ChannelManager: add HTLCForwardInfo variant for blinded non-intro htlcs
[rust-lightning] / lightning / src / ln / functional_tests.rs
index 8e78f48e68561ecb8a861b14ae07866a76b2ff8b..fee3a3b399475d885ee1ac7996f9f246c771eb81 100644 (file)
@@ -17,7 +17,7 @@ use crate::chain::chaininterface::LowerBoundedFeeEstimator;
 use crate::chain::channelmonitor;
 use crate::chain::channelmonitor::{CLOSED_CHANNEL_UPDATE_ID, CLTV_CLAIM_BUFFER, LATENCY_GRACE_PERIOD_BLOCKS, ANTI_REORG_DELAY};
 use crate::chain::transaction::OutPoint;
-use crate::sign::{EcdsaChannelSigner, EntropySource, SignerProvider};
+use crate::sign::{ecdsa::EcdsaChannelSigner, EntropySource, SignerProvider};
 use crate::events::{Event, MessageSendEvent, MessageSendEventsProvider, PathFailure, PaymentPurpose, ClosureReason, HTLCDestination, PaymentFailureReason};
 use crate::ln::{ChannelId, PaymentPreimage, PaymentSecret, PaymentHash};
 use crate::ln::channel::{commitment_tx_base_weight, COMMITMENT_TX_WEIGHT_PER_HTLC, CONCURRENT_INBOUND_HTLC_FEE_BUFFER, FEE_SPIKE_BUFFER_FEE_INCREASE_MULTIPLE, MIN_AFFORDABLE_HTLC_COUNT, get_holder_selected_channel_reserve_satoshis, OutboundV1Channel, InboundV1Channel, COINBASE_MATURITY, ChannelPhase};
@@ -693,7 +693,7 @@ fn test_update_fee_that_funder_cannot_afford() {
                *feerate_lock += 4;
        }
        nodes[0].node.timer_tick_occurred();
-       nodes[0].logger.assert_log("lightning::ln::channel".to_string(), format!("Cannot afford to send new feerate at {}", feerate + 4), 1);
+       nodes[0].logger.assert_log("lightning::ln::channel", format!("Cannot afford to send new feerate at {}", feerate + 4), 1);
        check_added_monitors!(nodes[0], 0);
 
        const INITIAL_COMMITMENT_NUMBER: u64 = 281474976710654;
@@ -746,7 +746,7 @@ fn test_update_fee_that_funder_cannot_afford() {
                        &mut htlcs,
                        &local_chan.context.channel_transaction_parameters.as_counterparty_broadcastable()
                );
-               local_chan_signer.as_ecdsa().unwrap().sign_counterparty_commitment(&commitment_tx, Vec::new(), &secp_ctx).unwrap()
+               local_chan_signer.as_ecdsa().unwrap().sign_counterparty_commitment(&commitment_tx, Vec::new(), Vec::new(), &secp_ctx).unwrap()
        };
 
        let commit_signed_msg = msgs::CommitmentSigned {
@@ -768,7 +768,7 @@ fn test_update_fee_that_funder_cannot_afford() {
        //check to see if the funder, who sent the update_fee request, can afford the new fee (funder_balance >= fee+channel_reserve)
        //Should produce and error.
        nodes[1].node.handle_commitment_signed(&nodes[0].node.get_our_node_id(), &commit_signed_msg);
-       nodes[1].logger.assert_log("lightning::ln::channelmanager".to_string(), "Funding remote cannot afford proposed new fee".to_string(), 1);
+       nodes[1].logger.assert_log("lightning::ln::channelmanager", "Funding remote cannot afford proposed new fee".to_string(), 1);
        check_added_monitors!(nodes[1], 1);
        check_closed_broadcast!(nodes[1], true);
        check_closed_event!(nodes[1], 1, ClosureReason::ProcessingError { err: String::from("Funding remote cannot afford proposed new fee") },
@@ -1415,6 +1415,7 @@ fn test_fee_spike_violation_fails_htlc() {
                cltv_expiry: htlc_cltv,
                onion_routing_packet: onion_packet,
                skimmed_fee_msat: None,
+               blinding_point: None,
        };
 
        nodes[1].node.handle_update_add_htlc(&nodes[0].node.get_our_node_id(), &msg);
@@ -1493,7 +1494,7 @@ fn test_fee_spike_violation_fails_htlc() {
                        &mut vec![(accepted_htlc_info, ())],
                        &local_chan.context.channel_transaction_parameters.as_counterparty_broadcastable()
                );
-               local_chan_signer.as_ecdsa().unwrap().sign_counterparty_commitment(&commitment_tx, Vec::new(), &secp_ctx).unwrap()
+               local_chan_signer.as_ecdsa().unwrap().sign_counterparty_commitment(&commitment_tx, Vec::new(), Vec::new(), &secp_ctx).unwrap()
        };
 
        let commit_signed_msg = msgs::CommitmentSigned {
@@ -1528,7 +1529,7 @@ fn test_fee_spike_violation_fails_htlc() {
                },
                _ => panic!("Unexpected event"),
        };
-       nodes[1].logger.assert_log("lightning::ln::channel".to_string(),
+       nodes[1].logger.assert_log("lightning::ln::channel",
                format!("Attempting to fail HTLC due to fee spike buffer violation in channel {}. Rebalancing is required.", raa_msg.channel_id), 1);
 
        check_added_monitors!(nodes[1], 2);
@@ -1611,11 +1612,12 @@ fn test_chan_reserve_violation_inbound_htlc_outbound_channel() {
                cltv_expiry: htlc_cltv,
                onion_routing_packet: onion_packet,
                skimmed_fee_msat: None,
+               blinding_point: None,
        };
 
        nodes[0].node.handle_update_add_htlc(&nodes[1].node.get_our_node_id(), &msg);
        // Check that the payment failed and the channel is closed in response to the malicious UpdateAdd.
-       nodes[0].logger.assert_log("lightning::ln::channelmanager".to_string(), "Cannot accept HTLC that would put our balance under counterparty-announced channel reserve value".to_string(), 1);
+       nodes[0].logger.assert_log("lightning::ln::channelmanager", "Cannot accept HTLC that would put our balance under counterparty-announced channel reserve value".to_string(), 1);
        assert_eq!(nodes[0].node.list_channels().len(), 0);
        let err_msg = check_closed_broadcast!(nodes[0], true).unwrap();
        assert_eq!(err_msg.data, "Cannot accept HTLC that would put our balance under counterparty-announced channel reserve value");
@@ -1789,11 +1791,12 @@ fn test_chan_reserve_violation_inbound_htlc_inbound_chan() {
                cltv_expiry: htlc_cltv,
                onion_routing_packet: onion_packet,
                skimmed_fee_msat: None,
+               blinding_point: None,
        };
 
        nodes[1].node.handle_update_add_htlc(&nodes[0].node.get_our_node_id(), &msg);
        // Check that the payment failed and the channel is closed in response to the malicious UpdateAdd.
-       nodes[1].logger.assert_log("lightning::ln::channelmanager".to_string(), "Remote HTLC add would put them under remote reserve value".to_string(), 1);
+       nodes[1].logger.assert_log("lightning::ln::channelmanager", "Remote HTLC add would put them under remote reserve value".to_string(), 1);
        assert_eq!(nodes[1].node.list_channels().len(), 1);
        let err_msg = check_closed_broadcast!(nodes[1], true).unwrap();
        assert_eq!(err_msg.data, "Remote HTLC add would put them under remote reserve value");
@@ -2590,8 +2593,8 @@ fn do_test_forming_justice_tx_from_monitor_updates(broadcast_initial_commitment:
        // that a revoked commitment transaction is broadcasted
        // (Similar to `revoked_output_claim` test but we get the justice tx + broadcast manually)
        let chanmon_cfgs = create_chanmon_cfgs(2);
-       let destination_script0 = chanmon_cfgs[0].keys_manager.get_destination_script().unwrap();
-       let destination_script1 = chanmon_cfgs[1].keys_manager.get_destination_script().unwrap();
+       let destination_script0 = chanmon_cfgs[0].keys_manager.get_destination_script([0; 32]).unwrap();
+       let destination_script1 = chanmon_cfgs[1].keys_manager.get_destination_script([0; 32]).unwrap();
        let persisters = vec![WatchtowerPersister::new(destination_script0),
                WatchtowerPersister::new(destination_script1)];
        let node_cfgs = create_node_cfgs_with_persisters(2, &chanmon_cfgs, persisters.iter().collect());
@@ -3510,6 +3513,7 @@ fn fail_backward_pending_htlc_upon_channel_failure() {
                        cltv_expiry,
                        onion_routing_packet,
                        skimmed_fee_msat: None,
+                       blinding_point: None,
                };
                nodes[0].node.handle_update_add_htlc(&nodes[1].node.get_our_node_id(), &update_add_htlc);
        }
@@ -5926,7 +5930,7 @@ fn test_fail_holding_cell_htlc_upon_free() {
        // us to surface its failure to the user.
        chan_stat = get_channel_value_stat!(nodes[0], nodes[1], chan.2);
        assert_eq!(chan_stat.holding_cell_outbound_amount_msat, 0);
-       nodes[0].logger.assert_log("lightning::ln::channel".to_string(), format!("Freeing holding cell with 1 HTLC updates in channel {}", chan.2), 1);
+       nodes[0].logger.assert_log("lightning::ln::channel", format!("Freeing holding cell with 1 HTLC updates in channel {}", chan.2), 1);
 
        // Check that the payment failed to be sent out.
        let events = nodes[0].node.get_and_clear_pending_events();
@@ -6014,7 +6018,7 @@ fn test_free_and_fail_holding_cell_htlcs() {
        // to surface its failure to the user. The first payment should succeed.
        chan_stat = get_channel_value_stat!(nodes[0], nodes[1], chan.2);
        assert_eq!(chan_stat.holding_cell_outbound_amount_msat, 0);
-       nodes[0].logger.assert_log("lightning::ln::channel".to_string(), format!("Freeing holding cell with 2 HTLC updates in channel {}", chan.2), 1);
+       nodes[0].logger.assert_log("lightning::ln::channel", format!("Freeing holding cell with 2 HTLC updates in channel {}", chan.2), 1);
 
        // Check that the second payment failed to be sent out.
        let events = nodes[0].node.get_and_clear_pending_events();
@@ -6205,6 +6209,30 @@ fn test_fail_holding_cell_htlc_upon_free_multihop() {
        check_added_monitors!(nodes[0], 1);
 }
 
+#[test]
+fn test_payment_route_reaching_same_channel_twice() {
+       //A route should not go through the same channel twice
+       //It is enforced when constructing a route.
+       let chanmon_cfgs = create_chanmon_cfgs(2);
+       let node_cfgs = create_node_cfgs(2, &chanmon_cfgs);
+       let node_chanmgrs = create_node_chanmgrs(2, &node_cfgs, &[None, None]);
+       let mut nodes = create_network(2, &node_cfgs, &node_chanmgrs);
+       let _chan = create_announced_chan_between_nodes_with_value(&nodes, 0, 1, 1000000, 0);
+
+       let payment_params = PaymentParameters::from_node_id(nodes[1].node.get_our_node_id(), 0)
+               .with_bolt11_features(nodes[1].node.bolt11_invoice_features()).unwrap();
+       let (mut route, our_payment_hash, _, our_payment_secret) = get_route_and_payment_hash!(nodes[0], nodes[1], payment_params, 100000000);
+
+       // Extend the path by itself, essentially simulating route going through same channel twice
+       let cloned_hops = route.paths[0].hops.clone();
+       route.paths[0].hops.extend_from_slice(&cloned_hops);
+
+       unwrap_send_err!(nodes[0].node.send_payment_with_route(&route, our_payment_hash,
+               RecipientOnionFields::secret_only(our_payment_secret), PaymentId(our_payment_hash.0)
+       ), false, APIError::InvalidRoute { ref err },
+       assert_eq!(err, &"Path went through the same channel twice"));
+}
+
 // BOLT 2 Requirements for the Sender when constructing and sending an update_add_htlc message.
 // BOLT 2 Requirement: MUST NOT offer amount_msat it cannot pay for in the remote commitment transaction at the current feerate_per_kw (see "Updating Fees") while maintaining its channel reserve.
 //TODO: I don't believe this is explicitly enforced when sending an HTLC but as the Fee aspect of the BOLT specs is in flux leaving this as a TODO.
@@ -6264,7 +6292,7 @@ fn test_update_add_htlc_bolt2_receiver_zero_value_msat() {
        updates.update_add_htlcs[0].amount_msat = 0;
 
        nodes[1].node.handle_update_add_htlc(&nodes[0].node.get_our_node_id(), &updates.update_add_htlcs[0]);
-       nodes[1].logger.assert_log("lightning::ln::channelmanager".to_string(), "Remote side tried to send a 0-msat HTLC".to_string(), 1);
+       nodes[1].logger.assert_log("lightning::ln::channelmanager", "Remote side tried to send a 0-msat HTLC".to_string(), 1);
        check_closed_broadcast!(nodes[1], true).unwrap();
        check_added_monitors!(nodes[1], 1);
        check_closed_event!(nodes[1], 1, ClosureReason::ProcessingError { err: "Remote side tried to send a 0-msat HTLC".to_string() },
@@ -6457,6 +6485,7 @@ fn test_update_add_htlc_bolt2_receiver_check_max_htlc_limit() {
                cltv_expiry: htlc_cltv,
                onion_routing_packet: onion_packet.clone(),
                skimmed_fee_msat: None,
+               blinding_point: None,
        };
 
        for i in 0..50 {
@@ -9030,7 +9059,7 @@ fn test_duplicate_chan_id() {
        nodes[0].node.handle_accept_channel(&nodes[1].node.get_our_node_id(), &get_event_msg!(nodes[1], MessageSendEvent::SendAcceptChannel, nodes[0].node.get_our_node_id()));
        create_funding_transaction(&nodes[0], &nodes[1].node.get_our_node_id(), 100000, 42); // Get and check the FundingGenerationReady event
 
-       let (_, funding_created) = {
+       let funding_created = {
                let per_peer_state = nodes[0].node.per_peer_state.read().unwrap();
                let mut a_peer_state = per_peer_state.get(&nodes[1].node.get_our_node_id()).unwrap().lock().unwrap();
                // Once we call `get_funding_created` the channel has a duplicate channel_id as
@@ -9038,7 +9067,7 @@ fn test_duplicate_chan_id() {
                // try to create another channel. Instead, we drop the channel entirely here (leaving the
                // channelmanager in a possibly nonsense state instead).
                match a_peer_state.channel_by_id.remove(&open_chan_2_msg.temporary_channel_id).unwrap() {
-                       ChannelPhase::UnfundedOutboundV1(chan) => {
+                       ChannelPhase::UnfundedOutboundV1(mut chan) => {
                                let logger = test_utils::TestLogger::new();
                                chan.get_funding_created(tx.clone(), funding_outpoint, false, &&logger).map_err(|_| ()).unwrap()
                        },
@@ -9814,10 +9843,10 @@ fn do_test_max_dust_htlc_exposure(dust_outbound_balance: bool, exposure_breach_e
                        // Outbound dust balance: 6399 sats
                        let dust_inbound_overflow = dust_inbound_htlc_on_holder_tx_msat * (dust_inbound_htlc_on_holder_tx + 1);
                        let dust_outbound_overflow = dust_outbound_htlc_on_holder_tx_msat * dust_outbound_htlc_on_holder_tx + dust_inbound_htlc_on_holder_tx_msat;
-                       nodes[0].logger.assert_log("lightning::ln::channel".to_string(), format!("Cannot accept value that would put our exposure to dust HTLCs at {} over the limit {} on holder commitment tx", if dust_outbound_balance { dust_outbound_overflow } else { dust_inbound_overflow }, max_dust_htlc_exposure_msat), 1);
+                       nodes[0].logger.assert_log("lightning::ln::channel", format!("Cannot accept value that would put our exposure to dust HTLCs at {} over the limit {} on holder commitment tx", if dust_outbound_balance { dust_outbound_overflow } else { dust_inbound_overflow }, max_dust_htlc_exposure_msat), 1);
                } else {
                        // Outbound dust balance: 5200 sats
-                       nodes[0].logger.assert_log("lightning::ln::channel".to_string(),
+                       nodes[0].logger.assert_log("lightning::ln::channel",
                                format!("Cannot accept value that would put our exposure to dust HTLCs at {} over the limit {} on counterparty commitment tx",
                                        dust_htlc_on_counterparty_tx_msat * (dust_htlc_on_counterparty_tx - 1) + dust_htlc_on_counterparty_tx_msat + 4,
                                        max_dust_htlc_exposure_msat), 1);