => panic!("Unexpected event"),
}
assert_eq!(added_monitors[0].0.txid, chan_2.3.txid());
added_monitors.clear();
}
+ let forwarded_events = nodes[1].node.get_and_clear_pending_events();
+ assert_eq!(forwarded_events.len(), 2);
+ if let Event::PaymentForwarded { fee_earned_msat: Some(1000), claim_from_onchain_tx: true } = forwarded_events[0] {
+ } else { panic!(); }
+ if let Event::PaymentForwarded { fee_earned_msat: Some(1000), claim_from_onchain_tx: true } = forwarded_events[1] {
+ } else { panic!(); }
let events = nodes[1].node.get_and_clear_pending_msg_events();
{
let mut added_monitors = nodes[1].chain_monitor.added_monitors.lock().unwrap();
connect_blocks(&nodes[1], ANTI_REORG_DELAY - 1);
{
- // B will rebroadcast its own holder commitment transaction here...just because
+ // B may rebroadcast its own holder commitment transaction here, as a safeguard against
+ // some incredibly unlikely partial-eclipse-attack scenarios. That said, because the
+ // original commitment_tx[0] (also spending chan_2.3) has reached ANTI_REORG_DELAY B really
+ // shouldn't broadcast anything here, and in some connect style scenarios we do not.
let node_txn = nodes[1].tx_broadcaster.txn_broadcasted.lock().unwrap().split_off(0);
- assert_eq!(node_txn.len(), 1);
- check_spends!(node_txn[0], chan_2.3);
+ if node_txn.len() == 1 {
+ check_spends!(node_txn[0], chan_2.3);
+ } else {
+ assert_eq!(node_txn.len(), 0);
+ }
}
expect_pending_htlcs_forwardable!(nodes[1]);
nodes[0].node.handle_update_fail_htlc(&nodes[1].node.get_our_node_id(), &update_fail_htlcs[0]);
commitment_signed_dance!(nodes[0], nodes[1], commitment_signed, false, true);
-
- let events = nodes[0].node.get_and_clear_pending_msg_events();
- assert_eq!(events.len(), 1);
- match events[0] {
- MessageSendEvent::PaymentFailureNetworkUpdate { .. } => {},
- _ => panic!("Unexpected event"),
- }
+ expect_payment_failure_chan_update!(nodes[0], chan_2.0.contents.short_channel_id, true);
expect_payment_failed!(nodes[0], payment_hash, false);
},
_ => panic!("Unexpected event"),
let current_height = nodes[1].node.best_block.read().unwrap().height() + 1;
let net_graph_msg_handler = &nodes[1].net_graph_msg_handler;
let route = get_route(&nodes[1].node.get_our_node_id(), &net_graph_msg_handler.network_graph.read().unwrap(), &nodes[0].node.get_our_node_id(), Some(InvoiceFeatures::known()), None, &Vec::new(), 50_000, TEST_FINAL_CLTV, &logger).unwrap();
- let (onion_payloads, _amount_msat, cltv_expiry) = onion_utils::build_onion_payloads(&route.paths[0], 50_000, &Some(payment_secret), current_height).unwrap();
+ let (onion_payloads, _amount_msat, cltv_expiry) = onion_utils::build_onion_payloads(&route.paths[0], 50_000, &Some(payment_secret), current_height, &None).unwrap();
let onion_keys = onion_utils::construct_onion_keys(&secp_ctx, &route.paths[0], &session_priv).unwrap();
let onion_routing_packet = onion_utils::construct_onion_packet(onion_payloads, onion_keys, [0; 32], &payment_hash);
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);
- reconnect_nodes(&nodes[0], &nodes[1], (false, false), (0, 0), (1, 0), (0, 0), (0, 0), (false, false));
+ reconnect_nodes(&nodes[0], &nodes[1], (false, false), (0, 0), (1, 0), (0, 0), (0, 0), (0, 0), (false, false));
assert!(nodes[0].node.get_and_clear_pending_events().is_empty());
}
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);
- reconnect_nodes(&nodes[0], &nodes[1], (true, true), (0, 0), (0, 0), (0, 0), (0, 0), (false, false));
+ reconnect_nodes(&nodes[0], &nodes[1], (true, true), (0, 0), (0, 0), (0, 0), (0, 0), (0, 0), (false, false));
let payment_preimage_1 = route_payment(&nodes[0], &vec!(&nodes[1], &nodes[2])[..], 1000000).0;
let payment_hash_2 = route_payment(&nodes[0], &vec!(&nodes[1], &nodes[2])[..], 1000000).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);
- reconnect_nodes(&nodes[0], &nodes[1], (false, false), (0, 0), (0, 0), (0, 0), (0, 0), (false, false));
+ reconnect_nodes(&nodes[0], &nodes[1], (false, false), (0, 0), (0, 0), (0, 0), (0, 0), (0, 0), (false, false));
let payment_preimage_3 = route_payment(&nodes[0], &vec!(&nodes[1], &nodes[2])[..], 1000000).0;
let payment_preimage_4 = route_payment(&nodes[0], &vec!(&nodes[1], &nodes[2])[..], 1000000).0;
claim_payment_along_route(&nodes[0], &[&[&nodes[1], &nodes[2]]], true, payment_preimage_3);
fail_payment_along_route(&nodes[0], &[&nodes[1], &nodes[2]], true, payment_hash_5);
- reconnect_nodes(&nodes[0], &nodes[1], (false, false), (0, 0), (0, 0), (1, 0), (1, 0), (false, false));
+ reconnect_nodes(&nodes[0], &nodes[1], (false, false), (0, 0), (0, 0), (0, 0), (1, 0), (1, 0), (false, false));
{
let events = nodes[0].node.get_and_clear_pending_events();
assert_eq!(events.len(), 2);
fail_payment(&nodes[0], &vec!(&nodes[1], &nodes[2]), payment_hash_6);
}
-fn do_test_drop_messages_peer_disconnect(messages_delivered: u8) {
+fn do_test_drop_messages_peer_disconnect(messages_delivered: u8, simulate_broken_lnd: bool) {
// Test that we can reconnect when in-flight HTLC updates get dropped
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 mut nodes = create_network(2, &node_cfgs, &node_chanmgrs);
+
+ let mut as_funding_locked = None;
if messages_delivered == 0 {
- create_chan_between_nodes_with_value_a(&nodes[0], &nodes[1], 100000, 10001, InitFeatures::known(), InitFeatures::known());
+ let (funding_locked, _, _) = create_chan_between_nodes_with_value_a(&nodes[0], &nodes[1], 100000, 10001, InitFeatures::known(), InitFeatures::known());
+ as_funding_locked = Some(funding_locked);
// nodes[1] doesn't receive the funding_locked message (it'll be re-sent on reconnect)
+ // Note that we store it so that if we're running with `simulate_broken_lnd` we can deliver
+ // it before the channel_reestablish message.
} else {
create_announced_chan_between_nodes(&nodes, 0, 1, InitFeatures::known(), InitFeatures::known());
}
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);
if messages_delivered < 3 {
+ if simulate_broken_lnd {
+ // lnd has a long-standing bug where they send a funding_locked prior to a
+ // channel_reestablish if you reconnect prior to funding_locked time.
+ //
+ // Here we simulate that behavior, delivering a funding_locked immediately on
+ // reconnect. Note that we don't bother skipping the now-duplicate funding_locked sent
+ // in `reconnect_nodes` but we currently don't fail based on that.
+ //
+ // See-also <https://github.com/lightningnetwork/lnd/issues/4006>
+ nodes[1].node.handle_funding_locked(&nodes[0].node.get_our_node_id(), &as_funding_locked.as_ref().unwrap().0);
+ }
// Even if the funding_locked messages get exchanged, as long as nothing further was
// received on either side, both sides will need to resend them.
- reconnect_nodes(&nodes[0], &nodes[1], (true, true), (0, 1), (0, 0), (0, 0), (0, 0), (false, false));
+ reconnect_nodes(&nodes[0], &nodes[1], (true, true), (0, 1), (0, 0), (0, 0), (0, 0), (0, 0), (false, false));
} else if messages_delivered == 3 {
// nodes[0] still wants its RAA + commitment_signed
- reconnect_nodes(&nodes[0], &nodes[1], (false, false), (-1, 0), (0, 0), (0, 0), (0, 0), (true, false));
+ reconnect_nodes(&nodes[0], &nodes[1], (false, false), (-1, 0), (0, 0), (0, 0), (0, 0), (0, 0), (true, false));
} else if messages_delivered == 4 {
// nodes[0] still wants its commitment_signed
- reconnect_nodes(&nodes[0], &nodes[1], (false, false), (-1, 0), (0, 0), (0, 0), (0, 0), (false, false));
+ reconnect_nodes(&nodes[0], &nodes[1], (false, false), (-1, 0), (0, 0), (0, 0), (0, 0), (0, 0), (false, false));
} else if messages_delivered == 5 {
// nodes[1] still wants its final RAA
- reconnect_nodes(&nodes[0], &nodes[1], (false, false), (0, 0), (0, 0), (0, 0), (0, 0), (false, true));
+ reconnect_nodes(&nodes[0], &nodes[1], (false, false), (0, 0), (0, 0), (0, 0), (0, 0), (0, 0), (false, true));
} else if messages_delivered == 6 {
// Everything was delivered...
- reconnect_nodes(&nodes[0], &nodes[1], (false, false), (0, 0), (0, 0), (0, 0), (0, 0), (false, false));
+ reconnect_nodes(&nodes[0], &nodes[1], (false, false), (0, 0), (0, 0), (0, 0), (0, 0), (0, 0), (false, false));
}
let events_1 = nodes[1].node.get_and_clear_pending_events();
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);
- reconnect_nodes(&nodes[0], &nodes[1], (false, false), (0, 0), (0, 0), (0, 0), (0, 0), (false, false));
+ reconnect_nodes(&nodes[0], &nodes[1], (false, false), (0, 0), (0, 0), (0, 0), (0, 0), (0, 0), (false, false));
nodes[1].node.process_pending_htlc_forwards();
let events_2 = nodes[1].node.get_and_clear_pending_events();
assert_eq!(events_2.len(), 1);
match events_2[0] {
- Event::PaymentReceived { ref payment_hash, ref payment_preimage, ref payment_secret, amt, user_payment_id: _ } => {
+ Event::PaymentReceived { ref payment_hash, ref purpose, amt } => {
assert_eq!(payment_hash_1, *payment_hash);
- assert!(payment_preimage.is_none());
- assert_eq!(payment_secret_1, *payment_secret);
assert_eq!(amt, 1000000);
+ match &purpose {
+ PaymentPurpose::InvoicePayment { payment_preimage, payment_secret, .. } => {
+ assert!(payment_preimage.is_none());
+ assert_eq!(payment_secret_1, *payment_secret);
+ },
+ _ => panic!("expected PaymentPurpose::InvoicePayment")
+ }
},
_ => panic!("Unexpected event"),
}
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);
if messages_delivered < 2 {
- reconnect_nodes(&nodes[0], &nodes[1], (false, false), (0, 0), (1, 0), (0, 0), (0, 0), (false, false));
+ reconnect_nodes(&nodes[0], &nodes[1], (false, false), (0, 0), (1, 0), (0, 0), (0, 0), (0, 0), (false, false));
if messages_delivered < 1 {
let events_4 = nodes[0].node.get_and_clear_pending_events();
assert_eq!(events_4.len(), 1);
}
} else if messages_delivered == 2 {
// nodes[0] still wants its RAA + commitment_signed
- reconnect_nodes(&nodes[0], &nodes[1], (false, false), (0, -1), (0, 0), (0, 0), (0, 0), (false, true));
+ reconnect_nodes(&nodes[0], &nodes[1], (false, false), (0, -1), (0, 0), (0, 0), (0, 0), (0, 0), (false, true));
} else if messages_delivered == 3 {
// nodes[0] still wants its commitment_signed
- reconnect_nodes(&nodes[0], &nodes[1], (false, false), (0, -1), (0, 0), (0, 0), (0, 0), (false, false));
+ reconnect_nodes(&nodes[0], &nodes[1], (false, false), (0, -1), (0, 0), (0, 0), (0, 0), (0, 0), (false, false));
} else if messages_delivered == 4 {
// nodes[1] still wants its final RAA
- reconnect_nodes(&nodes[0], &nodes[1], (false, false), (0, 0), (0, 0), (0, 0), (0, 0), (true, false));
+ reconnect_nodes(&nodes[0], &nodes[1], (false, false), (0, 0), (0, 0), (0, 0), (0, 0), (0, 0), (true, false));
} else if messages_delivered == 5 {
// Everything was delivered...
- reconnect_nodes(&nodes[0], &nodes[1], (false, false), (0, 0), (0, 0), (0, 0), (0, 0), (false, false));
+ reconnect_nodes(&nodes[0], &nodes[1], (false, false), (0, 0), (0, 0), (0, 0), (0, 0), (0, 0), (false, false));
}
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);
- reconnect_nodes(&nodes[0], &nodes[1], (false, false), (0, 0), (0, 0), (0, 0), (0, 0), (false, false));
+ reconnect_nodes(&nodes[0], &nodes[1], (false, false), (0, 0), (0, 0), (0, 0), (0, 0), (0, 0), (false, false));
// Channel should still work fine...
let net_graph_msg_handler = &nodes[0].net_graph_msg_handler;
#[test]
fn test_drop_messages_peer_disconnect_a() {
- do_test_drop_messages_peer_disconnect(0);
- do_test_drop_messages_peer_disconnect(1);
- do_test_drop_messages_peer_disconnect(2);
- do_test_drop_messages_peer_disconnect(3);
+ do_test_drop_messages_peer_disconnect(0, true);
+ do_test_drop_messages_peer_disconnect(0, false);
+ do_test_drop_messages_peer_disconnect(1, false);
+ do_test_drop_messages_peer_disconnect(2, false);
}
#[test]
fn test_drop_messages_peer_disconnect_b() {
- do_test_drop_messages_peer_disconnect(4);
- do_test_drop_messages_peer_disconnect(5);
- do_test_drop_messages_peer_disconnect(6);
+ do_test_drop_messages_peer_disconnect(3, false);
+ do_test_drop_messages_peer_disconnect(4, false);
+ do_test_drop_messages_peer_disconnect(5, false);
+ do_test_drop_messages_peer_disconnect(6, false);
}
#[test]
_ => panic!("Unexpected event"),
}
- reconnect_nodes(&nodes[0], &nodes[1], (false, true), (0, 0), (0, 0), (0, 0), (0, 0), (false, false));
+ reconnect_nodes(&nodes[0], &nodes[1], (false, true), (0, 0), (0, 0), (0, 0), (0, 0), (0, 0), (false, false));
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);
_ => panic!("Unexpected event"),
};
- reconnect_nodes(&nodes[0], &nodes[1], (true, true), (0, 0), (0, 0), (0, 0), (0, 0), (false, false));
+ reconnect_nodes(&nodes[0], &nodes[1], (true, true), (0, 0), (0, 0), (0, 0), (0, 0), (0, 0), (false, false));
nodes[0].node.handle_funding_locked(&nodes[1].node.get_our_node_id(), &funding_locked);
nodes[0].node.handle_announcement_signatures(&nodes[1].node.get_our_node_id(), &bs_announcement_sigs);
nodes[0].node = &nodes_0_deserialized;
check_added_monitors!(nodes[0], 1);
- reconnect_nodes(&nodes[0], &nodes[1], (false, false), (0, 0), (0, 0), (0, 0), (0, 0), (false, false));
+ reconnect_nodes(&nodes[0], &nodes[1], (false, false), (0, 0), (0, 0), (0, 0), (0, 0), (0, 0), (false, false));
// as_announcement should be re-generated exactly by broadcast_node_announcement.
nodes[0].node.broadcast_node_announcement([0, 0, 0], [0; 32], Vec::new());
let events_5 = nodes[1].node.get_and_clear_pending_events();
assert_eq!(events_5.len(), 1);
match events_5[0] {
- Event::PaymentReceived { ref payment_hash, ref payment_preimage, ref payment_secret, amt: _, user_payment_id: _ } => {
+ Event::PaymentReceived { ref payment_hash, ref purpose, .. } => {
assert_eq!(payment_hash_2, *payment_hash);
- assert!(payment_preimage.is_none());
- assert_eq!(payment_secret_2, *payment_secret);
+ match &purpose {
+ PaymentPurpose::InvoicePayment { payment_preimage, payment_secret, .. } => {
+ assert!(payment_preimage.is_none());
+ assert_eq!(payment_secret_2, *payment_secret);
+ },
+ _ => panic!("expected PaymentPurpose::InvoicePayment")
+ }
},
_ => panic!("Unexpected event"),
}
// Use the utility function send_payment_along_path to send the payment with MPP data which
// indicates there are more HTLCs coming.
let cur_height = CHAN_CONFIRM_DEPTH + 1; // route_payment calls send_payment, which adds 1 to the current height. So we do the same here to match.
- nodes[0].node.send_payment_along_path(&route.paths[0], &our_payment_hash, &Some(payment_secret), 200000, cur_height).unwrap();
+ nodes[0].node.send_payment_along_path(&route.paths[0], &our_payment_hash, &Some(payment_secret), 200000, cur_height, &None).unwrap();
check_added_monitors!(nodes[0], 1);
let mut events = nodes[0].node.get_and_clear_pending_msg_events();
assert_eq!(events.len(), 1);
// Now do the relevant commitment_signed/RAA dances along the path, noting that the final
// hop should *not* yet generate any PaymentReceived event(s).
- pass_along_path(&nodes[0], &[&nodes[1]], 100000, our_payment_hash, payment_secret, events.drain(..).next().unwrap(), false);
+ pass_along_path(&nodes[0], &[&nodes[1]], 100000, our_payment_hash, Some(payment_secret), events.drain(..).next().unwrap(), false, None);
our_payment_hash
} else {
route_payment(&nodes[0], &[&nodes[1]], 100000).1
let node_chanmgrs = create_node_chanmgrs(3, &node_cfgs, &[None, None, None]);
let mut nodes = create_network(3, &node_cfgs, &node_chanmgrs);
create_announced_chan_between_nodes(&nodes, 0, 1, InitFeatures::known(), InitFeatures::known());
- create_announced_chan_between_nodes(&nodes, 1, 2, InitFeatures::known(), InitFeatures::known());
+ let chan_2 = create_announced_chan_between_nodes(&nodes, 1, 2, InitFeatures::known(), InitFeatures::known());
// Make sure all nodes are at the same starting height
connect_blocks(&nodes[0], 2*CHAN_CONFIRM_DEPTH + 1 - nodes[0].best_block_info().1);
_ => unreachable!(),
}
expect_payment_failed!(nodes[0], second_payment_hash, false);
- if let &MessageSendEvent::PaymentFailureNetworkUpdate { ref update } = &nodes[0].node.get_and_clear_pending_msg_events()[0] {
- match update {
- &HTLCFailChannelUpdate::ChannelUpdateMessage { .. } => {},
- _ => panic!("Unexpected event"),
- }
- } else {
- panic!("Unexpected event");
- }
+ expect_payment_failure_chan_update!(nodes[0], chan_2.0.contents.short_channel_id, false);
} else {
expect_payment_failed!(nodes[1], second_payment_hash, true);
}
bitcoin_key_1: if were_node_one { as_bitcoin_key } else { bs_bitcoin_key },
bitcoin_key_2: if were_node_one { bs_bitcoin_key } else { as_bitcoin_key },
excess_data: Vec::new(),
- };
+ }
}
}
nodes[0].chain_monitor.chain_monitor.monitors.read().unwrap().iter().next().unwrap().1.write(&mut chan_0_monitor_serialized).unwrap();
logger = test_utils::TestLogger::new();
- fee_estimator = test_utils::TestFeeEstimator { sat_per_kw: 253 };
+ fee_estimator = test_utils::TestFeeEstimator { sat_per_kw: Mutex::new(253) };
persister = test_utils::TestPersister::new();
let keys_manager = &chanmon_cfgs[0].keys_manager;
new_chain_monitor = test_utils::TestChainMonitor::new(Some(nodes[0].chain_source), nodes[0].tx_broadcaster.clone(), &logger, &fee_estimator, &persister, keys_manager);
let mut channel_monitors = HashMap::new();
channel_monitors.insert(chan_0_monitor.get_funding_txo().0, &mut chan_0_monitor);
<(BlockHash, ChannelManager<EnforcingSigner, &test_utils::TestChainMonitor, &test_utils::TestBroadcaster, &test_utils::TestKeysInterface, &test_utils::TestFeeEstimator, &test_utils::TestLogger>)>
- ::read(&mut std::io::Cursor::new(&chan_manager_serialized.0[..]), ChannelManagerReadArgs {
+ ::read(&mut io::Cursor::new(&chan_manager_serialized.0[..]), ChannelManagerReadArgs {
default_config: Default::default(),
keys_manager,
fee_estimator: node_cfgs[0].fee_estimator,
let mut chan_0_monitor_serialized = test_utils::TestVecWriter(Vec::new());
nodes[0].chain_monitor.chain_monitor.monitors.read().unwrap().iter().next().unwrap().1.write(&mut chan_0_monitor_serialized).unwrap();
- fee_estimator = test_utils::TestFeeEstimator { sat_per_kw: 253 };
+ fee_estimator = test_utils::TestFeeEstimator { sat_per_kw: Mutex::new(253) };
logger = test_utils::TestLogger::new();
persister = test_utils::TestPersister::new();
let keys_manager = &chanmon_cfgs[0].keys_manager;
nodes[0].chain_monitor.chain_monitor.monitors.read().unwrap().iter().next().unwrap().1.write(&mut chan_0_monitor_serialized).unwrap();
logger = test_utils::TestLogger::new();
- fee_estimator = test_utils::TestFeeEstimator { sat_per_kw: 253 };
+ fee_estimator = test_utils::TestFeeEstimator { sat_per_kw: Mutex::new(253) };
persister = test_utils::TestPersister::new();
let keys_manager = &chanmon_cfgs[0].keys_manager;
new_chain_monitor = test_utils::TestChainMonitor::new(Some(nodes[0].chain_source), nodes[0].tx_broadcaster.clone(), &logger, &fee_estimator, &persister, keys_manager);
nodes[0].node = &nodes_0_deserialized;
check_added_monitors!(nodes[0], 1);
- reconnect_nodes(&nodes[0], &nodes[1], (false, false), (0, 0), (0, 0), (0, 0), (0, 0), (false, false));
+ reconnect_nodes(&nodes[0], &nodes[1], (false, false), (0, 0), (0, 0), (0, 0), (0, 0), (0, 0), (false, false));
fail_payment(&nodes[0], &[&nodes[1]], our_payment_hash);
claim_payment(&nodes[0], &[&nodes[1]], our_payment_preimage);
}
logger = test_utils::TestLogger::new();
- fee_estimator = test_utils::TestFeeEstimator { sat_per_kw: 253 };
+ fee_estimator = test_utils::TestFeeEstimator { sat_per_kw: Mutex::new(253) };
persister = test_utils::TestPersister::new();
let keys_manager = &chanmon_cfgs[0].keys_manager;
new_chain_monitor = test_utils::TestChainMonitor::new(Some(nodes[0].chain_source), nodes[0].tx_broadcaster.clone(), &logger, &fee_estimator, &persister, keys_manager);
nodes[0].node = &nodes_0_deserialized;
// nodes[1] and nodes[2] have no lost state with nodes[0]...
- reconnect_nodes(&nodes[0], &nodes[1], (false, false), (0, 0), (0, 0), (0, 0), (0, 0), (false, false));
- reconnect_nodes(&nodes[0], &nodes[2], (false, false), (0, 0), (0, 0), (0, 0), (0, 0), (false, false));
+ reconnect_nodes(&nodes[0], &nodes[1], (false, false), (0, 0), (0, 0), (0, 0), (0, 0), (0, 0), (false, false));
+ reconnect_nodes(&nodes[0], &nodes[2], (false, false), (0, 0), (0, 0), (0, 0), (0, 0), (0, 0), (false, false));
//... and we can even still claim the payment!
claim_payment(&nodes[2], &[&nodes[0], &nodes[1]], our_payment_preimage);
}
macro_rules! check_spendable_outputs {
- ($node: expr, $der_idx: expr, $keysinterface: expr, $chan_value: expr) => {
+ ($node: expr, $keysinterface: expr) => {
{
let mut events = $node.chain_monitor.chain_monitor.get_and_clear_pending_events();
let mut txn = Vec::new();
mine_transaction(&nodes[1], &node_txn[0]);
connect_blocks(&nodes[1], BREAKDOWN_TIMEOUT as u32 - 1);
- let spend_txn = check_spendable_outputs!(nodes[1], 1, node_cfgs[1].keys_manager, 100000);
+ let spend_txn = check_spendable_outputs!(nodes[1], node_cfgs[1].keys_manager);
assert_eq!(spend_txn.len(), 1);
assert_eq!(spend_txn[0].input.len(), 1);
check_spends!(spend_txn[0], node_txn[0]);
check_added_monitors!(nodes[1], 1);
connect_blocks(&nodes[1], ANTI_REORG_DELAY - 1);
- let spend_txn = check_spendable_outputs!(nodes[1], 1, node_cfgs[1].keys_manager, 100000);
+ let spend_txn = check_spendable_outputs!(nodes[1], node_cfgs[1].keys_manager);
assert_eq!(spend_txn.len(), 1);
check_spends!(spend_txn[0], node_txn[0]);
}
mine_transaction(&nodes[1], &node_txn[0]);
connect_blocks(&nodes[1], ANTI_REORG_DELAY - 1);
- let spend_txn = check_spendable_outputs!(nodes[1], 1, node_cfgs[1].keys_manager, 100000);
+ let spend_txn = check_spendable_outputs!(nodes[1], node_cfgs[1].keys_manager);
assert_eq!(spend_txn.len(), 3);
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]);
mine_transaction(&nodes[1], &node_txn[0]);
connect_blocks(&nodes[1], ANTI_REORG_DELAY - 1);
- let spend_txn = check_spendable_outputs!(nodes[1], 1, node_cfgs[1].keys_manager, 100000);
+ let spend_txn = check_spendable_outputs!(nodes[1], node_cfgs[1].keys_manager);
assert_eq!(spend_txn.len(), 1);
check_spends!(spend_txn[0], node_txn[0]);
}
connect_blocks(&nodes[1], ANTI_REORG_DELAY - 1);
expect_payment_failed!(nodes[1], our_payment_hash, true);
- let spend_txn = check_spendable_outputs!(nodes[1], 1, node_cfgs[1].keys_manager, 100000);
+ let spend_txn = check_spendable_outputs!(nodes[1], node_cfgs[1].keys_manager);
assert_eq!(spend_txn.len(), 3); // SpendableOutput: remote_commitment_tx.to_remote, timeout_tx.output
check_spends!(spend_txn[0], commitment_tx[0]);
check_spends!(spend_txn[1], node_txn[1]);
mine_transaction(&nodes[1], &node_txn[0]);
connect_blocks(&nodes[1], ANTI_REORG_DELAY - 1);
- let spend_txn = check_spendable_outputs!(nodes[1], 1, node_cfgs[1].keys_manager, 100000);
+ let spend_txn = check_spendable_outputs!(nodes[1], node_cfgs[1].keys_manager);
assert_eq!(spend_txn.len(), 1);
check_spends!(spend_txn[0], node_txn[0]);
}
connect_blocks(&nodes[1], ANTI_REORG_DELAY - 1);
// 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);
+ let spend_txn = check_spendable_outputs!(nodes[1], node_cfgs[1].keys_manager);
assert_eq!(spend_txn.len(), 1);
assert_eq!(spend_txn[0].input.len(), 1);
check_spends!(spend_txn[0], node_txn[1]);
// 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);
+ let spend_txn = check_spendable_outputs!(nodes[0], node_cfgs[0].keys_manager);
assert_eq!(spend_txn.len(), 3);
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
// 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
let header = BlockHeader { version: 0x20000000, prev_blockhash: nodes[1].best_block_hash(), merkle_root: Default::default(), time: 42, bits: 42, nonce: 42};
connect_block(&nodes[1], &Block { header, txdata: vec![c_txn[1].clone(), c_txn[2].clone()]});
- connect_blocks(&nodes[1], TEST_FINAL_CLTV - 1); // Confirm blocks until the HTLC expires
+ check_added_monitors!(nodes[1], 1);
+ expect_payment_forwarded!(nodes[1], Some(1000), true);
{
let mut b_txn = nodes[1].tx_broadcaster.txn_broadcasted.lock().unwrap();
- // ChannelMonitor: claim tx, ChannelManager: local commitment tx
- assert_eq!(b_txn.len(), 2);
+ // ChannelMonitor: claim tx
+ assert_eq!(b_txn.len(), 1);
check_spends!(b_txn[0], chan_2.3); // B local commitment tx, issued by ChannelManager
- check_spends!(b_txn[1], c_txn[1]); // timeout tx on C remote commitment tx, issued by ChannelMonitor
- assert_eq!(b_txn[1].input[0].witness.clone().last().unwrap().len(), ACCEPTED_HTLC_SCRIPT_WEIGHT);
- assert!(b_txn[1].output[0].script_pubkey.is_v0_p2wpkh()); // direct payment
- assert_ne!(b_txn[1].lock_time, 0); // Timeout tx
b_txn.clear();
}
- check_added_monitors!(nodes[1], 1);
let msg_events = nodes[1].node.get_and_clear_pending_msg_events();
assert_eq!(msg_events.len(), 3);
check_added_monitors!(nodes[1], 1);
let commitment_tx = get_local_commitment_txn!(nodes[0], chan_1.2);
mine_transaction(&nodes[1], &commitment_tx[0]);
let b_txn = nodes[1].tx_broadcaster.txn_broadcasted.lock().unwrap();
- // ChannelMonitor: HTLC-Success tx + HTLC-Timeout RBF Bump, ChannelManager: local commitment tx + HTLC-Success tx
- assert_eq!(b_txn.len(), 4);
- check_spends!(b_txn[2], chan_1.3);
- check_spends!(b_txn[3], b_txn[2]);
- let (htlc_success_claim, htlc_timeout_bumped) =
- if b_txn[0].input[0].previous_output.txid == commitment_tx[0].txid()
- { (&b_txn[0], &b_txn[1]) } else { (&b_txn[1], &b_txn[0]) };
- check_spends!(htlc_success_claim, commitment_tx[0]);
- assert_eq!(htlc_success_claim.input[0].witness.clone().last().unwrap().len(), OFFERED_HTLC_SCRIPT_WEIGHT);
- assert!(htlc_success_claim.output[0].script_pubkey.is_v0_p2wpkh()); // direct payment
- assert_eq!(htlc_success_claim.lock_time, 0); // Success tx
- check_spends!(htlc_timeout_bumped, c_txn[1]); // timeout tx on C remote commitment tx, issued by ChannelMonitor
- assert_ne!(htlc_timeout_bumped.lock_time, 0); // Success tx
+ // ChannelMonitor: HTLC-Success tx, ChannelManager: local commitment tx + HTLC-Success tx
+ assert_eq!(b_txn.len(), 3);
+ check_spends!(b_txn[1], chan_1.3);
+ check_spends!(b_txn[2], b_txn[1]);
+ check_spends!(b_txn[0], commitment_tx[0]);
+ assert_eq!(b_txn[0].input[0].witness.clone().last().unwrap().len(), OFFERED_HTLC_SCRIPT_WEIGHT);
+ assert!(b_txn[0].output[0].script_pubkey.is_v0_p2wpkh()); // direct payment
+ assert_eq!(b_txn[0].lock_time, 0); // Success tx
check_closed_broadcast!(nodes[1], true);
check_added_monitors!(nodes[1], 1);
// we forward one of the payments onwards to D.
let chanmon_cfgs = create_chanmon_cfgs(4);
let node_cfgs = create_node_cfgs(4, &chanmon_cfgs);
- let node_chanmgrs = create_node_chanmgrs(4, &node_cfgs, &[None, None, None, None]);
+ // When this test was written, the default base fee floated based on the HTLC count.
+ // It is now fixed, so we simply set the fee to the expected value here.
+ let mut config = test_default_channel_config();
+ config.channel_options.forwarding_fee_base_msat = 196;
+ let node_chanmgrs = create_node_chanmgrs(4, &node_cfgs,
+ &[Some(config.clone()), Some(config.clone()), Some(config.clone()), Some(config.clone())]);
let mut nodes = create_network(4, &node_cfgs, &node_chanmgrs);
create_announced_chan_between_nodes(&nodes, 0, 1, InitFeatures::known(), InitFeatures::known());
assert!(nodes[0].node.get_and_clear_pending_msg_events().is_empty());
{
commitment_signed_dance!(nodes[0], nodes[1], &htlc_updates.commitment_signed, false, true);
- let events = nodes[0].node.get_and_clear_pending_msg_events();
- assert_eq!(events.len(), 1);
- match events[0] {
- MessageSendEvent::PaymentFailureNetworkUpdate { update: msgs::HTLCFailChannelUpdate::ChannelClosed { .. } } => {
- },
- _ => { panic!("Unexpected event"); }
- }
+ expect_payment_failure_chan_update!(nodes[0], chan_2.0.contents.short_channel_id, true);
}
expect_payment_failed!(nodes[0], duplicate_payment_hash, false);
// Solve 2nd HTLC by broadcasting on B's chain HTLC-Success Tx from C
+ // Note that the fee paid is effectively double as the HTLC value (including the nodes[1] fee
+ // and nodes[2] fee) is rounded down and then claimed in full.
mine_transaction(&nodes[1], &htlc_success_txn[0]);
+ expect_payment_forwarded!(nodes[1], Some(196*2), true);
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());
connect_blocks(&nodes[1], BREAKDOWN_TIMEOUT as u32 - 1);
// 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 spend_txn = check_spendable_outputs!(nodes[1], node_cfgs[1].keys_manager);
assert_eq!(spend_txn.len(), 1);
assert_eq!(spend_txn[0].input.len(), 1);
check_spends!(spend_txn[0], node_tx);
// And test where C fails back to A/B when D announces its latest commitment transaction
let chanmon_cfgs = create_chanmon_cfgs(6);
let node_cfgs = create_node_cfgs(6, &chanmon_cfgs);
- let node_chanmgrs = create_node_chanmgrs(6, &node_cfgs, &[None, None, None, None, None, None]);
+ // When this test was written, the default base fee floated based on the HTLC count.
+ // It is now fixed, so we simply set the fee to the expected value here.
+ let mut config = test_default_channel_config();
+ config.channel_options.forwarding_fee_base_msat = 196;
+ let node_chanmgrs = create_node_chanmgrs(6, &node_cfgs,
+ &[Some(config.clone()), Some(config.clone()), Some(config.clone()), Some(config.clone()), Some(config.clone()), Some(config.clone())]);
let nodes = create_network(6, &node_cfgs, &node_chanmgrs);
let logger = test_utils::TestLogger::new();
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);
+ let spend_txn = check_spendable_outputs!(nodes[0], node_cfgs[0].keys_manager);
assert_eq!(spend_txn.len(), 3);
check_spends!(spend_txn[0], local_txn[0]);
assert_eq!(spend_txn[1].input.len(), 1);
let seed = [42; 32];
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 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: &keys_manager, node_seed: seed };
+ 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: &keys_manager, node_seed: seed, features: InitFeatures::known() };
let mut node_cfgs = create_node_cfgs(3, &chanmon_cfgs);
node_cfgs.remove(0);
node_cfgs.insert(0, node);
// 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);
+ let spend_txn = check_spendable_outputs!(nodes[0], new_keys_manager);
assert_eq!(spend_txn.len(), 3);
check_spends!(spend_txn[0], local_txn_1[0]);
assert_eq!(spend_txn[1].input.len(), 1);
mine_transaction(&nodes[0], &closing_tx);
connect_blocks(&nodes[0], ANTI_REORG_DELAY - 1);
- let spend_txn = check_spendable_outputs!(nodes[0], 2, node_cfgs[0].keys_manager, 100000);
+ let spend_txn = check_spendable_outputs!(nodes[0], node_cfgs[0].keys_manager);
assert_eq!(spend_txn.len(), 1);
check_spends!(spend_txn[0], closing_tx);
mine_transaction(&nodes[1], &closing_tx);
connect_blocks(&nodes[1], ANTI_REORG_DELAY - 1);
- let spend_txn = check_spendable_outputs!(nodes[1], 2, node_cfgs[1].keys_manager, 100000);
+ let spend_txn = check_spendable_outputs!(nodes[1], node_cfgs[1].keys_manager);
assert_eq!(spend_txn.len(), 1);
check_spends!(spend_txn[0], closing_tx);
}
// First nodes[0] generates an update_fee, setting the channel's
// pending_update_fee.
- nodes[0].node.update_fee(chan.2, get_feerate!(nodes[0], chan.2) + 20).unwrap();
+ {
+ let mut feerate_lock = chanmon_cfgs[0].fee_estimator.sat_per_kw.lock().unwrap();
+ *feerate_lock += 20;
+ }
+ nodes[0].node.timer_tick_occurred();
check_added_monitors!(nodes[0], 1);
let events = nodes[0].node.get_and_clear_pending_msg_events();
// us to surface its failure to the user.
chan_stat = get_channel_value_stat!(nodes[0], chan.2);
assert_eq!(chan_stat.holding_cell_outbound_amount_msat, 0);
- nodes[0].logger.assert_log("lightning::ln::channel".to_string(), "Freeing holding cell with 1 HTLC updates".to_string(), 1);
- let failure_log = format!("Failed to send HTLC with payment_hash {} due to Cannot send value that would put our balance under counterparty-announced channel reserve value ({})", log_bytes!(our_payment_hash.0), chan_stat.channel_reserve_msat);
+ 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);
+ let failure_log = format!("Failed to send HTLC with payment_hash {} due to Cannot send value that would put our balance under counterparty-announced channel reserve value ({}) in channel {}",
+ hex::encode(our_payment_hash.0), chan_stat.channel_reserve_msat, hex::encode(chan.2));
nodes[0].logger.assert_log("lightning::ln::channel".to_string(), failure_log.to_string(), 1);
// Check that the payment failed to be sent out.
// First nodes[0] generates an update_fee, setting the channel's
// pending_update_fee.
- nodes[0].node.update_fee(chan.2, get_feerate!(nodes[0], chan.2) + 200).unwrap();
+ {
+ let mut feerate_lock = chanmon_cfgs[0].fee_estimator.sat_per_kw.lock().unwrap();
+ *feerate_lock += 200;
+ }
+ nodes[0].node.timer_tick_occurred();
check_added_monitors!(nodes[0], 1);
let events = nodes[0].node.get_and_clear_pending_msg_events();
// to surface its failure to the user. The first payment should succeed.
chan_stat = get_channel_value_stat!(nodes[0], chan.2);
assert_eq!(chan_stat.holding_cell_outbound_amount_msat, 0);
- nodes[0].logger.assert_log("lightning::ln::channel".to_string(), "Freeing holding cell with 2 HTLC updates".to_string(), 1);
- let failure_log = format!("Failed to send HTLC with payment_hash {} due to Cannot send value that would put our balance under counterparty-announced channel reserve value ({})", log_bytes!(payment_hash_2.0), chan_stat.channel_reserve_msat);
+ 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);
+ let failure_log = format!("Failed to send HTLC with payment_hash {} due to Cannot send value that would put our balance under counterparty-announced channel reserve value ({}) in channel {}",
+ hex::encode(payment_hash_2.0), chan_stat.channel_reserve_msat, hex::encode(chan.2));
nodes[0].logger.assert_log("lightning::ln::channel".to_string(), failure_log.to_string(), 1);
// Check that the second payment failed to be sent out.
fn test_fail_holding_cell_htlc_upon_free_multihop() {
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]);
+ // When this test was written, the default base fee floated based on the HTLC count.
+ // It is now fixed, so we simply set the fee to the expected value here.
+ let mut config = test_default_channel_config();
+ config.channel_options.forwarding_fee_base_msat = 196;
+ let node_chanmgrs = create_node_chanmgrs(3, &node_cfgs, &[Some(config.clone()), Some(config.clone()), Some(config.clone())]);
let mut nodes = create_network(3, &node_cfgs, &node_chanmgrs);
let chan_0_1 = create_announced_chan_between_nodes_with_value(&nodes, 0, 1, 100000, 95000000, InitFeatures::known(), InitFeatures::known());
let chan_1_2 = create_announced_chan_between_nodes_with_value(&nodes, 1, 2, 100000, 95000000, InitFeatures::known(), InitFeatures::known());
// First nodes[1] generates an update_fee, setting the channel's
// pending_update_fee.
- nodes[1].node.update_fee(chan_1_2.2, get_feerate!(nodes[1], chan_1_2.2) + 20).unwrap();
+ {
+ let mut feerate_lock = chanmon_cfgs[1].fee_estimator.sat_per_kw.lock().unwrap();
+ *feerate_lock += 20;
+ }
+ nodes[1].node.timer_tick_occurred();
check_added_monitors!(nodes[1], 1);
let events = nodes[1].node.get_and_clear_pending_msg_events();
_ => panic!("Unexpected event"),
};
nodes[0].node.handle_revoke_and_ack(&nodes[1].node.get_our_node_id(), &raa);
- let fail_msg_event = nodes[0].node.get_and_clear_pending_msg_events();
- assert_eq!(fail_msg_event.len(), 1);
- match &fail_msg_event[0] {
- &MessageSendEvent::PaymentFailureNetworkUpdate { .. } => {},
- _ => panic!("Unexpected event"),
- }
- let failure_event = nodes[0].node.get_and_clear_pending_events();
- assert_eq!(failure_event.len(), 1);
- match &failure_event[0] {
- &Event::PaymentFailed { rejected_by_dest, .. } => {
- assert!(!rejected_by_dest);
- },
- _ => panic!("Unexpected event"),
- }
+ expect_payment_failure_chan_update!(nodes[0], chan_1_2.0.contents.short_channel_id, false);
+ expect_payment_failed!(nodes[0], our_payment_hash, false);
check_added_monitors!(nodes[0], 1);
}
let cur_height = nodes[0].node.best_block.read().unwrap().height() + 1;
let onion_keys = onion_utils::construct_onion_keys(&Secp256k1::signing_only(), &route.paths[0], &session_priv).unwrap();
- let (onion_payloads, _htlc_msat, htlc_cltv) = onion_utils::build_onion_payloads(&route.paths[0], 3999999, &Some(our_payment_secret), cur_height).unwrap();
+ let (onion_payloads, _htlc_msat, htlc_cltv) = onion_utils::build_onion_payloads(&route.paths[0], 3999999, &Some(our_payment_secret), cur_height, &None).unwrap();
let onion_packet = onion_utils::construct_onion_packet(onion_payloads, onion_keys, [0; 32], &our_payment_hash);
let mut msg = msgs::UpdateAddHTLC {
do_test_sweep_outbound_htlc_failure_update(true, false);
}
-#[test]
-fn test_upfront_shutdown_script() {
- // BOLT 2 : Option upfront shutdown script, if peer commit its closing_script at channel opening
- // enforce it at shutdown message
-
- let mut config = UserConfig::default();
- config.channel_options.announced_channel = true;
- config.peer_channel_config_limits.force_announced_channel_preference = false;
- config.channel_options.commit_upfront_shutdown_pubkey = false;
- let user_cfgs = [None, Some(config), None];
- 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, &user_cfgs);
- let nodes = create_network(3, &node_cfgs, &node_chanmgrs);
-
- // We test that in case of peer committing upfront to a script, if it changes at closing, we refuse to sign
- let flags = InitFeatures::known();
- let chan = create_announced_chan_between_nodes_with_value(&nodes, 0, 2, 1000000, 1000000, flags.clone(), flags.clone());
- nodes[0].node.close_channel(&OutPoint { txid: chan.3.txid(), index: 0 }.to_channel_id()).unwrap();
- let mut node_0_shutdown = get_event_msg!(nodes[0], MessageSendEvent::SendShutdown, nodes[2].node.get_our_node_id());
- node_0_shutdown.scriptpubkey = Builder::new().push_opcode(opcodes::all::OP_RETURN).into_script().to_p2sh();
- // Test we enforce upfront_scriptpbukey if by providing a diffrent one at closing that we disconnect peer
- nodes[2].node.handle_shutdown(&nodes[0].node.get_our_node_id(), &InitFeatures::known(), &node_0_shutdown);
- assert!(regex::Regex::new(r"Got shutdown request with a scriptpubkey \([A-Fa-f0-9]+\) which did not match their previous scriptpubkey.").unwrap().is_match(check_closed_broadcast!(nodes[2], true).unwrap().data.as_str()));
- check_added_monitors!(nodes[2], 1);
-
- // We test that in case of peer committing upfront to a script, if it doesn't change at closing, we sign
- let chan = create_announced_chan_between_nodes_with_value(&nodes, 0, 2, 1000000, 1000000, flags.clone(), flags.clone());
- nodes[0].node.close_channel(&OutPoint { txid: chan.3.txid(), index: 0 }.to_channel_id()).unwrap();
- let node_0_shutdown = get_event_msg!(nodes[0], MessageSendEvent::SendShutdown, nodes[2].node.get_our_node_id());
- // We test that in case of peer committing upfront to a script, if it oesn't change at closing, we sign
- nodes[2].node.handle_shutdown(&nodes[0].node.get_our_node_id(), &InitFeatures::known(), &node_0_shutdown);
- let events = nodes[2].node.get_and_clear_pending_msg_events();
- assert_eq!(events.len(), 1);
- match events[0] {
- MessageSendEvent::SendShutdown { node_id, .. } => { assert_eq!(node_id, nodes[0].node.get_our_node_id()) }
- _ => panic!("Unexpected event"),
- }
-
- // We test that if case of peer non-signaling we don't enforce committed script at channel opening
- let flags_no = InitFeatures::known().clear_upfront_shutdown_script();
- let chan = create_announced_chan_between_nodes_with_value(&nodes, 0, 1, 1000000, 1000000, flags_no, flags.clone());
- nodes[0].node.close_channel(&OutPoint { txid: chan.3.txid(), index: 0 }.to_channel_id()).unwrap();
- let mut node_1_shutdown = get_event_msg!(nodes[0], MessageSendEvent::SendShutdown, nodes[1].node.get_our_node_id());
- node_1_shutdown.scriptpubkey = Builder::new().push_opcode(opcodes::all::OP_RETURN).into_script().to_p2sh();
- nodes[1].node.handle_shutdown(&nodes[0].node.get_our_node_id(), &InitFeatures::known(), &node_1_shutdown);
- let events = nodes[1].node.get_and_clear_pending_msg_events();
- assert_eq!(events.len(), 1);
- match events[0] {
- MessageSendEvent::SendShutdown { node_id, .. } => { assert_eq!(node_id, nodes[0].node.get_our_node_id()) }
- _ => panic!("Unexpected event"),
- }
-
- // We test that if user opt-out, we provide a zero-length script at channel opening and we are able to close
- // channel smoothly, opt-out is from channel initiator here
- let chan = create_announced_chan_between_nodes_with_value(&nodes, 1, 0, 1000000, 1000000, flags.clone(), flags.clone());
- nodes[1].node.close_channel(&OutPoint { txid: chan.3.txid(), index: 0 }.to_channel_id()).unwrap();
- let mut node_0_shutdown = get_event_msg!(nodes[1], MessageSendEvent::SendShutdown, nodes[0].node.get_our_node_id());
- node_0_shutdown.scriptpubkey = Builder::new().push_opcode(opcodes::all::OP_RETURN).into_script().to_p2sh();
- nodes[0].node.handle_shutdown(&nodes[1].node.get_our_node_id(), &InitFeatures::known(), &node_0_shutdown);
- let events = nodes[0].node.get_and_clear_pending_msg_events();
- assert_eq!(events.len(), 1);
- match events[0] {
- MessageSendEvent::SendShutdown { node_id, .. } => { assert_eq!(node_id, nodes[1].node.get_our_node_id()) }
- _ => panic!("Unexpected event"),
- }
-
- //// We test that if user opt-out, we provide a zero-length script at channel opening and we are able to close
- //// channel smoothly
- let chan = create_announced_chan_between_nodes_with_value(&nodes, 0, 1, 1000000, 1000000, flags.clone(), flags.clone());
- nodes[1].node.close_channel(&OutPoint { txid: chan.3.txid(), index: 0 }.to_channel_id()).unwrap();
- let mut node_0_shutdown = get_event_msg!(nodes[1], MessageSendEvent::SendShutdown, nodes[0].node.get_our_node_id());
- node_0_shutdown.scriptpubkey = Builder::new().push_opcode(opcodes::all::OP_RETURN).into_script().to_p2sh();
- nodes[0].node.handle_shutdown(&nodes[1].node.get_our_node_id(), &InitFeatures::known(), &node_0_shutdown);
- let events = nodes[0].node.get_and_clear_pending_msg_events();
- assert_eq!(events.len(), 2);
- match events[0] {
- MessageSendEvent::SendShutdown { node_id, .. } => { assert_eq!(node_id, nodes[1].node.get_our_node_id()) }
- _ => panic!("Unexpected event"),
- }
- match events[1] {
- MessageSendEvent::SendClosingSigned { node_id, .. } => { assert_eq!(node_id, nodes[1].node.get_our_node_id()) }
- _ => panic!("Unexpected event"),
- }
-}
-
-#[test]
-fn test_upfront_shutdown_script_unsupport_segwit() {
- // We test that channel is closed early
- // if a segwit program is passed as upfront shutdown script,
- // but the peer does not support segwit.
- 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 mut open_channel = get_event_msg!(nodes[0], MessageSendEvent::SendOpenChannel, nodes[1].node.get_our_node_id());
- open_channel.shutdown_scriptpubkey = Present(Builder::new().push_int(16)
- .push_slice(&[0, 0])
- .into_script());
-
- let features = InitFeatures::known().clear_shutdown_anysegwit();
- nodes[0].node.handle_open_channel(&nodes[0].node.get_our_node_id(), features, &open_channel);
-
- let events = nodes[0].node.get_and_clear_pending_msg_events();
- assert_eq!(events.len(), 1);
- match events[0] {
- MessageSendEvent::HandleError { action: ErrorAction::SendErrorMessage { ref msg }, node_id } => {
- assert_eq!(node_id, nodes[0].node.get_our_node_id());
- assert!(regex::Regex::new(r"Peer is signaling upfront_shutdown but has provided a non-accepted scriptpubkey format. script: (\([A-Fa-f0-9]+\))").unwrap().is_match(&*msg.data));
- },
- _ => panic!("Unexpected event"),
- }
-}
-
-#[test]
-fn test_shutdown_script_any_segwit_allowed() {
- let mut config = UserConfig::default();
- config.channel_options.announced_channel = true;
- config.peer_channel_config_limits.force_announced_channel_preference = false;
- config.channel_options.commit_upfront_shutdown_pubkey = false;
- let user_cfgs = [None, Some(config), None];
- 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, &user_cfgs);
- let nodes = create_network(3, &node_cfgs, &node_chanmgrs);
-
- //// We test if the remote peer accepts opt_shutdown_anysegwit, a witness program can be used on shutdown
- let chan = create_announced_chan_between_nodes_with_value(&nodes, 0, 1, 1000000, 1000000, InitFeatures::known(), InitFeatures::known());
- nodes[1].node.close_channel(&OutPoint { txid: chan.3.txid(), index: 0 }.to_channel_id()).unwrap();
- let mut node_0_shutdown = get_event_msg!(nodes[1], MessageSendEvent::SendShutdown, nodes[0].node.get_our_node_id());
- node_0_shutdown.scriptpubkey = Builder::new().push_int(16)
- .push_slice(&[0, 0])
- .into_script();
- nodes[0].node.handle_shutdown(&nodes[1].node.get_our_node_id(), &InitFeatures::known(), &node_0_shutdown);
- let events = nodes[0].node.get_and_clear_pending_msg_events();
- assert_eq!(events.len(), 2);
- match events[0] {
- MessageSendEvent::SendShutdown { node_id, .. } => { assert_eq!(node_id, nodes[1].node.get_our_node_id()) }
- _ => panic!("Unexpected event"),
- }
- match events[1] {
- MessageSendEvent::SendClosingSigned { node_id, .. } => { assert_eq!(node_id, nodes[1].node.get_our_node_id()) }
- _ => panic!("Unexpected event"),
- }
-}
-
-#[test]
-fn test_shutdown_script_any_segwit_not_allowed() {
- let mut config = UserConfig::default();
- config.channel_options.announced_channel = true;
- config.peer_channel_config_limits.force_announced_channel_preference = false;
- config.channel_options.commit_upfront_shutdown_pubkey = false;
- let user_cfgs = [None, Some(config), None];
- 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, &user_cfgs);
- let nodes = create_network(3, &node_cfgs, &node_chanmgrs);
-
- //// We test that if the remote peer does not accept opt_shutdown_anysegwit, the witness program cannot be used on shutdown
- let chan = create_announced_chan_between_nodes_with_value(&nodes, 0, 1, 1000000, 1000000, InitFeatures::known(), InitFeatures::known());
- nodes[1].node.close_channel(&OutPoint { txid: chan.3.txid(), index: 0 }.to_channel_id()).unwrap();
- let mut node_0_shutdown = get_event_msg!(nodes[1], MessageSendEvent::SendShutdown, nodes[0].node.get_our_node_id());
- // Make an any segwit version script
- node_0_shutdown.scriptpubkey = Builder::new().push_int(16)
- .push_slice(&[0, 0])
- .into_script();
- let flags_no = InitFeatures::known().clear_shutdown_anysegwit();
- nodes[0].node.handle_shutdown(&nodes[1].node.get_our_node_id(), &flags_no, &node_0_shutdown);
- let events = nodes[0].node.get_and_clear_pending_msg_events();
- assert_eq!(events.len(), 2);
- match events[1] {
- MessageSendEvent::HandleError { action: ErrorAction::SendErrorMessage { ref msg }, node_id } => {
- assert_eq!(node_id, nodes[1].node.get_our_node_id());
- assert_eq!(msg.data, "Got a nonstandard scriptpubkey (60020000) from remote peer".to_owned())
- },
- _ => panic!("Unexpected event"),
- }
- check_added_monitors!(nodes[0], 1);
-}
-
-#[test]
-fn test_shutdown_script_segwit_but_not_anysegwit() {
- let mut config = UserConfig::default();
- config.channel_options.announced_channel = true;
- config.peer_channel_config_limits.force_announced_channel_preference = false;
- config.channel_options.commit_upfront_shutdown_pubkey = false;
- let user_cfgs = [None, Some(config), None];
- 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, &user_cfgs);
- let nodes = create_network(3, &node_cfgs, &node_chanmgrs);
-
- //// We test that if shutdown any segwit is supported and we send a witness script with 0 version, this is not accepted
- let chan = create_announced_chan_between_nodes_with_value(&nodes, 0, 1, 1000000, 1000000, InitFeatures::known(), InitFeatures::known());
- nodes[1].node.close_channel(&OutPoint { txid: chan.3.txid(), index: 0 }.to_channel_id()).unwrap();
- let mut node_0_shutdown = get_event_msg!(nodes[1], MessageSendEvent::SendShutdown, nodes[0].node.get_our_node_id());
- // Make a segwit script that is not a valid as any segwit
- node_0_shutdown.scriptpubkey = Builder::new().push_int(0)
- .push_slice(&[0, 0])
- .into_script();
- nodes[0].node.handle_shutdown(&nodes[1].node.get_our_node_id(), &InitFeatures::known(), &node_0_shutdown);
- let events = nodes[0].node.get_and_clear_pending_msg_events();
- assert_eq!(events.len(), 2);
- match events[1] {
- MessageSendEvent::HandleError { action: ErrorAction::SendErrorMessage { ref msg }, node_id } => {
- assert_eq!(node_id, nodes[1].node.get_our_node_id());
- assert_eq!(msg.data, "Got a nonstandard scriptpubkey (00020000) from remote peer".to_owned())
- },
- _ => panic!("Unexpected event"),
- }
- check_added_monitors!(nodes[0], 1);
-}
-
#[test]
fn test_user_configurable_csv_delay() {
// We test our channel constructors yield errors when we pass them absurd csv delay
let nodes = create_network(2, &node_cfgs, &node_chanmgrs);
// We test config.our_to_self > BREAKDOWN_TIMEOUT is enforced in Channel::new_outbound()
- if let Err(error) = Channel::new_outbound(&&test_utils::TestFeeEstimator { sat_per_kw: 253 }, &nodes[0].keys_manager, nodes[1].node.get_our_node_id(), 1000000, 1000000, 0, &low_our_to_self_config) {
+ if let Err(error) = Channel::new_outbound(&&test_utils::TestFeeEstimator { sat_per_kw: Mutex::new(253) }, &nodes[0].keys_manager, nodes[1].node.get_our_node_id(), &InitFeatures::known(), 1000000, 1000000, 0, &low_our_to_self_config) {
match error {
APIError::APIMisuseError { err } => { assert!(regex::Regex::new(r"Configured with an unreasonable our_to_self_delay \(\d+\) putting user funds at risks").unwrap().is_match(err.as_str())); },
_ => panic!("Unexpected event"),
nodes[1].node.create_channel(nodes[0].node.get_our_node_id(), 1000000, 1000000, 42, None).unwrap();
let mut open_channel = get_event_msg!(nodes[1], MessageSendEvent::SendOpenChannel, nodes[0].node.get_our_node_id());
open_channel.to_self_delay = 200;
- if let Err(error) = Channel::new_from_req(&&test_utils::TestFeeEstimator { sat_per_kw: 253 }, &nodes[0].keys_manager, nodes[1].node.get_our_node_id(), InitFeatures::known(), &open_channel, 0, &low_our_to_self_config) {
+ if let Err(error) = Channel::new_from_req(&&test_utils::TestFeeEstimator { sat_per_kw: Mutex::new(253) }, &nodes[0].keys_manager, nodes[1].node.get_our_node_id(), &InitFeatures::known(), &open_channel, 0, &low_our_to_self_config) {
match error {
ChannelError::Close(err) => { assert!(regex::Regex::new(r"Configured with an unreasonable our_to_self_delay \(\d+\) putting user funds at risks").unwrap().is_match(err.as_str())); },
_ => panic!("Unexpected event"),
nodes[1].node.create_channel(nodes[0].node.get_our_node_id(), 1000000, 1000000, 42, None).unwrap();
let mut open_channel = get_event_msg!(nodes[1], MessageSendEvent::SendOpenChannel, nodes[0].node.get_our_node_id());
open_channel.to_self_delay = 200;
- if let Err(error) = Channel::new_from_req(&&test_utils::TestFeeEstimator { sat_per_kw: 253 }, &nodes[0].keys_manager, nodes[1].node.get_our_node_id(), InitFeatures::known(), &open_channel, 0, &high_their_to_self_config) {
+ if let Err(error) = Channel::new_from_req(&&test_utils::TestFeeEstimator { sat_per_kw: Mutex::new(253) }, &nodes[0].keys_manager, nodes[1].node.get_our_node_id(), &InitFeatures::known(), &open_channel, 0, &high_their_to_self_config) {
match error {
ChannelError::Close(err) => { assert!(regex::Regex::new(r"They wanted our payments to be delayed by a needlessly long period\. Upper limit: \d+\. Actual: \d+").unwrap().is_match(err.as_str())); },
_ => panic!("Unexpected event"),
// Restore node A from previous state
logger = test_utils::TestLogger::with_id(format!("node {}", 0));
- let mut chain_monitor = <(BlockHash, ChannelMonitor<EnforcingSigner>)>::read(&mut ::std::io::Cursor::new(previous_chain_monitor_state.0), keys_manager).unwrap().1;
+ let mut chain_monitor = <(BlockHash, ChannelMonitor<EnforcingSigner>)>::read(&mut io::Cursor::new(previous_chain_monitor_state.0), keys_manager).unwrap().1;
chain_source = test_utils::TestChainSource::new(Network::Testnet);
tx_broadcaster = test_utils::TestBroadcaster{txn_broadcasted: Mutex::new(Vec::new()), blocks: Arc::new(Mutex::new(Vec::new()))};
- fee_estimator = test_utils::TestFeeEstimator { sat_per_kw: 253 };
+ fee_estimator = test_utils::TestFeeEstimator { sat_per_kw: Mutex::new(253) };
persister = test_utils::TestPersister::new();
monitor = test_utils::TestChainMonitor::new(Some(&chain_source), &tx_broadcaster, &logger, &fee_estimator, &persister, keys_manager);
node_state_0 = {
let mut channel_monitors = HashMap::new();
channel_monitors.insert(OutPoint { txid: chan.3.txid(), index: 0 }, &mut chain_monitor);
- <(BlockHash, ChannelManager<EnforcingSigner, &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 {
+ <(BlockHash, ChannelManager<EnforcingSigner, &test_utils::TestChainMonitor, &test_utils::TestBroadcaster, &test_utils::TestKeysInterface, &test_utils::TestFeeEstimator, &test_utils::TestLogger>)>::read(&mut io::Cursor::new(previous_node_state), ChannelManagerReadArgs {
keys_manager: keys_manager,
fee_estimator: &fee_estimator,
chain_monitor: &monitor,
assert_eq!(node_txn[0].output.len(), 2);
mine_transaction(&nodes[0], &node_txn[0]);
connect_blocks(&nodes[0], ANTI_REORG_DELAY - 1);
- let spend_txn = check_spendable_outputs!(nodes[0], 1, node_cfgs[0].keys_manager, 1000000);
+ let spend_txn = check_spendable_outputs!(nodes[0], node_cfgs[0].keys_manager);
assert_eq!(spend_txn.len(), 1);
check_spends!(spend_txn[0], node_txn[0]);
}
}
}
+#[test]
+fn test_priv_forwarding_rejection() {
+ // If we have a private channel with outbound liquidity, and
+ // UserConfig::accept_forwards_to_priv_channels is set to false, we should reject any attempts
+ // to forward through that channel.
+ let chanmon_cfgs = create_chanmon_cfgs(3);
+ let node_cfgs = create_node_cfgs(3, &chanmon_cfgs);
+ let mut no_announce_cfg = test_default_channel_config();
+ no_announce_cfg.channel_options.announced_channel = false;
+ no_announce_cfg.accept_forwards_to_priv_channels = false;
+ let node_chanmgrs = create_node_chanmgrs(3, &node_cfgs, &[None, Some(no_announce_cfg), None]);
+ let persister: test_utils::TestPersister;
+ let new_chain_monitor: test_utils::TestChainMonitor;
+ let nodes_1_deserialized: ChannelManager<EnforcingSigner, &test_utils::TestChainMonitor, &test_utils::TestBroadcaster, &test_utils::TestKeysInterface, &test_utils::TestFeeEstimator, &test_utils::TestLogger>;
+ let mut nodes = create_network(3, &node_cfgs, &node_chanmgrs);
+
+ create_announced_chan_between_nodes_with_value(&nodes, 0, 1, 1_000_000, 500_000_000, InitFeatures::known(), InitFeatures::known());
+
+ // Note that the create_*_chan functions in utils requires announcement_signatures, which we do
+ // not send for private channels.
+ nodes[1].node.create_channel(nodes[2].node.get_our_node_id(), 1_000_000, 500_000_000, 42, None).unwrap();
+ let open_channel = get_event_msg!(nodes[1], MessageSendEvent::SendOpenChannel, nodes[2].node.get_our_node_id());
+ nodes[2].node.handle_open_channel(&nodes[1].node.get_our_node_id(), InitFeatures::known(), &open_channel);
+ let accept_channel = get_event_msg!(nodes[2], MessageSendEvent::SendAcceptChannel, nodes[1].node.get_our_node_id());
+ nodes[1].node.handle_accept_channel(&nodes[2].node.get_our_node_id(), InitFeatures::known(), &accept_channel);
+
+ let (temporary_channel_id, tx, _) = create_funding_transaction(&nodes[1], 1_000_000, 42);
+ nodes[1].node.funding_transaction_generated(&temporary_channel_id, tx.clone()).unwrap();
+ nodes[2].node.handle_funding_created(&nodes[1].node.get_our_node_id(), &get_event_msg!(nodes[1], MessageSendEvent::SendFundingCreated, nodes[2].node.get_our_node_id()));
+ check_added_monitors!(nodes[2], 1);
+
+ nodes[1].node.handle_funding_signed(&nodes[2].node.get_our_node_id(), &get_event_msg!(nodes[2], MessageSendEvent::SendFundingSigned, nodes[1].node.get_our_node_id()));
+ check_added_monitors!(nodes[1], 1);
+
+ let conf_height = core::cmp::max(nodes[1].best_block_info().1 + 1, nodes[2].best_block_info().1 + 1);
+ confirm_transaction_at(&nodes[1], &tx, conf_height);
+ connect_blocks(&nodes[1], CHAN_CONFIRM_DEPTH - 1);
+ confirm_transaction_at(&nodes[2], &tx, conf_height);
+ connect_blocks(&nodes[2], CHAN_CONFIRM_DEPTH - 1);
+ let as_funding_locked = get_event_msg!(nodes[1], MessageSendEvent::SendFundingLocked, nodes[2].node.get_our_node_id());
+ nodes[1].node.handle_funding_locked(&nodes[2].node.get_our_node_id(), &get_event_msg!(nodes[2], MessageSendEvent::SendFundingLocked, nodes[1].node.get_our_node_id()));
+ get_event_msg!(nodes[1], MessageSendEvent::SendChannelUpdate, nodes[2].node.get_our_node_id());
+ nodes[2].node.handle_funding_locked(&nodes[1].node.get_our_node_id(), &as_funding_locked);
+ get_event_msg!(nodes[2], MessageSendEvent::SendChannelUpdate, nodes[1].node.get_our_node_id());
+
+ assert!(nodes[0].node.list_usable_channels()[0].is_public);
+ assert_eq!(nodes[1].node.list_usable_channels().len(), 2);
+ assert!(!nodes[2].node.list_usable_channels()[0].is_public);
+
+ // We should always be able to forward through nodes[1] as long as its out through a public
+ // channel:
+ send_payment(&nodes[2], &[&nodes[1], &nodes[0]], 10_000);
+
+ // ... however, if we send to nodes[2], we will have to pass the private channel from nodes[1]
+ // to nodes[2], which should be rejected:
+ let (our_payment_preimage, our_payment_hash, our_payment_secret) = get_payment_preimage_hash!(nodes[2]);
+ let route = get_route(&nodes[0].node.get_our_node_id(),
+ &nodes[0].net_graph_msg_handler.network_graph.read().unwrap(),
+ &nodes[2].node.get_our_node_id(), Some(InvoiceFeatures::known()), None,
+ &[&RouteHint(vec![RouteHintHop {
+ src_node_id: nodes[1].node.get_our_node_id(),
+ short_channel_id: nodes[2].node.list_channels()[0].short_channel_id.unwrap(),
+ fees: RoutingFees { base_msat: 1000, proportional_millionths: 0 },
+ cltv_expiry_delta: MIN_CLTV_EXPIRY_DELTA,
+ htlc_minimum_msat: None,
+ htlc_maximum_msat: None,
+ }])], 10_000, TEST_FINAL_CLTV, nodes[0].logger).unwrap();
+
+ nodes[0].node.send_payment(&route, our_payment_hash, &Some(our_payment_secret)).unwrap();
+ check_added_monitors!(nodes[0], 1);
+ let payment_event = SendEvent::from_event(nodes[0].node.get_and_clear_pending_msg_events().remove(0));
+ nodes[1].node.handle_update_add_htlc(&nodes[0].node.get_our_node_id(), &payment_event.msgs[0]);
+ commitment_signed_dance!(nodes[1], nodes[0], payment_event.commitment_msg, false, true);
+
+ let htlc_fail_updates = get_htlc_update_msgs!(nodes[1], nodes[0].node.get_our_node_id());
+ assert!(htlc_fail_updates.update_add_htlcs.is_empty());
+ assert_eq!(htlc_fail_updates.update_fail_htlcs.len(), 1);
+ assert!(htlc_fail_updates.update_fail_malformed_htlcs.is_empty());
+ assert!(htlc_fail_updates.update_fee.is_none());
+
+ nodes[0].node.handle_update_fail_htlc(&nodes[1].node.get_our_node_id(), &htlc_fail_updates.update_fail_htlcs[0]);
+ commitment_signed_dance!(nodes[0], nodes[1], htlc_fail_updates.commitment_signed, true, true);
+ expect_payment_failed!(nodes[0], our_payment_hash, false);
+ expect_payment_failure_chan_update!(nodes[0], nodes[2].node.list_channels()[0].short_channel_id.unwrap(), true);
+
+ // Now disconnect nodes[1] from its peers and restart with accept_forwards_to_priv_channels set
+ // to true. Sadly there is currently no way to change it at runtime.
+
+ nodes[0].node.peer_disconnected(&nodes[1].node.get_our_node_id(), false);
+ nodes[2].node.peer_disconnected(&nodes[1].node.get_our_node_id(), false);
+
+ let nodes_1_serialized = nodes[1].node.encode();
+ let mut monitor_a_serialized = test_utils::TestVecWriter(Vec::new());
+ let mut monitor_b_serialized = test_utils::TestVecWriter(Vec::new());
+ {
+ let mons = nodes[1].chain_monitor.chain_monitor.monitors.read().unwrap();
+ let mut mon_iter = mons.iter();
+ mon_iter.next().unwrap().1.write(&mut monitor_a_serialized).unwrap();
+ mon_iter.next().unwrap().1.write(&mut monitor_b_serialized).unwrap();
+ }
+
+ persister = test_utils::TestPersister::new();
+ let keys_manager = &chanmon_cfgs[1].keys_manager;
+ new_chain_monitor = test_utils::TestChainMonitor::new(Some(nodes[1].chain_source), nodes[1].tx_broadcaster.clone(), nodes[1].logger, node_cfgs[1].fee_estimator, &persister, keys_manager);
+ nodes[1].chain_monitor = &new_chain_monitor;
+
+ let mut monitor_a_read = &monitor_a_serialized.0[..];
+ let mut monitor_b_read = &monitor_b_serialized.0[..];
+ let (_, mut monitor_a) = <(BlockHash, ChannelMonitor<EnforcingSigner>)>::read(&mut monitor_a_read, keys_manager).unwrap();
+ let (_, mut monitor_b) = <(BlockHash, ChannelMonitor<EnforcingSigner>)>::read(&mut monitor_b_read, keys_manager).unwrap();
+ assert!(monitor_a_read.is_empty());
+ assert!(monitor_b_read.is_empty());
+
+ no_announce_cfg.accept_forwards_to_priv_channels = true;
+
+ let mut nodes_1_read = &nodes_1_serialized[..];
+ let (_, nodes_1_deserialized_tmp) = {
+ let mut channel_monitors = HashMap::new();
+ channel_monitors.insert(monitor_a.get_funding_txo().0, &mut monitor_a);
+ channel_monitors.insert(monitor_b.get_funding_txo().0, &mut monitor_b);
+ <(BlockHash, ChannelManager<EnforcingSigner, &test_utils::TestChainMonitor, &test_utils::TestBroadcaster, &test_utils::TestKeysInterface, &test_utils::TestFeeEstimator, &test_utils::TestLogger>)>::read(&mut nodes_1_read, ChannelManagerReadArgs {
+ default_config: no_announce_cfg,
+ keys_manager,
+ fee_estimator: node_cfgs[1].fee_estimator,
+ chain_monitor: nodes[1].chain_monitor,
+ tx_broadcaster: nodes[1].tx_broadcaster.clone(),
+ logger: nodes[1].logger,
+ channel_monitors,
+ }).unwrap()
+ };
+ assert!(nodes_1_read.is_empty());
+ nodes_1_deserialized = nodes_1_deserialized_tmp;
+
+ assert!(nodes[1].chain_monitor.watch_channel(monitor_a.get_funding_txo().0, monitor_a).is_ok());
+ assert!(nodes[1].chain_monitor.watch_channel(monitor_b.get_funding_txo().0, monitor_b).is_ok());
+ check_added_monitors!(nodes[1], 2);
+ nodes[1].node = &nodes_1_deserialized;
+
+ nodes[0].node.peer_connected(&nodes[1].node.get_our_node_id(), &msgs::Init { features: InitFeatures::known() });
+ nodes[1].node.peer_connected(&nodes[0].node.get_our_node_id(), &msgs::Init { features: InitFeatures::empty() });
+ let as_reestablish = get_event_msg!(nodes[0], MessageSendEvent::SendChannelReestablish, nodes[1].node.get_our_node_id());
+ let bs_reestablish = get_event_msg!(nodes[1], MessageSendEvent::SendChannelReestablish, nodes[0].node.get_our_node_id());
+ nodes[1].node.handle_channel_reestablish(&nodes[0].node.get_our_node_id(), &as_reestablish);
+ nodes[0].node.handle_channel_reestablish(&nodes[1].node.get_our_node_id(), &bs_reestablish);
+ get_event_msg!(nodes[0], MessageSendEvent::SendChannelUpdate, nodes[1].node.get_our_node_id());
+ get_event_msg!(nodes[1], MessageSendEvent::SendChannelUpdate, nodes[0].node.get_our_node_id());
+
+ nodes[1].node.peer_connected(&nodes[2].node.get_our_node_id(), &msgs::Init { features: InitFeatures::known() });
+ nodes[2].node.peer_connected(&nodes[1].node.get_our_node_id(), &msgs::Init { features: InitFeatures::empty() });
+ let bs_reestablish = get_event_msg!(nodes[1], MessageSendEvent::SendChannelReestablish, nodes[2].node.get_our_node_id());
+ let cs_reestablish = get_event_msg!(nodes[2], MessageSendEvent::SendChannelReestablish, nodes[1].node.get_our_node_id());
+ nodes[2].node.handle_channel_reestablish(&nodes[1].node.get_our_node_id(), &bs_reestablish);
+ nodes[1].node.handle_channel_reestablish(&nodes[2].node.get_our_node_id(), &cs_reestablish);
+ get_event_msg!(nodes[1], MessageSendEvent::SendChannelUpdate, nodes[2].node.get_our_node_id());
+ get_event_msg!(nodes[2], MessageSendEvent::SendChannelUpdate, nodes[1].node.get_our_node_id());
+
+ nodes[0].node.send_payment(&route, our_payment_hash, &Some(our_payment_secret)).unwrap();
+ check_added_monitors!(nodes[0], 1);
+ pass_along_route(&nodes[0], &[&[&nodes[1], &nodes[2]]], 10_000, our_payment_hash, our_payment_secret);
+ claim_payment(&nodes[0], &[&nodes[1], &nodes[2]], our_payment_preimage);
+}
+
#[test]
fn test_bump_penalty_txn_on_revoked_commitment() {
// In case of penalty txn with too low feerates for getting into mempools, RBF-bump them to be sure
// 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 paniced as it doesn't like jumps into the future. Here, we
+ // EnforcingSigner 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 channel_id = create_announced_chan_between_nodes(&nodes, 0, 1, InitFeatures::known(), InitFeatures::known()).2;
let mut guard = nodes[0].node.channel_state.lock().unwrap();
- let keys = &guard.by_id.get_mut(&channel_id).unwrap().get_signer();
+ let keys = guard.by_id.get_mut(&channel_id).unwrap().get_signer();
+
const INITIAL_COMMITMENT_NUMBER: u64 = (1 << 48) - 1;
+
+ // Make signer believe we got a counterparty signature, so that it allows the revocation
+ keys.get_enforcement_state().last_holder_commitment -= 1;
let per_commitment_secret = keys.release_commitment_secret(INITIAL_COMMITMENT_NUMBER);
+
// Must revoke without gaps
+ keys.get_enforcement_state().last_holder_commitment -= 1;
keys.release_commitment_secret(INITIAL_COMMITMENT_NUMBER - 1);
+
+ keys.get_enforcement_state().last_holder_commitment -= 1;
let next_per_commitment_point = PublicKey::from_secret_key(&Secp256k1::new(),
&SecretKey::from_slice(&keys.release_commitment_secret(INITIAL_COMMITMENT_NUMBER - 2)).unwrap());
let events = nodes[1].node.get_and_clear_pending_events();
assert_eq!(events.len(), 1);
match events[0] {
- Event::PaymentReceived { payment_preimage, user_payment_id, .. } => {
- assert_eq!(user_payment_id, 42);
- claim_payment(&nodes[0], &[&nodes[1]], payment_preimage.unwrap());
+ Event::PaymentReceived { ref purpose, .. } => {
+ match &purpose {
+ PaymentPurpose::InvoicePayment { payment_preimage, user_payment_id, .. } => {
+ assert_eq!(*user_payment_id, 42);
+ claim_payment(&nodes[0], &[&nodes[1]], payment_preimage.unwrap());
+ },
+ _ => panic!("expected PaymentPurpose::InvoicePayment")
+ }
},
_ => panic!("Unexpected event"),
}
let events = nodes[1].node.get_and_clear_pending_events();
assert_eq!(events.len(), 1);
match events[0] {
- Event::PaymentReceived { payment_preimage, payment_secret, user_payment_id, .. } => {
+ Event::PaymentReceived { purpose: PaymentPurpose::InvoicePayment { payment_preimage, payment_secret, user_payment_id }, .. } => {
assert!(payment_preimage.is_none());
assert_eq!(user_payment_id, 42);
assert_eq!(payment_secret, our_payment_secret);
let mut w = test_utils::TestVecWriter(Vec::new());
monitor.write(&mut w).unwrap();
let new_monitor = <(BlockHash, channelmonitor::ChannelMonitor<EnforcingSigner>)>::read(
- &mut ::std::io::Cursor::new(&w.0), &test_utils::OnlyReadsKeysInterface {}).unwrap().1;
+ &mut io::Cursor::new(&w.0), &test_utils::OnlyReadsKeysInterface {}).unwrap().1;
assert!(new_monitor == *monitor);
let watchtower = test_utils::TestChainMonitor::new(Some(&chain_source), &chanmon_cfgs[0].tx_broadcaster, &logger, &chanmon_cfgs[0].fee_estimator, &persister, &node_cfgs[0].keys_manager);
assert!(watchtower.watch_channel(outpoint, new_monitor).is_ok());
assert_eq!(updates.update_fulfill_htlcs.len(), 1);
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 Ok((_, _, update)) = channel.commitment_signed(&updates.commitment_signed, &node_cfgs[0].logger) {
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); }
let mut w = test_utils::TestVecWriter(Vec::new());
monitor.write(&mut w).unwrap();
let new_monitor = <(BlockHash, channelmonitor::ChannelMonitor<EnforcingSigner>)>::read(
- &mut ::std::io::Cursor::new(&w.0), &test_utils::OnlyReadsKeysInterface {}).unwrap().1;
+ &mut io::Cursor::new(&w.0), &test_utils::OnlyReadsKeysInterface {}).unwrap().1;
assert!(new_monitor == *monitor);
let watchtower = test_utils::TestChainMonitor::new(Some(&chain_source), &chanmon_cfgs[0].tx_broadcaster, &logger, &chanmon_cfgs[0].fee_estimator, &persister, &node_cfgs[0].keys_manager);
assert!(watchtower.watch_channel(outpoint, new_monitor).is_ok());
let mut w = test_utils::TestVecWriter(Vec::new());
monitor.write(&mut w).unwrap();
let new_monitor = <(BlockHash, channelmonitor::ChannelMonitor<EnforcingSigner>)>::read(
- &mut ::std::io::Cursor::new(&w.0), &test_utils::OnlyReadsKeysInterface {}).unwrap().1;
+ &mut io::Cursor::new(&w.0), &test_utils::OnlyReadsKeysInterface {}).unwrap().1;
assert!(new_monitor == *monitor);
let watchtower = test_utils::TestChainMonitor::new(Some(&chain_source), &chanmon_cfgs[0].tx_broadcaster, &logger, &chanmon_cfgs[0].fee_estimator, &persister, &node_cfgs[0].keys_manager);
assert!(watchtower.watch_channel(outpoint, new_monitor).is_ok());
assert_eq!(updates.update_add_htlcs.len(), 1);
nodes[0].node.handle_update_add_htlc(&nodes[1].node.get_our_node_id(), &updates.update_add_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 Ok((_, _, update)) = channel.commitment_signed(&updates.commitment_signed, &node_cfgs[0].logger) {
// Watchtower Alice should already have seen the block and reject the update
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); }
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]);
+ expect_payment_forwarded!(nodes[1], if go_onchain_before_fulfill || force_closing_node == 1 { None } else { Some(1000) }, false);
// 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();
} else { panic!(); }
assert_eq!(nodes[1].node.list_channels().len(), 0);
}
+
+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
+ // transactions after a `transactions_confirmed` call. Specifically, if the chain, provided via
+ // `best_block_updated` is at height N, and a transaction output which we wish to spend at
+ // height N-1 (due to a CSV to height N-1) is provided at height N, we will not broadcast the
+ // spending transaction until height N+1 (or greater). This was due to the way
+ // `ChannelMonitor::transactions_confirmed` worked, only checking if we should broadcast a
+ // spending transaction at the height the input transaction was confirmed at, not whether we
+ // should broadcast a spending transaction at the current height.
+ // A second, similar, issue involved failing HTLCs backwards - because we only provided the
+ // height at which transactions were confirmed to `OnchainTx::update_claims_view`, it wasn't
+ // aware that the anti-reorg-delay had, in fact, already expired, waiting to fail-backwards
+ // until we learned about an additional block.
+ //
+ // As an additional check, if `test_height_before_timelock` is set, we instead test that we
+ // aren't broadcasting transactions too early (ie not broadcasting them at all).
+ 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 mut nodes = create_network(3, &node_cfgs, &node_chanmgrs);
+ *nodes[0].connect_style.borrow_mut() = ConnectStyle::BestBlockFirstSkippingBlocks;
+
+ create_announced_chan_between_nodes(&nodes, 0, 1, InitFeatures::known(), InitFeatures::known());
+ let (chan_announce, _, channel_id, _) = create_announced_chan_between_nodes(&nodes, 1, 2, InitFeatures::known(), InitFeatures::known());
+ let (_, payment_hash, _) = route_payment(&nodes[0], &[&nodes[1], &nodes[2]], 1_000_000);
+ nodes[1].node.peer_disconnected(&nodes[2].node.get_our_node_id(), false);
+ nodes[2].node.peer_disconnected(&nodes[1].node.get_our_node_id(), false);
+
+ nodes[1].node.force_close_channel(&channel_id).unwrap();
+ check_closed_broadcast!(nodes[1], true);
+ check_added_monitors!(nodes[1], 1);
+ let node_txn = nodes[1].tx_broadcaster.txn_broadcasted.lock().unwrap().split_off(0);
+ assert_eq!(node_txn.len(), 1);
+
+ let conf_height = nodes[1].best_block_info().1;
+ if !test_height_before_timelock {
+ connect_blocks(&nodes[1], 24 * 6);
+ }
+ nodes[1].chain_monitor.chain_monitor.transactions_confirmed(
+ &nodes[1].get_block_header(conf_height), &[(0, &node_txn[0])], conf_height);
+ if test_height_before_timelock {
+ // If we confirmed the close transaction, but timelocks have not yet expired, we should not
+ // generate any events or broadcast any transactions
+ assert!(nodes[1].tx_broadcaster.txn_broadcasted.lock().unwrap().is_empty());
+ assert!(nodes[1].chain_monitor.chain_monitor.get_and_clear_pending_events().is_empty());
+ } else {
+ // We should broadcast an HTLC transaction spending our funding transaction first
+ let spending_txn = nodes[1].tx_broadcaster.txn_broadcasted.lock().unwrap().split_off(0);
+ assert_eq!(spending_txn.len(), 2);
+ assert_eq!(spending_txn[0], node_txn[0]);
+ check_spends!(spending_txn[1], node_txn[0]);
+ // We should also generate a SpendableOutputs event with the to_self output (as its
+ // timelock is up).
+ let descriptor_spend_txn = check_spendable_outputs!(nodes[1], node_cfgs[1].keys_manager);
+ assert_eq!(descriptor_spend_txn.len(), 1);
+
+ // If we also discover that the HTLC-Timeout transaction was confirmed some time ago, we
+ // should immediately fail-backwards the HTLC to the previous hop, without waiting for an
+ // additional block built on top of the current chain.
+ nodes[1].chain_monitor.chain_monitor.transactions_confirmed(
+ &nodes[1].get_block_header(conf_height + 1), &[(0, &spending_txn[1])], conf_height + 1);
+ expect_pending_htlcs_forwardable!(nodes[1]);
+ check_added_monitors!(nodes[1], 1);
+
+ 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_fulfill_htlcs.is_empty());
+ assert_eq!(updates.update_fail_htlcs.len(), 1);
+ assert!(updates.update_fail_malformed_htlcs.is_empty());
+ assert!(updates.update_fee.is_none());
+ nodes[0].node.handle_update_fail_htlc(&nodes[1].node.get_our_node_id(), &updates.update_fail_htlcs[0]);
+ commitment_signed_dance!(nodes[0], nodes[1], updates.commitment_signed, true, true);
+ expect_payment_failed!(nodes[0], payment_hash, false);
+ expect_payment_failure_chan_update!(nodes[0], chan_announce.contents.short_channel_id, true);
+ }
+}
+
+#[test]
+fn test_tx_confirmed_skipping_blocks_immediate_broadcast() {
+ do_test_tx_confirmed_skipping_blocks_immediate_broadcast(false);
+ do_test_tx_confirmed_skipping_blocks_immediate_broadcast(true);
+}
+
+#[test]
+fn test_keysend_payments_to_public_node() {
+ 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, 100000, 10001, InitFeatures::known(), InitFeatures::known());
+ let network_graph = nodes[0].net_graph_msg_handler.network_graph.read().unwrap();
+ let payer_pubkey = nodes[0].node.get_our_node_id();
+ let payee_pubkey = nodes[1].node.get_our_node_id();
+ let route = get_route(&payer_pubkey, &network_graph, &payee_pubkey, None,
+ None, &vec![], 10000, 40,
+ nodes[0].logger).unwrap();
+
+ let test_preimage = PaymentPreimage([42; 32]);
+ let payment_hash = nodes[0].node.send_spontaneous_payment(&route, Some(test_preimage)).unwrap();
+ check_added_monitors!(nodes[0], 1);
+ let mut events = nodes[0].node.get_and_clear_pending_msg_events();
+ assert_eq!(events.len(), 1);
+ let event = events.pop().unwrap();
+ let path = vec![&nodes[1]];
+ pass_along_path(&nodes[0], &path, 10000, payment_hash, None, event, true, Some(test_preimage));
+ claim_payment(&nodes[0], &path, test_preimage);
+}
+
+#[test]
+fn test_keysend_payments_to_private_node() {
+ 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 payer_pubkey = nodes[0].node.get_our_node_id();
+ let payee_pubkey = nodes[1].node.get_our_node_id();
+ nodes[0].node.peer_connected(&payee_pubkey, &msgs::Init { features: InitFeatures::known() });
+ nodes[1].node.peer_connected(&payer_pubkey, &msgs::Init { features: InitFeatures::known() });
+
+ let _chan = create_chan_between_nodes(&nodes[0], &nodes[1], InitFeatures::known(), InitFeatures::known());
+ let network_graph = nodes[0].net_graph_msg_handler.network_graph.read().unwrap();
+ let first_hops = nodes[0].node.list_usable_channels();
+ let route = get_keysend_route(&payer_pubkey, &network_graph, &payee_pubkey,
+ Some(&first_hops.iter().collect::<Vec<_>>()), &vec![], 10000, 40,
+ nodes[0].logger).unwrap();
+
+ let test_preimage = PaymentPreimage([42; 32]);
+ let payment_hash = nodes[0].node.send_spontaneous_payment(&route, Some(test_preimage)).unwrap();
+ check_added_monitors!(nodes[0], 1);
+ let mut events = nodes[0].node.get_and_clear_pending_msg_events();
+ assert_eq!(events.len(), 1);
+ let event = events.pop().unwrap();
+ let path = vec![&nodes[1]];
+ pass_along_path(&nodes[0], &path, 10000, payment_hash, None, event, true, Some(test_preimage));
+ claim_payment(&nodes[0], &path, test_preimage);
+}
+
+fn do_test_max_dust_htlc_exposure(dust_outbound_balance: bool, at_forward: bool, on_holder_tx: bool) {
+ // Test that we properly reject dust HTLC violating our `max_dust_htlc_exposure_msat` policy.
+ //
+ // At HTLC forward (`send_payment()`), if the sum of the trimmed-to-dust HTLC inbound and
+ // trimmed-to-dust HTLC outbound balance and this new payment as included on next counterparty
+ // commitment are above our `max_dust_htlc_exposure_msat`, we'll reject the update.
+ // At HTLC reception (`update_add_htlc()`), if the sum of the trimmed-to-dust HTLC inbound
+ // and trimmed-to-dust HTLC outbound balance and this new received HTLC as included on next
+ // counterparty commitment are above our `max_dust_htlc_exposure_msat`, we'll fail the update.
+ // Note, we return a `temporary_channel_failure` (0x1000 | 7), as the channel might be
+ // available again for HTLC processing once the dust bandwidth has cleared up.
+
+ let chanmon_cfgs = create_chanmon_cfgs(2);
+ let mut config = test_default_channel_config();
+ config.channel_options.max_dust_htlc_exposure_msat = 5_000_000; // default setting value
+ let node_cfgs = create_node_cfgs(2, &chanmon_cfgs);
+ let node_chanmgrs = create_node_chanmgrs(2, &node_cfgs, &[None, Some(config)]);
+ let mut nodes = create_network(2, &node_cfgs, &node_chanmgrs);
+
+ nodes[0].node.create_channel(nodes[1].node.get_our_node_id(), 1_000_000, 500_000_000, 42, None).unwrap();
+ let mut open_channel = get_event_msg!(nodes[0], MessageSendEvent::SendOpenChannel, nodes[1].node.get_our_node_id());
+ open_channel.max_htlc_value_in_flight_msat = 50_000_000;
+ open_channel.max_accepted_htlcs = 60;
+ nodes[1].node.handle_open_channel(&nodes[0].node.get_our_node_id(), InitFeatures::known(), &open_channel);
+ let mut accept_channel = get_event_msg!(nodes[1], MessageSendEvent::SendAcceptChannel, nodes[0].node.get_our_node_id());
+ if on_holder_tx {
+ accept_channel.dust_limit_satoshis = 660;
+ }
+ nodes[0].node.handle_accept_channel(&nodes[1].node.get_our_node_id(), InitFeatures::known(), &accept_channel);
+
+ let (temporary_channel_id, tx, _) = create_funding_transaction(&nodes[0], 1_000_000, 42);
+
+ if on_holder_tx {
+ if let Some(mut chan) = nodes[1].node.channel_state.lock().unwrap().by_id.get_mut(&temporary_channel_id) {
+ chan.holder_dust_limit_satoshis = 660;
+ }
+ }
+
+ nodes[0].node.funding_transaction_generated(&temporary_channel_id, tx.clone()).unwrap();
+ nodes[1].node.handle_funding_created(&nodes[0].node.get_our_node_id(), &get_event_msg!(nodes[0], MessageSendEvent::SendFundingCreated, nodes[1].node.get_our_node_id()));
+ check_added_monitors!(nodes[1], 1);
+
+ nodes[0].node.handle_funding_signed(&nodes[1].node.get_our_node_id(), &get_event_msg!(nodes[1], MessageSendEvent::SendFundingSigned, nodes[0].node.get_our_node_id()));
+ check_added_monitors!(nodes[0], 1);
+
+ 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);
+
+ if on_holder_tx {
+ if dust_outbound_balance {
+ for i in 0..2 {
+ let (route, payment_hash, _, payment_secret) = get_route_and_payment_hash!(nodes[1], nodes[0], 2_300_000);
+ if let Err(_) = nodes[1].node.send_payment(&route, payment_hash, &Some(payment_secret)) { panic!("Unexpected event at dust HTLC {}", i); }
+ }
+ } else {
+ for _ in 0..2 {
+ route_payment(&nodes[0], &[&nodes[1]], 2_300_000);
+ }
+ }
+ } else {
+ if dust_outbound_balance {
+ for i in 0..25 {
+ let (route, payment_hash, _, payment_secret) = get_route_and_payment_hash!(nodes[1], nodes[0], 200_000); // + 177_000 msat of HTLC-success tx at 253 sats/kWU
+ if let Err(_) = nodes[1].node.send_payment(&route, payment_hash, &Some(payment_secret)) { panic!("Unexpected event at dust HTLC {}", i); }
+ }
+ } else {
+ for _ in 0..25 {
+ route_payment(&nodes[0], &[&nodes[1]], 200_000); // + 167_000 msat of HTLC-timeout tx at 253 sats/kWU
+ }
+ }
+ }
+
+ if at_forward {
+ let (route, payment_hash, _, payment_secret) = get_route_and_payment_hash!(nodes[1], nodes[0], if on_holder_tx { 2_300_000 } else { 200_000 });
+ let mut config = UserConfig::default();
+ if on_holder_tx {
+ unwrap_send_err!(nodes[1].node.send_payment(&route, payment_hash, &Some(payment_secret)), true, APIError::ChannelUnavailable { ref err }, assert_eq!(err, &format!("Cannot send value that would put our exposure to dust HTLCs at {} over the limit {} on holder commitment tx", 6_900_000, config.channel_options.max_dust_htlc_exposure_msat)));
+ } else {
+ unwrap_send_err!(nodes[1].node.send_payment(&route, payment_hash, &Some(payment_secret)), true, APIError::ChannelUnavailable { ref err }, assert_eq!(err, &format!("Cannot send value that would put our exposure to dust HTLCs at {} over the limit {} on counterparty commitment tx", 5_200_000, config.channel_options.max_dust_htlc_exposure_msat)));
+ }
+ } else {
+ let (route, payment_hash, _, payment_secret) = get_route_and_payment_hash!(nodes[0], nodes[1 ], if on_holder_tx { 2_300_000 } else { 200_000 });
+ nodes[0].node.send_payment(&route, payment_hash, &Some(payment_secret)).unwrap();
+ check_added_monitors!(nodes[0], 1);
+ let mut events = nodes[0].node.get_and_clear_pending_msg_events();
+ assert_eq!(events.len(), 1);
+ let payment_event = SendEvent::from_event(events.remove(0));
+ nodes[1].node.handle_update_add_htlc(&nodes[0].node.get_our_node_id(), &payment_event.msgs[0]);
+ if on_holder_tx {
+ nodes[1].logger.assert_log("lightning::ln::channel".to_string(), format!("Cannot accept value that would put our exposure to dust HTLCs at {} over the limit {} on holder commitment tx", 6_900_000, config.channel_options.max_dust_htlc_exposure_msat), 1);
+ } else {
+ nodes[1].logger.assert_log("lightning::ln::channel".to_string(), format!("Cannot accept value that would put our exposure to dust HTLCs at {} over the limit {} on counterparty commitment tx", 5_200_000, config.channel_options.max_dust_htlc_exposure_msat), 1);
+ }
+ }
+
+ let _ = nodes[1].node.get_and_clear_pending_msg_events();
+ let mut added_monitors = nodes[1].chain_monitor.added_monitors.lock().unwrap();
+ added_monitors.clear();
+}
+
+#[test]
+fn test_max_dust_htlc_exposure() {
+ do_test_max_dust_htlc_exposure(true, true, true);
+ do_test_max_dust_htlc_exposure(false, true, true);
+ do_test_max_dust_htlc_exposure(false, false, true);
+ do_test_max_dust_htlc_exposure(false, false, false);
+ do_test_max_dust_htlc_exposure(true, true, false);
+ do_test_max_dust_htlc_exposure(true, false, false);
+ do_test_max_dust_htlc_exposure(true, false, true);
+ do_test_max_dust_htlc_exposure(false, true, false);
+}