+++ /dev/null
-//! Functional tests which test the correct handling of ChannelMonitorUpdateErr returns from
-//! monitor updates.
-//! There are a bunch of these as their handling is relatively error-prone so they are split out
-//! here. See also the chanmon_fail_consistency fuzz test.
-
-use ln::channelmanager::{RAACommitmentOrder, PaymentPreimage, PaymentHash};
-use ln::channelmonitor::ChannelMonitorUpdateErr;
-use ln::msgs;
-use ln::msgs::{ChannelMessageHandler, LocalFeatures, RoutingMessageHandler};
-use util::events::{Event, EventsProvider, MessageSendEvent, MessageSendEventsProvider};
-use util::errors::APIError;
-
-use bitcoin_hashes::sha256::Hash as Sha256;
-use bitcoin_hashes::Hash;
-
-use ln::functional_test_utils::*;
-
-#[test]
-fn test_simple_monitor_permanent_update_fail() {
- // Test that we handle a simple permanent monitor update failure
- let mut nodes = create_network(2, &[None, None]);
- create_announced_chan_between_nodes(&nodes, 0, 1, LocalFeatures::new(), LocalFeatures::new());
-
- let route = nodes[0].router.get_route(&nodes[1].node.get_our_node_id(), None, &Vec::new(), 1000000, TEST_FINAL_CLTV).unwrap();
- let (_, payment_hash_1) = get_payment_preimage_hash!(nodes[0]);
-
- *nodes[0].chan_monitor.update_ret.lock().unwrap() = Err(ChannelMonitorUpdateErr::PermanentFailure);
- if let Err(APIError::ChannelUnavailable {..}) = nodes[0].node.send_payment(route, payment_hash_1) {} else { panic!(); }
- check_added_monitors!(nodes[0], 1);
-
- let events_1 = nodes[0].node.get_and_clear_pending_msg_events();
- assert_eq!(events_1.len(), 2);
- match events_1[0] {
- MessageSendEvent::BroadcastChannelUpdate { .. } => {},
- _ => panic!("Unexpected event"),
- };
- match events_1[1] {
- MessageSendEvent::HandleError { node_id, .. } => assert_eq!(node_id, nodes[1].node.get_our_node_id()),
- _ => panic!("Unexpected event"),
- };
-
- // TODO: Once we hit the chain with the failure transaction we should check that we get a
- // PaymentFailed event
-
- assert_eq!(nodes[0].node.list_channels().len(), 0);
-}
-
-fn do_test_simple_monitor_temporary_update_fail(disconnect: bool) {
- // Test that we can recover from a simple temporary monitor update failure optionally with
- // a disconnect in between
- let mut nodes = create_network(2, &[None, None]);
- create_announced_chan_between_nodes(&nodes, 0, 1, LocalFeatures::new(), LocalFeatures::new());
-
- let route = nodes[0].router.get_route(&nodes[1].node.get_our_node_id(), None, &Vec::new(), 1000000, TEST_FINAL_CLTV).unwrap();
- let (payment_preimage_1, payment_hash_1) = get_payment_preimage_hash!(nodes[0]);
-
- *nodes[0].chan_monitor.update_ret.lock().unwrap() = Err(ChannelMonitorUpdateErr::TemporaryFailure);
- if let Err(APIError::MonitorUpdateFailed) = nodes[0].node.send_payment(route.clone(), payment_hash_1) {} else { panic!(); }
- check_added_monitors!(nodes[0], 1);
-
- assert!(nodes[0].node.get_and_clear_pending_events().is_empty());
- assert!(nodes[0].node.get_and_clear_pending_msg_events().is_empty());
- assert_eq!(nodes[0].node.list_channels().len(), 1);
-
- if disconnect {
- nodes[0].node.peer_disconnected(&nodes[1].node.get_our_node_id(), false);
- nodes[1].node.peer_disconnected(&nodes[0].node.get_our_node_id(), false);
- reconnect_nodes(&nodes[0], &nodes[1], (true, true), (0, 0), (0, 0), (0, 0), (0, 0), (false, false));
- }
-
- *nodes[0].chan_monitor.update_ret.lock().unwrap() = Ok(());
- nodes[0].node.test_restore_channel_monitor();
- check_added_monitors!(nodes[0], 1);
-
- let mut events_2 = nodes[0].node.get_and_clear_pending_msg_events();
- assert_eq!(events_2.len(), 1);
- let payment_event = SendEvent::from_event(events_2.pop().unwrap());
- assert_eq!(payment_event.node_id, nodes[1].node.get_our_node_id());
- nodes[1].node.handle_update_add_htlc(&nodes[0].node.get_our_node_id(), &payment_event.msgs[0]).unwrap();
- commitment_signed_dance!(nodes[1], nodes[0], payment_event.commitment_msg, false);
-
- expect_pending_htlcs_forwardable!(nodes[1]);
-
- let events_3 = nodes[1].node.get_and_clear_pending_events();
- assert_eq!(events_3.len(), 1);
- match events_3[0] {
- Event::PaymentReceived { ref payment_hash, amt } => {
- assert_eq!(payment_hash_1, *payment_hash);
- assert_eq!(amt, 1000000);
- },
- _ => panic!("Unexpected event"),
- }
-
- claim_payment(&nodes[0], &[&nodes[1]], payment_preimage_1, 1_000_000);
-
- // Now set it to failed again...
- let (_, payment_hash_2) = get_payment_preimage_hash!(nodes[0]);
- *nodes[0].chan_monitor.update_ret.lock().unwrap() = Err(ChannelMonitorUpdateErr::TemporaryFailure);
- if let Err(APIError::MonitorUpdateFailed) = nodes[0].node.send_payment(route, payment_hash_2) {} else { panic!(); }
- check_added_monitors!(nodes[0], 1);
-
- assert!(nodes[0].node.get_and_clear_pending_events().is_empty());
- assert!(nodes[0].node.get_and_clear_pending_msg_events().is_empty());
- assert_eq!(nodes[0].node.list_channels().len(), 1);
-
- if disconnect {
- nodes[0].node.peer_disconnected(&nodes[1].node.get_our_node_id(), false);
- nodes[1].node.peer_disconnected(&nodes[0].node.get_our_node_id(), false);
- reconnect_nodes(&nodes[0], &nodes[1], (false, false), (0, 0), (0, 0), (0, 0), (0, 0), (false, false));
- }
-
- // ...and make sure we can force-close a TemporaryFailure channel with a PermanentFailure
- *nodes[0].chan_monitor.update_ret.lock().unwrap() = Err(ChannelMonitorUpdateErr::PermanentFailure);
- nodes[0].node.test_restore_channel_monitor();
- check_added_monitors!(nodes[0], 1);
- check_closed_broadcast!(nodes[0]);
-
- // TODO: Once we hit the chain with the failure transaction we should check that we get a
- // PaymentFailed event
-
- assert_eq!(nodes[0].node.list_channels().len(), 0);
-}
-
-#[test]
-fn test_simple_monitor_temporary_update_fail() {
- do_test_simple_monitor_temporary_update_fail(false);
- do_test_simple_monitor_temporary_update_fail(true);
-}
-
-fn do_test_monitor_temporary_update_fail(disconnect_count: usize) {
- let disconnect_flags = 8 | 16;
-
- // Test that we can recover from a temporary monitor update failure with some in-flight
- // HTLCs going on at the same time potentially with some disconnection thrown in.
- // * First we route a payment, then get a temporary monitor update failure when trying to
- // route a second payment. We then claim the first payment.
- // * If disconnect_count is set, we will disconnect at this point (which is likely as
- // TemporaryFailure likely indicates net disconnect which resulted in failing to update
- // the ChannelMonitor on a watchtower).
- // * If !(disconnect_count & 16) we deliver a update_fulfill_htlc/CS for the first payment
- // immediately, otherwise we wait disconnect and deliver them via the reconnect
- // channel_reestablish processing (ie disconnect_count & 16 makes no sense if
- // disconnect_count & !disconnect_flags is 0).
- // * We then update the channel monitor, reconnecting if disconnect_count is set and walk
- // through message sending, potentially disconnect/reconnecting multiple times based on
- // disconnect_count, to get the update_fulfill_htlc through.
- // * We then walk through more message exchanges to get the original update_add_htlc
- // through, swapping message ordering based on disconnect_count & 8 and optionally
- // disconnect/reconnecting based on disconnect_count.
- let mut nodes = create_network(2, &[None, None]);
- create_announced_chan_between_nodes(&nodes, 0, 1, LocalFeatures::new(), LocalFeatures::new());
-
- let (payment_preimage_1, _) = route_payment(&nodes[0], &[&nodes[1]], 1000000);
-
- // Now try to send a second payment which will fail to send
- let route = nodes[0].router.get_route(&nodes[1].node.get_our_node_id(), None, &Vec::new(), 1000000, TEST_FINAL_CLTV).unwrap();
- let (payment_preimage_2, payment_hash_2) = get_payment_preimage_hash!(nodes[0]);
-
- *nodes[0].chan_monitor.update_ret.lock().unwrap() = Err(ChannelMonitorUpdateErr::TemporaryFailure);
- if let Err(APIError::MonitorUpdateFailed) = nodes[0].node.send_payment(route.clone(), payment_hash_2) {} else { panic!(); }
- check_added_monitors!(nodes[0], 1);
-
- assert!(nodes[0].node.get_and_clear_pending_events().is_empty());
- assert!(nodes[0].node.get_and_clear_pending_msg_events().is_empty());
- assert_eq!(nodes[0].node.list_channels().len(), 1);
-
- // Claim the previous payment, which will result in a update_fulfill_htlc/CS from nodes[1]
- // but nodes[0] won't respond since it is frozen.
- assert!(nodes[1].node.claim_funds(payment_preimage_1, 1_000_000));
- check_added_monitors!(nodes[1], 1);
- let events_2 = nodes[1].node.get_and_clear_pending_msg_events();
- assert_eq!(events_2.len(), 1);
- let (bs_initial_fulfill, bs_initial_commitment_signed) = match events_2[0] {
- MessageSendEvent::UpdateHTLCs { ref 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_eq!(*node_id, nodes[0].node.get_our_node_id());
- assert!(update_add_htlcs.is_empty());
- assert_eq!(update_fulfill_htlcs.len(), 1);
- assert!(update_fail_htlcs.is_empty());
- assert!(update_fail_malformed_htlcs.is_empty());
- assert!(update_fee.is_none());
-
- if (disconnect_count & 16) == 0 {
- nodes[0].node.handle_update_fulfill_htlc(&nodes[1].node.get_our_node_id(), &update_fulfill_htlcs[0]).unwrap();
- let events_3 = nodes[0].node.get_and_clear_pending_events();
- assert_eq!(events_3.len(), 1);
- match events_3[0] {
- Event::PaymentSent { ref payment_preimage } => {
- assert_eq!(*payment_preimage, payment_preimage_1);
- },
- _ => panic!("Unexpected event"),
- }
-
- if let Err(msgs::LightningError{err, action: msgs::ErrorAction::IgnoreError }) = nodes[0].node.handle_commitment_signed(&nodes[1].node.get_our_node_id(), commitment_signed) {
- assert_eq!(err, "Previous monitor update failure prevented generation of RAA");
- } else { panic!(); }
- }
-
- (update_fulfill_htlcs[0].clone(), commitment_signed.clone())
- },
- _ => panic!("Unexpected event"),
- };
-
- if disconnect_count & !disconnect_flags > 0 {
- nodes[0].node.peer_disconnected(&nodes[1].node.get_our_node_id(), false);
- nodes[1].node.peer_disconnected(&nodes[0].node.get_our_node_id(), false);
- }
-
- // Now fix monitor updating...
- *nodes[0].chan_monitor.update_ret.lock().unwrap() = Ok(());
- nodes[0].node.test_restore_channel_monitor();
- check_added_monitors!(nodes[0], 1);
-
- macro_rules! disconnect_reconnect_peers { () => { {
- nodes[0].node.peer_disconnected(&nodes[1].node.get_our_node_id(), false);
- nodes[1].node.peer_disconnected(&nodes[0].node.get_our_node_id(), false);
-
- nodes[0].node.peer_connected(&nodes[1].node.get_our_node_id());
- let reestablish_1 = get_chan_reestablish_msgs!(nodes[0], nodes[1]);
- assert_eq!(reestablish_1.len(), 1);
- nodes[1].node.peer_connected(&nodes[0].node.get_our_node_id());
- let reestablish_2 = get_chan_reestablish_msgs!(nodes[1], nodes[0]);
- assert_eq!(reestablish_2.len(), 1);
-
- nodes[0].node.handle_channel_reestablish(&nodes[1].node.get_our_node_id(), &reestablish_2[0]).unwrap();
- let as_resp = handle_chan_reestablish_msgs!(nodes[0], nodes[1]);
- nodes[1].node.handle_channel_reestablish(&nodes[0].node.get_our_node_id(), &reestablish_1[0]).unwrap();
- let bs_resp = handle_chan_reestablish_msgs!(nodes[1], nodes[0]);
-
- assert!(as_resp.0.is_none());
- assert!(bs_resp.0.is_none());
-
- (reestablish_1, reestablish_2, as_resp, bs_resp)
- } } }
-
- let (payment_event, initial_revoke_and_ack) = if disconnect_count & !disconnect_flags > 0 {
- assert!(nodes[0].node.get_and_clear_pending_events().is_empty());
- assert!(nodes[0].node.get_and_clear_pending_msg_events().is_empty());
-
- nodes[0].node.peer_connected(&nodes[1].node.get_our_node_id());
- let reestablish_1 = get_chan_reestablish_msgs!(nodes[0], nodes[1]);
- assert_eq!(reestablish_1.len(), 1);
- nodes[1].node.peer_connected(&nodes[0].node.get_our_node_id());
- let reestablish_2 = get_chan_reestablish_msgs!(nodes[1], nodes[0]);
- assert_eq!(reestablish_2.len(), 1);
-
- nodes[0].node.handle_channel_reestablish(&nodes[1].node.get_our_node_id(), &reestablish_2[0]).unwrap();
- check_added_monitors!(nodes[0], 0);
- let mut as_resp = handle_chan_reestablish_msgs!(nodes[0], nodes[1]);
- nodes[1].node.handle_channel_reestablish(&nodes[0].node.get_our_node_id(), &reestablish_1[0]).unwrap();
- check_added_monitors!(nodes[1], 0);
- let mut bs_resp = handle_chan_reestablish_msgs!(nodes[1], nodes[0]);
-
- assert!(as_resp.0.is_none());
- assert!(bs_resp.0.is_none());
-
- assert!(bs_resp.1.is_none());
- if (disconnect_count & 16) == 0 {
- assert!(bs_resp.2.is_none());
-
- assert!(as_resp.1.is_some());
- assert!(as_resp.2.is_some());
- assert!(as_resp.3 == RAACommitmentOrder::CommitmentFirst);
- } else {
- assert!(bs_resp.2.as_ref().unwrap().update_add_htlcs.is_empty());
- assert!(bs_resp.2.as_ref().unwrap().update_fail_htlcs.is_empty());
- assert!(bs_resp.2.as_ref().unwrap().update_fail_malformed_htlcs.is_empty());
- assert!(bs_resp.2.as_ref().unwrap().update_fee.is_none());
- assert!(bs_resp.2.as_ref().unwrap().update_fulfill_htlcs == vec![bs_initial_fulfill]);
- assert!(bs_resp.2.as_ref().unwrap().commitment_signed == bs_initial_commitment_signed);
-
- assert!(as_resp.1.is_none());
-
- nodes[0].node.handle_update_fulfill_htlc(&nodes[1].node.get_our_node_id(), &bs_resp.2.as_ref().unwrap().update_fulfill_htlcs[0]).unwrap();
- let events_3 = nodes[0].node.get_and_clear_pending_events();
- assert_eq!(events_3.len(), 1);
- match events_3[0] {
- Event::PaymentSent { ref payment_preimage } => {
- assert_eq!(*payment_preimage, payment_preimage_1);
- },
- _ => panic!("Unexpected event"),
- }
-
- nodes[0].node.handle_commitment_signed(&nodes[1].node.get_our_node_id(), &bs_resp.2.as_ref().unwrap().commitment_signed).unwrap();
- let as_resp_raa = get_event_msg!(nodes[0], MessageSendEvent::SendRevokeAndACK, nodes[1].node.get_our_node_id());
- // No commitment_signed so get_event_msg's assert(len == 1) passes
- check_added_monitors!(nodes[0], 1);
-
- as_resp.1 = Some(as_resp_raa);
- bs_resp.2 = None;
- }
-
- if disconnect_count & !disconnect_flags > 1 {
- let (second_reestablish_1, second_reestablish_2, second_as_resp, second_bs_resp) = disconnect_reconnect_peers!();
-
- if (disconnect_count & 16) == 0 {
- assert!(reestablish_1 == second_reestablish_1);
- assert!(reestablish_2 == second_reestablish_2);
- }
- assert!(as_resp == second_as_resp);
- assert!(bs_resp == second_bs_resp);
- }
-
- (SendEvent::from_commitment_update(nodes[1].node.get_our_node_id(), as_resp.2.unwrap()), as_resp.1.unwrap())
- } else {
- let mut events_4 = nodes[0].node.get_and_clear_pending_msg_events();
- assert_eq!(events_4.len(), 2);
- (SendEvent::from_event(events_4.remove(0)), match events_4[0] {
- MessageSendEvent::SendRevokeAndACK { ref node_id, ref msg } => {
- assert_eq!(*node_id, nodes[1].node.get_our_node_id());
- msg.clone()
- },
- _ => panic!("Unexpected event"),
- })
- };
-
- assert_eq!(payment_event.node_id, nodes[1].node.get_our_node_id());
-
- nodes[1].node.handle_update_add_htlc(&nodes[0].node.get_our_node_id(), &payment_event.msgs[0]).unwrap();
- nodes[1].node.handle_commitment_signed(&nodes[0].node.get_our_node_id(), &payment_event.commitment_msg).unwrap();
- let bs_revoke_and_ack = get_event_msg!(nodes[1], MessageSendEvent::SendRevokeAndACK, nodes[0].node.get_our_node_id());
- // nodes[1] is awaiting an RAA from nodes[0] still so get_event_msg's assert(len == 1) passes
- check_added_monitors!(nodes[1], 1);
-
- if disconnect_count & !disconnect_flags > 2 {
- let (_, _, as_resp, bs_resp) = disconnect_reconnect_peers!();
-
- assert!(as_resp.1.unwrap() == initial_revoke_and_ack);
- assert!(bs_resp.1.unwrap() == bs_revoke_and_ack);
-
- assert!(as_resp.2.is_none());
- assert!(bs_resp.2.is_none());
- }
-
- let as_commitment_update;
- let bs_second_commitment_update;
-
- macro_rules! handle_bs_raa { () => {
- nodes[0].node.handle_revoke_and_ack(&nodes[1].node.get_our_node_id(), &bs_revoke_and_ack).unwrap();
- as_commitment_update = get_htlc_update_msgs!(nodes[0], nodes[1].node.get_our_node_id());
- assert!(as_commitment_update.update_add_htlcs.is_empty());
- assert!(as_commitment_update.update_fulfill_htlcs.is_empty());
- assert!(as_commitment_update.update_fail_htlcs.is_empty());
- assert!(as_commitment_update.update_fail_malformed_htlcs.is_empty());
- assert!(as_commitment_update.update_fee.is_none());
- check_added_monitors!(nodes[0], 1);
- } }
-
- macro_rules! handle_initial_raa { () => {
- nodes[1].node.handle_revoke_and_ack(&nodes[0].node.get_our_node_id(), &initial_revoke_and_ack).unwrap();
- bs_second_commitment_update = get_htlc_update_msgs!(nodes[1], nodes[0].node.get_our_node_id());
- assert!(bs_second_commitment_update.update_add_htlcs.is_empty());
- assert!(bs_second_commitment_update.update_fulfill_htlcs.is_empty());
- assert!(bs_second_commitment_update.update_fail_htlcs.is_empty());
- assert!(bs_second_commitment_update.update_fail_malformed_htlcs.is_empty());
- assert!(bs_second_commitment_update.update_fee.is_none());
- check_added_monitors!(nodes[1], 1);
- } }
-
- if (disconnect_count & 8) == 0 {
- handle_bs_raa!();
-
- if disconnect_count & !disconnect_flags > 3 {
- let (_, _, as_resp, bs_resp) = disconnect_reconnect_peers!();
-
- assert!(as_resp.1.unwrap() == initial_revoke_and_ack);
- assert!(bs_resp.1.is_none());
-
- assert!(as_resp.2.unwrap() == as_commitment_update);
- assert!(bs_resp.2.is_none());
-
- assert!(as_resp.3 == RAACommitmentOrder::RevokeAndACKFirst);
- }
-
- handle_initial_raa!();
-
- if disconnect_count & !disconnect_flags > 4 {
- let (_, _, as_resp, bs_resp) = disconnect_reconnect_peers!();
-
- assert!(as_resp.1.is_none());
- assert!(bs_resp.1.is_none());
-
- assert!(as_resp.2.unwrap() == as_commitment_update);
- assert!(bs_resp.2.unwrap() == bs_second_commitment_update);
- }
- } else {
- handle_initial_raa!();
-
- if disconnect_count & !disconnect_flags > 3 {
- let (_, _, as_resp, bs_resp) = disconnect_reconnect_peers!();
-
- assert!(as_resp.1.is_none());
- assert!(bs_resp.1.unwrap() == bs_revoke_and_ack);
-
- assert!(as_resp.2.is_none());
- assert!(bs_resp.2.unwrap() == bs_second_commitment_update);
-
- assert!(bs_resp.3 == RAACommitmentOrder::RevokeAndACKFirst);
- }
-
- handle_bs_raa!();
-
- if disconnect_count & !disconnect_flags > 4 {
- let (_, _, as_resp, bs_resp) = disconnect_reconnect_peers!();
-
- assert!(as_resp.1.is_none());
- assert!(bs_resp.1.is_none());
-
- assert!(as_resp.2.unwrap() == as_commitment_update);
- assert!(bs_resp.2.unwrap() == bs_second_commitment_update);
- }
- }
-
- nodes[0].node.handle_commitment_signed(&nodes[1].node.get_our_node_id(), &bs_second_commitment_update.commitment_signed).unwrap();
- let as_revoke_and_ack = get_event_msg!(nodes[0], MessageSendEvent::SendRevokeAndACK, nodes[1].node.get_our_node_id());
- // No commitment_signed so get_event_msg's assert(len == 1) passes
- check_added_monitors!(nodes[0], 1);
-
- nodes[1].node.handle_commitment_signed(&nodes[0].node.get_our_node_id(), &as_commitment_update.commitment_signed).unwrap();
- let bs_second_revoke_and_ack = get_event_msg!(nodes[1], MessageSendEvent::SendRevokeAndACK, nodes[0].node.get_our_node_id());
- // No commitment_signed so get_event_msg's assert(len == 1) passes
- check_added_monitors!(nodes[1], 1);
-
- nodes[1].node.handle_revoke_and_ack(&nodes[0].node.get_our_node_id(), &as_revoke_and_ack).unwrap();
- assert!(nodes[1].node.get_and_clear_pending_msg_events().is_empty());
- check_added_monitors!(nodes[1], 1);
-
- nodes[0].node.handle_revoke_and_ack(&nodes[1].node.get_our_node_id(), &bs_second_revoke_and_ack).unwrap();
- assert!(nodes[0].node.get_and_clear_pending_msg_events().is_empty());
- check_added_monitors!(nodes[0], 1);
-
- expect_pending_htlcs_forwardable!(nodes[1]);
-
- let events_5 = nodes[1].node.get_and_clear_pending_events();
- assert_eq!(events_5.len(), 1);
- match events_5[0] {
- Event::PaymentReceived { ref payment_hash, amt } => {
- assert_eq!(payment_hash_2, *payment_hash);
- assert_eq!(amt, 1000000);
- },
- _ => panic!("Unexpected event"),
- }
-
- claim_payment(&nodes[0], &[&nodes[1]], payment_preimage_2, 1_000_000);
-}
-
-#[test]
-fn test_monitor_temporary_update_fail_a() {
- do_test_monitor_temporary_update_fail(0);
- do_test_monitor_temporary_update_fail(1);
- do_test_monitor_temporary_update_fail(2);
- do_test_monitor_temporary_update_fail(3);
- do_test_monitor_temporary_update_fail(4);
- do_test_monitor_temporary_update_fail(5);
-}
-
-#[test]
-fn test_monitor_temporary_update_fail_b() {
- do_test_monitor_temporary_update_fail(2 | 8);
- do_test_monitor_temporary_update_fail(3 | 8);
- do_test_monitor_temporary_update_fail(4 | 8);
- do_test_monitor_temporary_update_fail(5 | 8);
-}
-
-#[test]
-fn test_monitor_temporary_update_fail_c() {
- do_test_monitor_temporary_update_fail(1 | 16);
- do_test_monitor_temporary_update_fail(2 | 16);
- do_test_monitor_temporary_update_fail(3 | 16);
- do_test_monitor_temporary_update_fail(2 | 8 | 16);
- do_test_monitor_temporary_update_fail(3 | 8 | 16);
-}
-
-#[test]
-fn test_monitor_update_fail_cs() {
- // Tests handling of a monitor update failure when processing an incoming commitment_signed
- let mut nodes = create_network(2, &[None, None]);
- create_announced_chan_between_nodes(&nodes, 0, 1, LocalFeatures::new(), LocalFeatures::new());
-
- let route = nodes[0].router.get_route(&nodes[1].node.get_our_node_id(), None, &Vec::new(), 1000000, TEST_FINAL_CLTV).unwrap();
- let (payment_preimage, our_payment_hash) = get_payment_preimage_hash!(nodes[0]);
- nodes[0].node.send_payment(route, our_payment_hash).unwrap();
- check_added_monitors!(nodes[0], 1);
-
- let send_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(), &send_event.msgs[0]).unwrap();
-
- *nodes[1].chan_monitor.update_ret.lock().unwrap() = Err(ChannelMonitorUpdateErr::TemporaryFailure);
- if let msgs::LightningError { err, action: msgs::ErrorAction::IgnoreError } = nodes[1].node.handle_commitment_signed(&nodes[0].node.get_our_node_id(), &send_event.commitment_msg).unwrap_err() {
- assert_eq!(err, "Failed to update ChannelMonitor");
- } else { panic!(); }
- check_added_monitors!(nodes[1], 1);
- assert!(nodes[1].node.get_and_clear_pending_msg_events().is_empty());
-
- *nodes[1].chan_monitor.update_ret.lock().unwrap() = Ok(());
- nodes[1].node.test_restore_channel_monitor();
- check_added_monitors!(nodes[1], 1);
- let responses = nodes[1].node.get_and_clear_pending_msg_events();
- assert_eq!(responses.len(), 2);
-
- match responses[0] {
- MessageSendEvent::SendRevokeAndACK { ref msg, ref node_id } => {
- assert_eq!(*node_id, nodes[0].node.get_our_node_id());
- nodes[0].node.handle_revoke_and_ack(&nodes[1].node.get_our_node_id(), &msg).unwrap();
- check_added_monitors!(nodes[0], 1);
- },
- _ => panic!("Unexpected event"),
- }
- match responses[1] {
- MessageSendEvent::UpdateHTLCs { ref updates, ref node_id } => {
- assert!(updates.update_add_htlcs.is_empty());
- assert!(updates.update_fulfill_htlcs.is_empty());
- assert!(updates.update_fail_htlcs.is_empty());
- assert!(updates.update_fail_malformed_htlcs.is_empty());
- assert!(updates.update_fee.is_none());
- assert_eq!(*node_id, nodes[0].node.get_our_node_id());
-
- *nodes[0].chan_monitor.update_ret.lock().unwrap() = Err(ChannelMonitorUpdateErr::TemporaryFailure);
- if let msgs::LightningError { err, action: msgs::ErrorAction::IgnoreError } = nodes[0].node.handle_commitment_signed(&nodes[1].node.get_our_node_id(), &updates.commitment_signed).unwrap_err() {
- assert_eq!(err, "Failed to update ChannelMonitor");
- } else { panic!(); }
- check_added_monitors!(nodes[0], 1);
- assert!(nodes[0].node.get_and_clear_pending_msg_events().is_empty());
- },
- _ => panic!("Unexpected event"),
- }
-
- *nodes[0].chan_monitor.update_ret.lock().unwrap() = Ok(());
- nodes[0].node.test_restore_channel_monitor();
- check_added_monitors!(nodes[0], 1);
-
- let final_raa = get_event_msg!(nodes[0], MessageSendEvent::SendRevokeAndACK, nodes[1].node.get_our_node_id());
- nodes[1].node.handle_revoke_and_ack(&nodes[0].node.get_our_node_id(), &final_raa).unwrap();
- check_added_monitors!(nodes[1], 1);
-
- expect_pending_htlcs_forwardable!(nodes[1]);
-
- let events = nodes[1].node.get_and_clear_pending_events();
- assert_eq!(events.len(), 1);
- match events[0] {
- Event::PaymentReceived { payment_hash, amt } => {
- assert_eq!(payment_hash, our_payment_hash);
- assert_eq!(amt, 1000000);
- },
- _ => panic!("Unexpected event"),
- };
-
- claim_payment(&nodes[0], &[&nodes[1]], payment_preimage, 1_000_000);
-}
-
-#[test]
-fn test_monitor_update_fail_no_rebroadcast() {
- // Tests handling of a monitor update failure when no message rebroadcasting on
- // test_restore_channel_monitor() is required. Backported from
- // chanmon_fail_consistency fuzz tests.
- let mut nodes = create_network(2, &[None, None]);
- create_announced_chan_between_nodes(&nodes, 0, 1, LocalFeatures::new(), LocalFeatures::new());
-
- let route = nodes[0].router.get_route(&nodes[1].node.get_our_node_id(), None, &Vec::new(), 1000000, TEST_FINAL_CLTV).unwrap();
- let (payment_preimage_1, our_payment_hash) = get_payment_preimage_hash!(nodes[0]);
- nodes[0].node.send_payment(route, our_payment_hash).unwrap();
- check_added_monitors!(nodes[0], 1);
-
- let send_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(), &send_event.msgs[0]).unwrap();
- let bs_raa = commitment_signed_dance!(nodes[1], nodes[0], send_event.commitment_msg, false, true, false, true);
-
- *nodes[1].chan_monitor.update_ret.lock().unwrap() = Err(ChannelMonitorUpdateErr::TemporaryFailure);
- if let msgs::LightningError { err, action: msgs::ErrorAction::IgnoreError } = nodes[1].node.handle_revoke_and_ack(&nodes[0].node.get_our_node_id(), &bs_raa).unwrap_err() {
- assert_eq!(err, "Failed to update ChannelMonitor");
- } else { panic!(); }
- assert!(nodes[1].node.get_and_clear_pending_msg_events().is_empty());
- assert!(nodes[1].node.get_and_clear_pending_events().is_empty());
- check_added_monitors!(nodes[1], 1);
-
- *nodes[1].chan_monitor.update_ret.lock().unwrap() = Ok(());
- nodes[1].node.test_restore_channel_monitor();
- assert!(nodes[1].node.get_and_clear_pending_msg_events().is_empty());
- check_added_monitors!(nodes[1], 1);
- expect_pending_htlcs_forwardable!(nodes[1]);
-
- let events = nodes[1].node.get_and_clear_pending_events();
- assert_eq!(events.len(), 1);
- match events[0] {
- Event::PaymentReceived { payment_hash, .. } => {
- assert_eq!(payment_hash, our_payment_hash);
- },
- _ => panic!("Unexpected event"),
- }
-
- claim_payment(&nodes[0], &[&nodes[1]], payment_preimage_1, 1_000_000);
-}
-
-#[test]
-fn test_monitor_update_raa_while_paused() {
- // Tests handling of an RAA while monitor updating has already been marked failed.
- // Backported from chanmon_fail_consistency fuzz tests as this used to be broken.
- let mut nodes = create_network(2, &[None, None]);
- create_announced_chan_between_nodes(&nodes, 0, 1, LocalFeatures::new(), LocalFeatures::new());
-
- send_payment(&nodes[0], &[&nodes[1]], 5000000, 5_000_000);
-
- let route = nodes[0].router.get_route(&nodes[1].node.get_our_node_id(), None, &Vec::new(), 1000000, TEST_FINAL_CLTV).unwrap();
- let (payment_preimage_1, our_payment_hash_1) = get_payment_preimage_hash!(nodes[0]);
- nodes[0].node.send_payment(route, our_payment_hash_1).unwrap();
- check_added_monitors!(nodes[0], 1);
- let send_event_1 = SendEvent::from_event(nodes[0].node.get_and_clear_pending_msg_events().remove(0));
-
- let route = nodes[1].router.get_route(&nodes[0].node.get_our_node_id(), None, &Vec::new(), 1000000, TEST_FINAL_CLTV).unwrap();
- let (payment_preimage_2, our_payment_hash_2) = get_payment_preimage_hash!(nodes[0]);
- nodes[1].node.send_payment(route, our_payment_hash_2).unwrap();
- check_added_monitors!(nodes[1], 1);
- let send_event_2 = SendEvent::from_event(nodes[1].node.get_and_clear_pending_msg_events().remove(0));
-
- nodes[1].node.handle_update_add_htlc(&nodes[0].node.get_our_node_id(), &send_event_1.msgs[0]).unwrap();
- nodes[1].node.handle_commitment_signed(&nodes[0].node.get_our_node_id(), &send_event_1.commitment_msg).unwrap();
- check_added_monitors!(nodes[1], 1);
- let bs_raa = get_event_msg!(nodes[1], MessageSendEvent::SendRevokeAndACK, nodes[0].node.get_our_node_id());
-
- *nodes[0].chan_monitor.update_ret.lock().unwrap() = Err(ChannelMonitorUpdateErr::TemporaryFailure);
- nodes[0].node.handle_update_add_htlc(&nodes[1].node.get_our_node_id(), &send_event_2.msgs[0]).unwrap();
- if let msgs::LightningError { err, action: msgs::ErrorAction::IgnoreError } = nodes[0].node.handle_commitment_signed(&nodes[1].node.get_our_node_id(), &send_event_2.commitment_msg).unwrap_err() {
- assert_eq!(err, "Failed to update ChannelMonitor");
- } else { panic!(); }
- check_added_monitors!(nodes[0], 1);
-
- if let msgs::LightningError { err, action: msgs::ErrorAction::IgnoreError } = nodes[0].node.handle_revoke_and_ack(&nodes[1].node.get_our_node_id(), &bs_raa).unwrap_err() {
- assert_eq!(err, "Previous monitor update failure prevented responses to RAA");
- } else { panic!(); }
- check_added_monitors!(nodes[0], 1);
-
- *nodes[0].chan_monitor.update_ret.lock().unwrap() = Ok(());
- nodes[0].node.test_restore_channel_monitor();
- check_added_monitors!(nodes[0], 1);
-
- let as_update_raa = get_revoke_commit_msgs!(nodes[0], nodes[1].node.get_our_node_id());
- nodes[1].node.handle_revoke_and_ack(&nodes[0].node.get_our_node_id(), &as_update_raa.0).unwrap();
- check_added_monitors!(nodes[1], 1);
- let bs_cs = get_htlc_update_msgs!(nodes[1], nodes[0].node.get_our_node_id());
-
- nodes[1].node.handle_commitment_signed(&nodes[0].node.get_our_node_id(), &as_update_raa.1).unwrap();
- check_added_monitors!(nodes[1], 1);
- let bs_second_raa = get_event_msg!(nodes[1], MessageSendEvent::SendRevokeAndACK, nodes[0].node.get_our_node_id());
-
- nodes[0].node.handle_commitment_signed(&nodes[1].node.get_our_node_id(), &bs_cs.commitment_signed).unwrap();
- check_added_monitors!(nodes[0], 1);
- let as_second_raa = get_event_msg!(nodes[0], MessageSendEvent::SendRevokeAndACK, nodes[1].node.get_our_node_id());
-
- nodes[0].node.handle_revoke_and_ack(&nodes[1].node.get_our_node_id(), &bs_second_raa).unwrap();
- check_added_monitors!(nodes[0], 1);
- expect_pending_htlcs_forwardable!(nodes[0]);
- expect_payment_received!(nodes[0], our_payment_hash_2, 1000000);
-
- nodes[1].node.handle_revoke_and_ack(&nodes[0].node.get_our_node_id(), &as_second_raa).unwrap();
- check_added_monitors!(nodes[1], 1);
- expect_pending_htlcs_forwardable!(nodes[1]);
- expect_payment_received!(nodes[1], our_payment_hash_1, 1000000);
-
- claim_payment(&nodes[0], &[&nodes[1]], payment_preimage_1, 1_000_000);
- claim_payment(&nodes[1], &[&nodes[0]], payment_preimage_2, 1_000_000);
-}
-
-fn do_test_monitor_update_fail_raa(test_ignore_second_cs: bool) {
- // Tests handling of a monitor update failure when processing an incoming RAA
- let mut nodes = create_network(3, &[None, None, None]);
- create_announced_chan_between_nodes(&nodes, 0, 1, LocalFeatures::new(), LocalFeatures::new());
- let chan_2 = create_announced_chan_between_nodes(&nodes, 1, 2, LocalFeatures::new(), LocalFeatures::new());
-
- // Rebalance a bit so that we can send backwards from 2 to 1.
- send_payment(&nodes[0], &[&nodes[1], &nodes[2]], 5000000, 5_000_000);
-
- // Route a first payment that we'll fail backwards
- let (_, payment_hash_1) = route_payment(&nodes[0], &[&nodes[1], &nodes[2]], 1000000);
-
- // Fail the payment backwards, failing the monitor update on nodes[1]'s receipt of the RAA
- assert!(nodes[2].node.fail_htlc_backwards(&payment_hash_1));
- expect_pending_htlcs_forwardable!(nodes[2]);
- check_added_monitors!(nodes[2], 1);
-
- let updates = get_htlc_update_msgs!(nodes[2], nodes[1].node.get_our_node_id());
- assert!(updates.update_add_htlcs.is_empty());
- assert!(updates.update_fulfill_htlcs.is_empty());
- assert_eq!(updates.update_fail_htlcs.len(), 1);
- assert!(updates.update_fail_malformed_htlcs.is_empty());
- assert!(updates.update_fee.is_none());
- nodes[1].node.handle_update_fail_htlc(&nodes[2].node.get_our_node_id(), &updates.update_fail_htlcs[0]).unwrap();
-
- let bs_revoke_and_ack = commitment_signed_dance!(nodes[1], nodes[2], updates.commitment_signed, false, true, false, true);
- check_added_monitors!(nodes[0], 0);
-
- // While the second channel is AwaitingRAA, forward a second payment to get it into the
- // holding cell.
- let (payment_preimage_2, payment_hash_2) = get_payment_preimage_hash!(nodes[0]);
- let route = nodes[0].router.get_route(&nodes[2].node.get_our_node_id(), None, &Vec::new(), 1000000, TEST_FINAL_CLTV).unwrap();
- nodes[0].node.send_payment(route, payment_hash_2).unwrap();
- check_added_monitors!(nodes[0], 1);
-
- let mut send_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(), &send_event.msgs[0]).unwrap();
- commitment_signed_dance!(nodes[1], nodes[0], send_event.commitment_msg, false);
-
- expect_pending_htlcs_forwardable!(nodes[1]);
- check_added_monitors!(nodes[1], 0);
- assert!(nodes[1].node.get_and_clear_pending_msg_events().is_empty());
-
- // Now fail monitor updating.
- *nodes[1].chan_monitor.update_ret.lock().unwrap() = Err(ChannelMonitorUpdateErr::TemporaryFailure);
- if let msgs::LightningError { err, action: msgs::ErrorAction::IgnoreError } = nodes[1].node.handle_revoke_and_ack(&nodes[2].node.get_our_node_id(), &bs_revoke_and_ack).unwrap_err() {
- assert_eq!(err, "Failed to update ChannelMonitor");
- } else { panic!(); }
- assert!(nodes[1].node.get_and_clear_pending_events().is_empty());
- assert!(nodes[1].node.get_and_clear_pending_msg_events().is_empty());
- check_added_monitors!(nodes[1], 1);
-
- // Attempt to forward a third payment but fail due to the second channel being unavailable
- // for forwarding.
-
- let (_, payment_hash_3) = get_payment_preimage_hash!(nodes[0]);
- let route = nodes[0].router.get_route(&nodes[2].node.get_our_node_id(), None, &Vec::new(), 1000000, TEST_FINAL_CLTV).unwrap();
- nodes[0].node.send_payment(route, payment_hash_3).unwrap();
- check_added_monitors!(nodes[0], 1);
-
- *nodes[1].chan_monitor.update_ret.lock().unwrap() = Ok(()); // We succeed in updating the monitor for the first channel
- send_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(), &send_event.msgs[0]).unwrap();
- commitment_signed_dance!(nodes[1], nodes[0], send_event.commitment_msg, false, true);
- check_added_monitors!(nodes[1], 0);
-
- let mut events_2 = nodes[1].node.get_and_clear_pending_msg_events();
- assert_eq!(events_2.len(), 1);
- match events_2.remove(0) {
- MessageSendEvent::UpdateHTLCs { node_id, updates } => {
- assert_eq!(node_id, nodes[0].node.get_our_node_id());
- assert!(updates.update_fulfill_htlcs.is_empty());
- assert_eq!(updates.update_fail_htlcs.len(), 1);
- assert!(updates.update_fail_malformed_htlcs.is_empty());
- assert!(updates.update_add_htlcs.is_empty());
- assert!(updates.update_fee.is_none());
-
- nodes[0].node.handle_update_fail_htlc(&nodes[1].node.get_our_node_id(), &updates.update_fail_htlcs[0]).unwrap();
- commitment_signed_dance!(nodes[0], nodes[1], updates.commitment_signed, false, true);
-
- let msg_events = nodes[0].node.get_and_clear_pending_msg_events();
- assert_eq!(msg_events.len(), 1);
- match msg_events[0] {
- MessageSendEvent::PaymentFailureNetworkUpdate { update: msgs::HTLCFailChannelUpdate::ChannelUpdateMessage { ref msg }} => {
- assert_eq!(msg.contents.short_channel_id, chan_2.0.contents.short_channel_id);
- assert_eq!(msg.contents.flags & 2, 2); // temp disabled
- },
- _ => panic!("Unexpected event"),
- }
-
- let events = nodes[0].node.get_and_clear_pending_events();
- assert_eq!(events.len(), 1);
- if let Event::PaymentFailed { payment_hash, rejected_by_dest, .. } = events[0] {
- assert_eq!(payment_hash, payment_hash_3);
- assert!(!rejected_by_dest);
- } else { panic!("Unexpected event!"); }
- },
- _ => panic!("Unexpected event type!"),
- };
-
- let (payment_preimage_4, payment_hash_4) = if test_ignore_second_cs {
- // Try to route another payment backwards from 2 to make sure 1 holds off on responding
- let (payment_preimage_4, payment_hash_4) = get_payment_preimage_hash!(nodes[0]);
- let route = nodes[2].router.get_route(&nodes[0].node.get_our_node_id(), None, &Vec::new(), 1000000, TEST_FINAL_CLTV).unwrap();
- nodes[2].node.send_payment(route, payment_hash_4).unwrap();
- check_added_monitors!(nodes[2], 1);
-
- send_event = SendEvent::from_event(nodes[2].node.get_and_clear_pending_msg_events().remove(0));
- nodes[1].node.handle_update_add_htlc(&nodes[2].node.get_our_node_id(), &send_event.msgs[0]).unwrap();
- if let Err(msgs::LightningError{err, action: msgs::ErrorAction::IgnoreError }) = nodes[1].node.handle_commitment_signed(&nodes[2].node.get_our_node_id(), &send_event.commitment_msg) {
- assert_eq!(err, "Previous monitor update failure prevented generation of RAA");
- } else { panic!(); }
- assert!(nodes[1].node.get_and_clear_pending_msg_events().is_empty());
- assert!(nodes[1].node.get_and_clear_pending_events().is_empty());
- (Some(payment_preimage_4), Some(payment_hash_4))
- } else { (None, None) };
-
- // Restore monitor updating, ensuring we immediately get a fail-back update and a
- // update_add update.
- *nodes[1].chan_monitor.update_ret.lock().unwrap() = Ok(());
- nodes[1].node.test_restore_channel_monitor();
- check_added_monitors!(nodes[1], 1);
- expect_pending_htlcs_forwardable!(nodes[1]);
- check_added_monitors!(nodes[1], 1);
-
- let mut events_3 = nodes[1].node.get_and_clear_pending_msg_events();
- if test_ignore_second_cs {
- assert_eq!(events_3.len(), 3);
- } else {
- assert_eq!(events_3.len(), 2);
- }
-
- // Note that the ordering of the events for different nodes is non-prescriptive, though the
- // ordering of the two events that both go to nodes[2] have to stay in the same order.
- let messages_a = match events_3.pop().unwrap() {
- MessageSendEvent::UpdateHTLCs { node_id, mut updates } => {
- assert_eq!(node_id, nodes[0].node.get_our_node_id());
- assert!(updates.update_fulfill_htlcs.is_empty());
- assert_eq!(updates.update_fail_htlcs.len(), 1);
- assert!(updates.update_fail_malformed_htlcs.is_empty());
- assert!(updates.update_add_htlcs.is_empty());
- assert!(updates.update_fee.is_none());
- (updates.update_fail_htlcs.remove(0), updates.commitment_signed)
- },
- _ => panic!("Unexpected event type!"),
- };
- let raa = if test_ignore_second_cs {
- match events_3.remove(1) {
- MessageSendEvent::SendRevokeAndACK { node_id, msg } => {
- assert_eq!(node_id, nodes[2].node.get_our_node_id());
- Some(msg.clone())
- },
- _ => panic!("Unexpected event"),
- }
- } else { None };
- let send_event_b = SendEvent::from_event(events_3.remove(0));
- assert_eq!(send_event_b.node_id, nodes[2].node.get_our_node_id());
-
- // Now deliver the new messages...
-
- nodes[0].node.handle_update_fail_htlc(&nodes[1].node.get_our_node_id(), &messages_a.0).unwrap();
- commitment_signed_dance!(nodes[0], nodes[1], messages_a.1, false);
- let events_4 = nodes[0].node.get_and_clear_pending_events();
- assert_eq!(events_4.len(), 1);
- if let Event::PaymentFailed { payment_hash, rejected_by_dest, .. } = events_4[0] {
- assert_eq!(payment_hash, payment_hash_1);
- assert!(rejected_by_dest);
- } else { panic!("Unexpected event!"); }
-
- nodes[2].node.handle_update_add_htlc(&nodes[1].node.get_our_node_id(), &send_event_b.msgs[0]).unwrap();
- if test_ignore_second_cs {
- nodes[2].node.handle_commitment_signed(&nodes[1].node.get_our_node_id(), &send_event_b.commitment_msg).unwrap();
- check_added_monitors!(nodes[2], 1);
- let bs_revoke_and_ack = get_event_msg!(nodes[2], MessageSendEvent::SendRevokeAndACK, nodes[1].node.get_our_node_id());
- nodes[2].node.handle_revoke_and_ack(&nodes[1].node.get_our_node_id(), &raa.unwrap()).unwrap();
- check_added_monitors!(nodes[2], 1);
- let bs_cs = get_htlc_update_msgs!(nodes[2], nodes[1].node.get_our_node_id());
- assert!(bs_cs.update_add_htlcs.is_empty());
- assert!(bs_cs.update_fail_htlcs.is_empty());
- assert!(bs_cs.update_fail_malformed_htlcs.is_empty());
- assert!(bs_cs.update_fulfill_htlcs.is_empty());
- assert!(bs_cs.update_fee.is_none());
-
- nodes[1].node.handle_revoke_and_ack(&nodes[2].node.get_our_node_id(), &bs_revoke_and_ack).unwrap();
- check_added_monitors!(nodes[1], 1);
- let as_cs = get_htlc_update_msgs!(nodes[1], nodes[2].node.get_our_node_id());
- assert!(as_cs.update_add_htlcs.is_empty());
- assert!(as_cs.update_fail_htlcs.is_empty());
- assert!(as_cs.update_fail_malformed_htlcs.is_empty());
- assert!(as_cs.update_fulfill_htlcs.is_empty());
- assert!(as_cs.update_fee.is_none());
-
- nodes[1].node.handle_commitment_signed(&nodes[2].node.get_our_node_id(), &bs_cs.commitment_signed).unwrap();
- check_added_monitors!(nodes[1], 1);
- let as_raa = get_event_msg!(nodes[1], MessageSendEvent::SendRevokeAndACK, nodes[2].node.get_our_node_id());
-
- nodes[2].node.handle_commitment_signed(&nodes[1].node.get_our_node_id(), &as_cs.commitment_signed).unwrap();
- check_added_monitors!(nodes[2], 1);
- let bs_second_raa = get_event_msg!(nodes[2], MessageSendEvent::SendRevokeAndACK, nodes[1].node.get_our_node_id());
-
- nodes[2].node.handle_revoke_and_ack(&nodes[1].node.get_our_node_id(), &as_raa).unwrap();
- check_added_monitors!(nodes[2], 1);
- assert!(nodes[2].node.get_and_clear_pending_msg_events().is_empty());
-
- nodes[1].node.handle_revoke_and_ack(&nodes[2].node.get_our_node_id(), &bs_second_raa).unwrap();
- check_added_monitors!(nodes[1], 1);
- assert!(nodes[1].node.get_and_clear_pending_msg_events().is_empty());
- } else {
- commitment_signed_dance!(nodes[2], nodes[1], send_event_b.commitment_msg, false);
- }
-
- expect_pending_htlcs_forwardable!(nodes[2]);
-
- let events_6 = nodes[2].node.get_and_clear_pending_events();
- assert_eq!(events_6.len(), 1);
- match events_6[0] {
- Event::PaymentReceived { payment_hash, .. } => { assert_eq!(payment_hash, payment_hash_2); },
- _ => panic!("Unexpected event"),
- };
-
- if test_ignore_second_cs {
- expect_pending_htlcs_forwardable!(nodes[1]);
- check_added_monitors!(nodes[1], 1);
-
- send_event = SendEvent::from_node(&nodes[1]);
- assert_eq!(send_event.node_id, nodes[0].node.get_our_node_id());
- assert_eq!(send_event.msgs.len(), 1);
- nodes[0].node.handle_update_add_htlc(&nodes[1].node.get_our_node_id(), &send_event.msgs[0]).unwrap();
- commitment_signed_dance!(nodes[0], nodes[1], send_event.commitment_msg, false);
-
- expect_pending_htlcs_forwardable!(nodes[0]);
-
- let events_9 = nodes[0].node.get_and_clear_pending_events();
- assert_eq!(events_9.len(), 1);
- match events_9[0] {
- Event::PaymentReceived { payment_hash, .. } => assert_eq!(payment_hash, payment_hash_4.unwrap()),
- _ => panic!("Unexpected event"),
- };
- claim_payment(&nodes[2], &[&nodes[1], &nodes[0]], payment_preimage_4.unwrap(), 1_000_000);
- }
-
- claim_payment(&nodes[0], &[&nodes[1], &nodes[2]], payment_preimage_2, 1_000_000);
-}
-
-#[test]
-fn test_monitor_update_fail_raa() {
- do_test_monitor_update_fail_raa(false);
- do_test_monitor_update_fail_raa(true);
-}
-
-#[test]
-fn test_monitor_update_fail_reestablish() {
- // Simple test for message retransmission after monitor update failure on
- // channel_reestablish generating a monitor update (which comes from freeing holding cell
- // HTLCs).
- let mut nodes = create_network(3, &[None, None, None]);
- create_announced_chan_between_nodes(&nodes, 0, 1, LocalFeatures::new(), LocalFeatures::new());
- create_announced_chan_between_nodes(&nodes, 1, 2, LocalFeatures::new(), LocalFeatures::new());
-
- let (our_payment_preimage, _) = route_payment(&nodes[0], &[&nodes[1], &nodes[2]], 1000000);
-
- nodes[1].node.peer_disconnected(&nodes[0].node.get_our_node_id(), false);
- nodes[0].node.peer_disconnected(&nodes[1].node.get_our_node_id(), false);
-
- assert!(nodes[2].node.claim_funds(our_payment_preimage, 1_000_000));
- check_added_monitors!(nodes[2], 1);
- let mut updates = get_htlc_update_msgs!(nodes[2], nodes[1].node.get_our_node_id());
- assert!(updates.update_add_htlcs.is_empty());
- assert!(updates.update_fail_htlcs.is_empty());
- assert!(updates.update_fail_malformed_htlcs.is_empty());
- assert!(updates.update_fee.is_none());
- assert_eq!(updates.update_fulfill_htlcs.len(), 1);
- nodes[1].node.handle_update_fulfill_htlc(&nodes[2].node.get_our_node_id(), &updates.update_fulfill_htlcs[0]).unwrap();
- check_added_monitors!(nodes[1], 1);
- assert!(nodes[1].node.get_and_clear_pending_msg_events().is_empty());
- commitment_signed_dance!(nodes[1], nodes[2], updates.commitment_signed, false);
-
- *nodes[1].chan_monitor.update_ret.lock().unwrap() = Err(ChannelMonitorUpdateErr::TemporaryFailure);
- nodes[0].node.peer_connected(&nodes[1].node.get_our_node_id());
- nodes[1].node.peer_connected(&nodes[0].node.get_our_node_id());
-
- let as_reestablish = get_event_msg!(nodes[0], MessageSendEvent::SendChannelReestablish, nodes[1].node.get_our_node_id());
- let bs_reestablish = get_event_msg!(nodes[1], MessageSendEvent::SendChannelReestablish, nodes[0].node.get_our_node_id());
-
- nodes[0].node.handle_channel_reestablish(&nodes[1].node.get_our_node_id(), &bs_reestablish).unwrap();
-
- if let msgs::LightningError { err, action: msgs::ErrorAction::IgnoreError } = nodes[1].node.handle_channel_reestablish(&nodes[0].node.get_our_node_id(), &as_reestablish).unwrap_err() {
- assert_eq!(err, "Failed to update ChannelMonitor");
- } else { panic!(); }
- check_added_monitors!(nodes[1], 1);
-
- nodes[1].node.peer_disconnected(&nodes[0].node.get_our_node_id(), false);
- nodes[0].node.peer_disconnected(&nodes[1].node.get_our_node_id(), false);
-
- nodes[0].node.peer_connected(&nodes[1].node.get_our_node_id());
- nodes[1].node.peer_connected(&nodes[0].node.get_our_node_id());
-
- assert!(as_reestablish == get_event_msg!(nodes[0], MessageSendEvent::SendChannelReestablish, nodes[1].node.get_our_node_id()));
- assert!(bs_reestablish == get_event_msg!(nodes[1], MessageSendEvent::SendChannelReestablish, nodes[0].node.get_our_node_id()));
-
- nodes[0].node.handle_channel_reestablish(&nodes[1].node.get_our_node_id(), &bs_reestablish).unwrap();
-
- nodes[1].node.handle_channel_reestablish(&nodes[0].node.get_our_node_id(), &as_reestablish).unwrap();
- check_added_monitors!(nodes[1], 0);
- assert!(nodes[1].node.get_and_clear_pending_msg_events().is_empty());
-
- *nodes[1].chan_monitor.update_ret.lock().unwrap() = Ok(());
- nodes[1].node.test_restore_channel_monitor();
- check_added_monitors!(nodes[1], 1);
-
- updates = get_htlc_update_msgs!(nodes[1], nodes[0].node.get_our_node_id());
- assert!(updates.update_add_htlcs.is_empty());
- assert!(updates.update_fail_htlcs.is_empty());
- assert!(updates.update_fail_malformed_htlcs.is_empty());
- assert!(updates.update_fee.is_none());
- assert_eq!(updates.update_fulfill_htlcs.len(), 1);
- nodes[0].node.handle_update_fulfill_htlc(&nodes[1].node.get_our_node_id(), &updates.update_fulfill_htlcs[0]).unwrap();
- commitment_signed_dance!(nodes[0], nodes[1], updates.commitment_signed, false);
-
- let events = nodes[0].node.get_and_clear_pending_events();
- assert_eq!(events.len(), 1);
- match events[0] {
- Event::PaymentSent { payment_preimage, .. } => assert_eq!(payment_preimage, our_payment_preimage),
- _ => panic!("Unexpected event"),
- }
-}
-
-#[test]
-fn raa_no_response_awaiting_raa_state() {
- // This is a rather convoluted test which ensures that if handling of an RAA does not happen
- // due to a previous monitor update failure, we still set AwaitingRemoteRevoke on the channel
- // in question (assuming it intends to respond with a CS after monitor updating is restored).
- // Backported from chanmon_fail_consistency fuzz tests as this used to be broken.
- let mut nodes = create_network(2, &[None, None]);
- create_announced_chan_between_nodes(&nodes, 0, 1, LocalFeatures::new(), LocalFeatures::new());
-
- let route = nodes[0].router.get_route(&nodes[1].node.get_our_node_id(), None, &Vec::new(), 1000000, TEST_FINAL_CLTV).unwrap();
- let (payment_preimage_1, payment_hash_1) = get_payment_preimage_hash!(nodes[0]);
- let (payment_preimage_2, payment_hash_2) = get_payment_preimage_hash!(nodes[0]);
- let (payment_preimage_3, payment_hash_3) = get_payment_preimage_hash!(nodes[0]);
-
- // Queue up two payments - one will be delivered right away, one immediately goes into the
- // holding cell as nodes[0] is AwaitingRAA. Ultimately this allows us to deliver an RAA
- // immediately after a CS. By setting failing the monitor update failure from the CS (which
- // requires only an RAA response due to AwaitingRAA) we can deliver the RAA and require the CS
- // generation during RAA while in monitor-update-failed state.
- nodes[0].node.send_payment(route.clone(), payment_hash_1).unwrap();
- check_added_monitors!(nodes[0], 1);
- nodes[0].node.send_payment(route.clone(), payment_hash_2).unwrap();
- check_added_monitors!(nodes[0], 0);
-
- let mut events = nodes[0].node.get_and_clear_pending_msg_events();
- assert_eq!(events.len(), 1);
- let 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]).unwrap();
- nodes[1].node.handle_commitment_signed(&nodes[0].node.get_our_node_id(), &payment_event.commitment_msg).unwrap();
- check_added_monitors!(nodes[1], 1);
-
- let bs_responses = get_revoke_commit_msgs!(nodes[1], nodes[0].node.get_our_node_id());
- nodes[0].node.handle_revoke_and_ack(&nodes[1].node.get_our_node_id(), &bs_responses.0).unwrap();
- check_added_monitors!(nodes[0], 1);
- let mut events = nodes[0].node.get_and_clear_pending_msg_events();
- assert_eq!(events.len(), 1);
- let payment_event = SendEvent::from_event(events.pop().unwrap());
-
- nodes[0].node.handle_commitment_signed(&nodes[1].node.get_our_node_id(), &bs_responses.1).unwrap();
- check_added_monitors!(nodes[0], 1);
- let as_raa = get_event_msg!(nodes[0], MessageSendEvent::SendRevokeAndACK, nodes[1].node.get_our_node_id());
-
- // Now we have a CS queued up which adds a new HTLC (which will need a RAA/CS response from
- // nodes[1]) followed by an RAA. Fail the monitor updating prior to the CS, deliver the RAA,
- // then restore channel monitor updates.
- *nodes[1].chan_monitor.update_ret.lock().unwrap() = Err(ChannelMonitorUpdateErr::TemporaryFailure);
- nodes[1].node.handle_update_add_htlc(&nodes[0].node.get_our_node_id(), &payment_event.msgs[0]).unwrap();
- if let msgs::LightningError { err, action: msgs::ErrorAction::IgnoreError } = nodes[1].node.handle_commitment_signed(&nodes[0].node.get_our_node_id(), &payment_event.commitment_msg).unwrap_err() {
- assert_eq!(err, "Failed to update ChannelMonitor");
- } else { panic!(); }
- check_added_monitors!(nodes[1], 1);
-
- if let msgs::LightningError { err, action: msgs::ErrorAction::IgnoreError } = nodes[1].node.handle_revoke_and_ack(&nodes[0].node.get_our_node_id(), &as_raa).unwrap_err() {
- assert_eq!(err, "Previous monitor update failure prevented responses to RAA");
- } else { panic!(); }
- check_added_monitors!(nodes[1], 1);
-
- *nodes[1].chan_monitor.update_ret.lock().unwrap() = Ok(());
- nodes[1].node.test_restore_channel_monitor();
- // nodes[1] should be AwaitingRAA here!
- check_added_monitors!(nodes[1], 1);
- let bs_responses = get_revoke_commit_msgs!(nodes[1], nodes[0].node.get_our_node_id());
- expect_pending_htlcs_forwardable!(nodes[1]);
- expect_payment_received!(nodes[1], payment_hash_1, 1000000);
-
- // We send a third payment here, which is somewhat of a redundant test, but the
- // chanmon_fail_consistency test required it to actually find the bug (by seeing out-of-sync
- // commitment transaction states) whereas here we can explicitly check for it.
- nodes[0].node.send_payment(route.clone(), payment_hash_3).unwrap();
- check_added_monitors!(nodes[0], 0);
- assert!(nodes[0].node.get_and_clear_pending_msg_events().is_empty());
-
- nodes[0].node.handle_revoke_and_ack(&nodes[1].node.get_our_node_id(), &bs_responses.0).unwrap();
- check_added_monitors!(nodes[0], 1);
- let mut events = nodes[0].node.get_and_clear_pending_msg_events();
- assert_eq!(events.len(), 1);
- let payment_event = SendEvent::from_event(events.pop().unwrap());
-
- nodes[0].node.handle_commitment_signed(&nodes[1].node.get_our_node_id(), &bs_responses.1).unwrap();
- check_added_monitors!(nodes[0], 1);
- let as_raa = get_event_msg!(nodes[0], MessageSendEvent::SendRevokeAndACK, nodes[1].node.get_our_node_id());
-
- nodes[1].node.handle_update_add_htlc(&nodes[0].node.get_our_node_id(), &payment_event.msgs[0]).unwrap();
- nodes[1].node.handle_commitment_signed(&nodes[0].node.get_our_node_id(), &payment_event.commitment_msg).unwrap();
- check_added_monitors!(nodes[1], 1);
- let bs_raa = get_event_msg!(nodes[1], MessageSendEvent::SendRevokeAndACK, nodes[0].node.get_our_node_id());
-
- // Finally deliver the RAA to nodes[1] which results in a CS response to the last update
- nodes[1].node.handle_revoke_and_ack(&nodes[0].node.get_our_node_id(), &as_raa).unwrap();
- check_added_monitors!(nodes[1], 1);
- expect_pending_htlcs_forwardable!(nodes[1]);
- expect_payment_received!(nodes[1], payment_hash_2, 1000000);
- let bs_update = get_htlc_update_msgs!(nodes[1], nodes[0].node.get_our_node_id());
-
- nodes[0].node.handle_revoke_and_ack(&nodes[1].node.get_our_node_id(), &bs_raa).unwrap();
- check_added_monitors!(nodes[0], 1);
-
- nodes[0].node.handle_commitment_signed(&nodes[1].node.get_our_node_id(), &bs_update.commitment_signed).unwrap();
- check_added_monitors!(nodes[0], 1);
- let as_raa = get_event_msg!(nodes[0], MessageSendEvent::SendRevokeAndACK, nodes[1].node.get_our_node_id());
-
- nodes[1].node.handle_revoke_and_ack(&nodes[0].node.get_our_node_id(), &as_raa).unwrap();
- check_added_monitors!(nodes[1], 1);
- expect_pending_htlcs_forwardable!(nodes[1]);
- expect_payment_received!(nodes[1], payment_hash_3, 1000000);
-
- claim_payment(&nodes[0], &[&nodes[1]], payment_preimage_1, 1_000_000);
- claim_payment(&nodes[0], &[&nodes[1]], payment_preimage_2, 1_000_000);
- claim_payment(&nodes[0], &[&nodes[1]], payment_preimage_3, 1_000_000);
-}
-
-#[test]
-fn claim_while_disconnected_monitor_update_fail() {
- // Test for claiming a payment while disconnected and then having the resulting
- // channel-update-generated monitor update fail. This kind of thing isn't a particularly
- // contrived case for nodes with network instability.
- // Backported from chanmon_fail_consistency fuzz tests as an unmerged version of the handling
- // code introduced a regression in this test (specifically, this caught a removal of the
- // channel_reestablish handling ensuring the order was sensical given the messages used).
- let mut nodes = create_network(2, &[None, None]);
- create_announced_chan_between_nodes(&nodes, 0, 1, LocalFeatures::new(), LocalFeatures::new());
-
- // Forward a payment for B to claim
- let (payment_preimage_1, _) = route_payment(&nodes[0], &[&nodes[1]], 1000000);
-
- nodes[0].node.peer_disconnected(&nodes[1].node.get_our_node_id(), false);
- nodes[1].node.peer_disconnected(&nodes[0].node.get_our_node_id(), false);
-
- assert!(nodes[1].node.claim_funds(payment_preimage_1, 1_000_000));
- check_added_monitors!(nodes[1], 1);
-
- nodes[0].node.peer_connected(&nodes[1].node.get_our_node_id());
- nodes[1].node.peer_connected(&nodes[0].node.get_our_node_id());
-
- let as_reconnect = get_event_msg!(nodes[0], MessageSendEvent::SendChannelReestablish, nodes[1].node.get_our_node_id());
- let bs_reconnect = get_event_msg!(nodes[1], MessageSendEvent::SendChannelReestablish, nodes[0].node.get_our_node_id());
-
- nodes[0].node.handle_channel_reestablish(&nodes[1].node.get_our_node_id(), &bs_reconnect).unwrap();
- assert!(nodes[0].node.get_and_clear_pending_msg_events().is_empty());
-
- // Now deliver a's reestablish, freeing the claim from the holding cell, but fail the monitor
- // update.
- *nodes[1].chan_monitor.update_ret.lock().unwrap() = Err(ChannelMonitorUpdateErr::TemporaryFailure);
-
- if let msgs::LightningError { err, action: msgs::ErrorAction::IgnoreError } = nodes[1].node.handle_channel_reestablish(&nodes[0].node.get_our_node_id(), &as_reconnect).unwrap_err() {
- assert_eq!(err, "Failed to update ChannelMonitor");
- } else { panic!(); }
- check_added_monitors!(nodes[1], 1);
- assert!(nodes[1].node.get_and_clear_pending_msg_events().is_empty());
-
- // Send a second payment from A to B, resulting in a commitment update that gets swallowed with
- // the monitor still failed
- let route = nodes[0].router.get_route(&nodes[1].node.get_our_node_id(), None, &Vec::new(), 1000000, TEST_FINAL_CLTV).unwrap();
- let (payment_preimage_2, payment_hash_2) = get_payment_preimage_hash!(nodes[0]);
- nodes[0].node.send_payment(route, payment_hash_2).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]).unwrap();
- if let msgs::LightningError { err, action: msgs::ErrorAction::IgnoreError } = nodes[1].node.handle_commitment_signed(&nodes[0].node.get_our_node_id(), &as_updates.commitment_signed).unwrap_err() {
- assert_eq!(err, "Previous monitor update failure prevented generation of RAA");
- } else { panic!(); }
- // Note that nodes[1] not updating monitor here is OK - it wont take action on the new HTLC
- // until we've test_restore_channel_monitor'd and updated for the new commitment transaction.
-
- // Now un-fail the monitor, which will result in B sending its original commitment update,
- // receiving the commitment update from A, and the resulting commitment dances.
- *nodes[1].chan_monitor.update_ret.lock().unwrap() = Ok(());
- nodes[1].node.test_restore_channel_monitor();
- check_added_monitors!(nodes[1], 1);
-
- let bs_msgs = nodes[1].node.get_and_clear_pending_msg_events();
- assert_eq!(bs_msgs.len(), 2);
-
- match bs_msgs[0] {
- MessageSendEvent::UpdateHTLCs { ref node_id, ref updates } => {
- assert_eq!(*node_id, nodes[0].node.get_our_node_id());
- nodes[0].node.handle_update_fulfill_htlc(&nodes[1].node.get_our_node_id(), &updates.update_fulfill_htlcs[0]).unwrap();
- nodes[0].node.handle_commitment_signed(&nodes[1].node.get_our_node_id(), &updates.commitment_signed).unwrap();
- check_added_monitors!(nodes[0], 1);
-
- let as_raa = get_event_msg!(nodes[0], MessageSendEvent::SendRevokeAndACK, nodes[1].node.get_our_node_id());
- nodes[1].node.handle_revoke_and_ack(&nodes[0].node.get_our_node_id(), &as_raa).unwrap();
- check_added_monitors!(nodes[1], 1);
- },
- _ => panic!("Unexpected event"),
- }
-
- match bs_msgs[1] {
- MessageSendEvent::SendRevokeAndACK { ref node_id, ref msg } => {
- assert_eq!(*node_id, nodes[0].node.get_our_node_id());
- nodes[0].node.handle_revoke_and_ack(&nodes[1].node.get_our_node_id(), msg).unwrap();
- check_added_monitors!(nodes[0], 1);
- },
- _ => panic!("Unexpected event"),
- }
-
- let as_commitment = get_htlc_update_msgs!(nodes[0], nodes[1].node.get_our_node_id());
-
- let bs_commitment = get_htlc_update_msgs!(nodes[1], nodes[0].node.get_our_node_id());
- nodes[0].node.handle_commitment_signed(&nodes[1].node.get_our_node_id(), &bs_commitment.commitment_signed).unwrap();
- check_added_monitors!(nodes[0], 1);
- let as_raa = get_event_msg!(nodes[0], MessageSendEvent::SendRevokeAndACK, nodes[1].node.get_our_node_id());
-
- nodes[1].node.handle_commitment_signed(&nodes[0].node.get_our_node_id(), &as_commitment.commitment_signed).unwrap();
- check_added_monitors!(nodes[1], 1);
- let bs_raa = get_event_msg!(nodes[1], MessageSendEvent::SendRevokeAndACK, nodes[0].node.get_our_node_id());
- nodes[1].node.handle_revoke_and_ack(&nodes[0].node.get_our_node_id(), &as_raa).unwrap();
- check_added_monitors!(nodes[1], 1);
-
- expect_pending_htlcs_forwardable!(nodes[1]);
- expect_payment_received!(nodes[1], payment_hash_2, 1000000);
-
- nodes[0].node.handle_revoke_and_ack(&nodes[1].node.get_our_node_id(), &bs_raa).unwrap();
- check_added_monitors!(nodes[0], 1);
-
- let events = nodes[0].node.get_and_clear_pending_events();
- assert_eq!(events.len(), 1);
- match events[0] {
- Event::PaymentSent { ref payment_preimage } => {
- assert_eq!(*payment_preimage, payment_preimage_1);
- },
- _ => panic!("Unexpected event"),
- }
-
- claim_payment(&nodes[0], &[&nodes[1]], payment_preimage_2, 1_000_000);
-}
-
-#[test]
-fn monitor_failed_no_reestablish_response() {
- // Test for receiving a channel_reestablish after a monitor update failure resulted in no
- // response to a commitment_signed.
- // Backported from chanmon_fail_consistency fuzz tests as it caught a long-standing
- // debug_assert!() failure in channel_reestablish handling.
- let mut nodes = create_network(2, &[None, None]);
- create_announced_chan_between_nodes(&nodes, 0, 1, LocalFeatures::new(), LocalFeatures::new());
-
- // Route the payment and deliver the initial commitment_signed (with a monitor update failure
- // on receipt).
- let route = nodes[0].router.get_route(&nodes[1].node.get_our_node_id(), None, &Vec::new(), 1000000, TEST_FINAL_CLTV).unwrap();
- let (payment_preimage_1, payment_hash_1) = get_payment_preimage_hash!(nodes[0]);
- nodes[0].node.send_payment(route, payment_hash_1).unwrap();
- check_added_monitors!(nodes[0], 1);
-
- *nodes[1].chan_monitor.update_ret.lock().unwrap() = Err(ChannelMonitorUpdateErr::TemporaryFailure);
- let mut events = nodes[0].node.get_and_clear_pending_msg_events();
- assert_eq!(events.len(), 1);
- let 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]).unwrap();
- if let msgs::LightningError { err, action: msgs::ErrorAction::IgnoreError } = nodes[1].node.handle_commitment_signed(&nodes[0].node.get_our_node_id(), &payment_event.commitment_msg).unwrap_err() {
- assert_eq!(err, "Failed to update ChannelMonitor");
- } else { panic!(); }
- check_added_monitors!(nodes[1], 1);
-
- // Now disconnect and immediately reconnect, delivering the channel_reestablish while nodes[1]
- // is still failing to update monitors.
- nodes[0].node.peer_disconnected(&nodes[1].node.get_our_node_id(), false);
- nodes[1].node.peer_disconnected(&nodes[0].node.get_our_node_id(), false);
-
- nodes[0].node.peer_connected(&nodes[1].node.get_our_node_id());
- nodes[1].node.peer_connected(&nodes[0].node.get_our_node_id());
-
- let as_reconnect = get_event_msg!(nodes[0], MessageSendEvent::SendChannelReestablish, nodes[1].node.get_our_node_id());
- let bs_reconnect = get_event_msg!(nodes[1], MessageSendEvent::SendChannelReestablish, nodes[0].node.get_our_node_id());
-
- nodes[1].node.handle_channel_reestablish(&nodes[0].node.get_our_node_id(), &as_reconnect).unwrap();
- nodes[0].node.handle_channel_reestablish(&nodes[1].node.get_our_node_id(), &bs_reconnect).unwrap();
-
- *nodes[1].chan_monitor.update_ret.lock().unwrap() = Ok(());
- nodes[1].node.test_restore_channel_monitor();
- check_added_monitors!(nodes[1], 1);
- let bs_responses = get_revoke_commit_msgs!(nodes[1], nodes[0].node.get_our_node_id());
-
- nodes[0].node.handle_revoke_and_ack(&nodes[1].node.get_our_node_id(), &bs_responses.0).unwrap();
- check_added_monitors!(nodes[0], 1);
- nodes[0].node.handle_commitment_signed(&nodes[1].node.get_our_node_id(), &bs_responses.1).unwrap();
- check_added_monitors!(nodes[0], 1);
-
- let as_raa = get_event_msg!(nodes[0], MessageSendEvent::SendRevokeAndACK, nodes[1].node.get_our_node_id());
- nodes[1].node.handle_revoke_and_ack(&nodes[0].node.get_our_node_id(), &as_raa).unwrap();
- check_added_monitors!(nodes[1], 1);
-
- expect_pending_htlcs_forwardable!(nodes[1]);
- expect_payment_received!(nodes[1], payment_hash_1, 1000000);
-
- claim_payment(&nodes[0], &[&nodes[1]], payment_preimage_1, 1_000_000);
-}
-
-#[test]
-fn first_message_on_recv_ordering() {
- // Test that if the initial generator of a monitor-update-frozen state doesn't generate
- // messages, we're willing to flip the order of response messages if neccessary in resposne to
- // a commitment_signed which needs to send an RAA first.
- // At a high level, our goal is to fail monitor updating in response to an RAA which needs no
- // response and then handle a CS while in the failed state, requiring an RAA followed by a CS
- // response. To do this, we start routing two payments, with the final RAA for the first being
- // delivered while B is in AwaitingRAA, hence when we deliver the CS for the second B will
- // have no pending response but will want to send a RAA/CS (with the updates for the second
- // payment applied).
- // Backported from chanmon_fail_consistency fuzz tests as it caught a bug here.
- let mut nodes = create_network(2, &[None, None]);
- create_announced_chan_between_nodes(&nodes, 0, 1, LocalFeatures::new(), LocalFeatures::new());
-
- // Route the first payment outbound, holding the last RAA for B until we are set up so that we
- // can deliver it and fail the monitor update.
- let route = nodes[0].router.get_route(&nodes[1].node.get_our_node_id(), None, &Vec::new(), 1000000, TEST_FINAL_CLTV).unwrap();
- let (payment_preimage_1, payment_hash_1) = get_payment_preimage_hash!(nodes[0]);
- nodes[0].node.send_payment(route, payment_hash_1).unwrap();
- check_added_monitors!(nodes[0], 1);
-
- let mut events = nodes[0].node.get_and_clear_pending_msg_events();
- assert_eq!(events.len(), 1);
- let payment_event = SendEvent::from_event(events.pop().unwrap());
- assert_eq!(payment_event.node_id, nodes[1].node.get_our_node_id());
- nodes[1].node.handle_update_add_htlc(&nodes[0].node.get_our_node_id(), &payment_event.msgs[0]).unwrap();
- nodes[1].node.handle_commitment_signed(&nodes[0].node.get_our_node_id(), &payment_event.commitment_msg).unwrap();
- check_added_monitors!(nodes[1], 1);
- let bs_responses = get_revoke_commit_msgs!(nodes[1], nodes[0].node.get_our_node_id());
-
- nodes[0].node.handle_revoke_and_ack(&nodes[1].node.get_our_node_id(), &bs_responses.0).unwrap();
- check_added_monitors!(nodes[0], 1);
- nodes[0].node.handle_commitment_signed(&nodes[1].node.get_our_node_id(), &bs_responses.1).unwrap();
- check_added_monitors!(nodes[0], 1);
-
- let as_raa = get_event_msg!(nodes[0], MessageSendEvent::SendRevokeAndACK, nodes[1].node.get_our_node_id());
-
- // Route the second payment, generating an update_add_htlc/commitment_signed
- let route = nodes[0].router.get_route(&nodes[1].node.get_our_node_id(), None, &Vec::new(), 1000000, TEST_FINAL_CLTV).unwrap();
- let (payment_preimage_2, payment_hash_2) = get_payment_preimage_hash!(nodes[0]);
- nodes[0].node.send_payment(route, payment_hash_2).unwrap();
- check_added_monitors!(nodes[0], 1);
- let mut events = nodes[0].node.get_and_clear_pending_msg_events();
- assert_eq!(events.len(), 1);
- let payment_event = SendEvent::from_event(events.pop().unwrap());
- assert_eq!(payment_event.node_id, nodes[1].node.get_our_node_id());
-
- *nodes[1].chan_monitor.update_ret.lock().unwrap() = Err(ChannelMonitorUpdateErr::TemporaryFailure);
-
- // Deliver the final RAA for the first payment, which does not require a response. RAAs
- // generally require a commitment_signed, so the fact that we're expecting an opposite response
- // to the next message also tests resetting the delivery order.
- if let msgs::LightningError { err, action: msgs::ErrorAction::IgnoreError } = nodes[1].node.handle_revoke_and_ack(&nodes[0].node.get_our_node_id(), &as_raa).unwrap_err() {
- assert_eq!(err, "Failed to update ChannelMonitor");
- } else { panic!(); }
- check_added_monitors!(nodes[1], 1);
-
- // Now deliver the update_add_htlc/commitment_signed for the second payment, which does need an
- // RAA/CS response, which should be generated when we call test_restore_channel_monitor (with
- // the appropriate HTLC acceptance).
- nodes[1].node.handle_update_add_htlc(&nodes[0].node.get_our_node_id(), &payment_event.msgs[0]).unwrap();
- if let msgs::LightningError { err, action: msgs::ErrorAction::IgnoreError } = nodes[1].node.handle_commitment_signed(&nodes[0].node.get_our_node_id(), &payment_event.commitment_msg).unwrap_err() {
- assert_eq!(err, "Previous monitor update failure prevented generation of RAA");
- } else { panic!(); }
-
- *nodes[1].chan_monitor.update_ret.lock().unwrap() = Ok(());
- nodes[1].node.test_restore_channel_monitor();
- check_added_monitors!(nodes[1], 1);
-
- expect_pending_htlcs_forwardable!(nodes[1]);
- expect_payment_received!(nodes[1], payment_hash_1, 1000000);
-
- let bs_responses = get_revoke_commit_msgs!(nodes[1], nodes[0].node.get_our_node_id());
- nodes[0].node.handle_revoke_and_ack(&nodes[1].node.get_our_node_id(), &bs_responses.0).unwrap();
- check_added_monitors!(nodes[0], 1);
- nodes[0].node.handle_commitment_signed(&nodes[1].node.get_our_node_id(), &bs_responses.1).unwrap();
- check_added_monitors!(nodes[0], 1);
-
- let as_raa = get_event_msg!(nodes[0], MessageSendEvent::SendRevokeAndACK, nodes[1].node.get_our_node_id());
- nodes[1].node.handle_revoke_and_ack(&nodes[0].node.get_our_node_id(), &as_raa).unwrap();
- check_added_monitors!(nodes[1], 1);
-
- expect_pending_htlcs_forwardable!(nodes[1]);
- expect_payment_received!(nodes[1], payment_hash_2, 1000000);
-
- claim_payment(&nodes[0], &[&nodes[1]], payment_preimage_1, 1_000_000);
- claim_payment(&nodes[0], &[&nodes[1]], payment_preimage_2, 1_000_000);
-}
-
-#[test]
-fn test_monitor_update_fail_claim() {
- // Basic test for monitor update failures when processing claim_funds calls.
- // We set up a simple 3-node network, sending a payment from A to B and failing B's monitor
- // update to claim the payment. We then send a payment C->B->A, making the forward of this
- // payment from B to A fail due to the paused channel. Finally, we restore the channel monitor
- // updating and claim the payment on B.
- let mut nodes = create_network(3, &[None, None, None]);
- let chan_1 = create_announced_chan_between_nodes(&nodes, 0, 1, LocalFeatures::new(), LocalFeatures::new());
- create_announced_chan_between_nodes(&nodes, 1, 2, LocalFeatures::new(), LocalFeatures::new());
-
- // Rebalance a bit so that we can send backwards from 3 to 2.
- send_payment(&nodes[0], &[&nodes[1], &nodes[2]], 5000000, 5_000_000);
-
- let (payment_preimage_1, _) = route_payment(&nodes[0], &[&nodes[1]], 1000000);
-
- *nodes[1].chan_monitor.update_ret.lock().unwrap() = Err(ChannelMonitorUpdateErr::TemporaryFailure);
- assert!(nodes[1].node.claim_funds(payment_preimage_1, 1_000_000));
- check_added_monitors!(nodes[1], 1);
-
- let route = nodes[2].router.get_route(&nodes[0].node.get_our_node_id(), None, &Vec::new(), 1000000, TEST_FINAL_CLTV).unwrap();
- let (_, payment_hash_2) = get_payment_preimage_hash!(nodes[0]);
- nodes[2].node.send_payment(route, payment_hash_2).unwrap();
- check_added_monitors!(nodes[2], 1);
-
- // Successfully update the monitor on the 1<->2 channel, but the 0<->1 channel should still be
- // paused, so forward shouldn't succeed until we call test_restore_channel_monitor().
- *nodes[1].chan_monitor.update_ret.lock().unwrap() = Ok(());
-
- let mut events = nodes[2].node.get_and_clear_pending_msg_events();
- assert_eq!(events.len(), 1);
- let payment_event = SendEvent::from_event(events.pop().unwrap());
- nodes[1].node.handle_update_add_htlc(&nodes[2].node.get_our_node_id(), &payment_event.msgs[0]).unwrap();
- commitment_signed_dance!(nodes[1], nodes[2], payment_event.commitment_msg, false, true);
-
- let bs_fail_update = get_htlc_update_msgs!(nodes[1], nodes[2].node.get_our_node_id());
- nodes[2].node.handle_update_fail_htlc(&nodes[1].node.get_our_node_id(), &bs_fail_update.update_fail_htlcs[0]).unwrap();
- commitment_signed_dance!(nodes[2], nodes[1], bs_fail_update.commitment_signed, false, true);
-
- let msg_events = nodes[2].node.get_and_clear_pending_msg_events();
- assert_eq!(msg_events.len(), 1);
- match msg_events[0] {
- MessageSendEvent::PaymentFailureNetworkUpdate { update: msgs::HTLCFailChannelUpdate::ChannelUpdateMessage { ref msg }} => {
- assert_eq!(msg.contents.short_channel_id, chan_1.0.contents.short_channel_id);
- assert_eq!(msg.contents.flags & 2, 2); // temp disabled
- },
- _ => panic!("Unexpected event"),
- }
-
- let events = nodes[2].node.get_and_clear_pending_events();
- assert_eq!(events.len(), 1);
- if let Event::PaymentFailed { payment_hash, rejected_by_dest, .. } = events[0] {
- assert_eq!(payment_hash, payment_hash_2);
- assert!(!rejected_by_dest);
- } else { panic!("Unexpected event!"); }
-
- // Now restore monitor updating on the 0<->1 channel and claim the funds on B.
- nodes[1].node.test_restore_channel_monitor();
- check_added_monitors!(nodes[1], 1);
-
- let bs_fulfill_update = get_htlc_update_msgs!(nodes[1], nodes[0].node.get_our_node_id());
- nodes[0].node.handle_update_fulfill_htlc(&nodes[1].node.get_our_node_id(), &bs_fulfill_update.update_fulfill_htlcs[0]).unwrap();
- commitment_signed_dance!(nodes[0], nodes[1], bs_fulfill_update.commitment_signed, false);
-
- let events = nodes[0].node.get_and_clear_pending_events();
- assert_eq!(events.len(), 1);
- if let Event::PaymentSent { payment_preimage, .. } = events[0] {
- assert_eq!(payment_preimage, payment_preimage_1);
- } else { panic!("Unexpected event!"); }
-}
-
-#[test]
-fn test_monitor_update_on_pending_forwards() {
- // Basic test for monitor update failures when processing pending HTLC fail/add forwards.
- // We do this with a simple 3-node network, sending a payment from A to C and one from C to A.
- // The payment from A to C will be failed by C and pending a back-fail to A, while the payment
- // from C to A will be pending a forward to A.
- let mut nodes = create_network(3, &[None, None, None]);
- create_announced_chan_between_nodes(&nodes, 0, 1, LocalFeatures::new(), LocalFeatures::new());
- create_announced_chan_between_nodes(&nodes, 1, 2, LocalFeatures::new(), LocalFeatures::new());
-
- // Rebalance a bit so that we can send backwards from 3 to 1.
- send_payment(&nodes[0], &[&nodes[1], &nodes[2]], 5000000, 5_000_000);
-
- let (_, payment_hash_1) = route_payment(&nodes[0], &[&nodes[1], &nodes[2]], 1000000);
- assert!(nodes[2].node.fail_htlc_backwards(&payment_hash_1));
- expect_pending_htlcs_forwardable!(nodes[2]);
- check_added_monitors!(nodes[2], 1);
-
- let cs_fail_update = get_htlc_update_msgs!(nodes[2], nodes[1].node.get_our_node_id());
- nodes[1].node.handle_update_fail_htlc(&nodes[2].node.get_our_node_id(), &cs_fail_update.update_fail_htlcs[0]).unwrap();
- commitment_signed_dance!(nodes[1], nodes[2], cs_fail_update.commitment_signed, true, true);
- assert!(nodes[1].node.get_and_clear_pending_msg_events().is_empty());
-
- let route = nodes[2].router.get_route(&nodes[0].node.get_our_node_id(), None, &Vec::new(), 1000000, TEST_FINAL_CLTV).unwrap();
- let (payment_preimage_2, payment_hash_2) = get_payment_preimage_hash!(nodes[0]);
- nodes[2].node.send_payment(route, payment_hash_2).unwrap();
- check_added_monitors!(nodes[2], 1);
-
- let mut events = nodes[2].node.get_and_clear_pending_msg_events();
- assert_eq!(events.len(), 1);
- let payment_event = SendEvent::from_event(events.pop().unwrap());
- nodes[1].node.handle_update_add_htlc(&nodes[2].node.get_our_node_id(), &payment_event.msgs[0]).unwrap();
- commitment_signed_dance!(nodes[1], nodes[2], payment_event.commitment_msg, false);
-
- *nodes[1].chan_monitor.update_ret.lock().unwrap() = Err(ChannelMonitorUpdateErr::TemporaryFailure);
- expect_pending_htlcs_forwardable!(nodes[1]);
- check_added_monitors!(nodes[1], 1);
- assert!(nodes[1].node.get_and_clear_pending_msg_events().is_empty());
-
- *nodes[1].chan_monitor.update_ret.lock().unwrap() = Ok(());
- nodes[1].node.test_restore_channel_monitor();
- check_added_monitors!(nodes[1], 1);
-
- let bs_updates = get_htlc_update_msgs!(nodes[1], nodes[0].node.get_our_node_id());
- nodes[0].node.handle_update_fail_htlc(&nodes[1].node.get_our_node_id(), &bs_updates.update_fail_htlcs[0]).unwrap();
- nodes[0].node.handle_update_add_htlc(&nodes[1].node.get_our_node_id(), &bs_updates.update_add_htlcs[0]).unwrap();
- commitment_signed_dance!(nodes[0], nodes[1], bs_updates.commitment_signed, false, true);
-
- let events = nodes[0].node.get_and_clear_pending_events();
- assert_eq!(events.len(), 2);
- if let Event::PaymentFailed { payment_hash, rejected_by_dest, .. } = events[0] {
- assert_eq!(payment_hash, payment_hash_1);
- assert!(rejected_by_dest);
- } else { panic!("Unexpected event!"); }
- match events[1] {
- Event::PendingHTLCsForwardable { .. } => { },
- _ => panic!("Unexpected event"),
- };
- nodes[0].node.process_pending_htlc_forwards();
- expect_payment_received!(nodes[0], payment_hash_2, 1000000);
-
- claim_payment(&nodes[2], &[&nodes[1], &nodes[0]], payment_preimage_2, 1_000_000);
-}
-
-#[test]
-fn monitor_update_claim_fail_no_response() {
- // Test for claim_funds resulting in both a monitor update failure and no message response (due
- // to channel being AwaitingRAA).
- // Backported from chanmon_fail_consistency fuzz tests as an unmerged version of the handling
- // code was broken.
- let mut nodes = create_network(2, &[None, None]);
- create_announced_chan_between_nodes(&nodes, 0, 1, LocalFeatures::new(), LocalFeatures::new());
-
- // Forward a payment for B to claim
- let (payment_preimage_1, _) = route_payment(&nodes[0], &[&nodes[1]], 1000000);
-
- // Now start forwarding a second payment, skipping the last RAA so B is in AwaitingRAA
- let route = nodes[0].router.get_route(&nodes[1].node.get_our_node_id(), None, &Vec::new(), 1000000, TEST_FINAL_CLTV).unwrap();
- let (payment_preimage_2, payment_hash_2) = get_payment_preimage_hash!(nodes[0]);
- nodes[0].node.send_payment(route, payment_hash_2).unwrap();
- check_added_monitors!(nodes[0], 1);
-
- let mut events = nodes[0].node.get_and_clear_pending_msg_events();
- assert_eq!(events.len(), 1);
- let payment_event = SendEvent::from_event(events.pop().unwrap());
- nodes[1].node.handle_update_add_htlc(&nodes[0].node.get_our_node_id(), &payment_event.msgs[0]).unwrap();
- let as_raa = commitment_signed_dance!(nodes[1], nodes[0], payment_event.commitment_msg, false, true, false, true);
-
- *nodes[1].chan_monitor.update_ret.lock().unwrap() = Err(ChannelMonitorUpdateErr::TemporaryFailure);
- assert!(nodes[1].node.claim_funds(payment_preimage_1, 1_000_000));
- check_added_monitors!(nodes[1], 1);
- assert!(nodes[1].node.get_and_clear_pending_msg_events().is_empty());
-
- *nodes[1].chan_monitor.update_ret.lock().unwrap() = Ok(());
- nodes[1].node.test_restore_channel_monitor();
- check_added_monitors!(nodes[1], 1);
- assert!(nodes[1].node.get_and_clear_pending_msg_events().is_empty());
-
- nodes[1].node.handle_revoke_and_ack(&nodes[0].node.get_our_node_id(), &as_raa).unwrap();
- check_added_monitors!(nodes[1], 1);
- expect_pending_htlcs_forwardable!(nodes[1]);
- expect_payment_received!(nodes[1], payment_hash_2, 1000000);
-
- let bs_updates = get_htlc_update_msgs!(nodes[1], nodes[0].node.get_our_node_id());
- nodes[0].node.handle_update_fulfill_htlc(&nodes[1].node.get_our_node_id(), &bs_updates.update_fulfill_htlcs[0]).unwrap();
- commitment_signed_dance!(nodes[0], nodes[1], bs_updates.commitment_signed, false);
-
- let events = nodes[0].node.get_and_clear_pending_events();
- assert_eq!(events.len(), 1);
- match events[0] {
- Event::PaymentSent { ref payment_preimage } => {
- assert_eq!(*payment_preimage, payment_preimage_1);
- },
- _ => panic!("Unexpected event"),
- }
-
- claim_payment(&nodes[0], &[&nodes[1]], payment_preimage_2, 1_000_000);
-}
-
-// Note that restore_between_fails with !fail_on_generate is useless
-// Also note that !fail_on_generate && !fail_on_signed is useless
-// Finally, note that !fail_on_signed is not possible with fail_on_generate && !restore_between_fails
-// confirm_a_first and restore_b_before_conf are wholly unrelated to earlier bools and
-// restore_b_before_conf has no meaning if !confirm_a_first
-fn do_during_funding_monitor_fail(fail_on_generate: bool, restore_between_fails: bool, fail_on_signed: bool, confirm_a_first: bool, restore_b_before_conf: bool) {
- // Test that if the monitor update generated by funding_transaction_generated fails we continue
- // the channel setup happily after the update is restored.
- let mut nodes = create_network(2, &[None, None]);
-
- nodes[0].node.create_channel(nodes[1].node.get_our_node_id(), 100000, 10001, 43).unwrap();
- nodes[1].node.handle_open_channel(&nodes[0].node.get_our_node_id(), LocalFeatures::new(), &get_event_msg!(nodes[0], MessageSendEvent::SendOpenChannel, nodes[1].node.get_our_node_id())).unwrap();
- nodes[0].node.handle_accept_channel(&nodes[1].node.get_our_node_id(), LocalFeatures::new(), &get_event_msg!(nodes[1], MessageSendEvent::SendAcceptChannel, nodes[0].node.get_our_node_id())).unwrap();
-
- let (temporary_channel_id, funding_tx, funding_output) = create_funding_transaction(&nodes[0], 100000, 43);
-
- if fail_on_generate {
- *nodes[0].chan_monitor.update_ret.lock().unwrap() = Err(ChannelMonitorUpdateErr::TemporaryFailure);
- }
- nodes[0].node.funding_transaction_generated(&temporary_channel_id, funding_output);
- check_added_monitors!(nodes[0], 1);
-
- *nodes[1].chan_monitor.update_ret.lock().unwrap() = Err(ChannelMonitorUpdateErr::TemporaryFailure);
- nodes[1].node.handle_funding_created(&nodes[0].node.get_our_node_id(), &get_event_msg!(nodes[0], MessageSendEvent::SendFundingCreated, nodes[1].node.get_our_node_id())).unwrap();
- check_added_monitors!(nodes[1], 1);
-
- if restore_between_fails {
- assert!(fail_on_generate);
- *nodes[0].chan_monitor.update_ret.lock().unwrap() = Ok(());
- nodes[0].node.test_restore_channel_monitor();
- check_added_monitors!(nodes[0], 1);
- assert!(nodes[0].node.get_and_clear_pending_events().is_empty());
- assert!(nodes[0].node.get_and_clear_pending_msg_events().is_empty());
- }
-
- if fail_on_signed {
- *nodes[0].chan_monitor.update_ret.lock().unwrap() = Err(ChannelMonitorUpdateErr::TemporaryFailure);
- } else {
- assert!(restore_between_fails || !fail_on_generate); // We can't switch to good now (there's no monitor update)
- assert!(fail_on_generate); // Somebody has to fail
- }
- let funding_signed_res = nodes[0].node.handle_funding_signed(&nodes[1].node.get_our_node_id(), &get_event_msg!(nodes[1], MessageSendEvent::SendFundingSigned, nodes[0].node.get_our_node_id()));
- if fail_on_signed || !restore_between_fails {
- if let msgs::LightningError { err, action: msgs::ErrorAction::IgnoreError } = funding_signed_res.unwrap_err() {
- if fail_on_generate && !restore_between_fails {
- assert_eq!(err, "Previous monitor update failure prevented funding_signed from allowing funding broadcast");
- check_added_monitors!(nodes[0], 0);
- } else {
- assert_eq!(err, "Failed to update ChannelMonitor");
- check_added_monitors!(nodes[0], 1);
- }
- } else { panic!(); }
-
- assert!(nodes[0].node.get_and_clear_pending_events().is_empty());
- *nodes[0].chan_monitor.update_ret.lock().unwrap() = Ok(());
- nodes[0].node.test_restore_channel_monitor();
- } else {
- funding_signed_res.unwrap();
- }
-
- check_added_monitors!(nodes[0], 1);
-
- let events = nodes[0].node.get_and_clear_pending_events();
- assert_eq!(events.len(), 1);
- match events[0] {
- Event::FundingBroadcastSafe { ref funding_txo, user_channel_id } => {
- assert_eq!(user_channel_id, 43);
- assert_eq!(*funding_txo, funding_output);
- },
- _ => panic!("Unexpected event"),
- };
-
- if confirm_a_first {
- confirm_transaction(&nodes[0].chain_monitor, &funding_tx, funding_tx.version);
- nodes[1].node.handle_funding_locked(&nodes[0].node.get_our_node_id(), &get_event_msg!(nodes[0], MessageSendEvent::SendFundingLocked, nodes[1].node.get_our_node_id())).unwrap();
- } else {
- assert!(!restore_b_before_conf);
- confirm_transaction(&nodes[1].chain_monitor, &funding_tx, funding_tx.version);
- assert!(nodes[1].node.get_and_clear_pending_msg_events().is_empty());
- }
-
- // Make sure nodes[1] isn't stupid enough to re-send the FundingLocked on reconnect
- nodes[0].node.peer_disconnected(&nodes[1].node.get_our_node_id(), false);
- nodes[1].node.peer_disconnected(&nodes[0].node.get_our_node_id(), false);
- reconnect_nodes(&nodes[0], &nodes[1], (false, confirm_a_first), (0, 0), (0, 0), (0, 0), (0, 0), (false, false));
- assert!(nodes[0].node.get_and_clear_pending_msg_events().is_empty());
- assert!(nodes[1].node.get_and_clear_pending_msg_events().is_empty());
-
- if !restore_b_before_conf {
- confirm_transaction(&nodes[1].chain_monitor, &funding_tx, funding_tx.version);
- assert!(nodes[1].node.get_and_clear_pending_msg_events().is_empty());
- assert!(nodes[1].node.get_and_clear_pending_events().is_empty());
- }
-
- *nodes[1].chan_monitor.update_ret.lock().unwrap() = Ok(());
- nodes[1].node.test_restore_channel_monitor();
- check_added_monitors!(nodes[1], 1);
-
- let (channel_id, (announcement, as_update, bs_update)) = if !confirm_a_first {
- nodes[0].node.handle_funding_locked(&nodes[1].node.get_our_node_id(), &get_event_msg!(nodes[1], MessageSendEvent::SendFundingLocked, nodes[0].node.get_our_node_id())).unwrap();
-
- confirm_transaction(&nodes[0].chain_monitor, &funding_tx, funding_tx.version);
- let (funding_locked, channel_id) = create_chan_between_nodes_with_value_confirm_second(&nodes[1], &nodes[0]);
- (channel_id, create_chan_between_nodes_with_value_b(&nodes[0], &nodes[1], &funding_locked))
- } else {
- if restore_b_before_conf {
- confirm_transaction(&nodes[1].chain_monitor, &funding_tx, funding_tx.version);
- }
- let (funding_locked, channel_id) = create_chan_between_nodes_with_value_confirm_second(&nodes[0], &nodes[1]);
- (channel_id, create_chan_between_nodes_with_value_b(&nodes[1], &nodes[0], &funding_locked))
- };
- for node in nodes.iter() {
- assert!(node.router.handle_channel_announcement(&announcement).unwrap());
- node.router.handle_channel_update(&as_update).unwrap();
- node.router.handle_channel_update(&bs_update).unwrap();
- }
-
- send_payment(&nodes[0], &[&nodes[1]], 8000000, 8_000_000);
- close_channel(&nodes[0], &nodes[1], &channel_id, funding_tx, true);
-}
-
-#[test]
-fn during_funding_monitor_fail() {
- do_during_funding_monitor_fail(false, false, true, true, true);
- do_during_funding_monitor_fail(true, false, true, false, false);
- do_during_funding_monitor_fail(true, true, true, true, false);
- do_during_funding_monitor_fail(true, true, false, false, false);
-}
projects / rust-lightning / blobdiff