config: add max_funding_satoshis to enforce for inbound channels

[rust-lightning] / lightning / src / ln / onion_route_tests.rs

diff --git a/lightning/src/ln/onion_route_tests.rs b/lightning/src/ln/onion_route_tests.rs
index 87fb788446ce1f5b9d124957669274fe5fce7634..706fcb6c24d2057857992758a4750ac36bb70499 100644 (file)
--- a/lightning/src/ln/onion_route_tests.rs
+++ b/lightning/src/ln/onion_route_tests.rs
@@ -319,10 +319,10 @@ fn test_onion_failure() {
        let node_cfgs = create_node_cfgs(3, &chanmon_cfgs);
        let node_chanmgrs = create_node_chanmgrs(3, &node_cfgs, &[Some(config), Some(config), Some(node_2_cfg)]);
        let mut nodes = create_network(3, &node_cfgs, &node_chanmgrs);
+       let channels = [create_announced_chan_between_nodes(&nodes, 0, 1, InitFeatures::known(), InitFeatures::known()), create_announced_chan_between_nodes(&nodes, 1, 2, InitFeatures::known(), InitFeatures::known())];
        for node in nodes.iter() {
-               *node.keys_manager.override_session_priv.lock().unwrap() = Some([3; 32]);
+               *node.keys_manager.override_random_bytes.lock().unwrap() = Some([3; 32]);
        }
-       let channels = [create_announced_chan_between_nodes(&nodes, 0, 1, InitFeatures::known(), InitFeatures::known()), create_announced_chan_between_nodes(&nodes, 1, 2, InitFeatures::known(), InitFeatures::known())];
        let (route, payment_hash, _, payment_secret) = get_route_and_payment_hash!(nodes[0], nodes[2], 40000);
        // positive case
        send_payment(&nodes[0], &vec!(&nodes[1], &nodes[2])[..], 40000);
@@ -610,10 +610,11 @@ macro_rules! get_phantom_route {
                                        }
                ])]);
                let scorer = test_utils::TestScorer::with_penalty(0);
+               let network_graph = $nodes[0].network_graph.read_only();
                (get_route(
-                       &$nodes[0].node.get_our_node_id(), &payment_params, $nodes[0].network_graph,
+                       &$nodes[0].node.get_our_node_id(), &payment_params, &network_graph,
                        Some(&$nodes[0].node.list_usable_channels().iter().collect::<Vec<_>>()),
-                       $amt, TEST_FINAL_CLTV, $nodes[0].logger, &scorer
+                       $amt, TEST_FINAL_CLTV, $nodes[0].logger, &scorer, &[0u8; 32]
                ).unwrap(), phantom_route_hint.phantom_scid)
        }
 }}
@@ -693,7 +694,7 @@ fn test_phantom_invalid_onion_payload() {
 
        // We'll use the session priv later when constructing an invalid onion packet.
        let session_priv = [3; 32];
-       *nodes[0].keys_manager.override_session_priv.lock().unwrap() = Some(session_priv);
+       *nodes[0].keys_manager.override_random_bytes.lock().unwrap() = Some(session_priv);
        nodes[0].node.send_payment(&route, payment_hash.clone(), &Some(payment_secret)).unwrap();
        check_added_monitors!(nodes[0], 1);
        let update_0 = get_htlc_update_msgs!(nodes[0], nodes[1].node.get_our_node_id());
@@ -899,6 +900,49 @@ fn test_phantom_failure_too_low_recv_amt() {
        expect_payment_failed_conditions!(nodes[0], payment_hash, true, fail_conditions);
 }
 
+#[test]
+fn test_phantom_dust_exposure_failure() {
+       // Set the max dust exposure to the dust limit.
+       let max_dust_exposure = 546;
+       let mut receiver_config = UserConfig::default();
+       receiver_config.channel_options.max_dust_htlc_exposure_msat = max_dust_exposure;
+       receiver_config.channel_options.announced_channel = true;
+
+       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, Some(receiver_config)]);
+       let nodes = create_network(2, &node_cfgs, &node_chanmgrs);
+
+       let channel = create_announced_chan_between_nodes(&nodes, 0, 1, InitFeatures::known(), InitFeatures::known());
+
+       // Get the route with an amount exceeding the dust exposure threshold of nodes[1].
+       let (_, payment_hash, payment_secret) = get_payment_preimage_hash!(nodes[1], Some(max_dust_exposure + 1));
+       let (mut route, _) = get_phantom_route!(nodes, max_dust_exposure + 1, channel);
+
+       // Route the HTLC through to the destination.
+       nodes[0].node.send_payment(&route, payment_hash.clone(), &Some(payment_secret)).unwrap();
+       check_added_monitors!(nodes[0], 1);
+       let update_0 = get_htlc_update_msgs!(nodes[0], nodes[1].node.get_our_node_id());
+       let mut update_add = update_0.update_add_htlcs[0].clone();
+
+       nodes[1].node.handle_update_add_htlc(&nodes[0].node.get_our_node_id(), &update_add);
+       commitment_signed_dance!(nodes[1], nodes[0], &update_0.commitment_signed, false, true);
+
+       let update_1 = get_htlc_update_msgs!(nodes[1], nodes[0].node.get_our_node_id());
+       assert!(update_1.update_fail_htlcs.len() == 1);
+       let fail_msg = update_1.update_fail_htlcs[0].clone();
+       nodes[0].node.handle_update_fail_htlc(&nodes[1].node.get_our_node_id(), &fail_msg);
+       commitment_signed_dance!(nodes[0], nodes[1], update_1.commitment_signed, false);
+
+       // Ensure the payment fails with the expected error.
+       let mut error_data = channel.1.encode_with_len();
+       let mut fail_conditions = PaymentFailedConditions::new()
+               .blamed_scid(channel.0.contents.short_channel_id)
+               .blamed_chan_closed(false)
+               .expected_htlc_error_data(0x1000 | 7, &error_data);
+               expect_payment_failed_conditions!(nodes[0], payment_hash, false, fail_conditions);
+}
+
 #[test]
 fn test_phantom_failure_reject_payment() {
        // Test that the user can successfully fail back a phantom node payment.
@@ -949,4 +993,3 @@ fn test_phantom_failure_reject_payment() {
                .expected_htlc_error_data(0x4000 | 15, &error_data);
        expect_payment_failed_conditions!(nodes[0], payment_hash, true, fail_conditions);
 }
-