//! Various utilities for building scripts related to channels. These are
//! largely of interest for those implementing the traits on [`crate::sign`] by hand.
+use bitcoin::{PubkeyHash, WPubkeyHash};
+use bitcoin::amount::Amount;
use bitcoin::blockdata::script::{Script, ScriptBuf, Builder};
use bitcoin::blockdata::opcodes;
use bitcoin::blockdata::transaction::{TxIn,TxOut,OutPoint,Transaction};
use bitcoin::sighash;
use bitcoin::sighash::EcdsaSighashType;
-use bitcoin::address::Payload;
+use bitcoin::transaction::Version;
use bitcoin::hashes::{Hash, HashEngine};
+use bitcoin::hashes::hash160::Hash as Hash160;
use bitcoin::hashes::sha256::Hash as Sha256;
use bitcoin::hashes::ripemd160::Hash as Ripemd160;
-use bitcoin::hash_types::{Txid, PubkeyHash, WPubkeyHash};
+use bitcoin::hash_types::Txid;
use crate::chain::chaininterface::fee_for_weight;
use crate::chain::package::WEIGHT_REVOKED_OUTPUT;
use crate::sign::EntropySource;
-use crate::ln::{PaymentHash, PaymentPreimage};
+use crate::ln::types::{PaymentHash, PaymentPreimage};
use crate::ln::msgs::DecodeError;
use crate::util::ser::{Readable, RequiredWrapper, Writeable, Writer};
use crate::util::transaction_utils;
use bitcoin::blockdata::locktime::absolute::LockTime;
+use bitcoin::ecdsa::Signature as BitcoinSignature;
use bitcoin::secp256k1::{SecretKey, PublicKey, Scalar};
use bitcoin::secp256k1::{Secp256k1, ecdsa::Signature, Message};
use bitcoin::{secp256k1, Sequence, Witness};
-use bitcoin::PublicKey as BitcoinPublicKey;
use crate::io;
-use crate::prelude::*;
use core::cmp;
use crate::ln::chan_utils;
use crate::util::transaction_utils::sort_outputs;
use crate::crypto::utils::{sign, sign_with_aux_rand};
use super::channel_keys::{DelayedPaymentBasepoint, DelayedPaymentKey, HtlcKey, HtlcBasepoint, RevocationKey, RevocationBasepoint};
+#[allow(unused_imports)]
+use crate::prelude::*;
+
/// Maximum number of one-way in-flight HTLC (protocol-level value).
pub const MAX_HTLCS: u16 = 483;
/// The weight of a BIP141 witnessScript for a BOLT3's "offered HTLC output" on a commitment transaction, non-anchor variant.
}
/// Build a closing transaction
-pub fn build_closing_transaction(to_holder_value_sat: u64, to_counterparty_value_sat: u64, to_holder_script: ScriptBuf, to_counterparty_script: ScriptBuf, funding_outpoint: OutPoint) -> Transaction {
+pub fn build_closing_transaction(to_holder_value_sat: Amount, to_counterparty_value_sat: Amount, to_holder_script: ScriptBuf, to_counterparty_script: ScriptBuf, funding_outpoint: OutPoint) -> Transaction {
let txins = {
let mut ins: Vec<TxIn> = Vec::new();
ins.push(TxIn {
let mut txouts: Vec<(TxOut, ())> = Vec::new();
- if to_counterparty_value_sat > 0 {
+ if to_counterparty_value_sat > Amount::ZERO {
txouts.push((TxOut {
script_pubkey: to_counterparty_script,
value: to_counterparty_value_sat
}, ()));
}
- if to_holder_value_sat > 0 {
+ if to_holder_value_sat > Amount::ZERO {
txouts.push((TxOut {
script_pubkey: to_holder_script,
value: to_holder_value_sat
}
Transaction {
- version: 2,
+ version: Version::TWO,
lock_time: LockTime::ZERO,
input: txins,
output: outputs,
/// the channel type.
pub fn get_counterparty_payment_script(channel_type_features: &ChannelTypeFeatures, payment_key: &PublicKey) -> ScriptBuf {
if channel_type_features.supports_anchors_zero_fee_htlc_tx() {
- get_to_countersignatory_with_anchors_redeemscript(payment_key).to_v0_p2wsh()
+ get_to_countersignatory_with_anchors_redeemscript(payment_key).to_p2wsh()
} else {
- ScriptBuf::new_v0_p2wpkh(&WPubkeyHash::hash(&payment_key.serialize()))
+ ScriptBuf::new_p2wpkh(&WPubkeyHash::hash(&payment_key.serialize()))
}
}
pub transaction_output_index: Option<u32>,
}
+impl HTLCOutputInCommitment {
+ /// Converts HTLC's value with millisatoshi precision into [bitcoin::Amount] with satoshi precision.
+ /// Typically this conversion is needed when transitioning from LN into base-layer Bitcoin,
+ /// e. g. in commitment transactions.
+ pub const fn to_bitcoin_amount(&self) -> Amount {
+ Amount::from_sat(self.amount_msat / 1000)
+ }
+}
+
impl_writeable_tlv_based!(HTLCOutputInCommitment, {
(0, offered, required),
(2, amount_msat, required),
));
Transaction {
- version: 2,
+ version: Version::TWO,
lock_time: LockTime::from_consensus(if htlc.offered { htlc.cltv_expiry } else { 0 }),
input: txins,
output: txouts,
htlc_success_tx_weight(channel_type_features)
};
let output_value = if channel_type_features.supports_anchors_zero_fee_htlc_tx() && !channel_type_features.supports_anchors_nonzero_fee_htlc_tx() {
- htlc.amount_msat / 1000
+ htlc.to_bitcoin_amount()
} else {
- let total_fee = feerate_per_kw as u64 * weight / 1000;
- htlc.amount_msat / 1000 - total_fee
+ let total_fee = Amount::from_sat(feerate_per_kw as u64 * weight / 1000);
+ htlc.to_bitcoin_amount() - total_fee
};
TxOut {
- script_pubkey: get_revokeable_redeemscript(revocation_key, contest_delay, broadcaster_delayed_payment_key).to_v0_p2wsh(),
+ script_pubkey: get_revokeable_redeemscript(revocation_key, contest_delay, broadcaster_delayed_payment_key).to_p2wsh(),
value: output_value,
}
}
let mut witness = Witness::new();
// First push the multisig dummy, note that due to BIP147 (NULLDUMMY) it must be a zero-length element.
witness.push(vec![]);
- witness.push_bitcoin_signature(&remote_sig.serialize_der(), remote_sighash_type);
- witness.push_bitcoin_signature(&local_sig.serialize_der(), EcdsaSighashType::All);
+ witness.push_ecdsa_signature(&BitcoinSignature { sig: *remote_sig, hash_ty: remote_sighash_type });
+ witness.push_ecdsa_signature(&BitcoinSignature::sighash_all(*local_sig));
if let Some(preimage) = preimage {
witness.push(preimage.0.to_vec());
} else {
/// Locates the output with an anchor script paying to `funding_pubkey` within `commitment_tx`.
pub(crate) fn get_anchor_output<'a>(commitment_tx: &'a Transaction, funding_pubkey: &PublicKey) -> Option<(u32, &'a TxOut)> {
- let anchor_script = chan_utils::get_anchor_redeemscript(funding_pubkey).to_v0_p2wsh();
+ let anchor_script = chan_utils::get_anchor_redeemscript(funding_pubkey).to_p2wsh();
commitment_tx.output.iter().enumerate()
.find(|(_, txout)| txout.script_pubkey == anchor_script)
.map(|(idx, txout)| (idx as u32, txout))
pub fn build_anchor_input_witness(funding_key: &PublicKey, funding_sig: &Signature) -> Witness {
let anchor_redeem_script = chan_utils::get_anchor_redeemscript(funding_key);
let mut ret = Witness::new();
- ret.push_bitcoin_signature(&funding_sig.serialize_der(), EcdsaSighashType::All);
+ ret.push_ecdsa_signature(&BitcoinSignature::sighash_all(*funding_sig));
ret.push(anchor_redeem_script.as_bytes());
ret
}
self.counterparty_parameters.is_some() && self.funding_outpoint.is_some()
}
+ /// Whether the channel supports zero-fee HTLC transaction anchors.
+ pub(crate) fn supports_anchors(&self) -> bool {
+ self.channel_type_features.supports_anchors_zero_fee_htlc_tx()
+ }
+
/// Convert the holder/counterparty parameters to broadcaster/countersignatory-organized parameters,
/// given that the holder is the broadcaster.
///
pub fn dummy(htlcs: &mut Vec<(HTLCOutputInCommitment, ())>) -> Self {
let secp_ctx = Secp256k1::new();
let dummy_key = PublicKey::from_secret_key(&secp_ctx, &SecretKey::from_slice(&[42; 32]).unwrap());
- let dummy_sig = sign(&secp_ctx, &secp256k1::Message::from_slice(&[42; 32]).unwrap(), &SecretKey::from_slice(&[42; 32]).unwrap());
+ let dummy_sig = sign(&secp_ctx, &secp256k1::Message::from_digest([42; 32]), &SecretKey::from_slice(&[42; 32]).unwrap());
let keys = TxCreationKeys {
per_commitment_point: dummy_key.clone(),
tx.input[0].witness.push(Vec::new());
if self.holder_sig_first {
- tx.input[0].witness.push_bitcoin_signature(&holder_sig.serialize_der(), EcdsaSighashType::All);
- tx.input[0].witness.push_bitcoin_signature(&self.counterparty_sig.serialize_der(), EcdsaSighashType::All);
+ tx.input[0].witness.push_ecdsa_signature(&BitcoinSignature::sighash_all(holder_sig));
+ tx.input[0].witness.push_ecdsa_signature(&BitcoinSignature::sighash_all(self.counterparty_sig));
} else {
- tx.input[0].witness.push_bitcoin_signature(&self.counterparty_sig.serialize_der(), EcdsaSighashType::All);
- tx.input[0].witness.push_bitcoin_signature(&holder_sig.serialize_der(), EcdsaSighashType::All);
+ tx.input[0].witness.push_ecdsa_signature(&BitcoinSignature::sighash_all(self.counterparty_sig));
+ tx.input[0].witness.push_ecdsa_signature(&BitcoinSignature::sighash_all(holder_sig));
}
tx.input[0].witness.push(funding_redeemscript.as_bytes().to_vec());
///
/// This can be used to verify a signature.
pub fn get_sighash_all(&self, funding_redeemscript: &Script, channel_value_satoshis: u64) -> Message {
- let sighash = &sighash::SighashCache::new(&self.transaction).segwit_signature_hash(0, funding_redeemscript, channel_value_satoshis, EcdsaSighashType::All).unwrap()[..];
+ let sighash = &sighash::SighashCache::new(&self.transaction).p2wsh_signature_hash(0, funding_redeemscript, Amount::from_sat(channel_value_satoshis), EcdsaSighashType::All).unwrap()[..];
hash_to_message!(sighash)
}
/// secret key.
#[derive(Clone, Hash, PartialEq, Eq)]
pub struct ClosingTransaction {
- to_holder_value_sat: u64,
- to_counterparty_value_sat: u64,
+ to_holder_value_sat: Amount,
+ to_counterparty_value_sat: Amount,
to_holder_script: ScriptBuf,
to_counterparty_script: ScriptBuf,
built: Transaction,
to_counterparty_script: ScriptBuf,
funding_outpoint: OutPoint,
) -> Self {
+ let to_holder_value_sat = Amount::from_sat(to_holder_value_sat);
+ let to_counterparty_value_sat = Amount::from_sat(to_counterparty_value_sat);
let built = build_closing_transaction(
to_holder_value_sat, to_counterparty_value_sat,
to_holder_script.clone(), to_counterparty_script.clone(),
/// The value to be sent to the holder, or zero if the output will be omitted
pub fn to_holder_value_sat(&self) -> u64 {
- self.to_holder_value_sat
+ self.to_holder_value_sat.to_sat()
}
/// The value to be sent to the counterparty, or zero if the output will be omitted
pub fn to_counterparty_value_sat(&self) -> u64 {
- self.to_counterparty_value_sat
+ self.to_counterparty_value_sat.to_sat()
}
/// The destination of the holder's output
///
/// This can be used to verify a signature.
pub fn get_sighash_all(&self, funding_redeemscript: &Script, channel_value_satoshis: u64) -> Message {
- let sighash = &sighash::SighashCache::new(&self.inner.built).segwit_signature_hash(0, funding_redeemscript, channel_value_satoshis, EcdsaSighashType::All).unwrap()[..];
+ let sighash = &sighash::SighashCache::new(&self.inner.built).p2wsh_signature_hash(0, funding_redeemscript, Amount::from_sat(channel_value_satoshis), EcdsaSighashType::All).unwrap()[..];
hash_to_message!(sighash)
}
#[derive(Clone, Debug)]
pub struct CommitmentTransaction {
commitment_number: u64,
- to_broadcaster_value_sat: u64,
- to_countersignatory_value_sat: u64,
+ to_broadcaster_value_sat: Amount,
+ to_countersignatory_value_sat: Amount,
to_broadcaster_delay: Option<u16>, // Added in 0.0.117
feerate_per_kw: u32,
htlcs: Vec<HTLCOutputInCommitment>,
///
/// This is not exported to bindings users due to the generic though we likely should expose a version without
pub fn new_with_auxiliary_htlc_data<T>(commitment_number: u64, to_broadcaster_value_sat: u64, to_countersignatory_value_sat: u64, broadcaster_funding_key: PublicKey, countersignatory_funding_key: PublicKey, keys: TxCreationKeys, feerate_per_kw: u32, htlcs_with_aux: &mut Vec<(HTLCOutputInCommitment, T)>, channel_parameters: &DirectedChannelTransactionParameters) -> CommitmentTransaction {
+ let to_broadcaster_value_sat = Amount::from_sat(to_broadcaster_value_sat);
+ let to_countersignatory_value_sat = Amount::from_sat(to_countersignatory_value_sat);
+
// Sort outputs and populate output indices while keeping track of the auxiliary data
let (outputs, htlcs) = Self::internal_build_outputs(&keys, to_broadcaster_value_sat, to_countersignatory_value_sat, htlcs_with_aux, channel_parameters, &broadcaster_funding_key, &countersignatory_funding_key).unwrap();
fn make_transaction(obscured_commitment_transaction_number: u64, txins: Vec<TxIn>, outputs: Vec<TxOut>) -> Transaction {
Transaction {
- version: 2,
+ version: Version::TWO,
lock_time: LockTime::from_consensus(((0x20 as u32) << 8 * 3) | ((obscured_commitment_transaction_number & 0xffffffu64) as u32)),
input: txins,
output: outputs,
// - initial sorting of outputs / HTLCs in the constructor, in which case T is auxiliary data the
// caller needs to have sorted together with the HTLCs so it can keep track of the output index
// - building of a bitcoin transaction during a verify() call, in which case T is just ()
- fn internal_build_outputs<T>(keys: &TxCreationKeys, to_broadcaster_value_sat: u64, to_countersignatory_value_sat: u64, htlcs_with_aux: &mut Vec<(HTLCOutputInCommitment, T)>, channel_parameters: &DirectedChannelTransactionParameters, broadcaster_funding_key: &PublicKey, countersignatory_funding_key: &PublicKey) -> Result<(Vec<TxOut>, Vec<HTLCOutputInCommitment>), ()> {
+ fn internal_build_outputs<T>(keys: &TxCreationKeys, to_broadcaster_value_sat: Amount, to_countersignatory_value_sat: Amount, htlcs_with_aux: &mut Vec<(HTLCOutputInCommitment, T)>, channel_parameters: &DirectedChannelTransactionParameters, broadcaster_funding_key: &PublicKey, countersignatory_funding_key: &PublicKey) -> Result<(Vec<TxOut>, Vec<HTLCOutputInCommitment>), ()> {
let countersignatory_pubkeys = channel_parameters.countersignatory_pubkeys();
let contest_delay = channel_parameters.contest_delay();
let mut txouts: Vec<(TxOut, Option<&mut HTLCOutputInCommitment>)> = Vec::new();
- if to_countersignatory_value_sat > 0 {
+ if to_countersignatory_value_sat > Amount::ZERO {
let script = if channel_parameters.channel_type_features().supports_anchors_zero_fee_htlc_tx() {
- get_to_countersignatory_with_anchors_redeemscript(&countersignatory_pubkeys.payment_point).to_v0_p2wsh()
+ get_to_countersignatory_with_anchors_redeemscript(&countersignatory_pubkeys.payment_point).to_p2wsh()
} else {
- Payload::p2wpkh(&BitcoinPublicKey::new(countersignatory_pubkeys.payment_point)).unwrap().script_pubkey()
+ ScriptBuf::new_p2wpkh(&Hash160::hash(&countersignatory_pubkeys.payment_point.serialize()).into())
};
txouts.push((
TxOut {
))
}
- if to_broadcaster_value_sat > 0 {
+ if to_broadcaster_value_sat > Amount::ZERO {
let redeem_script = get_revokeable_redeemscript(
&keys.revocation_key,
contest_delay,
);
txouts.push((
TxOut {
- script_pubkey: redeem_script.to_v0_p2wsh(),
+ script_pubkey: redeem_script.to_p2wsh(),
value: to_broadcaster_value_sat,
},
None,
}
if channel_parameters.channel_type_features().supports_anchors_zero_fee_htlc_tx() {
- if to_broadcaster_value_sat > 0 || !htlcs_with_aux.is_empty() {
+ if to_broadcaster_value_sat > Amount::ZERO || !htlcs_with_aux.is_empty() {
let anchor_script = get_anchor_redeemscript(broadcaster_funding_key);
txouts.push((
TxOut {
- script_pubkey: anchor_script.to_v0_p2wsh(),
- value: ANCHOR_OUTPUT_VALUE_SATOSHI,
+ script_pubkey: anchor_script.to_p2wsh(),
+ value: Amount::from_sat(ANCHOR_OUTPUT_VALUE_SATOSHI),
},
None,
));
}
- if to_countersignatory_value_sat > 0 || !htlcs_with_aux.is_empty() {
+ if to_countersignatory_value_sat > Amount::ZERO || !htlcs_with_aux.is_empty() {
let anchor_script = get_anchor_redeemscript(countersignatory_funding_key);
txouts.push((
TxOut {
- script_pubkey: anchor_script.to_v0_p2wsh(),
- value: ANCHOR_OUTPUT_VALUE_SATOSHI,
+ script_pubkey: anchor_script.to_p2wsh(),
+ value: Amount::from_sat(ANCHOR_OUTPUT_VALUE_SATOSHI),
},
None,
));
for (htlc, _) in htlcs_with_aux {
let script = chan_utils::get_htlc_redeemscript(&htlc, &channel_parameters.channel_type_features(), &keys);
let txout = TxOut {
- script_pubkey: script.to_v0_p2wsh(),
- value: htlc.amount_msat / 1000,
+ script_pubkey: script.to_p2wsh(),
+ value: htlc.to_bitcoin_amount(),
};
txouts.push((txout, Some(htlc)));
}
/// The value to be sent to the broadcaster
pub fn to_broadcaster_value_sat(&self) -> u64 {
- self.to_broadcaster_value_sat
+ self.to_broadcaster_value_sat.to_sat()
}
/// The value to be sent to the counterparty
pub fn to_countersignatory_value_sat(&self) -> u64 {
- self.to_countersignatory_value_sat
+ self.to_countersignatory_value_sat.to_sat()
}
/// The feerate paid per 1000-weight-unit in this commitment transaction.
let htlc_redeemscript = get_htlc_redeemscript_with_explicit_keys(&this_htlc, &self.channel_type_features, &keys.broadcaster_htlc_key, &keys.countersignatory_htlc_key, &keys.revocation_key);
- let sighash = hash_to_message!(&sighash::SighashCache::new(&htlc_tx).segwit_signature_hash(0, &htlc_redeemscript, this_htlc.amount_msat / 1000, EcdsaSighashType::All).unwrap()[..]);
+ let sighash = hash_to_message!(&sighash::SighashCache::new(&htlc_tx).p2wsh_signature_hash(0, &htlc_redeemscript, this_htlc.to_bitcoin_amount(), EcdsaSighashType::All).unwrap()[..]);
ret.push(sign_with_aux_rand(secp_ctx, &sighash, &holder_htlc_key, entropy_source));
}
Ok(ret)
self.to_broadcaster_delay?,
&self.keys.broadcaster_delayed_payment_key,
);
- let revokeable_p2wsh = revokeable_redeemscript.to_v0_p2wsh();
+ let revokeable_p2wsh = revokeable_redeemscript.to_p2wsh();
let outputs = &self.inner.built.transaction.output;
outputs.iter().enumerate()
.find(|(_, out)| out.script_pubkey == revokeable_p2wsh)
value,
}];
let mut justice_tx = Transaction {
- version: 2,
+ version: Version::TWO,
lock_time: LockTime::ZERO,
input,
output,
};
let weight = justice_tx.weight().to_wu() + WEIGHT_REVOKED_OUTPUT;
- let fee = fee_for_weight(feerate_per_kw as u32, weight);
+ let fee = Amount::from_sat(fee_for_weight(feerate_per_kw as u32, weight));
justice_tx.output[0].value = value.checked_sub(fee).ok_or(())?;
Ok(justice_tx)
}
mod tests {
use super::{CounterpartyCommitmentSecrets, ChannelPublicKeys};
use crate::chain;
- use crate::prelude::*;
use crate::ln::chan_utils::{get_htlc_redeemscript, get_to_countersignatory_with_anchors_redeemscript, CommitmentTransaction, TxCreationKeys, ChannelTransactionParameters, CounterpartyChannelTransactionParameters, HTLCOutputInCommitment};
use bitcoin::secp256k1::{PublicKey, SecretKey, Secp256k1};
use crate::util::test_utils;
use bitcoin::{Network, Txid, ScriptBuf};
use bitcoin::hashes::Hash;
use bitcoin::hashes::hex::FromHex;
- use crate::ln::PaymentHash;
+ use crate::ln::types::PaymentHash;
use bitcoin::address::Payload;
use bitcoin::PublicKey as BitcoinPublicKey;
use crate::ln::features::ChannelTypeFeatures;
+ #[allow(unused_imports)]
+ use crate::prelude::*;
+
struct TestCommitmentTxBuilder {
commitment_number: u64,
holder_funding_pubkey: PublicKey,
builder.channel_parameters.channel_type_features = ChannelTypeFeatures::anchors_zero_htlc_fee_and_dependencies();
let tx = builder.build(1000, 2000);
assert_eq!(tx.built.transaction.output.len(), 4);
- assert_eq!(tx.built.transaction.output[3].script_pubkey, get_to_countersignatory_with_anchors_redeemscript(&builder.counterparty_pubkeys.payment_point).to_v0_p2wsh());
+ assert_eq!(tx.built.transaction.output[3].script_pubkey, get_to_countersignatory_with_anchors_redeemscript(&builder.counterparty_pubkeys.payment_point).to_p2wsh());
// Generate broadcaster output and anchor
let tx = builder.build(3000, 0);
let tx = builder.build(3000, 0);
let keys = &builder.keys.clone();
assert_eq!(tx.built.transaction.output.len(), 3);
- assert_eq!(tx.built.transaction.output[0].script_pubkey, get_htlc_redeemscript(&received_htlc, &ChannelTypeFeatures::only_static_remote_key(), &keys).to_v0_p2wsh());
- assert_eq!(tx.built.transaction.output[1].script_pubkey, get_htlc_redeemscript(&offered_htlc, &ChannelTypeFeatures::only_static_remote_key(), &keys).to_v0_p2wsh());
- assert_eq!(get_htlc_redeemscript(&received_htlc, &ChannelTypeFeatures::only_static_remote_key(), &keys).to_v0_p2wsh().to_hex_string(),
+ assert_eq!(tx.built.transaction.output[0].script_pubkey, get_htlc_redeemscript(&received_htlc, &ChannelTypeFeatures::only_static_remote_key(), &keys).to_p2wsh());
+ assert_eq!(tx.built.transaction.output[1].script_pubkey, get_htlc_redeemscript(&offered_htlc, &ChannelTypeFeatures::only_static_remote_key(), &keys).to_p2wsh());
+ assert_eq!(get_htlc_redeemscript(&received_htlc, &ChannelTypeFeatures::only_static_remote_key(), &keys).to_p2wsh().to_hex_string(),
"0020e43a7c068553003fe68fcae424fb7b28ec5ce48cd8b6744b3945631389bad2fb");
- assert_eq!(get_htlc_redeemscript(&offered_htlc, &ChannelTypeFeatures::only_static_remote_key(), &keys).to_v0_p2wsh().to_hex_string(),
+ assert_eq!(get_htlc_redeemscript(&offered_htlc, &ChannelTypeFeatures::only_static_remote_key(), &keys).to_p2wsh().to_hex_string(),
"0020215d61bba56b19e9eadb6107f5a85d7f99c40f65992443f69229c290165bc00d");
// Generate broadcaster output and received and offered HTLC outputs, with anchors
builder.htlcs_with_aux = vec![(received_htlc.clone(), ()), (offered_htlc.clone(), ())];
let tx = builder.build(3000, 0);
assert_eq!(tx.built.transaction.output.len(), 5);
- assert_eq!(tx.built.transaction.output[2].script_pubkey, get_htlc_redeemscript(&received_htlc, &ChannelTypeFeatures::anchors_zero_htlc_fee_and_dependencies(), &keys).to_v0_p2wsh());
- assert_eq!(tx.built.transaction.output[3].script_pubkey, get_htlc_redeemscript(&offered_htlc, &ChannelTypeFeatures::anchors_zero_htlc_fee_and_dependencies(), &keys).to_v0_p2wsh());
- assert_eq!(get_htlc_redeemscript(&received_htlc, &ChannelTypeFeatures::anchors_zero_htlc_fee_and_dependencies(), &keys).to_v0_p2wsh().to_hex_string(),
+ assert_eq!(tx.built.transaction.output[2].script_pubkey, get_htlc_redeemscript(&received_htlc, &ChannelTypeFeatures::anchors_zero_htlc_fee_and_dependencies(), &keys).to_p2wsh());
+ assert_eq!(tx.built.transaction.output[3].script_pubkey, get_htlc_redeemscript(&offered_htlc, &ChannelTypeFeatures::anchors_zero_htlc_fee_and_dependencies(), &keys).to_p2wsh());
+ assert_eq!(get_htlc_redeemscript(&received_htlc, &ChannelTypeFeatures::anchors_zero_htlc_fee_and_dependencies(), &keys).to_p2wsh().to_hex_string(),
"0020b70d0649c72b38756885c7a30908d912a7898dd5d79457a7280b8e9a20f3f2bc");
- assert_eq!(get_htlc_redeemscript(&offered_htlc, &ChannelTypeFeatures::anchors_zero_htlc_fee_and_dependencies(), &keys).to_v0_p2wsh().to_hex_string(),
+ assert_eq!(get_htlc_redeemscript(&offered_htlc, &ChannelTypeFeatures::anchors_zero_htlc_fee_and_dependencies(), &keys).to_p2wsh().to_hex_string(),
"002087a3faeb1950a469c0e2db4a79b093a41b9526e5a6fc6ef5cb949bde3be379c7");
}
.unwrap()[..]).unwrap();
let pubkey_hash = BitcoinPublicKey::new(
PublicKey::from_secret_key(&Secp256k1::new(), &secret_key)).wpubkey_hash().unwrap();
- let destination_script = ScriptBuf::new_v0_p2wpkh(&pubkey_hash);
+ let destination_script = ScriptBuf::new_p2wpkh(&pubkey_hash);
let justice_tx = tx.trust().build_to_local_justice_tx(253, destination_script.clone()).unwrap();
assert_eq!(justice_tx.input.len(), 1);
assert!(justice_tx.input[0].sequence.is_rbf());
assert_eq!(justice_tx.output.len(), 1);
- assert!(justice_tx.output[0].value < 1000);
+ assert!(justice_tx.output[0].value.to_sat() < 1000);
assert_eq!(justice_tx.output[0].script_pubkey, destination_script);
}