use crate::chain::transaction::OutPoint;
use crate::chain::keysinterface::KeysInterface;
use crate::ln::channel::EXPIRE_PREV_CONFIG_TICKS;
-use crate::ln::channelmanager::{self, BREAKDOWN_TIMEOUT, ChannelManager, ChannelManagerReadArgs, MPP_TIMEOUT_TICKS, MIN_CLTV_EXPIRY_DELTA, PaymentId, PaymentSendFailure};
+use crate::ln::channelmanager::{self, BREAKDOWN_TIMEOUT, ChannelManager, ChannelManagerReadArgs, MPP_TIMEOUT_TICKS, MIN_CLTV_EXPIRY_DELTA, PaymentId, PaymentSendFailure, IDEMPOTENCY_TIMEOUT_TICKS};
use crate::ln::msgs;
use crate::ln::msgs::ChannelMessageHandler;
use crate::routing::router::{PaymentParameters, get_route};
let node_chanmgrs = create_node_chanmgrs(3, &node_cfgs, &[None, None, None]);
let persister: test_utils::TestPersister;
let new_chain_monitor: test_utils::TestChainMonitor;
- let nodes_0_deserialized: ChannelManager<EnforcingSigner, &test_utils::TestChainMonitor, &test_utils::TestBroadcaster, &test_utils::TestKeysInterface, &test_utils::TestFeeEstimator, &test_utils::TestLogger>;
+ let nodes_0_deserialized: ChannelManager<&test_utils::TestChainMonitor, &test_utils::TestBroadcaster, &test_utils::TestKeysInterface, &test_utils::TestFeeEstimator, &test_utils::TestLogger>;
let mut nodes = create_network(3, &node_cfgs, &node_chanmgrs);
let chan_id = create_announced_chan_between_nodes(&nodes, 0, 1, channelmanager::provided_init_features(), channelmanager::provided_init_features()).2;
let (_, nodes_0_deserialized_tmp) = {
let mut channel_monitors = HashMap::new();
channel_monitors.insert(chan_0_monitor.get_funding_txo().0, &mut chan_0_monitor);
- <(BlockHash, ChannelManager<EnforcingSigner, &test_utils::TestChainMonitor, &test_utils::TestBroadcaster, &test_utils::TestKeysInterface, &test_utils::TestFeeEstimator, &test_utils::TestLogger>)>::read(&mut nodes_0_read, ChannelManagerReadArgs {
+ <(BlockHash, ChannelManager<&test_utils::TestChainMonitor, &test_utils::TestBroadcaster, &test_utils::TestKeysInterface, &test_utils::TestFeeEstimator, &test_utils::TestLogger>)>::read(&mut nodes_0_read, ChannelManagerReadArgs {
default_config: test_default_channel_config(),
keys_manager,
fee_estimator: node_cfgs[0].fee_estimator,
nodes[1].node.handle_update_fulfill_htlc(&nodes[2].node.get_our_node_id(), &htlc_fulfill_updates.update_fulfill_htlcs[0]);
check_added_monitors!(nodes[1], 1);
commitment_signed_dance!(nodes[1], nodes[2], htlc_fulfill_updates.commitment_signed, false);
+ expect_payment_forwarded!(nodes[1], nodes[0], nodes[2], None, false, false);
if confirm_before_reload {
let best_block = nodes[0].blocks.lock().unwrap().last().unwrap().clone();
let bs_htlc_claim_txn = nodes[1].tx_broadcaster.txn_broadcasted.lock().unwrap().split_off(0);
assert_eq!(bs_htlc_claim_txn.len(), 1);
check_spends!(bs_htlc_claim_txn[0], as_commitment_tx);
- expect_payment_forwarded!(nodes[1], nodes[0], nodes[2], None, false, false);
if !confirm_before_reload {
mine_transaction(&nodes[0], &as_commitment_tx);
let first_persister: test_utils::TestPersister;
let first_new_chain_monitor: test_utils::TestChainMonitor;
- let first_nodes_0_deserialized: ChannelManager<EnforcingSigner, &test_utils::TestChainMonitor, &test_utils::TestBroadcaster, &test_utils::TestKeysInterface, &test_utils::TestFeeEstimator, &test_utils::TestLogger>;
+ let first_nodes_0_deserialized: ChannelManager<&test_utils::TestChainMonitor, &test_utils::TestBroadcaster, &test_utils::TestKeysInterface, &test_utils::TestFeeEstimator, &test_utils::TestLogger>;
let second_persister: test_utils::TestPersister;
let second_new_chain_monitor: test_utils::TestChainMonitor;
- let second_nodes_0_deserialized: ChannelManager<EnforcingSigner, &test_utils::TestChainMonitor, &test_utils::TestBroadcaster, &test_utils::TestKeysInterface, &test_utils::TestFeeEstimator, &test_utils::TestLogger>;
+ let second_nodes_0_deserialized: ChannelManager<&test_utils::TestChainMonitor, &test_utils::TestBroadcaster, &test_utils::TestKeysInterface, &test_utils::TestFeeEstimator, &test_utils::TestLogger>;
let third_persister: test_utils::TestPersister;
let third_new_chain_monitor: test_utils::TestChainMonitor;
- let third_nodes_0_deserialized: ChannelManager<EnforcingSigner, &test_utils::TestChainMonitor, &test_utils::TestBroadcaster, &test_utils::TestKeysInterface, &test_utils::TestFeeEstimator, &test_utils::TestLogger>;
+ let third_nodes_0_deserialized: ChannelManager<&test_utils::TestChainMonitor, &test_utils::TestBroadcaster, &test_utils::TestKeysInterface, &test_utils::TestFeeEstimator, &test_utils::TestLogger>;
let mut nodes = create_network(3, &node_cfgs, &node_chanmgrs);
let mut nodes_0_read = &nodes_0_serialized[..];
let (_, nodes_0_deserialized_tmp) = {
- <(BlockHash, ChannelManager<EnforcingSigner, &test_utils::TestChainMonitor, &test_utils::TestBroadcaster, &test_utils::TestKeysInterface, &test_utils::TestFeeEstimator, &test_utils::TestLogger>)>::read(&mut nodes_0_read, ChannelManagerReadArgs {
+ <(BlockHash, ChannelManager<&test_utils::TestChainMonitor, &test_utils::TestBroadcaster, &test_utils::TestKeysInterface, &test_utils::TestFeeEstimator, &test_utils::TestLogger>)>::read(&mut nodes_0_read, ChannelManagerReadArgs {
default_config: test_default_channel_config(),
keys_manager,
fee_estimator: node_cfgs[0].fee_estimator,
let node_chanmgrs = create_node_chanmgrs(2, &node_cfgs, &[None, None]);
let persister: test_utils::TestPersister;
let new_chain_monitor: test_utils::TestChainMonitor;
- let nodes_0_deserialized: ChannelManager<EnforcingSigner, &test_utils::TestChainMonitor, &test_utils::TestBroadcaster, &test_utils::TestKeysInterface, &test_utils::TestFeeEstimator, &test_utils::TestLogger>;
+ let nodes_0_deserialized: ChannelManager<&test_utils::TestChainMonitor, &test_utils::TestBroadcaster, &test_utils::TestKeysInterface, &test_utils::TestFeeEstimator, &test_utils::TestLogger>;
let mut nodes = create_network(2, &node_cfgs, &node_chanmgrs);
let (_, _, chan_id, funding_tx) = create_announced_chan_between_nodes(&nodes, 0, 1, channelmanager::provided_init_features(), channelmanager::provided_init_features());
let (_, nodes_0_deserialized_tmp) = {
let mut channel_monitors = HashMap::new();
channel_monitors.insert(chan_0_monitor.get_funding_txo().0, &mut chan_0_monitor);
- <(BlockHash, ChannelManager<EnforcingSigner, &test_utils::TestChainMonitor, &test_utils::TestBroadcaster, &test_utils::TestKeysInterface, &test_utils::TestFeeEstimator, &test_utils::TestLogger>)>
+ <(BlockHash, ChannelManager<&test_utils::TestChainMonitor, &test_utils::TestBroadcaster, &test_utils::TestKeysInterface, &test_utils::TestFeeEstimator, &test_utils::TestLogger>)>
::read(&mut io::Cursor::new(&chan_manager_serialized.0[..]), ChannelManagerReadArgs {
default_config: Default::default(),
keys_manager,
let node_chanmgrs = create_node_chanmgrs(2, &node_cfgs, &[None, None]);
let persister: test_utils::TestPersister;
let new_chain_monitor: test_utils::TestChainMonitor;
- let nodes_1_deserialized: ChannelManager<EnforcingSigner, &test_utils::TestChainMonitor, &test_utils::TestBroadcaster, &test_utils::TestKeysInterface, &test_utils::TestFeeEstimator, &test_utils::TestLogger>;
+ let nodes_1_deserialized: ChannelManager<&test_utils::TestChainMonitor, &test_utils::TestBroadcaster, &test_utils::TestKeysInterface, &test_utils::TestFeeEstimator, &test_utils::TestLogger>;
let mut nodes = create_network(2, &node_cfgs, &node_chanmgrs);
let chan_id = create_announced_chan_between_nodes(&nodes, 0, 1, channelmanager::provided_init_features(), channelmanager::provided_init_features()).2;
let (_, nodes_1_deserialized_tmp) = {
let mut channel_monitors = HashMap::new();
channel_monitors.insert(chan_0_monitor.get_funding_txo().0, &mut chan_0_monitor);
- <(BlockHash, ChannelManager<EnforcingSigner, &test_utils::TestChainMonitor, &test_utils::TestBroadcaster, &test_utils::TestKeysInterface, &test_utils::TestFeeEstimator, &test_utils::TestLogger>)>
+ <(BlockHash, ChannelManager<&test_utils::TestChainMonitor, &test_utils::TestBroadcaster, &test_utils::TestKeysInterface, &test_utils::TestFeeEstimator, &test_utils::TestLogger>)>
::read(&mut io::Cursor::new(&chan_manager_serialized.0[..]), ChannelManagerReadArgs {
default_config: Default::default(),
keys_manager,
}
assert!(found_probe_failed);
}
+
+#[test]
+fn claimed_send_payment_idempotent() {
+ // Tests that `send_payment` (and friends) are (reasonably) idempotent.
+ 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 nodes = create_network(2, &node_cfgs, &node_chanmgrs);
+
+ create_announced_chan_between_nodes(&nodes, 0, 1, channelmanager::provided_init_features(), channelmanager::provided_init_features()).2;
+
+ let (route, second_payment_hash, second_payment_preimage, second_payment_secret) = get_route_and_payment_hash!(nodes[0], nodes[1], 100_000);
+ let (first_payment_preimage, _, _, payment_id) = send_along_route(&nodes[0], route.clone(), &[&nodes[1]], 100_000);
+
+ macro_rules! check_send_rejected {
+ () => {
+ // If we try to resend a new payment with a different payment_hash but with the same
+ // payment_id, it should be rejected.
+ let send_result = nodes[0].node.send_payment(&route, second_payment_hash, &Some(second_payment_secret), payment_id);
+ match send_result {
+ Err(PaymentSendFailure::ParameterError(APIError::RouteError { err: "Payment already in progress" })) => {},
+ _ => panic!("Unexpected send result: {:?}", send_result),
+ }
+
+ // Further, if we try to send a spontaneous payment with the same payment_id it should
+ // also be rejected.
+ let send_result = nodes[0].node.send_spontaneous_payment(&route, None, payment_id);
+ match send_result {
+ Err(PaymentSendFailure::ParameterError(APIError::RouteError { err: "Payment already in progress" })) => {},
+ _ => panic!("Unexpected send result: {:?}", send_result),
+ }
+ }
+ }
+
+ check_send_rejected!();
+
+ // Claim the payment backwards, but note that the PaymentSent event is still pending and has
+ // not been seen by the user. At this point, from the user perspective nothing has changed, so
+ // we must remain just as idempotent as we were before.
+ do_claim_payment_along_route(&nodes[0], &[&[&nodes[1]]], false, first_payment_preimage);
+
+ for _ in 0..=IDEMPOTENCY_TIMEOUT_TICKS {
+ nodes[0].node.timer_tick_occurred();
+ }
+
+ check_send_rejected!();
+
+ // Once the user sees and handles the `PaymentSent` event, we expect them to no longer call
+ // `send_payment`, and our idempotency guarantees are off - they should have atomically marked
+ // the payment complete. However, they could have called `send_payment` while the event was
+ // being processed, leading to a race in our idempotency guarantees. Thus, even immediately
+ // after the event is handled a duplicate payment should sitll be rejected.
+ expect_payment_sent!(&nodes[0], first_payment_preimage, Some(0));
+ check_send_rejected!();
+
+ // If relatively little time has passed, a duplicate payment should still fail.
+ nodes[0].node.timer_tick_occurred();
+ check_send_rejected!();
+
+ // However, after some time has passed (at least more than the one timer tick above), a
+ // duplicate payment should go through, as ChannelManager should no longer have any remaining
+ // references to the old payment data.
+ for _ in 0..IDEMPOTENCY_TIMEOUT_TICKS {
+ nodes[0].node.timer_tick_occurred();
+ }
+
+ nodes[0].node.send_payment(&route, second_payment_hash, &Some(second_payment_secret), payment_id).unwrap();
+ check_added_monitors!(nodes[0], 1);
+ pass_along_route(&nodes[0], &[&[&nodes[1]]], 100_000, second_payment_hash, second_payment_secret);
+ claim_payment(&nodes[0], &[&nodes[1]], second_payment_preimage);
+}
+
+#[test]
+fn abandoned_send_payment_idempotent() {
+ // Tests that `send_payment` (and friends) allow duplicate PaymentIds immediately after
+ // abandon_payment.
+ 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 nodes = create_network(2, &node_cfgs, &node_chanmgrs);
+
+ create_announced_chan_between_nodes(&nodes, 0, 1, channelmanager::provided_init_features(), channelmanager::provided_init_features()).2;
+
+ let (route, second_payment_hash, second_payment_preimage, second_payment_secret) = get_route_and_payment_hash!(nodes[0], nodes[1], 100_000);
+ let (_, first_payment_hash, _, payment_id) = send_along_route(&nodes[0], route.clone(), &[&nodes[1]], 100_000);
+
+ macro_rules! check_send_rejected {
+ () => {
+ // If we try to resend a new payment with a different payment_hash but with the same
+ // payment_id, it should be rejected.
+ let send_result = nodes[0].node.send_payment(&route, second_payment_hash, &Some(second_payment_secret), payment_id);
+ match send_result {
+ Err(PaymentSendFailure::ParameterError(APIError::RouteError { err: "Payment already in progress" })) => {},
+ _ => panic!("Unexpected send result: {:?}", send_result),
+ }
+
+ // Further, if we try to send a spontaneous payment with the same payment_id it should
+ // also be rejected.
+ let send_result = nodes[0].node.send_spontaneous_payment(&route, None, payment_id);
+ match send_result {
+ Err(PaymentSendFailure::ParameterError(APIError::RouteError { err: "Payment already in progress" })) => {},
+ _ => panic!("Unexpected send result: {:?}", send_result),
+ }
+ }
+ }
+
+ check_send_rejected!();
+
+ nodes[1].node.fail_htlc_backwards(&first_payment_hash);
+ expect_pending_htlcs_forwardable_and_htlc_handling_failed!(nodes[1], [HTLCDestination::FailedPayment { payment_hash: first_payment_hash }]);
+
+ pass_failed_payment_back_no_abandon(&nodes[0], &[&[&nodes[1]]], false, first_payment_hash);
+ check_send_rejected!();
+
+ // Until we abandon the payment, no matter how many timer ticks pass, we still cannot reuse the
+ // PaymentId.
+ for _ in 0..=IDEMPOTENCY_TIMEOUT_TICKS {
+ nodes[0].node.timer_tick_occurred();
+ }
+ check_send_rejected!();
+
+ nodes[0].node.abandon_payment(payment_id);
+ get_event!(nodes[0], Event::PaymentFailed);
+
+ // However, we can reuse the PaymentId immediately after we `abandon_payment`.
+ nodes[0].node.send_payment(&route, second_payment_hash, &Some(second_payment_secret), payment_id).unwrap();
+ check_added_monitors!(nodes[0], 1);
+ pass_along_route(&nodes[0], &[&[&nodes[1]]], 100_000, second_payment_hash, second_payment_secret);
+ claim_payment(&nodes[0], &[&nodes[1]], second_payment_preimage);
+}