use lightning::chain;
use lightning::chain::chaininterface::{BroadcasterInterface, FeeEstimator};
use lightning::chain::chainmonitor::{ChainMonitor, Persist};
-use lightning::chain::keysinterface::{EntropySource, NodeSigner, SignerProvider};
+use lightning::sign::{EntropySource, NodeSigner, SignerProvider};
use lightning::events::{Event, PathFailure};
#[cfg(feature = "std")]
use lightning::events::{EventHandler, EventsProvider};
use lightning::ln::channelmanager::ChannelManager;
-use lightning::ln::msgs::{ChannelMessageHandler, OnionMessageHandler, RoutingMessageHandler};
-use lightning::ln::peer_handler::{CustomMessageHandler, PeerManager, SocketDescriptor};
+use lightning::ln::peer_handler::APeerManager;
use lightning::routing::gossip::{NetworkGraph, P2PGossipSync};
use lightning::routing::utxo::UtxoLookup;
use lightning::routing::router::Router;
/// * Monitoring whether the [`ChannelManager`] needs to be re-persisted to disk, and if so,
/// writing it to disk/backups by invoking the callback given to it at startup.
/// [`ChannelManager`] persistence should be done in the background.
-/// * Calling [`ChannelManager::timer_tick_occurred`] and [`PeerManager::timer_tick_occurred`]
-/// at the appropriate intervals.
+/// * Calling [`ChannelManager::timer_tick_occurred`], [`ChainMonitor::rebroadcast_pending_claims`]
+/// and [`PeerManager::timer_tick_occurred`] at the appropriate intervals.
/// * Calling [`NetworkGraph::remove_stale_channels_and_tracking`] (if a [`GossipSync`] with a
/// [`NetworkGraph`] is provided to [`BackgroundProcessor::start`]).
///
///
/// [`ChannelMonitor`]: lightning::chain::channelmonitor::ChannelMonitor
/// [`Event`]: lightning::events::Event
+/// [`PeerManager::timer_tick_occurred`]: lightning::ln::peer_handler::PeerManager::timer_tick_occurred
+/// [`PeerManager::process_events`]: lightning::ln::peer_handler::PeerManager::process_events
#[cfg(feature = "std")]
#[must_use = "BackgroundProcessor will immediately stop on drop. It should be stored until shutdown."]
pub struct BackgroundProcessor {
const NETWORK_PRUNE_TIMER: u64 = 60 * 60;
#[cfg(not(test))]
-const SCORER_PERSIST_TIMER: u64 = 30;
+const SCORER_PERSIST_TIMER: u64 = 60 * 60;
#[cfg(test)]
const SCORER_PERSIST_TIMER: u64 = 1;
#[cfg(test)]
const FIRST_NETWORK_PRUNE_TIMER: u64 = 1;
+#[cfg(not(test))]
+const REBROADCAST_TIMER: u64 = 30;
+#[cfg(test)]
+const REBROADCAST_TIMER: u64 = 1;
+
#[cfg(feature = "futures")]
/// core::cmp::min is not currently const, so we define a trivial (and equivalent) replacement
const fn min_u64(a: u64, b: u64) -> u64 { if a < b { a } else { b } }
#[cfg(feature = "futures")]
const FASTEST_TIMER: u64 = min_u64(min_u64(FRESHNESS_TIMER, PING_TIMER),
- min_u64(SCORER_PERSIST_TIMER, FIRST_NETWORK_PRUNE_TIMER));
+ min_u64(SCORER_PERSIST_TIMER, min_u64(FIRST_NETWORK_PRUNE_TIMER, REBROADCAST_TIMER)));
/// Either [`P2PGossipSync`] or [`RapidGossipSync`].
pub enum GossipSync<
}
}
+/// Updates scorer based on event and returns whether an update occurred so we can decide whether
+/// to persist.
fn update_scorer<'a, S: 'static + Deref<Target = SC> + Send + Sync, SC: 'a + WriteableScore<'a>>(
scorer: &'a S, event: &Event
-) {
+) -> bool {
let mut score = scorer.lock();
match event {
Event::PaymentPathFailed { ref path, short_channel_id: Some(scid), .. } => {
- let path = path.iter().collect::<Vec<_>>();
- score.payment_path_failed(&path, *scid);
+ score.payment_path_failed(path, *scid);
},
Event::PaymentPathFailed { ref path, payment_failed_permanently: true, .. } => {
// Reached if the destination explicitly failed it back. We treat this as a successful probe
// because the payment made it all the way to the destination with sufficient liquidity.
- let path = path.iter().collect::<Vec<_>>();
- score.probe_successful(&path);
+ score.probe_successful(path);
},
Event::PaymentPathSuccessful { path, .. } => {
- let path = path.iter().collect::<Vec<_>>();
- score.payment_path_successful(&path);
+ score.payment_path_successful(path);
},
Event::ProbeSuccessful { path, .. } => {
- let path = path.iter().collect::<Vec<_>>();
- score.probe_successful(&path);
+ score.probe_successful(path);
},
Event::ProbeFailed { path, short_channel_id: Some(scid), .. } => {
- let path = path.iter().collect::<Vec<_>>();
- score.probe_failed(&path, *scid);
+ score.probe_failed(path, *scid);
},
- _ => {},
+ _ => return false,
}
+ true
}
macro_rules! define_run_body {
=> { {
log_trace!($logger, "Calling ChannelManager's timer_tick_occurred on startup");
$channel_manager.timer_tick_occurred();
+ log_trace!($logger, "Rebroadcasting monitor's pending claims on startup");
+ $chain_monitor.rebroadcast_pending_claims();
let mut last_freshness_call = $get_timer(FRESHNESS_TIMER);
let mut last_ping_call = $get_timer(PING_TIMER);
let mut last_prune_call = $get_timer(FIRST_NETWORK_PRUNE_TIMER);
let mut last_scorer_persist_call = $get_timer(SCORER_PERSIST_TIMER);
+ let mut last_rebroadcast_call = $get_timer(REBROADCAST_TIMER);
let mut have_pruned = false;
loop {
// ChannelManager, we want to minimize methods blocking on a ChannelManager
// generally, and as a fallback place such blocking only immediately before
// persistence.
- $peer_manager.process_events();
+ $peer_manager.as_ref().process_events();
+
+ // Exit the loop if the background processor was requested to stop.
+ if $loop_exit_check {
+ log_trace!($logger, "Terminating background processor.");
+ break;
+ }
// We wait up to 100ms, but track how long it takes to detect being put to sleep,
// see `await_start`'s use below.
let updates_available = $await;
let await_slow = if $check_slow_await { $timer_elapsed(&mut await_start.unwrap(), 1) } else { false };
- if updates_available {
- log_trace!($logger, "Persisting ChannelManager...");
- $persister.persist_manager(&*$channel_manager)?;
- log_trace!($logger, "Done persisting ChannelManager.");
- }
// Exit the loop if the background processor was requested to stop.
if $loop_exit_check {
log_trace!($logger, "Terminating background processor.");
break;
}
+
+ if updates_available {
+ log_trace!($logger, "Persisting ChannelManager...");
+ $persister.persist_manager(&*$channel_manager)?;
+ log_trace!($logger, "Done persisting ChannelManager.");
+ }
if $timer_elapsed(&mut last_freshness_call, FRESHNESS_TIMER) {
log_trace!($logger, "Calling ChannelManager's timer_tick_occurred");
$channel_manager.timer_tick_occurred();
// more than a handful of seconds to complete, and shouldn't disconnect all our
// peers.
log_trace!($logger, "100ms sleep took more than a second, disconnecting peers.");
- $peer_manager.disconnect_all_peers();
+ $peer_manager.as_ref().disconnect_all_peers();
last_ping_call = $get_timer(PING_TIMER);
} else if $timer_elapsed(&mut last_ping_call, PING_TIMER) {
log_trace!($logger, "Calling PeerManager's timer_tick_occurred");
- $peer_manager.timer_tick_occurred();
+ $peer_manager.as_ref().timer_tick_occurred();
last_ping_call = $get_timer(PING_TIMER);
}
// Note that we want to run a graph prune once not long after startup before
// falling back to our usual hourly prunes. This avoids short-lived clients never
// pruning their network graph. We run once 60 seconds after startup before
- // continuing our normal cadence.
- if $timer_elapsed(&mut last_prune_call, if have_pruned { NETWORK_PRUNE_TIMER } else { FIRST_NETWORK_PRUNE_TIMER }) {
+ // continuing our normal cadence. For RGS, since 60 seconds is likely too long,
+ // we prune after an initial sync completes.
+ let prune_timer = if have_pruned { NETWORK_PRUNE_TIMER } else { FIRST_NETWORK_PRUNE_TIMER };
+ let prune_timer_elapsed = $timer_elapsed(&mut last_prune_call, prune_timer);
+ let should_prune = match $gossip_sync {
+ GossipSync::Rapid(_) => !have_pruned || prune_timer_elapsed,
+ _ => prune_timer_elapsed,
+ };
+ if should_prune {
// The network graph must not be pruned while rapid sync completion is pending
if let Some(network_graph) = $gossip_sync.prunable_network_graph() {
#[cfg(feature = "std")] {
have_pruned = true;
}
- last_prune_call = $get_timer(NETWORK_PRUNE_TIMER);
+ let prune_timer = if have_pruned { NETWORK_PRUNE_TIMER } else { FIRST_NETWORK_PRUNE_TIMER };
+ last_prune_call = $get_timer(prune_timer);
}
if $timer_elapsed(&mut last_scorer_persist_call, SCORER_PERSIST_TIMER) {
}
last_scorer_persist_call = $get_timer(SCORER_PERSIST_TIMER);
}
+
+ if $timer_elapsed(&mut last_rebroadcast_call, REBROADCAST_TIMER) {
+ log_trace!($logger, "Rebroadcasting monitor's pending claims");
+ $chain_monitor.rebroadcast_pending_claims();
+ last_rebroadcast_call = $get_timer(REBROADCAST_TIMER);
+ }
}
// After we exit, ensure we persist the ChannelManager one final time - this avoids
///
/// `sleeper` should return a future which completes in the given amount of time and returns a
/// boolean indicating whether the background processing should exit. Once `sleeper` returns a
-/// future which outputs true, the loop will exit and this function's future will complete.
+/// future which outputs `true`, the loop will exit and this function's future will complete.
+/// The `sleeper` future is free to return early after it has triggered the exit condition.
///
/// See [`BackgroundProcessor::start`] for information on which actions this handles.
///
/// mobile device, where we may need to check for interruption of the application regularly. If you
/// are unsure, you should set the flag, as the performance impact of it is minimal unless there
/// are hundreds or thousands of simultaneous process calls running.
+///
+/// For example, in order to process background events in a [Tokio](https://tokio.rs/) task, you
+/// could setup `process_events_async` like this:
+/// ```
+/// # struct MyPersister {}
+/// # impl lightning::util::persist::KVStorePersister for MyPersister {
+/// # fn persist<W: lightning::util::ser::Writeable>(&self, key: &str, object: &W) -> lightning::io::Result<()> { Ok(()) }
+/// # }
+/// # struct MyEventHandler {}
+/// # impl MyEventHandler {
+/// # async fn handle_event(&self, _: lightning::events::Event) {}
+/// # }
+/// # #[derive(Eq, PartialEq, Clone, Hash)]
+/// # struct MySocketDescriptor {}
+/// # impl lightning::ln::peer_handler::SocketDescriptor for MySocketDescriptor {
+/// # fn send_data(&mut self, _data: &[u8], _resume_read: bool) -> usize { 0 }
+/// # fn disconnect_socket(&mut self) {}
+/// # }
+/// # use std::sync::{Arc, Mutex};
+/// # use std::sync::atomic::{AtomicBool, Ordering};
+/// # use lightning_background_processor::{process_events_async, GossipSync};
+/// # type MyBroadcaster = dyn lightning::chain::chaininterface::BroadcasterInterface + Send + Sync;
+/// # type MyFeeEstimator = dyn lightning::chain::chaininterface::FeeEstimator + Send + Sync;
+/// # type MyNodeSigner = dyn lightning::sign::NodeSigner + Send + Sync;
+/// # type MyUtxoLookup = dyn lightning::routing::utxo::UtxoLookup + Send + Sync;
+/// # type MyFilter = dyn lightning::chain::Filter + Send + Sync;
+/// # type MyLogger = dyn lightning::util::logger::Logger + Send + Sync;
+/// # type MyChainMonitor = lightning::chain::chainmonitor::ChainMonitor<lightning::sign::InMemorySigner, Arc<MyFilter>, Arc<MyBroadcaster>, Arc<MyFeeEstimator>, Arc<MyLogger>, Arc<MyPersister>>;
+/// # type MyPeerManager = lightning::ln::peer_handler::SimpleArcPeerManager<MySocketDescriptor, MyChainMonitor, MyBroadcaster, MyFeeEstimator, MyUtxoLookup, MyLogger>;
+/// # type MyNetworkGraph = lightning::routing::gossip::NetworkGraph<Arc<MyLogger>>;
+/// # type MyGossipSync = lightning::routing::gossip::P2PGossipSync<Arc<MyNetworkGraph>, Arc<MyUtxoLookup>, Arc<MyLogger>>;
+/// # type MyChannelManager = lightning::ln::channelmanager::SimpleArcChannelManager<MyChainMonitor, MyBroadcaster, MyFeeEstimator, MyLogger>;
+/// # type MyScorer = Mutex<lightning::routing::scoring::ProbabilisticScorer<Arc<MyNetworkGraph>, Arc<MyLogger>>>;
+///
+/// # async fn setup_background_processing(my_persister: Arc<MyPersister>, my_event_handler: Arc<MyEventHandler>, my_chain_monitor: Arc<MyChainMonitor>, my_channel_manager: Arc<MyChannelManager>, my_gossip_sync: Arc<MyGossipSync>, my_logger: Arc<MyLogger>, my_scorer: Arc<MyScorer>, my_peer_manager: Arc<MyPeerManager>) {
+/// let background_persister = Arc::clone(&my_persister);
+/// let background_event_handler = Arc::clone(&my_event_handler);
+/// let background_chain_mon = Arc::clone(&my_chain_monitor);
+/// let background_chan_man = Arc::clone(&my_channel_manager);
+/// let background_gossip_sync = GossipSync::p2p(Arc::clone(&my_gossip_sync));
+/// let background_peer_man = Arc::clone(&my_peer_manager);
+/// let background_logger = Arc::clone(&my_logger);
+/// let background_scorer = Arc::clone(&my_scorer);
+///
+/// // Setup the sleeper.
+/// let (stop_sender, stop_receiver) = tokio::sync::watch::channel(());
+///
+/// let sleeper = move |d| {
+/// let mut receiver = stop_receiver.clone();
+/// Box::pin(async move {
+/// tokio::select!{
+/// _ = tokio::time::sleep(d) => false,
+/// _ = receiver.changed() => true,
+/// }
+/// })
+/// };
+///
+/// let mobile_interruptable_platform = false;
+///
+/// let handle = tokio::spawn(async move {
+/// process_events_async(
+/// background_persister,
+/// |e| background_event_handler.handle_event(e),
+/// background_chain_mon,
+/// background_chan_man,
+/// background_gossip_sync,
+/// background_peer_man,
+/// background_logger,
+/// Some(background_scorer),
+/// sleeper,
+/// mobile_interruptable_platform,
+/// )
+/// .await
+/// .expect("Failed to process events");
+/// });
+///
+/// // Stop the background processing.
+/// stop_sender.send(()).unwrap();
+/// handle.await.unwrap();
+/// # }
+///```
#[cfg(feature = "futures")]
pub async fn process_events_async<
'a,
G: 'static + Deref<Target = NetworkGraph<L>> + Send + Sync,
L: 'static + Deref + Send + Sync,
P: 'static + Deref + Send + Sync,
- Descriptor: 'static + SocketDescriptor + Send + Sync,
- CMH: 'static + Deref + Send + Sync,
- RMH: 'static + Deref + Send + Sync,
- OMH: 'static + Deref + Send + Sync,
EventHandlerFuture: core::future::Future<Output = ()>,
EventHandler: Fn(Event) -> EventHandlerFuture,
PS: 'static + Deref + Send,
CM: 'static + Deref<Target = ChannelManager<CW, T, ES, NS, SP, F, R, L>> + Send + Sync,
PGS: 'static + Deref<Target = P2PGossipSync<G, UL, L>> + Send + Sync,
RGS: 'static + Deref<Target = RapidGossipSync<G, L>> + Send,
- UMH: 'static + Deref + Send + Sync,
- PM: 'static + Deref<Target = PeerManager<Descriptor, CMH, RMH, OMH, L, UMH, NS>> + Send + Sync,
+ APM: APeerManager + Send + Sync,
+ PM: 'static + Deref<Target = APM> + Send + Sync,
S: 'static + Deref<Target = SC> + Send + Sync,
SC: for<'b> WriteableScore<'b>,
SleepFuture: core::future::Future<Output = bool> + core::marker::Unpin,
R::Target: 'static + Router,
L::Target: 'static + Logger,
P::Target: 'static + Persist<<SP::Target as SignerProvider>::Signer>,
- CMH::Target: 'static + ChannelMessageHandler,
- OMH::Target: 'static + OnionMessageHandler,
- RMH::Target: 'static + RoutingMessageHandler,
- UMH::Target: 'static + CustomMessageHandler,
PS::Target: 'static + Persister<'a, CW, T, ES, NS, SP, F, R, L, SC>,
{
let mut should_break = false;
let network_graph = gossip_sync.network_graph();
let event_handler = &event_handler;
let scorer = &scorer;
+ let logger = &logger;
+ let persister = &persister;
async move {
if let Some(network_graph) = network_graph {
handle_network_graph_update(network_graph, &event)
}
if let Some(ref scorer) = scorer {
- update_scorer(scorer, &event);
+ if update_scorer(scorer, &event) {
+ log_trace!(logger, "Persisting scorer after update");
+ if let Err(e) = persister.persist_scorer(&scorer) {
+ log_error!(logger, "Error: Failed to persist scorer, check your disk and permissions {}", e)
+ }
+ }
}
event_handler(event).await;
}
G: 'static + Deref<Target = NetworkGraph<L>> + Send + Sync,
L: 'static + Deref + Send + Sync,
P: 'static + Deref + Send + Sync,
- Descriptor: 'static + SocketDescriptor + Send + Sync,
- CMH: 'static + Deref + Send + Sync,
- OMH: 'static + Deref + Send + Sync,
- RMH: 'static + Deref + Send + Sync,
EH: 'static + EventHandler + Send,
PS: 'static + Deref + Send,
M: 'static + Deref<Target = ChainMonitor<<SP::Target as SignerProvider>::Signer, CF, T, F, L, P>> + Send + Sync,
CM: 'static + Deref<Target = ChannelManager<CW, T, ES, NS, SP, F, R, L>> + Send + Sync,
PGS: 'static + Deref<Target = P2PGossipSync<G, UL, L>> + Send + Sync,
RGS: 'static + Deref<Target = RapidGossipSync<G, L>> + Send,
- UMH: 'static + Deref + Send + Sync,
- PM: 'static + Deref<Target = PeerManager<Descriptor, CMH, RMH, OMH, L, UMH, NS>> + Send + Sync,
+ APM: APeerManager + Send + Sync,
+ PM: 'static + Deref<Target = APM> + Send + Sync,
S: 'static + Deref<Target = SC> + Send + Sync,
SC: for <'b> WriteableScore<'b>,
>(
R::Target: 'static + Router,
L::Target: 'static + Logger,
P::Target: 'static + Persist<<SP::Target as SignerProvider>::Signer>,
- CMH::Target: 'static + ChannelMessageHandler,
- OMH::Target: 'static + OnionMessageHandler,
- RMH::Target: 'static + RoutingMessageHandler,
- UMH::Target: 'static + CustomMessageHandler,
PS::Target: 'static + Persister<'a, CW, T, ES, NS, SP, F, R, L, SC>,
{
let stop_thread = Arc::new(AtomicBool::new(false));
handle_network_graph_update(network_graph, &event)
}
if let Some(ref scorer) = scorer {
- update_scorer(scorer, &event);
+ if update_scorer(scorer, &event) {
+ log_trace!(logger, "Persisting scorer after update");
+ if let Err(e) = persister.persist_scorer(&scorer) {
+ log_error!(logger, "Error: Failed to persist scorer, check your disk and permissions {}", e)
+ }
+ }
}
event_handler.handle_event(event);
};
#[cfg(all(feature = "std", test))]
mod tests {
- use bitcoin::blockdata::block::BlockHeader;
- use bitcoin::blockdata::constants::genesis_block;
+ use bitcoin::blockdata::constants::{genesis_block, ChainHash};
use bitcoin::blockdata::locktime::PackedLockTime;
use bitcoin::blockdata::transaction::{Transaction, TxOut};
use bitcoin::network::constants::Network;
use bitcoin::secp256k1::{SecretKey, PublicKey, Secp256k1};
use lightning::chain::{BestBlock, Confirm, chainmonitor};
use lightning::chain::channelmonitor::ANTI_REORG_DELAY;
- use lightning::chain::keysinterface::{InMemorySigner, KeysManager};
+ use lightning::sign::{InMemorySigner, KeysManager};
use lightning::chain::transaction::OutPoint;
use lightning::events::{Event, PathFailure, MessageSendEventsProvider, MessageSendEvent};
use lightning::{get_event_msg, get_event};
use lightning::ln::channelmanager;
use lightning::ln::channelmanager::{BREAKDOWN_TIMEOUT, ChainParameters, MIN_CLTV_EXPIRY_DELTA, PaymentId};
use lightning::ln::features::{ChannelFeatures, NodeFeatures};
+ use lightning::ln::functional_test_utils::*;
use lightning::ln::msgs::{ChannelMessageHandler, Init};
use lightning::ln::peer_handler::{PeerManager, MessageHandler, SocketDescriptor, IgnoringMessageHandler};
use lightning::routing::gossip::{NetworkGraph, NodeId, P2PGossipSync};
- use lightning::routing::router::{DefaultRouter, RouteHop};
+ use lightning::routing::router::{DefaultRouter, Path, RouteHop};
use lightning::routing::scoring::{ChannelUsage, Score};
use lightning::util::config::UserConfig;
use lightning::util::ser::Writeable;
use lightning::util::persist::KVStorePersister;
use lightning_persister::FilesystemPersister;
use std::collections::VecDeque;
- use std::fs;
+ use std::{fs, env};
use std::path::PathBuf;
use std::sync::{Arc, Mutex};
use std::sync::mpsc::SyncSender;
use std::time::Duration;
- use bitcoin::hashes::Hash;
- use bitcoin::TxMerkleNode;
use lightning_rapid_gossip_sync::RapidGossipSync;
use super::{BackgroundProcessor, GossipSync, FRESHNESS_TIMER};
fn disconnect_socket(&mut self) {}
}
- type ChannelManager = channelmanager::ChannelManager<Arc<ChainMonitor>, Arc<test_utils::TestBroadcaster>, Arc<KeysManager>, Arc<KeysManager>, Arc<KeysManager>, Arc<test_utils::TestFeeEstimator>, Arc<DefaultRouter< Arc<NetworkGraph<Arc<test_utils::TestLogger>>>, Arc<test_utils::TestLogger>, Arc<Mutex<TestScorer>>>>, Arc<test_utils::TestLogger>>;
+ type ChannelManager =
+ channelmanager::ChannelManager<
+ Arc<ChainMonitor>,
+ Arc<test_utils::TestBroadcaster>,
+ Arc<KeysManager>,
+ Arc<KeysManager>,
+ Arc<KeysManager>,
+ Arc<test_utils::TestFeeEstimator>,
+ Arc<DefaultRouter<
+ Arc<NetworkGraph<Arc<test_utils::TestLogger>>>,
+ Arc<test_utils::TestLogger>,
+ Arc<Mutex<TestScorer>>,
+ (),
+ TestScorer>
+ >,
+ Arc<test_utils::TestLogger>>;
type ChainMonitor = chainmonitor::ChainMonitor<InMemorySigner, Arc<test_utils::TestChainSource>, Arc<test_utils::TestBroadcaster>, Arc<test_utils::TestFeeEstimator>, Arc<test_utils::TestLogger>, Arc<FilesystemPersister>>;
if key == "network_graph" {
if let Some(sender) = &self.graph_persistence_notifier {
- sender.send(()).unwrap();
+ match sender.send(()) {
+ Ok(()) => {},
+ Err(std::sync::mpsc::SendError(())) => println!("Persister failed to notify as receiver went away."),
+ }
};
if let Some((error, message)) = self.graph_error {
#[derive(Debug)]
enum TestResult {
- PaymentFailure { path: Vec<RouteHop>, short_channel_id: u64 },
- PaymentSuccess { path: Vec<RouteHop> },
- ProbeFailure { path: Vec<RouteHop> },
- ProbeSuccess { path: Vec<RouteHop> },
+ PaymentFailure { path: Path, short_channel_id: u64 },
+ PaymentSuccess { path: Path },
+ ProbeFailure { path: Path },
+ ProbeSuccess { path: Path },
}
impl TestScorer {
}
impl Score for TestScorer {
+ type ScoreParams = ();
fn channel_penalty_msat(
- &self, _short_channel_id: u64, _source: &NodeId, _target: &NodeId, _usage: ChannelUsage
+ &self, _short_channel_id: u64, _source: &NodeId, _target: &NodeId, _usage: ChannelUsage, _score_params: &Self::ScoreParams
) -> u64 { unimplemented!(); }
- fn payment_path_failed(&mut self, actual_path: &[&RouteHop], actual_short_channel_id: u64) {
+ fn payment_path_failed(&mut self, actual_path: &Path, actual_short_channel_id: u64) {
if let Some(expectations) = &mut self.event_expectations {
match expectations.pop_front().unwrap() {
TestResult::PaymentFailure { path, short_channel_id } => {
- assert_eq!(actual_path, &path.iter().collect::<Vec<_>>()[..]);
+ assert_eq!(actual_path, &path);
assert_eq!(actual_short_channel_id, short_channel_id);
},
TestResult::PaymentSuccess { path } => {
}
}
- fn payment_path_successful(&mut self, actual_path: &[&RouteHop]) {
+ fn payment_path_successful(&mut self, actual_path: &Path) {
if let Some(expectations) = &mut self.event_expectations {
match expectations.pop_front().unwrap() {
TestResult::PaymentFailure { path, .. } => {
panic!("Unexpected payment path failure: {:?}", path)
},
TestResult::PaymentSuccess { path } => {
- assert_eq!(actual_path, &path.iter().collect::<Vec<_>>()[..]);
+ assert_eq!(actual_path, &path);
},
TestResult::ProbeFailure { path } => {
panic!("Unexpected probe failure: {:?}", path)
}
}
- fn probe_failed(&mut self, actual_path: &[&RouteHop], _: u64) {
+ fn probe_failed(&mut self, actual_path: &Path, _: u64) {
if let Some(expectations) = &mut self.event_expectations {
match expectations.pop_front().unwrap() {
TestResult::PaymentFailure { path, .. } => {
panic!("Unexpected payment path success: {:?}", path)
},
TestResult::ProbeFailure { path } => {
- assert_eq!(actual_path, &path.iter().collect::<Vec<_>>()[..]);
+ assert_eq!(actual_path, &path);
},
TestResult::ProbeSuccess { path } => {
panic!("Unexpected probe success: {:?}", path)
}
}
}
- fn probe_successful(&mut self, actual_path: &[&RouteHop]) {
+ fn probe_successful(&mut self, actual_path: &Path) {
if let Some(expectations) = &mut self.event_expectations {
match expectations.pop_front().unwrap() {
TestResult::PaymentFailure { path, .. } => {
panic!("Unexpected probe failure: {:?}", path)
},
TestResult::ProbeSuccess { path } => {
- assert_eq!(actual_path, &path.iter().collect::<Vec<_>>()[..]);
+ assert_eq!(actual_path, &path);
}
}
}
path.to_str().unwrap().to_string()
}
- fn create_nodes(num_nodes: usize, persist_dir: String) -> Vec<Node> {
+ fn create_nodes(num_nodes: usize, persist_dir: &str) -> (String, Vec<Node>) {
+ let persist_temp_path = env::temp_dir().join(persist_dir);
+ let persist_dir = persist_temp_path.to_string_lossy().to_string();
+ let network = Network::Bitcoin;
let mut nodes = Vec::new();
for i in 0..num_nodes {
- let tx_broadcaster = Arc::new(test_utils::TestBroadcaster{txn_broadcasted: Mutex::new(Vec::new()), blocks: Arc::new(Mutex::new(Vec::new()))});
+ let tx_broadcaster = Arc::new(test_utils::TestBroadcaster::new(network));
let fee_estimator = Arc::new(test_utils::TestFeeEstimator { sat_per_kw: Mutex::new(253) });
let logger = Arc::new(test_utils::TestLogger::with_id(format!("node {}", i)));
- let network = Network::Testnet;
let genesis_block = genesis_block(network);
let network_graph = Arc::new(NetworkGraph::new(network, logger.clone()));
let scorer = Arc::new(Mutex::new(TestScorer::new()));
let seed = [i as u8; 32];
- let router = Arc::new(DefaultRouter::new(network_graph.clone(), logger.clone(), seed, scorer.clone()));
- let chain_source = Arc::new(test_utils::TestChainSource::new(Network::Testnet));
- let persister = Arc::new(FilesystemPersister::new(format!("{}_persister_{}", persist_dir, i)));
+ let router = Arc::new(DefaultRouter::new(network_graph.clone(), logger.clone(), seed, scorer.clone(), ()));
+ let chain_source = Arc::new(test_utils::TestChainSource::new(Network::Bitcoin));
+ let persister = Arc::new(FilesystemPersister::new(format!("{}_persister_{}", &persist_dir, i)));
let now = Duration::from_secs(genesis_block.header.time as u64);
let keys_manager = Arc::new(KeysManager::new(&seed, now.as_secs(), now.subsec_nanos()));
let chain_monitor = Arc::new(chainmonitor::ChainMonitor::new(Some(chain_source.clone()), tx_broadcaster.clone(), logger.clone(), fee_estimator.clone(), persister.clone()));
let best_block = BestBlock::from_network(network);
let params = ChainParameters { network, best_block };
- let manager = Arc::new(ChannelManager::new(fee_estimator.clone(), chain_monitor.clone(), tx_broadcaster.clone(), router.clone(), logger.clone(), keys_manager.clone(), keys_manager.clone(), keys_manager.clone(), UserConfig::default(), params));
+ let manager = Arc::new(ChannelManager::new(fee_estimator.clone(), chain_monitor.clone(), tx_broadcaster.clone(), router.clone(), logger.clone(), keys_manager.clone(), keys_manager.clone(), keys_manager.clone(), UserConfig::default(), params, genesis_block.header.time));
let p2p_gossip_sync = Arc::new(P2PGossipSync::new(network_graph.clone(), Some(chain_source.clone()), logger.clone()));
let rapid_gossip_sync = Arc::new(RapidGossipSync::new(network_graph.clone(), logger.clone()));
- let msg_handler = MessageHandler { chan_handler: Arc::new(test_utils::TestChannelMessageHandler::new()), route_handler: Arc::new(test_utils::TestRoutingMessageHandler::new()), onion_message_handler: IgnoringMessageHandler{}};
- let peer_manager = Arc::new(PeerManager::new(msg_handler, 0, &seed, logger.clone(), IgnoringMessageHandler{}, keys_manager.clone()));
+ let msg_handler = MessageHandler {
+ chan_handler: Arc::new(test_utils::TestChannelMessageHandler::new(ChainHash::using_genesis_block(Network::Testnet))),
+ route_handler: Arc::new(test_utils::TestRoutingMessageHandler::new()),
+ onion_message_handler: IgnoringMessageHandler{}, custom_message_handler: IgnoringMessageHandler{}
+ };
+ let peer_manager = Arc::new(PeerManager::new(msg_handler, 0, &seed, logger.clone(), keys_manager.clone()));
let node = Node { node: manager, p2p_gossip_sync, rapid_gossip_sync, peer_manager, chain_monitor, persister, tx_broadcaster, network_graph, logger, best_block, scorer };
nodes.push(node);
}
for i in 0..num_nodes {
for j in (i+1)..num_nodes {
- nodes[i].node.peer_connected(&nodes[j].node.get_our_node_id(), &Init { features: nodes[j].node.init_features(), remote_network_address: None }, true).unwrap();
- nodes[j].node.peer_connected(&nodes[i].node.get_our_node_id(), &Init { features: nodes[i].node.init_features(), remote_network_address: None }, false).unwrap();
+ nodes[i].node.peer_connected(&nodes[j].node.get_our_node_id(), &Init {
+ features: nodes[j].node.init_features(), networks: None, remote_network_address: None
+ }, true).unwrap();
+ nodes[j].node.peer_connected(&nodes[i].node.get_our_node_id(), &Init {
+ features: nodes[i].node.init_features(), networks: None, remote_network_address: None
+ }, false).unwrap();
}
}
- nodes
+ (persist_dir, nodes)
}
macro_rules! open_channel {
for i in 1..=depth {
let prev_blockhash = node.best_block.block_hash();
let height = node.best_block.height() + 1;
- let header = BlockHeader { version: 0x20000000, prev_blockhash, merkle_root: TxMerkleNode::all_zeros(), time: height, bits: 42, nonce: 42 };
+ let header = create_dummy_header(prev_blockhash, height);
let txdata = vec![(0, tx)];
node.best_block = BestBlock::new(header.block_hash(), height);
match i {
// Test that when a new channel is created, the ChannelManager needs to be re-persisted with
// updates. Also test that when new updates are available, the manager signals that it needs
// re-persistence and is successfully re-persisted.
- let nodes = create_nodes(2, "test_background_processor".to_string());
+ let (persist_dir, nodes) = create_nodes(2, "test_background_processor");
// Go through the channel creation process so that each node has something to persist. Since
// open_channel consumes events, it must complete before starting BackgroundProcessor to
}
// Check that the initial channel manager data is persisted as expected.
- let filepath = get_full_filepath("test_background_processor_persister_0".to_string(), "manager".to_string());
+ let filepath = get_full_filepath(format!("{}_persister_0", &persist_dir), "manager".to_string());
check_persisted_data!(nodes[0].node, filepath.clone());
loop {
}
// Check network graph is persisted
- let filepath = get_full_filepath("test_background_processor_persister_0".to_string(), "network_graph".to_string());
+ let filepath = get_full_filepath(format!("{}_persister_0", &persist_dir), "network_graph".to_string());
check_persisted_data!(nodes[0].network_graph, filepath.clone());
// Check scorer is persisted
- let filepath = get_full_filepath("test_background_processor_persister_0".to_string(), "scorer".to_string());
+ let filepath = get_full_filepath(format!("{}_persister_0", &persist_dir), "scorer".to_string());
check_persisted_data!(nodes[0].scorer, filepath.clone());
if !std::thread::panicking() {
#[test]
fn test_timer_tick_called() {
- // Test that ChannelManager's and PeerManager's `timer_tick_occurred` is called every
- // `FRESHNESS_TIMER`.
- let nodes = create_nodes(1, "test_timer_tick_called".to_string());
+ // Test that `ChannelManager::timer_tick_occurred` is called every `FRESHNESS_TIMER`,
+ // `ChainMonitor::rebroadcast_pending_claims` is called every `REBROADCAST_TIMER`, and
+ // `PeerManager::timer_tick_occurred` every `PING_TIMER`.
+ let (_, nodes) = create_nodes(1, "test_timer_tick_called");
let data_dir = nodes[0].persister.get_data_dir();
let persister = Arc::new(Persister::new(data_dir));
let event_handler = |_: _| {};
let bg_processor = BackgroundProcessor::start(persister, event_handler, nodes[0].chain_monitor.clone(), nodes[0].node.clone(), nodes[0].no_gossip_sync(), nodes[0].peer_manager.clone(), nodes[0].logger.clone(), Some(nodes[0].scorer.clone()));
loop {
let log_entries = nodes[0].logger.lines.lock().unwrap();
- let desired_log = "Calling ChannelManager's timer_tick_occurred".to_string();
- let second_desired_log = "Calling PeerManager's timer_tick_occurred".to_string();
- if log_entries.get(&("lightning_background_processor".to_string(), desired_log)).is_some() &&
- log_entries.get(&("lightning_background_processor".to_string(), second_desired_log)).is_some() {
+ let desired_log_1 = "Calling ChannelManager's timer_tick_occurred".to_string();
+ let desired_log_2 = "Calling PeerManager's timer_tick_occurred".to_string();
+ let desired_log_3 = "Rebroadcasting monitor's pending claims".to_string();
+ if log_entries.get(&("lightning_background_processor".to_string(), desired_log_1)).is_some() &&
+ log_entries.get(&("lightning_background_processor".to_string(), desired_log_2)).is_some() &&
+ log_entries.get(&("lightning_background_processor".to_string(), desired_log_3)).is_some() {
break
}
}
#[test]
fn test_channel_manager_persist_error() {
// Test that if we encounter an error during manager persistence, the thread panics.
- let nodes = create_nodes(2, "test_persist_error".to_string());
+ let (_, nodes) = create_nodes(2, "test_persist_error");
open_channel!(nodes[0], nodes[1], 100000);
let data_dir = nodes[0].persister.get_data_dir();
#[cfg(feature = "futures")]
async fn test_channel_manager_persist_error_async() {
// Test that if we encounter an error during manager persistence, the thread panics.
- let nodes = create_nodes(2, "test_persist_error_sync".to_string());
+ let (_, nodes) = create_nodes(2, "test_persist_error_sync");
open_channel!(nodes[0], nodes[1], 100000);
let data_dir = nodes[0].persister.get_data_dir();
#[test]
fn test_network_graph_persist_error() {
// Test that if we encounter an error during network graph persistence, an error gets returned.
- let nodes = create_nodes(2, "test_persist_network_graph_error".to_string());
+ let (_, nodes) = create_nodes(2, "test_persist_network_graph_error");
let data_dir = nodes[0].persister.get_data_dir();
let persister = Arc::new(Persister::new(data_dir).with_graph_error(std::io::ErrorKind::Other, "test"));
let event_handler = |_: _| {};
#[test]
fn test_scorer_persist_error() {
// Test that if we encounter an error during scorer persistence, an error gets returned.
- let nodes = create_nodes(2, "test_persist_scorer_error".to_string());
+ let (_, nodes) = create_nodes(2, "test_persist_scorer_error");
let data_dir = nodes[0].persister.get_data_dir();
let persister = Arc::new(Persister::new(data_dir).with_scorer_error(std::io::ErrorKind::Other, "test"));
let event_handler = |_: _| {};
#[test]
fn test_background_event_handling() {
- let mut nodes = create_nodes(2, "test_background_event_handling".to_string());
+ let (_, mut nodes) = create_nodes(2, "test_background_event_handling");
let channel_value = 100000;
let data_dir = nodes[0].persister.get_data_dir();
let persister = Arc::new(Persister::new(data_dir.clone()));
#[test]
fn test_scorer_persistence() {
- let nodes = create_nodes(2, "test_scorer_persistence".to_string());
+ let (_, nodes) = create_nodes(2, "test_scorer_persistence");
let data_dir = nodes[0].persister.get_data_dir();
let persister = Arc::new(Persister::new(data_dir));
let event_handler = |_: _| {};
];
$nodes[0].rapid_gossip_sync.update_network_graph_no_std(&initialization_input[..], Some(1642291930)).unwrap();
- // this should have added two channels
- assert_eq!($nodes[0].network_graph.read_only().channels().len(), 3);
+ // this should have added two channels and pruned the previous one.
+ assert_eq!($nodes[0].network_graph.read_only().channels().len(), 2);
$receive.expect("Network graph not pruned within deadline");
fn test_not_pruning_network_graph_until_graph_sync_completion() {
let (sender, receiver) = std::sync::mpsc::sync_channel(1);
- let nodes = create_nodes(2, "test_not_pruning_network_graph_until_graph_sync_completion".to_string());
+ let (_, nodes) = create_nodes(2, "test_not_pruning_network_graph_until_graph_sync_completion");
let data_dir = nodes[0].persister.get_data_dir();
let persister = Arc::new(Persister::new(data_dir).with_graph_persistence_notifier(sender));
async fn test_not_pruning_network_graph_until_graph_sync_completion_async() {
let (sender, receiver) = std::sync::mpsc::sync_channel(1);
- let nodes = create_nodes(2, "test_not_pruning_network_graph_until_graph_sync_completion_async".to_string());
+ let (_, nodes) = create_nodes(2, "test_not_pruning_network_graph_until_graph_sync_completion_async");
let data_dir = nodes[0].persister.get_data_dir();
let persister = Arc::new(Persister::new(data_dir).with_graph_persistence_notifier(sender));
})
}, false,
);
- // TODO: Drop _local and simply spawn after #2003
- let local_set = tokio::task::LocalSet::new();
- local_set.spawn_local(bp_future);
- local_set.spawn_local(async move {
+
+ let t1 = tokio::spawn(bp_future);
+ let t2 = tokio::spawn(async move {
do_test_not_pruning_network_graph_until_graph_sync_completion!(nodes, {
let mut i = 0;
loop {
}, tokio::time::sleep(Duration::from_millis(1)).await);
exit_sender.send(()).unwrap();
});
- local_set.await;
+ let (r1, r2) = tokio::join!(t1, t2);
+ r1.unwrap().unwrap();
+ r2.unwrap()
}
macro_rules! do_test_payment_path_scoring {
let node_1_privkey = SecretKey::from_slice(&[42; 32]).unwrap();
let node_1_id = PublicKey::from_secret_key(&secp_ctx, &node_1_privkey);
- let path = vec![RouteHop {
+ let path = Path { hops: vec![RouteHop {
pubkey: node_1_id,
node_features: NodeFeatures::empty(),
short_channel_id: scored_scid,
channel_features: ChannelFeatures::empty(),
fee_msat: 0,
cltv_expiry_delta: MIN_CLTV_EXPIRY_DELTA as u32,
- }];
+ }], blinded_tail: None };
$nodes[0].scorer.lock().unwrap().expect(TestResult::PaymentFailure { path: path.clone(), short_channel_id: scored_scid });
$nodes[0].node.push_pending_event(Event::PaymentPathFailed {
_ => panic!("Unexpected event: {:?}", event),
};
- let nodes = create_nodes(1, "test_payment_path_scoring".to_string());
+ let (_, nodes) = create_nodes(1, "test_payment_path_scoring");
let data_dir = nodes[0].persister.get_data_dir();
let persister = Arc::new(Persister::new(data_dir));
let bg_processor = BackgroundProcessor::start(persister, event_handler, nodes[0].chain_monitor.clone(), nodes[0].node.clone(), nodes[0].no_gossip_sync(), nodes[0].peer_manager.clone(), nodes[0].logger.clone(), Some(nodes[0].scorer.clone()));
if !std::thread::panicking() {
bg_processor.stop().unwrap();
}
+
+ let log_entries = nodes[0].logger.lines.lock().unwrap();
+ let expected_log = "Persisting scorer after update".to_string();
+ assert_eq!(*log_entries.get(&("lightning_background_processor".to_string(), expected_log)).unwrap(), 5);
}
#[tokio::test]
}
};
- let nodes = create_nodes(1, "test_payment_path_scoring_async".to_string());
+ let (_, nodes) = create_nodes(1, "test_payment_path_scoring_async");
let data_dir = nodes[0].persister.get_data_dir();
let persister = Arc::new(Persister::new(data_dir));
})
}, false,
);
- // TODO: Drop _local and simply spawn after #2003
- let local_set = tokio::task::LocalSet::new();
- local_set.spawn_local(bp_future);
- local_set.spawn_local(async move {
+ let t1 = tokio::spawn(bp_future);
+ let t2 = tokio::spawn(async move {
do_test_payment_path_scoring!(nodes, receiver.recv().await);
exit_sender.send(()).unwrap();
+
+ let log_entries = nodes[0].logger.lines.lock().unwrap();
+ let expected_log = "Persisting scorer after update".to_string();
+ assert_eq!(*log_entries.get(&("lightning_background_processor".to_string(), expected_log)).unwrap(), 5);
});
- local_set.await;
+
+ let (r1, r2) = tokio::join!(t1, t2);
+ r1.unwrap().unwrap();
+ r2.unwrap()
}
}