--- /dev/null
+name: Security Audit
+on:
+ workflow_dispatch:
+ schedule:
+ - cron: '0 0 * * *'
+
+jobs:
+ audit:
+ runs-on: ubuntu-latest
+ permissions:
+ issues: write
+ checks: write
+ steps:
+ - uses: actions/checkout@v3
+ - uses: rustsec/audit-check@v1.4.1
+ with:
+ token: ${{ secrets.GITHUB_TOKEN }}
"lightning-background-processor",
"lightning-rapid-gossip-sync",
"lightning-custom-message",
+ "lightning-transaction-sync",
]
exclude = [
- "lightning-transaction-sync",
"no-std-check",
"msrv-no-dev-deps-check",
"bench",
[](https://crates.io/crates/lightning)
[](https://docs.rs/lightning/)
[](https://github.com/rust-secure-code/safety-dance/)
+[](https://github.com/lightningdevkit/rust-lightning/actions/workflows/audit.yml)
-[LDK](https://lightningdevkit.org)/`rust-lightning` is a highly performant and flexible
+[LDK](https://lightningdevkit.org)/`rust-lightning` is a highly performant and flexible
implementation of the Lightning Network protocol.
The primary crate, `lightning`, is runtime-agnostic. Data persistence, chain interactions,
# The addr2line v0.21 crate (a dependency of `backtrace` starting with 0.3.69) relies on rustc 1.65
[ "$RUSTC_MINOR_VERSION" -lt 65 ] && cargo update -p backtrace --precise "0.3.68" --verbose
+# Starting with version 0.5.9 (there is no .6-.8), the `home` crate has an MSRV of rustc 1.70.0.
+[ "$RUSTC_MINOR_VERSION" -lt 70 ] && cargo update -p home --precise "0.5.5" --verbose
+
export RUST_BACKTRACE=1
+# Build `lightning-transaction-sync` in no_download mode.
+export RUSTFLAGS="$RUSTFLAGS --cfg no_download"
+
echo -e "\n\nBuilding and testing all workspace crates..."
cargo test --verbose --color always
cargo check --verbose --color always
echo -e "\n\nBuilding and testing Transaction Sync Clients with features"
pushd lightning-transaction-sync
- # reqwest 0.11.21 had a regression that broke its 1.63.0 MSRV
- [ "$RUSTC_MINOR_VERSION" -lt 65 ] && cargo update -p reqwest --precise "0.11.20" --verbose
- # Starting with version 1.10.0, the `regex` crate has an MSRV of rustc 1.65.0.
- [ "$RUSTC_MINOR_VERSION" -lt 65 ] && cargo update -p regex --precise "1.9.6" --verbose
- # Starting with version 0.5.9 (there is no .6-.8), the `home` crate has an MSRV of rustc 1.70.0.
- [ "$RUSTC_MINOR_VERSION" -lt 70 ] && cargo update -p home --precise "0.5.5" --verbose
-
DOWNLOAD_ELECTRS_AND_BITCOIND
- RUSTFLAGS="$RUSTFLAGS --cfg no_download" cargo test --verbose --color always --features esplora-blocking
- RUSTFLAGS="$RUSTFLAGS --cfg no_download" cargo check --verbose --color always --features esplora-blocking
- RUSTFLAGS="$RUSTFLAGS --cfg no_download" cargo test --verbose --color always --features esplora-async
- RUSTFLAGS="$RUSTFLAGS --cfg no_download" cargo check --verbose --color always --features esplora-async
- RUSTFLAGS="$RUSTFLAGS --cfg no_download" cargo test --verbose --color always --features esplora-async-https
- RUSTFLAGS="$RUSTFLAGS --cfg no_download" cargo check --verbose --color always --features esplora-async-https
- RUSTFLAGS="$RUSTFLAGS --cfg no_download" cargo test --verbose --color always --features electrum
- RUSTFLAGS="$RUSTFLAGS --cfg no_download" cargo check --verbose --color always --features electrum
-
+ cargo test --verbose --color always --features esplora-blocking
+ cargo check --verbose --color always --features esplora-blocking
+ cargo test --verbose --color always --features esplora-async
+ cargo check --verbose --color always --features esplora-async
+ cargo test --verbose --color always --features esplora-async-https
+ cargo check --verbose --color always --features esplora-async-https
+ cargo test --verbose --color always --features electrum
+ cargo check --verbose --color always --features electrum
popd
fi
use lightning::sign::{InMemorySigner, Recipient, KeyMaterial, EntropySource, NodeSigner, SignerProvider};
use lightning::events::Event;
use lightning::ln::{ChannelId, PaymentHash, PaymentPreimage, PaymentSecret};
-use lightning::ln::channelmanager::{ChainParameters, ChannelDetails, ChannelManager, PaymentId, RecipientOnionFields, Retry};
+use lightning::ln::channelmanager::{ChainParameters, ChannelDetails, ChannelManager, PaymentId, RecipientOnionFields, Retry, InterceptId};
use lightning::ln::peer_handler::{MessageHandler,PeerManager,SocketDescriptor,IgnoringMessageHandler};
use lightning::ln::msgs::{self, DecodeError};
use lightning::ln::script::ShutdownScript;
use lightning::routing::gossip::{P2PGossipSync, NetworkGraph};
use lightning::routing::utxo::UtxoLookup;
use lightning::routing::router::{InFlightHtlcs, PaymentParameters, Route, RouteParameters, Router};
-use lightning::util::config::UserConfig;
+use lightning::util::config::{ChannelConfig, UserConfig};
use lightning::util::errors::APIError;
use lightning::util::test_channel_signer::{TestChannelSigner, EnforcementState};
use lightning::util::logger::Logger;
((v[1] as u16) << 8*0)
}
+#[inline]
+pub fn be16_to_array(u: u16) -> [u8; 2] {
+ let mut v = [0; 2];
+ v[0] = ((u >> 8*1) & 0xff) as u8;
+ v[1] = ((u >> 8*0) & 0xff) as u8;
+ v
+}
+
#[inline]
pub fn slice_to_be24(v: &[u8]) -> u32 {
((v[0] as u32) << 8*2) |
((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,
Some(&self.data[old_pos..old_pos + len])
}
}
+impl std::io::Read for &InputData {
+ fn read(&mut self, buf: &mut [u8]) -> std::io::Result<usize> {
+ if let Some(sl) = self.get_slice(buf.len()) {
+ buf.copy_from_slice(sl);
+ Ok(buf.len())
+ } else {
+ Ok(0)
+ }
+ }
+}
struct FuzzEstimator {
input: Arc<InputData>,
let our_network_key = match SecretKey::from_slice(&data[..32]) {
Ok(key) => key,
- Err(e) => return,
+ Err(_) => return,
};
data = &data[32..];
}
}
+ macro_rules! get_bytes {
+ ($len: expr) => { {
+ let mut res = [0; $len];
+ match input.get_slice($len as usize) {
+ Some(slice) => res.copy_from_slice(slice),
+ None => return,
+ }
+ res
+ } }
+ }
+
macro_rules! get_pubkey {
() => {
match PublicKey::from_slice(get_slice!(33)) {
let mut should_forward = false;
let mut payments_received: Vec<PaymentHash> = Vec::new();
- let mut payments_sent = 0;
+ let mut intercepted_htlcs: Vec<InterceptId> = Vec::new();
+ let mut payments_sent: u16 = 0;
let mut pending_funding_generation: Vec<(ChannelId, PublicKey, u64, ScriptBuf)> = Vec::new();
let mut pending_funding_signatures = HashMap::new();
let params = RouteParameters::from_payment_params_and_value(
payment_params, final_value_msat);
let mut payment_hash = PaymentHash([0; 32]);
- payment_hash.0[0..8].copy_from_slice(&be64_to_array(payments_sent));
+ payment_hash.0[0..2].copy_from_slice(&be16_to_array(payments_sent));
payment_hash.0 = Sha256::hash(&payment_hash.0[..]).to_byte_array();
payments_sent += 1;
- match channelmanager.send_payment(payment_hash,
- RecipientOnionFields::spontaneous_empty(), PaymentId(payment_hash.0), params,
- Retry::Attempts(0))
- {
- Ok(_) => {},
- Err(_) => return,
- }
+ let _ = channelmanager.send_payment(
+ payment_hash, RecipientOnionFields::spontaneous_empty(),
+ PaymentId(payment_hash.0), params, Retry::Attempts(2)
+ );
},
15 => {
let final_value_msat = slice_to_be24(get_slice!(3)) as u64;
let params = RouteParameters::from_payment_params_and_value(
payment_params, final_value_msat);
let mut payment_hash = PaymentHash([0; 32]);
- payment_hash.0[0..8].copy_from_slice(&be64_to_array(payments_sent));
+ payment_hash.0[0..2].copy_from_slice(&be16_to_array(payments_sent));
payment_hash.0 = Sha256::hash(&payment_hash.0[..]).to_byte_array();
payments_sent += 1;
let mut payment_secret = PaymentSecret([0; 32]);
- payment_secret.0[0..8].copy_from_slice(&be64_to_array(payments_sent));
+ payment_secret.0[0..2].copy_from_slice(&be16_to_array(payments_sent));
payments_sent += 1;
- match channelmanager.send_payment(payment_hash,
- RecipientOnionFields::secret_only(payment_secret), PaymentId(payment_hash.0),
- params, Retry::Attempts(0))
- {
- Ok(_) => {},
- Err(_) => return,
- }
+ let _ = channelmanager.send_payment(
+ payment_hash, RecipientOnionFields::secret_only(payment_secret),
+ PaymentId(payment_hash.0), params, Retry::Attempts(2)
+ );
+ },
+ 17 => {
+ let final_value_msat = slice_to_be24(get_slice!(3)) as u64;
+ let payment_params = PaymentParameters::from_node_id(get_pubkey!(), 42);
+ let params = RouteParameters::from_payment_params_and_value(
+ payment_params, final_value_msat);
+ let _ = channelmanager.send_preflight_probes(params, None);
+ },
+ 18 => {
+ let idx = u16::from_be_bytes(get_bytes!(2)) % cmp::max(payments_sent, 1);
+ let mut payment_id = PaymentId([0; 32]);
+ payment_id.0[0..2].copy_from_slice(&idx.to_be_bytes());
+ channelmanager.abandon_payment(payment_id);
},
5 => {
let peer_id = get_slice!(1)[0];
}
},
10 => {
- 'outer_loop: for funding_generation in pending_funding_generation.drain(..) {
- let mut tx = Transaction { version: 0, lock_time: LockTime::ZERO, input: Vec::new(), output: vec![TxOut {
- value: funding_generation.2, script_pubkey: funding_generation.3,
- }] };
- let funding_output = 'search_loop: loop {
- let funding_txid = tx.txid();
- if let None = loss_detector.txids_confirmed.get(&funding_txid) {
- let outpoint = OutPoint { txid: funding_txid, index: 0 };
- for chan in channelmanager.list_channels() {
- if chan.funding_txo == Some(outpoint) {
- tx.version += 1;
- continue 'search_loop;
- }
+ let mut tx = Transaction { version: 0, lock_time: LockTime::ZERO, input: Vec::new(), output: Vec::new() };
+ let mut channels = Vec::new();
+ for funding_generation in pending_funding_generation.drain(..) {
+ let txout = TxOut {
+ value: funding_generation.2, script_pubkey: funding_generation.3,
+ };
+ if !tx.output.contains(&txout) {
+ tx.output.push(txout);
+ channels.push((funding_generation.0, funding_generation.1));
+ }
+ }
+ // Once we switch to V2 channel opens we should be able to drop this entirely as
+ // channel_ids no longer change when we set the funding tx.
+ 'search_loop: loop {
+ if tx.version > 0xff {
+ break;
+ }
+ let funding_txid = tx.txid();
+ if loss_detector.txids_confirmed.get(&funding_txid).is_none() {
+ let outpoint = OutPoint { txid: funding_txid, index: 0 };
+ for chan in channelmanager.list_channels() {
+ if chan.channel_id == ChannelId::v1_from_funding_outpoint(outpoint) {
+ tx.version += 1;
+ continue 'search_loop;
}
- break outpoint;
- }
- tx.version += 1;
- if tx.version > 0xff {
- continue 'outer_loop;
}
- };
- if let Err(e) = channelmanager.funding_transaction_generated(&funding_generation.0, &funding_generation.1, tx.clone()) {
+ break;
+ }
+ tx.version += 1;
+ }
+ if tx.version <= 0xff && !channels.is_empty() {
+ let chans = channels.iter().map(|(a, b)| (a, b)).collect::<Vec<_>>();
+ if let Err(e) = channelmanager.batch_funding_transaction_generated(&chans, tx.clone()) {
// It's possible the channel has been closed in the mean time, but any other
// failure may be a bug.
if let APIError::ChannelUnavailable { .. } = e { } else { panic!(); }
}
- pending_funding_signatures.insert(funding_output, tx);
+ let funding_txid = tx.txid();
+ for idx in 0..tx.output.len() {
+ let outpoint = OutPoint { txid: funding_txid, index: idx as u16 };
+ pending_funding_signatures.insert(outpoint, tx.clone());
+ }
}
},
11 => {
}
},
12 => {
- let txlen = slice_to_be16(get_slice!(2));
+ let txlen = u16::from_be_bytes(get_bytes!(2));
if txlen == 0 {
loss_detector.connect_block(&[]);
} else {
channels.sort_by(|a, b| { a.channel_id.cmp(&b.channel_id) });
channelmanager.force_close_broadcasting_latest_txn(&channels[channel_id].channel_id, &channels[channel_id].counterparty.node_id).unwrap();
},
- // 15 is above
+ // 15, 16, 17, 18 is above
+ 19 => {
+ let mut list = loss_detector.handler.get_peer_node_ids();
+ list.sort_by_key(|v| v.0);
+ if let Some((id, _)) = list.get(0) {
+ loss_detector.handler.disconnect_by_node_id(*id);
+ }
+ },
+ 20 => loss_detector.handler.disconnect_all_peers(),
+ 21 => loss_detector.handler.timer_tick_occurred(),
+ 22 =>
+ loss_detector.handler.broadcast_node_announcement([42; 3], [43; 32], Vec::new()),
+ 32 => channelmanager.timer_tick_occurred(),
+ 33 => {
+ for id in intercepted_htlcs.drain(..) {
+ channelmanager.fail_intercepted_htlc(id).unwrap();
+ }
+ }
+ 34 => {
+ let amt = u64::from_be_bytes(get_bytes!(8));
+ let chans = channelmanager.list_channels();
+ for id in intercepted_htlcs.drain(..) {
+ if chans.is_empty() {
+ channelmanager.fail_intercepted_htlc(id).unwrap();
+ } else {
+ let chan = &chans[amt as usize % chans.len()];
+ channelmanager.forward_intercepted_htlc(id, &chan.channel_id, chan.counterparty.node_id, amt).unwrap();
+ }
+ }
+ }
+ 35 => {
+ let config: ChannelConfig =
+ if let Ok(c) = Readable::read(&mut &*input) { c } else { return; };
+ let chans = channelmanager.list_channels();
+ if let Some(chan) = chans.get(0) {
+ let _ = channelmanager.update_channel_config(
+ &chan.counterparty.node_id, &[chan.channel_id], &config
+ );
+ }
+ }
_ => return,
}
loss_detector.handler.process_events();
Event::PendingHTLCsForwardable {..} => {
should_forward = true;
},
+ Event::HTLCIntercepted { intercept_id, .. } => {
+ if !intercepted_htlcs.contains(&intercept_id) {
+ intercepted_htlcs.push(intercept_id);
+ }
+ },
_ => {},
}
}
}
}
+ fn ext_from_hex(hex_with_spaces: &str, out: &mut Vec<u8>) {
+ for hex in hex_with_spaces.split(" ") {
+ out.append(&mut <Vec<u8>>::from_hex(hex).unwrap());
+ }
+ }
+
#[test]
fn test_no_existing_test_breakage() {
// To avoid accidentally causing all existing fuzz test cases to be useless by making minor
// 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
// Writing new code generating transactions and see a new failure ? Don't forget to add input for the FuzzEstimator !
- // 0100000000000000000000000000000000000000000000000000000000000000 - our network key
- // 0000000000900000000000000000640001000000000001ffff0000000000000000ffffffffffffffffffffffffffffffff0000000000000000ffffffffffffffff000000ffffffff00ffff1a000400010000020400000000040200000a08ffffffffffffffff0001000000 - config
- //
- // 00 - new outbound connection with id 0
- // 030000000000000000000000000000000000000000000000000000000000000002 - peer's pubkey
- // 030032 - inbound read from peer id 0 of len 50
- // 00 030000000000000000000000000000000000000000000000000000000000000002 03000000000000000000000000000000 - noise act two (0||pubkey||mac)
- //
- // 030012 - inbound read from peer id 0 of len 18
- // 0010 03000000000000000000000000000000 - message header indicating message length 16
- // 030020 - inbound read from peer id 0 of len 32
- // 0010 00021aaa 0008aaa20aaa2a0a9aaa 03000000000000000000000000000000 - init message (type 16) with static_remotekey required, no channel_type/anchors/taproot, and other bits optional and mac
+ let mut test = Vec::new();
+ // our network key
+ ext_from_hex("0100000000000000000000000000000000000000000000000000000000000000", &mut test);
+ // config
+ ext_from_hex("0000000000900000000000000000640001000000000001ffff0000000000000000ffffffffffffffffffffffffffffffff0000000000000000ffffffffffffffff000000ffffffff00ffff1a000400010000020400000000040200000a08ffffffffffffffff0001000000", &mut test);
+
+ // new outbound connection with id 0
+ ext_from_hex("00", &mut test);
+ // peer's pubkey
+ ext_from_hex("030000000000000000000000000000000000000000000000000000000000000002", &mut test);
+ // inbound read from peer id 0 of len 50
+ ext_from_hex("030032", &mut test);
+ // noise act two (0||pubkey||mac)
+ ext_from_hex("00 030000000000000000000000000000000000000000000000000000000000000002 03000000000000000000000000000000", &mut test);
+
+ // inbound read from peer id 0 of len 18
+ ext_from_hex("030012", &mut test);
+ // message header indicating message length 16
+ ext_from_hex("0010 03000000000000000000000000000000", &mut test);
+ // inbound read from peer id 0 of len 32
+ ext_from_hex("030020", &mut test);
+ // init message (type 16) with static_remotekey required, no channel_type/anchors/taproot, and other bits optional and mac
+ ext_from_hex("0010 00021aaa 0008aaa20aaa2a0a9aaa 03000000000000000000000000000000", &mut test);
+
+ // inbound read from peer id 0 of len 18
+ ext_from_hex("030012", &mut test);
+ // message header indicating message length 327
+ ext_from_hex("0147 03000000000000000000000000000000", &mut test);
+ // inbound read from peer id 0 of len 254
+ ext_from_hex("0300fe", &mut test);
+ // beginning of open_channel message
+ ext_from_hex("0020 6fe28c0ab6f1b372c1a6a246ae63f74f931e8365e15a089c68d6190000000000 ff4f00f805273c1b203bb5ebf8436bfde57b3be8c2f5e95d9491dbb181909679 000000000000c350 0000000000000000 0000000000000162 ffffffffffffffff 0000000000000222 0000000000000000 000000fd 0006 01e3 030000000000000000000000000000000000000000000000000000000000000001 030000000000000000000000000000000000000000000000000000000000000002 030000000000000000000000000000000000000000000000000000000000000003 030000000000000000000000000000000000000000000000000000000000000004", &mut test);
+ // inbound read from peer id 0 of len 89
+ ext_from_hex("030059", &mut test);
+ // rest of open_channel and mac
+ ext_from_hex("030000000000000000000000000000000000000000000000000000000000000005 020900000000000000000000000000000000000000000000000000000000000000 01 0000 01021000 03000000000000000000000000000000", &mut test);
+
+ // One feerate request returning min feerate, which our open_channel also uses (ingested by FuzzEstimator)
+ ext_from_hex("00fd", &mut test);
+ // client should now respond with accept_channel (CHECK 1: type 33 to peer 03000000)
+
+ // inbound read from peer id 0 of len 18
+ ext_from_hex("030012", &mut test);
+ // message header indicating message length 132
+ ext_from_hex("0084 03000000000000000000000000000000", &mut test);
+ // inbound read from peer id 0 of len 148
+ ext_from_hex("030094", &mut test);
+ // funding_created and mac
+ ext_from_hex("0022 ff4f00f805273c1b203bb5ebf8436bfde57b3be8c2f5e95d9491dbb181909679 3d00000000000000000000000000000000000000000000000000000000000000 0000 00000000000000000000000000000000000000000000000000000000000000210100000000000000000000000000000000000000000000000000000000000000 03000000000000000000000000000000", &mut test);
+ // client should now respond with funding_signed (CHECK 2: type 35 to peer 03000000)
+
+ // connect a block with one transaction of len 94
+ ext_from_hex("0c005e", &mut test);
+ // the funding transaction
+ ext_from_hex("020000000100000000000000000000000000000000000000000000000000000000000000000000000000ffffffff0150c3000000000000220020ae0000000000000000000000000000000000000000000000000000000000000000000000", &mut test);
+ // connect a block with no transactions, one per line
+ ext_from_hex("0c0000", &mut test);
+ ext_from_hex("0c0000", &mut test);
+ ext_from_hex("0c0000", &mut test);
+ ext_from_hex("0c0000", &mut test);
+ ext_from_hex("0c0000", &mut test);
+ ext_from_hex("0c0000", &mut test);
+ ext_from_hex("0c0000", &mut test);
+ ext_from_hex("0c0000", &mut test);
+ ext_from_hex("0c0000", &mut test);
+ ext_from_hex("0c0000", &mut test);
+ ext_from_hex("0c0000", &mut test);
+ ext_from_hex("0c0000", &mut test);
+ // by now client should have sent a channel_ready (CHECK 3: SendChannelReady to 03000000 for chan 3d000000)
+
+ // inbound read from peer id 0 of len 18
+ ext_from_hex("030012", &mut test);
+ // message header indicating message length 67
+ ext_from_hex("0043 03000000000000000000000000000000", &mut test);
+ // inbound read from peer id 0 of len 83
+ ext_from_hex("030053", &mut test);
+ // channel_ready and mac
+ ext_from_hex("0024 3d00000000000000000000000000000000000000000000000000000000000000 020800000000000000000000000000000000000000000000000000000000000000 03000000000000000000000000000000", &mut test);
+
+ // new inbound connection with id 1
+ ext_from_hex("01", &mut test);
+ // inbound read from peer id 1 of len 50
+ ext_from_hex("030132", &mut test);
+ // inbound noise act 1
+ ext_from_hex("0003000000000000000000000000000000000000000000000000000000000000000703000000000000000000000000000000", &mut test);
+ // inbound read from peer id 1 of len 66
+ ext_from_hex("030142", &mut test);
+ // inbound noise act 3
+ ext_from_hex("000302000000000000000000000000000000000000000000000000000000000000000300000000000000000000000000000003000000000000000000000000000000", &mut test);
+
+ // inbound read from peer id 1 of len 18
+ ext_from_hex("030112", &mut test);
+ // message header indicating message length 16
+ ext_from_hex("0010 01000000000000000000000000000000", &mut test);
+ // inbound read from peer id 1 of len 32
+ ext_from_hex("030120", &mut test);
+ // init message (type 16) with static_remotekey required, no channel_type/anchors/taproot, and other bits optional and mac
+ ext_from_hex("0010 00021aaa 0008aaa20aaa2a0a9aaa 01000000000000000000000000000000", &mut test);
+
+ // create outbound channel to peer 1 for 50k sat
+ ext_from_hex("05 01 030200000000000000000000000000000000000000000000000000000000000000 00c350 0003e8", &mut test);
+ // One feerate requests (all returning min feerate) (gonna be ingested by FuzzEstimator)
+ ext_from_hex("00fd", &mut test);
+
+ // inbound read from peer id 1 of len 18
+ ext_from_hex("030112", &mut test);
+ // message header indicating message length 274
+ ext_from_hex("0112 01000000000000000000000000000000", &mut test);
+ // inbound read from peer id 1 of len 255
+ ext_from_hex("0301ff", &mut test);
+ // beginning of accept_channel
+ ext_from_hex("0021 0000000000000000000000000000000000000000000000000000000000000e05 0000000000000162 00000000004c4b40 00000000000003e8 00000000000003e8 00000002 03f0 0005 030000000000000000000000000000000000000000000000000000000000000100 030000000000000000000000000000000000000000000000000000000000000200 030000000000000000000000000000000000000000000000000000000000000300 030000000000000000000000000000000000000000000000000000000000000400 030000000000000000000000000000000000000000000000000000000000000500 02660000000000000000000000000000", &mut test);
+ // inbound read from peer id 1 of len 35
+ ext_from_hex("030123", &mut test);
+ // rest of accept_channel and mac
+ ext_from_hex("0000000000000000000000000000000000 0000 01000000000000000000000000000000", &mut test);
+
+ // create the funding transaction (client should send funding_created now)
+ ext_from_hex("0a", &mut test);
+
+ // inbound read from peer id 1 of len 18
+ ext_from_hex("030112", &mut test);
+ // message header indicating message length 98
+ ext_from_hex("0062 01000000000000000000000000000000", &mut test);
+ // inbound read from peer id 1 of len 114
+ ext_from_hex("030172", &mut test);
+ // funding_signed message and mac
+ ext_from_hex("0023 3a00000000000000000000000000000000000000000000000000000000000000 000000000000000000000000000000000000000000000000000000000000007c0001000000000000000000000000000000000000000000000000000000000000 01000000000000000000000000000000", &mut test);
+
+ // broadcast funding transaction
+ ext_from_hex("0b", &mut test);
+ // by now client should have sent a channel_ready (CHECK 4: SendChannelReady to 03020000 for chan 3f000000)
+
+ // inbound read from peer id 1 of len 18
+ ext_from_hex("030112", &mut test);
+ // message header indicating message length 67
+ ext_from_hex("0043 01000000000000000000000000000000", &mut test);
+ // inbound read from peer id 1 of len 83
+ ext_from_hex("030153", &mut test);
+ // channel_ready and mac
+ ext_from_hex("0024 3a00000000000000000000000000000000000000000000000000000000000000 026700000000000000000000000000000000000000000000000000000000000000 01000000000000000000000000000000", &mut test);
+
+ // inbound read from peer id 0 of len 18
+ ext_from_hex("030012", &mut test);
+ // message header indicating message length 1452
+ ext_from_hex("05ac 03000000000000000000000000000000", &mut test);
+ // inbound read from peer id 0 of len 255
+ ext_from_hex("0300ff", &mut test);
+ // beginning of update_add_htlc from 0 to 1 via client
+ ext_from_hex("0080 3d00000000000000000000000000000000000000000000000000000000000000 0000000000000000 0000000000003e80 ff00000000000000000000000000000000000000000000000000000000000000 000003f0 00 030000000000000000000000000000000000000000000000000000000000000555 11 020203e8 0401a0 060800000e0000010000 0a00000000000000000000000000000000000000000000000000000000000000 ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff", &mut test);
+ // inbound read from peer id 0 of len 255
+ ext_from_hex("0300ff", &mut test);
+ ext_from_hex("ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff", &mut test);
+ // inbound read from peer id 0 of len 255
+ ext_from_hex("0300ff", &mut test);
+ ext_from_hex("ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff", &mut test);
+ // inbound read from peer id 0 of len 255
+ ext_from_hex("0300ff", &mut test);
+ ext_from_hex("ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff", &mut test);
+ // inbound read from peer id 0 of len 255
+ ext_from_hex("0300ff", &mut test);
+ ext_from_hex("ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff", &mut test);
+ // inbound read from peer id 0 of len 193
+ ext_from_hex("0300c1", &mut test);
+ // end of update_add_htlc from 0 to 1 via client and mac
+ ext_from_hex("ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff ab00000000000000000000000000000000000000000000000000000000000000 03000000000000000000000000000000", &mut test);
+
+ // inbound read from peer id 0 of len 18
+ ext_from_hex("030012", &mut test);
+ // message header indicating message length 100
+ ext_from_hex("0064 03000000000000000000000000000000", &mut test);
+ // inbound read from peer id 0 of len 116
+ ext_from_hex("030074", &mut test);
+ // commitment_signed and mac
+ ext_from_hex("0084 3d00000000000000000000000000000000000000000000000000000000000000 00000000000000000000000000000000000000000000000000000000000000300100000000000000000000000000000000000000000000000000000000000000 0000 03000000000000000000000000000000", &mut test);
+ // client should now respond with revoke_and_ack and commitment_signed (CHECK 5/6: types 133 and 132 to peer 03000000)
+
+ // inbound read from peer id 0 of len 18
+ ext_from_hex("030012", &mut test);
+ // message header indicating message length 99
+ ext_from_hex("0063 03000000000000000000000000000000", &mut test);
+ // inbound read from peer id 0 of len 115
+ ext_from_hex("030073", &mut test);
+ // revoke_and_ack and mac
+ ext_from_hex("0085 3d00000000000000000000000000000000000000000000000000000000000000 0900000000000000000000000000000000000000000000000000000000000000 020b00000000000000000000000000000000000000000000000000000000000000 03000000000000000000000000000000", &mut test);
+
+ // process the now-pending HTLC forward
+ ext_from_hex("07", &mut test);
+ // client now sends id 1 update_add_htlc and commitment_signed (CHECK 7: UpdateHTLCs event for node 03020000 with 1 HTLCs for channel 3f000000)
+
+ // we respond with commitment_signed then revoke_and_ack (a weird, but valid, order)
+ // inbound read from peer id 1 of len 18
+ ext_from_hex("030112", &mut test);
+ // message header indicating message length 100
+ ext_from_hex("0064 01000000000000000000000000000000", &mut test);
+ // inbound read from peer id 1 of len 116
+ ext_from_hex("030174", &mut test);
+ // commitment_signed and mac
+ ext_from_hex("0084 3a00000000000000000000000000000000000000000000000000000000000000 000000000000000000000000000000000000000000000000000000000000006a0001000000000000000000000000000000000000000000000000000000000000 0000 01000000000000000000000000000000", &mut test);
//
- // 030012 - inbound read from peer id 0 of len 18
- // 0147 03000000000000000000000000000000 - message header indicating message length 327
- // 0300fe - inbound read from peer id 0 of len 254
- // 0020 6fe28c0ab6f1b372c1a6a246ae63f74f931e8365e15a089c68d6190000000000 ff4f00f805273c1b203bb5ebf8436bfde57b3be8c2f5e95d9491dbb181909679 000000000000c350 0000000000000000 0000000000000162 ffffffffffffffff 0000000000000222 0000000000000000 000000fd 0006 01e3 030000000000000000000000000000000000000000000000000000000000000001 030000000000000000000000000000000000000000000000000000000000000002 030000000000000000000000000000000000000000000000000000000000000003 030000000000000000000000000000000000000000000000000000000000000004 - beginning of open_channel message
- // 030059 - inbound read from peer id 0 of len 89
- // 030000000000000000000000000000000000000000000000000000000000000005 020900000000000000000000000000000000000000000000000000000000000000 01 0000 01021000 03000000000000000000000000000000 - rest of open_channel and mac
+ // inbound read from peer id 1 of len 18
+ ext_from_hex("030112", &mut test);
+ // message header indicating message length 99
+ ext_from_hex("0063 01000000000000000000000000000000", &mut test);
+ // inbound read from peer id 1 of len 115
+ ext_from_hex("030173", &mut test);
+ // revoke_and_ack and mac
+ ext_from_hex("0085 3a00000000000000000000000000000000000000000000000000000000000000 6600000000000000000000000000000000000000000000000000000000000000 026400000000000000000000000000000000000000000000000000000000000000 01000000000000000000000000000000", &mut test);
//
- // 00fd - Two 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)
+ // inbound read from peer id 1 of len 18
+ ext_from_hex("030112", &mut test);
+ // message header indicating message length 74
+ ext_from_hex("004a 01000000000000000000000000000000", &mut test);
+ // inbound read from peer id 1 of len 90
+ ext_from_hex("03015a", &mut test);
+ // update_fulfill_htlc and mac
+ ext_from_hex("0082 3a00000000000000000000000000000000000000000000000000000000000000 0000000000000000 ff00888888888888888888888888888888888888888888888888888888888888 01000000000000000000000000000000", &mut test);
+ // client should immediately claim the pending HTLC from peer 0 (CHECK 8: SendFulfillHTLCs for node 03000000 with preimage ff00888888 for channel 3d000000)
+
+ // inbound read from peer id 1 of len 18
+ ext_from_hex("030112", &mut test);
+ // message header indicating message length 100
+ ext_from_hex("0064 01000000000000000000000000000000", &mut test);
+ // inbound read from peer id 1 of len 116
+ ext_from_hex("030174", &mut test);
+ // commitment_signed and mac
+ ext_from_hex("0084 3a00000000000000000000000000000000000000000000000000000000000000 00000000000000000000000000000000000000000000000000000000000000100001000000000000000000000000000000000000000000000000000000000000 0000 01000000000000000000000000000000", &mut test);
+
+ // inbound read from peer id 1 of len 18
+ ext_from_hex("030112", &mut test);
+ // message header indicating message length 99
+ ext_from_hex("0063 01000000000000000000000000000000", &mut test);
+ // inbound read from peer id 1 of len 115
+ ext_from_hex("030173", &mut test);
+ // revoke_and_ack and mac
+ ext_from_hex("0085 3a00000000000000000000000000000000000000000000000000000000000000 6700000000000000000000000000000000000000000000000000000000000000 026500000000000000000000000000000000000000000000000000000000000000 01000000000000000000000000000000", &mut test);
+
+ // before responding to the commitment_signed generated above, send a new HTLC
+ // inbound read from peer id 0 of len 18
+ ext_from_hex("030012", &mut test);
+ // message header indicating message length 1452
+ ext_from_hex("05ac 03000000000000000000000000000000", &mut test);
+ // inbound read from peer id 0 of len 255
+ ext_from_hex("0300ff", &mut test);
+ // beginning of update_add_htlc from 0 to 1 via client
+ ext_from_hex("0080 3d00000000000000000000000000000000000000000000000000000000000000 0000000000000001 0000000000003e80 ff00000000000000000000000000000000000000000000000000000000000000 000003f0 00 030000000000000000000000000000000000000000000000000000000000000555 11 020203e8 0401a0 060800000e0000010000 0a00000000000000000000000000000000000000000000000000000000000000 ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff", &mut test);
+ // inbound read from peer id 0 of len 255
+ ext_from_hex("0300ff", &mut test);
+ ext_from_hex("ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff", &mut test);
+ // inbound read from peer id 0 of len 255
+ ext_from_hex("0300ff", &mut test);
+ ext_from_hex("ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff", &mut test);
+ // inbound read from peer id 0 of len 255
+ ext_from_hex("0300ff", &mut test);
+ ext_from_hex("ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff", &mut test);
+ // inbound read from peer id 0 of len 255
+ ext_from_hex("0300ff", &mut test);
+ ext_from_hex("ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff", &mut test);
+ // inbound read from peer id 0 of len 193
+ ext_from_hex("0300c1", &mut test);
+ // end of update_add_htlc from 0 to 1 via client and mac
+ ext_from_hex("ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff ab00000000000000000000000000000000000000000000000000000000000000 03000000000000000000000000000000", &mut test);
+
+ // now respond to the update_fulfill_htlc+commitment_signed messages the client sent to peer 0
+ // inbound read from peer id 0 of len 18
+ ext_from_hex("030012", &mut test);
+ // message header indicating message length 99
+ ext_from_hex("0063 03000000000000000000000000000000", &mut test);
+ // inbound read from peer id 0 of len 115
+ ext_from_hex("030073", &mut test);
+ // revoke_and_ack and mac
+ ext_from_hex("0085 3d00000000000000000000000000000000000000000000000000000000000000 0800000000000000000000000000000000000000000000000000000000000000 020a00000000000000000000000000000000000000000000000000000000000000 03000000000000000000000000000000", &mut test);
+ // client should now respond with revoke_and_ack and commitment_signed (CHECK 5/6 duplicates)
+
+ // inbound read from peer id 0 of len 18
+ ext_from_hex("030012", &mut test);
+ // message header indicating message length 100
+ ext_from_hex("0064 03000000000000000000000000000000", &mut test);
+ // inbound read from peer id 0 of len 116
+ ext_from_hex("030074", &mut test);
+ // commitment_signed and mac
+ ext_from_hex("0084 3d00000000000000000000000000000000000000000000000000000000000000 00000000000000000000000000000000000000000000000000000000000000c30100000000000000000000000000000000000000000000000000000000000000 0000 03000000000000000000000000000000", &mut test);
+
+ // inbound read from peer id 0 of len 18
+ ext_from_hex("030012", &mut test);
+ // message header indicating message length 99
+ ext_from_hex("0063 03000000000000000000000000000000", &mut test);
+ // inbound read from peer id 0 of len 115
+ ext_from_hex("030073", &mut test);
+ // revoke_and_ack and mac
+ ext_from_hex("0085 3d00000000000000000000000000000000000000000000000000000000000000 0b00000000000000000000000000000000000000000000000000000000000000 020d00000000000000000000000000000000000000000000000000000000000000 03000000000000000000000000000000", &mut test);
+
+ // process the now-pending HTLC forward
+ ext_from_hex("07", &mut test);
+ // 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
+
+ // inbound read from peer id 1 of len 18
+ ext_from_hex("030112", &mut test);
+ // message header indicating message length 100
+ ext_from_hex("0064 01000000000000000000000000000000", &mut test);
+ // inbound read from peer id 1 of len 116
+ ext_from_hex("030174", &mut test);
+ // commitment_signed and mac
+ ext_from_hex("0084 3a00000000000000000000000000000000000000000000000000000000000000 00000000000000000000000000000000000000000000000000000000000000390001000000000000000000000000000000000000000000000000000000000000 0000 01000000000000000000000000000000", &mut test);
+
+ // inbound read from peer id 1 of len 18
+ ext_from_hex("030112", &mut test);
+ // message header indicating message length 99
+ ext_from_hex("0063 01000000000000000000000000000000", &mut test);
+ // inbound read from peer id 1 of len 115
+ ext_from_hex("030173", &mut test);
+ // revoke_and_ack and mac
+ ext_from_hex("0085 3a00000000000000000000000000000000000000000000000000000000000000 6400000000000000000000000000000000000000000000000000000000000000 027000000000000000000000000000000000000000000000000000000000000000 01000000000000000000000000000000", &mut test);
+
+ // inbound read from peer id 1 of len 18
+ ext_from_hex("030112", &mut test);
+ // message header indicating message length 44
+ ext_from_hex("002c 01000000000000000000000000000000", &mut test);
+ // inbound read from peer id 1 of len 60
+ ext_from_hex("03013c", &mut test);
+ // update_fail_htlc and mac
+ ext_from_hex("0083 3a00000000000000000000000000000000000000000000000000000000000000 0000000000000001 0000 01000000000000000000000000000000", &mut test);
+
+ // inbound read from peer id 1 of len 18
+ ext_from_hex("030112", &mut test);
+ // message header indicating message length 100
+ ext_from_hex("0064 01000000000000000000000000000000", &mut test);
+ // inbound read from peer id 1 of len 116
+ ext_from_hex("030174", &mut test);
+ // commitment_signed and mac
+ ext_from_hex("0084 3a00000000000000000000000000000000000000000000000000000000000000 00000000000000000000000000000000000000000000000000000000000000390001000000000000000000000000000000000000000000000000000000000000 0000 01000000000000000000000000000000", &mut test);
+
+ // inbound read from peer id 1 of len 18
+ ext_from_hex("030112", &mut test);
+ // message header indicating message length 99
+ ext_from_hex("0063 01000000000000000000000000000000", &mut test);
+ // inbound read from peer id 1 of len 115
+ ext_from_hex("030173", &mut test);
+ // revoke_and_ack and mac
+ ext_from_hex("0085 3a00000000000000000000000000000000000000000000000000000000000000 6500000000000000000000000000000000000000000000000000000000000000 027100000000000000000000000000000000000000000000000000000000000000 01000000000000000000000000000000", &mut test);
+
+ // process the now-pending HTLC forward
+ ext_from_hex("07", &mut test);
+ // 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
+
+ // inbound read from peer id 0 of len 18
+ ext_from_hex("030012", &mut test);
+ // message header indicating message length 99
+ ext_from_hex("0063 03000000000000000000000000000000", &mut test);
+ // inbound read from peer id 0 of len 115
+ ext_from_hex("030073", &mut test);
+ // revoke_and_ack and mac
+ ext_from_hex("0085 3d00000000000000000000000000000000000000000000000000000000000000 0a00000000000000000000000000000000000000000000000000000000000000 020c00000000000000000000000000000000000000000000000000000000000000 03000000000000000000000000000000", &mut test);
+
+ // inbound read from peer id 0 of len 18
+ ext_from_hex("030012", &mut test);
+ // message header indicating message length 100
+ ext_from_hex("0064 03000000000000000000000000000000", &mut test);
+ // inbound read from peer id 0 of len 116
+ ext_from_hex("030074", &mut test);
+ // commitment_signed and mac
+ ext_from_hex("0084 3d00000000000000000000000000000000000000000000000000000000000000 00000000000000000000000000000000000000000000000000000000000000320100000000000000000000000000000000000000000000000000000000000000 0000 03000000000000000000000000000000", &mut test);
+ // client should now respond with revoke_and_ack (CHECK 5 duplicate)
+
+ // inbound read from peer id 0 of len 18
+ ext_from_hex("030012", &mut test);
+ // message header indicating message length 1452
+ ext_from_hex("05ac 03000000000000000000000000000000", &mut test);
+ // inbound read from peer id 0 of len 255
+ ext_from_hex("0300ff", &mut test);
+ // beginning of update_add_htlc from 0 to 1 via client
+ ext_from_hex("0080 3d00000000000000000000000000000000000000000000000000000000000000 0000000000000002 00000000000b0838 ff00000000000000000000000000000000000000000000000000000000000000 000003f0 00 030000000000000000000000000000000000000000000000000000000000000555 12 02030927c0 0401a0 060800000e0000010000 0a00000000000000000000000000000000000000000000000000000000000000 ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff", &mut test);
+ // inbound read from peer id 0 of len 255
+ ext_from_hex("0300ff", &mut test);
+ ext_from_hex("ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff", &mut test);
+ // inbound read from peer id 0 of len 255
+ ext_from_hex("0300ff", &mut test);
+ ext_from_hex("ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff", &mut test);
+ // inbound read from peer id 0 of len 255
+ ext_from_hex("0300ff", &mut test);
+ ext_from_hex("ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff", &mut test);
+ // inbound read from peer id 0 of len 255
+ ext_from_hex("0300ff", &mut test);
+ ext_from_hex("ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff", &mut test);
+ // inbound read from peer id 0 of len 193
+ ext_from_hex("0300c1", &mut test);
+ // end of update_add_htlc from 0 to 1 via client and mac
+ ext_from_hex("ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff 5300000000000000000000000000000000000000000000000000000000000000 03000000000000000000000000000000", &mut test);
+
+ // inbound read from peer id 0 of len 18
+ ext_from_hex("030012", &mut test);
+ // message header indicating message length 164
+ ext_from_hex("00a4 03000000000000000000000000000000", &mut test);
+ // inbound read from peer id 0 of len 180
+ ext_from_hex("0300b4", &mut test);
+ // commitment_signed and mac
+ ext_from_hex("0084 3d00000000000000000000000000000000000000000000000000000000000000 00000000000000000000000000000000000000000000000000000000000000750100000000000000000000000000000000000000000000000000000000000000 0001 00000000000000000000000000000000000000000000000000000000000000670500000000000000000000000000000000000000000000000000000000000006 03000000000000000000000000000000", &mut test);
+ // client should now respond with revoke_and_ack and commitment_signed (CHECK 5/6 duplicates)
+
+ // inbound read from peer id 0 of len 18
+ ext_from_hex("030012", &mut test);
+ // message header indicating message length 99
+ ext_from_hex("0063 03000000000000000000000000000000", &mut test);
+ // inbound read from peer id 0 of len 115
+ ext_from_hex("030073", &mut test);
+ // revoke_and_ack and mac
+ ext_from_hex("0085 3d00000000000000000000000000000000000000000000000000000000000000 0d00000000000000000000000000000000000000000000000000000000000000 020f00000000000000000000000000000000000000000000000000000000000000 03000000000000000000000000000000", &mut test);
+
+ // process the now-pending HTLC forward
+ ext_from_hex("07", &mut test);
+ // client now sends id 1 update_add_htlc and commitment_signed (CHECK 7 duplicate)
+
+ // connect a block with one transaction of len 125
+ ext_from_hex("0c007d", &mut test);
+ // the commitment transaction for channel 3f00000000000000000000000000000000000000000000000000000000000000
+ ext_from_hex("02000000013a000000000000000000000000000000000000000000000000000000000000000000000000000000800258020000000000002200204b0000000000000000000000000000000000000000000000000000000000000014c0000000000000160014280000000000000000000000000000000000000005000020", &mut test);
//
- // 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 00000000000000000000000000000000000000000000000000000000000000210100000000000000000000000000000000000000000000000000000000000000 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 channel_ready (CHECK 3: SendChannelReady 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 020800000000000000000000000000000000000000000000000000000000000000 03000000000000000000000000000000 - channel_ready and mac
- //
- // 01 - new inbound connection with id 1
- // 030132 - inbound read from peer id 1 of len 50
- // 0003000000000000000000000000000000000000000000000000000000000000000703000000000000000000000000000000 - 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
- // 0010 01000000000000000000000000000000 - message header indicating message length 16
- // 030120 - inbound read from peer id 1 of len 32
- // 0010 00021aaa 0008aaa20aaa2a0a9aaa 01000000000000000000000000000000 - init message (type 16) with static_remotekey required, no channel_type/anchors/taproot, and other bits optional and mac
- //
- // 05 01 030200000000000000000000000000000000000000000000000000000000000000 00c350 0003e8 - create outbound channel to peer 1 for 50k sat
- // 00fd - One feerate requests (all returning min feerate) (gonna be ingested by FuzzEstimator)
- //
- // 030112 - inbound read from peer id 1 of len 18
- // 0112 01000000000000000000000000000000 - message header indicating message length 274
- // 0301ff - inbound read from peer id 1 of len 255
- // 0021 0000000000000000000000000000000000000000000000000000000000000e05 0000000000000162 00000000004c4b40 00000000000003e8 00000000000003e8 00000002 03f0 0005 030000000000000000000000000000000000000000000000000000000000000100 030000000000000000000000000000000000000000000000000000000000000200 030000000000000000000000000000000000000000000000000000000000000300 030000000000000000000000000000000000000000000000000000000000000400 030000000000000000000000000000000000000000000000000000000000000500 02660000000000000000000000000000 - beginning of accept_channel
- // 030123 - inbound read from peer id 1 of len 35
- // 0000000000000000000000000000000000 0000 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 3a00000000000000000000000000000000000000000000000000000000000000 000000000000000000000000000000000000000000000000000000000000007c0001000000000000000000000000000000000000000000000000000000000000 01000000000000000000000000000000 - funding_signed message and mac
- //
- // 0b - broadcast funding transaction
- // - by now client should have sent a channel_ready (CHECK 4: SendChannelReady 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 3a00000000000000000000000000000000000000000000000000000000000000 026700000000000000000000000000000000000000000000000000000000000000 01000000000000000000000000000000 - channel_ready 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 000003f0 00 030000000000000000000000000000000000000000000000000000000000000555 11 020203e8 0401a0 060800000e0000010000 0a00000000000000000000000000000000000000000000000000000000000000 ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff - 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 ab00000000000000000000000000000000000000000000000000000000000000 03000000000000000000000000000000 - end of update_add_htlc from 0 to 1 via client 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 00000000000000000000000000000000000000000000000000000000000000300100000000000000000000000000000000000000000000000000000000000000 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 0900000000000000000000000000000000000000000000000000000000000000 020b00000000000000000000000000000000000000000000000000000000000000 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: UpdateHTLCs 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 3a00000000000000000000000000000000000000000000000000000000000000 000000000000000000000000000000000000000000000000000000000000006a0001000000000000000000000000000000000000000000000000000000000000 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 3a00000000000000000000000000000000000000000000000000000000000000 6600000000000000000000000000000000000000000000000000000000000000 026400000000000000000000000000000000000000000000000000000000000000 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 3a00000000000000000000000000000000000000000000000000000000000000 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 3a00000000000000000000000000000000000000000000000000000000000000 00000000000000000000000000000000000000000000000000000000000000100001000000000000000000000000000000000000000000000000000000000000 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 3a00000000000000000000000000000000000000000000000000000000000000 6700000000000000000000000000000000000000000000000000000000000000 026500000000000000000000000000000000000000000000000000000000000000 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 000003f0 00 030000000000000000000000000000000000000000000000000000000000000555 11 020203e8 0401a0 060800000e0000010000 0a00000000000000000000000000000000000000000000000000000000000000 ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff - 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 ab00000000000000000000000000000000000000000000000000000000000000 03000000000000000000000000000000 - end of update_add_htlc from 0 to 1 via client and mac
- //
- // - 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 0800000000000000000000000000000000000000000000000000000000000000 020a00000000000000000000000000000000000000000000000000000000000000 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 00000000000000000000000000000000000000000000000000000000000000c30100000000000000000000000000000000000000000000000000000000000000 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 0b00000000000000000000000000000000000000000000000000000000000000 020d00000000000000000000000000000000000000000000000000000000000000 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 3a00000000000000000000000000000000000000000000000000000000000000 00000000000000000000000000000000000000000000000000000000000000390001000000000000000000000000000000000000000000000000000000000000 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 3a00000000000000000000000000000000000000000000000000000000000000 6400000000000000000000000000000000000000000000000000000000000000 027000000000000000000000000000000000000000000000000000000000000000 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 3a00000000000000000000000000000000000000000000000000000000000000 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 3a00000000000000000000000000000000000000000000000000000000000000 00000000000000000000000000000000000000000000000000000000000000390001000000000000000000000000000000000000000000000000000000000000 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 3a00000000000000000000000000000000000000000000000000000000000000 6500000000000000000000000000000000000000000000000000000000000000 027100000000000000000000000000000000000000000000000000000000000000 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 0a00000000000000000000000000000000000000000000000000000000000000 020c00000000000000000000000000000000000000000000000000000000000000 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 00000000000000000000000000000000000000000000000000000000000000320100000000000000000000000000000000000000000000000000000000000000 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 000003f0 00 030000000000000000000000000000000000000000000000000000000000000555 12 02030927c0 0401a0 060800000e0000010000 0a00000000000000000000000000000000000000000000000000000000000000 ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff - 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 5300000000000000000000000000000000000000000000000000000000000000 03000000000000000000000000000000 - end of update_add_htlc from 0 to 1 via client and mac
- //
- // 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 00000000000000000000000000000000000000000000000000000000000000750100000000000000000000000000000000000000000000000000000000000000 0001 00000000000000000000000000000000000000000000000000000000000000670500000000000000000000000000000000000000000000000000000000000006 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 0d00000000000000000000000000000000000000000000000000000000000000 020f00000000000000000000000000000000000000000000000000000000000000 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
- // 02000000013a000000000000000000000000000000000000000000000000000000000000000000000000000000800258020000000000002200204b0000000000000000000000000000000000000000000000000000000000000014c0000000000000160014280000000000000000000000000000000000000005000020 - the commitment transaction for channel 3f00000000000000000000000000000000000000000000000000000000000000
- //
- // 0c005e - connect a block with one transaction of len 94
- // 0200000001730000000000000000000000000000000000000000000000000000000000000000000000000000000001a701000000000000220020b20000000000000000000000000000000000000000000000000000000000000000000000 - the HTLC timeout 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
- //
- // 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)
+ // connect a block with one transaction of len 94
+ ext_from_hex("0c005e", &mut test);
+ // the HTLC timeout transaction
+ ext_from_hex("0200000001730000000000000000000000000000000000000000000000000000000000000000000000000000000001a701000000000000220020b20000000000000000000000000000000000000000000000000000000000000000000000", &mut test);
+ // connect a block with no transactions
+ ext_from_hex("0c0000", &mut test);
+ // connect a block with no transactions
+ ext_from_hex("0c0000", &mut test);
+ // connect a block with no transactions
+ ext_from_hex("0c0000", &mut test);
+ // connect a block with no transactions
+ ext_from_hex("0c0000", &mut test);
+ // connect a block with no transactions
+ ext_from_hex("0c0000", &mut test);
+
+ // process the now-pending HTLC forward
+ ext_from_hex("07", &mut test);
+ // 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(&<Vec<u8>>::from_hex("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fffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff0300ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff0300ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff0300ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff0300c1ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff53000000000000000000000000000000000000000000000000000000000000000300000000000000000000000000000003001200a4030000000000000000000000000000000300b400843d00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000007501000000000000000000000000000000000000000000000000000000000000000001000000000000000000000000000000000000000000000000000000000000006705000000000000000000000000000000000000000000000000000000000000060300000000000000000000000000000003001200630300000000000000000000000000000003007300853d000000000000000000000000000000000000000000000000000000000000000d00000000000000000000000000000000000000000000000000000000000000020f0000000000000000000000000000000000000000000000000000000000000003000000000000000000000000000000070c007d02000000013a000000000000000000000000000000000000000000000000000000000000000000000000000000800258020000000000002200204b0000000000000000000000000000000000000000000000000000000000000014c00000000000001600142800000000000000000000000000000000000000050000200c005e0200000001730000000000000000000000000000000000000000000000000000000000000000000000000000000001a701000000000000220020b200000000000000000000000000000000000000000000000000000000000000000000000c00000c00000c00000c00000c000007").unwrap(), &(Arc::clone(&logger) as Arc<dyn Logger>));
+ super::do_test(&test, &(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 030000000000000000000000000000000000000000000000000000000000000002 for channel ff4f00f805273c1b203bb5ebf8436bfde57b3be8c2f5e95d9491dbb181909679".to_string())), Some(&1)); // 1
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
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
}
+
+ #[test]
+ fn test_gossip_exchange_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 exchange some gossip
+ // messages. Obviously this is pretty finicky, so this should be updated pretty liberally,
+ // but at least we'll know when changes occur.
+ // This test serves as a pretty good 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 !
+
+ let mut test = Vec::new();
+
+ // our network key
+ ext_from_hex("0100000000000000000000000000000000000000000000000000000000000000", &mut test);
+ // config
+ ext_from_hex("0000000000900000000000000000640001000000000001ffff0000000000000000ffffffffffffffffffffffffffffffff0000000000000000ffffffffffffffff000000ffffffff00ffff1a000400010000020400000000040200000a08ffffffffffffffff0001000000", &mut test);
+
+ // new outbound connection with id 0
+ ext_from_hex("00", &mut test);
+ // peer's pubkey
+ ext_from_hex("030000000000000000000000000000000000000000000000000000000000000002", &mut test);
+ // inbound read from peer id 0 of len 50
+ ext_from_hex("030032", &mut test);
+ // noise act two (0||pubkey||mac)
+ ext_from_hex("00 030000000000000000000000000000000000000000000000000000000000000002 03000000000000000000000000000000", &mut test);
+
+ // inbound read from peer id 0 of len 18
+ ext_from_hex("030012", &mut test);
+ // message header indicating message length 16
+ ext_from_hex("0010 03000000000000000000000000000000", &mut test);
+ // inbound read from peer id 0 of len 32
+ ext_from_hex("030020", &mut test);
+ // init message (type 16) with static_remotekey required, no channel_type/anchors/taproot, and other bits optional and mac
+ ext_from_hex("0010 00021aaa 0008aaa20aaa2a0a9aaa 03000000000000000000000000000000", &mut test);
+
+ // new inbound connection with id 1
+ ext_from_hex("01", &mut test);
+ // inbound read from peer id 1 of len 50
+ ext_from_hex("030132", &mut test);
+ // inbound noise act 1
+ ext_from_hex("0003000000000000000000000000000000000000000000000000000000000000000703000000000000000000000000000000", &mut test);
+ // inbound read from peer id 1 of len 66
+ ext_from_hex("030142", &mut test);
+ // inbound noise act 3
+ ext_from_hex("000302000000000000000000000000000000000000000000000000000000000000000300000000000000000000000000000003000000000000000000000000000000", &mut test);
+
+ // inbound read from peer id 1 of len 18
+ ext_from_hex("030112", &mut test);
+ // message header indicating message length 16
+ ext_from_hex("0010 01000000000000000000000000000000", &mut test);
+ // inbound read from peer id 1 of len 32
+ ext_from_hex("030120", &mut test);
+ // init message (type 16) with static_remotekey required, no channel_type/anchors/taproot, and other bits optional and mac
+ ext_from_hex("0010 00021aaa 0008aaa20aaa2a0a9aaa 01000000000000000000000000000000", &mut test);
+
+ // inbound read from peer id 0 of len 18
+ ext_from_hex("030012", &mut test);
+ // message header indicating message length 432
+ ext_from_hex("01b0 03000000000000000000000000000000", &mut test);
+ // inbound read from peer id 0 of len 255
+ ext_from_hex("0300ff", &mut test);
+ // First part of channel_announcement (type 256)
+ ext_from_hex("0100 00000000000000000000000000000000000000000000000000000000000000b20303030303030303030303030303030303030303030303030303030303030303 00000000000000000000000000000000000000000000000000000000000000b20202020202020202020202020202020202020202020202020202020202020202 00000000000000000000000000000000000000000000000000000000000000b20303030303030303030303030303030303030303030303030303030303030303 00000000000000000000000000000000000000000000000000000000000000b20202020202020202020202020202020202020202020202020202020202", &mut test);
+ // inbound read from peer id 0 of len 193
+ ext_from_hex("0300c1", &mut test);
+ // Last part of channel_announcement and mac
+ ext_from_hex("020202 00006fe28c0ab6f1b372c1a6a246ae63f74f931e8365e15a089c68d6190000000000000000000000002a030303030303030303030303030303030303030303030303030303030303030303020202020202020202020202020202020202020202020202020202020202020202030303030303030303030303030303030303030303030303030303030303030303020202020202020202020202020202020202020202020202020202020202020202 03000000000000000000000000000000", &mut test);
+
+ // inbound read from peer id 0 of len 18
+ ext_from_hex("030012", &mut test);
+ // message header indicating message length 138
+ ext_from_hex("008a 03000000000000000000000000000000", &mut test);
+ // inbound read from peer id 0 of len 154
+ ext_from_hex("03009a", &mut test);
+ // channel_update (type 258) and mac
+ ext_from_hex("0102 00000000000000000000000000000000000000000000000000000000000000a60303030303030303030303030303030303030303030303030303030303030303 6fe28c0ab6f1b372c1a6a246ae63f74f931e8365e15a089c68d6190000000000 000000000000002a0000002c01000028000000000000000000000000000000000000000005f5e100 03000000000000000000000000000000", &mut test);
+
+ // inbound read from peer id 0 of len 18
+ ext_from_hex("030012", &mut test);
+ // message header indicating message length 142
+ ext_from_hex("008e 03000000000000000000000000000000", &mut test);
+ // inbound read from peer id 0 of len 158
+ ext_from_hex("03009e", &mut test);
+ // node_announcement (type 257) and mac
+ ext_from_hex("0101 00000000000000000000000000000000000000000000000000000000000000280303030303030303030303030303030303030303030303030303030303030303 00000000002b03030303030303030303030303030303030303030303030303030303030303030300000000000000000000000000000000000000000000000000000000000000000000000000 03000000000000000000000000000000", &mut test);
+
+ let logger = Arc::new(TrackingLogger { lines: Mutex::new(HashMap::new()) });
+ super::do_test(&test, &(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(), "Sending message to all peers except Some(PublicKey(0000000000000000000000000000000000000000000000000000000000000002ff00000000000000000000000000000000000000000000000000000000000002)) or the announced channel's counterparties: ChannelAnnouncement { node_signature_1: 3026020200b202200303030303030303030303030303030303030303030303030303030303030303, node_signature_2: 3026020200b202200202020202020202020202020202020202020202020202020202020202020202, bitcoin_signature_1: 3026020200b202200303030303030303030303030303030303030303030303030303030303030303, bitcoin_signature_2: 3026020200b202200202020202020202020202020202020202020202020202020202020202020202, contents: UnsignedChannelAnnouncement { features: [], chain_hash: 6fe28c0ab6f1b372c1a6a246ae63f74f931e8365e15a089c68d6190000000000, short_channel_id: 42, node_id_1: NodeId(030303030303030303030303030303030303030303030303030303030303030303), node_id_2: NodeId(020202020202020202020202020202020202020202020202020202020202020202), bitcoin_key_1: NodeId(030303030303030303030303030303030303030303030303030303030303030303), bitcoin_key_2: NodeId(020202020202020202020202020202020202020202020202020202020202020202), excess_data: [] } }".to_string())), Some(&1));
+ assert_eq!(log_entries.get(&("lightning::ln::peer_handler".to_string(), "Sending message to all peers except Some(PublicKey(0000000000000000000000000000000000000000000000000000000000000002ff00000000000000000000000000000000000000000000000000000000000002)): ChannelUpdate { signature: 3026020200a602200303030303030303030303030303030303030303030303030303030303030303, contents: UnsignedChannelUpdate { chain_hash: 6fe28c0ab6f1b372c1a6a246ae63f74f931e8365e15a089c68d6190000000000, short_channel_id: 42, timestamp: 44, flags: 0, cltv_expiry_delta: 40, htlc_minimum_msat: 0, htlc_maximum_msat: 100000000, fee_base_msat: 0, fee_proportional_millionths: 0, excess_data: [] } }".to_string())), Some(&1));
+ assert_eq!(log_entries.get(&("lightning::ln::peer_handler".to_string(), "Sending message to all peers except Some(PublicKey(0000000000000000000000000000000000000000000000000000000000000002ff00000000000000000000000000000000000000000000000000000000000002)) or the announced node: NodeAnnouncement { signature: 302502012802200303030303030303030303030303030303030303030303030303030303030303, contents: UnsignedNodeAnnouncement { features: [], timestamp: 43, node_id: NodeId(030303030303030303030303030303030303030303030303030303030303030303), rgb: [0, 0, 0], alias: NodeAlias([0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]), addresses: [], excess_address_data: [], excess_data: [] } }".to_string())), Some(&1));
+ }
}
amount: None,
si_prefix: None,
timestamp: None,
- tagged_fields: Vec::new(),
+ tagged_fields: Vec::with_capacity(8),
error: None,
phantom_d: core::marker::PhantomData,
lightning = { version = "0.0.121", path = "../lightning", default-features = false, features = ["std", "_test_utils"] }
tokio = { version = "1.35.0", features = ["full"] }
-[target.'cfg(not(no_download))'.dev-dependencies]
+[target.'cfg(all(not(target_os = "windows"), not(no_download)))'.dev-dependencies]
electrsd = { version = "0.26.0", default-features = false, features = ["legacy", "esplora_a33e97e1", "bitcoind_25_0"] }
-[target.'cfg(no_download)'.dev-dependencies]
+[target.'cfg(all(not(target_os = "windows"), no_download))'.dev-dependencies]
electrsd = { version = "0.26.0", default-features = false, features = ["legacy"] }
-#![cfg(any(feature = "esplora-blocking", feature = "esplora-async", feature = "electrum"))]
+#![cfg(all(not(target_os = "windows"), any(feature = "esplora-blocking", feature = "esplora-async", feature = "electrum")))]
#[cfg(any(feature = "esplora-blocking", feature = "esplora-async"))]
use lightning_transaction_sync::EsploraSyncClient;
/// Create a one-hop blinded path for a payment.
pub fn one_hop_for_payment<ES: EntropySource + ?Sized, T: secp256k1::Signing + secp256k1::Verification>(
- payee_node_id: PublicKey, payee_tlvs: payment::ReceiveTlvs, entropy_source: &ES,
- secp_ctx: &Secp256k1<T>
+ payee_node_id: PublicKey, payee_tlvs: payment::ReceiveTlvs, min_final_cltv_expiry_delta: u16,
+ entropy_source: &ES, secp_ctx: &Secp256k1<T>
) -> Result<(BlindedPayInfo, Self), ()> {
// This value is not considered in pathfinding for 1-hop blinded paths, because it's intended to
// be in relation to a specific channel.
let htlc_maximum_msat = u64::max_value();
Self::new_for_payment(
- &[], payee_node_id, payee_tlvs, htlc_maximum_msat, entropy_source, secp_ctx
+ &[], payee_node_id, payee_tlvs, htlc_maximum_msat, min_final_cltv_expiry_delta,
+ entropy_source, secp_ctx
)
}
// TODO: make all payloads the same size with padding + add dummy hops
pub fn new_for_payment<ES: EntropySource + ?Sized, T: secp256k1::Signing + secp256k1::Verification>(
intermediate_nodes: &[payment::ForwardNode], payee_node_id: PublicKey,
- payee_tlvs: payment::ReceiveTlvs, htlc_maximum_msat: u64, entropy_source: &ES,
- secp_ctx: &Secp256k1<T>
+ payee_tlvs: payment::ReceiveTlvs, htlc_maximum_msat: u64, min_final_cltv_expiry_delta: u16,
+ entropy_source: &ES, secp_ctx: &Secp256k1<T>
) -> Result<(BlindedPayInfo, Self), ()> {
let blinding_secret_bytes = entropy_source.get_secure_random_bytes();
let blinding_secret = SecretKey::from_slice(&blinding_secret_bytes[..]).expect("RNG is busted");
- let blinded_payinfo = payment::compute_payinfo(intermediate_nodes, &payee_tlvs, htlc_maximum_msat)?;
+ let blinded_payinfo = payment::compute_payinfo(
+ intermediate_nodes, &payee_tlvs, htlc_maximum_msat, min_final_cltv_expiry_delta
+ )?;
Ok((blinded_payinfo, BlindedPath {
introduction_node_id: intermediate_nodes.first().map_or(payee_node_id, |n| n.node_id),
blinding_point: PublicKey::from_secret_key(secp_ctx, &blinding_secret),
}
pub(super) fn compute_payinfo(
- intermediate_nodes: &[ForwardNode], payee_tlvs: &ReceiveTlvs, payee_htlc_maximum_msat: u64
+ intermediate_nodes: &[ForwardNode], payee_tlvs: &ReceiveTlvs, payee_htlc_maximum_msat: u64,
+ min_final_cltv_expiry_delta: u16
) -> Result<BlindedPayInfo, ()> {
let mut curr_base_fee: u64 = 0;
let mut curr_prop_mil: u64 = 0;
- let mut cltv_expiry_delta: u16 = 0;
+ let mut cltv_expiry_delta: u16 = min_final_cltv_expiry_delta;
for tlvs in intermediate_nodes.iter().rev().map(|n| &n.tlvs) {
// In the future, we'll want to take the intersection of all supported features for the
// `BlindedPayInfo`, but there are no features in that context right now.
use crate::blinded_path::payment::{ForwardNode, ForwardTlvs, ReceiveTlvs, PaymentConstraints, PaymentRelay};
use crate::ln::PaymentSecret;
use crate::ln::features::BlindedHopFeatures;
+ use crate::ln::functional_test_utils::TEST_FINAL_CLTV;
#[test]
fn compute_payinfo() {
},
};
let htlc_maximum_msat = 100_000;
- let blinded_payinfo = super::compute_payinfo(&intermediate_nodes[..], &recv_tlvs, htlc_maximum_msat).unwrap();
+ let blinded_payinfo = super::compute_payinfo(&intermediate_nodes[..], &recv_tlvs, htlc_maximum_msat, 12).unwrap();
assert_eq!(blinded_payinfo.fee_base_msat, 201);
assert_eq!(blinded_payinfo.fee_proportional_millionths, 1001);
- assert_eq!(blinded_payinfo.cltv_expiry_delta, 288);
+ assert_eq!(blinded_payinfo.cltv_expiry_delta, 300);
assert_eq!(blinded_payinfo.htlc_minimum_msat, 900);
assert_eq!(blinded_payinfo.htlc_maximum_msat, htlc_maximum_msat);
}
htlc_minimum_msat: 1,
},
};
- let blinded_payinfo = super::compute_payinfo(&[], &recv_tlvs, 4242).unwrap();
+ let blinded_payinfo = super::compute_payinfo(&[], &recv_tlvs, 4242, TEST_FINAL_CLTV as u16).unwrap();
assert_eq!(blinded_payinfo.fee_base_msat, 0);
assert_eq!(blinded_payinfo.fee_proportional_millionths, 0);
- assert_eq!(blinded_payinfo.cltv_expiry_delta, 0);
+ assert_eq!(blinded_payinfo.cltv_expiry_delta, TEST_FINAL_CLTV as u16);
assert_eq!(blinded_payinfo.htlc_minimum_msat, 1);
assert_eq!(blinded_payinfo.htlc_maximum_msat, 4242);
}
},
};
let htlc_maximum_msat = 100_000;
- let blinded_payinfo = super::compute_payinfo(&intermediate_nodes[..], &recv_tlvs, htlc_maximum_msat).unwrap();
+ let blinded_payinfo = super::compute_payinfo(&intermediate_nodes[..], &recv_tlvs, htlc_maximum_msat, TEST_FINAL_CLTV as u16).unwrap();
assert_eq!(blinded_payinfo.htlc_minimum_msat, 2_000);
}
},
};
let htlc_minimum_msat = 3798;
- assert!(super::compute_payinfo(&intermediate_nodes[..], &recv_tlvs, htlc_minimum_msat - 1).is_err());
+ assert!(super::compute_payinfo(&intermediate_nodes[..], &recv_tlvs, htlc_minimum_msat - 1, TEST_FINAL_CLTV as u16).is_err());
let htlc_maximum_msat = htlc_minimum_msat + 1;
- let blinded_payinfo = super::compute_payinfo(&intermediate_nodes[..], &recv_tlvs, htlc_maximum_msat).unwrap();
+ let blinded_payinfo = super::compute_payinfo(&intermediate_nodes[..], &recv_tlvs, htlc_maximum_msat, TEST_FINAL_CLTV as u16).unwrap();
assert_eq!(blinded_payinfo.htlc_minimum_msat, htlc_minimum_msat);
assert_eq!(blinded_payinfo.htlc_maximum_msat, htlc_maximum_msat);
}
},
};
- let blinded_payinfo = super::compute_payinfo(&intermediate_nodes[..], &recv_tlvs, 10_000).unwrap();
+ let blinded_payinfo = super::compute_payinfo(&intermediate_nodes[..], &recv_tlvs, 10_000, TEST_FINAL_CLTV as u16).unwrap();
assert_eq!(blinded_payinfo.htlc_maximum_msat, 3997);
}
}
)
}
}
+
+ /// Triggers rebroadcasts of pending claims from force-closed channels after a transaction
+ /// signature generation failure.
+ ///
+ /// `monitor_opt` can be used as a filter to only trigger them for a specific channel monitor.
+ pub fn signer_unblocked(&self, monitor_opt: Option<OutPoint>) {
+ let monitors = self.monitors.read().unwrap();
+ if let Some(funding_txo) = monitor_opt {
+ if let Some(monitor_holder) = monitors.get(&funding_txo) {
+ monitor_holder.monitor.signer_unblocked(
+ &*self.broadcaster, &*self.fee_estimator, &self.logger
+ )
+ }
+ } else {
+ for (_, monitor_holder) in &*monitors {
+ monitor_holder.monitor.signer_unblocked(
+ &*self.broadcaster, &*self.fee_estimator, &self.logger
+ )
+ }
+ }
+ }
}
impl<ChannelSigner: WriteableEcdsaChannelSigner, C: Deref, T: Deref, F: Deref, L: Deref, P: Deref>
use crate::chain::chaininterface::{BroadcasterInterface, FeeEstimator, LowerBoundedFeeEstimator};
use crate::chain::transaction::{OutPoint, TransactionData};
use crate::sign::{ChannelDerivationParameters, HTLCDescriptor, SpendableOutputDescriptor, StaticPaymentOutputDescriptor, DelayedPaymentOutputDescriptor, ecdsa::WriteableEcdsaChannelSigner, SignerProvider, EntropySource};
-use crate::chain::onchaintx::{ClaimEvent, OnchainTxHandler};
+use crate::chain::onchaintx::{ClaimEvent, FeerateStrategy, OnchainTxHandler};
use crate::chain::package::{CounterpartyOfferedHTLCOutput, CounterpartyReceivedHTLCOutput, HolderFundingOutput, HolderHTLCOutput, PackageSolvingData, PackageTemplate, RevokedOutput, RevokedHTLCOutput};
use crate::chain::Filter;
use crate::util::logger::{Logger, Record};
self.inner.lock().unwrap().counterparty_node_id
}
- /// Used by [`ChannelManager`] deserialization to broadcast the latest holder state if its copy
- /// of the channel state was out-of-date.
- ///
- /// You may also use this to broadcast the latest local commitment transaction, either because
+ /// You may use this to broadcast the latest local commitment transaction, either because
/// a monitor update failed or because we've fallen behind (i.e. we've received proof that our
/// counterparty side knows a revocation secret we gave them that they shouldn't know).
///
- /// Broadcasting these transactions in the second case is UNSAFE, as they allow counterparty
+ /// Broadcasting these transactions in this manner is UNSAFE, as they allow counterparty
/// side to punish you. Nevertheless you may want to broadcast them if counterparty doesn't
/// close channel with their commitment transaction after a substantial amount of time. Best
/// may be to contact the other node operator out-of-band to coordinate other options available
/// to you.
- ///
- /// [`ChannelManager`]: crate::ln::channelmanager::ChannelManager
- pub fn get_latest_holder_commitment_txn<L: Deref>(&self, logger: &L) -> Vec<Transaction>
- where L::Target: Logger {
+ pub fn broadcast_latest_holder_commitment_txn<B: Deref, F: Deref, L: Deref>(
+ &self, broadcaster: &B, fee_estimator: &F, logger: &L
+ )
+ where
+ B::Target: BroadcasterInterface,
+ F::Target: FeeEstimator,
+ L::Target: Logger
+ {
let mut inner = self.inner.lock().unwrap();
+ let fee_estimator = LowerBoundedFeeEstimator::new(&**fee_estimator);
let logger = WithChannelMonitor::from_impl(logger, &*inner);
- inner.get_latest_holder_commitment_txn(&logger)
+ inner.queue_latest_holder_commitment_txn_for_broadcast(broadcaster, &fee_estimator, &logger);
}
- /// Unsafe test-only version of get_latest_holder_commitment_txn used by our test framework
+ /// Unsafe test-only version of `broadcast_latest_holder_commitment_txn` used by our test framework
/// to bypass HolderCommitmentTransaction state update lockdown after signature and generate
/// revoked commitment transaction.
#[cfg(any(test, feature = "unsafe_revoked_tx_signing"))]
let logger = WithChannelMonitor::from_impl(logger, &*inner);
let current_height = inner.best_block.height;
inner.onchain_tx_handler.rebroadcast_pending_claims(
- current_height, &broadcaster, &fee_estimator, &logger,
+ current_height, FeerateStrategy::HighestOfPreviousOrNew, &broadcaster, &fee_estimator, &logger,
+ );
+ }
+
+ /// Triggers rebroadcasts of pending claims from a force-closed channel after a transaction
+ /// signature generation failure.
+ pub fn signer_unblocked<B: Deref, F: Deref, L: Deref>(
+ &self, broadcaster: B, fee_estimator: F, logger: &L,
+ )
+ where
+ B::Target: BroadcasterInterface,
+ F::Target: FeeEstimator,
+ L::Target: Logger,
+ {
+ let fee_estimator = LowerBoundedFeeEstimator::new(fee_estimator);
+ let mut inner = self.inner.lock().unwrap();
+ let logger = WithChannelMonitor::from_impl(logger, &*inner);
+ let current_height = inner.best_block.height;
+ inner.onchain_tx_handler.rebroadcast_pending_claims(
+ current_height, FeerateStrategy::RetryPrevious, &broadcaster, &fee_estimator, &logger,
);
}
pub fn set_counterparty_payment_script(&self, script: ScriptBuf) {
self.inner.lock().unwrap().counterparty_payment_script = script;
}
+
+ #[cfg(test)]
+ pub fn do_signer_call<F: FnMut(&Signer) -> ()>(&self, mut f: F) {
+ let inner = self.inner.lock().unwrap();
+ f(&inner.onchain_tx_handler.signer);
+ }
}
impl<Signer: WriteableEcdsaChannelSigner> ChannelMonitorImpl<Signer> {
} else if !self.holder_tx_signed {
log_error!(logger, "WARNING: You have a potentially-unsafe holder commitment transaction available to broadcast");
log_error!(logger, " in channel monitor for channel {}!", &self.channel_id());
- log_error!(logger, " Read the docs for ChannelMonitor::get_latest_holder_commitment_txn and take manual action!");
+ log_error!(logger, " Read the docs for ChannelMonitor::broadcast_latest_holder_commitment_txn to take manual action!");
} else {
// If we generated a MonitorEvent::HolderForceClosed, the ChannelManager
// will still give us a ChannelForceClosed event with !should_broadcast, but we
}
}
- fn get_latest_holder_commitment_txn<L: Deref>(
- &mut self, logger: &WithChannelMonitor<L>,
- ) -> Vec<Transaction> where L::Target: Logger {
- log_debug!(logger, "Getting signed latest holder commitment transaction!");
- self.holder_tx_signed = true;
- let commitment_tx = self.onchain_tx_handler.get_fully_signed_holder_tx(&self.funding_redeemscript);
- let txid = commitment_tx.txid();
- let mut holder_transactions = vec![commitment_tx];
- // When anchor outputs are present, the HTLC transactions are only valid once the commitment
- // transaction confirms.
- if self.onchain_tx_handler.channel_type_features().supports_anchors_zero_fee_htlc_tx() {
- return holder_transactions;
- }
- for htlc in self.current_holder_commitment_tx.htlc_outputs.iter() {
- if let Some(vout) = htlc.0.transaction_output_index {
- let preimage = if !htlc.0.offered {
- if let Some(preimage) = self.payment_preimages.get(&htlc.0.payment_hash) { Some(preimage.clone()) } else {
- // We can't build an HTLC-Success transaction without the preimage
- continue;
- }
- } else if htlc.0.cltv_expiry > self.best_block.height() + 1 {
- // Don't broadcast HTLC-Timeout transactions immediately as they don't meet the
- // current locktime requirements on-chain. We will broadcast them in
- // `block_confirmed` when `should_broadcast_holder_commitment_txn` returns true.
- // Note that we add + 1 as transactions are broadcastable when they can be
- // confirmed in the next block.
- continue;
- } else { None };
- if let Some(htlc_tx) = self.onchain_tx_handler.get_fully_signed_htlc_tx(
- &::bitcoin::OutPoint { txid, vout }, &preimage) {
- holder_transactions.push(htlc_tx);
- }
- }
- }
- // We throw away the generated waiting_first_conf data as we aren't (yet) confirmed and we don't actually know what the caller wants to do.
- // The data will be re-generated and tracked in check_spend_holder_transaction if we get a confirmation.
- holder_transactions
- }
-
#[cfg(any(test,feature = "unsafe_revoked_tx_signing"))]
/// Note that this includes possibly-locktimed-in-the-future transactions!
fn unsafe_get_latest_holder_commitment_txn<L: Deref>(
continue;
}
} else { None };
- if let Some(htlc_tx) = self.onchain_tx_handler.get_fully_signed_htlc_tx(
- &::bitcoin::OutPoint { txid, vout }, &preimage) {
- holder_transactions.push(htlc_tx);
+ if let Some(htlc_tx) = self.onchain_tx_handler.get_maybe_signed_htlc_tx(
+ &::bitcoin::OutPoint { txid, vout }, &preimage
+ ) {
+ if htlc_tx.is_fully_signed() {
+ holder_transactions.push(htlc_tx.0);
+ }
}
}
}
use crate::chain::chaininterface::{ConfirmationTarget, FeeEstimator, BroadcasterInterface, LowerBoundedFeeEstimator};
use crate::chain::channelmonitor::{ANTI_REORG_DELAY, CLTV_SHARED_CLAIM_BUFFER};
use crate::chain::package::{PackageSolvingData, PackageTemplate};
+use crate::chain::transaction::MaybeSignedTransaction;
use crate::util::logger::Logger;
use crate::util::ser::{Readable, ReadableArgs, MaybeReadable, UpgradableRequired, Writer, Writeable, VecWriter};
/// control) onchain.
pub(crate) enum OnchainClaim {
/// A finalized transaction pending confirmation spending the output to claim.
- Tx(Transaction),
+ Tx(MaybeSignedTransaction),
/// An event yielded externally to signal additional inputs must be added to a transaction
/// pending confirmation spending the output to claim.
Event(ClaimEvent),
}
+/// Represents the different feerate strategies a pending request can use when generating a claim.
+pub(crate) enum FeerateStrategy {
+ /// We must reuse the most recently used feerate, if any.
+ RetryPrevious,
+ /// We must pick the highest between the most recently used and the current feerate estimate.
+ HighestOfPreviousOrNew,
+ /// We must force a bump of the most recently used feerate, either by using the current feerate
+ /// estimate if it's higher, or manually bumping.
+ ForceBump,
+}
+
/// OnchainTxHandler receives claiming requests, aggregates them if it's sound, broadcast and
/// do RBF bumping if possible.
#[derive(Clone)]
/// invoking this every 30 seconds, or lower if running in an environment with spotty
/// connections, like on mobile.
pub(super) fn rebroadcast_pending_claims<B: Deref, F: Deref, L: Logger>(
- &mut self, current_height: u32, broadcaster: &B, fee_estimator: &LowerBoundedFeeEstimator<F>,
- logger: &L,
+ &mut self, current_height: u32, feerate_strategy: FeerateStrategy, broadcaster: &B,
+ fee_estimator: &LowerBoundedFeeEstimator<F>, logger: &L,
)
where
B::Target: BroadcasterInterface,
bump_requests.push((*claim_id, request.clone()));
}
for (claim_id, request) in bump_requests {
- self.generate_claim(current_height, &request, false /* force_feerate_bump */, fee_estimator, logger)
+ self.generate_claim(current_height, &request, &feerate_strategy, fee_estimator, logger)
.map(|(_, new_feerate, claim)| {
let mut bumped_feerate = false;
if let Some(mut_request) = self.pending_claim_requests.get_mut(&claim_id) {
}
match claim {
OnchainClaim::Tx(tx) => {
- let log_start = if bumped_feerate { "Broadcasting RBF-bumped" } else { "Rebroadcasting" };
- log_info!(logger, "{} onchain {}", log_start, log_tx!(tx));
- broadcaster.broadcast_transactions(&[&tx]);
+ if tx.is_fully_signed() {
+ let log_start = if bumped_feerate { "Broadcasting RBF-bumped" } else { "Rebroadcasting" };
+ log_info!(logger, "{} onchain {}", log_start, log_tx!(tx.0));
+ broadcaster.broadcast_transactions(&[&tx.0]);
+ } else {
+ log_info!(logger, "Waiting for signature of unsigned onchain transaction {}", tx.0.txid());
+ }
},
OnchainClaim::Event(event) => {
let log_start = if bumped_feerate { "Yielding fee-bumped" } else { "Replaying" };
/// Panics if there are signing errors, because signing operations in reaction to on-chain
/// events are not expected to fail, and if they do, we may lose funds.
fn generate_claim<F: Deref, L: Logger>(
- &mut self, cur_height: u32, cached_request: &PackageTemplate, force_feerate_bump: bool,
+ &mut self, cur_height: u32, cached_request: &PackageTemplate, feerate_strategy: &FeerateStrategy,
fee_estimator: &LowerBoundedFeeEstimator<F>, logger: &L,
) -> Option<(u32, u64, OnchainClaim)>
where F::Target: FeeEstimator,
if cached_request.is_malleable() {
if cached_request.requires_external_funding() {
let target_feerate_sat_per_1000_weight = cached_request.compute_package_feerate(
- fee_estimator, ConfirmationTarget::OnChainSweep, force_feerate_bump
+ fee_estimator, ConfirmationTarget::OnChainSweep, feerate_strategy,
);
if let Some(htlcs) = cached_request.construct_malleable_package_with_external_funding(self) {
return Some((
let predicted_weight = cached_request.package_weight(&self.destination_script);
if let Some((output_value, new_feerate)) = cached_request.compute_package_output(
predicted_weight, self.destination_script.dust_value().to_sat(),
- force_feerate_bump, fee_estimator, logger,
+ feerate_strategy, fee_estimator, logger,
) {
assert!(new_feerate != 0);
- let transaction = cached_request.finalize_malleable_package(
+ let transaction = cached_request.maybe_finalize_malleable_package(
cur_height, self, output_value, self.destination_script.clone(), logger
).unwrap();
- log_trace!(logger, "...with timer {} and feerate {}", new_timer, new_feerate);
- assert!(predicted_weight >= transaction.weight().to_wu());
+ assert!(predicted_weight >= transaction.0.weight().to_wu());
return Some((new_timer, new_feerate, OnchainClaim::Tx(transaction)));
}
} else {
// which require external funding.
let mut inputs = cached_request.inputs();
debug_assert_eq!(inputs.len(), 1);
- let tx = match cached_request.finalize_untractable_package(self, logger) {
+ let tx = match cached_request.maybe_finalize_untractable_package(self, logger) {
Some(tx) => tx,
None => return None,
};
// Commitment inputs with anchors support are the only untractable inputs supported
// thus far that require external funding.
PackageSolvingData::HolderFundingOutput(output) => {
- debug_assert_eq!(tx.txid(), self.holder_commitment.trust().txid(),
+ debug_assert_eq!(tx.0.txid(), self.holder_commitment.trust().txid(),
"Holder commitment transaction mismatch");
let conf_target = ConfirmationTarget::OnChainSweep;
let package_target_feerate_sat_per_1000_weight = cached_request
- .compute_package_feerate(fee_estimator, conf_target, force_feerate_bump);
+ .compute_package_feerate(fee_estimator, conf_target, feerate_strategy);
if let Some(input_amount_sat) = output.funding_amount {
- let fee_sat = input_amount_sat - tx.output.iter().map(|output| output.value).sum::<u64>();
+ let fee_sat = input_amount_sat - tx.0.output.iter().map(|output| output.value).sum::<u64>();
let commitment_tx_feerate_sat_per_1000_weight =
- compute_feerate_sat_per_1000_weight(fee_sat, tx.weight().to_wu());
+ compute_feerate_sat_per_1000_weight(fee_sat, tx.0.weight().to_wu());
if commitment_tx_feerate_sat_per_1000_weight >= package_target_feerate_sat_per_1000_weight {
- log_debug!(logger, "Pre-signed {} already has feerate {} sat/kW above required {} sat/kW",
- log_tx!(tx), commitment_tx_feerate_sat_per_1000_weight,
+ log_debug!(logger, "Pre-signed commitment {} already has feerate {} sat/kW above required {} sat/kW",
+ tx.0.txid(), commitment_tx_feerate_sat_per_1000_weight,
package_target_feerate_sat_per_1000_weight);
return Some((new_timer, 0, OnchainClaim::Tx(tx.clone())));
}
// We'll locate an anchor output we can spend within the commitment transaction.
let funding_pubkey = &self.channel_transaction_parameters.holder_pubkeys.funding_pubkey;
- match chan_utils::get_anchor_output(&tx, funding_pubkey) {
+ match chan_utils::get_anchor_output(&tx.0, funding_pubkey) {
// An anchor output was found, so we should yield a funding event externally.
Some((idx, _)) => {
// TODO: Use a lower confirmation target when both our and the
package_target_feerate_sat_per_1000_weight as u64,
OnchainClaim::Event(ClaimEvent::BumpCommitment {
package_target_feerate_sat_per_1000_weight,
- commitment_tx: tx.clone(),
+ commitment_tx: tx.0.clone(),
anchor_output_idx: idx,
}),
))
// height timer expiration (i.e in how many blocks we're going to take action).
for mut req in preprocessed_requests {
if let Some((new_timer, new_feerate, claim)) = self.generate_claim(
- cur_height, &req, true /* force_feerate_bump */, &*fee_estimator, &*logger,
+ cur_height, &req, &FeerateStrategy::ForceBump, &*fee_estimator, &*logger,
) {
req.set_timer(new_timer);
req.set_feerate(new_feerate);
// `OnchainClaim`.
let claim_id = match claim {
OnchainClaim::Tx(tx) => {
- log_info!(logger, "Broadcasting onchain {}", log_tx!(tx));
- broadcaster.broadcast_transactions(&[&tx]);
- ClaimId(tx.txid().to_byte_array())
+ if tx.is_fully_signed() {
+ log_info!(logger, "Broadcasting onchain {}", log_tx!(tx.0));
+ broadcaster.broadcast_transactions(&[&tx.0]);
+ } else {
+ log_info!(logger, "Waiting for signature of unsigned onchain transaction {}", tx.0.txid());
+ }
+ ClaimId(tx.0.txid().to_byte_array())
},
OnchainClaim::Event(claim_event) => {
log_info!(logger, "Yielding onchain event to spend inputs {:?}", req.outpoints());
log_trace!(logger, "Bumping {} candidates", bump_candidates.len());
for (claim_id, request) in bump_candidates.iter() {
if let Some((new_timer, new_feerate, bump_claim)) = self.generate_claim(
- cur_height, &request, true /* force_feerate_bump */, &*fee_estimator, &*logger,
+ cur_height, &request, &FeerateStrategy::ForceBump, &*fee_estimator, &*logger,
) {
match bump_claim {
OnchainClaim::Tx(bump_tx) => {
- log_info!(logger, "Broadcasting RBF-bumped onchain {}", log_tx!(bump_tx));
- broadcaster.broadcast_transactions(&[&bump_tx]);
+ if bump_tx.is_fully_signed() {
+ log_info!(logger, "Broadcasting RBF-bumped onchain {}", log_tx!(bump_tx.0));
+ broadcaster.broadcast_transactions(&[&bump_tx.0]);
+ } else {
+ log_info!(logger, "Waiting for signature of RBF-bumped unsigned onchain transaction {}",
+ bump_tx.0.txid());
+ }
},
OnchainClaim::Event(claim_event) => {
log_info!(logger, "Yielding RBF-bumped onchain event to spend inputs {:?}", request.outpoints());
// `height` is the height being disconnected, so our `current_height` is 1 lower.
let current_height = height - 1;
if let Some((new_timer, new_feerate, bump_claim)) = self.generate_claim(
- current_height, &request, true /* force_feerate_bump */, fee_estimator, logger
+ current_height, &request, &FeerateStrategy::ForceBump, fee_estimator, logger
) {
request.set_timer(new_timer);
request.set_feerate(new_feerate);
match bump_claim {
OnchainClaim::Tx(bump_tx) => {
- log_info!(logger, "Broadcasting onchain {}", log_tx!(bump_tx));
- broadcaster.broadcast_transactions(&[&bump_tx]);
+ if bump_tx.is_fully_signed() {
+ log_info!(logger, "Broadcasting onchain {}", log_tx!(bump_tx.0));
+ broadcaster.broadcast_transactions(&[&bump_tx.0]);
+ } else {
+ log_info!(logger, "Waiting for signature of unsigned onchain transaction {}", bump_tx.0.txid());
+ }
},
OnchainClaim::Event(claim_event) => {
log_info!(logger, "Yielding onchain event after reorg to spend inputs {:?}", request.outpoints());
&self.holder_commitment.trust().built_transaction().transaction
}
- //TODO: getting lastest holder transactions should be infallible and result in us "force-closing the channel", but we may
- // have empty holder commitment transaction if a ChannelMonitor is asked to force-close just after OutboundV1Channel::get_funding_created,
- // before providing a initial commitment transaction. For outbound channel, init ChannelMonitor at Channel::funding_signed, there is nothing
- // to monitor before.
- pub(crate) fn get_fully_signed_holder_tx(&mut self, funding_redeemscript: &Script) -> Transaction {
- let sig = self.signer.sign_holder_commitment(&self.holder_commitment, &self.secp_ctx).expect("signing holder commitment");
- self.holder_commitment.add_holder_sig(funding_redeemscript, sig)
+ pub(crate) fn get_maybe_signed_holder_tx(&mut self, funding_redeemscript: &Script) -> MaybeSignedTransaction {
+ let tx = self.signer.sign_holder_commitment(&self.holder_commitment, &self.secp_ctx)
+ .map(|sig| self.holder_commitment.add_holder_sig(funding_redeemscript, sig))
+ .unwrap_or_else(|_| self.get_unsigned_holder_commitment_tx().clone());
+ MaybeSignedTransaction(tx)
}
#[cfg(any(test, feature="unsafe_revoked_tx_signing"))]
self.holder_commitment.add_holder_sig(funding_redeemscript, sig)
}
- pub(crate) fn get_fully_signed_htlc_tx(&mut self, outp: &::bitcoin::OutPoint, preimage: &Option<PaymentPreimage>) -> Option<Transaction> {
+ pub(crate) fn get_maybe_signed_htlc_tx(&mut self, outp: &::bitcoin::OutPoint, preimage: &Option<PaymentPreimage>) -> Option<MaybeSignedTransaction> {
let get_signed_htlc_tx = |holder_commitment: &HolderCommitmentTransaction| {
let trusted_tx = holder_commitment.trust();
if trusted_tx.txid() != outp.txid {
preimage: preimage.clone(),
counterparty_sig: counterparty_htlc_sig.clone(),
};
- let htlc_sig = self.signer.sign_holder_htlc_transaction(&htlc_tx, 0, &htlc_descriptor, &self.secp_ctx).unwrap();
- htlc_tx.input[0].witness = trusted_tx.build_htlc_input_witness(
- htlc_idx, &counterparty_htlc_sig, &htlc_sig, preimage,
- );
- Some(htlc_tx)
+ if let Ok(htlc_sig) = self.signer.sign_holder_htlc_transaction(&htlc_tx, 0, &htlc_descriptor, &self.secp_ctx) {
+ htlc_tx.input[0].witness = trusted_tx.build_htlc_input_witness(
+ htlc_idx, &counterparty_htlc_sig, &htlc_sig, preimage,
+ );
+ }
+ Some(MaybeSignedTransaction(htlc_tx))
};
// Check if the HTLC spends from the current holder commitment first, or the previous.
use crate::ln::channel_keys::{DelayedPaymentBasepoint, HtlcBasepoint};
use crate::ln::msgs::DecodeError;
use crate::chain::chaininterface::{FeeEstimator, ConfirmationTarget, MIN_RELAY_FEE_SAT_PER_1000_WEIGHT, compute_feerate_sat_per_1000_weight, FEERATE_FLOOR_SATS_PER_KW};
+use crate::chain::transaction::MaybeSignedTransaction;
use crate::sign::ecdsa::WriteableEcdsaChannelSigner;
-use crate::chain::onchaintx::{ExternalHTLCClaim, OnchainTxHandler};
+use crate::chain::onchaintx::{FeerateStrategy, ExternalHTLCClaim, OnchainTxHandler};
use crate::util::logger::Logger;
use crate::util::ser::{Readable, Writer, Writeable, RequiredWrapper};
}
true
}
- fn get_finalized_tx<Signer: WriteableEcdsaChannelSigner>(&self, outpoint: &BitcoinOutPoint, onchain_handler: &mut OnchainTxHandler<Signer>) -> Option<Transaction> {
+ fn get_maybe_finalized_tx<Signer: WriteableEcdsaChannelSigner>(&self, outpoint: &BitcoinOutPoint, onchain_handler: &mut OnchainTxHandler<Signer>) -> Option<MaybeSignedTransaction> {
match self {
PackageSolvingData::HolderHTLCOutput(ref outp) => {
debug_assert!(!outp.channel_type_features.supports_anchors_zero_fee_htlc_tx());
- return onchain_handler.get_fully_signed_htlc_tx(outpoint, &outp.preimage);
+ onchain_handler.get_maybe_signed_htlc_tx(outpoint, &outp.preimage)
}
PackageSolvingData::HolderFundingOutput(ref outp) => {
- return Some(onchain_handler.get_fully_signed_holder_tx(&outp.funding_redeemscript));
+ Some(onchain_handler.get_maybe_signed_holder_tx(&outp.funding_redeemscript))
}
_ => { panic!("API Error!"); }
}
}
htlcs
}
- pub(crate) fn finalize_malleable_package<L: Logger, Signer: WriteableEcdsaChannelSigner>(
+ pub(crate) fn maybe_finalize_malleable_package<L: Logger, Signer: WriteableEcdsaChannelSigner>(
&self, current_height: u32, onchain_handler: &mut OnchainTxHandler<Signer>, value: u64,
destination_script: ScriptBuf, logger: &L
- ) -> Option<Transaction> {
+ ) -> Option<MaybeSignedTransaction> {
debug_assert!(self.is_malleable());
let mut bumped_tx = Transaction {
version: 2,
}
for (i, (outpoint, out)) in self.inputs.iter().enumerate() {
log_debug!(logger, "Adding claiming input for outpoint {}:{}", outpoint.txid, outpoint.vout);
- if !out.finalize_input(&mut bumped_tx, i, onchain_handler) { return None; }
+ if !out.finalize_input(&mut bumped_tx, i, onchain_handler) { continue; }
}
- log_debug!(logger, "Finalized transaction {} ready to broadcast", bumped_tx.txid());
- Some(bumped_tx)
+ Some(MaybeSignedTransaction(bumped_tx))
}
- pub(crate) fn finalize_untractable_package<L: Logger, Signer: WriteableEcdsaChannelSigner>(
+ pub(crate) fn maybe_finalize_untractable_package<L: Logger, Signer: WriteableEcdsaChannelSigner>(
&self, onchain_handler: &mut OnchainTxHandler<Signer>, logger: &L,
- ) -> Option<Transaction> {
+ ) -> Option<MaybeSignedTransaction> {
debug_assert!(!self.is_malleable());
if let Some((outpoint, outp)) = self.inputs.first() {
- if let Some(final_tx) = outp.get_finalized_tx(outpoint, onchain_handler) {
+ if let Some(final_tx) = outp.get_maybe_finalized_tx(outpoint, onchain_handler) {
log_debug!(logger, "Adding claiming input for outpoint {}:{}", outpoint.txid, outpoint.vout);
- log_debug!(logger, "Finalized transaction {} ready to broadcast", final_tx.txid());
return Some(final_tx);
}
return None;
/// which was used to generate the value. Will not return less than `dust_limit_sats` for the
/// value.
pub(crate) fn compute_package_output<F: Deref, L: Logger>(
- &self, predicted_weight: u64, dust_limit_sats: u64, force_feerate_bump: bool,
+ &self, predicted_weight: u64, dust_limit_sats: u64, feerate_strategy: &FeerateStrategy,
fee_estimator: &LowerBoundedFeeEstimator<F>, logger: &L,
) -> Option<(u64, u64)>
where F::Target: FeeEstimator,
// If old feerate is 0, first iteration of this claim, use normal fee calculation
if self.feerate_previous != 0 {
if let Some((new_fee, feerate)) = feerate_bump(
- predicted_weight, input_amounts, self.feerate_previous, force_feerate_bump,
+ predicted_weight, input_amounts, self.feerate_previous, feerate_strategy,
fee_estimator, logger,
) {
return Some((cmp::max(input_amounts as i64 - new_fee as i64, dust_limit_sats as i64) as u64, feerate));
None
}
- /// Computes a feerate based on the given confirmation target. If a previous feerate was used,
- /// the new feerate is below it, and `force_feerate_bump` is set, we'll use a 25% increase of
- /// the previous feerate instead of the new feerate.
+ /// Computes a feerate based on the given confirmation target and feerate strategy.
pub(crate) fn compute_package_feerate<F: Deref>(
&self, fee_estimator: &LowerBoundedFeeEstimator<F>, conf_target: ConfirmationTarget,
- force_feerate_bump: bool,
+ feerate_strategy: &FeerateStrategy,
) -> u32 where F::Target: FeeEstimator {
let feerate_estimate = fee_estimator.bounded_sat_per_1000_weight(conf_target);
if self.feerate_previous != 0 {
- // Use the new fee estimate if it's higher than the one previously used.
- if feerate_estimate as u64 > self.feerate_previous {
- feerate_estimate
- } else if !force_feerate_bump {
- self.feerate_previous.try_into().unwrap_or(u32::max_value())
- } else {
- // Our fee estimate has decreased, but our transaction remains unconfirmed after
- // using our previous fee estimate. This may point to an unreliable fee estimator,
- // so we choose to bump our previous feerate by 25%, making sure we don't use a
- // lower feerate or overpay by a large margin by limiting it to 5x the new fee
- // estimate.
- let previous_feerate = self.feerate_previous.try_into().unwrap_or(u32::max_value());
- let mut new_feerate = previous_feerate.saturating_add(previous_feerate / 4);
- if new_feerate > feerate_estimate * 5 {
- new_feerate = cmp::max(feerate_estimate * 5, previous_feerate);
- }
- new_feerate
+ let previous_feerate = self.feerate_previous.try_into().unwrap_or(u32::max_value());
+ match feerate_strategy {
+ FeerateStrategy::RetryPrevious => previous_feerate,
+ FeerateStrategy::HighestOfPreviousOrNew => cmp::max(previous_feerate, feerate_estimate),
+ FeerateStrategy::ForceBump => if feerate_estimate > previous_feerate {
+ feerate_estimate
+ } else {
+ // Our fee estimate has decreased, but our transaction remains unconfirmed after
+ // using our previous fee estimate. This may point to an unreliable fee estimator,
+ // so we choose to bump our previous feerate by 25%, making sure we don't use a
+ // lower feerate or overpay by a large margin by limiting it to 5x the new fee
+ // estimate.
+ let previous_feerate = self.feerate_previous.try_into().unwrap_or(u32::max_value());
+ let mut new_feerate = previous_feerate.saturating_add(previous_feerate / 4);
+ if new_feerate > feerate_estimate * 5 {
+ new_feerate = cmp::max(feerate_estimate * 5, previous_feerate);
+ }
+ new_feerate
+ },
}
} else {
feerate_estimate
/// Attempt to propose a bumping fee for a transaction from its spent output's values and predicted
/// weight. If feerates proposed by the fee-estimator have been increasing since last fee-bumping
-/// attempt, use them. If `force_feerate_bump` is set, we bump the feerate by 25% of the previous
-/// feerate, or just use the previous feerate otherwise. If a feerate bump did happen, we also
-/// verify that those bumping heuristics respect BIP125 rules 3) and 4) and if required adjust the
-/// new fee to meet the RBF policy requirement.
+/// attempt, use them. If we need to force a feerate bump, we manually bump the feerate by 25% of
+/// the previous feerate. If a feerate bump did happen, we also verify that those bumping heuristics
+/// respect BIP125 rules 3) and 4) and if required adjust the new fee to meet the RBF policy
+/// requirement.
fn feerate_bump<F: Deref, L: Logger>(
- predicted_weight: u64, input_amounts: u64, previous_feerate: u64, force_feerate_bump: bool,
+ predicted_weight: u64, input_amounts: u64, previous_feerate: u64, feerate_strategy: &FeerateStrategy,
fee_estimator: &LowerBoundedFeeEstimator<F>, logger: &L,
) -> Option<(u64, u64)>
where
{
// If old feerate inferior to actual one given back by Fee Estimator, use it to compute new fee...
let (new_fee, new_feerate) = if let Some((new_fee, new_feerate)) = compute_fee_from_spent_amounts(input_amounts, predicted_weight, fee_estimator, logger) {
- if new_feerate > previous_feerate {
- (new_fee, new_feerate)
- } else if !force_feerate_bump {
- let previous_fee = previous_feerate * predicted_weight / 1000;
- (previous_fee, previous_feerate)
- } else {
- // ...else just increase the previous feerate by 25% (because that's a nice number)
- let bumped_feerate = previous_feerate + (previous_feerate / 4);
- let bumped_fee = bumped_feerate * predicted_weight / 1000;
- if input_amounts <= bumped_fee {
- log_warn!(logger, "Can't 25% bump new claiming tx, amount {} is too small", input_amounts);
- return None;
- }
- (bumped_fee, bumped_feerate)
+ match feerate_strategy {
+ FeerateStrategy::RetryPrevious => {
+ let previous_fee = previous_feerate * predicted_weight / 1000;
+ (previous_fee, previous_feerate)
+ },
+ FeerateStrategy::HighestOfPreviousOrNew => if new_feerate > previous_feerate {
+ (new_fee, new_feerate)
+ } else {
+ let previous_fee = previous_feerate * predicted_weight / 1000;
+ (previous_fee, previous_feerate)
+ },
+ FeerateStrategy::ForceBump => if new_feerate > previous_feerate {
+ (new_fee, new_feerate)
+ } else {
+ // ...else just increase the previous feerate by 25% (because that's a nice number)
+ let bumped_feerate = previous_feerate + (previous_feerate / 4);
+ let bumped_fee = bumped_feerate * predicted_weight / 1000;
+ if input_amounts <= bumped_fee {
+ log_warn!(logger, "Can't 25% bump new claiming tx, amount {} is too small", input_amounts);
+ return None;
+ }
+ (bumped_fee, bumped_feerate)
+ },
}
} else {
log_warn!(logger, "Can't new-estimation bump new claiming tx, amount {} is too small", input_amounts);
impl OutPoint {
/// Converts this OutPoint into the OutPoint field as used by rust-bitcoin
///
- /// This is not exported to bindings users as the same type is used universally in the C bindings
+ /// This is not exported to bindings users as the same type is used universally in the C bindings
/// for all outpoints
pub fn into_bitcoin_outpoint(self) -> BitcoinOutPoint {
BitcoinOutPoint {
impl_writeable!(OutPoint, { txid, index });
+#[derive(Debug, Clone)]
+pub(crate) struct MaybeSignedTransaction(pub Transaction);
+
+impl MaybeSignedTransaction {
+ pub fn is_fully_signed(&self) -> bool {
+ !self.0.input.iter().any(|input| input.witness.is_empty())
+ }
+}
+
#[cfg(test)]
mod tests {
use crate::chain::transaction::OutPoint;
//! Tests for asynchronous signing. These tests verify that the channel state machine behaves
//! properly with a signer implementation that asynchronously derives signatures.
-use crate::events::{Event, MessageSendEvent, MessageSendEventsProvider};
+use bitcoin::{Transaction, TxOut, TxIn, Amount};
+use bitcoin::blockdata::locktime::absolute::LockTime;
+
+use crate::chain::channelmonitor::LATENCY_GRACE_PERIOD_BLOCKS;
+use crate::events::bump_transaction::WalletSource;
+use crate::events::{Event, MessageSendEvent, MessageSendEventsProvider, ClosureReason};
use crate::ln::functional_test_utils::*;
use crate::ln::msgs::ChannelMessageHandler;
use crate::ln::channelmanager::{PaymentId, RecipientOnionFields};
// nodes[0] <-- accept_channel --- nodes[1]
let accept_channel = get_event_msg!(nodes[1], MessageSendEvent::SendAcceptChannel, nodes[0].node.get_our_node_id());
- assert_eq!(accept_channel.minimum_depth, 0, "Expected minimum depth of 0");
+ assert_eq!(accept_channel.common_fields.minimum_depth, 0, "Expected minimum depth of 0");
nodes[0].node.handle_accept_channel(&nodes[1].node.get_our_node_id(), &accept_channel);
// nodes[0] --- funding_created --> nodes[1]
};
}
}
+
+fn do_test_async_holder_signatures(anchors: bool, remote_commitment: bool) {
+ // Ensures that we can obtain holder signatures for commitment and HTLC transactions
+ // asynchronously by allowing their retrieval to fail and retrying via
+ // `ChannelMonitor::signer_unblocked`.
+ let mut config = test_default_channel_config();
+ if anchors {
+ config.channel_handshake_config.negotiate_anchors_zero_fee_htlc_tx = true;
+ config.manually_accept_inbound_channels = true;
+ }
+
+ let chanmon_cfgs = create_chanmon_cfgs(2);
+ let node_cfgs = create_node_cfgs(2, &chanmon_cfgs);
+ let node_chanmgrs = create_node_chanmgrs(2, &node_cfgs, &[Some(config), Some(config)]);
+ let nodes = create_network(2, &node_cfgs, &node_chanmgrs);
+
+ let closing_node = if remote_commitment { &nodes[1] } else { &nodes[0] };
+ let coinbase_tx = Transaction {
+ version: 2,
+ lock_time: LockTime::ZERO,
+ input: vec![TxIn { ..Default::default() }],
+ output: vec![
+ TxOut {
+ value: Amount::ONE_BTC.to_sat(),
+ script_pubkey: closing_node.wallet_source.get_change_script().unwrap(),
+ },
+ ],
+ };
+ if anchors {
+ *nodes[0].fee_estimator.sat_per_kw.lock().unwrap() *= 2;
+ *nodes[1].fee_estimator.sat_per_kw.lock().unwrap() *= 2;
+ closing_node.wallet_source.add_utxo(bitcoin::OutPoint { txid: coinbase_tx.txid(), vout: 0 }, coinbase_tx.output[0].value);
+ }
+
+ // Route an HTLC and set the signer as unavailable.
+ let (_, _, chan_id, funding_tx) = create_announced_chan_between_nodes(&nodes, 0, 1);
+ route_payment(&nodes[0], &[&nodes[1]], 1_000_000);
+
+ nodes[0].set_channel_signer_available(&nodes[1].node.get_our_node_id(), &chan_id, false);
+
+ if remote_commitment {
+ // Make the counterparty broadcast its latest commitment.
+ nodes[1].node.force_close_broadcasting_latest_txn(&chan_id, &nodes[0].node.get_our_node_id()).unwrap();
+ check_added_monitors(&nodes[1], 1);
+ check_closed_broadcast(&nodes[1], 1, true);
+ check_closed_event(&nodes[1], 1, ClosureReason::HolderForceClosed, false, &[nodes[0].node.get_our_node_id()], 100_000);
+ } else {
+ // We'll connect blocks until the sender has to go onchain to time out the HTLC.
+ connect_blocks(&nodes[0], TEST_FINAL_CLTV + LATENCY_GRACE_PERIOD_BLOCKS + 1);
+
+ // No transaction should be broadcast since the signer is not available yet.
+ assert!(nodes[0].tx_broadcaster.txn_broadcast().is_empty());
+ assert!(nodes[0].chain_monitor.chain_monitor.get_and_clear_pending_events().is_empty());
+
+ // Mark it as available now, we should see the signed commitment transaction.
+ nodes[0].set_channel_signer_available(&nodes[1].node.get_our_node_id(), &chan_id, true);
+ get_monitor!(nodes[0], chan_id).signer_unblocked(nodes[0].tx_broadcaster, nodes[0].fee_estimator, &nodes[0].logger);
+ }
+
+ let commitment_tx = {
+ let mut txn = closing_node.tx_broadcaster.txn_broadcast();
+ if anchors || remote_commitment {
+ assert_eq!(txn.len(), 1);
+ check_spends!(txn[0], funding_tx);
+ txn.remove(0)
+ } else {
+ assert_eq!(txn.len(), 2);
+ if txn[0].input[0].previous_output.txid == funding_tx.txid() {
+ check_spends!(txn[0], funding_tx);
+ check_spends!(txn[1], txn[0]);
+ txn.remove(0)
+ } else {
+ check_spends!(txn[1], funding_tx);
+ check_spends!(txn[0], txn[1]);
+ txn.remove(1)
+ }
+ }
+ };
+
+ // Mark it as unavailable again to now test the HTLC transaction. We'll mine the commitment such
+ // that the HTLC transaction is retried.
+ nodes[0].set_channel_signer_available(&nodes[1].node.get_our_node_id(), &chan_id, false);
+ mine_transaction(&nodes[0], &commitment_tx);
+
+ check_added_monitors(&nodes[0], 1);
+ check_closed_broadcast(&nodes[0], 1, true);
+ check_closed_event(&nodes[0], 1, ClosureReason::CommitmentTxConfirmed, false, &[nodes[1].node.get_our_node_id()], 100_000);
+
+ // If the counterparty broadcast its latest commitment, we need to mine enough blocks for the
+ // HTLC timeout.
+ if remote_commitment {
+ connect_blocks(&nodes[0], TEST_FINAL_CLTV);
+ }
+
+ // No HTLC transaction should be broadcast as the signer is not available yet.
+ if anchors && !remote_commitment {
+ handle_bump_htlc_event(&nodes[0], 1);
+ }
+ assert!(nodes[0].tx_broadcaster.txn_broadcast().is_empty());
+
+ // Mark it as available now, we should see the signed HTLC transaction.
+ nodes[0].set_channel_signer_available(&nodes[1].node.get_our_node_id(), &chan_id, true);
+ get_monitor!(nodes[0], chan_id).signer_unblocked(nodes[0].tx_broadcaster, nodes[0].fee_estimator, &nodes[0].logger);
+
+ if anchors && !remote_commitment {
+ handle_bump_htlc_event(&nodes[0], 1);
+ }
+ {
+ let txn = nodes[0].tx_broadcaster.txn_broadcast();
+ assert_eq!(txn.len(), 1);
+ check_spends!(txn[0], commitment_tx, coinbase_tx);
+ }
+}
+
+#[test]
+fn test_async_holder_signatures() {
+ do_test_async_holder_signatures(false, false);
+ do_test_async_holder_signatures(false, true);
+ do_test_async_holder_signatures(true, false);
+ do_test_async_holder_signatures(true, true);
+}
let mut secp_ctx = Secp256k1::new();
BlindedPath::new_for_payment(
&intermediate_nodes[..], *node_ids.last().unwrap(), payee_tlvs,
- channel_upds.last().unwrap().htlc_maximum_msat, keys_manager, &secp_ctx
+ channel_upds.last().unwrap().htlc_maximum_msat, TEST_FINAL_CLTV as u16, keys_manager, &secp_ctx
).unwrap()
}
};
let mut secp_ctx = Secp256k1::new();
let blinded_path = BlindedPath::one_hop_for_payment(
- nodes[1].node.get_our_node_id(), payee_tlvs, &chanmon_cfgs[1].keys_manager, &secp_ctx
+ nodes[1].node.get_our_node_id(), payee_tlvs, TEST_FINAL_CLTV as u16,
+ &chanmon_cfgs[1].keys_manager, &secp_ctx
).unwrap();
let route_params = RouteParameters::from_payment_params_and_value(
},
};
let blinded_path = BlindedPath::one_hop_for_payment(
- nodes[3].node.get_our_node_id(), payee_tlvs, &chanmon_cfgs[3].keys_manager, &secp_ctx
+ nodes[3].node.get_our_node_id(), payee_tlvs, TEST_FINAL_CLTV as u16,
+ &chanmon_cfgs[3].keys_manager, &secp_ctx
).unwrap();
let bolt12_features =
commitment_signed_dance!(nodes[2], nodes[1], (), false, true, false, false);
},
ReceiveCheckFail::ProcessPendingHTLCsCheck => {
- assert_eq!(payment_event_1_2.msgs[0].cltv_expiry, nodes[0].best_block_info().1 + 1 + excess_final_cltv_delta_opt.unwrap() as u32);
+ assert_eq!(payment_event_1_2.msgs[0].cltv_expiry, nodes[0].best_block_info().1 + 1 + excess_final_cltv_delta_opt.unwrap() as u32 + TEST_FINAL_CLTV);
nodes[2].node.handle_update_add_htlc(&nodes[1].node.get_our_node_id(), &payment_event_1_2.msgs[0]);
check_added_monitors!(nodes[2], 0);
do_commitment_signed_dance(&nodes[2], &nodes[1], &payment_event_1_2.commitment_msg, true, true);
/// The unique identifier used to re-derive the private key material for the channel through
/// [`SignerProvider::derive_channel_signer`].
+ #[cfg(not(test))]
channel_keys_id: [u8; 32],
+ #[cfg(test)]
+ pub channel_keys_id: [u8; 32],
/// If we can't release a [`ChannelMonitorUpdate`] until some external action completes, we
/// store it here and only release it to the `ChannelManager` once it asks for it.
let keys = self.context.get_holder_pubkeys();
msgs::OpenChannel {
- chain_hash,
- temporary_channel_id: self.context.channel_id,
- funding_satoshis: self.context.channel_value_satoshis,
+ common_fields: msgs::CommonOpenChannelFields {
+ chain_hash,
+ temporary_channel_id: self.context.channel_id,
+ funding_satoshis: self.context.channel_value_satoshis,
+ dust_limit_satoshis: self.context.holder_dust_limit_satoshis,
+ max_htlc_value_in_flight_msat: self.context.holder_max_htlc_value_in_flight_msat,
+ htlc_minimum_msat: self.context.holder_htlc_minimum_msat,
+ commitment_feerate_sat_per_1000_weight: self.context.feerate_per_kw as u32,
+ to_self_delay: self.context.get_holder_selected_contest_delay(),
+ max_accepted_htlcs: self.context.holder_max_accepted_htlcs,
+ funding_pubkey: keys.funding_pubkey,
+ revocation_basepoint: keys.revocation_basepoint.to_public_key(),
+ payment_basepoint: keys.payment_point,
+ delayed_payment_basepoint: keys.delayed_payment_basepoint.to_public_key(),
+ htlc_basepoint: keys.htlc_basepoint.to_public_key(),
+ first_per_commitment_point,
+ channel_flags: if self.context.config.announced_channel {1} else {0},
+ shutdown_scriptpubkey: Some(match &self.context.shutdown_scriptpubkey {
+ Some(script) => script.clone().into_inner(),
+ None => Builder::new().into_script(),
+ }),
+ channel_type: Some(self.context.channel_type.clone()),
+ },
push_msat: self.context.channel_value_satoshis * 1000 - self.context.value_to_self_msat,
- dust_limit_satoshis: self.context.holder_dust_limit_satoshis,
- max_htlc_value_in_flight_msat: self.context.holder_max_htlc_value_in_flight_msat,
channel_reserve_satoshis: self.context.holder_selected_channel_reserve_satoshis,
- htlc_minimum_msat: self.context.holder_htlc_minimum_msat,
- feerate_per_kw: self.context.feerate_per_kw as u32,
- to_self_delay: self.context.get_holder_selected_contest_delay(),
- max_accepted_htlcs: self.context.holder_max_accepted_htlcs,
- funding_pubkey: keys.funding_pubkey,
- revocation_basepoint: keys.revocation_basepoint.to_public_key(),
- payment_point: keys.payment_point,
- delayed_payment_basepoint: keys.delayed_payment_basepoint.to_public_key(),
- htlc_basepoint: keys.htlc_basepoint.to_public_key(),
- first_per_commitment_point,
- channel_flags: if self.context.config.announced_channel {1} else {0},
- shutdown_scriptpubkey: Some(match &self.context.shutdown_scriptpubkey {
- Some(script) => script.clone().into_inner(),
- None => Builder::new().into_script(),
- }),
- channel_type: Some(self.context.channel_type.clone()),
}
}
if !matches!(self.context.channel_state, ChannelState::NegotiatingFunding(flags) if flags == NegotiatingFundingFlags::OUR_INIT_SENT) {
return Err(ChannelError::Close("Got an accept_channel message at a strange time".to_owned()));
}
- if msg.dust_limit_satoshis > 21000000 * 100000000 {
- return Err(ChannelError::Close(format!("Peer never wants payout outputs? dust_limit_satoshis was {}", msg.dust_limit_satoshis)));
+ if msg.common_fields.dust_limit_satoshis > 21000000 * 100000000 {
+ return Err(ChannelError::Close(format!("Peer never wants payout outputs? dust_limit_satoshis was {}", msg.common_fields.dust_limit_satoshis)));
}
if msg.channel_reserve_satoshis > self.context.channel_value_satoshis {
return Err(ChannelError::Close(format!("Bogus channel_reserve_satoshis ({}). Must not be greater than ({})", msg.channel_reserve_satoshis, self.context.channel_value_satoshis)));
}
- if msg.dust_limit_satoshis > self.context.holder_selected_channel_reserve_satoshis {
- return Err(ChannelError::Close(format!("Dust limit ({}) is bigger than our channel reserve ({})", msg.dust_limit_satoshis, self.context.holder_selected_channel_reserve_satoshis)));
+ if msg.common_fields.dust_limit_satoshis > self.context.holder_selected_channel_reserve_satoshis {
+ return Err(ChannelError::Close(format!("Dust limit ({}) is bigger than our channel reserve ({})", msg.common_fields.dust_limit_satoshis, self.context.holder_selected_channel_reserve_satoshis)));
}
if msg.channel_reserve_satoshis > self.context.channel_value_satoshis - self.context.holder_selected_channel_reserve_satoshis {
return Err(ChannelError::Close(format!("Bogus channel_reserve_satoshis ({}). Must not be greater than channel value minus our reserve ({})",
msg.channel_reserve_satoshis, self.context.channel_value_satoshis - self.context.holder_selected_channel_reserve_satoshis)));
}
let full_channel_value_msat = (self.context.channel_value_satoshis - msg.channel_reserve_satoshis) * 1000;
- if msg.htlc_minimum_msat >= full_channel_value_msat {
- return Err(ChannelError::Close(format!("Minimum htlc value ({}) is full channel value ({})", msg.htlc_minimum_msat, full_channel_value_msat)));
+ if msg.common_fields.htlc_minimum_msat >= full_channel_value_msat {
+ return Err(ChannelError::Close(format!("Minimum htlc value ({}) is full channel value ({})", msg.common_fields.htlc_minimum_msat, full_channel_value_msat)));
}
let max_delay_acceptable = u16::min(peer_limits.their_to_self_delay, MAX_LOCAL_BREAKDOWN_TIMEOUT);
- if msg.to_self_delay > max_delay_acceptable {
- return Err(ChannelError::Close(format!("They wanted our payments to be delayed by a needlessly long period. Upper limit: {}. Actual: {}", max_delay_acceptable, msg.to_self_delay)));
+ if msg.common_fields.to_self_delay > max_delay_acceptable {
+ return Err(ChannelError::Close(format!("They wanted our payments to be delayed by a needlessly long period. Upper limit: {}. Actual: {}", max_delay_acceptable, msg.common_fields.to_self_delay)));
}
- if msg.max_accepted_htlcs < 1 {
+ if msg.common_fields.max_accepted_htlcs < 1 {
return Err(ChannelError::Close("0 max_accepted_htlcs makes for a useless channel".to_owned()));
}
- if msg.max_accepted_htlcs > MAX_HTLCS {
- return Err(ChannelError::Close(format!("max_accepted_htlcs was {}. It must not be larger than {}", msg.max_accepted_htlcs, MAX_HTLCS)));
+ if msg.common_fields.max_accepted_htlcs > MAX_HTLCS {
+ return Err(ChannelError::Close(format!("max_accepted_htlcs was {}. It must not be larger than {}", msg.common_fields.max_accepted_htlcs, MAX_HTLCS)));
}
// Now check against optional parameters as set by config...
- if msg.htlc_minimum_msat > peer_limits.max_htlc_minimum_msat {
- return Err(ChannelError::Close(format!("htlc_minimum_msat ({}) is higher than the user specified limit ({})", msg.htlc_minimum_msat, peer_limits.max_htlc_minimum_msat)));
+ if msg.common_fields.htlc_minimum_msat > peer_limits.max_htlc_minimum_msat {
+ return Err(ChannelError::Close(format!("htlc_minimum_msat ({}) is higher than the user specified limit ({})", msg.common_fields.htlc_minimum_msat, peer_limits.max_htlc_minimum_msat)));
}
- if msg.max_htlc_value_in_flight_msat < peer_limits.min_max_htlc_value_in_flight_msat {
- return Err(ChannelError::Close(format!("max_htlc_value_in_flight_msat ({}) is less than the user specified limit ({})", msg.max_htlc_value_in_flight_msat, peer_limits.min_max_htlc_value_in_flight_msat)));
+ if msg.common_fields.max_htlc_value_in_flight_msat < peer_limits.min_max_htlc_value_in_flight_msat {
+ return Err(ChannelError::Close(format!("max_htlc_value_in_flight_msat ({}) is less than the user specified limit ({})", msg.common_fields.max_htlc_value_in_flight_msat, peer_limits.min_max_htlc_value_in_flight_msat)));
}
if msg.channel_reserve_satoshis > peer_limits.max_channel_reserve_satoshis {
return Err(ChannelError::Close(format!("channel_reserve_satoshis ({}) is higher than the user specified limit ({})", msg.channel_reserve_satoshis, peer_limits.max_channel_reserve_satoshis)));
}
- if msg.max_accepted_htlcs < peer_limits.min_max_accepted_htlcs {
- return Err(ChannelError::Close(format!("max_accepted_htlcs ({}) is less than the user specified limit ({})", msg.max_accepted_htlcs, peer_limits.min_max_accepted_htlcs)));
+ if msg.common_fields.max_accepted_htlcs < peer_limits.min_max_accepted_htlcs {
+ return Err(ChannelError::Close(format!("max_accepted_htlcs ({}) is less than the user specified limit ({})", msg.common_fields.max_accepted_htlcs, peer_limits.min_max_accepted_htlcs)));
}
- if msg.dust_limit_satoshis < MIN_CHAN_DUST_LIMIT_SATOSHIS {
- return Err(ChannelError::Close(format!("dust_limit_satoshis ({}) is less than the implementation limit ({})", msg.dust_limit_satoshis, MIN_CHAN_DUST_LIMIT_SATOSHIS)));
+ if msg.common_fields.dust_limit_satoshis < MIN_CHAN_DUST_LIMIT_SATOSHIS {
+ return Err(ChannelError::Close(format!("dust_limit_satoshis ({}) is less than the implementation limit ({})", msg.common_fields.dust_limit_satoshis, MIN_CHAN_DUST_LIMIT_SATOSHIS)));
}
- if msg.dust_limit_satoshis > MAX_CHAN_DUST_LIMIT_SATOSHIS {
- return Err(ChannelError::Close(format!("dust_limit_satoshis ({}) is greater than the implementation limit ({})", msg.dust_limit_satoshis, MAX_CHAN_DUST_LIMIT_SATOSHIS)));
+ if msg.common_fields.dust_limit_satoshis > MAX_CHAN_DUST_LIMIT_SATOSHIS {
+ return Err(ChannelError::Close(format!("dust_limit_satoshis ({}) is greater than the implementation limit ({})", msg.common_fields.dust_limit_satoshis, MAX_CHAN_DUST_LIMIT_SATOSHIS)));
}
- if msg.minimum_depth > peer_limits.max_minimum_depth {
- return Err(ChannelError::Close(format!("We consider the minimum depth to be unreasonably large. Expected minimum: ({}). Actual: ({})", peer_limits.max_minimum_depth, msg.minimum_depth)));
+ if msg.common_fields.minimum_depth > peer_limits.max_minimum_depth {
+ return Err(ChannelError::Close(format!("We consider the minimum depth to be unreasonably large. Expected minimum: ({}). Actual: ({})", peer_limits.max_minimum_depth, msg.common_fields.minimum_depth)));
}
- if let Some(ty) = &msg.channel_type {
+ if let Some(ty) = &msg.common_fields.channel_type {
if *ty != self.context.channel_type {
return Err(ChannelError::Close("Channel Type in accept_channel didn't match the one sent in open_channel.".to_owned()));
}
}
let counterparty_shutdown_scriptpubkey = if their_features.supports_upfront_shutdown_script() {
- match &msg.shutdown_scriptpubkey {
+ match &msg.common_fields.shutdown_scriptpubkey {
&Some(ref script) => {
// Peer is signaling upfront_shutdown and has opt-out with a 0-length script. We don't enforce anything
if script.len() == 0 {
}
} else { None };
- self.context.counterparty_dust_limit_satoshis = msg.dust_limit_satoshis;
- self.context.counterparty_max_htlc_value_in_flight_msat = cmp::min(msg.max_htlc_value_in_flight_msat, self.context.channel_value_satoshis * 1000);
+ self.context.counterparty_dust_limit_satoshis = msg.common_fields.dust_limit_satoshis;
+ self.context.counterparty_max_htlc_value_in_flight_msat = cmp::min(msg.common_fields.max_htlc_value_in_flight_msat, self.context.channel_value_satoshis * 1000);
self.context.counterparty_selected_channel_reserve_satoshis = Some(msg.channel_reserve_satoshis);
- self.context.counterparty_htlc_minimum_msat = msg.htlc_minimum_msat;
- self.context.counterparty_max_accepted_htlcs = msg.max_accepted_htlcs;
+ self.context.counterparty_htlc_minimum_msat = msg.common_fields.htlc_minimum_msat;
+ self.context.counterparty_max_accepted_htlcs = msg.common_fields.max_accepted_htlcs;
if peer_limits.trust_own_funding_0conf {
- self.context.minimum_depth = Some(msg.minimum_depth);
+ self.context.minimum_depth = Some(msg.common_fields.minimum_depth);
} else {
- self.context.minimum_depth = Some(cmp::max(1, msg.minimum_depth));
+ self.context.minimum_depth = Some(cmp::max(1, msg.common_fields.minimum_depth));
}
let counterparty_pubkeys = ChannelPublicKeys {
- funding_pubkey: msg.funding_pubkey,
- revocation_basepoint: RevocationBasepoint::from(msg.revocation_basepoint),
- payment_point: msg.payment_point,
- delayed_payment_basepoint: DelayedPaymentBasepoint::from(msg.delayed_payment_basepoint),
- htlc_basepoint: HtlcBasepoint::from(msg.htlc_basepoint)
+ funding_pubkey: msg.common_fields.funding_pubkey,
+ revocation_basepoint: RevocationBasepoint::from(msg.common_fields.revocation_basepoint),
+ payment_point: msg.common_fields.payment_basepoint,
+ delayed_payment_basepoint: DelayedPaymentBasepoint::from(msg.common_fields.delayed_payment_basepoint),
+ htlc_basepoint: HtlcBasepoint::from(msg.common_fields.htlc_basepoint)
};
self.context.channel_transaction_parameters.counterparty_parameters = Some(CounterpartyChannelTransactionParameters {
- selected_contest_delay: msg.to_self_delay,
+ selected_contest_delay: msg.common_fields.to_self_delay,
pubkeys: counterparty_pubkeys,
});
- self.context.counterparty_cur_commitment_point = Some(msg.first_per_commitment_point);
+ self.context.counterparty_cur_commitment_point = Some(msg.common_fields.first_per_commitment_point);
self.context.counterparty_shutdown_scriptpubkey = counterparty_shutdown_scriptpubkey;
self.context.channel_state = ChannelState::NegotiatingFunding(
msg: &msgs::OpenChannel, their_features: &InitFeatures,
our_supported_features: &ChannelTypeFeatures
) -> Result<ChannelTypeFeatures, ChannelError> {
- if let Some(channel_type) = &msg.channel_type {
+ if let Some(channel_type) = &msg.common_fields.channel_type {
if channel_type.supports_any_optional_bits() {
return Err(ChannelError::Close("Channel Type field contained optional bits - this is not allowed".to_owned()));
}
if !channel_type.is_subset(our_supported_features) {
return Err(ChannelError::Close("Channel Type contains unsupported features".to_owned()));
}
- let announced_channel = if (msg.channel_flags & 1) == 1 { true } else { false };
+ let announced_channel = if (msg.common_fields.channel_flags & 1) == 1 { true } else { false };
if channel_type.requires_scid_privacy() && announced_channel {
return Err(ChannelError::Close("SCID Alias/Privacy Channel Type cannot be set on a public channel".to_owned()));
}
F::Target: FeeEstimator,
L::Target: Logger,
{
- let logger = WithContext::from(logger, Some(counterparty_node_id), Some(msg.temporary_channel_id));
- let announced_channel = if (msg.channel_flags & 1) == 1 { true } else { false };
+ let logger = WithContext::from(logger, Some(counterparty_node_id), Some(msg.common_fields.temporary_channel_id));
+ let announced_channel = if (msg.common_fields.channel_flags & 1) == 1 { true } else { false };
// First check the channel type is known, failing before we do anything else if we don't
// support this channel type.
let channel_type = channel_type_from_open_channel(msg, their_features, our_supported_features)?;
- let channel_keys_id = signer_provider.generate_channel_keys_id(true, msg.funding_satoshis, user_id);
- let holder_signer = signer_provider.derive_channel_signer(msg.funding_satoshis, channel_keys_id);
+ let channel_keys_id = signer_provider.generate_channel_keys_id(true, msg.common_fields.funding_satoshis, user_id);
+ let holder_signer = signer_provider.derive_channel_signer(msg.common_fields.funding_satoshis, channel_keys_id);
let pubkeys = holder_signer.pubkeys().clone();
let counterparty_pubkeys = ChannelPublicKeys {
- funding_pubkey: msg.funding_pubkey,
- revocation_basepoint: RevocationBasepoint::from(msg.revocation_basepoint),
- payment_point: msg.payment_point,
- delayed_payment_basepoint: DelayedPaymentBasepoint::from(msg.delayed_payment_basepoint),
- htlc_basepoint: HtlcBasepoint::from(msg.htlc_basepoint)
+ funding_pubkey: msg.common_fields.funding_pubkey,
+ revocation_basepoint: RevocationBasepoint::from(msg.common_fields.revocation_basepoint),
+ payment_point: msg.common_fields.payment_basepoint,
+ delayed_payment_basepoint: DelayedPaymentBasepoint::from(msg.common_fields.delayed_payment_basepoint),
+ htlc_basepoint: HtlcBasepoint::from(msg.common_fields.htlc_basepoint)
};
if config.channel_handshake_config.our_to_self_delay < BREAKDOWN_TIMEOUT {
}
// Check sanity of message fields:
- if msg.funding_satoshis > config.channel_handshake_limits.max_funding_satoshis {
- return Err(ChannelError::Close(format!("Per our config, funding must be at most {}. It was {}", config.channel_handshake_limits.max_funding_satoshis, msg.funding_satoshis)));
+ if msg.common_fields.funding_satoshis > config.channel_handshake_limits.max_funding_satoshis {
+ return Err(ChannelError::Close(format!("Per our config, funding must be at most {}. It was {}", config.channel_handshake_limits.max_funding_satoshis, msg.common_fields.funding_satoshis)));
}
- if msg.funding_satoshis >= TOTAL_BITCOIN_SUPPLY_SATOSHIS {
- return Err(ChannelError::Close(format!("Funding must be smaller than the total bitcoin supply. It was {}", msg.funding_satoshis)));
+ if msg.common_fields.funding_satoshis >= TOTAL_BITCOIN_SUPPLY_SATOSHIS {
+ return Err(ChannelError::Close(format!("Funding must be smaller than the total bitcoin supply. It was {}", msg.common_fields.funding_satoshis)));
}
- if msg.channel_reserve_satoshis > msg.funding_satoshis {
- return Err(ChannelError::Close(format!("Bogus channel_reserve_satoshis ({}). Must be not greater than funding_satoshis: {}", msg.channel_reserve_satoshis, msg.funding_satoshis)));
+ if msg.channel_reserve_satoshis > msg.common_fields.funding_satoshis {
+ return Err(ChannelError::Close(format!("Bogus channel_reserve_satoshis ({}). Must be not greater than funding_satoshis: {}", msg.channel_reserve_satoshis, msg.common_fields.funding_satoshis)));
}
- let full_channel_value_msat = (msg.funding_satoshis - msg.channel_reserve_satoshis) * 1000;
+ let full_channel_value_msat = (msg.common_fields.funding_satoshis - msg.channel_reserve_satoshis) * 1000;
if msg.push_msat > full_channel_value_msat {
return Err(ChannelError::Close(format!("push_msat {} was larger than channel amount minus reserve ({})", msg.push_msat, full_channel_value_msat)));
}
- if msg.dust_limit_satoshis > msg.funding_satoshis {
- return Err(ChannelError::Close(format!("dust_limit_satoshis {} was larger than funding_satoshis {}. Peer never wants payout outputs?", msg.dust_limit_satoshis, msg.funding_satoshis)));
+ if msg.common_fields.dust_limit_satoshis > msg.common_fields.funding_satoshis {
+ return Err(ChannelError::Close(format!("dust_limit_satoshis {} was larger than funding_satoshis {}. Peer never wants payout outputs?", msg.common_fields.dust_limit_satoshis, msg.common_fields.funding_satoshis)));
}
- if msg.htlc_minimum_msat >= full_channel_value_msat {
- return Err(ChannelError::Close(format!("Minimum htlc value ({}) was larger than full channel value ({})", msg.htlc_minimum_msat, full_channel_value_msat)));
+ if msg.common_fields.htlc_minimum_msat >= full_channel_value_msat {
+ return Err(ChannelError::Close(format!("Minimum htlc value ({}) was larger than full channel value ({})", msg.common_fields.htlc_minimum_msat, full_channel_value_msat)));
}
- Channel::<SP>::check_remote_fee(&channel_type, fee_estimator, msg.feerate_per_kw, None, &&logger)?;
+ Channel::<SP>::check_remote_fee(&channel_type, fee_estimator, msg.common_fields.commitment_feerate_sat_per_1000_weight, None, &&logger)?;
let max_counterparty_selected_contest_delay = u16::min(config.channel_handshake_limits.their_to_self_delay, MAX_LOCAL_BREAKDOWN_TIMEOUT);
- if msg.to_self_delay > max_counterparty_selected_contest_delay {
- return Err(ChannelError::Close(format!("They wanted our payments to be delayed by a needlessly long period. Upper limit: {}. Actual: {}", max_counterparty_selected_contest_delay, msg.to_self_delay)));
+ if msg.common_fields.to_self_delay > max_counterparty_selected_contest_delay {
+ return Err(ChannelError::Close(format!("They wanted our payments to be delayed by a needlessly long period. Upper limit: {}. Actual: {}", max_counterparty_selected_contest_delay, msg.common_fields.to_self_delay)));
}
- if msg.max_accepted_htlcs < 1 {
+ if msg.common_fields.max_accepted_htlcs < 1 {
return Err(ChannelError::Close("0 max_accepted_htlcs makes for a useless channel".to_owned()));
}
- if msg.max_accepted_htlcs > MAX_HTLCS {
- return Err(ChannelError::Close(format!("max_accepted_htlcs was {}. It must not be larger than {}", msg.max_accepted_htlcs, MAX_HTLCS)));
+ if msg.common_fields.max_accepted_htlcs > MAX_HTLCS {
+ return Err(ChannelError::Close(format!("max_accepted_htlcs was {}. It must not be larger than {}", msg.common_fields.max_accepted_htlcs, MAX_HTLCS)));
}
// Now check against optional parameters as set by config...
- if msg.funding_satoshis < config.channel_handshake_limits.min_funding_satoshis {
- return Err(ChannelError::Close(format!("Funding satoshis ({}) is less than the user specified limit ({})", msg.funding_satoshis, config.channel_handshake_limits.min_funding_satoshis)));
+ if msg.common_fields.funding_satoshis < config.channel_handshake_limits.min_funding_satoshis {
+ return Err(ChannelError::Close(format!("Funding satoshis ({}) is less than the user specified limit ({})", msg.common_fields.funding_satoshis, config.channel_handshake_limits.min_funding_satoshis)));
}
- if msg.htlc_minimum_msat > config.channel_handshake_limits.max_htlc_minimum_msat {
- return Err(ChannelError::Close(format!("htlc_minimum_msat ({}) is higher than the user specified limit ({})", msg.htlc_minimum_msat, config.channel_handshake_limits.max_htlc_minimum_msat)));
+ if msg.common_fields.htlc_minimum_msat > config.channel_handshake_limits.max_htlc_minimum_msat {
+ return Err(ChannelError::Close(format!("htlc_minimum_msat ({}) is higher than the user specified limit ({})", msg.common_fields.htlc_minimum_msat, config.channel_handshake_limits.max_htlc_minimum_msat)));
}
- if msg.max_htlc_value_in_flight_msat < config.channel_handshake_limits.min_max_htlc_value_in_flight_msat {
- return Err(ChannelError::Close(format!("max_htlc_value_in_flight_msat ({}) is less than the user specified limit ({})", msg.max_htlc_value_in_flight_msat, config.channel_handshake_limits.min_max_htlc_value_in_flight_msat)));
+ if msg.common_fields.max_htlc_value_in_flight_msat < config.channel_handshake_limits.min_max_htlc_value_in_flight_msat {
+ return Err(ChannelError::Close(format!("max_htlc_value_in_flight_msat ({}) is less than the user specified limit ({})", msg.common_fields.max_htlc_value_in_flight_msat, config.channel_handshake_limits.min_max_htlc_value_in_flight_msat)));
}
if msg.channel_reserve_satoshis > config.channel_handshake_limits.max_channel_reserve_satoshis {
return Err(ChannelError::Close(format!("channel_reserve_satoshis ({}) is higher than the user specified limit ({})", msg.channel_reserve_satoshis, config.channel_handshake_limits.max_channel_reserve_satoshis)));
}
- if msg.max_accepted_htlcs < config.channel_handshake_limits.min_max_accepted_htlcs {
- return Err(ChannelError::Close(format!("max_accepted_htlcs ({}) is less than the user specified limit ({})", msg.max_accepted_htlcs, config.channel_handshake_limits.min_max_accepted_htlcs)));
+ if msg.common_fields.max_accepted_htlcs < config.channel_handshake_limits.min_max_accepted_htlcs {
+ return Err(ChannelError::Close(format!("max_accepted_htlcs ({}) is less than the user specified limit ({})", msg.common_fields.max_accepted_htlcs, config.channel_handshake_limits.min_max_accepted_htlcs)));
}
- if msg.dust_limit_satoshis < MIN_CHAN_DUST_LIMIT_SATOSHIS {
- return Err(ChannelError::Close(format!("dust_limit_satoshis ({}) is less than the implementation limit ({})", msg.dust_limit_satoshis, MIN_CHAN_DUST_LIMIT_SATOSHIS)));
+ if msg.common_fields.dust_limit_satoshis < MIN_CHAN_DUST_LIMIT_SATOSHIS {
+ return Err(ChannelError::Close(format!("dust_limit_satoshis ({}) is less than the implementation limit ({})", msg.common_fields.dust_limit_satoshis, MIN_CHAN_DUST_LIMIT_SATOSHIS)));
}
- if msg.dust_limit_satoshis > MAX_CHAN_DUST_LIMIT_SATOSHIS {
- return Err(ChannelError::Close(format!("dust_limit_satoshis ({}) is greater than the implementation limit ({})", msg.dust_limit_satoshis, MAX_CHAN_DUST_LIMIT_SATOSHIS)));
+ if msg.common_fields.dust_limit_satoshis > MAX_CHAN_DUST_LIMIT_SATOSHIS {
+ return Err(ChannelError::Close(format!("dust_limit_satoshis ({}) is greater than the implementation limit ({})", msg.common_fields.dust_limit_satoshis, MAX_CHAN_DUST_LIMIT_SATOSHIS)));
}
// Convert things into internal flags and prep our state:
}
}
- let holder_selected_channel_reserve_satoshis = get_holder_selected_channel_reserve_satoshis(msg.funding_satoshis, config);
+ let holder_selected_channel_reserve_satoshis = get_holder_selected_channel_reserve_satoshis(msg.common_fields.funding_satoshis, config);
if holder_selected_channel_reserve_satoshis < MIN_CHAN_DUST_LIMIT_SATOSHIS {
// Protocol level safety check in place, although it should never happen because
// of `MIN_THEIR_CHAN_RESERVE_SATOSHIS`
log_debug!(logger, "channel_reserve_satoshis ({}) is smaller than our dust limit ({}). We can broadcast stale states without any risk, implying this channel is very insecure for our counterparty.",
msg.channel_reserve_satoshis, MIN_CHAN_DUST_LIMIT_SATOSHIS);
}
- if holder_selected_channel_reserve_satoshis < msg.dust_limit_satoshis {
- return Err(ChannelError::Close(format!("Dust limit ({}) too high for the channel reserve we require the remote to keep ({})", msg.dust_limit_satoshis, holder_selected_channel_reserve_satoshis)));
+ if holder_selected_channel_reserve_satoshis < msg.common_fields.dust_limit_satoshis {
+ return Err(ChannelError::Close(format!("Dust limit ({}) too high for the channel reserve we require the remote to keep ({})", msg.common_fields.dust_limit_satoshis, holder_selected_channel_reserve_satoshis)));
}
// check if the funder's amount for the initial commitment tx is sufficient
} else {
0
};
- let funders_amount_msat = msg.funding_satoshis * 1000 - msg.push_msat;
- let commitment_tx_fee = commit_tx_fee_msat(msg.feerate_per_kw, MIN_AFFORDABLE_HTLC_COUNT, &channel_type) / 1000;
+ let funders_amount_msat = msg.common_fields.funding_satoshis * 1000 - msg.push_msat;
+ let commitment_tx_fee = commit_tx_fee_msat(msg.common_fields.commitment_feerate_sat_per_1000_weight, MIN_AFFORDABLE_HTLC_COUNT, &channel_type) / 1000;
if (funders_amount_msat / 1000).saturating_sub(anchor_outputs_value) < commitment_tx_fee {
return Err(ChannelError::Close(format!("Funding amount ({} sats) can't even pay fee for initial commitment transaction fee of {} sats.", (funders_amount_msat / 1000).saturating_sub(anchor_outputs_value), commitment_tx_fee)));
}
}
let counterparty_shutdown_scriptpubkey = if their_features.supports_upfront_shutdown_script() {
- match &msg.shutdown_scriptpubkey {
+ match &msg.common_fields.shutdown_scriptpubkey {
&Some(ref script) => {
// Peer is signaling upfront_shutdown and has opt-out with a 0-length script. We don't enforce anything
if script.len() == 0 {
inbound_handshake_limits_override: None,
- temporary_channel_id: Some(msg.temporary_channel_id),
- channel_id: msg.temporary_channel_id,
+ temporary_channel_id: Some(msg.common_fields.temporary_channel_id),
+ channel_id: msg.common_fields.temporary_channel_id,
channel_state: ChannelState::NegotiatingFunding(
NegotiatingFundingFlags::OUR_INIT_SENT | NegotiatingFundingFlags::THEIR_INIT_SENT
),
signer_pending_funding: false,
#[cfg(debug_assertions)]
- holder_max_commitment_tx_output: Mutex::new((msg.push_msat, msg.funding_satoshis * 1000 - msg.push_msat)),
+ holder_max_commitment_tx_output: Mutex::new((msg.push_msat, msg.common_fields.funding_satoshis * 1000 - msg.push_msat)),
#[cfg(debug_assertions)]
- counterparty_max_commitment_tx_output: Mutex::new((msg.push_msat, msg.funding_satoshis * 1000 - msg.push_msat)),
+ counterparty_max_commitment_tx_output: Mutex::new((msg.push_msat, msg.common_fields.funding_satoshis * 1000 - msg.push_msat)),
last_sent_closing_fee: None,
pending_counterparty_closing_signed: None,
short_channel_id: None,
channel_creation_height: current_chain_height,
- feerate_per_kw: msg.feerate_per_kw,
- channel_value_satoshis: msg.funding_satoshis,
- counterparty_dust_limit_satoshis: msg.dust_limit_satoshis,
+ feerate_per_kw: msg.common_fields.commitment_feerate_sat_per_1000_weight,
+ channel_value_satoshis: msg.common_fields.funding_satoshis,
+ counterparty_dust_limit_satoshis: msg.common_fields.dust_limit_satoshis,
holder_dust_limit_satoshis: MIN_CHAN_DUST_LIMIT_SATOSHIS,
- counterparty_max_htlc_value_in_flight_msat: cmp::min(msg.max_htlc_value_in_flight_msat, msg.funding_satoshis * 1000),
- holder_max_htlc_value_in_flight_msat: get_holder_max_htlc_value_in_flight_msat(msg.funding_satoshis, &config.channel_handshake_config),
+ counterparty_max_htlc_value_in_flight_msat: cmp::min(msg.common_fields.max_htlc_value_in_flight_msat, msg.common_fields.funding_satoshis * 1000),
+ holder_max_htlc_value_in_flight_msat: get_holder_max_htlc_value_in_flight_msat(msg.common_fields.funding_satoshis, &config.channel_handshake_config),
counterparty_selected_channel_reserve_satoshis: Some(msg.channel_reserve_satoshis),
holder_selected_channel_reserve_satoshis,
- counterparty_htlc_minimum_msat: msg.htlc_minimum_msat,
+ counterparty_htlc_minimum_msat: msg.common_fields.htlc_minimum_msat,
holder_htlc_minimum_msat: if config.channel_handshake_config.our_htlc_minimum_msat == 0 { 1 } else { config.channel_handshake_config.our_htlc_minimum_msat },
- counterparty_max_accepted_htlcs: msg.max_accepted_htlcs,
+ counterparty_max_accepted_htlcs: msg.common_fields.max_accepted_htlcs,
holder_max_accepted_htlcs: cmp::min(config.channel_handshake_config.our_max_accepted_htlcs, MAX_HTLCS),
minimum_depth,
holder_selected_contest_delay: config.channel_handshake_config.our_to_self_delay,
is_outbound_from_holder: false,
counterparty_parameters: Some(CounterpartyChannelTransactionParameters {
- selected_contest_delay: msg.to_self_delay,
+ selected_contest_delay: msg.common_fields.to_self_delay,
pubkeys: counterparty_pubkeys,
}),
funding_outpoint: None,
funding_transaction: None,
is_batch_funding: None,
- counterparty_cur_commitment_point: Some(msg.first_per_commitment_point),
+ counterparty_cur_commitment_point: Some(msg.common_fields.first_per_commitment_point),
counterparty_prev_commitment_point: None,
counterparty_node_id,
let keys = self.context.get_holder_pubkeys();
msgs::AcceptChannel {
- temporary_channel_id: self.context.channel_id,
- dust_limit_satoshis: self.context.holder_dust_limit_satoshis,
- max_htlc_value_in_flight_msat: self.context.holder_max_htlc_value_in_flight_msat,
+ common_fields: msgs::CommonAcceptChannelFields {
+ temporary_channel_id: self.context.channel_id,
+ dust_limit_satoshis: self.context.holder_dust_limit_satoshis,
+ max_htlc_value_in_flight_msat: self.context.holder_max_htlc_value_in_flight_msat,
+ htlc_minimum_msat: self.context.holder_htlc_minimum_msat,
+ minimum_depth: self.context.minimum_depth.unwrap(),
+ to_self_delay: self.context.get_holder_selected_contest_delay(),
+ max_accepted_htlcs: self.context.holder_max_accepted_htlcs,
+ funding_pubkey: keys.funding_pubkey,
+ revocation_basepoint: keys.revocation_basepoint.to_public_key(),
+ payment_basepoint: keys.payment_point,
+ delayed_payment_basepoint: keys.delayed_payment_basepoint.to_public_key(),
+ htlc_basepoint: keys.htlc_basepoint.to_public_key(),
+ first_per_commitment_point,
+ shutdown_scriptpubkey: Some(match &self.context.shutdown_scriptpubkey {
+ Some(script) => script.clone().into_inner(),
+ None => Builder::new().into_script(),
+ }),
+ channel_type: Some(self.context.channel_type.clone()),
+ },
channel_reserve_satoshis: self.context.holder_selected_channel_reserve_satoshis,
- htlc_minimum_msat: self.context.holder_htlc_minimum_msat,
- minimum_depth: self.context.minimum_depth.unwrap(),
- to_self_delay: self.context.get_holder_selected_contest_delay(),
- max_accepted_htlcs: self.context.holder_max_accepted_htlcs,
- funding_pubkey: keys.funding_pubkey,
- revocation_basepoint: keys.revocation_basepoint.to_public_key(),
- payment_point: keys.payment_point,
- delayed_payment_basepoint: keys.delayed_payment_basepoint.to_public_key(),
- htlc_basepoint: keys.htlc_basepoint.to_public_key(),
- first_per_commitment_point,
- shutdown_scriptpubkey: Some(match &self.context.shutdown_scriptpubkey {
- Some(script) => script.clone().into_inner(),
- None => Builder::new().into_script(),
- }),
- channel_type: Some(self.context.channel_type.clone()),
#[cfg(taproot)]
next_local_nonce: None,
}
// same as the old fee.
fee_est.fee_est = 500;
let open_channel_msg = node_a_chan.get_open_channel(ChainHash::using_genesis_block(network));
- assert_eq!(open_channel_msg.feerate_per_kw, original_fee);
+ assert_eq!(open_channel_msg.common_fields.commitment_feerate_sat_per_1000_weight, original_fee);
}
#[test]
// Node B --> Node A: accept channel, explicitly setting B's dust limit.
let mut accept_channel_msg = node_b_chan.accept_inbound_channel();
- accept_channel_msg.dust_limit_satoshis = 546;
+ accept_channel_msg.common_fields.dust_limit_satoshis = 546;
node_a_chan.accept_channel(&accept_channel_msg, &config.channel_handshake_limits, &channelmanager::provided_init_features(&config)).unwrap();
node_a_chan.context.holder_dust_limit_satoshis = 1560;
// Node B --> Node A: accept channel, explicitly setting B's dust limit.
let mut accept_channel_msg = node_b_chan.accept_inbound_channel();
- accept_channel_msg.dust_limit_satoshis = 546;
+ accept_channel_msg.common_fields.dust_limit_satoshis = 546;
node_a_chan.accept_channel(&accept_channel_msg, &config.channel_handshake_limits, &channelmanager::provided_init_features(&config)).unwrap();
node_a_chan.context.holder_dust_limit_satoshis = 1560;
channel_type_features.set_zero_conf_required();
let mut open_channel_msg = node_a_chan.get_open_channel(ChainHash::using_genesis_block(network));
- open_channel_msg.channel_type = Some(channel_type_features);
+ open_channel_msg.common_fields.channel_type = Some(channel_type_features);
let node_b_node_id = PublicKey::from_secret_key(&secp_ctx, &SecretKey::from_slice(&[7; 32]).unwrap());
let res = InboundV1Channel::<&TestKeysInterface>::new(&feeest, &&keys_provider, &&keys_provider,
node_b_node_id, &channelmanager::provided_channel_type_features(&config),
// Set `channel_type` to `None` to force the implicit feature negotiation.
let mut open_channel_msg = channel_a.get_open_channel(ChainHash::using_genesis_block(network));
- open_channel_msg.channel_type = None;
+ open_channel_msg.common_fields.channel_type = None;
// Since A supports both `static_remote_key` and `option_anchors`, but B only accepts
// `static_remote_key`, it will fail the channel.
).unwrap();
let mut open_channel_msg = channel_a.get_open_channel(ChainHash::using_genesis_block(network));
- open_channel_msg.channel_type = Some(simple_anchors_channel_type.clone());
+ open_channel_msg.common_fields.channel_type = Some(simple_anchors_channel_type.clone());
let res = InboundV1Channel::<&TestKeysInterface>::new(
&fee_estimator, &&keys_provider, &&keys_provider, node_id_a,
).unwrap();
let mut accept_channel_msg = channel_b.get_accept_channel_message();
- accept_channel_msg.channel_type = Some(simple_anchors_channel_type.clone());
+ accept_channel_msg.common_fields.channel_type = Some(simple_anchors_channel_type.clone());
let res = channel_a.accept_channel(
&accept_channel_msg, &config.channel_handshake_limits, &simple_anchors_init
/// the latest local transaction(s). Fails if `channel_id` is unknown to the manager, or if the
/// `counterparty_node_id` isn't the counterparty of the corresponding channel.
///
- /// You can always get the latest local transaction(s) to broadcast from
- /// [`ChannelMonitor::get_latest_holder_commitment_txn`].
+ /// You can always broadcast the latest local transaction(s) via
+ /// [`ChannelMonitor::broadcast_latest_holder_commitment_txn`].
pub fn force_close_without_broadcasting_txn(&self, channel_id: &ChannelId, counterparty_node_id: &PublicKey)
-> Result<(), APIError> {
self.force_close_sending_error(channel_id, counterparty_node_id, false)
fn internal_open_channel(&self, counterparty_node_id: &PublicKey, msg: &msgs::OpenChannel) -> Result<(), MsgHandleErrInternal> {
// Note that the ChannelManager is NOT re-persisted on disk after this, so any changes are
// likely to be lost on restart!
- if msg.chain_hash != self.chain_hash {
- return Err(MsgHandleErrInternal::send_err_msg_no_close("Unknown genesis block hash".to_owned(), msg.temporary_channel_id.clone()));
+ if msg.common_fields.chain_hash != self.chain_hash {
+ return Err(MsgHandleErrInternal::send_err_msg_no_close("Unknown genesis block hash".to_owned(),
+ msg.common_fields.temporary_channel_id.clone()));
}
if !self.default_configuration.accept_inbound_channels {
- return Err(MsgHandleErrInternal::send_err_msg_no_close("No inbound channels accepted".to_owned(), msg.temporary_channel_id.clone()));
+ return Err(MsgHandleErrInternal::send_err_msg_no_close("No inbound channels accepted".to_owned(),
+ msg.common_fields.temporary_channel_id.clone()));
}
// Get the number of peers with channels, but without funded ones. We don't care too much
let peer_state_mutex = per_peer_state.get(counterparty_node_id)
.ok_or_else(|| {
debug_assert!(false);
- MsgHandleErrInternal::send_err_msg_no_close(format!("Can't find a peer matching the passed counterparty node_id {}", counterparty_node_id), msg.temporary_channel_id.clone())
+ MsgHandleErrInternal::send_err_msg_no_close(
+ format!("Can't find a peer matching the passed counterparty node_id {}", counterparty_node_id),
+ msg.common_fields.temporary_channel_id.clone())
})?;
let mut peer_state_lock = peer_state_mutex.lock().unwrap();
let peer_state = &mut *peer_state_lock;
{
return Err(MsgHandleErrInternal::send_err_msg_no_close(
"Have too many peers with unfunded channels, not accepting new ones".to_owned(),
- msg.temporary_channel_id.clone()));
+ msg.common_fields.temporary_channel_id.clone()));
}
let best_block_height = self.best_block.read().unwrap().height();
if Self::unfunded_channel_count(peer_state, best_block_height) >= MAX_UNFUNDED_CHANS_PER_PEER {
return Err(MsgHandleErrInternal::send_err_msg_no_close(
format!("Refusing more than {} unfunded channels.", MAX_UNFUNDED_CHANS_PER_PEER),
- msg.temporary_channel_id.clone()));
+ msg.common_fields.temporary_channel_id.clone()));
}
- let channel_id = msg.temporary_channel_id;
+ let channel_id = msg.common_fields.temporary_channel_id;
let channel_exists = peer_state.has_channel(&channel_id);
if channel_exists {
- return Err(MsgHandleErrInternal::send_err_msg_no_close("temporary_channel_id collision for the same peer!".to_owned(), msg.temporary_channel_id.clone()));
+ return Err(MsgHandleErrInternal::send_err_msg_no_close(
+ "temporary_channel_id collision for the same peer!".to_owned(),
+ msg.common_fields.temporary_channel_id.clone()));
}
// If we're doing manual acceptance checks on the channel, then defer creation until we're sure we want to accept.
let channel_type = channel::channel_type_from_open_channel(
&msg, &peer_state.latest_features, &self.channel_type_features()
).map_err(|e|
- MsgHandleErrInternal::from_chan_no_close(e, msg.temporary_channel_id)
+ MsgHandleErrInternal::from_chan_no_close(e, msg.common_fields.temporary_channel_id)
)?;
let mut pending_events = self.pending_events.lock().unwrap();
pending_events.push_back((events::Event::OpenChannelRequest {
- temporary_channel_id: msg.temporary_channel_id.clone(),
+ temporary_channel_id: msg.common_fields.temporary_channel_id.clone(),
counterparty_node_id: counterparty_node_id.clone(),
- funding_satoshis: msg.funding_satoshis,
+ funding_satoshis: msg.common_fields.funding_satoshis,
push_msat: msg.push_msat,
channel_type,
}, None));
&self.default_configuration, best_block_height, &self.logger, /*is_0conf=*/false)
{
Err(e) => {
- return Err(MsgHandleErrInternal::from_chan_no_close(e, msg.temporary_channel_id));
+ return Err(MsgHandleErrInternal::from_chan_no_close(e, msg.common_fields.temporary_channel_id));
},
Ok(res) => res
};
let channel_type = channel.context.get_channel_type();
if channel_type.requires_zero_conf() {
- return Err(MsgHandleErrInternal::send_err_msg_no_close("No zero confirmation channels accepted".to_owned(), msg.temporary_channel_id.clone()));
+ return Err(MsgHandleErrInternal::send_err_msg_no_close(
+ "No zero confirmation channels accepted".to_owned(),
+ msg.common_fields.temporary_channel_id.clone()));
}
if channel_type.requires_anchors_zero_fee_htlc_tx() {
- return Err(MsgHandleErrInternal::send_err_msg_no_close("No channels with anchor outputs accepted".to_owned(), msg.temporary_channel_id.clone()));
+ return Err(MsgHandleErrInternal::send_err_msg_no_close(
+ "No channels with anchor outputs accepted".to_owned(),
+ msg.common_fields.temporary_channel_id.clone()));
}
let outbound_scid_alias = self.create_and_insert_outbound_scid_alias();
let peer_state_mutex = per_peer_state.get(counterparty_node_id)
.ok_or_else(|| {
debug_assert!(false);
- MsgHandleErrInternal::send_err_msg_no_close(format!("Can't find a peer matching the passed counterparty node_id {}", counterparty_node_id), msg.temporary_channel_id)
+ MsgHandleErrInternal::send_err_msg_no_close(format!("Can't find a peer matching the passed counterparty node_id {}", counterparty_node_id), msg.common_fields.temporary_channel_id)
})?;
let mut peer_state_lock = peer_state_mutex.lock().unwrap();
let peer_state = &mut *peer_state_lock;
- match peer_state.channel_by_id.entry(msg.temporary_channel_id) {
+ match peer_state.channel_by_id.entry(msg.common_fields.temporary_channel_id) {
hash_map::Entry::Occupied(mut phase) => {
match phase.get_mut() {
ChannelPhase::UnfundedOutboundV1(chan) => {
(chan.context.get_value_satoshis(), chan.context.get_funding_redeemscript().to_v0_p2wsh(), chan.context.get_user_id())
},
_ => {
- return Err(MsgHandleErrInternal::send_err_msg_no_close(format!("Got an unexpected accept_channel message from peer with counterparty_node_id {}", counterparty_node_id), msg.temporary_channel_id));
+ return Err(MsgHandleErrInternal::send_err_msg_no_close(format!("Got an unexpected accept_channel message from peer with counterparty_node_id {}", counterparty_node_id), msg.common_fields.temporary_channel_id));
}
}
},
- hash_map::Entry::Vacant(_) => return Err(MsgHandleErrInternal::send_err_msg_no_close(format!("Got a message for a channel from the wrong node! No such channel for the passed counterparty_node_id {}", counterparty_node_id), msg.temporary_channel_id))
+ hash_map::Entry::Vacant(_) => return Err(MsgHandleErrInternal::send_err_msg_no_close(format!("Got a message for a channel from the wrong node! No such channel for the passed counterparty_node_id {}", counterparty_node_id), msg.common_fields.temporary_channel_id))
}
};
let mut pending_events = self.pending_events.lock().unwrap();
pending_events.push_back((events::Event::FundingGenerationReady {
- temporary_channel_id: msg.temporary_channel_id,
+ temporary_channel_id: msg.common_fields.temporary_channel_id,
counterparty_node_id: *counterparty_node_id,
channel_value_satoshis: value,
output_script,
fn handle_open_channel_v2(&self, counterparty_node_id: &PublicKey, msg: &msgs::OpenChannelV2) {
let _: Result<(), _> = handle_error!(self, Err(MsgHandleErrInternal::send_err_msg_no_close(
"Dual-funded channels not supported".to_owned(),
- msg.temporary_channel_id.clone())), *counterparty_node_id);
+ msg.common_fields.temporary_channel_id.clone())), *counterparty_node_id);
}
fn handle_accept_channel(&self, counterparty_node_id: &PublicKey, msg: &msgs::AcceptChannel) {
fn handle_accept_channel_v2(&self, counterparty_node_id: &PublicKey, msg: &msgs::AcceptChannelV2) {
let _: Result<(), _> = handle_error!(self, Err(MsgHandleErrInternal::send_err_msg_no_close(
"Dual-funded channels not supported".to_owned(),
- msg.temporary_channel_id.clone())), *counterparty_node_id);
+ msg.common_fields.temporary_channel_id.clone())), *counterparty_node_id);
}
fn handle_funding_created(&self, counterparty_node_id: &PublicKey, msg: &msgs::FundingCreated) {
check_added_monitors!(nodes[0], 1);
expect_channel_pending_event(&nodes[0], &nodes[1].node.get_our_node_id());
}
- open_channel_msg.temporary_channel_id = ChannelId::temporary_from_entropy_source(&nodes[0].keys_manager);
+ open_channel_msg.common_fields.temporary_channel_id = ChannelId::temporary_from_entropy_source(&nodes[0].keys_manager);
}
// A MAX_UNFUNDED_CHANS_PER_PEER + 1 channel will be summarily rejected
- open_channel_msg.temporary_channel_id = ChannelId::temporary_from_entropy_source(&nodes[0].keys_manager);
+ open_channel_msg.common_fields.temporary_channel_id = ChannelId::temporary_from_entropy_source(
+ &nodes[0].keys_manager);
nodes[1].node.handle_open_channel(&nodes[0].node.get_our_node_id(), &open_channel_msg);
assert_eq!(get_err_msg(&nodes[1], &nodes[0].node.get_our_node_id()).channel_id,
- open_channel_msg.temporary_channel_id);
+ open_channel_msg.common_fields.temporary_channel_id);
// Further, because all of our channels with nodes[0] are inbound, and none of them funded,
// it doesn't count as a "protected" peer, i.e. it counts towards the MAX_NO_CHANNEL_PEERS
for i in 0..super::MAX_UNFUNDED_CHANNEL_PEERS - 1 {
nodes[1].node.handle_open_channel(&peer_pks[i], &open_channel_msg);
get_event_msg!(nodes[1], MessageSendEvent::SendAcceptChannel, peer_pks[i]);
- open_channel_msg.temporary_channel_id = ChannelId::temporary_from_entropy_source(&nodes[0].keys_manager);
+ open_channel_msg.common_fields.temporary_channel_id = ChannelId::temporary_from_entropy_source(&nodes[0].keys_manager);
}
nodes[1].node.handle_open_channel(&last_random_pk, &open_channel_msg);
assert_eq!(get_err_msg(&nodes[1], &last_random_pk).channel_id,
- open_channel_msg.temporary_channel_id);
+ open_channel_msg.common_fields.temporary_channel_id);
// Of course, however, outbound channels are always allowed
nodes[1].node.create_channel(last_random_pk, 100_000, 0, 42, None, None).unwrap();
for _ in 0..super::MAX_UNFUNDED_CHANS_PER_PEER {
nodes[1].node.handle_open_channel(&nodes[0].node.get_our_node_id(), &open_channel_msg);
get_event_msg!(nodes[1], MessageSendEvent::SendAcceptChannel, nodes[0].node.get_our_node_id());
- open_channel_msg.temporary_channel_id = ChannelId::temporary_from_entropy_source(&nodes[0].keys_manager);
+ open_channel_msg.common_fields.temporary_channel_id = ChannelId::temporary_from_entropy_source(&nodes[0].keys_manager);
}
// Once we have MAX_UNFUNDED_CHANS_PER_PEER unfunded channels, new inbound channels will be
// rejected.
nodes[1].node.handle_open_channel(&nodes[0].node.get_our_node_id(), &open_channel_msg);
assert_eq!(get_err_msg(&nodes[1], &nodes[0].node.get_our_node_id()).channel_id,
- open_channel_msg.temporary_channel_id);
+ open_channel_msg.common_fields.temporary_channel_id);
// but we can still open an outbound channel.
nodes[1].node.create_channel(nodes[0].node.get_our_node_id(), 100_000, 0, 42, None, None).unwrap();
// but even with such an outbound channel, additional inbound channels will still fail.
nodes[1].node.handle_open_channel(&nodes[0].node.get_our_node_id(), &open_channel_msg);
assert_eq!(get_err_msg(&nodes[1], &nodes[0].node.get_our_node_id()).channel_id,
- open_channel_msg.temporary_channel_id);
+ open_channel_msg.common_fields.temporary_channel_id);
}
#[test]
_ => panic!("Unexpected event"),
}
get_event_msg!(nodes[1], MessageSendEvent::SendAcceptChannel, random_pk);
- open_channel_msg.temporary_channel_id = ChannelId::temporary_from_entropy_source(&nodes[0].keys_manager);
+ open_channel_msg.common_fields.temporary_channel_id = ChannelId::temporary_from_entropy_source(&nodes[0].keys_manager);
}
// If we try to accept a channel from another peer non-0conf it will fail.
_ => panic!("Unexpected event"),
}
assert_eq!(get_err_msg(&nodes[1], &last_random_pk).channel_id,
- open_channel_msg.temporary_channel_id);
+ open_channel_msg.common_fields.temporary_channel_id);
// ...however if we accept the same channel 0conf it should work just fine.
nodes[1].node.handle_open_channel(&last_random_pk, &open_channel_msg);
nodes[0].node.create_channel(nodes[1].node.get_our_node_id(), 100_000, 0, 0, None, None).unwrap();
let open_channel_msg = get_event_msg!(nodes[0], MessageSendEvent::SendOpenChannel, nodes[1].node.get_our_node_id());
- assert!(open_channel_msg.channel_type.as_ref().unwrap().supports_anchors_zero_fee_htlc_tx());
+ assert!(open_channel_msg.common_fields.channel_type.as_ref().unwrap().supports_anchors_zero_fee_htlc_tx());
nodes[1].node.handle_open_channel(&nodes[0].node.get_our_node_id(), &open_channel_msg);
let events = nodes[1].node.get_and_clear_pending_events();
nodes[0].node.handle_error(&nodes[1].node.get_our_node_id(), &error_msg);
let open_channel_msg = get_event_msg!(nodes[0], MessageSendEvent::SendOpenChannel, nodes[1].node.get_our_node_id());
- assert!(!open_channel_msg.channel_type.unwrap().supports_anchors_zero_fee_htlc_tx());
+ assert!(!open_channel_msg.common_fields.channel_type.unwrap().supports_anchors_zero_fee_htlc_tx());
// Since nodes[1] should not have accepted the channel, it should
// not have generated any events.
/// `release_commitment_secret` are affected by this setting.
#[cfg(test)]
pub fn set_channel_signer_available(&self, peer_id: &PublicKey, chan_id: &ChannelId, available: bool) {
+ use crate::sign::ChannelSigner;
+ log_debug!(self.logger, "Setting channel signer for {} as available={}", chan_id, available);
+
let per_peer_state = self.node.per_peer_state.read().unwrap();
let chan_lock = per_peer_state.get(peer_id).unwrap().lock().unwrap();
- let signer = (|| {
- match chan_lock.channel_by_id.get(chan_id) {
- Some(phase) => phase.context().get_signer(),
- None => panic!("Couldn't find a channel with id {}", chan_id),
+
+ let mut channel_keys_id = None;
+ if let Some(chan) = chan_lock.channel_by_id.get(chan_id).map(|phase| phase.context()) {
+ chan.get_signer().as_ecdsa().unwrap().set_available(available);
+ channel_keys_id = Some(chan.channel_keys_id);
+ }
+
+ let mut monitor = None;
+ for (funding_txo, channel_id) in self.chain_monitor.chain_monitor.list_monitors() {
+ if *chan_id == channel_id {
+ monitor = self.chain_monitor.chain_monitor.get_monitor(funding_txo).ok();
}
- })();
- log_debug!(self.logger, "Setting channel signer for {} as available={}", chan_id, available);
- signer.as_ecdsa().unwrap().set_available(available);
+ }
+ if let Some(monitor) = monitor {
+ monitor.do_signer_call(|signer| {
+ channel_keys_id = channel_keys_id.or(Some(signer.inner.channel_keys_id()));
+ signer.set_available(available)
+ });
+ }
+
+ if available {
+ self.keys_manager.unavailable_signers.lock().unwrap()
+ .remove(channel_keys_id.as_ref().unwrap());
+ } else {
+ self.keys_manager.unavailable_signers.lock().unwrap()
+ .insert(channel_keys_id.unwrap());
+ }
}
}
};
let accept_channel = get_event_msg!(receiver, MessageSendEvent::SendAcceptChannel, initiator.node.get_our_node_id());
- assert_eq!(accept_channel.minimum_depth, 0);
+ assert_eq!(accept_channel.common_fields.minimum_depth, 0);
initiator.node.handle_accept_channel(&receiver.node.get_our_node_id(), &accept_channel);
let (temporary_channel_id, tx, _) = create_funding_transaction(&initiator, &receiver.node.get_our_node_id(), 100_000, 42);
pub fn exchange_open_accept_chan<'a, 'b, 'c>(node_a: &Node<'a, 'b, 'c>, node_b: &Node<'a, 'b, 'c>, channel_value: u64, push_msat: u64) -> ChannelId {
let create_chan_id = node_a.node.create_channel(node_b.node.get_our_node_id(), channel_value, push_msat, 42, None, None).unwrap();
let open_channel_msg = get_event_msg!(node_a, MessageSendEvent::SendOpenChannel, node_b.node.get_our_node_id());
- assert_eq!(open_channel_msg.temporary_channel_id, create_chan_id);
+ assert_eq!(open_channel_msg.common_fields.temporary_channel_id, create_chan_id);
assert_eq!(node_a.node.list_channels().iter().find(|channel| channel.channel_id == create_chan_id).unwrap().user_channel_id, 42);
node_b.node.handle_open_channel(&node_a.node.get_our_node_id(), &open_channel_msg);
if node_b.node.get_current_default_configuration().manually_accept_inbound_channels {
};
}
let accept_channel_msg = get_event_msg!(node_b, MessageSendEvent::SendAcceptChannel, node_a.node.get_our_node_id());
- assert_eq!(accept_channel_msg.temporary_channel_id, create_chan_id);
+ assert_eq!(accept_channel_msg.common_fields.temporary_channel_id, create_chan_id);
node_a.node.handle_accept_channel(&node_b.node.get_our_node_id(), &accept_channel_msg);
assert_ne!(node_b.node.list_channels().iter().find(|channel| channel.channel_id == create_chan_id).unwrap().user_channel_id, 0);
use crate::ln::channelmanager::MAX_LOCAL_BREAKDOWN_TIMEOUT;
// Test all mutations that would make the channel open message insane
- insane_open_helper(format!("Per our config, funding must be at most {}. It was {}", TOTAL_BITCOIN_SUPPLY_SATOSHIS + 1, TOTAL_BITCOIN_SUPPLY_SATOSHIS + 2).as_str(), |mut msg| { msg.funding_satoshis = TOTAL_BITCOIN_SUPPLY_SATOSHIS + 2; msg });
- insane_open_helper(format!("Funding must be smaller than the total bitcoin supply. It was {}", TOTAL_BITCOIN_SUPPLY_SATOSHIS).as_str(), |mut msg| { msg.funding_satoshis = TOTAL_BITCOIN_SUPPLY_SATOSHIS; msg });
+ insane_open_helper(format!("Per our config, funding must be at most {}. It was {}", TOTAL_BITCOIN_SUPPLY_SATOSHIS + 1, TOTAL_BITCOIN_SUPPLY_SATOSHIS + 2).as_str(), |mut msg| { msg.common_fields.funding_satoshis = TOTAL_BITCOIN_SUPPLY_SATOSHIS + 2; msg });
+ insane_open_helper(format!("Funding must be smaller than the total bitcoin supply. It was {}", TOTAL_BITCOIN_SUPPLY_SATOSHIS).as_str(), |mut msg| { msg.common_fields.funding_satoshis = TOTAL_BITCOIN_SUPPLY_SATOSHIS; msg });
- insane_open_helper("Bogus channel_reserve_satoshis", |mut msg| { msg.channel_reserve_satoshis = msg.funding_satoshis + 1; msg });
+ insane_open_helper("Bogus channel_reserve_satoshis", |mut msg| { msg.channel_reserve_satoshis = msg.common_fields.funding_satoshis + 1; msg });
- insane_open_helper(r"push_msat \d+ was larger than channel amount minus reserve \(\d+\)", |mut msg| { msg.push_msat = (msg.funding_satoshis - msg.channel_reserve_satoshis) * 1000 + 1; msg });
+ insane_open_helper(r"push_msat \d+ was larger than channel amount minus reserve \(\d+\)", |mut msg| { msg.push_msat = (msg.common_fields.funding_satoshis - msg.channel_reserve_satoshis) * 1000 + 1; msg });
- insane_open_helper("Peer never wants payout outputs?", |mut msg| { msg.dust_limit_satoshis = msg.funding_satoshis + 1 ; msg });
+ insane_open_helper("Peer never wants payout outputs?", |mut msg| { msg.common_fields.dust_limit_satoshis = msg.common_fields.funding_satoshis + 1 ; msg });
- insane_open_helper(r"Minimum htlc value \(\d+\) was larger than full channel value \(\d+\)", |mut msg| { msg.htlc_minimum_msat = (msg.funding_satoshis - msg.channel_reserve_satoshis) * 1000; msg });
+ insane_open_helper(r"Minimum htlc value \(\d+\) was larger than full channel value \(\d+\)", |mut msg| { msg.common_fields.htlc_minimum_msat = (msg.common_fields.funding_satoshis - msg.channel_reserve_satoshis) * 1000; msg });
- insane_open_helper("They wanted our payments to be delayed by a needlessly long period", |mut msg| { msg.to_self_delay = MAX_LOCAL_BREAKDOWN_TIMEOUT + 1; msg });
+ insane_open_helper("They wanted our payments to be delayed by a needlessly long period", |mut msg| { msg.common_fields.to_self_delay = MAX_LOCAL_BREAKDOWN_TIMEOUT + 1; msg });
- insane_open_helper("0 max_accepted_htlcs makes for a useless channel", |mut msg| { msg.max_accepted_htlcs = 0; msg });
+ insane_open_helper("0 max_accepted_htlcs makes for a useless channel", |mut msg| { msg.common_fields.max_accepted_htlcs = 0; msg });
- insane_open_helper("max_accepted_htlcs was 484. It must not be larger than 483", |mut msg| { msg.max_accepted_htlcs = 484; msg });
+ insane_open_helper("max_accepted_htlcs was 484. It must not be larger than 483", |mut msg| { msg.common_fields.max_accepted_htlcs = 484; msg });
}
#[test]
let mut open_channel_message = get_event_msg!(nodes[0], MessageSendEvent::SendOpenChannel, nodes[1].node.get_our_node_id());
if !send_from_initiator {
open_channel_message.channel_reserve_satoshis = 0;
- open_channel_message.max_htlc_value_in_flight_msat = 100_000_000;
+ open_channel_message.common_fields.max_htlc_value_in_flight_msat = 100_000_000;
}
nodes[1].node.handle_open_channel(&nodes[0].node.get_our_node_id(), &open_channel_message);
let mut accept_channel_message = get_event_msg!(nodes[1], MessageSendEvent::SendAcceptChannel, nodes[0].node.get_our_node_id());
if send_from_initiator {
accept_channel_message.channel_reserve_satoshis = 0;
- accept_channel_message.max_htlc_value_in_flight_msat = 100_000_000;
+ accept_channel_message.common_fields.max_htlc_value_in_flight_msat = 100_000_000;
}
nodes[0].node.handle_accept_channel(&nodes[1].node.get_our_node_id(), &accept_channel_message);
{
let push_msat=10001;
assert!(nodes[0].node.create_channel(nodes[1].node.get_our_node_id(), channel_value_satoshis, push_msat, 42, None, None).is_ok()); //Create a valid channel
let node0_to_1_send_open_channel = get_event_msg!(nodes[0], MessageSendEvent::SendOpenChannel, nodes[1].node.get_our_node_id());
- assert!(node0_to_1_send_open_channel.channel_reserve_satoshis>=node0_to_1_send_open_channel.dust_limit_satoshis);
+ assert!(node0_to_1_send_open_channel.channel_reserve_satoshis>=node0_to_1_send_open_channel.common_fields.dust_limit_satoshis);
// BOLT #2 spec: Sending node must set undefined bits in channel_flags to 0
// Only the least-significant bit of channel_flags is currently defined resulting in channel_flags only having one of two possible states 0 or 1
- assert!(node0_to_1_send_open_channel.channel_flags<=1);
+ assert!(node0_to_1_send_open_channel.common_fields.channel_flags<=1);
// BOLT #2 spec: Sending node should set to_self_delay sufficient to ensure the sender can irreversibly spend a commitment transaction output, in case of misbehaviour by the receiver.
assert!(BREAKDOWN_TIMEOUT>0);
- assert!(node0_to_1_send_open_channel.to_self_delay==BREAKDOWN_TIMEOUT);
+ assert!(node0_to_1_send_open_channel.common_fields.to_self_delay==BREAKDOWN_TIMEOUT);
// BOLT #2 spec: Sending node must ensure the chain_hash value identifies the chain it wishes to open the channel within.
let chain_hash = ChainHash::using_genesis_block(Network::Testnet);
- assert_eq!(node0_to_1_send_open_channel.chain_hash, chain_hash);
+ assert_eq!(node0_to_1_send_open_channel.common_fields.chain_hash, chain_hash);
// BOLT #2 spec: Sending node must set funding_pubkey, revocation_basepoint, htlc_basepoint, payment_basepoint, and delayed_payment_basepoint to valid DER-encoded, compressed, secp256k1 pubkeys.
- assert!(PublicKey::from_slice(&node0_to_1_send_open_channel.funding_pubkey.serialize()).is_ok());
- assert!(PublicKey::from_slice(&node0_to_1_send_open_channel.revocation_basepoint.serialize()).is_ok());
- assert!(PublicKey::from_slice(&node0_to_1_send_open_channel.htlc_basepoint.serialize()).is_ok());
- assert!(PublicKey::from_slice(&node0_to_1_send_open_channel.payment_point.serialize()).is_ok());
- assert!(PublicKey::from_slice(&node0_to_1_send_open_channel.delayed_payment_basepoint.serialize()).is_ok());
+ assert!(PublicKey::from_slice(&node0_to_1_send_open_channel.common_fields.funding_pubkey.serialize()).is_ok());
+ assert!(PublicKey::from_slice(&node0_to_1_send_open_channel.common_fields.revocation_basepoint.serialize()).is_ok());
+ assert!(PublicKey::from_slice(&node0_to_1_send_open_channel.common_fields.htlc_basepoint.serialize()).is_ok());
+ assert!(PublicKey::from_slice(&node0_to_1_send_open_channel.common_fields.payment_basepoint.serialize()).is_ok());
+ assert!(PublicKey::from_slice(&node0_to_1_send_open_channel.common_fields.delayed_payment_basepoint.serialize()).is_ok());
}
#[test]
let push_msat=10001;
nodes[0].node.create_channel(nodes[1].node.get_our_node_id(), channel_value_satoshis, push_msat, 42, None, None).unwrap();
let mut node0_to_1_send_open_channel = get_event_msg!(nodes[0], MessageSendEvent::SendOpenChannel, nodes[1].node.get_our_node_id());
- node0_to_1_send_open_channel.dust_limit_satoshis = 547;
+ node0_to_1_send_open_channel.common_fields.dust_limit_satoshis = 547;
node0_to_1_send_open_channel.channel_reserve_satoshis = 100001;
nodes[1].node.handle_open_channel(&nodes[0].node.get_our_node_id(), &node0_to_1_send_open_channel);
// We test config.our_to_self > BREAKDOWN_TIMEOUT is enforced in InboundV1Channel::new()
nodes[1].node.create_channel(nodes[0].node.get_our_node_id(), 1000000, 1000000, 42, None, None).unwrap();
let mut open_channel = get_event_msg!(nodes[1], MessageSendEvent::SendOpenChannel, nodes[0].node.get_our_node_id());
- open_channel.to_self_delay = 200;
+ open_channel.common_fields.to_self_delay = 200;
if let Err(error) = InboundV1Channel::new(&LowerBoundedFeeEstimator::new(&test_utils::TestFeeEstimator { sat_per_kw: Mutex::new(253) }),
&nodes[0].keys_manager, &nodes[0].keys_manager, nodes[1].node.get_our_node_id(), &nodes[0].node.channel_type_features(), &nodes[1].node.init_features(), &open_channel, 0,
&low_our_to_self_config, 0, &nodes[0].logger, /*is_0conf=*/false)
nodes[0].node.create_channel(nodes[1].node.get_our_node_id(), 1000000, 1000000, 42, None, None).unwrap();
nodes[1].node.handle_open_channel(&nodes[0].node.get_our_node_id(), &get_event_msg!(nodes[0], MessageSendEvent::SendOpenChannel, nodes[1].node.get_our_node_id()));
let mut accept_channel = get_event_msg!(nodes[1], MessageSendEvent::SendAcceptChannel, nodes[0].node.get_our_node_id());
- accept_channel.to_self_delay = 200;
+ accept_channel.common_fields.to_self_delay = 200;
nodes[0].node.handle_accept_channel(&nodes[1].node.get_our_node_id(), &accept_channel);
let reason_msg;
if let MessageSendEvent::HandleError { ref action, .. } = nodes[0].node.get_and_clear_pending_msg_events()[0] {
// We test msg.to_self_delay <= config.their_to_self_delay is enforced in InboundV1Channel::new()
nodes[1].node.create_channel(nodes[0].node.get_our_node_id(), 1000000, 1000000, 42, None, None).unwrap();
let mut open_channel = get_event_msg!(nodes[1], MessageSendEvent::SendOpenChannel, nodes[0].node.get_our_node_id());
- open_channel.to_self_delay = 200;
+ open_channel.common_fields.to_self_delay = 200;
if let Err(error) = InboundV1Channel::new(&LowerBoundedFeeEstimator::new(&test_utils::TestFeeEstimator { sat_per_kw: Mutex::new(253) }),
&nodes[0].keys_manager, &nodes[0].keys_manager, nodes[1].node.get_our_node_id(), &nodes[0].node.channel_type_features(), &nodes[1].node.init_features(), &open_channel, 0,
&high_their_to_self_config, 0, &nodes[0].logger, /*is_0conf=*/false)
// Assert the channel created by node0 is using the override config.
let res = get_event_msg!(nodes[0], MessageSendEvent::SendOpenChannel, nodes[1].node.get_our_node_id());
- assert_eq!(res.channel_flags, 0);
- assert_eq!(res.to_self_delay, 200);
+ assert_eq!(res.common_fields.channel_flags, 0);
+ assert_eq!(res.common_fields.to_self_delay, 200);
}
#[test]
nodes[0].node.create_channel(nodes[1].node.get_our_node_id(), 16_000_000, 12_000_000, 42, None, Some(zero_config)).unwrap();
let res = get_event_msg!(nodes[0], MessageSendEvent::SendOpenChannel, nodes[1].node.get_our_node_id());
- assert_eq!(res.htlc_minimum_msat, 1);
+ assert_eq!(res.common_fields.htlc_minimum_msat, 1);
nodes[1].node.handle_open_channel(&nodes[0].node.get_our_node_id(), &res);
let res = get_event_msg!(nodes[1], MessageSendEvent::SendAcceptChannel, nodes[0].node.get_our_node_id());
- assert_eq!(res.htlc_minimum_msat, 1);
+ assert_eq!(res.common_fields.htlc_minimum_msat, 1);
}
#[test]
// Modify the `OpenChannel` from `nodes[2]` to `nodes[0]` to ensure that it uses the same
// `temporary_channel_id` as the `OpenChannel` from nodes[1] to nodes[0].
- open_chan_msg_chan_2_0.temporary_channel_id = open_chan_msg_chan_1_0.temporary_channel_id;
+ open_chan_msg_chan_2_0.common_fields.temporary_channel_id = open_chan_msg_chan_1_0.common_fields.temporary_channel_id;
// Assert that `nodes[0]` can accept both `OpenChannel` requests, even though they use the same
// `temporary_channel_id` as they are from different peers.
match &events[0] {
MessageSendEvent::SendAcceptChannel { node_id, msg } => {
assert_eq!(node_id, &nodes[1].node.get_our_node_id());
- assert_eq!(msg.temporary_channel_id, open_chan_msg_chan_1_0.temporary_channel_id);
+ assert_eq!(msg.common_fields.temporary_channel_id, open_chan_msg_chan_1_0.common_fields.temporary_channel_id);
},
_ => panic!("Unexpected event"),
}
match &events[0] {
MessageSendEvent::SendAcceptChannel { node_id, msg } => {
assert_eq!(node_id, &nodes[2].node.get_our_node_id());
- assert_eq!(msg.temporary_channel_id, open_chan_msg_chan_1_0.temporary_channel_id);
+ assert_eq!(msg.common_fields.temporary_channel_id, open_chan_msg_chan_1_0.common_fields.temporary_channel_id);
},
_ => panic!("Unexpected event"),
}
nodes[2].node.create_channel(nodes[1].node.get_our_node_id(), 100_000, 0, 42, None, None).unwrap();
let mut open_chan_msg = get_event_msg!(nodes[2], MessageSendEvent::SendOpenChannel, nodes[1].node.get_our_node_id());
- let node_c_temp_chan_id = open_chan_msg.temporary_channel_id;
- open_chan_msg.temporary_channel_id = real_channel_id;
+ let node_c_temp_chan_id = open_chan_msg.common_fields.temporary_channel_id;
+ open_chan_msg.common_fields.temporary_channel_id = real_channel_id;
nodes[1].node.handle_open_channel(&nodes[2].node.get_our_node_id(), &open_chan_msg);
let mut accept_chan_msg = get_event_msg!(nodes[1], MessageSendEvent::SendAcceptChannel, nodes[2].node.get_our_node_id());
- accept_chan_msg.temporary_channel_id = node_c_temp_chan_id;
+ accept_chan_msg.common_fields.temporary_channel_id = node_c_temp_chan_id;
nodes[2].node.handle_accept_channel(&nodes[1].node.get_our_node_id(), &accept_chan_msg);
// Now that we have a second channel with the same funding txo, send a bogus funding message
// first (valid) and second (invalid) channels are closed, given they both have
// the same non-temporary channel_id. However, currently we do not, so we just
// move forward with it.
- assert_eq!(msg.channel_id, open_chan_msg.temporary_channel_id);
+ assert_eq!(msg.channel_id, open_chan_msg.common_fields.temporary_channel_id);
assert_eq!(node_id, nodes[0].node.get_our_node_id());
},
_ => panic!("Unexpected event"),
// First try to open a second channel with a temporary channel id equal to the txid-based one.
// Technically this is allowed by the spec, but we don't support it and there's little reason
// to. Still, it shouldn't cause any other issues.
- open_chan_msg.temporary_channel_id = channel_id;
+ open_chan_msg.common_fields.temporary_channel_id = channel_id;
nodes[1].node.handle_open_channel(&nodes[0].node.get_our_node_id(), &open_chan_msg);
{
let events = nodes[1].node.get_and_clear_pending_msg_events();
MessageSendEvent::HandleError { action: ErrorAction::SendErrorMessage { ref msg }, node_id } => {
// Technically, at this point, nodes[1] would be justified in thinking both
// channels are closed, but currently we do not, so we just move forward with it.
- assert_eq!(msg.channel_id, open_chan_msg.temporary_channel_id);
+ assert_eq!(msg.channel_id, open_chan_msg.common_fields.temporary_channel_id);
assert_eq!(node_id, nodes[0].node.get_our_node_id());
},
_ => panic!("Unexpected event"),
// another channel in the ChannelManager - an invalid state. Thus, we'd panic later when we
// try to create another channel. Instead, we drop the channel entirely here (leaving the
// channelmanager in a possibly nonsense state instead).
- match a_peer_state.channel_by_id.remove(&open_chan_2_msg.temporary_channel_id).unwrap() {
+ match a_peer_state.channel_by_id.remove(&open_chan_2_msg.common_fields.temporary_channel_id).unwrap() {
ChannelPhase::UnfundedOutboundV1(mut chan) => {
let logger = test_utils::TestLogger::new();
chan.get_funding_created(tx.clone(), funding_outpoint, false, &&logger).map_err(|_| ()).unwrap()
nodes[0].node.create_channel(nodes[1].node.get_our_node_id(), 1_000_000, 500_000_000, 42, None, None).unwrap();
let mut open_channel = get_event_msg!(nodes[0], MessageSendEvent::SendOpenChannel, nodes[1].node.get_our_node_id());
- open_channel.max_htlc_value_in_flight_msat = 50_000_000;
- open_channel.max_accepted_htlcs = 60;
+ open_channel.common_fields.max_htlc_value_in_flight_msat = 50_000_000;
+ open_channel.common_fields.max_accepted_htlcs = 60;
if on_holder_tx {
- open_channel.dust_limit_satoshis = 546;
+ open_channel.common_fields.dust_limit_satoshis = 546;
}
nodes[1].node.handle_open_channel(&nodes[0].node.get_our_node_id(), &open_channel);
let mut accept_channel = get_event_msg!(nodes[1], MessageSendEvent::SendAcceptChannel, nodes[0].node.get_our_node_id());
(chan.context().get_dust_buffer_feerate(None) as u64,
chan.context().get_max_dust_htlc_exposure_msat(&LowerBoundedFeeEstimator(nodes[0].fee_estimator)))
};
- let dust_outbound_htlc_on_holder_tx_msat: u64 = (dust_buffer_feerate * htlc_timeout_tx_weight(&channel_type_features) / 1000 + open_channel.dust_limit_satoshis - 1) * 1000;
+ let dust_outbound_htlc_on_holder_tx_msat: u64 = (dust_buffer_feerate * htlc_timeout_tx_weight(&channel_type_features) / 1000 + open_channel.common_fields.dust_limit_satoshis - 1) * 1000;
let dust_outbound_htlc_on_holder_tx: u64 = max_dust_htlc_exposure_msat / dust_outbound_htlc_on_holder_tx_msat;
- let dust_inbound_htlc_on_holder_tx_msat: u64 = (dust_buffer_feerate * htlc_success_tx_weight(&channel_type_features) / 1000 + open_channel.dust_limit_satoshis - 1) * 1000;
+ let dust_inbound_htlc_on_holder_tx_msat: u64 = (dust_buffer_feerate * htlc_success_tx_weight(&channel_type_features) / 1000 + open_channel.common_fields.dust_limit_satoshis - 1) * 1000;
let dust_inbound_htlc_on_holder_tx: u64 = max_dust_htlc_exposure_msat / dust_inbound_htlc_on_holder_tx_msat;
let dust_htlc_on_counterparty_tx: u64 = 4;
// but the nodes disconnect before node 1 could send accept channel
let create_chan_id = nodes[0].node.create_channel(nodes[1].node.get_our_node_id(), 100000, 10001, 42, None, None).unwrap();
let open_channel_msg = get_event_msg!(nodes[0], MessageSendEvent::SendOpenChannel, nodes[1].node.get_our_node_id());
- assert_eq!(open_channel_msg.temporary_channel_id, create_chan_id);
+ assert_eq!(open_channel_msg.common_fields.temporary_channel_id, create_chan_id);
nodes[0].node.peer_disconnected(&nodes[1].node.get_our_node_id());
nodes[1].node.peer_disconnected(&nodes[0].node.get_our_node_id());
// but the nodes disconnect before node 1 could send accept channel
let create_chan_id = nodes[0].node.create_channel(nodes[1].node.get_our_node_id(), 100000, 10001, 42, None, None).unwrap();
let open_channel_msg = get_event_msg!(nodes[0], MessageSendEvent::SendOpenChannel, nodes[1].node.get_our_node_id());
- assert_eq!(open_channel_msg.temporary_channel_id, create_chan_id);
+ assert_eq!(open_channel_msg.common_fields.temporary_channel_id, create_chan_id);
nodes[0].node.peer_disconnected(&nodes[1].node.get_our_node_id());
nodes[1].node.peer_disconnected(&nodes[0].node.get_our_node_id());
(&nodes[0], &nodes[1])
};
- closing_node.node.force_close_broadcasting_latest_txn(&chan_id, &other_node.node.get_our_node_id()).unwrap();
+ get_monitor!(closing_node, chan_id).broadcast_latest_holder_commitment_txn(
+ &closing_node.tx_broadcaster, &closing_node.fee_estimator, &closing_node.logger
+ );
// The commitment transaction comes first.
let commitment_tx = {
mine_transaction(closing_node, &commitment_tx);
check_added_monitors!(closing_node, 1);
check_closed_broadcast!(closing_node, true);
- check_closed_event!(closing_node, 1, ClosureReason::HolderForceClosed, [other_node.node.get_our_node_id()], 1_000_000);
+ check_closed_event!(closing_node, 1, ClosureReason::CommitmentTxConfirmed, [other_node.node.get_our_node_id()], 1_000_000);
mine_transaction(other_node, &commitment_tx);
check_added_monitors!(other_node, 1);
pub byteslen: u16,
}
-/// An [`open_channel`] message to be sent to or received from a peer.
-///
-/// Used in V1 channel establishment
+/// Contains fields that are both common to [`open_channel`] and `open_channel2` messages.
///
/// [`open_channel`]: https://github.com/lightning/bolts/blob/master/02-peer-protocol.md#the-open_channel-message
-#[derive(Clone, Debug, Hash, PartialEq, Eq)]
-pub struct OpenChannel {
- /// The genesis hash of the blockchain where the channel is to be opened
- pub chain_hash: ChainHash,
- /// A temporary channel ID, until the funding outpoint is announced
- pub temporary_channel_id: ChannelId,
- /// The channel value
- pub funding_satoshis: u64,
- /// The amount to push to the counterparty as part of the open, in milli-satoshi
- pub push_msat: u64,
- /// The threshold below which outputs on transactions broadcast by sender will be omitted
- pub dust_limit_satoshis: u64,
- /// The maximum inbound HTLC value in flight towards sender, in milli-satoshi
- pub max_htlc_value_in_flight_msat: u64,
- /// The minimum value unencumbered by HTLCs for the counterparty to keep in the channel
- pub channel_reserve_satoshis: u64,
- /// The minimum HTLC size incoming to sender, in milli-satoshi
- pub htlc_minimum_msat: u64,
- /// The feerate per 1000-weight of sender generated transactions, until updated by
- /// [`UpdateFee`]
- pub feerate_per_kw: u32,
- /// The number of blocks which the counterparty will have to wait to claim on-chain funds if
- /// they broadcast a commitment transaction
- pub to_self_delay: u16,
- /// The maximum number of inbound HTLCs towards sender
- pub max_accepted_htlcs: u16,
- /// The sender's key controlling the funding transaction
- pub funding_pubkey: PublicKey,
- /// Used to derive a revocation key for transactions broadcast by counterparty
- pub revocation_basepoint: PublicKey,
- /// A payment key to sender for transactions broadcast by counterparty
- pub payment_point: PublicKey,
- /// Used to derive a payment key to sender for transactions broadcast by sender
- pub delayed_payment_basepoint: PublicKey,
- /// Used to derive an HTLC payment key to sender
- pub htlc_basepoint: PublicKey,
- /// The first to-be-broadcast-by-sender transaction's per commitment point
- pub first_per_commitment_point: PublicKey,
- /// The channel flags to be used
- pub channel_flags: u8,
- /// A request to pre-set the to-sender output's `scriptPubkey` for when we collaboratively close
- pub shutdown_scriptpubkey: Option<ScriptBuf>,
- /// The channel type that this channel will represent
- ///
- /// If this is `None`, we derive the channel type from the intersection of our
- /// feature bits with our counterparty's feature bits from the [`Init`] message.
- pub channel_type: Option<ChannelTypeFeatures>,
-}
-
-/// An open_channel2 message to be sent by or received from the channel initiator.
-///
-/// Used in V2 channel establishment
-///
// TODO(dual_funding): Add spec link for `open_channel2`.
#[derive(Clone, Debug, Hash, PartialEq, Eq)]
-pub struct OpenChannelV2 {
+pub struct CommonOpenChannelFields {
/// The genesis hash of the blockchain where the channel is to be opened
pub chain_hash: ChainHash,
- /// A temporary channel ID derived using a zeroed out value for the channel acceptor's revocation basepoint
+ /// A temporary channel ID
+ /// For V2 channels: derived using a zeroed out value for the channel acceptor's revocation basepoint
+ /// For V1 channels: a temporary channel ID, until the funding outpoint is announced
pub temporary_channel_id: ChannelId,
- /// The feerate for the funding transaction set by the channel initiator
- pub funding_feerate_sat_per_1000_weight: u32,
- /// The feerate for the commitment transaction set by the channel initiator
- pub commitment_feerate_sat_per_1000_weight: u32,
- /// Part of the channel value contributed by the channel initiator
+ /// For V1 channels: The channel value
+ /// For V2 channels: Part of the channel value contributed by the channel initiator
pub funding_satoshis: u64,
/// The threshold below which outputs on transactions broadcast by the channel initiator will be
/// omitted
pub max_htlc_value_in_flight_msat: u64,
/// The minimum HTLC size incoming to channel initiator, in milli-satoshi
pub htlc_minimum_msat: u64,
+ /// The feerate for the commitment transaction set by the channel initiator until updated by
+ /// [`UpdateFee`]
+ pub commitment_feerate_sat_per_1000_weight: u32,
/// The number of blocks which the counterparty will have to wait to claim on-chain funds if they
/// broadcast a commitment transaction
pub to_self_delay: u16,
/// The maximum number of inbound HTLCs towards channel initiator
pub max_accepted_htlcs: u16,
- /// The locktime for the funding transaction
- pub locktime: u32,
/// The channel initiator's key controlling the funding transaction
pub funding_pubkey: PublicKey,
/// Used to derive a revocation key for transactions broadcast by counterparty
pub htlc_basepoint: PublicKey,
/// The first to-be-broadcast-by-channel-initiator transaction's per commitment point
pub first_per_commitment_point: PublicKey,
- /// The second to-be-broadcast-by-channel-initiator transaction's per commitment point
- pub second_per_commitment_point: PublicKey,
- /// Channel flags
+ /// The channel flags to be used
pub channel_flags: u8,
/// Optionally, a request to pre-set the to-channel-initiator output's scriptPubkey for when we
/// collaboratively close
pub shutdown_scriptpubkey: Option<ScriptBuf>,
- /// The channel type that this channel will represent. If none is set, we derive the channel
- /// type from the intersection of our feature bits with our counterparty's feature bits from
- /// the Init message.
+ /// The channel type that this channel will represent
+ ///
+ /// If this is `None`, we derive the channel type from the intersection of our
+ /// feature bits with our counterparty's feature bits from the [`Init`] message.
pub channel_type: Option<ChannelTypeFeatures>,
- /// Optionally, a requirement that only confirmed inputs can be added
- pub require_confirmed_inputs: Option<()>,
}
-/// An [`accept_channel`] message to be sent to or received from a peer.
+/// An [`open_channel`] message to be sent to or received from a peer.
///
/// Used in V1 channel establishment
///
-/// [`accept_channel`]: https://github.com/lightning/bolts/blob/master/02-peer-protocol.md#the-accept_channel-message
+/// [`open_channel`]: https://github.com/lightning/bolts/blob/master/02-peer-protocol.md#the-open_channel-message
#[derive(Clone, Debug, Hash, PartialEq, Eq)]
-pub struct AcceptChannel {
- /// A temporary channel ID, until the funding outpoint is announced
- pub temporary_channel_id: ChannelId,
- /// The threshold below which outputs on transactions broadcast by sender will be omitted
- pub dust_limit_satoshis: u64,
- /// The maximum inbound HTLC value in flight towards sender, in milli-satoshi
- pub max_htlc_value_in_flight_msat: u64,
+pub struct OpenChannel {
+ /// Common fields of `open_channel(2)`-like messages
+ pub common_fields: CommonOpenChannelFields,
+ /// The amount to push to the counterparty as part of the open, in milli-satoshi
+ pub push_msat: u64,
/// The minimum value unencumbered by HTLCs for the counterparty to keep in the channel
pub channel_reserve_satoshis: u64,
- /// The minimum HTLC size incoming to sender, in milli-satoshi
- pub htlc_minimum_msat: u64,
- /// Minimum depth of the funding transaction before the channel is considered open
- pub minimum_depth: u32,
- /// The number of blocks which the counterparty will have to wait to claim on-chain funds if they broadcast a commitment transaction
- pub to_self_delay: u16,
- /// The maximum number of inbound HTLCs towards sender
- pub max_accepted_htlcs: u16,
- /// The sender's key controlling the funding transaction
- pub funding_pubkey: PublicKey,
- /// Used to derive a revocation key for transactions broadcast by counterparty
- pub revocation_basepoint: PublicKey,
- /// A payment key to sender for transactions broadcast by counterparty
- pub payment_point: PublicKey,
- /// Used to derive a payment key to sender for transactions broadcast by sender
- pub delayed_payment_basepoint: PublicKey,
- /// Used to derive an HTLC payment key to sender for transactions broadcast by counterparty
- pub htlc_basepoint: PublicKey,
- /// The first to-be-broadcast-by-sender transaction's per commitment point
- pub first_per_commitment_point: PublicKey,
- /// A request to pre-set the to-sender output's scriptPubkey for when we collaboratively close
- pub shutdown_scriptpubkey: Option<ScriptBuf>,
- /// The channel type that this channel will represent.
- ///
- /// If this is `None`, we derive the channel type from the intersection of
- /// our feature bits with our counterparty's feature bits from the [`Init`] message.
- /// This is required to match the equivalent field in [`OpenChannel::channel_type`].
- pub channel_type: Option<ChannelTypeFeatures>,
- #[cfg(taproot)]
- /// Next nonce the channel initiator should use to create a funding output signature against
- pub next_local_nonce: Option<musig2::types::PublicNonce>,
}
-/// An accept_channel2 message to be sent by or received from the channel accepter.
+/// An open_channel2 message to be sent by or received from the channel initiator.
///
/// Used in V2 channel establishment
///
+// TODO(dual_funding): Add spec link for `open_channel2`.
+#[derive(Clone, Debug, Hash, PartialEq, Eq)]
+pub struct OpenChannelV2 {
+ /// Common fields of `open_channel(2)`-like messages
+ pub common_fields: CommonOpenChannelFields,
+ /// The feerate for the funding transaction set by the channel initiator
+ pub funding_feerate_sat_per_1000_weight: u32,
+ /// The locktime for the funding transaction
+ pub locktime: u32,
+ /// The second to-be-broadcast-by-channel-initiator transaction's per commitment point
+ pub second_per_commitment_point: PublicKey,
+ /// Optionally, a requirement that only confirmed inputs can be added
+ pub require_confirmed_inputs: Option<()>,
+}
+
+/// Contains fields that are both common to [`accept_channel`] and `accept_channel2` messages.
+///
+/// [`accept_channel`]: https://github.com/lightning/bolts/blob/master/02-peer-protocol.md#the-accept_channel-message
// TODO(dual_funding): Add spec link for `accept_channel2`.
#[derive(Clone, Debug, Hash, PartialEq, Eq)]
-pub struct AcceptChannelV2 {
- /// The same `temporary_channel_id` received from the initiator's `open_channel2` message.
+pub struct CommonAcceptChannelFields {
+ /// The same `temporary_channel_id` received from the initiator's `open_channel2` or `open_channel` message.
pub temporary_channel_id: ChannelId,
- /// Part of the channel value contributed by the channel acceptor
- pub funding_satoshis: u64,
/// The threshold below which outputs on transactions broadcast by the channel acceptor will be
/// omitted
pub dust_limit_satoshis: u64,
- /// The maximum inbound HTLC value in flight towards channel acceptor, in milli-satoshi
+ /// The maximum inbound HTLC value in flight towards sender, in milli-satoshi
pub max_htlc_value_in_flight_msat: u64,
/// The minimum HTLC size incoming to channel acceptor, in milli-satoshi
pub htlc_minimum_msat: u64,
pub htlc_basepoint: PublicKey,
/// The first to-be-broadcast-by-channel-acceptor transaction's per commitment point
pub first_per_commitment_point: PublicKey,
- /// The second to-be-broadcast-by-channel-acceptor transaction's per commitment point
- pub second_per_commitment_point: PublicKey,
/// Optionally, a request to pre-set the to-channel-acceptor output's scriptPubkey for when we
/// collaboratively close
pub shutdown_scriptpubkey: Option<ScriptBuf>,
/// type from the intersection of our feature bits with our counterparty's feature bits from
/// the Init message.
///
- /// This is required to match the equivalent field in [`OpenChannelV2::channel_type`].
+ /// This is required to match the equivalent field in [`OpenChannel`] or [`OpenChannelV2`]'s
+ /// [`CommonOpenChannelFields::channel_type`].
pub channel_type: Option<ChannelTypeFeatures>,
+}
+
+/// An [`accept_channel`] message to be sent to or received from a peer.
+///
+/// Used in V1 channel establishment
+///
+/// [`accept_channel`]: https://github.com/lightning/bolts/blob/master/02-peer-protocol.md#the-accept_channel-message
+#[derive(Clone, Debug, Hash, PartialEq, Eq)]
+pub struct AcceptChannel {
+ /// Common fields of `accept_channel(2)`-like messages
+ pub common_fields: CommonAcceptChannelFields,
+ /// The minimum value unencumbered by HTLCs for the counterparty to keep in the channel
+ pub channel_reserve_satoshis: u64,
+ #[cfg(taproot)]
+ /// Next nonce the channel initiator should use to create a funding output signature against
+ pub next_local_nonce: Option<musig2::types::PublicNonce>,
+}
+
+/// An accept_channel2 message to be sent by or received from the channel accepter.
+///
+/// Used in V2 channel establishment
+///
+// TODO(dual_funding): Add spec link for `accept_channel2`.
+#[derive(Clone, Debug, Hash, PartialEq, Eq)]
+pub struct AcceptChannelV2 {
+ /// Common fields of `accept_channel(2)`-like messages
+ pub common_fields: CommonAcceptChannelFields,
+ /// Part of the channel value contributed by the channel acceptor
+ pub funding_satoshis: u64,
+ /// The second to-be-broadcast-by-channel-acceptor transaction's per commitment point
+ pub second_per_commitment_point: PublicKey,
/// Optionally, a requirement that only confirmed inputs can be added
pub require_confirmed_inputs: Option<()>,
}
}
}
-#[cfg(not(taproot))]
-impl_writeable_msg!(AcceptChannel, {
- temporary_channel_id,
- dust_limit_satoshis,
- max_htlc_value_in_flight_msat,
- channel_reserve_satoshis,
- htlc_minimum_msat,
- minimum_depth,
- to_self_delay,
- max_accepted_htlcs,
- funding_pubkey,
- revocation_basepoint,
- payment_point,
- delayed_payment_basepoint,
- htlc_basepoint,
- first_per_commitment_point,
-}, {
- (0, shutdown_scriptpubkey, (option, encoding: (ScriptBuf, WithoutLength))), // Don't encode length twice.
- (1, channel_type, option),
-});
+impl Writeable for AcceptChannel {
+ fn write<W: Writer>(&self, w: &mut W) -> Result<(), io::Error> {
+ self.common_fields.temporary_channel_id.write(w)?;
+ self.common_fields.dust_limit_satoshis.write(w)?;
+ self.common_fields.max_htlc_value_in_flight_msat.write(w)?;
+ self.channel_reserve_satoshis.write(w)?;
+ self.common_fields.htlc_minimum_msat.write(w)?;
+ self.common_fields.minimum_depth.write(w)?;
+ self.common_fields.to_self_delay.write(w)?;
+ self.common_fields.max_accepted_htlcs.write(w)?;
+ self.common_fields.funding_pubkey.write(w)?;
+ self.common_fields.revocation_basepoint.write(w)?;
+ self.common_fields.payment_basepoint.write(w)?;
+ self.common_fields.delayed_payment_basepoint.write(w)?;
+ self.common_fields.htlc_basepoint.write(w)?;
+ self.common_fields.first_per_commitment_point.write(w)?;
+ #[cfg(not(taproot))]
+ encode_tlv_stream!(w, {
+ (0, self.common_fields.shutdown_scriptpubkey.as_ref().map(|s| WithoutLength(s)), option), // Don't encode length twice.
+ (1, self.common_fields.channel_type, option),
+ });
+ #[cfg(taproot)]
+ encode_tlv_stream!(w, {
+ (0, self.common_fields.shutdown_scriptpubkey.as_ref().map(|s| WithoutLength(s)), option), // Don't encode length twice.
+ (1, self.common_fields.channel_type, option),
+ (4, self.next_local_nonce, option),
+ });
+ Ok(())
+ }
+}
-#[cfg(taproot)]
-impl_writeable_msg!(AcceptChannel, {
- temporary_channel_id,
- dust_limit_satoshis,
- max_htlc_value_in_flight_msat,
- channel_reserve_satoshis,
- htlc_minimum_msat,
- minimum_depth,
- to_self_delay,
- max_accepted_htlcs,
- funding_pubkey,
- revocation_basepoint,
- payment_point,
- delayed_payment_basepoint,
- htlc_basepoint,
- first_per_commitment_point,
-}, {
- (0, shutdown_scriptpubkey, (option, encoding: (ScriptBuf, WithoutLength))), // Don't encode length twice.
- (1, channel_type, option),
- (4, next_local_nonce, option),
-});
+impl Readable for AcceptChannel {
+ fn read<R: Read>(r: &mut R) -> Result<Self, DecodeError> {
+ let temporary_channel_id: ChannelId = Readable::read(r)?;
+ let dust_limit_satoshis: u64 = Readable::read(r)?;
+ let max_htlc_value_in_flight_msat: u64 = Readable::read(r)?;
+ let channel_reserve_satoshis: u64 = Readable::read(r)?;
+ let htlc_minimum_msat: u64 = Readable::read(r)?;
+ let minimum_depth: u32 = Readable::read(r)?;
+ let to_self_delay: u16 = Readable::read(r)?;
+ let max_accepted_htlcs: u16 = Readable::read(r)?;
+ let funding_pubkey: PublicKey = Readable::read(r)?;
+ let revocation_basepoint: PublicKey = Readable::read(r)?;
+ let payment_basepoint: PublicKey = Readable::read(r)?;
+ let delayed_payment_basepoint: PublicKey = Readable::read(r)?;
+ let htlc_basepoint: PublicKey = Readable::read(r)?;
+ let first_per_commitment_point: PublicKey = Readable::read(r)?;
+
+ let mut shutdown_scriptpubkey: Option<ScriptBuf> = None;
+ let mut channel_type: Option<ChannelTypeFeatures> = None;
+ #[cfg(not(taproot))]
+ decode_tlv_stream!(r, {
+ (0, shutdown_scriptpubkey, (option, encoding: (ScriptBuf, WithoutLength))),
+ (1, channel_type, option),
+ });
+ #[cfg(taproot)]
+ let mut next_local_nonce: Option<musig2::types::PublicNonce> = None;
+ #[cfg(taproot)]
+ decode_tlv_stream!(r, {
+ (0, shutdown_scriptpubkey, (option, encoding: (ScriptBuf, WithoutLength))),
+ (1, channel_type, option),
+ (4, next_local_nonce, option),
+ });
-impl_writeable_msg!(AcceptChannelV2, {
- temporary_channel_id,
- funding_satoshis,
- dust_limit_satoshis,
- max_htlc_value_in_flight_msat,
- htlc_minimum_msat,
- minimum_depth,
- to_self_delay,
- max_accepted_htlcs,
- funding_pubkey,
- revocation_basepoint,
- payment_basepoint,
- delayed_payment_basepoint,
- htlc_basepoint,
- first_per_commitment_point,
- second_per_commitment_point,
-}, {
- (0, shutdown_scriptpubkey, option),
- (1, channel_type, option),
- (2, require_confirmed_inputs, option),
-});
+ Ok(AcceptChannel {
+ common_fields: CommonAcceptChannelFields {
+ temporary_channel_id,
+ dust_limit_satoshis,
+ max_htlc_value_in_flight_msat,
+ htlc_minimum_msat,
+ minimum_depth,
+ to_self_delay,
+ max_accepted_htlcs,
+ funding_pubkey,
+ revocation_basepoint,
+ payment_basepoint,
+ delayed_payment_basepoint,
+ htlc_basepoint,
+ first_per_commitment_point,
+ shutdown_scriptpubkey,
+ channel_type,
+ },
+ channel_reserve_satoshis,
+ #[cfg(taproot)]
+ next_local_nonce,
+ })
+ }
+}
+
+impl Writeable for AcceptChannelV2 {
+ fn write<W: Writer>(&self, w: &mut W) -> Result<(), io::Error> {
+ self.common_fields.temporary_channel_id.write(w)?;
+ self.funding_satoshis.write(w)?;
+ self.common_fields.dust_limit_satoshis.write(w)?;
+ self.common_fields.max_htlc_value_in_flight_msat.write(w)?;
+ self.common_fields.htlc_minimum_msat.write(w)?;
+ self.common_fields.minimum_depth.write(w)?;
+ self.common_fields.to_self_delay.write(w)?;
+ self.common_fields.max_accepted_htlcs.write(w)?;
+ self.common_fields.funding_pubkey.write(w)?;
+ self.common_fields.revocation_basepoint.write(w)?;
+ self.common_fields.payment_basepoint.write(w)?;
+ self.common_fields.delayed_payment_basepoint.write(w)?;
+ self.common_fields.htlc_basepoint.write(w)?;
+ self.common_fields.first_per_commitment_point.write(w)?;
+ self.second_per_commitment_point.write(w)?;
+
+ encode_tlv_stream!(w, {
+ (0, self.common_fields.shutdown_scriptpubkey.as_ref().map(|s| WithoutLength(s)), option), // Don't encode length twice.
+ (1, self.common_fields.channel_type, option),
+ (2, self.require_confirmed_inputs, option),
+ });
+ Ok(())
+ }
+}
+
+impl Readable for AcceptChannelV2 {
+ fn read<R: Read>(r: &mut R) -> Result<Self, DecodeError> {
+ let temporary_channel_id: ChannelId = Readable::read(r)?;
+ let funding_satoshis: u64 = Readable::read(r)?;
+ let dust_limit_satoshis: u64 = Readable::read(r)?;
+ let max_htlc_value_in_flight_msat: u64 = Readable::read(r)?;
+ let htlc_minimum_msat: u64 = Readable::read(r)?;
+ let minimum_depth: u32 = Readable::read(r)?;
+ let to_self_delay: u16 = Readable::read(r)?;
+ let max_accepted_htlcs: u16 = Readable::read(r)?;
+ let funding_pubkey: PublicKey = Readable::read(r)?;
+ let revocation_basepoint: PublicKey = Readable::read(r)?;
+ let payment_basepoint: PublicKey = Readable::read(r)?;
+ let delayed_payment_basepoint: PublicKey = Readable::read(r)?;
+ let htlc_basepoint: PublicKey = Readable::read(r)?;
+ let first_per_commitment_point: PublicKey = Readable::read(r)?;
+ let second_per_commitment_point: PublicKey = Readable::read(r)?;
+
+ let mut shutdown_scriptpubkey: Option<ScriptBuf> = None;
+ let mut channel_type: Option<ChannelTypeFeatures> = None;
+ let mut require_confirmed_inputs: Option<()> = None;
+ decode_tlv_stream!(r, {
+ (0, shutdown_scriptpubkey, (option, encoding: (ScriptBuf, WithoutLength))),
+ (1, channel_type, option),
+ (2, require_confirmed_inputs, option),
+ });
+
+ Ok(AcceptChannelV2 {
+ common_fields: CommonAcceptChannelFields {
+ temporary_channel_id,
+ dust_limit_satoshis,
+ max_htlc_value_in_flight_msat,
+ htlc_minimum_msat,
+ minimum_depth,
+ to_self_delay,
+ max_accepted_htlcs,
+ funding_pubkey,
+ revocation_basepoint,
+ payment_basepoint,
+ delayed_payment_basepoint,
+ htlc_basepoint,
+ first_per_commitment_point,
+ shutdown_scriptpubkey,
+ channel_type,
+ },
+ funding_satoshis,
+ second_per_commitment_point,
+ require_confirmed_inputs,
+ })
+ }
+}
impl_writeable_msg!(Stfu, {
channel_id,
}
}
-impl_writeable_msg!(OpenChannel, {
- chain_hash,
- temporary_channel_id,
- funding_satoshis,
- push_msat,
- dust_limit_satoshis,
- max_htlc_value_in_flight_msat,
- channel_reserve_satoshis,
- htlc_minimum_msat,
- feerate_per_kw,
- to_self_delay,
- max_accepted_htlcs,
- funding_pubkey,
- revocation_basepoint,
- payment_point,
- delayed_payment_basepoint,
- htlc_basepoint,
- first_per_commitment_point,
- channel_flags,
-}, {
- (0, shutdown_scriptpubkey, (option, encoding: (ScriptBuf, WithoutLength))), // Don't encode length twice.
- (1, channel_type, option),
-});
+impl Writeable for OpenChannel {
+ fn write<W: Writer>(&self, w: &mut W) -> Result<(), io::Error> {
+ self.common_fields.chain_hash.write(w)?;
+ self.common_fields.temporary_channel_id.write(w)?;
+ self.common_fields.funding_satoshis.write(w)?;
+ self.push_msat.write(w)?;
+ self.common_fields.dust_limit_satoshis.write(w)?;
+ self.common_fields.max_htlc_value_in_flight_msat.write(w)?;
+ self.channel_reserve_satoshis.write(w)?;
+ self.common_fields.htlc_minimum_msat.write(w)?;
+ self.common_fields.commitment_feerate_sat_per_1000_weight.write(w)?;
+ self.common_fields.to_self_delay.write(w)?;
+ self.common_fields.max_accepted_htlcs.write(w)?;
+ self.common_fields.funding_pubkey.write(w)?;
+ self.common_fields.revocation_basepoint.write(w)?;
+ self.common_fields.payment_basepoint.write(w)?;
+ self.common_fields.delayed_payment_basepoint.write(w)?;
+ self.common_fields.htlc_basepoint.write(w)?;
+ self.common_fields.first_per_commitment_point.write(w)?;
+ self.common_fields.channel_flags.write(w)?;
+ encode_tlv_stream!(w, {
+ (0, self.common_fields.shutdown_scriptpubkey.as_ref().map(|s| WithoutLength(s)), option), // Don't encode length twice.
+ (1, self.common_fields.channel_type, option),
+ });
+ Ok(())
+ }
+}
-impl_writeable_msg!(OpenChannelV2, {
- chain_hash,
- temporary_channel_id,
- funding_feerate_sat_per_1000_weight,
- commitment_feerate_sat_per_1000_weight,
- funding_satoshis,
- dust_limit_satoshis,
- max_htlc_value_in_flight_msat,
- htlc_minimum_msat,
- to_self_delay,
- max_accepted_htlcs,
- locktime,
- funding_pubkey,
- revocation_basepoint,
- payment_basepoint,
- delayed_payment_basepoint,
- htlc_basepoint,
- first_per_commitment_point,
- second_per_commitment_point,
- channel_flags,
-}, {
- (0, shutdown_scriptpubkey, option),
- (1, channel_type, option),
- (2, require_confirmed_inputs, option),
-});
+impl Readable for OpenChannel {
+ fn read<R: Read>(r: &mut R) -> Result<Self, DecodeError> {
+ let chain_hash: ChainHash = Readable::read(r)?;
+ let temporary_channel_id: ChannelId = Readable::read(r)?;
+ let funding_satoshis: u64 = Readable::read(r)?;
+ let push_msat: u64 = Readable::read(r)?;
+ let dust_limit_satoshis: u64 = Readable::read(r)?;
+ let max_htlc_value_in_flight_msat: u64 = Readable::read(r)?;
+ let channel_reserve_satoshis: u64 = Readable::read(r)?;
+ let htlc_minimum_msat: u64 = Readable::read(r)?;
+ let commitment_feerate_sat_per_1000_weight: u32 = Readable::read(r)?;
+ let to_self_delay: u16 = Readable::read(r)?;
+ let max_accepted_htlcs: u16 = Readable::read(r)?;
+ let funding_pubkey: PublicKey = Readable::read(r)?;
+ let revocation_basepoint: PublicKey = Readable::read(r)?;
+ let payment_basepoint: PublicKey = Readable::read(r)?;
+ let delayed_payment_basepoint: PublicKey = Readable::read(r)?;
+ let htlc_basepoint: PublicKey = Readable::read(r)?;
+ let first_per_commitment_point: PublicKey = Readable::read(r)?;
+ let channel_flags: u8 = Readable::read(r)?;
+
+ let mut shutdown_scriptpubkey: Option<ScriptBuf> = None;
+ let mut channel_type: Option<ChannelTypeFeatures> = None;
+ decode_tlv_stream!(r, {
+ (0, shutdown_scriptpubkey, (option, encoding: (ScriptBuf, WithoutLength))),
+ (1, channel_type, option),
+ });
+ Ok(OpenChannel {
+ common_fields: CommonOpenChannelFields {
+ chain_hash,
+ temporary_channel_id,
+ funding_satoshis,
+ dust_limit_satoshis,
+ max_htlc_value_in_flight_msat,
+ htlc_minimum_msat,
+ commitment_feerate_sat_per_1000_weight,
+ to_self_delay,
+ max_accepted_htlcs,
+ funding_pubkey,
+ revocation_basepoint,
+ payment_basepoint,
+ delayed_payment_basepoint,
+ htlc_basepoint,
+ first_per_commitment_point,
+ channel_flags,
+ shutdown_scriptpubkey,
+ channel_type,
+ },
+ push_msat,
+ channel_reserve_satoshis,
+ })
+ }
+}
+
+impl Writeable for OpenChannelV2 {
+ fn write<W: Writer>(&self, w: &mut W) -> Result<(), io::Error> {
+ self.common_fields.chain_hash.write(w)?;
+ self.common_fields.temporary_channel_id.write(w)?;
+ self.funding_feerate_sat_per_1000_weight.write(w)?;
+ self.common_fields.commitment_feerate_sat_per_1000_weight.write(w)?;
+ self.common_fields.funding_satoshis.write(w)?;
+ self.common_fields.dust_limit_satoshis.write(w)?;
+ self.common_fields.max_htlc_value_in_flight_msat.write(w)?;
+ self.common_fields.htlc_minimum_msat.write(w)?;
+ self.common_fields.to_self_delay.write(w)?;
+ self.common_fields.max_accepted_htlcs.write(w)?;
+ self.locktime.write(w)?;
+ self.common_fields.funding_pubkey.write(w)?;
+ self.common_fields.revocation_basepoint.write(w)?;
+ self.common_fields.payment_basepoint.write(w)?;
+ self.common_fields.delayed_payment_basepoint.write(w)?;
+ self.common_fields.htlc_basepoint.write(w)?;
+ self.common_fields.first_per_commitment_point.write(w)?;
+ self.second_per_commitment_point.write(w)?;
+ self.common_fields.channel_flags.write(w)?;
+ encode_tlv_stream!(w, {
+ (0, self.common_fields.shutdown_scriptpubkey.as_ref().map(|s| WithoutLength(s)), option), // Don't encode length twice.
+ (1, self.common_fields.channel_type, option),
+ (2, self.require_confirmed_inputs, option),
+ });
+ Ok(())
+ }
+}
+
+impl Readable for OpenChannelV2 {
+ fn read<R: Read>(r: &mut R) -> Result<Self, DecodeError> {
+ let chain_hash: ChainHash = Readable::read(r)?;
+ let temporary_channel_id: ChannelId = Readable::read(r)?;
+ let funding_feerate_sat_per_1000_weight: u32 = Readable::read(r)?;
+ let commitment_feerate_sat_per_1000_weight: u32 = Readable::read(r)?;
+ let funding_satoshis: u64 = Readable::read(r)?;
+ let dust_limit_satoshis: u64 = Readable::read(r)?;
+ let max_htlc_value_in_flight_msat: u64 = Readable::read(r)?;
+ let htlc_minimum_msat: u64 = Readable::read(r)?;
+ let to_self_delay: u16 = Readable::read(r)?;
+ let max_accepted_htlcs: u16 = Readable::read(r)?;
+ let locktime: u32 = Readable::read(r)?;
+ let funding_pubkey: PublicKey = Readable::read(r)?;
+ let revocation_basepoint: PublicKey = Readable::read(r)?;
+ let payment_basepoint: PublicKey = Readable::read(r)?;
+ let delayed_payment_basepoint: PublicKey = Readable::read(r)?;
+ let htlc_basepoint: PublicKey = Readable::read(r)?;
+ let first_per_commitment_point: PublicKey = Readable::read(r)?;
+ let second_per_commitment_point: PublicKey = Readable::read(r)?;
+ let channel_flags: u8 = Readable::read(r)?;
+
+ let mut shutdown_scriptpubkey: Option<ScriptBuf> = None;
+ let mut channel_type: Option<ChannelTypeFeatures> = None;
+ let mut require_confirmed_inputs: Option<()> = None;
+ decode_tlv_stream!(r, {
+ (0, shutdown_scriptpubkey, (option, encoding: (ScriptBuf, WithoutLength))),
+ (1, channel_type, option),
+ (2, require_confirmed_inputs, option),
+ });
+ Ok(OpenChannelV2 {
+ common_fields: CommonOpenChannelFields {
+ chain_hash,
+ temporary_channel_id,
+ funding_satoshis,
+ dust_limit_satoshis,
+ max_htlc_value_in_flight_msat,
+ htlc_minimum_msat,
+ commitment_feerate_sat_per_1000_weight,
+ to_self_delay,
+ max_accepted_htlcs,
+ funding_pubkey,
+ revocation_basepoint,
+ payment_basepoint,
+ delayed_payment_basepoint,
+ htlc_basepoint,
+ first_per_commitment_point,
+ channel_flags,
+ shutdown_scriptpubkey,
+ channel_type,
+ },
+ funding_feerate_sat_per_1000_weight,
+ locktime,
+ second_per_commitment_point,
+ require_confirmed_inputs,
+ })
+ }
+}
#[cfg(not(taproot))]
impl_writeable_msg!(RevokeAndACK, {
use crate::ln::{PaymentPreimage, PaymentHash, PaymentSecret};
use crate::ln::ChannelId;
use crate::ln::features::{ChannelFeatures, ChannelTypeFeatures, InitFeatures, NodeFeatures};
- use crate::ln::msgs::{self, FinalOnionHopData, OnionErrorPacket};
+ use crate::ln::msgs::{self, FinalOnionHopData, OnionErrorPacket, CommonOpenChannelFields, CommonAcceptChannelFields};
use crate::ln::msgs::SocketAddress;
use crate::routing::gossip::{NodeAlias, NodeId};
use crate::util::ser::{Writeable, Readable, ReadableArgs, Hostname, TransactionU16LenLimited};
let (_, pubkey_5) = get_keys_from!("0505050505050505050505050505050505050505050505050505050505050505", secp_ctx);
let (_, pubkey_6) = get_keys_from!("0606060606060606060606060606060606060606060606060606060606060606", secp_ctx);
let open_channel = msgs::OpenChannel {
- chain_hash: ChainHash::using_genesis_block(Network::Bitcoin),
- temporary_channel_id: ChannelId::from_bytes([2; 32]),
- funding_satoshis: 1311768467284833366,
+ common_fields: CommonOpenChannelFields {
+ chain_hash: ChainHash::using_genesis_block(Network::Bitcoin),
+ temporary_channel_id: ChannelId::from_bytes([2; 32]),
+ funding_satoshis: 1311768467284833366,
+ dust_limit_satoshis: 3608586615801332854,
+ max_htlc_value_in_flight_msat: 8517154655701053848,
+ htlc_minimum_msat: 2316138423780173,
+ commitment_feerate_sat_per_1000_weight: 821716,
+ to_self_delay: 49340,
+ max_accepted_htlcs: 49340,
+ funding_pubkey: pubkey_1,
+ revocation_basepoint: pubkey_2,
+ payment_basepoint: pubkey_3,
+ delayed_payment_basepoint: pubkey_4,
+ htlc_basepoint: pubkey_5,
+ first_per_commitment_point: pubkey_6,
+ channel_flags: if random_bit { 1 << 5 } else { 0 },
+ shutdown_scriptpubkey: if shutdown { Some(Address::p2pkh(&::bitcoin::PublicKey{compressed: true, inner: pubkey_1}, Network::Testnet).script_pubkey()) } else { None },
+ channel_type: if incl_chan_type { Some(ChannelTypeFeatures::empty()) } else { None },
+ },
push_msat: 2536655962884945560,
- dust_limit_satoshis: 3608586615801332854,
- max_htlc_value_in_flight_msat: 8517154655701053848,
channel_reserve_satoshis: 8665828695742877976,
- htlc_minimum_msat: 2316138423780173,
- feerate_per_kw: 821716,
- to_self_delay: 49340,
- max_accepted_htlcs: 49340,
- funding_pubkey: pubkey_1,
- revocation_basepoint: pubkey_2,
- payment_point: pubkey_3,
- delayed_payment_basepoint: pubkey_4,
- htlc_basepoint: pubkey_5,
- first_per_commitment_point: pubkey_6,
- channel_flags: if random_bit { 1 << 5 } else { 0 },
- shutdown_scriptpubkey: if shutdown { Some(Address::p2pkh(&::bitcoin::PublicKey{compressed: true, inner: pubkey_1}, Network::Testnet).script_pubkey()) } else { None },
- channel_type: if incl_chan_type { Some(ChannelTypeFeatures::empty()) } else { None },
};
let encoded_value = open_channel.encode();
let mut target_value = Vec::new();
let (_, pubkey_6) = get_keys_from!("0606060606060606060606060606060606060606060606060606060606060606", secp_ctx);
let (_, pubkey_7) = get_keys_from!("0707070707070707070707070707070707070707070707070707070707070707", secp_ctx);
let open_channelv2 = msgs::OpenChannelV2 {
- chain_hash: ChainHash::using_genesis_block(Network::Bitcoin),
- temporary_channel_id: ChannelId::from_bytes([2; 32]),
+ common_fields: CommonOpenChannelFields {
+ chain_hash: ChainHash::using_genesis_block(Network::Bitcoin),
+ temporary_channel_id: ChannelId::from_bytes([2; 32]),
+ commitment_feerate_sat_per_1000_weight: 821716,
+ funding_satoshis: 1311768467284833366,
+ dust_limit_satoshis: 3608586615801332854,
+ max_htlc_value_in_flight_msat: 8517154655701053848,
+ htlc_minimum_msat: 2316138423780173,
+ to_self_delay: 49340,
+ max_accepted_htlcs: 49340,
+ funding_pubkey: pubkey_1,
+ revocation_basepoint: pubkey_2,
+ payment_basepoint: pubkey_3,
+ delayed_payment_basepoint: pubkey_4,
+ htlc_basepoint: pubkey_5,
+ first_per_commitment_point: pubkey_6,
+ channel_flags: if random_bit { 1 << 5 } else { 0 },
+ shutdown_scriptpubkey: if shutdown { Some(Address::p2pkh(&::bitcoin::PublicKey{compressed: true, inner: pubkey_1}, Network::Testnet).script_pubkey()) } else { None },
+ channel_type: if incl_chan_type { Some(ChannelTypeFeatures::empty()) } else { None },
+ },
funding_feerate_sat_per_1000_weight: 821716,
- commitment_feerate_sat_per_1000_weight: 821716,
- funding_satoshis: 1311768467284833366,
- dust_limit_satoshis: 3608586615801332854,
- max_htlc_value_in_flight_msat: 8517154655701053848,
- htlc_minimum_msat: 2316138423780173,
- to_self_delay: 49340,
- max_accepted_htlcs: 49340,
locktime: 305419896,
- funding_pubkey: pubkey_1,
- revocation_basepoint: pubkey_2,
- payment_basepoint: pubkey_3,
- delayed_payment_basepoint: pubkey_4,
- htlc_basepoint: pubkey_5,
- first_per_commitment_point: pubkey_6,
second_per_commitment_point: pubkey_7,
- channel_flags: if random_bit { 1 << 5 } else { 0 },
- shutdown_scriptpubkey: if shutdown { Some(Address::p2pkh(&::bitcoin::PublicKey{compressed: true, inner: pubkey_1}, Network::Testnet).script_pubkey()) } else { None },
- channel_type: if incl_chan_type { Some(ChannelTypeFeatures::empty()) } else { None },
require_confirmed_inputs: if require_confirmed_inputs { Some(()) } else { None },
};
let encoded_value = open_channelv2.encode();
target_value.append(&mut <Vec<u8>>::from_hex("00").unwrap());
}
if shutdown {
- target_value.append(&mut <Vec<u8>>::from_hex("001b").unwrap()); // Type 0 + Length 27
target_value.append(&mut <Vec<u8>>::from_hex("001976a91479b000887626b294a914501a4cd226b58b23598388ac").unwrap());
}
if incl_chan_type {
let (_, pubkey_5) = get_keys_from!("0505050505050505050505050505050505050505050505050505050505050505", secp_ctx);
let (_, pubkey_6) = get_keys_from!("0606060606060606060606060606060606060606060606060606060606060606", secp_ctx);
let accept_channel = msgs::AcceptChannel {
- temporary_channel_id: ChannelId::from_bytes([2; 32]),
- dust_limit_satoshis: 1311768467284833366,
- max_htlc_value_in_flight_msat: 2536655962884945560,
+ common_fields: CommonAcceptChannelFields {
+ temporary_channel_id: ChannelId::from_bytes([2; 32]),
+ dust_limit_satoshis: 1311768467284833366,
+ max_htlc_value_in_flight_msat: 2536655962884945560,
+ htlc_minimum_msat: 2316138423780173,
+ minimum_depth: 821716,
+ to_self_delay: 49340,
+ max_accepted_htlcs: 49340,
+ funding_pubkey: pubkey_1,
+ revocation_basepoint: pubkey_2,
+ payment_basepoint: pubkey_3,
+ delayed_payment_basepoint: pubkey_4,
+ htlc_basepoint: pubkey_5,
+ first_per_commitment_point: pubkey_6,
+ shutdown_scriptpubkey: if shutdown { Some(Address::p2pkh(&::bitcoin::PublicKey{compressed: true, inner: pubkey_1}, Network::Testnet).script_pubkey()) } else { None },
+ channel_type: None,
+ },
channel_reserve_satoshis: 3608586615801332854,
- htlc_minimum_msat: 2316138423780173,
- minimum_depth: 821716,
- to_self_delay: 49340,
- max_accepted_htlcs: 49340,
- funding_pubkey: pubkey_1,
- revocation_basepoint: pubkey_2,
- payment_point: pubkey_3,
- delayed_payment_basepoint: pubkey_4,
- htlc_basepoint: pubkey_5,
- first_per_commitment_point: pubkey_6,
- shutdown_scriptpubkey: if shutdown { Some(Address::p2pkh(&::bitcoin::PublicKey{compressed: true, inner: pubkey_1}, Network::Testnet).script_pubkey()) } else { None },
- channel_type: None,
#[cfg(taproot)]
next_local_nonce: None,
};
let (_, pubkey_6) = get_keys_from!("0606060606060606060606060606060606060606060606060606060606060606", secp_ctx);
let (_, pubkey_7) = get_keys_from!("0707070707070707070707070707070707070707070707070707070707070707", secp_ctx);
let accept_channelv2 = msgs::AcceptChannelV2 {
- temporary_channel_id: ChannelId::from_bytes([2; 32]),
+ common_fields: CommonAcceptChannelFields {
+ temporary_channel_id: ChannelId::from_bytes([2; 32]),
+ dust_limit_satoshis: 1311768467284833366,
+ max_htlc_value_in_flight_msat: 2536655962884945560,
+ htlc_minimum_msat: 2316138423780173,
+ minimum_depth: 821716,
+ to_self_delay: 49340,
+ max_accepted_htlcs: 49340,
+ funding_pubkey: pubkey_1,
+ revocation_basepoint: pubkey_2,
+ payment_basepoint: pubkey_3,
+ delayed_payment_basepoint: pubkey_4,
+ htlc_basepoint: pubkey_5,
+ first_per_commitment_point: pubkey_6,
+ shutdown_scriptpubkey: if shutdown { Some(Address::p2pkh(&::bitcoin::PublicKey{compressed: true, inner: pubkey_1}, Network::Testnet).script_pubkey()) } else { None },
+ channel_type: None,
+ },
funding_satoshis: 1311768467284833366,
- dust_limit_satoshis: 1311768467284833366,
- max_htlc_value_in_flight_msat: 2536655962884945560,
- htlc_minimum_msat: 2316138423780173,
- minimum_depth: 821716,
- to_self_delay: 49340,
- max_accepted_htlcs: 49340,
- funding_pubkey: pubkey_1,
- revocation_basepoint: pubkey_2,
- payment_basepoint: pubkey_3,
- delayed_payment_basepoint: pubkey_4,
- htlc_basepoint: pubkey_5,
- first_per_commitment_point: pubkey_6,
second_per_commitment_point: pubkey_7,
- shutdown_scriptpubkey: if shutdown { Some(Address::p2pkh(&::bitcoin::PublicKey{compressed: true, inner: pubkey_1}, Network::Testnet).script_pubkey()) } else { None },
- channel_type: None,
require_confirmed_inputs: None,
};
let encoded_value = accept_channelv2.encode();
target_value.append(&mut <Vec<u8>>::from_hex("03f006a18d5653c4edf5391ff23a61f03ff83d237e880ee61187fa9f379a028e0a").unwrap()); // first_per_commitment_point
target_value.append(&mut <Vec<u8>>::from_hex("02989c0b76cb563971fdc9bef31ec06c3560f3249d6ee9e5d83c57625596e05f6f").unwrap()); // second_per_commitment_point
if shutdown {
- target_value.append(&mut <Vec<u8>>::from_hex("001b").unwrap()); // Type 0 + Length 27
target_value.append(&mut <Vec<u8>>::from_hex("001976a91479b000887626b294a914501a4cd226b58b23598388ac").unwrap());
}
assert_eq!(encoded_value, target_value);
// Any messages which are related to a specific channel generate an error message to let the
// peer know we don't care about channels.
fn handle_open_channel(&self, their_node_id: &PublicKey, msg: &msgs::OpenChannel) {
- ErroringMessageHandler::push_error(self, their_node_id, msg.temporary_channel_id);
+ ErroringMessageHandler::push_error(self, their_node_id, msg.common_fields.temporary_channel_id);
}
fn handle_accept_channel(&self, their_node_id: &PublicKey, msg: &msgs::AcceptChannel) {
- ErroringMessageHandler::push_error(self, their_node_id, msg.temporary_channel_id);
+ ErroringMessageHandler::push_error(self, their_node_id, msg.common_fields.temporary_channel_id);
}
fn handle_funding_created(&self, their_node_id: &PublicKey, msg: &msgs::FundingCreated) {
ErroringMessageHandler::push_error(self, their_node_id, msg.temporary_channel_id);
}
fn handle_open_channel_v2(&self, their_node_id: &PublicKey, msg: &msgs::OpenChannelV2) {
- ErroringMessageHandler::push_error(self, their_node_id, msg.temporary_channel_id);
+ ErroringMessageHandler::push_error(self, their_node_id, msg.common_fields.temporary_channel_id);
}
fn handle_accept_channel_v2(&self, their_node_id: &PublicKey, msg: &msgs::AcceptChannelV2) {
- ErroringMessageHandler::push_error(self, their_node_id, msg.temporary_channel_id);
+ ErroringMessageHandler::push_error(self, their_node_id, msg.common_fields.temporary_channel_id);
}
fn handle_tx_add_input(&self, their_node_id: &PublicKey, msg: &msgs::TxAddInput) {
for event in events_generated.drain(..) {
match event {
MessageSendEvent::SendAcceptChannel { ref node_id, ref msg } => {
- log_debug!(WithContext::from(&self.logger, Some(*node_id), Some(msg.temporary_channel_id)), "Handling SendAcceptChannel event in peer_handler for node {} for channel {}",
+ log_debug!(WithContext::from(&self.logger, Some(*node_id), Some(msg.common_fields.temporary_channel_id)), "Handling SendAcceptChannel event in peer_handler for node {} for channel {}",
log_pubkey!(node_id),
- &msg.temporary_channel_id);
+ &msg.common_fields.temporary_channel_id);
self.enqueue_message(&mut *get_peer_for_forwarding!(node_id), msg);
},
MessageSendEvent::SendAcceptChannelV2 { ref node_id, ref msg } => {
- log_debug!(WithContext::from(&self.logger, Some(*node_id), Some(msg.temporary_channel_id)), "Handling SendAcceptChannelV2 event in peer_handler for node {} for channel {}",
+ log_debug!(WithContext::from(&self.logger, Some(*node_id), Some(msg.common_fields.temporary_channel_id)), "Handling SendAcceptChannelV2 event in peer_handler for node {} for channel {}",
log_pubkey!(node_id),
- &msg.temporary_channel_id);
+ &msg.common_fields.temporary_channel_id);
self.enqueue_message(&mut *get_peer_for_forwarding!(node_id), msg);
},
MessageSendEvent::SendOpenChannel { ref node_id, ref msg } => {
- log_debug!(WithContext::from(&self.logger, Some(*node_id), Some(msg.temporary_channel_id)), "Handling SendOpenChannel event in peer_handler for node {} for channel {}",
+ log_debug!(WithContext::from(&self.logger, Some(*node_id), Some(msg.common_fields.temporary_channel_id)), "Handling SendOpenChannel event in peer_handler for node {} for channel {}",
log_pubkey!(node_id),
- &msg.temporary_channel_id);
+ &msg.common_fields.temporary_channel_id);
self.enqueue_message(&mut *get_peer_for_forwarding!(node_id), msg);
},
MessageSendEvent::SendOpenChannelV2 { ref node_id, ref msg } => {
- log_debug!(WithContext::from(&self.logger, Some(*node_id), Some(msg.temporary_channel_id)), "Handling SendOpenChannelV2 event in peer_handler for node {} for channel {}",
+ log_debug!(WithContext::from(&self.logger, Some(*node_id), Some(msg.common_fields.temporary_channel_id)), "Handling SendOpenChannelV2 event in peer_handler for node {} for channel {}",
log_pubkey!(node_id),
- &msg.temporary_channel_id);
+ &msg.common_fields.temporary_channel_id);
self.enqueue_message(&mut *get_peer_for_forwarding!(node_id), msg);
},
MessageSendEvent::SendFundingCreated { ref node_id, ref msg } => {
nodes[0].node.create_channel(nodes[1].node.get_our_node_id(), 100000, 10001, 42, None, Some(scid_privacy_cfg)).unwrap();
let mut open_channel = get_event_msg!(nodes[0], MessageSendEvent::SendOpenChannel, nodes[1].node.get_our_node_id());
- assert!(!open_channel.channel_type.as_ref().unwrap().supports_scid_privacy()); // we ignore `negotiate_scid_privacy` on pub channels
- open_channel.channel_type.as_mut().unwrap().set_scid_privacy_required();
- assert_eq!(open_channel.channel_flags & 1, 1); // The `announce_channel` bit is set.
+ assert!(!open_channel.common_fields.channel_type.as_ref().unwrap().supports_scid_privacy()); // we ignore `negotiate_scid_privacy` on pub channels
+ open_channel.common_fields.channel_type.as_mut().unwrap().set_scid_privacy_required();
+ assert_eq!(open_channel.common_fields.channel_flags & 1, 1); // The `announce_channel` bit is set.
nodes[1].node.handle_open_channel(&nodes[0].node.get_our_node_id(), &open_channel);
let err = get_err_msg(&nodes[1], &nodes[0].node.get_our_node_id());
nodes[0].node.create_channel(nodes[1].node.get_our_node_id(), 100000, 10001, 42, None, Some(scid_privacy_cfg)).unwrap();
let init_open_channel = get_event_msg!(nodes[0], MessageSendEvent::SendOpenChannel, nodes[1].node.get_our_node_id());
- assert!(init_open_channel.channel_type.as_ref().unwrap().supports_scid_privacy());
+ assert!(init_open_channel.common_fields.channel_type.as_ref().unwrap().supports_scid_privacy());
assert!(nodes[0].node.list_channels()[0].channel_type.is_none()); // channel_type is none until counterparty accepts
// now simulate nodes[1] responding with an Error message, indicating it doesn't understand
// SCID alias.
nodes[0].node.handle_error(&nodes[1].node.get_our_node_id(), &msgs::ErrorMessage {
- channel_id: init_open_channel.temporary_channel_id,
+ channel_id: init_open_channel.common_fields.temporary_channel_id,
data: "Yo, no SCID aliases, no privacy here!".to_string()
});
assert!(nodes[0].node.list_channels()[0].channel_type.is_none()); // channel_type is none until counterparty accepts
let second_open_channel = get_event_msg!(nodes[0], MessageSendEvent::SendOpenChannel, nodes[1].node.get_our_node_id());
- assert!(!second_open_channel.channel_type.as_ref().unwrap().supports_scid_privacy());
+ assert!(!second_open_channel.common_fields.channel_type.as_ref().unwrap().supports_scid_privacy());
nodes[1].node.handle_open_channel(&nodes[0].node.get_our_node_id(), &second_open_channel);
nodes[0].node.handle_accept_channel(&nodes[1].node.get_our_node_id(), &get_event_msg!(nodes[1], MessageSendEvent::SendAcceptChannel, nodes[0].node.get_our_node_id()));
nodes[1].node.create_channel(nodes[2].node.get_our_node_id(), 100_000, 10_000, 42, None, Some(no_announce_cfg)).unwrap();
let mut open_channel = get_event_msg!(nodes[1], MessageSendEvent::SendOpenChannel, nodes[2].node.get_our_node_id());
- assert!(open_channel.channel_type.as_ref().unwrap().requires_scid_privacy());
+ assert!(open_channel.common_fields.channel_type.as_ref().unwrap().requires_scid_privacy());
nodes[2].node.handle_open_channel(&nodes[1].node.get_our_node_id(), &open_channel);
let accept_channel = get_event_msg!(nodes[2], MessageSendEvent::SendAcceptChannel, nodes[1].node.get_our_node_id());
};
let mut accept_channel = get_event_msg!(nodes[1], MessageSendEvent::SendAcceptChannel, nodes[0].node.get_our_node_id());
- assert_eq!(accept_channel.minimum_depth, 0);
+ assert_eq!(accept_channel.common_fields.minimum_depth, 0);
nodes[0].node.handle_accept_channel(&nodes[1].node.get_our_node_id(), &accept_channel);
let (temporary_channel_id, tx, funding_output) = create_funding_transaction(&nodes[0], &nodes[1].node.get_our_node_id(), 100000, 42);
nodes[0].node.create_channel(nodes[1].node.get_our_node_id(), 100000, 10001, 42, None, None).unwrap();
let mut open_channel_msg = get_event_msg!(nodes[0], MessageSendEvent::SendOpenChannel, nodes[1].node.get_our_node_id());
- open_channel_msg.channel_type = Some(channel_type_features.clone());
+ open_channel_msg.common_fields.channel_type = Some(channel_type_features.clone());
nodes[1].node.handle_open_channel(&nodes[0].node.get_our_node_id(), &open_channel_msg);
let mut open_channel_msg = get_event_msg!(nodes[0], MessageSendEvent::SendOpenChannel,
nodes[1].node.get_our_node_id());
- open_channel_msg.channel_type = Some(channel_type_features.clone());
+ open_channel_msg.common_fields.channel_type = Some(channel_type_features.clone());
nodes[1].node.handle_open_channel(&nodes[0].node.get_our_node_id(), &open_channel_msg);
let mut open_channel_msg = get_event_msg!(nodes[0], MessageSendEvent::SendOpenChannel,
nodes[1].node.get_our_node_id());
- open_channel_msg.channel_type = Some(channel_type_features);
+ open_channel_msg.common_fields.channel_type = Some(channel_type_features);
nodes[1].node.handle_open_channel(&nodes[0].node.get_our_node_id(), &open_channel_msg);
};
let mut accept_channel = get_event_msg!(nodes[1], MessageSendEvent::SendAcceptChannel, nodes[0].node.get_our_node_id());
- assert_eq!(accept_channel.minimum_depth, 0);
+ assert_eq!(accept_channel.common_fields.minimum_depth, 0);
nodes[0].node.handle_accept_channel(&nodes[1].node.get_our_node_id(), &accept_channel);
let events = nodes[0].node.get_and_clear_pending_events();
.into_script();
nodes[0].node.handle_shutdown(&nodes[1].node.get_our_node_id(), &msgs::Shutdown {
- channel_id: open_chan.temporary_channel_id, scriptpubkey: script,
+ channel_id: open_chan.common_fields.temporary_channel_id, scriptpubkey: script,
});
check_closed_event!(nodes[0], 1, ClosureReason::CounterpartyCoopClosedUnfundedChannel, [nodes[1].node.get_our_node_id()], 1_000_000);
}
// Check script when handling an open_channel message
nodes[0].node.create_channel(nodes[1].node.get_our_node_id(), 100000, 10001, 42, None, None).unwrap();
let mut open_channel = get_event_msg!(nodes[0], MessageSendEvent::SendOpenChannel, nodes[1].node.get_our_node_id());
- open_channel.shutdown_scriptpubkey = Some(anysegwit_shutdown_script.clone());
+ open_channel.common_fields.shutdown_scriptpubkey = Some(anysegwit_shutdown_script.clone());
nodes[1].node.handle_open_channel(&nodes[0].node.get_our_node_id(), &open_channel);
let events = nodes[1].node.get_and_clear_pending_msg_events();
let open_channel = get_event_msg!(nodes[0], MessageSendEvent::SendOpenChannel, nodes[1].node.get_our_node_id());
nodes[1].node.handle_open_channel(&nodes[0].node.get_our_node_id(), &open_channel);
let mut accept_channel = get_event_msg!(nodes[1], MessageSendEvent::SendAcceptChannel, nodes[0].node.get_our_node_id());
- accept_channel.shutdown_scriptpubkey = Some(anysegwit_shutdown_script.clone());
+ accept_channel.common_fields.shutdown_scriptpubkey = Some(anysegwit_shutdown_script.clone());
nodes[0].node.handle_accept_channel(&nodes[1].node.get_our_node_id(), &accept_channel);
let events = nodes[0].node.get_and_clear_pending_msg_events();
// Use a segwit v0 script with an unsupported witness program
let mut open_channel = get_event_msg!(nodes[0], MessageSendEvent::SendOpenChannel, nodes[1].node.get_our_node_id());
- open_channel.shutdown_scriptpubkey = Some(Builder::new().push_int(0)
+ open_channel.common_fields.shutdown_scriptpubkey = Some(Builder::new().push_int(0)
.push_slice(&[0, 0])
.into_script());
nodes[1].node.handle_open_channel(&nodes[0].node.get_our_node_id(), &open_channel);
}
/// The destination of an onion message.
-#[derive(Clone)]
+#[derive(Clone, Hash, Debug, PartialEq, Eq)]
pub enum Destination {
/// We're sending this onion message to a node.
Node(PublicKey),
/// Result of successfully [sending an onion message].
///
/// [sending an onion message]: OnionMessenger::send_onion_message
-#[derive(Debug, PartialEq, Eq)]
+#[derive(Clone, Hash, Debug, PartialEq, Eq)]
pub enum SendSuccess {
/// The message was buffered and will be sent once it is processed by
/// [`OnionMessageHandler::next_onion_message_for_peer`].
/// Errors that may occur when [sending an onion message].
///
/// [sending an onion message]: OnionMessenger::send_onion_message
-#[derive(Debug, PartialEq, Eq)]
+#[derive(Clone, Hash, Debug, PartialEq, Eq)]
pub enum SendError {
/// Errored computing onion message packet keys.
Secp256k1(secp256k1::Error),
/// A processed incoming onion message, containing either a Forward (another onion message)
/// or a Receive payload with decrypted contents.
+#[derive(Debug)]
pub enum PeeledOnion<T: OnionMessageContents> {
/// Forwarded onion, with the next node id and a new onion
Forward(PublicKey, OnionMessage),
use crate::blinded_path::{BlindedHop, BlindedPath};
use crate::blinded_path::payment::{ForwardNode, ForwardTlvs, PaymentConstraints, PaymentRelay, ReceiveTlvs};
use crate::ln::PaymentHash;
-use crate::ln::channelmanager::{ChannelDetails, PaymentId};
+use crate::ln::channelmanager::{ChannelDetails, PaymentId, MIN_FINAL_CLTV_EXPIRY_DELTA};
use crate::ln::features::{BlindedHopFeatures, Bolt11InvoiceFeatures, Bolt12InvoiceFeatures, ChannelFeatures, NodeFeatures};
use crate::ln::msgs::{DecodeError, ErrorAction, LightningError, MAX_VALUE_MSAT};
use crate::offers::invoice::{BlindedPayInfo, Bolt12Invoice};
})
.map(|forward_node| {
BlindedPath::new_for_payment(
- &[forward_node], recipient, tlvs.clone(), u64::MAX, &*self.entropy_source, secp_ctx
+ &[forward_node], recipient, tlvs.clone(), u64::MAX, MIN_FINAL_CLTV_EXPIRY_DELTA,
+ &*self.entropy_source, secp_ctx
)
})
.take(MAX_PAYMENT_PATHS)
Ok(paths) if !paths.is_empty() => Ok(paths),
_ => {
if network_graph.nodes().contains_key(&NodeId::from_pubkey(&recipient)) {
- BlindedPath::one_hop_for_payment(recipient, tlvs, &*self.entropy_source, secp_ctx)
- .map(|path| vec![path])
+ BlindedPath::one_hop_for_payment(
+ recipient, tlvs, MIN_FINAL_CLTV_EXPIRY_DELTA, &*self.entropy_source, secp_ctx
+ ).map(|path| vec![path])
} else {
Err(())
}
/// This may be called multiple times for the same transaction.
///
/// An external signer implementation should check that the commitment has not been revoked.
+ ///
+ /// An `Err` can be returned to signal that the signer is unavailable/cannot produce a valid
+ /// signature and should be retried later. Once the signer is ready to provide a signature after
+ /// previously returning an `Err`, [`ChannelMonitor::signer_unblocked`] must be called on its
+ /// monitor.
+ ///
+ /// [`ChannelMonitor::signer_unblocked`]: crate::chain::channelmonitor::ChannelMonitor::signer_unblocked
//
// TODO: Document the things someone using this interface should enforce before signing.
fn sign_holder_commitment(&self, commitment_tx: &HolderCommitmentTransaction,
/// revoked the state which they eventually broadcast. It's not a _holder_ secret key and does
/// not allow the spending of any funds by itself (you need our holder `revocation_secret` to do
/// so).
+ ///
+ /// An `Err` can be returned to signal that the signer is unavailable/cannot produce a valid
+ /// signature and should be retried later. Once the signer is ready to provide a signature after
+ /// previously returning an `Err`, [`ChannelMonitor::signer_unblocked`] must be called on its
+ /// monitor.
+ ///
+ /// [`ChannelMonitor::signer_unblocked`]: crate::chain::channelmonitor::ChannelMonitor::signer_unblocked
fn sign_justice_revoked_output(&self, justice_tx: &Transaction, input: usize, amount: u64,
per_commitment_key: &SecretKey, secp_ctx: &Secp256k1<secp256k1::All>
) -> Result<Signature, ()>;
///
/// `htlc` holds HTLC elements (hash, timelock), thus changing the format of the witness script
/// (which is committed to in the BIP 143 signatures).
+ ///
+ /// An `Err` can be returned to signal that the signer is unavailable/cannot produce a valid
+ /// signature and should be retried later. Once the signer is ready to provide a signature after
+ /// previously returning an `Err`, [`ChannelMonitor::signer_unblocked`] must be called on its
+ /// monitor.
+ ///
+ /// [`ChannelMonitor::signer_unblocked`]: crate::chain::channelmonitor::ChannelMonitor::signer_unblocked
fn sign_justice_revoked_htlc(&self, justice_tx: &Transaction, input: usize, amount: u64,
per_commitment_key: &SecretKey, htlc: &HTLCOutputInCommitment,
secp_ctx: &Secp256k1<secp256k1::All>) -> Result<Signature, ()>;
/// [`ChannelMonitor`] [replica](https://github.com/lightningdevkit/rust-lightning/blob/main/GLOSSARY.md#monitor-replicas)
/// broadcasts it before receiving the update for the latest commitment transaction.
///
+ /// An `Err` can be returned to signal that the signer is unavailable/cannot produce a valid
+ /// signature and should be retried later. Once the signer is ready to provide a signature after
+ /// previously returning an `Err`, [`ChannelMonitor::signer_unblocked`] must be called on its
+ /// monitor.
+ ///
/// [`EcdsaSighashType::All`]: bitcoin::sighash::EcdsaSighashType::All
/// [`ChannelMonitor`]: crate::chain::channelmonitor::ChannelMonitor
+ /// [`ChannelMonitor::signer_unblocked`]: crate::chain::channelmonitor::ChannelMonitor::signer_unblocked
fn sign_holder_htlc_transaction(&self, htlc_tx: &Transaction, input: usize,
htlc_descriptor: &HTLCDescriptor, secp_ctx: &Secp256k1<secp256k1::All>
) -> Result<Signature, ()>;
/// detected onchain. It has been generated by our counterparty and is used to derive
/// channel state keys, which are then included in the witness script and committed to in the
/// BIP 143 signature.
+ ///
+ /// An `Err` can be returned to signal that the signer is unavailable/cannot produce a valid
+ /// signature and should be retried later. Once the signer is ready to provide a signature after
+ /// previously returning an `Err`, [`ChannelMonitor::signer_unblocked`] must be called on its
+ /// monitor.
+ ///
+ /// [`ChannelMonitor::signer_unblocked`]: crate::chain::channelmonitor::ChannelMonitor::signer_unblocked
fn sign_counterparty_htlc_transaction(&self, htlc_tx: &Transaction, input: usize, amount: u64,
per_commitment_point: &PublicKey, htlc: &HTLCOutputInCommitment,
secp_ctx: &Secp256k1<secp256k1::All>) -> Result<Signature, ()>;
secp_ctx: &Secp256k1<secp256k1::All>) -> Result<Signature, ()>;
/// Computes the signature for a commitment transaction's anchor output used as an
/// input within `anchor_tx`, which spends the commitment transaction, at index `input`.
+ ///
+ /// An `Err` can be returned to signal that the signer is unavailable/cannot produce a valid
+ /// signature and should be retried later. Once the signer is ready to provide a signature after
+ /// previously returning an `Err`, [`ChannelMonitor::signer_unblocked`] must be called on its
+ /// monitor.
+ ///
+ /// [`ChannelMonitor::signer_unblocked`]: crate::chain::channelmonitor::ChannelMonitor::signer_unblocked
fn sign_holder_anchor_input(
&self, anchor_tx: &Transaction, input: usize, secp_ctx: &Secp256k1<secp256k1::All>,
) -> Result<Signature, ()>;
/// When `true`, methods are forwarded to the underlying signer as normal. When `false`, some
/// methods will return `Err` indicating that the signer is unavailable. Intended to be used for
/// testing asynchronous signing.
- #[cfg(test)]
pub fn set_available(&self, available: bool) {
*self.available.lock().unwrap() = available;
}
}
fn sign_justice_revoked_output(&self, justice_tx: &Transaction, input: usize, amount: u64, per_commitment_key: &SecretKey, secp_ctx: &Secp256k1<secp256k1::All>) -> Result<Signature, ()> {
+ if !*self.available.lock().unwrap() {
+ return Err(());
+ }
Ok(EcdsaChannelSigner::sign_justice_revoked_output(&self.inner, justice_tx, input, amount, per_commitment_key, secp_ctx).unwrap())
}
fn sign_justice_revoked_htlc(&self, justice_tx: &Transaction, input: usize, amount: u64, per_commitment_key: &SecretKey, htlc: &HTLCOutputInCommitment, secp_ctx: &Secp256k1<secp256k1::All>) -> Result<Signature, ()> {
+ if !*self.available.lock().unwrap() {
+ return Err(());
+ }
Ok(EcdsaChannelSigner::sign_justice_revoked_htlc(&self.inner, justice_tx, input, amount, per_commitment_key, htlc, secp_ctx).unwrap())
}
&self, htlc_tx: &Transaction, input: usize, htlc_descriptor: &HTLCDescriptor,
secp_ctx: &Secp256k1<secp256k1::All>
) -> Result<Signature, ()> {
+ if !*self.available.lock().unwrap() {
+ return Err(());
+ }
let state = self.state.lock().unwrap();
if state.last_holder_revoked_commitment - 1 != htlc_descriptor.per_commitment_number &&
state.last_holder_revoked_commitment - 2 != htlc_descriptor.per_commitment_number
}
fn sign_counterparty_htlc_transaction(&self, htlc_tx: &Transaction, input: usize, amount: u64, per_commitment_point: &PublicKey, htlc: &HTLCOutputInCommitment, secp_ctx: &Secp256k1<secp256k1::All>) -> Result<Signature, ()> {
+ if !*self.available.lock().unwrap() {
+ return Err(());
+ }
Ok(EcdsaChannelSigner::sign_counterparty_htlc_transaction(&self.inner, htlc_tx, input, amount, per_commitment_point, htlc, secp_ctx).unwrap())
}
// As long as our minimum dust limit is enforced and is greater than our anchor output
// value, an anchor output can only have an index within [0, 1].
assert!(anchor_tx.input[input].previous_output.vout == 0 || anchor_tx.input[input].previous_output.vout == 1);
+ if !*self.available.lock().unwrap() {
+ return Err(());
+ }
EcdsaChannelSigner::sign_holder_anchor_input(&self.inner, anchor_tx, input, secp_ctx)
}
pub disable_revocation_policy_check: bool,
enforcement_states: Mutex<HashMap<[u8;32], Arc<Mutex<EnforcementState>>>>,
expectations: Mutex<Option<VecDeque<OnGetShutdownScriptpubkey>>>,
+ pub unavailable_signers: Mutex<HashSet<[u8; 32]>>,
}
impl EntropySource for TestKeysInterface {
fn derive_channel_signer(&self, channel_value_satoshis: u64, channel_keys_id: [u8; 32]) -> TestChannelSigner {
let keys = self.backing.derive_channel_signer(channel_value_satoshis, channel_keys_id);
let state = self.make_enforcement_state_cell(keys.commitment_seed);
- TestChannelSigner::new_with_revoked(keys, state, self.disable_revocation_policy_check)
+ let signer = TestChannelSigner::new_with_revoked(keys, state, self.disable_revocation_policy_check);
+ if self.unavailable_signers.lock().unwrap().contains(&channel_keys_id) {
+ signer.set_available(false);
+ }
+ signer
}
fn read_chan_signer(&self, buffer: &[u8]) -> Result<Self::EcdsaSigner, msgs::DecodeError> {
disable_revocation_policy_check: false,
enforcement_states: Mutex::new(new_hash_map()),
expectations: Mutex::new(None),
+ unavailable_signers: Mutex::new(new_hash_set()),
}
}
}
pub fn derive_channel_keys(&self, channel_value_satoshis: u64, id: &[u8; 32]) -> TestChannelSigner {
- let keys = self.backing.derive_channel_keys(channel_value_satoshis, id);
- let state = self.make_enforcement_state_cell(keys.commitment_seed);
- TestChannelSigner::new_with_revoked(keys, state, self.disable_revocation_policy_check)
+ self.derive_channel_signer(channel_value_satoshis, *id)
}
fn make_enforcement_state_cell(&self, commitment_seed: [u8; 32]) -> Arc<Mutex<EnforcementState>> {
projects / rust-lightning / commitdiff