rust-lightning/fuzz/fuzz_targets/full_stack_target.rs
Matt Corallo 2c8bc3c64e Correct input comparison for input-subset RBF bump creation
This resolves a regression introduced in "Implement bumping engine in
ChannelMonitor::block_connected" in which not all inputs are checked.
Several opportunities to clarify and clean up comments are also taken.

Fix test_bump_penalty_txn_on_revoked_htlcs as now remote claim txn
build the same way than us are going to be register as cleaning
pending_claim_request after ANTI_REORG_DELAY. It means during this
delay we are going to generate invalid bumped claiming txn on
already claimed outpoints. Previously these txn weren't issued
because all their outpoints would have been removed.

Fix full_stack_target by adding more input for FuzzEstimator
2019-12-10 17:42:40 -05:00

896 lines
73 KiB
Rust

//! Test that no series of bytes received over the wire/connections created/payments sent can
//! result in a crash. We do this by standing up a node and then reading bytes from input to denote
//! actions such as creating new inbound/outbound connections, bytes to be read from a connection,
//! or payments to send/ways to handle events generated.
//! This test has been very useful, though due to its complexity good starting inputs are critical.
//Uncomment this for libfuzzer builds:
//#![no_main]
extern crate bitcoin;
extern crate bitcoin_hashes;
extern crate lightning;
extern crate secp256k1;
use bitcoin::blockdata::block::BlockHeader;
use bitcoin::blockdata::transaction::{Transaction, TxOut};
use bitcoin::blockdata::script::{Builder, Script};
use bitcoin::blockdata::opcodes;
use bitcoin::consensus::encode::deserialize;
use bitcoin::network::constants::Network;
use bitcoin::util::hash::BitcoinHash;
use bitcoin_hashes::Hash as TraitImport;
use bitcoin_hashes::HashEngine as TraitImportEngine;
use bitcoin_hashes::sha256::Hash as Sha256;
use bitcoin_hashes::hash160::Hash as Hash160;
use bitcoin_hashes::sha256d::Hash as Sha256dHash;
use lightning::chain::chaininterface::{BroadcasterInterface,ConfirmationTarget,ChainListener,FeeEstimator,ChainWatchInterfaceUtil};
use lightning::chain::transaction::OutPoint;
use lightning::chain::keysinterface::{ChannelKeys, KeysInterface};
use lightning::ln::channelmonitor;
use lightning::ln::channelmanager::{ChannelManager, PaymentHash, PaymentPreimage};
use lightning::ln::peer_handler::{MessageHandler,PeerManager,SocketDescriptor};
use lightning::ln::router::Router;
use lightning::util::events::{EventsProvider,Event};
use lightning::util::logger::Logger;
use lightning::util::config::UserConfig;
mod utils;
use utils::test_logger;
use secp256k1::key::{PublicKey,SecretKey};
use secp256k1::Secp256k1;
use std::cell::RefCell;
use std::collections::{HashMap, hash_map};
use std::cmp;
use std::hash::Hash;
use std::sync::Arc;
use std::sync::atomic::{AtomicU64,AtomicUsize,Ordering};
#[inline]
pub fn slice_to_be16(v: &[u8]) -> u16 {
((v[0] as u16) << 8*1) |
((v[1] as u16) << 8*0)
}
#[inline]
pub fn slice_to_be24(v: &[u8]) -> u32 {
((v[0] as u32) << 8*2) |
((v[1] as u32) << 8*1) |
((v[2] as u32) << 8*0)
}
#[inline]
pub fn slice_to_be32(v: &[u8]) -> u32 {
((v[0] as u32) << 8*3) |
((v[1] as u32) << 8*2) |
((v[2] as u32) << 8*1) |
((v[3] as u32) << 8*0)
}
#[inline]
pub fn be64_to_array(u: u64) -> [u8; 8] {
let mut v = [0; 8];
v[0] = ((u >> 8*7) & 0xff) as u8;
v[1] = ((u >> 8*6) & 0xff) as u8;
v[2] = ((u >> 8*5) & 0xff) as u8;
v[3] = ((u >> 8*4) & 0xff) as u8;
v[4] = ((u >> 8*3) & 0xff) as u8;
v[5] = ((u >> 8*2) & 0xff) as u8;
v[6] = ((u >> 8*1) & 0xff) as u8;
v[7] = ((u >> 8*0) & 0xff) as u8;
v
}
struct InputData {
data: Vec<u8>,
read_pos: AtomicUsize,
}
impl InputData {
fn get_slice(&self, len: usize) -> Option<&[u8]> {
let old_pos = self.read_pos.fetch_add(len, Ordering::AcqRel);
if self.data.len() < old_pos + len {
return None;
}
Some(&self.data[old_pos..old_pos + len])
}
}
struct FuzzEstimator {
input: Arc<InputData>,
}
impl FeeEstimator for FuzzEstimator {
fn get_est_sat_per_1000_weight(&self, _: ConfirmationTarget) -> u64 {
//TODO: We should actually be testing at least much more than 64k...
match self.input.get_slice(2) {
Some(slice) => cmp::max(slice_to_be16(slice) as u64, 253),
None => 0
}
}
}
struct TestBroadcaster {}
impl BroadcasterInterface for TestBroadcaster {
fn broadcast_transaction(&self, _tx: &Transaction) {}
}
#[derive(Clone)]
struct Peer<'a> {
id: u8,
peers_connected: &'a RefCell<[bool; 256]>,
}
impl<'a> SocketDescriptor for Peer<'a> {
fn send_data(&mut self, data: &[u8], _resume_read: bool) -> usize {
data.len()
}
fn disconnect_socket(&mut self) {
assert!(self.peers_connected.borrow()[self.id as usize]);
self.peers_connected.borrow_mut()[self.id as usize] = false;
}
}
impl<'a> PartialEq for Peer<'a> {
fn eq(&self, other: &Self) -> bool {
self.id == other.id
}
}
impl<'a> Eq for Peer<'a> {}
impl<'a> Hash for Peer<'a> {
fn hash<H : std::hash::Hasher>(&self, h: &mut H) {
self.id.hash(h)
}
}
struct MoneyLossDetector<'a, 'b> {
manager: Arc<ChannelManager<'b>>,
monitor: Arc<channelmonitor::SimpleManyChannelMonitor<OutPoint>>,
handler: PeerManager<Peer<'a>>,
peers: &'a RefCell<[bool; 256]>,
funding_txn: Vec<Transaction>,
txids_confirmed: HashMap<Sha256dHash, usize>,
header_hashes: Vec<Sha256dHash>,
height: usize,
max_height: usize,
blocks_connected: u32,
}
impl<'a, 'b> MoneyLossDetector<'a, 'b> {
pub fn new(peers: &'a RefCell<[bool; 256]>, manager: Arc<ChannelManager<'b>>, monitor: Arc<channelmonitor::SimpleManyChannelMonitor<OutPoint>>, handler: PeerManager<Peer<'a>>) -> Self {
MoneyLossDetector {
manager,
monitor,
handler,
peers,
funding_txn: Vec::new(),
txids_confirmed: HashMap::new(),
header_hashes: vec![Default::default()],
height: 0,
max_height: 0,
blocks_connected: 0,
}
}
fn connect_block(&mut self, all_txn: &[Transaction]) {
let mut txn = Vec::with_capacity(all_txn.len());
let mut txn_idxs = Vec::with_capacity(all_txn.len());
for (idx, tx) in all_txn.iter().enumerate() {
let txid = tx.txid();
match self.txids_confirmed.entry(txid) {
hash_map::Entry::Vacant(e) => {
e.insert(self.height);
txn.push(tx);
txn_idxs.push(idx as u32 + 1);
},
_ => {},
}
}
let header = BlockHeader { version: 0x20000000, prev_blockhash: self.header_hashes[self.height], merkle_root: Default::default(), time: self.blocks_connected, bits: 42, nonce: 42 };
self.height += 1;
self.blocks_connected += 1;
self.manager.block_connected(&header, self.height as u32, &txn[..], &txn_idxs[..]);
(*self.monitor).block_connected(&header, self.height as u32, &txn[..], &txn_idxs[..]);
if self.header_hashes.len() > self.height {
self.header_hashes[self.height] = header.bitcoin_hash();
} else {
assert_eq!(self.header_hashes.len(), self.height);
self.header_hashes.push(header.bitcoin_hash());
}
self.max_height = cmp::max(self.height, self.max_height);
}
fn disconnect_block(&mut self) {
if self.height > 0 && (self.max_height < 6 || self.height >= self.max_height - 6) {
self.height -= 1;
let header = BlockHeader { version: 0x20000000, prev_blockhash: self.header_hashes[self.height], merkle_root: Default::default(), time: 42, bits: 42, nonce: 42 };
self.manager.block_disconnected(&header, self.height as u32);
self.monitor.block_disconnected(&header, self.height as u32);
let removal_height = self.height;
self.txids_confirmed.retain(|_, height| {
removal_height != *height
});
}
}
}
impl<'a, 'b> Drop for MoneyLossDetector<'a, 'b> {
fn drop(&mut self) {
if !::std::thread::panicking() {
// Disconnect all peers
for (idx, peer) in self.peers.borrow().iter().enumerate() {
if *peer {
self.handler.disconnect_event(&Peer{id: idx as u8, peers_connected: &self.peers});
}
}
// Force all channels onto the chain (and time out claim txn)
self.manager.force_close_all_channels();
}
}
}
struct KeyProvider {
node_secret: SecretKey,
counter: AtomicU64,
}
impl KeysInterface for KeyProvider {
fn get_node_secret(&self) -> SecretKey {
self.node_secret.clone()
}
fn get_destination_script(&self) -> Script {
let secp_ctx = Secp256k1::signing_only();
let channel_monitor_claim_key = SecretKey::from_slice(&hex::decode("0fffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff").unwrap()[..]).unwrap();
let our_channel_monitor_claim_key_hash = <Hash160 as bitcoin_hashes::Hash>::hash(&PublicKey::from_secret_key(&secp_ctx, &channel_monitor_claim_key).serialize());
Builder::new().push_opcode(opcodes::all::OP_PUSHBYTES_0).push_slice(&our_channel_monitor_claim_key_hash[..]).into_script()
}
fn get_shutdown_pubkey(&self) -> PublicKey {
let secp_ctx = Secp256k1::signing_only();
PublicKey::from_secret_key(&secp_ctx, &SecretKey::from_slice(&[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]).unwrap())
}
fn get_channel_keys(&self, inbound: bool) -> ChannelKeys {
let ctr = self.counter.fetch_add(1, Ordering::Relaxed) as u8;
if inbound {
ChannelKeys {
funding_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, 1, ctr]).unwrap(),
revocation_base_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, 2, ctr]).unwrap(),
payment_base_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, 3, ctr]).unwrap(),
delayed_payment_base_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, 4, ctr]).unwrap(),
htlc_base_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, 5, ctr]).unwrap(),
commitment_seed: [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],
}
} else {
ChannelKeys {
funding_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, 7, ctr]).unwrap(),
revocation_base_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, 8, ctr]).unwrap(),
payment_base_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, 9, ctr]).unwrap(),
delayed_payment_base_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, 10, ctr]).unwrap(),
htlc_base_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, 11, ctr]).unwrap(),
commitment_seed: [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],
}
}
}
fn get_onion_rand(&self) -> (SecretKey, [u8; 32]) {
let ctr = self.counter.fetch_add(1, Ordering::Relaxed) as u8;
(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, 13, ctr]).unwrap(),
[0; 32])
}
fn get_channel_id(&self) -> [u8; 32] {
let ctr = self.counter.fetch_add(1, Ordering::Relaxed);
[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
(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]
}
}
#[inline]
pub fn do_test(data: &[u8], logger: &Arc<dyn Logger>) {
let input = Arc::new(InputData {
data: data.to_vec(),
read_pos: AtomicUsize::new(0),
});
let fee_est = Arc::new(FuzzEstimator {
input: input.clone(),
});
macro_rules! get_slice {
($len: expr) => {
match input.get_slice($len as usize) {
Some(slice) => slice,
None => return,
}
}
}
macro_rules! get_pubkey {
() => {
match PublicKey::from_slice(get_slice!(33)) {
Ok(key) => key,
Err(_) => return,
}
}
}
let our_network_key = match SecretKey::from_slice(get_slice!(32)) {
Ok(key) => key,
Err(_) => return,
};
let watch = Arc::new(ChainWatchInterfaceUtil::new(Network::Bitcoin, Arc::clone(&logger)));
let broadcast = Arc::new(TestBroadcaster{});
let monitor = channelmonitor::SimpleManyChannelMonitor::new(watch.clone(), broadcast.clone(), Arc::clone(&logger), fee_est.clone());
let keys_manager = Arc::new(KeyProvider { node_secret: our_network_key.clone(), counter: AtomicU64::new(0) });
let mut config = UserConfig::default();
config.channel_options.fee_proportional_millionths = slice_to_be32(get_slice!(4));
config.channel_options.announced_channel = get_slice!(1)[0] != 0;
config.peer_channel_config_limits.min_dust_limit_satoshis = 0;
let channelmanager = ChannelManager::new(Network::Bitcoin, fee_est.clone(), monitor.clone(), broadcast.clone(), Arc::clone(&logger), keys_manager.clone(), config, 0).unwrap();
let router = Arc::new(Router::new(PublicKey::from_secret_key(&Secp256k1::signing_only(), &keys_manager.get_node_secret()), watch.clone(), Arc::clone(&logger)));
let peers = RefCell::new([false; 256]);
let mut loss_detector = MoneyLossDetector::new(&peers, channelmanager.clone(), monitor.clone(), PeerManager::new(MessageHandler {
chan_handler: channelmanager.clone(),
route_handler: router.clone(),
}, our_network_key, &[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 15, 0], Arc::clone(&logger)));
let mut should_forward = false;
let mut payments_received: Vec<(PaymentHash, u64)> = Vec::new();
let mut payments_sent = 0;
let mut pending_funding_generation: Vec<([u8; 32], u64, Script)> = Vec::new();
let mut pending_funding_signatures = HashMap::new();
let mut pending_funding_relay = Vec::new();
loop {
match get_slice!(1)[0] {
0 => {
let mut new_id = 0;
for i in 1..256 {
if !peers.borrow()[i-1] {
new_id = i;
break;
}
}
if new_id == 0 { return; }
loss_detector.handler.new_outbound_connection(get_pubkey!(), Peer{id: (new_id - 1) as u8, peers_connected: &peers}).unwrap();
peers.borrow_mut()[new_id - 1] = true;
},
1 => {
let mut new_id = 0;
for i in 1..256 {
if !peers.borrow()[i-1] {
new_id = i;
break;
}
}
if new_id == 0 { return; }
loss_detector.handler.new_inbound_connection(Peer{id: (new_id - 1) as u8, peers_connected: &peers}).unwrap();
peers.borrow_mut()[new_id - 1] = true;
},
2 => {
let peer_id = get_slice!(1)[0];
if !peers.borrow()[peer_id as usize] { return; }
loss_detector.handler.disconnect_event(&Peer{id: peer_id, peers_connected: &peers});
peers.borrow_mut()[peer_id as usize] = false;
},
3 => {
let peer_id = get_slice!(1)[0];
if !peers.borrow()[peer_id as usize] { return; }
match loss_detector.handler.read_event(&mut Peer{id: peer_id, peers_connected: &peers}, get_slice!(get_slice!(1)[0]).to_vec()) {
Ok(res) => assert!(!res),
Err(_) => { peers.borrow_mut()[peer_id as usize] = false; }
}
},
4 => {
let value = slice_to_be24(get_slice!(3)) as u64;
let route = match router.get_route(&get_pubkey!(), None, &Vec::new(), value, 42) {
Ok(route) => route,
Err(_) => return,
};
let mut payment_hash = PaymentHash([0; 32]);
payment_hash.0[0..8].copy_from_slice(&be64_to_array(payments_sent));
let mut sha = Sha256::engine();
sha.input(&payment_hash.0[..]);
payment_hash.0 = Sha256::from_engine(sha).into_inner();
payments_sent += 1;
match channelmanager.send_payment(route, payment_hash) {
Ok(_) => {},
Err(_) => return,
}
},
5 => {
let peer_id = get_slice!(1)[0];
if !peers.borrow()[peer_id as usize] { return; }
let their_key = get_pubkey!();
let chan_value = slice_to_be24(get_slice!(3)) as u64;
let push_msat_value = slice_to_be24(get_slice!(3)) as u64;
if channelmanager.create_channel(their_key, chan_value, push_msat_value, 0).is_err() { return; }
},
6 => {
let mut channels = channelmanager.list_channels();
let channel_id = get_slice!(1)[0] as usize;
if channel_id >= channels.len() { return; }
channels.sort_by(|a, b| { a.channel_id.cmp(&b.channel_id) });
if channelmanager.close_channel(&channels[channel_id].channel_id).is_err() { return; }
},
7 => {
if should_forward {
channelmanager.process_pending_htlc_forwards();
should_forward = false;
}
},
8 => {
for (payment, amt) in payments_received.drain(..) {
// SHA256 is defined as XOR of all input bytes placed in the first byte, and 0s
// for the remaining bytes. Thus, if not all remaining bytes are 0s we cannot
// fulfill this HTLC, but if they are, we can just take the first byte and
// place that anywhere in our preimage.
if &payment.0[1..] != &[0; 31] {
channelmanager.fail_htlc_backwards(&payment);
} else {
let mut payment_preimage = PaymentPreimage([0; 32]);
payment_preimage.0[0] = payment.0[0];
channelmanager.claim_funds(payment_preimage, amt);
}
}
},
9 => {
for (payment, _) in payments_received.drain(..) {
channelmanager.fail_htlc_backwards(&payment);
}
},
10 => {
'outer_loop: for funding_generation in pending_funding_generation.drain(..) {
let mut tx = Transaction { version: 0, lock_time: 0, input: Vec::new(), output: vec![TxOut {
value: funding_generation.1, script_pubkey: funding_generation.2,
}] };
let funding_output = 'search_loop: loop {
let funding_txid = tx.txid();
if let None = loss_detector.txids_confirmed.get(&funding_txid) {
let outpoint = OutPoint::new(funding_txid, 0);
for chan in channelmanager.list_channels() {
if chan.channel_id == outpoint.to_channel_id() {
tx.version += 1;
continue 'search_loop;
}
}
break outpoint;
}
tx.version += 1;
if tx.version > 0xff {
continue 'outer_loop;
}
};
channelmanager.funding_transaction_generated(&funding_generation.0, funding_output.clone());
pending_funding_signatures.insert(funding_output, tx);
}
},
11 => {
if !pending_funding_relay.is_empty() {
loss_detector.connect_block(&pending_funding_relay[..]);
for _ in 2..100 {
loss_detector.connect_block(&[]);
}
}
for tx in pending_funding_relay.drain(..) {
loss_detector.funding_txn.push(tx);
}
},
12 => {
let txlen = slice_to_be16(get_slice!(2));
if txlen == 0 {
loss_detector.connect_block(&[]);
} else {
let txres: Result<Transaction, _> = deserialize(get_slice!(txlen));
if let Ok(tx) = txres {
loss_detector.connect_block(&[tx]);
} else {
return;
}
}
},
13 => {
loss_detector.disconnect_block();
},
14 => {
let mut channels = channelmanager.list_channels();
let channel_id = get_slice!(1)[0] as usize;
if channel_id >= channels.len() { return; }
channels.sort_by(|a, b| { a.channel_id.cmp(&b.channel_id) });
channelmanager.force_close_channel(&channels[channel_id].channel_id);
},
_ => return,
}
loss_detector.handler.process_events();
for event in loss_detector.manager.get_and_clear_pending_events() {
match event {
Event::FundingGenerationReady { temporary_channel_id, channel_value_satoshis, output_script, .. } => {
pending_funding_generation.push((temporary_channel_id, channel_value_satoshis, output_script));
},
Event::FundingBroadcastSafe { funding_txo, .. } => {
pending_funding_relay.push(pending_funding_signatures.remove(&funding_txo).unwrap());
},
Event::PaymentReceived { payment_hash, amt } => {
//TODO: enhance by fetching random amounts from fuzz input?
payments_received.push((payment_hash, amt));
},
Event::PaymentSent {..} => {},
Event::PaymentFailed {..} => {},
Event::PendingHTLCsForwardable {..} => {
should_forward = true;
},
Event::SpendableOutputs {..} => {},
}
}
}
}
#[cfg(feature = "afl")]
#[macro_use] extern crate afl;
#[cfg(feature = "afl")]
fn main() {
fuzz!(|data| {
let logger: Arc<Logger> = Arc::new(test_logger::TestLogger::new("".to_owned()));
do_test(data, &logger);
});
}
#[cfg(feature = "honggfuzz")]
#[macro_use] extern crate honggfuzz;
#[cfg(feature = "honggfuzz")]
fn main() {
loop {
fuzz!(|data| {
let logger: Arc<Logger> = Arc::new(test_logger::TestLogger::new("".to_owned()));
do_test(data, &logger);
});
}
}
#[cfg(feature = "libfuzzer_fuzz")]
#[macro_use] extern crate libfuzzer_sys;
#[cfg(feature = "libfuzzer_fuzz")]
fuzz_target!(|data: &[u8]| {
let logger: Arc<Logger> = Arc::new(test_logger::TestLogger::new("".to_owned()));
do_test(data, &logger);
});
extern crate hex;
#[cfg(test)]
mod tests {
use utils::test_logger;
use lightning::util::logger::{Logger, Record};
use std::collections::HashMap;
use std::sync::{Arc, Mutex};
#[test]
fn duplicate_crash() {
let logger: Arc<dyn Logger> = Arc::new(test_logger::TestLogger::new("".to_owned()));
super::do_test(&::hex::decode("00").unwrap(), &logger);
}
struct TrackingLogger {
/// (module, message) -> count
pub lines: Mutex<HashMap<(String, String), usize>>,
}
impl Logger for TrackingLogger {
fn log(&self, record: &Record) {
*self.lines.lock().unwrap().entry((record.module_path.to_string(), format!("{}", record.args))).or_insert(0) += 1;
println!("{:<5} [{} : {}, {}] {}", record.level.to_string(), record.module_path, record.file, record.line, record.args);
}
}
#[test]
fn test_no_existing_test_breakage() {
// To avoid accidentally causing all existing fuzz test cases to be useless by making minor
// changes (such as requesting feerate info in a new place), we run a pretty full
// step-through with two peers and HTLC forwarding here. Obviously this is pretty finicky,
// so this should be updated pretty liberally, but at least we'll know when changes occur.
// If nothing else, this test serves as a pretty great initial full_stack_target seed.
// What each byte represents is broken down below, and then everything is concatenated into
// one large test at the end (you want %s/ -.*//g %s/\n\| \|\t\|\///g).
// Following BOLT 8, lightning message on the wire are: 2-byte encrypted message length +
// 16-byte MAC of the encrypted message length + encrypted Lightning message + 16-byte MAC
// of the Lightning message
// I.e 2nd inbound read, len 18 : 0006 (encrypted message length) + 03000000000000000000000000000000 (MAC of the encrypted message length)
// Len 22 : 0010 00000000 (encrypted lightning message) + 03000000000000000000000000000000 (MAC of the Lightning message)
// Writing new code generating transactions and see a new failure ? Don't forget to add input for the FuzzEstimator !
// 0000000000000000000000000000000000000000000000000000000000000000 - our network key
// 00000000 - fee_proportional_millionths
// 01 - announce_channels_publicly
//
// 00 - new outbound connection with id 0
// 030000000000000000000000000000000000000000000000000000000000000000 - peer's pubkey
// 030032 - inbound read from peer id 0 of len 50
// 00 030000000000000000000000000000000000000000000000000000000000000000 03000000000000000000000000000000 - noise act two (0||pubkey||mac)
//
// 030012 - inbound read from peer id 0 of len 18
// 0006 03000000000000000000000000000000 - message header indicating message length 6
// 030016 - inbound read from peer id 0 of len 22
// 0010 00000000 03000000000000000000000000000000 - init message with no features (type 16) and mac
//
// 030012 - inbound read from peer id 0 of len 18
// 0141 03000000000000000000000000000000 - message header indicating message length 321
// 0300fe - inbound read from peer id 0 of len 254
// 0020 7500000000000000000000000000000000000000000000000000000000000000 ff4f00f805273c1b203bb5ebf8436bfde57b3be8c2f5e95d9491dbb181909679 000000000000c350 0000000000000000 0000000000000222 ffffffffffffffff 0000000000000222 0000000000000000 000000fd 0006 01e3 030000000000000000000000000000000000000000000000000000000000000001 030000000000000000000000000000000000000000000000000000000000000002 030000000000000000000000000000000000000000000000000000000000000003 030000000000000000000000000000000000000000000000000000000000000004 - beginning of open_channel message
// 030053 - inbound read from peer id 0 of len 83
// 030000000000000000000000000000000000000000000000000000000000000005 030000000000000000000000000000000000000000000000000000000000000000 01 03000000000000000000000000000000 - rest of open_channel and mac
//
// 00fd00fd00fd - Three feerate requests (all returning min feerate, which our open_channel also uses) (gonna be ingested by FuzzEstimator)
// - client should now respond with accept_channel (CHECK 1: type 33 to peer 03000000)
//
// 030012 - inbound read from peer id 0 of len 18
// 0084 03000000000000000000000000000000 - message header indicating message length 132
// 030094 - inbound read from peer id 0 of len 148
// 0022 ff4f00f805273c1b203bb5ebf8436bfde57b3be8c2f5e95d9491dbb181909679 3d00000000000000000000000000000000000000000000000000000000000000 0000 5c000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000001 03000000000000000000000000000000 - funding_created and mac
// - client should now respond with funding_signed (CHECK 2: type 35 to peer 03000000)
//
// 0c005e - connect a block with one transaction of len 94
// 020000000100000000000000000000000000000000000000000000000000000000000000000000000000ffffffff0150c3000000000000220020ae0000000000000000000000000000000000000000000000000000000000000000000000 - the funding transaction
// 0c0000 - connect a block with no transactions
// 0c0000 - connect a block with no transactions
// 0c0000 - connect a block with no transactions
// 0c0000 - connect a block with no transactions
// 0c0000 - connect a block with no transactions
// 0c0000 - connect a block with no transactions
// 0c0000 - connect a block with no transactions
// 0c0000 - connect a block with no transactions
// 0c0000 - connect a block with no transactions
// 0c0000 - connect a block with no transactions
// 0c0000 - connect a block with no transactions
// 0c0000 - connect a block with no transactions
// - by now client should have sent a funding_locked (CHECK 3: SendFundingLocked to 03000000 for chan 3d000000)
//
// 030012 - inbound read from peer id 0 of len 18
// 0043 03000000000000000000000000000000 - message header indicating message length 67
// 030053 - inbound read from peer id 0 of len 83
// 0024 3d00000000000000000000000000000000000000000000000000000000000000 030100000000000000000000000000000000000000000000000000000000000000 03000000000000000000000000000000 - funding_locked and mac
//
// 01 - new inbound connection with id 1
// 030132 - inbound read from peer id 1 of len 50
// 0003000000000000000000000000000000000000000000000000000000000000000003000000000000000000000000000000 - inbound noise act 1
// 030142 - inbound read from peer id 1 of len 66
// 000302000000000000000000000000000000000000000000000000000000000000000300000000000000000000000000000003000000000000000000000000000000 - inbound noise act 3
//
// 030112 - inbound read from peer id 1 of len 18
// 0006 01000000000000000000000000000000 - message header indicating message length 6
// 030116 - inbound read from peer id 1 of len 22
// 0010 00000000 01000000000000000000000000000000 - init message with no features (type 16)
//
// 05 01 030200000000000000000000000000000000000000000000000000000000000000 00c350 0003e8 - create outbound channel to peer 1 for 50k sat
// 00fd00fd00fd - Three feerate requests (all returning min feerate) (gonna be ingested by FuzzEstimator)
//
// 030112 - inbound read from peer id 1 of len 18
// 0110 01000000000000000000000000000000 - message header indicating message length 272
// 0301ff - inbound read from peer id 1 of len 255
// 0021 0000000000000000000000000000000000000000000000000000000000000e02 000000000000001a 00000000004c4b40 00000000000003e8 00000000000003e8 00000002 03f0 0005 030000000000000000000000000000000000000000000000000000000000000100 030000000000000000000000000000000000000000000000000000000000000200 030000000000000000000000000000000000000000000000000000000000000300 030000000000000000000000000000000000000000000000000000000000000400 030000000000000000000000000000000000000000000000000000000000000500 03000000000000000000000000000000 - beginning of accept_channel
// 030121 - inbound read from peer id 1 of len 33
// 0000000000000000000000000000000000 01000000000000000000000000000000 - rest of accept_channel and mac
//
// 0a - create the funding transaction (client should send funding_created now)
//
// 030112 - inbound read from peer id 1 of len 18
// 0062 01000000000000000000000000000000 - message header indicating message length 98
// 030172 - inbound read from peer id 1 of len 114
// 0023 3900000000000000000000000000000000000000000000000000000000000000 f0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000100 01000000000000000000000000000000 - funding_signed message and mac
//
// 0b - broadcast funding transaction
// - by now client should have sent a funding_locked (CHECK 4: SendFundingLocked to 03020000 for chan 3f000000)
//
// 030112 - inbound read from peer id 1 of len 18
// 0043 01000000000000000000000000000000 - message header indicating message length 67
// 030153 - inbound read from peer id 1 of len 83
// 0024 3900000000000000000000000000000000000000000000000000000000000000 030100000000000000000000000000000000000000000000000000000000000000 01000000000000000000000000000000 - funding_locked and mac
//
// 030012 - inbound read from peer id 0 of len 18
// 05ac 03000000000000000000000000000000 - message header indicating message length 1452
// 0300ff - inbound read from peer id 0 of len 255
// 0080 3d00000000000000000000000000000000000000000000000000000000000000 0000000000000000 0000000000003e80 ff00000000000000000000000000000000000000000000000000000000000000 00000121 00 030000000000000000000000000000000000000000000000000000000000000555 0000000e000001000000000000000003e8000000010000000000000000000000000a00000000000000000000000000000000000000000000000000000000000000 ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff - beginning of update_add_htlc from 0 to 1 via client
// 0300ff - inbound read from peer id 0 of len 255
// ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff
// 0300ff - inbound read from peer id 0 of len 255
// ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff
// 0300ff - inbound read from peer id 0 of len 255
// ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff
// 0300ff - inbound read from peer id 0 of len 255
// ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff
// 0300c1 - inbound read from peer id 0 of len 193
// ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff ef00000000000000000000000000000000000000000000000000000000000000 03000000000000000000000000000000 - end of update_add_htlc from 0 to 1 via client and mac
//
// 00fd - A feerate request (returning min feerate, which our open_channel also uses) (gonna be ingested by FuzzEstimator)
//
// 030012 - inbound read from peer id 0 of len 18
// 0064 03000000000000000000000000000000 - message header indicating message length 100
// 030074 - inbound read from peer id 0 of len 116
// 0084 3d00000000000000000000000000000000000000000000000000000000000000 4d000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000001 0000 03000000000000000000000000000000 - commitment_signed and mac
// - client should now respond with revoke_and_ack and commitment_signed (CHECK 5/6: types 133 and 132 to peer 03000000)
//
// 030012 - inbound read from peer id 0 of len 18
// 0063 03000000000000000000000000000000 - message header indicating message length 99
// 030073 - inbound read from peer id 0 of len 115
// 0085 3d00000000000000000000000000000000000000000000000000000000000000 0000000000000000000000000000000000000000000000000000000000000000 030200000000000000000000000000000000000000000000000000000000000000 03000000000000000000000000000000 - revoke_and_ack and mac
//
// 07 - process the now-pending HTLC forward
// - client now sends id 1 update_add_htlc and commitment_signed (CHECK 7: SendHTLCs event for node 03020000 with 1 HTLCs for channel 3f000000)
//
// - we respond with commitment_signed then revoke_and_ack (a weird, but valid, order)
// 030112 - inbound read from peer id 1 of len 18
// 0064 01000000000000000000000000000000 - message header indicating message length 100
// 030174 - inbound read from peer id 1 of len 116
// 0084 3900000000000000000000000000000000000000000000000000000000000000 f1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000100 0000 01000000000000000000000000000000 - commitment_signed and mac
//
// 030112 - inbound read from peer id 1 of len 18
// 0063 01000000000000000000000000000000 - message header indicating message length 99
// 030173 - inbound read from peer id 1 of len 115
// 0085 3900000000000000000000000000000000000000000000000000000000000000 0000000000000000000000000000000000000000000000000000000000000000 030200000000000000000000000000000000000000000000000000000000000000 01000000000000000000000000000000 - revoke_and_ack and mac
//
// 030112 - inbound read from peer id 1 of len 18
// 004a 01000000000000000000000000000000 - message header indicating message length 74
// 03015a - inbound read from peer id 1 of len 90
// 0082 3900000000000000000000000000000000000000000000000000000000000000 0000000000000000 ff00888888888888888888888888888888888888888888888888888888888888 01000000000000000000000000000000 - update_fulfill_htlc and mac
// - client should immediately claim the pending HTLC from peer 0 (CHECK 8: SendFulfillHTLCs for node 03000000 with preimage ff00888888 for channel 3d000000)
//
// 030112 - inbound read from peer id 1 of len 18
// 0064 01000000000000000000000000000000 - message header indicating message length 100
// 030174 - inbound read from peer id 1 of len 116
// 0084 3900000000000000000000000000000000000000000000000000000000000000 fd000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000100 0000 01000000000000000000000000000000 - commitment_signed and mac
//
// 030112 - inbound read from peer id 1 of len 18
// 0063 01000000000000000000000000000000 - message header indicating message length 99
// 030173 - inbound read from peer id 1 of len 115
// 0085 3900000000000000000000000000000000000000000000000000000000000000 0100000000000000000000000000000000000000000000000000000000000000 030300000000000000000000000000000000000000000000000000000000000000 01000000000000000000000000000000 - revoke_and_ack and mac
//
// - before responding to the commitment_signed generated above, send a new HTLC
// 030012 - inbound read from peer id 0 of len 18
// 05ac 03000000000000000000000000000000 - message header indicating message length 1452
// 0300ff - inbound read from peer id 0 of len 255
// 0080 3d00000000000000000000000000000000000000000000000000000000000000 0000000000000001 0000000000003e80 ff00000000000000000000000000000000000000000000000000000000000000 00000121 00 030000000000000000000000000000000000000000000000000000000000000555 0000000e000001000000000000000003e8000000010000000000000000000000000a00000000000000000000000000000000000000000000000000000000000000 ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff - beginning of update_add_htlc from 0 to 1 via client
// 0300ff - inbound read from peer id 0 of len 255
// ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff
// 0300ff - inbound read from peer id 0 of len 255
// ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff
// 0300ff - inbound read from peer id 0 of len 255
// ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff
// 0300ff - inbound read from peer id 0 of len 255
// ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff
// 0300c1 - inbound read from peer id 0 of len 193
// ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff ef00000000000000000000000000000000000000000000000000000000000000 03000000000000000000000000000000 - end of update_add_htlc from 0 to 1 via client and mac
//
// 00fd - A feerate request (returning min feerate, which our open_channel also uses) (gonna be ingested by FuzzEstimator)
//
// - now respond to the update_fulfill_htlc+commitment_signed messages the client sent to peer 0
// 030012 - inbound read from peer id 0 of len 18
// 0063 03000000000000000000000000000000 - message header indicating message length 99
// 030073 - inbound read from peer id 0 of len 115
// 0085 3d00000000000000000000000000000000000000000000000000000000000000 0100000000000000000000000000000000000000000000000000000000000000 030300000000000000000000000000000000000000000000000000000000000000 03000000000000000000000000000000 - revoke_and_ack and mac
// - client should now respond with revoke_and_ack and commitment_signed (CHECK 5/6 duplicates)
//
// 030012 - inbound read from peer id 0 of len 18
// 0064 03000000000000000000000000000000 - message header indicating message length 100
// 030074 - inbound read from peer id 0 of len 116
// 0084 3d00000000000000000000000000000000000000000000000000000000000000 be000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000001 0000 03000000000000000000000000000000 - commitment_signed and mac
//
// 030012 - inbound read from peer id 0 of len 18
// 0063 03000000000000000000000000000000 - message header indicating message length 99
// 030073 - inbound read from peer id 0 of len 115
// 0085 3d00000000000000000000000000000000000000000000000000000000000000 0200000000000000000000000000000000000000000000000000000000000000 030400000000000000000000000000000000000000000000000000000000000000 03000000000000000000000000000000 - revoke_and_ack and mac
//
// 07 - process the now-pending HTLC forward
// - client now sends id 1 update_add_htlc and commitment_signed (CHECK 7 duplicate)
// - we respond with revoke_and_ack, then commitment_signed, then update_fail_htlc
//
// 030112 - inbound read from peer id 1 of len 18
// 0064 01000000000000000000000000000000 - message header indicating message length 100
// 030174 - inbound read from peer id 1 of len 116
// 0084 3900000000000000000000000000000000000000000000000000000000000000 fc000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000100 0000 01000000000000000000000000000000 - commitment_signed and mac
//
// 030112 - inbound read from peer id 1 of len 18
// 0063 01000000000000000000000000000000 - message header indicating message length 99
// 030173 - inbound read from peer id 1 of len 115
// 0085 3900000000000000000000000000000000000000000000000000000000000000 0200000000000000000000000000000000000000000000000000000000000000 030400000000000000000000000000000000000000000000000000000000000000 01000000000000000000000000000000 - revoke_and_ack and mac
//
// 030112 - inbound read from peer id 1 of len 18
// 002c 01000000000000000000000000000000 - message header indicating message length 44
// 03013c - inbound read from peer id 1 of len 60
// 0083 3900000000000000000000000000000000000000000000000000000000000000 0000000000000001 0000 01000000000000000000000000000000 - update_fail_htlc and mac
//
// 030112 - inbound read from peer id 1 of len 18
// 0064 01000000000000000000000000000000 - message header indicating message length 100
// 030174 - inbound read from peer id 1 of len 116
// 0084 3900000000000000000000000000000000000000000000000000000000000000 fb000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000100 0000 01000000000000000000000000000000 - commitment_signed and mac
//
// 030112 - inbound read from peer id 1 of len 18
// 0063 01000000000000000000000000000000 - message header indicating message length 99
// 030173 - inbound read from peer id 1 of len 115
// 0085 3900000000000000000000000000000000000000000000000000000000000000 0300000000000000000000000000000000000000000000000000000000000000 030500000000000000000000000000000000000000000000000000000000000000 01000000000000000000000000000000 - revoke_and_ack and mac
//
// 07 - process the now-pending HTLC forward
// - client now sends id 0 update_fail_htlc and commitment_signed (CHECK 9)
// - now respond to the update_fail_htlc+commitment_signed messages the client sent to peer 0
//
// 030012 - inbound read from peer id 0 of len 18
// 0063 03000000000000000000000000000000 - message header indicating message length 99
// 030073 - inbound read from peer id 0 of len 115
// 0085 3d00000000000000000000000000000000000000000000000000000000000000 0300000000000000000000000000000000000000000000000000000000000000 030500000000000000000000000000000000000000000000000000000000000000 03000000000000000000000000000000 - revoke_and_ack and mac
//
// 030012 - inbound read from peer id 0 of len 18
// 0064 03000000000000000000000000000000 - message header indicating message length 100
// 030074 - inbound read from peer id 0 of len 116
// 0084 3d00000000000000000000000000000000000000000000000000000000000000 4f000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000001 0000 03000000000000000000000000000000 - commitment_signed and mac
// - client should now respond with revoke_and_ack (CHECK 5 duplicate)
//
// 030012 - inbound read from peer id 0 of len 18
// 05ac 03000000000000000000000000000000 - message header indicating message length 1452
// 0300ff - inbound read from peer id 0 of len 255
// 0080 3d00000000000000000000000000000000000000000000000000000000000000 0000000000000002 00000000000b0838 ff00000000000000000000000000000000000000000000000000000000000000 00000121 00 030000000000000000000000000000000000000000000000000000000000000555 0000000e0000010000000000000003e800000000010000000000000000000000000a00000000000000000000000000000000000000000000000000000000000000 ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff - beginning of update_add_htlc from 0 to 1 via client
// 0300ff - inbound read from peer id 0 of len 255
// ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff
// 0300ff - inbound read from peer id 0 of len 255
// ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff
// 0300ff - inbound read from peer id 0 of len 255
// ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff
// 0300ff - inbound read from peer id 0 of len 255
// ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff
// 0300c1 - inbound read from peer id 0 of len 193
// ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff ef00000000000000000000000000000000000000000000000000000000000000 03000000000000000000000000000000 - end of update_add_htlc from 0 to 1 via client and mac
//
// 00fd - A feerate request (returning min feerate, which our open_channel also uses) (gonna be ingested by FuzzEstimator)
//
// 030012 - inbound read from peer id 0 of len 18
// 00a4 03000000000000000000000000000000 - message header indicating message length 164
// 0300b4 - inbound read from peer id 0 of len 180
// 0084 3d00000000000000000000000000000000000000000000000000000000000000 07000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000001 0001 c8000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000007f00000000000000 03000000000000000000000000000000 - commitment_signed and mac
// - client should now respond with revoke_and_ack and commitment_signed (CHECK 5/6 duplicates)
//
// 030012 - inbound read from peer id 0 of len 18
// 0063 03000000000000000000000000000000 - message header indicating message length 99
// 030073 - inbound read from peer id 0 of len 115
// 0085 3d00000000000000000000000000000000000000000000000000000000000000 0400000000000000000000000000000000000000000000000000000000000000 030600000000000000000000000000000000000000000000000000000000000000 03000000000000000000000000000000 - revoke_and_ack and mac
//
// 07 - process the now-pending HTLC forward
// - client now sends id 1 update_add_htlc and commitment_signed (CHECK 7 duplicate)
//
// 0c007d - connect a block with one transaction of len 125
// 0200000001390000000000000000000000000000000000000000000000000000000000000000000000000000008002000100000000000022002090000000000000000000000000000000000000000000000000000000000000006cc10000000000001600145c0000000000000000000000000000000000000005000020 - the commitment transaction for channel 3f00000000000000000000000000000000000000000000000000000000000000
// 00fd - A feerate request (returning min feerate, which our open_channel also uses) (gonna be ingested by FuzzEstimator)
// 00fd - A feerate request (returning min feerate, which our open_channel also uses) (gonna be ingested by FuzzEstimator)
// 0c005e - connect a block with one transaction of len 94
// 0200000001fd00000000000000000000000000000000000000000000000000000000000000000000000000000000014f00000000000000220020f60000000000000000000000000000000000000000000000000000000000000000000000 - the funding transaction
// 00fd - A feerate request (returning min feerate, which our open_channel also uses) (gonna be ingested by FuzzEstimator)
// 0c0000 - connect a block with no transactions
// 00fd - A feerate request (returning min feerate, which our open_channel also uses) (gonna be ingested by FuzzEstimator)
// 0c0000 - connect a block with no transactions
// 0c0000 - connect a block with no transactions
// 0c0000 - connect a block with no transactions
// 0c0000 - connect a block with no transactions
//
// 07 - process the now-pending HTLC forward
// - client now fails the HTLC backwards as it was unable to extract the payment preimage (CHECK 9 duplicate and CHECK 10)
let logger = Arc::new(TrackingLogger { lines: Mutex::new(HashMap::new()) });
super::do_test(&::hex::decode("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&(Arc::clone(&logger) as Arc<dyn Logger>));
let log_entries = logger.lines.lock().unwrap();
assert_eq!(log_entries.get(&("lightning::ln::peer_handler".to_string(), "Handling SendAcceptChannel event in peer_handler for node 030000000000000000000000000000000000000000000000000000000000000000 for channel ff4f00f805273c1b203bb5ebf8436bfde57b3be8c2f5e95d9491dbb181909679".to_string())), Some(&1)); // 1
assert_eq!(log_entries.get(&("lightning::ln::peer_handler".to_string(), "Handling SendFundingSigned event in peer_handler for node 030000000000000000000000000000000000000000000000000000000000000000 for channel 3d00000000000000000000000000000000000000000000000000000000000000".to_string())), Some(&1)); // 2
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
assert_eq!(log_entries.get(&("lightning::ln::peer_handler".to_string(), "Handling SendFundingLocked event in peer_handler for node 030200000000000000000000000000000000000000000000000000000000000000 for channel 3900000000000000000000000000000000000000000000000000000000000000".to_string())), Some(&1)); // 4
assert_eq!(log_entries.get(&("lightning::ln::peer_handler".to_string(), "Handling SendRevokeAndACK event in peer_handler for node 030000000000000000000000000000000000000000000000000000000000000000 for channel 3d00000000000000000000000000000000000000000000000000000000000000".to_string())), Some(&4)); // 5
assert_eq!(log_entries.get(&("lightning::ln::peer_handler".to_string(), "Handling UpdateHTLCs event in peer_handler for node 030000000000000000000000000000000000000000000000000000000000000000 with 0 adds, 0 fulfills, 0 fails for channel 3d00000000000000000000000000000000000000000000000000000000000000".to_string())), Some(&3)); // 6
assert_eq!(log_entries.get(&("lightning::ln::peer_handler".to_string(), "Handling UpdateHTLCs event in peer_handler for node 030200000000000000000000000000000000000000000000000000000000000000 with 1 adds, 0 fulfills, 0 fails for channel 3900000000000000000000000000000000000000000000000000000000000000".to_string())), Some(&3)); // 7
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
assert_eq!(log_entries.get(&("lightning::ln::peer_handler".to_string(), "Handling UpdateHTLCs event in peer_handler for node 030000000000000000000000000000000000000000000000000000000000000000 with 0 adds, 0 fulfills, 1 fails for channel 3d00000000000000000000000000000000000000000000000000000000000000".to_string())), Some(&2)); // 9
assert_eq!(log_entries.get(&("lightning::ln::channelmonitor".to_string(), "Input spending remote commitment tx (00000000000000000000000000000000000000000000000000000000000000fd:0) in 0000000000000000000000000000000000000000000000000000000000000044 resolves outbound HTLC with payment hash ff00000000000000000000000000000000000000000000000000000000000000 with timeout".to_string())), Some(&1)); // 10
}
}