Rename PendingHTLCInfo fields to include msat suffix
[rust-lightning] / lightning / src / ln / onion_route_tests.rs
index c66f45a44923b596e1e31ac0a08d2ee531826128..13bbe8cd166e0147a6b0bd2469517359633e232a 100644 (file)
 //! These tests work by standing up full nodes and route payments across the network, checking the
 //! returned errors decode to the correct thing.
 
-use chain::channelmonitor::{ChannelMonitor, CLTV_CLAIM_BUFFER, LATENCY_GRACE_PERIOD_BLOCKS};
-use chain::keysinterface::{KeysInterface, Recipient};
-use ln::{PaymentHash, PaymentSecret};
-use ln::channel::EXPIRE_PREV_CONFIG_TICKS;
-use ln::channelmanager::{ChannelManager, ChannelManagerReadArgs, HTLCForwardInfo, CLTV_FAR_FAR_AWAY, MIN_CLTV_EXPIRY_DELTA, PendingHTLCInfo, PendingHTLCRouting};
-use ln::onion_utils;
-use routing::gossip::{NetworkUpdate, RoutingFees, NodeId};
-use routing::router::{get_route, PaymentParameters, Route, RouteHint, RouteHintHop};
-use ln::features::{InitFeatures, InvoiceFeatures, NodeFeatures};
-use ln::msgs;
-use ln::msgs::{ChannelMessageHandler, ChannelUpdate, OptionalField};
-use ln::wire::Encode;
-use util::events::{Event, MessageSendEvent, MessageSendEventsProvider};
-use util::ser::{ReadableArgs, Writeable, Writer};
-use util::{byte_utils, test_utils};
-use util::config::{UserConfig, ChannelConfig};
-use util::errors::APIError;
+use crate::chain::channelmonitor::{ChannelMonitor, CLTV_CLAIM_BUFFER, LATENCY_GRACE_PERIOD_BLOCKS};
+use crate::chain::keysinterface::{KeysInterface, Recipient};
+use crate::ln::{PaymentHash, PaymentSecret};
+use crate::ln::channel::EXPIRE_PREV_CONFIG_TICKS;
+use crate::ln::channelmanager::{self, ChannelManager, ChannelManagerReadArgs, HTLCForwardInfo, CLTV_FAR_FAR_AWAY, MIN_CLTV_EXPIRY_DELTA, PendingAddHTLCInfo, PendingHTLCInfo, PendingHTLCRouting, PaymentId};
+use crate::ln::onion_utils;
+use crate::routing::gossip::{NetworkUpdate, RoutingFees, NodeId};
+use crate::routing::router::{get_route, PaymentParameters, Route, RouteHint, RouteHintHop};
+use crate::ln::features::{InitFeatures, InvoiceFeatures, NodeFeatures};
+use crate::ln::msgs;
+use crate::ln::msgs::{ChannelMessageHandler, ChannelUpdate};
+use crate::ln::wire::Encode;
+use crate::util::events::{Event, HTLCDestination, MessageSendEvent, MessageSendEventsProvider};
+use crate::util::ser::{ReadableArgs, Writeable, Writer};
+use crate::util::{byte_utils, test_utils};
+use crate::util::config::{UserConfig, ChannelConfig};
+use crate::util::errors::APIError;
 
 use bitcoin::hash_types::BlockHash;
 
@@ -38,11 +38,11 @@ use bitcoin::secp256k1;
 use bitcoin::secp256k1::Secp256k1;
 use bitcoin::secp256k1::{PublicKey, SecretKey};
 
-use io;
-use prelude::*;
+use crate::io;
+use crate::prelude::*;
 use core::default::Default;
 
-use ln::functional_test_utils::*;
+use crate::ln::functional_test_utils::*;
 
 fn run_onion_failure_test<F1,F2>(_name: &str, test_case: u8, nodes: &Vec<Node>, route: &Route, payment_hash: &PaymentHash, payment_secret: &PaymentSecret, callback_msg: F1, callback_node: F2, expected_retryable: bool, expected_error_code: Option<u16>, expected_channel_update: Option<NetworkUpdate>, expected_short_channel_id: Option<u64>)
        where F1: for <'a> FnMut(&'a mut msgs::UpdateAddHTLC),
@@ -82,7 +82,8 @@ fn run_onion_failure_test_with_fail_intercept<F1,F2,F3>(_name: &str, test_case:
        }
 
        // 0 ~~> 2 send payment
-       nodes[0].node.send_payment(&route, payment_hash.clone(), &Some(*payment_secret)).unwrap();
+       let payment_id = PaymentId(nodes[0].keys_manager.backing.get_secure_random_bytes());
+       nodes[0].node.send_payment(&route, *payment_hash, &Some(*payment_secret), payment_id).unwrap();
        check_added_monitors!(nodes[0], 1);
        let update_0 = get_htlc_update_msgs!(nodes[0], nodes[1].node.get_our_node_id());
        // temper update_add (0 => 1)
@@ -126,7 +127,7 @@ fn run_onion_failure_test_with_fail_intercept<F1,F2,F3>(_name: &str, test_case:
                                expect_htlc_forward!(&nodes[2]);
                                expect_event!(&nodes[2], Event::PaymentReceived);
                                callback_node();
-                               expect_pending_htlcs_forwardable!(nodes[2]);
+                               expect_pending_htlcs_forwardable_and_htlc_handling_failed!(nodes[2], vec![HTLCDestination::FailedPayment { payment_hash: payment_hash.clone() }]);
                        }
 
                        let update_2_1 = get_htlc_update_msgs!(nodes[2], nodes[1].node.get_our_node_id());
@@ -167,8 +168,8 @@ fn run_onion_failure_test_with_fail_intercept<F1,F2,F3>(_name: &str, test_case:
 
        let events = nodes[0].node.get_and_clear_pending_events();
        assert_eq!(events.len(), 1);
-       if let &Event::PaymentPathFailed { ref rejected_by_dest, ref network_update, ref all_paths_failed, ref short_channel_id, ref error_code, .. } = &events[0] {
-               assert_eq!(*rejected_by_dest, !expected_retryable);
+       if let &Event::PaymentPathFailed { ref payment_failed_permanently, ref network_update, ref all_paths_failed, ref short_channel_id, ref error_code, .. } = &events[0] {
+               assert_eq!(*payment_failed_permanently, !expected_retryable);
                assert_eq!(*all_paths_failed, true);
                assert_eq!(*error_code, expected_error_code);
                if expected_channel_update.is_some() {
@@ -212,6 +213,16 @@ fn run_onion_failure_test_with_fail_intercept<F1,F2,F3>(_name: &str, test_case:
        } else {
                panic!("Unexpected event");
        }
+       nodes[0].node.abandon_payment(payment_id);
+       let events = nodes[0].node.get_and_clear_pending_events();
+       assert_eq!(events.len(), 1);
+       match events[0] {
+               Event::PaymentFailed { payment_hash: ev_payment_hash, payment_id: ev_payment_id } => {
+                       assert_eq!(*payment_hash, ev_payment_hash);
+                       assert_eq!(payment_id, ev_payment_id);
+               }
+               _ => panic!("Unexpected second event"),
+       }
 }
 
 impl msgs::ChannelUpdate {
@@ -227,7 +238,7 @@ impl msgs::ChannelUpdate {
                                flags: 0,
                                cltv_expiry_delta: 0,
                                htlc_minimum_msat: 0,
-                               htlc_maximum_msat: OptionalField::Absent,
+                               htlc_maximum_msat: msgs::MAX_VALUE_MSAT,
                                fee_base_msat: 0,
                                fee_proportional_millionths: 0,
                                excess_data: vec![],
@@ -270,11 +281,11 @@ fn test_fee_failures() {
        let node_cfgs = create_node_cfgs(3, &chanmon_cfgs);
        let node_chanmgrs = create_node_chanmgrs(3, &node_cfgs, &[Some(config), Some(config), Some(config)]);
        let mut nodes = create_network(3, &node_cfgs, &node_chanmgrs);
-       let channels = [create_announced_chan_between_nodes(&nodes, 0, 1, InitFeatures::known(), InitFeatures::known()), create_announced_chan_between_nodes(&nodes, 1, 2, InitFeatures::known(), InitFeatures::known())];
+       let channels = [create_announced_chan_between_nodes(&nodes, 0, 1, channelmanager::provided_init_features(), channelmanager::provided_init_features()), create_announced_chan_between_nodes(&nodes, 1, 2, channelmanager::provided_init_features(), channelmanager::provided_init_features())];
 
        // positive case
        let (route, payment_hash_success, payment_preimage_success, payment_secret_success) = get_route_and_payment_hash!(nodes[0], nodes[2], 40_000);
-       nodes[0].node.send_payment(&route, payment_hash_success, &Some(payment_secret_success)).unwrap();
+       nodes[0].node.send_payment(&route, payment_hash_success, &Some(payment_secret_success), PaymentId(payment_hash_success.0)).unwrap();
        check_added_monitors!(nodes[0], 1);
        pass_along_route(&nodes[0], &[&[&nodes[1], &nodes[2]]], 40_000, payment_hash_success, payment_secret_success);
        claim_payment(&nodes[0], &[&nodes[1], &nodes[2]], payment_preimage_success);
@@ -295,7 +306,7 @@ fn test_fee_failures() {
        }
 
        let (payment_preimage_success, payment_hash_success, payment_secret_success) = get_payment_preimage_hash!(nodes[2]);
-       nodes[0].node.send_payment(&route, payment_hash_success, &Some(payment_secret_success)).unwrap();
+       nodes[0].node.send_payment(&route, payment_hash_success, &Some(payment_secret_success), PaymentId(payment_hash_success.0)).unwrap();
        check_added_monitors!(nodes[0], 1);
        pass_along_route(&nodes[0], &[&[&nodes[1], &nodes[2]]], 40_000, payment_hash_success, payment_secret_success);
        claim_payment(&nodes[0], &[&nodes[1], &nodes[2]], payment_preimage_success);
@@ -322,7 +333,7 @@ fn test_onion_failure() {
        let node_cfgs = create_node_cfgs(3, &chanmon_cfgs);
        let node_chanmgrs = create_node_chanmgrs(3, &node_cfgs, &[Some(config), Some(config), Some(node_2_cfg)]);
        let mut nodes = create_network(3, &node_cfgs, &node_chanmgrs);
-       let channels = [create_announced_chan_between_nodes(&nodes, 0, 1, InitFeatures::known(), InitFeatures::known()), create_announced_chan_between_nodes(&nodes, 1, 2, InitFeatures::known(), InitFeatures::known())];
+       let channels = [create_announced_chan_between_nodes(&nodes, 0, 1, channelmanager::provided_init_features(), channelmanager::provided_init_features()), create_announced_chan_between_nodes(&nodes, 1, 2, channelmanager::provided_init_features(), channelmanager::provided_init_features())];
        for node in nodes.iter() {
                *node.keys_manager.override_random_bytes.lock().unwrap() = Some([3; 32]);
        }
@@ -540,10 +551,10 @@ fn test_onion_failure() {
        }, || {}, true, Some(17), None, None);
 
        run_onion_failure_test("final_incorrect_cltv_expiry", 1, &nodes, &route, &payment_hash, &payment_secret, |_| {}, || {
-               for (_, pending_forwards) in nodes[1].node.channel_state.lock().unwrap().forward_htlcs.iter_mut() {
+               for (_, pending_forwards) in nodes[1].node.forward_htlcs.lock().unwrap().iter_mut() {
                        for f in pending_forwards.iter_mut() {
                                match f {
-                                       &mut HTLCForwardInfo::AddHTLC { ref mut forward_info, .. } =>
+                                       &mut HTLCForwardInfo::AddHTLC(PendingAddHTLCInfo { ref mut forward_info, .. }) =>
                                                forward_info.outgoing_cltv_value += 1,
                                        _ => {},
                                }
@@ -553,11 +564,11 @@ fn test_onion_failure() {
 
        run_onion_failure_test("final_incorrect_htlc_amount", 1, &nodes, &route, &payment_hash, &payment_secret, |_| {}, || {
                // violate amt_to_forward > msg.amount_msat
-               for (_, pending_forwards) in nodes[1].node.channel_state.lock().unwrap().forward_htlcs.iter_mut() {
+               for (_, pending_forwards) in nodes[1].node.forward_htlcs.lock().unwrap().iter_mut() {
                        for f in pending_forwards.iter_mut() {
                                match f {
-                                       &mut HTLCForwardInfo::AddHTLC { ref mut forward_info, .. } =>
-                                               forward_info.amt_to_forward -= 1,
+                                       &mut HTLCForwardInfo::AddHTLC(PendingAddHTLCInfo { ref mut forward_info, .. }) =>
+                                               forward_info.outgoing_amt_msat -= 1,
                                        _ => {},
                                }
                        }
@@ -607,16 +618,16 @@ fn do_test_onion_failure_stale_channel_update(announced_channel: bool) {
        let mut nodes = create_network(3, &node_cfgs, &node_chanmgrs);
 
        let other_channel = create_chan_between_nodes(
-               &nodes[0], &nodes[1], InitFeatures::known(), InitFeatures::known(),
+               &nodes[0], &nodes[1], channelmanager::provided_init_features(), channelmanager::provided_init_features(),
        );
        let channel_to_update = if announced_channel {
                let channel = create_announced_chan_between_nodes(
-                       &nodes, 1, 2, InitFeatures::known(), InitFeatures::known(),
+                       &nodes, 1, 2, channelmanager::provided_init_features(), channelmanager::provided_init_features(),
                );
                (channel.2, channel.0.contents.short_channel_id)
        } else {
                let channel = create_unannounced_chan_between_nodes_with_value(
-                       &nodes, 1, 2, 100000, 10001, InitFeatures::known(), InitFeatures::known(),
+                       &nodes, 1, 2, 100000, 10001, channelmanager::provided_init_features(), channelmanager::provided_init_features(),
                );
                (channel.0.channel_id, channel.0.short_channel_id_alias.unwrap())
        };
@@ -641,7 +652,7 @@ fn do_test_onion_failure_stale_channel_update(announced_channel: bool) {
                        htlc_minimum_msat: None,
                }])];
                let payment_params = PaymentParameters::from_node_id(*channel_to_update_counterparty)
-                       .with_features(InvoiceFeatures::known())
+                       .with_features(channelmanager::provided_invoice_features())
                        .with_route_hints(hop_hints);
                get_route_and_payment_hash!(nodes[0], nodes[2], payment_params, PAYMENT_AMT, TEST_FINAL_CLTV)
        };
@@ -766,7 +777,7 @@ fn do_test_onion_failure_stale_channel_update(announced_channel: bool) {
                channel_monitors.insert(chanmon_1.get_funding_txo().0, &mut chanmon_1);
                channel_monitors.insert(chanmon_2.get_funding_txo().0, &mut chanmon_2);
 
-               let chanmgr = <(_, ChannelManager<_, _, _, _, _, _>)>::read(
+               let chanmgr = <(_, ChannelManager<_, _, _, _, _>)>::read(
                        &mut &nodes[1].node.encode()[..], ChannelManagerReadArgs {
                                default_config: *nodes[1].node.get_current_default_configuration(),
                                keys_manager: nodes[1].keys_manager,
@@ -802,10 +813,10 @@ fn test_default_to_onion_payload_tlv_format() {
        let node_chanmgrs = create_node_chanmgrs(5, &node_cfgs, &[None, None, None, None, Some(priv_channels_conf)]);
        let mut nodes = create_network(5, &node_cfgs, &node_chanmgrs);
 
-       create_announced_chan_between_nodes(&nodes, 0, 1, InitFeatures::known(), InitFeatures::known());
-       create_announced_chan_between_nodes(&nodes, 1, 2, InitFeatures::known(), InitFeatures::known());
-       create_announced_chan_between_nodes(&nodes, 2, 3, InitFeatures::known(), InitFeatures::known());
-       create_unannounced_chan_between_nodes_with_value(&nodes, 3, 4, 100000, 10001, InitFeatures::known(), InitFeatures::known());
+       create_announced_chan_between_nodes(&nodes, 0, 1, channelmanager::provided_init_features(), channelmanager::provided_init_features());
+       create_announced_chan_between_nodes(&nodes, 1, 2, channelmanager::provided_init_features(), channelmanager::provided_init_features());
+       create_announced_chan_between_nodes(&nodes, 2, 3, channelmanager::provided_init_features(), channelmanager::provided_init_features());
+       create_unannounced_chan_between_nodes_with_value(&nodes, 3, 4, 100000, 10001, channelmanager::provided_init_features(), channelmanager::provided_init_features());
 
        let payment_params = PaymentParameters::from_node_id(nodes[3].node.get_our_node_id());
        let origin_node = &nodes[0];
@@ -830,7 +841,7 @@ fn test_default_to_onion_payload_tlv_format() {
        // supports variable length onions, as the `InitFeatures` exchanged in the init message
        // between the nodes will be used when creating the route. We therefore do not default to
        // supporting variable length onions for that hop, as the `InitFeatures` in this case are
-       // `InitFeatures::known()`.
+       // `channelmanager::provided_init_features()`.
 
        let unannounced_chan = &nodes[4].node.list_usable_channels()[0];
 
@@ -887,17 +898,19 @@ fn test_do_not_default_to_onion_payload_tlv_format_when_unsupported() {
        let chanmon_cfgs = create_chanmon_cfgs(4);
        let mut node_cfgs = create_node_cfgs(4, &chanmon_cfgs);
 
-       // Set `node[1]` config to `InitFeatures::empty()` which return `false` for
-       // `supports_variable_length_onion()`
+       // Set `node[1]` config to `InitFeatures::empty()` + `static_remote_key` which implies
+       // `!supports_variable_length_onion()` but still supports the required static-remote-key
+       // feature.
        let mut node_1_cfg = &mut node_cfgs[1];
        node_1_cfg.features = InitFeatures::empty();
+       node_1_cfg.features.set_static_remote_key_required();
 
        let node_chanmgrs = create_node_chanmgrs(4, &node_cfgs, &[None, None, None, None]);
        let mut nodes = create_network(4, &node_cfgs, &node_chanmgrs);
 
-       create_announced_chan_between_nodes(&nodes, 0, 1, InitFeatures::known(), InitFeatures::known());
-       create_announced_chan_between_nodes(&nodes, 1, 2, InitFeatures::known(), InitFeatures::known());
-       create_announced_chan_between_nodes(&nodes, 2, 3, InitFeatures::known(), InitFeatures::known());
+       create_announced_chan_between_nodes(&nodes, 0, 1, channelmanager::provided_init_features(), channelmanager::provided_init_features());
+       create_announced_chan_between_nodes(&nodes, 1, 2, channelmanager::provided_init_features(), channelmanager::provided_init_features());
+       create_announced_chan_between_nodes(&nodes, 2, 3, channelmanager::provided_init_features(), channelmanager::provided_init_features());
 
        let payment_params = PaymentParameters::from_node_id(nodes[3].node.get_our_node_id())
                .with_features(InvoiceFeatures::empty());
@@ -959,7 +972,7 @@ macro_rules! get_phantom_route {
                let phantom_pubkey = PublicKey::from_secret_key(&secp_ctx, &phantom_secret);
                let phantom_route_hint = $nodes[1].node.get_phantom_route_hints();
                let payment_params = PaymentParameters::from_node_id(phantom_pubkey)
-                       .with_features(InvoiceFeatures::known())
+                       .with_features(channelmanager::provided_invoice_features())
                        .with_route_hints(vec![RouteHint(vec![
                                        RouteHintHop {
                                                src_node_id: $nodes[0].node.get_our_node_id(),
@@ -1001,7 +1014,7 @@ fn test_phantom_onion_hmac_failure() {
        let node_chanmgrs = create_node_chanmgrs(2, &node_cfgs, &[None, None]);
        let nodes = create_network(2, &node_cfgs, &node_chanmgrs);
 
-       let channel = create_announced_chan_between_nodes(&nodes, 0, 1, InitFeatures::known(), InitFeatures::known());
+       let channel = create_announced_chan_between_nodes(&nodes, 0, 1, channelmanager::provided_init_features(), channelmanager::provided_init_features());
 
        // Get the route.
        let recv_value_msat = 10_000;
@@ -1009,7 +1022,7 @@ fn test_phantom_onion_hmac_failure() {
        let (route, phantom_scid) = get_phantom_route!(nodes, recv_value_msat, channel);
 
        // Route the HTLC through to the destination.
-       nodes[0].node.send_payment(&route, payment_hash.clone(), &Some(payment_secret)).unwrap();
+       nodes[0].node.send_payment(&route, payment_hash, &Some(payment_secret), PaymentId(payment_hash.0)).unwrap();
        check_added_monitors!(nodes[0], 1);
        let update_0 = get_htlc_update_msgs!(nodes[0], nodes[1].node.get_our_node_id());
        let mut update_add = update_0.update_add_htlcs[0].clone();
@@ -1019,15 +1032,15 @@ fn test_phantom_onion_hmac_failure() {
 
        // Modify the payload so the phantom hop's HMAC is bogus.
        let sha256_of_onion = {
-               let mut channel_state = nodes[1].node.channel_state.lock().unwrap();
-               let mut pending_forward = channel_state.forward_htlcs.get_mut(&phantom_scid).unwrap();
+               let mut forward_htlcs = nodes[1].node.forward_htlcs.lock().unwrap();
+               let mut pending_forward = forward_htlcs.get_mut(&phantom_scid).unwrap();
                match pending_forward[0] {
-                       HTLCForwardInfo::AddHTLC {
+                       HTLCForwardInfo::AddHTLC(PendingAddHTLCInfo {
                                forward_info: PendingHTLCInfo {
                                        routing: PendingHTLCRouting::Forward { ref mut onion_packet, .. },
                                        ..
                                }, ..
-                       } => {
+                       }) => {
                                onion_packet.hmac[onion_packet.hmac.len() - 1] ^= 1;
                                Sha256::hash(&onion_packet.hop_data).into_inner().to_vec()
                        },
@@ -1036,7 +1049,7 @@ fn test_phantom_onion_hmac_failure() {
        };
        expect_pending_htlcs_forwardable_ignore!(nodes[1]);
        nodes[1].node.process_pending_htlc_forwards();
-       expect_pending_htlcs_forwardable_ignore!(nodes[1]);
+       expect_pending_htlcs_forwardable_and_htlc_handling_failed_ignore!(nodes[1], vec![HTLCDestination::FailedPayment { payment_hash }]);
        nodes[1].node.process_pending_htlc_forwards();
        let update_1 = get_htlc_update_msgs!(nodes[1], nodes[0].node.get_our_node_id());
        check_added_monitors!(&nodes[1], 1);
@@ -1060,7 +1073,7 @@ fn test_phantom_invalid_onion_payload() {
        let node_chanmgrs = create_node_chanmgrs(2, &node_cfgs, &[None, None]);
        let mut nodes = create_network(2, &node_cfgs, &node_chanmgrs);
 
-       let channel = create_announced_chan_between_nodes(&nodes, 0, 1, InitFeatures::known(), InitFeatures::known());
+       let channel = create_announced_chan_between_nodes(&nodes, 0, 1, channelmanager::provided_init_features(), channelmanager::provided_init_features());
 
        // Get the route.
        let recv_value_msat = 10_000;
@@ -1070,7 +1083,7 @@ fn test_phantom_invalid_onion_payload() {
        // We'll use the session priv later when constructing an invalid onion packet.
        let session_priv = [3; 32];
        *nodes[0].keys_manager.override_random_bytes.lock().unwrap() = Some(session_priv);
-       nodes[0].node.send_payment(&route, payment_hash.clone(), &Some(payment_secret)).unwrap();
+       nodes[0].node.send_payment(&route, payment_hash, &Some(payment_secret), PaymentId(payment_hash.0)).unwrap();
        check_added_monitors!(nodes[0], 1);
        let update_0 = get_htlc_update_msgs!(nodes[0], nodes[1].node.get_our_node_id());
        let mut update_add = update_0.update_add_htlcs[0].clone();
@@ -1079,15 +1092,15 @@ fn test_phantom_invalid_onion_payload() {
        commitment_signed_dance!(nodes[1], nodes[0], &update_0.commitment_signed, false, true);
 
        // Modify the onion packet to have an invalid payment amount.
-       for (_, pending_forwards) in nodes[1].node.channel_state.lock().unwrap().forward_htlcs.iter_mut() {
+       for (_, pending_forwards) in nodes[1].node.forward_htlcs.lock().unwrap().iter_mut() {
                for f in pending_forwards.iter_mut() {
                        match f {
-                               &mut HTLCForwardInfo::AddHTLC {
+                               &mut HTLCForwardInfo::AddHTLC(PendingAddHTLCInfo {
                                        forward_info: PendingHTLCInfo {
                                                routing: PendingHTLCRouting::Forward { ref mut onion_packet, .. },
                                                ..
                                        }, ..
-                               } => {
+                               }) => {
                                        // Construct the onion payloads for the entire route and an invalid amount.
                                        let height = nodes[0].best_block_info().1;
                                        let session_priv = SecretKey::from_slice(&session_priv).unwrap();
@@ -1108,7 +1121,7 @@ fn test_phantom_invalid_onion_payload() {
        }
        expect_pending_htlcs_forwardable_ignore!(nodes[1]);
        nodes[1].node.process_pending_htlc_forwards();
-       expect_pending_htlcs_forwardable_ignore!(nodes[1]);
+       expect_pending_htlcs_forwardable_and_htlc_handling_failed_ignore!(nodes[1], vec![HTLCDestination::FailedPayment { payment_hash }]);
        nodes[1].node.process_pending_htlc_forwards();
        let update_1 = get_htlc_update_msgs!(nodes[1], nodes[0].node.get_our_node_id());
        check_added_monitors!(&nodes[1], 1);
@@ -1133,7 +1146,7 @@ fn test_phantom_final_incorrect_cltv_expiry() {
        let node_chanmgrs = create_node_chanmgrs(2, &node_cfgs, &[None, None]);
        let nodes = create_network(2, &node_cfgs, &node_chanmgrs);
 
-       let channel = create_announced_chan_between_nodes(&nodes, 0, 1, InitFeatures::known(), InitFeatures::known());
+       let channel = create_announced_chan_between_nodes(&nodes, 0, 1, channelmanager::provided_init_features(), channelmanager::provided_init_features());
 
        // Get the route.
        let recv_value_msat = 10_000;
@@ -1141,7 +1154,7 @@ fn test_phantom_final_incorrect_cltv_expiry() {
        let (route, phantom_scid) = get_phantom_route!(nodes, recv_value_msat, channel);
 
        // Route the HTLC through to the destination.
-       nodes[0].node.send_payment(&route, payment_hash.clone(), &Some(payment_secret)).unwrap();
+       nodes[0].node.send_payment(&route, payment_hash, &Some(payment_secret), PaymentId(payment_hash.0)).unwrap();
        check_added_monitors!(nodes[0], 1);
        let update_0 = get_htlc_update_msgs!(nodes[0], nodes[1].node.get_our_node_id());
        let mut update_add = update_0.update_add_htlcs[0].clone();
@@ -1150,12 +1163,12 @@ fn test_phantom_final_incorrect_cltv_expiry() {
        commitment_signed_dance!(nodes[1], nodes[0], &update_0.commitment_signed, false, true);
 
        // Modify the payload so the phantom hop's HMAC is bogus.
-       for (_, pending_forwards) in nodes[1].node.channel_state.lock().unwrap().forward_htlcs.iter_mut() {
+       for (_, pending_forwards) in nodes[1].node.forward_htlcs.lock().unwrap().iter_mut() {
                for f in pending_forwards.iter_mut() {
                        match f {
-                               &mut HTLCForwardInfo::AddHTLC {
+                               &mut HTLCForwardInfo::AddHTLC(PendingAddHTLCInfo {
                                        forward_info: PendingHTLCInfo { ref mut outgoing_cltv_value, .. }, ..
-                               } => {
+                               }) => {
                                        *outgoing_cltv_value += 1;
                                },
                                _ => panic!("Unexpected forward"),
@@ -1164,7 +1177,7 @@ fn test_phantom_final_incorrect_cltv_expiry() {
        }
        expect_pending_htlcs_forwardable_ignore!(nodes[1]);
        nodes[1].node.process_pending_htlc_forwards();
-       expect_pending_htlcs_forwardable_ignore!(nodes[1]);
+       expect_pending_htlcs_forwardable_and_htlc_handling_failed_ignore!(nodes[1], vec![HTLCDestination::FailedPayment { payment_hash }]);
        nodes[1].node.process_pending_htlc_forwards();
        let update_1 = get_htlc_update_msgs!(nodes[1], nodes[0].node.get_our_node_id());
        check_added_monitors!(&nodes[1], 1);
@@ -1189,7 +1202,7 @@ fn test_phantom_failure_too_low_cltv() {
        let node_chanmgrs = create_node_chanmgrs(2, &node_cfgs, &[None, None]);
        let nodes = create_network(2, &node_cfgs, &node_chanmgrs);
 
-       let channel = create_announced_chan_between_nodes(&nodes, 0, 1, InitFeatures::known(), InitFeatures::known());
+       let channel = create_announced_chan_between_nodes(&nodes, 0, 1, channelmanager::provided_init_features(), channelmanager::provided_init_features());
 
        // Get the route.
        let recv_value_msat = 10_000;
@@ -1200,7 +1213,7 @@ fn test_phantom_failure_too_low_cltv() {
        route.paths[0][1].cltv_expiry_delta = 5;
 
        // Route the HTLC through to the destination.
-       nodes[0].node.send_payment(&route, payment_hash.clone(), &Some(payment_secret)).unwrap();
+       nodes[0].node.send_payment(&route, payment_hash, &Some(payment_secret), PaymentId(payment_hash.0)).unwrap();
        check_added_monitors!(nodes[0], 1);
        let update_0 = get_htlc_update_msgs!(nodes[0], nodes[1].node.get_our_node_id());
        let mut update_add = update_0.update_add_htlcs[0].clone();
@@ -1210,7 +1223,7 @@ fn test_phantom_failure_too_low_cltv() {
 
        expect_pending_htlcs_forwardable_ignore!(nodes[1]);
        nodes[1].node.process_pending_htlc_forwards();
-       expect_pending_htlcs_forwardable_ignore!(nodes[1]);
+       expect_pending_htlcs_forwardable_and_htlc_handling_failed_ignore!(nodes[1], vec![HTLCDestination::FailedPayment { payment_hash }]);
        nodes[1].node.process_pending_htlc_forwards();
        let update_1 = get_htlc_update_msgs!(nodes[1], nodes[0].node.get_our_node_id());
        check_added_monitors!(&nodes[1], 1);
@@ -1234,7 +1247,7 @@ fn test_phantom_failure_too_low_recv_amt() {
        let node_chanmgrs = create_node_chanmgrs(2, &node_cfgs, &[None, None]);
        let nodes = create_network(2, &node_cfgs, &node_chanmgrs);
 
-       let channel = create_announced_chan_between_nodes(&nodes, 0, 1, InitFeatures::known(), InitFeatures::known());
+       let channel = create_announced_chan_between_nodes(&nodes, 0, 1, channelmanager::provided_init_features(), channelmanager::provided_init_features());
 
        // Get the route with a too-low amount.
        let recv_amt_msat = 10_000;
@@ -1243,7 +1256,7 @@ fn test_phantom_failure_too_low_recv_amt() {
        let (mut route, phantom_scid) = get_phantom_route!(nodes, bad_recv_amt_msat, channel);
 
        // Route the HTLC through to the destination.
-       nodes[0].node.send_payment(&route, payment_hash.clone(), &Some(payment_secret)).unwrap();
+       nodes[0].node.send_payment(&route, payment_hash, &Some(payment_secret), PaymentId(payment_hash.0)).unwrap();
        check_added_monitors!(nodes[0], 1);
        let update_0 = get_htlc_update_msgs!(nodes[0], nodes[1].node.get_our_node_id());
        let mut update_add = update_0.update_add_htlcs[0].clone();
@@ -1255,7 +1268,7 @@ fn test_phantom_failure_too_low_recv_amt() {
        nodes[1].node.process_pending_htlc_forwards();
        expect_pending_htlcs_forwardable_ignore!(nodes[1]);
        nodes[1].node.process_pending_htlc_forwards();
-       expect_pending_htlcs_forwardable_ignore!(nodes[1]);
+       expect_pending_htlcs_forwardable_and_htlc_handling_failed_ignore!(nodes[1], vec![HTLCDestination::FailedPayment { payment_hash: payment_hash.clone() }]);
        nodes[1].node.process_pending_htlc_forwards();
        let update_1 = get_htlc_update_msgs!(nodes[1], nodes[0].node.get_our_node_id());
        check_added_monitors!(&nodes[1], 1);
@@ -1288,14 +1301,14 @@ fn test_phantom_dust_exposure_failure() {
        let node_chanmgrs = create_node_chanmgrs(2, &node_cfgs, &[None, Some(receiver_config)]);
        let nodes = create_network(2, &node_cfgs, &node_chanmgrs);
 
-       let channel = create_announced_chan_between_nodes(&nodes, 0, 1, InitFeatures::known(), InitFeatures::known());
+       let channel = create_announced_chan_between_nodes(&nodes, 0, 1, channelmanager::provided_init_features(), channelmanager::provided_init_features());
 
        // Get the route with an amount exceeding the dust exposure threshold of nodes[1].
        let (_, payment_hash, payment_secret) = get_payment_preimage_hash!(nodes[1], Some(max_dust_exposure + 1));
        let (mut route, _) = get_phantom_route!(nodes, max_dust_exposure + 1, channel);
 
        // Route the HTLC through to the destination.
-       nodes[0].node.send_payment(&route, payment_hash.clone(), &Some(payment_secret)).unwrap();
+       nodes[0].node.send_payment(&route, payment_hash, &Some(payment_secret), PaymentId(payment_hash.0)).unwrap();
        check_added_monitors!(nodes[0], 1);
        let update_0 = get_htlc_update_msgs!(nodes[0], nodes[1].node.get_our_node_id());
        let mut update_add = update_0.update_add_htlcs[0].clone();
@@ -1330,7 +1343,7 @@ fn test_phantom_failure_reject_payment() {
        let node_chanmgrs = create_node_chanmgrs(2, &node_cfgs, &[None, None]);
        let nodes = create_network(2, &node_cfgs, &node_chanmgrs);
 
-       let channel = create_announced_chan_between_nodes(&nodes, 0, 1, InitFeatures::known(), InitFeatures::known());
+       let channel = create_announced_chan_between_nodes(&nodes, 0, 1, channelmanager::provided_init_features(), channelmanager::provided_init_features());
 
        // Get the route with a too-low amount.
        let recv_amt_msat = 10_000;
@@ -1338,7 +1351,7 @@ fn test_phantom_failure_reject_payment() {
        let (mut route, phantom_scid) = get_phantom_route!(nodes, recv_amt_msat, channel);
 
        // Route the HTLC through to the destination.
-       nodes[0].node.send_payment(&route, payment_hash.clone(), &Some(payment_secret)).unwrap();
+       nodes[0].node.send_payment(&route, payment_hash, &Some(payment_secret), PaymentId(payment_hash.0)).unwrap();
        check_added_monitors!(nodes[0], 1);
        let update_0 = get_htlc_update_msgs!(nodes[0], nodes[1].node.get_our_node_id());
        let mut update_add = update_0.update_add_htlcs[0].clone();
@@ -1352,7 +1365,7 @@ fn test_phantom_failure_reject_payment() {
        nodes[1].node.process_pending_htlc_forwards();
        expect_payment_received!(nodes[1], payment_hash, payment_secret, recv_amt_msat);
        nodes[1].node.fail_htlc_backwards(&payment_hash);
-       expect_pending_htlcs_forwardable_ignore!(nodes[1]);
+       expect_pending_htlcs_forwardable_and_htlc_handling_failed_ignore!(nodes[1], vec![HTLCDestination::FailedPayment { payment_hash }]);
        nodes[1].node.process_pending_htlc_forwards();
 
        let update_1 = get_htlc_update_msgs!(nodes[1], nodes[0].node.get_our_node_id());