1 // This file is Copyright its original authors, visible in version control
4 // This file is licensed under the Apache License, Version 2.0 <LICENSE-APACHE
5 // or http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
6 // <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your option.
7 // You may not use this file except in accordance with one or both of these
10 use crate::blinded_path::BlindedPath;
11 use crate::blinded_path::payment::ReceiveTlvs;
13 use crate::chain::WatchedOutput;
14 use crate::chain::chaininterface;
15 use crate::chain::chaininterface::ConfirmationTarget;
17 use crate::chain::chaininterface::FEERATE_FLOOR_SATS_PER_KW;
18 use crate::chain::chainmonitor;
19 use crate::chain::chainmonitor::{MonitorUpdateId, UpdateOrigin};
20 use crate::chain::channelmonitor;
21 use crate::chain::channelmonitor::MonitorEvent;
22 use crate::chain::transaction::OutPoint;
23 use crate::routing::router::{CandidateRouteHop, FirstHopCandidate, PublicHopCandidate, PrivateHopCandidate};
26 use crate::events::bump_transaction::{WalletSource, Utxo};
27 use crate::ln::ChannelId;
28 use crate::ln::channelmanager::{ChannelDetails, self};
30 use crate::ln::chan_utils::CommitmentTransaction;
31 use crate::ln::features::{ChannelFeatures, InitFeatures, NodeFeatures};
32 use crate::ln::{msgs, wire};
33 use crate::ln::msgs::LightningError;
34 use crate::ln::script::ShutdownScript;
35 use crate::offers::invoice::{BlindedPayInfo, UnsignedBolt12Invoice};
36 use crate::offers::invoice_request::UnsignedInvoiceRequest;
37 use crate::onion_message::messenger::{DefaultMessageRouter, Destination, MessageRouter, OnionMessagePath};
38 use crate::routing::gossip::{EffectiveCapacity, NetworkGraph, NodeId, RoutingFees};
39 use crate::routing::utxo::{UtxoLookup, UtxoLookupError, UtxoResult};
40 use crate::routing::router::{DefaultRouter, InFlightHtlcs, Path, Route, RouteParameters, RouteHintHop, Router, ScorerAccountingForInFlightHtlcs};
41 use crate::routing::scoring::{ChannelUsage, ScoreUpdate, ScoreLookUp};
42 use crate::sync::RwLock;
43 use crate::util::config::UserConfig;
44 use crate::util::test_channel_signer::{TestChannelSigner, EnforcementState};
45 use crate::util::logger::{Logger, Level, Record};
46 use crate::util::ser::{Readable, ReadableArgs, Writer, Writeable};
47 use crate::util::persist::KVStore;
49 use bitcoin::blockdata::constants::ChainHash;
50 use bitcoin::blockdata::constants::genesis_block;
51 use bitcoin::blockdata::transaction::{Transaction, TxOut};
52 use bitcoin::blockdata::script::{Builder, Script, ScriptBuf};
53 use bitcoin::blockdata::opcodes;
54 use bitcoin::blockdata::block::Block;
55 use bitcoin::network::constants::Network;
56 use bitcoin::hash_types::{BlockHash, Txid};
57 use bitcoin::sighash::{SighashCache, EcdsaSighashType};
59 use bitcoin::secp256k1::{PublicKey, Scalar, Secp256k1, SecretKey, self};
60 use bitcoin::secp256k1::ecdh::SharedSecret;
61 use bitcoin::secp256k1::ecdsa::{RecoverableSignature, Signature};
62 use bitcoin::secp256k1::schnorr;
65 use crate::prelude::*;
66 use core::cell::RefCell;
67 use core::time::Duration;
68 use crate::sync::{Mutex, Arc};
69 use core::sync::atomic::{AtomicBool, AtomicUsize, Ordering};
71 use bitcoin::bech32::u5;
72 use crate::sign::{InMemorySigner, RandomBytes, Recipient, EntropySource, NodeSigner, SignerProvider};
74 #[cfg(feature = "std")]
75 use std::time::{SystemTime, UNIX_EPOCH};
76 use bitcoin::psbt::PartiallySignedTransaction;
77 use bitcoin::Sequence;
79 pub fn pubkey(byte: u8) -> PublicKey {
80 let secp_ctx = Secp256k1::new();
81 PublicKey::from_secret_key(&secp_ctx, &privkey(byte))
84 pub fn privkey(byte: u8) -> SecretKey {
85 SecretKey::from_slice(&[byte; 32]).unwrap()
88 pub struct TestVecWriter(pub Vec<u8>);
89 impl Writer for TestVecWriter {
90 fn write_all(&mut self, buf: &[u8]) -> Result<(), io::Error> {
91 self.0.extend_from_slice(buf);
96 pub struct TestFeeEstimator {
97 pub sat_per_kw: Mutex<u32>,
99 impl chaininterface::FeeEstimator for TestFeeEstimator {
100 fn get_est_sat_per_1000_weight(&self, _confirmation_target: ConfirmationTarget) -> u32 {
101 *self.sat_per_kw.lock().unwrap()
105 pub struct TestRouter<'a> {
106 pub router: DefaultRouter<
107 Arc<NetworkGraph<&'a TestLogger>>,
110 &'a RwLock<TestScorer>,
114 //pub entropy_source: &'a RandomBytes,
115 pub network_graph: Arc<NetworkGraph<&'a TestLogger>>,
116 pub next_routes: Mutex<VecDeque<(RouteParameters, Result<Route, LightningError>)>>,
117 pub scorer: &'a RwLock<TestScorer>,
120 impl<'a> TestRouter<'a> {
122 network_graph: Arc<NetworkGraph<&'a TestLogger>>, logger: &'a TestLogger,
123 scorer: &'a RwLock<TestScorer>,
125 let entropy_source = Arc::new(RandomBytes::new([42; 32]));
127 router: DefaultRouter::new(network_graph.clone(), logger, entropy_source, scorer, ()),
129 next_routes: Mutex::new(VecDeque::new()),
134 pub fn expect_find_route(&self, query: RouteParameters, result: Result<Route, LightningError>) {
135 let mut expected_routes = self.next_routes.lock().unwrap();
136 expected_routes.push_back((query, result));
140 impl<'a> Router for TestRouter<'a> {
142 &self, payer: &PublicKey, params: &RouteParameters, first_hops: Option<&[&ChannelDetails]>,
143 inflight_htlcs: InFlightHtlcs
144 ) -> Result<Route, msgs::LightningError> {
146 let next_route_opt = self.next_routes.lock().unwrap().pop_front();
147 if let Some((find_route_query, find_route_res)) = next_route_opt {
148 assert_eq!(find_route_query, *params);
149 if let Ok(ref route) = find_route_res {
150 assert_eq!(route.route_params, Some(find_route_query));
151 let scorer = self.scorer.read().unwrap();
152 let scorer = ScorerAccountingForInFlightHtlcs::new(scorer, &inflight_htlcs);
153 for path in &route.paths {
154 let mut aggregate_msat = 0u64;
155 let mut prev_hop_node = payer;
156 for (idx, hop) in path.hops.iter().rev().enumerate() {
157 aggregate_msat += hop.fee_msat;
158 let usage = ChannelUsage {
159 amount_msat: aggregate_msat,
160 inflight_htlc_msat: 0,
161 effective_capacity: EffectiveCapacity::Unknown,
164 if idx == path.hops.len() - 1 {
165 if let Some(first_hops) = first_hops {
166 if let Some(idx) = first_hops.iter().position(|h| h.get_outbound_payment_scid() == Some(hop.short_channel_id)) {
167 let node_id = NodeId::from_pubkey(payer);
168 let candidate = CandidateRouteHop::FirstHop(FirstHopCandidate {
169 details: first_hops[idx],
170 payer_node_id: &node_id,
172 scorer.channel_penalty_msat(&candidate, usage, &Default::default());
177 let network_graph = self.network_graph.read_only();
178 if let Some(channel) = network_graph.channel(hop.short_channel_id) {
179 let (directed, _) = channel.as_directed_to(&NodeId::from_pubkey(&hop.pubkey)).unwrap();
180 let candidate = CandidateRouteHop::PublicHop(PublicHopCandidate {
182 short_channel_id: hop.short_channel_id,
184 scorer.channel_penalty_msat(&candidate, usage, &Default::default());
186 let target_node_id = NodeId::from_pubkey(&hop.pubkey);
187 let route_hint = RouteHintHop {
188 src_node_id: *prev_hop_node,
189 short_channel_id: hop.short_channel_id,
190 fees: RoutingFees { base_msat: 0, proportional_millionths: 0 },
191 cltv_expiry_delta: 0,
192 htlc_minimum_msat: None,
193 htlc_maximum_msat: None,
195 let candidate = CandidateRouteHop::PrivateHop(PrivateHopCandidate {
197 target_node_id: &target_node_id,
199 scorer.channel_penalty_msat(&candidate, usage, &Default::default());
201 prev_hop_node = &hop.pubkey;
205 route_res = find_route_res;
207 route_res = self.router.find_route(payer, params, first_hops, inflight_htlcs);
210 if let Ok(route) = &route_res {
211 // Previously, `Route`s failed to round-trip through serialization due to a write/read
212 // mismatch. Thus, here we test all test-generated routes round-trip:
213 let ser = route.encode();
214 assert_eq!(Route::read(&mut &ser[..]).unwrap(), *route);
219 fn create_blinded_payment_paths<
220 T: secp256k1::Signing + secp256k1::Verification
222 &self, recipient: PublicKey, first_hops: Vec<ChannelDetails>, tlvs: ReceiveTlvs,
223 amount_msats: u64, secp_ctx: &Secp256k1<T>,
224 ) -> Result<Vec<(BlindedPayInfo, BlindedPath)>, ()> {
225 self.router.create_blinded_payment_paths(
226 recipient, first_hops, tlvs, amount_msats, secp_ctx
231 impl<'a> MessageRouter for TestRouter<'a> {
233 &self, sender: PublicKey, peers: Vec<PublicKey>, destination: Destination
234 ) -> Result<OnionMessagePath, ()> {
235 self.router.find_path(sender, peers, destination)
238 fn create_blinded_paths<
239 T: secp256k1::Signing + secp256k1::Verification
241 &self, recipient: PublicKey, peers: Vec<PublicKey>, secp_ctx: &Secp256k1<T>,
242 ) -> Result<Vec<BlindedPath>, ()> {
243 self.router.create_blinded_paths(recipient, peers, secp_ctx)
247 impl<'a> Drop for TestRouter<'a> {
249 #[cfg(feature = "std")] {
250 if std::thread::panicking() {
254 assert!(self.next_routes.lock().unwrap().is_empty());
258 pub struct TestMessageRouter<'a> {
259 inner: DefaultMessageRouter<Arc<NetworkGraph<&'a TestLogger>>, &'a TestLogger, &'a TestKeysInterface>,
262 impl<'a> TestMessageRouter<'a> {
263 pub fn new(network_graph: Arc<NetworkGraph<&'a TestLogger>>, entropy_source: &'a TestKeysInterface) -> Self {
264 Self { inner: DefaultMessageRouter::new(network_graph, entropy_source) }
268 impl<'a> MessageRouter for TestMessageRouter<'a> {
270 &self, sender: PublicKey, peers: Vec<PublicKey>, destination: Destination
271 ) -> Result<OnionMessagePath, ()> {
272 self.inner.find_path(sender, peers, destination)
275 fn create_blinded_paths<T: secp256k1::Signing + secp256k1::Verification>(
276 &self, recipient: PublicKey, peers: Vec<PublicKey>, secp_ctx: &Secp256k1<T>,
277 ) -> Result<Vec<BlindedPath>, ()> {
278 self.inner.create_blinded_paths(recipient, peers, secp_ctx)
282 pub struct OnlyReadsKeysInterface {}
284 impl EntropySource for OnlyReadsKeysInterface {
285 fn get_secure_random_bytes(&self) -> [u8; 32] { [0; 32] }}
287 impl SignerProvider for OnlyReadsKeysInterface {
288 type EcdsaSigner = TestChannelSigner;
290 type TaprootSigner = TestChannelSigner;
292 fn generate_channel_keys_id(&self, _inbound: bool, _channel_value_satoshis: u64, _user_channel_id: u128) -> [u8; 32] { unreachable!(); }
294 fn derive_channel_signer(&self, _channel_value_satoshis: u64, _channel_keys_id: [u8; 32]) -> Self::EcdsaSigner { unreachable!(); }
296 fn read_chan_signer(&self, mut reader: &[u8]) -> Result<Self::EcdsaSigner, msgs::DecodeError> {
297 let inner: InMemorySigner = ReadableArgs::read(&mut reader, self)?;
298 let state = Arc::new(Mutex::new(EnforcementState::new()));
300 Ok(TestChannelSigner::new_with_revoked(
307 fn get_destination_script(&self, _channel_keys_id: [u8; 32]) -> Result<ScriptBuf, ()> { Err(()) }
308 fn get_shutdown_scriptpubkey(&self) -> Result<ShutdownScript, ()> { Err(()) }
311 pub struct TestChainMonitor<'a> {
312 pub added_monitors: Mutex<Vec<(OutPoint, channelmonitor::ChannelMonitor<TestChannelSigner>)>>,
313 pub monitor_updates: Mutex<HashMap<ChannelId, Vec<channelmonitor::ChannelMonitorUpdate>>>,
314 pub latest_monitor_update_id: Mutex<HashMap<ChannelId, (OutPoint, u64, MonitorUpdateId)>>,
315 pub chain_monitor: chainmonitor::ChainMonitor<TestChannelSigner, &'a TestChainSource, &'a dyn chaininterface::BroadcasterInterface, &'a TestFeeEstimator, &'a TestLogger, &'a dyn chainmonitor::Persist<TestChannelSigner>>,
316 pub keys_manager: &'a TestKeysInterface,
317 /// If this is set to Some(), the next update_channel call (not watch_channel) must be a
318 /// ChannelForceClosed event for the given channel_id with should_broadcast set to the given
320 pub expect_channel_force_closed: Mutex<Option<(ChannelId, bool)>>,
321 /// If this is set to Some(), the next round trip serialization check will not hold after an
322 /// update_channel call (not watch_channel) for the given channel_id.
323 pub expect_monitor_round_trip_fail: Mutex<Option<ChannelId>>,
325 impl<'a> TestChainMonitor<'a> {
326 pub fn new(chain_source: Option<&'a TestChainSource>, broadcaster: &'a dyn chaininterface::BroadcasterInterface, logger: &'a TestLogger, fee_estimator: &'a TestFeeEstimator, persister: &'a dyn chainmonitor::Persist<TestChannelSigner>, keys_manager: &'a TestKeysInterface) -> Self {
328 added_monitors: Mutex::new(Vec::new()),
329 monitor_updates: Mutex::new(new_hash_map()),
330 latest_monitor_update_id: Mutex::new(new_hash_map()),
331 chain_monitor: chainmonitor::ChainMonitor::new(chain_source, broadcaster, logger, fee_estimator, persister),
333 expect_channel_force_closed: Mutex::new(None),
334 expect_monitor_round_trip_fail: Mutex::new(None),
338 pub fn complete_sole_pending_chan_update(&self, channel_id: &ChannelId) {
339 let (outpoint, _, latest_update) = self.latest_monitor_update_id.lock().unwrap().get(channel_id).unwrap().clone();
340 self.chain_monitor.channel_monitor_updated(outpoint, latest_update).unwrap();
343 impl<'a> chain::Watch<TestChannelSigner> for TestChainMonitor<'a> {
344 fn watch_channel(&self, funding_txo: OutPoint, monitor: channelmonitor::ChannelMonitor<TestChannelSigner>) -> Result<chain::ChannelMonitorUpdateStatus, ()> {
345 // At every point where we get a monitor update, we should be able to send a useful monitor
346 // to a watchtower and disk...
347 let mut w = TestVecWriter(Vec::new());
348 monitor.write(&mut w).unwrap();
349 let new_monitor = <(BlockHash, channelmonitor::ChannelMonitor<TestChannelSigner>)>::read(
350 &mut io::Cursor::new(&w.0), (self.keys_manager, self.keys_manager)).unwrap().1;
351 assert!(new_monitor == monitor);
352 self.latest_monitor_update_id.lock().unwrap().insert(monitor.channel_id(),
353 (funding_txo, monitor.get_latest_update_id(), MonitorUpdateId::from_new_monitor(&monitor)));
354 self.added_monitors.lock().unwrap().push((funding_txo, monitor));
355 self.chain_monitor.watch_channel(funding_txo, new_monitor)
358 fn update_channel(&self, funding_txo: OutPoint, update: &channelmonitor::ChannelMonitorUpdate) -> chain::ChannelMonitorUpdateStatus {
359 // Every monitor update should survive roundtrip
360 let mut w = TestVecWriter(Vec::new());
361 update.write(&mut w).unwrap();
362 assert!(channelmonitor::ChannelMonitorUpdate::read(
363 &mut io::Cursor::new(&w.0)).unwrap() == *update);
364 let channel_id = update.channel_id.unwrap_or(ChannelId::v1_from_funding_outpoint(funding_txo));
366 self.monitor_updates.lock().unwrap().entry(channel_id).or_insert(Vec::new()).push(update.clone());
368 if let Some(exp) = self.expect_channel_force_closed.lock().unwrap().take() {
369 assert_eq!(channel_id, exp.0);
370 assert_eq!(update.updates.len(), 1);
371 if let channelmonitor::ChannelMonitorUpdateStep::ChannelForceClosed { should_broadcast } = update.updates[0] {
372 assert_eq!(should_broadcast, exp.1);
376 self.latest_monitor_update_id.lock().unwrap().insert(channel_id,
377 (funding_txo, update.update_id, MonitorUpdateId::from_monitor_update(update)));
378 let update_res = self.chain_monitor.update_channel(funding_txo, update);
379 // At every point where we get a monitor update, we should be able to send a useful monitor
380 // to a watchtower and disk...
381 let monitor = self.chain_monitor.get_monitor(funding_txo).unwrap();
383 monitor.write(&mut w).unwrap();
384 let new_monitor = <(BlockHash, channelmonitor::ChannelMonitor<TestChannelSigner>)>::read(
385 &mut io::Cursor::new(&w.0), (self.keys_manager, self.keys_manager)).unwrap().1;
386 if let Some(chan_id) = self.expect_monitor_round_trip_fail.lock().unwrap().take() {
387 assert_eq!(chan_id, channel_id);
388 assert!(new_monitor != *monitor);
390 assert!(new_monitor == *monitor);
392 self.added_monitors.lock().unwrap().push((funding_txo, new_monitor));
396 fn release_pending_monitor_events(&self) -> Vec<(OutPoint, ChannelId, Vec<MonitorEvent>, Option<PublicKey>)> {
397 return self.chain_monitor.release_pending_monitor_events();
402 struct JusticeTxData {
403 justice_tx: Transaction,
405 commitment_number: u64,
409 pub(crate) struct WatchtowerPersister {
410 persister: TestPersister,
411 /// Upon a new commitment_signed, we'll get a
412 /// ChannelMonitorUpdateStep::LatestCounterpartyCommitmentTxInfo. We'll store the justice tx
413 /// amount, and commitment number so we can build the justice tx after our counterparty
415 unsigned_justice_tx_data: Mutex<HashMap<OutPoint, VecDeque<JusticeTxData>>>,
416 /// After receiving a revoke_and_ack for a commitment number, we'll form and store the justice
417 /// tx which would be used to provide a watchtower with the data it needs.
418 watchtower_state: Mutex<HashMap<OutPoint, HashMap<Txid, Transaction>>>,
419 destination_script: ScriptBuf,
423 impl WatchtowerPersister {
425 pub(crate) fn new(destination_script: ScriptBuf) -> Self {
426 WatchtowerPersister {
427 persister: TestPersister::new(),
428 unsigned_justice_tx_data: Mutex::new(new_hash_map()),
429 watchtower_state: Mutex::new(new_hash_map()),
435 pub(crate) fn justice_tx(&self, funding_txo: OutPoint, commitment_txid: &Txid)
436 -> Option<Transaction> {
437 self.watchtower_state.lock().unwrap().get(&funding_txo).unwrap().get(commitment_txid).cloned()
440 fn form_justice_data_from_commitment(&self, counterparty_commitment_tx: &CommitmentTransaction)
441 -> Option<JusticeTxData> {
442 let trusted_tx = counterparty_commitment_tx.trust();
443 let output_idx = trusted_tx.revokeable_output_index()?;
444 let built_tx = trusted_tx.built_transaction();
445 let value = built_tx.transaction.output[output_idx as usize].value;
446 let justice_tx = trusted_tx.build_to_local_justice_tx(
447 FEERATE_FLOOR_SATS_PER_KW as u64, self.destination_script.clone()).ok()?;
448 let commitment_number = counterparty_commitment_tx.commitment_number();
449 Some(JusticeTxData { justice_tx, value, commitment_number })
454 impl<Signer: sign::ecdsa::WriteableEcdsaChannelSigner> chainmonitor::Persist<Signer> for WatchtowerPersister {
455 fn persist_new_channel(&self, funding_txo: OutPoint,
456 data: &channelmonitor::ChannelMonitor<Signer>, id: MonitorUpdateId
457 ) -> chain::ChannelMonitorUpdateStatus {
458 let res = self.persister.persist_new_channel(funding_txo, data, id);
460 assert!(self.unsigned_justice_tx_data.lock().unwrap()
461 .insert(funding_txo, VecDeque::new()).is_none());
462 assert!(self.watchtower_state.lock().unwrap()
463 .insert(funding_txo, new_hash_map()).is_none());
465 let initial_counterparty_commitment_tx = data.initial_counterparty_commitment_tx()
466 .expect("First and only call expects Some");
467 if let Some(justice_data)
468 = self.form_justice_data_from_commitment(&initial_counterparty_commitment_tx) {
469 self.unsigned_justice_tx_data.lock().unwrap()
470 .get_mut(&funding_txo).unwrap()
471 .push_back(justice_data);
476 fn update_persisted_channel(
477 &self, funding_txo: OutPoint, update: Option<&channelmonitor::ChannelMonitorUpdate>,
478 data: &channelmonitor::ChannelMonitor<Signer>, update_id: MonitorUpdateId
479 ) -> chain::ChannelMonitorUpdateStatus {
480 let res = self.persister.update_persisted_channel(funding_txo, update, data, update_id);
482 if let Some(update) = update {
483 let commitment_txs = data.counterparty_commitment_txs_from_update(update);
484 let justice_datas = commitment_txs.into_iter()
485 .filter_map(|commitment_tx| self.form_justice_data_from_commitment(&commitment_tx));
486 let mut channels_justice_txs = self.unsigned_justice_tx_data.lock().unwrap();
487 let channel_state = channels_justice_txs.get_mut(&funding_txo).unwrap();
488 channel_state.extend(justice_datas);
490 while let Some(JusticeTxData { justice_tx, value, commitment_number }) = channel_state.front() {
492 let commitment_txid = justice_tx.input[input_idx].previous_output.txid;
493 match data.sign_to_local_justice_tx(justice_tx.clone(), input_idx, *value, *commitment_number) {
494 Ok(signed_justice_tx) => {
495 let dup = self.watchtower_state.lock().unwrap()
496 .get_mut(&funding_txo).unwrap()
497 .insert(commitment_txid, signed_justice_tx);
498 assert!(dup.is_none());
499 channel_state.pop_front();
508 fn archive_persisted_channel(&self, funding_txo: OutPoint) {
509 <TestPersister as chainmonitor::Persist<TestChannelSigner>>::archive_persisted_channel(&self.persister, funding_txo);
513 pub struct TestPersister {
514 /// The queue of update statuses we'll return. If none are queued, ::Completed will always be
516 pub update_rets: Mutex<VecDeque<chain::ChannelMonitorUpdateStatus>>,
517 /// When we get an update_persisted_channel call with no ChannelMonitorUpdate, we insert the
518 /// MonitorUpdateId here.
519 pub chain_sync_monitor_persistences: Mutex<HashMap<OutPoint, HashSet<MonitorUpdateId>>>,
520 /// When we get an update_persisted_channel call *with* a ChannelMonitorUpdate, we insert the
521 /// MonitorUpdateId here.
522 pub offchain_monitor_updates: Mutex<HashMap<OutPoint, HashSet<MonitorUpdateId>>>,
525 pub fn new() -> Self {
527 update_rets: Mutex::new(VecDeque::new()),
528 chain_sync_monitor_persistences: Mutex::new(new_hash_map()),
529 offchain_monitor_updates: Mutex::new(new_hash_map()),
533 /// Queue an update status to return.
534 pub fn set_update_ret(&self, next_ret: chain::ChannelMonitorUpdateStatus) {
535 self.update_rets.lock().unwrap().push_back(next_ret);
538 impl<Signer: sign::ecdsa::WriteableEcdsaChannelSigner> chainmonitor::Persist<Signer> for TestPersister {
539 fn persist_new_channel(&self, _funding_txo: OutPoint, _data: &channelmonitor::ChannelMonitor<Signer>, _id: MonitorUpdateId) -> chain::ChannelMonitorUpdateStatus {
540 if let Some(update_ret) = self.update_rets.lock().unwrap().pop_front() {
543 chain::ChannelMonitorUpdateStatus::Completed
546 fn update_persisted_channel(&self, funding_txo: OutPoint, _update: Option<&channelmonitor::ChannelMonitorUpdate>, _data: &channelmonitor::ChannelMonitor<Signer>, update_id: MonitorUpdateId) -> chain::ChannelMonitorUpdateStatus {
547 let mut ret = chain::ChannelMonitorUpdateStatus::Completed;
548 if let Some(update_ret) = self.update_rets.lock().unwrap().pop_front() {
551 let is_chain_sync = if let UpdateOrigin::ChainSync(_) = update_id.contents { true } else { false };
553 self.chain_sync_monitor_persistences.lock().unwrap().entry(funding_txo).or_insert(new_hash_set()).insert(update_id);
555 self.offchain_monitor_updates.lock().unwrap().entry(funding_txo).or_insert(new_hash_set()).insert(update_id);
560 fn archive_persisted_channel(&self, funding_txo: OutPoint) {
561 // remove the channel from the offchain_monitor_updates map
562 match self.offchain_monitor_updates.lock().unwrap().remove(&funding_txo) {
565 // If the channel was not in the offchain_monitor_updates map, it should be in the
566 // chain_sync_monitor_persistences map.
567 assert!(self.chain_sync_monitor_persistences.lock().unwrap().remove(&funding_txo).is_some());
573 pub struct TestStore {
574 persisted_bytes: Mutex<HashMap<String, HashMap<String, Vec<u8>>>>,
579 pub fn new(read_only: bool) -> Self {
580 let persisted_bytes = Mutex::new(new_hash_map());
581 Self { persisted_bytes, read_only }
585 impl KVStore for TestStore {
586 fn read(&self, primary_namespace: &str, secondary_namespace: &str, key: &str) -> io::Result<Vec<u8>> {
587 let persisted_lock = self.persisted_bytes.lock().unwrap();
588 let prefixed = if secondary_namespace.is_empty() {
589 primary_namespace.to_string()
591 format!("{}/{}", primary_namespace, secondary_namespace)
594 if let Some(outer_ref) = persisted_lock.get(&prefixed) {
595 if let Some(inner_ref) = outer_ref.get(key) {
596 let bytes = inner_ref.clone();
599 Err(io::Error::new(io::ErrorKind::NotFound, "Key not found"))
602 Err(io::Error::new(io::ErrorKind::NotFound, "Namespace not found"))
606 fn write(&self, primary_namespace: &str, secondary_namespace: &str, key: &str, buf: &[u8]) -> io::Result<()> {
608 return Err(io::Error::new(
609 io::ErrorKind::PermissionDenied,
610 "Cannot modify read-only store",
613 let mut persisted_lock = self.persisted_bytes.lock().unwrap();
615 let prefixed = if secondary_namespace.is_empty() {
616 primary_namespace.to_string()
618 format!("{}/{}", primary_namespace, secondary_namespace)
620 let outer_e = persisted_lock.entry(prefixed).or_insert(new_hash_map());
621 let mut bytes = Vec::new();
622 bytes.write_all(buf)?;
623 outer_e.insert(key.to_string(), bytes);
627 fn remove(&self, primary_namespace: &str, secondary_namespace: &str, key: &str, _lazy: bool) -> io::Result<()> {
629 return Err(io::Error::new(
630 io::ErrorKind::PermissionDenied,
631 "Cannot modify read-only store",
635 let mut persisted_lock = self.persisted_bytes.lock().unwrap();
637 let prefixed = if secondary_namespace.is_empty() {
638 primary_namespace.to_string()
640 format!("{}/{}", primary_namespace, secondary_namespace)
642 if let Some(outer_ref) = persisted_lock.get_mut(&prefixed) {
643 outer_ref.remove(&key.to_string());
649 fn list(&self, primary_namespace: &str, secondary_namespace: &str) -> io::Result<Vec<String>> {
650 let mut persisted_lock = self.persisted_bytes.lock().unwrap();
652 let prefixed = if secondary_namespace.is_empty() {
653 primary_namespace.to_string()
655 format!("{}/{}", primary_namespace, secondary_namespace)
657 match persisted_lock.entry(prefixed) {
658 hash_map::Entry::Occupied(e) => Ok(e.get().keys().cloned().collect()),
659 hash_map::Entry::Vacant(_) => Ok(Vec::new()),
664 unsafe impl Sync for TestStore {}
665 unsafe impl Send for TestStore {}
667 pub struct TestBroadcaster {
668 pub txn_broadcasted: Mutex<Vec<Transaction>>,
669 pub blocks: Arc<Mutex<Vec<(Block, u32)>>>,
672 impl TestBroadcaster {
673 pub fn new(network: Network) -> Self {
675 txn_broadcasted: Mutex::new(Vec::new()),
676 blocks: Arc::new(Mutex::new(vec![(genesis_block(network), 0)])),
680 pub fn with_blocks(blocks: Arc<Mutex<Vec<(Block, u32)>>>) -> Self {
681 Self { txn_broadcasted: Mutex::new(Vec::new()), blocks }
684 pub fn txn_broadcast(&self) -> Vec<Transaction> {
685 self.txn_broadcasted.lock().unwrap().split_off(0)
688 pub fn unique_txn_broadcast(&self) -> Vec<Transaction> {
689 let mut txn = self.txn_broadcasted.lock().unwrap().split_off(0);
690 let mut seen = new_hash_set();
691 txn.retain(|tx| seen.insert(tx.txid()));
696 impl chaininterface::BroadcasterInterface for TestBroadcaster {
697 fn broadcast_transactions(&self, txs: &[&Transaction]) {
699 let lock_time = tx.lock_time.to_consensus_u32();
700 assert!(lock_time < 1_500_000_000);
701 if tx.lock_time.is_block_height() && lock_time > self.blocks.lock().unwrap().last().unwrap().1 {
702 for inp in tx.input.iter() {
703 if inp.sequence != Sequence::MAX {
704 panic!("We should never broadcast a transaction before its locktime ({})!", tx.lock_time);
709 let owned_txs: Vec<Transaction> = txs.iter().map(|tx| (*tx).clone()).collect();
710 self.txn_broadcasted.lock().unwrap().extend(owned_txs);
714 pub struct TestChannelMessageHandler {
715 pub pending_events: Mutex<Vec<events::MessageSendEvent>>,
716 expected_recv_msgs: Mutex<Option<Vec<wire::Message<()>>>>,
717 connected_peers: Mutex<HashSet<PublicKey>>,
718 pub message_fetch_counter: AtomicUsize,
719 chain_hash: ChainHash,
722 impl TestChannelMessageHandler {
723 pub fn new(chain_hash: ChainHash) -> Self {
724 TestChannelMessageHandler {
725 pending_events: Mutex::new(Vec::new()),
726 expected_recv_msgs: Mutex::new(None),
727 connected_peers: Mutex::new(new_hash_set()),
728 message_fetch_counter: AtomicUsize::new(0),
734 pub(crate) fn expect_receive_msg(&self, ev: wire::Message<()>) {
735 let mut expected_msgs = self.expected_recv_msgs.lock().unwrap();
736 if expected_msgs.is_none() { *expected_msgs = Some(Vec::new()); }
737 expected_msgs.as_mut().unwrap().push(ev);
740 fn received_msg(&self, _ev: wire::Message<()>) {
741 let mut msgs = self.expected_recv_msgs.lock().unwrap();
742 if msgs.is_none() { return; }
743 assert!(!msgs.as_ref().unwrap().is_empty(), "Received message when we weren't expecting one");
745 assert_eq!(msgs.as_ref().unwrap()[0], _ev);
746 msgs.as_mut().unwrap().remove(0);
750 impl Drop for TestChannelMessageHandler {
752 #[cfg(feature = "std")]
754 let l = self.expected_recv_msgs.lock().unwrap();
755 if !std::thread::panicking() {
756 assert!(l.is_none() || l.as_ref().unwrap().is_empty());
762 impl msgs::ChannelMessageHandler for TestChannelMessageHandler {
763 fn handle_open_channel(&self, _their_node_id: &PublicKey, msg: &msgs::OpenChannel) {
764 self.received_msg(wire::Message::OpenChannel(msg.clone()));
766 fn handle_accept_channel(&self, _their_node_id: &PublicKey, msg: &msgs::AcceptChannel) {
767 self.received_msg(wire::Message::AcceptChannel(msg.clone()));
769 fn handle_funding_created(&self, _their_node_id: &PublicKey, msg: &msgs::FundingCreated) {
770 self.received_msg(wire::Message::FundingCreated(msg.clone()));
772 fn handle_funding_signed(&self, _their_node_id: &PublicKey, msg: &msgs::FundingSigned) {
773 self.received_msg(wire::Message::FundingSigned(msg.clone()));
775 fn handle_channel_ready(&self, _their_node_id: &PublicKey, msg: &msgs::ChannelReady) {
776 self.received_msg(wire::Message::ChannelReady(msg.clone()));
778 fn handle_shutdown(&self, _their_node_id: &PublicKey, msg: &msgs::Shutdown) {
779 self.received_msg(wire::Message::Shutdown(msg.clone()));
781 fn handle_closing_signed(&self, _their_node_id: &PublicKey, msg: &msgs::ClosingSigned) {
782 self.received_msg(wire::Message::ClosingSigned(msg.clone()));
784 fn handle_stfu(&self, _their_node_id: &PublicKey, msg: &msgs::Stfu) {
785 self.received_msg(wire::Message::Stfu(msg.clone()));
788 fn handle_splice(&self, _their_node_id: &PublicKey, msg: &msgs::Splice) {
789 self.received_msg(wire::Message::Splice(msg.clone()));
792 fn handle_splice_ack(&self, _their_node_id: &PublicKey, msg: &msgs::SpliceAck) {
793 self.received_msg(wire::Message::SpliceAck(msg.clone()));
796 fn handle_splice_locked(&self, _their_node_id: &PublicKey, msg: &msgs::SpliceLocked) {
797 self.received_msg(wire::Message::SpliceLocked(msg.clone()));
799 fn handle_update_add_htlc(&self, _their_node_id: &PublicKey, msg: &msgs::UpdateAddHTLC) {
800 self.received_msg(wire::Message::UpdateAddHTLC(msg.clone()));
802 fn handle_update_fulfill_htlc(&self, _their_node_id: &PublicKey, msg: &msgs::UpdateFulfillHTLC) {
803 self.received_msg(wire::Message::UpdateFulfillHTLC(msg.clone()));
805 fn handle_update_fail_htlc(&self, _their_node_id: &PublicKey, msg: &msgs::UpdateFailHTLC) {
806 self.received_msg(wire::Message::UpdateFailHTLC(msg.clone()));
808 fn handle_update_fail_malformed_htlc(&self, _their_node_id: &PublicKey, msg: &msgs::UpdateFailMalformedHTLC) {
809 self.received_msg(wire::Message::UpdateFailMalformedHTLC(msg.clone()));
811 fn handle_commitment_signed(&self, _their_node_id: &PublicKey, msg: &msgs::CommitmentSigned) {
812 self.received_msg(wire::Message::CommitmentSigned(msg.clone()));
814 fn handle_revoke_and_ack(&self, _their_node_id: &PublicKey, msg: &msgs::RevokeAndACK) {
815 self.received_msg(wire::Message::RevokeAndACK(msg.clone()));
817 fn handle_update_fee(&self, _their_node_id: &PublicKey, msg: &msgs::UpdateFee) {
818 self.received_msg(wire::Message::UpdateFee(msg.clone()));
820 fn handle_channel_update(&self, _their_node_id: &PublicKey, _msg: &msgs::ChannelUpdate) {
821 // Don't call `received_msg` here as `TestRoutingMessageHandler` generates these sometimes
823 fn handle_announcement_signatures(&self, _their_node_id: &PublicKey, msg: &msgs::AnnouncementSignatures) {
824 self.received_msg(wire::Message::AnnouncementSignatures(msg.clone()));
826 fn handle_channel_reestablish(&self, _their_node_id: &PublicKey, msg: &msgs::ChannelReestablish) {
827 self.received_msg(wire::Message::ChannelReestablish(msg.clone()));
829 fn peer_disconnected(&self, their_node_id: &PublicKey) {
830 assert!(self.connected_peers.lock().unwrap().remove(their_node_id));
832 fn peer_connected(&self, their_node_id: &PublicKey, _msg: &msgs::Init, _inbound: bool) -> Result<(), ()> {
833 assert!(self.connected_peers.lock().unwrap().insert(their_node_id.clone()));
834 // Don't bother with `received_msg` for Init as its auto-generated and we don't want to
835 // bother re-generating the expected Init message in all tests.
838 fn handle_error(&self, _their_node_id: &PublicKey, msg: &msgs::ErrorMessage) {
839 self.received_msg(wire::Message::Error(msg.clone()));
841 fn provided_node_features(&self) -> NodeFeatures {
842 channelmanager::provided_node_features(&UserConfig::default())
844 fn provided_init_features(&self, _their_init_features: &PublicKey) -> InitFeatures {
845 channelmanager::provided_init_features(&UserConfig::default())
848 fn get_chain_hashes(&self) -> Option<Vec<ChainHash>> {
849 Some(vec![self.chain_hash])
852 fn handle_open_channel_v2(&self, _their_node_id: &PublicKey, msg: &msgs::OpenChannelV2) {
853 self.received_msg(wire::Message::OpenChannelV2(msg.clone()));
856 fn handle_accept_channel_v2(&self, _their_node_id: &PublicKey, msg: &msgs::AcceptChannelV2) {
857 self.received_msg(wire::Message::AcceptChannelV2(msg.clone()));
860 fn handle_tx_add_input(&self, _their_node_id: &PublicKey, msg: &msgs::TxAddInput) {
861 self.received_msg(wire::Message::TxAddInput(msg.clone()));
864 fn handle_tx_add_output(&self, _their_node_id: &PublicKey, msg: &msgs::TxAddOutput) {
865 self.received_msg(wire::Message::TxAddOutput(msg.clone()));
868 fn handle_tx_remove_input(&self, _their_node_id: &PublicKey, msg: &msgs::TxRemoveInput) {
869 self.received_msg(wire::Message::TxRemoveInput(msg.clone()));
872 fn handle_tx_remove_output(&self, _their_node_id: &PublicKey, msg: &msgs::TxRemoveOutput) {
873 self.received_msg(wire::Message::TxRemoveOutput(msg.clone()));
876 fn handle_tx_complete(&self, _their_node_id: &PublicKey, msg: &msgs::TxComplete) {
877 self.received_msg(wire::Message::TxComplete(msg.clone()));
880 fn handle_tx_signatures(&self, _their_node_id: &PublicKey, msg: &msgs::TxSignatures) {
881 self.received_msg(wire::Message::TxSignatures(msg.clone()));
884 fn handle_tx_init_rbf(&self, _their_node_id: &PublicKey, msg: &msgs::TxInitRbf) {
885 self.received_msg(wire::Message::TxInitRbf(msg.clone()));
888 fn handle_tx_ack_rbf(&self, _their_node_id: &PublicKey, msg: &msgs::TxAckRbf) {
889 self.received_msg(wire::Message::TxAckRbf(msg.clone()));
892 fn handle_tx_abort(&self, _their_node_id: &PublicKey, msg: &msgs::TxAbort) {
893 self.received_msg(wire::Message::TxAbort(msg.clone()));
897 impl events::MessageSendEventsProvider for TestChannelMessageHandler {
898 fn get_and_clear_pending_msg_events(&self) -> Vec<events::MessageSendEvent> {
899 self.message_fetch_counter.fetch_add(1, Ordering::AcqRel);
900 let mut pending_events = self.pending_events.lock().unwrap();
901 let mut ret = Vec::new();
902 mem::swap(&mut ret, &mut *pending_events);
907 fn get_dummy_channel_announcement(short_chan_id: u64) -> msgs::ChannelAnnouncement {
908 use bitcoin::secp256k1::ffi::Signature as FFISignature;
909 let secp_ctx = Secp256k1::new();
910 let network = Network::Testnet;
911 let node_1_privkey = SecretKey::from_slice(&[42; 32]).unwrap();
912 let node_2_privkey = SecretKey::from_slice(&[41; 32]).unwrap();
913 let node_1_btckey = SecretKey::from_slice(&[40; 32]).unwrap();
914 let node_2_btckey = SecretKey::from_slice(&[39; 32]).unwrap();
915 let unsigned_ann = msgs::UnsignedChannelAnnouncement {
916 features: ChannelFeatures::empty(),
917 chain_hash: ChainHash::using_genesis_block(network),
918 short_channel_id: short_chan_id,
919 node_id_1: NodeId::from_pubkey(&PublicKey::from_secret_key(&secp_ctx, &node_1_privkey)),
920 node_id_2: NodeId::from_pubkey(&PublicKey::from_secret_key(&secp_ctx, &node_2_privkey)),
921 bitcoin_key_1: NodeId::from_pubkey(&PublicKey::from_secret_key(&secp_ctx, &node_1_btckey)),
922 bitcoin_key_2: NodeId::from_pubkey(&PublicKey::from_secret_key(&secp_ctx, &node_2_btckey)),
923 excess_data: Vec::new(),
927 msgs::ChannelAnnouncement {
928 node_signature_1: Signature::from(FFISignature::new()),
929 node_signature_2: Signature::from(FFISignature::new()),
930 bitcoin_signature_1: Signature::from(FFISignature::new()),
931 bitcoin_signature_2: Signature::from(FFISignature::new()),
932 contents: unsigned_ann,
937 fn get_dummy_channel_update(short_chan_id: u64) -> msgs::ChannelUpdate {
938 use bitcoin::secp256k1::ffi::Signature as FFISignature;
939 let network = Network::Testnet;
940 msgs::ChannelUpdate {
941 signature: Signature::from(unsafe { FFISignature::new() }),
942 contents: msgs::UnsignedChannelUpdate {
943 chain_hash: ChainHash::using_genesis_block(network),
944 short_channel_id: short_chan_id,
947 cltv_expiry_delta: 0,
948 htlc_minimum_msat: 0,
949 htlc_maximum_msat: msgs::MAX_VALUE_MSAT,
951 fee_proportional_millionths: 0,
957 pub struct TestRoutingMessageHandler {
958 pub chan_upds_recvd: AtomicUsize,
959 pub chan_anns_recvd: AtomicUsize,
960 pub pending_events: Mutex<Vec<events::MessageSendEvent>>,
961 pub request_full_sync: AtomicBool,
964 impl TestRoutingMessageHandler {
965 pub fn new() -> Self {
966 TestRoutingMessageHandler {
967 chan_upds_recvd: AtomicUsize::new(0),
968 chan_anns_recvd: AtomicUsize::new(0),
969 pending_events: Mutex::new(vec![]),
970 request_full_sync: AtomicBool::new(false),
974 impl msgs::RoutingMessageHandler for TestRoutingMessageHandler {
975 fn handle_node_announcement(&self, _msg: &msgs::NodeAnnouncement) -> Result<bool, msgs::LightningError> {
976 Err(msgs::LightningError { err: "".to_owned(), action: msgs::ErrorAction::IgnoreError })
978 fn handle_channel_announcement(&self, _msg: &msgs::ChannelAnnouncement) -> Result<bool, msgs::LightningError> {
979 self.chan_anns_recvd.fetch_add(1, Ordering::AcqRel);
980 Err(msgs::LightningError { err: "".to_owned(), action: msgs::ErrorAction::IgnoreError })
982 fn handle_channel_update(&self, _msg: &msgs::ChannelUpdate) -> Result<bool, msgs::LightningError> {
983 self.chan_upds_recvd.fetch_add(1, Ordering::AcqRel);
984 Err(msgs::LightningError { err: "".to_owned(), action: msgs::ErrorAction::IgnoreError })
986 fn get_next_channel_announcement(&self, starting_point: u64) -> Option<(msgs::ChannelAnnouncement, Option<msgs::ChannelUpdate>, Option<msgs::ChannelUpdate>)> {
987 let chan_upd_1 = get_dummy_channel_update(starting_point);
988 let chan_upd_2 = get_dummy_channel_update(starting_point);
989 let chan_ann = get_dummy_channel_announcement(starting_point);
991 Some((chan_ann, Some(chan_upd_1), Some(chan_upd_2)))
994 fn get_next_node_announcement(&self, _starting_point: Option<&NodeId>) -> Option<msgs::NodeAnnouncement> {
998 fn peer_connected(&self, their_node_id: &PublicKey, init_msg: &msgs::Init, _inbound: bool) -> Result<(), ()> {
999 if !init_msg.features.supports_gossip_queries() {
1003 #[allow(unused_mut, unused_assignments)]
1004 let mut gossip_start_time = 0;
1005 #[cfg(feature = "std")]
1007 gossip_start_time = SystemTime::now().duration_since(UNIX_EPOCH).expect("Time must be > 1970").as_secs();
1008 if self.request_full_sync.load(Ordering::Acquire) {
1009 gossip_start_time -= 60 * 60 * 24 * 7 * 2; // 2 weeks ago
1011 gossip_start_time -= 60 * 60; // an hour ago
1015 let mut pending_events = self.pending_events.lock().unwrap();
1016 pending_events.push(events::MessageSendEvent::SendGossipTimestampFilter {
1017 node_id: their_node_id.clone(),
1018 msg: msgs::GossipTimestampFilter {
1019 chain_hash: ChainHash::using_genesis_block(Network::Testnet),
1020 first_timestamp: gossip_start_time as u32,
1021 timestamp_range: u32::max_value(),
1027 fn handle_reply_channel_range(&self, _their_node_id: &PublicKey, _msg: msgs::ReplyChannelRange) -> Result<(), msgs::LightningError> {
1031 fn handle_reply_short_channel_ids_end(&self, _their_node_id: &PublicKey, _msg: msgs::ReplyShortChannelIdsEnd) -> Result<(), msgs::LightningError> {
1035 fn handle_query_channel_range(&self, _their_node_id: &PublicKey, _msg: msgs::QueryChannelRange) -> Result<(), msgs::LightningError> {
1039 fn handle_query_short_channel_ids(&self, _their_node_id: &PublicKey, _msg: msgs::QueryShortChannelIds) -> Result<(), msgs::LightningError> {
1043 fn provided_node_features(&self) -> NodeFeatures {
1044 let mut features = NodeFeatures::empty();
1045 features.set_gossip_queries_optional();
1049 fn provided_init_features(&self, _their_init_features: &PublicKey) -> InitFeatures {
1050 let mut features = InitFeatures::empty();
1051 features.set_gossip_queries_optional();
1055 fn processing_queue_high(&self) -> bool { false }
1058 impl events::MessageSendEventsProvider for TestRoutingMessageHandler {
1059 fn get_and_clear_pending_msg_events(&self) -> Vec<events::MessageSendEvent> {
1060 let mut ret = Vec::new();
1061 let mut pending_events = self.pending_events.lock().unwrap();
1062 core::mem::swap(&mut ret, &mut pending_events);
1067 pub struct TestLogger {
1069 pub(crate) id: String,
1070 pub lines: Mutex<HashMap<(&'static str, String), usize>>,
1071 pub context: Mutex<HashMap<(&'static str, Option<PublicKey>, Option<ChannelId>), usize>>,
1075 pub fn new() -> TestLogger {
1076 Self::with_id("".to_owned())
1078 pub fn with_id(id: String) -> TestLogger {
1080 level: Level::Trace,
1082 lines: Mutex::new(new_hash_map()),
1083 context: Mutex::new(new_hash_map()),
1086 pub fn enable(&mut self, level: Level) {
1089 pub fn assert_log(&self, module: &str, line: String, count: usize) {
1090 let log_entries = self.lines.lock().unwrap();
1091 assert_eq!(log_entries.get(&(module, line)), Some(&count));
1094 /// Search for the number of occurrence of the logged lines which
1095 /// 1. belongs to the specified module and
1096 /// 2. contains `line` in it.
1097 /// And asserts if the number of occurrences is the same with the given `count`
1098 pub fn assert_log_contains(&self, module: &str, line: &str, count: usize) {
1099 let log_entries = self.lines.lock().unwrap();
1100 let l: usize = log_entries.iter().filter(|&(&(ref m, ref l), _c)| {
1101 *m == module && l.contains(line)
1102 }).map(|(_, c) | { c }).sum();
1103 assert_eq!(l, count)
1106 /// Search for the number of occurrences of logged lines which
1107 /// 1. belong to the specified module and
1108 /// 2. match the given regex pattern.
1109 /// Assert that the number of occurrences equals the given `count`
1110 #[cfg(any(test, feature = "_test_utils"))]
1111 pub fn assert_log_regex(&self, module: &str, pattern: regex::Regex, count: usize) {
1112 let log_entries = self.lines.lock().unwrap();
1113 let l: usize = log_entries.iter().filter(|&(&(ref m, ref l), _c)| {
1114 *m == module && pattern.is_match(&l)
1115 }).map(|(_, c) | { c }).sum();
1116 assert_eq!(l, count)
1119 pub fn assert_log_context_contains(
1120 &self, module: &str, peer_id: Option<PublicKey>, channel_id: Option<ChannelId>, count: usize
1122 let context_entries = self.context.lock().unwrap();
1123 let l = context_entries.get(&(module, peer_id, channel_id)).unwrap();
1124 assert_eq!(*l, count)
1128 impl Logger for TestLogger {
1129 fn log(&self, record: Record) {
1130 *self.lines.lock().unwrap().entry((record.module_path, format!("{}", record.args))).or_insert(0) += 1;
1131 *self.context.lock().unwrap().entry((record.module_path, record.peer_id, record.channel_id)).or_insert(0) += 1;
1132 if record.level >= self.level {
1133 #[cfg(all(not(ldk_bench), feature = "std"))] {
1134 let pfx = format!("{} {} [{}:{}]", self.id, record.level.to_string(), record.module_path, record.line);
1135 println!("{:<55}{}", pfx, record.args);
1141 pub struct TestNodeSigner {
1142 node_secret: SecretKey,
1145 impl TestNodeSigner {
1146 pub fn new(node_secret: SecretKey) -> Self {
1147 Self { node_secret }
1151 impl NodeSigner for TestNodeSigner {
1152 fn get_inbound_payment_key_material(&self) -> crate::sign::KeyMaterial {
1156 fn get_node_id(&self, recipient: Recipient) -> Result<PublicKey, ()> {
1157 let node_secret = match recipient {
1158 Recipient::Node => Ok(&self.node_secret),
1159 Recipient::PhantomNode => Err(())
1161 Ok(PublicKey::from_secret_key(&Secp256k1::signing_only(), node_secret))
1164 fn ecdh(&self, recipient: Recipient, other_key: &PublicKey, tweak: Option<&bitcoin::secp256k1::Scalar>) -> Result<SharedSecret, ()> {
1165 let mut node_secret = match recipient {
1166 Recipient::Node => Ok(self.node_secret.clone()),
1167 Recipient::PhantomNode => Err(())
1169 if let Some(tweak) = tweak {
1170 node_secret = node_secret.mul_tweak(tweak).map_err(|_| ())?;
1172 Ok(SharedSecret::new(other_key, &node_secret))
1175 fn sign_invoice(&self, _: &[u8], _: &[bitcoin::bech32::u5], _: Recipient) -> Result<bitcoin::secp256k1::ecdsa::RecoverableSignature, ()> {
1179 fn sign_bolt12_invoice_request(
1180 &self, _invoice_request: &UnsignedInvoiceRequest
1181 ) -> Result<schnorr::Signature, ()> {
1185 fn sign_bolt12_invoice(
1186 &self, _invoice: &UnsignedBolt12Invoice,
1187 ) -> Result<schnorr::Signature, ()> {
1191 fn sign_gossip_message(&self, _msg: msgs::UnsignedGossipMessage) -> Result<Signature, ()> {
1196 pub struct TestKeysInterface {
1197 pub backing: sign::PhantomKeysManager,
1198 pub override_random_bytes: Mutex<Option<[u8; 32]>>,
1199 pub disable_revocation_policy_check: bool,
1200 enforcement_states: Mutex<HashMap<[u8;32], Arc<Mutex<EnforcementState>>>>,
1201 expectations: Mutex<Option<VecDeque<OnGetShutdownScriptpubkey>>>,
1202 pub unavailable_signers: Mutex<HashSet<[u8; 32]>>,
1205 impl EntropySource for TestKeysInterface {
1206 fn get_secure_random_bytes(&self) -> [u8; 32] {
1207 let override_random_bytes = self.override_random_bytes.lock().unwrap();
1208 if let Some(bytes) = &*override_random_bytes {
1211 self.backing.get_secure_random_bytes()
1215 impl NodeSigner for TestKeysInterface {
1216 fn get_node_id(&self, recipient: Recipient) -> Result<PublicKey, ()> {
1217 self.backing.get_node_id(recipient)
1220 fn ecdh(&self, recipient: Recipient, other_key: &PublicKey, tweak: Option<&Scalar>) -> Result<SharedSecret, ()> {
1221 self.backing.ecdh(recipient, other_key, tweak)
1224 fn get_inbound_payment_key_material(&self) -> sign::KeyMaterial {
1225 self.backing.get_inbound_payment_key_material()
1228 fn sign_invoice(&self, hrp_bytes: &[u8], invoice_data: &[u5], recipient: Recipient) -> Result<RecoverableSignature, ()> {
1229 self.backing.sign_invoice(hrp_bytes, invoice_data, recipient)
1232 fn sign_bolt12_invoice_request(
1233 &self, invoice_request: &UnsignedInvoiceRequest
1234 ) -> Result<schnorr::Signature, ()> {
1235 self.backing.sign_bolt12_invoice_request(invoice_request)
1238 fn sign_bolt12_invoice(
1239 &self, invoice: &UnsignedBolt12Invoice,
1240 ) -> Result<schnorr::Signature, ()> {
1241 self.backing.sign_bolt12_invoice(invoice)
1244 fn sign_gossip_message(&self, msg: msgs::UnsignedGossipMessage) -> Result<Signature, ()> {
1245 self.backing.sign_gossip_message(msg)
1249 impl SignerProvider for TestKeysInterface {
1250 type EcdsaSigner = TestChannelSigner;
1252 type TaprootSigner = TestChannelSigner;
1254 fn generate_channel_keys_id(&self, inbound: bool, channel_value_satoshis: u64, user_channel_id: u128) -> [u8; 32] {
1255 self.backing.generate_channel_keys_id(inbound, channel_value_satoshis, user_channel_id)
1258 fn derive_channel_signer(&self, channel_value_satoshis: u64, channel_keys_id: [u8; 32]) -> TestChannelSigner {
1259 let keys = self.backing.derive_channel_signer(channel_value_satoshis, channel_keys_id);
1260 let state = self.make_enforcement_state_cell(keys.commitment_seed);
1261 let signer = TestChannelSigner::new_with_revoked(keys, state, self.disable_revocation_policy_check);
1262 if self.unavailable_signers.lock().unwrap().contains(&channel_keys_id) {
1263 signer.set_available(false);
1268 fn read_chan_signer(&self, buffer: &[u8]) -> Result<Self::EcdsaSigner, msgs::DecodeError> {
1269 let mut reader = io::Cursor::new(buffer);
1271 let inner: InMemorySigner = ReadableArgs::read(&mut reader, self)?;
1272 let state = self.make_enforcement_state_cell(inner.commitment_seed);
1274 Ok(TestChannelSigner::new_with_revoked(
1277 self.disable_revocation_policy_check
1281 fn get_destination_script(&self, channel_keys_id: [u8; 32]) -> Result<ScriptBuf, ()> { self.backing.get_destination_script(channel_keys_id) }
1283 fn get_shutdown_scriptpubkey(&self) -> Result<ShutdownScript, ()> {
1284 match &mut *self.expectations.lock().unwrap() {
1285 None => self.backing.get_shutdown_scriptpubkey(),
1286 Some(expectations) => match expectations.pop_front() {
1287 None => panic!("Unexpected get_shutdown_scriptpubkey"),
1288 Some(expectation) => Ok(expectation.returns),
1294 impl TestKeysInterface {
1295 pub fn new(seed: &[u8; 32], network: Network) -> Self {
1296 let now = Duration::from_secs(genesis_block(network).header.time as u64);
1298 backing: sign::PhantomKeysManager::new(seed, now.as_secs(), now.subsec_nanos(), seed),
1299 override_random_bytes: Mutex::new(None),
1300 disable_revocation_policy_check: false,
1301 enforcement_states: Mutex::new(new_hash_map()),
1302 expectations: Mutex::new(None),
1303 unavailable_signers: Mutex::new(new_hash_set()),
1307 /// Sets an expectation that [`sign::SignerProvider::get_shutdown_scriptpubkey`] is
1309 pub fn expect(&self, expectation: OnGetShutdownScriptpubkey) -> &Self {
1310 self.expectations.lock().unwrap()
1311 .get_or_insert_with(|| VecDeque::new())
1312 .push_back(expectation);
1316 pub fn derive_channel_keys(&self, channel_value_satoshis: u64, id: &[u8; 32]) -> TestChannelSigner {
1317 self.derive_channel_signer(channel_value_satoshis, *id)
1320 fn make_enforcement_state_cell(&self, commitment_seed: [u8; 32]) -> Arc<Mutex<EnforcementState>> {
1321 let mut states = self.enforcement_states.lock().unwrap();
1322 if !states.contains_key(&commitment_seed) {
1323 let state = EnforcementState::new();
1324 states.insert(commitment_seed, Arc::new(Mutex::new(state)));
1326 let cell = states.get(&commitment_seed).unwrap();
1331 pub(crate) fn panicking() -> bool {
1332 #[cfg(feature = "std")]
1333 let panicking = ::std::thread::panicking();
1334 #[cfg(not(feature = "std"))]
1335 let panicking = false;
1339 impl Drop for TestKeysInterface {
1340 fn drop(&mut self) {
1345 if let Some(expectations) = &*self.expectations.lock().unwrap() {
1346 if !expectations.is_empty() {
1347 panic!("Unsatisfied expectations: {:?}", expectations);
1353 /// An expectation that [`sign::SignerProvider::get_shutdown_scriptpubkey`] was called and
1354 /// returns a [`ShutdownScript`].
1355 pub struct OnGetShutdownScriptpubkey {
1356 /// A shutdown script used to close a channel.
1357 pub returns: ShutdownScript,
1360 impl core::fmt::Debug for OnGetShutdownScriptpubkey {
1361 fn fmt(&self, f: &mut core::fmt::Formatter<'_>) -> core::fmt::Result {
1362 f.debug_struct("OnGetShutdownScriptpubkey").finish()
1366 pub struct TestChainSource {
1367 pub chain_hash: ChainHash,
1368 pub utxo_ret: Mutex<UtxoResult>,
1369 pub get_utxo_call_count: AtomicUsize,
1370 pub watched_txn: Mutex<HashSet<(Txid, ScriptBuf)>>,
1371 pub watched_outputs: Mutex<HashSet<(OutPoint, ScriptBuf)>>,
1374 impl TestChainSource {
1375 pub fn new(network: Network) -> Self {
1376 let script_pubkey = Builder::new().push_opcode(opcodes::OP_TRUE).into_script();
1378 chain_hash: ChainHash::using_genesis_block(network),
1379 utxo_ret: Mutex::new(UtxoResult::Sync(Ok(TxOut { value: u64::max_value(), script_pubkey }))),
1380 get_utxo_call_count: AtomicUsize::new(0),
1381 watched_txn: Mutex::new(new_hash_set()),
1382 watched_outputs: Mutex::new(new_hash_set()),
1385 pub fn remove_watched_txn_and_outputs(&self, outpoint: OutPoint, script_pubkey: ScriptBuf) {
1386 self.watched_outputs.lock().unwrap().remove(&(outpoint, script_pubkey.clone()));
1387 self.watched_txn.lock().unwrap().remove(&(outpoint.txid, script_pubkey));
1391 impl UtxoLookup for TestChainSource {
1392 fn get_utxo(&self, chain_hash: &ChainHash, _short_channel_id: u64) -> UtxoResult {
1393 self.get_utxo_call_count.fetch_add(1, Ordering::Relaxed);
1394 if self.chain_hash != *chain_hash {
1395 return UtxoResult::Sync(Err(UtxoLookupError::UnknownChain));
1398 self.utxo_ret.lock().unwrap().clone()
1402 impl chain::Filter for TestChainSource {
1403 fn register_tx(&self, txid: &Txid, script_pubkey: &Script) {
1404 self.watched_txn.lock().unwrap().insert((*txid, script_pubkey.into()));
1407 fn register_output(&self, output: WatchedOutput) {
1408 self.watched_outputs.lock().unwrap().insert((output.outpoint, output.script_pubkey));
1412 impl Drop for TestChainSource {
1413 fn drop(&mut self) {
1420 pub struct TestScorer {
1421 /// Stores a tuple of (scid, ChannelUsage)
1422 scorer_expectations: RefCell<Option<VecDeque<(u64, ChannelUsage)>>>,
1426 pub fn new() -> Self {
1428 scorer_expectations: RefCell::new(None),
1432 pub fn expect_usage(&self, scid: u64, expectation: ChannelUsage) {
1433 self.scorer_expectations.borrow_mut().get_or_insert_with(|| VecDeque::new()).push_back((scid, expectation));
1438 impl crate::util::ser::Writeable for TestScorer {
1439 fn write<W: crate::util::ser::Writer>(&self, _: &mut W) -> Result<(), crate::io::Error> { unreachable!(); }
1442 impl ScoreLookUp for TestScorer {
1443 type ScoreParams = ();
1444 fn channel_penalty_msat(
1445 &self, candidate: &CandidateRouteHop, usage: ChannelUsage, _score_params: &Self::ScoreParams
1447 let short_channel_id = match candidate.globally_unique_short_channel_id() {
1451 if let Some(scorer_expectations) = self.scorer_expectations.borrow_mut().as_mut() {
1452 match scorer_expectations.pop_front() {
1453 Some((scid, expectation)) => {
1454 assert_eq!(expectation, usage);
1455 assert_eq!(scid, short_channel_id);
1464 impl ScoreUpdate for TestScorer {
1465 fn payment_path_failed(&mut self, _actual_path: &Path, _actual_short_channel_id: u64, _duration_since_epoch: Duration) {}
1467 fn payment_path_successful(&mut self, _actual_path: &Path, _duration_since_epoch: Duration) {}
1469 fn probe_failed(&mut self, _actual_path: &Path, _: u64, _duration_since_epoch: Duration) {}
1471 fn probe_successful(&mut self, _actual_path: &Path, _duration_since_epoch: Duration) {}
1473 fn time_passed(&mut self, _duration_since_epoch: Duration) {}
1477 impl crate::routing::scoring::Score for TestScorer {}
1479 impl Drop for TestScorer {
1480 fn drop(&mut self) {
1481 #[cfg(feature = "std")] {
1482 if std::thread::panicking() {
1487 if let Some(scorer_expectations) = self.scorer_expectations.borrow().as_ref() {
1488 if !scorer_expectations.is_empty() {
1489 panic!("Unsatisfied scorer expectations: {:?}", scorer_expectations)
1495 pub struct TestWalletSource {
1496 secret_key: SecretKey,
1497 utxos: RefCell<Vec<Utxo>>,
1498 secp: Secp256k1<bitcoin::secp256k1::All>,
1501 impl TestWalletSource {
1502 pub fn new(secret_key: SecretKey) -> Self {
1505 utxos: RefCell::new(Vec::new()),
1506 secp: Secp256k1::new(),
1510 pub fn add_utxo(&self, outpoint: bitcoin::OutPoint, value: u64) -> TxOut {
1511 let public_key = bitcoin::PublicKey::new(self.secret_key.public_key(&self.secp));
1512 let utxo = Utxo::new_p2pkh(outpoint, value, &public_key.pubkey_hash());
1513 self.utxos.borrow_mut().push(utxo.clone());
1517 pub fn add_custom_utxo(&self, utxo: Utxo) -> TxOut {
1518 let output = utxo.output.clone();
1519 self.utxos.borrow_mut().push(utxo);
1523 pub fn remove_utxo(&self, outpoint: bitcoin::OutPoint) {
1524 self.utxos.borrow_mut().retain(|utxo| utxo.outpoint != outpoint);
1528 impl WalletSource for TestWalletSource {
1529 fn list_confirmed_utxos(&self) -> Result<Vec<Utxo>, ()> {
1530 Ok(self.utxos.borrow().clone())
1533 fn get_change_script(&self) -> Result<ScriptBuf, ()> {
1534 let public_key = bitcoin::PublicKey::new(self.secret_key.public_key(&self.secp));
1535 Ok(ScriptBuf::new_p2pkh(&public_key.pubkey_hash()))
1538 fn sign_psbt(&self, psbt: PartiallySignedTransaction) -> Result<Transaction, ()> {
1539 let mut tx = psbt.extract_tx();
1540 let utxos = self.utxos.borrow();
1541 for i in 0..tx.input.len() {
1542 if let Some(utxo) = utxos.iter().find(|utxo| utxo.outpoint == tx.input[i].previous_output) {
1543 let sighash = SighashCache::new(&tx)
1544 .legacy_signature_hash(i, &utxo.output.script_pubkey, EcdsaSighashType::All as u32)
1546 let sig = self.secp.sign_ecdsa(&(*sighash.as_raw_hash()).into(), &self.secret_key);
1547 let bitcoin_sig = bitcoin::ecdsa::Signature { sig, hash_ty: EcdsaSighashType::All };
1548 tx.input[i].script_sig = Builder::new()
1549 .push_slice(&bitcoin_sig.serialize())
1550 .push_slice(&self.secret_key.public_key(&self.secp).serialize())