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
11 use crate::chain::WatchedOutput;
12 use crate::chain::chaininterface;
13 use crate::chain::chaininterface::ConfirmationTarget;
14 use crate::chain::chainmonitor;
15 use crate::chain::chainmonitor::MonitorUpdateId;
16 use crate::chain::channelmonitor;
17 use crate::chain::channelmonitor::MonitorEvent;
18 use crate::chain::transaction::OutPoint;
19 use crate::chain::keysinterface;
20 use crate::ln::channelmanager;
21 use crate::ln::features::{ChannelFeatures, InitFeatures, NodeFeatures};
22 use crate::ln::{msgs, wire};
23 use crate::ln::msgs::LightningError;
24 use crate::ln::script::ShutdownScript;
25 use crate::routing::gossip::{EffectiveCapacity, NetworkGraph, NodeId};
26 use crate::routing::utxo::{UtxoLookup, UtxoLookupError, UtxoResult};
27 use crate::routing::router::{find_route, InFlightHtlcs, Route, RouteHop, RouteParameters, Router, ScorerAccountingForInFlightHtlcs};
28 use crate::routing::scoring::{ChannelUsage, Score};
29 use crate::util::config::UserConfig;
30 use crate::util::enforcing_trait_impls::{EnforcingSigner, EnforcementState};
31 use crate::util::events;
32 use crate::util::logger::{Logger, Level, Record};
33 use crate::util::ser::{Readable, ReadableArgs, Writer, Writeable};
35 use bitcoin::blockdata::constants::genesis_block;
36 use bitcoin::blockdata::transaction::{Transaction, TxOut};
37 use bitcoin::blockdata::script::{Builder, Script};
38 use bitcoin::blockdata::opcodes;
39 use bitcoin::blockdata::block::Block;
40 use bitcoin::network::constants::Network;
41 use bitcoin::hash_types::{BlockHash, Txid};
43 use bitcoin::secp256k1::{SecretKey, PublicKey, Secp256k1, ecdsa::Signature, Scalar};
44 use bitcoin::secp256k1::ecdh::SharedSecret;
45 use bitcoin::secp256k1::ecdsa::RecoverableSignature;
50 use crate::prelude::*;
51 use core::cell::RefCell;
52 use core::time::Duration;
53 use crate::sync::{Mutex, Arc};
54 use core::sync::atomic::{AtomicBool, AtomicUsize, Ordering};
56 use bitcoin::bech32::u5;
57 use crate::chain::keysinterface::{InMemorySigner, Recipient, EntropySource, NodeSigner, SignerProvider};
59 #[cfg(feature = "std")]
60 use std::time::{SystemTime, UNIX_EPOCH};
61 use bitcoin::Sequence;
63 pub struct TestVecWriter(pub Vec<u8>);
64 impl Writer for TestVecWriter {
65 fn write_all(&mut self, buf: &[u8]) -> Result<(), io::Error> {
66 self.0.extend_from_slice(buf);
71 pub struct TestFeeEstimator {
72 pub sat_per_kw: Mutex<u32>,
74 impl chaininterface::FeeEstimator for TestFeeEstimator {
75 fn get_est_sat_per_1000_weight(&self, _confirmation_target: ConfirmationTarget) -> u32 {
76 *self.sat_per_kw.lock().unwrap()
80 pub struct TestRouter<'a> {
81 pub network_graph: Arc<NetworkGraph<&'a TestLogger>>,
82 pub next_routes: Mutex<VecDeque<(RouteParameters, Result<Route, LightningError>)>>,
83 pub scorer: &'a Mutex<TestScorer>,
86 impl<'a> TestRouter<'a> {
87 pub fn new(network_graph: Arc<NetworkGraph<&'a TestLogger>>, scorer: &'a Mutex<TestScorer>) -> Self {
88 Self { network_graph, next_routes: Mutex::new(VecDeque::new()), scorer }
91 pub fn expect_find_route(&self, query: RouteParameters, result: Result<Route, LightningError>) {
92 let mut expected_routes = self.next_routes.lock().unwrap();
93 expected_routes.push_back((query, result));
97 impl<'a> Router for TestRouter<'a> {
99 &self, payer: &PublicKey, params: &RouteParameters, first_hops: Option<&[&channelmanager::ChannelDetails]>,
100 inflight_htlcs: &InFlightHtlcs
101 ) -> Result<Route, msgs::LightningError> {
102 if let Some((find_route_query, find_route_res)) = self.next_routes.lock().unwrap().pop_front() {
103 assert_eq!(find_route_query, *params);
104 if let Ok(ref route) = find_route_res {
105 let locked_scorer = self.scorer.lock().unwrap();
106 let scorer = ScorerAccountingForInFlightHtlcs::new(locked_scorer, inflight_htlcs);
107 for path in &route.paths {
108 let mut aggregate_msat = 0u64;
109 for (idx, hop) in path.iter().rev().enumerate() {
110 aggregate_msat += hop.fee_msat;
111 let usage = ChannelUsage {
112 amount_msat: aggregate_msat,
113 inflight_htlc_msat: 0,
114 effective_capacity: EffectiveCapacity::Unknown,
117 // Since the path is reversed, the last element in our iteration is the first
119 if idx == path.len() - 1 {
120 scorer.channel_penalty_msat(hop.short_channel_id, &NodeId::from_pubkey(payer), &NodeId::from_pubkey(&hop.pubkey), usage);
122 let curr_hop_path_idx = path.len() - 1 - idx;
123 scorer.channel_penalty_msat(hop.short_channel_id, &NodeId::from_pubkey(&path[curr_hop_path_idx - 1].pubkey), &NodeId::from_pubkey(&hop.pubkey), usage);
128 return find_route_res;
130 let logger = TestLogger::new();
131 let scorer = self.scorer.lock().unwrap();
133 payer, params, &self.network_graph, first_hops, &logger,
134 &ScorerAccountingForInFlightHtlcs::new(scorer, &inflight_htlcs),
140 #[cfg(feature = "std")] // If we put this on the `if`, we get "attributes are not yet allowed on `if` expressions" on 1.41.1
141 impl<'a> Drop for TestRouter<'a> {
143 if std::thread::panicking() {
146 assert!(self.next_routes.lock().unwrap().is_empty());
150 pub struct OnlyReadsKeysInterface {}
152 impl EntropySource for OnlyReadsKeysInterface {
153 fn get_secure_random_bytes(&self) -> [u8; 32] { [0; 32] }}
155 impl SignerProvider for OnlyReadsKeysInterface {
156 type Signer = EnforcingSigner;
158 fn generate_channel_keys_id(&self, _inbound: bool, _channel_value_satoshis: u64, _user_channel_id: u128) -> [u8; 32] { unreachable!(); }
160 fn derive_channel_signer(&self, _channel_value_satoshis: u64, _channel_keys_id: [u8; 32]) -> Self::Signer { unreachable!(); }
162 fn read_chan_signer(&self, mut reader: &[u8]) -> Result<Self::Signer, msgs::DecodeError> {
163 let inner: InMemorySigner = Readable::read(&mut reader)?;
164 let state = Arc::new(Mutex::new(EnforcementState::new()));
166 Ok(EnforcingSigner::new_with_revoked(
173 fn get_destination_script(&self) -> Script { unreachable!(); }
174 fn get_shutdown_scriptpubkey(&self) -> ShutdownScript { unreachable!(); }
177 pub struct TestChainMonitor<'a> {
178 pub added_monitors: Mutex<Vec<(OutPoint, channelmonitor::ChannelMonitor<EnforcingSigner>)>>,
179 pub monitor_updates: Mutex<HashMap<[u8; 32], Vec<channelmonitor::ChannelMonitorUpdate>>>,
180 pub latest_monitor_update_id: Mutex<HashMap<[u8; 32], (OutPoint, u64, MonitorUpdateId)>>,
181 pub chain_monitor: chainmonitor::ChainMonitor<EnforcingSigner, &'a TestChainSource, &'a chaininterface::BroadcasterInterface, &'a TestFeeEstimator, &'a TestLogger, &'a chainmonitor::Persist<EnforcingSigner>>,
182 pub keys_manager: &'a TestKeysInterface,
183 /// If this is set to Some(), the next update_channel call (not watch_channel) must be a
184 /// ChannelForceClosed event for the given channel_id with should_broadcast set to the given
186 pub expect_channel_force_closed: Mutex<Option<([u8; 32], bool)>>,
188 impl<'a> TestChainMonitor<'a> {
189 pub fn new(chain_source: Option<&'a TestChainSource>, broadcaster: &'a chaininterface::BroadcasterInterface, logger: &'a TestLogger, fee_estimator: &'a TestFeeEstimator, persister: &'a chainmonitor::Persist<EnforcingSigner>, keys_manager: &'a TestKeysInterface) -> Self {
191 added_monitors: Mutex::new(Vec::new()),
192 monitor_updates: Mutex::new(HashMap::new()),
193 latest_monitor_update_id: Mutex::new(HashMap::new()),
194 chain_monitor: chainmonitor::ChainMonitor::new(chain_source, broadcaster, logger, fee_estimator, persister),
196 expect_channel_force_closed: Mutex::new(None),
200 pub fn complete_sole_pending_chan_update(&self, channel_id: &[u8; 32]) {
201 let (outpoint, _, latest_update) = self.latest_monitor_update_id.lock().unwrap().get(channel_id).unwrap().clone();
202 self.chain_monitor.channel_monitor_updated(outpoint, latest_update).unwrap();
205 impl<'a> chain::Watch<EnforcingSigner> for TestChainMonitor<'a> {
206 fn watch_channel(&self, funding_txo: OutPoint, monitor: channelmonitor::ChannelMonitor<EnforcingSigner>) -> chain::ChannelMonitorUpdateStatus {
207 // At every point where we get a monitor update, we should be able to send a useful monitor
208 // to a watchtower and disk...
209 let mut w = TestVecWriter(Vec::new());
210 monitor.write(&mut w).unwrap();
211 let new_monitor = <(BlockHash, channelmonitor::ChannelMonitor<EnforcingSigner>)>::read(
212 &mut io::Cursor::new(&w.0), (self.keys_manager, self.keys_manager)).unwrap().1;
213 assert!(new_monitor == monitor);
214 self.latest_monitor_update_id.lock().unwrap().insert(funding_txo.to_channel_id(),
215 (funding_txo, monitor.get_latest_update_id(), MonitorUpdateId::from_new_monitor(&monitor)));
216 self.added_monitors.lock().unwrap().push((funding_txo, monitor));
217 self.chain_monitor.watch_channel(funding_txo, new_monitor)
220 fn update_channel(&self, funding_txo: OutPoint, update: &channelmonitor::ChannelMonitorUpdate) -> chain::ChannelMonitorUpdateStatus {
221 // Every monitor update should survive roundtrip
222 let mut w = TestVecWriter(Vec::new());
223 update.write(&mut w).unwrap();
224 assert!(channelmonitor::ChannelMonitorUpdate::read(
225 &mut io::Cursor::new(&w.0)).unwrap() == *update);
227 self.monitor_updates.lock().unwrap().entry(funding_txo.to_channel_id()).or_insert(Vec::new()).push(update.clone());
229 if let Some(exp) = self.expect_channel_force_closed.lock().unwrap().take() {
230 assert_eq!(funding_txo.to_channel_id(), exp.0);
231 assert_eq!(update.updates.len(), 1);
232 if let channelmonitor::ChannelMonitorUpdateStep::ChannelForceClosed { should_broadcast } = update.updates[0] {
233 assert_eq!(should_broadcast, exp.1);
237 self.latest_monitor_update_id.lock().unwrap().insert(funding_txo.to_channel_id(),
238 (funding_txo, update.update_id, MonitorUpdateId::from_monitor_update(update)));
239 let update_res = self.chain_monitor.update_channel(funding_txo, update);
240 // At every point where we get a monitor update, we should be able to send a useful monitor
241 // to a watchtower and disk...
242 let monitor = self.chain_monitor.get_monitor(funding_txo).unwrap();
244 monitor.write(&mut w).unwrap();
245 let new_monitor = <(BlockHash, channelmonitor::ChannelMonitor<EnforcingSigner>)>::read(
246 &mut io::Cursor::new(&w.0), (self.keys_manager, self.keys_manager)).unwrap().1;
247 assert!(new_monitor == *monitor);
248 self.added_monitors.lock().unwrap().push((funding_txo, new_monitor));
252 fn release_pending_monitor_events(&self) -> Vec<(OutPoint, Vec<MonitorEvent>, Option<PublicKey>)> {
253 return self.chain_monitor.release_pending_monitor_events();
257 pub struct TestPersister {
258 /// The queue of update statuses we'll return. If none are queued, ::Completed will always be
260 pub update_rets: Mutex<VecDeque<chain::ChannelMonitorUpdateStatus>>,
261 /// When we get an update_persisted_channel call with no ChannelMonitorUpdate, we insert the
262 /// MonitorUpdateId here.
263 pub chain_sync_monitor_persistences: Mutex<HashMap<OutPoint, HashSet<MonitorUpdateId>>>,
264 /// When we get an update_persisted_channel call *with* a ChannelMonitorUpdate, we insert the
265 /// MonitorUpdateId here.
266 pub offchain_monitor_updates: Mutex<HashMap<OutPoint, HashSet<MonitorUpdateId>>>,
269 pub fn new() -> Self {
271 update_rets: Mutex::new(VecDeque::new()),
272 chain_sync_monitor_persistences: Mutex::new(HashMap::new()),
273 offchain_monitor_updates: Mutex::new(HashMap::new()),
277 /// Queue an update status to return.
278 pub fn set_update_ret(&self, next_ret: chain::ChannelMonitorUpdateStatus) {
279 self.update_rets.lock().unwrap().push_back(next_ret);
282 impl<Signer: keysinterface::WriteableEcdsaChannelSigner> chainmonitor::Persist<Signer> for TestPersister {
283 fn persist_new_channel(&self, _funding_txo: OutPoint, _data: &channelmonitor::ChannelMonitor<Signer>, _id: MonitorUpdateId) -> chain::ChannelMonitorUpdateStatus {
284 if let Some(update_ret) = self.update_rets.lock().unwrap().pop_front() {
287 chain::ChannelMonitorUpdateStatus::Completed
290 fn update_persisted_channel(&self, funding_txo: OutPoint, update: Option<&channelmonitor::ChannelMonitorUpdate>, _data: &channelmonitor::ChannelMonitor<Signer>, update_id: MonitorUpdateId) -> chain::ChannelMonitorUpdateStatus {
291 let mut ret = chain::ChannelMonitorUpdateStatus::Completed;
292 if let Some(update_ret) = self.update_rets.lock().unwrap().pop_front() {
295 if update.is_none() {
296 self.chain_sync_monitor_persistences.lock().unwrap().entry(funding_txo).or_insert(HashSet::new()).insert(update_id);
298 self.offchain_monitor_updates.lock().unwrap().entry(funding_txo).or_insert(HashSet::new()).insert(update_id);
304 pub struct TestBroadcaster {
305 pub txn_broadcasted: Mutex<Vec<Transaction>>,
306 pub blocks: Arc<Mutex<Vec<(Block, u32)>>>,
309 impl TestBroadcaster {
310 pub fn new(blocks: Arc<Mutex<Vec<(Block, u32)>>>) -> TestBroadcaster {
311 TestBroadcaster { txn_broadcasted: Mutex::new(Vec::new()), blocks }
315 impl chaininterface::BroadcasterInterface for TestBroadcaster {
316 fn broadcast_transaction(&self, tx: &Transaction) {
317 let lock_time = tx.lock_time.0;
318 assert!(lock_time < 1_500_000_000);
319 if lock_time > self.blocks.lock().unwrap().len() as u32 + 1 && lock_time < 500_000_000 {
320 for inp in tx.input.iter() {
321 if inp.sequence != Sequence::MAX {
322 panic!("We should never broadcast a transaction before its locktime ({})!", tx.lock_time);
326 self.txn_broadcasted.lock().unwrap().push(tx.clone());
330 pub struct TestChannelMessageHandler {
331 pub pending_events: Mutex<Vec<events::MessageSendEvent>>,
332 expected_recv_msgs: Mutex<Option<Vec<wire::Message<()>>>>,
333 connected_peers: Mutex<HashSet<PublicKey>>,
336 impl TestChannelMessageHandler {
337 pub fn new() -> Self {
338 TestChannelMessageHandler {
339 pending_events: Mutex::new(Vec::new()),
340 expected_recv_msgs: Mutex::new(None),
341 connected_peers: Mutex::new(HashSet::new()),
346 pub(crate) fn expect_receive_msg(&self, ev: wire::Message<()>) {
347 let mut expected_msgs = self.expected_recv_msgs.lock().unwrap();
348 if expected_msgs.is_none() { *expected_msgs = Some(Vec::new()); }
349 expected_msgs.as_mut().unwrap().push(ev);
352 fn received_msg(&self, _ev: wire::Message<()>) {
353 let mut msgs = self.expected_recv_msgs.lock().unwrap();
354 if msgs.is_none() { return; }
355 assert!(!msgs.as_ref().unwrap().is_empty(), "Received message when we weren't expecting one");
357 assert_eq!(msgs.as_ref().unwrap()[0], _ev);
358 msgs.as_mut().unwrap().remove(0);
362 impl Drop for TestChannelMessageHandler {
364 #[cfg(feature = "std")]
366 let l = self.expected_recv_msgs.lock().unwrap();
367 if !std::thread::panicking() {
368 assert!(l.is_none() || l.as_ref().unwrap().is_empty());
374 impl msgs::ChannelMessageHandler for TestChannelMessageHandler {
375 fn handle_open_channel(&self, _their_node_id: &PublicKey, msg: &msgs::OpenChannel) {
376 self.received_msg(wire::Message::OpenChannel(msg.clone()));
378 fn handle_accept_channel(&self, _their_node_id: &PublicKey, msg: &msgs::AcceptChannel) {
379 self.received_msg(wire::Message::AcceptChannel(msg.clone()));
381 fn handle_funding_created(&self, _their_node_id: &PublicKey, msg: &msgs::FundingCreated) {
382 self.received_msg(wire::Message::FundingCreated(msg.clone()));
384 fn handle_funding_signed(&self, _their_node_id: &PublicKey, msg: &msgs::FundingSigned) {
385 self.received_msg(wire::Message::FundingSigned(msg.clone()));
387 fn handle_channel_ready(&self, _their_node_id: &PublicKey, msg: &msgs::ChannelReady) {
388 self.received_msg(wire::Message::ChannelReady(msg.clone()));
390 fn handle_shutdown(&self, _their_node_id: &PublicKey, msg: &msgs::Shutdown) {
391 self.received_msg(wire::Message::Shutdown(msg.clone()));
393 fn handle_closing_signed(&self, _their_node_id: &PublicKey, msg: &msgs::ClosingSigned) {
394 self.received_msg(wire::Message::ClosingSigned(msg.clone()));
396 fn handle_update_add_htlc(&self, _their_node_id: &PublicKey, msg: &msgs::UpdateAddHTLC) {
397 self.received_msg(wire::Message::UpdateAddHTLC(msg.clone()));
399 fn handle_update_fulfill_htlc(&self, _their_node_id: &PublicKey, msg: &msgs::UpdateFulfillHTLC) {
400 self.received_msg(wire::Message::UpdateFulfillHTLC(msg.clone()));
402 fn handle_update_fail_htlc(&self, _their_node_id: &PublicKey, msg: &msgs::UpdateFailHTLC) {
403 self.received_msg(wire::Message::UpdateFailHTLC(msg.clone()));
405 fn handle_update_fail_malformed_htlc(&self, _their_node_id: &PublicKey, msg: &msgs::UpdateFailMalformedHTLC) {
406 self.received_msg(wire::Message::UpdateFailMalformedHTLC(msg.clone()));
408 fn handle_commitment_signed(&self, _their_node_id: &PublicKey, msg: &msgs::CommitmentSigned) {
409 self.received_msg(wire::Message::CommitmentSigned(msg.clone()));
411 fn handle_revoke_and_ack(&self, _their_node_id: &PublicKey, msg: &msgs::RevokeAndACK) {
412 self.received_msg(wire::Message::RevokeAndACK(msg.clone()));
414 fn handle_update_fee(&self, _their_node_id: &PublicKey, msg: &msgs::UpdateFee) {
415 self.received_msg(wire::Message::UpdateFee(msg.clone()));
417 fn handle_channel_update(&self, _their_node_id: &PublicKey, _msg: &msgs::ChannelUpdate) {
418 // Don't call `received_msg` here as `TestRoutingMessageHandler` generates these sometimes
420 fn handle_announcement_signatures(&self, _their_node_id: &PublicKey, msg: &msgs::AnnouncementSignatures) {
421 self.received_msg(wire::Message::AnnouncementSignatures(msg.clone()));
423 fn handle_channel_reestablish(&self, _their_node_id: &PublicKey, msg: &msgs::ChannelReestablish) {
424 self.received_msg(wire::Message::ChannelReestablish(msg.clone()));
426 fn peer_disconnected(&self, their_node_id: &PublicKey) {
427 assert!(self.connected_peers.lock().unwrap().remove(their_node_id));
429 fn peer_connected(&self, their_node_id: &PublicKey, _msg: &msgs::Init) -> Result<(), ()> {
430 assert!(self.connected_peers.lock().unwrap().insert(their_node_id.clone()));
431 // Don't bother with `received_msg` for Init as its auto-generated and we don't want to
432 // bother re-generating the expected Init message in all tests.
435 fn handle_error(&self, _their_node_id: &PublicKey, msg: &msgs::ErrorMessage) {
436 self.received_msg(wire::Message::Error(msg.clone()));
438 fn provided_node_features(&self) -> NodeFeatures {
439 channelmanager::provided_node_features(&UserConfig::default())
441 fn provided_init_features(&self, _their_init_features: &PublicKey) -> InitFeatures {
442 channelmanager::provided_init_features(&UserConfig::default())
446 impl events::MessageSendEventsProvider for TestChannelMessageHandler {
447 fn get_and_clear_pending_msg_events(&self) -> Vec<events::MessageSendEvent> {
448 let mut pending_events = self.pending_events.lock().unwrap();
449 let mut ret = Vec::new();
450 mem::swap(&mut ret, &mut *pending_events);
455 fn get_dummy_channel_announcement(short_chan_id: u64) -> msgs::ChannelAnnouncement {
456 use bitcoin::secp256k1::ffi::Signature as FFISignature;
457 let secp_ctx = Secp256k1::new();
458 let network = Network::Testnet;
459 let node_1_privkey = SecretKey::from_slice(&[42; 32]).unwrap();
460 let node_2_privkey = SecretKey::from_slice(&[41; 32]).unwrap();
461 let node_1_btckey = SecretKey::from_slice(&[40; 32]).unwrap();
462 let node_2_btckey = SecretKey::from_slice(&[39; 32]).unwrap();
463 let unsigned_ann = msgs::UnsignedChannelAnnouncement {
464 features: ChannelFeatures::empty(),
465 chain_hash: genesis_block(network).header.block_hash(),
466 short_channel_id: short_chan_id,
467 node_id_1: NodeId::from_pubkey(&PublicKey::from_secret_key(&secp_ctx, &node_1_privkey)),
468 node_id_2: NodeId::from_pubkey(&PublicKey::from_secret_key(&secp_ctx, &node_2_privkey)),
469 bitcoin_key_1: NodeId::from_pubkey(&PublicKey::from_secret_key(&secp_ctx, &node_1_btckey)),
470 bitcoin_key_2: NodeId::from_pubkey(&PublicKey::from_secret_key(&secp_ctx, &node_2_btckey)),
471 excess_data: Vec::new(),
475 msgs::ChannelAnnouncement {
476 node_signature_1: Signature::from(FFISignature::new()),
477 node_signature_2: Signature::from(FFISignature::new()),
478 bitcoin_signature_1: Signature::from(FFISignature::new()),
479 bitcoin_signature_2: Signature::from(FFISignature::new()),
480 contents: unsigned_ann,
485 fn get_dummy_channel_update(short_chan_id: u64) -> msgs::ChannelUpdate {
486 use bitcoin::secp256k1::ffi::Signature as FFISignature;
487 let network = Network::Testnet;
488 msgs::ChannelUpdate {
489 signature: Signature::from(unsafe { FFISignature::new() }),
490 contents: msgs::UnsignedChannelUpdate {
491 chain_hash: genesis_block(network).header.block_hash(),
492 short_channel_id: short_chan_id,
495 cltv_expiry_delta: 0,
496 htlc_minimum_msat: 0,
497 htlc_maximum_msat: msgs::MAX_VALUE_MSAT,
499 fee_proportional_millionths: 0,
505 pub struct TestRoutingMessageHandler {
506 pub chan_upds_recvd: AtomicUsize,
507 pub chan_anns_recvd: AtomicUsize,
508 pub pending_events: Mutex<Vec<events::MessageSendEvent>>,
509 pub request_full_sync: AtomicBool,
512 impl TestRoutingMessageHandler {
513 pub fn new() -> Self {
514 TestRoutingMessageHandler {
515 chan_upds_recvd: AtomicUsize::new(0),
516 chan_anns_recvd: AtomicUsize::new(0),
517 pending_events: Mutex::new(vec![]),
518 request_full_sync: AtomicBool::new(false),
522 impl msgs::RoutingMessageHandler for TestRoutingMessageHandler {
523 fn handle_node_announcement(&self, _msg: &msgs::NodeAnnouncement) -> Result<bool, msgs::LightningError> {
524 Err(msgs::LightningError { err: "".to_owned(), action: msgs::ErrorAction::IgnoreError })
526 fn handle_channel_announcement(&self, _msg: &msgs::ChannelAnnouncement) -> Result<bool, msgs::LightningError> {
527 self.chan_anns_recvd.fetch_add(1, Ordering::AcqRel);
528 Err(msgs::LightningError { err: "".to_owned(), action: msgs::ErrorAction::IgnoreError })
530 fn handle_channel_update(&self, _msg: &msgs::ChannelUpdate) -> Result<bool, msgs::LightningError> {
531 self.chan_upds_recvd.fetch_add(1, Ordering::AcqRel);
532 Err(msgs::LightningError { err: "".to_owned(), action: msgs::ErrorAction::IgnoreError })
534 fn get_next_channel_announcement(&self, starting_point: u64) -> Option<(msgs::ChannelAnnouncement, Option<msgs::ChannelUpdate>, Option<msgs::ChannelUpdate>)> {
535 let chan_upd_1 = get_dummy_channel_update(starting_point);
536 let chan_upd_2 = get_dummy_channel_update(starting_point);
537 let chan_ann = get_dummy_channel_announcement(starting_point);
539 Some((chan_ann, Some(chan_upd_1), Some(chan_upd_2)))
542 fn get_next_node_announcement(&self, _starting_point: Option<&NodeId>) -> Option<msgs::NodeAnnouncement> {
546 fn peer_connected(&self, their_node_id: &PublicKey, init_msg: &msgs::Init) -> Result<(), ()> {
547 if !init_msg.features.supports_gossip_queries() {
551 #[allow(unused_mut, unused_assignments)]
552 let mut gossip_start_time = 0;
553 #[cfg(feature = "std")]
555 gossip_start_time = SystemTime::now().duration_since(UNIX_EPOCH).expect("Time must be > 1970").as_secs();
556 if self.request_full_sync.load(Ordering::Acquire) {
557 gossip_start_time -= 60 * 60 * 24 * 7 * 2; // 2 weeks ago
559 gossip_start_time -= 60 * 60; // an hour ago
563 let mut pending_events = self.pending_events.lock().unwrap();
564 pending_events.push(events::MessageSendEvent::SendGossipTimestampFilter {
565 node_id: their_node_id.clone(),
566 msg: msgs::GossipTimestampFilter {
567 chain_hash: genesis_block(Network::Testnet).header.block_hash(),
568 first_timestamp: gossip_start_time as u32,
569 timestamp_range: u32::max_value(),
575 fn handle_reply_channel_range(&self, _their_node_id: &PublicKey, _msg: msgs::ReplyChannelRange) -> Result<(), msgs::LightningError> {
579 fn handle_reply_short_channel_ids_end(&self, _their_node_id: &PublicKey, _msg: msgs::ReplyShortChannelIdsEnd) -> Result<(), msgs::LightningError> {
583 fn handle_query_channel_range(&self, _their_node_id: &PublicKey, _msg: msgs::QueryChannelRange) -> Result<(), msgs::LightningError> {
587 fn handle_query_short_channel_ids(&self, _their_node_id: &PublicKey, _msg: msgs::QueryShortChannelIds) -> Result<(), msgs::LightningError> {
591 fn provided_node_features(&self) -> NodeFeatures {
592 let mut features = NodeFeatures::empty();
593 features.set_gossip_queries_optional();
597 fn provided_init_features(&self, _their_init_features: &PublicKey) -> InitFeatures {
598 let mut features = InitFeatures::empty();
599 features.set_gossip_queries_optional();
603 fn processing_queue_high(&self) -> bool { false }
606 impl events::MessageSendEventsProvider for TestRoutingMessageHandler {
607 fn get_and_clear_pending_msg_events(&self) -> Vec<events::MessageSendEvent> {
608 let mut ret = Vec::new();
609 let mut pending_events = self.pending_events.lock().unwrap();
610 core::mem::swap(&mut ret, &mut pending_events);
615 pub struct TestLogger {
617 pub(crate) id: String,
618 pub lines: Mutex<HashMap<(String, String), usize>>,
622 pub fn new() -> TestLogger {
623 Self::with_id("".to_owned())
625 pub fn with_id(id: String) -> TestLogger {
629 lines: Mutex::new(HashMap::new())
632 pub fn enable(&mut self, level: Level) {
635 pub fn assert_log(&self, module: String, line: String, count: usize) {
636 let log_entries = self.lines.lock().unwrap();
637 assert_eq!(log_entries.get(&(module, line)), Some(&count));
640 /// Search for the number of occurrence of the logged lines which
641 /// 1. belongs to the specified module and
642 /// 2. contains `line` in it.
643 /// And asserts if the number of occurrences is the same with the given `count`
644 pub fn assert_log_contains(&self, module: String, line: String, count: usize) {
645 let log_entries = self.lines.lock().unwrap();
646 let l: usize = log_entries.iter().filter(|&(&(ref m, ref l), _c)| {
647 m == &module && l.contains(line.as_str())
648 }).map(|(_, c) | { c }).sum();
652 /// Search for the number of occurrences of logged lines which
653 /// 1. belong to the specified module and
654 /// 2. match the given regex pattern.
655 /// Assert that the number of occurrences equals the given `count`
656 pub fn assert_log_regex(&self, module: String, pattern: regex::Regex, count: usize) {
657 let log_entries = self.lines.lock().unwrap();
658 let l: usize = log_entries.iter().filter(|&(&(ref m, ref l), _c)| {
659 m == &module && pattern.is_match(&l)
660 }).map(|(_, c) | { c }).sum();
665 impl Logger for TestLogger {
666 fn log(&self, record: &Record) {
667 *self.lines.lock().unwrap().entry((record.module_path.to_string(), format!("{}", record.args))).or_insert(0) += 1;
668 if record.level >= self.level {
669 #[cfg(feature = "std")]
670 println!("{:<5} {} [{} : {}, {}] {}", record.level.to_string(), self.id, record.module_path, record.file, record.line, record.args);
675 pub struct TestNodeSigner {
676 node_secret: SecretKey,
679 impl TestNodeSigner {
680 pub fn new(node_secret: SecretKey) -> Self {
685 impl NodeSigner for TestNodeSigner {
686 fn get_inbound_payment_key_material(&self) -> crate::chain::keysinterface::KeyMaterial {
690 fn get_node_id(&self, recipient: Recipient) -> Result<PublicKey, ()> {
691 let node_secret = match recipient {
692 Recipient::Node => Ok(&self.node_secret),
693 Recipient::PhantomNode => Err(())
695 Ok(PublicKey::from_secret_key(&Secp256k1::signing_only(), node_secret))
698 fn ecdh(&self, recipient: Recipient, other_key: &PublicKey, tweak: Option<&bitcoin::secp256k1::Scalar>) -> Result<SharedSecret, ()> {
699 let mut node_secret = match recipient {
700 Recipient::Node => Ok(self.node_secret.clone()),
701 Recipient::PhantomNode => Err(())
703 if let Some(tweak) = tweak {
704 node_secret = node_secret.mul_tweak(tweak).map_err(|_| ())?;
706 Ok(SharedSecret::new(other_key, &node_secret))
709 fn sign_invoice(&self, _: &[u8], _: &[bitcoin::bech32::u5], _: Recipient) -> Result<bitcoin::secp256k1::ecdsa::RecoverableSignature, ()> {
713 fn sign_gossip_message(&self, _msg: msgs::UnsignedGossipMessage) -> Result<Signature, ()> {
718 pub struct TestKeysInterface {
719 pub backing: keysinterface::PhantomKeysManager,
720 pub override_random_bytes: Mutex<Option<[u8; 32]>>,
721 pub disable_revocation_policy_check: bool,
722 enforcement_states: Mutex<HashMap<[u8;32], Arc<Mutex<EnforcementState>>>>,
723 expectations: Mutex<Option<VecDeque<OnGetShutdownScriptpubkey>>>,
726 impl EntropySource for TestKeysInterface {
727 fn get_secure_random_bytes(&self) -> [u8; 32] {
728 let override_random_bytes = self.override_random_bytes.lock().unwrap();
729 if let Some(bytes) = &*override_random_bytes {
732 self.backing.get_secure_random_bytes()
736 impl NodeSigner for TestKeysInterface {
737 fn get_node_id(&self, recipient: Recipient) -> Result<PublicKey, ()> {
738 self.backing.get_node_id(recipient)
741 fn ecdh(&self, recipient: Recipient, other_key: &PublicKey, tweak: Option<&Scalar>) -> Result<SharedSecret, ()> {
742 self.backing.ecdh(recipient, other_key, tweak)
745 fn get_inbound_payment_key_material(&self) -> keysinterface::KeyMaterial {
746 self.backing.get_inbound_payment_key_material()
749 fn sign_invoice(&self, hrp_bytes: &[u8], invoice_data: &[u5], recipient: Recipient) -> Result<RecoverableSignature, ()> {
750 self.backing.sign_invoice(hrp_bytes, invoice_data, recipient)
753 fn sign_gossip_message(&self, msg: msgs::UnsignedGossipMessage) -> Result<Signature, ()> {
754 self.backing.sign_gossip_message(msg)
758 impl SignerProvider for TestKeysInterface {
759 type Signer = EnforcingSigner;
761 fn generate_channel_keys_id(&self, inbound: bool, channel_value_satoshis: u64, user_channel_id: u128) -> [u8; 32] {
762 self.backing.generate_channel_keys_id(inbound, channel_value_satoshis, user_channel_id)
765 fn derive_channel_signer(&self, channel_value_satoshis: u64, channel_keys_id: [u8; 32]) -> EnforcingSigner {
766 let keys = self.backing.derive_channel_signer(channel_value_satoshis, channel_keys_id);
767 let state = self.make_enforcement_state_cell(keys.commitment_seed);
768 EnforcingSigner::new_with_revoked(keys, state, self.disable_revocation_policy_check)
771 fn read_chan_signer(&self, buffer: &[u8]) -> Result<Self::Signer, msgs::DecodeError> {
772 let mut reader = io::Cursor::new(buffer);
774 let inner: InMemorySigner = Readable::read(&mut reader)?;
775 let state = self.make_enforcement_state_cell(inner.commitment_seed);
777 Ok(EnforcingSigner::new_with_revoked(
780 self.disable_revocation_policy_check
784 fn get_destination_script(&self) -> Script { self.backing.get_destination_script() }
786 fn get_shutdown_scriptpubkey(&self) -> ShutdownScript {
787 match &mut *self.expectations.lock().unwrap() {
788 None => self.backing.get_shutdown_scriptpubkey(),
789 Some(expectations) => match expectations.pop_front() {
790 None => panic!("Unexpected get_shutdown_scriptpubkey"),
791 Some(expectation) => expectation.returns,
797 impl TestKeysInterface {
798 pub fn new(seed: &[u8; 32], network: Network) -> Self {
799 let now = Duration::from_secs(genesis_block(network).header.time as u64);
801 backing: keysinterface::PhantomKeysManager::new(seed, now.as_secs(), now.subsec_nanos(), seed),
802 override_random_bytes: Mutex::new(None),
803 disable_revocation_policy_check: false,
804 enforcement_states: Mutex::new(HashMap::new()),
805 expectations: Mutex::new(None),
809 /// Sets an expectation that [`keysinterface::SignerProvider::get_shutdown_scriptpubkey`] is
811 pub fn expect(&self, expectation: OnGetShutdownScriptpubkey) -> &Self {
812 self.expectations.lock().unwrap()
813 .get_or_insert_with(|| VecDeque::new())
814 .push_back(expectation);
818 pub fn derive_channel_keys(&self, channel_value_satoshis: u64, id: &[u8; 32]) -> EnforcingSigner {
819 let keys = self.backing.derive_channel_keys(channel_value_satoshis, id);
820 let state = self.make_enforcement_state_cell(keys.commitment_seed);
821 EnforcingSigner::new_with_revoked(keys, state, self.disable_revocation_policy_check)
824 fn make_enforcement_state_cell(&self, commitment_seed: [u8; 32]) -> Arc<Mutex<EnforcementState>> {
825 let mut states = self.enforcement_states.lock().unwrap();
826 if !states.contains_key(&commitment_seed) {
827 let state = EnforcementState::new();
828 states.insert(commitment_seed, Arc::new(Mutex::new(state)));
830 let cell = states.get(&commitment_seed).unwrap();
835 pub(crate) fn panicking() -> bool {
836 #[cfg(feature = "std")]
837 let panicking = ::std::thread::panicking();
838 #[cfg(not(feature = "std"))]
839 let panicking = false;
843 impl Drop for TestKeysInterface {
849 if let Some(expectations) = &*self.expectations.lock().unwrap() {
850 if !expectations.is_empty() {
851 panic!("Unsatisfied expectations: {:?}", expectations);
857 /// An expectation that [`keysinterface::SignerProvider::get_shutdown_scriptpubkey`] was called and
858 /// returns a [`ShutdownScript`].
859 pub struct OnGetShutdownScriptpubkey {
860 /// A shutdown script used to close a channel.
861 pub returns: ShutdownScript,
864 impl core::fmt::Debug for OnGetShutdownScriptpubkey {
865 fn fmt(&self, f: &mut core::fmt::Formatter<'_>) -> core::fmt::Result {
866 f.debug_struct("OnGetShutdownScriptpubkey").finish()
870 pub struct TestChainSource {
871 pub genesis_hash: BlockHash,
872 pub utxo_ret: Mutex<UtxoResult>,
873 pub get_utxo_call_count: AtomicUsize,
874 pub watched_txn: Mutex<HashSet<(Txid, Script)>>,
875 pub watched_outputs: Mutex<HashSet<(OutPoint, Script)>>,
878 impl TestChainSource {
879 pub fn new(network: Network) -> Self {
880 let script_pubkey = Builder::new().push_opcode(opcodes::OP_TRUE).into_script();
882 genesis_hash: genesis_block(network).block_hash(),
883 utxo_ret: Mutex::new(UtxoResult::Sync(Ok(TxOut { value: u64::max_value(), script_pubkey }))),
884 get_utxo_call_count: AtomicUsize::new(0),
885 watched_txn: Mutex::new(HashSet::new()),
886 watched_outputs: Mutex::new(HashSet::new()),
891 impl UtxoLookup for TestChainSource {
892 fn get_utxo(&self, genesis_hash: &BlockHash, _short_channel_id: u64) -> UtxoResult {
893 self.get_utxo_call_count.fetch_add(1, Ordering::Relaxed);
894 if self.genesis_hash != *genesis_hash {
895 return UtxoResult::Sync(Err(UtxoLookupError::UnknownChain));
898 self.utxo_ret.lock().unwrap().clone()
902 impl chain::Filter for TestChainSource {
903 fn register_tx(&self, txid: &Txid, script_pubkey: &Script) {
904 self.watched_txn.lock().unwrap().insert((*txid, script_pubkey.clone()));
907 fn register_output(&self, output: WatchedOutput) {
908 self.watched_outputs.lock().unwrap().insert((output.outpoint, output.script_pubkey));
912 impl Drop for TestChainSource {
920 pub struct TestScorer {
921 /// Stores a tuple of (scid, ChannelUsage)
922 scorer_expectations: RefCell<Option<VecDeque<(u64, ChannelUsage)>>>,
926 pub fn new() -> Self {
928 scorer_expectations: RefCell::new(None),
932 pub fn expect_usage(&self, scid: u64, expectation: ChannelUsage) {
933 self.scorer_expectations.borrow_mut().get_or_insert_with(|| VecDeque::new()).push_back((scid, expectation));
938 impl crate::util::ser::Writeable for TestScorer {
939 fn write<W: crate::util::ser::Writer>(&self, _: &mut W) -> Result<(), crate::io::Error> { unreachable!(); }
942 impl Score for TestScorer {
943 fn channel_penalty_msat(
944 &self, short_channel_id: u64, _source: &NodeId, _target: &NodeId, usage: ChannelUsage
946 if let Some(scorer_expectations) = self.scorer_expectations.borrow_mut().as_mut() {
947 match scorer_expectations.pop_front() {
948 Some((scid, expectation)) => {
949 assert_eq!(expectation, usage);
950 assert_eq!(scid, short_channel_id);
958 fn payment_path_failed(&mut self, _actual_path: &[&RouteHop], _actual_short_channel_id: u64) {}
960 fn payment_path_successful(&mut self, _actual_path: &[&RouteHop]) {}
962 fn probe_failed(&mut self, _actual_path: &[&RouteHop], _: u64) {}
964 fn probe_successful(&mut self, _actual_path: &[&RouteHop]) {}
967 impl Drop for TestScorer {
969 #[cfg(feature = "std")] {
970 if std::thread::panicking() {
975 if let Some(scorer_expectations) = self.scorer_expectations.borrow().as_ref() {
976 if !scorer_expectations.is_empty() {
977 panic!("Unsatisfied scorer expectations: {:?}", scorer_expectations)