revocation_base_key: SecretKey,
htlc_base_key: SecretKey,
delayed_payment_base_key: SecretKey,
+ payment_base_key: SecretKey,
prev_latest_per_commitment_point: Option<PublicKey>,
latest_per_commitment_point: Option<PublicKey>,
},
}
impl ChannelMonitor {
- pub(super) fn new(revocation_base_key: &SecretKey, delayed_payment_base_key: &SecretKey, htlc_base_key: &SecretKey, our_to_self_delay: u16, destination_script: Script, logger: Arc<Logger>) -> ChannelMonitor {
+ pub(super) fn new(revocation_base_key: &SecretKey, delayed_payment_base_key: &SecretKey, htlc_base_key: &SecretKey, payment_base_key: &SecretKey, our_to_self_delay: u16, destination_script: Script, logger: Arc<Logger>) -> ChannelMonitor {
ChannelMonitor {
funding_txo: None,
commitment_transaction_number_obscure_factor: 0,
revocation_base_key: revocation_base_key.clone(),
htlc_base_key: htlc_base_key.clone(),
delayed_payment_base_key: delayed_payment_base_key.clone(),
+ payment_base_key: payment_base_key.clone(),
prev_latest_per_commitment_point: None,
latest_per_commitment_point: None,
},
feerate_per_kw,
htlc_outputs,
});
- self.key_storage = if let KeyStorage::PrivMode { ref revocation_base_key, ref htlc_base_key, ref delayed_payment_base_key, prev_latest_per_commitment_point: _, ref latest_per_commitment_point } = self.key_storage {
+ self.key_storage = if let KeyStorage::PrivMode { ref revocation_base_key, ref htlc_base_key, ref delayed_payment_base_key, ref payment_base_key, ref latest_per_commitment_point, .. } = self.key_storage {
KeyStorage::PrivMode {
revocation_base_key: *revocation_base_key,
htlc_base_key: *htlc_base_key,
delayed_payment_base_key: *delayed_payment_base_key,
+ payment_base_key: *payment_base_key,
prev_latest_per_commitment_point: *latest_per_commitment_point,
latest_per_commitment_point: Some(local_keys.per_commitment_point),
}
U48(self.commitment_transaction_number_obscure_factor).write(writer)?;
match self.key_storage {
- KeyStorage::PrivMode { ref revocation_base_key, ref htlc_base_key, ref delayed_payment_base_key, ref prev_latest_per_commitment_point, ref latest_per_commitment_point } => {
+ KeyStorage::PrivMode { ref revocation_base_key, ref htlc_base_key, ref delayed_payment_base_key, ref payment_base_key, ref prev_latest_per_commitment_point, ref latest_per_commitment_point } => {
writer.write_all(&[0; 1])?;
writer.write_all(&revocation_base_key[..])?;
writer.write_all(&htlc_base_key[..])?;
writer.write_all(&delayed_payment_base_key[..])?;
+ writer.write_all(&payment_base_key[..])?;
if let Some(ref prev_latest_per_commitment_point) = *prev_latest_per_commitment_point {
writer.write_all(&[1; 1])?;
writer.write_all(&prev_latest_per_commitment_point.serialize())?;
htlc_idxs.push(None);
values.push(outp.value);
total_value += outp.value;
- break; // There can only be one of these
+ } else if outp.script_pubkey.is_v0_p2wpkh() {
+ match self.key_storage {
+ KeyStorage::PrivMode { ref payment_base_key, .. } => {
+ let per_commitment_point = PublicKey::from_secret_key(&self.secp_ctx, &per_commitment_key);
+ if let Ok(local_key) = chan_utils::derive_private_key(&self.secp_ctx, &per_commitment_point, &payment_base_key) {
+ spendable_outputs.push(SpendableOutputDescriptor::DynamicOutputP2WPKH {
+ outpoint: BitcoinOutPoint { txid: commitment_txid, vout: idx as u32 },
+ key: local_key,
+ output: outp.clone(),
+ });
+ }
+ }
+ KeyStorage::SigsMode { .. } => {
+ //TODO: we need to ensure an offline client will generate the event when it
+ // cames back online after only the watchtower saw the transaction
+ }
+ }
}
}
Some(their_htlc_base_key) => ignore_error!(chan_utils::derive_public_key(&self.secp_ctx, revocation_point, &their_htlc_base_key)),
};
+
+ for (idx, outp) in tx.output.iter().enumerate() {
+ if outp.script_pubkey.is_v0_p2wpkh() {
+ match self.key_storage {
+ KeyStorage::PrivMode { ref payment_base_key, .. } => {
+ if let Ok(local_key) = chan_utils::derive_private_key(&self.secp_ctx, &revocation_point, &payment_base_key) {
+ spendable_outputs.push(SpendableOutputDescriptor::DynamicOutputP2WPKH {
+ outpoint: BitcoinOutPoint { txid: commitment_txid, vout: idx as u32 },
+ key: local_key,
+ output: outp.clone(),
+ });
+ }
+ }
+ KeyStorage::SigsMode { .. } => {
+ //TODO: we need to ensure an offline client will generate the event when it
+ // cames back online after only the watchtower saw the transaction
+ }
+ }
+ break; // Only to_remote ouput is claimable
+ }
+ }
+
let mut total_value = 0;
let mut values = Vec::new();
let mut inputs = Vec::new();
if let Some(ref per_commitment_point) = *per_commitment_point {
if let Some(ref delayed_payment_base_key) = *delayed_payment_base_key {
if let Ok(local_delayedkey) = chan_utils::derive_private_key(&self.secp_ctx, per_commitment_point, delayed_payment_base_key) {
- spendable_outputs.push(SpendableOutputDescriptor::DynamicOutput {
+ spendable_outputs.push(SpendableOutputDescriptor::DynamicOutputP2WSH {
outpoint: BitcoinOutPoint { txid: $father_tx.txid(), vout: $vout },
- local_delayedkey,
+ key: local_delayedkey,
witness_script: chan_utils::get_revokeable_redeemscript(&local_tx.revocation_key, self.our_to_self_delay, &local_tx.delayed_payment_key),
to_self_delay: self.our_to_self_delay,
output: $father_tx.output[$vout as usize].clone(),
if let &Some(ref local_tx) = &self.current_local_signed_commitment_tx {
if local_tx.txid == commitment_txid {
match self.key_storage {
- KeyStorage::PrivMode { revocation_base_key: _, htlc_base_key: _, ref delayed_payment_base_key, prev_latest_per_commitment_point: _, ref latest_per_commitment_point } => {
+ KeyStorage::PrivMode { ref delayed_payment_base_key, ref latest_per_commitment_point, .. } => {
return self.broadcast_by_local_state(local_tx, latest_per_commitment_point, &Some(*delayed_payment_base_key));
},
KeyStorage::SigsMode { .. } => {
if let &Some(ref local_tx) = &self.prev_local_signed_commitment_tx {
if local_tx.txid == commitment_txid {
match self.key_storage {
- KeyStorage::PrivMode { revocation_base_key: _, htlc_base_key: _, ref delayed_payment_base_key, ref prev_latest_per_commitment_point, .. } => {
+ KeyStorage::PrivMode { ref delayed_payment_base_key, ref prev_latest_per_commitment_point, .. } => {
return self.broadcast_by_local_state(local_tx, prev_latest_per_commitment_point, &Some(*delayed_payment_base_key));
},
KeyStorage::SigsMode { .. } => {
if self.would_broadcast_at_height(height) {
broadcaster.broadcast_transaction(&cur_local_tx.tx);
match self.key_storage {
- KeyStorage::PrivMode { revocation_base_key: _, htlc_base_key: _, ref delayed_payment_base_key, prev_latest_per_commitment_point: _, ref latest_per_commitment_point } => {
+ KeyStorage::PrivMode { ref delayed_payment_base_key, ref latest_per_commitment_point, .. } => {
let (txs, mut outputs) = self.broadcast_by_local_state(&cur_local_tx, latest_per_commitment_point, &Some(*delayed_payment_base_key));
spendable_outputs.append(&mut outputs);
for tx in txs {
let revocation_base_key = Readable::read(reader)?;
let htlc_base_key = Readable::read(reader)?;
let delayed_payment_base_key = Readable::read(reader)?;
+ let payment_base_key = Readable::read(reader)?;
let prev_latest_per_commitment_point = match <u8 as Readable<R>>::read(reader)? {
0 => None,
1 => Some(Readable::read(reader)?),
revocation_base_key,
htlc_base_key,
delayed_payment_base_key,
+ payment_base_key,
prev_latest_per_commitment_point,
latest_per_commitment_point,
}
{
// insert_secret correct sequence
- monitor = ChannelMonitor::new(&SecretKey::from_slice(&secp_ctx, &[42; 32]).unwrap(), &SecretKey::from_slice(&secp_ctx, &[43; 32]).unwrap(), &SecretKey::from_slice(&secp_ctx, &[44; 32]).unwrap(), 0, Script::new(), logger.clone());
+ monitor = ChannelMonitor::new(&SecretKey::from_slice(&secp_ctx, &[42; 32]).unwrap(), &SecretKey::from_slice(&secp_ctx, &[43; 32]).unwrap(), &SecretKey::from_slice(&secp_ctx, &[44; 32]).unwrap(), &SecretKey::from_slice(&secp_ctx, &[44; 32]).unwrap(), 0, Script::new(), logger.clone());
secrets.clear();
secrets.push([0; 32]);
{
// insert_secret #1 incorrect
- monitor = ChannelMonitor::new(&SecretKey::from_slice(&secp_ctx, &[42; 32]).unwrap(), &SecretKey::from_slice(&secp_ctx, &[43; 32]).unwrap(), &SecretKey::from_slice(&secp_ctx, &[44; 32]).unwrap(), 0, Script::new(), logger.clone());
+ monitor = ChannelMonitor::new(&SecretKey::from_slice(&secp_ctx, &[42; 32]).unwrap(), &SecretKey::from_slice(&secp_ctx, &[43; 32]).unwrap(), &SecretKey::from_slice(&secp_ctx, &[44; 32]).unwrap(), &SecretKey::from_slice(&secp_ctx, &[44; 32]).unwrap(), 0, Script::new(), logger.clone());
secrets.clear();
secrets.push([0; 32]);
{
// insert_secret #2 incorrect (#1 derived from incorrect)
- monitor = ChannelMonitor::new(&SecretKey::from_slice(&secp_ctx, &[42; 32]).unwrap(), &SecretKey::from_slice(&secp_ctx, &[43; 32]).unwrap(), &SecretKey::from_slice(&secp_ctx, &[44; 32]).unwrap(), 0, Script::new(), logger.clone());
+ monitor = ChannelMonitor::new(&SecretKey::from_slice(&secp_ctx, &[42; 32]).unwrap(), &SecretKey::from_slice(&secp_ctx, &[43; 32]).unwrap(), &SecretKey::from_slice(&secp_ctx, &[44; 32]).unwrap(), &SecretKey::from_slice(&secp_ctx, &[44; 32]).unwrap(), 0, Script::new(), logger.clone());
secrets.clear();
secrets.push([0; 32]);
{
// insert_secret #3 incorrect
- monitor = ChannelMonitor::new(&SecretKey::from_slice(&secp_ctx, &[42; 32]).unwrap(), &SecretKey::from_slice(&secp_ctx, &[43; 32]).unwrap(), &SecretKey::from_slice(&secp_ctx, &[44; 32]).unwrap(), 0, Script::new(), logger.clone());
+ monitor = ChannelMonitor::new(&SecretKey::from_slice(&secp_ctx, &[42; 32]).unwrap(), &SecretKey::from_slice(&secp_ctx, &[43; 32]).unwrap(), &SecretKey::from_slice(&secp_ctx, &[44; 32]).unwrap(), &SecretKey::from_slice(&secp_ctx, &[44; 32]).unwrap(), 0, Script::new(), logger.clone());
secrets.clear();
secrets.push([0; 32]);
{
// insert_secret #4 incorrect (1,2,3 derived from incorrect)
- monitor = ChannelMonitor::new(&SecretKey::from_slice(&secp_ctx, &[42; 32]).unwrap(), &SecretKey::from_slice(&secp_ctx, &[43; 32]).unwrap(), &SecretKey::from_slice(&secp_ctx, &[44; 32]).unwrap(), 0, Script::new(), logger.clone());
+ monitor = ChannelMonitor::new(&SecretKey::from_slice(&secp_ctx, &[42; 32]).unwrap(), &SecretKey::from_slice(&secp_ctx, &[43; 32]).unwrap(), &SecretKey::from_slice(&secp_ctx, &[44; 32]).unwrap(), &SecretKey::from_slice(&secp_ctx, &[44; 32]).unwrap(), 0, Script::new(), logger.clone());
secrets.clear();
secrets.push([0; 32]);
{
// insert_secret #5 incorrect
- monitor = ChannelMonitor::new(&SecretKey::from_slice(&secp_ctx, &[42; 32]).unwrap(), &SecretKey::from_slice(&secp_ctx, &[43; 32]).unwrap(), &SecretKey::from_slice(&secp_ctx, &[44; 32]).unwrap(), 0, Script::new(), logger.clone());
+ monitor = ChannelMonitor::new(&SecretKey::from_slice(&secp_ctx, &[42; 32]).unwrap(), &SecretKey::from_slice(&secp_ctx, &[43; 32]).unwrap(), &SecretKey::from_slice(&secp_ctx, &[44; 32]).unwrap(), &SecretKey::from_slice(&secp_ctx, &[44; 32]).unwrap(), 0, Script::new(), logger.clone());
secrets.clear();
secrets.push([0; 32]);
{
// insert_secret #6 incorrect (5 derived from incorrect)
- monitor = ChannelMonitor::new(&SecretKey::from_slice(&secp_ctx, &[42; 32]).unwrap(), &SecretKey::from_slice(&secp_ctx, &[43; 32]).unwrap(), &SecretKey::from_slice(&secp_ctx, &[44; 32]).unwrap(), 0, Script::new(), logger.clone());
+ monitor = ChannelMonitor::new(&SecretKey::from_slice(&secp_ctx, &[42; 32]).unwrap(), &SecretKey::from_slice(&secp_ctx, &[43; 32]).unwrap(), &SecretKey::from_slice(&secp_ctx, &[44; 32]).unwrap(), &SecretKey::from_slice(&secp_ctx, &[44; 32]).unwrap(), 0, Script::new(), logger.clone());
secrets.clear();
secrets.push([0; 32]);
{
// insert_secret #7 incorrect
- monitor = ChannelMonitor::new(&SecretKey::from_slice(&secp_ctx, &[42; 32]).unwrap(), &SecretKey::from_slice(&secp_ctx, &[43; 32]).unwrap(), &SecretKey::from_slice(&secp_ctx, &[44; 32]).unwrap(), 0, Script::new(), logger.clone());
+ monitor = ChannelMonitor::new(&SecretKey::from_slice(&secp_ctx, &[42; 32]).unwrap(), &SecretKey::from_slice(&secp_ctx, &[43; 32]).unwrap(), &SecretKey::from_slice(&secp_ctx, &[44; 32]).unwrap(), &SecretKey::from_slice(&secp_ctx, &[44; 32]).unwrap(), 0, Script::new(), logger.clone());
secrets.clear();
secrets.push([0; 32]);
{
// insert_secret #8 incorrect
- monitor = ChannelMonitor::new(&SecretKey::from_slice(&secp_ctx, &[42; 32]).unwrap(), &SecretKey::from_slice(&secp_ctx, &[43; 32]).unwrap(), &SecretKey::from_slice(&secp_ctx, &[44; 32]).unwrap(), 0, Script::new(), logger.clone());
+ monitor = ChannelMonitor::new(&SecretKey::from_slice(&secp_ctx, &[42; 32]).unwrap(), &SecretKey::from_slice(&secp_ctx, &[43; 32]).unwrap(), &SecretKey::from_slice(&secp_ctx, &[44; 32]).unwrap(), &SecretKey::from_slice(&secp_ctx, &[44; 32]).unwrap(), 0, Script::new(), logger.clone());
secrets.clear();
secrets.push([0; 32]);
// Prune with one old state and a local commitment tx holding a few overlaps with the
// old state.
- let mut monitor = ChannelMonitor::new(&SecretKey::from_slice(&secp_ctx, &[42; 32]).unwrap(), &SecretKey::from_slice(&secp_ctx, &[43; 32]).unwrap(), &SecretKey::from_slice(&secp_ctx, &[44; 32]).unwrap(), 0, Script::new(), logger.clone());
+ let mut monitor = ChannelMonitor::new(&SecretKey::from_slice(&secp_ctx, &[42; 32]).unwrap(), &SecretKey::from_slice(&secp_ctx, &[43; 32]).unwrap(), &SecretKey::from_slice(&secp_ctx, &[44; 32]).unwrap(), &SecretKey::from_slice(&secp_ctx, &[44; 32]).unwrap(), 0, Script::new(), logger.clone());
monitor.set_their_to_self_delay(10);
monitor.provide_latest_local_commitment_tx_info(dummy_tx.clone(), dummy_keys!(), 0, preimages_to_local_htlcs!(preimages[0..10]));