//! 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::{CLTV_CLAIM_BUFFER, LATENCY_GRACE_PERIOD_BLOCKS};
-use chain::keysinterface::{KeysInterface, Recipient};
-use ln::{PaymentHash, PaymentSecret};
-use ln::channelmanager::{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::{Writeable, Writer};
-use util::{byte_utils, test_utils};
-use util::config::UserConfig;
+use crate::chain::channelmonitor::{CLTV_CLAIM_BUFFER, LATENCY_GRACE_PERIOD_BLOCKS};
+use crate::chain::keysinterface::{EntropySource, NodeSigner, Recipient};
+use crate::ln::{PaymentHash, PaymentSecret};
+use crate::ln::channel::EXPIRE_PREV_CONFIG_TICKS;
+use crate::ln::channelmanager::{HTLCForwardInfo, FailureCode, CLTV_FAR_FAR_AWAY, MIN_CLTV_EXPIRY_DELTA, PendingAddHTLCInfo, PendingHTLCInfo, PendingHTLCRouting, PaymentId};
+use crate::ln::onion_utils;
+use crate::routing::gossip::{NetworkUpdate, RoutingFees};
+use crate::routing::router::{get_route, PaymentParameters, Route, RouteHint, RouteHintHop};
+use crate::ln::features::{InitFeatures, InvoiceFeatures};
+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::{Writeable, Writer};
+use crate::util::test_utils;
+use crate::util::config::{UserConfig, ChannelConfig};
+use crate::util::errors::APIError;
use bitcoin::hash_types::BlockHash;
use bitcoin::hashes::sha256::Hash as Sha256;
use bitcoin::secp256k1;
-use bitcoin::secp256k1::Secp256k1;
-use bitcoin::secp256k1::{PublicKey, SecretKey};
+use bitcoin::secp256k1::{Secp256k1, 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),
}
// 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)
if test_case == 2 || test_case == 200 {
expect_htlc_forward!(&nodes[2]);
- expect_event!(&nodes[2], Event::PaymentReceived);
+ expect_event!(&nodes[2], Event::PaymentClaimable);
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());
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() {
} 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 {
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![],
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), create_announced_chan_between_nodes(&nodes, 1, 2)];
// 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);
}
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);
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), create_announced_chan_between_nodes(&nodes, 1, 2)];
for node in nodes.iter() {
*node.keys_manager.override_random_bytes.lock().unwrap() = Some([3; 32]);
}
// break the first (non-final) hop payload by swapping the realm (0) byte for a byte
// describing a length-1 TLV payload, which is obviously bogus.
new_payloads[0].data[0] = 1;
- msg.onion_routing_packet = onion_utils::construct_onion_packet_bogus_hopdata(new_payloads, onion_keys, [0; 32], &payment_hash);
+ msg.onion_routing_packet = onion_utils::construct_onion_packet_with_writable_hopdata(new_payloads, onion_keys, [0; 32], &payment_hash);
}, ||{}, true, Some(PERM|22), Some(NetworkUpdate::ChannelFailure{short_channel_id, is_permanent: true}), Some(short_channel_id));
// final node failure
// break the last-hop payload by swapping the realm (0) byte for a byte describing a
// length-1 TLV payload, which is obviously bogus.
new_payloads[1].data[0] = 1;
- msg.onion_routing_packet = onion_utils::construct_onion_packet_bogus_hopdata(new_payloads, onion_keys, [0; 32], &payment_hash);
+ msg.onion_routing_packet = onion_utils::construct_onion_packet_with_writable_hopdata(new_payloads, onion_keys, [0; 32], &payment_hash);
}, ||{}, false, Some(PERM|22), Some(NetworkUpdate::ChannelFailure{short_channel_id, is_permanent: true}), Some(short_channel_id));
// the following three with run_onion_failure_test_with_fail_intercept() test only the origin node
Some(NetworkUpdate::ChannelFailure{short_channel_id, is_permanent:true}), Some(short_channel_id));
let short_channel_id = channels[1].0.contents.short_channel_id;
- let amt_to_forward = nodes[1].node.channel_state.lock().unwrap().by_id.get(&channels[1].2).unwrap().get_counterparty_htlc_minimum_msat() - 1;
+ let amt_to_forward = nodes[1].node.per_peer_state.read().unwrap().get(&nodes[2].node.get_our_node_id())
+ .unwrap().lock().unwrap().channel_by_id.get(&channels[1].2).unwrap()
+ .get_counterparty_htlc_minimum_msat() - 1;
let mut bogus_route = route.clone();
let route_len = bogus_route.paths[0].len();
bogus_route.paths[0][route_len-1].fee_msat = amt_to_forward;
let preimage = send_along_route(&nodes[0], bogus_route, &[&nodes[1], &nodes[2]], amt_to_forward+1).0;
claim_payment(&nodes[0], &[&nodes[1], &nodes[2]], preimage);
- //TODO: with new config API, we will be able to generate both valid and
- //invalid channel_update cases.
let short_channel_id = channels[0].0.contents.short_channel_id;
run_onion_failure_test("fee_insufficient", 0, &nodes, &route, &payment_hash, &payment_secret, |msg| {
msg.amount_msat -= 1;
connect_blocks(&nodes[0], height - nodes[0].best_block_info().1);
connect_blocks(&nodes[1], height - nodes[1].best_block_info().1);
connect_blocks(&nodes[2], height - nodes[2].best_block_info().1);
- }, || {}, true, Some(17), None, None);
+ }, || {}, false, Some(0x4000 | 15), 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,
_ => {},
}
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,
_ => {},
}
}
}, true, Some(23), None, None);
}
-#[test]
-fn test_default_to_onion_payload_tlv_format() {
- // Tests that we default to creating tlv format onion payloads when no `NodeAnnouncementInfo`
- // `features` for a node in the `network_graph` exists, or when the node isn't in the
- // `network_graph`, and no other known `features` for the node exists.
- let mut priv_channels_conf = UserConfig::default();
- priv_channels_conf.channel_handshake_config.announced_channel = false;
- let chanmon_cfgs = create_chanmon_cfgs(5);
- let node_cfgs = create_node_cfgs(5, &chanmon_cfgs);
- 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());
-
- let payment_params = PaymentParameters::from_node_id(nodes[3].node.get_our_node_id());
- let origin_node = &nodes[0];
- let network_graph = origin_node.network_graph;
-
- // Clears all the `NodeAnnouncementInfo` for all nodes of `nodes[0]`'s `network_graph`, so that
- // their `features` aren't used when creating the `route`.
- network_graph.clear_nodes_announcement_info();
-
- let (announced_route, _, _, _) = get_route_and_payment_hash!(
- origin_node, nodes[3], payment_params, 10_000, TEST_FINAL_CLTV);
-
- let hops = &announced_route.paths[0];
- // Assert that the hop between `nodes[1]` and `nodes[2]` defaults to supporting variable length
- // onions, as `nodes[0]` has no `NodeAnnouncementInfo` `features` for `node[2]`
- assert!(hops[1].node_features.supports_variable_length_onion());
- // Assert that the hop between `nodes[2]` and `nodes[3]` defaults to supporting variable length
- // onions, as `nodes[0]` has no `NodeAnnouncementInfo` `features` for `node[3]`, and no `InvoiceFeatures`
- // for the `payment_params`, which would otherwise have been used.
- assert!(hops[2].node_features.supports_variable_length_onion());
- // Note that we do not assert that `hops[0]` (the channel between `nodes[0]` and `nodes[1]`)
- // 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()`.
-
- let unannounced_chan = &nodes[4].node.list_usable_channels()[0];
-
- let last_hop = RouteHint(vec![RouteHintHop {
- src_node_id: nodes[3].node.get_our_node_id(),
- short_channel_id: unannounced_chan.short_channel_id.unwrap(),
- fees: RoutingFees {
- base_msat: 0,
- proportional_millionths: 0,
- },
- cltv_expiry_delta: 42,
- htlc_minimum_msat: None,
- htlc_maximum_msat: None,
- }]);
-
- let unannounced_chan_params = PaymentParameters::from_node_id(nodes[4].node.get_our_node_id()).with_route_hints(vec![last_hop]);
- let (unannounced_route, _, _, _) = get_route_and_payment_hash!(
- origin_node, nodes[4], unannounced_chan_params, 10_000, TEST_FINAL_CLTV);
-
- let unannounced_chan_hop = &unannounced_route.paths[0][3];
- // Ensure that `nodes[4]` doesn't exist in `nodes[0]`'s `network_graph`, as it's not public.
- assert!(&network_graph.read_only().nodes().get(&NodeId::from_pubkey(&nodes[4].node.get_our_node_id())).is_none());
- // Assert that the hop between `nodes[3]` and `nodes[4]` defaults to supporting variable length
- // onions, even though `nodes[4]` as `nodes[0]` doesn't exists in `nodes[0]`'s `network_graph`,
- // and no `InvoiceFeatures` for the `payment_params` exists, which would otherwise have been
- // used.
- assert!(unannounced_chan_hop.node_features.supports_variable_length_onion());
+fn do_test_onion_failure_stale_channel_update(announced_channel: bool) {
+ // Create a network of three nodes and two channels connecting them. We'll be updating the
+ // HTLC relay policy of the second channel, causing forwarding failures at the first hop.
+ let mut config = UserConfig::default();
+ config.channel_handshake_config.announced_channel = announced_channel;
+ config.channel_handshake_limits.force_announced_channel_preference = false;
+ config.accept_forwards_to_priv_channels = !announced_channel;
+ let chanmon_cfgs = create_chanmon_cfgs(3);
+ let persister;
+ let chain_monitor;
+ let channel_manager_1_deserialized;
+ let node_cfgs = create_node_cfgs(3, &chanmon_cfgs);
+ let node_chanmgrs = create_node_chanmgrs(3, &node_cfgs, &[None, Some(config), None]);
+ let mut nodes = create_network(3, &node_cfgs, &node_chanmgrs);
- let cur_height = nodes[0].best_block_info().1 + 1;
- let (announced_route_payloads, _htlc_msat, _htlc_cltv) = onion_utils::build_onion_payloads(&announced_route.paths[0], 40000, &None, cur_height, &None).unwrap();
- let (unannounced_route_paylods, _htlc_msat, _htlc_cltv) = onion_utils::build_onion_payloads(&unannounced_route.paths[0], 40000, &None, cur_height, &None).unwrap();
-
- for onion_payloads in vec![announced_route_payloads, unannounced_route_paylods] {
- for onion_payload in onion_payloads.iter() {
- match onion_payload.format {
- msgs::OnionHopDataFormat::Legacy {..} => {
- panic!("Generated a `msgs::OnionHopDataFormat::Legacy` payload, even though that shouldn't have happend.");
- }
- _ => {}
- }
+ let other_channel = create_chan_between_nodes(
+ &nodes[0], &nodes[1],
+ );
+ let channel_to_update = if announced_channel {
+ let channel = create_announced_chan_between_nodes(
+ &nodes, 1, 2,
+ );
+ (channel.2, channel.0.contents.short_channel_id)
+ } else {
+ let channel = create_unannounced_chan_between_nodes_with_value(
+ &nodes, 1, 2, 100000, 10001,
+ );
+ (channel.0.channel_id, channel.0.short_channel_id_alias.unwrap())
+ };
+ let channel_to_update_counterparty = &nodes[2].node.get_our_node_id();
+
+ let default_config = ChannelConfig::default();
+
+ // A test payment should succeed as the ChannelConfig has not been changed yet.
+ const PAYMENT_AMT: u64 = 40000;
+ let (route, payment_hash, payment_preimage, payment_secret) = if announced_channel {
+ get_route_and_payment_hash!(nodes[0], nodes[2], PAYMENT_AMT)
+ } else {
+ let hop_hints = vec![RouteHint(vec![RouteHintHop {
+ src_node_id: nodes[1].node.get_our_node_id(),
+ short_channel_id: channel_to_update.1,
+ fees: RoutingFees {
+ base_msat: default_config.forwarding_fee_base_msat,
+ proportional_millionths: default_config.forwarding_fee_proportional_millionths,
+ },
+ cltv_expiry_delta: default_config.cltv_expiry_delta,
+ htlc_maximum_msat: None,
+ htlc_minimum_msat: None,
+ }])];
+ let payment_params = PaymentParameters::from_node_id(*channel_to_update_counterparty)
+ .with_features(nodes[2].node.invoice_features())
+ .with_route_hints(hop_hints);
+ get_route_and_payment_hash!(nodes[0], nodes[2], payment_params, PAYMENT_AMT, TEST_FINAL_CLTV)
+ };
+ send_along_route_with_secret(&nodes[0], route.clone(), &[&[&nodes[1], &nodes[2]]], PAYMENT_AMT,
+ payment_hash, payment_secret);
+ claim_payment(&nodes[0], &[&nodes[1], &nodes[2]], payment_preimage);
+
+ // Closure to force expiry of a channel's previous config.
+ let expire_prev_config = || {
+ for _ in 0..EXPIRE_PREV_CONFIG_TICKS {
+ nodes[1].node.timer_tick_occurred();
+ }
+ };
+
+ // Closure to update and retrieve the latest ChannelUpdate.
+ let update_and_get_channel_update = |config: &ChannelConfig, expect_new_update: bool,
+ prev_update: Option<&msgs::ChannelUpdate>, should_expire_prev_config: bool| -> Option<msgs::ChannelUpdate> {
+ nodes[1].node.update_channel_config(
+ channel_to_update_counterparty, &[channel_to_update.0], config,
+ ).unwrap();
+ let events = nodes[1].node.get_and_clear_pending_msg_events();
+ assert_eq!(events.len(), expect_new_update as usize);
+ if !expect_new_update {
+ return None;
+ }
+ let new_update = match &events[0] {
+ MessageSendEvent::BroadcastChannelUpdate { msg } => {
+ assert!(announced_channel);
+ msg.clone()
+ },
+ MessageSendEvent::SendChannelUpdate { node_id, msg } => {
+ assert_eq!(node_id, channel_to_update_counterparty);
+ assert!(!announced_channel);
+ msg.clone()
+ },
+ _ => panic!("expected Broadcast/SendChannelUpdate event"),
+ };
+ if prev_update.is_some() {
+ assert!(new_update.contents.timestamp > prev_update.unwrap().contents.timestamp)
+ }
+ if should_expire_prev_config {
+ expire_prev_config();
}
+ Some(new_update)
+ };
+
+ // We'll be attempting to route payments using the default ChannelUpdate for channels. This will
+ // lead to onion failures at the first hop once we update the ChannelConfig for the
+ // second hop.
+ let expect_onion_failure = |name: &str, error_code: u16, channel_update: &msgs::ChannelUpdate| {
+ let short_channel_id = channel_to_update.1;
+ let network_update = NetworkUpdate::ChannelUpdateMessage { msg: channel_update.clone() };
+ run_onion_failure_test(
+ name, 0, &nodes, &route, &payment_hash, &payment_secret, |_| {}, || {}, true,
+ Some(error_code), Some(network_update), Some(short_channel_id),
+ );
+ };
+
+ // Updates to cltv_expiry_delta below MIN_CLTV_EXPIRY_DELTA should fail with APIMisuseError.
+ let mut invalid_config = default_config.clone();
+ invalid_config.cltv_expiry_delta = 0;
+ match nodes[1].node.update_channel_config(
+ channel_to_update_counterparty, &[channel_to_update.0], &invalid_config,
+ ) {
+ Err(APIError::APIMisuseError{ .. }) => {},
+ _ => panic!("unexpected result applying invalid cltv_expiry_delta"),
}
+
+ // Increase the base fee which should trigger a new ChannelUpdate.
+ let mut config = nodes[1].node.list_usable_channels().iter()
+ .find(|channel| channel.channel_id == channel_to_update.0).unwrap()
+ .config.unwrap();
+ config.forwarding_fee_base_msat = u32::max_value();
+ let msg = update_and_get_channel_update(&config, true, None, false).unwrap();
+
+ // The old policy should still be in effect until a new block is connected.
+ send_along_route_with_secret(&nodes[0], route.clone(), &[&[&nodes[1], &nodes[2]]], PAYMENT_AMT,
+ payment_hash, payment_secret);
+ claim_payment(&nodes[0], &[&nodes[1], &nodes[2]], payment_preimage);
+
+ // Connect a block, which should expire the previous config, leading to a failure when
+ // forwarding the HTLC.
+ expire_prev_config();
+ expect_onion_failure("fee_insufficient", UPDATE|12, &msg);
+
+ // Redundant updates should not trigger a new ChannelUpdate.
+ assert!(update_and_get_channel_update(&config, false, None, false).is_none());
+
+ // Similarly, updates that do not have an affect on ChannelUpdate should not trigger a new one.
+ config.force_close_avoidance_max_fee_satoshis *= 2;
+ assert!(update_and_get_channel_update(&config, false, None, false).is_none());
+
+ // Reset the base fee to the default and increase the proportional fee which should trigger a
+ // new ChannelUpdate.
+ config.forwarding_fee_base_msat = default_config.forwarding_fee_base_msat;
+ config.cltv_expiry_delta = u16::max_value();
+ let msg = update_and_get_channel_update(&config, true, Some(&msg), true).unwrap();
+ expect_onion_failure("incorrect_cltv_expiry", UPDATE|13, &msg);
+
+ // Reset the proportional fee and increase the CLTV expiry delta which should trigger a new
+ // ChannelUpdate.
+ config.cltv_expiry_delta = default_config.cltv_expiry_delta;
+ config.forwarding_fee_proportional_millionths = u32::max_value();
+ let msg = update_and_get_channel_update(&config, true, Some(&msg), true).unwrap();
+ expect_onion_failure("fee_insufficient", UPDATE|12, &msg);
+
+ // To test persistence of the updated config, we'll re-initialize the ChannelManager.
+ let config_after_restart = {
+ let chan_1_monitor_serialized = get_monitor!(nodes[1], other_channel.3).encode();
+ let chan_2_monitor_serialized = get_monitor!(nodes[1], channel_to_update.0).encode();
+ reload_node!(nodes[1], *nodes[1].node.get_current_default_configuration(), &nodes[1].node.encode(),
+ &[&chan_1_monitor_serialized, &chan_2_monitor_serialized], persister, chain_monitor, channel_manager_1_deserialized);
+ nodes[1].node.list_channels().iter()
+ .find(|channel| channel.channel_id == channel_to_update.0).unwrap()
+ .config.unwrap()
+ };
+ assert_eq!(config, config_after_restart);
}
#[test]
-fn test_do_not_default_to_onion_payload_tlv_format_when_unsupported() {
- // Tests that we do not default to creating tlv onions if either of these types features
- // exists, which specifies no support for variable length onions for a specific hop, when
- // creating a route:
- // 1. `InitFeatures` to the counterparty node exchanged with the init message to the node.
- // 2. `NodeFeatures` in the `NodeAnnouncementInfo` of a node in sender node's `network_graph`.
- // 3. `InvoiceFeatures` specified by the receiving node, when no `NodeAnnouncementInfo`
- // `features` exists for the receiver in the sender's `network_graph`.
- 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
+fn test_onion_failure_stale_channel_update() {
+ do_test_onion_failure_stale_channel_update(false);
+ do_test_onion_failure_stale_channel_update(true);
+}
+
+#[test]
+fn test_always_create_tlv_format_onion_payloads() {
+ // Verify that we always generate tlv onion format payloads, even if the features specifically
+ // specifies no support for variable length onions, as the legacy payload format has been
+ // deprecated in BOLT4.
+ let chanmon_cfgs = create_chanmon_cfgs(3);
+ let mut node_cfgs = create_node_cfgs(3, &chanmon_cfgs);
+
+ // Set `node[1]`'s init features to features which return `false` for
// `supports_variable_length_onion()`
- let mut node_1_cfg = &mut node_cfgs[1];
- node_1_cfg.features = InitFeatures::empty();
+ let mut no_variable_length_onion_features = InitFeatures::empty();
+ no_variable_length_onion_features.set_static_remote_key_required();
+ *node_cfgs[1].override_init_features.borrow_mut() = Some(no_variable_length_onion_features);
- let node_chanmgrs = create_node_chanmgrs(4, &node_cfgs, &[None, None, None, None]);
- let mut nodes = create_network(4, &node_cfgs, &node_chanmgrs);
+ let node_chanmgrs = create_node_chanmgrs(3, &node_cfgs, &[None, None, None]);
+ let mut nodes = create_network(3, &node_cfgs, &node_chanmgrs);
- create_announced_chan_between_nodes(&nodes, 0, 1, InitFeatures::known(), InitFeatures::known());
- create_announced_chan_between_nodes(&nodes, 1, 2, InitFeatures::known(), InitFeatures::known());
- create_announced_chan_between_nodes(&nodes, 2, 3, InitFeatures::known(), InitFeatures::known());
+ create_announced_chan_between_nodes(&nodes, 0, 1);
+ create_announced_chan_between_nodes(&nodes, 1, 2);
- let payment_params = PaymentParameters::from_node_id(nodes[3].node.get_our_node_id())
+ let payment_params = PaymentParameters::from_node_id(nodes[2].node.get_our_node_id())
.with_features(InvoiceFeatures::empty());
- let origin_node = &nodes[0];
- let network_graph = origin_node.network_graph;
- network_graph.clear_nodes_announcement_info();
-
- // Set `NodeAnnouncementInfo` `features` which do not support variable length onions for
- // `nodes[2]` in `nodes[0]`'s `network_graph`.
- let nodes_2_unsigned_node_announcement = msgs::UnsignedNodeAnnouncement {
- features: NodeFeatures::empty(),
- timestamp: 0,
- node_id: nodes[2].node.get_our_node_id(),
- rgb: [32; 3],
- alias: [16;32],
- addresses: Vec::new(),
- excess_address_data: Vec::new(),
- excess_data: Vec::new(),
- };
- let _res = network_graph.update_node_from_unsigned_announcement(&nodes_2_unsigned_node_announcement);
-
- let (route, _, _, _) = get_route_and_payment_hash!(
- origin_node, nodes[3], payment_params, 10_000, TEST_FINAL_CLTV);
+ let (route, _payment_hash, _payment_preimage, _payment_secret) = get_route_and_payment_hash!(nodes[0], nodes[2], payment_params, 40000, TEST_FINAL_CLTV);
let hops = &route.paths[0];
-
- // Assert that the hop between `nodes[0]` and `nodes[1]` doesn't support variable length
- // onions, as as the `InitFeatures` exchanged (`InitFeatures::empty()`) in the init message
- // between the nodes when setting up the channel is used when creating the `route` and that we
- // therefore do not default to supporting variable length onions. Despite `nodes[0]` having no
- // `NodeAnnouncementInfo` `features` for `node[1]`.
+ // Asserts that the first hop to `node[1]` signals no support for variable length onions.
assert!(!hops[0].node_features.supports_variable_length_onion());
- // Assert that the hop between `nodes[1]` and `nodes[2]` uses the `features` from
- // `nodes_2_unsigned_node_announcement` that doesn't support variable length onions.
+ // Asserts that the first hop to `node[1]` signals no support for variable length onions.
assert!(!hops[1].node_features.supports_variable_length_onion());
- // Assert that the hop between `nodes[2]` and `nodes[3]` uses the `InvoiceFeatures` set to the
- // `payment_params`, that doesn't support variable length onions. We therefore do not end up
- // defaulting to supporting variable length onions, despite `nodes[0]` having no
- // `NodeAnnouncementInfo` `features` for `node[3]`.
- assert!(!hops[2].node_features.supports_variable_length_onion());
let cur_height = nodes[0].best_block_info().1 + 1;
let (onion_payloads, _htlc_msat, _htlc_cltv) = onion_utils::build_onion_payloads(&route.paths[0], 40000, &None, cur_height, &None).unwrap();
- for onion_payload in onion_payloads.iter() {
- match onion_payload.format {
- msgs::OnionHopDataFormat::Legacy {..} => {}
- _ => {
- panic!("Should have only have generated `msgs::OnionHopDataFormat::Legacy` payloads");
- }
- }
+ match onion_payloads[0].format {
+ msgs::OnionHopDataFormat::NonFinalNode {..} => {},
+ _ => { panic!(
+ "Should have generated a `msgs::OnionHopDataFormat::NonFinalNode` payload for `hops[0]`,
+ despite that the features signals no support for variable length onions"
+ )}
+ }
+ match onion_payloads[1].format {
+ msgs::OnionHopDataFormat::FinalNode {..} => {},
+ _ => {panic!(
+ "Should have generated a `msgs::OnionHopDataFormat::FinalNode` payload for `hops[1]`,
+ despite that the features signals no support for variable length onions"
+ )}
}
}
+fn do_test_fail_htlc_backwards_with_reason(failure_code: FailureCode) {
+
+ 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);
+
+ create_announced_chan_between_nodes(&nodes, 0, 1);
+
+ let payment_amount = 100_000;
+ let (route, payment_hash, _, payment_secret) = get_route_and_payment_hash!(nodes[0], nodes[1], payment_amount);
+ nodes[0].node.send_payment(&route, payment_hash, &Some(payment_secret), PaymentId(payment_hash.0)).unwrap();
+ check_added_monitors!(nodes[0], 1);
+
+ let mut events = nodes[0].node.get_and_clear_pending_msg_events();
+ let mut payment_event = SendEvent::from_event(events.pop().unwrap());
+ nodes[1].node.handle_update_add_htlc(&nodes[0].node.get_our_node_id(), &payment_event.msgs[0]);
+ commitment_signed_dance!(nodes[1], nodes[0], payment_event.commitment_msg, false);
+
+ expect_pending_htlcs_forwardable!(nodes[1]);
+ expect_payment_claimable!(nodes[1], payment_hash, payment_secret, payment_amount);
+ nodes[1].node.fail_htlc_backwards_with_reason(&payment_hash, &failure_code);
+
+ expect_pending_htlcs_forwardable_and_htlc_handling_failed!(nodes[1], vec![HTLCDestination::FailedPayment { payment_hash: payment_hash }]);
+ check_added_monitors!(nodes[1], 1);
+
+ let events = nodes[1].node.get_and_clear_pending_msg_events();
+ assert_eq!(events.len(), 1);
+ let (update_fail_htlc, commitment_signed) = match events[0] {
+ MessageSendEvent::UpdateHTLCs { node_id: _ , updates: msgs::CommitmentUpdate { ref update_add_htlcs, ref update_fulfill_htlcs, ref update_fail_htlcs, ref update_fail_malformed_htlcs, ref update_fee, ref commitment_signed } } => {
+ assert!(update_add_htlcs.is_empty());
+ assert!(update_fulfill_htlcs.is_empty());
+ assert_eq!(update_fail_htlcs.len(), 1);
+ assert!(update_fail_malformed_htlcs.is_empty());
+ assert!(update_fee.is_none());
+ (update_fail_htlcs[0].clone(), commitment_signed)
+ },
+ _ => panic!("Unexpected event"),
+ };
+
+ nodes[0].node.handle_update_fail_htlc(&nodes[1].node.get_our_node_id(), &update_fail_htlc);
+ commitment_signed_dance!(nodes[0], nodes[1], commitment_signed, false, true);
+
+ let failure_data = match failure_code {
+ FailureCode::TemporaryNodeFailure => vec![],
+ FailureCode::RequiredNodeFeatureMissing => vec![],
+ FailureCode::IncorrectOrUnknownPaymentDetails => {
+ let mut htlc_msat_height_data = (payment_amount as u64).to_be_bytes().to_vec();
+ htlc_msat_height_data.extend_from_slice(&CHAN_CONFIRM_DEPTH.to_be_bytes());
+ htlc_msat_height_data
+ }
+ };
+
+ let failure_code = failure_code as u16;
+ let permanent_flag = 0x4000;
+ let permanent_fail = (failure_code & permanent_flag) != 0;
+ expect_payment_failed!(nodes[0], payment_hash, permanent_fail, failure_code, failure_data);
+
+}
+
+#[test]
+fn test_fail_htlc_backwards_with_reason() {
+ do_test_fail_htlc_backwards_with_reason(FailureCode::TemporaryNodeFailure);
+ do_test_fail_htlc_backwards_with_reason(FailureCode::RequiredNodeFeatureMissing);
+ do_test_fail_htlc_backwards_with_reason(FailureCode::IncorrectOrUnknownPaymentDetails);
+}
+
macro_rules! get_phantom_route {
($nodes: expr, $amt: expr, $channel: expr) => {{
- let secp_ctx = Secp256k1::new();
- let phantom_secret = $nodes[1].keys_manager.get_node_secret(Recipient::PhantomNode).unwrap();
- let phantom_pubkey = PublicKey::from_secret_key(&secp_ctx, &phantom_secret);
+ let phantom_pubkey = $nodes[1].keys_manager.get_node_id(Recipient::PhantomNode).unwrap();
let phantom_route_hint = $nodes[1].node.get_phantom_route_hints();
let payment_params = PaymentParameters::from_node_id(phantom_pubkey)
- .with_features(InvoiceFeatures::known())
+ .with_features($nodes[1].node.invoice_features())
.with_route_hints(vec![RouteHint(vec![
RouteHintHop {
src_node_id: $nodes[0].node.get_our_node_id(),
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);
// Get the route.
let recv_value_msat = 10_000;
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();
// 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()
},
};
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);
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);
// Get the route.
let recv_value_msat = 10_000;
// 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();
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();
}
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);
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);
// Get the route.
let recv_value_msat = 10_000;
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();
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"),
}
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);
commitment_signed_dance!(nodes[0], nodes[1], update_1.commitment_signed, false);
// Ensure the payment fails with the expected error.
- let expected_cltv = 82;
- let error_data = byte_utils::be32_to_array(expected_cltv).to_vec();
+ let expected_cltv: u32 = 82;
+ let error_data = expected_cltv.to_be_bytes().to_vec();
let mut fail_conditions = PaymentFailedConditions::new()
.blamed_scid(phantom_scid)
.expected_htlc_error_data(18, &error_data);
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);
// Get the route.
let recv_value_msat = 10_000;
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();
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);
commitment_signed_dance!(nodes[0], nodes[1], update_1.commitment_signed, false);
// Ensure the payment fails with the expected error.
- let error_data = Vec::new();
+ let mut error_data = recv_value_msat.to_be_bytes().to_vec();
+ error_data.extend_from_slice(
+ &nodes[0].node.best_block.read().unwrap().height().to_be_bytes(),
+ );
+ let mut fail_conditions = PaymentFailedConditions::new()
+ .blamed_scid(phantom_scid)
+ .expected_htlc_error_data(0x4000 | 15, &error_data);
+ expect_payment_failed_conditions(&nodes[0], payment_hash, true, fail_conditions);
+}
+
+#[test]
+fn test_phantom_failure_modified_cltv() {
+ // Test that we fail back phantoms if the upstream node fiddled with the CLTV too much with the
+ // correct error code.
+ let chanmon_cfgs = create_chanmon_cfgs(2);
+ let node_cfgs = create_node_cfgs(2, &chanmon_cfgs);
+ let node_chanmgrs = create_node_chanmgrs(2, &node_cfgs, &[None, None]);
+ let nodes = create_network(2, &node_cfgs, &node_chanmgrs);
+
+ let channel = create_announced_chan_between_nodes(&nodes, 0, 1);
+
+ // Get the route.
+ let recv_value_msat = 10_000;
+ let (_, payment_hash, payment_secret) = get_payment_preimage_hash!(nodes[1], Some(recv_value_msat));
+ let (mut 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, &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();
+
+ // Modify the route to have a too-low cltv.
+ update_add.cltv_expiry -= 10;
+
+ nodes[1].node.handle_update_add_htlc(&nodes[0].node.get_our_node_id(), &update_add);
+ commitment_signed_dance!(nodes[1], nodes[0], &update_0.commitment_signed, false, true);
+
+ let update_1 = get_htlc_update_msgs!(nodes[1], nodes[0].node.get_our_node_id());
+ assert!(update_1.update_fail_htlcs.len() == 1);
+ let fail_msg = update_1.update_fail_htlcs[0].clone();
+ nodes[0].node.handle_update_fail_htlc(&nodes[1].node.get_our_node_id(), &fail_msg);
+ commitment_signed_dance!(nodes[0], nodes[1], update_1.commitment_signed, false);
+
+ // Ensure the payment fails with the expected error.
let mut fail_conditions = PaymentFailedConditions::new()
.blamed_scid(phantom_scid)
- .expected_htlc_error_data(17, &error_data);
+ .expected_htlc_error_data(0x2000 | 2, &[]);
+ expect_payment_failed_conditions(&nodes[0], payment_hash, false, fail_conditions);
+}
+
+#[test]
+fn test_phantom_failure_expires_too_soon() {
+ // Test that we fail back phantoms if the HTLC got delayed and we got blocks in between with
+ // the correct error code.
+ let chanmon_cfgs = create_chanmon_cfgs(2);
+ let node_cfgs = create_node_cfgs(2, &chanmon_cfgs);
+ let node_chanmgrs = create_node_chanmgrs(2, &node_cfgs, &[None, None]);
+ let nodes = create_network(2, &node_cfgs, &node_chanmgrs);
+
+ let channel = create_announced_chan_between_nodes(&nodes, 0, 1);
+
+ // Get the route.
+ let recv_value_msat = 10_000;
+ let (_, payment_hash, payment_secret) = get_payment_preimage_hash!(nodes[1], Some(recv_value_msat));
+ let (mut 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, &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();
+
+ connect_blocks(&nodes[1], CLTV_FAR_FAR_AWAY);
+ nodes[1].node.handle_update_add_htlc(&nodes[0].node.get_our_node_id(), &update_add);
+ commitment_signed_dance!(nodes[1], nodes[0], &update_0.commitment_signed, false, true);
+
+ let update_1 = get_htlc_update_msgs!(nodes[1], nodes[0].node.get_our_node_id());
+ assert!(update_1.update_fail_htlcs.len() == 1);
+ let fail_msg = update_1.update_fail_htlcs[0].clone();
+ nodes[0].node.handle_update_fail_htlc(&nodes[1].node.get_our_node_id(), &fail_msg);
+ commitment_signed_dance!(nodes[0], nodes[1], update_1.commitment_signed, false);
+
+ // Ensure the payment fails with the expected error.
+ let mut fail_conditions = PaymentFailedConditions::new()
+ .blamed_scid(phantom_scid)
+ .expected_htlc_error_data(0x2000 | 2, &[]);
expect_payment_failed_conditions(&nodes[0], payment_hash, false, fail_conditions);
}
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);
// Get the route with a too-low amount.
let recv_amt_msat = 10_000;
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();
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);
commitment_signed_dance!(nodes[0], nodes[1], update_1.commitment_signed, false);
// Ensure the payment fails with the expected error.
- let mut error_data = byte_utils::be64_to_array(bad_recv_amt_msat).to_vec();
- error_data.extend_from_slice(
- &byte_utils::be32_to_array(nodes[1].node.best_block.read().unwrap().height()),
- );
+ let mut error_data = bad_recv_amt_msat.to_be_bytes().to_vec();
+ error_data.extend_from_slice(&nodes[1].node.best_block.read().unwrap().height().to_be_bytes());
let mut fail_conditions = PaymentFailedConditions::new()
.blamed_scid(phantom_scid)
.expected_htlc_error_data(0x4000 | 15, &error_data);
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);
// 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();
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);
// Get the route with a too-low amount.
let recv_amt_msat = 10_000;
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();
nodes[1].node.process_pending_htlc_forwards();
expect_pending_htlcs_forwardable_ignore!(nodes[1]);
nodes[1].node.process_pending_htlc_forwards();
- expect_payment_received!(nodes[1], payment_hash, payment_secret, recv_amt_msat);
+ expect_payment_claimable!(nodes[1], payment_hash, payment_secret, recv_amt_msat, None, route.paths[0].last().unwrap().pubkey);
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());
commitment_signed_dance!(nodes[0], nodes[1], update_1.commitment_signed, false);
// Ensure the payment fails with the expected error.
- let mut error_data = byte_utils::be64_to_array(recv_amt_msat).to_vec();
- error_data.extend_from_slice(
- &byte_utils::be32_to_array(nodes[1].node.best_block.read().unwrap().height()),
- );
+ let mut error_data = recv_amt_msat.to_be_bytes().to_vec();
+ error_data.extend_from_slice(&nodes[1].node.best_block.read().unwrap().height().to_be_bytes());
let mut fail_conditions = PaymentFailedConditions::new()
.blamed_scid(phantom_scid)
.expected_htlc_error_data(0x4000 | 15, &error_data);