//! A bunch of useful utilities for building networks of nodes and exchanging messages between
//! nodes for functional tests.
-use chain::{BestBlock, Confirm, Listen, Watch};
+use chain::{BestBlock, Confirm, Listen, Watch, keysinterface::KeysInterface};
use chain::channelmonitor::ChannelMonitor;
use chain::transaction::OutPoint;
use ln::{PaymentPreimage, PaymentHash, PaymentSecret};
-use ln::channelmanager::{ChainParameters, ChannelManager, ChannelManagerReadArgs, RAACommitmentOrder, PaymentSendFailure, PaymentId};
+use ln::channelmanager::{ChainParameters, ChannelManager, ChannelManagerReadArgs, RAACommitmentOrder, PaymentSendFailure, PaymentId, MIN_CLTV_EXPIRY_DELTA};
use routing::network_graph::{NetGraphMsgHandler, NetworkGraph};
use routing::router::{PaymentParameters, Route, get_route};
use ln::features::{InitFeatures, InvoiceFeatures};
do_connect_block(node, block, false);
}
+fn call_claimable_balances<'a, 'b, 'c, 'd>(node: &'a Node<'b, 'c, 'd>) {
+ // Ensure `get_claimable_balances`' self-tests never panic
+ for funding_outpoint in node.chain_monitor.chain_monitor.list_monitors() {
+ node.chain_monitor.chain_monitor.get_monitor(funding_outpoint).unwrap().get_claimable_balances();
+ }
+}
+
fn do_connect_block<'a, 'b, 'c, 'd>(node: &'a Node<'b, 'c, 'd>, block: &Block, skip_intermediaries: bool) {
+ call_claimable_balances(node);
let height = node.best_block_info().1 + 1;
if !skip_intermediaries {
let txdata: Vec<_> = block.txdata.iter().enumerate().collect();
match *node.connect_style.borrow() {
ConnectStyle::BestBlockFirst|ConnectStyle::BestBlockFirstSkippingBlocks => {
node.chain_monitor.chain_monitor.best_block_updated(&block.header, height);
+ call_claimable_balances(node);
node.chain_monitor.chain_monitor.transactions_confirmed(&block.header, &txdata, height);
node.node.best_block_updated(&block.header, height);
node.node.transactions_confirmed(&block.header, &txdata, height);
},
ConnectStyle::TransactionsFirst|ConnectStyle::TransactionsFirstSkippingBlocks => {
node.chain_monitor.chain_monitor.transactions_confirmed(&block.header, &txdata, height);
+ call_claimable_balances(node);
node.chain_monitor.chain_monitor.best_block_updated(&block.header, height);
node.node.transactions_confirmed(&block.header, &txdata, height);
node.node.best_block_updated(&block.header, height);
}
}
}
+ call_claimable_balances(node);
node.node.test_process_background_events();
node.blocks.lock().unwrap().push((block.header, height));
}
pub fn disconnect_blocks<'a, 'b, 'c, 'd>(node: &'a Node<'b, 'c, 'd>, count: u32) {
+ call_claimable_balances(node);
for i in 0..count {
let orig_header = node.blocks.lock().unwrap().pop().unwrap();
assert!(orig_header.1 > 0); // Cannot disconnect genesis
node.node.best_block_updated(&prev_header.0, prev_header.1);
},
}
+ call_claimable_balances(node);
}
}
}
}
+/// Get an error message from the pending events queue.
+#[macro_export]
+macro_rules! get_err_msg {
+ ($node: expr, $node_id: expr) => {
+ {
+ let events = $node.node.get_and_clear_pending_msg_events();
+ assert_eq!(events.len(), 1);
+ match events[0] {
+ $crate::util::events::MessageSendEvent::HandleError {
+ action: $crate::ln::msgs::ErrorAction::SendErrorMessage { ref msg }, ref node_id
+ } => {
+ assert_eq!(*node_id, $node_id);
+ (*msg).clone()
+ },
+ _ => panic!("Unexpected event"),
+ }
+ }
+ }
+}
+
/// Get a specific event from the pending events queue.
#[macro_export]
macro_rules! get_event {
(chan_announcement.1, chan_announcement.2, chan_announcement.3, chan_announcement.4)
}
+pub fn create_unannounced_chan_between_nodes_with_value<'a, 'b, 'c, 'd>(nodes: &'a Vec<Node<'b, 'c, 'd>>, a: usize, b: usize, channel_value: u64, push_msat: u64, a_flags: InitFeatures, b_flags: InitFeatures) -> (msgs::FundingLocked, Transaction) {
+ let mut no_announce_cfg = test_default_channel_config();
+ no_announce_cfg.channel_options.announced_channel = false;
+ nodes[a].node.create_channel(nodes[b].node.get_our_node_id(), channel_value, push_msat, 42, Some(no_announce_cfg)).unwrap();
+ let open_channel = get_event_msg!(nodes[a], MessageSendEvent::SendOpenChannel, nodes[b].node.get_our_node_id());
+ nodes[b].node.handle_open_channel(&nodes[a].node.get_our_node_id(), a_flags, &open_channel);
+ let accept_channel = get_event_msg!(nodes[b], MessageSendEvent::SendAcceptChannel, nodes[a].node.get_our_node_id());
+ nodes[a].node.handle_accept_channel(&nodes[b].node.get_our_node_id(), b_flags, &accept_channel);
+
+ let (temporary_channel_id, tx, _) = create_funding_transaction(&nodes[a], channel_value, 42);
+ nodes[a].node.funding_transaction_generated(&temporary_channel_id, tx.clone()).unwrap();
+ nodes[b].node.handle_funding_created(&nodes[a].node.get_our_node_id(), &get_event_msg!(nodes[a], MessageSendEvent::SendFundingCreated, nodes[b].node.get_our_node_id()));
+ check_added_monitors!(nodes[b], 1);
+
+ let cs_funding_signed = get_event_msg!(nodes[b], MessageSendEvent::SendFundingSigned, nodes[a].node.get_our_node_id());
+ nodes[a].node.handle_funding_signed(&nodes[b].node.get_our_node_id(), &cs_funding_signed);
+ check_added_monitors!(nodes[a], 1);
+
+ let conf_height = core::cmp::max(nodes[a].best_block_info().1 + 1, nodes[b].best_block_info().1 + 1);
+ confirm_transaction_at(&nodes[a], &tx, conf_height);
+ connect_blocks(&nodes[a], CHAN_CONFIRM_DEPTH - 1);
+ confirm_transaction_at(&nodes[b], &tx, conf_height);
+ connect_blocks(&nodes[b], CHAN_CONFIRM_DEPTH - 1);
+ let as_funding_locked = get_event_msg!(nodes[a], MessageSendEvent::SendFundingLocked, nodes[b].node.get_our_node_id());
+ nodes[a].node.handle_funding_locked(&nodes[b].node.get_our_node_id(), &get_event_msg!(nodes[b], MessageSendEvent::SendFundingLocked, nodes[a].node.get_our_node_id()));
+ let as_update = get_event_msg!(nodes[a], MessageSendEvent::SendChannelUpdate, nodes[b].node.get_our_node_id());
+ nodes[b].node.handle_funding_locked(&nodes[a].node.get_our_node_id(), &as_funding_locked);
+ let bs_update = get_event_msg!(nodes[b], MessageSendEvent::SendChannelUpdate, nodes[a].node.get_our_node_id());
+
+ nodes[a].node.handle_channel_update(&nodes[b].node.get_our_node_id(), &bs_update);
+ nodes[b].node.handle_channel_update(&nodes[a].node.get_our_node_id(), &as_update);
+
+ let mut found_a = false;
+ for chan in nodes[a].node.list_usable_channels() {
+ if chan.channel_id == as_funding_locked.channel_id {
+ assert!(!found_a);
+ found_a = true;
+ assert!(!chan.is_public);
+ }
+ }
+ assert!(found_a);
+
+ let mut found_b = false;
+ for chan in nodes[b].node.list_usable_channels() {
+ if chan.channel_id == as_funding_locked.channel_id {
+ assert!(!found_b);
+ found_b = true;
+ assert!(!chan.is_public);
+ }
+ }
+ assert!(found_b);
+
+ (as_funding_locked, tx)
+}
+
pub fn update_nodes_with_chan_announce<'a, 'b, 'c, 'd>(nodes: &'a Vec<Node<'b, 'c, 'd>>, a: usize, b: usize, ann: &msgs::ChannelAnnouncement, upd_1: &msgs::ChannelUpdate, upd_2: &msgs::ChannelUpdate) {
nodes[a].node.broadcast_node_announcement([0, 0, 0], [0; 32], Vec::new());
let a_events = nodes[a].node.get_and_clear_pending_msg_events();
node.net_graph_msg_handler.handle_channel_update(upd_2).unwrap();
node.net_graph_msg_handler.handle_node_announcement(&a_node_announcement).unwrap();
node.net_graph_msg_handler.handle_node_announcement(&b_node_announcement).unwrap();
+
+ // Note that channel_updates are also delivered to ChannelManagers to ensure we have
+ // forwarding info for local channels even if its not accepted in the network graph.
+ node.node.handle_channel_update(&nodes[a].node.get_our_node_id(), &upd_1);
+ node.node.handle_channel_update(&nodes[b].node.get_our_node_id(), &upd_2);
}
}
#[macro_export]
macro_rules! get_route_and_payment_hash {
($send_node: expr, $recv_node: expr, $recv_value: expr) => {{
- $crate::get_route_and_payment_hash!($send_node, $recv_node, vec![], $recv_value, TEST_FINAL_CLTV)
+ let payment_params = $crate::routing::router::PaymentParameters::from_node_id($recv_node.node.get_our_node_id())
+ .with_features($crate::ln::features::InvoiceFeatures::known());
+ $crate::get_route_and_payment_hash!($send_node, $recv_node, payment_params, $recv_value, TEST_FINAL_CLTV)
}};
- ($send_node: expr, $recv_node: expr, $last_hops: expr, $recv_value: expr, $cltv: expr) => {{
+ ($send_node: expr, $recv_node: expr, $payment_params: expr, $recv_value: expr, $cltv: expr) => {{
+ use $crate::chain::keysinterface::KeysInterface;
let (payment_preimage, payment_hash, payment_secret) = $crate::get_payment_preimage_hash!($recv_node, Some($recv_value));
- let payment_params = $crate::routing::router::PaymentParameters::from_node_id($recv_node.node.get_our_node_id())
- .with_features($crate::ln::features::InvoiceFeatures::known())
- .with_route_hints($last_hops);
let scorer = $crate::util::test_utils::TestScorer::with_penalty(0);
+ let keys_manager = $crate::util::test_utils::TestKeysInterface::new(&[0u8; 32], bitcoin::network::constants::Network::Testnet);
+ let random_seed_bytes = keys_manager.get_secure_random_bytes();
let route = $crate::routing::router::get_route(
- &$send_node.node.get_our_node_id(), &payment_params, $send_node.network_graph,
+ &$send_node.node.get_our_node_id(), &$payment_params, &$send_node.network_graph.read_only(),
Some(&$send_node.node.list_usable_channels().iter().collect::<Vec<_>>()),
- $recv_value, $cltv, $send_node.logger, &scorer
+ $recv_value, $cltv, $send_node.logger, &scorer, &random_seed_bytes
).unwrap();
(route, payment_hash, payment_preimage, payment_secret)
}}
}
macro_rules! expect_payment_forwarded {
- ($node: expr, $expected_fee: expr, $upstream_force_closed: expr) => {
+ ($node: expr, $source_node: expr, $expected_fee: expr, $upstream_force_closed: expr) => {
let events = $node.node.get_and_clear_pending_events();
assert_eq!(events.len(), 1);
match events[0] {
- Event::PaymentForwarded { fee_earned_msat, claim_from_onchain_tx } => {
+ Event::PaymentForwarded { fee_earned_msat, source_channel_id, claim_from_onchain_tx } => {
assert_eq!(fee_earned_msat, $expected_fee);
+ if fee_earned_msat.is_some() {
+ // Is the event channel_id in one of the channels between the two nodes?
+ assert!($node.node.list_channels().iter().any(|x| x.counterparty.node_id == $source_node.node.get_our_node_id() && x.channel_id == source_channel_id.unwrap()));
+ }
assert_eq!(claim_from_onchain_tx, $upstream_force_closed);
},
_ => panic!("Unexpected event"),
}
}
macro_rules! mid_update_fulfill_dance {
- ($node: expr, $prev_node: expr, $new_msgs: expr) => {
+ ($node: expr, $prev_node: expr, $next_node: expr, $new_msgs: expr) => {
{
$node.node.handle_update_fulfill_htlc(&$prev_node.node.get_our_node_id(), &next_msgs.as_ref().unwrap().0);
let fee = $node.node.channel_state.lock().unwrap().by_id.get(&next_msgs.as_ref().unwrap().0.channel_id).unwrap().config.forwarding_fee_base_msat;
- expect_payment_forwarded!($node, Some(fee as u64), false);
+ expect_payment_forwarded!($node, $next_node, Some(fee as u64), false);
expected_total_fee_msat += fee as u64;
check_added_monitors!($node, 1);
let new_next_msgs = if $new_msgs {
assert_eq!(expected_next_node, node.node.get_our_node_id());
let update_next_msgs = !skip_last || idx != expected_route.len() - 1;
if next_msgs.is_some() {
- mid_update_fulfill_dance!(node, prev_node, update_next_msgs);
+ // Since we are traversing in reverse, next_node is actually the previous node
+ let next_node: &Node;
+ if idx == expected_route.len() - 1 {
+ next_node = origin_node;
+ } else {
+ next_node = expected_route[expected_route.len() - 1 - idx - 1];
+ }
+ mid_update_fulfill_dance!(node, prev_node, next_node, update_next_msgs);
} else {
assert!(!update_next_msgs);
assert!(node.node.get_and_clear_pending_msg_events().is_empty());
pub fn route_payment<'a, 'b, 'c>(origin_node: &Node<'a, 'b, 'c>, expected_route: &[&Node<'a, 'b, 'c>], recv_value: u64) -> (PaymentPreimage, PaymentHash, PaymentSecret) {
let payment_params = PaymentParameters::from_node_id(expected_route.last().unwrap().node.get_our_node_id())
.with_features(InvoiceFeatures::known());
+ let network_graph = origin_node.network_graph.read_only();
let scorer = test_utils::TestScorer::with_penalty(0);
+ let seed = [0u8; 32];
+ let keys_manager = test_utils::TestKeysInterface::new(&seed, Network::Testnet);
+ let random_seed_bytes = keys_manager.get_secure_random_bytes();
let route = get_route(
- &origin_node.node.get_our_node_id(), &payment_params, &origin_node.network_graph,
+ &origin_node.node.get_our_node_id(), &payment_params, &network_graph,
Some(&origin_node.node.list_usable_channels().iter().collect::<Vec<_>>()),
- recv_value, TEST_FINAL_CLTV, origin_node.logger, &scorer).unwrap();
+ recv_value, TEST_FINAL_CLTV, origin_node.logger, &scorer, &random_seed_bytes).unwrap();
assert_eq!(route.paths.len(), 1);
assert_eq!(route.paths[0].len(), expected_route.len());
for (node, hop) in expected_route.iter().zip(route.paths[0].iter()) {
pub fn route_over_limit<'a, 'b, 'c>(origin_node: &Node<'a, 'b, 'c>, expected_route: &[&Node<'a, 'b, 'c>], recv_value: u64) {
let payment_params = PaymentParameters::from_node_id(expected_route.last().unwrap().node.get_our_node_id())
.with_features(InvoiceFeatures::known());
+ let network_graph = origin_node.network_graph.read_only();
let scorer = test_utils::TestScorer::with_penalty(0);
+ let seed = [0u8; 32];
+ let keys_manager = test_utils::TestKeysInterface::new(&seed, Network::Testnet);
+ let random_seed_bytes = keys_manager.get_secure_random_bytes();
let route = get_route(
- &origin_node.node.get_our_node_id(), &payment_params, origin_node.network_graph,
- None, recv_value, TEST_FINAL_CLTV, origin_node.logger, &scorer).unwrap();
+ &origin_node.node.get_our_node_id(), &payment_params, &network_graph,
+ None, recv_value, TEST_FINAL_CLTV, origin_node.logger, &scorer, &random_seed_bytes).unwrap();
assert_eq!(route.paths.len(), 1);
assert_eq!(route.paths[0].len(), expected_route.len());
for (node, hop) in expected_route.iter().zip(route.paths[0].iter()) {
let mut default_config = UserConfig::default();
// Set cltv_expiry_delta slightly lower to keep the final CLTV values inside one byte in our
// tests so that our script-length checks don't fail (see ACCEPTED_HTLC_SCRIPT_WEIGHT).
- default_config.channel_options.cltv_expiry_delta = 6*6;
+ default_config.channel_options.cltv_expiry_delta = MIN_CLTV_EXPIRY_DELTA;
default_config.channel_options.announced_channel = true;
default_config.peer_channel_config_limits.force_announced_channel_preference = false;
// When most of our tests were written, the default HTLC minimum was fixed at 1000.
for i in 0..node_count {
for j in (i+1)..node_count {
- nodes[i].node.peer_connected(&nodes[j].node.get_our_node_id(), &msgs::Init { features: cfgs[j].features.clone() });
- nodes[j].node.peer_connected(&nodes[i].node.get_our_node_id(), &msgs::Init { features: cfgs[i].features.clone() });
+ nodes[i].node.peer_connected(&nodes[j].node.get_our_node_id(), &msgs::Init { features: cfgs[j].features.clone(), remote_network_address: None });
+ nodes[j].node.peer_connected(&nodes[i].node.get_our_node_id(), &msgs::Init { features: cfgs[i].features.clone(), remote_network_address: None });
}
}
/// pending_htlc_adds includes both the holding cell and in-flight update_add_htlcs, whereas
/// for claims/fails they are separated out.
pub fn reconnect_nodes<'a, 'b, 'c>(node_a: &Node<'a, 'b, 'c>, node_b: &Node<'a, 'b, 'c>, send_funding_locked: (bool, bool), pending_htlc_adds: (i64, i64), pending_htlc_claims: (usize, usize), pending_htlc_fails: (usize, usize), pending_cell_htlc_claims: (usize, usize), pending_cell_htlc_fails: (usize, usize), pending_raa: (bool, bool)) {
- node_a.node.peer_connected(&node_b.node.get_our_node_id(), &msgs::Init { features: InitFeatures::empty() });
+ node_a.node.peer_connected(&node_b.node.get_our_node_id(), &msgs::Init { features: InitFeatures::empty(), remote_network_address: None });
let reestablish_1 = get_chan_reestablish_msgs!(node_a, node_b);
- node_b.node.peer_connected(&node_a.node.get_our_node_id(), &msgs::Init { features: InitFeatures::empty() });
+ node_b.node.peer_connected(&node_a.node.get_our_node_id(), &msgs::Init { features: InitFeatures::empty(), remote_network_address: None });
let reestablish_2 = get_chan_reestablish_msgs!(node_b, node_a);
if send_funding_locked.0 {