X-Git-Url: http://git.bitcoin.ninja/index.cgi?a=blobdiff_plain;f=lightning%2Fsrc%2Fln%2Fchanmon_update_fail_tests.rs;h=dd717ca2f69fd485713e9c875eb4c98aa684e403;hb=7c4dfad4fe97c9d8bc37c38e15b9dab95f27e37a;hp=6d62f8db92b28d173700084c1645d90f5119f373;hpb=2398f1746d592b7c71100a61094d7bfc9bc8f1cd;p=rust-lightning diff --git a/lightning/src/ln/chanmon_update_fail_tests.rs b/lightning/src/ln/chanmon_update_fail_tests.rs index 6d62f8db..dd717ca2 100644 --- a/lightning/src/ln/chanmon_update_fail_tests.rs +++ b/lightning/src/ln/chanmon_update_fail_tests.rs @@ -137,7 +137,7 @@ fn test_monitor_and_persister_update_fail() { // because the update is bogus, ultimately the error that's returned // should be a PermanentFailure. if let Err(ChannelMonitorUpdateErr::PermanentFailure) = chain_mon.chain_monitor.update_channel(outpoint, update.clone()) {} else { panic!("Expected monitor error to be permanent"); } - logger.assert_log_contains("lightning::chain::chainmonitor".to_string(), "Failed to persist channel monitor update: TemporaryFailure".to_string(), 1); + logger.assert_log_regex("lightning::chain::chainmonitor".to_string(), regex::Regex::new("Failed to persist ChannelMonitor update for channel [0-9a-f]*: TemporaryFailure").unwrap(), 1); if let Ok(_) = nodes[0].chain_monitor.update_channel(outpoint, update) {} else { assert!(false); } } else { assert!(false); } } else { assert!(false); }; @@ -176,8 +176,8 @@ fn do_test_simple_monitor_temporary_update_fail(disconnect: bool) { } chanmon_cfgs[0].persister.set_update_ret(Ok(())); - let (outpoint, latest_update) = nodes[0].chain_monitor.latest_monitor_update_id.lock().unwrap().get(&channel_id).unwrap().clone(); - nodes[0].node.channel_monitor_updated(&outpoint, latest_update); + let (outpoint, latest_update, _) = nodes[0].chain_monitor.latest_monitor_update_id.lock().unwrap().get(&channel_id).unwrap().clone(); + nodes[0].chain_monitor.chain_monitor.force_channel_monitor_updated(outpoint, latest_update); check_added_monitors!(nodes[0], 0); let mut events_2 = nodes[0].node.get_and_clear_pending_msg_events(); @@ -304,7 +304,7 @@ fn do_test_monitor_temporary_update_fail(disconnect_count: usize) { 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, ref payment_hash } => { + Event::PaymentSent { ref payment_preimage, ref payment_hash, .. } => { assert_eq!(*payment_preimage, payment_preimage_1); assert_eq!(*payment_hash, payment_hash_1); }, @@ -329,8 +329,8 @@ fn do_test_monitor_temporary_update_fail(disconnect_count: usize) { // Now fix monitor updating... chanmon_cfgs[0].persister.set_update_ret(Ok(())); - let (outpoint, latest_update) = nodes[0].chain_monitor.latest_monitor_update_id.lock().unwrap().get(&channel_id).unwrap().clone(); - nodes[0].node.channel_monitor_updated(&outpoint, latest_update); + let (outpoint, latest_update, _) = nodes[0].chain_monitor.latest_monitor_update_id.lock().unwrap().get(&channel_id).unwrap().clone(); + nodes[0].chain_monitor.chain_monitor.force_channel_monitor_updated(outpoint, latest_update); check_added_monitors!(nodes[0], 0); macro_rules! disconnect_reconnect_peers { () => { { @@ -397,7 +397,7 @@ fn do_test_monitor_temporary_update_fail(disconnect_count: usize) { 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, ref payment_hash } => { + Event::PaymentSent { ref payment_preimage, ref payment_hash, .. } => { assert_eq!(*payment_preimage, payment_preimage_1); assert_eq!(*payment_hash, payment_hash_1); }, @@ -627,8 +627,8 @@ fn test_monitor_update_fail_cs() { assert!(nodes[1].node.get_and_clear_pending_msg_events().is_empty()); chanmon_cfgs[1].persister.set_update_ret(Ok(())); - let (outpoint, latest_update) = nodes[1].chain_monitor.latest_monitor_update_id.lock().unwrap().get(&channel_id).unwrap().clone(); - nodes[1].node.channel_monitor_updated(&outpoint, latest_update); + let (outpoint, latest_update, _) = nodes[1].chain_monitor.latest_monitor_update_id.lock().unwrap().get(&channel_id).unwrap().clone(); + nodes[1].chain_monitor.chain_monitor.force_channel_monitor_updated(outpoint, latest_update); check_added_monitors!(nodes[1], 0); let responses = nodes[1].node.get_and_clear_pending_msg_events(); assert_eq!(responses.len(), 2); @@ -661,8 +661,8 @@ fn test_monitor_update_fail_cs() { } chanmon_cfgs[0].persister.set_update_ret(Ok(())); - let (outpoint, latest_update) = nodes[0].chain_monitor.latest_monitor_update_id.lock().unwrap().get(&channel_id).unwrap().clone(); - nodes[0].node.channel_monitor_updated(&outpoint, latest_update); + let (outpoint, latest_update, _) = nodes[0].chain_monitor.latest_monitor_update_id.lock().unwrap().get(&channel_id).unwrap().clone(); + nodes[0].chain_monitor.chain_monitor.force_channel_monitor_updated(outpoint, latest_update); check_added_monitors!(nodes[0], 0); let final_raa = get_event_msg!(nodes[0], MessageSendEvent::SendRevokeAndACK, nodes[1].node.get_our_node_id()); @@ -721,8 +721,8 @@ fn test_monitor_update_fail_no_rebroadcast() { check_added_monitors!(nodes[1], 1); chanmon_cfgs[1].persister.set_update_ret(Ok(())); - let (outpoint, latest_update) = nodes[1].chain_monitor.latest_monitor_update_id.lock().unwrap().get(&channel_id).unwrap().clone(); - nodes[1].node.channel_monitor_updated(&outpoint, latest_update); + let (outpoint, latest_update, _) = nodes[1].chain_monitor.latest_monitor_update_id.lock().unwrap().get(&channel_id).unwrap().clone(); + nodes[1].chain_monitor.chain_monitor.force_channel_monitor_updated(outpoint, latest_update); assert!(nodes[1].node.get_and_clear_pending_msg_events().is_empty()); check_added_monitors!(nodes[1], 0); expect_pending_htlcs_forwardable!(nodes[1]); @@ -782,8 +782,8 @@ fn test_monitor_update_raa_while_paused() { check_added_monitors!(nodes[0], 1); chanmon_cfgs[0].persister.set_update_ret(Ok(())); - let (outpoint, latest_update) = nodes[0].chain_monitor.latest_monitor_update_id.lock().unwrap().get(&channel_id).unwrap().clone(); - nodes[0].node.channel_monitor_updated(&outpoint, latest_update); + let (outpoint, latest_update, _) = nodes[0].chain_monitor.latest_monitor_update_id.lock().unwrap().get(&channel_id).unwrap().clone(); + nodes[0].chain_monitor.chain_monitor.force_channel_monitor_updated(outpoint, latest_update); check_added_monitors!(nodes[0], 0); let as_update_raa = get_revoke_commit_msgs!(nodes[0], nodes[1].node.get_our_node_id()); @@ -908,8 +908,8 @@ fn do_test_monitor_update_fail_raa(test_ignore_second_cs: bool) { // Restore monitor updating, ensuring we immediately get a fail-back update and a // update_add update. chanmon_cfgs[1].persister.set_update_ret(Ok(())); - let (outpoint, latest_update) = nodes[1].chain_monitor.latest_monitor_update_id.lock().unwrap().get(&chan_2.2).unwrap().clone(); - nodes[1].node.channel_monitor_updated(&outpoint, latest_update); + let (outpoint, latest_update, _) = nodes[1].chain_monitor.latest_monitor_update_id.lock().unwrap().get(&chan_2.2).unwrap().clone(); + nodes[1].chain_monitor.chain_monitor.force_channel_monitor_updated(outpoint, latest_update); check_added_monitors!(nodes[1], 0); expect_pending_htlcs_forwardable!(nodes[1]); check_added_monitors!(nodes[1], 1); @@ -1147,8 +1147,8 @@ fn test_monitor_update_fail_reestablish() { .contents.flags & 2, 0); // The "disabled" bit should be unset as we just reconnected chanmon_cfgs[1].persister.set_update_ret(Ok(())); - let (outpoint, latest_update) = nodes[1].chain_monitor.latest_monitor_update_id.lock().unwrap().get(&chan_1.2).unwrap().clone(); - nodes[1].node.channel_monitor_updated(&outpoint, latest_update); + let (outpoint, latest_update, _) = nodes[1].chain_monitor.latest_monitor_update_id.lock().unwrap().get(&chan_1.2).unwrap().clone(); + nodes[1].chain_monitor.chain_monitor.force_channel_monitor_updated(outpoint, latest_update); check_added_monitors!(nodes[1], 0); updates = get_htlc_update_msgs!(nodes[1], nodes[0].node.get_our_node_id()); @@ -1230,8 +1230,8 @@ fn raa_no_response_awaiting_raa_state() { check_added_monitors!(nodes[1], 1); chanmon_cfgs[1].persister.set_update_ret(Ok(())); - let (outpoint, latest_update) = nodes[1].chain_monitor.latest_monitor_update_id.lock().unwrap().get(&channel_id).unwrap().clone(); - nodes[1].node.channel_monitor_updated(&outpoint, latest_update); + let (outpoint, latest_update, _) = nodes[1].chain_monitor.latest_monitor_update_id.lock().unwrap().get(&channel_id).unwrap().clone(); + nodes[1].chain_monitor.chain_monitor.force_channel_monitor_updated(outpoint, latest_update); // nodes[1] should be AwaitingRAA here! check_added_monitors!(nodes[1], 0); let bs_responses = get_revoke_commit_msgs!(nodes[1], nodes[0].node.get_our_node_id()); @@ -1347,8 +1347,8 @@ fn claim_while_disconnected_monitor_update_fail() { // 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. chanmon_cfgs[1].persister.set_update_ret(Ok(())); - let (outpoint, latest_update) = nodes[1].chain_monitor.latest_monitor_update_id.lock().unwrap().get(&channel_id).unwrap().clone(); - nodes[1].node.channel_monitor_updated(&outpoint, latest_update); + let (outpoint, latest_update, _) = nodes[1].chain_monitor.latest_monitor_update_id.lock().unwrap().get(&channel_id).unwrap().clone(); + nodes[1].chain_monitor.chain_monitor.force_channel_monitor_updated(outpoint, latest_update); check_added_monitors!(nodes[1], 0); let bs_msgs = nodes[1].node.get_and_clear_pending_msg_events(); @@ -1399,7 +1399,7 @@ fn claim_while_disconnected_monitor_update_fail() { let events = nodes[0].node.get_and_clear_pending_events(); assert_eq!(events.len(), 1); match events[0] { - Event::PaymentSent { ref payment_preimage, ref payment_hash } => { + Event::PaymentSent { ref payment_preimage, ref payment_hash, .. } => { assert_eq!(*payment_preimage, payment_preimage_1); assert_eq!(*payment_hash, payment_hash_1); }, @@ -1456,8 +1456,8 @@ fn monitor_failed_no_reestablish_response() { let _as_channel_update = get_event_msg!(nodes[0], MessageSendEvent::SendChannelUpdate, nodes[1].node.get_our_node_id()); chanmon_cfgs[1].persister.set_update_ret(Ok(())); - let (outpoint, latest_update) = nodes[1].chain_monitor.latest_monitor_update_id.lock().unwrap().get(&channel_id).unwrap().clone(); - nodes[1].node.channel_monitor_updated(&outpoint, latest_update); + let (outpoint, latest_update, _) = nodes[1].chain_monitor.latest_monitor_update_id.lock().unwrap().get(&channel_id).unwrap().clone(); + nodes[1].chain_monitor.chain_monitor.force_channel_monitor_updated(outpoint, latest_update); check_added_monitors!(nodes[1], 0); let bs_responses = get_revoke_commit_msgs!(nodes[1], nodes[0].node.get_our_node_id()); @@ -1549,8 +1549,8 @@ fn first_message_on_recv_ordering() { nodes[1].logger.assert_log("lightning::ln::channelmanager".to_string(), "Previous monitor update failure prevented generation of RAA".to_string(), 1); chanmon_cfgs[1].persister.set_update_ret(Ok(())); - let (outpoint, latest_update) = nodes[1].chain_monitor.latest_monitor_update_id.lock().unwrap().get(&channel_id).unwrap().clone(); - nodes[1].node.channel_monitor_updated(&outpoint, latest_update); + let (outpoint, latest_update, _) = nodes[1].chain_monitor.latest_monitor_update_id.lock().unwrap().get(&channel_id).unwrap().clone(); + nodes[1].chain_monitor.chain_monitor.force_channel_monitor_updated(outpoint, latest_update); check_added_monitors!(nodes[1], 0); expect_pending_htlcs_forwardable!(nodes[1]); @@ -1633,8 +1633,8 @@ fn test_monitor_update_fail_claim() { commitment_signed_dance!(nodes[1], nodes[2], payment_event.commitment_msg, false, true); // Now restore monitor updating on the 0<->1 channel and claim the funds on B. - let (outpoint, latest_update) = nodes[1].chain_monitor.latest_monitor_update_id.lock().unwrap().get(&chan_1.2).unwrap().clone(); - nodes[1].node.channel_monitor_updated(&outpoint, latest_update); + let (outpoint, latest_update, _) = nodes[1].chain_monitor.latest_monitor_update_id.lock().unwrap().get(&chan_1.2).unwrap().clone(); + nodes[1].chain_monitor.chain_monitor.force_channel_monitor_updated(outpoint, latest_update); check_added_monitors!(nodes[1], 0); let bs_fulfill_update = get_htlc_update_msgs!(nodes[1], nodes[0].node.get_our_node_id()); @@ -1728,8 +1728,8 @@ fn test_monitor_update_on_pending_forwards() { nodes[1].logger.assert_log("lightning::ln::channelmanager".to_string(), "Failed to update ChannelMonitor".to_string(), 1); chanmon_cfgs[1].persister.set_update_ret(Ok(())); - let (outpoint, latest_update) = nodes[1].chain_monitor.latest_monitor_update_id.lock().unwrap().get(&chan_1.2).unwrap().clone(); - nodes[1].node.channel_monitor_updated(&outpoint, latest_update); + let (outpoint, latest_update, _) = nodes[1].chain_monitor.latest_monitor_update_id.lock().unwrap().get(&chan_1.2).unwrap().clone(); + nodes[1].chain_monitor.chain_monitor.force_channel_monitor_updated(outpoint, latest_update); check_added_monitors!(nodes[1], 0); let bs_updates = get_htlc_update_msgs!(nodes[1], nodes[0].node.get_our_node_id()); @@ -1789,8 +1789,8 @@ fn monitor_update_claim_fail_no_response() { nodes[1].logger.assert_log("lightning::ln::channelmanager".to_string(), "Temporary failure claiming HTLC, treating as success: Failed to update ChannelMonitor".to_string(), 1); chanmon_cfgs[1].persister.set_update_ret(Ok(())); - let (outpoint, latest_update) = nodes[1].chain_monitor.latest_monitor_update_id.lock().unwrap().get(&channel_id).unwrap().clone(); - nodes[1].node.channel_monitor_updated(&outpoint, latest_update); + let (outpoint, latest_update, _) = nodes[1].chain_monitor.latest_monitor_update_id.lock().unwrap().get(&channel_id).unwrap().clone(); + nodes[1].chain_monitor.chain_monitor.force_channel_monitor_updated(outpoint, latest_update); check_added_monitors!(nodes[1], 0); assert!(nodes[1].node.get_and_clear_pending_msg_events().is_empty()); @@ -1806,7 +1806,7 @@ fn monitor_update_claim_fail_no_response() { let events = nodes[0].node.get_and_clear_pending_events(); assert_eq!(events.len(), 1); match events[0] { - Event::PaymentSent { ref payment_preimage, ref payment_hash } => { + Event::PaymentSent { ref payment_preimage, ref payment_hash, .. } => { assert_eq!(*payment_preimage, payment_preimage_1); assert_eq!(*payment_hash, payment_hash_1); }, @@ -1848,8 +1848,8 @@ fn do_during_funding_monitor_fail(confirm_a_first: bool, restore_b_before_conf: check_added_monitors!(nodes[0], 1); assert!(nodes[0].node.get_and_clear_pending_events().is_empty()); chanmon_cfgs[0].persister.set_update_ret(Ok(())); - let (outpoint, latest_update) = nodes[0].chain_monitor.latest_monitor_update_id.lock().unwrap().get(&channel_id).unwrap().clone(); - nodes[0].node.channel_monitor_updated(&outpoint, latest_update); + let (outpoint, latest_update, _) = nodes[0].chain_monitor.latest_monitor_update_id.lock().unwrap().get(&channel_id).unwrap().clone(); + nodes[0].chain_monitor.chain_monitor.force_channel_monitor_updated(outpoint, latest_update); check_added_monitors!(nodes[0], 0); let events = nodes[0].node.get_and_clear_pending_events(); @@ -1880,8 +1880,8 @@ fn do_during_funding_monitor_fail(confirm_a_first: bool, restore_b_before_conf: } chanmon_cfgs[1].persister.set_update_ret(Ok(())); - let (outpoint, latest_update) = nodes[1].chain_monitor.latest_monitor_update_id.lock().unwrap().get(&channel_id).unwrap().clone(); - nodes[1].node.channel_monitor_updated(&outpoint, latest_update); + let (outpoint, latest_update, _) = nodes[1].chain_monitor.latest_monitor_update_id.lock().unwrap().get(&channel_id).unwrap().clone(); + nodes[1].chain_monitor.chain_monitor.force_channel_monitor_updated(outpoint, latest_update); check_added_monitors!(nodes[1], 0); let (channel_id, (announcement, as_update, bs_update)) = if !confirm_a_first { @@ -1950,7 +1950,7 @@ fn test_path_paused_mpp() { // Now check that we get the right return value, indicating that the first path succeeded but // the second got a MonitorUpdateFailed err. This implies PaymentSendFailure::PartialFailure as // some paths succeeded, preventing retry. - if let Err(PaymentSendFailure::PartialFailure(results)) = nodes[0].node.send_payment(&route, payment_hash, &Some(payment_secret)) { + if let Err(PaymentSendFailure::PartialFailure { results, ..}) = nodes[0].node.send_payment(&route, payment_hash, &Some(payment_secret)) { assert_eq!(results.len(), 2); if let Ok(()) = results[0] {} else { panic!(); } if let Err(APIError::MonitorUpdateFailed) = results[1] {} else { panic!(); } @@ -1965,8 +1965,8 @@ fn test_path_paused_mpp() { // And check that, after we successfully update the monitor for chan_2 we can pass the second // HTLC along to nodes[3] and claim the whole payment back to nodes[0]. - let (outpoint, latest_update) = nodes[0].chain_monitor.latest_monitor_update_id.lock().unwrap().get(&chan_2_id).unwrap().clone(); - nodes[0].node.channel_monitor_updated(&outpoint, latest_update); + let (outpoint, latest_update, _) = nodes[0].chain_monitor.latest_monitor_update_id.lock().unwrap().get(&chan_2_id).unwrap().clone(); + nodes[0].chain_monitor.chain_monitor.force_channel_monitor_updated(outpoint, latest_update); let mut events = nodes[0].node.get_and_clear_pending_msg_events(); assert_eq!(events.len(), 1); pass_along_path(&nodes[0], &[&nodes[2], &nodes[3]], 200_000, payment_hash.clone(), Some(payment_secret), events.pop().unwrap(), true, None); @@ -2301,8 +2301,8 @@ fn do_channel_holding_cell_serialize(disconnect: bool, reload_a: bool) { // If we finish updating the monitor, we should free the holding cell right away (this did // not occur prior to #756). chanmon_cfgs[0].persister.set_update_ret(Ok(())); - let (funding_txo, mon_id) = nodes[0].chain_monitor.latest_monitor_update_id.lock().unwrap().get(&chan_id).unwrap().clone(); - nodes[0].node.channel_monitor_updated(&funding_txo, mon_id); + let (funding_txo, mon_id, _) = nodes[0].chain_monitor.latest_monitor_update_id.lock().unwrap().get(&chan_id).unwrap().clone(); + nodes[0].chain_monitor.chain_monitor.force_channel_monitor_updated(funding_txo, mon_id); // New outbound messages should be generated immediately upon a call to // get_and_clear_pending_msg_events (but not before). @@ -2499,15 +2499,15 @@ fn test_temporary_error_during_shutdown() { chanmon_cfgs[0].persister.set_update_ret(Ok(())); chanmon_cfgs[1].persister.set_update_ret(Ok(())); - let (outpoint, latest_update) = nodes[0].chain_monitor.latest_monitor_update_id.lock().unwrap().get(&channel_id).unwrap().clone(); - nodes[0].node.channel_monitor_updated(&outpoint, latest_update); + let (outpoint, latest_update, _) = nodes[0].chain_monitor.latest_monitor_update_id.lock().unwrap().get(&channel_id).unwrap().clone(); + nodes[0].chain_monitor.chain_monitor.force_channel_monitor_updated(outpoint, latest_update); nodes[1].node.handle_closing_signed(&nodes[0].node.get_our_node_id(), &get_event_msg!(nodes[0], MessageSendEvent::SendClosingSigned, nodes[1].node.get_our_node_id())); assert!(nodes[1].node.get_and_clear_pending_msg_events().is_empty()); chanmon_cfgs[1].persister.set_update_ret(Ok(())); - let (outpoint, latest_update) = nodes[1].chain_monitor.latest_monitor_update_id.lock().unwrap().get(&channel_id).unwrap().clone(); - nodes[1].node.channel_monitor_updated(&outpoint, latest_update); + let (outpoint, latest_update, _) = nodes[1].chain_monitor.latest_monitor_update_id.lock().unwrap().get(&channel_id).unwrap().clone(); + nodes[1].chain_monitor.chain_monitor.force_channel_monitor_updated(outpoint, latest_update); nodes[0].node.handle_closing_signed(&nodes[1].node.get_our_node_id(), &get_event_msg!(nodes[1], MessageSendEvent::SendClosingSigned, nodes[0].node.get_our_node_id())); let (_, closing_signed_a) = get_closing_signed_broadcast!(nodes[0].node, nodes[1].node.get_our_node_id()); @@ -2586,7 +2586,7 @@ fn double_temp_error() { // `claim_funds` results in a ChannelMonitorUpdate. assert!(nodes[1].node.claim_funds(payment_preimage_1)); check_added_monitors!(nodes[1], 1); - let (funding_tx, latest_update_1) = nodes[1].chain_monitor.latest_monitor_update_id.lock().unwrap().get(&channel_id).unwrap().clone(); + let (funding_tx, latest_update_1, _) = nodes[1].chain_monitor.latest_monitor_update_id.lock().unwrap().get(&channel_id).unwrap().clone(); chanmon_cfgs[1].persister.set_update_ret(Err(ChannelMonitorUpdateErr::TemporaryFailure)); // Previously, this would've panicked due to a double-call to `Channel::monitor_update_failed`, @@ -2595,11 +2595,11 @@ fn double_temp_error() { check_added_monitors!(nodes[1], 1); chanmon_cfgs[1].persister.set_update_ret(Ok(())); - let (_, latest_update_2) = nodes[1].chain_monitor.latest_monitor_update_id.lock().unwrap().get(&channel_id).unwrap().clone(); - nodes[1].node.channel_monitor_updated(&funding_tx, latest_update_1); + let (_, latest_update_2, _) = nodes[1].chain_monitor.latest_monitor_update_id.lock().unwrap().get(&channel_id).unwrap().clone(); + nodes[1].chain_monitor.chain_monitor.force_channel_monitor_updated(funding_tx, latest_update_1); assert!(nodes[1].node.get_and_clear_pending_msg_events().is_empty()); check_added_monitors!(nodes[1], 0); - nodes[1].node.channel_monitor_updated(&funding_tx, latest_update_2); + nodes[1].chain_monitor.chain_monitor.force_channel_monitor_updated(funding_tx, latest_update_2); // Complete the first HTLC. let events = nodes[1].node.get_and_clear_pending_msg_events();