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 //! Test that no series of bytes received over the wire/connections created/payments sent can
11 //! result in a crash. We do this by standing up a node and then reading bytes from input to denote
12 //! actions such as creating new inbound/outbound connections, bytes to be read from a connection,
13 //! or payments to send/ways to handle events generated.
14 //! This test has been very useful, though due to its complexity good starting inputs are critical.
16 use bitcoin::blockdata::block::BlockHeader;
17 use bitcoin::blockdata::transaction::{Transaction, TxOut};
18 use bitcoin::blockdata::script::{Builder, Script};
19 use bitcoin::blockdata::opcodes;
20 use bitcoin::consensus::encode::deserialize;
21 use bitcoin::network::constants::Network;
22 use bitcoin::blockdata::constants::genesis_block;
24 use bitcoin::hashes::Hash as TraitImport;
25 use bitcoin::hashes::HashEngine as TraitImportEngine;
26 use bitcoin::hashes::sha256::Hash as Sha256;
27 use bitcoin::hash_types::{Txid, BlockHash, WPubkeyHash};
30 use lightning::chain::chaininterface::{BroadcasterInterface, ConfirmationTarget, FeeEstimator};
31 use lightning::chain::chainmonitor;
32 use lightning::chain::transaction::OutPoint;
33 use lightning::chain::keysinterface::{InMemoryChannelKeys, KeysInterface};
34 use lightning::ln::channelmanager::{ChannelManager, PaymentHash, PaymentPreimage, PaymentSecret};
35 use lightning::ln::peer_handler::{MessageHandler,PeerManager,SocketDescriptor};
36 use lightning::routing::router::get_route;
37 use lightning::routing::network_graph::NetGraphMsgHandler;
38 use lightning::util::events::{EventsProvider,Event};
39 use lightning::util::enforcing_trait_impls::EnforcingChannelKeys;
40 use lightning::util::logger::Logger;
41 use lightning::util::config::UserConfig;
43 use utils::test_logger;
44 use utils::test_persister::TestPersister;
46 use bitcoin::secp256k1::key::{PublicKey,SecretKey};
47 use bitcoin::secp256k1::Secp256k1;
49 use std::cell::RefCell;
50 use std::collections::{HashMap, hash_map};
53 use std::sync::atomic::{AtomicU64,AtomicUsize,Ordering};
56 pub fn slice_to_be16(v: &[u8]) -> u16 {
57 ((v[0] as u16) << 8*1) |
58 ((v[1] as u16) << 8*0)
62 pub fn slice_to_be24(v: &[u8]) -> u32 {
63 ((v[0] as u32) << 8*2) |
64 ((v[1] as u32) << 8*1) |
65 ((v[2] as u32) << 8*0)
69 pub fn slice_to_be32(v: &[u8]) -> u32 {
70 ((v[0] as u32) << 8*3) |
71 ((v[1] as u32) << 8*2) |
72 ((v[2] as u32) << 8*1) |
73 ((v[3] as u32) << 8*0)
77 pub fn be64_to_array(u: u64) -> [u8; 8] {
79 v[0] = ((u >> 8*7) & 0xff) as u8;
80 v[1] = ((u >> 8*6) & 0xff) as u8;
81 v[2] = ((u >> 8*5) & 0xff) as u8;
82 v[3] = ((u >> 8*4) & 0xff) as u8;
83 v[4] = ((u >> 8*3) & 0xff) as u8;
84 v[5] = ((u >> 8*2) & 0xff) as u8;
85 v[6] = ((u >> 8*1) & 0xff) as u8;
86 v[7] = ((u >> 8*0) & 0xff) as u8;
92 read_pos: AtomicUsize,
95 fn get_slice(&self, len: usize) -> Option<&[u8]> {
96 let old_pos = self.read_pos.fetch_add(len, Ordering::AcqRel);
97 if self.data.len() < old_pos + len {
100 Some(&self.data[old_pos..old_pos + len])
104 struct FuzzEstimator {
105 input: Arc<InputData>,
107 impl FeeEstimator for FuzzEstimator {
108 fn get_est_sat_per_1000_weight(&self, _: ConfirmationTarget) -> u32 {
109 //TODO: We should actually be testing at least much more than 64k...
110 match self.input.get_slice(2) {
111 Some(slice) => cmp::max(slice_to_be16(slice) as u32, 253),
117 struct TestBroadcaster {}
118 impl BroadcasterInterface for TestBroadcaster {
119 fn broadcast_transaction(&self, _tx: &Transaction) {}
125 peers_connected: &'a RefCell<[bool; 256]>,
127 impl<'a> SocketDescriptor for Peer<'a> {
128 fn send_data(&mut self, data: &[u8], _resume_read: bool) -> usize {
131 fn disconnect_socket(&mut self) {
132 assert!(self.peers_connected.borrow()[self.id as usize]);
133 self.peers_connected.borrow_mut()[self.id as usize] = false;
136 impl<'a> PartialEq for Peer<'a> {
137 fn eq(&self, other: &Self) -> bool {
141 impl<'a> Eq for Peer<'a> {}
142 impl<'a> std::hash::Hash for Peer<'a> {
143 fn hash<H : std::hash::Hasher>(&self, h: &mut H) {
148 type ChannelMan = ChannelManager<
149 EnforcingChannelKeys,
150 Arc<chainmonitor::ChainMonitor<EnforcingChannelKeys, Arc<dyn chain::Filter>, Arc<TestBroadcaster>, Arc<FuzzEstimator>, Arc<dyn Logger>, Arc<TestPersister>>>,
151 Arc<TestBroadcaster>, Arc<KeyProvider>, Arc<FuzzEstimator>, Arc<dyn Logger>>;
152 type PeerMan<'a> = PeerManager<Peer<'a>, Arc<ChannelMan>, Arc<NetGraphMsgHandler<Arc<dyn chain::Access>, Arc<dyn Logger>>>, Arc<dyn Logger>>;
154 struct MoneyLossDetector<'a> {
155 manager: Arc<ChannelMan>,
156 monitor: Arc<chainmonitor::ChainMonitor<EnforcingChannelKeys, Arc<dyn chain::Filter>, Arc<TestBroadcaster>, Arc<FuzzEstimator>, Arc<dyn Logger>, Arc<TestPersister>>>,
157 handler: PeerMan<'a>,
159 peers: &'a RefCell<[bool; 256]>,
160 funding_txn: Vec<Transaction>,
161 txids_confirmed: HashMap<Txid, usize>,
162 header_hashes: Vec<BlockHash>,
165 blocks_connected: u32,
167 impl<'a> MoneyLossDetector<'a> {
168 pub fn new(peers: &'a RefCell<[bool; 256]>,
169 manager: Arc<ChannelMan>,
170 monitor: Arc<chainmonitor::ChainMonitor<EnforcingChannelKeys, Arc<dyn chain::Filter>, Arc<TestBroadcaster>, Arc<FuzzEstimator>, Arc<dyn Logger>, Arc<TestPersister>>>,
171 handler: PeerMan<'a>) -> Self {
178 funding_txn: Vec::new(),
179 txids_confirmed: HashMap::new(),
180 header_hashes: vec![Default::default()],
187 fn connect_block(&mut self, all_txn: &[Transaction]) {
188 let mut txdata = Vec::with_capacity(all_txn.len());
189 for (idx, tx) in all_txn.iter().enumerate() {
190 let txid = tx.txid();
191 match self.txids_confirmed.entry(txid) {
192 hash_map::Entry::Vacant(e) => {
193 e.insert(self.height);
194 txdata.push((idx + 1, tx));
200 let header = BlockHeader { version: 0x20000000, prev_blockhash: self.header_hashes[self.height], merkle_root: Default::default(), time: self.blocks_connected, bits: 42, nonce: 42 };
202 self.blocks_connected += 1;
203 self.manager.block_connected(&header, &txdata, self.height as u32);
204 (*self.monitor).block_connected(&header, &txdata, self.height as u32);
205 if self.header_hashes.len() > self.height {
206 self.header_hashes[self.height] = header.block_hash();
208 assert_eq!(self.header_hashes.len(), self.height);
209 self.header_hashes.push(header.block_hash());
211 self.max_height = cmp::max(self.height, self.max_height);
214 fn disconnect_block(&mut self) {
215 if self.height > 0 && (self.max_height < 6 || self.height >= self.max_height - 6) {
216 let header = BlockHeader { version: 0x20000000, prev_blockhash: self.header_hashes[self.height], merkle_root: Default::default(), time: 42, bits: 42, nonce: 42 };
217 self.manager.block_disconnected(&header);
218 self.monitor.block_disconnected(&header, self.height as u32);
220 let removal_height = self.height;
221 self.txids_confirmed.retain(|_, height| {
222 removal_height != *height
228 impl<'a> Drop for MoneyLossDetector<'a> {
230 if !::std::thread::panicking() {
231 // Disconnect all peers
232 for (idx, peer) in self.peers.borrow().iter().enumerate() {
234 self.handler.socket_disconnected(&Peer{id: idx as u8, peers_connected: &self.peers});
238 // Force all channels onto the chain (and time out claim txn)
239 self.manager.force_close_all_channels();
245 node_secret: SecretKey,
248 impl KeysInterface for KeyProvider {
249 type ChanKeySigner = EnforcingChannelKeys;
251 fn get_node_secret(&self) -> SecretKey {
252 self.node_secret.clone()
255 fn get_destination_script(&self) -> Script {
256 let secp_ctx = Secp256k1::signing_only();
257 let channel_monitor_claim_key = SecretKey::from_slice(&hex::decode("0fffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff").unwrap()[..]).unwrap();
258 let our_channel_monitor_claim_key_hash = WPubkeyHash::hash(&PublicKey::from_secret_key(&secp_ctx, &channel_monitor_claim_key).serialize());
259 Builder::new().push_opcode(opcodes::all::OP_PUSHBYTES_0).push_slice(&our_channel_monitor_claim_key_hash[..]).into_script()
262 fn get_shutdown_pubkey(&self) -> PublicKey {
263 let secp_ctx = Secp256k1::signing_only();
264 PublicKey::from_secret_key(&secp_ctx, &SecretKey::from_slice(&[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]).unwrap())
267 fn get_channel_keys(&self, inbound: bool, channel_value_satoshis: u64) -> EnforcingChannelKeys {
268 let ctr = self.counter.fetch_add(1, Ordering::Relaxed) as u8;
269 let secp_ctx = Secp256k1::signing_only();
270 EnforcingChannelKeys::new(if inbound {
271 InMemoryChannelKeys::new(
273 SecretKey::from_slice(&[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, ctr]).unwrap(),
274 SecretKey::from_slice(&[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 2, ctr]).unwrap(),
275 SecretKey::from_slice(&[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 3, ctr]).unwrap(),
276 SecretKey::from_slice(&[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 4, ctr]).unwrap(),
277 SecretKey::from_slice(&[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 5, ctr]).unwrap(),
278 [0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 6, ctr],
279 channel_value_satoshis,
283 InMemoryChannelKeys::new(
285 SecretKey::from_slice(&[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 7, ctr]).unwrap(),
286 SecretKey::from_slice(&[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 8, ctr]).unwrap(),
287 SecretKey::from_slice(&[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 9, ctr]).unwrap(),
288 SecretKey::from_slice(&[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 10, ctr]).unwrap(),
289 SecretKey::from_slice(&[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 11, ctr]).unwrap(),
290 [0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 12, ctr],
291 channel_value_satoshis,
297 fn get_secure_random_bytes(&self) -> [u8; 32] {
298 let ctr = self.counter.fetch_add(1, Ordering::Relaxed);
299 [0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
300 (ctr >> 8*7) as u8, (ctr >> 8*6) as u8, (ctr >> 8*5) as u8, (ctr >> 8*4) as u8, (ctr >> 8*3) as u8, (ctr >> 8*2) as u8, (ctr >> 8*1) as u8, 14, (ctr >> 8*0) as u8]
305 pub fn do_test(data: &[u8], logger: &Arc<dyn Logger>) {
306 let input = Arc::new(InputData {
308 read_pos: AtomicUsize::new(0),
310 let fee_est = Arc::new(FuzzEstimator {
311 input: input.clone(),
314 macro_rules! get_slice {
316 match input.get_slice($len as usize) {
317 Some(slice) => slice,
323 macro_rules! get_pubkey {
325 match PublicKey::from_slice(get_slice!(33)) {
332 let our_network_key = match SecretKey::from_slice(get_slice!(32)) {
337 let broadcast = Arc::new(TestBroadcaster{});
338 let monitor = Arc::new(chainmonitor::ChainMonitor::new(None, broadcast.clone(), Arc::clone(&logger), fee_est.clone(), Arc::new(TestPersister{})));
340 let keys_manager = Arc::new(KeyProvider { node_secret: our_network_key.clone(), counter: AtomicU64::new(0) });
341 let mut config = UserConfig::default();
342 config.channel_options.fee_proportional_millionths = slice_to_be32(get_slice!(4));
343 config.channel_options.announced_channel = get_slice!(1)[0] != 0;
344 config.peer_channel_config_limits.min_dust_limit_satoshis = 0;
345 let channelmanager = Arc::new(ChannelManager::new(Network::Bitcoin, fee_est.clone(), monitor.clone(), broadcast.clone(), Arc::clone(&logger), keys_manager.clone(), config, 0));
346 let our_id = PublicKey::from_secret_key(&Secp256k1::signing_only(), &keys_manager.get_node_secret());
347 let net_graph_msg_handler = Arc::new(NetGraphMsgHandler::new(genesis_block(Network::Bitcoin).header.block_hash(), None, Arc::clone(&logger)));
349 let peers = RefCell::new([false; 256]);
350 let mut loss_detector = MoneyLossDetector::new(&peers, channelmanager.clone(), monitor.clone(), PeerManager::new(MessageHandler {
351 chan_handler: channelmanager.clone(),
352 route_handler: net_graph_msg_handler.clone(),
353 }, our_network_key, &[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 15, 0], Arc::clone(&logger)));
355 let mut should_forward = false;
356 let mut payments_received: Vec<(PaymentHash, Option<PaymentSecret>, u64)> = Vec::new();
357 let mut payments_sent = 0;
358 let mut pending_funding_generation: Vec<([u8; 32], u64, Script)> = Vec::new();
359 let mut pending_funding_signatures = HashMap::new();
360 let mut pending_funding_relay = Vec::new();
363 match get_slice!(1)[0] {
367 if !peers.borrow()[i-1] {
372 if new_id == 0 { return; }
373 loss_detector.handler.new_outbound_connection(get_pubkey!(), Peer{id: (new_id - 1) as u8, peers_connected: &peers}).unwrap();
374 peers.borrow_mut()[new_id - 1] = true;
379 if !peers.borrow()[i-1] {
384 if new_id == 0 { return; }
385 loss_detector.handler.new_inbound_connection(Peer{id: (new_id - 1) as u8, peers_connected: &peers}).unwrap();
386 peers.borrow_mut()[new_id - 1] = true;
389 let peer_id = get_slice!(1)[0];
390 if !peers.borrow()[peer_id as usize] { return; }
391 loss_detector.handler.socket_disconnected(&Peer{id: peer_id, peers_connected: &peers});
392 peers.borrow_mut()[peer_id as usize] = false;
395 let peer_id = get_slice!(1)[0];
396 if !peers.borrow()[peer_id as usize] { return; }
397 match loss_detector.handler.read_event(&mut Peer{id: peer_id, peers_connected: &peers}, get_slice!(get_slice!(1)[0])) {
398 Ok(res) => assert!(!res),
399 Err(_) => { peers.borrow_mut()[peer_id as usize] = false; }
403 let value = slice_to_be24(get_slice!(3)) as u64;
404 let route = match get_route(&our_id, &net_graph_msg_handler.network_graph.read().unwrap(), &get_pubkey!(), None, &Vec::new(), value, 42, Arc::clone(&logger)) {
408 let mut payment_hash = PaymentHash([0; 32]);
409 payment_hash.0[0..8].copy_from_slice(&be64_to_array(payments_sent));
410 let mut sha = Sha256::engine();
411 sha.input(&payment_hash.0[..]);
412 payment_hash.0 = Sha256::from_engine(sha).into_inner();
414 match channelmanager.send_payment(&route, payment_hash, &None) {
420 let value = slice_to_be24(get_slice!(3)) as u64;
421 let mut route = match get_route(&our_id, &net_graph_msg_handler.network_graph.read().unwrap(), &get_pubkey!(), None, &Vec::new(), value, 42, Arc::clone(&logger)) {
425 route.paths.push(route.paths[0].clone());
426 let mut payment_hash = PaymentHash([0; 32]);
427 payment_hash.0[0..8].copy_from_slice(&be64_to_array(payments_sent));
428 let mut sha = Sha256::engine();
429 sha.input(&payment_hash.0[..]);
430 payment_hash.0 = Sha256::from_engine(sha).into_inner();
432 let mut payment_secret = PaymentSecret([0; 32]);
433 payment_secret.0[0..8].copy_from_slice(&be64_to_array(payments_sent));
435 match channelmanager.send_payment(&route, payment_hash, &Some(payment_secret)) {
441 let peer_id = get_slice!(1)[0];
442 if !peers.borrow()[peer_id as usize] { return; }
443 let their_key = get_pubkey!();
444 let chan_value = slice_to_be24(get_slice!(3)) as u64;
445 let push_msat_value = slice_to_be24(get_slice!(3)) as u64;
446 if channelmanager.create_channel(their_key, chan_value, push_msat_value, 0, None).is_err() { return; }
449 let mut channels = channelmanager.list_channels();
450 let channel_id = get_slice!(1)[0] as usize;
451 if channel_id >= channels.len() { return; }
452 channels.sort_by(|a, b| { a.channel_id.cmp(&b.channel_id) });
453 if channelmanager.close_channel(&channels[channel_id].channel_id).is_err() { return; }
457 channelmanager.process_pending_htlc_forwards();
458 should_forward = false;
462 for (payment, payment_secret, amt) in payments_received.drain(..) {
463 // SHA256 is defined as XOR of all input bytes placed in the first byte, and 0s
464 // for the remaining bytes. Thus, if not all remaining bytes are 0s we cannot
465 // fulfill this HTLC, but if they are, we can just take the first byte and
466 // place that anywhere in our preimage.
467 if &payment.0[1..] != &[0; 31] {
468 channelmanager.fail_htlc_backwards(&payment, &payment_secret);
470 let mut payment_preimage = PaymentPreimage([0; 32]);
471 payment_preimage.0[0] = payment.0[0];
472 channelmanager.claim_funds(payment_preimage, &payment_secret, amt);
477 for (payment, payment_secret, _) in payments_received.drain(..) {
478 channelmanager.fail_htlc_backwards(&payment, &payment_secret);
482 'outer_loop: for funding_generation in pending_funding_generation.drain(..) {
483 let mut tx = Transaction { version: 0, lock_time: 0, input: Vec::new(), output: vec![TxOut {
484 value: funding_generation.1, script_pubkey: funding_generation.2,
486 let funding_output = 'search_loop: loop {
487 let funding_txid = tx.txid();
488 if let None = loss_detector.txids_confirmed.get(&funding_txid) {
489 let outpoint = OutPoint { txid: funding_txid, index: 0 };
490 for chan in channelmanager.list_channels() {
491 if chan.channel_id == outpoint.to_channel_id() {
493 continue 'search_loop;
499 if tx.version > 0xff {
500 continue 'outer_loop;
503 channelmanager.funding_transaction_generated(&funding_generation.0, funding_output.clone());
504 pending_funding_signatures.insert(funding_output, tx);
508 if !pending_funding_relay.is_empty() {
509 loss_detector.connect_block(&pending_funding_relay[..]);
511 loss_detector.connect_block(&[]);
514 for tx in pending_funding_relay.drain(..) {
515 loss_detector.funding_txn.push(tx);
519 let txlen = slice_to_be16(get_slice!(2));
521 loss_detector.connect_block(&[]);
523 let txres: Result<Transaction, _> = deserialize(get_slice!(txlen));
524 if let Ok(tx) = txres {
525 let mut output_val = 0;
526 for out in tx.output.iter() {
527 if out.value > 21_000_000_0000_0000 { return; }
528 output_val += out.value;
529 if output_val > 21_000_000_0000_0000 { return; }
531 loss_detector.connect_block(&[tx]);
538 loss_detector.disconnect_block();
541 let mut channels = channelmanager.list_channels();
542 let channel_id = get_slice!(1)[0] as usize;
543 if channel_id >= channels.len() { return; }
544 channels.sort_by(|a, b| { a.channel_id.cmp(&b.channel_id) });
545 channelmanager.force_close_channel(&channels[channel_id].channel_id);
550 loss_detector.handler.process_events();
551 for event in loss_detector.manager.get_and_clear_pending_events() {
553 Event::FundingGenerationReady { temporary_channel_id, channel_value_satoshis, output_script, .. } => {
554 pending_funding_generation.push((temporary_channel_id, channel_value_satoshis, output_script));
556 Event::FundingBroadcastSafe { funding_txo, .. } => {
557 pending_funding_relay.push(pending_funding_signatures.remove(&funding_txo).unwrap());
559 Event::PaymentReceived { payment_hash, payment_secret, amt } => {
560 //TODO: enhance by fetching random amounts from fuzz input?
561 payments_received.push((payment_hash, payment_secret, amt));
563 Event::PaymentSent {..} => {},
564 Event::PaymentFailed {..} => {},
565 Event::PendingHTLCsForwardable {..} => {
566 should_forward = true;
568 Event::SpendableOutputs {..} => {},
574 pub fn full_stack_test<Out: test_logger::Output>(data: &[u8], out: Out) {
575 let logger: Arc<dyn Logger> = Arc::new(test_logger::TestLogger::new("".to_owned(), out));
576 do_test(data, &logger);
580 pub extern "C" fn full_stack_run(data: *const u8, datalen: usize) {
581 let logger: Arc<dyn Logger> = Arc::new(test_logger::TestLogger::new("".to_owned(), test_logger::DevNull {}));
582 do_test(unsafe { std::slice::from_raw_parts(data, datalen) }, &logger);
587 use lightning::util::logger::{Logger, Record};
588 use std::collections::HashMap;
589 use std::sync::{Arc, Mutex};
591 struct TrackingLogger {
592 /// (module, message) -> count
593 pub lines: Mutex<HashMap<(String, String), usize>>,
595 impl Logger for TrackingLogger {
596 fn log(&self, record: &Record) {
597 *self.lines.lock().unwrap().entry((record.module_path.to_string(), format!("{}", record.args))).or_insert(0) += 1;
598 println!("{:<5} [{} : {}, {}] {}", record.level.to_string(), record.module_path, record.file, record.line, record.args);
603 fn test_no_existing_test_breakage() {
604 // To avoid accidentally causing all existing fuzz test cases to be useless by making minor
605 // changes (such as requesting feerate info in a new place), we run a pretty full
606 // step-through with two peers and HTLC forwarding here. Obviously this is pretty finicky,
607 // so this should be updated pretty liberally, but at least we'll know when changes occur.
608 // If nothing else, this test serves as a pretty great initial full_stack_target seed.
610 // What each byte represents is broken down below, and then everything is concatenated into
611 // one large test at the end (you want %s/ -.*//g %s/\n\| \|\t\|\///g).
613 // Following BOLT 8, lightning message on the wire are: 2-byte encrypted message length +
614 // 16-byte MAC of the encrypted message length + encrypted Lightning message + 16-byte MAC
615 // of the Lightning message
616 // I.e 2nd inbound read, len 18 : 0006 (encrypted message length) + 03000000000000000000000000000000 (MAC of the encrypted message length)
617 // Len 22 : 0010 00000000 (encrypted lightning message) + 03000000000000000000000000000000 (MAC of the Lightning message)
619 // Writing new code generating transactions and see a new failure ? Don't forget to add input for the FuzzEstimator !
621 // 0000000000000000000000000000000000000000000000000000000000000000 - our network key
622 // 00000000 - fee_proportional_millionths
623 // 01 - announce_channels_publicly
625 // 00 - new outbound connection with id 0
626 // 030000000000000000000000000000000000000000000000000000000000000000 - peer's pubkey
627 // 030032 - inbound read from peer id 0 of len 50
628 // 00 030000000000000000000000000000000000000000000000000000000000000000 03000000000000000000000000000000 - noise act two (0||pubkey||mac)
630 // 030012 - inbound read from peer id 0 of len 18
631 // 000a 03000000000000000000000000000000 - message header indicating message length 10
632 // 03001a - inbound read from peer id 0 of len 26
633 // 0010 00022000 00022000 03000000000000000000000000000000 - init message (type 16) with static_remotekey (0x2000) and mac
635 // 030012 - inbound read from peer id 0 of len 18
636 // 0141 03000000000000000000000000000000 - message header indicating message length 321
637 // 0300fe - inbound read from peer id 0 of len 254
638 // 0020 7500000000000000000000000000000000000000000000000000000000000000 ff4f00f805273c1b203bb5ebf8436bfde57b3be8c2f5e95d9491dbb181909679 000000000000c350 0000000000000000 0000000000000222 ffffffffffffffff 0000000000000222 0000000000000000 000000fd 0006 01e3 030000000000000000000000000000000000000000000000000000000000000001 030000000000000000000000000000000000000000000000000000000000000002 030000000000000000000000000000000000000000000000000000000000000003 030000000000000000000000000000000000000000000000000000000000000004 - beginning of open_channel message
639 // 030053 - inbound read from peer id 0 of len 83
640 // 030000000000000000000000000000000000000000000000000000000000000005 030000000000000000000000000000000000000000000000000000000000000000 01 03000000000000000000000000000000 - rest of open_channel and mac
642 // 00fd00fd00fd - Three feerate requests (all returning min feerate, which our open_channel also uses) (gonna be ingested by FuzzEstimator)
643 // - client should now respond with accept_channel (CHECK 1: type 33 to peer 03000000)
645 // 030012 - inbound read from peer id 0 of len 18
646 // 0084 03000000000000000000000000000000 - message header indicating message length 132
647 // 030094 - inbound read from peer id 0 of len 148
648 // 0022 ff4f00f805273c1b203bb5ebf8436bfde57b3be8c2f5e95d9491dbb181909679 3d00000000000000000000000000000000000000000000000000000000000000 0000 20000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000001 03000000000000000000000000000000 - funding_created and mac
649 // - client should now respond with funding_signed (CHECK 2: type 35 to peer 03000000)
651 // 0c005e - connect a block with one transaction of len 94
652 // 020000000100000000000000000000000000000000000000000000000000000000000000000000000000ffffffff0150c3000000000000220020ae0000000000000000000000000000000000000000000000000000000000000000000000 - the funding transaction
653 // 0c0000 - connect a block with no transactions
654 // 0c0000 - connect a block with no transactions
655 // 0c0000 - connect a block with no transactions
656 // 0c0000 - connect a block with no transactions
657 // 0c0000 - connect a block with no transactions
658 // 0c0000 - connect a block with no transactions
659 // 0c0000 - connect a block with no transactions
660 // 0c0000 - connect a block with no transactions
661 // 0c0000 - connect a block with no transactions
662 // 0c0000 - connect a block with no transactions
663 // 0c0000 - connect a block with no transactions
664 // 0c0000 - connect a block with no transactions
665 // - by now client should have sent a funding_locked (CHECK 3: SendFundingLocked to 03000000 for chan 3d000000)
667 // 030012 - inbound read from peer id 0 of len 18
668 // 0043 03000000000000000000000000000000 - message header indicating message length 67
669 // 030053 - inbound read from peer id 0 of len 83
670 // 0024 3d00000000000000000000000000000000000000000000000000000000000000 030100000000000000000000000000000000000000000000000000000000000000 03000000000000000000000000000000 - funding_locked and mac
672 // 01 - new inbound connection with id 1
673 // 030132 - inbound read from peer id 1 of len 50
674 // 0003000000000000000000000000000000000000000000000000000000000000000003000000000000000000000000000000 - inbound noise act 1
675 // 030142 - inbound read from peer id 1 of len 66
676 // 000302000000000000000000000000000000000000000000000000000000000000000300000000000000000000000000000003000000000000000000000000000000 - inbound noise act 3
678 // 030112 - inbound read from peer id 1 of len 18
679 // 000a 01000000000000000000000000000000 - message header indicating message length 10
680 // 03011a - inbound read from peer id 1 of len 26
681 // 0010 00022000 00022000 01000000000000000000000000000000 - init message (type 16) with static_remotekey (0x2000) and mac
683 // 05 01 030200000000000000000000000000000000000000000000000000000000000000 00c350 0003e8 - create outbound channel to peer 1 for 50k sat
684 // 00fd00fd - Two feerate requests (all returning min feerate) (gonna be ingested by FuzzEstimator)
686 // 030112 - inbound read from peer id 1 of len 18
687 // 0110 01000000000000000000000000000000 - message header indicating message length 272
688 // 0301ff - inbound read from peer id 1 of len 255
689 // 0021 0000000000000000000000000000000000000000000000000000000000000e02 000000000000001a 00000000004c4b40 00000000000003e8 00000000000003e8 00000002 03f0 0005 030000000000000000000000000000000000000000000000000000000000000100 030000000000000000000000000000000000000000000000000000000000000200 030000000000000000000000000000000000000000000000000000000000000300 030000000000000000000000000000000000000000000000000000000000000400 030000000000000000000000000000000000000000000000000000000000000500 03000000000000000000000000000000 - beginning of accept_channel
690 // 030121 - inbound read from peer id 1 of len 33
691 // 0000000000000000000000000000000000 01000000000000000000000000000000 - rest of accept_channel and mac
693 // 0a - create the funding transaction (client should send funding_created now)
695 // 030112 - inbound read from peer id 1 of len 18
696 // 0062 01000000000000000000000000000000 - message header indicating message length 98
697 // 030172 - inbound read from peer id 1 of len 114
698 // 0023 3900000000000000000000000000000000000000000000000000000000000000 f0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000100 01000000000000000000000000000000 - funding_signed message and mac
700 // 0b - broadcast funding transaction
701 // - by now client should have sent a funding_locked (CHECK 4: SendFundingLocked to 03020000 for chan 3f000000)
703 // 030112 - inbound read from peer id 1 of len 18
704 // 0043 01000000000000000000000000000000 - message header indicating message length 67
705 // 030153 - inbound read from peer id 1 of len 83
706 // 0024 3900000000000000000000000000000000000000000000000000000000000000 030100000000000000000000000000000000000000000000000000000000000000 01000000000000000000000000000000 - funding_locked and mac
708 // 030012 - inbound read from peer id 0 of len 18
709 // 05ac 03000000000000000000000000000000 - message header indicating message length 1452
710 // 0300ff - inbound read from peer id 0 of len 255
711 // 0080 3d00000000000000000000000000000000000000000000000000000000000000 0000000000000000 0000000000003e80 ff00000000000000000000000000000000000000000000000000000000000000 00000121 00 030000000000000000000000000000000000000000000000000000000000000555 0000000e000001000000000000000003e80000007b0000000000000000000000000a00000000000000000000000000000000000000000000000000000000000000 ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff - beginning of update_add_htlc from 0 to 1 via client
712 // 0300ff - inbound read from peer id 0 of len 255
713 // ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff
714 // 0300ff - inbound read from peer id 0 of len 255
715 // ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff
716 // 0300ff - inbound read from peer id 0 of len 255
717 // ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff
718 // 0300ff - inbound read from peer id 0 of len 255
719 // ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff
720 // 0300c1 - inbound read from peer id 0 of len 193
721 // ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff 9500000000000000000000000000000000000000000000000000000000000000 03000000000000000000000000000000 - end of update_add_htlc from 0 to 1 via client and mac
723 // 00fd - A feerate request (returning min feerate, which our open_channel also uses) (gonna be ingested by FuzzEstimator)
725 // 030012 - inbound read from peer id 0 of len 18
726 // 0064 03000000000000000000000000000000 - message header indicating message length 100
727 // 030074 - inbound read from peer id 0 of len 116
728 // 0084 3d00000000000000000000000000000000000000000000000000000000000000 31000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000001 0000 03000000000000000000000000000000 - commitment_signed and mac
729 // - client should now respond with revoke_and_ack and commitment_signed (CHECK 5/6: types 133 and 132 to peer 03000000)
731 // 030012 - inbound read from peer id 0 of len 18
732 // 0063 03000000000000000000000000000000 - message header indicating message length 99
733 // 030073 - inbound read from peer id 0 of len 115
734 // 0085 3d00000000000000000000000000000000000000000000000000000000000000 0000000000000000000000000000000000000000000000000000000000000000 030200000000000000000000000000000000000000000000000000000000000000 03000000000000000000000000000000 - revoke_and_ack and mac
736 // 07 - process the now-pending HTLC forward
737 // - client now sends id 1 update_add_htlc and commitment_signed (CHECK 7: SendHTLCs event for node 03020000 with 1 HTLCs for channel 3f000000)
739 // - we respond with commitment_signed then revoke_and_ack (a weird, but valid, order)
740 // 030112 - inbound read from peer id 1 of len 18
741 // 0064 01000000000000000000000000000000 - message header indicating message length 100
742 // 030174 - inbound read from peer id 1 of len 116
743 // 0084 3900000000000000000000000000000000000000000000000000000000000000 f1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000100 0000 01000000000000000000000000000000 - commitment_signed and mac
745 // 030112 - inbound read from peer id 1 of len 18
746 // 0063 01000000000000000000000000000000 - message header indicating message length 99
747 // 030173 - inbound read from peer id 1 of len 115
748 // 0085 3900000000000000000000000000000000000000000000000000000000000000 0000000000000000000000000000000000000000000000000000000000000000 030200000000000000000000000000000000000000000000000000000000000000 01000000000000000000000000000000 - revoke_and_ack and mac
750 // 030112 - inbound read from peer id 1 of len 18
751 // 004a 01000000000000000000000000000000 - message header indicating message length 74
752 // 03015a - inbound read from peer id 1 of len 90
753 // 0082 3900000000000000000000000000000000000000000000000000000000000000 0000000000000000 ff00888888888888888888888888888888888888888888888888888888888888 01000000000000000000000000000000 - update_fulfill_htlc and mac
754 // - client should immediately claim the pending HTLC from peer 0 (CHECK 8: SendFulfillHTLCs for node 03000000 with preimage ff00888888 for channel 3d000000)
756 // 030112 - inbound read from peer id 1 of len 18
757 // 0064 01000000000000000000000000000000 - message header indicating message length 100
758 // 030174 - inbound read from peer id 1 of len 116
759 // 0084 3900000000000000000000000000000000000000000000000000000000000000 fd000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000100 0000 01000000000000000000000000000000 - commitment_signed and mac
761 // 030112 - inbound read from peer id 1 of len 18
762 // 0063 01000000000000000000000000000000 - message header indicating message length 99
763 // 030173 - inbound read from peer id 1 of len 115
764 // 0085 3900000000000000000000000000000000000000000000000000000000000000 0100000000000000000000000000000000000000000000000000000000000000 030300000000000000000000000000000000000000000000000000000000000000 01000000000000000000000000000000 - revoke_and_ack and mac
766 // - before responding to the commitment_signed generated above, send a new HTLC
767 // 030012 - inbound read from peer id 0 of len 18
768 // 05ac 03000000000000000000000000000000 - message header indicating message length 1452
769 // 0300ff - inbound read from peer id 0 of len 255
770 // 0080 3d00000000000000000000000000000000000000000000000000000000000000 0000000000000001 0000000000003e80 ff00000000000000000000000000000000000000000000000000000000000000 00000121 00 030000000000000000000000000000000000000000000000000000000000000555 0000000e000001000000000000000003e80000007b0000000000000000000000000a00000000000000000000000000000000000000000000000000000000000000 ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff - beginning of update_add_htlc from 0 to 1 via client
771 // 0300ff - inbound read from peer id 0 of len 255
772 // ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff
773 // 0300ff - inbound read from peer id 0 of len 255
774 // ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff
775 // 0300ff - inbound read from peer id 0 of len 255
776 // ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff
777 // 0300ff - inbound read from peer id 0 of len 255
778 // ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff
779 // 0300c1 - inbound read from peer id 0 of len 193
780 // ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff 9500000000000000000000000000000000000000000000000000000000000000 03000000000000000000000000000000 - end of update_add_htlc from 0 to 1 via client and mac
782 // 00fd - A feerate request (returning min feerate, which our open_channel also uses) (gonna be ingested by FuzzEstimator)
784 // - now respond to the update_fulfill_htlc+commitment_signed messages the client sent to peer 0
785 // 030012 - inbound read from peer id 0 of len 18
786 // 0063 03000000000000000000000000000000 - message header indicating message length 99
787 // 030073 - inbound read from peer id 0 of len 115
788 // 0085 3d00000000000000000000000000000000000000000000000000000000000000 0100000000000000000000000000000000000000000000000000000000000000 030300000000000000000000000000000000000000000000000000000000000000 03000000000000000000000000000000 - revoke_and_ack and mac
789 // - client should now respond with revoke_and_ack and commitment_signed (CHECK 5/6 duplicates)
791 // 030012 - inbound read from peer id 0 of len 18
792 // 0064 03000000000000000000000000000000 - message header indicating message length 100
793 // 030074 - inbound read from peer id 0 of len 116
794 // 0084 3d00000000000000000000000000000000000000000000000000000000000000 c2000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000001 0000 03000000000000000000000000000000 - commitment_signed and mac
796 // 030012 - inbound read from peer id 0 of len 18
797 // 0063 03000000000000000000000000000000 - message header indicating message length 99
798 // 030073 - inbound read from peer id 0 of len 115
799 // 0085 3d00000000000000000000000000000000000000000000000000000000000000 0200000000000000000000000000000000000000000000000000000000000000 030400000000000000000000000000000000000000000000000000000000000000 03000000000000000000000000000000 - revoke_and_ack and mac
801 // 07 - process the now-pending HTLC forward
802 // - client now sends id 1 update_add_htlc and commitment_signed (CHECK 7 duplicate)
803 // - we respond with revoke_and_ack, then commitment_signed, then update_fail_htlc
805 // 030112 - inbound read from peer id 1 of len 18
806 // 0064 01000000000000000000000000000000 - message header indicating message length 100
807 // 030174 - inbound read from peer id 1 of len 116
808 // 0084 3900000000000000000000000000000000000000000000000000000000000000 fc000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000100 0000 01000000000000000000000000000000 - commitment_signed and mac
810 // 030112 - inbound read from peer id 1 of len 18
811 // 0063 01000000000000000000000000000000 - message header indicating message length 99
812 // 030173 - inbound read from peer id 1 of len 115
813 // 0085 3900000000000000000000000000000000000000000000000000000000000000 0200000000000000000000000000000000000000000000000000000000000000 030400000000000000000000000000000000000000000000000000000000000000 01000000000000000000000000000000 - revoke_and_ack and mac
815 // 030112 - inbound read from peer id 1 of len 18
816 // 002c 01000000000000000000000000000000 - message header indicating message length 44
817 // 03013c - inbound read from peer id 1 of len 60
818 // 0083 3900000000000000000000000000000000000000000000000000000000000000 0000000000000001 0000 01000000000000000000000000000000 - update_fail_htlc and mac
820 // 030112 - inbound read from peer id 1 of len 18
821 // 0064 01000000000000000000000000000000 - message header indicating message length 100
822 // 030174 - inbound read from peer id 1 of len 116
823 // 0084 3900000000000000000000000000000000000000000000000000000000000000 fb000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000100 0000 01000000000000000000000000000000 - commitment_signed and mac
825 // 030112 - inbound read from peer id 1 of len 18
826 // 0063 01000000000000000000000000000000 - message header indicating message length 99
827 // 030173 - inbound read from peer id 1 of len 115
828 // 0085 3900000000000000000000000000000000000000000000000000000000000000 0300000000000000000000000000000000000000000000000000000000000000 030500000000000000000000000000000000000000000000000000000000000000 01000000000000000000000000000000 - revoke_and_ack and mac
830 // 07 - process the now-pending HTLC forward
831 // - client now sends id 0 update_fail_htlc and commitment_signed (CHECK 9)
832 // - now respond to the update_fail_htlc+commitment_signed messages the client sent to peer 0
834 // 030012 - inbound read from peer id 0 of len 18
835 // 0063 03000000000000000000000000000000 - message header indicating message length 99
836 // 030073 - inbound read from peer id 0 of len 115
837 // 0085 3d00000000000000000000000000000000000000000000000000000000000000 0300000000000000000000000000000000000000000000000000000000000000 030500000000000000000000000000000000000000000000000000000000000000 03000000000000000000000000000000 - revoke_and_ack and mac
839 // 030012 - inbound read from peer id 0 of len 18
840 // 0064 03000000000000000000000000000000 - message header indicating message length 100
841 // 030074 - inbound read from peer id 0 of len 116
842 // 0084 3d00000000000000000000000000000000000000000000000000000000000000 33000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000001 0000 03000000000000000000000000000000 - commitment_signed and mac
843 // - client should now respond with revoke_and_ack (CHECK 5 duplicate)
845 // 030012 - inbound read from peer id 0 of len 18
846 // 05ac 03000000000000000000000000000000 - message header indicating message length 1452
847 // 0300ff - inbound read from peer id 0 of len 255
848 // 0080 3d00000000000000000000000000000000000000000000000000000000000000 0000000000000002 00000000000b0838 ff00000000000000000000000000000000000000000000000000000000000000 00000121 00 030000000000000000000000000000000000000000000000000000000000000555 0000000e0000010000000000000003e8000000007b0000000000000000000000000a00000000000000000000000000000000000000000000000000000000000000 ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff - beginning of update_add_htlc from 0 to 1 via client
849 // 0300ff - inbound read from peer id 0 of len 255
850 // ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff
851 // 0300ff - inbound read from peer id 0 of len 255
852 // ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff
853 // 0300ff - inbound read from peer id 0 of len 255
854 // ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff
855 // 0300ff - inbound read from peer id 0 of len 255
856 // ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff
857 // 0300c1 - inbound read from peer id 0 of len 193
858 // ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff 9500000000000000000000000000000000000000000000000000000000000000 03000000000000000000000000000000 - end of update_add_htlc from 0 to 1 via client and mac
860 // 00fd - A feerate request (returning min feerate, which our open_channel also uses) (gonna be ingested by FuzzEstimator)
862 // 030012 - inbound read from peer id 0 of len 18
863 // 00a4 03000000000000000000000000000000 - message header indicating message length 164
864 // 0300b4 - inbound read from peer id 0 of len 180
865 // 0084 3d00000000000000000000000000000000000000000000000000000000000000 7b000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000001 0001 c8000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000007f00000000000000 03000000000000000000000000000000 - commitment_signed and mac
866 // - client should now respond with revoke_and_ack and commitment_signed (CHECK 5/6 duplicates)
868 // 030012 - inbound read from peer id 0 of len 18
869 // 0063 03000000000000000000000000000000 - message header indicating message length 99
870 // 030073 - inbound read from peer id 0 of len 115
871 // 0085 3d00000000000000000000000000000000000000000000000000000000000000 0400000000000000000000000000000000000000000000000000000000000000 030600000000000000000000000000000000000000000000000000000000000000 03000000000000000000000000000000 - revoke_and_ack and mac
873 // 07 - process the now-pending HTLC forward
874 // - client now sends id 1 update_add_htlc and commitment_signed (CHECK 7 duplicate)
876 // 0c007d - connect a block with one transaction of len 125
877 // 02000000013900000000000000000000000000000000000000000000000000000000000000000000000000000080020001000000000000220020bb000000000000000000000000000000000000000000000000000000000000006cc10000000000001600142b0000000000000000000000000000000000000005000020 - the commitment transaction for channel 3f00000000000000000000000000000000000000000000000000000000000000
878 // 00fd - A feerate request (returning min feerate, which our open_channel also uses) (gonna be ingested by FuzzEstimator)
879 // 00fd - A feerate request (returning min feerate, which our open_channel also uses) (gonna be ingested by FuzzEstimator)
880 // 0c005e - connect a block with one transaction of len 94
881 // 0200000001a100000000000000000000000000000000000000000000000000000000000000000000000000000000014f00000000000000220020f60000000000000000000000000000000000000000000000000000000000000000000000 - the HTLC timeout transaction
882 // 0c0000 - connect a block with no transactions
883 // 0c0000 - connect a block with no transactions
884 // 00fd - A feerate request (returning min feerate, which our open_channel also uses) (gonna be ingested by FuzzEstimator)
885 // 0c0000 - connect a block with no transactions
886 // 0c0000 - connect a block with no transactions
887 // 0c0000 - connect a block with no transactions
889 // 07 - process the now-pending HTLC forward
890 // - client now fails the HTLC backwards as it was unable to extract the payment preimage (CHECK 9 duplicate and CHECK 10)
892 let logger = Arc::new(TrackingLogger { lines: Mutex::new(HashMap::new()) });
893 super::do_test(&::hex::decode("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&(Arc::clone(&logger) as Arc<dyn Logger>));
895 let log_entries = logger.lines.lock().unwrap();
896 assert_eq!(log_entries.get(&("lightning::ln::peer_handler".to_string(), "Handling SendAcceptChannel event in peer_handler for node 030000000000000000000000000000000000000000000000000000000000000000 for channel ff4f00f805273c1b203bb5ebf8436bfde57b3be8c2f5e95d9491dbb181909679".to_string())), Some(&1)); // 1
897 assert_eq!(log_entries.get(&("lightning::ln::peer_handler".to_string(), "Handling SendFundingSigned event in peer_handler for node 030000000000000000000000000000000000000000000000000000000000000000 for channel 3d00000000000000000000000000000000000000000000000000000000000000".to_string())), Some(&1)); // 2
898 assert_eq!(log_entries.get(&("lightning::ln::peer_handler".to_string(), "Handling SendFundingLocked event in peer_handler for node 030000000000000000000000000000000000000000000000000000000000000000 for channel 3d00000000000000000000000000000000000000000000000000000000000000".to_string())), Some(&1)); // 3
899 assert_eq!(log_entries.get(&("lightning::ln::peer_handler".to_string(), "Handling SendFundingLocked event in peer_handler for node 030200000000000000000000000000000000000000000000000000000000000000 for channel 3900000000000000000000000000000000000000000000000000000000000000".to_string())), Some(&1)); // 4
900 assert_eq!(log_entries.get(&("lightning::ln::peer_handler".to_string(), "Handling SendRevokeAndACK event in peer_handler for node 030000000000000000000000000000000000000000000000000000000000000000 for channel 3d00000000000000000000000000000000000000000000000000000000000000".to_string())), Some(&4)); // 5
901 assert_eq!(log_entries.get(&("lightning::ln::peer_handler".to_string(), "Handling UpdateHTLCs event in peer_handler for node 030000000000000000000000000000000000000000000000000000000000000000 with 0 adds, 0 fulfills, 0 fails for channel 3d00000000000000000000000000000000000000000000000000000000000000".to_string())), Some(&3)); // 6
902 assert_eq!(log_entries.get(&("lightning::ln::peer_handler".to_string(), "Handling UpdateHTLCs event in peer_handler for node 030200000000000000000000000000000000000000000000000000000000000000 with 1 adds, 0 fulfills, 0 fails for channel 3900000000000000000000000000000000000000000000000000000000000000".to_string())), Some(&3)); // 7
903 assert_eq!(log_entries.get(&("lightning::ln::peer_handler".to_string(), "Handling UpdateHTLCs event in peer_handler for node 030000000000000000000000000000000000000000000000000000000000000000 with 0 adds, 1 fulfills, 0 fails for channel 3d00000000000000000000000000000000000000000000000000000000000000".to_string())), Some(&1)); // 8
904 assert_eq!(log_entries.get(&("lightning::ln::peer_handler".to_string(), "Handling UpdateHTLCs event in peer_handler for node 030000000000000000000000000000000000000000000000000000000000000000 with 0 adds, 0 fulfills, 1 fails for channel 3d00000000000000000000000000000000000000000000000000000000000000".to_string())), Some(&2)); // 9
905 assert_eq!(log_entries.get(&("lightning::chain::channelmonitor".to_string(), "Input spending counterparty commitment tx (00000000000000000000000000000000000000000000000000000000000000a1:0) in 0000000000000000000000000000000000000000000000000000000000000018 resolves outbound HTLC with payment hash ff00000000000000000000000000000000000000000000000000000000000000 with timeout".to_string())), Some(&1)); // 10