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lnwallet: update HtlcSuccessFee + HtlcTimeoutFee for taproot chans

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There's no fee, as taproot channels are always zero fee HTLC.
This commit is contained in:
Olaoluwa Osuntokun
2023-03-01 21:31:43 -08:00
parent ebc61818a3
commit a74c30fbdd
1 changed files with 12 additions and 12 deletions
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24
lnwallet/commitment.go
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@@ -482,17 +482,18 @@ func CommitWeight(chanType channeldb.ChannelType) int64 {
func HtlcTimeoutFee(chanType channeldb.ChannelType,
feePerKw chainfee.SatPerKWeight) btcutil.Amount {
switch {
// For zero-fee HTLC channels, this will always be zero, regardless of
// feerate.
if chanType.ZeroHtlcTxFee() {
case chanType.ZeroHtlcTxFee() || chanType.IsTaproot():
return 0
}
if chanType.HasAnchors() {
case chanType.HasAnchors():
return feePerKw.FeeForWeight(input.HtlcTimeoutWeightConfirmed)
}
return feePerKw.FeeForWeight(input.HtlcTimeoutWeight)
default:
return feePerKw.FeeForWeight(input.HtlcTimeoutWeight)
}
}
// HtlcSuccessFee returns the fee in satoshis required for an HTLC success
@@ -500,19 +501,18 @@ func HtlcTimeoutFee(chanType channeldb.ChannelType,
func HtlcSuccessFee(chanType channeldb.ChannelType,
feePerKw chainfee.SatPerKWeight) btcutil.Amount {
switch {
// For zero-fee HTLC channels, this will always be zero, regardless of
// feerate.
if chanType.ZeroHtlcTxFee() {
case chanType.ZeroHtlcTxFee() || chanType.IsTaproot():
return 0
}
// TODO(roasbeef): fee is still off here?
if chanType.HasAnchors() {
case chanType.HasAnchors():
return feePerKw.FeeForWeight(input.HtlcSuccessWeightConfirmed)
}
return feePerKw.FeeForWeight(input.HtlcSuccessWeight)
default:
return feePerKw.FeeForWeight(input.HtlcSuccessWeight)
}
}
// CommitScriptAnchors return the scripts to use for the local and remote