1 use chain::chaininterface;
2 use chain::chaininterface::ConfirmationTarget;
3 use chain::transaction::OutPoint;
4 use chain::keysinterface;
5 use ln::channelmonitor;
7 use ln::msgs::LocalFeatures;
8 use ln::msgs::{LightningError};
9 use ln::channelmonitor::HTLCUpdate;
10 use util::enforcing_trait_impls::EnforcingChannelKeys;
12 use util::logger::{Logger, Level, Record};
13 use util::ser::{ReadableArgs, Writer};
15 use bitcoin::blockdata::transaction::Transaction;
16 use bitcoin::blockdata::script::Script;
17 use bitcoin_hashes::sha256d::Hash as Sha256dHash;
18 use bitcoin::network::constants::Network;
20 use secp256k1::{SecretKey, PublicKey};
22 use std::time::{SystemTime, UNIX_EPOCH};
23 use std::sync::{Arc,Mutex};
26 pub struct TestVecWriter(pub Vec<u8>);
27 impl Writer for TestVecWriter {
28 fn write_all(&mut self, buf: &[u8]) -> Result<(), ::std::io::Error> {
29 self.0.extend_from_slice(buf);
32 fn size_hint(&mut self, size: usize) {
33 self.0.reserve_exact(size);
37 pub struct TestFeeEstimator {
40 impl chaininterface::FeeEstimator for TestFeeEstimator {
41 fn get_est_sat_per_1000_weight(&self, _confirmation_target: ConfirmationTarget) -> u64 {
46 pub struct TestChannelMonitor {
47 pub added_monitors: Mutex<Vec<(OutPoint, channelmonitor::ChannelMonitor)>>,
48 pub simple_monitor: Arc<channelmonitor::SimpleManyChannelMonitor<OutPoint>>,
49 pub update_ret: Mutex<Result<(), channelmonitor::ChannelMonitorUpdateErr>>,
51 impl TestChannelMonitor {
52 pub fn new(chain_monitor: Arc<chaininterface::ChainWatchInterface>, broadcaster: Arc<chaininterface::BroadcasterInterface>, logger: Arc<Logger>, fee_estimator: Arc<chaininterface::FeeEstimator>) -> Self {
54 added_monitors: Mutex::new(Vec::new()),
55 simple_monitor: channelmonitor::SimpleManyChannelMonitor::new(chain_monitor, broadcaster, logger, fee_estimator),
56 update_ret: Mutex::new(Ok(())),
60 impl channelmonitor::ManyChannelMonitor for TestChannelMonitor {
61 fn add_update_monitor(&self, funding_txo: OutPoint, monitor: channelmonitor::ChannelMonitor) -> Result<(), channelmonitor::ChannelMonitorUpdateErr> {
62 // At every point where we get a monitor update, we should be able to send a useful monitor
63 // to a watchtower and disk...
64 let mut w = TestVecWriter(Vec::new());
65 monitor.write_for_disk(&mut w).unwrap();
66 assert!(<(Sha256dHash, channelmonitor::ChannelMonitor)>::read(
67 &mut ::std::io::Cursor::new(&w.0), Arc::new(TestLogger::new())).unwrap().1 == monitor);
69 monitor.write_for_watchtower(&mut w).unwrap(); // This at least shouldn't crash...
70 self.added_monitors.lock().unwrap().push((funding_txo, monitor.clone()));
71 assert!(self.simple_monitor.add_update_monitor(funding_txo, monitor).is_ok());
72 self.update_ret.lock().unwrap().clone()
75 fn fetch_pending_htlc_updated(&self) -> Vec<HTLCUpdate> {
76 return self.simple_monitor.fetch_pending_htlc_updated();
80 pub struct TestBroadcaster {
81 pub txn_broadcasted: Mutex<Vec<Transaction>>,
83 impl chaininterface::BroadcasterInterface for TestBroadcaster {
84 fn broadcast_transaction(&self, tx: &Transaction) {
85 self.txn_broadcasted.lock().unwrap().push(tx.clone());
89 pub struct TestChannelMessageHandler {
90 pub pending_events: Mutex<Vec<events::MessageSendEvent>>,
93 impl TestChannelMessageHandler {
94 pub fn new() -> Self {
95 TestChannelMessageHandler {
96 pending_events: Mutex::new(Vec::new()),
101 impl msgs::ChannelMessageHandler for TestChannelMessageHandler {
102 fn handle_open_channel(&self, _their_node_id: &PublicKey, _their_local_features: LocalFeatures, _msg: &msgs::OpenChannel) -> Result<(), LightningError> {
103 Err(LightningError { err: "", action: msgs::ErrorAction::IgnoreError })
105 fn handle_accept_channel(&self, _their_node_id: &PublicKey, _their_local_features: LocalFeatures, _msg: &msgs::AcceptChannel) -> Result<(), LightningError> {
106 Err(LightningError { err: "", action: msgs::ErrorAction::IgnoreError })
108 fn handle_funding_created(&self, _their_node_id: &PublicKey, _msg: &msgs::FundingCreated) -> Result<(), LightningError> {
109 Err(LightningError { err: "", action: msgs::ErrorAction::IgnoreError })
111 fn handle_funding_signed(&self, _their_node_id: &PublicKey, _msg: &msgs::FundingSigned) -> Result<(), LightningError> {
112 Err(LightningError { err: "", action: msgs::ErrorAction::IgnoreError })
114 fn handle_funding_locked(&self, _their_node_id: &PublicKey, _msg: &msgs::FundingLocked) -> Result<(), LightningError> {
115 Err(LightningError { err: "", action: msgs::ErrorAction::IgnoreError })
117 fn handle_shutdown(&self, _their_node_id: &PublicKey, _msg: &msgs::Shutdown) -> Result<(), LightningError> {
118 Err(LightningError { err: "", action: msgs::ErrorAction::IgnoreError })
120 fn handle_closing_signed(&self, _their_node_id: &PublicKey, _msg: &msgs::ClosingSigned) -> Result<(), LightningError> {
121 Err(LightningError { err: "", action: msgs::ErrorAction::IgnoreError })
123 fn handle_update_add_htlc(&self, _their_node_id: &PublicKey, _msg: &msgs::UpdateAddHTLC) -> Result<(), LightningError> {
124 Err(LightningError { err: "", action: msgs::ErrorAction::IgnoreError })
126 fn handle_update_fulfill_htlc(&self, _their_node_id: &PublicKey, _msg: &msgs::UpdateFulfillHTLC) -> Result<(), LightningError> {
127 Err(LightningError { err: "", action: msgs::ErrorAction::IgnoreError })
129 fn handle_update_fail_htlc(&self, _their_node_id: &PublicKey, _msg: &msgs::UpdateFailHTLC) -> Result<(), LightningError> {
130 Err(LightningError { err: "", action: msgs::ErrorAction::IgnoreError })
132 fn handle_update_fail_malformed_htlc(&self, _their_node_id: &PublicKey, _msg: &msgs::UpdateFailMalformedHTLC) -> Result<(), LightningError> {
133 Err(LightningError { err: "", action: msgs::ErrorAction::IgnoreError })
135 fn handle_commitment_signed(&self, _their_node_id: &PublicKey, _msg: &msgs::CommitmentSigned) -> Result<(), LightningError> {
136 Err(LightningError { err: "", action: msgs::ErrorAction::IgnoreError })
138 fn handle_revoke_and_ack(&self, _their_node_id: &PublicKey, _msg: &msgs::RevokeAndACK) -> Result<(), LightningError> {
139 Err(LightningError { err: "", action: msgs::ErrorAction::IgnoreError })
141 fn handle_update_fee(&self, _their_node_id: &PublicKey, _msg: &msgs::UpdateFee) -> Result<(), LightningError> {
142 Err(LightningError { err: "", action: msgs::ErrorAction::IgnoreError })
144 fn handle_announcement_signatures(&self, _their_node_id: &PublicKey, _msg: &msgs::AnnouncementSignatures) -> Result<(), LightningError> {
145 Err(LightningError { err: "", action: msgs::ErrorAction::IgnoreError })
147 fn handle_channel_reestablish(&self, _their_node_id: &PublicKey, _msg: &msgs::ChannelReestablish) -> Result<(), LightningError> {
148 Err(LightningError { err: "", action: msgs::ErrorAction::IgnoreError })
150 fn peer_disconnected(&self, _their_node_id: &PublicKey, _no_connection_possible: bool) {}
151 fn peer_connected(&self, _their_node_id: &PublicKey) {}
152 fn handle_error(&self, _their_node_id: &PublicKey, _msg: &msgs::ErrorMessage) {}
155 impl events::MessageSendEventsProvider for TestChannelMessageHandler {
156 fn get_and_clear_pending_msg_events(&self) -> Vec<events::MessageSendEvent> {
157 let mut pending_events = self.pending_events.lock().unwrap();
158 let mut ret = Vec::new();
159 mem::swap(&mut ret, &mut *pending_events);
164 pub struct TestRoutingMessageHandler {}
166 impl TestRoutingMessageHandler {
167 pub fn new() -> Self {
168 TestRoutingMessageHandler {}
171 impl msgs::RoutingMessageHandler for TestRoutingMessageHandler {
172 fn handle_node_announcement(&self, _msg: &msgs::NodeAnnouncement) -> Result<bool, LightningError> {
173 Err(LightningError { err: "", action: msgs::ErrorAction::IgnoreError })
175 fn handle_channel_announcement(&self, _msg: &msgs::ChannelAnnouncement) -> Result<bool, LightningError> {
176 Err(LightningError { err: "", action: msgs::ErrorAction::IgnoreError })
178 fn handle_channel_update(&self, _msg: &msgs::ChannelUpdate) -> Result<bool, LightningError> {
179 Err(LightningError { err: "", action: msgs::ErrorAction::IgnoreError })
181 fn handle_htlc_fail_channel_update(&self, _update: &msgs::HTLCFailChannelUpdate) {}
182 fn get_next_channel_announcements(&self, _starting_point: u64, _batch_amount: u8) -> Vec<(msgs::ChannelAnnouncement, msgs::ChannelUpdate,msgs::ChannelUpdate)> {
185 fn get_next_node_announcements(&self, _starting_point: Option<&PublicKey>, _batch_amount: u8) -> Vec<msgs::NodeAnnouncement> {
190 pub struct TestLogger {
196 pub fn new() -> TestLogger {
197 Self::with_id("".to_owned())
199 pub fn with_id(id: String) -> TestLogger {
205 pub fn enable(&mut self, level: Level) {
210 impl Logger for TestLogger {
211 fn log(&self, record: &Record) {
212 if self.level >= record.level {
213 println!("{:<5} {} [{} : {}, {}] {}", record.level.to_string(), self.id, record.module_path, record.file, record.line, record.args);
218 pub struct TestKeysInterface {
219 backing: keysinterface::KeysManager,
220 pub override_session_priv: Mutex<Option<SecretKey>>,
221 pub override_channel_id_priv: Mutex<Option<[u8; 32]>>,
224 impl keysinterface::KeysInterface for TestKeysInterface {
225 type ChanKeySigner = EnforcingChannelKeys;
227 fn get_node_secret(&self) -> SecretKey { self.backing.get_node_secret() }
228 fn get_destination_script(&self) -> Script { self.backing.get_destination_script() }
229 fn get_shutdown_pubkey(&self) -> PublicKey { self.backing.get_shutdown_pubkey() }
230 fn get_channel_keys(&self, inbound: bool) -> EnforcingChannelKeys { EnforcingChannelKeys::new(self.backing.get_channel_keys(inbound)) }
232 fn get_onion_rand(&self) -> (SecretKey, [u8; 32]) {
233 match *self.override_session_priv.lock().unwrap() {
234 Some(key) => (key.clone(), [0; 32]),
235 None => self.backing.get_onion_rand()
239 fn get_channel_id(&self) -> [u8; 32] {
240 match *self.override_channel_id_priv.lock().unwrap() {
241 Some(key) => key.clone(),
242 None => self.backing.get_channel_id()
247 impl TestKeysInterface {
248 pub fn new(seed: &[u8; 32], network: Network, logger: Arc<Logger>) -> Self {
249 let now = SystemTime::now().duration_since(UNIX_EPOCH).expect("Time went backwards");
251 backing: keysinterface::KeysManager::new(seed, network, logger, now.as_secs(), now.subsec_nanos()),
252 override_session_priv: Mutex::new(None),
253 override_channel_id_priv: Mutex::new(None),