X-Git-Url: http://git.bitcoin.ninja/index.cgi?a=blobdiff_plain;ds=sidebyside;f=lightning%2Fsrc%2Fchain%2Fchannelmonitor.rs;h=ce8279234a54f71a201521e9a19545b29e319941;hb=5cddf5e06afeb9b6794308d8fa5e0d1eebb8e705;hp=78b5c65e1407170df338b71ca678e79b7738fda0;hpb=e404c129a5914531861608f1d266a4f0b6e48d97;p=rust-lightning

diff --git a/lightning/src/chain/channelmonitor.rs b/lightning/src/chain/channelmonitor.rs
index 78b5c65e..ce827923 100644
--- a/lightning/src/chain/channelmonitor.rs
+++ b/lightning/src/chain/channelmonitor.rs
@@ -50,7 +50,7 @@ use crate::util::logger::Logger;
 use crate::util::ser::{Readable, ReadableArgs, RequiredWrapper, MaybeReadable, UpgradableRequired, Writer, Writeable, U48};
 use crate::util::byte_utils;
 use crate::events::{Event, EventHandler};
-use crate::events::bump_transaction::{AnchorDescriptor, HTLCDescriptor, BumpTransactionEvent};
+use crate::events::bump_transaction::{ChannelDerivationParameters, AnchorDescriptor, HTLCDescriptor, BumpTransactionEvent};
 
 use crate::prelude::*;
 use core::{cmp, mem};
@@ -280,7 +280,7 @@ impl HolderSignedTx {
 
 /// We use this to track static counterparty commitment transaction data and to generate any
 /// justice or 2nd-stage preimage/timeout transactions.
-#[derive(PartialEq, Eq)]
+#[derive(Clone, PartialEq, Eq)]
 struct CounterpartyCommitmentParameters {
 	counterparty_delayed_payment_base_key: PublicKey,
 	counterparty_htlc_base_key: PublicKey,
@@ -334,7 +334,7 @@ impl Readable for CounterpartyCommitmentParameters {
 /// observed, as well as the transaction causing it.
 ///
 /// Used to determine when the on-chain event can be considered safe from a chain reorganization.
-#[derive(PartialEq, Eq)]
+#[derive(Clone, PartialEq, Eq)]
 struct OnchainEventEntry {
 	txid: Txid,
 	height: u32,
@@ -377,7 +377,7 @@ type CommitmentTxCounterpartyOutputInfo = Option<(u32, u64)>;
 
 /// Upon discovering of some classes of onchain tx by ChannelMonitor, we may have to take actions on it
 /// once they mature to enough confirmations (ANTI_REORG_DELAY)
-#[derive(PartialEq, Eq)]
+#[derive(Clone, PartialEq, Eq)]
 enum OnchainEvent {
 	/// An outbound HTLC failing after a transaction is confirmed. Used
 	///  * when an outbound HTLC output is spent by us after the HTLC timed out
@@ -682,7 +682,7 @@ impl Balance {
 }
 
 /// An HTLC which has been irrevocably resolved on-chain, and has reached ANTI_REORG_DELAY.
-#[derive(PartialEq, Eq)]
+#[derive(Clone, PartialEq, Eq)]
 struct IrrevocablyResolvedHTLC {
 	commitment_tx_output_idx: Option<u32>,
 	/// The txid of the transaction which resolved the HTLC, this may be a commitment (if the HTLC
@@ -750,7 +750,14 @@ pub struct ChannelMonitor<Signer: WriteableEcdsaChannelSigner> {
 	pub(super) inner: Mutex<ChannelMonitorImpl<Signer>>,
 }
 
-#[derive(PartialEq)]
+impl<Signer: WriteableEcdsaChannelSigner> Clone for ChannelMonitor<Signer> where Signer: Clone {
+	fn clone(&self) -> Self {
+		let inner = self.inner.lock().unwrap().clone();
+		ChannelMonitor::from_impl(inner)
+	}
+}
+
+#[derive(Clone, PartialEq)]
 pub(crate) struct ChannelMonitorImpl<Signer: WriteableEcdsaChannelSigner> {
 	latest_update_id: u64,
 	commitment_transaction_number_obscure_factor: u64,
@@ -2611,8 +2618,11 @@ impl<Signer: WriteableEcdsaChannelSigner> ChannelMonitorImpl<Signer> {
 						commitment_tx,
 						commitment_tx_fee_satoshis,
 						anchor_descriptor: AnchorDescriptor {
-							channel_keys_id: self.channel_keys_id,
-							channel_value_satoshis: self.channel_value_satoshis,
+							channel_derivation_parameters: ChannelDerivationParameters {
+								keys_id: self.channel_keys_id,
+								value_satoshis: self.channel_value_satoshis,
+								transaction_parameters: self.onchain_tx_handler.channel_transaction_parameters.clone(),
+							},
 							outpoint: BitcoinOutPoint {
 								txid: commitment_txid,
 								vout: anchor_output_idx,
@@ -2627,11 +2637,16 @@ impl<Signer: WriteableEcdsaChannelSigner> ChannelMonitorImpl<Signer> {
 					let mut htlc_descriptors = Vec::with_capacity(htlcs.len());
 					for htlc in htlcs {
 						htlc_descriptors.push(HTLCDescriptor {
-							channel_keys_id: self.channel_keys_id,
-							channel_value_satoshis: self.channel_value_satoshis,
-							channel_parameters: self.onchain_tx_handler.channel_transaction_parameters.clone(),
+							channel_derivation_parameters: ChannelDerivationParameters {
+								keys_id: self.channel_keys_id,
+								value_satoshis: self.channel_value_satoshis,
+								transaction_parameters: self.onchain_tx_handler.channel_transaction_parameters.clone(),
+							},
 							commitment_txid: htlc.commitment_txid,
 							per_commitment_number: htlc.per_commitment_number,
+							per_commitment_point: self.onchain_tx_handler.signer.get_per_commitment_point(
+								htlc.per_commitment_number, &self.onchain_tx_handler.secp_ctx,
+							),
 							htlc: htlc.htlc,
 							preimage: htlc.preimage,
 							counterparty_sig: htlc.counterparty_sig,