From: Antoine Riard Date: Mon, 2 Mar 2020 23:12:18 +0000 (-0500) Subject: Rename InputMaterial script to witness_script X-Git-Tag: v0.0.12~110^2 X-Git-Url: http://git.bitcoin.ninja/?a=commitdiff_plain;h=a4a5e014378368962e42118f527f38ce834fc94a;p=rust-lightning Rename InputMaterial script to witness_script --- diff --git a/lightning/src/ln/channelmonitor.rs b/lightning/src/ln/channelmonitor.rs index 67e306b46..ea9e7851e 100644 --- a/lightning/src/ln/channelmonitor.rs +++ b/lightning/src/ln/channelmonitor.rs @@ -451,21 +451,21 @@ struct LocalSignedTx { #[derive(Clone, PartialEq)] pub(crate) enum InputMaterial { Revoked { - script: Script, + witness_script: Script, pubkey: Option, key: SecretKey, is_htlc: bool, amount: u64, }, RemoteHTLC { - script: Script, + witness_script: Script, key: SecretKey, preimage: Option, amount: u64, locktime: u32, }, LocalHTLC { - script: Script, + witness_script: Script, sigs: (Signature, Signature), preimage: Option, amount: u64, @@ -475,25 +475,25 @@ pub(crate) enum InputMaterial { impl Writeable for InputMaterial { fn write(&self, writer: &mut W) -> Result<(), ::std::io::Error> { match self { - &InputMaterial::Revoked { ref script, ref pubkey, ref key, ref is_htlc, ref amount} => { + &InputMaterial::Revoked { ref witness_script, ref pubkey, ref key, ref is_htlc, ref amount} => { writer.write_all(&[0; 1])?; - script.write(writer)?; + witness_script.write(writer)?; pubkey.write(writer)?; writer.write_all(&key[..])?; is_htlc.write(writer)?; writer.write_all(&byte_utils::be64_to_array(*amount))?; }, - &InputMaterial::RemoteHTLC { ref script, ref key, ref preimage, ref amount, ref locktime } => { + &InputMaterial::RemoteHTLC { ref witness_script, ref key, ref preimage, ref amount, ref locktime } => { writer.write_all(&[1; 1])?; - script.write(writer)?; + witness_script.write(writer)?; key.write(writer)?; preimage.write(writer)?; writer.write_all(&byte_utils::be64_to_array(*amount))?; writer.write_all(&byte_utils::be32_to_array(*locktime))?; }, - &InputMaterial::LocalHTLC { ref script, ref sigs, ref preimage, ref amount } => { + &InputMaterial::LocalHTLC { ref witness_script, ref sigs, ref preimage, ref amount } => { writer.write_all(&[2; 1])?; - script.write(writer)?; + witness_script.write(writer)?; sigs.0.write(writer)?; sigs.1.write(writer)?; preimage.write(writer)?; @@ -508,13 +508,13 @@ impl Readable for InputMaterial { fn read(reader: &mut R) -> Result { let input_material = match ::read(reader)? { 0 => { - let script = Readable::read(reader)?; + let witness_script = Readable::read(reader)?; let pubkey = Readable::read(reader)?; let key = Readable::read(reader)?; let is_htlc = Readable::read(reader)?; let amount = Readable::read(reader)?; InputMaterial::Revoked { - script, + witness_script, pubkey, key, is_htlc, @@ -522,13 +522,13 @@ impl Readable for InputMaterial { } }, 1 => { - let script = Readable::read(reader)?; + let witness_script = Readable::read(reader)?; let key = Readable::read(reader)?; let preimage = Readable::read(reader)?; let amount = Readable::read(reader)?; let locktime = Readable::read(reader)?; InputMaterial::RemoteHTLC { - script, + witness_script, key, preimage, amount, @@ -536,13 +536,13 @@ impl Readable for InputMaterial { } }, 2 => { - let script = Readable::read(reader)?; + let witness_script = Readable::read(reader)?; let their_sig = Readable::read(reader)?; let our_sig = Readable::read(reader)?; let preimage = Readable::read(reader)?; let amount = Readable::read(reader)?; InputMaterial::LocalHTLC { - script, + witness_script, sigs: (their_sig, our_sig), preimage, amount @@ -1461,7 +1461,7 @@ impl ChannelMonitor { // First, process non-htlc outputs (to_local & to_remote) for (idx, outp) in tx.output.iter().enumerate() { if outp.script_pubkey == revokeable_p2wsh { - let witness_data = InputMaterial::Revoked { script: revokeable_redeemscript.clone(), pubkey: Some(revocation_pubkey), key: revocation_key, is_htlc: false, amount: outp.value }; + let witness_data = InputMaterial::Revoked { witness_script: revokeable_redeemscript.clone(), pubkey: Some(revocation_pubkey), key: revocation_key, is_htlc: false, amount: outp.value }; claimable_outpoints.push(ClaimRequest { absolute_timelock: height + self.our_to_self_delay as u32, aggregable: true, outpoint: BitcoinOutPoint { txid: commitment_txid, vout: idx as u32 }, witness_data}); } else if Some(&outp.script_pubkey) == local_payment_p2wpkh.as_ref() { spendable_outputs.push(SpendableOutputDescriptor::DynamicOutputP2WPKH { @@ -1482,7 +1482,7 @@ impl ChannelMonitor { tx.output[transaction_output_index as usize].script_pubkey != expected_script.to_v0_p2wsh() { return (claimable_outpoints, (commitment_txid, watch_outputs), spendable_outputs); // Corrupted per_commitment_data, fuck this user } - let witness_data = InputMaterial::Revoked { script: expected_script, pubkey: Some(revocation_pubkey), key: revocation_key, is_htlc: true, amount: tx.output[transaction_output_index as usize].value }; + let witness_data = InputMaterial::Revoked { witness_script: expected_script, pubkey: Some(revocation_pubkey), key: revocation_key, is_htlc: true, amount: tx.output[transaction_output_index as usize].value }; claimable_outpoints.push(ClaimRequest { absolute_timelock: htlc.cltv_expiry, aggregable: true, outpoint: BitcoinOutPoint { txid: commitment_txid, vout: transaction_output_index }, witness_data }); } } @@ -1646,7 +1646,7 @@ impl ChannelMonitor { let preimage = if htlc.offered { if let Some(p) = self.payment_preimages.get(&htlc.payment_hash) { Some(*p) } else { None } } else { None }; let aggregable = if !htlc.offered { false } else { true }; if preimage.is_some() || !htlc.offered { - let witness_data = InputMaterial::RemoteHTLC { script: expected_script, key: htlc_privkey, preimage, amount: htlc.amount_msat / 1000, locktime: htlc.cltv_expiry }; + let witness_data = InputMaterial::RemoteHTLC { witness_script: expected_script, key: htlc_privkey, preimage, amount: htlc.amount_msat / 1000, locktime: htlc.cltv_expiry }; claimable_outpoints.push(ClaimRequest { absolute_timelock: htlc.cltv_expiry, aggregable, outpoint: BitcoinOutPoint { txid: commitment_txid, vout: transaction_output_index }, witness_data }); } } @@ -1701,7 +1701,7 @@ impl ChannelMonitor { let htlc_txid = tx.txid(); //TODO: This is gonna be a performance bottleneck for watchtowers! log_trace!(self, "Remote HTLC broadcast {}:{}", htlc_txid, 0); - let witness_data = InputMaterial::Revoked { script: redeemscript, pubkey: Some(revocation_pubkey), key: revocation_key, is_htlc: false, amount: tx.output[0].value }; + let witness_data = InputMaterial::Revoked { witness_script: redeemscript, pubkey: Some(revocation_pubkey), key: revocation_key, is_htlc: false, amount: tx.output[0].value }; let claimable_outpoints = vec!(ClaimRequest { absolute_timelock: height + self.our_to_self_delay as u32, aggregable: true, outpoint: BitcoinOutPoint { txid: htlc_txid, vout: 0}, witness_data }); claimable_outpoints } @@ -1749,7 +1749,7 @@ impl ChannelMonitor { add_dynamic_output!(htlc_timeout_tx, 0); let mut per_input_material = HashMap::with_capacity(1); - per_input_material.insert(htlc_timeout_tx.input[0].previous_output, InputMaterial::LocalHTLC { script: htlc_script, sigs: (*their_sig, our_sig), preimage: None, amount: htlc.amount_msat / 1000}); + per_input_material.insert(htlc_timeout_tx.input[0].previous_output, InputMaterial::LocalHTLC { witness_script: htlc_script, sigs: (*their_sig, our_sig), preimage: None, amount: htlc.amount_msat / 1000}); //TODO: with option_simplified_commitment track outpoint too log_trace!(self, "Outpoint {}:{} is being being claimed", htlc_timeout_tx.input[0].previous_output.vout, htlc_timeout_tx.input[0].previous_output.txid); res.push(htlc_timeout_tx); @@ -1765,7 +1765,7 @@ impl ChannelMonitor { add_dynamic_output!(htlc_success_tx, 0); let mut per_input_material = HashMap::with_capacity(1); - per_input_material.insert(htlc_success_tx.input[0].previous_output, InputMaterial::LocalHTLC { script: htlc_script, sigs: (*their_sig, our_sig), preimage: Some(*payment_preimage), amount: htlc.amount_msat / 1000}); + per_input_material.insert(htlc_success_tx.input[0].previous_output, InputMaterial::LocalHTLC { witness_script: htlc_script, sigs: (*their_sig, our_sig), preimage: Some(*payment_preimage), amount: htlc.amount_msat / 1000}); //TODO: with option_simplified_commitment track outpoint too log_trace!(self, "Outpoint {}:{} is being being claimed", htlc_success_tx.input[0].previous_output.vout, htlc_success_tx.input[0].previous_output.txid); res.push(htlc_success_tx); diff --git a/lightning/src/ln/onchaintx.rs b/lightning/src/ln/onchaintx.rs index bbab04ac8..1ec68f5eb 100644 --- a/lightning/src/ln/onchaintx.rs +++ b/lightning/src/ln/onchaintx.rs @@ -402,8 +402,8 @@ impl OnchainTxHandler { let mut amt = 0; for per_outp_material in cached_claim_datas.per_input_material.values() { match per_outp_material { - &InputMaterial::Revoked { ref script, ref is_htlc, ref amount, .. } => { - inputs_witnesses_weight += Self::get_witnesses_weight(if !is_htlc { &[InputDescriptors::RevokedOutput] } else if HTLCType::scriptlen_to_htlctype(script.len()) == Some(HTLCType::OfferedHTLC) { &[InputDescriptors::RevokedOfferedHTLC] } else if HTLCType::scriptlen_to_htlctype(script.len()) == Some(HTLCType::AcceptedHTLC) { &[InputDescriptors::RevokedReceivedHTLC] } else { unreachable!() }); + &InputMaterial::Revoked { ref witness_script, ref is_htlc, ref amount, .. } => { + inputs_witnesses_weight += Self::get_witnesses_weight(if !is_htlc { &[InputDescriptors::RevokedOutput] } else if HTLCType::scriptlen_to_htlctype(witness_script.len()) == Some(HTLCType::OfferedHTLC) { &[InputDescriptors::RevokedOfferedHTLC] } else if HTLCType::scriptlen_to_htlctype(witness_script.len()) == Some(HTLCType::AcceptedHTLC) { &[InputDescriptors::RevokedReceivedHTLC] } else { unreachable!() }); amt += *amount; }, &InputMaterial::RemoteHTLC { ref preimage, ref amount, .. } => { @@ -436,9 +436,9 @@ impl OnchainTxHandler { for (i, (outp, per_outp_material)) in cached_claim_datas.per_input_material.iter().enumerate() { match per_outp_material { - &InputMaterial::Revoked { ref script, ref pubkey, ref key, ref is_htlc, ref amount } => { + &InputMaterial::Revoked { ref witness_script, ref pubkey, ref key, ref is_htlc, ref amount } => { let sighash_parts = bip143::SighashComponents::new(&bumped_tx); - let sighash = hash_to_message!(&sighash_parts.sighash_all(&bumped_tx.input[i], &script, *amount)[..]); + let sighash = hash_to_message!(&sighash_parts.sighash_all(&bumped_tx.input[i], &witness_script, *amount)[..]); let sig = self.secp_ctx.sign(&sighash, &key); bumped_tx.input[i].witness.push(sig.serialize_der().to_vec()); bumped_tx.input[i].witness[0].push(SigHashType::All as u8); @@ -447,13 +447,13 @@ impl OnchainTxHandler { } else { bumped_tx.input[i].witness.push(vec!(1)); } - bumped_tx.input[i].witness.push(script.clone().into_bytes()); - log_trace!(self, "Going to broadcast Penalty Transaction {} claiming revoked {} output {} from {} with new feerate {}...", bumped_tx.txid(), if !is_htlc { "to_local" } else if HTLCType::scriptlen_to_htlctype(script.len()) == Some(HTLCType::OfferedHTLC) { "offered" } else if HTLCType::scriptlen_to_htlctype(script.len()) == Some(HTLCType::AcceptedHTLC) { "received" } else { "" }, outp.vout, outp.txid, new_feerate); + bumped_tx.input[i].witness.push(witness_script.clone().into_bytes()); + log_trace!(self, "Going to broadcast Penalty Transaction {} claiming revoked {} output {} from {} with new feerate {}...", bumped_tx.txid(), if !is_htlc { "to_local" } else if HTLCType::scriptlen_to_htlctype(witness_script.len()) == Some(HTLCType::OfferedHTLC) { "offered" } else if HTLCType::scriptlen_to_htlctype(witness_script.len()) == Some(HTLCType::AcceptedHTLC) { "received" } else { "" }, outp.vout, outp.txid, new_feerate); }, - &InputMaterial::RemoteHTLC { ref script, ref key, ref preimage, ref amount, ref locktime } => { + &InputMaterial::RemoteHTLC { ref witness_script, ref key, ref preimage, ref amount, ref locktime } => { if !preimage.is_some() { bumped_tx.lock_time = *locktime }; // Right now we don't aggregate time-locked transaction, if we do we should set lock_time before to avoid breaking hash computation let sighash_parts = bip143::SighashComponents::new(&bumped_tx); - let sighash = hash_to_message!(&sighash_parts.sighash_all(&bumped_tx.input[i], &script, *amount)[..]); + let sighash = hash_to_message!(&sighash_parts.sighash_all(&bumped_tx.input[i], &witness_script, *amount)[..]); let sig = self.secp_ctx.sign(&sighash, &key); bumped_tx.input[i].witness.push(sig.serialize_der().to_vec()); bumped_tx.input[i].witness[0].push(SigHashType::All as u8); @@ -462,7 +462,7 @@ impl OnchainTxHandler { } else { bumped_tx.input[i].witness.push(vec![0]); } - bumped_tx.input[i].witness.push(script.clone().into_bytes()); + bumped_tx.input[i].witness.push(witness_script.clone().into_bytes()); log_trace!(self, "Going to broadcast Claim Transaction {} claiming remote {} htlc output {} from {} with new feerate {}...", bumped_tx.txid(), if preimage.is_some() { "offered" } else { "received" }, outp.vout, outp.txid, new_feerate); }, &InputMaterial::LocalHTLC { .. } => {