//! other behavior that exists only on private channels or with a semi-trusted counterparty (eg
//! LSP).
-use chain::Watch;
-use chain::channelmonitor::ChannelMonitor;
-use ln::channelmanager::{ChannelManager, ChannelManagerReadArgs, MIN_CLTV_EXPIRY_DELTA};
-use routing::network_graph::RoutingFees;
-use routing::router::{RouteHint, RouteHintHop};
-use ln::features::InitFeatures;
-use ln::msgs;
-use ln::msgs::{ChannelMessageHandler, RoutingMessageHandler};
-use util::enforcing_trait_impls::EnforcingSigner;
-use util::events::{Event, MessageSendEvent, MessageSendEventsProvider};
-use util::config::UserConfig;
-use util::ser::{Writeable, ReadableArgs};
-use util::test_utils;
-
-use prelude::*;
+use crate::chain::ChannelMonitorUpdateStatus;
+use crate::sign::NodeSigner;
+use crate::events::{ClosureReason, Event, HTLCDestination, MessageSendEvent, MessageSendEventsProvider};
+use crate::ln::channelmanager::{MIN_CLTV_EXPIRY_DELTA, PaymentId, RecipientOnionFields};
+use crate::routing::gossip::RoutingFees;
+use crate::routing::router::{PaymentParameters, RouteHint, RouteHintHop};
+use crate::ln::features::ChannelTypeFeatures;
+use crate::ln::msgs;
+use crate::ln::msgs::{ChannelMessageHandler, RoutingMessageHandler, ChannelUpdate, ErrorAction};
+use crate::ln::wire::Encode;
+use crate::util::config::{UserConfig, MaxDustHTLCExposure};
+use crate::util::ser::Writeable;
+use crate::util::test_utils;
+
+use crate::prelude::*;
use core::default::Default;
-use ln::functional_test_utils::*;
+use crate::ln::functional_test_utils::*;
-use bitcoin::hash_types::BlockHash;
+use bitcoin::blockdata::constants::ChainHash;
+use bitcoin::network::constants::Network;
#[test]
fn test_priv_forwarding_rejection() {
let node_cfgs = create_node_cfgs(3, &chanmon_cfgs);
let mut no_announce_cfg = test_default_channel_config();
no_announce_cfg.accept_forwards_to_priv_channels = false;
+ let persister;
+ let new_chain_monitor;
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 nodes_1_deserialized;
let mut nodes = create_network(3, &node_cfgs, &node_chanmgrs);
- let chan_id_1 = create_announced_chan_between_nodes_with_value(&nodes, 0, 1, 1_000_000, 500_000_000, InitFeatures::known(), InitFeatures::known()).2;
- let chan_id_2 = create_unannounced_chan_between_nodes_with_value(&nodes, 1, 2, 1_000_000, 500_000_000, InitFeatures::known(), InitFeatures::known()).0.channel_id;
+ let chan_id_1 = create_announced_chan_between_nodes_with_value(&nodes, 0, 1, 1_000_000, 500_000_000).2;
+ let chan_id_2 = create_unannounced_chan_between_nodes_with_value(&nodes, 1, 2, 1_000_000, 500_000_000).0.channel_id;
// We should always be able to forward through nodes[1] as long as its out through a public
// channel:
htlc_maximum_msat: None,
}]);
let last_hops = vec![route_hint];
- let (route, our_payment_hash, our_payment_preimage, our_payment_secret) = get_route_and_payment_hash!(nodes[0], nodes[2], last_hops, 10_000, TEST_FINAL_CLTV);
+ let payment_params = PaymentParameters::from_node_id(nodes[2].node.get_our_node_id(), TEST_FINAL_CLTV)
+ .with_bolt11_features(nodes[2].node.bolt11_invoice_features()).unwrap()
+ .with_route_hints(last_hops).unwrap();
+ let (route, our_payment_hash, our_payment_preimage, our_payment_secret) = get_route_and_payment_hash!(nodes[0], nodes[2], payment_params, 10_000);
- nodes[0].node.send_payment(&route, our_payment_hash, &Some(our_payment_secret)).unwrap();
+ nodes[0].node.send_payment_with_route(&route, our_payment_hash,
+ RecipientOnionFields::secret_only(our_payment_secret), PaymentId(our_payment_hash.0)).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]);
// 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);
+ nodes[0].node.peer_disconnected(&nodes[1].node.get_our_node_id());
+ nodes[2].node.peer_disconnected(&nodes[1].node.get_our_node_id());
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());
- get_monitor!(nodes[1], chan_id_1).write(&mut monitor_a_serialized).unwrap();
- get_monitor!(nodes[1], chan_id_2).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());
+ let monitor_a_serialized = get_monitor!(nodes[1], chan_id_1).encode();
+ let monitor_b_serialized = get_monitor!(nodes[1], chan_id_2).encode();
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());
+ reload_node!(nodes[1], no_announce_cfg, &nodes_1_serialized, &[&monitor_a_serialized, &monitor_b_serialized], persister, new_chain_monitor, nodes_1_deserialized);
+
+ nodes[0].node.peer_connected(&nodes[1].node.get_our_node_id(), &msgs::Init {
+ features: nodes[1].node.init_features(), networks: None, remote_network_address: None
+ }, true).unwrap();
+ nodes[1].node.peer_connected(&nodes[0].node.get_our_node_id(), &msgs::Init {
+ features: nodes[0].node.init_features(), networks: None, remote_network_address: None
+ }, false).unwrap();
+ let as_reestablish = get_chan_reestablish_msgs!(nodes[0], nodes[1]).pop().unwrap();
+ let bs_reestablish = get_chan_reestablish_msgs!(nodes[1], nodes[0]).pop().unwrap();
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[1].node.peer_connected(&nodes[2].node.get_our_node_id(), &msgs::Init {
+ features: nodes[2].node.init_features(), networks: None, remote_network_address: None
+ }, true).unwrap();
+ nodes[2].node.peer_connected(&nodes[1].node.get_our_node_id(), &msgs::Init {
+ features: nodes[1].node.init_features(), networks: None, remote_network_address: None
+ }, false).unwrap();
+ let bs_reestablish = get_chan_reestablish_msgs!(nodes[1], nodes[2]).pop().unwrap();
+ let cs_reestablish = get_chan_reestablish_msgs!(nodes[2], nodes[1]).pop().unwrap();
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();
+ nodes[0].node.send_payment_with_route(&route, our_payment_hash,
+ RecipientOnionFields::secret_only(our_payment_secret), PaymentId(our_payment_hash.0)).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);
}
fn do_test_1_conf_open(connect_style: ConnectStyle) {
- // Previously, if the minium_depth config was set to 1, we'd never send a funding_locked. This
+ // Previously, if the minium_depth config was set to 1, we'd never send a channel_ready. This
// tests that we properly send one in that case.
let mut alice_config = UserConfig::default();
- alice_config.own_channel_config.minimum_depth = 1;
- alice_config.channel_options.announced_channel = true;
- alice_config.peer_channel_config_limits.force_announced_channel_preference = false;
+ alice_config.channel_handshake_config.minimum_depth = 1;
+ alice_config.channel_handshake_config.announced_channel = true;
+ alice_config.channel_handshake_limits.force_announced_channel_preference = false;
+ alice_config.channel_config.max_dust_htlc_exposure = MaxDustHTLCExposure::FeeRateMultiplier(5_000_000 / 253);
let mut bob_config = UserConfig::default();
- bob_config.own_channel_config.minimum_depth = 1;
- bob_config.channel_options.announced_channel = true;
- bob_config.peer_channel_config_limits.force_announced_channel_preference = false;
+ bob_config.channel_handshake_config.minimum_depth = 1;
+ bob_config.channel_handshake_config.announced_channel = true;
+ bob_config.channel_handshake_limits.force_announced_channel_preference = false;
+ bob_config.channel_config.max_dust_htlc_exposure = MaxDustHTLCExposure::FeeRateMultiplier(5_000_000 / 253);
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, &[Some(alice_config), Some(bob_config)]);
let mut nodes = create_network(2, &node_cfgs, &node_chanmgrs);
*nodes[0].connect_style.borrow_mut() = connect_style;
- let tx = create_chan_between_nodes_with_value_init(&nodes[0], &nodes[1], 100000, 10001, InitFeatures::known(), InitFeatures::known());
+ let tx = create_chan_between_nodes_with_value_init(&nodes[0], &nodes[1], 100000, 10001);
mine_transaction(&nodes[1], &tx);
- nodes[0].node.handle_funding_locked(&nodes[1].node.get_our_node_id(), &get_event_msg!(nodes[1], MessageSendEvent::SendFundingLocked, nodes[0].node.get_our_node_id()));
+ nodes[0].node.handle_channel_ready(&nodes[1].node.get_our_node_id(), &get_event_msg!(nodes[1], MessageSendEvent::SendChannelReady, nodes[0].node.get_our_node_id()));
assert!(nodes[0].node.get_and_clear_pending_msg_events().is_empty());
mine_transaction(&nodes[0], &tx);
let as_msg_events = nodes[0].node.get_and_clear_pending_msg_events();
assert_eq!(as_msg_events.len(), 2);
- let as_funding_locked = if let MessageSendEvent::SendFundingLocked { ref node_id, ref msg } = as_msg_events[0] {
+ let as_channel_ready = if let MessageSendEvent::SendChannelReady { ref node_id, ref msg } = as_msg_events[0] {
assert_eq!(*node_id, nodes[1].node.get_our_node_id());
msg.clone()
} else { panic!("Unexpected event"); };
assert_eq!(*node_id, nodes[1].node.get_our_node_id());
} else { panic!("Unexpected event"); }
- nodes[1].node.handle_funding_locked(&nodes[0].node.get_our_node_id(), &as_funding_locked);
+ nodes[1].node.handle_channel_ready(&nodes[0].node.get_our_node_id(), &as_channel_ready);
+ expect_channel_ready_event(&nodes[0], &nodes[1].node.get_our_node_id());
+ expect_channel_ready_event(&nodes[1], &nodes[0].node.get_our_node_id());
let bs_msg_events = nodes[1].node.get_and_clear_pending_msg_events();
assert_eq!(bs_msg_events.len(), 1);
if let MessageSendEvent::SendChannelUpdate { ref node_id, msg: _ } = bs_msg_events[0] {
msg.clone()
} else { panic!("Unexpected event"); };
let (bs_announcement, bs_update) = if let MessageSendEvent::BroadcastChannelAnnouncement { ref msg, ref update_msg } = bs_announce_events[1] {
- (msg.clone(), update_msg.clone())
+ (msg.clone(), update_msg.clone().unwrap())
} else { panic!("Unexpected event"); };
nodes[0].node.handle_announcement_signatures(&nodes[1].node.get_our_node_id(), &bs_announcement_sigs);
let as_announce_events = nodes[0].node.get_and_clear_pending_msg_events();
assert_eq!(as_announce_events.len(), 1);
let (announcement, as_update) = if let MessageSendEvent::BroadcastChannelAnnouncement { ref msg, ref update_msg } = as_announce_events[0] {
- (msg.clone(), update_msg.clone())
+ (msg.clone(), update_msg.clone().unwrap())
} else { panic!("Unexpected event"); };
assert_eq!(announcement, bs_announcement);
for node in nodes {
- assert!(node.net_graph_msg_handler.handle_channel_announcement(&announcement).unwrap());
- node.net_graph_msg_handler.handle_channel_update(&as_update).unwrap();
- node.net_graph_msg_handler.handle_channel_update(&bs_update).unwrap();
+ assert!(node.gossip_sync.handle_channel_announcement(&announcement).unwrap());
+ node.gossip_sync.handle_channel_update(&as_update).unwrap();
+ node.gossip_sync.handle_channel_update(&bs_update).unwrap();
}
}
#[test]
let node_chanmgrs = create_node_chanmgrs(3, &node_cfgs, &[None, Some(no_announce_cfg), None]);
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()).2;
- let mut as_funding_locked = create_unannounced_chan_between_nodes_with_value(&nodes, 1, 2, 1_000_000, 500_000_000, InitFeatures::known(), InitFeatures::known()).0;
+ create_announced_chan_between_nodes_with_value(&nodes, 0, 1, 1_000_000, 500_000_000).2;
+ let mut as_channel_ready = create_unannounced_chan_between_nodes_with_value(&nodes, 1, 2, 1_000_000, 500_000_000).0;
let last_hop = nodes[2].node.list_usable_channels();
let hop_hints = vec![RouteHint(vec![RouteHintHop {
htlc_maximum_msat: None,
htlc_minimum_msat: None,
}])];
- let (route, payment_hash, payment_preimage, payment_secret) = get_route_and_payment_hash!(nodes[0], nodes[2], hop_hints, 100_000, 42);
- assert_eq!(route.paths[0][1].short_channel_id, last_hop[0].inbound_scid_alias.unwrap());
- nodes[0].node.send_payment(&route, payment_hash, &Some(payment_secret)).unwrap();
+ let payment_params = PaymentParameters::from_node_id(nodes[2].node.get_our_node_id(), 42)
+ .with_bolt11_features(nodes[2].node.bolt11_invoice_features()).unwrap()
+ .with_route_hints(hop_hints).unwrap();
+ let (route, payment_hash, payment_preimage, payment_secret) = get_route_and_payment_hash!(nodes[0], nodes[2], payment_params, 100_000);
+ assert_eq!(route.paths[0].hops[1].short_channel_id, last_hop[0].inbound_scid_alias.unwrap());
+ nodes[0].node.send_payment_with_route(&route, payment_hash,
+ RecipientOnionFields::secret_only(payment_secret), PaymentId(payment_hash.0)).unwrap();
check_added_monitors!(nodes[0], 1);
pass_along_route(&nodes[0], &[&[&nodes[1], &nodes[2]]], 100_000, payment_hash, payment_secret);
+
+ as_channel_ready.short_channel_id_alias = Some(0xeadbeef);
+ nodes[2].node.handle_channel_ready(&nodes[1].node.get_our_node_id(), &as_channel_ready);
+ // Note that we always respond to a channel_ready with a channel_update. Not a lot of reason
+ // to bother updating that code, so just drop the message here.
+ get_event_msg!(nodes[2], MessageSendEvent::SendChannelUpdate, nodes[1].node.get_our_node_id());
+
claim_payment(&nodes[0], &[&nodes[1], &nodes[2]], payment_preimage);
- // Now test that if a peer sends us a second funding_locked after the channel is operational we
+ // Now test that if a peer sends us a second channel_ready after the channel is operational we
// will use the new alias.
- as_funding_locked.short_channel_id_alias = Some(0xdeadbeef);
- nodes[2].node.handle_funding_locked(&nodes[1].node.get_our_node_id(), &as_funding_locked);
- // Note that we always respond to a funding_locked with a channel_update. Not a lot of reason
+ as_channel_ready.short_channel_id_alias = Some(0xdeadbeef);
+ nodes[2].node.handle_channel_ready(&nodes[1].node.get_our_node_id(), &as_channel_ready);
+ // Note that we always respond to a channel_ready with a channel_update. Not a lot of reason
// to bother updating that code, so just drop the message here.
get_event_msg!(nodes[2], MessageSendEvent::SendChannelUpdate, nodes[1].node.get_our_node_id());
let updated_channel_info = nodes[2].node.list_usable_channels();
assert_eq!(updated_channel_info.len(), 1);
assert_eq!(updated_channel_info[0].inbound_scid_alias.unwrap(), 0xdeadbeef);
- // Note that because we never send a duplicate funding_locked we can't send a payment through
+ // Note that because we never send a duplicate channel_ready we can't send a payment through
// the 0xdeadbeef SCID alias.
}
let mut nodes = create_network(2, &node_cfgs, &node_chanmgrs);
let mut scid_privacy_cfg = test_default_channel_config();
- scid_privacy_cfg.channel_options.announced_channel = true;
- scid_privacy_cfg.own_channel_config.negotiate_scid_privacy = true;
- nodes[0].node.create_channel(nodes[1].node.get_our_node_id(), 100000, 10001, 42, Some(scid_privacy_cfg)).unwrap();
+ scid_privacy_cfg.channel_handshake_config.announced_channel = true;
+ scid_privacy_cfg.channel_handshake_config.negotiate_scid_privacy = true;
+ nodes[0].node.create_channel(nodes[1].node.get_our_node_id(), 100000, 10001, 42, None, Some(scid_privacy_cfg)).unwrap();
let mut open_channel = get_event_msg!(nodes[0], MessageSendEvent::SendOpenChannel, nodes[1].node.get_our_node_id());
assert!(!open_channel.channel_type.as_ref().unwrap().supports_scid_privacy()); // we ignore `negotiate_scid_privacy` on pub channels
open_channel.channel_type.as_mut().unwrap().set_scid_privacy_required();
assert_eq!(open_channel.channel_flags & 1, 1); // The `announce_channel` bit is set.
- nodes[1].node.handle_open_channel(&nodes[0].node.get_our_node_id(), InitFeatures::known(), &open_channel);
- let err = get_err_msg!(nodes[1], nodes[0].node.get_our_node_id());
+ nodes[1].node.handle_open_channel(&nodes[0].node.get_our_node_id(), &open_channel);
+ let err = get_err_msg(&nodes[1], &nodes[0].node.get_our_node_id());
assert_eq!(err.data, "SCID Alias/Privacy Channel Type cannot be set on a public channel");
}
let mut nodes = create_network(2, &node_cfgs, &node_chanmgrs);
let mut scid_privacy_cfg = test_default_channel_config();
- scid_privacy_cfg.channel_options.announced_channel = false;
- scid_privacy_cfg.own_channel_config.negotiate_scid_privacy = true;
- nodes[0].node.create_channel(nodes[1].node.get_our_node_id(), 100000, 10001, 42, Some(scid_privacy_cfg)).unwrap();
+ scid_privacy_cfg.channel_handshake_config.announced_channel = false;
+ scid_privacy_cfg.channel_handshake_config.negotiate_scid_privacy = true;
+ nodes[0].node.create_channel(nodes[1].node.get_our_node_id(), 100000, 10001, 42, None, Some(scid_privacy_cfg)).unwrap();
let init_open_channel = get_event_msg!(nodes[0], MessageSendEvent::SendOpenChannel, nodes[1].node.get_our_node_id());
assert!(init_open_channel.channel_type.as_ref().unwrap().supports_scid_privacy());
let second_open_channel = get_event_msg!(nodes[0], MessageSendEvent::SendOpenChannel, nodes[1].node.get_our_node_id());
assert!(!second_open_channel.channel_type.as_ref().unwrap().supports_scid_privacy());
- nodes[1].node.handle_open_channel(&nodes[0].node.get_our_node_id(), InitFeatures::known(), &second_open_channel);
- nodes[0].node.handle_accept_channel(&nodes[1].node.get_our_node_id(), InitFeatures::known(), &get_event_msg!(nodes[1], MessageSendEvent::SendAcceptChannel, nodes[0].node.get_our_node_id()));
+ nodes[1].node.handle_open_channel(&nodes[0].node.get_our_node_id(), &second_open_channel);
+ nodes[0].node.handle_accept_channel(&nodes[1].node.get_our_node_id(), &get_event_msg!(nodes[1], MessageSendEvent::SendAcceptChannel, nodes[0].node.get_our_node_id()));
let events = nodes[0].node.get_and_clear_pending_events();
assert_eq!(events.len(), 1);
let node_chanmgrs = create_node_chanmgrs(3, &node_cfgs, &[None, Some(accept_forward_cfg), None]);
let mut nodes = create_network(3, &node_cfgs, &node_chanmgrs);
- create_announced_chan_between_nodes_with_value(&nodes, 0, 1, 1_000_000, 0, InitFeatures::known(), InitFeatures::known());
+ create_announced_chan_between_nodes_with_value(&nodes, 0, 1, 1_000_000, 0);
let mut no_announce_cfg = test_default_channel_config();
- no_announce_cfg.channel_options.announced_channel = false;
- no_announce_cfg.own_channel_config.negotiate_scid_privacy = true;
- nodes[1].node.create_channel(nodes[2].node.get_our_node_id(), 100_000, 10_000, 42, Some(no_announce_cfg)).unwrap();
+ no_announce_cfg.channel_handshake_config.announced_channel = false;
+ no_announce_cfg.channel_handshake_config.negotiate_scid_privacy = true;
+ nodes[1].node.create_channel(nodes[2].node.get_our_node_id(), 100_000, 10_000, 42, None, Some(no_announce_cfg)).unwrap();
let mut open_channel = get_event_msg!(nodes[1], MessageSendEvent::SendOpenChannel, nodes[2].node.get_our_node_id());
assert!(open_channel.channel_type.as_ref().unwrap().requires_scid_privacy());
- nodes[2].node.handle_open_channel(&nodes[1].node.get_our_node_id(), InitFeatures::known(), &open_channel);
+ nodes[2].node.handle_open_channel(&nodes[1].node.get_our_node_id(), &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);
+ nodes[1].node.handle_accept_channel(&nodes[2].node.get_our_node_id(), &accept_channel);
- let (temporary_channel_id, tx, _) = create_funding_transaction(&nodes[1], 100_000, 42);
- nodes[1].node.funding_transaction_generated(&temporary_channel_id, tx.clone()).unwrap();
+ let (temporary_channel_id, tx, _) = create_funding_transaction(&nodes[1], &nodes[2].node.get_our_node_id(), 100_000, 42);
+ nodes[1].node.funding_transaction_generated(&temporary_channel_id, &nodes[2].node.get_our_node_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);
let cs_funding_signed = get_event_msg!(nodes[2], MessageSendEvent::SendFundingSigned, nodes[1].node.get_our_node_id());
+ expect_channel_pending_event(&nodes[2], &nodes[1].node.get_our_node_id());
+
nodes[1].node.handle_funding_signed(&nodes[2].node.get_our_node_id(), &cs_funding_signed);
+ expect_channel_pending_event(&nodes[1], &nodes[2].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);
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 bs_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()));
+ let bs_channel_ready = get_event_msg!(nodes[1], MessageSendEvent::SendChannelReady, nodes[2].node.get_our_node_id());
+ nodes[1].node.handle_channel_ready(&nodes[2].node.get_our_node_id(), &get_event_msg!(nodes[2], MessageSendEvent::SendChannelReady, nodes[1].node.get_our_node_id()));
+ expect_channel_ready_event(&nodes[1], &nodes[2].node.get_our_node_id());
let bs_update = 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(), &bs_funding_locked);
+ nodes[2].node.handle_channel_ready(&nodes[1].node.get_our_node_id(), &bs_channel_ready);
+ expect_channel_ready_event(&nodes[2], &nodes[1].node.get_our_node_id());
let cs_update = get_event_msg!(nodes[2], MessageSendEvent::SendChannelUpdate, nodes[1].node.get_our_node_id());
nodes[1].node.handle_channel_update(&nodes[2].node.get_our_node_id(), &cs_update);
htlc_maximum_msat: None,
htlc_minimum_msat: None,
}])];
- let (route, payment_hash, payment_preimage, payment_secret) = get_route_and_payment_hash!(nodes[0], nodes[2], hop_hints.clone(), 100_000, 42);
- assert_eq!(route.paths[0][1].short_channel_id, last_hop[0].inbound_scid_alias.unwrap());
- nodes[0].node.send_payment(&route, payment_hash, &Some(payment_secret)).unwrap();
+ let payment_params = PaymentParameters::from_node_id(nodes[2].node.get_our_node_id(), 42)
+ .with_bolt11_features(nodes[2].node.bolt11_invoice_features()).unwrap()
+ .with_route_hints(hop_hints.clone()).unwrap();
+ let (route, payment_hash, payment_preimage, payment_secret) = get_route_and_payment_hash!(nodes[0], nodes[2], payment_params, 100_000);
+ assert_eq!(route.paths[0].hops[1].short_channel_id, last_hop[0].inbound_scid_alias.unwrap());
+ nodes[0].node.send_payment_with_route(&route, payment_hash,
+ RecipientOnionFields::secret_only(payment_secret), PaymentId(payment_hash.0)).unwrap();
check_added_monitors!(nodes[0], 1);
pass_along_route(&nodes[0], &[&[&nodes[1], &nodes[2]]], 100_000, payment_hash, payment_secret);
// what channel we're talking about.
hop_hints[0].0[0].short_channel_id = last_hop[0].short_channel_id.unwrap();
- let (route_2, payment_hash_2, _, payment_secret_2) = get_route_and_payment_hash!(nodes[0], nodes[2], hop_hints, 100_000, 42);
- assert_eq!(route_2.paths[0][1].short_channel_id, last_hop[0].short_channel_id.unwrap());
- nodes[0].node.send_payment(&route_2, payment_hash_2, &Some(payment_secret_2)).unwrap();
+ let payment_params_2 = PaymentParameters::from_node_id(nodes[2].node.get_our_node_id(), 42)
+ .with_bolt11_features(nodes[2].node.bolt11_invoice_features()).unwrap()
+ .with_route_hints(hop_hints).unwrap();
+ let (route_2, payment_hash_2, _, payment_secret_2) = get_route_and_payment_hash!(nodes[0], nodes[2], payment_params_2, 100_000);
+ assert_eq!(route_2.paths[0].hops[1].short_channel_id, last_hop[0].short_channel_id.unwrap());
+ nodes[0].node.send_payment_with_route(&route_2, payment_hash_2,
+ RecipientOnionFields::secret_only(payment_secret_2), PaymentId(payment_hash_2.0)).unwrap();
check_added_monitors!(nodes[0], 1);
let payment_event = SendEvent::from_node(&nodes[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, true, true);
- nodes[1].logger.assert_log_regex("lightning::ln::channelmanager".to_string(), regex::Regex::new(r"Refusing to forward over real channel SCID as our counterparty requested").unwrap(), 1);
+ nodes[1].logger.assert_log_regex("lightning::ln::channelmanager", regex::Regex::new(r"Refusing to forward over real channel SCID as our counterparty requested").unwrap(), 1);
let mut updates = get_htlc_update_msgs!(nodes[1], nodes[0].node.get_our_node_id());
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, false);
- expect_payment_failed_conditions!(nodes[0], payment_hash_2, false,
+ expect_payment_failed_conditions(&nodes[0], payment_hash_2, false,
PaymentFailedConditions::new().blamed_scid(last_hop[0].short_channel_id.unwrap())
.blamed_chan_closed(true).expected_htlc_error_data(0x4000|10, &[0; 0]));
}
+
+#[test]
+fn test_scid_alias_returned() {
+ // Tests that when we fail an HTLC (in this case due to attempting to forward more than the
+ // channel's available balance) we use the correct (in this case the aliased) SCID in the
+ // channel_update which is returned in the onion to the sender.
+ let chanmon_cfgs = create_chanmon_cfgs(3);
+ let node_cfgs = create_node_cfgs(3, &chanmon_cfgs);
+ let mut accept_forward_cfg = test_default_channel_config();
+ accept_forward_cfg.accept_forwards_to_priv_channels = true;
+ let node_chanmgrs = create_node_chanmgrs(3, &node_cfgs, &[None, Some(accept_forward_cfg), None]);
+ let nodes = create_network(3, &node_cfgs, &node_chanmgrs);
+
+ create_announced_chan_between_nodes_with_value(&nodes, 0, 1, 10_000_000, 0);
+ let chan = create_unannounced_chan_between_nodes_with_value(&nodes, 1, 2, 10_000, 0);
+
+ let last_hop = nodes[2].node.list_usable_channels();
+ let mut hop_hints = vec![RouteHint(vec![RouteHintHop {
+ src_node_id: nodes[1].node.get_our_node_id(),
+ short_channel_id: last_hop[0].inbound_scid_alias.unwrap(),
+ fees: RoutingFees {
+ base_msat: last_hop[0].counterparty.forwarding_info.as_ref().unwrap().fee_base_msat,
+ proportional_millionths: last_hop[0].counterparty.forwarding_info.as_ref().unwrap().fee_proportional_millionths,
+ },
+ cltv_expiry_delta: last_hop[0].counterparty.forwarding_info.as_ref().unwrap().cltv_expiry_delta,
+ htlc_maximum_msat: None,
+ htlc_minimum_msat: None,
+ }])];
+ let payment_params = PaymentParameters::from_node_id(nodes[2].node.get_our_node_id(), 42)
+ .with_bolt11_features(nodes[2].node.bolt11_invoice_features()).unwrap()
+ .with_route_hints(hop_hints).unwrap();
+ let (mut route, payment_hash, _, payment_secret) = get_route_and_payment_hash!(nodes[0], nodes[2], payment_params, 10_000);
+ assert_eq!(route.paths[0].hops[1].short_channel_id, nodes[2].node.list_usable_channels()[0].inbound_scid_alias.unwrap());
+
+ route.paths[0].hops[1].fee_msat = 10_000_000; // Overshoot the last channel's value
+
+ // Route the HTLC through to the destination.
+ nodes[0].node.send_payment_with_route(&route, payment_hash,
+ RecipientOnionFields::secret_only(payment_secret), PaymentId(payment_hash.0)).unwrap();
+ check_added_monitors!(nodes[0], 1);
+ let as_updates = get_htlc_update_msgs!(nodes[0], nodes[1].node.get_our_node_id());
+ nodes[1].node.handle_update_add_htlc(&nodes[0].node.get_our_node_id(), &as_updates.update_add_htlcs[0]);
+ commitment_signed_dance!(nodes[1], nodes[0], &as_updates.commitment_signed, false, true);
+
+ expect_pending_htlcs_forwardable!(nodes[1]);
+ expect_pending_htlcs_forwardable_and_htlc_handling_failed!(nodes[1], vec![HTLCDestination::NextHopChannel { node_id: Some(nodes[2].node.get_our_node_id()), channel_id: chan.0.channel_id }]);
+ check_added_monitors!(nodes[1], 1);
+
+ let bs_updates = get_htlc_update_msgs!(nodes[1], nodes[0].node.get_our_node_id());
+ nodes[0].node.handle_update_fail_htlc(&nodes[1].node.get_our_node_id(), &bs_updates.update_fail_htlcs[0]);
+ commitment_signed_dance!(nodes[0], nodes[1], bs_updates.commitment_signed, false, true);
+
+ // Build the expected channel update
+ let contents = msgs::UnsignedChannelUpdate {
+ chain_hash: ChainHash::using_genesis_block(Network::Testnet),
+ short_channel_id: last_hop[0].inbound_scid_alias.unwrap(),
+ timestamp: 21,
+ flags: 1,
+ cltv_expiry_delta: accept_forward_cfg.channel_config.cltv_expiry_delta,
+ htlc_minimum_msat: 1_000,
+ htlc_maximum_msat: 1_000_000, // Defaults to 10% of the channel value
+ fee_base_msat: last_hop[0].counterparty.forwarding_info.as_ref().unwrap().fee_base_msat,
+ fee_proportional_millionths: last_hop[0].counterparty.forwarding_info.as_ref().unwrap().fee_proportional_millionths,
+ excess_data: Vec::new(),
+ };
+ let signature = nodes[1].keys_manager.sign_gossip_message(msgs::UnsignedGossipMessage::ChannelUpdate(&contents)).unwrap();
+ let msg = msgs::ChannelUpdate { signature, contents };
+
+ let mut err_data = Vec::new();
+ err_data.extend_from_slice(&(msg.serialized_length() as u16 + 2).to_be_bytes());
+ err_data.extend_from_slice(&ChannelUpdate::TYPE.to_be_bytes());
+ err_data.extend_from_slice(&msg.encode());
+
+ expect_payment_failed_conditions(&nodes[0], payment_hash, false,
+ PaymentFailedConditions::new().blamed_scid(last_hop[0].inbound_scid_alias.unwrap())
+ .blamed_chan_closed(false).expected_htlc_error_data(0x1000|7, &err_data));
+
+ route.paths[0].hops[1].fee_msat = 10_000; // Reset to the correct payment amount
+ route.paths[0].hops[0].fee_msat = 0; // But set fee paid to the middle hop to 0
+
+ // Route the HTLC through to the destination.
+ nodes[0].node.send_payment_with_route(&route, payment_hash,
+ RecipientOnionFields::secret_only(payment_secret), PaymentId(payment_hash.0)).unwrap();
+ check_added_monitors!(nodes[0], 1);
+ let as_updates = get_htlc_update_msgs!(nodes[0], nodes[1].node.get_our_node_id());
+ nodes[1].node.handle_update_add_htlc(&nodes[0].node.get_our_node_id(), &as_updates.update_add_htlcs[0]);
+ commitment_signed_dance!(nodes[1], nodes[0], &as_updates.commitment_signed, false, true);
+
+ let bs_updates = get_htlc_update_msgs!(nodes[1], nodes[0].node.get_our_node_id());
+ nodes[0].node.handle_update_fail_htlc(&nodes[1].node.get_our_node_id(), &bs_updates.update_fail_htlcs[0]);
+ commitment_signed_dance!(nodes[0], nodes[1], bs_updates.commitment_signed, false, true);
+
+ let mut err_data = Vec::new();
+ err_data.extend_from_slice(&10_000u64.to_be_bytes());
+ err_data.extend_from_slice(&(msg.serialized_length() as u16 + 2).to_be_bytes());
+ err_data.extend_from_slice(&ChannelUpdate::TYPE.to_be_bytes());
+ err_data.extend_from_slice(&msg.encode());
+ expect_payment_failed_conditions(&nodes[0], payment_hash, false,
+ PaymentFailedConditions::new().blamed_scid(last_hop[0].inbound_scid_alias.unwrap())
+ .blamed_chan_closed(false).expected_htlc_error_data(0x1000|12, &err_data));
+}
+
+#[test]
+fn test_simple_0conf_channel() {
+ // If our peer tells us they will accept our channel with 0 confs, and we funded the channel,
+ // we should trust the funding won't be double-spent (assuming `trust_own_funding_0conf` is
+ // set)!
+ // Further, if we `accept_inbound_channel_from_trusted_peer_0conf`, `channel_ready` messages
+ // should fly immediately and the channel should be available for use as soon as they are
+ // received.
+
+ let chanmon_cfgs = create_chanmon_cfgs(2);
+ let node_cfgs = create_node_cfgs(2, &chanmon_cfgs);
+ let mut chan_config = test_default_channel_config();
+ chan_config.manually_accept_inbound_channels = true;
+
+ let node_chanmgrs = create_node_chanmgrs(2, &node_cfgs, &[None, Some(chan_config)]);
+ let nodes = create_network(2, &node_cfgs, &node_chanmgrs);
+
+ open_zero_conf_channel(&nodes[0], &nodes[1], None);
+
+ send_payment(&nodes[0], &[&nodes[1]], 100_000);
+}
+
+#[test]
+fn test_0conf_channel_with_async_monitor() {
+ // Test that we properly send out channel_ready in (both inbound- and outbound-) zero-conf
+ // channels if ChannelMonitor updates return a `TemporaryFailure` during the initial channel
+ // negotiation.
+
+ let chanmon_cfgs = create_chanmon_cfgs(3);
+ let node_cfgs = create_node_cfgs(3, &chanmon_cfgs);
+ let mut chan_config = test_default_channel_config();
+ chan_config.manually_accept_inbound_channels = true;
+ let node_chanmgrs = create_node_chanmgrs(3, &node_cfgs, &[None, Some(chan_config), None]);
+ let nodes = create_network(3, &node_cfgs, &node_chanmgrs);
+
+ create_announced_chan_between_nodes_with_value(&nodes, 1, 2, 1_000_000, 0);
+
+ chan_config.channel_handshake_config.announced_channel = false;
+ nodes[0].node.create_channel(nodes[1].node.get_our_node_id(), 100000, 10001, 42, None, Some(chan_config)).unwrap();
+ let open_channel = get_event_msg!(nodes[0], MessageSendEvent::SendOpenChannel, nodes[1].node.get_our_node_id());
+
+ nodes[1].node.handle_open_channel(&nodes[0].node.get_our_node_id(), &open_channel);
+ let events = nodes[1].node.get_and_clear_pending_events();
+ assert_eq!(events.len(), 1);
+ match events[0] {
+ Event::OpenChannelRequest { temporary_channel_id, .. } => {
+ nodes[1].node.accept_inbound_channel_from_trusted_peer_0conf(&temporary_channel_id, &nodes[0].node.get_our_node_id(), 0).unwrap();
+ },
+ _ => panic!("Unexpected event"),
+ };
+
+ let mut accept_channel = get_event_msg!(nodes[1], MessageSendEvent::SendAcceptChannel, nodes[0].node.get_our_node_id());
+ assert_eq!(accept_channel.minimum_depth, 0);
+ nodes[0].node.handle_accept_channel(&nodes[1].node.get_our_node_id(), &accept_channel);
+
+ let (temporary_channel_id, tx, funding_output) = create_funding_transaction(&nodes[0], &nodes[1].node.get_our_node_id(), 100000, 42);
+ nodes[0].node.funding_transaction_generated(&temporary_channel_id, &nodes[1].node.get_our_node_id(), tx.clone()).unwrap();
+ let funding_created = get_event_msg!(nodes[0], MessageSendEvent::SendFundingCreated, nodes[1].node.get_our_node_id());
+
+ chanmon_cfgs[1].persister.set_update_ret(ChannelMonitorUpdateStatus::InProgress);
+ nodes[1].node.handle_funding_created(&nodes[0].node.get_our_node_id(), &funding_created);
+ check_added_monitors!(nodes[1], 1);
+ assert!(nodes[1].node.get_and_clear_pending_events().is_empty());
+
+ let channel_id = funding_output.to_channel_id();
+ nodes[1].chain_monitor.complete_sole_pending_chan_update(&channel_id);
+ expect_channel_pending_event(&nodes[1], &nodes[0].node.get_our_node_id());
+
+ let bs_signed_locked = nodes[1].node.get_and_clear_pending_msg_events();
+ assert_eq!(bs_signed_locked.len(), 2);
+ chanmon_cfgs[0].persister.set_update_ret(ChannelMonitorUpdateStatus::InProgress);
+
+ match &bs_signed_locked[0] {
+ MessageSendEvent::SendFundingSigned { node_id, msg } => {
+ assert_eq!(*node_id, nodes[0].node.get_our_node_id());
+ nodes[0].node.handle_funding_signed(&nodes[1].node.get_our_node_id(), &msg);
+ check_added_monitors!(nodes[0], 1);
+ }
+ _ => panic!("Unexpected event"),
+ }
+ match &bs_signed_locked[1] {
+ MessageSendEvent::SendChannelReady { node_id, msg } => {
+ assert_eq!(*node_id, nodes[0].node.get_our_node_id());
+ nodes[0].node.handle_channel_ready(&nodes[1].node.get_our_node_id(), &msg);
+ }
+ _ => panic!("Unexpected event"),
+ }
+
+ assert!(nodes[0].tx_broadcaster.txn_broadcasted.lock().unwrap().is_empty());
+
+ assert!(nodes[0].node.get_and_clear_pending_msg_events().is_empty());
+ nodes[0].chain_monitor.complete_sole_pending_chan_update(&channel_id);
+
+ let events = nodes[0].node.get_and_clear_pending_events();
+ assert_eq!(events.len(), 2);
+ match events[0] {
+ crate::events::Event::ChannelPending { ref counterparty_node_id, .. } => {
+ assert_eq!(nodes[1].node.get_our_node_id(), *counterparty_node_id);
+ },
+ _ => panic!("Unexpected event"),
+ }
+ match events[1] {
+ crate::events::Event::ChannelReady { ref counterparty_node_id, .. } => {
+ assert_eq!(nodes[1].node.get_our_node_id(), *counterparty_node_id);
+ },
+ _ => panic!("Unexpected event"),
+ }
+
+ let as_locked_update = nodes[0].node.get_and_clear_pending_msg_events();
+
+ // Note that the funding transaction is actually released when
+ // get_and_clear_pending_msg_events, above, checks for monitor events.
+ assert_eq!(nodes[0].tx_broadcaster.txn_broadcasted.lock().unwrap().len(), 1);
+ assert_eq!(nodes[0].tx_broadcaster.txn_broadcasted.lock().unwrap().split_off(0)[0], tx);
+
+ match &as_locked_update[0] {
+ MessageSendEvent::SendChannelReady { node_id, msg } => {
+ assert_eq!(*node_id, nodes[1].node.get_our_node_id());
+ nodes[1].node.handle_channel_ready(&nodes[0].node.get_our_node_id(), &msg);
+ }
+ _ => panic!("Unexpected event"),
+ }
+ expect_channel_ready_event(&nodes[1], &nodes[0].node.get_our_node_id());
+
+ let bs_channel_update = get_event_msg!(nodes[1], MessageSendEvent::SendChannelUpdate, nodes[0].node.get_our_node_id());
+
+ let as_channel_update = match &as_locked_update[1] {
+ MessageSendEvent::SendChannelUpdate { node_id, msg } => {
+ assert_eq!(*node_id, nodes[1].node.get_our_node_id());
+ msg.clone()
+ }
+ _ => panic!("Unexpected event"),
+ };
+
+ chanmon_cfgs[0].persister.set_update_ret(ChannelMonitorUpdateStatus::Completed);
+ chanmon_cfgs[1].persister.set_update_ret(ChannelMonitorUpdateStatus::Completed);
+
+ nodes[0].node.handle_channel_update(&nodes[1].node.get_our_node_id(), &bs_channel_update);
+ nodes[1].node.handle_channel_update(&nodes[0].node.get_our_node_id(), &as_channel_update);
+
+ assert_eq!(nodes[0].node.list_usable_channels().len(), 1);
+ assert_eq!(nodes[1].node.list_usable_channels().len(), 2);
+
+ send_payment(&nodes[0], &[&nodes[1]], 100_000);
+
+ // Now that we have useful channels, try sending a payment where the we hit a temporary monitor
+ // failure before we've ever confirmed the funding transaction. This previously caused a panic.
+ let (route, payment_hash, payment_preimage, payment_secret) = get_route_and_payment_hash!(nodes[0], nodes[2], 1_000_000);
+
+ nodes[0].node.send_payment_with_route(&route, payment_hash,
+ RecipientOnionFields::secret_only(payment_secret), PaymentId(payment_hash.0)).unwrap();
+ check_added_monitors!(nodes[0], 1);
+
+ let as_send = SendEvent::from_node(&nodes[0]);
+ nodes[1].node.handle_update_add_htlc(&nodes[0].node.get_our_node_id(), &as_send.msgs[0]);
+ nodes[1].node.handle_commitment_signed(&nodes[0].node.get_our_node_id(), &as_send.commitment_msg);
+ check_added_monitors!(nodes[1], 1);
+
+ let (bs_raa, bs_commitment_signed) = get_revoke_commit_msgs!(nodes[1], nodes[0].node.get_our_node_id());
+ nodes[0].node.handle_revoke_and_ack(&nodes[1].node.get_our_node_id(), &bs_raa);
+ check_added_monitors!(nodes[0], 1);
+
+ nodes[0].node.handle_commitment_signed(&nodes[1].node.get_our_node_id(), &bs_commitment_signed);
+ check_added_monitors!(nodes[0], 1);
+
+ chanmon_cfgs[1].persister.set_update_ret(ChannelMonitorUpdateStatus::InProgress);
+ nodes[1].node.handle_revoke_and_ack(&nodes[0].node.get_our_node_id(), &get_event_msg!(nodes[0], MessageSendEvent::SendRevokeAndACK, nodes[1].node.get_our_node_id()));
+ check_added_monitors!(nodes[1], 1);
+ assert!(nodes[1].node.get_and_clear_pending_msg_events().is_empty());
+
+ chanmon_cfgs[1].persister.set_update_ret(ChannelMonitorUpdateStatus::Completed);
+ let (outpoint, _, latest_update) = nodes[1].chain_monitor.latest_monitor_update_id.lock().unwrap().get(&bs_raa.channel_id).unwrap().clone();
+ nodes[1].chain_monitor.chain_monitor.channel_monitor_updated(outpoint, latest_update).unwrap();
+ check_added_monitors!(nodes[1], 0);
+ expect_pending_htlcs_forwardable!(nodes[1]);
+ check_added_monitors!(nodes[1], 1);
+
+ let bs_send = SendEvent::from_node(&nodes[1]);
+ nodes[2].node.handle_update_add_htlc(&nodes[1].node.get_our_node_id(), &bs_send.msgs[0]);
+ commitment_signed_dance!(nodes[2], nodes[1], bs_send.commitment_msg, false);
+ expect_pending_htlcs_forwardable!(nodes[2]);
+ expect_payment_claimable!(nodes[2], payment_hash, payment_secret, 1_000_000);
+ claim_payment(&nodes[0], &[&nodes[1], &nodes[2]], payment_preimage);
+
+ confirm_transaction(&nodes[0], &tx);
+ confirm_transaction(&nodes[1], &tx);
+
+ send_payment(&nodes[0], &[&nodes[1]], 100_000);
+}
+
+#[test]
+fn test_0conf_close_no_early_chan_update() {
+ // Tests that even with a public channel 0conf channel, we don't generate a channel_update on
+ // closing.
+ let chanmon_cfgs = create_chanmon_cfgs(2);
+ let node_cfgs = create_node_cfgs(2, &chanmon_cfgs);
+ let mut chan_config = test_default_channel_config();
+ chan_config.manually_accept_inbound_channels = true;
+
+ let node_chanmgrs = create_node_chanmgrs(2, &node_cfgs, &[None, Some(chan_config)]);
+ let nodes = create_network(2, &node_cfgs, &node_chanmgrs);
+
+ // This is the default but we force it on anyway
+ chan_config.channel_handshake_config.announced_channel = true;
+ open_zero_conf_channel(&nodes[0], &nodes[1], Some(chan_config));
+
+ // We can use the channel immediately, but won't generate a channel_update until we get confs
+ send_payment(&nodes[0], &[&nodes[1]], 100_000);
+
+ nodes[0].node.force_close_all_channels_broadcasting_latest_txn();
+ check_added_monitors!(nodes[0], 1);
+ check_closed_event!(&nodes[0], 1, ClosureReason::HolderForceClosed, [nodes[1].node.get_our_node_id()], 100000);
+ let _ = get_err_msg(&nodes[0], &nodes[1].node.get_our_node_id());
+}
+
+#[test]
+fn test_public_0conf_channel() {
+ // Tests that we will announce a public channel (after confirmation) even if its 0conf.
+ let chanmon_cfgs = create_chanmon_cfgs(2);
+ let node_cfgs = create_node_cfgs(2, &chanmon_cfgs);
+ let mut chan_config = test_default_channel_config();
+ chan_config.manually_accept_inbound_channels = true;
+
+ let node_chanmgrs = create_node_chanmgrs(2, &node_cfgs, &[None, Some(chan_config)]);
+ let nodes = create_network(2, &node_cfgs, &node_chanmgrs);
+
+ // This is the default but we force it on anyway
+ chan_config.channel_handshake_config.announced_channel = true;
+ let (tx, ..) = open_zero_conf_channel(&nodes[0], &nodes[1], Some(chan_config));
+
+ // We can use the channel immediately, but we can't announce it until we get 6+ confirmations
+ send_payment(&nodes[0], &[&nodes[1]], 100_000);
+
+ let scid = confirm_transaction(&nodes[0], &tx);
+ let as_announcement_sigs = get_event_msg!(nodes[0], MessageSendEvent::SendAnnouncementSignatures, nodes[1].node.get_our_node_id());
+ assert_eq!(confirm_transaction(&nodes[1], &tx), scid);
+ let bs_announcement_sigs = get_event_msg!(nodes[1], MessageSendEvent::SendAnnouncementSignatures, nodes[0].node.get_our_node_id());
+
+ nodes[1].node.handle_announcement_signatures(&nodes[0].node.get_our_node_id(), &as_announcement_sigs);
+ nodes[0].node.handle_announcement_signatures(&nodes[1].node.get_our_node_id(), &bs_announcement_sigs);
+
+ let bs_announcement = nodes[1].node.get_and_clear_pending_msg_events();
+ assert_eq!(bs_announcement.len(), 1);
+ let announcement;
+ let bs_update;
+ match bs_announcement[0] {
+ MessageSendEvent::BroadcastChannelAnnouncement { ref msg, ref update_msg } => {
+ announcement = msg.clone();
+ bs_update = update_msg.clone().unwrap();
+ },
+ _ => panic!("Unexpected event"),
+ };
+
+ let as_announcement = nodes[0].node.get_and_clear_pending_msg_events();
+ assert_eq!(as_announcement.len(), 1);
+ match as_announcement[0] {
+ MessageSendEvent::BroadcastChannelAnnouncement { ref msg, ref update_msg } => {
+ assert!(announcement == *msg);
+ let update_msg = update_msg.as_ref().unwrap();
+ assert_eq!(update_msg.contents.short_channel_id, scid);
+ assert_eq!(update_msg.contents.short_channel_id, announcement.contents.short_channel_id);
+ assert_eq!(update_msg.contents.short_channel_id, bs_update.contents.short_channel_id);
+ },
+ _ => panic!("Unexpected event"),
+ };
+}
+
+#[test]
+fn test_0conf_channel_reorg() {
+ // If we accept a 0conf channel, which is then confirmed, but then changes SCID in a reorg, we
+ // have to make sure we handle this correctly (or, currently, just force-close the channel).
+
+ let chanmon_cfgs = create_chanmon_cfgs(2);
+ let node_cfgs = create_node_cfgs(2, &chanmon_cfgs);
+ let mut chan_config = test_default_channel_config();
+ chan_config.manually_accept_inbound_channels = true;
+
+ let node_chanmgrs = create_node_chanmgrs(2, &node_cfgs, &[None, Some(chan_config)]);
+ let nodes = create_network(2, &node_cfgs, &node_chanmgrs);
+
+ // This is the default but we force it on anyway
+ chan_config.channel_handshake_config.announced_channel = true;
+ let (tx, ..) = open_zero_conf_channel(&nodes[0], &nodes[1], Some(chan_config));
+
+ // We can use the channel immediately, but we can't announce it until we get 6+ confirmations
+ send_payment(&nodes[0], &[&nodes[1]], 100_000);
+
+ mine_transaction(&nodes[0], &tx);
+ mine_transaction(&nodes[1], &tx);
+
+ // Send a payment using the channel's real SCID, which will be public in a few blocks once we
+ // can generate a channel_announcement.
+ let real_scid = nodes[0].node.list_usable_channels()[0].short_channel_id.unwrap();
+ assert_eq!(nodes[1].node.list_usable_channels()[0].short_channel_id.unwrap(), real_scid);
+
+ let (mut route, payment_hash, payment_preimage, payment_secret) = get_route_and_payment_hash!(nodes[0], nodes[1], 10_000);
+ assert_eq!(route.paths[0].hops[0].short_channel_id, real_scid);
+ send_along_route_with_secret(&nodes[0], route, &[&[&nodes[1]]], 10_000, payment_hash, payment_secret);
+ claim_payment(&nodes[0], &[&nodes[1]], payment_preimage);
+
+ disconnect_blocks(&nodes[0], 1);
+ disconnect_blocks(&nodes[1], 1);
+
+ // At this point the channel no longer has an SCID again. In the future we should likely
+ // support simply un-setting the SCID and waiting until the channel gets re-confirmed, but for
+ // now we force-close the channel here.
+ check_closed_event!(&nodes[0], 1, ClosureReason::ProcessingError {
+ err: "Funding transaction was un-confirmed. Locked at 0 confs, now have 0 confs.".to_owned()
+ }, [nodes[1].node.get_our_node_id()], 100000);
+ check_closed_broadcast!(nodes[0], true);
+ check_added_monitors(&nodes[0], 1);
+ check_closed_event!(&nodes[1], 1, ClosureReason::ProcessingError {
+ err: "Funding transaction was un-confirmed. Locked at 0 confs, now have 0 confs.".to_owned()
+ }, [nodes[0].node.get_our_node_id()], 100000);
+ check_closed_broadcast!(nodes[1], true);
+ check_added_monitors(&nodes[1], 1);
+}
+
+#[test]
+fn test_zero_conf_accept_reject() {
+ let mut channel_type_features = ChannelTypeFeatures::only_static_remote_key();
+ channel_type_features.set_zero_conf_required();
+
+ // 1. Check we reject zero conf channels by default
+ 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, None).unwrap();
+ let mut open_channel_msg = get_event_msg!(nodes[0], MessageSendEvent::SendOpenChannel, nodes[1].node.get_our_node_id());
+
+ open_channel_msg.channel_type = Some(channel_type_features.clone());
+
+ nodes[1].node.handle_open_channel(&nodes[0].node.get_our_node_id(), &open_channel_msg);
+
+ let msg_events = nodes[1].node.get_and_clear_pending_msg_events();
+ match msg_events[0] {
+ MessageSendEvent::HandleError { action: ErrorAction::SendErrorMessage { ref msg, .. }, .. } => {
+ assert_eq!(msg.data, "No zero confirmation channels accepted".to_owned());
+ },
+ _ => panic!(),
+ }
+
+ // 2. Check we can manually accept zero conf channels via the right method
+ let mut manually_accept_conf = UserConfig::default();
+ manually_accept_conf.manually_accept_inbound_channels = true;
+
+ 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, Some(manually_accept_conf.clone())]);
+ let nodes = create_network(2, &node_cfgs, &node_chanmgrs);
+
+ // 2.1 First try the non-0conf method to manually accept
+ nodes[0].node.create_channel(nodes[1].node.get_our_node_id(), 100000, 10001, 42,
+ None, Some(manually_accept_conf)).unwrap();
+ let mut open_channel_msg = get_event_msg!(nodes[0], MessageSendEvent::SendOpenChannel,
+ nodes[1].node.get_our_node_id());
+
+ open_channel_msg.channel_type = Some(channel_type_features.clone());
+
+ nodes[1].node.handle_open_channel(&nodes[0].node.get_our_node_id(), &open_channel_msg);
+
+ // Assert that `nodes[1]` has no `MessageSendEvent::SendAcceptChannel` in the `msg_events`.
+ assert!(nodes[1].node.get_and_clear_pending_msg_events().is_empty());
+
+ let events = nodes[1].node.get_and_clear_pending_events();
+
+ match events[0] {
+ Event::OpenChannelRequest { temporary_channel_id, .. } => {
+ // Assert we fail to accept via the non-0conf method
+ assert!(nodes[1].node.accept_inbound_channel(&temporary_channel_id,
+ &nodes[0].node.get_our_node_id(), 0).is_err());
+ },
+ _ => panic!(),
+ }
+
+ let msg_events = nodes[1].node.get_and_clear_pending_msg_events();
+ match msg_events[0] {
+ MessageSendEvent::HandleError { action: ErrorAction::SendErrorMessage { ref msg, .. }, .. } => {
+ assert_eq!(msg.data, "No zero confirmation channels accepted".to_owned());
+ },
+ _ => panic!(),
+ }
+
+ // 2.2 Try again with the 0conf method to manually accept
+ nodes[0].node.create_channel(nodes[1].node.get_our_node_id(), 100000, 10001, 42,
+ None, Some(manually_accept_conf)).unwrap();
+ let mut open_channel_msg = get_event_msg!(nodes[0], MessageSendEvent::SendOpenChannel,
+ nodes[1].node.get_our_node_id());
+
+ open_channel_msg.channel_type = Some(channel_type_features);
+
+ nodes[1].node.handle_open_channel(&nodes[0].node.get_our_node_id(), &open_channel_msg);
+
+ let events = nodes[1].node.get_and_clear_pending_events();
+
+ match events[0] {
+ Event::OpenChannelRequest { temporary_channel_id, .. } => {
+ // Assert we can accept via the 0conf method
+ assert!(nodes[1].node.accept_inbound_channel_from_trusted_peer_0conf(
+ &temporary_channel_id, &nodes[0].node.get_our_node_id(), 0).is_ok());
+ },
+ _ => panic!(),
+ }
+
+ // Check we would send accept
+ let msg_events = nodes[1].node.get_and_clear_pending_msg_events();
+ match msg_events[0] {
+ MessageSendEvent::SendAcceptChannel { .. } => {},
+ _ => panic!(),
+ }
+}
+
+#[test]
+fn test_connect_before_funding() {
+ // Tests for a particularly dumb explicit panic that existed prior to 0.0.111 for 0conf
+ // channels. If we received a block while awaiting funding for 0-conf channels we'd hit an
+ // explicit panic when deciding if we should broadcast our channel_ready message.
+ let chanmon_cfgs = create_chanmon_cfgs(2);
+ let node_cfgs = create_node_cfgs(2, &chanmon_cfgs);
+
+ let mut manually_accept_conf = test_default_channel_config();
+ manually_accept_conf.manually_accept_inbound_channels = true;
+
+ let node_chanmgrs = create_node_chanmgrs(2, &node_cfgs, &[None, Some(manually_accept_conf)]);
+ let nodes = create_network(2, &node_cfgs, &node_chanmgrs);
+
+ nodes[0].node.create_channel(nodes[1].node.get_our_node_id(), 100_000, 10_001, 42, None, None).unwrap();
+ let open_channel = get_event_msg!(nodes[0], MessageSendEvent::SendOpenChannel, nodes[1].node.get_our_node_id());
+
+ nodes[1].node.handle_open_channel(&nodes[0].node.get_our_node_id(), &open_channel);
+ let events = nodes[1].node.get_and_clear_pending_events();
+ assert_eq!(events.len(), 1);
+ match events[0] {
+ Event::OpenChannelRequest { temporary_channel_id, .. } => {
+ nodes[1].node.accept_inbound_channel_from_trusted_peer_0conf(&temporary_channel_id, &nodes[0].node.get_our_node_id(), 0).unwrap();
+ },
+ _ => panic!("Unexpected event"),
+ };
+
+ let mut accept_channel = get_event_msg!(nodes[1], MessageSendEvent::SendAcceptChannel, nodes[0].node.get_our_node_id());
+ assert_eq!(accept_channel.minimum_depth, 0);
+ nodes[0].node.handle_accept_channel(&nodes[1].node.get_our_node_id(), &accept_channel);
+
+ let events = nodes[0].node.get_and_clear_pending_events();
+ assert_eq!(events.len(), 1);
+ match events[0] {
+ Event::FundingGenerationReady { .. } => {},
+ _ => panic!("Unexpected event"),
+ }
+
+ connect_blocks(&nodes[0], 1);
+ connect_blocks(&nodes[1], 1);
+}
+
+#[test]
+fn test_0conf_ann_sigs_racing_conf() {
+ // Previously we had a bug where we'd panic when receiving a counterparty's
+ // announcement_signatures message for a 0conf channel pending confirmation on-chain. Here we
+ // check that we just error out, ignore the announcement_signatures message, and proceed
+ // instead.
+ let chanmon_cfgs = create_chanmon_cfgs(2);
+ let node_cfgs = create_node_cfgs(2, &chanmon_cfgs);
+ let mut chan_config = test_default_channel_config();
+ chan_config.manually_accept_inbound_channels = true;
+
+ let node_chanmgrs = create_node_chanmgrs(2, &node_cfgs, &[None, Some(chan_config)]);
+ let nodes = create_network(2, &node_cfgs, &node_chanmgrs);
+
+ // This is the default but we force it on anyway
+ chan_config.channel_handshake_config.announced_channel = true;
+ let (tx, ..) = open_zero_conf_channel(&nodes[0], &nodes[1], Some(chan_config));
+
+ // We can use the channel immediately, but we can't announce it until we get 6+ confirmations
+ send_payment(&nodes[0], &[&nodes[1]], 100_000);
+
+ let scid = confirm_transaction(&nodes[0], &tx);
+ let as_announcement_sigs = get_event_msg!(nodes[0], MessageSendEvent::SendAnnouncementSignatures, nodes[1].node.get_our_node_id());
+
+ // Handling the announcement_signatures prior to the first confirmation would panic before.
+ nodes[1].node.handle_announcement_signatures(&nodes[0].node.get_our_node_id(), &as_announcement_sigs);
+
+ assert_eq!(confirm_transaction(&nodes[1], &tx), scid);
+ let bs_announcement_sigs = get_event_msg!(nodes[1], MessageSendEvent::SendAnnouncementSignatures, nodes[0].node.get_our_node_id());
+
+ nodes[0].node.handle_announcement_signatures(&nodes[1].node.get_our_node_id(), &bs_announcement_sigs);
+ let as_announcement = nodes[0].node.get_and_clear_pending_msg_events();
+ assert_eq!(as_announcement.len(), 1);
+}