_ Git - rust-lightning/blob - fuzz/src/full_stack.rs

   1 // This file is Copyright its original authors, visible in version control
   2 // history.
   3 //
   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
   8 // licenses.
   9
  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.
  15
  16 use bitcoin::TxMerkleNode;
  17 use bitcoin::blockdata::block::BlockHeader;
  18 use bitcoin::blockdata::constants::genesis_block;
  19 use bitcoin::blockdata::transaction::{Transaction, TxOut};
  20 use bitcoin::blockdata::script::{Builder, Script};
  21 use bitcoin::blockdata::opcodes;
  22 use bitcoin::blockdata::locktime::PackedLockTime;
  23 use bitcoin::consensus::encode::deserialize;
  24 use bitcoin::network::constants::Network;
  25
  26 use bitcoin::hashes::Hash as TraitImport;
  27 use bitcoin::hashes::HashEngine as TraitImportEngine;
  28 use bitcoin::hashes::sha256::Hash as Sha256;
  29 use bitcoin::hashes::sha256d::Hash as Sha256dHash;
  30 use bitcoin::hash_types::{Txid, BlockHash, WPubkeyHash};
  31
  32 use lightning::chain;
  33 use lightning::chain::{BestBlock, ChannelMonitorUpdateStatus, Confirm, Listen};
  34 use lightning::chain::chaininterface::{BroadcasterInterface, ConfirmationTarget, FeeEstimator};
  35 use lightning::chain::chainmonitor;
  36 use lightning::chain::transaction::OutPoint;
  37 use lightning::chain::keysinterface::{InMemorySigner, Recipient, KeyMaterial, EntropySource, NodeSigner, SignerProvider};
  38 use lightning::ln::{PaymentHash, PaymentPreimage, PaymentSecret};
  39 use lightning::ln::channelmanager::{ChainParameters, ChannelDetails, ChannelManager, PaymentId};
  40 use lightning::ln::peer_handler::{MessageHandler,PeerManager,SocketDescriptor,IgnoringMessageHandler};
  41 use lightning::ln::msgs::{self, DecodeError};
  42 use lightning::ln::script::ShutdownScript;
  43 use lightning::routing::gossip::{P2PGossipSync, NetworkGraph};
  44 use lightning::routing::utxo::UtxoLookup;
  45 use lightning::routing::router::{find_route, InFlightHtlcs, PaymentParameters, Route, RouteHop, RouteParameters, Router};
  46 use lightning::routing::scoring::FixedPenaltyScorer;
  47 use lightning::util::config::UserConfig;
  48 use lightning::util::errors::APIError;
  49 use lightning::util::events::Event;
  50 use lightning::util::enforcing_trait_impls::{EnforcingSigner, EnforcementState};
  51 use lightning::util::logger::Logger;
  52 use lightning::util::ser::{Readable, Writeable};
  53
  54 use crate::utils::test_logger;
  55 use crate::utils::test_persister::TestPersister;
  56
  57 use bitcoin::secp256k1::{Message, PublicKey, SecretKey, Scalar, Secp256k1};
  58 use bitcoin::secp256k1::ecdh::SharedSecret;
  59 use bitcoin::secp256k1::ecdsa::{RecoverableSignature, Signature};
  60
  61 use std::cell::RefCell;
  62 use hashbrown::{HashMap, hash_map};
  63 use std::convert::TryInto;
  64 use std::cmp;
  65 use std::sync::{Arc, Mutex};
  66 use std::sync::atomic::{AtomicU64,AtomicUsize,Ordering};
  67 use bitcoin::bech32::u5;
  68
  69 #[inline]
  70 pub fn slice_to_be16(v: &[u8]) -> u16 {
  71         ((v[0] as u16) << 8*1) |
  72         ((v[1] as u16) << 8*0)
  73 }
  74
  75 #[inline]
  76 pub fn slice_to_be24(v: &[u8]) -> u32 {
  77         ((v[0] as u32) << 8*2) |
  78         ((v[1] as u32) << 8*1) |
  79         ((v[2] as u32) << 8*0)
  80 }
  81
  82 #[inline]
  83 pub fn slice_to_be32(v: &[u8]) -> u32 {
  84         ((v[0] as u32) << 8*3) |
  85         ((v[1] as u32) << 8*2) |
  86         ((v[2] as u32) << 8*1) |
  87         ((v[3] as u32) << 8*0)
  88 }
  89
  90 #[inline]
  91 pub fn be64_to_array(u: u64) -> [u8; 8] {
  92         let mut v = [0; 8];
  93         v[0] = ((u >> 8*7) & 0xff) as u8;
  94         v[1] = ((u >> 8*6) & 0xff) as u8;
  95         v[2] = ((u >> 8*5) & 0xff) as u8;
  96         v[3] = ((u >> 8*4) & 0xff) as u8;
  97         v[4] = ((u >> 8*3) & 0xff) as u8;
  98         v[5] = ((u >> 8*2) & 0xff) as u8;
  99         v[6] = ((u >> 8*1) & 0xff) as u8;
 100         v[7] = ((u >> 8*0) & 0xff) as u8;
 101         v
 102 }
 103
 104 struct InputData {
 105         data: Vec<u8>,
 106         read_pos: AtomicUsize,
 107 }
 108 impl InputData {
 109         fn get_slice(&self, len: usize) -> Option<&[u8]> {
 110                 let old_pos = self.read_pos.fetch_add(len, Ordering::AcqRel);
 111                 if self.data.len() < old_pos + len {
 112                         return None;
 113                 }
 114                 Some(&self.data[old_pos..old_pos + len])
 115         }
 116 }
 117
 118 struct FuzzEstimator {
 119         input: Arc<InputData>,
 120 }
 121 impl FeeEstimator for FuzzEstimator {
 122         fn get_est_sat_per_1000_weight(&self, _: ConfirmationTarget) -> u32 {
 123                 //TODO: We should actually be testing at least much more than 64k...
 124                 match self.input.get_slice(2) {
 125                         Some(slice) => cmp::max(slice_to_be16(slice) as u32, 253),
 126                         None => 253
 127                 }
 128         }
 129 }
 130
 131 struct FuzzRouter {}
 132
 133 impl Router for FuzzRouter {
 134         fn find_route(
 135                 &self, _payer: &PublicKey, _params: &RouteParameters, _first_hops: Option<&[&ChannelDetails]>,
 136                 _inflight_htlcs: &InFlightHtlcs
 137         ) -> Result<Route, msgs::LightningError> {
 138                 Err(msgs::LightningError {
 139                         err: String::from("Not implemented"),
 140                         action: msgs::ErrorAction::IgnoreError
 141                 })
 142         }
 143 }
 144
 145 struct TestBroadcaster {
 146         txn_broadcasted: Mutex<Vec<Transaction>>,
 147 }
 148 impl BroadcasterInterface for TestBroadcaster {
 149         fn broadcast_transaction(&self, tx: &Transaction) {
 150                 self.txn_broadcasted.lock().unwrap().push(tx.clone());
 151         }
 152 }
 153
 154 #[derive(Clone)]
 155 struct Peer<'a> {
 156         id: u8,
 157         peers_connected: &'a RefCell<[bool; 256]>,
 158 }
 159 impl<'a> SocketDescriptor for Peer<'a> {
 160         fn send_data(&mut self, data: &[u8], _resume_read: bool) -> usize {
 161                 data.len()
 162         }
 163         fn disconnect_socket(&mut self) {
 164                 assert!(self.peers_connected.borrow()[self.id as usize]);
 165                 self.peers_connected.borrow_mut()[self.id as usize] = false;
 166         }
 167 }
 168 impl<'a> PartialEq for Peer<'a> {
 169         fn eq(&self, other: &Self) -> bool {
 170                 self.id == other.id
 171         }
 172 }
 173 impl<'a> Eq for Peer<'a> {}
 174 impl<'a> std::hash::Hash for Peer<'a> {
 175         fn hash<H : std::hash::Hasher>(&self, h: &mut H) {
 176                 self.id.hash(h)
 177         }
 178 }
 179
 180 type ChannelMan<'a> = ChannelManager<
 181         Arc<chainmonitor::ChainMonitor<EnforcingSigner, Arc<dyn chain::Filter>, Arc<TestBroadcaster>, Arc<FuzzEstimator>, Arc<dyn Logger>, Arc<TestPersister>>>,
 182         Arc<TestBroadcaster>, Arc<KeyProvider>, Arc<KeyProvider>, Arc<KeyProvider>, Arc<FuzzEstimator>, &'a FuzzRouter, Arc<dyn Logger>>;
 183 type PeerMan<'a> = PeerManager<Peer<'a>, Arc<ChannelMan<'a>>, Arc<P2PGossipSync<Arc<NetworkGraph<Arc<dyn Logger>>>, Arc<dyn UtxoLookup>, Arc<dyn Logger>>>, IgnoringMessageHandler, Arc<dyn Logger>, IgnoringMessageHandler, Arc<KeyProvider>>;
 184
 185 struct MoneyLossDetector<'a> {
 186         manager: Arc<ChannelMan<'a>>,
 187         monitor: Arc<chainmonitor::ChainMonitor<EnforcingSigner, Arc<dyn chain::Filter>, Arc<TestBroadcaster>, Arc<FuzzEstimator>, Arc<dyn Logger>, Arc<TestPersister>>>,
 188         handler: PeerMan<'a>,
 189
 190         peers: &'a RefCell<[bool; 256]>,
 191         funding_txn: Vec<Transaction>,
 192         txids_confirmed: HashMap<Txid, usize>,
 193         header_hashes: Vec<(BlockHash, u32)>,
 194         height: usize,
 195         max_height: usize,
 196         blocks_connected: u32,
 197 }
 198 impl<'a> MoneyLossDetector<'a> {
 199         pub fn new(peers: &'a RefCell<[bool; 256]>,
 200                    manager: Arc<ChannelMan<'a>>,
 201                    monitor: Arc<chainmonitor::ChainMonitor<EnforcingSigner, Arc<dyn chain::Filter>, Arc<TestBroadcaster>, Arc<FuzzEstimator>, Arc<dyn Logger>, Arc<TestPersister>>>,
 202                    handler: PeerMan<'a>) -> Self {
 203                 MoneyLossDetector {
 204                         manager,
 205                         monitor,
 206                         handler,
 207
 208                         peers,
 209                         funding_txn: Vec::new(),
 210                         txids_confirmed: HashMap::new(),
 211                         header_hashes: vec![(genesis_block(Network::Bitcoin).block_hash(), 0)],
 212                         height: 0,
 213                         max_height: 0,
 214                         blocks_connected: 0,
 215                 }
 216         }
 217
 218         fn connect_block(&mut self, all_txn: &[Transaction]) {
 219                 let mut txdata = Vec::with_capacity(all_txn.len());
 220                 for (idx, tx) in all_txn.iter().enumerate() {
 221                         let txid = tx.txid();
 222                         match self.txids_confirmed.entry(txid) {
 223                                 hash_map::Entry::Vacant(e) => {
 224                                         e.insert(self.height);
 225                                         txdata.push((idx + 1, tx));
 226                                 },
 227                                 _ => {},
 228                         }
 229                 }
 230
 231                 self.blocks_connected += 1;
 232                 let header = BlockHeader { version: 0x20000000, prev_blockhash: self.header_hashes[self.height].0, merkle_root: TxMerkleNode::all_zeros(), time: self.blocks_connected, bits: 42, nonce: 42 };
 233                 self.height += 1;
 234                 self.manager.transactions_confirmed(&header, &txdata, self.height as u32);
 235                 self.manager.best_block_updated(&header, self.height as u32);
 236                 (*self.monitor).transactions_confirmed(&header, &txdata, self.height as u32);
 237                 (*self.monitor).best_block_updated(&header, self.height as u32);
 238                 if self.header_hashes.len() > self.height {
 239                         self.header_hashes[self.height] = (header.block_hash(), self.blocks_connected);
 240                 } else {
 241                         assert_eq!(self.header_hashes.len(), self.height);
 242                         self.header_hashes.push((header.block_hash(), self.blocks_connected));
 243                 }
 244                 self.max_height = cmp::max(self.height, self.max_height);
 245         }
 246
 247         fn disconnect_block(&mut self) {
 248                 if self.height > 0 && (self.max_height < 6 || self.height >= self.max_height - 6) {
 249                         let header = BlockHeader { version: 0x20000000, prev_blockhash: self.header_hashes[self.height - 1].0, merkle_root: TxMerkleNode::all_zeros(), time: self.header_hashes[self.height].1, bits: 42, nonce: 42 };
 250                         self.manager.block_disconnected(&header, self.height as u32);
 251                         self.monitor.block_disconnected(&header, self.height as u32);
 252                         self.height -= 1;
 253                         let removal_height = self.height;
 254                         self.txids_confirmed.retain(|_, height| {
 255                                 removal_height != *height
 256                         });
 257                 }
 258         }
 259 }
 260
 261 impl<'a> Drop for MoneyLossDetector<'a> {
 262         fn drop(&mut self) {
 263                 if !::std::thread::panicking() {
 264                         // Disconnect all peers
 265                         for (idx, peer) in self.peers.borrow().iter().enumerate() {
 266                                 if *peer {
 267                                         self.handler.socket_disconnected(&Peer{id: idx as u8, peers_connected: &self.peers});
 268                                 }
 269                         }
 270
 271                         // Force all channels onto the chain (and time out claim txn)
 272                         self.manager.force_close_all_channels_broadcasting_latest_txn();
 273                 }
 274         }
 275 }
 276
 277 struct KeyProvider {
 278         node_secret: SecretKey,
 279         inbound_payment_key: KeyMaterial,
 280         counter: AtomicU64,
 281         signer_state: RefCell<HashMap<u8, (bool, Arc<Mutex<EnforcementState>>)>>
 282 }
 283
 284 impl EntropySource for KeyProvider {
 285         fn get_secure_random_bytes(&self) -> [u8; 32] {
 286                 let ctr = self.counter.fetch_add(1, Ordering::Relaxed);
 287                 [0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
 288                         (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]
 289         }
 290 }
 291
 292 impl NodeSigner for KeyProvider {
 293         fn get_node_id(&self, recipient: Recipient) -> Result<PublicKey, ()> {
 294                 let node_secret = match recipient {
 295                         Recipient::Node => Ok(&self.node_secret),
 296                         Recipient::PhantomNode => Err(())
 297                 }?;
 298                 Ok(PublicKey::from_secret_key(&Secp256k1::signing_only(), node_secret))
 299         }
 300
 301         fn ecdh(&self, recipient: Recipient, other_key: &PublicKey, tweak: Option<&Scalar>) -> Result<SharedSecret, ()> {
 302                 let mut node_secret = match recipient {
 303                         Recipient::Node => Ok(self.node_secret.clone()),
 304                         Recipient::PhantomNode => Err(())
 305                 }?;
 306                 if let Some(tweak) = tweak {
 307                         node_secret = node_secret.mul_tweak(tweak).map_err(|_| ())?;
 308                 }
 309                 Ok(SharedSecret::new(other_key, &node_secret))
 310         }
 311
 312         fn get_inbound_payment_key_material(&self) -> KeyMaterial {
 313                 self.inbound_payment_key.clone()
 314         }
 315
 316         fn sign_invoice(&self, _hrp_bytes: &[u8], _invoice_data: &[u5], _recipient: Recipient) -> Result<RecoverableSignature, ()> {
 317                 unreachable!()
 318         }
 319
 320         fn sign_gossip_message(&self, msg: lightning::ln::msgs::UnsignedGossipMessage) -> Result<Signature, ()> {
 321                 let msg_hash = Message::from_slice(&Sha256dHash::hash(&msg.encode()[..])[..]).map_err(|_| ())?;
 322                 let secp_ctx = Secp256k1::signing_only();
 323                 Ok(secp_ctx.sign_ecdsa(&msg_hash, &self.node_secret))
 324         }
 325 }
 326
 327 impl SignerProvider for KeyProvider {
 328         type Signer = EnforcingSigner;
 329
 330         fn generate_channel_keys_id(&self, inbound: bool, _channel_value_satoshis: u64, _user_channel_id: u128) -> [u8; 32] {
 331                 let ctr = self.counter.fetch_add(1, Ordering::Relaxed) as u8;
 332                 self.signer_state.borrow_mut().insert(ctr, (inbound, Arc::new(Mutex::new(EnforcementState::new()))));
 333                 [ctr; 32]
 334         }
 335
 336         fn derive_channel_signer(&self, channel_value_satoshis: u64, channel_keys_id: [u8; 32]) -> Self::Signer {
 337                 let secp_ctx = Secp256k1::signing_only();
 338                 let ctr = channel_keys_id[0];
 339                 let (inbound, state) = self.signer_state.borrow().get(&ctr).unwrap().clone();
 340                 EnforcingSigner::new_with_revoked(if inbound {
 341                         InMemorySigner::new(
 342                                 &secp_ctx,
 343                                 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(),
 344                                 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(),
 345                                 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(),
 346                                 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(),
 347                                 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(),
 348                                 [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],
 349                                 channel_value_satoshis,
 350                                 channel_keys_id,
 351                         )
 352                 } else {
 353                         InMemorySigner::new(
 354                                 &secp_ctx,
 355                                 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(),
 356                                 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(),
 357                                 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(),
 358                                 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(),
 359                                 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(),
 360                                 [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],
 361                                 channel_value_satoshis,
 362                                 channel_keys_id,
 363                         )
 364                 }, state, false)
 365         }
 366
 367         fn read_chan_signer(&self, mut data: &[u8]) -> Result<EnforcingSigner, DecodeError> {
 368                 let inner: InMemorySigner = Readable::read(&mut data)?;
 369                 let state = Arc::new(Mutex::new(EnforcementState::new()));
 370
 371                 Ok(EnforcingSigner::new_with_revoked(
 372                         inner,
 373                         state,
 374                         false
 375                 ))
 376         }
 377
 378         fn get_destination_script(&self) -> Script {
 379                 let secp_ctx = Secp256k1::signing_only();
 380                 let channel_monitor_claim_key = SecretKey::from_slice(&hex::decode("0fffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff").unwrap()[..]).unwrap();
 381                 let our_channel_monitor_claim_key_hash = WPubkeyHash::hash(&PublicKey::from_secret_key(&secp_ctx, &channel_monitor_claim_key).serialize());
 382                 Builder::new().push_opcode(opcodes::all::OP_PUSHBYTES_0).push_slice(&our_channel_monitor_claim_key_hash[..]).into_script()
 383         }
 384
 385         fn get_shutdown_scriptpubkey(&self) -> ShutdownScript {
 386                 let secp_ctx = Secp256k1::signing_only();
 387                 let secret_key = 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, 1]).unwrap();
 388                 let pubkey_hash = WPubkeyHash::hash(&PublicKey::from_secret_key(&secp_ctx, &secret_key).serialize());
 389                 ShutdownScript::new_p2wpkh(&pubkey_hash)
 390         }
 391 }
 392
 393 #[inline]
 394 pub fn do_test(data: &[u8], logger: &Arc<dyn Logger>) {
 395         let input = Arc::new(InputData {
 396                 data: data.to_vec(),
 397                 read_pos: AtomicUsize::new(0),
 398         });
 399         let fee_est = Arc::new(FuzzEstimator {
 400                 input: input.clone(),
 401         });
 402         let router = FuzzRouter {};
 403
 404         macro_rules! get_slice {
 405                 ($len: expr) => {
 406                         match input.get_slice($len as usize) {
 407                                 Some(slice) => slice,
 408                                 None => return,
 409                         }
 410                 }
 411         }
 412
 413         macro_rules! get_pubkey {
 414                 () => {
 415                         match PublicKey::from_slice(get_slice!(33)) {
 416                                 Ok(key) => key,
 417                                 Err(_) => return,
 418                         }
 419                 }
 420         }
 421
 422         let our_network_key = match SecretKey::from_slice(get_slice!(32)) {
 423                 Ok(key) => key,
 424                 Err(_) => return,
 425         };
 426
 427         let inbound_payment_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, 0, 42];
 428
 429         let broadcast = Arc::new(TestBroadcaster{ txn_broadcasted: Mutex::new(Vec::new()) });
 430         let monitor = Arc::new(chainmonitor::ChainMonitor::new(None, broadcast.clone(), Arc::clone(&logger), fee_est.clone(),
 431                 Arc::new(TestPersister { update_ret: Mutex::new(ChannelMonitorUpdateStatus::Completed) })));
 432
 433         let keys_manager = Arc::new(KeyProvider {
 434                 node_secret: our_network_key.clone(),
 435                 inbound_payment_key: KeyMaterial(inbound_payment_key.try_into().unwrap()),
 436                 counter: AtomicU64::new(0),
 437                 signer_state: RefCell::new(HashMap::new())
 438         });
 439         let mut config = UserConfig::default();
 440         config.channel_config.forwarding_fee_proportional_millionths =  slice_to_be32(get_slice!(4));
 441         config.channel_handshake_config.announced_channel = get_slice!(1)[0] != 0;
 442         let network = Network::Bitcoin;
 443         let params = ChainParameters {
 444                 network,
 445                 best_block: BestBlock::from_genesis(network),
 446         };
 447         let channelmanager = Arc::new(ChannelManager::new(fee_est.clone(), monitor.clone(), broadcast.clone(), &router, Arc::clone(&logger), keys_manager.clone(), keys_manager.clone(), keys_manager.clone(), config, params));
 448         // Adding new calls to `EntropySource::get_secure_random_bytes` during startup can change all the
 449         // keys subsequently generated in this test. Rather than regenerating all the messages manually,
 450         // it's easier to just increment the counter here so the keys don't change.
 451         keys_manager.counter.fetch_sub(3, Ordering::AcqRel);
 452         let our_id = &keys_manager.get_node_id(Recipient::Node).unwrap();
 453         let network_graph = Arc::new(NetworkGraph::new(genesis_block(network).block_hash(), Arc::clone(&logger)));
 454         let gossip_sync = Arc::new(P2PGossipSync::new(Arc::clone(&network_graph), None, Arc::clone(&logger)));
 455         let scorer = FixedPenaltyScorer::with_penalty(0);
 456
 457         let peers = RefCell::new([false; 256]);
 458         let mut loss_detector = MoneyLossDetector::new(&peers, channelmanager.clone(), monitor.clone(), PeerManager::new(MessageHandler {
 459                 chan_handler: channelmanager.clone(),
 460                 route_handler: gossip_sync.clone(),
 461                 onion_message_handler: IgnoringMessageHandler {},
 462         }, 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, 15, 0], Arc::clone(&logger), IgnoringMessageHandler{}, keys_manager.clone()));
 463
 464         let mut should_forward = false;
 465         let mut payments_received: Vec<PaymentHash> = Vec::new();
 466         let mut payments_sent = 0;
 467         let mut pending_funding_generation: Vec<([u8; 32], PublicKey, u64, Script)> = Vec::new();
 468         let mut pending_funding_signatures = HashMap::new();
 469
 470         loop {
 471                 match get_slice!(1)[0] {
 472                         0 => {
 473                                 let mut new_id = 0;
 474                                 for i in 1..256 {
 475                                         if !peers.borrow()[i-1] {
 476                                                 new_id = i;
 477                                                 break;
 478                                         }
 479                                 }
 480                                 if new_id == 0 { return; }
 481                                 loss_detector.handler.new_outbound_connection(get_pubkey!(), Peer{id: (new_id - 1) as u8, peers_connected: &peers}, None).unwrap();
 482                                 peers.borrow_mut()[new_id - 1] = true;
 483                         },
 484                         1 => {
 485                                 let mut new_id = 0;
 486                                 for i in 1..256 {
 487                                         if !peers.borrow()[i-1] {
 488                                                 new_id = i;
 489                                                 break;
 490                                         }
 491                                 }
 492                                 if new_id == 0 { return; }
 493                                 loss_detector.handler.new_inbound_connection(Peer{id: (new_id - 1) as u8, peers_connected: &peers}, None).unwrap();
 494                                 peers.borrow_mut()[new_id - 1] = true;
 495                         },
 496                         2 => {
 497                                 let peer_id = get_slice!(1)[0];
 498                                 if !peers.borrow()[peer_id as usize] { return; }
 499                                 loss_detector.handler.socket_disconnected(&Peer{id: peer_id, peers_connected: &peers});
 500                                 peers.borrow_mut()[peer_id as usize] = false;
 501                         },
 502                         3 => {
 503                                 let peer_id = get_slice!(1)[0];
 504                                 if !peers.borrow()[peer_id as usize] { return; }
 505                                 match loss_detector.handler.read_event(&mut Peer{id: peer_id, peers_connected: &peers}, get_slice!(get_slice!(1)[0])) {
 506                                         Ok(res) => assert!(!res),
 507                                         Err(_) => { peers.borrow_mut()[peer_id as usize] = false; }
 508                                 }
 509                         },
 510                         4 => {
 511                                 let final_value_msat = slice_to_be24(get_slice!(3)) as u64;
 512                                 let payment_params = PaymentParameters::from_node_id(get_pubkey!(), 42);
 513                                 let params = RouteParameters {
 514                                         payment_params,
 515                                         final_value_msat,
 516                                         final_cltv_expiry_delta: 42,
 517                                 };
 518                                 let random_seed_bytes: [u8; 32] = keys_manager.get_secure_random_bytes();
 519                                 let route = match find_route(&our_id, &params, &network_graph, None, Arc::clone(&logger), &scorer, &random_seed_bytes) {
 520                                         Ok(route) => route,
 521                                         Err(_) => return,
 522                                 };
 523                                 let mut payment_hash = PaymentHash([0; 32]);
 524                                 payment_hash.0[0..8].copy_from_slice(&be64_to_array(payments_sent));
 525                                 let mut sha = Sha256::engine();
 526                                 sha.input(&payment_hash.0[..]);
 527                                 payment_hash.0 = Sha256::from_engine(sha).into_inner();
 528                                 payments_sent += 1;
 529                                 match channelmanager.send_payment(&route, payment_hash, &None, PaymentId(payment_hash.0)) {
 530                                         Ok(_) => {},
 531                                         Err(_) => return,
 532                                 }
 533                         },
 534                         15 => {
 535                                 let final_value_msat = slice_to_be24(get_slice!(3)) as u64;
 536                                 let payment_params = PaymentParameters::from_node_id(get_pubkey!(), 42);
 537                                 let params = RouteParameters {
 538                                         payment_params,
 539                                         final_value_msat,
 540                                         final_cltv_expiry_delta: 42,
 541                                 };
 542                                 let random_seed_bytes: [u8; 32] = keys_manager.get_secure_random_bytes();
 543                                 let mut route = match find_route(&our_id, &params, &network_graph, None, Arc::clone(&logger), &scorer, &random_seed_bytes) {
 544                                         Ok(route) => route,
 545                                         Err(_) => return,
 546                                 };
 547                                 route.paths.push(route.paths[0].clone());
 548                                 let mut payment_hash = PaymentHash([0; 32]);
 549                                 payment_hash.0[0..8].copy_from_slice(&be64_to_array(payments_sent));
 550                                 let mut sha = Sha256::engine();
 551                                 sha.input(&payment_hash.0[..]);
 552                                 payment_hash.0 = Sha256::from_engine(sha).into_inner();
 553                                 payments_sent += 1;
 554                                 let mut payment_secret = PaymentSecret([0; 32]);
 555                                 payment_secret.0[0..8].copy_from_slice(&be64_to_array(payments_sent));
 556                                 payments_sent += 1;
 557                                 match channelmanager.send_payment(&route, payment_hash, &Some(payment_secret), PaymentId(payment_hash.0)) {
 558                                         Ok(_) => {},
 559                                         Err(_) => return,
 560                                 }
 561                         },
 562                         5 => {
 563                                 let peer_id = get_slice!(1)[0];
 564                                 if !peers.borrow()[peer_id as usize] { return; }
 565                                 let their_key = get_pubkey!();
 566                                 let chan_value = slice_to_be24(get_slice!(3)) as u64;
 567                                 let push_msat_value = slice_to_be24(get_slice!(3)) as u64;
 568                                 if channelmanager.create_channel(their_key, chan_value, push_msat_value, 0, None).is_err() { return; }
 569                         },
 570                         6 => {
 571                                 let mut channels = channelmanager.list_channels();
 572                                 let channel_id = get_slice!(1)[0] as usize;
 573                                 if channel_id >= channels.len() { return; }
 574                                 channels.sort_by(|a, b| { a.channel_id.cmp(&b.channel_id) });
 575                                 if channelmanager.close_channel(&channels[channel_id].channel_id, &channels[channel_id].counterparty.node_id).is_err() { return; }
 576                         },
 577                         7 => {
 578                                 if should_forward {
 579                                         channelmanager.process_pending_htlc_forwards();
 580                                         should_forward = false;
 581                                 }
 582                         },
 583                         8 => {
 584                                 for payment in payments_received.drain(..) {
 585                                         // SHA256 is defined as XOR of all input bytes placed in the first byte, and 0s
 586                                         // for the remaining bytes. Thus, if not all remaining bytes are 0s we cannot
 587                                         // fulfill this HTLC, but if they are, we can just take the first byte and
 588                                         // place that anywhere in our preimage.
 589                                         if &payment.0[1..] != &[0; 31] {
 590                                                 channelmanager.fail_htlc_backwards(&payment);
 591                                         } else {
 592                                                 let mut payment_preimage = PaymentPreimage([0; 32]);
 593                                                 payment_preimage.0[0] = payment.0[0];
 594                                                 channelmanager.claim_funds(payment_preimage);
 595                                         }
 596                                 }
 597                         },
 598                         16 => {
 599                                 let payment_preimage = PaymentPreimage(keys_manager.get_secure_random_bytes());
 600                                 let mut sha = Sha256::engine();
 601                                 sha.input(&payment_preimage.0[..]);
 602                                 let payment_hash = PaymentHash(Sha256::from_engine(sha).into_inner());
 603                                 // Note that this may fail - our hashes may collide and we'll end up trying to
 604                                 // double-register the same payment_hash.
 605                                 let _ = channelmanager.create_inbound_payment_for_hash(payment_hash, None, 1, None);
 606                         },
 607                         9 => {
 608                                 for payment in payments_received.drain(..) {
 609                                         channelmanager.fail_htlc_backwards(&payment);
 610                                 }
 611                         },
 612                         10 => {
 613                                 'outer_loop: for funding_generation in pending_funding_generation.drain(..) {
 614                                         let mut tx = Transaction { version: 0, lock_time: PackedLockTime::ZERO, input: Vec::new(), output: vec![TxOut {
 615                                                         value: funding_generation.2, script_pubkey: funding_generation.3,
 616                                                 }] };
 617                                         let funding_output = 'search_loop: loop {
 618                                                 let funding_txid = tx.txid();
 619                                                 if let None = loss_detector.txids_confirmed.get(&funding_txid) {
 620                                                         let outpoint = OutPoint { txid: funding_txid, index: 0 };
 621                                                         for chan in channelmanager.list_channels() {
 622                                                                 if chan.channel_id == outpoint.to_channel_id() {
 623                                                                         tx.version += 1;
 624                                                                         continue 'search_loop;
 625                                                                 }
 626                                                         }
 627                                                         break outpoint;
 628                                                 }
 629                                                 tx.version += 1;
 630                                                 if tx.version > 0xff {
 631                                                         continue 'outer_loop;
 632                                                 }
 633                                         };
 634                                         if let Err(e) = channelmanager.funding_transaction_generated(&funding_generation.0, &funding_generation.1, tx.clone()) {
 635                                                 // It's possible the channel has been closed in the mean time, but any other
 636                                                 // failure may be a bug.
 637                                                 if let APIError::ChannelUnavailable { .. } = e { } else { panic!(); }
 638                                         }
 639                                         pending_funding_signatures.insert(funding_output, tx);
 640                                 }
 641                         },
 642                         11 => {
 643                                 let mut txn = broadcast.txn_broadcasted.lock().unwrap().split_off(0);
 644                                 if !txn.is_empty() {
 645                                         loss_detector.connect_block(&txn[..]);
 646                                         for _ in 2..100 {
 647                                                 loss_detector.connect_block(&[]);
 648                                         }
 649                                 }
 650                                 for tx in txn.drain(..) {
 651                                         loss_detector.funding_txn.push(tx);
 652                                 }
 653                         },
 654                         12 => {
 655                                 let txlen = slice_to_be16(get_slice!(2));
 656                                 if txlen == 0 {
 657                                         loss_detector.connect_block(&[]);
 658                                 } else {
 659                                         let txres: Result<Transaction, _> = deserialize(get_slice!(txlen));
 660                                         if let Ok(tx) = txres {
 661                                                 let mut output_val = 0;
 662                                                 for out in tx.output.iter() {
 663                                                         if out.value > 21_000_000_0000_0000 { return; }
 664                                                         output_val += out.value;
 665                                                         if output_val > 21_000_000_0000_0000 { return; }
 666                                                 }
 667                                                 loss_detector.connect_block(&[tx]);
 668                                         } else {
 669                                                 return;
 670                                         }
 671                                 }
 672                         },
 673                         13 => {
 674                                 loss_detector.disconnect_block();
 675                         },
 676                         14 => {
 677                                 let mut channels = channelmanager.list_channels();
 678                                 let channel_id = get_slice!(1)[0] as usize;
 679                                 if channel_id >= channels.len() { return; }
 680                                 channels.sort_by(|a, b| { a.channel_id.cmp(&b.channel_id) });
 681                                 channelmanager.force_close_broadcasting_latest_txn(&channels[channel_id].channel_id, &channels[channel_id].counterparty.node_id).unwrap();
 682                         },
 683                         // 15 is above
 684                         _ => return,
 685                 }
 686                 loss_detector.handler.process_events();
 687                 for event in loss_detector.manager.get_and_clear_pending_events() {
 688                         match event {
 689                                 Event::FundingGenerationReady { temporary_channel_id, counterparty_node_id, channel_value_satoshis, output_script, .. } => {
 690                                         pending_funding_generation.push((temporary_channel_id, counterparty_node_id, channel_value_satoshis, output_script));
 691                                 },
 692                                 Event::PaymentClaimable { payment_hash, .. } => {
 693                                         //TODO: enhance by fetching random amounts from fuzz input?
 694                                         payments_received.push(payment_hash);
 695                                 },
 696                                 Event::PendingHTLCsForwardable {..} => {
 697                                         should_forward = true;
 698                                 },
 699                                 _ => {},
 700                         }
 701                 }
 702         }
 703 }
 704
 705 pub fn full_stack_test<Out: test_logger::Output>(data: &[u8], out: Out) {
 706         let logger: Arc<dyn Logger> = Arc::new(test_logger::TestLogger::new("".to_owned(), out));
 707         do_test(data, &logger);
 708 }
 709
 710 #[no_mangle]
 711 pub extern "C" fn full_stack_run(data: *const u8, datalen: usize) {
 712         let logger: Arc<dyn Logger> = Arc::new(test_logger::TestLogger::new("".to_owned(), test_logger::DevNull {}));
 713         do_test(unsafe { std::slice::from_raw_parts(data, datalen) }, &logger);
 714 }
 715
 716 #[cfg(test)]
 717 mod tests {
 718         use lightning::util::logger::{Logger, Record};
 719         use std::collections::HashMap;
 720         use std::sync::{Arc, Mutex};
 721
 722         struct TrackingLogger {
 723                 /// (module, message) -> count
 724                 pub lines: Mutex<HashMap<(String, String), usize>>,
 725         }
 726         impl Logger for TrackingLogger {
 727                 fn log(&self, record: &Record) {
 728                         *self.lines.lock().unwrap().entry((record.module_path.to_string(), format!("{}", record.args))).or_insert(0) += 1;
 729                         println!("{:<5} [{} : {}, {}] {}", record.level.to_string(), record.module_path, record.file, record.line, record.args);
 730                 }
 731         }
 732
 733         #[test]
 734         fn test_no_existing_test_breakage() {
 735                 // To avoid accidentally causing all existing fuzz test cases to be useless by making minor
 736                 // changes (such as requesting feerate info in a new place), we run a pretty full
 737                 // step-through with two peers and HTLC forwarding here. Obviously this is pretty finicky,
 738                 // so this should be updated pretty liberally, but at least we'll know when changes occur.
 739                 // If nothing else, this test serves as a pretty great initial full_stack_target seed.
 740
 741                 // What each byte represents is broken down below, and then everything is concatenated into
 742                 // one large test at the end (you want %s/ -.*//g %s/\n\| \|\t\|\///g).
 743
 744                 // Following BOLT 8, lightning message on the wire are: 2-byte encrypted message length +
 745                 // 16-byte MAC of the encrypted message length + encrypted Lightning message + 16-byte MAC
 746                 // of the Lightning message
 747                 // I.e 2nd inbound read, len 18 : 0006 (encrypted message length) + 03000000000000000000000000000000 (MAC of the encrypted message length)
 748                 // Len 22 : 0010 00000000 (encrypted lightning message) + 03000000000000000000000000000000 (MAC of the Lightning message)
 749
 750                 // Writing new code generating transactions and see a new failure ? Don't forget to add input for the FuzzEstimator !
 751
 752                 // 0100000000000000000000000000000000000000000000000000000000000000 - our network key
 753                 // 00000000 - fee_proportional_millionths
 754                 // 01 - announce_channels_publicly
 755                 //
 756                 // 00 - new outbound connection with id 0
 757                 // 030000000000000000000000000000000000000000000000000000000000000002 - peer's pubkey
 758                 // 030032 - inbound read from peer id 0 of len 50
 759                 // 00 030000000000000000000000000000000000000000000000000000000000000002 03000000000000000000000000000000 - noise act two (0||pubkey||mac)
 760                 //
 761                 // 030012 - inbound read from peer id 0 of len 18
 762                 // 000a 03000000000000000000000000000000 - message header indicating message length 10
 763                 // 03001a - inbound read from peer id 0 of len 26
 764                 // 0010 00022000 00022000 03000000000000000000000000000000 - init message (type 16) with static_remotekey (0x2000) and mac
 765                 //
 766                 // 030012 - inbound read from peer id 0 of len 18
 767                 // 0141 03000000000000000000000000000000 - message header indicating message length 321
 768                 // 0300fe - inbound read from peer id 0 of len 254
 769                 // 0020 7500000000000000000000000000000000000000000000000000000000000000 ff4f00f805273c1b203bb5ebf8436bfde57b3be8c2f5e95d9491dbb181909679 000000000000c350 0000000000000000 0000000000000162 ffffffffffffffff 0000000000000222 0000000000000000 000000fd 0006 01e3 030000000000000000000000000000000000000000000000000000000000000001 030000000000000000000000000000000000000000000000000000000000000002 030000000000000000000000000000000000000000000000000000000000000003 030000000000000000000000000000000000000000000000000000000000000004 - beginning of open_channel message
 770                 // 030053 - inbound read from peer id 0 of len 83
 771                 // 030000000000000000000000000000000000000000000000000000000000000005 020900000000000000000000000000000000000000000000000000000000000000 01 03000000000000000000000000000000 - rest of open_channel and mac
 772                 //
 773                 // 00fd00fd - Two feerate requests (all returning min feerate, which our open_channel also uses) (gonna be ingested by FuzzEstimator)
 774                 // - client should now respond with accept_channel (CHECK 1: type 33 to peer 03000000)
 775                 //
 776                 // 030012 - inbound read from peer id 0 of len 18
 777                 // 0084 03000000000000000000000000000000 - message header indicating message length 132
 778                 // 030094 - inbound read from peer id 0 of len 148
 779                 // 0022 ff4f00f805273c1b203bb5ebf8436bfde57b3be8c2f5e95d9491dbb181909679 3d00000000000000000000000000000000000000000000000000000000000000 0000 00000000000000000000000000000000000000000000000000000000000000210100000000000000000000000000000000000000000000000000000000000000 03000000000000000000000000000000 - funding_created and mac
 780                 // - client should now respond with funding_signed (CHECK 2: type 35 to peer 03000000)
 781                 //
 782                 // 0c005e - connect a block with one transaction of len 94
 783                 // 020000000100000000000000000000000000000000000000000000000000000000000000000000000000ffffffff0150c3000000000000220020ae0000000000000000000000000000000000000000000000000000000000000000000000 - the funding transaction
 784                 // 0c0000 - connect a block with no transactions
 785                 // 0c0000 - connect a block with no transactions
 786                 // 0c0000 - connect a block with no transactions
 787                 // 0c0000 - connect a block with no transactions
 788                 // 0c0000 - connect a block with no transactions
 789                 // 0c0000 - connect a block with no transactions
 790                 // 0c0000 - connect a block with no transactions
 791                 // 0c0000 - connect a block with no transactions
 792                 // 0c0000 - connect a block with no transactions
 793                 // 0c0000 - connect a block with no transactions
 794                 // 0c0000 - connect a block with no transactions
 795                 // 0c0000 - connect a block with no transactions
 796                 // - by now client should have sent a channel_ready (CHECK 3: SendChannelReady to 03000000 for chan 3d000000)
 797                 //
 798                 // 030012 - inbound read from peer id 0 of len 18
 799                 // 0043 03000000000000000000000000000000 - message header indicating message length 67
 800                 // 030053 - inbound read from peer id 0 of len 83
 801                 // 0024 3d00000000000000000000000000000000000000000000000000000000000000 020800000000000000000000000000000000000000000000000000000000000000 03000000000000000000000000000000 - channel_ready and mac
 802                 //
 803                 // 01 - new inbound connection with id 1
 804                 // 030132 - inbound read from peer id 1 of len 50
 805                 // 0003000000000000000000000000000000000000000000000000000000000000000703000000000000000000000000000000 - inbound noise act 1
 806                 // 030142 - inbound read from peer id 1 of len 66
 807                 // 000302000000000000000000000000000000000000000000000000000000000000000300000000000000000000000000000003000000000000000000000000000000 - inbound noise act 3
 808                 //
 809                 // 030112 - inbound read from peer id 1 of len 18
 810                 // 000a 01000000000000000000000000000000 - message header indicating message length 10
 811                 // 03011a - inbound read from peer id 1 of len 26
 812                 // 0010 00022000 00022000 01000000000000000000000000000000 - init message (type 16) with static_remotekey (0x2000) and mac
 813                 //
 814                 // 05 01 030200000000000000000000000000000000000000000000000000000000000000 00c350 0003e8 - create outbound channel to peer 1 for 50k sat
 815                 // 00fd - One feerate requests (all returning min feerate) (gonna be ingested by FuzzEstimator)
 816                 //
 817                 // 030112 - inbound read from peer id 1 of len 18
 818                 // 0110 01000000000000000000000000000000 - message header indicating message length 272
 819                 // 0301ff - inbound read from peer id 1 of len 255
 820                 // 0021 0000000000000000000000000000000000000000000000000000000000000e05 0000000000000162 00000000004c4b40 00000000000003e8 00000000000003e8 00000002 03f0 0005 030000000000000000000000000000000000000000000000000000000000000100 030000000000000000000000000000000000000000000000000000000000000200 030000000000000000000000000000000000000000000000000000000000000300 030000000000000000000000000000000000000000000000000000000000000400 030000000000000000000000000000000000000000000000000000000000000500 02660000000000000000000000000000 - beginning of accept_channel
 821                 // 030121 - inbound read from peer id 1 of len 33
 822                 // 0000000000000000000000000000000000 01000000000000000000000000000000 - rest of accept_channel and mac
 823                 //
 824                 // 0a - create the funding transaction (client should send funding_created now)
 825                 //
 826                 // 030112 - inbound read from peer id 1 of len 18
 827                 // 0062 01000000000000000000000000000000 - message header indicating message length 98
 828                 // 030172 - inbound read from peer id 1 of len 114
 829                 // 0023 3a00000000000000000000000000000000000000000000000000000000000000 000000000000000000000000000000000000000000000000000000000000007c0001000000000000000000000000000000000000000000000000000000000000 01000000000000000000000000000000 - funding_signed message and mac
 830                 //
 831                 // 0b - broadcast funding transaction
 832                 // - by now client should have sent a channel_ready (CHECK 4: SendChannelReady to 03020000 for chan 3f000000)
 833                 //
 834                 // 030112 - inbound read from peer id 1 of len 18
 835                 // 0043 01000000000000000000000000000000 - message header indicating message length 67
 836                 // 030153 - inbound read from peer id 1 of len 83
 837                 // 0024 3a00000000000000000000000000000000000000000000000000000000000000 026700000000000000000000000000000000000000000000000000000000000000 01000000000000000000000000000000 - channel_ready and mac
 838                 //
 839                 // 030012 - inbound read from peer id 0 of len 18
 840                 // 05ac 03000000000000000000000000000000 - message header indicating message length 1452
 841                 // 0300ff - inbound read from peer id 0 of len 255
 842                 // 0080 3d00000000000000000000000000000000000000000000000000000000000000 0000000000000000 0000000000003e80 ff00000000000000000000000000000000000000000000000000000000000000 000003f0 00 030000000000000000000000000000000000000000000000000000000000000555 11 020203e8 0401a0 060800000e0000010000 0a00000000000000000000000000000000000000000000000000000000000000 ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff - beginning of update_add_htlc from 0 to 1 via client
 843                 // 0300ff - inbound read from peer id 0 of len 255
 844                 // ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff
 845                 // 0300ff - inbound read from peer id 0 of len 255
 846                 // ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff
 847                 // 0300ff - inbound read from peer id 0 of len 255
 848                 // ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff
 849                 // 0300ff - inbound read from peer id 0 of len 255
 850                 // ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff
 851                 // 0300c1 - inbound read from peer id 0 of len 193
 852                 // ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff ab00000000000000000000000000000000000000000000000000000000000000 03000000000000000000000000000000 - end of update_add_htlc from 0 to 1 via client and mac
 853                 //
 854                 // 030012 - inbound read from peer id 0 of len 18
 855                 // 0064 03000000000000000000000000000000 - message header indicating message length 100
 856                 // 030074 - inbound read from peer id 0 of len 116
 857                 // 0084 3d00000000000000000000000000000000000000000000000000000000000000 00000000000000000000000000000000000000000000000000000000000000300100000000000000000000000000000000000000000000000000000000000000 0000 03000000000000000000000000000000 - commitment_signed and mac
 858                 // - client should now respond with revoke_and_ack and commitment_signed (CHECK 5/6: types 133 and 132 to peer 03000000)
 859                 //
 860                 // 030012 - inbound read from peer id 0 of len 18
 861                 // 0063 03000000000000000000000000000000 - message header indicating message length 99
 862                 // 030073 - inbound read from peer id 0 of len 115
 863                 // 0085 3d00000000000000000000000000000000000000000000000000000000000000 0900000000000000000000000000000000000000000000000000000000000000 020b00000000000000000000000000000000000000000000000000000000000000 03000000000000000000000000000000 - revoke_and_ack and mac
 864                 //
 865                 // 07 - process the now-pending HTLC forward
 866                 // - client now sends id 1 update_add_htlc and commitment_signed (CHECK 7: SendHTLCs event for node 03020000 with 1 HTLCs for channel 3f000000)
 867                 //
 868                 // - we respond with commitment_signed then revoke_and_ack (a weird, but valid, order)
 869                 // 030112 - inbound read from peer id 1 of len 18
 870                 // 0064 01000000000000000000000000000000 - message header indicating message length 100
 871                 // 030174 - inbound read from peer id 1 of len 116
 872                 // 0084 3a00000000000000000000000000000000000000000000000000000000000000 000000000000000000000000000000000000000000000000000000000000006a0001000000000000000000000000000000000000000000000000000000000000 0000 01000000000000000000000000000000 - commitment_signed and mac
 873                 //
 874                 // 030112 - inbound read from peer id 1 of len 18
 875                 // 0063 01000000000000000000000000000000 - message header indicating message length 99
 876                 // 030173 - inbound read from peer id 1 of len 115
 877                 // 0085 3a00000000000000000000000000000000000000000000000000000000000000 6600000000000000000000000000000000000000000000000000000000000000 026400000000000000000000000000000000000000000000000000000000000000 01000000000000000000000000000000 - revoke_and_ack and mac
 878                 //
 879                 // 030112 - inbound read from peer id 1 of len 18
 880                 // 004a 01000000000000000000000000000000 - message header indicating message length 74
 881                 // 03015a - inbound read from peer id 1 of len 90
 882                 // 0082 3a00000000000000000000000000000000000000000000000000000000000000 0000000000000000 ff00888888888888888888888888888888888888888888888888888888888888 01000000000000000000000000000000 - update_fulfill_htlc and mac
 883                 // - client should immediately claim the pending HTLC from peer 0 (CHECK 8: SendFulfillHTLCs for node 03000000 with preimage ff00888888 for channel 3d000000)
 884                 //
 885                 // 030112 - inbound read from peer id 1 of len 18
 886                 // 0064 01000000000000000000000000000000 - message header indicating message length 100
 887                 // 030174 - inbound read from peer id 1 of len 116
 888                 // 0084 3a00000000000000000000000000000000000000000000000000000000000000 00000000000000000000000000000000000000000000000000000000000000100001000000000000000000000000000000000000000000000000000000000000 0000 01000000000000000000000000000000 - commitment_signed and mac
 889                 //
 890                 // 030112 - inbound read from peer id 1 of len 18
 891                 // 0063 01000000000000000000000000000000 - message header indicating message length 99
 892                 // 030173 - inbound read from peer id 1 of len 115
 893                 // 0085 3a00000000000000000000000000000000000000000000000000000000000000 6700000000000000000000000000000000000000000000000000000000000000 026500000000000000000000000000000000000000000000000000000000000000 01000000000000000000000000000000 - revoke_and_ack and mac
 894                 //
 895                 // - before responding to the commitment_signed generated above, send a new HTLC
 896                 // 030012 - inbound read from peer id 0 of len 18
 897                 // 05ac 03000000000000000000000000000000 - message header indicating message length 1452
 898                 // 0300ff - inbound read from peer id 0 of len 255
 899                 // 0080 3d00000000000000000000000000000000000000000000000000000000000000 0000000000000001 0000000000003e80 ff00000000000000000000000000000000000000000000000000000000000000 000003f0 00 030000000000000000000000000000000000000000000000000000000000000555 11 020203e8 0401a0 060800000e0000010000 0a00000000000000000000000000000000000000000000000000000000000000 ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff - beginning of update_add_htlc from 0 to 1 via client
 900                 // 0300ff - inbound read from peer id 0 of len 255
 901                 // ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff
 902                 // 0300ff - inbound read from peer id 0 of len 255
 903                 // ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff
 904                 // 0300ff - inbound read from peer id 0 of len 255
 905                 // ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff
 906                 // 0300ff - inbound read from peer id 0 of len 255
 907                 // ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff
 908                 // 0300c1 - inbound read from peer id 0 of len 193
 909                 // ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff ab00000000000000000000000000000000000000000000000000000000000000 03000000000000000000000000000000 - end of update_add_htlc from 0 to 1 via client and mac
 910                 //
 911                 // - now respond to the update_fulfill_htlc+commitment_signed messages the client sent to peer 0
 912                 // 030012 - inbound read from peer id 0 of len 18
 913                 // 0063 03000000000000000000000000000000 - message header indicating message length 99
 914                 // 030073 - inbound read from peer id 0 of len 115
 915                 // 0085 3d00000000000000000000000000000000000000000000000000000000000000 0800000000000000000000000000000000000000000000000000000000000000 020a00000000000000000000000000000000000000000000000000000000000000 03000000000000000000000000000000 - revoke_and_ack and mac
 916                 // - client should now respond with revoke_and_ack and commitment_signed (CHECK 5/6 duplicates)
 917                 //
 918                 // 030012 - inbound read from peer id 0 of len 18
 919                 // 0064 03000000000000000000000000000000 - message header indicating message length 100
 920                 // 030074 - inbound read from peer id 0 of len 116
 921                 // 0084 3d00000000000000000000000000000000000000000000000000000000000000 00000000000000000000000000000000000000000000000000000000000000c30100000000000000000000000000000000000000000000000000000000000000 0000 03000000000000000000000000000000 - commitment_signed and mac
 922                 //
 923                 // 030012 - inbound read from peer id 0 of len 18
 924                 // 0063 03000000000000000000000000000000 - message header indicating message length 99
 925                 // 030073 - inbound read from peer id 0 of len 115
 926                 // 0085 3d00000000000000000000000000000000000000000000000000000000000000 0b00000000000000000000000000000000000000000000000000000000000000 020d00000000000000000000000000000000000000000000000000000000000000 03000000000000000000000000000000 - revoke_and_ack and mac
 927                 //
 928                 // 07 - process the now-pending HTLC forward
 929                 // - client now sends id 1 update_add_htlc and commitment_signed (CHECK 7 duplicate)
 930                 // - we respond with revoke_and_ack, then commitment_signed, then update_fail_htlc
 931                 //
 932                 // 030112 - inbound read from peer id 1 of len 18
 933                 // 0064 01000000000000000000000000000000 - message header indicating message length 100
 934                 // 030174 - inbound read from peer id 1 of len 116
 935                 // 0084 3a00000000000000000000000000000000000000000000000000000000000000 00000000000000000000000000000000000000000000000000000000000000390001000000000000000000000000000000000000000000000000000000000000 0000 01000000000000000000000000000000 - commitment_signed and mac
 936                 //
 937                 // 030112 - inbound read from peer id 1 of len 18
 938                 // 0063 01000000000000000000000000000000 - message header indicating message length 99
 939                 // 030173 - inbound read from peer id 1 of len 115
 940                 // 0085 3a00000000000000000000000000000000000000000000000000000000000000 6400000000000000000000000000000000000000000000000000000000000000 027000000000000000000000000000000000000000000000000000000000000000 01000000000000000000000000000000 - revoke_and_ack and mac
 941                 //
 942                 // 030112 - inbound read from peer id 1 of len 18
 943                 // 002c 01000000000000000000000000000000 - message header indicating message length 44
 944                 // 03013c - inbound read from peer id 1 of len 60
 945                 // 0083 3a00000000000000000000000000000000000000000000000000000000000000 0000000000000001 0000 01000000000000000000000000000000 - update_fail_htlc and mac
 946                 //
 947                 // 030112 - inbound read from peer id 1 of len 18
 948                 // 0064 01000000000000000000000000000000 - message header indicating message length 100
 949                 // 030174 - inbound read from peer id 1 of len 116
 950                 // 0084 3a00000000000000000000000000000000000000000000000000000000000000 00000000000000000000000000000000000000000000000000000000000000390001000000000000000000000000000000000000000000000000000000000000 0000 01000000000000000000000000000000 - commitment_signed and mac
 951                 //
 952                 // 030112 - inbound read from peer id 1 of len 18
 953                 // 0063 01000000000000000000000000000000 - message header indicating message length 99
 954                 // 030173 - inbound read from peer id 1 of len 115
 955                 // 0085 3a00000000000000000000000000000000000000000000000000000000000000 6500000000000000000000000000000000000000000000000000000000000000 027100000000000000000000000000000000000000000000000000000000000000 01000000000000000000000000000000 - revoke_and_ack and mac
 956                 //
 957                 // 07 - process the now-pending HTLC forward
 958                 // - client now sends id 0 update_fail_htlc and commitment_signed (CHECK 9)
 959                 // - now respond to the update_fail_htlc+commitment_signed messages the client sent to peer 0
 960                 //
 961                 // 030012 - inbound read from peer id 0 of len 18
 962                 // 0063 03000000000000000000000000000000 - message header indicating message length 99
 963                 // 030073 - inbound read from peer id 0 of len 115
 964                 // 0085 3d00000000000000000000000000000000000000000000000000000000000000 0a00000000000000000000000000000000000000000000000000000000000000 020c00000000000000000000000000000000000000000000000000000000000000 03000000000000000000000000000000 - revoke_and_ack and mac
 965                 //
 966                 // 030012 - inbound read from peer id 0 of len 18
 967                 // 0064 03000000000000000000000000000000 - message header indicating message length 100
 968                 // 030074 - inbound read from peer id 0 of len 116
 969                 // 0084 3d00000000000000000000000000000000000000000000000000000000000000 00000000000000000000000000000000000000000000000000000000000000320100000000000000000000000000000000000000000000000000000000000000 0000 03000000000000000000000000000000 - commitment_signed and mac
 970                 // - client should now respond with revoke_and_ack (CHECK 5 duplicate)
 971                 //
 972                 // 030012 - inbound read from peer id 0 of len 18
 973                 // 05ac 03000000000000000000000000000000 - message header indicating message length 1452
 974                 // 0300ff - inbound read from peer id 0 of len 255
 975                 // 0080 3d00000000000000000000000000000000000000000000000000000000000000 0000000000000002 00000000000b0838 ff00000000000000000000000000000000000000000000000000000000000000 000003f0 00 030000000000000000000000000000000000000000000000000000000000000555 12 02030927c0 0401a0 060800000e0000010000 0a00000000000000000000000000000000000000000000000000000000000000 ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff - beginning of update_add_htlc from 0 to 1 via client
 976                 // 0300ff - inbound read from peer id 0 of len 255
 977                 // ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff
 978                 // 0300ff - inbound read from peer id 0 of len 255
 979                 // ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff
 980                 // 0300ff - inbound read from peer id 0 of len 255
 981                 // ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff
 982                 // 0300ff - inbound read from peer id 0 of len 255
 983                 // ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff
 984                 // 0300c1 - inbound read from peer id 0 of len 193
 985                 // ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff 5300000000000000000000000000000000000000000000000000000000000000 03000000000000000000000000000000 - end of update_add_htlc from 0 to 1 via client and mac
 986                 //
 987                 // 030012 - inbound read from peer id 0 of len 18
 988                 // 00a4 03000000000000000000000000000000 - message header indicating message length 164
 989                 // 0300b4 - inbound read from peer id 0 of len 180
 990                 // 0084 3d00000000000000000000000000000000000000000000000000000000000000 00000000000000000000000000000000000000000000000000000000000000750100000000000000000000000000000000000000000000000000000000000000 0001 00000000000000000000000000000000000000000000000000000000000000670500000000000000000000000000000000000000000000000000000000000006 03000000000000000000000000000000 - commitment_signed and mac
 991                 // - client should now respond with revoke_and_ack and commitment_signed (CHECK 5/6 duplicates)
 992                 //
 993                 // 030012 - inbound read from peer id 0 of len 18
 994                 // 0063 03000000000000000000000000000000 - message header indicating message length 99
 995                 // 030073 - inbound read from peer id 0 of len 115
 996                 // 0085 3d00000000000000000000000000000000000000000000000000000000000000 0d00000000000000000000000000000000000000000000000000000000000000 020f00000000000000000000000000000000000000000000000000000000000000 03000000000000000000000000000000 - revoke_and_ack and mac
 997                 //
 998                 // 07 - process the now-pending HTLC forward
 999                 // - client now sends id 1 update_add_htlc and commitment_signed (CHECK 7 duplicate)
1000                 //
1001                 // 0c007d - connect a block with one transaction of len 125
1002                 // 02000000013a000000000000000000000000000000000000000000000000000000000000000000000000000000800258020000000000002200204b0000000000000000000000000000000000000000000000000000000000000014c0000000000000160014280000000000000000000000000000000000000005000020 - the commitment transaction for channel 3f00000000000000000000000000000000000000000000000000000000000000
1003                 //
1004                 // 0c005e - connect a block with one transaction of len 94
1005                 // 0200000001730000000000000000000000000000000000000000000000000000000000000000000000000000000001a701000000000000220020b20000000000000000000000000000000000000000000000000000000000000000000000 - the HTLC timeout transaction
1006                 // 0c0000 - connect a block with no transactions
1007                 // 0c0000 - connect a block with no transactions
1008                 // 0c0000 - connect a block with no transactions
1009                 // 0c0000 - connect a block with no transactions
1010                 // 0c0000 - connect a block with no transactions
1011                 //
1012                 // 07 - process the now-pending HTLC forward
1013                 // - client now fails the HTLC backwards as it was unable to extract the payment preimage (CHECK 9 duplicate and CHECK 10)
1014
1015                 let logger = Arc::new(TrackingLogger { lines: Mutex::new(HashMap::new()) });
1016                 super::do_test(&::hex::decode("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1017
1018                 let log_entries = logger.lines.lock().unwrap();
1019                 assert_eq!(log_entries.get(&("lightning::ln::peer_handler".to_string(), "Handling SendAcceptChannel event in peer_handler for node 030000000000000000000000000000000000000000000000000000000000000002 for channel ff4f00f805273c1b203bb5ebf8436bfde57b3be8c2f5e95d9491dbb181909679".to_string())), Some(&1)); // 1
1020                 assert_eq!(log_entries.get(&("lightning::ln::peer_handler".to_string(), "Handling SendFundingSigned event in peer_handler for node 030000000000000000000000000000000000000000000000000000000000000002 for channel 3d00000000000000000000000000000000000000000000000000000000000000".to_string())), Some(&1)); // 2
1021                 assert_eq!(log_entries.get(&("lightning::ln::peer_handler".to_string(), "Handling SendChannelReady event in peer_handler for node 030000000000000000000000000000000000000000000000000000000000000002 for channel 3d00000000000000000000000000000000000000000000000000000000000000".to_string())), Some(&1)); // 3
1022                 assert_eq!(log_entries.get(&("lightning::ln::peer_handler".to_string(), "Handling SendChannelReady event in peer_handler for node 030200000000000000000000000000000000000000000000000000000000000000 for channel 3a00000000000000000000000000000000000000000000000000000000000000".to_string())), Some(&1)); // 4
1023                 assert_eq!(log_entries.get(&("lightning::ln::peer_handler".to_string(), "Handling SendRevokeAndACK event in peer_handler for node 030000000000000000000000000000000000000000000000000000000000000002 for channel 3d00000000000000000000000000000000000000000000000000000000000000".to_string())), Some(&4)); // 5
1024                 assert_eq!(log_entries.get(&("lightning::ln::peer_handler".to_string(), "Handling UpdateHTLCs event in peer_handler for node 030000000000000000000000000000000000000000000000000000000000000002 with 0 adds, 0 fulfills, 0 fails for channel 3d00000000000000000000000000000000000000000000000000000000000000".to_string())), Some(&3)); // 6
1025                 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 3a00000000000000000000000000000000000000000000000000000000000000".to_string())), Some(&3)); // 7
1026                 assert_eq!(log_entries.get(&("lightning::ln::peer_handler".to_string(), "Handling UpdateHTLCs event in peer_handler for node 030000000000000000000000000000000000000000000000000000000000000002 with 0 adds, 1 fulfills, 0 fails for channel 3d00000000000000000000000000000000000000000000000000000000000000".to_string())), Some(&1)); // 8
1027                 assert_eq!(log_entries.get(&("lightning::ln::peer_handler".to_string(), "Handling UpdateHTLCs event in peer_handler for node 030000000000000000000000000000000000000000000000000000000000000002 with 0 adds, 0 fulfills, 1 fails for channel 3d00000000000000000000000000000000000000000000000000000000000000".to_string())), Some(&2)); // 9
1028                 assert_eq!(log_entries.get(&("lightning::chain::channelmonitor".to_string(), "Input spending counterparty commitment tx (0000000000000000000000000000000000000000000000000000000000000073:0) in 0000000000000000000000000000000000000000000000000000000000000067 resolves outbound HTLC with payment hash ff00000000000000000000000000000000000000000000000000000000000000 with timeout".to_string())), Some(&1)); // 10
1029         }
1030 }