3 extern crate lightning;
4 extern crate secp256k1;
6 use bitcoin::blockdata::block::BlockHeader;
7 use bitcoin::blockdata::transaction::{Transaction, TxOut};
8 use bitcoin::blockdata::script::Script;
9 use bitcoin::network::constants::Network;
10 use bitcoin::network::serialize::{deserialize, serialize, BitcoinHash};
11 use bitcoin::util::hash::Sha256dHash;
13 use crypto::digest::Digest;
15 use lightning::chain::chaininterface::{BroadcasterInterface,ConfirmationTarget,ChainListener,FeeEstimator,ChainWatchInterfaceUtil};
16 use lightning::chain::transaction::OutPoint;
17 use lightning::ln::channelmonitor;
18 use lightning::ln::channelmanager::ChannelManager;
19 use lightning::ln::peer_handler::{MessageHandler,PeerManager,SocketDescriptor};
20 use lightning::ln::router::Router;
21 use lightning::util::events::{EventsProvider,Event};
22 use lightning::util::reset_rng_state;
23 use lightning::util::logger::Logger;
24 use lightning::util::sha2::Sha256;
28 use utils::test_logger;
30 use secp256k1::key::{PublicKey,SecretKey};
31 use secp256k1::Secp256k1;
33 use std::cell::RefCell;
34 use std::collections::HashMap;
38 use std::sync::atomic::{AtomicUsize,Ordering};
41 pub fn slice_to_be16(v: &[u8]) -> u16 {
42 ((v[0] as u16) << 8*1) |
43 ((v[1] as u16) << 8*0)
47 pub fn slice_to_be24(v: &[u8]) -> u32 {
48 ((v[0] as u32) << 8*2) |
49 ((v[1] as u32) << 8*1) |
50 ((v[2] as u32) << 8*0)
54 pub fn slice_to_be32(v: &[u8]) -> u32 {
55 ((v[0] as u32) << 8*3) |
56 ((v[1] as u32) << 8*2) |
57 ((v[2] as u32) << 8*1) |
58 ((v[3] as u32) << 8*0)
62 pub fn be64_to_array(u: u64) -> [u8; 8] {
64 v[0] = ((u >> 8*7) & 0xff) as u8;
65 v[1] = ((u >> 8*6) & 0xff) as u8;
66 v[2] = ((u >> 8*5) & 0xff) as u8;
67 v[3] = ((u >> 8*4) & 0xff) as u8;
68 v[4] = ((u >> 8*3) & 0xff) as u8;
69 v[5] = ((u >> 8*2) & 0xff) as u8;
70 v[6] = ((u >> 8*1) & 0xff) as u8;
71 v[7] = ((u >> 8*0) & 0xff) as u8;
77 read_pos: AtomicUsize,
80 fn get_slice(&self, len: usize) -> Option<&[u8]> {
81 let old_pos = self.read_pos.fetch_add(len, Ordering::AcqRel);
82 if self.data.len() < old_pos + len {
85 Some(&self.data[old_pos..old_pos + len])
89 struct FuzzEstimator {
90 input: Arc<InputData>,
92 impl FeeEstimator for FuzzEstimator {
93 fn get_est_sat_per_1000_weight(&self, _: ConfirmationTarget) -> u64 {
94 //TODO: We should actually be testing at least much more than 64k...
95 match self.input.get_slice(2) {
96 Some(slice) => cmp::max(slice_to_be16(slice) as u64, 253),
102 struct TestBroadcaster {}
103 impl BroadcasterInterface for TestBroadcaster {
104 fn broadcast_transaction(&self, _tx: &Transaction) {}
110 peers_connected: &'a RefCell<[bool; 256]>,
112 impl<'a> SocketDescriptor for Peer<'a> {
113 fn send_data(&mut self, data: &Vec<u8>, write_offset: usize, _resume_read: bool) -> usize {
114 assert!(write_offset < data.len());
115 data.len() - write_offset
117 fn disconnect_socket(&mut self) {
118 assert!(self.peers_connected.borrow()[self.id as usize]);
119 self.peers_connected.borrow_mut()[self.id as usize] = false;
122 impl<'a> PartialEq for Peer<'a> {
123 fn eq(&self, other: &Self) -> bool {
127 impl<'a> Eq for Peer<'a> {}
128 impl<'a> Hash for Peer<'a> {
129 fn hash<H : std::hash::Hasher>(&self, h: &mut H) {
134 struct MoneyLossDetector<'a> {
135 manager: Arc<ChannelManager>,
136 monitor: Arc<channelmonitor::SimpleManyChannelMonitor<OutPoint>>,
137 handler: PeerManager<Peer<'a>>,
139 peers: &'a RefCell<[bool; 256]>,
140 funding_txn: Vec<Transaction>,
141 header_hashes: Vec<Sha256dHash>,
146 impl<'a> MoneyLossDetector<'a> {
147 pub fn new(peers: &'a RefCell<[bool; 256]>, manager: Arc<ChannelManager>, monitor: Arc<channelmonitor::SimpleManyChannelMonitor<OutPoint>>, handler: PeerManager<Peer<'a>>) -> Self {
154 funding_txn: Vec::new(),
155 header_hashes: vec![Default::default()],
161 fn connect_block(&mut self, txn: &[&Transaction], txn_idxs: &[u32]) {
162 let header = BlockHeader { version: 0x20000000, prev_blockhash: self.header_hashes[self.height], merkle_root: Default::default(), time: 42, bits: 42, nonce: 42 };
164 self.manager.block_connected(&header, self.height as u32, txn, txn_idxs);
165 (*self.monitor).block_connected(&header, self.height as u32, txn, txn_idxs);
166 if self.header_hashes.len() > self.height {
167 self.header_hashes[self.height] = header.bitcoin_hash();
169 assert_eq!(self.header_hashes.len(), self.height);
170 self.header_hashes.push(header.bitcoin_hash());
172 self.max_height = cmp::max(self.height, self.max_height);
175 fn disconnect_block(&mut self) {
176 if self.height > 0 && (self.max_height < 6 || self.height >= self.max_height - 6) {
178 let header = BlockHeader { version: 0x20000000, prev_blockhash: self.header_hashes[self.height], merkle_root: Default::default(), time: 42, bits: 42, nonce: 42 };
179 self.manager.block_disconnected(&header);
180 self.monitor.block_disconnected(&header);
185 impl<'a> Drop for MoneyLossDetector<'a> {
187 // Disconnect all peers
188 for (idx, peer) in self.peers.borrow().iter().enumerate() {
190 self.handler.disconnect_event(&Peer{id: idx as u8, peers_connected: &self.peers});
194 // Force all channels onto the chain (and time out claim txn)
195 self.manager.force_close_all_channels();
200 pub fn do_test(data: &[u8], logger: &Arc<Logger>) {
203 let input = Arc::new(InputData {
205 read_pos: AtomicUsize::new(0),
207 let fee_est = Arc::new(FuzzEstimator {
208 input: input.clone(),
211 macro_rules! get_slice {
213 match input.get_slice($len as usize) {
214 Some(slice) => slice,
220 let secp_ctx = Secp256k1::new();
221 macro_rules! get_pubkey {
223 match PublicKey::from_slice(&secp_ctx, get_slice!(33)) {
230 let our_network_key = match SecretKey::from_slice(&secp_ctx, get_slice!(32)) {
235 let watch = Arc::new(ChainWatchInterfaceUtil::new(Network::Bitcoin, Arc::clone(&logger)));
236 let broadcast = Arc::new(TestBroadcaster{});
237 let monitor = channelmonitor::SimpleManyChannelMonitor::new(watch.clone(), broadcast.clone());
239 let channelmanager = ChannelManager::new(our_network_key, slice_to_be32(get_slice!(4)), get_slice!(1)[0] != 0, Network::Bitcoin, fee_est.clone(), monitor.clone(), watch.clone(), broadcast.clone(), Arc::clone(&logger)).unwrap();
240 let router = Arc::new(Router::new(PublicKey::from_secret_key(&secp_ctx, &our_network_key), watch.clone(), Arc::clone(&logger)));
242 let peers = RefCell::new([false; 256]);
243 let mut loss_detector = MoneyLossDetector::new(&peers, channelmanager.clone(), monitor.clone(), PeerManager::new(MessageHandler {
244 chan_handler: channelmanager.clone(),
245 route_handler: router.clone(),
246 }, our_network_key, Arc::clone(&logger)));
248 let mut should_forward = false;
249 let mut payments_received: Vec<[u8; 32]> = Vec::new();
250 let mut payments_sent = 0;
251 let mut pending_funding_generation: Vec<([u8; 32], u64, Script)> = Vec::new();
252 let mut pending_funding_signatures = HashMap::new();
253 let mut pending_funding_relay = Vec::new();
256 match get_slice!(1)[0] {
260 if !peers.borrow()[i-1] {
265 if new_id == 0 { return; }
266 loss_detector.handler.new_outbound_connection(get_pubkey!(), Peer{id: (new_id - 1) as u8, peers_connected: &peers}).unwrap();
267 peers.borrow_mut()[new_id - 1] = true;
272 if !peers.borrow()[i-1] {
277 if new_id == 0 { return; }
278 loss_detector.handler.new_inbound_connection(Peer{id: (new_id - 1) as u8, peers_connected: &peers}).unwrap();
279 peers.borrow_mut()[new_id - 1] = true;
282 let peer_id = get_slice!(1)[0];
283 if !peers.borrow()[peer_id as usize] { return; }
284 loss_detector.handler.disconnect_event(&Peer{id: peer_id, peers_connected: &peers});
285 peers.borrow_mut()[peer_id as usize] = false;
288 let peer_id = get_slice!(1)[0];
289 if !peers.borrow()[peer_id as usize] { return; }
290 match loss_detector.handler.read_event(&mut Peer{id: peer_id, peers_connected: &peers}, get_slice!(get_slice!(1)[0]).to_vec()) {
291 Ok(res) => assert!(!res),
292 Err(_) => { peers.borrow_mut()[peer_id as usize] = false; }
296 let value = slice_to_be24(get_slice!(3)) as u64;
297 let route = match router.get_route(&get_pubkey!(), None, &Vec::new(), value, 42) {
301 let mut payment_hash = [0; 32];
302 payment_hash[0..8].copy_from_slice(&be64_to_array(payments_sent));
303 let mut sha = Sha256::new();
304 sha.input(&payment_hash);
305 sha.result(&mut payment_hash);
307 match channelmanager.send_payment(route, payment_hash) {
313 let peer_id = get_slice!(1)[0];
314 if !peers.borrow()[peer_id as usize] { return; }
315 let their_key = get_pubkey!();
316 let chan_value = slice_to_be24(get_slice!(3)) as u64;
317 let push_msat_value = slice_to_be24(get_slice!(3)) as u64;
318 if channelmanager.create_channel(their_key, chan_value, push_msat_value, 0).is_err() { return; }
321 let mut channels = channelmanager.list_channels();
322 let channel_id = get_slice!(1)[0] as usize;
323 if channel_id >= channels.len() { return; }
324 channels.sort_by(|a, b| { a.channel_id.cmp(&b.channel_id) });
325 if channelmanager.close_channel(&channels[channel_id].channel_id).is_err() { return; }
329 channelmanager.process_pending_htlc_forwards();
330 should_forward = false;
334 for payment in payments_received.drain(..) {
335 // SHA256 is defined as XOR of all input bytes placed in the first byte, and 0s
336 // for the remaining bytes. Thus, if not all remaining bytes are 0s we cannot
337 // fulfill this HTLC, but if they are, we can just take the first byte and
338 // place that anywhere in our preimage.
339 if &payment[1..] != &[0; 31] {
340 channelmanager.fail_htlc_backwards(&payment);
342 let mut payment_preimage = [0; 32];
343 payment_preimage[0] = payment[0];
344 channelmanager.claim_funds(payment_preimage);
349 for payment in payments_received.drain(..) {
350 channelmanager.fail_htlc_backwards(&payment);
354 for funding_generation in pending_funding_generation.drain(..) {
355 let mut tx = Transaction { version: 0, lock_time: 0, input: Vec::new(), output: vec![TxOut {
356 value: funding_generation.1, script_pubkey: funding_generation.2,
358 let funding_output = OutPoint::new(Sha256dHash::from_data(&serialize(&tx).unwrap()[..]), 0);
359 let mut found_duplicate_txo = false;
360 for chan in channelmanager.list_channels() {
361 if chan.channel_id == funding_output.to_channel_id() {
362 found_duplicate_txo = true;
365 if !found_duplicate_txo {
366 channelmanager.funding_transaction_generated(&funding_generation.0, funding_output.clone());
367 pending_funding_signatures.insert(funding_output, tx);
372 if !pending_funding_relay.is_empty() {
373 let mut txn = Vec::with_capacity(pending_funding_relay.len());
374 let mut txn_idxs = Vec::with_capacity(pending_funding_relay.len());
375 for (idx, tx) in pending_funding_relay.iter().enumerate() {
377 txn_idxs.push(idx as u32 + 1);
380 loss_detector.connect_block(&txn[..], &txn_idxs[..]);
383 loss_detector.connect_block(&txn[..], &txn_idxs[..]);
386 for tx in pending_funding_relay.drain(..) {
387 loss_detector.funding_txn.push(tx);
391 let txlen = slice_to_be16(get_slice!(2));
393 loss_detector.connect_block(&[], &[]);
395 let txres: Result<Transaction, _> = deserialize(get_slice!(txlen));
396 if let Ok(tx) = txres {
397 loss_detector.connect_block(&[&tx], &[1]);
404 loss_detector.disconnect_block();
407 let mut channels = channelmanager.list_channels();
408 let channel_id = get_slice!(1)[0] as usize;
409 if channel_id >= channels.len() { return; }
410 channels.sort_by(|a, b| { a.channel_id.cmp(&b.channel_id) });
411 channelmanager.force_close_channel(&channels[channel_id].channel_id);
415 loss_detector.handler.process_events();
416 for event in loss_detector.handler.get_and_clear_pending_events() {
418 Event::FundingGenerationReady { temporary_channel_id, channel_value_satoshis, output_script, .. } => {
419 pending_funding_generation.push((temporary_channel_id, channel_value_satoshis, output_script));
421 Event::FundingBroadcastSafe { funding_txo, .. } => {
422 pending_funding_relay.push(pending_funding_signatures.remove(&funding_txo).unwrap());
424 Event::PaymentReceived { payment_hash, .. } => {
425 payments_received.push(payment_hash);
427 Event::PaymentSent {..} => {},
428 Event::PaymentFailed {..} => {},
430 Event::PendingHTLCsForwardable {..} => {
431 should_forward = true;
433 _ => panic!("Unknown event"),
439 #[cfg(feature = "afl")]
440 #[macro_use] extern crate afl;
441 #[cfg(feature = "afl")]
444 let logger: Arc<Logger> = Arc::new(test_logger::TestLogger{});
445 do_test(data, &logger);
449 #[cfg(feature = "honggfuzz")]
450 #[macro_use] extern crate honggfuzz;
451 #[cfg(feature = "honggfuzz")]
455 let logger: Arc<Logger> = Arc::new(test_logger::TestLogger{});
456 do_test(data, &logger);
464 use utils::test_logger;
465 use lightning::util::logger::{Logger, Record};
466 use std::collections::HashMap;
467 use std::sync::{Arc, Mutex};
470 fn duplicate_crash() {
471 let logger: Arc<Logger> = Arc::new(test_logger::TestLogger{});
472 super::do_test(&::hex::decode("00").unwrap(), &logger);
475 struct TrackingLogger {
476 /// (module, message) -> count
477 pub lines: Mutex<HashMap<(String, String), usize>>,
479 impl Logger for TrackingLogger {
480 fn log(&self, record: &Record) {
481 *self.lines.lock().unwrap().entry((record.module_path.to_string(), format!("{}", record.args))).or_insert(0) += 1;
482 println!("{:<5} [{} : {}, {}] {}", record.level.to_string(), record.module_path, record.file, record.line, record.args);
487 fn test_no_existing_test_breakage() {
488 // To avoid accidentally causing all existing fuzz test cases to be useless by making minor
489 // changes (such as requesting feerate info in a new place), we run a pretty full
490 // step-through with two peers and HTLC forwarding here. Obviously this is pretty finicky,
491 // so this should be updated pretty liberally, but at least we'll know when changes occur.
492 // If nothing else, this test serves as a pretty great initial full_stack_target seed.
494 // What each byte represents is broken down below, and then everything is concatenated into
495 // one large test at the end (you want %s/ -.*//g %s/\n\| \|\t\|\///g).
497 // 0000000000000000000000000000000000000000000000000000000000000000 - our network key
498 // 00000000 - fee_proportional_millionths
499 // 01 - announce_channels_publicly
501 // 00 - new outbound connection with id 0
502 // 030000000000000000000000000000000000000000000000000000000000000000 - peer's pubkey
503 // 030032 - inbound read from peer id 0 of len 50
504 // 00 030000000000000000000000000000000000000000000000000000000000000000 03000000000000000000000000000000 - noise act two (0||pubkey||mac)
506 // 030012 - inbound read from peer id 0 of len 18
507 // 0006 03000000000000000000000000000000 - message header indicating message length 6
508 // 030016 - inbound read from peer id 0 of len 22
509 // 0010 00000000 03000000000000000000000000000000 - init message with no features (type 16)
511 // 030012 - inbound read from peer id 0 of len 18
512 // 0141 03000000000000000000000000000000 - message header indicating message length 321
513 // 0300ff - inbound read from peer id 0 of len 255
514 // 0020 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 - beginning of open_channel message
515 // 030052 - inbound read from peer id 0 of len 82
516 // 0000000000000000000000000000000000000000000000000000000000000005 030100000000000000000000000000000000000000000000000000000000000000 01 03000000000000000000000000000000 - rest of open_channel and mac
518 // 00fd00fd00fd - Three feerate requests (all returning min feerate, which our open_channel also uses)
519 // - client should now respond with accept_channel (CHECK 1: type 33 to peer 03000000)
521 // 030012 - inbound read from peer id 0 of len 18
522 // 0084 03000000000000000000000000000000 - message header indicating message length 132
523 // 030094 - inbound read from peer id 0 of len 148
524 // 0022 ff4f00f805273c1b203bb5ebf8436bfde57b3be8c2f5e95d9491dbb1819096793d00000000000000000000000000000000000000000000000000000000000000000036000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000001 03000000000000000000000000000000 - funding_created and mac
525 // - client should now respond with funding_signed (CHECK 2: type 35 to peer 03000000)
527 // 0c005e - connect a block with one transaction of len 94
528 // 020000000100000000000000000000000000000000000000000000000000000000000000000000000000ffffffff0150c3000000000000220020ae0000000000000000000000000000000000000000000000000000000000000000000000 - the funding transaction
529 // 0c0000 - connect a block with no transactions
530 // 0c0000 - connect a block with no transactions
531 // 0c0000 - connect a block with no transactions
532 // 0c0000 - connect a block with no transactions
533 // 0c0000 - connect a block with no transactions
534 // 0c0000 - connect a block with no transactions
535 // 0c0000 - connect a block with no transactions
536 // 0c0000 - connect a block with no transactions
537 // 0c0000 - connect a block with no transactions
538 // 0c0000 - connect a block with no transactions
539 // 0c0000 - connect a block with no transactions
540 // 0c0000 - connect a block with no transactions
541 // - by now client should have sent a funding_locked (CHECK 3: SendFundingLocked to 03000000 for chan 3d000000)
543 // 030012 - inbound read from peer id 0 of len 18
544 // 0043 03000000000000000000000000000000 - message header indicating message length 67
545 // 030053 - inbound read from peer id 0 of len 83
546 // 0024 3d00000000000000000000000000000000000000000000000000000000000000 030000000000000000000000000000000000000000000000000000000000000000 03000000000000000000000000000000 - funding_locked and mac
548 // 01 - new inbound connection with id 1
549 // 030132 - inbound read from peer id 1 of len 50
550 // 0003000000000000000000000000000000000000000000000000000000000000000003000000000000000000000000000000 - inbound noise act 1
551 // 030142 - inbound read from peer id 1 of len 66
552 // 000302000000000000000000000000000000000000000000000000000000000000000300000000000000000000000000000003000000000000000000000000000000 - inbound noise act 3
554 // 030112 - inbound read from peer id 1 of len 18
555 // 0006 01000000000000000000000000000000 - message header indicating message length 6
556 // 030116 - inbound read from peer id 1 of len 22
557 // 0010 00000000 01000000000000000000000000000000 - init message with no features (type 16)
559 // 05 01 030200000000000000000000000000000000000000000000000000000000000000 00c350 0003e8 - create outbound channel to peer 1 for 50k sat
560 // 00fd00fd00fd - Three feerate requests (all returning min feerate)
562 // 030112 - inbound read from peer id 1 of len 18
563 // 0110 01000000000000000000000000000000 - message header indicating message length 272
564 // 0301ff - inbound read from peer id 1 of len 255
565 // 0021 0200000000000000020000000000000002000000000000000200000000000000000000000000001a00000000004c4b4000000000000003e800000000000003e80000000203f0000503000000000000000000000000000000000000000000000000000000000000010003000000000000000000000000000000000000000000000000000000000000020003000000000000000000000000000000000000000000000000000000000000030003000000000000000000000000000000000000000000000000000000000000040003000000000000000000000000000000000000000000000000000000000000050003000000000000000000000000000000 - beginning of accept_channel
566 // 030121 - inbound read from peer id 1 of len 33
567 // 0000000000000000000000000000000000 01000000000000000000000000000000 - rest of accept_channel and mac
569 // 0a - create the funding transaction (client should send funding_created now)
571 // 030112 - inbound read from peer id 1 of len 18
572 // 0062 01000000000000000000000000000000 - message header indicating message length 98
573 // 030172 - inbound read from peer id 1 of len 114
574 // 0023 3f00000000000000000000000000000000000000000000000000000000000000f6000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000100 01000000000000000000000000000000 - funding_signed message and mac
576 // 0b - broadcast funding transaction
577 // - by now client should have sent a funding_locked (CHECK 4: SendFundingLocked to 03020000 for chan 3f000000)
579 // 030112 - inbound read from peer id 1 of len 18
580 // 0043 01000000000000000000000000000000 - message header indicating message length 67
581 // 030153 - inbound read from peer id 1 of len 83
582 // 0024 3f00000000000000000000000000000000000000000000000000000000000000 030100777777777777777777777777777777777777777777777777777777777777 01000000000000000000000000000000 - funding_locked and mac
584 // 030012 - inbound read from peer id 0 of len 18
585 // 05ac 03000000000000000000000000000000 - message header indicating message length 1452
586 // 0300ff - inbound read from peer id 0 of len 255
587 // 0080 3d00000000000000000000000000000000000000000000000000000000000000 0000000000000000 0000000000003e80 ff00000000000000000000000000000000000000000000000000000000000000 00000121 00 030000000000000000000000000000000000000000000000000000000000000555 0000000e000001000000000000000003e8000000010000000000000000000000000a00000000000000000000000000000000000000000000000000000000000000 ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff - beginning of update_add_htlc from 0 to 1 via client
588 // 0300ff - inbound read from peer id 0 of len 255
589 // ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff
590 // 0300ff - inbound read from peer id 0 of len 255
591 // ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff
592 // 0300ff - inbound read from peer id 0 of len 255
593 // ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff
594 // 0300ff - inbound read from peer id 0 of len 255
595 // ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff
596 // 0300c1 - inbound read from peer id 0 of len 193
597 // ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff ef00000000000000000000000000000000000000000000000000000000000000 03000000000000000000000000000000 - end of update_add_htlc from 0 to 1 via client and mac
599 // 00fd - A feerate request (returning min feerate, which our open_channel also uses)
601 // 030012 - inbound read from peer id 0 of len 18
602 // 0064 03000000000000000000000000000000 - message header indicating message length 100
603 // 030074 - inbound read from peer id 0 of len 116
604 // 0084 3d00000000000000000000000000000000000000000000000000000000000000 27000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000001 0000 03000000000000000000000000000000 - commitment_signed and mac
605 // - client should now respond with revoke_and_ack and commitment_signed (CHECK 5/6: types 133 and 132 to peer 03000000)
607 // 030012 - inbound read from peer id 0 of len 18
608 // 0063 03000000000000000000000000000000 - message header indicating message length 99
609 // 030073 - inbound read from peer id 0 of len 115
610 // 0085 3d00000000000000000000000000000000000000000000000000000000000000 0100000000000000000000000000000000000000000000000000000000000000 031111111111111111111111111111111111111111111111111111111111111111 03000000000000000000000000000000 - revoke_and_ack and mac
612 // 07 - process the now-pending HTLC forward
613 // - client now sends id 1 update_add_htlc and commitment_signed (CHECK 7: SendHTLCs event for node 03020000 with 1 HTLCs for channel 3f000000)
615 // - we respond with commitment_signed then revoke_and_ack (a weird, but valid, order)
616 // 030112 - inbound read from peer id 1 of len 18
617 // 0064 01000000000000000000000000000000 - message header indicating message length 100
618 // 030174 - inbound read from peer id 1 of len 116
619 // 0084 3f00000000000000000000000000000000000000000000000000000000000000 f7000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000100 0000 01000000000000000000000000000000 - commitment_signed and mac
621 // 030112 - inbound read from peer id 1 of len 18
622 // 0063 01000000000000000000000000000000 - message header indicating message length 99
623 // 030173 - inbound read from peer id 1 of len 115
624 // 0085 3f00000000000000000000000000000000000000000000000000000000000000 0000000000000000000000000000000000000000000000000000000000000000 032222222222222222222222222222222222222222222222222222222222222222 01000000000000000000000000000000 - revoke_and_ack and mac
626 // 030112 - inbound read from peer id 1 of len 18
627 // 004a 01000000000000000000000000000000 - message header indicating message length 74
628 // 03015a - inbound read from peer id 1 of len 90
629 // 0082 3f00000000000000000000000000000000000000000000000000000000000000 0000000000000000 ff00888888888888888888888888888888888888888888888888888888888888 01000000000000000000000000000000 - update_fulfill_htlc and mac
630 // - client should immediately claim the pending HTLC from peer 0 (CHECK 8: SendFulfillHTLCs for node 03000000 with preimage ff00888888 for channel 3d000000)
632 // 030112 - inbound read from peer id 1 of len 18
633 // 0064 01000000000000000000000000000000 - message header indicating message length 100
634 // 030174 - inbound read from peer id 1 of len 116
635 // 0084 3f00000000000000000000000000000000000000000000000000000000000000 fb000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000100 0000 01000000000000000000000000000000 - commitment_signed and mac
637 // 030112 - inbound read from peer id 1 of len 18
638 // 0063 01000000000000000000000000000000 - message header indicating message length 99
639 // 030173 - inbound read from peer id 1 of len 115
640 // 0085 3f00000000000000000000000000000000000000000000000000000000000000 0100777777777777777777777777777777777777777777777777777777777777 033333333333333333333333333333333333333333333333333333333333333333 01000000000000000000000000000000 - revoke_and_ack and mac
642 // - before responding to the commitment_signed generated above, send a new HTLC
643 // 030012 - inbound read from peer id 0 of len 18
644 // 05ac 03000000000000000000000000000000 - message header indicating message length 1452
645 // 0300ff - inbound read from peer id 0 of len 255
646 // 0080 3d00000000000000000000000000000000000000000000000000000000000000 0000000000000001 0000000000003e80 ff00000000000000000000000000000000000000000000000000000000000000 00000121 00 030000000000000000000000000000000000000000000000000000000000000555 0000000e000001000000000000000003e8000000010000000000000000000000000a00000000000000000000000000000000000000000000000000000000000000 ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff - beginning of update_add_htlc from 0 to 1 via client
647 // 0300ff - inbound read from peer id 0 of len 255
648 // ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff
649 // 0300ff - inbound read from peer id 0 of len 255
650 // ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff
651 // 0300ff - inbound read from peer id 0 of len 255
652 // ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff
653 // 0300ff - inbound read from peer id 0 of len 255
654 // ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff
655 // 0300c1 - inbound read from peer id 0 of len 193
656 // ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff ef00000000000000000000000000000000000000000000000000000000000000 03000000000000000000000000000000 - end of update_add_htlc from 0 to 1 via client and mac
658 // 00fd - A feerate request (returning min feerate, which our open_channel also uses)
660 // - now respond to the update_fulfill_htlc+commitment_signed messages the client sent to peer 0
661 // 030012 - inbound read from peer id 0 of len 18
662 // 0063 03000000000000000000000000000000 - message header indicating message length 99
663 // 030073 - inbound read from peer id 0 of len 115
664 // 0085 3d00000000000000000000000000000000000000000000000000000000000000 0000000000000000000000000000000000000000000000000000000000000000 034444444444444444444444444444444444444444444444444444444444444444 03000000000000000000000000000000 - revoke_and_ack and mac
665 // - client should now respond with revoke_and_ack and commitment_signed (CHECK 5/6 duplicates)
667 // 030012 - inbound read from peer id 0 of len 18
668 // 0064 03000000000000000000000000000000 - message header indicating message length 100
669 // 030074 - inbound read from peer id 0 of len 116
670 // 0084 3d00000000000000000000000000000000000000000000000000000000000000 d4000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000001 0000 03000000000000000000000000000000 - commitment_signed and mac
672 // 030012 - inbound read from peer id 0 of len 18
673 // 0063 03000000000000000000000000000000 - message header indicating message length 99
674 // 030073 - inbound read from peer id 0 of len 115
675 // 0085 3d00000000000000000000000000000000000000000000000000000000000000 1111111111111111111111111111111111111111111111111111111111111111035555555555555555555555555555555555555555555555555555555555555555 03000000000000000000000000000000 - revoke_and_ack and mac
677 // 07 - process the now-pending HTLC forward
678 // - client now sends id 1 update_add_htlc and commitment_signed (CHECK 7 duplicate)
679 // - we respond with revoke_and_ack, then commitment_signed, then update_fail_htlc
681 // 030112 - inbound read from peer id 1 of len 18
682 // 0064 01000000000000000000000000000000 - message header indicating message length 100
683 // 030174 - inbound read from peer id 1 of len 116
684 // 0084 3f00000000000000000000000000000000000000000000000000000000000000 f5000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000100 0000 01000000000000000000000000000000 - commitment_signed and mac
686 // 030112 - inbound read from peer id 1 of len 18
687 // 0063 01000000000000000000000000000000 - message header indicating message length 99
688 // 030173 - inbound read from peer id 1 of len 115
689 // 0085 3f00000000000000000000000000000000000000000000000000000000000000 2222222222222222222222222222222222222222222222222222222222222222 036666666666666666666666666666666666666666666666666666666666666666 01000000000000000000000000000000 - revoke_and_ack and mac
691 // 030112 - inbound read from peer id 1 of len 18
692 // 002c 01000000000000000000000000000000 - message header indicating message length 44
693 // 03013c - inbound read from peer id 1 of len 60
694 // 0083 3f00000000000000000000000000000000000000000000000000000000000000 0000000000000001 0000 01000000000000000000000000000000 - update_fail_htlc and mac
696 // 030112 - inbound read from peer id 1 of len 18
697 // 0064 01000000000000000000000000000000 - message header indicating message length 100
698 // 030174 - inbound read from peer id 1 of len 116
699 // 0084 3f00000000000000000000000000000000000000000000000000000000000000 f2000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000100 0000 01000000000000000000000000000000 - commitment_signed and mac
701 // - TODO: update_fail_htlc from peer 1
703 let logger = Arc::new(TrackingLogger { lines: Mutex::new(HashMap::new()) });
704 super::do_test(&::hex::decode("00000000000000000000000000000000000000000000000000000000000000000000000001000300000000000000000000000000000000000000000000000000000000000000000300320003000000000000000000000000000000000000000000000000000000000000000003000000000000000000000000000000030012000603000000000000000000000000000000030016001000000000030000000000000000000000000000000300120141030000000000000000000000000000000300ff00207500000000000000000000000000000000000000000000000000000000000000ff4f00f805273c1b203bb5ebf8436bfde57b3be8c2f5e95d9491dbb181909679000000000000c35000000000000000000000000000000222ffffffffffffffff00000000000002220000000000000000000000fd000601e3030000000000000000000000000000000000000000000000000000000000000001030000000000000000000000000000000000000000000000000000000000000002030000000000000000000000000000000000000000000000000000000000000003030000000000000000000000000000000000000000000000000000000000000004030300520000000000000000000000000000000000000000000000000000000000000005030100000000000000000000000000000000000000000000000000000000000000010300000000000000000000000000000000fd00fd00fd0300120084030000000000000000000000000000000300940022ff4f00f805273c1b203bb5ebf8436bfde57b3be8c2f5e95d9491dbb1819096793d00000000000000000000000000000000000000000000000000000000000000000036000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000001030000000000000000000000000000000c005e020000000100000000000000000000000000000000000000000000000000000000000000000000000000ffffffff0150c3000000000000220020ae00000000000000000000000000000000000000000000000000000000000000000000000c00000c00000c00000c00000c00000c00000c00000c00000c00000c00000c00000c000003001200430300000000000000000000000000000003005300243d000000000000000000000000000000000000000000000000000000000000000300000000000000000000000000000000000000000000000000000000000000000300000000000000000000000000000001030132000300000000000000000000000000000000000000000000000000000000000000000300000000000000000000000000000003014200030200000000000000000000000000000000000000000000000000000000000000030000000000000000000000000000000300000000000000000000000000000003011200060100000000000000000000000000000003011600100000000001000000000000000000000000000000050103020000000000000000000000000000000000000000000000000000000000000000c3500003e800fd00fd00fd0301120110010000000000000000000000000000000301ff00210200000000000000020000000000000002000000000000000200000000000000000000000000001a00000000004c4b4000000000000003e800000000000003e80000000203f00005030000000000000000000000000000000000000000000000000000000000000100030000000000000000000000000000000000000000000000000000000000000200030000000000000000000000000000000000000000000000000000000000000300030000000000000000000000000000000000000000000000000000000000000400030000000000000000000000000000000000000000000000000000000000000500030000000000000000000000000000000301210000000000000000000000000000000000010000000000000000000000000000000a03011200620100000000000000000000000000000003017200233f00000000000000000000000000000000000000000000000000000000000000f6000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000100010000000000000000000000000000000b03011200430100000000000000000000000000000003015300243f000000000000000000000000000000000000000000000000000000000000000301007777777777777777777777777777777777777777777777777777777777770100000000000000000000000000000003001205ac030000000000000000000000000000000300ff00803d0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000003e80ff0000000000000000000000000000000000000000000000000000000000000000000121000300000000000000000000000000000000000000000000000000000000000005550000000e000001000000000000000003e8000000010000000000000000000000000a00000000000000000000000000000000000000000000000000000000000000ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff0300ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff0300fffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff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&(Arc::clone(&logger) as Arc<Logger>));
706 let log_entries = logger.lines.lock().unwrap();
707 assert_eq!(log_entries.get(&("lightning::ln::peer_handler".to_string(), "Encoding and sending message of type 33 to 030000000000000000000000000000000000000000000000000000000000000000".to_string())), Some(&1)); // 1
708 assert_eq!(log_entries.get(&("lightning::ln::peer_handler".to_string(), "Encoding and sending message of type 35 to 030000000000000000000000000000000000000000000000000000000000000000".to_string())), Some(&1)); // 2
709 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
710 assert_eq!(log_entries.get(&("lightning::ln::peer_handler".to_string(), "Handling SendFundingLocked event in peer_handler for node 030200000000000000000000000000000000000000000000000000000000000000 for channel 3f00000000000000000000000000000000000000000000000000000000000000".to_string())), Some(&1)); // 4
711 assert_eq!(log_entries.get(&("lightning::ln::peer_handler".to_string(), "Encoding and sending message of type 133 to 030000000000000000000000000000000000000000000000000000000000000000".to_string())), Some(&2)); // 5
712 assert_eq!(log_entries.get(&("lightning::ln::peer_handler".to_string(), "Encoding and sending message of type 132 to 030000000000000000000000000000000000000000000000000000000000000000".to_string())), Some(&2)); // 6
713 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 3f00000000000000000000000000000000000000000000000000000000000000".to_string())), Some(&2)); // 7
714 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