X-Git-Url: http://git.bitcoin.ninja/index.cgi?a=blobdiff_plain;f=src%2Fln%2Fchanmon_update_fail_tests.rs;h=137d983465e339e43c7401562db38ee0f9eff932;hb=8ba352952242421041cef4019d0bf2172e712986;hp=322ec7d8c0eb9605f199fcdfdac7b7cfbc9a8dd8;hpb=8470e60415eceecf9abcb518130f08bb06b91640;p=rust-lightning diff --git a/src/ln/chanmon_update_fail_tests.rs b/src/ln/chanmon_update_fail_tests.rs index 322ec7d8..137d9834 100644 --- a/src/ln/chanmon_update_fail_tests.rs +++ b/src/ln/chanmon_update_fail_tests.rs @@ -6,7 +6,7 @@ use ln::channelmanager::{RAACommitmentOrder, PaymentPreimage, PaymentHash}; use ln::channelmonitor::ChannelMonitorUpdateErr; use ln::msgs; -use ln::msgs::ChannelMessageHandler; +use ln::msgs::{ChannelMessageHandler, LocalFeatures, RoutingMessageHandler}; use util::events::{Event, EventsProvider, MessageSendEvent, MessageSendEventsProvider}; use util::errors::APIError; @@ -18,8 +18,8 @@ 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); - create_announced_chan_between_nodes(&nodes, 0, 1); + 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]); @@ -48,8 +48,8 @@ fn test_simple_monitor_permanent_update_fail() { 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); - create_announced_chan_between_nodes(&nodes, 0, 1); + 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]); @@ -147,8 +147,8 @@ fn do_test_monitor_temporary_update_fail(disconnect_count: usize) { // * 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); - create_announced_chan_between_nodes(&nodes, 0, 1); + 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); @@ -473,8 +473,8 @@ fn test_monitor_temporary_update_fail_c() { #[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); - create_announced_chan_between_nodes(&nodes, 0, 1); + 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]); @@ -552,8 +552,8 @@ 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); - create_announced_chan_between_nodes(&nodes, 0, 1); + 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]); @@ -594,8 +594,8 @@ fn test_monitor_update_fail_no_rebroadcast() { 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); - create_announced_chan_between_nodes(&nodes, 0, 1); + 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); @@ -661,9 +661,9 @@ fn test_monitor_update_raa_while_paused() { 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); - create_announced_chan_between_nodes(&nodes, 0, 1); - let chan_2 = create_announced_chan_between_nodes(&nodes, 1, 2); + 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); @@ -914,9 +914,9 @@ 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); - create_announced_chan_between_nodes(&nodes, 0, 1); - create_announced_chan_between_nodes(&nodes, 1, 2); + 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); @@ -992,8 +992,8 @@ fn raa_no_response_awaiting_raa_state() { // 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); - create_announced_chan_between_nodes(&nodes, 0, 1); + 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]); @@ -1105,8 +1105,8 @@ fn claim_while_disconnected_monitor_update_fail() { // 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); - create_announced_chan_between_nodes(&nodes, 0, 1); + 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); @@ -1220,8 +1220,8 @@ fn monitor_failed_no_reestablish_response() { // 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); - create_announced_chan_between_nodes(&nodes, 0, 1); + 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). @@ -1286,8 +1286,8 @@ fn first_message_on_recv_ordering() { // 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); - create_announced_chan_between_nodes(&nodes, 0, 1); + 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. @@ -1371,9 +1371,9 @@ fn test_monitor_update_fail_claim() { // 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); - let chan_1 = create_announced_chan_between_nodes(&nodes, 0, 1); - create_announced_chan_between_nodes(&nodes, 1, 2); + 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); @@ -1441,9 +1441,9 @@ fn test_monitor_update_on_pending_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); - create_announced_chan_between_nodes(&nodes, 0, 1); - create_announced_chan_between_nodes(&nodes, 1, 2); + 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); @@ -1505,8 +1505,8 @@ fn monitor_update_claim_fail_no_response() { // 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); - create_announced_chan_between_nodes(&nodes, 0, 1); + 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); @@ -1553,3 +1553,132 @@ fn monitor_update_claim_fail_no_response() { claim_payment(&nodes[0], &[&nodes[1]], payment_preimage_2); } + +// 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::HandleError { err, action: Some(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); + 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); +}