}
nodes[0].node.handle_accept_channel(&nodes[1].node.get_our_node_id(), channelmanager::provided_init_features(), &accept_channel_message);
{
- let mut lock;
- let mut chan = get_channel_ref!(if send_from_initiator { &nodes[1] } else { &nodes[0] }, lock, temp_channel_id);
+ let sender_node = if send_from_initiator { &nodes[1] } else { &nodes[0] };
+ let counterparty_node = if send_from_initiator { &nodes[0] } else { &nodes[1] };
+ let mut sender_node_per_peer_lock;
+ let mut sender_node_peer_state_lock;
+ let mut chan = get_channel_ref!(sender_node, counterparty_node, sender_node_per_peer_lock, sender_node_peer_state_lock, temp_channel_id);
chan.holder_selected_channel_reserve_satoshis = 0;
chan.holder_max_htlc_value_in_flight_msat = 100_000_000;
}
// Get the EnforcingSigner for each channel, which will be used to (1) get the keys
// needed to sign the new commitment tx and (2) sign the new commitment tx.
let (local_revocation_basepoint, local_htlc_basepoint, local_funding) = {
- let chan_lock = nodes[0].node.channel_state.lock().unwrap();
- let local_chan = chan_lock.by_id.get(&chan.2).unwrap();
+ let per_peer_state = nodes[0].node.per_peer_state.read().unwrap();
+ let chan_lock = per_peer_state.get(&nodes[1].node.get_our_node_id()).unwrap().lock().unwrap();
+ let local_chan = chan_lock.channel_by_id.get(&chan.2).unwrap();
let chan_signer = local_chan.get_signer();
let pubkeys = chan_signer.pubkeys();
(pubkeys.revocation_basepoint, pubkeys.htlc_basepoint,
pubkeys.funding_pubkey)
};
let (remote_delayed_payment_basepoint, remote_htlc_basepoint,remote_point, remote_funding) = {
- let chan_lock = nodes[1].node.channel_state.lock().unwrap();
- let remote_chan = chan_lock.by_id.get(&chan.2).unwrap();
+ let per_peer_state = nodes[1].node.per_peer_state.read().unwrap();
+ let chan_lock = per_peer_state.get(&nodes[0].node.get_our_node_id()).unwrap().lock().unwrap();
+ let remote_chan = chan_lock.channel_by_id.get(&chan.2).unwrap();
let chan_signer = remote_chan.get_signer();
let pubkeys = chan_signer.pubkeys();
(pubkeys.delayed_payment_basepoint, pubkeys.htlc_basepoint,
&remote_htlc_basepoint, &local_revocation_basepoint, &local_htlc_basepoint);
let res = {
- let local_chan_lock = nodes[0].node.channel_state.lock().unwrap();
- let local_chan = local_chan_lock.by_id.get(&chan.2).unwrap();
+ let per_peer_state = nodes[0].node.per_peer_state.read().unwrap();
+ let local_chan_lock = per_peer_state.get(&nodes[1].node.get_our_node_id()).unwrap().lock().unwrap();
+ let local_chan = local_chan_lock.channel_by_id.get(&chan.2).unwrap();
let local_chan_signer = local_chan.get_signer();
let mut htlcs: Vec<(HTLCOutputInCommitment, ())> = vec![];
let commitment_tx = CommitmentTransaction::new_with_auxiliary_htlc_data(
// Get the EnforcingSigner for each channel, which will be used to (1) get the keys
// needed to sign the new commitment tx and (2) sign the new commitment tx.
let (local_revocation_basepoint, local_htlc_basepoint, local_secret, next_local_point, local_funding) = {
- let chan_lock = nodes[0].node.channel_state.lock().unwrap();
- let local_chan = chan_lock.by_id.get(&chan.2).unwrap();
+ let per_peer_state = nodes[0].node.per_peer_state.read().unwrap();
+ let chan_lock = per_peer_state.get(&nodes[1].node.get_our_node_id()).unwrap().lock().unwrap();
+ let local_chan = chan_lock.channel_by_id.get(&chan.2).unwrap();
let chan_signer = local_chan.get_signer();
// Make the signer believe we validated another commitment, so we can release the secret
chan_signer.get_enforcement_state().last_holder_commitment -= 1;
chan_signer.pubkeys().funding_pubkey)
};
let (remote_delayed_payment_basepoint, remote_htlc_basepoint, remote_point, remote_funding) = {
- let chan_lock = nodes[1].node.channel_state.lock().unwrap();
- let remote_chan = chan_lock.by_id.get(&chan.2).unwrap();
+ let per_peer_state = nodes[1].node.per_peer_state.read().unwrap();
+ let chan_lock = per_peer_state.get(&nodes[0].node.get_our_node_id()).unwrap().lock().unwrap();
+ let remote_chan = chan_lock.channel_by_id.get(&chan.2).unwrap();
let chan_signer = remote_chan.get_signer();
let pubkeys = chan_signer.pubkeys();
(pubkeys.delayed_payment_basepoint, pubkeys.htlc_basepoint,
let commitment_number = INITIAL_COMMITMENT_NUMBER - 1;
let res = {
- let local_chan_lock = nodes[0].node.channel_state.lock().unwrap();
- let local_chan = local_chan_lock.by_id.get(&chan.2).unwrap();
+ let per_peer_state = nodes[0].node.per_peer_state.read().unwrap();
+ let local_chan_lock = per_peer_state.get(&nodes[1].node.get_our_node_id()).unwrap().lock().unwrap();
+ let local_chan = local_chan_lock.channel_by_id.get(&chan.2).unwrap();
let local_chan_signer = local_chan.get_signer();
let commitment_tx = CommitmentTransaction::new_with_auxiliary_htlc_data(
commitment_number,
let value = if use_dust {
// The dust limit applied to HTLC outputs considers the fee of the HTLC transaction as
// well, so HTLCs at exactly the dust limit will not be included in commitment txn.
- nodes[2].node.channel_state.lock().unwrap().by_id.get(&chan_2.2).unwrap().holder_dust_limit_satoshis * 1000
+ nodes[2].node.per_peer_state.read().unwrap().get(&nodes[1].node.get_our_node_id())
+ .unwrap().lock().unwrap().channel_by_id.get(&chan_2.2).unwrap().holder_dust_limit_satoshis * 1000
} else { 3000000 };
let (_, first_payment_hash, _) = route_payment(&nodes[0], &[&nodes[1], &nodes[2]], value);
send_payment(&nodes[1], &[&nodes[2], &nodes[3], &nodes[5]], 500000);
assert_eq!(get_local_commitment_txn!(nodes[3], chan_2_3.2)[0].output.len(), 2);
- let ds_dust_limit = nodes[3].node.channel_state.lock().unwrap().by_id.get(&chan_2_3.2).unwrap().holder_dust_limit_satoshis;
+ let ds_dust_limit = nodes[3].node.per_peer_state.read().unwrap().get(&nodes[2].node.get_our_node_id())
+ .unwrap().lock().unwrap().channel_by_id.get(&chan_2_3.2).unwrap().holder_dust_limit_satoshis;
// 0th HTLC:
let (_, payment_hash_1, _) = route_payment(&nodes[0], &[&nodes[2], &nodes[3], &nodes[4]], ds_dust_limit*1000); // not added < dust limit + HTLC tx fee
// 1st HTLC:
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, channelmanager::provided_init_features(), channelmanager::provided_init_features());
- let max_accepted_htlcs = nodes[1].node.channel_state.lock().unwrap().by_id.get(&chan.2).unwrap().counterparty_max_accepted_htlcs as u64;
+ let max_accepted_htlcs = nodes[1].node.per_peer_state.read().unwrap().get(&nodes[0].node.get_our_node_id())
+ .unwrap().lock().unwrap().channel_by_id.get(&chan.2).unwrap().counterparty_max_accepted_htlcs as u64;
for i in 0..max_accepted_htlcs {
let (route, our_payment_hash, _, our_payment_secret) = get_route_and_payment_hash!(nodes[0], nodes[1], 100000);
let chan = create_announced_chan_between_nodes_with_value(&nodes, 0, 1, 100000, 95000000, channelmanager::provided_init_features(), channelmanager::provided_init_features());
let htlc_minimum_msat: u64;
{
- let chan_lock = nodes[0].node.channel_state.lock().unwrap();
- let channel = chan_lock.by_id.get(&chan.2).unwrap();
+ let per_peer_state = nodes[0].node.per_peer_state.read().unwrap();
+ let chan_lock = per_peer_state.get(&nodes[1].node.get_our_node_id()).unwrap().lock().unwrap();
+ let channel = chan_lock.channel_by_id.get(&chan.2).unwrap();
htlc_minimum_msat = channel.get_holder_htlc_minimum_msat();
}
let nodes = create_network(2, &node_cfgs, &node_chanmgrs);
let chan =create_announced_chan_between_nodes(&nodes, 0, 1, channelmanager::provided_init_features(), channelmanager::provided_init_features());
- let bs_dust_limit = nodes[1].node.channel_state.lock().unwrap().by_id.get(&chan.2).unwrap().holder_dust_limit_satoshis;
+ let bs_dust_limit = nodes[1].node.per_peer_state.read().unwrap().get(&nodes[0].node.get_our_node_id())
+ .unwrap().lock().unwrap().channel_by_id.get(&chan.2).unwrap().holder_dust_limit_satoshis;
// We route 2 dust-HTLCs between A and B
let (_, payment_hash_1, _) = route_payment(&nodes[0], &[&nodes[1]], bs_dust_limit*1000);
let nodes = create_network(3, &node_cfgs, &node_chanmgrs);
let chan = create_announced_chan_between_nodes(&nodes, 0, 1, channelmanager::provided_init_features(), channelmanager::provided_init_features());
- let bs_dust_limit = nodes[1].node.channel_state.lock().unwrap().by_id.get(&chan.2).unwrap().holder_dust_limit_satoshis;
+ let bs_dust_limit = nodes[1].node.per_peer_state.read().unwrap().get(&nodes[0].node.get_our_node_id())
+ .unwrap().lock().unwrap().channel_by_id.get(&chan.2).unwrap().holder_dust_limit_satoshis;
let (_payment_preimage_1, dust_hash, _payment_secret_1) = route_payment(&nodes[0], &[&nodes[1]], bs_dust_limit*1000);
let (_payment_preimage_2, non_dust_hash, _payment_secret_2) = route_payment(&nodes[0], &[&nodes[1]], 1000000);
let per_commitment_secret;
let next_per_commitment_point;
{
- let mut guard = nodes[0].node.channel_state.lock().unwrap();
- let keys = guard.by_id.get_mut(&channel_id).unwrap().get_signer();
+ let per_peer_state = nodes[0].node.per_peer_state.read().unwrap();
+ let mut guard = per_peer_state.get(&nodes[1].node.get_our_node_id()).unwrap().lock().unwrap();
+ let keys = guard.channel_by_id.get_mut(&channel_id).unwrap().get_signer();
const INITIAL_COMMITMENT_NUMBER: u64 = (1 << 48) - 1;
// `handle_accept_channel`, which is required in order for `create_funding_transaction` to
// succeed when `nodes[0]` is passed to it.
let accept_chan_msg = {
- let mut lock;
- let channel = get_channel_ref!(&nodes[1], lock, temp_channel_id);
+ let mut node_1_per_peer_lock;
+ let mut node_1_peer_state_lock;
+ let channel = get_channel_ref!(&nodes[1], nodes[0], node_1_per_peer_lock, node_1_peer_state_lock, temp_channel_id);
channel.get_accept_channel_message()
};
nodes[0].node.handle_accept_channel(&nodes[1].node.get_our_node_id(), channelmanager::provided_init_features(), &accept_chan_msg);
let api_res = nodes[0].node.accept_inbound_channel(&unknown_channel_id, &nodes[1].node.get_our_node_id(), 0);
match api_res {
Err(APIError::ChannelUnavailable { err }) => {
- assert_eq!(err, "Can't accept a channel that doesn't exist");
+ assert_eq!(err, format!("Channel with id {} not found for the passed counterparty node_id {}", log_bytes!(unknown_channel_id), nodes[1].node.get_our_node_id()));
},
Ok(_) => panic!("It shouldn't be possible to accept an unkown channel"),
Err(_) => panic!("Unexpected Error"),
let updates = get_htlc_update_msgs!(nodes[1], nodes[0].node.get_our_node_id());
assert_eq!(updates.update_fulfill_htlcs.len(), 1);
nodes[0].node.handle_update_fulfill_htlc(&nodes[1].node.get_our_node_id(), &updates.update_fulfill_htlcs[0]);
- if let Some(ref mut channel) = nodes[0].node.channel_state.lock().unwrap().by_id.get_mut(&chan_1.2) {
+ {
+ let mut node_0_per_peer_lock;
+ let mut node_0_peer_state_lock;
+ let mut channel = get_channel_ref!(nodes[0], nodes[1], node_0_per_peer_lock, node_0_peer_state_lock, chan_1.2);
if let Ok((_, _, update)) = channel.commitment_signed(&updates.commitment_signed, &node_cfgs[0].logger) {
assert_eq!(watchtower.chain_monitor.update_channel(outpoint, update.clone()), ChannelMonitorUpdateStatus::PermanentFailure);
assert_eq!(nodes[0].chain_monitor.update_channel(outpoint, update), ChannelMonitorUpdateStatus::Completed);
} else { assert!(false); }
- } else { assert!(false); };
+ }
// Our local monitor is in-sync and hasn't processed yet timeout
check_added_monitors!(nodes[0], 1);
let events = nodes[0].node.get_and_clear_pending_events();
let updates = get_htlc_update_msgs!(nodes[1], nodes[0].node.get_our_node_id());
assert_eq!(updates.update_add_htlcs.len(), 1);
nodes[0].node.handle_update_add_htlc(&nodes[1].node.get_our_node_id(), &updates.update_add_htlcs[0]);
- if let Some(ref mut channel) = nodes[0].node.channel_state.lock().unwrap().by_id.get_mut(&chan_1.2) {
+ {
+ let mut node_0_per_peer_lock;
+ let mut node_0_peer_state_lock;
+ let mut channel = get_channel_ref!(nodes[0], nodes[1], node_0_per_peer_lock, node_0_peer_state_lock, chan_1.2);
if let Ok((_, _, update)) = channel.commitment_signed(&updates.commitment_signed, &node_cfgs[0].logger) {
// Watchtower Alice should already have seen the block and reject the update
assert_eq!(watchtower_alice.chain_monitor.update_channel(outpoint, update.clone()), ChannelMonitorUpdateStatus::PermanentFailure);
assert_eq!(watchtower_bob.chain_monitor.update_channel(outpoint, update.clone()), ChannelMonitorUpdateStatus::Completed);
assert_eq!(nodes[0].chain_monitor.update_channel(outpoint, update), ChannelMonitorUpdateStatus::Completed);
} else { assert!(false); }
- } else { assert!(false); };
+ }
// Our local monitor is in-sync and hasn't processed yet timeout
check_added_monitors!(nodes[0], 1);
do_test_onchain_htlc_settlement_after_close(false, false);
}
+#[test]
+fn test_duplicate_temporary_channel_id_from_different_peers() {
+ // Tests that we can accept two different `OpenChannel` requests with the same
+ // `temporary_channel_id`, as long as they are from different peers.
+ let chanmon_cfgs = create_chanmon_cfgs(3);
+ let node_cfgs = create_node_cfgs(3, &chanmon_cfgs);
+ let node_chanmgrs = create_node_chanmgrs(3, &node_cfgs, &[None, None, None]);
+ let nodes = create_network(3, &node_cfgs, &node_chanmgrs);
+
+ // Create an first channel channel
+ nodes[1].node.create_channel(nodes[0].node.get_our_node_id(), 100000, 10001, 42, None).unwrap();
+ let mut open_chan_msg_chan_1_0 = get_event_msg!(nodes[1], MessageSendEvent::SendOpenChannel, nodes[0].node.get_our_node_id());
+
+ // Create an second channel
+ nodes[2].node.create_channel(nodes[0].node.get_our_node_id(), 100000, 10001, 43, None).unwrap();
+ let mut open_chan_msg_chan_2_0 = get_event_msg!(nodes[2], MessageSendEvent::SendOpenChannel, nodes[0].node.get_our_node_id());
+
+ // Modify the `OpenChannel` from `nodes[2]` to `nodes[0]` to ensure that it uses the same
+ // `temporary_channel_id` as the `OpenChannel` from nodes[1] to nodes[0].
+ open_chan_msg_chan_2_0.temporary_channel_id = open_chan_msg_chan_1_0.temporary_channel_id;
+
+ // Assert that `nodes[0]` can accept both `OpenChannel` requests, even though they use the same
+ // `temporary_channel_id` as they are from different peers.
+ nodes[0].node.handle_open_channel(&nodes[1].node.get_our_node_id(), channelmanager::provided_init_features(), &open_chan_msg_chan_1_0);
+ {
+ let events = nodes[0].node.get_and_clear_pending_msg_events();
+ assert_eq!(events.len(), 1);
+ match &events[0] {
+ MessageSendEvent::SendAcceptChannel { node_id, msg } => {
+ assert_eq!(node_id, &nodes[1].node.get_our_node_id());
+ assert_eq!(msg.temporary_channel_id, open_chan_msg_chan_1_0.temporary_channel_id);
+ },
+ _ => panic!("Unexpected event"),
+ }
+ }
+
+ nodes[0].node.handle_open_channel(&nodes[2].node.get_our_node_id(), channelmanager::provided_init_features(), &open_chan_msg_chan_2_0);
+ {
+ let events = nodes[0].node.get_and_clear_pending_msg_events();
+ assert_eq!(events.len(), 1);
+ match &events[0] {
+ MessageSendEvent::SendAcceptChannel { node_id, msg } => {
+ assert_eq!(node_id, &nodes[2].node.get_our_node_id());
+ assert_eq!(msg.temporary_channel_id, open_chan_msg_chan_1_0.temporary_channel_id);
+ },
+ _ => panic!("Unexpected event"),
+ }
+ }
+}
+
#[test]
fn test_duplicate_chan_id() {
// Test that if a given peer tries to open a channel with the same channel_id as one that is
create_funding_transaction(&nodes[0], &nodes[1].node.get_our_node_id(), 100000, 42); // Get and check the FundingGenerationReady event
let funding_created = {
- let mut a_channel_lock = nodes[0].node.channel_state.lock().unwrap();
+ 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_outbound_funding_created` the channel has a duplicate channel_id as
// another channel in the ChannelManager - an invalid state. Thus, we'd panic later when we
// try to create another channel. Instead, we drop the channel entirely here (leaving the
// channelmanager in a possibly nonsense state instead).
- let mut as_chan = a_channel_lock.by_id.remove(&open_chan_2_msg.temporary_channel_id).unwrap();
+ let mut as_chan = a_peer_state.channel_by_id.remove(&open_chan_2_msg.temporary_channel_id).unwrap();
let logger = test_utils::TestLogger::new();
as_chan.get_outbound_funding_created(tx.clone(), funding_outpoint, &&logger).unwrap()
};
let (temporary_channel_id, tx, _) = create_funding_transaction(&nodes[0], &nodes[1].node.get_our_node_id(), 1_000_000, 42);
if on_holder_tx {
- if let Some(mut chan) = nodes[0].node.channel_state.lock().unwrap().by_id.get_mut(&temporary_channel_id) {
- chan.holder_dust_limit_satoshis = 546;
- }
+ let mut node_0_per_peer_lock;
+ let mut node_0_peer_state_lock;
+ let mut chan = get_channel_ref!(nodes[0], nodes[1], node_0_per_peer_lock, node_0_peer_state_lock, temporary_channel_id);
+ chan.holder_dust_limit_satoshis = 546;
}
nodes[0].node.funding_transaction_generated(&temporary_channel_id, &nodes[1].node.get_our_node_id(), tx.clone()).unwrap();
update_nodes_with_chan_announce(&nodes, 0, 1, &announcement, &as_update, &bs_update);
let dust_buffer_feerate = {
- let chan_lock = nodes[0].node.channel_state.lock().unwrap();
- let chan = chan_lock.by_id.get(&channel_id).unwrap();
+ let per_peer_state = nodes[0].node.per_peer_state.read().unwrap();
+ let chan_lock = per_peer_state.get(&nodes[1].node.get_our_node_id()).unwrap().lock().unwrap();
+ let chan = chan_lock.channel_by_id.get(&channel_id).unwrap();
chan.get_dust_buffer_feerate(None) as u64
};
let dust_outbound_htlc_on_holder_tx_msat: u64 = (dust_buffer_feerate * htlc_timeout_tx_weight(opt_anchors) / 1000 + open_channel.dust_limit_satoshis - 1) * 1000;