lightning/net_graph-*.bin
lightning-rapid-gossip-sync/res/full_graph.lngossip
lightning-custom-message/target
+lightning-transaction-sync/target
no-std-check/target
//! send-side handling is correct, other peers. We consider it a failure if any action results in a
//! channel being force-closed.
-use bitcoin::TxMerkleNode;
-use bitcoin::blockdata::block::BlockHeader;
use bitcoin::blockdata::constants::genesis_block;
use bitcoin::blockdata::transaction::{Transaction, TxOut};
use bitcoin::blockdata::script::{Builder, Script};
use lightning::ln::channel::FEE_SPIKE_BUFFER_FEE_INCREASE_MULTIPLE;
use lightning::ln::msgs::{self, CommitmentUpdate, ChannelMessageHandler, DecodeError, UpdateAddHTLC, Init};
use lightning::ln::script::ShutdownScript;
+use lightning::ln::functional_test_utils::*;
use lightning::util::enforcing_trait_impls::{EnforcingSigner, EnforcementState};
use lightning::util::errors::APIError;
use lightning::util::logger::Logger;
macro_rules! confirm_txn {
($node: expr) => { {
let chain_hash = genesis_block(Network::Bitcoin).block_hash();
- let mut header = BlockHeader { version: 0x20000000, prev_blockhash: chain_hash, merkle_root: TxMerkleNode::all_zeros(), time: 42, bits: 42, nonce: 42 };
+ let mut header = create_dummy_header(chain_hash, 42);
let txdata: Vec<_> = channel_txn.iter().enumerate().map(|(i, tx)| (i + 1, tx)).collect();
$node.transactions_confirmed(&header, &txdata, 1);
for _ in 2..100 {
- header = BlockHeader { version: 0x20000000, prev_blockhash: header.block_hash(), merkle_root: TxMerkleNode::all_zeros(), time: 42, bits: 42, nonce: 42 };
+ header = create_dummy_header(header.block_hash(), 42);
}
$node.best_block_updated(&header, 99);
} }
//! or payments to send/ways to handle events generated.
//! This test has been very useful, though due to its complexity good starting inputs are critical.
-use bitcoin::TxMerkleNode;
-use bitcoin::blockdata::block::BlockHeader;
use bitcoin::blockdata::constants::genesis_block;
use bitcoin::blockdata::transaction::{Transaction, TxOut};
use bitcoin::blockdata::script::{Builder, Script};
use lightning::ln::peer_handler::{MessageHandler,PeerManager,SocketDescriptor,IgnoringMessageHandler};
use lightning::ln::msgs::{self, DecodeError};
use lightning::ln::script::ShutdownScript;
+use lightning::ln::functional_test_utils::*;
use lightning::routing::gossip::{P2PGossipSync, NetworkGraph};
use lightning::routing::utxo::UtxoLookup;
use lightning::routing::router::{InFlightHtlcs, PaymentParameters, Route, RouteParameters, Router};
}
self.blocks_connected += 1;
- let header = BlockHeader { version: 0x20000000, prev_blockhash: self.header_hashes[self.height].0, merkle_root: TxMerkleNode::all_zeros(), time: self.blocks_connected, bits: 42, nonce: 42 };
+ let header = create_dummy_header(self.header_hashes[self.height].0, self.blocks_connected);
self.height += 1;
self.manager.transactions_confirmed(&header, &txdata, self.height as u32);
self.manager.best_block_updated(&header, self.height as u32);
fn disconnect_block(&mut self) {
if self.height > 0 && (self.max_height < 6 || self.height >= self.max_height - 6) {
- let header = BlockHeader { version: 0x20000000, prev_blockhash: self.header_hashes[self.height - 1].0, merkle_root: TxMerkleNode::all_zeros(), time: self.header_hashes[self.height].1, bits: 42, nonce: 42 };
+ let header = create_dummy_header(self.header_hashes[self.height - 1].0, self.header_hashes[self.height].1);
self.manager.block_disconnected(&header, self.height as u32);
self.monitor.block_disconnected(&header, self.height as u32);
self.height -= 1;
// 00 030000000000000000000000000000000000000000000000000000000000000002 03000000000000000000000000000000 - noise act two (0||pubkey||mac)
//
// 030012 - inbound read from peer id 0 of len 18
- // 000a 03000000000000000000000000000000 - message header indicating message length 10
- // 03001a - inbound read from peer id 0 of len 26
- // 0010 00022000 00022000 03000000000000000000000000000000 - init message (type 16) with static_remotekey (0x2000) and mac
+ // 0010 03000000000000000000000000000000 - message header indicating message length 16
+ // 030020 - inbound read from peer id 0 of len 32
+ // 0010 00021aaa 0008aaaaaaaaaaaa9aaa 03000000000000000000000000000000 - init message (type 16) with static_remotekey required and other bits optional and mac
//
// 030012 - inbound read from peer id 0 of len 18
- // 0141 03000000000000000000000000000000 - message header indicating message length 321
+ // 0147 03000000000000000000000000000000 - message header indicating message length 327
// 0300fe - inbound read from peer id 0 of len 254
// 0020 7500000000000000000000000000000000000000000000000000000000000000 ff4f00f805273c1b203bb5ebf8436bfde57b3be8c2f5e95d9491dbb181909679 000000000000c350 0000000000000000 0000000000000162 ffffffffffffffff 0000000000000222 0000000000000000 000000fd 0006 01e3 030000000000000000000000000000000000000000000000000000000000000001 030000000000000000000000000000000000000000000000000000000000000002 030000000000000000000000000000000000000000000000000000000000000003 030000000000000000000000000000000000000000000000000000000000000004 - beginning of open_channel message
- // 030053 - inbound read from peer id 0 of len 83
- // 030000000000000000000000000000000000000000000000000000000000000005 020900000000000000000000000000000000000000000000000000000000000000 01 03000000000000000000000000000000 - rest of open_channel and mac
+ // 030059 - inbound read from peer id 0 of len 89
+ // 030000000000000000000000000000000000000000000000000000000000000005 020900000000000000000000000000000000000000000000000000000000000000 01 0000 01021000 03000000000000000000000000000000 - rest of open_channel and mac
//
// 00fd00fd - 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)
// 000302000000000000000000000000000000000000000000000000000000000000000300000000000000000000000000000003000000000000000000000000000000 - inbound noise act 3
//
// 030112 - inbound read from peer id 1 of len 18
- // 000a 01000000000000000000000000000000 - message header indicating message length 10
- // 03011a - inbound read from peer id 1 of len 26
- // 0010 00022000 00022000 01000000000000000000000000000000 - init message (type 16) with static_remotekey (0x2000) and mac
+ // 0010 01000000000000000000000000000000 - message header indicating message length 16
+ // 030120 - inbound read from peer id 1 of len 32
+ // 0010 00021aaa 0008aaaaaaaaaaaa9aaa 01000000000000000000000000000000 - init message (type 16) with static_remotekey required 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
- // 0110 01000000000000000000000000000000 - message header indicating message length 272
+ // 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
- // 030121 - inbound read from peer id 1 of len 33
- // 0000000000000000000000000000000000 01000000000000000000000000000000 - rest of accept_channel and mac
+ // 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)
//
// - client now fails the HTLC backwards as it was unable to extract the payment preimage (CHECK 9 duplicate and CHECK 10)
let logger = Arc::new(TrackingLogger { lines: Mutex::new(HashMap::new()) });
- super::do_test(&::hex::decode("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&(Arc::clone(&logger) as Arc<dyn Logger>));
+ super::do_test(&::hex::decode("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&(Arc::clone(&logger) as Arc<dyn Logger>));
let log_entries = logger.lines.lock().unwrap();
assert_eq!(log_entries.get(&("lightning::ln::peer_handler".to_string(), "Handling SendAcceptChannel event in peer_handler for node 030000000000000000000000000000000000000000000000000000000000000002 for channel ff4f00f805273c1b203bb5ebf8436bfde57b3be8c2f5e95d9491dbb181909679".to_string())), Some(&1)); // 1
const NETWORK_PRUNE_TIMER: u64 = 60 * 60;
#[cfg(not(test))]
-const SCORER_PERSIST_TIMER: u64 = 30;
+const SCORER_PERSIST_TIMER: u64 = 60 * 60;
#[cfg(test)]
const SCORER_PERSIST_TIMER: u64 = 1;
}
}
+/// Updates scorer based on event and returns whether an update occurred so we can decide whether
+/// to persist.
fn update_scorer<'a, S: 'static + Deref<Target = SC> + Send + Sync, SC: 'a + WriteableScore<'a>>(
scorer: &'a S, event: &Event
-) {
+) -> bool {
let mut score = scorer.lock();
match event {
Event::PaymentPathFailed { ref path, short_channel_id: Some(scid), .. } => {
Event::ProbeFailed { path, short_channel_id: Some(scid), .. } => {
score.probe_failed(path, *scid);
},
- _ => {},
+ _ => return false,
}
+ true
}
macro_rules! define_run_body {
// Note that we want to run a graph prune once not long after startup before
// falling back to our usual hourly prunes. This avoids short-lived clients never
// pruning their network graph. We run once 60 seconds after startup before
- // continuing our normal cadence.
+ // continuing our normal cadence. For RGS, since 60 seconds is likely too long,
+ // we prune after an initial sync completes.
let prune_timer = if have_pruned { NETWORK_PRUNE_TIMER } else { FIRST_NETWORK_PRUNE_TIMER };
- if $timer_elapsed(&mut last_prune_call, prune_timer) {
+ let prune_timer_elapsed = $timer_elapsed(&mut last_prune_call, prune_timer);
+ let should_prune = match $gossip_sync {
+ GossipSync::Rapid(_) => !have_pruned || prune_timer_elapsed,
+ _ => prune_timer_elapsed,
+ };
+ if should_prune {
// The network graph must not be pruned while rapid sync completion is pending
if let Some(network_graph) = $gossip_sync.prunable_network_graph() {
#[cfg(feature = "std")] {
let network_graph = gossip_sync.network_graph();
let event_handler = &event_handler;
let scorer = &scorer;
+ let logger = &logger;
+ let persister = &persister;
async move {
if let Some(network_graph) = network_graph {
handle_network_graph_update(network_graph, &event)
}
if let Some(ref scorer) = scorer {
- update_scorer(scorer, &event);
+ if update_scorer(scorer, &event) {
+ log_trace!(logger, "Persisting scorer after update");
+ if let Err(e) = persister.persist_scorer(&scorer) {
+ log_error!(logger, "Error: Failed to persist scorer, check your disk and permissions {}", e)
+ }
+ }
}
event_handler(event).await;
}
handle_network_graph_update(network_graph, &event)
}
if let Some(ref scorer) = scorer {
- update_scorer(scorer, &event);
+ if update_scorer(scorer, &event) {
+ log_trace!(logger, "Persisting scorer after update");
+ if let Err(e) = persister.persist_scorer(&scorer) {
+ log_error!(logger, "Error: Failed to persist scorer, check your disk and permissions {}", e)
+ }
+ }
}
event_handler.handle_event(event);
};
#[cfg(all(feature = "std", test))]
mod tests {
- use bitcoin::blockdata::block::BlockHeader;
use bitcoin::blockdata::constants::genesis_block;
use bitcoin::blockdata::locktime::PackedLockTime;
use bitcoin::blockdata::transaction::{Transaction, TxOut};
use lightning::ln::channelmanager;
use lightning::ln::channelmanager::{BREAKDOWN_TIMEOUT, ChainParameters, MIN_CLTV_EXPIRY_DELTA, PaymentId};
use lightning::ln::features::{ChannelFeatures, NodeFeatures};
+ use lightning::ln::functional_test_utils::*;
use lightning::ln::msgs::{ChannelMessageHandler, Init};
use lightning::ln::peer_handler::{PeerManager, MessageHandler, SocketDescriptor, IgnoringMessageHandler};
use lightning::routing::gossip::{NetworkGraph, NodeId, P2PGossipSync};
use std::sync::{Arc, Mutex};
use std::sync::mpsc::SyncSender;
use std::time::Duration;
- use bitcoin::hashes::Hash;
- use bitcoin::TxMerkleNode;
use lightning_rapid_gossip_sync::RapidGossipSync;
use super::{BackgroundProcessor, GossipSync, FRESHNESS_TIMER};
for i in 1..=depth {
let prev_blockhash = node.best_block.block_hash();
let height = node.best_block.height() + 1;
- let header = BlockHeader { version: 0x20000000, prev_blockhash, merkle_root: TxMerkleNode::all_zeros(), time: height, bits: 42, nonce: 42 };
+ let header = create_dummy_header(prev_blockhash, height);
let txdata = vec![(0, tx)];
node.best_block = BestBlock::new(header.block_hash(), height);
match i {
if !std::thread::panicking() {
bg_processor.stop().unwrap();
}
+
+ let log_entries = nodes[0].logger.lines.lock().unwrap();
+ let expected_log = "Persisting scorer after update".to_string();
+ assert_eq!(*log_entries.get(&("lightning_background_processor".to_string(), expected_log)).unwrap(), 5);
}
#[tokio::test]
let t2 = tokio::spawn(async move {
do_test_payment_path_scoring!(nodes, receiver.recv().await);
exit_sender.send(()).unwrap();
+
+ let log_entries = nodes[0].logger.lines.lock().unwrap();
+ let expected_log = "Persisting scorer after update".to_string();
+ assert_eq!(*log_entries.get(&("lightning_background_processor".to_string(), expected_log)).unwrap(), 5);
});
let (r1, r2) = tokio::join!(t1, t2);
if let Network::Bitcoin = network {
if self.height % 2016 == 0 {
- let previous_work = previous_header.header.work();
- if work > (previous_work << 2) || work < (previous_work >> 2) {
+ let target = self.header.target();
+ let previous_target = previous_header.header.target();
+ let min_target = previous_target >> 2;
+ let max_target = previous_target << 2;
+ if target > max_target || target < min_target {
return Err(BlockSourceError::persistent("invalid difficulty transition"))
}
} else if self.header.bits != previous_header.header.bits {
//! # use bitcoin::secp256k1::PublicKey;
//! # use lightning::io;
//! # use lightning::ln::msgs::{DecodeError, LightningError};
+//! # use lightning::ln::features::{InitFeatures, NodeFeatures};
//! use lightning::ln::peer_handler::CustomMessageHandler;
//! use lightning::ln::wire::{CustomMessageReader, self};
//! use lightning::util::ser::Writeable;
//! # fn get_and_clear_pending_msg(&self) -> Vec<(PublicKey, Self::CustomMessage)> {
//! # unimplemented!()
//! # }
+//! # fn provided_node_features(&self) -> NodeFeatures {
+//! # unimplemented!()
+//! # }
+//! # fn provided_init_features(&self, _their_node_id: &PublicKey) -> InitFeatures {
+//! # unimplemented!()
+//! # }
//! }
//!
//! #[derive(Debug)]
//! # fn get_and_clear_pending_msg(&self) -> Vec<(PublicKey, Self::CustomMessage)> {
//! # unimplemented!()
//! # }
+//! # fn provided_node_features(&self) -> NodeFeatures {
+//! # unimplemented!()
+//! # }
+//! # fn provided_init_features(&self, _their_node_id: &PublicKey) -> InitFeatures {
+//! # unimplemented!()
+//! # }
//! }
//!
//! #[derive(Debug)]
//! # fn get_and_clear_pending_msg(&self) -> Vec<(PublicKey, Self::CustomMessage)> {
//! # unimplemented!()
//! # }
+//! # fn provided_node_features(&self) -> NodeFeatures {
+//! # unimplemented!()
+//! # }
+//! # fn provided_init_features(&self, _their_node_id: &PublicKey) -> InitFeatures {
+//! # unimplemented!()
+//! # }
//! }
//!
//! # fn main() {
)*
.collect()
}
+
+ fn provided_node_features(&self) -> $crate::lightning::ln::features::NodeFeatures {
+ $crate::lightning::ln::features::NodeFeatures::empty()
+ $(
+ | self.$field.provided_node_features()
+ )*
+ }
+
+ fn provided_init_features(
+ &self, their_node_id: &$crate::bitcoin::secp256k1::PublicKey
+ ) -> $crate::lightning::ln::features::InitFeatures {
+ $crate::lightning::ln::features::InitFeatures::empty()
+ $(
+ | self.$field.provided_init_features(their_node_id)
+ )*
+ }
}
impl $crate::lightning::ln::wire::CustomMessageReader for $handler {
extern crate lightning;
extern crate bitcoin;
use crate::FilesystemPersister;
- use bitcoin::blockdata::block::{Block, BlockHeader};
use bitcoin::hashes::hex::FromHex;
- use bitcoin::{Txid, TxMerkleNode};
+ use bitcoin::Txid;
use lightning::chain::ChannelMonitorUpdateStatus;
use lightning::chain::chainmonitor::Persist;
use lightning::chain::channelmonitor::CLOSED_CHANNEL_UPDATE_ID;
use lightning::ln::functional_test_utils::*;
use lightning::util::test_utils;
use std::fs;
- use bitcoin::hashes::Hash;
#[cfg(target_os = "windows")]
use {
lightning::get_event_msg,
let node_txn = nodes[0].tx_broadcaster.txn_broadcasted.lock().unwrap();
assert_eq!(node_txn.len(), 1);
- let header = BlockHeader { version: 0x20000000, prev_blockhash: nodes[0].best_block_hash(), merkle_root: TxMerkleNode::all_zeros(), time: 42, bits: 42, nonce: 42 };
- connect_block(&nodes[1], &Block { header, txdata: vec![node_txn[0].clone(), node_txn[0].clone()]});
+ connect_block(&nodes[1], &create_dummy_block(nodes[0].best_block_hash(), 42, vec![node_txn[0].clone(), node_txn[0].clone()]));
check_closed_broadcast!(nodes[1], true);
check_closed_event!(nodes[1], 1, ClosureReason::CommitmentTxConfirmed);
check_added_monitors!(nodes[1], 1);
#[cfg(test)]
mod tests {
- use bitcoin::{BlockHeader, TxMerkleNode};
- use bitcoin::hashes::Hash;
use crate::{check_added_monitors, check_closed_broadcast, check_closed_event};
use crate::{expect_payment_sent, expect_payment_claimed, expect_payment_sent_without_paths, expect_payment_path_successful, get_event_msg};
use crate::{get_htlc_update_msgs, get_local_commitment_txn, get_revoke_commit_msgs, get_route_and_payment_hash, unwrap_send_err};
// Connect B's commitment transaction, but only to the ChainMonitor/ChannelMonitor. The
// channel is now closed, but the ChannelManager doesn't know that yet.
- let new_header = BlockHeader {
- version: 2, time: 0, bits: 0, nonce: 0,
- prev_blockhash: nodes[0].best_block_info().0,
- merkle_root: TxMerkleNode::all_zeros() };
+ let new_header = create_dummy_header(nodes[0].best_block_info().0, 0);
nodes[0].chain_monitor.chain_monitor.transactions_confirmed(&new_header,
&[(0, &remote_txn[0]), (1, &remote_txn[1])], nodes[0].best_block_info().1 + 1);
assert!(nodes[0].chain_monitor.release_pending_monitor_events().is_empty());
if block_timeout {
// After three blocks, pending MontiorEvents should be released either way.
- let latest_header = BlockHeader {
- version: 2, time: 0, bits: 0, nonce: 0,
- prev_blockhash: nodes[0].best_block_info().0,
- merkle_root: TxMerkleNode::all_zeros() };
+ let latest_header = create_dummy_header(nodes[0].best_block_info().0, 0);
nodes[0].chain_monitor.chain_monitor.best_block_updated(&latest_header, nodes[0].best_block_info().1 + LATENCY_GRACE_PERIOD_BLOCKS);
} else {
let persistences = chanmon_cfgs[0].persister.chain_sync_monitor_persistences.lock().unwrap().clone();
let commitment_package = PackageTemplate::build_package(
self.funding_info.0.txid.clone(), self.funding_info.0.index as u32,
PackageSolvingData::HolderFundingOutput(funding_output),
- best_block_height, false, best_block_height,
+ best_block_height, best_block_height
);
self.onchain_tx_handler.update_claims_view_from_requests(
vec![commitment_package], best_block_height, best_block_height,
// First, process non-htlc outputs (to_holder & to_counterparty)
for (idx, outp) in tx.output.iter().enumerate() {
if outp.script_pubkey == revokeable_p2wsh {
- let revk_outp = RevokedOutput::build(per_commitment_point, self.counterparty_commitment_params.counterparty_delayed_payment_base_key, self.counterparty_commitment_params.counterparty_htlc_base_key, per_commitment_key, outp.value, self.counterparty_commitment_params.on_counterparty_tx_csv);
- let justice_package = PackageTemplate::build_package(commitment_txid, idx as u32, PackageSolvingData::RevokedOutput(revk_outp), height + self.counterparty_commitment_params.on_counterparty_tx_csv as u32, true, height);
+ let revk_outp = RevokedOutput::build(per_commitment_point, self.counterparty_commitment_params.counterparty_delayed_payment_base_key, self.counterparty_commitment_params.counterparty_htlc_base_key, per_commitment_key, outp.value, self.counterparty_commitment_params.on_counterparty_tx_csv, self.onchain_tx_handler.opt_anchors());
+ let justice_package = PackageTemplate::build_package(commitment_txid, idx as u32, PackageSolvingData::RevokedOutput(revk_outp), height + self.counterparty_commitment_params.on_counterparty_tx_csv as u32, height);
claimable_outpoints.push(justice_package);
to_counterparty_output_info =
Some((idx.try_into().expect("Txn can't have more than 2^32 outputs"), outp.value));
to_counterparty_output_info);
}
let revk_htlc_outp = RevokedHTLCOutput::build(per_commitment_point, self.counterparty_commitment_params.counterparty_delayed_payment_base_key, self.counterparty_commitment_params.counterparty_htlc_base_key, per_commitment_key, htlc.amount_msat / 1000, htlc.clone(), self.onchain_tx_handler.channel_transaction_parameters.opt_anchors.is_some());
- let justice_package = PackageTemplate::build_package(commitment_txid, transaction_output_index, PackageSolvingData::RevokedHTLCOutput(revk_htlc_outp), htlc.cltv_expiry, true, height);
+ let justice_package = PackageTemplate::build_package(commitment_txid, transaction_output_index, PackageSolvingData::RevokedHTLCOutput(revk_htlc_outp), htlc.cltv_expiry, height);
claimable_outpoints.push(justice_package);
}
}
self.counterparty_commitment_params.counterparty_htlc_base_key,
htlc.clone(), self.onchain_tx_handler.opt_anchors()))
};
- let aggregation = if !htlc.offered { false } else { true };
- let counterparty_package = PackageTemplate::build_package(commitment_txid, transaction_output_index, counterparty_htlc_outp, htlc.cltv_expiry,aggregation, 0);
+ let counterparty_package = PackageTemplate::build_package(commitment_txid, transaction_output_index, counterparty_htlc_outp, htlc.cltv_expiry, 0);
claimable_outpoints.push(counterparty_package);
}
}
let revk_outp = RevokedOutput::build(
per_commitment_point, self.counterparty_commitment_params.counterparty_delayed_payment_base_key,
self.counterparty_commitment_params.counterparty_htlc_base_key, per_commitment_key,
- tx.output[idx].value, self.counterparty_commitment_params.on_counterparty_tx_csv
+ tx.output[idx].value, self.counterparty_commitment_params.on_counterparty_tx_csv,
+ false
);
let justice_package = PackageTemplate::build_package(
htlc_txid, idx as u32, PackageSolvingData::RevokedOutput(revk_outp),
- height + self.counterparty_commitment_params.on_counterparty_tx_csv as u32, true, height
+ height + self.counterparty_commitment_params.on_counterparty_tx_csv as u32, height
);
claimable_outpoints.push(justice_package);
if outputs_to_watch.is_none() {
for &(ref htlc, _, _) in holder_tx.htlc_outputs.iter() {
if let Some(transaction_output_index) = htlc.transaction_output_index {
- let (htlc_output, aggregable) = if htlc.offered {
+ let htlc_output = if htlc.offered {
let htlc_output = HolderHTLCOutput::build_offered(
htlc.amount_msat, htlc.cltv_expiry, self.onchain_tx_handler.opt_anchors()
);
- (htlc_output, false)
+ htlc_output
} else {
let payment_preimage = if let Some(preimage) = self.payment_preimages.get(&htlc.payment_hash) {
preimage.clone()
let htlc_output = HolderHTLCOutput::build_accepted(
payment_preimage, htlc.amount_msat, self.onchain_tx_handler.opt_anchors()
);
- (htlc_output, self.onchain_tx_handler.opt_anchors())
+ htlc_output
};
let htlc_package = PackageTemplate::build_package(
holder_tx.txid, transaction_output_index,
PackageSolvingData::HolderHTLCOutput(htlc_output),
- htlc.cltv_expiry, aggregable, conf_height
+ htlc.cltv_expiry, conf_height
);
claim_requests.push(htlc_package);
}
let should_broadcast = self.should_broadcast_holder_commitment_txn(logger);
if should_broadcast {
let funding_outp = HolderFundingOutput::build(self.funding_redeemscript.clone(), self.channel_value_satoshis, self.onchain_tx_handler.opt_anchors());
- let commitment_package = PackageTemplate::build_package(self.funding_info.0.txid.clone(), self.funding_info.0.index as u32, PackageSolvingData::HolderFundingOutput(funding_outp), self.best_block.height(), false, self.best_block.height());
+ let commitment_package = PackageTemplate::build_package(self.funding_info.0.txid.clone(), self.funding_info.0.index as u32, PackageSolvingData::HolderFundingOutput(funding_outp), self.best_block.height(), self.best_block.height());
claimable_outpoints.push(commitment_package);
self.pending_monitor_events.push(MonitorEvent::CommitmentTxConfirmed(self.funding_info.0));
let commitment_tx = self.onchain_tx_handler.get_fully_signed_holder_tx(&self.funding_redeemscript);
#[cfg(test)]
mod tests {
- use bitcoin::blockdata::block::BlockHeader;
use bitcoin::blockdata::script::{Script, Builder};
use bitcoin::blockdata::opcodes;
use bitcoin::blockdata::transaction::{Transaction, TxIn, TxOut, EcdsaSighashType};
use crate::util::ser::{ReadableArgs, Writeable};
use crate::sync::{Arc, Mutex};
use crate::io;
- use bitcoin::{PackedLockTime, Sequence, TxMerkleNode, Witness};
+ use bitcoin::{PackedLockTime, Sequence, Witness};
use crate::prelude::*;
fn do_test_funding_spend_refuses_updates(use_local_txn: bool) {
// Connect a commitment transaction, but only to the ChainMonitor/ChannelMonitor. The
// channel is now closed, but the ChannelManager doesn't know that yet.
- let new_header = BlockHeader {
- version: 2, time: 0, bits: 0, nonce: 0,
- prev_blockhash: nodes[0].best_block_info().0,
- merkle_root: TxMerkleNode::all_zeros() };
+ let new_header = create_dummy_header(nodes[0].best_block_info().0, 0);
let conf_height = nodes[0].best_block_info().1 + 1;
nodes[1].chain_monitor.chain_monitor.transactions_confirmed(&new_header,
&[(0, broadcast_tx)], conf_height);
weight: u64,
amount: u64,
on_counterparty_tx_csv: u16,
+ is_counterparty_balance_on_anchors: Option<()>,
}
impl RevokedOutput {
- pub(crate) fn build(per_commitment_point: PublicKey, counterparty_delayed_payment_base_key: PublicKey, counterparty_htlc_base_key: PublicKey, per_commitment_key: SecretKey, amount: u64, on_counterparty_tx_csv: u16) -> Self {
+ pub(crate) fn build(per_commitment_point: PublicKey, counterparty_delayed_payment_base_key: PublicKey, counterparty_htlc_base_key: PublicKey, per_commitment_key: SecretKey, amount: u64, on_counterparty_tx_csv: u16, is_counterparty_balance_on_anchors: bool) -> Self {
RevokedOutput {
per_commitment_point,
counterparty_delayed_payment_base_key,
per_commitment_key,
weight: WEIGHT_REVOKED_OUTPUT,
amount,
- on_counterparty_tx_csv
+ on_counterparty_tx_csv,
+ is_counterparty_balance_on_anchors: if is_counterparty_balance_on_anchors { Some(()) } else { None }
}
}
}
(8, weight, required),
(10, amount, required),
(12, on_counterparty_tx_csv, required),
+ (14, is_counterparty_balance_on_anchors, option)
});
/// A struct to describe a revoked offered output and corresponding information to generate a
};
absolute_timelock
}
+
+ fn map_output_type_flags(&self) -> (PackageMalleability, bool) {
+ // Post-anchor, aggregation of outputs of different types is unsafe. See https://github.com/lightning/bolts/pull/803.
+ let (malleability, aggregable) = match self {
+ PackageSolvingData::RevokedOutput(RevokedOutput { is_counterparty_balance_on_anchors: Some(()), .. }) => { (PackageMalleability::Malleable, false) },
+ PackageSolvingData::RevokedOutput(RevokedOutput { is_counterparty_balance_on_anchors: None, .. }) => { (PackageMalleability::Malleable, true) },
+ PackageSolvingData::RevokedHTLCOutput(..) => { (PackageMalleability::Malleable, true) },
+ PackageSolvingData::CounterpartyOfferedHTLCOutput(..) => { (PackageMalleability::Malleable, true) },
+ PackageSolvingData::CounterpartyReceivedHTLCOutput(..) => { (PackageMalleability::Malleable, false) },
+ PackageSolvingData::HolderHTLCOutput(ref outp) => if outp.opt_anchors() {
+ (PackageMalleability::Malleable, outp.preimage.is_some())
+ } else {
+ (PackageMalleability::Untractable, false)
+ },
+ PackageSolvingData::HolderFundingOutput(..) => { (PackageMalleability::Untractable, false) },
+ };
+ (malleability, aggregable)
+ }
}
impl_writeable_tlv_based_enum!(PackageSolvingData, ;
);
/// A malleable package might be aggregated with other packages to save on fees.
-/// A untractable package has been counter-signed and aggregable will break cached counterparty
-/// signatures.
+/// A untractable package has been counter-signed and aggregable will break cached counterparty signatures.
#[derive(Clone, PartialEq, Eq)]
pub(crate) enum PackageMalleability {
Malleable,
}).is_some()
}
- pub (crate) fn build_package(txid: Txid, vout: u32, input_solving_data: PackageSolvingData, soonest_conf_deadline: u32, aggregable: bool, height_original: u32) -> Self {
- let malleability = match input_solving_data {
- PackageSolvingData::RevokedOutput(..) => PackageMalleability::Malleable,
- PackageSolvingData::RevokedHTLCOutput(..) => PackageMalleability::Malleable,
- PackageSolvingData::CounterpartyOfferedHTLCOutput(..) => PackageMalleability::Malleable,
- PackageSolvingData::CounterpartyReceivedHTLCOutput(..) => PackageMalleability::Malleable,
- PackageSolvingData::HolderHTLCOutput(ref outp) => if outp.opt_anchors() {
- PackageMalleability::Malleable
- } else {
- PackageMalleability::Untractable
- },
- PackageSolvingData::HolderFundingOutput(..) => PackageMalleability::Untractable,
- };
+ pub (crate) fn build_package(txid: Txid, vout: u32, input_solving_data: PackageSolvingData, soonest_conf_deadline: u32, height_original: u32) -> Self {
+ let (malleability, aggregable) = PackageSolvingData::map_output_type_flags(&input_solving_data);
let mut inputs = Vec::with_capacity(1);
inputs.push((BitcoinOutPoint { txid, vout }, input_solving_data));
PackageTemplate {
inputs.push((outpoint, rev_outp));
}
let (malleability, aggregable) = if let Some((_, lead_input)) = inputs.first() {
- match lead_input {
- PackageSolvingData::RevokedOutput(..) => { (PackageMalleability::Malleable, true) },
- PackageSolvingData::RevokedHTLCOutput(..) => { (PackageMalleability::Malleable, true) },
- PackageSolvingData::CounterpartyOfferedHTLCOutput(..) => { (PackageMalleability::Malleable, true) },
- PackageSolvingData::CounterpartyReceivedHTLCOutput(..) => { (PackageMalleability::Malleable, false) },
- PackageSolvingData::HolderHTLCOutput(ref outp) => if outp.opt_anchors() {
- (PackageMalleability::Malleable, outp.preimage.is_some())
- } else {
- (PackageMalleability::Untractable, false)
- },
- PackageSolvingData::HolderFundingOutput(..) => { (PackageMalleability::Untractable, false) },
- }
+ PackageSolvingData::map_output_type_flags(&lead_input)
} else { return Err(DecodeError::InvalidValue); };
let mut soonest_conf_deadline = 0;
let mut feerate_previous = 0;
use bitcoin::secp256k1::Secp256k1;
macro_rules! dumb_revk_output {
- ($secp_ctx: expr) => {
+ ($secp_ctx: expr, $is_counterparty_balance_on_anchors: expr) => {
{
let dumb_scalar = SecretKey::from_slice(&hex::decode("0101010101010101010101010101010101010101010101010101010101010101").unwrap()[..]).unwrap();
let dumb_point = PublicKey::from_secret_key(&$secp_ctx, &dumb_scalar);
- PackageSolvingData::RevokedOutput(RevokedOutput::build(dumb_point, dumb_point, dumb_point, dumb_scalar, 0, 0))
+ PackageSolvingData::RevokedOutput(RevokedOutput::build(dumb_point, dumb_point, dumb_point, dumb_scalar, 0, 0, $is_counterparty_balance_on_anchors))
}
}
}
fn test_package_differing_heights() {
let txid = Txid::from_hex("c2d4449afa8d26140898dd54d3390b057ba2a5afcf03ba29d7dc0d8b9ffe966e").unwrap();
let secp_ctx = Secp256k1::new();
- let revk_outp = dumb_revk_output!(secp_ctx);
+ let revk_outp = dumb_revk_output!(secp_ctx, false);
- let mut package_one_hundred = PackageTemplate::build_package(txid, 0, revk_outp.clone(), 1000, true, 100);
- let package_two_hundred = PackageTemplate::build_package(txid, 1, revk_outp.clone(), 1000, true, 200);
+ let mut package_one_hundred = PackageTemplate::build_package(txid, 0, revk_outp.clone(), 1000, 100);
+ let package_two_hundred = PackageTemplate::build_package(txid, 1, revk_outp.clone(), 1000, 200);
package_one_hundred.merge_package(package_two_hundred);
}
fn test_package_untractable_merge_to() {
let txid = Txid::from_hex("c2d4449afa8d26140898dd54d3390b057ba2a5afcf03ba29d7dc0d8b9ffe966e").unwrap();
let secp_ctx = Secp256k1::new();
- let revk_outp = dumb_revk_output!(secp_ctx);
+ let revk_outp = dumb_revk_output!(secp_ctx, false);
let htlc_outp = dumb_htlc_output!();
- let mut untractable_package = PackageTemplate::build_package(txid, 0, revk_outp.clone(), 1000, true, 100);
- let malleable_package = PackageTemplate::build_package(txid, 1, htlc_outp.clone(), 1000, true, 100);
+ let mut untractable_package = PackageTemplate::build_package(txid, 0, revk_outp.clone(), 1000, 100);
+ let malleable_package = PackageTemplate::build_package(txid, 1, htlc_outp.clone(), 1000, 100);
untractable_package.merge_package(malleable_package);
}
let txid = Txid::from_hex("c2d4449afa8d26140898dd54d3390b057ba2a5afcf03ba29d7dc0d8b9ffe966e").unwrap();
let secp_ctx = Secp256k1::new();
let htlc_outp = dumb_htlc_output!();
- let revk_outp = dumb_revk_output!(secp_ctx);
+ let revk_outp = dumb_revk_output!(secp_ctx, false);
- let mut malleable_package = PackageTemplate::build_package(txid, 0, htlc_outp.clone(), 1000, true, 100);
- let untractable_package = PackageTemplate::build_package(txid, 1, revk_outp.clone(), 1000, true, 100);
+ let mut malleable_package = PackageTemplate::build_package(txid, 0, htlc_outp.clone(), 1000, 100);
+ let untractable_package = PackageTemplate::build_package(txid, 1, revk_outp.clone(), 1000, 100);
malleable_package.merge_package(untractable_package);
}
fn test_package_noaggregation_to() {
let txid = Txid::from_hex("c2d4449afa8d26140898dd54d3390b057ba2a5afcf03ba29d7dc0d8b9ffe966e").unwrap();
let secp_ctx = Secp256k1::new();
- let revk_outp = dumb_revk_output!(secp_ctx);
+ let revk_outp = dumb_revk_output!(secp_ctx, false);
+ let revk_outp_counterparty_balance = dumb_revk_output!(secp_ctx, true);
- let mut noaggregation_package = PackageTemplate::build_package(txid, 0, revk_outp.clone(), 1000, false, 100);
- let aggregation_package = PackageTemplate::build_package(txid, 1, revk_outp.clone(), 1000, true, 100);
+ let mut noaggregation_package = PackageTemplate::build_package(txid, 0, revk_outp_counterparty_balance.clone(), 1000, 100);
+ let aggregation_package = PackageTemplate::build_package(txid, 1, revk_outp.clone(), 1000, 100);
noaggregation_package.merge_package(aggregation_package);
}
fn test_package_noaggregation_from() {
let txid = Txid::from_hex("c2d4449afa8d26140898dd54d3390b057ba2a5afcf03ba29d7dc0d8b9ffe966e").unwrap();
let secp_ctx = Secp256k1::new();
- let revk_outp = dumb_revk_output!(secp_ctx);
+ let revk_outp = dumb_revk_output!(secp_ctx, false);
+ let revk_outp_counterparty_balance = dumb_revk_output!(secp_ctx, true);
- let mut aggregation_package = PackageTemplate::build_package(txid, 0, revk_outp.clone(), 1000, true, 100);
- let noaggregation_package = PackageTemplate::build_package(txid, 1, revk_outp.clone(), 1000, false, 100);
+ let mut aggregation_package = PackageTemplate::build_package(txid, 0, revk_outp.clone(), 1000, 100);
+ let noaggregation_package = PackageTemplate::build_package(txid, 1, revk_outp_counterparty_balance.clone(), 1000, 100);
aggregation_package.merge_package(noaggregation_package);
}
fn test_package_empty() {
let txid = Txid::from_hex("c2d4449afa8d26140898dd54d3390b057ba2a5afcf03ba29d7dc0d8b9ffe966e").unwrap();
let secp_ctx = Secp256k1::new();
- let revk_outp = dumb_revk_output!(secp_ctx);
+ let revk_outp = dumb_revk_output!(secp_ctx, false);
- let mut empty_package = PackageTemplate::build_package(txid, 0, revk_outp.clone(), 1000, true, 100);
+ let mut empty_package = PackageTemplate::build_package(txid, 0, revk_outp.clone(), 1000, 100);
empty_package.inputs = vec![];
- let package = PackageTemplate::build_package(txid, 1, revk_outp.clone(), 1000, true, 100);
+ let package = PackageTemplate::build_package(txid, 1, revk_outp.clone(), 1000, 100);
empty_package.merge_package(package);
}
fn test_package_differing_categories() {
let txid = Txid::from_hex("c2d4449afa8d26140898dd54d3390b057ba2a5afcf03ba29d7dc0d8b9ffe966e").unwrap();
let secp_ctx = Secp256k1::new();
- let revk_outp = dumb_revk_output!(secp_ctx);
+ let revk_outp = dumb_revk_output!(secp_ctx, false);
let counterparty_outp = dumb_counterparty_output!(secp_ctx, 0, false);
- let mut revoked_package = PackageTemplate::build_package(txid, 0, revk_outp, 1000, true, 100);
- let counterparty_package = PackageTemplate::build_package(txid, 1, counterparty_outp, 1000, true, 100);
+ let mut revoked_package = PackageTemplate::build_package(txid, 0, revk_outp, 1000, 100);
+ let counterparty_package = PackageTemplate::build_package(txid, 1, counterparty_outp, 1000, 100);
revoked_package.merge_package(counterparty_package);
}
fn test_package_split_malleable() {
let txid = Txid::from_hex("c2d4449afa8d26140898dd54d3390b057ba2a5afcf03ba29d7dc0d8b9ffe966e").unwrap();
let secp_ctx = Secp256k1::new();
- let revk_outp_one = dumb_revk_output!(secp_ctx);
- let revk_outp_two = dumb_revk_output!(secp_ctx);
- let revk_outp_three = dumb_revk_output!(secp_ctx);
+ let revk_outp_one = dumb_revk_output!(secp_ctx, false);
+ let revk_outp_two = dumb_revk_output!(secp_ctx, false);
+ let revk_outp_three = dumb_revk_output!(secp_ctx, false);
- let mut package_one = PackageTemplate::build_package(txid, 0, revk_outp_one, 1000, true, 100);
- let package_two = PackageTemplate::build_package(txid, 1, revk_outp_two, 1000, true, 100);
- let package_three = PackageTemplate::build_package(txid, 2, revk_outp_three, 1000, true, 100);
+ let mut package_one = PackageTemplate::build_package(txid, 0, revk_outp_one, 1000, 100);
+ let package_two = PackageTemplate::build_package(txid, 1, revk_outp_two, 1000, 100);
+ let package_three = PackageTemplate::build_package(txid, 2, revk_outp_three, 1000, 100);
package_one.merge_package(package_two);
package_one.merge_package(package_three);
let txid = Txid::from_hex("c2d4449afa8d26140898dd54d3390b057ba2a5afcf03ba29d7dc0d8b9ffe966e").unwrap();
let htlc_outp_one = dumb_htlc_output!();
- let mut package_one = PackageTemplate::build_package(txid, 0, htlc_outp_one, 1000, true, 100);
+ let mut package_one = PackageTemplate::build_package(txid, 0, htlc_outp_one, 1000, 100);
let ret_split = package_one.split_package(&BitcoinOutPoint { txid, vout: 0});
assert!(ret_split.is_none());
}
fn test_package_timer() {
let txid = Txid::from_hex("c2d4449afa8d26140898dd54d3390b057ba2a5afcf03ba29d7dc0d8b9ffe966e").unwrap();
let secp_ctx = Secp256k1::new();
- let revk_outp = dumb_revk_output!(secp_ctx);
+ let revk_outp = dumb_revk_output!(secp_ctx, false);
- let mut package = PackageTemplate::build_package(txid, 0, revk_outp, 1000, true, 100);
+ let mut package = PackageTemplate::build_package(txid, 0, revk_outp, 1000, 100);
assert_eq!(package.timer(), 100);
package.set_timer(101);
assert_eq!(package.timer(), 101);
let secp_ctx = Secp256k1::new();
let counterparty_outp = dumb_counterparty_output!(secp_ctx, 1_000_000, false);
- let package = PackageTemplate::build_package(txid, 0, counterparty_outp, 1000, true, 100);
+ let package = PackageTemplate::build_package(txid, 0, counterparty_outp, 1000, 100);
assert_eq!(package.package_amount(), 1000);
}
let weight_sans_output = (4 + 4 + 1 + 36 + 4 + 1 + 1 + 8 + 1) * WITNESS_SCALE_FACTOR + 2;
{
- let revk_outp = dumb_revk_output!(secp_ctx);
- let package = PackageTemplate::build_package(txid, 0, revk_outp, 0, true, 100);
+ let revk_outp = dumb_revk_output!(secp_ctx, false);
+ let package = PackageTemplate::build_package(txid, 0, revk_outp, 0, 100);
assert_eq!(package.package_weight(&Script::new()), weight_sans_output + WEIGHT_REVOKED_OUTPUT as usize);
}
{
for &opt_anchors in [false, true].iter() {
let counterparty_outp = dumb_counterparty_output!(secp_ctx, 1_000_000, opt_anchors);
- let package = PackageTemplate::build_package(txid, 0, counterparty_outp, 1000, true, 100);
+ let package = PackageTemplate::build_package(txid, 0, counterparty_outp, 1000, 100);
assert_eq!(package.package_weight(&Script::new()), weight_sans_output + weight_received_htlc(opt_anchors) as usize);
}
}
{
for &opt_anchors in [false, true].iter() {
let counterparty_outp = dumb_counterparty_offered_output!(secp_ctx, 1_000_000, opt_anchors);
- let package = PackageTemplate::build_package(txid, 0, counterparty_outp, 1000, true, 100);
+ let package = PackageTemplate::build_package(txid, 0, counterparty_outp, 1000, 100);
assert_eq!(package.package_weight(&Script::new()), weight_sans_output + weight_offered_htlc(opt_anchors) as usize);
}
}
//! There are a bunch of these as their handling is relatively error-prone so they are split out
//! here. See also the chanmon_fail_consistency fuzz test.
-use bitcoin::blockdata::block::{Block, BlockHeader};
use bitcoin::blockdata::constants::genesis_block;
use bitcoin::hash_types::BlockHash;
use bitcoin::network::constants::Network;
use crate::io;
use bitcoin::hashes::Hash;
-use bitcoin::TxMerkleNode;
use crate::prelude::*;
use crate::sync::{Arc, Mutex};
assert_eq!(chain_mon.watch_channel(outpoint, new_monitor), ChannelMonitorUpdateStatus::Completed);
chain_mon
};
- let header = BlockHeader {
- version: 0x20000000,
- prev_blockhash: BlockHash::all_zeros(),
- merkle_root: TxMerkleNode::all_zeros(),
- time: 42,
- bits: 42,
- nonce: 42
- };
- chain_mon.chain_monitor.block_connected(&Block { header, txdata: vec![] }, 200);
+ chain_mon.chain_monitor.block_connected(&create_dummy_block(BlockHash::all_zeros(), 42, Vec::new()), 200);
// Set the persister's return value to be a InProgress.
persister.set_update_ret(ChannelMonitorUpdateStatus::InProgress);
let onion_keys = onion_utils::construct_onion_keys(&self.secp_ctx, &path, &session_priv)
.map_err(|_| APIError::InvalidRoute{err: "Pubkey along hop was maliciously selected".to_owned()})?;
let (onion_payloads, htlc_msat, htlc_cltv) = onion_utils::build_onion_payloads(path, total_value, recipient_onion, cur_height, keysend_preimage)?;
- if onion_utils::route_size_insane(&onion_payloads) {
- return Err(APIError::InvalidRoute{err: "Route size too large considering onion data".to_owned()});
- }
- let onion_packet = onion_utils::construct_onion_packet(onion_payloads, onion_keys, prng_seed, payment_hash);
+
+ let onion_packet = onion_utils::construct_onion_packet(onion_payloads, onion_keys, prng_seed, payment_hash)
+ .map_err(|_| APIError::InvalidRoute { err: "Route size too large considering onion data".to_owned()})?;
let err: Result<(), _> = loop {
let (counterparty_node_id, id) = match self.short_to_chan_info.read().unwrap().get(&path.hops.first().unwrap().short_channel_id) {
assert_eq!(&tx_broadcaster.txn_broadcasted.lock().unwrap()[..], &[tx.clone()]);
- let block = Block {
- header: BlockHeader { version: 0x20000000, prev_blockhash: BestBlock::from_network(network).block_hash(), merkle_root: TxMerkleNode::all_zeros(), time: 42, bits: 42, nonce: 42 },
- txdata: vec![tx],
- };
+ let block = create_dummy_block(BestBlock::from_network(network).block_hash(), 42, vec![tx]);
Listen::block_connected(&node_a, &block, 1);
Listen::block_connected(&node_b, &block, 1);
mark: PhantomData<T>,
}
-impl <T: sealed::Context> Features<T> {
- pub(crate) fn or(mut self, o: Self) -> Self {
+impl<T: sealed::Context> core::ops::BitOr for Features<T> {
+ type Output = Self;
+
+ fn bitor(mut self, o: Self) -> Self {
let total_feature_len = cmp::max(self.flags.len(), o.flags.len());
self.flags.resize(total_feature_len, 0u8);
for (byte, o_byte) in self.flags.iter_mut().zip(o.flags.iter()) {
self.flags.iter().any(|&byte| (byte & 0b10_10_10_10) != 0)
}
+ /// Returns true if this `Features` object contains required features unknown by `other`.
+ pub fn requires_unknown_bits_from(&self, other: &Features<T>) -> bool {
+ // Bitwise AND-ing with all even bits set except for known features will select required
+ // unknown features.
+ self.flags.iter().enumerate().any(|(i, &byte)| {
+ const REQUIRED_FEATURES: u8 = 0b01_01_01_01;
+ const OPTIONAL_FEATURES: u8 = 0b10_10_10_10;
+ let unknown_features = if i < other.flags.len() {
+ // Form a mask similar to !T::KNOWN_FEATURE_MASK only for `other`
+ !(other.flags[i]
+ | ((other.flags[i] >> 1) & REQUIRED_FEATURES)
+ | ((other.flags[i] << 1) & OPTIONAL_FEATURES))
+ } else {
+ 0b11_11_11_11
+ };
+ (byte & (REQUIRED_FEATURES & unknown_features)) != 0
+ })
+ }
+
/// Returns true if this `Features` object contains unknown feature flags which are set as
/// "required".
pub fn requires_unknown_bits(&self) -> bool {
}
true
}
+
+ /// Sets a required custom feature bit. Errors if `bit` is outside the custom range as defined
+ /// by [bLIP 2] or if it is a known `T` feature.
+ ///
+ /// Note: Required bits are even. If an odd bit is given, then the corresponding even bit will
+ /// be set instead (i.e., `bit - 1`).
+ ///
+ /// [bLIP 2]: https://github.com/lightning/blips/blob/master/blip-0002.md#feature-bits
+ pub fn set_required_custom_bit(&mut self, bit: usize) -> Result<(), ()> {
+ self.set_custom_bit(bit - (bit % 2))
+ }
+
+ /// Sets an optional custom feature bit. Errors if `bit` is outside the custom range as defined
+ /// by [bLIP 2] or if it is a known `T` feature.
+ ///
+ /// Note: Optional bits are odd. If an even bit is given, then the corresponding odd bit will be
+ /// set instead (i.e., `bit + 1`).
+ ///
+ /// [bLIP 2]: https://github.com/lightning/blips/blob/master/blip-0002.md#feature-bits
+ pub fn set_optional_custom_bit(&mut self, bit: usize) -> Result<(), ()> {
+ self.set_custom_bit(bit + (1 - (bit % 2)))
+ }
+
+ fn set_custom_bit(&mut self, bit: usize) -> Result<(), ()> {
+ if bit < 256 {
+ return Err(());
+ }
+
+ let byte_offset = bit / 8;
+ let mask = 1 << (bit - 8 * byte_offset);
+ if byte_offset < T::KNOWN_FEATURE_MASK.len() {
+ if (T::KNOWN_FEATURE_MASK[byte_offset] & mask) != 0 {
+ return Err(());
+ }
+ }
+
+ if self.flags.len() <= byte_offset {
+ self.flags.resize(byte_offset + 1, 0u8);
+ }
+
+ self.flags[byte_offset] |= mask;
+
+ Ok(())
+ }
}
impl<T: sealed::UpfrontShutdownScript> Features<T> {
assert!(features.supports_unknown_bits());
}
+ #[test]
+ fn requires_unknown_bits_from() {
+ let mut features1 = InitFeatures::empty();
+ let mut features2 = InitFeatures::empty();
+ assert!(!features1.requires_unknown_bits_from(&features2));
+ assert!(!features2.requires_unknown_bits_from(&features1));
+
+ features1.set_data_loss_protect_required();
+ assert!(features1.requires_unknown_bits_from(&features2));
+ assert!(!features2.requires_unknown_bits_from(&features1));
+
+ features2.set_data_loss_protect_optional();
+ assert!(!features1.requires_unknown_bits_from(&features2));
+ assert!(!features2.requires_unknown_bits_from(&features1));
+
+ features2.set_gossip_queries_required();
+ assert!(!features1.requires_unknown_bits_from(&features2));
+ assert!(features2.requires_unknown_bits_from(&features1));
+
+ features1.set_gossip_queries_optional();
+ assert!(!features1.requires_unknown_bits_from(&features2));
+ assert!(!features2.requires_unknown_bits_from(&features1));
+
+ features1.set_variable_length_onion_required();
+ assert!(features1.requires_unknown_bits_from(&features2));
+ assert!(!features2.requires_unknown_bits_from(&features1));
+
+ features2.set_variable_length_onion_optional();
+ assert!(!features1.requires_unknown_bits_from(&features2));
+ assert!(!features2.requires_unknown_bits_from(&features1));
+
+ features1.set_basic_mpp_required();
+ features2.set_wumbo_required();
+ assert!(features1.requires_unknown_bits_from(&features2));
+ assert!(features2.requires_unknown_bits_from(&features1));
+ }
+
#[test]
fn convert_to_context_with_relevant_flags() {
let mut init_features = InitFeatures::empty();
init_features.set_payment_secret_required();
init_features.set_basic_mpp_optional();
init_features.set_wumbo_optional();
+ init_features.set_anchors_zero_fee_htlc_tx_optional();
init_features.set_shutdown_any_segwit_optional();
init_features.set_onion_messages_optional();
init_features.set_channel_type_optional();
init_features.set_scid_privacy_optional();
init_features.set_zero_conf_optional();
- init_features.set_anchors_zero_fee_htlc_tx_optional();
assert!(init_features.initial_routing_sync());
assert!(!init_features.supports_upfront_shutdown_script());
// Check that the flags are as expected:
// - option_data_loss_protect (req)
// - var_onion_optin (req) | static_remote_key (req) | payment_secret(req)
- // - basic_mpp | wumbo
+ // - basic_mpp | wumbo | anchors_zero_fee_htlc_tx
// - opt_shutdown_anysegwit
// - onion_messages
// - option_channel_type | option_scid_alias
assert!(features.supports_payment_secret());
}
+ #[test]
+ fn set_custom_bits() {
+ let mut features = InvoiceFeatures::empty();
+ features.set_variable_length_onion_optional();
+ assert_eq!(features.flags[1], 0b00000010);
+
+ assert!(features.set_optional_custom_bit(255).is_err());
+ assert!(features.set_required_custom_bit(256).is_ok());
+ assert!(features.set_required_custom_bit(258).is_ok());
+ assert_eq!(features.flags[31], 0b00000000);
+ assert_eq!(features.flags[32], 0b00000101);
+
+ let known_bit = <sealed::InvoiceContext as sealed::PaymentSecret>::EVEN_BIT;
+ let byte_offset = <sealed::InvoiceContext as sealed::PaymentSecret>::BYTE_OFFSET;
+ assert_eq!(byte_offset, 1);
+ assert_eq!(features.flags[byte_offset], 0b00000010);
+ assert!(features.set_required_custom_bit(known_bit).is_err());
+ assert_eq!(features.flags[byte_offset], 0b00000010);
+
+ let mut features = InvoiceFeatures::empty();
+ assert!(features.set_optional_custom_bit(256).is_ok());
+ assert!(features.set_optional_custom_bit(259).is_ok());
+ assert_eq!(features.flags[32], 0b00001010);
+
+ let mut features = InvoiceFeatures::empty();
+ assert!(features.set_required_custom_bit(257).is_ok());
+ assert!(features.set_required_custom_bit(258).is_ok());
+ assert_eq!(features.flags[32], 0b00000101);
+ }
+
#[test]
fn encodes_features_without_length() {
let features = OfferFeatures::from_le_bytes(vec![1, 2, 3, 4, 5, 42, 100, 101]);
if conf_height > first_connect_height {
connect_blocks(node, conf_height - first_connect_height);
}
- let mut block = Block {
- header: BlockHeader { version: 0x20000000, prev_blockhash: node.best_block_hash(), merkle_root: TxMerkleNode::all_zeros(), time: conf_height, bits: 42, nonce: 42 },
- txdata: Vec::new(),
- };
+ let mut txdata = Vec::new();
for _ in 0..*node.network_chan_count.borrow() { // Make sure we don't end up with channels at the same short id by offsetting by chan_count
- block.txdata.push(Transaction { version: 0, lock_time: PackedLockTime::ZERO, input: Vec::new(), output: Vec::new() });
+ txdata.push(Transaction { version: 0, lock_time: PackedLockTime::ZERO, input: Vec::new(), output: Vec::new() });
}
for tx in txn {
- block.txdata.push((*tx).clone());
+ txdata.push((*tx).clone());
}
+ let block = create_dummy_block(node.best_block_hash(), conf_height, txdata);
connect_block(node, &block);
scid_utils::scid_from_parts(conf_height as u64, block.txdata.len() as u64 - 1, 0).unwrap()
}
}
}
+pub fn create_dummy_header(prev_blockhash: BlockHash, time: u32) -> BlockHeader {
+ BlockHeader {
+ version: 0x2000_0000,
+ prev_blockhash,
+ merkle_root: TxMerkleNode::all_zeros(),
+ time,
+ bits: 42,
+ nonce: 42,
+ }
+}
+
+pub fn create_dummy_block(prev_blockhash: BlockHash, time: u32, txdata: Vec<Transaction>) -> Block {
+ Block { header: create_dummy_header(prev_blockhash, time), txdata }
+}
+
pub fn connect_blocks<'a, 'b, 'c, 'd>(node: &'a Node<'b, 'c, 'd>, depth: u32) -> BlockHash {
let skip_intermediaries = node.connect_style.borrow().skips_blocks();
let height = node.best_block_info().1 + 1;
- let mut block = Block {
- header: BlockHeader { version: 0x2000000, prev_blockhash: node.best_block_hash(), merkle_root: TxMerkleNode::all_zeros(), time: height, bits: 42, nonce: 42 },
- txdata: vec![],
- };
+ let mut block = create_dummy_block(node.best_block_hash(), height, Vec::new());
assert!(depth >= 1);
for i in 1..depth {
let prev_blockhash = block.header.block_hash();
do_connect_block(node, block, skip_intermediaries);
- block = Block {
- header: BlockHeader { version: 0x20000000, prev_blockhash, merkle_root: TxMerkleNode::all_zeros(), time: height + i, bits: 42, nonce: 42 },
- txdata: vec![],
- };
+ block = create_dummy_block(prev_blockhash, height + i, Vec::new());
}
let hash = block.header.block_hash();
do_connect_block(node, block, false);
use crate::util::config::UserConfig;
use bitcoin::hash_types::BlockHash;
-use bitcoin::blockdata::block::{Block, BlockHeader};
use bitcoin::blockdata::script::{Builder, Script};
use bitcoin::blockdata::opcodes;
use bitcoin::blockdata::constants::genesis_block;
use bitcoin::network::constants::Network;
-use bitcoin::{PackedLockTime, Sequence, Transaction, TxIn, TxMerkleNode, TxOut, Witness};
+use bitcoin::{PackedLockTime, Sequence, Transaction, TxIn, TxOut, Witness};
use bitcoin::OutPoint as BitcoinOutPoint;
use bitcoin::secp256k1::Secp256k1;
let nodes = create_network(2, &node_cfgs, &node_chanmgrs);
if steps & 0b1000_0000 != 0{
- let block = Block {
- header: BlockHeader { version: 0x20000000, prev_blockhash: nodes[0].best_block_hash(), merkle_root: TxMerkleNode::all_zeros(), time: 42, bits: 42, nonce: 42 },
- txdata: vec![],
- };
+ let block = create_dummy_block(nodes[0].best_block_hash(), 42, Vec::new());
connect_block(&nodes[0], &block);
connect_block(&nodes[1], &block);
}
let onion_keys = onion_utils::construct_onion_keys(&secp_ctx, &route.paths[0], &session_priv).unwrap();
let (onion_payloads, htlc_msat, htlc_cltv) = onion_utils::build_onion_payloads(&route.paths[0],
3460001, RecipientOnionFields::secret_only(payment_secret), cur_height, &None).unwrap();
- let onion_packet = onion_utils::construct_onion_packet(onion_payloads, onion_keys, [0; 32], &payment_hash);
+ let onion_packet = onion_utils::construct_onion_packet(onion_payloads, onion_keys, [0; 32], &payment_hash).unwrap();
let msg = msgs::UpdateAddHTLC {
channel_id: chan.2,
htlc_id: 0,
let onion_keys = onion_utils::construct_onion_keys(&secp_ctx, &route.paths[0], &session_priv).unwrap();
let (onion_payloads, htlc_msat, htlc_cltv) = onion_utils::build_onion_payloads(&route.paths[0],
700_000, RecipientOnionFields::secret_only(payment_secret), cur_height, &None).unwrap();
- let onion_packet = onion_utils::construct_onion_packet(onion_payloads, onion_keys, [0; 32], &payment_hash);
+ let onion_packet = onion_utils::construct_onion_packet(onion_payloads, onion_keys, [0; 32], &payment_hash).unwrap();
let msg = msgs::UpdateAddHTLC {
channel_id: chan.2,
htlc_id: MIN_AFFORDABLE_HTLC_COUNT as u64,
let onion_keys = onion_utils::construct_onion_keys(&secp_ctx, &route_2.paths[0], &session_priv).unwrap();
let (onion_payloads, htlc_msat, htlc_cltv) = onion_utils::build_onion_payloads(
&route_2.paths[0], recv_value_2, RecipientOnionFields::spontaneous_empty(), cur_height, &None).unwrap();
- let onion_packet = onion_utils::construct_onion_packet(onion_payloads, onion_keys, [0; 32], &our_payment_hash_1);
+ let onion_packet = onion_utils::construct_onion_packet(onion_payloads, onion_keys, [0; 32], &our_payment_hash_1).unwrap();
let msg = msgs::UpdateAddHTLC {
channel_id: chan.2,
htlc_id: 1,
assert_eq!(node_txn[1].lock_time.0, 0);
// Verify that B's ChannelManager is able to extract preimage from HTLC Success tx and pass it backward
- let header = BlockHeader { version: 0x20000000, prev_blockhash: nodes[1].best_block_hash(), merkle_root: TxMerkleNode::all_zeros(), time: 42, bits: 42, nonce: 42};
- connect_block(&nodes[1], &Block { header, txdata: vec![commitment_tx[0].clone(), node_txn[0].clone(), node_txn[1].clone()]});
+ connect_block(&nodes[1], &create_dummy_block(nodes[1].best_block_hash(), 42, vec![commitment_tx[0].clone(), node_txn[0].clone(), node_txn[1].clone()]));
connect_blocks(&nodes[1], TEST_FINAL_CLTV); // Confirm blocks until the HTLC expires
{
let mut added_monitors = nodes[1].chain_monitor.added_monitors.lock().unwrap();
// we already checked the same situation with A.
// Verify that A's ChannelManager is able to extract preimage from preimage tx and generate PaymentSent
- let mut header = BlockHeader { version: 0x20000000, prev_blockhash: nodes[0].best_block_hash(), merkle_root: TxMerkleNode::all_zeros(), time: 42, bits: 42, nonce: 42};
- connect_block(&nodes[0], &Block { header, txdata: vec![node_a_commitment_tx[0].clone(), commitment_spend.clone()] });
+ connect_block(&nodes[0], &create_dummy_block(nodes[0].best_block_hash(), 42, vec![node_a_commitment_tx[0].clone(), commitment_spend.clone()]));
connect_blocks(&nodes[0], TEST_FINAL_CLTV + MIN_CLTV_EXPIRY_DELTA as u32); // Confirm blocks until the HTLC expires
check_closed_broadcast!(nodes[0], true);
check_added_monitors!(nodes[0], 1);
let (onion_payloads, _amount_msat, cltv_expiry) = onion_utils::build_onion_payloads(
&route.paths[0], 50_000, RecipientOnionFields::secret_only(payment_secret), current_height, &None).unwrap();
let onion_keys = onion_utils::construct_onion_keys(&secp_ctx, &route.paths[0], &session_priv).unwrap();
- let onion_routing_packet = onion_utils::construct_onion_packet(onion_payloads, onion_keys, [0; 32], &payment_hash);
+ let onion_routing_packet = onion_utils::construct_onion_packet(onion_payloads, onion_keys, [0; 32], &payment_hash).unwrap();
// Send a 0-msat update_add_htlc to fail the channel.
let update_add_htlc = msgs::UpdateAddHTLC {
assert_eq!(node_txn.len(), 3);
assert_eq!(node_txn[0].txid(), node_txn[1].txid());
- let mut header = BlockHeader { version: 0x20000000, prev_blockhash: nodes[1].best_block_hash(), merkle_root: TxMerkleNode::all_zeros(), time: 42, bits: 42, nonce: 42 };
- connect_block(&nodes[1], &Block { header, txdata: vec![node_txn[0].clone(), node_txn[1].clone()]});
+ let block = create_dummy_block(nodes[1].best_block_hash(), 42, vec![node_txn[0].clone(), node_txn[1].clone()]);
+ connect_block(&nodes[1], &block);
check_closed_broadcast!(nodes[1], true);
check_added_monitors!(nodes[1], 1);
check_closed_event!(nodes[1], 1, ClosureReason::CommitmentTxConfirmed);
// Duplicate the connect_block call since this may happen due to other listeners
// registering new transactions
- connect_block(&nodes[1], &Block { header, txdata: vec![node_txn[0].clone(), node_txn[2].clone()]});
+ connect_block(&nodes[1], &block);
}
#[test]
route_payment(&nodes[0], &[&nodes[1]], 100000).1
};
- let mut block = Block {
- header: BlockHeader { version: 0x20000000, prev_blockhash: nodes[0].best_block_hash(), merkle_root: TxMerkleNode::all_zeros(), time: 42, bits: 42, nonce: 42 },
- txdata: vec![],
- };
+ let mut block = create_dummy_block(nodes[0].best_block_hash(), 42, Vec::new());
connect_block(&nodes[0], &block);
connect_block(&nodes[1], &block);
let block_count = TEST_FINAL_CLTV + CHAN_CONFIRM_DEPTH + 2 - CLTV_CLAIM_BUFFER - LATENCY_GRACE_PERIOD_BLOCKS;
match event {
Event::SpendableOutputs { mut outputs } => {
for outp in outputs.drain(..) {
- txn.push($keysinterface.backing.spend_spendable_outputs(&[&outp], Vec::new(), Builder::new().push_opcode(opcodes::all::OP_RETURN).into_script(), 253, &secp_ctx).unwrap());
+ txn.push($keysinterface.backing.spend_spendable_outputs(&[&outp], Vec::new(), Builder::new().push_opcode(opcodes::all::OP_RETURN).into_script(), 253, None, &secp_ctx).unwrap());
all_outputs.push(outp);
}
},
};
}
if all_outputs.len() > 1 {
- if let Ok(tx) = $keysinterface.backing.spend_spendable_outputs(&all_outputs.iter().map(|a| a).collect::<Vec<_>>(), Vec::new(), Builder::new().push_opcode(opcodes::all::OP_RETURN).into_script(), 253, &secp_ctx) {
+ if let Ok(tx) = $keysinterface.backing.spend_spendable_outputs(&all_outputs.iter().map(|a| a).collect::<Vec<_>>(), Vec::new(), Builder::new().push_opcode(opcodes::all::OP_RETURN).into_script(), 253, None, &secp_ctx) {
txn.push(tx);
}
}
assert_ne!(revoked_htlc_txn[0].lock_time.0, 0); // HTLC-Timeout
// B will generate justice tx from A's revoked commitment/HTLC tx
- let header = BlockHeader { version: 0x20000000, prev_blockhash: nodes[1].best_block_hash(), merkle_root: TxMerkleNode::all_zeros(), time: 42, bits: 42, nonce: 42 };
- connect_block(&nodes[1], &Block { header, txdata: vec![revoked_local_txn[0].clone(), revoked_htlc_txn[0].clone()] });
+ connect_block(&nodes[1], &create_dummy_block(nodes[1].best_block_hash(), 42, vec![revoked_local_txn[0].clone(), revoked_htlc_txn[0].clone()]));
check_closed_broadcast!(nodes[1], true);
check_added_monitors!(nodes[1], 1);
check_closed_event!(nodes[1], 1, ClosureReason::CommitmentTxConfirmed);
assert_eq!(revoked_local_txn[0].output[unspent_local_txn_output].script_pubkey.len(), 2 + 20); // P2WPKH
// A will generate justice tx from B's revoked commitment/HTLC tx
- let header = BlockHeader { version: 0x20000000, prev_blockhash: nodes[0].best_block_hash(), merkle_root: TxMerkleNode::all_zeros(), time: 42, bits: 42, nonce: 42 };
- connect_block(&nodes[0], &Block { header, txdata: vec![revoked_local_txn[0].clone(), revoked_htlc_txn[0].clone()] });
+ connect_block(&nodes[0], &create_dummy_block(nodes[0].best_block_hash(), 42, vec![revoked_local_txn[0].clone(), revoked_htlc_txn[0].clone()]));
check_closed_broadcast!(nodes[0], true);
check_added_monitors!(nodes[0], 1);
check_closed_event!(nodes[0], 1, ClosureReason::CommitmentTxConfirmed);
assert_eq!(c_txn[0].lock_time.0, 0); // Success tx
// So we broadcast C's commitment tx and HTLC-Success on B's chain, we should successfully be able to extract preimage and update downstream monitor
- let header = BlockHeader { version: 0x20000000, prev_blockhash: nodes[1].best_block_hash(), merkle_root: TxMerkleNode::all_zeros(), time: 42, bits: 42, nonce: 42};
- connect_block(&nodes[1], &Block { header, txdata: vec![commitment_tx[0].clone(), c_txn[0].clone()]});
+ connect_block(&nodes[1], &create_dummy_block(nodes[1].best_block_hash(), 42, vec![commitment_tx[0].clone(), c_txn[0].clone()]));
check_added_monitors!(nodes[1], 1);
let events = nodes[1].node.get_and_clear_pending_events();
assert_eq!(events.len(), 2);
check_added_monitors!(nodes[1], 1);
let starting_block = nodes[1].best_block_info();
- let mut block = Block {
- header: BlockHeader { version: 0x20000000, prev_blockhash: starting_block.0, merkle_root: TxMerkleNode::all_zeros(), time: 42, bits: 42, nonce: 42 },
- txdata: vec![],
- };
+ let mut block = create_dummy_block(starting_block.0, 42, Vec::new());
for _ in starting_block.1 + 1..TEST_FINAL_CLTV - CLTV_CLAIM_BUFFER + starting_block.1 + 2 {
connect_block(&nodes[1], &block);
block.header.prev_blockhash = block.block_hash();
// to "time out" the HTLC.
let starting_block = nodes[1].best_block_info();
- let mut header = BlockHeader { version: 0x20000000, prev_blockhash: starting_block.0, merkle_root: TxMerkleNode::all_zeros(), time: 42, bits: 42, nonce: 42 };
+ let mut block = create_dummy_block(starting_block.0, 42, Vec::new());
for _ in starting_block.1 + 1..TEST_FINAL_CLTV + LATENCY_GRACE_PERIOD_BLOCKS + starting_block.1 + 2 {
- connect_block(&nodes[0], &Block { header, txdata: Vec::new()});
- header.prev_blockhash = header.block_hash();
+ connect_block(&nodes[0], &block);
+ block.header.prev_blockhash = block.block_hash();
}
test_txn_broadcast(&nodes[0], &chan, None, HTLCType::NONE);
check_closed_broadcast!(nodes[0], true);
}
let starting_block = nodes[1].best_block_info();
- let mut block = Block {
- header: BlockHeader { version: 0x20000000, prev_blockhash: starting_block.0, merkle_root: TxMerkleNode::all_zeros(), time: 42, bits: 42, nonce: 42 },
- txdata: vec![],
- };
+ let mut block = create_dummy_block(starting_block.0, 42, Vec::new());
for _ in starting_block.1 + 1..TEST_FINAL_CLTV + LATENCY_GRACE_PERIOD_BLOCKS + CHAN_CONFIRM_DEPTH + 2 {
connect_block(&nodes[0], &block);
block.header.prev_blockhash = block.block_hash();
let onion_keys = onion_utils::construct_onion_keys(&Secp256k1::signing_only(), &route.paths[0], &session_priv).unwrap();
let (onion_payloads, _htlc_msat, htlc_cltv) = onion_utils::build_onion_payloads(
&route.paths[0], 3999999, RecipientOnionFields::secret_only(our_payment_secret), cur_height, &None).unwrap();
- let onion_packet = onion_utils::construct_onion_packet(onion_payloads, onion_keys, [0; 32], &our_payment_hash);
+ let onion_packet = onion_utils::construct_onion_packet(onion_payloads, onion_keys, [0; 32], &our_payment_hash).unwrap();
let mut msg = msgs::UpdateAddHTLC {
channel_id: chan.2,
// Actually revoke tx by claiming a HTLC
claim_payment(&nodes[0], &vec!(&nodes[1])[..], payment_preimage);
- let header = BlockHeader { version: 0x20000000, prev_blockhash: header_114, merkle_root: TxMerkleNode::all_zeros(), time: 42, bits: 42, nonce: 42 };
- connect_block(&nodes[1], &Block { header, txdata: vec![revoked_txn[0].clone()] });
+ connect_block(&nodes[1], &create_dummy_block(header_114, 42, vec![revoked_txn[0].clone()]));
check_added_monitors!(nodes[1], 1);
// One or more justice tx should have been broadcast, check it
// Revoke local commitment tx
claim_payment(&nodes[0], &vec!(&nodes[1])[..], payment_preimage);
- let header = BlockHeader { version: 0x20000000, prev_blockhash: nodes[1].best_block_hash(), merkle_root: TxMerkleNode::all_zeros(), time: 42, bits: 42, nonce: 42 };
// B will generate both revoked HTLC-timeout/HTLC-preimage txn from revoked commitment tx
- connect_block(&nodes[1], &Block { header, txdata: vec![revoked_local_txn[0].clone()] });
+ connect_block(&nodes[1], &create_dummy_block(nodes[1].best_block_hash(), 42, vec![revoked_local_txn[0].clone()]));
check_closed_broadcast!(nodes[1], true);
check_added_monitors!(nodes[1], 1);
check_closed_event!(nodes[1], 1, ClosureReason::CommitmentTxConfirmed);
// Broadcast set of revoked txn on A
let hash_128 = connect_blocks(&nodes[0], 40);
- let header_11 = BlockHeader { version: 0x20000000, prev_blockhash: hash_128, merkle_root: TxMerkleNode::all_zeros(), time: 42, bits: 42, nonce: 42 };
- connect_block(&nodes[0], &Block { header: header_11, txdata: vec![revoked_local_txn[0].clone()] });
- let header_129 = BlockHeader { version: 0x20000000, prev_blockhash: header_11.block_hash(), merkle_root: TxMerkleNode::all_zeros(), time: 42, bits: 42, nonce: 42 };
- connect_block(&nodes[0], &Block { header: header_129, txdata: vec![revoked_htlc_txn[0].clone(), revoked_htlc_txn[1].clone()] });
+ let block_11 = create_dummy_block(hash_128, 42, vec![revoked_local_txn[0].clone()]);
+ connect_block(&nodes[0], &block_11);
+ let block_129 = create_dummy_block(block_11.block_hash(), 42, vec![revoked_htlc_txn[0].clone(), revoked_htlc_txn[1].clone()]);
+ connect_block(&nodes[0], &block_129);
let events = nodes[0].node.get_and_clear_pending_events();
expect_pending_htlcs_forwardable_from_events!(nodes[0], events[0..1], true);
match events.last().unwrap() {
}
// Connect one more block to see if bumped penalty are issued for HTLC txn
- let header_130 = BlockHeader { version: 0x20000000, prev_blockhash: header_129.block_hash(), merkle_root: TxMerkleNode::all_zeros(), time: 42, bits: 42, nonce: 42 };
- connect_block(&nodes[0], &Block { header: header_130, txdata: penalty_txn });
- let header_131 = BlockHeader { version: 0x20000000, prev_blockhash: header_130.block_hash(), merkle_root: TxMerkleNode::all_zeros(), time: 42, bits: 42, nonce: 42 };
- connect_block(&nodes[0], &Block { header: header_131, txdata: Vec::new() });
+ let block_130 = create_dummy_block(block_129.block_hash(), 42, penalty_txn);
+ connect_block(&nodes[0], &block_130);
+ let block_131 = create_dummy_block(block_130.block_hash(), 42, Vec::new());
+ connect_block(&nodes[0], &block_131);
// Few more blocks to confirm penalty txn
connect_blocks(&nodes[0], 4);
txn
};
// Broadcast claim txn and confirm blocks to avoid further bumps on this outputs
- let header_145 = BlockHeader { version: 0x20000000, prev_blockhash: header_144, merkle_root: TxMerkleNode::all_zeros(), time: 42, bits: 42, nonce: 42 };
- connect_block(&nodes[0], &Block { header: header_145, txdata: node_txn });
+ connect_block(&nodes[0], &create_dummy_block(header_144, 42, node_txn));
connect_blocks(&nodes[0], 20);
{
let mut node_txn = nodes[0].tx_broadcaster.txn_broadcasted.lock().unwrap();
node_txn.clear();
penalty_txn
};
- let header_130 = BlockHeader { version: 0x20000000, prev_blockhash: nodes[0].best_block_hash(), merkle_root: TxMerkleNode::all_zeros(), time: 42, bits: 42, nonce: 42 };
- connect_block(&nodes[0], &Block { header: header_130, txdata: penalty_txn });
+ connect_block(&nodes[0], &create_dummy_block(nodes[0].best_block_hash(), 42, penalty_txn));
connect_blocks(&nodes[0], ANTI_REORG_DELAY - 1);
{
let monitor = nodes[0].chain_monitor.chain_monitor.get_monitor(OutPoint { txid: chan.3.txid(), index: 0 }).unwrap();
// Edit amt_to_forward to simulate the sender having set
// the final amount and the routing node taking less fee
onion_payloads[1].amt_to_forward = 99_000;
- let new_onion_packet = onion_utils::construct_onion_packet(onion_payloads, onion_keys, [0; 32], &our_payment_hash);
+ let new_onion_packet = onion_utils::construct_onion_packet(onion_payloads, onion_keys, [0; 32], &our_payment_hash).unwrap();
payment_event.msgs[0].onion_routing_packet = new_onion_packet;
}
} else { panic!(); }
let mut block = {
let node_1_blocks = nodes[1].blocks.lock().unwrap();
- Block {
- header: BlockHeader {
- version: 0x2000000,
- prev_blockhash: node_1_blocks.last().unwrap().0.block_hash(),
- merkle_root: TxMerkleNode::all_zeros(),
- time: node_1_blocks.len() as u32 + 7200, bits: 42, nonce: 42 },
- txdata: vec![],
- }
+ create_dummy_block(node_1_blocks.last().unwrap().0.block_hash(), node_1_blocks.len() as u32 + 7200, Vec::new())
};
connect_block(&nodes[1], &block);
if let Err(APIError::APIMisuseError { err }) = nodes[1].node.create_inbound_payment_for_hash_legacy(payment_hash, Some(100_000), 2) {
assert_eq!(watchtower.watch_channel(outpoint, new_monitor), ChannelMonitorUpdateStatus::Completed);
watchtower
};
- let header = BlockHeader { version: 0x20000000, prev_blockhash: BlockHash::all_zeros(), merkle_root: TxMerkleNode::all_zeros(), time: 42, bits: 42, nonce: 42 };
- let block = Block { header, txdata: vec![] };
+ let block = create_dummy_block(BlockHash::all_zeros(), 42, Vec::new());
// Make the tx_broadcaster aware of enough blocks that it doesn't think we're violating
// transaction lock time requirements here.
chanmon_cfgs[0].tx_broadcaster.blocks.lock().unwrap().resize(200, (block.clone(), 200));
assert_eq!(watchtower.watch_channel(outpoint, new_monitor), ChannelMonitorUpdateStatus::Completed);
watchtower
};
- let header = BlockHeader { version: 0x20000000, prev_blockhash: BlockHash::all_zeros(), merkle_root: TxMerkleNode::all_zeros(), time: 42, bits: 42, nonce: 42 };
- let block = Block { header, txdata: vec![] };
+ let block = create_dummy_block(BlockHash::all_zeros(), 42, Vec::new());
// Make Alice aware of enough blocks that it doesn't think we're violating transaction lock time
// requirements here.
const HTLC_TIMEOUT_BROADCAST: u32 = CHAN_CONFIRM_DEPTH + 1 + TEST_FINAL_CLTV + LATENCY_GRACE_PERIOD_BLOCKS;
assert_eq!(watchtower.watch_channel(outpoint, new_monitor), ChannelMonitorUpdateStatus::Completed);
watchtower
};
- let header = BlockHeader { version: 0x20000000, prev_blockhash: BlockHash::all_zeros(), merkle_root: TxMerkleNode::all_zeros(), time: 42, bits: 42, nonce: 42 };
- watchtower_bob.chain_monitor.block_connected(&Block { header, txdata: vec![] }, HTLC_TIMEOUT_BROADCAST - 1);
+ watchtower_bob.chain_monitor.block_connected(&create_dummy_block(BlockHash::all_zeros(), 42, Vec::new()), HTLC_TIMEOUT_BROADCAST - 1);
// Route another payment to generate another update with still previous HTLC pending
let (route, payment_hash, _, payment_secret) = get_route_and_payment_hash!(nodes[1], nodes[0], 3000000);
check_added_monitors!(nodes[0], 1);
//// Provide one more block to watchtower Bob, expect broadcast of commitment and HTLC-Timeout
- let header = BlockHeader { version: 0x20000000, prev_blockhash: BlockHash::all_zeros(), merkle_root: TxMerkleNode::all_zeros(), time: 42, bits: 42, nonce: 42 };
- watchtower_bob.chain_monitor.block_connected(&Block { header, txdata: vec![] }, HTLC_TIMEOUT_BROADCAST);
+ watchtower_bob.chain_monitor.block_connected(&create_dummy_block(BlockHash::all_zeros(), 42, Vec::new()), HTLC_TIMEOUT_BROADCAST);
// Watchtower Bob should have broadcast a commitment/HTLC-timeout
let bob_state_y;
};
// We confirm Bob's state Y on Alice, she should broadcast a HTLC-timeout
- let header = BlockHeader { version: 0x20000000, prev_blockhash: BlockHash::all_zeros(), merkle_root: TxMerkleNode::all_zeros(), time: 42, bits: 42, nonce: 42 };
let height = HTLC_TIMEOUT_BROADCAST + 1;
connect_blocks(&nodes[0], height - nodes[0].best_block_info().1);
check_closed_broadcast(&nodes[0], 1, true);
check_closed_event(&nodes[0], 1, ClosureReason::CommitmentTxConfirmed, false);
- watchtower_alice.chain_monitor.block_connected(&Block { header, txdata: vec![bob_state_y.clone()] }, height);
+ watchtower_alice.chain_monitor.block_connected(&create_dummy_block(BlockHash::all_zeros(), 42, vec![bob_state_y.clone()]), height);
check_added_monitors(&nodes[0], 1);
{
let htlc_txn = alice_broadcaster.txn_broadcast();
check_spends!(local_txn[0], chan_1.3);
// Timeout HTLC on A's chain and so it can generate a HTLC-Timeout tx
- let header = BlockHeader { version: 0x20000000, prev_blockhash: nodes[0].best_block_hash(), merkle_root: TxMerkleNode::all_zeros(), time: 42, bits: 42, nonce: 42 };
- connect_block(&nodes[0], &Block { header, txdata: vec![local_txn[0].clone()] });
+ let block = create_dummy_block(nodes[0].best_block_hash(), 42, vec![local_txn[0].clone()]);
+ connect_block(&nodes[0], &block);
// We deliberately connect the local tx twice as this should provoke a failure calling
// this test before #653 fix.
- chain::Listen::block_connected(&nodes[0].chain_monitor.chain_monitor, &Block { header, txdata: vec![local_txn[0].clone()] }, nodes[0].best_block_info().1 + 1);
+ chain::Listen::block_connected(&nodes[0].chain_monitor.chain_monitor, &block, nodes[0].best_block_info().1 + 1);
check_closed_broadcast!(nodes[0], true);
check_added_monitors!(nodes[0], 1);
check_closed_event!(nodes[0], 1, ClosureReason::CommitmentTxConfirmed);
node_txn[0].clone()
};
- let header_201 = BlockHeader { version: 0x20000000, prev_blockhash: nodes[0].best_block_hash(), merkle_root: TxMerkleNode::all_zeros(), time: 42, bits: 42, nonce: 42 };
- connect_block(&nodes[0], &Block { header: header_201, txdata: vec![htlc_timeout.clone()] });
+ connect_block(&nodes[0], &create_dummy_block(nodes[0].best_block_hash(), 42, vec![htlc_timeout.clone()]));
connect_blocks(&nodes[0], ANTI_REORG_DELAY - 1);
expect_payment_failed!(nodes[0], our_payment_hash, false);
}
true => alice_txn.clone(),
false => get_local_commitment_txn!(nodes[1], chan_ab.2)
};
- let header = BlockHeader { version: 0x20000000, prev_blockhash: nodes[1].best_block_hash(), merkle_root: TxMerkleNode::all_zeros(), time: 42, bits: 42, nonce: 42};
- connect_block(&nodes[1], &Block { header, txdata: vec![txn_to_broadcast[0].clone()]});
+ connect_block(&nodes[1], &create_dummy_block(nodes[1].best_block_hash(), 42, vec![txn_to_broadcast[0].clone()]));
if broadcast_alice {
check_closed_broadcast!(nodes[1], true);
check_added_monitors!(nodes[1], 1);
let mut txn_to_broadcast = alice_txn.clone();
if !broadcast_alice { txn_to_broadcast = get_local_commitment_txn!(nodes[1], chan_ab.2); }
if !go_onchain_before_fulfill {
- let header = BlockHeader { version: 0x20000000, prev_blockhash: nodes[1].best_block_hash(), merkle_root: TxMerkleNode::all_zeros(), time: 42, bits: 42, nonce: 42};
- connect_block(&nodes[1], &Block { header, txdata: vec![txn_to_broadcast[0].clone()]});
+ connect_block(&nodes[1], &create_dummy_block(nodes[1].best_block_hash(), 42, vec![txn_to_broadcast[0].clone()]));
// If Bob was the one to force-close, he will have already passed these checks earlier.
if broadcast_alice {
check_closed_broadcast!(nodes[1], true);
if let Event::SpendableOutputs { outputs } = spendable.pop().unwrap() {
assert_eq!(outputs.len(), 1);
let spend_tx = node.keys_manager.backing.spend_spendable_outputs(&[&outputs[0]], Vec::new(),
- Builder::new().push_opcode(opcodes::all::OP_RETURN).into_script(), 253, &Secp256k1::new()).unwrap();
+ Builder::new().push_opcode(opcodes::all::OP_RETURN).into_script(), 253, None, &Secp256k1::new()).unwrap();
check_spends!(spend_tx, spendable_tx);
} else { panic!(); }
}
// old `ChannelMonitor` that did not exercise said rebroadcasting logic.
if check_old_monitor_retries_after_upgrade {
let serialized_monitor = hex::decode(
- 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0",
).unwrap();
reload_node!(nodes[0], &nodes[0].node.encode(), &[&serialized_monitor], persister, new_chain_monitor, node_deserialized);
}
// revoked outputs.
{
let txn = nodes[0].tx_broadcaster.txn_broadcasted.lock().unwrap().split_off(0);
- assert_eq!(txn.len(), 2);
+ assert_eq!(txn.len(), 4);
- let (revoked_claim_a, revoked_claim_b) = if txn[0].input[0].previous_output.txid == revoked_commitment_a.txid() {
- (&txn[0], &txn[1])
+ let (revoked_htlc_claim_a, revoked_htlc_claim_b) = if txn[0].input[0].previous_output.txid == revoked_commitment_a.txid() {
+ (if txn[0].input.len() == 2 { &txn[0] } else { &txn[1] }, if txn[2].input.len() == 2 { &txn[2] } else { &txn[3] })
} else {
- (&txn[1], &txn[0])
+ (if txn[2].input.len() == 2 { &txn[2] } else { &txn[3] }, if txn[0].input.len() == 2 { &txn[0] } else { &txn[1] })
};
- // TODO: to_self claim must be separate from HTLC claims
- assert_eq!(revoked_claim_a.input.len(), 3); // Spends both HTLC outputs and to_self output
- assert_eq!(revoked_claim_a.output.len(), 1);
- check_spends!(revoked_claim_a, revoked_commitment_a);
- assert_eq!(revoked_claim_b.input.len(), 3); // Spends both HTLC outputs and to_self output
- assert_eq!(revoked_claim_b.output.len(), 1);
- check_spends!(revoked_claim_b, revoked_commitment_b);
+ assert_eq!(revoked_htlc_claim_a.input.len(), 2); // Spends both HTLC outputs
+ assert_eq!(revoked_htlc_claim_a.output.len(), 1);
+ check_spends!(revoked_htlc_claim_a, revoked_commitment_a);
+ assert_eq!(revoked_htlc_claim_b.input.len(), 2); // Spends both HTLC outputs
+ assert_eq!(revoked_htlc_claim_b.output.len(), 1);
+ check_spends!(revoked_htlc_claim_b, revoked_commitment_b);
}
// Since Bob was able to confirm his revoked commitment, he'll now try to claim the HTLCs
// the second level instead.
let revoked_claims = {
let txn = nodes[0].tx_broadcaster.txn_broadcasted.lock().unwrap().split_off(0);
- assert_eq!(txn.len(), 4);
-
- let revoked_to_self_claim_a = txn.iter().find(|tx|
- tx.input.len() == 1 &&
- tx.output.len() == 1 &&
- tx.input[0].previous_output.txid == revoked_commitment_a.txid()
- ).unwrap();
- check_spends!(revoked_to_self_claim_a, revoked_commitment_a);
-
- let revoked_to_self_claim_b = txn.iter().find(|tx|
- tx.input.len() == 1 &&
- tx.output.len() == 1 &&
- tx.input[0].previous_output.txid == revoked_commitment_b.txid()
- ).unwrap();
- check_spends!(revoked_to_self_claim_b, revoked_commitment_b);
+ assert_eq!(txn.len(), 2);
let revoked_htlc_claims = txn.iter().filter(|tx|
tx.input.len() == 2 &&
assert!(nodes[1].chain_monitor.chain_monitor.get_and_clear_pending_events().is_empty());
let spendable_output_events = nodes[0].chain_monitor.chain_monitor.get_and_clear_pending_events();
- assert_eq!(spendable_output_events.len(), 4);
+ assert_eq!(spendable_output_events.len(), 2);
for (idx, event) in spendable_output_events.iter().enumerate() {
if let Event::SpendableOutputs { outputs } = event {
assert_eq!(outputs.len(), 1);
let spend_tx = nodes[0].keys_manager.backing.spend_spendable_outputs(
- &[&outputs[0]], Vec::new(), Script::new_op_return(&[]), 253, &Secp256k1::new(),
+ &[&outputs[0]], Vec::new(), Script::new_op_return(&[]), 253, None, &Secp256k1::new(),
).unwrap();
check_spends!(spend_tx, revoked_claims[idx]);
} else {
assert!(nodes[0].node.list_channels().is_empty());
assert!(nodes[1].node.list_channels().is_empty());
- assert!(nodes[0].chain_monitor.chain_monitor.get_claimable_balances(&[]).is_empty());
+ // On the Alice side, the individual to_self_claim are still pending confirmation.
+ assert_eq!(nodes[0].chain_monitor.chain_monitor.get_claimable_balances(&[]).len(), 2);
// TODO: From Bob's PoV, he still thinks he can claim the outputs from his revoked commitment.
// This needs to be fixed before we enable pruning `ChannelMonitor`s once they don't have any
// balances to claim.
(3, remote_network_address, option)
});
Ok(Init {
- features: features.or(global_features),
+ features: features | global_features,
remote_network_address,
})
}
// break the first (non-final) hop payload by swapping the realm (0) byte for a byte
// describing a length-1 TLV payload, which is obviously bogus.
new_payloads[0].data[0] = 1;
- msg.onion_routing_packet = onion_utils::construct_onion_packet_with_writable_hopdata(new_payloads, onion_keys, [0; 32], &payment_hash);
+ msg.onion_routing_packet = onion_utils::construct_onion_packet_with_writable_hopdata(new_payloads, onion_keys, [0; 32], &payment_hash).unwrap();
}, ||{}, true, Some(PERM|22), Some(NetworkUpdate::ChannelFailure{short_channel_id, is_permanent: true}), Some(short_channel_id));
// final node failure
// break the last-hop payload by swapping the realm (0) byte for a byte describing a
// length-1 TLV payload, which is obviously bogus.
new_payloads[1].data[0] = 1;
- msg.onion_routing_packet = onion_utils::construct_onion_packet_with_writable_hopdata(new_payloads, onion_keys, [0; 32], &payment_hash);
+ msg.onion_routing_packet = onion_utils::construct_onion_packet_with_writable_hopdata(new_payloads, onion_keys, [0; 32], &payment_hash).unwrap();
}, ||{}, false, Some(PERM|22), Some(NetworkUpdate::ChannelFailure{short_channel_id, is_permanent: true}), Some(short_channel_id));
// the following three with run_onion_failure_test_with_fail_intercept() test only the origin node
let onion_keys = onion_utils::construct_onion_keys(&Secp256k1::new(), &route.paths[0], &session_priv).unwrap();
let (onion_payloads, _, htlc_cltv) = onion_utils::build_onion_payloads(
&route.paths[0], 40000, RecipientOnionFields::spontaneous_empty(), height, &None).unwrap();
- let onion_packet = onion_utils::construct_onion_packet(onion_payloads, onion_keys, [0; 32], &payment_hash);
+ let onion_packet = onion_utils::construct_onion_packet(onion_payloads, onion_keys, [0; 32], &payment_hash).unwrap();
msg.cltv_expiry = htlc_cltv;
msg.onion_routing_packet = onion_packet;
}, ||{}, true, Some(21), Some(NetworkUpdate::NodeFailure{node_id: route.paths[0].hops[0].pubkey, is_permanent: true}), Some(route.paths[0].hops[0].short_channel_id));
onion_keys.remove(0);
onion_payloads.remove(0);
- let new_onion_packet = onion_utils::construct_onion_packet(onion_payloads, onion_keys, [0; 32], &payment_hash);
+ let new_onion_packet = onion_utils::construct_onion_packet(onion_payloads, onion_keys, [0; 32], &payment_hash).unwrap();
onion_packet.hop_data = new_onion_packet.hop_data;
onion_packet.hmac = new_onion_packet.hmac;
},
}
}
-pub(super) fn route_size_insane(payloads: &Vec<msgs::OnionHopData>) -> bool {
- let mut len = 0;
- for payload in payloads.iter() {
- let mut payload_len = LengthCalculatingWriter(0);
- payload.write(&mut payload_len).expect("Failed to calculate length");
- assert!(payload_len.0 + 32 < ONION_DATA_LEN);
- len += payload_len.0 + 32;
- if len > ONION_DATA_LEN {
- return true;
- }
- }
- false
-}
-
-/// panics if route_size_insane(payloads)
-pub(super) fn construct_onion_packet(payloads: Vec<msgs::OnionHopData>, onion_keys: Vec<OnionKeys>, prng_seed: [u8; 32], associated_data: &PaymentHash) -> msgs::OnionPacket {
+pub(super) fn construct_onion_packet(payloads: Vec<msgs::OnionHopData>, onion_keys: Vec<OnionKeys>, prng_seed: [u8; 32], associated_data: &PaymentHash) -> Result<msgs::OnionPacket, ()> {
let mut packet_data = [0; ONION_DATA_LEN];
let mut chacha = ChaCha20::new(&prng_seed, &[0; 8]);
#[cfg(test)]
/// Used in testing to write bogus `BogusOnionHopData` as well as `RawOnionHopData`, which is
/// otherwise not representable in `msgs::OnionHopData`.
-pub(super) fn construct_onion_packet_with_writable_hopdata<HD: Writeable>(payloads: Vec<HD>, onion_keys: Vec<OnionKeys>, prng_seed: [u8; 32], associated_data: &PaymentHash) -> msgs::OnionPacket {
+pub(super) fn construct_onion_packet_with_writable_hopdata<HD: Writeable>(payloads: Vec<HD>, onion_keys: Vec<OnionKeys>, prng_seed: [u8; 32], associated_data: &PaymentHash) -> Result<msgs::OnionPacket, ()> {
let mut packet_data = [0; ONION_DATA_LEN];
let mut chacha = ChaCha20::new(&prng_seed, &[0; 8]);
payloads.iter().map(|p| p.serialized_length() + 32 /* HMAC */).sum()
}
-/// panics if payloads_serialized_length(payloads) > packet_data_len
pub(crate) fn construct_onion_message_packet<HD: Writeable, P: Packet<Data = Vec<u8>>>(
- payloads: Vec<HD>, onion_keys: Vec<OnionKeys>, prng_seed: [u8; 32], packet_data_len: usize) -> P
+ payloads: Vec<HD>, onion_keys: Vec<OnionKeys>, prng_seed: [u8; 32], packet_data_len: usize) -> Result<P, ()>
{
let mut packet_data = vec![0; packet_data_len];
construct_onion_packet_with_init_noise::<_, _>(payloads, onion_keys, packet_data, None)
}
-/// panics if payloads_serialized_length(payloads) > packet_data.len()
fn construct_onion_packet_with_init_noise<HD: Writeable, P: Packet>(
- mut payloads: Vec<HD>, onion_keys: Vec<OnionKeys>, mut packet_data: P::Data, associated_data: Option<&PaymentHash>) -> P
+ mut payloads: Vec<HD>, onion_keys: Vec<OnionKeys>, mut packet_data: P::Data, associated_data: Option<&PaymentHash>) -> Result<P, ()>
{
let filler = {
let packet_data = packet_data.as_mut();
let mut payload_len = LengthCalculatingWriter(0);
payload.write(&mut payload_len).expect("Failed to calculate length");
pos += payload_len.0 + 32;
- assert!(pos <= packet_data.len());
+ if pos > packet_data.len() {
+ return Err(());
+ }
res.resize(pos, 0u8);
chacha.process_in_place(&mut res);
chacha.process_in_place(packet_data);
if i == 0 {
- let onion_data_len = packet_data.len();
- packet_data[onion_data_len - filler.len()..onion_data_len].copy_from_slice(&filler[..]);
+ let stop_index = packet_data.len();
+ let start_index = stop_index.checked_sub(filler.len()).ok_or(())?;
+ packet_data[start_index..stop_index].copy_from_slice(&filler[..]);
}
let mut hmac = HmacEngine::<Sha256>::new(&keys.mu);
hmac_res = Hmac::from_engine(hmac).into_inner();
}
- P::new(onion_keys.first().unwrap().ephemeral_pubkey, packet_data, hmac_res)
+ Ok(P::new(onion_keys.first().unwrap().ephemeral_pubkey, packet_data, hmac_res))
}
/// Encrypts a failure packet. raw_packet can either be a
let pad_keytype_seed = super::gen_pad_from_shared_secret(&get_test_session_key().secret_bytes());
- let packet: msgs::OnionPacket = super::construct_onion_packet_with_writable_hopdata::<_>(payloads, onion_keys, pad_keytype_seed, &PaymentHash([0x42; 32]));
+ let packet: msgs::OnionPacket = super::construct_onion_packet_with_writable_hopdata::<_>(payloads, onion_keys, pad_keytype_seed, &PaymentHash([0x42; 32])).unwrap();
assert_eq!(packet.encode(), hex::decode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unwrap());
}
use crate::util::ser::Writeable;
use crate::util::string::UntrustedString;
-use bitcoin::{Block, BlockHeader, TxMerkleNode};
-use bitcoin::hashes::Hash;
use bitcoin::network::constants::Network;
use crate::prelude::*;
check_added_monitors!(nodes[1], 1);
expect_payment_claimed!(nodes[1], payment_hash, 10_000_000);
- let mut header = BlockHeader { version: 0x20000000, prev_blockhash: nodes[1].best_block_hash(), merkle_root: TxMerkleNode::all_zeros(), time: 42, bits: 42, nonce: 42 };
- connect_block(&nodes[1], &Block { header, txdata: vec![node_txn[1].clone()]});
+ connect_block(&nodes[1], &create_dummy_block(nodes[1].best_block_hash(), 42, vec![node_txn[1].clone()]));
check_closed_broadcast!(nodes[1], true);
check_added_monitors!(nodes[1], 1);
check_closed_event!(nodes[1], 1, ClosureReason::CommitmentTxConfirmed);
assert_eq!(claim_txn.len(), 1);
check_spends!(claim_txn[0], node_txn[1]);
- header.prev_blockhash = nodes[0].best_block_hash();
- connect_block(&nodes[0], &Block { header, txdata: vec![node_txn[1].clone()]});
+ connect_block(&nodes[0], &create_dummy_block(nodes[0].best_block_hash(), 42, vec![node_txn[1].clone()]));
if confirm_commitment_tx {
connect_blocks(&nodes[0], BREAKDOWN_TIMEOUT as u32 - 1);
}
- header.prev_blockhash = nodes[0].best_block_hash();
- let claim_block = Block { header, txdata: if payment_timeout { timeout_txn } else { vec![claim_txn[0].clone()] } };
+ let claim_block = create_dummy_block(nodes[0].best_block_hash(), 42, if payment_timeout { timeout_txn } else { vec![claim_txn[0].clone()] });
if payment_timeout {
assert!(confirm_commitment_tx); // Otherwise we're spending below our CSV!
_ => panic!("Unexpected event")
}
} else if test == InterceptTest::Timeout {
- let mut block = Block {
- header: BlockHeader { version: 0x20000000, prev_blockhash: nodes[0].best_block_hash(), merkle_root: TxMerkleNode::all_zeros(), time: 42, bits: 42, nonce: 42 },
- txdata: vec![],
- };
+ let mut block = create_dummy_block(nodes[0].best_block_hash(), 42, Vec::new());
connect_block(&nodes[0], &block);
connect_block(&nodes[1], &block);
for _ in 0..TEST_FINAL_CLTV {
/// in the process. Each message is paired with the node id of the intended recipient. If no
/// connection to the node exists, then the message is simply not sent.
fn get_and_clear_pending_msg(&self) -> Vec<(PublicKey, Self::CustomMessage)>;
+
+ /// Gets the node feature flags which this handler itself supports. All available handlers are
+ /// queried similarly and their feature flags are OR'd together to form the [`NodeFeatures`]
+ /// which are broadcasted in our [`NodeAnnouncement`] message.
+ ///
+ /// [`NodeAnnouncement`]: crate::ln::msgs::NodeAnnouncement
+ fn provided_node_features(&self) -> NodeFeatures;
+
+ /// Gets the init feature flags which should be sent to the given peer. All available handlers
+ /// are queried similarly and their feature flags are OR'd together to form the [`InitFeatures`]
+ /// which are sent in our [`Init`] message.
+ ///
+ /// [`Init`]: crate::ln::msgs::Init
+ fn provided_init_features(&self, their_node_id: &PublicKey) -> InitFeatures;
}
/// A dummy struct which implements `RoutingMessageHandler` without storing any routing information
}
fn get_and_clear_pending_msg(&self) -> Vec<(PublicKey, Self::CustomMessage)> { Vec::new() }
+
+ fn provided_node_features(&self) -> NodeFeatures { NodeFeatures::empty() }
+
+ fn provided_init_features(&self, _their_node_id: &PublicKey) -> InitFeatures {
+ InitFeatures::empty()
+ }
}
/// A dummy struct which implements `ChannelMessageHandler` without having any channels.
SecretKey::from_slice(&Sha256::from_engine(ephemeral_hash).into_inner()).expect("You broke SHA-256!")
}
+ fn init_features(&self, their_node_id: &PublicKey) -> InitFeatures {
+ self.message_handler.chan_handler.provided_init_features(their_node_id)
+ | self.message_handler.route_handler.provided_init_features(their_node_id)
+ | self.message_handler.onion_message_handler.provided_init_features(their_node_id)
+ | self.message_handler.custom_message_handler.provided_init_features(their_node_id)
+ }
+
/// Indicates a new outbound connection has been established to a node with the given `node_id`
/// and an optional remote network address.
///
peer.set_their_node_id(their_node_id);
insert_node_id!();
- let features = self.message_handler.chan_handler.provided_init_features(&their_node_id)
- .or(self.message_handler.route_handler.provided_init_features(&their_node_id))
- .or(self.message_handler.onion_message_handler.provided_init_features(&their_node_id));
+ let features = self.init_features(&their_node_id);
let resp = msgs::Init { features, remote_network_address: filter_addresses(peer.their_net_address.clone()) };
self.enqueue_message(peer, &resp);
peer.awaiting_pong_timer_tick_intervals = 0;
peer.pending_read_is_header = true;
peer.set_their_node_id(their_node_id);
insert_node_id!();
- let features = self.message_handler.chan_handler.provided_init_features(&their_node_id)
- .or(self.message_handler.route_handler.provided_init_features(&their_node_id))
- .or(self.message_handler.onion_message_handler.provided_init_features(&their_node_id));
+ let features = self.init_features(&their_node_id);
let resp = msgs::Init { features, remote_network_address: filter_addresses(peer.their_net_address.clone()) };
self.enqueue_message(peer, &resp);
peer.awaiting_pong_timer_tick_intervals = 0;
// Need an Init as first message
if let wire::Message::Init(msg) = message {
- if msg.features.requires_unknown_bits() {
- log_debug!(self.logger, "Peer features required unknown version bits");
+ let our_features = self.init_features(&their_node_id);
+ if msg.features.requires_unknown_bits_from(&our_features) {
+ log_debug!(self.logger, "Peer requires features unknown to us");
+ return Err(PeerHandleError { }.into());
+ }
+
+ if our_features.requires_unknown_bits_from(&msg.features) {
+ log_debug!(self.logger, "We require features unknown to our peer");
return Err(PeerHandleError { }.into());
}
+
if peer_lock.their_features.is_some() {
return Err(PeerHandleError { }.into());
}
addresses.sort_by_key(|addr| addr.get_id());
let features = self.message_handler.chan_handler.provided_node_features()
- .or(self.message_handler.route_handler.provided_node_features())
- .or(self.message_handler.onion_message_handler.provided_node_features());
+ | self.message_handler.route_handler.provided_node_features()
+ | self.message_handler.onion_message_handler.provided_node_features()
+ | self.message_handler.custom_message_handler.provided_node_features();
let announcement = msgs::UnsignedNodeAnnouncement {
features,
timestamp: self.last_node_announcement_serial.fetch_add(1, Ordering::AcqRel),
mod tests {
use crate::sign::{NodeSigner, Recipient};
use crate::events;
+ use crate::io;
+ use crate::ln::features::{InitFeatures, NodeFeatures};
use crate::ln::peer_channel_encryptor::PeerChannelEncryptor;
- use crate::ln::peer_handler::{PeerManager, MessageHandler, SocketDescriptor, IgnoringMessageHandler, filter_addresses};
+ use crate::ln::peer_handler::{CustomMessageHandler, PeerManager, MessageHandler, SocketDescriptor, IgnoringMessageHandler, filter_addresses};
use crate::ln::{msgs, wire};
- use crate::ln::msgs::NetAddress;
+ use crate::ln::msgs::{LightningError, NetAddress};
use crate::util::test_utils;
- use bitcoin::secp256k1::SecretKey;
+ use bitcoin::secp256k1::{PublicKey, SecretKey};
use crate::prelude::*;
use crate::sync::{Arc, Mutex};
+ use core::convert::Infallible;
use core::sync::atomic::{AtomicBool, Ordering};
#[derive(Clone)]
struct PeerManagerCfg {
chan_handler: test_utils::TestChannelMessageHandler,
routing_handler: test_utils::TestRoutingMessageHandler,
+ custom_handler: TestCustomMessageHandler,
logger: test_utils::TestLogger,
node_signer: test_utils::TestNodeSigner,
}
+ struct TestCustomMessageHandler {
+ features: InitFeatures,
+ }
+
+ impl wire::CustomMessageReader for TestCustomMessageHandler {
+ type CustomMessage = Infallible;
+ fn read<R: io::Read>(&self, _: u16, _: &mut R) -> Result<Option<Self::CustomMessage>, msgs::DecodeError> {
+ Ok(None)
+ }
+ }
+
+ impl CustomMessageHandler for TestCustomMessageHandler {
+ fn handle_custom_message(&self, _: Infallible, _: &PublicKey) -> Result<(), LightningError> {
+ unreachable!();
+ }
+
+ fn get_and_clear_pending_msg(&self) -> Vec<(PublicKey, Self::CustomMessage)> { Vec::new() }
+
+ fn provided_node_features(&self) -> NodeFeatures { NodeFeatures::empty() }
+
+ fn provided_init_features(&self, _: &PublicKey) -> InitFeatures {
+ self.features.clone()
+ }
+ }
+
fn create_peermgr_cfgs(peer_count: usize) -> Vec<PeerManagerCfg> {
let mut cfgs = Vec::new();
for i in 0..peer_count {
let node_secret = SecretKey::from_slice(&[42 + i as u8; 32]).unwrap();
+ let features = {
+ let mut feature_bits = vec![0u8; 33];
+ feature_bits[32] = 0b00000001;
+ InitFeatures::from_le_bytes(feature_bits)
+ };
+ cfgs.push(
+ PeerManagerCfg{
+ chan_handler: test_utils::TestChannelMessageHandler::new(),
+ logger: test_utils::TestLogger::new(),
+ routing_handler: test_utils::TestRoutingMessageHandler::new(),
+ custom_handler: TestCustomMessageHandler { features },
+ node_signer: test_utils::TestNodeSigner::new(node_secret),
+ }
+ );
+ }
+
+ cfgs
+ }
+
+ fn create_incompatible_peermgr_cfgs(peer_count: usize) -> Vec<PeerManagerCfg> {
+ let mut cfgs = Vec::new();
+ for i in 0..peer_count {
+ let node_secret = SecretKey::from_slice(&[42 + i as u8; 32]).unwrap();
+ let features = {
+ let mut feature_bits = vec![0u8; 33 + i + 1];
+ feature_bits[33 + i] = 0b00000001;
+ InitFeatures::from_le_bytes(feature_bits)
+ };
cfgs.push(
PeerManagerCfg{
chan_handler: test_utils::TestChannelMessageHandler::new(),
logger: test_utils::TestLogger::new(),
routing_handler: test_utils::TestRoutingMessageHandler::new(),
+ custom_handler: TestCustomMessageHandler { features },
node_signer: test_utils::TestNodeSigner::new(node_secret),
}
);
cfgs
}
- fn create_network<'a>(peer_count: usize, cfgs: &'a Vec<PeerManagerCfg>) -> Vec<PeerManager<FileDescriptor, &'a test_utils::TestChannelMessageHandler, &'a test_utils::TestRoutingMessageHandler, IgnoringMessageHandler, &'a test_utils::TestLogger, IgnoringMessageHandler, &'a test_utils::TestNodeSigner>> {
+ fn create_network<'a>(peer_count: usize, cfgs: &'a Vec<PeerManagerCfg>) -> Vec<PeerManager<FileDescriptor, &'a test_utils::TestChannelMessageHandler, &'a test_utils::TestRoutingMessageHandler, IgnoringMessageHandler, &'a test_utils::TestLogger, &'a TestCustomMessageHandler, &'a test_utils::TestNodeSigner>> {
let mut peers = Vec::new();
for i in 0..peer_count {
let ephemeral_bytes = [i as u8; 32];
let msg_handler = MessageHandler {
chan_handler: &cfgs[i].chan_handler, route_handler: &cfgs[i].routing_handler,
- onion_message_handler: IgnoringMessageHandler {}, custom_message_handler: IgnoringMessageHandler {}
+ onion_message_handler: IgnoringMessageHandler {}, custom_message_handler: &cfgs[i].custom_handler
};
let peer = PeerManager::new(msg_handler, 0, &ephemeral_bytes, &cfgs[i].logger, &cfgs[i].node_signer);
peers.push(peer);
peers
}
- fn establish_connection<'a>(peer_a: &PeerManager<FileDescriptor, &'a test_utils::TestChannelMessageHandler, &'a test_utils::TestRoutingMessageHandler, IgnoringMessageHandler, &'a test_utils::TestLogger, IgnoringMessageHandler, &'a test_utils::TestNodeSigner>, peer_b: &PeerManager<FileDescriptor, &'a test_utils::TestChannelMessageHandler, &'a test_utils::TestRoutingMessageHandler, IgnoringMessageHandler, &'a test_utils::TestLogger, IgnoringMessageHandler, &'a test_utils::TestNodeSigner>) -> (FileDescriptor, FileDescriptor) {
+ fn establish_connection<'a>(peer_a: &PeerManager<FileDescriptor, &'a test_utils::TestChannelMessageHandler, &'a test_utils::TestRoutingMessageHandler, IgnoringMessageHandler, &'a test_utils::TestLogger, &'a TestCustomMessageHandler, &'a test_utils::TestNodeSigner>, peer_b: &PeerManager<FileDescriptor, &'a test_utils::TestChannelMessageHandler, &'a test_utils::TestRoutingMessageHandler, IgnoringMessageHandler, &'a test_utils::TestLogger, &'a TestCustomMessageHandler, &'a test_utils::TestNodeSigner>) -> (FileDescriptor, FileDescriptor) {
let id_a = peer_a.node_signer.get_node_id(Recipient::Node).unwrap();
let mut fd_a = FileDescriptor {
fd: 1, outbound_data: Arc::new(Mutex::new(Vec::new())),
thrd_b.join().unwrap();
}
+ #[test]
+ fn test_incompatible_peers() {
+ let cfgs = create_peermgr_cfgs(2);
+ let incompatible_cfgs = create_incompatible_peermgr_cfgs(2);
+
+ let peers = create_network(2, &cfgs);
+ let incompatible_peers = create_network(2, &incompatible_cfgs);
+ let peer_pairs = [(&peers[0], &incompatible_peers[0]), (&incompatible_peers[1], &peers[1])];
+ for (peer_a, peer_b) in peer_pairs.iter() {
+ let id_a = peer_a.node_signer.get_node_id(Recipient::Node).unwrap();
+ let mut fd_a = FileDescriptor {
+ fd: 1, outbound_data: Arc::new(Mutex::new(Vec::new())),
+ disconnect: Arc::new(AtomicBool::new(false)),
+ };
+ let addr_a = NetAddress::IPv4{addr: [127, 0, 0, 1], port: 1000};
+ let mut fd_b = FileDescriptor {
+ fd: 1, outbound_data: Arc::new(Mutex::new(Vec::new())),
+ disconnect: Arc::new(AtomicBool::new(false)),
+ };
+ let addr_b = NetAddress::IPv4{addr: [127, 0, 0, 1], port: 1001};
+ let initial_data = peer_b.new_outbound_connection(id_a, fd_b.clone(), Some(addr_a.clone())).unwrap();
+ peer_a.new_inbound_connection(fd_a.clone(), Some(addr_b.clone())).unwrap();
+ assert_eq!(peer_a.read_event(&mut fd_a, &initial_data).unwrap(), false);
+ peer_a.process_events();
+
+ let a_data = fd_a.outbound_data.lock().unwrap().split_off(0);
+ assert_eq!(peer_b.read_event(&mut fd_b, &a_data).unwrap(), false);
+
+ peer_b.process_events();
+ let b_data = fd_b.outbound_data.lock().unwrap().split_off(0);
+
+ // Should fail because of unknown required features
+ assert!(peer_a.read_event(&mut fd_a, &b_data).is_err());
+ }
+ }
+
#[test]
fn test_disconnect_peer() {
// Simple test which builds a network of PeerManager, connects and brings them to NoiseState::Finished and
use crate::util::ser::Writeable;
use crate::util::string::UntrustedString;
-use bitcoin::blockdata::block::{Block, BlockHeader};
use bitcoin::blockdata::script::Builder;
use bitcoin::blockdata::opcodes;
use bitcoin::secp256k1::Secp256k1;
use crate::prelude::*;
-use bitcoin::hashes::Hash;
-use bitcoin::TxMerkleNode;
use crate::ln::functional_test_utils::*;
check_added_monitors!(nodes[2], 1);
get_htlc_update_msgs!(nodes[2], nodes[1].node.get_our_node_id());
- let mut header = BlockHeader { version: 0x2000_0000, prev_blockhash: nodes[2].best_block_hash(), merkle_root: TxMerkleNode::all_zeros(), time: 42, bits: 42, nonce: 42 };
let claim_txn = if local_commitment {
// Broadcast node 1 commitment txn to broadcast the HTLC-Timeout
let node_1_commitment_txn = get_local_commitment_txn!(nodes[1], chan_2.2);
check_spends!(node_1_commitment_txn[1], node_1_commitment_txn[0]);
// Give node 2 node 1's transactions and get its response (claiming the HTLC instead).
- connect_block(&nodes[2], &Block { header, txdata: node_1_commitment_txn.clone() });
+ connect_block(&nodes[2], &create_dummy_block(nodes[2].best_block_hash(), 42, node_1_commitment_txn.clone()));
check_added_monitors!(nodes[2], 1);
check_closed_broadcast!(nodes[2], true); // We should get a BroadcastChannelUpdate (and *only* a BroadcstChannelUpdate)
check_closed_event!(nodes[2], 1, ClosureReason::CommitmentTxConfirmed);
// Make sure node 1's height is the same as the !local_commitment case
connect_blocks(&nodes[1], 1);
// Confirm node 1's commitment txn (and HTLC-Timeout) on node 1
- header.prev_blockhash = nodes[1].best_block_hash();
- connect_block(&nodes[1], &Block { header, txdata: node_1_commitment_txn.clone() });
+ connect_block(&nodes[1], &create_dummy_block(nodes[1].best_block_hash(), 42, node_1_commitment_txn.clone()));
// ...but return node 1's commitment tx in case claim is set and we're preparing to reorg
vec![node_1_commitment_txn[0].clone(), node_2_commitment_txn[0].clone()]
// Disconnect Node 1's HTLC-Timeout which was connected above
disconnect_blocks(&nodes[1], ANTI_REORG_DELAY - 1);
- let block = Block {
- header: BlockHeader { version: 0x20000000, prev_blockhash: nodes[1].best_block_hash(), merkle_root: TxMerkleNode::all_zeros(), time: 42, bits: 42, nonce: 42 },
- txdata: claim_txn,
- };
- connect_block(&nodes[1], &block);
+ connect_block(&nodes[1], &create_dummy_block(nodes[1].best_block_hash(), 42, claim_txn));
// ChannelManager only polls chain::Watch::release_pending_monitor_events when we
// probe it for events, so we probe non-message events here (which should just be the
expect_payment_forwarded!(nodes[1], nodes[0], nodes[2], Some(1000), true, true);
} else {
// Confirm the timeout tx and check that we fail the HTLC backwards
- let block = Block {
- header: BlockHeader { version: 0x20000000, prev_blockhash: nodes[1].best_block_hash(), merkle_root: TxMerkleNode::all_zeros(), time: 42, bits: 42, nonce: 42 },
- txdata: vec![],
- };
- connect_block(&nodes[1], &block);
+ connect_block(&nodes[1], &create_dummy_block(nodes[1].best_block_hash(), 42, Vec::new()));
expect_pending_htlcs_forwardable_and_htlc_handling_failed!(nodes[1], vec![HTLCDestination::NextHopChannel { node_id: Some(nodes[2].node.get_our_node_id()), channel_id: chan_2.2 }]);
}
if let Event::SpendableOutputs { outputs } = node_a_spendable.pop().unwrap() {
assert_eq!(outputs.len(), 1);
let spend_tx = nodes[0].keys_manager.backing.spend_spendable_outputs(&[&outputs[0]], Vec::new(),
- Builder::new().push_opcode(opcodes::all::OP_RETURN).into_script(), 253, &Secp256k1::new()).unwrap();
+ Builder::new().push_opcode(opcodes::all::OP_RETURN).into_script(), 253, None, &Secp256k1::new()).unwrap();
check_spends!(spend_tx, remote_txn_b[0]);
}
if let Event::SpendableOutputs { outputs } = node_b_spendable.pop().unwrap() {
assert_eq!(outputs.len(), 1);
let spend_tx = nodes[1].keys_manager.backing.spend_spendable_outputs(&[&outputs[0]], Vec::new(),
- Builder::new().push_opcode(opcodes::all::OP_RETURN).into_script(), 253, &Secp256k1::new()).unwrap();
+ Builder::new().push_opcode(opcodes::all::OP_RETURN).into_script(), 253, None, &Secp256k1::new()).unwrap();
check_spends!(spend_tx, remote_txn_a[0]);
}
}
BIG_PACKET_HOP_DATA_LEN
} else { return Err(()) };
- Ok(onion_utils::construct_onion_message_packet::<_, _>(
- payloads, onion_keys, prng_seed, hop_data_len))
+ onion_utils::construct_onion_message_packet::<_, _>(
+ payloads, onion_keys, prng_seed, hop_data_len)
}
use bitcoin::blockdata::script::{Script, Builder};
use bitcoin::blockdata::opcodes;
use bitcoin::network::constants::Network;
+use bitcoin::psbt::PartiallySignedTransaction;
use bitcoin::util::bip32::{ExtendedPrivKey, ExtendedPubKey, ChildNumber};
use bitcoin::util::sighash;
(2, StaticPaymentOutput),
);
+impl SpendableOutputDescriptor {
+ /// Turns this into a [`bitcoin::psbt::Input`] which can be used to create a
+ /// [`PartiallySignedTransaction`] which spends the given descriptor.
+ ///
+ /// Note that this does not include any signatures, just the information required to
+ /// construct the transaction and sign it.
+ pub fn to_psbt_input(&self) -> bitcoin::psbt::Input {
+ match self {
+ SpendableOutputDescriptor::StaticOutput { output, .. } => {
+ // Is a standard P2WPKH, no need for witness script
+ bitcoin::psbt::Input {
+ witness_utxo: Some(output.clone()),
+ ..Default::default()
+ }
+ },
+ SpendableOutputDescriptor::DelayedPaymentOutput(descriptor) => {
+ // TODO we could add the witness script as well
+ bitcoin::psbt::Input {
+ witness_utxo: Some(descriptor.output.clone()),
+ ..Default::default()
+ }
+ },
+ SpendableOutputDescriptor::StaticPaymentOutput(descriptor) => {
+ // TODO we could add the witness script as well
+ bitcoin::psbt::Input {
+ witness_utxo: Some(descriptor.output.clone()),
+ ..Default::default()
+ }
+ },
+ }
+ }
+
+ /// Creates an unsigned [`PartiallySignedTransaction`] which spends the given descriptors to
+ /// the given outputs, plus an output to the given change destination (if sufficient
+ /// change value remains). The PSBT will have a feerate, at least, of the given value.
+ ///
+ /// The `locktime` argument is used to set the transaction's locktime. If `None`, the
+ /// transaction will have a locktime of 0. It it recommended to set this to the current block
+ /// height to avoid fee sniping, unless you have some specific reason to use a different
+ /// locktime.
+ ///
+ /// Returns the PSBT and expected max transaction weight.
+ ///
+ /// Returns `Err(())` if the output value is greater than the input value minus required fee,
+ /// if a descriptor was duplicated, or if an output descriptor `script_pubkey`
+ /// does not match the one we can spend.
+ ///
+ /// We do not enforce that outputs meet the dust limit or that any output scripts are standard.
+ pub fn create_spendable_outputs_psbt(descriptors: &[&SpendableOutputDescriptor], outputs: Vec<TxOut>, change_destination_script: Script, feerate_sat_per_1000_weight: u32, locktime: Option<PackedLockTime>) -> Result<(PartiallySignedTransaction, usize), ()> {
+ let mut input = Vec::with_capacity(descriptors.len());
+ let mut input_value = 0;
+ let mut witness_weight = 0;
+ let mut output_set = HashSet::with_capacity(descriptors.len());
+ for outp in descriptors {
+ match outp {
+ SpendableOutputDescriptor::StaticPaymentOutput(descriptor) => {
+ if !output_set.insert(descriptor.outpoint) { return Err(()); }
+ input.push(TxIn {
+ previous_output: descriptor.outpoint.into_bitcoin_outpoint(),
+ script_sig: Script::new(),
+ sequence: Sequence::ZERO,
+ witness: Witness::new(),
+ });
+ witness_weight += StaticPaymentOutputDescriptor::MAX_WITNESS_LENGTH;
+ #[cfg(feature = "grind_signatures")]
+ { witness_weight -= 1; } // Guarantees a low R signature
+ input_value += descriptor.output.value;
+ },
+ SpendableOutputDescriptor::DelayedPaymentOutput(descriptor) => {
+ if !output_set.insert(descriptor.outpoint) { return Err(()); }
+ input.push(TxIn {
+ previous_output: descriptor.outpoint.into_bitcoin_outpoint(),
+ script_sig: Script::new(),
+ sequence: Sequence(descriptor.to_self_delay as u32),
+ witness: Witness::new(),
+ });
+ witness_weight += DelayedPaymentOutputDescriptor::MAX_WITNESS_LENGTH;
+ #[cfg(feature = "grind_signatures")]
+ { witness_weight -= 1; } // Guarantees a low R signature
+ input_value += descriptor.output.value;
+ },
+ SpendableOutputDescriptor::StaticOutput { ref outpoint, ref output } => {
+ if !output_set.insert(*outpoint) { return Err(()); }
+ input.push(TxIn {
+ previous_output: outpoint.into_bitcoin_outpoint(),
+ script_sig: Script::new(),
+ sequence: Sequence::ZERO,
+ witness: Witness::new(),
+ });
+ witness_weight += 1 + 73 + 34;
+ #[cfg(feature = "grind_signatures")]
+ { witness_weight -= 1; } // Guarantees a low R signature
+ input_value += output.value;
+ }
+ }
+ if input_value > MAX_VALUE_MSAT / 1000 { return Err(()); }
+ }
+ let mut tx = Transaction {
+ version: 2,
+ lock_time: locktime.unwrap_or(PackedLockTime::ZERO),
+ input,
+ output: outputs,
+ };
+ let expected_max_weight =
+ transaction_utils::maybe_add_change_output(&mut tx, input_value, witness_weight, feerate_sat_per_1000_weight, change_destination_script)?;
+
+ let psbt_inputs = descriptors.iter().map(|d| d.to_psbt_input()).collect::<Vec<_>>();
+ let psbt = PartiallySignedTransaction {
+ inputs: psbt_inputs,
+ outputs: vec![Default::default(); tx.output.len()],
+ unsigned_tx: tx,
+ xpub: Default::default(),
+ version: 0,
+ proprietary: Default::default(),
+ unknown: Default::default(),
+ };
+ Ok((psbt, expected_max_weight))
+ }
+}
+
/// A trait to handle Lightning channel key material without concretizing the channel type or
/// the signature mechanism.
pub trait ChannelSigner {
)
}
- /// Creates a [`Transaction`] which spends the given descriptors to the given outputs, plus an
- /// output to the given change destination (if sufficient change value remains). The
- /// transaction will have a feerate, at least, of the given value.
+ /// Signs the given [`PartiallySignedTransaction`] which spends the given [`SpendableOutputDescriptor`]s.
+ /// The resulting inputs will be finalized and the PSBT will be ready for broadcast if there
+ /// are no other inputs that need signing.
///
- /// Returns `Err(())` if the output value is greater than the input value minus required fee,
- /// if a descriptor was duplicated, or if an output descriptor `script_pubkey`
- /// does not match the one we can spend.
- ///
- /// We do not enforce that outputs meet the dust limit or that any output scripts are standard.
+ /// Returns `Err(())` if the PSBT is missing a descriptor or if we fail to sign.
///
/// May panic if the [`SpendableOutputDescriptor`]s were not generated by channels which used
/// this [`KeysManager`] or one of the [`InMemorySigner`] created by this [`KeysManager`].
- pub fn spend_spendable_outputs<C: Signing>(&self, descriptors: &[&SpendableOutputDescriptor], outputs: Vec<TxOut>, change_destination_script: Script, feerate_sat_per_1000_weight: u32, secp_ctx: &Secp256k1<C>) -> Result<Transaction, ()> {
- let mut input = Vec::new();
- let mut input_value = 0;
- let mut witness_weight = 0;
- let mut output_set = HashSet::with_capacity(descriptors.len());
- for outp in descriptors {
- match outp {
- SpendableOutputDescriptor::StaticPaymentOutput(descriptor) => {
- input.push(TxIn {
- previous_output: descriptor.outpoint.into_bitcoin_outpoint(),
- script_sig: Script::new(),
- sequence: Sequence::ZERO,
- witness: Witness::new(),
- });
- witness_weight += StaticPaymentOutputDescriptor::MAX_WITNESS_LENGTH;
- #[cfg(feature = "grind_signatures")]
- { witness_weight -= 1; } // Guarantees a low R signature
- input_value += descriptor.output.value;
- if !output_set.insert(descriptor.outpoint) { return Err(()); }
- },
- SpendableOutputDescriptor::DelayedPaymentOutput(descriptor) => {
- input.push(TxIn {
- previous_output: descriptor.outpoint.into_bitcoin_outpoint(),
- script_sig: Script::new(),
- sequence: Sequence(descriptor.to_self_delay as u32),
- witness: Witness::new(),
- });
- witness_weight += DelayedPaymentOutputDescriptor::MAX_WITNESS_LENGTH;
- #[cfg(feature = "grind_signatures")]
- { witness_weight -= 1; } // Guarantees a low R signature
- input_value += descriptor.output.value;
- if !output_set.insert(descriptor.outpoint) { return Err(()); }
- },
- SpendableOutputDescriptor::StaticOutput { ref outpoint, ref output } => {
- input.push(TxIn {
- previous_output: outpoint.into_bitcoin_outpoint(),
- script_sig: Script::new(),
- sequence: Sequence::ZERO,
- witness: Witness::new(),
- });
- witness_weight += 1 + 73 + 34;
- #[cfg(feature = "grind_signatures")]
- { witness_weight -= 1; } // Guarantees a low R signature
- input_value += output.value;
- if !output_set.insert(*outpoint) { return Err(()); }
- }
- }
- if input_value > MAX_VALUE_MSAT / 1000 { return Err(()); }
- }
- let mut spend_tx = Transaction {
- version: 2,
- lock_time: PackedLockTime(0),
- input,
- output: outputs,
- };
- let expected_max_weight =
- transaction_utils::maybe_add_change_output(&mut spend_tx, input_value, witness_weight, feerate_sat_per_1000_weight, change_destination_script)?;
-
+ pub fn sign_spendable_outputs_psbt<C: Signing>(&self, descriptors: &[&SpendableOutputDescriptor], psbt: &mut PartiallySignedTransaction, secp_ctx: &Secp256k1<C>) -> Result<(), ()> {
let mut keys_cache: Option<(InMemorySigner, [u8; 32])> = None;
- let mut input_idx = 0;
for outp in descriptors {
match outp {
SpendableOutputDescriptor::StaticPaymentOutput(descriptor) => {
+ let input_idx = psbt.unsigned_tx.input.iter().position(|i| i.previous_output == descriptor.outpoint.into_bitcoin_outpoint()).ok_or(())?;
if keys_cache.is_none() || keys_cache.as_ref().unwrap().1 != descriptor.channel_keys_id {
keys_cache = Some((
self.derive_channel_keys(descriptor.channel_value_satoshis, &descriptor.channel_keys_id),
descriptor.channel_keys_id));
}
- spend_tx.input[input_idx].witness = Witness::from_vec(keys_cache.as_ref().unwrap().0.sign_counterparty_payment_input(&spend_tx, input_idx, &descriptor, &secp_ctx)?);
+ let witness = Witness::from_vec(keys_cache.as_ref().unwrap().0.sign_counterparty_payment_input(&psbt.unsigned_tx, input_idx, &descriptor, &secp_ctx)?);
+ psbt.inputs[input_idx].final_script_witness = Some(witness);
},
SpendableOutputDescriptor::DelayedPaymentOutput(descriptor) => {
+ let input_idx = psbt.unsigned_tx.input.iter().position(|i| i.previous_output == descriptor.outpoint.into_bitcoin_outpoint()).ok_or(())?;
if keys_cache.is_none() || keys_cache.as_ref().unwrap().1 != descriptor.channel_keys_id {
keys_cache = Some((
self.derive_channel_keys(descriptor.channel_value_satoshis, &descriptor.channel_keys_id),
descriptor.channel_keys_id));
}
- spend_tx.input[input_idx].witness = Witness::from_vec(keys_cache.as_ref().unwrap().0.sign_dynamic_p2wsh_input(&spend_tx, input_idx, &descriptor, &secp_ctx)?);
+ let witness = Witness::from_vec(keys_cache.as_ref().unwrap().0.sign_dynamic_p2wsh_input(&psbt.unsigned_tx, input_idx, &descriptor, &secp_ctx)?);
+ psbt.inputs[input_idx].final_script_witness = Some(witness);
},
- SpendableOutputDescriptor::StaticOutput { ref output, .. } => {
+ SpendableOutputDescriptor::StaticOutput { ref outpoint, ref output } => {
+ let input_idx = psbt.unsigned_tx.input.iter().position(|i| i.previous_output == outpoint.into_bitcoin_outpoint()).ok_or(())?;
let derivation_idx = if output.script_pubkey == self.destination_script {
1
} else {
if payment_script != output.script_pubkey { return Err(()); };
- let sighash = hash_to_message!(&sighash::SighashCache::new(&spend_tx).segwit_signature_hash(input_idx, &witness_script, output.value, EcdsaSighashType::All).unwrap()[..]);
+ let sighash = hash_to_message!(&sighash::SighashCache::new(&psbt.unsigned_tx).segwit_signature_hash(input_idx, &witness_script, output.value, EcdsaSighashType::All).unwrap()[..]);
let sig = sign_with_aux_rand(secp_ctx, &sighash, &secret.private_key, &self);
let mut sig_ser = sig.serialize_der().to_vec();
sig_ser.push(EcdsaSighashType::All as u8);
- spend_tx.input[input_idx].witness.push(sig_ser);
- spend_tx.input[input_idx].witness.push(pubkey.inner.serialize().to_vec());
+ let witness = Witness::from_vec(vec![sig_ser, pubkey.inner.serialize().to_vec()]);
+ psbt.inputs[input_idx].final_script_witness = Some(witness);
},
}
- input_idx += 1;
}
+ Ok(())
+ }
+
+ /// Creates a [`Transaction`] which spends the given descriptors to the given outputs, plus an
+ /// output to the given change destination (if sufficient change value remains). The
+ /// transaction will have a feerate, at least, of the given value.
+ ///
+ /// The `locktime` argument is used to set the transaction's locktime. If `None`, the
+ /// transaction will have a locktime of 0. It it recommended to set this to the current block
+ /// height to avoid fee sniping, unless you have some specific reason to use a different
+ /// locktime.
+ ///
+ /// Returns `Err(())` if the output value is greater than the input value minus required fee,
+ /// if a descriptor was duplicated, or if an output descriptor `script_pubkey`
+ /// does not match the one we can spend.
+ ///
+ /// We do not enforce that outputs meet the dust limit or that any output scripts are standard.
+ ///
+ /// May panic if the [`SpendableOutputDescriptor`]s were not generated by channels which used
+ /// this [`KeysManager`] or one of the [`InMemorySigner`] created by this [`KeysManager`].
+ pub fn spend_spendable_outputs<C: Signing>(&self, descriptors: &[&SpendableOutputDescriptor], outputs: Vec<TxOut>, change_destination_script: Script, feerate_sat_per_1000_weight: u32, locktime: Option<PackedLockTime>, secp_ctx: &Secp256k1<C>) -> Result<Transaction, ()> {
+ let (mut psbt, expected_max_weight) = SpendableOutputDescriptor::create_spendable_outputs_psbt(descriptors, outputs, change_destination_script, feerate_sat_per_1000_weight, locktime)?;
+ self.sign_spendable_outputs_psbt(descriptors, &mut psbt, secp_ctx)?;
+
+ let spend_tx = psbt.extract_tx();
+
debug_assert!(expected_max_weight >= spend_tx.weight());
// Note that witnesses with a signature vary somewhat in size, so allow
// `expected_max_weight` to overshoot by up to 3 bytes per input.
}
/// See [`KeysManager::spend_spendable_outputs`] for documentation on this method.
- pub fn spend_spendable_outputs<C: Signing>(&self, descriptors: &[&SpendableOutputDescriptor], outputs: Vec<TxOut>, change_destination_script: Script, feerate_sat_per_1000_weight: u32, secp_ctx: &Secp256k1<C>) -> Result<Transaction, ()> {
- self.inner.spend_spendable_outputs(descriptors, outputs, change_destination_script, feerate_sat_per_1000_weight, secp_ctx)
+ pub fn spend_spendable_outputs<C: Signing>(&self, descriptors: &[&SpendableOutputDescriptor], outputs: Vec<TxOut>, change_destination_script: Script, feerate_sat_per_1000_weight: u32, locktime: Option<PackedLockTime>, secp_ctx: &Secp256k1<C>) -> Result<Transaction, ()> {
+ self.inner.spend_spendable_outputs(descriptors, outputs, change_destination_script, feerate_sat_per_1000_weight, locktime, secp_ctx)
}
/// See [`KeysManager::derive_channel_keys`] for documentation on this method.
projects / rust-lightning / commitdiff