use bitcoin::hash_types::Txid;
-use bitcoin::secp256k1::{Secp256k1, Signature};
+use bitcoin::secp256k1::{Secp256k1, ecdsa::Signature};
use bitcoin::secp256k1;
use ln::msgs::DecodeError;
use ln::PaymentPreimage;
use ln::chan_utils::{ChannelTransactionParameters, HolderCommitmentTransaction};
-use chain::chaininterface::{FeeEstimator, BroadcasterInterface};
+use chain::chaininterface::{FeeEstimator, BroadcasterInterface, LowerBoundedFeeEstimator};
use chain::channelmonitor::{ANTI_REORG_DELAY, CLTV_SHARED_CLAIM_BUFFER};
use chain::keysinterface::{Sign, KeysInterface};
use chain::package::PackageTemplate;
use core::cmp;
use core::ops::Deref;
use core::mem::replace;
+use bitcoin::hashes::Hash;
const MAX_ALLOC_SIZE: usize = 64*1024;
impl MaybeReadable for OnchainEventEntry {
fn read<R: io::Read>(reader: &mut R) -> Result<Option<Self>, DecodeError> {
- let mut txid = Default::default();
+ let mut txid = Txid::all_zeros();
let mut height = 0;
let mut event = None;
read_tlv_fields!(reader, {
}
}
+ pub(crate) fn get_prev_holder_commitment_to_self_value(&self) -> Option<u64> {
+ self.prev_holder_commitment.as_ref().map(|commitment| commitment.to_broadcaster_value_sat())
+ }
+
+ pub(crate) fn get_cur_holder_commitment_to_self_value(&self) -> u64 {
+ self.holder_commitment.to_broadcaster_value_sat()
+ }
+
/// Lightning security model (i.e being able to redeem/timeout HTLC or penalize coutnerparty onchain) lays on the assumption of claim transactions getting confirmed before timelock expiration
/// (CSV or CLTV following cases). In case of high-fee spikes, claim tx may stuck in the mempool, so you need to bump its feerate quickly using Replace-By-Fee or Child-Pay-For-Parent.
/// Panics if there are signing errors, because signing operations in reaction to on-chain events
/// are not expected to fail, and if they do, we may lose funds.
- fn generate_claim_tx<F: Deref, L: Deref>(&mut self, cur_height: u32, cached_request: &PackageTemplate, fee_estimator: &F, logger: &L) -> Option<(Option<u32>, u64, Transaction)>
+ fn generate_claim_tx<F: Deref, L: Deref>(&mut self, cur_height: u32, cached_request: &PackageTemplate, fee_estimator: &LowerBoundedFeeEstimator<F>, logger: &L) -> Option<(Option<u32>, u64, Transaction)>
where F::Target: FeeEstimator,
L::Target: Logger,
{
// didn't receive confirmation of it before, or not enough reorg-safe depth on top of it).
let new_timer = Some(cached_request.get_height_timer(cur_height));
if cached_request.is_malleable() {
- let predicted_weight = cached_request.package_weight(&self.destination_script);
- if let Some((output_value, new_feerate)) = cached_request.compute_package_output(predicted_weight, fee_estimator, logger) {
+ let predicted_weight = cached_request.package_weight(&self.destination_script, self.channel_transaction_parameters.opt_anchors.is_some());
+ if let Some((output_value, new_feerate)) =
+ cached_request.compute_package_output(predicted_weight, self.destination_script.dust_value().to_sat(), fee_estimator, logger) {
assert!(new_feerate != 0);
let transaction = cached_request.finalize_package(self, output_value, self.destination_script.clone(), logger).unwrap();
log_trace!(logger, "...with timer {} and feerate {}", new_timer.unwrap(), new_feerate);
- assert!(predicted_weight >= transaction.get_weight());
+ assert!(predicted_weight >= transaction.weight());
return Some((new_timer, new_feerate, transaction))
}
} else {
/// `conf_height` represents the height at which the transactions in `txn_matched` were
/// confirmed. This does not need to equal the current blockchain tip height, which should be
/// provided via `cur_height`, however it must never be higher than `cur_height`.
- pub(crate) fn update_claims_view<B: Deref, F: Deref, L: Deref>(&mut self, txn_matched: &[&Transaction], requests: Vec<PackageTemplate>, conf_height: u32, cur_height: u32, broadcaster: &B, fee_estimator: &F, logger: &L)
+ pub(crate) fn update_claims_view<B: Deref, F: Deref, L: Deref>(&mut self, txn_matched: &[&Transaction], requests: Vec<PackageTemplate>, conf_height: u32, cur_height: u32, broadcaster: &B, fee_estimator: &LowerBoundedFeeEstimator<F>, logger: &L)
where B::Target: BroadcasterInterface,
F::Target: FeeEstimator,
L::Target: Logger,
&mut self,
txid: &Txid,
broadcaster: B,
- fee_estimator: F,
+ fee_estimator: &LowerBoundedFeeEstimator<F>,
logger: L,
) where
B::Target: BroadcasterInterface,
}
}
- pub(crate) fn block_disconnected<B: Deref, F: Deref, L: Deref>(&mut self, height: u32, broadcaster: B, fee_estimator: F, logger: L)
+ pub(crate) fn block_disconnected<B: Deref, F: Deref, L: Deref>(&mut self, height: u32, broadcaster: B, fee_estimator: &LowerBoundedFeeEstimator<F>, logger: L)
where B::Target: BroadcasterInterface,
F::Target: FeeEstimator,
L::Target: Logger,
}
}
for (_, request) in bump_candidates.iter_mut() {
- if let Some((new_timer, new_feerate, bump_tx)) = self.generate_claim_tx(height, &request, &&*fee_estimator, &&*logger) {
+ if let Some((new_timer, new_feerate, bump_tx)) = self.generate_claim_tx(height, &request, fee_estimator, &&*logger) {
request.set_timer(new_timer);
request.set_feerate(new_feerate);
log_info!(logger, "Broadcasting onchain {}", log_tx!(bump_tx));
}
}
+ pub(crate) fn is_output_spend_pending(&self, outpoint: &BitcoinOutPoint) -> bool {
+ self.claimable_outpoints.get(outpoint).is_some()
+ }
+
pub(crate) fn get_relevant_txids(&self) -> Vec<Txid> {
let mut txids: Vec<Txid> = self.onchain_events_awaiting_threshold_conf
.iter()
htlc_tx
}
+ pub(crate) fn opt_anchors(&self) -> bool {
+ self.channel_transaction_parameters.opt_anchors.is_some()
+ }
+
#[cfg(any(test,feature = "unsafe_revoked_tx_signing"))]
pub(crate) fn unsafe_get_fully_signed_htlc_tx(&mut self, outp: &::bitcoin::OutPoint, preimage: &Option<PaymentPreimage>) -> Option<Transaction> {
let latest_had_sigs = self.holder_htlc_sigs.is_some();