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;
11 use util::logger::{Logger, Level, Record};
12 use util::ser::{ReadableArgs, Writer};
14 use bitcoin::blockdata::transaction::Transaction;
15 use bitcoin::blockdata::script::Script;
16 use bitcoin_hashes::sha256d::Hash as Sha256dHash;
17 use bitcoin::network::constants::Network;
19 use secp256k1::{SecretKey, PublicKey};
21 use std::time::{SystemTime, UNIX_EPOCH};
22 use std::sync::{Arc,Mutex};
25 pub struct TestVecWriter(pub Vec<u8>);
26 impl Writer for TestVecWriter {
27 fn write_all(&mut self, buf: &[u8]) -> Result<(), ::std::io::Error> {
28 self.0.extend_from_slice(buf);
31 fn size_hint(&mut self, size: usize) {
32 self.0.reserve_exact(size);
36 pub struct TestFeeEstimator {
39 impl chaininterface::FeeEstimator for TestFeeEstimator {
40 fn get_est_sat_per_1000_weight(&self, _confirmation_target: ConfirmationTarget) -> u64 {
45 pub struct TestChannelMonitor {
46 pub added_monitors: Mutex<Vec<(OutPoint, channelmonitor::ChannelMonitor)>>,
47 pub simple_monitor: Arc<channelmonitor::SimpleManyChannelMonitor<OutPoint>>,
48 pub update_ret: Mutex<Result<(), channelmonitor::ChannelMonitorUpdateErr>>,
50 impl TestChannelMonitor {
51 pub fn new(chain_monitor: Arc<chaininterface::ChainWatchInterface>, broadcaster: Arc<chaininterface::BroadcasterInterface>, logger: Arc<Logger>, fee_estimator: Arc<chaininterface::FeeEstimator>) -> Self {
53 added_monitors: Mutex::new(Vec::new()),
54 simple_monitor: channelmonitor::SimpleManyChannelMonitor::new(chain_monitor, broadcaster, logger, fee_estimator),
55 update_ret: Mutex::new(Ok(())),
59 impl channelmonitor::ManyChannelMonitor for TestChannelMonitor {
60 fn add_update_monitor(&self, funding_txo: OutPoint, monitor: channelmonitor::ChannelMonitor) -> Result<(), channelmonitor::ChannelMonitorUpdateErr> {
61 // At every point where we get a monitor update, we should be able to send a useful monitor
62 // to a watchtower and disk...
63 let mut w = TestVecWriter(Vec::new());
64 monitor.write_for_disk(&mut w).unwrap();
65 assert!(<(Sha256dHash, channelmonitor::ChannelMonitor)>::read(
66 &mut ::std::io::Cursor::new(&w.0), Arc::new(TestLogger::new())).unwrap().1 == monitor);
68 monitor.write_for_watchtower(&mut w).unwrap(); // This at least shouldn't crash...
69 self.added_monitors.lock().unwrap().push((funding_txo, monitor.clone()));
70 assert!(self.simple_monitor.add_update_monitor(funding_txo, monitor).is_ok());
71 self.update_ret.lock().unwrap().clone()
74 fn fetch_pending_htlc_updated(&self) -> Vec<HTLCUpdate> {
75 return self.simple_monitor.fetch_pending_htlc_updated();
79 pub struct TestBroadcaster {
80 pub txn_broadcasted: Mutex<Vec<Transaction>>,
82 impl chaininterface::BroadcasterInterface for TestBroadcaster {
83 fn broadcast_transaction(&self, tx: &Transaction) {
84 self.txn_broadcasted.lock().unwrap().push(tx.clone());
88 pub struct TestChannelMessageHandler {
89 pub pending_events: Mutex<Vec<events::MessageSendEvent>>,
92 impl TestChannelMessageHandler {
93 pub fn new() -> Self {
94 TestChannelMessageHandler {
95 pending_events: Mutex::new(Vec::new()),
100 impl msgs::ChannelMessageHandler for TestChannelMessageHandler {
101 fn handle_open_channel(&self, _their_node_id: &PublicKey, _their_local_features: LocalFeatures, _msg: &msgs::OpenChannel) -> Result<(), LightningError> {
102 Err(LightningError { err: "", action: msgs::ErrorAction::IgnoreError })
104 fn handle_accept_channel(&self, _their_node_id: &PublicKey, _their_local_features: LocalFeatures, _msg: &msgs::AcceptChannel) -> Result<(), LightningError> {
105 Err(LightningError { err: "", action: msgs::ErrorAction::IgnoreError })
107 fn handle_funding_created(&self, _their_node_id: &PublicKey, _msg: &msgs::FundingCreated) -> Result<(), LightningError> {
108 Err(LightningError { err: "", action: msgs::ErrorAction::IgnoreError })
110 fn handle_funding_signed(&self, _their_node_id: &PublicKey, _msg: &msgs::FundingSigned) -> Result<(), LightningError> {
111 Err(LightningError { err: "", action: msgs::ErrorAction::IgnoreError })
113 fn handle_funding_locked(&self, _their_node_id: &PublicKey, _msg: &msgs::FundingLocked) -> Result<(), LightningError> {
114 Err(LightningError { err: "", action: msgs::ErrorAction::IgnoreError })
116 fn handle_shutdown(&self, _their_node_id: &PublicKey, _msg: &msgs::Shutdown) -> Result<(), LightningError> {
117 Err(LightningError { err: "", action: msgs::ErrorAction::IgnoreError })
119 fn handle_closing_signed(&self, _their_node_id: &PublicKey, _msg: &msgs::ClosingSigned) -> Result<(), LightningError> {
120 Err(LightningError { err: "", action: msgs::ErrorAction::IgnoreError })
122 fn handle_update_add_htlc(&self, _their_node_id: &PublicKey, _msg: &msgs::UpdateAddHTLC) -> Result<(), LightningError> {
123 Err(LightningError { err: "", action: msgs::ErrorAction::IgnoreError })
125 fn handle_update_fulfill_htlc(&self, _their_node_id: &PublicKey, _msg: &msgs::UpdateFulfillHTLC) -> Result<(), LightningError> {
126 Err(LightningError { err: "", action: msgs::ErrorAction::IgnoreError })
128 fn handle_update_fail_htlc(&self, _their_node_id: &PublicKey, _msg: &msgs::UpdateFailHTLC) -> Result<(), LightningError> {
129 Err(LightningError { err: "", action: msgs::ErrorAction::IgnoreError })
131 fn handle_update_fail_malformed_htlc(&self, _their_node_id: &PublicKey, _msg: &msgs::UpdateFailMalformedHTLC) -> Result<(), LightningError> {
132 Err(LightningError { err: "", action: msgs::ErrorAction::IgnoreError })
134 fn handle_commitment_signed(&self, _their_node_id: &PublicKey, _msg: &msgs::CommitmentSigned) -> Result<(), LightningError> {
135 Err(LightningError { err: "", action: msgs::ErrorAction::IgnoreError })
137 fn handle_revoke_and_ack(&self, _their_node_id: &PublicKey, _msg: &msgs::RevokeAndACK) -> Result<(), LightningError> {
138 Err(LightningError { err: "", action: msgs::ErrorAction::IgnoreError })
140 fn handle_update_fee(&self, _their_node_id: &PublicKey, _msg: &msgs::UpdateFee) -> Result<(), LightningError> {
141 Err(LightningError { err: "", action: msgs::ErrorAction::IgnoreError })
143 fn handle_announcement_signatures(&self, _their_node_id: &PublicKey, _msg: &msgs::AnnouncementSignatures) -> Result<(), LightningError> {
144 Err(LightningError { err: "", action: msgs::ErrorAction::IgnoreError })
146 fn handle_channel_reestablish(&self, _their_node_id: &PublicKey, _msg: &msgs::ChannelReestablish) -> Result<(), LightningError> {
147 Err(LightningError { err: "", action: msgs::ErrorAction::IgnoreError })
149 fn peer_disconnected(&self, _their_node_id: &PublicKey, _no_connection_possible: bool) {}
150 fn peer_connected(&self, _their_node_id: &PublicKey) {}
151 fn handle_error(&self, _their_node_id: &PublicKey, _msg: &msgs::ErrorMessage) {}
154 impl events::MessageSendEventsProvider for TestChannelMessageHandler {
155 fn get_and_clear_pending_msg_events(&self) -> Vec<events::MessageSendEvent> {
156 let mut pending_events = self.pending_events.lock().unwrap();
157 let mut ret = Vec::new();
158 mem::swap(&mut ret, &mut *pending_events);
163 pub struct TestRoutingMessageHandler {}
165 impl TestRoutingMessageHandler {
166 pub fn new() -> Self {
167 TestRoutingMessageHandler {}
170 impl msgs::RoutingMessageHandler for TestRoutingMessageHandler {
171 fn handle_node_announcement(&self, _msg: &msgs::NodeAnnouncement) -> Result<bool, LightningError> {
172 Err(LightningError { err: "", action: msgs::ErrorAction::IgnoreError })
174 fn handle_channel_announcement(&self, _msg: &msgs::ChannelAnnouncement) -> Result<bool, LightningError> {
175 Err(LightningError { err: "", action: msgs::ErrorAction::IgnoreError })
177 fn handle_channel_update(&self, _msg: &msgs::ChannelUpdate) -> Result<bool, LightningError> {
178 Err(LightningError { err: "", action: msgs::ErrorAction::IgnoreError })
180 fn handle_htlc_fail_channel_update(&self, _update: &msgs::HTLCFailChannelUpdate) {}
181 fn get_next_channel_announcements(&self, _starting_point: u64, _batch_amount: u8) -> Vec<(msgs::ChannelAnnouncement, msgs::ChannelUpdate,msgs::ChannelUpdate)> {
184 fn get_next_node_announcements(&self, _starting_point: Option<&PublicKey>, _batch_amount: u8) -> Vec<msgs::NodeAnnouncement> {
189 pub struct TestLogger {
195 pub fn new() -> TestLogger {
196 Self::with_id("".to_owned())
198 pub fn with_id(id: String) -> TestLogger {
204 pub fn enable(&mut self, level: Level) {
209 impl Logger for TestLogger {
210 fn log(&self, record: &Record) {
211 if self.level >= record.level {
212 println!("{:<5} {} [{} : {}, {}] {}", record.level.to_string(), self.id, record.module_path, record.file, record.line, record.args);
217 pub struct TestKeysInterface {
218 backing: keysinterface::KeysManager,
219 pub override_session_priv: Mutex<Option<SecretKey>>,
220 pub override_channel_id_priv: Mutex<Option<[u8; 32]>>,
223 impl keysinterface::KeysInterface for TestKeysInterface {
224 fn get_node_secret(&self) -> SecretKey { self.backing.get_node_secret() }
225 fn get_destination_script(&self) -> Script { self.backing.get_destination_script() }
226 fn get_shutdown_pubkey(&self) -> PublicKey { self.backing.get_shutdown_pubkey() }
227 fn get_channel_keys(&self, inbound: bool) -> keysinterface::ChannelKeys { self.backing.get_channel_keys(inbound) }
229 fn get_onion_rand(&self) -> (SecretKey, [u8; 32]) {
230 match *self.override_session_priv.lock().unwrap() {
231 Some(key) => (key.clone(), [0; 32]),
232 None => self.backing.get_onion_rand()
236 fn get_channel_id(&self) -> [u8; 32] {
237 match *self.override_channel_id_priv.lock().unwrap() {
238 Some(key) => key.clone(),
239 None => self.backing.get_channel_id()
244 impl TestKeysInterface {
245 pub fn new(seed: &[u8; 32], network: Network, logger: Arc<Logger>) -> Self {
246 let now = SystemTime::now().duration_since(UNIX_EPOCH).expect("Time went backwards");
248 backing: keysinterface::KeysManager::new(seed, network, logger, now.as_secs(), now.subsec_nanos()),
249 override_session_priv: Mutex::new(None),
250 override_channel_id_priv: Mutex::new(None),