Add message structs required for dual-funded channels
[rust-lightning] / lightning / src / ln / priv_short_conf_tests.rs
index f2166246d3c89000ab593970a3b10d5067170519..e5049e564c107d1df2d3efaba85bb655c83b6dc9 100644 (file)
 //! LSP).
 
 use crate::chain::ChannelMonitorUpdateStatus;
-use crate::chain::keysinterface::{Recipient, KeysInterface};
-use crate::ln::channelmanager::{self, ChannelManager, MIN_CLTV_EXPIRY_DELTA, PaymentId};
+use crate::sign::NodeSigner;
+use crate::events::{ClosureReason, Event, HTLCDestination, MessageSendEvent, MessageSendEventsProvider};
+use crate::ln::channelmanager::{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::events::{ClosureReason, Event, HTLCDestination, MessageSendEvent, MessageSendEventsProvider};
 use crate::util::config::UserConfig;
 use crate::util::ser::Writeable;
 use crate::util::test_utils;
@@ -31,10 +31,7 @@ use core::default::Default;
 use crate::ln::functional_test_utils::*;
 
 use bitcoin::blockdata::constants::genesis_block;
-use bitcoin::hashes::Hash;
-use bitcoin::hashes::sha256d::Hash as Sha256dHash;
 use bitcoin::network::constants::Network;
-use bitcoin::secp256k1::Secp256k1;
 
 #[test]
 fn test_priv_forwarding_rejection() {
@@ -48,11 +45,11 @@ fn test_priv_forwarding_rejection() {
        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<&test_utils::TestChainMonitor, &test_utils::TestBroadcaster, &test_utils::TestKeysInterface, &test_utils::TestFeeEstimator, &test_utils::TestLogger>;
+       let nodes_1_deserialized: ChannelManager<&test_utils::TestChainMonitor, &test_utils::TestBroadcaster, &test_utils::TestKeysInterface, &test_utils::TestKeysInterface, &test_utils::TestKeysInterface, &test_utils::TestFeeEstimator, &test_utils::TestRouter, &test_utils::TestLogger>;
        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, channelmanager::provided_init_features(), channelmanager::provided_init_features()).2;
-       let chan_id_2 = create_unannounced_chan_between_nodes_with_value(&nodes, 1, 2, 1_000_000, 500_000_000, channelmanager::provided_init_features(), channelmanager::provided_init_features()).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:
@@ -69,12 +66,13 @@ fn test_priv_forwarding_rejection() {
                htlc_maximum_msat: None,
        }]);
        let last_hops = vec![route_hint];
-       let payment_params = PaymentParameters::from_node_id(nodes[2].node.get_our_node_id())
-               .with_features(channelmanager::provided_invoice_features())
+       let payment_params = PaymentParameters::from_node_id(nodes[2].node.get_our_node_id(), TEST_FINAL_CLTV)
+               .with_features(nodes[2].node.invoice_features())
                .with_route_hints(last_hops);
-       let (route, our_payment_hash, our_payment_preimage, our_payment_secret) = get_route_and_payment_hash!(nodes[0], nodes[2], payment_params, 10_000, TEST_FINAL_CLTV);
+       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), PaymentId(our_payment_hash.0)).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]);
@@ -93,8 +91,8 @@ fn test_priv_forwarding_rejection() {
        // 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 monitor_a_serialized = get_monitor!(nodes[1], chan_id_1).encode();
@@ -103,8 +101,8 @@ fn test_priv_forwarding_rejection() {
        no_announce_cfg.accept_forwards_to_priv_channels = true;
        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: channelmanager::provided_init_features(), remote_network_address: None }).unwrap();
-       nodes[1].node.peer_connected(&nodes[0].node.get_our_node_id(), &msgs::Init { features: channelmanager::provided_init_features(), remote_network_address: None }).unwrap();
+       nodes[0].node.peer_connected(&nodes[1].node.get_our_node_id(), &msgs::Init { features: nodes[1].node.init_features(), 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(), 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);
@@ -112,8 +110,8 @@ fn test_priv_forwarding_rejection() {
        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: channelmanager::provided_init_features(), remote_network_address: None }).unwrap();
-       nodes[2].node.peer_connected(&nodes[1].node.get_our_node_id(), &msgs::Init { features: channelmanager::provided_init_features(), remote_network_address: None }).unwrap();
+       nodes[1].node.peer_connected(&nodes[2].node.get_our_node_id(), &msgs::Init { features: nodes[2].node.init_features(), 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(), 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);
@@ -121,7 +119,8 @@ fn test_priv_forwarding_rejection() {
        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), PaymentId(our_payment_hash.0)).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);
@@ -144,7 +143,7 @@ fn do_test_1_conf_open(connect_style: ConnectStyle) {
        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, channelmanager::provided_init_features(), channelmanager::provided_init_features());
+       let tx = create_chan_between_nodes_with_value_init(&nodes[0], &nodes[1], 100000, 10001);
        mine_transaction(&nodes[1], &tx);
        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());
@@ -187,14 +186,14 @@ fn do_test_1_conf_open(connect_style: ConnectStyle) {
                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);
 
@@ -221,8 +220,8 @@ fn test_routed_scid_alias() {
        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, channelmanager::provided_init_features(), channelmanager::provided_init_features()).2;
-       let mut as_channel_ready = create_unannounced_chan_between_nodes_with_value(&nodes, 1, 2, 1_000_000, 500_000_000, channelmanager::provided_init_features(), channelmanager::provided_init_features()).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 {
@@ -236,15 +235,23 @@ fn test_routed_scid_alias() {
                htlc_maximum_msat: None,
                htlc_minimum_msat: None,
        }])];
-       let payment_params = PaymentParameters::from_node_id(nodes[2].node.get_our_node_id())
-               .with_features(channelmanager::provided_invoice_features())
+       let payment_params = PaymentParameters::from_node_id(nodes[2].node.get_our_node_id(), 42)
+               .with_features(nodes[2].node.invoice_features())
                .with_route_hints(hop_hints);
-       let (route, payment_hash, payment_preimage, payment_secret) = get_route_and_payment_hash!(nodes[0], nodes[2], payment_params, 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), PaymentId(payment_hash.0)).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 channel_ready after the channel is operational we
@@ -280,8 +287,8 @@ fn test_scid_privacy_on_pub_channel() {
        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(), channelmanager::provided_init_features(), &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");
 }
 
@@ -313,8 +320,8 @@ fn test_scid_privacy_negotiation() {
 
        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(), channelmanager::provided_init_features(), &second_open_channel);
-       nodes[0].node.handle_accept_channel(&nodes[1].node.get_our_node_id(), channelmanager::provided_init_features(), &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);
@@ -338,7 +345,7 @@ fn test_inbound_scid_privacy() {
        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, channelmanager::provided_init_features(), channelmanager::provided_init_features());
+       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_handshake_config.announced_channel = false;
@@ -348,9 +355,9 @@ fn test_inbound_scid_privacy() {
 
        assert!(open_channel.channel_type.as_ref().unwrap().requires_scid_privacy());
 
-       nodes[2].node.handle_open_channel(&nodes[1].node.get_our_node_id(), channelmanager::provided_init_features(), &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(), channelmanager::provided_init_features(), &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], &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();
@@ -358,7 +365,10 @@ fn test_inbound_scid_privacy() {
        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);
@@ -391,12 +401,13 @@ fn test_inbound_scid_privacy() {
                htlc_maximum_msat: None,
                htlc_minimum_msat: None,
        }])];
-       let payment_params = PaymentParameters::from_node_id(nodes[2].node.get_our_node_id())
-               .with_features(channelmanager::provided_invoice_features())
+       let payment_params = PaymentParameters::from_node_id(nodes[2].node.get_our_node_id(), 42)
+               .with_features(nodes[2].node.invoice_features())
                .with_route_hints(hop_hints.clone());
-       let (route, payment_hash, payment_preimage, payment_secret) = get_route_and_payment_hash!(nodes[0], nodes[2], payment_params, 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), PaymentId(payment_hash.0)).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);
@@ -406,12 +417,13 @@ fn test_inbound_scid_privacy() {
        // what channel we're talking about.
        hop_hints[0].0[0].short_channel_id = last_hop[0].short_channel_id.unwrap();
 
-       let payment_params_2 = PaymentParameters::from_node_id(nodes[2].node.get_our_node_id())
-               .with_features(channelmanager::provided_invoice_features())
+       let payment_params_2 = PaymentParameters::from_node_id(nodes[2].node.get_our_node_id(), 42)
+               .with_features(nodes[2].node.invoice_features())
                .with_route_hints(hop_hints);
-       let (route_2, payment_hash_2, _, payment_secret_2) = get_route_and_payment_hash!(nodes[0], nodes[2], payment_params_2, 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), PaymentId(payment_hash_2.0)).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]);
@@ -419,7 +431,7 @@ fn test_inbound_scid_privacy() {
        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]);
@@ -442,8 +454,8 @@ fn test_scid_alias_returned() {
        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, channelmanager::provided_init_features(), channelmanager::provided_init_features());
-       let chan = create_unannounced_chan_between_nodes_with_value(&nodes, 1, 2, 10_000, 0, channelmanager::provided_init_features(), channelmanager::provided_init_features());
+       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 {
@@ -457,16 +469,17 @@ fn test_scid_alias_returned() {
                htlc_maximum_msat: None,
                htlc_minimum_msat: None,
        }])];
-       let payment_params = PaymentParameters::from_node_id(nodes[2].node.get_our_node_id())
-               .with_features(channelmanager::provided_invoice_features())
+       let payment_params = PaymentParameters::from_node_id(nodes[2].node.get_our_node_id(), 42)
+               .with_features(nodes[2].node.invoice_features())
                .with_route_hints(hop_hints);
-       let (mut route, payment_hash, _, payment_secret) = get_route_and_payment_hash!(nodes[0], nodes[2], payment_params, 10_000, 42);
-       assert_eq!(route.paths[0][1].short_channel_id, nodes[2].node.list_usable_channels()[0].inbound_scid_alias.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][1].fee_msat = 10_000_000; // Overshoot the last channel's value
+       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(&route, payment_hash, &Some(payment_secret), PaymentId(payment_hash.0)).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);
        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]);
@@ -493,8 +506,7 @@ fn test_scid_alias_returned() {
                fee_proportional_millionths: last_hop[0].counterparty.forwarding_info.as_ref().unwrap().fee_proportional_millionths,
                excess_data: Vec::new(),
        };
-       let msg_hash = Sha256dHash::hash(&contents.encode()[..]);
-       let signature = Secp256k1::new().sign_ecdsa(&hash_to_message!(&msg_hash[..]), &nodes[1].keys_manager.get_node_secret(Recipient::Node).unwrap());
+       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();
@@ -506,11 +518,12 @@ fn test_scid_alias_returned() {
                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][1].fee_msat = 10_000; // Reset to the correct payment amount
-       route.paths[0][0].fee_msat = 0; // But set fee paid to the middle hop to 0
+       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(&route, payment_hash, &Some(payment_secret), PaymentId(payment_hash.0)).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);
        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]);
@@ -565,13 +578,13 @@ fn test_0conf_channel_with_async_monitor() {
        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, channelmanager::provided_init_features(), channelmanager::provided_init_features());
+       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, 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(), channelmanager::provided_init_features(), &open_channel);
+       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] {
@@ -583,7 +596,7 @@ fn test_0conf_channel_with_async_monitor() {
 
        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(), channelmanager::provided_init_features(), &accept_channel);
+       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();
@@ -596,6 +609,7 @@ fn test_0conf_channel_with_async_monitor() {
 
        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);
@@ -621,6 +635,22 @@ fn test_0conf_channel_with_async_monitor() {
 
        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
@@ -635,7 +665,6 @@ fn test_0conf_channel_with_async_monitor() {
                }
                _ => panic!("Unexpected event"),
        }
-       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_channel_update = get_event_msg!(nodes[1], MessageSendEvent::SendChannelUpdate, nodes[0].node.get_our_node_id());
@@ -663,7 +692,8 @@ fn test_0conf_channel_with_async_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(&route, payment_hash, &Some(payment_secret), PaymentId(payment_hash.0)).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);
 
        let as_send = SendEvent::from_node(&nodes[0]);
@@ -725,7 +755,7 @@ fn test_0conf_close_no_early_chan_update() {
        nodes[0].node.force_close_all_channels_broadcasting_latest_txn();
        check_added_monitors!(nodes[0], 1);
        check_closed_event!(&nodes[0], 1, ClosureReason::HolderForceClosed);
-       let _ = get_err_msg!(nodes[0], nodes[1].node.get_our_node_id());
+       let _ = get_err_msg(&nodes[0], &nodes[1].node.get_our_node_id());
 }
 
 #[test]
@@ -761,7 +791,7 @@ fn test_public_0conf_channel() {
        match bs_announcement[0] {
                MessageSendEvent::BroadcastChannelAnnouncement { ref msg, ref update_msg } => {
                        announcement = msg.clone();
-                       bs_update = update_msg.clone();
+                       bs_update = update_msg.clone().unwrap();
                },
                _ => panic!("Unexpected event"),
        };
@@ -771,6 +801,7 @@ fn test_public_0conf_channel() {
        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);
@@ -808,7 +839,7 @@ fn test_0conf_channel_reorg() {
        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][0].short_channel_id, real_scid);
+       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);
 
@@ -844,7 +875,7 @@ fn test_zero_conf_accept_reject() {
 
        open_channel_msg.channel_type = Some(channel_type_features.clone());
 
-       nodes[1].node.handle_open_channel(&nodes[0].node.get_our_node_id(), channelmanager::provided_init_features(), &open_channel_msg);
+       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] {
@@ -872,8 +903,7 @@ fn test_zero_conf_accept_reject() {
 
        open_channel_msg.channel_type = Some(channel_type_features.clone());
 
-       nodes[1].node.handle_open_channel(&nodes[0].node.get_our_node_id(), channelmanager::provided_init_features(),
-               &open_channel_msg);
+       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());
@@ -905,8 +935,7 @@ fn test_zero_conf_accept_reject() {
 
        open_channel_msg.channel_type = Some(channel_type_features);
 
-       nodes[1].node.handle_open_channel(&nodes[0].node.get_our_node_id(), channelmanager::provided_init_features(),
-               &open_channel_msg);
+       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();
 
@@ -944,7 +973,7 @@ fn test_connect_before_funding() {
        nodes[0].node.create_channel(nodes[1].node.get_our_node_id(), 100_000, 10_001, 42, None).unwrap();
        let open_channel = get_event_msg!(nodes[0], MessageSendEvent::SendOpenChannel, nodes[1].node.get_our_node_id());
 
-       nodes[1].node.handle_open_channel(&nodes[0].node.get_our_node_id(), channelmanager::provided_init_features(), &open_channel);
+       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] {
@@ -956,7 +985,7 @@ fn test_connect_before_funding() {
 
        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(), channelmanager::provided_init_features(), &accept_channel);
+       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);